CN106300207A - Power transmission overhead ground wire important leap region security is standby protects method of attachment and device - Google Patents
Power transmission overhead ground wire important leap region security is standby protects method of attachment and device Download PDFInfo
- Publication number
- CN106300207A CN106300207A CN201610928288.8A CN201610928288A CN106300207A CN 106300207 A CN106300207 A CN 106300207A CN 201610928288 A CN201610928288 A CN 201610928288A CN 106300207 A CN106300207 A CN 106300207A
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- China
- Prior art keywords
- standby
- wire
- fixing clamper
- hinged
- power transmission
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/22—Arrangements of earthing wires suspended between mastheads
Abstract
The invention discloses a kind of power transmission overhead ground wire important leap region security for protecting method of attachment and device, its technical scheme is: arrange primary load bearing fixing clamper in the end of aerial earth wire, this primary load bearing fixing clamper is hinged with transmission tower fixed plate by U-shaped link and connecting bolt, standby preventer is being set on the aerial earth wire of transmission tower simultaneously, this standby preventer includes standby fixing clamper and extension rod, wherein, standby fixing clamper tightens together with aerial earth wire, and, this standby fixing clamper is hinged with one end of connecting plate, the other end of this connecting plate is hinged with one end of extension rod, the other end of extension rod is connected with transmission tower fixed plate by connector, thus form double protection and connect.The present invention effectively reduces transmission line malfunction tripping operation number of times, decreases the grid power blackout time, improves grid supply quality and CSAT.
Description
Technical field:
The present invention relates to a kind of safe crossing method of aerial line, particularly relate to a kind of power transmission overhead ground wire important leap region peace
Complete for protecting method of attachment and device.
Background technology:
Along with electrical network scale is fast-developing, social environment acutely changes, the operation management of ultra-high-tension power transmission line present diversification,
The feature complicated, owing to transmission line of electricity itself has the particularity that point more than long lines area is big, circuit in high voltage power transmission corridor
The important areas such as Midspan sag, highway, house owed by a citizen, school, meanwhile, transmission line of electricity is wanted to meet lightning protection and carrier communication
Ask, need to set up aerial earth wire above wire.Due to the material of aerial earth wire own and the restriction of construction gold utensil, it is impossible to as wire
Equally taking the compression joint technique that reliability is higher, when taking other connected modes, during O&M, aerial earth wire connection can
Occur to a certain degree reducing by property, once in important leap region, line-outage contingency occurs, it will produce huge personnel's property and damage
Lose, cause the most severe social influence.
Summary of the invention:
The technical problem to be solved is: overcome the deficiencies in the prior art, it is provided that a kind of power transmission overhead ground wire important across
More region security is standby protects method of attachment and device, and the aerial earth wire solving to cause owing to connecting gold utensil damage comes off and broken string is asked
Topic, improves the reliability of circuit.
The technical scheme is that
The standby technical scheme protecting method of attachment and device of a kind of power transmission overhead ground wire important leap region security: at aerial earth wire
End arranges primary load bearing fixing clamper, and this primary load bearing fixing clamper is by U-shaped link and connecting bolt and transmission tower fixed plate
Hinged, standby preventer is being set on the aerial earth wire of transmission tower simultaneously, this standby preventer includes that standby is solid
Alignment folder and extension rod, wherein, standby fixing clamper tightens together with aerial earth wire, and, this standby fixing clamper and company
One end of fishplate bar is hinged, and the other end of this connecting plate is hinged with one end of extension rod, the other end of extension rod by connector with
Transmission tower fixed plate connects, thus forms double protection and connect.
Connector bag right angle link plate and U-shaped link, wherein, one end of right angle link plate is hinged with the other end of extension rod, directly
The other end of angle link plate is connected with the blind end of U-shaped link, and the opening of U-shaped link is cut with scissors with transmission tower fixed plate by bolt
Connect.
Primary load bearing fixing clamper use high intensity moral formula wedge clamp, top-twisted wire-clip, screw bolt-type wire clamp, hydraulic pressure wire clamp or
Wedge clamp, standby fixing clamper uses high intensity moral formula wedge clamp, top-twisted wire-clip or screw bolt-type wire clamp；Aerial earth wire is adopted
With steel strand wires, aluminum Baogang or OPGW.
Described connecting plate is two flat boards, is provided with reinforcing plate in the middle part of it, and described reinforcing plate is U-shaped, is stuck in described in two
On flat board and be bolted.
The invention has the beneficial effects as follows:
1, program reliability of the present invention is high, original aerial earth wire is carried out feasibility transformation, by fixing clamper and extension rod
A newly-increased standby attachment means, can make the reliability of aerial earth wire be greatly enhanced.
2, the present invention is after primary load bearing fixing clamper damages, and the action immediately of standby fixing clamper is transferred to by slight stress
Undertake all pulling force of aerial earth wire, through computational analysis and experimental test, specified the drawing of various feasibility standby fixing clampers
Disconnected power, all can meet instantaneous impact produced by the aerial earth wire of various model.
3, the present invention utilizes conventional construction gold utensil, proposes optimum have back-up protection for different types of aerial earth wire
Connected mode, can popularization and application and power transmission line important leap region, improve transmission line of electricity safe operation reliability index, effectively
Reduce transmission line malfunction tripping operation number of times, decrease the grid power blackout time, improve grid supply quality and CSAT, keep away
Exempt from occur owing to aerial earth wire breaks, comes off and cause Pyatyi and above grid event, it is ensured that people's life and wealth at important leap
Produce safety, fulfil the social responsibility of power grid enterprises, meet enterprise and social development requirement.
4, the program suitability of the present invention is strong, for aerial earth wire and the wire of various models, and the line of various kind
Folder all can use, and it is applied widely, it is easy to promotion and implementation, and economic benefit is obvious.
Accompanying drawing illustrates:
Fig. 1 is the standby structural representation protecting attachment means of power transmission overhead ground wire important leap region security.
Detailed description of the invention:
Embodiment: see Fig. 1, in figure, 1-aerial earth wire, 2-standby fixing clamper, 3-connecting plate, 4-reinforcing plate, 5-extension rod,
6-right angle link plate, 7-primary load bearing fixing clamper, the U-shaped link of 8-, 9-transmission tower fixed plate.
Power transmission overhead ground wire important leap region security for the technical scheme protecting method of attachment and device is: at aerial earth wire
The end of 1 arranges primary load bearing fixing clamper 7, and this primary load bearing fixing clamper 7 is by U-shaped link 8 and connecting bolt and transmission tower
Fixed plate 9 is hinged, is arranging standby preventer, this standby preventer bag on the aerial earth wire 1 of transmission tower simultaneously
Including standby fixing clamper 2 and extension rod 5, wherein, standby fixing clamper 2 tightens together with aerial earth wire 1, and, this standby
Fixing clamper 2 is hinged with one end of connecting plate 3, and the other end of this connecting plate 3 is hinged with one end of extension rod 5, extension rod 5 another
One end is connected with transmission tower fixed plate 9 by connector, thus forms double protection and connect.
Connector bag right angle link plate 6 and U-shaped link 8, wherein, the other end hinge of one end of right angle link plate 6 and extension rod 5
Connecing, the other end of right angle link plate 6 is connected with the blind end of U-shaped link 8, and the opening of U-shaped link 8 passes through bolt and transmission tower
Fixed plate 9 is hinged.
Primary load bearing fixing clamper 7 uses high intensity moral formula wedge clamp, top-twisted wire-clip, screw bolt-type wire clamp, hydraulic pressure wire clamp
Or wedge clamp, standby fixing clamper 2 uses high intensity moral formula wedge clamp, top-twisted wire-clip or screw bolt-type wire clamp；Built on stilts ground
Line 1 uses steel strand wires, aluminum Baogang or OPGW.
Connecting plate 3 is two flat boards, is provided with reinforcing plate 4 in the middle part of it, and reinforcing plate 4 is U-shaped, is stuck on two flat boards 3 also
It is bolted.
Program reliability of the present invention is high, and original aerial earth wire is carried out feasibility transformation, and line is fixed in a newly-increased standby
Folder, can make the reliability of aerial earth wire be greatly improved.After primary load bearing fixing clamper damages, standby fixing clamper moves immediately
Making, slight stress transfer to and undertake all pulling force of aerial earth wire, through computational analysis and experimental test, various feasibility standby are solid
The specified pull-off force of alignment folder, all can meet instantaneous impact produced by the aerial earth wire of various model, thus safety is high.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any pro forma restriction, all
It is based on any simple modification, equivalent variations and modification that above example is made by the technical spirit of the present invention, all still falls within
In the range of technical solution of the present invention.
Claims (7)
1. power transmission overhead ground wire important leap region security is standby protects a method of attachment, it is characterized in that: in the end of aerial earth wire
Arranging primary load bearing fixing clamper, this primary load bearing fixing clamper is hinged with transmission tower fixed plate by U-shaped link and connecting bolt,
Arranging standby preventer on the aerial earth wire of transmission tower, this standby preventer includes standby fixing clamper simultaneously
And extension rod, wherein, standby fixing clamper tightens together with aerial earth wire, and, this standby fixing clamper and connecting plate
One end is hinged, and the other end of this connecting plate is hinged with one end of extension rod, and the other end of extension rod passes through connector and power transmission rod
Tower fixed plate connects, thus forms double protection and connect.
Power transmission overhead ground wire the most according to claim 1 important leap region security is standby protects method of attachment, it is characterized in that: even
Fitting bag right angle link plate and U-shaped link, wherein, one end of right angle link plate is hinged with the other end of extension rod, right angle link plate another
One end is connected with the blind end of U-shaped link, and the opening of U-shaped link is hinged with transmission tower fixed plate by bolt.
Power transmission overhead ground wire the most according to claim 1 important leap region security is standby protects method of attachment, it is characterized in that: main
Load fixing clamper uses high intensity moral formula wedge clamp, top-twisted wire-clip, screw bolt-type wire clamp, hydraulic pressure wire clamp or wedge clamp,
Standby fixing clamper uses high intensity moral formula wedge clamp, top-twisted wire-clip or screw bolt-type wire clamp；Aerial earth wire employing steel strand wires,
Aluminum Baogang or OPGW.
4. power transmission overhead ground wire important leap region security is standby protects an attachment means, solid including primary load bearing fixing clamper and standby
Alignment presss from both sides, and it is characterized in that: one end of described primary load bearing fixing clamper is fixing with the end of aerial earth wire to be connected, and described primary load bearing is solid
The other end of alignment folder is hinged with transmission tower fixed plate by U-shaped link and connecting bolt, and described standby fixing clamper is fixed
On the described aerial earth wire of end, described standby fixing clamper is hinged with one end of connecting plate, another of this connecting plate
Holding hinged with one end of extension rod, the other end of described extension rod is connected with described transmission tower fixed plate by connector, from
And form double protection and connect.
Power transmission overhead ground wire the most according to claim 4 important leap region security is standby protects attachment means, it is characterized in that: institute
Stating connector bag right angle link plate and U-shaped link, wherein, one end of described right angle link plate is hinged with the other end of described extension rod,
The other end of described right angle link plate is connected with the blind end of U-shaped link, and the opening of this U-shaped link is by bolt and described transmission of electricity
Shaft tower fixed plate is hinged.
Power transmission overhead ground wire the most according to claim 4 important leap region security is standby protects method of attachment, it is characterized in that: institute
State primary load bearing fixing clamper and use high intensity moral formula wedge clamp, top-twisted wire-clip, screw bolt-type wire clamp, hydraulic pressure wire clamp or wedge shape line
Folder, described standby fixing clamper uses high intensity moral formula wedge clamp, top-twisted wire-clip or screw bolt-type wire clamp；Described aerial earth wire
Use steel strand wires, aluminum Baogang or OPGW.
Power transmission overhead ground wire the most according to claim 4 important leap region security is standby protects method of attachment, it is characterized in that: institute
Stating connecting plate is two flat boards, is provided with reinforcing plate in the middle part of it, and described reinforcing plate is U-shaped, is stuck on two described flat boards and leads to
Cross bolt to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610928288.8A CN106300207B (en) | 2016-10-31 | 2016-10-31 | Power transmission overhead ground wire is important across the standby shield connection method of region security and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610928288.8A CN106300207B (en) | 2016-10-31 | 2016-10-31 | Power transmission overhead ground wire is important across the standby shield connection method of region security and device |
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| Publication Number | Publication Date |
|---|---|
| CN106300207A true CN106300207A (en) | 2017-01-04 |
| CN106300207B CN106300207B (en) | 2018-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610928288.8A Active CN106300207B (en) | 2016-10-31 | 2016-10-31 | Power transmission overhead ground wire is important across the standby shield connection method of region security and device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106856317A (en) * | 2017-03-21 | 2017-06-16 | 国网新疆电力公司电力科学研究院 | The inclined abrasion-proof apparatus of power transmission line wind |
| CN106877260A (en) * | 2017-03-27 | 2017-06-20 | 国网河南省电力公司郑州供电公司 | The method and device of the double protections of the important leap region duplex of aerial condutor |
| CN110611281A (en) * | 2018-06-17 | 2019-12-24 | 江苏天南电力器材有限公司 | Carbon fiber wire strain backup complete device |
| CN113904262A (en) * | 2021-10-08 | 2022-01-07 | 攀钢集团工程技术有限公司 | Construction method for transferring large-span overhead line |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066553A (en) * | 2018-09-16 | 2018-12-21 | 安徽华希电力科技有限公司 | A kind of double protection attachment devices of band buffering aerial earth wire |
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| CN206135371U (en) * | 2016-10-31 | 2017-04-26 | 国网河南省电力公司郑州供电公司 | Important leap regional security of transmission of electricity overhead earth wire protects connecting device fully |
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| JP2013141332A (en) * | 2011-12-28 | 2013-07-18 | Furukawa Electric Power Systems Co Ltd | Jumper wire vibration suppressing device |
| CN204538614U (en) * | 2015-01-30 | 2015-08-05 | 惠州捷畅精密线束有限公司 | A kind of strain clamp for erecting cable |
| CN204832624U (en) * | 2015-08-13 | 2015-12-02 | 上海艾能电力工程有限公司 | ADSS optical cable gold utensil cluster for power transmission sequence is maked somebody a mere figurehead to high pressure and connection structure thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106856317A (en) * | 2017-03-21 | 2017-06-16 | 国网新疆电力公司电力科学研究院 | The inclined abrasion-proof apparatus of power transmission line wind |
| CN106856317B (en) * | 2017-03-21 | 2019-06-14 | 国网新疆电力公司电力科学研究院 | The inclined abrasion-proof apparatus of power transmission line wind |
| CN106877260A (en) * | 2017-03-27 | 2017-06-20 | 国网河南省电力公司郑州供电公司 | The method and device of the double protections of the important leap region duplex of aerial condutor |
| CN110611281A (en) * | 2018-06-17 | 2019-12-24 | 江苏天南电力器材有限公司 | Carbon fiber wire strain backup complete device |
| CN110611281B (en) * | 2018-06-17 | 2024-03-08 | 江苏天南电力股份有限公司 | Zhang Beifen-resistant complete device for carbon fiber wires |
| CN113904262A (en) * | 2021-10-08 | 2022-01-07 | 攀钢集团工程技术有限公司 | Construction method for transferring large-span overhead line |
| CN113904262B (en) * | 2021-10-08 | 2023-08-04 | 攀钢集团工程技术有限公司 | Construction method for transferring large-span overhead line |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106300207B (en) | 2018-07-20 |
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| CB03 | Change of inventor or designer information |
Inventor after: Gao Feng Inventor after: Yang Fulei Inventor after: Li Zhongkui Inventor after: Xiong Qingfu Inventor after: Si Xuejun Inventor after: Xue Bing Inventor after: Wang Qi Inventor after: Bai Jianxin Inventor after: Zhang Wenbing Inventor after: Xiong Yi Inventor before: Gao Feng Inventor before: Zhang Wenbing Inventor before: Xiong Yi Inventor before: Zhang Zhongqing Inventor before: Li Zhimin Inventor before: Li Zhongkui Inventor before: Xiong Qingfu Inventor before: Si Xuejun Inventor before: Xue Bing Inventor before: Wang Qi Inventor before: Bai Jianxin |
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