| 主权项 |
1. A battery pack comprising:
a first battery module, which includes a plurality of first battery holders and a plurality of first battery cells, which are each held by one of the first battery holders and aligned; and a second battery module, which includes a plurality of second battery holders and a plurality of second battery cells, which are each held by one of the second battery holders and aligned; wherein two rows of bolt insertion portions project from the second battery holders toward the first battery module, the second battery module is stacked on the first battery module via the two rows of the bolt insertion portions, the second battery cells are bound in an alignment direction with bolts inserted in the two rows of the bolt insertion portions, a battery control unit is provided between the first battery module and the second battery module, and the battery control unit is arranged between the two rows of the bolt insertion portions. |
