Battery pack

Abstract

A battery pack is disclosed. A battery pack according to one embodiment of the present invention includes a case having a base plate that defines an internal space, a cell array structure located on the base plate and including a plurality of battery cells, a cooling tube located inside the case and provided on the cell array structure and extending downward, and a connector communicating with the cooling tube.

Claims

1. A case equipped with a base plate that defines the internal space, A cell array structure located on the aforementioned base plate and including multiple battery cells, A cooling tube located inside the case and provided in the cell array structure, extending downwards, A battery pack including a connector communicating with the aforementioned cooling tube.

2. The battery pack according to claim 1, wherein the cooling tube and the connector are in communication in the vertical direction.

3. The battery pack according to claim 1 or 2, further comprising a first flexible cooling tube communicating with the connector.

4. The battery pack according to claim 3, wherein the connector connects the cooling tube and the first flexible cooling tube in the vertical direction.

5. The case further includes ports provided in the aforementioned case, The battery pack according to claim 3, wherein the first flexible cooling tube is in communication with the port.

6. The battery pack according to claim 3, wherein the first flexible cooling tube includes a corrugated tube.

7. The battery pack according to claim 1 or 2, further comprising a support portion located inside the case and securing the connector.

8. The support portion is provided on the upper surface of the base plate, The battery pack according to claim 7, wherein the connector is provided on the upper surface of the support portion.

9. The cell array structure is A first cell array structure located on the upper surface of the base plate, The first cell array structure includes a second cell array structure located on the upper surface of the first cell array structure, The cooling tube is A first cooling tube provided in the first cell array structure and extending downward, The second cell array structure includes a second cooling tube that is provided in the second cell array structure and extends downward, The aforementioned connector is A first connector communicating with the first cooling tube, The battery pack according to claim 1 or 2, further comprising a second connector communicating with the second cooling tube.

10. The battery pack according to claim 9, further comprising a second flexible cooling tube connecting the first connector and the second connector.

11. An automobile comprising the battery pack according to claim 1 or 2.

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