Title:
BATTERY MODULE, BATTERY, ELECTRICAL DEVICE, AND METHOD AND DEVICE FOR PREPARING BATTERY
Document Type and Number:
WIPO Patent Application WO/2023/133748
Kind Code:
A1
Abstract:
Embodiments of the present application provide a battery module (100), a battery (10), an electrical device, and a method (300) and device (400) for preparing a battery. The battery (10) comprises: a battery module (100) and a box body (11), the battery module (100) being accommodated in the box body (11); the battery module (100) comprises: N columns of battery cells (20), each column of battery cells (20) among the N columns of battery cells (20) being arranged along a first direction, the N columns of battery cells (20) being arranged along a second direction, and N being an integer greater than one; and an insulating strip (103), the insulating strip (103) extending along the first direction and being provided between first walls of the battery cells (20), the size of the insulating strip (103) in a third direction being less than the size of the first wall, and the insulating strip (103) being connected to a partial region comprising a first wall welding region. The technical solution of the embodiments of the present application can inhibit expansion space of the welding region of the battery cell and improve the safety performance of the battery.
Inventors:
HOU YUJIA (CN)
CHEN XINGDI (CN)
LONG CHAO (CN)
WANG PENG (CN)
CHEN XINGDI (CN)
LONG CHAO (CN)
WANG PENG (CN)
Application Number:
PCT/CN2022/071720
Publication Date:
July 20, 2023
Filing Date:
January 13, 2022
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M50/20
Foreign References:
| JP2009134937A | 2009-06-18 | |||
| DE102011077292A1 | 2012-12-13 | |||
| CN2588555Y | 2003-11-26 | |||
| JP2018049740A | 2018-03-29 |
Attorney, Agent or Firm:
LONGSUN LEAD IP LTD. (CN)
Download PDF: