CN202110228U - Insulator fault detection instrument - Google Patents
Insulator fault detection instrument Download PDFInfo
- Publication number
- CN202110228U CN202110228U CN2011201877489U CN201120187748U CN202110228U CN 202110228 U CN202110228 U CN 202110228U CN 2011201877489 U CN2011201877489 U CN 2011201877489U CN 201120187748 U CN201120187748 U CN 201120187748U CN 202110228 U CN202110228 U CN 202110228U
- Authority
- CN
- China
- Prior art keywords
- insulator
- controller
- signal
- detecting instrument
- signal receiver
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides an insulator fault detection instrument comprising an ultrasonic wave sensor, a signal conditioning circuit, an analog-to-digital converter, a controller and a signal receiver. The ultrasonic wave sensor, the signal conditioning circuit, the analog-to-digital converter, the controller and the signal receiver are electrically connected sequentially with one another. The insulator fault detection instrument also comprises an infrared temperature measurement module, and the infrared temperature measurement module is electrically connected with the controller. The insulator fault detection instrument firstly judges a damaged insulator in a measurement range through ultrasonic wave detection, wave form display of an LCD (liquid crystal display) and headset voice frequency monitoring, and further detects the damaged insulator through infrared temperature measurement to determine whether the insulator is damaged, so as to further improve the precision of detecting fault of the insulator.
Description
Technical field
The utility model relates to power domain, relates in particular to a kind of insulator breakdown detecting instrument.
Background technology
Power industry is a most important basic energy resource industry in the national economic development, is the basic industry that involves the interests of the state and the people.As a kind of advanced person's yield-power and basic industry, power industry is not only the big problem of strategy that concerns economic security of the country, and closely related with daily life, social stability.
Insulator can play support wire and prevent that electric current from returning the vital role on ground in overhead transmission line, have only these two effects to be guaranteed, and just can guarantee the use and the security of operation of whole piece transmission line of electricity.Whether traditional line walking inspection insulator all needs the track walker could to break down by accurate observation insulator through stepping on tower, the tower work of stepping on blindly, and also there is sizable potential safety hazard in the work difficulty that had both increased the track walker.
Exist on the basis of acoustic emission phenomenon in the insulator contamination discharge, proposed to detect the method for insulator contamination discharge, and developed the insulator arc-over monitoring device based on acoustic emission.The result shows that along with the reinforcement of insulator contamination strength of discharge, the acoustic signals of discharge generation is also strengthened thereupon, and the amplitude of signal pulse increases, and the frequency that pulse occurs also increases.The acoustic signals of insulator contamination discharge generation can truly reflect the insulator contamination discharge process, can judge that through detecting acoustic signals the development trend of discharge reaches the harmfulness to electric system.
But; The insulator breakdown detecting instrument simple during according to the electric discharge phenomena that collect hyperacoustic signal power judge the fault degree of insulator; Only with the benchmark of ultrasonic signal size as the judgement insulator breakdown; In actual conditions, fail to consider the influence of other factors,, will cause result's erroneous judgement like temperature, humidity etc.
The utility model content
The utility model is intended to solve the big technical matters of insulator breakdown detecting error in the prior art, provides a kind of and can realize that insulator breakdown detecting error is little, effectively improves the insulator breakdown detecting instrument of its detecting fault degree of accuracy.
A kind of insulator breakdown detecting instrument; Said insulator breakdown detecting instrument comprises ultrasonic sensor, signal conditioning circuit, analog to digital converter, controller, signal receiver, said ultrasonic sensor, signal conditioning circuit, analog to digital converter; Controller, signal receiver are electrically connected successively; Wherein, this insulator breakdown detecting instrument also comprises an infrared measurement of temperature module, and said infrared measurement of temperature module is electrically connected with said controller.
Preferably, said infrared measurement of temperature module is an infrared thermometer.
Preferably, said infrared measurement of temperature module is an infrared temperature-test sensor.
Preferably, said signal receiver comprises that one is used to show the LCD LCDs of ultrasonic signal and temperature signal, and said LCD LCDs is electrically connected with said controller.
Preferably, said signal receiver also comprises coder and earphone, and said earphone is electrically connected with said controller through coder.
Preferably, said signal receiver comprises that also one is used to store the SD card of data.
Preferably, said controller employing model is the single-chip microcomputer of LM3S9B92.
The above technical scheme; Said insulator breakdown detecting instrument is earlier through ultrasound examination; Waveform through the LCD LCD shows and the earpiece audio monitoring, tentatively judges the insulator that has been damaged in institute's survey scope, and then through infrared measurement of temperature the insulator that has been damaged is further detected; Confirm whether this insulator is damaged, further improved the degree of accuracy that detects insulator breakdown.
Description of drawings
Fig. 1 is the structured flowchart of a kind of preferred embodiment of the utility model.
Fig. 2 is the structured flowchart of the another kind of preferred embodiment of the utility model.
Embodiment
Clearer for technical matters, technical scheme and beneficial effect that the utility model is solved, below in conjunction with accompanying drawing and embodiment, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1, the insulator breakdown detecting instrument that the utility model provides comprises, ultrasonic sensor 10, signal conditioning circuit 20; Analog to digital converter 30, the also written ADC of said analog to digital converter, controller 40, and signal receiver 100; Said ultrasonic sensor 10, signal conditioning circuit 20, analog to digital converter 30; Controller 40 and signal receiver 100 are electrically connected successively, also comprise infrared measurement of temperature module 60, and said infrared measurement of temperature module 60 is electrically connected with said controller 40.
Said ultrasonic sensor 10 is used for initiatively gathering the ultrasound wave that scope inner insulator string emits of surveying.
Said signal conditioning circuit 20, be used for ultrasonic sensor 10 collect signal amplify, isolation, Filtering Processing etc.
Said analog to digital converter 30 is used for the signal that signal conditioning circuit was handled is converted into digital signal and sends this digital signal to said controller 40.
Said controller 40 is used for the data that received are carried out analyzing and processing, and the signal after will handling is transferred to said signal receiver 100.The high-performance single-chip microcomputer that said controller 40 preferred employing models are LM3S9B92 is as system master coremaking sheet.
Said infrared measurement of temperature module 60 is used to detect the temperature signal of the scope inner insulator string of surveying, and sends this temperature signal to said controller 40.Said infrared measurement of temperature module 60 preferred infrared thermometer or the infrared temperature-test sensors of adopting.
Said signal receiver 100 is used to receive and shows or store the signal after said controller is handled.Said signal receiver 100 preferably includes a LCD LCD 50; Said LCD LCD 50 is electrically connected with said controller 40; Be used to receive the signal after controller 40 is handled and they are presented at this display, institute's content displayed comprises waveform signal, Wave data, temperature signal and temperature data etc.
As a kind of preferred version; Said signal receiver 100 also comprises a coder 70 and an earphone 80; Said earphone 80 is electrically connected with said controller 40 through said coder 70, can monitor the sound signal of the insulator chain that collected through said earphone.
As further improvement, said signal receiver 100 also comprises a SD card, is used for signal and data after the CPU processing are stored, so that the later stage safeguards data and analyzes.
In the said insulator breakdown detecting instrument, it is fairly simple that ultrasound examination partly detects principle, through said ultrasonic signal being carried out send to said controller 40 after the analog to digital conversion; After said controller 40 is handled; Can obtain which insulator through LCD LCD and earphone fault has taken place, but, need to start the infrared measurement of temperature module insulator chain is further detected in order to confirm further whether this fault is true fault; When breaking down because of insulator; The a certain insulator sector-meeting occurrence temperature of the inside is unusual, and the infrared measurement of temperature module that open on the insulator breakdown detector this moment is carried out infrared detection to the insulator chain in the sensing range, after detected infrared ability collection is amplified; Utilize the inner digital image processing techniques of controller that these conversion of signals are become appreciable data-signal; When the temperature of wherein a certain insulator sheet got temperature and is higher than design temperature T than other insulator sheets, then this insulator sheet of decidable broke down, and need in time change or keep in repair; Said design temperature is 1 ℃-5 ℃, is preferably 2 ℃.
In the above technical scheme; Can effectively improve the accuracy of detection that insulator breaks down through ultrasound examination and infrared measurement of temperature detection; Can further reach following technique effect: the track walker only needs under tower, just can to monitor in real time targetedly insulator chain, has effectively avoided causing because of the blindness climbing tower generation of the security incident that waste of manpower resource and work high above the ground bring; The application time range of infrared measurement of temperature is wider, and any state of weather even night also can be detected insulator chain; Match through ultrasound examination and infrared detection; From many aspects such as the vision sense of hearings insulator chain is detected; Testing result is more accurate, make overhaul of the equipments turn to state maintenance from traditional in the past timing maintenance, has effectively prevented the expansion of hidden trouble of equipment, fault; Reduce equipment stoppage in transit loss, improved the reliability and operation availability of equipment.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model.
Claims (7)
1. an insulator breakdown detecting instrument is characterized in that, said insulator breakdown detecting instrument comprises ultrasonic sensor, signal conditioning circuit, analog to digital converter; Controller, signal receiver; Said ultrasonic sensor, signal conditioning circuit, analog to digital converter, controller, signal receiver are electrically connected successively, wherein; This insulator breakdown detecting instrument also comprises an infrared measurement of temperature module, and said infrared measurement of temperature module is electrically connected with said controller.
2. insulator breakdown detecting instrument according to claim 1 is characterized in that, said infrared measurement of temperature module is an infrared thermometer.
3. insulator breakdown detecting instrument according to claim 1 is characterized in that, said infrared measurement of temperature module is an infrared temperature-test sensor.
4. insulator breakdown detecting instrument according to claim 1 is characterized in that, said signal receiver comprises that one is used to show the LCD LCDs of ultrasonic signal and temperature signal, and said LCD LCDs is electrically connected with said controller.
5. insulator breakdown detecting instrument according to claim 1 is characterized in that said signal receiver also comprises coder and earphone, and said earphone is electrically connected with said controller through coder.
6. insulator breakdown detecting instrument according to claim 1 is characterized in that, said signal receiver comprises that also one is used to store the SD card of data.
7. insulator breakdown detecting instrument according to claim 1 is characterized in that, it is the single-chip microcomputer of LM3S9B92 that said controller adopts model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201877489U CN202110228U (en) | 2011-06-07 | 2011-06-07 | Insulator fault detection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201877489U CN202110228U (en) | 2011-06-07 | 2011-06-07 | Insulator fault detection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202110228U true CN202110228U (en) | 2012-01-11 |
Family
ID=45435674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201877489U Expired - Fee Related CN202110228U (en) | 2011-06-07 | 2011-06-07 | Insulator fault detection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202110228U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278190A (en) * | 2013-05-15 | 2013-09-04 | 河南省电力公司平顶山供电公司 | Electronic insulator monitoring system |
| CN103353507A (en) * | 2013-06-20 | 2013-10-16 | 国家电网公司 | Automatic insulator flaw detection instrument and method |
| CN104035008A (en) * | 2014-06-14 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Insulator fault detector suitable for use by persons with different body contours |
| CN104198578A (en) * | 2014-07-30 | 2014-12-10 | 国家电网公司 | Automatic flaw-detecting and testing system of porcelain post insulator and testing method |
| CN107132458A (en) * | 2016-02-29 | 2017-09-05 | 中车株洲电力机车研究所有限公司 | A kind of electric power system low frequency insulation detection device and method |
| CN108061847A (en) * | 2017-12-23 | 2018-05-22 | 华北电力大学（保定） | A kind of dry reactor epoxy resins insulation medium cracking detection method |
| CN110324741A (en) * | 2019-06-28 | 2019-10-11 | 深圳供电局有限公司 | Test earphone and its wearable detection device |
| CN112116106A (en) * | 2019-12-07 | 2020-12-22 | 邓广博 | Device self-checking system based on display characteristic search |
-
2011
- 2011-06-07 CN CN2011201877489U patent/CN202110228U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278190A (en) * | 2013-05-15 | 2013-09-04 | 河南省电力公司平顶山供电公司 | Electronic insulator monitoring system |
| CN103353507A (en) * | 2013-06-20 | 2013-10-16 | 国家电网公司 | Automatic insulator flaw detection instrument and method |
| CN104035008A (en) * | 2014-06-14 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Insulator fault detector suitable for use by persons with different body contours |
| CN104035008B (en) * | 2014-06-14 | 2016-05-18 | 国网四川省电力公司双流县供电分公司 | A kind of electrical insulator fault detector that can be applicable to different build librarian uses |
| CN104198578A (en) * | 2014-07-30 | 2014-12-10 | 国家电网公司 | Automatic flaw-detecting and testing system of porcelain post insulator and testing method |
| CN107132458A (en) * | 2016-02-29 | 2017-09-05 | 中车株洲电力机车研究所有限公司 | A kind of electric power system low frequency insulation detection device and method |
| CN108061847A (en) * | 2017-12-23 | 2018-05-22 | 华北电力大学（保定） | A kind of dry reactor epoxy resins insulation medium cracking detection method |
| CN110324741A (en) * | 2019-06-28 | 2019-10-11 | 深圳供电局有限公司 | Test earphone and its wearable detection device |
| CN110324741B (en) * | 2019-06-28 | 2021-08-24 | 深圳供电局有限公司 | Detection earphone and wearable detection equipment thereof |
| CN112116106A (en) * | 2019-12-07 | 2020-12-22 | 邓广博 | Device self-checking system based on display characteristic search |
| CN112116106B (en) * | 2019-12-07 | 2021-09-10 | 山东九州信泰信息科技股份有限公司 | Device self-checking system based on display characteristic search |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202110228U (en) | Insulator fault detection instrument | |
| CN202119850U (en) | Insulator fault positioning detecting instrument | |
| CN105403242B (en) | A kind of locomotive pantograph net hard spot photoelectric vibration comprehensive detection and GPS positioning method and system | |
| CN102622863B (en) | System for monitoring real-time status of damage, upwarp and theft of pit well cover | |
| EP3023315A3 (en) | System and method for early train detection | |
| CN104863839B (en) | A kind of automobile engine high pressure oil pump abnormal sound detection method and device | |
| CN203396898U (en) | Insulator discharge detection device | |
| CN101587005A (en) | Acoustic velocimetry SF6 gas leakage monitoring and warning system | |
| CN102183697A (en) | System for monitoring noise and vibration of power transformer | |
| CN103629534A (en) | Oil pipeline leakage detection and positioning method based on comprehensive signals | |
| CN202669851U (en) | Detecting device for damage to railway track | |
| CN201083801Y (en) | Non-contact type extra-high voltage electricity tester | |
| CN201740632U (en) | Leakage fault diagnosing apparatus for high temperature and high pressure valves by using acoustic emission signals | |
| CN104569143A (en) | On-line monitoring system for flaw detection of steel wire rope for mines | |
| CN207408351U (en) | A kind of rail examination detection device | |
| CN204854803U (en) | A on -line monitoring device that it is basic stable that is used for tunnel to hang fan | |
| CN108181103A (en) | A kind of steel spring vibration isolator detecting system | |
| CN210322907U (en) | Acoustic emission signal acquisition system for flaw detection of storage tank | |
| CN205450079U (en) | Wind generating set's thunder current measuring device | |
| CN103123303A (en) | Quantifying and online monitoring method of bridge girder safe reliability | |
| CN202501198U (en) | Sensor assembly used for monitoring leakage of natural gas transmission pipeline | |
| CN201429490Y (en) | Acoustic anemometry for SF6 gas-leakage monitoring and alarming system | |
| CN202350904U (en) | Integrated vibration transmitter | |
| CN103968936B (en) | Based on difference Micro-Variation Capacitance shaft tower vibration monitoring device | |
| CN202098821U (en) | Broken-belt catching device capable of giving sound and light alarm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20200607 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |