CN114204478B - Auxiliary device and method for entering and exiting multi-bundle conductor electric field - Google Patents
Auxiliary device and method for entering and exiting multi-bundle conductor electric field Download PDFInfo
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- CN114204478B CN114204478B CN202111325503.2A CN202111325503A CN114204478B CN 114204478 B CN114204478 B CN 114204478B CN 202111325503 A CN202111325503 A CN 202111325503A CN 114204478 B CN114204478 B CN 114204478B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C39/00—Aircraft not otherwise provided for
- B64C39/02—Aircraft not otherwise provided for characterised by special use
- B64C39/024—Aircraft not otherwise provided for characterised by special use of the remote controlled vehicle type, i.e. RPV
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
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Abstract
The invention relates to an auxiliary device for entering and exiting an electric field of a multi-bundle conductor, which comprises an insulating operation rope, a pull-down hook and a body, wherein the body comprises a clamping plate and a cushion block, the body is provided with an adjusting structure, one side of the clamping plate is provided with an arc guide part, and the other side of the clamping plate is provided with a connecting block; the invention has the advantages that: through the adjusting structure arranged on the body, the gravity center of the whole body is effectively adjusted, the overall balance of the device is kept, the smooth hanging function is ensured, meanwhile, the unbalance of the unmanned aerial vehicle caused by the gravity center deviation of the device is avoided, the hanging quality of the body is improved, and due to the fact that the insulating operation rope is arranged on the body, action personnel can enter and exit the electric field as the climbing rope of the electric lifting device through the insulating operation rope, the defects and the limitations of a rope throwing method adopted by the existing method that the unmanned aerial vehicle is combined with the electric lifting device to enter and exit the electric field are eliminated.
Description
Technical Field
The invention relates to an auxiliary device and method for entering and exiting a multi-split conductor electric field.
Background
In recent years, transmission lines in China are rapidly developed, the scale of a power grid is gradually enlarged, the requirement on the operation stability of the power grid is high, and equipotential operation is often required to eliminate defects or install on-line monitoring equipment. However, the equipotential operation of a line with a voltage level of 500kV or above faces a number of difficulties due to the technical limitations of the conventional operation methods and the safety requirements of the equipotential operation.
Generally, a live-working-related regulation, guideline, specifies: the equipotential mode of the tension pole tower of the power transmission line is a 'two-short-three-crossing' method (in order to occupy an insulated air gap as small as possible, a hand and a foot cross two insulators and short-circuit three insulators), and the practical experience shows that when the horizontal distance between two strings of insulators exceeds 60cm, the distance between the hand and the foot of an operator is too large, the hand and the foot cannot synchronously and transversely move according to the technical requirement of 'two-short-three crossing', the operation risk and the labor intensity are extremely high, meanwhile, if the defect position is in the middle position of two gears or near a tangent tower, after entering an electric field through the 'two-short-three-crossing' method, the operator still needs to pass through wiring to reach the operation position, and the operation is time-consuming and labor-consuming.
In addition, other traditional hot-line work electric field inlet and outlet methods such as a hard ladder method, a rope ladder method (a ground rope ladder method, a ground wire rope ladder method), a hanging basket method and the like have limitation conditions in the aspects of applicable voltage grade, tower shape of a power transmission line and the like, particularly for multi-circuit lines and compact lines on the same tower, the tower head gap size is small, the arrangement of the tower and the environment are complex, equipotential cannot be safely, efficiently and quickly realized through the traditional methods, and the safe development of hot-line work is not facilitated.
Nowadays, with the application of novel equipment such as unmanned aerial vehicle, the business turn over electric field mode is met and is newly developed. Utilize unmanned aerial vehicle to throw the wire with insulating rope, accomplish to hang and establish, reuse electric lift device from ground arrival operation position, however, current unmanned aerial vehicle combines electric lift device business turn over electric field method to adopt and throws the rope mode, to the complicated and two-circuit or many circuit lines of geographical environment, insulating rope wearing and tearing easily appear, dirty, influence operation safety, only be applicable to super high voltage single circuit line and with tower many circuit lower floor's wire, and simultaneously, directly draw out the rope when retrieving the rope and retrieve, under complicated circuit environment, easily twine to other wires on, there is safe risk.
Disclosure of Invention
The invention aims to provide an auxiliary device for entering and exiting a multi-split conductor electric field, which can simplify, quickly and accurately hang an insulating rope on the multi-split conductor and reduce the abrasion of the insulating rope.
In order to solve the technical problems, the invention is realized by the following technical scheme: the utility model provides an auxiliary device of business turn over many split conductor electric fields, includes insulating operation rope, drop-down couple to and with the body of split conductor looks adaptation, the body includes two splint to and set up the cushion between two splint, be equipped with on the body and adjust the centrobaric regulation structure of body when lifting by crane, one side of splint is equipped with the circular arc guide part of outside extension, the opposite side of splint is equipped with the connecting block that links to each other with the drop-down couple, drop-down couple swing joint is on the connecting block, the one end of insulating operation rope links to each other with the drop-down couple after passing circular arc guide part, cushion and connecting block in proper order, the other end of insulating operation rope extends to ground, the drop-down couple relies on the pulling force of insulating operation rope and spacing on the connecting block, the drop-down couple is at decurrent pulling force and deviate from the connecting block.
Preferably, adjust the structure and include regulating block and a plurality of setting adjusting through hole on the regulating block, the interval between two adjacent adjusting through hole equals all, all is equipped with a regulating block on every splint, the regulating block sets up on the body that is close to circular arc guide portion one end.
Preferably, the clamping plate is provided with a plurality of mounting holes, and the adjusting block is fixedly connected to the clamping plate through screws.
Preferably, one end of the arc guide part and the clamping plate are of an integrated structure, and the other end of the arc guide part is provided with a connecting pin for enabling the arc guide part and the clamping plate to be mutually attached.
Preferably, 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 pearl screw that stretches into in the T type hole on the connecting block, when the bolt receives pulling force downward effect the shrink of glass pearl screw is in the connecting block.
Preferably, one end of the pull-down hook is provided with a mounting hole for fixing the bolt, the middle of the pull-down hook is provided with a connecting hole connected with the insulating operation rope, the other end of the pull-down hook is provided with a hanging groove, and one end of the hanging groove is provided with a guiding bevel edge.
Preferably, a pin capable of increasing the mechanical strength of the body is further arranged between the two clamping plates.
Preferably, the cushion block and the connecting block are nylon blocks, the clamping plate is an epoxy resin plate, and the width of the epoxy resin plate is smaller than that of the nylon blocks.
Preferably, all be equipped with the direction recess with insulating operation rope looks adaptation on cushion and the connecting block, all be equipped with the arch of upwards extending on cushion, splint and the connecting block, be equipped with the spacing nail of avoiding insulating operation rope to deviate from direction recess in the arch, just be equipped with insulating cover on the spacing nail.
In addition, the invention also provides a method for entering and exiting a multi-bundle conductor electric field, 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 multi-bundle conductor electric field, the unmanned aerial vehicle is provided with two detachers, the two detachers are symmetrically arranged on the unmanned aerial vehicle relative to a vertical axis, the detacher is provided with a connecting insulating rope connected with the lifting hook, the first high-altitude suspension assembly is arranged on an adjusting structure, a second high-altitude suspension assembly is suspended on the lower pulling hook, the second high-altitude suspension assembly is provided with a lower pulling insulating rope for pulling the lower pulling hook to be detached from the connecting part, and the insulating operation rope is provided with a climbing rope, and the method sequentially comprises the following steps:
the method comprises the following steps: one ends of two insulating operation ropes respectively penetrate through the arc guide part, the cushion block and the connecting block and then are fixed on the pull-down hook, the pull-down hook is installed on the body, the insulating operation ropes are tensioned to prevent the pull-down hook from falling off, and then the first high-altitude suspension assembly is fixed on the adjusting block;
step two: mounting the body mounted in the first step on a detacher of the unmanned aerial vehicle through a lifting hook and a connecting insulating rope;
step three: taking off the unmanned aerial vehicle installed in the second step, determining an operation position, a flight state of the unmanned aerial vehicle and an aerial posture of the device by a ground operator through an auxiliary unmanned aerial vehicle or a camera, guiding the unmanned aerial vehicle to fly to a corresponding position of the multi-split conductor, aligning the body to a hanging position, enabling the arc guide part to be attached to the multi-split conductor by being close to the multi-split conductor, moving the body downwards, enabling the multi-split conductor to fall into the body, completing hanging, enabling the lifting hook to be separated from the first high-altitude suspension assembly by downwards adjusting the position of the unmanned aerial vehicle, and enabling the unmanned aerial vehicle to return to the ground;
step four: hanging a second high-altitude suspension assembly tied with a pull-down insulating rope on the lifting hook of the unmanned aerial vehicle returned in the third step, taking off the installed unmanned aerial vehicle to enable the second high-altitude suspension assembly to be hung on the pull-down hook, and adjusting the position of the unmanned aerial vehicle to enable the lifting hook to be separated from the second high-altitude suspension assembly and then enable the unmanned aerial vehicle to return to the ground;
step five: ground operation personnel pulling insulating rope down makes the pull-down couple atress downwards and deviate from the body, and pull-down couple drives two insulation operation rope pulldowns, and the insulation operation rope drives the climbing rope and penetrates auxiliary device, wherein: one climbing rope is used for backup protection, and the other climbing rope is used for climbing of the electric lifting device;
step six: the operator enters and exits the electric field through the electric lifting device to complete the operation and returns to the ground;
step seven: the climbing rope penetrates through the recovery lantern ring and is hoisted by the unmanned aerial vehicle, and ground operators pull the climbing rope to clamp the recovery lantern ring on the body;
step eight: hang down to hang the couple that lifts by crane who is had pull down insulating rope under unmanned aerial vehicle and take off, ground operation personnel hand power pull down insulating rope controls, will lift by crane in the first high altitude of hook income device suspends the subassembly in midair, unties behind the insulating rope of location unmanned aerial vehicle and lifts by crane the body and return ground.
Through the method for entering and exiting the multi-split conductor electric field, the defects and limitations of the existing method for entering and exiting the electric field by combining the unmanned aerial vehicle with the electric lifting device can be effectively eliminated, and the unmanned aerial vehicle can safely, easily and conveniently enter the position of an operation point from the ground so as to carry out live-line defect elimination or install an on-line detection device.
In conclusion, the invention has the advantages that: through the adjusting structure arranged on the body, the gravity center of the whole body is effectively adjusted, the overall balance of the device is kept, the smooth hanging function is ensured, meanwhile, the unbalance of the unmanned aerial vehicle caused by the gravity center deviation of the device is avoided, the hanging quality of the body is improved, the insulating operation rope is arranged on the body, therefore, the insulating operation rope can be synchronously hung on the multi-split conductor along with the body, and one end of the insulating operation rope is connected with the pull-down hook, therefore, the pull-down hook is always subjected to the tensile force operation of the insulating operation rope during hanging, the pull-down hook can not be separated from the body, the connecting block can be rapidly separated from the pull-down hook when the pull-down hook is subjected to the 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 block, so that one end of the insulating operation rope can descend to the ground along with the pull-down hook, the working personnel can enter and exit the electric field by taking the insulated operating rope as the climbing rope of the electric lifting device, thus the defects and limitations of the rope throwing method adopted by the existing unmanned aerial vehicle combined with the electric lifting device to enter and exit the electric field are eliminated, the unmanned aerial vehicle is suitable for the areas with complex geographic environment and the complex circuits with double or multiple circuits on the same tower, and can enter the special tower circuit positions such as compact towers which cannot be or are difficult to enter due to the limitation of the traditional live working method for entering and exiting the electric field, thereby eliminating the problems of abrasion and dirt of the insulated rope caused by the existing rope throwing method, improving the safety performance of the operation, arranging the arc guide part at one end of the body, playing a certain guide and limiting functions when the body is hung, further improving the hanging efficiency of the body, improving the contact area between the pull-down hook and the connecting block by arranging the connecting block, improving the fixing quality of the pull-down hook, and finally, set the body to the structure of splint and cushion, the weight of the whole body of effectual reduction of ability.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural diagram of an auxiliary device for entering and exiting an electric field of a multi-split conductor according to the present invention;
FIG. 2 is a schematic view of the adjusting structure of the present invention on the body;
FIG. 3 is a schematic structural view of the connecting block on the body according to the present invention;
FIG. 4 is a schematic structural view of a connecting block according to the present invention;
FIG. 5 is a schematic view of the structure of a pull-down hanger of the present invention;
FIG. 6 is a schematic view of the auxiliary device of the present invention in a suspended configuration;
FIG. 7 is a schematic view of the second overhead suspension assembly of the present invention suspended from a drop down hanger;
FIG. 8 is a schematic view of the pull-down hook of the present invention;
FIG. 9 is a schematic diagram of the structure of an operator entering and exiting the electric field of a multi-split conductor in accordance with the present invention.
Reference numerals:
the cable comprises an insulating operation rope 1, a multi-split conductor 10, a climbing rope 11, a pull-down hook 2, a bolt 20, a mounting hole 21, a connecting hole 22, a hanging groove 23, a guiding inclined edge 24, a body 3, a clamping plate 31, a cushion block 32, a pin 33, an adjusting structure 4, an adjusting block 41, an adjusting through hole 42, a screw 43, a circular arc guiding part 5, a connecting pin 51, a connecting block 6, a 60T-shaped hole 61, a glass bead screw 7, a guiding groove 7, a protrusion 8, a limiting pin 81, an insulating sleeve 82, an unmanned aerial vehicle 9, a lifting hook 91, a first high-altitude suspension assembly 92, a unhooking device 93, a connecting insulating rope 94, a second high-altitude suspension assembly 95 and a pull-down insulating rope 96.
Detailed Description
Example one
As shown in fig. 1, 2, 3, 4, and 5, an auxiliary device for entering and exiting an electric field of a multi-split conductor includes an insulating operation rope 1, a pull-down hook 2, and a body 3 adapted to the multi-split conductor 10, where the multi-split conductor 10 generally includes a four-split conductor, a six-split conductor, and an eight-split conductor, in this embodiment, the body 3 includes two clamp plates 31 and a spacer block 32 disposed between the two clamp plates 31, an adjusting structure 4 for adjusting the center of gravity of the body 3 during hoisting is disposed on the body 3, an arc guide portion 5 extending outward is disposed on one side of each clamp plate 31, a connection block 6 connected to the pull-down hook 2 is disposed on the other side of each clamp plate 31, the pull-down hook 2 is movably connected to the connection block 6, one end of the insulating operation rope 1 sequentially passes through the arc guide portion 5, the spacer block 32, and the connection block 6 and then is connected to the pull-down hook 2, the other end of the insulating operation rope 1 extends to the ground, the pull-down hook 2 is pulled down on the connection block 6 by the pull of the insulating operation rope 1.
The gravity center of the whole body 3 is effectively adjusted through the adjusting structure 4 arranged on the body 3, the integral balance of the device is kept, the smooth hanging function is ensured, meanwhile, the unbalance of an unmanned aerial vehicle 9 caused by the gravity center deviation of the device is avoided, the hanging quality of the body 3 is improved, the insulating operation rope 1 is arranged on the body 3, therefore, the insulating operation rope 1 can be synchronously hung on a multi-split conductor 10 along with the body 3, because one end of the insulating operation rope 1 is connected with the pull-down hook 2, the pull-down hook 2 is always subjected to the pulling force operation of the insulating operation rope 1 during hanging, the pull-down hook 2 can not be separated from the body 3, the pull-down hook 2 can be rapidly separated from the connecting block 6 when the pull-down hook 2 is subjected to the downward acting force, when the pull-down hook 2 is separated from the connecting block 6, the insulating operation rope 1 is always fixed on the pull-down hook 2, and therefore, one end of the insulating operation rope 1 can be descended to the ground along with the pull-down hook 2, at the moment, the operator can enter and exit the electric field by taking the insulated operating rope 1 as the climbing rope 11 of the electric lifting device, thereby eliminating the defects and limitations of the rope throwing method adopted by the existing method for combining the electric lifting device with the electric field entering and exiting of the unmanned aerial vehicle 9, enabling the unmanned aerial vehicle to be suitable for the areas with complex geographic environment and the complex circuits with double or multiple circuits on the same tower, and being capable of entering the special tower circuit positions such as compact towers which cannot be or are difficult to enter due to the limitation of the traditional method for entering and exiting the electric field by live working, thereby eliminating the problems of abrasion and dirt of the insulated rope caused by the existing rope throwing method, improving the safety performance of the working, arranging the arc guide part 5 at one end of the body, playing a certain guiding and limiting function when the body 3 is hung through the arc guide part 5, further improving the hanging efficiency of the body 3 and the arrangement of the connecting block 6, can improve the area of contact of drop-down couple 2 and connecting block 6, improve drop-down couple 2's fixed quality, finally, set body 3 to the structure of splint 31 and cushion 32, can the effectual weight that reduces whole body 3.
The adjusting structure 4 comprises an adjusting block 41 and a plurality of adjusting through holes 42 arranged on the adjusting block 41, the distance between two adjacent adjusting through holes 42 is equal, each clamping plate 31 is provided with an adjusting block 41, the adjusting block 41 is arranged on the body 3 close to one end of the circular arc guide part 5, the adjusting structure 4 is arranged into the adjusting block 41 and the adjusting through holes 42, the adjusting through holes 42 not only enable the high-altitude suspension component to have a plurality of mounting positions during mounting, but also facilitate the rapid mounting of the high-altitude suspension component, the structure is simple, the adjusting block 41 is arranged on the body 3 close to one end of the circular arc guide part 5, the balance of the whole body can be ensured, the clamping plate 31 is provided with a plurality of mounting holes 21, the regulating block 41 passes through screw 43 fixed connection on splint 31, can realize that the quick installation of regulating block 41 is on splint 31, also can set up the position of regulating block 41 according to the demand of reality, satisfies the split conductor 10 of different models, the one end and splint 31 formula structure as an organic whole of circular arc guide part 5, the other end of circular arc guide part 5 is equipped with the connecting pin 51 that makes its laminating each other, sets up circular arc guide part 5 and splint 31 formula structure as an organic whole, can simplify the mounting process between circular arc guide part 5 and splint 31, improves the joint strength between circular arc guide part 5 and splint 31, and the setting of connecting pin 51 can reduce rocking at 5 both ends of circular arc guide part.
The T-shaped hole 60 is formed in the connecting block 6, the bolt 20 is arranged at one end of the pull-down hook 2, the bolt 20 is movably connected in the T-shaped hole 60, the bead screw 61 extending into the T-shaped hole 60 is arranged on the connecting block 6, when the bolt 20 is pulled to act downwards, the bead screw 61 is contracted in the connecting block 6, the bead screw 61 is arranged to conveniently clamp the pull-down hook 2 and prevent the pull-down hook 2 from being accidentally separated, the bead screw 61 is the prior art, the structural embodiment of the bead screw 61 is not described in detail, when the pull-down hook 2 is pulled downwards, the bead screw 61 is contracted in the connecting block 6, therefore, the pull-down hook 2 can be conveniently separated from the connecting block 6, the T-shaped hole 60 and the bolt 20 can ensure the straightness of the movement of the pull-down hook 2, the mounting hole 21 for fixing the bolt 20 is formed in one end of the pull-down hook 2, the connecting hole 22 connected with the insulating operation rope 1 is formed in the middle of the pull-down hook 2, the hanging groove 23 is formed in the other end of the pull-down hook 2, the guiding bevel edge 24 is formed in one end of the hanging groove 23, the insulating operation rope 1 can be fixed without being interfered by the connecting block 6, the fixing quality of the insulating operation rope 1 is improved, the high-altitude hanging assembly can be hung through the arrangement of the groove, a downward pulling force can be conveniently applied to the pull-down hook 2, and the pull-down hook 2 can be ensured to be separated from the connecting block 6.
The pin 33 which can increase the mechanical strength of the body 3 is arranged between the two splints 31, the mechanical strength of the whole body 3 can be improved, the service life of the whole body is prolonged, the cushion block 32 and the connecting block 6 are nylon blocks, the splints 31 are epoxy resin plates, the width of the epoxy resin plates is smaller than that of the nylon blocks, the weight of the whole auxiliary device can be effectively reduced, and the width of the epoxy resin plates is not larger than that of the nylon blocks, so that when the auxiliary device is contacted with a multi-split conductor, the splints 31 can be effectively prevented from being contacted with the multi-split conductor, the nylon blocks are completely stressed, the cushion block 32 and the connecting block 6 are both provided with guide grooves 7 which are matched with the insulating operation rope 1, all be equipped with the arch 8 that upwards extends on cushion 32, splint 31 and the connecting block 6, be equipped with the spacing nail 81 of avoiding insulating operation rope 1 to deviate from direction recess 7 on the arch 8, just be equipped with insulating cover 82 on the spacing nail 81, the fixed quality of insulating operation rope 1 and body 3 can be realized to the setting of direction recess 7, secondly, can be effective through the spacing nail 81 avoid deviating from of insulating operation rope 1, insulating cover 82's setting can prevent the wearing and tearing of insulating operation rope 1, improves insulating operation rope 1's quality, in addition, in order to prevent insulating operation rope 1's card pause, can set up the chamfer on the nylon block, spacing nail 81 in this embodiment is aluminum alloy spacing nail 81.
Example two
The embodiment also discloses a method for entering and exiting a multi-split conductor electric field, as shown in fig. 6, 7, 8 and 9, the method comprises an unmanned aerial vehicle 9, a lifting hook 91, a first high altitude suspension component 92 and an auxiliary device, the unmanned aerial vehicle 9 in the embodiment adopts a majiang M600 hexa-rotor unmanned aerial vehicle, the load capacity is 6kg, the auxiliary device adopts the auxiliary device for entering and exiting the multi-split conductor electric field described in the first embodiment, two unhooking devices 93 are arranged on the unmanned aerial vehicle 9, the two unhooking devices 93 are symmetrically arranged on the unmanned aerial vehicle 9 about a vertical axis, the larger the interval between the two unhooking devices 93 is, the larger the torque provided by the unmanned aerial vehicle 9 is, the better the steering control effect is, the connecting insulating rope 94 connected with the lifting hook 91 is arranged on the unhooking device 93, the unhooking device 93 connected with the insulating rope 94 is arranged on the unmanned aerial vehicle 9, when the unmanned aerial vehicle 9 is out of control or in the air or in other unexpected situations, the unhooking device 93 can be opened immediately to enable the connecting insulating rope 94 to be separated, the airplane can be stabilized immediately, further accidents are avoided, the two unhooking devices 93 can control the steering of the hoisting device and are symmetrically arranged on the unmanned aerial vehicle 9, the gravity center of the unmanned aerial vehicle 9 can be kept balanced, personnel rod climbing operation is not needed in the whole hoisting process, the high-altitude operation risk is reduced, the personnel efficiency is obviously reduced, the high-altitude operation device can also be applied to ponds or complex terrain areas, the application scene of high-altitude operation is expanded, the first high-altitude suspension component 92 is arranged on the adjusting structure 4, the second high-altitude suspension component 95 is hung on the pull-down hook 2, the pull-down insulating rope 96 for pulling the pull-down hook 2 to be separated from the connecting part is arranged on the second high-altitude suspension component, the first high-altitude suspension component and the second high-altitude suspension component both adopt circular ring structures in the embodiment, and the diameter D of the ring is 20 cm-60 cm, when the diameter D is less than 20cm, the ring is influenced by air wind power waving and positioning swing of the unmanned aerial vehicle 9, the lifting hook 91 is difficult to enter the high-altitude suspension component, when the diameter D is more than 60cm, the high-altitude suspension component has overlarge influence on the gravity center of the device, and the unmanned aerial vehicle 9 is easy to bend when rotating, so that the device is difficult to control, the climbing rope 11 is arranged on the insulating operation rope 1, and the insulating operation rope 1 can also be directly used for climbing of operators, in the embodiment, the climbing rope 11 is preferentially fixed on the insulating operation rope 1, and the diameter of the climbing rope 11 is larger than that of the insulating operation rope 1, so that the weight of the whole auxiliary device during lifting can be effectively reduced, the lifting safety performance is ensured, and the cold shrinkage pipe connection is arranged between the insulating operation rope 1 and the climbing rope 11, the connection is reliable, and the connection part has no obvious bulge 8 and is difficult to clamp, the method sequentially comprises the following steps:
the method comprises the following steps: one ends of two insulating operation ropes 1 respectively penetrate through the arc guide part 5, the cushion block 32 and the connecting block 6 and then are fixed on the pull-down hook 2, the pull-down hook 2 is installed on the body, the insulating operation ropes 1 are tightened to prevent the pull-down hook 2 from falling off, and then the first high-altitude suspension assembly 92 is fixed on the adjusting block 41;
step two: mounting the body 3 mounted in the first step on a detacher 93 of the unmanned aerial vehicle 9 through a hoisting hook 91 and a connecting insulating rope 94;
step three: taking off the unmanned aerial vehicle 9 installed in the second step, determining an operation position, a flight state of the unmanned aerial vehicle 9 and an air posture of the device by a ground operator through the auxiliary unmanned aerial vehicle 9 or a camera, guiding the unmanned aerial vehicle 9 to fly to a corresponding position of the multi-split conductor 10, aligning the body 3 to a hanging position, enabling the arc guide part 5 to be attached to the multi-split conductor 10 by being close to the multi-split conductor 10, moving the body 3 downwards, enabling the conductor 10 to fall into the body 3, completing hanging, adjusting the position downwards by the unmanned aerial vehicle 9 to enable the lifting hook 91 to be separated from the first high-altitude suspension component 92, and enabling the unmanned aerial vehicle 9 to return to the ground;
step four: hanging a second high-altitude suspension component 95 tied with a pull-down insulating rope 96 on the lifting hook 91 of the unmanned aerial vehicle 9 returned in the third step, taking off the installed unmanned aerial vehicle 9, hanging the second high-altitude suspension component 95 on the pull-down hook 2, adjusting the position of the unmanned aerial vehicle 9, and returning the unmanned aerial vehicle 9 to the ground after the lifting hook 91 is separated from the second high-altitude suspension component 95;
step five: ground operation personnel pulling drop-down insulating rope 96 makes drop-down couple 2 atress downwards and deviate from body 3, and drop-down couple 2 drives two insulating operation 1 pulldowns of rope, and insulating operation 1 drives climbing rope 11 and penetrates auxiliary device, wherein: one climbing rope 11 is used for backup protection, and the other climbing rope 11 is used for climbing of the electric lifting device;
step six: the operator enters and exits the electric field through the electric lifting device to complete the operation and returns to the ground;
step seven: the climbing rope 11 penetrates through the recovery lantern ring and is hoisted by the unmanned aerial vehicle 9, and ground operators pull the climbing rope 11 to clamp the recovery lantern ring on the body;
step eight: hang down unmanned aerial vehicle 9 and be had the insulating rope 96 of pulling down to lift by crane couple 91 and take off, ground operation personnel hand power pull down insulating rope 96 and control, hang into the first high altitude of device and suspend subassembly 92 with lifting by crane couple 91 in, untie behind the insulating rope of location unmanned aerial vehicle 9 and hang the body and return to ground.
Through the method for passing in and out the multi-bundle conductor electric field, the defects and limitations of the existing method for passing in and out the electric field by combining an unmanned aerial vehicle with an electric lifting device can be effectively eliminated, and the method can be used for safely, easily and conveniently entering the position of an operation point from the ground so as to carry out live-line defect elimination or installation of an online detection device.
The above description is only an embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any changes or modifications within the technical field of the present invention by those skilled in the art are covered by the claims of the present invention.
Claims (10)
1. The utility model provides an auxiliary device of business turn over many bundled conductor electric fields which characterized in that: including insulating operation rope, drop-down couple to and with the body of many split conductors looks adaptations, the body includes two splint to and the cushion of setting between two splint, be equipped with on the body and adjust the centrobaric regulation structure of body when lifting by crane, splint are the type of falling U structure, the bottom of splint is equipped with the first groove that hangs of opening down, the body is hung through first groove that hangs and is established on many split conductors, one side of splint is equipped with the circular arc guide part of outside extension, the opposite side of splint is equipped with the connecting block that links to each other with drop-down couple, just circular arc guide part and connecting block set up two free ends department at the type of falling U structure, drop-down couple swing joint is on the connecting block, the one end of insulating operation rope links to each other with drop-down couple after passing circular arc guide part, cushion and connecting block in proper order, the other end of insulating operation rope extends to ground, drop-down couple relies on the pulling force of insulating operation rope and spacing on the connecting block, drop-down couple receives decurrent pulling force and deviates from the connecting block when acting.
2. The device of claim 1, wherein the device comprises: the adjusting structure comprises an adjusting block and a plurality of adjusting through holes arranged on the adjusting block, the distance between every two adjacent adjusting through holes is equal, an adjusting block is arranged on each clamping plate, and the adjusting block is arranged on the body close to one end of the arc guide portion.
3. The device of claim 2, wherein the electrical field is applied to a multi-split conductor by: the clamping plate is provided with a plurality of mounting holes, and the adjusting block is fixedly connected to the clamping plate through screws.
4. The device of claim 1, wherein the device comprises: one end of the arc guide part and the clamping plate are of an integrated structure, and the other end of the arc guide part is provided with a connecting pin for enabling the two arc guide parts to be mutually attached.
5. The device of claim 1, wherein the device comprises: the connecting block is provided with a T-shaped hole, one end of the pull-down hook is provided with a bolt, the bolt is movably connected in the T-shaped hole, a wave bead screw stretching into the T-shaped hole is arranged on the connecting block, and the wave bead screw is contracted in the connecting block when the bolt is acted downwards by tension.
6. The device of claim 5, wherein the device further comprises: one end of the pull-down hook is provided with a mounting hole for fixing the bolt, the middle of the pull-down hook is provided with a connecting hole connected with the insulating operation rope, the other end of the pull-down hook is provided with a second suspension groove, and one end of the second suspension groove is provided with a guide bevel edge.
7. The device of claim 1, wherein the device comprises: and a pin capable of increasing the mechanical strength of the body is arranged between the two clamping plates.
8. The device of claim 1, wherein the device comprises: the cushion block and the connecting block are nylon blocks, the clamping plate is an epoxy resin plate, and the width of the epoxy resin plate is smaller than that of the nylon blocks.
9. The device of claim 8, wherein the device further comprises: all be equipped with the direction recess with insulating operation rope looks adaptation on cushion and the connecting block, all be equipped with the arch of upwards extending on cushion, splint and the connecting block, be equipped with the spacing nail of avoiding insulating operation rope to deviate from direction recess in the arch, just be equipped with insulating cover on the spacing nail.
10. A method of accessing an electric field of a multi-split conductor, comprising: the device 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 a multi-bundle conductor electric field as claimed in any one of claims 1 to 9, two detachers are arranged on the unmanned aerial vehicle and symmetrically arranged on the unmanned aerial vehicle about a vertical axis, a connection insulating rope connected with the lifting hook is arranged on each detacher, the first high-altitude suspension assembly is arranged on an adjusting structure, a second high-altitude suspension assembly is suspended on each lower-pulling hook, a lower-pulling insulating rope for pulling the lower-pulling hook to be separated from a connecting block is arranged on each second high-altitude suspension assembly, a climbing rope is arranged on each insulating operation rope, and the method sequentially comprises the following steps:
the method comprises the following steps: one end of each of two insulating operation ropes respectively penetrates through the arc guide part, the cushion block and the connecting block and then is fixed on the pull-down hook, the pull-down hook is installed on the body, the insulating operation ropes are tensioned to prevent the pull-down hook from falling off, and then the first high-altitude suspension assembly is fixed on the adjusting structure;
step two: mounting the body mounted in the first step on a detacher of the unmanned aerial vehicle through a lifting hook and a connecting insulating rope;
step three: taking off the unmanned aerial vehicle installed in the second step, determining an operation position, a flight state of the unmanned aerial vehicle and an aerial posture of the device by a ground operator through an auxiliary unmanned aerial vehicle or a camera, guiding the unmanned aerial vehicle to fly to a corresponding position of the wire, aligning the body to a hanging position, enabling the arc guide part to be attached to the wire by being close to the wire, moving the body downwards, enabling the wire to fall into the body to complete hanging, enabling the lifting hook to be separated from the first high-altitude suspension assembly by downwards adjusting the position of the unmanned aerial vehicle, and enabling the unmanned aerial vehicle to return to the ground;
step four: hanging a second high-altitude suspension assembly tied with a pull-down insulating rope on the lifting hook of the unmanned aerial vehicle returned in the third step, taking off the installed unmanned aerial vehicle to enable the second high-altitude suspension assembly to be hung on the pull-down hook, and adjusting the position of the unmanned aerial vehicle to enable the lifting hook to be separated from the second high-altitude suspension assembly and then enable the unmanned aerial vehicle to return to the ground;
step five: ground operation personnel pulling insulating rope down makes the pull-down couple atress downwards and deviate from the body, and pull-down couple drives two insulation operation rope pulldowns, and the insulation operation rope drives the climbing rope and penetrates auxiliary device, wherein: one climbing rope is used for backup protection, and the other climbing rope is used for climbing of the electric lifting device;
step six: the operator enters and exits the electric field through the electric lifting device to complete the operation and returns to the ground;
step seven: the climbing rope penetrates through the recovery lantern ring and is hoisted by the unmanned aerial vehicle, and ground operators pull the climbing rope to clamp the recovery lantern ring on the body;
step eight: the unmanned aerial vehicle hung with the lifting hook takes off, the lifting hook is tied with a pull-down insulating rope, ground operators pull the pull-down insulating rope by hand to control the lifting hook to be hung in the first high-altitude suspension assembly, and the unmanned aerial vehicle lifts the body and returns to the ground.
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| CN202111325503.2A CN114204478B (en) | 2021-11-10 | 2021-11-10 | Auxiliary device and method for entering and exiting multi-bundle conductor electric field |
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| CN202111325503.2A CN114204478B (en) | 2021-11-10 | 2021-11-10 | Auxiliary device and method for entering and exiting multi-bundle conductor electric field |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105390988A (en) * | 2015-12-17 | 2016-03-09 | 国家电网公司 | Ultra-high voltage power transmission line equipotential live working device and use method thereof |
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| JPH10216253A (en) * | 1997-02-12 | 1998-08-18 | Nippon Retsuku Kk | Ropeway rescue device and its mounting method |
| CN108298080B (en) * | 2017-12-20 | 2021-08-10 | 易瓦特科技股份公司 | Method, system and device for hanging rope ladder on target cable based on ground station |
| CN108599007B (en) * | 2018-03-29 | 2020-07-24 | 武汉大学 | Device and method for installing pulley insulating rope on high-voltage line unmanned aerial vehicle |
| CN208890236U (en) * | 2018-11-15 | 2019-05-21 | 国网四川省电力公司检修公司 | Novel conductive wire apparatus for suspension easy to use |
| CN110011224A (en) * | 2019-05-15 | 2019-07-12 | 国家电网有限公司 | A kind of Combined type live line work insulating rope protection tool and operating method |
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| CN105390988A (en) * | 2015-12-17 | 2016-03-09 | 国家电网公司 | Ultra-high voltage power transmission line equipotential live working device and use method thereof |
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