CN210218699U - Novel electronic corrosion-resistant governing valve - Google Patents
Novel electronic corrosion-resistant governing valve Download PDFInfo
- Publication number
- CN210218699U CN210218699U CN201921231048.8U CN201921231048U CN210218699U CN 210218699 U CN210218699 U CN 210218699U CN 201921231048 U CN201921231048 U CN 201921231048U CN 210218699 U CN210218699 U CN 210218699U
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- valve
- valve seat
- electric actuator
- shaft sleeve
- resistant
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Abstract
The utility model relates to a novel electric corrosion-resistant regulating valve, which comprises an electric actuator, a valve body and a valve cover, wherein the valve body comprises a valve rod, a valve core and a valve seat, the electric actuator is connected with one end of the valve rod, the other end of the valve rod, which is opposite to the end connected with the electric actuator, is connected with the valve seat, two sides of the valve seat are oppositely provided with a liquid inlet and a liquid outlet, the surface of the rubber shaft sleeve is coated with PU plastic, the inner wall of the valve seat and the surface of the valve core are both coated with polytetrafluoroethylene, the upper end of the electric actuator is provided with a temperature control device, the pressure control device comprises a pressure control module, a pressure adjusting knob, a digital display panel and a sensor, the sensor is arranged in the valve body, the pressure control module is arranged in the electric actuator, the pressure adjusting knob is adjacent to and electrically connected, the annular groove is filled with a gasket to solve the problem that the regulating valve cannot resist corrosion and friction.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to novel electronic corrosion-resistant governing valve.
Background
Electric control valves are important execution unit instruments in industrial automation process control. With the increasing automation degree in the industrial field, the method is being used in various industrial production fields more and more. Compared with the traditional pneumatic regulating valve, the pneumatic regulating valve has the obvious advantages that: the electric regulating valve is energy-saving (only consumes electric energy when in work), environment-friendly (no carbon emission), and quick and convenient to install (no complex pneumatic pipeline and air pump work station are needed). The valve is divided into three types, namely a linear characteristic, an equal percentage characteristic and a parabolic characteristic according to the power used by an actuating mechanism matched with the valve and the functions and characteristics of the valve.
In the prior art, a regulating valve used in chemical production does not have corrosion resistance when contacting chemical materials, and cannot resist friction, so that the service life is extremely short.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a novel electronic corrosion-resistant, antifriction and good governing valve of gas tightness.
The technical scheme of the utility model is realized like this: a novel electric corrosion-resistant regulating valve comprises an electric actuating mechanism, a valve body and a valve cover, wherein the valve body comprises a valve rod, a valve core and a valve seat, the electric actuating mechanism is connected with one end of the valve rod, the other end of the valve rod, opposite to the end connected with the valve rod and the electric actuating mechanism, is connected with the valve seat, two sides of the valve seat are oppositely provided with a liquid inlet and a liquid outlet, the upper end of the valve seat is provided with a mounting port for inserting the valve rod, the mounting port is fixedly connected with the valve cover, rubber shaft sleeves are circumferentially arranged on two sides of the inner wall of the mounting port, PU plastic is coated on the surface of each rubber shaft sleeve, polytetrafluoroethylene is coated on the inner wall of the valve seat and the surface of the valve core, an elastic part is sleeved in the middle of the valve rod, a pressure control device is arranged on the upper end of, still include the valve piece in the valve body, valve piece outer wall circumference is equipped with the annular, the annular intussuseption is filled with the packing ring.
By adopting the technical scheme, the electric actuator is connected with one end of the valve rod, the electric actuator is electrically connected with the valve rod to control the opening and closing of the valve rod, the other end of the valve rod, which is opposite to the end connected with the valve rod and the electric actuator, is connected with the valve seat, the valve rod penetrates through the top end of the valve seat and can oppositely slide up and down in the valve seat, the two sides of the valve seat are oppositely provided with the liquid inlet and the liquid outlet, the liquid inlet and the liquid outlet are symmetrical along the axis, the liquid enters through the liquid inlet and flows out from the liquid outlet through the flow passage under the control of the valve rod, the process is extremely smooth, the upper end of the valve seat is provided with the mounting port for the valve rod to insert, the mounting port is convenient for the valve rod to insert, the mounting port is fixedly connected with the valve cover through bolts, the sealing, the rubber shaft sleeve can prevent abrasion between the valve rod and the valve seat due to friction, so that the service life of the regulating valve is influenced, the surface of the rubber shaft sleeve is coated with PU plastic, the PU plastic can prevent corrosion, when the valve core is opened, fluid can flow into the liquid outlet from the flow channel, at the moment, the PU plastic can contact the shaft sleeve, the corrosion resistance is improved, the service life of the regulating valve is prolonged, the inner wall of the valve seat and the surface of the valve core are both coated with polytetrafluoroethylene, when the regulating valve is used in the chemical industry, a large amount of fluid can react with metal to corrode the valve body, so that the valve body is damaged, the service life is influenced, certain dangerousness is caused, the elastic part is sleeved in the middle of the valve rod, the efficiency of the valve rod is improved, when the electric actuating mechanism does not work, the valve core is abutted against the valve seat, a normally closed state is, when the case lets the fluid matter pass through when needs are opened, electric actuator control valve rod shifts up, and the elastic component takes place deformation, if valve rod and closure this moment, but the elastic component automatic re-setting, the electric actuator upper end is equipped with voltage-controlled device, voltage-controlled device includes voltage-controlled module, digital display board, sensor, the sensor sets up in the valve body, in voltage-controlled module located electric actuator, through the pressure in the setting for detectable disk seat to voltage-controlled device, work efficiency has been improved, still include the valve block in the valve body, valve block outer wall circumference is equipped with the annular, the annular intussuseption is filled with the packing ring, the packing ring can prevent that the fluid matter from revealing.
The utility model discloses further set up to: the outer layer of the rubber shaft sleeve is made of rubber, and the inner layer of the rubber shaft sleeve is made of PU plastic.
Through adopting above-mentioned technical scheme, the rubber sleeve skin deviates from one side of valve rod, case, one side of inlayer laminating valve rod or case, the PU plastics is pour through mould and rubber material, has improved joint strength between them, has improved corrosion-resistant effect.
The utility model discloses further set up to: the rubber shaft sleeve is matched with the valve block.
Through adopting above-mentioned technical scheme, the valve block is located inside the installing port department, rubber shaft sleeve fixed mounting has improved joint strength in valve block department, plays sealed effect simultaneously.
The utility model discloses further set up to: the digital display panel adopts an LED screen.
Through adopting above-mentioned technical scheme, adopt the LED screen can save the power.
The utility model discloses further set up to: the thickness of the polytetrafluoroethylene is 1/5 of a valve seat or a valve core.
By adopting the technical scheme, the polytetrafluoroethylene is coated on the inner wall of the valve seat and the surface of the valve core, so that the thickness is lower, the production efficiency is improved by using a coating mode, and a good corrosion-resistant effect is achieved.
The utility model discloses further set up to: and sealing rings are arranged in the liquid inlet and the liquid outlet.
Through adopting above-mentioned technical scheme, the sealing washer further improvement the gas tightness when inlet and liquid outlet and pipe connection.
The utility model discloses further set up to: the sensor is connected with one end of the valve core close to the liquid inlet.
By adopting the technical scheme, the sensor is arranged in the valve core and can detect the pressure in the flow channel so as to feed back the pressure to the pressure control module.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a sectional view of the overall structure of the embodiment of the present invention.
Reference numerals: 1. a valve body; 11. a valve cover; 12. a valve stem; 13. a valve core; 14. a valve seat; 141. a liquid inlet; 142. a liquid outlet; 143. an installation port; 15. a valve block; 16. a gasket; 2. an electric actuator; 3. a rubber shaft sleeve; 4. an elastic member; 5. a pressure control device; 51. a voltage control module; 52. a digital display panel; 53. a sensor; 6. a ring groove; 61. a gasket; 7. and (5) sealing rings.
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model discloses a novel electric corrosion-resistant regulating valve, which comprises an electric actuator 2, a valve body 1 and a valve cover 11, wherein the valve body 1 comprises a valve rod 12, a valve core 13 and a valve seat 14, the electric actuator 2 is connected with one end of the valve rod 12, the electric actuator 2 is electrically connected with the valve rod 12 to control the opening and closing of the valve rod 12, the other end of the valve rod 12, which is opposite to the end connected with the valve rod 12 and the electric actuator 2, is connected with the valve seat 14, the valve rod 12 penetrates through the top end of the valve seat 14 and can slide up and down in the valve seat 14, a liquid inlet 141 and a liquid outlet 142 are oppositely arranged at two sides of the valve seat 14, the liquid inlet 141 and the liquid outlet 142 are symmetrical along the axis, the liquid enters through the liquid inlet 141 and flows out from the liquid outlet 142 through a flow channel under the control of the valve rod 12, the installing port 143 is convenient for the insertion of the valve rod 12, the installing port 143 is fixedly connected with the valve cover 11 through a bolt, a sealing gasket 16 is arranged between the installing port 143 and the valve cover 11, the sealing gasket 16 further improves the air tightness, a rubber shaft sleeve 3 is arranged on the inner wall of the installing port 143 in the circumferential direction, the rubber shaft sleeve 3 can prevent the valve rod 12 and the valve seat 14 from being abraded due to friction, so that the service life of the regulating valve is influenced, PU plastic is coated on the surface of the rubber shaft sleeve 3, the PU plastic can prevent corrosion when the valve core 13 is opened, fluid can flow into the liquid outlet 142 from a flow channel, at the moment, the PU plastic can contact the shaft sleeve, the corrosion resistance is improved, the service life of the regulating valve is prolonged, polytetrafluoroethylene is coated on the inner wall of the valve seat 14 and the surface of the valve core 13, and a large amount of fluid can, the valve body 1 is corroded, so that the regulating valve is damaged, the service life is influenced, and certain danger is caused, the elastic part 4 is sleeved in the middle of the valve rod 12, the efficiency of the valve rod 12 is improved by the elastic part 4, when the electric actuating mechanism 2 does not work, the valve core 13 butts against the inside of the valve seat 14 to reach a normally closed state, the elastic part 4 is not deformed in a normal state, when the valve core 13 needs to be opened to allow fluid to pass through, the electric actuating mechanism 2 controls the valve rod 12 to move upwards, the elastic part 4 deforms, when the valve rod 12 is closed, the elastic part 4 can automatically reset, the upper end of the electric actuating mechanism 2 is provided with the pressure control device 5, the pressure control device 5 comprises a pressure control module 51, a digital display panel 52 and a sensor 53, the sensor 53 is arranged in the valve body 1, the pressure control module 51 is arranged in the electric actuating mechanism 2, and the pressure in the valve seat, the working efficiency is improved, still include valve block 15 in the valve body 1, 15 outer wall middle sections circumference of valve block are equipped with annular 6, the packing ring 61 is filled in the 6 intussuseptions of annular, the packing ring 61 can prevent that the fluid from revealing.
3 outer layers of rubber axle sleeve are the rubber material, and the inlayer is PU plastics material, 3 outer layers of rubber axle sleeve deviate from one side of valve rod 12, case 13, one side of inlayer laminating valve rod 12 or case 13, PU plastics is pour through mould and rubber material, has improved joint strength between them, has improved corrosion-resistant effect.
The rubber shaft sleeve 3 is matched with the valve block 15, the valve block 15 is located inside the mounting opening 143, and the rubber shaft sleeve 3 is fixedly mounted at the valve block 15, so that the connection strength is improved, and meanwhile, the sealing effect is achieved.
The digital display panel 52 is an LED screen, and the LED screen can save power.
The thickness of the polytetrafluoroethylene is 1/5 of the valve seat 14 or the valve core 13, the polytetrafluoroethylene is coated on the inner wall of the valve seat 14 and the surface of the valve core 13, so that the thickness is low, the production efficiency is improved by using a coating mode, and a good corrosion resistance effect is achieved.
The sensor 53 is connected to one end of the valve core 13 close to the liquid inlet 141, and the sensor 53 is disposed in the valve core 13 and can detect the pressure in the flow channel, so as to feed back the pressure to the pressure control module 51.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel electronic corrosion-resistant governing valve, includes electric actuator, valve body, valve gap, its characterized in that: the valve body comprises a valve rod, a valve core and a valve seat, the electric actuator is connected with one end of the valve rod, the other end of the valve rod, which is opposite to the end connected with the electric actuator, is connected with the valve seat, the two sides of the valve seat are oppositely provided with a liquid inlet and a liquid outlet, the upper end of the valve seat is provided with a mounting port for the valve rod to insert, the mounting port is fixedly connected with the valve cover, the inner wall of the mounting port is circumferentially provided with a rubber shaft sleeve, the surface of the rubber shaft sleeve is coated with PU plastic, the surfaces of the inner wall of the valve seat and the valve core are both coated with polytetrafluoroethylene, the middle part of the valve rod is sleeved with an elastic part, the upper end of the electric actuator is provided with a pressure control device, the pressure control device comprises a pressure control module, a digital display panel and a sensor, the sensor, and a gasket is filled in the ring groove.
2. The novel electric corrosion-resistant regulating valve according to claim 1, characterized in that: the outer layer of the rubber shaft sleeve is made of rubber, and the inner layer of the rubber shaft sleeve is made of PU plastic.
3. The novel electric corrosion-resistant regulating valve according to claim 1, characterized in that: the rubber shaft sleeve is matched with the valve block.
4. The novel electric corrosion-resistant regulating valve according to claim 1, characterized in that: the digital display panel adopts an LED screen.
5. The novel electric corrosion-resistant regulating valve according to claim 1, characterized in that: the thickness of the polytetrafluoroethylene is 1/5 of a valve seat or a valve core.
6. The novel electric corrosion-resistant regulating valve according to claim 1, characterized in that: and sealing rings are arranged in the liquid inlet and the liquid outlet.
7. The novel electric corrosion-resistant regulating valve according to claim 1, characterized in that: the sensor is connected with one end of the valve core close to the liquid inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231048.8U CN210218699U (en) | 2019-08-01 | 2019-08-01 | Novel electronic corrosion-resistant governing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231048.8U CN210218699U (en) | 2019-08-01 | 2019-08-01 | Novel electronic corrosion-resistant governing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210218699U true CN210218699U (en) | 2020-03-31 |
Family
ID=69919052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921231048.8U Expired - Fee Related CN210218699U (en) | 2019-08-01 | 2019-08-01 | Novel electronic corrosion-resistant governing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210218699U (en) |
-
2019
- 2019-08-01 CN CN201921231048.8U patent/CN210218699U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 Termination date: 20210801 |