CN218761644U - Pneumatic control blowoff valve - Google Patents

Pneumatic control blowoff valve Download PDF

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Publication number
CN218761644U
CN218761644U CN202223349844.6U CN202223349844U CN218761644U CN 218761644 U CN218761644 U CN 218761644U CN 202223349844 U CN202223349844 U CN 202223349844U CN 218761644 U CN218761644 U CN 218761644U
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China
Prior art keywords
compressed air
valve
baffle
valve body
compression chamber
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CN202223349844.6U
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Chinese (zh)
Inventor
顾晓宁
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Nanjing Shangair Machinery Manufacturing Co ltd
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Nanjing Shangair Machinery Manufacturing Co ltd
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Abstract

The utility model discloses a gas accuse blowoff valve belongs to gas accuse valve technical field, including the valve body, be provided with the pressure release subassembly in the valve body, the pressure release subassembly includes the compression chamber, is connected with the baffle in the compression chamber, is connected with the torsional spring on the baffle. The utility model discloses a setting of pressure release subassembly, the compressed air who passes the diaphragm is guided to discharge and is carried out pressure release work through the setting in compression chamber, it breaks through seal structure phenomenon and takes place to reduce compressed air source, compressed air gets into in the compression chamber and makes the baffle open to applying pressure to the baffle, the torsional spring is compressed simultaneously, the compression chamber avoids compressed air inflation pressure reduction phenomenon to take place simultaneously, later compressed air gets into the sympathetic response intracavity, part compressed air is direct to be discharged from the sound outlet, and another part compressed air cooperation ball forms the turbulent flow in the sympathetic response intracavity, thereby make air vibration sound, the less life that wears out is longer between the structure, the sound that sends simultaneously is great can effectively remind peripheral staff.

Description

Pneumatic control blowoff valve
Technical Field
The utility model relates to a gas accuse valve technical field specifically is gas accuse blowoff valve.
Background
The air compressor is a device capable of compressing gas, water separated during air intake of the air compressor can be discharged through a blowoff valve, the blowoff valve adopted by the air compressor is mainly divided into a manual blowoff valve, an electromagnetic blowoff valve and a gas hole blowoff valve, and the gas hole blowoff valve is a valve which is opened and closed by utilizing a compressed air source to be matched with a spring to drive a valve core.
Application number is 202221199588.4's a pneumatic valve of taking overflow hole, relate to pneumatic valve technical field, the utility model discloses an overflow hole, sealed head, the third spring, the apparatus further comprises a rotating shaft, scraper blade and friction plate, avoid external dust to enter into the inside valve core that influences of valve and remove through the setting of sealed head in daily use, it avoids sealed head to receive vibrations displacement and makes the dust can get into to continue to exert pressure to sealed head through the third spring simultaneously, high-pressure fluid gets into in the overflow hole when the sealed inefficacy of valve, effectively avoid high-pressure fluid to pass damage compression equipment in the diaphragm gets into the gas transmission pipeline.
The valve generates vibration through friction between the scraper and the friction plate and then makes a sound so as to remind peripheral workers of the phenomenon that the pneumatic control valve leaks, although the use effect is good, the scraper and the friction plate are greatly abraded, and the gap between the scraper and the friction plate is increased after the scraper or the friction plate is abraded, so that the next reminding effect is greatly weakened.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing a gas accuse blowoff valve to solve the great low technical problem of life of structural wear.
In order to achieve the above object, the utility model provides a following technical scheme: the pneumatic control blowoff valve comprises a valve body, wherein a pressure relief assembly is arranged in the valve body and comprises a compression cavity, a baffle is connected in the compression cavity, a torsion spring is connected on the baffle, a resonance cavity is connected on the compression cavity, a ball is arranged in the resonance cavity, and a sound outlet is connected on the resonance cavity.
Through adopting above-mentioned technical scheme, compressed air gets into the compression intracavity and applies pressure to the baffle and make the baffle open, and the torsional spring is compressed simultaneously, and the compression chamber avoids compressed air inflation pressure to reduce the phenomenon and takes place simultaneously, later compressed air gets into the sympathetic response intracavity, and partial compressed air directly discharges from the sound outlet, and another part compressed air cooperation ball forms the turbulent flow in the sympathetic response intracavity to make air vibration sound.
Furthermore, the valve body is connected with a control part, the control part is provided with an air inlet and an air outlet respectively, a diaphragm is arranged on the control part, a spring is connected below the diaphragm, and a valve core is connected below the diaphragm.
By adopting the technical scheme, when the pneumatic control blowdown valve needs to be opened for blowdown work, the compressed air source stops inputting compressed air into the control part, the compressed air in the control part is discharged through the air outlet, and the spring loses pressure after the compressed air is discharged to drive the diaphragm to move upwards so as to enable the valve core to move upwards to open the valve.
Furthermore, the valve body is connected with two flanges, and the two flanges are symmetrically distributed.
By adopting the technical scheme, the pneumatic control blowoff valve is arranged on a blowoff pipeline of the compressor through the flange, the electromagnetic valves are arranged on the air inlet and the air outlet, the baffle is in a closed state to block the compression cavity in a daily state, and external dust is prevented from entering the compressor.
Furthermore, the valve core penetrates through the top of the valve body and extends to the upper part inside the valve body, and the valve core is movably connected with the valve body.
Through adopting above-mentioned technical scheme, when needing to open gas accuse blowoff valve and carry out blowdown work, compressed air source stops to the interior input compressed air of control portion, discharges the compressed air in the control portion through the gas outlet simultaneously, thereby compressed air discharge back spring loses pressure drive diaphragm and shifts up and make the case shift up open the valve.
Furthermore, the height of one side of the compression cavity is greater than that of the other side of the compression cavity, and the baffle is movably connected with the compression cavity.
Through adopting above-mentioned technical scheme, the compressed air who passes the diaphragm is guided to discharge through the setting of compression chamber and is carried out the pressure release work, and it takes place to reduce compressed air source and break through seal structure phenomenon, and compressed air gets into and exerts pressure to the baffle in the compression chamber and makes the baffle open, and the torsional spring is compressed simultaneously, and the compression chamber avoids compressed air inflation pressure to reduce the phenomenon and takes place simultaneously.
Furthermore, the ball is movably connected with the resonance cavity, and the diameter of the ball is larger than the width of the sound outlet.
Through adopting above-mentioned technical scheme, compressed air gets into the sympathetic response intracavity, and partial compressed air is direct to be discharged from the sound outlet, and another part compressed air cooperation ball forms the turbulent flow in the sympathetic response chamber to make air vibration sound.
Furthermore, the diaphragm is movably connected with the control part and movably connected with the valve body.
Through adopting above-mentioned technical scheme, when needs gas accuse blowoff valve is closed, compressed air source passes through the air inlet and injects compressed air into in to the control part to make the diaphragm atress drive case and move down and close the valve, the spring atress compresses simultaneously.
To sum up, the utility model discloses mainly have following beneficial effect:
the utility model discloses a setting of pressure release subassembly, the compressed air who passes the diaphragm is guided to discharge through the setting of compression chamber and is carried out pressure release work, it breaks seal structure phenomenon and takes place to reduce compressed air source, compressed air exerts pressure to the baffle after getting into the compression intracavity and makes the baffle open, the torsional spring is compressed simultaneously, the compression chamber avoids compressed air inflation pressure to reduce the phenomenon and takes place simultaneously, later compressed air gets into the sympathetic response intracavity, part compressed air is direct to be discharged from the sound outlet, and another part compressed air cooperation ball forms the turbulent flow in the sympathetic response intracavity, thereby make air vibration sound, the less life that weares and teares is longer between the structure, the sound that sends simultaneously is great can effectively remind peripheral staff.
Drawings
FIG. 1 is a schematic view of the valve body structure of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the valve body of the present invention;
fig. 3 is an enlarged view of the structure at a in fig. 2 according to the present invention;
fig. 4 is an enlarged view of the structure at B in fig. 2 according to the present invention.
In the figure: 1. a valve body; 2. a control unit; 3. a flange; 4. an air inlet; 5. an air outlet; 6. a pressure relief assembly; 601. a compression chamber; 602. a sound outlet; 603. a resonance chamber; 604. a ball bearing; 605. a baffle plate; 606. a torsion spring; 7. a valve core; 8. a spring; 9. a membrane.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
The following describes an embodiment of the present invention according to its overall structure.
A pneumatic control blowoff valve is shown in figures 2, 3 and 4 and comprises a valve body 1, and a pressure relief assembly 6 is arranged in the valve body 1.
Specifically, pressure release subassembly 6 is including seting up the compression chamber 601 in the inside one side of valve body 1, the height of compression chamber 601 one side is greater than the height of compression chamber 601 opposite side, it leads to atmospheric pressure to reduce to avoid compressed air inflation, compression chamber 601 internal connection has the baffle 605 that is used for preventing external dust from getting into, and baffle 605 is through pivot and compression chamber 601 swing joint, baffle 605 surface below is connected with torsional spring 606, make baffle 605 normally closed, compression chamber 601 opposite side is connected with the resonance chamber 603 that produces turbulent flow, the inside below of resonance chamber 603 is provided with the ball 604 of supplementary sound production, ball 604 and resonance chamber 603 swing joint, and the ball diameter of ball 604 is greater than the width of sound outlet 602, avoid ball 604 to drop, resonance chamber 603 top is connected with sound outlet 602, the less life that wears between the structure is longer, the great can effectively remind peripheral staff of the sound of sending simultaneously.
Referring to fig. 1 and 2, in the above-mentioned embodiment, the top of the valve body 1 is connected with the control part 2, the air inlet 4 has been seted up to 2 one sides of the control part, the air outlet 5 has been seted up to 2 opposite sides of the control part, be provided with the diaphragm 9 in the control part 2, diaphragm 9 and 2 sliding connection of control part, and diaphragm 9 and 1 sliding connection of valve body, diaphragm 9 bottom both sides are connected with spring 8, diaphragm 9 bottom intermediate junction has case 7, case 7 runs through 1 top of valve body and extends to the inside top of valve body 1, and case 7 and 1 sliding connection of valve body, be connected with two flanges 3 on the valve body 1, and two flanges 3 symmetric distribution, be convenient for automatic blowdown through the compressed air source.
The implementation principle of the embodiment is as follows: firstly, a worker installs a pneumatic control blow-down valve on a blow-down pipeline of a compressor through a flange 3, electromagnetic valves are installed on an air inlet 4 and an air outlet 5, a baffle 605 is in a closed state to block a compression cavity 601 in a daily state to prevent external dust from entering, and when the pneumatic control blow-down valve is required to be closed, a compressed air source injects compressed air into a control part 2 through the air inlet 4, so that a diaphragm 9 is forced to drive a valve core 7 to move downwards to close the valve, and meanwhile, a spring 8 is forced to compress;
when the pneumatic control blowdown valve needs to be opened for blowdown work, the compressed air source stops inputting compressed air into the control part 2, meanwhile, the compressed air in the control part 2 is discharged through the air outlet 5, and after the compressed air is discharged, the spring 8 loses pressure to drive the diaphragm 9 to move upwards so as to enable the valve core 7 to move upwards to open the valve;
the pressure release is reminded, when diaphragm 9 is broken by compressed air, the compressed air that passes through diaphragm 9 is guided to discharge through setting up of compression chamber 601 and is carried out the pressure release work, it takes place to reduce compressed air and break through seal structure phenomenon, compressed air exerts pressure to baffle 605 in getting into compression chamber 601 and opens, torsional spring 606 is compressed simultaneously, compression chamber 601 avoids compressed air inflation pressure to reduce the phenomenon and takes place simultaneously, later compressed air gets into in the resonance chamber 603, part compressed air directly discharges from sound outlet 602, and another part compressed air cooperation ball 604 forms the turbulent flow in resonance chamber 603, thereby make air vibration sound.
While embodiments of the invention have been illustrated and described, it is not intended to limit the invention to the exact construction and operation illustrated and described, and that various other features, structures, materials, or characteristics may be substituted for those illustrated and described without departing from the spirit and scope of the invention.

Claims (7)

1. Gas accuse blowoff valve, including valve body (1), its characterized in that: be provided with pressure release subassembly (6) in valve body (1), pressure release subassembly (6) are including compression chamber (601), compression chamber (601) in-connection has baffle (605), be connected with torsional spring (606) on baffle (605), be connected with resonance chamber (603) on compression chamber (601), be provided with ball (604) in resonance chamber (603), be connected with sound outlet (602) on resonance chamber (603).
2. The pneumatic blowdown valve of claim 1, wherein: the valve is characterized in that the valve body (1) is connected with a control part (2), the control part (2) is provided with an air inlet (4) and an air outlet (5), the control part (2) is internally provided with a diaphragm (9), the diaphragm (9) is connected with a spring (8) below, and the diaphragm (9) is connected with a valve core (7) below.
3. The pneumatic blowdown valve of claim 1, wherein: the valve body (1) is connected with two flanges (3), and the two flanges (3) are symmetrically distributed.
4. An air-controlled blowdown valve according to claim 2, wherein: the valve core (7) penetrates through the top of the valve body (1) and extends to the upper part inside the valve body (1), and the valve core (7) is movably connected with the valve body (1).
5. The pneumatic blowdown valve of claim 1, wherein: the height of one side of the compression cavity (601) is larger than that of the other side of the compression cavity (601), and the baffle (605) is movably connected with the compression cavity (601).
6. The pneumatic blowdown valve of claim 1, wherein: the ball (604) is movably connected with the resonance cavity (603), and the ball diameter of the ball (604) is larger than the width of the sound outlet (602).
7. An air-controlled blowdown valve according to claim 2, wherein: the diaphragm (9) is movably connected with the control part (2), and the diaphragm (9) is movably connected with the valve body (1).
CN202223349844.6U 2022-12-14 2022-12-14 Pneumatic control blowoff valve Active CN218761644U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223349844.6U CN218761644U (en) 2022-12-14 2022-12-14 Pneumatic control blowoff valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223349844.6U CN218761644U (en) 2022-12-14 2022-12-14 Pneumatic control blowoff valve

Publications (1)

Publication Number Publication Date
CN218761644U true CN218761644U (en) 2023-03-28

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ID=85681073

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223349844.6U Active CN218761644U (en) 2022-12-14 2022-12-14 Pneumatic control blowoff valve

Country Status (1)

Country Link
CN (1) CN218761644U (en)

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