CN220488385U - Sealing inflation valve with replaceable joint - Google Patents
Sealing inflation valve with replaceable joint Download PDFInfo
- Publication number
- CN220488385U CN220488385U CN202322097976.2U CN202322097976U CN220488385U CN 220488385 U CN220488385 U CN 220488385U CN 202322097976 U CN202322097976 U CN 202322097976U CN 220488385 U CN220488385 U CN 220488385U
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- hole
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- valve core
- sealing
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- 238000007789 sealing Methods 0.000 title claims abstract description 79
- 230000007423 decrease Effects 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 5
- 230000003287 optical effect Effects 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000005693 optoelectronics Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A sealing inflation valve with a replaceable joint relates to the field of valve devices. The sealing inflation valve with the replaceable joint comprises an air valve seat, an adapter and an air valve core, wherein the air valve seat is formed by connecting a first valve body and a second valve body, the air valve seat is provided with an air inlet hole, an air valve core mounting hole and a connecting hole which are communicated in sequence, the inner diameter of the middle part of the air valve core mounting hole gradually decreases along with the distance from the air inlet hole to form a conical hole, and the inner wall of the air inlet hole, the inner wall of the air valve core mounting hole and the outer wall of the second valve body are provided with first internal threads, second internal threads and first external threads; one end of the adapter is provided with a threaded hole connected with the first external thread, the other end of the adapter is provided with a threaded column, and the threaded column is provided with an air outlet hole communicated with the threaded hole; the outer wall of the middle part of the valve core is provided with a conical outer wall which is in sealing joint with the conical hole, and the outer wall of the valve core is provided with a second external thread which is connected with a second internal thread. The sealing inflation valve with the replaceable connector can effectively improve the convenience in inflation and the tightness of airtight pressure-maintaining detection, and the replaceable connector improves the adaptability.
Description
Technical Field
The application relates to the field of valve devices, in particular to a sealing inflation valve with a replaceable joint.
Background
Various optical components are arranged in the optical cavity of the photoelectric equipment, and in the using process of the photoelectric equipment, in order to avoid the surface fogging, mildew and corrosion of the internal optical components, the service life of the photoelectric equipment is prolonged, and the optical cavity of the photoelectric equipment is required to be sealed and designed, and meanwhile, nitrogen filling maintenance is required to be carried out regularly.
Part of photoelectric equipment is subject to the weight index that a gas storage valve is not arranged, an external inflation valve is required to be installed for nitrogen inflation and pressure maintaining detection, and the photoelectric equipment is removed after inflation maintenance is used. The existing external inflation valve is relatively large in size, and in the using process, the connecting threads are broken due to reasons, so that the whole inflation valve is abandoned and cannot be used, and great resource waste is caused.
Disclosure of Invention
An object of the application is to provide a sealing inflation valve of removable joint, it can effectively promote the convenience when inflating and the leakproofness that the pressure was kept and is detected with the gas pressure, and the convenience is changed the adapter of equidimension and is used in adaptation different equipment as required simultaneously.
The application is realized in such a way that:
the application provides a sealing inflation valve with a replaceable joint, which comprises an air valve seat, an adapter and an air valve core, wherein the air valve seat comprises a first valve body and a second valve body which are coaxially connected, an air inlet hole and an air valve core mounting hole which are coaxially arranged and communicated are formed in the first valve body, the second valve body is provided with a connecting hole communicated with the air valve core mounting hole, the inner diameter of the middle part of the air valve core mounting hole gradually decreases along with the distance from the air inlet hole to form a conical hole, and the inner wall of the air inlet hole and the outer wall of the air valve core mounting hole, which are close to the inner wall of one end of the air inlet hole, are respectively provided with a first inner thread, a second inner thread and a first outer thread; one end of the adapter is provided with a threaded hole for being connected with the first external thread, the other end of the adapter is provided with a threaded column for connecting equipment, and the threaded column is provided with an air outlet hole communicated with the threaded hole; the outer wall of the middle part of the valve core is provided with a conical outer wall which is in sealing clamping connection with the conical hole, and the outer wall of the valve core is provided with a second external thread which is in matched connection with the second internal thread.
In some alternative embodiments, the outer wall of the second valve body is recessed to form a first seal groove, and a first seal ring is disposed within the first seal groove.
In some alternative embodiments, the threaded post is sleeved with a second seal ring.
In some alternative embodiments, the tapered outer wall of the middle part of the valve core is in sealing clamping fit with the tapered hole, so that two ends of the valve core respectively extend into the connecting hole and the air inlet hole.
In some alternative embodiments, a third seal ring is provided between the outer wall of the valve core and the connection aperture.
In some alternative embodiments, the outer wall of the valve core is provided with a second sealing groove for receiving a third sealing ring.
In some alternative embodiments, a gasket is provided between the tapered outer wall and the tapered bore.
In some alternative embodiments, the central portion of the valve core is recessed to form a third seal groove, and a fourth seal ring in sealing engagement with the inner wall of the valve core mounting hole is disposed in the third seal groove.
In some alternative embodiments, a buffer hole with two ends respectively communicated with the threaded hole and the air outlet hole is arranged in the adapter, and the diameters of the threaded hole, the buffer hole and the air outlet hole are gradually increased.
In some alternative embodiments, the outer wall of the adapter is provided with at least one V-shaped groove extending circumferentially thereof.
The beneficial effects of this application are: the sealing inflation valve with the replaceable joint comprises a valve seat, an adapter and a valve core, wherein the valve seat comprises a first valve body and a second valve body which are coaxially connected, an air inlet hole and a valve core mounting hole which are coaxially arranged and communicated are formed in the first valve body, the second valve body is provided with a connecting hole communicated with the valve core mounting hole, the inner diameter of the middle part of the valve core mounting hole gradually decreases along with the fact that the inner diameter is far away from the air inlet hole to form a conical hole, and the inner wall of the air inlet hole, the inner wall of the valve core mounting hole, which is close to the inner wall of one end of the air inlet hole, and the outer wall of the second valve body are respectively provided with a first inner thread, a second inner thread and a first outer thread; one end of the adapter is provided with a threaded hole for being connected with the first external thread, the other end of the adapter is provided with a threaded column for connecting equipment, and the threaded column is provided with an air outlet hole communicated with the threaded hole; the outer wall of the middle part of the valve core is provided with a conical outer wall which is in sealing clamping connection with the conical hole, and the outer wall of the valve core is provided with a second external thread which is in matched connection with the second internal thread. The utility model provides a sealing inflation valve of removable joint can effectively promote the convenience when inflating and the leakproofness that airtight pressure kept the detection, and the adapter of convenient change not unidimensional is come the adaptation different equipment to use as required simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a sealing inflation valve with a replaceable joint according to an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of a sealing inflation valve with a replaceable joint provided in an embodiment of the present application;
FIG. 3 is a schematic cross-sectional view of an air valve seat in a sealing inflation valve of a replaceable joint provided in an embodiment of the present application;
fig. 4 is a schematic cross-sectional view of a transfer joint of a sealing inflation valve with a replaceable joint according to an embodiment of the present application.
In the figure: 100. an air valve seat; 110. a first valve body; 120. a second valve body; 121. a first seal groove; 122. a first seal ring; 130. an air inlet hole; 140. a valve core mounting hole; 150. a connection hole; 160. a tapered bore; 170. a first internal thread; 180. a second internal thread; 190. a first external thread; 200. an adapter; 210. a threaded hole; 220. a threaded column; 230. an air outlet hole; 240. a second seal ring; 250. buffering holes; 260. a switching part; 270. a connection part; 300. a valve core; 310. a tapered outer wall; 320. a second external thread; 330. a third seal ring; 340. a second seal groove; 350. a sealing gasket; 360. a third seal groove; 370. and a fourth sealing ring.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships that are conventionally put in use of the product of the application, are merely for convenience of description of the present application and simplification of description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
In this application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The features and capabilities of the replaceable tip sealing inflation valve of the present application are described in further detail below in connection with the examples.
As shown in fig. 1, 2, 3 and 4, the present application provides a sealing inflation valve with a replaceable joint, which comprises an air valve seat 100, an adapter 200 and a valve core 300;
the valve seat 100 comprises a first valve body 110 and a second valve body 120 which are coaxially connected, the outer diameter of the first valve body 110 is larger than that of the second valve body 120, an air inlet hole 130 and a valve core mounting hole 140 which are coaxially arranged and communicated are formed in the first valve body 110, a connecting hole 150 which is coaxially arranged and communicated with the valve core mounting hole 140 is formed in the second valve body 120, the inner diameter of the middle part of the valve core mounting hole 140 gradually decreases along with the distance from the air inlet hole 130 to form a conical hole 160, and a first internal thread 170, a second internal thread 180 and a first external thread 190 are respectively formed on the inner wall of the air inlet hole 130, the inner wall of the valve core mounting hole 140 close to one end of the air inlet hole 130 and the outer wall of the second valve body 120; the outer wall of the second valve body 120, which is close to one end of the first valve body 110, is recessed to form a first sealing groove 121, and a first sealing ring 122 which is in sealing fit with the inner wall of the threaded hole 210 is arranged in the first sealing groove 121;
the adapter 200 comprises a threaded column 220, an adapter 260 and a connecting part 270 which are coaxially connected in sequence, wherein the outer diameters of the threaded column 220, the adapter 260 and the connecting part 270 are gradually increased, a threaded hole 210 which is matched and connected with a first external thread 190 on the outer wall of the second valve body 120 is arranged on the end face of the connecting part 270, an air outlet hole 230 which extends into the adapter 260 is arranged on the end face of the threaded column 220, a buffer hole 250 which is respectively communicated with the threaded hole 210 and the air outlet hole 230 at two ends is arranged in the adapter 260, and the diameters of the threaded hole 210, the buffer hole 250 and the air outlet hole 230 are gradually increased; the threaded column 220 is sleeved with a second sealing ring 240.
The middle outer wall of the valve core 300 is provided with a conical outer wall 310 which is in sealing clamping connection with the conical hole 160, and the outer wall of the valve core 300 is provided with a second external thread 320 which is in matched connection with the second internal thread 180. When the conical outer wall 310 of the valve core 300 is in sealing clamping fit with the conical hole 160, two ends of the valve core 300 extend into the connecting hole 150 and the air inlet 130 respectively, a second sealing groove 340 is arranged on the outer wall of one end of the valve core 300 extending into the connecting hole 150, a third sealing ring 330 in sealing fit with the connecting hole 150 is arranged in the second sealing groove 340, and a sealing gasket 350 is arranged between the conical outer wall 310 and the conical hole 160; the middle outer wall of the valve core 300 is sunken to form a third sealing groove 360, a fourth sealing ring 370 in sealing fit with the inner wall of the valve core mounting hole 140 is arranged in the third sealing groove 360, and the second sealing groove 340, the conical outer wall 310, the third sealing groove 360 and the second external thread 320 are sequentially arranged along the length direction of the valve core 300.
When the sealing inflation valve with the replaceable joint is assembled, firstly, the valve seat 100, the adapter 200 and the valve core 300 are assembled into the sealing inflation valve, firstly, a third sealing ring 330, a sealing gasket 350 and a fourth sealing ring 370 at one end of the valve core 300 are respectively sleeved and moved to be fixed at a second sealing groove 340, a conical outer wall 310 and a third sealing groove 360 of the outer wall of the valve core 300, then the valve core 300 is inserted through an air inlet 130 at one end of the valve seat 100, the sealing gasket 350 at the outer wall 310 of the valve core 300 is clamped with a conical hole 160 at the inner wall of a valve core mounting hole 140 of the valve seat 100, a second external thread 320 arranged at the outer wall of the valve core 300 is connected with a second internal thread 180 at the inner wall of the valve core mounting hole 140 through threads, the sealing gasket 350 seals the outer wall of the conical outer wall 310 and the inner wall of the conical hole 160, one end of the valve core 300 stretches into a connecting hole 150 in a second valve body 120 of the valve seat 100, the third sealing ring 330 is in sealing fit with the inner wall of the connecting hole 150, the other end of the valve core 300 is positioned in 130, then the conical outer wall 310 of the valve core 300 is connected with the inner wall of the valve core 100 through threads of the second valve body 120, and the threaded part of the valve core 300 is connected with the second valve body 220 through threads, and finally, the threaded part of the threaded sleeve 220 is screwed into the connecting part of the valve seat 220 is screwed to the second valve body 220 is screwed to the end part of the valve seat 100;
when the sealing inflation valve with the replaceable joint provided in this embodiment is used, the threaded column 220 is connected with the optoelectronic device through the external thread and the threaded hole, so that the air outlet 230 arranged at the end of the threaded column 220 is communicated with the optical cavity of the optoelectronic device, and external protection gas can be introduced into the optical cavity of the optoelectronic device through the air inlet 130 on the first valve body 110, the valve core 300, the threaded hole 210 of the adapter 200, the buffer hole 250 and the air outlet 230, so that inflation operation and airtight pressure maintaining detection are realized, and when the optical cavities of the optoelectronic devices with different thread diameters are communicated, only the adapter 200 with the threaded column 220 with different external diameters needs to be replaced.
The tapered outer wall 310 of the valve core 300 is in sealing and clamping fit with the tapered hole 160 of the inner wall of the valve core mounting hole 140, so that air leakage can be effectively avoided, meanwhile, a sealing gasket 350 is arranged between the tapered outer wall 310 and the tapered hole 160, a fourth sealing ring 370 in sealing fit with the inner wall of the valve core mounting hole 140 is arranged in a third sealing groove 360 of the outer wall of the valve core 300, a third sealing ring 330 in sealing fit with the connecting hole 150 is arranged in a second sealing groove 340 arranged at the outer wall of one end of the valve core 300 extending into the connecting hole 150, and the air tightness between the valve core 300 and the valve seat 100 can be further improved; the second sealing ring 240 is sleeved on the threaded column 220, so that the air tightness of the adapter 200 and the photoelectric device can be improved when the adapter is connected. The first sealing ring 122 which is in sealing fit with the inner wall of the threaded hole 210 is arranged in the first sealing groove 121 formed by the concave outer wall of the second valve body 120, so that the air tightness of connection between the air valve seat 100 and the adapter 200 can be effectively improved, the tightness of the sealing inflation valve of the replaceable connector is effectively improved, and the air leakage condition generated during inflation operation and air tightness pressure maintaining detection is avoided.
In other alternative embodiments, at least one V-shaped groove may be provided on the outer wall of the adapter 200, so as to facilitate the user to increase the friction of the adapter 200 when rotating the adapter 200, and facilitate the installation and removal of the adapter 200.
The embodiments described above are some, but not all, of the embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
Claims (10)
1. The sealing inflation valve with the replaceable joint is characterized by comprising an air valve seat, an adapter and an air valve core, wherein the air valve seat comprises a first valve body and a second valve body which are coaxially connected, an air inlet hole and an air valve core mounting hole which are coaxially arranged and communicated are formed in the first valve body, a connecting hole communicated with the air valve core mounting hole is formed in the second valve body, the inner diameter of the middle part of the air valve core mounting hole gradually decreases along with the distance from the air inlet hole to form a conical hole, and the inner wall of the air inlet hole, the inner wall of the air valve core mounting hole, which is close to the inner wall of one end of the air inlet hole, and the outer wall of the second valve body are respectively provided with a first inner thread, a second inner thread and a first outer thread; one end of the adapter is provided with a threaded hole for being connected with the first external thread, the other end of the adapter is provided with a threaded column for connecting equipment, and the threaded column is provided with an air outlet hole communicated with the threaded hole; the valve core middle part outer wall be equipped with the toper outer wall of the sealed joint of bell mouth, the valve core outer wall be equipped with the second external screw thread of second internal screw thread cooperation connection.
2. The sealed inflation valve of the replaceable joint of claim 1, wherein the outer wall of the second valve body is recessed to form a first seal groove, and a first seal ring is disposed in the first seal groove.
3. The sealed inflation valve of the replaceable joint of claim 1, wherein the threaded post is sleeved with a second sealing ring.
4. The sealing inflation valve of the replaceable joint as claimed in claim 1, wherein the tapered outer wall of the middle part of the valve core is in sealing and clamping fit with the tapered hole, so that two ends of the valve core extend into the connecting hole and the air inlet hole respectively.
5. The sealed inflation valve of the interchangeable tip of claim 4, wherein a third seal is disposed between the outer wall of the valve core and the attachment aperture.
6. The seal inflation valve of the interchangeable tip of claim 5, wherein the outer wall of the valve core is provided with a second seal groove for receiving the third seal ring.
7. The sealing inflation valve of the interchangeable joint of claim 1, wherein a gasket is disposed between the tapered outer wall and the tapered bore.
8. The sealing inflation valve of the replaceable joint as claimed in claim 1, wherein the middle portion of the valve core is recessed to form a third sealing groove, and a fourth sealing ring in sealing fit with the inner wall of the valve core mounting hole is arranged in the third sealing groove.
9. The sealing inflation valve of the replaceable joint as claimed in claim 1, wherein a buffer hole is arranged in the adapter, two ends of the buffer hole are respectively communicated with the threaded hole and the air outlet hole, and the diameters of the threaded hole, the buffer hole and the air outlet hole are gradually increased.
10. The sealed inflation valve of the replaceable joint of claim 1, wherein the outer wall of the adapter is provided with at least one V-shaped groove extending circumferentially therealong.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322097976.2U CN220488385U (en) | 2023-08-04 | 2023-08-04 | Sealing inflation valve with replaceable joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322097976.2U CN220488385U (en) | 2023-08-04 | 2023-08-04 | Sealing inflation valve with replaceable joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220488385U true CN220488385U (en) | 2024-02-13 |
Family
ID=89841610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322097976.2U Active CN220488385U (en) | 2023-08-04 | 2023-08-04 | Sealing inflation valve with replaceable joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220488385U (en) |
-
2023
- 2023-08-04 CN CN202322097976.2U patent/CN220488385U/en active Active
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