US 12,444,783 B2
Battery apparatus including liquid member that cools batteries
Pengfei Zhou, Changzhou (CN); and Lulu Zhang, Changzhou (CN)
Assigned to CALB Co., Ltd., Jiangsu (CN)
Filed by CALB Co., Ltd., Jiangsu (CN)
Filed on Aug. 2, 2022, as Appl. No. 17/878,916.
Claims priority of application No. 202210399360.8 (CN), filed on Apr. 15, 2022.
Prior Publication US 2023/0335820 A1, Oct. 19, 2023
Int. Cl. H01M 50/40 (2021.01); H01M 10/613 (2014.01); H01M 10/643 (2014.01); H01M 10/6555 (2014.01); H01M 10/6567 (2014.01); H01M 10/658 (2014.01); H01M 50/213 (2021.01)
CPC H01M 10/613 (2015.04) [H01M 10/643 (2015.04); H01M 10/6555 (2015.04); H01M 10/6567 (2015.04); H01M 10/658 (2015.04); H01M 50/213 (2021.01)] 7 Claims
OG exemplary drawing
 
1. A battery apparatus, comprising a liquid cooling member and at least two batteries arranged in a stack, wherein the at least two batteries are located on a same side of the liquid cooling member, and the liquid cooling member is provided with a protrusion, the protrusion communicates with the liquid cooling member, the protrusion is located between the liquid cooling member and the at least two batteries, and the protrusion at least cools the at least two batteries simultaneously,
the protrusion comprises at least one bent portion located between the liquid cooling member and the at least two batteries,
the liquid cooling member is a serpentine flat tube including a protruding tube wall on one side and a flat wall on another side, a width of an inner cavity of the bent portion referring to a maximum distance between the protruding tube wall and the flat wall is larger than a width between a circumferential surface of one of the batteries and the flat wall.