CN103606848B - A kind of special mould clamp of multiple fission conductor live line working lifting device - Google Patents
A kind of special mould clamp of multiple fission conductor live line working lifting device Download PDFInfo
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- CN103606848B CN103606848B CN201310595911.9A CN201310595911A CN103606848B CN 103606848 B CN103606848 B CN 103606848B CN 201310595911 A CN201310595911 A CN 201310595911A CN 103606848 B CN103606848 B CN 103606848B
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Abstract
A kind of special mould clamp of transmission tower multiple fission conductor live line working lifting device, relate to the method or the equipment that are exclusively used in installation, maintenance, repairing or dismantle cable or electric wire, be made up of fixed head and two pieces of gusset pieces, the upper end symmetry of gusset piece 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 wire clamp yoke plate is clipped between two pieces of gusset pieces arranged side by side; Be provided with the hinged axis hole of through two pieces of gusset pieces and wire clamp yoke plate; By pass through bolt or the bearing pin of hinged axis hole, special mould clamp and wire clamp yoke plate form articulated structure; The leading screw external part of screw-nut body, through the connecting through hole at fixed head two ends, in the embedding space reaching special mould clamp and wire clamp yoke plate connecting portion, retains the air gap meeting hot line job requirement between its metal parts and transmission tower cross-arm.This apparatus structure form 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.
Description
Technical field
The present invention relates to the method or the equipment that are exclusively used in installation, maintenance, repairing or dismantle cable or electric wire, particularly relate to a kind of special mould clamp of the multiple fission conductor live line working lifting device for overhead transmission line tower bar.
Background technology
Multiple fission conductor is a kind of wire erection mode that extra high voltage network is taked for suppressing corona discharge and minimizing line reactance.Multiple fission conductor is made up of the intraphase conductor that several diameters are less, and each intraphase conductor keeps at a certain distance away and arranges by symmetrical polygonal, and is arranged on the summit of regular polygon.The extra-high voltage alternating current-direct current circuit of current more than 500KV adopts quadripartion, six divisions even eight bundle conductors usually.Multiple fission conductor drives the maintenance construction of circuit, often needs the component wire simultaneously promoting composition multiple fission conductor, 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 Authorization Notice No.: CN201044342Y) discloses a kind of tower head multiple fission conductor live line working lifting device, this device includes two supporting seats, it is characterized in that being connected by the lead screw assembly of adjustable length between two supporting seats, two supporting seats are equipped with vertical hair thick stick 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 be placed in above pedestal.This utility model multiple fission conductor live line working lifting device and Six-divided conductor hook with the use of, electrified wire can being mentioned, just can carry out without the need to having a power failure the operation changing insulator string.But this utility model multiple fission conductor live line working lifting device need with Six-divided conductor hook with the use of, its connect with operating process more complicated, for the work high above the ground of overhead transmission line, still belong to operation inconvenience.
Summary of the invention
The object of the present invention is to provide a kind of special mould clamp of multiple fission conductor live line working lifting device, in transmission tower live line working, promote a component wire of composition multiple fission conductor, to carry out the operations such as exchange insulator and line hardware simultaneously.
The present invention solves the problems of the technologies described above adopted technical scheme:
A kind of special mould clamp of multiple fission conductor live line working lifting device, for promoting multiple fission conductor in transmission tower live line working process, described multiple fission conductor is by supporting the wire clamp yoke plate of multiple fission conductor, be fixed to hang on transmission tower cross-arm tension string on, described multiple fission conductor lifting device comprises two covers for providing the screw-nut body of lifting force, it is characterized in that:
Described special mould clamp is made up of fixed head and two pieces of gusset pieces, and the upper end symmetry of two pieces of 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;
Support the upper end of wire clamp yoke plate of multiple fission conductor, be clipped between two pieces of gusset pieces arranged side by side; Two pieces of gusset pieces with and wire clamp yoke plate center line on, be provided with the hinged axis hole of through two pieces of gusset pieces and wire clamp yoke plate;
By pass through bolt or the bearing pin of described hinged axis hole, described special mould clamp and the wire clamp yoke plate supporting multiple fission conductor, form articulated structure;
The leading screw external part of two described cover screw-nut bodies, be each passed through the connecting through hole at fixed head two ends, in the embedding space reaching special mould clamp and wire clamp yoke plate connecting portion, between the metal parts guaranteeing multiple fission conductor live line working lifting device and the cross-arm of transmission tower, retain the air gap meeting hot line job requirement.
The one preferably technical scheme of the special mould clamp of multiple fission conductor live line working lifting device of the present invention, it is characterized in that, the two ends of fixed head bend downwards, the angle of < 90 ° is formed with two pieces of gusset pieces, to ensure to be connected to first hoisting mechanism at fixed head two ends and the axis angle of the second hoisting mechanism, consistent with the angle that two thoroughly do away with between edge hauling rope.
The better technical scheme of one of the special mould clamp of multiple fission conductor live line working lifting device of the present invention, it is characterized in that, in the upside of the connecting through hole at described fixed head two ends, and the outside of the hinged axis hole of two pieces of gusset piece lower ends, be welded and fixed a fixing collar respectively.
The invention has the beneficial effects as follows:
The special mould clamp of transmission tower multiple fission conductor live line working lifting device of the present invention, version is succinct, easy to use, the screw mandrel of its hoisting mechanism is embedded in fixture, ensure that air gap enough between metal parts and cross-arm, in conjunction with the use of insulating tool, the requirement of UHV transmission line Maintenance and Repair live line working can be met.
Accompanying drawing explanation
Fig. 1 is the structural representation of transmission tower multiple fission conductor live line working lifting device;
Fig. 2 is the front view of 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 of the special mould clamp of transmission tower multiple fission conductor live line working lifting device of the present invention;
Fig. 4 is that the special mould clamp of 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-wire clamp yoke plate, 5-first hoisting mechanism, 6-second hoisting mechanism, 7-insulate hauling rope, 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 technique scheme of the present invention can be understood better, describe in detail further below in conjunction with drawings and Examples.
The special mould clamp of transmission tower multiple fission conductor live line working lifting device of the present invention as shown in Figures 2 and 3, for the transmission tower multiple fission conductor live line working lifting device shown in Fig. 1 and Fig. 4, the service work such as insulator and line hardware is exchanged in transmission tower live line working, multiple fission conductor in embodiment shown in Fig. 4 is six-multiple conductor, the intraphase conductor be clamped in respectively on 6 cover suspension clamps 3 by 6 forms, 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, second hoisting mechanism 6 and special mould clamp 10; 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 supporting multiple fission conductor, the lifting force that 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, by the load transfer of tension string 2 to multiple fission conductor live line working lifting device, each insulator of tension string 2 and line hardware place are not stressed state;
First hoisting mechanism 5 and the second hoisting mechanism 6 are screw-nut body; In the embodiment shown in Fig. 1 and Fig. 4, first hoisting mechanism 5 and the second hoisting mechanism 6 adopt the screw-nut body of band handle, can by the handle on rotational lead screw nut, nut wrapping wire thick stick is driven to rotate, 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, thoroughly does away with edge hauling rope 7 respectively by one and is hanging on the cross-arm 1 of transmission tower;
As shown in Figures 2 and 3, special mould clamp 10 is made up of fixed head 11 and a pair gusset piece 12 being welded on fixed head 11 bottom surface; The lower end of the first hoisting mechanism 5 and the second hoisting mechanism 6, be connected respectively to the two ends of fixed head 11, the leading screw external part of described screw-nut body, be each passed through the through hole at fixed head 11 two ends, in the embedding space reaching special mould clamp 10 and wire clamp yoke plate 4 connecting portion, between the metal parts guaranteeing multiple fission conductor live line working lifting device and the cross-arm 1 of transmission tower, retain meet hot line job requirement air gap.
As shown in Figures 2 and 3, the special mould clamp 10 of transmission tower multiple fission conductor live line working lifting device of the present invention, be made up of fixed head 11 and two pieces of gusset pieces 12, the upper end symmetry of two pieces of 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; Support the upper end of wire clamp yoke plate 4 of multiple fission conductor, be placed between two pieces of gusset pieces 12 arranged side by side; The lower end of two pieces of gusset pieces 12 and the upper end of wire clamp yoke plate 4, be provided with the hinged axis hole running through two pieces of gusset pieces 12 and wire clamp yoke plate 4; By pass through bolt or the bearing pin 14 of hinged axis hole 15, special mould clamp 10 and the wire clamp yoke plate 4 supporting multiple fission conductor, form articulated structure.
As depicted in figs. 1 and 2, the two ends of fixed head 11 bend downwards, the angle of < 90 ° is formed with two pieces of gusset pieces 12, to ensure to be 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 that two thoroughly do away with between edge hauling rope 7.In the embodiment shown in Fig. 1 and Fig. 2, two angles thoroughly done away with between edge hauling ropes 7 are 20 °, and therefore, the two ends of fixed head 11 and two pieces of gusset pieces 12 form the angle of 80 ° respectively.
As shown in Figure 2, in the upside of the connecting through hole 16 at fixed head 11 two ends, and the outside of the hinged axis hole 15 of two pieces of gusset piece 12 lower ends, be welded and fixed a fixing collar 13 respectively, 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 used to technical scheme of the present invention is described; and be not used as limitation of the invention; any the above embodiment is done based on connotation of the present invention change, modification, all will drop in the protection range of claim of the present invention.
Claims (3)
1. the special mould clamp of a multiple fission conductor live line working lifting device, for promoting multiple fission conductor in transmission tower live line working process, described multiple fission conductor is by supporting the wire clamp yoke plate of multiple fission conductor, be fixed to hang on transmission tower cross-arm tension string on, described multiple fission conductor lifting device comprises two covers for providing the screw-nut body of lifting force, it is characterized in that:
Described special mould clamp is made up of fixed head and two pieces of gusset pieces, and the upper end symmetry of two pieces of 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;
Support the upper end of wire clamp yoke plate of multiple fission conductor, be clipped between two pieces of gusset pieces arranged side by side; Two pieces of gusset pieces with and wire clamp yoke plate center line on, be provided with the hinged axis hole of through two pieces of gusset pieces and wire clamp yoke plate;
By pass through bolt or the bearing pin of described hinged axis hole, described special mould clamp and the wire clamp yoke plate supporting multiple fission conductor, form articulated structure;
The leading screw external part of two described cover screw-nut bodies, be each passed through the connecting through hole at fixed head two ends, in the embedding space reaching special mould clamp and wire clamp yoke plate connecting portion, between the metal parts guaranteeing multiple fission conductor live line working lifting device and the cross-arm of transmission tower, retain the air gap meeting hot line job requirement.
2. the special mould clamp of multiple fission conductor live line working lifting device according to claim 1, it is characterized in that, the two ends of described fixed head bend downwards, the angle of < 90 ° is formed with two pieces of gusset pieces, to ensure to be connected to first hoisting mechanism at fixed head two ends and the axis angle of the second hoisting mechanism, consistent with the angle that two thoroughly do away with between edge hauling rope.
3. the special mould clamp of multiple fission conductor live line working lifting device according to claim 1 and 2, it is characterized in that, in the upside of the connecting through hole at described fixed head two ends, and the outside of the hinged axis hole of two pieces of gusset piece lower ends, be welded and fixed a fixing collar respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310595911.9A CN103606848B (en) | 2013-11-21 | 2013-11-21 | A kind of special mould clamp of multiple fission conductor live line working lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310595911.9A CN103606848B (en) | 2013-11-21 | 2013-11-21 | A kind of special mould clamp of multiple fission conductor live line working lifting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103606848A CN103606848A (en) | 2014-02-26 |
| CN103606848B true CN103606848B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310595911.9A Active CN103606848B (en) | 2013-11-21 | 2013-11-21 | A kind of special mould clamp of multiple fission conductor live line working lifting device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109687339B (en) * | 2018-11-21 | 2024-03-15 | 国网福建省电力有限公司泉州供电公司 | Wire winding device of intelligent repairing device for transmission line wires |
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 CN201310595911.9A patent/CN103606848B/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 |
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| Publication number | Publication date |
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| CN103606848A (en) | 2014-02-26 |
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