CN103675620A - Insulation test device for porcelain insulator - Google Patents
Insulation test device for porcelain insulator Download PDFInfo
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- CN103675620A CN103675620A CN201310634607.0A CN201310634607A CN103675620A CN 103675620 A CN103675620 A CN 103675620A CN 201310634607 A CN201310634607 A CN 201310634607A CN 103675620 A CN103675620 A CN 103675620A
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Abstract
The invention belongs to measuring devices for high-voltage appliances, and particularly relates to an insulation test device for a porcelain insulator. The insulation test device comprises ropes and rods, capable of being fixed to the insulator, of a megger test probe. The insulation test device comprises a first vertical supporting rod and a second vertical supporting rod. The first vertical supporting rod is connected with one end of a horizontal supporting rod through a universal ball, pulleys are arranged on two sides of the body of the horizontal supporting rod, the other end of the horizontal supporting rod is connected with the second vertical supporting rod, and an upper clamp ring and a lower clamp ring are respectively arranged at the upper end and the lower end of the second vertical supporting rod. Each clamp ring consists of two semicircular rings connected by springs, one end of each semicircular ring is connected with the second vertical supporting rod, and measuring heads are arranged on the inner walls of the ends of the semicircular rings and are connected with the megger. Pins are arranged on the outer walls of the semicircular rings and connected with one ends of the ropes, and the ropes are wound on the pulleys. The other ends of the ropes are connected with a take-up device arranged on the first vertical supporting rod. The insulation test device can be used for rapid and effective insulation test of single insulators forming a porcelain insulator string.
Description
Technical field
The invention belongs to high-tension electricity apparatus measurement mechanism, relate in particular to a kind of porcelain insulator insulated test device.
Background technology
insulator chain is interconnected and is conspired to create by chapeau de fer at multi-disc insulator two ends, is the important device of isolation charging equipment, therefore regularly the insulating property of insulator chain is tested particularly important.At present, the usual method of measuring porcelain insulator insulating property is: after electrical equipment has a power failure, maintainer is by operation bucket arm vehicle hoistable platform, platform is risen to suitable height, by the scissors-type clip of megger p-wire on the chapeau de fer of monolithic porcelain insulator two ends, then, after operating bucket arm vehicle hoistable platform and making personnel apart from the certain safe distance of porcelain insulator, start the dielectric test of monolithic insulator.Then by same step by lifting bucket arm vehicle operator's console, to forming all monolithic insulator sheets of porcelain insulator string, measure successively.There is multiple potential safety hazard in operation like this, and first, scissors-type clip, when being subject to external force, particularly operating bucket arm vehicle and easily touches and come off by mistake, come off meeting accidental injury personnel and the equipment of wire clamp; Secondly, while measuring bunch of insulator, the lifting of bucket arm vehicle operating platform is frequent, controls slightly deviation, easily equipment is caused to artificial injury; Again, maintainer is contact measured examination equipment continually directly, and the residual voltage on megger forms security threat to tester.
Summary of the invention
The object of this invention is to provide a kind of simple in structure, design a kind of porcelain insulator insulated test device cleverly.The present invention can fast and effeciently carry out Insulation test to forming the monolithic insulator of porcelain insulator string.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
A kind of porcelain insulator insulated test device, comprise megger, described device also comprises the first vertical pole, the first vertical pole is connected with horizontal strut one end by multi-directional ball, on the horizontal strut body of rod, both sides are provided with pulley, the horizontal strut other end is connected with the second vertical pole, the second vertical pole upper/lower terminal is respectively equipped with snap ring and lower snap ring, upper and lower snap ring is respectively the annulus being comprised of two semicircular ring that connect by spring, semicircular ring one end is connected with the second vertical pole, semicircular ring inner wall of end is provided with measuring head, and measuring head is connected with megger; Semicircular ring outer wall is provided with pin, and pin is connected with clue one end, and clue is erected on pulley, and the other end is connected with the take-up being arranged on the first vertical pole.
The semicircular ring that forms upper and lower snap ring is connected with the second vertical pole by hinge, during work, by take-up, clue is received and twined, clue is by pulley and pin, the semicircular ring that forms upper snap ring and lower snap ring is pulled open, then by multi-directional ball, regulate the position of horizontal strut, the upper snap ring of folding and lower snap ring are probeed in the full skirt between adjacent two insulators, make upper and lower snap ring block respectively chapeau de fer at monolithic insulator two ends.Then by take-up, clue is lengthened, two semicircular ring that form respectively upper and lower snap ring are combined into circular upper and lower snap ring under the pulling force of spring, on upper and lower snap ring, tightly block chapeau de fer at monolithic insulator two ends, make measuring head on upper and lower snap ring respectively at the chapeau de fer contact at insulator two ends, then staff carries out insulation measurement by megger to monolithic insulator.
Preferably, the end face of described pulley is provided with baffle plate.
The design of baffle plate, prevents that clue from tightening up with separated with pulley in the process of loosening effectively.
Preferably, the first described vertical pole is expansion link, between its extension rod and fixed bar, is provided with locking member, and take-up is arranged on the fixed bar of the first vertical pole.
The first vertical pole is expansion link, its length can regulate, then by locking member, temporarily fix this length, expansion link coordinates the rotation of multi-directional ball, staff can be in the situation that keeping bucket arm vehicle hoistable platform height not adjust, realize the contacting of monolithic insulator two ends chapeau de fer of measuring head and differing heights, improved testing efficiency.Described expansion link, fixed bar and locking member are all prior art, specifically can be referring to the stretching structure of the mop handle in prior art products.
Preferably, the second described vertical pole is expansion link, and its extension rod body of rod is connected with the semicircular ring that forms upper snap ring; Its fixed bar is connected with the semicircular ring that forms lower snap ring, and the fixed bar of the second vertical pole is connected with horizontal strut.
Insulator due to different model, the spacing of its two ends chapeau de fer is different, and the second vertical pole is designed to expansion link, can reasonably regulate the spacing of upper and lower snap ring, it is coordinated with needing the monolithic insulator two ends sub-spacing of chapeau de fer of measuring, then measure.The Telescopic shaft type design of the second vertical pole, can adopt ripe design of the prior art.
Preferably, described take-up comprises first, second connecting rod, and first connecting rod one end is fixedly connected with the first vertical pole, the first connecting rod other end is provided with take-up reel, take-up reel is connected with second connecting rod, and second connecting rod is connected with handle is vertical, and take-up reel is connected with clue.
Take-up is received while twining clue, by handle, drive second connecting rod, indirectly drive take-up reel to rotate, clue is wrapped on take-up reel, the clue other end, by pin, drives the semicircular ring that forms upper and lower snap ring, overcomes spring tension, around the second vertical pole, rotate, realize the open configuration of upper and lower snap ring; When take-up lengthens to clue, by handle, drive second connecting rod, indirectly drive and rotate backward around take-up reel, clue on take-up reel is unclamped, clue lengthens, form the semicircular ring of upper and lower snap ring under spring tension effect, around the second vertical pole backwards rotation, realize the closure state of upper and lower snap ring.
Compared with prior art, tool has the following advantages in the present invention:
1) simple in structure, reasonable in design, be combined into respectively between upper and lower snap ring semicircular ring and pass through spring straining, the measuring head on its upper and lower snap ring inwall is tight respectively at the chapeau de fer contact at monolithic insulator two ends, is difficult for disengaging;
2) first, second vertical strut lengths of the present invention can regulate, join and the horizontal strut being connected with the first vertical pole by multi-directional ball, realized the present invention under the prerequisite that keeps bucket arm vehicle hoistable platform height not adjust, the monolithic insulator of different model, differing heights has been carried out to insulating property measurement.
Accompanying drawing explanation
fig. 1 is structure front elevational schematic of the present invention;
Fig. 2 tries schematic diagram after structure of the present invention;
Fig. 3 is upper snap ring closure state partial structurtes schematic diagram in the present invention;
Fig. 4 is upper snap ring open configuration partial structurtes schematic diagram in the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As Figure 1-4, a kind of porcelain insulator insulated test device, comprise megger 21, described device also comprises the first vertical pole, and the first vertical pole is expansion link, between its extension rod 2 and fixed bar 1, is provided with locking member 3, the fixed bar 1 of the first vertical pole is fixedly connected with first connecting rod 13 one end, first connecting rod 13 other ends are provided with take-up reel 14, and take-up reel 14 is provided with second connecting rod 15, and second connecting rod 15 is connected with handle 16 is vertical; The extension rod 2 of the first vertical pole is connected with horizontal strut 5 one end by multi-directional ball 4, on horizontal strut 5 bodies of rod, both sides are provided with pulley 6, the end face of pulley 6 is provided with baffle plate 17, horizontal strut 5 other ends are connected with the second vertical pole, the second vertical pole is expansion link, and extension rod 7 bodies of rod of the second vertical pole are hinged by hinge with the semicircular ring that forms upper snap ring 9; The fixed bar 8 of the second vertical pole is hinged by hinge with the semicircular ring that forms lower snap ring 10, two semicircular ring that form respectively upper snap ring 9 and lower snap ring 10 are connected by spring 19, semicircular ring inner wall of end is provided with measuring head 18, and measuring head 18 is connected with megger 21 by wire 20; Semicircular ring outer wall is provided with pin 11, and pin 11 is connected with clue 12 one end, and clue 12 is erected on pulley 6, and clue 12 other ends are connected with take-up reel 14.
During work, staff tests the spacing of monolithic insulator two ends chapeau de fer as required, the upper snap ring 9 on adjusting the second vertical pole and the spacing of lower snap ring 10; And then according to staff's position and the distance that need to test monolithic insulator, regulate the length of the first vertical pole, simultaneously by multi-directional ball 4, regulate horizontal strut 5 with respect to the angle of monolithic insulator.After adjusting, by handle 16, drive second connecting rod 15, indirectly drive around take-up reel 14 and rotate, clue 12 is wrapped on take-up reel 14, clue 14 other ends are by pin 11, drive and form upper snap ring 9, the semicircular ring of lower snap ring 10, overcome spring 19 pulling force, around the second vertical pole, rotate, in realization, snap ring 9, the open configuration of lower snap ring 10, the upper snap ring 9 opening and lower snap ring 10 are probeed in the full skirt between adjacent two insulators, make snap ring 9, lower snap ring 10 contacts with chapeau de fer at monolithic insulator two ends respectively, then by handle 16, drive second connecting rod 15, indirectly drive and rotate backward around take-up reel 14, clue on take-up reel 14 12 is unclamped, clue 12 lengthens, on composition, snap ring 9, the semicircular ring of lower snap ring 10 is under spring 19 pulling force effects, around the second vertical pole backwards rotation, in realization, snap ring 9, the closure state of lower snap ring 10.Upper snap ring 9, lower snap ring 10 tightly block chapeau de fer at monolithic insulator two ends, make measuring head 18 on snap ring 9, lower snap ring 10 respectively at the chapeau de fer contact at insulator two ends, then staff carries out insulation measurement by 21 pairs of monolithic insulators of megger.
As stated above, staff can be under the prerequisite that keeps bucket arm vehicle hoistable platform height not adjust, and the monolithic insulator of the differing heights on porcelain insulator string carries out insulation measurement.
Claims (5)
1. a porcelain insulator insulated test device, comprise megger, it is characterized in that: described device also comprises the first vertical pole, the first vertical pole is connected with horizontal strut one end by multi-directional ball, on the horizontal strut body of rod, both sides are provided with pulley, the horizontal strut other end is connected with the second vertical pole, on the second vertical pole, lower two ends are respectively equipped with snap ring and lower snap ring, on, lower snap ring is respectively the annulus being comprised of two semicircular ring that connect by spring, semicircular ring one end is connected with the second vertical pole, semicircular ring inner wall of end is provided with measuring head, measuring head is connected with megger, semicircular ring outer wall is provided with pin, and pin is connected with clue one end, and clue is erected on pulley, and the other end is connected with the take-up being arranged on the first vertical pole.
2. a kind of porcelain insulator insulated test device as claimed in claim 1, is characterized in that: the end face of described pulley is provided with baffle plate.
3. a kind of porcelain insulator insulated test device as claimed in claim 1, is characterized in that: the first described vertical pole is expansion link, between its extension rod and fixed bar, is provided with locking member, and take-up is arranged on the fixed bar of the first vertical pole.
4. a kind of porcelain insulator insulated test device as claimed in claim 1, is characterized in that: the second described vertical pole is expansion link, and its extension rod body of rod is connected with the semicircular ring that forms upper snap ring; Its fixed bar is connected with the semicircular ring that forms lower snap ring, and the fixed bar of the second vertical pole is connected with horizontal strut.
5. a kind of porcelain insulator insulated test device as described in claim 1 or 3, it is characterized in that: described take-up comprises first, second connecting rod, first connecting rod one end is fixedly connected with the first vertical pole, the first connecting rod other end is provided with take-up reel, take-up reel is connected with second connecting rod, second connecting rod is connected with handle is vertical, and take-up reel is connected with clue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310634607.0A CN103675620B (en) | 2013-12-02 | 2013-12-02 | A kind of porcelain insulator insulated test device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310634607.0A CN103675620B (en) | 2013-12-02 | 2013-12-02 | A kind of porcelain insulator insulated test device |
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| CN103675620A true CN103675620A (en) | 2014-03-26 |
| CN103675620B CN103675620B (en) | 2016-05-04 |
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| CN201310634607.0A Active CN103675620B (en) | 2013-12-02 | 2013-12-02 | A kind of porcelain insulator insulated test device |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104035008A (en) * | 2014-06-14 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Insulator fault detector suitable for use by persons with different body contours |
| CN104407196A (en) * | 2014-11-19 | 2015-03-11 | 西安交通大学 | Open type Rogowski coil current sensor convenient for overhead suspending |
| CN104502811A (en) * | 2014-11-22 | 2015-04-08 | 国家电网公司 | Live-line insulator detection tool |
| CN105259487A (en) * | 2015-11-24 | 2016-01-20 | 国网安徽省电力公司芜湖供电公司 | High-voltage power-frequency AC voltage-withstanding system mobile measurement device and alignment control method thereof |
| CN105780268A (en) * | 2016-05-17 | 2016-07-20 | 苏州市晨彩纺织研发有限公司 | Incoming yarn clamping device for textile machine |
| CN106451219A (en) * | 2016-11-28 | 2017-02-22 | 国网新疆电力公司吐鲁番供电公司 | Suspending rod special for suspending barrier-cleaning device |
| CN106840881A (en) * | 2017-03-10 | 2017-06-13 | 浙江华电器材检测研究所 | Twisted wire based on spoke architecture is automatically tensioned experimental rig |
| CN108037405A (en) * | 2017-12-22 | 2018-05-15 | 合保电气（芜湖）有限公司 | Energization insulator tester |
| CN108318939A (en) * | 2018-01-09 | 2018-07-24 | 国网山东省电力公司滨州供电公司 | A kind of cable line tester Special test clamp |
| CN108646155A (en) * | 2018-07-18 | 2018-10-12 | 国网河南省电力公司南阳供电公司 | A kind of Portable combined insulator hydrophobic system safety testing device |
| CN109541417A (en) * | 2019-01-16 | 2019-03-29 | 国网江苏省电力有限公司扬州供电分公司 | A kind of Work tool detection platform |
| CN110899207A (en) * | 2019-12-17 | 2020-03-24 | 萍乡市神州电瓷厂 | Insulator cleaning device |
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| JPS57111468A (en) * | 1980-12-29 | 1982-07-10 | Sumitomo Electric Ind Ltd | Insulator detecting tool |
| CN2163386Y (en) * | 1993-03-22 | 1994-04-27 | 方年安 | Gravity boosting electric A.C/D.C straight line stringed insulators detector |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104035008B (en) * | 2014-06-14 | 2016-05-18 | 国网四川省电力公司双流县供电分公司 | A kind of electrical insulator fault detector that can be applicable to different build librarian uses |
| CN104035008A (en) * | 2014-06-14 | 2014-09-10 | 国网四川省电力公司双流县供电分公司 | Insulator fault detector suitable for use by persons with different body contours |
| CN104407196B (en) * | 2014-11-19 | 2017-08-15 | 西安交通大学 | A kind of open type Rogowski coil current sensor for being easy to eminence to mount |
| CN104407196A (en) * | 2014-11-19 | 2015-03-11 | 西安交通大学 | Open type Rogowski coil current sensor convenient for overhead suspending |
| CN104502811A (en) * | 2014-11-22 | 2015-04-08 | 国家电网公司 | Live-line insulator detection tool |
| CN105259487A (en) * | 2015-11-24 | 2016-01-20 | 国网安徽省电力公司芜湖供电公司 | High-voltage power-frequency AC voltage-withstanding system mobile measurement device and alignment control method thereof |
| CN105259487B (en) * | 2015-11-24 | 2017-12-01 | 国网安徽省电力公司芜湖供电公司 | High pressure industrial frequency AC pressurized system movable measuring device and its alignment control method |
| CN105780268A (en) * | 2016-05-17 | 2016-07-20 | 苏州市晨彩纺织研发有限公司 | Incoming yarn clamping device for textile machine |
| CN106451219A (en) * | 2016-11-28 | 2017-02-22 | 国网新疆电力公司吐鲁番供电公司 | Suspending rod special for suspending barrier-cleaning device |
| CN106840881A (en) * | 2017-03-10 | 2017-06-13 | 浙江华电器材检测研究所 | Twisted wire based on spoke architecture is automatically tensioned experimental rig |
| CN106840881B (en) * | 2017-03-10 | 2023-11-28 | 浙江华电器材检测研究院有限公司 | Full-automatic tensioning test device of stranded conductor based on spoke structure |
| CN108037405A (en) * | 2017-12-22 | 2018-05-15 | 合保电气（芜湖）有限公司 | Energization insulator tester |
| CN108318939A (en) * | 2018-01-09 | 2018-07-24 | 国网山东省电力公司滨州供电公司 | A kind of cable line tester Special test clamp |
| CN108318939B (en) * | 2018-01-09 | 2024-01-19 | 国网山东省电力公司滨州供电公司 | Special test clamp for cable path tester |
| CN108646155A (en) * | 2018-07-18 | 2018-10-12 | 国网河南省电力公司南阳供电公司 | A kind of Portable combined insulator hydrophobic system safety testing device |
| CN109541417A (en) * | 2019-01-16 | 2019-03-29 | 国网江苏省电力有限公司扬州供电分公司 | A kind of Work tool detection platform |
| CN110899207A (en) * | 2019-12-17 | 2020-03-24 | 萍乡市神州电瓷厂 | Insulator cleaning device |
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