CN203660276U - Gap lightning protection device - Google Patents
Gap lightning protection device Download PDFInfo
- Publication number
- CN203660276U CN203660276U CN201320771126.XU CN201320771126U CN203660276U CN 203660276 U CN203660276 U CN 203660276U CN 201320771126 U CN201320771126 U CN 201320771126U CN 203660276 U CN203660276 U CN 203660276U
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- Prior art keywords
- electrode
- arc
- insulator
- puncture plate
- plate
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- Expired - Fee Related
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- 239000012212 insulator Substances 0.000 claims abstract description 35
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 239000004020 conductor Substances 0.000 claims description 9
- 208000025274 Lightning injury Diseases 0.000 abstract 1
- 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 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
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Abstract
The utility model discloses a gap lightning protection device which comprises a puncturing wire clamp. The puncturing wire clamp is composed of an upper puncturing plate and a lower puncturing plate. The upper puncturing plate is arranged separate from the lower puncturing plate, and the upper puncturing plate is connected with the lower puncturing plate via a torsional nut. One end of the lower puncturing plate is provided with an arc-tight electrode, the arc-tight electrode is electrically connected with the lower puncturing plate, and the lower puncturing plate is fixedly arranged on a lower insulating cover. An upper insulating cover is movably connected with the lower insulating cover. A grounding arc-ignition electrode is arranged below the arc-tight electrode, and the grounding arc-ignition electrode is electrically connected with a grounding electrode. One end of the grounding electrode is provided with an insulator, the insulator is provided with creepage umbrella skirts, the other end of the insulator is provided with an arc-ignition electric rod, the arc-ignition electric rod is electrically connected with the arc-ignition electrode via a flexible insulating lead, and an arc-ignition gap A is formed between the lower end portion of the grounding arc-ignition electrode and the lower end portion of the arc-ignition electric rod. During lightning stroke, the gap lightning protection device protects the insulator and the overhead insulating lead against damage.
Description
Technical field
The utility model relates to a kind of lightning protection device for suspended insulated guide wire, specifically, has related to a kind of gap
Lightning protection device.
Background technology
Electric power system mostly adopts insulated overhead conductor as the distribution overhead line of lOKV or 20kV electric pressure; For anti-
Only thunder and lightning strikes off suspended insulated guide wire, the normal insulator that adopts, penetrating cable clamp and be connected to insulator and penetrating cable clamp between insulating soft wire, penetrating cable clamp is electrically connected with suspended insulated guide wire, make insulator identical with the current potential of penetrating cable clamp, when thunder and lightning electrion is, the arc root of lasting power frequency short circuit current electric arc is fixed on the high-field electrode of insulator and burns, protection suspended insulated guide wire is not burned, but this structure is burnt the arc root of the power frequency arc of afterflow on the high-field electrode of insulator, easily cause the damage of insulator, thereby affect the normal work of whole transmission of electricity circuit.In order to solve the problem of above existence, people are seeking a kind of desirable technical solution always.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency one our clearance lightning-proof protection device is provided.
For achieving the above object, the utility model is by the following technical solutions:
A kind of clearance lightning-proof protection device, comprise the penetrating cable clamp being formed by upper puncture plate and lower puncture plate, upper puncture plate and lower puncture plate are split settings, and upper puncture plate is connected by torque nut with lower puncture plate, one end of lower puncture plate is provided with are-tight electrode, are-tight electrode is all electrically connected with lower puncture plate, lower puncture plate is fixedly installed on lower insulating cover, upper insulating cover is to be flexibly connected with lower insulating cover, under are-tight electrode, be provided with ground connection arc electrode, ground connection arc electrode is electrically connected with grounding electrode, one end of grounding electrode is provided with insulator, on insulator, be provided with creepage full skirt, the other end of insulator is provided with striking torch, striking torch is electrically connected by soft insulated conductor with arc electrode, the bottom of the bottom of ground connection arc electrode and striking torch forms arcing gap A.When installation, are-tight electrode 2 is arranged on the load side of insulator, insulated conductor 1 is snapped in the groove of penetrating cable clamp, are-tight electrode periodical is used to insulator, arcing electrode insulator dorsad, then by and the exposed part of are-tight electrode and arcing electrode is exposed to the outside of lower insulating cover, adjust lightning protection hardware and draw the distance between ground electrode, be about 100-120mm, tighten the torque nut on puncture plate, upper insulating cover is snapped on lower insulating cover.
Above-mentioned clearance lightning-proof protection device, ground connection arc electrode or striking torch are all bolted on insulator, and the two ends of insulator arrange respectively multiple for ground connection arc electrode and the fixing bolt hole of striking torch.
Adopt above-mentioned technical characterictic, the utility model has following advantage: penetrating cable clamp of the present utility model penetrates insulated conductor makes insulated conductor be electrically connected with are-tight electrode, fix an insulator at earth terminal, insulator two ends are connected with ground connection arc electrode and the starting rod with arcing gap, starting rod is electrically connected by flexible conductor with are-tight electrode, in the time of thunderbolt, can by thunderbolt arc energy at short notice from suspended insulated guide wire through penetrating cable clamp, insulating soft wire causes starting rod, puncture arcing gap A, starting arc, by ground connection arc electrode, thunderbolt arc energy is caused to the earth terminal of insulator, thereby thunderbolt arc energy is caused to the earth, protection insulator and suspended insulated guide wire are not damaged.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
A kind of clearance lightning-proof protection device as shown in Figure 1, comprise the penetrating cable clamp being formed by upper puncture plate 3 and lower puncture plate 5, upper puncture plate 3 and lower puncture plate 5 are split settings, and upper puncture plate 3 is connected by torque nut 4 with lower puncture plate 5, one end of lower puncture plate 3 is provided with are-tight electrode 8, are-tight electrode 8 is all electrically connected with lower puncture plate, lower puncture plate 3 is fixedly installed on lower insulating cover 7, upper insulating cover 6 is to be flexibly connected with lower insulating cover, under are-tight electrode 2, be provided with ground connection arc electrode 14, ground connection arc electrode 14 is electrically connected with grounding electrode 10, one end of grounding electrode 10 is provided with insulator 11, on insulator 11, be provided with creepage full skirt, the other end of insulator is provided with striking torch 13, striking torch 13 is electrically connected by soft insulated conductor 12 with arc electrode 8, the bottom of the bottom of ground connection arc electrode 14 and striking torch 13 forms arcing gap A.When installation, are-tight electrode 2 is arranged on the load side of insulator, insulated conductor 1 is snapped in the groove of penetrating cable clamp, are-tight electrode periodical is used to insulator, arcing electrode insulator dorsad, then by and the exposed part of are-tight electrode and arcing electrode is exposed to the outside of lower insulating cover, adjust lightning protection hardware and draw the distance between ground electrode, be about 100-120mm, tighten the torque nut on puncture plate, upper insulating cover is snapped on lower insulating cover.
Ground connection arc electrode 14 of the present utility model or striking torch 13 are all bolted on insulator 11, and the two ends of insulator 11 arrange respectively multiple for ground connection arc electrode 14 and the fixing bolt hole of striking torch 13.
Claims (2)
1. a clearance lightning-proof protection device, it is characterized in that: comprise the penetrating cable clamp being formed by upper puncture plate (3) and lower puncture plate (5), upper puncture plate (3) and lower puncture plate (5) are split settings, and upper puncture plate (3) is connected by torque nut (4) with lower puncture plate (5), one end of lower puncture plate (3) is provided with are-tight electrode (8), are-tight electrode (8) is all electrically connected with lower puncture plate, lower puncture plate (3) is fixedly installed on lower insulating cover (7), upper insulating cover (6) is to be flexibly connected with lower insulating cover, under are-tight electrode (2), be provided with ground connection arc electrode (14), ground connection arc electrode (14) is electrically connected with grounding electrode (10), one end of grounding electrode (10) is provided with insulator (11), insulator is provided with creepage full skirt on (11), the other end of insulator is provided with striking torch (13), striking torch (13) is electrically connected by soft insulated conductor (12) with arc electrode (8), the bottom of the bottom of ground connection arc electrode (14) and striking torch (13) forms arcing gap A.
2. clearance lightning-proof protection device according to claim 1; it is characterized in that: it is upper that ground connection arc electrode (14) or striking torch (13) are all bolted insulator (11), the two ends of insulator (11) arrange respectively multiple for ground connection arc electrode (14) and the fixing bolt hole of striking torch (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320771126.XU CN203660276U (en) | 2013-12-01 | 2013-12-01 | Gap lightning protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320771126.XU CN203660276U (en) | 2013-12-01 | 2013-12-01 | Gap lightning protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203660276U true CN203660276U (en) | 2014-06-18 |
Family
ID=50926628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320771126.XU Expired - Fee Related CN203660276U (en) | 2013-12-01 | 2013-12-01 | Gap lightning protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203660276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257498A (en) * | 2021-06-18 | 2021-08-13 | 广东电网有限责任公司 | Insulator with adjustable discharge gap |
-
2013
- 2013-12-01 CN CN201320771126.XU patent/CN203660276U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257498A (en) * | 2021-06-18 | 2021-08-13 | 广东电网有限责任公司 | Insulator with adjustable discharge gap |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140618 Termination date: 20151201 |
|
| EXPY | Termination of patent right or utility model |