CN201294156Y - Soft package electrochemical capacitor - Google Patents
Soft package electrochemical capacitor Download PDFInfo
- Publication number
- CN201294156Y CN201294156Y CNU2008201475169U CN200820147516U CN201294156Y CN 201294156 Y CN201294156 Y CN 201294156Y CN U2008201475169 U CNU2008201475169 U CN U2008201475169U CN 200820147516 U CN200820147516 U CN 200820147516U CN 201294156 Y CN201294156 Y CN 201294156Y
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- capacitor
- capacitor unit
- current collector
- positive
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- 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
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Abstract
A soft package electrochemical capacitor belongs to the field of capacitors. An electrochemical capacitor in the prior art adopts steel casing as the outer package, the appearance can not be changed randomly, therefore, the use range thereof is limited. The soft package electrochemical capacitor is characterized in that more than two capacitor units are repeatedly laminated according to the lamination way of negative current collector / negative electrode / separator / positive electrode / positive current collector / separator / negative electrode, and the positive electrodes in each capacitor unit are connected together through tabs, and the negative electrodes in each capacitor unit are connected together through tabs, the positive tabs are welded with the positive current collector of the first capacitor unit or the final capacitor unit, the negative tabs are welded with the negative current collector of the final capacitor unit or the first capacitor unit, and the outer casing is a soft package plastic-aluminum membrane casing. The utility model used as a soft package electrochemical capacitor has high reliability, can produce products with different shapes according to different demands, has wide application range, and can be applied in various electrical vehicles.
Description
Technical field
The utility model relates to a kind of capacitor, particularly relates to a kind of flexible package electrochemical capacitor.
Background technology
The electrochemical capacitor of prior art mainly contains two kinds of stacked and takeup types, and the electrochemical capacitor of these two kinds of forms all is to do external packing with box hat, and its face shaping can not change arbitrarily, thereby its scope of application is restricted.And there is various requirement in the use field of electrochemical capacitor to the shape of electrochemical capacitor, thereby people wish that urgently a kind of flexible package electrochemical capacitor comes out.
The utility model content
Technical problem to be solved in the utility model is, overcomes above-mentioned existing in prior technology defective, and a kind of flexible package electrochemical capacitor is provided, this flexible package electrochemical capacitor reliability height, and shape is any, and the scope of application is extensive.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of flexible package electrochemical capacitor, comprise shell, cased electrolyte and plural capacitor unit, it is characterized in that: plural capacitor unit repeats to be stacked in together by the stacked system of negative current collector/negative pole/barrier film/positive pole/plus plate current-collecting body/positive pole/barrier film/negative pole, all positive poles in each capacitor unit link together through lug, all negative poles in each capacitor unit link together through lug, plus plate current-collecting body in positive pole ear and first or the last capacitor unit welds together, negative current collector in negative lug and end or the first capacitor unit welds together, and shell is the aluminum plastic film shell of flexible package.
Design has a polypropylene glue respectively on positive pole ear, negative lug.
The flexible package aluminum plastic film shell that electrolyte and two above capacitor units are housed is cuboid, cylinder, needed other shape of rhombus cylinder or its use field.
The beneficial effects of the utility model are: plural capacitor unit repeats to be stacked in together by the stacked system of negative current collector/negative pole/barrier film/positive pole/plus plate current-collecting body/positive pole/barrier film/negative pole, all positive poles in each capacitor unit link together through lug, all negative poles in each capacitor unit link together through lug, plus plate current-collecting body in positive pole ear and first or the last capacitor unit welds together, negative current collector in negative lug and end or the first capacitor unit welds together, shell is the aluminum plastic film shell of flexible package, at positive pole ear, design respectively on the negative lug polypropylene glue is arranged, the flexible package aluminum plastic film shell that electrolyte and two above capacitor units are housed is cuboid, cylinder, needed other shape of rhombus cylinder or its use field, thereby this flexible package electrochemical capacitor reliability height, can use the needed shape in field according to electrochemical capacitor, produce satisfactory shape product arbitrarily, its scope of application is extensive, can be used in the various electronic transport facilitys.
Description of drawings
Fig. 1 is that the utility model is opened latter two capacitor unit of aluminum plastic film shell and is stacked in together schematic diagram;
Fig. 2 is a front view of the present utility model.
Among the figure, 1, barrier film; 2, plus plate current-collecting body; 3, positive pole; 4, negative current collector; 5, negative pole; 6, positive pole ear; 7, negative lug; 8, aluminum plastic film shell; 9, polypropylene glue.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Referring to Fig. 1 and Fig. 2, the described a kind of flexible package electrochemical capacitor of present embodiment, comprise shell, cased electrolyte and two capacitor units, it is characterized in that: in aluminum plastic film shell 8, be provided with two capacitor units, each capacitor unit is stacked in together by the stacked system of negative current collector 4/ negative pole 5/ barrier film 1/ anodal 3/ plus plate current-collecting body, 2/ anodal 3/ barrier film, 1/ negative pole 5, all positive poles 3 in two capacitor units link together through lug, all negative poles 5 in two capacitor units link together through lug, plus plate current-collecting body 2 in positive pole ear 6 and the last capacitor unit welds together, negative current collector 4 in negative lug 7 and the first capacitor unit welds together, shell is the aluminum plastic film shell 8 of flexible package, at positive pole ear 6, designing respectively on the negative lug 7 has a polypropylene glue 9, and the flexible package aluminum plastic film shell 8 that electrolyte and two capacitor units are housed is rectangular shape; The technical scheme that its technical problem that solves present embodiment adopts is: use porous high surface area carbon material as cathode 5, the doping nickel oxide is as anodal 3, be separated with the barrier film 1 that only passes through ion between the both positive and negative polarity, one side adheres to respectively on the collector of good conductivity in addition; Inject electrolyte with the aluminum plastic film sealing, heat is colded pressing, and the electrochemical capacitor monomer is made in degasification; Plus plate current-collecting body 2 or negative current collector 4 can adopt the good material of a kind of electron conduction in nickel foam, aluminium foil or the steel band, and present embodiment adopts nickel foam as the material of making plus plate current-collecting body 2 or negative current collector 4; Barrier film 1 can adopt fluoridizes a kind of in nonwoven fabrics barrier film, sulfonation nonwoven fabrics barrier film or the polypropylene screen, and present embodiment adopts fluoridizes the nonwoven fabrics barrier film as the material of making barrier film 1; Electrolyte can adopt a kind of in 20%-40% potassium hydroxide solution, 1 mol lithium perchlorate solution or the 1 mol methyl triethyl group tetrafluoro boric acid amine aqueous solution, and present embodiment adopts the 20%-40% potassium hydroxide solution as electrolyte; Negative pole raw material of wood-charcoal material package is drawn together a kind of in activated carbon fiber, charcoal-aero gel or the CNT (carbon nano-tube), and present embodiment adopts activated carbon fiber as the material of making negative pole 5; Anodal nickel oxide is doped with elements such as aluminium, magnesium, iron, and content is 1%-10%.
Above-described only is a preferred implementation of the present utility model.What deserves to be explained is; for the person of ordinary skill of the art; under the prerequisite that does not break away from the utility model principle; can also make some distortion and improvement to the utility model; for example: plural capacitor unit repeats to be stacked in together by the stacked system of negative current collector/negative pole/barrier film/positive pole/plus plate current-collecting body/positive pole/barrier film/negative pole; all positive poles in each capacitor unit link together through lug; all negative poles in each capacitor unit link together through lug; plus plate current-collecting body in positive pole ear and first or the last capacitor unit welds together; negative current collector in negative lug and end or the first capacitor unit welds together; shell is the aluminum plastic film shell of flexible package; the flexible package aluminum plastic film shell that electrolyte and two above capacitor units are housed is cuboid; cylinder; needed other shape of rhombus cylinder or its use field, these features belong to the scope of the utility model patent application protection equally.
Claims (4)
1, a kind of flexible package electrochemical capacitor, comprise shell, cased electrolyte and plural capacitor unit, it is characterized in that: plural capacitor unit repeats to be stacked in together by the stacked system of negative current collector/negative pole/barrier film/positive pole/plus plate current-collecting body/positive pole/barrier film/negative pole, all positive poles in each capacitor unit link together through lug, all negative poles in each capacitor unit link together through lug, plus plate current-collecting body in positive pole ear and first or the last capacitor unit welds together, negative current collector in negative lug and end or the first capacitor unit welds together, and shell is the aluminum plastic film shell of flexible package.
2, a kind of flexible package electrochemical capacitor according to claim 1, it is characterized in that: be provided with two capacitor units in the aluminum plastic film shell, each capacitor unit is stacked in together by the stacked system of negative current collector/negative pole/barrier film/positive pole/plus plate current-collecting body/positive pole/barrier film/negative pole.
3, a kind of flexible package electrochemical capacitor according to claim 1 is characterized in that: design has a polypropylene glue respectively on positive pole ear, negative lug.
4, a kind of flexible package electrochemical capacitor according to claim 1 is characterized in that: the flexible package aluminum plastic film shell that electrolyte and two above capacitor units are housed is cuboid, cylinder or rhombus column shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201475169U CN201294156Y (en) | 2008-09-12 | 2008-09-12 | Soft package electrochemical capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201475169U CN201294156Y (en) | 2008-09-12 | 2008-09-12 | Soft package electrochemical capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201294156Y true CN201294156Y (en) | 2009-08-19 |
Family
ID=41007639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201475169U Expired - Lifetime CN201294156Y (en) | 2008-09-12 | 2008-09-12 | Soft package electrochemical capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201294156Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102082035A (en) * | 2010-12-20 | 2011-06-01 | 南京双登科技发展研究院有限公司 | Super capacitor of flexible package water system |
| CN116314624A (en) * | 2023-03-17 | 2023-06-23 | 天津得瑞丰凯新材料科技有限公司 | Preparation method of miniature flexible lithium ion battery based on carbon aerogel |
-
2008
- 2008-09-12 CN CNU2008201475169U patent/CN201294156Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102082035A (en) * | 2010-12-20 | 2011-06-01 | 南京双登科技发展研究院有限公司 | Super capacitor of flexible package water system |
| CN116314624A (en) * | 2023-03-17 | 2023-06-23 | 天津得瑞丰凯新材料科技有限公司 | Preparation method of miniature flexible lithium ion battery based on carbon aerogel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090819 |
|
| CX01 | Expiry of patent term |