CN208189408U - A kind of large capacity super capacitor - Google Patents
A kind of large capacity super capacitor Download PDFInfo
- Publication number
- CN208189408U CN208189408U CN201820702996.4U CN201820702996U CN208189408U CN 208189408 U CN208189408 U CN 208189408U CN 201820702996 U CN201820702996 U CN 201820702996U CN 208189408 U CN208189408 U CN 208189408U
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- Prior art keywords
- positive
- cathode
- cap assembly
- battery core
- piece
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Abstract
The utility model discloses a kind of large capacity super capacitors, including cathode cap assembly, positive cap assembly, battery core and shell；Cathode cap assembly and positive cap assembly are fixedly welded on the both ends of battery core, and casing is set to the outside of battery core, and the both ends of shell are connected and fixed with cathode cap assembly and positive cap assembly respectively；Cathode cap assembly includes cathode switching piece and the negative pole that is fixedly welded at cathode switching piece centre of surface, negative pole is electrically connected with cathode switching piece, negative pole wall outer surface side is equipped with one layer of insulated plastic, is arranged in the outside of insulated plastic and is fixed with cathode coping plate.The utility model solves the problems, such as the conducting heavy current of large capacity super capacitor, battery core both ends have opposite polarity positive and negative tab and its corresponding flow collection sheet, mandrel and insulating cement, the positive and negative tab of battery core is contacted with flow collection sheet whole face, the water conservancy diversion area for largely improving battery core charge and discharge, makes it have the performance of high current charge-discharge.
Description
Technical field
The utility model belongs to capacitor preparation field, is related to a kind of large capacity super capacitor.
Background technique
Super capacitor is a kind of novel energy-storing element that electric energy is directly stored using electric double layer principle, and range of capacity is general
From several farads to tens of thousands of farads, there is very high power density, and charge/discharge speed is very fast, it can be in several seconds from complete
Discharge condition reaches fully charged state, and the charge-discharge performance of super capacitor affects the work of super capacitor, existing super capacitor
Although have biggish charge storage ability, high current success discharge process in charge and discharge low efficiency, and use compared with
It can cause to contact between capacitor and shell due to the overflow of electrolyte after long-time and short-circuit.
Utility model content
The purpose of this utility model is to provide a kind of large capacity super capacitors, solve the big electricity of large capacity super capacitor
Conductivity issues are flowed, battery core both ends have opposite polarity positive and negative tab and its corresponding flow collection sheet, mandrel and insulating cement, battery core
Positive and negative tab is contacted with flow collection sheet whole face, largely improves the water conservancy diversion area of battery core charge and discharge, it is made to have high current
The performance of charge and discharge, while the mandrel of battery core mutually clamps stationary positioned with cathode top cover, positive cap assembly, it is ensured that battery core center
It is fixed, it does not shake, improves production assembly precision, avoid battery core and contacted with capacitance shell and short-circuit, improve security performance.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of large capacity super capacitor, including cathode cap assembly, positive cap assembly, battery core and shell；
Cathode cap assembly and positive cap assembly are fixedly welded on the both ends of battery core, and casing is set to the outside of battery core,
And the both ends of shell are connected and fixed with cathode cap assembly and positive cap assembly respectively；
Cathode cap assembly includes cathode switching piece and the negative pole that is fixedly welded at cathode switching piece centre of surface,
Negative pole is electrically connected with cathode switching piece, and negative pole wall outer surface side is equipped with one layer of insulated plastic, in insulated plastic
Outside be arranged and be fixed with cathode coping plate；
Positive cap assembly includes positive switching piece and the Positive Poles for being fixedly welded on positive switching piece surface middle part, just
It is electrically connected between pole pole and positive switching piece, is arranged in Positive Poles and is fixed with positive coping plate, positive coping plate and anode
Pole electrical connection；
The both ends of battery core are respectively equipped with negative lug and positive pole ear, and the axis line position of battery core is equipped with mandrel, and mandrel is embedding
Enter to be fixed between cathode cap assembly and positive cap assembly, the surface of negative lug and positive pole ear, which is respectively welded, to be fixed with
Negative pole currect collecting piece and anode collection piece, negative lug and positive pole ear are electrically connected with negative pole currect collecting piece and anode collection piece respectively；
Negative pole currect collecting piece and anode collection piece are welded to connect and fix with cathode switching piece and positive switching piece respectively.
Further, the surface side of cathode coping plate is equipped with liquid injection hole, and the other side is equipped with Explosion-proof valve.
Further, the side of battery core is equipped with insulation gummed paper, and insulating cement paper bag covers negative lug, positive pole ear, cathode collection
Flow, anode collection piece, cathode switching piece, positive switching piece contact them with shell after breaking off edge.
Further, the both ends for being fixed on shell are respectively welded in positive coping plate and cathode coping plate.
Further, positive switching piece, anode collection piece, Positive Poles, cathode switching piece, negative pole currect collecting piece, cathode pole
Column is equipped with electrolyte diversion trench, and mandrel is hollow structure, has the deflector hole being connected with electrolyte diversion trench.
The utility model has the beneficial effects that
1, the utility model solves the problems, such as the conducting heavy current of large capacity super capacitor, and battery core both ends have polarity opposite
Positive and negative tab and its corresponding flow collection sheet, mandrel and insulating cement, the positive and negative tab of battery core contacts with flow collection sheet whole face, very great Cheng
Degree improves the water conservancy diversion area of battery core charge and discharge, it is made to have the performance of high current charge-discharge.
2, the mandrel of battery core mutually clamps stationary positioned with cathode top cover, positive cap assembly, it is ensured that battery core center is fixed, no
It shakes, improves production assembly precision, avoid battery core and contacted with capacitance shell and short-circuit, improve security performance.
Detailed description of the invention
In order to facilitate the understanding of those skilled in the art, the utility model will be further described below with reference to the accompanying drawings.
Fig. 1 is the utility model large capacity super capacitor cross-sectional view；
Fig. 2 is the utility model cathode cap assembly partial structural diagram；
Fig. 3 is positive cap assembly partial structural diagram；
Fig. 4 is schematic diagram of cell structure；
Fig. 5 is super capacitor partial structural diagram；
Fig. 6 is super capacitor partial structural diagram；
Fig. 7 is super capacitor partial structural diagram.
Specific embodiment
Embodiment 1:
A kind of large capacity super capacitor, as shown in Figure 1, including cathode cap assembly 1, positive cap assembly 2,3 and of battery core
Shell 4；
Cathode cap assembly 1 and positive cap assembly 2 are fixedly welded on the both ends of battery core 3, and shell 4 is sheathed on battery core 3
Outside, and the both ends of shell 4 are connected and fixed with cathode cap assembly 1 and positive cap assembly 2 respectively；
Cathode cap assembly 1 includes cathode switching piece 15 and the cathode being fixedly welded at 15 centre of surface of cathode switching piece
Pole 13, negative pole 13 are electrically connected with cathode switching piece 15, and 13 wall outer surface side of negative pole is equipped with one layer of insulated plastic
Glue 12 is arranged in the outside of insulated plastic 12 and is fixed with cathode coping plate 11, leads between negative pole 13 and cathode coping plate 11
Cross 12 electricity partition insulation of insulated plastic；The surface side of cathode coping plate 11 is equipped with liquid injection hole 111, and the other side is equipped with Explosion-proof valve
14；
Positive cap assembly 2 includes positive switching piece 22 and the positive pole for being fixedly welded on positive 22 surface middle part of switching piece
Column 21 is electrically connected between Positive Poles 21 and positive switching piece 22, is arranged in Positive Poles 21 and is fixed with positive coping plate 23, just
Pole coping plate 23 is electrically connected with Positive Poles 21；
The both ends of battery core 3 are respectively equipped with negative lug 31 and positive pole ear 32, and the axis line position of battery core 3 is equipped with mandrel
35, the insertion of mandrel 35 is fixed between cathode cap assembly 1 and positive cap assembly 2, negative lug 31 and positive pole ear 32
Surface, which is respectively welded, is fixed with negative pole currect collecting piece 33 and anode collection piece 34, negative lug 31 and positive pole ear 32 respectively with cathode
Flow collection sheet 33 and anode collection piece 34 are electrically connected；Negative pole currect collecting piece 33 and anode collection piece 34 have electrolyte diversion trench；Cathode
Flow collection sheet 33 and anode collection piece 34 are welded to connect and fix with cathode switching piece 15 and positive switching piece 22 respectively；The week of battery core 3
Side is equipped with insulation gummed paper 36, and insulation gummed paper 36 coats negative lug 31, positive pole ear 32, negative pole currect collecting piece 33, anode collection piece
34, cathode switching piece 15, positive switching piece 22 contact them with shell 4 after breaking off edge；
The both ends for being fixed on shell 4 are respectively welded in positive coping plate 23 and cathode coping plate 11；
Positive switching piece 22, anode collection piece 34, Positive Poles 21, cathode switching piece 15, negative pole currect collecting piece 33, cathode pole
Column 13 is equipped with electrolyte diversion trench, and mandrel 35 is hollow structure, has the deflector hole being connected with electrolyte diversion trench；
The preparation process of the large capacity super capacitor, specific as follows:
The first step in cathode cap assembly 1, as shown in Figure 2 exists negative pole 13 and 15 laser welding of cathode switching piece
Together；
Second step, in positive cap assembly 2, as shown in figure 3, by Positive Poles 21, with positive 22 laser welding of switching piece
Together；
Third step, in battery core 3, as shown in figure 4, negative lug 31 and 33 laser welding of negative pole currect collecting piece are connected,
Positive pole ear 32 is connected with 34 laser welding of anode collection piece；
4th step, as shown in figure 5, the cathode cap assembly 1 that the first step is made, the positive electrode 2 of second step production divides
The battery core 3 not completed with third step fits together, and wherein negative pole currect collecting piece 33 and 15 Laser Welding of cathode switching piece be in succession
It connects, anode collection piece 34 is connect with positive 22 laser welding of switching piece；
5th step, as shown in Figure 6 and Figure 7, the component that the 4th step is completed is assembled together, by cathode coping plate with shell 4
11 are laser welded with shell 4；Together by the component of above-mentioned completion and the assembly of positive coping plate 23, positive coping plate 23 with
21 laser welding of Positive Poles links together；Positive coping plate 23 and 4 laser welding of shell are linked together；
6th step, positive switching piece 22, anode collection piece 34, Positive Poles 21, cathode switching piece 15, negative pole currect collecting piece
33, negative pole 13 is equipped with electrolyte diversion trench, and mandrel 35 is equipped with deflector hole, and electrolyte can be by cathode coping plate 11
Liquid injection port 111 inject, lead to above-mentioned electrolyte diversion trench and deflector hole and be flowed into inside battery core pole piece and capacitor various places inside,
After completing fluid injection, by liquid injection port 111 using sealing nail seal welding, sealing is completed.
Embodiment 2
A kind of large capacity super capacitor, including cathode cap assembly 1, positive cap assembly 2, cylindrical battery and shell 4；
Cathode cap assembly 1 and positive cap assembly 2 are fixedly welded on the both ends of cylindrical battery, and shell 4 is sheathed on cylinder
The outside of battery, and the both ends of shell 4 are connected and fixed with cathode cap assembly 1 and positive cap assembly 2 respectively；
The structure of cathode cap assembly 1 and positive cap assembly 2 is same as Example 1；
Wherein the positive cover of cylindrical battery is fixedly welded on positive switching piece 22, and negative cover is welded and fixed
On cathode switching piece 15.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of large capacity super capacitor, which is characterized in that including cathode cap assembly (1), positive cap assembly (2), battery core
(3) and shell (4)；
Cathode cap assembly (1) and positive cap assembly (2) are fixedly welded on the both ends of battery core (3), and shell (4) is sheathed on battery core
(3) outside, and the both ends of shell (4) are connected and fixed with cathode cap assembly (1) and positive cap assembly (2) respectively；
Cathode cap assembly (1) includes cathode switching piece (15) and is fixedly welded on negative at cathode switching piece (15) centre of surface
Pole pole (13), negative pole (13) are electrically connected with cathode switching piece (15), and negative pole (13) wall outer surface side is equipped with
One layer of insulated plastic (12), is arranged in the outside of insulated plastic (12) and is fixed with cathode coping plate (11)；
Positive cap assembly (2) includes positive switching piece (22) and the anode for being fixedly welded on positive switching piece (22) surface middle part
Pole (21) is electrically connected between Positive Poles (21) and positive switching piece (22), is arranged in Positive Poles (21) and is fixed with anode
Coping plate (23), positive coping plate (23) are electrically connected with Positive Poles (21)；
The both ends of battery core (3) are respectively equipped with negative lug (31) and positive pole ear (32), and the axis line position of battery core (3) is equipped with core
Axis (35), mandrel (35) insertion are fixed between cathode cap assembly (1) and anode cap assembly (2), negative lug (31) and
The surface of positive pole ear (32), which is respectively welded, is fixed with negative pole currect collecting piece (33) and anode collection piece (34), negative lug (31) and
Positive pole ear (32) is electrically connected with negative pole currect collecting piece (33) and anode collection piece (34) respectively；Negative pole currect collecting piece (33) and anode collection
Flow (34) is welded to connect and fixes with cathode switching piece (15) and positive switching piece (22) respectively.
2. a kind of large capacity super capacitor according to claim 1, which is characterized in that the surface one of cathode coping plate (11)
Side is equipped with liquid injection hole (111), and the other side is equipped with Explosion-proof valve (14).
3. a kind of large capacity super capacitor according to claim 1, which is characterized in that the side of battery core (3) is equipped with insulation
Gummed paper (36), insulation gummed paper (36) coat negative lug (31), positive pole ear (32), negative pole currect collecting piece (33), anode collection piece
(34), cathode switching piece (15), positive switching piece (22) contact them with shell (4) after breaking off edge.
4. a kind of large capacity super capacitor according to claim 1, which is characterized in that positive coping plate (23) and cathode top
The both ends for being fixed on shell (4) are respectively welded in cover plate (11).
5. a kind of large capacity super capacitor according to claim 1, which is characterized in that positive switching piece (22), anode collection
Flow (34), Positive Poles (21), cathode switching piece (15), negative pole currect collecting piece (33), negative pole (13) are equipped with electrolyte
Diversion trench, mandrel (35) are hollow structure, have the deflector hole being connected with electrolyte diversion trench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820702996.4U CN208189408U (en) | 2018-05-11 | 2018-05-11 | A kind of large capacity super capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820702996.4U CN208189408U (en) | 2018-05-11 | 2018-05-11 | A kind of large capacity super capacitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208189408U true CN208189408U (en) | 2018-12-04 |
Family
ID=64430126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820702996.4U Expired - Fee Related CN208189408U (en) | 2018-05-11 | 2018-05-11 | A kind of large capacity super capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208189408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682568A (en) * | 2018-05-11 | 2018-10-19 | 江西中汽瑞华新能源科技有限公司 | A kind of large capacity super capacitor and preparation method thereof |
-
2018
- 2018-05-11 CN CN201820702996.4U patent/CN208189408U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682568A (en) * | 2018-05-11 | 2018-10-19 | 江西中汽瑞华新能源科技有限公司 | A kind of large capacity super capacitor and preparation method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181204 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |