CN114380209A - Crossing type high-speed counterweight energy-saving shore bridge - Google Patents

Crossing type high-speed counterweight energy-saving shore bridge Download PDF

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Publication number
CN114380209A
CN114380209A CN202011113801.0A CN202011113801A CN114380209A CN 114380209 A CN114380209 A CN 114380209A CN 202011113801 A CN202011113801 A CN 202011113801A CN 114380209 A CN114380209 A CN 114380209A
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CN
China
Prior art keywords
trolley
lower trolley
upper trolley
lifting
steel wire
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Pending
Application number
CN202011113801.0A
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Chinese (zh)
Inventor
赵迎九
郭树旺
肖强
郑雪峰
王悦民
童民慧
高翔
白建明
刘江浩
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Huadian Lanke Technology Co Ltd
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Huadian Lanke Technology Co Ltd
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Application filed by Huadian Lanke Technology Co Ltd filed Critical Huadian Lanke Technology Co Ltd
Priority to CN202011113801.0A priority Critical patent/CN114380209A/en
Publication of CN114380209A publication Critical patent/CN114380209A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C19/00Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
    • B66C19/007Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries for containers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00Other constructional features or details
    • B66C13/04Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C15/00Safety gear
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C9/00Travelling gear incorporated in or fitted to trolleys or cranes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28Other constructional details
    • B66D1/30Rope, cable, or chain drums or barrels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28Other constructional details
    • B66D1/36Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66DCAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00Portable or mobile lifting or hauling appliances
    • B66D3/04Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
    • B66D3/06Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The invention discloses a crossing type high-speed counterweight energy-saving shore bridge, wherein a shore bridge girder is arranged on a shore bridge support frame and is vertical to a wharf front edge line, an upper trolley track is laid on the inner sides of two parallel shore bridge girders, and a lower trolley track is laid on the outer sides of the two parallel shore bridge girders. The upper trolley runs on the upper trolley track, and the upper trolley lifting winding system is in transmission connection with the upper trolley energy-saving winding system. The lower trolley runs on the lower trolley track, the upper trolley and the upper trolley lifting appliance can pass through the lower trolley frame, and the lower trolley lifting winding system is in transmission connection with the lower trolley energy-saving winding system. The invention reduces the energy consumption of the crossing shore bridge by the balance weight, improves the running speed of the upper trolley and the lower trolley in the crossing shore bridge, improves the equipment device in the traditional single-trolley shore bridge, and improves the structural stability and the running safety of the crossing shore bridge.

Description

Crossing type high-speed counterweight energy-saving shore bridge
Technical Field
The invention relates to the technical field of container handling equipment at ports and docks, in particular to a crossing type high-speed counterweight energy-saving shore bridge.
Background
The shore bridge is used as the most important container loading and unloading equipment of the port and pier and bears the loading and unloading work of most container ships of the port and pier, so the working efficiency of the shore bridge directly influences the loading and unloading efficiency of the container ships of the port and pier. The traditional shore bridge conveys containers through one trolley, the requirement of the container handling capacity of a port and a wharf which is increased year by year cannot be met, and due to the movement limit of the trolley of the shore bridge and the space limitation of the port and the wharf, more efficient container handling equipment needs to be developed urgently.
The crossing type shore bridge utilizes a plurality of trolleys to run simultaneously, so that the loading and unloading efficiency of containers is greatly improved, but the structure of the crossing type shore bridge is greatly different from that of the traditional single trolley shore bridge, and equipment applied to the traditional single trolley shore bridge cannot be directly applied to the crossing type shore bridge.
Disclosure of Invention
The invention aims to provide a crossing type high-speed counterweight energy-saving shore bridge, which reduces the energy consumption of the crossing type shore bridge, further improves the operation efficiency of upper trolleys and lower trolleys in the crossing type shore bridge, simultaneously improves the structural stability and the operation safety of the crossing type shore bridge, and further improves the container loading and unloading efficiency of ports and wharfs.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a pass through energy-conserving bank bridge of balanced heavy-duty of high-speed ization, includes bank bridge support frame, two parallel bank bridge girders, goes up the dolly, lower dolly, goes up the dolly hoist, lower dolly hoist, goes up the energy-conserving winding system that rises of dolly and the energy-conserving winding system that rises of dolly down, the bank bridge girder is located on the bank bridge support frame, and the bank bridge girder is perpendicular with pier front edge line, and the cross-section of bank bridge girder is type of trapezium, and two parallel bank bridge girders's inboard is laid two parallel arrangement's the dolly track of going up, and two parallel arrangement's lower dolly track is laid in the outside of two parallel bank bridge girders.
An upper trolley lifting appliance is arranged below the upper trolley, and the upper trolley runs on an upper trolley track. The lower trolley is provided with a lower trolley lifting appliance below, the lower trolley runs on a lower trolley track, and the upper trolley lifting appliance can pass through the lower trolley frame, in the crossing type high-speed counterweight energy-saving bank bridge, the upper trolley energy-saving lifting winding system comprises a first upper trolley lifting winding drum, a second upper trolley lifting winding drum, a first upper trolley lifting steel wire rope, a second upper trolley lifting steel wire rope, an upper trolley lifting pulley block and an upper trolley lifting direction-changing pulley block, the upper trolley lifting direction-changing pulley blocks are fixedly arranged at two ends of a bank bridge girder, the upper trolley lifting pulley block is fixedly arranged on the upper trolley, the first upper trolley lifting steel wire rope is led out from the first upper trolley lifting winding drum and sequentially bypasses the upper trolley lifting direction-changing pulley block at one end of the bank bridge girder, the upper trolley direction-changing pulley block and the upper trolley lifting direction-changing pulley block at the other end of the bank bridge girder, and the winding wheel bypasses the direction-changing pulley block of the upper trolley again and is finally wound on a second lifting winding drum of the upper trolley. The second upper trolley lifting steel wire rope is led out from the second upper trolley lifting winding drum, and the winding direction of the second upper trolley lifting steel wire rope is opposite to that of the first upper trolley lifting steel wire rope and is finally wound on the first upper trolley lifting winding drum.
The lower trolley energy-saving lifting winding system comprises a first lower trolley lifting winding drum, a second lower trolley lifting winding drum, a first lower trolley lifting steel wire rope, a second lower trolley lifting steel wire rope, a lower trolley lifting pulley block and a lower trolley lifting direction-changing pulley block, wherein the lower trolley lifting direction-changing pulley block is fixedly arranged at two ends of the shore bridge girder, the lower trolley lifting pulley block is fixedly arranged on the lower trolley, the first lower trolley lifting steel wire rope is led out from the first lower trolley lifting winding drum, and after the lower trolley lifting direction-changing pulley block at one end of the shore bridge girder, the lower trolley direction-changing pulley block and the lower trolley lifting direction-changing pulley block at the other end of the shore bridge girder are sequentially bypassed, the lower trolley direction-changing pulley block is bypassed again, and finally the lower trolley lifting winding drum is wound on the second lower trolley lifting winding drum. The second lower trolley lifting steel wire rope is led out from the second lower trolley lifting winding drum, and the winding direction of the second lower trolley lifting steel wire rope is opposite to that of the first lower trolley lifting steel wire rope and is finally wound on the first lower trolley lifting winding drum. The lifting and winding system is used for realizing the ascending and descending actions of the upper trolley lifting appliance and the lower trolley lifting appliance, and further realizing the grabbing and placing of the container.
In the crossing type high-speed counterweight energy-saving shore bridge, the upper trolley energy-saving lifting winding system further comprises two upper trolley balance steel wire ropes, two upper trolley counterweight steel wires and an upper trolley counterweight movable pulley fixed on the upper trolley counterweight steel wire rope, one upper trolley balance steel wire rope is led out from the first upper trolley lifting winding drum, extends upwards after bypassing the upper trolley counterweight movable pulley on the upper trolley counterweight steel wire rope, and the upper trolley balance steel wire rope is fixedly connected with the shore bridge supporting mechanism. And the other upper trolley balance steel wire rope is led out from a second upper trolley lifting winding drum, winds an upper trolley balance weight movable pulley on the other upper trolley balance weight and then extends upwards, and the upper trolley balance steel wire rope is fixedly connected with the shore bridge supporting mechanism.
Energy-conserving winding system that plays to rise of dolly still includes two lower dolly balanced wire rope, two lower dolly counterweight and is fixed in the lower dolly counterweight movable pulley on the dolly counterweight down, dolly balanced wire rope is drawn forth in the reel by first dolly lifting reel down, walks around the lower dolly counterweight movable pulley on the dolly counterweight down and extends upward, lower dolly balanced wire rope and bank bridge supporting mechanism fixed connection. And the other lower trolley balance steel wire rope is led out from a second lower trolley lifting winding drum, extends upwards after bypassing a lower trolley balance weight movable pulley on the other lower trolley balance weight, and is fixedly connected with the shore bridge supporting mechanism. The lifting drum is used for driving the counterweight steel wire rope, so that the counterweight can move in the vertical direction, potential energy is stored by virtue of the counterweight, and the purpose of reducing energy consumption of the crossing shore bridge is achieved.
The traversing high-speed counterweight energy-saving shore bridge also comprises an upper trolley traveling and winding system and a lower trolley traveling and winding system, the upper trolley traveling winding system comprises an upper trolley traveling winding drum, a first upper trolley traveling steel wire rope, a second upper trolley traveling steel wire rope, an upper trolley traveling pulley block, a first upper trolley traveling direction-changing pulley block and a second upper trolley traveling direction-changing pulley block, the upper trolley traveling pulley block is fixedly arranged on the upper trolley, the first upper trolley traveling direction-changing pulley block is fixedly arranged at the same end of the two parallel shore bridge girders, the second upper trolley traveling direction-changing pulley block is fixedly arranged at the other end of the two parallel shore bridge girders, the first upper trolley traveling steel wire rope is led out from the upper trolley traveling winding drum, and is wound on the upper trolley traveling winding drum after sequentially passing through the first upper trolley traveling direction-changing pulley block, the upper trolley traveling pulley block and the first upper trolley traveling direction-changing pulley block. The second upper trolley traveling steel wire rope is led out from the upper trolley traveling winding drum, the extending direction of the second upper trolley traveling steel wire rope is opposite to the extending direction of the first upper trolley traveling steel wire rope, and the second upper trolley traveling steel wire rope sequentially winds the upper trolley traveling winding drum after passing through the second upper trolley traveling direction-changing pulley block, the upper trolley traveling pulley and the second upper trolley traveling direction-changing pulley block.
The lower trolley traveling winding system comprises a first lower trolley traveling winding drum, a second lower trolley traveling winding drum, a first lower trolley traveling steel wire rope, a second lower trolley traveling steel wire rope, a lower trolley traveling pulley block, a first lower trolley traveling direction-changing pulley block and a second lower trolley traveling direction-changing pulley block, wherein the lower trolley traveling pulley block is fixedly arranged on the lower trolley, the first lower trolley traveling direction-changing pulley block is fixedly arranged at the same end of the two parallel shore bridge girders, the second lower trolley traveling direction-changing pulley block is fixedly arranged at the other end of the two parallel shore bridge girders, the first lower trolley traveling steel wire rope is led out from the first lower trolley traveling winding drum, and the first lower trolley traveling direction-changing pulley block, the lower trolley traveling pulley block and the first lower trolley traveling direction-changing pulley block are sequentially wound on the second lower trolley traveling winding drum. The second lower trolley traveling steel wire rope is led out from the first lower trolley traveling winding drum, the extending direction of the second lower trolley traveling steel wire rope is opposite to the extending direction of the first lower trolley traveling steel wire rope, and the second lower trolley traveling steel wire rope sequentially winds on the second lower trolley traveling winding drum after passing through the second lower trolley traveling direction-changing pulley block, the lower trolley traveling pulley and the second lower trolley traveling direction-changing pulley block. The upper trolley walking and winding system and the lower trolley walking and winding system are used for completing the movement of the upper trolley and the lower trolley along the direction of the shore bridge girder, so that the container is transported between the land side and the sea side.
The crossing type high-speed counterweight energy-saving shore bridge further comprises a lower trolley rope supporting frame, the lower trolley rope supporting frame comprises a supporting roller, a supporting roller frame and supporting roller wheels, the supporting roller is horizontally and fixedly arranged on the supporting roller frame, the supporting roller wheels are fixedly arranged below one side, close to a lower trolley track, of the supporting roller frame, the supporting roller wheels can walk along the lower trolley track, and the lower trolley balance steel wire rope, the first lower trolley walking steel wire rope and the second lower trolley walking steel wire rope are all located on the supporting roller. The upper trolley balance steel wire rope, the first upper trolley walking steel wire rope and the second upper trolley walking steel wire rope are uniformly distributed on the inner sides of the two parallel shore bridge girders and are not interfered with the lower trolley balance steel wire rope, the first lower trolley walking steel wire rope and the second lower trolley walking steel wire rope. Compared with the traditional single-trolley shore bridge, the traversing shore bridge comprises the upper trolley and the lower trolley, the winding of the steel wire rope is more complicated, the upper trolley and the lower trolley are prevented from interfering with each other in the operation process of the traversing shore bridge to influence the operation safety, and meanwhile, the lower trolley travels on the outer side of the girder of the shore bridge, so that the lower trolley balance steel wire rope, the first lower trolley traveling steel wire rope and the second lower trolley traveling steel wire rope are prevented from being entangled or falling off due to the influence of external factors.
In the crossing type high-speed counterweight energy-saving shore bridge, the lower trolley rope support frame further wraps the rope support frame and comprises a traction wheel, the traction wheel is fixedly connected with the roller support frame, a plurality of groups of the lower trolley rope support frame are arranged, the adjacent lower trolley rope support frames are connected through the rope support frame traction steel wire rope, and the rope support frame traction steel wire rope is wound on the rope support frame traction wheel. Because the lower trolley rope supporting frame can run along the lower trolley track, in order to prevent the change of the distance between the lower trolley rope supporting frames and make part of steel wire ropes droop under the action of gravity and influence the running safety of the lower trolley, the invention is provided with the rope supporting frame traction wheel, and the adjacent lower trolley rope supporting frames are connected together by the rope supporting frame traction steel wire ropes, thereby ensuring that the distance between the lower trolley rope supporting frames is kept stable.
In the crossing type high-speed energy-saving counterweight shore bridge, the upper trolley counterweight can move up and down under the drive of the upper trolley balance steel wire rope, the moving direction of the upper trolley counterweight is opposite to the moving direction of the upper trolley lifting tool in the vertical direction, the torque of the upper trolley counterweight acting on the upper trolley balance winding drum through the upper trolley balance steel wire rope is equal to the sum of the torques of the upper trolley lifting tool and the empty container acting on the first upper trolley lifting winding drum and the second upper trolley lifting winding drum through the upper trolley lifting steel wire rope, and the directions are opposite.
The lower trolley balance weight can move up and down under the driving of the lower trolley balance steel wire rope, the moving direction of the lower trolley balance weight is opposite to the moving direction of the lower trolley lifting appliance in the vertical direction, the torque of the lower trolley balance weight acting on the lower trolley balance winding drum through the lower trolley balance steel wire rope is equal to the sum of the torques of the lower trolley lifting appliance acting on the first lower trolley lifting winding drum and the second lower trolley lifting winding drum through the lower trolley lifting steel wire rope, and the directions are opposite.
In the crossing type high-speed energy-saving counterweight quayside container crane, the counterweight of the upper trolley and the balance weight of the lower trolley are independently arranged in cavities in different quayside container crane supporting frames, and the counterweight of the upper trolley and the balance weight of the lower trolley independently move without interfering with each other. In actual operation, although the balance weight moves in the vertical direction, the balance weight is easily influenced by the external environment, and meanwhile, the balance weight of the upper trolley and the balance weight of the lower trolley are influenced mutually, so that the balance weight of the upper trolley and the balance weight of the lower trolley are respectively arranged in different shore bridge support frames, and potential safety hazards caused by mutual collision of the balance weight of the upper trolley and the balance weight of the lower trolley are avoided.
In the crossing type high-speed counterweight energy-saving shore bridge, the upper trolley energy-saving winding system and the lower trolley energy-saving winding system further comprise damping springs and rubber damping wheels, the upper trolley balance steel wire rope bypasses the upper trolley balance movable pulley and then is fixedly connected with the shore bridge supporting structure through the damping springs, and the rubber damping wheels are arranged between the upper trolley counterweight and the shore bridge supporting frame. The lower trolley balance steel wire rope is fixedly connected with the shore bridge supporting structure through the damping spring after bypassing the lower trolley balance movable pulley, and the rubber damping wheel is arranged between the lower trolley balance weight and the shore bridge supporting frame. Damping spring can stabilize balanced heavy moving speed, prevents to go up the dolly and to balance wire rope and the balanced wire rope of dolly down and produce too big pulling force when heavy moving speed is very fast with lower dolly of balancing the weight, and the effect of rubber shock attenuation wheel prevents to go up the dolly and to balance heavy and the balanced and bank bridge support frame bump of dolly down.
The crossing type high-speed counterweight energy-saving shore bridge further comprises a shore bridge machine room, the shore bridge machine room is fixedly arranged on a girder of the shore bridge, the first upper trolley lifting winding drum, the second upper trolley lifting winding drum, the first lower trolley lifting winding drum, the second lower trolley lifting winding drum, the upper trolley walking winding drum, the first lower trolley walking winding drum and the second lower trolley walking winding drum are uniformly distributed in the shore bridge machine room, and the first upper trolley lifting winding drum, the second upper trolley lifting winding drum, the first lower trolley lifting winding drum, the second lower trolley lifting winding drum, the two upper trolley balance winding drums, the two lower trolley balance winding drums, the upper trolley walking winding drum, the first lower trolley walking winding drum and the second lower trolley walking winding drum are arranged in parallel and are perpendicular to the extending direction of the girder. The bank bridge machine room further comprises a floating coupler, the first lower trolley lifting reel and the second lower trolley lifting reel are in transmission connection through the floating coupler, the floating coupler can prevent the first lower trolley lifting reel and the second lower trolley lifting reel from rotating at different speeds, and the phenomenon that a lower trolley lifting appliance inclines to influence operation safety is avoided.
The crossing type high-speed counterweight energy-saving shore bridge also comprises an upper trolley vibration-avoiding system and a lower trolley vibration-avoiding system, wherein the upper trolley vibration-avoiding system and the lower trolley vibration-avoiding system are used for limiting the vibration generated when the upper trolley and the lower trolley move at a high speed, so that the structural safety of the crossing type shore bridge is prevented from being influenced by the overlarge vibration, and conditions are provided for further accelerating the upper trolley and the lower trolley. The upper trolley vibration-avoiding system comprises an upper trolley wheel vibration-avoiding spring, an upper trolley deflection-preventing wheel vibration-avoiding spring, an upper trolley traction wheel vibration-avoiding spring and an upper trolley lifting pulley vibration-avoiding spring, wherein the upper trolley comprises an upper trolley frame, an upper trolley travelling wheel travelling on an upper trolley rail, an upper trolley deflection-preventing wheel with an arc surface abutting against the upper trolley rail, an upper trolley deflection-preventing wheel support, an upper trolley travelling pulley block and an upper trolley lifting pulley arranged in the upper trolley frame.
The upper trolley wheel vibration-proof spring is vertically arranged, one end of the upper trolley wheel vibration-proof spring is hinged with the upper trolley frame through a connecting piece, and the other end of the upper trolley wheel vibration-proof spring is fixedly connected with a rotating shaft of the upper trolley travelling wheel through the connecting piece.
The upper trolley anti-deflection wheel support is fixedly connected with the upper trolley anti-deflection wheel, the upper trolley anti-deflection wheel vibration-avoiding spring is arranged between the upper trolley anti-deflection wheel support and the upper trolley frame, one end of the upper trolley anti-deflection wheel vibration-avoiding spring is hinged with the upper trolley frame, and the other end of the upper trolley anti-deflection wheel vibration-avoiding spring is fixedly connected with the upper trolley anti-deflection wheel support.
The upper trolley traction wheel vibration-proof spring is arranged in parallel with the shore bridge girder, one end of the upper trolley traction wheel vibration-proof spring is hinged with the upper trolley frame, and the other end of the upper trolley traction wheel vibration-proof spring is fixedly connected with a rotating shaft of a pulley in the upper trolley walking pulley block through a connecting piece.
The upper trolley lifting pulley vibration-avoiding spring is vertically arranged, one end of the upper trolley lifting pulley vibration-avoiding spring is fixedly connected with the upper trolley frame through a connecting piece, and the other end of the upper trolley lifting pulley vibration-avoiding spring is fixedly connected with a rotating shaft of the upper trolley lifting pulley through the connecting piece.
The lower trolley vibration-avoiding system comprises a lower trolley wheel vibration-avoiding spring, a lower trolley anti-deflection wheel vibration-avoiding spring, a lower trolley traction wheel vibration-avoiding spring and a lower trolley lifting pulley vibration-avoiding spring, wherein the lower trolley comprises a lower trolley frame, a lower trolley travelling wheel travelling on a lower trolley track, a lower trolley anti-deflection wheel with an arc surface abutting against the lower trolley track, a lower trolley anti-deflection wheel support, a lower trolley travelling pulley block and a lower trolley lifting pulley arranged in the lower trolley frame.
The lower trolley wheel vibration-proof spring is vertically arranged, one end of the lower trolley wheel vibration-proof spring is hinged with the lower trolley frame through a connecting piece, and the other end of the lower trolley wheel vibration-proof spring is fixedly connected with a rotating shaft of the lower trolley running wheel through the connecting piece.
The lower trolley anti-deflection wheel support is fixedly connected with the lower trolley anti-deflection wheel, the lower trolley anti-deflection wheel vibration-avoiding spring is arranged between the lower trolley anti-deflection wheel support and the lower trolley frame, one end of the lower trolley anti-deflection wheel vibration-avoiding spring is hinged with the lower trolley frame, and the other end of the lower trolley anti-deflection wheel vibration-avoiding spring is fixedly connected with the lower trolley anti-deflection wheel support.
The lower trolley traction wheel vibration-avoiding spring is arranged in parallel with the shore bridge girder, one end of the lower trolley traction wheel vibration-avoiding spring is hinged with the lower trolley frame, and the other end of the lower trolley traction wheel vibration-avoiding spring is fixedly connected with a rotating shaft of a pulley in the lower trolley walking pulley block through a connecting piece.
The lower trolley lifting pulley vibration-avoiding spring is vertically arranged, one end of the lower trolley lifting pulley vibration-avoiding spring is fixedly connected with the lower trolley frame through a connecting piece, and the other end of the lower trolley lifting pulley vibration-avoiding spring is fixedly connected with a rotating shaft of the lower trolley lifting pulley through the connecting piece.
The crossing type high-speed counterweight energy-saving shore bridge also comprises an upper trolley lifting appliance anti-swing system and a lower trolley anti-swing system, after the upper trolley lifting appliance and the lower trolley lifting appliance descend, the upper trolley lifting appliance and the lower trolley lifting appliance are more easily influenced by the external environment to swing, the influence is smaller in the traditional single trolley shore bridge, but in the crossing type shore bridge, the upper trolley runs through the lower trolley frame, the larger swing amplitude can interfere with each other, and even the running safety of the crossing type shore bridge is influenced. The upper trolley lifting appliance anti-swing system comprises two upper trolley anti-swing wing plates, two upper trolley anti-swing torque motors, two upper trolley anti-swing drums and four upper trolley anti-swing steel wire ropes, wherein the two upper trolley anti-swing wing plates are fixedly arranged on two sides of an upper trolley frame in the upper trolley running direction respectively, the two upper trolley anti-swing torque motors and the two upper trolley anti-swing drums are fixedly arranged on the two upper trolley anti-swing wing plates respectively, the upper trolley anti-swing torque motors are in transmission connection with the upper trolley anti-swing drums, every two upper trolley anti-swing steel wire ropes are wound on one upper trolley anti-swing drum, the winding direction of the upper trolley anti-swing steel wire ropes is that the upper trolley anti-swing drums are wound from the middle to two ends, and one end, away from the upper trolley anti-swing drum, of the upper trolley anti-swing steel wire ropes is fixedly connected with the upper trolley lifting appliance.
The lower trolley lifting appliance anti-swing system comprises two lower trolley anti-swing wing plates, two lower trolley anti-swing torque motors, two lower trolley anti-swing drums and four lower trolley anti-swing steel wire ropes, wherein the two lower trolley anti-swing wing plates are fixedly arranged on two sides of a lower trolley frame in the lower trolley running direction respectively, the two lower trolley anti-swing torque motors and the two lower trolley anti-swing drums are fixedly arranged on the two lower trolley anti-swing wing plates respectively, the lower trolley anti-swing torque motors are in transmission connection with the lower trolley anti-swing drums, every two of the four lower trolley anti-swing steel wire ropes are wound on one lower trolley anti-swing drum, the winding direction of the lower trolley anti-swing steel wire ropes is that the lower trolley anti-swing drums are wound from the middle to two ends, and one end, away from the lower trolley anti-swing drum, of the lower trolley anti-swing steel wire ropes is fixedly connected with the lower trolley lifting appliance.
In the crossing type high-speed counterweight energy-saving shore bridge, when the upper trolley lifting appliance is at the lowest position, the included angle between the anti-swing steel wire rope of the upper trolley and the vertical direction is 5-20 degrees. When the lower trolley lifting appliance is positioned at the lowest position, the included angle between the anti-swing steel wire rope of the lower trolley and the vertical direction is 7-25 degrees.
The crossing type high-speed counterweight energy-saving shore bridge further comprises a cable limiting groove and a drag chain control cable, the cable limiting groove is a concave groove with an upward opening, the cable limiting groove is fixedly arranged on two sides of a girder of the shore bridge, the drag chain control cable is a power supply control cable of an upper trolley and a lower trolley, one end of the drag chain control cable moves along with the upper trolley and the lower trolley simultaneously, the drag chain control cable is arranged in the cable limiting groove, and the width difference range of the concave groove of the cable limiting groove and the width difference range of the drag chain control cable is 10-50 mm. After the running speeds of the upper trolley and the lower trolley are improved, the moving speed of the power supply cable controlled by the upper trolley and the lower trolley is accelerated, and in order to prevent the cable from colliding and extruding in the moving process and reduce the service life of the cable, the invention protects the drag chain control cable by using the cable limiting groove, and the drag chain control cable can only move in the cable limiting groove.
Compared with the prior art, the invention has the advantages that: the energy-saving crossing type high-speed counterweight shore bridge has the advantages that the lifting reel is connected with the counterweight through the balance steel wire rope, the energy consumption of the crossing type shore bridge can be reduced through the counterweight, the running speed of the upper trolley and the lower trolley in the crossing type shore bridge is increased, the container loading and unloading efficiency of the crossing type shore bridge is further improved, meanwhile, the equipment in the traditional single trolley shore bridge is improved or added or deleted, and the structural stability and the running safety of the crossing type shore bridge are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of an energy-saving lifting winding system of an upper trolley in the invention;
FIG. 3 is a schematic structural view of an energy-saving hoisting and winding system of a lower trolley in the invention;
FIG. 4 is a schematic view of the damping springs and rubber damping wheels of the upper and lower carriage counterweights of the present invention;
FIG. 5 is a schematic structural view of the upper cart traveling winding system of the present invention;
FIG. 6 is a schematic structural view of a lower cart traveling winding system according to the present invention;
FIG. 7 is a schematic structural view of a lower trolley rope support frame in the invention;
FIG. 8 is a top view of a shore bridge room according to the present invention;
FIG. 9 is a top view of the upper trolley vibration reduction system of the present invention;
FIG. 10 is a front view of the upper trolley vibration avoidance system of the present invention;
FIG. 11 is a top view of the lower trolley vibration avoidance system of the present invention;
FIG. 12 is a top plan view of the upper trolley spreader anti-sway system of the present invention;
FIG. 13 is a front view of the upper trolley spreader anti-roll system of the present invention;
FIG. 14 is a top plan view of the lower trolley spreader anti-sway system of the present invention;
FIG. 15 is a front view of the lower trolley spreader anti-roll system of the present invention;
FIG. 16 is a schematic view of the cable retaining groove and tow chain control cable configuration of the present invention;
figure 17 is a schematic cross-sectional view of a cable retaining groove and a tow chain control cable according to the present invention.
The meaning of the reference numerals: 1-shore bridge support frame, 2-shore bridge girder, 3-upper trolley, 4-lower trolley, 5-upper trolley hanger, 6-lower trolley hanger, 7-upper trolley rail, 8-lower trolley rail, 9-lower trolley rope carrier, 10-carrier roller, 11-carrier roller carrier, 12-carrier roller wheel, 13-carrier roller carrier traction wheel, 14-damping spring, 15-rubber damping wheel, 16-shore bridge machine room, 17-floating coupling, 18-cable limiting groove, 19-drag chain control cable, 311-first upper trolley lifting drum, 312-second upper trolley lifting drum, 313-first upper trolley lifting steel wire rope, 314-second upper trolley lifting steel wire rope, 315-upper trolley lifting pulley block, 316-upper trolley lifting pulley block redirection pulley block, 411-a first lower trolley lifting drum, 412-a second lower trolley lifting drum, 413-a first lower trolley lifting wire rope, 414-a second lower trolley lifting wire rope, 415-a lower trolley lifting pulley block, 416-a lower trolley lifting redirection pulley block, 323-an upper trolley balancing wire rope, 324-an upper trolley balancing weight, 325-an upper trolley balancing weight movable pulley, 423-a lower trolley balancing wire rope, 424-a lower trolley balancing weight, 425-a lower trolley balancing weight movable pulley, 331-an upper trolley walking drum, 332-a first upper trolley walking wire rope, 333-a second upper trolley walking wire rope, 334-an upper trolley walking pulley block, 335-a first upper trolley walking redirection pulley block, 336-a second upper trolley walking pulley block redirection, 431-a first lower trolley walking drum, 432-second lower trolley traveling drum, 433-first lower trolley traveling wire rope, 434-second lower trolley traveling wire rope, 435-lower trolley traveling pulley block, 436-first lower trolley traveling direction changing pulley block, 437-second lower trolley traveling direction changing pulley block, 341-upper trolley wheel vibration-damping spring, 342-upper trolley deflection-preventing wheel vibration-damping spring, 343-upper trolley traction wheel vibration-damping spring, 344-upper trolley lifting pulley vibration-damping spring, 345-upper trolley frame, 346-upper trolley traveling wheel, 347-upper trolley deflection-preventing wheel, 348-upper trolley deflection-preventing wheel bracket, 349-upper trolley lifting pulley, 441-lower trolley wheel vibration-damping spring, 442-lower trolley deflection-preventing wheel vibration-damping spring, 443-lower trolley traction wheel vibration-damping spring, 444-lower trolley lifting pulley vibration-damping spring, 445-lower trolley frame, 446-lower trolley travelling wheel, 447-lower trolley anti-deviation wheel, 448-lower trolley anti-deviation wheel support, 449-lower trolley lifting pulley, 351-upper trolley anti-swing wing plate, 352-upper trolley anti-swing moment motor, 353-upper trolley anti-swing reel, 354-upper trolley anti-swing wire rope, 451-lower trolley anti-swing wing plate, 452-lower trolley anti-swing moment motor, 453-lower trolley anti-swing reel, 454-lower trolley anti-swing wire rope.
The invention is further described with reference to the following figures and detailed description.
Detailed Description
Example 1 of the invention: as shown in fig. 1, this embodiment is a crossing type energy-saving bank bridge with counterweight at high speed, including bank bridge support frame 1, two parallel bank bridge girders 2, upper trolley 3, lower trolley 4, upper trolley hoist 5, lower trolley hoist 6, upper trolley energy-saving hoisting winding system and lower trolley energy-saving hoisting winding system, bank bridge girder 2 is located on bank bridge support frame 1, and bank bridge support frame 1 is four vertical supporting legs of arranging, and bank bridge girder 2 is perpendicular with pier front line, and bank bridge girder 2's cross-section is type of trapezium, and two parallel arrangement's upper trolley track 7 has been laid to two parallel bank bridge girders 2's inboard, and two parallel arrangement's lower trolley track 8 has been laid to two parallel arrangement's the outside of two parallel bank bridge girders 2.
An upper trolley lifting appliance 5 is arranged below the upper trolley 3, and the upper trolley 3 runs on an upper trolley track 7. A lower trolley lifting appliance 6 is arranged below the lower trolley 4, the lower trolley 4 runs on a lower trolley track 8, and the upper trolley 3 and the upper trolley lifting appliance 5 can pass through the frame of the lower trolley 4.
As shown in fig. 2, the energy-saving hoisting and winding system for the upper trolley in the embodiment is used for realizing the ascending and descending actions of the upper trolley spreader 5 in the vertical direction, and hoisting and placing the container. The upper trolley energy-saving lifting winding system comprises a first upper trolley lifting winding drum 311, a second upper trolley lifting winding drum 312, a first upper trolley lifting steel wire rope 313, a second upper trolley lifting steel wire rope 314, an upper trolley lifting pulley block 315 and an upper trolley lifting bend pulley block 316, wherein the upper trolley lifting bend pulley block 316 is fixedly arranged at two ends of the shore bridge girder 2, the upper trolley lifting pulley block 315 is fixedly arranged on the upper trolley 3, the first upper trolley lifting steel wire rope 313 is led out from the first upper trolley lifting winding drum 311, and after sequentially bypassing the upper trolley lifting bend pulley block 316 at one end of the shore bridge girder 2, the upper trolley bend pulley block 315 and the upper trolley lifting bend pulley block 316 at the other end of the shore bridge girder 2, the upper trolley bend pulley block 315 is bypassed again, and finally the upper trolley lifting winding drum 312 is wound on the second upper trolley lifting winding drum. The second upper trolley hoisting cable 314 is led out from the second upper trolley hoisting drum 312, and the winding direction of the second upper trolley hoisting cable 314 is opposite to that of the first upper trolley hoisting cable 313, and finally the second upper trolley hoisting cable is wound on the first upper trolley hoisting drum 311.
As shown in fig. 3, the lower trolley energy-saving hoisting winding system described in this embodiment is used for realizing the vertical ascending and descending actions of the lower trolley spreader 6, and hoisting and placing containers. The lower trolley lifting winding system comprises a first lower trolley lifting winding drum 411, a second lower trolley lifting winding drum 412, a first lower trolley lifting steel wire rope 413, a second lower trolley lifting steel wire rope 414, a lower trolley lifting pulley block 415 and a lower trolley lifting bend pulley block 416, wherein the lower trolley lifting bend pulley block 416 is fixedly arranged at two ends of the shore bridge girder 2, the lower trolley lifting pulley block 415 is fixedly arranged on the lower trolley 4, the first lower trolley lifting steel wire rope 413 is led out from the first lower trolley lifting winding drum 411, and after sequentially bypassing the lower trolley lifting bend pulley block 416 at one end of the shore bridge girder 2, the lower trolley bend pulley block 415 and the lower trolley lifting bend pulley block 416 at the other end of the shore bridge girder 2, the lower trolley lifting bend pulley block 415 is bypassed again, and finally the lower trolley lifting winding drum 412 is wound. The second lower trolley hoisting cable 414 is led out from the second lower trolley hoisting drum 412, and the winding direction of the second lower trolley hoisting cable 414 is opposite to that of the first lower trolley hoisting cable 413, and is finally wound on the first lower trolley hoisting drum 411.
As shown in fig. 2, the energy-saving hoisting winding system for the upper trolley in the embodiment further includes two upper trolley balance wire ropes 323, two upper trolley balance weights 324, and an upper trolley balance weight movable pulley 325 fixed on the upper trolley balance weight 324, wherein one upper trolley balance wire rope 323 is led out from the first upper trolley hoisting drum 311, extends upward after bypassing the upper trolley balance weight movable pulley 325 on one upper trolley balance weight 324, and the upper trolley balance wire rope 323 is fixedly connected with the shore bridge supporting mechanism. The other upper trolley balance wire rope 323 is led out from the second upper trolley hoisting drum 312, extends upwards after passing through an upper trolley balance weight pulley 325 on the other upper trolley balance weight 324, and the upper trolley balance wire rope 323 is fixedly connected with the shore bridge supporting mechanism.
As shown in fig. 3, the lower trolley energy-saving hoisting and winding system in this embodiment further includes two lower trolley balance wire ropes 423, two lower trolley balance weights 424, and a lower trolley balance weight movable pulley 425 fixed on the lower trolley balance weight 424, where one of the lower trolley balance wire ropes 423 is led out from the first lower trolley hoisting drum 411, extends upward after bypassing the lower trolley balance weight movable pulley 425 on one of the lower trolley balance weights 424, and the lower trolley balance wire rope 423 is fixedly connected to the shore bridge supporting mechanism. The other lower trolley balance steel wire rope 423 is led out from the second lower trolley hoisting drum 412, extends upwards after bypassing a lower trolley balance weight pulley 425 on the other lower trolley balance weight 424, and is fixedly connected with the shore bridge supporting mechanism. In the energy-saving upper trolley lifting and winding system and the energy-saving lower trolley lifting and winding system in the embodiment, the upper trolley lifting drum and the lower trolley lifting drum are utilized to link the movement of the upper trolley lifting appliance 5 and the upper trolley counterweight 324 in the vertical direction and the movement of the lower trolley lifting appliance 6 and the lower trolley counterweight 424 in the vertical direction, and the potential energy is stored by means of the upper trolley counterweight 324 and the lower trolley counterweight 424, so that the energy consumption of the crossing type shore bridge in the process of lifting and taking containers is reduced. Compared with the traditional single-trolley shore bridge, the crossing shore bridge has the advantages that the efficiency is greatly improved, and meanwhile, the energy consumption is higher, so that the significance for reducing the energy consumption of the crossing shore bridge is higher.
As shown in fig. 5, the embodiment further includes an upper trolley traveling winding system and a lower trolley traveling winding system, wherein the upper trolley traveling winding system and the lower trolley traveling winding system are respectively used for completing the traveling action of the upper trolley 3 along the shore bridge girder 2 and the traveling action of the lower trolley 4 along the girder. The upper trolley traveling winding system comprises an upper trolley traveling winding drum 331, a first upper trolley traveling steel wire rope 332, a second upper trolley traveling steel wire rope 333, an upper trolley traveling pulley block 334, a first upper trolley traveling direction-changing pulley block 335 and a second upper trolley traveling direction-changing pulley block 336, wherein the upper trolley traveling pulley block 334 is fixedly arranged on the upper trolley 3, the first upper trolley traveling direction-changing pulley block 335 is fixedly arranged at the same end of two parallel shore bridge girders 2, the second upper trolley traveling direction-changing pulley block 336 is fixedly arranged at the other end of the two parallel shore bridge girders 2, the first upper trolley traveling steel wire rope 332 is led out from the upper trolley traveling winding drum 331, and winds on the upper trolley traveling winding drum 331 after sequentially bypassing the first upper trolley traveling direction-changing pulley block 335, the upper trolley traveling pulley block 334 and the first upper trolley traveling direction-changing pulley block 335. The second upper trolley traveling steel wire rope 333 is led out from the upper trolley traveling winding drum 331, the extending direction of the second upper trolley traveling steel wire rope 333 is opposite to the extending direction of the first upper trolley traveling steel wire rope 332, and the second upper trolley traveling steel wire rope 333 sequentially winds on the upper trolley traveling winding drum 331 after passing through the second upper trolley traveling direction-changing pulley block 336, the upper trolley traveling pulley 334 and the second upper trolley traveling direction-changing pulley block 336.
As shown in fig. 6, the lower trolley traveling winding system in this embodiment includes a first lower trolley traveling drum 431, a second lower trolley traveling drum 432, a first lower trolley traveling cable 433, a second lower trolley traveling cable 434, a lower trolley traveling pulley block 435, a first lower trolley traveling direction-changing pulley block 436, and a second lower trolley traveling direction-changing pulley block 437, the lower trolley traveling pulley block 435 is fixedly arranged on the lower trolley 4, the first lower trolley traveling direction-changing pulley block 436 is fixedly arranged at the same end of the two parallel shore bridge girders 2, the second lower trolley traveling direction-changing pulley block 437 is fixedly arranged at the other end of the two parallel shore bridge girders 2, the first lower trolley traveling steel wire rope 433 is led out from the first lower trolley traveling winding drum 431, sequentially bypasses the first lower trolley traveling direction-changing pulley block 436, the lower trolley traveling pulley block 435 and the first lower trolley traveling direction-changing pulley block 436, and then is wound on the second lower trolley traveling winding drum 432. The second lower trolley walking steel wire rope 434 is led out from the first lower trolley walking winding drum 431, the extending direction of the second lower trolley walking steel wire rope 434 is opposite to the extending direction of the first lower trolley walking steel wire rope 433, and the second lower trolley walking steel wire rope 434 sequentially winds on the second lower trolley walking winding drum 432 after passing through a second lower trolley walking direction-changing pulley block 437, a lower trolley walking pulley 435 and a second lower trolley walking direction-changing pulley block 437.
The upper trolley balance weight 324 in this embodiment can move up and down under the driving of the upper trolley balance wire rope 323, the moving direction of the upper trolley balance weight 324 is opposite to the moving direction of the upper trolley lifting tool 5 in the vertical direction, the torque of the upper trolley balance weight 324 acting on the upper trolley balance winding drum 321 through the upper trolley balance wire rope 323 is equal to the sum of the torques of the upper trolley lifting tool 5 and the empty container acting on the first upper trolley lifting winding drum 311 and the second upper trolley lifting winding drum 312 through the upper trolley lifting wire rope 313, and the directions are opposite.
The lower trolley balancing weight 424 can move up and down under the driving of the lower trolley balancing steel wire rope 423, the moving direction of the lower trolley balancing weight 424 is opposite to the moving direction of the lower trolley lifting tool 6 in the vertical direction, the torque of the lower trolley balancing weight 424 acting on the lower trolley balancing winding drum 421 through the lower trolley balancing steel wire rope 423 is equal to the sum of the torques of the lower trolley lifting tool 6 acting on the first lower trolley lifting winding drum 411 and the second lower trolley lifting winding drum 412 through the lower trolley lifting steel wire rope 413, and the directions are opposite.
As shown in fig. 4, the upper trolley counterweight 324 and the lower trolley counterweight 424 in the embodiment are separately disposed in different cavities inside the shore bridge support frame 1, and the upper trolley counterweight 324 and the lower trolley counterweight 424 move independently without interfering with each other. Increase the counter weight and carry out energy-conservingly in crossing through formula bank bridge, can further improve wire rope and arrange the degree of difficulty and the equipment operation safety control degree of difficulty, this embodiment will go up the dolly counter weight 324 and all arrange alone in the inside cavity of different bank bridge support frames 1 with lower dolly counter weight 424, guarantees that the independent operation does not disturb each other.
As shown in fig. 4, the energy-saving hoisting winding system of the upper trolley and the energy-saving hoisting winding system of the lower trolley in the embodiment further include a damping spring 14 and a rubber damping wheel 15, the balancing steel wire rope 323 of the upper trolley bypasses the balancing movable pulley 325 of the upper trolley and is then fixedly connected with the shore bridge supporting structure through the damping spring 14, and the rubber damping wheel 15 is disposed between the balancing weight 324 of the upper trolley and the shore bridge supporting frame 1. The lower trolley balance steel wire rope 423 bypasses a lower trolley balance movable pulley 425 and is fixedly connected with the shore bridge supporting structure through a damping spring 14, and the rubber damping wheel 15 is arranged between the lower trolley balance weight 424 and the shore bridge supporting frame 1. When the upper trolley lifting appliance 5 and the lower trolley lifting appliance 6 in the crossing type shore bridge run at an excessively high speed in the vertical direction, the upper trolley balancing weight 324 and the lower trolley balancing weight 424 which move in association with the upper trolley lifting appliance move at a high speed, so that the upper trolley balancing weight 324 and the lower trolley balancing weight 424 are prevented from generating excessively high tensile force on the upper trolley balancing steel wire rope 323 and the lower trolley balancing steel wire rope 423 instantly to influence the running safety, and the damping spring 14 is arranged to play a role in buffering. The rubber shock absorption wheel 15 in this embodiment can avoid the collision between the upper trolley counterweight 324 and the lower trolley counterweight 424 and the shore bridge support frame 1, and the structure is safe.
Example 2 of the invention: as shown in fig. 1, this embodiment is a crossing type energy-saving bank bridge with counterweight at high speed, including bank bridge support frame 1, two parallel bank bridge girders 2, upper trolley 3, lower trolley 4, upper trolley hoist 5, lower trolley hoist 6, upper trolley energy-saving hoisting winding system and lower trolley energy-saving hoisting winding system, bank bridge girder 2 is located on bank bridge support frame 1, and bank bridge support frame 1 is four vertical supporting legs of arranging, and bank bridge girder 2 is perpendicular with pier front line, and bank bridge girder 2's cross-section is type of trapezium, and two parallel arrangement's upper trolley track 7 has been laid to two parallel bank bridge girders 2's inboard, and two parallel arrangement's lower trolley track 8 has been laid to two parallel arrangement's the outside of two parallel bank bridge girders 2.
An upper trolley lifting appliance 5 is arranged below the upper trolley 3, and the upper trolley 3 runs on an upper trolley track 7. A lower trolley lifting appliance 6 is arranged below the lower trolley 4, the lower trolley 4 runs on a lower trolley track 8, and the upper trolley 3 and the upper trolley lifting appliance 5 can pass through the frame of the lower trolley 4.
As shown in fig. 2, the energy-saving hoisting and winding system for the upper trolley in the embodiment is used for realizing the ascending and descending actions of the upper trolley spreader 5 in the vertical direction, and hoisting and placing the container. The upper trolley energy-saving lifting winding system comprises a first upper trolley lifting winding drum 311, a second upper trolley lifting winding drum 312, a first upper trolley lifting steel wire rope 313, a second upper trolley lifting steel wire rope 314, an upper trolley lifting pulley block 315 and an upper trolley lifting bend pulley block 316, wherein the upper trolley lifting bend pulley block 316 is fixedly arranged at two ends of the shore bridge girder 2, the upper trolley lifting pulley block 315 is fixedly arranged on the upper trolley 3, the first upper trolley lifting steel wire rope 313 is led out from the first upper trolley lifting winding drum 311, and after sequentially bypassing the upper trolley lifting bend pulley block 316 at one end of the shore bridge girder 2, the upper trolley bend pulley block 315 and the upper trolley lifting bend pulley block 316 at the other end of the shore bridge girder 2, the upper trolley bend pulley block 315 is bypassed again, and finally the upper trolley lifting winding drum 312 is wound on the second upper trolley lifting winding drum. The second upper trolley hoisting cable 314 is led out from the second upper trolley hoisting drum 312, and the winding direction of the second upper trolley hoisting cable 314 is opposite to that of the first upper trolley hoisting cable 313, and finally the second upper trolley hoisting cable is wound on the first upper trolley hoisting drum 311.
As shown in fig. 3, the lower trolley energy-saving hoisting winding system described in this embodiment is used for realizing the vertical ascending and descending actions of the lower trolley spreader 6, and hoisting and placing containers. The lower trolley lifting winding system comprises a first lower trolley lifting winding drum 411, a second lower trolley lifting winding drum 412, a first lower trolley lifting steel wire rope 413, a second lower trolley lifting steel wire rope 414, a lower trolley lifting pulley block 415 and a lower trolley lifting bend pulley block 416, wherein the lower trolley lifting bend pulley block 416 is fixedly arranged at two ends of the shore bridge girder 2, the lower trolley lifting pulley block 415 is fixedly arranged on the lower trolley 4, the first lower trolley lifting steel wire rope 413 is led out from the first lower trolley lifting winding drum 411, and after sequentially bypassing the lower trolley lifting bend pulley block 416 at one end of the shore bridge girder 2, the lower trolley bend pulley block 415 and the lower trolley lifting bend pulley block 416 at the other end of the shore bridge girder 2, the lower trolley lifting bend pulley block 415 is bypassed again, and finally the lower trolley lifting winding drum 412 is wound. The second lower trolley hoisting cable 414 is led out from the second lower trolley hoisting drum 412, and the winding direction of the second lower trolley hoisting cable 414 is opposite to that of the first lower trolley hoisting cable 413, and is finally wound on the first lower trolley hoisting drum 411.
As shown in fig. 2, the energy-saving hoisting winding system for the upper trolley in the embodiment further includes two upper trolley balance wire ropes 323, two upper trolley balance weights 324, and an upper trolley balance weight movable pulley 325 fixed on the upper trolley balance weight 324, wherein one upper trolley balance wire rope 323 is led out from the first upper trolley hoisting drum 311, extends upward after bypassing the upper trolley balance weight movable pulley 325 on one upper trolley balance weight 324, and the upper trolley balance wire rope 323 is fixedly connected with the shore bridge supporting mechanism. The other upper trolley balance wire rope 323 is led out from the second upper trolley hoisting drum 312, extends upwards after passing through an upper trolley balance weight pulley 325 on the other upper trolley balance weight 324, and the upper trolley balance wire rope 323 is fixedly connected with the shore bridge supporting mechanism.
As shown in fig. 3, the lower trolley energy-saving hoisting and winding system in this embodiment further includes two lower trolley balance wire ropes 423, two lower trolley balance weights 424, and a lower trolley balance weight movable pulley 425 fixed on the lower trolley balance weight 424, where one of the lower trolley balance wire ropes 423 is led out from the first lower trolley hoisting drum 411, extends upward after bypassing the lower trolley balance weight movable pulley 425 on one of the lower trolley balance weights 424, and the lower trolley balance wire rope 423 is fixedly connected to the shore bridge supporting mechanism. The other lower trolley balance steel wire rope 423 is led out from the second lower trolley hoisting drum 412, extends upwards after bypassing a lower trolley balance weight pulley 425 on the other lower trolley balance weight 424, and is fixedly connected with the shore bridge supporting mechanism. In the energy-saving upper trolley lifting and winding system and the energy-saving lower trolley lifting and winding system in the embodiment, the upper trolley lifting drum and the lower trolley lifting drum are utilized to link the movement of the upper trolley lifting appliance 5 and the upper trolley counterweight 324 in the vertical direction and the movement of the lower trolley lifting appliance 6 and the lower trolley counterweight 424 in the vertical direction, and the potential energy is stored by means of the upper trolley counterweight 324 and the lower trolley counterweight 424, so that the energy consumption of the crossing type shore bridge in the process of lifting and taking containers is reduced. Compared with the traditional single-trolley shore bridge, the crossing shore bridge has the advantages that the efficiency is greatly improved, and meanwhile, the energy consumption is higher, so that the significance for reducing the energy consumption of the crossing shore bridge is higher.
As shown in fig. 5, the embodiment further includes an upper trolley traveling winding system and a lower trolley traveling winding system, wherein the upper trolley traveling winding system and the lower trolley traveling winding system are respectively used for completing the traveling action of the upper trolley 3 along the shore bridge girder 2 and the traveling action of the lower trolley 4 along the girder. The upper trolley traveling winding system comprises an upper trolley traveling winding drum 331, a first upper trolley traveling steel wire rope 332, a second upper trolley traveling steel wire rope 333, an upper trolley traveling pulley block 334, a first upper trolley traveling direction-changing pulley block 335 and a second upper trolley traveling direction-changing pulley block 336, wherein the upper trolley traveling pulley block 334 is fixedly arranged on the upper trolley 3, the first upper trolley traveling direction-changing pulley block 335 is fixedly arranged at the same end of two parallel shore bridge girders 2, the second upper trolley traveling direction-changing pulley block 336 is fixedly arranged at the other end of the two parallel shore bridge girders 2, the first upper trolley traveling steel wire rope 332 is led out from the upper trolley traveling winding drum 331, and winds on the upper trolley traveling winding drum 331 after sequentially bypassing the first upper trolley traveling direction-changing pulley block 335, the upper trolley traveling pulley block 334 and the first upper trolley traveling direction-changing pulley block 335. The second upper trolley traveling steel wire rope 333 is led out from the upper trolley traveling winding drum 331, the extending direction of the second upper trolley traveling steel wire rope 333 is opposite to the extending direction of the first upper trolley traveling steel wire rope 332, and the second upper trolley traveling steel wire rope 333 sequentially winds on the upper trolley traveling winding drum 331 after passing through the second upper trolley traveling direction-changing pulley block 336, the upper trolley traveling pulley 334 and the second upper trolley traveling direction-changing pulley block 336.
As shown in fig. 6, the lower trolley traveling winding system in this embodiment includes a first lower trolley traveling drum 431, a second lower trolley traveling drum 432, a first lower trolley traveling cable 433, a second lower trolley traveling cable 434, a lower trolley traveling pulley block 435, a first lower trolley traveling direction-changing pulley block 436, and a second lower trolley traveling direction-changing pulley block 437, the lower trolley traveling pulley block 435 is fixedly arranged on the lower trolley 4, the first lower trolley traveling direction-changing pulley block 436 is fixedly arranged at the same end of the two parallel shore bridge girders 2, the second lower trolley traveling direction-changing pulley block 437 is fixedly arranged at the other end of the two parallel shore bridge girders 2, the first lower trolley traveling steel wire rope 433 is led out from the first lower trolley traveling winding drum 431, sequentially bypasses the first lower trolley traveling direction-changing pulley block 436, the lower trolley traveling pulley block 435 and the first lower trolley traveling direction-changing pulley block 436, and then is wound on the second lower trolley traveling winding drum 432. The second lower trolley walking steel wire rope 434 is led out from the first lower trolley walking winding drum 431, the extending direction of the second lower trolley walking steel wire rope 434 is opposite to the extending direction of the first lower trolley walking steel wire rope 433, and the second lower trolley walking steel wire rope 434 sequentially winds on the second lower trolley walking winding drum 432 after passing through a second lower trolley walking direction-changing pulley block 437, a lower trolley walking pulley 435 and a second lower trolley walking direction-changing pulley block 437.
As shown in fig. 7, the present embodiment further includes a lower trolley rope support frame 9, where the lower trolley rope support frame 9 includes a supporting roller 10, a supporting roller frame 11 and a supporting roller wheel 12, the supporting roller 10 is horizontally fixed on the supporting roller frame 11, the supporting roller wheel 12 is fixedly disposed below one side of the supporting roller frame 11 close to the lower trolley rail 8, the supporting roller wheel 12 can travel along the lower trolley rail 8, and the lower trolley balance wire rope 423, the first lower trolley travel wire rope 433, and the second lower trolley travel wire rope 434 are all located on the supporting roller 10. The upper trolley balance steel wire rope 323, the first upper trolley walking steel wire rope 332 and the second upper trolley walking steel wire rope 333 are uniformly distributed on the inner sides of the two parallel shore bridge girders 2 and do not interfere with the lower trolley balance steel wire rope 423, the first lower trolley walking steel wire rope 433 and the second lower trolley walking steel wire rope 434. Because the lower trolley 4 in the crossing type shore bridge is suspended below the outer side of the shore bridge girder 2, in order to prevent the steel wire rope necessary for the operation of the lower trolley 4 from being influenced by the shore bridge girder 2 and the lower trolley track 8 and interfering the normal operation of the lower trolley 4, the lower trolley rope support 9 in the embodiment has the function of limiting the steel wire rope required for the operation of the lower trolley to operate at a normal position and simultaneously move along the shore bridge girder 2 along with the lower trolley 4.
As shown in fig. 7, in this embodiment, the lower cart rope support frame 9 further includes rope support frame traction wheels 13, the rope support frame traction wheels 13 are fixedly connected with the roller support frame 11, 24 groups of the lower cart rope support frames 9 are provided, the adjacent lower cart rope support frames 9 are connected through rope support frame traction steel wire ropes, and the rope support frame traction steel wire ropes are wound on the rope support frame traction wheels 13. Because lower dolly holds in the palm rope frame 9 and dolly 4 simultaneous movement down in this embodiment, for avoiding the distance between dolly holds in the palm rope frame 9 down too far, lead to wire rope flagging under the action of gravity, influence normal operating, cause the potential safety hazard, this embodiment has set up on dolly holds in the palm rope frame 9 down and has held in the palm rope frame traction wheel 13, links together adjacent dolly holds in the palm rope frame 9 down, guarantees that dolly holds in the palm rope frame 9 interval is fixed down.
The upper trolley balance weight 324 in this embodiment can move up and down under the driving of the upper trolley balance wire rope 323, the moving direction of the upper trolley balance weight 324 is opposite to the moving direction of the upper trolley lifting tool 5 in the vertical direction, the torque of the upper trolley balance weight 324 acting on the upper trolley balance winding drum 321 through the upper trolley balance wire rope 323 is equal to the sum of the torques of the upper trolley lifting tool 5 and the empty container acting on the first upper trolley lifting winding drum 311 and the second upper trolley lifting winding drum 312 through the upper trolley lifting wire rope 313, and the directions are opposite.
The lower trolley balancing weight 424 can move up and down under the driving of the lower trolley balancing steel wire rope 423, the moving direction of the lower trolley balancing weight 424 is opposite to the moving direction of the lower trolley lifting tool 6 in the vertical direction, the torque of the lower trolley balancing weight 424 acting on the lower trolley balancing winding drum 421 through the lower trolley balancing steel wire rope 423 is equal to the sum of the torques of the lower trolley lifting tool 6 acting on the first lower trolley lifting winding drum 411 and the second lower trolley lifting winding drum 412 through the lower trolley lifting steel wire rope 413, and the directions are opposite.
As shown in fig. 4, the upper trolley counterweight 324 and the lower trolley counterweight 424 in the embodiment are separately disposed in different cavities inside the shore bridge support frame 1, and the upper trolley counterweight 324 and the lower trolley counterweight 424 move independently without interfering with each other. Increase the counter weight and carry out energy-conservingly in crossing through formula bank bridge, can further improve wire rope and arrange the degree of difficulty and the equipment operation safety control degree of difficulty, this embodiment will go up the dolly counter weight 324 and all arrange alone in the inside cavity of different bank bridge support frames 1 with lower dolly counter weight 424, guarantees that the independent operation does not disturb each other.
As shown in fig. 4, the energy-saving hoisting winding system of the upper trolley and the energy-saving hoisting winding system of the lower trolley in the embodiment further include a damping spring 14 and a rubber damping wheel 15, the balancing steel wire rope 323 of the upper trolley bypasses the balancing movable pulley 325 of the upper trolley and is then fixedly connected with the shore bridge supporting structure through the damping spring 14, and the rubber damping wheel 15 is disposed between the balancing weight 324 of the upper trolley and the shore bridge supporting frame 1. The lower trolley balance steel wire rope 423 bypasses a lower trolley balance movable pulley 425 and is fixedly connected with the shore bridge supporting structure through a damping spring 14, and the rubber damping wheel 15 is arranged between the lower trolley balance weight 424 and the shore bridge supporting frame 1. When the upper trolley lifting appliance 5 and the lower trolley lifting appliance 6 in the crossing type shore bridge run at an excessively high speed in the vertical direction, the upper trolley balancing weight 324 and the lower trolley balancing weight 424 which move in association with the upper trolley lifting appliance move at a high speed, so that the upper trolley balancing weight 324 and the lower trolley balancing weight 424 are prevented from generating excessively high tensile force on the upper trolley balancing steel wire rope 323 and the lower trolley balancing steel wire rope 423 instantly to influence the running safety, and the damping spring 14 is arranged to play a role in buffering. The rubber shock absorption wheel 15 in this embodiment can avoid the collision between the upper trolley counterweight 324 and the lower trolley counterweight 424 and the shore bridge support frame 1, and the structure is safe.
As shown in fig. 8, the present embodiment further includes a bank crane machine room 16, the bank crane machine room 16 is fixedly disposed on the bank crane girder 2, the first upper trolley lifting winding drum 311, the second upper trolley lifting winding drum 312, the first lower trolley lifting winding drum 411, the second lower trolley lifting winding drum 412, the two lower trolley balancing winding drums 422, the upper trolley traveling winding drum 331, the first lower trolley traveling winding drum 431 and the second lower trolley traveling winding drum 432 are uniformly disposed in the bank crane machine room 16, wherein the first upper trolley lifting winding drum 311, the second upper trolley lifting winding drum 312, the first lower trolley lifting winding drum 411, the second lower trolley lifting winding drum 412, the two upper trolley balancing winding drums 322, the two lower trolley balancing winding drums 422, the upper trolley traveling winding drum 331, the first lower trolley traveling winding drum 431 and the second lower trolley traveling winding drum 432 are all disposed in parallel, and perpendicular to the extending direction of the bank crane girder 2. The shore crane room 16 further includes a floating coupling 17, and the first lower trolley hoisting drum 411 and the second lower trolley hoisting drum 412 are in transmission connection through the floating coupling 17. Compared with the traditional shore bridge, the mechanism equipment in the crossing shore bridge is more complex, the embodiment not only comprises the running equipment of the lower trolley 4, but also comprises part of components in the upper trolley energy-saving winding system and the lower trolley energy-saving winding system, the shore bridge machine room 16 has limited space, the arrangement difficulty inside the shore bridge machine room 16 is larger, the arrangement mode provided by the embodiment can avoid mutual interference among the equipment, and the crossing shore bridge can be ensured to run stably.
This embodiment still includes dolly system of keeping away and the system of keeping away that shakes of dolly down, is used for restraining the vibration that dolly 3 and dolly 4 produced when high-speed motion down respectively, avoids last dolly 3 and dolly 4 down to collide with the bank bridge structure, influences the operation safety, and the operating speed for dolly 3 and dolly 4 down are further improved simultaneously and the operating efficiency who passes through formula bank bridge is further improved.
As shown in fig. 9 and 10, the upper trolley vibration-damping system includes an upper trolley wheel vibration-damping spring 341, an upper trolley deflection-preventing wheel vibration-damping spring 342, an upper trolley traction wheel vibration-damping spring 343, and an upper trolley lifting pulley vibration-damping spring 344, and the upper trolley 3 includes an upper trolley frame 345, an upper trolley traveling wheel 346 traveling on the upper trolley rail 7, an upper trolley deflection-preventing wheel 347 whose arc surface is in contact with the upper trolley rail 7, an upper trolley deflection-preventing wheel support 348, an upper trolley traveling pulley block 334, and an upper trolley lifting pulley 349 disposed in the upper trolley frame 345.
The upper trolley wheel vibration-proof spring 341 is vertically arranged, one end of the upper trolley wheel vibration-proof spring 341 is hinged with the upper trolley frame 345 through a connecting piece, and the other end of the upper trolley wheel vibration-proof spring 341 is fixedly connected with the rotating shaft of the upper trolley travelling wheel 346 through a connecting piece. The upper cart wheel vibration absorbing spring 341 is used to prevent the upper cart traveling wheel 346 from colliding with the upper cart rail 7 when the upper cart 3 is moving at a high speed.
The upper trolley anti-deflection wheel support 348 is fixedly connected with the upper trolley anti-deflection wheel 347, the upper trolley anti-deflection wheel vibration-avoiding spring 342 is arranged between the upper trolley anti-deflection wheel support 348 and the upper trolley frame 345, one end of the upper trolley anti-deflection wheel vibration-avoiding spring 342 is hinged with the upper trolley frame 345, and the other end of the upper trolley anti-deflection wheel vibration-avoiding spring 342 is fixedly connected with the upper trolley anti-deflection wheel support 348. The arc surface of the upper trolley deviation-preventing wheel 347 abuts against the side surface of the upper trolley rail 7 to prevent the upper trolley 3 from deviating from the upper trolley rail 7 during operation, and the upper trolley deviation-preventing wheel vibration-preventing spring 342 is used for preventing the upper trolley deviation-preventing wheel 347 from colliding with the upper trolley rail 7 during high-speed movement of the upper trolley 3.
The upper trolley traction wheel vibration-proof spring 343 is arranged in parallel with the shore bridge girder 2, one end of the upper trolley traction wheel vibration-proof spring 343 is hinged with the upper trolley frame 345, and the other end of the upper trolley traction wheel vibration-proof spring 343 is fixedly connected with a rotating shaft of a pulley in the upper trolley walking pulley block 334 through a connecting piece.
The upper trolley lifting pulley vibration-proof spring 344 is vertically arranged, one end of the upper trolley lifting pulley vibration-proof spring 344 is fixedly connected with the upper trolley frame 345 through a connecting piece, and the other end of the upper trolley lifting pulley vibration-proof spring 344 is fixedly connected with a rotating shaft of the upper trolley lifting pulley 349 through a connecting piece.
As shown in fig. 11, the lower trolley vibration-damping system includes a lower trolley wheel vibration-damping spring 441, a lower trolley anti-deviation wheel vibration-damping spring 442, a lower trolley traction wheel vibration-damping spring 443, and a lower trolley lifting pulley vibration-damping spring 444, and the lower trolley 3 includes a lower trolley frame 445, a lower trolley traveling wheel 446 traveling on the lower trolley rail 7, a lower trolley anti-deviation wheel 447 whose arc surface is in contact with the lower trolley rail 7, a lower trolley anti-deviation wheel support 448, a lower trolley traveling pulley block 435, and a lower trolley lifting pulley 449 disposed in the lower trolley frame 445.
The lower trolley wheel vibration-proof spring 441 is vertically arranged, one end of the lower trolley wheel vibration-proof spring 441 is hinged with the lower trolley frame 445 through a connecting piece, and the other end of the lower trolley wheel vibration-proof spring 441 is fixedly connected with a rotating shaft of the lower trolley running wheel 446 through the connecting piece.
The lower trolley anti-deviation wheel support 448 is fixedly connected with the lower trolley anti-deviation wheel 447, the lower trolley anti-deviation wheel vibration-proof spring 442 is arranged between the lower trolley anti-deviation wheel support 448 and the lower trolley frame 445, one end of the lower trolley anti-deviation wheel vibration-proof spring 442 is hinged with the lower trolley frame 445, and the other end of the lower trolley anti-deviation wheel vibration-proof spring 442 is fixedly connected with the lower trolley anti-deviation wheel support 448.
The lower trolley traction wheel vibration-proof spring 443 is arranged in parallel with the shore bridge girder 2, one end of the lower trolley traction wheel vibration-proof spring 443 is hinged with the lower trolley frame 445, and the other end of the lower trolley traction wheel vibration-proof spring 443 is fixedly connected with a rotating shaft of a pulley in the lower trolley walking pulley block 435 through a connecting piece.
The lower trolley lifting pulley vibration-proof spring 444 is vertically arranged, one end of the lower trolley lifting pulley vibration-proof spring 444 is fixedly connected with the lower trolley frame 445 through a connecting piece, and the other end of the lower trolley lifting pulley vibration-proof spring 444 is fixedly connected with a rotating shaft of the lower trolley lifting pulley 449 through a connecting piece.
This embodiment still includes dolly hoist anti-swing system and dolly anti-swing system down, prevents to go up dolly hoist 5 and dolly hoist 6 down and take place to sway under the influence of external factor, causes mutual interference, influences the operation safety. As shown in fig. 12 and 13, the upper trolley spreader anti-swing system includes two upper trolley anti-swing wings 351, two upper trolley anti-swing moment motors 352, two upper trolley anti-swing drums 353 and four upper trolley anti-swing wire ropes 354, the two upper trolley anti-swing wing plates 351 are respectively fixed on two sides of the upper trolley frame 345 along the running direction of the upper trolley 3, the two upper trolley anti-swing moment motors 352 and the two upper trolley anti-swing drums 353 are respectively fixed on the two upper trolley anti-swing wing plates 351, the upper trolley anti-swing moment motors 352 are in transmission connection with the upper trolley anti-swing drums 353, every two of the four upper trolley anti-swing steel wire ropes 354 are wound on one upper trolley anti-swing drum 353, and the winding direction of the upper trolley anti-swing steel wire rope 354 is from the middle of the upper trolley anti-swing winding drum 353 to two ends, and one end of the upper trolley anti-swing steel wire rope 354 far away from the upper trolley anti-swing winding drum 353 is fixedly connected with the upper trolley lifting appliance 5. In actual operation, the larger the descending distance of the upper trolley lifting appliance 5 is, the larger the possibility of swinging and the swinging amplitude are, when the upper trolley lifting appliance 5 swings, the upper trolley anti-swinging steel wire rope 354 on the other side can be tensioned and fed back to the upper trolley anti-swinging winding drum 353, so that the upper trolley anti-swinging torque motor 352 is caused to rotate in the opposite direction, the upper trolley anti-swinging steel wire rope 354 is tightened, the upper trolley lifting appliance 5 is pulled back to the normal position, and the anti-swinging is realized.
As shown in fig. 14 and 15, the lower trolley spreader anti-swing system includes two lower trolley anti-swing wings 451, two lower trolley anti-swing moment motors 452, two lower trolley anti-swing drums 453, and four lower trolley anti-swing wire ropes 454, the two lower trolley swing-proof wing plates 451 are respectively fixed on two sides of the lower trolley frame 445 along the running direction of the lower trolley 4, the two lower trolley swing-proof moment motors 452 and the two lower trolley swing-proof winding drums 453 are respectively fixed on the two lower trolley swing-proof wing plates 451, the lower trolley swing-proof moment motors 452 are in transmission connection with the lower trolley swing-proof winding drums 453, every two of the four lower trolley swing-proof steel wire ropes 454 are wound on one lower trolley swing-proof winding drum 453, and the winding direction of the lower trolley anti-swing steel wire rope 454 is from the middle of the lower trolley anti-swing winding drum 453 to the two ends, and one end of the lower trolley anti-swing steel wire rope 454 far away from the lower trolley anti-swing winding drum 453 is fixedly connected with the lower trolley lifting appliance 6. The action principle of the lower trolley lifting appliance anti-swing system is the same as that of the upper trolley lifting appliance anti-swing system.
When the upper trolley lifting appliance 5 is at the lowest position, the included angle between the upper trolley anti-swing steel wire rope 354 and the vertical direction is 5 degrees. When the lower trolley lifting appliance 6 is at the lowest position, the included angle between the lower trolley anti-swing steel wire rope 454 and the vertical direction is 7 degrees.
As shown in fig. 16 and 17, the present embodiment further includes a cable limiting groove 18 and a drag chain control cable 19, which are used to prevent the control cable from colliding and extruding when the upper cart 3 and the lower cart 4 move at high speed, and reduce the service life of the cable. The cable limiting groove 18 is a concave groove with an upward opening, the cable limiting groove 18 is fixedly arranged on two sides of the quay crane girder 1, the tow chain control cable 19 is a power supply control cable of the upper trolley 3 and the lower trolley 4, one end of the tow chain control cable 19 moves along with the upper trolley 3 and the lower trolley 4 simultaneously, the tow chain control cable 19 is arranged in the cable limiting groove 18, and the difference between the width of the concave groove of the cable limiting groove 18 and the width of the tow chain control cable 19 is 10 mm.
Example 3 of the invention: as shown in fig. 1, this embodiment is a crossing type energy-saving bank bridge with counterweight at high speed, including bank bridge support frame 1, two parallel bank bridge girders 2, upper trolley 3, lower trolley 4, upper trolley hoist 5, lower trolley hoist 6, upper trolley energy-saving hoisting winding system and lower trolley energy-saving hoisting winding system, bank bridge girder 2 is located on bank bridge support frame 1, and bank bridge support frame 1 is four vertical supporting legs of arranging, and bank bridge girder 2 is perpendicular with pier front line, and bank bridge girder 2's cross-section is type of trapezium, and two parallel arrangement's upper trolley track 7 has been laid to two parallel bank bridge girders 2's inboard, and two parallel arrangement's lower trolley track 8 has been laid to two parallel arrangement's the outside of two parallel bank bridge girders 2.
An upper trolley lifting appliance 5 is arranged below the upper trolley 3, and the upper trolley 3 runs on an upper trolley track 7. A lower trolley lifting appliance 6 is arranged below the lower trolley 4, the lower trolley 4 runs on a lower trolley track 8, and the upper trolley 3 and the upper trolley lifting appliance 5 can pass through the frame of the lower trolley 4.
As shown in fig. 2, the energy-saving hoisting and winding system for the upper trolley in the embodiment is used for realizing the ascending and descending actions of the upper trolley spreader 5 in the vertical direction, and hoisting and placing the container. The upper trolley energy-saving lifting winding system comprises a first upper trolley lifting winding drum 311, a second upper trolley lifting winding drum 312, a first upper trolley lifting steel wire rope 313, a second upper trolley lifting steel wire rope 314, an upper trolley lifting pulley block 315 and an upper trolley lifting bend pulley block 316, wherein the upper trolley lifting bend pulley block 316 is fixedly arranged at two ends of the shore bridge girder 2, the upper trolley lifting pulley block 315 is fixedly arranged on the upper trolley 3, the first upper trolley lifting steel wire rope 313 is led out from the first upper trolley lifting winding drum 311, and after sequentially bypassing the upper trolley lifting bend pulley block 316 at one end of the shore bridge girder 2, the upper trolley bend pulley block 315 and the upper trolley lifting bend pulley block 316 at the other end of the shore bridge girder 2, the upper trolley bend pulley block 315 is bypassed again, and finally the upper trolley lifting winding drum 312 is wound on the second upper trolley lifting winding drum. The second upper trolley hoisting cable 314 is led out from the second upper trolley hoisting drum 312, and the winding direction of the second upper trolley hoisting cable 314 is opposite to that of the first upper trolley hoisting cable 313, and finally the second upper trolley hoisting cable is wound on the first upper trolley hoisting drum 311.
As shown in fig. 3, the lower trolley energy-saving hoisting winding system described in this embodiment is used for realizing the vertical ascending and descending actions of the lower trolley spreader 6, and hoisting and placing containers. The lower trolley lifting winding system comprises a first lower trolley lifting winding drum 411, a second lower trolley lifting winding drum 412, a first lower trolley lifting steel wire rope 413, a second lower trolley lifting steel wire rope 414, a lower trolley lifting pulley block 415 and a lower trolley lifting bend pulley block 416, wherein the lower trolley lifting bend pulley block 416 is fixedly arranged at two ends of the shore bridge girder 2, the lower trolley lifting pulley block 415 is fixedly arranged on the lower trolley 4, the first lower trolley lifting steel wire rope 413 is led out from the first lower trolley lifting winding drum 411, and after sequentially bypassing the lower trolley lifting bend pulley block 416 at one end of the shore bridge girder 2, the lower trolley bend pulley block 415 and the lower trolley lifting bend pulley block 416 at the other end of the shore bridge girder 2, the lower trolley lifting bend pulley block 415 is bypassed again, and finally the lower trolley lifting winding drum 412 is wound. The second lower trolley hoisting cable 414 is led out from the second lower trolley hoisting drum 412, and the winding direction of the second lower trolley hoisting cable 414 is opposite to that of the first lower trolley hoisting cable 413, and is finally wound on the first lower trolley hoisting drum 411.
As shown in fig. 2, the energy-saving hoisting winding system for the upper trolley in the embodiment further includes two upper trolley balance wire ropes 323, two upper trolley balance weights 324, and an upper trolley balance weight movable pulley 325 fixed on the upper trolley balance weight 324, wherein one upper trolley balance wire rope 323 is led out from the first upper trolley hoisting drum 311, extends upward after bypassing the upper trolley balance weight movable pulley 325 on one upper trolley balance weight 324, and the upper trolley balance wire rope 323 is fixedly connected with the shore bridge supporting mechanism. The other upper trolley balance wire rope 323 is led out from the second upper trolley hoisting drum 312, extends upwards after passing through an upper trolley balance weight pulley 325 on the other upper trolley balance weight 324, and the upper trolley balance wire rope 323 is fixedly connected with the shore bridge supporting mechanism.
As shown in fig. 3, the lower trolley energy-saving hoisting and winding system in this embodiment further includes two lower trolley balance wire ropes 423, two lower trolley balance weights 424, and a lower trolley balance weight movable pulley 425 fixed on the lower trolley balance weight 424, where one of the lower trolley balance wire ropes 423 is led out from the first lower trolley hoisting drum 411, extends upward after bypassing the lower trolley balance weight movable pulley 425 on one of the lower trolley balance weights 424, and the lower trolley balance wire rope 423 is fixedly connected to the shore bridge supporting mechanism. The other lower trolley balance steel wire rope 423 is led out from the second lower trolley hoisting drum 412, extends upwards after bypassing a lower trolley balance weight pulley 425 on the other lower trolley balance weight 424, and is fixedly connected with the shore bridge supporting mechanism. In the energy-saving upper trolley lifting and winding system and the energy-saving lower trolley lifting and winding system in the embodiment, the upper trolley lifting drum and the lower trolley lifting drum are utilized to link the movement of the upper trolley lifting appliance 5 and the upper trolley counterweight 324 in the vertical direction and the movement of the lower trolley lifting appliance 6 and the lower trolley counterweight 424 in the vertical direction, and the potential energy is stored by means of the upper trolley counterweight 324 and the lower trolley counterweight 424, so that the energy consumption of the crossing type shore bridge in the process of lifting and taking containers is reduced. Compared with the traditional single-trolley shore bridge, the crossing shore bridge has the advantages that the efficiency is greatly improved, and meanwhile, the energy consumption is higher, so that the significance for reducing the energy consumption of the crossing shore bridge is higher.
As shown in fig. 5, the embodiment further includes an upper trolley traveling winding system and a lower trolley traveling winding system, wherein the upper trolley traveling winding system and the lower trolley traveling winding system are respectively used for completing the traveling action of the upper trolley 3 along the shore bridge girder 2 and the traveling action of the lower trolley 4 along the girder. The upper trolley traveling winding system comprises an upper trolley traveling winding drum 331, a first upper trolley traveling steel wire rope 332, a second upper trolley traveling steel wire rope 333, an upper trolley traveling pulley block 334, a first upper trolley traveling direction-changing pulley block 335 and a second upper trolley traveling direction-changing pulley block 336, wherein the upper trolley traveling pulley block 334 is fixedly arranged on the upper trolley 3, the first upper trolley traveling direction-changing pulley block 335 is fixedly arranged at the same end of two parallel shore bridge girders 2, the second upper trolley traveling direction-changing pulley block 336 is fixedly arranged at the other end of the two parallel shore bridge girders 2, the first upper trolley traveling steel wire rope 332 is led out from the upper trolley traveling winding drum 331, and winds on the upper trolley traveling winding drum 331 after sequentially bypassing the first upper trolley traveling direction-changing pulley block 335, the upper trolley traveling pulley block 334 and the first upper trolley traveling direction-changing pulley block 335. The second upper trolley traveling steel wire rope 333 is led out from the upper trolley traveling winding drum 331, the extending direction of the second upper trolley traveling steel wire rope 333 is opposite to the extending direction of the first upper trolley traveling steel wire rope 332, and the second upper trolley traveling steel wire rope 333 sequentially winds on the upper trolley traveling winding drum 331 after passing through the second upper trolley traveling direction-changing pulley block 336, the upper trolley traveling pulley 334 and the second upper trolley traveling direction-changing pulley block 336.
As shown in fig. 6, the lower trolley traveling winding system in this embodiment includes a first lower trolley traveling drum 431, a second lower trolley traveling drum 432, a first lower trolley traveling cable 433, a second lower trolley traveling cable 434, a lower trolley traveling pulley block 435, a first lower trolley traveling direction-changing pulley block 436, and a second lower trolley traveling direction-changing pulley block 437, the lower trolley traveling pulley block 435 is fixedly arranged on the lower trolley 4, the first lower trolley traveling direction-changing pulley block 436 is fixedly arranged at the same end of the two parallel shore bridge girders 2, the second lower trolley traveling direction-changing pulley block 437 is fixedly arranged at the other end of the two parallel shore bridge girders 2, the first lower trolley traveling steel wire rope 433 is led out from the first lower trolley traveling winding drum 431, sequentially bypasses the first lower trolley traveling direction-changing pulley block 436, the lower trolley traveling pulley block 435 and the first lower trolley traveling direction-changing pulley block 436, and then is wound on the second lower trolley traveling winding drum 432. The second lower trolley walking steel wire rope 434 is led out from the first lower trolley walking winding drum 431, the extending direction of the second lower trolley walking steel wire rope 434 is opposite to the extending direction of the first lower trolley walking steel wire rope 433, and the second lower trolley walking steel wire rope 434 sequentially winds on the second lower trolley walking winding drum 432 after passing through a second lower trolley walking direction-changing pulley block 437, a lower trolley walking pulley 435 and a second lower trolley walking direction-changing pulley block 437.
As shown in fig. 7, the present embodiment further includes a lower trolley rope support frame 9, where the lower trolley rope support frame 9 includes a supporting roller 10, a supporting roller frame 11 and a supporting roller wheel 12, the supporting roller 10 is horizontally fixed on the supporting roller frame 11, the supporting roller wheel 12 is fixedly disposed below one side of the supporting roller frame 11 close to the lower trolley rail 8, the supporting roller wheel 12 can travel along the lower trolley rail 8, and the lower trolley balance wire rope 423, the first lower trolley travel wire rope 433, and the second lower trolley travel wire rope 434 are all located on the supporting roller 10. The upper trolley balance steel wire rope 323, the first upper trolley walking steel wire rope 332 and the second upper trolley walking steel wire rope 333 are uniformly distributed on the inner sides of the two parallel shore bridge girders 2 and do not interfere with the lower trolley balance steel wire rope 423, the first lower trolley walking steel wire rope 433 and the second lower trolley walking steel wire rope 434. Because the lower trolley 4 in the crossing type shore bridge is suspended below the outer side of the shore bridge girder 2, in order to prevent the steel wire rope necessary for the operation of the lower trolley 4 from being influenced by the shore bridge girder 2 and the lower trolley track 8 and interfering the normal operation of the lower trolley 4, the lower trolley rope support 9 in the embodiment has the function of limiting the steel wire rope required for the operation of the lower trolley to operate at a normal position and simultaneously move along the shore bridge girder 2 along with the lower trolley 4.
As shown in fig. 7, in this embodiment, the lower cart rope support frame 9 further includes rope support frame traction wheels 13, the rope support frame traction wheels 13 are fixedly connected with the roller support frame 11, 24 groups of the lower cart rope support frames 9 are provided, the adjacent lower cart rope support frames 9 are connected through rope support frame traction steel wire ropes, and the rope support frame traction steel wire ropes are wound on the rope support frame traction wheels 13. Because lower dolly holds in the palm rope frame 9 and dolly 4 simultaneous movement down in this embodiment, for avoiding the distance between dolly holds in the palm rope frame 9 down too far, lead to wire rope flagging under the action of gravity, influence normal operating, cause the potential safety hazard, this embodiment has set up on dolly holds in the palm rope frame 9 down and has held in the palm rope frame traction wheel 13, links together adjacent dolly holds in the palm rope frame 9 down, guarantees that dolly holds in the palm rope frame 9 interval is fixed down.
The upper trolley balance weight 324 in this embodiment can move up and down under the driving of the upper trolley balance wire rope 323, the moving direction of the upper trolley balance weight 324 is opposite to the moving direction of the upper trolley lifting tool 5 in the vertical direction, the torque of the upper trolley balance weight 324 acting on the upper trolley balance winding drum 321 through the upper trolley balance wire rope 323 is equal to the sum of the torques of the upper trolley lifting tool 5 and the empty container acting on the first upper trolley lifting winding drum 311 and the second upper trolley lifting winding drum 312 through the upper trolley lifting wire rope 313, and the directions are opposite.
The lower trolley balancing weight 424 can move up and down under the driving of the lower trolley balancing steel wire rope 423, the moving direction of the lower trolley balancing weight 424 is opposite to the moving direction of the lower trolley lifting tool 6 in the vertical direction, the torque of the lower trolley balancing weight 424 acting on the lower trolley balancing winding drum 421 through the lower trolley balancing steel wire rope 423 is equal to the sum of the torques of the lower trolley lifting tool 6 acting on the first lower trolley lifting winding drum 411 and the second lower trolley lifting winding drum 412 through the lower trolley lifting steel wire rope 413, and the directions are opposite.
As shown in fig. 4, the upper trolley counterweight 324 and the lower trolley counterweight 424 in the embodiment are separately disposed in different cavities inside the shore bridge support frame 1, and the upper trolley counterweight 324 and the lower trolley counterweight 424 move independently without interfering with each other. Increase the counter weight and carry out energy-conservingly in crossing through formula bank bridge, can further improve wire rope and arrange the degree of difficulty and the equipment operation safety control degree of difficulty, this embodiment will go up the dolly counter weight 324 and all arrange alone in the inside cavity of different bank bridge support frames 1 with lower dolly counter weight 424, guarantees that the independent operation does not disturb each other.
As shown in fig. 4, the energy-saving hoisting winding system of the upper trolley and the energy-saving hoisting winding system of the lower trolley in the embodiment further include a damping spring 14 and a rubber damping wheel 15, the balancing steel wire rope 323 of the upper trolley bypasses the balancing movable pulley 325 of the upper trolley and is then fixedly connected with the shore bridge supporting structure through the damping spring 14, and the rubber damping wheel 15 is disposed between the balancing weight 324 of the upper trolley and the shore bridge supporting frame 1. The lower trolley balance steel wire rope 423 bypasses a lower trolley balance movable pulley 425 and is fixedly connected with the shore bridge supporting structure through a damping spring 14, and the rubber damping wheel 15 is arranged between the lower trolley balance weight 424 and the shore bridge supporting frame 1. When the upper trolley lifting appliance 5 and the lower trolley lifting appliance 6 in the crossing type shore bridge run at an excessively high speed in the vertical direction, the upper trolley balancing weight 324 and the lower trolley balancing weight 424 which move in association with the upper trolley lifting appliance move at a high speed, so that the upper trolley balancing weight 324 and the lower trolley balancing weight 424 are prevented from generating excessively high tensile force on the upper trolley balancing steel wire rope 323 and the lower trolley balancing steel wire rope 423 instantly to influence the running safety, and the damping spring 14 is arranged to play a role in buffering. The rubber shock absorption wheel 15 in this embodiment can avoid the collision between the upper trolley counterweight 324 and the lower trolley counterweight 424 and the shore bridge support frame 1, and the structure is safe.
As shown in fig. 8, the present embodiment further includes a bank crane machine room 16, the bank crane machine room 16 is fixedly disposed on the bank crane girder 2, the first upper trolley lifting winding drum 311, the second upper trolley lifting winding drum 312, the first lower trolley lifting winding drum 411, the second lower trolley lifting winding drum 412, the two lower trolley balancing winding drums 422, the upper trolley traveling winding drum 331, the first lower trolley traveling winding drum 431 and the second lower trolley traveling winding drum 432 are uniformly disposed in the bank crane machine room 16, wherein the first upper trolley lifting winding drum 311, the second upper trolley lifting winding drum 312, the first lower trolley lifting winding drum 411, the second lower trolley lifting winding drum 412, the two upper trolley balancing winding drums 322, the two lower trolley balancing winding drums 422, the upper trolley traveling winding drum 331, the first lower trolley traveling winding drum 431 and the second lower trolley traveling winding drum 432 are all disposed in parallel, and perpendicular to the extending direction of the bank crane girder 2. The shore crane room 16 further includes a floating coupling 17, and the first lower trolley hoisting drum 411 and the second lower trolley hoisting drum 412 are in transmission connection through the floating coupling 17. Compared with the traditional shore bridge, the mechanism equipment in the crossing shore bridge is more complex, the embodiment not only comprises the running equipment of the lower trolley 4, but also comprises part of components in the upper trolley energy-saving winding system and the lower trolley energy-saving winding system, the shore bridge machine room 16 has limited space, the arrangement difficulty inside the shore bridge machine room 16 is larger, the arrangement mode provided by the embodiment can avoid mutual interference among the equipment, and the crossing shore bridge can be ensured to run stably.
This embodiment still includes dolly system of keeping away and the system of keeping away that shakes of dolly down, is used for restraining the vibration that dolly 3 and dolly 4 produced when high-speed motion down respectively, avoids last dolly 3 and dolly 4 down to collide with the bank bridge structure, influences the operation safety, and the operating speed for dolly 3 and dolly 4 down are further improved simultaneously and the operating efficiency who passes through formula bank bridge is further improved.
As shown in fig. 9 and 10, the upper trolley vibration-damping system includes an upper trolley wheel vibration-damping spring 341, an upper trolley deflection-preventing wheel vibration-damping spring 342, an upper trolley traction wheel vibration-damping spring 343, and an upper trolley lifting pulley vibration-damping spring 344, and the upper trolley 3 includes an upper trolley frame 345, an upper trolley traveling wheel 346 traveling on the upper trolley rail 7, an upper trolley deflection-preventing wheel 347 whose arc surface is in contact with the upper trolley rail 7, an upper trolley deflection-preventing wheel support 348, an upper trolley traveling pulley block 334, and an upper trolley lifting pulley 349 disposed in the upper trolley frame 345.
The upper trolley wheel vibration-proof spring 341 is vertically arranged, one end of the upper trolley wheel vibration-proof spring 341 is hinged with the upper trolley frame 345 through a connecting piece, and the other end of the upper trolley wheel vibration-proof spring 341 is fixedly connected with the rotating shaft of the upper trolley travelling wheel 346 through a connecting piece. The upper cart wheel vibration absorbing spring 341 is used to prevent the upper cart traveling wheel 346 from colliding with the upper cart rail 7 when the upper cart 3 is moving at a high speed.
The upper trolley anti-deflection wheel support 348 is fixedly connected with the upper trolley anti-deflection wheel 347, the upper trolley anti-deflection wheel vibration-avoiding spring 342 is arranged between the upper trolley anti-deflection wheel support 348 and the upper trolley frame 345, one end of the upper trolley anti-deflection wheel vibration-avoiding spring 342 is hinged with the upper trolley frame 345, and the other end of the upper trolley anti-deflection wheel vibration-avoiding spring 342 is fixedly connected with the upper trolley anti-deflection wheel support 348. The arc surface of the upper trolley deviation-preventing wheel 347 abuts against the side surface of the upper trolley rail 7 to prevent the upper trolley 3 from deviating from the upper trolley rail 7 during operation, and the upper trolley deviation-preventing wheel vibration-preventing spring 342 is used for preventing the upper trolley deviation-preventing wheel 347 from colliding with the upper trolley rail 7 during high-speed movement of the upper trolley 3.
The upper trolley traction wheel vibration-proof spring 343 is arranged in parallel with the shore bridge girder 2, one end of the upper trolley traction wheel vibration-proof spring 343 is hinged with the upper trolley frame 345, and the other end of the upper trolley traction wheel vibration-proof spring 343 is fixedly connected with a rotating shaft of a pulley in the upper trolley walking pulley block 334 through a connecting piece.
The upper trolley lifting pulley vibration-proof spring 344 is vertically arranged, one end of the upper trolley lifting pulley vibration-proof spring 344 is fixedly connected with the upper trolley frame 345 through a connecting piece, and the other end of the upper trolley lifting pulley vibration-proof spring 344 is fixedly connected with a rotating shaft of the upper trolley lifting pulley 349 through a connecting piece.
As shown in fig. 11, the lower trolley vibration-damping system includes a lower trolley wheel vibration-damping spring 441, a lower trolley anti-deviation wheel vibration-damping spring 442, a lower trolley traction wheel vibration-damping spring 443, and a lower trolley lifting pulley vibration-damping spring 444, and the lower trolley 3 includes a lower trolley frame 445, a lower trolley traveling wheel 446 traveling on the lower trolley rail 7, a lower trolley anti-deviation wheel 447 whose arc surface is in contact with the lower trolley rail 7, a lower trolley anti-deviation wheel support 448, a lower trolley traveling pulley block 435, and a lower trolley lifting pulley 449 disposed in the lower trolley frame 445.
The lower trolley wheel vibration-proof spring 441 is vertically arranged, one end of the lower trolley wheel vibration-proof spring 441 is hinged with the lower trolley frame 445 through a connecting piece, and the other end of the lower trolley wheel vibration-proof spring 441 is fixedly connected with a rotating shaft of the lower trolley running wheel 446 through the connecting piece.
The lower trolley anti-deviation wheel support 448 is fixedly connected with the lower trolley anti-deviation wheel 447, the lower trolley anti-deviation wheel vibration-proof spring 442 is arranged between the lower trolley anti-deviation wheel support 448 and the lower trolley frame 445, one end of the lower trolley anti-deviation wheel vibration-proof spring 442 is hinged with the lower trolley frame 445, and the other end of the lower trolley anti-deviation wheel vibration-proof spring 442 is fixedly connected with the lower trolley anti-deviation wheel support 448.
The lower trolley traction wheel vibration-proof spring 443 is arranged in parallel with the shore bridge girder 2, one end of the lower trolley traction wheel vibration-proof spring 443 is hinged with the lower trolley frame 445, and the other end of the lower trolley traction wheel vibration-proof spring 443 is fixedly connected with a rotating shaft of a pulley in the lower trolley walking pulley block 435 through a connecting piece.
The lower trolley lifting pulley vibration-proof spring 444 is vertically arranged, one end of the lower trolley lifting pulley vibration-proof spring 444 is fixedly connected with the lower trolley frame 445 through a connecting piece, and the other end of the lower trolley lifting pulley vibration-proof spring 444 is fixedly connected with a rotating shaft of the lower trolley lifting pulley 449 through a connecting piece.
This embodiment still includes dolly hoist anti-swing system and dolly anti-swing system down, prevents to go up dolly hoist 5 and dolly hoist 6 down and take place to sway under the influence of external factor, causes mutual interference, influences the operation safety. As shown in fig. 12 and 13, the upper trolley spreader anti-swing system includes two upper trolley anti-swing wings 351, two upper trolley anti-swing moment motors 352, two upper trolley anti-swing drums 353 and four upper trolley anti-swing wire ropes 354, the two upper trolley anti-swing wing plates 351 are respectively fixed on two sides of the upper trolley frame 345 along the running direction of the upper trolley 3, the two upper trolley anti-swing moment motors 352 and the two upper trolley anti-swing drums 353 are respectively fixed on the two upper trolley anti-swing wing plates 351, the upper trolley anti-swing moment motors 352 are in transmission connection with the upper trolley anti-swing drums 353, every two of the four upper trolley anti-swing steel wire ropes 354 are wound on one upper trolley anti-swing drum 353, and the winding direction of the upper trolley anti-swing steel wire rope 354 is from the middle of the upper trolley anti-swing winding drum 353 to two ends, and one end of the upper trolley anti-swing steel wire rope 354 far away from the upper trolley anti-swing winding drum 353 is fixedly connected with the upper trolley lifting appliance 5. In actual operation, the larger the descending distance of the upper trolley lifting appliance 5 is, the larger the possibility of swinging and the swinging amplitude are, when the upper trolley lifting appliance 5 swings, the upper trolley anti-swinging steel wire rope 354 on the other side can be tensioned and fed back to the upper trolley anti-swinging winding drum 353, so that the upper trolley anti-swinging torque motor 352 is caused to rotate in the opposite direction, the upper trolley anti-swinging steel wire rope 354 is tightened, the upper trolley lifting appliance 5 is pulled back to the normal position, and the anti-swinging is realized.
As shown in fig. 14 and 15, the lower trolley spreader anti-swing system includes two lower trolley anti-swing wings 451, two lower trolley anti-swing moment motors 452, two lower trolley anti-swing drums 453, and four lower trolley anti-swing wire ropes 454, the two lower trolley swing-proof wing plates 451 are respectively fixed on two sides of the lower trolley frame 445 along the running direction of the lower trolley 4, the two lower trolley swing-proof moment motors 452 and the two lower trolley swing-proof winding drums 453 are respectively fixed on the two lower trolley swing-proof wing plates 451, the lower trolley swing-proof moment motors 452 are in transmission connection with the lower trolley swing-proof winding drums 453, every two of the four lower trolley swing-proof steel wire ropes 454 are wound on one lower trolley swing-proof winding drum 453, and the winding direction of the lower trolley anti-swing steel wire rope 454 is from the middle of the lower trolley anti-swing winding drum 453 to the two ends, and one end of the lower trolley anti-swing steel wire rope 454 far away from the lower trolley anti-swing winding drum 453 is fixedly connected with the lower trolley lifting appliance 6. The action principle of the lower trolley lifting appliance anti-swing system is the same as that of the upper trolley lifting appliance anti-swing system.
When the upper trolley lifting appliance 5 is at the lowest position, the angle between the upper trolley anti-swing steel wire rope 354 and the vertical direction is 15 degrees. When the lower trolley lifting appliance 6 is at the lowest position, the angle between the lower trolley anti-swing steel wire rope 454 and the vertical direction is 20 degrees.
As shown in fig. 16 and 17, the present embodiment further includes a cable limiting groove 18 and a drag chain control cable 19, which are used to prevent the control cable from colliding and extruding when the upper cart 3 and the lower cart 4 move at high speed, and reduce the service life of the cable. The cable limiting groove 18 is a concave groove with an upward opening, the cable limiting groove 18 is fixedly arranged on two sides of the quay crane girder 1, the tow chain control cable 19 is a power supply control cable of the upper trolley 3 and the lower trolley 4, one end of the tow chain control cable 19 moves along with the upper trolley 3 and the lower trolley 4 simultaneously, the tow chain control cable 19 is arranged in the cable limiting groove 18, and the width of the concave groove of the cable limiting groove 18 and the width difference range of the tow chain control cable 19 are 30 mm.
Example 4 of the invention: as shown in fig. 1, this embodiment is a crossing type energy-saving bank bridge with counterweight at high speed, including bank bridge support frame 1, two parallel bank bridge girders 2, upper trolley 3, lower trolley 4, upper trolley hoist 5, lower trolley hoist 6, upper trolley energy-saving hoisting winding system and lower trolley energy-saving hoisting winding system, bank bridge girder 2 is located on bank bridge support frame 1, and bank bridge support frame 1 is four vertical supporting legs of arranging, and bank bridge girder 2 is perpendicular with pier front line, and bank bridge girder 2's cross-section is type of trapezium, and two parallel arrangement's upper trolley track 7 has been laid to two parallel bank bridge girders 2's inboard, and two parallel arrangement's lower trolley track 8 has been laid to two parallel arrangement's the outside of two parallel bank bridge girders 2.
An upper trolley lifting appliance 5 is arranged below the upper trolley 3, and the upper trolley 3 runs on an upper trolley track 7. A lower trolley lifting appliance 6 is arranged below the lower trolley 4, the lower trolley 4 runs on a lower trolley track 8, and the upper trolley 3 and the upper trolley lifting appliance 5 can pass through the frame of the lower trolley 4.
As shown in fig. 2, the energy-saving hoisting and winding system for the upper trolley in the embodiment is used for realizing the ascending and descending actions of the upper trolley spreader 5 in the vertical direction, and hoisting and placing the container. The upper trolley energy-saving lifting winding system comprises a first upper trolley lifting winding drum 311, a second upper trolley lifting winding drum 312, a first upper trolley lifting steel wire rope 313, a second upper trolley lifting steel wire rope 314, an upper trolley lifting pulley block 315 and an upper trolley lifting bend pulley block 316, wherein the upper trolley lifting bend pulley block 316 is fixedly arranged at two ends of the shore bridge girder 2, the upper trolley lifting pulley block 315 is fixedly arranged on the upper trolley 3, the first upper trolley lifting steel wire rope 313 is led out from the first upper trolley lifting winding drum 311, and after sequentially bypassing the upper trolley lifting bend pulley block 316 at one end of the shore bridge girder 2, the upper trolley bend pulley block 315 and the upper trolley lifting bend pulley block 316 at the other end of the shore bridge girder 2, the upper trolley bend pulley block 315 is bypassed again, and finally the upper trolley lifting winding drum 312 is wound on the second upper trolley lifting winding drum. The second upper trolley hoisting cable 314 is led out from the second upper trolley hoisting drum 312, and the winding direction of the second upper trolley hoisting cable 314 is opposite to that of the first upper trolley hoisting cable 313, and finally the second upper trolley hoisting cable is wound on the first upper trolley hoisting drum 311.
As shown in fig. 3, the lower trolley energy-saving hoisting winding system described in this embodiment is used for realizing the vertical ascending and descending actions of the lower trolley spreader 6, and hoisting and placing containers. The lower trolley lifting winding system comprises a first lower trolley lifting winding drum 411, a second lower trolley lifting winding drum 412, a first lower trolley lifting steel wire rope 413, a second lower trolley lifting steel wire rope 414, a lower trolley lifting pulley block 415 and a lower trolley lifting bend pulley block 416, wherein the lower trolley lifting bend pulley block 416 is fixedly arranged at two ends of the shore bridge girder 2, the lower trolley lifting pulley block 415 is fixedly arranged on the lower trolley 4, the first lower trolley lifting steel wire rope 413 is led out from the first lower trolley lifting winding drum 411, and after sequentially bypassing the lower trolley lifting bend pulley block 416 at one end of the shore bridge girder 2, the lower trolley bend pulley block 415 and the lower trolley lifting bend pulley block 416 at the other end of the shore bridge girder 2, the lower trolley lifting bend pulley block 415 is bypassed again, and finally the lower trolley lifting winding drum 412 is wound. The second lower trolley hoisting cable 414 is led out from the second lower trolley hoisting drum 412, and the winding direction of the second lower trolley hoisting cable 414 is opposite to that of the first lower trolley hoisting cable 413, and is finally wound on the first lower trolley hoisting drum 411.
As shown in fig. 2, the energy-saving hoisting winding system for the upper trolley in the embodiment further includes two upper trolley balance wire ropes 323, two upper trolley balance weights 324, and an upper trolley balance weight movable pulley 325 fixed on the upper trolley balance weight 324, wherein one upper trolley balance wire rope 323 is led out from the first upper trolley hoisting drum 311, extends upward after bypassing the upper trolley balance weight movable pulley 325 on one upper trolley balance weight 324, and the upper trolley balance wire rope 323 is fixedly connected with the shore bridge supporting mechanism. The other upper trolley balance wire rope 323 is led out from the second upper trolley hoisting drum 312, extends upwards after passing through an upper trolley balance weight pulley 325 on the other upper trolley balance weight 324, and the upper trolley balance wire rope 323 is fixedly connected with the shore bridge supporting mechanism.
As shown in fig. 3, the lower trolley energy-saving hoisting and winding system in this embodiment further includes two lower trolley balance wire ropes 423, two lower trolley balance weights 424, and a lower trolley balance weight movable pulley 425 fixed on the lower trolley balance weight 424, where one of the lower trolley balance wire ropes 423 is led out from the first lower trolley hoisting drum 411, extends upward after bypassing the lower trolley balance weight movable pulley 425 on one of the lower trolley balance weights 424, and the lower trolley balance wire rope 423 is fixedly connected to the shore bridge supporting mechanism. The other lower trolley balance steel wire rope 423 is led out from the second lower trolley hoisting drum 412, extends upwards after bypassing a lower trolley balance weight pulley 425 on the other lower trolley balance weight 424, and is fixedly connected with the shore bridge supporting mechanism. In the energy-saving upper trolley lifting and winding system and the energy-saving lower trolley lifting and winding system in the embodiment, the upper trolley lifting drum and the lower trolley lifting drum are utilized to link the movement of the upper trolley lifting appliance 5 and the upper trolley counterweight 324 in the vertical direction and the movement of the lower trolley lifting appliance 6 and the lower trolley counterweight 424 in the vertical direction, and the potential energy is stored by means of the upper trolley counterweight 324 and the lower trolley counterweight 424, so that the energy consumption of the crossing type shore bridge in the process of lifting and taking containers is reduced. Compared with the traditional single-trolley shore bridge, the crossing shore bridge has the advantages that the efficiency is greatly improved, and meanwhile, the energy consumption is higher, so that the significance for reducing the energy consumption of the crossing shore bridge is higher.
As shown in fig. 5, the embodiment further includes an upper trolley traveling winding system and a lower trolley traveling winding system, wherein the upper trolley traveling winding system and the lower trolley traveling winding system are respectively used for completing the traveling action of the upper trolley 3 along the shore bridge girder 2 and the traveling action of the lower trolley 4 along the girder. The upper trolley traveling winding system comprises an upper trolley traveling winding drum 331, a first upper trolley traveling steel wire rope 332, a second upper trolley traveling steel wire rope 333, an upper trolley traveling pulley block 334, a first upper trolley traveling direction-changing pulley block 335 and a second upper trolley traveling direction-changing pulley block 336, wherein the upper trolley traveling pulley block 334 is fixedly arranged on the upper trolley 3, the first upper trolley traveling direction-changing pulley block 335 is fixedly arranged at the same end of two parallel shore bridge girders 2, the second upper trolley traveling direction-changing pulley block 336 is fixedly arranged at the other end of the two parallel shore bridge girders 2, the first upper trolley traveling steel wire rope 332 is led out from the upper trolley traveling winding drum 331, and winds on the upper trolley traveling winding drum 331 after sequentially bypassing the first upper trolley traveling direction-changing pulley block 335, the upper trolley traveling pulley block 334 and the first upper trolley traveling direction-changing pulley block 335. The second upper trolley traveling steel wire rope 333 is led out from the upper trolley traveling winding drum 331, the extending direction of the second upper trolley traveling steel wire rope 333 is opposite to the extending direction of the first upper trolley traveling steel wire rope 332, and the second upper trolley traveling steel wire rope 333 sequentially winds on the upper trolley traveling winding drum 331 after passing through the second upper trolley traveling direction-changing pulley block 336, the upper trolley traveling pulley 334 and the second upper trolley traveling direction-changing pulley block 336.
As shown in fig. 6, the lower trolley traveling winding system in this embodiment includes a first lower trolley traveling drum 431, a second lower trolley traveling drum 432, a first lower trolley traveling cable 433, a second lower trolley traveling cable 434, a lower trolley traveling pulley block 435, a first lower trolley traveling direction-changing pulley block 436, and a second lower trolley traveling direction-changing pulley block 437, the lower trolley traveling pulley block 435 is fixedly arranged on the lower trolley 4, the first lower trolley traveling direction-changing pulley block 436 is fixedly arranged at the same end of the two parallel shore bridge girders 2, the second lower trolley traveling direction-changing pulley block 437 is fixedly arranged at the other end of the two parallel shore bridge girders 2, the first lower trolley traveling steel wire rope 433 is led out from the first lower trolley traveling winding drum 431, sequentially bypasses the first lower trolley traveling direction-changing pulley block 436, the lower trolley traveling pulley block 435 and the first lower trolley traveling direction-changing pulley block 436, and then is wound on the second lower trolley traveling winding drum 432. The second lower trolley walking steel wire rope 434 is led out from the first lower trolley walking winding drum 431, the extending direction of the second lower trolley walking steel wire rope 434 is opposite to the extending direction of the first lower trolley walking steel wire rope 433, and the second lower trolley walking steel wire rope 434 sequentially winds on the second lower trolley walking winding drum 432 after passing through a second lower trolley walking direction-changing pulley block 437, a lower trolley walking pulley 435 and a second lower trolley walking direction-changing pulley block 437.
As shown in fig. 7, the present embodiment further includes a lower trolley rope support frame 9, where the lower trolley rope support frame 9 includes a supporting roller 10, a supporting roller frame 11 and a supporting roller wheel 12, the supporting roller 10 is horizontally fixed on the supporting roller frame 11, the supporting roller wheel 12 is fixedly disposed below one side of the supporting roller frame 11 close to the lower trolley rail 8, the supporting roller wheel 12 can travel along the lower trolley rail 8, and the lower trolley balance wire rope 423, the first lower trolley travel wire rope 433, and the second lower trolley travel wire rope 434 are all located on the supporting roller 10. The upper trolley balance steel wire rope 323, the first upper trolley walking steel wire rope 332 and the second upper trolley walking steel wire rope 333 are uniformly distributed on the inner sides of the two parallel shore bridge girders 2 and do not interfere with the lower trolley balance steel wire rope 423, the first lower trolley walking steel wire rope 433 and the second lower trolley walking steel wire rope 434. Because the lower trolley 4 in the crossing type shore bridge is suspended below the outer side of the shore bridge girder 2, in order to prevent the steel wire rope necessary for the operation of the lower trolley 4 from being influenced by the shore bridge girder 2 and the lower trolley track 8 and interfering the normal operation of the lower trolley 4, the lower trolley rope support 9 in the embodiment has the function of limiting the steel wire rope required for the operation of the lower trolley to operate at a normal position and simultaneously move along the shore bridge girder 2 along with the lower trolley 4.
As shown in fig. 7, in this embodiment, the lower cart rope support frame 9 further includes rope support frame traction wheels 13, the rope support frame traction wheels 13 are fixedly connected with the roller support frame 11, 24 groups of the lower cart rope support frames 9 are provided, the adjacent lower cart rope support frames 9 are connected through rope support frame traction steel wire ropes, and the rope support frame traction steel wire ropes are wound on the rope support frame traction wheels 13. Because lower dolly holds in the palm rope frame 9 and dolly 4 simultaneous movement down in this embodiment, for avoiding the distance between dolly holds in the palm rope frame 9 down too far, lead to wire rope flagging under the action of gravity, influence normal operating, cause the potential safety hazard, this embodiment has set up on dolly holds in the palm rope frame 9 down and has held in the palm rope frame traction wheel 13, links together adjacent dolly holds in the palm rope frame 9 down, guarantees that dolly holds in the palm rope frame 9 interval is fixed down.
The upper trolley balance weight 324 in this embodiment can move up and down under the driving of the upper trolley balance wire rope 323, the moving direction of the upper trolley balance weight 324 is opposite to the moving direction of the upper trolley lifting tool 5 in the vertical direction, the torque of the upper trolley balance weight 324 acting on the upper trolley balance winding drum 321 through the upper trolley balance wire rope 323 is equal to the sum of the torques of the upper trolley lifting tool 5 and the empty container acting on the first upper trolley lifting winding drum 311 and the second upper trolley lifting winding drum 312 through the upper trolley lifting wire rope 313, and the directions are opposite.
The lower trolley balancing weight 424 can move up and down under the driving of the lower trolley balancing steel wire rope 423, the moving direction of the lower trolley balancing weight 424 is opposite to the moving direction of the lower trolley lifting tool 6 in the vertical direction, the torque of the lower trolley balancing weight 424 acting on the lower trolley balancing winding drum 421 through the lower trolley balancing steel wire rope 423 is equal to the sum of the torques of the lower trolley lifting tool 6 acting on the first lower trolley lifting winding drum 411 and the second lower trolley lifting winding drum 412 through the lower trolley lifting steel wire rope 413, and the directions are opposite.
As shown in fig. 4, the upper trolley counterweight 324 and the lower trolley counterweight 424 in the embodiment are separately disposed in different cavities inside the shore bridge support frame 1, and the upper trolley counterweight 324 and the lower trolley counterweight 424 move independently without interfering with each other. Increase the counter weight and carry out energy-conservingly in crossing through formula bank bridge, can further improve wire rope and arrange the degree of difficulty and the equipment operation safety control degree of difficulty, this embodiment will go up the dolly counter weight 324 and all arrange alone in the inside cavity of different bank bridge support frames 1 with lower dolly counter weight 424, guarantees that the independent operation does not disturb each other.
As shown in fig. 4, the energy-saving hoisting winding system of the upper trolley and the energy-saving hoisting winding system of the lower trolley in the embodiment further include a damping spring 14 and a rubber damping wheel 15, the balancing steel wire rope 323 of the upper trolley bypasses the balancing movable pulley 325 of the upper trolley and is then fixedly connected with the shore bridge supporting structure through the damping spring 14, and the rubber damping wheel 15 is disposed between the balancing weight 324 of the upper trolley and the shore bridge supporting frame 1. The lower trolley balance steel wire rope 423 bypasses a lower trolley balance movable pulley 425 and is fixedly connected with the shore bridge supporting structure through a damping spring 14, and the rubber damping wheel 15 is arranged between the lower trolley balance weight 424 and the shore bridge supporting frame 1. When the upper trolley lifting appliance 5 and the lower trolley lifting appliance 6 in the crossing type shore bridge run at an excessively high speed in the vertical direction, the upper trolley balancing weight 324 and the lower trolley balancing weight 424 which move in association with the upper trolley lifting appliance move at a high speed, so that the upper trolley balancing weight 324 and the lower trolley balancing weight 424 are prevented from generating excessively high tensile force on the upper trolley balancing steel wire rope 323 and the lower trolley balancing steel wire rope 423 instantly to influence the running safety, and the damping spring 14 is arranged to play a role in buffering. The rubber shock absorption wheel 15 in this embodiment can avoid the collision between the upper trolley counterweight 324 and the lower trolley counterweight 424 and the shore bridge support frame 1, and the structure is safe.
As shown in fig. 8, the present embodiment further includes a bank crane machine room 16, the bank crane machine room 16 is fixedly disposed on the bank crane girder 2, the first upper trolley lifting winding drum 311, the second upper trolley lifting winding drum 312, the first lower trolley lifting winding drum 411, the second lower trolley lifting winding drum 412, the two lower trolley balancing winding drums 422, the upper trolley traveling winding drum 331, the first lower trolley traveling winding drum 431 and the second lower trolley traveling winding drum 432 are uniformly disposed in the bank crane machine room 16, wherein the first upper trolley lifting winding drum 311, the second upper trolley lifting winding drum 312, the first lower trolley lifting winding drum 411, the second lower trolley lifting winding drum 412, the two upper trolley balancing winding drums 322, the two lower trolley balancing winding drums 422, the upper trolley traveling winding drum 331, the first lower trolley traveling winding drum 431 and the second lower trolley traveling winding drum 432 are all disposed in parallel, and perpendicular to the extending direction of the bank crane girder 2. The shore crane room 16 further includes a floating coupling 17, and the first lower trolley hoisting drum 411 and the second lower trolley hoisting drum 412 are in transmission connection through the floating coupling 17. Compared with the traditional shore bridge, the mechanism equipment in the crossing shore bridge is more complex, the embodiment not only comprises the running equipment of the lower trolley 4, but also comprises part of components in the upper trolley energy-saving winding system and the lower trolley energy-saving winding system, the shore bridge machine room 16 has limited space, the arrangement difficulty inside the shore bridge machine room 16 is larger, the arrangement mode provided by the embodiment can avoid mutual interference among the equipment, and the crossing shore bridge can be ensured to run stably.
This embodiment still includes dolly system of keeping away and the system of keeping away that shakes of dolly down, is used for restraining the vibration that dolly 3 and dolly 4 produced when high-speed motion down respectively, avoids last dolly 3 and dolly 4 down to collide with the bank bridge structure, influences the operation safety, and the operating speed for dolly 3 and dolly 4 down are further improved simultaneously and the operating efficiency who passes through formula bank bridge is further improved.
As shown in fig. 9 and 10, the upper trolley vibration-damping system includes an upper trolley wheel vibration-damping spring 341, an upper trolley deflection-preventing wheel vibration-damping spring 342, an upper trolley traction wheel vibration-damping spring 343, and an upper trolley lifting pulley vibration-damping spring 344, and the upper trolley 3 includes an upper trolley frame 345, an upper trolley traveling wheel 346 traveling on the upper trolley rail 7, an upper trolley deflection-preventing wheel 347 whose arc surface is in contact with the upper trolley rail 7, an upper trolley deflection-preventing wheel support 348, an upper trolley traveling pulley block 334, and an upper trolley lifting pulley 349 disposed in the upper trolley frame 345.
The upper trolley wheel vibration-proof spring 341 is vertically arranged, one end of the upper trolley wheel vibration-proof spring 341 is hinged with the upper trolley frame 345 through a connecting piece, and the other end of the upper trolley wheel vibration-proof spring 341 is fixedly connected with the rotating shaft of the upper trolley travelling wheel 346 through a connecting piece. The upper cart wheel vibration absorbing spring 341 is used to prevent the upper cart traveling wheel 346 from colliding with the upper cart rail 7 when the upper cart 3 is moving at a high speed.
The upper trolley anti-deflection wheel support 348 is fixedly connected with the upper trolley anti-deflection wheel 347, the upper trolley anti-deflection wheel vibration-avoiding spring 342 is arranged between the upper trolley anti-deflection wheel support 348 and the upper trolley frame 345, one end of the upper trolley anti-deflection wheel vibration-avoiding spring 342 is hinged with the upper trolley frame 345, and the other end of the upper trolley anti-deflection wheel vibration-avoiding spring 342 is fixedly connected with the upper trolley anti-deflection wheel support 348. The arc surface of the upper trolley deviation-preventing wheel 347 abuts against the side surface of the upper trolley rail 7 to prevent the upper trolley 3 from deviating from the upper trolley rail 7 during operation, and the upper trolley deviation-preventing wheel vibration-preventing spring 342 is used for preventing the upper trolley deviation-preventing wheel 347 from colliding with the upper trolley rail 7 during high-speed movement of the upper trolley 3.
The upper trolley traction wheel vibration-proof spring 343 is arranged in parallel with the shore bridge girder 2, one end of the upper trolley traction wheel vibration-proof spring 343 is hinged with the upper trolley frame 345, and the other end of the upper trolley traction wheel vibration-proof spring 343 is fixedly connected with a rotating shaft of a pulley in the upper trolley walking pulley block 334 through a connecting piece.
The upper trolley lifting pulley vibration-proof spring 344 is vertically arranged, one end of the upper trolley lifting pulley vibration-proof spring 344 is fixedly connected with the upper trolley frame 345 through a connecting piece, and the other end of the upper trolley lifting pulley vibration-proof spring 344 is fixedly connected with a rotating shaft of the upper trolley lifting pulley 349 through a connecting piece.
As shown in fig. 11, the lower trolley vibration-damping system includes a lower trolley wheel vibration-damping spring 441, a lower trolley anti-deviation wheel vibration-damping spring 442, a lower trolley traction wheel vibration-damping spring 443, and a lower trolley lifting pulley vibration-damping spring 444, and the lower trolley 3 includes a lower trolley frame 445, a lower trolley traveling wheel 446 traveling on the lower trolley rail 7, a lower trolley anti-deviation wheel 447 whose arc surface is in contact with the lower trolley rail 7, a lower trolley anti-deviation wheel support 448, a lower trolley traveling pulley block 435, and a lower trolley lifting pulley 449 disposed in the lower trolley frame 445.
The lower trolley wheel vibration-proof spring 441 is vertically arranged, one end of the lower trolley wheel vibration-proof spring 441 is hinged with the lower trolley frame 445 through a connecting piece, and the other end of the lower trolley wheel vibration-proof spring 441 is fixedly connected with a rotating shaft of the lower trolley running wheel 446 through the connecting piece.
The lower trolley anti-deviation wheel support 448 is fixedly connected with the lower trolley anti-deviation wheel 447, the lower trolley anti-deviation wheel vibration-proof spring 442 is arranged between the lower trolley anti-deviation wheel support 448 and the lower trolley frame 445, one end of the lower trolley anti-deviation wheel vibration-proof spring 442 is hinged with the lower trolley frame 445, and the other end of the lower trolley anti-deviation wheel vibration-proof spring 442 is fixedly connected with the lower trolley anti-deviation wheel support 448.
The lower trolley traction wheel vibration-proof spring 443 is arranged in parallel with the shore bridge girder 2, one end of the lower trolley traction wheel vibration-proof spring 443 is hinged with the lower trolley frame 445, and the other end of the lower trolley traction wheel vibration-proof spring 443 is fixedly connected with a rotating shaft of a pulley in the lower trolley walking pulley block 435 through a connecting piece.
The lower trolley lifting pulley vibration-proof spring 444 is vertically arranged, one end of the lower trolley lifting pulley vibration-proof spring 444 is fixedly connected with the lower trolley frame 445 through a connecting piece, and the other end of the lower trolley lifting pulley vibration-proof spring 444 is fixedly connected with a rotating shaft of the lower trolley lifting pulley 449 through a connecting piece.
This embodiment still includes dolly hoist anti-swing system and dolly anti-swing system down, prevents to go up dolly hoist 5 and dolly hoist 6 down and take place to sway under the influence of external factor, causes mutual interference, influences the operation safety. As shown in fig. 12 and 13, the upper trolley spreader anti-swing system includes two upper trolley anti-swing wings 351, two upper trolley anti-swing moment motors 352, two upper trolley anti-swing drums 353 and four upper trolley anti-swing wire ropes 354, the two upper trolley anti-swing wing plates 351 are respectively fixed on two sides of the upper trolley frame 345 along the running direction of the upper trolley 3, the two upper trolley anti-swing moment motors 352 and the two upper trolley anti-swing drums 353 are respectively fixed on the two upper trolley anti-swing wing plates 351, the upper trolley anti-swing moment motors 352 are in transmission connection with the upper trolley anti-swing drums 353, every two of the four upper trolley anti-swing steel wire ropes 354 are wound on one upper trolley anti-swing drum 353, and the winding direction of the upper trolley anti-swing steel wire rope 354 is from the middle of the upper trolley anti-swing winding drum 353 to two ends, and one end of the upper trolley anti-swing steel wire rope 354 far away from the upper trolley anti-swing winding drum 353 is fixedly connected with the upper trolley lifting appliance 5. In actual operation, the larger the descending distance of the upper trolley lifting appliance 5 is, the larger the possibility of swinging and the swinging amplitude are, when the upper trolley lifting appliance 5 swings, the upper trolley anti-swinging steel wire rope 354 on the other side can be tensioned and fed back to the upper trolley anti-swinging winding drum 353, so that the upper trolley anti-swinging torque motor 352 is caused to rotate in the opposite direction, the upper trolley anti-swinging steel wire rope 354 is tightened, the upper trolley lifting appliance 5 is pulled back to the normal position, and the anti-swinging is realized.
As shown in fig. 14 and 15, the lower trolley spreader anti-swing system includes two lower trolley anti-swing wings 451, two lower trolley anti-swing moment motors 452, two lower trolley anti-swing drums 453, and four lower trolley anti-swing wire ropes 454, the two lower trolley swing-proof wing plates 451 are respectively fixed on two sides of the lower trolley frame 445 along the running direction of the lower trolley 4, the two lower trolley swing-proof moment motors 452 and the two lower trolley swing-proof winding drums 453 are respectively fixed on the two lower trolley swing-proof wing plates 451, the lower trolley swing-proof moment motors 452 are in transmission connection with the lower trolley swing-proof winding drums 453, every two of the four lower trolley swing-proof steel wire ropes 454 are wound on one lower trolley swing-proof winding drum 453, and the winding direction of the lower trolley anti-swing steel wire rope 454 is from the middle of the lower trolley anti-swing winding drum 453 to the two ends, and one end of the lower trolley anti-swing steel wire rope 454 far away from the lower trolley anti-swing winding drum 453 is fixedly connected with the lower trolley lifting appliance 6. The action principle of the lower trolley lifting appliance anti-swing system is the same as that of the upper trolley lifting appliance anti-swing system.
When the upper trolley spreader 5 is at the lowest position, the angle between the upper trolley anti-swing steel wire rope 354 and the vertical direction is 20 degrees. When the lower trolley lifting appliance 6 is at the lowest position, the angle between the lower trolley anti-swing steel wire rope 454 and the vertical direction is 25 degrees.
As shown in fig. 16 and 17, the present embodiment further includes a cable limiting groove 18 and a drag chain control cable 19, which are used to prevent the control cable from colliding and extruding when the upper cart 3 and the lower cart 4 move at high speed, and reduce the service life of the cable. The cable limiting groove 18 is a concave groove with an upward opening, the cable limiting groove 18 is fixedly arranged on two sides of the quay crane girder 1, the tow chain control cable 19 is a power supply control cable of the upper trolley 3 and the lower trolley 4, one end of the tow chain control cable 19 moves along with the upper trolley 3 and the lower trolley 4 simultaneously, the tow chain control cable 19 is arranged in the cable limiting groove 18, and the difference between the width of the concave groove of the cable limiting groove 18 and the width of the tow chain control cable 19 is 50 mm.

Claims (14)

1. The utility model provides a pass through energy-conserving bank bridge of formula high-speed counterweight which characterized in that: the quayside container crane comprises a quayside container crane supporting frame (1), two parallel quayside container crane girders (2), an upper trolley (3), a lower trolley (4), an upper trolley lifting appliance (5), a lower trolley lifting appliance (6), an upper trolley energy-saving lifting winding system and a lower trolley energy-saving lifting winding system, wherein the quayside container crane girders (2) are arranged on the quayside container crane supporting frame (1), the quayside container crane girders (2) are vertical to a wharf front edge line, the cross section of the quayside container crane girders (2) is trapezoid-like, two upper trolley tracks (7) which are arranged in parallel are laid on the inner sides of the two parallel quayside container crane girders (2), and two lower trolley tracks (8) which are arranged in parallel are laid on the outer sides of the two parallel quayside container crane girders (2);
an upper trolley lifting appliance (5) is arranged below the upper trolley (3), and the upper trolley (3) runs on an upper trolley track (7);
a lower trolley lifting appliance (6) is arranged below the lower trolley (4), the lower trolley (4) runs on a lower trolley track (8), and the upper trolley (3) and the upper trolley lifting appliance (5) can pass through the frame of the lower trolley (4).
2. The traversing high-speed counterweight energy-saving shore bridge according to claim 1, wherein: the upper trolley energy-saving lifting winding system comprises a first upper trolley lifting winding drum (311), a second upper trolley lifting winding drum (312), a first upper trolley lifting steel wire rope (313), a second upper trolley lifting steel wire rope (314), an upper trolley lifting pulley block (315) and an upper trolley lifting bend pulley block (316), wherein the upper trolley lifting bend pulley block (316) is fixedly arranged at two ends of the shore bridge girder (2), the upper trolley lifting pulley block (315) is fixedly arranged on the upper trolley (3), the first upper trolley lifting steel wire rope (313) is led out from the first upper trolley lifting winding drum (311), the upper trolley lifting bend pulley block (316) at one end of the shore bridge girder (2), the upper trolley lifting pulley block (315) and the upper trolley lifting bend pulley block (316) at the other end of the shore bridge girder (2) are sequentially bypassed, the upper trolley bend pulley block (315) is bypassed again, finally winding on a second upper trolley lifting drum (312); the second upper trolley lifting steel wire rope (314) is led out from the second upper trolley lifting winding drum (312), the winding direction of the second upper trolley lifting steel wire rope (314) is opposite to the direction of the first upper trolley lifting steel wire rope (313), and the second upper trolley lifting steel wire rope is finally wound on the first upper trolley lifting winding drum (311);
the lower trolley energy-saving lifting winding system comprises a first lower trolley lifting winding drum (411), a second lower trolley lifting winding drum (412), a first lower trolley lifting steel wire rope (413), a second lower trolley lifting steel wire rope (414), a lower trolley lifting pulley block (415) and a lower trolley lifting direction-changing pulley block (416), wherein the lower trolley lifting direction-changing pulley block (416) is fixedly arranged at two ends of a shore bridge girder (2), the lower trolley lifting pulley block (415) is fixedly arranged on a lower trolley (4), the first lower trolley lifting steel wire rope (413) is led out from the first lower trolley lifting winding drum (411) and bypasses the lower trolley lifting direction-changing pulley block (415) again after sequentially bypassing the lower trolley lifting direction-changing pulley block (416) at one end of the shore bridge girder (2), the lower trolley direction-changing pulley block (415) and the lower trolley lifting direction-changing pulley block (416) at the other end of the shore bridge girder (2), finally winding on a second lower trolley lifting drum (412); the second lower trolley lifting steel wire rope (414) is led out from the second lower trolley lifting winding drum (412), and the winding direction of the second lower trolley lifting steel wire rope (414) is opposite to the direction of the first lower trolley lifting steel wire rope (413), and finally the second lower trolley lifting steel wire rope is wound on the first lower trolley lifting winding drum (411).
3. The traversing high-speed counterweight energy-saving shore bridge according to claim 2, wherein: the upper trolley energy-saving lifting winding system also comprises two upper trolley balance steel wire ropes (323), two upper trolley balance weights (324) and an upper trolley balance weight movable pulley (325) fixed on the upper trolley balance weights (324), wherein one upper trolley balance steel wire rope (323) is led out from a first upper trolley lifting winding drum (311), extends upwards after bypassing the upper trolley balance weight movable pulley (325) on one upper trolley balance weight (324), and is fixedly connected with a shore bridge supporting mechanism; the other upper trolley balance steel wire rope (323) is led out from the second upper trolley lifting winding drum (312), goes around an upper trolley balance weight movable pulley (325) on the other upper trolley balance weight (324) and then extends upwards, and the upper trolley balance steel wire rope (323) is fixedly connected with the shore bridge supporting mechanism;
the lower trolley energy-saving lifting winding system further comprises two lower trolley balance steel wire ropes (423), two lower trolley balance weights (424) and a lower trolley balance weight movable pulley (425) fixed on the lower trolley balance weights (424), wherein one lower trolley balance steel wire rope (423) is led out from a first lower trolley lifting winding drum (411), extends upwards after bypassing the lower trolley balance weight movable pulley (425) on one lower trolley balance weight (424), and is fixedly connected with a shore bridge supporting mechanism; the other lower trolley balance steel wire rope (423) is led out from the second lower trolley lifting winding drum (412), goes around a lower trolley balance weight movable pulley (425) on the other lower trolley balance weight (424) and then extends upwards, and the lower trolley balance steel wire rope (423) is fixedly connected with the shore bridge supporting mechanism.
4. The traversing high-speed counterweight energy-saving shore bridge according to claim 3, wherein: the travelling and winding system comprises an upper trolley travelling winding drum (331), a first upper trolley travelling steel wire rope (332), a second upper trolley travelling steel wire rope (333), an upper trolley travelling pulley block (334), a first upper trolley travelling direction-changing pulley block (335) and a second upper trolley travelling direction-changing pulley block (336), wherein the upper trolley travelling pulley block (334) is fixedly arranged on an upper trolley (3), the first upper trolley travelling direction-changing pulley block (335) is fixedly arranged at the same end of two parallel shore bridge girders (2), the second upper trolley travelling direction-changing pulley block (336) is fixedly arranged at the other end of the two parallel shore bridge girders (2), the first upper trolley travelling steel wire rope (332) is led out from the upper trolley travelling winding drum (331) and sequentially bypasses the first upper trolley travelling direction-changing pulley block (335), The upper trolley traveling pulley block (334) and the first upper trolley traveling direction-changing pulley block (335) are wound on the upper trolley traveling winding drum (331); the second upper trolley travelling steel wire rope (333) is led out from the upper trolley travelling winding drum (331), the extending direction of the second upper trolley travelling steel wire rope (333) is opposite to the extending direction of the first upper trolley travelling steel wire rope (332), and the second upper trolley travelling steel wire rope (333) sequentially winds on the upper trolley travelling winding drum (331) after passing through the second upper trolley travelling direction-changing pulley block (336), the upper trolley travelling pulley (334) and the second upper trolley travelling direction-changing pulley block (336);
the lower trolley walking winding system comprises a first lower trolley walking winding drum (431), a second lower trolley walking winding drum (432), a first lower trolley walking steel wire rope (433), a second lower trolley walking steel wire rope (434), a lower trolley walking pulley block (435), a first lower trolley walking direction-changing pulley block (436) and a second lower trolley walking direction-changing pulley block (437), wherein the lower trolley walking pulley block (435) is fixedly arranged on the lower trolley (4), the first lower trolley walking direction-changing pulley block (436) is fixedly arranged at the same end of the two parallel shore bridge girders (2), the second lower trolley walking direction-changing pulley block (437) is fixedly arranged at the other end of the two parallel shore bridge girders (2), the first lower trolley walking steel wire rope (433) is led out from the first lower trolley walking winding drum (431) and sequentially bypasses the first lower trolley walking direction-changing pulley block (436), A lower trolley walking pulley block (435) and a first lower trolley walking direction-changing pulley block (436) are wound on a second lower trolley walking drum (432); the second lower trolley walking steel wire rope (434) is led out from the first lower trolley walking winding drum (431), the extending direction of the second lower trolley walking steel wire rope (434) is opposite to the extending direction of the first lower trolley walking steel wire rope (433), and the second lower trolley walking steel wire rope (434) sequentially winds on the second lower trolley walking winding drum (432) after passing through the second lower trolley walking direction-changing pulley block (437), the lower trolley walking pulley (435) and the second lower trolley walking direction-changing pulley block (437).
5. The traversing high-speed counterweight energy-saving shore bridge according to claim 4, wherein: the lower trolley rope supporting frame (9) comprises a carrier roller (10), a carrier roller frame (11) and carrier roller wheels (12), the carrier roller (10) is horizontally and fixedly arranged on the carrier roller frame (11), the carrier roller wheels (12) are fixedly arranged below one side, close to a lower trolley track (8), of the carrier roller frame (11), the carrier roller wheels (12) can walk along the lower trolley track (8), and the lower trolley balance steel wire rope (423), the first lower trolley walking steel wire rope (433) and the second lower trolley walking steel wire rope (434) are all located on the carrier roller (10); the upper trolley balance steel wire rope (323), the first upper trolley walking steel wire rope (332) and the second upper trolley walking steel wire rope (333) are uniformly distributed on the inner sides of the two parallel shore bridge girders (2) and do not interfere with the lower trolley balance steel wire rope (423), the first lower trolley walking steel wire rope (433) and the second lower trolley walking steel wire rope (434).
6. The traversing high-speed counterweight energy-saving shore bridge according to claim 5, wherein: the lower trolley rope supporting frame (9) further comprises a rope supporting frame traction wheel (13), the rope supporting frame traction wheel (13) is fixedly connected with the roller frame (11), a plurality of groups are arranged on the lower trolley rope supporting frame (9), the adjacent lower trolley rope supporting frames (9) are connected through rope supporting frame traction steel wire ropes, and the rope supporting frame traction steel wire ropes are wound on the rope supporting frame traction wheel (13).
7. The traversing high-speed counterweight energy-saving shore bridge according to claim 3, wherein: the upper trolley balance weight (324) can move up and down under the driving of an upper trolley balance steel wire rope (323), the moving direction of the upper trolley balance weight (324) is opposite to the moving direction of an upper trolley lifting appliance (5) in the vertical direction, the torque acted on an upper trolley balance winding drum (321) by the upper trolley balance steel wire rope (323) by the upper trolley balance weight (324) is equal to the sum of the torques acted on a first upper trolley lifting winding drum (311) and a second upper trolley lifting winding drum (312) by the upper trolley lifting appliance (5) and an empty container through an upper trolley lifting steel wire rope (313), and the directions are opposite;
the lower trolley balancing weight (424) can move up and down under the drive of the lower trolley balancing steel wire rope (423), the moving direction of the lower trolley balancing weight (424) is opposite to the moving direction of the lower trolley lifting appliance (6) in the vertical direction, the torque acted on the lower trolley balancing winding drum (421) by the lower trolley balancing steel wire rope (423) is equal to the sum of the torques acted on the first lower trolley lifting winding drum (411) and the second lower trolley lifting winding drum (412) by the lower trolley lifting appliance (6) and the empty container through the lower trolley lifting steel wire rope (413), and the directions are opposite.
8. The traversing high-speed counterweight energy-saving shore bridge according to claim 3, wherein: go up dolly balanced weight (324) and lower dolly balanced weight (424) and all arrange in the inside cavity of different bank bridge support frame (1) alone, go up dolly balanced weight (324) and lower dolly balanced weight (424) and all move independently, mutual noninterference.
9. The traversing high-speed counterweight energy-saving shore bridge according to claim 8, wherein: the upper trolley energy-saving winding system and the lower trolley energy-saving winding system also comprise damping springs (14) and rubber damping wheels (15), the upper trolley balance steel wire ropes (323) are fixedly connected with the shore bridge supporting structure through the damping springs (14) after bypassing the upper trolley balance movable pulleys (325), and the rubber damping wheels (15) are arranged between the upper trolley balance weights (324) and the shore bridge supporting frame (1); the lower trolley balance steel wire rope (423) bypasses a lower trolley balance movable pulley (425) and then is fixedly connected with the shore bridge supporting structure through a damping spring (14), and the rubber damping wheel (15) is arranged between the lower trolley balance weight (424) and the shore bridge supporting frame (1).
10. The traversing high-speed counterweight energy-saving shore bridge according to claim 4, wherein: the crane further comprises a shore bridge machine room (16), the shore bridge machine room (16) is fixedly arranged on a shore bridge girder (2), a first upper trolley lifting winding drum (311), a second upper trolley lifting winding drum (312), a first lower trolley lifting winding drum (411), a second lower trolley lifting winding drum (412), an upper trolley walking winding drum (331), a first lower trolley walking winding drum (431) and a second lower trolley walking winding drum (432) are uniformly distributed in the shore bridge machine room (16), wherein the first upper trolley lifting winding drum (311), the second upper trolley lifting winding drum (312), the first lower trolley lifting winding drum (411), the second lower trolley lifting winding drum (412), two upper trolley balance winding drums (322), two lower trolley balance winding drums (422), an upper trolley walking winding drum (331), the first lower trolley walking winding drum (431) and the second lower trolley walking winding drum (432) are all arranged in parallel, and is vertical to the extending direction of the shore bridge girder (2); the shore bridge machine room (16) further comprises a floating coupling (17), and the first lower trolley lifting winding drum (411) and the second lower trolley lifting winding drum (412) are in transmission connection through the floating coupling (17).
11. The traversing high-speed counterweight energy-saving shore bridge according to claim 4, wherein: the vibration-proof device comprises an upper trolley track (7), an upper trolley traction wheel vibration-proof spring (343), an upper trolley lifting pulley vibration-proof spring (344), an upper trolley vibration-proof spring (341), an upper trolley deflection-proof wheel vibration-proof spring (342), an upper trolley traction wheel vibration-proof spring (343), and an upper trolley vibration-proof spring (344), wherein the upper trolley (3) comprises an upper trolley frame (345), an upper trolley travelling wheel (346) travelling on the upper trolley track (7), an upper trolley deflection-proof wheel (347) with an arc surface abutting against the upper trolley track (7), an upper trolley deflection-proof wheel support (348), an upper trolley travelling pulley block (334) and an upper trolley lifting pulley (349) arranged in the upper trolley frame (345);
the upper trolley wheel vibration-absorbing spring (341) is vertically arranged, one end of the upper trolley wheel vibration-absorbing spring (341) is hinged with the upper trolley frame (345) through a connecting piece, and the other end of the upper trolley wheel vibration-absorbing spring (341) is fixedly connected with a rotating shaft of the upper trolley running wheel (346) through a connecting piece;
the upper trolley anti-deflection wheel support (348) is fixedly connected with the upper trolley anti-deflection wheel (347), the upper trolley anti-deflection wheel vibration-avoiding spring (342) is arranged between the upper trolley anti-deflection wheel support (348) and the upper trolley frame (345), one end of the upper trolley anti-deflection wheel vibration-avoiding spring (342) is hinged with the upper trolley frame (345), and the other end of the upper trolley anti-deflection wheel vibration-avoiding spring (342) is fixedly connected with the upper trolley anti-deflection wheel support (348);
the vibration-proof spring (343) of the upper trolley traction wheel is arranged in parallel with the shore bridge girder (2), one end of the vibration-proof spring (343) of the upper trolley traction wheel is hinged with the upper trolley frame (345), and the other end of the vibration-proof spring (343) of the upper trolley traction wheel is fixedly connected with a rotating shaft of a pulley in the upper trolley walking pulley block (334) through a connecting piece;
the upper trolley lifting pulley vibration-avoiding spring (344) is vertically arranged, one end of the upper trolley lifting pulley vibration-avoiding spring (344) is fixedly connected with an upper trolley frame (345) through a connecting piece, and the other end of the upper trolley lifting pulley vibration-avoiding spring (344) is fixedly connected with a rotating shaft of an upper trolley lifting pulley (349) through a connecting piece;
the lower trolley vibration-avoiding system comprises a lower trolley wheel vibration-avoiding spring (441), a lower trolley anti-deflection wheel vibration-avoiding spring (442), a lower trolley traction wheel vibration-avoiding spring (443) and a lower trolley lifting pulley vibration-avoiding spring (444), and the lower trolley (3) comprises a lower trolley frame (445), a lower trolley travelling wheel (446) travelling on the lower trolley track (7), a lower trolley anti-deflection wheel (447) with an arc surface abutting against the lower trolley track (7), a lower trolley anti-deflection wheel support (448), a lower trolley travelling pulley block (435) and a lower trolley lifting pulley (449) arranged in the lower trolley frame (445);
the lower trolley wheel vibration-absorbing spring (441) is vertically arranged, one end of the lower trolley wheel vibration-absorbing spring (441) is hinged with a lower trolley frame (445) through a connecting piece, and the other end of the lower trolley wheel vibration-absorbing spring (441) is fixedly connected with a rotating shaft of a lower trolley running wheel (446) through a connecting piece;
the lower trolley anti-deflection wheel support (448) is fixedly connected with a lower trolley anti-deflection wheel (447), the lower trolley anti-deflection wheel vibration-avoiding spring (442) is arranged between the lower trolley anti-deflection wheel support (448) and a lower trolley frame (445), one end of the lower trolley anti-deflection wheel vibration-avoiding spring (442) is hinged with the lower trolley frame (445), and the other end of the lower trolley anti-deflection wheel vibration-avoiding spring (442) is fixedly connected with the lower trolley anti-deflection wheel support (448);
the lower trolley traction wheel vibration-proof spring (443) is arranged in parallel with the shore bridge girder (2), one end of the lower trolley traction wheel vibration-proof spring (443) is hinged with the lower trolley frame (445), and the other end of the lower trolley traction wheel vibration-proof spring (443) is fixedly connected with a rotating shaft of a pulley in the lower trolley walking pulley block (435) through a connecting piece;
the lower trolley lifting pulley vibration-proof spring (444) is vertically arranged, one end of the lower trolley lifting pulley vibration-proof spring (444) is fixedly connected with a lower trolley frame (445) through a connecting piece, and the other end of the lower trolley lifting pulley vibration-proof spring (444) is fixedly connected with a rotating shaft of the lower trolley lifting pulley (449) through a connecting piece.
12. The traversing high-speed counterweight energy-saving shore bridge according to claim 11, wherein: the anti-swing device comprises an upper trolley lifting appliance anti-swing system and a lower trolley anti-swing system, wherein the upper trolley lifting appliance anti-swing system comprises two upper trolley anti-swing wing plates (351), two upper trolley anti-swing moment motors (352), two upper trolley anti-swing drums (353) and four upper trolley anti-swing steel wire ropes (354), the two upper trolley anti-swing wing plates (351) are respectively and fixedly arranged on two sides of an upper trolley frame (345) along the running direction of an upper trolley (3), the two upper trolley anti-swing moment motors (352) and the two upper trolley anti-swing drums (353) are respectively and fixedly arranged on the two upper trolley anti-swing wing plates (351), the upper trolley anti-swing moment motors (352) are in transmission connection with the upper trolley anti-swing drums (353), every two upper trolley anti-swing steel wire ropes (354) are wound on one upper trolley anti-swing drum (353), and the winding direction of the upper trolley anti-swing steel wire ropes (354) is that the upper trolley anti-swing drums (353) are wound from the middle to two ends, one end of the upper trolley anti-swing steel wire rope (354) far away from the upper trolley anti-swing reel (353) is fixedly connected with the upper trolley lifting appliance (5);
the lower trolley lifting appliance anti-swing system comprises two lower trolley anti-swing wing plates (451), two lower trolley anti-swing moment motors (452), two lower trolley anti-swing drums (453) and four lower trolley anti-swing steel wire ropes (454), wherein the two lower trolley anti-swing wing plates (451) are respectively and fixedly arranged on two sides of a lower trolley frame (445) along the running direction of the lower trolley (4), the two lower trolley anti-swing moment motors (452) and the two lower trolley anti-swing drums (453) are respectively and fixedly arranged on the two lower trolley anti-swing wing plates (451), the lower trolley anti-swing moment motors (452) are in transmission connection with the lower trolley anti-swing drums (453), every two of the four lower trolley anti-swing steel wire ropes (454) are wound on one lower trolley anti-swing drum (453), and the winding direction of the lower trolley anti-swing steel wire ropes (454) is that the middle of the lower trolley anti-swing drums (453) is wound to two ends, one end of the lower trolley anti-swing steel wire rope (454) far away from the lower trolley anti-swing winding drum (453) is fixedly connected with a lower trolley lifting appliance (6).
13. The traversing high-speed counterweight energy-saving shore bridge according to claim 12, wherein: when the upper trolley lifting appliance (5) is at the lowest position, the included angle between the upper trolley anti-swing steel wire rope (354) and the vertical direction is 5-20 degrees; when the lower trolley lifting appliance (6) is at the lowest position, the included angle between the lower trolley anti-swing steel wire rope (454) and the vertical direction is 7-25 degrees.
14. The traversing high-speed counterweight energy-saving shore bridge according to claim 13, wherein: still include cable spacing groove (18) and tow chain control cable (19), cable spacing groove (18) are the open-ended concave groove that makes progress, and the both sides of shore bridge girder (1) are fixed to cable spacing groove (18), and tow chain control cable (19) are the power supply control cable of last dolly (3) and dolly (4) down, and the one end of tow chain control cable (19) is followed last dolly (3) and dolly (4) simultaneous movement down, and in tow chain control cable (19) were located cable spacing groove (18), the concave groove width of cable spacing groove (18) and the width difference scope of tow chain control cable (19) were 10mm-50 mm.
CN202011113801.0A 2020-10-17 2020-10-17 Crossing type high-speed counterweight energy-saving shore bridge Pending CN114380209A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011113801.0A CN114380209A (en) 2020-10-17 2020-10-17 Crossing type high-speed counterweight energy-saving shore bridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011113801.0A CN114380209A (en) 2020-10-17 2020-10-17 Crossing type high-speed counterweight energy-saving shore bridge

Publications (1)

Publication Number Publication Date
CN114380209A true CN114380209A (en) 2022-04-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011113801.0A Pending CN114380209A (en) 2020-10-17 2020-10-17 Crossing type high-speed counterweight energy-saving shore bridge

Country Status (1)

Country Link
CN (1) CN114380209A (en)

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