JP4745692B2 - 二次電池および二次電池用集電板の製造方法 - Google Patents
二次電池および二次電池用集電板の製造方法 Download PDFInfo
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- JP4745692B2 JP4745692B2 JP2005084781A JP2005084781A JP4745692B2 JP 4745692 B2 JP4745692 B2 JP 4745692B2 JP 2005084781 A JP2005084781 A JP 2005084781A JP 2005084781 A JP2005084781 A JP 2005084781A JP 4745692 B2 JP4745692 B2 JP 4745692B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 238000003466 welding Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 238000005452 bending Methods 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000015110 jellies Nutrition 0.000 description 2
- 239000008274 jelly Substances 0.000 description 2
- 239000011255 nonaqueous electrolyte Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000006183 anode active material Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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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
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D11/00—Other hand implements
- A01D11/02—Other hand implements for lifting or cropping beet, potatoes or other root crops
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G23/00—Forestry
- A01G23/02—Transplanting, uprooting, felling or delimbing trees
- A01G23/06—Uprooting or pulling up trees; Extracting or eliminating stumps
- A01G23/062—Pulling up trees or stumps
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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
- H01M50/531—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
- H01M50/531—Electrode connections inside a battery casing
- H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
-
- 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
-
- 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
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/04—Processes
- Y10T83/0448—With subsequent handling [i.e., of product]
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
Description
図1は,本発明の第1の実施形態にかかる二次電池の部分切開断面図である。また,図2は,図1に示す集電板の斜視図である。
11 陽極板
11a 無地部
12 陰極板
12a 無地部
13 隔離板
20 ケース
30 キャップ組立体
31 ガスケット
32 キャッププレート
32a 外部端子
33 ベントプレート
40,40’,40’’,70,70’ 集電板
41,41’,74,74’ タブ
42,72,72’ 本体
42 中央孔
49 把持部
50 陰極用集電板
60 補助タブ
Claims (11)
- 陽極板,陰極板,および前記陽極板と前記陰極板とに間に介在される隔離板を含む電極組立体と;
前記電極組立体を収容する空間部を有するケースと;
前記ケースに結合されて前記ケースを密閉するキャップ組立体と;
前記電極組立体の前記陽極板または前記陰極板のいずれか一つに電気的に連結される集電板と;を含み,
前記集電板は,
板状の本体と,
前記本体と一体に形成され,前記キャップ組立体に電気的に連結される少なくとも二つのタブと,
前記本体から突出して,対応する前記陽極板または前記陰極板に接触する接触部と,
を備え,
前記接触部は,平坦な底部を有する溝部であり,
前記少なくとも二つのタブは,前記本体の一部を突出させて形成されることを特徴とする,二次電池。 - 前記少なくとも二つのタブは,前記本体に放射状に形成されることを特徴とする,請求項1に記載の二次電池。
- 前記少なくとも二つのタブは,レーザ溶接,抵抗溶接,または超音波溶接のいずれか一つの溶接方法により,前記キャップ組立体に固定されることを特徴とする,請求項1または2に記載の二次電池。
- 前記少なくとも二つのタブと前記キャップ組立体との間に配置され,これらを電気的に連結する補助タブをさらに含むことを特徴とする,請求項1〜3のいずれかに記載の二次電池。
- 前記少なくとも一つの溝部は,前記本体に放射状に形成されることを特徴とする,請求項1に記載の二次電池。
- 前記溝部は,前記本体に十字状に形成され,前記タブは,隣接する前記溝部の間に形成されることを特徴とする,請求項5に記載の二次電池。
- 前記二次電池は,円筒形であることを特徴とする,請求項1に記載の二次電池。
- 前記二次電池は,モータ駆動用であることを特徴とする,請求項1に記載の二次電池。
- 二次電池の電極組立体とキャップ組立体とを電気的に連結する,二次電池用集電板の製造方法において:
円形の形状を有し,平坦な底部を有する溝部である接触部が形成された二次電池用集電板の本体の一部を突出させて,前記キャップ組立体に電気的に連結されるタブを形成することにより,前記本体と前記タブとを一体に形成することを特徴とする,二次電池用集電板の製造方法。 - 前記タブは,前記本体に複数形成されることを特徴とする,請求項9に記載の二次電池用集電板の製造方法。
- 前記二次電池は,モータ駆動用であることを特徴とする,請求項9または10に記載の二次電池用集電板の製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2004-0019950A KR100536253B1 (ko) | 2004-03-24 | 2004-03-24 | 이차 전지 |
KR2004-019950 | 2004-03-24 |
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JP2005276840A JP2005276840A (ja) | 2005-10-06 |
JP4745692B2 true JP4745692B2 (ja) | 2011-08-10 |
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JP2005084781A Active JP4745692B2 (ja) | 2004-03-24 | 2005-03-23 | 二次電池および二次電池用集電板の製造方法 |
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Country | Link |
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US (1) | US7318980B2 (ja) |
JP (1) | JP4745692B2 (ja) |
KR (1) | KR100536253B1 (ja) |
CN (1) | CN100341167C (ja) |
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KR100599792B1 (ko) * | 2004-05-19 | 2006-07-13 | 삼성에스디아이 주식회사 | 이차 전지와 이에 사용되는 전극 조립체 및 집전판 |
JP2006324180A (ja) * | 2005-05-20 | 2006-11-30 | Matsushita Electric Ind Co Ltd | 蓄電池およびその製造法 |
KR100786871B1 (ko) * | 2006-07-27 | 2007-12-20 | 삼성에스디아이 주식회사 | 이차 전지 |
KR100814853B1 (ko) * | 2006-12-01 | 2008-03-20 | 삼성에스디아이 주식회사 | 전지 모듈 |
CN101604737B (zh) * | 2008-06-13 | 2014-03-12 | 深圳市比克电池有限公司 | 一种二次电池 |
KR101023865B1 (ko) * | 2009-02-25 | 2011-03-22 | 에스비리모티브 주식회사 | 이차 전지 |
KR101097255B1 (ko) * | 2009-11-30 | 2011-12-21 | 삼성에스디아이 주식회사 | 이차 전지 |
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JP6014990B2 (ja) * | 2010-12-10 | 2016-10-26 | 株式会社Gsユアサ | 電池、集電体、及び集電体の製造方法 |
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CN116014306A (zh) * | 2021-10-22 | 2023-04-25 | 株式会社Lg新能源 | 圆筒形电池、包括该圆筒形电池的电池组及汽车 |
CN116014311A (zh) * | 2021-10-22 | 2023-04-25 | 株式会社Lg新能源 | 圆筒形电池及应用于其的集电板、包括其的电池组及汽车 |
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- 2005-03-23 US US11/086,739 patent/US7318980B2/en active Active
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CN100341167C (zh) | 2007-10-03 |
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US20050214640A1 (en) | 2005-09-29 |
KR20050094662A (ko) | 2005-09-28 |
US7318980B2 (en) | 2008-01-15 |
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