JP2006324245A - 円筒形リチウム二次電池 - Google Patents
円筒形リチウム二次電池 Download PDFInfo
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- JP2006324245A JP2006324245A JP2006135464A JP2006135464A JP2006324245A JP 2006324245 A JP2006324245 A JP 2006324245A JP 2006135464 A JP2006135464 A JP 2006135464A JP 2006135464 A JP2006135464 A JP 2006135464A JP 2006324245 A JP2006324245 A JP 2006324245A
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- secondary battery
- lithium secondary
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- cylindrical lithium
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 58
- 238000004804 winding Methods 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims description 4
- 239000006185 dispersion Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract 2
- 229910001416 lithium ion Inorganic materials 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 7
- 239000008151 electrolyte solution Substances 0.000 description 7
- 239000007773 negative electrode material Substances 0.000 description 6
- 239000007774 positive electrode material Substances 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 238000002788 crimping Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000005518 polymer electrolyte Substances 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000011244 liquid electrolyte Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- 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
- H01M10/0422—Cells or battery with cylindrical casing
-
- 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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- 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
-
- 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
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/10—Temperature sensitive devices
- H01M2200/106—PTC
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
【解決手段】本発明は、第1電極板310、第2電極板320、第1電極板310と第2電極板320との間に介されたセパレータ330を備える巻取型電極組立体300と、長さ方向に沿って切欠溝610が形成された管形状からなり、長さ方向に形成された少なくとも1つの折曲部620を備え、電極組立体300の中心空間に挿入される巻芯部材600と、電極組立体300を受け入れる空間を備えるケース400と、ケース400の上部と結合してこれを封入するキャップ組立体500とを含んでなされる。
【選択図】図3a
Description
300 電極組立体
310 第1電極板
315 第1電極タブ
320 第2電極板
325 第2電極タブ
330 セパレータ
341、345 絶縁プレート
400 円筒形ケース
410 円筒面
420 下面
430 クリンピング部
440 ビーディング部
500 キャップ組立体
510 安全ベント
520 印刷回路基板
530 陽性温度素子
540 電極キャップ
550 ガスケット
600、600’ 巻芯部材
610、610’ 切欠溝
620、620’ 折曲部
700 巻取軸
Claims (13)
- 第1電極板、第2電極板、及び前記第1電極板と前記第2電極板との間に介されたセパレータを備え、中心に所定の空間が形成された電極組立体と;
長さ方向に沿って切欠溝が形成された管形状からなり、長さ方向に沿って形成された少なくとも1つの折曲部を備えて、前記電極組立体の前記中心空間に挿入される巻芯部材と;
前記電極組立体を収容するケースと;
前記ケースの開口部を封鎖するキャップ組立体と;
を含むことを特徴とする、円筒形リチウム二次電池。 - 前記巻芯部材は、横断面がなす円周上で前記切欠溝の反対側に配置される1つの前記折曲部を備えることを特徴とする、請求項1に記載の円筒形リチウム二次電池。
- 前記巻芯部材は、横断面がなす円周上で、前記切欠溝と前記巻芯部材の中心とを通る直線を基準にして対称に配置される2つの前記折曲部を備えることを特徴とする、請求項1に記載の円筒形リチウム二次電池。
- 前記切欠溝の反対側に位置する、前記2つの折曲部間の中心角は120゜〜240゜であることを特徴とする、請求項3に記載の円筒形リチウム二次電池。
- 前記切欠溝の両側端は、前記巻芯部材の内部方向に曲げられていることを特徴とする、請求項1〜4のいずれかに記載の円筒形リチウム二次電池。
- 前記切欠溝の両側端の接線がなす角は、120゜以下であることを特徴とする、請求項5に記載の円筒形リチウム二次電池。
- 前記巻芯部材の高さは、前記電極組立体の高さの90%〜110%であることを特徴とする、請求項1〜6のいずれかに記載の円筒形リチウム二次電池。
- 第1電極板、第2電極板、及び前記第1電極板と前記第2電極板との間に介されたセパレータを備える巻取型電極組立体と;
長さ方向に沿って形成された切欠溝と、外圧の作用の際に作用する少なくとも1つの変形分散手段とを備え、前記電極組立体の中心空間に挿入される管形状の巻芯部材と;
前記電極組立体を収容するケースと;
前記ケースの開口部を封鎖するキャップ組立体と;
を含むことを特徴とする、円筒形リチウム二次電池。 - 前記巻芯部材は、その横断面がなす円周上で前記切欠溝の反対側に配置される1つの変形分散手段を備えることを特徴とする、請求項8に記載の円筒形リチウム二次電池。
- 前記巻芯部材は、その横断面がなす円周上で、前記切欠溝と前記巻芯部材の中心とを通る直線を基準にして対称に配置される2つの前記変形分散手段を備えることを特徴とする、請求項8に記載の円筒形リチウム二次電池。
- 前記切欠溝の反対側に位置する、前記2つの変形分散手段間の中心角は120゜〜240゜であることを特徴とする、請求項10に記載の円筒形リチウム二次電池。
- 前記切欠溝の両側端は、前記巻芯部材の内部方向に曲げられていることを特徴とする、請求項8〜11のいずれかに記載の円筒形リチウム二次電池。
- 前記切欠溝の両側端の接線がなす角は120゜以下であることを特徴とする、請求項12に記載の円筒形リチウム二次電池。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050041423A KR100670454B1 (ko) | 2005-05-18 | 2005-05-18 | 원통형 리튬 이차 전지 |
Publications (2)
Publication Number | Publication Date |
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JP2006324245A true JP2006324245A (ja) | 2006-11-30 |
JP4494366B2 JP4494366B2 (ja) | 2010-06-30 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2006135464A Active JP4494366B2 (ja) | 2005-05-18 | 2006-05-15 | 円筒形リチウム二次電池 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7955730B2 (ja) |
EP (1) | EP1724855B1 (ja) |
JP (1) | JP4494366B2 (ja) |
KR (1) | KR100670454B1 (ja) |
CN (1) | CN100463286C (ja) |
Cited By (1)
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WO2024144185A1 (ko) * | 2022-12-26 | 2024-07-04 | 주식회사 엘지에너지솔루션 | 전극 조립체용 권심 및 이를 사용하여 생산된 원통형 배터리 셀 및, 원통형 배터리 셀을 포함하는 배터리 팩 및 자동차 |
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US8406901B2 (en) | 2006-04-27 | 2013-03-26 | Medtronic, Inc. | Sutureless implantable medical device fixation |
US9492657B2 (en) | 2006-11-30 | 2016-11-15 | Medtronic, Inc. | Method of implanting a medical device including a fixation element |
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US20100304209A1 (en) * | 2009-05-29 | 2010-12-02 | Medtronic, Inc. | Elongate battery for implantable medical device |
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US9811180B2 (en) | 2015-03-16 | 2017-11-07 | Lenovo (Singapore) Pte. Ltd. | Input device with gas vent(s) |
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USD798825S1 (en) * | 2016-01-04 | 2017-10-03 | Nomad Goods, Inc. | Cable with integrated in-line battery |
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WO2023059075A1 (ko) * | 2021-10-05 | 2023-04-13 | 주식회사 엘지에너지솔루션 | 전극 조립체, 원통형 전지 및 이를 포함하는 시스템 |
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2005
- 2005-05-18 KR KR1020050041423A patent/KR100670454B1/ko active IP Right Grant
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2006
- 2006-05-12 EP EP06113837A patent/EP1724855B1/en active Active
- 2006-05-15 JP JP2006135464A patent/JP4494366B2/ja active Active
- 2006-05-18 CN CNB2006101108748A patent/CN100463286C/zh active Active
- 2006-05-18 US US11/436,401 patent/US7955730B2/en active Active
Patent Citations (5)
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JPH08255631A (ja) * | 1995-03-17 | 1996-10-01 | Asahi Chem Ind Co Ltd | 捲回型電池 |
JPH09270251A (ja) * | 1996-04-01 | 1997-10-14 | Kazuo Tagawa | 非水系二次電池およびそのガス噴出防止法 |
JPH1167263A (ja) * | 1997-08-21 | 1999-03-09 | Keihin Rika Kogyo:Kk | 電池用センターピン |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024144185A1 (ko) * | 2022-12-26 | 2024-07-04 | 주식회사 엘지에너지솔루션 | 전극 조립체용 권심 및 이를 사용하여 생산된 원통형 배터리 셀 및, 원통형 배터리 셀을 포함하는 배터리 팩 및 자동차 |
Also Published As
Publication number | Publication date |
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KR100670454B1 (ko) | 2007-01-16 |
EP1724855B1 (en) | 2012-06-13 |
JP4494366B2 (ja) | 2010-06-30 |
US7955730B2 (en) | 2011-06-07 |
EP1724855A1 (en) | 2006-11-22 |
CN100463286C (zh) | 2009-02-18 |
US20060275659A1 (en) | 2006-12-07 |
CN1893169A (zh) | 2007-01-10 |
KR20060118959A (ko) | 2006-11-24 |
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