CN220523400U - Sectional type air source executor - Google Patents
Sectional type air source executor Download PDFInfo
- Publication number
- CN220523400U CN220523400U CN202121952090.6U CN202121952090U CN220523400U CN 220523400 U CN220523400 U CN 220523400U CN 202121952090 U CN202121952090 U CN 202121952090U CN 220523400 U CN220523400 U CN 220523400U
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- Prior art keywords
- valve
- pressure
- relief
- electromagnetic valve
- solenoid valve
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 28
- 230000003584 silencer Effects 0.000 claims abstract description 7
- 230000001681 protective effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a sectional air source actuator, which comprises an air inlet pipe, wherein the air inlet pipe is connected with a three-way pipe, the other two outlets of the three-way pipe are respectively connected with a first pressure reducing valve and a second pressure reducing valve, a first electromagnetic valve is arranged behind the first pressure reducing valve, a second electromagnetic valve is connected behind the second pressure reducing valve, the first electromagnetic valve comprises a first electromagnetic valve first port connected with the first pressure reducing valve, a first electromagnetic valve second port provided with a silencer and a first electromagnetic valve third port connected with an air outlet pipe, the second electromagnetic valve comprises a second electromagnetic valve first port connected with the second pressure reducing valve and a second electromagnetic valve second port provided on the other side, the first electromagnetic valve third port and the second electromagnetic valve second port are both connected on the four-way pipe, the other two openings of the four-way pipe are connected with a pressure regulating valve, the pressure of the pressure regulating valve is kept constant after being set, and a pneumatic valve is arranged behind the air outlet pipe. The pneumatic valve can be controlled to realize disposable opening and sectional closing.
Description
Technical Field
The utility model particularly relates to a sectional air source actuator.
Background
The prior art is as follows: the pneumatic actuator is an actuating device for driving the opening and closing or adjusting valve by air pressure, and is also called a pneumatic actuating mechanism or a pneumatic device, but is commonly called a pneumatic head. Pneumatic actuators are sometimes also equipped with certain auxiliary devices. Valve positioners and hand wheel mechanisms are commonly used. The valve positioner has the function of improving the performance of the actuator by utilizing a feedback principle, so that the actuator can accurately position according to the control signal of the controller. The existing pipeline valve is generally provided with a pneumatic actuator for control, but under the condition of large pressure in a pipeline, the rapid closing of the valve can cause impact of the pressure in the pipeline on the pipeline, so that a series of problems are caused, and the sectional type closing is needed.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a sectional type air source actuator which comprises an air inlet pipe, wherein the air inlet pipe is connected with a three-way pipe, the other two outlets of the three-way pipe are respectively connected with a first pressure reducing valve and a second pressure reducing valve, a first electromagnetic valve is arranged behind the first pressure reducing valve, a second electromagnetic valve is connected behind the second pressure reducing valve, the first electromagnetic valve comprises a first electromagnetic valve first opening connected with the first pressure reducing valve, a first electromagnetic valve second opening of a silencer and a first electromagnetic valve third opening connected with an air outlet pipe, the second electromagnetic valve comprises a second electromagnetic valve first opening connected with the second pressure reducing valve and a second electromagnetic valve second opening arranged on the other side, the first electromagnetic valve third opening and the second electromagnetic valve second opening are both connected on the four-way pipe, the other two openings of the four-way pipe are connected with a pressure regulating valve, the pressure of the pressure regulating valve is kept constant after being arranged, and a pneumatic valve is arranged behind the air outlet pipe.
Preferably, the set pressure of the first pressure reducing valve is greater than the set pressure of the second pressure reducing valve.
Preferably, the first pressure reducing valve, the first electromagnetic valve, the second pressure reducing valve, the second electromagnetic valve and the pressure regulating valve are all arranged in a protective shell, the protective shell comprises a shell and a protective cover, and the shell and the protective cover are fixed through bolts and can be detached.
Preferably, the air inlet pipe and the air outlet pipe penetrate through the protection shell.
Preferably, the pneumatic valve comprises a pneumatic actuator and a stop valve.
Preferably, the stop valve is replaceable with a ball valve.
Preferably, the pressure regulating valve comprises two air inlets, namely a first pressure regulating valve port, a second pressure regulating valve port and a third pressure regulating valve port, and the third pressure regulating valve port is connected with a silencer for pressure relief.
Compared with the prior art, the utility model has the following beneficial effects: the existing pneumatic actuator generally directly controls the valve to open and close, has no buffer, and is easy to cause problems due to disposable closing under the condition of large pressure in the pipe.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings provided by the embodiments of the present utility model, and it is apparent that the described embodiments are only preferred embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art without the inventive effort, are intended to be within the scope of the present utility model, based on the preferred embodiments of the present utility model. The present utility model will be described in further detail below.
In the description of the present utility model, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings. The foregoing definitions are provided merely to facilitate the description of the utility model and to simplify the description and do not indicate or imply that the structures referred to must have a particular orientation, be constructed and operate in a particular orientation, and are not to be construed as limiting the utility model.
As shown in fig. 1-2, the utility model provides a sectional air source actuator, which comprises an air inlet pipe 2, wherein the air inlet pipe 2 is connected with a three-way pipe 3, the other two outlets of the three-way pipe 3 are respectively connected with a first pressure reducing valve 4 and a second pressure reducing valve 6, a first electromagnetic valve 5 is arranged behind the first pressure reducing valve 4, a second electromagnetic valve 7 is connected behind the second pressure reducing valve 6, the first electromagnetic valve 5 comprises a first electromagnetic valve first opening 51 connected with the first pressure reducing valve 4, a first electromagnetic valve second opening 52 provided with a silencer and a first electromagnetic valve third opening 53 connected with an air outlet pipe 10, the second electromagnetic valve 7 comprises a second electromagnetic valve first opening 71 connected with the second pressure reducing valve 6 and a second electromagnetic valve second opening 72 arranged on the other side, the first electromagnetic valve third opening 52 and the second electromagnetic valve second opening 72 are both connected on the four-way pipe 8, the other two openings of the four-way pipe 8 are connected with a pressure regulating valve 9, the pressure of the pressure regulating valve 9 is kept constant after being arranged, and a pressure maintaining valve is arranged behind the air outlet pipe 10.
The set pressure of the first pressure reducing valve 4 is greater than the set pressure of the second pressure reducing valve 6.
The first pressure reducing valve 4, the first electromagnetic valve 5, the second pressure reducing valve 6, the second electromagnetic valve 7 and the pressure regulating valve 9 are all arranged in the protective shell 1, the protective shell 1 comprises a shell and a protective cover, and the shell and the protective cover are fixed through bolts and can be detached.
The air inlet pipe 2 and the air outlet pipe 10 penetrate through the protective shell 1.
The pneumatic valve comprises a pneumatic actuator 11 and a shut-off valve 12.
The shut-off valve 12 can be replaced by a ball valve.
The pressure regulating valve 9 comprises two air inlets, namely a first pressure regulating valve port 91, a second pressure regulating valve port 92 and a third pressure regulating valve port 93, and the third pressure regulating valve port 93 is connected with a silencer.
When the device is used, the air inlet pipe 2 is connected with an external air source to provide air pressure, the opening and closing of the pneumatic valve are controlled through the first pressure reducing valve 4 and the first electromagnetic valve 5, buffering is carried out through the second pressure reducing valve 6 and the second electromagnetic valve 7, in the process, the regulating valve 9 is used for pressure relief and pressure maintaining, the process is that after air is fed through the air inlet pipe 2, the air inlet pipe is divided into two paths, the two paths respectively pass through the first pressure reducing valve 4 to reach the first electromagnetic valve 5, then the first electromagnetic valve 5 is used for pressure relief through a silencer arranged in the sum of the first electromagnetic valve second opening 52, the second pressure reducing valve 6 and the second electromagnetic valve 7 are buffered at the same time, the other two openings of the four-way pipe 8 are respectively provided with the pressure relief valve 9, the connection mode is that the first pressure regulating valve opening 91 for air inlet is connected, the second pressure regulating valve opening 92 for air outlet is connected, in the process is carried out through the third pressure regulating valve opening 93, the pressure is kept constant, the air outlet pipe 10 connected with the first electromagnetic valve 5 can control the pneumatic actuator 11 of the pneumatic valve to open and close the stop valve 12, in the process, the one-step closing of the pneumatic valve is realized, for example, the first pressure and the first pressure valve is kept constant at the pressure is kept at the pressure constant at the pressure between 0 MPa and 0.0 MPa, and the pressure is kept at the pressure between the pressure and 0.0 MPa and the pressure is kept at the pressure when the pressure is set at the pressure is 0.0.0.0 MPa.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (7)
1. The utility model provides a sectional type air source executor, its characterized in that includes the intake pipe, the intake pipe is connected with the three-way pipe, two other export of three-way pipe are connected with first relief pressure valve and second relief pressure valve respectively, be provided with first solenoid valve behind the first relief pressure valve, be connected with the second solenoid valve behind the second relief pressure valve, first solenoid valve includes the first solenoid valve mouth of being connected with first relief pressure valve, the first solenoid valve mouth of setting up the muffler and the first solenoid valve mouth of connecting the outlet duct, the second solenoid valve includes the second solenoid valve mouth of being connected with the second relief pressure valve and the second solenoid valve mouth of being set up of opposite side, first solenoid valve mouth and second solenoid valve mouth of being connected on the four-way pipe all, two other openings of four-way pipe are connected the air-vent valve, keep invariable behind the pressure setting of air-vent valve for the pressurize, be provided with pneumatic valve behind the outlet duct.
2. The segmented gas source actuator of claim 1, wherein the first relief valve has a set pressure greater than a set pressure of the second relief valve.
3. The segmented air source actuator of claim 1, wherein the first pressure relief valve, the first solenoid valve, the second pressure relief valve, the second solenoid valve, and the pressure regulating valve are all disposed within a protective housing, the protective housing comprising a housing and a protective cover, and the housing and the protective cover being secured by bolts and removable.
4. A segmented gas source actuator according to claim 3 wherein the gas inlet and outlet tubes extend through the protective housing.
5. The segmented gas source actuator of claim 1, wherein said pneumatic valve comprises a pneumatic actuator and a shut-off valve.
6. The segmented gas source actuator of claim 5, wherein said shut-off valve is replaceable with a ball valve.
7. The segmented air source actuator of claim 1, wherein the pressure regulating valve comprises three air inlet and outlet ports, namely a first pressure regulating valve port, a second pressure regulating valve port and a third pressure regulating valve port, and the third pressure regulating valve port is connected with a silencer for pressure relief.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121952090.6U CN220523400U (en) | 2021-08-19 | 2021-08-19 | Sectional type air source executor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121952090.6U CN220523400U (en) | 2021-08-19 | 2021-08-19 | Sectional type air source executor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220523400U true CN220523400U (en) | 2024-02-23 |
Family
ID=89929642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121952090.6U Active CN220523400U (en) | 2021-08-19 | 2021-08-19 | Sectional type air source executor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220523400U (en) |
-
2021
- 2021-08-19 CN CN202121952090.6U patent/CN220523400U/en active Active
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