CN207165429U - A kind of ultracapacitor - Google Patents
A kind of ultracapacitor Download PDFInfo
- Publication number
- CN207165429U CN207165429U CN201720531078.5U CN201720531078U CN207165429U CN 207165429 U CN207165429 U CN 207165429U CN 201720531078 U CN201720531078 U CN 201720531078U CN 207165429 U CN207165429 U CN 207165429U
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- post
- fixed plate
- shell
- connection sheet
- ultracapacitor
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Abstract
The utility model discloses a kind of ultracapacitor, including the structure such as cover plate, shell, core, and it is electric conductor that its cover plate, which includes drawing post and fixed plate, extraction post, and fixed plate is insulator, and extraction post runs through up and down to be fixed in fixed plate;Shell is cylindrical in shape and at least one end sets opening, and the fixed plate of insulation and the opening of shell are tightly connected;Core is arranged at the inner chamber of shell;Core is conductively connected by upper connection sheet with drawing post, is conductively connected by another exit of lower connection sheet and shell;Upper connection sheet draws the both positive and negative polarity of capacitor with lower connection sheet respectively, guides both positive and negative polarity into outside.Cover plate is made up of extraction post and fixed plate, and both are fixed as one structure, is drawn and is insulated between post and shell by fixed plate, it is not necessary to uses other insulating materials, can play more preferable insulation effect.
Description
Technical field
Capacitor technology field is the utility model is related to, further relates to a kind of ultracapacitor.
Background technology
Ultracapacitor is also known as electrochemical capacitor, is a kind of electrochemical element by polarized electrolytic matter come energy storage,
With very high power density, the charging interval is short, service life length, as supplementary energy depositing in electric automobile and intelligent grid
More attention is obtained in storage system.The positive pole of capacitor, which with negative pole is located at housing and is referred to as one end with the structure of one end, to be drawn
Go out electric capacity;Form is drawn at big-and-middle-sized capacitor generally use both ends, and the super capacitor internal resistance of both ends deriving structure is compared to one end
The internal resistance of deriving structure is much lower, it is possible to achieve bigger current discharge, so as to lift the power-performance of super capacitor.
The cover plate of the electrode generally use aluminum of electric capacity is drawn at both ends at present, and outside housing is also aluminum structure, cover plate
Need to keep being tightly connected between housing, need to set felt pad therebetween, but cover plate is still likely to occur with housing
The risk of mutual conduction, cause whole capacitor failure.
Utility model content
Core of the present utility model is to provide a kind of ultracapacitor, and cover plate has good insulation effect, specific side
Case is as follows:
A kind of ultracapacitor, including:
Cover plate, including post and fixed plate are drawn, the extraction post is electric conductor, and the fixed plate is insulator, described to draw
Go out to run through above and below post and be fixed in the fixed plate;
Shell, cylindrical in shape and at least one end setting opening, the fixed plate of insulation and the opening sealing of the shell connect
Connect;
Core, it is arranged at the inner chamber of the shell;The core is conductively connected by upper connection sheet and the extraction post, is led to
Cross down connection sheet and another exit of the shell is conductively connected.
Alternatively, the cover plate is in the step-like of annular, the center drawn post and be arranged at the fixed plate.
Alternatively, the upper end for drawing post is step-like cylinder, and downstairs face is higher than the upper surface of the fixed plate.
Alternatively, the extraction post is aluminium post, and the fixed plate is resin plate.
Alternatively, the liquid injection hole drawn insertion on post and be provided for injecting electrolyte to the core;The fluid injection
Hole keeps inside and outside isolation sealing by seal.
Alternatively, rubber stopper and aluminium plug are passed sequentially through in the liquid injection hole, is led between the aluminium plug and the extraction post 11
Cross laser welding.
Alternatively, the both sides of the upper connection sheet set through hole respectively, and the through hole is set with the liquid injection hole corresponding matching
Put;The upper connection sheet is aluminium flake, is fixed with the extraction post by laser welding.
Alternatively, the external diameter of the fixed plate is between 30~100mm, and thickness is between 5~13mm;The fixed plate top bar
Diameter between 10~50mm;The diameter for drawing post is between 8~35mm, and pillar height is between 2~4mm.
Alternatively, the centrally disposed positioning hole of the lower connection sheet;The lower end of the shell is inwardly projecting to be provided for wearing
The locating dowel of the positioning hole.
Alternatively, explosion-proof valve is set in the side wall of the shell.
The utility model provides a kind of ultracapacitor, including the structure such as cover plate, shell, core, its cover plate include
It is electric conductor to draw post and fixed plate, extraction post, and fixed plate is insulator, and extraction post runs through up and down to be fixed in fixed plate;Outside
Shell is cylindrical in shape and at least one end sets opening, and the fixed plate of insulation and the opening of shell are tightly connected;Core is arranged at shell
Inner chamber;Core is conductively connected by upper connection sheet with drawing post, is conductively connected by another exit of lower connection sheet and shell;
Upper connection sheet draws the both positive and negative polarity of capacitor with lower connection sheet respectively, guides both positive and negative polarity into outside.
Cover plate is made up of extraction post and fixed plate, and both are fixed as one structure, is drawn and is passed through fixation between post and shell
Plate insulate, it is not necessary to uses other insulating materials, can play more preferable insulation effect.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of detonation configuration figure of ultracapacitor;
Fig. 2 is the overall structure figure after assembling;
Fig. 3 is the axle geodesic structure figure of cover plate;
Fig. 4 is a kind of structure chart of upper connection sheet;
Fig. 5 A are the side view of lower connection sheet;
Fig. 5 B are the front view of lower connection sheet.
Including:
Cover plate 1, draw post 11, be liquid injection hole 111, fixed plate 12, upper connection sheet 2, through hole 21, core 3, lower connection sheet 4, outer
Shell 5, explosion-proof valve 51.
Embodiment
Core of the present utility model is to provide a kind of ultracapacitor have good insulation effect.
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with accompanying drawing and
Specific embodiment, explanation is described in detail to the ultracapacitor of the application.
The ultracapacitor includes the structures such as cover plate 1, shell 5, core 3, and cover plate 1 and shell 5 are mutually matched, positioned at outer
Side, core 3 are located within the cavity that shell 5 is formed with cover plate 1.Cover plate 1 includes drawing post 11 and fixed plate 12, draws post 11
For electric conductor, fixed plate 12 is insulator, draws post about 11 through being fixed in fixed plate 12, draws post 11 and be used as exit
Capacitor is connected with the external world.Shell 5 is cylindrical in shape and at least one end sets opening, the fixed plate 12 of insulation and the opening of shell 5
It is tightly connected;Draw post 11 to turn on extraneous, keep insulating by fixed plate 12 and shell 5, draw post 11 is with shell 5
Conducting metal, generally aluminium, insulated relative to traditional using structures such as rubber rings, the fixed plate 12 of the application will be outer
The distance spaced at greater with drawing post 11 of shell 5, plays more preferable insulating effect.
Core 3 is arranged in the inner chamber of shell 5;Core 3 is conductively connected by upper connection sheet 2 with drawing post 11, under
Connection sheet 4 and another exit of shell 5 are conductively connected.As shown in figure 1, be a kind of detonation configuration figure of ultracapacitor, Fig. 2
For the overall structure figure after assembling.The capacitor of both ends deriving structure is represented in figure, positive pole is drawn in lower section, and negative pole is drawn in top;
It is also possible if one end deriving structure, two extraction posts 11 are set on cover plate 1, draw positive pole and negative pole respectively.
On the basis of such scheme, the cover plate 1 in the application is in the step-like of annular, as shown in figure 3, being cover plate
Axle geodesic structure figure;The center that post 11 is arranged at fixed plate 12 is drawn, this structure is drawn for both ends, and the step of annular is used to position
Sealing ring, the effect of sealing ring are to seal housing crimp, and sealing function is played to the core of housings.
The upper end for drawing post 11 is step-like cylinder, namely is arranged to two sections of different column structures of external diameter, downstairs
Face is higher than the upper surface of fixed plate 12, and current-carrying part is more exposed to outside.
Specifically, it is aluminium post to draw post 11, and fixed plate 12 is resin plate, and shell 5 is also made up of aluminum material.
In any of the above-described technical scheme and its on the basis of being mutually combined, draw to penetrate on post 11 and be provided for core 3
Inject the liquid injection hole 111 of electrolyte.Liquid injection hole 111 is identical with the axial direction for drawing post 11;After the completion of electrolyte filling, by fluid injection
Hole 111 keeps inside and outside isolation sealing by seal.When liquid injection hole 111 is set, after the sealing that can first girdle the waist, then toasts and thoroughly remove
Water, inject electrolyte from liquid injection hole.Certainly, liquid injection port is not required, and can also be not provided with liquid injection port, if without liquid injection hole,
Girdle the waist and seal again after fluid injection.
When sealing liquid injection hole 111, rubber stopper and aluminium plug are filled in successively, passes through laser welding between aluminium plug and extraction post 11.
First pass through rubber stopper to be interference fitted with liquid injection hole 111, rubber stopper is located at close to inboard one end, and aluminium is set on rubber stopper
Plug, carries out laser welding, realization is fully sealed, and prevents electrolyte from flowing out between the side of aluminium plug and liquid injection hole 111.
A kind of as shown in figure 4, structure chart for upper connection sheet 2;The both ends of upper connection sheet 2 set through hole 21, through hole respectively
21 are set with the corresponding matching of liquid injection hole 111;Upper connection sheet 2 is respectively welded admittedly with the bottom and core for drawing post 11 during connection
It is fixed, then upper connection sheet 2 is bent, penetrated so that two through holes 21 at both ends are relative.
Upper connection sheet 2 is aluminium flake, is fixed with drawing post 11 by laser welding.
The application provides a kind of specific setting size herein, and the external diameter of fixed plate 12 is situated between 30~100mm, thickness
In 5~13mm;The diameter of the top bar of fixed plate 12 is between 10~50mm;The diameter of post 11 is drawn between 8~35mm, pillar height between
2~4mm.
As fig. 5 a and fig. 5b, the side view and front view of connection sheet 4 are respectively descended.Lower connection sheet 4 it is centrally disposed
Positioning hole 41, the insertion of positioning hole 41 are set, and lower connection sheet 4 is the disc aluminium flake provided with crimping, and the edge of positioning hole 41 is set
Crimping, the edge of lower connection sheet 4 are also provided with crimping, by two crimpings that core is spacing.The inwardly projecting setting in lower end of shell 5
For wearing the locating dowel of positioning hole 41, locating dowel passes through positioning hole 41, and inserts in core, and core is positioned, prevents its appearance
Rock, fixed effect is more preferable.
Explosion-proof valve 51 is set in the side wall of shell 5, the hypertonia inside shell 5 is avoided by explosion-proof valve 51.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice, can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
- A kind of 1. ultracapacitor, it is characterised in that including:Cover plate (1), including post (11) and fixed plate (12) are drawn, the extraction post (11) is electric conductor, the fixed plate (12) For insulator, the extraction post (11) is run through up and down to be fixed in the fixed plate (12);Shell (5), cylindrical in shape and at least one end setting are open, the fixed plate (12) of insulation and the opening of the shell (5) It is tightly connected;Core (3), it is arranged at the inner chamber of the shell (5);The core (3) passes through upper connection sheet (2) and the extraction post (11) it is conductively connected, is conductively connected by lower connection sheet (4) and another exit of the shell (5).
- 2. ultracapacitor according to claim 1, it is characterised in that the cover plate (1) is in step-like, the institute of annular State the center that post (11) is arranged at the fixed plate (12) of drawing.
- 3. ultracapacitor according to claim 2, it is characterised in that the upper end for drawing post (11) is step-like Cylinder, downstairs face are higher than the upper surface of the fixed plate (12).
- 4. ultracapacitor according to claim 2, it is characterised in that the extraction post (11) is aluminium post, the fixation Plate (12) is resin plate.
- 5. according to the ultracapacitor described in any one of Claims 1-4, it is characterised in that penetrated on the extraction post (11) It is provided for the liquid injection hole (111) to the core (3) injection electrolyte;In the liquid injection hole (111) is kept by seal Outer isolation sealing.
- 6. ultracapacitor according to claim 5, it is characterised in that pass sequentially through rubber in the liquid injection hole (111) Plug and aluminium plug, pass through laser welding between the aluminium plug and the extraction post 11.
- 7. ultracapacitor according to claim 5, it is characterised in that the both sides of the upper connection sheet (2) are set respectively Through hole (21), the through hole (21) are set with the liquid injection hole (111) corresponding matching;The upper connection sheet (2) is aluminium flake, with institute Extraction post (11) is stated to fix by laser welding.
- 8. ultracapacitor according to claim 5, it is characterised in that the external diameter of the fixed plate (12) between 30~ 100mm, thickness is between 5~13mm;The diameter of fixed plate (12) top bar is between 10~50mm;The extraction post (11) Diameter is between 8~35mm, and pillar height is between 2~4mm.
- 9. ultracapacitor according to claim 5, it is characterised in that the centrally disposed positioning of the lower connection sheet (4) Hole (41);The inwardly projecting locating dowel for being provided for wearing the positioning hole (41) in lower end of the shell (5).
- 10. ultracapacitor according to claim 5, it is characterised in that explosion-proof valve is set in the side wall of the shell (5) (51)。
Priority Applications (1)
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CN201720531078.5U CN207165429U (en) | 2017-05-12 | 2017-05-12 | A kind of ultracapacitor |
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CN201720531078.5U CN207165429U (en) | 2017-05-12 | 2017-05-12 | A kind of ultracapacitor |
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CN207165429U true CN207165429U (en) | 2018-03-30 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020248940A1 (en) * | 2019-06-11 | 2020-12-17 | 安施新能源(成都)有限公司 | Electrochemical energy storage device |
US12100550B2 (en) | 2019-06-11 | 2024-09-24 | AVX New Energy (Chengdu) Co., Ltd. | Electrochemical energy storage device |
-
2017
- 2017-05-12 CN CN201720531078.5U patent/CN207165429U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020248940A1 (en) * | 2019-06-11 | 2020-12-17 | 安施新能源(成都)有限公司 | Electrochemical energy storage device |
US12100550B2 (en) | 2019-06-11 | 2024-09-24 | AVX New Energy (Chengdu) Co., Ltd. | Electrochemical energy storage device |
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Address after: High tech Zone Chengdu city Sichuan Province Jincheng Road 610000 No. 666 3 12 storey building No. 8 Patentee after: Anshi new energy (Chengdu) Co., Ltd Address before: High tech Zone Chengdu city Sichuan Province Jincheng Road 610000 No. 666 3 12 storey building No. 8 Patentee before: CHENGDU OK NEW ENERGY TECHNOLOGY Co.,Ltd. |
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