CN211417611U

CN211417611U - Electric power patrols line unmanned aerial vehicle

Info

Publication number: CN211417611U
Application number: CN202020106296.6U
Authority: CN
Inventors: 胡江华; 叶钜芬; 夏云峰; 巫伟中
Original assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-09-04
Anticipated expiration: 2030-01-17

Abstract

The embodiment of the utility model discloses electric power patrols line unmanned aerial vehicle, on-line charging device just is used for the battery for the unmanned aerial vehicle power supply including setting up on unmanned aerial vehicle, unmanned aerial vehicle's bottom is rotated and is connected with two all support frames through driving motor driven, two be provided with magnetism between the support frame and feel line cutting charging mechanism, during the use, unmanned aerial vehicle flies to drive magnetism and feels line cutting charging mechanism cutting magnetism and feel the line, charges for the battery with the electric current that produces, can increase substantially unmanned aerial vehicle's duration.

Description

Electric power patrols line unmanned aerial vehicle

Technical Field

The embodiment of the utility model provides an unmanned air vehicle technique field, concretely relates to electric power patrols line unmanned aerial vehicle.

Background

An unmanned aircraft, referred to as "drone", is an unmanned aircraft that is operated by a radio remote control device and a self-contained program control device, or is operated autonomously, either completely or intermittently, by an onboard computer.

Along with the improvement of transmission line fortune dimension requirement, utilize technological means or novel device to replace artifical line of patrolling and examining, the trend that has become big, current unmanned aerial vehicle is patrolled and examined the line and has been widely used in electric power inspection, its efficiency of patrolling and examining is very improved than artifical mode, but some aspects of treating promotion and improvement also appear in the unmanned aerial vehicle is patrolled and examined and is used, if present unmanned aerial vehicle cruising ability is weak, unable long distance, continuity of operation etc. some research achievements that improve duration also appear at present, its main approach is setting up charging station or air park to make unmanned aerial vehicle independently charge and improve duration, but these methods mostly need unmanned aerial vehicle to fly to set for the place and charge, can't accomplish continuous operation, there is the interrupt, and website fixed efficiency is not high enough.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides an electric power patrols line unmanned aerial vehicle to solve and utilize among the prior art and improve unmanned aerial vehicle continuation of the journey at the mode that appointed position set up the charging station, it sets for a large amount of charging stations, can greatly increased use cost, and it need unmanned when not having the electricity fly to appointed place and charge, can't accomplish the problem of continuous operation.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:

an electric power line patrol unmanned aerial vehicle comprises an unmanned aerial vehicle and a storage battery arranged on the unmanned aerial vehicle and used for supplying power to the unmanned aerial vehicle; the bottom of the unmanned aerial vehicle is rotatably connected with two support frames, and the support frames are connected with a driving motor of the unmanned aerial vehicle; a magnetic induction linear cutting charging mechanism is arranged between the two support frames; the unmanned aerial vehicle is also provided with a charging control module which is respectively electrically connected with the storage battery and the magnetic induction linear cutting and charging mechanism;

magnetic induction wire-electrode cutting mechanism of charging includes two fixed blocks, is used for connecting a plurality of metal strip and the rotation of two fixed blocks and connects connecting rod on the support frame, the connecting rod is kept away from the one end of support frame rotate through the bearing be connected with fixed block sliding connection's installation piece, the cover is equipped with the electrical slip ring on the connecting rod, the metal strip passes through the electrical slip ring with the control module that charges is connected.

Optionally, the magnetic induction linear cutting charging mechanism further comprises a plurality of fan blades rotatably connected to the side wall of the fixed block through a rotating shaft, a first bevel gear is arranged on the rotating shaft, a second bevel gear meshed with the first bevel gear is rotatably connected to the fixed block, a plurality of push blocks with inclined end heads are arranged on one side, away from the first bevel gear, of the second bevel gear, and push rods corresponding to the push blocks are arranged on the mounting block.

Optionally, the distance between two adjacent fan blades is greater than the width of one half of the fan blade.

Optionally, a torsion spring for limiting the second bevel gear is arranged on the fixed block.

Optionally, at least two storage batteries are provided.

Optionally, a plurality of the metal strips are arranged in an annular array around the central axis of the fixing block.

Optionally, the charging control module includes a voltage stabilizer, a controller for controlling the charging and discharging states of the storage battery, and an AC-DC converter connected to the metal strip, the AC-DC converter is connected to the voltage stabilizer, and the voltage stabilizer is connected to the two storage batteries through the controller.

The utility model discloses an embodiment has following advantage:

the utility model discloses when using, the magnetic induction line cutting charging mechanism that the accessible set up can cut the produced magnetic field of transmission line when unmanned aerial vehicle patrols and examines along transmission line, and then the principle that accessible magnetism generates electricity comes the electric current to charge for unmanned aerial vehicle's battery, when increasing substantially unmanned aerial vehicle duration, still can effectually avoid work discontinuity to lead to patrolling and examining the problem that the structure has great deviation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a movement schematic diagram of the cutting magnetic field of the unmanned aerial vehicle in the embodiment of the present invention;

fig. 2 is a schematic structural diagram of an unmanned aerial vehicle according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a magnetic induction wire cutting charging mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a fixing block in the embodiment of the present invention;

fig. 5 is a perspective view of a fixing block in the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a charging control module according to an embodiment of the present invention.

In the figure:

1-unmanned aerial vehicle; 2-a storage battery; 3-a support frame; 4-magnetic induction linear cutting charging mechanism; 5-a charging control module;

401-fixed block; 402-a metal strip; 403-a connecting rod; 404-a mounting block; 405-an electrical slip ring; 406-a shaft; 407-fan blades; 408-a first bevel gear; 409-a second bevel gear; 410-a push block; 411-a push rod;

501, a voltage stabilizer; 502-a controller; 503-AC-DC converter.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1 to 6, the utility model provides an electric power line patrol unmanned aerial vehicle, which comprises an unmanned aerial vehicle 1 and a storage battery 2 arranged on the unmanned aerial vehicle 1 and used for supplying power to the unmanned aerial vehicle 1, the bottom of the unmanned aerial vehicle 1 is rotatably connected with two support frames 3 driven by a driving motor of the unmanned aerial vehicle 1, a magnetic induction line cutting charging mechanism 4 is arranged between the two support frames 3, the support frames 3 can support the unmanned aerial vehicle 1 when parking the unmanned aerial vehicle 1, in addition, can also play a role of adjusting the magnetic induction line cutting charging mechanism 4 under the action of the driving motor when in use, a charging control module 5 is also arranged on the unmanned aerial vehicle 1, the charging control module 5 is respectively electrically connected with the storage battery 2 and the magnetic induction line cutting charging mechanism 4, the number of the magnetic induction line cutting charging mechanism 4 can be set according to the size of the unmanned aerial vehicle 1, namely under the condition of ensuring that the work of the unmanned aerial vehicle 1 is not influenced, a plurality of magnetic induction wire cutting charging mechanisms 4 are arranged to the maximum extent to improve the charging efficiency.

What need supplement is, when patrolling and examining the transmission cable in order to further improve unmanned aerial vehicle 1, through magnetism sense line cutting charging mechanism 4 efficiency of charging to battery 2, can install support frame 3 on a rolling disc through driving motor drive, the rolling disc makes corresponding adjustment to magnetism sense line cutting charging mechanism 4's angle according to the direction in magnetic field promptly, thereby at the in-process of unmanned aerial vehicle 1's flight, make magnetism sense line cutting charging mechanism 4 be in the best cutting magnetism sense line state in real time, thereby can effectual improvement the device's charge efficiency.

As shown in fig. 2 to 5, the magnetic induction wire cutting charging mechanism 4 includes two fixed blocks 401, a plurality of metal strips 402 for connecting the two fixed blocks 401 and a connecting rod 403 rotatably connected to the support frame 3, the plurality of metal strips 402 are arranged in an annular array with respect to a central axis of the fixed blocks 401, one end of the connecting rod 403 far away from the support frame 3 is rotatably connected to an installation block 404 slidably connected to the fixed blocks 401 through a bearing, an electrical slip ring 405 is sleeved on the connecting rod 403, and the metal strips 402 are connected to the charging control module 5 through the electrical slip ring 405.

The metal strips 402 are preferably made of alloy steel having high elasticity, and when the fixing block 401 moves to press the metal strips 402, the metal strips 402 can be bent in a lantern skeleton-like structure, and in order to prevent the metal strips 402 from being bent inward, the metal strips 402 can be formed to have a certain curvature when the metal strips 402 are manufactured, so that when a force is applied to bend the metal strips, the metal strips 402 can be ensured to be bent along the curvature when manufactured.

The magnetic induction linear cutting and charging mechanism 4 further comprises a plurality of fan blades 407 rotatably connected to the side wall of the fixed block 401 through a rotating shaft 406, the plurality of fan blades 407 are arranged in an annular array around the centerline axis of the fixed block 401, a first bevel gear 408 is arranged on the rotating shaft 406, a second bevel gear 409 meshed with the first bevel gear 408 is rotatably connected to the fixed block 401, and when the first bevel gear 408 and the second bevel gear 409 are meshed, the transmission direction of force can be changed, so that the fan blades can be driven to rotate when the second bevel gear 409 rotates, further, in the flying process of the unmanned aerial vehicle 1, the metal strips 402 can be driven to rotate through the fan blades 407 under the action of wind force, and the magnitude of current generated by the metal strips 402 can be increased by increasing the moving speed of the metal strips 402.

A plurality of push blocks 410 with inclined end heads are arranged on one side of the second bevel gear 409 away from the first bevel gear 408, and a push rod 411 corresponding to the push blocks 410 is arranged on the mounting block 404.

When the driving motor drives the support frame 3 to move, the connecting rod 403 is driven to move, when the connecting rod 403 moves, the push rod 411 is driven to move firstly, then the second bevel gear 409 can be rotated through the matching of the push rod 411 and the push block 410, the fan blade 407 is further rotated through the meshing of the first bevel gear 408 and the second bevel gear 409, the driving motor continues to drive the support frame 3 to move, the fixing blocks 401 can be pushed to move through the mounting blocks 404, the distance between the two fixing blocks 401 is reduced, and therefore the metal strip 402 can be bent, and further, in the flying process of the unmanned aerial vehicle 1, the bent metal strip 402 can be driven to rotate through the fan blade 407, the speed of cutting the magnetic induction lines by the metal strip 402 can be further increased, and the charging efficiency of the storage battery 2 can be effectively improved.

It should be added that the fixing block 401 and the metal strip 402 are preferably of an integrated structure, and the electrical slip ring 405 is used to ensure that the metal strip 402 can be always connected with the charging control module 5 in the rotating process, so as to avoid the problem that the current generated when the metal strip 402 cuts the magnetic induction lines cannot be conducted out.

The interval between two adjacent fan blades 407 is greater than the width of half fan blade 407, guarantee that two adjacent fan blades 407 can paste together under normal circumstances, can effectual reduction its forced area when not expandeing magnetic induction line cutting charging mechanism 4 the fan blade, then further can reduce the windage of unmanned aerial vehicle 1 when flying, and when expanding, it can demonstrate and have certain inclination's state with unmanned aerial vehicle 1 flight direction, and then can impel the fan blade to rotate under the effect of wind power, the state of its fan blade 407 can make corresponding adjustment according to actual demand.

The fixing block 401 is provided with a torsion spring for limiting the second bevel gear 409, and the torsion spring is mainly used for enabling the second bevel gear 409 to automatically reset, that is, the second bevel gear 409 can rotate under the action of the torsion spring without external force, and the rotation of the second bevel gear 409 can drive the first bevel gear 408 to rotate, so that the fan blade 407 can be restored to the state of minimum wind resistance.

Battery 2 is provided with two at least, and two battery 2 are parallelly connected, and battery 2 charges under the normal condition, and a battery 2 supplies power for unmanned aerial vehicle, can avoid when long-time limit charging is discharged, can cause the problem of great damage to battery 2.

As shown in fig. 6, the charging control module 5 includes a voltage stabilizer 501, a controller 502 for controlling the charging and discharging states of the storage batteries 2, and an AC-DC converter 503 connected to the metal strip 402, the AC-DC converter 503 is connected to the voltage stabilizer 501, and the voltage stabilizer 501 is connected to the two storage batteries 2 through the controller 502, the controller 502 is a single chip microcomputer, preferably a high performance single chip microcomputer of STC89 series, and is mainly used for controlling the charging states of the storage batteries 2, the AC-DC converter 503 is mainly used for converting the alternating current generated by cutting the magnetic induction lines into direct current, the voltage stabilizer 501 is used for converting the converted direct current into a specified voltage for charging the storage batteries 2, that is, one of the storage batteries 2 is in the process of supplying power to the unmanned aerial vehicle 1, and the controller 502 is used for controlling the other storage battery 2 to be charged through the current generated by the magnetic induction line cutting charging mechanism 4, when patrolling and examining along the transmission line cable with this realization unmanned aerial vehicle 1, can carry out real-time charging through cutting magnetism line of inducting, can increase substantially unmanned aerial vehicle duration at the during operation.

An online charging method of an electric power line patrol unmanned aerial vehicle comprises the following steps:

s100, starting the unmanned aerial vehicle 1, and controlling the unmanned aerial vehicle 1 to fly above a power transmission cable;

s200, controlling the metal strip 402 to be unfolded through the driving motor, and controlling the unmanned aerial vehicle to perform inspection flight along the power transmission cable;

s300, converting the current generated by cutting the magnetic induction lines by the metal strip 402 into direct current by an AC-DC converter 503;

s400, the voltage regulator 501 converts the converted current into a specified voltage and current for charging the battery, thereby completing charging of the battery.

It should be noted that, in order to guarantee the maximum charging efficiency of battery 2 and unmanned aerial vehicle 1's safety, unmanned aerial vehicle 1 is preferred between 1-2 meters apart from the interval between the transmission line of patrolling and examining, when guaranteeing unmanned aerial vehicle 1 flight safety, avoids the too far magnetic field intensity of distance to reduce by a wide margin, and leads to the problem that charging efficiency can reduce by a wide margin.

The process of judging the charge and discharge states of the two storage batteries comprises the following steps:

s401, detecting the electric quantity of the two storage batteries 2 by the controller;

s402, comparing the electric quantity of the two storage batteries 2, and controlling the charge and discharge states of the two storage batteries 2 by the controller 502 according to the comparison result.

The condition for switching the charge-discharge states of the two storage batteries is that the electric quantity difference of the two storage batteries is more than 10 percent;

specifically, in the present embodiment, when one of the storage batteries 2 is in a discharging state and the other storage battery 2 is in a charging state, if the electric quantity of the other storage battery 2 is greater than the electric quantity of the one storage battery 2 and the electric quantity difference between the two storage batteries 2 is greater than 10% of the battery capacity of the storage battery 2, the one storage battery 2 is controlled to stop discharging, the other storage battery 2 is controlled to switch to the discharging state, and discharging is started

Switch the condition of 2 charge-discharge states of battery, can make corresponding adjustment according to the condition of reality, when the electric quantity of two batteries 2 that the controller 502 detected is unanimous, then select a battery 2 at random as unmanned aerial vehicle 1 power supply, and another battery 2 then charges through magnetic induction line cutting charging mechanism 4, during the use, still can set for 2 surplus electric quantities of battery 5% for returning the air electric quantity, can guarantee that unmanned aerial vehicle 1 can carry out safe returning the air under the particular case.

It should be noted that two batteries 2 of this unmanned aerial vehicle 1 are parallelly connected to prevent that when the charge-discharge of frequent switching battery 2, unmanned aerial vehicle 1 can not appear the problem of power supply interruption.

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

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An electric power line patrol unmanned aerial vehicle comprises an unmanned aerial vehicle (1) and a storage battery (2) arranged on the unmanned aerial vehicle (1) and used for supplying power to the unmanned aerial vehicle (1), wherein the bottom of the unmanned aerial vehicle (1) is rotatably connected with two support frames (3) through a driving motor; the magnetic induction linear cutting and charging device is characterized in that a magnetic induction linear cutting and charging mechanism (4) is arranged between the two support frames (3); the unmanned aerial vehicle (1) is also provided with a charging control module (5), and the charging control module (5) is respectively electrically connected with the storage battery (2) and the magnetic induction linear cutting charging mechanism (4);

magnetic induction wire cut charging mechanism (4) include two fixed blocks (401), be used for connecting a plurality of metal strip (402) of two fixed blocks (401) and rotate to be connected connecting rod (403) on support frame (3), connecting rod (403) are kept away from the one end of support frame (3) through the bearing rotate be connected with fixed block (401) sliding connection's installation piece (404), the cover is equipped with electric sliding ring (405) on connecting rod (403), metal strip (402) pass through electric sliding ring (405) with charge control module (5) are connected.

2. The electric power line patrol unmanned aerial vehicle of claim 1, characterized in that, line cutting charging mechanism (4) is felt to magnetism still includes that a plurality of rotates through pivot (406) and connects fan blade (407) on fixed block (401) lateral wall, be provided with first bevel gear (408) on pivot (406), just rotate on fixed block (401) be connected with second bevel gear (409) of first bevel gear (408) meshing, one side that first bevel gear (408) was kept away from in second bevel gear (409) is provided with ejector pad (410) that a plurality of end is the slope column structure, just be provided with push rod (411) that correspond with ejector pad (410) on installation piece (404).

3. The electric power line patrol unmanned aerial vehicle of claim 2, wherein the distance between two adjacent fan blades (407) is greater than the width of one-half of the fan blade (407).

4. The electric power line patrol unmanned aerial vehicle according to claim 2, wherein a torsion spring for limiting the second bevel gear (409) is arranged on the fixing block (401).

5. An electric power patrol unmanned aerial vehicle according to claim 1, wherein at least two of said storage batteries (2) are provided.

6. An electric line patrol drone according to claim 1, characterized in that several of said metal strips (402) are arranged in an annular array with respect to the central axis of said fixed block (401).

7. The electric power patrol unmanned aerial vehicle of any one of claims 1 to 6, wherein the charging control module (5) comprises a voltage stabilizer (501), a controller (502) for controlling the charging and discharging states of the storage batteries (2), and an AC-DC converter (503) connected with the metal strip (402), the AC-DC converter (503) is connected with the voltage stabilizer (501), and the voltage stabilizer (501) is respectively connected with the two storage batteries (2) through the controller (502).