Unmanned aerial vehicle power line inspection system and method

Abstract

The invention discloses an unmanned aerial vehicle power line inspection system and method, and relates to the technical field of power inspection, the system comprises a power grid data platform, a remote cloud control platform, an unmanned aerial vehicle device and an unmanned aerial vehicle nest, the remote cloud control platform is used for obtaining task data from the power grid data platform, generating a task trajectory according to the task data, and sending the task trajectory to the unmanned aerial vehicle nest; the task trajectory is sent to the unmanned aerial vehicle device; the remote cloud control platform is also used for the unmanned aerial vehicle device to generate an inspection report according to the task track inspection photo; the unmanned aerial vehicle nest is used for storing and supplying power to the unmanned aerial vehicle device. According to the invention, flight and equipment photographing can be carried out according to a set path, the inspection efficiency is improved, the inspection position can be marked, and subsequent related maintenance of the marked problem position is facilitated.

Description

Technical Field

[0001] The present invention relates to the technical field of power line inspection, and particularly to a drone power line inspection system and method. Background Art

[0002] The current operation and maintenance mode and inspection method of high-voltage transmission lines in the power grid mainly rely on maintenance personnel using ground transportation or walking on foot, and using handheld instruments or the naked eye to inspect facilities and handle defects, which can no longer meet the development and safe operation needs of modern power grids. Ultra-high and extra-high voltage power grids urgently need safe, advanced, scientific, and efficient power line inspection methods.

[0003] Therefore, it is necessary to design a drone power line inspection system and method. When using a drone for power line inspection, after the inspection route is planned, the drone will fly and take pictures of equipment according to the set path, improving the inspection efficiency, and at the same time, it is necessary to mark the inspection positions to facilitate subsequent maintenance of the marked problem positions. Summary of the Invention

[0004] The purpose of the present invention is to solve the deficiencies in the prior art and propose a drone power line inspection system and method.

[0005] To achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A drone power line inspection system includes a power grid data platform, a remote cloud control platform, a drone device, and a drone nest. The remote cloud control platform is used to obtain task data from the power grid data platform, generate a task trajectory according to the task data, and send the task trajectory to the drone device;

[0007] The remote cloud control platform is also used to generate an inspection report based on the inspection photos taken by the drone device according to the task trajectory;

[0008] The drone nest is used to store and supply power to the drone device.

[0009] As a further improvement of the present invention, the drone nest includes a box body. A wireless charging seat is provided on the inner side wall of the box body. A translation mechanism is provided at the inner bottom of the box body. A closing mechanism is provided at the opening of the box body. A mounting plate is fixedly connected to the outer side wall of the box body. Four mounting bolts are provided through the mounting plate, and the four mounting bolts are distributed in a rectangular structure.

[0010] As a further improvement of the present invention, the drone device includes a fuselage, an outer casing is fixedly sleeved on the outside of the fuselage, a wireless charging module for cooperating with a wireless charging stand is provided on the side wall of the casing, a frame is provided on the top of the casing, a flight assembly is provided on the top of the frame, two support frames are provided on the bottom of the frame, a rotating frame is rotatably installed on the bottom of the casing, a rotating mechanism connected to the rotating frame is provided on the bottom of the casing, a device casing is provided on one side of the rotating frame, a camera is provided inside the device casing, a pitching mechanism connected to the device casing is provided inside the rotating frame, and a marking mechanism is connected to the bottom of the device casing.

[0011] As a further improvement of the present invention, the translation mechanism includes a supporting plate, two sliders are fixedly connected to the lower end of the supporting plate, two sliding grooves are provided on the inner bottom wall of the box body, the two sliders are respectively slidably connected inside the two sliding grooves, a first motor is fixedly embedded on the inner wall of the box body, an output shaft of the first motor is fixedly connected with a threaded rod, the threaded rod penetrates through the side wall of the supporting plate and is threadedly connected with the supporting plate, two guide rods are fixedly connected to the inner wall of the box body, the two guide rods are symmetrically arranged on both sides of the threaded rod, and the guide rods penetrate through the supporting plate and are slidably connected with the supporting plate.

[0012] As a further improvement of the present invention, the closing mechanism includes two second electric telescopic rods fixedly installed on the inner wall of the box body, telescopic ends of the two second electric telescopic rods face upward and are fixedly connected with the same box door, and the box door cooperates with the opening of the box body.

[0013] As a further improvement of the present invention, the rotating mechanism includes a third motor fixedly embedded in the bottom of the casing, an output shaft of the third motor is fixedly connected with a gear, a toothed ring is fixedly sleeved on the side wall of the rotating frame, and the toothed ring meshes with the gear.

[0014] As a further improvement of the present invention, the pitching mechanism includes a swinging block arranged inside the rotating frame, the swinging block is fixedly connected with the device casing, a second motor is fixedly installed on the side wall of the rotating frame, and an output shaft of the second motor penetrates through the rotating frame and is fixedly connected to the side wall of the swinging block.

[0015] As a further improvement of the present invention, the marking mechanism includes a first electric telescopic rod fixedly installed on the bottom of the device casing, a spray head is fixedly connected to the telescopic end of the first electric telescopic rod, a marking pigment box is provided on the inner bottom of the support frame, a pump is provided on the side wall of the marking pigment box, an input end of the pump is connected to the marking pigment box, an output end of the pump is connected with a feeding pipe, one end of the feeding pipe away from the pump is communicated with the spray head, a feeding pipe is provided on the top of the marking pigment box, an upper end of the feeding pipe is threadedly sleeved with a sealing cover, and a one-way valve is embedded in the upper end of the sealing cover.

[0016] A method for inspecting power lines by an unmanned aerial vehicle, comprising the following steps:

[0017] S1, obtaining task data from the power grid data platform through a remote cloud control platform, and generating a task trajectory according to the task data;

[0018] S2, sending the task trajectory to the unmanned aerial vehicle device through the remote cloud control platform;

[0019] S3, taking photos along the task trajectory by the unmanned aerial vehicle device, and then receiving the photos taken by the unmanned aerial vehicle device through the remote cloud control platform;

[0020] S4, generating an inspection report according to the taken photos by using the remote cloud control platform.

[0021] Advantages of the present invention:

[0022] By setting a translation mechanism, a wireless charging stand, and a wireless charging module, after landing the unmanned aerial vehicle device on the pallet, the unmanned aerial vehicle device is received into the box body through the movement of the pallet, and then wireless charging can be carried out through the contact of the wireless charging stand and the wireless charging module.

[0023] By setting a closing mechanism, the opening of the box body can be closed through the closing mechanism, thereby effectively protecting the unmanned aerial vehicle device inside the box body.

[0024] By setting a rotating mechanism and a pitching mechanism, the rotating frame can be driven to rotate through the rotating mechanism, the camera can be driven to rotate horizontally through the rotating frame, the swing block can be driven to rotate by the second motor, and the camera can be adjusted to swing vertically through the swing block, so as to adjust the azimuth orientation and pitching angle of the camera, facilitating taking photos at different positions.

[0025] By setting a marking mechanism, when it is necessary to mark the inspection position, the first electric telescopic rod is started to extend, driving the nozzle to move to the inspection position, and then the pump is started, the marking pigment in the marking pigment box can be pumped into the nozzle, and the marking pigment is sprayed to the marked position of the inspection through the nozzle to mark the inspection position, facilitating subsequent relevant maintenance of the marked problem positions.

[0026] The present invention can fly along a set path, take pictures of equipment, improve the inspection efficiency, and can mark the inspection positions, facilitating subsequent relevant maintenance of the marked problem positions. Description of the Drawings

[0027] Figure 1 It is a schematic structural diagram of a power line inspection system for an unmanned aerial vehicle proposed by the present invention;

[0028] Figure 2Schematic diagram of the drone device and drone nest proposed by the present invention;

[0029] Figure 3 Schematic diagram of the support plate, threaded rod, guide rod, and slider proposed by the present invention;

[0030] Figure 4 Schematic diagram of the rotating frame, swinging block, and second motor proposed by the present invention;

[0031] Figure 5 is Figure 1 Enlarged view at A in

[0032] Figure 6 is Figure 1 Enlarged view at B in

[0033] In the figure: 1 box body, 2 mounting plate, 3 mounting bolt, 4 wireless charging base, 5 wireless charging module, 6 frame, 7 flight assembly, 8 support frame, 9 airframe, 10 housing, 11 rotating frame, 12 device housing, 13 camera, 14 nozzle, 15 first electric telescopic rod, 16 feed pipe, 17 pump, 18 marking pigment box, 19 support plate, 20 chute, 21 slider, 22 first motor, 23 second electric telescopic rod, 24 box door, 25 threaded rod, 26 guide rod, 27 swinging block, 28 second motor, 29 third motor, 30 gear, 31 gear ring, 32 feeding pipe, 33 seal cover, 34 one-way valve. Detailed implementation manners

[0034] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments.

[0035] Referring to Figures 1-6 , a drone power line inspection system includes a power grid data platform, a remote cloud control platform, a drone device, and a drone nest. The remote cloud control platform is used to obtain task data from the power grid data platform, generate a task trajectory according to the task data, and send the task trajectory to the drone device;

[0036] The remote cloud control platform is also used for the drone device to generate an inspection report based on the inspection photos along the task trajectory;

[0037] The drone nest is used to store and supply power to the drone device.

[0038] In the present invention, the drone nest includes a box body 1. A wireless charging seat 4 is provided on the inner side wall of the box body 1. A translation mechanism is provided on the inner bottom of the box body 1. A closing mechanism is provided at the opening of the box body 1. An installation plate 2 is fixedly connected to the outer side wall of the box body 1. Four installation bolts 3 penetrate through the installation plate 2. The four installation bolts 3 are distributed in a rectangular structure. The box body 1 can be installed through the installation bolts 3. The translation mechanism includes a supporting plate 19. Two sliders 21 are fixedly connected to the lower end of the supporting plate 19. Two sliding grooves 20 are provided on the inner bottom wall of the box body 1. The two sliders 21 are respectively slidably connected inside the two sliding grooves 20. A first motor 22 is fixedly embedded on the inner wall of the box body 1. The output shaft of the first motor 22 is fixedly connected to a threaded rod 25. The threaded rod 25 penetrates through the side wall of the supporting plate 19 and is threadedly connected to the supporting plate 19. Two guiding rods 26 are fixedly connected to the inner wall of the box body 1. The two guiding rods 26 are symmetrically arranged on both sides of the threaded rod 25. The guiding rods 26 penetrate through the supporting plate 19 and are slidably connected to the supporting plate 19. The closing mechanism includes two second electric telescopic rods 23 fixedly installed on the inner wall of the box body 1. The telescopic ends of the two second electric telescopic rods 23 all face upward and are fixedly connected to the same box door 24. The box door 24 cooperates with the opening of the box body 1. By contracting the second electric telescopic rods 23, the box door 24 can be driven to move downward to close the opening of the box body 1, thereby effectively protecting the drone device inside the box body 1.

[0039] The drone device includes a fuselage 9. A housing 10 is fixedly sleeved on the outside of the fuselage 9. A wireless charging module 5 cooperating with the wireless charging seat 4 is provided on the side wall of the housing 10. A frame 6 is provided on the top of the housing 10. A flight assembly 7 is provided on the top of the frame 6. Two support frames 8 are provided at the bottom of the frame 6. A rotating frame 11 is rotatably installed at the bottom of the housing 10. A rotating mechanism connected to the rotating frame 11 is provided at the bottom of the housing 10. The rotating mechanism includes a third motor 29 fixedly embedded at the bottom of the housing 10. The output shaft of the third motor 29 is fixedly connected to a gear 30. A toothed ring 31 is fixedly sleeved on the side wall of the rotating frame 11. The toothed ring 31 meshes with the gear 30. A device housing 12 is provided on one side of the rotating frame 11. A camera 13 is provided inside the device housing 12. A pitching mechanism connected to the device housing 12 is provided inside the rotating frame 11. The pitching mechanism includes a swinging block 27 arranged inside the rotating frame 11. The swinging block 27 is fixedly connected to the device housing 12. A second motor 28 is fixedly installed on the side wall of the rotating frame 11. The output shaft of the second motor 28 penetrates through the rotating frame 11 and is fixedly connected to the side wall of the swinging block 27. By starting the third motor 29, the rotating frame 11 can be driven to rotate. The camera 13 can be driven to rotate horizontally through the rotating frame 11. By driving the swinging block 27 to rotate through the second motor 28, the camera 13 can be adjusted to swing vertically through the swinging block 27, thereby being able to adjust the azimuth orientation and pitching angle of the camera 13 and facilitating taking photos at different positions.

[0040] A marking mechanism is connected to the bottom of the device housing 12. The marking mechanism includes a first electric telescopic rod 15 fixedly installed at the bottom of the device housing 12. The telescopic end of the first electric telescopic rod 15 is fixedly connected to a spray head 14. A marking pigment box 18 is provided at the inner bottom of the support frame 8. A pump 17 is provided on the side wall of the marking pigment box 18. The input end of the pump 17 is connected to the marking pigment box 18. The output end of the pump 17 is connected to a feed pipe 16. One end of the feed pipe 16 away from the pump 17 is communicated with the spray head 14. A feeding pipe 32 is provided at the top of the marking pigment box 18. The upper end of the feeding pipe 32 is threadedly sleeved with a cover 33. A one-way valve 34 is embedded at the upper end of the cover 33. The one-way valve 34 can allow air to enter unidirectionally, thereby ensuring the smooth suction of the pump 17. When it is necessary to mark the inspection position, start the first electric telescopic rod 15 to extend, drive the spray head 14 to move to the inspection position, and then start the pump 17, which can pump the marking pigment inside the marking pigment box 18 into the spray head 14, and spray the marking pigment onto the marked position of the inspection through the spray head 14 to mark the inspection position, facilitating subsequent relevant maintenance of the marked problem positions.

[0041] A method for inspecting an unmanned aerial vehicle power line includes the following steps:

[0042] S1, obtaining task data from a power grid data platform through a remote cloud control platform, and generating a task trajectory according to the task data;

[0043] S2, sending the task trajectory to the unmanned aerial vehicle device through the remote cloud control platform;

[0044] S3, taking photos along the task trajectory through the unmanned aerial vehicle device, and then receiving the photos taken by the unmanned aerial vehicle device through the remote cloud control platform;

[0045] S4, generating an inspection report based on the taken photos by using the remote cloud control platform.

[0046] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A UAV power line inspection system, characterized in that: It includes a power grid data platform, a remote cloud control platform, a drone device, and a drone nest. The remote cloud control platform is used to obtain task data from the power grid data platform, generate a task trajectory according to the task data, and send the task trajectory to the drone device; The remote cloud control platform is also used for the drone device to generate an inspection report based on the mission track inspection photos; The drone nest is used to store and power the drone device.

2. The UAV power line inspection system according to claim 1 is characterized in that: The drone nest comprises a box (1), a wireless charging seat (4) is provided on the inner wall of the box (1), a translation mechanism is provided on the inner bottom of the box (1), a closing mechanism is provided at the opening of the box (1), a mounting plate (2) is fixedly connected to the outer wall of the box (1), four mounting bolts (3) are penetrated on the mounting plate (2), and the four mounting bolts (3) are distributed in a rectangular structure.

3. The UAV power line inspection system according to claim 2 is characterized in that: The drone device comprises a body (9), the body (9) is fixedly provided with a casing (10) on the outside, a wireless charging module (5) cooperating with a wireless charging seat (4) is provided on the side wall of the casing (10), a frame (6) is provided on the top of the casing (10), a flight assembly (7) is provided on the top of the frame (6), two support frames (8) are provided on the bottom of the frame (6), a rotating frame (11) is rotatably mounted on the bottom of the casing (10), a rotating mechanism connected to the rotating frame (11) is provided at the bottom of the casing (10), a device shell (12) is provided on one side of the rotating frame (11), a camera (13) is provided inside the device shell (12), a pitch mechanism connected to the device shell (12) is provided inside the rotating frame (11), and a marking mechanism is connected to the bottom of the device shell (12).

4. The UAV power line inspection system according to claim 2 is characterized in that: The translation mechanism comprises a supporting plate (19), the lower end of which is fixedly connected to two sliders (21), the inner bottom wall of the box body (1) is provided with two slide grooves (20), the two sliders (21) are slidably connected inside the two slide grooves (20), a first motor (22) is fixedly embedded on the inner wall of the box body (1), the output shaft of the first motor (22) is fixedly connected to a threaded rod (25), the threaded rod (25) passes through the side wall of the supporting plate (19) and is threadedly connected to the supporting plate (19), and two guide rods (26) are fixedly connected to the inner wall of the box body (1), the two guide rods (26) are symmetrically arranged on both sides of the threaded rod (25), and the guide rods (26) pass through the supporting plate (19) and are slidably connected to the supporting plate (19).

5. The UAV power line inspection system according to claim 2 is characterized in that: The closing mechanism comprises two second electric telescopic rods (23) fixedly mounted on the inner wall of the box body (1), the telescopic ends of the two second electric telescopic rods (23) both facing upward and fixedly connected to the same box door (24), and the box door (24) cooperates with the opening of the box body (1).

6. The UAV power line inspection system according to claim 3 is characterized in that: The rotating mechanism comprises a third motor (29) fixedly embedded in the bottom of the housing (10); the output shaft of the third motor (29) is fixedly connected to a gear (30); a gear ring (31) is fixedly sleeved on the side wall of the rotating frame (11); and the gear ring (31) is meshed with the gear (30).

7. The UAV power line inspection system according to claim 3 is characterized in that: The pitch mechanism comprises a swing block (27) arranged inside a rotating frame (11), the swing block (27) being fixedly connected to a device shell (12), a second motor (28) being fixedly mounted on a side wall of the rotating frame (11), an output shaft of the second motor (28) passing through the rotating frame (11) and being fixedly connected to the side wall of the swing block (27).

8. The UAV power line inspection system according to claim 3 is characterized in that: The marking mechanism comprises a first electric telescopic rod (15) fixedly mounted on the bottom of the device shell (12), the telescopic end of the first electric telescopic rod (15) being fixedly connected to a nozzle (14), a marking paint box (18) being provided at the inner bottom of the support frame (8), a pump (17) being provided on the side wall of the marking paint box (18), an input end of the pump (17) being connected to the marking paint box (18), an output end of the pump (17) being connected to a feed pipe (16), an end of the feed pipe (16) being away from the pump (17) being connected to the nozzle (14), a feeding pipe (32) being provided at the top of the marking paint box (18), a sealing cover (33) being threadedly sleeved at the upper end of the feeding pipe (32), and a one-way valve (34) being embedded at the upper end of the sealing cover (33).

9. A method for inspecting power lines using an unmanned aerial vehicle, characterized in that: The following steps are involved: S1, obtains task data from the power grid data platform through the remote cloud control platform and generates task trajectory based on the task data; S2, sending the mission trajectory to the UAV device through the remote cloud control platform; S3, taking photos along the mission track by the drone device, and then receiving the photos taken by the drone device through the remote cloud control platform; S4, uses the remote cloud control platform to generate inspection reports based on the photos taken.

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