CN216200912U - New forms of energy lithium cell box relief valve - Google Patents
New forms of energy lithium cell box relief valve Download PDFInfo
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- CN216200912U CN216200912U CN202122635806.6U CN202122635806U CN216200912U CN 216200912 U CN216200912 U CN 216200912U CN 202122635806 U CN202122635806 U CN 202122635806U CN 216200912 U CN216200912 U CN 216200912U
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- pressure head
- valve body
- silicon ball
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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
- Y02E60/10—Energy storage using batteries
Abstract
The utility model provides a new energy lithium battery box body pressure release valve which comprises a valve body, wherein a pressure head butt joint hole is formed in the center of the top of the valve body, a pressure release conical inner hole is formed in the center of the bottom of the valve body, the pressure head butt joint hole is communicated with the pressure release conical inner hole, a pressure head is installed in the pressure head butt joint hole formed in the center of the top of the valve body, a pressure adjusting screw hole longitudinally penetrating through the pressure head is formed in the center of the pressure head, a silicon ball valve core is placed at the top of the pressure release conical inner hole and matched with the pressure release conical inner hole, and a spring is arranged between the bottom of the pressure head and the top of the silicon ball valve core. This new forms of energy lithium battery box relief valve adopts the exquisite structure of silicon ball case ejection toper hole, and is sealed effectual, simple structure moreover, and installation and dismantlement are convenient, in case the silicon ball case damages, only need with the pressure head unscrew from the valve body top, directly change the silicon ball case can, it is very convenient to operate.
Description
Technical Field
The utility model relates to a pressure release valve, in particular to a pressure release valve for a new energy lithium battery box body.
Background
The pressure relief valve is one of the safety valves, when the pressure in the equipment or the pipeline exceeds the set pressure of the pressure relief valve, the pressure relief valve is automatically opened to relieve the pressure, the pressure of media in the equipment and the pipeline is ensured to be lower than the set pressure, the equipment and the pipeline are protected, and accidents are prevented.
New energy automobile lithium battery box and new forms of energy storage battery box need keep the inside and outside pressure balance of battery box in actual work process, reach the explosion-proof effect of battery box, consequently need use the relief valve. Among the prior art, the relief valve structure is complicated, generally adopt the case to add the pressure release structure who fills up, nevertheless in case machining error appears for when slope or sealed pad thickness inequality appear in the hole, gas leakage appears easily, and when the adoption leans on the sealed pad of spring roof pressure to realize sealed effect, sealed pad is out of shape and can not reach sealed effect easily in the environment of higher temperature and humidity for long-term work, the change of sealed pad is very difficult again, in case sealed pad damages, whole relief valve just needs whole change.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the new energy lithium battery box body pressure release valve which is simple and reliable in structure, good in sealing effect and easy to replace due to the adoption of a delicate structure that the silicon ball valve core pushes the conical inner hole.
In order to realize the technical scheme, the utility model provides a new energy lithium battery box body pressure release valve which comprises a valve body, wherein a pressure head butt joint hole is formed in the center of the top of the valve body, a pressure release conical inner hole is formed in the center of the bottom of the valve body, the pressure head butt joint hole is communicated with the pressure release conical inner hole, a pressure head is installed in the pressure head butt joint hole formed in the center of the top of the valve body, a pressure adjusting screw hole longitudinally penetrating through the pressure head is formed in the center of the pressure head, a silicon ball valve core is placed at the top of the pressure release conical inner hole and matched with the pressure release conical inner hole, and a spring is arranged between the bottom of the pressure head and the top of the silicon ball valve core.
In the technical scheme, the pressure head is used for locking and compressing the spring; the valve body is used for matching and assembling the corresponding box body, and the pressure head is tightly matched with the valve body through threads; the spring is used for the pressure head to produce the push-and-pull power to the compression of silicon ball case, and the spring is interact with silicon ball case, and the spring power is pushed the silica gel spheroid in the silicon ball case and is taken place deformation, extrudees the valve body bottom, guarantees that its leakproofness is good, can adjust the required power when silicon ball case excretes gas through the pressure head to the pressure of spring. When the pressure in the box rises, the silicon ball valve core is jacked up by the pressure, the pressure relief conical inner hole is opened, quick exhaust gas can be realized, after the pressure in the box is stable, the silicon ball valve core resets, and the pressure relief conical inner hole is closed, so that the balance of internal and external pressure in the box and a product or a component in the effective protective box can be realized.
Preferably, the silicon ball valve core comprises a silicon ball body, and the elastic deformation of the silicon ball is utilized to extrude the fit conical inner hole, so that the integral sealing performance is ensured.
Preferably, the diameter of the silica gel sphere is 9mm, the diameter of the silica gel sphere is not too small, otherwise, deformation is difficult to generate, and the tightness between the silica gel sphere valve core and the pressure relief conical inner hole is affected; the diameter of the silica gel sphere should not be too large, otherwise the production cost is increased.
Preferably, a pressure adjusting bolt is installed in the pressure adjusting screw hole, and the compression state of the spring can be adjusted through the pressure adjusting bolt so as to adjust the pressure in the box body during pressure relief.
Preferably, the pressure head is in threaded connection with a pressure head butt-joint hole formed in the center of the top of the valve body, so that the pressure head and the valve body can be conveniently mounted and dismounted, and a silicon ball valve core in the valve body can be conveniently replaced.
Preferably, a plurality of fixing screw holes which are uniformly distributed are formed in the end edge of the top of the valve body, so that the valve body and an external box body can be conveniently installed and butted.
The new energy lithium battery box body pressure release valve provided by the utility model has the beneficial effects that:
1) the pressure release valve for the new energy lithium battery box body is simple in structure and convenient to install and detach, once the silicon ball valve core is damaged, only the pressure head needs to be screwed out of the top of the valve body, and the silicon ball valve core is directly replaced, so that the operation is very convenient;
2) the new energy lithium battery box body pressure release valve adopts a delicate structure that the silicon ball valve core pushes the conical inner hole, and the sealing effect is good;
3) this new forms of energy lithium battery box relief valve can be through pressure head adjusting spring's compression state to pressure size when adjusting the pressure release in the box, strong adaptability.
Drawings
Fig. 1 is a perspective view illustrating the assembly of the present invention.
Fig. 2 is an exploded perspective view of the present invention.
Fig. 3 is a cross-sectional view of the present invention.
In the figure: 1. a pressure head; 11. a pressure adjusting screw hole; 2. a valve body; 21. fixing screw holes; 22. a pressure head butt joint hole; 23. a pressure relief conical inner bore; 3. a spring; 4. a silicon ball valve core.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of the present invention.
Example (b): provided is a pressure release valve for a new energy lithium battery box body.
Referring to fig. 1 to 3, the new energy lithium battery box body pressure release valve comprises a valve body 2, wherein three fixing screw holes 21 which are uniformly distributed are formed in the end edge of the top of the valve body 2, so that the valve body 2 and an external box body can be conveniently installed and butted; the center of the top of the valve body 2 is provided with a pressure head butt joint hole 22, the center of the bottom of the valve body 2 is provided with a pressure relief conical inner hole 23, the pressure head butt joint hole 22 is communicated with the pressure relief conical inner hole 23, the pressure head 1 is installed in the pressure head butt joint hole 22 formed in the center of the top of the valve body 2 through threaded connection, the center of the pressure head 1 is provided with a pressure adjusting screw hole 11 longitudinally penetrating through the pressure head 1, a pressure adjusting bolt is installed in the pressure adjusting screw hole 11, the compression state of the spring 3 can be adjusted through the pressure adjusting bolt, so as to adjust the pressure in the box body during pressure relief, a silicon ball valve core 4 is placed at the top of the pressure relief conical inner hole 23 and is matched with the pressure relief conical inner hole 23, the silicon ball valve core 4 comprises a silicon ball body, the pressure relief conical inner hole 23 is extruded and matched through elastic deformation of silicon gel, the whole sealing performance is ensured, the diameter of the silicon ball body is 9mm, and the diameter of the silicon ball body is not too small, otherwise, deformation is difficult to generate, and the tightness between the silicon ball valve core 4 and the pressure relief conical inner hole 23 is affected; the diameter of the silica gel sphere is not too large, otherwise, the production cost is increased; and a spring 3 is arranged between the bottom of the pressure head 1 and the top of the silicon ball valve core 4, and the spring 3 is used for transmitting the push-pull force generated when the pressure head 1 compresses the silicon ball valve core 4.
In the embodiment, the pressure head 1 is used for locking and compressing the spring 2; the valve body 2 is used for matching and assembling corresponding box bodies, and the pressure head 1 is tightly matched with the valve body 2 through threads, so that the pressure head 1 and the valve body 2 can be conveniently and quickly mounted and dismounted; spring 3 is used for transmitting the push-and-pull power that produces when pressure head 1 compresses silicon ball case 4, and spring 3 and silicon ball case 4 are the interact, and when spring 3 compressed silicon ball case 4, the silica gel spheroid of silicon ball case 4 takes place to deform, extrudees the pressure release toper hole 23 of 1 bottom of valve body, guarantees that its leakproofness is good, can adjust the required power when silicon ball case 4 excretes gas through adjusting pressure head 1 to spring 3's pressure.
When the pressure relief valve works, when the air pressure in the box body rises, the silicon ball valve core 4 is jacked up by the air pressure, and the pressure relief conical inner hole 23 is opened, so that the air can be quickly discharged; after the air pressure in the box is stable, the silicon ball valve core 4 resets, and the pressure relief conical inner hole 23 is closed, so that the balance of internal and external pressure in the box can be realized, and products or parts in the box can be effectively protected.
This new forms of energy lithium battery box relief valve simple structure, the installation is convenient with the dismantlement, in case silicon ball case 4 damages, only need with pressure head 1 from the 2 tops of valve body twist out, directly change silicon ball case 4 can, it is very convenient to operate. This new forms of energy lithium cell box relief valve adopts silicon ball case 4 to push up the exquisite structure of pressure release toper hole 23, and is sealed effectual. This new forms of energy lithium battery box relief valve can be through 1 adjusting spring 3's of pressure head compression state to pressure size when adjusting the pressure in the box, strong adaptability.
The above description is only for the preferred embodiment of the present invention, but the present invention should not be limited to the embodiment and the disclosure of the drawings, and therefore, all equivalent or modifications that do not depart from the spirit of the present invention are intended to fall within the scope of the present invention.
Claims (6)
1. The utility model provides a new forms of energy lithium cell box relief valve, includes the valve body, its characterized in that: the pressure head butt joint hole has been seted up at valve body top center, valve body bottom center is provided with pressure release toper hole, link up between pressure head butt joint hole and the pressure release toper hole, and the pressure head is installed in the pressure head butt joint hole that valve body top center was seted up, and the pressure regulation screw that vertically runs through the pressure head is seted up at the pressure head center, and the silicon ball case is placed at pressure release toper hole top and is agreed with pressure release toper hole, is provided with the spring between the top of pressure head bottom and silicon ball case.
2. The new forms of energy lithium battery box relief valve of claim 1, characterized in that: the silicon ball valve core comprises a silicon ball body.
3. The new forms of energy lithium battery box relief valve of claim 2, characterized in that: the diameter of the silica gel sphere is 9 mm.
4. The new forms of energy lithium battery box relief valve of claim 1, characterized in that: and a pressure adjusting bolt is arranged in the pressure adjusting screw hole.
5. The new forms of energy lithium battery box relief valve of claim 1, characterized in that: the pressure head is connected with a pressure head butt joint hole formed in the center of the top of the valve body through threads.
6. The new forms of energy lithium battery box relief valve of claim 1, characterized in that: and a plurality of fixing screw holes which are uniformly distributed are formed in the end edge of the top of the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122635806.6U CN216200912U (en) | 2021-10-29 | 2021-10-29 | New forms of energy lithium cell box relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122635806.6U CN216200912U (en) | 2021-10-29 | 2021-10-29 | New forms of energy lithium cell box relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216200912U true CN216200912U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122635806.6U Active CN216200912U (en) | 2021-10-29 | 2021-10-29 | New forms of energy lithium cell box relief valve |
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| CN (1) | CN216200912U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115377604A (en) * | 2022-08-09 | 2022-11-22 | 电子科技大学长三角研究院(湖州) | Safe air leakage structure of lithium power battery shell |
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2021
- 2021-10-29 CN CN202122635806.6U patent/CN216200912U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115377604A (en) * | 2022-08-09 | 2022-11-22 | 电子科技大学长三角研究院(湖州) | Safe air leakage structure of lithium power battery shell |
| CN115377604B (en) * | 2022-08-09 | 2023-07-25 | 电子科技大学长三角研究院(湖州) | Safety air leakage structure of lithium power battery shell |
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