CN205565721U - Discharge external column type voltage limiter of lightning protection of counting assembly of area thunderbolt - Google Patents
Discharge external column type voltage limiter of lightning protection of counting assembly of area thunderbolt Download PDFInfo
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- CN205565721U CN205565721U CN201620326682.XU CN201620326682U CN205565721U CN 205565721 U CN205565721 U CN 205565721U CN 201620326682 U CN201620326682 U CN 201620326682U CN 205565721 U CN205565721 U CN 205565721U
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- lightning protection
- assembly
- column type
- insulator pillar
- voltage limiter
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- 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 title abstract description 4
- 239000012212 insulator Substances 0.000 claims abstract description 48
- 239000004020 conductor Substances 0.000 claims description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 19
- 229910052802 copper Inorganic materials 0.000 claims description 19
- 239000010949 copper Substances 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 17
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model discloses a discharge external column type voltage limiter of lightning protection of counting assembly of area thunderbolt, including column type lightning arrester body, the insulator pillar, the counter subassembly, striking subassembly and connective bar, the insulator pillar sets up in the insulated wire below, column type lightning arrester body passes through at the top connective bar and is connected with the upper end of insulator pillar, and column type lightning arrester body is located insulator pillar side, the counter unit mount is at insulator pillar lower extreme, striking subassembly one end and insulator support connnection and column type lightning arrester body lower extreme lateral part between form discharge gap, the striking subassembly other end is connected with the counter subassembly. This voltage limiter have simple structure reliable, can reduce the trip -out rate, can write down thunderbolt discharge number, advantage that adaptability is strong.
Description
Technical field
This utility model relates generally to power distribution network insulated conductor and makes somebody a mere figurehead technology, particularly relates to the external column type voltage limiter of lightning protection of a kind of band lightning discharge counting assembly.
Background technology
In power distribution network, using insulated conductor to solve corridor and the safety problem that bare conductor be can't resolve, compared with cable, use insulated conductor reduced investment, build soon, advantage is fairly obvious.Developed countries has gradually adopted suspended insulated guide wire from the later stage sixties 20th century.But insulated conductor also has the weakness of himself, i.e. lightning-caused breaking problem, so-called thunderbolt to break.Therefore, it is necessary to properly settle lightning-caused breaking problem.
Lightning-protected product common on market has: protection gold utensil class, Clamping insulator class, arrester with gaps, but these lightning-protected products all exist certain defect.Protection gold utensil class, Clamping insulator class, have certain destruction, impact to seal to wire, and circuit can trip；Arrester with gaps, installation process discharging gap to be regulated, workman is installed level requirement high.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, it is provided that one is simple and reliable for structure, can reduce trip-out rate, recordable lightning discharge number of times, the external column type voltage limiter of lightning protection of adaptable band lightning discharge counting assembly.
For solve above-mentioned technical problem, this utility model by the following technical solutions:
A kind of lightning protection external column type voltage limiter of band lightning discharge counting assembly, including pole type lightning protection device body, insulator pillar, counter assembly, striking assembly and pitman, described insulator strut support is located at below insulated conductor, described pole type lightning protection device bodies top is connected with the upper end of insulator pillar by pitman, and pole type lightning protection device body is positioned at insulator pillar side, described counter assembly is arranged on insulator lower rod end, described striking assembly one end is connected with insulator pillar also and forms discharging gap between the sidepiece of pole type lightning protection device body lower end, the striking assembly other end is connected with counter assembly.
Further improvement as technique scheme:
Described striking assembly includes run-on tab, U-bolt, locknut and copper conductor, described run-on tab is jointly embraced with U-bolt and is located at insulator lower rod end and is fastenedly connected by locknut, described copper conductor one end is connected with run-on tab, and the other end is connected with counter assembly.
Described run-on tab is provided with kink in the one end near pole type lightning protection device body, described pole type lightning protection device body lower end is provided with ball electrode, described discharging gap is formed between described kink and ball electrode sides, the run-on tab other end is provided with installing hole, described copper conductor one end is connected with installing hole by a fastening bolt, and the copper conductor other end is connected with counter assembly by another fastening bolt.
One it is provided with for the segmental arc being close to insulator stanchions in the middle of described run-on tab.
Also being arranged with an arc anchor ear on described U-bolt, described arc anchor ear coordinates with segmental arc and hugs on insulator pillar.
Described counter assembly includes enumerator, fixed plate and fastening screw, and described enumerator is arranged on the bottom of fixed plate one end by fastening screw, and the described fixed plate other end is connected with insulator lower rod end, and described copper conductor is connected with enumerator.
The display surface of described enumerator is downward.
Described insulator lower rod end is provided with cross-arm, and described fixed plate is packed on cross-arm.
The end of described fixed plate is provided with flange, and described flange is close to cross-arm sidepiece.
Compared with prior art, the utility model has the advantage of:
The external column type voltage limiter of lightning protection of band lightning discharge counting assembly of the present utility model, under the sufficiently high induced lightening of amplitude or direct lightning strike overvoltage effect, thunder and lightning is in pole type lightning protection device body lower end sidepiece to discharging gap, discharging gap is breakdown, buffer action due to insulator pillar, thunder and lightning can leak into the earth, unison counter assembly action by striking assembly through counter assembly, and display lightning discharge number of times increase is once；After lightning impulse, pole type lightning protection device body is high impedance, and afterflow electric arc extinguished within the extremely short time, and discharging gap insulation recovers rapidly, and circuit returns to normal operating condition.For relatively traditional structure, this pole type lightning protection device body is positioned at insulator pillar side and is formed external, and it is simple and reliable for structure, has reduction overhead transmission line tripping rate with lightning strike function, can record lightning discharge number of times, the scientific research for overhead transmission line lightning protection provides service data；Pole type lightning protection device body can be respectively mounted with counter assembly, goes for the overhead transmission line of all kinds, various sizes, adaptable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the external column type voltage limiter of lightning protection of this utility model band lightning discharge counting assembly.
Fig. 2 be this utility model band lightning discharge counting assembly the external column type voltage limiter of lightning protection in the package assembly schematic diagram of U-bolt and run-on tab.
In figure, each label represents:
1, pole type lightning protection device body；11, ball electrode；2, insulator pillar；21, cross-arm；3, counter assembly；31, enumerator；32, fixed plate；321, flange；33, fastening screw；4, striking assembly；41, run-on tab；411, kink；412, installing hole；413, segmental arc；42, U-bolt；43, locknut；44, copper conductor；45, fastening bolt；46, arc anchor ear；5, pitman；6, insulated conductor；7, discharging gap.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, this utility model is described in further details.
Figures 1 and 2 show that a kind of embodiment of the external column type voltage limiter of lightning protection of this utility model band lightning discharge counting assembly, this column type voltage limiter includes pole type lightning protection device body 1, insulator pillar 2, counter assembly 3, striking assembly 4 and pitman 5, insulator pillar 2 is erected at below insulated conductor 6, pole type lightning protection device body 1 top is connected with the upper end of insulator pillar 2 by pitman 5, and pole type lightning protection device body 1 is positioned at insulator pillar 2 side, counter assembly 3 is arranged on insulator pillar 2 lower end, striking assembly 4 one end is connected with insulator pillar 2 also and forms discharging gap 7 between the sidepiece of pole type lightning protection device body 1 lower end, striking assembly 4 other end is connected with counter assembly 3.Under the sufficiently high induced lightening of amplitude or direct lightning strike overvoltage effect, thunder and lightning is in pole type lightning protection device body 1 lower end sidepiece to discharging gap 7, discharging gap 7 is breakdown, buffer action due to insulator pillar 2, thunder and lightning can leak into the earth by striking assembly 4 through counter assembly 3, unison counter assembly 3 action, display lightning discharge number of times increase is once；After lightning impulse, pole type lightning protection device body 1 is in high impedance, and afterflow electric arc extinguished within the extremely short time, and discharging gap 7 insulate and recovers rapidly, and circuit returns to normal operating condition.For relatively traditional structure, this pole type lightning protection device body 1 is positioned at insulator pillar 2 side and is formed external, and it is simple and reliable for structure, has reduction overhead transmission line tripping rate with lightning strike function, can record lightning discharge number of times, the scientific research for overhead transmission line lightning protection provides service data；Pole type lightning protection device body 1 can be respectively mounted with counter assembly 3, goes for the overhead transmission line of all kinds, various sizes, adaptable.
In the present embodiment, striking assembly 4 includes run-on tab 41, U-bolt 42, locknut 43 and copper conductor 44, run-on tab 41 and U-bolt 42 are jointly embraced and are located at insulator pillar 2 lower end and are fastenedly connected by locknut 43, copper conductor 44 one end is connected with run-on tab 41, and the other end is connected with counter assembly 3.In this structure, thunder and lightning is in pole type lightning protection device body 1 lower end sidepiece to discharging gap 7, and discharging gap 7 is breakdown, and thunder and lightning can leak into the earth through run-on tab 41, copper conductor 44 sum counter assembly 3 successively, and it is simple and practical.
In the present embodiment, run-on tab 41 is provided with kink 411 in the one end near pole type lightning protection device body 1, pole type lightning protection device body 1 lower end is provided with ball electrode 11, discharging gap 7 is formed between kink 411 and ball electrode 11 sidepiece, run-on tab 41 other end is provided with installing hole 412, copper conductor 44 one end is connected with installing hole 412 by a fastening bolt 45, and copper conductor 44 other end is connected with counter assembly 3 by another fastening bolt 45.In this structure, kink 411 increases and the contact area of discharging gap 7, it is ensured that numeration preparatory, and copper conductor 44 is connected with installing hole 412 by fastening bolt 45, it is ensured that the reliability of copper conductor 44 connection.
In the present embodiment, it is provided with one in the middle of run-on tab 41 for coordinating, with insulator pillar 2, the segmental arc 413 being close to.This segmental arc 413 can improve run-on tab 41 and insulator pillar 2 contact area, improves bonding strength.
In the present embodiment, U-bolt 42 being also arranged with an arc anchor ear 46, arc anchor ear 46 coordinates with segmental arc 413 and hugs on insulator pillar 2.In this structure, when tightening locknut 43, run-on tab 41 and arc anchor ear 46 mutually tighten and embrace on insulator pillar 2, further increase fastening strength.
In the present embodiment, counter assembly 3 includes enumerator 31, fixed plate 32 and fastening screw 33, enumerator 31 is arranged on the bottom of fixed plate 32 one end by fastening screw 33, and fixed plate 32 other end is connected with insulator pillar 2 lower end, and copper conductor 44 is connected with enumerator 31.This fixed plate 32 is mainly used in installing enumerator 31, it is achieved fixing of enumerator 31, its simple in construction, easily realizes.
In the present embodiment, the display surface of enumerator 31 is downward.So arrange and be easy to workmen's observed reading, improve the convenience of use.
In the present embodiment, insulator pillar 2 lower end is provided with cross-arm 21, and fixed plate 32 is packed on cross-arm 21.Fixed plate 32 removably connects with cross-arm 21, can be suitably used for various sizes of cross-arm 21, improves range.
In the present embodiment, the end of fixed plate 32 is provided with flange 321, and flange 321 is close to cross-arm 21 sidepiece.This flange 321 can prevent fixed plate 32 from rotating, and further increases the stability of connection.
Although this utility model discloses as above with preferred embodiment, but is not limited to this utility model.Any those of ordinary skill in the art, in the case of without departing from technical solutions of the utility model scope, technical solutions of the utility model are made many possible variations and modification by the technology contents that all may utilize the disclosure above, or are revised as the Equivalent embodiments of equivalent variations.Therefore, every content without departing from technical solutions of the utility model, according to this utility model technical spirit to any simple modification made for any of the above embodiments, equivalent variations and modification, all should fall in the range of technical solutions of the utility model are protected.
Claims (9)
1. the external column type voltage limiter of lightning protection of a band lightning discharge counting assembly, it is characterized in that: include pole type lightning protection device body (1), insulator pillar (2), counter assembly (3), striking assembly (4) and pitman (5), described insulator pillar (2) is erected at insulated conductor (6) lower section, described pole type lightning protection device body (1) top is connected with the upper end of insulator pillar (2) by pitman (5), and pole type lightning protection device body (1) is positioned at insulator pillar (2) side, described counter assembly (3) is arranged on insulator pillar (2) lower end, described striking assembly (4) one end be connected with insulator pillar (2) and and pole type lightning protection device body (1) lower end sidepiece between formed discharging gap (7), striking assembly (4) other end is connected with counter assembly (3).
The external column type voltage limiter of lightning protection of band lightning discharge counting assembly the most according to claim 1, it is characterized in that: described striking assembly (4) includes run-on tab (41), U-bolt (42), locknut (43) and copper conductor (44), described run-on tab (41) is jointly embraced with U-bolt (42) and is located at insulator pillar (2) lower end and is fastenedly connected by locknut (43), described copper conductor (44) one end is connected with run-on tab (41), and the other end is connected with counter assembly (3).
The external column type voltage limiter of lightning protection of band lightning discharge counting assembly the most according to claim 2, it is characterized in that: described run-on tab (41) is provided with kink (411) in the one end near pole type lightning protection device body (1), described pole type lightning protection device body (1) lower end is provided with ball electrode (11), described discharging gap (7) is formed between described kink (411) and ball electrode (11) sidepiece, run-on tab (41) other end is provided with installing hole (412), described copper conductor (44) one end is connected with installing hole (412) by a fastening bolt (45), copper conductor (44) other end is connected with counter assembly (3) by another fastening bolt (45).
The external column type voltage limiter of lightning protection of band lightning discharge counting assembly the most according to claim 3, it is characterised in that: it is provided with one in the middle of described run-on tab (41) for coordinating, with insulator pillar (2), the segmental arc (413) being close to.
The external column type voltage limiter of lightning protection of band lightning discharge counting assembly the most according to claim 4, it is characterized in that: be also arranged with an arc anchor ear (46) on described U-bolt (42), described arc anchor ear (46) coordinates with segmental arc (413) and hugs on insulator pillar (2).
6. according to the external column type voltage limiter of lightning protection of the band lightning discharge counting assembly according to any one of claim 2 to 5, it is characterized in that: described counter assembly (3) includes enumerator (31), fixed plate (32) and fastening screw (33), described enumerator (31) is arranged on the bottom of fixed plate (32) one end by fastening screw (33), described fixed plate (32) other end is connected with insulator pillar (2) lower end, and described copper conductor (44) is connected with enumerator (31).
The external column type voltage limiter of lightning protection of band lightning discharge counting assembly the most according to claim 6, it is characterised in that: the display surface of described enumerator (31) is downward.
The external column type voltage limiter of lightning protection of band lightning discharge counting assembly the most according to claim 7, it is characterised in that: described insulator pillar (2) lower end is provided with cross-arm (21), and described fixed plate (32) is packed on cross-arm (21).
The external column type voltage limiter of lightning protection of band lightning discharge counting assembly the most according to claim 8, it is characterised in that: the end of described fixed plate (32) is provided with flange (321), and described flange (321) is close to cross-arm (21) sidepiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620326682.XU CN205565721U (en) | 2016-04-19 | 2016-04-19 | Discharge external column type voltage limiter of lightning protection of counting assembly of area thunderbolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620326682.XU CN205565721U (en) | 2016-04-19 | 2016-04-19 | Discharge external column type voltage limiter of lightning protection of counting assembly of area thunderbolt |
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| Publication Number | Publication Date |
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| CN205565721U true CN205565721U (en) | 2016-09-07 |
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| CN201620326682.XU Active CN205565721U (en) | 2016-04-19 | 2016-04-19 | Discharge external column type voltage limiter of lightning protection of counting assembly of area thunderbolt |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790246A (en) * | 2016-04-19 | 2016-07-20 | 国家电网公司 | Lightning-prevention external column-type voltage limiter provided with lightning stroke discharge counting device |
-
2016
- 2016-04-19 CN CN201620326682.XU patent/CN205565721U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790246A (en) * | 2016-04-19 | 2016-07-20 | 国家电网公司 | Lightning-prevention external column-type voltage limiter provided with lightning stroke discharge counting device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |