CN221097549U - Plug valve capable of remotely monitoring and adjusting opening degree - Google Patents
Plug valve capable of remotely monitoring and adjusting opening degree Download PDFInfo
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- CN221097549U CN221097549U CN202323284602.8U CN202323284602U CN221097549U CN 221097549 U CN221097549 U CN 221097549U CN 202323284602 U CN202323284602 U CN 202323284602U CN 221097549 U CN221097549 U CN 221097549U
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- plug valve
- valve body
- plug
- valve seat
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 34
- 238000007789 sealing Methods 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 230000008859 change Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model relates to the technical field of valve structures, in particular to a plug valve capable of remotely monitoring and adjusting opening, which comprises a plug valve body, a driving mechanism and an opening monitoring system; the opening monitoring system comprises a multi-gear knob switch and a main control circuit board; the driving mechanism is in transmission connection with the plug valve body, a driving gear is coaxially arranged on a valve rod of the plug valve body, and a driven gear meshed with the driving gear is coaxially arranged on the multi-gear knob switch; the main control circuit board is connected with the multi-gear knob switch and the driving mechanism through wires respectively. The technical scheme has simple structure and principle, is convenient to realize, can be improved based on the prior arbitrary plug valve structure, is easy to produce, and does not need to greatly change the production process; based on the simple structure, the device not only reduces the failure rate to a certain extent, but also is convenient to maintain, and reduces the production cost and the use cost.
Description
Technical Field
The utility model relates to the technical field of valve structures, in particular to a plug valve capable of remotely monitoring and adjusting opening.
Background
The valve is an important control component in the fluid conveying system, has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, splitting flow or overflow pressure relief and the like, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. In the transportation or use process of the fuel gas, if no staff is always monitoring or the valve is opened due to misoperation, the fuel gas can be leaked, and the hazard is extremely high. In the prior art, the on-off state of the valve is required to be manually operated and monitored by a worker, the degree of automation is low, the monitoring force is poor, and therefore potential safety hazards exist.
In this regard, the chinese patent application No. CN202221424739.1 discloses a valve device, which includes a bracket, a plug valve, a motor and a detecting component, where the plug valve is disposed on the bracket; the motor is arranged at one side of the plug valve, a driving shaft of the motor is connected with the plug valve, and the driving shaft rotates to drive the plug valve to rotate so as to enable the plug valve to be opened or closed; the detection assembly is arranged on the support, the driving shaft is connected with the detection assembly, and when the driving shaft rotates, the detection assembly detects the opening degree of the plug valve driven by the motor. According to the technical scheme, the motor is connected with the plug valve, so that the bandpass or shutoff of the plug valve can be controlled only by using the motor, and the motor can be controlled remotely by a signal, so that the automation degree of the valve device is improved. And the plug valve can be detected and recorded through the detection assembly every time the plug valve is opened and closed, so that the monitoring force is improved. However, this prior art also has the following drawbacks: 1) The structure is complex, and the production difficulty is high; 2) Based on the complex structure, the fault rate is increased, the maintenance is inconvenient, and the production cost and the use cost are high.
Disclosure of Invention
The utility model aims to solve the problems in the prior art, and discloses a plug valve capable of remotely monitoring and adjusting the opening degree, which is simple in structure and convenient to use.
The utility model is realized by adopting the following technical scheme:
A plug valve capable of remotely monitoring and adjusting opening comprises a plug valve body, a driving mechanism and an opening monitoring system; the opening monitoring system comprises a multi-gear knob switch and a main control circuit board; the driving mechanism is in transmission connection with the plug valve body, a driving gear is coaxially arranged on a valve rod of the plug valve body, a driven gear is coaxially arranged on the multi-gear knob switch, and the driving gear is meshed with the driven gear; the main control circuit board is connected with the multi-gear knob switch and the driving mechanism through wires respectively and is used for acquiring the opening of the plug valve body through the multi-gear knob switch and controlling the driving mechanism to adjust the opening of the plug valve body based on remote signals.
Preferably, the driving mechanism comprises a servo motor and a reduction gearbox; the input end of the reduction gear box is connected with a rotating shaft of the driving motor, and the output end of the reduction gear box is connected with a valve rod of the plug valve body.
Preferably, the plug valve body, the driving mechanism and the opening monitoring system are integrally arranged, the driving mechanism is fixed on the plug valve body through bolts, a groove cavity for placing the main control circuit board is formed in the plug valve body, and a sealing groove cover is arranged at the notch of the groove cavity through bolts.
Preferably, the plug valve body comprises a valve body, a valve cavity is arranged in the valve body, and a liquid inlet channel and a liquid outlet channel are respectively formed at two ends of the valve cavity; the valve cavity is internally provided with a liquid control assembly, and the valve rod is connected with the liquid control assembly and used for changing the liquid control opening of the liquid control assembly.
Preferably, the liquid control assembly comprises an upper valve seat assembly, a lower valve seat assembly and a valve core; the upper valve seat is arranged in the valve cavity and close to one end of the liquid inlet channel and is tightly attached to the valve body; the lower valve seat is arranged in the valve cavity and close to one end of the liquid outlet channel and is tightly attached to the valve body; the valve core is arranged between the upper valve seat and the lower valve seat and is tightly attached to the upper valve seat and the lower valve seat.
Preferably, the upper valve seat assembly comprises an upper valve seat body, an O-shaped sealing ring is arranged between the upper valve seat body and the valve body, and a retaining ring assembly and a retaining ring are arranged on one side of the upper valve seat body, which faces the liquid inlet channel.
Preferably, the lower valve seat assembly comprises a lower valve seat body, an O-shaped sealing ring is arranged between the lower valve seat body and the valve body, and a wave spring is arranged on one side of the lower valve seat, which faces the liquid outlet channel.
The utility model has the beneficial technical effects that:
According to the technical scheme, the plug valve capable of remotely monitoring and adjusting the opening is provided with the opening gear, opening information is acquired through the multi-gear knob switch, the acquisition of the opening of the plug valve body is realized by matching with the main control circuit board, the real-time monitoring of the opening of the plug valve device is of great significance, and the automatic adjustment of the opening of the plug valve body can be realized through the matching of the main control circuit board and the driving mechanism as long as the opening information required to be adjusted is input. In conclusion, the structure and the principle of the technical scheme are simple, the implementation is convenient, the structure can be improved based on the existing arbitrary plug valve structure, the production is easy, and the large change of the production process is not needed; based on the simple structure, the device not only reduces the failure rate to a certain extent, but also is convenient to maintain, and reduces the production cost and the use cost.
Drawings
Fig. 1 is a schematic cross-sectional structure of the present solution.
In the figure:
1. A multi-gear knob switch; 2. a main control circuit board; 3. a valve stem; 4. a drive gear; 5. a driven gear; 6. a servo motor; 7. a reduction gear box; 8. a slot cavity; 9. sealing the groove cover; 10. a valve body; 11. a valve cavity; 12. a liquid inlet channel; 13. a liquid outlet channel; 14. an upper valve seat body; 15. a lower valve seat body; 16. a valve core; 17. an O-shaped sealing ring; 18. a clasp assembly; 19. a retainer ring; 20. a wave spring; 21. a rotating shaft.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments.
Accordingly, the following detailed description of the utility model, as provided in the accompanying drawings, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to be within the scope of the utility model.
Example 1
The embodiment discloses a plug valve capable of remotely monitoring and adjusting opening, which is a preferred embodiment of the utility model and comprises a plug valve body, a driving mechanism and an opening monitoring system; the opening monitoring system comprises a multi-gear knob switch 1 and a main control circuit board 2; the driving mechanism is in transmission connection with the plug valve body, a driving gear 4 is coaxially arranged on a valve rod 3 of the plug valve body, a driven gear 5 is coaxially arranged on the multi-gear knob switch 1, and the driving gear 4 and the driven gear 5 are meshed with each other; the main control circuit board 2 is respectively connected with the multi-gear knob switch 1 and the driving mechanism through wires and is used for acquiring the opening degree of the plug valve body through the multi-gear knob switch 1 and controlling the driving mechanism to adjust the opening degree of the plug valve body based on remote signals.
In the technical scheme, the main control circuit board 2 realizes signal acquisition and logic control based on a single chip microcomputer technology, and is specific: the relation between the opening of the plug valve body and the gear of the multi-gear knob switch 1, the relation between the driving angle of the driving mechanism and the opening of the plug valve body are set in the main control circuit board 2 in a programming mode, and the driving speed of the driving mechanism can be controlled through the main control circuit board 2. The multiple gears of the multi-gear knob switch 1 correspond to the multiple openings of the adjustable plug valve body one by one, and the main control circuit board 2 indirectly obtains the opening of the plug valve body through the gear conduction state of the multi-gear knob switch 1. The digital display screen can be embedded into the plug valve body and used for displaying the current opening of the plug valve body, so that data acquisition during on-site investigation is facilitated; corresponding data can be uploaded to the upper computer through the main control circuit board 2, and the opening state of the plug valve body is monitored in real time through the upper computer. When the opening of the plug valve body needs to be adjusted, the upper computer can input the required opening, and sends an opening adjustment command to the main control circuit board 2 according to the input opening, and the main control circuit board 2 obtains the driving direction and the driving angle according to the current opening of the plug valve body and the opening needing to be adjusted, and controls the driving mechanism to work according to the driving direction and the driving angle. Furthermore, a plurality of opening buttons corresponding to a plurality of openings one by one can be arranged on the plug valve body, and the opening buttons are connected into the main control circuit board 2, so that the on-site operation is facilitated. The interval between every two adjacent openness (interval between two adjacent gears of the multi-gear knob switch 1) corresponds to a unit driving angle, and if the openness of the plug valve body is adjusted by crossing the gears, the main control circuit board 2 controls the driving angle of the driving mechanism according to the unit.
The control function of the main control circuit board 2 can be realized by basic expertise in the electrical field, so that a detailed description of related circuit structures is omitted. The power supply used in the technical scheme can be determined according to the situation, and can be an electric storage power supply or an external power supply.
Example 2
The embodiment discloses a plug valve capable of remotely monitoring and adjusting opening, which is a preferred embodiment of the utility model and comprises a plug valve body, a driving mechanism and an opening monitoring system; the opening monitoring system comprises a multi-gear knob switch 1 and a main control circuit board 2; the driving mechanism is in transmission connection with the plug valve body, a driving gear 4 is coaxially arranged on a valve rod 3 of the plug valve body, a driven gear 5 is coaxially arranged on the multi-gear knob switch 1, and the driving gear 4 and the driven gear 5 are meshed with each other; the main control circuit board 2 is respectively connected with the multi-gear knob switch 1 and the driving mechanism through wires and is used for acquiring the opening degree of the plug valve body through the multi-gear knob switch 1 and controlling the driving mechanism to adjust the opening degree of the plug valve body based on remote signals.
Further, the driving mechanism comprises a servo motor 6 and a reduction gear box 7; the input end of the reduction gear box 7 is connected with a rotating shaft 21 of the driving motor, and the output end of the reduction gear box is connected with a valve rod 3 of the plug valve body. And the control precision of the opening adjustment of the plug valve body is improved.
Further, the plug valve body, the driving mechanism and the opening monitoring system are integrally arranged, the driving mechanism is fixed on the plug valve body through bolts, a groove cavity 8 for placing the main control circuit board 2 is formed in the plug valve body, and a sealing groove cover 9 is arranged at a notch of the groove cavity 8 through bolts. In this way, the main control circuit board 2 can be conveniently overhauled and maintained.
Example 3
The embodiment discloses a plug valve capable of remotely monitoring and adjusting opening, which is a preferred embodiment of the utility model and comprises a plug valve body, a driving mechanism and an opening monitoring system; the opening monitoring system comprises a multi-gear knob switch 1 and a main control circuit board 2; the driving mechanism is in transmission connection with the plug valve body, a driving gear 4 is coaxially arranged on a valve rod 3 of the plug valve body, a driven gear 5 is coaxially arranged on the multi-gear knob switch 1, and the driving gear 4 and the driven gear 5 are meshed with each other; the main control circuit board 2 is respectively connected with the multi-gear knob switch 1 and the driving mechanism through wires and is used for acquiring the opening degree of the plug valve body through the multi-gear knob switch 1 and controlling the driving mechanism to adjust the opening degree of the plug valve body based on remote signals.
Specifically, the plug valve body comprises a valve body 10, a valve cavity 11 is arranged in the valve body 10, and a liquid inlet channel 12 and a liquid outlet channel 13 are respectively formed at two ends of the valve cavity 11; the valve cavity 11 is provided with a liquid control assembly, and the valve rod 3 is connected with the liquid control assembly and is used for changing the liquid control opening of the liquid control assembly.
Further, the fluid control assembly includes an upper valve seat assembly, a lower valve seat assembly, and a valve core 16; the upper valve seat is arranged in the valve cavity 11 and close to one end of the liquid inlet channel and is tightly attached to the valve body 10; the lower valve seat is arranged in the valve cavity 11 and close to one end of the liquid outlet channel and is tightly attached to the valve body 10; the valve core 16 is disposed between and closely contacts the upper and lower valve seats.
Further, the upper valve seat assembly comprises an upper valve seat body 14, an O-shaped sealing ring 17 is arranged between the upper valve seat body 14 and the valve body 10, and a retaining ring assembly 18 and a retaining ring 19 are arranged on one side of the upper valve seat body 14 facing the liquid inlet channel.
Further, the lower valve seat assembly comprises a lower valve seat body 15, an O-shaped sealing ring 17 is arranged between the lower valve seat body 15 and the valve body 10, and a wave spring 20 is arranged on one side of the lower valve seat facing the liquid outlet channel.
Claims (7)
1. But plug valve of remote monitoring regulation aperture, its characterized in that: comprises a plug valve body, a driving mechanism and an opening monitoring system; the opening monitoring system comprises a multi-gear knob switch (1) and a main control circuit board (2);
The driving mechanism is in transmission connection with the plug valve body, a driving gear (4) is coaxially arranged on a valve rod (3) of the plug valve body, a driven gear (5) is coaxially arranged on the multi-gear knob switch (1), and the driving gear (4) is meshed with the driven gear (5);
The main control circuit board (2) is connected with the multi-gear knob switch (1) and the driving mechanism through wires respectively and is used for acquiring the opening of the plug valve body through the multi-gear knob switch (1) and controlling the driving mechanism to adjust the opening of the plug valve body based on remote signals.
2. The plug valve capable of remotely monitoring and adjusting opening degree according to claim 1, wherein: the driving mechanism comprises a servo motor (6) and a reduction gear box (7); the input end of the reduction gear box (7) is connected with a rotating shaft (21) of the driving motor, and the output end of the reduction gear box is connected with a valve rod (3) of the plug valve body.
3. The plug valve capable of remotely monitoring and adjusting opening degree according to claim 1, wherein: the plug valve body, the driving mechanism and the opening monitoring system are integrally arranged, the driving mechanism is fixed on the plug valve body through bolts, a groove cavity (8) for placing the main control circuit board (2) is formed in the plug valve body, and a sealing groove cover (9) is arranged at a notch of the groove cavity (8) through bolts.
4. The plug valve capable of remotely monitoring and adjusting opening degree according to claim 1, wherein: the plug valve body comprises a valve body (10), a valve cavity (11) is arranged in the valve body (10), and a liquid inlet channel (12) and a liquid outlet channel (13) are respectively formed at two ends of the valve cavity (11); the valve cavity (11) is internally provided with a liquid control assembly, and the valve rod (3) is connected with the liquid control assembly and used for changing the liquid control opening of the liquid control assembly.
5. The plug valve of claim 4, wherein the opening degree can be remotely monitored and adjusted, and the plug valve is characterized in that: the liquid control assembly comprises an upper valve seat assembly, a lower valve seat assembly and a valve core (16); the upper valve seat is arranged in the valve cavity (11) and close to one end of the liquid inlet channel and is tightly attached to the valve body (10); the lower valve seat is arranged in the valve cavity (11) and close to one end of the liquid outlet channel and is tightly attached to the valve body (10); the valve core (16) is arranged between the upper valve seat and the lower valve seat and is tightly attached to the upper valve seat and the lower valve seat.
6. The plug valve of claim 5, wherein the opening degree of the plug valve can be remotely monitored and adjusted, and the plug valve is characterized in that: the upper valve seat assembly comprises an upper valve seat body (14), an O-shaped sealing ring (17) is arranged between the upper valve seat body (14) and the valve body (10), and a retaining ring assembly (18) and a retaining ring (19) are arranged on one side, facing the liquid inlet channel, of the upper valve seat body (14).
7. The plug valve of claim 5, wherein the opening degree of the plug valve can be remotely monitored and adjusted, and the plug valve is characterized in that: the lower valve seat assembly comprises a lower valve seat body (15), an O-shaped sealing ring (17) is arranged between the lower valve seat body (15) and the valve body (10), and a wave spring (20) is arranged on one side of the lower valve seat, which faces the liquid outlet channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323284602.8U CN221097549U (en) | 2023-12-04 | 2023-12-04 | Plug valve capable of remotely monitoring and adjusting opening degree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323284602.8U CN221097549U (en) | 2023-12-04 | 2023-12-04 | Plug valve capable of remotely monitoring and adjusting opening degree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221097549U true CN221097549U (en) | 2024-06-07 |
Family
ID=91303483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323284602.8U Active CN221097549U (en) | 2023-12-04 | 2023-12-04 | Plug valve capable of remotely monitoring and adjusting opening degree |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221097549U (en) |
-
2023
- 2023-12-04 CN CN202323284602.8U patent/CN221097549U/en active Active
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