CN108710070B - Insulator discharge detection device for power transmission line - Google Patents
Insulator discharge detection device for power transmission line Download PDFInfo
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- CN108710070B CN108710070B CN201810753110.3A CN201810753110A CN108710070B CN 108710070 B CN108710070 B CN 108710070B CN 201810753110 A CN201810753110 A CN 201810753110A CN 108710070 B CN108710070 B CN 108710070B
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- 238000001514 detection method Methods 0.000 title claims abstract description 66
- 239000012212 insulator Substances 0.000 title claims abstract description 39
- 230000005540 biological transmission Effects 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 abstract description 6
- 238000009413 insulation Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
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
- G01R31/1245—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 line insulators or spacers, e.g. ceramic overhead line cap insulators; of insulators in HV bushings
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a discharge detection device for an insulator of a power transmission line, which comprises a device body and a fixing mechanism, wherein a high-voltage electrode cavity is arranged at the bottom of the device body, a supporting bottom plate is arranged at the bottom end of the high-voltage electrode cavity, fixing support legs are connected to two sides of the upper end of the supporting bottom plate, one end, far away from the supporting bottom plate, of each fixing support leg is connected with a detection workbench, one side of the upper end of each detection workbench is connected with a telescopic outer rod, two sides of each detection workbench are provided with telescopic inner rods capable of moving up and down and connecting with inner tubes, insulators of different sizes can be fixed, universality of the device is enhanced, and the bottoms of the insulators can be clamped and fixed before discharge detection of the insulators is carried out.
Description
Technical Field
The invention belongs to the technical field of electrical equipment detection equipment, and particularly relates to a discharge detection device for an insulator of a power transmission line.
Background
Insulators are devices mounted between conductors of different potential or between a conductor and a ground potential member, capable of withstanding voltage and mechanical stress. The insulating control is a special insulating control and can play an important role in overhead transmission lines. The insulator is mainly used for telegraph poles in early years, a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower, the insulators are usually made of glass or ceramic to increase the creepage distance, the distribution range of the high-voltage power transmission line in China is wide, the routes are long, the topography is complex in some areas, the climatic conditions are severe, in addition, various factors such as flood flushing, wire waving, construction around the line and the like can influence and damage the high-voltage power transmission line to different degrees, the high-voltage insulators exposed to the atmosphere are operated in severe environments such as strong electric fields, strong mechanical stress, cold-hot fusion, sun-drying and rain in the running process of the insulators for a long time, the insulation resistance is reduced, the insulation level of the insulators is reduced in wet weather, the insulation level of the surfaces of the insulators is reduced, the wet state of the insulators reaches a certain degree, the leakage current of the surfaces of the insulators is overlarge, and the line is caused.
Disclosure of Invention
The invention aims to provide a discharge detection device for an insulator of a power transmission line, which solves the existing problems.
In order to solve the problems, the invention provides a technical scheme that:
the utility model provides a transmission line insulator detection device that discharges, includes device body and fixed establishment, device body bottom is equipped with high-voltage electrode chamber, high-voltage electrode chamber bottom is equipped with supporting baseplate, supporting baseplate upper end both sides are connected with the fixed leg, the one end that the fixed leg kept away from in supporting baseplate is connected with the detection workstation, detection workstation upper end one side is connected with flexible outer pole, flexible outer pole is kept away from in one side interpolation of detection workstation and is equipped with flexible inner rod, flexible inner rod is kept away from in the one end of flexible outer pole and is connected with the supporting roof, detection workstation upper end is kept away from in the opposite side of flexible outer pole and is connected with the connection outer tube, the connection outer tube is kept away from in one side interpolation of detection workstation and is equipped with the connection inner tube, the connection inner tube bottom is equipped with the external screw thread, the connection inner tube passes through external screw thread swing joint and connects the outer tube, connection outer one side of outer tube is connected with spacing adjust knob, the one end that the connection inner tube was kept away from in the connection outer tube is connected with No. two bearings, no. two bearings are kept away from in one side of connection outer tube and are connected with the supporting roof, be connected with rotation between No. two bearings and external screw thread, detection table upper end and one side are connected with a slide bar.
Preferably, the upper end of the detection workbench is connected with a second slide bar on one side of the connecting inner tube, the first slide bar and the second slide bar bottom are penetrated through the detection workbench, the first slide bar bottom is connected with a first bolt cap, the second slide bar bottom is connected with a second bolt cap, the upper end is provided with a second high-voltage electrode base in the middle of the support top plate, the second high-voltage electrode base is connected with a second high-voltage electrode on one side far away from the support top plate, one side of the second high-voltage electrode is connected with a conducting wire, the bottom of the conducting wire penetrates through the support top plate, one side far away from the second high-voltage electrode of the support top plate is connected with a first bearing, one end of the first bearing far away from the support top plate is connected with a column head chassis, one end of the column head chassis far away from the first bearing is connected with a plurality of anti-slip column heads, a bottom groove is arranged in the middle of the detection workbench, the bottom groove lower end is connected with a second high-voltage electrode hole, the second high-voltage electrode hole is located in the detection workbench, a first high-voltage electrode base is arranged in the middle of the high-voltage electrode cavity, one side far away from the first high-voltage electrode base is connected with a high-voltage electrode base, and one side far away from the high-voltage electrode base is connected with a high-voltage electrode base.
Preferably, the first through wire hole is far away from the one end of the first high-voltage electrode and is connected with the second through wire hole, the second through wire hole is far away from one side of the first through wire hole and is connected with the conducting plate, detection workbench upper end both sides all are equipped with fixed establishment, the fixed establishment bottom is equipped with the sleeve pipe base, sleeve pipe base and detection workbench fixed connection, the sleeve pipe base is far away from one side of detection workbench and is connected with the adapter sleeve, the intraductal activity of adapter sleeve alternates and is equipped with the removal inner tube, remove inner tube one side and be connected with the fixed handle of pushing away from the one end of fixed handle of pushing away from, no. three bearings are connected with the connecting chuck in the one end of removing the inner tube, adapter sleeve upper end both sides are equipped with first sleeve pipe fluting and No. two sleeve pipe fluting respectively, just first sleeve pipe fluting and No. two sleeve pipe fluting upper end both sides all are connected with the fixed bolster, the last swing joint of fixed bolster has the limit bolt, the one end that the sleeve pipe base is kept away from in the adapter sleeve pipe is connected with the limit bolt cap, the fixed bolster all is in the fixed bolster just being located first sleeve pipe fluting and No. two sleeve pipe and fixed bolster.
Preferably, two through holes are formed in two sides of the supporting top plate, and the first slide rod and the second slide rod penetrate through the through holes to be movably connected with the supporting top plate.
Preferably, the limit bolts are movably connected with the fixed support frame, and the limit bolts are all-metal hexagon bolts.
Preferably, the anti-skid column heads are uniform in size and material, and the anti-skid column heads are made of rubber materials.
Preferably, the bottom groove and the first bearing are both in the same vertical plane.
The invention has the beneficial effects that: according to the electric transmission line insulator discharge detection device, the telescopic inner rods and the connecting inner tubes which can move up and down are arranged on the two sides of the detection workbench, insulators of different sizes can be fixed, the universality of the device is enhanced, the fixing mechanisms are arranged on the two sides of the upper end of the detection workbench, before the insulator discharge detection is carried out, the bottoms of the insulators can be clamped and fixed, the situation that the insulators topple in the discharge detection process is avoided, the practicability of the device is improved, the structure is simple and novel, the operation is easy to carry out, and the working efficiency of the electric transmission line insulator discharge detection device is greatly improved.
Drawings
For ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a fixing mechanism according to the present invention;
fig. 3 is an enlarged schematic view of the structure of the present invention at a.
In the figure: 1. a device body; 2. a support base plate; 3. a fixed support leg; 4. a high voltage electrode cavity; 5. a detection workbench; 6. a first slide bar; 7. a second slide bar; 8. a supporting top plate; 9. a first bolt cap; 10. a second bolt cap; 11. a first high-voltage electrode base; 12. a first high voltage electrode; 13. a second high-voltage electrode base; 14. a second high-voltage electrode; 15. a conductive wire; 16. a first bearing; 17. column head chassis; 18. an anti-slip column head; 19. a telescoping outer rod; 20. a telescopic inner rod; 21. connecting an outer tube; 22. a limit adjusting knob; 23. connecting the inner tube; 24. an external thread; 25. a rotating disc; 26. a second bearing; 27. a fixing mechanism; 28. a sleeve base; 29. a connection sleeve; 30. moving the inner cylinder; 31. a bearing III; 32. connecting a chuck; 33. fixing a push handle; 34. grooving the first sleeve; 35. slotting the second sleeve; 36. fixing the supporting frame; 37. a limit bolt; 38. a limit bolt cap; 39. a first through line hole; 40. a second through line hole; 41. a bottom groove; 42. and a conductive plate.
Detailed Description
As shown in fig. 1-3, the present embodiment adopts the following technical scheme: the utility model provides a transmission line insulator detection device that discharges, includes device body 1 and fixed establishment 27, device body 1 bottom is equipped with high-voltage electrode chamber 4, high-voltage electrode chamber 4 bottom is equipped with supporting baseplate 2, supporting baseplate 2 upper end both sides are connected with fixed landing leg 3, fixed landing leg 3 is kept away from in the one end of supporting baseplate 2 and is connected with detection workstation 5, detection workstation 5 upper end one side is connected with flexible outer rod 19, flexible outer rod 19 is kept away from in one side interpolation of detection workstation 5 and is equipped with flexible inner rod 20, flexible inner rod 20 is kept away from in the one end of flexible outer rod 19 and is connected with support roof 8, detection workstation 5 upper end is kept away from in the opposite side of flexible outer rod 19 and is connected with and connects outer tube 21, connection outer tube 21 is kept away from in one side interpolation of detection workstation 5 and is equipped with connection inner tube 23, connection inner tube 23 bottom is equipped with external screw thread 24, connection inner tube 23 is connected with detection workstation 21 through external screw thread 24 swing joint connection outer tube 21, connection outer tube 21 one side is connected with spacing adjust knob 22, connection inner tube 23 is kept away from in the one end of being connected with connection outer tube 21 No. two bearings 26, no. two bearings 26 are kept away from in between two bearings 26 and one side of the outer tube 25, and one side is connected with outer tube 25, and is connected with two bearing 20 on one side of outer tube 25.
The detection workbench 5 is characterized in that a second slide bar 7 is connected to one side of the connecting inner tube 23, the first slide bar 6 and the second slide bar 7 are inserted through the detection workbench 5, the bottom end of the first slide bar 6 is connected with a first bolt cap 9, the bottom end of the second slide bar 7 is connected with a second bolt cap 10, the upper end in the middle of the support top plate 8 is provided with a second high-voltage electrode base 13, one side of the second high-voltage electrode base 13 far away from the support top plate 8 is connected with a second high-voltage electrode 14, one side of the second high-voltage electrode 14 is connected with a conductive wire 15, the bottom end of the conductive wire 15 penetrates through the support top plate 8, one side of the support top plate 8 far away from the second high-voltage electrode 14 is connected with a first bearing 16, one end of the first bearing 16 far away from the support top plate 8 is connected with a column head chassis 17, one end of the column head 17 far away from the first bearing 16 is connected with a plurality of column heads 18, the middle of the detection workbench 5 is provided with a bottom groove 41, the lower end of the bottom groove 41 is connected with a second through hole 40, one side of the second high-voltage electrode base is far away from the first high-voltage electrode base 11, one side of the high-voltage electrode base is connected with a second through hole 40 far away from the first high-voltage electrode base 11, one side of the high-voltage electrode base 11 is far away from the first high-voltage electrode base 11, one side of the high-voltage electrode base is connected with a second high-voltage electrode base 11, and the first high-voltage electrode base is far away from the high-voltage electrode base 11, and the first high-voltage electrode base is connected with a first high-voltage electrode base 11, and the first high-voltage electrode base 11 is far from the high-voltage electrode base 11.
The first through wire hole 39 is far away from the one end of the first high-voltage electrode 12 and is connected with the second through wire hole 40, one side of the second through wire hole 40 far away from the first through wire hole 39 is connected with the conducting plate 42, two sides of the upper end of the detection workbench 5 are respectively provided with the fixing mechanism 27, the bottom of the fixing mechanism 27 is provided with the sleeve base 28, the sleeve base 28 is fixedly connected with the detection workbench 5, one side of the sleeve base 28 far away from the detection workbench 5 is connected with the connecting sleeve 29, the movable inner barrel 30 is inserted in the connecting sleeve 29, one side of the movable inner barrel 30 is connected with the fixed push handle 33, one end of the movable inner barrel 30 far away from the fixed push handle 33 is connected with the third bearing 31, one end of the third bearing 31 far away from the movable inner barrel 30 is connected with the connecting chuck 32, two sides of the upper end of the connecting sleeve 29 are respectively provided with the sleeve grooving 34 and the second sleeve grooving 35, two sides of the upper end of the first sleeve grooving 34 are respectively connected with the fixing support frame 36, the movable support frame 36 is connected with the fixing bolt 37, and one end of the fixing bolt 37 far away from the limiting bolt 38 is connected with the limiting bolt 38.
Wherein, both sides all are equipped with two through-holes on the roof 8 that supports, just No. one slide bar 6 and No. two slide bars 7 pass through the through-hole and support roof 8 swing joint.
Wherein, the fixed support 36 is located right above the first sleeve slot 34 and the second sleeve slot 35, and the fixed support 36 is fixedly connected with the connecting sleeve 29.
The limit bolts 37 are movably connected with the fixed support frame 36, and the limit bolts 37 are all-metal hexagon bolts.
The anti-slip column heads 18 are made of rubber materials, and the anti-slip column heads 18 are made of the same size.
Wherein the bottom groove 41 and the first bearing 16 are both in the same vertical plane.
Specific: when the insulator discharge detection device is used, firstly, the height of the connecting inner tube 23 in the connecting outer tube 21 is adjusted according to the required discharge detection insulator, the insulator to be detected is placed between the anti-slip column head 18 and the bottom groove 41, after the adjustment is finished, the height of the connecting inner tube 23 in the connecting outer tube 21 is fixed by screwing the limit adjusting knob 22, so that the insulator to be detected is fixed, the length of the moving inner tube 30 in the connecting sleeve 29 is adjusted, the moving inner tube 30 is fixed in the connecting sleeve 29 by rotating the limit bolt cap 38, so that the bottom of the insulator is fixed between the connecting chucks 32, then the conducting wire 15 is connected with the upper end of the insulator, the bottom of the insulator is connected with the conducting plate 42, and the insulator is subjected to discharge detection by the insulator discharge detection device externally connected with the first high-voltage electrode 12 and the second high-voltage electrode 14.
While the basic principles and main features of the present invention and advantages of the present invention have been shown and described, it will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are described in the foregoing specification merely illustrate the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a transmission line insulator discharge detection device, includes device body (1) and fixed establishment (27), wherein device body (1) bottom is equipped with high-voltage electrode chamber (4), high-voltage electrode chamber (4) bottom is equipped with back-up plate (2), back-up plate (2) upper end both sides are connected with fixed leg (3), one end that fixed leg (3) kept away from back-up plate (2) is connected with detection workstation (5), detection workstation (5) upper end one side is connected with flexible outer pole (19), one side interpolation that flexible outer pole (19) kept away from detection workstation (5) is equipped with flexible inner pole (20), one end that flexible inner pole (20) kept away from in flexible outer pole (19) is connected with back-up plate (8), the opposite side that detection workstation (5) upper end kept away from flexible outer pole (19) is connected with connecting outer tube (21), one side interpolation that connecting outer tube (21) kept away from detection workstation (5) is equipped with connecting inner tube (23), connecting inner tube (23) bottom is equipped with outer screw thread (24), one side that outer tube (24) are connected with outer tube (21) through screw thread regulation, one end of the connecting inner tube (23) far away from the connecting outer tube (21) is connected with a second bearing (26), one side of the second bearing (26) far away from the connecting outer tube (21) is connected with a supporting top plate (8), a rotating disc (25) is connected between the second bearing (26) and the external thread (24) and on the connecting inner tube (23), and a first sliding rod (6) is connected at the upper end of the detecting workbench (5) and at one side of the telescopic inner rod (20);
the detection workbench (5) is characterized in that a second slide bar (7) is connected to one side of the connecting inner tube (23), the first slide bar (6) and the second slide bar (7) are inserted through the detection workbench (5), a first bolt cap (9) is connected to the bottom end of the first slide bar (6), a second bolt cap (10) is connected to the bottom end of the second slide bar (7), a second high-voltage electrode base (13) is arranged at the middle upper end of the support top plate (8), a second high-voltage electrode (14) is connected to one side of the second high-voltage electrode base (13) far away from the support top plate (8), a conductive wire (15) is connected to one side of the second high-voltage electrode (14), the bottom end of the conductive wire (15) penetrates through the support top plate (8), a first bearing (16) is connected to one side of the support top plate (8), a column head chassis (17) is connected to one end of the first bearing (16) far away from the support top plate (8), a column head (17) is connected to one end of the first chassis (17), far from the first bearing (16) is far from the first high-voltage electrode (16) and is connected to the second base (40), a plurality of detection grooves (41) are formed in the middle of the detection workbench (40), one end of the second high-voltage electrode (14) penetrates through the first detection groove (40), a first high-voltage electrode base (11) is arranged in the middle of the high-voltage electrode cavity (4), a first high-voltage electrode (12) is connected to one side, far away from the supporting bottom plate (2), of the first high-voltage electrode base (11), and a first wire through hole (39) is connected to one side, far away from the first high-voltage electrode base (11), of the first high-voltage electrode (12);
the utility model discloses a high-voltage electrode, including detection workstation (12) and support frame (36), no. one through-wire hole (39) keep away from one end connection No. two through-wire hole (40) of No. one high-voltage electrode (12), no. two through-wire hole (40) keep away from one side of No. one through-wire hole (39) and are connected with current conducting plate (42), detection workstation (5) upper end both sides all are equipped with fixed establishment (27), fixed establishment (27) bottom is equipped with sleeve pipe base (28), sleeve pipe base (28) and detection workstation (5) fixed connection, sleeve pipe base (28) keep away from one side of detection workstation (5) and are connected with adapter sleeve (29), adapter sleeve (29) internal activity is alternated and is equipped with removal inner tube (30), removal inner tube (30) one side is connected with fixed pushing handle (33), the one end that removal inner tube (30) kept away from in fixed pushing handle (33) is connected with No. three bearings (31), no. three bearings (31) are connected with adapter sleeve (32) in the one end that removes inner tube (30), sleeve pipe (29) upper end both sides are equipped with one number sleeve pipe fluting (34) and two fluting (35) respectively, and two support frame (36) are connected with the bolt (36) on both sides of the fixed support frame (37), one end of the limit bolt (37) far away from the connecting sleeve (29) is connected with a limit bolt cap (38), the fixed support frames (36) are respectively positioned right above the first sleeve groove (34) and the second sleeve groove (35), and the fixed support frames (36) are respectively fixedly connected with the connecting sleeve (29);
two through holes are formed in the two sides of the supporting top plate (8), and the first sliding rod (6) and the second sliding rod (7) penetrate through the through holes and are movably connected with the supporting top plate (8).
2. The transmission line insulator discharge detection device according to claim 1, wherein: the limit bolts (37) are movably connected with the fixed support frame (36), and the specification of the limit bolts (37) is an all-metal hexagon bolt.
3. The transmission line insulator discharge detection device according to claim 1, wherein: the anti-skid column heads (18) are uniform in size and material, and the anti-skid column heads (18) are made of rubber materials.
4. The transmission line insulator discharge detection device according to claim 1, wherein: the bottom groove (41) and the first bearing (16) are both positioned on the same vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810753110.3A CN108710070B (en) | 2018-07-10 | 2018-07-10 | Insulator discharge detection device for power transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810753110.3A CN108710070B (en) | 2018-07-10 | 2018-07-10 | Insulator discharge detection device for power transmission line |
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| CN108710070A CN108710070A (en) | 2018-10-26 |
| CN108710070B true CN108710070B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810753110.3A Active CN108710070B (en) | 2018-07-10 | 2018-07-10 | Insulator discharge detection device for power transmission line |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109708834B (en) * | 2019-01-04 | 2020-06-30 | 江苏省建筑材料研究设计院有限公司 | Porcelain pillar insulator vibration acoustics detection test bench |
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| CN107843820A (en) * | 2017-12-12 | 2018-03-27 | 国网山东省电力公司龙口市供电公司 | A kind of insulator arc-over warning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0587866A (en) * | 1991-09-30 | 1993-04-06 | Ngk Insulators Ltd | Deterioration detector for arester insulator |
| JP2001124816A (en) * | 1999-10-25 | 2001-05-11 | Nissin Electric Co Ltd | Insulator contamination detecting device |
| CN101275927A (en) * | 2008-05-14 | 2008-10-01 | 重庆大学 | Multi-insulated sample local discharge test electrode apparatus |
| KR101034131B1 (en) * | 2009-12-02 | 2011-05-13 | 한국해양대학교 산학협력단 | A surface leakage current detection device of the line-post insulator which the measurement sensitivity is superior and the installation is simple |
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| CN108710070A (en) | 2018-10-26 |
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