Title:
BATTERY MODULE AND BATTERY PACK
Document Type and Number:
WIPO Patent Application WO/2019/174085
Kind Code:
A1
Abstract:
The utility model relates to a battery module and a battery pack. The battery module comprises: a tubular housing, a battery cell disposed in the tubular housing, and a sealing plate component for sealing the opening of the tubular housing. The sealing plate component comprises a first plate member and a second plate member which are mutually stacked, and the sealing plate component is sealedly connected to the tubular housing by means of the first plate member; the first plate member comprises an explosion-proof valve, the second plate member is disposed on the surface of the first plate member facing away from the tubular housing, and a flow guide channel having an outlet is formed between the first plate member and the second plate member; the explosion-proof valve and the flow guide channel are disposed corresponding to each other, and the flow guide channel can guide the flow of the fluid discharged from the explosion-proof valve. The sealing plate component of the battery module in the utility model comprises the explosion-proof valve and the flow guide channel disposed corresponding to the explosion-proof valve, and the flow guide channel is used for guiding the fluid sprayed from the explosion-proof valve, so that the fluid is sprayed along a predetermined direction, thereby improving the safety of the battery module.
Inventors:
WANG ZHI (CN)
HE RUNYONG (CN)
QIN FENG (CN)
MA LIN (CN)
WANG XIAOFAN (CN)
ZHANG HUA (CN)
HE RUNYONG (CN)
QIN FENG (CN)
MA LIN (CN)
WANG XIAOFAN (CN)
ZHANG HUA (CN)
Application Number:
PCT/CN2018/082241
Publication Date:
September 19, 2019
Filing Date:
April 09, 2018
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M50/244; H01M50/271; H01M50/296; H01M50/30
Foreign References:
| CN1167149C | 2004-09-15 | |||
| CN102456857A | 2012-05-16 | |||
| CN102163737A | 2011-08-24 | |||
| JP2001084981A | 2001-03-30 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
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