Auxiliary balancing device for metal propeller of unmanned aerial vehicle

Abstract

The utility model provides an unmanned aerial vehicle aircraft metal paddle auxiliary balancing device which comprises a device body, and a paddle body is installed on the top of the device body. The protective cover is arranged on the surface of the device main body and is positioned on the outer side of the blade main body; the plurality of fixing assemblies are respectively arranged between the device main body and the protective cover; and the dismounting assembly is arranged at the top of the protective cover. According to the auxiliary balancing device for the metal paddle of the unmanned aerial vehicle provided by the utility model, the protective cover is arranged between the device main bodies with the paddle main bodies and is matched with the plurality of fixing assemblies and the dismounting assemblies for use, so that the paddle main bodies can be protected when a high-speed rotation test of the paddle main bodies is carried out; therefore, the safety can be improved during operation.

Description

Technical Field

[0001] The utility model relates to the field of unmanned aerial vehicles, in particular to an auxiliary balance device for a metal propeller of an unmanned aerial vehicle. Background Technique

[0002] In the development process of unmanned aerial vehicle aircraft, the balance performance of metal propellers has always been a key factor affecting flight stability and safety.

[0003] In the early design of unmanned aerial vehicle aircraft, the design was relatively simple and the balance requirements for metal propellers were not high. However, with the continuous progress of technology and the increasing complexity of application scenarios, the requirements for the flight performance of unmanned aerial vehicles are also getting higher and higher.

[0004] During flight, if the metal propeller is unbalanced, the following problems will occur:

[0005] Increase the vibration and noise of the aircraft, affecting flight comfort and stability.

[0006] Accelerate the wear of components and shorten the service life of the aircraft.

[0007] Affect the accuracy of flight control, increase the operation difficulty, and even may lead to flight accidents.

[0008] Therefore, auxiliary balance tests will be carried out when using the propeller blades, and a balance test device will be used for auxiliary operations during the test of the propeller blades. At present, when using the balance device, the propeller blades will be installed on the device and then sensors will be installed on the propeller blades and connected to a display. However, the adjustment is carried out by driving the propeller blades to rotate for numerical display. However, at present, when installing the propeller blades, they are exposed and tested at high speed, and there is no protective part on this device, resulting in an increased risk of operation during operation.

[0009] Therefore, it is necessary to provide an auxiliary balance device for a metal propeller of an unmanned aerial vehicle to solve the above technical problems. Content of the Utility Model

[0010] The utility model provides an auxiliary balance device for a metal propeller of an unmanned aerial vehicle, which solves the problem that when installing the propeller blades at present, they are exposed and tested at high speed, and there is no protective part on this device, resulting in an increased risk of operation during operation.

[0011] To solve the above technical problems, an auxiliary balance device for a metal propeller of an unmanned aerial vehicle provided by the utility model includes:

[0012] A device main body, on the top of which a propeller blade main body is installed;

[0013] A protective cover, which is arranged on the surface of the device main body and is located outside the propeller blade main body;

[0014] A plurality of fixing components, and a plurality of the fixing components are respectively arranged between the device main body and the protective cover;

[0015] A disassembly component, and the disassembly component is arranged on the top of the protective cover.

[0016] Preferably, the fixing component includes a connecting block, a threaded block is arranged inside the connecting block, one end of the threaded block is connected to the bottom of the protective cover, and a threaded sleeve is threadedly connected to the surface of the threaded block.

[0017] Preferably, arc-shaped limiting blocks are connected to both the left and right sides of the protective cover on the surface of the device main body.

[0018] Preferably, the disassembly component includes a circular disassembly cover, rectangular blocks are connected between the circular disassembly cover and the protective cover, and magnetic attraction blocks are connected to the opposite sides of the plurality of rectangular blocks.

[0019] Preferably, the arc-shaped limiting block is used for positioning during the installation of the protective cover.

[0020] Preferably, a placing component is arranged on one side of the device main body, the placing component includes a placing rack, and a first rubber pad is adhered to one side of the inner wall of the placing rack.

[0021] Preferably, a second rubber pad is adhered to the surface of the device main body on the side opposite to the first rubber pad.

[0022] Compared with the related art, a metal propeller auxiliary balancing device for a drone aircraft provided by the present invention has the following beneficial effects:

[0023] The present invention provides a metal propeller auxiliary balancing device for a drone aircraft. A protective cover is arranged between the device main bodies with blade main bodies and used in cooperation with a plurality of fixing components and a disassembly component, which can protect the blade main bodies during the high-speed rotation test of the blade main bodies, thereby improving the safety during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 is a schematic structural diagram of a first embodiment of a metal propeller auxiliary balancing device for a drone aircraft provided by the present invention;

[0025] Figure 2 is Figure 1 an enlarged schematic view of part A shown in;

[0026] Figure 3 is Figure 1 a three-dimensional structural schematic diagram of the whole device shown in;

[0027] Figure 4 is Figure 3 the enlarged schematic view of part B shown in the figure;

[0028] Figure 5 is Figure 1 the three-dimensional structure schematic view of the whole interior of the device shown in the figure;

[0029] Figure 6 This is the structure schematic view of the second embodiment of a metal paddle auxiliary balancing device for an unmanned aerial vehicle provided by the present utility model.

[0030] Reference numerals in the figure: 1, device main body; 2, blade main body; 3, protective cover;

[0031] 4, fixing component; 41, connecting block; 42, threaded block; 43, threaded sleeve;

[0032] 5, arc-shaped limiting block;

[0033] 6, disassembly component; 61, circular disassembly cover; 62, rectangular block; 63, magnetic attraction block;

[0034] 7, placing component; 71, placing rack; 72, first rubber pad; 73, second rubber pad. Specific embodiments

[0035] The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0036] First embodiment

[0037] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , where Figure 1 This is the structure schematic view of the first embodiment of a metal paddle auxiliary balancing device for an unmanned aerial vehicle provided by the present utility model; Figure 2 is Figure 1 the enlarged schematic view of part A shown in the figure; Figure 3 is Figure 1 the three-dimensional structure schematic view of the whole device shown in the figure; Figure 4 is Figure 3 the enlarged schematic view of part B shown in the figure; Figure 5 is Figure 1 the three-dimensional structure schematic view of the whole interior of the device shown in the figure. A metal paddle auxiliary balancing device for an unmanned aerial vehicle includes:

[0038] A device main body 1, on the top of which a blade main body 2 is installed;

[0039] A protective cover 3, which is arranged on the surface of the device main body 1 and is located outside the blade main body 2;

[0040] A plurality of fixing components 4 are respectively arranged between the device main body 1 and the protective cover 3;

[0041] A disassembly component 6 is arranged on the top of the protective cover 3.

[0042] The fixing component 4 includes a connecting block 41, a threaded block 42 is arranged inside the connecting block 41, one end of the threaded block 42 is connected to the bottom of the protective cover 3, and a threaded sleeve 43 is threadedly connected to the surface of the threaded block 42.

[0043] The protective cover 3 is a mesh protective cover, the connecting block 41 is connected to the surface of the device main body 1, and the use of the threaded block 42 and the threaded sleeve 43 facilitates the installation of the protective cover 3 above the device main body 1.

[0044] Arc-shaped limiting blocks 5 are connected to both the left and right sides of the protective cover 3 on the surface of the device main body 1.

[0045] The disassembly component 6 includes a circular disassembly cover 61, rectangular blocks 62 are connected between the circular disassembly cover 61 and the protective cover 3, and magnetic attraction blocks 63 are connected to the opposite sides of the plurality of rectangular blocks 62.

[0046] The magnetic attraction blocks 63 installed on the protective cover 3 and the circular disassembly cover 61 are multi-magnetic attraction blocks 63 with different-shaped attraction.

[0047] The arc-shaped limiting block 5 is used for positioning when the protective cover 3 is installed.

[0048] The working principle of an auxiliary balance device for a metal propeller of a drone aircraft provided by the present utility model is as follows:

[0049] During use, when protecting the blade body 2 during inspection, first, the protective cover 3 is sleeved on the surface of the device main body 1 and located between the two arc-shaped limiting blocks 5. The threaded block 42 at the bottom of the protective cover 3 extends out of the connecting block 41, and then the threaded sleeve 43 is threadedly connected to the threaded block 42.

[0050] After fixing the protective cover 3, the circular disassembly cover 61 with the magnetic block 63 is placed on the top of the protective cover 3 and fixed by attracting with the magnetic attraction block 63 on the protective cover 3.

[0051] Compared with the related art, an auxiliary balance device for a metal propeller of a drone aircraft provided by the present utility model has the following beneficial effects:

[0052] The present utility model provides a metal propeller auxiliary balancing device for a drone aircraft. A protective cover 3 is arranged between a device main body 1 with a propeller blade main body 2 and used in cooperation with a plurality of fixing components 4 and a disassembly component 6. When performing a high-speed rotation test on the propeller blade main body 2, the propeller blade main body 2 can be protected, thereby improving safety during operation.

[0053] Second Embodiment

[0054] Please refer to Figure 6 , based on a metal propeller auxiliary balancing device for a drone aircraft provided in the first embodiment of the present application, the second embodiment of the present application proposes another metal propeller auxiliary balancing device for a drone aircraft. The second embodiment is merely a preferred manner of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0055] Specifically, the difference of a metal propeller auxiliary balancing device for a drone aircraft provided in the second embodiment of the present application is that a placement component 7 is arranged on one side of the device main body 1. The placement component 7 includes a placement rack 71, and a first rubber pad 72 is adhesively bonded to one side of the inner wall of the placement rack 71.

[0056] A second rubber pad 73 is adhesively bonded to the surface of the device main body 1 and on the side opposite to the first rubber pad 72.

[0057] The placement rack 71 is connected to one side of the device main body 1. The shape of the placement rack 71 is L-shaped. The use of the first rubber pad 72 and the second rubber pad 73 can play a role in extrusion fixation when the protective cover 3 is placed inside the placement rack 71.

[0058] The working principle of a metal propeller auxiliary balancing device for a drone aircraft provided by the present utility model is as follows:

[0059] During use, when installing or disassembling the propeller blade main body 2, the protective cover 3 is disassembled from the device main body 1 and placed inside the placement rack 71 and between the first rubber pad 72 and the second rubber pad 73.

[0060] Compared with the related art, a metal propeller auxiliary balancing device for a drone aircraft provided by the present utility model has the following beneficial effects:

[0061] The present utility model provides a metal propeller auxiliary balancing device for a drone aircraft. The placement component 7 arranged on one side of the device main body 1 can play a role in temporarily placing the protective cover 3 during the installation and disassembly of the propeller blade main body 2.

[0062] The above are only embodiments of the present utility model, and thus do not limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall equally be included within the patent protection scope of the present utility model.

Claims

1. A metal propeller auxiliary balancing device for an unmanned aerial vehicle, characterized in that: include: A device body, a blade body is installed on the top of the device body; A protective cover, which is arranged on the surface of the device body and located outside the blade body; A plurality of fixing components, wherein the plurality of fixing components are respectively arranged between the device body and the protective cover; A disassembly assembly is arranged on the top of the protective cover.

2. The metal propeller auxiliary balancing device for UAV aircraft according to claim 1, characterized in that: The fixing assembly comprises a connecting block, a threaded block is arranged inside the connecting block, one end of the threaded block is connected to the bottom of the protective cover, and a threaded sleeve is threadedly connected to the surface of the threaded block.

3. The metal propeller auxiliary balancing device for UAV aircraft according to claim 1, characterized in that: Arc-shaped limiting blocks are connected to the surface of the device body and are located on the left and right sides of the protective cover.

4. The metal propeller auxiliary balancing device for UAV aircraft according to claim 1, characterized in that: The disassembly assembly comprises a circular disassembly cover, a rectangular block is connected between the circular disassembly cover and the protective cover, and a magnetic block is connected to opposite sides of a plurality of the rectangular blocks.

5. The metal propeller auxiliary balancing device for UAV aircraft according to claim 3, characterized in that: The arc-shaped limiting block is used for positioning the protective cover during installation.

6. The metal propeller auxiliary balancing device for UAV aircraft according to claim 1, characterized in that: A placement component is arranged on one side of the device body, and the placement component comprises a placement frame, and a first rubber pad is bonded to one side of the inner wall of the placement frame.

7. The metal propeller auxiliary balancing device for UAV aircraft according to claim 6, characterized in that: A second rubber pad is bonded to the surface of the device body and located on a side opposite to the first rubber pad.

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