CN205845718U - A kind of pillar super capacitor - Google Patents
A kind of pillar super capacitor Download PDFInfo
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- CN205845718U CN205845718U CN201620239841.2U CN201620239841U CN205845718U CN 205845718 U CN205845718 U CN 205845718U CN 201620239841 U CN201620239841 U CN 201620239841U CN 205845718 U CN205845718 U CN 205845718U
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- electrode
- collector electrode
- positive
- negative
- super capacitor
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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
Abstract
This application provides a kind of pillar super capacitor, including: electrode coiling body, mandrel, housing, positive wire, negative wire and seal；Described electrode coiling body is made up of around monomer the electrode roll of or coaxial two or more (containing two)；Described electrode roll around monomer by being wound on described mandrel by positive pole, negative pole, positive collector electrode, negative collector electrode, the first barrier film and the second barrier film formed by setting the be stacked together winding sheet of the multiple structure formed of order；Described positive collector electrode and described negative collector electrode are attached on described positive pole and described negative pole according to the interval set respectively；Described electrode coiling body, described mandrel and described seal are wrapped up by described housing.The super capacitor that the application provides can increase effective contact area of described positive pole and described negative pole, and electrode material uses the covalent organic frame material of high porosity, significantly increases the specific capacity of described super capacitor.
Description
Technical field
The application relates to electronic device field, is specifically related to a kind of pillar super capacitor.
Background technology
Ultracapacitor, as a kind of Novel energy storage apparatus, is that one has between traditional capacitor and rechargeable battery
The new power type energy storage equipment of fast charging and discharging.Owing to it has higher energy density and power density, wider
The features such as the cycle performance of operating temperature range and excellence are in Aero-Space, national defence digital communication equipment, power supply supply, storage
The automobile of standby system and the advanced person such as aspect such as hybrid vehicle and fuel cell car has the most wide application prospect.
Due to the difference of energy storage mechnism, ultracapacitor is divided into by people: 1, based on high specific surface area electrode material with molten
Liquid asks the double layer capacitor of interfacial electric double layer principle；2, based on electrochemistry underpotential deposition or oxidoreduction farad process
Pseudocapacitors.People, in order to reach to improve the performance of capacitor, reduce the purpose of cost, often by fake capacitance electrode material with double
Electric layer capacitance electrode material is used in mixed way, and makes so-called hybrid electrochemical capacitor.
Takeup type cylinder super capacitor is wide with feature application in industry manufactures of its simple in construction, manufacturing process maturation
General.The electrode coiling body of common super capacitor is to be formed around middle mandrel winding by the winding sheet of multiple structure, described
The winding sheet of multiple structure includes: aluminium foil layer, positive pole fiber cloth, barrier film, negative pole fiber cloth, aluminium foil layer, and positive pole fiber cloth is with negative
Polar fibers cloth many employings porous carbon fiber material.This super capacitor has the disadvantage that described positive pole fiber cloth, described negative pole are fine
Wei Bu is equivalently-sized with described aluminium foil layer, so, can be only formed a capacitance structure in the single winding circumference of winding sheet,
The ratio electric capacity making described super capacitor is too small.
Summary of the invention
The application provides a kind of pillar super capacitor, uses and reduces described positive collector electrode and the face of described negative collector electrode
Long-pending mode, makes described positive pole and described negative pole have more contact area by described barrier film, on unit radical length
Form more capacitor, thus improve the specific capacity of described super capacitor, overcome low the lacking of existing super capacitor specific capacity
Fall into.
The described pillar super capacitor that the application provides, including:
Electrode coiling body, mandrel, housing, positive wire, negative wire and seal；
Described electrode coiling body is made up of around monomer the electrode roll of or coaxial two or more (containing two)；Described electricity
Pole winding monomer sets order by being pressed by positive pole, negative pole, positive collector electrode, negative collector electrode, the first barrier film and the second barrier film
The winding sheet of multiple structure of composition of being stacked together is wound on described mandrel formation；
Described positive collector electrode is by quantification, and the positive collector electrode monomer composition of preseting length, described positive pole collection
It is attached on described positive pole according to the interval set between electrode monomer；Described negative collector electrode is by quantification, and sets
The negative collector electrode monomer composition of length, is attached to described negative pole according to the interval set between described negative collector electrode monomer
On；
Described positive wire is connected with described positive collector electrode；Described negative wire is connected with described negative collector electrode；
Described electrode coiling body, described mandrel and described seal are wrapped up by described housing, and described seal is positioned at
Between described electrode coiling body upper surface and described housing.
Optionally, described positive pole is by flexible fiber cloth matrix and the electrode activity material being coated on described fiber cloth matrix
Material is formed；Described electrode active material is the mixture of covalent organic frame material and metal-oxide.
Optionally, described fiber cloth matrix includes at least one materials described below: polyacrylonitrile-based carbon fibre, pitch base carbon are fine
Dimension, viscose-based carbon fiber.
Optionally, described metal-oxide includes at least one materials described below: manganese oxide (MnO), ruthenic oxide (RuO2)。
Optionally, described covalent organic frame material by organic intermediate 2,6-diamino-anthraquinone (DAAQ) and 1,3,5-tri-
Formoxyl phloroglucinol (TFP) combines.
Optionally, described mandrel is the cylinder having closed hollow inner chamber；Described hollow cavity is configured to vacuum.
Optionally, described be sequentially by setting each layer of described winding sheet that order stacks: positive collector electrode, positive pole, the
One barrier film, negative pole, negative collector electrode, the second barrier film.
Optionally, described be sequentially by setting each layer of described winding sheet that order stacks: negative collector electrode, negative pole, the
One barrier film, positive pole, positive collector electrode, the second barrier film.
Optionally, described super capacitor also includes diaphragm；Described electrode roll separates with described diaphragm between monomer.
Optionally, described positive collector electrode and described negative collector electrode material are aluminium foil.
Compared with prior art, the application has the advantage that
First, described positive collector electrode is by quantification, and the positive collector electrode monomer composition of preseting length, described just
It is attached on described positive pole according to the interval set between the colelctor electrode monomer of pole；Described negative collector electrode by quantification, and
The negative collector electrode monomer composition of preseting length, is attached to described negative according to the interval set between described negative collector electrode monomer
Extremely going up, the described coiling body so formed can make described positive pole and described negative pole have more contact surface by described barrier film
Long-pending, unit radical length is formed more capacitor, thus improves the specific capacity of described super capacitor.
Secondly, use the structure of coaxial multiple winding monomers, increase the friendship of charged ion between described winding monomer
Change, the specific capacity of super capacitor described further.
In the preferred embodiment of the application, described electrode material uses the fiber cloth of covalency organic frame coating, due to
Covalent organic frame material high porosity, the feature of high-specific surface area, can significantly improve the energy density of described electric capacity.
Accompanying drawing explanation
Fig. 1 shows the structure diagram of a kind of pillar super capacitor that the embodiment of the present application provides；
Fig. 2 shows the described first volume that the embodiment of the present application the provides structure chart around the winding sheet of monomer；
Fig. 3 shows described positive collector electrode monomer that embodiments herein the provides scattergram on described positive pole；
Fig. 4 shows the generalized section of the described electrode coiling body that the embodiment of the present application provides.
Detailed description of the invention
Elaborate a lot of detail in the following description so that fully understanding the application.But the application can be with
Much being different from alternate manner described here to implement, those skilled in the art can be in the situation without prejudice to the application intension
Under do similar popularization, therefore the application is not limited by following public being embodied as.
Embodiments herein provides a kind of pillar super capacitor；It is described that Fig. 1 shows that the embodiment of the present application provides
The structure diagram of pillar super capacitor, is discussed in detail the structure of the most described pillar super capacitor below in conjunction with Fig. 1.
As it is shown in figure 1, described pillar super capacitor includes: the first volume around monomer 1, diaphragm 2, volume Two around monomer 3, core
Axle 4, housing 5, positive wire 6, negative wire 7 and seal 8.
Described electrode roll is passed through by positive pole, negative pole, positive collector electrode, negative collector electrode, the first barrier film and second around monomer 1
Barrier film is wound on described mandrel 4 formation by setting the be stacked together winding sheet of formed multiple structure of order.
Fig. 2 shows the described first volume that the embodiment of the present application the provides structure chart around the winding sheet of monomer 1, such as Fig. 2 institute
Showing, described electrode roll includes around monomer 1: positive collector electrode 1-1, positive pole 1-2, the first barrier film 1-3, negative pole 1-4, negative collector electrode
1-5 and the second barrier film 1-6.
The material of described positive collector electrode 1-1 that embodiments herein provides is aluminium foil, and described aluminium foil is that evaporation is in institute
State on positive pole 1-2；The distribution on described positive pole 1-2 of described positive collector electrode 1-1 is discontinuous, and is divided into some setting
The positive collector electrode monomer of measured length.
The substrate of described positive pole 1-2 is flexible carbon cloth, is coated with covalency organic frame material at described positive electrode surface
Material (COF material) and the mixture of metal-oxide MnO；Described covalent organic frame material is by organic intermediate 2,6-diaminourea
Anthraquinone (DAAQ) and 1,3,5-trifonnyl phloroglucinol (TFP) combine.
The substrate of described negative pole 1-4 is flexible carbon cloth, is coated with covalency organic frame material at described positive electrode surface
Material and metal-oxide RuO2Mixture；Described covalent organic frame material is by organic intermediate 2,6-diamino-anthraquinone
(DAAQ) combine with 1,3,5-trifonnyl phloroglucinol (TFP).
In embodiments herein, the carbon cloth as described positive pole 1-1 and the substrate of described negative pole 1-4 uses poly-third
Alkene itrile group carbon cloth, as can material selection, asphalt base carbon fiber cloth or viscose-based carbon fiber cloth can also be selected.
Fig. 3 shows the distribution on described positive pole 1-2 of described positive collector electrode monomer that embodiments herein provides
Figure.
As it is shown on figure 3, the strip on the left side represents described positive pole 1-2, figure there is the grid of netted filling represent and institute is distributed
State positive collector electrode monomer；White grid represents only positive electrode, the width of described positive collector electrode monomer and described positive pole
1-2 is identical；Spacing between the length of described positive collector electrode monomer with described positive collector electrode monomer is equal, described spacing big
After little and described electrode coiling body coiling completes, described positive collector electrode to the distance at described mandrel center, the most described positive pole collection
The arc radius of electrode place circular arc is relevant.As an example it is assumed that n grid can surround a circle around described mandrel 4 in Fig. 3
In week, the radius of described circumference is r, then, described spacing d=2 π * r/n, in order to ensure the described positive pole of next winding cycle
Colelctor electrode monomer can stagger with the described positive collector electrode of current winding cycle, and n takes odd number.
For the ease of processing, described electrode roll is radially being divided into 20 by radial width around monomer 1 by the embodiment of the present application
Width grade, in a width grade, the value of r is identical.
The quantity of described positive collector electrode monomer is relevant with the length of described winding sheet.
In figure 3, the strip on the right represents described negative pole 1-5；In like manner, described pole colelctor electrode 1-5 is also by quantification
Evaporation on described negative pole 1-4 negative collector electrode monomer composition.
As it is shown on figure 3, negative collector electrode monomer in the distribution of described negative pole 1-4 with described positive collector electrode monomer described
Distribution on positive pole 1-2 is similar to；For same described winding sheet, described negative collector electrode monomer position with described just
Stagger in colelctor electrode monomer position, pole.
Described first barrier film 1-3 is clipped between described positive pole 1-2 and described negative pole 1-4；Outermost at described winding sheet
Layer is described second barrier film 1-6, and in described electrode roll after monomer coiling completes, described second barrier film 1-6 is just clipped in described
Between positive collector electrode 1-1 and described negative collector electrode 1-5.
Described volume Two is similar around the structure of monomer 1 with the described first volume around monomer 3, and simply the position of positive pole and negative pole is not
With: the described first volume is exchanged around the described positive pole 1-2 and described negative pole 1-4 of monomer 1, i.e. forms described volume Two around monomer 3.
Between monomer 3, diaphragm 2 is accompanied around monomer 1 and described volume Two at the described first volume.Described diaphragm 2 uses
With described first barrier film 1-3, the second material identical for barrier film 1-6, it is ensured that the described first volume around monomer 1 with volume Two around list
The electric insulation of body 3, but the charged ion in electrolyte can pass through.
The described first volume is sequentially sleeved on described mandrel 4 around monomer 3 around monomer 1, described diaphragm 2 and described volume Two.
Fig. 4 shows the generalized section of the described electrode coiling body that the embodiment of the present application provides, and from figure, we are permissible
See the mutual alignment between the described each layer of electrode coiling body.
As shown in Figure 4, in two winding cycle, the described first volume is respectively positive collector electrode from inside to outside around monomer 1
1-1, positive pole 1-2, the first barrier film 1-3, negative pole 1-4, the second barrier film 1-6, positive pole 1-2, the first barrier film 1-3, negative pole 1-4, negative pole
Colelctor electrode 1-5, the second barrier film 1-6；Described volume Two around monomer 3 from inside to outside be respectively the second negative collector electrode 3-1, second
Negative pole 3-2, the 3rd barrier film 3-3, the second positive pole 3-4, the 4th barrier film 3-6, the second negative pole 3-2, the 3rd barrier film 3-3, the second positive pole
3-4, the second positive collector electrode 3-5, the 4th barrier film 3-6.The described super capacitor that the embodiment of the present application provides is two winding weeks
3 capacitance structures are formed, more than two of contrast scheme in phase.
Described mandrel 4 is the cylinder having closed hollow inner chamber；Described hollow cavity is evacuated.Vacuum lumen can have
Effect prevents the expansion after being heated of the described mandrel 4.
The preferred embodiment of the application have employed the structure of two electrode coiling bodies, as option, and can be according to reality
Demand, it would however also be possible to employ single electrode roll winds the structure of monomer around monomer or multiple (more than two) motor.
The lower end of described positive wire 6 and described first electrode roll are around the positive collector electrode of monomer 1, described second electrode roll
Positive collector electrode around monomer 3 is connected；The lower end of described negative wire 7 and described first electrode roll are around the negative pole current collection of monomer 1
Pole, described second electrode roll are connected around the negative collector electrode of monomer 3.
The lower body of described housing 5 is the barrel-shaped thin-wall part of a upper end open, and the upper cover of described housing 5 is to have two mistakes
The plectane in hole, described upper cover is bonded together with described lower body, the described first electrode coiling body that will be placed in described housing 5
1, described diaphragm 2, described volume Two are around monomer 3 and described mandrel 5, and are positioned at described first electrode coiling body 1 upper surface
With the described seal 8 between the upper cover lower surface of described housing 5 is enclosed in described housing 5；Described positive wire 6 and described
The via of the upper cover that the upper end of negative wire 7 passes described seal 8 and described housing 5 is exposed at the outside of described housing 5.
Embodiments herein additionally provides a kind of manufacture method making described pillar super capacitor, described manufacture method
Be by by single electrode roll as a example by monomer forms described pillar super capacitor, described manufacture method comprises the steps:
The pretreatment of carbon cloth: rely on operative employee's manual operations through repeatedly fold (being advisable for 10 15 times) in vacuum tank
Drying in rear feeding drying baker, drying time and intensity finally need the effect reached to adjust according to carbon cloth.Institute
State carbon cloth and finally need the effect reached: described carbon cloth can be fully extended and come and the most fluffy, it appears that
Significantly effect major part fiber hair exactly presents the state that first rises, and is so of value to described carbon cloth in ensuing operation
Can Electolyte-absorptive and COF material as much as possible, described COF material is covalent organic frame material and metal-oxide
Mixture.
Described COF material is dissolved in the tetraethylammonium tetrafluoroborate/carbonic acid third of volatile organic solvent, i.e. 1.0mol/L
In alkene ester (Et4NBF4/PC) solution, in being placed in de-airing mixer, carry out vacuum stirring, treat that described solution is uniformly distributed in colloid
After state, described carbon cloth is fully extended, is immersed in described in the solution of colloid state 5-6 hour.
Subsequently, the described carbon cloth with described COF material is taken out, carry out in being placed in vacuum drying oven drying behaviour
Make, mainly solvent is steamed so that described COF material can the most thorough must be attached on described carbon cloth, obtains COF
Material carbon cloth.
Carrying out roll-in in described COF material carbon cloth is placed in twin rollers, described roll-in is conducive to increasing described COF material
The density of material carbon cloth.
Until described COF material carbon cloth after repeatedly roll-in, described COF material carbon cloth is cut by recycling banding machine
It is slit into Len req and width.
After completing cutting, the method for vacuum evaporation is used to specify on the evaporation of position in described COF material carbon cloth one side
Aluminium foil layer；Described aluminium foil layer is the colelctor electrode of super capacitor, rivets lead-out wire (positive and negative electrode all has) conduct on described aluminium foil
The positive wire of described super capacitor and negative wire.
By positive collector electrode, positive pole fiber cloth, barrier film, negative pole fiber cloth, negative collector electrode, barrier film in a predetermined sequence
Stacking rolling around sheet, described winding sheet is wound by recycling up-coiler around mandrel, obtains electrode coiling body.
Being soaked in electrolyte by the most described electrode coiling body, standing processes under vacuum conditions；Through set
Take out after time and be full of the described electrode coiling body of electrolyte and drain in a vacuum, subsequently it is uniformly pressed, followed by
The continuous spilling electrolyte that drains, the most above-mentioned pressure and drain process 3-4 time.
Then described electrode coiling body is put in aluminum hull, utilize channelling machine to make described aluminum hull compact around described electrode roll
Around body (noticing that this process does not scratch described electrode coiling body), finally the top of described electrode coiling body is filled hot melt state
Under bakelite, cover upper cover for it after cooling；Each connecting portion of capacitor is carried out seal operation, completes capacitor
Encapsulation.
Although the application is open as above with preferred embodiment, but it is not for limiting the application, any this area skill
Art personnel, without departing from spirit and scope, can make possible variation and amendment, the therefore guarantor of the application
The scope of protecting should be defined in the range of standard with the application claim.
Claims (7)
1. a pillar super capacitor, it is characterised in that including:
Electrode coiling body, mandrel, housing, positive wire, negative wire and seal；
Described electrode coiling body is made up of around monomer one or coaxial plural electrode roll；Described electrode roll is led to around monomer
Cross and be stacked together group by setting order by positive pole, negative pole, positive collector electrode, negative collector electrode, the first barrier film and the second barrier film
The winding sheet of the multiple structure become is wound on described mandrel formation；
Described positive collector electrode is by quantification, and the positive collector electrode monomer composition of preseting length, described positive collector electrode
It is attached on described positive pole according to the interval set between monomer；Described negative collector electrode is by quantification, and preseting length
Negative collector electrode monomer composition, between described negative collector electrode monomer according to set interval be attached on described negative pole；
Described positive wire is connected with described positive collector electrode；Described negative wire is connected with described negative collector electrode；
Described electrode coiling body, described mandrel and described seal are wrapped up by described housing, and described seal is positioned at described
Between electrode coiling body upper surface and described housing.
Pillar super capacitor the most according to claim 1, it is characterised in that described positive pole by flexible fiber cloth matrix and
The electrode active material being coated on described fiber cloth matrix is formed.
Pillar super capacitor the most according to claim 1, it is characterised in that described mandrel is the post having closed hollow inner chamber
Body；Described hollow cavity is configured to vacuum.
Pillar super capacitor the most according to claim 1, it is characterised in that described by setting the described winding that order stacks
Each layer of sheet is sequentially: positive collector electrode, positive pole, the first barrier film, negative pole, negative collector electrode, the second barrier film.
Pillar super capacitor the most according to claim 1, it is characterised in that described by setting the described winding that order stacks
Each layer of sheet is sequentially: negative collector electrode, negative pole, the first barrier film, positive pole, positive collector electrode, the second barrier film.
Pillar super capacitor the most according to claim 1, it is characterised in that described super capacitor also includes diaphragm；Institute
State electrode roll to separate with described diaphragm between monomer.
Pillar super capacitor the most according to claim 1, it is characterised in that described positive collector electrode and described negative pole current collection
Pole material is aluminium foil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620239841.2U CN205845718U (en) | 2016-03-25 | 2016-03-25 | A kind of pillar super capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620239841.2U CN205845718U (en) | 2016-03-25 | 2016-03-25 | A kind of pillar super capacitor |
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| Publication Number | Publication Date |
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| CN205845718U true CN205845718U (en) | 2016-12-28 |
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| CN201620239841.2U Expired - Fee Related CN205845718U (en) | 2016-03-25 | 2016-03-25 | A kind of pillar super capacitor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107230556A (en) * | 2016-03-25 | 2017-10-03 | 华北电力大学（保定） | A kind of pillar super capacitor |
-
2016
- 2016-03-25 CN CN201620239841.2U patent/CN205845718U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107230556A (en) * | 2016-03-25 | 2017-10-03 | 华北电力大学（保定） | A kind of pillar super capacitor |
| CN107230556B (en) * | 2016-03-25 | 2023-04-11 | 华北电力大学（保定） | Column type super capacitor |
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