CN103606847B - A kind of special mould clamp of multiple fission conductor lifting device - Google Patents
A kind of special mould clamp of multiple fission conductor lifting device Download PDFInfo
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- CN103606847B CN103606847B CN201310595899.1A CN201310595899A CN103606847B CN 103606847 B CN103606847 B CN 103606847B CN 201310595899 A CN201310595899 A CN 201310595899A CN 103606847 B CN103606847 B CN 103606847B
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Abstract
A kind of special mould clamp of multiple fission conductor lifting device, is related to the method or equipment for being exclusively used in installing, safeguard, repair or dismantle cable or electric wire, for transmission tower multiple fission conductor lifting device, is made up of two pieces of fixed plates and one piece of gusset piece；The lower end of two pieces of fixed plates is parallel to each other, upper end outward bending, is symmetrically welded at the both sides of gusset piece, forms the Y-shaped structure that upper end is double-vane, lower end is double tails；A connection through hole is respectively provided with the double-vane of dead plate upper end, fixed plate by connecting through hole, is connected to hoisting mechanism respectively；The top of wire clamp yoke plate is clipped between double tails of two pieces of fixed plate lower ends；Double afterbodys of fixed plate and the top of wire clamp yoke plate, axis hole is hinged provided with insertion fixed plate and wire clamp yoke plate；By pass through the bolt or bearing pin for being hinged axis hole, special mould clamp and wire clamp yoke plate formation articulated structure.Present apparatus structure type is succinctly flexible, easy to use, disclosure satisfy that the requirement of UHV transmission line Maintenance and Repair power failure operation.
Description
Technical field
The present invention relates to the method or equipment for being exclusively used in installing, safeguard, repair or dismantling cable or electric wire, more particularly to a kind of special mould clamp for the multiple fission conductor lifting device safeguarded for overhead transmission line tower bar.
Background technology
Multiple fission conductor is extra high voltage network for suppression corona discharge and reduces a kind of wire erection mode that line reactance is taken.Multiple fission conductor is made up of the less intraphase conductor of several diameters, and each intraphase conductor is spaced apart and by the arrangement of symmetrical polygonal, and is arranged on the summit of regular polygon.Current more than 500KV extra-high voltage alternating current-direct current circuit is generally using quadripartion, six divisions even eight split conductors.Multiple fission conductor drives maintenance and the maintenance construction of circuit, it is often necessary to while a component wire of composition multiple fission conductor is lifted, to change the tension string or All other routes gold utensil of damage.A kind of Chinese utility model patent " tower head multiple fission conductor lifting device " (utility model patent number：ZL200720085186.0 Authorization Notice No.：CN201044342Y a kind of tower head multiple fission conductor lifting device) is disclosed, the device includes two support bases, it is characterized in that being connected between two support bases by the lead screw assembly of adjustable length, vertical hair thick stick is respectively provided with two support bases, the lower end of vertical hair thick stick can be connected with insulated hanging pole, and top is connected with the leading screw sleeve being placed in above pedestal.The utility model multiple fission conductor lifting device is used cooperatively with Six-divided conductor hook, can lift electrified wire, just can carry out changing the operation of insulator chain without having a power failure.But the utility model multiple fission conductor lifting device needs to use cooperatively with Six-divided conductor hook, its connection is more complicated with operating process, for the work high above the ground of overhead transmission line, still falls within operation inconvenience.
The content of the invention
It is an object of the invention to provide a kind of special mould clamp of multiple fission conductor lifting device, the component wire for lifting composition multiple fission conductor in transmission tower multiple fission conductor service work simultaneously, to carry out exchanging the operation such as insulator and line hardware.
The present invention solves the technical scheme that is used of above-mentioned technical problem：
A kind of special mould clamp of multiple fission conductor lifting device, for the lifting operation of transmission tower multiple fission conductor, described multiple fission conductor is by supporting on the wire clamp yoke plate of multiple fission conductor, the tension string fixed to transmission tower；Described multiple fission conductor lifting device includes the first hoisting mechanism and second hoisting mechanism for being used to provide lifting force, it is characterised in that：
Described special mould clamp is made up of two pieces of fixed plates and one piece of gusset piece；The lower end of two pieces of fixed plates is parallel to each other, upper end outward bending, is symmetrically welded at the both sides of gusset piece, forms the Y-shaped structure that upper end is double-vane, lower end is double tails；
A connection through hole is respectively provided with the double-vane of two pieces of dead plate upper ends, two pieces of fixed plates by described connection through hole, are connected to the lower end of the first hoisting mechanism and second hoisting mechanism respectively；
Between the top of the wire clamp yoke plate of the support multiple fission conductor, the double tails for being clipped in two pieces of fixed plate lower ends；Double afterbodys of fixed plate and the top of wire clamp yoke plate, axis hole is hinged provided with insertion fixed plate and wire clamp yoke plate；
By pass through the bolt or bearing pin for being hinged axis hole, described special mould clamp and the wire clamp yoke plate of support multiple fission conductor form articulated structure.
A kind of preferably technical scheme of the special mould clamp of the multiple fission conductor lifting device of the present invention, it is characterized in that described gusset piece is into the inverted trapezoidal without bottom surface, 90 ° of the two sides of inverted trapezoidal and the angle ＜ of top surface, the inner side of two pieces of dead plate upper ends, it is welded on the two sides of gusset piece, make to be formed between the double-vane of two pieces of dead plate upper ends 10~30 ° of angle, be connected to two pieces of dead plate upper ends first hoisting mechanism and second hoisting mechanism axis angle it is consistent.
A kind of superior technique scheme of the special mould clamp of the multiple fission conductor lifting device of the present invention, it is characterised in that in connection through hole and the outside for being hinged axis hole of two pieces of fixed plate upper and lower ends, be respectively welded and fix a fixing collar.
The beneficial effects of the invention are as follows：
The special mould clamp of the transmission tower multiple fission conductor lifting device of the present invention, structure type is succinct, it is easy to use, the air gap space that its hoisting mechanism is placed between transmission tower and multiple fission conductor, hoisting mechanism can use two-way feed screw nut, pneumatically or hydraulically cylinder structure, disclosure satisfy that the requirement of UHV transmission line Maintenance and Repair power failure operation.
Brief description of the drawings
Fig. 1 is the structural representation of transmission tower multiple fission conductor lifting device；
Fig. 2 is the front view of the special mould clamp of the transmission tower multiple fission conductor lifting device of the present invention；
Fig. 3 is the left view of the special mould clamp of the transmission tower multiple fission conductor lifting device of the present invention；
The working state schematic representation that Fig. 4 is used to lift six-multiple conductor for the special mould clamp of the transmission tower multiple fission conductor lifting device of the present invention.
The label of each part in above figure：1- steel tower cross-arms, 2- tension strings, 3- suspension clamps, 4- wire clamp yoke plates, 5- first hoisting mechanisms, 6- second hoisting mechanisms, 10- special mould clamps, 11- fixed plates, 12- gusset pieces, 13- fixing collars, 14- bolts or bearing pin, 15- are hinged axis hole, 16- connection through holes.
Embodiment
For better understanding of the above-mentioned technical proposal of the present invention, further it is described in detail with reference to the accompanying drawings and examples.
The special mould clamp of the multiple fission conductor lifting device of the present invention is as shown in Figures 2 and 3, for the transmission tower multiple fission conductor lifting device shown in Fig. 1 and Fig. 4, in the embodiment shown in fig. 4, multiple fission conductor is six-multiple conductor, it is made up of 6 intraphase conductors being clamped in respectively on 6 sets of suspension clamps 3, suspension clamp 3 is by symmetrical hexagonal arrangement on the wire clamp yoke plate 4 of support multiple fission conductor, and wire clamp yoke plate 4 is suspended on transmission tower by tension string 2；As shown in figure 1, multiple fission conductor lifting device includes first hoisting mechanism 5, second hoisting mechanism 6 and special mould clamp 10；First hoisting mechanism 5 and second hoisting mechanism 6 pass through special mould clamp 10, it is connected to the wire clamp yoke plate 4 of support multiple fission conductor, the lifting force that first hoisting mechanism 5 and second hoisting mechanism 6 are provided, wire clamp yoke plate 4, suspension clamp 3 and multiple fission conductor are integrally lifted, by the load transfer of tension string 2 to multiple fission conductor lifting device, make the state that do not stressed at each insulator and line hardware of tension string 2；
The air gap space that first hoisting mechanism 5 and second hoisting mechanism 6 are placed between transmission tower and multiple fission conductor, can produce lifting force using two-way feed screw nut, hoist crane or electric/pneumatic/hydraulic cylinder structure；In the embodiment shown in Fig. 1 and Fig. 4, first hoisting mechanism 5 and second hoisting mechanism 6 use two-way screw-nut structure, pass through the rotation of the two-way leading screw of two-way screw-nut structure, the nut and connected special mould clamp 10 of two-way leading screw lower end are driven, the lifting operation of multiple fission conductor is completed.The upper end of first hoisting mechanism 5 and second hoisting mechanism 6, is suspended on the cross-arm 1 of transmission tower.
As shown in Figures 2 and 3, special mould clamp 10 is made up of two pieces of fixed plates 11 and one piece of gusset piece 12, and the lower end of two pieces of fixed plates 11 is parallel to each other, upper end outward bending, is symmetrically welded at the both sides of gusset piece 12, forms the Y-shaped structure that upper end is double-vane, lower end is double tails；
A connection through hole 16 is respectively provided with the double-vane of two pieces of upper ends of fixed plate 11, two pieces of fixed plates 11 by connecting through hole 16, are connected to the lower end of first hoisting mechanism 5 and second hoisting mechanism 6 respectively；
Support between the top of the wire clamp yoke plate 4 of multiple fission conductor, the double tails for being clipped in two pieces of lower ends of fixed plate 11；Double afterbodys of fixed plate 11 and the top of wire clamp yoke plate 4, axis hole 15 is hinged provided with insertion fixed plate 11 and wire clamp yoke plate 4；
By pass through the bolt or bearing pin 14 for being hinged axis hole 15, the wire clamp yoke plate 4 of special mould clamp 10 and support multiple fission conductor forms articulated structure.
Gusset piece 12 is into the inverted trapezoidal without bottom surface, 90 ° of the two sides of inverted trapezoidal and the angle ＜ of top surface, the inner side of two pieces of upper ends of fixed plate 11, it is welded on the two sides of gusset piece 12, make to be formed between the double-vane of two pieces of upper ends of fixed plate 11 10~30 ° of angle, be connected to two pieces of upper ends of fixed plate 11 first hoisting mechanism 5 and second hoisting mechanism 6 axis angle it is consistent.In the embodiment shown in Fig. 1 and Fig. 2, the two sides of inverted trapezoidal and the angle of top surface are 80 °, the angle of 20 ° of the double-vane formation of two pieces of upper ends of fixed plate 11, and the axis angle of first hoisting mechanism 5 and second hoisting mechanism 6 is 20 °.
As shown in Figure 2, connection through hole 16 and the outside for being hinged axis hole 15 in two pieces of upper and lower ends of fixed plate 11, it is respectively welded and fixes a fixing collar 13, to strengthen the intensity of each through hole edge part, meets the requirement for integrally lifting wire clamp yoke plate 4, suspension clamp 3 and multiple fission conductor.
Those of ordinary skill in the art will be appreciated that; embodiment above is intended merely to illustrate technical scheme; and be not used as limitation of the invention; any change made based on connotation of the invention to embodiment described above, modification, will all fall in the scope of the claims of the present invention.
Claims (3)
1. a kind of special mould clamp of multiple fission conductor lifting device, for the lifting operation of transmission tower multiple fission conductor, described multiple fission conductor is by supporting on the wire clamp yoke plate of multiple fission conductor, the tension string fixed to transmission tower；Described multiple fission conductor lifting device includes the first hoisting mechanism and second hoisting mechanism for being used to provide lifting force, it is characterised in that：
Described special mould clamp is made up of two pieces of fixed plates and one piece of gusset piece；The lower end of two pieces of fixed plates is parallel to each other, upper end outward bending, is symmetrically welded at the both sides of gusset piece, forms the Y-shaped structure that upper end is double-vane, lower end is double tails；
A connection through hole is respectively provided with the double-vane of two pieces of dead plate upper ends, two pieces of fixed plates by described connection through hole, are connected to the lower end of the first hoisting mechanism and second hoisting mechanism respectively；
Between the top of the wire clamp yoke plate of the support multiple fission conductor, the double tails for being clipped in two pieces of fixed plate lower ends；Double afterbodys of fixed plate and the top of wire clamp yoke plate, axis hole is hinged provided with insertion fixed plate and wire clamp yoke plate；
By pass through the bolt or bearing pin for being hinged axis hole, described special mould clamp and the wire clamp yoke plate of support multiple fission conductor form articulated structure.
2. the special mould clamp of multiple fission conductor lifting device according to claim 1, it is characterized in that described gusset piece is into the inverted trapezoidal without bottom surface, 90 ° of the two sides of inverted trapezoidal and the angle ＜ of top surface, the inner side of two pieces of dead plate upper ends, it is welded on the two sides of gusset piece, make to be formed between the double-vane of two pieces of dead plate upper ends 10~30 ° of angle, be connected to two pieces of dead plate upper ends first hoisting mechanism and second hoisting mechanism axis angle it is consistent.
3. the special mould clamp of multiple fission conductor lifting device according to claim 1 or 2, it is characterised in that in connection through hole and the outside for being hinged axis hole of two pieces of fixed plate upper and lower ends, be respectively welded and fix a fixing collar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310595899.1A CN103606847B (en) | 2013-11-21 | 2013-11-21 | A kind of special mould clamp of multiple fission conductor lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310595899.1A CN103606847B (en) | 2013-11-21 | 2013-11-21 | A kind of special mould clamp of multiple fission conductor lifting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103606847A CN103606847A (en) | 2014-02-26 |
| CN103606847B true CN103606847B (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310595899.1A Active CN103606847B (en) | 2013-11-21 | 2013-11-21 | A kind of special mould clamp of multiple fission conductor lifting device |
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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 CN201310595899.1A patent/CN103606847B/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 |
|---|---|
| CN103606847A (en) | 2014-02-26 |
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