JP7678526B2 - 封口体および電池 - Google Patents

封口体および電池 Download PDF

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Publication number
JP7678526B2
JP7678526B2 JP2022512155A JP2022512155A JP7678526B2 JP 7678526 B2 JP7678526 B2 JP 7678526B2 JP 2022512155 A JP2022512155 A JP 2022512155A JP 2022512155 A JP2022512155 A JP 2022512155A JP 7678526 B2 JP7678526 B2 JP 7678526B2
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Japan
Prior art keywords
sealing
sealing plate
protrusion
terminal member
battery
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JP2022512155A
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Japanese (ja)
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JPWO2021200737A1 (https=
Inventor
真一 坂本
真也 下司
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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    • 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
    • H01M50/10—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
    • H01M50/155—Lids or covers characterised by the material
    • H01M50/157—Inorganic material
    • H01M50/159—Metals
    • 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
    • H01M50/169—Lids or covers characterised by the methods of assembling casings with lids by welding, brazing or soldering
    • 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
    • H01M50/172—Arrangements of electric connectors penetrating the casing
    • H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
    • H01M50/176—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for prismatic or rectangular 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/172—Arrangements of electric connectors penetrating the casing
    • H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
    • H01M50/179—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells 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
    • H01M50/183—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
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/19—Sealing members characterised by the material
    • H01M50/191—Inorganic material
    • 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
    • H01M50/19—Sealing members characterised by the material
    • H01M50/193—Organic material
    • 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
    • H01M50/553—Terminals adapted for prismatic, pouch or rectangular 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
    • H01M50/562—Terminals characterised by the material
    • 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
    • H01M50/564—Terminals characterised by their manufacturing process
    • H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
    • 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)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Connection Of Batteries Or Terminals (AREA)
JP2022512155A 2020-03-31 2021-03-26 封口体および電池 Active JP7678526B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020064950 2020-03-31
JP2020064950 2020-03-31
PCT/JP2021/013076 WO2021200737A1 (ja) 2020-03-31 2021-03-26 封口体および電池

Publications (2)

Publication Number Publication Date
JPWO2021200737A1 JPWO2021200737A1 (https=) 2021-10-07
JP7678526B2 true JP7678526B2 (ja) 2025-05-16

Family

ID=77927461

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022512155A Active JP7678526B2 (ja) 2020-03-31 2021-03-26 封口体および電池

Country Status (5)

Country Link
US (1) US12512542B2 (https=)
EP (1) EP4131588A4 (https=)
JP (1) JP7678526B2 (https=)
CN (1) CN115088117B (https=)
WO (1) WO2021200737A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4443637A4 (en) * 2021-11-30 2025-07-30 Panasonic Ip Man Co Ltd Power storage device
CN216750092U (zh) * 2022-01-27 2022-06-14 宁德时代新能源科技股份有限公司 电池单体、电池以及用电装置
CN121548915A (zh) 2023-07-31 2026-02-17 松下知识产权经营株式会社 蓄电装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010277785A (ja) 2009-05-27 2010-12-09 Sanyo Electric Co Ltd 密閉型電池およびその製造方法
WO2011092845A1 (ja) 2010-01-29 2011-08-04 日立ビークルエナジー株式会社 密閉型電池およびその製造方法
WO2016157748A1 (ja) 2015-03-27 2016-10-06 三洋電機株式会社 円筒形電池及びその製造方法
WO2019082712A1 (ja) 2017-10-23 2019-05-02 三洋電機株式会社 円筒形電池

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JPS4811316U (https=) * 1971-06-19 1973-02-08
JP3649000B2 (ja) 1998-09-14 2005-05-18 新神戸電機株式会社 大電流放電用二次電池
JP2004087194A (ja) * 2002-08-23 2004-03-18 Nok Corp 封口板
JP4243148B2 (ja) * 2003-07-31 2009-03-25 三洋電機株式会社 密閉形蓄電池
JP4567374B2 (ja) * 2003-08-28 2010-10-20 パナソニック株式会社 電池およびその製造方法
JP2005190837A (ja) * 2003-12-25 2005-07-14 Yuasa Corp 密閉型蓄電池
JP5420288B2 (ja) * 2009-03-26 2014-02-19 三洋電機株式会社 密閉型電池
JP2010232089A (ja) * 2009-03-27 2010-10-14 Sanyo Electric Co Ltd 密閉型電池
JP2012227026A (ja) * 2011-04-20 2012-11-15 Toyota Motor Corp 電池及び電池の製造方法
CN202217712U (zh) * 2011-07-27 2012-05-09 松下能源(无锡)有限公司 电池用封口板组件、及具备该封口板组件的电池
JP5795937B2 (ja) * 2011-10-25 2015-10-14 日立オートモティブシステムズ株式会社 二次電池
WO2015115557A1 (ja) * 2014-01-29 2015-08-06 株式会社 東芝 電池及び封口体ユニット
US11303002B2 (en) * 2014-03-18 2022-04-12 Vehicle Energy Japan Inc. Secondary battery
KR101737489B1 (ko) * 2014-06-05 2017-05-18 주식회사 엘지화학 터미널 볼트의 토크 지지 구조가 개선된 배터리 팩
CN108140757A (zh) * 2015-10-30 2018-06-08 松下知识产权经营株式会社 圆筒形电池用封口体以及使用其的圆筒形电池
KR101808609B1 (ko) * 2016-02-15 2017-12-13 허진우 전기에너지 저장장치용 셀 외장 케이스 및 이를 포함하는 전기에너지 저장장치
JP6729137B2 (ja) * 2016-07-28 2020-07-22 三洋電機株式会社 二次電池及びその製造方法、並びにそれを用いた組電池
JP6872145B2 (ja) * 2017-05-02 2021-05-19 トヨタ自動車株式会社 端子固定構造
KR102018296B1 (ko) * 2018-02-23 2019-09-04 박찬우 이차전지용 캡 어셈블리
CN208507818U (zh) * 2018-06-29 2019-02-15 宁德时代新能源科技股份有限公司 二次电池及其极片

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010277785A (ja) 2009-05-27 2010-12-09 Sanyo Electric Co Ltd 密閉型電池およびその製造方法
WO2011092845A1 (ja) 2010-01-29 2011-08-04 日立ビークルエナジー株式会社 密閉型電池およびその製造方法
WO2016157748A1 (ja) 2015-03-27 2016-10-06 三洋電機株式会社 円筒形電池及びその製造方法
WO2019082712A1 (ja) 2017-10-23 2019-05-02 三洋電機株式会社 円筒形電池

Also Published As

Publication number Publication date
WO2021200737A1 (ja) 2021-10-07
CN115088117A (zh) 2022-09-20
US20230163387A1 (en) 2023-05-25
EP4131588A1 (en) 2023-02-08
CN115088117B (zh) 2024-08-27
JPWO2021200737A1 (https=) 2021-10-07
EP4131588A4 (en) 2024-07-10
US12512542B2 (en) 2025-12-30

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