Low-voltage module assembly auxiliary tool

By using limiters and telescopic locking devices to fix the side plates during the low-pressure module assembly process, the problem of screw hole misalignment was solved, the assembly accuracy and structural stability were improved, and the complexity and cost of manual operation were reduced.

CN224102823UActive Publication Date: 2026-04-10SUZHOU HENGGE NEW ENERGY TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SUZHOU HENGGE NEW ENERGY TECHNOLOGY CO LTD
Filing Date
2025-04-18
Publication Date
2026-04-10

AI Technical Summary

Technical Problem

During the assembly of low-pressure modules, manual operation often causes the screw holes on adjacent side plates to be misaligned, affecting assembly accuracy and module structural stability. In addition, there is a lack of low-cost and easy-to-maintain dedicated tooling.

Method used

The system employs a front limiter, right limiter, rear limiter, and left limiter on the base, along with a telescopic locking device, to quickly secure the four side plates of the low-voltage module, ensuring that the screw holes are aligned and facilitating bolt locking.

Benefits of technology

This technology enables rapid fixing of the low-voltage module side plate, ensuring screw hole alignment, improving assembly accuracy and structural stability, and reducing the probability of human error.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the field of low-voltage module assembly, and particularly relates to a low-voltage module assembly auxiliary tool which comprises a base, a bottom plane bakelite plate is fixedly arranged on the upper surface of the base, and a module front end limiting stopper and a module right end limiting stopper are fixedly arranged on the front side and the right side of the bottom plane bakelite plate on the base or the bottom plane bakelite plate correspondingly. A module rear end limiter and a module left end limiter are respectively arranged on the rear side and the left side of the bottom plane bakelite plate on the base through telescopic locking devices; the length between the left side and the right side of the module front-end limiting stopper and the length between the left side and the right side of the module rear-end limiting stopper are both smaller than the distance between the module left-end limiting stopper and the module right-end limiting stopper. The length between the front side and the rear side of the module left end limiting stopper and the length between the front side and the rear side of the module right end limiting stopper are both smaller than the distance between the module front end limiting stopper and the module rear end limiting stopper. The problem that screw holes in adjacent side plates are often staggered due to manual operation at present is solved.
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Description

TECHNICAL FIELD

[0001] The application belongs to the field of low-voltage module assembly, and particularly relates to an auxiliary tool for low-voltage module assembly. BACKGROUND

[0002] In the assembly process of a low-voltage module (such as a battery module), as shown in the accompanying drawings, the conventional method usually relies on manual operation to place several module units 20 together, and after the module units 20 are aligned, the side plates 19 are used to enclose the module units 20, wherein the screw holes (M, N) on the side plates 19 located at the two sides of the whole (low-voltage module 18) composed of the module units 20 combined together are aligned, so as to facilitate locking, since the components of the low-voltage module 18 are large in size and heavy in weight, the length of the side plates 19 is also large, and manual operation often leads to misalignment of the screw holes (for example, the screw hole N on the side plate 19 of the front side of the low-voltage module 18 is not aligned with the screw hole M on the side plate 19 of the right side of the low-voltage module 18), insufficient assembly precision, and the like, which affect the stability of the overall structure of the module. Figure 6 CONTENT OF THE UTILITY MODEL

[0003] The purpose of the application is mainly to solve the problems of the prior art, that is, to temporarily fix the side plates of the low-voltage module around and ensure the alignment of the screw holes on the adjacent side plates by using the front end stopper and the right end stopper fixed on the front side and the right side of the bottom plane bakelite plate of the base, and the module rear end stopper and the module left end stopper arranged on the left side and the rear side of the bottom plane bakelite plate through the telescopic lock, so as to facilitate the next step of bolt locking, and solve the problem of misalignment of the screw holes on the adjacent side plates caused by manual operation.

[0004] In order to achieve the above-mentioned purpose, the technical scheme adopted by the application is as follows:

[0005] ​The application discloses a low-pressure mold assembly auxiliary tool, which comprises a base, a bottom flat bakelite plate is fixed on the upper surface of the base, a mold front end limiter and a mold right end limiter are respectively fixed on the front side and the right side of the bottom flat bakelite plate, a mold rear end limiter and a mold left end limiter are respectively arranged on the base through telescopic locks on the rear side and the left side of the bottom flat bakelite plate, the rear side of the bottom flat bakelite plate is located in the telescopic range of the telescopic lock on the rear side of the bottom flat bakelite plate, the left side of the bottom flat bakelite plate is located in the telescopic range of the telescopic lock on the left side of the bottom flat bakelite plate, the length between the left and right sides of the mold front end limiter and the length between the left and right sides of the mold rear end limiter are both smaller than the distance between the mold left end limiter and the mold right end limiter, and the length between the front and back sides of the mold left end limiter and the length between the front and back sides of the mold right end limiter are both smaller than the distance between the mold front end limiter and the mold rear end limiter.

[0006] Preferably, the mold front end limiter is a front side bakelite plate, the front side bakelite plate is parallel to the front side wall of the bottom flat bakelite plate, and the bottom flat bakelite plate is a cuboid.

[0007] Preferably, the top end of the front side bakelite plate is higher than the top end of the bottom flat bakelite plate.

[0008] Preferably, the mold right end limiter is a right side bakelite plate.

[0009] Preferably, the top end of the right side bakelite plate is higher than the top end of the bottom flat bakelite plate.

[0010] Preferably, the rear end limiter comprises a rear side bakelite plate, the rear side bakelite plate is parallel to the rear side wall of the bottom flat bakelite plate, the bottom flat bakelite plate is a cuboid, and the rear side wall of the rear side bakelite plate is fixedly connected with the execution end of the telescopic lock on the rear side of the bottom flat bakelite plate.

[0011] Preferably, the lower end of the rear side bakelite plate is higher than the upper surface of the bottom flat bakelite plate.

[0012] Preferably, the left end limiter comprises a left side bakelite plate, and the left side wall of the left side bakelite plate is fixedly connected with the execution end of the telescopic lock on the left side of the bottom flat bakelite plate.

[0013] Preferably, the lower end of the left side bakelite plate is higher than the upper surface of the bottom flat bakelite plate.

[0014] Preferably, the telescopic lock comprises a fixed seat, a sliding rail, a sliding block, a connecting plate, a bracket, a top rod, a through hole, a first connecting rod, a second connecting rod and a handle, the fixed seat is fixed on the base, the upper surface of the fixed seat is provided with the sliding rail and the bracket, the sliding block is slidably arranged between the two ends of the sliding rail, the connecting plate is fixedly arranged on the sliding block, the bracket is provided with the through hole, the axis of the through hole is parallel to the sliding rail, the projection of the bracket on the length line of the sliding rail is located between the two ends of the length line of the sliding rail, the top rod penetrates through the through hole between the two ends of the top rod, one end of the first connecting rod is rotatably connected with the bracket, the other end of the first connecting rod is rotatably connected with one end of the second connecting rod, the other end of the second connecting rod is rotatably connected with one end of the top rod, the rotation axes of the first connecting rod and the bracket, the second connecting rod and the first connecting rod, and the second connecting rod and the top rod are parallel to each other, one end of the handle is fixedly connected with the second connecting rod near the rotatable connection between the second connecting rod and the first connecting rod, the length of the second connecting rod is less than the length of the first connecting rod, and the end of the top rod away from the second connecting rod is the execution end of the telescopic lock (preferably, the handle is perpendicular to the second connecting rod).

[0015] Preferably, a baffle is arranged on one side between the two ends of the first connecting rod in a radial direction, the distance from the end of the baffle away from the first connecting rod to the first connecting rod is greater than the distance from the top rod to the first connecting rod, the projection of the actual distance between the top rod and the first connecting rod on the baffle is equal to the actual distance between the top rod and the first connecting rod, and the distance from the top rod to the baffle is less than the length of the second connecting rod.

[0016] Compared with the prior art, the telescopic lock has the following beneficial effects:

[0017] The front end limiter and the right end limiter are arranged on the front side and the right side of the bottom plane bakelite plate on the base, the module rear end limiter and the module left end limiter are arranged on the left side and the rear side of the bottom plane bakelite plate through the telescopic lock, the four surrounding side plates of the low-voltage module can be temporarily fixed and the screw holes on the adjacent side plates can be aligned, the next step of bolt locking is facilitated, and the problem that the screw holes on the adjacent side plates are often misaligned due to manual operation is solved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The structure of the present application is shown in the structural schematic diagram;

[0019] Figure 2 The structure of the present application is shown in the structural schematic diagram; Figure 1 The structure of the present application is shown in the structural schematic diagram;

[0020] Figure 3The diagram showing the relationship between the telescopic locking device and the rear bakelite board in this application;

[0021] Figure 4 for Figure 3 Exploded view;

[0022] Figure 5 This is a state diagram of the application during operation;

[0023] Figure 6 This is a schematic diagram of installing a side panel after assembling several modular units together.

[0024] The components are as follows: 1. Base; 2. Bottom flat bakelite board; 3. Front bakelite board; 4. Right bakelite board; 5. Rear bakelite board; 6. Left bakelite board; 7. Fixing seat; 8. Slide rail; 9. Slider; 10. Connecting plate; 11. Bracket; 12. Top rod; 13. Through hole; 14. Top plate; 15. First connecting rod; 16. Second connecting rod; 17. Handle; 18. Low-pressure module; 19. Side plate; 20. Module unit; 21. Screw hole. Detailed Implementation

[0025] like Figures 1-6 As shown, a low-voltage module assembly auxiliary tooling includes a base 1. A bottom flat bakelite board 2 is fixedly mounted on the upper surface of the base 1. A module front end limiter and a module right end limiter are fixedly mounted on the base 1 or the bottom flat bakelite board 2 on the front and right sides of the bottom flat bakelite board 2, respectively. A module rear end limiter and a module left end limiter are respectively mounted on the base 1 on the rear and left sides of the bottom flat bakelite board 2 via telescopic locking devices. The rear side of the bottom flat bakelite board 2 is within the telescopic range of the telescopic locking device on the rear side of the bottom flat bakelite board 2. The left side of the bottom flat bakelite board 2 is within the telescopic range of the telescopic locking device on the left side of the bottom flat bakelite board 2. The length between the left and right sides of the module front end limiter and the length between the left and right sides of the module rear end limiter are both less than the distance between the module left end limiter and the module right end limiter. The length between the front and rear sides of the module left end limiter and the length between the front and rear sides of the module right end limiter are both less than the distance between the module front end limiter and the module rear end limiter.

[0026] In this embodiment, after the design, in use, first stand a side plate 19 on one side of the front side plywood 2 towards the back side plywood 5 and one side of the right side plywood 4 towards the left side plywood 6, then combine several module units 20 on the bottom flat plywood 2 at the angle between the front side plywood 2 and the right side plywood 4, after the number of stacked module units 20 is enough, then stand a side plate 19 on the left side and the back side of the whole formed by the module units 20, then use the telescopic lock on the left side of the bottom flat plywood 2 to press the side plate 19 on the left side of the whole formed by the module units 20, and use the telescopic lock on the back side of the bottom flat plywood 2 to press the side plate 19 on the back side of the whole formed by the module units 20, so that the screw holes (M, N) on the adjacent side plates 19 are aligned, because the side plates 19 are placed according to the requirements and are limited by the module front end stopper and the module right end stopper after being placed and cannot be tilted or skewed, so the screw holes on the adjacent side plates 19 can be aligned. The purpose of the telescopic lock on the back side of the bottom flat plywood 2 is to press the side plate 19 on the back side wall of the whole formed by the module units 20 when the telescopic lock is pressed. The length between the left and right sides of the module front end stopper and the length between the left and right sides of the module back end stopper are both less than the distance between the module left end stopper and the module right end stopper, which means that the length between the left and right sides of the module front end stopper is less than the distance between the module left end stopper and the module right end stopper, and the length between the left and right sides of the module back end stopper is also less than the distance between the module left end stopper and the module right end stopper, that is, when the side plate 19 on the front side wall of the whole formed by the module units 20 is pressed by the module front end stopper, it will not affect the side plate 19 on the left side wall of the whole formed by the module units 20 pressed by the module left end stopper and the side plate 19 on the right side wall of the whole formed by the module units 20 pressed by the module right end stopper. The bottom flat plywood 2 is a bearing substrate with a flat and insulating surface.

[0027] As a preferred way, the module front end stopper is the front side plywood 3, which is parallel to the front side wall of the bottom flat plywood 2, and the bottom flat plywood 2 is a cuboid. In this way, the plywood 3 plays an insulating role, and the design of the bottom flat plywood 2 as a cuboid facilitates the installation of the front side plywood 3.

[0028] As a preferred mode, the top end of the front batten 3 is higher than the top end of the bottom flat batten 2. Such a design is to enable the front batten 3 to block the components on the bottom flat batten 2 from falling out of the bottom flat batten 2 from the front side of the bottom flat batten 2.

[0029] As a preferred mode, the right end stopper of the module is the right batten 4.

[0030] As a preferred mode, the top end of the right batten 4 is higher than the top end of the bottom flat batten 2. Such a design is to enable the right batten 4 to block the components on the bottom flat batten 2 from falling out of the bottom flat batten 2 from the right side of the bottom flat batten 2.

[0031] As a preferred mode, the rear end stopper comprises a rear batten 5, which is parallel to the rear side wall of the bottom flat batten 2, which is a cuboid, and the rear side wall of the rear batten 5 is fixedly connected to the execution end of the telescopic lock of the rear side of the bottom flat batten 2. After such a setting, the telescopic lock is elongated to enable the rear batten 5 to be attached to the rear side wall of the low-voltage module unit 18.

[0032] As a preferred mode, the lower end of the rear batten 5 is higher than the upper surface of the bottom flat batten 2. Such a design is to enable the rear batten 5 to block the components on the bottom flat batten 2 from falling out of the bottom flat batten 2 from the rear side of the bottom flat batten 5.

[0033] As a preferred mode, the left end stopper comprises a left batten 6, the left side wall of which is fixedly connected to the execution end of the telescopic lock of the left side of the bottom flat batten 2.

[0034] As a preferred mode, the lower end of the left batten 6 is higher than the upper surface of the bottom flat batten 2. Such a design is to enable the left batten 6 to block the components on the bottom flat batten 2 from falling out of the bottom flat batten 2 from the left side of the bottom flat batten 5.

[0035] As a preferred mode, the telescopic lock comprises a fixed seat 7, a slide rail 8, a sliding block 9, a connecting plate 10, a support 11, a top rod 12, a through hole 13, a first connecting rod 15, a second connecting rod 16, a handle 17, the fixed seat 7 is fixed on the base 1, the upper surface of the fixed seat 7 is provided with the slide rail 8 and the support 11, the sliding block 9 is slidingly arranged between the two ends of the slide rail 8, the connecting plate 10 is fixedly arranged on the sliding block 9, after the arrangement, the sliding block 9 can slide on the slide rail 8 and can only slide along the axial direction of the slide rail 8, the support 11 is provided with the through hole 13, the through hole 13 is used for installing the top rod 12, the axis of the through hole 13 is parallel to the slide rail 8, the projection of the support 11 on the length line of the slide rail 8 is located between the two ends of the length line of the slide rail 8, that is, the sliding block 9 can drive the top rod 12 to move in the process of sliding on the slide rail 8, the support 11 can support the top rod 12, the top rod 12 penetrates through the through hole 13 between the two ends of the top rod 12, one end of the first connecting rod 15 is rotationally connected with the support 11, the other end of the first connecting rod 15 is rotationally connected with one end of the second connecting rod 16, the other end of the second connecting rod 16 is rotationally connected with one end of the top rod 12, the rotation axes of the first connecting rod 15 and the support 11, the rotation axes of the second connecting rod 16 and the first connecting rod 15, and the rotation axes of the second connecting rod 16 and the top rod 12 are parallel to each other, one end of the handle 17 is fixedly connected with the second connecting rod 16 near the rotationally connected position of the second connecting rod 16 and the first connecting rod 15, the length of the second connecting rod 16 is less than the length of the first connecting rod 15, and the end of the top rod 12 away from the second connecting rod 16 is the execution end of the telescopic lock. After the arrangement, when the handle 17 is pulled by hand, the first connecting rod 15, the second connecting rod 16 and the top rod 12 form a triangle, the top rod 12 is in a retracted state, and when the second connecting rod 16 is collinear with the top rod 12 and the first connecting rod 15, the top rod 12 is in a retracted and elongated state, at this time, the top rod 12 abuts against the rear side wall of the low-pressure mold set 18.

[0036] Preferably, the handle 17 is perpendicular to the second connecting rod. The arrangement is convenient for operation.

[0037] As a preferred way, a baffle 14 is arranged on one side of the first connecting rod 15 between its two ends, the distance from the baffle 14 to the one end of the first connecting rod 15 is greater than the distance from the top rod 12 to the first connecting rod 15, the projection of the actual distance between the top rod 12 and the first connecting rod 15 on the baffle 14 is equal to the actual distance between the top rod 12 and the first connecting rod 15, and the distance from the top rod 12 to the baffle 14 is less than the length of the second connecting rod 16. After the baffle 14 is arranged, as shown in Figure 4 the handle 17 cannot be turned to the right, and when the second connecting rod 16 is to be collinear with the top rod 12 and the first connecting rod 15, the baffle 14 also plays a protective role, preventing the handle 17 from being pulled too much so that the top rod 12 is in the retracted state again.

Claims

1. A low pressure mold assembly aid characterized by, The application relates to a base (1) which is provided with a bottom flat bakelite plate (2) on the upper surface, a module front end limiter and a module right end limiter are respectively arranged on the front side and the right side of the bottom flat bakelite plate (2), a module rear end limiter and a module left end limiter are respectively arranged on the rear side and the left side of the bottom flat bakelite plate (2) through telescopic lockers, the rear side of the bottom flat bakelite plate (2) is located in the telescopic range of the telescopic locker on the rear side of the bottom flat bakelite plate (2), the left side of the bottom flat bakelite plate (2) is located in the telescopic range of the telescopic locker on the left side of the bottom flat bakelite plate (2), the length between the left and right sides of the module front end limiter and the length between the left and right sides of the module rear end limiter are both smaller than the distance between the module left end limiter and the module right end limiter, and the length between the front and back sides of the module left end limiter and the length between the front and back sides of the module right end limiter are both smaller than the distance between the module front end limiter and the module rear end limiter.

2. The low pressure mold assembly fixture of claim 1, wherein, The module front end limiter is a front side bakelite plate (3) which is parallel to the front side wall of the bottom flat bakelite plate (2), and the bottom flat bakelite plate (2) is a cuboid.

3. The low pressure mold assembly fixture of claim 2, wherein, The top end of the front side bakelite plate (3) is higher than the top end of the bottom flat bakelite plate (2).

4. The low pressure mold assembly fixture of claim 1, wherein, The module right end limiter is a right side bakelite plate (4).

5. The low pressure mold assembly fixture of claim 4, wherein, The top end of the right side bakelite plate (4) is higher than the top end of the bottom flat bakelite plate (2).

6. The low pressure mold assembly fixture of claim 1, wherein, The rear end limiter comprises a rear side bakelite plate (5) which is parallel to the rear side wall of the bottom flat bakelite plate (2), the bottom flat bakelite plate (2) is a cuboid, and the rear side wall of the rear side bakelite plate (5) is fixedly connected with the execution end of the telescopic locker on the rear side of the bottom flat bakelite plate (2).

7. The low pressure mold assembly fixture of claim 6, wherein, The lower end of the rear side bakelite plate (5) is higher than the upper surface of the bottom flat bakelite plate (2).

8. The low pressure mold assembly fixture of claim 1, wherein, The left end limiter comprises a left side bakelite plate (6) whose left side wall is fixedly connected with the execution end of the telescopic locker on the left side of the bottom flat bakelite plate (2).

9. The low pressure mold assembly fixture of claim 8, wherein, The lower end of the left side bakelite plate (6) is higher than the upper surface of the bottom flat bakelite plate (2).

10. The low pressure mold assembly fixture of claim 1, wherein, The telescopic lock comprises a fixed seat (7), a sliding rail (8), a sliding block (9), a connecting plate (10), a support (11), a top rod (12), a through hole (13), a first connecting rod (15), a second connecting rod (16), and a handle (17). The fixed seat (7) is fixed on the base (1), and the upper surface of the fixed seat (7) is provided with the sliding rail (8) and the support (11). The sliding block (9) is slidingly arranged between the two ends of the sliding rail (8). The connecting plate (10) is fixedly arranged on the sliding block (9). The support (11) is provided with the through hole (13), and the axis of the through hole (13) is parallel to the sliding rail (8). The projection of the support (11) on the length line of the sliding rail (8) is located between the two ends of the length line of the sliding rail (8). The top rod (12) penetrates through the through hole (13) between the two ends. One end of the first connecting rod (15) is rotatably connected with the support (11). The other end of the first connecting rod (15) is rotatably connected with one end of the second connecting rod (16). The other end of the second connecting rod (16) is rotatably connected with one end of the top rod (12). The rotation axes of the first connecting rod (15) and the support (11), the second connecting rod (16) and the first connecting rod (15), and the second connecting rod (16) and the top rod (12) are parallel to each other. One end of the handle (17) is fixedly connected with the second connecting rod (16) near the rotatable connection between the second connecting rod (16) and the first connecting rod (15). The length of the second connecting rod (16) is smaller than the length of the first connecting rod (15). The end of the top rod (12) away from the second connecting rod (16) is the execution end of the telescopic lock.