CN201926754U - Intelligent function detecting device of distribution network short circuit fault indicator - Google Patents
Intelligent function detecting device of distribution network short circuit fault indicator Download PDFInfo
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- CN201926754U CN201926754U CN201020640227XU CN201020640227U CN201926754U CN 201926754 U CN201926754 U CN 201926754U CN 201020640227X U CN201020640227X U CN 201020640227XU CN 201020640227 U CN201020640227 U CN 201020640227U CN 201926754 U CN201926754 U CN 201926754U
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Abstract
The utility model belongs to the field of a fault indicator of a power system automation product, and particularly relates to an intelligent function detecting device of a distribution network short circuit fault indicator. The detecting device comprises an intelligent control module, a relay matrix consisting of relays, and a shell, wherein the intelligent control module and the relay matrix are connected through an electric cable and are arranged in the shell, and a rear panel of the shell is provided with a binding post I and a binding post II connected with the relay matrix. The detecting device has the advantages of low cost, simple structure and the like, and is convenient to operate, and the detecting device not only can fully simulate field short circuit fault waveforms, but also can completely test the fault indicator.
Description
Technical field
The utility model belongs to the fault detector field of Automation of Electric Systems product, is specifically related to a kind of intelligent short circuit fault of power distribution network indicator feature pick-up unit.
Background technology
In the prior art; during the short trouble that fault detector more and more is applied to power distribution network is searched; the general using relay-protection tester produces the short trouble signature waveform and comes it is detected; it is very high that this causes detecting cost; the operation of relay-protection tester simultaneously is very complicated, is unfavorable for that large tracts of land is promoted and use, and because the output power of relay-protection tester is limited; can't produce big load current and fault current, therefore be difficult to indicator is carried out complete functional test.Based on this, exigence those skilled in the art develop a new pick-up unit.
The utility model content
In order to overcome above-mentioned defective, the purpose of this utility model is to propose a kind of with low cost, simple to operate, intelligent short circuit fault of power distribution network indicator feature pick-up unit that can carry out full test to fault detector.
For this reason, the utility model adopts following scheme to realize:
A kind of intelligent short circuit fault of power distribution network indicator feature pick-up unit, its improvements are: relay matrix and shell that this pick-up unit comprises intelligent control module, is made up of relay, binding post I and binding post II that described intelligent control module is connected by cable with relay matrix and places enclosure, the rear panel of described shell to be provided with to be connected with relay matrix.
Wherein, the front panel of described shell is provided with pilot lamp, button and the display that is connected with intelligent control module.
Wherein, described intelligent control module comprises core processor, relay output driver module, display driver chip, display interface device and keyboard interface, described relay output driver module, display driver chip are connected with core processor respectively with keyboard interface, and described display driver chip is connected with display interface device.
Wherein, described core processor adopts 16 single-chip microcomputers.
Wherein, described relay output driver module comprises the power amplification triode and the resistance of mutual series connection.
Wherein, described display driver chip adopts the CD4511 coding chip.
Wherein, the quantity of described binding post I equates that with relay quantity in the relay matrix end of each binding post I links to each other with relay matrix, the other end links to each other with the adjustable resistance that places enclosure.
Wherein, the quantity of described binding post II is two, and the end of two binding post II links to each other with relay matrix, be parallel with a up-flow coil between the other end.
Wherein, the quantity of pilot lamp equates with relay quantity in the relay matrix.
The beneficial effects of the utility model are:
1) pick-up unit of the present utility model has advantages such as with low cost, simple in structure, simple operation, and this pick-up unit not only can the on-the-spot short trouble waveform of comprehensive simulated, can also carry out full test to fault detector;
2) adopt intelligent control module in this pick-up unit can reasonably manage relay in the relay matrix, make it, wish the waveform that obtains thereby produce the user according to the predefined rule action of user;
3) this pick-up unit is provided with pilot lamp, button and the display that links to each other with intelligent control module on shell, when certain relay in use, pilot lamp corresponding with it is shinny, which relay can know more intuitively like this has come into operation, can know the relevant information that this relay comes into operation by display, by button the various functions in the intelligent control module are selected, made that the operation of this pick-up unit is simpler, more convenient.
Description of drawings
Fig. 1 is the external structure synoptic diagram of pick-up unit described in the utility model;
Fig. 2 is the structural representation of the rear panel of pick-up unit described in the utility model;
Fig. 3 is the inner structure synoptic diagram of pick-up unit described in the utility model;
Fig. 4 is the structural representation of up-flow coil;
Fig. 5 is the circuit theory synoptic diagram of intelligent control module;
Wherein, 1-pilot lamp, 2-button, 3-display, 4-intelligent control module, 5-cable, 6-relay matrix, 7-binding post I, 8-binding post II, 9-shell.
Embodiment
Below in conjunction with accompanying drawing intelligent short circuit fault of power distribution network indicator feature pick-up unit of the present utility model is further described in detail.
As Figure 1-3, this pick-up unit comprises pilot lamp 1, button 2, display 3, intelligent control module 4, cable 5, relay matrix 6, binding post I 7, binding post II 8 and shell 9, intelligent control module 4 is connected by cable 5 with relay matrix 6 and places the inside of shell 9, the front panel of shell 9 is provided with pilot lamp 1, button 2 and the display 3 that is connected with intelligent control module 4, and the rear panel of shell 9 is provided with the binding post I 7 that is used to connect relay matrix 6 and adjustable resistance and is used to be connected the binding post II 8 of relay matrix 6 and up-flow coil.The quantity of binding post I 7 equates that with relay quantity in the relay matrix 6 end of each binding post I 7 links to each other with relay matrix 6, the other end links to each other with the adjustable resistance that places enclosure; The quantity of binding post II 8 is two, and the end of two binding post II 8 links to each other with relay matrix 6, be parallel with a up-flow coil between the other end; The quantity of pilot lamp 1 equates with relay quantity in the relay matrix 6.
As shown in Figure 1, pilot lamp 1, button 2 and display 3 all are installed on the front panel of shell 9, and pilot lamp 1 adopts light emitting diode lamp, and it is positioned at the top of front panel; Display 3 adopts the segment encode display, and it is positioned at the middle part of front panel; Button 2 is positioned at the bottom of front panel.Utilize each parts on the front panel can know when producing the short-circuit current signal have which relay to drop into use intuitively, and the chances are service time what, utilize button can select to have existed the 20 kinds of pulse trains that set in advance in the intelligent control module to be used to the test failure indicator, also can edit again these 20 kinds of pulse trains one by one simultaneously, and it is stored in the intelligent controller.As shown in Figure 4, intelligent control module 4 is core cells of whole device, it is used for coming relay in the pilot relay matrix 6 according to the pulse train mode producing control signal that is provided with, control light emitting diode lamp 1 and segment encode display 3 marker pulse patterns and actuating of relay situation simultaneously, intelligent control module 4 is according to the sequence of movement output short-circuit fault simulation signal of setting, this signal drives corresponding relays action in the relay matrix 6, these relays insert current return with different adjustable resistances, each adjustable resistance produces different electric currents as required, the counting and be exactly the output current of equipment of these electric currents, behind this electric current process up-flow coil up-flow, come the test failure indicator as final signal.As shown in Figure 3, adopt flat stube cable 5 to be connected between relay matrix 6 and the intelligent control module 4, relay in the relay matrix 4 is connected by placing the binding post I 7 on shell 9 rear panels to realize with extraneous adjustable resistance, whole electric current counts and adds and (Fig. 4 loop configuration is the up-flow coil with Fig. 4 up-flow coil by placing binding post II 8 on shell 9 rear panels in the back, the horizontal line on coil right side partly is the extension line of up-flow coil, the up-flow coil is connected between two binding post II8 by extension line) be connected, the signal behind the up-flow can be used for detecting the function of short trouble indicator.In order to know clearly that each action the time is which relay in the relay matrix 4 is access in, so on the front panel of shell 1, be provided with light emitting diode lamp 1, which actuating of relay, the pilot lamp corresponding with it will be lighted, and can observe the course of action of relay intuitively.
As shown in Figure 5, intelligent control module 4 comprises core processor, relay output driver module, display driver chip, display interface device and keyboard interface, core processor is pilot relay output driver module, display driver chip and keyboard interface respectively, core processor control display driver chip driving display interface carries out the input and output of signal, core processor supervisory keyboard interface carries out the input and output of signal, and core processor pilot relay output driver module drives the corresponding relay work in the relay matrix 6.Wherein, relay output driver module comprises a plurality of power amplification triodes and resistance, carries out in parallel with next group triode and resistance again after each power amplification triode and resistance are in series; Display driver chip adopts the CD4511 coding chip.
The core processing single-chip microcomputer adopts 16 single-chip microcomputers, and inner software drives conducting of corresponding power amplification triode or shutoff according to pre-determined logical order, thereby drives the corresponding actuating of relay in the relay matrix.The I/O mouth of single-chip microcomputer is directly received display driver chip, carries out demonstration work by this chip drives light-emitting diode display 3.When certain button on the keyboard 2 was pressed, the corresponding I/O mouth of the core processing single-chip microcomputer level that is attached thereto will be uprised by low, thereby single-chip microcomputer obtains instruction, carries out corresponding action according to this instruction then, finishes dependence test work.
Should be noted that at last: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although the present invention is had been described in detail with reference to the foregoing description, those of ordinary skill in the field are to be understood that: still can make amendment or be equal to replacement the specific embodiment of the present invention, and do not break away from any modification of spirit and scope of the invention or be equal to replacement, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (9)
1. intelligent short circuit fault of power distribution network indicator feature pick-up unit, it is characterized in that: relay matrix (6) and shell (9) that this pick-up unit comprises intelligent control module (4), is made up of relay, described intelligent control module (4) is connected by cable (5) with relay matrix (6) and places shell (9) inside, the rear panel of described shell (9) to be provided with binding post I (7) and the binding post II (8) that is connected with relay matrix (6).
2. intelligent short circuit fault of power distribution network indicator feature pick-up unit as claimed in claim 1 is characterized in that: the front panel of described shell (9) is provided with pilot lamp (1), button (2) and the display (3) that is connected with intelligent control module (4).
3. intelligent short circuit fault of power distribution network indicator feature pick-up unit as claimed in claim 1 or 2, it is characterized in that: described intelligent control module (4) comprises core processor, relay output driver module, display driver chip, display interface device and keyboard interface, described relay output driver module, display driver module are connected with core processor respectively with keyboard interface, and described display driver module is connected with display interface device.
4. intelligent short circuit fault of power distribution network indicator feature pick-up unit as claimed in claim 3 is characterized in that: described core processor adopts 16 single-chip microcomputers.
5. intelligent short circuit fault of power distribution network indicator feature pick-up unit as claimed in claim 3 is characterized in that: described relay output driver module comprises the power amplification triode and the resistance of mutual series connection.
6. intelligent short circuit fault of power distribution network indicator feature pick-up unit as claimed in claim 3 is characterized in that: described display driver chip adopts the CD4511 coding chip.
7. intelligent short circuit fault of power distribution network indicator feature pick-up unit as claimed in claim 1 or 2, it is characterized in that: the quantity of described binding post I (7) equates that with relay quantity in the relay matrix (6) end of each binding post I (7) links to each other with relay matrix (6), the other end links to each other with the adjustable resistance that places enclosure.
8. intelligent short circuit fault of power distribution network indicator feature pick-up unit as claimed in claim 1 or 2, it is characterized in that: the quantity of described binding post II (8) is two, and the end of two binding post II (8) links to each other with relay matrix (6), be parallel with a up-flow coil between the other end.
9. intelligent short circuit fault of power distribution network indicator feature pick-up unit as claimed in claim 1 or 2 is characterized in that: the quantity of pilot lamp (1) equates with relay quantity in the relay matrix (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020640227XU CN201926754U (en) | 2010-12-03 | 2010-12-03 | Intelligent function detecting device of distribution network short circuit fault indicator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020640227XU CN201926754U (en) | 2010-12-03 | 2010-12-03 | Intelligent function detecting device of distribution network short circuit fault indicator |
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| Publication Number | Publication Date |
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| CN201926754U true CN201926754U (en) | 2011-08-10 |
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| CN201020640227XU Expired - Lifetime CN201926754U (en) | 2010-12-03 | 2010-12-03 | Intelligent function detecting device of distribution network short circuit fault indicator |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102890259A (en) * | 2012-10-26 | 2013-01-23 | 广西电网公司电力科学研究院 | Line fault indicator detecting system |
| CN103529417A (en) * | 2013-10-14 | 2014-01-22 | 国家电网公司 | Automatic detection system for fault indicators for distributing line |
| CN104897965A (en) * | 2015-06-10 | 2015-09-09 | 中国电力科学研究院 | Automatic test system for resistor |
| CN105510772A (en) * | 2016-01-21 | 2016-04-20 | 广州思泰信息技术有限公司 | 10kv power distribution fault indicator test platform |
| CN105891758A (en) * | 2016-04-12 | 2016-08-24 | 南彦勃 | Self detection system for fault indicator |
| CN106291426A (en) * | 2016-08-04 | 2017-01-04 | 国网江西省电力公司电力科学研究院 | A kind of fault detector dynamic model test platform |
| CN106680751A (en) * | 2016-11-18 | 2017-05-17 | 云南电网有限责任公司电力科学研究院 | Power distribution network automation terminal equipment detection system |
-
2010
- 2010-12-03 CN CN201020640227XU patent/CN201926754U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102890259A (en) * | 2012-10-26 | 2013-01-23 | 广西电网公司电力科学研究院 | Line fault indicator detecting system |
| CN102890259B (en) * | 2012-10-26 | 2016-02-10 | 广西电网公司电力科学研究院 | Line-failure indicator detection system |
| CN103529417A (en) * | 2013-10-14 | 2014-01-22 | 国家电网公司 | Automatic detection system for fault indicators for distributing line |
| CN103529417B (en) * | 2013-10-14 | 2016-05-25 | 国家电网公司 | A kind of distribution line failure indicator automatic checkout system |
| CN104897965A (en) * | 2015-06-10 | 2015-09-09 | 中国电力科学研究院 | Automatic test system for resistor |
| CN105510772A (en) * | 2016-01-21 | 2016-04-20 | 广州思泰信息技术有限公司 | 10kv power distribution fault indicator test platform |
| CN105891758A (en) * | 2016-04-12 | 2016-08-24 | 南彦勃 | Self detection system for fault indicator |
| CN106291426A (en) * | 2016-08-04 | 2017-01-04 | 国网江西省电力公司电力科学研究院 | A kind of fault detector dynamic model test platform |
| CN106680751A (en) * | 2016-11-18 | 2017-05-17 | 云南电网有限责任公司电力科学研究院 | Power distribution network automation terminal equipment detection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: CHINA ELECTRIC POWER RESEARCH INSTITUTE Effective date: 20140321 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100192 HAIDIAN, BEIJING TO: 100031 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140321 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: China Electric Power Research Institute Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15 Patentee before: China Electric Power Research Institute |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110810 |
|
| CX01 | Expiry of patent term |