CN219623255U - Rotary aluminum alloy pneumatic control valve - Google Patents
Rotary aluminum alloy pneumatic control valve Download PDFInfo
- Publication number
- CN219623255U CN219623255U CN202320255884.XU CN202320255884U CN219623255U CN 219623255 U CN219623255 U CN 219623255U CN 202320255884 U CN202320255884 U CN 202320255884U CN 219623255 U CN219623255 U CN 219623255U
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- valve
- side wall
- valve rod
- ventilation cavity
- fixed plate
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Abstract
The utility model discloses a rotary aluminum alloy pneumatic control valve, which comprises a body, wherein the body comprises a top cover and a valve seat, the top cover is fixed on the valve seat, a ventilation cavity is arranged in the valve seat, an air outlet is arranged at the top of the side wall of the ventilation cavity, an air inlet is arranged at the bottom of the side wall of the ventilation cavity, a valve ring is arranged on the side wall of the middle part of the ventilation cavity, a circular closed hole is arranged in the center of the valve ring, a circular valve block is further arranged in the ventilation cavity, the radius of the valve block is larger than that of the closed hole, the valve block is fixedly connected with a valve rod, the top end of the valve rod upwards penetrates through an inner screw tube below the top cover, a rotating disc is arranged at the top of the valve rod, and the valve rod is rotationally connected with the side wall of the inner screw tube. The rotary aluminum alloy pneumatic control valve with the structure realizes the on-off of the normally-closed two-way stop pneumatic valve through rotary action.
Description
Technical Field
The utility model relates to the technical field of pneumatic control valves, in particular to a rotary aluminum alloy pneumatic control valve.
Background
The pneumatic control valve is used to inform the pressure, flow and flow direction of the air flow in the pneumatic system and ensure the normal operation of the pneumatic executing element or mechanism. The pneumatic control valve can be structurally divided into three types of stop type, sliding column type and sliding plate type, wherein the two-way stop valve is simple in structure and principle and is commonly used for a pipeline for controlling gas circuit on-off. However, in the existing two-way stop valve, no matter the valve is normally open or normally closed, a spring is required to provide auxiliary force for the movement of the valve core, and the opening and closing of the stop valve are realized through the valve core paths which are directly up and down, so that the valve core is inconvenient to draw in some narrow spaces, and the valve is inconvenient to open and close.
Disclosure of Invention
The utility model aims to provide a rotary aluminum alloy pneumatic control valve, which realizes the on-off of a normally closed two-way stop pneumatic valve through rotary action.
In order to achieve the above purpose, the utility model provides a rotary aluminum alloy pneumatic control valve which comprises a body, wherein the body comprises a top cover and a valve seat, the top cover is fixed on the valve seat, a ventilation cavity is arranged in the valve seat, an air outlet is arranged at the top of the side wall of the ventilation cavity, an air inlet is arranged at the bottom of the side wall of the ventilation cavity, a valve ring is arranged on the side wall of the middle part of the ventilation cavity, a circular closed hole is arranged in the center of the valve ring, a circular valve block is further arranged in the ventilation cavity, the radius of the valve block is larger than that of the closed hole, the valve block is fixedly connected with a valve rod, the top end of the valve rod upwards penetrates through an inner coil below the top cover, a rotating disc is arranged at the top of the valve rod, and the valve rod is rotationally connected with the side wall of the inner coil.
Preferably, a dial is arranged on the top surface of the top cover, a scale pointer is arranged on the rotating disc, and the scale pointer points to the dial.
Preferably, a sealing glue ring is arranged on the side wall of the top of the inner screw tube, the highest position of the external thread of the valve rod is lower than the lowest position of the sealing glue ring, and the external thread is in threaded connection with the internal thread on the inner screw tube.
Preferably, the valve block is made of rubber, an upper fixing plate is arranged above the valve block, the radius of the upper fixing plate is smaller than that of the closed hole, a lower fixing plate is arranged below the valve block, the valve rod penetrates through the upper fixing plate and the valve block, the valve rod is fixedly connected with the lower fixing plate, a fastening nut is arranged above the upper fixing plate, and the fastening nut is in threaded connection with the valve rod.
Therefore, the rotary aluminum alloy pneumatic control valve with the structure controls the on-off of the normally-closed two-way stop pneumatic control valve through the rotary valve rod, and meets the use requirement of the push type pneumatic control valve under the conditions of narrow space and incapability of drawing. The rotating disc of the valve rod can be driven by manpower or micro-motion electrodes to realize electric control of the on-off of compressed gas.
The technical scheme of the utility model is further described in detail through the drawings and the embodiments.
Drawings
FIG. 1 is a schematic view of the internal structure of a rotary aluminum alloy pneumatic control valve according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of an external structure of an embodiment of the present utility model.
Reference numerals
1. A top cover; 2. a valve seat; 3. a ventilation chamber; 4. a valve block; 5. a valve stem; 6. a valve ring; 7. an air inlet; 8. an air outlet; 9. an inner coil; 10. a fastening nut; 11. an upper fixing plate; 12. a lower fixing plate; 13. an internal thread; 14. an external thread; 15. a sealant ring; 16. a rotating disc; 17. a dial; 18. a scale pointer.
Detailed Description
The technical scheme of the utility model is further described below through the attached drawings and the embodiments.
Examples
As shown in the figure, the rotary aluminum alloy pneumatic control valve comprises a body, wherein the body comprises a top cover 1 and a valve seat 2, the top cover 1 is fixed on the valve seat 2 through a plurality of screws, and sealing treatment is carried out between the top surfaces of the top cover 1 and the valve seat 2 to prevent gas leakage. The valve seat 2 is internally provided with a ventilation cavity 3, the top of the side wall of the ventilation cavity 3 is provided with an air outlet 8, the bottom of the side wall of the ventilation cavity 3 is provided with an air inlet 7, and the air inlet 7 and the air outlet 8 are respectively connected into an air pipe through connectors. A valve ring 6 is arranged on the side wall of the middle part of the ventilation cavity 3, and a circular closed hole is arranged in the center of the valve ring 6.
The inside of the ventilation cavity 3 is also provided with a circular valve block 4, the radius of the valve block 4 is larger than that of the closed hole, the valve block 4 is made of rubber, when the valve block 4 ascends to the valve ring 6, the closed hole is blocked, and a gas passage from the gas inlet 7 to the gas outlet 8 is blocked. The top of valve piece 4 is provided with fixed plate 11, and the radius of last fixed plate 11 is less than the radius of closed hole, and the below of valve piece 4 is provided with fixed plate 12 down, and valve rod 5 passes fixed plate 11, valve piece 4, valve rod 5 and fixed plate 12 fixed connection down, and the top of going up fixed plate 11 is provided with fastening nut 10, fastening nut 10 and valve rod 5 threaded connection, fixes fixed plate 11, valve piece 4 and valve rod 5 through twisting fastening nut 10.
The top of the valve rod 5 upwards passes through the inner screw tube 9 below the top cover 1, an inner screw thread 13 is arranged on the side wall of the inner screw tube 9, an outer screw thread 14 is arranged in the middle of the valve rod 5, and the outer screw thread 14 is rotationally connected with the inner screw thread 13. The top side wall of the inner screw tube 9 is provided with a sealing glue ring 15, the highest position of the external thread 14 of the valve rod 5 is lower than the lowest position of the sealing glue ring 15, and the external thread 14 is in threaded connection with the internal thread 13 on the inner screw tube 9. The threaded connection has better air tightness, and the sealing glue ring 15 can enhance the sealing effect and prevent gas leakage.
The top of the valve rod 5 is provided with a rotating disc 16, and the rotating disc 16 is provided with a scale pointer 18. A dial 17 is provided on the top surface of the top cover 1, and a scale pointer 18 points to the dial 17. By rotating the rotating disk 16, the valve block 4 can be controlled to rise or fall, and when the valve block 4 rises to the valve ring 6, the closing hole is blocked, and the pneumatic valve is blocked; when the valve block 4 descends and leaves the valve ring 6, compressed gas enters from the gas inlet 7, passes through the closed holes and flows out from the gas outlet 8. The scale pointer 18 and the dial 17 are capable of indicating the angle of rotation of the rotary disk 16, representing the distance of the valve block 4 from the valve ring 6.
Therefore, the rotary aluminum alloy pneumatic control valve adopting the structure can apply force to the rotating disc from the side surface by controlling the on-off of the normally-closed two-way stop pneumatic control valve through the rotary valve rod, and meets the use requirement of the push type pneumatic control valve under the conditions of narrow space and incapability of drawing. The rotating disc of the valve rod can be driven by manpower or micro-motion electrodes to realize electric control of the on-off of compressed gas.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.
Claims (2)
1. A rotary aluminum alloy pneumatic control valve is characterized in that: the valve comprises a body, wherein the body comprises a top cover and a valve seat, the top cover is fixed on the valve seat, a ventilation cavity is arranged in the valve seat, an air outlet is formed in the top of the side wall of the ventilation cavity, an air inlet is formed in the bottom of the side wall of the ventilation cavity, a valve ring is arranged on the side wall of the middle part of the ventilation cavity, a circular closed hole is formed in the center of the valve ring, a circular valve block is further arranged in the ventilation cavity, the radius of the valve block is larger than that of the closed hole, the valve block is fixedly connected with a valve rod, the top end of the valve rod upwards penetrates through an inner screw tube below the top cover, a rotating disc is arranged at the top of the valve rod, and the valve rod is in rotating connection with the side wall of the inner screw tube; a dial is arranged on the top surface of the top cover, a scale pointer is arranged on the rotating disc, and the scale pointer points to the dial;
the valve block is the rubber material, the top of valve block is provided with the fixed plate, the radius of going up the fixed plate is less than the radius of closed hole, the below of valve block is provided with down the fixed plate, the valve rod passes go up the fixed plate the valve block, the valve rod with lower fixed plate fixed connection, the top of going up the fixed plate is provided with fastening nut, fastening nut with valve rod threaded connection.
2. A rotary aluminum alloy pneumatic valve as recited in claim 1, wherein: the sealing rubber ring is arranged on the side wall of the top of the inner screw tube, the highest position of the external thread of the valve rod is lower than the lowest position of the sealing rubber ring, and the external thread is in threaded connection with the internal thread on the inner screw tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320255884.XU CN219623255U (en) | 2023-02-20 | 2023-02-20 | Rotary aluminum alloy pneumatic control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320255884.XU CN219623255U (en) | 2023-02-20 | 2023-02-20 | Rotary aluminum alloy pneumatic control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219623255U true CN219623255U (en) | 2023-09-01 |
Family
ID=87795517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320255884.XU Active CN219623255U (en) | 2023-02-20 | 2023-02-20 | Rotary aluminum alloy pneumatic control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219623255U (en) |
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2023
- 2023-02-20 CN CN202320255884.XU patent/CN219623255U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |