CN103606849A - Multi-bundled live conductor lifting device for transmission tower and special fixture of multi-bundled live conductor lifting device - Google Patents
Multi-bundled live conductor lifting device for transmission tower and special fixture of multi-bundled live conductor lifting device Download PDFInfo
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- CN103606849A CN103606849A CN201310595942.4A CN201310595942A CN103606849A CN 103606849 A CN103606849 A CN 103606849A CN 201310595942 A CN201310595942 A CN 201310595942A CN 103606849 A CN103606849 A CN 103606849A
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- hoisting mechanism
- lifting device
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Abstract
The invention provides a multi-bundled live conductor lifting device for a transmission tower and a special fixture of the multi-bundled live conductor lifting device relates to a method or device special for installation or maintenance or repair or dismounting of cables or wires. The multi-bundled live conductor lifting device comprises a first lifting mechanism, a second lifting mechanism and the special fixture. The two lifting mechanisms are connected to a wire clamp connection plate through the special fixture and integrally lift the wire clamp connection plate, suspension clamps and multi-bundled conductors, and the wire clamp connection plate is used for supporting the multi-bundled conductors. The special fixture is formed by a fixing plate and connection plates welded to the bottom face of the fixing plate. The lifting mechanisms are lead screw and nut mechanisms which are suspended to a cross arm of the transmission tower through insulation pulling cables. The lead screw extending ends of the lifting mechanisms penetrate through through holes in the two ends of the fixing plate and are embedded in the space of the connecting portions between the special fixture and the wire clamp connection plate, and it is guaranteed that air gaps meeting requirements of hot-line work are reserved between metal parts of the multi-bundled live conductor lifting device and the cross arm. The multi-bundled live conductor lifting device is simple in structural style, convenient to use, and capable of meeting the requirements of the hot-line work such as maintenance and overhaul of the UHV transmission line through combination with an insulation tool.
Description
Technical field
The present invention relates to the method or the equipment that are exclusively used in installation, maintenance, repair or dismantle cable or electric wire, relate in particular to a kind of multiple fission conductor live line working lifting device and special mould clamp thereof for overhead transmission line tower bar.
Background technology
Multiple fission conductor is that extra high voltage network is to suppress corona discharge and reduce a kind of wire erection mode that line reactance is taked.Multiple fission conductor is comprised of several less intraphase conductors of diameter, and each intraphase conductor keeps at a certain distance away and arranges by symmetrical polygonal, and is arranged on the summit of regular polygon.Extra-high voltage alternating current-direct current circuit more than 500KV adopts even eight bundle conductors of quadripartion, six divisions conventionally at present.Multiple fission conductor drives the maintenance construction of circuit, often need to promote a component wire that forms multiple fission conductor simultaneously, to change tension string or the All other routes gold utensil of damage.Chinese utility model patent " a kind of tower head multiple fission conductor live line working lifting device " (utility model patent number: ZL200720085186.0 Granted publication number: CN201044342Y) disclose a kind of tower head multiple fission conductor live line working lifting device, this device includes two supporting seats, it is characterized in that between two supporting seats being connected by the lead screw assembly of adjustable length, on two supporting seats, vertical hair thick stick is housed respectively, the lower end of vertical hair thick stick can be connected with insulated hanging pole, and top is connected with the leading screw sleeve that is placed in pedestal top.This utility model multiple fission conductor live line working lifting device and Six-divided conductor hook are used in conjunction with, and electrified wire can be mentioned, and without having a power failure, just can change the operation of insulator string.Yet this utility model multiple fission conductor live line working lifting device need to be used in conjunction with Six-divided conductor hook, it connects and operating process more complicated, for the work high above the ground of overhead transmission line, still belongs to operation inconvenience.
Summary of the invention
The object of the present invention is to provide a kind of transmission tower multiple fission conductor live line working lifting device, for transmission tower live line working, promote a component wire that forms multiple fission conductor, to change the operations such as insulator and line hardware simultaneously.
The present invention solves the problems of the technologies described above adopted technical scheme:
A transmission tower multiple fission conductor live line working lifting device, comprises the first hoisting mechanism, the second hoisting mechanism and special mould clamp, it is characterized in that:
The first hoisting mechanism and the second hoisting mechanism, by special mould clamp, are connected to the wire clamp yoke plate that supports multiple fission conductor; The lifting force that the first hoisting mechanism and the second hoisting mechanism provide, by wire clamp yoke plate, suspension clamp and multiple fission conductor Integral lifting, the load transfer of tension string is to multiple fission conductor live line working lifting device, makes each insulator of tension string and the line hardware place state that do not stress;
The first hoisting mechanism and the second hoisting mechanism are screw-nut body; The upper end of the first hoisting mechanism and the second hoisting mechanism, is hanging on the cross-arm of transmission tower by an eradication edge hauling rope respectively;
Special mould clamp is comprised of fixed head and a pair of gusset piece that is welded on fixed head bottom surface; The lower end of the first hoisting mechanism and the second hoisting mechanism, be connected respectively to the two ends of fixed head, the leading screw external part of described screw-nut body, pass respectively the connecting through hole at fixed head two ends, embedding reaches in the space of special mould clamp and wire clamp yoke plate connecting portion, guarantee between the metal parts and the cross-arm of transmission tower of multiple fission conductor live line working lifting device, retain meet hot line job requirement air gap.
Another object of the present invention is to provide a kind of special mould clamp for above-mentioned multiple fission conductor live line working lifting device, and the present invention solves the problems of the technologies described above adopted technical scheme and is:
A kind of multiple fission conductor for above-mentioned transmission tower multiple fission conductor live line working lifting device promotes special mould clamp, it is characterized in that: described special mould clamp is comprised of fixed head and two gusset pieces, the upper end symmetry of two gusset pieces is vertically welded on the bottom surface of fixed head, is arranged in π shape structure with the fixed head of transverse arrangement of turbo; The upper end of supporting the wire clamp yoke plate of multiple fission conductor, is placed between two gusset pieces arranged side by side; Two gusset pieces with and the center line of wire clamp yoke plate on, be provided with the through hole that runs through three blocks of plates, two gusset pieces and wire clamp yoke plate, by described hinged axis hole use bolt or bearing pin hinged.
Multiple fission conductor of the present invention promotes a kind of preferably technical scheme of special mould clamp, the two ends that it is characterized in that fixed head bend downwards, angle with 90 ° of two gusset pieces formation <, to guarantee being connected to first hoisting mechanism at fixed head two ends and the axis angle of the second hoisting mechanism, consistent with the angle between two eradication edge hauling ropes.
Multiple fission conductor of the present invention promotes a kind of better technical scheme of special mould clamp, it is characterized in that the side at each through hole of fixed head two ends and two gusset piece lower ends, is welded and fixed respectively a fixing collar.
The invention has the beneficial effects as follows:
Transmission tower multiple fission conductor live line working lifting device of the present invention, the screw mandrel of its hoisting mechanism is embedded in fixture, guaranteed air gap enough between metal parts and cross-arm, its version is succinct, easy to use, in conjunction with the use of insulating tool, can meet the requirement of UHV transmission line Maintenance and Repair live line working.
Accompanying drawing explanation
Fig. 1 is the structural representation of transmission tower multiple fission conductor live line working lifting device of the present invention;
Fig. 2 is the front view for the special mould clamp of transmission tower multiple fission conductor live line working lifting device of the present invention;
Fig. 3 is the A-A cutaway view for the special mould clamp of transmission tower multiple fission conductor live line working lifting device of the present invention;
Fig. 4 is that transmission tower multiple fission conductor live line working lifting device of the present invention is for promoting the working state schematic representation of six-multiple conductor.
The label of each parts in above figure: 1-steel tower cross-arm, 2-tension string, 3-suspension clamp, 4-suspension clamp wire clamp yoke plate, 5-the first hoisting mechanism, 6-the second hoisting mechanism, the 7-hauling rope that insulate, 10-special mould clamp, 11-fixed head, 12-gusset piece, 13-fixing collar, 14-bolt or bearing pin, the hinged axis hole of 15-, 16-connecting through hole.
Embodiment
In order to understand better technique scheme of the present invention, below in conjunction with drawings and Examples, describe in detail further.
An embodiment of transmission tower multiple fission conductor live line working lifting device of the present invention as shown in Figure 1, for transmission tower live line working, change the service works such as insulator and line hardware, multiple fission conductor in embodiment shown in Fig. 4 is six-multiple conductor, by 6 intraphase conductors that are clamped in respectively on 6 cover suspension clamps 3, formed, suspension clamp 3 is by symmetrical hexagonal arrangement on wire clamp yoke plate 4, and wire clamp yoke plate 4 is suspended on transmission tower by tension string 2; As shown in Figure 1, multiple fission conductor live line working lifting device comprises the first hoisting mechanism 5, the second hoisting mechanism 6 and special mould clamp 10; The first hoisting mechanism 5 and the second hoisting mechanism 6 are by special mould clamp 10, be connected to the wire clamp yoke plate 4 that supports multiple fission conductor, the lifting force that the first hoisting mechanism 5 and the second hoisting mechanism 6 provide, by wire clamp yoke plate 4, suspension clamp 3 and multiple fission conductor Integral lifting, the load transfer of tension string 2 to multiple fission conductor live line working lifting device, is made to each insulator of tension string 2 and the line hardware place state that do not stress;
The first hoisting mechanism 5 and the second hoisting mechanism 6 are screw-nut body; In the embodiment shown in Fig. 1 and Fig. 4, the screw-nut body that the first hoisting mechanism 5 and the second hoisting mechanism 6 adopt with handle, can be by the handle on rotational lead screw nut, drive the rotation of nut wrapping wire thick stick, drive leading screw to move up and down vertically, drive special mould clamp 10 to complete the lifting operation of multiple fission conductor.The upper end of the first hoisting mechanism 5 and the second hoisting mechanism 6, is hanging on the cross-arm 1 of transmission tower by an eradication edge hauling rope 7 respectively;
Multiple fission conductor of the present invention promotes special mould clamp as shown in Figures 2 and 3, for the transmission tower multiple fission conductor live line working lifting device shown in Fig. 1, special mould clamp 10 is comprised of fixed head 11 and two gusset pieces 12, the upper end symmetry of two gusset pieces 12 is vertically welded on the bottom surface of fixed head 11, is arranged in π shape structure with the fixed head 11 of transverse arrangement of turbo; The upper end of supporting the wire clamp yoke plate 4 of multiple fission conductor, is placed between two gusset pieces arranged side by side 12; Two gusset pieces 12 with and the center line of wire clamp yoke plate 4 on, be provided with the hinged axis hole 15 that runs through two gusset pieces 12 and wire clamp yoke plate 4, by bolt or the bearing pin 14 through hinged axis hole 15, by bolt or the bearing pin 14 through hinged axis hole 15, special mould clamp 10 and the wire clamp yoke plate 4 that supports multiple fission conductor, form articulated structure.
As depicted in figs. 1 and 2, the two ends of fixed head 11 bend downwards, angle with 90 ° of two gusset pieces, 12 formation <, to guarantee being connected to first hoisting mechanism 5 at fixed head 11 two ends and the axis angle of the second hoisting mechanism 6, consistent with the angle between two eradication edge hauling ropes 7.In the embodiment shown in Fig. 1 and Fig. 2, two angles that thoroughly do away with between edge hauling rope 7 are 20 °, and therefore, the two ends of fixed head 11 and two gusset pieces 12 form respectively the angle of 80 °.
As shown in Figure 2, upside at the connecting through hole 16 at fixed head 11 two ends, and the outside of the hinged axis hole 15 of two gusset piece 12 lower ends, be welded and fixed respectively a fixing collar 13, to strengthen the intensity of each through hole edge part, meet the requirement of wire clamp yoke plate 4, suspension clamp 3 and multiple fission conductor Integral lifting.
Those of ordinary skill in the art will be appreciated that; above embodiment is only for technical scheme of the present invention is described; and be not used as limitation of the invention; any variation of the above embodiment being done based on connotation of the present invention, modification, all will drop in the protection range of claim of the present invention.
Claims (3)
1. a transmission tower multiple fission conductor live line working lifting device, comprises the first hoisting mechanism, the second hoisting mechanism and special mould clamp, it is characterized in that:
The first hoisting mechanism and the second hoisting mechanism, by special mould clamp, are connected to the wire clamp yoke plate that supports multiple fission conductor;
The lifting force that the first hoisting mechanism and the second hoisting mechanism provide, by wire clamp yoke plate, suspension clamp and multiple fission conductor Integral lifting, the load transfer of tension string is to multiple fission conductor live line working lifting device, makes each insulator of tension string and the line hardware place state that do not stress;
The first hoisting mechanism and the second hoisting mechanism are screw-nut body; The upper end of the first hoisting mechanism and the second hoisting mechanism, is hanging on the cross-arm of transmission tower by an eradication edge hauling rope respectively;
Special mould clamp is comprised of fixed head and a pair of gusset piece that is welded on fixed head bottom surface; The lower end of the first hoisting mechanism and the second hoisting mechanism, be connected respectively to the two ends of fixed head, the leading screw external part of described screw-nut body, pass respectively the connecting through hole at fixed head two ends, embedding reaches in the space of special mould clamp and wire clamp yoke plate connecting portion, guarantee between the metal parts and the cross-arm of transmission tower of multiple fission conductor live line working lifting device, retain meet hot line job requirement air gap.
2. transmission tower multiple fission conductor live line working lifting device according to claim 1, it is characterized in that: described special mould clamp is comprised of fixed head and two gusset pieces, the upper end symmetry of two gusset pieces is vertically welded on the bottom surface of fixed head, is arranged in π shape structure with the fixed head of transverse arrangement of turbo; The upper end of supporting the wire clamp yoke plate of multiple fission conductor, is clipped between two gusset pieces arranged side by side; By bolt or the bearing pin of the hinged axis hole through two folder yoke plates and wire clamp yoke plate, described special mould clamp forms articulated structure with the wire clamp yoke plate that supports multiple fission conductor.
3. multiple fission conductor according to claim 2 promotes special mould clamp, it is characterized in that, the two ends of fixed head bend downwards, angle with 90 ° of two gusset pieces formation <, to guarantee being connected to first hoisting mechanism at fixed head two ends and the axis angle of the second hoisting mechanism, consistent with the angle between two eradication edge hauling ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310595942.4A CN103606849B (en) | 2013-11-21 | 2013-11-21 | Transmission tower multiple fission conductor live line working lifting device and special mould clamp thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310595942.4A CN103606849B (en) | 2013-11-21 | 2013-11-21 | Transmission tower multiple fission conductor live line working lifting device and special mould clamp thereof |
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| Publication Number | Publication Date |
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| CN103606849A true CN103606849A (en) | 2014-02-26 |
| CN103606849B CN103606849B (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310595942.4A Active CN103606849B (en) | 2013-11-21 | 2013-11-21 | Transmission tower multiple fission conductor live line working lifting device and special mould clamp thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108002284A (en) * | 2017-12-25 | 2018-05-08 | 合保电气（芜湖）有限公司 | Aerial cables service material instrument conveying arrangement |
| CN109510105A (en) * | 2018-11-21 | 2019-03-22 | 国网福建省电力有限公司泉州供电公司 | Transmission line wire equipotential intelligence method for repairing and mending |
| CN116073149A (en) * | 2023-04-06 | 2023-05-05 | 国网山东省电力公司潍坊市寒亭区供电公司 | Wire connection structure of transmission pole |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08265946A (en) * | 1995-03-22 | 1996-10-11 | Hitachi Cable Ltd | Frame structure of spacer for bundle conductor transmission line |
| CN201340987Y (en) * | 2008-09-27 | 2009-11-04 | 湖北省电力公司超高压输变电公司 | Extra-high voltage power transmission line separate wire raiser |
| CN202333602U (en) * | 2011-11-21 | 2012-07-11 | 辽宁省电力有限公司朝阳供电公司 | Double-connection board wire tightening clamp |
| CN202930825U (en) * | 2012-10-31 | 2013-05-08 | 杭州市电力局 | Tool used for replacing strain tower twin bundled conductor side hardware fittings |
| CN203014270U (en) * | 2012-11-30 | 2013-06-19 | 新郑市供电公司 | A triangular connecting plate connector used for a double bundled conductor in a power transmission line |
-
2013
- 2013-11-21 CN CN201310595942.4A patent/CN103606849B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08265946A (en) * | 1995-03-22 | 1996-10-11 | Hitachi Cable Ltd | Frame structure of spacer for bundle conductor transmission line |
| CN201340987Y (en) * | 2008-09-27 | 2009-11-04 | 湖北省电力公司超高压输变电公司 | Extra-high voltage power transmission line separate wire raiser |
| CN202333602U (en) * | 2011-11-21 | 2012-07-11 | 辽宁省电力有限公司朝阳供电公司 | Double-connection board wire tightening clamp |
| CN202930825U (en) * | 2012-10-31 | 2013-05-08 | 杭州市电力局 | Tool used for replacing strain tower twin bundled conductor side hardware fittings |
| CN203014270U (en) * | 2012-11-30 | 2013-06-19 | 新郑市供电公司 | A triangular connecting plate connector used for a double bundled conductor in a power transmission line |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108002284A (en) * | 2017-12-25 | 2018-05-08 | 合保电气（芜湖）有限公司 | Aerial cables service material instrument conveying arrangement |
| CN109510105A (en) * | 2018-11-21 | 2019-03-22 | 国网福建省电力有限公司泉州供电公司 | Transmission line wire equipotential intelligence method for repairing and mending |
| CN109510105B (en) * | 2018-11-21 | 2024-03-15 | 国网福建省电力有限公司泉州供电公司 | Equipotential intelligent repair method for transmission line conductor |
| CN116073149A (en) * | 2023-04-06 | 2023-05-05 | 国网山东省电力公司潍坊市寒亭区供电公司 | Wire connection structure of transmission pole |
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| Publication number | Publication date |
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| CN103606849B (en) | 2015-12-30 |
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