CN203630239U - Insulator wireless detection device - Google Patents
Insulator wireless detection device Download PDFInfo
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- CN203630239U CN203630239U CN201320759901.XU CN201320759901U CN203630239U CN 203630239 U CN203630239 U CN 203630239U CN 201320759901 U CN201320759901 U CN 201320759901U CN 203630239 U CN203630239 U CN 203630239U
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- insulator
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- communication module
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- 239000012212 insulator Substances 0.000 title claims abstract description 52
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000004891 communication Methods 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 14
- 238000005070 sampling Methods 0.000 claims abstract description 13
- 239000000523 sample Substances 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 150000002739 metals Chemical class 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model relates to an insulator wireless detection device. The insulator wireless detection device comprises a detection probe, wherein the detection probe comprises two sheet metals, and the two sheet metals are contacted with the steels caps at the two ends of an insulator respectively; a high-voltage voltage divider comprising a high-voltage input end and a low-voltage output end, wherein the high-voltage input end is connected with the two sheet metals; a low-voltage sampling module connected with the low-voltage output end; an A/D conversion module connected with the low-voltage sampling module; and a wireless communication module connected with the A/D conversion module. The insulator wireless detection device applies the wireless communication to the insulator detection, so that the overhauling personnel can record the spread voltage numerical value of a single insulator automatically during the detection process of the insulator, and real-timely draw a voltage distribution curve of a tested insulator string, and accordingly, the working personnel can analyze and judge whether the damaged insulator exists in the insulator string.
Description
Technical field
The utility model relates to the apparatus for examination and repair of overhead transmission line insulator, refers to particularly a kind of insulator wireless detection device.
Background technology
Along with electric system main grid structure is towards large capacity, extra-high voltage future development, and as the insulator of the indispensable part of overhead transmission line, its safe and stable operation and repair and maintenance work just seem particularly important.For ensureing power system security reliability service, insulator put into operation after a period of time on overhead transmission line, need regularly to arrange maintainer to detect its performance, to inferior insulator, zero resistance insulator or puncture, short circuit insulator changes in time.
At present, China's most area is all the traditional approach that adopts maintainer to ascend a height with electro-detection, carrying surveying instrument by upkeep operation personnel drives to scene, climb up the running status that shaft tower detects all insulators one by one, according to the testing result of monolithic insulator, the on-the-spot running status that judges this insulator, this operational method is only in Site Detection, badly damaged insulator is effective, can exist undetectedly for the insulator that has hidden danger in service, cannot find in time in-problem insulator.
Summary of the invention
The utility model object is to overcome above-mentioned the deficiencies in the prior art and a kind of insulator wireless detection device is provided, this device can detect the spread voltage of every insulator, and can in real time the mode of the logical radio communication of measurement result be transferred in the intelligent movable sense terminals in operating personnel's hand to the work efficiency of increase rate insulator upkeep operation.
The technical scheme that realizes the employing of the utility model object is a kind of insulator wireless detection device, and this device comprises:
Detection probe, comprises two metal sheets, and described two metal sheets contacts with the steel cap at insulator two ends respectively;
High-voltage bleeder, comprises high voltage input terminal and low-voltage output, and described high voltage input terminal is connected with described two metal sheets;
Low pressure sampling module, is connected with described low-voltage output;
A/D modular converter, is connected with described low pressure sampling module; And
Wireless communication module, is connected with described A/D modular converter.
Further, described insulator wireless detection device also comprises signal condition module, described signal condition module comprises low-pass filter circuit, differential amplifier circuit, feedback compensation circuit and the true effective value converting circuit that electric signal connects successively, described low-pass filter is connected with the output terminal of described A/D modular converter, and described true effective value converting circuit is connected with described wireless communication module.
In technique scheme, described wireless communication module is Wi-Fi wireless communication module, Bluetooth wireless communication module or Zigbee wireless communication module.
The utility model passes through detection probe and insulator two end in contact, then the voltage of detection probe is measured, again the voltage of detection is transferred in the intelligent movable sense terminals in operating personnel's hand in the mode of wireless transmission after signal is processed, finally after Treatment Analysis, show whether insulator breaks down to the received signal.
The utility model is simple in structure, easy to use, the insulator of hidden danger can be found in time to damage or exist, the work efficiency of overhead transmission line insulator upkeep operation can be improved greatly, significant to ensureing overhead transmission line safe and reliable operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model insulator wireless detection device.
Fig. 2 is the structured flowchart of signal condition module in Fig. 1.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, insulator wireless detection device comprises: detection probe 1, high-voltage bleeder 2, low pressure sampling module 3, signal condition module 4, A/D modular converter 5, wireless communication module 6 and intelligent movable sense terminals 7.
In the present embodiment, detection probe 1 comprises two metal sheets, and two metal sheets contacts with the steel cap at insulator 8 two ends respectively, and two metal sheets is made up of high conductivity and the metal with certain toughness, to realize the steel cap that clamps insulator 8 two ends.High-voltage bleeder 2 comprises high voltage input terminal and low-voltage output, and high voltage input terminal is connected with the two metal sheets of detection probe 1.Low pressure sampling module 3 is connected with the low-voltage output of high-voltage bleeder 2.A/D modular converter 5 is connected with low pressure sampling module 3.Wireless communication module 6 is connected with A/D modular converter 5.
The present embodiment high-voltage bleeder 2 used at least comprises a high pressure dividing potential drop part and a low pressure dividing potential drop part series connection, and high-voltage bleeder overall impedance value is much larger than monolithic insulator resistance value, while fully reducing the utility model access, on the impact of insulator chain spread voltage, avoid introducing measuring error.While selecting voltage divider, high-pressure section resistance value is much larger than low-pressure section resistance value, and making through the signal after high-voltage bleeder is the signal that amplitude is less.
The present embodiment low pressure sampling module 3 used can be isolated input and output signal, guarantee that high-pressure side and low pressure end signal can not disturb, and, self possesses larger input impedance and less output impedance ideally, make front-end sampling circuit output signal and the impedance matching of back end signal modulate circuit, reduce distorted signals.
The present embodiment signal condition module 4 used comprises low-pass filter circuit 4.1, differential amplifier circuit 4.2, feedback compensation circuit 4.3 and the true effective value converting circuit 4.4 that electric signal connects successively, low-pass filter 4.1 is connected with the output terminal of A/D modular converter 5, and true effective value converting circuit 4.4 is connected with wireless communication module 6.Low-pass filter circuit 4.1 filters for clutter and higher hamonic wave that signal is existed, and differential amplifier circuit 4.2 is adjusted the suitable A/D sampling of signal amplitude, and feedback compensation circuit 4.3 is for floating and carry out auto-compensation the temperature of systematic survey.
The present embodiment wireless communication module 6 used is Wi-Fi wireless communication module, Bluetooth wireless communication module or Zigbee wireless communication module, wireless communication module 6 is wirelessly transmitted to the output signal of A/D modular converter 5 in maintainer's intelligent movable sense terminals 7, and intelligent movable sense terminals 7 can be PDA, panel computer, smart mobile phone etc.Intelligent movable sense terminals 7 can receive Wi-Fi, bluetooth, Zigbee wireless signal, and corresponding professional software can be installed the information receiving is carried out to Treatment Analysis.Above-mentioned wireless communication module 6 used is those skilled in the art institute common technology means, repeats no more herein.
While using the utility model, detect after the spread voltage at insulator 8 two ends by detection probe 1, after high-voltage bleeder 2, become tiny signal, pass through again low pressure sampling module 3, signal condition module 4 and A/D modular converter 5 obtain spread voltage numerical value on tested insulator 8 after processing, then be transferred in intelligent movable sense terminals 7 by wireless communication module 6, maintainer gets the spread voltage of tested insulator 8 by intelligent movable sense terminals 7, and the tested insulator 8 of real-time rendering is gone here and there spread voltage curve, insulator 8 both end voltage in detecting are occurred to the part of sudden change shows with obvious colouring discrimination, be convenient to analyze, judge whether this insulator string 8 has damage insulator.
Claims (3)
1. an insulator wireless detection device, is characterized in that, comprising:
Detection probe, comprises two metal sheets, and described two metal sheets contacts with the steel cap at insulator two ends respectively;
High-voltage bleeder, comprises high voltage input terminal and low-voltage output, and described high voltage input terminal is connected with described two metal sheets;
Low pressure sampling module, is connected with described low-voltage output;
A/D modular converter, is connected with described low pressure sampling module; And
Wireless communication module, is connected with described A/D modular converter.
2. insulator wireless detection device according to claim 1, it is characterized in that, also comprise signal condition module, described signal condition module comprises low-pass filter circuit, differential amplifier circuit, feedback compensation circuit and the true effective value converting circuit that electric signal connects successively, described low-pass filter is connected with the output terminal of described A/D modular converter, and described true effective value converting circuit is connected with described wireless communication module.
3. insulator wireless detection device according to claim 1 and 2, is characterized in that: described wireless communication module is Wi-Fi wireless communication module, Bluetooth wireless communication module or Zigbee wireless communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320759901.XU CN203630239U (en) | 2013-11-27 | 2013-11-27 | Insulator wireless detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320759901.XU CN203630239U (en) | 2013-11-27 | 2013-11-27 | Insulator wireless detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203630239U true CN203630239U (en) | 2014-06-04 |
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| CN201320759901.XU Expired - Lifetime CN203630239U (en) | 2013-11-27 | 2013-11-27 | Insulator wireless detection device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103576038A (en) * | 2013-11-27 | 2014-02-12 | 武汉科迪奥电力科技有限公司 | Wireless insulator detection device |
| CN105223483A (en) * | 2015-11-02 | 2016-01-06 | 国网山东省电力公司电力科学研究院 | A kind of DC transmission engineering insulator chain defect online detection method and device |
| CN105510785A (en) * | 2016-01-04 | 2016-04-20 | 国网山东省电力公司烟台供电公司 | Suspension insulator low and zero resistance data wireless measurer |
| CN106249115A (en) * | 2016-08-24 | 2016-12-21 | 古恒威 | The insulator detector that a kind of accuracy rate is high |
| CN106841766A (en) * | 2017-02-15 | 2017-06-13 | 武汉市欧睿科技有限公司 | A kind of alternating current circuit insulator chain measuring voltage distribution table |
| CN108058819A (en) * | 2017-12-13 | 2018-05-22 | 萍乡市旭华电瓷电器制造有限公司 | A kind of isolator detecting unmanned plane |
-
2013
- 2013-11-27 CN CN201320759901.XU patent/CN203630239U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103576038A (en) * | 2013-11-27 | 2014-02-12 | 武汉科迪奥电力科技有限公司 | Wireless insulator detection device |
| CN105223483A (en) * | 2015-11-02 | 2016-01-06 | 国网山东省电力公司电力科学研究院 | A kind of DC transmission engineering insulator chain defect online detection method and device |
| CN105223483B (en) * | 2015-11-02 | 2017-12-12 | 国网山东省电力公司电力科学研究院 | A kind of DC transmission engineering insulator chain defect online detection method and device |
| CN105510785A (en) * | 2016-01-04 | 2016-04-20 | 国网山东省电力公司烟台供电公司 | Suspension insulator low and zero resistance data wireless measurer |
| CN106249115A (en) * | 2016-08-24 | 2016-12-21 | 古恒威 | The insulator detector that a kind of accuracy rate is high |
| CN106841766A (en) * | 2017-02-15 | 2017-06-13 | 武汉市欧睿科技有限公司 | A kind of alternating current circuit insulator chain measuring voltage distribution table |
| CN108058819A (en) * | 2017-12-13 | 2018-05-22 | 萍乡市旭华电瓷电器制造有限公司 | A kind of isolator detecting unmanned plane |
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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: WUHAN CREDIT ELECTRIC POWER TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WUHAN KEDI'AO ELECTRIC POWER SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20150512 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 430073 WUHAN, HUBEI PROVINCE TO: 430074 WUHAN, HUBEI PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150512 Address after: 430074 Hubei province Wuhan city East Lake high tech Park Road No. two Guanshan international business center 3 Building 2 layer 1 Patentee after: WUHAN KERUIDE ELECTRIC POWER TECHNOLOGY Co.,Ltd. Address before: 902 room 430073, building F2, Optics Valley Software Park, East Lake hi tech Development Zone, Wuhan, Hubei, China Patentee before: WUHAN KEDI'AO ELECTRICITY TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20221221 Address after: 430000 Luojia mountain, Wuchang District, Wuhan City, Hubei Province Patentee after: WUHAN University Patentee after: WUHAN KERUIDE ELECTRIC POWER TECHNOLOGY Co.,Ltd. Address before: No. 1, Floor 2, Building 3, International Enterprise Center, No. 1, Guanshan Second Road, Donghu Hi tech Park, Wuhan, Hubei 430074 Patentee before: WUHAN KERUIDE ELECTRIC POWER TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |
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| CX01 | Expiry of patent term |