CN106443193B - Electrified detector of insulator resistance - Google Patents
Electrified detector of insulator resistance Download PDFInfo
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- CN106443193B CN106443193B CN201611092774.7A CN201611092774A CN106443193B CN 106443193 B CN106443193 B CN 106443193B CN 201611092774 A CN201611092774 A CN 201611092774A CN 106443193 B CN106443193 B CN 106443193B
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- connecting rod
- microcontroller
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- module
- detector body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1245—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of line insulators or spacers, e.g. ceramic overhead line cap insulators; of insulators in HV bushings
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- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Abstract
The invention relates to an insulator resistor live detector which comprises a detector body, wherein the detector body is provided with a detection needle, a touch display screen, a USB interface, a measuring switch and an earphone connecting hole, the lower end of the detector body is provided with a connecting rod A, the connecting rod A is connected with a fixed clamping plate through a convex shaft A, the fixed clamping plate is connected with an adjusting bolt through a threaded through hole, one side of the adjusting bolt is provided with an adjusting button, the lower part of the fixed clamping plate is connected with a connecting rod B through a convex shaft B, the lower end of the connecting rod B is connected with a telescopic insulating rod, the USB interface is connected with a power supply module, the USB interface is connected with a microcontroller through a signal wire, the microcontroller is connected with the touch display screen through a signal wire, the microcontroller is respectively connected with a high-voltage generation module, a power frequency filtering module and a filtering processing module, the filtering processing module is connected with a signal acquisition module through a signal amplifying processing module, and the microcontroller is connected with an antenna.
Description
Technical Field
The invention belongs to the technical field of on-site measurement and control equipment of electric power high-voltage transmission lines, and particularly relates to an insulator resistance live detector.
Background
The insulator is a special insulation control, can play an important role in overhead transmission lines, is used for the telegraph pole in the past, is slowly developed at one end of a high-voltage wire connecting tower and is hung with a plurality of disc-shaped insulators, the insulator is usually made of glass or ceramic for increasing the creepage distance, when the insulation resistance of the insulator is measured, an insulator resistance detector is needed, when the insulation resistance of the insulator is measured, the existing insulator resistance detector can only be used under the condition of no electrification, and when the insulator is measured, the function is single and not convenient enough, and certain defects exist, so that the insulator resistance electrification detector with comprehensive functions, convenient operation and wide application range is developed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the insulator resistor electrified detector which has the advantages of comprehensive functions, convenience in operation and wide application range.
The purpose of the invention is realized in the following way: the utility model provides an insulator resistance live line detector, it includes the detector body, detector body upper end's left side and right side all be provided with the probe, detector body's leading flank is provided with touch display screen, detector body left side lower part is provided with the USB interface, detector body right middle part and right lower part are provided with measuring switch and earphone connect the hole respectively, detector body lower extreme's central point put and be provided with connecting rod A, connecting rod A be connected with solid fixed splint through the protruding axle A that sets up in its lower part, gu fixed splint be connected with adjusting bolt through the screw thread through-hole that sets up in its middle part, adjusting bolt one side be provided with the adjusting knob, gu fixed splint lower part be connected with connecting rod B through protruding axle B, protruding axle B set up in connecting rod B's upper portion, gu fixed splint be provided with protruding axle A, protruding axle B matched with thru hole, connecting rod B lower extreme be connected with flexible insulator spindle, USB interface connection have power module, the USB interface be connected with microcontroller through the signal line, microcontroller link to each other with microcontroller through the signal line, touch display screen pass through the screw thread through the connecting rod, high-voltage filter module, power frequency signal processing module connection has the filter module, the signal processing module has the signal processing module of amplifying.
The number of the detection needles is 2 pairs, and the detection needles are symmetrically distributed.
The number of the adjusting bolts is at least 2, and the adjusting bolts are uniformly and symmetrically distributed respectively.
The number of the convex shafts A and the convex shafts B is 2, and the convex shafts A and the convex shafts B are respectively and symmetrically distributed.
The microcontroller is a programmable controller.
The telescopic insulating rod is provided with 2-4 telescopic sections.
The invention has the beneficial effects that: when the invention is used, the telescopic insulating rod is held by hand according to actual needs, the telescopic insulating rod is adjusted to a proper length, the adjusting bolt is adjusted by holding the adjusting knob, the proper angles of the protruding shaft A and the protruding shaft B and the fixed clamping plate are selected for use, the detecting needle is directly contacted with hardware fittings at two ends of the insulator to be detected, the measuring switch is touched, the high voltage generating module generates 5KV direct current high voltage, the detecting needle is added at two ends of the insulator to be detected, the power frequency filtering module filters the power frequency high voltage of the insulator, the signal collecting module collects the leakage current signal of the insulator to be detected under the action of the 5KV direct current voltage, the leakage current signal is amplified by the signal amplifying processing module, the signal amplifying processing module filters the leakage current signal and transmits the signal to the microcontroller, the microcontroller performs AD conversion to digital signal and digital filtering, the useful signal is transmitted by the antenna so as to be suitable for remote management and monitoring, and finally the measured resistance value of the insulator is formed and displayed on the touch display screen.
Drawings
Fig. 1 is a schematic diagram of the external structure of an insulator resistance live detector according to the present invention.
Fig. 2 is an enlarged view of a portion a of an external structural diagram of an insulator resistance live detector according to the present invention.
Fig. 3 is a block diagram showing the internal structure of an insulator resistance live detector according to the present invention.
In the figure: 1. the detector comprises a detector body 2, a detection needle 3, a touch display screen 4, a USB interface 5, a measuring switch 6, an earphone connecting hole 7, a connecting rod A8, a protruding shaft A9, a fixed clamping plate 10, a threaded through hole 11, an adjusting bolt 12, an adjusting button 13, a signal acquisition module 14, a protruding shaft B15, a connecting rod B16, a through hole 17, a telescopic insulating rod 18, a power supply module 19, a microcontroller 20, a high-voltage generation module 21, a power frequency filtering module 22, a filtering processing module 23, a signal amplifying processing module 24 and an antenna.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, fig. 2 and fig. 3, an insulator resistor live detector comprises a detector body 1, the left side and the right side of detector body 1 upper end all be provided with probe needle 2, the leading flank of detector body 1 is provided with touch display screen 3, detector body 1 left lower part is provided with USB interface 4, detector body 1 right middle part and right lower part are provided with measuring switch 5 and earphone connecting hole 6 respectively, the central point of detector body 1 lower extreme is provided with connecting rod A7, connecting rod A7 be connected with fixed splint 9 through the flange A8 that sets up in its lower part, fixed splint 9 be connected with adjusting bolt 11 through the threaded through-hole 10 that sets up in its middle part, adjusting bolt 11 one side be provided with adjusting knob 12, fixed splint 9 lower part be connected with connecting rod B15 through flange B14, flange B14 set up the upper portion at connecting rod B15, fixed splint 9 be provided with flange A8, flange B14 matched with thru hole 16, connecting rod B15 lower extreme be connected with connecting rod B17, the signal connection of connecting rod B15 has the flexible wire of USB interface module 23, microcontroller 19 signal processing module 23 is connected with microcontroller 19, the signal processing module is connected with signal processing module 23, the power supply module is connected with microcontroller 19, and is connected with signal processing module 23.
When the invention is used, the telescopic insulating rod is held by hand according to actual needs, the telescopic insulating rod is adjusted to a proper length, the adjusting bolt is adjusted by holding the adjusting knob, the proper angles of the protruding shaft A and the protruding shaft B and the fixed clamping plate are selected for use, the detecting needle is directly contacted with hardware fittings at two ends of the insulator to be detected, the measuring switch is touched, the high voltage generating module generates 5KV direct current high voltage, the detecting needle is added at two ends of the insulator to be detected, the power frequency filtering module filters the power frequency high voltage of the insulator, the signal collecting module collects the leakage current signal of the insulator to be detected under the action of the 5KV direct current voltage, the leakage current signal is amplified by the signal amplifying processing module, the signal amplifying processing module filters the leakage current signal and transmits the signal to the microcontroller, the microcontroller performs AD conversion to digital signal and digital filtering, the useful signal is transmitted by the antenna so as to be suitable for remote management and monitoring, and finally the measured resistance value of the insulator is formed and displayed on the touch display screen.
Example 2
As shown in fig. 1, 2 and 3, an insulator resistor electrification detector comprises a detector body 1, wherein the left side and the right side of the upper end of the detector body 1 are respectively provided with a detection needle 2, the front side of the detector body 1 is provided with a touch display screen 3, the left lower part of the detector body 1 is provided with a USB interface 4, the right middle part and the right lower part of the detector body 1 are respectively provided with a measuring switch 5 and an earphone connecting hole 6, the center position of the lower end of the detector body 1 is provided with a connecting rod A7, the connecting rod A7 is connected with a fixed clamping plate 9 through a convex shaft A8 arranged at the lower part of the connecting rod A7, the fixed clamping plate 9 is connected with an adjusting bolt 11 through a threaded through hole 10 arranged at the middle part of the fixed clamping plate 9, one side of the adjusting bolt 11 is provided with an adjusting button 12, the lower part of the fixed clamping plate 9 is connected with a connecting rod B15 through a convex shaft B14, the convex shaft B14 is arranged at the upper part of the connecting rod B15, the fixed splint 9 is provided with a through hole 16 matched with the protruding shaft A8 and the protruding shaft B14, the lower end of the connecting rod B15 is connected with a telescopic insulating rod 17, the USB interface 4 is connected with a power supply module 18, the USB interface 4 is connected with a microcontroller 19 through a signal wire, the microcontroller 19 is connected with the touch display screen 3 through the signal wire, the microcontroller 19 is respectively connected with a high voltage generation module 20, a power frequency filtering module 21 and a filtering processing module 22, the filtering processing module 22 is connected with a signal amplification processing module 23, the signal amplification processing module 23 is connected with a signal acquisition module 13, the microcontroller 19 is connected with an antenna 24, the number of the detecting needles 2 is 2 pairs and is respectively and symmetrically distributed, the number of the adjusting bolts 11 is at least 2 and is respectively and evenly and symmetrically distributed, the numbers of the protruding shafts A8 and B14 are all 2, and the micro controllers 19 are programmable controllers and the telescopic insulating rod 17 is provided with 2-4 telescopic sections.
When the invention is used, the telescopic insulating rod is held by hand according to actual needs, the telescopic insulating rod is adjusted to a proper length, the adjusting bolt is adjusted by holding the adjusting knob, the proper angles of the protruding shaft A and the protruding shaft B and the fixed clamping plate are selected for use, the detecting needle is directly contacted with hardware fittings at two ends of the insulator to be detected, the measuring switch is touched, the high voltage generating module generates 5KV direct current high voltage, the detecting needle is added at two ends of the insulator to be detected, the power frequency filtering module filters the power frequency high voltage of the insulator, the signal collecting module collects the leakage current signal of the insulator to be detected under the action of the 5KV direct current voltage, the leakage current signal is amplified by the signal amplifying processing module, the signal amplifying processing module filters the leakage current signal and transmits the signal to the microcontroller, the microcontroller performs AD conversion to digital signal and digital filtering, the useful signal is transmitted by the antenna so as to be suitable for remote management and monitoring, and finally the measured resistance value of the insulator is formed and displayed on the touch display screen.
Claims (4)
1. The utility model provides an insulator resistance live line detector, it includes the detector body, its characterized in that: the left side and the right side of the upper end of the detector body are respectively provided with a detection needle, the number of the detection needles is 2 pairs, the detection needles are respectively and symmetrically distributed, the front side of the detector body is provided with a touch display screen, the left lower part of the detector body is provided with a USB interface, the right middle part and the right lower part of the detector body are respectively provided with a measuring switch and an earphone connecting hole, the center position of the lower end of the detector body is provided with a connecting rod A, the connecting rod A is connected with a fixed splint through a convex shaft A arranged at the lower part of the connecting rod A, the fixed splint is connected with adjusting bolts through threaded through holes arranged at the middle part of the fixed splint, the number of the adjusting bolts is at least 2, and the adjusting bolts are respectively and symmetrically distributed, adjusting bolt one side be provided with the adjusting knob, the fixed splint lower part is connected with connecting rod B through protruding axle B, protruding axle B set up on connecting rod B's upper portion, fixed splint be provided with protruding axle A, protruding axle B matched with thru hole, connecting rod B lower extreme be connected with flexible insulator spindle, USB interface connection have power module, the USB interface is connected with microcontroller through the signal line, microcontroller link to each other through the signal line with touch display screen, microcontroller is connected with high voltage generation module, power frequency filter module and filtering processing module respectively, filtering processing module be connected with signal amplification processing module, signal amplification processing module be connected with signal acquisition module, microcontroller is connected with the antenna.
2. An insulator resistance live detector as claimed in claim 1, wherein: the number of the convex shafts A and the convex shafts B is 2, and the convex shafts A and the convex shafts B are respectively and symmetrically distributed.
3. An insulator resistance live detector as claimed in claim 1, wherein: the microcontroller is a programmable controller.
4. An insulator resistance live detector as claimed in claim 1, wherein: the telescopic insulating rod is provided with 2-4 telescopic sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611092774.7A CN106443193B (en) | 2016-12-02 | 2016-12-02 | Electrified detector of insulator resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611092774.7A CN106443193B (en) | 2016-12-02 | 2016-12-02 | Electrified detector of insulator resistance |
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| Publication Number | Publication Date |
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| CN106443193A CN106443193A (en) | 2017-02-22 |
| CN106443193B true CN106443193B (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611092774.7A Active CN106443193B (en) | 2016-12-02 | 2016-12-02 | Electrified detector of insulator resistance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108955740A (en) * | 2018-06-29 | 2018-12-07 | 李永志 | A kind of physical sensors |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2773706Y (en) * | 2004-07-02 | 2006-04-19 | 武汉奋进电力技术有限公司 | A/DC high-voltage insulator passive inspector |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4361764B2 (en) * | 2003-07-28 | 2009-11-11 | 九州電力株式会社 | Insulation resistance measuring device for insulation equipment for power distribution |
| CN100442065C (en) * | 2005-10-10 | 2008-12-10 | 西安交通大学 | Synthetic insulator on-line detector based on pulse current method |
| CN201302580Y (en) * | 2008-11-18 | 2009-09-02 | 潍坊供电公司 | Feeler lever for detecting the null of an insulator |
| CN202362384U (en) * | 2011-11-14 | 2012-08-01 | 河南送变电建设公司 | Extra-high voltage insulator detector |
| CN204154787U (en) * | 2014-09-22 | 2015-02-11 | 河南宏博测控技术有限公司 | Insulator spread voltage tester |
| 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 |
| CN206235670U (en) * | 2016-12-02 | 2017-06-09 | 河南宏博测控技术有限公司 | A kind of insulator resistance live detection instrument |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2773706Y (en) * | 2004-07-02 | 2006-04-19 | 武汉奋进电力技术有限公司 | A/DC high-voltage insulator passive inspector |
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Address after: Floor 23, block B, national intellectual property creative industry pilot park, 60 Guoji Road, Jinshui District, Zhengzhou City, Henan Province, 450000 Applicant after: HENAN HONGBO MEASUREMENT & CONTROL Co.,Ltd. Address before: 450000 No.7, 8th floor, building 1, yard 21, Fengchan Road, Jinshui District, Zhengzhou City, Henan Province Applicant before: HENAN HONGBO MEASUREMENT & CONTROL Co.,Ltd. |
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