CN112838522A

CN112838522A - Auxiliary tool for installing power insulator of overhead line

Info

Publication number: CN112838522A
Application number: CN202110225732.0A
Authority: CN
Inventors: 李学秀
Original assignee: Individual
Current assignee: Guangdong Xinlian Construction Engineering Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-05-25
Anticipated expiration: 2041-03-01
Also published as: CN112838522B; CN114865533A

Abstract

The invention discloses an auxiliary tool for installing an overhead line power insulator, which comprises a frame component and a power device, clamping device and fixing device, power device and frame subassembly fastening connection, frame subassembly and clamping device swing joint, clamping device and power device fastening connection, fixing device and frame subassembly fastening connection, the frame subassembly includes mount pad and last mount pad down, mount pad one side passes through hinged joint with last mount pad one side down, mount pad upper end both sides are equipped with down and link up the groove down, it is equipped with down and link up the groove to go up mount pad lower extreme both sides, link up the groove down and link up the groove and make up into complete perforating hole with last, both sides perforating hole axis misalignment arrangement, it is equipped with the fixed slot to go up the mount pad upper end, the frame subassembly still includes the insulator fixing base, insulator fixing base one side and last mount pad pass through the shaft hole and connect, be equipped with the mounting groove on the insulator fixing base, mounting groove and fixed slot.

Description

Auxiliary tool for installing power insulator of overhead line

Technical Field

The invention relates to the technical field of insulator installation, in particular to an auxiliary tool for installing an overhead line power insulator.

Background

In the process of power grid transmission, an electric insulator is often used between an electric wire and a telegraph pole and plays a role of connecting and supporting, in the process of long-distance power transmission, in order to ensure the safety of a circuit, the electric wire is often erected at high altitude, the insulator is not only influenced by the gravity of a lead in the working process, but also often corroded by wind power and ice and snow and is easily damaged, after the insulator at high altitude is damaged, the insulator is not conveniently replaced under the influence of the working environment, particularly, a ceramic insulator string is quite inconvenient and extremely easy to damage in the upward moving process, in addition, when the insulator string is replaced, the electric wire needs to be manually pulled to the telegraph pole, the insulator string is loosened, because the electric wire is pulled through a flexible rope, the electric wire is extremely easy to have larger displacement on a vertical plane, so that the bending angle of the electric wire is too large, and once the, the insulator string can be caused to vibrate too greatly under the self flexible action of the electric wire, the insulator string is very easy to damage, the clamping force on the electric wire cannot be ensured by a conventional clamping mode, and once the electric wire is loosened, the subsequent insulator string can be installed very difficultly, so that the installation efficiency of the insulator string is reduced.

Disclosure of Invention

The invention aims to provide an auxiliary tool for installing an overhead line power insulator, which aims to solve the problems in the background technology.

In order to solve the technical problems, the invention provides the following technical scheme:

overhead line electric power insulator installation appurtenance, including the frame subassembly, power device, clamping device and fixing device, power device and frame subassembly fastening connection, frame subassembly and clamping device swing joint, clamping device and power device fastening connection, fixing device and frame subassembly fastening connection, the frame subassembly includes mount pad and last mount pad down, hinged joint is passed through with last mount pad one side to mount pad one side down, mount pad upper end both sides are equipped with down and link up the groove down, it is equipped with to link up the groove to go up mount pad lower extreme both sides, link up the groove down and link up the groove and make up into complete perforating hole on the groove, both sides perforating hole axis is arranged by mistake.

The invention conveys the electric insulator through the frame component, avoids the electric insulator from being damaged, clamps the electric wire through the clamping device, prevents the electric wire from loosening in the process of replacing the electric insulator, improves the replacing efficiency of the electric insulator, improves the connection efficiency through fastening connection of the power device and the frame component, prevents the loosening of the power device from influencing power transmission, is movably connected with the frame component and the clamping device, moves in the frame component, realizes the clamping of the electric wire along with the movement of the clamping device, reduces the clamping error through automatic clamping, avoids manual clamping, improves the replacing efficiency of the electric insulator, ensures that the displacement output is more stable through fastening connection of the clamping device and the power device, prevents the loosening through fastening connection of the fixing device and the frame component, and fixes the auxiliary tool for installing the electric insulator through the fixing device, when the electric insulator is replaced, an electric wire passes through a through hole between an upper mounting seat and a lower mounting seat and is clamped by a clamping device, the lower mounting seat is connected with the upper mounting seat through a hinge, the upper mounting seat can rotate along the axis of the hinge, the electric wire is firstly placed into a lower through groove of the lower mounting seat, the upper mounting seat is rotated to finish primary clamping of the electric wire, the electric wire is bent between auxiliary tools for installing the electric insulator due to the staggered arrangement of the axes of the through holes at two sides, radial force and axial force are simultaneously generated, the auxiliary clamping device improves the clamping performance, in order to improve the convenience for installing the electric insulator, the electric wire needs to be pulled to a telegraph pole, and the electric wire can hang down under the action of self gravity, so that the vertical deviation is generated between the electric wire and the installation position of the electric insulator on the telegraph pole, and through the staggered arrangement, the clamping force is ensured, the bending angle of the electric wire can be correspondingly reduced, the electric wire is prevented from being mounted by the electric insulator due to the overlarge bending radian, and after the electric wire is mounted, the electric insulator is prevented from rebounding and vibrating too much due to the overlarge bending radian, so that the electric insulator is easily damaged.

When transporting insulators, clamping a telegraph pole by clamping jaws, slightly clamping two clamping jaws by using fasteners, guiding the clamping jaws during upward movement, after an insulator installation auxiliary tool is transferred to a high position, screwing the fasteners to tightly clamp the telegraph pole by the two clamping jaws, enabling the insulators to be obliquely arranged between the telegraph pole and an electric wire due to the fact that the electric wire has sag under the influence of gravity, turning over an upper mounting seat, clamping the electric wire in an upper through groove and a lower through groove, bending the electric wire through a through hole which is arranged in a staggered manner, carrying out primary clamping, starting a motor, driving a bidirectional screw rod to rotate by the motor, driving a first nut and a second nut in the middle of the bidirectional screw rod to move towards two sides, enabling a first sliding seat to move towards one side close to the telegraph pole by the movement of the first nut, driving two horizontal sliding seats to move, and centering and clamping the horizontal sliding seats under the, the horizontal sliding seat drives the first lower pressing seat to move through the transmission plate, the first lower pressing seat slides obliquely along the upper sliding channel, the first sliding seat is matched for clamping the electric wire in the vertical direction, and the electric wire is locally bent through the obliquely arranged clamping groove, so that the electric wire is subjected to radial force and axial force at the same time, and the clamping performance is further improved; the second nut removes to one side that makes the second slide far away from the wire pole and removes, the second slide makes the second push down the seat through the spliced pole and carries out the syntropy and remove, and push down, carry out the centre gripping to the electric wire, rotate the insulator fixing base, put into the mounting groove with old and useless insulator chain, take out the installation with new insulator, after the installation, it loosens to make the electric wire through motor drive, the electric wire kick-backs rapidly under self gravity and flexible effect, insulator chain shakes under the electric wire effect, expand insulator chain rapidly, accomplish the installation.

Furthermore, the clamping device is arranged in a cavity between the lower mounting seat and the upper mounting seat, the clamping device comprises a first clamping component and a second clamping component, the moving directions of the first clamping component and the second clamping component on the electric wire are opposite, the first clamping component comprises a first sliding seat and a first pressing seat, horizontal sliding seats are arranged at two ends of the upper side of the first sliding seat and are in sliding connection with the first sliding seat through guide pillars, sliding ways are arranged at two sides of the upper end of the first sliding seat, the guide pillars are inserted into the sliding ways, clamping cavities which are symmetrically arranged are arranged in the middle of the upper mounting seat, the aperture of each clamping cavity extending outwards from the middle is gradually reduced, an upper sliding way is arranged on the upper wall surface of each clamping cavity, one side of the first pressing seat is in sliding connection with the upper sliding way, the second clamping component comprises a second sliding seat and a second pressing seat, the bottom end of the second pressing seat is in sliding connection with the second sliding seat through a connecting, the lower end of the second lower pressing seat is provided with a rubber ring, the second lower pressing seat is connected with the upper slideway in a sliding manner, the lower end of the lower mounting seat is provided with a lower slideway, and one sides of the first sliding seat and the second sliding seat are respectively connected with the lower slideway in a sliding manner.

The clamping device is arranged between the lower mounting seat and the upper mounting seat, the electric wire is preliminarily clamped through the gravity of the upper mounting seat, the mounting and the positioning are assisted, the electric wire is bidirectionally clamped through the first clamping component and the second clamping component, the clamping force on the electric wire is improved, the clamping on the electric wire is completed when the first clamping component and the second clamping component move outwards from the middle position, the first clamping component is a main electric wire clamping device, when the first clamping component accidentally loosens, the electric wire slides outwards from the inside of the electric insulator mounting auxiliary tool to drive the second clamping component to move outwards, so that the clamping force is improved, the upper wall surface of the clamping cavity is provided with an upper slideway, one side of the first pressing seat is in sliding connection with the upper slideway, the first sliding seat is positioned below the electric wire, the first pressing seat is positioned above the electric wire, the electric wire is vertically clamped, the horizontal sliding seats are positioned on two sides of the horizontal axis of the electric wire, the wire is clamped in two directions in the horizontal direction, the first clamping assembly is used for clamping the wire in four points, the clamping performance is further improved, the horizontal sliding seat and the first sliding seat are in sliding connection through a guide pillar and a slide rail, the first sliding seat slides towards one side of the lower mounting seat, the clamping cavities are symmetrically arranged in the middle of the upper mounting seat, the aperture of each clamping cavity extending from the middle to the outer side is gradually reduced, the horizontal sliding seat slides along the inner wall surface of each clamping cavity to complete the centering clamping of the wire, the bottom end of the second lower pressing seat is in sliding connection with the second sliding seat through a connecting pillar, the second lower pressing seat is in sliding connection with the upper slide rail, the second lower pressing seat slides towards one side along with the second sliding seat to gradually press down to complete the clamping of the wire, rubber rings are arranged on the second lower pressing seat and the second sliding seat to increase friction, the clamping force is further improved, and the wire damage caused, the first sliding seat and the second sliding seat are guided in a sliding mode through the lower sliding way, and the positioning and clamping performance is improved.

Further, power device is located the clamping device downside, power device includes motor and two-way lead screw, two-way lead screw both ends are equipped with the axle bed, frame subassembly still includes base and motor fixing base, be equipped with the turn-trough in the middle of the base, axle bed one side and turn-trough one side wall fastening connection, the cover is equipped with first nut and second nut in proper order on the two-way lead screw, the base upper end is equipped with the spout, first slide passes the spout and first nut is connected, second slide one end is passed the spout and is connected with the second nut, be equipped with the motor mounting groove in the middle of the motor fixing base, the motor inserts in the motor mounting groove, motor output and two-way lead screw fastening connection, horizontal slide one side is equipped with the driving plate, driving plate one side.

The power device is positioned at the lower side of the clamping device and provides power for the automatic clamping of the clamping device, the motor is a main power source and fixedly installs the motor through a motor installation groove, a rotary groove is arranged in the base, a bidirectional screw rod is arranged in the rotary groove, two ends of the bidirectional screw rod are supported through a shaft seat so that the bidirectional screw rod can rotate along an axis, the bidirectional screw rod is symmetrically provided with two groups of threads with opposite directions along the middle section, a first nut and a second nut are sequentially sleeved on different threads, the moving directions of the first nut and the second nut are opposite along with the rotation of the bidirectional screw rod, two reverse displacement outputs are realized, the clamping efficiency is improved, the weight of an installation auxiliary tool is reduced, the first sliding seat is connected with the first nut, the second sliding seat is connected with the second nut, the first sliding seat and the second sliding seat are reversely moved along with the rotation of the bidirectional screw rod, and the, carry out quick location through the motor and press from both sides tightly, set up the driving plate in horizontal sliding seat one side, driving plate and first seat sliding connection that pushes down drive first seat removal of pushing down through the driving plate, cooperate first slide to accomplish the clamp of the vertical direction of electric wire.

As optimization, horizontal slide symmetrical arrangement is in the electric wire both sides, press from both sides tightly the electric wire horizontal direction through two horizontal slides of symmetrical arrangement, cooperation first slide and first seat of pushing down carry out the quadriversal centre gripping to the electric wire, further improve the clamp force, prevent that the electric wire is unexpected to drop, horizontal slide is close to electric wire one side and is equipped with the tight groove of clamp of slope arrangement, first slide upper end and first seat lower extreme of pushing down are equipped with the tight groove of clamp of syntropy slope, through the tight groove of clamp of slope arrangement that first slide, first seat of pushing down and two horizontal slides set up, bend the electric wire locally, make the clamp force to the electric wire divide into axial force and radial force, prevent that local pressure from destroying electric wire inner structure too greatly, further improve the clamp force to the electric wire.

Preferably, the upper end of the upper mounting seat is provided with a fixed groove, the frame assembly further comprises an insulator fixing seat, a base is tightly connected with the lower mounting seat, the lower mounting seat is connected with the upper mounting seat through a hinge, one side of the insulator fixing seat is connected with the upper mounting seat through a shaft hole, the auxiliary tool for mounting the electric insulator is divided into a three-layer structure, the insulator fixing seat is provided with a mounting groove, the mounting groove and the fixed groove are symmetrically arranged on two sides of the insulator, when the insulator is conveyed, the insulator fixing seat and the upper mounting seat are closed to protect the insulator so as to prevent the insulator from being damaged in the conveying process, when the insulator is replaced, the insulator fixing seat is opened, the waste insulator is placed into the mounting groove so as to prevent the new insulator from being mounted, a plurality of supports are arranged in the mounting groove and the fixed groove, the insulator, the interval is less than the support interval of arranging in the centre between the both ends of adjacent support, when carrying out insulator chain's change, because length is longer, it is inconvenient to launch directly in the below and transport, and weight ratio is bigger, it is great to launch the degree of difficulty aloft, cause the potential safety hazard easily, make insulator chain expand in the below tentatively through the loose mode in the middle of the tight both ends, when installing, arrange insulator chain slope, make insulator chain further expand under self gravity, it is too big in order to prevent to install back electric wire kick-back vibrations, insulator chain keeps a less inclination, it vibrates to drive insulator chain after the electric wire to loosen, vibrate through insulator chain and make insulator chain loosen completely, alleviate operating personnel work load.

As optimization, fixing device arranges in motor fixing base one side, remove and fix whole insulator installation appurtenance through fixing device, fixing device includes the axis of rotation, the axis of rotation both ends are equipped with rotates the seat, support through the bi-polar and fix the axis of rotation, rotate seat one side and motor fixing base fastening connection, improve connection performance through fastening connection, prevent to take off, two clamping jaws are established to the cover in the axis of rotation, press from both sides tight wire pole through the clamping jaw, through fastener fastening connection between the clamping jaw, lock two clamping jaws through the fastener, when moving insulator installation appurtenance to the high position, screw up the fastener, prevent that insulator installation appurtenance from taking off.

Compared with the prior art, the invention has the following beneficial effects: the axes of the through holes on the two sides are arranged in a staggered manner, radial force and axial force are generated simultaneously, the auxiliary clamping device improves the clamping performance, the clamping force is ensured, the bending angle of the wire can be correspondingly reduced, and the electric insulator is prevented from being damaged due to too large rebound vibration caused by too large bending radian; the bidirectional screw rod is symmetrically provided with two groups of threads in opposite directions along the middle section, so that two reverse displacement outputs are realized, and the clamping efficiency is improved; the rubber rings arranged on the second lower pressing seat and the second sliding seat can increase friction, further improve clamping force and avoid the electric wire from being damaged due to overlarge clamping force, and the electric wire is effectively prevented from falling off when the first clamping assembly fails due to the fact that the calibers of the clamping cavity towards two sides are gradually reduced; the electric wire is partially bent through the first sliding seat, the first lower pressing seat and the clamping grooves which are obliquely arranged on the two horizontal sliding seats, so that the clamping force on the electric wire is divided into axial force and radial force, the internal structure of the electric wire is prevented from being damaged due to excessive local pressure, and the clamping force on the electric wire is further improved; through the loose mode in the middle of tight two, when installing, arrange insulator chain slope, make insulator chain further expand under self gravity, it is too big in order to prevent the electric wire resilience vibrations after the installation, insulator chain keeps a less inclination, drive insulator chain vibration after loosening the electric wire, vibrate through insulator chain and make insulator chain loosen completely, alleviate operating personnel work load.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic diagram of the general structure of the present invention;

FIG. 2 is a right side view of the view of FIG. 1;

FIG. 3 is a sectional view taken along line A of the view of FIG. 2;

FIG. 4 is a view from the direction B of the view of FIG. 1;

FIG. 5 is a view of the first clamping assembly D of the view of FIG. 3;

FIG. 6 is a second clamp assembly C oriented view of the view of FIG. 3;

FIG. 7 is an enlarged partial view of the view of FIG. 5;

FIG. 8 is a schematic view of the wire bending clamp of the present invention;

in the figure: 1-frame component, 11-base, 111-revolving groove, 112-sliding groove, 12-lower mounting seat, 121-lower sliding way, 122-lower through groove, 13-upper mounting seat, 131-clamping cavity, 132-upper sliding way, 133-upper through groove, 134-fixing groove, 14-insulator fixing seat, 141-mounting groove, 15-motor fixing seat, 151-motor fixing seat, 16-bracket, 2-power device, 21-motor, 22-bidirectional screw rod, 23-shaft seat, 24-first nut, 25-second nut, 3-clamping device, 31-first clamping component, 311-first sliding seat, 3111-sliding way, 312-horizontal sliding seat, 313-first lower pressing seat, 314-driving plate, 315-clamping groove, 316-guide column, 32-second clamping component, 321-second sliding seat, 322-second pressing seat, 323-connecting column, 324-rubber ring, 4-fixing device, 41-rotating seat, 42-rotating shaft, 43-clamping jaw and 44-fastening piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides the technical scheme that:

as shown in fig. 1 to 3, an auxiliary tool for installing an overhead line power insulator comprises a frame assembly 1, a power device 2, a clamping device 3 and a fixing device 4, the power device 2 is tightly connected with the frame assembly 1, the frame assembly 1 is movably connected with the clamping device 3, the clamping device 3 is tightly connected with the power device 2, the fixing device 4 is tightly connected with the frame assembly 1, the frame assembly 1 comprises a lower mounting seat 12 and an upper mounting seat 13, one side of the lower mounting seat 12 is connected with one side of the upper mounting seat 13 through a hinge, lower grooves 122 are arranged on two sides of the upper end of the lower mounting seat 12, upper through grooves 133 are arranged on two sides of the lower end of the upper mounting seat 13, the lower through grooves 122 and the upper through grooves 133 are combined to form a complete through hole, and axes of the through holes on.

The invention conveys the electric insulator through the frame component 1, avoids the electric insulator from being damaged, clamps the electric wire through the clamping device 3, prevents the electric wire from loosening in the process of replacing the electric insulator, improves the replacing efficiency of the electric insulator, improves the connecting efficiency by the power device 2 and the frame component 1 through fastening connection, prevents the loosening of the power device 2 from influencing power transmission, movably connects the frame component 1 and the clamping device 3, moves the clamping device 3 in the frame component 1, clamps the electric wire along with the movement of the clamping device 3, avoids manual clamping through automatic clamping, reduces clamping errors, improves the replacing efficiency of the electric insulator, enables the displacement output to be more stable by the fastening connection of the clamping device 3 and the power device 2, prevents the loosening through the fastening connection of the fixing device 4 and the frame component 1, and fixes the auxiliary tool for installing the electric insulator through the fixing device 4, when the electric insulator is replaced, an electric wire passes through a through hole between an upper mounting seat 13 and a lower mounting seat 12 and is clamped by a clamping device 3, the lower mounting seat 12 is connected with the upper mounting seat 13 through a hinge, the upper mounting seat 13 can rotate along the axis of the hinge, the electric wire is firstly placed in a lower through groove 122 of the lower mounting seat 12, the upper mounting seat 13 is rotated to finish the primary clamping of the electric wire, the electric wire is bent between auxiliary tools for mounting the electric insulator due to the staggered arrangement of the axes of the through holes at two sides, radial force and axial force are generated simultaneously, the auxiliary clamping device 3 improves the clamping performance, in order to improve the convenience of mounting the electric insulator, the electric wire needs to be pulled to a telegraph pole, the electric wire can sag downwards under the action of the self gravity, the vertical deviation is generated between the electric wire and the mounting position of the electric insulator on the telegraph pole, and the electric wire and, when guaranteeing clamping force, can also correspondingly reduce the bending angle of electric wire, prevent that the too big electric power insulator installation of influence of electric wire bending radian, after the installation is accomplished, too big bending radian can cause electric power insulator resilience vibration too big, causes electric power insulator to damage easily.

When transporting insulators, the telegraph pole is clamped by the clamping jaws 43, the two clamping jaws 43 are slightly clamped by the fastening pieces, the clamping jaws 43 play a guiding role in the upward movement, after the insulator installation auxiliary tool is transferred to a high position, the fastening pieces 44 are tightened to enable the two clamping jaws 43 to tightly clamp the telegraph pole, because the electric wire has sag under the influence of gravity, the insulators are obliquely arranged between the telegraph pole and the electric wire, the upper mounting base 13 is turned over to clamp the electric wire in the upper through groove 133 and the lower through groove 122, the electric wire is bent through the through holes which are arranged in a staggered mode to be primarily clamped, the motor 21 is started, the motor 21 drives the two-way lead screw 22 to rotate to drive the first nut 24 and the second nut 25 in the middle of the two-way lead screw 22 to move towards two sides, the first nut 24 moves to enable the first sliding base 311 to move towards one side close to the telegraph, the horizontal sliding base 312 is clamped in a centering way under the action of the side wall of the clamping cavity 131, the horizontal sliding base 312 drives the first lower pressing base 313 to move through the transmission plate 314, the first lower pressing base 313 slides obliquely along the upper slideway 132, the electric wire is clamped in the vertical direction by matching with the first sliding base 311, and the electric wire is partially bent through the clamping groove 315 which is obliquely arranged, so that the electric wire is subjected to radial force and axial force at the same time, and the clamping performance is further improved; the second nut 25 moves to make the second slide 321 move to one side far away from the telegraph pole, the second slide 321 makes the second pushing seat 322 move in the same direction through the connecting column 323, and pushes down, the electric wire is clamped, the insulator fixing seat 14 is rotated, the waste insulator string is placed in the mounting groove 141, a new insulator is taken out and mounted, after the mounting is completed, the electric wire is loosened through the driving of the motor 21, the electric wire rebounds rapidly under the self gravity and the flexible action, the insulator string vibrates under the action of the electric wire, and the insulator string is unfolded rapidly, so that the mounting is completed.

As shown in fig. 3 to 8, the clamping device 3 is installed in the cavity between the lower mounting seat 12 and the upper mounting seat 13, the clamping device 3 includes a first clamping assembly 31 and a second clamping assembly 32, the first clamping assembly 31 and the second clamping assembly 32 move on the electric wire in opposite directions, the first clamping assembly 31 includes a first sliding seat 311 and a first lower pressing seat 313, both ends of the upper side of the first sliding seat 311 are provided with horizontal sliding seats 312, the horizontal sliding seats 312 are slidably connected with the first sliding seat 311 through guide posts 316, both sides of the upper end of the first sliding seat 311 are provided with sliding ways 3111, the guide posts 316 are inserted into the sliding ways 3111, the middle of the upper mounting seat 13 is provided with symmetrically arranged clamping cavities 131, the aperture of the clamping cavities 131 extending from the middle to the outer side is gradually reduced, the upper sliding way 132 is provided on the upper wall surface of the clamping cavities 131, one side of the first lower pressing seat 313 is slidably connected with the upper sliding way 132, the second clamping assembly 32 includes, the bottom end of the second lower pressing seat 322 is connected with the second sliding seat 321 through a connecting column 323 in a sliding manner, the upper end of the second sliding seat 321 is provided with a rubber ring 324, the lower end of the second lower pressing seat 322 is provided with the rubber ring 324, the second lower pressing seat 322 is connected with the upper sliding channel 132 in a sliding manner, the lower end of the lower mounting seat 12 is provided with the lower sliding channel 121, and one side of the first sliding seat 311 and one side of the second sliding seat 321 are respectively connected with the lower sliding channel 121 in a sliding manner.

The clamping device 3 is arranged between the lower mounting seat 12 and the upper mounting seat 13, the electric wire is preliminarily clamped through the gravity of the upper mounting seat 13, the installation and the positioning are assisted, the electric wire is clamped in a two-way mode through the first clamping component 31 and the second clamping component 32, the clamping force on the electric wire is improved, the first clamping component 31 and the second clamping component 32 complete the clamping on the electric wire when moving outwards from the middle position, the first clamping component 31 is a main electric wire clamping device, when the first clamping component 31 accidentally loosens, the electric wire slides outwards from the inside of an electric insulator installation auxiliary tool to drive the second clamping component 32 to move outwards, so that the clamping force is improved, the upper wall surface of a clamping cavity is provided with an upper slide way, one side of the first pressing seat 313 is connected with the upper slide way 132 in a sliding mode, the first slide seat 311 is arranged below the electric wire, the first pressing seat 313 is arranged above the electric wire to clamp the electric wire in the vertical, the horizontal sliding base 312 is located at two sides of the horizontal axis of the electric wire, the electric wire is clamped in two directions in the horizontal direction, the first clamping assembly 31 clamps the electric wire in four points, the clamping performance is further improved, the horizontal sliding base 312 and the first sliding base 311 are in sliding connection through the guide pillar 316 and the slide rail 3111, the first sliding base 311 slides towards one side of the lower mounting base 12, the middle of the upper mounting base 13 is provided with the clamping cavities 131 which are symmetrically arranged, the hole diameter of the clamping cavity 131 extending outwards from the middle is gradually reduced, the horizontal sliding base 312 slides along the inner wall surface of the clamping cavity 131 to complete the centering clamping of the electric wire, the bottom end of the second lower pressing base 322 is in sliding connection with the second sliding base 321 through the connecting pillar 323, the second lower pressing base 322 is in sliding connection with the upper slide rail 132, the second lower pressing base 322 slides towards one side along with the second sliding base 321 and is gradually pressed downwards to complete the clamping of the electric wire, the rubber ring 324 is, further improve the clamp force, can also avoid the too big damage electric wire of clamping-force, carry out the slip direction through glide slope 121 to first slide 311 and second slide 321, improve location centre gripping performance.

As shown in fig. 3, the power device 2 is located at the lower side of the clamping device 3, the power device 2 includes a motor 21 and a bidirectional screw rod 22, shaft seats 23 are disposed at two ends of the bidirectional screw rod 22, the frame assembly 1 further includes a base 11 and a motor fixing seat 15, a rotary groove 111 is disposed in the middle of the base 11, one side of each shaft seat 23 is fastened and connected with a side wall surface of the rotary groove 111, a first nut 24 and a second nut 25 are sequentially sleeved on the bidirectional screw rod 22, a sliding groove 112 is disposed at the upper end of the base 11, the first sliding seat 311 penetrates through the sliding groove 112 to be connected with the first nut 24, one end of the second sliding seat 321 penetrates through the sliding groove 112 to be connected with the second nut 25, a motor mounting groove 151 is disposed in the middle of the motor fixing seat 15, the motor 21 is inserted into the motor mounting groove 151, the output end of the motor 21.

The power device 2 is positioned at the lower side of the clamping device 3 and provides power for automatic clamping of the clamping device 3, the motor 21 is a main power source, the motor 21 is fixedly installed through a motor installation groove 151, a rotary groove 111 is arranged in the base 11, a bidirectional screw 22 is arranged in the rotary groove 111, two ends of the bidirectional screw 22 are supported through a shaft seat 23, the bidirectional screw 22 can rotate along the axis, two groups of threads with opposite directions are symmetrically arranged on the bidirectional screw 22 along the middle section, a first nut 24 and a second nut 25 are sequentially sleeved on different threads, the moving directions of the first nut 24 and the second nut 25 are opposite along with the rotation of the bidirectional screw 22, two reverse displacement outputs are realized, the clamping efficiency is improved, the weight of an installation auxiliary tool is reduced, the first sliding seat 311 is connected with the first nut 24, the second sliding seat 321 is connected with the second nut 25, the first sliding seat 311 and the second sliding seat 321 reversely move along with the rotation of the bidirectional screw 22, thereby accomplish the double-point centre gripping to the electric wire, carry out quick location through motor 21 and press from both sides tightly, set up driving plate 314 in horizontal slide 312 one side, driving plate 314 and first pressure seat 313 sliding connection, drive first pressure seat 313 through driving plate 314 and remove, cooperate first slide 311 to accomplish the clamp of electric wire vertical direction.

As shown in fig. 3 and 5, the horizontal sliding bases 312 are symmetrically arranged on two sides of the electric wire, the electric wire is clamped in the horizontal direction by the two symmetrically arranged horizontal sliding bases 312, the electric wire is clamped in four directions by matching the first sliding base 311 and the first pressing base 313, the clamping force is further improved, the electric wire is prevented from falling off accidentally, a clamping groove 315 obliquely arranged is arranged on one side of the horizontal sliding base 312 close to the electric wire, clamping grooves 315 obliquely arranged in the same direction are arranged at the upper end of the first sliding base 311 and the lower end of the first pressing base 313, the electric wire is partially bent by the obliquely arranged clamping grooves 315 arranged on the first sliding base 311, the first pressing base 313 and the two horizontal sliding bases 312, the clamping force on the electric wire is divided into an axial force and a radial force, the internal structure of the electric wire is prevented from being damaged due to excessive local pressure, and.

As shown in fig. 2 to 4, the upper end of the upper mounting seat 13 is provided with a fixing groove 134, the frame assembly 1 further includes an insulator fixing seat 14, the base 11 is fastened to the lower mounting seat 12, the lower mounting seat 12 is connected to the upper mounting seat 13 through a hinge, one side of the insulator fixing seat 14 is connected to the upper mounting seat 13 through a shaft hole, the auxiliary tool for mounting the electric insulator is divided into a three-layer structure, the insulator fixing seat 14 is provided with a mounting groove 141, the mounting groove 141 and the fixing groove 134 are symmetrically arranged on both sides of the insulator, when the insulator is transported, the insulator fixing seat 14 and the upper mounting seat 13 are closed to protect the insulator, thereby preventing the insulator from being damaged during transportation, when the insulator is replaced, the insulator fixing seat 14 is opened, the waste insulator is placed in the mounting groove 141 to prevent the new insulator from being mounted, and a plurality of brackets 16 are provided in, fix the insulator through support 16, prevent that collision from causing the damage between the insulator, adjacent support 16 interval between both ends is less than the support 16 interval of arranging in the centre, when carrying out the change of insulator chain, because length is longer, it is inconvenient to launch in the below directly to transport, and weight ratio is great, it is great to launch the degree of difficulty aloft, cause the potential safety hazard easily, make insulator chain preliminary expansion in the below through the mode of the tight centre pine in both ends, when installing, arrange insulator chain slope, make insulator chain further expand under self gravity, in order to prevent that the installation back electric wire kick-back vibrations are too big, insulator chain keeps a less inclination, drive insulator chain vibration after loosening the electric wire, vibrate through insulator chain and make insulator chain loosen completely, alleviate operating personnel work load.

As shown in fig. 1 to 3, the fixing device 4 is disposed on one side of the motor fixing seat 15, the entire insulator installation auxiliary tool is moved and fixed by the fixing device 4, the fixing device 4 includes a rotating shaft 41, rotating seats 42 are disposed on two ends of the rotating shaft 41, the rotating shaft 41 is fixed by the double-end support, one side of the rotating seat 42 is tightly connected with the motor fixing seat 15, the connection performance is improved by the tight connection, the loosening is prevented, two clamping jaws 43 are sleeved on the rotating shaft 42, a telegraph pole is clamped by the clamping jaws 43, the clamping jaws 43 are tightly connected by a fastening piece 44, the two clamping jaws 43 are locked by the fastening piece 44, when the insulator installation auxiliary tool is moved to a high position, the fastening piece 44 is tightened, and the loosening of the insulator installation auxiliary.

The working principle of the invention is as follows: the axes of the through holes on the two sides are arranged in a staggered manner, so that the electric wire is bent between the auxiliary tools for installing the power insulator, radial force and axial force are generated at the same time, the auxiliary clamping device 3 improves the clamping performance, and the bending angle of the electric wire can be correspondingly reduced while the clamping force is ensured through the staggered arrangement; the bidirectional screw 22 is symmetrically provided with two groups of threads in opposite directions along the middle section, the first nut 24 and the second nut 25 are sequentially sleeved on different threads, and along with the rotation of the bidirectional screw 22, the moving directions of the first nut 24 and the second nut 25 are opposite, so that two reverse displacement outputs are realized; the rubber rings 324 arranged on the second lower pressing seat 322 and the second sliding seat 321 can increase friction and avoid damage to the electric wire due to overlarge clamping force, and because the caliber of the clamping cavity 131 gradually decreases towards two sides, when the first clamping assembly 31 fails, the electric wire drives the second clamping assembly 32 to move outwards, and the clamping force is larger towards the outer side; the electric wire is partially bent through the first sliding seat 311, the first lower pressing seat 313 and the clamping grooves 315 which are obliquely arranged on the two horizontal sliding seats 312, so that the clamping force on the electric wire is divided into an axial force and a radial force; the insulator string is initially unfolded below in a mode of tightening and loosening two ends and the middle, when the insulator string is installed, the insulator string is obliquely arranged, the insulator string is further unfolded under the self gravity, the insulator string is driven to vibrate after the electric wire is loosened, and the insulator string is completely loosened through vibration of the insulator string.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Overhead line power insulator installation appurtenance, its characterized in that: the auxiliary tool for mounting the electric insulator comprises a frame assembly (1), a power device (2), a clamping device (3) and a fixing device (4), wherein the power device (2) is fixedly connected with the frame assembly (1), the frame assembly (1) is movably connected with the clamping device (3), the clamping device (3) is fixedly connected with the power device (2), the fixing device (4) is fixedly connected with the frame assembly (1), the frame assembly (1) comprises a lower mounting seat (12) and an upper mounting seat (13), one side of the lower mounting seat (12) is connected with one side of the upper mounting seat (13) through a hinge, lower through grooves (122) are formed in two sides of the upper end of the lower mounting seat (12), upper through grooves (133) are formed in two sides of the lower end of the upper mounting seat (13), and the lower through grooves (122) and the upper through grooves (133) are combined to form a complete through hole, the axes of the through holes on the two sides are arranged in a staggered manner.

2. An overhead line power insulator installation aid according to claim 1, characterized in that: the clamping device (3) is arranged in a cavity between a lower mounting seat (12) and an upper mounting seat (13), the clamping device (3) comprises a first clamping component (31) and a second clamping component (32), the moving directions of the first clamping component (31) and the second clamping component (32) on the electric wire are opposite, the first clamping component (31) comprises a first sliding seat (311) and a first pressing seat (313), horizontal sliding seats (312) are arranged at two ends of the upper side of the first sliding seat (311), the horizontal sliding seats (312) are connected with the first sliding seat (311) in a sliding mode through guide columns (316), sliding ways (3111) are arranged at two sides of the upper end of the first sliding seat (311), the guide columns (316) are inserted into the sliding ways (3111), clamping cavities (131) which are symmetrically arranged are arranged in the middle of the upper mounting seat (13), and the apertures of the clamping cavities (131) extend outwards from the middle to the outside, press from both sides tight chamber (131) upper wall face and be equipped with slide (132), first seat (313) one side and last slide (132) sliding connection push down, second centre gripping subassembly (32) include second slide (321) and second push down seat (322), second push down seat (322) bottom is through spliced pole (323) and second slide (321) sliding connection, second slide (321) upper end is equipped with rubber circle (324), second push down seat (322) lower extreme is equipped with rubber circle (324), second push down seat (322) and last slide (132) sliding connection, mount pad (12) lower extreme is equipped with glide slope (121) down, first slide (311) and second slide (321) one side respectively with glide slope (121) sliding connection.

3. An overhead line power insulator installation aid according to claim 2, characterized in that: the power device (2) is positioned at the lower side of the clamping device (3), the power device (2) comprises a motor (21) and a bidirectional lead screw (22), shaft seats (23) are arranged at two ends of the bidirectional lead screw (22), the frame assembly (1) further comprises a base (11) and a motor fixing seat (15), a rotary groove (111) is arranged in the middle of the base (11), one side of each shaft seat (23) is fixedly connected with one side wall surface of the rotary groove (111), a first nut (24) and a second nut (25) are sequentially sleeved on the bidirectional lead screw (22), a sliding groove (112) is arranged at the upper end of the base (11), the first sliding seat (311) penetrates through the sliding groove (112) to be connected with the first nut (24), one end of the second sliding seat (321) penetrates through the sliding groove (112) to be connected with the second nut (25), a motor mounting groove (151) is arranged in the middle of the motor fixing, the motor (21) is inserted into the motor mounting groove (151), the output end of the motor (21) is fixedly connected with the bidirectional screw rod (22), a transmission plate (314) is arranged on one side of the horizontal sliding seat (312), and one side of the transmission plate (314) is connected with the first pressing seat (313) in a sliding mode.

4. An overhead line power insulator installation aid according to claim 2, characterized in that: the horizontal sliding seats (312) are symmetrically arranged on two sides of the electric wire, clamping grooves (315) which are obliquely arranged are formed in one side, close to the electric wire, of the horizontal sliding seats (312), and clamping grooves (315) which are obliquely arranged in the same direction are formed in the upper end of the first sliding seat (311) and the lower end of the first pressing seat (313).

5. An overhead line power insulator installation aid according to claim 2, characterized in that: go up mount pad (13) upper end and be equipped with fixed slot (134), frame subassembly (1) still includes insulator fixing base (14), insulator fixing base (14) one side and last mount pad (13) are through the shaft hole connection, be equipped with mounting groove (141) on insulator fixing base (14), mounting groove (141) and fixed slot (134) symmetrical arrangement are equipped with a plurality of supports (16) in mounting groove (141) and fixed slot (134) in the insulator both sides, and are adjacent support (16) interval between both ends is less than support (16) interval of arranging in the centre.

6. An overhead line power insulator installation aid according to claim 3, wherein: fixing device (4) are arranged in motor fixing base (15) one side, fixing device (4) include axis of rotation (42), axis of rotation (42) both ends are equipped with rotation seat (41), rotate seat (41) one side and motor fixing base (15) fastening connection, two clamping jaws (43) are established to the cover on axis of rotation (42), through fastener (44) fastening connection between clamping jaw (43).