Unmanned aerial vehicle with paddle protection structure

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle with a paddle protection structure, which comprises an unmanned aerial vehicle main body, and a protection vibration reduction component is arranged on the periphery of a paddle of the unmanned aerial vehicle main body; the protective vibration reduction assembly comprises a chassis, a fixing rod is connected to the upper portion of the middle of the chassis, a torsion spring is arranged on the periphery of the fixing rod, a rotating rod is connected to the lower portion of the torsion spring, and a bottom ring is arranged on the upper surface of the chassis. According to the unmanned aerial vehicle, the protection vibration reduction assembly is arranged, the limiting block is arranged on the periphery of the unmanned aerial vehicle body paddle, the protection effect is achieved, follow-up maintenance or replacement of the unmanned aerial vehicle body paddle is facilitated, the sponge cushion has the buffering effect, force borne by the sponge cushion can be transmitted to the vibration reduction device through the side plate, and the vibration reduction effect is achieved. The shock absorbers play a role in energy dissipation and shock absorption, the situation that the impact force generated after collision is too large, and the balance of the unmanned aerial vehicle body is affected is avoided, and the guide rods play a role in guiding.

Description

Technical Field

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

[0002] With the popularization of drone technology in all walks of life, while enjoying the convenience that drone technology brings to our work and life, the problem that follows is how to improve the safety of drone flights.

[0003] The propeller blades of existing drones are usually directly exposed to the external environment. If the drone needs to operate close to a wall, the propeller blades will collide with the wall. The rotating propeller blades will first contact the wall, directly causing damage to the propeller blades and further causing the drone to crash. Utility Model Content

[0004] The purpose of the utility model is to provide a UAV with a blade protection structure to solve the problem that the UAV blades are directly exposed to the external environment proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a drone with a blade protection structure, comprising:

[0006] A drone body, wherein a protective vibration reduction component is disposed on the periphery of the propeller blades of the drone body;

[0007] A protective vibration reduction assembly, the protective vibration reduction assembly includes a chassis, a fixing rod is connected to the upper middle of the chassis, a torsion spring is arranged on the periphery of the fixing rod, a rotating rod is connected to the lower part of the torsion spring, a bottom ring is arranged on the upper surface of the chassis, a limiting block is installed on the inner side below the bottom ring, a protective frame is arranged above the bottom ring, a vibration absorber is connected to the outer wall of the bottom ring, a side plate is arranged at the end of the vibration absorber away from the bottom ring, a guide rod is connected to the inner middle of the inner side of the side plate, and a sponge pad is arranged on the outer wall of the side plate.

[0008] Preferably, the fixing rod is fixedly connected to the drone body, and the chassis is fixedly connected to the fixing rod.

[0009] Preferably, the chassis is provided with a groove corresponding to the limit block, and the two ends of the torsion spring are fixedly connected to the drone body and the rotating rod respectively.

[0010] Preferably, the rotating rod is rotatably connected to the fixed rod, and the protective frame is fixedly connected to the bottom ring.

[0011] Preferably, the limit block is fixedly connected to the bottom ring, and the bottom ring is provided with a hole corresponding to the guide rod.

[0012] Preferably, two ends of the shock absorber are fixedly connected to the bottom ring and the side plate respectively, and the guide rod is fixedly connected to the side plate.

[0013] Preferably, the sponge pad is fixedly connected to the side plate, and the guide rod is slidably connected to the bottom ring.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The new type of UAV has a protective vibration reduction component, and the limit block is set on the periphery of the UAV main body blade, which plays a protective role. When the limit block needs to be removed, the rotating rod can be rotated so that the rotating rod no longer blocks the limit block, and the bottom ring together with the limit block can be directly taken out from the groove of the chassis, which is convenient for the subsequent maintenance or replacement of the UAV main body blade. When the UAV main body needs to operate close to the wall, the sponge pad will first contact the wall, and the sponge pad plays a buffering role. The force exerted on the sponge pad will be transmitted to the shock absorber through the side panel. The shock absorber plays the role of energy dissipation and vibration reduction, avoiding excessive impact force after collision, which affects the balance of the UAV main body. The guide rod plays a guiding role. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the protection and vibration reduction assembly of the utility model;

[0018] Figure 3 It is a schematic diagram of the cross-sectional structure of the protective vibration reduction component of the utility model;

[0019] Figure 4 It is a schematic diagram of the explosion of the lower half of the protective vibration reduction component of the utility model;

[0020] Figure 5 It is a schematic diagram of the explosion of the upper part of the protective vibration reduction component of the utility model.

[0021] In the figure: 01, drone body; 02, protective vibration reduction assembly; 21, chassis; 22, fixing rod; 23, torsion spring; 24, rotating rod; 25, bottom ring; 26, limit block; 27, protective frame; 28, shock absorber; 29, side panel; 30, guide rod; 31, sponge pad. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5 The utility model provides an embodiment: a UAV with a blade protection structure. The UAV body 01, torsion spring 23 and shock absorber 28 used in this application are all products that can be directly purchased on the market. Their principles and connection methods are existing technologies well known to those skilled in the art, so they will not be repeated here.

[0024] The invention comprises: a drone body 01, wherein a protective vibration reduction component 02 is arranged on the periphery of the blades of the drone body 01;

[0025] The protective vibration reduction component 02 includes a chassis 21, a fixed rod 22 is connected to the upper middle of the chassis 21, a torsion spring 23 is arranged on the periphery of the fixed rod 22, the torsion spring 23 provides elastic force, under the elastic force of the torsion spring 23, the rotating rod 24 returns to the initial state, blocks and limits the limit block 26, the lower part of the torsion spring 23 is connected to the rotating rod 24, the upper surface of the chassis 21 is provided with a bottom ring 25, the lower inner side of the bottom ring 25 is installed with a limit block 26, and the upper part of the bottom ring 25 is provided with a protective frame 27. The guard frame 27 can protect the blades of the drone body 01. The outer wall of the bottom ring 25 is connected to a shock absorber 28. The shock absorber 28 plays a role in energy dissipation and vibration reduction to avoid excessive impact force after collision, which affects the balance of the drone body 01. A side panel 29 is provided at one end of the shock absorber 28 away from the bottom ring 25. A guide rod 30 is connected to the middle of the inner side of the side panel 29. The guide rod 30 plays a guiding role. A sponge pad 31 is provided on the outer wall of the side panel 29. The sponge pad 31 will first contact the wall, and the sponge pad 31 plays a buffering role.

[0026] Furthermore, the fixing rod 22 is fixedly connected to the drone body 01 to ensure the stability of the fixing rod 22 , and the chassis 21 is fixedly connected to the fixing rod 22 to ensure the integrity of the chassis 21 and the fixing rod 22 .

[0027] Furthermore, a groove is provided in the chassis 21 corresponding to the limit block 26, and the two ends of the torsion spring 23 are fixedly connected to the drone body 01 and the rotating rod 24 respectively. The torsion spring 23 provides elastic force. Under the elastic force of the torsion spring 23, the rotating rod 24 returns to its initial state, blocking and limiting the limit block 26.

[0028] Furthermore, the rotating rod 24 is rotatably connected to the fixed rod 22, and the protective frame 27 is fixedly connected to the bottom ring 25. The protective frame 27 can protect the blades of the drone body 01.

[0029] Furthermore, the limit block 26 is fixedly connected to the bottom ring 25 , and a hole is provided in the bottom ring 25 corresponding to the guide rod 30 , and the guide rod 30 plays a guiding role.

[0030] Furthermore, the two ends of the shock absorber 28 are fixedly connected to the bottom ring 25 and the side plate 29 respectively, and the shock absorber 28 plays a role in energy dissipation and vibration reduction, thereby avoiding excessive impact force after collision and affecting the balance of the UAV body 01. The guide rod 30 is fixedly connected to the side plate 29, and the guide rod 30 plays a guiding role.

[0031] Furthermore, the sponge pad 31 is fixedly connected to the side plate 29, and the sponge pad 31 will first contact the wall, and the sponge pad 31 plays a buffering role. The guide rod 30 is slidably connected to the bottom ring 25, and the guide rod 30 plays a guiding role.

[0032] Working principle: When in use, first rotate the rotating rod 24 so that the rotating rod 24 no longer blocks the limit block 26, directly take out the bottom ring 25 together with the limit block 26 from the groove of the chassis 21, repair and replace the blades of the drone body 01, and then put the limit block 26 into the groove of the chassis 21. Under the elastic force of the torsion spring 23, the rotating rod 24 returns to the initial state and blocks and limits the limit block 26. The above is the entire working principle of the utility model.

[0033] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A drone with a blade protection structure, characterized in that: include: An unmanned aerial vehicle body (01), wherein a protective vibration reduction component (02) is disposed on the periphery of a blade of the unmanned aerial vehicle body (01); A protective vibration reduction component (02), the protective vibration reduction component (02) comprising a chassis (21), a fixing rod (22) being connected to the upper middle of the chassis (21), a torsion spring (23) being arranged on the periphery of the fixing rod (22), a rotating rod (24) being connected to the lower part of the torsion spring (23), a bottom ring (25) being arranged on the upper surface of the chassis (21), a limiting block (26) being installed on the lower inner side of the bottom ring (25), a protective frame (27) being arranged on the upper part of the bottom ring (25), a vibration damper (28) being connected to the outer wall of the bottom ring (25), a side plate (29) being arranged at one end of the vibration damper (28) away from the bottom ring (25), a guide rod (30) being connected to the inner middle of the inner side of the side plate (29), and a sponge pad (31) being arranged on the outer wall of the side plate (29).

2. The UAV with a blade protection structure according to claim 1, characterized in that: The fixing rod (22) is fixedly connected to the drone body (01), and the chassis (21) is fixedly connected to the fixing rod (22).

3. The UAV with a blade protection structure according to claim 1, characterized in that: The chassis (21) is provided with a groove corresponding to the limit block (26), and the two ends of the torsion spring (23) are respectively fixedly connected to the drone body (01) and the rotating rod (24).

4. The UAV with a blade protection structure according to claim 1, characterized in that: The rotating rod (24) is rotatably connected to the fixed rod (22), and the protection frame (27) is fixedly connected to the bottom ring (25).

5. The UAV with a blade protection structure according to claim 2, characterized in that: The limit block (26) is fixedly connected to the bottom ring (25), and the bottom ring (25) is provided with a hole corresponding to the guide rod (30).

6. The UAV with a blade protection structure according to claim 3, characterized in that: The two ends of the shock absorber (28) are fixedly connected to the bottom ring (25) and the side plate (29) respectively, and the guide rod (30) is fixedly connected to the side plate (29).

7. The UAV with a blade protection structure according to claim 4, characterized in that: The sponge pad (31) is fixedly connected to the side plate (29), and the guide rod (30) is slidably connected to the bottom ring (25).

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