CN204089034U - A kind of live wire foreign matter device for excising - Google Patents

A kind of live wire foreign matter device for excising Download PDF

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Publication number
CN204089034U
CN204089034U CN201420560780.0U CN201420560780U CN204089034U CN 204089034 U CN204089034 U CN 204089034U CN 201420560780 U CN201420560780 U CN 201420560780U CN 204089034 U CN204089034 U CN 204089034U
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China
Prior art keywords
side frame
sliding seat
foreign matter
short side
guide roller
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Active
Application number
CN201420560780.0U
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Chinese (zh)
Inventor
张志勇
罗天宇
李翔
林祖荣
楼新恒
倪颖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Shaoxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Shaoxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Publication date
Application filed by State Grid Corp of China SGCC, State Grid Zhejiang Electric Power Co Ltd, Shaoxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201420560780.0U priority Critical patent/CN204089034U/en
Application granted granted Critical
Publication of CN204089034U publication Critical patent/CN204089034U/en
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Abstract

The utility model relates to electric power overhaul field, refer in particular to a kind of live wire foreign matter device for excising, comprise slide mechanism, scissors, insulating cord, described slide mechanism comprises sliding seat and yarn guide roller, described sliding seat forms rectangular hollow frame structure by long side frame, short side frame and two underframes, and yarn guide roller is articulated in sliding seat; Leave gap between described short side frame and underframe, short side frame is outside equipped with movable yoke plate, and described movable yoke plate offers chute, and the rotating shaft at yarn guide roller center is through short side frame and chute; Described scissors comprises fixed handle and movable handle, and under described fixed handle is fixed on sliding seat, described movable handle and fixed handle afterbody are provided with the retainer ring linked with insulating cord.After employing such scheme, when not affecting resident, user's normal electricity consumption, improve the operating efficiency removing wire foreign matter.

Description

A kind of live wire foreign matter device for excising
Technical field
The utility model relates to electric power overhaul field, refers in particular to a kind of live wire foreign matter device for excising.
Background technology
Along with the quickening of socioeconomic high speed development and town and country construction speed, geographical environment residing for overhead transmission line has a very large change, originally remote wilderness and farmland have now become residential block and development zone, the hidden danger caused transmission line is formed that increases of mankind's activity increases, and directly results in increasing of outside destroy tripping operation number of times.Because overhead transmission line has the some feature such as many, line length, wide, high-altitude, field, thus this type of hidden danger and distribution of traffic accident wide, uncertain strong, its take precautions against and intractability larger.
What ultra-high-tension power transmission line used is overhead bare conductor mostly, and wire often can occur the situation that waif is wound around as foreign matters such as kite string, cloth, polybag, wires.On the one hand, because the wire foreign matter insulation property such as large-scale kite, plastic film, wire are poor, once run into rainy weather, the accidents such as transmission line single-line to ground fault, short-circuit between conductors are very easily caused after foreign matter makes moist, electric grid large area tripping operation power outage also may be caused time serious, cause great economic loss, the reliability of serious threat electrical network, therefore must remove the foreign matter on ultra-high-tension power transmission line in time; On the other hand, the wires such as Advertisement wall scroll, long cloth, the kite string foreign matter that drifts about often has certain toughness and intensity, ultra-high-tension power transmission line is usually located at field again, and erection is higher, power failure operation can affect society, resident's normal electricity consumption, cause electricity and economic loss, live line working lacks again special cutting break-in tool, causes foreign bodies removal to operate very inconvenience.
Processing method after this type of defect of current discovery mainly contains following several:
1, distance shaft tower nearer or distance ground lower, usual use insulating bar is extractd: staff needs to stand in the enterprising line operate of shaft tower, can process the defect within 4 meters near shaft tower, and the distance of its process displacement is limited with the length of action bars, labour intensity is larger;
2, higher apart from ground and far away apart from shaft tower, many employings wire hanging ladder is manually removed, 3 people are needed to coordinate suspension rope ladder, rope ladder is stepped on by a people, other staff coordinate, although the method can process the wire foreign matter at any position in wire span in theory, required operating personnel is many, is subject to the restriction that thing and line arrangement mode are crossed in ground simultaneously;
3, thinner for wire, can not the situation of grantee's body weight aerial lift device with insulated arm then can only be relied on to process: this kind of method can process large-scale foreign matter defect, but because being subject to the restriction of geographical conditions, when running into wound foreign matter on the wire crossing over the large span such as river, gully, just cannot remove it, and it is higher to remove cost, the probability therefore used is very little;
4, step on tower after the situation limited by safe distance for the wire etc. of vertical arrangement just can only have a power failure to process, but this kind of method is by the restriction of interruption duration and operational mode, and has a power failure and also can have influence on society and user's normal electricity consumption and cause certain electricity and economic loss.It is worth mentioning that, in " State Grid Corporation of China's electric power safety code ", existing clear stipulaties: " under 5 grades and above strong wind weather, should stop outdoor high-rise working ", therefore foreign bodies removal work is also subject to the restriction of natural conditions simultaneously.
Therefore, the present inventor makes further research this, and develop a kind of live wire foreign matter device for excising, this case produces thus.
Utility model content
The purpose of this utility model is to provide a kind of live wire foreign matter device for excising, when not affecting resident, user's normal electricity consumption, improves the operating efficiency removing wire foreign matter.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of live wire foreign matter device for excising, comprise slide mechanism, scissors, insulating cord, described slide mechanism comprises sliding seat and yarn guide roller, and described sliding seat forms rectangular hollow frame structure by long side frame, short side frame and two underframes, and yarn guide roller is articulated in sliding seat; Leave gap between described short side frame and underframe, short side frame is outside equipped with movable yoke plate, and described movable yoke plate offers chute, and the rotating shaft at yarn guide roller center is through short side frame and chute; Described scissors comprises fixed handle and movable handle, and under described fixed handle is fixed on sliding seat, described movable handle and fixed handle afterbody are provided with the retainer ring linked with insulating cord.
Further, spring linkage is passed through between described movable handle and fixed handle.
Further, attracting by magnetic force between described movable yoke plate and sliding seat.
Further, the blade of described scissors is sawtooth.
After adopting such scheme, the utility model compared with prior art, has the following advantages:
1, structure of the present utility model is simple, and volume is little, lightweight, and applicability is strong, is easy to carry and wire superior displacement;
2, the utility model shears foreign matter operation by pulling insulating cord to complete up and down, and easy and simple to handle, required operating personnel is few, and labour intensity is little, and operating efficiency is high;
3, the utility model fail safe is high, is applicable to process the foreign matter that drifts about that some difficulty are comparatively large, danger is higher, be tightly wrapped in not easy-clear on wire;
4, the utility model can reduce frequency of power cut, improves power supply reliability;
5, the utility model adopts saw shape toothing at scissors blades place, can prevent foreign matter from slidably reciprocating at blade place, foreign matter is more easily cut off.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the end view of Fig. 1 sliding seat;
Fig. 3 be scissors schematic diagram;
Label declaration
Sliding seat 1, long side frame 11, short side frame 12, underframe 13,
Scissors 2, fixed handle 21, movable handle 22, retainer ring 23,
Movable yoke plate 3, chute 31, yarn guide roller 4, insulating cord 5, spring 6.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
As shown in the figure, a kind of live wire foreign matter device for excising that the utility model discloses, comprise slide mechanism, scissors 2, insulating cord 5, described slide mechanism comprises sliding seat 1 and yarn guide roller 4, described sliding seat 1 forms rectangular hollow frame structure by long side frame 11, short side frame 12 and two underframes 13, and yarn guide roller 4 is articulated in sliding seat 1; Leave gap between described short side frame 12 and underframe 13, short side frame 12 is outside equipped with movable yoke plate 3, and described movable yoke plate 3 offers chute 31, and the rotating shaft at yarn guide roller 4 center is through short side frame 12 and chute 31.Described scissors 2 comprises fixed handle 21 and movable handle 22, and fixed handle 21 is provided with a spring 6 with movable handle 22 in close hinged place and is connected, and scissors 2 is fixed by bolts to bottom sliding seat 1 by the spacing hole on fixed handle 21; Insulating cord 5 is divided into control insulating cord 5 and operation insulating cord 5, and tying up in sliding seat 1 bottom for one that controls insulating cord 5, hangs down naturally in other end; Tying up on the retainer ring 23 of movable handle 22 pommel for one of operation insulating cord 5, hangs down naturally through after the tail end of fixed handle 21 in other end.
During use, first hang on insulating bar by movable yoke plate 3, due to the Action of Gravity Field of scissors 2 device self, movable yoke plate 3 is separated with underframe 13; Insulating bar is now used yarn guide roller 4 to be separated with underframe 13 by movable yoke plate 3 and the breach that produces, be suspended to after on transmission line aerial condutor, insulating bar is removed, movable yoke plate 3 falls automatically due to self gravitation effect, the bottom of the movable yoke plate 3 of metal attracts each other with the magnet being arranged on underframe 13, achieve the automatic closing function of movable yoke plate 3, mount complete.During operation, pull control insulating cord 5 and yarn guide roller 4 is rolled on wire, by scissors 2 blade position near drifting about foreign matter, more firmly pulling operation insulating cord 5 makes scissors 2 two parts blade close, to reach the object shearing foreign matter.
In order to prevent ground handling operator when pull operation insulating cord 5 because this device is one-sided stressed and cause device to lopsidedness, cause shear effect not good, the problem that operational stability reduces, when shearing manipulation, one people is drop-down exhausted control insulating cord 5 firmly, simultaneously the upper and lower pull operation insulating cord 5 of another people shears foreign matter, to improve the shear efficiency of scissors 2 device when shearing manipulation and device stability.
Above are only specific embodiment of the utility model, but design concept of the present utility model is not limited thereto, all changes utilizing this design the utility model to be carried out to unsubstantiality, all should belong to the behavior of invading the utility model protection range.

Claims (4)

1. a live wire foreign matter device for excising, it is characterized in that: comprise slide mechanism, scissors, insulating cord, described slide mechanism comprises sliding seat and yarn guide roller, described sliding seat forms rectangular hollow frame structure by long side frame, short side frame and two underframes, and yarn guide roller is articulated in sliding seat; Leave gap between described short side frame and underframe, short side frame is outside equipped with movable yoke plate, and described movable yoke plate offers chute, and the rotating shaft at yarn guide roller center is through short side frame and chute; Described scissors comprises fixed handle and movable handle, and under described fixed handle is fixed on sliding seat, described movable handle and fixed handle afterbody are provided with the retainer ring linked with insulating cord.
2. a kind of live wire foreign matter device for excising according to claim 1, is characterized in that: pass through spring linkage between described movable handle and fixed handle.
3. a kind of live wire foreign matter device for excising according to claim 1, is characterized in that: attracting by magnetic force between described movable yoke plate and sliding seat.
4. a kind of live wire foreign matter device for excising according to claim 1, is characterized in that: the blade of described scissors is sawtooth.
CN201420560780.0U 2014-09-26 2014-09-26 A kind of live wire foreign matter device for excising Active CN204089034U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420560780.0U CN204089034U (en) 2014-09-26 2014-09-26 A kind of live wire foreign matter device for excising

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420560780.0U CN204089034U (en) 2014-09-26 2014-09-26 A kind of live wire foreign matter device for excising

Publications (1)

Publication Number Publication Date
CN204089034U true CN204089034U (en) 2015-01-07

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104283150A (en) * 2014-09-26 2015-01-14 国家电网公司 Live conductor foreign matter cutting device
CN107994504A (en) * 2018-01-10 2018-05-04 国家电网公司 A kind of power transmission line debris sweeping robot

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104283150A (en) * 2014-09-26 2015-01-14 国家电网公司 Live conductor foreign matter cutting device
CN107994504A (en) * 2018-01-10 2018-05-04 国家电网公司 A kind of power transmission line debris sweeping robot

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