CN207961533U - Piston flow regulating valve with exhaust apparatus - Google Patents
Piston flow regulating valve with exhaust apparatus Download PDFInfo
- Publication number
- CN207961533U CN207961533U CN201820129757.4U CN201820129757U CN207961533U CN 207961533 U CN207961533 U CN 207961533U CN 201820129757 U CN201820129757 U CN 201820129757U CN 207961533 U CN207961533 U CN 207961533U
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- piston
- gas
- valve body
- exhaust apparatus
- flow regulating
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Abstract
The utility model discloses a kind of piston flow regulating valves with exhaust apparatus, it includes a piston valve body, one regulating device and an exhaust apparatus, the wherein described piston valve body has an input end, one outlet end and a valve core chamber between the inducer and outlet end, it is arranged at the valve core chamber of the piston valve body to adjust the fluid flow rate for flowing to the outlet end from the input end, including an exhaust passage and a gas deflation assembly, the wherein described exhaust passage is communicated in the described of the piston valve body and goes out to flow end, the wherein described gas deflation assembly is arranged at the exhaust passage and flows to gas in the fluid of the outlet end so that the input end is discharged.
Description
Technical field
The utility model is related to a fluid valves, more particularly, to a kind of piston flow regulating valve carrying an exhaust apparatus, the work
An exhaust apparatus is installed in plug flow regulating valve, by controlling the exhaust apparatus, can control and flow through the piston flow regulating valve stream
The flow velocity and flow direction of body flow through the bubble that the piston flow regulating valve generates to eliminate fluid, prevent cavitation erosion to the piston tune
Flow the influence of valve.
Background technology
Fluid valve is generally applied in the flow liquid processes such as water factory, power plant, to reach adjust fluids within pipes flow,
The effects that fluidised form and the pressure of adjusting fluids within pipes, especially in large-scale engineering, effect is outstanding especially prominent.
Then since the pressure of fluids within pipes changes often, to which fluid can be made in the mistake by the fluid valve
The bubble that will produce a small amount of bubble in journey, and generate is condensed or is ruptured rapidly under high pressure effect, at this time around liquid
The occupied space of Primordial Qi bubble is rushed at high speed, very big surge, and frequency of impact are generated at shock point
High, since percussion makes the pump housing shake and generates noise, and impeller is locally in the repeated action of enormous impact force, makes
Material surface fatigue makes impeller or pump case be damaged from spot corrosion is started to crack is formed, and this phenomenon is exactly cavitation,
The presence of this phenomenon makes the service life of the valve body greatly reduce.
Utility model content
One of the utility model is designed to provide a piston flow regulating valve for carrying exhaust apparatus, wherein described with row
The piston flow regulating valve of device of air include a piston valve body, a valve core chamber, setting the indoor regulating device of the spool and along
One exhaust apparatus of fluid flow direction setting, the wherein exhaust apparatus are removably attachable to the piston valve body, and
By the exhaust apparatus, and then cavitation can be made to be controlled in the exhaust apparatus.
Another of the utility model is designed to provide a piston flow regulating valve for carrying exhaust apparatus, wherein in the exhaust
After device is damaged by cavitation erosion, by replacing the exhaust apparatus, and then the piston flow regulating valve for carrying exhaust apparatus can be enable
It is enough to be used by a user again.
Another of the utility model is designed to provide a piston flow regulating valve for carrying exhaust apparatus, wherein by the row
Device of air to make to be throttled by the piston flow regulating valve fluid with exhaust apparatus, and forms the fluid of multiple high speeds.
Another of the utility model is designed to provide a piston flow regulating valve for carrying exhaust apparatus, wherein described carry
The piston flow regulating valve of exhaust apparatus forms an input end and an outlet end, so that fluid flows to the outlet from the input end
End, wherein form the valve core chamber between the input end and the outlet end, wherein the regulating device be arranged at it is described
Valve core chamber, the flow velocity for adjusting fluid.
To achieve the above object, the utility model provides a technical solution, wherein the technical solution is a kind of row of carrying
The piston flow regulating valve of device of air comprising：
One piston valve body, the piston valve body have an input end, an outlet end and between the inducer and outlets
One valve core chamber at end；
One regulating device is arranged at the valve core chamber of the piston valve body and is flowed to adjust from the input end
The fluid flow rate of the outlet end；And
One exhaust apparatus comprising an exhaust passage and a gas deflation assembly, wherein the exhaust passage be communicated in it is described
The described of piston valve body goes out to flow end, is flowed to wherein the gas deflation assembly is arranged at the exhaust passage with the input end is discharged
Gas in the fluid of the outlet end.
Preferably, wherein the exhaust passage is integrally formed at the piston valve body.
Preferably, wherein the gas deflation assembly includes a gas trap and an air pressure generator, wherein the gas trap is arranged
In the exhaust passage, wherein the gas trap is controllably connected to the air pressure generator.
Preferably, wherein the piston flow regulating valve includes a detector and a controller, wherein the gas detection
Device is communicatively coupled to the controller, wherein the gas trap and the air pressure generator are controllably connected to the control
Device processed.
Technical approach provided by the utility model is a kind of piston flow regulating valve with exhaust apparatus, which is characterized in that its
Including：
One piston valve body, the piston valve body have an input end, an outlet end and between the inducer and outlets
One valve core chamber at end；
One regulating device is arranged at the valve core chamber of the piston valve body and is flowed to adjust from the input end
The fluid flow rate of the outlet end；And
One exhaust apparatus comprising an exhaust passage and a gas deflation assembly, wherein the exhaust passage be communicated in it is described
The described of piston valve body goes out to flow end, is flowed to wherein the gas deflation assembly is arranged at the exhaust passage with the input end is discharged
Gas in the fluid of the outlet end.
It is highly preferred that the wherein described exhaust passage is integrally formed at the piston valve body.
It is highly preferred that the wherein described gas deflation assembly includes a gas trap and an air pressure generator, wherein the gas trap is set
It is placed in the exhaust passage, wherein the gas trap is controllably connected to the air pressure generator.
It is highly preferred that the wherein described piston flow regulating valve includes a detector and a controller, wherein the gas is examined
Survey device and be communicatively coupled to the controller, wherein the gas trap and the air pressure generator be controllably connected to it is described
Controller.
Description of the drawings
Fig. 1 is the structural schematic diagram of piston flow regulating valve of the utility model one with exhaust apparatus.
Fig. 2 is the piston flow regulating valve part-structure schematic diagram that the utility model one carries exhaust apparatus.
Specific implementation mode
It is described below to be disclosed for so that those skilled in the art manufacture and use the utility model.Middle offer described below
Preferred embodiment only as the example and modification that will be apparent to those skilled in the art, do not constitute to the utility model
The limitation of range.General Principle defined in described below can be answered without departing substantially from the spirit of the present invention and utility model range
For other embodiments, optional replacement, modification, equivalent implementation and application.
With reference to figure 1 and Fig. 2, the utility model discloses a piston flow regulating valve 10 for carrying throttling set, wherein the piston
Flow regulating valve 10 includes a piston valve body 11, wherein the piston valve body 11 has an input end 111 and an outlet end 112, wherein
Fluid flows to the outlet end 112 from the input end 111, and a valve is formed between the input end 111 and the outlet end 112
Core room 113, wherein also setting up a regulating device 12 in the valve core chamber 113 of the piston valve body 11, the regulating device 12 is located at
In the valve core chamber 113, wherein the regulating device 12 can be adjusted flows to the outlet end 112 by the input end 111
Fluid flow velocity.
Specifically, the regulating device 12 includes a control valve valve shaft 121, a crank 122, a connecting rod 123 and a column
Piston 124, wherein the plunger piston 124 is driveably connected to the control valve shaft 121, wherein the control valve axis
121 are connected to the crank 122, wherein the connecting rod 123 is connected to the crank 122, wherein the plunger piston quilt
Be set to the valve core chamber, and can by adjusting the connecting rod so that can make the plunger piston in the valve core chamber
It is moved back and forth between the export and import, wherein by adjusting the plunger piston, and then can adjust and flow through the piston
The flow velocity of the fluid of flow regulating valve body.
In addition, the piston flow regulating valve 10 with throttling set further includes an exhaust apparatus 13, the exhaust apparatus 13
One end 131 is removably installed in the piston valve body 11, and is located at the outlet end 112, wherein when fluid is described in
When the input end 111 of piston valve body 11 flows to the outlet end 112, the air in fluid will pass through the exhaust apparatus 13
It is excluded, to avoid leading to the presence of cavitation in fluid there are air.
Fluid is throttled as multistage, and is throttled the fluid for multistage by being caught in institute after the exhaust apparatus 13
State the other end of exhaust apparatus 13.
Specifically, the exhaust apparatus 13 is arranged at the outlet end 112 of the piston valve body 11, and the exhaust fills
It sets 13 and is communicated in the outlet end 112, when fluid flows to the outlet end 112 from the inducer 111, by being arranged at
The regulating device 12 in the valve core chamber 113, wherein the exhaust apparatus 13 of the exhaust apparatus 13 can will pass through
Hollow fluid gas after the regulating device 12 throttles is discharged, and allows fluid from and continue through the exhaust apparatus 13.
More specifically, the exhaust apparatus 13 includes an exhaust passage 131 and a gas deflation assembly 132, wherein the exhaust
Channel 13 is integrally formed at the piston valve body 11, wherein the gas deflation assembly 132 is arranged at the exhaust passage 13, wherein
Exhaust passage 13 is communicated in the outlet end 112 of the piston valve body 11, to flow through the outlet end 112 in fluid
When, the air in fluid is guided by the gas deflation assembly 132 to be flowed out by the exhaust passage 13, in this way,
And then the piston flow regulating valve for carrying exhaust apparatus that can disappear.
The gas deflation assembly 132 preferably includes a gas trap 1321 and an air pressure generator 1322, wherein the gas
Valve 1321 is set to the exhaust passage 13, wherein the air pressure generator 1322 is connected to the gas trap 1321, wherein
It, will once there are gases, the gas trap 1321 in fluid when fluid flows to the outlet end 112 from the input end 111
It is opened by the gas in fluid, to allow gas to be flowed out by the exhaust passage 13, in addition, the air pressure generator 1322 exists
When the gas trap 1321 is opened, the gas in the exhaust passage 13 can further be guided to be discharged.
Further, the piston flow regulating valve with exhaust apparatus further includes a detector 20 and a controller
30, wherein the detector 20 is communicatively coupled to the controller 30, wherein the gas trap 1321 and the air pressure
Generator 1322 is controllably connected to the controller 30, is led to wherein the detector 20 is arranged at the exhaust
Road 13 whether there is air to detect in fluid.
In the detector 20 detects the fluid there are air after, will drive the controller 30 control institute
The opening of gas trap 1321 is stated, and the air pressure generator 1322 will automatically guide air to be discharged from the exhaust passage 13.
The utility model is described in detail above in association with attached drawing embodiment, those skilled in the art can root
Many variations example is made to the utility model according to above description.Thus, certain details in embodiment should not be constituted to this practicality
Novel restriction, the utility model will be using the ranges that the appended claims define as the scope of protection of the utility model.
Claims (4)
1. a kind of piston flow regulating valve with exhaust apparatus, which is characterized in that it includes：
One piston valve body, the piston valve body have an input end, an outlet end and between the inlet end and an outlet ends
One valve core chamber；
One regulating device is arranged at the valve core chamber of the piston valve body to adjust from described in input end flow direction
The fluid flow rate of outlet end；And
One exhaust apparatus comprising an exhaust passage and a gas deflation assembly, wherein the exhaust passage is communicated in the piston
The outlet end of valve body, wherein the gas deflation assembly is arranged at the exhaust passage to be discharged described in the input end flow direction
Gas in the fluid of outlet end.
2. piston flow regulating valve according to claim 1, which is characterized in that the wherein described exhaust passage is integrally formed at described
Piston valve body.
3. piston flow regulating valve according to claim 1, which is characterized in that the wherein described gas deflation assembly include a gas trap and
One air pressure generator, wherein the gas trap is set to the exhaust passage, wherein the gas trap is controllably connected to
The air pressure generator.
4. piston flow regulating valve according to claim 3, which is characterized in that the wherein described piston flow regulating valve is examined including a gas
Device and a controller are surveyed, wherein the detector is communicatively coupled to the controller, wherein the gas trap and described
Air pressure generator is controllably connected to the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820129757.4U CN207961533U (en) | 2018-01-25 | 2018-01-25 | Piston flow regulating valve with exhaust apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820129757.4U CN207961533U (en) | 2018-01-25 | 2018-01-25 | Piston flow regulating valve with exhaust apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207961533U true CN207961533U (en) | 2018-10-12 |
Family
ID=63735045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820129757.4U Active CN207961533U (en) | 2018-01-25 | 2018-01-25 | Piston flow regulating valve with exhaust apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207961533U (en) |
-
2018
- 2018-01-25 CN CN201820129757.4U patent/CN207961533U/en active Active
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