| CPC H01M 50/502 (2021.01) [H01M 10/425 (2013.01); H01M 10/482 (2013.01); H01M 10/486 (2013.01); H01M 50/54 (2021.01)] | 11 Claims |
|
1. A battery module comprising:
a plurality of battery cells, wherein each of the battery cells includes a positive electrode tab and a negative electrode tab formed at both two opposite sides, and the plurality of battery cells are stacked;
a first bus bar assembly having a first terminal plate and first bus bars to which the positive electrode tab and the negative electrode tab located at one end of the battery cell are connected;
a second bus bar assembly having a second terminal plate and second bus bars to which the positive electrode tab and the negative electrode tab located at the other end of the battery cell are connected; and
a sensing unit which is connected to the first bus bars to detect states of the battery cell,
wherein the first bus bars are connected to the first terminal plate,
wherein the first bus bars comprise,
at least one first upper bus bar placed between an upper side of the first terminal plate and the plurality of battery cells; and
at least one first lower bus bar placed on a lower side of an outer surface of the first terminal plate,
wherein the sensing unit is placed on an upper side of the outer surface of the first terminal plate.
|