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Title:
BATTERY MODULE
Document Type and Number:
WIPO Patent Application WO/2021/196210
Kind Code:
A1
Abstract:
A battery module, relating to the technical field of power batteries. A drainage structure (7) is provided at the outer side wall of a cover plate (2), some water droplets on a connecting member (6) and a busbar (5) flow into a water storage groove (71) of the drainage structure (7), and water in the water storage groove (71) flows out of the battery module through a first water outlet hole (73) and a second water outlet hole (31). The present invention solves the problems of dangers of electric leakage, short circuit, fire and explosion, etc. of the battery module due to water droplets accumulated on the nut of the pole and the busbar possibly flowing into the battery module.

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Inventors:
XI BINGRONG (CN)
ZHENG WEIWEI (CN)
WANG TIANFU (CN)
HUA HUANGWEI (CN)
Application Number:
PCT/CN2020/083312
Publication Date:
October 07, 2021
Filing Date:
April 03, 2020
Export Citation:
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Assignee:
SUNWODA ELECTRIC VEHICLE BATTERY CO LTD (CN)
International Classes:
H01M2/10; H01M2/20
Foreign References:
CN211828911U2020-10-30
CN103733383A2014-04-16
CN109690817A2019-04-26
CN208955030U2019-06-07
CN106953038A2017-07-14
JP2001298278A2001-10-26
Other References:
See also references of EP 3910698A4
Attorney, Agent or Firm:
SHENZHEN MINGRIJINDIAN INTELLECTUAL PROPERTY AGENCY FIRM(GENERAL) (CN)
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