JP6296153B2 - 蓄電装置 - Google Patents
蓄電装置 Download PDFInfo
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- JP6296153B2 JP6296153B2 JP2016519157A JP2016519157A JP6296153B2 JP 6296153 B2 JP6296153 B2 JP 6296153B2 JP 2016519157 A JP2016519157 A JP 2016519157A JP 2016519157 A JP2016519157 A JP 2016519157A JP 6296153 B2 JP6296153 B2 JP 6296153B2
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/14—Arrangements or processes for adjusting or protecting hybrid or EDL capacitors
- H01G11/16—Arrangements or processes for adjusting or protecting hybrid or EDL capacitors against electric overloads, e.g. including fuses
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/78—Cases; Housings; Encapsulations; Mountings
- H01G11/80—Gaskets; Sealings
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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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
- H01M10/44—Methods for charging or discharging
-
- 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
-
- 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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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
-
- 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
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/564—Terminals characterised by their manufacturing process
- H01M50/567—Terminals characterised by their manufacturing process by fixing means, e.g. screws, rivets or bolts
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
- H01M50/593—Spacers; Insulating plates
-
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Battery Mounting, Suspending (AREA)
Description
Claims (8)
- 正極電極及び負極電極を備えている電極組立体と、電解液と、が収容可能なケースと、
前記ケースの端子壁に形成された開口を介して前記ケースの内外に通じている端子と、
前記ケース内に収容されており、前記端子と前記正極電極、又は前記端子と前記負極電極に電気的に接続されていると共に、前記端子と前記正極電極又は前記負極電極とを導通状態から非導通状態に切換える導電性部材を有する電流遮断装置と、を備えており、
前記端子は、前記開口に挿通された柱状部と、前記柱状部の一端に配置されており前記ケースの内部に位置する基底部と、を有しており、
前記基底部は、前記端子壁を平面視した状態で前記開口より大きく、かつ、前記導電性部材と電気的に接続されており、
前記端子と前記端子壁との間には、前記端子と前記端子壁の双方と当接することで、前記端子と前記端子壁との間をシールする第1シール部分を有する絶縁性の第1シール部材が配置されており、
前記第1シール部材は前記柱状部の周囲を一巡しており、
前記端子と前記端子壁との間の空間のうち前記第1シール部分よりもケース内部側の第1空間には、前記柱状部の周囲を一巡する絶縁性の第1絶縁部材が配置されており、
前記第1空間には、前記第1空間のケース外部側の端面からケース内部側の端面まで、前記第1シール部材と前記第1絶縁部材の少なくとも一方が配置されており、
前記第1シール部材は、前記端子壁と前記端子の一方と前記第1絶縁部材とが前記端子壁を平面視する第1方向で対向する空間において、前記端子壁と前記端子の一方と前記第1絶縁部材の双方と当接することで、前記端子壁と前記端子の一方と前記第1絶縁部材との間をシールする第2シール部分を有しており、
前記第2シール部分が占める範囲では、前記第1絶縁部材と、前記端子壁と、前記端子の少なくとも1つに、前記第1シール部材側に向かって前記第1方向に突出する第1突起が形成されており、
前記第1突起は、前記第1シール部材と当接している、蓄電装置。 - 前記第1絶縁部材と、前記端子壁と、前記端子の少なくとも1つは、前記第2シール部分と面接触する第1接触面を有しており、
前記第1接触面は、前記第1突起と、前記第1突起よりケース外部側に位置する第1外部側平面部と、前記第1突起よりケース内部側に位置すると共に前記第1外部側平面部と同一平面上に位置する第1内部側平面部を有しており、
前記第1突起は、前記第1外部側及び第1内部側平面部よりも前記第2シール部分に向かって前記第1方向に突出している、請求項1に記載の蓄電装置。 - 前記端子壁を平面視したときに、前記第1シール部分が占める範囲のうち前記端子と前記端子壁とが重なる重複範囲では、前記端子又は前記端子壁の一方に、前記端子又は前記端子壁の他方に向かって前記端子壁を平面視する第1方向に突出する第2突起が形成されており、
前記第2突起は、前記第1シール部材と当接している、請求項1又は2に記載の蓄電装置。 - 前記端子と前記端子壁の少なくとも1つは、前記重複範囲における前記第1シール部分と面接触する第2接触面を有しており、
前記第2接触面は、前記第2突起と、前記第2突起よりケース外部側に位置する第2外部側平面部と、前記第2突起よりケース内部側に位置すると共に前記第2外部側平面部と同一平面上に位置する第2内部側平面部を有しており、
前記第2突起は、前記第2外部側及び第2内部側平面部よりも前記重複範囲における前記第1シール部分に向かって前記第1方向に突出している、請求項3に記載の蓄電装置。 - 前記第1シール部材は、前記端子壁と前記端子の一方と前記第1絶縁部材とが前記端子壁を平面視する第1方向で対向する空間において、前記端子壁と前記端子の一方と前記第1絶縁部材の双方と当接することで、前記端子壁と前記端子の一方と前記第1絶縁部材との間をシールする第2シール部分を有しており、
前記第2シール部分が占める範囲では、前記第1絶縁部材と、前記端子壁と、前記端子の少なくとも1つに、前記第1シール部材側に向かって前記第1方向に突出する第1突起が形成されており、
前記第1突起は、前記第1シール部材と当接しており、
前記第1突起と前記第2突起のうち、前記端子の前記柱状部に近接している一方の突起と当接している部分における前記第1シール部材の圧縮率は、前記柱状部から離間している他方の突起と当接している部分における前記第1シール部材の圧縮率よりも大きい、請求項3又は4に記載の蓄電装置。 - 前記端子は、前記柱状部の、前記基底部が配置されている側とは反対側に配置されており、前記ケースの外部に位置すると共に前記柱状部の前記反対側より軸直方向外側に屈曲して前記端子を前記端子壁に固定する固定部を有しており、
前記第1シール部分は、前記端子壁を平面視した状態で前記端子と前記端子壁とが重なる範囲で、かつ、前記固定部が占める範囲に位置している、請求項1〜5のいずれか一項に記載の蓄電装置。 - 前記端子は、前記ケースの外部に位置するナットにより前記端子壁に締め付け固定されており、
前記第1シール部分は、前記端子壁を平面視した状態で前記端子と前記端子壁とが重なる範囲で、かつ、前記ナットが占める範囲に位置している、請求項1〜5のいずれか一項に記載の蓄電装置。 - 請求項1〜7のいずれかに記載の蓄電装置を複数備え、それら複数の蓄電装置が直列接続されている蓄電装置モジュール。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014098646 | 2014-05-12 | ||
JP2014098646 | 2014-05-12 | ||
PCT/JP2015/060757 WO2015174165A1 (ja) | 2014-05-12 | 2015-04-06 | 蓄電装置 |
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JPWO2015174165A1 JPWO2015174165A1 (ja) | 2017-04-20 |
JP6296153B2 true JP6296153B2 (ja) | 2018-03-20 |
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US (1) | US10320208B2 (ja) |
JP (1) | JP6296153B2 (ja) |
KR (1) | KR101921813B1 (ja) |
CN (1) | CN106463689B (ja) |
DE (1) | DE112015002261T5 (ja) |
WO (1) | WO2015174165A1 (ja) |
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DE112015000679T5 (de) * | 2014-02-07 | 2016-11-03 | Kabushiki Kaisha Toyota Jidoshokki | Elektrische Energiespeichervorrichtung |
JP6757500B2 (ja) * | 2017-04-10 | 2020-09-23 | トヨタ自動車株式会社 | 非水電解液二次電池 |
CN108428824B (zh) | 2017-08-30 | 2024-04-16 | 宁德时代新能源科技股份有限公司 | 二次电池以及电池模组 |
JP6962168B2 (ja) * | 2017-12-12 | 2021-11-05 | 三洋電機株式会社 | 角形二次電池及びその製造方法 |
CN110391366B (zh) * | 2018-04-23 | 2020-11-20 | 比亚迪股份有限公司 | 电池盖板组件、单体电池、电池模组、动力电池和电动汽车 |
JP2020047544A (ja) * | 2018-09-21 | 2020-03-26 | トヨタ自動車株式会社 | 二次電池の製造方法 |
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JP3960766B2 (ja) | 2001-09-07 | 2007-08-15 | 三洋電機株式会社 | 二次電池 |
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JP2012038529A (ja) | 2010-08-05 | 2012-02-23 | Toyota Motor Corp | 電池およびそれを搭載する車両,電気機器 |
US9478774B2 (en) * | 2010-12-02 | 2016-10-25 | Samsung Sdi Co., Ltd. | Rechargeable battery |
US9136555B2 (en) * | 2011-05-02 | 2015-09-15 | Samsung Sdi Co., Ltd. | Rechargeable battery |
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KR101724010B1 (ko) | 2011-10-19 | 2017-04-07 | 삼성에스디아이 주식회사 | 이차 전지 |
KR101695992B1 (ko) * | 2011-11-30 | 2017-01-13 | 삼성에스디아이 주식회사 | 이차 전지 |
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JP5974531B2 (ja) | 2012-02-23 | 2016-08-23 | トヨタ自動車株式会社 | 密閉型電池の製造方法 |
JP2013211144A (ja) * | 2012-03-30 | 2013-10-10 | Toyota Industries Corp | 蓄電装置 |
JP2013218816A (ja) * | 2012-04-05 | 2013-10-24 | Toyota Industries Corp | 蓄電装置 |
JP6102688B2 (ja) * | 2013-11-12 | 2017-03-29 | 株式会社豊田自動織機 | 蓄電装置 |
JP6075640B2 (ja) * | 2013-11-14 | 2017-02-08 | トヨタ自動車株式会社 | 二次電池構造 |
DE112015000679T5 (de) * | 2014-02-07 | 2016-11-03 | Kabushiki Kaisha Toyota Jidoshokki | Elektrische Energiespeichervorrichtung |
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2015
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- 2015-04-06 US US15/309,894 patent/US10320208B2/en active Active
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CN106463689A (zh) | 2017-02-22 |
WO2015174165A1 (ja) | 2015-11-19 |
JPWO2015174165A1 (ja) | 2017-04-20 |
KR20160147013A (ko) | 2016-12-21 |
US20170163059A1 (en) | 2017-06-08 |
DE112015002261T5 (de) | 2017-03-02 |
KR101921813B1 (ko) | 2018-11-23 |
CN106463689B (zh) | 2019-07-16 |
US10320208B2 (en) | 2019-06-11 |
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