CN107907798A - A kind of GIS shading rings extraction-type sensor - Google Patents
A kind of GIS shading rings extraction-type sensor Download PDFInfo
- Publication number
- CN107907798A CN107907798A CN201710950143.2A CN201710950143A CN107907798A CN 107907798 A CN107907798 A CN 107907798A CN 201710950143 A CN201710950143 A CN 201710950143A CN 107907798 A CN107907798 A CN 107907798A
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- Prior art keywords
- guide rod
- housing
- external connection
- gis
- shading
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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
- G01R31/1254—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 gas-insulated power appliances or vacuum gaps
-
- 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
-
- 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
- G01R31/1263—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 solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The present invention provides a kind of GIS shading rings extraction-type sensor, including housing, the housing includes the shading ring connecting portion and signal external connection portion of integral structure, the diameter of bore of the shading ring connecting portion is less than the diameter of bore of signal external connection portion, the joining place of endoporus forms a step, guide rod is equipped with the housing, guide rod upper end side wall is equipped with bulge loop, there is gap between the guide rod and inner walls, insulator is arranged with the downside of the bulge loop of the guide rod, the insulator outer sheath is equipped with supporting mechanism, the supporting mechanism is limited on the upside of step, and with the inner hole wall clearance fit of signal external connection portion, the lower end of the guide rod stretches out in housing, the housing lower end is equipped with the screw thread for adapting to shading ring, the lower end of the guide rod is equipped with the screw thread for adapting to shading ring wiring hole, the guide rod upper end is signal external connection end.The guide rod through threaded of the present invention is connected to shading ring wiring hole, can directly receive GIS partial discharge signal, sensitivity and strong antijamming capability.
Description
Technical field
The present invention relates to field of electrical equipment, especially a kind of GIS shading rings extraction-type sensor.
Background technology
Gas insulated combined electrical equipment（Gas Insulated Switchgear, GIS）It is small, reliable with space
Property it is high the features such as, in substation gradually obtain extensive use.GIS may have an impact insulation in assembling and operational process
The defects of performance, produce such as on centre pilot and metal particle produced in cut, breaker interrupting process.GIS uses high gas
Press SF6Gas-insulated, and internal electric field is slightly non-uniform field, inside there are the defects of internal field can be caused to strengthen, trigger cloth
Partial discharge electricity even insulation breakdown.
Since voltage class is high, corona and radio interference, the voltage's distribiuting of insulator chain rise UHV transmission line
For main problem.By the rational grading ring of mounting design and shading ring, it can effectively improve the electric field distribution of insulator chain,
Prevent from producing corona on insulator chain, reduce radio interference voltage.Research shows：Shelf depreciation is before reflecting insulation fault
Phase feature, for domestic and foreign scholars according to the characteristics of GIS structures and shelf depreciation, proposition uses hyperfrequency method（UHF）It is local to detect GIS
Electric discharge, and uhf sensor is its key component.
The sensor for being presently used for GIS partial discharge detection is divided to built-in and external two class.Built-in sensors mainly have built-in
Rondelle and built-in circular ring type, its sensitivity and antijamming capability are substantially better than outer sensor.Outer sensor includes rectangle
Paster antenna, electromagnetic horn, dipole antennas etc., do not influence equipment installation, operation, it is easy to accomplish scene uses.But
Rectangular patch antenna reception frequency range is generally relatively narrow, and detection sensitivity is low；Electromagnetic horn volume is excessive, not readily portable；Dipole
Antenna is although simple in structure, but needs to reasonably select position during installation, it is desirable to which Field Force has certain antenna foundation knowledge.
In addition, many effective detection bandwidths of antenna are without rational design at present, it is impossible to main with disc insulator leakage electromagnetic wave
Frequency band is mapped (600MHz~2GHz), therefore detection sensitivity is not high.
Therefore, how to provide that a kind of detection sensitivity is high, GIS externals easy to carry and suitable for field application are local
Discharge examination sensor is the current technical issues that need to address of those skilled in the art.
The content of the invention
The purpose of the present invention is to solve outer sensor sensitivity and antijamming capability to be less than built-in sensors, but interior
Put the problem of sensor installation is again inconvenient, there is provided a kind of easy for installation, GIS shading rings of sensitivity and strong antijamming capability
Extraction-type sensor.
It is described the present invention provides a kind of GIS shading rings extraction-type sensor, including housing in order to solve problem above
Housing includes the shading ring connecting portion and signal external connection portion of integral structure, and the diameter of bore of the shading ring connecting portion is less than institute
State the diameter of bore of signal external connection portion, the joining place of endoporus forms a step, is equipped with guide rod in the housing, on the guide rod
Side wall is equipped with bulge loop, has gap between the guide rod and the inner walls, is arranged with the downside of the bulge loop of the guide rod absolutely
Edge body, the insulator outer sheath are equipped with supporting mechanism, and the supporting mechanism is limited on the upside of step, and external with the signal
The inner hole wall clearance fit in portion, the lower end of the guide rod stretch out in the housing, and the housing lower end outside wall is equipped with and adapts to
The screw thread of shading ring, the lower end of the guide rod lateral wall are equipped with the screw thread for adapting to shading ring wiring hole, and the guide rod upper end is
Signal external connection end.The guide rod through threaded of the present invention is connected to shading ring wiring hole, can directly receive GIS partial discharge letter
Number, sensitivity and strong antijamming capability.Housing is threadedly connected on shading ring by lower end so that sensor whole installation is complete
Into installation is very convenient, and insulator is equipped between guide rod and inner walls, ensures the accuracy of signal transmission, anti-interference
Improve.Clearance fit between supporting mechanism and housing so that guide rod can be moved up and down and rotated in housing, even if different screens
Cover ring wiring hole and shading ring screw thread mouth with the presence of error, guide rod can all make with housing it is corresponding adjust, ensure inductor can
It is installed in place.Transmitted a signal to again by the signal external connection end of guide rod upper end in other external detection devices, for user
GIS partial discharge information is obtained, realizes easy for installation, the GIS shading ring extraction-type sensors of sensitivity and strong antijamming capability.
Preferably, the insulator is insulated plastic, the supporting mechanism is copper support ring, outside the insulator
Side wall is equipped with annular groove, and the madial wall of the support ring is equipped with annular protrusion corresponding to the annular groove.Annular groove
Mating reaction can be played with annular protrusion, ensures that support ring and insulator are realized and be synchronized with the movement, is not in displacement problem.And
And copper support ring can also play the role of necessarily sealing.
Preferably, the step is equipped with the rubber pad of annular, the upper end of the shading ring connecting portion is arranged with rubber
Sealing ring.Rubber pad can play the role of waterproof sealing, ensure guide rod working environment, local discharge signal is from other materials
Interference, heightens anti-interference so that sensor can normally detect GIS partial discharge signal under various weather outdoors.
Rubber seal can ensure to seal between housing and GIS shading rings.
Preferably, the outside diameter of the rubber pad is equal to the diameter of bore of the signal external connection portion, interior circular diameter etc.
In the diameter of the guide rod.The inside and outside circular arc of rubber pad is in close contact with guide rod side wall and signal external connection portion madial wall, is realized complete
The sealing function in orientation, waterproof effect are more preferable.
Preferably, the signal external connection end of the guide rod is located at the enclosure interior, the signal external connection end of the guide rod is set
There is the telltale hole for adapting to N structure females, housing upper end lateral wall is equipped with the screw thread for adapting to the N structures female.
Local discharge signal by N structures female is passed to other external detection devices by the present invention, therefore, in housing and guide rod
Signal external connection end has done the design for adapting to N structure females so that sensor of the invention can be very easily with N structure females
It is installed together.
Preferably, the signal external connection end of the guide rod is located at the enclosure interior, the signal external connection end of the guide rod is set
There is the telltale hole for adapting to bnc connector signal pin, housing upper end lateral wall is equipped with and adapts to the bnc connector
Screw thread.Local discharge signal by bnc connector is passed to other external detection devices by the present invention, therefore, in housing and
The signal external connection end of guide rod has done the design for adapting to bnc connector structure so that sensor of the invention and bnc connector energy
It is enough to be very easily installed together.
Preferably, the bulge loop lateral wall of the guide rod is equipped with outer-hexagonal structure.Since guide rod is arranged on enclosure interior, because
This, it is relatively difficult to be screwed into shading ring wiring hole by guide rod, guide rod is screwed into shading ring wiring hole by Hexagonal jacket.
Preferably, the hull outside wall is equipped with Handheld Division, the Handheld Division is made of two parallel sections.In order to
Facilitate housing rotation to tighten, Handheld Division is set on hull outside wall, and Handheld Division increases the contact area of hand and housing, more
Easily force.
Beneficial effect, the present invention solves outer sensor sensitivity and antijamming capability is less than built-in sensors, but interior
The problem of sensor installation is again inconvenient is put, by guide rod and housing insulation set, guide rod is connected into the wiring inside shading ring
Hole directly acquires the discharge signal inside GIS, then other external detection devices of signal external connection end by guide rod upper end, for
User obtains GIS partial discharge information.Sensor overall structure is simple, easy for installation, and anti-interference is good, equipped with rubber pad
Sealing function is played with support ring, there is water-proof function, adapts to outdoor various weather.
Brief description of the drawings
Attached drawing 1 is a kind of semi-cutaway of GIS shading rings extraction-type sensor of the present invention.
Attached drawing 2 is a kind of structure diagram of GIS shading rings extraction-type sensor of the present invention.
Attached drawing 3 is a kind of installation diagram of GIS shading rings extraction-type sensor of the present invention.
Attached drawing 4 is the enlarged drawing of GIS shading rings extraction-type sensor part E of the present invention a kind of.
1st, housing；2nd, shading ring connecting portion；3rd, signal external connection portion；4th, step；5th, guide rod；6th, insulator；7th, supporting mechanism；
8th, screw thread；9th, signal external connection end；10th, annular groove；11st, annular protrusion；12nd, rubber pad；13rd, telltale hole；14th, Handheld Division.
Embodiment
A kind of GIS shading rings extraction-type sensor of the present invention is described further below in conjunction with the accompanying drawings.
Embodiment one, as shown in Fig. 1,2,3,4, the present invention provides a kind of GIS shading rings extraction-type sensor, including
Housing 1, the housing 1 include the shading ring connecting portion 2 and signal external connection portion 3 of integral structure, the shading ring connecting portion 2
Diameter of bore is less than the diameter of bore of the signal external connection portion 3, and the joining place of endoporus forms a step 4, set on the step 4
There is the rubber pad 12 of annular.The outside diameter of the rubber pad 12 is equal to the diameter of bore of the signal external connection portion 3, interior circular diameter
Equal to the diameter of the guide rod 5.The inside and outside circular arc of rubber pad 12 is in close contact with 5 side wall of guide rod and 3 madial wall of signal external connection portion,
Realize comprehensive waterproof sealing effect, ensure 5 working environment of guide rod, local discharge signal is disturbed from other materials, heightened
Anti-interference so that sensor can normally detect GIS partial discharge signal under various weather outdoors.
Be equipped with guide rod 5 in the housing 1, the 5 upper end side wall of guide rod is equipped with bulge loop, in the guide rod 5 and the housing 1
There is gap between wall, is arranged with insulator 6 on the downside of the bulge loop of the guide rod 5,6 outer sheath of insulator is equipped with supporting mechanism
7, the supporting mechanism 7 is limited in the upside of rubber pad 12, and with the inner hole wall clearance fit of the signal external connection portion 3, it is described absolutely
Edge body 6 is insulated plastic, and the supporting mechanism 7 is copper support ring, and 6 lateral wall of insulator is equipped with annular groove
10, the madial wall of the support ring is equipped with annular protrusion 11 corresponding to the annular groove 10.Annular groove 10 and annular protrusion
11 can play mating reaction, ensure that support ring and insulator 6 are realized and be synchronized with the movement, are not in displacement problem.It is and copper
Support ring can also play the role of necessarily sealing.
5 lower end of guide rod stretches out in the housing 1, and the 1 lower end outside wall of housing is equipped with and adapts to shading ring
Screw thread 8, the 5 lower end outside wall of guide rod are equipped with the screw thread 8 for adapting to shading ring wiring hole, and 5 upper end of guide rod is signal
External connection end 9.The signal external connection end 9 of the guide rod 5 is located inside the housing 1, and the signal external connection end 9 of the guide rod 5, which is equipped with, fits
Telltale hole 13 assigned in N structure females, the 1 upper end lateral wall of housing are equipped with the screw thread 8 for adapting to the N structures female.
Local discharge signal is passed to other external detection devices by the present invention by N structures female, therefore, in housing 1 and guide rod 5
Signal external connection end 9 done the design for adapting to N structure females so that sensor of the invention can be very square with N structures female
Being installed together just.
The bulge loop lateral wall of the guide rod 5 is equipped with outer-hexagonal structure.Since guide rod 5 is arranged on inside housing 1, will
It is relatively difficult that guide rod 5 is screwed into shading ring wiring hole, and guide rod 5 is screwed into shading ring wiring hole by Hexagonal jacket.
1 lateral wall of housing is equipped with Handheld Division 14, and the Handheld Division 14 is made of two parallel sections.For convenience
The rotation of housing 1 is tightened, and Handheld Division 14 is set on 1 lateral wall of housing, Handheld Division 14 increases the contact surface of hand and housing 1
Product, it is easier to exert a force.
The guide rod 5 of the present invention is connected to shading ring wiring hole by screw thread 8, can directly receive GIS partial discharge signal,
Sensitivity and strong antijamming capability.Housing 1 is connected on shading ring by the screw thread 8 of lower end so that sensor whole installation is complete
Into installation is very convenient, and insulator 6 is equipped between 1 inner wall of guide rod 5 and housing, ensures the accuracy of signal transmission, anti-interference
Property improve.Clearance fit between supporting mechanism 7 and housing 1 so that guide rod 5 can be moved up and down and rotated in housing 1, even if not
With shading ring wiring hole and shading ring screw thread mouth with the presence of error, guide rod 5 can all make with housing 1 it is corresponding adjust, ensure sense
Device is answered to be mountable to position.Other external detection devices are transmitted a signal to by the signal external connection end 9 of 5 upper end of guide rod again
In, so that user obtains GIS partial discharge information, realize easy for installation, the GIS shielding lotteries of lotteries of sensitivity and strong antijamming capability
Pickup sensor.
Beneficial effect, the present invention solves outer sensor sensitivity and antijamming capability is less than built-in sensors, but interior
The problem of sensor installation is again inconvenient is put, by 1 insulation set of guide rod 5 and housing, guide rod 5 is connected into connecing inside shading ring
String holes directly acquires the discharge signal inside GIS, then other external detection devices of signal external connection end 9 by 5 upper end of guide rod,
So that user obtains GIS partial discharge information.Sensor overall structure is simple, easy for installation, and anti-interference is good, equipped with rubber
Rubber cushion 12 and support ring play sealing function, have water-proof function, adapt to outdoor various weather.
Embodiment two, as shown in Fig. 1,2,3,4, the present invention provides a kind of GIS shading rings extraction-type sensor, including
Housing 1, the housing 1 include the shading ring connecting portion 2 and signal external connection portion 3 of integral structure, the shading ring connecting portion 2
Diameter of bore is less than the diameter of bore of the signal external connection portion 3, and the joining place of endoporus forms a step 4, set on the step 4
There is the rubber pad 12 of annular.The outside diameter of the rubber pad 12 is equal to the diameter of bore of the signal external connection portion 3, interior circular diameter
Equal to the diameter of the guide rod 5.The inside and outside circular arc of rubber pad 12 is in close contact with 5 side wall of guide rod and 3 madial wall of signal external connection portion,
Realize comprehensive waterproof sealing effect, ensure 5 working environment of guide rod, local discharge signal is disturbed from other materials, heightened
Anti-interference so that sensor can normally detect GIS partial discharge signal under various weather outdoors.
Be equipped with guide rod 5 in the housing 1, the 5 upper end side wall of guide rod is equipped with bulge loop, in the guide rod 5 and the housing 1
There is gap between wall, is arranged with insulator 6 on the downside of the bulge loop of the guide rod 5,6 outer sheath of insulator is equipped with supporting mechanism
7, the supporting mechanism 7 is limited in the upside of rubber pad 12, and with the inner hole wall clearance fit of the signal external connection portion 3, it is described absolutely
Edge body 6 is insulated plastic, and the supporting mechanism 7 is copper support ring, and 6 lateral wall of insulator is equipped with annular groove
10, the madial wall of the support ring is equipped with annular protrusion 11 corresponding to the annular groove 10.Annular groove 10 and annular protrusion
11 can play mating reaction, ensure that support ring and insulator 6 are realized and be synchronized with the movement, are not in displacement problem.It is and copper
Support ring can also play the role of necessarily sealing.
5 lower end of guide rod stretches out in the housing 1, and the 1 lower end outside wall of housing is equipped with and adapts to shading ring
Screw thread 8, the 5 lower end outside wall of guide rod are equipped with the screw thread 8 for adapting to shading ring wiring hole, and 5 upper end of guide rod is signal
External connection end 9.The signal external connection end 9 of the guide rod 5 is located inside the housing 1, and the signal external connection end 9 of the guide rod 5, which is equipped with, fits
Telltale hole 13 assigned in bnc connector signal pin, the 1 upper end lateral wall of housing are equipped with and adapt to the bnc connector
Screw thread 8.Local discharge signal is passed to other external detection devices by the present invention by bnc connector, therefore, in housing 1
The design for adapting to bnc connector structure is done with the signal external connection end 9 of guide rod 5 so that sensor of the invention is connected with BNC
Device can be very easily installed together.
The bulge loop lateral wall of the guide rod 5 is equipped with outer-hexagonal structure.Since guide rod 5 is arranged on inside housing 1, will
It is relatively difficult that guide rod 5 is screwed into shading ring wiring hole, and guide rod 5 is screwed into shading ring wiring hole by Hexagonal jacket.
1 lateral wall of housing is equipped with Handheld Division 14, and the Handheld Division 14 is made of two parallel sections.For convenience
The rotation of housing 1 is tightened, and Handheld Division 14 is set on 1 lateral wall of housing, Handheld Division 14 increases the contact surface of hand and housing 1
Product, it is easier to exert a force.
The guide rod 5 of the present invention is connected to shading ring wiring hole by screw thread 8, can directly receive GIS partial discharge signal,
Sensitivity and strong antijamming capability.Housing 1 is connected on shading ring by the screw thread 8 of lower end so that sensor whole installation is complete
Into installation is very convenient, and insulator 6 is equipped between 1 inner wall of guide rod 5 and housing, ensures the accuracy of signal transmission, anti-interference
Property improve.Clearance fit between supporting mechanism 7 and housing 1 so that guide rod 5 can be moved up and down and rotated in housing 1, even if not
With shading ring wiring hole and shading ring screw thread mouth with the presence of error, guide rod 5 can all make with housing 1 it is corresponding adjust, ensure sense
Device is answered to be mountable to position.Other external detection devices are transmitted a signal to by the signal external connection end 9 of 5 upper end of guide rod again
In, so that user obtains GIS partial discharge information, realize easy for installation, the GIS shielding lotteries of lotteries of sensitivity and strong antijamming capability
Pickup sensor.
Beneficial effect, the present invention solves outer sensor sensitivity and antijamming capability is less than built-in sensors, but interior
The problem of sensor installation is again inconvenient is put, by 1 insulation set of guide rod 5 and housing, guide rod 5 is connected into connecing inside shading ring
String holes directly acquires the discharge signal inside GIS, then other external detection devices of signal external connection end 9 by 5 upper end of guide rod,
So that user obtains GIS partial discharge information.Sensor overall structure is simple, easy for installation, and anti-interference is good, equipped with rubber
Rubber cushion 12 and support ring play sealing function, have water-proof function, adapt to outdoor various weather.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, in relation to the common of technical field
Technical staff, without departing from the spirit and scope of the present invention, can also make a variety of changes and modification, therefore all
Equivalent technical solution falls within scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (9)
1. a kind of GIS shading rings extraction-type sensor, including housing, it is characterised in that：The housing includes integral structure
Shading ring connecting portion and signal external connection portion, the diameter of bore of the shading ring connecting portion are straight less than the endoporus of the signal external connection portion
Footpath, the joining place of endoporus form a step, are equipped with guide rod in the housing, guide rod upper end side wall is equipped with bulge loop, described
There is gap between guide rod and the inner walls, insulator, the insulator outside are arranged with the downside of the bulge loop of the guide rod
Be arranged with supporting mechanism, the supporting mechanism is limited on the upside of step, and with the inner hole wall clearance fit of the signal external connection portion,
The lower end of the guide rod stretches out in the housing, and the housing lower end outside wall is equipped with the screw thread for adapting to shading ring, described to lead
Bar lower end outside wall is equipped with the screw thread for adapting to shading ring wiring hole, and the guide rod upper end is signal external connection end.
A kind of 2. GIS shading rings extraction-type sensor according to claim 1, it is characterised in that：The insulator is exhausted
Edge plastic cement, the supporting mechanism are copper support ring, and the insulator lateral wall is equipped with annular groove, the support ring
Madial wall is equipped with annular protrusion corresponding to the annular groove.
A kind of 3. GIS shading rings extraction-type sensor according to claim 1 or 2, it is characterised in that：Set on the step
There is the rubber pad of annular, the upper end of the shading ring connecting portion is arranged with rubber seal.
A kind of 4. GIS shading rings extraction-type sensor according to claim 3, it is characterised in that：Outside the rubber pad
Circular diameter is equal to the diameter of bore of the signal external connection portion, and interior circular diameter is equal to the diameter of the guide rod.
A kind of 5. GIS shading rings extraction-type sensor according to claim 1 or 2 or 4, it is characterised in that：The guide rod
Signal external connection end be located at the enclosure interior, the signal external connection end of the guide rod is equipped with the telltale hole for adapting to N structure females,
Housing upper end side wall is equipped with the screw thread for adapting to the N structures female.
A kind of 6. GIS shading rings extraction-type sensor according to claim 1 or 2 or 4, it is characterised in that：The guide rod
Signal external connection end be located at the enclosure interior, the signal external connection end of the guide rod, which is equipped with, adapts to bnc connector signal pin
Telltale hole, housing upper end lateral wall are equipped with the screw thread for adapting to the bnc connector.
A kind of 7. GIS shading rings extraction-type sensor according to claim 5, it is characterised in that：The bulge loop of the guide rod
Lateral wall is equipped with outer-hexagonal structure.
A kind of 8. GIS shading rings extraction-type sensor according to claim 6, it is characterised in that：The bulge loop of the guide rod
Lateral wall is equipped with outer-hexagonal structure.
A kind of 9. GIS shading rings extraction-type sensor according to claim 1 or 2 or 4, it is characterised in that：The housing
Lateral wall is equipped with Handheld Division, and the Handheld Division is made of two parallel sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710950143.2A CN107907798A (en) | 2017-10-13 | 2017-10-13 | A kind of GIS shading rings extraction-type sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710950143.2A CN107907798A (en) | 2017-10-13 | 2017-10-13 | A kind of GIS shading rings extraction-type sensor |
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| CN107907798A true CN107907798A (en) | 2018-04-13 |
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| CN201710950143.2A Pending CN107907798A (en) | 2017-10-13 | 2017-10-13 | A kind of GIS shading rings extraction-type sensor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879170A (en) * | 2018-06-27 | 2018-11-23 | 西安西电开关电气有限公司 | The fixed connection structure and method of the insulator of conductor and the support conductor |
| CN115397228A (en) * | 2022-08-22 | 2022-11-25 | 广州国保科技有限公司 | Shielding cabinet |
| CN116068458A (en) * | 2023-02-20 | 2023-05-05 | 中国长江电力股份有限公司 | All-round detection device of GIL generating line basin-type insulator |
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| JPH03111773A (en) * | 1989-09-26 | 1991-05-13 | Tokyo Electric Power Co Inc:The | Inspection of prefabricated connecting part for cv cable |
| CN201956646U (en) * | 2010-08-24 | 2011-08-31 | 长园电力技术有限公司 | GIS (Geographic Information System) terminal conductive contact structure |
| CN102866329A (en) * | 2012-09-05 | 2013-01-09 | 西安博源电气有限公司 | GIS (Geographic Information System) local discharge monitoring device and method utilizing voltage sharing springs as detectors |
| CN103399179A (en) * | 2013-08-15 | 2013-11-20 | 国家电网公司 | Voltage-sharing shielding ring hyper-frequency signal lead-out device in basin-type insulator |
| CN203519770U (en) * | 2013-09-23 | 2014-04-02 | 广东吉熙安电缆附件有限公司 | Device for high-voltage power cable GIS terminal commissioning test |
| CN203825148U (en) * | 2014-04-24 | 2014-09-10 | 上海思源高压开关有限公司 | Grading ring partial discharge sensor of disc-type insulator |
| CN204719183U (en) * | 2015-06-15 | 2015-10-21 | 南京华帅科技有限公司 | Sensor is put in a kind of external transformer UHF office |
| CN205333783U (en) * | 2015-12-21 | 2016-06-22 | 许继（厦门）智能电力设备股份有限公司 | Partial discharge detection device |
| CN105675660A (en) * | 2016-04-29 | 2016-06-15 | 国网上海市电力公司 | Bridge compensating circuit of insulating gas feature sensor |
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| CN108879170A (en) * | 2018-06-27 | 2018-11-23 | 西安西电开关电气有限公司 | The fixed connection structure and method of the insulator of conductor and the support conductor |
| CN115397228A (en) * | 2022-08-22 | 2022-11-25 | 广州国保科技有限公司 | Shielding cabinet |
| CN115397228B (en) * | 2022-08-22 | 2023-11-24 | 广州国保科技有限公司 | Shielding cabinet |
| CN116068458A (en) * | 2023-02-20 | 2023-05-05 | 中国长江电力股份有限公司 | All-round detection device of GIL generating line basin-type insulator |
| CN116068458B (en) * | 2023-02-20 | 2024-03-12 | 中国长江电力股份有限公司 | All-round detection device of GIL generating line basin-type insulator |
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