CN213206693U - Pressure reducing pilot valve with filtering function - Google Patents
Pressure reducing pilot valve with filtering function Download PDFInfo
- Publication number
- CN213206693U CN213206693U CN202021817040.2U CN202021817040U CN213206693U CN 213206693 U CN213206693 U CN 213206693U CN 202021817040 U CN202021817040 U CN 202021817040U CN 213206693 U CN213206693 U CN 213206693U
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- China
- Prior art keywords
- pressure reducing
- oil
- pilot valve
- movable block
- valve main
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000001914 filtration Methods 0.000 title claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims abstract description 16
- 230000006837 decompression Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000000446 fuel Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000003749 cleanliness Effects 0.000 abstract description 2
- 239000003208 petroleum Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses a pressure reduction pilot valve with filtering capability, including base, relief pressure valve main part, cut oil tank, threaded rod, exhaust apparatus and extrusion movable block, the top of base is connected with the relief pressure valve main part, and the left side of relief pressure valve main part is connected with and cuts the oil tank, it is connected with the threaded rod to cut the oil tank top, and cuts the oil tank top and be provided with the manometer, exhaust apparatus's both sides outer wall all is provided with the exhaust hole, and exhaust apparatus's lower extreme external surface fixedly connected with extrusion movable block, and extrudees movable block upper end surface and be provided with the sealing washer to extrude movable block lower extreme fixedly connected with expanding spring. This decompression pilot valve with filtering capability is provided with fixed orifices and filter screen, and in the in-process of using, can filter the impurity in decompression pilot valve and the pipeline through the filter screen to can open through the fixed orifices and change the filter screen, clear away impurity, thereby improve the cleanliness factor of water in decompression pilot valve and the pipeline, avoid aquatic impurity to block up the pipeline.
Description
Technical Field
The utility model relates to a decompression pilot valve technical field specifically is a decompression pilot valve with filtering capability.
Background
The pressure reducing pilot valve is a valve which regulates and reduces higher inlet pressure to outlet pressure meeting the use requirement and automatically keeps the outlet pressure stable depending on the energy of a medium, but the existing pressure reducing pilot valve still has certain problems;
the existing pressure reducing pilot valve does not have a method for conveniently replacing a sealing assembly, so that much inconvenience is brought to use, once the device is filled with oil, the device cannot be well subjected to intercepting treatment when the device is damaged, and meanwhile, when the sealing assembly is replaced, a large amount of oil is reserved in an inner cavity of the device, so that the device is not convenient to disassemble, and when the pressure reducing pilot valve works, large-particle impurities such as silt, rust and the like possibly existing in water are attached to elements inside the pressure reducing valve to cause functional disorder of the device.
We have therefore proposed a pressure reducing pilot valve with a filtering function in order to solve the problems set forth above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a decompression pilot valve with filtering capability to solve the inconvenient problem of changing seal assembly and unable filtration on the existing market that above-mentioned background art provided.
In order to achieve the above object, the utility model provides a following technical scheme: a pressure reducing pilot valve with a filtering function comprises a base, a pressure reducing valve main body, an oil cutting box, a threaded rod, an exhaust device and an extrusion movable block, wherein the pressure reducing valve main body is connected above the base, the oil cutting box is connected on the left side of the pressure reducing valve main body, an oil inlet is connected on the left side of the oil cutting box, a filter screen is arranged inside the oil inlet, a fixed hole is formed in the filter screen, the threaded rod is connected above the oil cutting box, a pressure gauge is arranged above the oil cutting box, an oil outlet is fixedly connected on the right side of the pressure reducing valve main body, the exhaust device is arranged above the oil outlet, an adjusting nut is connected at the top of the pressure reducing valve main body, a fixed block is connected above the adjusting nut, an adjusting screw is arranged on the fixed block, an adjusting head is fixedly connected at the top, and the outer surface of the lower end of the exhaust device is fixedly connected with an extrusion movable block, the outer surface of the upper end of the extrusion movable block is provided with a sealing ring, and the lower end of the extrusion movable block is fixedly connected with a telescopic spring.
Preferably, the pressure reducing valve body is designed in a cylindrical structure, and is vertical to the center of the base.
Preferably, the threaded rod is in threaded connection with the adjusting head, and the threaded rod and the adjusting head are perpendicular to the oil intercepting tank.
Preferably, the number of the filter screens is 2, the outer diameter of each filter screen is equal to the inner diameter of the oil inlet and the inner diameter of the oil outlet, and the center line of each filter screen is overlapped with the center lines of the oil inlet and the oil outlet.
Preferably, the adjusting nut and the adjusting screw are in threaded connection, and the adjusting nut and the adjusting screw are perpendicular to the pressure reducing valve main body.
Preferably, the exhaust hole is provided with 2, and the exhaust hole is cylindrical structural design and forms to mutually perpendicular between exhaust hole and the extrusion movable block.
Compared with the prior art, the beneficial effects of the utility model are that: the pressure reducing guide valve with the filtering function;
1. the device is provided with the fixing hole and the filter screen, impurities in the pressure reducing pilot valve and the pipeline can be filtered out through the filter screen in the using process, the filter screen can be opened and replaced through the fixing hole, and the impurities are removed, so that the cleanliness of water in the pressure reducing pilot valve and the pipeline is improved, and the pipeline is prevented from being blocked by the impurities in the water;
2. the oil stop valve is provided with an oil stop tank, a threaded rod, an adjusting head and an oil stop plug, and in the using process, the threaded rod and the adjusting head are screwed, so that the throttling of an oil inlet can be realized, the oil is prevented from entering a pressure reducing pilot valve conveniently, the residual oil in the pressure reducing pilot valve after the oil stop can be drained conveniently, and the sealing assembly is convenient to replace;
3. the exhaust device is arranged, in the using process, the exhaust mechanism is pressed down by pressing the exhaust mechanism, the groove in the middle of the exhaust mechanism leaks when the exhaust mechanism is pressed to a certain position, air in the petroleum enters the exhaust hole by extruding the exhaust hole in the movable block, and the air in the petroleum is exhausted, so that the use of the pressure reduction pilot valve is facilitated.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the filter screen of the present invention;
FIG. 3 is a schematic view of the sectional structure of the fuel cut-off tank of the present invention;
fig. 4 is a schematic view of the sectional structure of the exhaust apparatus of the present invention.
In the figure: 1. a base; 2. a pressure reducing valve body; 3. an oil inlet; 4. a filter screen; 5. an oil intercepting tank; 6. A threaded rod; 7. a pressure gauge; 8. an exhaust device; 9. adjusting the nut; 10. a fixed block; 11. adjusting the screw rod; 12. a fixing hole; 13. an adjustment head; 14. an oil blocking plug; 15. an exhaust hole; 16. a seal ring; 17. Extruding the movable block; 18. a tension spring; 19. and an oil outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a pressure reducing pilot valve with a filtering function comprises a base 1, a pressure reducing valve main body 2, an oil inlet 3, a filter screen 4, an oil intercepting box 5, a threaded rod 6, a pressure gauge 7, an exhaust device 8, an adjusting nut 9, a fixing block 10, an adjusting screw 11, a fixing hole 12, an adjusting head 13, an oil blocking plug 14, an exhaust hole 15, a sealing ring 16, an extrusion movable block 17, a telescopic spring 18 and an oil outlet 19, wherein the pressure reducing valve main body 2 is connected above the base 1, the oil intercepting box 5 is connected to the left side of the pressure reducing valve main body 2, the oil inlet 3 is connected to the left side of the oil intercepting box 5, the filter screen 4 is arranged inside the oil inlet 3, the fixing hole 12 is formed in the filter screen 4, the threaded rod 6 is connected above the oil intercepting box 5, the pressure gauge 7 is arranged above the oil intercepting box 5, the oil, 2 tops of relief pressure valve main part are connected with adjusting nut 9, and 9 tops of adjusting nut are connected with fixed block 10, and be provided with adjusting screw 11 on the fixed block 10, the top fixedly connected with regulating head 13 of threaded rod 6, and the bottom swing joint of threaded rod 6 has oil blocking plug 14, exhaust apparatus 8's both sides outer wall all is provided with exhaust hole 15, and exhaust apparatus 8's lower extreme external surface fixedly connected with extrusion movable block 17, and the surface of extrusion movable block 17 upper end is provided with sealing washer 16, and extrusion movable block 17 lower extreme fixedly connected with expanding spring 18.
Relief pressure valve main part 2 is cylindrical structural design and forms, and relief pressure valve main part 2 is perpendicular in the center department of base 1, and the design of above-mentioned structure for relief pressure valve main part 2 is connected more firmly with base 1, has strengthened the steadiness of device.
Threaded rod 6 with adjust first 13 threaded connection, and threaded rod 6 with adjust first 13 and cut oil tank 5 mutually perpendicular, the design of above-mentioned structure is changeed the regulation through the twisting of threaded rod 6 with adjust first 13 for cut oil tank 5's loading and unloading is more convenient, has strengthened the convenience of device.
Adjusting nut 9 and adjusting screw 11 are threaded connection, and mutually perpendicular between adjusting nut 9 and adjusting screw 11 and the relief pressure valve main part 2, and the design of above-mentioned structure makes operative installations more convenient through adjusting nut 9, has guaranteed the normal use of device.
The exhaust hole 15 is provided with 2, and the exhaust hole 15 is cylindrical structural design and forms to mutually perpendicular between exhaust hole 15 and the extrusion movable block 17, the design of above-mentioned structure through exhaust hole 15, can be with the inside air escape of oil, is favorable to the use of decompression pilot valve.
The working principle is as follows: when the pressure reducing pilot valve with the filtering function is used, firstly, as shown in figures 1-2, the device is placed at a proper position, then the oil inlet 3 and the oil outlet 19 are communicated through an oil pipe, impurities can be filtered by the filter screen 4 on the inner side of the oil inlet 3 and the oil outlet 19, the oil pressure of oil entering from the oil inlet is adjusted by rotating the adjusting screw 11 connected with the adjusting nut 9 and the fixed block 10, and stable oil pressure is obtained from the oil outlet 19, as shown in figures 1-3, when the device is damaged, the adjusting head 13 is screwed to drive the threaded rod 6 to rotate at the upper end of the oil interception box 5, so as to drive the oil blocking plug 14 to move downwards, so as to adjust and disassemble, as shown in figures 1-4, the exhaust device 8 above the oil outlet 19 is pressed down by pressing the exhaust device 8, and the groove in the middle of the exhaust device 8 is drained when the exhaust device 8 is pressed to a certain position, air in the petroleum enters the exhaust hole 15 by extruding the exhaust hole 15 on the movable block 17, and the air in the petroleum is exhausted, so that the use of the pressure reducing guide valve is facilitated.
To thereby carry out a series of tasks, the contents of which are not described in detail in the present specification are prior art well known to those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a decompression pilot valve with filtering capability, includes base (1), relief pressure valve main part (2), cuts oil tank (5), threaded rod (6), exhaust apparatus (8) and extrusion movable block (17), its characterized in that: the pressure reducing valve is characterized in that a pressure reducing valve main body (2) is connected above the base (1), a fuel cut tank (5) is connected on the left side of the pressure reducing valve main body (2), an oil inlet (3) is connected on the left side of the fuel cut tank (5), a filter screen (4) is arranged inside the oil inlet (3), a fixing hole (12) is formed in the filter screen (4), a threaded rod (6) is connected above the fuel cut tank (5), a pressure gauge (7) is arranged above the fuel cut tank (5), an oil outlet (19) is fixedly connected to the right side of the pressure reducing valve main body (2), an exhaust device (8) is arranged above the oil outlet (19), an adjusting nut (9) is connected to the top of the pressure reducing valve main body (2), a fixing block (10) is connected above the adjusting nut (9), an adjusting screw rod (11) is arranged on the, and the bottom swing joint of threaded rod (6) has oil blocking plug (14), the both sides outer wall of exhaust apparatus (8) all is provided with exhaust hole (15), and the outer fixed surface of the lower extreme of exhaust apparatus (8) is connected with extrusion movable block (17), and extrudes movable block (17) upper end surface and is provided with sealing washer (16) to extrusion movable block (17) lower extreme fixedly connected with expanding spring (18).
2. The pressure reducing pilot valve with the filtering function according to claim 1, characterized in that: the pressure reducing valve main body (2) is designed to be a cylindrical structure, and the pressure reducing valve main body (2) is vertical to the center of the base (1).
3. The pressure reducing pilot valve with the filtering function according to claim 1, characterized in that: threaded rod (6) and regulation head (13) threaded connection, and threaded rod (6) and regulation head (13) and cut oil tank (5) mutually perpendicular.
4. The pressure reducing pilot valve with the filtering function according to claim 1, characterized in that: the number of the filter screens (4) is 2, the outer diameters of the filter screens (4) are equal to the inner diameters of the oil inlets (3) and the oil outlets (19), and the center lines of the filter screens (4) are overlapped with the center lines of the oil inlets (3) and the oil outlets (19).
5. The pressure reducing pilot valve with the filtering function according to claim 1, characterized in that: the adjusting nut (9) is in threaded connection with the adjusting screw rod (11), and the adjusting nut (9), the adjusting screw rod (11) and the pressure reducing valve main body (2) are perpendicular to each other.
6. The pressure reducing pilot valve with the filtering function according to claim 1, characterized in that: exhaust hole (15) are provided with 2, and exhaust hole (15) are cylindrical structure design and form to mutually perpendicular between exhaust hole (15) and the extrusion movable block (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021817040.2U CN213206693U (en) | 2020-08-27 | 2020-08-27 | Pressure reducing pilot valve with filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021817040.2U CN213206693U (en) | 2020-08-27 | 2020-08-27 | Pressure reducing pilot valve with filtering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213206693U true CN213206693U (en) | 2021-05-14 |
Family
ID=75841620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021817040.2U Expired - Fee Related CN213206693U (en) | 2020-08-27 | 2020-08-27 | Pressure reducing pilot valve with filtering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213206693U (en) |
-
2020
- 2020-08-27 CN CN202021817040.2U patent/CN213206693U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 241200 Beisi Pioneer Park, Fanchang Economic Development Zone, Wuhu City, Anhui Province Patentee after: Wuhu Ruihua HVAC technology Co.,Ltd. Address before: 241200 Beisi Pioneer Park, Fanchang Economic Development Zone, Wuhu City, Anhui Province Patentee before: WUHU RUIHUA HVAC TECHNOLOGY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210514 |