Motor end cover hoisting tool

By designing the motor end cover lifting tool and using the combination of the lifting chain and the winding mechanism, the problem that traditional lifting equipment cannot lift the motor end cover is solved, and efficient and stable motor end cover handling is achieved.

CN223254754UActive Publication Date: 2025-08-22SHANGHAI HENGWANG PUNCHING PARTS CO LTD
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Patent Information

Application Number
CN202422802616.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-15
Publication Date
2025-08-22
Estimated Expiration
2034-11-15

AI Technical Summary

Technical Problem

Traditional lifting equipment cannot effectively lift the motor end cover, resulting in low manpower handling efficiency, especially the difficulty in transporting the end cover of large motors.

Method used

A motor end cover lifting tool is designed, including a handling rack, a lifting mechanism and a winding mechanism. Through the combination of a hanging chain and a hanging plate, the winding mechanism is used to tighten the hanging chain to carry the motor end cover, and the stability is improved through the reinforcement mechanism.

Benefits of technology

It realizes efficient handling of motor end covers, reduces manpower consumption, and improves handling efficiency and stability.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a hoisting tool for a motor end cover, which belongs to the technical field of motor assembly and comprises a carrying frame for carrying the motor end cover, and a hoisting mechanism is arranged on the carrying frame. The lifting mechanism comprises a first lifting chain arranged on the carrying frame, a second lifting chain arranged beside the first lifting chain, a third lifting chain arranged beside the second lifting chain, a fourth lifting chain arranged beside the third lifting chain, a first lifting plate arranged on the first lifting chain and a second lifting plate arranged on the third lifting chain, the second lifting chain is arranged on the carrying frame, and the third lifting chain is arranged on the carrying frame. The fourth lifting chain is arranged on the carrying frame, the first lifting plate is arranged on the second lifting chain, the second lifting plate is arranged on the fourth lifting chain, a first winding mechanism used for winding the first lifting chain and the second lifting chain at the same time is arranged on the carrying frame, and a second winding mechanism used for winding the third lifting chain and the fourth lifting chain at the same time is arranged on the carrying frame. The device has the effects of saving manpower and improving the carrying efficiency.
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Description

Technical Field

[0001] The utility model relates to the technical field of motor assembly, in particular to a motor end cover lifting tool. Background Art

[0002] The motor end cover is a back cover installed behind the motor casing. During the manufacturing and assembly process of the motor, the motor end cover needs to be transported. For some larger motors, the motor end cover is also relatively heavy and large in size. It is very inconvenient to transport it by manpower, and the hook of traditional lifting equipment cannot hook the motor end cover. The motor end cover needs to be manually moved to the transport rack, which requires a lot of manpower and low transportation efficiency.

[0003] In view of the above-mentioned related technologies, it is urgent to design and develop a motor end cover lifting tooling to save manpower and improve handling efficiency. Utility Model Content

[0004] In order to save manpower and improve handling efficiency, the present application provides a motor end cover lifting tool.

[0005] The motor end cover lifting tool provided in this application adopts the following technical solution:

[0006] A motor end cover lifting tool comprises a transport frame for transporting the motor end cover, the transport frame is provided with a lifting mechanism, the lifting mechanism comprises a lifting chain 1 arranged on the transport frame, a lifting chain 2 arranged next to the lifting chain 1, a lifting chain 3 arranged next to the lifting chain 2, a lifting chain 4 arranged next to the lifting chain 3, a hanging plate 1 arranged on the lifting chain 1 and a hanging plate 2 arranged on the lifting chain 3, the lifting chain 2 is arranged on the transport frame, the lifting chain 3 is arranged on the transport frame, the lifting chain 4 is arranged on the transport frame, the hanging plate 1 is arranged on the lifting chain 2, the hanging plate 2 is arranged on the lifting chain 4, the transport frame is provided with a first winding mechanism for simultaneously winding up the lifting chain 1 and the lifting chain 2, and the transport frame is provided with a second winding mechanism for simultaneously winding up the lifting chain 3 and the lifting chain 4.

[0007] By adopting the above technical solution, the first lifting chain is arranged on the transport frame, the second lifting chain is arranged on the transport frame, the second lifting chain is arranged next to the first lifting chain, the first lifting plate is arranged on the first lifting chain, the first lifting plate is arranged on the second lifting chain, the third lifting plate is arranged on the transport frame, the fourth lifting chain is arranged on the transport frame, the third lifting chain is arranged next to the second lifting chain, the fourth lifting chain is arranged next to the third lifting chain, the second lifting plate is arranged on the third lifting chain, and the second lifting plate is arranged on the fourth lifting chain. When the motor end cover needs to be transported, the first lifting plate and the second lifting plate are slid to the bottom of the motor end cover, and the first winding mechanism and the second winding mechanism are driven at the same time to drive the first lifting plate, the second lifting chain, the third lifting chain and the fourth lifting chain to be tightened, so that the motor end cover can be lifted, thereby facilitating the transportation of the motor end cover.

[0008] Preferably, a sliding hole 1 is provided on the side of the hanging plate 1, and a sliding hole 2 is provided on the side of the hanging plate 2. A reinforcement mechanism is provided in the transport frame, and the reinforcement mechanism includes a side panel 1 provided on the hanging plate 1 and a side panel 2 provided on the hanging plate 1. One end of the side panel 1 is slidably provided in the sliding hole 1, and the other end of the side panel 1 is slidably provided in the sliding hole 2. One end of the side panel 2 is slidably provided in the sliding hole 1, and the other end of the side panel 2 is slidably provided in the sliding hole 2.

[0009] By adopting the above technical solution, a sliding hole 1 is opened on the side of the hanger plate 1, a sliding hole 2 is opened on the side of the hanger plate 2, the side panel 1 is arranged on the hanger plate 1, the side panel 2 is arranged on the hanger plate 1, one end of the side panel 1 is slidably arranged in the sliding hole 1, the other end of the side panel 1 is slidably arranged in the sliding hole 2, one end of the side panel 2 is slidably arranged in the sliding hole 1, the other end of the side panel 2 is slidably arranged in the sliding hole 2. In the process of transporting the motor end cover, a rectangular lifting space can be formed between the hanger plate 1, the hanger plate 2, the side panel 1 and the side panel 2 by sliding the side panel 1 and the side panel 2 to the bottom of the motor end cover, thereby improving the stability of transporting the motor end cover.

[0010] Preferably, a limiting hole 1 is provided on the side surface of the hanging plate 1, and the limiting hole 1 is communicated with the sliding hole 1; a limiting hole 2 is provided on the side surface of the hanging plate 2, and the limiting hole 2 is communicated with the sliding hole 2; a limiting block 1 is provided on the top surface of one side of the side panel 1, and the limiting block 1 is slidably provided in the limiting hole 1; a limiting block 2 is provided on the top surface of the other side of the side panel 1, and the limiting block 2 is slidably provided in the limiting hole 2; a limiting block 3 is provided on the top surface of one side of the side panel 2, and the limiting block 3 is slidably provided in the limiting hole 1; a limiting block 4 is provided on the top surface of the other side of the side panel 2, and the limiting block 4 is slidably provided in the limiting hole 2.

[0011] By adopting the above technical solution, a limiting hole 1 is provided on the side of the hanger plate 1, and the limiting hole 1 is connected with the sliding hole 1; a limiting hole 2 is provided on the side of the hanger plate 2, and the limiting hole 2 is connected with the sliding hole 2; a limiting block 1 is provided on the top surface of one side of the side panel 1, and the limiting block 1 is slidably provided in the limiting hole 1; a limiting block 2 is provided on the top surface of the other side of the side panel 1, and the limiting block 2 is slidably provided in the limiting hole 2; a limiting block 3 is provided on the top surface of one side of the side panel 2, and the limiting block 3 is slidably provided in the limiting hole 1; a limiting block 4 is provided on the top surface of the other side of the side panel 2, and the limiting block 4 is slidably provided in the limiting hole 2; the limiting block 1 prevents the side panel 1 from separating from the hanger plate 1, the limiting block 2 prevents the side panel 1 from separating from the hanger plate 2, the limiting block 3 prevents the side panel 2 from separating from the hanger plate 1, and the limiting block 4 prevents the side panel 2 from separating from the hanger plate 2, thereby improving the stability of the connection between the hanger plate 1, the hanger plate 2, the side panel 1 and the side panel 2.

[0012] Preferably, the reinforcement mechanism includes an anti-slip assembly, which includes a clamping plate 1 that can block one end of the limiting hole 1, a clamping plate 2 that can block the other end of the limiting hole 1, a clamping plate 3 that can block one end of the limiting hole 2, and a clamping plate 4 that can block the other end of the limiting hole 2. The clamping plate 1 is rotatably set on one side surface of the hanging plate 1, the clamping plate 2 is rotatably set on the other side surface of the hanging plate 1, the clamping plate 3 is rotatably set on one side surface of the hanging plate 2, and the clamping plate 4 is rotatably set on the other side surface of the hanging plate 2.

[0013] By adopting the above technical solution, card plate 1 is rotatably set on one side surface of hanging plate 1, and card plate 1 can block one end of limiting hole 1; card plate 2 is rotatably set on the other side surface of hanging plate 1, and card plate 2 can block the other end of limiting hole 1; card plate 3 is rotatably set on one side surface of hanging plate 2, and card plate 3 can block one end of limiting hole 2; card plate 4 is rotatably set on the other side surface of hanging plate 2, and card plate 4 can block the other end of limiting hole 2, thereby further improving the stability of the connection between hanging plate 1, hanging plate 2, side plate 1 and side plate 2, thereby improving the stability during transportation.

[0014] Preferably, the first winding mechanism includes a mounting plate arranged on the transport frame, a motor 1 arranged in the mounting plate and a rotating shaft 1 fixed on the output shaft of the motor 1, a transfer groove is opened on the side of the mounting plate, the transfer groove is connected to the bottom surface of the mounting plate, the rotating shaft 1 is rotatably arranged in the transfer groove, the lifting chain 1 is connected to the rotating shaft 1, and the lifting chain 2 is connected to the rotating shaft 1.

[0015] By adopting the above technical solution, the mounting plate is arranged on the transport frame, and a transfer groove is opened on the side of the mounting plate, the transfer groove is connected to the bottom surface of the mounting plate, the motor 1 is arranged in the mounting plate, the rotating shaft 1 is fixed on the output shaft of the motor 1, the lifting chain 1 is connected to the rotating shaft 1, and the lifting chain 2 is connected to the rotating shaft 1. When the length of the lifting chain 1 and the lifting chain 2 needs to be adjusted, the driving motor 1 drives the rotating shaft 1 to rotate, which is convenient for winding or unwinding the lifting chain 1 and the lifting chain 2.

[0016] Preferably, a rotating groove is provided on the side of the mounting plate, and the rotating groove is connected to the bottom surface of the mounting plate. The second winding mechanism includes a second motor arranged in the mounting plate and a second rotating shaft fixed on the output shaft of the second motor. The second rotating shaft is rotatably arranged in the rotating groove, the third hanging chain is connected to the second rotating shaft, and the fourth hanging chain is connected to the second rotating shaft.

[0017] By adopting the above technical solution, a rotating groove is opened on the side of the mounting plate, the rotating groove is connected to the bottom surface of the mounting plate, the motor 2 is arranged in the mounting plate, the rotating shaft 2 is fixed on the output shaft of the motor 2, the rotating shaft 2 is rotatably arranged in the rotating groove, the lifting chain 3 is connected to the rotating shaft 2, and the lifting chain 4 is connected to the rotating shaft 2. When it is necessary to adjust the length of the lifting chain 3 and the lifting chain 4, the driving motor 2 drives the rotating shaft 2 to rotate, which is convenient for winding or unwinding the lifting chain 3 and the lifting chain 4.

[0018] Preferably, a sliding hole is provided on the top surface of the transport rack, a sliding groove is provided on the side wall of the sliding hole, the mounting plate is slidably set in the sliding groove, the mounting plate is slidably set in the sliding hole, and the lifting chain 1, lifting chain 2, lifting chain 3, and lifting chain 4 are all slidably set in the sliding hole.

[0019] By adopting the above technical solution, a sliding hole is opened on the top surface of the transport rack, a sliding groove is opened on the side wall of the sliding hole, the mounting plate is slidably set in the sliding groove, the mounting plate is slidably set in the sliding hole, and the lifting chain 1, lifting chain 2, lifting chain 3, and lifting chain 4 are all slidably set in the sliding hole, which facilitates the sliding of lifting chain 1, lifting chain 2, lifting chain 3, and lifting chain 4.

[0020] Preferably, universal wheels are provided on the bottom surface of the transport rack.

[0021] By adopting the above technical solution, the sliding transport frame is facilitated, thereby facilitating the transport of the motor end cover.

[0022] In summary, this application includes at least one of the following beneficial technical effects:

[0023] 1. Lifting chain 1 is set on the transport frame, lifting chain 2 is set on the transport frame, lifting chain 2 is set beside lifting chain, hanging plate 1 is set on lifting chain 1, hanging plate 1 is set on lifting chain 2, lifting chain 3 is set on the transport frame, lifting chain 4 is set on the transport frame, lifting chain 3 is set beside lifting chain 2, lifting chain 4 is set beside lifting chain 3, hanging plate 2 is set on lifting chain 3, and hanging plate 2 is set on lifting chain 4. When the motor end cover needs to be transported, hanging plate 1 and hanging plate 2 are slid to the bottom of the motor end cover, and the first winding mechanism and the second winding mechanism are driven at the same time to tighten lifting chain 1, lifting chain 2, lifting chain 3 and lifting chain 4, so that the motor end cover can be lifted, thereby facilitating the transportation of the motor end cover;

[0024] 2. A sliding hole 1 is provided on the side of the hanging plate 1, and a sliding hole 2 is provided on the side of the hanging plate 2. The side plate 1 is arranged on the hanging plate 1, and the side plate 2 is arranged on the hanging plate 1. One end of the side plate 1 is slidably arranged in the sliding hole 1, and the other end of the side plate 1 is slidably arranged in the sliding hole 2. One end of the side plate 2 is slidably arranged in the sliding hole 1, and the other end of the side plate 2 is slidably arranged in the sliding hole 2. In the process of transporting the motor end cover, the side plate 1 and the side plate 2 can be slidably arranged on the bottom of the motor end cover to form a rectangular lifting space between the hanging plate 1, the hanging plate 2, the side plate 1 and the side plate 2, thereby improving the stability of transporting the motor end cover;

[0025] 3. A sliding hole is provided on the top surface of the transport rack, and a sliding groove is provided on the side wall of the sliding hole. The mounting plate is slidably set in the sliding groove, and the mounting plate is slidably set in the sliding hole. Lifting chain 1, lifting chain 2, lifting chain 3, and lifting chain 4 are all slidably set in the sliding hole, which facilitates the sliding of lifting chain 1, lifting chain 2, lifting chain 3, and lifting chain 4. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the motor end cover lifting tooling in the embodiment of the present application.

[0027] Figure 2 It is a cross-sectional view of the placement box in the embodiment of the present application.

[0028] Figure 3 It is a structural diagram of the reinforcement mechanism in an embodiment of the present application.

[0029] Description of reference numerals:

[0030] 1. Transport frame; 11. Universal wheel; 12. Sliding hole; 13. Sliding groove; 2. Lifting mechanism; 21. Lifting chain 1; 22. Lifting chain 2; 23. Lifting chain 3; 24. Lifting chain 4; 25. Lifting plate 1; 251. Sliding hole 1; 252. Limiting hole 1; 26. Lifting plate 2; 261. Sliding hole 2; 262. Limiting hole 2; 3. First winding mechanism; 31. Mounting plate; 311. Transfer groove; 312. Rotating groove; 32. Motor 1; 33. Rotating shaft 1; 4. Second winding mechanism; 41. Motor 2; 42. Rotating shaft 2; 5. Reinforcement mechanism; 51. Side panel 1; 52. Side panel 2; 53. Anti-slip assembly; 531. Pallet 1; 532. Pallet 2; 533. Pallet 3; 534. Pallet 4. DETAILED DESCRIPTION

[0031] The following is combined with Figure 1-3 This application is described in further detail.

[0032] The embodiment of the present application discloses a motor end cover lifting tool, referring to Figure 1 and Figure 2As shown, a motor end cover lifting tool includes a transport frame 1, a lifting mechanism 2, a first winding mechanism 3, a second winding mechanism 4 and a reinforcement mechanism 5.

[0033] Reference Figure 1 As shown, the transport rack 1 is arranged horizontally, with the length direction of the transport rack 1 parallel to the ground. Universal wheels 11 are arranged on the bottom surface of the transport rack 1. There are four universal wheels 11, which are respectively located at the four corners of the bottom surface of the transport rack 1.

[0034] Reference Figure 1 As shown, a sliding hole 12 is provided on the top surface of the transport rack 1, and the length direction of the sliding hole 12 is the same as the length direction of the transport rack 1. A sliding groove 13 is provided on the side wall of the sliding hole 12. There are two sliding grooves 13, and the two sliding grooves 13 are symmetrical about the center line in the width direction of the top surface of the transport rack 1, and the length direction of the sliding groove 13 is the same as the length direction of the sliding hole 12.

[0035] Reference Figure 1 As shown, the lifting mechanism 2 includes a lifting chain 21, a lifting chain 22, a lifting chain 3 23, a lifting chain 4 24, a lifting plate 1 25 and a lifting plate 2 26. The lifting chain 21, the lifting chain 22, the lifting chain 3 23 and the lifting chain 4 24 are all slidably arranged in the sliding hole 12. The lifting plate 1 25 is arranged on the lifting chain 1 21, the lifting plate 1 25 is arranged on the lifting chain 2 22, the lifting plate 2 26 is arranged on the lifting chain 3 23, and the lifting plate 2 26 is arranged on the lifting chain 4 24.

[0036] Reference Figure 1 and Figure 2 As shown, the first winding mechanism 3 includes a mounting plate 31, a motor 32 and a rotating shaft 33. The mounting plate 31 is slidably set in the sliding groove 13, and the mounting plate 31 is slidably set in the sliding hole 12. A transfer groove 311 is opened on the side of the mounting plate 31, and the transfer groove 311 is connected to the bottom surface of the mounting plate 31. A rotating groove 312 is opened on the side of the mounting plate 31, and the rotating groove 312 is connected to the bottom surface of the mounting plate 31.

[0037] Reference Figure 1 and Figure 2 As shown, motor 1 32 is arranged in the mounting plate 31, shaft 1 33 is fixed on the output shaft of motor 1 32, shaft 1 33 is rotatably arranged in the adapter groove 311, chain 1 21 is connected to shaft 1 33, and chain 2 22 is connected to shaft 1 33. When the length of chain 1 21 and chain 2 22 needs to be adjusted, the driving motor 1 32 drives the shaft 1 33 to rotate, so as to facilitate the winding or unwinding of chain 1 21 and chain 2 22.

[0038] Reference Figure 1 and Figure 2As shown, the second winding mechanism 4 includes a second motor 41 and a second rotating shaft 42. The second motor 41 is arranged in the mounting plate 31, the second rotating shaft 42 is fixed on the output shaft of the second motor 41, the second rotating shaft 42 is rotatably arranged in the rotating groove 312, the third hanging chain 23 is connected to the second rotating shaft 42, and the fourth hanging chain 24 is connected to the second rotating shaft 42.

[0039] Reference Figure 1 and Figure 2 As shown, when the length of the lifting chain three 23 and the lifting chain four 24 needs to be adjusted, the driving motor two 41 drives the rotating shaft two 42 to rotate, so as to facilitate the winding or unwinding of the lifting chain three 23 and the lifting chain four 24, and to facilitate the sliding of the lifting chain one 21, the lifting chain two 22, the lifting chain three 23 and the lifting chain four 24.

[0040] Reference Figure 1 and Figure 2 As shown, when the motor end cover needs to be moved, the hanging plate 1 25 and the hanging plate 2 26 are slid onto the bottom of the motor end cover, and the motor 1 32 and the motor 2 41 are driven at the same time, driving the hanging chain 1 21, the hanging chain 22, the hanging chain 3 23 and the hanging chain 4 24 to be tightened, so that the motor end cover can be lifted, thereby facilitating the transportation of the motor end cover.

[0041] Reference Figure 1 and Figure 3 As shown, a sliding hole 1 251 is provided on the side of the hanger plate 1 25, and a sliding hole 261 is provided on the side of the hanger plate 26. The reinforcement mechanism 5 includes a side panel 1 51, a side panel 2 52 and an anti-slip assembly 53. One end of the side panel 1 51 is slidably set in the sliding hole 1 251, and the other end of the side panel 1 51 is slidably set in the sliding hole 261. One end of the side panel 2 52 is slidably set in the sliding hole 1 251, and the other end of the side panel 2 52 is slidably set in the sliding hole 261.

[0042] Reference Figure 1 and Figure 3 As shown, during the process of transporting the motor end cover, the side panel 1 51 and the side panel 2 52 can be slid onto the bottom of the motor end cover so that a rectangular lifting space is formed between the hanging plate 1 25, the hanging plate 2 26, the side panel 1 51 and the side panel 2 52, thereby improving the stability of transporting the motor end cover.

[0043] Reference Figure 1 and Figure 3 As shown, a limiting hole 252 is provided on the side of the hanging plate 25, and the limiting hole 252 is connected to the sliding hole 251. A limiting hole 262 is provided on the side of the hanging plate 26, and the limiting hole 262 is connected to the sliding hole 261. A limiting block 1 is provided on the top surface of one side of the side plate 51, and the limiting block 1 is slidably provided in the limiting hole 252. A limiting block 2 is provided on the top surface of the other side of the side plate 51, and the limiting block 2 is slidably provided in the limiting hole 262.

[0044] Reference Figure 1 and Figure 3 As shown, a limiting block three is provided on the top surface of one side of the side panel two 52, and the limiting block three is slidably provided in the limiting hole one 252. A limiting block four is provided on the top surface of the other side of the side panel two 52, and the limiting block four is slidably provided in the limiting hole two 262. The limiting block one prevents the side panel one 51 from being separated from the hanging plate one 25, the limiting block two prevents the side panel one 51 from being separated from the hanging plate two 26, the limiting block three prevents the side panel two 52 from being separated from the hanging plate one 25, and the limiting block four prevents the side panel two 52 from being separated from the hanging plate two 26, thereby improving the stability of the connection between the hanging plate one 25, the hanging plate two 26, the side panel one 51 and the side panel two 52.

[0045] Reference Figure 3 As shown, the anti-slip assembly 53 includes a card plate 1 531, a card plate 2 532, a card plate 3 533 and a card plate 4 534. The card plate 1 531 is rotatably set on one side of the hanging plate 1 25, and the card plate 1 531 can block one end of the limiting hole 1 252. The card plate 2 532 is rotatably set on the other side of the hanging plate 1 25, and the card plate 2 532 can block the other end of the limiting hole 1 252. The card plate 3 533 is rotatably set on one side of the hanging plate 26, and the card plate 3 533 can block one end of the limiting hole 2 262. The card plate 4 534 is rotatably set on the other side of the hanging plate 26, and the card plate 4 534 can block the other end of the limiting hole 2 262, further improving the stability of the connection between the hanging plate 1 25, the hanging plate 2 26, the side plate 1 51 and the side plate 2 52, thereby improving the stability during transportation.

[0046] The implementation principle of a motor end cover lifting tool in the embodiment of the present application is as follows:

[0047] When the motor end cover needs to be moved, the hanging plate 1 25 and the hanging plate 2 26 are slid onto the bottom of the motor end cover, and the motor 1 32 and the motor 2 41 are driven at the same time, driving the hanging chain 1 21, the hanging chain 22, the hanging chain 3 23 and the hanging chain 4 24 to be tightened, so that the motor end cover can be lifted, thereby facilitating the movement of the motor end cover.

[0048] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A motor end cover lifting tool, comprising a transport frame (1) for transporting the motor end cover, characterized in that: The transport frame (1) is provided with a lifting mechanism (2), and the lifting mechanism (2) comprises a lifting chain (21) provided on the transport frame (1), a lifting chain (22) provided next to the lifting chain (21), a lifting chain (3) provided next to the lifting chain (22), a lifting chain (4) provided next to the lifting chain (23), a lifting plate (25) provided on the lifting chain (21), and a lifting plate (26) provided on the lifting chain (23). The lifting chain (22) is provided on the transport frame (1). The third chain (23) is arranged on the transport frame (1), the fourth chain (24) is arranged on the transport frame (1), the first hanging plate (25) is arranged on the second chain (22), and the second hanging plate (26) is arranged on the fourth chain (24). The transport frame (1) is provided with a first winding mechanism (3) for simultaneously winding up the first chain (21) and the second chain (22), and the transport frame (1) is provided with a second winding mechanism (4) for simultaneously winding up the third chain (23) and the fourth chain (24).

2. The motor end cover lifting tool according to claim 1, characterized in that: A sliding hole 1 (251) is provided on the side of the hanging plate 1 (25), and a sliding hole 2 (261) is provided on the side of the hanging plate 2 (26). A reinforcement mechanism (5) is provided in the transport frame (1), and the reinforcement mechanism (5) includes a side plate 1 (51) provided on the hanging plate 1 (25) and a side plate 2 (52) provided on the hanging plate 1 (25). One end of the side plate 1 (51) is slidably provided in the sliding hole 1 (251), and the other end of the side plate 1 (51) is slidably provided in the sliding hole 2 (261). One end of the side plate 2 (52) is slidably provided in the sliding hole 1 (251), and the other end of the side plate 2 (52) is slidably provided in the sliding hole 2 (261).

3. The motor end cover lifting device according to claim 2, characterized in that: A limiting hole 1 (252) is provided on the side surface of the hanging plate 1 (25), and the limiting hole 1 (252) is communicated with the sliding hole 1 (251). A limiting hole 2 (262) is provided on the side surface of the hanging plate 2 (26), and the limiting hole 2 (262) is communicated with the sliding hole 2 (261). A limiting block 1 is provided on the top surface of one side of the side plate 1 (51), and the limiting block 1 is slidably provided in the limiting hole 1 (252). A limiting block 2 is provided on the top surface of the other side of the side plate 1 (51), and the limiting block 2 is slidably provided in the limiting hole 2 (262). A limiting block 3 is provided on the top surface of one side of the side plate 2 (52), and the limiting block 3 is slidably provided in the limiting hole 1 (252). A limiting block 4 is provided on the top surface of the other side of the side plate 2 (52), and the limiting block 4 is slidably provided in the limiting hole 2 (262).

4. The motor end cover lifting tool according to claim 3, characterized in that: The reinforcing mechanism (5) includes an anti-slip assembly (53), and the anti-slip assembly (53) includes a card plate 1 (531) that can block one end of the limiting hole 1 (252), a card plate 2 (532) that can block the other end of the limiting hole 1 (252), a card plate 3 (533) that can block one end of the limiting hole 2 (262), and a card plate 4 (534) that can block the other end of the limiting hole 2 (262), wherein the card plate 1 (531) is rotatably disposed on one side of the hanging plate 1 (25), the card plate 2 (532) is rotatably disposed on the other side of the hanging plate 1 (25), the card plate 3 (533) is rotatably disposed on one side of the hanging plate 2 (26), and the card plate 4 (534) is rotatably disposed on the other side of the hanging plate 2 (26).

5. The motor end cover lifting tool according to claim 1, characterized in that: The first winding mechanism (3) includes a mounting plate (31) arranged on the transport frame (1), a motor (32) arranged in the mounting plate (31), and a rotating shaft (33) fixed on the output shaft of the motor (32), a transfer groove (311) is provided on the side surface of the mounting plate (31), the transfer groove (311) is connected to the bottom surface of the mounting plate (31), the rotating shaft (33) is rotatably arranged in the transfer groove (311), the lifting chain (21) is connected to the rotating shaft (33), and the lifting chain (22) is connected to the rotating shaft (33).

6. The motor end cover lifting tool according to claim 5, characterized in that: A rotation groove (312) is provided on the side surface of the mounting plate (31), and the rotation groove (312) is communicated with the bottom surface of the mounting plate (31). The second winding mechanism (4) includes a second motor (41) arranged in the mounting plate (31) and a second rotating shaft (42) fixed on the output shaft of the second motor (41). The second rotating shaft (42) is rotatably arranged in the rotation groove (312). The third hanging chain (23) is connected to the second rotating shaft (42), and the fourth hanging chain (24) is connected to the second rotating shaft (42).

7. The motor end cover lifting tool according to claim 6, characterized in that: A sliding hole (12) is provided on the top surface of the transport rack (1), a sliding groove (13) is provided on the side wall of the sliding hole (12), the mounting plate (31) is slidably arranged in the sliding groove (13), the mounting plate (31) is slidably arranged in the sliding hole (12), and the lifting chain 1 (21), the lifting chain 2 (22), the lifting chain 3 (23), and the lifting chain 4 (24) are all slidably arranged in the sliding hole (12).

8. The motor end cover lifting tool according to claim 1, characterized in that: Universal wheels (11) are provided on the bottom surface of the transport frame (1).