CN107845505A - A kind of ultracapacitor and its assembly method - Google Patents
A kind of ultracapacitor and its assembly method Download PDFInfo
- Publication number
- CN107845505A CN107845505A CN201711276086.0A CN201711276086A CN107845505A CN 107845505 A CN107845505 A CN 107845505A CN 201711276086 A CN201711276086 A CN 201711276086A CN 107845505 A CN107845505 A CN 107845505A
- Authority
- CN
- China
- Prior art keywords
- pole
- connection sheet
- conducting strip
- hole
- ultracapacitor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000003990 capacitor Substances 0.000 claims abstract description 40
- 239000000178 monomer Substances 0.000 claims abstract description 30
- 239000002184 metal Substances 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/08—Structural combinations, e.g. assembly or connection, of hybrid or EDL capacitors with other electric components, at least one hybrid or EDL capacitor being the main component
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
- H01G11/28—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features arranged or disposed on a current collector; Layers or phases between electrodes and current collectors, e.g. adhesives
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
- H01G11/76—Terminals, e.g. extensions of current collectors specially adapted for integration in multiple or stacked hybrid or EDL capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
Abstract
The invention belongs to capacitor technology field, disclose a kind of ultracapacitor and its assembly method, the ultracapacitor includes at least two capacitor monomers, it is conductively connected between the pole of at least two capacitor monomers by connection sheet, and be interference fitted between the connection sheet and the pole, also it is electrically connected with conducting strip between the pole of at least two capacitor monomers.The present invention realizes being conductively connected for two capacitor monomers by connection sheet, and is interference fitted between connection sheet and pole, can realize the connection in series-parallel between capacitor monomer.And by the basis of connection sheet, conducting strip is further set to connect the pole between capacitor monomer, can be when over-surplus fit structure produces gap caused by connection sheet and pole the factor such as jolt because of temperature change and vibration, avoid resistive in ultracapacitor connection big, the problem of bad connection, improve the security reliability of ultracapacitor.
Description
Technical field
The present invention relates to capacitor technology field, more particularly to a kind of ultracapacitor and its assembly method.
Background technology
At present, cylindrical supercapacitor typically uses two kinds of technology connection in series-parallel, first, realizing string simultaneously using interference fit
Connection, second, realizing connection in series-parallel using laser welding.It is that production is simple wherein using the advantages of interference fit, for ultracapacitor
The capacitor monomer of individual defects can be reprocessed in module, but with continuous vibratory impulse during use, it may appear that
The shortcomings that internal resistance increase is connected between capacitor monomer.It is high using laser welding production efficiency, easily realize and automate, in connection
Resistance will not change with the vibratory impulse used, but to reprocess possibility smaller for the assembly method, in super capacitor module
As long as there is a monomer failure, whole super capacitor module all fails.
With the development of technology, the hybrid capacitors using lithium-ion capacitor as representative have turned into the allusion quotation of ultracapacitor
Type represents, and the positive and negative terminals of most of hybrid capacitors are different metal, typically just extremely aluminium, and negative pole is copper, due to positive and negative
The different metal that pole uses, can not be by way of laser welding when carrying out the connection in series-parallel connection of hybrid super capacitor
Realize, can only be realized by way of interference fit.Yet with different metal expand with heat and contract with cold variation coefficient difference, cause to mix
After type capacitor interference fit realizes connection in series-parallel, can jolt etc. factor with the change and vibration of temperature, the knot of interference fit
Structure can produce gap, cause the connection internal resistance of hybrid capacitors and increase.
The content of the invention
It is an object of the invention to provide a kind of ultracapacitor and its assembly method, to solve existing hybrid capacitors
Realize to jolt etc. with the change and vibration of temperature existing for connection in series-parallel because of interference fit and connect internal resistance increase caused by factor, even
Connect the problem of bad.
To use following technical scheme up to this purpose, the present invention：
A kind of ultracapacitor, including at least two capacitor monomers, the poles of at least two capacitor monomers it
Between be conductively connected by connection sheet, and be interference fitted between the connection sheet and the pole, at least two capacitor lists
Conducting strip is also electrically connected between the pole of body.
Preferably, the both ends of the conducting strip by conductive adhesive on the pole.
Preferably, the conducting strip both sides offer first through hole, check bolt connects through the first through hole screw thread
The pole is connected to, the conducting strip is pressed on the end face of the pole.
Preferably, the conducting strip includes metal net and is symmetrically connected to the gold at the metal net both ends
Belong to piece, the sheet metal is by conductive adhesive on the pole.
Preferably, the both ends of the connection sheet offer the second through hole, the second through hole interference fit it is set in
On the pole.
Preferably, the connection sheet is made of metal material.
Preferably, the connection sheet and the conducting strip are rectangular configuration, and the area of the connection sheet is not less than
The area of the conducting strip.
The present invention also provides a kind of assembly method of ultracapacitor, comprises the following steps：
S10, being enclosed on the second through hole interference fit at connection sheet both ends on the pole of capacitor monomer；
S20, conducting strip is fixed in the connection sheet, and the end of pole described in two end in contact of the conducting strip
Face.
Preferably, the step S10 includes：
Second through hole is placed in above the pole, and beats the connection sheet, connection sheet is in horizontality
And second through hole is enclosed on the pole upper end；
Plain cushion is placed in second through hole, and bolt thread pole is connected to, screws bolt, by plain cushion by institute
State connection sheet to push, second through hole is enclosed on the pole completely；
Remove the plain cushion and the bolt.
Preferably, the step S20 includes：
By the both ends of the conducting strip by conductive adhesive on the pole；
Check bolt is passed through to the first through hole of the conducting strip, and is threaded on the pole；
The check bolt is screwed, the conducting strip is pressed on the end face of the pole.
Beneficial effects of the present invention：Being conductively connected for two capacitor monomers, and connection sheet and pole are realized by connection sheet
It is interference fitted between post, the connection in series-parallel between capacitor monomer can be realized.And by the basis of connection sheet, further setting
Conducting strip is put to connect the pole between capacitor monomer, can be jolted in connection sheet and pole because of temperature change and vibration
When over-surplus fit structure caused by factor produces gap, avoid ultracapacitor connect in resistive it is big, the problem of bad connection, carry
The high security reliability of ultracapacitor.And make the assembling of ultracapacitor more simple, convenient and rapid, greatly facilitate the later stage
Maintenance, reduces production cost.
Brief description of the drawings
Fig. 1 is the structural representation of ultracapacitor of the present invention；
Fig. 2 is the decomposing schematic representation of ultracapacitor of the present invention.
In figure：
1st, capacitor monomer；2nd, connection sheet；3rd, conducting strip；4th, check bolt；11st, pole；21st, the second through hole；31st, first
Through hole；32nd, metal net；33rd, sheet metal.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
As depicted in figs. 1 and 2, the present invention provides a kind of ultracapacitor, including two cylindrical capacitor monomers 1,
It is conductively connected between the pole 11 of two capacitor monomers 1 by connection sheet 2, the specific connection sheet 2 is sheet metal 33, and it has
There is conducting function, as shown in Fig. 2 offering the second through hole 21 at the both ends of the connection sheet 2, second through hole 21 is interference fitted
Ground is set on pole 11.By the connection sheet 2, the connection in series-parallel of two capacitor monomers 1 can be realized.
In the present embodiment, above-mentioned connection sheet 2, which is adopted, to be formed from aluminium, and above-mentioned pole 11 is made up of copper product, in use,
When the temperature increases, because above-mentioned connection sheet 2 is different with the coefficient of thermal expansion and contraction of the material of pole 11, above-mentioned connection sheet can be caused
Interference fit between 2 and pole 11 produces gap, and the connection that can now increase ultracapacitor easily bad connection occurs
Phenomenon, cause to connect internal resistance increase.Therefore, internal resistance, pole of the present embodiment in two capacitor monomers 1 are connected in order to reduce it
Conducting strip 3 is also associated between 11, specifically, conducting strip 3 is arranged on the top of above-mentioned connection sheet 2.The conducting strip 3 uses metal
Material is made, by setting the conducting strip 3, when can avoid producing gap between the second through hole 21 of connection sheet 2 and pole 11
The phenomenon of the bad connection of appearance, improve the security reliability of whole ultracapacitor.
In the present embodiment, above-mentioned conducting strip 3 can be made up of metal net 32 and sheet metal 33, specifically, being gold
Belong to the both ends of mesh grid 32 integrally formed with two sheet metals 33, when conducting strip 3 is located in connection sheet 2, above-mentioned two metal
Piece 33 is attached on the pole 11 of two capacitor monomers 1 respectively, to realize the electrical connection to two capacitor monomers 1.
Further, the present embodiment offers first through hole 31 on the sheet metal 33 of above-mentioned conducting strip 3, passes through locking spiral shell
Bolt 4 is connected to pole 11 through the rear thread of first through hole 31, by the check bolt 4, conducting strip 3 can be fixed on into connection sheet
On 2, and it can ensure that sheet metal 33 is pressed on the end face of pole 11.In the present embodiment, above-mentioned check bolt 4 can also have
Electric conductivity, and then add the electrical connectivity between conducting strip 3 and pole 11.
In the present embodiment, above-mentioned conducting strip 3 can also use wire etc. that there is the part of conducting function to be connected to electric capacity
The pole 11 of device monomer 1.
In the present embodiment, further, in order to preferably reduce connection internal resistance, by the both ends of above-mentioned conducting strip 3 by leading
Electric glue sticking is on pole 11.By conducting resinl, the stabilization for the electrical connection that can be further ensured that between conducting strip 3 and pole 11
Property.
In the present embodiment, above-mentioned connection sheet 2 and conducting strip 3 are rectangular configuration, and the area of connection sheet 2 is not less than conduction
The area of piece 3.
It is understood that the above-mentioned ultracapacitor of the present embodiment is not limited only to two capacitor monomers 1, can also
More are arranged as required to, above-mentioned connection sheet 2 is now used between the series-parallel capacitor monomer 1 of any two and is led
The mode of electric piece 3 connects.And above-mentioned connection sheet 2 in the present embodiment and the material of pole 11 can also select phase as needed
With material, now the interference fit between above-mentioned connection sheet 2 and pole 11 can also have the problem of bad connection, by above-mentioned
The setting of conducting strip 3, effectively increase the security reliability of ultracapacitor.
The present invention also provides a kind of assembly method of above-mentioned ultracapacitor, specifically, the assembly method includes following step
Suddenly：
S10, it is enclosed on what second through hole 21 at the both ends of connection sheet 2 was interference fitted on the pole 11 of capacitor monomer 1.
Second through hole 21 at the both ends of connection sheet 2 is placed in the top of pole 11 first, connection sheet is then rapped by wooden mallet
2, uniform force is should be noted during percussion, and pay attention to putting the position of the second through hole 21 just, when tapping connection sheet 2 by wooden mallet
It can not overexert, to avoid damaging the matching surface of the second through hole 21 and pole 11.
After the second through hole 21 is knocked in into the upper end of pole 11, plain cushion is placed at the second through hole 21, the plain cushion can cover
In the upper end of pole 11, and there is certain thickness, plain cushion and the second through hole 21 are then passed through by bolt, are threaded in pole
On 11, spiral is screwed afterwards, and bolt drives plain cushion to move down and be pressed downward the second through hole 21, until the second through hole 21 is completed to cover
On pole 11.
After connection sheet 2 is enclosed on pole 11 completely, bolt is screwed out and removed, while plain cushion is also removed.
S20, conducting strip 3 is fixed in connection sheet 2, and the end face of two end in contact poles 11 of conducting strip 3.
After step S10 installs connection sheet 2, the installation of conducting strip 3 is carried out, specifically, first leading to the both ends of conducting strip 3
Conductive adhesive is crossed on pole 11.Check bolt 4 is then passed through to the first through hole 31 of conducting strip 3, and is threaded in pole
On post 11, screw check bolt 4 and be pressed on conducting strip 3 on the end face of pole 11.
By above-mentioned assembly method, in connection sheet 2 and pole 11 caused by temperature change and vibration such as jolt at the factor
When over-surplus fit structure produces gap, avoid ultracapacitor connect in resistive it is big, the problem of bad connection, improve super electricity
The security reliability of container.And make the assembling of ultracapacitor more simple, convenient and rapid, later period maintenance is greatly facilitated, is reduced
Production cost.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating example of the present invention, and it is pair to be not
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (10)
1. a kind of ultracapacitor, including at least two capacitor monomers (1), it is characterised in that at least two capacitors
It is conductively connected between the pole (11) of monomer (1) by connection sheet (2), and between the connection sheet (2) and the pole (11)
It is interference fitted, conducting strip (3) is also electrically connected between the pole (11) of at least two capacitor monomers (1).
2. ultracapacitor according to claim 1, it is characterised in that the both ends of the conducting strip (3) pass through conducting resinl
It is bonded on the pole (11).
3. ultracapacitor according to claim 1, it is characterised in that it is logical that conducting strip (3) both sides offer first
Hole (31), check bolt (4) are threadedly connected to the pole (11) through the first through hole (31), by the conducting strip (3)
It is pressed on the end face of the pole (11).
4. ultracapacitor according to claim 1, it is characterised in that the conducting strip (3) includes metal net
(32) and the sheet metal (33) at the metal net (32) both ends is symmetrically connected to, the sheet metal (33) passes through conducting resinl
It is bonded on the pole (11).
5. ultracapacitor according to claim 1, it is characterised in that the both ends of the connection sheet (2) offer second
Through hole (21), it is set on the pole (11) to the second through hole (21) interference fit.
6. ultracapacitor according to claim 1, it is characterised in that the connection sheet (2) is made of metal material.
7. ultracapacitor according to claim 1, it is characterised in that the connection sheet (2) and the conducting strip (3) are equal
For rectangular configuration, and the area of the connection sheet (2) is not less than the area of the conducting strip (3).
8. a kind of assembly method of ultracapacitor, it is characterised in that comprise the following steps：
S10, being enclosed on the second through hole (21) interference fit at connection sheet (2) both ends on the pole (11) of capacitor monomer (1)；
S20, conducting strip (3) is fixed in the connection sheet (2), and pole described in two end in contact of the conducting strip (3)
(11) end face.
9. the assembly method of ultracapacitor according to claim 8, it is characterised in that the step S10 includes：
Second through hole (21) is placed in above the pole (11), and beats the connection sheet (2), makes connection sheet (2) place
The pole (11) upper end is enclosed in horizontality and second through hole (21)；
Plain cushion is placed at the second through hole (21) place, and bolt thread is connected to pole (11), bolt is screwed, passes through plain cushion
Second through hole (21) is enclosed on the pole (11) completely；
Remove the plain cushion and the bolt.
10. the assembly method of ultracapacitor according to claim 9, it is characterised in that the step S20 includes：
By the both ends of the conducting strip (3) by conductive adhesive on the pole (11)；
Check bolt (4) is passed through to the first through hole (31) of the conducting strip (3), and is threaded on the pole (11)；
The check bolt (4) is screwed, the conducting strip (3) is pressed on the end face of the pole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711276086.0A CN107845505A (en) | 2017-12-06 | 2017-12-06 | A kind of ultracapacitor and its assembly method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711276086.0A CN107845505A (en) | 2017-12-06 | 2017-12-06 | A kind of ultracapacitor and its assembly method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107845505A true CN107845505A (en) | 2018-03-27 |
Family
ID=61664138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711276086.0A Pending CN107845505A (en) | 2017-12-06 | 2017-12-06 | A kind of ultracapacitor and its assembly method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107845505A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109686571A (en) * | 2019-01-28 | 2019-04-26 | 上海奥威科技开发有限公司 | A kind of string of super capacitor module and connection structure and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202307542U (en) * | 2011-10-17 | 2012-07-04 | 平顶山市中嘉能源科技有限公司 | Super capacitor bank for electric automobile |
| JP2013179042A (en) * | 2012-02-02 | 2013-09-09 | Captex Co Ltd | Connection tab for cylindrical battery and connection structure thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109686571A (en) * | 2019-01-28 | 2019-04-26 | 上海奥威科技开发有限公司 | A kind of string of super capacitor module and connection structure and method |
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