A UAV with a UAV arm fixing structure

Abstract

The utility model discloses a drone with a drone arm fixing structure, comprising a bottom plate, four placing plates fixedly connected to the upper end of the bottom plate, an arm seat placed in the placing plate, a connecting block fixedly connected to one side of the arm seat, and a threaded rod fixedly connected to the placing plate, one end of the threaded rod penetrates the connecting block and extends to one side of the connecting block, a first nut is threadedly connected to the threaded rod, and the other side of the arm seat is fixedly connected to the first machine arm, a second machine arm is slidably arranged in the first machine arm, a bracket is fixedly connected to the lower end of the first machine arm, a first bolt is arranged on the bracket, one end of the first bolt penetrates the bracket and the first machine arm and is screwed into a threaded hole on the second machine arm, the second machine arm can be completely retracted and stored in the first machine arm by the device, so as to avoid the inconvenience of carrying the device, and in addition, the machine arm can be well fixed by the fixing structure on the device, and at the same time, four pairs of first machine arms and four pairs of second machine arms can be replaced separately.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles with an unmanned aerial vehicle arm fixing structure, in particular to a unmanned aerial vehicle with an unmanned aerial vehicle arm fixing structure. Background Art

[0002] With the continuous progress and development of the times, drone technology has been applied to various fields, such as using drones for spraying, sowing, fertilizing, air sampling, water sampling and other operations. Compared with manual operations, it is more convenient, less dangerous, and has better plant protection effects, thus having broad prospects for use.

[0003] For example, the drone arm fixing structure and the drone thereof disclosed in the utility model with the authorization announcement number CN219313054U, the drone arm fixing structure includes a fuselage body, an arm and a fuselage bottom plate, an arm limiting protrusion is arranged at the center of the fuselage body, an arm fixing part is arranged at each of the four corners of the fuselage body, a first connecting hole is arranged on the arm fixing part, a second connecting hole matching the first connecting hole is arranged at the corresponding position of the arm, the first connecting hole and the second connecting hole are connected by screws, a third connecting hole is arranged on the arm limiting protrusion, and a screw for fixing the arm is arranged in the third connecting hole. The utility model has the advantages of convenient disassembly or assembly of the arm, convenient maintenance or replacement of the arm, etc. However, the arm on the device is a whole, if a branch of a single arm is damaged, the entire arm needs to be replaced, which causes certain waste, and the arm is often too long, and the arm on the device cannot be well retracted, so it is inconvenient to carry. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a UAV with a UAV arm fixing structure, which can solve the technical problems that the arm on the device is a whole. If a branch of a single arm is damaged, the entire arm needs to be replaced, which causes a certain amount of waste. In addition, the arm is often too long, and the arm on the device cannot be well retracted, making it inconvenient to carry.

[0005] To solve the above technical problems, the utility model provides the following technical solutions: a drone with a drone arm fixing structure, comprising a base plate, four placement plates fixedly connected to the upper end of the base plate, an arm seat placed inside the placement plate, a connecting block fixedly connected to one side of the arm seat, and a threaded rod fixedly connected to the placement plate, one end of the threaded rod penetrates the connecting block and extends to one side of the connecting block, a first nut is threadedly connected to the threaded rod, and a first arm is fixedly connected to the other side of the arm seat, a second arm is slidably arranged inside the first arm, a bracket is fixedly connected to the lower end of the first arm, a first bolt is arranged on the bracket, one end of the first bolt passes through the bracket and the first arm and is screwed into the threaded hole on the second arm.

[0006] As a preferred technical solution of the utility model, a driving device is provided on one side of the second machine arm, and a rotating blade is fixedly connected to the output end of the driving device.

[0007] As a preferred technical solution of the utility model, a second bolt is arranged on the bottom plate, one end of the second bolt passes through the bottom plate and the cover plate, and a second nut is threadedly connected to the second bolt.

[0008] As a preferred technical solution of the utility model, four limit blocks are fixedly connected to the lower end of the cover plate, and a limit groove is provided on the arm seat.

[0009] As a preferred technical solution of the utility model, an organic body is arranged at the lower end of the bottom plate.

[0010] As a preferred technical solution of the utility model, support legs are fixedly connected to the top corners of the lower end of the base plate.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects: by rotating the second bolt, so that the second bolt leaves the threaded hole and is removed, the second arm can slide inside the first arm, so that the second arm can be completely retracted and stored inside the first arm, thereby avoiding the device from occupying a large space and being inconvenient to carry; in addition, the arms can be well fixed by the fixing structure on the device, and four pairs of first arms and four pairs of second arms can be replaced separately, without having to replace all arms because of damage to one arm. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of the first machine arm and the second machine arm of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the bottom plate and cover plate of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the placement plate and the connection block of the utility model;

[0015] Figure 4 It is a schematic diagram of the structure of the arm base and the first machine arm of the utility model;

[0016] Among them: 1. bottom plate; 2. placement plate; 3. arm seat; 4. connecting block; 5. threaded rod; 6. first nut; 7. first machine arm; 8. second machine arm; 9. bracket; 10. first bolt; 11. threaded hole; 12. driving device; 13. rotating blade; 14. second bolt; 15. cover plate; 16. second nut; 17. limit block; 18. limit groove; 19. machine body; 20. supporting leg. DETAILED DESCRIPTION

[0017] In order to make the technical means, creative features, objectives and effects of the present invention easy to understand, the present invention is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the present invention, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the protection scope of the present invention.

[0018] Example

[0019] Please refer to Figure 1-Figure 3 As shown, the utility model provides a UAV with a UAV arm fixing structure, a driving device 12 is arranged on one side of the second arm 8, and the output end of the driving device 12 is fixedly connected to a rotating blade 13, the driving device 12 can drive the rotating blade 13 to rotate, a second bolt 14 is arranged on the bottom plate 1, one end of the second bolt 14 passes through the bottom plate 1 and the cover plate 15, and a second nut 16 is threadedly connected to the second bolt 14, four limit blocks 17 are fixedly connected to the lower end of the cover plate 15, and a limit groove 18 is provided on the arm seat 3, an organism 19 is arranged at the lower end of the bottom plate 1, and support legs 20 are fixedly connected at the top corners of the lower end of the bottom plate 1, and the support legs 20 can enable the device to be well placed on the ground.

[0020] By rotating the second nut 16 on the second bolt 14, the second nut 16 squeezes the cover plate 15, so that the cover plate 15 moves downward along the second bolt 14, and the limiting block 17 on the cover plate 15 is inserted into the limiting groove 18 on the arm seat 3, and the arm seat 3 is squeezed and fixed, so that the machine arm can be further fixed.

[0021] As a further implementation of this embodiment, Figure 1-Figure 4As shown, four placement plates 2 are fixedly connected to the upper end of the base plate 1, and the four placement plates 2 are all located at the top corners of the base plate 1. An arm seat 3 is placed in the placement plate 2, and a connecting block 4 is fixedly connected to one side of the arm seat 3, and a threaded rod 5 is fixedly connected to the placement plate 2, one end of the threaded rod 5 passes through the connecting block 4 and extends to one side of the connecting block 4, a first nut 6 is threadedly connected to the threaded rod 5, and a first machine arm 7 is fixedly connected to the other side of the arm seat 3, a second machine arm 8 is slidably arranged in the first machine arm 7, a bracket 9 is fixedly connected to the lower end of the first machine arm 7, a first bolt 10 is arranged on the bracket 9, one end of the first bolt 10 passes through the bracket 9 and the first machine arm 7 and is screwed into a threaded hole 11 on the second machine arm 8, and a plurality of threaded holes 11 are evenly spaced on the second machine arm 8.

[0022] When in use, by rotating the second bolt 14, the second bolt 14 leaves the threaded hole 11 and is removed, the second arm 8 can slide in the first arm 7, so that the second arm 8 is completely retracted and stored in the first arm 7, thereby avoiding the device from occupying a large space and being inconvenient to carry. In addition, by rotating the first nut 6, the first nut 6 can squeeze and fix the connecting block 4, so that the first arm 7 and the second arm 8 can be well fixed. At the same time, four pairs of first arms 7 and four pairs of second arms 8 can be replaced separately, and all arms do not need to be replaced because of the damage of one arm. When the first arm needs to be replaced When replacing 7, the second nut 16 can be removed from the second bolt 14, and then the cover plate 15 can be removed, so that the limit block 17 on the cover plate 15 no longer limits and fixes the arm seat 3, and then the first nut 6 is rotated to remove the first nut 6 from the threaded rod 5, so that the first nut 6 no longer fixes the connecting block 4, so that the first arm 7 can be removed from the placement plate 2, and at the same time, the first bolt 10 is rotated to make the first bolt 10 leave the threaded hole 11 on the second arm 8, and the second arm 8 can be slid out of the first arm 7 for removal, so that the first arm 7 and the second arm 8 can be disassembled and replaced.

[0023] Specific working principle: when in use, the arm seat 3 is placed in the placement plate 2, and the connecting block 4 on one side of the arm seat 3 is passed through the threaded rod 5, and then the first nut 6 is screwed in, so that the first nut 6 can squeeze and fix the connecting block 4, and then the arm seat 3, the first arm 7 and the second arm 8 can be well fixed, and the cover plate 15 is passed through the second bolt 14, and the limit block 17 on the cover plate 15 is inserted into the limit groove 18 on the arm seat 3, and the second nut 16 is screwed into the second bolt 14 at the same time, so that the second nut 16 squeezes and fixes the cover plate 15, and then the arm seat 3, the first arm 7 and the second arm 8 can be well fixed. In addition, by rotating the second bolt 14, the second bolt 14 leaves the threaded hole 11 and is removed, the second arm 8 can slide in the first arm 7, so that the second arm 8 is completely retracted and stored in the first arm 7, thereby avoiding the device from occupying a large space and being inconvenient to carry, and at the same time, the four pairs of first arms 7 and the four pairs of second arms 8 can be replaced separately, and all arms will not be replaced because of the damage of one branch arm.

[0024] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A drone with a drone arm fixing structure, comprising a bottom plate (1), characterized in that: Four placement plates (2) are fixedly connected to the upper end of the bottom plate (1), an arm seat (3) is placed inside the placement plate (2), a connecting block (4) is fixedly connected to one side of the arm seat (3), and a threaded rod (5) is fixedly connected to the placement plate (2), one end of the threaded rod (5) passes through the connecting block (4) and extends to one side of the connecting block (4), a first nut (6) is threadedly connected to the threaded rod (5), and a first machine arm (7) is fixedly connected to the other side of the arm seat (3), a second machine arm (8) is slidably arranged inside the first machine arm (7), a bracket (9) is fixedly connected to the lower end of the first machine arm (7), a first bolt (10) is arranged on the bracket (9), one end of the first bolt (10) passes through the bracket (9) and the first machine arm (7) and is screwed into a threaded hole (11) on the second machine arm (8).

2. The drone with a drone arm fixing structure according to claim 1, characterized in that: A driving device (12) is provided on one side of the second machine arm (8), and a rotating blade (13) is fixedly connected to the output end of the driving device (12).

3. The drone with a drone arm fixing structure according to claim 1, characterized in that: A second bolt (14) is provided on the bottom plate (1), one end of the second bolt (14) passes through the bottom plate (1) and the cover plate (15), and a second nut (16) is threadedly connected to the second bolt (14).

4. The drone with a drone arm fixing structure according to claim 3, characterized in that: Four limiting blocks (17) are fixedly connected to the lower end of the cover plate (15), and a limiting groove (18) is provided on the arm seat (3).

5. The UAV with a UAV arm fixing structure according to claim 1, characterized in that: An organic body (19) is arranged at the lower end of the bottom plate (1).

6. The drone with a drone arm fixing structure according to claim 1, characterized in that: Support legs (20) are fixedly connected at the top corners of the lower end of the base plate (1).

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