US 12,015,164 B2
Battery module and battery pack
Xingdi Chen, Ningde (CN); Yuepan Hou, Ningde (CN); Kaijie You, Ningde (CN); Linggang Zhou, Ningde (CN); Peng Wang, Ningde (CN); and Yanan Peng, Ningde (CN)
Assigned to CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED, Ningde (CN)
Filed by CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED, Ningde (CN)
Filed on Dec. 21, 2020, as Appl. No. 17/129,629.
Application 17/129,629 is a continuation of application No. PCT/CN2020/074570, filed on Feb. 9, 2020.
Claims priority of application No. 201920244527.7 (CN), filed on Feb. 27, 2019.
Prior Publication US 2021/0111458 A1, Apr. 15, 2021
Int. Cl. H01M 50/209 (2021.01); H01M 50/514 (2021.01); H01M 50/536 (2021.01); H01M 50/538 (2021.01); H01M 50/531 (2021.01)
CPC H01M 50/209 (2021.01) [H01M 50/514 (2021.01); H01M 50/536 (2021.01); H01M 50/538 (2021.01); H01M 50/531 (2021.01)] 20 Claims
OG exemplary drawing
 
1. A battery module, comprising a binding member and a plurality of a battery cell assembly that are arranged along a horizontal direction, wherein the battery cell assembly comprises an upper-layer battery cell and a lower-layer battery cell that are stacked along a vertical direction; wherein:
the upper-layer battery cell and the lower-layer battery cell are interconnected and form a joint; and
the binding member covers the joint, the binding member is located between two adjacent battery cell assemblies, the binding member is fixed to the battery cell assemblies through an adhesive, wherein the binding member is fixed to at least a portion of a side surface of the upper battery cell and a portion of a side surface of the lower battery cell, and the binding member is configured to limit the lower-layer battery cell and the upper-layer battery cell from swelling deformation at the joint.