CN205941620U - Electrified detector sensor fixed device of partial discharge - Google Patents
Electrified detector sensor fixed device of partial discharge Download PDFInfo
- Publication number
- CN205941620U CN205941620U CN201620873790.9U CN201620873790U CN205941620U CN 205941620 U CN205941620 U CN 205941620U CN 201620873790 U CN201620873790 U CN 201620873790U CN 205941620 U CN205941620 U CN 205941620U
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- sensor
- insulating bar
- universal joint
- sensor holder
- under test
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Abstract
The utility model relates to an electrified detector sensor fixed device of partial discharge, the sensor fixer of device passes through universal joint and insulator spindle linkage, when using, the detection angle of adjustment universal joint in order to change the sensor, the sensor that will fasten in the sensor fixer through the insulator spindle is close equipment under test in order to realize the detection. Unnecessary contact between existing field test personnel and the electrified equipment shell can effectively be avoided to this disclosed device, and testing personnel grips insulating operating handle can measure check point super high and narrow and small region with sensor subsides in measurement station surface, has improved the person and the equipment safety of electrified detection.
Description
Technical field
It relates to converting equipment Hidden fault diagnostic techniquess field, specifically, it is related to a kind of shelf depreciation band
Electro-detection instrument sensor fastening device.
Background technology
At present, shelf depreciation on-line checking is that large scale electrical power unit carries out one of pre-emptive maintenace project, in order to improve
The safety operation level of the equipment such as GIS, transformator, switch cubicle, State Grid Corporation of China formulates《Q/GDW 1168-2013 power transmission and transformation
Equipment state overhauling testing regulationss》《Q/GDW 11059-2013 Cubicle Gas-Insulated Switchgear shelf depreciation band electrical measurement
Examination technology scene application directive/guide》《Converting equipment live detection job guide suggestion -2014》Etc. company standard.Taking GIS as a example, rule
Determine a ultrasound wave shelf depreciation live detection monthly to be carried out for 1000KV electric pressure GIS device, for 330KV-750KV
Electric pressure GIS device half a year carries out a ultrasound wave shelf depreciation live detection, and 66KV-220KV electric pressure GIS device is every
Carry out within 1 year a ultrasound wave shelf depreciation live detection.Transformator, cable connector, switch cubicle etc. also have corresponding detection mark
Alignment request.
The no matter shelf depreciation live detection technology such as ultrasound wave, hyperfrequency, high frequency, TEV, is using being fixed on power equipment
The electric impulse signal that the internal shelf depreciation of sensor receiving device on outer wall produces, with this to detect shelf depreciation intensity and
Position.Detection process needs choose at interval of a segment distance and measure at one, not test leakage will be accomplished, do not survey by mistake.Due to
The method receipts interference is less, but working strength is huge.
In concrete detection process, for guaranteeing the safety of safe personal safety and equipment, except the related peace of strict implement electric power
Full standard and safety outer it is also noted that following some:(1) other charging equipments should be touched when detecting;(2) prevent sensor
Fall, cause sensor degradation, it is to avoid have an accident;(3) when small space carries out live detection using sensor, should try one's best
Body is avoided to touch equipment under test;(4) when being detected using sensor, insulating glove should be worn, it is to avoid hand directly contact
Sensor metal parts.But current converting equipment compact conformation, spatial complex, some measuring points are highly more than 3m or even 5m, actual
In operating process, testing crew body touches equipment under test unavoidably, has the great person and equipment safety hidden danger.
Utility model content
The disclosure proposes a kind of shelf depreciation live detection instrument sensor fastening device, with to existing ultrasound wave, superelevation
Frequently, the structure of the detecting instrument such as high frequency, TEV improves, to ensure directly to utilize sensing for the measuring point at superelevation, narrow and small position
Device is detected, can not touch converting equipment body, guarantees personal safety and equipment safety, and greatly reduces working strength, carries
Highly charged detection efficiency.
A kind of shelf depreciation live detection instrument sensor fastening device, the sensor holder of described device passes through Universal connector
Head and insulating bar linkage;When using, adjustment universal joint is to change the detection angles of sensor;To be fastened on by insulating bar
Sensor in sensor holder is close to equipment under test to realize detecting.
Further, described sensor holder is in cuboid with opening, face Shang You hole wherein, and have with
The bolt that this hole matches, described bolt is used for fastened sensors, enables sensor to detect equipment under test by described opening.
Further, a face of described sensor holder there is sensor line outlet groove, for drawing sensor signal
Line.
Further, described sensor holder is fixed with Magnet, couples with equipment under test for sensor holder.
Further, described insulating bar is more piece, is detachably connected between insulating bar.
Further, described insulating bar is expansion link.
Further, described insulating bar is hollow.
Further, rubber handle can be installed in the hand-held one end of described insulating bar.
Further, described insulating bar and the connected mode of universal joint are to be detachably connected.
Further, described universal joint and the connected mode of sensor holder are to be detachably connected or weld.
The disclosure has and can be prevented effectively from unnecessary contact between on-the-spot test personnel and electrified equipment shell, tests people
Member's gripping insulating bar, you can sensor is affixed on measuring point surface, the test point of measurement superelevation and narrow regions, greatly improves band
The person of electro-detection and equipment safety;Meanwhile, realize as needed extending by more piece insulating bar, testing crew can be prevented effectively from
Using the subtest Work tool such as lift truck, insulating ladder, save lifting, the time of ladder, cat ladder of removing hence it is evident that improving live detection effect
Rate.
Brief description
Shelf depreciation live detection instrument sensor fastening device schematic diagram in one embodiment of Fig. 1 disclosure;
In figure:1. insulating bar, 2. universal joint, 3. sensor holder, 4. sensor line outlet groove, 5. sensor fixation spiral shell
Bolt, 6. sensor fixing threaded hole, 7. Magnet fixed screw, 8. Magnet.
Specific embodiment
In one embodiment, there is provided a kind of shelf depreciation live detection instrument sensor fastening device, described device
Sensor holder is passed through universal joint and is linked with insulating bar;When using, adjustment universal joint is to change the detection of sensor
Angle;By insulating bar, the sensor being fastened in sensor holder is realized detecting close to equipment under test.
In this embodiment, insulating bar is connected with sensor holder by universal joint, and is fixed by sensor
Device is fixing sensor it is ensured that having enough safe distances apart from electrical equipment high-pressure side during live detection, testing crew is held
Hold insulating bar, you can sensor is affixed on measuring point surface, the test point of measurement superelevation and narrow regions, is prevented effectively from on-the-spot test
Unnecessary contact between personnel and electrified equipment shell, greatly improves the person and the equipment safety of live detection.Universal connector
Head can achieve rotation in horizontal 0-360 ° of angular range it is also possible to up and down centered on level, downwards and horizontal plane
Rotate, with full in the angular range that 20 ° of wide-angle and in the angular range space with 45 ° of horizontal plane maximum angle upwards
Sufficient different size and the demand of direction measuring point.Insulating bar can be made using the insulant such as fiberglass, resin.Add for convenience
Work, molding, perforate, universal joint is both preferably metal material with the material of sensor holder.
Come off from sensor holder to place sensor, described sensor holder preferable shape is to have opening
Cuboid, providing holes on a face wherein as needed, and configure the bolt matching with this hole.To be sensed by described bolt
Device fastens.Sensor can detect equipment under test by described opening.
In one embodiment, sensor holder is the cuboid with opening, has screw on a side, will sense
Device is placed in sensor holder, is fastened by bolts.Described sensor passes through to detect tested equipment at opening.
Further, a face of described sensor holder there is sensor line outlet groove, for drawing sensor signal
Line.
In one embodiment, on the side relative with opening positioned at sensor holder of described sensor line outlet groove,
Be conducive to the extraction of sensor signal lines, but also dependent on practical situation, be opened on other faces.
Further, described sensor holder is fixed with Magnet, couples with equipment under test for sensor holder.
In one embodiment, it has been screwed Magnet in the both sides of sensor holder opening, be beneficial to sensing
Device holder is coupled with tested measurement equipment, saves the physical demandss of tested personnel.In another embodiment, described Magnet quilt
It is fixed on the surrounding of opening.
Further, described insulating bar is more piece, is detachably connected between insulating bar.
In one embodiment, the joint number of described insulating bar can select 3 sections, 4 sections, 5 sections or more more piece as needed
Number.It is bolted between insulating bar.Can also be threaded connection between insulating bar described here, clamping etc. other removable
Unload connected mode.
More preferably, described insulating bar is expansion link.Under this connected mode, can as needed insulating bar be elongated,
Shrink when not using, be easily carried.
Further, described insulating bar is hollow, the weight to mitigate whole device.
Further, for improving the safety of operator further, rubber can be installed in the hand-held one end of described insulating bar
Handle.
Further, described insulating bar and the connected mode of universal joint are to be detachably connected.
In one embodiment, described insulating bar is to threaded with the connected mode of universal joint, or passes through bolt
Connect, or dismountable mode is connected etc. by snap fit, can be convenient for carrying in this manner.
Further, described universal joint and the connected mode of sensor holder are to be detachably connected or weld.
In one embodiment, carry for convenience, described universal joint passes through spiral shell with the connected mode of sensor holder
Stricture of vagina connects or the removably such as bolt connection or clamping connects.In another embodiment, directly by universal joint
Weld together with sensor holder.
Example below combines accompanying drawing and disclosure device is illustrated.
In this embodiment, a kind of shelf depreciation live detection instrument sensor fastening device as shown in Figure 1, institute are provided
State device and include insulating bar (1), universal joint (2) and sensor holder (3) composition.Wherein, sensor holder (3) is passed through
Universal joint (2) and insulating bar (1) linkage, described universal joint (2) can realize the rotation in horizontal 0-360 ° of angular range,
To meet the demand of different size and direction measuring point.Sensor holder (3) there is opening, facilitates sensor to detect tested setting
Standby.Sensor fixing threaded hole (6) is had on sensor holder (3), by the sensor fixing bolt (5) matching therewith, can
To be fixed on sensor in sensor holder 3, and it is easy to dismounting or the replacing of sensor.In sensor holder (3)
The rear of upper bottom surface have sensor line outlet groove (4), be conducive to the extraction of sensor signal lines.In sensor holder (3)
At opening, Magnet (8) is fixed with by Magnet fixed screw (7), beneficial to coupling of sensor holder (3) and equipment under test, section
Save the physical demandss of tested personnel.For whole device, can be connected by multiple insulating bars, according to Site Detection highly realizing
The adjustment of device length.During in order to ensure live detection, electrical equipment high-pressure side relatively, there is enough safe distances, will be every
Individual insulating bar is 1m for length.In order to mitigate the weight of whole device, insulating bar is designed to the hollow insulating bar of diameter 5cm.
In order to increase the safety of operator, in insulating bar hand-held one end, band rubber handle can be installed.For easy to use, band rubber handss
Handle is preferably 40-60cm.
Above the disclosure is described in detail, used herein specific case principle of this disclosure and embodiment party
Formula is set forth, and the explanation of above example is only intended to help and understands disclosed method and its core concept;Meanwhile, right
In those skilled in the art, according to the thought of the disclosure, all will change in specific embodiments and applications, comprehensive
Upper described, this specification content should not be construed as restriction of this disclosure.
Claims (10)
1. a kind of shelf depreciation live detection instrument sensor fastening device it is characterised in that:
The sensor holder of described device is passed through universal joint and is linked with insulating bar;
When using, adjustment universal joint is to change the detection angles of sensor;Sensor will be fastened on by insulating bar to fix
Sensor in device is close to equipment under test to realize detecting.
2. device according to claim 1 it is characterised in that:
Described sensor holder is in the cuboid with opening, face Shang You hole wherein, and has the spiral shell matching with this hole
Bolt, described bolt is used for fastened sensors, enables sensor to detect equipment under test by described opening.
3. device according to claim 2 it is characterised in that:
There is sensor line outlet groove, for drawing sensor signal lines on one face of described sensor holder.
4. device according to claim 1 it is characterised in that:
It is fixed with Magnet in described sensor holder, couple with equipment under test for sensor holder.
5. device according to claim 1 it is characterised in that:
Described insulating bar is more piece, is detachably connected between insulating bar.
6. device according to claim 1 it is characterised in that:
Described insulating bar is expansion link.
7. device according to claim 1 it is characterised in that:
Described insulating bar is hollow.
8. device according to claim 1 it is characterised in that:
Rubber handle can be installed in the hand-held one end of described insulating bar.
9. device according to claim 1 it is characterised in that:
Described insulating bar is to be detachably connected with the connected mode of universal joint.
10. device according to claim 1 it is characterised in that:
Described universal joint is to be detachably connected or weld with the connected mode of sensor holder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620873790.9U CN205941620U (en) | 2016-08-10 | 2016-08-10 | Electrified detector sensor fixed device of partial discharge |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620873790.9U CN205941620U (en) | 2016-08-10 | 2016-08-10 | Electrified detector sensor fixed device of partial discharge |
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Publication Number | Publication Date |
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CN205941620U true CN205941620U (en) | 2017-02-08 |
Family
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CN201620873790.9U Expired - Fee Related CN205941620U (en) | 2016-08-10 | 2016-08-10 | Electrified detector sensor fixed device of partial discharge |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106324295A (en) * | 2016-08-10 | 2017-01-11 | 内蒙古电力(集团)有限责任公司内蒙古超高压供电局 | Device for fixing partial discharge live-line detector sensor |
-
2016
- 2016-08-10 CN CN201620873790.9U patent/CN205941620U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106324295A (en) * | 2016-08-10 | 2017-01-11 | 内蒙古电力(集团)有限责任公司内蒙古超高压供电局 | Device for fixing partial discharge live-line detector sensor |
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Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20190810 |
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CF01 | Termination of patent right due to non-payment of annual fee |