CN116119512A - Cable crane lifting sling for lifting basket arch - Google Patents

Cable crane lifting sling for lifting basket arch Download PDF

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Publication number
CN116119512A
CN116119512A CN202310005639.8A CN202310005639A CN116119512A CN 116119512 A CN116119512 A CN 116119512A CN 202310005639 A CN202310005639 A CN 202310005639A CN 116119512 A CN116119512 A CN 116119512A
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CN
China
Prior art keywords
assembly
basket arch
frame
driving
main body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310005639.8A
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Chinese (zh)
Inventor
罗会田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China National Chemical Engineering Third Construction Co Ltd
Original Assignee
China National Chemical Engineering Third Construction Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China National Chemical Engineering Third Construction Co Ltd filed Critical China National Chemical Engineering Third Construction Co Ltd
Priority to CN202310005639.8A priority Critical patent/CN116119512A/en
Publication of CN116119512A publication Critical patent/CN116119512A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
    • B66C1/16—Slings with load-engaging platforms or frameworks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
    • B66C1/422—Gripping members engaging only the external or internal surfaces of the articles actuated by lifting force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention discloses a cable crane lifting sling for lifting a basket arch, which comprises a mounting beam, wherein a lifting lug is arranged at the end part of the upper surface of the mounting beam, and the cable crane lifting sling further comprises a moving block, a driving piece, a driving frame assembly, a steel rope main body, an outer support assembly and a limiting assembly; after the lifting appliance lifts the basket arch, the driving frame assembly drives the outer support assembly to push the steel cable main body to move outwards, so that the steel cable main body drives the basket arch to upwards pass through the limiting assembly to limit. According to the technical scheme, the driving frame assembly, the outer supporting assembly and the limiting assembly are arranged, after the basket arch is connected with the steel rope main body and lifted, the driving frame assembly drives the outer supporting assembly to outwards open the steel rope main body, the steel rope main body is tensioned on one hand, the shaking amplitude of the basket arch during transferring is reduced, the basket arch is enabled to move upwards by the outer supporting assembly on the other hand, the limiting assembly limits the basket arch, and shaking of the basket arch in the transferring process is further reduced.

Description

Cable crane lifting sling for lifting basket arch
Technical Field
The invention relates to the technical field of crane slings, in particular to a cable crane hoisting sling for hoisting a basket arch.
Background
With the construction of large-scale infrastructures of China, the projects of roads and railways are increased year by year, corresponding large-scale bridges are required to be constructed, the conventional hoisting machinery constructed on the mountain areas and large rivers at the remote sites cannot meet the hoisting requirement, and the hoisting capacity of the cable crane is also developed from small tonnage to hundreds of tons.
At present, a cable crane is usually used in bridge construction, the cable crane is connected with a basket arch through structures such as a steel cable, a hook body and the like in a lifting appliance, when the cable crane transfers the basket arch through the lifting appliance, the basket arch connected with the lifting appliance can shake relative to the lifting appliance due to the fact that the steel cable is softer, in the transferring process, external factors or improper operation of operators can cause the basket arch connected with the lifting appliance to shake, collision with surrounding machines or objects can occur easily when the shaking degree is too large, the lifted basket arch cannot be positioned quickly and accurately, and the working efficiency is reduced. For this purpose we propose a cable crane lifting sling for lifting basket arches.
Disclosure of Invention
The invention aims to provide a cable crane lifting sling for lifting a basket arch, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the cable crane lifting sling for lifting the basket arch comprises a mounting beam, wherein a lifting lug is arranged at the end part of the upper surface of the mounting beam, and the cable crane lifting sling further comprises a moving block, a driving piece, a driving frame assembly, a steel rope main body, an outer support assembly and a limiting assembly;
the movable blocks are provided with two groups, are respectively arranged at two ends of the upper surface of the mounting beam in a sliding manner and are positioned at the inner sides of the lifting lugs;
the driving piece is used for driving the two groups of moving blocks to move close to or away from each other along the length direction of the mounting beam;
the driving frame component is arranged on the moving block;
the steel cable main body is sleeved on the outer wall of the driving frame assembly and is provided with two movable ends for connecting the basket arches;
the outer support assembly and the limiting assembly are both arranged on the driving frame assembly;
after the lifting appliance lifts the basket arch, the driving frame assembly drives the outer support assembly to push the steel cable main body to move outwards, so that the steel cable main body drives the basket arch to upwards pass through the limiting assembly to limit.
The driving frame assembly comprises a U-shaped seat arranged on the moving block, a movable frame I sleeved on the outer side of the U-shaped seat in a sliding manner, a cable saddle arranged on the upper surface of the movable frame I, and a guide rod with one end connected with the upper surface of the U-shaped seat and the other end movably penetrating through the movable frame I; the guide rods are provided with a plurality of groups, the movable frame I moves towards the U-shaped seat along the guide rods under the gravity of the basket arch, and the outer wall of the guide rods is sleeved with a spring I for assisting the movable frame I to reset.
The outer support assembly comprises a support frame, a first transmission part arranged on the U-shaped seat and a guide wheel part arranged at one end of the support frame and used for being attached to the outer wall of the steel rope main body; the support frame is equipped with two sets of, is located U-shaped seat both sides wall respectively, the other end of support frame is connected with U-shaped seat lateral wall rotation through mount pad and pivot one, driving medium one drives pivot one and drives the support frame upset when the movable frame moves down.
The driving piece I comprises a driven gear I which is rotationally arranged above the side wall of the U-shaped seat through a shaft body, a rotating shaft II which is rotationally arranged on the side wall of the mounting seat, a chain wheel driving group which is used for enabling the shaft body to be in driving connection with the rotating shaft II and a gear set which is used for enabling the rotating shaft II to be in driving connection with the rotating shaft I; the side wall of the first movable frame is provided with a tooth section for driving the first driven gear to rotate.
The further improvement is that the limiting component comprises two groups of movable frames II which are respectively sleeved on the two side walls of the U-shaped seat in a sliding way, a contact plate for connecting the two groups of movable frames II and a spring II for connecting the movable frames II and the U-shaped seat; the two ends of the contact plate are provided with limiting frames through rotation of a rotating shaft III, the movable frame II is provided with a transmission part II, and the transmission part II is used for driving the rotating shaft III to drive the limiting frames to turn inwards when the contact plate moves upwards.
The further improvement is that the second transmission part comprises a second driven gear arranged on the outer wall of the third rotating shaft and a rack arranged at the bottom of the U-shaped seat and used for driving the second driven gear to rotate.
The further improvement is that the limiting frame is provided with an elastic block which is used for contacting with the basket arch.
Compared with the prior art, the invention has the beneficial effects that:
this technical scheme is through being provided with drive frame subassembly, external stay subassembly and spacing subassembly, connect the basket arch at the cable wire main part and lift it the back, drive frame subassembly orders about external stay subassembly outwards struts the cable wire main part, tension the cable wire main part on the one hand, reduce the swing amplitude of basket arch when transporting, on the other hand external stay subassembly makes the basket arch upwards move, when the basket arch upwards moves, spacing subassembly is spacing to the basket arch, further reduce the basket arch and take place the circumstances that rocks at the in-process of transporting, avoid the basket arch to appear bumping with surrounding machine or object, the subsequent quick accurate positioning of basket arch of convenient lifting improves work efficiency simultaneously.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 according to another embodiment of the present invention;
FIG. 3 is a schematic view of a driving rack assembly according to the present invention;
fig. 4 is a schematic structural diagram of a limiting component in the present invention.
In the figure: 1. mounting a beam; 2. lifting lugs; 3. a moving block; 4. a U-shaped seat; 5. a driving member; 6. a movable frame I; 7. a guide rod; 8. a first spring; 9. a cable saddle; 10. a wire rope main body; 11. a first rotating shaft; 12. a support frame; 13. a guide wheel member; 14. a driven gear I; 15. a sprocket drive set; 16. a second rotating shaft; 17. a gear set; 18. a second movable frame; 19. a contact plate; 20. a limiting frame; 21. a rack; 22. a second spring; 23. an elastic block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-2, a cable crane lifting sling for lifting a basket arch comprises a mounting beam 1, wherein a lifting lug 2 is arranged at the end part of the upper surface of the mounting beam 1, so that the lifting sling is convenient to connect with an external cable crane, and the external cable crane can conveniently control the lifting sling;
the device also comprises a moving block 3, a driving piece 5, a driving frame assembly, a steel rope main body 10, an outer support assembly and a limiting assembly;
the movable blocks 3 are provided with two groups, are respectively arranged at two ends of the upper surface of the mounting beam 1 in a sliding manner and are positioned at the inner side of the lifting lug 2; for example, a chute is formed on the upper surface of the mounting beam 1, the moving block 3 is arranged in the chute in a sliding manner, and the vertical sections of the moving block 3 and the chute can be preferably T-shaped;
the driving piece 5 is used for driving the two groups of moving blocks 3 to move close to or away from each other along the length direction of the mounting beam 1; the use position of the steel rope main body 10 can be conveniently adjusted, for example, the driving piece 5 is a bidirectional electric device or a motor, a bidirectional screw rod and other devices;
the driving frame assembly is arranged on the moving block 3 and is used for supporting the steel rope main body 10 and driving the outer support assembly;
the steel cable main body 10 is sleeved on the outer wall of the driving frame assembly, and the steel cable main body 10 is provided with two movable ends for connecting the basket arches; specifically, for example, a hook may be attached to the movable end of the cable main body 10, and the basket arch may be connected to the hook, although the method is not limited thereto;
the outer support assembly and the limiting assembly are both arranged on the driving frame assembly;
after the lifting appliance lifts the basket arch, the driving frame assembly drives the outer support assembly to push the steel cable main body 10 to move outwards, so that the steel cable main body 10 drives the basket arch to upwards pass through the limiting assembly to limit. Specifically, after the basket arch is lifted, the driving frame assembly downwards moves under the gravity of the basket arch, the driving frame assembly moves to drive the outer support assembly to push the steel cable main body 10 to move outwards, the steel cable main body 10 moves outwards to drive the basket arch to upwards move to be limited by the limiting assembly, and further the basket arch is not easy to shake greatly during lifting.
Preferably, the driving frame assembly of the embodiment comprises a U-shaped seat 4 arranged on the moving block 3, a movable frame I6 sleeved on the outer side of the U-shaped seat 4 in a sliding manner, a cable saddle 9 arranged on the upper surface of the movable frame I6, and a guide rod 7 with one end connected with the upper surface of the U-shaped seat 4 and the other end movably penetrating through the movable frame I6; the vertical section of the movable frame I6 is U-shaped; the saddle 9 belongs to the prior art for arranging the cable body 10, not described in detail here; the guide rod 7 is used for ensuring the stability of the movement of the movable frame I6 relative to the U-shaped seat 4;
the guide rod 7 is provided with a plurality of groups, the movable frame I6 moves towards the U-shaped seat 4 along the guide rod 7 under the gravity of the basket arch, the outer wall of the guide rod 7 is sleeved with a spring I8 for assisting the movable frame I6 to reset, and one end of the spring I8 is connected with the U-shaped seat 4, and the other end of the spring I is connected with the movable frame I6; after the basket arch is lifted, the cable saddle 9 and the movable frame 6 move towards the U-shaped seat 4 under the influence of gravity.
Preferably, the outer support assembly of the present embodiment includes a support frame 12, a first transmission member disposed on the U-shaped seat 4, and a guide wheel member 13 disposed at one end of the support frame 12 and adapted to be attached to the outer wall of the steel cable main body 10; for example, the guide wheel member 13 includes a seat body, a wheel body, etc. for sliding fit with the outer wall of the cable body 10;
the support frame 12 is provided with two groups which are respectively positioned on the two side walls of the U-shaped seat 4, the other end of the support frame 12 is rotationally connected with the side wall of the U-shaped seat 4 through the mounting seat and the first rotating shaft 11, and the first transmission part drives the first rotating shaft 11 to drive the support frame 12 to turn over when the first movable frame 6 moves downwards;
specifically, the first transmission part comprises a driven gear 14 which is rotationally arranged above the side wall of the U-shaped seat 4 through a shaft body, a second rotating shaft 16 which is rotationally arranged on the side wall of the installation seat, a chain wheel transmission group 15 which is used for enabling the shaft body to be in transmission connection with the second rotating shaft 16, and a gear set 17 which is used for enabling the second rotating shaft 16 to be in transmission connection with the first rotating shaft 11; the side wall of the movable frame I6 is provided with a tooth section for driving the driven gear I14 to rotate; wherein the chain wheel transmission group 15 comprises a chain wheel, a chain and the like, and the gear group comprises two groups of gears meshed with each other; the gear set is used for changing the rotation direction of the first rotating shaft 11, so that the supporting frame 12 turns to the side far away from the mounting beam 1. The first movable frame 6 drives the first driven gear 14 downwards through the tooth segment, the first driven gear 14 drives the second rotary shaft 16 through the sprocket drive group 15, the second rotary shaft 16 drives the first rotary shaft 11 through the gear set 17, the first rotary shaft 11 drives the support frame 12 to overturn, the support frame 12 overturns and outwards opens two sections of the steel rope main body 10 through the guide wheel piece 13 to tighten the steel rope main body, and the shaking condition of the basket arch in the transferring process is reduced.
As an preference, the limiting component of the embodiment comprises two groups of second movable frames 18 respectively sleeved on two side walls of the U-shaped seat 4 in a sliding manner, a contact plate 19 connected with the two groups of second movable frames 18, and a second spring 22 connected with the second movable frames 18 and the U-shaped seat 4; the second movable frame 18 is U-shaped and can move up and down relative to the U-shaped seat 4, the contact plate 19 is used for contacting with the basket arch, and the second spring 22 is used for driving the second movable frame 18 which moves upwards and the contact plate 19 to reset downwards;
both ends of the contact plate 19 are provided with a limiting frame 20 through three rotations of a rotating shaft, and the limiting frame 20 is provided with a movable opening, so that the downward extension of the steel rope main body 10 is not influenced; a second transmission part is arranged on the second movable frame 18 and is used for driving the third rotating shaft to drive the limiting frame 20 to turn inwards when the contact plate 19 moves upwards; specifically, the second transmission part comprises a second driven gear arranged on the outer wall of the third rotating shaft and a rack 21 arranged at the bottom of the U-shaped seat 4 and used for driving the second driven gear to rotate. The outer support assembly works to enable the steel rope main body 10 to drive an object to be hoisted to be in contact with the contact plate 19 and drive the contact plate 19 and the movable frame II 18 to be upwards, and the contact plate 19 is upwards matched with the driven gear II and the rack 21 to enable the limiting frame 20 to be overturned to be in contact with the basket arch, so that a certain clamping force is provided for the basket arch, and the basket arch is not easy to shake;
preferably, the limiting frame 20 of the present embodiment is provided with an elastic block 23 for contacting with the basket arch, for example, the elastic block 23 is made of rubber material, so as to avoid damage to the basket arch and improve the limiting quality of the basket arch.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a cable crane hoist and mount hoist for hoisting basket encircles, includes installation roof beam (1), the upper surface tip of installation roof beam (1) is equipped with lug (2), its characterized in that: the device also comprises a moving block (3), a driving piece (5), a driving frame assembly, a steel rope main body (10), an outer support assembly and a limiting assembly;
the movable blocks (3) are provided with two groups, are respectively arranged at two ends of the upper surface of the mounting beam (1) in a sliding manner and are positioned at the inner sides of the lifting lugs (2);
the driving piece (5) is used for driving the two groups of moving blocks (3) to move close to or away from each other along the length direction of the mounting beam (1);
the driving frame component is arranged on the moving block (3);
the steel cable main body (10) is sleeved on the outer wall of the driving frame assembly, and the steel cable main body (10) is provided with two movable ends for connecting the basket arch;
the outer support assembly and the limiting assembly are both arranged on the driving frame assembly;
after the lifting appliance lifts the basket arch, the driving frame assembly drives the outer support assembly to push the steel cable main body (10) to move outwards, so that the steel cable main body (10) drives the basket arch to upwards pass through the limiting assembly to limit.
2. A cable hoist for hoisting a basket arch according to claim 1, characterized in that: the driving frame assembly comprises a U-shaped seat (4) arranged on the moving block (3), a movable frame I (6) sleeved on the outer side of the U-shaped seat (4) in a sliding mode, a cable saddle (9) arranged on the upper surface of the movable frame I (6), and a guide rod (7) with one end connected with the upper surface of the U-shaped seat (4) and the other end penetrating through the movable frame I (6) in a movable mode; the guide rods (7) are provided with a plurality of groups, the movable frame I (6) moves towards the U-shaped seat (4) along the guide rods (7) under the gravity of the basket arch, and the outer wall of the guide rods (7) is sleeved with a spring I (8) for assisting the movable frame I (6) to reset.
3. A cable hoist lifting appliance for lifting a basket arch as claimed in claim 2, wherein: the outer support assembly comprises a support frame (12), a first transmission part arranged on the U-shaped seat (4) and a guide wheel part (13) arranged at one end of the support frame (12) and used for being attached to the outer wall of the steel rope main body (10); the support frame (12) is provided with two groups, and is respectively positioned on two side walls of the U-shaped seat (4), the other end of the support frame (12) is rotationally connected with the side walls of the U-shaped seat (4) through the mounting seat and the first rotating shaft (11), and the first transmission part drives the first rotating shaft (11) to drive the support frame (12) to overturn when the first movable frame (6) moves downwards.
4. A cable hoist for hoisting a basket arch according to claim 3, characterized in that: the first transmission part comprises a driven gear I (14) which is rotationally arranged above the side wall of the U-shaped seat (4) through a shaft body, a second rotating shaft (16) which is rotationally arranged on the side wall of the installation seat, a chain wheel transmission group (15) which is used for enabling the shaft body to be in transmission connection with the second rotating shaft (16) and a gear set (17) which is used for enabling the second rotating shaft (16) to be in transmission connection with the first rotating shaft (11); the side wall of the movable frame I (6) is provided with a tooth section for driving the driven gear I (14) to rotate.
5. A cable hoist for hoisting a basket arch according to claim 3, characterized in that: the limiting component comprises two groups of movable frames II (18) which are respectively sleeved on the two side walls of the U-shaped seat (4) in a sliding mode, a contact plate (19) which is connected with the two groups of movable frames II (18) and a spring II (22) which is connected with the movable frames II (18) and the U-shaped seat (4); the two ends of the contact plate (19) are respectively provided with a limiting frame (20) through the rotation of a rotating shaft III, the movable frame II (18) is provided with a transmission part II, and the transmission II is used for driving the rotating shaft III to drive the limiting frames (20) to turn inwards when the contact plate (19) moves upwards.
6. A cable hoist for hoisting a basket arch as claimed in claim 5, wherein: the second transmission part comprises a second driven gear arranged on the outer wall of the third rotating shaft and a rack (21) arranged at the bottom of the U-shaped seat (4) and used for driving the second driven gear to rotate.
7. A cable hoist for hoisting a basket arch as claimed in claim 5, wherein: the limiting frame (20) is provided with an elastic block (23) for contacting with the basket arch.
CN202310005639.8A 2023-01-04 2023-01-04 Cable crane lifting sling for lifting basket arch Pending CN116119512A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310005639.8A CN116119512A (en) 2023-01-04 2023-01-04 Cable crane lifting sling for lifting basket arch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310005639.8A CN116119512A (en) 2023-01-04 2023-01-04 Cable crane lifting sling for lifting basket arch

Publications (1)

Publication Number Publication Date
CN116119512A true CN116119512A (en) 2023-05-16

Family

ID=86300362

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310005639.8A Pending CN116119512A (en) 2023-01-04 2023-01-04 Cable crane lifting sling for lifting basket arch

Country Status (1)

Country Link
CN (1) CN116119512A (en)

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