CN113097911B - Combined support for power equipment maintenance - Google Patents

Combined support for power equipment maintenance Download PDF

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Publication number
CN113097911B
CN113097911B CN202110420667.7A CN202110420667A CN113097911B CN 113097911 B CN113097911 B CN 113097911B CN 202110420667 A CN202110420667 A CN 202110420667A CN 113097911 B CN113097911 B CN 113097911B
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CN
China
Prior art keywords
rod
limiting
rotating disc
base
overhaul
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Application number
CN202110420667.7A
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Chinese (zh)
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CN113097911A (en
Inventor
王健
侯保清
侯雯升
张颢瀚
王誉霏
王静
戴汝彬
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.)
Fangcheng Power Supply Co Of State Grid Henan Electric Power Co
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Fangcheng Power Supply Co Of State Grid Henan Electric Power Co
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Application filed by Fangcheng Power Supply Co Of State Grid Henan Electric Power Co filed Critical Fangcheng Power Supply Co Of State Grid Henan Electric Power Co
Priority to CN202110420667.7A priority Critical patent/CN113097911B/en
Publication of CN113097911A publication Critical patent/CN113097911A/en
Application granted granted Critical
Publication of CN113097911B publication Critical patent/CN113097911B/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B3/00Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/10Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/14Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25HWORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/14Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
    • B25H1/16Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top in height
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F11/00Lifting devices specially adapted for particular uses not otherwise provided for
    • B66F11/04Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06CLADDERS
    • E06C1/00Ladders in general
    • E06C1/02Ladders in general with rigid longitudinal member or members
    • E06C1/04Ladders for resting against objects, e.g. walls poles, trees
    • E06C1/08Ladders for resting against objects, e.g. walls poles, trees multi-part
    • E06C1/12Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic
    • E06C1/125Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic with tubular longitudinal members nested within each other
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06CLADDERS
    • E06C1/00Ladders in general
    • E06C1/02Ladders in general with rigid longitudinal member or members
    • E06C1/34Ladders attached to structures, such as windows, cornices, poles, or the like

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Ladders (AREA)

Abstract

The utility model belongs to the technical field of electric power overhaul, and in particular relates to a combined bracket for electric power equipment overhaul, which comprises a base, a rotating mechanism, two groups of lifting mechanisms, an overhaul platform, an operation table, an expansion cat ladder and a controller, wherein the rotating mechanism is arranged on the base; a first supporting leg is arranged below the base, and a first roller is arranged at the bottom of the first supporting leg; the operation panel includes the support, sets up at support central authorities' operation groove, sets up fixed block, rotation axis, rotation connection at the terminal grip block of rotation axis on the fixed block, sets up the backup pad in the grip block lower extreme, sets up a plurality of gyro wheels second in the backup pad below of grip block, the rotation axis runs through the grip block, on the rotation axis and be located the grip block both sides and set up spacing piece. The combined bracket is stable and stable to fix power equipment with different sizes, is convenient to overhaul, realizes arbitrary height adjustment and angle adjustment, is convenient for operators to go up and down at any time and transmits overhaul tools at any time, and greatly improves the working efficiency of the overhaul operators.

Description

Combined support for power equipment maintenance
Technical Field
The utility model belongs to the technical field of electric power overhaul, and particularly relates to a combined bracket for electric power equipment overhaul.
Background
In electric power overhauls the operation, the staff need climb to certain height with the help of cat ladder and maintenance platform and remove to certain position and carry out inspection, repair, maintenance or installation operation to power equipment, and current electric power overhauls the operation in-process, cat ladder and maintenance platform separately arrange, use inconvenient, maintenance platform height angle moreover can not be adjusted, and the range of application is limited.
The utility model discloses a clamping device for overhauling and installing power equipment, which comprises a clamping structure, a connecting device, a bending device, a holding device, a pushing device and an elastic device, wherein the clamping structure comprises a first bending rod, a clamping block, a first support and a propping rod, the connecting device is provided with a first spring, a first connecting rod, a second bending rod and a second connecting rod, the bending device comprises an elastic rod and a third connecting rod, the holding device comprises a fourth connecting rod, a first fixing rod, a holding frame, a second fixing rod and a limiting block, the pushing device comprises a pushing frame, a pushing wheel, a triangular block and a second spring positioned above the pushing frame, the elastic device comprises a third spring positioned at the left side and the right side of the fourth connecting rod, a fourth spring positioned between the third springs and a moving rod positioned above the third spring, and the electric appliance element can be firmly clamped and prevented from falling. However, this patent holds the electrical components by the elasticity of the springs, and is not suitable for fixing the heavy-weight power equipment.
The utility model discloses an overhaul device for power equipment, which comprises a base, universal wheels, brake pads, push rods, hydraulic rods, a support, a connecting shaft, a lifting table, an extension ladder, a workbench, a storage battery, a rotary lamp, a fixed block, a guard plate, a shielding plate, a rotating shaft, a connecting rod, a storage groove, an adjusting screw and a ladder fixing groove, wherein the universal wheels are arranged at the bottom of the base, the brake pads are arranged at two sides of the universal wheels, the storage battery is arranged at one end side of the lifting table, the rotary lamp is arranged at two sides of the lifting table, the guard plate is arranged at the outer side of the workbench, the storage groove is formed in one side of the workbench, the shielding plate is arranged above the storage groove. However, the workbench is simple in arrangement, and cannot stably fix power equipment with different sizes.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide the combined bracket for overhauling the power equipment, which is stable in fixation of the power equipment with different sizes, convenient to overhaul, and convenient for an operator to go up and down at any time and transmit overhauling tools at any time, and can realize any height adjustment and angle adjustment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a combined bracket for overhauling electric equipment comprises a base, a rotating mechanism arranged on the base, two groups of lifting mechanisms arranged on the rotating mechanism, an overhauling platform arranged above the lifting mechanisms, an operating platform arranged above the overhauling platform, a telescopic crawling ladder hinged with the overhauling platform, and a controller arranged above the overhauling platform for controlling the rotating mechanism and the lifting mechanisms; the lower part of the base is provided with a first supporting leg, and the bottom of the first supporting leg is provided with a first roller; the operation panel includes the support, sets up at support central authorities' operation groove, sets up fixed block, rotation axis, rotation connection at the terminal grip block of rotation axis on the fixed block, sets up the backup pad in the grip block lower extreme, sets up a plurality of gyro wheels second in the backup pad below of grip block, the rotation axis runs through the grip block, on the rotation axis and be located the grip block both sides and set up spacing piece.
Preferably, the surface of the clamping plate is also provided with an anti-slip shell, and a track matched with the second roller is arranged in the operation groove.
Preferably, the rotating mechanism comprises a first motor arranged on the base, a driving gear connected with an output shaft of the first motor, a rotating disc arranged above the base in a rotating mode, a gear ring arranged on the outer wall of the rotating disc and meshed with the driving gear, and a limiting mechanism arranged on the rotating disc and used for limiting the rotating disc to rotate.
Preferably, the limiting mechanism comprises an operation block, the lower end of the operation block is provided with a plug rod, the rotating disc is provided with a first limiting hole, the base is provided with a second limiting hole matched with the first limiting hole, and the plug rod penetrates through the first limiting hole and the second limiting hole.
Preferably, the baffle cover is hinged on the rotating disc and positioned at one edge of the limiting hole.
Preferably, the two sets of elevating system symmetry sets up on the rolling disc, by actuating mechanism drive, actuating mechanism is including setting up motor two on the rolling disc, with motor two output shaft's action wheel, set up two supporting seats on the rolling disc, set up two follow driving wheel on two supporting seats, set up the chain between action wheel and follow driving wheel, elevating system is including setting up the lead screw from the driving wheel top, setting up at the sleeve of maintenance platform below, setting up screw hole in the sleeve, set up the constant head tank at the sleeve outer wall, setting up the L type gag lever post on the rolling disc, lead screw and screw hole threaded connection, L type gag lever post horizon bar and constant head tank sliding connection.
Preferably, the operation block is a square ring, and the square ring is sleeved on the outer wall of the vertical rod of the L-shaped limiting rod.
Preferably, the telescopic ladder comprises a main ladder rod, an auxiliary rod which is arranged in the main ladder rod in a drawing mode, first pedals which are arranged on two sides of the main ladder rod, and second pedals which are arranged on two sides of the auxiliary rod in a telescopic mode.
Preferably, a plurality of groups of limiting holes III are formed in two sides of the main ladder rod, and a group of elastic protrusions matched with the limiting holes III are formed in two sides of the auxiliary rod.
Preferably, a detachable fixing piece is further arranged between the upper end of the telescopic ladder and the overhaul platform.
The utility model has the positive beneficial effects that:
1. according to the combined type support for overhauling the power equipment, the distance between the two clamping plates at two sides of the support is adjusted through the rotating shaft, so that the power equipment with different sizes is stably fixed on the clamping plates and the lower supporting plate, the bottom end of the power equipment is at a certain distance from the operating groove, and the assembly and disassembly operations on parts at different positions of the power equipment are convenient. The combined bracket for overhauling the power equipment is stable in fixation of the power equipment with different sizes, convenient to overhaul, capable of realizing arbitrary height adjustment and angle adjustment, convenient for operators to go up and down at any time and for transmitting overhauling tools at any time, and capable of greatly improving the working efficiency of the overhauling operators.
2. The combined support for power equipment maintenance can drive the maintenance platform to rotate to a proper angle through the rotation of the rotating disc, can drive the screw rod to rotate through the motor II to drive the maintenance platform to rise to a proper height, realizes height adjustment and angle adjustment, can facilitate different maintenance personnel to go up and down the maintenance platform at any time by means of the telescopic ladder, can facilitate the maintenance personnel to go up and down at any time and transfer maintenance tools at any time without lifting the maintenance platform in any operation process, and has flexible adjustment and convenient operation.
3. The telescopic ladder is hinged with the overhaul platform, so that the telescopic ladder which is pulled to a proper length is conveniently supported on the ground in an inclined mode, and the telescopic ladder is prevented from shaking in the rotating process of the rotating disc through the fixation of the fixing piece.
Drawings
FIG. 1 is a front view of an electrical overhaul platform of the present utility model;
FIG. 2 is a top view of the console of the present utility model;
FIG. 3 is a schematic view of a base structure;
FIG. 4 is a schematic view of a telescopic ladder according to the present utility model;
FIG. 5 is a second schematic view of the telescopic ladder of the present utility model;
in the figure: the device comprises a 1-base, a 2-gear ring, a 3-rotating disc, a 4-inserting rod, a 5-blocking cover, a 6-operating block, a 7-driven wheel, an 8-screw rod, a 9-L-shaped limiting rod, a 10-positioning groove, an 11-maintenance platform, a 12-controller, a 13-sleeve, a 14-bolt, a 15-main ladder rod, a 16-pedal I, a 17-pedal II, a 18-auxiliary rod, a 19-driving gear, a 20-motor II, a 21-roller I, a 22-supporting seat, a 23-motor II, a 24-driving wheel, a 25-chain, a 26-limiting hole II, a 27-elastic bulge, a 28-supporting seat, a 29-fixing block, a 30-rotating shaft, a 31-limiting ring, a 32-clamping plate, a 33-supporting plate, a 34-roller II, a 35-operating groove and a 36-anti-skid shell.
Detailed Description
The utility model will be further illustrated with reference to a few specific examples.
Example 1
Referring to fig. 1-3, a combined bracket for overhauling electric equipment comprises a base 1, a rotating mechanism arranged on the base 1, two groups of lifting mechanisms arranged on the rotating mechanism, an overhauling platform 11 arranged above the lifting mechanisms, an operating platform arranged above the overhauling platform, a telescopic crawling ladder hinged with the overhauling platform, a controller 12 arranged above the overhauling platform 11 and used for controlling the rotating mechanism and the lifting mechanisms, a first supporting leg arranged below the base 1, a first roller 21 arranged at the bottom of the first supporting leg, and a braking mechanism arranged on the first roller 21, wherein the combined bracket is convenient to move and fix at will to a proper position.
The operation panel includes support 28, set up at the operation groove 35 of support 28 central authorities, set up fixed block 29 at support 28 both ends, rotate the rotation axis 30 of connecting on fixed block 29, rotate the grip block 32 of connecting at the rotation axis 30 end, set up the backup pad 33 at grip block 32 lower extreme, set up two gyro wheels two 34 around every backup pad 33 below, gyro wheel two 34 roll in operation groove 35, the round hole is seted up at grip block 32 middle part, rotation axis 30 passes the round hole and runs through grip block 32, rotation axis 30 is last and be located grip block 32 both sides and set up spacing piece 31, make rotation axis 30 rotate and drive grip block 32 and move forward. Further, the anti-slip shell 36 is further arranged on the surface of the clamping plate 32, not only covers the limiting piece 31, but also facilitates the fixing and stabilization of the power equipment, a track matched with the second roller 34 is arranged in the operation groove 35, and the second roller 34 rolls along the track.
The rotating mechanism comprises a first motor 20 arranged on the base 1, a driving gear 19 connected with an output shaft of the first motor 20, a rotating disc 3 arranged above the base 1 in a rotating mode, a gear ring 2 meshed with the driving gear 19 and arranged on the outer wall of the rotating disc 3, and a limiting mechanism arranged on the rotating disc 3 and used for limiting the rotating disc 3 to rotate. The limiting mechanism comprises an operating block 6, the lower end of the operating block 6 is provided with a plug rod 5, the rotating disc 3 is provided with a limiting hole I, the base 1 is provided with a circle of limiting hole II 26 matched with the limiting hole I, and the plug rod 5 penetrates through the limiting hole I and a certain limiting hole II 26.
The two groups of lifting mechanisms are symmetrically arranged on the rotating disc 3 and driven by a driving mechanism, the driving mechanism comprises a motor II 23 arranged on the rotating disc 3, a driving wheel 24 connected with an output shaft of the motor II 23, two supporting seats 22 symmetrically arranged on the rotating disc 3, two driven wheels 7 arranged on the two supporting seats 22, and a chain 25 arranged between the driving wheel 24 and the driven wheels 7, and the controller 12 is electrically connected with the motor I20 and the motor II 23; the lifting mechanism comprises a screw rod 8 arranged above the driven wheel 7, a sleeve 13 arranged below the overhaul platform 11, a threaded hole arranged in the sleeve 13, a positioning groove 10 arranged on the outer wall of the sleeve 13, and an L-shaped limiting rod 9 arranged on the rotating disc 3, wherein the screw rod 8 is in threaded connection with the threaded hole, and a horizontal rod of the L-shaped limiting rod 9 is in sliding connection with the positioning groove 10.
The L-shaped limiting rod 8 vertical rod is a square rod, the operating block 6 is a square ring, the square ring 6 is sleeved on the outer wall of the L-shaped limiting rod 8 vertical rod, the operating block 6 is lost, the square ring 6 only moves up and down along the L-shaped limiting rod 8 but does not rotate, the rotating disc 3 is provided with a limiting hole one edge hinged blocking cover 4, when the rotating disc 3 needs to rotate, the operating block 6 can be lifted upwards, the turning blocking cover 4 covers the limiting hole I, the rotating disc 3 is not influenced, when the rotating disc 3 needs to be fixed again, the blocking cover 4 is turned over, and the inserting rod 5 penetrates through the limiting hole I and the new limiting hole II 26 again.
Referring to fig. 4 to 5, the extension ladder includes a main ladder bar 15, an auxiliary bar 18 provided in the main ladder bar 15 to be drawn, first pedals 16 provided at both sides of the main ladder bar 15, and second pedals 17 screw-coupled at both sides of the auxiliary bar 18. The main ladder rod 15 is provided with a plurality of groups of limiting holes III on two sides, the two sides of the auxiliary rod 18 are provided with a group of elastic bulges 27 matched with the limiting holes III, and the elastic bulges 27 are fixed in the different limiting holes III to realize the adjustment of the telescopic ladder with different lengths.
The operation method of the electric power overhaul platform comprises the following steps: when the angle of the overhaul platform needs to be adjusted, a control switch of a motor I20 is turned on, the motor I20 drives a driving gear 19 to rotate, the driving gear 19 drives a gear ring 2 to rotate, and then a rotating disc 3 and the overhaul platform 11 are driven to rotate until the angle is rotated to a proper angle, and the motor I20 is turned off; when the height of the overhaul platform 11 needs to be adjusted, the motor II 23 drives the driving wheel 24 to rotate by opening a control switch of the motor II 23, the driving wheel 24 drives the driven wheels 7 on two sides to rotate, the driven wheels 7 drive the screw rod 8 to rotate, and under the action of the L-shaped limiting rod 9, the overhaul platform 11 rises to a proper height, and the motor II 23 is closed. When other maintenance operators need to go on, the auxiliary rod 18 can be pulled out from the main ladder rod 15, the pedals 17 are screwed out, the upper end of the telescopic ladder stand is hinged with the maintenance platform 11, the lower end of the telescopic ladder stand is contacted with the ground, and the telescopic ladder stand is up and down.
When the maintenance platform is adjusted to a proper angle and a proper height, the power equipment is fixed between the two clamping plates 32 of the operation table, and the anti-slip shell 36 and the supporting plate 33 stably support and fix the power equipment, so that maintenance operation is convenient to develop.
Example 2
Referring to fig. 1, this embodiment is substantially the same as embodiment 1, and the same points are not repeated, except that: the connecting bolt 14 can be detached between the upper end of the telescopic ladder and the overhaul platform 11, the telescopic ladder is prevented from shaking in the rotating process of the rotating disc 3, and the bolt 14 can be detached for use in a rotating mode when the telescopic ladder is needed to be used.
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims (1)

1. The combined bracket for overhauling the power equipment is characterized by comprising a base, a rotating mechanism arranged on the base, two groups of lifting mechanisms arranged on the rotating mechanism, an overhauling platform arranged above the lifting mechanisms, an operating platform arranged above the overhauling platform, a telescopic cat ladder hinged with the overhauling platform, and a controller arranged above the overhauling platform for controlling the rotating mechanism and the lifting mechanisms; the lower part of the base is provided with a first supporting leg, and the bottom of the first supporting leg is provided with a first roller; the operation table comprises a support, an operation groove arranged in the center of the support, fixed blocks arranged at two ends of the support, a rotating shaft rotatably connected to the fixed blocks, a clamping plate rotatably connected to the tail end of the rotating shaft, a supporting plate arranged at the lower end of the clamping plate, and a plurality of second rollers arranged below the supporting plate, wherein the rotating shaft penetrates through the clamping plate, and limiting sheets are arranged on the rotating shaft and positioned at two sides of the clamping plate;
the surface of the clamping plate is also provided with an anti-skid shell, and a track matched with the second roller is arranged in the operation groove;
the rotating mechanism comprises a first motor arranged on the base, a driving gear connected with an output shaft of the first motor, a rotating disc rotatably arranged above the base, a gear ring arranged on the outer wall of the rotating disc and meshed with the driving gear, and a limiting mechanism arranged on the rotating disc and used for limiting the rotating disc to rotate;
the limiting mechanism comprises an operation block, wherein the lower end of the operation block is provided with a plug rod, the rotating disc is provided with a first limiting hole, the base is provided with a second limiting hole matched with the first limiting hole, and the plug rod penetrates through the first limiting hole and a certain second limiting hole;
the rotating disc is hinged with the baffle cover at one edge of the limiting hole;
the two groups of lifting mechanisms are symmetrically arranged on the rotating disc and driven by the driving mechanism, the driving mechanism comprises a motor II arranged on the rotating disc, a driving wheel connected with an output shaft of the motor II, two supporting seats arranged on the rotating disc, two driven wheels arranged on the two supporting seats, and a chain arranged between the driving wheel and the driven wheels, the lifting mechanism comprises a screw rod arranged above the driven wheels, a sleeve arranged below the maintenance platform, a threaded hole arranged in the sleeve, a positioning groove arranged on the outer wall of the sleeve and an L-shaped limiting rod arranged on the rotating disc, the screw rod is in threaded connection with the threaded hole, and a horizontal rod of the L-shaped limiting rod is in sliding connection with the positioning groove;
the vertical rod of the L-shaped limiting rod is a square rod, the operating block is a square ring, and the square ring is sleeved on the outer wall of the vertical rod of the L-shaped limiting rod;
the telescopic ladder comprises a main ladder rod, an auxiliary rod which is arranged in the main ladder rod in a drawing manner, first pedals which are arranged on two sides of the main ladder rod, and second pedals which are arranged on two sides of the auxiliary rod in a telescopic manner; a plurality of groups of limiting holes III are formed in two sides of the main ladder rod, and a group of elastic bulges matched with the limiting holes III are formed in two sides of the auxiliary rod; a detachable fixing piece is further arranged between the upper end of the telescopic ladder and the overhaul platform; the second pedal is connected to the auxiliary rod through threads.
CN202110420667.7A 2021-04-19 2021-04-19 Combined support for power equipment maintenance Active CN113097911B (en)

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CN211688159U (en) * 2020-03-11 2020-10-16 国网山东省电力公司武城县供电公司 Electric power overhauls uses low pressure work platform
CN211579355U (en) * 2020-04-09 2020-09-25 张凯 Transformer substation overhauls uses adjustable platform
CN111717857A (en) * 2020-06-06 2020-09-29 六安博阳太阳能发电工程有限公司 Translation and rotation driving method for electric power overhaul lifting platform
CN112062065A (en) * 2020-08-25 2020-12-11 国网河南省电力公司内乡县供电公司 Transformer substation overhauls operation platform

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