| 摘要 |
An objective of the present invention is to provide a secondary battery module 1 having redundancy reliability, which fixes layered square batteries 61 in an ideal state, and assembly work of which is easy. A secondary battery module of the present invention that achieves the above objective is the secondary battery module 1 including a cell block 11 in which a plurality of square batteries 61 are layered, and includes: a pair of end plates 21 and 31 arranged to respectively face one side and the other side of the cell block 11 in a layering direction; and a pair of side frames 41 and 51 arranged to respectively face one side and the other side in a cell width direction perpendicular to the layering direction of the cell block 11, and in the one side and the other side in the cell width direction, one end portion being engaged with the end plate 21 at the one side in the layering direction, and the other end portion being engaged with the end plate 31 at the other side in the layering direction. |
