Surveying and mapping unmanned aerial vehicle

Abstract

The utility model discloses a surveying and mapping unmanned aerial vehicle which comprises a vehicle body and a driving mechanism. A connecting mechanism is arranged at the lower end of the machine body and comprises a connecting bin, a Y-shaped rod, sliding seats, sliding grooves and arc-shaped plates, the connecting bin is arranged in the center of the lower surface of the machine body, the Y-shaped rod is fixedly connected to the upper end of the interior of the connecting bin, the sliding seats which are evenly distributed are slidably connected to the outer surface of the Y-shaped rod, and the arc-shaped plates are fixedly connected to the lower ends of the sliding seats. The lower end of the connecting bin is provided with uniformly distributed sliding grooves, the outer surfaces of the arc-shaped plates are slidably connected with the interiors of the vertically adjacent sliding grooves, and a five-lens inclined camera is arranged among the three arc-shaped plates. The driving mechanisms are symmetrically arranged in the connecting bin; according to the surveying and mapping unmanned aerial vehicle, rapid and stable connection between the unmanned aerial vehicle and different surveying and mapping equipment connecting units can be achieved, meanwhile, automatic locking of driving equipment can be achieved, and the installation application range of the surveying and mapping unmanned aerial vehicle is greatly widened.

Description

Technical Field

[0001] This utility model relates to the field of surveying equipment technology, specifically a surveying drone. Background Technology

[0002] Surveying drones are a type of technical tool that uses a drone platform to carry various surveying equipment to collect geographic information. They have advantages such as high precision, high efficiency, low cost and flexibility, and are widely used in many fields.

[0003] In the prior art, patent CN219857596U discloses a mapping drone, including a body and support feet for supporting the body; the body is equipped with a mapping camera and flight wings; the bottom of the support feet is rotatably connected to a support plate through an elastic torsion mechanism;

[0004] This type of surveying drone has some problems. The drone body is connected to a fixed type of surveying equipment, and it cannot quickly connect to different types of surveying equipment. This limits the types of data that the surveying drone can survey and affects the efficiency of surveying work. Utility Model Content

[0005] The technical problem to be solved by this utility model is to overcome the existing defects and provide a surveying drone that can achieve rapid and stable connection between the drone and different surveying equipment connection units, and can also achieve automatic locking of the drive equipment, which greatly improves the installation and adaptability range of the surveying drone and can effectively solve the problems in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a surveying unmanned aerial vehicle (UAV), comprising a body and a drive mechanism;

[0007] Body: A connecting mechanism is provided at its lower end. The connecting mechanism includes a connecting compartment, a Y-shaped rod, a sliding seat, a sliding groove, and an arc plate. The connecting compartment is located at the center of the lower surface of the body. A Y-shaped rod is fixedly connected to the upper end of the connecting compartment. A sliding seat is slidably connected to the outer surface of the Y-shaped rod. An arc plate is fixedly connected to the lower end of each sliding seat. A sliding groove is provided at the lower end of the connecting compartment. The outer surface of the arc plate is slidably connected to the interior of the vertically adjacent sliding groove. A five-lens tilting camera is provided between the three arc plates.

[0008] Drive mechanism: It is symmetrically arranged inside the connecting compartment;

[0009] The controller is arranged at the front end of the bottom wall of the body, the rear end of the body is inserted with a lithium battery, the five-lens tilt camera is bidirectionally electrically connected with the controller, the input end of the controller is electrically connected with the output end of the lithium battery, the unmanned aerial vehicle and the different surveying equipment connecting unit can be quickly and stably connected, and the automatic locking of the driving equipment can be realized, so that the installation adaptability of the surveying unmanned aerial vehicle is greatly improved.

[0010] Further, the connecting mechanism further comprises a rotating seat, an Archimedes spiral strip, a disc and an adjusting cylinder, the rotating seat is rotationally connected to the upper end inside the connecting bin, the lower surface of the rotating seat is provided with an Archimedes spiral strip, the upper end between the three sliding seats is provided with an Archimedes spiral groove, the Archimedes spiral groove and the Archimedes spiral strip are meshed and connected, the lower end of the outer surface of the connecting bin is provided with an external thread one, the external thread one is internally threadedly connected with the adjusting cylinder, the lower end of the adjusting cylinder is rotationally connected with the disc, the inside of the disc is also provided with uniformly distributed sliding grooves, the inside of the three lower sliding grooves is also slidably connected with the outer surface of the vertically adjacent arc-shaped plate, and the concentric movement of the arc-shaped plate is realized.

[0011] Further, the driving mechanism comprises a ratchet groove, an arc-shaped groove, an arc-shaped seat, a sliding rod, a rotating cylinder and a driving plate, the ratchet grooves are uniformly arranged in the middle of the outer arc surface of the rotating seat, the arc-shaped grooves are symmetrically arranged at the upper end of the outer arc surface of the connecting bin, the arc-shaped grooves are slidably connected with the arc-shaped seats inside, one end of the arc-shaped seat close to the center of the connecting bin is fixedly connected with uniformly distributed ratchets, the ratchets are mounted in cooperation with the radially adjacent ratchet grooves, the middle of the outer arc surface of the arc-shaped seat is fixedly connected with the sliding rod, the rotating cylinder is rotationally connected to the upper end of the outer arc surface of the connecting bin, the inside of the rotating cylinder is provided with symmetrically distributed sliding openings, the inside of the sliding opening is slidably connected with the outer surface of the radially adjacent sliding rod, and one end of the sliding rod away from the center of the connecting bin is fixedly connected with the driving plate, so as to provide driving force for the rotation of the rotating seat.

[0012] Further, the driving mechanism further comprises a spring, the spring is fixedly connected between the outer arc surface of the arc-shaped plate and the inner wall of the rotating cylinder and between the driving plate and the outer arc surface of the rotating cylinder, and the spring is movably sleeved on the outer surface of the adjacent sliding rod, so as to reset the driving plate and the arc-shaped plate.

[0013] Further, the left and right ends of the body are fixedly connected with symmetrically distributed supporting plates, one end of the supporting plate away from the center of the body is rotationally connected with a rotating shaft, the lower surface of the supporting plate away from the center of the body is provided with a motor bin, the inside of the motor bin is provided with a motor, the upper end of the motor output shaft is fixedly connected with the vertically adjacent rotating shaft, the upper end of the outer surface of the rotating shaft is fixedly connected with uniformly distributed wings, the middle of the bottom wall of the body is provided with an electronic speed regulator, the input end of the motor is electrically connected with the output end of the electronic speed regulator, and the input end of the electronic speed regulator is electrically connected with the output end of the controller, so as to realize the flight of the surveying unmanned aerial vehicle.

[0014] Furthermore, a GNSS receiver is installed in the middle of the bottom wall of the aircraft body. The GNSS receiver is bidirectionally electrically connected to the controller to obtain the GPS positioning information of the UAV.

[0015] Furthermore, a shock absorber is provided between the lower end of the body and the upper end of the connecting compartment. Symmetrically distributed supports are fixedly connected to the lower end of the body. Protective covers are fixedly connected to the upper surface of the support plates at the end away from the center of the body. The wings are all located inside the adjacent protective covers to avoid injury to personnel from the rotating wings, while improving the shock absorption performance of the surveying equipment.

[0016] Compared with the prior art, the beneficial effects of this utility model are as follows: This surveying drone has the following advantages:

[0017] By pressing the drive plate, the ratchet teeth engage with the ratchet groove, thereby rotating the rotating seat. When the pressing stops, the spring resets the drive plate and the arc-shaped seat, and the drive plate rotates the rotating cylinder in the opposite direction, resetting the arc-shaped seat. Then, pressing the drive plate again rotates the rotating seat, which in turn rotates the Archimedes spiral, adjusting the centering distance between the three arc-shaped plates. Simultaneously, the rotation of the adjusting cylinder adjusts the vertical position of the disc, thus meeting the stable connection requirements of different diameters and thicknesses of the connection units for different surveying equipment. This enables rapid and stable connection between the UAV and the connection units of different surveying equipment, and also allows for automatic locking of the drive equipment, greatly improving the installation adaptability and surveying efficiency of the UAV. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the structure of this utility model;

[0019] Figure 2 This is a cross-sectional view of the internal structure of this utility model;

[0020] Figure 3 This is a cross-sectional structural diagram of the connecting mechanism of this utility model;

[0021] Figure 4 This is an enlarged structural diagram of point A in this utility model;

[0022] Figure 5 This is an enlarged structural diagram of section B of the present invention.

[0023] In the figure: 1 body, 2 connecting mechanism, 21 connecting bin, 22 rotating seat, 23 Y-shaped rod, 24 sliding seat, 25 Archimedes spiral strip, 26 sliding groove, 27 disc, 28 arc plate, 29 adjusting cylinder, 3 driving mechanism, 31 ratchet groove, 32 arc-shaped groove, 33 arc-shaped seat, 34 sliding rod, 35 spring, 36 rotating cylinder, 37 driving plate, 4 supporting plate, 5 rotating shaft, 6 wing, 7 protective cover, 8 motor bin, 9 motor, 10 lithium battery, 11 controller, 12 GNSS receiver, 13 electronic speed regulator, 14 support, 15 shock damper, 16 five-lens tilt camera. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] Please refer to Figures 1-5 The embodiment provides a technical scheme: a surveying and mapping unmanned aerial vehicle, comprising a body 1 and a driving mechanism 3.

[0026] The body 1 is provided with a connecting mechanism 2 at the lower end, the connecting mechanism 2 comprises a connecting bin 21, a Y-shaped rod 23, a sliding seat 24, a sliding groove 26 and an arc-shaped plate 28, the connecting bin 21 is arranged at the center position of the lower surface of the body 1, the upper end inside the connecting bin 21 is fixedly connected with the Y-shaped rod 23, the outer surface of the Y-shaped rod 23 is slidingly connected with the uniformly distributed sliding seats 24, the lower end of the sliding seat 24 is fixedly connected with the arc-shaped plate 28, the lower end of the connecting bin 21 is provided with the uniformly distributed sliding grooves 26, the outer surface of the arc-shaped plate 28 is slidingly connected with the inside of the vertically adjacent sliding grooves 26, the five-lens tilt camera 16 is arranged between the three arc-shaped plates 28, the connecting mechanism 2 further comprises a rotating seat 22, an Archimedes spiral strip 25, a disc 27 and an adjusting cylinder 29, the rotating seat 22 is rotationally connected to the upper end inside the connecting bin 21, the lower surface of the rotating seat 22 is provided with the Archimedes spiral strip 25, the upper end between the three sliding seats 24 is provided with an Archimedes spiral groove, the Archimedes spiral groove and the Archimedes spiral strip 25 are meshingly connected, the lower end of the outer surface of the connecting bin 21 is provided with an external thread one, the external thread one is internally threadedly connected with the adjusting cylinder 29, the lower end of the adjusting cylinder 29 is rotationally connected with the disc 27, the inside of the disc 27 is also provided with the uniformly distributed sliding grooves 26, the inside of the three sliding grooves 26 on the lower side is also slidingly connected with the outer surface of the vertically adjacent arc-shaped plate 28, the rotating seat 22 drives the Archimedes spiral strip 25 to rotate, under the meshing connection of the Archimedes spiral strip 25 and the Archimedes spiral groove, the sliding seat 24 moves to the direction close to the center of the connecting bin 21 under the guidance of the Y-shaped rod 23, the sliding seat 24 drives the vertically adjacent arc-shaped plate 28 to move, the arc-shaped plate 28 moves to the direction close to the center of the connecting bin 21 between the two vertically adjacent sliding grooves 26, the arc-shaped plate 28 realizes the stable clamping of the connecting unit of the five-lens tilt camera 16, at the same time, the personnel rotates the adjusting cylinder 29, under the rotating connection relationship between the adjusting cylinder 29 and the disc 27, the arc-shaped plate 28 limits the disc 27 through the sliding groove 26 on the lower side, so that the adjusting cylinder 29 drives the disc 27 to move downward in the downward movement process, when the disc 27 moves downward to the upper surface of the connecting unit of the five-lens tilt camera 16, the rotation of the adjusting cylinder 29 is stopped, and the stable connection between the five-lens tilt camera 16 and the body 1 is realized;

[0027] The driving mechanism 3 is symmetrically arranged in the inner part of the connecting bin 21, and comprises a ratchet groove 31, an arc-shaped groove 32, an arc-shaped seat 33, a sliding rod 34, a rotating cylinder 36 and a driving plate 37. The ratchet grooves 31 are uniformly arranged in the middle part of the outer arc surface of the rotating seat 22. The arc-shaped grooves 32 are symmetrically arranged at the upper end of the outer arc surface of the connecting bin 21. The inner part of the arc-shaped groove 32 is slidably connected with the arc-shaped seat 33. The end of the arc-shaped seat 33 close to the center of the connecting bin 21 is fixedly connected with uniformly distributed ratchets. The ratchets are cooperatively arranged with the radially adjacent ratchet grooves 31. The middle part of the outer arc surface of the arc-shaped seat 33 is fixedly connected with the sliding rod 34. The rotating cylinder 36 is rotatably connected with the upper end of the outer arc surface of the connecting bin 21. The inner part of the rotating cylinder 36 is provided with symmetrically distributed sliding openings. The inner part of the sliding opening is slidably connected with the outer surface of the radially adjacent sliding rod 34. The end of the sliding rod 34 away from the center of the connecting bin 21 is fixedly connected with the driving plate 37. The driving mechanism 3 further comprises a spring 35. The spring 35 is fixedly connected between the outer arc surface of the arc-shaped seat 33 and the inner wall of the rotating cylinder 36, and between the driving plate 37 and the outer arc surface of the rotating cylinder 36. The spring 35 is movably sleeved on the outer surface of the adjacent sliding rod 34. First, the driving plate 37 is pressed. The driving plate 37 moves towards the center of the connecting bin 21. Then, the radially adjacent sliding rod 34 is pushed to move towards the center of the connecting bin 21. At the same time, the spring 35 is elastically compressed. The center-moving of the sliding rod 34 drives the radially adjacent arc-shaped seat 33 to move towards the center of the connecting bin 21. The center-moving of the arc-shaped seat 33 drives the adjacent ratchet to move, so that the ratchet is inserted into the radially adjacent ratchet groove 31. Then, the personnel rotates the rotating cylinder 36 through the driving plate 37. While the rotating cylinder 36 rotates, the arc-shaped seat 33 rotates in the inner part of the corresponding arc-shaped groove 32. The arc-shaped seat 33 moves through the insertion of the ratchet and the corresponding ratchet groove 31, so as to realize the rotation of the rotating seat 22. When the arc-shaped seat 33 moves to the bottom end of the corresponding arc-shaped groove 32, the personnel stops pressing the driving plate 37. The elastic force of the spring 35 drives the sliding rod 34 to move away from the center of the connecting bin 21. Then, the arc-shaped seat 33 and the driving plate 37 move away from the center of the connecting bin 21. Then, the personnel reversely rotates the rotating cylinder 36 through the driving plate 37. Then, the arc-shaped seat 33 is restored to the original position in the inner part of the corresponding arc-shaped groove 32. Then, the personnel presses the driving plate 37 to rotate the rotating seat 22 again, so that the arc-shaped plate 28 continuously moves towards the center.

[0028] Wherein: also includes the controller 11, the controller 11 is arranged at the front end of the bottom wall of the body 1, the rear end of the body 1 is inserted with lithium battery 10, five lens tilt camera 16 and controller 11 are bidirectional electrical connection, the input end of controller 11 is electrically connected with the output end of lithium battery 10, the middle part of the bottom wall of the body 1 is provided with GNSS receiver 12, GNSS receiver 12 and controller 11 are bidirectional electrical connection, in the process of surveying and mapping unmanned aerial vehicle movement, controller 11 realizes five lens tilt camera 16 operation, five lens tilt camera 16 measures the survey area, and then directly generates three-dimensional model, and the three-dimensional model information is transmitted to the signal receiving end of controller 11, at the same time, controller 11 realizes GNSS receiver 12 operation, real-time records the position information of surveying and mapping unmanned aerial vehicle, combines three-dimensional model information and real-time position information, and then realizes surveying and mapping work;

[0029] Wherein: the left and right ends of the body 1 are fixedly connected with the symmetrically distributed support plates 4, the ends away from the center of the body 1 of the support plates 4 are rotatably connected with the rotating shafts 5, the ends away from the center of the body 1 of the lower surfaces of the support plates 4 are provided with the motor compartments 8, the interiors of the motor compartments 8 are provided with the motors 9, the upper ends of the output shafts of the motors 9 are fixedly connected with the vertically adjacent rotating shafts 5, the upper ends of the outer surfaces of the rotating shafts 5 are fixedly connected with the evenly distributed wings 6, the middle part of the bottom wall of the body 1 is provided with the electronic speed regulator 13, the input ends of the motors 9 are electrically connected with the output end of the electronic speed regulator 13, the input end of the electronic speed regulator 13 is electrically connected with the output end of the controller 11, the controller 11 realizes the electronic speed regulator 13 operation, the electronic speed regulator 13 controls the rotation of the four motors 9, the output shafts of the motors 9 rotate and drive the vertically adjacent rotating shafts 5 to rotate, the rotating shafts 5 drive the evenly distributed wings 6 to rotate, at the same time, the controller 11 issues instructions to the electronic speed regulator 13 to adjust the rotating speed of the four motors 9, thereby realizing the lifting and horizontal movement of the surveying and mapping unmanned aerial vehicle;

[0030] Wherein: the lower end of the body 1 and the upper end of the connecting compartment 21 are provided with the shock damper 15, the shock damper 15 absorbs the vibration energy of the body 1 in the flight process, thereby playing a shock absorption effect on the five lens tilt camera 16, the lower end of the body 1 is fixedly connected with the symmetrically distributed supports 14, the supports 14 provide support for the falling of the body 1, the upper ends of the upper surfaces of the support plates 4 are fixedly connected with the protective covers 7, the wings 6 are located in the interiors of the adjacent protective covers 7, the protective covers 7 isolate the wings 6 from the outside, avoiding personnel from touching the rotating wings 6, and also avoiding external objects from touching the wings 6, the upper and lower air passages of the protective covers 7 are unobstructed, ensuring the normal drainage of the wings 6 and the airflow flow.

[0031] The working principle of the surveying and mapping unmanned aerial vehicle is as follows: in working, personnel first press the driving plate 37, the driving plate 37 is moved towards the center of the connecting bin 21, thereby driving the radially adjacent slide rod 34 to move towards the center of the connecting bin 21, and the spring 35 is elastically compressed, the slide rod 34 is moved to the center, thereby driving the radially adjacent arc-shaped seat 33 to move towards the center of the connecting bin 21, the arc-shaped seat 33 is moved to the center, thereby driving the adjacent ratchet to move, the ratchet is inserted into the radially adjacent ratchet groove 31, then the personnel rotates the rotating drum 36 through the driving plate 37, the rotating drum 36 rotates, the arc-shaped seat 33 rotates in the corresponding arc-shaped groove 32, the arc-shaped seat 33 is inserted into the corresponding ratchet groove 31, the rotating seat 22 is rotated, the rotating seat 22 drives the Archimedes spiral strip 25 to rotate, under the meshing connection of the Archimedes spiral strip 25 and the Archimedes spiral groove, the sliding seat 24 is moved towards the center of the connecting bin 21 under the guidance of the Y-shaped rod 23, the sliding seat 24 drives the vertically adjacent arc-shaped plate 28 to move, the arc-shaped plate 28 is moved between the vertically adjacent two sliding grooves 26, when the arc-shaped seat 33 moves to the bottom end of the corresponding arc-shaped groove 32, the personnel stops pressing the driving plate 37, the spring 35 drives the slide rod 34 to move away from the center of the connecting bin 21, thereby driving the arc-shaped seat 33 and the driving plate 37 to move away from the center of the connecting bin 21, then the personnel reversely rotates the rotating drum 36 through the driving plate 37, thereby driving the arc-shaped seat 33 to restore to the original position in the corresponding arc-shaped groove 32, then the personnel presses the driving plate 37, the rotating seat 22 is rotated again, the arc-shaped plate 28 continuously moves to the center, the arc-shaped plate 28 stably clamps the connecting unit of the five-lens tilt camera 16, at the same time, the personnel rotates the adjusting cylinder 29, the adjusting cylinder 29 is rotationally connected with the disc 27, the arc-shaped plate 28 limits the disc 27 through the lower sliding groove 26, the adjusting cylinder 29 drives the disc 27 to move downwards, when the disc 27 moves downwards to the upper surface of the connecting unit of the five-lens tilt camera 16, the rotating of the adjusting cylinder 29 is stopped, thereby realizing the stable connection of the five-lens tilt camera 16 and the machine body 1, then the controller 11 realizes the operation of the electronic speed regulator 13, the electronic speed regulator 13 controls the operation of the four motors 9, the output shaft of the motor 9 drives the vertically adjacent rotating shaft 5 to rotate, the rotating shaft 5 drives the evenly distributed wings 6 to rotate, at the same time, the controller 11 controls the rotating speed of the four motors 9 through the instruction to the electronic speed regulator 13, thereby realizing the lifting and transverse movement of the surveying and mapping unmanned aerial vehicle, in the movement of the surveying and mapping unmanned aerial vehicle, the controller 11 realizes the operation of the five-lens tilt camera 16, the five-lens tilt camera 16 measures the surveying and mapping area, thereby directly generating a three-dimensional model, and transmitting the three-dimensional model information to the signal receiving end of the controller 11, at the same time, the controller 11 realizes the operation of the GNSS receiver 12,Real-time record the position information of the surveying and mapping unmanned aerial vehicle, combine the three-dimensional model information and the real-time position information, and further realize the surveying and mapping work.

[0032] It is worth noting that the controller 11 disclosed in the above embodiments can be selected from a high-performance ARM Cortex-M7 processor, the motor 9 can be selected from a speed-regulating motor, the GNSS receiver 12 can be selected from UM982, the electronic speed controller 13 can be selected from EP-120A-HV+, the five-lens tilt camera 16 can be selected from DG4Pros, and the controller 11 controls the motor 9, the GNSS receiver 12, the electronic speed controller 13 and the five-lens tilt camera 16 to work, all of which adopt the method commonly used in the prior art.

[0033] The above only describes the embodiments of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation obtained by using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A surveying drone, characterized by: Including body (1) and drive mechanism (3); The lower end of the body (1) is provided with a connecting mechanism (2), the connecting mechanism (2) comprises a connecting bin (21), a Y-shaped rod (23), a sliding seat (24), a sliding groove (26) and an arc plate (28), the connecting bin (21) is arranged at the center position of the lower surface of the body (1), the upper end inside the connecting bin (21) is fixedly connected with the Y-shaped rod (23), the outer surface of the Y-shaped rod (23) is slidably connected with the uniformly distributed sliding seats (24), the lower end of the sliding seat (24) is fixedly connected with the arc plate (28), the lower end of the connecting bin (21) is provided with the uniformly distributed sliding grooves (26), the outer surface of the arc plate (28) is slidably connected with the inside of the vertically adjacent sliding groove (26), and the five-lens tilt camera (16) is arranged between the three arc plates (28); The drive mechanism (3) is symmetrically arranged in the inside of the connecting bin (21); Wherein: further comprising a controller (11), the controller (11) is arranged at the front end of the bottom wall of the body (1), the rear end of the body (1) is inserted with a lithium battery (10), the five-lens tilt camera (16) is bidirectionally electrically connected with the controller (11), and the input end of the controller (11) is electrically connected with the output end of the lithium battery (10).

2. The mapping drone of claim 1, wherein: The connecting mechanism (2) further comprises a rotating seat (22), an Archimedes spiral strip (25), a disc (27) and an adjusting cylinder (29), the rotating seat (22) is rotatably connected to the upper end inside the connecting bin (21), the lower surface of the rotating seat (22) is provided with the Archimedes spiral strip (25), the upper end between the three sliding seats (24) is provided with an Archimedes spiral groove, the Archimedes spiral groove and the Archimedes spiral strip (25) are meshedly connected, the lower end of the outer surface of the connecting bin (21) is provided with an external thread one, the external thread one is threadedly connected with the inside of the adjusting cylinder (29), the lower end of the adjusting cylinder (29) is rotatably connected with the disc (27), the inside of the disc (27) is also provided with the uniformly distributed sliding grooves (26), and the inside of the three sliding grooves (26) on the lower side is also slidably connected with the outer surface of the vertically adjacent arc plate (28).

3. The mapping drone of claim 1, wherein: The driving mechanism (3) comprises ratchet grooves (31), arc grooves (32), arc seats (33), slide rods (34), rotating cylinders (36) and driving plates (37), the ratchet grooves (31) are uniformly arranged in the middle of the outer arc surface of the rotating seat (22), the arc grooves (32) are symmetrically arranged at the upper end of the outer arc surface of the connecting bin (21), the arc grooves (32) are all slidably connected with the arc seats (33) in the inside, the arc seats (33) are all fixedly connected with uniformly distributed ratchets at one end close to the center of the connecting bin (21), the ratchets are all matched with the radially adjacent ratchet grooves (31) in installation, the outer arc surface of the arc seat (33) is all fixedly connected with the slide rod (34) in the middle, the rotating cylinder (36) is rotatably connected to the upper end of the outer arc surface of the connecting bin (21), the rotating cylinder (36) is provided with symmetrically distributed slide openings in the inside, the slide openings are all slidably connected with the outer surfaces of the radially adjacent slide rods (34) in the inside, and the slide rod (34) is all fixedly connected with the driving plate (37) at one end away from the center of the connecting bin (21).

4. The mapping drone of claim 3, wherein: The driving mechanism (3) further comprises springs (35), the springs (35) are fixedly connected between the outer arc surfaces of the arc seats (33) and the inner walls of the rotating cylinders (36) and between the driving plates (37) and the outer arc surfaces of the rotating cylinders (36) respectively, and the springs (35) are all movably sleeved on the outer surfaces of the adjacent slide rods (34).

5. The mapping drone of claim 1, wherein: The left and right ends of the machine body (1) are all fixedly connected with symmetrically distributed supporting plates (4), one end of each supporting plate (4) away from the center of the machine body (1) is rotatably connected with a rotating shaft (5), one end of the lower surface of each supporting plate (4) away from the center of the machine body (1) is provided with a motor bin (8), the inside of each motor bin (8) is provided with a motor (9), the output shaft of the motor (9) is fixedly connected with the vertically adjacent rotating shaft (5) at the upper end, the outer surface of the rotating shaft (5) is fixedly connected with uniformly distributed wings (6) at the upper end, the middle of the bottom wall of the machine body (1) is provided with an electronic speed regulator (13), the input end of the motor (9) is electrically connected with the output end of the electronic speed regulator (13), and the input end of the electronic speed regulator (13) is electrically connected with the output end of the controller (11).

6. The mapping drone of claim 1, wherein: The middle of the bottom wall of the machine body (1) is provided with a GNSS receiver (12), and the GNSS receiver (12) is bidirectionally electrically connected with the controller (11).

7. The mapping drone of claim 5, wherein: The lower end of the machine body (1) and the upper end of the connecting bin (21) are provided with a damping shock absorber (15), the lower end of the machine body (1) is fixedly connected with symmetrically distributed supporting frames (14), one end of the upper surface of each supporting plate (4) away from the center of the machine body (1) is fixedly connected with a protective cover (7), and each wing (6) is located in the inside of the adjacent protective cover (7).

Images