CN210792712U - Inflating valve for tubeless wheel of engineering machinery - Google Patents
Inflating valve for tubeless wheel of engineering machinery Download PDFInfo
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- CN210792712U CN210792712U CN201921736018.2U CN201921736018U CN210792712U CN 210792712 U CN210792712 U CN 210792712U CN 201921736018 U CN201921736018 U CN 201921736018U CN 210792712 U CN210792712 U CN 210792712U
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- rim
- inflating valve
- inflating
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Abstract
The utility model provides an inflating valve for a tubeless wheel of engineering machinery, belonging to the technical field of tubeless wheels of engineering machinery; the wheel comprises a rim barrel, an air valve seat is arranged in an internal thread hole of the rim barrel, an air hole is arranged in the air valve seat, the air valve seat comprises a first cylindrical section, a second cylindrical section, a third cylindrical section and a fourth cylindrical section which are sequentially connected, and the first cylindrical section is in threaded connection with the rim barrel; a sealing gasket is arranged between the second cylindrical section and the rim cylinder body; the third cylindrical section is provided with a screwing plane for screwing the valve seat; a valve core is arranged in the fourth cylindrical section, and threads are arranged on the outer peripheral side of the fourth cylindrical section to install the valve nozzle protective cap. The inflating valve adopts an integral design, has simple structure and low manufacturing cost, is replaced after being damaged, and has low cost of replaced accessories; when the inflating valve is replaced, the tire does not need to be removed, the operation is convenient, the technical requirement is not high, the number of used tools is small, and the labor and the time are saved; the inflating valve protection device is convenient to install.
Description
Technical Field
The utility model relates to an engineering machine tool tubeless wheel technical field especially indicates an engineering machine tool is inflating valve for tubeless wheel.
Background
The inflating valve for the tubeless wheel of the existing engineering machinery is of an integral structure, the tail of the inflating valve is provided with threads, the inflating valve penetrates through a hole in a rim during installation, a gland nut is screwed on the outer side of the rim, and then a tire is installed, so that the inflating valve nut is located in the tire. The engineering machinery is mostly used in mines and construction sites, the use environment is harsh, the valve is easy to break by sundries such as ores, and the valve rod is of an integral structure and needs to be installed from the inside of the rim during installation, so once the valve is broken, the outer rubber tire needs to be removed during replacement, the nut is removed, a new valve is installed, and the replacement step is complex.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an engineering machine tool inflating valve for tubeless wheel need take off the tire with the inflating valve of solving current integral structure after damaging and change, problem that the replacement cost is high, the degree of difficulty is big, the step is complicated.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides an engineering machine tool inflating valve for tubeless wheel, the wheel includes the rim barrel, the internal thread downthehole inflating valve seat that is equipped with of rim barrel, be equipped with the air vent in the inflating valve seat, the inflating valve seat is including consecutive first cylinder section, second cylinder section, third cylinder section and fourth cylinder section, wherein:
the first cylindrical section is connected with the rim cylinder body through threads;
a sealing gasket is arranged between the second cylindrical section and the rim cylinder body;
the third cylindrical section is provided with a screwing plane for screwing the valve seat;
and a valve core is arranged in the fourth cylindrical section, and threads are arranged on the outer peripheral side of the fourth cylindrical section to install the valve nozzle protective cap.
Preferably, the number of the screwing planes is two.
Furthermore, the two screwing planes are parallel and symmetrically arranged.
Preferably, the axis of the seal is parallel to the axis of the rim cylinder.
Furthermore, one end face of the sealing gasket is a plane, the other end face of the sealing gasket is a curved surface, and the curvature radius of the sealing gasket is the same as the radius of the inner side of the rim cylinder.
The sealing gasket is sleeved on the first cylindrical section, and the inner diameter of the sealing gasket is larger than the outer diameter of the first cylindrical section.
The first cylindrical section, the second cylindrical section, the third cylindrical section and the fourth cylindrical section are coaxially arranged.
And a threaded hole is formed in the fourth cylindrical section to install the valve core, and the threaded hole is communicated with the vent hole.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
in the scheme, the inflating valve adopts an integral design, the structure is simple, the manufacturing cost is low, the inflating valve is replaced after being damaged, the cost of replaced accessories is low, and the cost is saved; because the fixing thread is directly processed on the rim cylinder body, and no element needing to be disassembled is arranged in the tire, the inflating valve can be replaced without removing the tire, the operation is convenient, the technical requirement is not high, the number of used tools is small, and the labor and the time are saved; the inflating valve protection device is convenient to install.
Drawings
FIG. 1 is a schematic view of the installation position of the inflating valve for the tubeless wheel of the engineering machinery of the utility model;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1;
FIG. 3 is a schematic structural view of the valve seat of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
fig. 5 is a schematic structural view of the gasket of the present invention.
Reference numerals:
1. a rim cylinder;
2. a valve seat;
21. a first cylindrical section;
22. a second cylindrical section;
23. a third cylindrical section;
24. a fourth cylindrical section;
3. and a gasket.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-5, the embodiment of the utility model provides an engineering machine tool inflating valve for tubeless wheel, the wheel includes rim barrel 1, the downthehole inflating valve seat 2 that is equipped with of internal thread of rim barrel 1, be equipped with the air vent in the inflating valve seat 2, as shown in fig. 3, inflating valve seat 2 includes consecutive first cylinder section 21, second cylinder section 22, third cylinder section 23 and fourth cylinder section 24, wherein:
the first cylindrical section 21 is connected with the rim cylinder 1 through a fine thread, and a fine thread is arranged on the outer peripheral side of the first cylindrical section 21 and matched with an internal thread hole of the rim cylinder 1;
a sealing gasket 3 is arranged between the second cylindrical section 22 and the rim cylinder 1, and the second cylindrical section 22 tightly presses the sealing gasket 3 during installation, so that the sealing property is ensured;
the third cylindrical section 23 is provided with a screwing plane to facilitate the fastening of the valve seat 2 to the rim cylinder 1 using a wrench;
the fourth cylindrical section 24 is provided with a valve core (not shown) therein and is provided with threads on the outer circumference thereof for mounting a valve tip protection cap (not shown).
As shown in fig. 4, the number of the screwing planes is two.
Furthermore, two the planes of screwing are parallel and symmetrically arranged, so that the spanner can be conveniently clamped in.
Preferably, the axis of the sealing gasket 3 is parallel to the axis of the rim cylinder 1, so that good fit is ensured.
As shown in fig. 5, one end surface of the sealing gasket 3 is a flat surface, and the other end surface is a curved surface, and the curvature radius of the sealing gasket is the same as the inner radius of the rim cylinder 1; the sealing gasket 3 is high in strength and made of non-metal materials.
The sealing gasket 3 is sleeved on the first cylindrical section 21, and the inner diameter of the sealing gasket 3 is slightly larger than the outer diameter of the first cylindrical section 21.
Wherein the first cylindrical section 21, the second cylindrical section 22, the third cylindrical section 23 and the fourth cylindrical section 24 are coaxially arranged.
As shown in fig. 3, a threaded hole is formed in the fourth cylindrical section 24 to receive the valve core, and the threaded hole is communicated with the vent hole.
In the scheme, the inflating valve is designed in an integral manner, and is replaced after being damaged, so that the cost of replaced accessories is low, and the cost is saved; because the fixing thread is directly processed on the rim cylinder body, and no element needing to be disassembled is arranged in the tire, the inflating valve can be replaced without removing the tire, the operation is convenient, the technical requirement is not high, the number of used tools is small, and the labor and the time are saved; the inflating valve protection device is convenient to install; and a sealing gasket is arranged between the valve seat and the rim cylinder body, so that the sealing property is ensured.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides an engineering machine tool inflating valve for tubeless wheel, the wheel includes the rim barrel, the internal thread downthehole inflating valve seat that is equipped with of rim barrel, be equipped with the air vent in the inflating valve seat, its characterized in that, the inflating valve seat is including consecutive first cylinder section, second cylinder section, third cylinder section and fourth cylinder section, wherein:
the first cylindrical section is connected with the rim cylinder body through threads;
a sealing gasket is arranged between the second cylindrical section and the rim cylinder body;
the third cylindrical section is provided with a screwing plane for screwing the valve seat;
and a valve core is arranged in the fourth cylindrical section, and threads are arranged on the outer peripheral side of the fourth cylindrical section to install the valve nozzle protective cap.
2. The valve of claim 1, wherein the number of the screwing planes is two.
3. The valve of claim 2, wherein the two tightening planes are parallel and symmetrically disposed.
4. The inflating valve for a tubeless wheel of construction machinery according to any one of claims 1 to 3, wherein an axis of the gasket is parallel to an axis of the rim cylinder.
5. The valve of claim 4, wherein one end surface of the sealing pad is a flat surface, and the other end surface of the sealing pad is a curved surface, and the radius of curvature of the sealing pad is the same as the inside radius of the rim cylinder.
6. The inflating valve for tubeless wheels of engineering machinery according to claim 1, wherein the sealing gasket is sleeved on the first cylindrical section, and an inner diameter of the sealing gasket is larger than an outer diameter of the first cylindrical section.
7. The inflating valve for tubeless wheels of engineering machinery according to claim 1, wherein the first cylindrical section, the second cylindrical section, the third cylindrical section and the fourth cylindrical section are coaxially arranged.
8. The inflating valve for tubeless wheels of engineering machinery according to claim 1, wherein a threaded hole is formed in the fourth cylindrical section to mount the valve core, and the threaded hole is communicated with the vent hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736018.2U CN210792712U (en) | 2019-10-16 | 2019-10-16 | Inflating valve for tubeless wheel of engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736018.2U CN210792712U (en) | 2019-10-16 | 2019-10-16 | Inflating valve for tubeless wheel of engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210792712U true CN210792712U (en) | 2020-06-19 |
Family
ID=71246703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921736018.2U Active CN210792712U (en) | 2019-10-16 | 2019-10-16 | Inflating valve for tubeless wheel of engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210792712U (en) |
-
2019
- 2019-10-16 CN CN201921736018.2U patent/CN210792712U/en active Active
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