US 12,230,811 B2
Battery cell, battery, and electrical consuming device
Wenwei Chen, Ningde (CN); Wenlin Zhou, Ningde (CN); Xiangyan Bu, Ningde (CN); Xinxiang Chen, Ningde (CN); Peng Wang, Ningde (CN); and Haizu Jin, Ningde (CN)
Assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED, Hong Kong (CN)
Filed by CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED, Hong Kong (CN)
Filed on Feb. 10, 2023, as Appl. No. 18/167,083.
Application 18/167,083 is a continuation of application No. PCT/CN2022/070207, filed on Jan. 5, 2022.
Claims priority of application No. 202121164665.8 (CN), filed on May 27, 2021.
Prior Publication US 2023/0198054 A1, Jun. 22, 2023
Int. Cl. H01M 50/103 (2021.01); H01M 50/15 (2021.01); H01M 50/176 (2021.01); H01M 50/531 (2021.01); H01M 50/55 (2021.01)
CPC H01M 50/103 (2021.01) [H01M 50/15 (2021.01); H01M 50/176 (2021.01); H01M 50/531 (2021.01); H01M 50/55 (2021.01); H01M 2220/20 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A battery cell, comprising:
a shell, comprising an opening;
an electrode unit, accommodated in the shell, the electrode unit comprising a main body portion and a tab portion protruding from a top surface of the main body portion;
a cap assembly, for connecting with the shell, and covering and closing the opening; and
a first insulating member, accommodated in the shell and adapted to isolate at least part of the main body portion from the shell, the first insulating member comprising a first insulating plate, and the first insulating plate being disposed on a side of the main body portion facing the cap assembly and being attached to the main body portion, wherein
the cap assembly comprises a cap, an electrode terminal, and a second insulating member, the cap being adapted to cover and close the opening, the electrode terminal being mounted on the cap, and the second insulating member extending along the top surface and being disposed between the cap and the main body portion of the electrode unit,
the second insulating member comprises a first concave portion on a side facing the main body portion, the first concave portion being configured to accommodate at least a part of the tab portion, and
at least part of the first insulating plate is attached to and sandwiched between the second insulating member and the main body portion.