JPWO2015056511A1 - 電流遮断装置とそれを用いた蓄電装置 - Google Patents
電流遮断装置とそれを用いた蓄電装置 Download PDFInfo
- Publication number
- JPWO2015056511A1 JPWO2015056511A1 JP2015542548A JP2015542548A JPWO2015056511A1 JP WO2015056511 A1 JPWO2015056511 A1 JP WO2015056511A1 JP 2015542548 A JP2015542548 A JP 2015542548A JP 2015542548 A JP2015542548 A JP 2015542548A JP WO2015056511 A1 JPWO2015056511 A1 JP WO2015056511A1
- Authority
- JP
- Japan
- Prior art keywords
- case
- energizing
- deformation
- energization
- pressure
- 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.)
- Granted
Links
- 230000005611 electricity Effects 0.000 claims abstract description 27
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 description 20
- 239000002184 metal Substances 0.000 description 20
- 239000011888 foil Substances 0.000 description 12
- 239000000463 material Substances 0.000 description 12
- 238000003780 insertion Methods 0.000 description 6
- 230000037431 insertion Effects 0.000 description 6
- -1 lithium and sodium Chemical class 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 239000007773 negative electrode material Substances 0.000 description 5
- 239000007774 positive electrode material Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 150000001340 alkali metals Chemical class 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000008151 electrolyte solution Substances 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 229910015643 LiMn 2 O 4 Inorganic materials 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910015015 LiAsF 6 Inorganic materials 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910014689 LiMnO Inorganic materials 0.000 description 1
- 229910002995 LiNi0.8Co0.15Al0.05O2 Inorganic materials 0.000 description 1
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- RJUFJBKOKNCXHH-UHFFFAOYSA-N Methyl propionate Chemical compound CCC(=O)OC RJUFJBKOKNCXHH-UHFFFAOYSA-N 0.000 description 1
- 229910006025 NiCoMn Inorganic materials 0.000 description 1
- 229910003289 NiMn Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000002482 conductive additive Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910021385 hard carbon Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000002931 mesocarbon microbead Substances 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 229940017219 methyl propionate Drugs 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910021384 soft carbon Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- 239000002759 woven fabric 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
- H01M50/50—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
- H01M50/578—Devices or arrangements for the interruption of current in response to pressure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/26—Details
- H01H35/2685—Means to protect pressure sensitive element against over pressure
-
- 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
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/14—Protection against electric or thermal overload
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
-
- 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
-
- 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
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/383—Flame arresting or ignition-preventing means
-
- 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
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/58—Electric connections to or between contacts; Terminals
- H01H2001/5877—Electric connections to or between contacts; Terminals with provisions for direct mounting on a battery pole
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H2071/0292—Housing or frames containing grooves or slots for guiding movable parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2207/00—Connections
- H01H2207/026—Pressure contact
-
- 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
- H01M2200/20—Pressure-sensitive devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
-
- 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
- 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
- Y02E60/13—Energy storage using capacitors
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Materials Engineering (AREA)
- Electromagnetism (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
Description
図1を参照し、蓄電装置100の構造を説明する。蓄電装置100は、ケース18と、電極組立体52と、正極端子2と、負極端子30と、電流遮断装置50を備えている。ケース18は、金属製であり、略直方体形状である。ケース18は、蓋部18aと本体部18bを備えている。ケース18の内部には、電極組立体52と電流遮断装置50が収容されている。電極組立体52は、正極と負極を備えている(図示省略)。正極タブ16が正極に固定されており、負極タブ20が負極に固定されている。ケース18の内部は、電解液が収容されており、大気が除去されている。
図3を参照し、蓄電装置200について説明する。蓄電装置200は、蓄電装置100の変形例であり、電流遮断装置250の構造が蓄電装置100の電流遮断装置50と異なる。蓄電装置200について、蓄電装置100と同じ部品は、蓄電装置100と同じ参照番号を付すことにより、説明を省略することがある。
Claims (9)
- 蓄電装置のケース内の圧力が所定値を超えたときに電極端子と電極の間の導通を遮断する電流遮断装置であって、
前記ケースに固定されている第1通電部材と、
前記第1通電部材に対向する位置に配置されている第2通電部材と、
前記第1通電部材と前記第2通電部材の間に配置されているとともに、前記ケース内の圧力が所定値以下のときは前記第2通電部材に接触しており、前記ケース内の圧力が所定値を超えたときに前記第2通電部材と非接触になる第1変形部材と、
前記第2通電部材に対して前記第1変形部材とは反対側に配置されているとともに、前記第2通電部材の中央部に向かって突出した形状の突起が設けられており、前記ケース内の圧力が所定値以下のときは前記中央部が前記第2通電部材から離れる方向に突出しており、前記ケース内の圧力が所定値を超えたときに前記中央部が前記第2通電部材に向けて移動して前記突起が前記第2通電部材に接触する第2変形部材と、を備えており、
前記第1通電部材の前記第2通電部材側に、前記第1変形部材の移動を規制する規制構造が設けられており、
前記第1変形部材の端部は、前記規制構造により移動が規制されている電流遮断装置。 - 前記規制構造が、前記第2通電部材側とは反対側に窪んでいる窪みであり、
前記第1変形部材の端部が前記窪み内に位置しており、
前記第1変形部材の外周縁が窪みの側面に接している請求項1に記載の電流遮断装置。 - 前記第1変形部材の端部が、前記第1通電部材に溶接されている請求項2に記載の電流遮断装置。
- 前記第2通電部材の前記第1変形部材側とは反対側に、前記第2変形部材の移動を規制する規制構造が設けられている請求項1〜3のいずれか一項に記載の電流遮断装置。
- 蓄電装置のケース内の圧力が所定値を超えたときに電極端子と電極の間の導通を遮断する電流遮断装置であって、
前記ケースに固定されている第1通電部材と、
前記第1通電部材に対向する位置に配置されている第2通電部材と、
前記第1通電部材と前記第2通電部材の間に配置されているとともに、前記ケース内の圧力が所定値以下のときは前記第2通電部材に接触しており、前記ケース内の圧力が所定値を超えたときに前記第2通電部材と非接触になる第1変形部材と、
前記第2通電部材に対して前記第1変形部材とは反対側に配置されているとともに、前記第2通電部材の中央部に向かって突出した形状の突起が設けられており、前記ケース内の圧力が所定値以下のときは前記中央部が前記第2通電部材から離れる方向に突出しており、前記ケース内の圧力が所定値を超えたときに前記中央部が前記第2通電部材に向けて移動して前記突起が前記第2通電部材に接触する第2変形部材と、を備えており、
前記第2通電部材の前記第1変形部材側とは反対側に、前記第2変形部材の移動を規制する規制構造が設けられている電流遮断装置。 - 前記規制構造が、前記第2通電部材側とは反対側に窪んでいる窪みであり、
前記第2変形部材の端部が前記窪み内に位置しており、
前記第2変形部材の外周縁が窪みの側面に接している請求項5に記載の電流遮断装置。 - 前記第2変形部材の端部が、前記第2通電部材に溶接されている請求項6に記載の電流遮断装置。
- 請求項1〜7のいずれか一項に記載の電流遮断装置を備える蓄電装置。
- 前記蓄電装置は、二次電池である請求項8に記載の蓄電装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013215804 | 2013-10-16 | ||
JP2013215804 | 2013-10-16 | ||
PCT/JP2014/074434 WO2015056511A1 (ja) | 2013-10-16 | 2014-09-16 | 電流遮断装置とそれを用いた蓄電装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6019248B2 JP6019248B2 (ja) | 2016-11-02 |
JPWO2015056511A1 true JPWO2015056511A1 (ja) | 2017-03-09 |
Family
ID=52827964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015542548A Active JP6019248B2 (ja) | 2013-10-16 | 2014-09-16 | 電流遮断装置とそれを用いた蓄電装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9478377B2 (ja) |
JP (1) | JP6019248B2 (ja) |
KR (1) | KR101663065B1 (ja) |
CN (1) | CN105637678B (ja) |
DE (1) | DE112014004757B4 (ja) |
WO (1) | WO2015056511A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105895836B (zh) * | 2016-06-27 | 2019-04-05 | 宁德时代新能源科技股份有限公司 | 动力电池顶盖及动力电池 |
US10707531B1 (en) | 2016-09-27 | 2020-07-07 | New Dominion Enterprises Inc. | All-inorganic solvents for electrolytes |
JP6493352B2 (ja) * | 2016-10-13 | 2019-04-03 | トヨタ自動車株式会社 | 二次電池 |
US11699825B2 (en) * | 2017-01-25 | 2023-07-11 | Sanyo Electric Co., Ltd. | Secondary battery and method for manufacturing the same |
KR102454791B1 (ko) * | 2017-06-13 | 2022-10-14 | 삼성에스디아이 주식회사 | 양극 단자와 멤브레인 일체형 캡 플레이트를 갖는 이차 전지 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5567539A (en) * | 1994-05-23 | 1996-10-22 | Fuji Photo Film Co., Ltd. | Non-aqueous secondary cell |
US5707756A (en) * | 1994-11-29 | 1998-01-13 | Fuji Photo Film Co., Ltd. | Non-aqueous secondary battery |
JP3511698B2 (ja) * | 1994-11-29 | 2004-03-29 | 宇部興産株式会社 | 密閉型非水二次電池 |
JPH08293301A (ja) * | 1995-04-21 | 1996-11-05 | Wako Denshi Kk | 二次電池の安全装置 |
EP0739047A3 (en) * | 1995-04-21 | 1999-04-07 | Wako Electronics Co., Ltd. | Safety device for use in secondary battery |
JP3426840B2 (ja) * | 1995-07-31 | 2003-07-14 | アルプス電気株式会社 | 圧力遮断センサ |
JP4013272B2 (ja) | 1997-02-12 | 2007-11-28 | 株式会社デンソー | 電池の安全装置 |
US6210824B1 (en) * | 1998-01-15 | 2001-04-03 | Texas Instruments Incorporated | Current interrupt apparatus for electrochemical cells |
US6524739B1 (en) | 1998-08-25 | 2003-02-25 | Matsushita Electric Industrial Co., Ltd. | Secondary battery |
JP3154279B2 (ja) | 1998-11-13 | 2001-04-09 | 松下電器産業株式会社 | 二次電池 |
US6342826B1 (en) * | 1999-08-11 | 2002-01-29 | Therm-O-Disc, Incorporated | Pressure and temperature responsive switch assembly |
JP2002216743A (ja) * | 2001-01-19 | 2002-08-02 | Alps Electric Co Ltd | 電池用圧力遮断センサ |
JP2003031207A (ja) * | 2001-05-11 | 2003-01-31 | Alps Electric Co Ltd | 電池用安全装置及びそれを備えた電池 |
JP2008027668A (ja) | 2006-07-19 | 2008-02-07 | Sony Corp | 電池 |
JP5084205B2 (ja) * | 2006-08-11 | 2012-11-28 | 三洋電機株式会社 | 非水電解質二次電池 |
JP2009266714A (ja) | 2008-04-28 | 2009-11-12 | Komatsulite Mfg Co Ltd | 安全装置 |
JP5430978B2 (ja) * | 2009-03-10 | 2014-03-05 | 三洋電機株式会社 | 密閉電池及びその製造方法 |
US8748030B2 (en) * | 2010-06-09 | 2014-06-10 | Samsung Sdi Co., Ltd. | Secondary battery |
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 |
JP5578371B2 (ja) | 2011-11-09 | 2014-08-27 | トヨタ自動車株式会社 | 密閉型電池およびその放電方法 |
JP5916401B2 (ja) | 2012-01-27 | 2016-05-11 | 三洋電機株式会社 | 非水電解質二次電池、その製造方法、及びその非水電解質二次電池を備える車両 |
JP5886059B2 (ja) * | 2012-01-27 | 2016-03-16 | 三洋電機株式会社 | 角形二次電池及びその製造方法 |
JP6030880B2 (ja) * | 2012-01-27 | 2016-11-24 | 三洋電機株式会社 | 角形二次電池 |
JP5788815B2 (ja) | 2012-01-27 | 2015-10-07 | 三洋電機株式会社 | 角形二次電池 |
JP5976340B2 (ja) * | 2012-02-29 | 2016-08-23 | 三洋電機株式会社 | 角形二次電池の製造方法 |
CN106058139B (zh) | 2012-04-12 | 2018-12-21 | 株式会社丰田自动织机 | 电流切断装置以及使用电流切断装置的蓄电装置 |
-
2014
- 2014-09-16 CN CN201480056976.9A patent/CN105637678B/zh active Active
- 2014-09-16 US US15/029,459 patent/US9478377B2/en active Active
- 2014-09-16 JP JP2015542548A patent/JP6019248B2/ja active Active
- 2014-09-16 WO PCT/JP2014/074434 patent/WO2015056511A1/ja active Application Filing
- 2014-09-16 KR KR1020167012519A patent/KR101663065B1/ko active IP Right Grant
- 2014-09-16 DE DE112014004757.0T patent/DE112014004757B4/de active Active
Also Published As
Publication number | Publication date |
---|---|
US9478377B2 (en) | 2016-10-25 |
CN105637678A (zh) | 2016-06-01 |
KR20160065209A (ko) | 2016-06-08 |
CN105637678B (zh) | 2018-02-02 |
JP6019248B2 (ja) | 2016-11-02 |
DE112014004757T5 (de) | 2016-08-11 |
KR101663065B1 (ko) | 2016-10-06 |
US20160268077A1 (en) | 2016-09-15 |
DE112014004757B4 (de) | 2017-11-23 |
WO2015056511A1 (ja) | 2015-04-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5609905B2 (ja) | 蓄電装置、二次電池および車両 | |
JP6019248B2 (ja) | 電流遮断装置とそれを用いた蓄電装置 | |
JP2015122293A (ja) | 電流遮断装置およびそれを用いた蓄電装置 | |
JP6220964B2 (ja) | 蓄電装置 | |
JP6271353B2 (ja) | 電流遮断装置とそれを用いた蓄電装置 | |
JP6237892B2 (ja) | 蓄電装置 | |
JP6160513B2 (ja) | 蓄電装置およびその蓄電装置の放電方法 | |
JP2015153665A (ja) | 電流遮断装置とそれを用いた蓄電装置 | |
JP6498581B2 (ja) | 蓄電装置及び電流遮断装置 | |
JP6123648B2 (ja) | 蓄電装置 | |
JP5774745B1 (ja) | 電流遮断装置とそれを用いた蓄電装置 | |
JP2015079631A (ja) | 電流遮断装置とそれを用いた蓄電装置 | |
JP6126513B2 (ja) | 電流遮断装置とそれを用いた蓄電装置 | |
JP6152783B2 (ja) | 電流遮断装置とそれを用いた蓄電装置 | |
JP2017045660A (ja) | 蓄電装置 | |
JP5756843B2 (ja) | 電流遮断装置およびそれを用いた蓄電装置 | |
JP6152817B2 (ja) | 電流遮断装置およびそれを備えた蓄電装置 | |
JP6565491B2 (ja) | 蓄電装置 | |
JP6314692B2 (ja) | 電流遮断装置とそれを用いた蓄電装置 | |
JP6446966B2 (ja) | 電流遮断装置を備えた蓄電装置 | |
JP2017069089A (ja) | 蓄電装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20160831 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20160927 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20161003 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6019248 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313117 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |