CN114868305B - 圆筒形电池 - Google Patents

圆筒形电池

Info

Publication number
CN114868305B
CN114868305B CN202080087126.0A CN202080087126A CN114868305B CN 114868305 B CN114868305 B CN 114868305B CN 202080087126 A CN202080087126 A CN 202080087126A CN 114868305 B CN114868305 B CN 114868305B
Authority
CN
China
Prior art keywords
battery
metal
end plate
resin member
cylindrical battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202080087126.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN114868305A (zh
Inventor
山下惠辅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic New Energy Co ltd
Original Assignee
Panasonic New Energy Co ltd
Sanyo Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic New Energy Co ltd, Sanyo Electric Co Ltd filed Critical Panasonic New Energy Co ltd
Publication of CN114868305A publication Critical patent/CN114868305A/zh
Application granted granted Critical
Publication of CN114868305B publication Critical patent/CN114868305B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/184—Sealing members characterised by their shape or structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/186—Sealing members characterised by the disposition of the sealing members
    • H01M50/188—Sealing members characterised by the disposition of the sealing members the sealing members being arranged between the lid and terminal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/30—Arrangements for facilitating escape of gases
    • H01M50/342—Non-re-sealable arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H01M50/559—Terminals adapted for cells having curved cross-section, e.g. round, elliptic or button cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/574—Devices or arrangements for the interruption of current
    • H01M50/578—Devices or arrangements for the interruption of current in response to pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Gas Exhaust Devices For Batteries (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Connection Of Batteries Or Terminals (AREA)
CN202080087126.0A 2019-12-18 2020-12-09 圆筒形电池 Active CN114868305B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-227988 2019-12-18
JP2019227988 2019-12-18
PCT/JP2020/045746 WO2021124995A1 (ja) 2019-12-18 2020-12-09 円筒形電池

Publications (2)

Publication Number Publication Date
CN114868305A CN114868305A (zh) 2022-08-05
CN114868305B true CN114868305B (zh) 2025-10-28

Family

ID=76477459

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080087126.0A Active CN114868305B (zh) 2019-12-18 2020-12-09 圆筒形电池

Country Status (5)

Country Link
US (1) US12347878B2 (https=)
EP (1) EP4080670A4 (https=)
JP (1) JP7686570B2 (https=)
CN (1) CN114868305B (https=)
WO (1) WO2021124995A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7686570B2 (ja) * 2019-12-18 2025-06-02 パナソニックエナジー株式会社 円筒形電池
WO2021187045A1 (ja) * 2020-03-16 2021-09-23 三洋電機株式会社 円筒形電池
JP2024524061A (ja) * 2021-12-15 2024-07-05 エルジー エナジー ソリューション リミテッド 二次電池およびこれを含む電池モジュール
JPWO2023127721A1 (https=) * 2021-12-28 2023-07-06
US20250192293A1 (en) * 2022-03-17 2025-06-12 Panasonic Energy Co., Ltd. Cylindrical battery
SE2250716A1 (en) * 2022-06-14 2023-12-15 Northvolt Ab A cylindrical secondary cell
CN119856335A (zh) * 2022-09-14 2025-04-18 松下新能源株式会社 电池
CN115498354B (zh) * 2022-11-14 2023-03-03 宁德新能源科技有限公司 电化学装置以及用电装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106030850A (zh) * 2014-03-28 2016-10-12 三洋电机株式会社 圆筒形密闭电池
WO2019026527A1 (ja) * 2017-07-31 2019-02-07 パナソニックＩｐマネジメント株式会社 円筒形電池

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10188934A (ja) * 1996-12-24 1998-07-21 Sony Corp 円筒形電池
US20040043286A1 (en) * 2002-08-28 2004-03-04 Janmey Robert M. Seal for an electrochemical cell
JP5800034B2 (ja) 2012-01-27 2015-10-28 トヨタ自動車株式会社 密閉型電池
WO2014119308A1 (ja) * 2013-01-31 2014-08-07 三洋電機株式会社 密閉型電池
US20180026238A1 (en) 2015-03-06 2018-01-25 Sanyo Electric Co., Ltd. Sealed batteries
US10601002B2 (en) 2015-03-27 2020-03-24 Sanyo Electric Co., Ltd. Cylindrical battery and method for producing the same
WO2016157750A1 (ja) * 2015-03-27 2016-10-06 三洋電機株式会社 円筒形電池
JP6859852B2 (ja) 2017-05-31 2021-04-14 三洋電機株式会社 角形二次電池、それを用いた組電池及び車両
KR102275779B1 (ko) * 2017-11-17 2021-07-13 주식회사 엘지에너지솔루션 이차전지
KR20190138509A (ko) 2018-06-05 2019-12-13 주식회사 엘지화학 이차전지
CN113302786B (zh) * 2019-01-18 2023-05-09 三洋电机株式会社 密闭电池
US20220416338A1 (en) 2019-11-29 2022-12-29 Sanyo Electric Co., Ltd. Sealed battery
JP7686570B2 (ja) * 2019-12-18 2025-06-02 パナソニックエナジー株式会社 円筒形電池

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106030850A (zh) * 2014-03-28 2016-10-12 三洋电机株式会社 圆筒形密闭电池
WO2019026527A1 (ja) * 2017-07-31 2019-02-07 パナソニックＩｐマネジメント株式会社 円筒形電池

Also Published As

Publication number Publication date
JP7686570B2 (ja) 2025-06-02
JPWO2021124995A1 (https=) 2021-06-24
EP4080670A1 (en) 2022-10-26
EP4080670A4 (en) 2023-08-02
US12347878B2 (en) 2025-07-01
US20220376332A1 (en) 2022-11-24
CN114868305A (zh) 2022-08-05
WO2021124995A1 (ja) 2021-06-24

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Legal Events

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Effective date of registration: 20230605

Address after: Japan Osaka

Applicant after: Panasonic New Energy Co.,Ltd.

Address before: Japan Osaka

Applicant before: Sanyo Electric Co.,Ltd.

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GR01 Patent grant
GR01 Patent grant