JP7759891B2 - 円筒形電池 - Google Patents

円筒形電池

Info

Publication number
JP7759891B2
JP7759891B2 JP2022563735A JP2022563735A JP7759891B2 JP 7759891 B2 JP7759891 B2 JP 7759891B2 JP 2022563735 A JP2022563735 A JP 2022563735A JP 2022563735 A JP2022563735 A JP 2022563735A JP 7759891 B2 JP7759891 B2 JP 7759891B2
Authority
JP
Japan
Prior art keywords
sealing body
pressing member
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.)
Active
Application number
JP2022563735A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022107712A1 (https=
Inventor
心 原口
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 Energy Co Ltd
Original Assignee
Panasonic 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 Energy Co Ltd filed Critical Panasonic Energy Co Ltd
Publication of JPWO2022107712A1 publication Critical patent/JPWO2022107712A1/ja
Application granted granted Critical
Publication of JP7759891B2 publication Critical patent/JP7759891B2/ja
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
    • 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
    • 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)
JP2022563735A 2020-11-19 2021-11-15 円筒形電池 Active JP7759891B2 (ja)

Applications Claiming Priority (3)

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

Publications (2)

Publication Number Publication Date
JPWO2022107712A1 JPWO2022107712A1 (https=) 2022-05-27
JP7759891B2 true JP7759891B2 (ja) 2025-10-24

Family

ID=81708833

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022563735A Active JP7759891B2 (ja) 2020-11-19 2021-11-15 円筒形電池

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

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190296311A1 (en) 2018-03-23 2019-09-26 Sf Motors, Inc. Battery cell for electric vehicle battery pack
WO2020111275A1 (ja) 2018-11-30 2020-06-04 パナソニックＩｐマネジメント株式会社 電池
JP2020518976A (ja) 2017-10-10 2020-06-25 エルジー・ケム・リミテッド 接続キャップを備える円筒状電池セル

Family Cites Families (4)

* 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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020518976A (ja) 2017-10-10 2020-06-25 エルジー・ケム・リミテッド 接続キャップを備える円筒状電池セル
US20190296311A1 (en) 2018-03-23 2019-09-26 Sf Motors, Inc. Battery cell for electric vehicle battery pack
WO2020111275A1 (ja) 2018-11-30 2020-06-04 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
CN116724448A (zh) 2023-09-08
EP4250440A1 (en) 2023-09-27

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