CN219655270U - Industrial pneumatic regulating valve - Google Patents
Industrial pneumatic regulating valve Download PDFInfo
- Publication number
- CN219655270U CN219655270U CN202320330582.4U CN202320330582U CN219655270U CN 219655270 U CN219655270 U CN 219655270U CN 202320330582 U CN202320330582 U CN 202320330582U CN 219655270 U CN219655270 U CN 219655270U
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- valve
- valve rod
- piston cylinder
- piston
- pneumatic control
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 230000000694 effects Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Fluid-Driven Valves (AREA)
Abstract
The utility model discloses an industrial pneumatic regulating valve, which comprises a valve seat and a valve rod, wherein a channel is arranged in the valve seat, the valve rod is positioned in the valve seat, one end of the valve rod is detachably connected with a sealing piece for plugging the channel, a sealing cover is arranged on the valve seat, a mounting seat is arranged on the sealing cover, a miniature air pump and an electromagnetic valve are arranged on the side surface of the mounting seat through a bracket, a piston cylinder is arranged at the top of the mounting seat, the electromagnetic valve is communicated with the miniature air pump and the piston cylinder through a pipeline, a piston sheet is arranged in the piston cylinder, one end of the valve rod, which passes through the sealing cover and the piston cylinder, is fixedly connected with the piston sheet, and the middle part of the mounting seat is in a hollowed-out structure.
Description
Technical Field
The utility model discloses an industrial pneumatic regulating valve, and belongs to the technical field of valves.
Background
The pneumatic regulating valve takes compressed gas as a power source, takes an air cylinder as an actuator, drives the valve by means of accessories such as a valve positioner, a converter, an electromagnetic valve, a position-preserving valve, an air storage tank, a gas filter and the like to realize the on-off quantity or proportion adjustment, receives control signals of an industrial automatic control system to finish the adjustment of various technological process parameters such as flow, pressure, temperature, liquid level and the like of a pipeline medium, and is characterized by simple control, convenient installation, quick response and intrinsic safety without adopting explosion-proof measures.
Most of the existing pneumatic regulating valves need to work under the condition of power supply, once the electronic element fails or fails, the valves are mostly unable to be opened, manual disassembly of gas executing parts is complicated, and the operation is inconvenient.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides an industrial pneumatic regulating valve.
The technical scheme includes that the industrial pneumatic regulating valve comprises a valve seat and a valve rod, a channel is arranged in the valve seat, the valve rod is positioned in the valve seat, one end of the valve rod is detachably connected with a sealing piece for plugging the channel, a sealing cover is arranged on the valve seat, a mounting seat is arranged on the sealing cover, a miniature air pump and an electromagnetic valve are arranged on the side face of the mounting seat through a support, a piston cylinder is arranged at the top of the mounting seat, the electromagnetic valve is communicated with the miniature air pump and the piston cylinder through a pipeline, a piston sheet is arranged in the piston cylinder, one end of the valve rod, which penetrates through the sealing cover and the piston cylinder, is fixedly connected with the piston sheet, the middle part of the mounting seat is in a hollow structure, and an adjusting piece for manually regulating the valve rod is further arranged.
Preferably, the piston plate divides the piston cylinder into two air cavities, the pipeline connected with the electromagnetic valve and the valve rod are located in the same air cavity, a spring is arranged in the other air cavity, and a support column is arranged on the other side, away from the spring, of the piston plate.
Preferably, the adjusting piece comprises a positioning column and an adjusting nut, the positioning column is located on the mounting seat, the adjusting nut is in threaded connection with the positioning column, and the valve rod is provided with a ring sleeve.
Preferably, the ring sleeve is detachably connected with the valve rod through a locating pin.
Preferably, the sealing element is in a cover structure, and two sides of the sealing element are fixedly connected with the valve rod through fixing nuts.
Preferably, the valve seat is provided with a sinking groove, and the sealing cover is provided with a positioning boss matched with the sinking groove.
Preferably, sealing rings are arranged at the joints of the valve rods, the piston cylinders and the sealing covers.
Compared with the prior art, the utility model has the beneficial effects that:
through setting up miniature air pump, solenoid valve and piston cylinder, rely on the position of the piston piece in the control piston cylinder to realize automatic switch valve, and when electronic component breaks down or fails the during operation, only need knob adjusting nut, make its and the position of spring cooperation adjustment valve rod jointly, can reach the effect of switch valve equally, so realized two kinds of control of automatic and manual switch valve, easy operation is convenient.
Drawings
FIG. 1 is a schematic diagram of an industrial pneumatic control valve according to the present utility model;
FIG. 2 is a schematic view of the internal structure of a piston cylinder according to the present utility model;
FIG. 3 is a schematic illustration of the structure of the valve stem and seal of the present utility model;
FIG. 4 is a schematic view of a valve seat and seal according to the present utility model;
reference numerals: 1. a channel; 2. a valve seat; 3. a bracket; 4. an electromagnetic valve; 5. a micro air pump; 6. a piston cylinder; 7. a ring sleeve; 8. an adjusting nut; 9. positioning columns; 10. sealing cover; 11. a seal ring; 12. a valve stem; 13. a support column; 14. a piston plate; 15. a spring; 16. a positioning pin; 17. a fixing nut; 18. a seal; 19. sinking grooves; 20. and (5) a mounting seat.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in figures 1-4, an industrial pneumatic regulating valve comprises a valve seat 2 and a valve rod 12, wherein a channel 1 is arranged in the valve seat 2, the valve rod 12 is positioned in the valve seat 2, one end of the valve rod is detachably connected with a sealing element 18 for plugging the channel 1, the sealing element 18 is of a cover body structure, thus the fluid pressure born by the valve rod 12 can be reduced, two sides of the valve rod are fixedly connected with the valve rod 12 through a fixing nut 17, the sealing element 18 can be conveniently dismounted, a sealing cover 10 is arranged on the valve seat 2, an installation seat 20 is arranged on the sealing cover 10, a sink 19 is arranged on the valve seat 2, a positioning boss matched with the sink 19 is arranged on the sealing cover 10, and a good sealing effect can be achieved by utilizing the positioning boss and the sink 19.
The side of mount pad 20 is provided with miniature air pump 5 and solenoid valve 4 through support 3, the top of mount pad 20 is provided with piston cylinder 6, solenoid valve 4 communicates with miniature air pump 5 and piston cylinder 6 through the pipeline, be provided with piston piece 14 in the piston cylinder 6, valve rod 12 passes the one end and the piston piece 14 fixed connection of sealed lid 10 and piston cylinder 6, piston piece 14 separates piston cylinder 6 into two air chambers, the pipeline and the valve rod 12 that are connected with solenoid valve 4 are located same air chamber, be provided with spring 15 in the other air chamber, the opposite side that piston piece 14 kept away from spring 15 is provided with support column 13 after solenoid valve 4 opens, miniature air pump 5 lets in the air to one of them air chamber, utilize pneumatic thrust piston piece 14 compression spring 15, thereby drive valve rod 12 and sealing member 18 upward movement, so can open passageway 1, fluid can normally circulate, and when need close passageway 1, only need with the air in, make the air in the air chamber reduce through miniature air pump 5, then piston piece 14 drives valve rod 12 and sealing member 18 downwardly moving under the effect of spring 15, thereby with passageway 1, the valve rod 14 is pressed down by force than the pressure ratio under the effect of spring 15, the valve rod 14 is provided with the effect of spring 13, thereby can not keep the dynamic balance between valve rod 14 and valve rod 14, the pressure can be more than the dynamic balance is guaranteed, the valve rod 14 can be moved from the bottom of the cylinder is in the condition of spring force of spring 14, the valve rod is easy to be moved, and the valve rod is more than the valve spring is easy to the valve is in the valve cylinder and the valve is in the condition of the valve is closed.
The middle part of mount pad 20 is hollow out construction, and still be provided with the regulating part that is used for manual regulation valve rod 12, the regulating part includes reference column 9 and adjusting nut 8, reference column 9 is located mount pad 20, adjusting nut 8 and reference column 9 threaded connection are provided with ring cover 7 on the valve rod 12, when miniature air pump 5 or solenoid valve 4 break down, when unable work, the valve that needs to open or close this moment, only need through the height of open spanner knob adjusting nut 8, make ring cover 7 under adjusting nut 8 or spring 15's effect, adjust the height of valve rod 12, so can realize manual switch valve, can reach dual-purpose with miniature air pump 5 and solenoid valve 4, convenient operation is simple, and ring cover 7 is connected through locating pin 16 and valve rod 12 dismantlement, can conveniently install valve rod 12, the junction of valve rod 12 and piston cylinder 6 and sealed lid 10 all is provided with sealing washer 11, sealing member 18 can guarantee sealed lid 10 and piston cylinder 6's leakproofness.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. The utility model provides an industry pneumatic control valve, includes disk seat (2) and valve rod (12), a serial communication port, be provided with passageway (1) in disk seat (2), valve rod (12) are located disk seat (2), and one end can be dismantled and be connected with sealing member (18) that are used for shutoff passageway (1), be provided with sealed lid (10) on disk seat (2), be provided with mount pad (20) on sealed lid (10), the side of mount pad (20) is provided with miniature air pump (5) and solenoid valve (4) through support (3), the top of mount pad (20) is provided with piston cylinder (6), solenoid valve (4) are through pipeline and miniature air pump (5) and piston cylinder (6) intercommunication, be provided with piston piece (14) in piston cylinder (6), the one end and piston piece (14) fixed connection that seal lid (10) and piston cylinder (6) were passed to valve rod (12), the middle part of mount pad (20) is hollow structure, and still is provided with the regulating part that is used for manual regulation valve rod (12).
2. An industrial pneumatic control valve according to claim 1, characterized in that the piston plate (14) divides the piston cylinder (6) into two air chambers, the pipe connected with the solenoid valve (4) and the valve rod (12) are located in the same air chamber, a spring (15) is arranged in the other air chamber, and a support column (13) is arranged on the other side of the piston plate (14) away from the spring (15).
3. An industrial pneumatic control valve according to claim 1, characterized in that the control element comprises a positioning column (9) and a control nut (8), the positioning column (9) is located on the mounting seat (20), the control nut (8) is in threaded connection with the positioning column (9), and the valve rod (12) is provided with a ring sleeve (7).
4. An industrial pneumatic control valve according to claim 3, characterized in that the collar (7) is detachably connected to the valve stem (12) by means of a locating pin (16).
5. An industrial pneumatic control valve according to claim 1, characterized in that the sealing member (18) is of a cap structure and is fixedly connected to the valve stem (12) on both sides thereof by means of a fixing nut (17).
6. An industrial pneumatic control valve according to claim 1, characterized in that the valve seat (2) is provided with a sink (19), and the sealing cover (10) is provided with a positioning boss matched with the sink (19).
7. An industrial pneumatic control valve according to claim 1, characterized in that the connection of the valve stem (12) with the piston cylinder (6) and the sealing cap (10) is provided with sealing rings (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320330582.4U CN219655270U (en) | 2023-02-15 | 2023-02-15 | Industrial pneumatic regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320330582.4U CN219655270U (en) | 2023-02-15 | 2023-02-15 | Industrial pneumatic regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219655270U true CN219655270U (en) | 2023-09-08 |
Family
ID=87855677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320330582.4U Active CN219655270U (en) | 2023-02-15 | 2023-02-15 | Industrial pneumatic regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219655270U (en) |
-
2023
- 2023-02-15 CN CN202320330582.4U patent/CN219655270U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |