CN104037658A - Suspended glass insulator chain lifting system - Google Patents
Suspended glass insulator chain lifting system Download PDFInfo
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- CN104037658A CN104037658A CN201410275004.0A CN201410275004A CN104037658A CN 104037658 A CN104037658 A CN 104037658A CN 201410275004 A CN201410275004 A CN 201410275004A CN 104037658 A CN104037658 A CN 104037658A
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- jig
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- take
- insulator string
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Abstract
The invention discloses a suspended glass insulator chain lifting system. The suspended glass insulator chain lifting system comprises a fixed rod, a first winding and unwinding device, a second winding and unwinding device, an insulator chain clamp and two fixed pulleys, wherein the fixed rod is fixed at one end of a cross arm, the two fixed pulleys are fixed on the fixed rod, the first winding and unwinding device is connected with the insulator chain clamp via a first connection rope, two second connection ropes are connected onto the insulator chain clamp, and one end of each of the second connection ropes bypasses one fixed pulley and is wound on the second winding and unwinding device. When the insulator chain clamp is lifted by the suspended glass insulator chain lifting system, the insulator chain clamp is tensioned upwards and downwards tightly by the first connection rope and the second connection ropes, so that insulator chains can be fed into the air stably and quickly, the problem that the insulator chains being lifted sway in the air is solved, lifting of the insulator chains is more convenient and safer by operating the second winding and unwinding device at the bottom, and the suspended glass insulator chain lifting system has the advantages of convenience in use, strong flexibility and the like.
Description
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Technical field
The present invention relates to power circuit maintenance technology field, particularly, relate to a kind of glass insulator strings elevator system of dangling.
Background technology
Insulator is the main body of power transmission sequence insulation, and its purposes is the wire make wire and keep insulating with shaft tower and the earth of dangling, it should have, and mechanical strength is high, good insulation preformance, be not subject to that intensity jumpyly affects, resistance to natural erosion and aging-resistant feature.The material of insulator generally adopts porcelain and toughened glass, also useful synthetic material.Conventional suspension insulator assembling bunchiness in the transmission line of 35KV and above.Suspension insulator generally forms insulator string, and for the circuit of different electric pressures, the insulator that at present China produces is divided into two kinds of plain edition and anti-fouling types.Toughened glass suspension insulator has that size is little, lightweight, performance is good, the standardization of metal-ware syndeton, and has advantages of that intensity is high, creep distance large, it is aging, easy to maintenance to be difficult for.
In prior art, when the glass insulator strings that will dangle rises on overhead transmission line, general employing jig blocks on insulator string lower end and carries, and in lifting process, easily aloft rolls, wayward.In addition, in prior art, be all that staff rises to high-altitude in the high-altitude application of force by insulator string, high-altitude application is the inconvenience such as the application of force, lifting not only, also has certain danger.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of glass insulator strings elevator system of dangling of being convenient to control, and this elevator system can reduce rocking in insulator string lifting process, and in terrestrial operation, insulator string is promoted, safe.
The present invention addresses the above problem adopted technical scheme:
The glass insulator strings elevator system of dangling, comprise fixed lever, the first take-up and pay-off device, the second take-up and pay-off device, insulator string jig and 2 fixed pulleys, described fixed lever is fixed on cross-arm one end, described 2 fixed pulleys are fixed on fixed lever, described the first take-up and pay-off device and the second take-up and pay-off device all arrange on the ground, described the first wire coiling and releasing is set up and is wound with two the first connection cords, and it is connected with insulator string jig by these two first connection cords; On described insulator string jig, be also connected with two the second connection cords, after two second connection cord other ends are respectively walked around 1 fixed pulley, around the second wire coiling and releasing, be set up.In this programme, fixed pulley, the second take-up and pay-off device form lifting device, play the castering action to insulator string jig; The first take-up and pay-off device, from lower end strain insulator string jig, plays stabilization.When the second take-up and pay-off device promotes insulator string jig by two the second connection cords, the first take-up and pay-off device connects connection cord from below tension first and coordinates slowly unwrapping wire with lifting device, insulator string jig is strained from upper and lower both direction by the first connection cord and the second connection cord, with prevent whole insulator string jig and on insulator string aloft rock, make insulator string stable, deliver to high-altitude rapidly.
Further, described the first take-up and pay-off device and the second take-up and pay-off device include support and are fixed on the retractable cable wheel on support.
As a further improvement on the present invention, described insulator string jig comprises the first jig and the second jig, described the first jig and the second jig are all semi-annular shape, semi-annular shape the first jig and semi-annular shape the second equal outward in jig two ends, form a mounting ear, described the first jig mounting ear corresponding with the second jig is flexibly connected by connecting axle, and nut has been threaded on described connecting axle one end; On described connecting axle, be also provided with U-shaped hanger, U-shaped hanger one end is located at nut with apart from nut on the connecting axle between nearest mounting ear, the other end is fixed on one end that connecting axle is not connected with nut, and described two the second connection cords respectively connect a U-shaped hanger; On the upper surface of described the first jig and the second jig, be respectively provided with a coaming plate, be respectively provided with a retainer ring on outer circumference surface, described coaming plate is arc, and its radius increases from bottom to top gradually, and 2 retainer rings are respectively connected with first connection cord.In this programme, coaming plate and retainer ring on insulator string jig, have been set up, coaming plate can prevent that insulator string from tilting or skewing at insulator string jig, and two retainer rings connect above-mentioned the first connection cord, from below strain insulator string jig, can prevent whole insulator string jig and on insulator string crooked and aloft rock, make insulator string stable, deliver to high-altitude rapidly.
Further, on two mounting ears of described the first jig, be also provided with gag lever post, on two mounting ears of described the second jig, be provided with the through hole corresponding with gag lever post, described gag lever post is located in this through hole.
Further, described gag lever post end thread is connected with stop nut, to improve the stability of insulator string jig.
Preferably, two retainer rings are arranged on respectively the circular arc highest point of the first jig and the second jig, and it is convenient and laborsaving while controlling that it connects the first connection cord.
To sum up, the invention has the beneficial effects as follows:
1, the glass insulator strings elevator system of dangling of the present invention is provided with by fixed pulley, the lifting device of lifting insulator string jig and the first take-up and pay-off device of stable insulation substring jig that the second take-up and pay-off device forms, while promoting insulator string jig, the first take-up and pay-off device connects connection cord from below tension first, coordinate slowly unwrapping wire with lifting device, make insulator string jig by the first connection cord and the second connection cord under, upper both direction tension, can prevent whole insulator string jig and on insulator string aloft rock, make insulator string stable, deliver to rapidly high-altitude,
2, on the insulator string jig using in the present invention, be provided with coaming plate and retainer ring, coaming plate can prevent that insulator string from tilting or skewing at insulator string jig, and two retainer rings can connect above-mentioned the first connection cord, prevent whole insulator string jig and on insulator string crooked and aloft rock;
3, the present invention promotes insulator string jig at terrestrial operation the second take-up and pay-off device, and terrestrial operation is more convenient and safe.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of insulator string jig of the present invention;
Fig. 3 is that insulator string jig takes off the structural representation after coaming plate.
Mark and corresponding parts title in accompanying drawing:
1-the first jig; 2-the second jig; 3-mounting ear; 4-connecting axle; 5-nut; 6-U shape hanger; 7-coaming plate; 8-retainer ring; 9-gag lever post; 10-through hole; 11-stop nut; 12-fixed lever; 14-the first take-up and pay-off device; 15-the second take-up and pay-off device; 16-insulator string jig; 17-fixed pulley; 18-the first connection cord; 19-the second connection cord; 20-cross-arm.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is done to detailed description further, but embodiments of the present invention are not limited to this.
Embodiment 1:
As shown in Figure 1, the glass insulator strings elevator system of dangling comprises fixed lever 12, the first take-up and pay-off device 14, the second take-up and pay-off device 15, insulator string jig 16 and 2 fixed pulleys 17, described fixed lever 12 is fixed on cross-arm 20 one end on wire pole tower, described 2 fixed pulleys 17 are fixed on fixed lever 12, and described the first take-up and pay-off device 14 and the second take-up and pay-off device 15 all arrange on the ground and include support and be fixed on the retractable cable wheel on support.
On the retractable cable wheel of described the first take-up and pay-off device 14, be wound with two the first connection cords 18, it is connected with insulator string jig 16 by these two the first connection cords 18; On described insulator string jig 16, be also connected with two the second connection cords 19, the two second equal one end of connection cord 19 connecting insulator string jigs 16, the other end is taken turns above around the retractable cable of the second take-up and pay-off device 15 after walking around fixed pulley 17, and every the second connection cord 19 is walked around a fixed pulley 17.In the present embodiment, adopt fixed pulley 17 and 15 pairs of insulator string jigs 16 of the second take-up and pay-off device to promote, two the second connection cords 19 are walked around respectively a fixed pulley 17, head end connecting insulator string jig 16, and end is wrapped on the retractable cable wheel of the second take-up and pay-off device 15.The retractable cable wheel that rotates the second take-up and pay-off device 15 tightens up the second connection cord 19 to be wrapped in retractable cable wheel when upper, insulator string jig 16 is thus lifted to high-altitude, the first take-up and pay-off device 14 tensions first connect connection cord 18 and coordinate slowly unwrapping wire with the second take-up and pay-off device 15, in lifting process, insulator string jig 16 is strained from upper and lower both direction by the first connection cord 18 and the second connection cord 19, with prevent whole insulator string jig 16 and on insulator string aloft rock, make insulator string stable, deliver to high-altitude rapidly.In the present embodiment, can operate on the ground the second take-up and pay-off device 15, more more convenient and safe than high-altitude during operation.
Embodiment 2:
As shown in Figures 2 and 3, glass insulator strings jig dangles, comprise the first jig 1 and the second jig 2, it is that center has semicircle hollow structure that the first jig 1 and the second jig 2 are all semi-annular shape, the first jig 1 and the second jig 2 are installed together in two adjacent modes of semicircle hollow structure, make two semicircle hollow structures form the circular mounting hole that fixedly overhangs glass insulator strings; The first jig 1 and the second jig 2 equal outwards in two ends, at the first jig 1 and the second jig 2 two ends, respectively form a mounting ear 3, totally 4 mounting ears 3, described the first jig 1 and the corresponding mounting ear 3 of the second jig 2 are flexibly connected by connecting axle 4, be that mounting ear 3 can horizontally slip (mounting ear 3 is slidably connected on connecting axle 4) on connecting axle 4, connecting axle 4 also can rotate in the through hole of mounting ear 3; Nut 5 has been threaded on described connecting axle 4 one end, for adjusting the distance between the first jig 1 and the mounting ear 3 of the second jig 2, to clamp, dangle glass insulator strings or unclamp the glass insulator strings that dangles, particularly: when needs clamping dangles glass insulator strings, first by nut 5, the end to connecting axle 4 screws out, unclamp 3, two mounting ears 3 of two mounting ears and towards the two ends of connecting axle 4, be moved apart respectively, increase the radius in the circular mounting hole of the first jig 1 and the second jig 2 formations; Then the glass insulator strings lower end of dangling is installed in this circular mounting hole, by two mounting ears 3 respectively towards the mobile glass insulator strings lower end of dangling that clamps in the middle of connecting axle 4; Finally nut 5 is screwed in to clamp to mounting ear 3 place directions the glass insulator strings that dangles; Need to take off while dangling glass insulator strings, the end by nut 5 to connecting axle 4 screws out, and unclamps 3, two mounting ears 3 of two mounting ears and towards the two ends of connecting axle 4, is moved apart respectively, takes off insulator string.
On described connecting axle 4, be also provided with U-shaped hanger 6; U-shaped hanger 6 one end are located at nut 5 with apart from nut 5 on the connecting axle 4 between nearest mounting ear 3, and the other end is fixed on one end that connecting axle 4 is not connected with nut 5.Above-mentioned two the second connection cord 19 head ends respectively connect a U-shaped hanger 6, fix after insulator string, operation the second take-up and pay-off device 15 just can by this insulator string jig 16 and on insulator string mention high-altitude.
On the upper surface of described the first jig 1 and the second jig 2, be respectively provided with a coaming plate 7, on outer circumference surface, be respectively provided with a retainer ring 8, these retainer ring 8 shapes are not limit, can be for semicircle oval or square, and its two ends are fixed on first jig 1 at place or the outer circumference surface of the second jig 2; Described coaming plate 7 is arc, and its radius increases from bottom to top gradually, and the arc length in its cross section also increases from bottom to top gradually; Two retainer rings 8 are arranged on respectively the circular arc highest point of the first jig 1 and the second jig 2, are arranged on center of arc, and 2 retainer rings 8 are respectively connected with first connection cord 18.In the present embodiment, coaming plate 7 can prevent that insulator string from tilting or skewing at insulator string jig 16, and two retainer rings 8 are separately positioned on edge substring jig 16 both sides, two retainer rings 8 respectively connect first connection cord 18, when promoting insulator string, the first take-up and pay-off device 14 tension first connects connection cords 18 and also coordinates slowly unwrapping wire with lifting device, with prevent whole insulator string jig 16 and on insulator string aloft rock, make insulator string stable, deliver to high-altitude rapidly.
Embodiment 3:
On the basis of embodiment 2, the glass insulator strings jig that dangles in the present embodiment, two mounting ears 3 of its first jig 1 are also provided with gag lever post 9 on the side towards the second jig 2, on two mounting ears 3 of described the second jig 2, be provided with the through hole 10 corresponding with gag lever post 9 sizes and position, gag lever post 9 is just located in this through hole 10, and gag lever post 9 end thread are connected with stop nut 11.In the present embodiment, it is mainly to keep the first jig 1 and the second jig 2 in same level that gag lever post 9 is set, and further strengthens the first jig 1 and the stability of the second jig 2 on horizontal plane.
Below be only the preferred embodiment of the present invention, protection scope of the present invention is also not only confined to above-described embodiment, and all technical schemes belonging under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, should be considered as protection scope of the present invention.
Claims (6)
1. the glass insulator strings elevator system of dangling, it is characterized in that, comprise fixed lever (12), the first take-up and pay-off device (14), the second take-up and pay-off device (15), insulator string jig (16) and 2 fixed pulleys (17), described fixed lever (12) is fixed on cross-arm (20) one end, described 2 fixed pulleys (17) are fixed on fixed lever (12), described the first take-up and pay-off device (14) and the second take-up and pay-off device (15) all arrange on the ground, on described the first take-up and pay-off device (14), be wound with two the first connection cords (18), it is connected with insulator string jig (16) by these two first connection cords (18), on described insulator string jig (16), be also connected with two the second connection cords (19), two the second connection cords (19) other end is respectively walked around after 1 fixed pulley (17) on the second take-up and pay-off device (15).
2. the glass insulator strings elevator system of dangling according to claim 1, is characterized in that, described the first take-up and pay-off device (14) and the second take-up and pay-off device (15) include support and be fixed on the retractable cable wheel on support.
3. the glass insulator strings elevator system of dangling according to claim 1 and 2, is characterized in that, described insulator string jig (16) comprises the first jig (1) and the second jig (2),
Described the first jig (1) and the second jig (2) are all semi-annular shape, the equal outward of semi-annular shape the first jig (1) and semi-annular shape the second jig (2) two ends, form a mounting ear (3), the corresponding mounting ear (3) of described the first jig (1) and the second jig (2) is flexibly connected by connecting axle (4), and nut (5) has been threaded on described connecting axle (4) one end; On described connecting axle (4), be also provided with U-shaped hanger (6), U-shaped hanger (6) one end is located in and is positioned at nut (5) and apart from the connecting axle (4) between the nearest mounting ear (3) of nut (5), the other end is fixed on one end that connecting axle (4) is not connected with nut (5), and described two the second connection cords (19) respectively connect a U-shaped hanger (6);
On the upper surface of described the first jig (1) and the second jig (2), be respectively provided with a coaming plate (7), on outer circumference surface, be respectively provided with a retainer ring (8), described coaming plate (7) is arc, its radius increases from bottom to top gradually, and each is connected 2 retainer rings (8) with first connection cord (18).
4. the glass insulator strings elevator system of dangling according to claim 5, it is characterized in that, on two mounting ears (3) of described the first jig (1), be also provided with gag lever post (9), on two mounting ears (3) of described the second jig (2), be provided with the through hole (10) corresponding with gag lever post (9), described gag lever post (9) is located in this through hole (10).
5. the glass insulator strings elevator system of dangling according to claim 5, is characterized in that, described gag lever post (9) end thread is connected with stop nut (11).
6. the glass insulator strings elevator system of dangling according to claim 5, is characterized in that, two retainer rings (8) are arranged on respectively the circular arc highest point of the first jig (1) and the second jig (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410275004.0A CN104037658B (en) | 2014-06-19 | 2014-06-19 | Pendency glass insulator strings promotes system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410275004.0A CN104037658B (en) | 2014-06-19 | 2014-06-19 | Pendency glass insulator strings promotes system |
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| CN104037658A true CN104037658A (en) | 2014-09-10 |
| CN104037658B CN104037658B (en) | 2016-09-07 |
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| CN201410275004.0A Active CN104037658B (en) | 2014-06-19 | 2014-06-19 | Pendency glass insulator strings promotes system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810773A (en) * | 2015-04-03 | 2015-07-29 | 国家电网公司 | Head-free insulating rope device |
| CN109038373A (en) * | 2018-07-18 | 2018-12-18 | 国网辽宁省电力有限公司盘锦供电公司 | Cross tractor |
| CN110212447A (en) * | 2019-05-24 | 2019-09-06 | 国家电网有限公司 | I type suspension insulator General clamping of charged for replacement 500kV transmission line of electricity |
| CN111968807A (en) * | 2020-08-14 | 2020-11-20 | 郭公升 | Improved pull wire insulator |
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| JPH09227067A (en) * | 1996-02-28 | 1997-09-02 | Kumagai Gumi Co Ltd | Weight lifting device |
| JP2007285846A (en) * | 2006-04-17 | 2007-11-01 | Hitachi Ltd | Lifting device of apparatus in reactor |
| CN202657875U (en) * | 2012-03-31 | 2013-01-09 | 山西省电力公司长治供电分公司 | Novel porcelain insulator displacement device |
| CN202997425U (en) * | 2012-12-31 | 2013-06-12 | 湖南省送变电建设公司 | Hoisting device capable of replacing suspension type insulator chain under electrified state |
| CN203596547U (en) * | 2013-10-23 | 2014-05-14 | 国家电网公司 | High voltage insulator suspension device |
| CN203932824U (en) * | 2014-06-19 | 2014-11-05 | 国网四川省电力公司成都市新都供电分公司 | The glass insulator strings elevator system of dangling |
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2014
- 2014-06-19 CN CN201410275004.0A patent/CN104037658B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH09227067A (en) * | 1996-02-28 | 1997-09-02 | Kumagai Gumi Co Ltd | Weight lifting device |
| JP2007285846A (en) * | 2006-04-17 | 2007-11-01 | Hitachi Ltd | Lifting device of apparatus in reactor |
| CN202657875U (en) * | 2012-03-31 | 2013-01-09 | 山西省电力公司长治供电分公司 | Novel porcelain insulator displacement device |
| CN202997425U (en) * | 2012-12-31 | 2013-06-12 | 湖南省送变电建设公司 | Hoisting device capable of replacing suspension type insulator chain under electrified state |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104810773A (en) * | 2015-04-03 | 2015-07-29 | 国家电网公司 | Head-free insulating rope device |
| CN109038373A (en) * | 2018-07-18 | 2018-12-18 | 国网辽宁省电力有限公司盘锦供电公司 | Cross tractor |
| CN110212447A (en) * | 2019-05-24 | 2019-09-06 | 国家电网有限公司 | I type suspension insulator General clamping of charged for replacement 500kV transmission line of electricity |
| CN111968807A (en) * | 2020-08-14 | 2020-11-20 | 郭公升 | Improved pull wire insulator |
| CN111968807B (en) * | 2020-08-14 | 2021-10-01 | 东营市南方电器有限责任公司 | Improved pull wire insulator |
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| CN104037658B (en) | 2016-09-07 |
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