CN219639561U - Extension pipe inflating valve - Google Patents
Extension pipe inflating valve Download PDFInfo
- Publication number
- CN219639561U CN219639561U CN202320861621.3U CN202320861621U CN219639561U CN 219639561 U CN219639561 U CN 219639561U CN 202320861621 U CN202320861621 U CN 202320861621U CN 219639561 U CN219639561 U CN 219639561U
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- valve
- inflating valve
- releaser
- inflating
- tightening sleeve
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- 238000007789 sealing Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to an extension tube inflating valve, which comprises an inflating valve main body, wherein a tightening sleeve is movably connected to the inflating valve main body and is connected with an original inflating valve through the tightening sleeve, a push rod is arranged at the lower end of the inflating valve main body, the push rod can move up and down in the tightening sleeve to jack up a valve core of the original inflating valve, a clamp spring and a releaser are further arranged on the tightening sleeve, the clamp spring can lock the inflating valve main body, and the releaser is used for releasing the clamp spring. According to the utility model, the tightening sleeve and the ejector rod are arranged in a split manner, when the extension pipe inflating valve is connected with the original inflating valve, the tightening sleeve is connected with the original inflating valve, then the inflating valve main body is pushed to drive the ejector rod to push the valve core of the original inflating valve open, so that air leakage of a tire during connection can be avoided, the ejector rod can be separated from the valve core in advance after air inflation is completed, and then the tightening sleeve is loosened from the original inflating valve, so that air leakage is avoided, and the air inflation efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of inflating valves, in particular to an extension tube inflating valve.
Background
The valve is a small part for inflating and deflating a tire, is used for maintaining the seal of the inflated tire, and is widely used in various vehicles using the inflated tire. According to the different inflating valve of application scene, also divide into a lot of different models and kinds, wherein partial inflating valve can't directly aerify because rim size or angle restriction, need use extension pipe inflating valve to connect, extension pipe inflating valve is called inflating valve extension pipe again, generally including the inflating valve pole that has the angle, be provided with respectively in the both ends of inflating valve pole and screw up the cover and screw up the valve core, screw up and be provided with the ejector pin in the cover, screw up the cover and be connected with former inflating valve and open the valve core of former inflating valve through the ejector pin and admit air, the valve core is used for controlling unidirectional air intake.
The ejector rod inside the existing extension tube inflating valve is mainly fixedly arranged, the valve core is ejected through gradually tightening the tightening sleeve and the original inflating valve, but most of the existing extension tube inflating valve is manually tightened and installed, the manual tightening time is long, the ejector rod is already gradually ejected from the valve core in the tightening process, the tire is deflated, and the inflation efficiency is affected when the extension tube inflating valve is taken down after inflation is completed.
Disclosure of Invention
The utility model provides an extension tube inflating valve which is convenient to connect and can avoid air leakage.
The utility model provides an extension tube inflating valve, which adopts the following technical scheme:
the utility model provides an extension pipe inflating valve, includes the inflating valve main part, swing joint has on the inflating valve main part to screw up the cover and is connected with former dress inflating valve through screwing up the cover, and the lower extreme of inflating valve main part is provided with the ejector pin, and the ejector pin can screw up the cover and reciprocate the valve core of former dress inflating valve and open, screw up and still be provided with jump ring and releaser on the cover, the jump ring can with the locking of inflating valve main part, releaser is used for unclamping the jump ring.
Preferably, the tightening sleeve is of a cylindrical structure with a hole at the top, the lower end of the valve main body penetrates through the hole in the tightening sleeve to be connected with the ejector rod, a limiting ring is arranged on the outer side of the lower end of the valve main body, and the outer diameter of the limiting ring is larger than the diameter of the hole in the tightening sleeve.
Preferably, the diameter of the ejector rod is gradually increased from bottom to top, the diameter of the upper end of the ejector rod is equal to the outer diameter of the limiting ring, and the ejector rod is hollowed out on four sides and is provided with holes communicated with the inflating valve main body.
Preferably, the tightening sleeve is in threaded connection with the original inflating valve, an annular baffle is arranged in the tightening sleeve, the annular baffle is positioned above the connecting threads, and the inner diameter of the annular baffle is smaller than the outer diameter of the original inflating valve.
Preferably, the snap spring is arranged above the annular baffle plate, and the inner diameter of the snap spring is smaller than the outer diameter of the limiting ring.
Preferably, the annular baffle is provided with a sealing ring, and the inner diameter of the sealing ring is equal to the outer diameter of the limiting ring.
Preferably, the releaser comprises a multi-section cylindrical structure, the upper section of the releaser is positioned at the outer side of the valve body and penetrates through a hole at the top of the tightening sleeve, the diameter of the middle section of the releaser is larger than that of the upper section of the releaser, and the lower section of the releaser is positioned at the outer side of the limiting ring and the lower end of the releaser can be connected with the clamping spring.
Preferably, the upper end of the releaser is provided with an annular pressing part, and the outer diameter of the annular pressing part is larger than the outer diameter of the upper section of the releaser and smaller than the outer diameter of the tightening sleeve.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. the tightening sleeve and the ejector rod are arranged in a split mode, the tightening sleeve can be connected with the original inflating valve when the inflating valve is connected, then the inflating valve main body is pushed to drive the ejector rod to push the valve core of the original inflating valve open, tire air leakage during connection can be avoided, the ejector rod can be separated from the valve core firstly after air inflation is completed, the tightening sleeve is unscrewed, air leakage is effectively avoided, and air inflation efficiency is improved; the clamping spring and the releaser are arranged on the tightening sleeve, the clamping spring can clamp the ejector rod to prevent loosening, the valve core is ensured to be in an open state, the inflation efficiency is ensured, and the releaser can conveniently release the clamping spring to facilitate taking out;
2. the lower end of the valve main body is provided with the limiting ring, the outer diameter of the limiting ring is larger than the diameter of the upper hole of the tightening sleeve, the valve main body can be clamped in the tightening sleeve, the valve main body is prevented from falling off, and the loss of parts can be avoided;
3. the ejector rod is arranged into a shape with the diameter gradually increased from bottom to top, and meanwhile, the diameter of the upper end of the ejector rod is equal to that of the limiting ring, so that the valve main body can conveniently enter the clamp spring to clamp the valve main body, and the valve core is further ensured to be in an open state, and is convenient to inflate; the ejector rod is provided with holes connected with the inflating valve main body and hollowed out on four sides, so that the inflating efficiency is improved;
4. the annular baffle is arranged in the tightening sleeve and is positioned above the connecting thread of the tightening sleeve, so that the original inflating valve can be limited at the center, the connecting of the original inflating valve and a part in the tightening sleeve caused by too deep connection of the original inflating valve is avoided, the clamp spring is protected, and meanwhile, the sealing ring is arranged on the annular baffle, so that the air tightness between the inflating valve main body and the original inflating valve can be ensured, and the inflating efficiency is ensured;
5. the annular pressing part is arranged at the upper end of the releaser, and the lower end of the releaser can be inserted into the snap spring through the annular pressing part after the inflation is finished, so that the limiting ring on the valve main body is loosened, and the valve main body is convenient to separate; through setting the external diameter of annular pressing part to be less than the external diameter of tightening the cover, can reduce the mistake and touch when screwing up the tightening the cover, avoid the ejector pin to promote the valve core and lead to the gas leakage.
Drawings
FIG. 1 is an exploded view of an extension tube valve after installation;
FIG. 2 is a perspective view of an extension tube valve;
FIG. 3 is a cross-sectional view of an extension tube valve;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a perspective view of the extension tube valve after installation;
FIG. 6 is a cross-sectional view of the extension tube valve after installation;
fig. 7 is a partial enlarged view at B in fig. 6.
Reference numerals illustrate: 1. a valve body; 101. a limiting ring; 2. tightening the sleeve; 201. an annular baffle; 3. an original inflating valve; 301. a valve core; 4. a push rod; 5. clamping springs; 6. a release; 601. an annular pressing part; 7. and (3) sealing rings.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The embodiment of the utility model discloses an extension tube inflating valve.
Referring to fig. 1 to 7, an extension tube valve comprises a valve body 1, wherein a tightening sleeve 2 is movably connected to the valve body 1 and is connected with an original valve 3 through the tightening sleeve 2, a push rod 4 is arranged at the lower end of the valve body 1, the tightening sleeve 2 is of a cylindrical structure with a hole at the top, the lower end of the valve body 1 passes through the hole in the tightening sleeve 2 and is connected with the push rod 4, a limiting ring 101 is arranged at the outer side of the lower end of the valve body 1, and the outer diameter of the limiting ring 101 is larger than the diameter of the hole in the tightening sleeve 2, so that the valve body 1 is prevented from falling out of the tightening sleeve 2; the ejector rod 4 can move up and down in the tightening sleeve 2 to jack up the valve core 301 of the original inflating valve 3, specifically, the ejector rod 4 in the embodiment is fixedly connected with the lower end of the inflating valve main body 1, the diameter of the ejector rod 4 gradually increases from bottom to top, the diameter of the upper end of the ejector rod 4 is equal to the outer diameter of the limiting ring 101, the ejector rod 4 is hollowed out on four sides and is provided with a hole communicated with the inflating valve main body 1, the tightening sleeve 2 is further provided with a clamp spring 5 and a releaser 6, the clamp spring 5 can lock the inflating valve main body 1, and the releaser 6 is used for releasing the clamp spring 5.
Referring to fig. 1 to 7, a tightening sleeve 2 is in threaded connection with an original inflating valve 3, an annular baffle 201 is arranged in the tightening sleeve 2, the annular baffle 201 is located above a connecting thread, the inner diameter of the annular baffle 201 is smaller than the outer diameter of the original inflating valve 3, a clamp spring 5 is arranged above the annular baffle 201, the inner diameter of the clamp spring 5 is smaller than the outer diameter of a limiting ring 101, specifically, the clamp spring 5 in the embodiment is arranged in the tightening sleeve 2 through a step clamp, a sealing ring 7 is arranged on the annular baffle 201, the inner diameter of the sealing ring 7 is equal to the outer diameter of the limiting ring 101, and when the inflating valve body 1 and the original inflating valve 3 are installed, the sealing ring 7 can seal the connecting position of the inflating valve body 1 and ensure the inflating effect.
Referring to fig. 1 and 7, the releaser 6 comprises a multi-section cylindrical structure, the upper section of the releaser 6 is positioned at the outer side of the valve main body 1 and is penetrated in a hole at the top of the tightening sleeve 2, the outer diameter of the middle section of the releaser 6 is larger than that of the upper section of the releaser, and the releaser 6 can be clamped in the tightening sleeve 2 to avoid falling out; the lower segment of release 6 is located the outside of spacing ring 101 and the lower extreme of release 6 can meet with jump ring 5, and release 6 upper end is provided with annular pressing portion 601, and the external diameter of annular pressing portion 601 is greater than the external diameter of release 6 upper segment and is less than the external diameter of tightening sleeve 2, can reduce the mistake when screwing up tightening sleeve 2 and touch, avoids ejector pin 4 to promote valve core 301 and leads to the gas leakage.
According to the utility model, the tightening sleeve 2 and the ejector rod 4 are arranged in a split manner, when the extension pipe inflating valve is connected with the original inflating valve 3, the tightening sleeve 2 is connected with the original inflating valve 3, then the inflating valve main body 1 is pushed to drive the ejector rod 4 to push up the valve core 301 of the original inflating valve 3, so that tire air leakage during connection can be avoided, the ejector rod 4 can be separated from the valve core 301 in advance after air inflation is finished, and then the tightening sleeve 2 is loosened from the original inflating valve 3, so that air leakage can be effectively avoided, and the air inflation efficiency is improved; after the tightening sleeve 2 is connected with the inflating valve main body 1, the end part of the inflating valve main body 1 is connected with an inflating device, and then the inflating valve main body 1 is pushed downwards in a manner of pressing the inflating valve main body 1, so that the inflating valve main body 1 drives the ejector rod 4 to move downwards to jack up the valve core 301, and inflation is realized; after inflation is finished, the ejector rod 4 and the valve core 301 are required to be separated, the annular pressing part 601 can be pressed to drive the releaser 6 to move downwards, the lower end of the releaser 6 is inserted into the clamp spring 5 to release the valve body 1, the lower end of the valve body 1 is separated from the valve core 301 under the elastic action of the clamp spring 5, the tightening sleeve 2 is finally screwed down, the nut of the original valve 2 is covered, inflation is completed, the installation connection is convenient in the whole inflation process, air leakage can be effectively avoided, and the inflation efficiency is improved.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. An extension pipe valve, characterized in that: including inflating valve main part (1), swing joint has on inflating valve main part (1) to screw up cover (2) and is connected with former inflating valve (3) through screw up cover (2), and the lower extreme of inflating valve main part (1) is provided with ejector pin (4), and ejector pin (4) can screw up and down in cover (2) and move valve core (301) with former inflating valve (3) and jack away, screw up and still be provided with jump ring (5) and releaser (6) on cover (2), jump ring (5) can with inflating valve main part (1) locking, releaser (6) are used for unclamping jump ring (5).
2. An extension tube valve as defined in claim 1, wherein: the valve is characterized in that the tightening sleeve (2) is of a cylindrical structure with a hole at the top, the lower end of the valve body (1) penetrates through the hole in the tightening sleeve (2) to be connected with the ejector rod (4), a limiting ring (101) is arranged on the outer side of the lower end of the valve body (1), and the outer diameter of the limiting ring (101) is larger than the diameter of the hole in the tightening sleeve (2).
3. An extension tube valve as defined in claim 2, wherein: the diameter of the ejector rod (4) is gradually increased from bottom to top, the diameter of the upper end of the ejector rod (4) is equal to the outer diameter of the limiting ring (101), and the ejector rod (4) is hollowed out on four sides and is provided with holes communicated with the inflating valve main body (1).
4. An extension tube valve as defined in claim 3, wherein: the screw sleeve (2) is in threaded connection with the original inflating valve (3), an annular baffle plate (201) is arranged in the screw sleeve (2), the annular baffle plate (201) is located above the connecting threads, and the inner diameter of the annular baffle plate (201) is smaller than the outer diameter of the original inflating valve (3).
5. An extension tube valve as defined in claim 4, wherein: the clamping spring (5) is arranged above the annular baffle plate (201), and the inner diameter of the clamping spring (5) is smaller than the outer diameter of the limiting ring (101).
6. An extension tube valve as defined in claim 4, wherein: the annular baffle (201) is provided with a sealing ring (7), and the inner diameter of the sealing ring (7) is equal to the outer diameter of the limiting ring (101).
7. An extension tube valve as defined in claim 3, wherein: the releaser (6) comprises a multi-section cylindrical structure, the upper section of the releaser (6) is positioned at the outer side of the valve main body (1) and penetrates through a hole in the top of the tightening sleeve (2), the diameter of the middle section of the releaser (6) is larger than that of the upper section of the releaser, the lower section of the releaser (6) is positioned at the outer side of the limiting ring (101) and the lower end of the releaser (6) can be connected with the clamp spring (5).
8. An extension tube valve as defined in claim 1, wherein: the upper end of the releaser (6) is provided with an annular pressing part (601), and the outer diameter of the annular pressing part (601) is larger than the outer diameter of the upper section of the releaser (6) and smaller than the outer diameter of the tightening sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320861621.3U CN219639561U (en) | 2023-04-10 | 2023-04-10 | Extension pipe inflating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320861621.3U CN219639561U (en) | 2023-04-10 | 2023-04-10 | Extension pipe inflating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219639561U true CN219639561U (en) | 2023-09-05 |
Family
ID=87813688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320861621.3U Active CN219639561U (en) | 2023-04-10 | 2023-04-10 | Extension pipe inflating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219639561U (en) |
-
2023
- 2023-04-10 CN CN202320861621.3U patent/CN219639561U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |