CN206920950U - A kind of pressure regulator valve for automatically adjusting and feeding back airline pressure - Google Patents
A kind of pressure regulator valve for automatically adjusting and feeding back airline pressure Download PDFInfo
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- CN206920950U CN206920950U CN201720789017.9U CN201720789017U CN206920950U CN 206920950 U CN206920950 U CN 206920950U CN 201720789017 U CN201720789017 U CN 201720789017U CN 206920950 U CN206920950 U CN 206920950U
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Abstract
It the utility model is related to a kind of pressure regulator valve for automatically adjusting and feeding back airline pressure, supervising device is fed back including a pair of air pressure, device for automatically adjusting pressure, air pressure overload protection device, gas circuit reponse system and way circuit control system, air pressure feedback supervising device includes pressure sensor and the first connector, device for automatically adjusting pressure includes motor, motor movement component, limit switch and pressure regulator valve, air pressure overload protection device includes relief valve and the second connector, pressure sensor is connected with the first connector, first connector connects gas path pipe, the inlet end of pressure regulator valve connects gas path pipe with air return end, one end of relief valve is connected with the second connector, second connector connects gas path pipe, the first connector is sequentially arranged on gas path pipe, pressure regulator valve, second connector and the first connector；Solve the problems, such as that manual pressure regulating valve is unable to precise fine-adjustment air pressure and can not form closed-loop control with control system；Realize that automatic precisely regulation, in time feedback airline pressure and system form closed-loop control.
Description
Technical field
It the utility model is related to pressure regulator valve field, and in particular to a kind of pressure regulation for automatically adjusting and feeding back airline pressure
Valve.
Background technology
Existing pressure regulator valve reaches the purpose of pressure regulation using can be manually rotated bonnet more.Under the gas circuit environment of complexity, output
Air pressure can produce the unstable situation of air pressure with the skew of usage time.Due to being to adjust manually, so can not be accurately micro-
Air pressure adjusting, it can not be adjusted in time feedback record because air pressure is unstable in use in addition, and and control system
Between can not form closed-loop control system, therefore cause to adjust in real time in the course of the work and the very first time takes protection to arrange
Apply.
Application No. CN201310303353.4 Chinese patent discloses a kind of pressure regulator valve pressure regulation control system, bag
Pressure adjustment control host computer, pressure regulation cRIO real-time controllers, pressure regulator valve pressure sensor, pressure regulation valve opening is included to pass
Sensor, pressure regulator valve electrohydraulic servo valve, the total magnetic valve of hydraulic pressure and dc source, by real-time controller CPU according to the biography collected
Sensor data are made comparisons with pressure regulation valve opening desired value and pressure regulator valve pressure target value, then electro-hydraulic to pressure regulator valve by D/A modules
Servo valve sends instruction, changes pressure regulator valve valve opening, so as to adjust pressure regulator valve downstream pressure, realizes that pressure regulator valve downstream pressure is fast
Speed stabilization and accurate adjustment.The system is applied to hydraulic-driven environment, is not particularly suited for gas circuit environment.
The content of the invention
The purpose of this utility model is solve problems of the prior art, there is provided one kind can be automatically adjusted and fed back
The pressure regulator valve of airline pressure.
The utility model purpose is achieved through the following technical solutions：
A kind of pressure regulator valve for automatically adjusting and feeding back airline pressure, including a pair of air pressure feedback supervising devices, air pressure are certainly
Dynamic adjusting means, air pressure overload protection device, gas circuit reponse system and way circuit control system, the air pressure feed back supervising device
Including pressure sensor and the first connector, the device for automatically adjusting pressure includes motor, motor movement component, limit switch
And pressure regulator valve, the air pressure overload protection device include relief valve and the second connector, the pressure sensor and described first
Connector connects, and first connector connects gas path pipe, and the inlet end of the pressure regulator valve connects the gas with air return end
Road pipeline, one end of the relief valve are connected with second connector, and second connector connects the gas path pipe,
First connector, pressure regulator valve, the second connector and the first connector are sequentially arranged on the gas path pipe, the gas circuit is anti-
The digital quantity signal that the pressure differential of a pair of pressure sensors is changed is fed back to the way circuit control system, institute by feedback system
State way circuit control system and send pulse signal and control the motion of the motor so as to adjust the pressure regulator valve.
Preferably, the motor is stepper motor or servomotor.
Preferably, the motor movement component includes motor connection axle, the right cantilever of line slideway, motor slide rails fixed station
Seat, left and right line slideway connector, the left cantilever of line slideway and shaft coupling, the both ends of the motor slide rails fixed base respectively with
The left cantilever of line slideway connects with the right cantilever of line slideway, the both ends of the left and right line slideway connector respectively with it is described
The left cantilever of line slideway connects with one end of the right cantilever of line slideway, the left cantilever of the line slideway and the right cantilever of line slideway
The other end is connected with the gas path pipe respectively, and the limit switch is fixed on the left cantilever of the line slideway or line slideway is right
On cantilever, one end of the motor is connected with the motor slide rails fixed base, the other end of the motor and the shaft coupling
One end connection, the other end of the shaft coupling is connected with one end of the motor connection axle, the motor connection axle it is another
End is connected with the bonnet of the pressure regulator valve.
Preferably, first connector and the second connector are three-way connections.
Preferably, the limit switch is mechanical microswitch or electromagnetic type proximity switch or opening based on optocoupler principle
Close.
Preferably, the relief valve is needle valve.
Compared with prior art, the beneficial effects of the utility model are mainly reflected in：
The pressure regulator valve of the present utility model for automatically adjusting and feeding back airline pressure is pressed a pair by gas circuit reponse system
The digital quantity signal of the pressure value conversion of force snesor feeds back to way circuit control system, and the way circuit control system sends letter
The motion of number controlled motor plays the work of automatic voltage regulation and accurate feedback control gas path pipe air pressure inside so as to adjust pressure regulator valve
With；And gas can empty automatically by relief valve when air pressure is more than a limit value, play a part of overload protection.
Brief description of the drawings
Fig. 1 is the structural representation of the pressure regulator valve of the present utility model for automatically adjusting and feeding back airline pressure；
Fig. 2 is the structural representation of device for automatically adjusting pressure；
Wherein：1 is air pressure feedback supervising device, and 2 be device for automatically adjusting pressure, and 3 be air pressure overload protection device, and 4 are
Gas circuit reponse system, 5 be way circuit control system, and 12 be pressure sensor, and 13 be the first connector, and 21 be motor connection axle,
22 be the right cantilever of line slideway, and 23 be motor slide rails fixed base, and 24 be motor, and 25 be left and right line slideway connector, and 26 are
Limit switch, 27 be the left cantilever of line slideway, and 28 be shaft coupling, and 29 be pressure regulator valve, and 32 be relief valve, and 33 be the second connector.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, developed simultaneously implementation below in conjunction with accompanying drawing
Example, the utility model is further described.It should be appreciated that specific embodiment described herein is only explaining this practicality
It is new, it is not used to limit the utility model.
As shown in figure 1, a kind of pressure regulator valve for automatically adjusting and feeding back airline pressure of the present utility model, including a pair of gas
Pressure feedback supervising device 1, device for automatically adjusting pressure 2, air pressure overload protection device 3, gas circuit reponse system 4 and way circuit control
System 5, the air pressure feedback supervising device 1 include the connector 13 of pressure sensor 12 and first, and the air pressure automatically adjusts dress
Putting 2 includes motor 24, motor movement component, limit switch 26 and pressure regulator valve 29, and the air pressure overload protection device 3 includes pressure release
The connector 33 of valve 32 and second, the pressure sensor 12 are connected with first connector 13, and first connector 13 connects
Vent passage pipeline, the inlet end of the pressure regulator valve 29 connect the gas path pipe, one end of the relief valve 32 with air return end
It is connected with second connector 33, second connector 33 connects the gas path pipe, on the gas path pipe sequentially
First connector 13, pressure regulator valve 29, the second connector 33 and the first connector 13 are set, and the gas circuit reponse system 4 will
The digital quantity signal of the pressure differential conversion of a pair of pressure sensors 12 feeds back to the way circuit control system 5, described total
Circuit control system 5 sends pulse signal and controls the motion of the motor 24 so as to adjust the pressure regulator valve 29.Described first connects
Fitting 13 is the cutting ferrule female adapter of threeway two, and second connector 33 is threeway ferrule fitting, the pressure sensor 12
Use and be threadedly coupled with one end of the cutting ferrule female adapter of threeway two, the another two of the cutting ferrule female adapter of threeway two
Port connects gas path pipe by screw pressing tight type, and the inlet end and air return end of the pressure regulator valve 29 are connected by screw pressing tight type
Lead to the gas path pipe, one end of the relief valve 32 is connected with the threaded one end of the threeway ferrule fitting, the triplet card
The another two port of bell and spigot joint connects the gas path pipe by screw pressing tight type.Gas will not be from a limit value for air pressure
Relief valve 32 empties, but gas can be arranged automatically by the free end of the relief valve 32 when air pressure exceedes the limits value
Sky, play a part of overload protection.In one embodiment, the relief valve 32 is needle valve.It is this automatically adjust and
The pressure regulator valve of feedback airline pressure is controlled and resetted using motor 24, is automatically reset phase compared with the mechanical shell fragment of technology use
Than, can be finely adjusted, improve the precision of pressure regulation, gas circuit reponse system of the present utility model realize the feedback of air pressure with can
Monitoring property, the stabilization and controllability of air pressure are improved, and the setting of relief valve 32 adds security.
As shown in Fig. 2 the motor 24 is stepper motor or servomotor, wherein can further be carried using servomotor
The precision of high pressure regulation.The motor movement component includes motor connection axle 21, the right cantilever 22 of line slideway, motor slide rails fixed station
Seat 23, left and right line slideway connector 25, the left cantilever 27 of line slideway and shaft coupling 28, the motor slide rails fixed base 23
The right cantilever 22 of cantilever 27 and line slideway left with the line slideway is snapped connection by slide rail type respectively at both ends, and the left and right is straight
One end of the both ends of the line guide-rail coupling member 25 right cantilever 22 of cantilever 27 and line slideway left with the line slideway respectively passes through spiral shell
Line welds, the other end of the left cantilever 27 of the line slideway and the right cantilever 22 of line slideway respectively with the gas path pipe buckle-type
Connection, limit switch 26 are mechanical microswitch or electromagnetic type proximity switch or the switch based on optocoupler principle, described spacing
Switch 26 is threadedly secured on the left cantilever 27 of the line slideway or the right cantilever 22 of line slideway, one end of the motor 24
It is fixedly connected with the motor slide rails fixed base 23, one end of the other end of the motor 24 and the shaft coupling 28 passes through card
Withhold to be close to and connect, one end buckle of the other end of the shaft coupling 28 and the motor connection axle 21, which compresses, to be connected, the motor
The other end of connecting shaft 21 is fixedly connected with the bonnet of the pressure regulator valve 29.Above-mentioned all parts are fixedly connected with mode and can adopted
With screw thread or buckle or other equivalent it is fixedly connected with mode.
The course of work of this pressure regulator valve for automatically adjusting and feeding back airline pressure is：Air-flow can be successively through undue first
The air pressure feedback supervising device 1 of gas path pipe rear and front end is not arranged on, and the air pressure feeds back the pressure sensing in supervising device 1
The air pressure numerical value monitored can be converted into digital quantity signal by device 12, and the gas circuit reponse system 4 is according to before and after gas path pipe two
Digital quantity signal among the air pressure feedback supervising device 1 of end passes through computing, so as to monitor the shape of gas path pipe air pressure inside
State, under conditions of needing to maintain gas path pipe air pressure inside constant within a certain period of time, the basis of way circuit control system 5
The digital quantity signal that the gas circuit reponse system 4 is fed back carries out computing and sends signal in real time according to pid algorithm to control
State motor 24, the motor 24 is by rotating the bonnet of the pressure regulator valve 29 so that gas path pipe air pressure inside value is controlled in institute
Need in preferable number range, so as to the overall work for reaching automatic voltage regulation and energy accurate feedback control gas path pipe air pressure inside
With.
The foregoing is only this new preferred embodiment, be not limited to it is new, it is all new at this
All any modification, equivalent and improvement made within spirit and principle etc., it should be included within this new protection domain.
Claims (5)
- A kind of 1. pressure regulator valve for automatically adjusting and feeding back airline pressure, it is characterised in that：Including a pair of air pressure feedback monitoring dresses Put (1), device for automatically adjusting pressure (2), air pressure overload protection device (3), gas circuit reponse system (4) and way circuit control system (5), the air pressure feedback supervising device (1) includes pressure sensor (12) and the first connector (13), the air pressure are adjusted automatically Regulating device (2) includes motor (24), motor movement component, limit switch (26) and pressure regulator valve (29), the air pressure overload protection Device (3) includes relief valve (32) and the second connector (33), the pressure sensor (12) and first connector (13) Connection, first connector (13) connect gas path pipe, and the inlet end of the pressure regulator valve (29) connects described with air return end Gas path pipe, one end of the relief valve (32) are connected with second connector (33), the second connector (33) connection The gas path pipe, first connector (13), pressure regulator valve (29), the second connector are sequentially arranged on the gas path pipe (33) pressure value of a pair of pressure sensors (12) is changed with the first connector (13), the gas circuit reponse system (4) Digital quantity signal feed back to the way circuit control system (5), the way circuit control system (5) is sent described in signal control The motion of motor (24) is so as to adjusting the pressure regulator valve (29).
- 2. the pressure regulator valve according to claim 1 for automatically adjusting and feeding back airline pressure, it is characterised in that：The motor (24) it is stepper motor or servomotor.
- 3. the pressure regulator valve according to claim 1 or 2 for automatically adjusting and feeding back airline pressure, it is characterised in that：It is described Motor movement component includes motor connection axle (21), the right cantilever of line slideway (22), motor slide rails fixed base (23), left and right directly Line guide-rail coupling member (25), the left cantilever of line slideway (27) and shaft coupling (28), the two of the motor slide rails fixed base (23) End is connected with the left cantilever of the line slideway (27) and the right cantilever of line slideway (22) respectively, the left and right line slideway connector (25) one end of both ends respectively with the left cantilever of the line slideway (27) and the right cantilever of line slideway (22) is connected, the straight line The other end of the left cantilever of guide rail (27) and the right cantilever of line slideway (22) is connected with the gas path pipe respectively, the limit switch (26) it is fixed on the left cantilever of the line slideway (27) or the right cantilever of line slideway (22), one end of the motor (24) and institute Motor slide rails fixed base (23) connection is stated, the other end of the motor (24) is connected with one end of the shaft coupling (28), institute The other end for stating shaft coupling (28) is connected with one end of the motor connection axle (21), the other end of the motor connection axle (21) It is connected with the bonnet of the pressure regulator valve (29).
- 4. the pressure regulator valve according to claim 3 for automatically adjusting and feeding back airline pressure, it is characterised in that：Described first Connector (13) and the second connector (33) are three-way connections.
- 5. the pressure regulator valve according to claim 3 for automatically adjusting and feeding back airline pressure, it is characterised in that：It is described spacing It is mechanical microswitch or electromagnetic type proximity switch or the switch based on optocoupler principle to switch (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720789017.9U CN206920950U (en) | 2017-07-03 | 2017-07-03 | A kind of pressure regulator valve for automatically adjusting and feeding back airline pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720789017.9U CN206920950U (en) | 2017-07-03 | 2017-07-03 | A kind of pressure regulator valve for automatically adjusting and feeding back airline pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206920950U true CN206920950U (en) | 2018-01-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720789017.9U Active CN206920950U (en) | 2017-07-03 | 2017-07-03 | A kind of pressure regulator valve for automatically adjusting and feeding back airline pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206920950U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115852562A (en) * | 2023-03-03 | 2023-03-28 | 山东日发纺织机械有限公司 | Air jet loom, air jet loom control system and method |
-
2017
- 2017-07-03 CN CN201720789017.9U patent/CN206920950U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115852562A (en) * | 2023-03-03 | 2023-03-28 | 山东日发纺织机械有限公司 | Air jet loom, air jet loom control system and method |
| CN115852562B (en) * | 2023-03-03 | 2023-05-05 | 山东日发纺织机械有限公司 | Air jet loom, air jet loom control system and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.15, Lane 3399, Kangxin highway, Pudong New Area, Shanghai, 201321 Patentee after: Kangfeng Biotechnology (Shanghai) Co.,Ltd. Address before: No.15, Lane 3399, Kangxin highway, Pudong New Area, Shanghai, 201321 Patentee before: CRYOFOCUS MEDTECH (SHANGHAI) Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |