CN116081517B - Installation maintenance auxiliary assembly of transformer - Google Patents

Installation maintenance auxiliary assembly of transformer

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Publication number
CN116081517B
CN116081517B CN202211544808.7A CN202211544808A CN116081517B CN 116081517 B CN116081517 B CN 116081517B CN 202211544808 A CN202211544808 A CN 202211544808A CN 116081517 B CN116081517 B CN 116081517B
Authority
CN
China
Prior art keywords
slide rail
bracket
slider
transformer
component
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.)
Active
Application number
CN202211544808.7A
Other languages
Chinese (zh)
Other versions
CN116081517A (en
Inventor
刘伟
骈睿珺
李广敏
刘扬
刘志超
王治博
杨得博
赵长伟
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 Tianjin Electric Power Co Ltd
Chengdong Power Supply Co of State Grid Tianjin Electric Power Co Ltd
State Grid Corp of China SGCC
Original Assignee
State Grid Tianjin Electric Power Co Ltd
Chengdong Power Supply Co of State Grid Tianjin Electric Power Co Ltd
State Grid Corp of China SGCC
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 Tianjin Electric Power Co Ltd, Chengdong Power Supply Co of State Grid Tianjin Electric Power Co Ltd, State Grid Corp of China SGCC filed Critical State Grid Tianjin Electric Power Co Ltd
Priority to CN202211544808.7A priority Critical patent/CN116081517B/en
Publication of CN116081517A publication Critical patent/CN116081517A/en
Application granted granted Critical
Publication of CN116081517B publication Critical patent/CN116081517B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • B66F7/0608—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement driven by screw or spindle
    • 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
    • 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
    • B66F7/0641—Single levers, e.g. parallel links
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Housings And Mounting Of Transformers (AREA)

Abstract

本发明公开了一种变压器的安装维修辅助设备，其包括支架、支撑板、第一滑道、第二滑道、滚轮、移动组件及伸缩组件，支架底部安装有滚轮，移动组件安装于支架内，支撑板通过伸缩组件与移动组件连接；两组第一滑道对称安装于支架顶部，第二滑道安装于第一滑道顶部一侧，且第一滑道的长度大于第二滑道的长度；伸缩组件下端滑接于第一滑道内并贯穿第一滑道与移动组件连接，伸缩组件上侧滑接于第二滑道内，且伸缩组件顶部贯穿第二滑道与支撑板连接，通过移动组件驱动伸缩组件沿第一滑道和第二滑道移动，伸缩组件上侧移出第二滑道时，支撑板向上移动。通过本发明所述辅助设备可完成变压器的高度提升，以便于其安装及维修时，变压器的转移。

This invention discloses an auxiliary device for transformer installation and maintenance, comprising a bracket, a support plate, a first slide rail, a second slide rail, rollers, a moving component, and a telescopic component. Rollers are installed at the bottom of the bracket, the moving component is installed inside the bracket, and the support plate is connected to the moving component via the telescopic component. Two sets of first slide rails are symmetrically installed on the top of the bracket, and a second slide rail is installed on one side of the top of the first slide rails, with the length of the first slide rail being greater than the length of the second slide rail. The lower end of the telescopic component slides into the first slide rail and passes through it to connect with the moving component. The upper side of the telescopic component slides into the second slide rail, and the top of the telescopic component passes through the second slide rail to connect with the support plate. The moving component drives the telescopic component to move along the first and second slide rails. When the upper side of the telescopic component moves out of the second slide rail, the support plate moves upward. This auxiliary device allows for the lifting of the transformer to facilitate its transfer during installation and maintenance.

Description

Installation maintenance auxiliary assembly of transformer
Technical Field
The invention relates to the technical field of transformer installation and maintenance auxiliary equipment, in particular to the transformer installation and maintenance auxiliary equipment.
Background
In the process of installing or dismantling and maintaining the transformer, the transformer needs to be transferred through a trolley, but the existing trolley only has a transfer function, and the lifting of the transformer from the ground to the place to be installed or the dismantling and moving of the transformer from the place to be installed are all required to be completed by means of equipment with a lifting function, such as the transformer body lifting device disclosed in patent CN 201320175241.0. The installation or maintenance of the transformer is currently carried out jointly by means of both the trolley and the lifting device. The invention aims at the problems and provides auxiliary equipment with transfer and lifting functions to finish transfer and height lifting of a transformer.
Disclosure of Invention
In view of the above, the present invention discloses an auxiliary device for installing and maintaining a transformer, which can effectively solve the above-mentioned problems of the prior art.
In order to achieve the above purpose, the technical scheme of the invention is to provide an installation and maintenance auxiliary device for a transformer, which comprises a bracket, a supporting plate, a first slideway, a second slideway, a moving assembly and a telescopic assembly, wherein the moving assembly is arranged in the bracket, and the supporting plate is connected with the moving assembly through the telescopic assembly;
the two groups of first slide ways are symmetrically arranged at the top of the bracket, the second slide way is arranged at one side of the top of the first slide way, and the length of the first slide way is longer than that of the second slide way;
The lower end of the telescopic component is connected with the moving component in a sliding manner in the first slideway and penetrates through the first slideway, the upper side of the telescopic component is connected with the second slideway in a sliding manner, the top of the telescopic component penetrates through the second slideway and is connected with the supporting plate, the telescopic component is driven to move along the first slideway and the second slideway through the moving component, and the supporting plate moves upwards when the upper side of the telescopic component moves away from the second slideway.
Further, a limiting support is arranged on one side, away from the second slideway, of the support.
Further, the flexible subassembly includes limiting plate, first slider, second slider, articulated level and articulated shaft, two limiting plate symmetry installs in the backup pad bottom, the second slider is installed in limiting plate bottom, two articulated level upper end is installed in the second slider through articulated shaft symmetry, two articulated level lower extreme is installed in first slider through the articulated shaft, first slider sliding connection is in first slide, second slider joint is in the second slide and can follow the second slide and remove, the slide hole has been seted up at second slide top, the limiting plate runs through the slide hole and is connected with the backup pad, just the limiting plate can follow the slide hole and remove.
Further, a pulley is arranged at one end, close to the limiting support, of the limiting plate through a shaft.
Further, a clamping groove is formed in the first slide way, clamping blocks matched with the clamping groove are arranged on the two side walls of the first slide block, and the clamping blocks can move along the clamping groove.
Further, the first sliding block and the second sliding block are identical in structure, and the cross section of the first sliding block is of a U-shaped structure.
Further, the movable assembly comprises a rotary table, a screw rod and a movable block, the screw rod is rotatably arranged on the support, one end of the screw rod penetrates through the support to be connected with the rotary table, the movable block is in threaded sleeve connection with the screw rod, and two ends of the movable block are connected with the bottom of the first sliding block.
Further, the moving assembly further comprises a connecting rod, two groups of moving blocks are arranged, and the two moving blocks are connected through the connecting rod.
Further, the support is of a cuboid frame structure, and a plurality of rubber bulges are arranged at the top of the support plate.
Further, the gyro wheel is installed to the support bottom, the support deviates from spacing support one side and installs the promotion handle.
The invention has the advantages and beneficial effects that:
(1) Placing the transformer in the backup pad, then through rotating the carousel, rotate and drive the screw pole and rotate, the screw pole drives the screw thread and cup joints the movable block above that and remove along the screw pole, and the movable block drives the first slider that is connected with it and removes along first slide, and first slider passes through articulated rod and drives the second slider and remove along the second slide, when the second slider shifts out in the second slide, the pulley contacts with spacing support, then continues to remove along first slide along spacing support, and the pulley moves from bottom to top along spacing support, when the articulated rod is vertical state, stops to rotate the carousel.
(2) The auxiliary equipment can complete the elevation lifting of the transformer, so that the transformer can be transferred conveniently during the installation and maintenance of the transformer.
Drawings
Fig. 1 is a schematic structural view of an installation and maintenance auxiliary device for a transformer according to the present invention;
FIG. 2 is a schematic view of another angle structure of FIG. 1
FIG. 3 is a schematic illustration of the disassembled structure of FIG. 1;
FIG. 4 is a schematic illustration of a disassembled structure of a portion of the structure of FIG. 3;
FIG. 5 is another angular schematic view of FIG. 4;
FIG. 6 is a view showing a state of use of an installation and maintenance auxiliary device for a transformer according to the present invention;
FIG. 7 is another angular schematic view of FIG. 6;
FIG. 8 is a schematic view of the disassembled structure of FIG. 7;
FIG. 9 is a schematic view of a portion of the structure of FIG. 8;
fig. 10 is another angular structural schematic diagram of fig. 9.
The device comprises a bracket 1, a supporting plate 2, a first slideway 3, a second slideway 4, a limiting bracket 5, a limiting plate 6, a first sliding block 7, a second sliding block 8, a hinge rod 9, a hinge shaft 10, a slideway hole 11, a pulley 12, a clamping groove 13, a clamping block 14, a turntable 15, a screw rod 16, a moving block 17, a connecting rod 18, a roller 19 and a pushing handle 20.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 10, an auxiliary device for installing and maintaining a transformer comprises a bracket 1, a support plate 2, a first slideway 3, a second slideway 4, a moving assembly and a telescopic assembly, wherein the moving assembly is installed in the bracket 1, and the support plate 2 is connected with the moving assembly through the telescopic assembly;
The two groups of first slide ways 3 are symmetrically arranged at the top of the bracket 1, the second slide ways 4 are arranged at one side of the top of the first slide ways 3, and the length of the first slide ways 3 is longer than that of the second slide ways 4;
The lower end of the telescopic component is connected with the moving component in a sliding manner in the first slideway 3 and penetrates through the first slideway 1 downwards, the upper side of the telescopic component is connected with the second slideway 4 in a sliding manner, the top of the telescopic component penetrates through the second slideway 4 and is connected with the supporting plate 2, the telescopic component is driven to move along the first slideway 3 and the second slideway 4 through the moving component, and when the upper side of the telescopic component moves out of the second slideway 4, the supporting plate 2 moves upwards.
As a preference of the above technical solution, a limit bracket 5 is mounted on the side of the bracket 1 facing away from the second slideway 4.
As the preference of above-mentioned technical scheme, flexible subassembly includes limiting plate 6, first slider 7, second slider 8, articulated lever 9 and articulated shaft 10, two limiting plate 6 symmetry is installed in backup pad 2 bottom, second slider 8 is installed in limiting plate 6 bottom, two articulated lever 9 upper end passes through articulated shaft 10 symmetry and installs in second slider 8, two articulated lever 9 lower extreme passes through articulated shaft 10 and installs in first slider 7, first slider 7 sliding connection is in first slide 3, second slider 8 joint is in second slide 4 and can follow second slide 4 and remove, slide hole 11 has been seted up at second slide 4 top, limiting plate 6 runs through slide hole 11 and is connected with backup pad 2, just limiting plate 6 can follow slide hole 11 and remove.
As a preferable mode of the above technical solution, a pulley 12 is mounted on one end of the limiting plate 6 near the limiting bracket 5 through a shaft.
As a preferable option of the above technical solution, a clamping groove 13 is provided in the first slideway 3, clamping blocks 14 adapted to the clamping groove 13 are provided on two side walls of the first slider 7, and the clamping blocks 14 can move along the clamping groove 13.
As a preferable mode of the above technical solution, the first slider 7 and the second slider 8 have the same structure, and the cross section of the first slider 7 is in a U-shaped structure.
As the optimization of above-mentioned technical scheme, the removal subassembly includes carousel 15, screw pole 16 and movable block 17, screw pole 16 rotates to be installed on support 1, screw pole 16 one end runs through support 1 and is connected with carousel 15, movable block 17 screw thread cup joints on screw pole 16, movable block 17 both ends are connected with first slider 7 bottom.
As a preferable mode of the above technical solution, the moving assembly further includes a connecting rod 18, two groups of moving blocks 17 are provided, and the two moving blocks 17 are connected through the connecting rod 18.
As the optimization of the technical scheme, the bracket 1 is of a cuboid frame structure, and a plurality of rubber bulges are arranged at the top of the supporting plate 2.
As a preferable mode of the above technical solution, the roller 19 is installed at the bottom of the bracket 1, and the pushing handle 20 is installed at one side of the bracket 1 away from the limiting bracket 5.
The implementation principle of the invention is as follows:
When the auxiliary equipment disclosed by the invention is used, as shown in fig. 1, a transformer is placed on the supporting plate, then the rotating disc is rotated to drive the screw rod to rotate, the screw rod drives the moving block in threaded sleeve connection with the screw rod to move along the screw rod, the moving block drives the first sliding block connected with the moving block to move along the first sliding way, the first sliding block drives the second sliding block to move along the second sliding way through the hinging rod, when the second sliding block moves out of the second sliding way, the pulley is contacted with the limiting support, then the pulley moves along the first sliding way continuously along the first sliding way, the pulley moves from bottom to top along the limiting support, and the rotating disc is stopped until the hinging rod is in a vertical state.
The auxiliary equipment can complete the elevation lifting of the transformer, so that the transformer can be transferred conveniently during the installation and maintenance of the transformer.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.

Claims (8)

1.一种变压器的安装维修辅助设备，其特征在于，其包括支架(1)、支撑板(2)、第一滑道(3)、第二滑道(4)、滚轮(19)、移动组件及伸缩组件，所述支架(1)底部安装有滚轮(19)，所述移动组件安装于支架(1)内，所述支撑板(2)通过伸缩组件与移动组件连接；1. An auxiliary device for the installation and maintenance of a transformer, characterized in that it includes a bracket (1), a support plate (2), a first slide rail (3), a second slide rail (4), a roller (19), a moving component and a telescopic component, wherein the bottom of the bracket (1) is equipped with a roller (19), the moving component is installed inside the bracket (1), and the support plate (2) is connected to the moving component through the telescopic component; 两组所述第一滑道(3)对称安装于支架(1)顶部，所述第二滑道(4)安装于第一滑道(3)顶部一侧，且所述第一滑道(3)的长度大于第二滑道(4)的长度；Two sets of the first slide rails (3) are symmetrically installed on the top of the bracket (1), and the second slide rail (4) is installed on one side of the top of the first slide rail (3), and the length of the first slide rail (3) is greater than the length of the second slide rail (4); 所述伸缩组件下端滑接于第一滑道(3)内并向下贯穿第一滑道(1)与移动组件连接，所述伸缩组件上侧滑接于第二滑道(4)内，且所述伸缩组件顶部贯穿第二滑道(4)与支撑板(2)连接，通过移动组件驱动伸缩组件沿第一滑道(3)和第二滑道(4)移动，且当伸缩组件上侧移出第二滑道(4)时，支撑板(2)向上移动；The lower end of the telescopic component is slidably connected to the first slide rail (3) and passes through the first slide rail (1) to connect with the moving component. The upper side of the telescopic component is slidably connected to the second slide rail (4), and the top of the telescopic component passes through the second slide rail (4) to connect with the support plate (2). The telescopic component is driven to move along the first slide rail (3) and the second slide rail (4) by the moving component. When the upper side of the telescopic component moves out of the second slide rail (4), the support plate (2) moves upward. 所述支架(1)背离第二滑道(4)的一侧安装有限位支架(5)；A limit bracket (5) is installed on the side of the bracket (1) away from the second slide rail (4); 所述伸缩组件包括限位板(6)、第一滑块(7)、第二滑块(8)、铰接杆(9)及铰接轴(10)，两个所述限位板(6)对称安装于支撑板(2)底部，所述第二滑块(8)安装于限位板(6)底部，两个所述铰接杆(9)上端通过铰接轴(10)对称安装于第二滑块(8)内，两个所述铰接杆(9)下端通过铰接轴(10)安装于第一滑块(7)内，所述第一滑块(7)滑接于第一滑道(3)内，所述第二滑块(8)卡接于第二滑道(4)内并可沿第二滑道(4)移动，所述第二滑道(4)顶部开设有滑道孔(11)，所述限位板(6)贯穿滑道孔(11)与支撑板(2)连接，且所述限位板(6)可沿滑道孔(11)移动。The telescopic assembly includes a limiting plate (6), a first slider (7), a second slider (8), a hinge rod (9), and a hinge shaft (10). The two limiting plates (6) are symmetrically installed at the bottom of the support plate (2). The second slider (8) is installed at the bottom of the limiting plate (6). The upper ends of the two hinge rods (9) are symmetrically installed in the second slider (8) through the hinge shaft (10). The lower ends of the two hinge rods (9) are installed in the first slider (7) through the hinge shaft (10). The first slider (7) slides in the first slide rail (3). The second slider (8) is engaged in the second slide rail (4) and can move along the second slide rail (4). The top of the second slide rail (4) has a slide rail hole (11). The limiting plate (6) passes through the slide rail hole (11) and is connected to the support plate (2). The limiting plate (6) can move along the slide rail hole (11). 2.根据权利要求1所述的一种变压器的安装维修辅助设备，其特征在于，所述限位板(6)靠近限位支架(5)的一端通过轴安装有滑轮(12)。2. The transformer installation and maintenance auxiliary equipment according to claim 1, characterized in that a pulley (12) is installed at one end of the limiting plate (6) near the limiting bracket (5) via a shaft. 3.根据权利要求1所述的一种变压器的安装维修辅助设备，其特征在于，所述第一滑道(3)内设有卡槽(13)，所述第一滑块(7)的两侧壁上设有与卡槽(13)相适配的卡块(14)，且所述卡块(14)可沿卡槽(13)移动。3. The transformer installation and maintenance auxiliary equipment according to claim 1, characterized in that the first slide (3) is provided with a slot (13), the two side walls of the first slider (7) are provided with a block (14) adapted to the slot (13), and the block (14) can move along the slot (13). 4.根据权利要求1所述的一种变压器的安装维修辅助设备，其特征在于，所述第一滑块(7)与第二滑块(8)结构相同，所述第一滑块(7)横截面为U型结构。4. The transformer installation and maintenance auxiliary equipment according to claim 1, characterized in that the first slider (7) and the second slider (8) have the same structure, and the cross-section of the first slider (7) is a U-shaped structure. 5.根据权利要求1所述的一种变压器的安装维修辅助设备，其特征在于，所述移动组件包括转盘(15)、螺丝杆(16)及移动块(17)，所述螺丝杆(16)转动安装于支架(1)上，所述螺丝杆(16)一端贯穿支架(1)与转盘(15)连接，所述移动块(17)螺纹套接在螺丝杆(16)上，所述移动块(17)两端与第一滑块(7)底部连接。5. An auxiliary device for the installation and maintenance of a transformer according to claim 1, characterized in that the movable component includes a turntable (15), a screw rod (16) and a movable block (17), the screw rod (16) is rotatably mounted on a bracket (1), one end of the screw rod (16) passes through the bracket (1) and is connected to the turntable (15), the movable block (17) is threaded onto the screw rod (16), and both ends of the movable block (17) are connected to the bottom of the first slider (7). 6.根据权利要求5所述的一种变压器的安装维修辅助设备，其特征在于，所述移动组件还包括连接杆(18)，所述移动块(17)设有两组，两个所述移动块(17)间通过连接杆(18)连接。6. The transformer installation and maintenance auxiliary equipment according to claim 5, characterized in that the moving component further includes a connecting rod (18), and the moving block (17) is provided in two sets, and the two moving blocks (17) are connected by the connecting rod (18). 7.根据权利要求1所述的一种变压器的安装维修辅助设备，其特征在于，所述支架(1)为长方体框架结构，所述支撑板(2)顶部设有若干橡胶凸起。7. The transformer installation and maintenance auxiliary equipment according to claim 1, characterized in that the bracket (1) is a cuboid frame structure and the top of the support plate (2) is provided with several rubber protrusions. 8.根据权利要求1所述的一种变压器的安装维修辅助设备，其特征在于，所述支架(1)背离限位支架(5)一侧安装有推动把手(20)。8. The transformer installation and maintenance auxiliary equipment according to claim 1, characterized in that a push handle (20) is installed on the side of the bracket (1) away from the limiting bracket (5).
CN202211544808.7A 2022-11-28 2022-11-28 Installation maintenance auxiliary assembly of transformer Active CN116081517B (en)

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CN116081517B true CN116081517B (en) 2026-02-24

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Citations (2)

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Publication number Priority date Publication date Assignee Title
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CN216190732U (en) * 2021-10-24 2022-04-05 朱彦谚 Auxiliary installation device for transformer

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