CN210423790U - Air valve adjusting device of air compressor - Google Patents
Air valve adjusting device of air compressor Download PDFInfo
- Publication number
- CN210423790U CN210423790U CN201921148937.8U CN201921148937U CN210423790U CN 210423790 U CN210423790 U CN 210423790U CN 201921148937 U CN201921148937 U CN 201921148937U CN 210423790 U CN210423790 U CN 210423790U
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- valve body
- valve
- diaphragm
- air
- cavity
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 25
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 5
- 239000000956 alloy Substances 0.000 claims abstract description 4
- 238000013016 damping Methods 0.000 claims abstract description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000006641 stabilisation Effects 0.000 abstract description 2
- 238000011105 stabilization Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
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Abstract
The utility model discloses an air valve adjusting device of an air compressor, which comprises a valve body, wherein an adjusting screw rod is vertically extended into the valve body by an adjusting handle; the valve body is internally provided with a communicated cavity, the top of the cavity is provided with a pressure regulating spring for regulating air pressure, the top of the regulating spring is connected with a regulating screw, the lower end of the cavity is formed with a diaphragm air chamber, the middle end of the diaphragm air chamber is horizontally provided with a diaphragm, the top end of the diaphragm is connected with the pressure regulating spring, the middle ends of the diaphragms are all formed with overflow holes, and the bottom ends of the overflow holes are provided with overflow valve seats for conduction; a valve body inlet and a valve body outlet are arranged below the diaphragm air chamber, the valve core cavity is communicated with the valve body inlet and the valve body outlet, a damping pipe for communicating is arranged between the valve core cavity and the diaphragm air chamber, and the top of the valve core extends into the diaphragm air chamber; the utility model adopts aluminum alloy material to make the valve body, and the cavity formed in the valve body is provided with a direct-acting connecting rod to drive the valve body to pressurize and decompress; and an overflow valve is arranged in the valve body, so that the pressure stabilization and protection effects on the valve body in the working process are achieved, and the service life of the valve body is further prolonged.
Description
Technical Field
The utility model belongs to the technical field of the air compressor machine and specifically relates to an air compressor machine pneumatic valve adjusting device is related to.
Background
Pressure control valves, also called control valves, which are basically the same principle as pressure control valves of compressed air systems, can also be referred to as pressure reducing valves or constant pressure valves. The principle of pressure reduction and constant pressure is as follows: the high-pressure medium is filled into a relatively large cavity through a small hole to realize pressure reduction, pressure reduction is realized by the aid of the flow-stopping area actually, the regulating screw is controlled by a diaphragm through artificially set pressure in the valve, and the regulating screw controls the size of an airflow hole for dredging the channel.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.
An air valve adjusting device of an air compressor comprises a valve body, wherein the valve body is made of aluminum alloy, an adjusting handle is arranged at the top of the valve body, and an adjusting screw rod vertically extends into the valve body; the inner part of the valve body is a communicated cavity, the top of the cavity is provided with a pressure regulating spring for regulating air pressure, the top of the regulating spring is connected with a regulating screw rod, the regulating spring extends downwards, the lower end of the cavity is formed with a diaphragm air chamber, the middle end of the diaphragm air chamber is horizontally provided with a diaphragm, the diaphragm separates the diaphragm air chamber from top to bottom, the top end of the diaphragm is connected with the pressure regulating spring, the middle end of the diaphragm is formed with overflow holes, and the bottom end of each overflow hole is provided with an overflow; the valve body inlet and outlet are arranged below the diaphragm air chamber, a valve core cavity is arranged between the valve body inlet and outlet and communicated with the valve body inlet and outlet, a damping pipe used for communicating is arranged between the valve core cavity and the diaphragm air chamber, a valve core is vertically arranged in the valve core cavity, the top of the valve core extends into the diaphragm air chamber and is in clearance fit with an overflow valve seat, and a reset spring is nested at the bottom of the valve core.
As a further aspect of the present invention: and a nut for adjusting and locking is nested at the joint of the tail end of the adjusting screw rod and the top of the valve body.
As a further aspect of the present invention: the left side of the valve body is provided with a valve body inlet, the right side of the valve body is provided with a valve body outlet, an air inlet valve port communicated with the valve core cavity is formed in the inner side of the valve body inlet, and inner threads used for connecting pipelines are formed in the inner sides of the valve body inlet and the valve body outlet.
As a further aspect of the present invention: the front wall of the valve body is also provided with a pressure display meter.
As a further aspect of the present invention: the upper side wall of the valve body cavity is formed with an exhaust hole for exchanging internal and external gases.
As a further aspect of the present invention: the cavity is connected with the diaphragm air chamber through a metal screw, and a sealing ring for keeping air tightness is nested at the joint.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model adopts aluminum alloy material to make the valve body, and the cavity formed in the valve body is provided with a direct-acting connecting rod to drive the valve body to pressurize and decompress; and an overflow valve is arranged in the valve body, so that the pressure stabilization and protection effects on the valve body in the working process are achieved, and the service life of the valve body is further prolonged.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, in an embodiment of the present invention, an air valve adjusting device for an air compressor includes a valve body 1, the valve body 1 is made of an aluminum alloy material, an adjusting handle 11 is disposed at the top of the valve body 1, and the adjusting handle 11 vertically extends into the valve body 1 and is provided with an adjusting screw 12; the inner part of the valve body 1 is a communicated cavity 2, the top of the cavity 2 is provided with a pressure regulating spring 21 for regulating air pressure, the top of the regulating spring 21 is connected with a regulating screw 12, the regulating spring 21 extends downwards, the lower end of the cavity 2 is formed with a diaphragm air chamber 22, the middle end of the diaphragm air chamber 22 is horizontally provided with a diaphragm 23, the diaphragm 23 isolates the diaphragm air chamber 22 from top to bottom, the top end of the diaphragm 23 is connected with the pressure regulating spring 21, the middle end of the diaphragm 23 is formed with overflow holes, and the bottom end of the overflow holes is provided with an overflow valve seat 24; the valve body inlet and outlet 4 is arranged below the diaphragm air chamber 22, the valve core chamber 3 is arranged between the valve body inlet and outlet, the valve core chamber 3 is communicated with the valve body inlet and outlet 4, the damping pipe 25 for communicating is arranged between the valve core chamber 3 and the diaphragm air chamber 22, the valve core 31 is vertically arranged in the valve core chamber 3, the top of the valve core 31 extends into the diaphragm air chamber 22 and is in clearance fit with the overflow valve seat 24, and the reset spring 31 is nested at the bottom of the valve core 31.
As further shown in fig. 1, it is more preferable that: a nut 13 for adjusting and locking is nested at the joint of the tail end of the adjusting screw 12 and the top of the valve body 1.
More preferably: the left side of the valve body 1 is a valve body inlet 41, the right side of the valve body 1 is a valve body outlet 42, an air inlet valve port 43 communicated with the valve core cavity 3 is formed on the inner side of the valve body inlet 41, and inner threads for connecting pipelines are formed on the inner sides of the valve body inlet 41 and the valve body outlet 42.
More preferably: the front wall of the valve body 1 is also provided with a pressure display meter 14.
More preferably: the upper side wall of the cavity 2 of the valve body 1 is provided with a vent hole 26 for exchanging air between the inside and the outside.
More preferably: the cavity 2 is connected with the diaphragm air chamber 22 through metal screws, and a sealing ring 27 for keeping air tightness is nested at the connection position.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (6)
1. An air valve adjusting device of an air compressor is characterized by comprising a valve body, wherein the valve body is made of aluminum alloy materials, an adjusting handle is arranged at the top of the valve body, and an adjusting screw rod vertically extends into the valve body through the adjusting handle; the inner part of the valve body is a communicated cavity, the top of the cavity is provided with a pressure regulating spring for regulating air pressure, the top of the regulating spring is connected with a regulating screw rod, the regulating spring extends downwards, the lower end of the cavity is formed with a diaphragm air chamber, the middle end of the diaphragm air chamber is horizontally provided with a diaphragm, the diaphragm separates the diaphragm air chamber from top to bottom, the top end of the diaphragm is connected with the pressure regulating spring, the middle end of the diaphragm is formed with overflow holes, and the bottom end of each overflow hole is provided with an overflow; the valve body inlet and outlet are arranged below the diaphragm air chamber, a valve core cavity is arranged between the valve body inlet and outlet and communicated with the valve body inlet and outlet, a damping pipe used for communicating is arranged between the valve core cavity and the diaphragm air chamber, a valve core is vertically arranged in the valve core cavity, the top of the valve core extends into the diaphragm air chamber and is in clearance fit with an overflow valve seat, and a reset spring is nested at the bottom of the valve core.
2. The air valve adjusting device of the air compressor as claimed in claim 1, wherein a nut for adjusting and locking is nested at the joint of the tail end of the adjusting screw and the top of the valve body.
3. The air valve adjusting device of the air compressor as claimed in claim 1, wherein the left side of the valve body is an inlet of the valve body, the right side of the valve body is an outlet of the valve body, an air inlet valve port communicated with the valve core chamber is formed inside the inlet of the valve body, and internal threads for connecting a pipeline are formed inside both the inlet of the valve body and the outlet of the valve body.
4. The air valve adjusting device of the air compressor as claimed in claim 1, wherein the front wall of the valve body is further provided with a pressure display gauge.
5. The air valve adjusting device of the air compressor as claimed in claim 1, wherein the upper side wall of the cavity of the valve body is formed with an exhaust hole for exchanging air between the inside and the outside.
6. The air valve adjusting device of the air compressor as claimed in claim 1, wherein the cavity is connected with the diaphragm air chamber through a metal screw, and a sealing ring for maintaining air tightness is nested at the connection position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921148937.8U CN210423790U (en) | 2019-07-19 | 2019-07-19 | Air valve adjusting device of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921148937.8U CN210423790U (en) | 2019-07-19 | 2019-07-19 | Air valve adjusting device of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210423790U true CN210423790U (en) | 2020-04-28 |
Family
ID=70381928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921148937.8U Expired - Fee Related CN210423790U (en) | 2019-07-19 | 2019-07-19 | Air valve adjusting device of air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210423790U (en) |
-
2019
- 2019-07-19 CN CN201921148937.8U patent/CN210423790U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 |