CN116724448A - 圆筒形电池 - Google Patents

圆筒形电池 Download PDF

Info

Publication number
CN116724448A
CN116724448A CN202180076531.7A CN202180076531A CN116724448A CN 116724448 A CN116724448 A CN 116724448A CN 202180076531 A CN202180076531 A CN 202180076531A CN 116724448 A CN116724448 A CN 116724448A
Authority
CN
China
Prior art keywords
pressing member
sealing body
positive electrode
negative electrode
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.)
Pending
Application number
CN202180076531.7A
Other languages
English (en)
Chinese (zh)
Inventor
原口心
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
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 filed Critical Panasonic New Energy Co ltd
Publication of CN116724448A publication Critical patent/CN116724448A/zh
Pending legal-status Critical Current

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
    • H01M50/50—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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • H01M10/0422—Cells or battery with cylindrical casing
    • 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
    • H01M50/147—Lids or covers
    • H01M50/148—Lids or covers characterised by their shape
    • H01M50/152—Lids or covers characterised by their shape for cells 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
    • H01M50/147—Lids or covers
    • H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
    • H01M50/167—Lids or covers characterised by the methods of assembling casings with lids by crimping
    • 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
    • H01M50/147—Lids or covers
    • H01M50/166—Lids or covers characterised by the methods of assembling casings with lids
    • H01M50/171—Lids or covers characterised by the methods of assembling casings with lids using adhesives or sealing agents
    • 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
    • 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
    • H01M50/547—Terminals characterised by the disposition of the terminals on the cells
    • H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
    • 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
    • H01M50/56—Cup shaped terminals
    • 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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
CN202180076531.7A 2020-11-19 2021-11-15 圆筒形电池 Pending CN116724448A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020192302 2020-11-19
JP2020-192302 2020-11-19
PCT/JP2021/041862 WO2022107712A1 (ja) 2020-11-19 2021-11-15 円筒形電池

Publications (1)

Publication Number Publication Date
CN116724448A true CN116724448A (zh) 2023-09-08

Family

ID=81708833

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180076531.7A Pending CN116724448A (zh) 2020-11-19 2021-11-15 圆筒形电池

Country Status (5)

Country Link
US (1) US20230402727A1 (https=)
EP (1) EP4250440B1 (https=)
JP (1) JP7759891B2 (https=)
CN (1) CN116724448A (https=)
WO (1) WO2022107712A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE2250716A1 (en) * 2022-06-14 2023-12-15 Northvolt Ab A cylindrical secondary cell
EP4517912A4 (en) * 2022-06-21 2025-09-17 Contemporary Amperex Technology Hong Kong Ltd BATTERY CELL, BATTERY AND ELECTRICAL DEVICE
WO2023245429A1 (zh) * 2022-06-21 2023-12-28 宁德时代新能源科技股份有限公司 电池单体、电池及用电装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100948001B1 (ko) 2006-12-11 2010-03-18 주식회사 엘지화학 안전성이 강화된 클림핑 형상의 리튬이온 이차전지
JP2009152031A (ja) 2007-12-20 2009-07-09 Panasonic Corp 円筒形電池
CN205211804U (zh) * 2015-12-25 2016-05-04 湖北金泉新材料有限责任公司 一种电池密封装置
CN110226243B (zh) * 2017-03-24 2023-03-28 松下知识产权经营株式会社 电池罐及圆筒形电池
KR102203249B1 (ko) * 2017-10-10 2021-01-13 주식회사 엘지화학 접속 캡을 구비한 원통형 전지셀
US20190296311A1 (en) * 2018-03-23 2019-09-26 Sf Motors, Inc. Battery cell for electric vehicle battery pack
JP7340818B2 (ja) 2018-11-30 2023-09-08 パナソニックＩｐマネジメント株式会社 電池

Also Published As

Publication number Publication date
JPWO2022107712A1 (https=) 2022-05-27
EP4250440A4 (en) 2024-12-18
US20230402727A1 (en) 2023-12-14
WO2022107712A1 (ja) 2022-05-27
EP4250440B1 (en) 2025-09-10
JP7759891B2 (ja) 2025-10-24
EP4250440A1 (en) 2023-09-27

Similar Documents

Publication Publication Date Title
EP2228848B1 (en) Cylinder type secondary battery with electrode tab protection
CN116724448A (zh) 圆筒形电池
US20100233519A1 (en) Rechargeable battery
US12237518B2 (en) Cylindrical battery
JP7669293B2 (ja) 密閉電池
EP4131592A1 (en) Cylindrical battery
US20220399620A1 (en) Terminal structure and power storage device
JP7749537B2 (ja) 円筒形電池
CN117561645A (zh) 圆筒形电池
JP7763779B2 (ja) 円筒形電池
CN115362592A (zh) 密闭型电池
CN118765462A (zh) 圆筒形电池
JP7657196B2 (ja) 円筒形電池
CN217062447U (zh) 电池
EP4679615A1 (en) Cylindrical battery
CN118679639A (zh) 圆筒形电池及其制造方法
JP7049586B2 (ja) 電池
WO2024181038A1 (ja) 円筒形電池
WO2025028054A1 (ja) 円筒形電池
WO2024161920A1 (ja) 円筒形電池
CN120389085A (zh) 二次电池及其制造方法
CN116711144A (zh) 圆筒形电池

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination