JP6726908B2 - 積層型電池 - Google Patents
積層型電池 Download PDFInfo
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- JP6726908B2 JP6726908B2 JP2017537216A JP2017537216A JP6726908B2 JP 6726908 B2 JP6726908 B2 JP 6726908B2 JP 2017537216 A JP2017537216 A JP 2017537216A JP 2017537216 A JP2017537216 A JP 2017537216A JP 6726908 B2 JP6726908 B2 JP 6726908B2
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- Japan
- Prior art keywords
- terminal
- positive electrode
- electrode body
- laminated
- electrode
- Prior art date
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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
- H01M10/0463—Cells or batteries with horizontal or inclined electrodes
-
- 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
- H01M10/0436—Small-sized flat cells or batteries for portable equipment
-
- 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
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
-
- 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
- H01M50/172—Arrangements of electric connectors penetrating the casing
- H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
- H01M50/178—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for pouch or flexible bag 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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
-
- 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
- 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
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
- H01M50/591—Covers
-
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
-
- 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
Description
12 外装体
12a,12b 外装材
14 収容空間
15 本体部
16 シール部
17 融着テープ
20 積層電極体
20a 第1電極体ブロック
20b 第2電極体ブロック
21 単板セル
22 正極
23 負極
24,26 リード
24a 第1正極リード
24b 第2正極リード
26a,26b 負極リード
30,30a,30b,30c 端子
30p 正極端子
30n 負極端子
32 外側端子部
34 第1内側端子部
36 第2内側端子部
40,40A カバー部材
42 側壁
44p,44n スロット
Claims (3)
- 外装体と、
前記外装体の内部に収容され、正極および負極がセパレータを介して重ね合された単板セルを複数積層して構成される積層電極体と、
前記積層電極体を構成する各単板セルの正極からそれぞれ延出する正極リードが接続された正極端子と、
前記積層電極体を構成する各単板セルの負極からそれぞれ延出する負極リードが接続された負極端子と、を備え、
前記積層電極体は、積層方向において第1電極体ブロックと第2電極体ブロックに分けられ、
前記正極端子および前記負極端子の少なくとも一方は、前記第1電極体ブロックのリードが接続される第1内側端子部と、前記第2電極体ブロックのリードが接続される第2内側端子部と、前記第1および第2内側端子部の各基端部に連なって前記外装体の外部に延出する外側端子部とを有し、前記第1および第2内側端子部と前記外側端子部とでT字状の側面形状をなし、
前記第1および第2内側端子部は、金属板に形成された切り込みにより、電池の幅方向に分割され、
前記第1および第2内側端子部は、前記積層電極体の厚み方向Zの反対方向にそれぞれ延出しており、
前記第1電極体ブロックの前記リードは、厚み方向Zの一方側に凸となる略U字状をなし、
前記第2電極体ブロックの前記リードは、厚み方向Zの他方側に凸となる略U字状をなしている、
積層型電池。 - 請求項1に記載の積層型電池において、
前記第1および第2内側端子部は、前記積層電極体の厚み方向Zの反対方向に実質的に90度それぞれ折り曲げられている、積層型電池。 - 請求項1または2に記載の積層型電池において、
前記T字状の側面形状をなす前記正極端子および前記負極端子の少なくとも一方と、前記積層電極体から延出するリードとの接続領域の周囲を覆うカバー部材が設けられ、前記カバー部材には前記外側端子部が挿通される貫通孔が形成されている、積層型電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015170950 | 2015-08-31 | ||
JP2015170950 | 2015-08-31 | ||
PCT/JP2016/003815 WO2017038042A1 (ja) | 2015-08-31 | 2016-08-23 | 積層型電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017038042A1 JPWO2017038042A1 (ja) | 2018-06-14 |
JP6726908B2 true JP6726908B2 (ja) | 2020-07-22 |
Family
ID=58186936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017537216A Active JP6726908B2 (ja) | 2015-08-31 | 2016-08-23 | 積層型電池 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20190013507A1 (ja) |
JP (1) | JP6726908B2 (ja) |
CN (1) | CN107851770A (ja) |
WO (1) | WO2017038042A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11594789B2 (en) | 2017-06-23 | 2023-02-28 | Kabushiki Kaisha Toyota Jidoshokki | Power storage device |
JP6972703B2 (ja) * | 2017-06-26 | 2021-11-24 | 三洋電機株式会社 | 角形二次電池 |
JP7019124B2 (ja) * | 2017-10-27 | 2022-02-15 | 株式会社豊田自動織機 | 蓄電装置 |
CN207818809U (zh) * | 2017-12-14 | 2018-09-04 | 比亚迪股份有限公司 | 电池和具有其的电池包、电动汽车 |
JP7028748B2 (ja) * | 2018-10-18 | 2022-03-02 | 本田技研工業株式会社 | 蓄電セル及び蓄電セルの製造方法 |
CN112997346A (zh) * | 2018-11-28 | 2021-06-18 | 三洋电机株式会社 | 电池及其制造方法 |
JP7257178B2 (ja) * | 2019-02-18 | 2023-04-13 | 三洋電機株式会社 | 二次電池 |
CN111403676A (zh) * | 2020-03-27 | 2020-07-10 | 湖北亿纬动力有限公司 | 电芯组件及电池 |
JP2022000840A (ja) * | 2020-06-19 | 2022-01-04 | トヨタ自動車株式会社 | 積層型電池 |
JP7455032B2 (ja) * | 2020-09-08 | 2024-03-25 | プライムプラネットエナジー&ソリューションズ株式会社 | 電池 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09213299A (ja) * | 1996-01-31 | 1997-08-15 | Toyota Autom Loom Works Ltd | 蓄電池の集電構造 |
JP4856815B2 (ja) * | 2001-05-02 | 2012-01-18 | トータル ワイヤレス ソリューショオンズ リミテッド | シート型電池 |
JP3996745B2 (ja) * | 2001-07-12 | 2007-10-24 | 三菱化学株式会社 | 二次電池 |
JP2008091268A (ja) * | 2006-10-04 | 2008-04-17 | Nissan Motor Co Ltd | 薄型電池 |
JP5353032B2 (ja) * | 2007-07-11 | 2013-11-27 | 日産自動車株式会社 | 積層型電池 |
JP2012054029A (ja) * | 2010-08-31 | 2012-03-15 | Sanyo Electric Co Ltd | 積層式電池 |
JP2012199162A (ja) * | 2011-03-23 | 2012-10-18 | Sanyo Electric Co Ltd | ラミネート外装体二次電池 |
JP5622692B2 (ja) * | 2011-09-05 | 2014-11-12 | 株式会社東芝 | 非水電解質電池及び電池パック |
JP5506837B2 (ja) * | 2012-02-13 | 2014-05-28 | 三菱重工業株式会社 | 電池 |
JP5719859B2 (ja) * | 2012-02-29 | 2015-05-20 | 株式会社半導体エネルギー研究所 | 蓄電装置 |
JP6158789B2 (ja) * | 2012-03-30 | 2017-07-05 | 三洋電機株式会社 | 積層式電池 |
-
2016
- 2016-08-23 US US15/752,419 patent/US20190013507A1/en not_active Abandoned
- 2016-08-23 JP JP2017537216A patent/JP6726908B2/ja active Active
- 2016-08-23 WO PCT/JP2016/003815 patent/WO2017038042A1/ja active Application Filing
- 2016-08-23 CN CN201680042962.0A patent/CN107851770A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US20190013507A1 (en) | 2019-01-10 |
CN107851770A (zh) | 2018-03-27 |
JPWO2017038042A1 (ja) | 2018-06-14 |
WO2017038042A1 (ja) | 2017-03-09 |
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