CN202473665U - Real-time high-voltage electric disconnector position display - Google Patents
Real-time high-voltage electric disconnector position display Download PDFInfo
- Publication number
- CN202473665U CN202473665U CN2012201071320U CN201220107132U CN202473665U CN 202473665 U CN202473665 U CN 202473665U CN 2012201071320 U CN2012201071320 U CN 2012201071320U CN 201220107132 U CN201220107132 U CN 201220107132U CN 202473665 U CN202473665 U CN 202473665U
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- disconnector
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Abstract
The utility model relates to a real-time high-voltage electric disconnector position display, which comprises an opposite type photoelectric switch; the opposite type photoelectric switch comprises three parts, i.e. a transmitter, a receiver and a detection circuit; the real-time high-voltage electric disconnector position display is arranged at a position outside the rotational position of moving contacts of a disconnector and slightly close to the moving contacts and on the upper planes of moving contact arms of the disconnector; the transmitter of the opposite type photoelectric switch is mounted on one side far from the plane of the disconnector, and the receiver of the opposite type photoelectric switch is mounted on the other side; and the detection circuit is arranged on the back of the receiver. The real-time high-voltage electric disconnector position display has the advantages that the real-time high-voltage electric disconnector position display is convenient to mount, cannot be affected by outside environment, and can accurately judge the synchronism of the disconnector of primary equipment, and the system compatibility is good.
Description
Technical field
The utility model relates to high-voltage electrical apparatus plug-in strip technical field, specifically, is a kind of high-voltage electrical apparatus plug-in strip position real-time display device.
Background technology
High voltage isolator (plug-in strip), its main application are that cause can observable air insulation clearance, promptly cause tangible cut-off point with live part, so that when repair apparatus and line outage, buffer circuit guarantees safety.Also can use disconnecting link to match in addition, change the operation wiring mode, reach purpose of safe operation with electric equipment circuit breaker (switch).Electrical network " scheduling operation standard " regulation: 1, plug-in strip all should be checked the reality deciliter position of each phase blade before operation and after the operation.The operation of GIS plug-in strip should be checked its machinery indication, and the variation of estimating relevant ammeter proves its correctness; 2, plug-in strip before closing or drawing back must the inspection and its corresponding switch in unzipped positions, draw back switch pulling load side plug-in strip again when equipment stops using as a servant earlier, draw back the mains side plug-in strip at last; Opposite when using as a servant again, be strictly on guard against the on-load cutter of operating a switch.
If on-the-spot electrical operation operating personnel check, operate electric plug-in strip not according to the requirement of " scheduling operation standard " regulation, all might cause serious misoperation fault.Like on-load drawing plug-in strip, band earth connection and lock, charged splice grafting ground plug-in strip or the like, can cause serious electric accident, influence the operation of electricity net safety stable.
And the measure that prevents the plug-in strip misoperation at present has: visual examination physical location during (1) electric operation plug-in strip; (2) plug-in strip operating grip, mechanical rotation etc. are installed sensitive switch away from the plug-in strip knife-edge part, the position of reflection plug-in strip.
The utility model content
The purpose of the utility model is to overcome the deficiency of prior art, and a kind of high-voltage electrical apparatus plug-in strip position real-time display device is provided.Solve plug-in strip the dynamic/static contact testing fixture can not be installed, high voltage isolator is the consideration of safe operation because of operating in the hyperbaric environment, can not sensitive switch be installed at the fixed contact place and show moving contact deciliter position.And be contactless device, be installed in beyond the high-tension apparatus safe distance, can striking during operation, can not influence the safe operation of equipment, not influenced by it.Solve plug-in strip and can not reflect divide-shut brake cutter position amount in real time: this device can long-time steady operation; Can detect the divide-shut brake position of plug-in strip in real time; Draw the loop through the outside of device and can be connected to the electric equipment operation detection system, can observe out the real time position of isolating switch easily.Solved and leaned on people's visual examination plug-in strip contact position in the past, promptly time-consuming drawback of taking manual work again.Can make anti-misoperation logic discrimination system with the switching value cooperation of other primary equipments.
The purpose of the utility model realizes through following technical scheme:
A kind of high-voltage electrical apparatus plug-in strip position real-time display device is made up of correlation type optoelectronic switch; Correlation type optoelectronic switch is made up of reflector, receiver and testing circuit three parts; It is arranged on isolate plug-in strip moving contact position of rotation in the outer part, slightly near the moving contact position, the last plane of plug-in strip moving contact arm; Away from the reflector of plug-in strip plane one side installation correlation type optoelectronic switch, opposite side is installed the receiver of correlation type optoelectronic switch; The testing circuit that is provided with in the receiver back.
The reflector emitted light beams generally derives from semiconductor light source, light-emitting diode (LED), laser diode and infrared-emitting diode.Emitted light beams is launched incessantly, perhaps changes pulse duration.Receive pulse modulated light beam radiation intensity in emission through repeatedly selecting, towards emission indirectly of target.
Receiver is made up of photodiode or phototriode, photocell.In the front of receiver, optical element such as lens and aperture etc. are housed.
Receiver back be testing circuit, it can leach useful signal and use this signal.
The optoelectronic switch principle: optoelectronic switch is called photoelectric sensor again, is the abbreviation of photoelectricity near switch, its principle is to utilize the emission light beam to the blocking or reflect of detected material, gating synchronization loop circuit, thus inspected object has or not.Optoelectronic switch is to be that light signal penetrates with input in the emitter terminals current conversion; Receiver is again according to the strong and weak of the light that receives or there is unmatchful object target (reflection) to survey; Because receiver end is the power that receives light; So object (target) is not limited to metal, the object of all ability reflection rays all can be to be detected.
Compared with prior art, the good effect of the utility model is:
(1) the utility model is installed convenience, and correlation type optoelectronic switch is installed in the isolating switch both sides, does not need the plug-in strip body is done any change, and electric equipment operation is had no influence.
(2) the utility model does not receive the influence of external environment, and correlation type optoelectronic switch is a beam detection, can not receive surrounding environment influence, thereby can move reliably.
(3) the primary equipment plug-in strip synchronism accuracy of judgement of the utility model, the utility model can detect plug-in strip three situation that is harmonious simultaneously, if three-phase has any phase, two-phase not to conform to disconnecting link, optoelectronic switch will be reported to the police, and will feed back to warning system at once.And at present primary equipment isolating switch asynchronous switch-on situation is not had monitoring device.
(4) the utility model is that light current input detects, and differentiating output is switching value, can insert signal circuit or logic detection loop transformer station in, easily with transformer station in the systematicness compatibility.
When (5) the utility model is installed not need with the insulation and the isolation of high-voltage electrical apparatus, do not have the equipment of special manufacturing, customization, do not change electric primary equipment structure, be most economical isolating switch checkout gear; Because of low suitable popularization of installation, manufacturing price.
Description of drawings
The side schematic view of Fig. 1 the utility model;
The optoelectronic switch principle schematic of Fig. 2 the utility model.
Label in the accompanying drawing is respectively: 1, reflector, 2, receiver, 3, fixed contact, 4, the moving contact arm, 5, correlation type optoelectronic switch.
Embodiment
The embodiment of the utility model high-voltage electrical apparatus plug-in strip position real-time display device below is provided.
Embodiment 1
See also and attach Fig. 1 and 2, a kind of high-voltage electrical apparatus plug-in strip position real-time display device is made up of correlation type optoelectronic switch 5; Correlation type optoelectronic switch is made up of reflector 1, receiver 2 and testing circuit three parts; It is arranged on isolate plug-in strip moving contact position of rotation in the outer part, slightly near the moving contact position, the last plane of plug-in strip moving contact arm 4; Away from the reflector of plug-in strip plane one side installation correlation type optoelectronic switch, opposite side is installed the receiver of correlation type optoelectronic switch; The testing circuit that is provided with in the receiver back.
During actual the use: correlation type optoelectronic switch transmitting terminal is launched light always, and correlation type optoelectronic switch receiving terminal receives light always, and optoelectronic switch is output as circuit-closing contacts.When below the plug-in strip position takes place, changing: one, plug-in strip is at closing position, and the parallel and plug-in strip base of moving contact arm, photoelectricity light beam do not have to hinder, and receiving terminal receives normal, the loop connection, and external circuit demonstration plug-in strip is at closing position; Two, isolating switch is in the separating brake position, the moving contact arm not parallel with the plug-in strip base, the photoelectricity light beam hinders, it is undesired that receiving terminal receives, disconnect in the loop, the external circuit shows that plug-in strip is in the separating brake position.Optoelectronic switch receiving terminal contact open, closed output feedback signal loop, the reflection plug-in strip position of wiring image through the external circuit, the position of drawing ability Real Time Observation isolating switch when being convenient to electric equipment operation.
With 10 kilovolts of armor formula switch cubicle ground connection plug-in strips is example: armor formula switch cubicle generally all is installed in the outlet cable storehouse because of facility compact ground connection plug-in strip, and the ground connection plug-in strip is below outlet cable storehouse high-voltage switch gear cuts off, and the position is hidden.When observing this ground connection plug-in strip position, the preceding storehouse of switch cubicle does not observe, and needing just can visual deciliter position to this switch in the observation window of storehouse behind the outlet cable.Owing to can not observe directly, bring hidden danger for the grid switching operation of electric equipment: at closing position, and to close a switch the misoperation that can cause the band earth connection to close a floodgate like the ground connection plug-in strip; Perhaps line outage maintenance, the ground connection plug-in strip fails again to close, and the line outage maintenance loses ground protection.
Rotation place of ground connection plug-in strip moving contact near fixed contact 4 on the plane; Transmitting terminal, the receiving terminal of optoelectronic switch respectively installed in vertical plug-in strip both sides; The emission light beam of adjustment optoelectronic switch just in time passes from the plug-in strip moving contact arm that closes, and light beam is about 5-10MM above plug-in strip moving contact arm.Several kinds of situation are following:
Moving contact arm 3 covers light beam when plug-in strip separates, and receiver 2 does not receive light beam, and output contact breaks off, and the external circuit shows that plug-in strip separately.
When plug-in strip closed, light beam passed plane on the plug-in strip arm, and receiver receives light beam, and output contact closes, and the external circuit shows that plug-in strip closes.
Do not close the same period or do not close tightly when any phase plug-in strip blade takes place, light beam still is blocked, and the recipient output contact still separates, and the external circuit shows that plug-in strip separately.
The above only is the preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model design; Can also make some improvement and retouching, these improvement and retouching also should be regarded as in the protection range of the utility model.
Claims (4)
1. a high-voltage electrical apparatus plug-in strip position real-time display device is characterized in that, is made up of correlation type optoelectronic switch; Correlation type optoelectronic switch is made up of reflector, receiver and testing circuit three parts; It is arranged on isolates plug-in strip moving contact position of rotation in the outer part, the last plane of plug-in strip moving contact arm; At the reflector that correlation type optoelectronic switch is installed away from plug-in strip plane one side, opposite side is installed the receiver of correlation type optoelectronic switch; The testing circuit that is provided with in the receiver back.
2. a kind of high-voltage electrical apparatus plug-in strip as claimed in claim 1 position real-time display device is characterized in that, described receiver is provided with photodiode or phototriode, photocell.
3. a kind of high-voltage electrical apparatus plug-in strip as claimed in claim 1 position real-time display device is characterized in that, in the front of receiver, optical element is housed.
4. a kind of high-voltage electrical apparatus plug-in strip as claimed in claim 3 position real-time display device is characterized in that described optical element is lens and aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201071320U CN202473665U (en) | 2012-03-20 | 2012-03-20 | Real-time high-voltage electric disconnector position display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201071320U CN202473665U (en) | 2012-03-20 | 2012-03-20 | Real-time high-voltage electric disconnector position display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202473665U true CN202473665U (en) | 2012-10-03 |
Family
ID=46921808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201071320U Expired - Lifetime CN202473665U (en) | 2012-03-20 | 2012-03-20 | Real-time high-voltage electric disconnector position display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202473665U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969188A (en) * | 2012-11-20 | 2013-03-13 | 厦门智能达电控有限公司 | Intelligent alternating-current high-voltage isolating disconnecting link |
| CN106531529A (en) * | 2016-11-25 | 2017-03-22 | 云南电网有限责任公司电力科学研究院 | Switch-off and switch-on detection apparatus for isolation switch |
| CN107914010A (en) * | 2016-10-08 | 2018-04-17 | 上海继胜磁性材料有限公司 | Press autostop equipment and its operation method |
-
2012
- 2012-03-20 CN CN2012201071320U patent/CN202473665U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969188A (en) * | 2012-11-20 | 2013-03-13 | 厦门智能达电控有限公司 | Intelligent alternating-current high-voltage isolating disconnecting link |
| CN102969188B (en) * | 2012-11-20 | 2015-05-20 | 厦门智能达电控有限公司 | Intelligent alternating-current high-voltage isolating disconnecting link |
| CN107914010A (en) * | 2016-10-08 | 2018-04-17 | 上海继胜磁性材料有限公司 | Press autostop equipment and its operation method |
| CN107914010B (en) * | 2016-10-08 | 2023-08-15 | 上海继胜磁性材料有限公司 | Automatic shutdown device for press and operation method thereof |
| CN106531529A (en) * | 2016-11-25 | 2017-03-22 | 云南电网有限责任公司电力科学研究院 | Switch-off and switch-on detection apparatus for isolation switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
|
| CX01 | Expiry of patent term |