JP2022047131A - 二次電池 - Google Patents
二次電池 Download PDFInfo
- Publication number
- JP2022047131A JP2022047131A JP2020152873A JP2020152873A JP2022047131A JP 2022047131 A JP2022047131 A JP 2022047131A JP 2020152873 A JP2020152873 A JP 2020152873A JP 2020152873 A JP2020152873 A JP 2020152873A JP 2022047131 A JP2022047131 A JP 2022047131A
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- JP
- Japan
- Prior art keywords
- electrode terminal
- negative electrode
- positive electrode
- terminal
- main side
- Prior art date
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- 238000009413 insulation Methods 0.000 abstract description 9
- 239000010408 film Substances 0.000 description 7
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
-
- 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
-
- 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
-
- 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
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/471—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof
- H01M50/477—Spacing elements inside cells other than separators, membranes or diaphragms; Manufacturing processes thereof characterised by their shape
-
- 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
- H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
-
- 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
-
- 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
-
- 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
- H01M50/557—Plate-shaped terminals
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
Description
Claims (4)
- 電極と、
一方向における前記電極の一方側の端部に設けられた正極集電体と、
前記一方向における前記電極の前記一方側の端部に設けられた負極集電体と、
前記正極集電体に接続されており、平板状に形成された正極端子と、
前記負極集電体に接続されており、平板状に形成された負極端子と、
前記正極端子及び前記負極端子間を絶縁する絶縁板と、を備え、
前記正極端子及び前記負極端子は、それぞれ、主側面及び前記主側面よりも小さな面積を有する副側面を有し、
前記正極端子及び前記負極端子は、前記正極端子の前記主側面と前記負極端子の前記主側面とが互いに対向するように配置されており、
前記絶縁板は、前記正極端子の前記主側面及び前記負極端子の前記主側面間に配置されている、二次電池。 - 前記絶縁板は、前記正極端子と前記負極端子とが互いに対向する対向方向に当該絶縁板を見たときに、前記正極端子及び前記負極端子から張り出す張出部を有する、請求項1に記載の二次電池。
- 前記電極を固定する固定部と、
前記正極端子の前記主側面と前記負極端子の前記主側面とが互いに対向するように前記正極端子及び前記負極端子を保持する保持体と、をさらに備え、
前記絶縁板は、前記保持体に接続されており、
前記保持体は、前記固定部に固定されている、請求項1又は2に記載の二次電池。 - 前記固定部及び前記保持体の周囲に設けられたラミネート外装体をさらに備える、請求項3に記載の二次電池。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020152873A JP7400671B2 (ja) | 2020-09-11 | 2020-09-11 | 二次電池 |
US17/395,724 US11894579B2 (en) | 2020-09-11 | 2021-08-06 | Secondary battery |
CN202111048342.7A CN114171778B (zh) | 2020-09-11 | 2021-09-08 | 二次电池 |
US18/471,529 US20240014529A1 (en) | 2020-09-11 | 2023-09-21 | Secondary battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020152873A JP7400671B2 (ja) | 2020-09-11 | 2020-09-11 | 二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022047131A true JP2022047131A (ja) | 2022-03-24 |
JP7400671B2 JP7400671B2 (ja) | 2023-12-19 |
Family
ID=80476641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020152873A Active JP7400671B2 (ja) | 2020-09-11 | 2020-09-11 | 二次電池 |
Country Status (3)
Country | Link |
---|---|
US (2) | US11894579B2 (ja) |
JP (1) | JP7400671B2 (ja) |
CN (1) | CN114171778B (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000059063A1 (en) * | 1999-03-26 | 2000-10-05 | Matsushita Electric Industrial Co., Ltd. | Laminate sheath type battery |
JP2006221931A (ja) * | 2005-02-09 | 2006-08-24 | Sii Micro Parts Ltd | 薄型電気化学セル及び電子機器 |
US20090197160A1 (en) * | 2008-01-31 | 2009-08-06 | Sanyo Electric Co., Ltd. | Stack type battery |
JP2020064754A (ja) * | 2018-10-17 | 2020-04-23 | 株式会社日立製作所 | 二次電池、電池パック及び電力システム |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100973316B1 (ko) * | 2008-05-09 | 2010-07-30 | 삼성에스디아이 주식회사 | 배터리 팩 |
KR101050298B1 (ko) * | 2008-12-03 | 2011-07-19 | 삼성에스디아이 주식회사 | 이차전지 |
KR101165507B1 (ko) * | 2009-11-27 | 2012-07-13 | 삼성에스디아이 주식회사 | 이차전지 |
WO2012131801A1 (ja) * | 2011-03-31 | 2012-10-04 | Necエナジーデバイス株式会社 | 電池パック |
JP5988668B2 (ja) * | 2012-04-18 | 2016-09-07 | 日立マクセル株式会社 | 電池積層体 |
KR101908587B1 (ko) * | 2012-06-12 | 2018-10-17 | 에스케이이노베이션 주식회사 | 조립이 용이한 이차전지모듈 |
US9685649B2 (en) * | 2013-09-25 | 2017-06-20 | Lg Chem, Ltd. | Electrode assembly and secondary battery including the same |
JP6357944B2 (ja) | 2014-07-23 | 2018-07-18 | 日産自動車株式会社 | 組電池 |
KR102266593B1 (ko) * | 2015-03-13 | 2021-06-17 | 삼성에스디아이 주식회사 | 이차 전지 |
JP6962168B2 (ja) * | 2017-12-12 | 2021-11-05 | 三洋電機株式会社 | 角形二次電池及びその製造方法 |
CN209087968U (zh) * | 2018-08-02 | 2019-07-09 | 宁德时代新能源科技股份有限公司 | 电极构件、电极组件及二次电池 |
-
2020
- 2020-09-11 JP JP2020152873A patent/JP7400671B2/ja active Active
-
2021
- 2021-08-06 US US17/395,724 patent/US11894579B2/en active Active
- 2021-09-08 CN CN202111048342.7A patent/CN114171778B/zh active Active
-
2023
- 2023-09-21 US US18/471,529 patent/US20240014529A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000059063A1 (en) * | 1999-03-26 | 2000-10-05 | Matsushita Electric Industrial Co., Ltd. | Laminate sheath type battery |
JP2006221931A (ja) * | 2005-02-09 | 2006-08-24 | Sii Micro Parts Ltd | 薄型電気化学セル及び電子機器 |
US20090197160A1 (en) * | 2008-01-31 | 2009-08-06 | Sanyo Electric Co., Ltd. | Stack type battery |
JP2020064754A (ja) * | 2018-10-17 | 2020-04-23 | 株式会社日立製作所 | 二次電池、電池パック及び電力システム |
Also Published As
Publication number | Publication date |
---|---|
US11894579B2 (en) | 2024-02-06 |
JP7400671B2 (ja) | 2023-12-19 |
CN114171778B (zh) | 2024-10-18 |
CN114171778A (zh) | 2022-03-11 |
US20240014529A1 (en) | 2024-01-11 |
US20220085472A1 (en) | 2022-03-17 |
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