CN220625684U - Battery cell vibration test tool - Google Patents

Abstract

The utility model provides a battery core vibration testing tool, which relates to the technical field of battery testing tool. The cell vibration test tooling includes a base, movable parts, a pressure plate and two fixed parts. Two fixing pieces are spaced apart on the base. The movable part is movably connected with one of the fixed parts to be away from or close to the other fixed part, and a clamping space for clamping the electric core is formed between the movable part and the other fixed part. The pressure plate is detachably connected to the side of the two fixing parts away from the base, and the pressure plate is used to hold the battery core. The battery core vibration testing tool provided by the utility model can improve the problem in the prior art that unstable clamping causes the test progress to be affected.

Description

A battery core vibration testing tool

Technical field

The utility model relates to the technical field of battery core testing equipment, and specifically to a battery core vibration testing equipment.

Background technique

After the power battery is manufactured, the performance and quality of the power battery need to be tested to facilitate the judgment of the quality of the power battery.

Under normal circumstances, during the power battery vibration test, the battery core needs to be clamped stably to prevent the battery core from being loosely clamped and affecting the test results, and to prevent safety accidents such as fires. However, in the existing technology, the clamping effect of the battery core is unstable, and the clamping is prone to instability, and the above-mentioned problems are prone to occur, affecting the test progress.

Utility model content

The purpose of this utility model is to provide a battery core vibration testing tool, which can improve the problem in the prior art that unstable clamping causes the test progress to be affected.

The embodiment of the present invention can be implemented as follows:

The embodiment of the present utility model provides a battery core vibration testing tool, which includes:

base;

Two fixing parts, the two fixing parts are spaced apart on the base;

The movable part is movably connected with one of the fixed parts to be away from or close to the other fixed part, and forms a clamping space for clamping the battery core with the other fixed part; and,

Pressing plate; detachably connected to the side of the two fixing members away from the base, and the pressing plate is used to press and hold the battery core.

Optionally, the movable part includes a pressing part and an adjusting part; one end of the adjusting part is connected to the pressing part, and the other end is movably connected to the fixed part; the pressing part is connected to another The fixing pieces together form the clamping space.

Optionally, the pressing member and the two fixing members are both plate-shaped, and the pressing member and the two fixing members are parallel to each other.

Optionally, one of the fixing parts is provided with a plurality of threaded holes; there are a plurality of adjusting parts, and the plurality of adjusting parts are threadedly engaged with a plurality of the threaded holes respectively.

Optionally, a plurality of assembly structures are provided on the sides of the two fixed parts away from the base, and the plurality of assembly structures are spaced apart in a direction perpendicular to the moving direction of the movable part; the pressure plate passes through any One of the assembly structures is detachably connected to the fixing part.

Optionally, the assembly structure is a first assembly hole opened on a side of the fixing member away from the base.

Optionally, a strip groove is provided on the pressure plate, and the extending direction of the strip groove is the same as the moving direction of the movable part relative to the fixed part; the battery core vibration testing tool also includes a first connecting piece. , the first connecting piece passes through the strip groove and is connected to the movable piece.

Optionally, the movable member is provided with a plurality of second assembly holes, and the plurality of second assembly holes are spaced apart in a direction perpendicular to the extension direction of the strip groove; the first connecting member is connected to any The second assembly hole is detachably connected.

Optionally, the cell vibration testing tooling further includes a fastener; the fastener is connected to the movable part, and the fastener is detachably connected to the base.

Optionally, the fastener includes a connecting part and a fastening part, the connecting part is fixedly connected to the fastening part; the connecting part is connected to the movable part, and the fastening part is provided with a matching hole; the battery core vibration testing tool also includes a second connecting piece, and the second connecting piece passes through the matching hole and is detachably connected to the base.

Optionally, a plurality of third assembling holes are opened on the base; the mating hole is a waist-shaped hole, and the second connecting member passes through the mating hole and is detachably connected to one of the third assembling holes. Cooperate.

Compared with the existing technology, the beneficial effects of the battery core vibration testing tool provided by the utility model include:

When the battery core needs to be tested for cell vibration, the battery core is placed in the clamping space. Through the movement of the movable part, the movable part and the fixed part are fixed to clamp the battery core. Since the movable part is supported by the fixed part, it can be ensured that The movable part and another fixed part hold the battery core stably. In addition, the battery core can be pressed and held through the connection between the pressure plate and the fixing piece, further improving the stability of the battery core, preventing the displacement of the battery core during the vibration test, and improving the unstable clamping caused by the existing technology. Issues affecting test progress.

Since the pressure plate can be connected to any assembly structure, the position of the pressure plate can be adjusted according to the clamping position of the battery core, so that the pressure plate resists the poles of the battery core, thereby improving the restriction of the battery core, and can further Improve the clamping stability of the battery core.

In addition, since the movable part is also provided with a fastener, after the position adjustment of the movable part relative to the fixed part is completed, the fastener can be connected to the base to ensure that the position of the movable part is fixed, thereby ensuring that the movable part and the fixed part are Together, they clamp the battery core stably and improve the stability of the battery core clamping.

Description of the drawings

In order to explain the technical solutions of the embodiments of the present utility model more clearly, the drawings required in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the utility model. Therefore, it should not be regarded as limiting the scope. For those of ordinary skill in the art, other relevant drawings can be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of the battery core vibration testing tool provided in the embodiment of the present application from a first perspective;

Figure 2 is a schematic structural diagram of the cell vibration testing tool provided in the embodiment of the present application from a second perspective;

Figure 3 is a schematic structural diagram of the battery core vibration testing tool provided in the embodiment of the present application from a third perspective;

Figure 4 is an enlarged schematic diagram of position A in Figure 1.

Icon: 10-battery cell vibration test tooling; 11-battery cell; 12-pole post; 13-top surface; 100-base; 110-third assembly hole; 120-handle; 200-fixing piece; 210-first assembly Hole; 220-reinforcement plate; 300-movable part; 301-clamping space; 310-pressing part; 320-adjusting part; 330-second assembly hole; 400-pressure plate; 410-strip groove; 411-first Connecting piece; 500-fastener; 510-connecting part; 520-fastening part; 521-fitting hole; 522-second connecting piece.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model. Obviously, the description The embodiments are part of the embodiments of the present invention, rather than all the embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the invention provided in the appended drawings is not intended to limit the scope of the claimed invention, but merely to represent selected embodiments of the invention. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present utility model.

It should be noted that similar reference numerals and letters represent similar items in the following figures, therefore, once an item is defined in one figure, it does not need further definition and explanation in subsequent figures.

In the description of the present utility model, it should be noted that if the terms "upper", "lower", "inner", "outer", etc. appear to indicate an orientation or positional relationship, they are based on the orientation or positional relationship shown in the drawings. Or the orientation or positional relationship in which the utility model product is usually placed when in use is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or component referred to must have a specific orientation or a specific orientation. construction and operation, and therefore should not be construed as limitations of the present invention.

In addition, if the terms "first", "second", etc. appear, they are only used to differentiate the description and shall not be understood as indicating or implying relative importance.

It should be noted that, as long as there is no conflict, the features in the embodiments of the present invention can be combined with each other.

Please refer to Figure 1. The embodiment of the present application provides a battery core vibration testing tool 10. The battery core vibration testing tool 10 is used to clamp the battery core 11, and is used to assemble it on a vibration table to test the battery core 11. Conduct vibration testing. It is worth noting that the cell vibration testing tool 10 can improve the problem in the prior art that unstable clamping affects the test progress.

In this embodiment, the cell vibration testing tool 10 includes a base 100, a movable part 300, a pressure plate 400 and two fixed parts 200. Two fixing members 200 are spaced apart on the base 100 . The movable part 300 is movably connected with one of the fixed parts 200 to be away from or close to the other fixed part 200 , and a clamping space 301 for clamping the battery core 11 is formed between the movable part 300 and the other fixed part 200 . The pressing plate 400 is detachably connected to the side of the two fixing members 200 away from the base 100 , and the pressing plate 400 is used to press the battery core 11 .

When the battery core 11 needs to be subjected to a vibration test, the battery core 11 is placed in the clamping space 301. The movement of the movable part 300 causes the movable part 300 and the fixed part 200 to clamp the battery core 11 fixedly. Since the movable part 300 is fixed The component 200 serves as a support to ensure that the movable component 300 and the other fixed component 200 can stably clamp the battery core 11 . In addition, the battery core 11 can also be pressed through the connection between the pressure plate 400 and the fixing piece 200, further improving the stability of the battery core 11, preventing the displacement of the battery core 11 during the vibration test, and improving the existing technology. The unstable clamping affects the test progress.

It is worth noting that, compared with the prior art solution of directly clamping the battery core 11 through a movable structure and a fixed structure, in this embodiment, the fixed component 200 can be used to provide support to the movable component 300, making it easy to By providing support to the movable part 300 from various positions of the movable part 300 , the movable part 300 is supported more stably, and the stability of the movable part 300 and the other fixed part 200 jointly clamping the battery core 11 can be improved.

Optionally, please refer to Figures 1, 2 and 3. In this embodiment, the movable member 300 includes a pressing member 310 and an adjusting member 320; one end of the adjusting member 320 is connected to the pressing member 310, and the other end can be Movably connected to the fixing part 200; the pressing part 310 and the other fixing part 200 together form a clamping space 301. That is to say, by adjusting the distance between the pressing member 310 and the other fixed member 200 by moving the adjusting member 320 relative to the fixed member 200, the position of the movable member 300 can be adjusted according to the thickness of the battery core 11 to adapt to the situation. Various types of battery cells11. After the position adjustment of the pressing member 310 is completed, the adjusting member 320 can provide support to the pressing member 310, thereby ensuring the overall stability of the movable member 300 and effectively clamping the battery core 11.

In this embodiment, the pressing member 310 and the two fixing members 200 are both plate-shaped, and the pressing member 310 and the two fixing members 200 are parallel in pairs. The pressing member 310 and the fixing member 200 are both plate-shaped, which can facilitate the pressing member 310 and the fixing member 200 to fully fit on the side of the battery core 11 to ensure the stability of the battery core 11 being clamped. In order to enhance the overall stability of the fixing parts 200, a plurality of reinforcing plates 220 are provided on the sides of the two fixing parts 200 that are away from each other. Through the arrangement of the reinforcing plates 220, the stability of the fixing parts 200 can be improved, thereby ensuring that the fixing parts 200 are in contact with the activities. The component 300 clamps the battery core 11 for stability.

Of course, in other embodiments of the present application, the holding member 310 and the fixing member 200 may also be arranged in other ways. For example, at least one of the fixed part 200 and the movable part 300 is formed into a pattern such as a triangle, a quadrilateral, a five-pointed star, a circle, or the like, or a pattern formed by a combination of multiple shapes. For another example, at least one of the fixed part 200 and the movable part 300 is composed of a plurality of spaced bumps, and the plurality of bumps are arranged in multiple rows and columns, or the plurality of bumps are arranged along a circular path, a square path, a triangular path, or Alien paths, etc.

In addition, in this embodiment, one of the fixing members 200 is provided with a plurality of threaded holes (not labeled in the figure); there are multiple adjusting members 320 , and the plurality of adjusting members 320 are threadedly matched with the plurality of threaded holes. When it is necessary to adjust the position of the holding member 310 through the adjusting member 320, the position adjustment of the holding member 310 can be achieved by rotating multiple adjusting members 320 at the same time. It is worth noting that after the position adjustment of the holding member 310 is completed, self-locking can be formed between the threads and the threaded holes on the adjusting member 320, thereby limiting the position of the holding member 310.

Of course, in other embodiments of the present application, the adjusting member 320 can also be adopted in other ways. For example, the adjusting member 320 may be a hydraulic pushing mechanism provided on the fixed member 200; or the adjusting member 320 may be a push rod movably provided on the fixed member 200, or the like.

In this embodiment, multiple assembly structures (not labeled) are provided on the sides of the two fixed parts 200 away from the base 100. The multiple assembly structures are spaced apart in a direction perpendicular to the moving direction of the movable part 300; the pressure plate 400 passes through Any assembly structure is detachably connected to the fixing member 200 . In other words, the pressure plate 400 can be connected to a designated assembly structure to adjust the position of the pressure plate 400 on the fixing part 200; based on this, the position of the pressure plate 400 can be adjusted according to the position of the battery core 11 in the clamping space 301, so that The pressing plate 400 is pressed against the shoulder of the battery core 11, so that the pressing plate 400 can be pressed against the pole 12, thereby limiting the position of the battery core 11 laterally to further improve the stability of the clamped battery.

Optionally, in some embodiments of the present application, the number of pressure plates 400 may be two or more. When the number of pressing plates 400 is two, the pressing plates 400 can be respectively pressed on the two shoulders of the battery core 11 and resisted against the two pole posts 12 to limit the position of the battery core 11 . When the number of pressing plates 400 is three or more, some of the pressing plates 400 can be arranged correspondingly between the two poles 12 to provide pressing effects on the battery core 11 from multiple positions to improve the stability of the battery core 11 sex.

It should be understood that in other embodiments of the present application, the number of pressing plates 400 may also be one. When the number of the pressing plate 400 is one, the pressing plate 400 can be pressed on one of the shoulders of the battery core 11 , or the pressing plate 400 can also be pressed on the position between the two poles 12 on the battery core 11 .

Among them, the battery core 11 has two large surfaces and a top surface 13 surrounding the large surface, a bottom surface and two side surfaces; when the battery core 11 is clamped in the clamping space 301, the two large surfaces are attached to each other respectively. It is connected to the movable part 300 and the fixed part 200, and the bottom surface is attached to the base 100. In addition, two poles 12 are provided on the top surface 13 of the battery core 11 . The position of the top surface 13 of the battery core 11 outside the two poles 12 can be regarded as the shoulder of the battery core 11 . That is to say, under normal circumstances, when the pressure plate 400 is connected to the fixing member 200, the pressure plate 400 is pressed on the top surface 13, and the pressure plate 400 is pressed against the pole 12, which can improve the stability of the battery core 11; Of course, in some embodiments, the pressing plate 400 can also be pressed only on the top surface 13 and be spaced apart from the pole 12 .

Optionally, in this embodiment, the assembly structure is a first assembly hole 210 opened on the side of the fixing member 200 away from the base 100 . The first assembly hole 210 may be a threaded hole, that is, bolts may be passed through the pressure plate 400 and assembled into the first assembly hole 210 to realize the detachable connection of the pressure plate 400 on the fixing member 200 .

Of course, in other embodiments of the present application, the assembly structure may also be other structures. For example, the assembly structure is a bump protruding from the side of the fixing member 200 away from the base 100; correspondingly, the pressure plate 400 is provided with holes that match the bumps, and the pressure plate 400 is realized by the bumps being inserted into the holes on the pressure plate 400. Detachable connection to fixture 200.

Further, in this embodiment, the pressure plate 400 is provided with a strip groove 410, and the extending direction of the strip groove 410 is the same as the moving direction of the movable part 300 relative to the fixed part 200; the cell vibration testing tool 10 also includes a first connection. The first connecting member 411 passes through the strip groove 410 and is connected to the movable member 300 . After the position of the movable part 300 is adjusted relative to the fixed part 200, the first connecting part 411 can be connected to the movable part 300 through the strip groove 410 to achieve a fixed connection between the pressure plate 400 and the movable part 300. In other words, the pressure plate 400 not only It can provide a compressing effect on the battery core 11 and can also provide a compressing effect on the movable part 300, thereby ensuring the stability of the movable part 300.

When it is necessary to adjust the position of the movable part 300 relative to the fixed part 200, it is only necessary to loosen the tightening effect of the first connecting part 411 to achieve the purpose of loosening the movable part 300; during the process of adjusting the movable part 300, if the first Before the connecting piece 411 is removed from the movable piece 300, the first connecting piece 411 can follow the movable piece 300 to slide in the strip groove 410; after completing the position adjustment of the movable piece 300, tighten the first connecting piece 411 to Just make the pressure plate 400 and the movable part 300 fixedly connected.

Optionally, the movable member 300 is provided with a plurality of second assembly holes 330, and the plurality of second assembly holes 330 are spaced apart in a direction perpendicular to the extending direction of the strip groove 410; the first connecting member 411 is connected to any second assembly hole 330. Holes 330 are removably connected. The second assembly hole 330 may be a threaded hole. Correspondingly, the first connecting member 411 is a threaded structure. The first connecting member 411 is screwed into the second assembly hole 330 to realize the connection between the pressure plate 400 and the movable member 300 . Fasten. It should be understood that in other embodiments of the present application, the second assembly hole 330 can also be used to cooperate with a pin. In other words, the first connecting member 411 is a pin, and the pin can be inserted into the second assembly hole 330 to realize the pressure plate. 400 and the fastening of the movable part 300.

In order to improve the stability of the movable part 300 clamping the battery core 11, in this embodiment, please refer to Figures 1 and 4 in conjunction, the battery core vibration testing tool 10 also includes a fastener 500; the fastener 500 is connected to the movable part 300, and the fastener 500 is detachably connected to the base 100. In other words, after adjusting the position of the movable part 300 so that the movable part 300 and the fixed part 200 stably clamp the battery core 11, the fastener 500 can be connected to the base 100. Through the fixation of the fastener 500 and the base 100, The movable part 300 is fixed relative to the base 100, which can improve the stability of the movable part 300, thereby ensuring the stability of clamping the battery core 11.

Optionally, the fastener 500 includes a connecting part 510 and a fastening part 520. The connecting part 510 is fixedly connected to the fastening part 520; the connecting part 510 is connected to the movable part 300, and the fastening part 520 is provided with a matching hole 521; electrically The core vibration testing tool 10 further includes a second connecting piece 522 that passes through the fitting hole 521 and is detachably connected to the base 100 .

The connecting part 510 can be fixed on the movable part 300 by screw connection, welding or bonding. Of course, the connecting part 510 can also be integrated on the movable part 300 by integral molding. In addition, the connection method between the fastening part 520 and the connecting part 510 may be welding, bonding, screw connection, or integral molding.

After the position adjustment of the movable component 300 relative to the fixed component 200 is completed, the second connecting component 522 can be fastened to the base 100 through the fitting hole 521 to achieve fixation of the movable component 300 . Of course, when the position of the movable part 300 needs to be adjusted, the second connecting part 522 only needs to be detached from the base 100, so that the second connecting part 522 is detached from the base 100, and then the movable part 300 can be moved.

Among them, in order to facilitate the connection between the fastening part 520 and the base 100, a plurality of third assembly holes 110 are provided on the base 100; the mating hole 521 is a waist-shaped hole, and the second connecting member 522 passes through the mating hole 521 and connects to one of the third The mounting holes 110 are removably fitted. Generally, the plurality of third assembly holes 110 opened on the base 100 are arranged at intervals along the linear direction. After the fastening part 520 moves with the movable part 300, since the fitting hole 521 is a waist-shaped hole, the fitting hole 521 can be at least Corresponding to one of the third assembly holes 110 , the second connecting member 522 can be easily passed through and connected with the corresponding third assembly hole 110 . If the matching hole 521 corresponds to a plurality of third assembly holes 110, generally, one of the third assembly holes 110 can be selected to connect, and the fastening portion 520 can be pressed by connecting the second connecting member 522 to the base 100. To achieve the fixation of the fastening part 520; of course, a third assembly hole 110 that is closer to the inner wall of the side of the battery core 11 that is closer to the mating hole 521 can also be selected for assembly.

In this embodiment, the base 100 is also provided with handles 120 , and the handles 120 are provided on both sides of the base 100 to facilitate the user to transfer the entire cell vibration testing tool 10 by holding the handles 120 .

To sum up, when the battery core 11 needs to be subjected to a vibration test, the battery core 11 is placed in the clamping space 301, and the movement of the movable part 300 causes the movable part 300 and the fixed part 200 to clamp the battery core fixedly. 11. Since the movable part 300 is supported by the fixed part 200, it can be ensured that the movable part 300 and the other fixed part 200 can stably clamp the battery core 11. In addition, the battery core 11 can also be pressed through the connection between the pressure plate 400 and the fixing piece 200, further improving the stability of the battery core 11, preventing the displacement of the battery core 11 during the vibration test, and improving the existing technology. The unstable clamping affects the test progress. Since the pressure plate 400 can be connected to any assembly structure, the position of the pressure plate 400 can be adjusted according to the clamping position of the battery core 11, so that the pressure plate 400 resists the pole 12 of the battery core 11, thereby lifting the battery core. The restricting effect of 11 can further improve the clamping stability of the battery core 11. In addition, since the fastener 500 is also provided on the movable part 300, after the position adjustment of the movable part 300 relative to the fixed part 200 is completed, the fastener 500 can be connected to the base 100 to ensure that the position of the movable part 300 is fixed. This ensures that the movable part 300 and the fixed part 200 jointly clamp the battery core 11 stably, thereby improving the stability of the battery core 11 clamping.

The above are only specific implementations of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person familiar with the technical field can easily think of changes within the technical scope disclosed by the present utility model. Or replacement, all should be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a electricity core vibration test fixture which characterized in that includes:

a base;

the two fixing pieces are arranged on the base at intervals;

the movable piece is movably connected with one of the fixed pieces to be far away from or close to the other fixed piece, and a clamping space for clamping the battery cell is formed between the movable piece and the other fixed piece; the method comprises the steps of,

a pressing plate; the two fixing pieces are detachably connected to one side, far away from the base, of the two fixing pieces, and the pressing plate is used for pressing the battery cell.

2. The cell vibration test fixture of claim 1, wherein the movable member comprises a press-holding member and an adjusting member; one end of the adjusting piece is connected with the pressing piece, and the other end of the adjusting piece is movably connected with the fixing piece; the pressing piece and the other fixing piece jointly form the clamping space.

3. The tool according to claim 2, wherein the pressing member and the two fixing members are plate-shaped, and the pressing member and the two fixing members are parallel to each other.

4. The cell vibration test fixture of claim 2, wherein a plurality of threaded holes are formed in one of the fixing members; the adjusting parts are multiple, and the adjusting parts are respectively in threaded fit with the threaded holes.

5. The battery cell vibration test tool according to claim 1, wherein a plurality of assembly structures are arranged on one side, away from the base, of the two fixing pieces, and the plurality of assembly structures are arranged at intervals along a direction perpendicular to the moving direction of the movable piece; the pressing plate is detachably connected with the fixing piece through any assembling structure, and the assembling structure is a first assembling hole formed in one side, away from the base, of the fixing piece.

6. The battery cell vibration test fixture according to claim 1, wherein the pressing plate is provided with a strip-shaped groove, and the extending direction of the strip-shaped groove is the same as the moving direction of the movable piece relative to the fixed piece; the battery cell vibration test fixture further comprises a first connecting piece, and the first connecting piece penetrates through the strip-shaped groove to be connected with the movable piece.

7. The battery cell vibration test fixture according to claim 6, wherein the movable piece is provided with a plurality of second assembly holes, and the second assembly holes are arranged at intervals along a direction perpendicular to the extending direction of the strip-shaped groove; the first connecting piece is detachably connected with any one of the second assembly holes.

8. The cell vibration testing tool according to any one of claims 1-7, further comprising a fastener; the fastener is connected to the movable piece, and the fastener is detachably connected with the base.

9. The cell vibration test fixture of claim 8, wherein the fastener comprises a connecting portion and a fastening portion, the connecting portion being fixedly connected with the fastening portion; the connecting part is connected with the movable part, and the fastening part is provided with a matching hole; the battery cell vibration test fixture further comprises a second connecting piece, and the second connecting piece penetrates through the matching hole to be detachably connected with the base.

10. The battery cell vibration test fixture of claim 9, wherein a plurality of third assembly holes are formed in the base; the second connecting piece passes through the matching hole and is detachably matched with one of the third matching holes.