CN203787855U - Power transmission line linear charged wire lifting device - Google Patents

Power transmission line linear charged wire lifting device Download PDF

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Publication number
CN203787855U
CN203787855U CN201420143672.3U CN201420143672U CN203787855U CN 203787855 U CN203787855 U CN 203787855U CN 201420143672 U CN201420143672 U CN 201420143672U CN 203787855 U CN203787855 U CN 203787855U
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China
Prior art keywords
transmission line
leading screw
carrying
charged
line
Prior art date
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Active
Application number
CN201420143672.3U
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Chinese (zh)
Inventor
苑爱国
刘伟杰
沈刚
段有重
郑薇
张宜辉
徐�明
刘哲辰
郑长宏
白洋
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 Liaoning Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Liaoning Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, State Grid Liaoning Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201420143672.3U priority Critical patent/CN203787855U/en
Application granted granted Critical
Publication of CN203787855U publication Critical patent/CN203787855U/en
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Abstract

Provided is a power transmission line linear charged wire lifting device, characterized in that the power transmission line linear charged wire lifting device comprises a lead screw, a hanging point fixture, an insulating suspender, and lifting hooks. The hanging point fixture is fixedly connected with a lead screw nut on the lead screw. The lower end of the lead screw is connected with the upper end of the insulating suspender. The lower end of the insulating suspender is connected with the lifting hooks. The device is advantaged in that the power transmission line linear charged wire lifting device is simple in principle structure, prevents manual wire lifting operation, reduces manual labor intensity, and increases operation security. The device provides convenience for charged maintenance for power transmission equipment, and improves efficiency.

Description

The charged line apparatus of carrying of a kind of transmission line straight line
Technical field
The utility model relates to electric power system live line working equipment, particularly the charged line apparatus of carrying of a kind of transmission line straight line.
Background technology
220 kilovolts of straight line replacing insulator under electrifieds are elemental operation projects in live line working, used use method be that insulation tackle pulley method is changed insulator string, because past 220 kilovolt mostly is single conductor circuit, and wire type is in the majority with LGJ-185 type and LGJ-240 type single conductor.Vertical span with 350 meters, the wire of above-mentioned model calculates, and when adopting 3-3 insulation tackle pulley, lifting force is equivalent to the weight of 42-57 kilogram, relatively easy by men hoisting wire.
But, along with the requirement of social economy to power supply reliability, newly-built circuit and old transformation circuit, existing 220 kilovolt wire types are increased, by original LGJ-185 type and LGJ-240 type wire, change to LGJ-300 type and LGJ-400 type wire, sub-conductor quantity increases, and by original single conductor, changes multiple wire into, has some circuits to adopt the multiple conductor structure of LGJ-300 type.With above-mentioned wire type and structure, the vertical span of getting equally 350 meters calculates, while also adopting 3-3 insulation tackle pulley, lifting force is increased to the weight of 66-133 kilogram, by men hoisting wire, become more and more difficult, also increased the danger of operation, therefore, the tackle pulley method lifting lead wire that traditional replacing insulator under electrified adopts has been not suitable with the demand for development of current 220 kilovolts of transmission facility hotline maintenances operation simultaneously.
Utility model content
The purpose of this utility model is in order to improve 220 KV transmission line live line working service abilities, makes existing 220 kilovolts of linear insulator chains more change jobs and can be suitable for, and spy provides a kind of transmission line straight line the charged line apparatus of carrying.
The utility model provides a kind of transmission line straight line the charged line apparatus of carrying, and it is characterized in that: the charged line apparatus of carrying of described transmission line straight line, comprises leading screw 1, hanging point jig 2, insulated hanging pole 3, suspension hook 4;
Hanging point jig 2 is fixedly connected with the feed screw nut on leading screw 1, and the lower end of leading screw 1 is connected with the upper end of insulated hanging pole 3, and the lower end of insulated hanging pole 3 is connected with suspension hook 4;
Leading screw 1 is the instrument of lifting lead wire; Insulated hanging pole 3 is important connection load parts of lifting lead wire in live line working; Hanging point jig 2 bands are useful on the rectangular channel being clamped on cross arm of tower part, and Open Side Down for rectangular channel.
Described hanging point jig 2 bands are useful on the rectangular channel of clamping cross arm of tower, and Open Side Down.
The number of described suspension hook 4 is 1~3.
Described insulated hanging pole 3 is hard material part.
Described leading screw 1 is ball-screw.
During use, utilize hanging point jig 2 by leading screw 1 and insulated hanging pole 3 fixedly on cross arm of tower, below suspension rod, suspension hook 4 hooks wire, then tightens up wire weight that leading screw 1 bears insulator string and is transferred to this and carries line apparatus, insulator string is got loose and change.
Advantage of the present utility model:
The charged line apparatus of carrying of transmission line straight line described in the utility model, theory structure is simple, has avoided the operation of men hoisting wire, reduces people's labour intensity, has increased the fail safe of operation simultaneously, is convenient to transmission facility hotline maintenance, raises the efficiency.
Accompanying drawing explanation
Below in conjunction with drawings and the embodiments, the utility model is described in further detail:
Fig. 1 is the charged line apparatus structural representation of carrying of transmission line straight line;
Fig. 2 is screw structure schematic diagram;
Fig. 3 is hanging point fixture structure schematic diagram;
Fig. 4 is insulated hanging pole structural representation;
Fig. 5 is suspension hook structural representation.
Embodiment
Embodiment 1
The utility model provides a kind of transmission line straight line the charged line apparatus of carrying, and it is characterized in that: the charged line apparatus of carrying of described transmission line straight line, comprises leading screw 1, hanging point jig 2, insulated hanging pole 3, suspension hook 4;
Hanging point jig 2 is fixedly connected with the feed screw nut on leading screw 1, and the lower end of leading screw 1 is connected with the upper end of insulated hanging pole 3, and the lower end of insulated hanging pole 3 is connected with suspension hook 4;
Leading screw 1 is the instrument of lifting lead wire; Insulated hanging pole 3 is important connection load parts of lifting lead wire in live line working; Hanging point jig 2 bands are useful on the rectangular channel being clamped on cross arm of tower part, and Open Side Down for rectangular channel.
Described hanging point jig 2 bands are useful on the rectangular channel of clamping cross arm of tower, and Open Side Down.
The number of described suspension hook 4 is 1.
Described insulated hanging pole 3 is hard material part.
Described leading screw 1 is ball-screw.
During use, utilize hanging point jig 2 by leading screw 1 and insulated hanging pole 3 fixedly on cross arm of tower, below suspension rod, suspension hook 4 hooks wire, then tightens up wire weight that leading screw 1 bears insulator string and is transferred to this and carries line apparatus, insulator string is got loose and change.
Embodiment 2
The present embodiment provides a kind of transmission line straight line the charged line apparatus of carrying, and it is characterized in that: the charged line apparatus of carrying of described transmission line straight line, comprises leading screw 1, hanging point jig 2, insulated hanging pole 3, suspension hook 4;
Hanging point jig 2 is fixedly connected with the feed screw nut on leading screw 1, and the lower end of leading screw 1 is connected with the upper end of insulated hanging pole 3, and the lower end of insulated hanging pole 3 is connected with suspension hook 4;
Leading screw 1 is the instrument of lifting lead wire; Insulated hanging pole 3 is important connection load parts of lifting lead wire in live line working; Hanging point jig 2 bands are useful on the rectangular channel being clamped on cross arm of tower part, and Open Side Down for rectangular channel.
Described hanging point jig 2 bands are useful on the rectangular channel of clamping cross arm of tower, and Open Side Down.
The number of described suspension hook 4 is 2, is connected in series.
Described insulated hanging pole 3 is hard material part.
Described leading screw 1 is ball-screw.
During use, utilize hanging point jig 2 by leading screw 1 and insulated hanging pole 3 fixedly on cross arm of tower, below suspension rod, suspension hook 4 hooks wire, then tightens up wire weight that leading screw 1 bears insulator string and is transferred to this and carries line apparatus, insulator string is got loose and change.
Embodiment 3
The present embodiment provides a kind of transmission line straight line the charged line apparatus of carrying, and it is characterized in that: the charged line apparatus of carrying of described transmission line straight line, comprises leading screw 1, hanging point jig 2, insulated hanging pole 3, suspension hook 4;
Hanging point jig 2 is fixedly connected with the feed screw nut on leading screw 1, and the lower end of leading screw 1 is connected with the upper end of insulated hanging pole 3, and the lower end of insulated hanging pole 3 is connected with suspension hook 4;
Leading screw 1 is the instrument of lifting lead wire; Insulated hanging pole 3 is important connection load parts of lifting lead wire in live line working; Hanging point jig 2 bands are useful on the rectangular channel being clamped on cross arm of tower part, and Open Side Down for rectangular channel.
Described hanging point jig 2 bands are useful on the rectangular channel of clamping cross arm of tower, and Open Side Down.
The number of described suspension hook 4 is 3, is connected in series.
Described insulated hanging pole 3 is hard material part.
Described leading screw 1 is ball-screw.
During use, utilize hanging point jig 2 by leading screw 1 and insulated hanging pole 3 fixedly on cross arm of tower, below suspension rod, suspension hook 4 hooks wire, then tightens up wire weight that leading screw 1 bears insulator string and is transferred to this and carries line apparatus, insulator string is got loose and change.

Claims (5)

1. the charged line apparatus of carrying of transmission line straight line, is characterized in that: the charged line apparatus of carrying of described transmission line straight line, comprises leading screw (1), hanging point jig (2), insulated hanging pole (3), suspension hook (4);
Hanging point jig (2) is fixedly connected with the feed screw nut on leading screw (1), and the lower end of leading screw (1) is connected with the upper end of insulated hanging pole (3), and the lower end of insulated hanging pole (3) is connected with suspension hook (4).
2. according to the charged line apparatus of carrying of transmission line straight line claimed in claim 1, it is characterized in that: described hanging point jig (2) band is useful on the rectangular channel being clamped on cross arm of tower part, and Open Side Down for rectangular channel.
3. according to the charged line apparatus of carrying of transmission line straight line claimed in claim 1, it is characterized in that: the number of described suspension hook (4) is 1~3.
4. according to the charged line apparatus of carrying of transmission line straight line claimed in claim 1, it is characterized in that: described insulated hanging pole (3) is hard material part.
5. according to the charged line apparatus of carrying of transmission line straight line claimed in claim 1, it is characterized in that: described leading screw (1) is ball-screw.
CN201420143672.3U 2014-03-27 2014-03-27 Power transmission line linear charged wire lifting device Active CN203787855U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420143672.3U CN203787855U (en) 2014-03-27 2014-03-27 Power transmission line linear charged wire lifting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420143672.3U CN203787855U (en) 2014-03-27 2014-03-27 Power transmission line linear charged wire lifting device

Publications (1)

Publication Number Publication Date
CN203787855U true CN203787855U (en) 2014-08-20

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Family Applications (1)

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CN201420143672.3U Active CN203787855U (en) 2014-03-27 2014-03-27 Power transmission line linear charged wire lifting device

Country Status (1)

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CN (1) CN203787855U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103887735A (en) * 2014-03-27 2014-06-25 国家电网公司 Linear charged wire lifting device of electric transmission line
CN104659727A (en) * 2015-01-12 2015-05-27 国家电网公司 Riding type threading wire-suspending device for 500 kV overhead ground wires
CN104821517A (en) * 2015-06-03 2015-08-05 国网冀北电力有限公司唐山供电公司 Double-pull-rod wing-shaped lead lifting device
CN107248708A (en) * 2017-05-15 2017-10-13 国家电网公司 Strain tower of transmission line drainage thread lifting device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103887735A (en) * 2014-03-27 2014-06-25 国家电网公司 Linear charged wire lifting device of electric transmission line
CN104659727A (en) * 2015-01-12 2015-05-27 国家电网公司 Riding type threading wire-suspending device for 500 kV overhead ground wires
CN104659727B (en) * 2015-01-12 2017-02-22 国家电网公司 Riding type threading wire-suspending device for 500 kV overhead ground wires
CN104821517A (en) * 2015-06-03 2015-08-05 国网冀北电力有限公司唐山供电公司 Double-pull-rod wing-shaped lead lifting device
CN107248708A (en) * 2017-05-15 2017-10-13 国家电网公司 Strain tower of transmission line drainage thread lifting device
CN107248708B (en) * 2017-05-15 2019-01-01 国家电网公司 Strain tower of transmission line drainage thread lifting device

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