JP4359260B2 - 二次電池 - Google Patents
二次電池 Download PDFInfo
- Publication number
- JP4359260B2 JP4359260B2 JP2005130276A JP2005130276A JP4359260B2 JP 4359260 B2 JP4359260 B2 JP 4359260B2 JP 2005130276 A JP2005130276 A JP 2005130276A JP 2005130276 A JP2005130276 A JP 2005130276A JP 4359260 B2 JP4359260 B2 JP 4359260B2
- Authority
- JP
- Japan
- Prior art keywords
- negative electrode
- current collector
- collector plate
- secondary battery
- electrode current
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/665—Composites
- H01M4/667—Composites in the form of layers, e.g. coatings
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/14—Preformed blocks or slabs for forming essentially continuous surfaces; Arrangements thereof
-
- 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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
-
- 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
- H01M10/0431—Cells with wound or folded electrodes
-
- 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
- H01M4/66—Selection of materials
-
- 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
- H01M50/50—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
- H01M50/536—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
- H01M50/531—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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
-
- 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
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
-
- 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)
- Materials Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Environmental & Geological Engineering (AREA)
- Environmental Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Cell Electrode Carriers And Collectors (AREA)
Description
まず,本発明の第1の実施形態にかかる二次電池について説明する。図1は,本実施形態にかかる二次電池10を示した斜視図である。
以上,添付図面を参照しながら本発明の好適な実施形態について説明したが,本発明は係る例に限定されないことは言うまでもない。当業者であれば,特許請求の範囲に記載された範疇内において,各種の変更例または修正例に想到し得ることは明らかであり,それらについても当然に本発明の技術的範囲に属するものと了解される。
11 外装ケース
20 電極組立体
21 セパレータ
22 負極
22a 負極無地部
23 正極
23a 正極無地部
30 キャップアセンブリ
31 キャッププレート
31a 正極外部端子
32 ガスケット
33 ベントプレート
40 負極集電板
41 負極集電板本体
42 負極集電板接触部
50 負極集電板表面処理層
52 負極集電板表面処理層
60 正極タブ
70 正極集電板
Claims (7)
- 外装ケースと;
前記外装ケースに収納されて,正極,負極,及び前記正極と前記負極との間に介在されたセパレータを巻いて構成された電極組立体と;
前記外装ケースを密閉し,前記電極組立体から電流を導出するキャップアセンブリと;
前記電極組立体をはさんで相互に対向する位置に配置され,前記電極組立体と電気的に連結される正極集電板及び負極集電板と;
を備え,
前記負極の端部には活物質が塗布されていない銅材質の無地部が設けられ,銅材質の前記負極集電板には,ニッケルで表面処理して表面処理層が形成されており,
前記負極集電板の前記表面処理層側が,前記負極の銅材質の前記無地部に対して溶接固定されたことを特徴とする二次電池。 - 前記負極集電板は,前記無地部の端部にレーザー溶接によって固定されることを特徴とする,請求項1に記載の二次電池。
- 前記負極集電板には,前記無地部の端部に接触する突起した接触部が設けられてい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。
- 前記負極集電板には,少なくとも1つ以上の前記接触部が設けられており,
前記接触部は,前記無地部とは他側に形成された溝を含むことを特徴とする,請求項3に記載の二次電池。 - 前記負極集電板には,複数の前記接触部が放射状に配置されていることを特徴とする,請求項3または4に記載の二次電池。
- 前記負極集電板の前記接触部にのみ前記表面処理がなされたことを特徴とする,請求項3〜5のいずれかに記載の二次電池。
- 前記二次電池は,略円筒形に形成されたことを特徴とする,請求項1〜6のいずれかに記載の二次電池
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040028906A KR100589347B1 (ko) | 2004-04-27 | 2004-04-27 | 이차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005317545A JP2005317545A (ja) | 2005-11-10 |
JP4359260B2 true JP4359260B2 (ja) | 2009-11-04 |
Family
ID=35136856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005130276A Active JP4359260B2 (ja) | 2004-04-27 | 2005-04-27 | 二次電池 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20050238951A1 (ja) |
JP (1) | JP4359260B2 (ja) |
KR (1) | KR100589347B1 (ja) |
CN (1) | CN1694281A (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100599713B1 (ko) | 2004-06-25 | 2006-07-12 | 삼성에스디아이 주식회사 | 이차 전지와 이에 사용되는 전극 조립체 |
JP5112429B2 (ja) * | 2006-06-26 | 2013-01-09 | エルジー・ケム・リミテッド | バッテリーセル用電極板及びその製造方法 |
KR100879297B1 (ko) | 2007-09-27 | 2009-01-19 | 삼성에스디아이 주식회사 | 이차 전지 |
CN102339970A (zh) * | 2011-10-28 | 2012-02-01 | 徐敖奎 | 一种锂电池 |
WO2015190848A1 (ko) * | 2014-06-13 | 2015-12-17 | (주)오렌지파워 | 전기화학 소자 및 이의 제조방법 |
KR101709161B1 (ko) * | 2015-03-09 | 2017-02-23 | 주식회사 이아이지 | 이차 전지 및 원통형 리튬 이차 전지 |
KR102582586B1 (ko) * | 2018-05-16 | 2023-09-25 | 삼성전자주식회사 | 무지부의 적어도 일부에 노치가 형성된 배터리를 포함하는 전자 장치 |
US20220271345A1 (en) * | 2021-02-19 | 2022-08-25 | Lg Energy Solution, Ltd. | Electrode assembly, battery, and battery pack and vehicle including the same |
CN113540400B (zh) * | 2021-06-28 | 2022-08-02 | 大连中比动力电池有限公司 | 一种大尺寸圆柱锂离子二次电池及其正负极极片 |
KR102650470B1 (ko) * | 2021-06-30 | 2024-03-22 | 삼성에스디아이 주식회사 | 이차전지 |
CN114122486B (zh) * | 2021-07-06 | 2024-06-07 | 江苏时代新能源科技有限公司 | 电池单体、电池、用电设备及电池单体的制造方法和设备 |
EP4138166A4 (en) * | 2021-07-06 | 2023-11-01 | Jiangsu Contemporary Amperex Technology Limited | BATTERY CELL, BATTERY, POWER CONSUMPTION DEVICE AND BATTERY PRODUCTION METHOD AND DEVICE |
CN114597555B (zh) * | 2022-03-28 | 2024-04-12 | 远景动力技术(江苏)有限公司 | 圆柱电池及其制造方法 |
SE2250503A1 (en) * | 2022-04-26 | 2023-09-18 | Northvolt Ab | A current collecting plate and a cylindrical secondary cell |
EP4407779A1 (en) * | 2022-04-29 | 2024-07-31 | Contemporary Amperex Technology Co., Limited | Battery cell, battery, and electrical device |
CN115000606A (zh) * | 2022-06-17 | 2022-09-02 | 中创新航科技股份有限公司 | 电池转接件、电池及电池的制造方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1277330C (zh) * | 1999-08-10 | 2006-09-27 | 三洋电机株式会社 | 非水电解液二次蓄电池及其制造方法 |
-
2004
- 2004-04-27 KR KR1020040028906A patent/KR100589347B1/ko active IP Right Grant
-
2005
- 2005-04-27 JP JP2005130276A patent/JP4359260B2/ja active Active
- 2005-04-27 US US11/115,197 patent/US20050238951A1/en not_active Abandoned
- 2005-04-27 CN CNA2005100792529A patent/CN1694281A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2005317545A (ja) | 2005-11-10 |
KR20050103645A (ko) | 2005-11-01 |
US20050238951A1 (en) | 2005-10-27 |
CN1694281A (zh) | 2005-11-09 |
KR100589347B1 (ko) | 2006-06-14 |
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