CN209708845U - A kind of square casing supercapacitor - Google Patents

A kind of square casing supercapacitor Download PDF

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Publication number
CN209708845U
CN209708845U CN201821487997.8U CN201821487997U CN209708845U CN 209708845 U CN209708845 U CN 209708845U CN 201821487997 U CN201821487997 U CN 201821487997U CN 209708845 U CN209708845 U CN 209708845U
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CN
China
Prior art keywords
aluminium sheet
end cap
hole
positive
square casing
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Expired - Fee Related
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CN201821487997.8U
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Chinese (zh)
Inventor
张拉社
潘世岩
孙东升
陈如意
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Individual
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Individual
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Priority to CN201821487997.8U priority Critical patent/CN209708845U/en
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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

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  • Gas Exhaust Devices For Batteries (AREA)

Abstract

The utility model discloses a kind of square casing supercapacitors, including shell, several indents and convex block are uniformly provided on shell, the upper end of shell is connected with end cap, positive aluminium sheet and cathode aluminium sheet are connected separately at left and right sides of end cap, positive aluminium sheet includes the positive aluminium sheet one on the outside of end cap and the positive aluminium sheet two on the inside of end cap, cathode aluminium sheet includes cathode aluminium sheet one on the outside of the end cap and is located at end cap ontology cathode aluminium sheet two, the middle part of end cap is equipped with explosion-proof valve mounting hole, explosion-proof valve is installed in explosion-proof valve mounting hole, anode collection plate is connected between end cap and positive aluminium sheet two, negative pole currect collecting plate is connected between end cap and cathode aluminium sheet two.The supercapacitor of the utility model has the advantages that structure is simple, and the gas in supercapacitor can be emitted into outside in time, so as to extend the service life of supercapacitor.

Description

A kind of square casing supercapacitor
Technical field
The utility model relates to capacitor and power battery technology fields, it particularly relates to which a kind of square casing is super Capacitor.
Background technique
Supercapacitor (Super capacitor) is a kind of energy-storage travelling wave tube between traditional capacitor and battery, Also known as electrochemical capacitor or double layer capacitor, its advantage are: compared with traditional capacitor, comparing energy with higher Amount；Compared with battery, there is higher specific power, power density is equivalent to the 5-10 of battery up to 300W/kg~5000W/kg Times；Charging rate is fast, and charging lOs-10min can reach 95% of its rated capacity or more, and energy conversion efficiency is high, charge and discharge Efficiency >=90%；It has extended cycle life, depth charge and discharge cycles are up to hundreds of thousands of times；Good temp characteristic, can be in one 40~70 DEG C of rings It works under border, using safety coefficient height, can accomplish non-maintaining；Raw material are inexpensive；It is environmentally friendly, product production, using, The processes such as storage and transportation will not pollute, and be a kind of ideal environmentally protective energy storage device, have very big researching value and hair Open up space.
Supercapacitor when in use usually by being connected with sensor and battery management system etc., and supercapacitor and Be connected through a screw thread between power battery and sensor, electromagnetism management system, but helicitic texture when in use between it is longer when, hold Easily there is stripped thread, appearance the case where so as to cause poor contact influences the normal monitoring to data in super capacitor use.
On the other hand, supercapacitor will appear flatulence phenomenon, and serious bulk gas stays in supercapacitor and power It may cause the explosion of supercapacitor and power battery in battery.
For the relevant issues of the prior art, solution there is no at present.
Utility model content
For above-mentioned technical problem in the related technology, the utility model proposes a kind of square casing supercapacitor, energy Enough overcome the above-mentioned deficiency of the prior art.
To realize the above-mentioned technical purpose, the technical solution of the utility model is achieved in that
A kind of square casing supercapacitor, including shell are uniformly provided with several indents on the shell, the shell Convex block is equipped at four angles of leading flank and trailing flank, the upper end of the shell is connected with end cap, the left and right two of the end cap Side is connected separately with positive aluminium sheet and cathode aluminium sheet, and the positive aluminium sheet includes the positive aluminium sheet one and position on the outside of end cap Positive aluminium sheet two on the inside of end cap, the cathode aluminium sheet include cathode aluminium sheet one on the outside of the end cap and are located at end cap sheet Body cathode aluminium sheet two, the middle part of the end cap are equipped with explosion-proof valve mounting hole, are equipped with explosion-proof valve in the explosion-proof valve mounting hole, It is connected with anode collection plate between the end cap and positive aluminium sheet two, is connected with cathode between the end cap and cathode aluminium sheet two Collector plate, is equipped with electrolyte circulation slot on the anode collection plate and negative pole currect collecting plate, the anode collection plate and negative Battery core is equipped between the collector plate of pole.
Further, the upper end of the shell leading flank and the upper end of trailing flank are all provided with fluted.
Further, the explosion-proof valve includes explosion-proof valve chest, offers through-hole one in the middle part of the explosion-proof valve chest With through-hole two, the through-hole one is connected to through-hole two, and valve block, the valve block connection are equipped in the through-hole two on the through-hole one One end of spring, the other end of the spring are connected with hollow nut, the hollow nut and the explosion-proof valve chest spiral shell Line connection.
Preferably, sealing ring is equipped between the valve block and the upper end of through-hole one.
Preferably, the inner sidewall of the through-hole two is equipped with the gradient.
Further, riveting screw is respectively connected on the positive aluminium sheet one and positive aluminium sheet two.
Further, the anode collection plate and negative pole currect collecting plate include collector plate ontology, the collector plate ontology Upper end be connected with connection sheet, the electrolyte circulation slot and annular groove are each provided on the collector plate ontology.
Preferably, insulating layer one, the company are equipped between the positive aluminium sheet one and cathode aluminium sheet one and end cap Contact pin is located between positive aluminium sheet two and end cap and between cathode aluminium sheet two and end cap, sets between the connection sheet and end cap There is insulating layer two.
Preferably, between the positive aluminium sheet one, insulating layer one, end cap, insulating layer two, connection sheet and positive aluminium sheet two It is connected by rivet one；Between the cathode aluminium sheet one, insulating layer one, end cap, insulating layer two, connection sheet and cathode aluminium sheet two It is connected by rivet two.
Preferably, insulation sleeve is equipped between the rivet one and end cap and between rivet two and end cap.
The utility model has the beneficial effects that the supercapacitor of the utility model has the advantages that structure is simple, and super Gas in capacitor can be emitted into outside in time, so as to extend the service life of supercapacitor.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other attached drawings.
Fig. 1 is a kind of end cap and anode collection of square casing supercapacitor according to the utility model embodiment Plate, negative pole currect collecting plate part structural schematic diagram；
Fig. 2 is a kind of main view of the shell of square casing supercapacitor according to the utility model embodiment；
Fig. 3 is a kind of exhibition of the anode collection plate of square casing supercapacitor according to the utility model embodiment Open figure；
Fig. 4 is a kind of section view of the explosion-proof valve of square casing supercapacitor according to the utility model embodiment Figure；
In figure: 1, hollow nut；2, explosion-proof valve chest；3, spring；4, through-hole two；5, valve block；6, sealing ring；7, through-hole One；8, the gradient；9, groove；10, convex block；11, indent；12, shell；13, battery core；14, positive aluminium sheet one；15, insulating layer one； 16, insulating layer two；17, cathode aluminium sheet one；18, positive aluminium sheet two；19, end cap；20, cathode aluminium sheet two；21, anode collection plate； 22, negative pole currect collecting plate；23, electrolyte circulation slot；24, annular groove；25, collector plate ontology；26, connection sheet.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained, all belongs to In the range of the utility model protection.
As shown in Figs 1-4, a kind of square casing supercapacitor according to the utility model embodiment, including shell 12, several indents 11 are uniformly provided on the shell 12, are equipped at the leading flank of the shell 12 and four angles of trailing flank Convex block 10, the upper end of the shell 12 are connected with end cap 19, the left and right sides of the end cap 19 be connected separately with positive aluminium sheet and Cathode aluminium sheet, the positive aluminium sheet include the anode positioned at the positive aluminium sheet 1 in 19 outside of end cap and positioned at 19 inside of end cap Aluminium sheet 2 18, the cathode aluminium sheet include the cathode for being located at the cathode aluminium sheet 1 in 19 outside of end cap and surveying in end cap 19 Aluminium sheet 2 20, the middle part of the end cap 19 are equipped with explosion-proof valve mounting hole, are equipped with explosion-proof valve in the explosion-proof valve mounting hole, institute It is connected with anode collection plate 21 between the end cap 19 and positive aluminium sheet 2 18 stated, is connected between the end cap 19 and cathode aluminium sheet 2 20 It is connected to negative pole currect collecting plate 22, is equipped with electrolyte circulation slot 23 and annular on the anode collection plate 21 and negative pole currect collecting plate 22 Groove 24 is equipped with battery core 13 between the anode collection plate 21 and negative pole currect collecting plate 22.
In one embodiment, the upper end of 12 leading flank of shell and the upper end of trailing flank are all provided with fluted 9.
In one embodiment, the explosion-proof valve includes explosion-proof valve chest 2, and the middle part of the explosion-proof valve chest 2 is opened Equipped with through-hole 1 and through-hole 24, the through-hole 1 is connected to through-hole 24, is equipped in the through-hole 24 on the through-hole 1 Valve block 5, one end of 5 connecting spring 3 of valve block, the other end of the spring 3 are connected with hollow nut 1, the hollow spiral shell Mother 1 is threadedly coupled with the explosion-proof valve chest 2.
In one embodiment, sealing ring 6 is equipped between the valve block 5 and the upper end of through-hole 1.
In one embodiment, the inner sidewall of the through-hole 24 is equipped with the gradient 8.
In one embodiment, riveting screw is respectively connected on the positive aluminium sheet 1 and positive aluminium sheet 2 18.
In one embodiment, the anode collection plate 21 and negative pole currect collecting plate 22 include collector plate ontology 25, The upper end of the collector plate ontology 25 is connected with connection sheet 26, and the electrolyte circulation slot 23 and annular groove 24 are each provided at institute On the collector plate ontology 25 stated.
In one embodiment, it is equipped between the positive aluminium sheet 1 and cathode aluminium sheet 1 and end cap 19 Insulating layer 1, the connection sheet 26 is located between positive aluminium sheet 2 18 and end cap 19 and cathode aluminium sheet 2 20 and end cap Between 19, insulating layer 2 16 is equipped between the connection sheet 26 and end cap 19.
In one embodiment, the positive aluminium sheet 1, insulating layer 1, end cap 19, insulating layer 2 16, connection It is connected between piece 26 and positive aluminium sheet 2 18 by rivet one；The cathode aluminium sheet 1, insulating layer 1, end cap 19, absolutely It is connected between edge layer 2 16, connection sheet 26 and cathode aluminium sheet 2 20 by rivet two.
In one embodiment, it is equipped between the rivet one and end cap 19 and between rivet two and end cap 19 Insulation sleeve.
In order to facilitate the above-mentioned technical proposal for understanding the utility model, below by way of practical new to this in specifically used mode The above-mentioned technical proposal of type is described in detail.
According to a kind of square casing supercapacitor described in the utility model, including shell 12, uniformly set on shell 12 Have several grooves 9, and on four angles of 12 leading flank of shell and be equipped with convex block 10 on four angles of trailing flank, in capacitor and For power battery in use, when several capacitors and power battery placed side by side, convex block 10 can make adjacent capacitor and dynamic There is certain gap, to be conducive to the heat dissipation of capacitor and power battery, in capacitor and power battery between power battery Gas can press against groove 9 and rising outward, prevent the flatulence of somewhere large area on capacitor and housing of power cell from influencing super The normal use of capacitor and power battery.
End cap 19 is connected on shell 12, the left and right sides of end cap 19 is connected separately with positive aluminium sheet and cathode aluminium sheet, just Riveting screw is respectively connected on pole aluminium sheet 1 and cathode aluminium sheet 1, riveting screw is for connecting external sensor and battery management System etc., so as to effectively avoid the stripped thread problem being threadedly coupled；Between positive aluminium sheet 1, cathode aluminium sheet 1 and end cap Equipped with insulating layer 1, insulating layer 2 16 is equipped between end cap 19 and connection sheet 26, between rivet one and end cap 19 and rivet It is equipped with insulation sleeve between two and end cap 19, so as to prevent electric current by leaking after positive aluminium sheet or cathode aluminium sheet from end cap Electricity.
Explosion-proof valve is installed in the explosion-proof valve mounting hole at 19 middle part of end cap, explosion-proof valve includes explosion-proof valve chest 2, explosion-proof valve The middle part of shell 2 offers the through-hole 1 and through-hole 24 be vented outwards, and through-hole 24 is in the top of through-hole 1, through-hole 24 Interior to be equipped with valve block 5, spring 3, the upper end of spring 3 is connect with hollow nut 1, and is equipped between valve block 5 and the upper end of through-hole 1 close Seal 6 can prevent ambient atmos from entering in supercapacitor and power battery in actual operation；In addition through-hole 24 is interior Side wall is equipped with the gradient 8, when generating gas inside supercapacitor and power battery object, supercapacitor and power battery Interior air pressure is greater than the air pressure outside supercapacitor and power battery, the gas push valve block in supercapacitor and power battery 5 move up, and exclude outside supercapacitor and power battery by through-hole 24 and hollow nut 1, and the gradient 8 on through-hole 24 can be with Accelerate the gas discharge in supercapacitor and power battery, so that the flatulence of supercapacitor and power battery be effectively prevent to ask Topic.
Supercapacitor and power battery further include anode collection plate 21 and negative pole currect collecting plate 22, anode collection plate 21 and negative Pole collector plate 22 includes collector plate ontology 25 and connection sheet 26, and collector plate ontology 25 is equipped with electrolyte circulation slot 23, electrolysis Liquid stream through slot 23 can accelerate the circulation of electrolyte；Annular groove 24 is additionally provided on collector plate ontology 25, annular groove 24 is used for Battery core is connected by laser welding；Anode collection plate 21 and negative pole currect collecting plate 22 be all made of full tab formula, can increase and pass through Electric current reduces internal resistance, prevents collector plate from overheating.
In conclusion the supercapacitor of the utility model has the advantages that structure is simple, and the gas in supercapacitor Body can be emitted into outside in time, so as to extend the service life of supercapacitor.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (10)

1. a kind of square casing supercapacitor, which is characterized in that including shell (12), the shell (12) if on be uniformly provided with It is equipped with convex block (10) at dry-pressing slot (11), the leading flank of the shell (12) and four angles of trailing flank, the shell (12) Upper end be connected with end cap (19), be connected separately with positive aluminium sheet and cathode aluminium sheet at left and right sides of the end cap (19), it is described Positive aluminium sheet include positive aluminium sheet one (14) on the outside of end cap (19) and the positive aluminium sheet two being located on the inside of end cap (19) (18), the cathode aluminium sheet includes the cathode aluminium sheet one (17) on the outside of end cap (19) and bearing positioned at end cap (19) interior survey Pole aluminium sheet two (20), the middle part of the end cap (19) are equipped with explosion-proof valve mounting hole, are equipped in the explosion-proof valve mounting hole anti- Quick-fried valve is connected with anode collection plate (21) between the end cap (19) and positive aluminium sheet two (18), the end cap (19) and negative It is connected between pole aluminium sheet two (20) negative pole currect collecting plate (22), on the anode collection plate (21) and negative pole currect collecting plate (22) Equipped with electrolyte circulation slot (23) and annular groove (24), set between the anode collection plate (21) and negative pole currect collecting plate (22) There are battery core (13).
2. a kind of square casing supercapacitor according to claim 1, which is characterized in that shell (12) leading flank Upper end and the upper end of trailing flank be all provided with fluted (9).
3. a kind of square casing supercapacitor according to claim 1, which is characterized in that the explosion-proof valve includes anti- Quick-fried valve chest (2), offers through-hole one (7) and through-hole two (4) in the middle part of the explosion-proof valve chest (2), the through-hole one (7) and Through-hole two (4) is connected to, and is equipped with valve block (5) in the through-hole two (4) on the through-hole one (7), valve block (5) connecting spring (3) other end of one end, the spring (3) is connected with hollow nut (1), the hollow nut (1) with it is described explosion-proof Valve chest (2) is threadedly coupled.
4. a kind of square casing supercapacitor according to claim 3, which is characterized in that the valve block (5) and through-hole Sealing ring (6) are equipped between the upper end of one (7).
5. a kind of square casing supercapacitor according to claim 3, which is characterized in that the through-hole two (4) it is interior Side wall is equipped with the gradient (8).
6. a kind of square casing supercapacitor according to claim 1, which is characterized in that the positive aluminium sheet one (14) and on positive aluminium sheet two (18) it is respectively connected with riveting screw.
7. a kind of square casing supercapacitor according to claim 1, which is characterized in that the anode collection plate (21) and negative pole currect collecting plate (22) includes collector plate ontology (25), and the upper end of the collector plate ontology (25) is connected with connection sheet (26), the electrolyte circulation slot (23) and annular groove (24) are each provided on the collector plate ontology (25).
8. a kind of square casing supercapacitor according to claim 7, which is characterized in that the positive aluminium sheet one (14) insulating layer one (15) is equipped between cathode aluminium sheet one (17) and end cap (19), the connection sheet (26) is located at anode Between aluminium sheet two (18) and end cap (19) and between cathode aluminium sheet two (20) and end cap (19), the connection sheet (26) and end It covers and is equipped with insulating layer two (16) between (19).
9. a kind of square casing supercapacitor according to claim 8, which is characterized in that the positive aluminium sheet one (14), pass through riveting between insulating layer one (15), end cap (19), insulating layer two (16), connection sheet (26) and positive aluminium sheet two (18) One connection of nail；The cathode aluminium sheet one (17), insulating layer one (15), end cap (19), insulating layer two (16), connection sheet (26) and It is connected between cathode aluminium sheet two (20) by rivet two.
10. a kind of square casing supercapacitor according to claim 9, which is characterized in that the rivet one and end cap (19) insulation sleeve is equipped between and between rivet two and end cap (19).
CN201821487997.8U 2018-09-12 2018-09-12 A kind of square casing supercapacitor Expired - Fee Related CN209708845U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821487997.8U CN209708845U (en) 2018-09-12 2018-09-12 A kind of square casing supercapacitor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821487997.8U CN209708845U (en) 2018-09-12 2018-09-12 A kind of square casing supercapacitor

Publications (1)

Publication Number Publication Date
CN209708845U true CN209708845U (en) 2019-11-29

Family

ID=68634483

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821487997.8U Expired - Fee Related CN209708845U (en) 2018-09-12 2018-09-12 A kind of square casing supercapacitor

Country Status (1)

Country Link
CN (1) CN209708845U (en)

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20191129

Termination date: 20200912

CF01 Termination of patent right due to non-payment of annual fee