CN2731458Y - On-line detecting signal transmitting device for middle-high voltage system - Google Patents
On-line detecting signal transmitting device for middle-high voltage system Download PDFInfo
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- CN2731458Y CN2731458Y CN 200420064929 CN200420064929U CN2731458Y CN 2731458 Y CN2731458 Y CN 2731458Y CN 200420064929 CN200420064929 CN 200420064929 CN 200420064929 U CN200420064929 U CN 200420064929U CN 2731458 Y CN2731458 Y CN 2731458Y
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- signal processing
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- over circuit
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Abstract
The utility model discloses an on-line detecting signal transmitting device for a middle-high voltage system, comprising a sensor, a signal processing converting circuit, a signal processing converting circuit power supply, a transmission tube, an insulator, a receiving tube, and a single chip computer processing device. The output terminal of the sensor is connected with the input terminal of the signal processing converting circuit, and the output terminal of the signal processing converting circuit power supply is connected with the signal processing converting circuit. The output terminal of the signal processing converting circuit is connected with the transmission tube, and the output terminal of the receiving tube is connected with the input terminal of the single chip computer processing device. A gap is arranged in the middle of the insulator. The signal processing converting circuit and the transmission tube are encapsulated in one end of the gap in the middle of the insulator, and the receiving tube is encapsulated in the other end of the gap in the middle of the insulator. The on-line detecting signal transmitting device for a middle-high voltage system is characterized in that different signals do not disturb each other, and a radiated element and a receiving element is not stuck by dust or other contaminations. The on-line detecting signal transmitting device for a middle-high voltage system is also characterized in accurate measure and stable and reliable operation.
Description
Technical field:
The utility model belongs to the online detection type of electric system, relates in particular to a kind of high voltage appearance system line detection signal transmitting device.
Background technology:
The transmission of the signal of the online detection of parameter is very important with potential isolation in the electric system, by retrieval as can be known, the existing many argumentations of centering high-voltage system detection signal spacer assembly in the document at present, the utility model patent " high voltage appearance system temperature on-Line Monitor Device " (patent No.: ZL 94242976.1) of invention such as Zhang Peiming, adopt the noncontact potential isolation method of signal space transmission, but this scheme must solve the problem that interferes with each other between unlike signal, in case and dust or other filth be stained with and will influence the transmission of signal, thereby influence the quality of on-line monitoring.
The utility model content:
The purpose of this utility model is exactly at above-mentioned deficiency, provide between a kind of unlike signal not interfere with each other, and radiated element and receiving element can not be stained with dust or other filthy high voltage appearance system line detection signal transmitting device.
The purpose of this utility model is achieved in that it comprises sensor, signal Processing change-over circuit, signal Processing change-over circuit power supply, power valve, insulator, receiving tube, single-chip microcomputer treating apparatus; The input end of the output terminal of sensor and signal Processing change-over circuit joins, the output terminal of signal Processing change-over circuit power supply is received signal treatment conversion circuit, the output terminal and the power valve of signal Processing change-over circuit join, the input end of the output terminal of receiving tube and single-chip microcomputer treating apparatus joins, air-gap is arranged in the middle of the insulator, signal Processing change-over circuit and power valve are encapsulated in an end of the air-gap in the middle of the insulator, and receiving tube is encapsulated in the other end of the air-gap in the middle of the insulator.
Sensor is delivered to the signal Processing change-over circuit with tested electric weight or non-electric charge quantity signalling, signal Processing change-over circuit power supply provides the signal Processing change-over circuit required energy, the numerical frequency signal handled signal and convert to by the signal Processing change-over circuit, and this signal is launched through the air-gap of insulator middle part by power valve, receiving tube is after receiving tube-launched frequency signal, this signal is sent into the single-chip microcomputer treating apparatus, the single-chip microcomputer treating apparatus carries out showing after the data processing measured or provides corresponding warning and actuating signal, air-gap is arranged in the middle of the insulator, signal Processing change-over circuit and power valve are encapsulated in an end of the air-gap in the middle of the insulator, and receiving tube is encapsulated in the other end of the air-gap in the middle of the insulator.
The utility model does not compared with prior art interfere with each other between unlike signal, and radiated element and receiving element can not be stained with dust or other filth, has and measures accurately characteristics such as reliable and stable work.
Description of drawings:
Fig. 1 is a structural representation block diagram of the present utility model.
Label declaration: 1 is sensor, and 2 is the signal Processing change-over circuit, and 3 is signal Processing change-over circuit power supply, and 4 is power valve, and 5 is insulator, and 6 is air-gap, and 7 is receiving tube, and 8 is the single-chip microcomputer treating apparatus.
Embodiment:
Below with reference to accompanying drawing utility model is further described.
As can be seen from Figure 1, the utility model comprises sensor 1, signal Processing change-over circuit 2, signal Processing change-over circuit power supply 3, power valve 4, insulator 5, air-gap 6, receiving tube 7, single-chip microcomputer treating apparatus 8; The input end of the output terminal of sensor 1 and signal Processing change-over circuit 2 joins, and the output terminal of signal Processing change-over circuit power supply 3 is received the power end of signal treatment conversion circuit 2, and the output terminal of signal Processing change-over circuit 2 and power valve 4 join; Signal Processing change-over circuit 2, power valve 4, receiving tube 7 are encapsulated in the insulator 5, the shape of insulator 5 is " worker " font, the intermediate vertical of insulator 5 partly has air-gap 6, signal Processing change-over circuit 2 levels are encapsulated in an end of the air-gap 6 in the middle of the insulator 5, form an end of " worker " font of insulator 5, power valve 4 is encapsulated in the centre of the insulator 5 between signal Processing change-over circuit 2 and the air-gap 6, receiving tube 7 is encapsulated in the other end of the air-gap 6 in the middle of the insulator 5, the i.e. other end of " worker " font.The input end of the output terminal of receiving tube 7 and single-chip microcomputer treating apparatus 8 joins.
Claims (2)
1. high voltage appearance system line detection signal transmitting device, it is characterized in that: it comprises sensor (1), signal Processing change-over circuit (2), signal Processing change-over circuit power supply (3), power valve (4), insulator (5), receiving tube (7), single-chip microcomputer treating apparatus (8), the input end of the output terminal of sensor (1) and signal Processing change-over circuit (2) joins, the output terminal of signal Processing change-over circuit power supply (3) is received signal treatment conversion circuit (2), the output terminal of signal Processing change-over circuit (2) and power valve (4) join, the input end of the output terminal of receiving tube (7) and single-chip microcomputer treating apparatus (8) joins, air-gap (6) is arranged in the middle of the insulator (5), signal Processing change-over circuit (2) and power valve (4) are encapsulated in an end of the air-gap (6) in the middle of the insulator (5), and receiving tube (7) is encapsulated in insulator (5)) in the middle of the other end of air-gap (6).
2, high voltage appearance according to claim 1 system line detection signal transmitting device, it is characterized in that: the shape of insulator (5) is " worker " font, the intermediate vertical of insulator (5) partly has air-gap (6), signal Processing change-over circuit (2) level is encapsulated in an end of the air-gap (6) in the middle of the insulator (5), form an end of " worker " font of insulator (5), power valve (4) is encapsulated in the centre of the insulator (5) between signal Processing change-over circuit (2) and the air-gap (6).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420064929 CN2731458Y (en) | 2004-06-11 | 2004-06-11 | On-line detecting signal transmitting device for middle-high voltage system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200420064929 CN2731458Y (en) | 2004-06-11 | 2004-06-11 | On-line detecting signal transmitting device for middle-high voltage system |
Publications (1)
Publication Number | Publication Date |
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CN2731458Y true CN2731458Y (en) | 2005-10-05 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200420064929 Expired - Fee Related CN2731458Y (en) | 2004-06-11 | 2004-06-11 | On-line detecting signal transmitting device for middle-high voltage system |
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CN (1) | CN2731458Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101806822B (en) * | 2010-02-24 | 2012-05-23 | 陈津 | Structure of high-voltage photoelectric conversion current sensor |
CN102707134A (en) * | 2012-06-26 | 2012-10-03 | 福州大学 | Composite power supply-based device for detecting comprehensive parameters of high voltage system on line |
CN104749192A (en) * | 2015-01-14 | 2015-07-01 | 国网电力科学研究院武汉南瑞有限责任公司 | Rainwater sensitive type humiture sensing device |
-
2004
- 2004-06-11 CN CN 200420064929 patent/CN2731458Y/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101806822B (en) * | 2010-02-24 | 2012-05-23 | 陈津 | Structure of high-voltage photoelectric conversion current sensor |
CN102707134A (en) * | 2012-06-26 | 2012-10-03 | 福州大学 | Composite power supply-based device for detecting comprehensive parameters of high voltage system on line |
CN102707134B (en) * | 2012-06-26 | 2014-10-01 | 福州大学 | Composite power supply-based device for detecting comprehensive parameters of high voltage system on line |
CN104749192A (en) * | 2015-01-14 | 2015-07-01 | 国网电力科学研究院武汉南瑞有限责任公司 | Rainwater sensitive type humiture sensing device |
CN104749192B (en) * | 2015-01-14 | 2016-10-12 | 国网电力科学研究院武汉南瑞有限责任公司 | Rainwater responsive type temperature and humidity sensing device |
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C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |