Title:
COVER PLATE ASSEMBLY, SINGLE BATTERY, BATTERY MODULE, POWER BATTERY AND ELECTRIC VEHICLE
Document Type and Number:
WIPO Patent Application WO/2019/120236
Kind Code:
A1
Abstract:
Disclosed are a battery cover plate assembly, a single battery, a battery module, a power battery, and an electric vehicle. The battery cover plate assembly comprises a cover plate (110), an inner lead-out member (109) and an outer electrode terminal (112), wherein the inner lead-out member (109) and the outer electrode terminal (112) are electrically connected by a current interruption device, and a nicked member (101) of the current interruption device comprises a nicked area (105), a first welding area (103), and a second welding area (107); and in a vertical section of the nicked member (101) perpendicular to the lengthwise direction of the cover plate (110), the first welding area (103), the nicked area (105) and the second welding area (107) are successively arranged in a strip shape, and a nick (104) extends on the nicked area (105) in the lengthwise direction of the cover plate (110).
Inventors:
JIANG LUXIA (CN)
CHENG HAN (CN)
ZHOU JIANGTAO (CN)
YANG KELI (CN)
TANG DAOYI (CN)
CHENG HAN (CN)
ZHOU JIANGTAO (CN)
YANG KELI (CN)
TANG DAOYI (CN)
Application Number:
PCT/CN2018/122233
Publication Date:
June 27, 2019
Filing Date:
December 20, 2018
Export Citation:
Assignee:
BYD CO LTD (CN)
International Classes:
H01M50/147; H01M50/574
Domestic Patent References:
| WO2013132704A1 | 2013-09-12 |
Foreign References:
| CN207818641U | 2018-09-04 | |||
| CN207818643U | 2018-09-04 | |||
| CN207818749U | 2018-09-04 | |||
| CN207818642U | 2018-09-04 | |||
| CN1770500A | 2006-05-10 | |||
| CN106941148A | 2017-07-11 | |||
| CN107123783A | 2017-09-01 |
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)
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