CN112758226A - Multifunctional operation and maintenance operation vehicle for extra-high voltage direct current phase modulator station - Google Patents

Multifunctional operation and maintenance operation vehicle for extra-high voltage direct current phase modulator station Download PDF

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Publication number
CN112758226A
CN112758226A CN202110217379.1A CN202110217379A CN112758226A CN 112758226 A CN112758226 A CN 112758226A CN 202110217379 A CN202110217379 A CN 202110217379A CN 112758226 A CN112758226 A CN 112758226A
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CN
China
Prior art keywords
trolley
flat car
station
extra
high voltage
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
CN202110217379.1A
Other languages
Chinese (zh)
Inventor
付文林
李璐
兰琦
巩持恒
王校丹
张利
彭琪
郭玲玲
王东栋
刘琛浩
王文涛
姚雪
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.)
State Grid Corp of China SGCC
Maintenance Co of State Grid Henan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Maintenance Co of State Grid Henan Electric Power 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 State Grid Corp of China SGCC, Maintenance Co of State Grid Henan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN202110217379.1A priority Critical patent/CN112758226A/en
Publication of CN112758226A publication Critical patent/CN112758226A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K7/00—Freight- or passenger-carrying cycles
    • B62K7/02—Frames
    • B62K7/04—Frames having a carrying platform
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B1/00—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor
    • B62B1/10—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor in which the load is intended to be transferred totally to the wheels
    • B62B1/14—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor in which the load is intended to be transferred totally to the wheels involving means for grappling or securing in place objects to be carried; Loading or unloading equipment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B5/00—Accessories or details specially adapted for hand carts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
    • B62J25/00—Foot-rests; Knee grips; Passenger hand-grips
    • B62J25/04—Floor-type foot rests
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K23/00—Rider-operated controls specially adapted for cycles, i.e. means for initiating control operations, e.g. levers, grips
    • B62K23/02—Rider-operated controls specially adapted for cycles, i.e. means for initiating control operations, e.g. levers, grips hand actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K5/00—Cycles with handlebars, equipped with three or more main road wheels
    • B62K5/003—Cycles with four or more wheels, specially adapted for disabled riders, e.g. personal mobility type vehicles with four wheels
    • B62K5/007—Cycles with four or more wheels, specially adapted for disabled riders, e.g. personal mobility type vehicles with four wheels power-driven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
    • B62L3/00—Brake-actuating mechanisms; Arrangements thereof
    • B62L3/02—Brake-actuating mechanisms; Arrangements thereof for control by a hand lever
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2202/00—Indexing codes relating to type or characteristics of transported articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2202/00—Indexing codes relating to type or characteristics of transported articles
    • B62B2202/02—Cylindrically-shaped articles, e.g. drums, barrels, flasks
    • B62B2202/022—Gas bottles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2203/00—Grasping, holding, supporting the objects
    • B62B2203/60—Positioning, means on a cart for loads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K2204/00—Adaptations for driving cycles by electric motor

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Handcart (AREA)

Abstract

The invention provides a multifunctional operation and maintenance operation vehicle for an extra-high voltage direct current phase modulator station, and belongs to the technical field of electric operation and maintenance. Comprises a flat car and a trolley; wheels are arranged at the lower part of the head of the trolley, a support rod is arranged at the lower part of the tail of the trolley, an arc-shaped supporting plate is arranged at the top of the trolley, a gas cylinder baffle is vertically and fixedly arranged at the tail end of the trolley, and the central axis of the arc-shaped supporting plate is vertical to the gas cylinder baffle; the flat car is an electric four-wheel car, a wheel nest for placing wheels of the trolley and a supporting groove for placing a supporting rod of the trolley are arranged on a platform of the flat car, and the wheel nest and the supporting groove are both sunken downwards; the rear of a vehicle of the flat car is provided with a control handle for controlling and a pedal for an operator to stand, and the head of the vehicle is provided with a tail plate for the trolley to go up and down. The invention can solve the transportation problem of the auxiliary service equipment facilities of the phase modulation station, effectively reduce the transportation difficulty and improve the working efficiency.

Description

Multifunctional operation and maintenance operation vehicle for extra-high voltage direct current phase modulator station
Technical Field
The invention belongs to the technical field of electric power operation and maintenance, and particularly relates to a multifunctional operation and maintenance operation vehicle for an extra-high voltage direct current phase modulator station.
Background
In a power grid construction sequence in China, an extra-high voltage direct current power grid has the characteristics of long transmission distance, large transmission capacity and low loss, and is an important carrier for realizing trans-regional transmission of clean energy, but meanwhile, in an extra-high voltage alternating current and direct current hybrid power grid with remote direct current transmission and alternating current transmission combined, the problems of weak power grid at a transmission end of the direct current transmission and insufficient reactive power of a receiving end of the direct current transmission exist, and the safe and stable operation of the power grid is influenced. The phase modulator is mainly used for preventing multiple direct currents from failing in phase conversion at the same time, preventing voltage breakdown accidents of a receiving-end power grid, reducing power grid instability and disconnection risks, providing static reactive power support for the system, guaranteeing stability of the power system and improving power supply quality.
The operation and maintenance of the phase modulator has the characteristics of multiple operations, wide range and high strength, and at present, no special operation and maintenance vehicle exists in the phase modulator station in China, the transportation distance of spare parts and tools is long, the transportation difficulty is high, the maintenance and maintenance working time is prolonged, and the efficiency is low.
Through retrieval, only relevant vehicles of other industries are found, and no prior art of operation and maintenance vehicles or transport vehicles for phase modulation stations is found. Patent document CN206317927U proposes a standing frame type electric flat car, which includes a bottom plate and wheels located below the bottom plate, including a rear wheel located behind and a steering wheel located in front, the rear wheel is driven by a motor, the motor is installed below the bottom plate, the steering wheel is connected with a vertical control handle fixed on the bottom plate through a steering shaft passing through the bottom plate, the control handle is provided with a switch, a brake and an acceleration knob, the switch, the brake and the acceleration knob are electrically connected with the motor, the bottom plate is provided with a weighting block, and a foot pedal extending out is arranged in front of the bottom plate.
For another example, patent document CN210653163U proposes a multifunctional electric power-assisted flat car, which includes a base plate, a supporting plate, a wheel carrier, a driving motor, a driving wheel, and an electro-hydraulic push rod; a wheel carrier is fixed on the right side of the bottom end of the base plate, a driving motor is mounted on the side wall of the wheel carrier, a motor shaft of the driving motor penetrates through the wheel carrier, a driving wheel is fixedly sleeved on the motor shaft of the driving motor, a steering wheel is fixedly mounted on the left side of the bottom end of the base plate, a supporting plate is fixed on the right end of the base plate, a storage battery is mounted on the right side of the top end of the base plate, and a shell cover wraps the outside of the storage; the top on backup pad right side is connected with the handle, and the dorsal part of handle installs the electric switch and changes the switch, and the inside bottom mounting of backup pad has electric liquid push rod, and electric liquid push rod's push rod runs through in the bottom of backup pad, and electric liquid push rod's push rod end is fixed with the steadying plate, and the bottom parcel of steadying plate has the rubber pad.
However, the vehicle proposed in the above patent cannot effectively fix the transported articles, and the transported articles such as the motor, the valve, the gas cylinder, etc. are easily damaged by vibration or collision during transportation.
Disclosure of Invention
The invention aims to solve the technical problem of providing a multifunctional operation and maintenance vehicle for an extra-high voltage direct current phase modulator station aiming at the defects of the prior art.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a multifunctional operation and maintenance operation vehicle for an extra-high voltage direct current phase modulator station comprises a flat car and a trolley; wheels are arranged at the lower part of the head of the trolley, a support rod is arranged at the lower part of the tail of the trolley, an arc-shaped supporting plate is arranged at the top of the trolley, a gas cylinder baffle is vertically and fixedly arranged at the tail end of the trolley, and the central axis of the arc-shaped supporting plate is vertical to the gas cylinder baffle;
the flat car is an electric four-wheel car, a wheel nest for placing wheels of the trolley and a supporting groove for placing a supporting rod of the trolley are arranged on a platform of the flat car, and the wheel nest and the supporting groove are both sunken downwards; the rear of a vehicle of the flat car is provided with a control handle for controlling and a pedal for an operator to stand, and the head of the vehicle is provided with a tail plate for the trolley to go up and down.
Furthermore, a clamping mechanism is further arranged on the flat car and comprises a guide rail, a sliding block, a clamping plate, a screw rod and a handle, and the guide rail is horizontally arranged below the platform of the flat car; the sliding blocks are arranged in pairs, are respectively positioned at the left side and the right side of the flat car and are clamped on the guide rails; the clamping plate is vertically arranged and fixedly connected with the sliding block, the top end of the clamping plate extends above the platform of the flat car, and the part close to the top end is inclined inwards; the screw rod is a threaded rod, two ends of the screw rod adopt opposite thread structures, and the two ends of the screw rod are respectively in threaded connection with one of the slide blocks; the handle is fixedly connected with one end of the screw rod; the platform of the flat car is hollowed out to form a clamping groove for the clamping plate to horizontally move.
Further, the clamping plate is connected with the sliding block in a rotating mode, and a clamping groove for the clamping plate to rotate and horizontally move is formed in the platform of the flat car in a hollowed-out mode.
Furthermore, the lower part of the flat car is also provided with a locking mechanism, the locking mechanism comprises a lock tongue, a lock tongue bin, a spring, a pull rod and a fixed block, the lock tongue bin is vertically and fixedly connected with the support groove, and a through hole for inserting the lock tongue is hollowed in the joint; the spring bolt and the spring are both arranged inside the spring bolt bin, and the spring is used for ejecting the spring bolt; one end of the pull rod penetrates through the spring and then is fixedly connected with the lock tongue, and the other end of the pull rod penetrates through the side vehicle body of the flat car and then is rotatably connected with the fixed block; a groove matched with the specification of the fixed block is formed in the joint of the outer side of the flat car and the pull rod; the fixed block is arranged in the groove, and a pull ring is arranged on the outer side of the fixed block; the lower part of the support rod of the trolley is provided with a slotted hole for the bolt to insert into.
Further, the flatbed car rear of a vehicle still is provided with the seat, the seat pass through the connecting rod with the flatbed rotates to be connected, be provided with the back on the seat.
Further, the pedal adopts a folding structure.
Furthermore, the tail plate adopts a folding structure.
Furthermore, a binding belt for binding the gas cylinder is arranged on the trolley.
The phase modifier station is internally provided with a lubricating oil system, an internal cooling water system, a circulating water system, a demineralized water system and other guarantee systems which are directly related to the operation safety of the phase modifier. The guaranteeing systems mostly comprise components such as pipelines, valves, circulating pumps and the like, and if the components cannot be timely processed when faults occur, the phase modulator can be tripped, and further the operation safety of a power grid is affected.
When parts such as a motor, a valve or a circulating pump have faults, the parts are difficult to maintain in a short time, and therefore the parts with the faults need to be replaced in time. The parts are large in size and weight and difficult to transport on site, and at present, conventional vehicles are mostly adopted for transporting on site, but the parts are difficult to effectively fix on the vehicles, and the parts are easy to damage due to vibration or collision in the transportation process.
At present, nitrogen gas cylinders are arranged in an inner cooling water system and an oil chromatographic system in a phase modulator station, and the nitrogen gas cylinders need to be checked and replaced at regular intervals; at present, conventional vehicles or trolley modes are mostly adopted for transporting the gas cylinders, the gas cylinders are difficult to fix when the conventional vehicles are adopted, collision occurs after the gas cylinders are easy to roll, and the trolley mode is adopted for long-distance transportation, so that time and labor are wasted.
Based on the above situation, the inventor decides to research a simple operation vehicle for operation and maintenance of equipment in a phase modifier station, and decides to adopt a flat car structure convenient for loading and unloading according to the on-site operation and maintenance requirements. Most of the prior art flat cars are electric four-wheel cars or three-wheel cars, such as patent document CN111907575A, patent document CN206317927U, patent document CN210653163U, etc., but these cars cannot effectively or quickly fix the objects to be transported, and especially for gas cylinder transportation, these cars cannot fix the gas cylinders.
For electric gas cylinder transport vehicles, many vehicles are dedicated to transport gas cylinders in the prior art, and transport of other articles such as motors and valves cannot be achieved, for example, patent documents CN112249191A and CN 112172901A.
In this case, the inventor considers that a clamping mechanism is added on the flat car for realizing the clamping and fixing of the transported objects; the trolley for carrying the gas cylinder is directly transported on the flat car, and the trolley is fixed by the locking device to prevent the trolley from sliding.
The invention has the following beneficial effects:
the trolley for transporting the gas cylinder and the flat car for transporting the motor, the valve and the trolley are arranged, so that the gas cylinder, the motor, the valve and other heavy objects can be transported; the trolley can be firmly fixed on the flat car through the wheel nest, the supporting groove and the locking device, and the trolley or the gas cylinder is prevented from falling off after slipping off in the transportation process; according to the invention, the transported objects can be firmly fixed on the flat car through the clamping device, the transported objects can be prevented from falling off in the transportation process, and the transported objects can be prevented from being damaged due to vibration or collision with the flat car; the locking device provided by the invention can automatically realize the locking of the trolley.
The flat car provided by the invention has the advantages that the tires are pneumatic tires, and the front axle is provided with the damping spring, so that the vibration in the transportation process can be effectively reduced, and the transportation articles are prevented from falling off or being damaged due to vibration.
When not in use, the clamping plate of the clamping device can be retracted below the platform of the flat car, so that no bulge is arranged on the platform, and more articles can be placed on the platform; the pedal, the tail plate, the handle and the seat are all designed to be folded or contracted, and can be folded and folded when not in use; the invention is provided with the seat and the pedal at the same time, so that a worker can stand on the pedal to operate the flat car and also can sit on the seat to operate the flat car.
The invention can solve the transportation problem of the auxiliary service equipment facilities of the phase modulation station, can effectively reduce the transportation difficulty, improve the working efficiency and promote the operation and inspection integration of the phase modulation machine and the development of the intelligent operation and inspection technology of the phase modulation machine.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1: one of the structural schematic diagrams of the invention;
FIG. 2: the second structure of the present invention;
FIG. 3: the structure of the trolley is schematically shown in the embodiment 1 of the invention;
FIG. 4: the structure of the flat car in the embodiment 1 of the invention is shown as one of the schematic diagrams;
FIG. 5: the second structural schematic diagram of the flat car in embodiment 1 of the invention;
FIG. 6: the invention embodiment 1 overlook the structure schematic diagram of the clamping mechanism;
FIG. 7: embodiment 1 of the invention a schematic view of a bottom structure of a clamping mechanism;
FIG. 8: the enlargement of the screw rod of the embodiment 1 of the invention;
FIG. 9: the invention embodiment 1 is a bottom view structure schematic diagram of a platform truck chassis;
FIG. 10: embodiment 2 of the invention one of the cross-sectional schematic views of the locking mechanism;
FIG. 11: the second cross-sectional view of the locking mechanism of embodiment 2 of the present invention;
FIG. 12: embodiment 2 of the invention the structure schematic diagram of the fixed block;
FIG. 13: embodiment 3 of the invention is a schematic view of a bottom view structure of a clamping mechanism;
FIG. 14: embodiment 3 of the invention is a schematic structural diagram of a top view of a clamping mechanism;
FIG. 15: embodiment 4 of the invention one of the structure schematic diagrams of the seat;
FIG. 16: the second schematic structural view of the chair of embodiment 4 of the invention;
FIG. 17: embodiment 5 of the invention is a structural schematic diagram of a trolley.
Wherein: 1-flat car, 11-control handle, 111-left handle, 112-right handle, 113-handbrake, 12-pedal, 13-tail plate, 14-platform, 141-support groove, 142-wheel nest, 143-card groove, 144-groove, 145-anti-drop groove, 15-clamping mechanism, 151-guide rail, 152-slider, 153-clamping plate, 154-screw rod, 155-handle, 16-rear axle, 161-motor, 162-brake link, 163-control box, 17-front axle, 171-steering link, 172-damping spring, 18-locking mechanism, 181-lock tongue, 182-lock tongue bin, 183-pull rod, 184-fixed block, 185-spring, 186-anti-drop projection, 187-pull ring, 19-seat, 191-backrest, 2-trolley, 21-wheel, 22-support rod, 23-arc supporting plate, 24-gas cylinder baffle and 25-binding belt.
Detailed Description
For a better understanding of the invention, the following description is given in conjunction with the examples and the accompanying drawings, but the invention is not limited to the examples. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details.
Example 1:
referring to fig. 1-9, the multifunctional operation and maintenance work vehicle for the extra-high voltage direct current phase modulation station provided by the embodiment includes a flat car 1 and a trolley 2.
The cart 2 is used for carrying gas cylinders, as shown in fig. 3, and the direction indicated by the arrow in fig. 3 is the forward direction (the vehicle front direction) of the cart 2. The lower part of the head of the handcart 2 is provided with two wheels 21, and the lower part of the tail of the handcart is provided with two support rods 22; in order to prevent the gas cylinder from rolling in the carrying engineering, the top of the trolley 2 is provided with an arc-shaped supporting plate 23, one end of the tail of the trolley 2 is vertically and fixedly provided with a gas cylinder baffle plate 24, and the central axis of the arc-shaped supporting plate 23 is perpendicular to the gas cylinder baffle plate 24. When the handcart 2 is placed on a horizontal plane, the tail of the handcart is higher than the head of the handcart, and the gas cylinder can be prevented from slipping under the action of the arc-shaped supporting plate 23. The wheel 21 is a shock-absorbing rubber wheel.
The flat car 1 is an electric four-wheeled vehicle for transporting the cart 2 and other objects such as a motor and a valve, and the direction indicated by an arrow in fig. 1 and 2 is the forward direction (the direction of the head) of the flat car 1. As shown in fig. 4, the tail of the flat car 1 is provided with a control handle 11, and the control handle 11 is used for operating the flat car 1; the control handle 11 comprises a left handle 111 and a right handle 112, wherein the left handle 111 is used for controlling braking, and the right handle 112 is used for controlling vehicle speed; the tail of the flat car 1 is also provided with a parking hand brake 113. A pedal 12 is arranged at the lower part of the tail of the flat car 1, and when a worker operates the flat car 1, the worker can stand on the pedal 12 to operate; the step 12 is of a foldable construction and can be folded up when not in use (see fig. 9).
As shown in fig. 5, a tail board 13 is arranged at one end of the head of the flat car 1, and the tail board 13 is used for providing a ramp for the trolley 2 to get on or off the flat car 1; the tail board 13 adopts a foldable structure, and can be folded and retracted when not in use (as shown in figure 1); to prevent the trolley 2 from slipping laterally on the tailgate 13, the sides of the tailgate 13 are provided with raised stops.
In order to prevent the trolley 2 from sliding on the flat car 1 during transportation, a support groove 141 recessed downwards and a wheel socket 142 recessed downwards are formed on the platform 14 of the flat car 1, the specification of the support groove 141 is matched with that of the support rod 22 of the trolley 2, and the specification of the wheel socket 142 is matched with that of the wheel 21 of the trolley 2. In use, the wheels 21 of the trolley 2 can be pushed into the wheel sockets 142, and the handles of the trolley 2 can be lowered to insert the support rods 22 into the support grooves 141.
The platform 14 of the flat car 1 is further provided with a clamping mechanism 15 for fixing the objects, as shown in fig. 6 and 7, the clamping mechanism 15 includes a guide rail 151, a slide block 152, a clamping plate 153, a screw 154 and a handle 155. The guide rails 151 are horizontally arranged below the platform 14, two cylindrical guide rails 151 are arranged in parallel in the embodiment, and certainly, in specific implementation, guide rails of other specifications or numbers can be selected according to actual conditions; the sliding blocks 152 are clamped on the guide rail 151 and can horizontally move along the guide rail 151, and the two sliding blocks 152 of the embodiment are arranged in pairs, are respectively positioned on two sides below the platform 14, and are integrally in a cuboid structure; the clamping plates 153 are vertically arranged and fixedly connected with the sliding blocks 152, the top ends of the clamping plates 153 extend out of the upper side of the platform 14, the parts, close to the top ends, of the clamping plates 153 incline inwards, and the clamping plates 153 are arranged at two ends of each sliding block 152; the screw rod 154 is arranged in parallel with the guide rail 151, as shown in fig. 8, two ends of the screw rod 154 adopt opposite thread structures, and two sections with opposite threads are respectively in threaded connection with one of the sliding blocks 152, so that when the screw rod 154 rotates, the two sliding blocks 152 can be driven to synchronously move inwards or outwards; one end of the screw rod 154 is fixedly connected with a handle 155, and when the handle 155 is shaken, the screw rod 154 can be rotated. The handle 155 is of a folding structure and can be folded for storage when not in use. A rectangular clamping groove 143 for the clamping plate 153 to move horizontally is hollowed out on the platform 14. The screw 154 of the embodiment is a trapezoidal screw (the thread is trapezoidal), which can ensure that the clamping plate 153 is firmly clamped; if the screw 154 is rotated more easily, the screw 154 may be of a ball screw structure.
When transporting the motor or the valve, the clamping plate 153 can clamp the mounting base of the motor or the valve, and the inward inclined plane on the clamping plate 153 can apply downward force to the motor base or the valve base to ensure that the clamping plate 153 is tightly attached to the flat car 1 to prevent vibration or collision in the transportation process.
As shown in fig. 9, the chassis of the flat car 1 has a four-wheel structure, the front wheels are steered and the rear wheels are driven, the two front wheels are connected by a front axle 17, the two rear wheels are connected by a rear axle 16, and the front wheels and the rear wheels are both pneumatic tires. The front axle 17 has a steering function, a steering connecting rod 171 on the front axle 17 is in transmission connection with the control handle 11 through a gear, a connecting rod, a universal joint, a right-angle transmission device and other components, and when the control handle 11 rotates, the steering connecting rod 171 can be driven to move left and right, so that the front wheels are driven to steer; a damper spring 172 is further provided between front axle 17 and platform 14, and can reduce the vibration of flat car 1 during traveling. A motor 161 is arranged on the rear axle 16, and when the motor 161 works, the motor can drive the rear wheels to rotate, so that the flat car 1 is driven to move forwards or backwards; a brake connecting rod 162 is arranged at the upper part of the rear axle 16 in parallel, the brake connecting rod 162 is connected with a brake on a rear wheel through a brake cable, and when the brake connecting rod 162 rotates, the flat car 1 can be braked through the brake cable; the brake link 162 is further connected with the left handle 111 and the hand brake 113 through a brake cable, and the left handle 111 and the hand brake 113 can control the rotation of the brake link 162 through the brake cable, so as to realize braking. The control box 163 of the flat car 1 is disposed under the platform 14, and is electrically connected to the right handle 112, the motor 161, and a battery (not shown) which is also disposed under the platform 14.
The top of the control handle 11 is also provided with a display screen which is electrically connected with the control box 163 and used for displaying information such as vehicle speed and battery power.
The operation steps of the invention when transporting the gas cylinder are as follows:
1. unfolding the tail plate 13 and pushing down the trolley 2;
2. vertically erecting the trolley 2 in front of the gas cylinder, moving the gas cylinder to be placed on a gas cylinder baffle 24 of the trolley 2, and putting down a handle of the trolley 2;
3. pushing the cart 2 onto the flat bed cart 1, pushing the wheels 21 of the cart 2 into the wheel sockets 142, and inserting the support rods 22 of the cart 2 into the support grooves 141;
4. and (4) retracting the tail plate 13 and starting the flat car 1 for transportation.
The operation steps of the invention when transporting the motor, the valve or other large articles are as follows:
1. rotating the handle 155 to bring the left and right clamping plates 153 to the maximum distance;
2. the article to be transported is suspended between the left and right clamping plates 153;
3. the handle 155 is rotated, and the left clamping plate 153 and the right clamping plate 153 simultaneously move towards the middle to clamp the articles to be transported;
4. the flat car 1 is started for transportation.
Example 2:
referring to fig. 10 to 12, compared with embodiment 1, the multifunctional operation and maintenance vehicle for the extra-high voltage dc phase modulator station provided in this embodiment is improved as follows: the flat car 1 is further provided with a locking mechanism 18, and the locking mechanism 18 can automatically lock the support rod 22 of the trolley 2 in the support groove 141.
As shown in fig. 10, the locking mechanism 18 includes a latch tongue 181, a latch tongue chamber 182, a pull rod 183, a spring 185, a fixed block 184, and a pull ring 187. The bolt bin 182 is horizontally arranged and vertically and fixedly connected with the support groove 141, the bolt 181 is arranged in the bolt bin 182, the specification of the bolt bin 182 is matched with that of the bolt 181, and the bolt 181 can horizontally move but cannot rotate in the bolt bin 182; the spring 185 is arranged in the bolt bin 182, the bolt 181 can be inserted into the support groove 141 under the action of the spring 185, and correspondingly, a through hole for inserting the bolt 181 is hollowed out at the joint of the support groove 141 and the bolt bin 182; one end of the pull rod 183 penetrates through the spring 185 and then is fixedly connected with one end of the bolt 181 far away from the support groove 141, and the other end of the pull rod 183 penetrates through the side car body of the flat car 1 and then is rotatably connected with the center of the fixed block 184; the fixed block 184 is of a cuboid structure and is positioned on the outer side of the body of the flat car 1, a groove 144 for the fixed block 184 to be clamped in is formed at the joint of the outer side of the body of the flat car 1 and the pull rod 183, and the specification of the groove 144 is matched with that of the fixed block 184; a pull ring 187 is movably connected to the outer side of the fixing block 184, and a worker can pull the fixing block 184 out of the groove 144 through the pull ring 187.
The spring bolt 181 is close to being provided with the inclined plane of the one end of supporting the groove 141, and the inclined plane is up, when the bracing piece 22 falls into supporting the groove 141, can oppress this inclined plane automatically and make the spring bolt 181 retract into spring bolt storehouse 182, when the bracing piece 22 falls into supporting the bottom of groove 141, the spring bolt 181 can insert the slotted hole that the bracing piece 22 corresponds the position fretwork and sets up under the spring 185 effect to locking bracing piece 22 prevents it from deviating from, thereby realize handcart 2's fixed.
As shown in fig. 11, when the supporting rod 22 needs to be lifted, the fixing block 184 can be pulled out from the groove 144 by the pull ring 187, at this time, the latch tongue 181 will be retracted, and the supporting rod 22 is in a liftable and unlocked state; after the fixed block 184 is pulled out, it can be rotated and put outside the groove 144, and at this time, the latch tongue 181 is fixed in a contracted state.
As shown in fig. 12, in order to prevent the locking tongue 181 in the fixed and contracted state from being ejected due to the fixed block 184 sliding into the groove 144, an anti-slip protrusion 186 is disposed on one side of the fixed block 184 close to the locking tongue 181, an anti-slip groove 145 is disposed on the outer side of the body of the flat car 1, and the anti-slip groove 145 is disposed outside the groove 144 and has a specification matching the anti-slip protrusion 186. If the locking tongue 181 needs to be fixedly arranged in the contracted state, the anti-falling protrusion 186 of the fixing block 184 can be clamped into the anti-falling groove 145.
Example 3:
referring to fig. 13 to 14, compared with embodiment 2, the multifunctional operation and maintenance vehicle for the extra-high voltage dc phase modulator station provided in this embodiment is improved as follows: the clamping plate 153 is rotatably connected with the sliding block 152, and a clamping groove 143 for the rotation and horizontal movement of the clamping plate 153 is arranged on the platform 14 in a hollow manner.
The clamp plate 153 of this embodiment is rotatably received in the lower portion of the platform 14 when not in use, so that no projection is provided on the platform 14, and more articles can be placed.
Example 4:
referring to fig. 15 to fig. 16, compared with embodiment 3, the multifunctional operation and maintenance vehicle for an extra-high voltage dc phase modulator station provided in this embodiment is improved as follows: the platform lorry 1 is also provided with seats 19.
The seat 19 is arranged beside the control handle 11 and is rotatably connected with the flat car 1 through a connecting rod, the seat 19 can rotate around the control handle 11, and when the flat car 1 needs to be operated in a standing mode, the seat 19 can be rotated to be folded (as shown in fig. 16); a backrest 191 is also fixedly provided at the rear upper portion of the seat 19.
When operating the flat car 1, the operator can stand on the pedals 12 and sit on the seat 19 for operation.
Example 5:
referring to fig. 17, compared with embodiment 1, the multifunctional operation and maintenance vehicle for the extra-high voltage direct current phase modulation station provided in this embodiment is improved as follows: the cart 2 is also provided with a binding band 25. The binding band 25 can bind the gas cylinder to the cart 2 and prevent it from falling off during transportation.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent substitutions made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims (8)

1. The utility model provides a multi-functional fortune dimension operation car of extra-high voltage direct current phase modulation machine station which characterized in that: comprises a flat car and a trolley;
wheels are arranged at the lower part of the head of the trolley, a support rod is arranged at the lower part of the tail of the trolley, an arc-shaped supporting plate is arranged at the top of the trolley, a gas cylinder baffle is vertically and fixedly arranged at the tail end of the trolley, and the central axis of the arc-shaped supporting plate is vertical to the gas cylinder baffle;
the flat car is an electric four-wheel car, a wheel nest for placing wheels of the trolley and a supporting groove for placing a supporting rod of the trolley are arranged on a platform of the flat car, and the wheel nest and the supporting groove are both sunken downwards; the tail of the flat car is provided with a control handle for controlling and a pedal for an operator to stand, and the head of the flat car is provided with a tail plate for the trolley to go up and down.
2. The multifunctional operation and maintenance operating vehicle for the extra-high voltage direct current phase modulator station as claimed in claim 1, wherein: the flat car is also provided with a clamping mechanism, the clamping mechanism comprises a guide rail, a sliding block, a clamping plate, a screw rod and a handle, and the guide rail is horizontally arranged below the platform of the flat car; the sliding blocks are arranged in pairs, are respectively positioned at the left side and the right side of the flat car and are clamped on the guide rails; the clamping plate is vertically arranged and fixedly connected with the sliding block, the top end of the clamping plate extends above the platform of the flat car, and the part close to the top end is inclined inwards; the screw rod is a threaded rod, two ends of the screw rod adopt opposite thread structures, and the two ends of the screw rod are respectively in threaded connection with one of the slide blocks; the handle is fixedly connected with one end of the screw rod; the platform of the flat car is hollowed out to form a clamping groove for the clamping plate to horizontally move.
3. The multifunctional operation and maintenance operating vehicle for the extra-high voltage direct current phase modulator station as claimed in claim 2, wherein: the clamp plate is connected with the slide block in a rotating mode, and a clamping groove for the clamp plate to rotate and horizontally move is formed in the platform of the flat car in a hollowed-out mode.
4. The multifunctional operation and maintenance operating vehicle for the extra-high voltage direct current phase modulator station as claimed in claim 2, wherein: the lower part of the flat car is also provided with a locking mechanism, the locking mechanism comprises a lock tongue, a lock tongue bin, a spring, a pull rod and a fixed block, the lock tongue bin is vertically and fixedly connected with the support groove, and a through hole for inserting the lock tongue is hollowed in the joint; the spring bolt and the spring are both arranged inside the spring bolt bin, and the spring is used for ejecting the spring bolt; one end of the pull rod penetrates through the spring and then is fixedly connected with the lock tongue, and the other end of the pull rod penetrates through the side vehicle body of the flat car and then is rotatably connected with the fixed block; a groove matched with the specification of the fixed block is formed in the joint of the outer side of the flat car and the pull rod; the fixed block is arranged in the groove, and a pull ring is arranged on the outer side of the fixed block; the lower part of the support rod of the trolley is provided with a slotted hole for the bolt to insert into.
5. The multifunctional operation and maintenance vehicle for the extra-high voltage direct current phase modulator station as claimed in claim 4, wherein: the tail of the flat car is also provided with a seat, the seat is rotatably connected with the flat car through a connecting rod, and the seat is provided with a backrest.
6. The multifunctional operation and maintenance operating vehicle for the extra-high voltage direct current phase modulator station as claimed in claim 1, wherein: the pedal adopts a folding structure.
7. The multifunctional operation and maintenance operating vehicle for the extra-high voltage direct current phase modulator station as claimed in claim 1, wherein: the tail plate adopts a folding structure.
8. The multifunctional operation and maintenance operating vehicle for the extra-high voltage direct current phase modulator station as claimed in claim 1, wherein: the trolley is provided with a binding belt for binding the gas cylinder.
CN202110217379.1A 2021-02-26 2021-02-26 Multifunctional operation and maintenance operation vehicle for extra-high voltage direct current phase modulator station Pending CN112758226A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110217379.1A CN112758226A (en) 2021-02-26 2021-02-26 Multifunctional operation and maintenance operation vehicle for extra-high voltage direct current phase modulator station

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110217379.1A CN112758226A (en) 2021-02-26 2021-02-26 Multifunctional operation and maintenance operation vehicle for extra-high voltage direct current phase modulator station

Publications (1)

Publication Number Publication Date
CN112758226A true CN112758226A (en) 2021-05-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110217379.1A Pending CN112758226A (en) 2021-02-26 2021-02-26 Multifunctional operation and maintenance operation vehicle for extra-high voltage direct current phase modulator station

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Country Link
CN (1) CN112758226A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113525488A (en) * 2021-08-24 2021-10-22 国网河南省电力公司濮阳供电公司 Multifunctional transport vehicle for tool of transformer substation
CN115071541A (en) * 2022-07-29 2022-09-20 眉山中车物流装备有限公司 Detachable tire settlement device
CN118219961A (en) * 2024-05-24 2024-06-21 湖南六九零六信息科技股份有限公司 Communication chariot loading vehicle for multi-terrain stable transportation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113525488A (en) * 2021-08-24 2021-10-22 国网河南省电力公司濮阳供电公司 Multifunctional transport vehicle for tool of transformer substation
CN115071541A (en) * 2022-07-29 2022-09-20 眉山中车物流装备有限公司 Detachable tire settlement device
CN118219961A (en) * 2024-05-24 2024-06-21 湖南六九零六信息科技股份有限公司 Communication chariot loading vehicle for multi-terrain stable transportation

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