CN104375060A - Fault indicator - Google Patents

Fault indicator Download PDF

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Publication number
CN104375060A
CN104375060A CN201410712519.2A CN201410712519A CN104375060A CN 104375060 A CN104375060 A CN 104375060A CN 201410712519 A CN201410712519 A CN 201410712519A CN 104375060 A CN104375060 A CN 104375060A
Authority
CN
China
Prior art keywords
circuit
electrical connection
display
sensor
auxiliary circuit
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.)
Pending
Application number
CN201410712519.2A
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Chinese (zh)
Inventor
庄晓丹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Huzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Changxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Huzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Changxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Huzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd, Changxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201410712519.2A priority Critical patent/CN104375060A/en
Publication of CN104375060A publication Critical patent/CN104375060A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a fault indicator which comprises a base, a wire clamping device, a detection judging system and a wireless receiver. The detection judging system comprises a sensor, a control circuit and a display circuit, a coil of the sensor is connected on the wire clamping device, the sensor is electrically connected with the control circuit which is electrically connected with the display circuit, the control circuit comprises a display assisting circuit and a parameter modifying circuit, the sensor is electrically connected with the display assisting circuit which is electrically connected with the display circuit, and the wireless receiver is electrically connected with the parameter modifying circuit which is electrically connected with the display assisting circuit. When running mode and load structure of a cable are changed, a communication terminal sends out a parameter modifying instruction, the wireless receiver receives a wireless signal, converts the same into an electric signal and sends the electric signal to the parameter modifying circuit, the parameter modifying circuit is electrified and communicated with the display assisting circuit, and parameters in the display assisting circuit are changed, so that fault detection accuracy is improved.

Description

Fault detector
Technical field
The present invention relates to field of power, be specifically related to fault detector.
Background technology
Conventional distribution line on-line monitoring acquisition terminal function is simple, the failure message only gathering circuit sends distribution line on-line monitoring communication terminal to by the small wireless communication mode of one-way communication, do not support remote control command and optimum configurations order, this makes acquisition terminal just or more difficultly cannot carry out monitoring of working condition and parameter modification after loading onto circuit, thus the parameter that result in acquisition terminal cannot well coordinate circuit practical operation situation, add fault misdescription rate and the rate of failing to report of acquisition terminal.
Summary of the invention
Problem to be solved by this invention is to provide fault detector, can remotely modifying parameter to adapt to the practical operation situation of cable, improve fault detect accuracy.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: fault detector, comprise base, the card line apparatus being located at base top and the detection being located at chassis interior judge system, described detection judgement system comprises sensor, control circuit and display circuit, described sensor has coil, described coil is connected on card line apparatus, described sensor and control circuit electrical connection, described control circuit and display circuit electrical connection, fault detector comprises wireless receiver, described control circuit comprises display auxiliary circuit and parameter modification circuit, the signal output part of described sensor and the signal input part electrical connection of display auxiliary circuit, the signal output part of described display auxiliary circuit and the signal input part electrical connection of display circuit, the signal output part of described wireless receiver and the signal input part electrical connection of parameter modification circuit, the signal output part of described parameter modification circuit and the signal input part electrical connection of display auxiliary circuit.When the method for operation of cable and load configuration change, communication terminal sends parameter modification instruction, wireless receiver receives wireless signal and is translated into electric signal and sends to parameter modification circuit, parameter modification circuit obtain electric with display auxiliary circuit be communicated with, parameter change on display auxiliary circuit, sensor sensing electric signals also sends it to display auxiliary circuit, display auxiliary circuit receives electric signal and the amended parameter of comparison carries out Logic judgment, if cable breaks down, display auxiliary circuit sends electric signal to display circuit, display circuit obtains electric display fault, realize remotely modifying parameter to adapt to the practical operation situation of cable, improve fault detect accuracy.
Improve, fault detector comprises parametric detector and wireless launcher, the signal input part of described parametric detector and the signal output part electrical connection of wireless receiver, the signal input part of described parametric detector and the signal output part electrical connection of parameter modification circuit, the signal output part of described parametric detector and the signal output part electrical connection of wireless launcher.To query argument, communication terminal sends parameter query order, wireless receiver receives wireless signal and is translated into electric signal and sends to parametric detector, parametric detector obtains electric and parameter modification circuit communication, parametric detector detects parameter and sends it to wireless launcher, and wireless launcher sends to communication terminal after being translated into wireless signal, the instant parameter of Remote Acquisitioning, realize the specification of parameter, effectively manage, improve informationization and the standardized level of distribution net equipment management.
Improve, described sensor comprises grounding sensor, described display auxiliary circuit comprises board turning auxiliary circuit, described display circuit comprises board turning circuit, described grounding sensor and the electrical connection of board turning auxiliary circuit, described board turning auxiliary circuit and the electrical connection of board turning circuit, be electrically connected with stepper motor in described board turning circuit, described stepper motor is connected with flop mechanism, and described flop mechanism is rotatably connected on the bottom of base.Grounding sensor senses electric signal and sends it to board turning auxiliary circuit, board turning auxiliary circuit receives electric signal and carries out Logic judgment, if the earth fault of being judged as, send electric signal to board turning circuit, board turning circuit obtains electric, stepper motor turns over certain angle, and flop mechanism is followed stepper motor rotation and shown earth fault.
Improve, described sensor comprises short-circuit sensor, described display auxiliary circuit comprises flash of light auxiliary circuit, described display circuit comprises flasher circuit, described short-circuit sensor and the electrical connection of flash of light auxiliary circuit, described flash of light auxiliary circuit and flasher circuit electrical connection, be electrically connected with flashlamp in described flasher circuit, described flashlamp is connected on base.Short-circuit sensor senses electric signal and sends it to flash of light auxiliary circuit, flash of light auxiliary circuit receives electric signal and carries out Logic judgment, if be judged as short trouble, send electric signal to flasher circuit, flasher circuit obtains electric, and flashlamp flicker shows short trouble.
Improve, in described control circuit, be electrically connected with independent current source.Ensure cable be out of order after fault detector can also work, when cable is normal fault detector can from cable electric to ensure normal operation.
Improve, described card line apparatus comprises cushion block and two dynamic plates, described dynamic plate is hinged on base rotationally by torsion spring, two dynamic plates upper end abut, described cushion block is connected on base and between two dynamic plates, one end of described cushion block abuts with the bottom of one of them dynamic plate, the other end of described cushion block and another dynamic plate bottom abut, described cushion block and two dynamic plates form magnetic conductive loop, and the coil location of described sensor is inner at cushion block.Cushion block and two dynamic plates surround ring, dynamic plate rotates and can make ring seal or form breach, and then realizes fault detector to be articulated on cable, and cable is through ring, coil in cable and sensor forms mutual inductance circuit by magnetic conductive loop, the electric current of sensor sensing cable.
Improve, described card line apparatus comprises the torsion spring be hinged on base, described torsion spring be formed with for by cable by the line ball portion be pressed on cushion block.By line ball portion, cable is tightly pressed on cushion block, prevents fault detector from sliding on cable.
Beneficial effect:
After adopting technique scheme, this invention fault detector, fault detector, comprise base, the card line apparatus being located at base top and the detection being located at chassis interior judge system, described detection judgement system comprises sensor, control circuit and display circuit, described sensor has coil, described coil is connected on card line apparatus, described sensor and control circuit electrical connection, described control circuit and display circuit electrical connection, fault detector comprises wireless receiver, described control circuit comprises display auxiliary circuit and parameter modification circuit, the signal output part of described sensor and the signal input part electrical connection of display auxiliary circuit, the signal output part of described display auxiliary circuit and the signal input part electrical connection of display circuit, the signal output part of described wireless receiver and the signal input part electrical connection of parameter modification circuit, the signal output part of described parameter modification circuit and the signal input part electrical connection of display auxiliary circuit.When the method for operation of cable and load configuration change, communication terminal sends parameter modification instruction, wireless receiver receives wireless signal and is translated into electric signal and sends to parameter modification circuit, parameter modification circuit obtain electric with display auxiliary circuit be communicated with, parameter change on display auxiliary circuit, sensor sensing electric signals also sends it to display auxiliary circuit, display auxiliary circuit receives electric signal and the amended parameter of comparison carries out Logic judgment, if cable breaks down, display auxiliary circuit sends electric signal to display circuit, display circuit obtains electric display fault, realize remotely modifying parameter to adapt to the practical operation situation of cable, improve fault detect accuracy.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
Fig. 1 is the front view of fault detector of the present invention;
Fig. 2 is the side view of fault detector of the present invention;
Fig. 3 is the vertical view of fault detector of the present invention;
Fig. 4 is the connection diagram of the inner each parts of fault detector.
Embodiment
As shown in Figures 1 to 4, fault detector, the detection comprising base 1, be located at the card line apparatus of base top and be located at chassis interior judges system.
Described card line apparatus comprises cushion block 21 and two dynamic plates 22, described dynamic plate is hinged on base rotationally by torsion spring 23, two dynamic plates upper end abut, described cushion block to be connected on base and between two dynamic plates, one end of described cushion block abuts with the bottom of one of them dynamic plate, the other end of described cushion block and another dynamic plate bottom abut, described cushion block and two dynamic plates form magnetic conductive loop, cushion block and two dynamic plates surround ring, dynamic plate rotates and can make ring seal or form breach, and then realize fault detector to be articulated on cable, cable is through ring, described card line apparatus also comprises the torsion spring 24 be hinged on base, described torsion spring be formed with for by cable by the line ball portion 25 be pressed on cushion block.
Described detection judgement system comprises sensor 4, control circuit 3 and display circuit 5, and described sensor has coil, and described coil location is inner at cushion block, and coil and cable form mutual inductance circuit by magnetic conductive loop.Fault detector comprises wireless receiver 6, described control circuit comprises display auxiliary circuit 31 and parameter modification circuit 32, the signal output part of described sensor and the signal input part electrical connection of display auxiliary circuit, the signal output part of described display auxiliary circuit and the signal input part electrical connection of display circuit, the signal output part of described wireless receiver and the signal input part electrical connection of parameter modification circuit, the signal output part of described parameter modification circuit and the signal input part electrical connection of display auxiliary circuit.Fault detector comprises parametric detector 33 and wireless launcher 7, the signal input part of described parametric detector and the signal output part electrical connection of wireless receiver, the signal input part of described parametric detector and the signal output part electrical connection of parameter modification circuit, the signal output part of described parametric detector and the signal output part electrical connection of wireless launcher.Independent current source 8 is electrically connected with in described control circuit.
Described sensor comprises grounding sensor 41 and short-circuit sensor 42, described display auxiliary circuit comprises board turning auxiliary circuit 311 and flash of light auxiliary circuit 312, described display circuit comprises board turning circuit 51 and flasher circuit 52, described grounding sensor and the electrical connection of board turning auxiliary circuit, described board turning auxiliary circuit and the electrical connection of board turning circuit, stepper motor 511 is electrically connected with in described board turning circuit, described stepper motor is connected with flop mechanism 26, described flop mechanism is rotatably connected on the bottom of base, described short-circuit sensor and the electrical connection of flash of light auxiliary circuit, described flash of light auxiliary circuit and flasher circuit electrical connection, flashlamp 27 is electrically connected with in described flasher circuit, described flashlamp is connected on base.
Except above preferred embodiment, the present invention also has other embodiment, and those skilled in the art can make various change and distortion according to the present invention, only otherwise depart from spirit of the present invention, all should belong to the scope that claims of the present invention define.

Claims (7)

1. fault detector, comprise base (1), the card line apparatus being located at base top and the detection being located at chassis interior judge system, described detection judgement system comprises sensor (4), control circuit (3) and display circuit (5), described sensor has coil, described coil is connected on card line apparatus, described sensor and control circuit electrical connection, described control circuit and display circuit electrical connection, it is characterized in that: fault detector comprises wireless receiver (6), described control circuit comprises display auxiliary circuit (31) and parameter modification circuit (32), the signal output part of described sensor and the signal input part electrical connection of display auxiliary circuit, the signal output part of described display auxiliary circuit and the signal input part electrical connection of display circuit, the signal output part of described wireless receiver and the signal input part electrical connection of parameter modification circuit, the signal output part of described parameter modification circuit and the signal input part electrical connection of display auxiliary circuit.
2. fault detector according to claim 1, it is characterized in that: fault detector comprises parametric detector (33) and wireless launcher (7), the signal input part of described parametric detector and the signal output part electrical connection of wireless receiver, the signal input part of described parametric detector and the signal output part electrical connection of parameter modification circuit, the signal output part of described parametric detector and the signal output part electrical connection of wireless launcher.
3. fault detector according to claim 1 and 2, it is characterized in that: described sensor comprises grounding sensor (41), described display auxiliary circuit comprises board turning auxiliary circuit (311), described display circuit comprises board turning circuit (51), described grounding sensor and the electrical connection of board turning auxiliary circuit, described board turning auxiliary circuit and the electrical connection of board turning circuit, stepper motor (511) is electrically connected with in described board turning circuit, described stepper motor is connected with flop mechanism (26), and described flop mechanism is rotatably connected on the bottom of base.
4. fault detector according to claim 1 and 2, it is characterized in that: described sensor comprises short-circuit sensor (42), described display auxiliary circuit comprises flash of light auxiliary circuit (312), described display circuit comprises flasher circuit (52), described short-circuit sensor and the electrical connection of flash of light auxiliary circuit, described flash of light auxiliary circuit and flasher circuit electrical connection, be electrically connected with flashlamp (27) in described flasher circuit, described flashlamp is connected on base.
5. fault detector according to claim 1, is characterized in that: be electrically connected with independent current source (8) in described control circuit.
6. fault detector according to claim 1, it is characterized in that: described card line apparatus comprises cushion block (21) and two dynamic plates (22), described dynamic plate is hinged on base rotationally by torsion spring (23), two dynamic plates upper end abut, described cushion block to be connected on base and between two dynamic plates, one end of described cushion block abuts with the bottom of one of them dynamic plate, the other end of described cushion block and another dynamic plate bottom abut, described cushion block and two dynamic plates form magnetic conductive loop, the coil location of described sensor is inner at cushion block.
7. fault detector according to claim 6, is characterized in that: described card line apparatus comprises the torsion spring (24) be hinged on base, described torsion spring be formed with for by cable by the line ball portion (25) be pressed on cushion block.
CN201410712519.2A 2014-11-28 2014-11-28 Fault indicator Pending CN104375060A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410712519.2A CN104375060A (en) 2014-11-28 2014-11-28 Fault indicator

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Application Number Priority Date Filing Date Title
CN201410712519.2A CN104375060A (en) 2014-11-28 2014-11-28 Fault indicator

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104849622A (en) * 2015-06-09 2015-08-19 天津智联恒信电力设备股份有限公司 Power transmission line fault indicator
CN104865490A (en) * 2015-06-09 2015-08-26 天津智联恒信电力设备股份有限公司 Indicator used for power transmission line fault indication
CN106019085A (en) * 2016-06-24 2016-10-12 国网山东省电力公司寿光市供电公司 Whistling type fault indicator for 10kV line
CN107132446A (en) * 2017-06-26 2017-09-05 宁波功成电气有限公司 A kind of fault detector of high reliability, high precision

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2898846Y (en) * 2006-05-26 2007-05-09 赵红羽 Short-circuit and grounded-fault indicator
CN201133927Y (en) * 2008-01-04 2008-10-15 北京科锐配电自动化股份有限公司 Fault indicator line-cliping structure
CN101738565A (en) * 2010-01-14 2010-06-16 北京双杰电气股份有限公司 Adaptive fault indicator
CN202886496U (en) * 2012-10-17 2013-04-17 北京清畅电力技术股份有限公司 Fault indicator
CN202886531U (en) * 2012-10-16 2013-04-17 航天科工深圳(集团)有限公司 Overhead fault indicator
CN104007362A (en) * 2014-05-12 2014-08-27 国家电网公司 Pole and tower power transmission line fault indicator
CN203965570U (en) * 2014-07-21 2014-11-26 国网上海市电力公司 A kind of distribution line failure indicator
CN204214992U (en) * 2014-11-28 2015-03-18 国家电网公司 Fault detector

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2898846Y (en) * 2006-05-26 2007-05-09 赵红羽 Short-circuit and grounded-fault indicator
CN201133927Y (en) * 2008-01-04 2008-10-15 北京科锐配电自动化股份有限公司 Fault indicator line-cliping structure
CN101738565A (en) * 2010-01-14 2010-06-16 北京双杰电气股份有限公司 Adaptive fault indicator
CN202886531U (en) * 2012-10-16 2013-04-17 航天科工深圳(集团)有限公司 Overhead fault indicator
CN202886496U (en) * 2012-10-17 2013-04-17 北京清畅电力技术股份有限公司 Fault indicator
CN104007362A (en) * 2014-05-12 2014-08-27 国家电网公司 Pole and tower power transmission line fault indicator
CN203965570U (en) * 2014-07-21 2014-11-26 国网上海市电力公司 A kind of distribution line failure indicator
CN204214992U (en) * 2014-11-28 2015-03-18 国家电网公司 Fault detector

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104849622A (en) * 2015-06-09 2015-08-19 天津智联恒信电力设备股份有限公司 Power transmission line fault indicator
CN104865490A (en) * 2015-06-09 2015-08-26 天津智联恒信电力设备股份有限公司 Indicator used for power transmission line fault indication
CN106019085A (en) * 2016-06-24 2016-10-12 国网山东省电力公司寿光市供电公司 Whistling type fault indicator for 10kV line
CN107132446A (en) * 2017-06-26 2017-09-05 宁波功成电气有限公司 A kind of fault detector of high reliability, high precision

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Application publication date: 20150225

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