CN201117100Y - High pressure system on-line detecting device - Google Patents
High pressure system on-line detecting device Download PDFInfo
- Publication number
- CN201117100Y CN201117100Y CNU2007200085912U CN200720008591U CN201117100Y CN 201117100 Y CN201117100 Y CN 201117100Y CN U2007200085912 U CNU2007200085912 U CN U2007200085912U CN 200720008591 U CN200720008591 U CN 200720008591U CN 201117100 Y CN201117100 Y CN 201117100Y
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- signal processing
- signal
- pressure side
- insulator
- over circuit
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Abstract
The utility model relates to a high voltage system online detecting device, which comprises an insulator, wherein a signal sensor and a signal processing switching circuit are arranged on the high voltage side thereof, the detecting device is characterized in that a light channel is arranged in the insulator, wherein an optoelectronic cell which is connected with the signal processing switching circuit is arranged on the high voltage side of the light channel, and an electronic light emitting component is arranged on the low voltage side. Since the power which the high voltage system provides to the signal processing switching circuit has no need to be obtained from outside of the device, thereby, the high efficiency and the steadiness of the signal processing switching circuit and the safety, reliability and accuracy of the signal transmission are guaranteed.
Description
Technical field:
The utility model relates to a kind of high-pressure system on-line measuring device, belongs to field of power.
Background technology:
The signal of the online detection of measured parameter transmission in the electric system, the power supply of potential isolation and high-pressure side sampled signal signaling conversion circuit is very important, by retrieval as can be known, in the document high-voltage system line detection signal transmitting device is had many argumentations at present, for example the patent No. of invention such as Zhang Peiming is the utility model patent " high voltage appearance system line detection signal transmitting device " of " ZL 2,004 20064929.2 ", the required power supply of signal Processing change-over circuit must obtain outside installing in this scheme, this scheme adopts the unsettled current transformer form of power supply, particularly when little electric current, can't guarantee signal Processing change-over circuit operate as normal, cause the online detection of high-voltage system parameter to produce significant errors.
Summary of the invention:
The utility model purpose is at above-mentioned deficiency, and a kind of high-pressure system on-line measuring device is provided, and this device can be guaranteed efficient, the stable signal transmission safety, reliable and accurate that reaches of signal Processing change-over circuit power supply.
The utility model comprises insulator, its high-pressure side one end is provided with signal transducer and signal Processing change-over circuit, it is characterized in that: also be provided with optical channel in the described insulator, described optical channel high-pressure side is provided with the photoelectric cell that is connected with the signal Processing change-over circuit, and low-pressure side is provided with light-emitting component.
During work, the luminous energy of light-emitting component emission is given photoelectric cell by optical channel transmission in the insulator, photoelectric cell is an electric energy with transform light energy, offer the signal Processing change-over circuit, because the power supply that this device offers the signal Processing change-over circuit needn't obtain, thereby can guarantee efficient, the stable and signal transmission safety of signal Processing change-over circuit power supply, reliably and accurate from installing outside.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
Embodiment:
Now in conjunction with the accompanying drawings the utility model is further described.
This device comprises insulator 5, its high-pressure side one end is provided with signal transducer 1 and signal Processing change-over circuit 2, it is characterized in that: also be provided with optical channel 61 in the described insulator 5, described optical channel 61 high-pressure sides are provided with the photoelectric cell 3 that is connected with signal Processing change-over circuit 2, and low-pressure side is provided with light-emitting component 9.
In order to help the transmission of online signal, above-mentioned insulator 5 low-pressure sides are provided with light-emitting component power circuit 10 and single-chip microcomputer treating apparatus 8, inside also is provided with signal transmission channel 62, these signal transmission channel 62 high-pressure sides are provided with the power valve 4 that is connected with described signal Processing change-over circuit 2, and low-pressure side is provided with the receiving tube 7 that is connected with single-chip microcomputer treating apparatus 8; Above-mentioned signal transducer 1 output terminal is connected with signal Processing change-over circuit 2 input ends.
The principle of work of the utility model embodiment is as follows: signal transducer is delivered to the signal Processing change-over circuit after converting a certain phase electric weight of tested electric system or non-electric charge quantity signalling to accessible electric signal, the light-emitting component power circuit provides electronic light-emitting component required electric energy, light-emitting component with luminous energy by in the insulator optical channel transmission give photoelectric cell, photoelectric cell 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 signal transmission channel in insulator is launched by power valve, receiving tube is after receiving tube-launched numerical frequency signal, this signal is sent into the single-chip microcomputer treating apparatus, and the single-chip microcomputer treating apparatus carries out showing after the data processing measured or provides corresponding warning and actuating signal.
Claims (3)
1. high-pressure system on-line measuring device, comprise insulator, its high-pressure side one end is provided with signal transducer and signal Processing change-over circuit, it is characterized in that: also be provided with optical channel in the described insulator, described optical channel high-pressure side is provided with the photoelectric cell that is connected with the signal Processing change-over circuit, and low-pressure side is provided with light-emitting component.
2. according to the described high-pressure system on-line measuring device of claim 1, it is characterized in that described insulator low-pressure side is provided with light-emitting component power circuit and single-chip microcomputer treating apparatus, inside also is provided with signal transmission channel, this signal transmission channel high-pressure side is provided with the power valve that is connected with described signal Processing change-over circuit, and low-pressure side is provided with the receiving tube that is connected with the single-chip microcomputer treating apparatus.
3. according to the described high-pressure system on-line measuring device of claim 1, it is characterized in that described signal transducer output terminal is connected with the treatment conversion circuit input end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200085912U CN201117100Y (en) | 2007-10-31 | 2007-10-31 | High pressure system on-line detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200085912U CN201117100Y (en) | 2007-10-31 | 2007-10-31 | High pressure system on-line detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201117100Y true CN201117100Y (en) | 2008-09-17 |
Family
ID=39991676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200085912U Expired - Fee Related CN201117100Y (en) | 2007-10-31 | 2007-10-31 | High pressure system on-line detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201117100Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103792013A (en) * | 2012-10-31 | 2014-05-14 | 北京奥德安泰电力科技有限公司 | Light power temperature sensing device |
-
2007
- 2007-10-31 CN CNU2007200085912U patent/CN201117100Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103792013A (en) * | 2012-10-31 | 2014-05-14 | 北京奥德安泰电力科技有限公司 | Light power temperature sensing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080917 Termination date: 20101031 |