CN203743583U - Pneumatic intelligent adjusting valve - Google Patents
Pneumatic intelligent adjusting valve Download PDFInfo
- Publication number
- CN203743583U CN203743583U CN201420122757.3U CN201420122757U CN203743583U CN 203743583 U CN203743583 U CN 203743583U CN 201420122757 U CN201420122757 U CN 201420122757U CN 203743583 U CN203743583 U CN 203743583U
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- CN
- China
- Prior art keywords
- valve
- controller
- cylinder
- output interface
- interface module
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- Expired - Fee Related
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- Indication Of The Valve Opening Or Closing Status (AREA)
- Fluid-Driven Valves (AREA)
Abstract
A pneumatic intelligent adjusting valve comprises a valve body, a valve element and a valve rod, an air cylinder is fixedly connected with the outer side of the valve body, a piston rod of the air cylinder is connected with the valve rod through a transmission mechanism, a cylinder body of the air cylinder is connected with an air source through a pipeline, an electromagnetic valve is arranged in the pipeline, the control end of the electromagnetic valve is connected with a controller through a control wire, a microprocessor and an input-output interface module are arranged in the controller, the input-output interface module comprises a communicating module, the microprocessor is connected with the input-output interface module, a sensor is arranged in the valve body or the transmission mechanism, and the sensor is connected with the controller through a signal wire. A control signal sent by a main center of a field bus control system and valve position feedback enter the controller together for comparison operation, a control signal is output to the air cylinder according to the deviation between the control signal and the valve position feedback, the valve rod of the adjusting valve is made to move, meanwhile, the stroke of the valve rod is fed back to the controller, an operating state is transmitted to a remote control room, and operating state information can be fed back locally through a liquid crystal display screen.
Description
Technical field:
The utility model relates to electric field, relates in particular to low voltage electromagnetic trip device, particularly a kind of pneumatic intelligent regulating valve.
Background technique:
In prior art, modulating valve generally just possesses common overload protection, overtemperature protection, valve position feedback function, and do not possess Fieldbus Control and intelligent integral function, nonetheless also need to lay many circuits for the transmission of the uploading of these each function informations, downstream signal, and these most signals signal that is all non-digital form; Must pass through signal conversion processes in order to access computer controlled system.Their defect: lay that InfoLine is numerous and diverse and cost is high, it is inconvenient to safeguard, cannot be connected with fieldbus control system easily, information feedback and transmit inconvenience also inaccuracy, cannot realize modulating valve comprehensively intelligent, be difficult to adapt to industry from change system highi degree of accuracy, high performance demand for development.
Summary of the invention:
The purpose of this utility model is to provide a kind of pneumatic intelligent regulating valve, and described this pneumatic intelligent regulating valve will solve modulating valve in prior art can not be easily to carry out information feedback with control system and cause the degree of intelligence of valve and the not high technical problem of precision.
This pneumatic intelligent regulating valve of the present utility model, comprise valve body, spool and valve rod, described spool is arranged in described valve body, one end of described valve rod is passed valve body and is connected with spool, wherein, described valve body is fixedly connected with a support in outside, on described support, be fixedly connected with a cylinder, the piston rod of described cylinder is connected with the other end of valve rod by driving mechanism, the cylinder body of cylinder is connected with source of the gas by pipeline, in described pipeline, be provided with solenoid valve, the control end of described solenoid valve is connected with a controller by guide line, in described controller, include microprocessor and input/output interface module, in described input/output interface module, include communication module, described microprocessor is connected with described input/output interface module, valve body, or spool, or valve rod, or cylinder, or in driving mechanism, be provided with sensor, described sensor is connected with controller by signaling line.
Further, described sensor is magnetic railings ruler.
Further, in controller, include liquid crystal display panel and control knob.
Concrete, solenoid valve includes air operated reversing valve.
Working principle of the present utility model is: send from fieldbus control system maincenter the controller that control signal and valve position feedback together enter modulating valve and compare computing, export a control signal and make to drive unit the stem movement of modulating valve according to deviation between the two, the stroke of valve rod feeds back to control unit simultaneously, forms thus closed loop control; And the situation of the normal state in modulating valve running or abnormal condition is transferred to remote control room exactly, also can passes through liquid crystal display panel feedback valve running state information on the spot simultaneously.
The utility model and prior art are compared, and its effect is actively with obvious.The utility model adopts sensory feedback parts to detect the position information of valve in modulating valve, send control information by the action of cylinder control valve by controller, use modulating valve to realize Fieldbus Based total digitalization, simplified control wiring widely, reduced maintenance cost; Flow characteristics correction, automatic zero set and tune range, warning, fault self-diagnosis, long-range feedback and on-the-spot demonstration etc. realize modulating valve intellectuality, as all can realized; Highi degree of accuracy, high-performance, high stable, high reliability are realized.
Brief description of the drawings:
Fig. 1 is the structural representation of pneumatic intelligent regulating valve of the present utility model.
Fig. 2 is the schematic diagram of the controller in pneumatic intelligent regulating valve of the present utility model.
Fig. 3 is the schematic diagram of the controller in pneumatic intelligent regulating valve of the present utility model.
Embodiment:
Embodiment 1:
As Fig. 1, shown in Fig. 2 and Fig. 3, pneumatic intelligent regulating valve of the present utility model, comprise valve body 1, spool 2 and valve rod 3, described spool 2 is arranged in described valve body 1, one end of described valve rod 3 is passed valve body 1 and is connected with spool 2, wherein, described valve body 1 is fixedly connected with a support 11 in outside, on described support 11, be fixedly connected with a cylinder 5, the piston rod of described cylinder 5 is connected with the other end of valve rod 3 by driving mechanism, the cylinder body of cylinder 5 is connected with source of the gas by pipeline, in described pipeline, be provided with solenoid valve, the control end of described solenoid valve is connected with a controller 4 by guide line, in described controller 4, include microprocessor 6 and input/output interface module 7, in described input/output interface module 7, include communication module 71, described microprocessor 6 is connected with described input/output interface module 7, valve body 1, or spool 2, or valve rod 3, or cylinder 5, or in driving mechanism, be provided with sensor, described sensor is connected with controller 4 by signaling line.
Further, described sensor is magnetic railings ruler.
Further, solenoid valve adopts air operated reversing valve, described control module 4 comprises input/output interface module 7, sensory feedback interface unit 8, microprocessor 6, liquid crystal display panel 9 and control knob 10, sensory feedback interface unit 8 is connected with microprocessor 6, the output signal of microprocessor 6 is connected with the control end of air operated reversing valve by input/output interface module 7, and liquid crystal display panel 9 is connected with microprocessor 6 with control knob 10.
The working principle of the present embodiment is: send from fieldbus control system maincenter microprocessor 6 comparison operations that control signal and valve position feedback together enter modulating valve, exporting a control signal according to deviation between the two moves the valve rod 3 of modulating valve to cylinder 5, the stroke of valve rod 3 feeds back to control unit simultaneously, forms thus closed loop control; And the situation of the normal state in modulating valve running or abnormal condition is transferred to remote control room exactly, also can passes through liquid crystal display panel 9 feedback valve running state information on the spot simultaneously.
Claims (3)
1. a pneumatic intelligent regulating valve, comprise valve body, spool and valve rod, described spool is arranged in described valve body, one end of described valve rod is passed valve body and is connected with spool, it is characterized in that: described valve body is fixedly connected with a support in outside, on described support, be fixedly connected with a cylinder, the piston rod of described cylinder is connected with the other end of valve rod by driving mechanism, the cylinder body of cylinder is connected with source of the gas by pipeline, in described pipeline, be provided with solenoid valve, the control end of described solenoid valve is connected with a controller by guide line, in described controller, include microprocessor and input/output interface module, in described input/output interface module, include communication module, described microprocessor is connected with described input/output interface module, valve body, or spool, or valve rod, or cylinder, or in driving mechanism, be provided with sensor, described sensor is connected with controller by signaling line.
2. pneumatic intelligent regulating valve as claimed in claim 1, is characterized in that: described sensor is magnetic railings ruler.
3. pneumatic intelligent regulating valve as claimed in claim 1, is characterized in that: in controller, include liquid crystal display panel and control knob.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420122757.3U CN203743583U (en) | 2014-03-18 | 2014-03-18 | Pneumatic intelligent adjusting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420122757.3U CN203743583U (en) | 2014-03-18 | 2014-03-18 | Pneumatic intelligent adjusting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203743583U true CN203743583U (en) | 2014-07-30 |
Family
ID=51343384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420122757.3U Expired - Fee Related CN203743583U (en) | 2014-03-18 | 2014-03-18 | Pneumatic intelligent adjusting valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203743583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386598A (en) * | 2018-03-01 | 2018-08-10 | 芜湖市海联机械设备有限公司 | A kind of turnover panel is except material valve |
-
2014
- 2014-03-18 CN CN201420122757.3U patent/CN203743583U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386598A (en) * | 2018-03-01 | 2018-08-10 | 芜湖市海联机械设备有限公司 | A kind of turnover panel is except material valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |