Battery cell module stable in structure and easy to maintain

Abstract

The utility model discloses a stable-structure easy-to-maintain battery cell module, which comprises an upper support, a lower support, battery cells, connecting nickel sheets and serial nickel sheets, a plurality of battery cell placing holes are formed in the upper support and the lower support, the battery cells are placed in the battery cell placing holes, and the connecting nickel sheets are mounted on two sides of the top of the upper support; by means of the integrated support structure, the fool-proof design of the fool-proof column and the structural design that the welding spot firmness is increased through the first connecting part and the second connecting part, the structural stability of the battery cell module is effectively improved, the battery cell module is more stable and reliable in the using process, and faults caused by structure looseness are reduced. The design of the sawtooth-shaped connecting part not only can be used as a short-circuit fusing point to guarantee the safety of the module under an abnormal condition, but also can be used for conveniently and quickly solving the problem during abnormal processing, and by combining a pressing rivet lock screw fixing mode of the nickel sheet, the maintenance of the battery cell module is more convenient and quicker, the maintenance difficulty and cost are reduced, and the maintenance efficiency is improved. And the production efficiency and the use convenience are improved.

Description

Technical Field

[0001] This utility model relates to the field of battery cell module technology, specifically to a battery cell module with a robust structure and easy maintenance. Background Technology

[0002] With the rapid development of the new energy industry, battery cell modules are widely used in electric vehicles, energy storage systems, and other fields. The structural stability and ease of maintenance of battery cell modules directly affect their performance and service life. Traditional battery cell modules have some shortcomings in their structural design. For example, the connections between components are not stable enough, and they are prone to loosening during use, affecting the normal operation of the battery cell module. At the same time, when a battery cell module fails, maintenance is complicated, time-consuming, and labor-intensive, making it difficult to quickly locate and resolve the problem. Utility Model Content

[0003] The purpose of this invention is to provide a battery cell module with a robust structure and easy maintenance, in order to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution: a robust and easy-to-maintain battery cell module, comprising an upper bracket, a lower bracket, battery cells, connecting nickel plates, and series nickel plates. The upper and lower brackets each have multiple battery cell placement holes inside, and battery cells are placed inside these holes. Connecting nickel plates are installed on both sides of the top of the upper bracket. Each connecting nickel plate includes a limiting part, a second connecting part, a second snap-fit ​​part, and a fixing part. The connecting nickel plate has a limiting part in its middle, multiple second connecting parts on one side, a second snap-fit ​​part at one end, and a fixing part on the side away from the limiting part. Series nickel plates are provided in the middle of both the upper and lower brackets. Each series nickel plate includes a first connecting part, a serrated connecting part, and a first snap-fit ​​part. Multiple serrated connecting parts are provided on both sides of the series nickel plate, and each serrated connecting part is connected to the first connecting part. A first snap-fit ​​part is provided at one end of each series nickel plate.

[0005] Preferably, the fixing part has a threaded hole, and the fixing part is fixed to the upper bracket by the threaded hole and the bolt and the rivet screw. Both the first snap-fit ​​part and the second snap-fit ​​part are snap-fitted to the upper bracket.

[0006] Preferably, the upper and lower supports are provided with multiple fixing columns inside, and the upper and lower supports are connected by fixing columns and bolts. The upper and lower supports are covered with cover plates, and the surface of the cover plates is provided with multiple through holes. The surface of the upper and lower supports is provided with multiple anti-fooling columns. The limiting part and the two ends of the series nickel sheet are provided with limiting holes. The anti-fooling columns are provided in correspondence with the through holes and limiting holes.

[0007] Preferably, a protective plate fixing component is fixed on one side of both the upper bracket and the lower bracket.

[0008] Preferably, the first connecting part and the second connecting part are welded to one end of the battery cell.

[0009] Preferably, the upper support and the lower support are both integral structures.

[0010] Compared with the prior art, the beneficial effects of this utility model are:

[0011] By employing an integrated bracket structure, a foolproof design with anti-misoperation columns, and structural designs that enhance the weld strength of connecting parts one and two, the structural stability of the battery cell module is effectively improved. This makes the battery cell module more stable and reliable during use, reducing malfunctions caused by structural loosening. The serrated connection design not only serves as a short-circuit fuse point to ensure module safety in abnormal situations but also facilitates quick problem-solving during troubleshooting. Combined with the nickel sheet press-fit screw fixing method, the maintenance of the battery cell module is more convenient and faster, reducing maintenance difficulty and costs, and improving production efficiency and ease of use. Attached Figure Description

[0012] Figure 1 This is a schematic diagram of the structure of this utility model;

[0013] Figure 2 This is a partial structural diagram of the present invention. Figure 1 ;

[0014] Figure 3 This is a partial structural diagram of the present invention. Figure 2 ;

[0015] Figure 4 This is a schematic diagram of the upper support structure of this utility model;

[0016] Figure 5 This is a schematic diagram of the structure of the connecting nickel sheet of this utility model. Figure 1 ;

[0017] Figure 6 This is a schematic diagram of the structure of the connecting nickel sheet of this utility model. Figure 2 ;

[0018] Figure 7 This is a schematic diagram of the structure of the series-connected nickel sheet of this utility model. Figure 1 ;

[0019] Figure 8 This is a schematic diagram of the structure of the series-connected nickel sheet of this utility model. Figure 2 .

[0020] In the diagram: 1. Upper bracket; 2. Lower bracket; 3. Protective plate fixing component; 4. Through hole; 5. Cover plate; 6. Connecting nickel sheet; 7. Series nickel sheet; 8. Connecting part one; 9. Anti-fooling post; 10. Cell placement hole; 11. Cell; 12. Fixing post; 13. Limiting part; 14. Limiting hole; 15. Connecting part two; 16. Snap-fit ​​part two; 17. Fixing part; 18. Threaded hole; 19. Serrated connecting part; 20. Snap-fit ​​part one. Detailed Implementation

[0021] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0022] Please see Figure 1-8 This utility model provides a robust and easy-to-maintain battery cell module, including an upper bracket 1, a lower bracket 2, a battery cell 11, connecting nickel plates 6, and series nickel plates 7. Both the upper bracket 1 and the lower bracket 2 have multiple battery cell placement holes 10 inside, and battery cells 11 are placed inside the battery cell placement holes 10. Connecting nickel plates 6 are installed on both sides of the top of the upper bracket 1. Each connecting nickel plate 6 includes a limiting part 13, a connecting part 15, a snap-fit ​​part 16, and a fixing part 17. The limiting part 13 is located in the middle of the connecting nickel plate 6. Multiple connecting portions 15 are provided on one side of the connecting nickel sheet 6, and a snap-fit ​​portion 16 is provided at one end of the connecting nickel sheet 6. A fixing portion 17 is provided on the side of the connecting nickel sheet 6 away from the limiting portion 13. A series nickel sheet 7 is provided in the middle of the upper bracket 1 and the middle of the lower bracket 2. The series nickel sheet 7 includes a connecting portion 8, a serrated connecting portion 19 and a snap-fit ​​portion 20. Multiple serrated connecting portions 19 are provided on both sides of the series nickel sheet 7. The serrated connecting portions 19 are all connected to the connecting portion 8. A snap-fit ​​portion 20 is provided at one end of the series nickel sheet 7.

[0023] The fixing part 17 has a threaded hole 18. The fixing part 17 is fixed to the upper bracket 1 by the threaded hole 18 and the bolt and the rivet screw. The first snap-fit ​​part 20 and the second snap-fit ​​part 16 are both snap-fitted to the upper bracket 1.

[0024] Specifically, by connecting the two fixing parts 17 to the upper bracket 1, the fixing parts 17 can be used for the positive and negative terminals of the battery cell module, and the pressing and locking screw fixing method makes the maintenance of the battery cell module more convenient and quick, reduces the maintenance difficulty and cost, and improves production efficiency and ease of use.

[0025] Both the upper bracket 1 and the lower bracket 2 are equipped with multiple fixing posts 12 inside. The upper bracket 1 and the lower bracket 2 are connected by fixing posts 12 and bolts. Both the upper bracket 1 and the lower bracket 2 are covered with cover plates 5. Multiple through holes 4 are opened on the surface of the cover plates 5. Multiple anti-fooling posts 9 are provided on the surface of both the upper bracket 1 and the lower bracket 2. Limiting holes 14 are opened at both ends of the limiting part 13 and the series nickel sheet 7. The anti-fooling posts 9 are correspondingly set with the through holes 4 and the limiting holes 14.

[0026] Specifically, the cover plate 5 can cover the surfaces of the upper bracket 1 and the lower bracket 2, providing protection. The anti-fool post 9 is designed to be inserted into the limiting hole 14, thereby limiting the connection between the nickel sheet 6 and the series nickel sheet 7.

[0027] Protective plate fasteners 3 are fixed to one side of both the upper bracket 1 and the lower bracket 2.

[0028] Specifically, it can be connected to the external protective plate through the protective plate fastener 3.

[0029] Connector 1 8 and connector 2 15 are welded to one end of battery cell 11.

[0030] Both the upper support 1 and the lower support 2 are integral structures.

[0031] In use, the battery cell 11 is first installed in the battery cell placement holes 10 of the upper bracket 1 and the lower bracket 2, ensuring that the battery cell 11 is installed in place and securely. Then, the connecting nickel plate 6 with the limiting hole 14 is accurately installed on the anti-fooling post 9 through the limiting hole 14, and welded using the connecting part 15 to ensure a strong weld. Next, the series nickel plate 7 is installed and securely fixed to the upper bracket 1 using press-fit screws. Finally, the protection plate is installed in the fixed position of the upper bracket 1 and the lower bracket 2 and tightened with screws.

[0032] When an abnormality occurs in the battery cell module during use, if the series connection is abnormal, the short-circuit fuse of the series nickel plate 7 will activate. At this time, appropriate tools can be used to quickly repair the fuse, replace the damaged nickel plate, or perform other maintenance operations. Because the nickel plate is fixed in a way that facilitates disassembly and installation, maintenance work can be completed quickly, allowing the battery cell module to return to normal operation.

[0033] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A robust and easy-to-maintain battery cell module, comprising an upper support (1), a lower support (2), a battery cell (11), connecting nickel plates (6), and series nickel plates (7), characterized in that, Both the upper bracket (1) and the lower bracket (2) have multiple battery cell placement holes (10) inside. A battery cell (11) is placed inside each of the battery cell placement holes (10). Connecting nickel plates (6) are installed on both sides of the top of the upper bracket (1). Each connecting nickel plate (6) includes a limiting part (13), a connecting part (25), a snap-fit ​​part (26), and a fixing part (17). The connecting nickel plate (6) has a limiting part (13) in the middle and multiple connecting parts (25) on one side. One end of the connecting nickel plate (6) The device is provided with a second snap-fit ​​part (16), and a fixing part (17) is provided on the side of the connecting nickel sheet (6) away from the limiting part (13). The middle part of the upper bracket (1) and the middle part of the lower bracket (2) are provided with a series nickel sheet (7). The series nickel sheet (7) includes a first connecting part (8), a serrated connecting part (19) and a first snap-fit ​​part (20). Multiple serrated connecting parts (19) are provided on both sides of the series nickel sheet (7). The serrated connecting parts (19) are all connected to the first connecting part (8). One end of the series nickel sheet (7) is provided with a first snap-fit ​​part (20).

2. The robust and easy-to-maintain battery cell module according to claim 1, characterized in that: The fixing part (17) is provided with a threaded hole (18). The fixing part (17) is fixed to the upper bracket (1) by the threaded hole (18) and the bolt and the rivet screw. The first snap-fit ​​part (20) and the second snap-fit ​​part (16) are both snap-fitted to the upper bracket (1).

3. The robust and easy-to-maintain battery cell module according to claim 1, characterized in that: The upper bracket (1) and the lower bracket (2) are provided with multiple fixing columns (12) inside. The upper bracket (1) and the lower bracket (2) are connected by fixing columns (12) and bolts. The upper bracket (1) and the lower bracket (2) are covered with cover plates (5). The surface of the cover plates (5) is provided with multiple through holes (4). The surface of the upper bracket (1) and the lower bracket (2) is provided with multiple anti-fooling columns (9). The limiting part (13) and the two ends of the series nickel sheet (7) are provided with limiting holes (14). The anti-fooling columns (9) are correspondingly arranged with the through holes (4) and the limiting holes (14).

4. A robust and easy-to-maintain battery cell module according to claim 1, characterized in that: Protective plate fasteners (3) are fixed on one side of both the upper bracket (1) and the lower bracket (2).

5. A robust and easy-to-maintain battery cell module according to claim 1, characterized in that: The first connecting part (8) and the second connecting part (15) are welded to one end of the battery cell (11).

6. A robust and easy-to-maintain battery cell module according to claim 1, characterized in that: The upper support (1) and the lower support (2) are both integral structures.

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