CN104037658B - Pendency glass insulator strings promotes system - Google Patents

Pendency glass insulator strings promotes system Download PDF

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Publication number
CN104037658B
CN104037658B CN201410275004.0A CN201410275004A CN104037658B CN 104037658 B CN104037658 B CN 104037658B CN 201410275004 A CN201410275004 A CN 201410275004A CN 104037658 B CN104037658 B CN 104037658B
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China
Prior art keywords
fixture
pay
take
insulator chain
rope
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CN104037658A (en
Inventor
李建峰
黎懿
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State Grid Sichuan Electric Power Co Chengdu Xindu Power Supply Branch
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State Grid Sichuan Electric Power Co Chengdu Xindu Power Supply Branch
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Abstract

The invention discloses a kind of pendency glass insulator strings and promote system, including fixing bar, the first take-up and pay-off device, the second take-up and pay-off device, insulator chain fixture and 2 fixed pulleys, fixing bar is fixed on cross-arm one end, 2 fixed pulleys are fixed on fixing bar, and the first take-up and pay-off device is connected with insulator chain fixture by the first connection rope;Being also associated with two second on insulator chain fixture and connect rope, the two second connection rope other ends are wound on the second take-up and pay-off device after respectively walking around 1 fixed pulley.When using the lifting system improving insulator chain fixture of the present invention, insulator chain fixture is connected rope by first and the second connection rope is strained from upper and lower both direction, make insulator chain stablize, deliver to high-altitude rapidly, can solve the problem that the problem that in prior art, insulator chain aloft rocks when promoting, and operate the second take-up and pay-off device in bottom surface more convenient and safe to promote insulator chain, there is the advantages such as easy to use, motility is strong.

Description

Pendency glass insulator strings promotes system
Technical field
The present invention relates to power circuit maintenance technology field, in particular it relates to a kind of pendency glass insulator strings promotes system System.
Background technology
Insulator is the main body of power transmission sequence insulation, and its purposes is pendency wire and makes wire keep absolutely with shaft tower and the earth Edge, it should have mechanical strength height, good insulation preformance, jumpy do not affected by intensity, resistance to natural erosion and aging-resistant Feature.The material of insulator typically uses porcelain and safety glass, the most useful synthetic material.35KV and above defeated In electric line, conventional suspension insulator assembles bunchiness.Suspension insulator typically forms insulator chain, for different electric pressures On circuit, the insulator that current China produces is divided into plain edition and anti-fouling type two kinds.Safety glass suspension insulator has size Little, lightweight, performance is good, metal-ware attachment structure standardization, and has that intensity is high, creep distance big, be difficult to aging, maintenance side Just advantage.
In prior art, fixture when being risen on overhead transmission line by pendency glass insulator strings, is typically used to block insulator String carries on lower end, easily aloft rolls in lifting process, wayward.Additionally, in prior art, be all staff In high-altitude, insulator chain is risen to high-altitude by force, the inconvenience such as high-altitude application not only exerts a force, lifting, it may have certain danger Property.
Summary of the invention
The technical problem to be solved is to provide a kind of pendency glass insulator strings being easy to control and promotes system, This lifting system can reduce rocking in insulator chain lifting process, and promotes insulator chain in terrestrial operation, peace Quan Xinggao.
The present invention solves the problems referred to above and be the technical scheme is that
Pendency glass insulator strings promotes system, including fixing bar, the first take-up and pay-off device, the second take-up and pay-off device, exhausted Edge substring fixture and 2 fixed pulleys, described fixing bar is fixed on cross-arm one end, and described 2 fixed pulleys are fixed on fixing bar, institute State the first take-up and pay-off device and the second take-up and pay-off device is respectively provided with on the ground, described first take-up and pay-off device is wound with two One connects rope, and it connects rope by these two first and is connected with insulator chain fixture;It is also associated with on described insulator chain fixture Two second connect rope, and the two second connection rope other ends are wound on the second take-up and pay-off device after respectively walking around 1 fixed pulley.We In case, fixed pulley, the second take-up and pay-off device constitute lifting device, play the castering action to insulator chain fixture;First retractable cable Device, from lower end strain insulator string fixture, plays Stabilization.Promote when the second take-up and pay-off device connects rope by two second During insulator chain fixture, the first take-up and pay-off device is strained the first connection connection rope from below and is coordinated slowly unwrapping wire with lifting device, Make insulator chain fixture be connected rope by first and the second connection rope is strained from upper and lower both direction, to prevent whole insulator String fixture and insulator chain thereon aloft rock, and make insulator chain stablize, deliver to high-altitude rapidly.
Further, described first take-up and pay-off device and the second take-up and pay-off device all include support and the receipts being fixed on support Actinobacillus wheel.
As a further improvement on the present invention, described insulator chain fixture includes the first fixture and the second fixture, described One fixture and the second fixture all in semi-annular shape, the equal bent outward of semi-annular shape the first fixture and semi-annular shape the second fixture two ends Folding, the mounting ear forming a mounting ear, described first fixture and the second fixture corresponding is flexibly connected by connecting shaft, described Threaded on connecting shaft one end have nut;Being additionally provided with U-shaped hanger in described connecting shaft, U-shaped hanger one end is located in and is positioned at On nut and the connecting shaft between the mounting ear that nut is nearest, the other end is fixed on one end that connecting shaft is not connected with nut On, described two second connect rope one U-shaped hanger of each connection;Respectively arrange on the upper surface of described first fixture and the second fixture Having a coaming plate, outer circumference surface is each provided with a retainer ring, described coaming plate is arc, and its radius the most gradually increases Greatly, 2 retainer ring are respectively connected rope and are connected with one first.In this programme, insulator chain fixture is additionally arranged coaming plate and fixes Ring, coaming plate is possible to prevent insulator chain tilt on insulator chain fixture or skew, and two retainer ring connect above-mentioned first even Splicing, from below strain insulator string fixture, be possible to prevent whole insulator chain fixture and insulator chain thereon is crooked and Rock in the air, make insulator chain stablize, deliver to high-altitude rapidly.
Further, two mounting ears of described first fixture are additionally provided with gag lever post, two peaces of described second fixture Being provided with the through hole corresponding with gag lever post on dress ear, described gag lever post is located in this through hole.
Further, described gag lever post end thread connects limited location nut, to improve the stability of insulator chain fixture.
Preferably, two retainer ring are separately mounted to the circular arc highest point of the first fixture and the second fixture, and it connects first Connect when rope is controlled convenient and laborsaving.
To sum up, the invention has the beneficial effects as follows:
1, the pendency glass insulator strings lifting system of the present invention is provided with and is made up of fixed pulley, the second take-up and pay-off device Promote lifting device and first take-up and pay-off device of stable insulation substring fixture of insulator chain fixture, promote insulator chain fixture Time, the first take-up and pay-off device is strained the first connection from below and is connected rope, coordinates slowly unwrapping wire with lifting device so that insulator chain Fixture by first connect rope and second connect rope strains from upper and lower both direction, it is possible to prevent whole insulator chain fixture and On insulator chain aloft rock, make that insulator chain is stable, deliver to high-altitude rapidly;
2, being provided with coaming plate and retainer ring on the insulator chain fixture used in the present invention, coaming plate is possible to prevent insulator chain Insulator chain fixture tilts or skews, and two retainer ring can connect above-mentioned first and connect rope, prevent whole insulator String fixture and insulator chain thereon are crooked and aloft rock;
3, the present invention promotes insulator chain fixture at terrestrial operation the second take-up and pay-off device, and terrestrial operation is convenient and pacifies Entirely.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of the insulator chain fixture of the present invention;
Fig. 3 is the structural representation after insulator chain fixture takes off coaming plate.
Labelling and corresponding parts title in accompanying drawing:
1-the first fixture;2-the second fixture;3-mounting ear;4-connecting shaft;5-nut;6-U shape hanger;7-coaming plate;8-is solid Determine ring;9-gag lever post;10-through hole;11-stop nut;12-fixes bar;14-the first take-up and pay-off device;15-the second retractable cable Device;16-insulator chain fixture;17-fixed pulley;18-first connects rope;19-second connects rope;20-cross-arm.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, to the detailed description further of present invention work, but embodiments of the present invention It is not limited to this.
Embodiment 1:
As it is shown in figure 1, pendency glass insulator strings promotes system includes fixing bar the 12, first take-up and pay-off device 14, second Take-up and pay-off device 15, insulator chain fixture 16 and 2 fixed pulleys 17, the cross-arm 20 that described fixing bar 12 is fixed on wire pole tower One end, described 2 fixed pulleys 17 are fixed on fixing bar 12, and described first take-up and pay-off device 14 and the second take-up and pay-off device 15 are equal The retractable cable wheel including support on the ground and all and being fixed on support is set.
Being wound with two first on the retractable cable wheel of described first take-up and pay-off device 14 and connect rope 18, it passes through these two first Connect rope 18 to be connected with insulator chain fixture 16;Be also associated with on described insulator chain fixture 16 two second connect ropes 19, two Root second connects rope 19 equal one end connecting insulator string fixtures 16, and the other end is wound on the second take-up and pay-off device after walking around fixed pulley 17 On the retractable cable wheel of 15, every second connects rope 19 and walks around a fixed pulley 17.In the present embodiment, use fixed pulley 17 and second Insulator chain fixture 16 is promoted by take-up and pay-off device 15, and two second connect rope 19 and walk around a fixed pulley 17 respectively, first End connecting insulator string fixture 16, end is wrapped on the retractable cable wheel of the second take-up and pay-off device 15.Rotate the second wire coiling and releasing Put the retractable cable wheel of 15 connect second rope 19 tighten up be wrapped in retractable cable wheel upper time, insulator chain fixture 16 is thus lifted to height Sky, the first take-up and pay-off device 14 is strained the first connection and is connected rope 18 and coordinate slowly unwrapping wire with the second take-up and pay-off device 15, promotes During insulator chain fixture 16 connected rope 18 and second by first and connect rope and 19 strain from upper and lower both direction, whole to prevent Individual insulator chain fixture 16 and insulator chain thereon aloft rock, and make insulator chain stablize, deliver to high-altitude rapidly.This reality Execute in example, the second take-up and pay-off device 15 can be operated on the ground, more more convenient and safe than high-altitude during operation.
Embodiment 2:
As shown in Figures 2 and 3, dangle glass insulator strings fixture, including the first fixture 1 and the second fixture 2, the first fixture 1 and second fixture 2 all in semi-annular shape, i.e. center has semicircle hollow structure, the first fixture 1 and the second fixture 2 are with two and half The mode that circular hollow structure is adjacent is installed together so that two semicircle hollow structures constitute fixing hanging glass insulator The circular mounting hole of string;First fixture 1 and the second fixture 2 two ends the most outwards bend, at the first fixture 1 and the second fixture 2 two ends Each corresponding mounting ear of a mounting ear 3, totally 4 mounting ears 3, described first fixture 1 and the second fixture 23 that formed is by even Spindle 4 is flexibly connected, i.e. mounting ear 3 can horizontally slip (mounting ear 3 is slidably connected in connecting shaft 4) in connecting shaft 4, even Spindle 4 also is able in the through hole of mounting ear 3 rotate;Threaded on described connecting shaft 4 one end have nut 5, for adjustment Distance between one fixture 1 and the mounting ear 3 of the second fixture 2, with clamping pendency glass insulator strings or unclamp pendency glass exhausted Edge substring, specifically: when needs clamping pendency glass insulator strings, first nut 5 is screwed out to the end of connecting shaft 4, pine Opening two mounting ears 3, two mounting ears 3 are moved apart towards the two ends of connecting shaft 4 respectively, increase the first fixture 1 and the second fixture 2 The radius of the circular mounting hole constituted;Then pendency glass insulator strings lower end is installed in this circular mounting hole, by two Mounting ear 3 moves clamping pendency glass insulator strings lower end respectively in the middle of connecting shaft 4;Finally by nut 5 to mounting ear 3 institute Screw in direction with clamping pendency glass insulator strings;When needs take off pendency glass insulator strings, by nut 5 to connecting shaft 4 End screw out, unclamp two mounting ears 3, two mounting ears 3 are moved apart towards the two ends of connecting shaft 4 respectively, take off insulator Go here and there.
It is additionally provided with U-shaped hanger 6 in described connecting shaft 4;U-shaped hanger 6 one end is located in and is positioned at nut 5 and distance nut 5 In the nearest connecting shaft 4 between mounting ear 3, the other end is fixed on one end that connecting shaft 4 is not connected with nut 5.Above-mentioned two Root second connects rope 19 head ends and respectively connects a U-shaped hanger 6, after fixing insulator chain, just operates the second take-up and pay-off device 15 This insulator chain fixture 16 and insulator chain thereon can be mentioned high-altitude.
It is each provided with a coaming plate 7 on the upper surface of described first fixture 1 and the second fixture 2, outer circumference surface is respectively arranged Having a retainer ring 8, this retainer ring 8 shape does not limits, and can be semicircle oval or square, and its two ends are fixed on place On the outer circumference surface of the first fixture 1 or the second fixture 2;Described coaming plate 7 is arc, and its radius is gradually increased from bottom to top, its The arc length in cross section is gradually increased the most from bottom to top;Two retainer ring 8 are separately mounted to the first fixture 1 and circular arc of the second fixture 2 Highest point, is i.e. arranged on center of arc, and 2 each ropes 18 that are connected with one first of retainer ring 8 are connected.In the present embodiment, coaming plate 7 can To prevent insulator chain from tilting on insulator chain fixture 16 or skewing, and two retainer ring 8 are separately positioned on edge substring fixture 16 both sides, two retainer ring 8 respectively connect one first and connect rope 18, and when promoting insulator chain, the first take-up and pay-off device 14 draws Tight first connects rope 18 also coordinates slowly unwrapping wire with lifting device, with prevent whole insulator chain fixture 16 and thereon absolutely Edge substring aloft rocks, and makes insulator chain stablize, delivers to high-altitude rapidly.
Embodiment 3:
On the basis of embodiment 2, the pendency glass insulator strings fixture in the present embodiment, two of its first fixture 1 Mounting ear 3 is additionally provided with gag lever post 9 on the side towards the second fixture 2, and two mounting ears 3 of described second fixture 2 set Being equipped with the through hole 10 corresponding with gag lever post 9 size and location, gag lever post 9 is just located in this through hole 10, gag lever post 9 end spiral shell Stricture of vagina connects limited location nut 11.In the present embodiment, gag lever post 9 is set and mainly keeps the first fixture 1 and the second fixture 2 same Horizontal plane, strengthens the first fixture 1 and the second fixture 2 stability in the horizontal plane further.
Below being only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment, All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that, for the art For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention, should be regarded as the protection of the present invention Scope.

Claims (4)

1. pendency glass insulator strings promotes system, it is characterised in that include fixing bar (12), the first take-up and pay-off device (14), Second take-up and pay-off device (15), insulator chain fixture (16) and 2 fixed pulleys (17), described fixing bar (12) is fixed on cross-arm (20) one end, described 2 fixed pulleys (17) are fixed on fixing bar (12), described first take-up and pay-off device (14) and the second folding and unfolding Line apparatus (15) is respectively provided with on the ground, described first take-up and pay-off device (14) is wound with two first and connects rope (18), and it leads to Cross these two first connections rope (18) to be connected with insulator chain fixture (16);It is also associated with two on described insulator chain fixture (16) Root second connects rope (19), and two second connection rope (19) other ends are wound on the second retractable cable after respectively walking around 1 fixed pulley (17) On device (15);
Described first take-up and pay-off device (14) and the second take-up and pay-off device (15) all include support and the folding and unfolding being fixed on support Line is taken turns;
Described insulator chain fixture (16) includes the first fixture (1) and the second fixture (2),
Described first fixture (1) and the second fixture (2) all in semi-annular shape, semi-annular shape the first fixture (1) and semi-annular shape Two fixtures (2) two ends the most outwards bend, and form a mounting ear (3), and described first fixture (1) and the second fixture (2) are corresponding Mounting ear (3) by connecting shaft (4) be flexibly connected, threaded on described connecting shaft (4) one end have nut (5);Described company Being additionally provided with U-shaped hanger (6) in spindle (4), U-shaped hanger (6) one end is located in and is positioned at nut (5) and distance nut (5) is nearest Mounting ear (3) between connecting shaft (4) on, the other end is fixed on one end that connecting shaft (4) is not connected with nut (5), institute State two second and connect rope (19) respectively one U-shaped hanger (6) of connection;
It is each provided with a coaming plate (7) on the upper surface of described first fixture (1) and the second fixture (2), outer circumference surface respectively sets Being equipped with a retainer ring (8), described coaming plate (7) is arc, and its radius is gradually increased from bottom to top, 2 retainer ring (8) each with One first connects rope (18) and is connected;Described retainer ring (8) is semicircle oval or square.
Pendency glass insulator strings the most according to claim 1 promotes system, it is characterised in that described first fixture (1) Two mounting ears (3) on be additionally provided with gag lever post (9), two mounting ears (3) of described second fixture (2) are provided with and limit The through hole (10) that position bar (9) is corresponding, described gag lever post (9) is located in this through hole (10).
Pendency glass insulator strings the most according to claim 2 promotes system, it is characterised in that described gag lever post (9) end Hold threaded limited location nut (11).
Pendency glass insulator strings the most according to claim 3 promotes system, it is characterised in that two retainer ring (8) point It is not arranged on the first fixture (1) and the circular arc highest point of the second fixture (2).
CN201410275004.0A 2014-06-19 2014-06-19 Pendency glass insulator strings promotes system Active CN104037658B (en)

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* Cited by examiner, † Cited by third party
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
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

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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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