CN114123025B - Auxiliary device and method for electric field of single wire, double split wires and ground wire - Google Patents

Abstract

The invention relates to an auxiliary device for an electric field of a single wire, a double split wire and a ground wire, which comprises an insulating operation rope, a main body and a pull-down hook, wherein a hanging groove is formed in the bottom end of the main body; the invention has the advantages that: when the pull-down hook is separated from the connecting part, the insulating operation rope is always fixed on the pull-down hook, so that one end of the insulating operation rope can descend to the ground along with the pull-down hook, at the moment, an operator can enter and exit an electric field through the insulating operation rope serving as a climbing rope of the electric lifting device, the defects and limitations of a rope throwing method adopted by the existing unmanned aerial vehicle combined with the electric lifting device to enter and exit the electric field are overcome, the problems of abrasion and dirt of the insulating rope caused by the existing rope throwing method are solved, and the safety performance of operation is improved.

Description

Auxiliary device and method for electric field of single wire, double split wires and ground wire

Technical Field

The invention relates to an auxiliary device and method for feeding and discharging electric fields of a single wire, a double split wire and a ground wire.

Background

In recent years, transmission lines in China are rapidly developed, the power grid scale is increasingly enlarged, the power grid operation stability requirement is high, and equipotential operation is often required to eliminate defects or install on-line monitoring equipment. However, at 110kV and below, equipotential operation faces many difficulties due to the structure of the tower, insufficient phase-to-phase distance, technical limitations of the conventional operation method, safety requirements of the equipotential operation, and the like.

Generally, live-wire work related regulations and guidelines specify: the operations of live repair of wires and the like of 110kV transmission lines often adopt an equipotential combined rope ladder method, and the lower drawing shows that an operator hangs a rope ladder. The ground electrician controls the tail end of the rope ladder and the backup protection rope, the equipotential electrician climbs the rope ladder to enter and exit the electric field to operate, the practical experience shows that the rope ladder method is very time-consuming and labor-consuming to operate, the requirements on the physical ability and skill level of operators are very high, the operators enter the electric field from the ground climbing rope ladder, a great amount of physical effort and time are consumed before formally starting the operation, the high-altitude safety risk is high, the operation efficiency is low, and meanwhile, when a defect is in a gear, the operators on the ground also need to pull the traction rope to move the rope ladder to the defect position, friction can occur between the rope and a lead, and regulations prescribe that friction is forbidden; nowadays, with the application of new equipment such as unmanned plane, the in-out electric field mode is newly developed. The unmanned aerial vehicle is utilized to throw the insulating rope through the wire to finish hanging, and then the electric lifting device is used to reach the operation position from the ground, however, the existing unmanned aerial vehicle adopts a rope throwing mode by combining an electric lifting device electric field entering and exiting method, so that abrasion and dirt of the insulating rope are easy to occur to a complex geographical environment and a double-circuit or multi-circuit line, the operation safety is affected, and the method is only suitable for an ultra-high voltage single-circuit line and a multi-circuit lowest-layer wire in the same tower. Meanwhile, when the ropes are recovered, the ropes are directly pulled out for recovery, and the ropes are easy to wind onto other leads under a complex line environment, so that safety risks exist.

Disclosure of Invention

The invention aims to provide an auxiliary device for electric fields of a single wire, a double split wire and a ground wire, which can eliminate the problems of abrasion and dirt of an insulating rope caused by the existing rope throwing mode and improve the safety performance of operation.

In order to solve the technical problems, the invention is realized by the following technical scheme: business turn over single wire, two split conductor and auxiliary device of ground wire electric field, including insulating operation rope, be used for laying insulating operation rope's main part to and be used for connecting insulating operation rope's drop-down couple, the bottom of main part is equipped with the decurrent suspension groove of opening, the one end of main part is equipped with the guiding portion, the other end of main part is equipped with the connecting portion that links to each other with the drop-down couple, just drop-down couple swing joint is in on the connecting portion, drop-down couple is in under insulating operation rope's pulling force effect and spacing on the connecting portion, drop-down couple is deviate from when receiving decurrent effort connecting portion, be equipped with location insulating rope in the main part.

Preferably, the main body comprises a hanging block and a positioning bolt connected with the positioning insulating rope, the hanging groove is formed in the hanging block, the guiding part is arranged at one end of the hanging block, the connecting part is arranged at the other end of the hanging block, and the positioning bolt penetrates through the hanging block and is locked through a nut.

Preferably, the guiding part comprises a first clamping plate, a second clamping plate and a guiding block arranged between the first clamping plate and the second clamping plate, the top end of the first clamping plate and the top end of the second clamping plate are fixedly connected to the hanging block, a section of outwards extending guiding circular arc is arranged at the bottom end of the first clamping plate and the bottom end of the second clamping plate, and a pin for mutually attaching the two sections of guiding circular arcs is arranged between the tail ends of the two sections of guiding circular arcs; the connecting portion comprises a third clamping plate, a fourth clamping plate and a connecting block arranged between the third clamping plate and the fourth clamping plate, the third clamping plate and the fourth clamping plate are arranged on the hanging block, and the drop-down hook is arranged on the connecting block.

Preferably, a T-shaped hole is formed in the connecting block, a plug is arranged at one end of the pull-down hook, the plug is movably connected in the T-shaped hole, a glass bead screw extending into the T-shaped hole is arranged on the connecting block, and the glass bead screw is contracted in the connecting block when the plug is acted downwards under tension.

Preferably, one end of the pull-down hook is provided with a mounting hole for fixing the bolt, the middle part of the pull-down hook is provided with a connecting hole for fixing the insulating operation rope, the other end of the pull-down hook is provided with a groove, and one end of the groove is provided with a guiding bevel edge.

Preferably, the hanging block, the connecting block and the guide block are all nylon cushion blocks, the first clamping plate, the second clamping plate, the third clamping plate and the fourth clamping plate are all epoxy resin plates, and the width of the epoxy resin plates is not larger than that of the nylon cushion blocks.

Preferably, two guide grooves are formed in the nylon cushion block, protrusions extending upwards are arranged on the nylon cushion block, the first clamping plate, the second clamping plate, the third clamping plate and the fourth clamping plate, limit nails for preventing the insulation operation ropes from falling out are arranged on the protrusions, and insulation sleeves are arranged on the limit nails.

Preferably, the positioning bolt is provided with a circular ring connected with the positioning insulating rope, the circular ring and the positioning bolt are of an integrated structure, and both ends of the positioning bolt are provided with fixing holes.

Preferably, the positioning bolt is a square positioning bolt, the positioning bolt is provided with an arc chamfer, and the side length of the positioning bolt is 12-16 mm.

In addition, the invention also provides a method for entering and exiting the electric fields of the single wire, the double-split wire and the ground wire, which comprises an unmanned aerial vehicle, a lifting hook, a first high-altitude suspension assembly and an auxiliary device, wherein the auxiliary device adopts the auxiliary device for entering and exiting the electric fields of the single wire, the double-split wire and the ground wire, two unhooking devices are arranged on the unmanned aerial vehicle and are symmetrically arranged on the unmanned aerial vehicle about a vertical axis, a connecting insulating rope connected with the lifting hook is arranged on the unhooking devices, the first high-altitude suspension assembly is arranged between the lifting hook and the main body, one end of the positioning insulating rope is fixedly connected to the main body, the other end of the positioning insulating rope is fixedly connected to a pole tower, one end of the insulating operation rope sequentially bypasses a guide part, the main body and the connecting part and then is connected with a pull-down hook, the other end of the insulating operation rope extends to the ground, the pull-down hook is limited on the connecting part under the action of the insulating operation rope, a second high-altitude suspension assembly is hung on the pull-down hook, and the second high-altitude suspension assembly is provided with the pull-down insulating rope, and the pull-down hook is sequentially pulled by the pull-down hook, and the method comprises the steps of sequentially following steps of pulling the insulating hook:

step one: one end of each of the two insulating operation ropes is respectively wound around the main body and then fixed on the pull-down hook, the pull-down hook is arranged on the main body, the insulating operation ropes are tensioned to prevent the pull-down hook from falling off, and finally one end of the positioning insulating rope and the first high-altitude suspension assembly are fixed on the main body;

step two: the main body after the installation in the step one is installed on a unhooking device of an unmanned aerial vehicle through a lifting hook and a connecting insulating rope;

step three: the unmanned aerial vehicle after installation in the second step is subjected to take-off operation, ground operators determine the operation position, the flight state of the unmanned aerial vehicle and the aerial posture of the device through an auxiliary unmanned aerial vehicle or a camera, guide the unmanned aerial vehicle to fly to the corresponding position of a wire, align the main body to the hanging position, press close the wire to enable the guide part to be attached to the wire, move the main body downwards, enable the wire to fall into the main body to finish hanging, enable the lifting hook to be separated from the first high-altitude suspension assembly by downwards adjusting the position, enable the unmanned aerial vehicle to return to the ground, enable the operators to tighten and position an insulating rope, and bind the insulating rope on a cross arm tower material to finish fixing;

step four: hanging a second high-altitude suspension assembly tied with a pull-down insulating rope on a lifting hook of the unmanned aerial vehicle returned in the third step, and carrying out take-off operation on the mounted unmanned aerial vehicle to enable the second high-altitude suspension assembly to be hung on the pull-down hook, wherein the unmanned aerial vehicle is adjusted in position to enable the lifting hook to return to the ground after the lifting hook is separated from the second high-altitude suspension assembly;

step five: the ground operation personnel pulls the pull-down insulating rope to enable the pull-down hook to be stressed downwards to be separated from the main body, and the pull-down hook drives the two insulating operation ropes to pull down, wherein: one insulating operation rope is used for backup protection, and the other insulating operation rope is used as a climbing rope of the electric lifting device;

step six: the operators enter and exit the electric field through the electric lifting device to finish the operation and return to the ground;

step seven: the insulation operation rope passes through the recovery collar and then is lifted by the unmanned aerial vehicle, and ground operators clamp the recovery collar on the main body by pulling the insulation operation rope;

step eight: the unmanned aerial vehicle hangs down and is tied to have the lifting hook of pull-down insulating rope to take off, and ground operation personnel hand pull-down insulating rope controls, will lift the lifting hook and get into the first high altitude of device and hang in the subassembly, and unmanned aerial vehicle lifts up the main part and returns ground after untiing the location insulating rope.

By the method for entering and exiting the electric field of the single wire, the double split wires and the ground wire, the defects and limitations of the existing electric field entering and exiting method of the unmanned aerial vehicle combined with the electric lifting device can be effectively eliminated, and the method can be used for safely, easily and conveniently entering the position of the operation point from the ground so as to develop electrified defect elimination or install an online detection device.

In summary, the invention has the advantages that: the main body is hung on the lead through the hanging groove, and the insulating operation rope is arranged on the main body, so that the insulating operation rope can be synchronously hung on the lead along with the main body, and because one end of the insulating operation rope is connected with the pull-down hook, the pull-down hook is hung to always receive the pulling force of the insulating operation rope, the pull-down hook cannot be separated from the main body, the connecting part can be rapidly separated when the pull-down hook receives downward acting force, the insulating operation rope is always fixed on the pull-down hook when the pull-down hook is separated from the connecting part, one end of the insulating operation rope can be lowered to the ground along with the pull-down hook, at the moment, an operator can enter and exit an electric field through the insulating operation rope as a climbing rope of the electric lifting device, so that the defects and limitations of a rope throwing method adopted by the current unmanned aerial vehicle combined with the electric lifting device for entering and exiting the electric field are eliminated, the method is suitable for complex lines of double-circuit lines or multi-circuit lines in a geographical environment complex region and the same tower, can enter special tower line positions such as compact towers and the like which cannot be or are difficult to enter by a traditional live working electric field entering and exiting method, so that the problems of abrasion and dirt of an insulating rope caused by the existing rope throwing mode are solved, the safety performance of the operation is improved, secondly, the hung main body is fixed on a wire through connecting a positioning insulating rope on the main body with a wire tower, the sliding of the main body on the wire during the operation is prevented, the safety performance is improved, finally, a guide part is arranged at one end of the main body, a certain guiding and limiting function is realized during the hanging of the main body through the guide part, the hanging efficiency of the main body is improved, the contact area of a pull-down hook and the main body is improved, the fixing quality of the pull-down hook is improved, the symmetry of the whole main body is ensured, therefore, the balance of the main body in the lifting process can be ensured, and the steering of the whole main body can be conveniently controlled.

Drawings

The invention is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic diagram of an auxiliary device for feeding and discharging electric fields of a single wire, a double split wire and a ground wire according to the present invention;

FIG. 2 is a schematic view of the structure of the main body of the present invention;

FIG. 3 is a schematic view of a positioning pin according to the present invention;

FIG. 4 is a schematic view of a guide portion according to the present invention;

FIG. 5 is a schematic view of a connecting portion according to the present invention;

FIG. 6 is a schematic view of the structure of the connecting block of the present invention;

FIG. 7 is a schematic view of a drop down hanger according to the present invention;

FIG. 8 is a schematic view of the structure of the present invention with the main body suspended;

FIG. 9 is a schematic view of a second overhead suspension assembly suspended from a drop down hanger according to the present invention;

FIG. 10 is a schematic view of a drop down hook of the present invention disengaged from a main body;

fig. 11 is a schematic diagram of a structure of an operator entering and exiting an electric field in the present invention.

Reference numerals:

the cable comprises a main body 1, an insulating operation rope 10, a hanging groove 11, a locating insulating rope 12, a hanging block 13, a locating bolt 14, a nut 15, a circular ring 16, a fixing hole 17, an arc chamfer 18, a pull-down hook 2, a bolt 21, a mounting hole 22, a connecting hole 23, a groove 24, a guide bevel 25, a guide part 3, a first clamping plate 31, a second clamping plate 32, a guide block 33, a guide arc 34, a pin 35, a connecting part 4, a third clamping plate 41, a fourth clamping plate 42, a connecting block 43, a T-shaped hole 44, a bead screw 45, a guide groove 5, a protrusion 6, a limit nail 60, an insulating sleeve 61, a unmanned aerial vehicle 7, a lifting hook 71, a first high-altitude suspension assembly 72, a unhooking device 73, a connecting insulating rope 74, a second high-altitude suspension assembly 75, a pull-down insulating rope 76 and a wire 8.

Detailed Description

Example 1

As shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, the auxiliary device for entering and exiting the electric field of the single wire, the double-split wire and the ground wire comprises an insulation operation rope 10, a main body 1 for laying the insulation operation rope 10, and a pull-down hook 2 for connecting the insulation operation rope 10, in this embodiment, the single wire is taken as an example, an opening-down hanging groove 11 is arranged at the bottom end of the main body 1, a guiding part 3 is arranged at one end of the main body 1, a connecting part 4 connected with the pull-down hook 2 is arranged at the other end of the main body 1, the pull-down hook 2 is movably connected with the connecting part 4, the pull-down hook 2 is limited on the connecting part 4 under the action of the pull force of the insulation operation rope 10, the pull-down hook 2 is separated from the connecting part 4 when being subjected to the downward acting force, and a positioning insulation rope 12 is arranged on the main body 1.

The main body 1 is hung on a wire through the hanging groove 11, and the insulating operation rope 10 is arranged on the main body 1, so that the insulating operation rope 10 can be synchronously hung on the wire along with the main body, and because one end of the insulating operation rope 10 is connected with the pull-down hook 2, the pull-down hook 2 is hung to always receive the pulling force of the insulating operation rope 10, the pull-down hook 2 cannot be separated from the main body 1, the connecting part 4 can be rapidly separated when the pull-down hook 2 receives downward force, the insulating operation rope 10 is always fixed on the pull-down hook 2 when the pull-down hook 2 is separated from the connecting part 4, and therefore, one end of the insulating operation rope 10 can be lowered to the ground along with the pull-down hook 2, at the moment, an operator can enter and exit an electric field through the insulating operation rope 10 as a climbing rope of an electric lifting device, so that the defects and limitations of a slinging method adopted by the current unmanned aerial vehicle 7 in combination with the electric lifting device for entering and exiting the electric field are eliminated, the method is suitable for complex lines of double-circuit lines or multi-circuit lines in a geographical environment complex region and the same tower, can enter special tower line positions such as compact towers and the like which cannot be accessed or are difficult to access by a traditional live working electric field access method, so that the problems of abrasion and dirt of an insulating rope caused by the existing rope throwing mode are solved, the safety performance of the operation is improved, secondly, the hung main body 1 is fixed on a wire through connecting a positioning insulating rope 12 on the main body 1 with a wire tower, the sliding of the main body 1 on the wire during the operation is prevented, the safety performance is improved, finally, a guide part 3 is arranged at one end of the main body 1, a certain guiding and limiting function is played when the main body 1 is hung through the guide part 3, the hanging efficiency of the main body 1 is improved, the contact area between a pull-down hook 2 and the main body 1 can be improved through the arrangement of the connecting part 4, the fixing quality of the pull-down hook 2 is improved, and the symmetry of the whole main body 1 can be ensured, so that the balance of the main body 1 in the lifting process can be ensured, and the steering of the whole main body 1 can be controlled conveniently.

The main body 1 comprises a hanging block 13 and a positioning bolt 14 connected with a positioning insulating rope 12, the hanging groove 11 is formed in the hanging block 13, the guide part 3 is arranged at one end of the hanging block 13, the connecting part 4 is arranged at the other end of the hanging block 13, the positioning bolt 14 passes through the hanging block 13 and then is locked through a nut 15, the positioning bolt 14 is locked on the hanging block 13 through the nut 15, the positioning bolt 14 can be prevented from being pulled out when the positioning insulating rope 12 is pulled, and the fixed quality of the positioning insulating rope 12 is improved.

The guide part 3 comprises a first clamping plate 31, a second clamping plate 32 and a guide block 33 arranged between the first clamping plate 31 and the second clamping plate 32, wherein the top end of the first clamping plate 31 and the top end of the second clamping plate 32 are fixedly connected to the hanging block 13, the bottom end of the first clamping plate 31 and the bottom end of the second clamping plate 32 are respectively provided with a section of outwards extending guide circular arc 34, and a pin 35 which enables the two sections of guide circular arcs 34 to be mutually attached is arranged between the tail ends of the two sections of guide circular arcs; the connecting portion 4 includes a third clamping plate 41, a fourth clamping plate 42, and a connecting block 43 disposed between the third clamping plate 41 and the fourth clamping plate 42, the third clamping plate 41 and the fourth clamping plate 42 are both disposed on the hanging block 13, and the pull-down hook 2 is disposed on the connecting block 43.

Be equipped with T type hole 44 on the connecting block 43, the one end of drop hanger 2 is equipped with bolt 21, bolt 21 swing joint is in T type hole 44, just be equipped with on the connecting block 43 and stretch into the interior glass bead screw 45 of T type hole 44, when bolt 21 tension force acts on downwards the glass bead screw 45 contracts in connecting block 43, the setting of glass bead screw 45 can conveniently block drop hanger 2, avoid drop hanger 2 unexpected to deviate from, glass bead screw 45 is prior art, the structure of glass bead screw 45 is not described in detail in this embodiment, can make glass bead screw 45 shrink in connecting block 43 when drop hanger 2 receives decurrent pulling force, thereby make things convenient for drop hanger 2 to break away from connecting portion 4, T type hole 44 and bolt 21 can guarantee the straightness accuracy of the activity of drop hanger 2, the one end of drop hanger 2 is equipped with the mounting hole 22 of fixed bolt 21, the middle part of drop hanger 2 is equipped with the connecting hole 23 that is used for fixed insulating rope, the other end of drop hanger 2 is equipped with recess 24, the one end of recess 24 is equipped with the guide rope 10 and can not interfered by the insulating rope 10, the high-quality of hanging hanger 2 has been realized, the convenient for setting up the drop hanger assembly when the drop hanger 2 is fixed to have been applied to the oblique side of the insulating rope 10, the drop hanger is difficult to have been interfered to the operation to have set up to the slope, and the quality of the drop hanger is guaranteed to be broken away from the connection to the rope is convenient to be connected to the downlaid down.

The utility model provides a pair of insulating operation rope, including hanging piece 13, connecting block 43 and guide block 33, first splint 31, second splint 32, third splint 41 and fourth splint 42 are nylon cushion, just the width of epoxy board is not greater than the width of nylon cushion, and the width of nylon cushion in this embodiment is A, and the width of epoxy board is B, and wherein, 1mm is less than or equal to A-B is less than or equal to 3mm, can effectually alleviate whole auxiliary device's weight, and secondly, with the width of epoxy board not greater than the width of nylon cushion, therefore, can make auxiliary device and wire contact time, can effectually prevent splint and wire contact, guarantee to be fully by nylon cushion atress, be equipped with two guide grooves 5 on the nylon cushion, the degree of depth and the width of wire recess all are equipped with the protruding 6 of upwards extending on the fourth splint 42, be equipped with the spacing nail 60 of avoiding insulating operation rope 10 on protruding 6, and just be equipped with the spacing nail 60 on the spacing nail, and can realize that the spacing nail 60 can realize that the insulating operation rope is equipped with the spacing nail 10 in order to realize the insulating operation rope 10, and the wire is equipped with the spacing nail 10 in order to realize the insulating operation rope 10, and the quality of the insulating operation rope is in addition, and the insulating nail 10 can be realized, and the insulating operation rope 10 is equipped with the spacer 60 in order to prevent the insulating operation rope from wearing and tearing.

The positioning bolt 14 is provided with a circular ring 16 connected with the positioning insulating rope 12, the circular ring 16 and the positioning bolt 14 are of an integrated structure, both ends of the positioning bolt 14 are provided with fixing holes 17, the circular ring 16 can improve the contact area of the positioning insulating rope 12 and the positioning bolt 14, the fixing quality of the positioning insulating rope 12 is improved, the circular ring 16 can facilitate the positioning bolt 14 to be fixed on the hanging block 13, secondly, the circular ring 16 and the positioning bolt 14 are of an integrated structure, the mounting process between the circular ring 16 and the positioning bolt 14 can be simplified, the connection strength of the whole positioning bolt 14 is improved, the fixing holes 17 are arranged, the connection structure of the whole auxiliary device and the high-altitude hanging component is simplified, the steering of the whole auxiliary device can be well controlled in the lifting process is ensured, the positioning bolt 14 is square positioning bolt 14, the positioning bolt 14 is provided with an arc chamfer 18, the side length of the positioning bolt 14 is 12-16 mm, the positioning bolt 14 is prevented from rotating in the hanging block 13, and the fixing quality of the positioning bolt 14 is improved.

Example two

The embodiment also discloses a method for entering and exiting the electric fields of the single wire, the double split wires and the ground wires, as shown in fig. 8, 9, 10 and 11, the method comprises an unmanned aerial vehicle 7, a lifting hook 71, a first high-altitude suspension assembly 72 and an auxiliary device, wherein the unmanned aerial vehicle in the embodiment adopts a large-scale M600 six-rotor unmanned aerial vehicle with the loading capacity of 6kg, the auxiliary device adopts the auxiliary device for entering and exiting the electric fields of the single wire, the double split wires and the ground wires in the embodiment, two unhookers 73 are arranged on the unmanned aerial vehicle 7, the two unhookers 73 are symmetrically arranged on the unmanned aerial vehicle 7 about a vertical axis, the larger the interval between the two unhookers is, the larger the torque provided by the unmanned aerial vehicle is, the better the steering control effect is, the unhookers 73 are provided with connecting insulating ropes 74 connected with the lifting hook 71, the unhookers connected with the insulating ropes are arranged on the unmanned aerial vehicle, when the unmanned aerial vehicle is out of control in the air or other unexpected situations occur, the unhooking device can be opened immediately to enable the connecting insulating ropes to be separated, then the aircraft is stabilized, further unexpected situations are avoided, the unhooking device is provided with two lifting devices, the lifting devices can be controlled to turn, the lifting devices are symmetrically arranged on the unmanned aerial vehicle, the balance of the gravity center of the unmanned aerial vehicle can be kept, the whole lifting process does not need personnel to climb a pole, the risk of high-altitude operation is reduced, the personnel reduction and the synergy are obvious, the lifting device can also be applied to ponds or complicated terrain areas, the application scene of the high-altitude operation is expanded, the first high-altitude suspension assembly 72 is arranged between the lifting hook 71 and the main body 1, one end of the positioning insulating ropes 12 is fixedly connected to the main body 1, the other end of the positioning insulating ropes 12 is fixedly connected to a pole tower, one end of the insulating operating ropes 10 is sequentially wound around the guide part 3, the main body 1 and the connecting part 4 and then is connected with the pull-down hook 2, the other end of the insulation operation rope 10 extends to the ground, the pull-down hook 2 is limited on the connecting portion 4 under the action of the insulation operation rope 10, a second high-altitude suspension assembly 75 is suspended on the pull-down hook 2, the second high-altitude suspension assembly is provided with a pull-down insulation rope 76 for pulling the pull-down hook 2 to separate from the connecting portion 4, the first high-altitude suspension assembly and the second high-altitude suspension assembly in the embodiment all adopt ring structures, the diameter D of the ring is 20 cm-60 cm, when the diameter D is smaller than 20cm, the effect of air wind power galloping and unmanned aerial vehicle positioning swing is received, the lifting hook is difficult to enter the high-altitude suspension assembly, when the diameter D is larger than 60cm, the influence of the high-altitude suspension assembly on the gravity center of the device is too large, the high-altitude suspension assembly is easier to bend when the unmanned aerial vehicle rotates, and the device is difficult to control, the method sequentially comprises the following steps:

step one: one ends of two insulating operation ropes 10 are respectively wound around the main body and then fixed on the pull-down hook 2, the pull-down hook 2 is arranged on the main body 1, the insulating operation ropes 10 are tensioned to prevent the pull-down hook 2 from falling off, and finally one end of a positioning insulating rope 12 and a first high-altitude suspension assembly 72 are fixed on the main body;

step two: the main body after the first installation is installed on a unhooking device 73 of the unmanned aerial vehicle 7 through a lifting hook 71 and a connecting insulating rope 74;

step three: carrying out take-off operation on the unmanned aerial vehicle 7 after the second step, determining an operation position, a flight state of the unmanned aerial vehicle 7 and an air posture of the device by ground operators through an auxiliary unmanned aerial vehicle 7 or a camera, guiding the unmanned aerial vehicle 7 to fly to a corresponding position of a wire 8, aligning a main body to a hanging position, attaching a guide part 3 to the wire, moving the main body downwards, falling the wire into the main body to finish hanging, adjusting the position downwards by the unmanned aerial vehicle 7 to enable a lifting hook 71 to deviate from a first high-altitude suspension assembly 72, returning the unmanned aerial vehicle 7 to the ground, tensioning and positioning an insulating rope 12 by the operators, binding the insulating rope on a cross arm tower material to finish fixing;

step four: suspending the second high-altitude suspension assembly 75 tied with the pull-down insulating rope 76 on the lifting hook 71 of the unmanned aerial vehicle 7 returned in the third step, and carrying out take-off operation on the mounted unmanned aerial vehicle 7, so that the second high-altitude suspension assembly 75 is suspended on the pull-down hook 2, and the unmanned aerial vehicle 7 returns to the ground after the lifting hook 71 is separated from the second high-altitude suspension assembly 75 by adjusting the position of the unmanned aerial vehicle 7;

step five: the ground operator pulls the pull-down insulating rope 76 to force the pull-down hook 2 downwards to be separated from the main body, and the pull-down hook 2 drives the two insulating operating ropes 10 to pull down, wherein: one insulating operation rope 10 is used for backup protection, and the other insulating operation rope 10 is used as a climbing rope of the electric lifting device;

step six: the operators enter and exit the electric field through the electric lifting device to finish the operation and return to the ground;

step seven: the insulating operation rope 10 passes through the recovery collar and then is lifted by the unmanned aerial vehicle 7, and ground operators clamp the recovery collar on the main body 1 by pulling the insulating operation rope 10;

step eight: the lifting hook 71 tied with the pull-down insulating rope 76 is hung under the unmanned aerial vehicle 7 for taking off, ground operators pull the pull-down insulating rope 76 by hand to control, the lifting hook 71 is hung into the first high-altitude suspension assembly 72 of the device, and the unmanned aerial vehicle 7 lifts the main body 1 after the insulating rope 12 is positioned in an unfastened mode and returns to the ground.

By the method for entering and exiting the electric field of the single wire, the double split wires and the ground wire, the defects and limitations of the existing electric field entering and exiting method of the unmanned aerial vehicle 7 combined with the electric lifting device can be effectively eliminated, and the method can be used for safely, easily and conveniently entering the position of the operation point from the ground so as to develop electrified defect elimination or install an online detection device.

The above embodiments are merely illustrative embodiments of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present invention are included in the scope of the present invention.

Claims (10)

1. Auxiliary device of business turn over single wire, two split conductor and ground wire electric field, its characterized in that: including insulating operation rope, be used for laying insulating operation rope's main part to and be used for connecting insulating operation rope's drop-down couple, the bottom of main part is equipped with the decurrent suspension groove of opening, the one end of main part is equipped with the guiding part, the other end of main part is equipped with the connecting portion that links to each other with the drop-down couple, just drop-down couple swing joint is on the connecting portion, the drop-down couple is in under insulating operation rope's pulling force effect and spacing on the connecting portion, drop-down couple is deviate from when receiving decurrent effort connecting portion, be equipped with location insulating rope in the main part.

2. The auxiliary device for feeding and discharging electric fields of single conductor, double split conductor and ground wire according to claim 1, wherein: the main part includes the hanging block and the location bolt that links to each other with the location insulating rope, the suspension groove sets up on the hanging block, the guide part sets up the one end at the hanging block, connecting portion set up the other end at the hanging block, the location bolt passes behind the hanging block through the nut locking.

3. The auxiliary device for feeding and discharging electric fields of single conductor, double split conductor and ground wire according to claim 2, wherein: the guide part comprises a first clamping plate, a second clamping plate and a guide block arranged between the first clamping plate and the second clamping plate, wherein the top end of the first clamping plate and the top end of the second clamping plate are fixedly connected to the hanging block, a section of outwards extending guide circular arc is arranged at the bottom end of the first clamping plate and the bottom end of the second clamping plate, and a pin for mutually attaching the two sections of guide circular arcs is arranged between the tail ends of the two sections of guide circular arcs; the connecting portion comprises a third clamping plate, a fourth clamping plate and a connecting block arranged between the third clamping plate and the fourth clamping plate, the third clamping plate and the fourth clamping plate are arranged on the hanging block, and the drop-down hook is arranged on the connecting block.

4. The auxiliary device for feeding and discharging electric fields of single conductor, double split conductor and ground wire according to claim 3, wherein: be equipped with T type hole on the connecting block, the one end of drop-down couple is equipped with the bolt, bolt swing joint is downthehole at T type, just be equipped with the glass bead screw that stretches into downthehole at T type on the connecting block, when the bolt receives the pulling force downward action the glass bead screw shrink in the connecting block.

5. The auxiliary device for feeding and discharging electric fields of single conductor, double split conductor and ground wire according to claim 4, wherein: the utility model discloses a pull-down hook, including pull-down hook, fixed bolt's one end is equipped with the mounting hole of fixed bolt, the middle part of pull-down hook is equipped with the connecting hole that is used for fixed insulating operation rope, the other end of pull-down hook is equipped with the recess, the one end of recess is equipped with the direction hypotenuse.

6. The auxiliary device for feeding and discharging electric fields of single conductor, double split conductor and ground wire according to claim 3, wherein: the hanging block, the connecting block and the guide block are all nylon cushion blocks, the first clamping plate, the second clamping plate, the third clamping plate and the fourth clamping plate are all epoxy resin plates, and the width of each epoxy resin plate is not larger than that of each nylon cushion block.

7. The auxiliary device for feeding and discharging electric fields of single conductor, double split conductor and ground wire according to claim 6, wherein: the novel wire rope insulation device is characterized in that two guide grooves are formed in the nylon cushion block, protrusions extending upwards are arranged on the nylon cushion block, the first clamping plate, the second clamping plate, the third clamping plate and the fourth clamping plate, limit nails for preventing insulation operation ropes from falling off are arranged on the protrusions, and insulation sleeves are arranged on the limit nails.

8. The auxiliary device for feeding and discharging electric fields of single conductor, double split conductor and ground wire according to claim 2, wherein: the positioning bolt is provided with a circular ring connected with the positioning insulating rope, the circular ring and the positioning bolt are of an integrated structure, and both ends of the positioning bolt are provided with fixing holes.

9. The auxiliary device for feeding and discharging electric fields of single conductor, double split conductor and ground wire according to claim 8, wherein: the positioning bolt is a square positioning bolt, the positioning bolt is provided with an arc chamfer, and the side length of the positioning bolt is 12-16 mm.

10. The method for entering and exiting the electric fields of the single lead, the double split leads and the ground wire is characterized by comprising the following steps: including unmanned aerial vehicle, lifting hook, first high altitude suspension subassembly and auxiliary device, auxiliary device adopts the business turn over single wire, two split conductor and the auxiliary device of ground wire electric field of arbitrary claim 1-9, be equipped with two unhooking devices on the unmanned aerial vehicle, and two unhooking devices are about the setting of vertical axis symmetry on the unmanned aerial vehicle, be equipped with the connection insulation rope that links to each other with lifting hook on the unhooking device, first high altitude suspension subassembly sets up between lifting hook and main part, the one end fixed connection of location insulation rope is in the main part, the other end fixed connection of location insulation rope links to each other with the pulldown couple after bypassing guiding part, main part and connecting portion in proper order, the other end of insulation operation rope extends to ground, the pulldown couple is spacing on the connecting portion under the effect of insulation operation rope, the pulldown is hung on the pulldown couple has the second high altitude suspension subassembly, be equipped with the pulldown of pulling pulldown connection portion and take off insulation rope in proper order on the second high altitude suspension subassembly, the method includes the following steps.

Step one: one end of each of the two insulating operation ropes is respectively wound around the main body and then fixed on the pull-down hook, the pull-down hook is arranged on the main body, the insulating operation ropes are tensioned to prevent the pull-down hook from falling off, and finally one end of the positioning insulating rope and the first high-altitude suspension assembly are fixed on the main body;

step two: the main body after the installation in the step one is installed on a unhooking device of an unmanned aerial vehicle through a lifting hook and a connecting insulating rope;

step three: the unmanned aerial vehicle after installation in the second step is subjected to take-off operation, ground operators determine the operation position, the flight state of the unmanned aerial vehicle and the aerial posture of the device through an auxiliary unmanned aerial vehicle or a camera, guide the unmanned aerial vehicle to fly to the corresponding position of a wire, align the main body to the hanging position, press close the wire to enable the guide part to be attached to the wire, move the main body downwards, enable the wire to fall into the main body to finish hanging, enable the lifting hook to be separated from the first high-altitude suspension assembly by downwards adjusting the position, enable the unmanned aerial vehicle to return to the ground, enable the operators to tighten and position an insulating rope, and bind the insulating rope on a cross arm tower material to finish fixing;

step four: hanging a second high-altitude suspension assembly tied with a pull-down insulating rope on a lifting hook of the unmanned aerial vehicle returned in the third step, and carrying out take-off operation on the mounted unmanned aerial vehicle to enable the second high-altitude suspension assembly to be hung on the pull-down hook, wherein the unmanned aerial vehicle is adjusted in position to enable the lifting hook to return to the ground after the lifting hook is separated from the second high-altitude suspension assembly;

step five: the ground operation personnel pulls the pull-down insulating rope to enable the pull-down hook to be stressed downwards to be separated from the main body, and the pull-down hook drives the two insulating operation ropes to pull down, wherein: one insulating operation rope is used for backup protection, and the other insulating operation rope is used as a climbing rope of the electric lifting device;

step six: the operators enter and exit the electric field through the electric lifting device to finish the operation and return to the ground;

step seven: the insulation operation rope passes through the recovery collar and then is lifted by the unmanned aerial vehicle, and ground operators clamp the recovery collar on the main body by pulling the insulation operation rope;

step eight: the unmanned aerial vehicle hangs down and is tied to have the lifting hook of pull-down insulating rope to take off, and ground operation personnel hand pull-down insulating rope controls, will lift the lifting hook and get into the first high altitude of device and hang in the subassembly, and unmanned aerial vehicle lifts up the main part and returns ground after untiing the location insulating rope.