CN102620922A - Measuring equipment and method for just splitting and closing of breaker by piezoelectric ceramic sensor - Google Patents
Measuring equipment and method for just splitting and closing of breaker by piezoelectric ceramic sensor Download PDFInfo
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- CN102620922A CN102620922A CN2012100874891A CN201210087489A CN102620922A CN 102620922 A CN102620922 A CN 102620922A CN 2012100874891 A CN2012100874891 A CN 2012100874891A CN 201210087489 A CN201210087489 A CN 201210087489A CN 102620922 A CN102620922 A CN 102620922A
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- isolating switch
- transducer
- piezoceramic transducer
- displacement
- closed
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Abstract
The invention relates to the technical field of breaker equipment, in particular to measuring equipment for just splitting and closing of a breaker, which comprises a main body, and an insulating pull rod and a driving crank arm which are arranged on the lower portion of the main body, wherein the lower end of the insulating pull rod is provided with a piezoelectric ceramic sensor, and a displacement sensor is fixedly connected to the lateral side of the piezoelectric ceramic sensor. The equipment has the advantages that the structure is simple, the just splitting point and the just closing points of the breaker can be accurately measured, the measurement speed is rapid, the reaction is sensitive, the reliability is enhanced, and the working efficiency is improved.
Description
Technical field
The present invention relates to the technical field of breaker apparatus, especially a kind of piezoceramic transducer is measured device and the measuring method that the firm branch of isolating switch has just closed.
Background technology
In existing technology, for measure method that isolating switch just divides, just closed have a variety of, but there is following shortcoming in its result who measures: degree of accuracy is not high, and the measuring speed reaction is slower, can not judge firm branch and just chalaza exactly.
Summary of the invention
The technical matters that the present invention will solve is: overcome the deficiency in the prior art, provide a kind of piezoceramic transducer to measure device and measuring method that the firm branch of isolating switch has just closed.
The technical solution adopted for the present invention to solve the technical problems is: a kind of piezoceramic transducer is measured the device that the firm branch of isolating switch has just closed; Comprise body, be installed in the insulated tension pole and the transmission crank arm of body below; The lower end of described insulated tension pole is provided with piezoceramic transducer, is fixedly connected with displacement transducer at the side of piezoceramic transducer.
Described piezoceramic transducer is connected through bolt with insulated tension pole.
Described piezoceramic transducer is fixedly connected through pin with displacement transducer.
All be provided with on described piezoceramic transducer and the displacement transducer and be used for the outwards connecting line of output.
Above-mentioned piezoceramic transducer measure device that the firm branch of isolating switch just closed for the firm branch of isolating switch just closed measuring method, the steps include:
(1), transmission crank arm is started working drive piezoceramic transducer and displacement transducer motion;
(2), in motion process, piezoceramic transducer produces piezoelectric signal, displacement transducer produces displacement signal;
(3), be transferred in the CPU after the amplification of piezoelectric signal and displacement signal process, the filtering;
(4), after the DMA synchronized sampling of process CPU, noise reduction, the processing; Obtain isolating switch branch, combined floodgate displacement curve and isolating switch and just divided just fashionable, thus calculate separating brake and the combined floodgate of isolating switch time, speed, open the mechanical property of isolating switchs such as the distance and the excess of stroke.
(5), the data presentation that calculates also is stored on the intelligent breaker monitoring means.
The invention has the beneficial effects as follows: the present invention is simple in structure, can measure the firm branch and firm chalaza of isolating switch accurately, and measuring speed is very fast, is quick on the draw, and reliability increases, and has improved work efficiency.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is a structural representation of the present invention.
Among the figure: 1. body, 2. insulated tension pole, 3. transmission crank arm, 4. piezoceramic transducer, 5. displacement transducer.
Embodiment
Combine accompanying drawing and preferred embodiment that the present invention is further described now.These accompanying drawings are the synoptic diagram of simplification, basic structure of the present invention only is described in a schematic way, so it only show the formation relevant with the present invention.
A kind of piezoceramic transducer as shown in Figure 1 is measured the device that the firm branch of isolating switch has just closed; Comprise body 1, be installed in the insulated tension pole 2 and the transmission crank arm 3 of body 1 below; The lower end of insulated tension pole 2 is connected with piezoceramic transducer 4 through bolt; Side at piezoceramic transducer 4 is fixedly connected with displacement transducer 5 through pin, all is provided with on piezoceramic transducer 4 and the displacement transducer 5 to be used for the outwards connecting line of output.
Above-mentioned piezoceramic transducer measure device that the firm branch of isolating switch just closed for the firm branch of isolating switch just closed measuring method, the steps include:
(1), transmission crank arm is started working drive piezoceramic transducer and displacement transducer motion;
(2), in motion process, piezoelectric ceramics receives power, power makes that in the process that changes piezoceramic transducer produces piezoelectric signal, the displacement of brush makes displacement transducer produce displacement signal;
(3), be transferred in the CPU after the amplification of piezoelectric signal and displacement signal process, the filtering;
(4), after the DMA synchronized sampling of amplification, filtered piezoelectric signal and displacement signal process CPU, noise reduction, the processing; Obtain isolating switch branch, combined floodgate displacement curve and isolating switch and just divided just fashionable, thus calculate separating brake and the combined floodgate of isolating switch time, speed, open the mechanical property of isolating switchs such as the distance and the excess of stroke.
(5), the data presentation that calculates also is stored on the intelligent breaker monitoring means.
Piezoelectric ceramics has responsive characteristic; Can convert extremely faint mechanical vibration to electric signal, and can in the time of tens microseconds, make response fast, reaction velocity is fast; In the present invention; Utilize its susceptibility and react the firm chalaza of firm branch that rapidity is measured isolating switch, combine displacement transducer that the displacement curve of contact of breaker is monitored again, just divided the accurate judgement of firm chalaza to have crucial meaning to isolating switch undoubtedly.
The foregoing description only is explanation technical conceive of the present invention and characteristics; Its purpose is to let the personage that is familiar with this technology can understand content of the present invention and implements; Can not limit protection scope of the present invention with this; All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (5)
1. a piezoceramic transducer is measured the device that the firm branch of isolating switch has just closed; Comprise body (1), be installed in the insulated tension pole (2) and the transmission crank arm (3) of body (1) below; It is characterized in that: the lower end of described insulated tension pole (2) is provided with piezoceramic transducer (4), is fixedly connected with displacement transducer (5) at the side of piezoceramic transducer (4).
2. piezoceramic transducer according to claim 1 is measured the device that the firm branch of isolating switch has just closed, and it is characterized in that: described piezoceramic transducer (4) is connected through bolt with insulated tension pole (2).
3. piezoceramic transducer according to claim 1 is measured the device that the firm branch of isolating switch has just closed, and it is characterized in that: described piezoceramic transducer (4) is fixedly connected through pin with displacement transducer (5).
4. piezoceramic transducer according to claim 1 is measured the device that the firm branch of isolating switch has just closed, and it is characterized in that: all be provided with on described piezoceramic transducer (4) and the displacement transducer (5) and be used for 7 lines that are connected outwards exported.
5. above-mentioned piezoceramic transducer measure device that the firm branch of isolating switch just closed for the firm branch of isolating switch just closed measuring method, the steps include:
(1), transmission crank arm is started working drive piezoceramic transducer and displacement transducer motion;
(2), in motion process, piezoceramic transducer produces piezoelectric signal, displacement transducer produces displacement signal;
(3), be transferred in the CPU after the amplification of piezoelectric signal and displacement signal process, the filtering;
(4), after the DMA synchronized sampling of process CPU, noise reduction, the processing; Obtain isolating switch branch, combined floodgate displacement curve and isolating switch and just divided just fashionable, thus calculate separating brake and the combined floodgate of isolating switch time, speed, open the mechanical property of isolating switchs such as the distance and the excess of stroke.
(5), the data presentation that calculates also is stored on the intelligent breaker monitoring means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100874891A CN102620922A (en) | 2012-03-28 | 2012-03-28 | Measuring equipment and method for just splitting and closing of breaker by piezoelectric ceramic sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100874891A CN102620922A (en) | 2012-03-28 | 2012-03-28 | Measuring equipment and method for just splitting and closing of breaker by piezoelectric ceramic sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102620922A true CN102620922A (en) | 2012-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2012100874891A Pending CN102620922A (en) | 2012-03-28 | 2012-03-28 | Measuring equipment and method for just splitting and closing of breaker by piezoelectric ceramic sensor |
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| CN (1) | CN102620922A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439093A (en) * | 2013-08-06 | 2013-12-11 | 江苏森源电气股份有限公司 | Mechanical performance on-line detection device |
| CN103439094A (en) * | 2013-08-06 | 2013-12-11 | 江苏森源电气股份有限公司 | Mechanical performance on-line detection device |
| CN103675663A (en) * | 2013-12-05 | 2014-03-26 | 南方电网科学研究院有限责任公司 | Performance testing device for hybrid direct-current solid-state circuit breaker |
| CN103983448A (en) * | 2014-05-27 | 2014-08-13 | 江苏森源电气股份有限公司 | Mechanical property on-line detecting device |
| CN105629141A (en) * | 2015-12-31 | 2016-06-01 | 国网上海市电力公司 | Method of special insulation test of vacuum bubble of vacuum circuit breaker |
| CN107180728A (en) * | 2016-03-11 | 2017-09-19 | 通用电气公司 | Pole and its assemble method |
| CN109166767A (en) * | 2018-08-10 | 2019-01-08 | 国网福建省电力有限公司检修分公司 | The rigid chalaza precise positioning debugging apparatus of one-touch breaker and application method |
| CN110780191A (en) * | 2019-09-27 | 2020-02-11 | 国网浙江省电力有限公司杭州供电公司 | On-line monitoring method and device for mechanical characteristics of circuit breaker based on multiple sensors |
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| CN102269650A (en) * | 2011-05-06 | 2011-12-07 | 厦门Abb开关有限公司 | Online monitoring device of mechanical characteristics of vacuum circuit breaker |
| CN202522402U (en) * | 2012-03-28 | 2012-11-07 | 常州森隆电力科技有限公司 | Switching-on and switching-off device of piezoceramic transducer measurement breaker |
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| CN102269650A (en) * | 2011-05-06 | 2011-12-07 | 厦门Abb开关有限公司 | Online monitoring device of mechanical characteristics of vacuum circuit breaker |
| CN202522402U (en) * | 2012-03-28 | 2012-11-07 | 常州森隆电力科技有限公司 | Switching-on and switching-off device of piezoceramic transducer measurement breaker |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439094A (en) * | 2013-08-06 | 2013-12-11 | 江苏森源电气股份有限公司 | Mechanical performance on-line detection device |
| CN103439093A (en) * | 2013-08-06 | 2013-12-11 | 江苏森源电气股份有限公司 | Mechanical performance on-line detection device |
| CN103675663A (en) * | 2013-12-05 | 2014-03-26 | 南方电网科学研究院有限责任公司 | Performance testing device for hybrid direct-current solid-state circuit breaker |
| CN103675663B (en) * | 2013-12-05 | 2017-05-24 | 南方电网科学研究院有限责任公司 | Performance testing device for hybrid direct-current solid-state circuit breaker |
| CN103983448A (en) * | 2014-05-27 | 2014-08-13 | 江苏森源电气股份有限公司 | Mechanical property on-line detecting device |
| CN103983448B (en) * | 2014-05-27 | 2017-10-31 | 江苏森源电气股份有限公司 | Mechanical property on-line measuring device |
| CN105629141B (en) * | 2015-12-31 | 2018-12-28 | 国网上海市电力公司 | A kind of method of vacuum tube of vacuum breaker special project Insulation Test |
| CN105629141A (en) * | 2015-12-31 | 2016-06-01 | 国网上海市电力公司 | Method of special insulation test of vacuum bubble of vacuum circuit breaker |
| CN107180728A (en) * | 2016-03-11 | 2017-09-19 | 通用电气公司 | Pole and its assemble method |
| CN107180728B (en) * | 2016-03-11 | 2020-08-25 | Abb瑞士股份有限公司 | Solid-sealed polar pole and assembling method thereof |
| CN109166767A (en) * | 2018-08-10 | 2019-01-08 | 国网福建省电力有限公司检修分公司 | The rigid chalaza precise positioning debugging apparatus of one-touch breaker and application method |
| CN109166767B (en) * | 2018-08-10 | 2020-03-27 | 国网福建省电力有限公司检修分公司 | One-key type circuit breaker rigid joint accurate positioning debugging device and using method |
| CN110780191A (en) * | 2019-09-27 | 2020-02-11 | 国网浙江省电力有限公司杭州供电公司 | On-line monitoring method and device for mechanical characteristics of circuit breaker based on multiple sensors |
| CN110780191B (en) * | 2019-09-27 | 2022-04-29 | 国网浙江省电力有限公司杭州供电公司 | On-line monitoring method and device for mechanical characteristics of circuit breaker based on multiple sensors |
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Application publication date: 20120801 |