Unmanned aerial vehicle paddle smoothening mechanism
By designing a UAV blade return mechanism, the problem of inconsistent blade positions was solved by using a lifting device and a blade return assembly, thus achieving protection and normal flight of the UAV during transportation.
Patent Information
- Application Number
- CN202422854366.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-22
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-11-22
AI Technical Summary
Existing UAV platforms lack effective blade return measures, resulting in inconsistent blade positions after landing, occupying a large space, and being prone to collision or wear, affecting the transportation process and subsequent flight.
A UAV blade return mechanism is designed, which includes a landing platform, a lifting device and a blade return assembly. The UAV is stored in a storage cavity through the lifting device, and the blades are returned using a gear ring and a brush to avoid collision and wear.
It effectively reduces the space occupied by the propellers, prevents the propellers from colliding with or wearing out the platform during transportation, and ensures the normal flight of the drone.
Smart Images
Figure CN223457154U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to unmanned plane technical field, especially, relate to a unmanned plane paddle return to order mechanism. BACKGROUND
[0002] For large unmanned plane, because volume is larger, complex structure, generally need first landing to designated platform on when transportation, then through special transport tool to platform together with unmanned plane is transported. Platform generally designs to have the lifting structure, unmanned plane lands, can through the lifting structure and is accomodated in the airtight cabin in the platform interior, to play the protection function, thereby prevent unmanned plane from being influenced in the transportation process.
[0003] Unmanned plane is installed with multiple paddle structure, to be responsible for providing the lift and thrust, after unmanned plane lands, each paddle will stop rotating. The existing unmanned plane platform is often short of effective paddle return to order measure due to the reason of structural design, make the stop position of each paddle after unmanned plane lands difficult to unify, at this time each paddle in different position will occupy larger accomodation or storage space, when the lifting space of unmanned plane landing platform is limited, each paddle can easily produce the collision or interference between the platform, thereby leading to the surface of paddle to produce the abrasion, serious even break, in turn influence the normal flight of unmanned plane subsequently. Therefore, in view of above problem, the utility model provides a kind of unmanned plane paddle return to order mechanism, and it has important significance. CONTENT OF UTILITY MODEL
[0004] The utility model provides a kind of unmanned plane paddle return to order mechanism, by landing platform can be landed for unmanned plane, and by lifting device can accomodate the unmanned plane in accomodation cavity after landing, to protect unmanned plane in transportation;By paddle return to order component can return to order each paddle of unmanned plane, to sweep all the paddle of the position exceeding the inside diameter of return to order mouth to return to order mouth when stopping, so as to effectively reduce the occupation space of paddle when accomodating or storing, to avoid the surface of paddle to produce the abrasion even break in the process of lifting accomodation between unmanned plane and landing platform, in turn influence the normal flight of unmanned plane subsequently, and the problem in background art is solved.
[0005] To solve the above technical problem, the utility model is realized by the following technical scheme:
[0006] A kind of unmanned plane paddle return to order mechanism of the utility model, including landing platform, the inside of the landing platform is provided with accomodation cavity, lifting device is installed in the accomodation cavity, the top of the landing platform is installed with top plate, the top plate is provided with lifting port, the lifting port is circular, and is located the directly above of lifting device, and the bottom of the lifting port is provided with paddle return to order component;
[0007] The paddle returning assembly comprises a supporting plate which is installed in the top end inner wall of the receiving cavity, a returning port is arranged at the center of the supporting plate, a gear ring is arranged above the returning port, the gear ring is annular, a ring of gear teeth is arranged at the side wall edge of the gear ring, a plurality of brushes are installed on the top of the gear ring, a motor is installed on the bottom of the supporting plate, the output shaft of the motor penetrates through the supporting plate and is fixedly connected with a driving gear, the driving gear is located above the supporting plate and is in meshing connection with the gear teeth at the side wall edge of the gear ring.
[0008] Further, the center of the gear ring, the returning port and the lifting port are located on the same straight line, and the outer diameter of the gear ring is smaller than the diameter of the lifting port.
[0009] Further, the brushes are conical, the top end diameter is larger than the bottom end diameter, and the brushes are distributed in equidistant annular along the circumferential direction of the gear ring.
[0010] Further, a limiting groove is arranged on the top surface of the supporting plate, the limiting groove is an annular groove and is located outside the returning port, a limiting block is arranged on the bottom of the gear ring, the thickness of the limiting block is equal to the groove width of the limiting groove, and the limiting block is located directly above the limiting groove.
[0011] Further, a pair of guide rails are installed on the top plate, a cover is slidingly connected on the guide rails, and the area of the cover is larger than the area of the lifting port.
[0012] Compared with the prior art, the utility model has the following beneficial effects:
[0013] (1) The unmanned aerial vehicle paddle returning mechanism in the utility model can be used for landing of the unmanned aerial vehicle through the landing platform, and the unmanned aerial vehicle after landing can be received in the receiving cavity through the lifting device, so that the unmanned aerial vehicle can be protected during transportation.
[0014] (2) The unmanned aerial vehicle paddle returning mechanism in the utility model can return the paddles of the unmanned aerial vehicle through the paddle returning assembly, so that all the paddles whose positions exceed the inner diameter of the returning port during idling can be swept into the returning port, thereby the occupied space of the paddles during storage or storage can be effectively reduced, and the surface of the paddles can be prevented from being abraded or even broken due to collision or interference between the paddles and the landing platform during lifting and receiving, thereby the subsequent normal flight of the unmanned aerial vehicle is affected.
[0015] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages mentioned above. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description, obviously, the drawings described in the following description are only some embodiments of the present application, and for the ordinary skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.
[0017] Figure 1 The structure diagram of the unmanned aerial vehicle paddle returning mechanism of the present application is shown in the figure.
[0018] Figure 2 The structure diagram of the landing platform in the present application is shown in the figure.
[0019] Figure 3 The top structure diagram of the paddle returning assembly in the present application is shown in the figure.
[0020] Figure 4 The bottom structure diagram of the paddle returning assembly in the present application is shown in the figure.
[0021] Figure 5 The top structure diagram of the supporting plate in the present application is shown in the figure.
[0022] Figure 6 The bottom structure diagram of the tooth ring in the present application is shown in the figure.
[0023] In the drawings, the component list represented by each number is as follows:
[0024] 1, landing platform; 2, storage cavity; 3, lifting device; 4, top plate; 5, lifting opening; 6, supporting plate; 7, returning opening; 8, tooth ring; 9, brush; 10, motor; 11, driving gear; 12, limiting groove; 13, limiting block; 14, guide rail; 15, cover. DETAILED DESCRIPTION
[0025] The technical scheme in the embodiments of the present application will be described clearly and completely in the following by combining with the drawings in the embodiments of the present application, obviously, the described embodiments are only some embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the ordinary skilled in the art without creative labor are within the protection scope of the present application.
[0026] In the description of the utility model, it is understood that the terms "relative", "one end", "interior", "transverse", "end", "two ends", "two sides", "front", "one end surface", "the other end surface" and the like indicate the orientation or positional relationship, which is only for the convenience of describing the utility model and simplifying the description, and is not indicative or suggestive of the components or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.
[0027] Please refer to Figures 1-6 As shown in the utility model discloses a unmanned plane paddle return mechanism, including landing platform 1, the inside of landing platform 1 is provided with the accommodation cavity 2, the lifting device 3 is installed in the accommodation cavity 2, the unmanned plane can land in the top of lifting device 3, landing platform 1 can be installed on the special transport tool, and the landing platform 1 can be transported together with the unmanned plane by the transport tool, the top of landing platform 1 is installed with the top plate 4, the top plate 4 is provided with the lifting mouth 5, the lifting mouth 5 is circular, and is located directly above lifting device 3, the initial position, the top of lifting device 3 is flush with lifting mouth 5, lifting device 3 has the lifting function, when the unmanned plane lands, the unmanned plane can be driven along lifting mouth 5 downwards by lifting device 3 until the unmanned plane is accommodated in the accommodation cavity 2, so as to protect the unmanned plane during transportation, the bottom of lifting mouth 5 is provided with paddle return assembly;
[0028] Paddle return assembly includes the supporting plate 6, the supporting plate 6 is installed in the top end inner wall of the accommodation cavity 2, the center is provided with the return mouth 7, the upper portion of the return mouth 7 is provided with the gear ring 8, the gear ring 8 is annular, a circle of gear teeth is arranged at the side wall edge of the gear ring 8, and a plurality of brushes 9 are installed on the top of the gear ring 8, the bottom of the supporting plate 6 is installed with motor 10, the output shaft of motor 10 penetrates through the supporting plate 6 and is fixedly connected with driving gear 11, driving gear 11 is located above the supporting plate 6, and driving gear 11 is meshed with the gear teeth at the side wall edge of the gear ring 8, driving gear 11 can be rotated by driving motor 10, and driving gear 11 can drive the gear ring 8 and each brush 9 to rotate by the mutual meshing between the gear teeth when rotating.
[0029] Wherein, the center of the gear ring 8, the return mouth 7 and the lifting mouth 5 are located on the same straight line, and the outer diameter of the gear ring 8 is less than the diameter of the lifting mouth 5, when lifting device 3 drives the unmanned plane to move downwards along the lifting mouth 5, each brush 9 on the gear ring 8 will contact with the paddle of the unmanned plane, at this time, the gear ring 8 can be continuously rotated, and each paddle can be returned by the brush 9, so as to sweep all the paddles whose position exceeds the inner diameter of the return mouth 7 into the return mouth 7 when stopping, thereby effectively reducing the occupied space of the paddles when being accommodated or stored, to avoid the collision or interference between the paddles and the landing platform 1 during the lifting and accommodation process, so as to avoid the abrasion or even breakage of the surface of the paddles, and then affect the subsequent normal flight of the unmanned plane.
[0030] Wherein, the brush 9 is conical, the top end diameter is larger than the bottom end diameter, and the brush 9 is equidistantly annularly distributed along the circumference direction of the tooth ring 8, the coverage of the paddle returning assembly can be expanded by the plurality of annularly distributed brushes 9, so that each brush 9 can sweep all paddles to avoid omission.
[0031] Wherein, the top surface of the supporting plate 6 is provided with a limiting groove 12, the limiting groove 12 is an annular groove and is located outside the returning port 7, the bottom of the tooth ring 8 is provided with a limiting block 13, the thickness of the limiting block 13 corresponds to the groove width of the limiting groove 12, and the limiting block 13 is located directly above the limiting groove 12, the limiting block 13 can be inserted and attached to the inner wall of the limiting groove 12, so that the tooth ring 8 can be movably connected to the top of the supporting plate 6 by insertion, when the tooth ring 8 rotates, the limiting block 13 and the limiting groove 12 can cooperate to limit the movement, so as to improve the stability of the tooth ring 8 and prevent it from shaking and moving during rotation.
[0032] Wherein, the top plate 4 is provided with a pair of guide rails 14, the guide rails 14 are slidably connected with a cover 15, the area of the cover 15 is larger than the area of the lifting port 5, the cover 15 can slide along the guide rails 14, when the unmanned aerial vehicle is stored in the storage cavity 2, the cover 15 can be slid to cover the lifting port 5, at this time, the cover 15 can prevent water and dust from entering the storage cavity 2 through the lifting port 5 and falling on the unmanned aerial vehicle.
[0033] The circuit, electronic components and chip modules involved in the utility model are prior art, and those skilled in the art can realize them without further description, and the content protected by the utility model does not involve improvement of software and methods.
[0034] The standard parts used in the application file can be purchased from the market, all components in the application file can be ordered according to the description and drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, and the mechanical parts and equipment adopt the conventional type in the prior art, the electrical components appearing in the text are connected with the main controller and 220V mains electricity, and the main controller is a conventional known device that can play a control role.
[0035] The working principle of the utility model is:
[0036] The utility model discloses a landing platform 1 can be installed on the special transport tool, and the landing platform 1 can be transported together with the unmanned plane through the transport tool, when the unmanned plane lands, the unmanned plane can be driven along the lifting port 5 and moves downward through the lifting device 3, until the unmanned plane is stored in the storage cavity 2, so as to protect the unmanned plane when transporting, when the unmanned plane is driven along the lifting port 5 and moves downward through the lifting device 3, the motor 10 can be driven to rotate the driving gear 11, when the driving gear 11 rotates, the gear ring 8 and each brush 9 can be driven to rotate through the mutual engagement between the wheel teeth, at this moment, each brush 9 on the gear ring 8 will contact the paddle of the unmanned plane, and the paddle can be straightened through the brush 9 through the continuous rotation of the gear ring 8, so as to sweep all the paddles, which exceed the inside diameter of the straightening port 7 when stopping, into the straightening port 7, thereby the occupied space of the paddle when storing or storing can be effectively reduced, so as to avoid the collision or interference between the paddle and the landing platform 1 in the process of lifting and storing, which can cause the surface of the paddle to be abraded or even broken, and then affect the normal flight of the unmanned plane.
[0037] The above disclosed preferred embodiments of the utility model are only used to help the description of the utility model. The preferred embodiments do not describe all the details, and the utility model is not limited to the specific implementation mode. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments, in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalent thereof.
Claims
1. A mechanism for aligning the propeller blades of a drone, characterized in that, The utility model provides a landing platform (1), the inside of landing platform (1) is opened with the accommodation cavity (2), the accommodation cavity (2) is installed with the lifting device (3), the top of landing platform (1) is installed with the top plate (4), the top plate (4) is opened with the lifting mouth (5), the lifting mouth (5) is circular, and the lifting mouth (5) is located the just above lifting device (3), and the bottom of lifting mouth (5) is provided with paddle return assembly; The paddle return assembly includes a tray (6) installed in the top inner wall of the accommodation cavity (2), with a return port (7) in the center, a tooth ring (8) above the return port (7), the tooth ring (8) is annular with a ring of teeth on the side wall edge, and a number of brushes (9) on the top of the tooth ring (8), a motor (10) on the bottom of the tray (6), the output shaft of the motor (10) penetrates the tray (6) and is fixedly connected with a drive gear (11), the drive gear (11) is above the tray (6), and the drive gear (11) and the teeth on the side wall edge of the tooth ring (8) are in meshing engagement.
2. The unmanned aerial vehicle paddle returning mechanism according to claim 1, wherein, The center of the tooth ring (8), the return port (7) and the lifting mouth (5) are on the same straight line, and the outer diameter of the tooth ring (8) is smaller than the diameter of the lifting mouth (5).
3. The unmanned aerial vehicle paddle returning mechanism of claim 1, wherein, The brushes (9) are conical with the top end diameter larger than the bottom end diameter, and the brushes (9) are equidistantly annularly distributed along the circumferential direction of the tooth ring (8).
4. The unmanned aerial vehicle paddle returning mechanism of claim 1, wherein, The top surface of the tray (6) is provided with a limiting groove (12), which is an annular groove outside the return port (7), the bottom of the tooth ring (8) is provided with a limiting block (13), the thickness of the limiting block (13) is equal to the groove width of the limiting groove (12), and the limiting block (13) is above the limiting groove (12).
5. The unmanned aerial vehicle paddle returning mechanism of claim 1, wherein, A pair of guide rails (14) are installed on the top plate (4), a cover (15) is slidably connected to the guide rails (14), and the area of the cover (15) is larger than the area of the lifting mouth (5).