CN221080387U - Unmanned aerial vehicle hangs and tears overhead transmission line power failure and overhauls earthing device open - Google Patents

Abstract

The application relates to a power failure overhaul grounding device for an unmanned aerial vehicle hanging and dismantling overhead transmission line, which comprises a cross arm clamp, a wire clamp and an insulating telescopic rod; the wire clip is rotationally connected with the insulating telescopic rod; the steering shaft is provided with a second limit clamp, the insulating telescopic rod is also provided with a first limit clamp, the copper wire shaft is provided with a copper wire, the insulating telescopic rod is of a hollow structure, one end of the copper wire penetrates through the insulating telescopic rod and is connected to the wire clamp, and the other end of the copper wire is wound on the copper wire shaft through a second torsion spring; the copper wire shaft is connected with the mounting ring; the first fixing frame is also connected with a second fixing frame, a guide groove is formed in the second fixing frame, a limit groove is formed in one end, in contact with the pole tower, of the cross arm clamp, a clamping seat is connected in the limit groove in a sliding mode, and the insulating telescopic rod comprises a fixed end and a movable end. The device can avoid manual tower climbing operation, reduce operation risk, improve safety coefficient, save about operation time, effectively avoid damage to equipment in the process of assembly and disassembly, and is easy to realize and popularize.

Description

Unmanned aerial vehicle hangs and tears overhead transmission line power failure and overhauls earthing device open

Technical Field

The application relates to the technical field of power transmission, in particular to a power failure overhaul grounding device for an unmanned aerial vehicle hanging and detaching overhead power transmission line.

Background

With the development of society, the foundation of a power grid is built in the sky and the ground, the foundation of a power transmission line tower is gradually increased year by year, the power outage maintenance operation of the power transmission line is more and more frequent, and the power safety working regulations prescribe that the grounding wires are required to be arranged on two sides of an operation position before the power outage maintenance operation so as to ensure the safety of operators.

The existing ground wire installation method is traditional manual tower climbing installation, the method is relatively backward, the efficiency is low, meanwhile, a power transmission line tower is relatively high, the tower head structure of the tower is large, personnel climb on a tower window, and safety risks such as high-altitude falling and electricity-sensing injury exist. Therefore, improvements are needed.

Disclosure of utility model

In order to solve the technical problems mentioned in the background art or at least partially solve the technical problems, the application provides the power failure overhaul grounding device for the unmanned aerial vehicle suspended/detached overhead transmission line, which can avoid manual tower climbing operation, reduce operation risk, improve safety coefficient and save about operation time; the damage to equipment in the process of assembly and disassembly is effectively avoided.

The application provides a power failure overhaul grounding device for an unmanned aerial vehicle hanging and dismantling overhead transmission line, which comprises a cross arm clamp, a wire clamp and an insulating telescopic rod;

The wire card is rotatably connected with the insulating telescopic rod through a steering shaft; the steering shaft is provided with a second limiting clamp, the insulating telescopic rod is also provided with a first limiting clamp which is matched with the second limiting clamp in a biting manner, and the steering shaft is also provided with a first torsion spring;

The cross arm clamp is connected to a copper wire shaft through a first fixing frame, a copper wire is arranged on the copper wire shaft, the insulating telescopic rod is of a hollow structure, one end of the copper wire penetrates through the insulating telescopic rod and is connected to the lead clamp, and the other end of the copper wire is wound on the copper wire shaft through a second torsion spring; the copper wire shaft is connected with the mounting ring through the mounting ring fixing frame;

The first fixing frame is also connected with a second fixing frame, a guide groove is formed in the second fixing frame, one end of a first drawing rod penetrates through the guide groove to be connected with a dismounting ring, the first drawing rod is connected with one end of a second drawing rod, the other end of the second drawing rod is connected with one end of a lacing wire, and the other end of the lacing wire is connected to the first limiting clamp through a guide wheel; one end of the first limiting clamp is connected with one end of a third torsion spring, and the other end of the third torsion spring is connected to the insulating telescopic rod;

one end of the cross arm clamp, which is in contact with the tower, is provided with a limit groove, a clamping seat is connected in the limit groove in a sliding manner, one end of a first spring is connected to the inner wall of the limit groove, the other end of the first spring is connected to the clamping seat, one end of the clamping seat extends out of the limit groove, the other end of the clamping seat is provided with a containing cavity, one end of a second spring is connected to the inner wall of the containing cavity, and the other end of the second spring is connected with a third limit clamp;

The insulation telescopic rod comprises a fixed end and a movable end, a fourth limiting card matched with the third limiting card is arranged on the movable end, one end of a third spring is connected to the fourth limiting card, and the other end of the third spring is connected to the fixed end.

Optionally, a plurality of first buckle preformed holes and a plurality of second buckle preformed holes are formed in the inner walls of the two sides of the insulating telescopic rod at positions corresponding to the connecting plates; the utility model discloses a flexible cable, including insulating telescopic link, first buckle, second buckle, connecting plate, probe, fourth spring, fifth spacing card, first buckle and second buckle preformed hole interference fit are equipped with on the both sides outer wall of the expansion end of insulating telescopic link, first buckle and second buckle, first buckle with first buckle preformed hole interference fit with, second buckle with second buckle preformed hole interference fit, the one end of probe is connected to the one end of linking plate, the other end of probe extends to locating in the holding tank of the stiff end outer wall of insulating telescopic link, the probe overcoat is equipped with the fourth spring, the fifth spacing card is used for the restriction the activity of pull rod is taken out to the second. The fourth spring is used for resetting the connecting plate after pressing the connecting plate.

Optionally, a copper wire nose is disposed at one end of the copper wire led out from the copper wire shaft.

Optionally, the second fixing frame is connected with the copper wire nose through a fixing bolt.

Optionally, the cross arm clip, the first fixing frame, the second fixing frame and the wire clip are all made of aluminum materials, and the fixing bolt is made of copper materials.

Optionally, the cross arm card is also provided with an installation guide.

Optionally, a sixth limiting card is further arranged on the first fixing frame.

Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages: the device can avoid manual tower climbing operation, reduce operation risk and improve safety coefficient; saving about half of the operation time compared with manual operation; and damage to equipment in the process of assembly and disassembly can be effectively avoided.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a block diagram of a power outage overhaul grounding device for an unmanned aerial vehicle hanging and detaching overhead transmission line, which is provided by an embodiment of the application;

Fig. 2 is a schematic view showing an extended state of the insulating telescopic rod 6;

Fig. 3 is a schematic view of the insulating telescopic rod 6 after the limiting card 612 and the connecting plate 605 are pressed;

Fig. 4 is a schematic view of the wire clamp 7 in a released state;

fig. 5 is a schematic diagram of the working state of the wire clip 7;

Fig. 6 is a schematic diagram of an unmanned aerial vehicle mounted and dismounted overhead transmission line power outage overhaul grounding device before installation;

fig. 7 is a schematic view of a contact part of the limit card 501 and the limit card 601;

Fig. 8 is a schematic diagram showing a partial engagement between the lower end of the limit clip 501 and the upper end of the limit clip 601;

FIG. 9 is a schematic view of the operation of the cross arm card internal components;

FIG. 10 is a schematic diagram showing the connection of the connecting plate 605, the first draw bar 3, the second draw bar 614 and the first spring buckle 606 when the connecting plate 605 is not pressed;

FIG. 11 is a schematic diagram illustrating the connection between the probe 607 and the fifth limit card 609;

Fig. 12 is a schematic diagram showing the connection of the connecting plate 605, the first drawing rod 3, the second drawing rod 614 and the first spring buckle 606 when the connecting plate 605 is pressed.

In the figure: 1. a copper spool; 101. a mounting ring fixing frame; 102. a mounting ring; 103. a second torsion spring; 104. a fixing bolt; 105. a sixth limit clip; 106. a first fixing frame; 107. a guide groove; 108. the second fixing frame; 109. copper wire nose; 2. disassembling the ring; 3. a first draw bar; 4. copper wire; 5. a cross arm clip; 501. the third limit card; 502. a second spring; 503. a clamping seat; 504. a first spring; 505. a limit groove; 506. installing and guiding; 6. an insulating telescopic rod; 601. a fourth limit clip; 602. a third spring; 603. a first snap fit preformed hole; 604. a second snap preformed hole; 605. a connecting plate; 606. a first spring catch; 607. a probe; 608. a fifth spring; 609. a fifth limit clip; 610. a fourth spring; 611. a sixth spring; 612. a second spring buckle; 613. a seventh spring; 614. a second drawing rod; 615. an insulating rod; 7. a wire clip; 701. a steering shaft; 702. a guide wheel; 703. lacing wires; 704. a third torsion spring; 705. the first limit card; 706. the second limit card; 707. a first torsion spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

In the prior art, the work of installing the grounding wire in the power failure of the overhead transmission line mainly adopts a manual installation mode, operators need to carry the grounding wire, the insulating glove and the electroscope to climb to the position of the cross arm of the tower, after no voltage is detected, the grounding wire is installed, after one phase of installation is completed, the grounding wire is moved to the position of the next phase along the tower head, and the installation work of the three-phase wire grounding wire is completed in sequence.

Taking 220kV grounding wires as an example, a group of 220kV grounding wires are approximately 3KG, a 220kV transmission line tower is approximately seventy-eight meters, an operator can lift steps difficultly every step on the tower, and the risk of high-altitude falling in the moving process is unpredictable; moreover, the ground wire adopts 25mm ² annealed copper wire mostly, the outside package has insulating sheath, the cross arm end is the ground terminal, the wire end is the wire clamp, connect two control ropes between ground terminal and the wire clamp, one is used for installing the wire clamp, another is used for demolishing the wire clamp, even the operating personnel is with annealed copper wire, two control ropes are all put in order to the package before climbing the tower, they still can interweave together when climbing on the tower again and take out, the tower high wind is big, the rope that interweaves together is all untied under the effect of wind for a long time, and the more untidy is the solution, the operating personnel often increases the risk of falling under this kind of circumstances, and delay the time of installing the ground wire.

When the operator installs the grounding wire, the operator is required to climb the tower again to remove the hung grounding wire, the operator frequently encounters a wire clamp to clamp the wire in the removing process, and the operator continuously throws the control rope to remove the wire clamp, so that the wire is frequently worn in the removing process.

With the development of society, the foundation of a power grid is built in the sky and the ground, the foundation of a power transmission line tower is gradually increased year by year, the power outage maintenance operation of the power transmission line is also more and more frequent, and the power safety working regulations prescribe that the grounding wires are required to be arranged on two sides of an operation position before the power outage maintenance operation so as to ensure the safety of operators.

In order to facilitate understanding, the following describes in detail a power outage overhaul grounding device for an unmanned aerial vehicle hanging and dismantling overhead transmission line provided by the embodiment of the application, and referring to fig. 1 to 12, the application provides a power outage overhaul grounding device for an unmanned aerial vehicle hanging and dismantling overhead transmission line, which comprises a cross arm clamp 5, a wire clamp 7 and an insulating telescopic rod 6;

The wire clamp 7 is rotatably connected with the insulating telescopic rod 6 through a steering shaft 701; a second limiting clamp 706 is arranged on the steering shaft 701, a first limiting clamp 705 which is in meshed fit with the second limiting clamp 706 is also arranged on the insulation telescopic rod 6, and a first torsion spring 707 is also arranged on the steering shaft 701;

The cross arm clamp 5 is connected to the copper wire shaft 1 through a first fixing frame 106, a copper wire 4 is arranged on the copper wire shaft 1, the insulation telescopic rod 6 is of a hollow structure, one end of the copper wire 4 penetrates through the insulation telescopic rod 6 and is connected to the wire clamp 7, and the other end of the copper wire 4 is wound on the copper wire shaft 1 through a second torsion spring 103; the copper spool 1 is connected with a mounting ring 102 through a mounting ring fixing frame 101;

The first fixing frame 106 is further connected with a second fixing frame 108, a guide groove 107 is formed in the second fixing frame 108, one end of the first drawing rod 3 penetrates through the guide groove 107 to be connected with the dismounting ring 2, the other end of the first drawing rod 3 is connected with one end of a second drawing rod 614, the other end of the second drawing rod 614 is connected with one end of a lacing wire 703, and the other end of the lacing wire 703 is connected to the second limiting card 706 through a guide wheel 702; one end of the second limit card 706 is connected with one end of the third torsion spring 704, and the other end of the third torsion spring 704 is connected with the insulating telescopic rod 6;

One end of the cross arm clamp 5, which is in contact with the tower, is provided with a limit groove 505, a clamping seat 503 is connected in the limit groove 505 in a sliding manner, one end of a first spring 504 is connected to the inner wall of the limit groove 505, the other end of the first spring 504 is connected to the clamping seat 503, one end of the clamping seat 503 extends out of the limit groove 505, the other end of the clamping seat 503 is provided with a containing cavity, one end of a second spring 502 is connected to the inner wall of the containing cavity, and the other end of the second spring 502 is connected with a third limit clamp 501;

The insulation telescopic rod 6 comprises a fixed end and a movable end, the movable end is provided with a fourth limit card 601 which is matched with the third limit card 501, one end of the third spring 602 is connected to the fourth limit card 601, and the other end of the third spring 602 is connected to the fixed end.

Copper line axle 1 can clockwise rotation release copper line 4 under insulating telescopic link 6 downward pulling, and when telescopic link 6 upwards, copper line axle 1 can anticlockwise rotation accomodate copper line 4 under the elasticity effect of second torsional spring 103.

The cross arm clamp 5 has the function of controlling the position of the fourth limit clamp 601 and fixing the device. When the clamping seat 503 contacts the tower cross arm, the clamping seat 503 moves obliquely upwards along the limiting groove 505, the third limiting clamp 501 does not play a limiting role, the third spring 602 drives the insulating telescopic rod 6 and the wire clamp 7 to lift upwards, the fourth limiting clamp 601 pushes the third limiting clamp 501 to compress the second spring 502 leftwards, after the fourth limiting clamp 601 moves upwards to be higher than the third limiting clamp 501, the third limiting clamp 501 resets under the action of the second spring 502, and the wire clamp 7 is firmly connected with a wire under the action of the elastic force of the third spring 602.

The wire clip 7 is in a horizontal working state under the combined action of the first limit clip 705 and the second limit clip 706 by manually bending clockwise along the steering shaft 701; the wire clip 7 and the cross arm clip 5 are firmly fixed on the pole tower under the tension of the third spring 602.

Pulling the dismounting ring 2 upwards drives the first pull rod 3, the second pull rod 614 and the lacing wire 703 to enable the first limit clamp 705 to rotate clockwise along the track of the guide wheel 702 to compress the third torsion spring 704, release the second limit clamp 706, and enable the wire clamp 7 to rotate anticlockwise along the steering shaft 701 by the steering shaft 701 under the action of the first torsion spring 707 to loosen connection with a wire.

In one implementation manner, a plurality of first buckle preformed holes 603 and a plurality of second buckle preformed holes 604 are formed on inner walls of two sides of the insulating telescopic rod 6 at positions corresponding to the connecting plate 605; the outer wall both sides of insulator spindle 615 are equipped with first spring buckle 606 and second spring buckle 612, first spring buckle 606 with first buckle preformed hole 603 interference fit, second spring buckle 612 with second buckle preformed hole 604 interference fit, the one end of probe 607 is connected to the one end of link 605, the other end of probe 607 extends to and locates in the holding tank of the stiff end outer wall of insulating telescopic link 6, the probe 607 overcoat is equipped with fourth spring 610, fifth spacing card 609 is used for restricting the activity of second pull rod 614. The fourth spring 610 is used to return the link plate 605 after pressing the link plate 605.

The insulating telescopic link 6 is insulating material, and hollow design, copper line 4 runs through its inner space, and insulating telescopic link 6 middle part has a plurality of first buckle preformed holes 603, second buckle preformed holes 604, is convenient for adjust insulating telescopic link 6 length adaptation and corresponds the shaft tower size. Simultaneously, the second spring buckle 612 and the connecting plate 605 are pressed, and the insulation rod 615 can be lengthened or shortened by sliding up and down.

In one implementation, the copper wire 4 is provided with a copper wire nose 109 at the end leading out from the copper wire shaft 1.

In one implementation, the second fixing frame 108 is connected to the copper wire nose 109 by a fixing bolt 104.

In one implementation manner, the cross arm card 5, the first fixing frame 106, the second fixing frame 108 and the wire clip 7 are all made of aluminum, and the fixing bolt 104 is made of copper.

Abnormal current is conducted through a passage formed by a wire, a wire clamp 7, a copper wire 4, a copper wire nose 109, a fixing bolt 104, a second fixing frame 108, a first fixing frame 106, a cross arm clamp 5 and a cross arm

In one implementation, the cross arm card is also provided with mounting guides 506.

The installation guide 506 is made of aluminum, has certain toughness and bending degree, and plays a role of threading a needle.

In one implementation manner, the first fixing frame 106 is further provided with a sixth limiting card 105.

The device can avoid manual tower climbing operation, reduce operation risk and improve safety coefficient; saving about half of the operation time compared with manual operation; and damage to equipment in the process of assembly and disassembly can be effectively avoided. This device can adopt unmanned aerial vehicle to install, according to connecting rod tower cross arm end earlier, reconnection wire end, tear open the wire end earlier when demolishing, tear open the order of tower cross arm end later and operate.

For ease of understanding, the steps of preparing, installing the device, and removing the device prior to installation are described in detail below.

The first step: prepared before installation.

Firstly, preparing work before installation, and adjusting a spring buckle on an insulating telescopic rod to a proper vacancy of a buckle reserved hole according to the field condition before the device is installed. The wire clamp is pushed to the left to the proper position for standby. The insulation telescopic rod pushes downwards to enable the copper wire to move downwards, so that the copper wire shaft is forced to rotate clockwise, and the copper wire shaft releases the copper wire; the insulation telescopic rod is pushed downwards to a proper position, so that the distance between the wire hook and the cross arm clamp is slightly larger than the distance between the cross arm and the wire, and the installation of the device is facilitated.

Specifically, according to fig. 2 and 3, before the device is installed, according to the field situation, the second spring buckle 612 and the connecting plate 605 are pressed simultaneously, the second spring buckle 612 compresses the seventh spring 613, the connecting plate 605 transmits force to the probe 607, the probe 607 pushes the first spring buckle 606 to compress the sixth spring 611, the probe 607 also pushes the fifth limit card 609 to compress the fifth spring 608, the limit protruding part on the probe 607 can also compress the fourth spring 610, the first spring buckle 606 and the fifth limit card 609 release the limit function, and the insulation rod 615 slides up and down, at this time, the second drawing rod 614 can realize the extension and shortening of the device, and the length of the insulation telescopic rod 6 is adjusted to the proper vacancies of the first buckle reserved hole 603 and the second buckle reserved hole 604. It should be noted that, referring to fig. 10 to 12, the probe 607 is provided with a yielding through slot, the yielding through slot can be used for the first pull rod 3 to pass through, the fifth limit card 609 is located in the yielding through slot, the connecting plate 605 is pressed, the probe 607 further pushes the fifth limit card 609 to compress the fifth spring 608, and the limit action of the fifth limit card 609 on the second pull rod 614 is released, so as to realize synchronous expansion and contraction of the sliding insulation rod 615 and the second pull rod 614.

Pushing the wire clip 7 to the left in fig. 4 overcomes the elasticity of the first torsion spring 707, the wire clip 7 rotates clockwise along the steering shaft 701, and the first limit clip 705 is engaged with the second limit clip 706, so that the wire clip 7 is pushed to the position shown in fig. 5 for standby.

Pushing down the insulating telescopic rod 6 to the position of fig. 2, the copper wire 4 moves down, forcing the copper wire spool 1 to rotate clockwise, and the copper wire spool 1 releases the copper wire 4 against the elastic force of the second torsion spring 103; the insulating telescopic rod 6 pushes down to enable the fourth limit card 601 to move downwards, the third spring 602 is forced to compress, when the fourth limit card 601 moves to the position of the third limit card 501, the third limit card 501 is pushed to move leftwards to compress the second spring 502, the fourth limit card 601 moves to the lower end of the third limit card 501 to act on the infinite position of the third limit card 501, the second spring 502 pushes the third limit card 501 to reset, the lower end of the third limit card 501 is meshed with the upper end of the fourth limit card 601, and the third spring 602 is forced to compress for standby, as shown in fig. 6, 7 and 8.

And a second step of: the device is installed.

Hang in collar department through unmanned aerial vehicle carries and throws ware and fly to shaft tower suitable position in this device, utilize the installation guide, install this device to shaft tower cross arm string iron department, trigger device link gear drives insulating telescopic link and makes the conductor card carry, and conductor card and wire firm connection: the lead, the lead clip, the copper wire nose, the fixing bolt, the fixing frame, the cross arm clip and the cross arm form a passage, thus completing the installation flow of the invention.

Specifically, as shown in fig. 6, the unmanned aerial vehicle hanging and dismantling overhead transmission line power outage overhaul grounding device is ready before being installed, the unmanned aerial vehicle is carried on the mounting ring 102 to fly to a proper position of a tower by carrying the overhead transmission line power outage overhaul grounding device, the overhead transmission line power outage overhaul grounding device is installed on the tower cross arm hanging iron by using the installation guide 506, after the bottom of the clamping seat 503 contacts with a tower material, the clamping seat 503 moves leftwards and upwards along the limiting groove 505 to release the fourth limiting clamp 601, as shown in fig. 9, the third spring 602 drives the insulating telescopic rod 6 and the wire clamp 7 to lift upwards, the fourth limiting clamp 601 pushes the third limiting clamp 501 to compress the second spring 502 leftwards, after the fourth limiting clamp 601 moves upwards to be higher than the third limiting clamp 501, the third limiting clamp 501 is reset under the action of the second spring 502, and the wire clamp 7 is firmly connected with a wire under the action of the elasticity of the third spring 602, and the installation process of the overhead transmission line power outage maintenance grounding device is completed.

And a third step of: the device is dismantled.

And finally, dismantling the device, operating the unmanned aerial vehicle to carry the hook, hooking the hook into the dismantling ring, controlling the unmanned aerial vehicle to ascend, driving the drawing rod and the lacing wire to pull the limit clamp to rotate clockwise along the track of the guide wheel, resetting the wire clamp, disconnecting the wire clamp from the wire, and continuing to ascend at the moment, and returning the unmanned aerial vehicle to the ground to land to finish dismantling work.

Specifically, the unmanned aerial vehicle is operated to carry a hook, the hook is hooked into the ring of the disassembly ring 2, the unmanned aerial vehicle is controlled to ascend, the disassembly ring 2 is pulled to drive the first pull rod 3, the second pull rod 614 and the lacing wire 703 to enable the first limit clamp 705 to rotate clockwise along the track of the guide wheel 702 to compress the third torsion spring 704, the second limit clamp 706 is released, the steering shaft 701 enables the wire clamp 7 to rotate anticlockwise along the steering shaft 701 to loosen connection with the wire under the action of the first torsion spring 707, the wire clamp 7 is reset to the position of fig. 1, and at the moment, the unmanned aerial vehicle continues to ascend, and the unmanned aerial vehicle returns to the ground landing to finish the dismantling work.

The following problems can be solved or partially alleviated by the device:

(1) The problem of manpower shortage of power supply enterprises is solved;

(2) The problem of time consumption of the assembly and disassembly work of the grounding wire in power outage maintenance operation of the power transmission line is solved, maintenance time is striven for in power outage operation, and therefore power outage time is shortened, and most of users transmit electric energy;

(3) The overhead falling risk of the power transmission line in power outage ground wire assembly and disassembly operation is reduced;

(4) The risk of electrostatic induction damage of the power outage of the transmission line during the operation of installing and detaching the grounding wire is reduced;

(5) The damage to the lead wire in the process of assembly and disassembly is avoided.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is only a specific embodiment of the utility model to enable those skilled in the art to understand or practice the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. Unmanned aerial vehicle hangs and tears overhead transmission line power failure and overhauls earthing device, its characterized in that includes: the cross arm clamp (5), the wire clamp (7) and the insulating telescopic rod (6);

The wire clamp (7) is rotationally connected with the insulating telescopic rod (6) through a steering shaft (701); a second limiting clamp (706) is arranged on the steering shaft (701), a first limiting clamp (705) which is matched with the second limiting clamp (706) in a biting manner is also arranged on the insulating telescopic rod (6), and a first torsion spring (707) is also arranged on the steering shaft (701);

the cross arm clamp (5) is connected to the copper wire shaft (1) through a first fixing frame (106), a copper wire (4) is arranged on the copper wire shaft (1), the insulating telescopic rod (6) is of a hollow structure, one end of the copper wire (4) penetrates through the insulating telescopic rod (6) to be connected to the wire clamp (7), and the other end of the copper wire (4) is wound on the copper wire shaft (1) through a second torsion spring (103); the copper wire shaft (1) is connected with the mounting ring (102) through the mounting ring fixing frame (101);

The first fixing frame (106) is also connected with a second fixing frame (108), a guide groove (107) is formed in the second fixing frame (108), one end of a first drawing rod (3) penetrates through the guide groove (107) to be connected with a disassembling ring (2), the other end of the first drawing rod (3) is connected with one end of a second drawing rod (614), the other end of the second drawing rod (614) is connected with one end of a lacing wire (703), and the other end of the lacing wire (703) is connected to the first limiting clamp (705) through a guide wheel (702); one end of the first limit clamp (705) is connected with one end of a third torsion spring (704), and the other end of the third torsion spring (704) is connected to the insulating telescopic rod (6);

one end of the cross arm clamp (5) in contact with the pole tower is provided with a limit groove (505), a clamping seat (503) is connected in the limit groove (505) in a sliding manner, one end of a first spring (504) is connected to the inner wall of the limit groove (505), the other end of the first spring (504) is connected to the clamping seat (503), one end of the clamping seat (503) extends out of the limit groove (505), the other end of the clamping seat (503) is provided with a containing cavity, one end of a second spring (502) is connected to the inner wall of the containing cavity, and the other end of the second spring (502) is connected with a third limit clamp (501);

The insulation telescopic rod (6) comprises a fixed end and a movable end, a fourth limiting card (601) matched with the third limiting card (501) is arranged on the movable end, one end of a third spring (602) is connected to the fourth limiting card (601), and the other end of the third spring (602) is connected to the fixed end.

2. The power failure overhaul grounding device for the unmanned aerial vehicle suspended/detached overhead transmission line according to claim 1, wherein a plurality of first buckle preformed holes (603) and a plurality of second buckle preformed holes (604) are formed in inner walls of two sides of the insulating telescopic rod (6) at positions corresponding to the connecting plate (605); the outer wall both sides of insulator spindle (615) are equipped with first spring buckle (606) and second spring buckle (612), first spring buckle (606) with first buckle preformed hole (603) interference fit, second spring buckle (612) with second buckle preformed hole (604) interference fit, the one end of probe (607) is connected to the one end of link plate (605), the other end of probe (607) extends to and locates in the holding tank of the stiff end outer wall of insulator spindle (6), probe (607) overcoat is equipped with fourth spring (610), and fifth spacing card (609) are used for the restriction the activity of second pull rod (614).

3. The unmanned aerial vehicle hanging and dismantling overhead transmission line power outage overhaul grounding device according to claim 1, wherein one end of the copper wire (4) led out from the copper wire shaft (1) is provided with a copper wire nose (109).

4. The unmanned aerial vehicle hanging and dismantling overhead transmission line power outage overhaul grounding device according to claim 3, wherein the second fixing frame (108) is connected with the copper wire nose (109) through a fixing bolt (104).

5. The unmanned aerial vehicle hanging and dismantling overhead transmission line power outage overhaul grounding device according to claim 4, wherein the cross arm clamp (5), the first fixing frame (106), the second fixing frame (108) and the wire clamp (7) are all made of aluminum materials, and the fixing bolt (104) is made of copper materials.

6. The unmanned aerial vehicle hanging and dismantling overhead transmission line power outage overhaul grounding device according to claim 1, wherein the cross arm clamp is further provided with an installation guide (506).

7. The unmanned aerial vehicle hanging and dismantling overhead transmission line power outage overhaul grounding device according to claim 1, wherein a sixth limiting clamp (105) is further arranged on the first fixing frame (106).