CN218513627U - Storage battery exhaust valve and storage battery - Google Patents
Storage battery exhaust valve and storage battery Download PDFInfo
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- CN218513627U CN218513627U CN202220783466.3U CN202220783466U CN218513627U CN 218513627 U CN218513627 U CN 218513627U CN 202220783466 U CN202220783466 U CN 202220783466U CN 218513627 U CN218513627 U CN 218513627U
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- rubber plug
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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
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Abstract
The application discloses battery discharge valve includes: the exhaust valve comprises an exhaust bolt, a valve core and an air filter sheet, wherein the valve core and the air filter sheet are arranged inside the exhaust bolt, a mounting blind hole is formed in the lower portion of the exhaust bolt along the axis direction of an exhaust bolt column, the valve core and filtered air are sequentially arranged inside the mounting blind hole from top to bottom, an exhaust hole is formed in the side wall of the mounting blind hole, specifically, the valve core comprises a valve core seat, a rubber plug and a valve core cover, a stepped through hole is formed in the axis direction of the valve core seat, the rubber plug is arranged inside the stepped through hole, and the outer wall of the valve core seat is tightly connected with the inner wall of the mounting blind hole. This application has utilized install in when the inside atmospheric pressure of battery is less than or equal to the threshold value, the plug closely contacts with the valve core case when the inside atmospheric pressure of battery is greater than the threshold value, gaseous messenger's plug takes place to deform, and then gaseous gap discharge battery that forms from plug and valve core case, and the gas filter piece between through plug lid and the venting cock makes the sour steam in the gas stay inside the battery again.
Description
Technical Field
The application belongs to the technical field of battery exhaust, concretely relates to battery discharge valve.
Background
Can produce gas mixture such as hydrogen, oxygen, vapor and acid mist at battery charge-discharge in-process, when the inside atmospheric pressure value of battery is higher than a definite value, discharge gas can be opened automatically to discharge valve, and when battery internal pressure resumes a definite value, discharge valve self-closing has realized the automatic discharge of the inside gas of battery, nevertheless because also contain the acid mist that has corrosivity among the gas mixture, the acid mist can corrode elastic component such as plug among the discharge valve, makes the elasticity index performance decline of plug, because of this, can lead to discharge valve to open the degree of accuracy to reduce, even because long-time work, lead to the plug to lose elasticity, lead to the inside acidizing fluid of battery and external world to be in the connected state, make the life-span of battery reduce greatly.
SUMMERY OF THE UTILITY MODEL
The utility model provides an aim at provides one kind can filter acid mist among the mist to make the inside plug elastic property of battery unchangeable, guaranteed the discharge gas that the battery can be accurate.
In order to solve the above problems, the technical scheme adopted by the application is as follows: the application provides a battery discharge valve includes:
the exhaust plug comprises an exhaust plug cap and an exhaust plug column, a mounting blind hole is formed in the lower portion of the exhaust plug column along the axis direction of the exhaust plug column, the valve core and the air filter sheet are sequentially and fixedly mounted inside the mounting blind hole from top to bottom, an exhaust hole is formed in the side wall of the mounting blind hole, the valve core comprises a valve core cover, a rubber plug and a valve core seat, the valve core cover is provided with a plurality of air guide round holes, a stepped through hole is formed in the axis direction of the valve core seat, the rubber plug is mounted inside the stepped through hole, the top of the rubber plug is abutted to the valve core cover mounted at the top of the stepped through hole, the stepped through hole is a round hole or a polygonal hole, and the outer wall of the valve core seat is tightly connected with the inner wall of the mounting blind hole and used for enabling gas to be exhausted through the stepped through hole.
Optionally, the rubber plug is mounted inside the stepped through hole, and includes: the stepped through hole comprises a first hole, a second hole and a third hole, the hole diameter of the first hole, the second hole and the third hole is sequentially reduced, the rubber plug comprises a rubber plug cap, a rubber plug cylinder and a rubber plug cap edge formed by the rubber plug cap and the rubber plug cylinder, the rubber plug cap is in clearance fit with the first hole, the rubber plug cylinder is in clearance fit with the second hole, the valve core cover is abutted to the top of the rubber plug cap, and the rubber plug cap edge is connected with a boss formed by the first hole and the second hole in a sealing manner.
Optionally, the side surface of the rubber plug cylinder is provided with a concave groove for forming a ventilation channel with the second hole.
Optionally, the abutting of the top of the rubber plug and the valve core cover installed at the top of the stepped through hole comprises: the center of the top of the rubber plug cap is provided with a circular protrusion, and the valve core cover is abutted against the circular protrusion.
Optionally, a first sealing ring is arranged at a contact position of the exhaust bolt cap and the storage battery cover body, an annular protrusion is arranged on the exhaust bolt body, a second sealing ring is arranged at a contact position of the annular protrusion and the storage battery cover body, and the exhaust hole is located between the bolt cap and the annular protrusion.
Optionally, the top of the venting bolt cap is provided with a plurality of slots for detaching or screwing the venting bolt and the battery cover body.
Optionally, the present application further provides a storage battery vent valve, including: the exhaust bolt comprises an exhaust bolt cap and an exhaust bolt column, a mounting blind hole is formed in the lower portion of the exhaust bolt along the axis direction of the exhaust bolt column, the air filter sheet and the valve core are sequentially and fixedly mounted in the mounting blind hole from top to bottom, an exhaust hole is formed in the side wall of the mounting blind hole, and the outer wall of the valve core seat is tightly connected with the inner wall of the mounting blind hole and used for enabling gas to be exhausted through the stepped through hole.
Optionally, the valve core includes a valve core cover, a rubber plug and a valve core seat, the valve core cover is provided with a plurality of air guide circular holes, and a stepped through hole is formed along an axis direction of the valve core seat, the rubber plug is installed inside the stepped through hole, the top of the rubber plug is abutted to the valve core cover installed on the top of the stepped through hole, and the stepped through hole is a circular hole or a polygonal hole.
Optionally, this application still provides a battery, including above-mentioned battery discharge valve, battery discharge valve's exhaust hole and battery cover body venthole are in the connected state.
Compared with the prior art, the beneficial effects of this application are:
the application provides a battery discharge valve internally mounted has the gas filter, and the gas filter is in the plug below, and then makes the mist pass through earlier before the discharge battery the gas filter, by the acid mist of gas filter in with the mist is got rid of, and then has guaranteed the stability of plug performance to outside also having avoided the acid mist discharge battery, and then avoided polluting the air or to metal device's corruption.
Drawings
FIG. 1 is a front view of a battery vent valve provided by the present application.
Fig. 2 is a side sectional view of a battery vent valve provided in the present application.
Fig. 3 is a sectional view of a valve core seat of a storage battery exhaust valve provided by the application.
Fig. 4 is a schematic structural diagram of a rubber plug of a storage battery vent valve provided by the application.
Fig. 5 is a side cross-sectional view of another battery vent valve provided in the present application.
Fig. 6 is a schematic structural diagram of a storage battery provided by the present application.
In the figure: 1. the gas-liquid separation valve comprises a gas exhaust valve 1-1, a gas exhaust bolt 1-1-1, a mounting blind hole 1-1-2, a gas exhaust hole 1-1-3, a clamping groove 1-1-4, a first sealing ring 1-1-5, a second sealing ring 1-1-6, a clamping plate 1-2, a valve core 1-2-1, a valve core cover 1-2-1, a round hole 1-2-2, a rubber plug 1-2-1, a rubber plug cap 1-2-2, a rubber plug cap edge 1-2-3, a rubber plug cylinder 1-2-2-4, a rubber plug groove 1-2-3, a valve core seat 1-2-3-1, a first hole, 1-2-3-2, a second hole, 1-2-3-3, a third hole, 1-3, a gas filter sheet 2, a storage battery cover body 2-1 and a storage battery cover body gas outlet hole.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of implementation in many different ways than those herein set forth and of similar import by those skilled in the art without departing from the spirit and scope of this application, and thus this application is not limited to the specific implementations disclosed below.
In an embodiment of the present application, in view of the defects of the prior art, the present application provides a battery vent valve, as shown in fig. 1 and 2, wherein fig. 1 shows a front view of the battery vent valve, and fig. 2 shows a side sectional view of the battery vent valve, and the battery vent valve 1 comprises: the gas exhaust device comprises a gas exhaust bolt 1-1, and a valve core 1-2 and a gas filter sheet 1-3 which are arranged inside the gas exhaust bolt 1-1, specifically, the gas exhaust bolt 1-1 has a shape similar to a bolt, and comprises a gas exhaust bolt cap and a gas exhaust bolt column, a blind installation hole 1-1-1 is arranged at the lower part of the gas exhaust bolt 1-1 along the axis direction of the gas exhaust bolt column, the valve core 1-2 and the gas filter sheet 1-3 are fixedly arranged inside the blind installation hole 1-1-1 from top to bottom, and the side wall of the blind installation hole 1-1-1 is provided with a gas exhaust hole 1-1-2 for exhausting gas inside a storage battery to a gas exhaust channel of the storage battery.
It should be noted that, in the embodiment of the present application, the air filter sheet 1-3 is installed at the lower portion of the valve element 1-2, so that the acid mist in the mixed gas is filtered by the air filter sheet 1-3 first, and it is further ensured that the gas contacted by the rubber plug 1-2-2 is not corrosive, thereby slowing down the aging speed of the rubber plug 1-2-2 and increasing the service life of the exhaust valve 1.
Specifically, the valve core 1-2 comprises a valve core cover 1-2-1, a rubber plug 1-2-2 and a valve core seat 1-2-3, the valve core cover 1-2-1 is provided with a plurality of air guide round holes for guiding air inside the valve core 1-2 out of the valve core 1-2, wherein a step through hole is formed in the axis direction of the valve core seat 1-2-3, the rubber plug 1-2-2 is installed inside the step through hole, as shown in fig. 3, fig. 3 shows a cross-sectional view of the valve core seat 1-2-3, and the step through hole comprises a first hole 1-2-3-1, a second hole 1-2-3-2 and a third hole 1-2-3-3, the hole diameters of which are sequentially reduced; as shown in fig. 4, fig. 4 shows a schematic structural diagram of a rubber plug of a storage battery vent valve, the rubber plug 1-2-2 comprises a rubber plug cap 1-2-2-1, a rubber plug cylinder 1-2-2-3, and a rubber plug cap edge 1-2-2-2 formed by the rubber plug cap 1-2-2-1 and the rubber plug cylinder 1-2-2-3, wherein the rubber plug cap 1-2-2-1 is in clearance fit with the first hole 1-2-3-1, the rubber plug cylinder 1-2-2-3 is in clearance fit with the second hole 1-2-3-2, the valve core cover 1-2-1 is abutted against the top of the rubber plug cap 1-2-2-1, so that the rubber plug cap edge 1-2-2-2 is tightly connected with a boss formed by the first hole 1-2-3-1 and the second hole 1-2-3-2, when the air pressure in the storage battery is smaller than a preset threshold value, the rubber plug 1-2-2 and the valve core seat 1-2-3 are in a pressing state under the action of the force of the valve core cover 1-2-1, thereby playing a role of sealing, preventing external air from entering the inside of the storage battery, when the air pressure inside the storage battery is larger than a preset threshold value, the gas in the storage battery enables the rubber plug brim 1-2-2-2 to generate a gap with the lug boss, and the gas in the battery is discharged to the outside of the battery through the generated gap.
In the embodiment of the present application, the bottom of the valve core seat 1-2-3 is tightly connected with the lower portion of the blind installation hole 1-1-1, it should be noted that, in a specific implementation, the outer wall of the valve core seat 1-2-3 is hermetically connected with the inner wall of the blind installation hole 1-1-1, for example, a valve core sealing ring is disposed at the bottom of the outer wall of the valve core seat 1-2-3, when the valve core 1-2 is placed in the blind installation hole 1-1-1, the bottom of the outer wall of the valve core seat 1-2-3 is hermetically connected with the inner wall of the blind installation hole 1-1-1, so that, in the process of discharging gas inside the battery, gas can be discharged only from a gap between the rubber plug 1-2-2 and the valve core seat 1-2-3, which is generated when the gas pressure is greater than a threshold value, based on this, the gas is discharged to the gas outlet hole of the battery cover body sequentially through the round hole gas guide 1-2-1-1 and the vent hole 1-1-2, and other specific ways of tightly connecting the blind installation hole 1-1, such as gluing can be adopted.
It should be noted that the stepped through hole may be a circular hole or a polygonal hole, and the specific shape is not described herein again.
In the embodiment of the application, in order to enable gas in the storage battery to be discharged to the outside of the storage battery more easily, the rubber plug grooves 1-2-2-4 are formed in the rubber plug cylinders 1-2-2-3, so that the rubber plug grooves 1-2-2-4 and the second holes form a ventilation channel, when the gas pressure in the storage battery is greater than a preset threshold value, the gas in the storage battery mainly acts on the rubber plug cap edges 1-2-2-2 from the ventilation channel, and the gas is discharged from the ventilation channel and gaps formed by the rubber plug cap edges 1-2-2 and the bosses.
In the embodiment of the application, a circular protrusion is arranged at the center of the top of the rubber plug cap 1-2-2-1, so that the valve core cap 1-2-1 is abutted against the circular protrusion, and the rubber plug cap 1-2-2-1 is more easily deformed upwards under the action of the force of gas in the storage battery, and further the gas is more easily discharged from the inside of the storage battery to the outside of the storage battery.
In the embodiment of the application, a first sealing ring 1-1-4 is arranged at the contact position of the vent bolt and the storage battery cover body 2; the exhaust bolt body is provided with an annular protrusion, a second sealing ring 1-1-5 is arranged at the position where the annular protrusion is in contact with the cover body of the storage battery, and the exhaust hole 1-1-2 is positioned between the bolt cap and the annular protrusion and used for enabling the exhaust bolt 1-1 and the cover body of the storage battery to be better sealed, so that acid liquid in the storage battery is prevented from overflowing from the exhaust bolt 1-1.
In the embodiment of the application, the upper part of the inner wall of the installation blind hole 1-1-1 is provided with a plurality of clamping plates 1-1-6 which are regularly distributed, and when the valve core cover 1-2-1 is abutted to the clamping plates 1-1-6, the valve core cover 1-2-1 is arranged at the lower part of the exhaust hole 1-1-2.
In the embodiment of the application, the top of the vent bolt cap is provided with a plurality of clamping grooves 1-1-3 for separating or screwing the vent bolt 1-1 with the storage battery cover body, so that the vent valve 1 can be more easily unscrewed from the storage battery cover body.
The utility model provides a discharge valve 1's of battery working process as follows: the storage battery exhaust valve 1 and the storage battery cover body are screwed tightly, when the storage battery works, gas is generated inside the storage battery, and when the storage battery continuously works, the gas is more and more, so that the gas pressure inside the storage battery is more and more, when the gas pressure inside the storage battery is larger than a preset threshold value, the gas enables the rubber plug 1-2-2 inside the exhaust valve 1 to deform, the gas is discharged from a gap generated between the rubber plug 1-2-2 and the valve core seat 1-2-3, and then is discharged to the gas outlet of the storage battery cover body through the gas guide round hole 1-2-1-1 and the gas outlet hole 1-1-2 in sequence, and the gas is discharged to the outside of the storage battery. And because in the scheme that this application utility model provides, will gas filter 1-3 states the gas filter and is in case 1-2 below, and then makes the mist pass through earlier before the discharge battery the gas filter, by the acid mist among the gas filter will the mist gets rid of, and then has guaranteed the stability of plug performance to outside also having avoided the acid mist to discharge the battery, and then avoided polluting the air or to the corruption of metal device.
Second embodiment
In the second embodiment of the present application, there is also provided a battery vent valve, when the rubber plug 1-2-2 is made of an acid corrosion resistant material, the air filter sheet 1-3 and the valve core 1-2 can be sequentially and fixedly mounted inside the blind mounting hole 1-1-1 from top to bottom, specifically, as shown in fig. 5, fig. 5 shows another side cross-sectional view of the battery vent valve, and the battery vent valve 1 includes: the exhaust valve comprises an exhaust bolt 1-1, a valve core 1-2 and an air filter sheet 1-3, wherein the valve core 1-2 and the air filter sheet 1-3 are installed inside the exhaust bolt 1-1, specifically, the shape of the exhaust bolt 1-1 is similar to that of a bolt, the exhaust bolt comprises an exhaust bolt cap and an exhaust bolt column, an installation blind hole 1-1-1 is formed in the lower portion of the exhaust bolt 1-1 along the axis direction of the exhaust bolt column, the valve core 1-2 and the air filter sheet 1-3 are sequentially and fixedly installed inside the installation blind hole 1-1-1 from top to bottom, the contact between the valve core 1-2 and dust in the air is isolated through the air filter sheet 1-3 installed on the upper portion of the valve core 1-2, the problem that the valve core 1-2 is blocked due to the dust in the air is further avoided, the service life of the valve core 1-2 is prolonged, the maintenance frequency of the storage battery exhaust valve 1 by a worker is reduced, and the side wall of the installation blind hole 1-1-1 is provided with the exhaust hole 1-2 for exhausting gas inside the storage battery to the storage battery exhaust channel.
Optionally, the valve core 1-2 includes a valve core cover 1-2-1, a rubber plug 1-2-2 and a valve core seat 1-2-3, the valve core cover 1-2-1 is provided with a plurality of air guide circular holes for guiding air inside the valve core 1-2 out of the valve core 1-2, wherein a stepped through hole is formed in the axis direction of the valve core seat 1-2-3, the rubber plug 1-2-2 is installed inside the stepped through hole, as shown in fig. 3, fig. 3 shows a cross-sectional view of the valve core seat 1-2-3, and the stepped through hole includes a first hole 1-2-3-1, a second hole 1-2-3-2 and a third hole 1-2-3-3, which have successively reduced pore diameters; as shown in fig. 4, fig. 4 shows a schematic structural diagram of a rubber plug of a storage battery vent valve, the rubber plug 1-2-2 comprises a rubber plug cap 1-2-2-1, a rubber plug cylinder 1-2-2-3, and a rubber plug cap edge 1-2-2-2 formed by the rubber plug cap 1-2-2-1 and the rubber plug cylinder 1-2-2-3, wherein the rubber plug cap 1-2-2-1 is in clearance fit with the first hole 1-2-3-1, the rubber plug cylinder 1-2-2-3 is in clearance fit with the second hole 1-2-3-2, the valve core cover 1-2-1 is abutted against the top of the rubber plug cap 1-2-2-1, so that the rubber plug cap edge 1-2-2-2 is tightly connected with a boss formed by the first hole 1-2-3-1 and the second hole 1-2-3-2, when the air pressure in the storage battery is smaller than a preset threshold value, the rubber plug 1-2-2 and the valve core seat 1-2-3 are in a pressing state under the action of the force of the valve core cover 1-2-1, thereby playing a role of sealing, preventing external air from entering the inside of the storage battery, when the air pressure inside the storage battery is larger than a preset threshold value, the gas in the storage battery enables the rubber plug brim 1-2-2-2 to generate a gap with the lug boss, and the gas in the battery is discharged to the outside of the battery through the generated gap.
In addition, this application still provides a battery, as shown in fig. 6, fig. 6 shows a structural schematic diagram of battery, including above-mentioned battery discharge valve 1, just the outer wall of discharge valve 1 is equipped with and is used for with the screw thread of air release cock 1-1 and battery cover body 2 spiro union, just exhaust hole 1-1-2 and battery cover body venthole 2-2 are in the state of intercommunication for make the inside gas of battery discharge outside the battery through exhaust hole 1-1-2 and battery cover body venthole 2-1, realized that the inside gas of battery discharges outside the battery automatically, also avoided the outer corruption to metal parts of acid mist discharge battery, increased the life-span of battery simultaneously.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention.
Claims (10)
1. A battery vent valve, comprising: the air exhaust valve comprises an air exhaust plug, a valve core and an air filter sheet, wherein the valve core and the air filter sheet are arranged in the air exhaust plug;
the exhaust bolt comprises an exhaust bolt cap and an exhaust bolt post, a mounting blind hole is formed in the lower portion of the exhaust bolt along the axial direction of the exhaust bolt post, the valve core and the air filter sheet are sequentially and fixedly mounted inside the mounting blind hole from top to bottom, and an exhaust hole is formed in the side wall of the mounting blind hole;
the valve core comprises a valve core cover, a rubber plug and a valve core seat, the valve core cover is provided with a plurality of air guide round holes, a stepped through hole is formed in the axis direction of the valve core seat, the rubber plug is installed inside the stepped through hole, the top of the rubber plug is abutted against the valve core cover installed on the top of the stepped through hole, and the stepped through hole is a round hole or a polygonal hole;
the outer wall of the valve core seat is tightly connected with the inner wall of the installation blind hole and used for discharging gas through the stepped through hole.
2. The exhaust valve for the storage battery according to claim 1, wherein a plurality of clamping plates are regularly distributed on the upper portion of the inner wall of the mounting blind hole, and the valve core cover is arranged below the exhaust hole when the valve core cover abuts against the clamping plates.
3. The battery vent valve of claim 1, wherein the plug is mounted inside the stepped through hole, comprising: the stepped through hole comprises a first hole, a second hole and a third hole, wherein the hole diameters of the first hole, the second hole and the third hole are sequentially reduced;
the rubber plug comprises a rubber plug cap, a rubber plug cylinder and a rubber plug brim formed by the rubber plug cap and the rubber plug cylinder, the rubber plug cap is in clearance fit with the first hole, the rubber plug cylinder is in clearance fit with the second hole, and the valve plug cover is abutted against the top of the rubber plug cap, so that the rubber plug brim is tightly connected with a boss formed by the first hole and the second hole.
4. The battery vent valve according to claim 3, wherein the side of the rubber plug cylinder is provided with a concave groove for forming a vent passage with the second hole.
5. The battery vent valve according to claim 3, wherein the abutment of the plug top with the valve plug cover mounted on the top of the stepped through hole comprises: the center of the top of the rubber plug cap is provided with a circular protrusion, and the valve core cover is abutted against the circular protrusion.
6. The battery vent valve according to claim 1, wherein a first sealing ring is arranged at a contact position of the vent plug cap and the battery cover body;
the exhaust bolt body is provided with an annular protrusion, a second sealing ring is arranged at the contact position of the annular protrusion and the storage battery cover body, and the exhaust hole is positioned between the bolt cap and the annular protrusion.
7. The battery vent valve of claim 1, wherein the top of the vent plug cap is provided with a plurality of slots for releasing or tightening the vent plug with respect to the battery cover.
8. A battery vent valve, comprising: the air exhaust valve comprises an air exhaust plug, a valve core and an air filter sheet, wherein the valve core and the air filter sheet are arranged in the air exhaust plug;
the exhaust bolt comprises an exhaust bolt cap and an exhaust bolt column, a mounting blind hole is formed in the lower portion of the exhaust bolt along the axis direction of the exhaust bolt column, the air filter disc and the valve core are sequentially and fixedly mounted in the mounting blind hole from top to bottom, and an exhaust hole is formed in the side wall of the mounting blind hole;
the inner wall of the mounting blind hole is used for being tightly connected with the outer wall of the valve core seat and discharging gas through the stepped through hole formed in the valve core seat.
9. The battery vent valve of claim 8, comprising: the valve core comprises a valve core cover, a rubber plug and a valve core seat, wherein the valve core cover is provided with a plurality of air guide round holes, the step through hole is arranged along the axis direction of the valve core seat, the rubber plug is arranged in the step through hole, the top of the rubber plug is abutted with the valve core cover arranged at the top of the step through hole, and the step through hole is a round hole or a polygonal hole.
10. A battery comprising the battery vent valve according to any one of claims 1 to 9, wherein the vent hole of the battery vent valve is in communication with the vent hole of the battery cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220783466.3U CN218513627U (en) | 2022-04-07 | 2022-04-07 | Storage battery exhaust valve and storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220783466.3U CN218513627U (en) | 2022-04-07 | 2022-04-07 | Storage battery exhaust valve and storage battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218513627U true CN218513627U (en) | 2023-02-21 |
Family
ID=85205286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220783466.3U Active CN218513627U (en) | 2022-04-07 | 2022-04-07 | Storage battery exhaust valve and storage battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218513627U (en) |
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2022
- 2022-04-07 CN CN202220783466.3U patent/CN218513627U/en active Active
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