Title:
BATTERY CELL, BATTERY MODULE, AND ELECTRIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/093008
Kind Code:
A1
Abstract:
A battery cell (100), a battery module, and an electric device. The battery cell (100) comprises a housing (12), an end cover assembly (14), an electrode assembly, a terminal assembly (15), and a current collecting member (22). A mounting opening (16) is formed in one end of the housing (12). The end cover assembly (14) comprises a cover plate (18) and an insulating member (20), the cover plate (18) is mounted in the mounting opening (16), the insulating member (20) is arranged on the inner side surface of the cover plate (18), an accommodating slot (24) is formed in the insulating member (20), and a notch (26) is formed in the circumferential side wall of the accommodating slot (24). The current collecting member (22) is located in the accommodating slot (24); the current collecting member (22) comprises a first connecting portion (52), a second connecting portion (54) and a third connecting portion (56); the third connecting portion (56) is connected to the first connecting portion (52) and the second connecting portion (54); and the third connecting portion (56) comprises a first bending area (17), and the first bending area (17) is connected to the first connecting portion (52); an insulating layer (30) is arranged on the inner surface of the housing (12), the insulating layer (30) is arranged opposite to the protruding side of the first bending area (17), and at least a part of the notch (26) is located between the insulating layer (30) and the first bending area (17).
Inventors:
XU WEIDONG (CN)
Application Number:
PCT/CN2022/143844
Publication Date:
May 10, 2024
Filing Date:
December 30, 2022
Export Citation:
Assignee:
XIAMEN HITHIUM ENERGY STORAGE TECH CO LTD (CN)
International Classes:
H01M50/152; H01M50/531; H01M50/593
Foreign References:
| CN215266480U | 2021-12-21 | |||
| CN1770497A | 2006-05-10 | |||
| CN215816082U | 2022-02-11 | |||
| JP2015106533A | 2015-06-08 | |||
| JP2018006119A | 2018-01-11 |
Attorney, Agent or Firm:
ZHIFAN & PARTNERS (CN)
Download PDF:
Previous Patent: EASY-TO-INSTALL CURTAIN ALLOWING FOR ROPE PENETRATION
Next Patent: COLLECTION ASSEMBLY AND BATTERY MODULE
Next Patent: COLLECTION ASSEMBLY AND BATTERY MODULE