CN219911098U - Novel pressure regulating valve device for diaphragm compressor - Google Patents
Novel pressure regulating valve device for diaphragm compressor Download PDFInfo
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- CN219911098U CN219911098U CN202320533706.9U CN202320533706U CN219911098U CN 219911098 U CN219911098 U CN 219911098U CN 202320533706 U CN202320533706 U CN 202320533706U CN 219911098 U CN219911098 U CN 219911098U
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- regulating valve
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims description 9
- 238000004378 air conditioning Methods 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 abstract description 2
- 230000033228 biological regulation Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the field of diaphragm compressors, and particularly discloses a novel pressure regulating valve device for a diaphragm compressor, which comprises the following components: the inner wall of the valve body is provided with an adjusting cavity, an adjusting column is arranged on the inner wall of one end of the adjusting cavity, and a knob is arranged on the side wall of one end of the adjusting column; when in actual use, the length of the column in the adjusting cavity is adjusted according to the requirement of the knob, so that the pressure of the spring is controlled, the internal pressure is adjusted, when the gas pressure passing through the air inlet exceeds a set value, the high-pressure gas extrudes the ball to enable gaps to be formed between the ball and the air inlet, and then the high-pressure gas is discharged from the air outlet through the gaps, when the gas pressure passing through the air inlet is lower than the pressure of the spring and returns to the set value, the ball is extruded to seal the air inlet by the pressure of the spring, the gas is prevented from leaking, the spring is prevented from being directly contacted with the ball by virtue of an intermediate extrusion structure arranged between the spring and the ball, the ball is prevented from falling into the spring due to outward expansion of the later-stage spring, and the device is invalid.
Description
Technical Field
The utility model relates to the field of diaphragm compressors, in particular to a novel pressure regulating valve device for a diaphragm compressor.
Background
The diaphragm compressor is a positive displacement compressor with special structure, and has the characteristics of large compression ratio, good sealing performance and no pollution of compressed gas by lubricating oil and other solid impurities. In general, diaphragm compressors are mainly composed of a driving mechanism, a cylinder part consisting of a cylinder head, a diaphragm, an oil distribution plate, a cylinder block, etc
Chinese patent CN202392207U discloses a pressure regulating valve, which sequentially accommodates a ball and a spring inside a connecting tube, wherein one end of the connecting tube is an air inlet, and the other end is combined with a knob, the coil diameter of the middle section of the spring is larger than that of the two ends, so that the gap between the spring and the inner wall surface of the connecting tube can be reduced, the vibration amplitude of the spring is reduced, noise is prevented, and a good pressure regulating effect is achieved.
However, when the pressure regulating valve is in use, the ball is in direct contact with the spring, and the diameter of the end of the spring is smaller than the diameter of the middle section of the spring. When the ball presses the spring, a larger gap is reserved between the end part of the spring and the inner wall of the connecting pipe, and an outward expansion deformation space is reserved between the end part and the inner wall of the connecting pipe. When the spring is used for a long time, the ball presses the end part of the spring, the end part of the spring is pressed and can expand outwards, so that the diameter of the end part of the spring gradually becomes larger until the diameter of the end part of the spring is equal to that of the ball, and at the moment, the ball penetrates through the inside of the spring and is positioned in the inner cavity of the spring, so that the pressure regulating valve is invalid.
Disclosure of Invention
The present utility model is directed to a novel pressure regulating valve device for a diaphragm compressor, which solves the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a novel pressure regulating valve apparatus for a diaphragm compressor, the novel pressure regulating valve apparatus for a diaphragm compressor comprising:
the valve body, the inner wall of valve body has seted up the regulation chamber, the one end inner wall in regulation chamber has installed the regulation post, the one end lateral wall of regulation post is equipped with the knob, the other end lateral wall of regulation post is equipped with lug one, the outer wall of lug one is equipped with the spring, the limiting groove has been seted up to the inner wall in regulation chamber, the venthole has been seted up to the outer wall of valve body, the inlet port has been seted up to the one end that the valve body kept away from the regulation post;
the outer wall of the limiting plate is in sliding connection with the inner wall of the limiting groove, a second bump is arranged on the outer wall of one side, close to the spring, of the limiting plate, and a limiting block is arranged on the outer wall of one side, far away from the spring, of the limiting plate; a kind of electronic device with high-pressure air-conditioning system
The outer wall of the ball is tightly contacted with the outer wall of the limiting block, and the outer wall of the other side of the ball is tightly contacted with the inner wall of the air inlet hole.
Preferably, the outer wall of the adjusting column is in threaded connection with the inner wall of the valve body, and one end side wall of the adjusting column is fixedly connected with the knob.
Preferably, the outer wall of the first lug is fixedly connected with the outer wall of the adjusting column.
Preferably, one end side wall of the spring is in close contact with the outer wall of the adjusting column.
Preferably, the outer wall of the limiting plate is fixedly connected with the outer wall of the second bump, and the outer wall of the other side of the limiting plate is fixedly connected with the limiting block.
Preferably, the outer wall of the limiting block is provided with a groove which is matched with the ball.
Preferably, the inner wall of the air inlet is fixedly connected with a sealing ring, and the inner wall of the sealing ring is tightly contacted with the outer wall of the ball.
Compared with the prior art, the utility model has the beneficial effects that:
according to the length of the column inside the adjusting cavity of the knob adjusting device, the pressure of the spring is controlled, so that the internal pressure is adjusted, when the gas pressure passing through the air inlet exceeds a set value, the high-pressure gas extrudes the ball to enable gaps to be formed between the ball and the air inlet, and then the high-pressure gas is discharged from the air outlet through the gaps.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
fig. 2 is a cross-sectional view of the overall structure of the present utility model.
In the figure: the valve comprises a valve body 1, an adjusting column 2, a knob 3, an adjusting cavity 4, a limiting groove 5, a first bump 6, a spring 7, a limiting plate 8, a second bump 9, a limiting block 10, a ball 11, an air inlet hole 12, an air outlet hole 13 and a sealing ring 14.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
Embodiment one:
referring to fig. 1 and 2, the present utility model provides a technical solution: a novel pressure regulating valve device for a diaphragm compressor, characterized in that: the novel pressure regulating valve device for the diaphragm compressor comprises:
the valve body 1, the inner wall of the valve body 1 is provided with an adjusting cavity 4, an adjusting column 2 is arranged on the inner wall of one end of the adjusting cavity 4, a knob 3 is arranged on the side wall of one end of the adjusting column 2, a first bump 6 is arranged on the side wall of the other end of the adjusting column 2, a spring 7 is arranged on the outer wall of the first bump 6, a limit groove 5 is formed in the inner wall of the adjusting cavity 4, an air outlet hole 13 is formed in the outer wall of the valve body 1, and an air inlet hole 12 is formed in one end, far away from the adjusting column 2, of the valve body 1; the limiting plate 8 is slidably connected with the outer wall of the limiting plate 8 and the inner wall of the limiting groove 5, a second bump 9 is arranged on the outer wall of one side, close to the spring 7, of the limiting plate 8, and a limiting block 10 is arranged on the outer wall of one side, far away from the spring 7, of the limiting plate 8; the outer wall of the ball 11 is tightly contacted with the outer wall of the limiting block 10, and the outer wall of the other side of the ball 11 is tightly contacted with the inner wall of the air inlet hole 12;
through the second protruding block 9, the ball 11 is effectively contacted, and the service life of the device is prolonged.
Embodiment two: referring to fig. 2, which is a structural diagram of the present embodiment, in order to improve the working stability of the device, on the basis of the first embodiment, the outer wall of the adjusting post 2 is in threaded connection with the inner wall of the valve body 1, one end side wall of the adjusting post 2 is fixedly connected with the knob 3, the outer wall of the first bump 6 is fixedly connected with the outer wall of the adjusting post 2, one end side wall of the spring 7 is tightly contacted with the outer wall of the adjusting post 2, the outer wall of the limiting plate 8 is fixedly connected with the outer wall of the second bump 9, the other side outer wall of the limiting plate 8 is fixedly connected with the limiting block 10, and the outer wall of the limiting block 10 is provided with a groove matched with the ball 11;
through setting up stopper 10 and 11 agrees with the ball and carry out spacing for can all fine regulation at every turn, improve job stabilization nature.
Embodiment III:
referring to fig. 2, in order to improve the tightness of the air intake 12, based on the second embodiment, a sealing ring 14 is fixedly connected to the inner wall of the air intake 12, the inner wall of the sealing ring 14 is tightly contacted with the outer wall of the ball 11, and the sealing ring 14 is disposed on the inner wall of the air intake 12, so that the ball 11 can be tightly sealed and closed with the air intake 12.
When in actual use, the length of the column 2 in the adjusting cavity 4 is adjusted according to the requirement of the knob, so that the pressure of the spring 7 is controlled, the internal pressure is adjusted, when the gas pressure passing through the air inlet 12 exceeds a set value, the high-pressure gas extrudes the ball 11 to enable gaps to be formed between the ball 11 and the air inlet 12, and then the high-pressure gas is discharged from the air outlet 13 through the gaps, when the gas pressure passing through the air inlet 12 is lower than the pressure returning to the set value, the ball 11 is extruded to seal the air inlet by the pressure of the spring 7, the gas is prevented from leaking, the spring 7 is prevented from being directly contacted with the ball 11 through an intermediate extrusion structure arranged between the spring 7 and the ball 11, the ball 11 is caused to fall into the spring 7 due to the fact that the later spring 7 is outwards expanded, and the device is invalid.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A novel pressure regulating valve device for a diaphragm compressor, characterized in that: the novel pressure regulating valve device for the diaphragm compressor comprises:
the valve comprises a valve body (1), wherein an adjusting cavity (4) is formed in the inner wall of the valve body (1), an adjusting column (2) is arranged on the inner wall of one end of the adjusting cavity (4), a knob (3) is arranged on the side wall of one end of the adjusting column (2), a first bump (6) is arranged on the side wall of the other end of the adjusting column (2), a spring (7) is arranged on the outer wall of the first bump (6), a limit groove (5) is formed in the inner wall of the adjusting cavity (4), an air outlet hole (13) is formed in the outer wall of the valve body (1), and an air inlet hole (12) is formed in one end, far away from the adjusting column (2), of the valve body (1);
the limiting plate (8), the outer wall of the limiting plate (8) is in sliding connection with the inner wall of the limiting groove (5), a second bump (9) is arranged on the outer wall of one side, close to the spring (7), of the limiting plate (8), and a limiting block (10) is arranged on the outer wall of one side, far away from the spring (7), of the limiting plate (8); a kind of electronic device with high-pressure air-conditioning system
The ball (11), the outer wall of ball (11) and the outer wall of stopper (10) in close contact, the opposite side outer wall of ball (11) and the inner wall of inlet port (12) in close contact.
2. A novel pressure regulating valve apparatus for a diaphragm compressor as set forth in claim 1, wherein: the outer wall of the adjusting column (2) is in threaded connection with the inner wall of the valve body (1), and one end side wall of the adjusting column (2) is fixedly connected with the knob (3).
3. A novel pressure regulating valve apparatus for a diaphragm compressor as set forth in claim 1, wherein: the outer wall of the first lug (6) is fixedly connected with the outer wall of the adjusting column (2).
4. A novel pressure regulating valve apparatus for a diaphragm compressor as set forth in claim 1, wherein: the side wall of one end of the spring (7) is tightly contacted with the outer wall of the adjusting column (2).
5. A novel pressure regulating valve apparatus for a diaphragm compressor as set forth in claim 1, wherein: the outer wall of the limiting plate (8) is fixedly connected with the outer wall of the second bump (9), and the outer wall of the other side of the limiting plate (8) is fixedly connected with the limiting block (10).
6. A novel pressure regulating valve apparatus for a diaphragm compressor as set forth in claim 3, wherein: the outer wall of the limiting block (10) is provided with a groove matched with the ball (11).
7. The novel pressure regulating valve apparatus for a diaphragm compressor as set forth in claim 6, wherein: the inner wall of the air inlet hole (12) is fixedly connected with a sealing ring (14), and the inner wall of the sealing ring (14) is tightly contacted with the outer wall of the ball (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320533706.9U CN219911098U (en) | 2023-03-17 | 2023-03-17 | Novel pressure regulating valve device for diaphragm compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320533706.9U CN219911098U (en) | 2023-03-17 | 2023-03-17 | Novel pressure regulating valve device for diaphragm compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911098U true CN219911098U (en) | 2023-10-27 |
Family
ID=88467145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320533706.9U Active CN219911098U (en) | 2023-03-17 | 2023-03-17 | Novel pressure regulating valve device for diaphragm compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911098U (en) |
-
2023
- 2023-03-17 CN CN202320533706.9U patent/CN219911098U/en active Active
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