CN102064493B - Method for paying off overhead transmission line by unmanned helicopter - Google Patents

Method for paying off overhead transmission line by unmanned helicopter Download PDF

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Publication number
CN102064493B
CN102064493B CN 201010534275 CN201010534275A CN102064493B CN 102064493 B CN102064493 B CN 102064493B CN 201010534275 CN201010534275 CN 201010534275 CN 201010534275 A CN201010534275 A CN 201010534275A CN 102064493 B CN102064493 B CN 102064493B
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China
Prior art keywords
rope
traction
aramid fiber
messenger
fiber rope
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Expired - Fee Related
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CN 201010534275
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Chinese (zh)
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CN102064493A (en
Inventor
刘志强
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Beijing Jiaotong University
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Beijing Jiaotong University
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Publication of CN102064493B publication Critical patent/CN102064493B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention belongs to the technical field of overhead transmission lines of a power system, in particular to a method for paying off an overhead transmission line by an unmanned helicopter. In the method, the unmanned helicopter carries an aramid cord messenger and takes off, and throws the aramid cord to a designated tower; by adopting a manual direct traction or small tractor drawing mode, the aramid cord messenger draws a dyneema cord, and then the dyneema cord draws a pilot rope; and after the pilot rope is drawn to a small traction station, two sides of the pilot rope are connected and hoisted to draw a large haulage rope to complete the wiring work. The unmanned helicopter is easy and flexible to control, and has the advantages of high construction efficiency, stable operation and high safety when being used for spanning lead wires of the overhead transmission line. By utiliziing the method, trees and other construction passages are not needed to cut down, residents are not disturbed, and local geographic features and other natural resources are not damaged.

Description

Method for paying off overhead transmission line by unmanned helicopter
Technical field
The invention belongs to electric power system overhead transmission line technical field, particularly a kind of pilotless helicopter unwrapping wire method that erects power transmission lines.
Background technology
For a long time, the erection method of electric power system overhead transmission line is perplexing the power construction person that each is engaged in the sector always.Particularly at the beginning of 2003, south China the greater part high-tension line suffers freezing rain and snow disaster, causes heavy losses to national economy, seek a kind of not only economic and practical, but also the construction method of highly effective and safe be our obligation one can't decline.Adopt the manpower traction to unfold lead wire and earth wire since the fifties in last century, adopt mechanical traction tensioner tension stringing to the eighties in last century, develop into and still use tensioner showing and placing of the tension lead wire and earth wire today, lead put guide rope method always in retrofit.
At present, overhead transmission line conductor sets up spreading guiding rope and adopts propeller-parachuting, dirigible unwrapping wire more, more directly puts guide rope, and advantage is to reduce compensation for crops usefulness along the line, and vegetation was not destroyed in protective wire was capable.But shortcoming also clearly, and the Maintenance and Repair of propeller-parachuting are inconvenient, and machine must carry out specialized maintenance by manufacturer as breaking down, and present domestic ripe producer only has one, and manufacturer market is narrow, and maintenance cost is higher; Operating personnel's training is difficult in addition, somewhat expensive.The wind loading rating of dirigible is poor, and wind-force surpasses 3 grades and will cause ground remote control control unstable, and it is not high to control precision, easily offset direction; Air bag is in use scratched by branch or other hard things easily, affects normal construction; The dirigible volume is larger, and heaviness, operating procedure are comparatively loaded down with trivial details, and the coverage of single control is nearer, tractive effort less (only being 20kg), and the unfolding distance is shorter.Dirigible relies on the tractive effort that slowly flies forward to tract guide rope, and constructing operation is wayward, and efficiency of construction is low.
In the country of General Aviation prosperity, almost all do electric power unwrapping wire, line walking, security protection, monitoring etc. with drone.Drone has easy to carry, does not need airspace coordination and pilot just can operate, and operating efficiency is poor unlike manned aircraft, but cost more has superiority! As dispose automated driving system (containing the GPS position indicator) and ground station etc., and except taking off and landing, can realize computation, band self-driving instrument is applicable to the backguy operation of long distance (about unloaded 10km); Also can serve as at any time operation tower on the hoist tool of dumbwaiter.Because of have safety, reliable, maneuverability, intelligent degree high, use advanced technology, easy to operate, the plurality of advantages such as use cost is low, more and more accepted by more colleague.But at home, there is no with drone and grow the experience that erects power transmission lines of distance.
Summary of the invention
The objective of the invention is for electric power system overhead transmission line hard problem, a kind of pilotless helicopter unwrapping wire method that erects power transmission lines is provided.
Technical scheme of the present invention may further comprise the steps:
(1) be a sandbag at Φ 1 aramid fiber rope messenger fag end, use pilotless helicopter to carry Φ 1 aramid fiber rope messenger and take off, when the tower position of appointment is arrived in flight, adopt the input mode of facining the wind, sandbag is still lower, carry Φ 1 aramid fiber rope messenger freely to fall on the line direction;
(2) Φ 1 aramid fiber rope messenger is put in the releasing pulley, and Φ 1 aramid fiber rope messenger is omited the belt tension anchoring temporarily;
(3) with the terminal tower of the last Φ 1 aramid fiber rope messenger initial tower as a rear Φ 1 aramid fiber rope messenger, repeat aforesaid operations, continue to throw in Φ 1 aramid fiber rope messenger;
(4) after whole Φ 1 aramid fiber rope messenger unfoldings in the construction section were complete, the Φ 1 aramid fiber rope messenger that segmentation is unfolded was connected;
(5) adopt artificial directly traction or little hauling machine mode of traction, with the Di Nima rope of Φ 1 aramid fiber rope messenger traction Φ 6;
(6) adopt artificial directly traction or little hauling machine mode of traction, use the Di Nima rope of the Di Nima rope traction Φ 12 of Φ 6;
(7) adopt normal unwrapping wire mode, with the Di Nima rope traction guide rope of Φ 12; When guide rope leads to little Traction Station, both sides are connected, and lift-off can be drawn the large traction rope.
When the length of described construction section surpasses 2km, a Traction Station should be set in less than the 2km scope, and herein docking, broken to avoid the Di Nima rope.
The length of described every Φ 1 aramid fiber rope messenger is 1500~2000m.
Beneficial effect of the present invention is:
(1) uses this method, need not fall trees and wait the passage of constructing, do not disturb residents, do not destroy the natural resourcess such as local geomantic omen.
(2) the unmanned plane during flying flexible operating is simple: in the line of power operation, after the device of depopulated helicopter configure dedicated, just can be to the mountain area, the locations such as valley carry out the backguy operation, be not subjected to the restriction in place, several takes off and lands at the construction field (site), flies into line work, satisfies the backguy requirement of electric power system.
(3) good stability of unmanned plane, high efficiency has been saved working time, reduces labour cost.
(4) safe, greatly reduce workmen's personal safety risk.
Description of drawings
Fig. 1 is the composition schematic diagram of electrical network unwrapping wire UAS.
Embodiment
The invention provides a kind of pilotless helicopter unwrapping wire method that erects power transmission lines, the present invention will be further described below by the drawings and specific embodiments.
Adopt the ZHF-800 unmanned plane as the unwrapping wire drafting tool among the present invention.Before engineering construction, should carry out following preparation:
(1) in each working site, large and small is led machine and deploys, and lead wire and earth wire has been transported on-the-spot and upper conductor plate rail, and crossing frame tower is established completely, leads, the ground wire coaster hangs.
(2) selecting length and width respectively is that the place of surfacing is as unmanned plane landing site about 2.5m.
(3) in construction section on the earth wire support position of every Ji Ta, the colligation bamboo pole is also placed eye-catching coloured flag, as navigation marker.For preventing that the aramid fiber rope from throwing partially, particularly corner strain tower and linear tension tower should be grown about 2 meters at the bamboo pole of earth wire support place colligation, prevent that messenger from jumping out.
(4) at present because the intensity of Φ 6 enlightening Nima ropes is limited, when construction section length surpasses 2km, a Traction Station should be set in less than the 2km scope, and herein docking, otherwise cause easily the Di Nima rope to break.
After preparation is ready, can carry out the work of unmanned plane stringing, its step is as follows:
(1) be a sandbag at Φ 1 aramid fiber rope messenger fag end, use pilotless helicopter to carry Φ 1 aramid fiber rope messenger and take off, when the tower position of appointment is arrived in flight, adopt the input mode of facining the wind, sandbag is abandon, carried Φ 1 aramid fiber rope messenger and freely fall on the line direction;
(2) Φ 1 aramid fiber rope messenger is put in the releasing pulley, and Φ 1 aramid fiber rope messenger is omited the belt tension anchoring temporarily;
(3) with the terminal tower of the last Φ 1 aramid fiber rope messenger initial tower as a rear Φ 1 aramid fiber rope messenger, repeat aforesaid operations, continue to throw in Φ 1 aramid fiber rope messenger;
(4) after whole Φ 1 aramid fiber rope messenger unfoldings in the construction section were complete, the Φ 1 aramid fiber rope messenger that segmentation is unfolded was connected;
(5) adopt artificial directly traction or little hauling machine mode of traction, with the Di Nima rope of Φ 1 aramid fiber rope messenger traction Φ 6;
(6) adopt artificial directly traction or little hauling machine mode of traction, use the Di Nima rope of the Di Nima rope traction Φ 12 of Φ 6;
(7) adopt normal unwrapping wire mode, with the Di Nima rope traction guide rope of Φ 12; When guide rope leads to little Traction Station, both sides are connected, and lift-off can be drawn the large traction rope.
In work progress, also have following points for attention:
(1) will note observing weather, particularly wind direction before the pilot rope laying, put into first which lateral troley to determine messenger, prevent strand strength after two ropes have unfolded, a rope of particularly putting first should be taken out tightly as early as possible, prevents the generation of two rope strand strength.
(2) in distraction procedure, personnel must be noted that to have nursed the operation of Di Nima rope under the tower, particularly fall rut, draw and bump barrier etc., in case tension force, protection safe operation occur to stop immediately or improve.
(3) twine to reclaim the creel of Di Nima rope, it is good to use the thing looping such as cloth, stops Di Nima rope and iron thing etc. and directly contacts, and prevents from Di Nima restricted causing damage.In use find the sheath breakage, twine with plastic colloidal cloth, to finding the disconnected thigh person of internal layer Di Nima rope silk is arranged, should after commander or related personnel's evaluation, cut off reclosing, bridging method is adopted in reclosing, makes little line with Di Nima rope silk, makes several pins with tightly wrapping continuously several circles, then twine with plastic colloidal cloth outside, directly setting fastening.
(4) being connected between rope and rope and rope and the guide rope must be adopted the moment connection device, with convenient construction.Not handy marline is pressed the Di Nima rope or is beaten the Di Nima rope with hard device in construction.Forbid pine mill in this external distraction procedure, only accurate toward front haulage, otherwise will cause the Di Nima rope picture of sheath and the inside to break away from, and formation " lantern ", easily break.
(5) in distraction procedure, drive slowly, and keep certain tension force, can not surpass 500 pounds during messenger Di Nima rope, before the strand mill, should not place end coaster, if in the time of must placing, should be away from the strand mill.

Claims (3)

1. the pilotless helicopter unwrapping wire sets up the method for overhead transmission line, it is characterized in that, may further comprise the steps:
(1) be a sandbag at Φ 1 aramid fiber rope messenger fag end, use pilotless helicopter to carry Φ 1 aramid fiber rope messenger and take off, when the tower position of appointment is arrived in flight, adopt the input mode of facining the wind, sandbag is abandon, carried Φ 1 aramid fiber rope messenger and freely fall on the line direction;
(2) Φ 1 aramid fiber rope messenger is put in the releasing pulley, and Φ 1 aramid fiber rope messenger is omited the belt tension anchoring temporarily;
(3) with the terminal tower of the last Φ 1 aramid fiber rope messenger initial tower as a rear Φ 1 aramid fiber rope messenger, repeat aforesaid operations, continue to throw in Φ 1 aramid fiber rope messenger;
(4) after whole Φ 1 aramid fiber rope messenger unfoldings in the construction section were complete, the Φ 1 aramid fiber rope messenger that segmentation is unfolded was connected;
(5) adopt artificial directly traction or little hauling machine mode of traction, with the Di Nima rope of Φ 1 aramid fiber rope messenger traction Φ 6;
(6) adopt artificial directly traction or little hauling machine mode of traction, use the Di Nima rope of the Di Nima rope traction Φ 12 of Φ 6;
(7) adopt normal unwrapping wire mode, with the Di Nima rope traction guide rope of Φ 12; When guide rope leads to little Traction Station, both sides are connected, lift-off traction large traction rope.
2. the pilotless helicopter unwrapping wire according to claim 1 method of setting up overhead transmission line, it is characterized in that, when the length of described construction section surpasses 2km, a Traction Station should be set in less than the 2km scope, and herein docking, broken to avoid the Di Nima rope.
3. the pilotless helicopter unwrapping wire according to claim 1 method of setting up overhead transmission line is characterized in that the length of described Φ 1 aramid fiber rope messenger is 1500~2000m.
CN 201010534275 2010-11-02 2010-11-02 Method for paying off overhead transmission line by unmanned helicopter Expired - Fee Related CN102064493B (en)

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CN103135554A (en) * 2011-11-25 2013-06-05 中国科学院沈阳自动化研究所 Unmanned helicopter ground control system applied to electric transmission line routing inspection
CN203387114U (en) * 2013-05-09 2014-01-08 衡水众翔电子科技有限公司 Flight device for hanging sag rope on power transmission lines
CN105033449B (en) * 2015-09-22 2017-04-12 武汉大学 Unmanned-plane-based high-altitude welding and cutting method
CN105464456B (en) * 2015-12-30 2017-09-01 国家电网公司 Go straight up to method and suspender that unit founds UHV transmission steel tower
CN105958372B (en) * 2016-05-31 2017-12-01 新昌县澄潭镇博纳机械厂 One kind utilizes unmanned plane mountain area stringing system and stringing method
CN105891988A (en) * 2016-06-29 2016-08-24 安徽电信工程有限责任公司 Method for laying optical fibers in plantation
CN106094149A (en) * 2016-06-29 2016-11-09 安徽电信工程有限责任公司 The device and method that in a kind of mountain forest, optical fiber is laid
CN105891989A (en) * 2016-06-29 2016-08-24 安徽电信工程有限责任公司 Optical fiber laying method
CN105866910A (en) * 2016-06-29 2016-08-17 安徽电信工程有限责任公司 Method for laying river-crossing optical cable
CN106025921A (en) * 2016-06-29 2016-10-12 国网山东省电力公司济南市历城区供电公司 Aerial-shooting line inspection device for unmanned aerial vehicle
CN105891994A (en) * 2016-07-05 2016-08-24 安徽电信工程有限责任公司 Optical fiber paving method
CN105891993A (en) * 2016-07-05 2016-08-24 安徽电信工程有限责任公司 Method for erecting aerial optical cable
CN107887844A (en) * 2017-05-17 2018-04-06 尚宇新 A kind of electric wire stringing method using messenger bracing wire
CN107168368B (en) * 2017-06-09 2020-07-31 国网山东省电力公司经济技术研究院 Pay-off method of unmanned aerial vehicle automatic pay-off system based on visual identification
CN109309359A (en) * 2017-07-28 2019-02-05 中国电力科学研究院 A kind of carbon fiber composite core wire construction method
CN108155600A (en) * 2018-01-02 2018-06-12 广东能飞航空科技发展有限公司 A kind of electric wire lifting guidance method
CN109683629B (en) * 2019-01-09 2020-08-21 燕山大学 Unmanned aerial vehicle electric power overhead line system based on combination navigation and computer vision
CN109861138B (en) * 2019-03-22 2021-02-05 内蒙古送变电有限责任公司 Construction method for crossing original forest by using unmanned aerial vehicle high-altitude overhead line
CN110601083A (en) * 2019-11-01 2019-12-20 湖南德力电力建设集团有限公司 Cable erecting system based on unmanned aerial vehicle and working method thereof
CN112217139B (en) * 2020-10-14 2021-09-17 宁夏荣光电力工程有限公司 Method for unfolding guide rope in live crossing manner

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