JPWO2019194182A1 - 円筒形電池 - Google Patents
円筒形電池 Download PDFInfo
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- JPWO2019194182A1 JPWO2019194182A1 JP2020512260A JP2020512260A JPWO2019194182A1 JP WO2019194182 A1 JPWO2019194182 A1 JP WO2019194182A1 JP 2020512260 A JP2020512260 A JP 2020512260A JP 2020512260 A JP2020512260 A JP 2020512260A JP WO2019194182 A1 JPWO2019194182 A1 JP WO2019194182A1
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- positive electrode
- core body
- plate
- current collector
- cylindrical battery
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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
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/70—Carriers or collectors characterised by shape or form
-
- 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 of a single cell or a single battery
- H01M50/102—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure
- H01M50/107—Primary casings, jackets or wrappings of a single cell or a single battery 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 of a single cell or a single battery
- 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 of a single cell or a single battery
- 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
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- 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
-
- 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
- H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
-
- 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
- H01M50/545—Terminals formed by the casing of the 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
Description
Claims (6)
- 少なくとも1つの第1極板と少なくとも1つの第2極板とがセパレータを介して巻回された巻回型の電極体と、
前記電極体を収容する有底筒状の外装缶と、
前記外装缶の開口部を塞ぐように前記開口部に第1絶縁部材を介して取り付けられた第1極端子と、を備え、
前記第1極板は、導電材料により形成された第1芯体と、前記第1芯体上に形成された第1活物質層とを有し、前記第1芯体の前記第1極端子側の一辺部が前記第1活物質層の前記第1極端子側の一辺より導出されることで第1導出部が形成され、
前記第1導出部は、前記電極体の内周側または外周側に曲げられた第1曲げ部を含み、
前記第1曲げ部の前記第1極端子側面に第1極集電板の第1面が接触しており、前記第1極集電板の第2面に直接、または導電部材を介して前記第1極端子が接続される、
円筒形電池。 - 請求項1に記載の円筒形電池において、
前記外装缶は、前記開口部側部分に、内周側に張り出すように形成された張り出し部を含み、
前記第1極集電板の前記第2面の外周側にリング状の第2絶縁部材が配置され、
前記第1曲げ部と前記張り出し部とで、前記第2絶縁部材及び前記第1極集電板が挟まれており、前記第1極端子は、前記第2絶縁部材の貫通穴の内側を通じて、前記第1極集電板に接続されている、
円筒形電池。 - 請求項1に記載の円筒形電池において、
前記第1極端子は、前記外装缶の前記開口部側部分が外周側から内周側にかしめられることにより、前記開口部に前記第1絶縁部材を介して取り付けられている、
円筒形電池。 - 請求項3に記載の円筒形電池において、
前記第1極端子と、前記第1極集電板の間に前記導電部材として板ばねが配置されている、
円筒形電池。 - 請求項1から請求項4のいずれか1項に記載の円筒形電池において、
前記第2極板は、導電材料により形成された第2芯体と、前記第2芯体上に形成された第2活物質層とを有し、前記第2芯体の前記外装缶の底部側の一辺部が前記第2活物質層の前記底部側の一辺より導出されることで第2導出部が形成され、
前記第2導出部は、前記電極体の内周側または外周側に曲げられた第2曲げ部を含み、
前記第2曲げ部が前記底部の内面に接触している、
円筒形電池。 - 請求項1から請求項4のいずれか1項に記載の円筒形電池において、
前記第2極板は、導電材料により形成された第2芯体と、前記第2芯体上に形成された第2活物質層とを有し、前記電極体の最外周面に前記第2芯体が露出しており、
前記電極体の最外周面の前記第2芯体が露出した部分が前記外装缶の筒部の内面に接触している、
円筒形電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018073840 | 2018-04-06 | ||
JP2018073840 | 2018-04-06 | ||
PCT/JP2019/014647 WO2019194182A1 (ja) | 2018-04-06 | 2019-04-02 | 円筒形電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2019194182A1 true JPWO2019194182A1 (ja) | 2021-04-08 |
JP7320162B2 JP7320162B2 (ja) | 2023-08-03 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020512260A Active JP7320162B2 (ja) | 2018-04-06 | 2019-04-02 | 円筒形電池 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11495833B2 (ja) |
JP (1) | JP7320162B2 (ja) |
CN (1) | CN111937187B (ja) |
WO (1) | WO2019194182A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114865053A (zh) | 2021-01-19 | 2022-08-05 | 株式会社Lg新能源 | 电池及应用于其的集电体、包括该电池的电池组及汽车 |
US20220271344A1 (en) * | 2021-02-19 | 2022-08-25 | Lg Energy Solution, Ltd. | Battery and current collector applied thereto, and battery pack and vehicle including the same |
SE2150504A1 (en) | 2021-04-22 | 2022-10-23 | Northvolt Ab | A cylindrical secondary cell and a method of its manufacture |
DE102021112325A1 (de) | 2021-05-11 | 2022-11-17 | Bayerische Motoren Werke Aktiengesellschaft | Batteriezelle |
EP4354638A1 (en) * | 2021-10-20 | 2024-04-17 | Contemporary Amperex Technology Co., Limited | Battery cell and manufacturing method and device therefor, battery, and electric device |
WO2023171735A1 (ja) * | 2022-03-09 | 2023-09-14 | マクセル株式会社 | 電気化学素子 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1021953A (ja) * | 1996-06-27 | 1998-01-23 | Sanyo Electric Co Ltd | 二次電池 |
JPH10340709A (ja) * | 1997-06-06 | 1998-12-22 | N Ii C Mori Energ Kk | 角型電池 |
JPH11329398A (ja) * | 1998-05-18 | 1999-11-30 | Denso Corp | 巻回電極電池 |
JP2000228174A (ja) * | 1998-12-04 | 2000-08-15 | Matsushita Electric Ind Co Ltd | 電 池 |
JP2001093506A (ja) * | 1999-09-22 | 2001-04-06 | Honda Motor Co Ltd | 蓄電素子の電極接合方法 |
JP2001148238A (ja) * | 1999-11-19 | 2001-05-29 | Sony Corp | 2次電池 |
JP2005209638A (ja) * | 2003-12-24 | 2005-08-04 | Matsushita Electric Ind Co Ltd | 電極群からなる捲回形電気化学素子および電池 |
WO2016084288A1 (ja) * | 2014-11-28 | 2016-06-02 | 三洋電機株式会社 | 非水電解質二次電池 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1160813C (zh) | 1998-12-04 | 2004-08-04 | 松下电器产业株式会社 | 电池和电池座 |
JP3751782B2 (ja) * | 1998-12-25 | 2006-03-01 | 松下電器産業株式会社 | 円筒型アルカリ蓄電池とその製造方法 |
JP4679046B2 (ja) * | 2003-08-21 | 2011-04-27 | 三洋電機株式会社 | 電池及びこれを用いた電池ユニット |
CN1309105C (zh) | 2003-12-24 | 2007-04-04 | 松下电器产业株式会社 | 卷式电化学元件用极板组和电池 |
JP4606079B2 (ja) | 2004-07-21 | 2011-01-05 | 三洋電機株式会社 | 電池 |
WO2007142040A1 (ja) * | 2006-06-02 | 2007-12-13 | Panasonic Corporation | 二次電池 |
CN103370815B (zh) * | 2011-02-16 | 2016-04-13 | 松下知识产权经营株式会社 | 电池及电池的制造方法 |
JP6228127B2 (ja) * | 2012-10-30 | 2017-11-08 | 三洋電機株式会社 | 円筒形蓄電池及び蓄電池モジュール |
JP6360305B2 (ja) * | 2013-12-27 | 2018-07-18 | 日立オートモティブシステムズ株式会社 | 角形二次電池 |
CN111668473A (zh) * | 2015-03-13 | 2020-09-15 | 三洋电机株式会社 | 非水电解质二次电池 |
JP6213615B2 (ja) * | 2016-06-06 | 2017-10-18 | 三洋電機株式会社 | 非水電解質二次電池の製造方法 |
-
2019
- 2019-04-02 JP JP2020512260A patent/JP7320162B2/ja active Active
- 2019-04-02 US US17/044,033 patent/US11495833B2/en active Active
- 2019-04-02 WO PCT/JP2019/014647 patent/WO2019194182A1/ja active Application Filing
- 2019-04-02 CN CN201980023625.0A patent/CN111937187B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1021953A (ja) * | 1996-06-27 | 1998-01-23 | Sanyo Electric Co Ltd | 二次電池 |
JPH10340709A (ja) * | 1997-06-06 | 1998-12-22 | N Ii C Mori Energ Kk | 角型電池 |
JPH11329398A (ja) * | 1998-05-18 | 1999-11-30 | Denso Corp | 巻回電極電池 |
JP2000228174A (ja) * | 1998-12-04 | 2000-08-15 | Matsushita Electric Ind Co Ltd | 電 池 |
JP2001093506A (ja) * | 1999-09-22 | 2001-04-06 | Honda Motor Co Ltd | 蓄電素子の電極接合方法 |
JP2001148238A (ja) * | 1999-11-19 | 2001-05-29 | Sony Corp | 2次電池 |
JP2005209638A (ja) * | 2003-12-24 | 2005-08-04 | Matsushita Electric Ind Co Ltd | 電極群からなる捲回形電気化学素子および電池 |
WO2016084288A1 (ja) * | 2014-11-28 | 2016-06-02 | 三洋電機株式会社 | 非水電解質二次電池 |
Also Published As
Publication number | Publication date |
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CN111937187B (zh) | 2023-04-18 |
US20210210792A1 (en) | 2021-07-08 |
WO2019194182A1 (ja) | 2019-10-10 |
CN111937187A (zh) | 2020-11-13 |
JP7320162B2 (ja) | 2023-08-03 |
US11495833B2 (en) | 2022-11-08 |
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