CN112027968B - Lifting platform for transformer substation maintenance - Google Patents
Lifting platform for transformer substation maintenance Download PDFInfo
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- CN112027968B CN112027968B CN202010900878.6A CN202010900878A CN112027968B CN 112027968 B CN112027968 B CN 112027968B CN 202010900878 A CN202010900878 A CN 202010900878A CN 112027968 B CN112027968 B CN 112027968B
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- rotating shaft
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- push rod
- connecting rope
- electric push
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0625—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement with wheels for moving around the floor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Engineering & Computer Science (AREA)
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- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention discloses a lifting platform for overhauling a transformer substation, which comprises a scissor lift, wherein the scissor lift comprises a top plate, a bottom plate and a first electric push rod, a first PLC is installed on the scissor lift, the control end of the first electric push rod is electrically connected with the output end of the first PLC, a plurality of connecting ropes are vertically arranged between the top plate and the bottom plate, moving grooves are formed in the connecting ropes, and driving components for driving the moving grooves to move up and down are arranged in the top plate and the bottom plate.
Description
Technical Field
The invention relates to the technical field of transformer substations, in particular to a lifting platform for transformer substation maintenance.
Background
The transformer substation needs frequent testing, inspection and maintenance in operation, for equipment located at a high position, a scissor lift is usually needed to move the lift to a proper position, a worker stands on a top plate of the lift to lift the lift to a proper height, and the worker can work aloft at the moment, but in the actual working process, due to various emergencies, when tools carried by the worker are not enough to solve the problems, the generally adopted scheme is to reduce the height of the lift, lift the lift to the same height as before after carrying the needed tools, continue to work, and the working efficiency is reduced; in some emergency situations, workers cannot evacuate from fault points, and tools are difficult to take.
Chinese utility model patent with publication number CN210764135U discloses a multifunctional hydraulic lifting platform, belonging to the technical field of lifting equipment, comprising a loading platform and a bottom plate, wherein the loading platform is arranged on the upper part of the bottom plate, and the loading platform is connected with the bottom plate through two sets of supporting components, a hydraulic push rod for driving the supporting components to lift is arranged above the bottom plate, a concave cavity is arranged on the upper part of the loading platform, a discharging plate is arranged in the concave cavity, a plurality of rollers are rotatably arranged on the upper part of the discharging plate, the bottom of the discharging plate is connected to the bottom plate through a multi-section telescopic rod, through the arrangement of the discharging plate, the rollers and the telescopic rod, when goods are discharged, the goods can be pushed to the edge of the loading platform, a first plate body in a drawing type is matched, and a second plate body hinged with the first plate body is used for leading the first plate body to be capable of inclining between the loading platform and the ground, the cargo sliding to the edge of the loading platform is supported, and the goods cannot be conveyed to the top surface of the lifting platform under the condition that the lifter is not lifted.
Disclosure of Invention
In view of the above, the present invention provides a lifting platform for substation maintenance, which can transport required tools to workers without lowering a scissor lift, so as to improve maintenance efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a transformer substation overhauls and uses elevating platform, includes cuts the fork lift, it includes roof, bottom plate and electric putter one to cut the fork lift, it installs PLC one on the fork lift to cut, electric putter one's control end is connected with PLC one's output electricity, be equipped with many perpendicularly between roof and the bottom plate and connect the rope, set up the shifting chute on the connection rope, be equipped with the drive assembly that the drive shifting chute reciprocated in roof and the bottom plate.
Further, be equipped with well cavity one in the roof, be equipped with well cavity two in the bottom plate, can dismantle in the well cavity one and connect and hold box one, can dismantle in the well cavity two and connect and hold box two, drive assembly includes rotation axis one and rotation axis two, rotation axis one rotates to be connected in holding box one, rotation axis two rotates to be connected in holding box two, connect rope one end and roll up on rotation axis one, the other end is rolled up on rotation axis two, rotation axis one is driven by motor one, rotation axis two is driven by motor two, motor one and motor two all are connected with PLC one's output electricity.
Furthermore, the first rotating shafts and the second rotating shafts are two or more, two or more connecting ropes are arranged between each group of corresponding first rotating shafts and each group of corresponding second rotating shafts, the first rotating shafts rotate synchronously, and the second rotating shafts rotate synchronously.
Furthermore, the first motor and the first rotating shaft are arranged on the first sliding plate, the first accommodating box is internally provided with a second electric push rod for driving the first sliding plate to move left and right, the first motor and the second rotating shaft are arranged on the second sliding plate, the second accommodating box is internally provided with a third electric push rod for driving the second sliding plate to move left and right, and the second electric push rod and the third electric push rod are electrically connected with the output end of the first PLC.
Furthermore, a plurality of L-shaped threading blocks I are arranged in the accommodating box I, a plurality of L-shaped threading blocks II are arranged in the accommodating box II, one end of the connecting rope penetrates through the threading blocks I to be connected with the rotating shaft I, the other end of the connecting rope penetrates through the threading blocks II to be connected with the rotating shaft II, the connecting rope between the threading blocks I and the rotating shaft I is perpendicular to the rotating shaft I, and the connecting rope between the threading blocks II and the rotating shaft II is perpendicular to the rotating shaft II.
Further, the movable groove comprises an installation block and an accommodating groove, the installation block is fixed on the connecting rope, and the accommodating groove protrudes out of the top plate.
Further, set up the bearing plate in the holding tank, set up the lift in bearing plate and the holding tank between the bottom surface.
Further, set up pressure sensor between bearing plate and the lift, set up PLC two in the holding tank, pressure sensor electricity is connected PLC two's input.
The invention has the beneficial effects that:
connect and be provided with the shifting chute on the rope, connect the rope motion through the drive assembly drive, just can realize the motion of shifting chute, place required instrument in the shifting chute, move to the highest point on the shifting chute under drive assembly's effect, make the staff can take the instrument, need not to reduce the fork lift of cutting, improve maintenance efficiency.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a schematic structural view of the connecting rope, the first accommodating box and the second accommodating box;
FIG. 3 is a schematic exploded view of FIG. 2;
FIG. 4 is a schematic view of the internal structure of the first accommodating box;
FIG. 5 is a schematic view of the structure of the moving slot;
FIG. 6 is a schematic structural diagram of a second embodiment of the present invention;
FIG. 7 is a schematic structural diagram of a third embodiment of the present invention;
wherein, 1-top plate, 2-bottom plate, 3-electric push rod I, 4-PLC I, 5-connecting rope, 6-moving groove, 7-containing box I, 8-containing box II, 9-rotating shaft I, 10-rotating shaft II, 11-motor I, 12-motor II, 13-sliding plate I, 14-electric push rod II, 15-sliding plate II, 16-electric push rod III, 17-threading block I, 18-threading block II, 19-mounting block, 20-receiving groove, 21-bearing plate, 22-lifter, 23-pressure sensor, 24-PLC II, 25-cylinder, 26-top cover, 27-mounting groove, 28-fixing block, 29-clearing groove, 30-disc, 31-gear, 32-gear belt, 33-card slot, 34-distance sensor, 35-accumulator, 36-switch.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
As shown in fig. 1-5, which is a first embodiment of the present invention, a lifting platform for overhauling a transformer substation comprises a scissor lift, the scissor lift comprises a top plate 1, a bottom plate 2 and a first electric push rod 3, the first electric push rod 4 is installed on the scissor lift, the control end of the first electric push rod 3 is electrically connected with the output end of the first electric push rod 4, a plurality of connecting ropes 5 are vertically arranged between the top plate 1 and the bottom plate 2, a moving groove 6 is arranged on the connecting ropes 5, the structure of the moving groove 6 is shown in fig. 5, the moving groove 6 is composed of an installation block 19 and an accommodation groove 20, the installation block 19 is a cuboid shell-shaped structure, the accommodation groove 20 is a cuboid shell-shaped structure with an open top end, the installation block 19 and the accommodation groove 20 are fixedly connected by means of glue or the like, a plurality of vertically corresponding sets of cylinders 25 are welded on the top plate and the bottom plate of the installation block 19, through holes communicated with the cylinders 25 are drilled at the top and the bottom of the installation block 19, connect rope 5 and pass through modes such as viscose and drum 25 fixed connection behind pegging graft perpendicularly in drum 25, realize the fixed connection between installation piece 19 and the connection rope 5, the moving chute 6 moves along with the motion of connecting rope 5 this moment.
As shown in figure 1, go out the well cavity one of cuboid structure through lathe processing in the roof, can dismantle in the well cavity one and connect and hold box 7, hold box 7 and be right-hand member open-ended cuboid shell structure, as shown in figure 2, hold box 7 and be formed by top cap 26 and mounting groove 27 amalgamation, play a plurality of through-holes through the puncher on the roof 1, play the screw that corresponds with the through-hole through the tapping machine on the mounting groove 27, peg graft bolt one in the through-hole, the bottom of bolt one is twisted in the screw. The detachable connection mode between the first hollow cavity and the first accommodating box 8 is as follows: hold and beat corresponding four groups of through-holes through the puncher between box 8 and the roof 1, peg graft round pin axle in the through-hole, the bottom of round pin axle is processed out the screw through the threading die, and coupling nut on the screw can dismantle in the well cavity two and connect and hold box two 8, holds box two 8 and holds box one 7 identical, holds the connection between box two 8 and the well cavity two and holds the connection between box one and the well cavity one identical.
The driving component driving components which are arranged in the top plate 1 and the bottom plate 2 and used for driving the moving groove 6 to move up and down comprise a first rotating shaft 9 and a second rotating shaft 10, as shown in figure 3, the first rotating shaft 9 is rotatably connected in the first accommodating box 7 in a connecting mode that: the bearings are welded at two ends of the first rotating shaft 9, the bearings are fixed in a fixing block 28 provided with a round hole through adhesive, the fixing block 28 is welded on the inner bottom surface of the first accommodating box 7, the second rotating shaft 10 is rotatably connected in the second accommodating box 8, and the connecting mode is the same as that of the first rotating shaft 10 and the first accommodating box 7. The top end of the connecting rope 5 is fixed on the outer peripheral surface of a first rotating shaft 9 in a welding mode and the like, the top end of the connecting rope 5 is coiled on the first rotating shaft 9, the bottom end of the connecting rope 5 is fixed on the outer peripheral surface of a second rotating shaft 10 in a welding mode and the like, the bottom end of the connecting rope 5 is coiled on the first rotating shaft 9, a first accommodating box 7 fixes four L-shaped threading blocks 17 through viscose, four L-shaped threading blocks 18 are fixed in a second accommodating box 8 through viscose, the top end of the connecting rope 5 penetrates through the first threading blocks 17 to be connected with the first rotating shaft 9, the other end of the connecting rope 5 penetrates through the second threading blocks 18 to be connected with the second rotating shaft 10, the connecting rope 5 between the first threading blocks 17 and the first rotating shaft 9 is vertical to the first rotating shaft 9, the connecting rope 5 between the second threading blocks 18 and the second rotating shaft 10 is vertical to the second rotating shaft 10, and the connecting rope 5 and the top plate 1 between the first accommodating box 7 and the second accommodating box 8, the base plate 2 is vertical. The first rotating shaft 9 is driven by a first motor 11, the second rotating shaft 10 is driven by a second motor 12, the first motor 11 is fixed to the bottom surface of the first accommodating box 7 through a second bolt, the second rotating shaft 10 is fixed to the bottom surface of the second accommodating box 8 through a third bolt, and the first motor 11 and the second motor 12 are both electrically connected with the output end of the first PLC 4.
As shown in fig. 3 and 4, in order to increase the stability of fixing the moving chute 6, two rotating shafts one 9 and two rotating shafts two 10 are provided, two connecting ropes 5 are provided between each set of corresponding rotating shafts one 9 and two rotating shafts two 10, four circular disks 30 are welded to each rotating shaft one 9 and two rotating shafts two 10, and the connecting ropes 5 wound around the rotating shafts one 9 and two rotating shafts two 10 are located between the circular disks 30. In order to ensure the synchronous rotation of the two rotating shafts I/II and the stability of the ascending process of the moving groove 6, gears 31 are welded on the two rotating shafts I/II, a gear belt 32 is arranged between the two gears 31, and one rotating shaft I/II is driven by a motor I/II.
In order to prevent the connecting rope 5 from being easily broken, a steel wire rope with the diameter of 2cm is adopted as the connecting rope 5, in order to enable the connecting rope 5 to be wound on a first rotating shaft 9 and a second rotating shaft 10 in a neat and orderly manner, and the stable up-and-down movement of a moving groove 6 is ensured, as shown in fig. 4, the first motor 11 and the first rotating shaft 9 are both installed on a first sliding plate 13 of a cuboid plate-shaped structure through a second bolt, namely, the first motor 11 and all fixed blocks 28 are fixedly installed on the upper surface of the first sliding plate 15, a clamping groove 33 which is the same as the width of the first sliding plate 15 and is longer than the cuboid shape of the first sliding plate 15 in length and height is processed on a first accommodating box 7, the first sliding plate 13 is placed in the clamping groove 33, and a second electric push rod 14 for driving the first sliding plate 13 to move left and right is arranged in the first accommodating box 8, and the arrangement mode is that: two fixed electric putter two 14 such as modes such as viscose are passed through on draw-in groove 33 right side, the flexible end of two 14 left ends of electric putter passes through modes fixed connection such as viscose with the left side terminal surface of sliding plate 13, two 14 extensions of electric putter, sliding plate 13 slides left, two 14 shortening of electric putter, sliding plate 13 slides right, two 13 and two 10 settings of rotation axis on sliding plate two 15, the setting mode and motor one 11, rotation axis one 9 sets up identical on sliding plate one 13, it controls electric putter three 16 that removes to set up drive sliding plate two 15 in two 8 of containing boxes, the setting mode is the same with the mode that sets up electric putter two 14 in containing box one 7, the output of PLC 4 is connected to electric putter two 14 and electric putter three 16 electricity.
The working personnel stand on the top plate 1, start the electric push rod I3, the electric push rod I3 extends for a certain length under the control of the PLC I4, when the top plate 1 rises, the motor I11 and the electric push rod II 14 are started under the control of the PLC I4, the rotating shaft I9 rotates, the electric push rod II 14 extends and retracts in a reciprocating mode, the connecting rope 5 wound on the rotating shaft I9 is wound out, when the top plate 1 rises to a proper height, the electric push rod I3, the motor I11 and the electric push rod II 14 stop, an emergency occurs, when new tool equipment is needed but the working personnel cannot evacuate, the needed tool equipment is placed in the accommodating groove 20, the motor I11, the motor II 12, the electric push rod II 14 and the electric push rod III 16 are started simultaneously under the control of the PLC I4, the connecting rope 5 is wound out by the rotating shaft II 10, the connecting rope 5 is wound in by the rotating shaft I9, the moving groove 6 is moved upwards, the distance sensor 34 detects that the distance between the top surface of the mounting block 19 and the bottom surface of the top plate 1 is 2cm, the PLC I4 controls the motor I11, the motor II 12, the electric push rod II 14 and the electric push rod III 16 to stop, at the moment, the moving groove 6 protrudes out of the top plate 1, and a worker can take tools; after the moving groove 6 is used, the first motor 11, the second motor 12, the second electric push rod 14 and the third electric push rod 16 are started simultaneously under the control of the first PLC 4, the first rotating shaft 9 winds out the connecting rope 5, the second rotating shaft 10 winds in the connecting rope 5, the moving groove 6 moves downwards, the distance sensor 34 detects that the distance between the bottom surface of the mounting block 19 and the top surface of the bottom plate 2 is 2cm, and the first PLC 4 controls the first motor 11, the second motor 12, the second electric push rod 14 and the third electric push rod 16 to stop.
When needing to hold box one 7 and hold box two 8 and clear up the maintenance, take off the round pin axle, will hold box one 7 and hold box two 8 and take out in holding chamber one and holding chamber two, all set up on roof 1 and the bottom plate 2 and supply to connect the groove 29 of cleaing away that rope 5 immigration or shift out, conveniently connect shifting out of rope 5, later unscrew nut two, get rid of top cap 26.
Example two
As shown in fig. 6, a second embodiment of the present invention is different from the first embodiment in that a rectangular parallelepiped plate-shaped bearing plate 21 is disposed in the accommodating tank 20, the distance between the front, rear, left, and right walls of the bearing plate 21 and the inner wall of the accommodating tank 20 is 3mm, a lifter 22 is disposed between the bearing plate 21 and the accommodating tank 20, the top plate of the lifter 22 is connected to the bearing plate 21 by a third bolt, a smooth circular hole is formed in the bearing plate 21, a third bolt is vertically inserted into the circular hole, a screw hole is formed in the top plate of the lifter 22, the bottom end of the third bolt is screwed into the screw hole, the bottom plate of the lifter 22 is connected to the bottom plate of the accommodating tank 20 by a fourth bolt, a storage battery 35 is disposed on the bottom plate of the accommodating tank 20, the storage battery 35 supplies power to the lifter 22, two switches 36 are disposed on the accommodating tank 20, the upper switch 36 is pressed, the lifter 22 is lifted, the bearing plate 21 is moved up, the lower switch 32 is pressed, the elevator 22 is lowered and the bearing plate 21 is moved down. The height inside the accommodating groove 20 is high, and when a large number of articles are placed, the articles positioned at the lowest position are not easy to take out, so that the elevator 22 can be lifted, and the articles can be conveniently taken out.
Implementation III
As shown in fig. 7, a third embodiment of the present invention is different from the second embodiment in that a pressure sensor 23 is disposed between the bearing plate 21 and the elevator 22, a PLC ii 24 is installed in the accommodating tank 20, the pressure sensor is electrically connected to an input end of the PLC ii 24, and the PLC ii 24 sends an alarm signal if the weight of the instrument is too large and exceeds a set value.
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 (7)
1. A lifting platform for overhauling a transformer substation comprises a scissor type lifter, wherein the scissor type lifter comprises a top plate (1), a bottom plate (2) and a first electric push rod (3), the first PLC (4) is installed on the scissor type lifter, and the control end of the first electric push rod (3) is electrically connected with the output end of the first PLC (4), and the lifting platform is characterized in that a plurality of connecting ropes (5) are vertically arranged between the top plate (1) and the bottom plate (2), a moving groove (6) is formed in each connecting rope (5), a driving assembly for driving the moving groove (6) to move up and down is arranged in each of the top plate (1) and the bottom plate (2), a first hollow cavity is arranged in the top plate (1), a second hollow cavity is arranged in the bottom plate (2), a first accommodating box (7) is detachably connected in the first hollow cavity, a second accommodating box (8) is detachably connected in the second hollow cavity, the driving assembly comprises a first rotating shaft (9) and a second rotating shaft (10), the first rotating shaft (9) is rotatably connected in the first accommodating box (7), the second rotating shaft (10) is rotatably connected in the second accommodating box (8), one end of the connecting rope (5) is wound on the first rotating shaft (9), the other end of the connecting rope is wound on the second rotating shaft (10), the first rotating shaft (9) is driven by the first motor (11), the second rotating shaft (10) is driven by the second motor (12), and the first motor (11) and the second motor (12) are both electrically connected with the output end of the first PLC (4).
2. The lifting platform for overhauling the transformer substation as claimed in claim 1, wherein the number of the first rotating shafts (9) and the number of the second rotating shafts (10) are two or more, two or more connecting ropes (5) are arranged between the first rotating shafts (9) and the second rotating shafts (10) corresponding to each group, the first rotating shafts (9) synchronously rotate, and the second rotating shafts (10) synchronously rotate.
3. The lifting platform for overhauling the transformer substation according to claim 2, wherein the first motor (11) and the first rotating shaft (9) are arranged on a first sliding plate (13), a second electric push rod (14) for driving the first sliding plate (13) to move left and right is arranged in the first accommodating box (7), the first motor (11) and the second rotating shaft (10) are arranged on a second sliding plate (15), a third electric push rod (16) for driving the second sliding plate (15) to move left and right is arranged in the second accommodating box (8), and the second electric push rod (14) and the third electric push rod (16) are electrically connected with the output end of the first PLC (4).
4. The lifting platform for overhauling the transformer substation as claimed in claim 3, wherein a plurality of L-shaped threading blocks I (17) are arranged in the accommodating box I (7), a plurality of L-shaped threading blocks II (18) are arranged in the accommodating box II (8), one end of the connecting rope (5) penetrates through the threading blocks I (17) to be connected with the rotating shaft I (9), the other end of the connecting rope (5) penetrates through the threading blocks II (18) to be connected with the rotating shaft II (10), the connecting rope (5) between the threading blocks I (17) and the rotating shaft I (9) is perpendicular to the rotating shaft I (9), and the connecting rope (5) between the threading blocks II (18) and the rotating shaft II (10) is perpendicular to the rotating shaft II (10).
5. A substation servicing lifting platform according to claim 1, characterized in that the moving chute (6) comprises a mounting block (19) and a receiving groove (20), the mounting block (19) being fixed on the connecting rope (5), the receiving groove (20) protruding the top plate (1).
6. A substation overhauls and uses elevating platform according to claim 5, characterized in that, set up bearing plate (21) in holding tank (20), set up lift (22) between holding tank (20) inner bottom surface and bearing plate (21).
7. The lifting platform for overhauling the transformer substation according to claim 6, wherein a pressure sensor (23) is arranged between the bearing plate (21) and the lifter (22), a PLC II (24) is arranged in the accommodating groove (20), and the pressure sensor (23) is electrically connected with an input end of the PLC II (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010900878.6A CN112027968B (en) | 2020-08-31 | 2020-08-31 | Lifting platform for transformer substation maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010900878.6A CN112027968B (en) | 2020-08-31 | 2020-08-31 | Lifting platform for transformer substation maintenance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112027968A CN112027968A (en) | 2020-12-04 |
| CN112027968B true CN112027968B (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010900878.6A Active CN112027968B (en) | 2020-08-31 | 2020-08-31 | Lifting platform for transformer substation maintenance |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415758A (en) * | 2021-06-30 | 2021-09-21 | 常熟通润汽车零部件股份有限公司 | Lifting equipment suitable for household |
| CN114291761B (en) * | 2021-12-16 | 2023-09-12 | 国网河南省电力公司温县供电公司 | Installation tool for preassembled transformer substation |
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| CN210176404U (en) * | 2019-05-22 | 2020-03-24 | 山东丰汇设备技术有限公司 | Safety cage of hoisting machinery |
| CN210505462U (en) * | 2019-07-12 | 2020-05-12 | 湖南有色金属职业技术学院 | Practical lift for civil engineering |
| CN210316434U (en) * | 2019-07-20 | 2020-04-14 | 陆洁冰 | Construction platform convenient to remove |
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| CN112027968A (en) | 2020-12-04 |
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