CN204118728U - The anti-lightning strike protective device of New insulated overhead transmission line - Google Patents
The anti-lightning strike protective device of New insulated overhead transmission line Download PDFInfo
- Publication number
- CN204118728U CN204118728U CN201420511862.6U CN201420511862U CN204118728U CN 204118728 U CN204118728 U CN 204118728U CN 201420511862 U CN201420511862 U CN 201420511862U CN 204118728 U CN204118728 U CN 204118728U
- Authority
- CN
- China
- Prior art keywords
- metal bar
- striking metal
- insulator
- cable clamp
- guide wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 9
- 230000005540 biological transmission Effects 0.000 title claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 38
- 230000000149 penetrating effect Effects 0.000 claims abstract description 29
- 239000012212 insulator Substances 0.000 claims abstract description 28
- 238000009413 insulation Methods 0.000 claims abstract description 18
- 230000004888 barrier function Effects 0.000 claims abstract description 4
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
Abstract
The utility model discloses the anti-lightning strike protective device of a kind of New insulated overhead transmission line, comprise suspended insulated guide wire, arc resistance insulation, insulator and penetrating cable clamp, the high-pressure side of arc resistance insulation is electrically connected with between suspended insulated guide wire, the earth terminal of arc resistance insulation is fixedly connected with insulator, one end of insulator is provided with ground connection striking metal bar, the other end is provided with striking metal bar, arcing gap is formed between ground connection striking metal bar and striking metal bar, the other end of striking metal bar is electrically connected with penetrating cable clamp by insulating soft wire, penetrating cable clamp penetrates the insulating barrier of suspended insulated guide wire and is electrically connected with the wire of its inside, insulating cover is provided with in the outer end of penetrating cable clamp.When being subject to being struck by lightning; thunderbolt arc energy can be caused striking metal bar from suspended insulated guide wire at short notice; puncture arcing gap and starting arc; by ground connection striking metal bar, thunderbolt arc energy is caused the earth terminal of insulator, thus protection arc resistance insulation and suspended insulated guide wire are not damaged.
Description
Technical field:
The utility model relates to a kind of lightning proof of electric power system, particularly relates to the anti-lightning strike protective device of a kind of New insulated overhead transmission line.
Background technology:
The distribution overhead line of electric power system mostly adopts insulated overhead conductor.Suspended insulated guide wire is struck off for preventing thunder and lightning; normal employing insulator, penetrating cable clamp and the insulating soft wire be connected between insulator and penetrating cable clamp; be electrically connected between penetrating cable clamp with suspended insulated guide wire; make insulator identical with the current potential of penetrating cable clamp; when thunder and lightning electrion; can available protecting suspended insulated guide wire not burned, but this structure
Easily cause the damage of insulator and penetrating cable clamp, thus affect the normal work of whole power delivery circuit.
Utility model content:
Technical problem to be solved in the utility model is: provide the anti-lightning strike protective device of New insulated overhead transmission line that a kind of structure is simple, striking is reliable, lightning protection effect is good.
The technical scheme that the utility model is taked for technical solution problem is:
The anti-lightning strike protective device of a kind of New insulated overhead transmission line, comprise suspended insulated guide wire, arc resistance insulation, insulator and penetrating cable clamp, the high-pressure side of described arc resistance insulation is electrically connected with between described suspended insulated guide wire, the earth terminal of described arc resistance insulation is fixedly connected with described insulator, one end of described insulator is provided with ground connection striking metal bar, the other end is provided with striking metal bar, forms arcing gap A between ground connection striking metal bar and striking metal bar; The other end of described striking metal bar is electrically connected with described penetrating cable clamp by insulating soft wire, described penetrating cable clamp penetrates the insulating barrier of described suspended insulated guide wire and is electrically connected with the wire of its inside, and the outer end of described penetrating cable clamp is provided with insulating cover; Described insulator is provided with multiple creepage full skirt; Described ground connection striking metal bar and striking metal bar can carry out axial adjustment along described insulator respectively.
Positive beneficial effect of the present utility model is as follows:
1, the utility model is by being fixedly connected with an insulator at the earth terminal of arc resistance insulation, the two ends of insulator are connected with the ground connection striking metal bar and striking metal bar with arcing gap, and striking metal bar is by being electrically connected between insulating soft wire with penetrating cable clamp.When being subject to being struck by lightning; thunderbolt arc energy can be caused striking metal bar from suspended insulated guide wire through penetrating cable clamp, insulating soft wire at short notice; puncture arcing gap and starting arc; by ground connection striking metal bar, thunderbolt arc energy is caused the earth terminal of insulator; thus thunderbolt arc energy being caused the earth, protection arc resistance insulation and suspended insulated guide wire are not damaged.
2, the utility model arranges insulating cover by the outer end at penetrating cable clamp, can effectively prevent wind and weather to the infringement of penetrating cable clamp, has that structure is simple, striking is reliable and the advantage such as lightning protection effect is good.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Embodiment:
Below in conjunction with accompanying drawing, the utility model is further described:
See Fig. 1, the anti-lightning strike protective device of a kind of New insulated overhead transmission line, comprise suspended insulated guide wire 1, arc resistance insulation 2, insulator 3 and penetrating cable clamp 8, the high-pressure side of arc resistance insulation 2 is electrically connected with between suspended insulated guide wire 1, the earth terminal of arc resistance insulation 2 is fixedly connected with between insulator 3, ground connection striking metal bar 5 is provided with in one end of insulator 3, the other end is provided with striking metal bar 6, arcing gap A is formed between ground connection striking metal bar 5 and striking metal bar 6, the other end of striking metal bar 6 is electrically connected with penetrating cable clamp 8 by insulating soft wire 7, penetrating cable clamp 8 penetrates the insulating barrier of suspended insulated guide wire 1 and is electrically connected with the wire of its inside, the outer end of penetrating cable clamp 8 is provided with insulating cover 9, insulator 3 is provided with multiple creepage full skirt 4, ground connection striking metal bar 5 and striking metal bar 6 can carry out axial adjustment along insulator 3 respectively.
The utility model is by being fixedly connected with an insulator 3 at the earth terminal of arc resistance insulation 2, the two ends of insulator 3 are connected with the ground connection striking metal bar 5 and striking metal bar 6 with arcing gap, and striking metal bar 6 is by being electrically connected between insulating soft wire 7 with penetrating cable clamp 8.When being subject to being struck by lightning, thunderbolt arc energy can be caused striking metal bar 6 from suspended insulated guide wire 1 through penetrating cable clamp 8, insulating soft wire 7 at short notice, puncture arcing gap A and starting arc, by ground connection striking metal bar 5, thunderbolt arc energy is caused the earth terminal of arc resistance insulation 2, thus thunderbolt arc energy being caused the earth, protection arc resistance insulation 2 and suspended insulated guide wire 1 are not damaged; The utility model, by arranging insulating cover 9 in the outer end of penetrating cable clamp 8, can effectively prevent wind and weather to the infringement of penetrating cable clamp 8, has that structure is simple, striking is reliable and the advantage such as lightning protection effect is good.
Claims (1)
1. the anti-lightning strike protective device of New insulated overhead transmission line, it is characterized in that: the anti-lightning strike protective device of described insulated over-head line comprises suspended insulated guide wire (1), arc resistance insulation (2), insulator (3) and penetrating cable clamp (8), the high-pressure side of described arc resistance insulation (2) is electrically connected with between described suspended insulated guide wire (1), the earth terminal of described arc resistance insulation (2) is fixedly connected with described insulator (3), one end of described insulator (3) is provided with ground connection striking metal bar (5), the other end is provided with striking metal bar (6), arcing gap A is formed between ground connection striking metal bar (5) and striking metal bar (6), the other end of described striking metal bar (6) is electrically connected with described penetrating cable clamp (8) by insulating soft wire (7), described penetrating cable clamp (8) penetrates the insulating barrier of described suspended insulated guide wire (1) and is electrically connected with the wire of its inside, and the outer end of described penetrating cable clamp (8) is provided with insulating cover (9), described insulator (3) is provided with multiple creepage full skirt (4), described ground connection striking metal bar (5) and striking metal bar (6) can carry out axial adjustment along described insulator (3) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420511862.6U CN204118728U (en) | 2014-09-09 | 2014-09-09 | The anti-lightning strike protective device of New insulated overhead transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420511862.6U CN204118728U (en) | 2014-09-09 | 2014-09-09 | The anti-lightning strike protective device of New insulated overhead transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204118728U true CN204118728U (en) | 2015-01-21 |
Family
ID=52336008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420511862.6U Active CN204118728U (en) | 2014-09-09 | 2014-09-09 | The anti-lightning strike protective device of New insulated overhead transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204118728U (en) |
-
2014
- 2014-09-09 CN CN201420511862.6U patent/CN204118728U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |