CN218625564U

CN218625564U - Multifunctional tire deflation valve capable of presetting pressure

Info

Publication number: CN218625564U
Application number: CN202222545039.4U
Authority: CN
Inventors: 蔡开洸; 黄艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-03-14
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a can predetermine multi-functional tire bleed valve of pressure, including shell, axostylus axostyle and pressure settlement knob, the internally mounted of shell has the axostylus axostyle, the below of axostylus axostyle is provided with first sealing washer, the upper portion outside of axostylus axostyle is provided with the spring, install in the upper portion outside of shell the pressure settlement knob, the top of pressure settlement knob is connected with the upper cover, the surface of shell is close to sealed position department and runs through and has seted up the pressure release hole. The utility model discloses the function is various, can regard as the bleed valve to use, and the atmospheric pressure that still can be used to test the tire uses, can predetermine the pressure value through the rotation pressure settlement knob, gassing process convenient operation for gassing efficiency improves, and operating personnel need not pay attention to the atmospheric pressure change constantly, and user experience feels and is improved.

Description

Multifunctional tire deflation valve capable of presetting pressure

Technical Field

The utility model relates to a tire gassing apparatus technical field specifically is a multi-functional tire bleed valve of pressure can be predetermine.

Background

The pneumatic tire is widely applied in the traffic field, and when the tire pressure is too large, the tire needs to be properly deflated by using the deflation valve, so that the tire pressure of the tire is ensured to be stable and safe.

The tire deflation valve comprises a deflation valve body, one end of the deflation valve body is provided with an barb type air pump connecting end, the other end of the deflation valve body is provided with a tire inflation nozzle connecting end, the side face of the deflation valve body is provided with a mounting hole, a deflation valve shaft, a shaft core sleeve, a sealing rubber ring and a deflation valve spring are arranged in the mounting hole, one end of the deflation valve shaft is fixed with a shaft cap, the other end of the deflation valve shaft is provided with an annular sealing rubber ring groove, the shaft core sleeve is fixed in the mounting hole, the deflation valve spring and the deflation valve shaft are arranged in the shaft core sleeve together, the sealing rubber ring is arranged in the sealing rubber ring groove of the deflation valve shaft valve, the sealing rubber ring can be tightly attached to the outer wall of the shaft core sleeve under the elasticity of the deflation valve spring, and the whole deflation valve can accurately control the deflation amount, has the characteristics of small size and convenient operation and use. However, the air-release valve is single in patent function and is only limited to air release, if the air needs to be released to some other value, the air-release valve needs to be assisted by an air pressure meter for measurement, the operation is inconvenient, meanwhile, the air release speed is slow, and personnel are required to pay attention to the change of the air pressure value all the time, so that the user experience is seriously influenced.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned circumstances, for overcoming prior art's defect, the utility model provides a but the multi-functional tire bleed valve of preset pressure, this tire bleed valve function is various, can regard as the bleed valve to use, still can be used to test the atmospheric pressure of tire and use, user experience feels and is improved, preset the pressure value and screw the upper cover through rotatory pressure setting knob, when tire atmospheric pressure is greater than the settlement pressure, promote the axostylus axostyle upwards, gaseous pressure release hole from the shell flows out simultaneously, when tire pressure drops to below the pressure value of settlement, the axostylus axostyle moves down and self-sealing under the spring action, make pressure keep at the preset pressure value, whole gassing process convenient operation, make gassing efficiency improve, operating personnel need not pay close attention to the atmospheric pressure change constantly, and when using as tire pressure detection instrument, will pressure setting knob and upper cover rotation to bottommost earlier, then install on the tire air cock, slowly rotate the upper cover and move up, when hearing gas leakage sound, at once, reverse rotation upper cover at once, until not leaking, set up the pressure at this moment, the knob upwards rotate to paste tightly with the upper cover, read the atmospheric pressure value scale on the shell, be the current atmospheric pressure value of tire promptly.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a can predetermine multi-functional tire bleed valve of pressure, includes shell, axostylus axostyle and pressure setting knob, the bottom of shell is provided with the connection mouth, the internally mounted of shell has the axostylus axostyle, the below of axostylus axostyle is provided with first sealing washer, the upper portion outside of axostylus axostyle is provided with the spring, install the upper portion outside of shell the pressure setting knob, the top of pressure setting knob is connected with the upper cover, axostylus axostyle through connection the pressure setting knob with the upper cover, the surface of shell is close to sealed position department and runs through and has seted up the pressure release hole, the surface of shell is located the top mark in pressure release hole has the atmospheric pressure value scale.

Furthermore, the inner wall of the connecting nozzle is provided with threads, and the inner center of the connecting nozzle is provided with an air communicating piece.

Furthermore, a second sealing ring is arranged on the top end face of the connecting nozzle close to the ventilating piece.

Furthermore, the outer surface of the pressure setting knob is provided with anti-skid grains.

The utility model has the advantages that:

the tire deflation valve has various functions, can be used as a deflation valve and can be used for testing the air pressure of a tire, the user experience feeling is improved, the preset pressure value can be set through rotating the pressure setting knob, the upper cover is screwed down and locked, and then is installed on the tire valve, when the air pressure of the tire is greater than the set pressure, the shaft rod is pushed upwards, meanwhile, the air flows out from the pressure relief hole of the shell, when the pressure of the tire is reduced to be lower than the set pressure value, the shaft rod moves downwards under the elastic action of the spring and automatically seals, the pressure is kept at the preset pressure value, the deflation process is convenient to operate, the deflation efficiency is improved, an operator does not need to pay attention to the change of the air pressure value all the time, when the tire deflation valve is used as a tire pressure detection tool, the pressure setting knob and the upper cover are rotated to the bottommost firstly, then the tire valve is installed on the tire valve, the upper cover is rotated upwards slowly, when the air leakage sound is heard, the upper cover is rotated reversely at once until the air leakage occurs, the pressure setting knob is rotated upwards to be attached to the upper cover, the scale of the air pressure value on the shell is read at this moment, namely the current air pressure value of the tire.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a front view of the present invention.

Reference numbers in the figures: 1. a housing; 2. a connecting nozzle; 3. a venting member; 4. a shaft lever; 5. a first seal ring; 6. a spring; 7. a pressure setting knob; 8. an upper cover; 9. a pressure relief vent; 10. and a second seal ring.

Detailed description of the preferred embodiments

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

Examples

As shown in fig. 1-3, a multifunctional tire deflation valve capable of presetting pressure, comprises a housing 1, a shaft lever 4 and a pressure setting knob 7, wherein the bottom of the housing 1 is provided with a connecting nozzle 2, the inside of the housing 1 is provided with the shaft lever 4, a first sealing ring 5 is arranged below the shaft lever 4, the upper outside of the shaft lever 4 is provided with a spring 6, the pressure setting knob 7 is arranged outside the upper part of the housing 1, the upper part of the pressure setting knob 7 is connected with an upper cover 8, the shaft lever 4 is connected with the pressure setting knob 7 and the upper cover 8 in a penetrating way, the surface of the housing 1 is provided with a pressure relief hole 9 near a sealing position in a penetrating way, the surface of the housing 1 is marked with an air pressure value scale above the pressure relief hole 9, and the pressure setting knob 7 can be rotated to a required value visually by utilizing the air pressure value scale.

The inner wall of connecting nozzle 2 is provided with the screw thread, and the inside center department of connecting nozzle 2 is provided with ventilation piece 3, and the screw thread is used for being connected with the air cock on the tire, and ventilation piece 3 can be opened the case on the tire air cock, makes gaseous inflow shell 1 cavity.

The top end face of the connecting nozzle 2 is provided with a second sealing ring 10 at a position close to the ventilation piece 3, so that the sealing performance is improved, and internal gas can be concentrated in the pressure relief hole 9 and flows out.

The outer surface of the pressure setting knob 7 is provided with anti-slip lines, so that external force can be conveniently applied to rotate the pressure setting knob 7.

The working principle is as follows: the tire deflation valve has various functions, when the tire deflation valve is used as the deflation valve, the pressure setting knob 7 is firstly rotated to a required pressure value scale, the upper cover 8 is screwed down and locked, and then the whole tire deflation valve is integrally installed on a tire air tap through the connecting nozzle 2, when the tire air pressure is greater than the set pressure, the shaft lever 4 is pushed upwards, meanwhile, the air flows out from the pressure relief hole 9 of the shell 1, when the tire pressure is reduced to be lower than the set pressure value, the shaft lever 4 moves downwards under the elastic force of the spring 6, the first sealing ring 5 below the shaft lever 4 is contacted with the corresponding sealing position of the shell 1, the pressure in the tire is prevented from being further reduced, the pressure is kept at the preset pressure value, the whole deflation process is convenient to operate, the deflation efficiency is improved, and an operator does not need to pay attention to the change of the air pressure value constantly; when the tire pressure air release valve is used as a tire pressure detection tool, the pressure setting knob 7 and the upper cover 8 are firstly rotated to the bottommost part and then installed on a tire air nozzle, the upper cover 8 is slowly rotated to move upwards, when air leakage sound is heard, the upper cover 8 is immediately rotated reversely until air leakage does not occur, the pressure setting knob 7 is rotated upwards to be tightly attached to the upper cover 8, the air pressure value scale on the shell 1 is read at the moment, namely the current air pressure value of a tire, the tire air release valve has two purposes, and the user experience is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional tire relief valve of preset pressure, includes shell (1), axostylus axostyle (4) and pressure setting knob (7), its characterized in that: the bottom of shell (1) is provided with connects mouth (2), the internally mounted of shell (1) has axostylus axostyle (4), the below of axostylus axostyle (4) is provided with first sealing washer (5), the upper portion outside of axostylus axostyle (4) is provided with spring (6), install the upper portion outside of shell (1) pressure is set for knob (7), the top of pressure is set for knob (7) and is connected with upper cover (8), axostylus axostyle (4) through connection pressure is set for knob (7) with upper cover (8), the surface of shell (1) is close to sealed position department and runs through and has seted up pressure release hole (9), the surface of shell (1) is located the top of pressure release hole (9) is marked with atmospheric pressure value scale.

2. A multi-function tire purge valve with preset pressure according to claim 1, wherein: the inner wall of the connecting nozzle (2) is provided with threads, and the center of the inside of the connecting nozzle (2) is provided with an air ventilation piece (3).

3. A pressure preset multi-function tire deflation valve according to claim 2, wherein: and a second sealing ring (10) is arranged on the top end surface of the connecting nozzle (2) close to the ventilation piece (3).

4. A pressure preset multi-function tire deflation valve according to claim 1, wherein: the outer surface of the pressure setting knob (7) is provided with anti-skid grains.