CN102937206A - Electronic vacuum valve controller - Google Patents
Electronic vacuum valve controller Download PDFInfo
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- CN102937206A CN102937206A CN 201210454209 CN201210454209A CN102937206A CN 102937206 A CN102937206 A CN 102937206A CN 201210454209 CN201210454209 CN 201210454209 CN 201210454209 A CN201210454209 A CN 201210454209A CN 102937206 A CN102937206 A CN 102937206A
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- valve
- control
- signal
- control panel
- electronic vacuum
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- Mechanically-Actuated Valves (AREA)
- Preventing Unauthorised Actuation Of Valves (AREA)
- Details Of Valves (AREA)
Abstract
The invention provides an electronic vacuum valve controller and solves the problems that a valve rod is prone to be damaged and unnecessary harm to human body can occur caused by gas leakage when a worker operates the valve rod on site to open and close a valve in prior art. The electronic vacuum valve controller comprises a vacuum casing pipe, a valve body, a valve rod and a valve core, the electronic vacuum valve controller further comprises a control panel, a digital signal processor (DSP), a signal amplifier and a servo motor, the control panel is used for inputting a user command signal and arranged in a control chamber, the control panel comprises an opening/closing button and a signal indicator light used for displaying opening/closing state of the valve core, an input end of the DSP is connected with the control panel through a signal line, the DSP can output a pulse signal, the signal amplifier is used for performing power amplification for the pulse signal, an output end of the servo motor is connected with the top end of the valve rod through a coupler, and a control end of the servo motor is connected to an output end of the signal amplifier.
Description
Technical field
The present invention relates to the industrial control valve field, particularly a kind of electronic vacuum valve control.
Background technique
Liquid oxygen (183 ℃), liquid nitrogen (196 ℃) and liquid argon (186 ℃) exist temperature very low, therefore in these cryogenic liquides of transmission, require the necessary heat-insulating property of delivery line good, reduce as far as possible the heat exchange with external environment.Often open the adiabaticity that the control valve of closed procedure can destroy pipeline and in pipeline, use a large amount of needs.201220228270.4 number Patent Application Publication a kind of Cryo Heat Insulation vacuum valve, the vacuum sleeve and the valve body that comprise vertical connection, the two ends of vacuum sleeve connect respectively the reducing shrouding, the inside of valve body is provided with valve rod, the top fastening flange connection set of valve body, the top attended operation handle of flange connecting apparatus is passed on the top of valve rod, the below, bottom of valve rod is provided with the cryogenic globe valve body, the bottom of valve rod is connected with the spool that extend into cryogenic globe valve body inside, the outer wall of valve rod is provided with sliding sleeve, be provided with the foamed thermal insulating layer in the cavity that forms between the outer wall of sliding sleeve and the valve body, the bottom outside of sliding sleeve is bolted on cryogenic globe valve body top, and the two ends of cryogenic globe valve body are respectively equipped with the interface for the connecting conveying pipe road.Operating grip and valve rod in the above-mentioned patent application are mechanical structure, need workman's execute-in-place, occur easily the situation that valve rod damages during misoperation, even the situation of Leakage Gas occurs, can cause to workman's health unnecessary injury.
Summary of the invention
The present invention proposes a kind of electronic vacuum valve control, has solved in the prior art to realize valve opening and close by workman's execute-in-place valve rod, the problem that valve rod damage and Leakage Gas cause the unnecessary injury of human body occurs easily.
Technological scheme of the present invention is achieved in that
A kind of electronic vacuum valve control, comprise: vacuum sleeve, valve body, valve rod and spool, also comprise: be used for the control panel of input user instruction signal, be arranged in the control room, comprise opening/close push button and being used for shows that spool opens/signal lamp of closed state; The dsp processor that input end is connected with described control panel by signaling line, output pulse signal; Signal amplifier carries out power amplification with described pulse signal; The actuating motor that output terminal is connected with described valve stem tip by coupling, control end is connected to the output terminal of signal amplifier.
Alternatively, described dsp processor is the TMS320F2812 processor of TI company.
Alternatively, described control panel also comprises the flow control button, and the output flow control signal is to described dsp processor, and dsp processor is exported the angle that corresponding pulse signal control actuating motor rotates according to default program.
The invention has the beneficial effects as follows:
(1) by the opening and closing of control panel control valve, protection valve rod and spool are not subjected to the damage of overburdening external force, have prolonged the working life of equipment;
(2) workman comes to harm when having avoided Leakage Gas by the opening and closing of control panel telecontrol valve.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technological scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the control block diagram of a kind of electronic vacuum valve control of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technological scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiments.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment who obtains under the creative work prerequisite.
A kind of electronic vacuum valve of the present invention, comprise vacuum sleeve of the prior art, valve body, valve rod and spool, as shown in Figure 1, its controller also comprises: the control panel 10 that is used for input user instruction signal, be arranged in the control room or the operator cabin of means of transportation in, comprise opening/close push button and being used for shows that spool opens/signal lamp of closed state; Dsp processor 20, its input end is connected output pulse signal by signaling line with control panel 10; Signal amplifier 30 carries out power amplification with pulse signal; Actuating motor 40, its output terminal is connected by the top of coupling with valve rod 50, and control end is connected to the output terminal of signal amplifier 30.
Preferably, dsp processor 20 is the TMS320F2812 processor of TI company.Control panel 10 also comprises the flow control button, the output flow control signal is to dsp processor 20, dsp processor 20 is exported the angle that corresponding pulse signal control actuating motor 40 rotates according to default program, actuating motor 40 is with ovable valve stem 50 rotating photos angle together, and then the opening angle of control spool, so just can control the size of flow.
The present invention is by the opening and closing of control panel control valve, and protection valve rod and spool are not subjected to the damage of overburdening external force, has prolonged the working life of equipment; The workman comes to harm when having avoided Leakage Gas by the opening and closing of control panel telecontrol valve.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. electronic vacuum valve control comprises: vacuum sleeve, valve body, valve rod and spool, it is characterized in that, and also comprise:
Be used for the control panel of input user instruction signal, be arranged in the control room, comprise opening/close push button and being used for shows that spool opens/signal lamp of closed state;
The dsp processor that input end is connected with described control panel by signaling line, output pulse signal;
Signal amplifier carries out power amplification with described pulse signal;
The actuating motor that output terminal is connected with described valve stem tip by coupling, control end is connected to the output terminal of signal amplifier.
2. electronic vacuum valve control as claimed in claim 1 is characterized in that, described dsp processor is the TMS320F2812 processor of TI company.
3. electronic vacuum valve control as claimed in claim 2, it is characterized in that, described control panel also comprises the flow control button, and the output flow control signal is to described dsp processor, and dsp processor is exported the angle that corresponding pulse signal control actuating motor rotates according to default program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210454209 CN102937206A (en) | 2012-11-01 | 2012-11-01 | Electronic vacuum valve controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210454209 CN102937206A (en) | 2012-11-01 | 2012-11-01 | Electronic vacuum valve controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102937206A true CN102937206A (en) | 2013-02-20 |
Family
ID=47696120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210454209 Pending CN102937206A (en) | 2012-11-01 | 2012-11-01 | Electronic vacuum valve controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102937206A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307338A (en) * | 2013-06-09 | 2013-09-18 | 无锡市华牧机械有限公司 | Pressure control valve braking method |
| CN104626148A (en) * | 2013-11-14 | 2015-05-20 | 沈阳新松机器人自动化股份有限公司 | Orthopaedic manipulator system based on pneumatic control of force |
| CN105736793A (en) * | 2014-12-25 | 2016-07-06 | 株式会社岛津制作所 | Vacuum valve |
| CN107339486A (en) * | 2017-07-11 | 2017-11-10 | 中国科学院紫金山天文台 | A kind of vacuum valve tele-control system and method |
-
2012
- 2012-11-01 CN CN 201210454209 patent/CN102937206A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307338A (en) * | 2013-06-09 | 2013-09-18 | 无锡市华牧机械有限公司 | Pressure control valve braking method |
| CN104626148A (en) * | 2013-11-14 | 2015-05-20 | 沈阳新松机器人自动化股份有限公司 | Orthopaedic manipulator system based on pneumatic control of force |
| CN104626148B (en) * | 2013-11-14 | 2016-09-07 | 沈阳新松机器人自动化股份有限公司 | The orthopaedics arm-and-hand system that a kind of pneumatic mode based on power controls |
| CN105736793A (en) * | 2014-12-25 | 2016-07-06 | 株式会社岛津制作所 | Vacuum valve |
| CN105736793B (en) * | 2014-12-25 | 2019-01-22 | 株式会社岛津制作所 | Vacuum valve |
| CN107339486A (en) * | 2017-07-11 | 2017-11-10 | 中国科学院紫金山天文台 | A kind of vacuum valve tele-control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130220 |