Unmanned aerial vehicle comprehensive test and calibration table

Abstract

The utility model discloses an unmanned aerial vehicle comprehensive test and calibration table, which comprises a test table, one side of the outer wall of the top of the test table is provided with a moving frame, the outer wall of the moving frame is fixedly connected with wind tunnel equipment, two ends of the other side of the test table are provided with side plates, and distance adjusting mechanisms are arranged between the side plates and the wind tunnel equipment. A connecting plate is arranged on the outer wall of the side plate, and a height adjusting mechanism is arranged between the connecting plate and the side plate. The unmanned aerial vehicle can be limited and fixed through the limiting and fixing mechanism arranged at the top of the bearing plate, and the wind tunnel equipment arranged on the outer wall of the movable frame can perform a wind tunnel test simulating the outside from one side of the unmanned aerial vehicle, so that the unmanned aerial vehicle can be comprehensively tested and calibrated in a strong airflow environment; the distance between the unmanned aerial vehicle and the wind tunnel equipment can be controlled by arranging the distance adjusting mechanism between the moving frame and the side plate, so that the intensity of the test airflow is adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles, in particular to an integrated test and calibration platform for unmanned aerial vehicles. Background Technique

[0002] With the development of science and technology, unmanned aerial vehicles have shown excellent capabilities in various fields, and unmanned aerial vehicles of various sizes and functions have been designed like bamboo shoots after a spring rain. The power devices of unmanned aerial vehicles, namely engines and propellers, have also appeared in various different models and matching methods. Since the power device directly affects the flight performance of the unmanned aerial vehicle, power matching is crucial, and there are also various power matching methods. For example, model airplanes that pursue speed and stunts generally have relatively large power, and unmanned aerial vehicles used for aerial survey require long endurance time, low power consumption, and stable performance. There are also various test methods for power devices. Generally, one or more power combinations are selected through calculation for actual flight comparison.

[0003] After retrieval, a patent with the authorized announcement number of CN220263078U in China discloses a test bench for unmanned aerial vehicles, including a fixed bench, a sliding bench, and an unmanned aerial vehicle mounting rack. The top of the sliding bench is located above the fixed bench, and the sliding bench is vertically slidably connected to the fixed bench. The unmanned aerial vehicle mounting rack is arranged on the top of the sliding bench, and the unmanned aerial vehicle mounting rack can freely offset and rotate relative to the sliding bench. When testing the unmanned aerial vehicle, the unmanned aerial vehicle is fixed on the unmanned aerial vehicle mounting rack. The sliding bench adapts to the ascending and descending tests of the unmanned aerial vehicle through vertical sliding with the fixed bench. The unmanned aerial vehicle mounting rack adapts to the tilt test of the unmanned aerial vehicle through free offset with the sliding bench. The unmanned aerial vehicle mounting rack adapts to the steering test of the unmanned aerial vehicle through rotation with the sliding bench. The following deficiencies exist in the above patent: the lack of simulation of the external environment leads to inaccurate test and calibration results. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose an integrated test and calibration platform for unmanned aerial vehicles.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] An integrated test and calibration platform for unmanned aerial vehicles, including a test bench. On one side of the outer wall of the top of the test bench, a moving rack is arranged, and a wind tunnel device is fixedly connected to the outer wall of the moving rack. On both ends of the other side of the test bench, side plates are arranged. A distance adjusting mechanism is arranged between the side plates and the wind tunnel device. A connecting plate is arranged on the outer wall of the side plate. A height adjusting mechanism is arranged between the connecting plate and the side plate. A bearing plate is arranged between both ends of the connecting plate. An active connection mechanism is arranged between the bearing plate and the connecting plate. An inclination adjusting mechanism is arranged at the bottom of the connecting plate. Limit fixing mechanisms are arranged at both ends of the outer wall of the top of the bearing plate.

[0007] Preferably, the distance adjustment mechanism includes a third slider and a third motor. Third chutes are provided at both ends of the outer wall of the top of the test bench. The third sliders are respectively slidably connected to both sides of the inner wall of the third chutes. The third sliders are threadedly connected to a second bidirectional threaded screw rod. The tops of the third sliders are respectively fixedly connected to the moving frame and the side plate. The second bidirectional threaded screw rod is fixedly connected to the third motor, and the third motor is fixedly connected to the test bench.

[0008] Preferably, the height adjustment mechanism includes a first slider and a threaded screw rod. A first chute is provided on the outer wall of the side plate. The first slider is slidably connected to the first chute. The first slider is threadedly connected to the threaded screw rod. The top of the threaded screw rod is fixedly connected to a first motor, and the first motor is fixedly connected to the side plate. The first slider is fixedly connected to the connecting plate.

[0009] Preferably, the movable connection mechanism includes a bracket and a spring. One end of the bracket is rotatably connected to the bearing plate. Both ends of the spring are respectively fixedly connected to the connecting plate and the bracket.

[0010] Preferably, the tilt adjustment mechanism includes an electric push rod and a movable block. A movable groove is provided at the bottom of the connecting plate. The movable block is slidably connected to the movable groove. The bottom of the movable block is rotatably connected to the electric push rod. The bottom of the electric push rod is fixedly connected to a fixed plate, and the fixed plate is fixedly connected to the first slider.

[0011] Preferably, the limit fixing mechanism includes a vertical rod and a mechanical claw. A connecting member is provided on the outer wall of the vertical rod. A bolt is threadedly connected to the outer wall of the connecting member. The mechanical claw is fixedly connected to the connecting member.

[0012] Preferably, second chutes are provided at both ends of the inner wall of the top of the bearing plate. Second sliders are respectively slidably connected to both ends of the inner wall of the second chutes. The tops of the second sliders are fixedly connected to the vertical rod. A first bidirectional threaded screw rod is threadedly connected to the outer wall of the second sliders. One end of the first bidirectional threaded screw rod is fixedly connected to a second motor, and the second motor is fixedly connected to the bearing plate.

[0013] The beneficial effects of the present utility model are as follows:

[0014] 1. The limit fixing mechanism on the top of the bearing plate can limit and fix the drone. The wind tunnel device on the outer wall of the moving frame can conduct a simulated external wind tunnel test from one side of the drone, enabling the drone to conduct comprehensive tests and calibrations in a strong airflow environment. The distance adjustment mechanism between the moving frame and the side plate can control the distance between the drone and the wind tunnel device, thereby adjusting the size and strength of the test airflow;

[0015] 2. The height of the bearing plate and the drone can be adjusted by the height adjustment mechanism between the set connecting plate and the side plate, so that the test height can be adjusted. By setting the movable connection mechanism, the bearing plate can have the ability to adjust left and right inclination and vibration, so that tests can be carried out at different left and right inclination angles and vibrations. By setting the inclination adjustment mechanism, the bearing plate and the drone can have the ability to adjust back and forth, so that tests can be carried out at different front and back inclination angles. Description of the Drawings

[0016] Figure 1 It is a schematic diagram of the main structure of a proposed integrated test and calibration platform for drones;

[0017] Figure 2 It is a schematic diagram of the partial main structure of a proposed integrated test and calibration platform for drones;

[0018] Figure 3 It is a schematic diagram of the main structure of the back of a proposed integrated test and calibration platform for drones;

[0019] Figure 4 It is a schematic diagram of the main structure of the inclination adjustment mechanism of a proposed integrated test and calibration platform for drones.

[0020] In the drawings: 1, test bench; 2, bearing plate; 3, bracket; 4, spring; 5, connecting plate; 6, first slider; 7, threaded lead screw; 8, first chute; 9, first motor; 10, moving frame; 11, side plate; 12, bolt; 13, second motor; 14, second chute; 15, second slider; 16, first double-threaded lead screw; 17, mechanical claw; 18, connecting piece; 19, vertical rod; 20, wind tunnel equipment; 21, third motor; 22, third slider; 23, third chute; 24, second double-threaded lead screw; 25, movable slot; 26, movable block; 27, fixing plate; 28, electric push rod. Detailed Embodiment

[0021] The embodiments of the present patent will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present patent and should not be construed as a limitation of the present patent.

[0022] In the description of this patent, it should be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to this patent.

[0023] Referring to Figures 1-4 , an integrated test and calibration platform for an unmanned aerial vehicle, comprising a test bench 1. On one side of the outer wall of the top of the test bench 1, a moving frame 10 is provided. A wind tunnel device 20 is fixedly connected to the outer wall of the moving frame 10. At both ends of the other side of the test bench 1, side plates 11 are provided. A distance adjustment mechanism is provided between the side plates 11 and the wind tunnel device 20. A connecting plate 5 is provided on the outer wall of the side plate 11. A height adjustment mechanism is provided between the connecting plate 5 and the side plate 11. A bearing plate 2 is provided between both ends of the connecting plate 5. An active connection mechanism is provided between the bearing plate 2 and the connecting plate 5. An inclination adjustment mechanism is provided at the bottom of the connecting plate 5. Limiting and fixing mechanisms are provided at both ends of the outer wall of the top of the bearing plate 2. The unmanned aerial vehicle can be limited and fixed by the limiting and fixing mechanisms provided at the top of the bearing plate 2. The wind tunnel device 20 provided on the outer wall of the moving frame 10 can simulate an external wind tunnel test from one side of the unmanned aerial vehicle, enabling the unmanned aerial vehicle to conduct comprehensive tests and calibrations in a strong airflow environment. By providing a distance adjustment mechanism between the moving frame 10 and the side plates 11, the distance between the unmanned aerial vehicle and the wind tunnel device 20 can be controlled, thereby adjusting the magnitude and strength of the test airflow.

[0024] Meanwhile, the distance adjustment mechanism includes a third slider 22 and a third motor 21. Third chutes 23 are provided at both ends of the outer wall of the top of the test bench 1. The third sliders 22 are respectively slidably connected to both sides of the inner wall of the third chutes 23. The third sliders 22 are threadedly connected to a second double-threaded screw rod 24. The tops of the third sliders 22 are respectively fixedly connected to the moving frame 10 and the side plate 11. The second double-threaded screw rod 24 is fixedly connected to the third motor 21, and the third motor 21 is fixedly connected to the test bench 1. By providing the distance adjustment mechanism between the moving frame 10 and the side plate 11, the distance between the drone and the wind tunnel device 20 can be controlled, thereby adjusting the size and strength of the test airflow. The height adjustment mechanism includes a first slider 6 and a screw rod 7. A first chute 8 is provided on the outer wall of the side plate 11. The first slider 6 is slidably connected to the first chute 8. The first slider 6 is threadedly connected to the screw rod 7. The top of the screw rod 7 is fixedly connected to a first motor 9, and the first motor 9 is fixedly connected to the side plate 11. The first slider 6 is fixedly connected to the connecting plate 5. By providing the height adjustment mechanism between the connecting plate 5 and the side plate 11, the height of the bearing plate 2 and its drone can be adjusted, thereby adjusting the test height. The movable connection mechanism includes a bracket 3 and a spring 4. One end of the bracket 3 is rotatably connected to the bearing plate 2. Both ends of the spring 4 are respectively fixedly connected to the connecting plate 5 and the bracket 3. By providing the movable connection mechanism, the bearing plate 2 can have the ability to adjust left and right inclination and vibration, so that tests can be carried out at different left and right inclination angles and vibrations. The inclination adjustment mechanism includes an electric push rod 28 and a movable block 26. A movable slot 25 is provided at the bottom of the connecting plate 5. The movable block 26 is slidably connected to the movable slot 25. The bottom of the movable block 26 is rotatably connected to the electric push rod 28. The bottom of the electric push rod 28 is fixedly connected to a fixed plate 27, and the fixed plate 27 is fixedly connected to the first slider 6. By providing the inclination adjustment mechanism, the bearing plate 2 and its drone can have the ability to adjust front and back, so that tests can be carried out at different front and back inclination angles. The limit fixing mechanism includes a vertical rod 19 and a mechanical claw 17. A connecting member 18 is provided on the outer wall of the vertical rod 19. A bolt 12 is threadedly connected to the outer wall of the connecting member 18. The mechanical claw 17 is fixedly connected to the connecting member 18. Second chutes 14 are provided on the top of the bearing plate 2. Second sliders 15 are slidably connected to both ends of the inner wall of the second chutes 14. The tops of the second sliders 15 are fixedly connected to the vertical rod 19. A first double-threaded screw rod 16 is threadedly connected to the outer wall of the second slider 15. One end of the first double-threaded screw rod 16 is fixedly connected to a second motor 13, and the second motor 13 is fixedly connected to the bearing plate 2. By providing the limit fixing mechanism on the top of the bearing plate 2, the drone can be limited and fixed.

[0025] Working principle: During use, the drone can be limited and fixed by the limiting and fixing mechanism on the top of the bearing plate 2. The wind tunnel device 20 on the outer wall of the moving frame 10 can conduct a simulated external wind tunnel test on one side of the drone, enabling the drone to conduct comprehensive tests and calibrations in a strong airflow environment. By setting the distance adjustment mechanism between the moving frame 10 and the side plate 11, the distance between the drone and the wind tunnel device 20 can be controlled, thereby adjusting the magnitude and strength of the test airflow.

[0026] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, making equivalent substitutions or changes should be covered within the protection scope of the present invention.

Claims

1. An integrated test and calibration station for an unmanned aerial vehicle, comprising a test bench (1), characterized in that, On one side of the outer wall of the top of the test bench (1), a moving frame (10) is provided. A wind tunnel device (20) is fixedly connected to the outer wall of the moving frame (10). On both ends of the other side of the test bench (1), side plates (11) are provided. A distance adjusting mechanism is provided between the side plates (11) and the wind tunnel device (20). A connecting plate (5) is provided on the outer wall of the side plate (11). A height adjusting mechanism is provided between the connecting plate (5) and the side plate (11). A bearing plate (2) is provided between both ends of the connecting plate (5). An active connection mechanism is provided between the bearing plate (2) and the connecting plate (5). An inclination adjusting mechanism is provided at the bottom of the connecting plate (5). Limiting and fixing mechanisms are provided at both ends of the outer wall of the top of the bearing plate (2).

2. The integrated test and calibration bench for an unmanned aerial vehicle according to claim 1, characterized in that, The distance adjusting mechanism includes a third slider (22) and a third motor (21). Third chutes (23) are provided at both ends of the outer wall of the top of the test bench (1). The third sliders (22) are respectively slidably connected to both sides of the inner wall of the third chutes (23). The third sliders (22) are threadedly connected to a second double-threaded lead screw (24). The tops of the third sliders (22) are respectively fixedly connected to the moving frame (10) and the side plate (11). The second double-threaded lead screw (24) is fixedly connected to the third motor (21). The third motor (21) is fixedly connected to the test bench (1).

3. The integrated test and calibration platform for an unmanned aerial vehicle according to claim 1, characterized in that, The height adjusting mechanism includes a first slider (6) and a lead screw (7). A first chute (8) is provided on the outer wall of the side plate (11). The first slider (6) is slidably connected to the first chute (8). The first slider (6) is threadedly connected to the lead screw (7). The top of the lead screw (7) is fixedly connected to a first motor (9). The first motor (9) is fixedly connected to the side plate (11). The first slider (6) is fixedly connected to the connecting plate (5).

4. The integrated test and calibration platform for an unmanned aerial vehicle according to claim 1, characterized in that, The active connection mechanism includes a bracket (3) and a spring (4). One end of the bracket (3) is rotatably connected to the bearing plate (2). Both ends of the spring (4) are respectively fixedly connected to the connecting plate (5) and the bracket (3).

5. The integrated test and calibration platform for an unmanned aerial vehicle according to claim 3, characterized in that The inclination adjusting mechanism includes an electric push rod (28) and a movable block (26). A movable slot (25) is provided at the bottom of the connecting plate (5). The movable block (26) is slidably connected to the movable slot (25). The bottom of the movable block (26) is rotatably connected to the electric push rod (28). The bottom of the electric push rod (28) is fixedly connected to a fixing plate (27). The fixing plate (27) is fixedly connected to the first slider (6).

6. The integrated test and calibration platform for an unmanned aerial vehicle according to claim 1, wherein, The limiting and fixing mechanism includes a vertical rod (19) and a mechanical claw (17). A connecting member (18) is provided on the outer wall of the vertical rod (19). A bolt (12) is threadedly connected to the outer wall of the connecting member (18). The mechanical claw (17) is fixedly connected to the connecting member (18).

7. The integrated test and calibration platform for an unmanned aerial vehicle according to claim 6, characterized in that, A second sliding groove (14) is formed in the top of the bearing plate (2). Both ends of the inner wall of the second sliding groove (14) are slidably connected with second sliding blocks (15). The tops of the second sliding blocks (15) are fixedly connected with the vertical rods (19). The outer walls of the second sliding blocks (15) are threadedly connected with a first bidirectional threaded lead screw (16). One end of the first bidirectional threaded lead screw (16) is fixedly connected with a second motor (13), and the second motor (13) is fixedly connected with the bearing plate (2).

Images