CN204168262U - Rectifier and trigger pulse detecting equipment - Google Patents
Rectifier and trigger pulse detecting equipment Download PDFInfo
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- CN204168262U CN204168262U CN201420210958.9U CN201420210958U CN204168262U CN 204168262 U CN204168262 U CN 204168262U CN 201420210958 U CN201420210958 U CN 201420210958U CN 204168262 U CN204168262 U CN 204168262U
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Abstract
The utility model provides a kind of rectifier and trigger pulse detecting equipment, comprise: pulse input circuit, input treatment circuit, photoelectric isolating circuit and switching value output circuit, pulse input circuit Real-time Obtaining commutation controller produces and the start pulse signal exported, and export this start pulse signal to input treatment circuit, when input treatment circuit detects that this start pulse signal is abnormal, the phototriode conducting that a corresponding low level signal makes photoelectric isolating circuit can be exported to photoelectric isolating circuit, switching value output circuit with the conducting of phototriode for triggering signal, export the on-off model corresponding with start pulse signal, thus the detection realized start pulse signal.Can find out, the rectifier and trigger pulse detecting equipment that the utility model provides is simple and practical, and can carry out detection analysis to start pulse signal in real time, fast, accurately, thus operation maintenance personnel can adopt an effective measure in time according to testing result.
Description
Technical field
The utility model relates to impulse detection technique field, more particularly, relates to a kind of rectifier and trigger pulse detecting equipment.
Background technology
At present, the general trigger impulse correctness by detecting rectifying device, realizes the monitoring to commutation system.Conventional detection method has two kinds, and one adopts professional test instrument (oscilloscope), and another kind adopts the indicator light on field device, whether normal by the condition adjudgement trigger impulse of indicator light.
The specialty of first method to operation and attendant requires higher, and adopts the method when breaking down, and will extend judgement and the processing time of fault.Second method, from the angle of specialty, has certain one-sidedness, and the judged result adopting this method to obtain exists certain error.Therefore, how providing a kind of checkout gear to realize quick, the accurate detection of trigger impulse is those skilled in the art's problem demanding prompt solutions.
Utility model content
In view of this, the utility model provides a kind of rectifier and trigger pulse detecting equipment, with realize to trigger impulse quick, accurately detect.
A kind of rectifier and trigger pulse detecting equipment, be applied to commutation system, described commutation system comprises: commutation controller, pulse transformer and controllable silicon, described pulse transformer is connected with described commutation controller, described controllable silicon respectively, described pulse transformer is used for producing described commutation controller and the start pulse signal exported amplifies, isolates, and export the described start pulse signal after amplifying, isolating to described controllable silicon, described rectifier and trigger pulse detecting equipment comprises:
Pulse input circuit, the input of described pulse input circuit connects the common port of described commutation controller and described pulse transformer, produces and the described start pulse signal exported for inputting described commutation controller;
Input treatment circuit, the input of described input treatment circuit connects the output of described pulse input circuit, whether normal for detecting described start pulse signal, if described start pulse signal is abnormal, then the low level signal that output one is corresponding with described start pulse signal;
Photoelectric isolating circuit, the input of described photoelectric isolating circuit connects the output of described input treatment circuit, and the phototriode of described photoelectric isolating circuit is according to described low level signal conducting;
Switching value output circuit, the input of described switching value output circuit is connected with described phototriode, and described switching value output circuit for triggering signal, exports the on-off model corresponding with described start pulse signal with the conducting of described phototriode.
Preferably, described photoelectric isolating circuit is photoelectrical coupler.
Preferably, described switching value output circuit is relay.
Preferably, the input of described pulse input circuit is connected by cable with the common port of described commutation controller and described pulse transformer.
A kind of rectifier and trigger pulse detection system, comprising: programmable logic controller (PLC) and rectifier and trigger pulse detecting equipment described above;
The input of described programmable logic controller (PLC) connects the output of the switching value output circuit of described rectifier and trigger pulse detecting equipment, for obtaining the on-off model that described switching value output circuit exports, and described on-off model is converted into corresponding digital quantity signal.
Preferably, also comprise: host computer;
The PORT COM of described host computer connects the PORT COM of described programmable logic controller (PLC), and the described digital quantity signal for being detected by described programmable logic controller (PLC) is converted into the operating state information of corresponding start pulse signal.
Preferably, also comprise: display;
Described display is connected with described host computer, for showing described operating state information.
Preferably, also comprise: alarm;
Described alarm is connected with described host computer, and for when detected start pulse signal is abnormal, the control signal received according to described host computer is reported to the police.
Preferably, described alarm is sound alarm subsystem, light crossing-signal or audible-visual annunciator.
Preferably, also comprise: alarm;
Described alarm is connected with described programmable logic controller (PLC), and for when detected start pulse signal is abnormal, the control signal exported according to described programmable logic controller (PLC) is reported to the police.
As can be seen from above-mentioned technical scheme, the utility model provides a kind of rectifier and trigger pulse detecting equipment, comprise: pulse input circuit, input treatment circuit, photoelectric isolating circuit and switching value output circuit, pulse input circuit Real-time Obtaining commutation controller produces and the start pulse signal exported, and export this start pulse signal to input treatment circuit, when input treatment circuit detects that this start pulse signal is abnormal, the phototriode conducting that a corresponding low level signal makes photoelectric isolating circuit can be exported to photoelectric isolating circuit, switching value output circuit with the conducting of phototriode for triggering signal, export the on-off model corresponding with described start pulse signal, thus the detection realized start pulse signal.Can find out, the rectifier and trigger pulse detecting equipment that the utility model provides is simple and practical, and can carry out detection analysis to start pulse signal in real time, fast, accurately, thus operation maintenance personnel can adopt an effective measure in time according to testing result.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of Fig. 1 a kind of rectifier and trigger pulse detecting equipment disclosed in the utility model embodiment;
The structural representation of Fig. 2 a kind of rectifier and trigger pulse detection system disclosed in the utility model embodiment;
The structural representation of Fig. 3 a kind of rectifier and trigger pulse detection mechanism disclosed in the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
See Fig. 1, the utility model embodiment discloses a kind of structural representation of rectifier and trigger pulse detecting equipment, rectifier and trigger pulse detecting equipment 20 is applied to commutation system 10, commutation system 10 comprises: commutation controller 11, pulse transformer 12 and controllable silicon 13, pulse transformer 12 is connected with commutation controller 11, controllable silicon 13 respectively, pulse transformer 12 is for produce commutation controller 11 and the start pulse signal exported amplifies, isolates, and the start pulse signal by amplifying, after isolation exports controllable silicon 13 to;
Rectifier and trigger pulse detecting equipment 20 comprises: pulse input circuit 21, input treatment circuit 22, photoelectric isolating circuit 23 and switching value output circuit 24;
Wherein:
The input of pulse input circuit 21 connects the common port of commutation controller 11 and pulse transformer 12, produces and the start pulse signal exported for input rectifying controller 11.
Whether the input of input treatment circuit 22 connects the output of pulse input circuit 21, normal for detecting described start pulse signal, if described start pulse signal is abnormal, then and the low level signal that output one is corresponding with described start pulse signal.
It should be noted is that, when start pulse signal is normal, input treatment circuit 22 exports a high level signal.
Wherein, start pulse signal abnormal refer to start pulse signal lose, incorrect etc.
The output of the input connection signal check processing circuit 22 of photoelectric isolating circuit 23, the phototriode of photoelectric isolating circuit 23 is according to described low level signal conducting.
Preferably, photoelectric isolating circuit 23 can be photoelectrical coupler.
The input of switching value output circuit 24 is connected with phototriode, and switching value output circuit 24 for triggering signal, exports the on-off model corresponding with described start pulse signal with the conducting of described phototriode.
Preferably, switching value output circuit 24 can be relay.
In summary it can be seen, the rectifier and trigger pulse detecting equipment that the utility model provides, pulse input circuit 21 Real-time Obtaining commutation controller 11 produces and the start pulse signal exported, and export this start pulse signal to input treatment circuit 22, when input treatment circuit 22 detects that this start pulse signal is abnormal, the phototriode conducting that a corresponding low level signal makes photoelectric isolating circuit 23 can be exported to photoelectric isolating circuit 23, switching value output circuit 24 with the conducting of phototriode for triggering signal, export the on-off model corresponding with described start pulse signal, thus the detection realized start pulse signal.Can find out, the rectifier and trigger pulse detecting equipment that the utility model provides is simple and practical, and can carry out detection analysis to start pulse signal in real time, fast, accurately, thus operation maintenance personnel can adopt an effective measure in time according to testing result.
It should be noted is that, the input of pulse input circuit 21 can be connected by cable with the common port of commutation controller 11 and pulse transformer 12.
See Fig. 2, the structural representation of a kind of rectifier and trigger pulse detection system that the utility model embodiment provides, described rectifier and trigger pulse detection system is also applied to commutation system 10, described rectifier and trigger pulse detection system comprises: rectifier and trigger pulse detecting equipment 20 disclosed in PLC (Programmable Logic Controller, programmable logic controller (PLC)) 30 and Fig. 1 embodiment;
The I/O input of PLC30 connects the output of the switching value output circuit 24 of rectifier and trigger pulse detecting equipment 20, for obtaining the on-off model that switching value output circuit 24 exports, and described on-off model is converted into corresponding digital quantity signal.
For optimizing the present embodiment further, rectifier and trigger pulse detection system can also comprise: host computer 40;
The PORT COM of host computer 40 connects the PORT COM of PLC30, and the described digital quantity signal for being detected by PLC30 is converted into the operating state information of corresponding start pulse signal.
Wherein, host computer 40 is connected especially by communication interface with PLC30.
Wherein, to be specifically as follows start pulse signal normal or abnormal for the operating state information of start pulse signal.
It should be noted is that, when input treatment circuit 22 detects that start pulse signal is normal, can not to photoelectric isolating circuit 23 output low level signal, accordingly, the normal on-off model of this start pulse signal of sign that switching value output circuit 24 exports to PLC30 (that is, when switching value output circuit 24 is relay, the contacts status that relay is connected with photoelectric isolating circuit 23 remains unchanged), thus host computer 40 also can export the information of start pulse signal normal operating conditions.
For optimizing above-described embodiment further, rectifier and trigger pulse detection system also comprises: display 50;
Display 50 is connected with host computer 40, for showing the work state information of the start pulse signal that host computer 40 exports.
For optimizing above-described embodiment further, rectifier and trigger pulse detection system also comprises: alarm 60;
Alarm 60 is connected with host computer 40, and for when detected start pulse signal is abnormal, the control signal received according to host computer 40 is reported to the police.
Wherein, alarm 60 can be sound alarm subsystem, light crossing-signal or audible-visual annunciator.
It should be noted is that, alarm 60 also can at the detected normal alarm of start pulse signal, and alarm signal when detected start pulse signal is normal is different with alarm signal time abnormal.
When alarm 60 is sound alarm subsystem, the sound sent when detected start pulse signal is normal is different with the sound sent time abnormal.
When alarm 60 is light crossing-signal, the color of the light sent when detected start pulse signal is normal is different with the color of the light sent time abnormal.
When alarm 60 is audible-visual annunciator, detected start pulse signal normal and abnormal time adopt the combination of different acousto-optic.
Be understandable that, alarm 60 also can be connected with PLC30, and for when detected start pulse signal is abnormal, the control signal exported according to PLC30 is reported to the police.
In summary it can be seen; the rectifier and trigger pulse detection system that the utility model provides; can at detected start pulse signal abnormal or normal time export different alarm signals by alarm 60, and the work state information of start pulse signal can be shown on display 50.Can find out, the rectifier and trigger pulse detection system that the utility model provides is simple and practical, and detection analysis can be carried out to start pulse signal in real time, fast, accurately, and inform operation maintenance personnel intuitively, thus operation maintenance personnel can adopt an effective measure in time according to testing result.
It will be understood by those skilled in the art that, PLC30 can be connected with multiple rectifier and trigger pulse detecting equipment 20 simultaneously, for convenience of the centralized management to multiple rectifier and trigger pulse detecting equipment, multiple rectifier and trigger pulse detecting equipment concentrated setting can be formed a rectifier and trigger pulse detection mechanism together, see Fig. 3, a kind of structural representation of rectifier and trigger pulse detection mechanism disclosed in the utility model embodiment, in this rectifier and trigger pulse detection mechanism, concentrated setting has six rectifier and trigger pulse detecting equipments, the pulse input circuit 21 (not shown in Fig. 3) of each rectifier and trigger pulse detecting equipment is all connected with a commutation system 10 as the input of rectifier and trigger pulse detection mechanism, for inputting detected start pulse signal, the switching value output circuit 24 of each rectifier and trigger pulse detecting equipment is connected with an input port of PLC30 as the output of rectifier and trigger pulse detection mechanism, each described rectifier and trigger pulse detecting equipment adopts alternating current 220V to power.
It should be noted is that, PLC30 can process multichannel start pulse signal simultaneously.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a rectifier and trigger pulse detecting equipment, be applied to commutation system, described commutation system comprises: commutation controller, pulse transformer and controllable silicon, described pulse transformer is connected with described commutation controller, described controllable silicon respectively, described pulse transformer is used for producing described commutation controller and the start pulse signal exported amplifies, isolates, and export the described start pulse signal after amplifying, isolating to described controllable silicon, it is characterized in that, described rectifier and trigger pulse detecting equipment comprises:
Pulse input circuit, the input of described pulse input circuit connects the common port of described commutation controller and described pulse transformer, produces and the described start pulse signal exported for inputting described commutation controller;
Input treatment circuit, the input of described input treatment circuit connects the output of described pulse input circuit, whether normal for detecting described start pulse signal, if described start pulse signal is abnormal, then the low level signal that output one is corresponding with described start pulse signal;
Photoelectric isolating circuit, the input of described photoelectric isolating circuit connects the output of described input treatment circuit, and the phototriode of described photoelectric isolating circuit is according to described low level signal conducting;
Switching value output circuit, the input of described switching value output circuit is connected with described phototriode, and described switching value output circuit for triggering signal, exports the on-off model corresponding with described start pulse signal with the conducting of described phototriode.
2. rectifier and trigger pulse detecting equipment according to claim 1, is characterized in that, described photoelectric isolating circuit is photoelectrical coupler.
3. rectifier and trigger pulse detecting equipment according to claim 1, is characterized in that, described switching value output circuit is relay.
4. rectifier and trigger pulse detecting equipment according to claim 1, is characterized in that, the input of described pulse input circuit is connected by cable with the common port of described commutation controller and described pulse transformer.
5. a rectifier and trigger pulse detection system, is characterized in that, comprising: programmable logic controller (PLC) and the rectifier and trigger pulse detecting equipment described in Claims 1-4;
The input of described programmable logic controller (PLC) connects the output of the switching value output circuit of described rectifier and trigger pulse detecting equipment, for obtaining the on-off model that described switching value output circuit exports, and described on-off model is converted into corresponding digital quantity signal.
6. rectifier and trigger pulse detection system according to claim 5, is characterized in that, also comprise: host computer;
The PORT COM of described host computer connects the PORT COM of described programmable logic controller (PLC), and the described digital quantity signal for being detected by described programmable logic controller (PLC) is converted into the operating state information of corresponding start pulse signal.
7. rectifier and trigger pulse detection system according to claim 6, is characterized in that, also comprise: display;
Described display is connected with described host computer, for showing described operating state information.
8. rectifier and trigger pulse detection system according to claim 6, is characterized in that, also comprise: alarm;
Described alarm is connected with described host computer, and for when detected start pulse signal is abnormal, the control signal received according to described host computer is reported to the police.
9. rectifier and trigger pulse detection system according to claim 8, is characterized in that, described alarm is sound alarm subsystem, light crossing-signal or audible-visual annunciator.
10. rectifier and trigger pulse detection system according to claim 5, is characterized in that, also comprise: alarm;
Described alarm is connected with described programmable logic controller (PLC), and for when detected start pulse signal is abnormal, the control signal exported according to described programmable logic controller (PLC) is reported to the police.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210958.9U CN204168262U (en) | 2014-04-28 | 2014-04-28 | Rectifier and trigger pulse detecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210958.9U CN204168262U (en) | 2014-04-28 | 2014-04-28 | Rectifier and trigger pulse detecting equipment |
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| Publication Number | Publication Date |
|---|---|
| CN204168262U true CN204168262U (en) | 2015-02-18 |
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| CN201420210958.9U Expired - Fee Related CN204168262U (en) | 2014-04-28 | 2014-04-28 | Rectifier and trigger pulse detecting equipment |
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| CN (1) | CN204168262U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764989A (en) * | 2015-04-02 | 2015-07-08 | 武汉钢铁(集团)公司 | Thyristor pulse monitoring device |
| CN105515414A (en) * | 2015-12-08 | 2016-04-20 | 九江赛晶科技股份有限公司 | Trigger pulse detection circuit for thyristor phase-shifted trigger rectifier |
-
2014
- 2014-04-28 CN CN201420210958.9U patent/CN204168262U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764989A (en) * | 2015-04-02 | 2015-07-08 | 武汉钢铁(集团)公司 | Thyristor pulse monitoring device |
| CN105515414A (en) * | 2015-12-08 | 2016-04-20 | 九江赛晶科技股份有限公司 | Trigger pulse detection circuit for thyristor phase-shifted trigger rectifier |
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| Date | Code | Title | Description |
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| 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: 20150218 Termination date: 20150428 |
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| EXPY | Termination of patent right or utility model |