CN201327583Y - Safeguard system of high pressure pulse modulator - Google Patents
Safeguard system of high pressure pulse modulator Download PDFInfo
- Publication number
- CN201327583Y CN201327583Y CNU2008201597541U CN200820159754U CN201327583Y CN 201327583 Y CN201327583 Y CN 201327583Y CN U2008201597541 U CNU2008201597541 U CN U2008201597541U CN 200820159754 U CN200820159754 U CN 200820159754U CN 201327583 Y CN201327583 Y CN 201327583Y
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- high pressure
- relay
- pulse modulator
- electric discharge
- plc controller
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Abstract
The utility model discloses a safeguard system of a high pressure pulse modulator, which comprises a PLC controller and is characterized in that an input end of the PLC controller is connected with a PLC input power supply VCC through a door switch circuit, an output end of the PLC controller is connected with coils of relays K1 and K2, the relay K1 controls an alternating current contactor KM1 to be communicated with the power supply of a high pressure circuit, and the relay K2 controls a middle relay FK1 to be communicated with an electric discharge device of a high pressure energy storage unit. By utilizing the above structure, pulse modulator high pressure safety interlocking system protection is realized by the means of the combination of hardware and control software, and program control. During the process of approaching high pressure devices, a high pressure loop is cut off through hardware interlocking and control software protection. When a high pressure main loop is cut off, the electric discharge device functions and the high pressure unit discharges electricity through an electric discharge loop and ensures personnel safety.
Description
Technical field
The claimed technical scheme of the utility model relates to a kind of high voltage pulse modulator safety system.
Background technology
High voltage pulse modulator has been widely used on the microwave source with equipment such as the electron accelerator of pulse mode work, radar transmitter and safety check, flaw detections.But there is potential safety hazard in the pulse-modulator in the high-pressure work state to the staff near rack.Tradition adopts isolating switch to carry out high voltage protective, by being connected of isolating switch cutoff high part and main circuit power, guarantees that operating personnel avoid the threat of high-tension apparatus.But wanting cutoff high, must the people be the isolating switch of pulling down on the rack, has potential safety hazard in the operating process.And after cutoff high, personnel can not guarantee high-tension apparatus ground connection during near high-tension apparatus, and high-tension apparatus is not having after the outage under the situation of ground connection, may residual voltage surplusly be arranged, and can not guarantee personal safety.
The utility model content
Technical problem to be solved in the utility model is at the deficiencies in the prior art, and a kind of high voltage pulse modulator safety system is provided.This system realizes the high voltage safe cross-linked defencive function of pulse-modulator, guarantees operation and maintenance personnel's personal safety.
For solving the problems of the technologies described above the technical solution of the utility model be; a kind of high voltage pulse modulator safety system; comprise the PLC controller; it is characterized in that: the input end of described PLC controller is connected with PLC input power supply VCC by door switch circuit; its output terminal is connected with relay K 1, K2 coil; relay K 1 control A.C. contactor KM1 connects the power supply of high-tension circuit, and relay K 2 control auxiliary reclay FK1 connect the electric discharge device of high-voltage energy storage element.
A kind of high voltage pulse modulator safety system, an end of described electric discharge device is connected with the high-voltage energy storage element, and the other end is connected with ground wire by normally closed point, the resistance R 1 of auxiliary reclay FK1 successively.
A kind of high voltage pulse modulator safety system, described door switch circuit comprise that door switch S1, S2, S3 compose in series, and key switch S4 is attempted by the two ends of door switch circuit.
A kind of high voltage pulse modulator safety system owing to adopt said structure, by the combination of hardware and Control Software, is taked programme controlled mode, realizes the high voltage safe cross-linked system protection of pulse-modulator.In near the high-tension apparatus process,, guarantee that high tension loop opens circuit by the protection of hardware interlock and Control Software; When the high pressure major loop opened circuit, electric discharge device worked, and high voltage device discharges by discharge loop, guaranteed personal safety; The signal that feeds back to Control Software by hardware can be monitored high voltage safe cross-linked system, has realized intelligent Presentation Function.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail;
Fig. 1 is the utility model high voltage pulse modulator safety system electrical block diagram.
In Fig. 1,1, the PLC controller; 2, high-tension circuit; 3, high-voltage energy storage element.
Embodiment
As shown in Figure 1; a kind of high voltage pulse modulator safety system; comprise PLC controller 1; the input end of described PLC controller 1 is connected with PLC input power supply (VCC) by door switch circuit; its output terminal is connected with relay K 1, K2 coil; relay K 1 control A.C. contactor KM1 connects the power supply of high-tension circuit 2, and relay K 2 control auxiliary reclay FK1 connect the electric discharge device of high-voltage energy storage element 3.One end of described electric discharge device is connected with the high-voltage energy storage element, and the other end is connected with ground wire by normally closed point, the resistance R 1 of auxiliary reclay FK1 successively.Described door switch circuit comprises that door switch S1, S2, S3 compose in series, and key switch S4 is attempted by the two ends of door switch circuit.
The utility model is by door switch S1, S2, S3, key switch S4, and relay K 1, K2, A.C. contactor KM1 and electric discharge device and PLC interlocking combine.L1 among Fig. 1, L2, L3, N are the three-phase electricity input.
The course of work of the present utility model: when door has any one to open around the effluve layer, corresponding door switch S1, the S2 or the S3 that install on the rack flick, the input point of relevant PLC controller 1 is a low level, pilot lamp goes out, by 1 programmed control of PLC controller, PLC controller 1 is output as low level, relay K 1, the outage of K2 line bag, make A.C. contactor KM1 outage, high pressure can not start, and the auxiliary reclay FK1 in the electric discharge device disconnects, and high-voltage energy storage element 2 is a PFN electric capacity, by discharge loop discharge, high-tension circuit 2 cisco unity malfunctions.
When key switch S4 was pushed the OFF state, PLC disconnected A.C. contactor KM1, auxiliary reclay FK1 by programmed control relay K 1, K2 line bag, high tension loop is stopped power supply, high pressure can not start, and state point is delivered to PLC controller 1, realizes intelligent monitoring.
This high voltage pulse modulator safety system is safe and reliable, guarantees user of service's personal safety.
Claims (3)
1, a kind of high voltage pulse modulator safety system; comprise PLC controller (1); it is characterized in that: the input end of described PLC controller (1) is connected with PLC input power supply VCC by door switch circuit; its output terminal is connected with relay K 1, K2 coil; relay K 1 control A.C. contactor KM1 connects the power supply of high-tension circuit (2), and relay K 2 control auxiliary reclay FK1 connect the electric discharge device of high-voltage energy storage element (3).
2, a kind of high voltage pulse modulator safety system according to claim 1; it is characterized in that: an end of described electric discharge device is connected with the high-voltage energy storage element, and the other end is connected with ground wire by normally closed point, the resistance R 1 of auxiliary reclay FK1 successively.
3, a kind of high voltage pulse modulator safety system according to claim 1 is characterized in that: described door switch circuit comprises that door switch S1, S2, S3 compose in series, and key switch S4 is attempted by the two ends of door switch circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201597541U CN201327583Y (en) | 2008-10-17 | 2008-10-17 | Safeguard system of high pressure pulse modulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201597541U CN201327583Y (en) | 2008-10-17 | 2008-10-17 | Safeguard system of high pressure pulse modulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201327583Y true CN201327583Y (en) | 2009-10-14 |
Family
ID=41179550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201597541U Expired - Fee Related CN201327583Y (en) | 2008-10-17 | 2008-10-17 | Safeguard system of high pressure pulse modulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201327583Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881268A (en) * | 2010-07-23 | 2010-11-10 | 高德（无锡）电子有限公司 | Circuit structure of interlocking protective device of pump adding system |
| CN109936348A (en) * | 2017-12-18 | 2019-06-25 | 中国科学院大连化学物理研究所 | Pulse-modulator high-voltage-stable device and method |
| CN110539319A (en) * | 2018-09-27 | 2019-12-06 | 上海锥墨自动化工程有限公司 | Robot tool quick-change system |
-
2008
- 2008-10-17 CN CNU2008201597541U patent/CN201327583Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881268A (en) * | 2010-07-23 | 2010-11-10 | 高德（无锡）电子有限公司 | Circuit structure of interlocking protective device of pump adding system |
| CN109936348A (en) * | 2017-12-18 | 2019-06-25 | 中国科学院大连化学物理研究所 | Pulse-modulator high-voltage-stable device and method |
| CN109936348B (en) * | 2017-12-18 | 2020-11-10 | 中国科学院大连化学物理研究所 | High-voltage stabilizing device and method for pulse modulator |
| CN110539319A (en) * | 2018-09-27 | 2019-12-06 | 上海锥墨自动化工程有限公司 | Robot tool quick-change system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wuhu Cowell MV Electronics Co., Ltd. Assignor: Wuhu GloryMV Electronics Co., Ltd. Contract record no.: 2011340000339 Denomination of utility model: Safeguard system of high pressure pulse modulator Granted publication date: 20091014 License type: Exclusive License Record date: 20110815 |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Wuhu Cowell MV Electronics Co., Ltd. Assignor: Wuhu GloryMV Electronics Co., Ltd. Contract record no.: 2011340000339 Date of cancellation: 20150723 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091014 Termination date: 20161017 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |