JP2015536536A - 電極リード及びそれを含む二次電池 - Google Patents
電極リード及びそれを含む二次電池 Download PDFInfo
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- 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
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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
- H01M10/02—Details
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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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
- H01M50/10—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
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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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
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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
- H01M50/547—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
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- H01M50/50—Current conducting connections for cells or batteries
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- H—ELECTRICITY
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- H—ELECTRICITY
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- 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
- H01M50/578—Devices or arrangements for the interruption of current in response to pressure
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Abstract
Description
Claims (21)
- 二次電池の外装材の内部に備えられた電極組立体を外装材の外部と電気的に連結させる電極リードであって、
前記外装材のシーリング部に介在し、前記電極組立体の電極タブが取り付けられ、前記外装材の内部と外部との間でガスが移動できるようにガス流路が形成された内部リードと、
前記ガス流路に挿入可能に構成され、前記ガス流路に挿入されたとき、前記内部リードと電気的に連結されて前記ガス流路の一端を密閉させ、前記ガス流路に流れ込んだガスの圧力が所定圧力以上の場合、前記ガス流路から分離されて前記内部リードとの電気的連結が遮断される外部リードと、を含む電極リード。 - 前記内部リードが、前記シーリング部に介在される部分の外形が円形または楕円形である請求項1に記載の電極リード。
- 前記内部リードが、前記シーリング部と接触する部位にシーリング部材を備える請求項1または請求項2に記載の電極リード。
- 前記内部リード及び前記外部リードの少なくとも1つは、電気伝導性物質から成る請求項1から請求項3のいずれか1項に記載の電極リード。
- 前記電気伝導性物質が、銅、アルミニウム、ニッケル、鉄、クロム、金及び銀のうち少なくとも1つ、または、これらのうち少なくとも1つを含む合金からなる請求項4に記載の電極リード。
- 前記内部リード及び前記外部リードの少なくとも1つは、前記電気伝導性物質の外部に電気非伝導性物質がコーティングされている請求項4または請求項5に記載の電極リード。
- 前記内部リード及び前記外部リードの少なくとも1つは、電気非伝導性物質上に電気伝導性物質が備えられて一側から他側に電気的連結が成立する請求項1から請求項6のいずれか1項に記載の電極リード。
- 前記内部リードに前記電極組立体の正極タブまたは負極タブが取り付けられる請求項1から請求項7のいずれか1項に記載の電極リード。
- 前記内部リードに前記電極組立体の正極タブ及び負極タブが全て取り付けられる請求項1から請求項8のいずれか1項に記載の電極リード。
- 前記内部リードには、前記電極タブが取り付けられるための付着領域が形成されている請求項1から請求項9のいずれか1項に記載の電極リード。
- 前記内部リードが、前記付着領域で前記電極タブと溶接される請求項10に記載の電極リード。
- 前記ガス流路は、前記電極組立体側の端部が前記電極組立体方向に行くほど断面積が広くなる請求項1から請求項11のいずれか1項に記載の電極リード。
- 前記内部リードは、内側端部の外面が前記外装材の内面と接着される請求項1から請求項12のいずれか1項に記載の電極リード。
- 前記外部リードは、前記ガス流路に挿入される部分の外側が前記ガス流路に挿入される部分より大きく形成される請求項1から請求項13のいずれか1項に記載の電極リード。
- 前記外部リードと前記内部リードとの間にリング型パッキング部材をさらに含む請求項1から請求項14のいずれか1項に記載の電極リード。
- 前記内部リードは、前記ガス流路が1つ以上形成される請求項1から請求項15のいずれか1項に記載の電極リード。
- 前記内部リードのガス流路及び前記外部リードには突起または溝が形成され、前記突起または溝が互いに締結される請求項1から請求項16のいずれか1項に記載の電極リード。
- 請求項1から請求項17のいずれか1項に記載の電極リードを含む二次電池。
- 前記電極リードが、正極リード及び負極リードの少なくとも1つである請求項18に記載の二次電池。
- 外装材がパウチ型である請求項18に記載の二次電池。
- 請求項1から請求項17のいずれか1項に記載の電極リードを含むバッテリーパック。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2012-0115941 | 2012-10-18 | ||
KR1020120115941A KR101623110B1 (ko) | 2012-10-18 | 2012-10-18 | 전극 리드 및 이를 포함하는 이차 전지 |
PCT/KR2013/009294 WO2014062016A1 (ko) | 2012-10-18 | 2013-10-17 | 전극 리드 및 이를 포함하는 이차 전지 |
Publications (2)
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JP2015536536A true JP2015536536A (ja) | 2015-12-21 |
JP6061162B2 JP6061162B2 (ja) | 2017-01-18 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2015538024A Active JP6061162B2 (ja) | 2012-10-18 | 2013-10-17 | パウチ型二次電池およびバッテリーパック |
Country Status (6)
Country | Link |
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US (1) | US9269945B2 (ja) |
EP (1) | EP2884563B1 (ja) |
JP (1) | JP6061162B2 (ja) |
KR (1) | KR101623110B1 (ja) |
CN (1) | CN104603985B (ja) |
WO (1) | WO2014062016A1 (ja) |
Cited By (5)
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JP2018514911A (ja) * | 2015-06-08 | 2018-06-07 | エルジー・ケム・リミテッド | 電極リード及びこれを含む二次電池 |
KR20190002992A (ko) * | 2017-06-30 | 2019-01-09 | 에스케이이노베이션 주식회사 | 이차 전지 |
JP2019029276A (ja) * | 2017-08-02 | 2019-02-21 | 住友電気工業株式会社 | リード部材、非水電解質蓄電デバイス |
JP2020514977A (ja) * | 2017-07-07 | 2020-05-21 | エルジー・ケム・リミテッド | 二次電池 |
JP7515916B2 (ja) | 2020-11-02 | 2024-07-16 | エルジー エナジー ソリューション リミテッド | 内圧を一定に維持することができる電極リードを含むパウチ型電池セル及びこれを含む電池パック |
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KR20230155248A (ko) * | 2022-05-03 | 2023-11-10 | 에스케이온 주식회사 | 파우치형 이차전지 |
WO2023243774A1 (ko) * | 2022-06-14 | 2023-12-21 | 주식회사 엘지에너지솔루션 | 배터리 셀, 배터리 모듈, 배터리 팩 및 이를 포함하는 자동차 |
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EP2884563A1 (en) | 2015-06-17 |
JP6061162B2 (ja) | 2017-01-18 |
US20150072185A1 (en) | 2015-03-12 |
CN104603985A (zh) | 2015-05-06 |
US9269945B2 (en) | 2016-02-23 |
EP2884563B1 (en) | 2017-11-29 |
EP2884563A4 (en) | 2016-01-20 |
KR20140049748A (ko) | 2014-04-28 |
CN104603985B (zh) | 2017-04-12 |
KR101623110B1 (ko) | 2016-05-20 |
WO2014062016A1 (ko) | 2014-04-24 |
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