Surveying and mapping unmanned aerial vehicle with anti-collision device

Abstract

The utility model relates to the technical field of anti-collision of surveying and mapping unmanned aerial vehicles, in particular to a surveying and mapping unmanned aerial vehicle with an anti-collision device, which comprises an unmanned aerial vehicle main body and four paddle rods fixedly connected onto the unmanned aerial vehicle main body, motors are fixedly connected onto the paddle rods, power paddles are fixedly mounted at the output ends of the motors, and grooves I are formed in the bottoms of the paddle rods. A first limiting rod is fixedly connected into the first groove, an L-shaped rod is slidably connected to the end face of the outer side wall of the first limiting rod, the first limiting rod is sleeved with a first spring, the two ends of the first spring are fixedly connected with the L-shaped rod and the first groove correspondingly, and an arc-shaped anti-collision plate is fixedly connected to the end, away from the first spring, of the L-shaped rod. The paddle rod is provided with an anti-collision mechanism used for preventing falling objects above the unmanned aerial vehicle body from colliding with the unmanned aerial vehicle body. Compared with an unmanned aerial vehicle in the prior art, the anti-collision unmanned aerial vehicle has the advantages that the unmanned aerial vehicle main body is protected through the arrangement of the anti-collision mechanism, the use of the unmanned aerial vehicle main body is ensured, and the surveying and mapping efficiency is further ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-collision of surveying and mapping unmanned aerial vehicles, in particular to a surveying and mapping unmanned aerial vehicle with an anti-collision device. Background Art

[0002] A surveying drone is a professional device that integrates aerial photography, remote sensing technology and drone technology. It can capture detailed images of the earth's surface at high altitudes and generate high-precision geographic information data.

[0003] The use of drones in existing technologies in surveying and mapping can greatly improve the efficiency of surveying and mapping, especially in complex terrain or harsh environments. However, since traditional drones generally do not have anti-collision functions, when flying indoors or outdoors, especially in complex forests or cities, improper operation may cause the drone to collide with objects in the environment, resulting in damage to the drone, affecting the normal use of the drone and further affecting the efficiency of surveying and mapping. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that drones in the prior art generally do not have an anti-collision function. When flying indoors or outdoors, especially in a forest or city with a relatively complex environment, the drone may collide with objects in the environment due to improper operation, causing damage to the drone, affecting the normal use of the drone, and further affecting the efficiency of surveying and mapping. A surveying and mapping drone with an anti-collision device is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A surveying and mapping drone with an anti-collision device comprises a drone body and four blade rods fixedly connected to the drone body, the blade rods are fixedly connected to a motor, a power blade is fixedly installed at the output end of the motor, a groove one is provided at the bottom of the blade rod, a limit rod one is fixedly connected in the groove one, an L-shaped rod is slidably connected to the end surface of the outer wall of the limit rod one, a spring one is sleeved on the limit rod one, and two ends of the spring one are respectively fixedly connected to the L-shaped rod and the groove one, and an arc-shaped anti-collision plate is fixedly connected to one end of the L-shaped rod away from the spring one;

[0007] The blade rod is provided with an anti-collision mechanism for preventing objects falling from above the drone body from damaging the drone body.

[0008] Preferably, the anti-collision mechanism comprises a second groove opened at the top of the blade rod, a second limiting rod is fixedly connected in the second groove, a slider is horizontally slidably connected to the second limiting rod, a second spring is sleeved on the second limiting rod, and the two ends of the second spring are respectively fixedly connected to the slider and the second groove, a pair of connecting plates are fixedly connected to the top of the slider, and the opposite sides of the two connecting plates are rotatably connected to the traction plates through the pin shaft;

[0009] The opposite ends of the four traction plates are provided with limiting members for limiting the positions of the traction plates.

[0010] Preferably, the limiting member includes a mouth-shaped ring, and the end of the traction plate away from the connecting plate is rotatably connected to the mouth-shaped ring, a cross rod is fixedly connected to the mouth-shaped ring, a support rod is fixedly connected to the middle of the top of the cross rod, and a top plate is fixedly connected to the top of the support rod.

[0011] Preferably, the four traction plates are arranged in a circular array on the four sides of the mouth-shaped ring.

[0012] Preferably, the four ends of the cross rod are fixedly connected to the four corners of the mouth-shaped ring respectively.

[0013] Preferably, the arc-shaped anti-collision plate is vertically arranged, and the L-shaped rod is fixedly connected to the middle of the bottom of the concave side surface of the arc-shaped anti-collision plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The utility model sets an anti-collision mechanism. One end of the traction plate is rotatably connected to the opposite sides of the two connecting plates through a pin shaft, and the other end is rotatably connected to the mouth-shaped ring. The connecting plate is fixedly connected to the top of the slider slidably connected to the limit rod 2. The top plate is fixedly connected to the top of the cross rod fixedly connected to the mouth-shaped ring through a support rod. When the upper part of the drone body collides with an object, the spring 2 mounted on the limit rod 2 is compressed, which plays a buffering role, thereby realizing the protection of the drone body, ensuring the use of the drone body, and then ensuring the efficiency of surveying and mapping.

[0016] 2. The utility model arranges a limit rod 1, a spring 1, an L-shaped rod and an arc-shaped anti-collision plate. One end of the L-shaped rod slidably connected to the limit rod 1 is fixedly connected to the middle of the bottom of the concave side of the arc-shaped anti-collision plate. A set of springs with two ends respectively fixedly connected to the L-shaped rod and the groove 1 is arranged on the limit rod 1. When the horizontal side of the drone body is about to collide with an object, the arc-shaped anti-collision plate is moved by the collision, and the spring 1 is compressed, which effectively protects the power blades and the drone body. The structure is simple and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1A three-dimensional diagram of a surveying and mapping UAV with an anti-collision device proposed in the utility model;

[0018] Figure 2 This is a bottom view of a surveying and mapping UAV with an anti-collision device proposed in the utility model;

[0019] Figure 3 A three-dimensional diagram of a surveying and mapping UAV with an anti-collision device proposed in the utility model;

[0020] Figure 4 for Figure 1 The enlarged view of point A in the middle;

[0021] Figure 5 for Figure 3 Enlarged view of point B in the middle.

[0022] In the figure: 1. UAV body; 2. Paddle rod; 3. Motor; 4. Power paddle; 5. Groove 1; 6. Limit rod 1; 7. Spring 1; 8. L-shaped rod; 9. Arc-shaped anti-collision plate; 10. Groove 2; 11. Limit rod 2; 12. Slider; 13. Spring 2; 14. Connecting plate; 15. Traction plate; 16. Mouth ring; 17. Cross rod; 18. Support rod; 19. Top plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Reference Figure 1-Figure 5 A surveying and mapping UAV with an anti-collision device comprises a UAV body 1 and four blade rods 2 fixedly connected to the UAV body 1, a motor 3 is fixedly connected to the blade rod 2, a power blade 4 is fixedly installed at the output end of the motor 3, a groove 5 is provided at the bottom of the blade rod 2, a limit rod 6 is fixedly connected in the groove 5, an L-shaped rod 8 is slidably connected to the end surface of the outer wall of the limit rod 6, a spring 7 is sleeved on the limit rod 6, and the two ends of the spring 7 are respectively fixedly connected to the L-shaped rod 8 and the groove 5, and an arc-shaped anti-collision plate 9 is fixedly connected to the end of the L-shaped rod 8 away from the spring 7; the height of the arc-shaped anti-collision plate 9 is greater than the height of the blade rod 2, the motor 3 and the power blade 4 added together, in order to achieve protection for the three;

[0025] The blade rod 2 is provided with an anti-collision mechanism for preventing objects falling from above the drone body 1 from damaging the drone body 1 .

[0026] The anti-collision mechanism includes a groove 10 provided at the top of the blade rod 2, a limiting rod 11 is fixedly connected in the groove 10, a slider 12 is horizontally slidably connected to the limiting rod 11, a spring 13 is sleeved on the limiting rod 11, and the two ends of the spring 13 are respectively fixedly connected to the slider 12 and the groove 10, a pair of connecting plates 14 are fixedly connected to the top of the slider 12, and the opposite sides of the two connecting plates 14 are rotatably connected to the traction plate 15 through the pin shaft;

[0027] The opposite ends of the four traction plates 15 are provided with limiting members for limiting the position of the traction plates 15 .

[0028] The limiting member includes a mouth-shaped ring 16, and one end of the traction plate 15 away from the connecting plate 14 is rotatably connected to the mouth-shaped ring 16, a cross rod 17 is fixedly connected to the mouth-shaped ring 16, a support rod 18 is fixedly connected to the middle of the top of the cross rod 17, and a top plate 19 is fixedly connected to the top of the support rod 18. It should be noted that the top plate 19 is not the size shown in the figure, and the user can install the top plate 19 of different sizes according to actual needs. The connection method of the top plate 19 and the support rod 18 can be selected as a bolt and nut method, which is convenient for the user to disassemble;

[0029] Four traction plates 15 are arranged in an annular array on the four sides of the mouth-shaped ring 16 .

[0030] The four ends of the cross rod 17 are fixedly connected to the four corners of the mouth-shaped ring 16 respectively.

[0031] The arc-shaped anti-collision plate 9 is arranged vertically, and the L-shaped rod 8 is fixedly connected to the middle of the bottom of the concave side of the arc-shaped anti-collision plate 9. This is to ensure that the arc-shaped anti-collision plate 9 is subjected to balanced force;

[0032] The functional principle of the utility model can be explained through the following operation modes:

[0033] When the device is used, when the drone body 1 collides with an object due to improper operation or other circumstances, the top plate 19 moves downward, the top plate 19 drives the support rod 18 to move downward, the support rod 18 drives the cross rod 17 to move downward, the cross rod 17 drives the mouth-shaped ring 16 to move downward, the mouth-shaped ring 16 drives the traction plate 15 to rotate, the traction plate 15 drives the slider 12 to slide horizontally on the limit rod 2 11, the slider 12 compresses the spring 2 13, and the drone body 1 is protected;

[0034] When the UAV body 1 is about to collide with an object horizontally, the arc-shaped anti-collision plate 9 is moved by the collision, and the arc-shaped anti-collision plate 9 drives the L-shaped rod 8 to slide on the limit rod 6, and the spring 7 is compressed, which effectively protects the power blade 4 and the UAV body 1, etc. The structure is simple and practical.

[0035] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A surveying and mapping UAV with an anti-collision device, comprising a UAV body (1) and four blade rods (2) fixedly connected to the UAV body (1), a motor (3) fixedly connected to the blade rods (2), and a power blade (4) fixedly mounted at the output end of the motor (3), characterized in that: A groove (5) is provided at the bottom of the blade rod (2), a limit rod (6) is fixedly connected in the groove (5), an L-shaped rod (8) is slidably connected to the end surface of the outer wall of the limit rod (6), a spring (7) is sleeved on the limit rod (6), and two ends of the spring (7) are respectively fixedly connected to the L-shaped rod (8) and the groove (5), and an arc-shaped anti-collision plate (9) is fixedly connected to one end of the L-shaped rod (8) away from the spring (7); The blade rod (2) is provided with an anti-collision mechanism for preventing objects falling from above the drone body (1) from damaging the drone body (1).

2. The surveying and mapping UAV with an anti-collision device according to claim 1, characterized in that: The anti-collision mechanism comprises a second groove (10) provided at the top of the blade rod (2), a second limiting rod (11) being fixedly connected in the second groove (10), a slider (12) being horizontally slidably connected to the second limiting rod (11), a second spring (13) being sleeved on the second limiting rod (11), and two ends of the second spring (13) being respectively fixedly connected to the slider (12) and the second groove (10), a pair of connecting plates (14) being fixedly connected to the top of the slider (12), and opposite sides of the two connecting plates (14) being rotatably connected to a traction plate (15) via a pin shaft; Position limiting members for limiting the position of the four traction plates (15) are provided at opposite ends of the four traction plates (15).

3. The surveying and mapping UAV with an anti-collision device according to claim 2, characterized in that: The limiting member comprises a mouth-shaped ring (16), and one end of the traction plate (15) away from the connecting plate (14) is rotatably connected to the mouth-shaped ring (16), a cross rod (17) is fixedly connected to the mouth-shaped ring (16), a support rod (18) is fixedly connected to the middle of the top of the cross rod (17), and a top plate (19) is fixedly connected to the top of the support rod (18).

4. The surveying and mapping UAV with an anti-collision device according to claim 3, characterized in that: The four traction plates (15) are arranged in a circular array on the four sides of the mouth-shaped ring (16).

5. The surveying and mapping UAV with an anti-collision device according to claim 3, characterized in that: The four ends of the cross rod (17) are respectively fixedly connected to the four corners of the mouth-shaped ring (16).

6. The surveying and mapping UAV with an anti-collision device according to claim 1, characterized in that: The arc-shaped anti-collision plate (9) is arranged vertically, and the L-shaped rod (8) is fixedly connected to the middle of the bottom of the concave side surface of the arc-shaped anti-collision plate (9).

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