CN207425639U - A kind of ultracapacitor - Google Patents
A kind of ultracapacitor Download PDFInfo
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- CN207425639U CN207425639U CN201721201244.1U CN201721201244U CN207425639U CN 207425639 U CN207425639 U CN 207425639U CN 201721201244 U CN201721201244 U CN 201721201244U CN 207425639 U CN207425639 U CN 207425639U
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- battery core
- connector
- housing
- cover
- protrusion
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Abstract
The utility model provides a kind of ultracapacitor, including battery core, negative current collector, plus plate current-collecting body, housing, cover, insulated enclosure circle and electrolyte；Battery core, negative current collector, plus plate current-collecting body and electrolyte are arranged in housing；Cover is fixedly connected by insulated enclosure circle with housing insulated enclosure, is structurally characterized in that：In battery core upper and lower ends several protrusions, positive and negative electrode collector is set to be made of sheet metal material and set on it and the raised hole for being engaged grafting, when battery core is subject to strong vibration, positive and negative electrode collector occurs elastic deformation and effectively reduces impact of the vibration to battery core end face；It is each raised battery core to be caused with the mating structure of positive and negative collector hole to play effective supporting role when vibrated, so that the utility model antivibration kinetic force is strong, it can effectively prevent battery core end face stress from deforming upon and welding position is caused to come off, solve the problems, such as that the anti-earthquake performance of ultracapacitor generally existing in the prior art is bad.
Description
Technical field
The utility model is related to energy storage electronic components, and in particular to a kind of ultracapacitor.
Background technology
Ultracapacitor is a kind of energy storage device, with power density it is high, have extended cycle life, fast charging and discharging etc. it is excellent
Point, in wind power generation, electric vehicle, three tables of intelligence（Water, electricity, gas table）Multiple fields is waited to have broad application prospects.
Ultracapacitor product capacity currently on the market is distributed as 1F~5000F, for meet Product industrialization production and
Cost requirement, different capabilities product use entirely different product structure design.Capacity is more than the cylindrical super capacitor of 1000F
Each producer's shape, size are essentially identical at present for device, but interiors of products architectural difference is larger.
At present, the utilization of ultracapacitor is gradually extensive, in some application occasions to the shock resistance of ultracapacitor
Higher requirement is proposed, the cylindrical super capacitor of major part more than 1000F is in strong vibration condition currently on the market
Under, there are the easy internal resistance increase of product, structural failures to cause non-serviceable problem.If application publication number is CN102122573A
Chinese patent literature disclosed in a kind of ultracapacitor, application publication number for CN106449164A Chinese patent literature institute
A kind of disclosed ultracapacitor, the ultracapacitor of above two structure deposit its shock resistance since its structure is limited
In certain defect, under the conditions of judder, battery core easily comes off from welding position, and ultracapacitor is caused to fail, and
There are problems that ultracapacitor internal resistance is difficult to meet the requirements.
Utility model content
The purpose of this utility model is：It is bad for the anti-earthquake performance of ultracapacitor generally existing in the prior art
Problem, provide makes it that antivibration kinetic force can be substantially improved when in use and easily meets internal resistance requirement by Structure Improvement Design
Ultracapacitor.
The technical solution of the utility model is：The super grade capacitor of the utility model, including battery core, negative current collector,
Plus plate current-collecting body, housing, cover, insulated enclosure circle and electrolyte；Above-mentioned battery core, negative current collector, plus plate current-collecting body and electrolysis
Liquid is arranged in housing；Above-mentioned cover is fixedly connected by insulated enclosure circle with housing insulated enclosure, is structurally characterized in that：
Above-mentioned battery core includes body and is fixedly installed on the connector of body upper and lower ends；The outer end face of connector is equipped with
3~12 integral protrusions with connector；Connector positioned at body upper end is set in a manner that its protrusion is upward；Positioned at this
The connector of body lower end is set in a manner that its protrusion is downward；
Above-mentioned negative current collector is the metalwork being integrally made of bottom plate and socket ring；Bottom plate be equipped with position, quantity and
The matched sleeve joint hole of protrusion on the connector of size and battery core；Socket ring is integrally connected by the periphery of its lower end inner circumferential and bottom plate
It connects；
The metalwork that above-mentioned plus plate current-collecting body is integrally made of top plate and connection ring, top plate are equipped with position, quantity and ruler
The matched connecting hole of protrusion on the very little connector with battery core；Connection ring is integrally connected by the periphery of its lower end inner circumferential and top plate
It connects；
Above-mentioned plus plate current-collecting body is connected by its top plate with the connector positioned at body lower end of battery core and laser welding, and makes
Obtain each protrusion connecting hole grafting corresponding on the top plate of plus plate current-collecting body from top to bottom of the connector；Plus plate current-collecting body is by it
The periphery wall of connection ring and the lower part internal perisporium laser welding of housing；Negative current collector is located at by its bottom plate and battery core on body
The connector at end connects and laser welding, and cause each protrusion of the connector from bottom to top on the bottom plate of negative current collector
Corresponding sleeve joint hole grafting；Negative current collector is socketed the lower part socket of ring and cover and laser welding by it.
Further embodiment is：Further include rubber plug and aluminium plug；Above-mentioned cover is equipped with the liquid injection port of up/down perforation；It is above-mentioned
Rubber plug be arranged on cover liquid injection port in lower end；Aluminium plug be arranged on cover liquid injection port in and positioned at rubber plug top, aluminium plug with
Cover laser welding.
Further embodiment is：The material of above-mentioned negative current collector and plus plate current-collecting body is the aluminium sheet of 0.5~1mm thickness.
Further embodiment is：The material of the connector of above-mentioned battery core is aluminium foil；The shape of the protrusion of connector is round platform
Shape.
Further embodiment is：The protrusion of the connector of above-mentioned battery core is equipped with 6, and each protrusion is on the outer end face of connector
Uniform intervals are set.
Further embodiment is：Above-mentioned housing is upper end opening, lower end seals and the whole component in the hollow circuit cylinder bodily form,
The material of housing is aluminium sheet；The material of above-mentioned cover is aluminium sheet.
Further embodiment is：The material of above-mentioned insulated enclosure circle is fluorubber or ethylene propylene diene rubber.
Further embodiment is：Above-mentioned electrolyte is the electrolysis that solute is tetraethylammonium tetrafluoroborate salt, solvent is acetonitrile
Liquid.
Further embodiment also has：Above-mentioned housing is at position residing for negative current collector by squeezing first equipped with circular ring shape
Groove；Above-mentioned housing is at position residing for plus plate current-collecting body by squeezing the second groove equipped with circular ring shape.
The utility model has positive effect：（1）The ultracapacitor of the utility model, by by above and below battery core two
Several protrusions, positive and negative electrode collector is set to be made and set on it and protrusion of sheet metal material on the connector at end
The hole of grafting is engaged, when battery core is subject to strong vibration, elasticity occurs for the positive and negative electrode collector of one side sheet metal material
Deformation, so as to effectively reduce impact of the vibration to battery core end face；Each raised and positive and negative collection of two end connection of another aspect battery core
The mating structure of fluid hole, enable to battery core when vibrated above and below, side-to-side movement be subject to /V, battery core is risen
To effective supporting role, so that the ultracapacitor antivibration kinetic force of the utility model is strong, battery core can be effectively prevented
End face stress deforms upon and welding position is caused to come off, and efficiently solves the anti-of ultracapacitor generally existing in the prior art
The problem of strong vibration can be bad.（2）The ultracapacitor of the utility model, when assembling completion, by the top of housing
The first groove and the second groove of circular ring shape are set with lower compression so that positive and negative electrode collector, which is pressurized, generates deformation, with reference to sharp
Photocoagulation can effectively reduce internal resistance, can readily satisfy ultracapacitor internal resistance requirement.（3）The utility model surpasses
Grade capacitor, positive and negative electrode collector can be directly stamped to form with aluminium flake, easy to make, of low cost, can effectively be reduced whole
Body cost, it is cost-effective.
Description of the drawings
Fig. 1 is a kind of overall structure schematic cross-sectional view of the utility model；
Fig. 2 is the dimensional structure diagram of battery core in Fig. 1；
Fig. 3 is the dimensional structure diagram of negative current collector in Fig. 1；
Fig. 4 is the dimensional structure diagram of plus plate current-collecting body in Fig. 1.
Reference numeral in above-mentioned attached drawing is as follows：
Battery core 1, body 11, connector 12, raised 12-1；
Negative current collector 2, bottom plate 21, sleeve joint hole 21-1 are socketed ring 22；
Plus plate current-collecting body 3；Top plate 31, connecting hole 31-1, connection ring 32；
Housing 4, the first groove 41, the second groove 42；
Cover 5；Insulated enclosure circle 6；Rubber plug 7；Aluminium plug 8.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
（Embodiment 1）
See Fig. 1, the ultracapacitor of the present embodiment, mainly by battery core 1, negative current collector 2, plus plate current-collecting body 3, housing
4th, cover 5, insulated enclosure circle 6, rubber plug 7, aluminium plug 8 and electrolyte（It is not shown in figure）Composition.
Referring to Fig. 2, battery core 1 is mainly made of body 11 with the connector 12 for being fixedly installed on 11 upper and lower ends of body.This
Body 11 is column member, is the prior art, is not detailed.Connector 12 is the circular plate body part of metal material；Connector 12
Outer end face be equipped with 3~12 protrusion 12-1s integral with connector 12；In the present embodiment, the material of connector 12 is preferred
Aluminium foil；The shape of raised 12-1 preferably uses truncated cone-shaped；The mode that each protrusion 12-1 is set on the outer end face of connector 12 is excellent
Choosing is set using uniform intervals；The quantity of raised 12-1 preferably 6.In 2 connectors 12, the connector positioned at 11 upper end of body
12 are set in a manner that its protrusion 12-1 is upward；Connector 12 positioned at 11 lower end of body is set in a manner that its protrusion 12-1 is downward
It puts.
Referring to Fig. 3, negative current collector 2 is integrally made of bottom plate 21 and socket ring 22, and bottom plate 21 is circular plate body part, bottom plate
21 are equipped with position, quantity and size and the matched sleeve joint hole 21-1 of raised 12-1 on the connector 12 of battery core 1；It is socketed ring
22 be circular ring shape plate body part, and socket ring 22 is by its lower end inner circumferential and the periphery integrally connected of bottom plate 21.The material of negative current collector 2
For metal, aluminium sheet of the thickness for 0.5~1mm is preferably used in the present embodiment.
Referring to Fig. 4, plus plate current-collecting body 3 is integrally made of top plate 31 and connection ring 32, and top plate 31 is circular plate body part, top plate
31 are equipped with position, quantity and size and the matched connecting hole 31-1 of raised 12-1 on the connector 12 of battery core 1；Connection ring
32 be circular ring shape plate body part, and connection ring 32 is by its lower end inner circumferential and the periphery integrally connected of top plate 31.The material of plus plate current-collecting body 3
For metal, aluminium sheet of the thickness for 0.5~1mm is preferably used in the present embodiment.
Still see Fig. 1, housing 4 is upper end opening, lower end sealing and entirety are in the component of the hollow circuit cylinder bodily form, the material of housing 4
Matter is metal, and in the present embodiment, the material of housing 4 is preferably aluminium sheet.
The material of cover 5 is metal, and in the present embodiment, the material of cover 5 is preferably aluminium sheet.Cover 5 is equipped with upward and downward
The liquid injection port of perforation, liquid injection port are used to inject electrolyte into housing 4.
Fluorubber or or ethylene propylene diene rubber can be used in the material of insulated enclosure circle 6；Fluorine rubber is preferably used in the present embodiment
Glue.Insulated enclosure circle 6 insulate and is sealed between cover 5 and housing 4 for causing when assembling.
Rubber plug 7 and aluminium plug 8 are used to after having noted electrolyte seal the liquid injection port of cover 5, and wherein rubber plug 7 is placed in liquid injection port
Lower end, play a part of first sealing；Aluminium plug 8 be arranged on the top of rubber plug 7 and with 5 laser welding of cover, play second sealing
Effect.
Solute is preferably used in electrolyte the present embodiment as electrolyte that tetraethylammonium tetrafluoroborate salt, solvent are acetonitrile.
Still see Fig. 1, battery core 1, negative current collector 2 and plus plate current-collecting body 3 are arranged in housing 4；Plus plate current-collecting body 3 is by its top plate
31 connect and laser welding with the connector 12 positioned at 11 lower end of body of battery core 1, and battery core 1 is caused to be located at 11 lower end of body
Each protrusion 12-1 of connector 12 from top to bottom with the connecting hole 31-1 grafting on the top plate of plus plate current-collecting body 3 31；Anode collection
Body 3 is by the periphery wall of its connection ring 32 and the lower part internal perisporium laser welding of housing 4；Negative current collector 2 is by its bottom plate 21 and electricity
The connector 12 positioned at 11 upper end of body of core 1 connects and laser welding, and battery core 1 is caused to be located at the connector of 11 upper end of body
12 each protrusion 12-1 from bottom to top with the sleeve joint hole 21-1 grafting on the bottom plate of negative current collector 2 21；Negative current collector 2 is by it
It is socketed lower part socket and laser welding of the ring 22 with cover 5；After insulated enclosure circle 6 is set between the upper port of cover 5 and housing 4
It is fixedly connected with housing 4；Preferably, housing 4 and cover 5 pass through insulated enclosure by way of 4 upper port edge curling seal of housing
Circle 6 is fixedly connected with 5 insulated enclosure of cover；After electrolyte is injected by the liquid injection port of cover 5 in housing 4, fluid injection is placed in by rubber plug 7
Lower end in mouthful, aluminium plug 8 are arranged on 7 top of rubber plug and with 5 laser welding of cover so as to the liquid injection port of sealing panel 5.
The ultracapacitor of the present embodiment, by the way that several protrusion 12- will be set on the connector 12 of 1 upper and lower ends of battery core
1st, negative current collector 2 and plus plate current-collecting body 3 be made of sheet metal material and set on it be engaged with protrusion 12-1 it is slotting
The hole connect, when battery core is subject to longitudinal strong vibration, the negative current collector 2 of one side sheet metal material and plus plate current-collecting body 3
Generation elastic deformation, so as to reduce the impact to 1 end face of battery core；Each protrusion 12-1 of 1 liang of end connection 12 of another aspect battery core
The mating structure with positive and negative collector hole enables to battery core 1 to cause the connector 12 of battery core 1 when vibrated
Up and down, side-to-side movement is subject to /V, and effective supporting role is played to the connector 12 of battery core 1, so that the present embodiment
Ultracapacitor antivibration kinetic force is strong, can effectively prevent 1 end face stress of battery core from deforming upon and welding position is caused to come off, have
Effect solves the problems, such as that the anti-earthquake performance of ultracapacitor generally existing in the prior art is bad.
（Embodiment 2）
Still see Fig. 1, the ultracapacitor of the present embodiment, other aspects are same as Example 1, the difference is that：Assembling
During completion, in the upper and lower part of housing 4 by squeezing the first groove 41 and the second groove 42 equipped with circular ring shape（It is commonly called as in the industry
It is with a tight waist）；First groove 41 is arranged on the outside at negative current collector 2；It is inwardly squeezed by housing 4, on the one hand so that negative pole currect collecting
Body 2 generates deformation, coordinates the laser welding between negative current collector 2 and cover 5, reduces internal resistance；On the other hand so that insulated enclosure
6 compressive deformations are enclosed so that housing 4 and 5 better tightness of cover.Second groove 42 is arranged on the outside at plus plate current-collecting body 3.
It is inwardly squeezed by housing 4 so that plus plate current-collecting body 3 generates deformation, and the laser welding of cooperation plus plate current-collecting body 3 and housing 4 is protected
Internal resistance between card plus plate current-collecting body 3 and housing 4 is met the requirements.That is, by setting the first groove 41 and second on housing 4
Groove 42 realizes the purpose for reducing internal resistance.
Above example is the explanation to specific embodiment of the present utility model rather than the limitation to the utility model,
Person skilled in the relevant technique can also make various changes in the case where not departing from the spirit and scope of the utility model
It changes and changes and obtain corresponding equivalent technical solution, therefore all equivalent technical solutions should be included into this practicality newly
The scope of patent protection of type.
Claims (9)
1. a kind of ultracapacitor, including battery core（1）, negative current collector（2）, plus plate current-collecting body（3）, housing（4）, cover（5）、
Insulated enclosure circle（6）And electrolyte；The battery core（1）, negative current collector（2）, plus plate current-collecting body（3）Housing is arranged on electrolyte
（4）It is interior；The cover（5）Pass through insulated enclosure circle（6）With housing（4）Insulated enclosure is fixedly connected, it is characterised in that：
The battery core（1）Including body（11）Be fixedly installed on body（11）The connector of upper and lower ends（12）；Connector
（12）Outer end face be equipped with and connector（12）3~12 integral protrusions（12-1）；Positioned at body（11）The company of upper end
Fitting（12）With its protrusion（12-1）Upward mode is set；Positioned at body（11）The connector of lower end（12）With its protrusion（12-
1）Downward mode is set；
The negative current collector（2）For by bottom plate（21）With socket ring（22）The metalwork integrally formed；Bottom plate（21）It is equipped with
Position, quantity and size and battery core（1）Connector（12）On protrusion（12-1）Matched sleeve joint hole（21-1）；It is socketed ring
（22）By its lower end inner circumferential and bottom plate（21）Periphery integrally connected；
The plus plate current-collecting body（3）By top plate（31）And connection ring（32）The metalwork integrally formed, top plate（31）It is equipped with position
It puts, quantity and size and battery core（1）Connector（12）On protrusion（12-1）Matched connecting hole（31-1）；Connection ring
（32）By its lower end inner circumferential and top plate（31）Periphery integrally connected；
The plus plate current-collecting body（3）By its top plate（31）With battery core（1）Be located at body（11）The connector of lower end（12）Connect
And laser welding, and cause the connector（12）Each protrusion（12-1）From top to bottom with plus plate current-collecting body（3）Top plate（31）
On corresponding connecting hole（31-1）Grafting；Plus plate current-collecting body（3）By its connection ring（32）Periphery wall and housing（4）Lower part in
Peripheral wall laser welding；Negative current collector（2）By its bottom plate（21）With battery core（1）Be located at body（11）The connector of upper end（12）
Connect simultaneously laser welding, and causes the connector（12）Each protrusion（12-1）From bottom to top with negative current collector（2）Bottom plate
（21）On corresponding sleeve joint hole（21-1）Grafting；Negative current collector（2）Ring is socketed by it（22）With cover（5）Lower part socket simultaneously
Laser welding.
2. ultracapacitor according to claim 1, it is characterised in that：Further include rubber plug（7）With aluminium plug（8）；Described
Cover（5）It is equipped with the liquid injection port of up/down perforation；The rubber plug（7）Arranged on cover（5）Liquid injection port in lower end；Aluminium plug
（8）Arranged on cover（5）Liquid injection port in and positioned at rubber plug（7）Top, aluminium plug（8）With cover（5）Laser welding.
3. ultracapacitor according to claim 1, it is characterised in that：The negative current collector（2）And plus plate current-collecting body
（3）Material be 0.5~1mm thickness aluminium sheet.
4. ultracapacitor according to claim 1, it is characterised in that：The battery core（1）Connector（12）Material
For aluminium foil；Connector（12）Protrusion（12-1）Shape be truncated cone-shaped.
5. ultracapacitor according to claim 1, it is characterised in that：The battery core（1）Connector（12）Protrusion
（12-1）Equipped with 6, each protrusion（12-1）In connector（12）Outer end face on uniform intervals set.
6. ultracapacitor according to claim 1, it is characterised in that：The housing（4）It is sealed for upper end opening, lower end
And the whole component in the hollow circuit cylinder bodily form, housing（4）Material be aluminium sheet；The cover（5）Material be aluminium sheet.
7. ultracapacitor according to claim 1, it is characterised in that：The insulated enclosure circle（6）Material be fluorine rubber
Glue or ethylene propylene diene rubber.
8. ultracapacitor according to claim 1, it is characterised in that：The electrolyte is that solute is tetrafluoro boric acid tetrem
Base ammonium salt, the electrolyte that solvent is acetonitrile.
9. ultracapacitor according to any one of claims 1 to 8, it is characterised in that：The housing（4）In negative current collector
（2）Residing position is by squeezing the first groove equipped with circular ring shape（41）；The housing（4）In plus plate current-collecting body（3）Residing portion
Position is by squeezing the second groove equipped with circular ring shape（42）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721201244.1U CN207425639U (en) | 2017-09-19 | 2017-09-19 | A kind of ultracapacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721201244.1U CN207425639U (en) | 2017-09-19 | 2017-09-19 | A kind of ultracapacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207425639U true CN207425639U (en) | 2018-05-29 |
Family
ID=62312746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721201244.1U Active CN207425639U (en) | 2017-09-19 | 2017-09-19 | A kind of ultracapacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207425639U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731553A (en) * | 2017-09-19 | 2018-02-23 | 江苏集盛星泰新能源科技有限公司 | Ultracapacitor |
| CN109801794A (en) * | 2019-02-12 | 2019-05-24 | 河南天一航天科技有限公司 | A kind of supercapacitor |
-
2017
- 2017-09-19 CN CN201721201244.1U patent/CN207425639U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731553A (en) * | 2017-09-19 | 2018-02-23 | 江苏集盛星泰新能源科技有限公司 | Ultracapacitor |
| CN107731553B (en) * | 2017-09-19 | 2023-06-27 | 宁波中车新能源科技有限公司 | Super capacitor |
| CN109801794A (en) * | 2019-02-12 | 2019-05-24 | 河南天一航天科技有限公司 | A kind of supercapacitor |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200131 Address after: 315112 199 Yinzhou District Road, five town, Yinzhou District, Ningbo, Zhejiang Patentee after: NINGBO CSR NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: 213017 No. 47 Tsing Yang North Road, Tianning District, Jiangsu, Changzhou Patentee before: Jiangsu Jisheng Xingtai New Energy Technology Co., Ltd. |
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| TR01 | Transfer of patent right |