JP6238189B2 - 2次電池 - Google Patents
2次電池 Download PDFInfo
- Publication number
- JP6238189B2 JP6238189B2 JP2013127486A JP2013127486A JP6238189B2 JP 6238189 B2 JP6238189 B2 JP 6238189B2 JP 2013127486 A JP2013127486 A JP 2013127486A JP 2013127486 A JP2013127486 A JP 2013127486A JP 6238189 B2 JP6238189 B2 JP 6238189B2
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- Prior art keywords
- plate
- secondary battery
- insulating plate
- thickness
- battery according
- 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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Links
- 238000007789 sealing Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000011149 active material Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 235000015110 jellies Nutrition 0.000 description 3
- 239000008274 jelly Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002411 adverse Effects 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
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator 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
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 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
- 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
- H01M50/183—Sealing members
-
- 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
- H01M10/04—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
- 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
- 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
-
- 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
- H01M50/167—Lids or covers characterised by the methods of assembling casings with lids by crimping
-
- 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
-
- 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)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Secondary Cells (AREA)
Description
前記絶縁板は、前記ガスケット側で平面に形成されてもよい。
前記突出部は、前記プレート部と一体に形成されてもよい。
11…正極
11a、13a…コーティング部
11b、13b…無地部
11d…正極集電板
12…セパレータ
13…負極
13d…負極集電板
14…セクタピン
20…ケース
21…ビーディング部
22…クランピング部
30…キャップ組立体
31…キャッププレート
31a、252、352…突出部
31b…排気口
32…ベントプレート
32a…ベント
32b…切欠
33…絶縁部材
34…サブプレート
35…陽性温度素子(PTC)
37…リードタブ
38…ミドルプレート
40…ガスケット
41…シーリング部
42…延長部
43…支持部
50、250、350…絶縁板
251、351…プレート部
431…内側面
432…外側面
F1、F2…第1、第2加圧力
H…高さ
S…空間
t1、t2、t3…第1、第2、第3厚さ
θ1、θ2…第1、第2角
Claims (13)
- 電極組立体;
前記電極組立体を内蔵するケース;
前記ケースの開口にガスケットを介して結合され、前記電極組立体の無地部にリードタブで連結されるキャップ組立体;および
前記無地部上に備えられる絶縁板を含み、
前記ガスケットは、
前記絶縁板に面接触で支持される支持部を含み、
前記支持部は、
前記ケースの直径方向である第1方向の内側面と外側面のうちの少なくとも一面と前記絶縁板の上面とを鈍角で形成し、
前記支持部は、
前記内側面と前記絶縁板との間に設定される第1角(θ1)を鈍角で形成し、
前記外側面と前記絶縁板との間に設定される第2角(θ2)を鈍角で形成し、
前記第2角(θ2)は、前記第1角(θ1)より大きく形成される2次電池。 - 前記ガスケットは、
前記開口と前記キャップ組立体との間に結合されるシーリング部、および
前記シーリング部から前記絶縁板側に伸びて前記支持部に連結される延長部をさらに含む、請求項1に記載の2次電池。 - 前記シーリング部は、第1厚さ(t1)を有し、
前記延長部は、第2厚さ(t2)を有し、
前記支持部は、前記第1厚さ(t1)および前記第2厚さ(t1)より大きい第3厚さ(t3)を有する、請求項2に記載の2次電池。 - 前記第2厚さ(t2)は、前記第1厚さ(t1)より小さい、請求項3に記載の2次電池。
- 前記支持部は、
前記第1方向に直交する第2方向に設定される高さ(H)を有し、
前記高さ(H)は、第3厚さ(t3)より小さく設定される、請求項2に記載の2次電池。 - 前記リードタブは、
前記絶縁板を貫通して前記支持部の高さ(H)で設定される空間において前記内側面側で前記キャップ組立体に連結される、請求項5に記載の2次電池。 - 前記ケースは、
前記キャップ組立体と結合するように前記第1方向内側に陥入するビーディング部を形成し、
前記支持部の前記外側面は、前記ビーディング部と前記絶縁板との間の空間に挿入される、請求項1に記載の2次電池。 - 前記絶縁板は、
前記ガスケット側で平面に形成される、請求項1に記載の2次電池。 - 前記絶縁板は、
前記電極組立体側に形成されるプレート部、および
前記第1方向の外郭で前記プレート部より高く前記ガスケット側に突出する突出部を含む、請求項1に記載の2次電池。 - 前記ケースは、
前記キャップ組立体と結合するように前記第1方向内側に陥入するビーディング部を形成し、
前記突出部は、
前記電極組立体と前記ビーディング部との間に配置される、請求項9に記載の2次電池。 - 前記支持部は、
前記第1方向で前記突出部の内側に配置されて前記プレート部を支持する、請求項10に記載の2次電池。 - 前記突出部は、前記プレート部と一体に形成される、請求項9に記載の2次電池。
- 前記突出部は、前記プレート部と分離される環形状からなる、請求項9に記載の2次電池。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2013-0000675 | 2013-01-03 | ||
KR1020130000675A KR102007702B1 (ko) | 2013-01-03 | 2013-01-03 | 이차 전지 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014132552A JP2014132552A (ja) | 2014-07-17 |
JP6238189B2 true JP6238189B2 (ja) | 2017-11-29 |
Family
ID=49882950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013127486A Active JP6238189B2 (ja) | 2013-01-03 | 2013-06-18 | 2次電池 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9385361B2 (ja) |
EP (1) | EP2752912B1 (ja) |
JP (1) | JP6238189B2 (ja) |
KR (1) | KR102007702B1 (ja) |
CN (1) | CN103915644B (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101685561B1 (ko) * | 2014-09-24 | 2016-12-20 | 삼화전기주식회사 | 전기 이중층 커패시터 |
KR101711416B1 (ko) * | 2015-04-07 | 2017-03-13 | 주식회사 비츠로셀 | 용접효율을 높인 리드선 및 이를 구비한 전지 |
KR102459618B1 (ko) * | 2015-09-23 | 2022-10-27 | 삼성에스디아이 주식회사 | 이차 전지 |
US10431853B2 (en) * | 2017-05-02 | 2019-10-01 | Apple Inc. | Rechargeable battery features and components |
FR3076085B1 (fr) * | 2017-12-27 | 2022-03-04 | Accumulateurs Fixes | Couvercle d’element electrochimique a conduction thermique renforcee |
KR102659830B1 (ko) * | 2018-01-09 | 2024-04-23 | 삼성에스디아이 주식회사 | 이차 전지 및 그 제조 방법 |
CN111106304B9 (zh) * | 2018-10-30 | 2021-06-11 | 宁德时代新能源科技股份有限公司 | 二次电池 |
WO2023065189A1 (zh) * | 2021-10-20 | 2023-04-27 | 宁德时代新能源科技股份有限公司 | 电池单体、电池、用电装置及电池单体的制造方法和设备 |
WO2023085030A1 (ja) * | 2021-11-11 | 2023-05-19 | 三洋電機株式会社 | 円筒形電池 |
CN114024065B (zh) * | 2021-12-02 | 2024-02-27 | 远景动力技术(江苏)有限公司 | 壳体和圆柱电池 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100405873B1 (ko) * | 1995-07-28 | 2004-03-30 | 산요덴키가부시키가이샤 | 레이저밀봉전지 |
JP3652000B2 (ja) * | 1996-03-05 | 2005-05-25 | Fdk株式会社 | 防爆機能を有する電池 |
JP3611952B2 (ja) | 1997-08-19 | 2005-01-19 | 東芝電池株式会社 | 密閉型電池 |
JP2975345B1 (ja) * | 1998-07-28 | 1999-11-10 | 株式会社エヌ・ティ・ティ ファシリティーズ | 円筒形蓄電池 |
JP4366738B2 (ja) | 1998-12-17 | 2009-11-18 | パナソニック株式会社 | リチウム二次電池 |
CN1180507C (zh) * | 1999-03-30 | 2004-12-15 | 松下电器产业株式会社 | 具备电池保护电路的蓄电池 |
JP4304924B2 (ja) | 2002-06-28 | 2009-07-29 | パナソニック株式会社 | 電池 |
US7687189B2 (en) | 2004-04-28 | 2010-03-30 | Eveready Battery Company, Inc. | Housing for a sealed electrochemical battery cell |
KR100670526B1 (ko) | 2005-03-09 | 2007-01-16 | 삼성에스디아이 주식회사 | 원통형 이차 전지 및 그 형성 방법 |
JP2008027668A (ja) | 2006-07-19 | 2008-02-07 | Sony Corp | 電池 |
JP5145705B2 (ja) | 2006-11-28 | 2013-02-20 | パナソニック株式会社 | 電池 |
JP2008262744A (ja) * | 2007-04-10 | 2008-10-30 | Total Wireless Solutions Ltd | 密閉型電池 |
KR100917742B1 (ko) * | 2008-03-13 | 2009-09-15 | 삼성에스디아이 주식회사 | 원통형 이차전지 |
KR100947962B1 (ko) | 2008-03-17 | 2010-03-15 | 삼성에스디아이 주식회사 | 원통형 이차전지 |
KR101002506B1 (ko) * | 2008-09-18 | 2010-12-17 | 삼성에스디아이 주식회사 | 리튬 이차전지 |
KR101184970B1 (ko) * | 2009-10-13 | 2012-10-02 | 주식회사 엘지화학 | 가스켓 처짐이 방지된 캡 어셈블리, 및 이를 구비하는 원통형 이차전지 |
KR101093339B1 (ko) * | 2009-10-29 | 2011-12-14 | 삼성에스디아이 주식회사 | 고출력 이차전지 |
KR101097255B1 (ko) * | 2009-11-30 | 2011-12-21 | 삼성에스디아이 주식회사 | 이차 전지 |
KR101326069B1 (ko) * | 2011-12-26 | 2013-11-07 | 주식회사 엘지화학 | 제조공정성이 향상된 캡 어셈블리 및 이를 포함하는 원통형 전지 |
-
2013
- 2013-01-03 KR KR1020130000675A patent/KR102007702B1/ko active IP Right Grant
- 2013-06-18 JP JP2013127486A patent/JP6238189B2/ja active Active
- 2013-09-17 US US14/029,668 patent/US9385361B2/en active Active
- 2013-12-27 EP EP13199726.4A patent/EP2752912B1/en active Active
- 2013-12-30 CN CN201310744971.2A patent/CN103915644B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP2752912B1 (en) | 2019-03-27 |
CN103915644A (zh) | 2014-07-09 |
KR20140088759A (ko) | 2014-07-11 |
KR102007702B1 (ko) | 2019-10-21 |
US9385361B2 (en) | 2016-07-05 |
CN103915644B (zh) | 2017-12-12 |
JP2014132552A (ja) | 2014-07-17 |
US20140186692A1 (en) | 2014-07-03 |
EP2752912A1 (en) | 2014-07-09 |
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