Remote control tree obstacle cleaning device suitable for being carried by unmanned aerial vehicle

Abstract

The invention discloses a remotely-controllable tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle, and belongs to the technical field of unmanned aerial vehicle obstacle clearing, the remotely-controllable tree obstacle clearing device comprises a parking plate, a U-shaped frame, a connecting rod, a single-layer rotary cutting device and a double-layer rotary cutting device, the top end of the parking plate is provided with a lock hook, the lock hook is connected with the unmanned aerial vehicle, and the U-shaped frame is installed at the bottom end of the parking plate; a mounting plate is arranged at the bottom end of the U-shaped frame, the connecting rod is mounted on the mounting plate, the single-layer rotary cutting device and the double-layer rotary cutting device are mounted at the two ends of the connecting rod side by side, the single-layer rotary cutting device comprises a single-layer rotary cutting tool bit, and the double-layer rotary cutting device comprises a double-layer rotary cutting tool bit. The cutting end of the single-layer rotary cutting tool bit is located between the cutting ends of the double-layer rotary cutting tool bits. The three tool bits composed of the single-layer rotary cutting tool bit and the double-layer rotary cutting tool bit can improve the cutting efficiency of tree obstacles, the distance between the two tool bits can be adjusted, tree obstacles with different cutting difficulties can be handled, and meanwhile multi-degree-of-freedom cutting can be achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of unmanned aerial vehicle obstacle removal, and in particular relates to a remotely controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle. Background Art

[0002] In order to meet the growing power demand in my country, the construction of power grid is rapid, and its security and line maintenance issues are becoming increasingly prominent. Among them, tree barriers have always been the most serious safety hazard. If they are not handled properly, they will cause line failures and safety hazards. At present, there are two ways to clear tree barriers. One is manual pruning, and manual pruning is currently the main means of clearing obstacles. However, manual pruning has the disadvantages of low efficiency and high safety risks. The second is drone pruning, but the current drone obstacle removal device relies on a single-piece rotary cutting head or a double-piece rotary cutting head to clear tree barriers. Whether it is a single-piece rotary cutting head or a double-piece rotary cutting head, it is not easy to cut (such as Figure 1 ), the shearing efficiency is low. Therefore, there is an urgent need for a remote-controlled tree obstacle clearing device with high obstacle removal efficiency and suitable for being carried by drones. Summary of the invention

[0003] In view of this, the present invention provides a remote-controlled tree obstacle clearing device suitable for being carried by a drone, so as to solve the above-mentioned problem.

[0004] In order to achieve the above object, the present invention adopts the following technical solution:

[0005] A remote-controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle comprises: a stop plate, a U-shaped frame, a connecting rod, a single-layer rotary cutting device and a double-layer rotary cutting device, wherein a locking hook is arranged at the top of the stop plate, and the locking hook is connected to the unmanned aerial vehicle, the U-shaped frame is mounted on the bottom end of the stop plate, a mounting plate is arranged on one side of the bottom end of the U-shaped frame, the connecting rod is mounted on one side of the mounting plate, the single-layer rotary cutting device and the double-layer rotary cutting device are mounted side by side at both ends of the connecting rod, the single-layer rotary cutting device comprises a single-layer rotary cutting head, and the double-layer rotary cutting device comprises a double-layer rotary cutting head, and the cutting end of the single-layer rotary cutting head is located between the cutting ends of the double-layer rotary cutting head.

[0006] Furthermore, the cutting ends of the single-layer rotary cutting blade head and the double-layer rotary cutting blade head are both sawtooth structures.

[0007] Furthermore, the single-layer rotary cutting device also includes a first cross bar, a first motor, a first battery and a remote control module, one end of the first cross bar is installed on the top end of the connecting rod, the single-layer rotary cutting head is rotatably installed on the other end of the first cross bar, the first motor is installed on the side wall of the first cross bar, the output end of the first motor is fixedly connected to the rotating shaft of the single-layer rotary cutting head, the first battery and the remote control module are installed on the side wall of the first motor and are electrically connected to the first motor, and the first battery and the remote control module are connected to the UAV remote control by radio communication.

[0008] Furthermore, the double-layer rotary cutting device also includes a second cross bar, a second motor, a second battery and a remote control module, one end of the second cross bar is installed at the bottom end of the connecting rod, the double-layer rotary cutting head is rotatably installed on the other end of the second cross bar, the second motor is installed on the side wall of the second cross bar, the output end of the second motor is fixedly connected to the rotating shaft of the double-layer rotary cutting head, the second battery and the remote control module are installed on the side wall of the second motor and are electrically connected to the second motor, and the second battery and the remote control module are connected to the UAV remote control by radio communication.

[0009] Furthermore, it also includes a blade spacing adjustment device, which includes a third motor, a third battery, a remote control module and a screw rod. The top of the connecting rod is provided with a slide groove, and the first cross bar passes through one end of the connecting rod and is provided with a slider, the slider is slidably connected to the slide groove, the output end of the third motor is fixedly connected to the screw rod, the screw rod passes upward through the second cross bar and the first cross bar, the non-threaded area at the bottom end of the screw rod is rotatably connected to the second cross bar, the threaded area of ​​the screw rod is threadedly connected to the first cross bar, the third battery and the remote control module are installed on the third motor and are electrically connected to the third motor, and the third battery and the remote control module are connected to the UAV remote control by radio communication.

[0010] Furthermore, it also includes a horizontal rotation device, which includes a fourth motor, a fourth battery and a remote control module. A rotating shaft is provided on the side wall of the connecting rod, and the rotating shaft passes through the mounting plate. The fourth motor is installed on the side wall of the mounting plate, and the rotating shaft is fixedly connected to the output end of the fourth motor. The fourth battery and the remote control module are installed on the fourth motor and electrically connected to the fourth motor. The fourth battery and the remote control module are connected to the UAV remote control by radio communication.

[0011] Furthermore, it also includes a vertical rotation device, which includes a fifth motor, a fifth battery and a remote control module. A mounting frame is provided at the bottom end of the shutdown plate, and the top of the U-shaped frame passes through the mounting frame. A hanging plate is provided at the top of the U-shaped frame, and the hanging plate is rotatably connected to the mounting frame. The fifth battery and the remote control module are installed at the bottom end of the shutdown plate, and the fifth motor is installed at the bottom end of the fifth battery and the remote control module. The output end of the fifth motor is fixedly connected downward to the hanging plate, and the fifth battery and the remote control module are electrically connected to the fifth battery and are connected to the radio communication of the drone remote control.

[0012] Furthermore, the locking hook is a magnetic locking hook.

[0013] The beneficial effects of the present invention are:

[0014] The single-layer rotary cutting head and the double-layer rotary cutting head of the present invention form a three-head blade to cut tree barriers, which can improve the cutting efficiency compared with the traditional single-piece blade head and double-layer blade head; the serrated single-layer rotary cutting head and the double-layer rotary cutting head can further improve the cutting efficiency of tree barriers; the rotation of the third motor can drive the screw to rotate, thereby realizing the sliding of the first cross bar on the connection, thereby realizing the center distance between the single-layer rotary cutting head and the double-layer rotary cutting head. The closer the center distance between the two blade heads is, the more the cutting end of the single-layer rotary cutting head extends between the double-layer rotary cutting heads, and the more difficult tree barriers can be cut; the horizontal rotation device and the vertical rotation device can increase the degree of freedom of cutting, and realize multi-degree-of-freedom cutting to adapt to more complex tree barrier cutting conditions; the magnetic lock hook is disconnected from the drone in an emergency to protect the drone. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0016] Figure 1 This is a schematic diagram of traditional double-head cutting;

[0017] Figure 2 It is a schematic diagram of the three-knife head cutting of the present invention;

[0018] Figure 3 The present invention is a schematic diagram of a remote-controlled tree obstacle clearing device suitable for being carried by a drone;

[0019] Figure 4It is a front view of a remote-controlled tree obstacle clearing device suitable for being carried by a drone;

[0020] Figure 5 It is a left view of a remote-controlled tree obstacle clearing device suitable for carrying by a drone;

[0021] Figure 6 It is a schematic diagram of the structure of a remote-controlled tree obstacle clearing device suitable for being carried by a drone after the connecting rod is rotated 90 degrees;

[0022] Figure 7 is a schematic diagram of the connection between the first crossbar and the connecting rod;

[0023] Among them, in the figure:

[0024] 10-stop plate, 11-lock hook, 12-installation frame, 20-U-shaped frame, 21-lifting plate, 22-installation plate, 30-connecting rod, 31-slide groove, 32-rotation axis, 40-single-layer rotary cutting device, 41-single-layer rotary cutting head, 42-first cross bar, 421-slider, 43-first motor, 44-first battery and remote control module, 50-double-layer rotary cutting device, 51-double-layer rotary cutting head, 52-second cross bar, 53-second motor, 54-second battery and remote control module, 60-cutter head spacing adjustment device, 61-third motor, 62-third battery and remote control module, 63-screw, 70-horizontal rotation device, 71-fourth motor, 72-fourth battery and remote control module, 80-vertical rotation device, 81-fifth motor, 82-fifth battery and remote control module. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] See attached Figure 2-7As shown, the present invention provides a remote-controlled tree obstacle clearing device suitable for being carried by a drone, comprising: a stop plate 10, a U-shaped frame 20, a connecting rod 30, a single-layer rotary cutting device 40 and a double-layer rotary cutting device 50. A locking hook 11 is provided at the top of the stop plate 10, and the locking hook 11 is connected to the bottom end of the drone. The U-shaped frame 20 is installed at the bottom end of the stop plate 10, and a mounting plate 22 is provided on one side of the bottom end of the U-shaped frame 20. The connecting rod 30 is installed on one side of the mounting plate 22. The single-layer rotary cutting device 40 and the double-layer rotary cutting device 50 are installed side by side at both ends of the connecting rod 30. The single-layer rotary cutting device 40 includes a single-layer rotary cutting head 41, and the double-layer rotary cutting device 50 includes a double-layer rotary cutting head 51. The cutting end of the single-layer rotary cutting head 41 is located between the cutting ends of the double-layer rotary cutting head 51. Figure 2 As shown in the principle diagram of three-blade cutting of the present invention, a single-layer rotary cutting blade 41 and a double-layer rotary cutting blade 51 form a three-blade blade to cut tree barriers, which can improve the cutting efficiency compared with the traditional single-piece blade and double blade heads.

[0027] In a preferred embodiment, the cutting ends of the single-layer rotary cutting blade head 41 and the double-layer rotary cutting blade head 51 are both serrated structures, and the serrated single-layer rotary cutting blade head 41 and the double-layer rotary cutting blade head 51 rotate inward at the same time to further improve the cutting efficiency of the tree barrier.

[0028] In a preferred embodiment, the single-layer rotary cutting device 40 further includes a first crossbar 42, a first motor 43, and a first battery and remote control module 44. One end of the first crossbar 42 is mounted on the top of the connecting rod 30. The single-layer rotary cutting head 41 is rotatably mounted on the other end of the first crossbar 42. The first motor 43 is mounted on the side wall of the first crossbar 42. The output end of the first motor 43 is fixedly connected to the rotating shaft of the single-layer rotary cutting head 41. The first battery and remote control module 44 are mounted on the side wall of the first motor 43 and are electrically connected to the first motor 43. The first battery and remote control module 44 are connected to the remote control of the drone by radio communication. The flight of the drone is controlled by the staff, and the rotation of the first motor 43 and the rotation direction are controlled by the first battery and remote control module 44, thereby controlling the rotation of the single-layer rotary cutting head 41.

[0029] In a preferred embodiment, the double-layer rotary cutting device 50 further includes a second crossbar 52, a second motor 53, and a second battery and remote control module 54. One end of the second crossbar 52 is mounted on the bottom end of the connecting rod 30. The double-layer rotary cutting head 51 is rotatably mounted on the other end of the second crossbar 52. The second motor 53 is mounted on the side wall of the second crossbar 52. The output end of the second motor 53 is fixedly connected to the rotating shaft of the double-layer rotary cutting head 51. The second battery and remote control module 54 are mounted on the side wall of the second motor 53 and are electrically connected to the second motor 53. The second battery and remote control module 54 are connected to the remote control of the drone by radio communication. The flight of the drone is controlled by the staff, and the rotation and direction of the second motor 53 are controlled by the second battery and remote control module 54, thereby controlling the rotation of the double-layer rotary cutting head 51.

[0030] Preferably, in an embodiment, a remote-controlled tree obstacle clearing device suitable for being carried by a drone also includes a blade spacing adjustment device 60, which includes a third motor 61, a third battery and a remote control module 62 and a screw 63. A slide groove 31 is provided at the top of the connecting rod 30, and a slider 421 is provided at one end of the first cross bar 42 passing through the connecting rod 30. The slider 421 is slidably connected to the slide groove 31. The third motor 61 is installed at the bottom end of the second cross bar 52, and the output end of the third motor 61 is fixedly connected to the screw 63. The screw 63 passes upward through the second cross bar 52 and the first cross bar 42. The non-threaded area at the bottom end of the screw 63 is rotatably connected to the second cross bar 52, and the threaded area of ​​the screw 63 is threadedly connected to the first cross bar 42. The third battery and the remote control module 62 are installed on the third motor 61 and are electrically connected to the third motor 61. The third battery and the remote control module 62 are connected to the remote control of the drone via radio communication. The flight of the drone is controlled by the staff, and the rotation and rotation direction of the third motor 61 are controlled by the third battery and the remote control module 62, thereby driving the screw 63 to rotate, so that the slider 421 at one end of the first cross bar 42 slides in the slide groove 31 of the connecting rod 30, thereby realizing the center distance between the single-layer rotary cutting head 41 and the double-layer rotary cutting head 51. The closer the center distance between the two heads is, the more the cutting end of the single-layer rotary cutting head 41 extends between the double-layer rotary cutting heads 51, and the more difficult tree obstacles can be cut.

[0031] In a preferred embodiment, a remote-controlled tree obstacle clearing device suitable for being carried by a drone also includes a horizontal rotating device 70, which includes a fourth motor 71 and a fourth battery and a remote control module 72. A rotating shaft 32 is provided on the side wall of the connecting rod 30, and the rotating shaft 32 passes through the mounting plate 22. The fourth motor 71 is mounted on the side wall of the mounting plate 22. The rotating shaft 32 is fixedly connected to the output end of the fourth motor 71. The fourth battery and the remote control module 72 are mounted on the fourth motor 71 and electrically connected to the fourth motor 71. The fourth battery and the remote control module 72 are connected to the remote control of the drone by radio communication. Whether the fourth motor 71 rotates and the direction of rotation are controlled by the fourth battery and the remote control module 72, so that the rotating shaft 32 drives the connecting rod 30 to rotate at the bottom end of the U-shaped frame 20, as shown in FIG. Figure 6 The connecting rod 30 is shown rotated 90 degrees, and the single-layer rotary cutting head 41 and the double-layer rotary cutting head 51 become in a horizontal cutting state. It can be foreseen that the single-layer rotary cutting head 41 and the double-layer rotary cutting head 51 can perform tree obstacle clearing at an angle between vertical and horizontal.

[0032] A preferred embodiment, a remote-controlled tree obstacle clearing device suitable for being carried by a drone also includes a vertical rotation device 80, the vertical rotation device 80 includes a fifth motor 81 and a fifth battery and a remote control module 82, a mounting frame 12 is provided at the bottom end of the shutdown plate 10, the top of the U-shaped frame 20 passes through the mounting frame 12, a hanging plate 21 is provided at the top end of the U-shaped frame 20, the hanging plate 21 is rotatably connected to the mounting frame 12, the fifth battery and the remote control module 82 are installed at the bottom end of the shutdown plate 10, the fifth motor 81 is installed at the bottom end of the fifth battery and the remote control module 82, the output end of the fifth motor 81 is fixedly connected downward to the hanging plate 21, the fifth battery and the remote control module 82 are electrically connected to the fifth battery, and are connected to the remote control of the drone by radio communication. The fifth battery and the remote control module 82 are used to control whether the fifth motor 81 rotates or not, and the direction of rotation, so that the U-shaped frame 20 drives the connecting rod 30, the single-layer rotary cutting device 40 and the double-layer rotary cutting device 50 and other devices to rotate around the axis of the U-shaped frame 20. The motion superposition of the horizontal rotating device 70 and the vertical rotating device 80 further increases the degree of freedom of tree obstacle clearing, and realizes multi-degree-of-freedom cutting to adapt to more complex tree obstacle cutting conditions.

[0033] In a preferred embodiment, the lock hook 11 is a magnetic lock hook. Figure 3-6 For illustration only, the prior art will not be described in detail. The magnetic lock hook is disconnected from the drone in an emergency to protect the drone.

[0034] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.

[0035] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A remote-controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle, characterized in that: include: A stop plate (10), a U-shaped frame (20), a connecting rod (30), a single-layer rotary cutting device (40) and a double-layer rotary cutting device (50), wherein a locking hook (11) is arranged at the top of the stop plate (10), and the locking hook (11) is connected to a drone, the U-shaped frame (20) is mounted at the bottom end of the stop plate (10), a mounting plate (22) is arranged at one side of the bottom end of the U-shaped frame (20), the connecting rod (30) is mounted at one side of the mounting plate (22), the single-layer rotary cutting device (40) and the double-layer rotary cutting device (50) are mounted side by side at both ends of the connecting rod (30), the single-layer rotary cutting device (40) comprises a single-layer rotary cutting head (41), and the double-layer rotary cutting device (50) comprises a double-layer rotary cutting head (51), and the cutting end of the single-layer rotary cutting head (41) is located between the cutting ends of the double-layer rotary cutting head (51).

2. The remote-controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle according to claim 1, characterized in that: The cutting ends of the single-layer rotary cutting blade head (41) and the double-layer rotary cutting blade head (51) are both sawtooth structures.

3. The remote-controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle according to claim 1, characterized in that: The single-layer rotary cutting device (40) further comprises a first cross bar (42), a first motor (43) and a first battery and remote control module (44), wherein one end of the first cross bar (42) is mounted on the top end of the connecting rod (30), the single-layer rotary cutting blade head (41) is rotatably mounted on the other end of the first cross bar (42), the first motor (43) is mounted on the side wall of the first cross bar (42), the output end of the first motor (43) is fixedly connected to the rotating shaft of the single-layer rotary cutting blade head (41), the first battery and remote control module (44) are mounted on the side wall of the first motor (43) and are electrically connected to the first motor (43), and the first battery and remote control module (44) are connected to the remote controller of the unmanned aerial vehicle by radio communication.

4. The remote-controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle according to claim 3, characterized in that: The double-layer rotary cutting device (50) further comprises a second cross bar (52), a second motor (53) and a second battery and remote control module (54), wherein one end of the second cross bar (52) is mounted on the bottom end of the connecting rod (30), the double-layer rotary cutting blade head (51) is rotatably mounted on the other end of the second cross bar (52), the second motor (53) is mounted on the side wall of the second cross bar (52), the output end of the second motor (53) is fixedly connected to the rotating shaft of the double-layer rotary cutting blade head (51), the second battery and remote control module (54) are mounted on the side wall of the second motor (53) and are electrically connected to the second motor (53), and the second battery and remote control module (54) are connected to the remote controller of the unmanned aerial vehicle by radio communication.

5. The remote-controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle according to claim 4, characterized in that: The invention also includes a blade spacing adjustment device (60), wherein the blade spacing adjustment device (60) includes a third motor (61), a third battery and a remote control module (62) and a screw rod (63); a slide groove (31) is arranged at the top end of the connecting rod (30); a slider (421) is arranged at one end of the first cross bar (42) passing through the connecting rod (30); the slider (421) is slidably connected to the slide groove (31); the third motor (61) is installed at the bottom end of the second cross bar (52); and the output end of the third motor (61) is connected to the output end of the third motor (61). The third battery and remote control module (62) are fixedly connected to the third motor (61) and electrically connected to the third motor (61). The third battery and remote control module (62) are connected to the remote control of the unmanned aerial vehicle by radio communication.

6. The remote-controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle according to claim 1, characterized in that: The invention also comprises a horizontal rotation device (70), wherein the horizontal rotation device (70) comprises a fourth motor (71) and a fourth battery and a remote control module (72); a rotating shaft (32) is arranged on the side wall of the connecting rod (30); the rotating shaft (32) passes through the mounting plate (22); the fourth motor (71) is mounted on the side wall of the mounting plate (22); the rotating shaft (32) is fixedly connected to the output end of the fourth motor (71); the fourth battery and the remote control module (72) are mounted on the fourth motor (71) and are electrically connected to the fourth motor (71); and the fourth battery and the remote control module (72) are connected to the remote control of the unmanned aerial vehicle by radio communication.

7. The remote-controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle according to claim 1, characterized in that: The invention also comprises a vertical rotation device (80), wherein the vertical rotation device (80) comprises a fifth motor (81) and a fifth battery and a remote control module (82); a mounting frame (12) is arranged at the bottom end of the shutdown plate (10); the top end of the U-shaped frame (20) passes through the mounting frame (12); a hanging plate (21) is arranged at the top end of the U-shaped frame (20); the hanging plate (21) is rotatably connected to the mounting frame (12); the fifth battery and the remote control module (82) are mounted at the bottom end of the shutdown plate (10); the fifth motor (81) is mounted at the bottom end of the fifth battery and the remote control module (82); the output end of the fifth motor (81) is fixedly connected downwardly to the hanging plate (21); the fifth battery and the remote control module (82) are electrically connected to the fifth battery and are connected to the remote control of the unmanned aerial vehicle by radio communication.

8. The remote-controlled tree obstacle clearing device suitable for being carried by an unmanned aerial vehicle according to claim 1, characterized in that: The locking hook (11) is a magnetic locking hook.

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