Title:
HOUSING, BATTERY, AND ELECTRICAL DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/051407
Kind Code:
A1
Abstract:
A housing (10), a battery (100), and an electrical device. The housing (10) is used for accommodating a battery cell (20), the housing (10) comprises a housing body (13) and a sleeve assembly (14), the housing body (13) is provided with mounting holes (131), the sleeve assembly (14) is at least partially provided in the mounting holes (131), the sleeve assembly (14) comprises an outer sleeve (15) and an inner sleeve (16) fixed to each other, the outer sleeve (15) is fitted over the inner sleeve (16), the material of the outer sleeve (15) is the same as that of the housing body (13), the outer sleeve (15) is welded to the housing body (13), and abrasion resistance of the material of the inner sleeve (16) is higher than that of the material of the outer sleeve (15). The reliability and the service life of the housing body (10) can be improved.
Inventors:
LIU ZHIMING (CN)
LIU ANLI (CN)
LIU ANLI (CN)
Application Number:
PCT/CN2023/110825
Publication Date:
March 14, 2024
Filing Date:
August 02, 2023
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M50/244; B60K1/04; H01M50/249
Foreign References:
| CN218867313U | 2023-04-14 | |||
| CN219312493U | 2023-07-07 | |||
| CN112310546A | 2021-02-02 | |||
| CN217334335U | 2022-08-30 | |||
| CN207450019U | 2018-06-05 | |||
| KR20190112474A | 2019-10-07 |
Attorney, Agent or Firm:
BEIJING WEIFEI LIANCHUANG INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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