CN208337014U - A kind of charged for replacement Voltage for Insulators on HV Lines lifting block hanging point heightening device - Google Patents

Abstract

The utility model discloses a hoisting pulley hanging point heightening device for live replacement of high-voltage line insulators, which comprises a clamp, a screw rod, a three-way joint and a hanger, and a short joint arranged on the left side of the hanger is fixed with the clamp together, and the clamp is fixed on the steel cap of the tensile insulator, a tee joint is fixed in the middle of the hanger, and the two ends of the tee joint are connected with a screw rod, and the lower part of the screw rod is fixed with the clamp, A hoisting block is installed on the long joint arranged on the right side of the hanger. The lifting device for live replacement of high-voltage line insulators adopts a detachable structure and is fixed by clamps. It is easy to install and flexible to move. It can reduce the labor intensity of live operators, shorten live work time, and improve live work. Working efficiency, it is convenient for live operators to take insulators and tools from the lifting block.

Description

A kind of charged for replacement Voltage for Insulators on HV Lines lifting block hanging point heightening device

Technical field

The utility model relates to electrical equipment technical field, specially a kind of charged for replacement Voltage for Insulators on HV Lines lifting Coaster hanging point heightening device.

Background technique

During charged for replacement ± 800kV UHV transmission line strain insulator, lifting block usually utilizes insulating cord Set is suspended on strain insulator string, is formed tackling system by insulation rope sling, lifting block and lifting insulating cord, is passed through ground work Make personnel control lifting insulating cord, insulator or Work tool etc. are transmitted near strain insulator string, then insulated by strain insulator Operating personnel on substring removes the insulator sling from lifting block, since ± 800kV UHV transmission line strain insulator is exhausted Edge generally weighs 20kg or more, and the weight of closed type fixture and hydraulic screw rod etc. is larger, in addition the final position sling is lower, The Work tools such as insulator, closed type fixture, hydraulic screw rod are taken spy using traditional approach by livewire work personnel from lifting block It is not laborious, it runs out of space, technical requirements are high, spend the time long.

In order to solve the disadvantage that traditional lifting method exists, need to improve lifting block hanging point position, convenient working personnel It takes the Work tools such as insulator and hydraulic screw rod, closed type fixture from lifting block.

Utility model content

The purpose of this utility model is to provide a kind of charged for replacement Voltage for Insulators on HV Lines lifting block hanging points to increase Device, to solve the most final position that the weight mentioned above in the background art for slinging object due to lifting block is larger, slings Set lower, to cause that livewire work personnel's physical demand is big, technical requirements are high, spends the time long etc. problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of charged for replacement Voltage for Insulators on HV Lines The short circuit head being arranged with lifting block hanging point heightening device, including fixture, screw rod, three-way connection and hanger, the hanger left side It is fixed together with fixture, and fixture is fixed on strain insulator steel cap, is fixed with three-way connection, and three in the middle part of the hanger Pass joint both ends are connected with screw rod, are fixed together below the screw rod with fixture, the lengthening joint being arranged on the right side of the hanger On lifting block is installed.

Preferably, the fixture is by front band, fixture connector, screw, lower catch hoop, pin shaft, wing nut and annular screw It collectively forms, and front band and lower catch hoop are formed rotatably hingedly by screw on the left of fixture, while the upper card on the right side of fixture Hoop and lower catch hoop are fixed together by wing nut.

Preferably, the screw rod is collectively formed by left screw connector, screw rod main body, right screw connector and rocking handle, and left silk Knock-off joint one end is formed rotatably hingedly with the three-way connection being mounted in the middle part of hanger by fixing bolt, and right screw connects The fixture connector of head and fixture is formed rotatably hingedly by fixing bolt.

Preferably, the three-way connection is collectively formed by the first otic placode, bolt, casing, the second otic placode, nut and steel pipe, And three-way connection is fixed in the middle part of aluminium-alloy pipe by casing by two bolts, while the first otic placode of two sides and the second otic placode are logical It crosses fixing bolt and two groups of screw rods is hinged.

Preferably, the hanger is fixed into an entirety by short circuit head, aluminium-alloy pipe and lengthening joint riveting, and short circuit head with The fixture connector being arranged above fixture is formed rotatably hingedly by fixing bolt, while lengthening joint is hinged on lifting block Together.

Compared with prior art, the utility model has the beneficial effects that charged for replacement ± 800kV the line tension insulate Son lifting block hanging point heightening device, is arranged using detachable structure, while being fixed using fixture, and hanger and silk Bar forms stable tripod structure, can reduce the labor intensity of livewire work personnel, shortens the electrification activity duration, improves band Electric work operations efficiency.

Detailed description of the invention

Fig. 1 is the utility model structure of the main view；

Fig. 2 is the utility model structure schematic top plan view；

Fig. 3 is the utility model structure fixture schematic diagram；

Fig. 4 is the utility model structure screw rod schematic diagram；

Fig. 5 is the utility model structure three-way connection schematic diagram.

In figure: 1, fixture, 11, front band, 12, fixture connector, 13, screw, 14, lower catch hoop, 15, pin shaft, 16, butterfly spiral shell Mother, 17, annular screw, 2, strain insulator, 3, screw rod, 31, left screw connector, 32, screw rod main body, 33, right screw connector, 34, rocking handle, 4, lifting block, 5, lengthening joint, 6, three-way connection, the 61, first otic placode, 62, bolt, 63, casing, the 64, second ear Plate, 65, nut, 66, steel pipe, 7, aluminium-alloy pipe, 8, hanger, 9, short circuit head.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of charged for replacement Voltage for Insulators on HV Lines use Lifting block hanging point heightening device, including fixture 1, screw rod 3, three-way connection 6 and hanger 8, the short circuit head 9 being arranged on the left of hanger 8 It is fixed together with fixture 1, hanger 8 is fixed into an entirety by the riveting of lengthening joint 5, aluminium-alloy pipe 7 and short circuit head 9, and is shorted First 9 are formed rotatably hingedly with the fixture connector 12 being arranged above fixture 1 by fixing bolt, while lengthening joint 5 and lifting Coaster 4 is hinged, and fixture 1 is fixed on side strain insulator string wherein on a 2 steel cap of insulator, while right side is resistance to There are two the fixtures 1 installed on fixture 1, with the strain insulator 2 in left side to be in for the upper installation of the insulator 2 of insulator chain Isosceles triangle distribution, is fixed with three-way connection 6 in the middle part of hanger 8, and 6 both ends of three-way connection are connected with screw rod 3, screw rod 3 by Left screw connector 31, screw rod main body 32, right screw connector 33 and rocking handle 34 collectively form, and 31 one end of left screw connector and installation Three-way connection 6 at 8 middle part of hanger is formed rotatably hingedly by fixing bolt, and right screw connector 33 and fixture 1 Fixture connector 12 is formed rotatable hinged by fixing bolt, and three-way connection 6 is by the first otic placode 61, bolt 62, casing 63, the Two otic placodes 64, nut 65 and steel pipe 66 collectively form, and three-way connection 6 is fixed on aluminium by two bolts 62 by casing 63 and closes Golden 7 middle part of pipe, while the first otic placode 61 of two sides and the second otic placode 64 are hinged by fixing bolt and two groups of screw rods 3, The lower section of screw rod 3 is fixed together with fixture 1, fixture 1 by front band 11, fixture connector 12, screw 13, lower catch hoop 14, pin shaft 15, Wing nut 16 and annular screw 17 collectively form, and 1 left side front band 11 of fixture and lower catch hoop 14 can by the formation of screw 13 What is rotated is hinged, while the front band 11 on 1 right side of fixture and lower catch hoop 14 are fixed together by wing nut 16, and hanger 8 is right Lifting block 4 is installed in the lengthening joint 5 of side setting.

Working principle: the charged for replacement ± 800kV line tension insulator lifting block hanging point heightening device is being used When, a fixture 1 is mounted on side insulator chain wherein on a 2 steel cap of insulator first, other two fixture 1 is pacified respectively Mounted in adjacent two insulators 2 of the insulator parallel with the insulator of side mounting fixture 1 of other side strain insulator string On steel cap, three 1 installation sites of fixture are distributed in isosceles triangle, and one of hanger 8 and two support screws 3 is respectively with three A fixture 1 links together, and the other end of two screw rods 3 is connected with the three-way connection 6 at 8 middle part of hanger, by hanger 8 and two The stable tripod structure that screw rod 3 is formed, the length by equidistantly adjusting two support screws 3 simultaneously can change hanger 8 Height, to change the height of lifting block 4, here it is the charged for replacement ± 800kV line insulators to be hung with lifting block The whole process of point heightening device work.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of high-voltage line insulator with electrification is replaced with a hoisting pulley hanging point heightening device, comprising a fixture (1), a screw rod (3), a tee joint (6) and a hanger (8), it is characterized in that: all The short joint (9) provided on the left side of the hanger (8) is fixed with the clamp (1), and the clamp (1) is fixed on the steel cap of the tensile insulator (2). The hanger (8) A tee joint (6) is fixed in the middle, and both ends of the tee joint (6) are connected with the screw rod (3), the lower part of the screw rod (3) is fixed with the clamp (1), and the hanger ( 8) A lifting block (4) is installed on the long joint (5) provided on the right side. 2 . The lifting device for lifting the hanging point of a hoisting pulley for live replacement of high-voltage line insulators according to claim 1, characterized in that: the fixture (1) is composed of an upper clamp (11), a fixture joint (12) ), screw (13), lower clamp (14), pin (15), wing nut (16) and ring screw (17), and the upper clamp (11) on the left side of the clamp (1) and The lower clamp (14) is rotatably hinged by the screw (13), and the upper clamp (11) and the lower clamp (14) on the right side of the clamp (1) are fixed together by the wing nut (16). 3. A kind of hoisting pulley hanging point heightening device for replacing high-voltage line insulators with electricity according to claim 1, characterized in that: the screw rod (3) is composed of a left screw rod joint (31), a screw rod main body ( 32), the right screw joint (33) and the rocker (34) are formed together, and one end of the left screw joint (31) and the tee joint (6) installed in the middle of the hanger (8) are rotatable through fixing bolts. and the right screw joint (33) and the clamp joint (12) of the clamp (1) form a rotatable hinge through the fixing bolt. 4. A kind of hoisting pulley hanging point heightening device for live replacement of high-voltage line insulators according to claim 1, characterized in that: the hanger (8) is composed of a long joint (5), an aluminum alloy pipe (7) The short joint (9) is riveted and fixed as a whole, and the short joint (9) and the fixture joint (12) provided above the fixture (1) form a rotatable hinge through fixing bolts, and the long joint (5) is connected with the starter. Heavy trolleys (4) are hinged together.