CN106370987A - Live detection support rod applied to external ultrahigh frequency sensor - Google Patents
Live detection support rod applied to external ultrahigh frequency sensor Download PDFInfo
- Publication number
- CN106370987A CN106370987A CN201610959145.3A CN201610959145A CN106370987A CN 106370987 A CN106370987 A CN 106370987A CN 201610959145 A CN201610959145 A CN 201610959145A CN 106370987 A CN106370987 A CN 106370987A
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- China
- Prior art keywords
- detection support
- live detection
- bar
- angle demodulator
- angle
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Classifications
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Clamps And Clips (AREA)
Abstract
The invention provides a live detection support rod applied to an external ultrahigh frequency sensor. The live detection support rod is composed of an insulation rod (1), an angle adjuster (2) which is arranged at the top of the insulation rod (1), a clamping device (3) which is arranged at the top of the angle adjuster (2), and a fixing screw (4) which is arranged on the angle adjuster (2). The live detection support rod provided by the invention has the advantages that 360-degree full-phase rotation is realized; the problems of high position of a point to be measured, small test position space, complicated test angle, inconvenient sensor placement and the like are solved; the field test efficiency is greatly improved; and the safety of testers is further protected.
Description
Technical field
The present invention relates to a kind of live detection support bar, more particularly, to one kind carry out for external extra-high video sensor powered
The insulating support rod of detection.
Background technology
Occur inside power equipment to inspire extra-high frequency electromagnetic waves, by non-in Electric Power Equipment Insulation part during shelf depreciation
At metallic shield, external extra-high video sensor is installed, the partial-discharge ultrahigh-frequency signal leaking out through insulating part can be carried out
Detection, thus judging the insulation status within power equipment, as superfrequency (ultra high frequency, uhf) method.
Uhf method is with its wide coverage, sensitivity is high, be capable of identify that and the advantages of orientation discharge source, becomes recent two decades both at home and abroad
The emphasis of Partial Discharge Detection area research and focus.
Power equipment is carried out with partial discharge detection to realize by two kinds of forms, a kind of is to install the extra-high of fixation to keep pouring in
Sensor and monitoring device, carry out power equipment office and put on-line monitoring, and another kind is by the extra-high video sensor of external and portable
Equipment, carry out power equipment partial discharge electrification detection.Compare power equipment office and put on-line monitoring, development power equipment office puts powered
Detection is flexible, good economy performance, reliability are high, for this reason, power equipment partial discharge electrification detection is to have now been found that power equipment is dived
Volt property runs the effective means of hidden danger, is the important leverage of power equipment safety, stable operation.
Carry out at the scene during power office puts UHF band electro-detection, due to power equipment insulation system, lay
The complicated factors such as trend, lead to that many insulating part locations are higher, angle is complicated, the space near insulating part less, inspection
Survey personnel are difficult to sensor is attached on insulating part, bring larger difficulty to live detection work.
It is unfavorable for extra-high video sensor is installed to solve part insulating part position in charged electric power apparatus detection process
Problem, invention describes a kind of superfrequency sensor support bar for converting station electric power device context live detection, will pass
Sensor is fixed on this support bar, and this support bar has retractility in length, and can adjust the angle of sensor as needed,
Can be used for the partial discharge detection of the insulating part of various positions.
Content of the invention
The invention aims to solve part insulator position in charged electric power apparatus detection process to be unfavorable for installing
The problem of extra-high video sensor, extra-high video sensor is fixed on the angle that can adjust sensor on a support bar as needed
Degree, this support bar has retractility in length, sensor can be attached on the disc insulator of optional position, carry during use
The high efficiency of test, and ensured the safety of tester further.
A kind of live detection support bar for external extra-high video sensor, the invention is characterised in that, by insulating bar, it is located at
The angle demodulator at insulating bar top, the clamping device being located at angle demodulator top, the fixing spiral shell being located on angle demodulator
Silk composition.
Insulating bar of the present invention is set to stretching structure, is divided into 3 sections, and telescopic extensions are 1 meter～3 meters；Insulating bar and angular adjustment
Device 2 is connected to one using rivet.
Angle demodulator of the present invention is cylindrical shape, and using metal material, lower partial interior is hollow, is enclosed within insulating bar
Top, is connected with insulating bar by rivet；The top of angle demodulator is a spherical crown lacking top, and internal is hollow, its cavity
It is shaped as spherical；Clamping device bottom is provided with the embedding connection of spherical cavity of a spheroplast and spherical crown；One groove is had on spherical crown
Shape mouth, in order to make regulation greater angle, also has a screwed hole, for installing fixed screw on spherical crown.
Clamping device top of the present invention is divided into a closing device, including a fixed block and gripping block, in fixed block folder
Tight end offers two pilot holes, offers an internal thread hole in the middle of two pilot holes；It is provided with two in gripping block pinching end
Root guide post is coordinated with pilot hole, and centre is provided with a screw mandrel and is coordinated with internal thread hole, is provided with torsion handle and silk at the gripping block back side
Bar connects, and by turning round handle rotary screw rod, thus adjusting the distance of gripping block and fixed block, plays the external extra-high video sensor of clamping
Effect.
The beneficial effects of the present invention is:
1st, achieve 360 degree entirely mutually to rotate, solve tested point position height, test position narrow space, test angle multiple
Miscellaneous, sensor is not easy to the problems such as lay；
2nd, drastically increase the efficiency of on-the-spot test, and ensure the safety of tester further.
Brief description
Fig. 1 is live detection support bar integral installation schematic diagram；
In figure label: 1 is insulating bar, 2 angle demodulators, 3 is clamping device, 4 fixed screws；
Fig. 2 is that insulating bar fixes rear structural representation with angle demodulator rivet interlacement；
Fig. 3 clamping device overall structure diagram；
Fig. 3-1 and 3-2 is respectively the two-part structure schematic diagram of clamping device；
Fig. 4 is fixed screw structural representation.
Specific embodiment
Combine accompanying drawing below by embodiment and further illustrate the present invention.
As shown in figure 1, a kind of live detection support bar for external extra-high video sensor, the invention is characterised in that, by
Insulating bar 1, it is located at the angle demodulator 2 at insulating bar 1 top, is located at the clamping device 3 at angle demodulator 2 top, is located at angle
Fixed screw 4 on actuator 2 forms.
Insulating bar 1 of the present invention is set to stretching structure, is divided into 3 sections, and telescopic extensions are 1 meter～3 meters；Insulating bar 1 is adjusted with angle
Section device 2 is connected to one using rivet.
See Fig. 2, angle demodulator 2 of the present invention is cylindrical shape, using metal material, lower partial interior is hollow, is enclosed within
The top of insulating bar 1, is connected with insulating bar 1 by rivet；The top of angle demodulator 2 is a spherical crown 2.1 lacking top, internal
For hollow, its cavity geometry is spherical；Clamping device 3 bottom is provided with the embedding company of spherical cavity of a spheroplast 3.1 and spherical crown 2.1
Connect；One flute profile mouth 2.2 is had on spherical crown 2.1, in order to make regulation greater angle, a screw thread is also had on spherical crown 2.1
Hole 2.3, for installing fixed screw 4.
See Fig. 3, clamping device 3 top of the present invention is divided into a closing device, including a fixed block 3.2 and gripping block
3.3, offer two pilot holes 3.4 in fixed block 3.2 pinching end, offer a female thread in the middle of two pilot holes 3.4
Hole 3.5；Be provided with two guide posts 3.6 in gripping block 3.3 pinching end to coordinate with pilot hole 3.4, centre be provided with a screw mandrel 3.7 with
Internal thread hole 3.5 coordinates, and is provided with torsion handle 3.8 at gripping block 3.3 back side and is connected with screw mandrel 3.7, by turning round handle 3.8 rotary screw rod
3.7, thus adjusting the distance of gripping block 3.3 and fixed block 3.2, play the effect clamping external extra-high video sensor.
In the present invention, described insulating bar 1 is telescopic insulating bar, using high-quality glass fabric, epoxy resin and 306
Several big insulant such as resin phthalic anhydride, reinforced plastic glass fibre cloth and firming agent is made, and has good insulating properties, and this bar
It is telescopic, point 3 sections, novel in design and lightweight, rational in infrastructure, very convenient to carry.Insulating bar divides 3 sections, flexible model
Enclose for 1 meter～3 meters, easy to operate.It is connected to one with rivet with angle demodulator 2 during use, refer to Fig. 2.
In the present invention, described angle demodulator 2 is made using the metal of lightweight, lower cylindrical shape inner hollow,
It is enclosed within the top of insulating bar 1, be overall use by rivet interlacement.The top of angle demodulator 2 is incomplete for one
Spherical, inner hollow, cavity geometry is spherical, and diameter is identical with the spherical structure of clamping device 3 bottom.A direction wherein
On open a bathtub construction, the angle of regulation so can be made bigger, realize 360 degree of omnidirectionals and adjust, in addition an also screw thread
Hole, for installing fixed screw 4.Refer to Fig. 2.
In the present invention, described clamping device 3 is made up of two parts, the having in two circular holes and of gripping block one
Screwed hole, gripping block two has the guide post of two column types, and centre is provided with a screw mandrel, and screw mandrel handss can twist, silk
Bearing is installed between bar and gripping block two, when so can ensure that with handss twisting screw mandrel, only has screw mandrel to rotate.Gripping block
Three holes on one will have enough depth, the guide post in gripping block two and screw mandrel will have enough length, so can protect
Card clamping device 3 has enough folding yardsticks.Refer to Fig. 3, Fig. 3-1 and Fig. 3-2.
In the present invention, described fixed screw 4 has mechanical plastic material of good performance to make, and is installed on angle regulator
On.After external superfrequency sensor adjustment is to the angle needing, you can tighten fixed screw 4, make external extra-high video sensor
It is fixed on certain angle to be tested, practical situation is installed referring to Fig. 1, fixed screw 4 structural representation refers to Fig. 4.
Used by the present invention, element is as follows:
Insulating bar 1: for telescopic insulating bar, point 3 sections, telescopic extensions are 1 meter～3 meters, provide for miscellaneous part and support；
Angle demodulator 2: be fixed together by rivet and telescopic insulating bar 1 between, clamping device 3 and external spy
High frequency sensors provide and support；
Clamping device 3: clamp external extra-high video sensor and tested, link together with angle demodulator；
Fixed screw 4: for handss the turn of the screw, play fixation, after external superfrequency sensor adjustment is to the angle needing
Tighten fixed screw 4.
Claims (4)
1. a kind of live detection support bar for external extra-high video sensor is it is characterised in that by insulating bar (1), be located at absolutely
The angle demodulator (2) at edge bar (1) top, it is located at the clamping device (3) at angle demodulator (2) top, is located at angle demodulator
(2) fixed screw (4) composition on.
2. a kind of live detection support bar for external extra-high video sensor according to claim 1 it is characterised in that
Insulating bar (1) is set to stretching structure, is divided into 3 sections, and telescopic extensions are 1 meter～3 meters；Insulating bar (1) and angle demodulator 2 adopt riveting
Nail is connected to one.
3. a kind of live detection support bar for external extra-high video sensor according to claim 1 it is characterised in that
Angle demodulator (2) is cylindrical shape, and using metal material, lower partial interior is hollow, is enclosed within the top of insulating bar (1), leads to
Cross rivet to be connected with insulating bar (1)；The top of angle demodulator (2) is a spherical crown (2.1) lacking top, and internal is hollow, its
Cavity geometry is spherical；Clamping device (3) bottom is provided with the embedding connection of spherical cavity of a spheroplast (3.1) and spherical crown (2.1)；?
One flute profile mouth (2.2) is had on spherical crown (2.1), in order to make regulation greater angle, a screw thread is also had on spherical crown (2.1)
Hole (2.3), for installing fixed screw (4).
4. a kind of live detection support bar for external extra-high video sensor according to claim 1 it is characterised in that
Clamping device (3) top is divided into a closing device, including a fixed block (3.2) and gripping block (3.3), in fixed block
(3.2) pinching end offers two pilot holes (3.4), offers an internal thread hole in the middle of two pilot holes (3.4)
(3.5)；It is provided with two guide posts (3.6) in gripping block (3.3) pinching end to coordinate with pilot hole (3.4), centre is provided with a silk
Bar (3.7) is coordinated with internal thread hole (3.5), is provided with torsion handle (3.8) at gripping block (3.3) back side and is connected with screw mandrel (3.7), passes through
Turning round handle (3.8) rotary screw rod (3.7), thus adjusting the distance of gripping block (3.3) and fixed block (3.2), playing the external spy of clamping
The effect of high frequency sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610959145.3A CN106370987B (en) | 2016-11-03 | 2016-11-03 | A kind of live detection supporting rod for external extra-high video sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610959145.3A CN106370987B (en) | 2016-11-03 | 2016-11-03 | A kind of live detection supporting rod for external extra-high video sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106370987A true CN106370987A (en) | 2017-02-01 |
| CN106370987B CN106370987B (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610959145.3A Active CN106370987B (en) | 2016-11-03 | 2016-11-03 | A kind of live detection supporting rod for external extra-high video sensor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607747A (en) * | 2017-07-31 | 2018-01-19 | 国网天津市电力公司电力科学研究院 | A kind of adaptive anticorona wire support bar of Existing during Partial Discharge Test for Transformer |
| CN110187150A (en) * | 2019-05-29 | 2019-08-30 | 知为力(成都)科技有限公司 | A kind of support rod and the measuring device with electricity with the support rod |
| CN111933367A (en) * | 2020-08-06 | 2020-11-13 | 贵州电网有限责任公司 | Integration is from locking-type insulating rod |
| CN114019301A (en) * | 2021-10-18 | 2022-02-08 | 国网山东省电力公司淄博供电公司 | Special auxiliary detection tool for distribution ultrahigh frequency detection |
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| CN204740268U (en) * | 2015-06-02 | 2015-11-04 | 山东电力研究院 | A detect bracing piece with electricity for superfrequency sensor |
| CN105277751A (en) * | 2015-12-02 | 2016-01-27 | 华北电力科学研究院有限责任公司 | Sensor support device |
| CN205038238U (en) * | 2015-09-25 | 2016-02-17 | 国网河南省电力公司技能培训中心 | Electrified special support instrument of superfrequency sensor that detects of GIS |
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| CN206292344U (en) * | 2016-11-03 | 2017-06-30 | 云南电网有限责任公司普洱供电局 | A kind of live detection support bar for external extra-high video sensor |
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Patent Citations (5)
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| CN204740268U (en) * | 2015-06-02 | 2015-11-04 | 山东电力研究院 | A detect bracing piece with electricity for superfrequency sensor |
| CN205038238U (en) * | 2015-09-25 | 2016-02-17 | 国网河南省电力公司技能培训中心 | Electrified special support instrument of superfrequency sensor that detects of GIS |
| CN105277751A (en) * | 2015-12-02 | 2016-01-27 | 华北电力科学研究院有限责任公司 | Sensor support device |
| CN205427126U (en) * | 2016-04-05 | 2016-08-03 | 成都恒锐智科数字技术有限公司 | GIS partial discharge high altitude sampling device |
| CN206292344U (en) * | 2016-11-03 | 2017-06-30 | 云南电网有限责任公司普洱供电局 | A kind of live detection support bar for external extra-high video sensor |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107607747A (en) * | 2017-07-31 | 2018-01-19 | 国网天津市电力公司电力科学研究院 | A kind of adaptive anticorona wire support bar of Existing during Partial Discharge Test for Transformer |
| CN110187150A (en) * | 2019-05-29 | 2019-08-30 | 知为力(成都)科技有限公司 | A kind of support rod and the measuring device with electricity with the support rod |
| CN111933367A (en) * | 2020-08-06 | 2020-11-13 | 贵州电网有限责任公司 | Integration is from locking-type insulating rod |
| CN111933367B (en) * | 2020-08-06 | 2022-05-06 | 贵州电网有限责任公司 | Integration is from locking-type insulating rod |
| CN114019301A (en) * | 2021-10-18 | 2022-02-08 | 国网山东省电力公司淄博供电公司 | Special auxiliary detection tool for distribution ultrahigh frequency detection |
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| Publication number | Publication date |
|---|---|
| CN106370987B (en) | 2018-09-14 |
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