Title:
BATTERY PACK
Document Type and Number:
WIPO Patent Application WO/2021/195964
Kind Code:
A1
Abstract:
A battery pack, comprising a battery cell module. The battery cell module comprises a plurality of stackedly arranged battery cell assemblies. The battery cell assembly comprises a battery cell, a support for containing the battery cell and a connecting body. The battery cell comprises a battery cell body and a packaging film, wherein the packaging film comprises a packaging film body and a top sealing edge. The packaging film body is wrapped around the battery cell body and comprises a top face, and the top sealing edge extends out of the top face. The connecting body is arranged between the top sealing edge and the support. In the battery pack of the present application, the top sealing edge is fixed to the support by means of the connecting body, enhancing the mechanical strength of the top of battery cells, and thereby effectively avoiding the phenomenon that the top sealing edge is broken due to shaking etc. of the battery cells.
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Inventors:
QIN LEI (CN)
LI CHANGJIANG (CN)
CAO GUOQIANG (CN)
TANG FUZHONG (CN)
LI CHANGJIANG (CN)
CAO GUOQIANG (CN)
TANG FUZHONG (CN)
Application Number:
PCT/CN2020/082434
Publication Date:
October 07, 2021
Filing Date:
March 31, 2020
Export Citation:
Assignee:
DONGGUAN POWERAMP TECHNLOGY LTD (CN)
International Classes:
H01M2/10
Foreign References:
| CN102064297A | 2011-05-18 | |||
| CN206271842U | 2017-06-20 | |||
| CN105489790A | 2016-04-13 | |||
| JP2009295435A | 2009-12-17 | |||
| CN108598319A | 2018-09-28 |
Attorney, Agent or Firm:
SHENZHEN SCIENBIZIP INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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