CN112838522B

CN112838522B - Auxiliary tool for mounting overhead line power insulator

Info

Publication number: CN112838522B
Application number: CN202110225732.0A
Authority: CN
Inventors: 李学秀
Original assignee: Guangdong Xinlian Construction Engineering Co ltd
Current assignee: Guangdong Xinlian Construction Engineering Co ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2023-06-23
Anticipated expiration: 2041-03-01
Also published as: CN114865533A; CN112838522A

Abstract

The invention discloses an auxiliary tool for installing an overhead line power insulator, which comprises a frame assembly, a power device, a clamping device and a fixing device, wherein the power device is fixedly connected with the frame assembly, the clamping device is movably connected with the clamping device, the clamping device is fixedly connected with the power device, the fixing device is fixedly connected with the frame assembly, the frame assembly comprises a lower mounting seat and an upper mounting seat, one side of the lower mounting seat is connected with one side of the upper mounting seat through a hinge, two sides of the upper end of the lower mounting seat are provided with lower through grooves, two sides of the lower end of the upper mounting seat are provided with upper through grooves, the lower through grooves and the upper through grooves are combined into a complete through hole, the axes of the through holes on the two sides are arranged in a staggered manner, the upper end of the upper mounting seat is provided with a fixing groove, one side of the insulator fixing seat is connected with the upper mounting seat through a shaft hole, and the mounting groove and the fixing groove are symmetrically arranged on two sides of the insulator.

Description

Auxiliary tool for mounting overhead line power insulator

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 power grid transmission process, the electric insulator is commonly used between the electric wire and the telegraph pole to play the role of connection support, in the long-distance transmission process, in order to ensure the safety of a line, the electric wire is often erected at the high altitude, and the insulator is frequently corroded by wind power and ice and snow in the working process, the electric wire is easy to damage, after the insulator in the high altitude is damaged, the electric wire is inconvenient to replace due to the influence of working environment, in particular to the ceramic insulator string, the electric wire is very inconvenient to move up, the electric wire is extremely easy to damage, in addition, the electric wire is required to be manually pulled to the telegraph pole when the insulator string is replaced, the electric wire is loosened, the electric wire is extremely easy to displace in the vertical plane due to the fact that the flexible rope pulls the electric wire, so that the bending angle of the electric wire is overlarge, after the insulator string is installed, once the electric wire is loosened, the insulator string is excessively large under the flexible effect of the electric wire self, the clamping force of the electric wire cannot be ensured, once the electric wire is loosened, the insulator string is installed in the conventional clamping mode, the installation of the insulator string is greatly troublesome, and 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, so as to solve the problems in the background technology.

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

the utility model provides an overhead line power insulator installs appurtenance, including 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, frame subassembly includes mount pad and last mount pad down, mount pad one side and last mount pad one side are through hinged joint down, lower mount pad upper end both sides are equipped with down and link up the groove, it is equipped with and link up the groove to go up the mount pad lower extreme both sides, link up the groove down and link up the groove and make up into complete through-hole with last through-hole, both sides through-hole axis misalignment arrangement.

The invention conveys the electric insulator through the frame component, avoids damaging the electric insulator, clamps the electric wire through the clamping device, prevents the electric wire from loosening in the process of replacing the electric insulator, improves the replacement 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 the power transmission, movably connects the frame component and the clamping device, moves in the frame component, clamps the electric wire along with the movement of the clamping device, avoids manual clamping through automatic clamping, reduces clamping errors, improves the replacement efficiency of the electric insulator, ensures that 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, fixes the electric insulator installation auxiliary tool through the fixing device, when the electric insulator is replaced, the electric wire passes through the through holes between the upper mounting seat and the lower mounting seat and is clamped by the clamping device, the lower mounting seat and the upper mounting seat are connected by the hinge, the upper mounting seat can rotate along the axis of the hinge, the electric wire is firstly put into the lower through groove of the lower mounting seat, the upper mounting seat is rotated to finish the preliminary clamping of the electric wire, the electric wire is bent among auxiliary tools for mounting the electric insulator due to the axial misalignment of the through holes at the two sides, the radial force and the axial force are generated at the same time, the auxiliary clamping device improves the clamping performance, the electric wire is required to be pulled to the telegraph pole for improving the convenience of mounting the electric insulator, the electric wire can drop downwards under the self gravity effect, the vertical deviation is generated at the mounting positions of the electric wire and the electric insulator on the telegraph pole, the clamping force is ensured through misalignment arrangement, the bending angle of the electric wire can be reduced correspondingly, the electric wire bending radian is prevented from influencing the installation of the electric insulator, and after the installation is completed, the electric insulator is prevented from being rebound and vibrated too much due to the excessive bending radian, so that the electric insulator is easy to damage.

When the insulator is transported, the wire pole is clamped by the clamping jaws, the two clamping jaws are slightly clamped by the fastening pieces, the clamping jaws play a guiding role in the upward movement, after the insulator installation auxiliary tool is moved to a high position, the clamping pieces are screwed to tightly clamp the wire pole, the wire is affected by gravity to have sagging, the insulator is obliquely arranged between the wire pole and the wire, the upper mounting seat is turned over, the wire is clamped in the upper through groove and the lower through groove, the wire is bent through the through holes which are arranged in a staggered manner, the preliminary clamping is carried out, the motor is started, the motor drives the bidirectional screw rod to rotate, the first nut and the second nut in the middle of the bidirectional screw rod are driven to move to two sides, the first nut moves to enable the first slide seat to move to the side close to the wire pole, the horizontal slide seat is driven to move under the action of the side wall of the clamping cavity, the first lower pressing seat is driven by the transmission plate to move, the first lower pressing seat slides obliquely and is matched with the first slide seat to clamp the wire in the vertical direction, and the wire is locally clamped through the clamping groove which is obliquely arranged, so that the clamping groove is subjected to radial force and axial force simultaneously, and the clamping performance is further improved; the second nut moves to make the second slide to the one side of keeping away from the wire pole remove, the second slide makes the second push down the seat through the spliced pole and carries out the syntropy and remove to 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 cluster, take out the installation with new insulator, after the installation, make the electric wire loosen through motor drive, the electric wire is rebounded rapidly under self gravity and flexible action, the insulator cluster shakes under the electric wire effect, expand the insulator cluster rapidly, accomplish the installation.

Further, clamping device installs in the cavity between lower mount pad and the last mount pad, clamping device includes first clamping component and second clamping component, first clamping component and second clamping component remove opposite direction on the electric wire, first clamping component includes first slide and first seat of pushing down, first slide upside both ends are equipped with horizontal slide, horizontal slide passes through guide pillar and first slide sliding connection, first slide upper end both sides are equipped with the slide, the guide pillar inserts in the slide, upward be equipped with symmetrical arrangement's clamp chamber in the middle of the mount pad, clamp chamber extends the aperture from the centre outside and reduces gradually, clamp chamber upper wall is equipped with the slide, first seat one side and last slide sliding connection push down, second clamping component includes second slide and second push down the seat, second push down the seat bottom and pass through spliced pole and second slide sliding connection, second slide upper end is equipped with the rubber circle, second push down seat and last slide sliding connection, the mount pad lower extreme is equipped with down the slide, first slide and second side respectively with slide sliding connection down.

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 installation and positioning are assisted, the electric wire is clamped in a two-way manner through the first clamping component and the second clamping component, the clamping force on the electric wire is improved, the clamping of 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 is accidentally loosened, the electric wire slides outwards from the inside of the electric insulator installation auxiliary tool, the second clamping component is driven to move outwards, so that the clamping force is improved, an upper slideway is arranged on the upper wall surface of the clamping cavity, one side of the first lower pressing seat is in sliding connection with the upper slideway, the first sliding seat is positioned below the electric wire, the first lower pressing seat is positioned above the electric wire, the electric wire is clamped in the vertical direction, the horizontal sliding seat is positioned on 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 component clamps the electric wire at four points, the clamping performance is further improved, the horizontal sliding seat and the first sliding seat are connected in a sliding way through the guide pillar and the sliding way, the symmetrical clamping cavities are arranged in the middle of the upper mounting seat along with the sliding of the first sliding seat to one side of the lower mounting seat, the aperture of the clamping cavities extending outwards from the middle is gradually reduced, the horizontal sliding seat slides along the inner wall surface of the clamping cavity to finish centering and clamping the electric wire, the bottom end of the second pressing seat is connected with the second sliding seat in a sliding way through the connecting pillar, the second pressing seat is connected with the upper sliding way in a sliding way, the second pressing seat slides to one side along with the second sliding seat, the clamping of the electric wire is finished by gradually pressing down, the rubber ring is arranged on the second pressing seat and the second sliding seat, the friction can be increased, the clamping force is further improved, the electric wire is prevented from being damaged by overlarge clamping force, the first sliding seat and the second sliding seat are guided in a sliding way, so that 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, the frame assembly still includes base and motor fixing base, be equipped with the gyration groove in the middle of the base, axle bed one side and gyration groove side wall fastening connection, the last first nut and the second nut of overlapping in proper order of two-way lead screw, the base upper end is equipped with the spout, first slide passes the spout and is connected with first nut, spout and second nut are passed to second slide one end and are connected, 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 drive plate, drive plate one side and first seat sliding connection that pushes down.

The power device is located the clamping device downside, for clamping device carries out automatic centre gripping and provides power, the motor is main power supply, carry out fixed mounting to the motor through the motor mounting groove, be equipped with the gyration groove in the gyration inslot, be equipped with two-way lead screw at two ends of two-way lead screw and support through the axle bed, make two-way lead screw can rotate along the axis, two-way lead screw is equipped with two sets of screw threads opposite in direction along middle cross-section symmetry, first nut and second nut overlap in proper order and establish on different screw threads, along with two-way lead screw rotates, first nut and second nut remove opposite in direction, realize two reverse displacement output, improve clamping efficiency, reduce weight to installation appurtenance, first slide and first nut are connected, second slide and second nut are connected, make first slide and second slide rotate along with two-way lead screw and carry out reverse removal, thereby accomplish the double-point centre gripping to the electric wire, carry out quick location clamp through the motor, set up the drive plate on one side of the horizontal slide, drive plate and first push down seat sliding connection, it moves to drive first push down seat through the drive plate, the clamp to vertical direction to accomplish first slide.

As the optimization, horizontal slide symmetrical arrangement is in the electric wire both sides, press from both sides tight to electric wire horizontal direction through two horizontal slides of symmetrical arrangement, cooperate first slide and first seat of pushing down to carry out four-way centre gripping to the electric wire, further improve clamping force, prevent that the electric wire is unexpected to drop, horizontal slide is close to electric wire one side and is equipped with the clamping groove of slope arrangement, first slide upper end and first seat lower extreme of pushing down are equipped with the clamping groove of the syntropy slope, through the clamping groove of slope arrangement that sets up on first slide, first seat of pushing down and two horizontal slides, carry out local bending to the electric wire, make the clamping force to the electric wire divide into axial force and radial force, prevent that local pressure from damaging electric wire inner structure too much, further improve the clamping force to the electric wire.

As the optimization, it is equipped with the fixed slot to go up the mount pad upper end, the frame subassembly still includes the insulator fixing base, base and mount pad fastening connection down, mount pad and last mount pad pass through hinged joint down, insulator fixing base one side and last mount pad pass through the shaft hole and connect, divide into three laminar structures with electric insulator installation appurtenance, be equipped with the mounting groove on the insulator fixing base, mounting groove and fixed slot symmetrical arrangement are in the insulator both sides, when transporting the insulator, through with insulator fixing base and last mount pad closure protect the insulator, prevent that the insulator from taking place to damage in transporting the in-process, when changing the insulator, open the insulator fixing base, put into the mounting groove with old and useless insulator, prevent to influence the new insulator of installation, be equipped with a plurality of supports in mounting groove and the fixed slot, fix the insulator through the support, prevent that the insulator from taking place to collide and causing the damage, adjacent support is less than the support interval at the intermediate arrangement between both ends, when carrying out the change of insulator string, because the length ratio is longer, directly expand inconvenient in the below, and the weight ratio is great, it is easy to cause the safety in transporting, make the insulator string slope down and the insulator string is difficult, make the insulator string is more flexible, and the insulator string is further vibrate in order to loosen the insulator string is difficult, make the insulator string is more difficult, and is inclined and is kept the insulator string and is more than the vibration to the insulator string is inclined and is more than the vibration to the insulator string to the work and is more than the insulator string to the vibration to the insulator string to the vibration.

As the 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 the rotation seat, fix the axis of rotation through bi-polar support, rotate seat one side and motor fixing base fastening connection, improve linking property through fastening connection, prevent to loosen, the cover is established two clamping jaws 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 to the high position with insulator installation appurtenance, screw up the fastener, prevent insulator installation appurtenance pine takes off.

Compared with the prior art, the invention has the following beneficial effects: the axial lines of the through holes on two sides are arranged in a staggered manner, and radial force and axial force are generated at the same time, so that the auxiliary clamping device improves the clamping performance, and the bending angle of the electric wire can be correspondingly reduced while the clamping force is ensured by the staggered arrangement, so that the electric insulator is prevented from being damaged due to overlarge rebound vibration caused by overlarge bending radian; two groups of threads with opposite directions are symmetrically arranged on the bidirectional screw rod along the middle section, so that two opposite displacement outputs are realized, and the clamping efficiency is improved; the rubber rings are arranged on the second pressing seat and the second sliding seat, so that friction can be increased, clamping force is further improved, the electric wire can be prevented from being damaged due to overlarge clamping force, and the caliber of the clamping cavity is gradually reduced towards two sides, so that the electric wire is effectively prevented from falling off when the first clamping assembly fails; the electric wire is locally bent through the obliquely arranged clamping grooves arranged on the first sliding seat, the first pressing seat and 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 overlarge local pressure, and the clamping force on the electric wire is further improved; through the loose mode in the middle of the both ends are tight, when installing, arrange the insulator chain slope, make the insulator chain further expand under self gravity, in order to prevent that the electric wire rebound vibrations after the installation are too big, the insulator chain keeps a less inclination, drives the insulator chain after loosening the electric wire and shakes, makes the insulator chain loosen completely through the insulator chain concussion, alleviates operating personnel work load.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

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

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

FIG. 3 is a cross-sectional view taken along the direction A of the view of FIG. 2;

FIG. 4 is a B-direction view 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 view from the side of the second clamping assembly C of the view of FIG. 3;

FIG. 7 is an enlarged view of a portion of the view of FIG. 5;

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

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

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The invention provides the technical scheme that:

as shown in fig. 1 to 3, the auxiliary tool for installing the overhead line power 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, two sides of the upper end of the lower mounting seat 12 are provided with lower through grooves 122, two sides of the lower end of the upper mounting seat 13 are provided with upper through grooves 133, the lower through grooves 122 and the upper through grooves 133 are combined into complete through holes, and the axial lines of the through holes on two sides are arranged in a staggered mode.

The invention conveys the electric insulator through the frame component 1, avoids damaging the electric insulator, 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 replacement efficiency of the electric insulator, improves the connection efficiency through fastening connection of the power device 2 and the frame component 1, prevents the loosening of the power device 2 from influencing the 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 replacement efficiency of the electric insulator, ensures that the displacement output is more stable through fastening connection of the clamping device 3 and the power device 2, ensures that the loosening is prevented through fastening connection of the fixing device 4 and the frame component 1, fixes the electric insulator installation auxiliary tool through the fixing device 4, when the electric insulator is replaced, the electric wire passes through the through holes between the upper mounting seat 13 and the lower mounting seat 12 and is clamped by the clamping device 3, the lower mounting seat 12 and the upper mounting seat 13 are connected by a hinge, the upper mounting seat 13 can rotate along the axis of the hinge, the electric wire is firstly put into the lower through groove 122 of the lower mounting seat 12, the upper mounting seat 13 is rotated to finish the preliminary clamping of the electric wire, the electric wire is bent between the auxiliary tools for mounting the electric insulator due to the eccentric arrangement of the axes of the through holes on two sides, and simultaneously, the radial force and the axial force are generated, the auxiliary clamping device 3 improves the clamping performance, the electric wire needs to be pulled to the electric wire pole for improving the convenience of mounting the electric insulator, the electric wire can drop downwards under the action of self gravity, the vertical deviation is generated at the mounting positions of the electric wire and the electric insulator on the electric wire pole, through the misalignment arrangement, when guaranteeing the clamping force, the bending angle of the electric wire can be correspondingly reduced, the electric wire bending radian is prevented from being too large to influence the installation of the electric insulator, and after the installation is completed, the electric insulator is prevented from being too large in rebound vibration due to the too large bending radian, so that the electric insulator is easy to damage.

When the insulator is transported, the wire pole is clamped by the clamping jaws 43, the two clamping jaws 43 are slightly clamped by the fasteners, the clamping jaws 43 play a guiding role in the process of moving upwards, after the insulator installation auxiliary tool is moved to a high position, the clamping jaws 44 are screwed to tightly clamp the wire pole, the wire is subjected to the influence of gravity to have sagging, the insulator is obliquely arranged between the wire pole and the wire, the upper mounting seat 13 is turned over, the wire is clamped in the upper through groove 133 and the lower through groove 122, the wire is bent through the through holes which are arranged in a staggered manner, the initial clamping is carried out, the motor 21 is started, the motor 21 drives the bidirectional screw 22 to rotate, the first nut 24 and the second nut 25 in the middle of the bidirectional screw 22 are driven to move to two sides, the first nut 24 moves to enable the first slide seat 311 to move to the side close to the wire pole, the first slide seat 311 drives the two horizontal slide seats 312 to move under the side wall of the clamping cavity 131, the horizontal slide seat 312 drives the first lower pressing seat 313 to move along the upper slide way 132, and is matched with the first slide seat 311 to clamp the wire in the vertical direction, and the wire is further clamped in the vertical direction by the axial direction, and the local clamping force is further improved by the axial clamping force of the wire 315 through the oblique bending grooves; the second nut 25 moves to make the second slide 321 to the side of keeping away from the wire pole remove, and the second slide 321 makes the second push down seat 322 to the syntropy remove, and push down, carry out the centre gripping to the electric wire, rotate insulator fixing base 14, put into the mounting groove 141 with old and useless insulator cluster, take out the installation with new insulator, after the installation, drive through motor 21 and make the electric wire loosen, the electric wire is rebounded rapidly under self gravity and the effect of flexibility, the insulator cluster shakes under the effect of electric wire, expand the insulator cluster rapidly, accomplish the installation.

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 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 includes a first sliding seat 311 and a first pressing seat 313, two 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, two 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, a symmetrically arranged clamping cavity 131 is arranged in the middle of the upper mounting seat 13, the aperture of the clamping cavity 131 is gradually reduced from the middle to the outside, an upper wall surface of the clamping cavity 131 is provided with an upper sliding way 132, one side of the first pressing seat 313 is slidably connected with the upper sliding way 132, the second clamping component 32 includes a second sliding seat 321 and a second pressing seat 322, the bottom of the second pressing seat 322 is slidably connected with the second sliding seat 321 through a connecting post 323, the second sliding seat 321 is provided with the upper end of the second sliding seat 321, the second pressing seat 322 is provided with a rubber ring 324, the second pressing seat 322 is provided with a lower end of the second pressing seat 322 is provided with a rubber ring 321, and the upper end of the second sliding seat 121 is slidably connected with the upper sliding seat 121 and lower end of the sliding seat 121 is respectively.

The clamping device 3 is arranged between the lower mounting seat 12 and the upper mounting seat 13, the electric wire is preliminarily clamped by the gravity of the upper mounting seat 13, the installation and positioning are assisted, the electric wire is clamped in two directions by the first clamping component 31 and the second clamping component 32, the clamping force on the electric wire is improved, the clamping of the electric wire is completed when the first clamping component 31 and the second clamping component 32 move outwards from the middle position, the first clamping component 31 is a main electric wire clamping device, when the first clamping component 31 is accidentally loosened, the electric wire slides outwards from the inside of the electric insulator installation auxiliary tool, the second clamping component 32 is driven to move outwards, so that the clamping force is improved, an upper slideway is arranged on the upper wall surface of the clamping cavity, one side of the first lower pressing seat 313 is connected with the upper slideway 132 in a sliding way, the first sliding seat 311 is positioned below the electric wire, the first lower pressing seat 313 is positioned above the electric wire, the electric wire is clamped in the vertical direction, the horizontal sliding seat 312 is positioned at two sides of the horizontal axis of the electric wire, the electric wire is clamped in the horizontal direction in a two-way, the first clamping component 31 clamps the electric wire at four points, the clamping performance is further improved, the horizontal sliding seat 312 and the first sliding seat 311 are connected in a sliding way through the guide post 316 and the sliding way 3111, the symmetrically arranged clamping cavity 131 is arranged in the middle of the upper mounting seat 13 along with the sliding of the first sliding seat 311 towards one side of the lower mounting seat 12, the aperture of the clamping cavity 131 gradually decreases from the middle to the outer side, the horizontal sliding seat 312 slides along the inner wall surface of the clamping cavity 131, the centering clamping of the electric wire is completed, the bottom end of the second pressing seat 322 is connected with the second sliding seat 321 in a sliding way through the connecting post 323, the second pressing seat 322 is connected with the upper sliding way 132 in a sliding way along with the second sliding seat 321 towards one side, the clamping of the electric wire is completed, the rubber ring 324 is arranged on the second pressing seat 322 and the second sliding seat 321, so that friction can be increased, clamping force is further improved, excessive damage to wires due to clamping force can be avoided, the first sliding seat 311 and the second sliding seat 321 are slidably guided through the lower slide way 121, and positioning and clamping performance is improved.

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 22, two ends of the bidirectional screw 22 are provided with shaft seats 23, the frame assembly 1 further includes a base 11 and a motor fixing seat 15, a rotary groove 111 is provided in the middle of the base 11, one side of the shaft seats 23 is fastened to 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 22, a sliding groove 112 is provided at the upper end of the base 11, a first sliding seat 311 passes through the sliding groove 112 and is connected with the first nut 24, one end of the second sliding seat 321 passes through the sliding groove 112 and is connected with the second nut 25, a motor mounting groove 151 is provided in the middle of the motor fixing seat 15, the motor 21 is inserted into the motor mounting groove 151, an output end of the motor 21 is fastened to the bidirectional screw 22, a transmission plate 314 is provided on one side of the horizontal sliding seat 312, and one side of the transmission plate 314 is slidingly connected with the first pressing seat 313.

The power device 2 is located clamping device 3 downside, for clamping device 3 carries out automatic centre gripping and provides power, motor 21 is the main power supply, carry out fixed mounting to motor 21 through motor mounting groove 151, be equipped with gyration groove 111 in base 11, be equipped with two-way lead screw 22 in gyration groove 111, two ends of two-way lead screw 22 are supported through axle bed 23, make two-way lead screw 22 can rotate along the axis, two sets of screw threads that the direction is opposite are equipped with along the middle cross-section symmetry to two-way lead screw 22, first nut 24 and second nut 25 cover are established on different screw threads in proper order, along with two-way lead screw 22 rotations, first nut 24 and second nut 25 remove the opposite direction, realize two reverse displacement output, improve clamping efficiency, carry out the weight reduction to installation appurtenance, first slide 311 and first nut 24 are connected, second slide 321 and second nut 25 are connected, make first slide 311 and second slide 321 carry out the reverse removal along with two-point centre gripping to the electric wire, carry out quick positioning clamp through motor 21, set up drive plate 314 in one side of level 312, drive plate 314 and first push down seat 313 are connected, drive the vertical clamp plate 313 through the drive seat 313 and move the vertical clamp direction is accomplished to the slide seat 313.

As shown in fig. 3 and 5, the horizontal sliding bases 312 are symmetrically arranged on two sides of the electric wire, two horizontal sliding bases 312 which are symmetrically arranged clamp the electric wire in the horizontal direction, the first sliding bases 311 and the first pressing bases 313 are matched to clamp the electric wire in four directions, the clamping force is further improved, the electric wire is prevented from falling off accidentally, the inclined clamping grooves 315 are formed in one side, close to the electric wire, of the horizontal sliding bases 312, the inclined clamping grooves 315 are formed in the same direction at the upper ends of the first sliding bases 311 and the lower ends of the first pressing bases 313, and the electric wire is locally bent through the inclined clamping grooves 315 formed in the first sliding bases 311, the first pressing bases 313 and the two horizontal sliding bases 312, 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 local pressure, and the clamping force on the electric wire is further improved.

As shown in fig. 2-4, the upper end of the upper mounting seat 13 is provided with a fixing groove 134, the frame assembly 1 further comprises an insulator fixing seat 14, the base 11 is fixedly connected with the lower mounting seat 12, the lower mounting seat 12 is connected with the upper mounting seat 13 through a hinge, one side of the insulator fixing seat 14 is connected with the upper mounting seat 13 through a shaft hole, the electric insulator installation auxiliary tool 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 two sides of an insulator, when the insulator is conveyed, the insulator fixing seat 14 and the upper mounting seat 13 are closed to protect the insulator, damage of the insulator in the conveying process is prevented, when the insulator is replaced, the insulator fixing seat 14 is opened, the waste insulator is put into the mounting groove 141, and the influence on the installation of a new insulator is prevented, the installation groove 141 and the fixing groove 134 are internally provided with a plurality of brackets 16, the insulators are fixed through the brackets 16, the insulators are prevented from being damaged due to collision, the distance between two ends of each adjacent bracket 16 is smaller than the distance between the brackets 16 arranged in the middle, when the insulator string is replaced, the insulator string is directly unfolded and inconvenient to transport due to the longer length and the larger weight, the insulator string is primarily unfolded in the lower part in an air and easy to cause potential safety hazard by a mode of tightening the middle loose at two ends, the insulator string is obliquely arranged when being installed, the insulator string is further unfolded under the gravity of the insulator string, in order to prevent the rebound vibration of wires from being overlarge after the installation, the insulator string is kept at a smaller inclination angle, the insulator string is driven to vibrate after the wires are loosened, the insulator string is completely loosened through the vibration of the insulator string, the workload of operators is reduced.

As shown in fig. 1 to 3, the fixing device 4 is disposed on one side of the motor fixing seat 15, the whole insulator installation auxiliary tool is moved and fixed through the fixing device 4, the fixing device 4 comprises a rotating shaft 41, two ends of the rotating shaft 41 are provided with rotating seats 42, the rotating shaft 41 is fixed through double-end supports, one side of the rotating seats 42 is fixedly connected with the motor fixing seat 15, the connection performance is improved through the fastening connection, the loosening is prevented, two clamping jaws 43 are sleeved on the rotating shaft 42, a telegraph pole is clamped through the clamping jaws 43, the clamping jaws 43 are fixedly connected through fastening members 44, the two clamping jaws 43 are locked through the fastening members 44, and when the insulator installation auxiliary tool is moved to a high position, the fastening members 44 are screwed down, so that the insulator installation auxiliary tool is prevented from loosening.

The working principle of the invention is as follows: the axial lines of the through holes on two sides are arranged in a staggered manner, so that the electric wires are bent among the auxiliary tools for mounting the electric insulators, and 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 wires can be correspondingly reduced while the clamping force is ensured through the staggered arrangement; the bidirectional screw rod 22 is symmetrically provided with two groups of threads with 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 rod 22, the movement directions of the first nut 24 and the second nut 25 are opposite, so that two opposite displacement outputs are realized; the rubber rings 324 are arranged on the second pressing seat 322 and the second sliding seat 321, so that friction can be increased, the wire can be prevented from being damaged due to overlarge clamping force, and as the caliber of the clamping cavity 131 is gradually reduced towards the two sides, when the first clamping assembly 31 fails, the wire drives the second clamping assembly 32 to move outwards, and the clamping force is larger towards the outer side; the electric wire is locally bent through the first sliding seat 311, the first pressing seat 313 and the obliquely arranged clamping grooves 315 arranged on the two horizontal sliding seats 312, so that the clamping force on the electric wire is divided into axial force and radial force; the insulator string is initially unfolded below in a mode of tightening the two ends and loosening the middle, and is obliquely arranged when being installed, so that 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 the vibration of the insulator string.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. 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 installs appurtenance, its characterized in that: the electric insulator installation auxiliary tool comprises a frame assembly (1), a power device (2), a clamping device (3) and a fixing device (4), wherein the power device (2) is in fastening connection with the frame assembly (1), the frame assembly (1) is in movable connection with the clamping device (3), the clamping device (3) is in fastening connection with the power device (2), the fixing device (4) is in fastening connection 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, two sides of the upper end of the lower mounting seat (12) are provided with lower through grooves (122), two sides of the lower end of the upper mounting seat (13) are provided with upper through grooves (133), the lower through grooves (122) and the upper through grooves (133) are combined into complete through holes, and the through holes on two sides are arranged in a staggered axis manner.

The clamping device (3) is arranged in a cavity between the lower mounting seat (12) and the 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 an electric wire are opposite, the first clamping component (31) comprises a first sliding seat (311) and a first pressing seat (313), two ends of the upper side of the first sliding seat (311) are provided with horizontal sliding seats (312), the horizontal sliding seats (312) are in sliding connection with the first sliding seat (311) through guide posts (316), two 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), symmetrically arranged clamping cavities (131) are arranged in the middle of the upper mounting seat (13), the clamping cavities (131) extend outwards from the middle, the diameters of the upper wall surfaces of the clamping cavities (131) are gradually reduced, one side of the first pressing seat (313) is connected with the upper sliding seat (132), one side of the second pressing seat (321) is connected with the second sliding seat (322), the second sliding seat (321) is connected with the second sliding seat (323) through the second sliding seat (323), the upper end of the second sliding seat (321) is provided with a rubber ring (324), the lower end of the second pressing seat (322) is provided with a rubber ring (324), the second pressing seat (322) is in sliding connection with the upper sliding rail (132), the lower end of the lower mounting seat (12) is provided with a lower sliding rail (121), and one sides of the first sliding seat (311) and the second sliding seat (321) are respectively in sliding connection with the lower sliding rail (121).

2. The overhead line power insulator installation aid according to claim 1, wherein: the utility model provides a power device (2) is located clamping device (3) downside, power device (2) are equipped with axle bed (23) including motor (21) and bi-directional screw (22), bi-directional screw (22) both ends, frame assembly (1) still include base (11) and motor fixing base (15), be equipped with gyration groove (111) in the middle of base (11), axle bed (23) one side and gyration groove (111) side wall fastening connection, the cover is equipped with first nut (24) and second nut (25) on bi-directional screw (22) in proper order, base (11) upper end is equipped with spout (112), first slide (311) are passed spout (112) and are connected with first nut (24), second slide (321) one end is passed spout (112) and is connected with second nut (25), be equipped with motor mounting groove (151) in the middle of motor fixing base (15), motor (21) insert in motor mounting groove (151), motor (21) output and bi-directional screw (22) fastening connection, horizontal drive plate (314) one side is equipped with and is pressed down and is connected with slider (314).

3. The overhead line power insulator installation aid according to claim 2, wherein: the horizontal sliding seat (312) is symmetrically arranged on two sides of the electric wire, a clamping groove (315) which is obliquely arranged is formed in one side, close to the electric wire, of the horizontal sliding seat (312), and the clamping groove (315) which is obliquely arranged in the same direction is formed in the upper end of the first sliding seat (311) and the lower end of the first pressing seat (313).

4. An overhead line power insulator installation aid according to claim 3, wherein: the upper mounting seat (13) upper end is equipped with fixed slot (134), frame assembly (1) still includes insulator fixing base (14), insulator fixing base (14) one side and last mount pad (13) are passed through the shaft hole and are connected, be equipped with mounting groove (141) on insulator fixing base (14), mounting groove (141) and fixed slot (134) symmetrical arrangement are in the insulator both sides, are equipped with a plurality of supports (16) in mounting groove (141) and fixed slot (134), adjacent support (16) interval is less than support (16) interval at the centre arrangement between both ends.

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