CN108550759A - A kind of air valve for new-energy automobile lithium battery - Google Patents
A kind of air valve for new-energy automobile lithium battery Download PDFInfo
- Publication number
- CN108550759A CN108550759A CN201810450553.5A CN201810450553A CN108550759A CN 108550759 A CN108550759 A CN 108550759A CN 201810450553 A CN201810450553 A CN 201810450553A CN 108550759 A CN108550759 A CN 108550759A
- Authority
- CN
- China
- Prior art keywords
- lithium battery
- new
- air valve
- energy automobile
- movable part
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D187/00—Coating compositions based on unspecified macromolecular compounds, obtained otherwise than by polymerisation reactions only involving unsaturated carbon-to-carbon bonds
- C09D187/005—Block or graft polymers not provided for in groups C09D101/00 - C09D185/04
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- Y02E60/10—Energy storage using batteries
Abstract
The invention discloses a kind of air valves for new-energy automobile lithium battery, it includes the movable part for being used for clearance fit for at least two of equilibrium air pressure, between two movable parts, at least one movable part is added graphene or is coated with graphene coating.Invention increases the lubricity of movable part and heat conduction and heat radiation, and friction coefficient smaller, improve the durability and service life of air valve.
Description
Technical field
The present invention relates to new-energy automobile field of lithium, and in particular to a kind of gas for new-energy automobile lithium battery
Valve.
Background technology
Lithium battery has been to be concerned by more and more people and payes attention to as new energy sources for automobile.It is existing to be used for new-energy automobile
The air valve of lithium battery, service life is not high.And the raising of service life is often one that lithium battery is capable of continuous occuping market
Where core capabilities.
Invention content
In order to solve the above technical problems, it is an object of the invention to propose it is a kind of can improve service life be used for new energy
The air valve of source automobile lithium battery.
Used technical solution is：
A kind of air valve for new-energy automobile lithium battery comprising at least two for equilibrium air pressure match for gap
The movable part of conjunction, between two movable parts, at least one movable part is added graphene or is coated with graphene
Coating.
Further, the graphene coating is made of graphene and adhesive.
Further, the graphene coating is grouped as by the group of following parts by weight：
60-80 parts of graphene,
10-20 parts of adhesive.
Further, the adhesive is epoxyn.
Further, the epoxyn is organosilicon epoxy resin adhesive.
Further, the organosilicon epoxy resin adhesive is made of organosilicon epoxy resin and curing agent.
Further, the organosilicon epoxy resin is formed by polymethylphenylsiloxane and epoxy resin copolycondensation.
Further, the organosilicon epoxy resin is grouped as by the group of following parts by weight：
50-70 parts of organosilicon epoxy resin,
5-10 parts of curing agent.
Further, the curing agent is amine curing agent.
Further, the amine curing agent is ethylenediamine, diethylenetriamine or triethylene tetramine.
The beneficial effects of the present invention are：
By the way that graphene is added on a movable element or is coated with graphene coating, between two movable parts of increase
Lubricity, and friction coefficient smaller reduce abrasion, to improve air valve to keep the animation effect of two movable parts more preferable
Durability and service life.
And graphene also has heat-conducting effect, is a kind of heat conduction and heat radiation material, it is thus possible to increase movable part is led
It is hot, to reduce the damage of fever deformation, further increase durability and service life.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without having to pay creative labor, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural schematic diagram that a kind of air valve for new-energy automobile lithium battery pushes down lithium battery kit.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only the preferred embodiment of the invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
It is shown in Figure 1, a kind of air valve for new-energy automobile lithium battery comprising be used at least the two of equilibrium air pressure
A movable part for clearance fit, between two movable parts, at least one movable part is coated with graphene
Or graphene coating.
In order to be better understood from the movable part of air valve.As a kind of specific implementation mode, a kind of use shown in Figure 1
The structural schematic diagram of lithium battery kit is pushed down in the air valve of new-energy automobile lithium battery, air valve 1 pushes down lithium battery kit 2, lithium battery kit 2
Equipped with opening 21, air valve 1 is equipped with the first movable part 11, the second movable part 12 and third movable part 13, the first movable part
The elevational cross-section structure of part 11 is the π types to stand upside down, and bottom is hush panel 14, which pushes down the opening 21 of lithium battery kit；
Second movable part 12 is T fonts, and the second movable part 12 and the first movable part 11 are between the inside of the first movable part 11
Gap coordinates, and the first elastomeric element such as the first spring 15 is connected between the second movable part 12 and the first movable part 11；
Third movable part 13 and the first movable part 11 coordinate in the outer gap of the first movable part, third movable part 13 and the
The second elastomeric element such as second spring 16 is connected between two movable parts 12.
When work, such as the first movable part is jacked up by the gas inside lithium battery kit upwards (such as inside lithium battery kit
Gas atmosphere it is excessive), direction as shown in Figure 1, then the second movable part and third movable part be respectively cooperating with first activity
Relative movement, allow gas to it is enough from the gap and the first movable part of the first movable part and the second movable part and
It is discharged in the gap of third movable part, until original position is pressed back by the first elastomeric element and the second elastomeric element elasticity, to
Balance lithium battery kit inner and outer air pressure.
It as an implementation, can be by the first movable part and/or the second movable part and/or third movable part
In graphene is added.Specifically, when preparing the first movable part or the second movable part or third movable part, just by graphite
Alkene is added in the raw material of its composition, is then kneaded and prepares the first movable part containing graphene or second containing graphene
Movable part or third movable part containing graphene.
As another embodiment, graphene coating is coated in the inner and outer wall of the first movable part；And
The outer wall of second movable part is also coated with graphene coating with the inner wall of third movable part.
The graphene coating is made of graphene and adhesive.The adhesive force of graphene can be increased by adhesive.
As further preferred embodiment, graphene coating is grouped as by the group of following parts by weight：Graphene 60-80
Part, 10-20 parts of adhesive.Such as 60 parts of graphene, 10 parts of adhesive；Such as 70 parts of graphene, 15 parts of adhesive；Or
Such as 80 parts of graphene, 20 parts of adhesive.In above-mentioned formula, graphene is primary raw material, and mainly graphene plays lubrication
With the effect of heat conduction and heat radiation.
Wherein, adhesive is preferably epoxyn.Epoxyn has excellent adhesive property and resistance to
It is hot.Epoxyn is preferably organosilicon epoxy resin adhesive.Organosilicon epoxy resin adhesive is again preferably by having
Machine epoxy silicone and curing agent composition.Organosilicon epoxy resin is the epoxides containing silicon in molecular structure, is by gathering
Methyl phenyl siloxane is formed with epoxy resin copolycondensation.Can be prepared by the polycondensation reaction, can also directly city's mid-sales obtain
.Such as article number is SILIKOPON EW and SILIKOPON EC.
As further preferred embodiment, organosilicon epoxy resin is grouped as by the group of following parts by weight：Organosilicon
50-70 parts of epoxy resin, 5-10 parts of curing agent.Such as 50 parts of organosilicon epoxy resin, 5 parts of curing agent；Such as organosilicon
60 parts of epoxy resin, 8 parts of curing agent；Such as 70 parts of organosilicon epoxy resin, 10 parts of curing agent.
Wherein, curing agent is preferably amine curing agent, further preferably ethylenediamine, diethylenetriamine or triethylene four
Amine.Ethylenediamine, diethylenetriamine or triethylene tetramine activity are larger, can make organosilicon epoxy resin crosslinking curing in room temperature.Amine
Class curing agent is also available.
Amine curing agent (ethylenediamine, diethylenetriamine or triethylene) and organosilicon epoxy resin is mixed by formula rate
It closes, is sufficiently stirred and can be prepared by organosilicon epoxy resin adhesive.
Organosilicon epoxy resin adhesive and graphene are mixed by formula rate, after being sufficiently stirred, are applied directly to the
On one movable part, the second movable part and third movable part.Then it is tested as follows：
The performance test results are as follows：
| Index | Data |
| Graphene paint adhesion intensity | ≥2.8MPa |
| Graphene coating friction coefficient | ≤0.03 |
| Air valve service life | >=5 years |
The series of detailed descriptions listed above is illustrated only for possible embodiments of the invention,
They are all without departing from equivalent embodiment made by technical spirit of the present invention or change not to limit the scope of the invention
It should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of air valve for new-energy automobile lithium battery, which is characterized in that it includes at least two for equilibrium air pressure
For the movable part of clearance fit, between two movable parts, at least one movable part be added graphene or
It is coated with graphene coating.
2. the air valve according to claim 1 for new-energy automobile lithium battery, which is characterized in that the graphene coating
It is made of graphene and adhesive.
3. the air valve according to claim 2 for new-energy automobile lithium battery, which is characterized in that the graphene coating
It is grouped as by the group of following parts by weight：
60-80 parts of graphene,
10-20 parts of adhesive.
4. the air valve according to claim 3 for new-energy automobile lithium battery, which is characterized in that the adhesive is ring
Oxygen resin adhesive.
5. the air valve according to claim 4 for new-energy automobile lithium battery, which is characterized in that the epoxide-resin glue
Stick is organosilicon epoxy resin adhesive.
6. the air valve according to claim 5 for new-energy automobile lithium battery, which is characterized in that the organosilicon epoxy
Resin adhesive is made of organosilicon epoxy resin and curing agent.
7. the air valve according to claim 6 for new-energy automobile lithium battery, which is characterized in that the organosilicon epoxy
Resin is formed by polymethylphenylsiloxane and epoxy resin copolycondensation.
8. the air valve according to claim 7 for new-energy automobile lithium battery, which is characterized in that the organosilicon epoxy
Resin is grouped as by the group of following parts by weight：
50-70 parts of organosilicon epoxy resin,
5-10 parts of curing agent.
9. the air valve according to claim 8 for new-energy automobile lithium battery, which is characterized in that the curing agent is amine
Class curing agent.
10. the air valve according to claim 9 for new-energy automobile lithium battery, which is characterized in that the amine-type cure
Agent is ethylenediamine, diethylenetriamine or triethylene tetramine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810450553.5A CN108550759B (en) | 2018-05-11 | 2018-05-11 | A pneumatic valve for new energy automobile lithium cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810450553.5A CN108550759B (en) | 2018-05-11 | 2018-05-11 | A pneumatic valve for new energy automobile lithium cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108550759A true CN108550759A (en) | 2018-09-18 |
| CN108550759B CN108550759B (en) | 2021-08-24 |
Family
ID=63494402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810450553.5A Active CN108550759B (en) | 2018-05-11 | 2018-05-11 | A pneumatic valve for new energy automobile lithium cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108550759B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086784A (en) * | 2015-04-29 | 2015-11-25 | 宁波职业技术学院 | Graphene modified thermal conductive coating |
| CN206361164U (en) * | 2017-01-06 | 2017-07-28 | 合肥瑞联阀门有限公司 | Double eccentric flexible sealing butterfly valves |
| CN106995645A (en) * | 2017-05-19 | 2017-08-01 | 深圳市永盛辉实业有限公司 | A kind of graphene wear-resistant paint |
| CN108003725A (en) * | 2017-12-14 | 2018-05-08 | 深圳市国创珈伟石墨烯科技有限公司 | Heat radiation coating, radiator coating and the preparation method of graphene |
-
2018
- 2018-05-11 CN CN201810450553.5A patent/CN108550759B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086784A (en) * | 2015-04-29 | 2015-11-25 | 宁波职业技术学院 | Graphene modified thermal conductive coating |
| CN206361164U (en) * | 2017-01-06 | 2017-07-28 | 合肥瑞联阀门有限公司 | Double eccentric flexible sealing butterfly valves |
| CN106995645A (en) * | 2017-05-19 | 2017-08-01 | 深圳市永盛辉实业有限公司 | A kind of graphene wear-resistant paint |
| CN108003725A (en) * | 2017-12-14 | 2018-05-08 | 深圳市国创珈伟石墨烯科技有限公司 | Heat radiation coating, radiator coating and the preparation method of graphene |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108550759B (en) | 2021-08-24 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210729 Address after: 361000 area 1, second floor, no.18-3, Xinkang Road, Xinyang Industrial Zone, Haicang District, Xiamen City, Fujian Province Applicant after: Dehong cabinet Intelligent Technology (Xiamen) Co.,Ltd. Address before: 334600 No. 51, Tongshan, Shiqiao village, Danan Town, Guangfeng County, Shangrao City, Jiangxi Province Applicant before: Yang Huafeng Applicant before: Chen Xihua |
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