Clamping and locking device for unmanned aerial vehicle arms

Abstract

The utility model relates to the technical field of unmanned aerial vehicles, in particular to a clamping and locking device for an unmanned aerial vehicle arm, which comprises an arm body, a clamping and locking groove is formed in the surface of the arm body, an arc-shaped groove is formed in one end of the arm body, and a clamping plate groove is formed in one side of the arm body; the clamping plate is arranged in the clamping plate groove; the clamping and locking grooves are formed in the surfaces of the vehicle arm bodies, the two vehicle arm bodies are in butt joint through the clamping and locking grooves, and the vehicle arm bodies after butt joint are fixed through the fixing holes and then connected into a whole, so that the integrity of the vehicle arm after installation is guaranteed, the stability of the vehicle arm when the vehicle arm is collided is enhanced, meanwhile, the clamping plates are clamped into the clamping plate grooves, and therefore the vehicle arm is more stable. And the two ends of the clamping plate are connected with the upper fixing plate and the lower fixing plate correspondingly, so that the stability of connection of the vehicle arm main body is further enhanced.

Description

Technical Field

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

[0002] Drone racing is a highly entertaining speed competition sport that uses drones as carriers. The tracks are usually set up in large stadiums. During the competition, pilots use remote control to control drones to cross various obstacles to complete the competition. Racing drones used for drone racing usually have strong power and agile control performance.

[0003] In the prior art, when installing the arms of the racing drone, plug-in fixing is adopted, that is, the end of the arm is inserted into the frame, and then the arm is locked by bolts and buckles, so as to realize the connection between the arm and the frame;

[0004] In the above technology, the multiple sets of arms installed on the frame are all independently set, resulting in a low correlation between the arms. During fierce racing, such as when a collision occurs, the arms are prone to shifting, resulting in reduced stability in the flight of the drone and affecting the competition. Utility Model Content

[0005] The purpose of the utility model is to provide a locking device for an unmanned aerial vehicle arm to solve the problems raised by the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A locking device for an unmanned aerial vehicle arm, comprising:

[0008] The machine arm comprises a machine arm body, a locking groove is provided on the surface of the machine arm body, an arc groove is provided at one end of the machine arm body, and a card plate groove is provided on one side of the machine arm body;

[0009] The card board is arranged inside the card board slot.

[0010] Preferably, the arm bodies are provided in a plurality of groups, and every two groups of arm bodies are provided as a pair. A rack is provided on the surface of the arm bodies, and fixing holes are opened on the surface of the arm bodies.

[0011] Preferably, the frame includes an upper fixed plate and a lower fixed plate, the surface of the upper fixed plate is provided with an upper fixed plate socket, the surface of the lower fixed plate is provided with a lower fixed plate socket, the upper fixed plate is arranged above the arm body, a top cover is arranged above the upper fixed plate, a connecting column is connected between the upper fixed plate and the top cover, and the lower fixed plate is arranged below the arm body.

[0012] Preferably, the locking groove is provided at one end of the arm body close to the upper fixing plate, and the depth of the locking groove is half of the thickness of the arm body;

[0013] After the two sets of arm bodies are butted together through the locking grooves, the surfaces of the two sets of arm bodies are flush with each other.

[0014] Preferably, the arc-shaped groove is arranged in the middle of the locking groove;

[0015] After the two sets of machine arm main bodies are butt-jointed, the arc-shaped grooves on the two sets of machine arm main bodies form a circular through hole.

[0016] Preferably, the card slot is arranged on one side of the locking slot, and the position of the card slot is arranged corresponding to the upper fixing plate socket and the lower fixing plate socket;

[0017] After the two sets of machine arm main bodies are butt-jointed, the clamping plate grooves on the two sets of machine arm main bodies are simultaneously butt-jointed to form an integral groove.

[0018] Preferably, the card board is a cross-shaped plate structure, one end of the card board is inserted into the interior of the upper fixed plate socket, the other end of the card board is inserted into the interior of the lower fixed plate socket, and the middle part of the card board is clamped into the interior of the docked card board slot.

[0019] Compared with the prior art, the beneficial effects of the utility model are:

[0020] 1. By opening a locking groove on the surface of the arm body, two sets of arm bodies are butted together through the locking groove, and the butted arm bodies are fixed through the fixing holes and connected as a whole, thereby ensuring the integrity of the arm after installation and enhancing the stability of the arm when it is hit. At the same time, by clamping the card plate inside the card plate groove and connecting the two ends of the card plate to the upper fixing plate and the lower fixing plate respectively, the stability of the connection of the arm body is further enhanced.

[0021] 2. By setting the arc groove, when replacing and maintaining the arm, only the bolts passing through the fixing holes need to be removed, and a set of arm bodies can be pulled out for replacement or maintenance. After the arm is installed, the overall stability of the arm is guaranteed, and the arm can be quickly disassembled and assembled, which improves the maintenance speed and convenience of the UAV. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 For this utility model Figure 1 Explosion diagram of

[0024] Figure 3 It is a schematic diagram of the connection structure of the arm main body of the utility model.

[0025] In the figure: frame 1, upper fixing plate 11, upper fixing plate socket 111, lower fixing plate 12, lower fixing plate socket 121, machine top cover 13, connecting column 14, machine arm 2, machine arm body 21, locking groove 22, arc groove 23, cardboard groove 24, fixing hole 25, cardboard 3. DETAILED DESCRIPTION

[0026] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0027] It should be noted that many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0028] In addition, in the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0029] In the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. However, if it is indicated as a direct connection, it means that the two connected bodies are not connected through a transition structure, but are connected to form a whole through a connecting structure. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0030] In the present utility model, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in an appropriate manner in any one or more embodiments or examples.

[0031] Please see attached Figure 1 To Attachment Figure 3 As shown, the utility model provides a locking device for an unmanned aerial vehicle arm, comprising:

[0032] The arm 2 includes an arm body 21, the arm body 21 is provided with multiple groups, and each two groups of arm bodies 21 are provided as a pair. The surface of the arm body 21 is provided with a frame 1, and the frame 1 includes an upper fixing plate 11 and a lower fixing plate 12. The surface of the upper fixing plate 11 is provided with an upper fixing plate socket 111, and the surface of the lower fixing plate 12 is provided with a lower fixing plate socket 121. The upper fixing plate 11 is arranged above the arm body 21, and a top cover 13 is arranged above the upper fixing plate 11. A connecting column 14 is connected between the upper fixing plate 11 and the top cover 13. The lower fixing plate 12 is arranged below the arm body 21, and a fixing hole 25 is provided on the surface of the arm body 21. A locking groove 22 is provided on the surface of the arm body 21. The locking groove 22 is provided on the arm body 21. The arm body 21 is close to one end of the upper fixed plate 11, and the depth of the locking groove 22 is half of the thickness of the arm body 21. After the two sets of arm bodies 21 are docked through the locking groove 22, the surfaces of the two sets of arm bodies 21 are flush with each other. An arc groove 23 is opened at one end of the arm body 21, and the arc groove 23 is arranged in the middle of the locking groove 22. After the two sets of arm bodies 21 are docked, the arc grooves 23 on the two sets of arm bodies 21 form a circular through hole, and a cardboard groove 24 is opened on one side of the arm body 21. The cardboard groove 24 is arranged on one side of the locking groove 22. The position of the cardboard groove 24 is set corresponding to the upper fixed plate socket 111 and the lower fixed plate socket 121. After the two sets of arm bodies 21 are docked, the cardboard grooves 24 on the two sets of arm bodies 21 are simultaneously docked to form an integral groove;

[0033] The card board 3 is arranged inside the card board slot 24. The card board 3 is a cross-shaped plate structure. One end of the card board 3 is inserted into the interior of the upper fixed plate socket 111, and the other end of the card board 3 is inserted into the interior of the lower fixed plate socket 121. The middle part of the card board 3 is clamped in the interior of the card board slot 24 after docking.

[0034] Embodiment 1:

[0035] When installing the machine arm 2, the two sets of machine arm bodies 21 are connected through the locking grooves 22, and then the card plate 3 is inserted into the card plate grooves 24. At this time, the upper fixing plate 11 and the lower fixing plate 12 are respectively installed above and below the machine arm body 21, so that the upper and lower ends of the card plate 3 are respectively inserted into the upper fixing plate socket 111 and the lower fixing plate socket 121, and then the bolts are passed through the holes corresponding to the fixing holes 25 on the lower fixing plate 12 and the upper fixing plate 11 and tightened into the connecting column 14, so as to fix the position of the machine arm body 21;

[0036] By opening a locking groove 22 on the surface of the arm body 21, the two groups of arm bodies 21 are connected through the locking groove 22, and the connected arm bodies 21 are fixed through the fixing holes 25 to form a whole, thereby ensuring the integrity of the arm 2 after installation and enhancing the stability of the arm 2 when it is hit. At the same time, by clamping the clamping plate 3 inside the clamping plate groove 24 and connecting the two ends of the clamping plate 3 to the upper fixing plate 11 and the lower fixing plate 12 respectively, the stability of the connection of the arm body 21 is further enhanced.

[0037] Embodiment 2:

[0038] On the basis of the first embodiment, by providing the arc groove 23, when the two sets of arm bodies 21 are butt-jointed, the two sets of arc grooves 23 form a circular through hole, at which time the bolts are passed through the upper fixing plate 11 and the lower fixing plate 12 and between the two sets of arc grooves 23 and fixed, thereby enhancing the stability of the connection of the arm bodies 21;

[0039] When replacing and maintaining the arm 2, it is only necessary to remove the bolts passing through the fixing holes 25, and then a set of arm bodies 21 can be pulled out for replacement or maintenance. After the arm 2 is installed, the overall stability of the arm 2 is guaranteed, and the arm 2 can also be quickly disassembled and assembled, thereby improving the maintenance speed of the drone.

[0040] Working principle: Racing drones used for drone racing usually have strong power and agile control performance. The utility model proposes a locking device for drone arms. When installing the arm 2, the two groups of arm bodies 21 are docked through the locking grooves 22, and then the card plate 3 is inserted into the card plate groove 24. At this time, the upper fixing plate 11 and the lower fixing plate 12 are respectively installed above and below the arm body 21, so that the upper and lower ends of the card plate 3 are respectively inserted into the upper fixing plate socket 111 and the lower fixing plate socket 121, and then the bolts are passed through the holes corresponding to the fixing holes 25 on the lower fixing plate 12 and the upper fixing plate 11 and tightened in the connecting column 14, thereby fixing the position of the arm body 21. When the two groups of arm bodies 21 are docked, the two groups of arc grooves 23 form a circular through hole. At this time, the bolts are passed through the upper fixing plate 11 and the lower fixing plate 12 and between the two groups of arc grooves 23 and fixed, thereby enhancing the stability of the connection between the arm body 21.

[0041] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0042] The present invention is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A locking device for an unmanned aerial vehicle arm, characterized in that: include: An arm (2), the arm (2) comprising an arm body (21), a locking groove (22) being provided on the surface of the arm body (21), an arc groove (23) being provided at one end of the arm body (21), and a cardboard groove (24) being provided on one side of the arm body (21); A card board (3), wherein the card board (3) is arranged inside the card board slot (24).

2. The locking device for an unmanned aerial vehicle arm according to claim 1, characterized in that: The arm bodies (21) are provided in multiple groups, and every two groups of the arm bodies (21) are provided as a pair. A frame (1) is provided on the surface of the arm bodies (21), and fixing holes (25) are provided on the surface of the arm bodies (21).

3. The locking device for an unmanned aerial vehicle arm according to claim 2, characterized in that: The frame (1) comprises an upper fixing plate (11) and a lower fixing plate (12); an upper fixing plate socket (111) is provided on the surface of the upper fixing plate (11); a lower fixing plate socket (121) is provided on the surface of the lower fixing plate (12); the upper fixing plate (11) is arranged above the arm body (21); a top cover (13) is arranged above the upper fixing plate (11); a connecting column (14) is connected between the upper fixing plate (11) and the top cover (13); and the lower fixing plate (12) is arranged below the arm body (21).

4. The locking device for an unmanned aerial vehicle arm according to claim 3, characterized in that: The locking groove (22) is formed at one end of the arm body (21) close to the upper fixing plate (11), and the depth of the locking groove (22) is half the thickness of the arm body (21); After the two groups of the arm bodies (21) are butt-jointed via the locking grooves (22), the surfaces of the two groups of the arm bodies (21) are flush with each other.

5. The locking device for an unmanned aerial vehicle arm according to claim 4, characterized in that: The arc-shaped groove (23) is arranged in the middle of the locking groove (22); After the two groups of the arm bodies (21) are butt-jointed, the arc-shaped grooves (23) on the two groups of the arm bodies (21) form a circular through hole.

6. The locking device for an unmanned aerial vehicle arm according to claim 5, characterized in that: The card slot (24) is arranged on one side of the locking slot (22), and the position of the card slot (24) is arranged corresponding to the upper fixing plate socket (111) and the lower fixing plate socket (121); After the two groups of the machine arm main bodies (21) are butt-jointed, the clamping plate grooves (24) on the two groups of the machine arm main bodies (21) are simultaneously butt-jointed to form an integral groove.

7. The locking device for an unmanned aerial vehicle arm according to claim 6, characterized in that: The card plate (3) is in the form of a cross-shaped plate structure; one end of the card plate (3) is inserted into the interior of the upper fixed plate socket (111); the other end of the card plate (3) is inserted into the interior of the lower fixed plate socket (121); and the middle portion of the card plate (3) is clamped into the interior of the card plate slot (24) after docking.

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