Square shell lithium battery echelon utilization assembly module

Abstract

The utility model provides a square-shell lithium battery echelon utilization assembly module, which relates to the technical field of square-shell lithium batteries, and comprises a base, a protective plate is fixed at the top end of the base, a plurality of partition plates are fixed at the top end of the base in the protective plate at equal intervals, and lithium battery main bodies are placed between the partition plates at the top end of the base. And positive and negative electrode output ends are mounted on two sides of the top end of the lithium battery main body. Through the arrangement of the first heat conducting plates, heat dissipated between the lithium battery main bodies is guided by the first heat conducting plates, flows to the cold liquid box and is absorbed by the cold liquid box, so that the first-layer heat dissipation effect is achieved, and the first heat conducting plates are inserted into the partition plates and can be detached and replaced at any time; in addition, through the arrangement of a second heat conduction plate, heat at the bottom end of the lithium battery main body can be directly guided and absorbed by the cold liquid box, the secondary heat dissipation effect is achieved, and the manufacturing cost of the heat conduction plate is much lower than that of a water cooling plate.

Description

Technical Field

[0001] The utility model relates to the technical field of square shell lithium batteries, in particular to a square shell lithium battery cascade utilization assembly module. Background Art

[0002] As the core power component of power battery systems, energy storage systems, communication systems, civil systems and other systems, the importance of electrical performance and safety of battery modules is self-evident. Battery modules are the core modules of power battery systems, energy storage systems, communication systems, and civil systems. The grouping method and electrical performance of their battery cells directly affect the performance of power battery systems, energy storage systems, communication systems, and civil systems.

[0003] In the prior art, an existing square shell lithium battery recycling assembly module is inconvenient to install the recycled lithium battery body during use, and after installation, a large amount of heat will be emitted due to the operation of multiple lithium battery bodies. In the prior art, a water cooling plate is usually used to cool the lithium battery body, but the water cooling plate has a complicated manufacturing process, high manufacturing cost, and is not very practical. Utility Model Content

[0004] The utility model mainly provides a square shell lithium battery recycling assembly module with low manufacturing cost and simple manufacturing heat dissipation structure and capable of quickly installing a lithium battery main body.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a square shell lithium battery recycling assembly module, including a base, a protective plate is fixed to the top of the base, a plurality of partition plates are fixed equidistantly inside the protective plate at the top of the base, a lithium battery body is placed between each partition plate at the top of the base, positive and negative output terminals are installed on both sides of the top of the lithium battery body, a top cover is fixed to the top of the protective plate by locking bolts, and a heat dissipation structure for dissipating heat from multiple lithium battery bodies is provided in the base.

[0006] Preferably, the heat dissipation structure includes a cold liquid tank installed in the base, a first heat conductive plate is inserted in the partition plate, the bottom end of the first heat conductive plate passes through the base and abuts against the cold liquid tank, the top end of the base is located at the bottom end of the lithium battery body and a second heat conductive plate is installed, and the bottom end of the second heat conductive plate is in contact with the cold liquid tank. Through the provision of the first heat conductive plate, the heat dissipated between each lithium battery body is guided by the first heat conductive plate, so that the heat flows to the cold liquid tank and is absorbed by the cold liquid tank, thereby achieving the effect of the first layer of heat dissipation, and the first heat conductive plate is inserted in the partition plate and can be disassembled and replaced at any time. In addition, through the provision of the second heat conductive plate, it can directly guide the heat at the bottom end of the lithium battery body so that it is absorbed by the cold liquid tank, thereby achieving the effect of secondary heat dissipation, and the manufacturing cost of the heat conductive plate is much lower than that of the water-cooled plate, and it is more practical.

[0007] Preferably, a liquid inlet pipe is fixed at one end of the cold liquid tank, and the end of the liquid inlet pipe away from the cold liquid tank passes through the base and is arranged outside the base. A first docking plate is fixed to the outer wall of the end of the liquid inlet pipe located outside the base. Through the setting of the first docking plate, the liquid inlet pipe can be connected to an external refrigerator, etc., so that the cold liquid tank can be continuously replenished through the liquid inlet pipe.

[0008] Preferably, a liquid outlet pipe is fixed to the other end of the cold liquid tank, and the end of the liquid outlet pipe away from the cold liquid tank passes through the base and is arranged outside the base. A second docking plate is fixed to the outer wall of the end of the liquid outlet pipe located outside the base. Through the arrangement of the second docking plate, it can be connected to an external refrigerator, etc., so that the cold liquid in the cold liquid tank that absorbs heat can be discharged into the refrigerator through the liquid outlet pipe for refrigeration treatment, and then through the cooperation of the liquid inlet pipe, a circulating cooling effect is achieved.

[0009] Preferably, an inner cavity is provided in the base, and a card block matching the first heat conducting plate is fixed to the bottom end of the top cover on the inner bottom wall of the inner cavity of the cold liquid tank mounting seat, and the bottom end of the card block abuts against the top end of the first heat conducting plate. Through the setting of the card block, the top end of the first heat conducting plate can be limited to prevent the first heat conducting plate from moving up and falling off, which is more practical.

[0010] Preferably, the top ends of the positive and negative output terminals pass through the top cover and are arranged outside the top cover, openings matching the positive and negative output terminals are opened in the top cover, a sealing sleeve is fixed to the bottom end of the top cover, and a sealing groove matching the sealing sleeve is opened at the top end of the protective plate. Through the arrangement of the sealing sleeve and the sealing groove, the gap between the top cover and the protective plate can be blocked and separated to prevent the lithium battery body inside from being corroded by dust, which is more practical.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] In the utility model, through the provision of the first heat conducting plate, the heat emitted between each lithium battery body is guided by the first heat conducting plate, so that the heat flows to the cold liquid tank and is absorbed by the cold liquid tank, thereby achieving the effect of the first layer of heat dissipation. The first heat conducting plate is plugged into the partition plate and can be disassembled and replaced at any time. In addition, through the provision of the second heat conducting plate, the heat at the bottom end of the lithium battery body can be directly guided so that it is absorbed by the cold liquid tank, thereby achieving the effect of secondary heat dissipation. The manufacturing cost of the heat conducting plate is much lower than that of the water-cooled plate, and the utility model is more practical. Through the provision of the partition plate, the lithium battery body to be installed can be guided, so that there is a partition plate between each lithium battery body for separation treatment. After installation, the top cover can be quickly installed on the protective plate through the docking guide between the opening and the positive and negative output terminals. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A three-dimensional diagram of a square shell lithium battery recycling assembly module proposed by the utility model;

[0014] Figure 2 A cross-sectional view of a square shell lithium battery recycling assembly module is provided for the utility model;

[0015] Figure 3 A cross-sectional view of a square shell lithium battery recycling assembly module is provided for the utility model;

[0016] Figure 4 The utility model provides a heat dissipation structure schematic diagram of a square shell lithium battery recycling assembly module.

[0017] Legend: 1. Base; 2. Protective plate; 3. Lithium battery body; 4. Positive and negative output terminals; 5. Top cover; 6. Opening; 7. Sealing sleeve; 8. Sealing groove; 9. Locking bolt; 10. Partition plate; 11. Inner cavity; 12. Heat dissipation structure; 1201. Cold liquid tank; 1202. First heat conduction plate; 1203. Second heat conduction plate; 13. Liquid inlet pipe; 14. First docking plate; 15. Liquid outlet pipe; 16. Second docking plate; 17. Block. DETAILED DESCRIPTION

[0018] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0019] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0020] See also Figure 1-Figure 4The utility model provides a technical solution: a square shell lithium battery cascade utilization assembly module, including a base 1, a protective plate 2 is fixed on the top of the base 1, a plurality of partition plates 10 are fixed at equal intervals inside the protective plate 2 at the top of the base 1, a lithium battery body 3 is placed between each partition plate 10 at the top of the base 1, positive and negative output terminals 4 are installed on both sides of the top of the lithium battery body 3, a top cover 5 is fixedly installed on the top of the protective plate 2 by locking bolts 9, a heat dissipation structure 12 for dissipating heat to multiple lithium battery bodies 3 is provided in the base 1, the lithium battery body 3 can be protected by the provision of the protective plate 2, the lithium battery body 3 can be quickly placed according to the gap between each partition plate 10 when the lithium battery body 3 is installed, and the heat emitted by the lithium battery body 3 can be quickly discharged by the provision of the heat dissipation structure 12.

[0021] like Figure 1-4 As shown, the heat dissipation structure 12 includes a cold liquid tank 1201 installed in the base 1, a first heat conducting plate 1202 is inserted in the partition plate 10, the bottom end of the first heat conducting plate 1202 passes through the base 1 and abuts against the cold liquid tank 1201, and the top of the base 1 is located at the bottom end of the lithium battery body 3 and is installed with a second heat conducting plate 1203, and the bottom end of the second heat conducting plate 1203 is in contact with the cold liquid tank 1201. Through the setting of the first heat conducting plate 1202, the heat dissipated between each lithium battery body 3 is dissipated through the first heat conducting plate 1202. The plate 1202 guides the heat to flow to the cold liquid tank 1201, so that the heat is absorbed by the cold liquid tank 1201, thereby achieving the first layer of heat dissipation effect. The first heat conducting plate 1202 is plugged into the partition plate 10 and can be disassembled and replaced at any time. In addition, through the setting of the second heat conducting plate 1203, it can directly guide the heat at the bottom of the lithium battery body 3, so that it is absorbed by the cold liquid tank 1201, thereby achieving the effect of secondary heat dissipation. The manufacturing cost of the heat conducting plate is much lower than that of the water-cooled plate, and it is more practical.

[0022] like Figure 1-4 As shown, a liquid inlet pipe 13 is fixed at one end of the cold liquid tank 1201, and the end of the liquid inlet pipe 13 away from the cold liquid tank 1201 passes through the base 1 and is arranged outside the base 1, and a first docking plate 14 is fixed to the outer wall of the end of the liquid inlet pipe 13 located outside the base 1. Through the setting of the first docking plate 14, the liquid inlet pipe 13 can be connected to an external refrigerator, etc., so that the cold liquid tank 1201 can be continuously replenished through the liquid inlet pipe 13.

[0023] like Figure 1-4As shown, a liquid outlet pipe 15 is fixed to the other end of the cold liquid tank 1201, and one end of the liquid outlet pipe 15 away from the cold liquid tank 1201 passes through the base 1 and is arranged outside the base 1. A second docking plate 16 is fixed to the outer wall of one end of the liquid outlet pipe 15 located outside the base 1. Through the setting of the second docking plate 16, it can be connected to an external refrigerator, etc., so that the cold liquid in the cold liquid tank 1201 that absorbs heat can be discharged into the refrigerator through the liquid outlet pipe 15 for refrigeration treatment, and then through the cooperation of the liquid inlet pipe 13, a circulating cooling effect is achieved.

[0024] like Figure 1-4 As shown, an inner cavity 11 is provided in the base 1, and a block 17 matching the first heat conducting plate 1202 is fixed to the bottom end of the top cover 5 on the inner bottom wall of the inner cavity 11 of the cold liquid tank 1201 mounting seat, and the bottom end of the block 17 is abutted against the top end of the first heat conducting plate 1202. Through the setting of the block 17, the top end of the first heat conducting plate 1202 can be limited to prevent the first heat conducting plate 1202 from moving up and falling off, which is more practical.

[0025] like Figure 1-4 As shown, the top ends of the positive and negative output terminals 4 pass through the top cover 5 and are arranged outside the top cover 5, and openings 6 matching the positive and negative output terminals 4 are opened in the top cover 5, and a sealing sleeve 7 is fixed to the bottom end of the top cover 5, and a sealing groove 8 matching the sealing sleeve 7 is opened at the top end of the protective plate 2. Through the arrangement of the sealing sleeve 7 and the sealing groove 8, the gap between the top cover 5 and the protective plate 2 can be blocked and separated to prevent the lithium battery body 3 inside from being corroded by dust, which is more practical.

[0026] The method of using and the working principle of the device: When the device is used, through the setting of the partition plate 10, when installing the lithium battery body 3, the lithium battery body 3 can be quickly placed according to the gap between each partition plate 10. After placement, the first heat conducting plate 1202 is inserted into each partition plate 10, and then the top cover 5 is covered, and the top cover 5 is installed on the protective plate 2 by locking the bolts 9. When the top cover 5 is installed, the block 17 will push the first heat conducting plate 1202 to move downward, so that the bottom end of the first heat conducting plate 1202 contacts the cold liquid tank 1201. The heat emitted by the lithium battery body 3 is guided by the first heat conducting plate 1202, so that the heat flows to the cold liquid tank 1201, and the heat is absorbed by the cold liquid tank 1201, achieving the effect of primary heat dissipation. Through the setting of the second heat conducting plate 1203, it can directly guide the heat at the bottom end of the lithium battery body 3, so that it is absorbed by the cold liquid tank 1201, achieving the effect of secondary heat dissipation, thereby achieving the effect of heat dissipation.

[0027] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A square shell lithium battery recycling assembly module, comprising a base (1), characterized in that: A protective plate (2) is fixed to the top of the base (1); a plurality of partition plates (10) are fixed at equal intervals inside the protective plate (2) at the top of the base (1); a lithium battery body (3) is placed between each partition plate (10) at the top of the base (1); positive and negative output terminals (4) are installed on both sides of the top of the lithium battery body (3); a top cover (5) is fixed to the top of the protective plate (2) by means of locking bolts (9); and a heat dissipation structure (12) for dissipating heat from the plurality of lithium battery bodies (3) is provided inside the base (1).

2. The square shell lithium battery recycling assembly module according to claim 1, characterized in that: The heat dissipation structure (12) comprises a cold liquid tank (1201) installed in the base (1); a first heat conducting plate (1202) is inserted into the partition plate (10); the bottom end of the first heat conducting plate (1202) passes through the base (1) and abuts against the cold liquid tank (1201); a second heat conducting plate (1203) is installed at the top end of the base (1) and the bottom end of the lithium battery body (3); and the bottom end of the second heat conducting plate (1203) is in contact with the cold liquid tank (1201).

3. The square shell lithium battery recycling assembly module according to claim 2, characterized in that: A liquid inlet pipe (13) is fixed to one end of the cold liquid tank (1201); an end of the liquid inlet pipe (13) away from the cold liquid tank (1201) passes through the base (1) and is arranged outside the base (1); and a first docking plate (14) is fixed to the outer wall of the end of the liquid inlet pipe (13) located outside the base (1).

4. The square shell lithium battery recycling assembly module according to claim 2, characterized in that: A liquid outlet pipe (15) is fixed to the other end of the cold liquid tank (1201); an end of the liquid outlet pipe (15) away from the cold liquid tank (1201) passes through the base (1) and is arranged outside the base (1); a second docking plate (16) is fixed to the outer wall of the end of the liquid outlet pipe (15) located outside the base (1).

5. The square shell lithium battery recycling assembly module according to claim 2, characterized in that: The base (1) is provided with an inner cavity (11), and a clamping block (17) matching the first heat conducting plate (1202) is fixed to the bottom end of the top cover (5) on the inner bottom wall of the inner cavity (11) of the cold liquid tank (1201) mounting seat, and the bottom end of the clamping block (17) abuts against the top end of the first heat conducting plate (1202).

6. The square shell lithium battery recycling assembly module according to claim 1, characterized in that: The top ends of the positive and negative output terminals (4) penetrate the top cover (5) and are arranged outside the top cover (5); an opening (6) matching the positive and negative output terminals (4) is provided in the top cover (5); a sealing sleeve (7) is fixed to the bottom end of the top cover (5); and a sealing groove (8) matching the sealing sleeve (7) is provided at the top end of the protective plate (2).

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