CN106370987B - A kind of live detection supporting rod for external extra-high video sensor - Google Patents
A kind of live detection supporting rod for external extra-high video sensor Download PDFInfo
- Publication number
- CN106370987B CN106370987B CN201610959145.3A CN201610959145A CN106370987B CN 106370987 B CN106370987 B CN 106370987B CN 201610959145 A CN201610959145 A CN 201610959145A CN 106370987 B CN106370987 B CN 106370987B
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- Prior art keywords
- insulating bar
- angle demodulator
- angle
- spherical
- clamping device
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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
A kind of live detection supporting rod for external extra-high video sensor is made of insulating bar (1), the angle demodulator (2) being located at the top of insulating bar (1), the clamping device (3) being located at the top of angle demodulator (2), the fixed screw (4) being located on angle demodulator (2).The beneficial effects of the present invention are：1,360 degree are realized mutually to rotate entirely, solves the problems such as tested point position height, test position narrow space, test angle are complicated, sensor is not easy to place；2, the efficiency of on-the-spot test is greatly improved, and has further ensured the safety of tester.
Description
Technical field
The present invention relates to a kind of live detection supporting rods, more particularly to one kind to be charged for external extra-high video sensor
The insulating support rod of detection.
Background technology
Occur that when shelf depreciation extra-high frequency electromagnetic waves can be inspired inside power equipment, by non-in Electric Power Equipment Insulation part
External extra-high video sensor is installed at metallic shield, the partial-discharge ultrahigh-frequency signal leaked out through insulating part can be carried out
Detection, to judge the insulation status inside power equipment, as superfrequency (ultra high frequency, UHF) method.
UHF methods with its wide coverage, high sensitivity, can identify and the advantages that orientation discharge source, become in the latest 20 years both at home and abroad
The emphasis and hot spot of Partial Discharge Detection area research.
Partial discharge detection is carried out to power equipment to realize by two kinds of forms, one is install fixed extra-high keep pouring in
Sensor and monitoring device, carry out power equipment partial discharge 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.It is monitored on-line compared to power equipment partial discharge, carries out the electrification of power equipment partial discharge
Detection is flexible and convenient, good economy performance, reliability are high, for this purpose, power equipment partial discharge electrification detection is to have now been found that power equipment is latent
Volt property operation hidden danger effective means, be power equipment safety, stable operation important leverage.
During carrying out electric power partial discharge UHF band electro-detection at the scene, due to the insulation system of power equipment, laying
The complicated factors such as trend, lead to that the location of many insulating parts are higher, angle is complicated, the space near insulating part is smaller, inspection
Survey personnel are difficult to sensor being attached on insulating part, and bigger difficulty is brought to live detection work.
In order to solve insulating part position in part in charged electric power apparatus detection process it is unfavorable for that extra-high video sensor is installed
Problem, invention describes a kind of superfrequency sensor support bars for converting station electric power device context live detection, will pass
Sensor is fixed on the supporting rod, which has retractility in length, and can adjust the angle of sensor as needed,
It can be used for the partial discharge detection of the insulating part of various positions.
Invention content
The purpose of the present invention is to solve part insulator positions in charged electric power apparatus detection process to be unfavorable for installing
Extra-high video sensor is fixed on a supporting rod by the problem of extra-high video sensor, can adjust the angle of sensor as needed
There is retractility, when use sensor can be attached on the disc insulator of any position in length, carry for degree, the supporting rod
The high efficiency of test, and further ensured the safety of tester.
A kind of live detection supporting rod for external extra-high video sensor, the invention is characterised in that, by insulating bar, it is located at
Angle demodulator at the top of insulating bar, the clamping device being located at the top of angle demodulator, the fixation spiral shell being located on angle demodulator
Silk composition.
Insulating bar of the present invention is set as 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, using metal material, is hollow inside lower part, is sleeved on insulating bar
Top is connect by rivet with insulating bar；The top of angle demodulator is a spherical crown for lacking top, and inside is hollow, cavity
Shape is spherical shape；Clamping device bottom is equipped with the embedding connection of spherical cavity of a spherical and spherical crown；Slot there are one being opened on spherical crown
Shape mouth is also opened on spherical crown there are one threaded hole, to make adjusting greater angle for installing fixed screw.
Clamping device top of the present invention is divided into a closing device, including a fixed block and gripping block, is pressed from both sides in fixed block
Tight end is opened up there are two pilot hole, opens up that there are one internal thread holes among two pilot holes；It is equipped with two in gripping block pinching end
Root guide rod coordinates with pilot hole, and centre is equipped with a lead screw and coordinates with internal thread hole, is equipped at the gripping block back side and turns round handle and silk
Bar connects, and by turning round handle rotary screw rod, to adjust gripping block at a distance from fixed block, plays and clamps external extra-high video sensor
Effect.
The beneficial effects of the present invention are：
1,360 degree are realized mutually to rotate entirely, it is multiple to solve tested point position height, test position narrow space, test angle
Miscellaneous, sensor is not easy to the problems such as placing；
2, the efficiency of on-the-spot test is greatly improved, and has further ensured the safety of tester.
Description of the drawings
Fig. 1 is live detection supporting rod integral installation schematic diagram；
Figure label：1 is insulating bar, and 2 angle demodulators, 3 be clamping device, 4 fixed screws；
Fig. 2 is that insulating bar fixes rear structural schematic diagram with angle demodulator with rivet interlacement；
Fig. 3 clamping device overall structure diagrams；
Fig. 3-1 and 3-2 is respectively the two-part structure schematic diagram of clamping device；
Fig. 4 is fixed screw structural schematic diagram.
Specific implementation mode
It is further illustrated the present invention below by embodiment combination attached drawing.
As shown in Figure 1, a kind of live detection supporting rod for external extra-high video sensor, the invention is characterised in that, by
Insulating bar 1, the clamping device 3 for being located at 2 top of angle demodulator, is located at angle at the angle demodulator 2 for being located at 1 top of insulating bar
Fixed screw 4 on adjuster 2 forms.
Insulating bar 1 of the present invention is set as stretching structure, is divided into 3 sections, and telescopic extensions are 1 meter~3 meters；Insulating bar 1 and angle tune
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, is hollow inside lower part, is sleeved on
The top of insulating bar 1 is connect by rivet with insulating bar 1；The top of angle demodulator 2 is a spherical crown 2.1 for lacking top, internal
To be hollow, cavity geometry is spherical shape；3 bottom of clamping device is equipped with the embedding company of spherical cavity of a spherical 3.1 and spherical crown 2.1
It connects；It is opened on spherical crown 2.1 there are one flute profile mouth 2.2, to make adjusting greater angle, also opens that there are one screw threads on spherical crown 2.1
Hole 2.3, for installing fixed screw 4.
See that Fig. 3,3 top of clamping device of the present invention are divided into a closing device, including a fixed block 3.2 and gripping block
3.3, it is opened up there are two pilot hole 3.4 in 3.2 pinching end of fixed block, opens up that there are one internal threads among two pilot holes 3.4
Hole 3.5；In 3.3 pinching end of gripping block two guide rods 3.6 are equipped with pilot hole 3.4 to coordinate, centre be equipped with a lead screw 3.7 with
Internal thread hole 3.5 coordinates, and be equipped with torsion handle 3.8 at 3.3 back side of gripping block connect with lead screw 3.7, passes through and turns round 3.8 rotary screw rod of handle
3.7, to adjust gripping block 3.3 at a distance from fixed block 3.2, play the role of clamping external extra-high video sensor.
In the present invention, the insulating bar 1 is telescopic insulating bar, using high-quality glass fabric, epoxy resin and 306
Several big insulating materials such as resin phthalic anhydride, reinforced plastic glass fibre cloth and curing agent are made, and have good insulation performance, and the bar
It is telescopic, point 3 sections, it is novel in design and light-weight, reasonable for structure, it is very convenient to carry.3 section of insulating bar point, stretch model
It is 1 meter~3 meters to enclose, easy to operate.It is connected to one with rivet with angle demodulator 2 when use, refers to Fig. 2.
In the present invention, the angle demodulator 2 is made of the metal of lightweight, lower cylindrical shape inner hollow,
It is sleeved on the top of insulating bar 1, is whole used by rivet interlacement.The top of angle demodulator 2 is one incomplete
Spherical shape, inner hollow, cavity geometry are spherical shape, and diameter is identical as the spherical structure of 3 bottom of clamping device.A direction wherein
On open a bathtub construction, can make the angle bigger of adjusting in this way, realize that 360 degree omnidirectionals are adjusted, in addition there are one screw thread
Hole, for installing fixed screw 4.Refer to Fig. 2.
In the present invention, the clamping device 3 consists of two parts, and gripping block one opens that there are two in circular hole and one on one side
Threaded hole, there are two the guide rods of cylindrical type, centre to be equipped with a lead screw in gripping block two, and lead screw hand can twist, silk
Bearing is installed between bar and gripping block two, can ensure there was only lead screw rotation when twisting lead screw with hand in this way.Gripping block
Three holes on one will have enough depth, and the guide rod and lead screw in gripping block two will have enough length, can protect in this way
Card clamping device 3 has enough folding scales.Refer to Fig. 3, Fig. 3-1 and Fig. 3-2.
In the present invention, the fixed screw 4 has machinery plastic material of good performance to be made, and is installed on angle regulator
On.After external extra-high video sensor is adjusted to the angle of needs, 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. 1,4 structural schematic diagram of fixed screw refers to Fig. 4.
Element used in the present invention is as follows：
Insulating bar 1：For telescopic insulating bar, point 3 sections, telescopic extensions are 1 meter~3 meters, and support is provided for other component；
Angle demodulator 2：It is fixed together by rivet between telescopic insulating bar 1, clamping device 3 and external spy
High frequency sensors provide support；
Clamping device 3：It clamps external extra-high video sensor to be tested, link together with angle demodulator；
Fixed screw 4：For hand the turn of the screw, fixed function is played, after external extra-high video sensor is adjusted to the angle of needs
Tighten fixed screw 4.
Claims (1)
1. a kind of live detection supporting rod for external extra-high video sensor, which is characterized in that by insulating bar (1), be located at absolutely
Angle demodulator (2) at the top of edge bar (1), is located at angle demodulator at the clamping device (3) being located at the top of angle demodulator (2)
(2) fixed screw (4) composition on；
Insulating bar (1) is set as stretching structure, is divided into 3 sections, and telescopic extensions are 1 meter~3 meters；Insulating bar (1) is adopted with angle demodulator 2
It is connected to one with rivet；
Angle demodulator (2) is cylindrical shape, using metal material, is hollow inside lower part, is sleeved on the top of insulating bar (1)
Portion is connect by rivet with insulating bar (1)；The top of angle demodulator (2) is a spherical crown (2.1) for lacking top, during inside is
Sky, cavity geometry are spherical shape；Clamping device (3) bottom is equipped with the embedding company of spherical cavity of a spherical (3.1) and spherical crown (2.1)
It connects；It is opened on spherical crown (2.1) there are one flute profile mouth (2.2), to make adjusting greater angle, realizes that 360 degree of omnidirectionals are adjusted；In ball
Threaded hole (2.3) there are one also being opened on hat (2.1), for installing fixed screw (4)；
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 is opened up there are two pilot hole (3.4), opens up that there are one internal thread holes among two pilot holes (3.4)
(3.5)；Two guide rods (3.6) are equipped in gripping block (3.3) pinching end with pilot hole (3.4) to coordinate, centre is equipped with a silk
Bar (3.7) coordinates with internal thread hole (3.5), and be equipped with torsion handle (3.8) at gripping block (3.3) back side connect with lead screw (3.7), passes through
Handle (3.8) rotary screw rod (3.7) is turned round, to adjust gripping block (3.3) at a distance from fixed block (3.2), plays and clamps external spy
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 CN106370987A (en) | 2017-02-01 |
| CN106370987B true 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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Families Citing this family (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 |
| 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 | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105277751B (en) * | 2015-12-02 | 2017-05-31 | 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 |
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