Lifting rotary clamping platform mechanism adaptive to vertical take-off and landing fixed-wing unmanned aerial vehicle

Abstract

The lifting and rotating clamping platform mechanism comprises a lifting assembly, a base assembly, a rotating assembly, a clamping assembly and a rotating power assembly, the base assembly is fixed to the outer side of the lifting assembly, the rotating assembly is installed on the upper side of the base assembly, the clamping assembly comprises a clamping base, and the rotating power assembly is installed on the clamping base. The clamping base is installed on the lower side of the rotating assembly, and the rotating power assembly is installed on the inner side of the base assembly. The technical effects of the utility model are that the utility model provides a brand new method: the orientation of the platform is correspondingly adjusted by means of the fuselage direction fed back by the unmanned aerial vehicle in real time, so that the platform can accurately adjust the orientation of the platform according to the position information of the unmanned aerial vehicle and the current wind direction according to the change of the wind direction; according to the method, the dependence on the space is reduced, the difficulty and the cost are also reduced, and meanwhile, the application range of the unmanned aerial vehicle is expanded.

Description

Technical Field

[0001] This utility model relates to the field of unmanned aerial vehicle (UAV) technology, specifically to a lifting and rotating clamping platform mechanism adapted to vertical take-off and landing (VTOL) fixed-wing UAVs. Background Technology

[0002] Vertical takeoff and landing (VTOL) drones typically require landing in headwinds or low wind speeds to ensure a smooth landing. This limitation restricts their application in complex weather conditions. Current market solutions involve installing large windbreak nets around the drone's smart air station to disrupt airflow and reduce wind speed, thus meeting landing requirements. However, this method has strict space requirements, is difficult to deploy, and is costly.

[0003] In the context of automated airfields for vertical take-off and landing (VTOL) drones, a platform structure that enables the drones to be automatically recovered, lifted, and rotated is essential. Utility Model Content

[0004] Therefore, this utility model provides a lifting and rotating clamping platform mechanism adapted to vertical take-off and landing fixed-wing UAVs to solve the above-mentioned problems in the prior art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV includes a lifting component, a base component, a rotating component, a clamping component, and a rotating power component. The base component is fixed to the outside of the lifting component, the rotating component is installed on the upper side of the base component, the clamping component includes a clamping base installed on the lower side of the rotating component, and the rotating power component is installed on the inner side of the base component.

[0007] The rotating assembly includes: a rotating disk, four fixed plates, a fixed plate support, a rotating guide rail, and a central rotating shaft. The rotating disk is fixed to the rotating guide rail by screws via an adapter and is also connected to the central rotating shaft by screws. The four fixed plates are fixed to the fixed plate support by screws. The fixed plate support is fixed inside the clamping base. The rotating guide rail is installed on the surface of the disk inside the clamping base. The central rotating shaft is installed at the center of the disk inside the clamping base.

[0008] The clamping assembly includes: a clamping base, left and right clamping frames, left and right clamping guide rails, left and right electrical limiters, left and right power units, front and rear clamping rods, front and rear clamping guide rails, front and rear electrical limiters, and front and rear power units. The left and right clamping frames are fixed to the left and right clamping guide rails by screws through adapters. The front and rear clamping rods are fixed to the front and rear clamping guide rails by screws through adapters. The left and right clamping guide rails are installed on the front and rear sides of the clamping base. The left and right electrical limiters are set at both ends of the left and right clamping guide rails and installed on the outside of the clamping base. The left and right power units are installed on the lower side of the clamping base. The front and rear clamping guide rails are installed on the left and right sides of the clamping base. The front and rear electrical limiters are set correspondingly to the front and rear clamping rods. The front and rear power units are installed on the lower side of the clamping base.

[0009] Optionally, the lifting assembly includes: a lifting column, a lifting power unit, a lifting screw unit, a lifting guide rail unit, upper and lower electrical limit switches, and mechanical limit switches;

[0010] The lifting power unit is fixed to the lifting column by screws via an adapter, and the lifting screw unit is fixed to the lifting column by screws via a bearing seat and an adapter.

[0011] Optionally, the lifting power unit and the lifting screw unit are connected to each other by a coupling, and the lifting guide rail unit is installed on the front guide rail of the lifting column.

[0012] Optionally, the upper and lower electrical limit switches are installed on the outside of the lifting column, and the mechanical limit switches are set at both ends of the upper and lower electrical limit switches and fixed to the lifting column by screws.

[0013] Optionally, the base assembly includes: a platform base, a base support, and a limiting block;

[0014] The base support is installed on the outside of the platform base, and the limiting block is installed on the rear end of the platform base.

[0015] Optionally, the rotary power assembly includes: a rotary power mounting plate, a rotary power reducer, a rotary power motor, a rotary power gear, and a power gear plate. The rotary power reducer is fixed to the rotary power mounting plate by screws, the rotary power motor is installed at one end of the rotary power reducer, the rotary power gear is installed at the other end of the rotary power reducer, and the power gear plate is fixed to the rotary power reducer and the rotary power gear by screws respectively.

[0016] This utility model has the following advantages:

[0017] This invention provides a novel method: by using the real-time feedback of the drone's fuselage direction, the platform's orientation can be adjusted accordingly. In this way, no matter how the wind direction changes, the platform can accurately adjust its orientation based on the drone's position information and the current wind direction, thereby ensuring that the drone can take off and land against the wind at any time. This method not only reduces dependence on space but also lowers the difficulty and cost, while expanding the application range of drones. Attached Figure Description

[0018] Figure 1 A perspective view of a lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV provided by this utility model.

[0019] Figure 2 A perspective view of a lifting component of a lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV provided by this utility model.

[0020] Figure 3 This is a schematic diagram showing the installation position of the rotational power component of a lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV, provided for some embodiments of this utility model.

[0021] Figure 4 This is a perspective view of a base assembly of a lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV, provided for some embodiments of the present invention.

[0022] Figure 5 This is a perspective view of a lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV, provided for some embodiments of the present invention, showing the connection between the rotating disk and the surrounding fixed plates.

[0023] Figure 6 This is a perspective view of the rotating guide rail connected to the central rotating shaft of a lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV, provided for some embodiments of the present invention.

[0024] Figure 7 A perspective view of a rotating component of a lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV, provided for some embodiments of this utility model.

[0025] Figure 8 A perspective view of a rotating power component of a lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV, provided for some embodiments of this utility model.

[0026] In the diagram: 1. Lifting assembly; 101. Lifting column; 102. Lifting power unit; 103. Lifting screw unit; 104. Lifting guide rail unit; 105. Upper and lower electrical limit switches; 106. Mechanical limit switches;

[0027] 2. Base assembly; 201. Platform base; 202. Base support; 203. Limiting block;

[0028] 3. Rotating assembly; 301. Rotating disk; 302. Surrounding fixing plates; 303. Fixing plate support; 304. Rotating guide rail; 305. Central rotating shaft;

[0029] 4. Clamping assembly; 401. Clamping base; 402. Left and right clamping frames; 403. Left and right clamping guide rails; 404. Left and right electrical limiters; 405. Left and right power units; 406. Front and rear clamping rods; 407. Front and rear clamping guide rails; 408. Front and rear electrical limiters; 409. Front and rear power units;

[0030] 5. Rotary power assembly; 501. Rotary power fixing plate; 502. Rotary power reducer; 503. Rotary power motor; 504. Rotary power gear; 505. Power gear pressing plate. Detailed Implementation

[0031] The following specific embodiments illustrate the implementation of this utility model. Those skilled in the art can easily understand other advantages and effects of this utility model from the content disclosed in this specification. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0032] Please see Figures 1 to 8 As shown, this utility model provides a lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV, comprising five main components: a lifting assembly 1, a base assembly 2, a rotating assembly 3, a clamping assembly 4, and a rotating power assembly 5. These components are interconnected and fixed with screws. The base assembly 2 is fixed to the outside of the lifting assembly 1, the rotating assembly 3 is mounted on the upper side of the base assembly 2, the clamping assembly 4 includes a clamping base 401 mounted on the lower side of the rotating assembly 3, and the rotating power assembly 5 is mounted on the inner side of the base assembly 2.

[0033] The lifting assembly 1 includes: a lifting column 101, a lifting power unit 102, a lifting screw unit 103, a lifting guide rail unit 104, upper and lower electrical limit switches 105, and mechanical limit switches 106. The lifting power unit 102 is fixed to the lifting column 101 by screws via an adapter. The lifting screw unit 103 is fixed to the lifting column 101 by screws via a bearing seat and an adapter. The lifting power unit 102 and the lifting screw unit 103 are connected to each other by a coupling. The lifting guide rail unit 104 is installed on the front guide rail of the lifting column 101. The upper and lower electrical limit switches 105 are installed on the outside of the lifting column 101. The mechanical limit switches 106 are located at both ends of the upper and lower electrical limit switches 105 and are fixed to the lifting column 101 by screws.

[0034] The base assembly 2 includes: a platform base 201, a base support 202, and a limiting block 203. The base support 202 is installed on the outside of the platform base 201, and the limiting block 203 is installed on the rear end of the platform base 201.

[0035] The rotating assembly 3 includes: a rotating disk 301, surrounding fixed plates 302, a fixed plate support 303, a rotating guide rail 304, and a central rotating shaft 305. The rotating disk 301 is fixed to the rotating guide rail 304 by screws via an adapter, and is also connected to the central rotating shaft 305 by screws. The surrounding fixed plates 302 are fixed to the fixed plate support 303 by screws. The fixed plate support 303 is fixed inside the clamping base 401. The rotating guide rail 304 is installed on the surface of the disk inside the clamping base 401. The central rotating shaft 305 is installed at the center of the disk inside the clamping base 401.

[0036] The clamping assembly 4 includes: a clamping base 401, left and right clamping frames 402, left and right clamping guide rails 403, left and right electrical limiters 404, left and right power units 405, front and rear clamping rods 406, front and rear clamping guide rails 407, front and rear electrical limiters 408, and front and rear power units 409. The left and right clamping frames 402 are fixed to the left and right clamping guide rails 403 by screws through an adapter. The front and rear clamping rods 406 are fixed to the front and rear clamping guide rails 407 by screws through an adapter. The left and right clamping guide rails 403 are installed on the front and rear sides of the clamping base 401. The left and right electrical limiters 404 are set at both ends of the left and right clamping guide rails 403 and installed on the outside of the clamping base 401. The left and right power units 405 are installed on the lower side of the clamping base 401. The front and rear clamping guide rails 407 are installed on the left and right sides of the clamping base 401. The front and rear electrical limiters 408 are set corresponding to the front and rear clamping rods 406. The front and rear power units 409 are installed on the lower side of the clamping base 401.

[0037] The rotary power assembly 5 includes: a rotary power mounting plate 501, a rotary power reducer 502, a rotary power motor 503, a rotary power gear 504, and a power gear clamping plate 505. The rotary power reducer 502 is fixed to the rotary power mounting plate 501 by screws. The rotary power motor 503 is installed at one end of the rotary power reducer 502, and the rotary power gear 504 is installed at the other end of the rotary power reducer 502. The power gear clamping plate 505 is fixed to the rotary power reducer 502 and the rotary power gear 504 by screws.

[0038] Operating principle: Platform lifting: The lifting power unit 102 transmits power to the lifting screw unit 103 through a coupling. The lifting screw unit 103 converts the rotational motion into linear motion, driving the platform to move up and down. The lifting guide rail unit 104 provides guidance for the platform lifting and ensures accuracy. The upper and lower electrical limit switches 105 limit the position of the platform movement, and the mechanical limit switches 106 provide the final guarantee for the safety of the base assembly 2.

[0039] Clamping motion: The left and right power units 405 and the front and rear power units 409 are connected to the left and right clamping frames 402 and the front and rear clamping rods 406 via synchronous belts, synchronous pulleys, and synchronous belt clamps to provide power for clamping movement. The synchronous belts convert rotational motion into linear motion, driving the clamping left and right and front and rear to move synchronously in opposite directions. The left and right clamping guide rails 403 and the front and rear clamping guide rails 407 provide guidance for clamping movement and ensure accuracy. The left and right electrical limiters 404 and the front and rear electrical limiters 408 limit the position of clamping movement.

[0040] Platform rotation: The rotational power assembly 5 provides power, which is transmitted to the rotating disk 301 via the central rotational shaft 305, causing it to rotate. The rotational guide rail 304 provides guidance for the rotation of the rotating disk 301 and ensures accuracy.

[0041] Exercise procedure:

[0042] 1. Takeoff of a vertical takeoff and landing (VTOL) drone:

[0043] S1: The platform rises to the corresponding height.

[0044] S2: The left and right clamping frames 402 and the front and rear clamping rods 406 open to their maximum positions simultaneously.

[0045] S3: Determine the current average wind direction, and rotate the rotating disk 301 to rotate the vertical take-off and landing drone to the windward direction.

[0046] S4: Vertical takeoff and landing drone takes off.

[0047] S5: The left and right clamping frames 402 and the front and rear clamping rods 406 are closed within the platform area.

[0048] S6: The platform descends to the corresponding height.

[0049] 2. Vertical take-off and landing of drones:

[0050] S1: The platform rises to the corresponding height.

[0051] S2: The left and right clamping frames 402 and the front and rear clamping rods 406 open to their maximum positions simultaneously.

[0052] S3: Determine the current average wind direction, and rotate the rotating disk 301 to rotate the QR code engraved on the rotating platform to the corresponding angle.

[0053] S4: Vertical takeoff and landing drone landing.

[0054] S5: The left and right clamping frames 402 and the front and rear clamping rods 406 move to their corresponding positions in sequence to push the vertical take-off and landing UAV into the rotating disk 301.

[0055] S6: The left and right clamping frames 402 and the front and rear clamping rods 406 open to their maximum positions simultaneously.

[0056] S7: Rotating disk 301 rotates the VTOL UAV back to the defined initial angle.

[0057] S8: Close the left and right clamping frames 402 and the front and rear clamping rods 406 to the corresponding positions to clamp and fix the vertical take-off and landing drone.

[0058] S9: The platform descends to the corresponding height.

[0059] The technical effects achieved by the above embodiments are as follows: a novel method is provided: by using the real-time feedback of the drone's fuselage direction, the platform's orientation is adjusted accordingly. In this way, no matter how the wind direction changes, the platform can accurately adjust its own orientation based on the aircraft's position information and the current wind direction, thereby ensuring that the drone can take off and land against the wind at any time. This method not only reduces the dependence on space, but also reduces the difficulty and cost, while expanding the application range of drones.

Claims

1. A lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV, characterized in that, The assembly includes a lifting component (1), a base component (2), a rotating component (3), a clamping component (4), and a rotating power component (5). The base component (2) is fixed to the outside of the lifting component (1), the rotating component (3) is installed on the upper side of the base component (2), the clamping component (4) includes a clamping base (401), the clamping base (401) is installed on the lower side of the rotating component (3), and the rotating power component (5) is installed on the inner side of the base component (2). The rotating assembly (3) includes: a rotating disk (301), a surrounding fixed plate (302), a fixed plate support (303), a rotating guide rail (304), and a central rotating shaft (305). The rotating disk (301) is fixed to the rotating guide rail (304) by screws through an adapter and is also connected to the central rotating shaft (305) by screws. The surrounding fixed plate (302) is fixed to the fixed plate support (303) by screws. The fixed plate support (303) is fixed inside the clamping base (401). The rotating guide rail (304) is installed on the surface of the disk inside the clamping base (401). The central rotating shaft (305) is installed at the center of the disk inside the clamping base (401). The clamping assembly (4) includes: a clamping base (401), left and right clamping frames (402), left and right clamping guide rails (403), left and right electrical limiters (404), left and right power units (405), front and rear clamping rods (406), front and rear clamping guide rails (407), front and rear electrical limiters (408), and front and rear power units (409). The left and right clamping frames (402) are fixed to the left and right clamping guide rails (403) by screws through an adapter, and the front and rear clamping rods (406) are fixed to the front and rear clamping guide rails (407) by screws through an adapter. The left and right clamping guide rails (403) are installed on the front and rear sides of the clamping base (401), the left and right electrical limiters (404) are set at both ends of the left and right clamping guide rails (403) and installed on the outside of the clamping base (401), the left and right power units (405) are installed on the lower side of the clamping base (401), the front and rear clamping guide rails (407) are installed on the left and right sides of the clamping base (401), the front and rear electrical limiters (408) are correspondingly set with the front and rear clamping rods (406), and the front and rear power units (409) are installed on the lower side of the clamping base (401).

2. The lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV according to claim 1, characterized in that, The lifting assembly (1) includes: a lifting column (101), a lifting power unit (102), a lifting screw unit (103), a lifting guide rail unit (104), upper and lower electrical limit switches (105), and a mechanical limit switch (106); The lifting power unit (102) is fixed to the lifting column (101) by screws through an adapter, and the lifting screw unit (103) is fixed to the lifting column (101) by screws through a bearing seat and an adapter.

3. The lifting and rotating clamping platform mechanism adapted to a vertical takeoff and landing fixed-wing UAV according to claim 2, characterized in that, The lifting power unit (102) and the lifting screw unit (103) are connected to each other by a coupling, and the lifting guide rail unit (104) is installed on the front guide rail of the lifting column (101).

4. The lifting and rotating clamping platform mechanism adapted to a vertical takeoff and landing fixed-wing UAV according to claim 2, characterized in that, The upper and lower electrical limiters (105) are installed on the outside of the lifting column (101), and the mechanical limiters (106) are set at both ends of the upper and lower electrical limiters (105) and fixed to the lifting column (101) by screws.

5. The lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV according to claim 1, characterized in that, The base assembly (2) includes: a platform base (201), a base support (202), and a limiting block (203); The base support (202) is installed on the outside of the platform base (201), and the limiting block (203) is installed on the rear end of the platform base (201).

6. The lifting and rotating clamping platform mechanism adapted to a vertical take-off and landing fixed-wing UAV according to claim 1, characterized in that, The rotary power assembly (5) includes: a rotary power fixing plate (501), a rotary power reducer (502), a rotary power motor (503), a rotary power gear (504), and a power gear plate (505). The rotary power reducer (502) is fixed to the rotary power fixing plate (501) by screws. The rotary power motor (503) is installed at one end of the rotary power reducer (502), and the rotary power gear (504) is installed at the other end of the rotary power reducer (502). The power gear plate (505) is fixed to the rotary power reducer (502) and the rotary power gear (504) by screws respectively.

Images