US 12,476,323 B2
Battery pack having structure with increased movement and ease of assembly and structure with improved safety, and ESS comprising same
Eung-Gyu Lee, Daejeon (KR); Jae-Ki Lee, Daejeon (KR); Jae-Bum Lim, Daejeon (KR); Yeo-Joo Choi, Daejeon (KR); Bum-Hyun Lee, Daejeon (KR); En-Bin Jo, Daejeon (KR); and Seok-Hyun Hong, Daejeon (KR)
Assigned to LG ENERGY SOLUTION, LTD., Seoul (KR); and OMRON CORPORATION, Kyoto (JP)
Appl. No. 17/796,775
Filed by LG ENERGY SOLUTION, LTD., Seoul (KR)
PCT Filed Mar. 11, 2021, PCT No. PCT/KR2021/003047
§ 371(c)(1), (2) Date Aug. 1, 2022,
PCT Pub. No. WO2021/187806, PCT Pub. Date Sep. 23, 2021.
Claims priority of application No. 10-2020-0034081 (KR), filed on Mar. 19, 2020.
Prior Publication US 2023/0083113 A1, Mar. 16, 2023
Int. Cl. H01M 50/367 (2021.01); H01M 10/42 (2006.01); H01M 50/204 (2021.01); H01M 50/271 (2021.01); H01M 50/291 (2021.01); H01M 50/583 (2021.01)
CPC H01M 50/367 (2021.01) [H01M 10/425 (2013.01); H01M 50/204 (2021.01); H01M 50/271 (2021.01); H01M 50/291 (2021.01); H01M 50/583 (2021.01); H01M 2010/4271 (2013.01); H01M 2200/103 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A battery pack, comprising:
a pair of battery modules, each battery module of the pair of battery modules having a lower surface and a plurality of first partition walls extending downward from the lower surface;
a supporting plate having a plurality of second partition walls extending upward from an upper surface and a gas discharge hole formed at a longitudinal center, the supporting plate being coupled to a bottom of the pair of battery modules such that the plurality of the first partition walls and the plurality of second partition walls are adjacent and overlap each other in one-to-one pairs; and
a Battery Management System (BMS) assembly coupled to an upper portion of the pair of battery modules,
wherein the plurality of first partition walls are spaced apart from the supporting plate, and the plurality of second partition walls are spaced apart from the lower surface of the pair of battery modules.