CN107732283A - A kind of battery and its relief valve - Google Patents
A kind of battery and its relief valve Download PDFInfo
- Publication number
- CN107732283A CN107732283A CN201711104795.0A CN201711104795A CN107732283A CN 107732283 A CN107732283 A CN 107732283A CN 201711104795 A CN201711104795 A CN 201711104795A CN 107732283 A CN107732283 A CN 107732283A
- Authority
- CN
- China
- Prior art keywords
- valve
- relief valve
- battery
- steam discharge
- valve body
- 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
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
-
- 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
- H01M50/317—Re-sealable arrangements
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The invention discloses a kind of battery and its relief valve, relief valve includes:Valve body and the valve element for being arranged at the valve inner, and sealed between the valve body and valve element;The colloid steam venting cap being arranged on the valve body, there is steam discharge seam on the colloid steam venting cap, the valve core inside has the exhaust passage connected with steam discharge seam, the steam discharge, which sews, when pressure in the exhaust passage is in the first setting range struts to form outlet, the steam discharge seam closure when pressure in the exhaust passage is in the second setting range., can be by relief valve pressure release, and then the problem of avoid battery rechargable battery internal pressure excessive explosive when the pressure in battery is larger during using relief valve provided by the invention.
Description
Technical field
The present invention relates to battery technology field, more specifically to a kind of battery and its relief valve.
Background technology
The electrolyte of battery is important configuration resource, is inverted, the situation that drops may all cause the leakage of electrolyte.And
And battery can produce heat in charging process, electrolyte volatilizees because heated produces gas-vapor mix, causes in battery
Pressure can increase, when the pressure value in battery, which reaches, can not discharge to a certain degree, it is possible to create blast.
In summary, the problem of how efficiently solving battery rechargable battery internal pressure excessive explosive, is current sheet
Art personnel's urgent problem.
The content of the invention
In view of this, first purpose of the invention is to provide a kind of relief valve, and the structure design of the relief valve can be with
The problem of efficiently solving battery rechargable battery internal pressure excessive explosive.Second object of the present invention is to provide one kind
Include the battery of above-mentioned relief valve.
In order to reach above-mentioned first purpose, the present invention provides following technical scheme:
A kind of relief valve, including:
Valve body and the valve element for being arranged at the valve inner, and sealed between the valve body and valve element;
The colloid steam venting cap being arranged on the valve body, there is steam discharge seam, the valve core inside on the colloid steam venting cap
With with the exhaust passage that connects of steam discharge seam, steam discharge when pressure in the exhaust passage is in the first setting range
Sew and strut to form outlet, the steam discharge seam closure when pressure in the exhaust passage is in the second setting range.
Preferably, in above-mentioned relief valve, sealing ring is provided between the valve body and valve element.
Preferably, in above-mentioned relief valve, fluted, the inner side insertion of the sealing ring is opened up on the valve body and valve element
In the groove of the valve element, the outside of the sealing ring is embedded in the groove of the valve body.
Preferably, in above-mentioned relief valve, the material of the sealing ring is silica gel or rubber..
Preferably, in above-mentioned relief valve, the valve element is plastic poppet.
Preferably, in above-mentioned relief valve, the valve body is plastics valve body..
Preferably, in above-mentioned relief valve, first setting range is 12-16kpa, second setting range be less than
12kpa。
A kind of battery, including accumulator body and the relief valve being arranged on the accumulator body, the relief valve
For the relief valve any one of as described above;
Connected inside the exhaust passage and the accumulator body, the steam discharge slit is into the outlet of the relief valve.
Preferably, in above-mentioned battery, the battery cover of the valve body of the relief valve and the accumulator body welds.
Relief valve provided by the invention includes valve element and valve body.Wherein, valve element is arranged on the inside of valve body, and valve element and
Sealed between valve body.Colloid steam venting cap is provided with valve body, i.e. colloid steam venting cap is set on valve body.Have on colloid steam venting cap
Steam discharge stitches, and valve core inside has the exhaust passage connected with steam discharge seam, when the pressure in exhaust passage is in the first setting range
When steam discharge sew and strut to form outlet, i.e., when the pressure in exhaust passage is in the first setting range colloid steam venting cap can occur
Elastic deformation, and then steam discharge sews and struts to form outlet, the gas-vapor mix in exhaust passage is stitched from steam discharge and discharged, with the row of reduction
Pressure in vapour passage.The steam discharge seam closure when the pressure in exhaust passage is in the second setting range, i.e., when in exhaust passage
Pressure in the second setting range when, colloid steam venting cap resiles, now steam discharge seam closure, it is impossible to have gas or vapour-liquid again
Mixture is stitched by steam discharge, realizes the sealing of relief valve.
During using relief valve provided by the invention, the exhaust passage of relief valve is connected with internal storage battery, by relief valve
Steam discharge seam connected with battery outer.When the pressure of internal storage battery is in the first setting range, colloid steam venting cap occurs
Elastic deformation, and then steam discharge sews and struts to form outlet, the gas-vapor mix in battery is stitched from steam discharge and discharged, to reduce electric power storage
Pressure in pond.When the pressure of internal storage battery is in the second setting range, colloid steam venting cap resiles, and now steam discharge stitches
Closure, it is impossible to there is gas or liquid-vapor mixture to be stitched by steam discharge again, realize the sealing of battery.From the foregoing, it will be observed that use this hair
, can be by relief valve pressure release when the pressure in battery is larger during the relief valve of bright offer, and then avoid battery and fill
The problem of cell internal pressure excessive explosive.
In order to reach above-mentioned second purpose, present invention also offers a kind of battery, the battery includes any of the above-described
Kind relief valve.Because above-mentioned relief valve has above-mentioned technique effect, the battery with the relief valve also should be with corresponding
Technique effect.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the front view of relief valve provided in an embodiment of the present invention;
Fig. 2 is along the sectional view of A-A cuttings in Fig. 1.
In Fig. 1-2:
1- valve bodies, 2- colloids steam venting cap, 3- valve elements, 4- sealing rings.
Embodiment
The present invention first purpose be to provide a kind of relief valve, the structure design of the relief valve can efficiently solve
The problem of battery rechargable battery internal pressure excessive explosive.Second object of the present invention is that providing one kind includes above-mentioned let out
The battery of pressure valve.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " on ", " under ", "front", "rear", " left side " and " right side " etc. refer to
The orientation or position relationship shown is based on orientation shown in the drawings or position relationship, is for only for ease of the description present invention and simplifies
Description, rather than the position or element of instruction or hint meaning must have particular orientation, be formed and be operated with specific orientation,
Therefore it is not intended that the limitation of the present invention.In addition, term " first ", " second " be only used for describe purpose, and it is not intended that
Instruction implies relative importance.
Fig. 1-Fig. 2 is referred to, relief valve provided in an embodiment of the present invention includes valve element 3 and valve body 1.Wherein, valve element 3 is set
In the inside of valve body 1, and sealed between valve element 3 and valve body 1.Colloid steam venting cap 2, i.e. colloid steam venting cap 2 are provided with valve body 1
It is set on valve body 1.There is steam discharge seam on colloid steam venting cap 2, the inside of valve element 3 has the exhaust passage connected with steam discharge seam, when
Steam discharge, which sews, when pressure in exhaust passage is in the first setting range struts to form outlet, i.e., the pressure in exhaust passage is
It can make colloid steam venting cap 2 that elastic deformation occur when in one setting range, and then steam discharge sews and struts to form outlet, in exhaust passage
Gas-vapor mix from steam discharge stitch discharge, to reduce the pressure in exhaust passage.When the pressure in exhaust passage is in the second setting
In the range of when steam discharge seam closure, i.e., when the pressure in exhaust passage is in the second setting range, colloid steam venting cap 2 recovers former
Shape, now steam discharge, which stitches, closes, it is impossible to has gas or liquid-vapor mixture to be stitched by steam discharge again, realizes the sealing of relief valve.
During using relief valve provided in an embodiment of the present invention, the exhaust passage of relief valve is connected with internal storage battery, will
The steam discharge seam of relief valve connects with battery outer.When the pressure of internal storage battery is in the first setting range, colloid steam discharge
Elastic deformation occurs for cap 2, and then steam discharge sews and struts to form outlet, and the gas-vapor mix in battery is stitched from steam discharge and discharged, with
Reduce the pressure in battery.When the pressure of internal storage battery is in the second setting range, colloid steam venting cap 2 resiles,
Now steam discharge seam closure, it is impossible to there is gas or liquid-vapor mixture to be stitched by steam discharge again, realize the sealing of battery.Can from above
Know, can be by relief valve pressure release when the pressure in battery is larger during using relief valve provided by the invention, and then avoid
The problem of battery rechargable battery internal pressure excessive explosive.
In order to realize the sealing between valve body 1 and valve element 3, wherein sealing ring 4 is provided between valve body 1 and valve element 3.Sealing
The side of ring 4 is brought into close contact with valve body 1, and opposite side and the valve element 3 of sealing ring 4 are brought into close contact, and can realize that sealing ring 4 is right with this
Sealing between valve body 1 and valve element 3.Sealing ring 4 can be rubber ring or falope ring etc..
Further, opened up on valve body 1 and valve element 3 it is fluted, it is close in the groove of the inner side insertion valve element 3 of sealing ring 4
In the groove of the outside insertion valve body 1 of seal ring 4.Sealing ring 4 can so be positioned by groove, prevent sealing ring 4 from sending out
Raw dislocation.
In another embodiment, valve element 3 can be plastic poppet, so easily facilitate and be assembled together with valve body 1, significantly
Improve efficiency of assembling.Valve body 1 can also be plastics valve body, and certain valve body 1 can also be other materials, be not limited thereto.
Similarly, the sealing ring 4 between valve body 1 and valve element 3 can be colloid ring, and the material of specific sealing ring 4 can be
Silica gel or rubber.So, it is easier to which sealing ring 4 is assembled between valve element 3 and valve body 1.
Preferably, the first setting range is 12-16kpa, and the second setting range is less than 12kpa.Certainly, according to battery
Different first setting range of model and the second setting range can be not limited thereto with sets itself.Arranged by changing colloid
The size shape of thickness and the steam discharge seam of vapour cap 2 can realize the adjustment to the first setting range and the second setting range.
Based on the relief valve provided in above-described embodiment, present invention also offers a kind of battery, the battery includes storing
Any one relief valve in battery body and above-described embodiment, the exhaust passage of relief valve are arranged with being connected inside accumulator body
Vapour slit is into the outlet of relief valve.The relief valve in above-described embodiment is employed due to the battery, so the battery has
Beneficial effect refer to above-described embodiment.
Wherein, the battery cover of the valve body 1 of relief valve and accumulator body welds, and so realizes relief valve being connected to electric power storage
On the body of pond.Certainly, relief valve can also be fixedly connected otherwise with accumulator body, is not limited thereto.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (9)
- A kind of 1. relief valve, it is characterised in that including:Valve body (1) and the valve element (3) for being arranged at the valve body (1) inside, and sealed between the valve body (1) and valve element (3);The colloid steam venting cap (2) being arranged on the valve body (1), there is steam discharge seam, the valve element on the colloid steam venting cap (2) (3) it is internal that there is the exhaust passage connected with steam discharge seam, when pressure in the exhaust passage is in the first setting range The steam discharge, which sews, to be strutted to form outlet, and the steam discharge seam closes when the pressure in the exhaust passage is in the second setting range Close.
- 2. relief valve according to claim 1, it is characterised in that be provided with sealing between the valve body (1) and valve element (3) Ring (4).
- 3. relief valve according to claim 2, it is characterised in that offered on the valve body (1) and valve element (3) recessed Groove, the inner side of the sealing ring (4) are embedded in the groove of the valve element (3), and the outside of the sealing ring (4) is embedded in the valve body (1) in groove.
- 4. relief valve according to claim 2, it is characterised in that the material of the sealing ring (4) is silica gel or rubber.
- 5. relief valve according to claim 1, it is characterised in that the valve element (3) is plastic poppet.
- 6. relief valve according to claim 1, it is characterised in that the valve body (1) is plastics valve body.
- 7. relief valve according to claim 1, it is characterised in that first setting range is 12-16kpa, described Two setting ranges are less than 12kpa.
- 8. a kind of battery, it is characterised in that including accumulator body and the relief valve being arranged on the accumulator body, institute Relief valve is stated as the relief valve as any one of claim 1-7;Connected inside the exhaust passage and the accumulator body, the steam discharge slit is into the outlet of the relief valve.
- 9. battery according to claim 8, it is characterised in that the valve body (1) of the relief valve and the battery sheet The battery cover welding of body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711104795.0A CN107732283A (en) | 2017-11-10 | 2017-11-10 | A kind of battery and its relief valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711104795.0A CN107732283A (en) | 2017-11-10 | 2017-11-10 | A kind of battery and its relief valve |
Publications (1)
Publication Number | Publication Date |
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CN107732283A true CN107732283A (en) | 2018-02-23 |
Family
ID=61214779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711104795.0A Pending CN107732283A (en) | 2017-11-10 | 2017-11-10 | A kind of battery and its relief valve |
Country Status (1)
Country | Link |
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CN (1) | CN107732283A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5981099A (en) * | 1998-01-20 | 1999-11-09 | Accuma Corporation | Pressure relief valve for electric storage batteries |
CN2934815Y (en) * | 2006-06-09 | 2007-08-15 | 奇鋐科技股份有限公司 | Pressure-releasing valve structure with pressure-releasing gap |
CN201038210Y (en) * | 2007-04-20 | 2008-03-19 | 王文林 | Rechargeable battery cover plate with air relief valve |
CN106058121A (en) * | 2016-08-15 | 2016-10-26 | 深圳市瑞德丰精密制造有限公司 | Pressure relief structure of battery top cover |
-
2017
- 2017-11-10 CN CN201711104795.0A patent/CN107732283A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5981099A (en) * | 1998-01-20 | 1999-11-09 | Accuma Corporation | Pressure relief valve for electric storage batteries |
CN2934815Y (en) * | 2006-06-09 | 2007-08-15 | 奇鋐科技股份有限公司 | Pressure-releasing valve structure with pressure-releasing gap |
CN201038210Y (en) * | 2007-04-20 | 2008-03-19 | 王文林 | Rechargeable battery cover plate with air relief valve |
CN106058121A (en) * | 2016-08-15 | 2016-10-26 | 深圳市瑞德丰精密制造有限公司 | Pressure relief structure of battery top cover |
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PB01 | Publication | ||
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Application publication date: 20180223 |