CN120226200A - 圆筒形电池 - Google Patents

圆筒形电池 Download PDF

Info

Publication number
CN120226200A
CN120226200A CN202380080970.4A CN202380080970A CN120226200A CN 120226200 A CN120226200 A CN 120226200A CN 202380080970 A CN202380080970 A CN 202380080970A CN 120226200 A CN120226200 A CN 120226200A
Authority
CN
China
Prior art keywords
insulating plate
cylindrical battery
sealing
negative electrode
sealing body
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
CN202380080970.4A
Other languages
English (en)
Chinese (zh)
Inventor
高野晓
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 CN120226200A publication Critical patent/CN120226200A/zh
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings; Jackets or wrappings
    • H01M50/102Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/107Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings; Jackets or wrappings
    • H01M50/147Lids or covers
    • H01M50/148Lids or covers characterised by their shape
    • H01M50/152Lids or covers characterised by their shape for cells having curved cross-section, e.g. round or elliptic
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/30Arrangements for facilitating escape of gases
    • H01M50/342Non-re-sealable arrangements
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/572Means for preventing undesired use or discharge
    • H01M50/584Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/586Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries inside the batteries, e.g. incorrect connections of electrodes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/572Means for preventing undesired use or discharge
    • H01M50/584Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/59Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
    • H01M50/593Spacers; Insulating plates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Gas Exhaust Devices For Batteries (AREA)
  • Secondary Cells (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
CN202380080970.4A 2022-11-30 2023-11-20 圆筒形电池 Pending CN120226200A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022-191398 2022-11-30
JP2022191398 2022-11-30
PCT/JP2023/041567 WO2024116923A1 (ja) 2022-11-30 2023-11-20 円筒形電池

Publications (1)

Publication Number Publication Date
CN120226200A true CN120226200A (zh) 2025-06-27

Family

ID=91323830

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380080970.4A Pending CN120226200A (zh) 2022-11-30 2023-11-20 圆筒形电池

Country Status (3)

Country Link
JP (1) JPWO2024116923A1 (https=)
CN (1) CN120226200A (https=)
WO (1) WO2024116923A1 (https=)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004362870A (ja) * 2003-06-03 2004-12-24 Matsushita Electric Ind Co Ltd 円筒形電池
JP5379866B2 (ja) * 2009-12-04 2013-12-25 パナソニック株式会社 密閉型二次電池
JP2024075802A (ja) * 2021-03-24 2024-06-05 三洋電機株式会社 円筒形電池
JP2024069736A (ja) * 2021-03-24 2024-05-22 三洋電機株式会社 円筒形電池

Also Published As

Publication number Publication date
WO2024116923A1 (ja) 2024-06-06
JPWO2024116923A1 (https=) 2024-06-06

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