A device for testing the stability of a drone

Abstract

The utility model relates to unmanned plane stability performance test technical field especially a kind of unmanned plane stability performance testing device, when this device simulates rainy weather to test unmanned plane, water pump will pump the water in water tank to the water spraying device at top, water is sprayed out by the water spraying hole of water spraying device, the hole plate is below water spraying device, test water can reenter water tank by the mesh of mesh plate, parking platform is equipped at the top of hole plate, for parking unmanned plane, prevent unmanned plane bottom from soaking in water, so that this device can cyclically utilize test water, observation device is equipped with camera in this device, observation device is made of transparent material, cleaning device is equipped at the side of observation device, start drive motor, can drive scraper to move up and down, scrape the water droplet attached on observation device, so that this device can clean the water droplet on the surface of observation device to prevent water droplet from affecting the observation of unmanned plane.

Description

Technical Field

[0001] This utility model relates to the field of unmanned aerial vehicle (UAV) stability performance testing technology, and in particular to a UAV stability performance testing device. Background Technology

[0002] Unmanned aerial vehicles (UAVs) are smaller than manned aircraft. A UAV stability performance testing device is a device used to test the stability of a UAV during flight. It can simulate weather conditions such as wind and rain to test the flight stability of UAVs in different weather conditions.

[0003] However, existing drone stability testing devices have the following problems: First, the drone stability testing device consumes a lot of water when simulating rainy weather, and this water will accumulate at the bottom of the testing device, which needs to be cleaned after the test, which is quite troublesome.

[0004] Secondly, when simulating rainy weather, the existing drone stability testing equipment may have water droplets attached to the internal camera, making it impossible to observe the drone's flight status and requiring retesting. Utility Model Content

[0005] To address the aforementioned problems in existing technologies, a device for testing the stability performance of unmanned aerial vehicles (UAVs) is provided. The specific technical solution is as follows: Design a UAV stability performance testing device, including a main body, a water tank, a water spray device, and an observation device. The main body is fixedly connected to a ventilation duct, and a simulated fan is fixedly connected to the center of the end of the ventilation duct away from the main body. The water tank is fixedly connected to the bottom of the main body. The interior of the water tank is hollow. A perforated plate is fixedly connected to the top of the water tank near the top of the main body. A landing platform is fixedly connected to the center of the top of the perforated plate. An inclined plate is fixedly connected inside the main body, and the observation device is fixedly connected to the center of the inclined plate.

[0006] Preferably, the observation device is equipped with a camera, which is fixedly connected to the inside of the inclined plate, and a cleaning device is provided on one side of the observation device, which is fixedly connected to the inclined plate.

[0007] Preferably, the cleaning device has a lead screw inside, the top of the lead screw is fixedly connected to the output shaft of the drive motor, the drive motor is fixedly connected inside the cleaning device, and the lead screw is threadedly connected to the drive block.

[0008] Preferably, the observation device has a scraper on the side away from the camera, the scraper is fixedly connected to the drive block, and the observation device is made of acrylic material.

[0009] Preferably, the top of the main body is connected to the water spraying device by a snap-fit ​​connection, the bottom of the water spraying device is provided with water spray holes arranged at equal intervals, the top of the water spraying device is fixedly connected to the water pump output port, the water pump input port is fixedly connected to the water tank, and the water pump is fixedly connected to the ventilation duct.

[0010] The above technical solution has the following advantages or beneficial effects: 1. When this device simulates rainy weather to test drones, the water pump will draw water from the water tank to the top spray device, and spray the water out through the spray nozzles of the spray device. Below the spray device is a perforated plate, and the test water can re-enter the water tank through the mesh of the perforated plate. The top of the perforated plate is equipped with a parking platform for parking drones to prevent the bottom of the drones from being submerged in water, so that this device can recycle the test water.

[0011] 2. The observation device of this device is equipped with a camera. The observation device is made of transparent material. A cleaning device is located on one side of the observation device. When the drive motor is started, the scraper moves up and down to scrape off the water droplets attached to the observation device. This device can clean the water droplets on the surface of the observation device to prevent the water droplets from affecting the observation of the drone. Attached Figure Description

[0012] Embodiments of the present invention will be described more fully with reference to the accompanying drawings. However, the accompanying drawings are for illustration and explanation only and do not constitute a limitation on the scope of the present invention.

[0013] Figure 1 This is a schematic diagram of the structure of a UAV stability performance testing device proposed in this utility model; Figure 2 This is an exploded view of the structure of a UAV stability performance testing device proposed in this utility model; Figure 3 This is an exploded view of the structure of the observation device for testing the stability performance of a UAV proposed in this utility model; Figure 4 This is a schematic diagram of the water spray device of a drone stability performance testing device proposed in this utility model.

[0014] Figure 5 This is an exploded view of the main structure of a UAV stability performance testing device proposed in this utility model.

[0015] Figure 6 This utility model proposes a device for testing the stability performance of unmanned aerial vehicles (UAVs). Figure 5 A magnified view of part A.

[0016] The above reference numerals indicate: 1. Main body; 101. Ventilation duct; 102. Simulated fan; 103. Inclined plate; 2. Water tank; 201. Perforated plate; 202. Parking platform; 3. Water spray device; 301. Water pump; 302. Water spray hole; 4. Observation device; 401. Camera; 402. Cleaning device; 403. Drive motor; 404. Lead screw; 405. Drive block; 406. Scraper. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0018] It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0019] The present invention will be further described below with reference to the accompanying drawings and specific embodiments, but this is not intended to limit the present invention.

[0020] Reference Figure 1-6 A drone stability performance testing device includes a main body 1, a water tank 2, a water spray device 3, and an observation device 4. The main body 1 is fixedly connected to a ventilation duct 101, and a simulated fan 102 is fixedly connected to the center of the end of the ventilation duct 101 away from the main body 1. The water tank 2 is fixedly connected to the bottom of the main body 1. The interior of the water tank 2 is hollow. A perforated plate 201 is fixedly connected to the top of the water tank 2 near the top of the main body 1. A landing platform 202 is fixedly connected to the center of the top of the perforated plate 201. An inclined plate 103 is fixedly connected inside the main body 1. The observation device 4 is fixedly connected to the center of the inclined plate 103. This device needs to be connected to an external power source to supply power to the electrical equipment of this device. This device also needs to be connected to an external computer to control each electrical device and analyze the data collected by the camera 401. A simulated fan 102 is provided on one side of the ventilation duct 101, which can be used to simulate windy weather. The device is provided with simulated fans 102 on all four sides, which can simulate wind in four directions.

[0021] Furthermore, the observation device 4 is equipped with a camera 401, which is fixedly connected to the inside of the inclined plate 103. A cleaning device 402 is provided on one side of the observation device 4, which is fixedly connected to the inclined plate 103. The camera 401 is used to observe the flight status of the UAV inside the main body 1.

[0022] Furthermore, the cleaning device 402 is equipped with a lead screw 404 inside, the top of the lead screw 404 is fixedly connected to the output shaft of the drive motor 403, the drive motor 403 is fixedly connected inside the cleaning device 402, and the lead screw 404 is threadedly connected to the drive block 405. Starting the drive motor 403 will drive the lead screw 404 to rotate, and the lead screw 404 can drive the drive block 405 to move up and down.

[0023] Furthermore, a scraper 406 is provided on the side of the observation device 4 away from the camera 401. The scraper 406 is fixedly connected to the drive block 405. The observation device 4 is made of acrylic material. The drive block 405 can move up and down to drive the scraper 406 to clean the water droplets on the observation device 4.

[0024] Furthermore, the top of the main body 1 is connected to the water spray device 3 by a snap-fit ​​connection. The bottom of the water spray device 3 is provided with water spray holes 302 arranged at equal intervals. The top of the water spray device 3 is fixedly connected to the output port of the water pump 301, the input port of the water pump 301 is fixedly connected to the water tank 2, and the water pump 301 is fixedly connected to the ventilation duct 101. The water spray device 3 is connected by a snap-fit ​​connection to make it easy to disassemble and convenient to take out the drone or put it into the main body 1. The water spray device 3 is connected to the water pump 301 through a flexible water pipe, and the input port of the water pump 301 is connected to the water tank 2 through a flexible water pipe.

[0025] Working principle: When this device simulates rainy weather to test the drone, the water pump 301 draws water from the water tank 2 to the top spray device 3, and sprays the water out through the spray holes 302 of the spray device 3. Below the spray device 3 is a perforated plate 201, and the test water can re-enter the water tank 2 through the mesh of the perforated plate. The top of the perforated plate 201 is equipped with a parking platform 202 for parking the drone and preventing the bottom of the drone from being submerged in water, so that this device can recycle the test water. The observation device 4 of this device is equipped with a camera 401. The observation device 4 is made of transparent material. A cleaning device 402 is provided on one side of the observation device 4. When the drive motor 403 is started, the scraper 406 can be moved up and down to scrape off the water droplets attached to the observation device 4, so that this device can clean the water droplets on the surface of the observation device 4 and prevent the water droplets from affecting the observation of the drone.

[0026] The above description is only a preferred embodiment of the present utility model and does not limit the implementation method and protection scope of the present utility model. Those skilled in the art should realize that all solutions obtained by equivalent substitutions and obvious changes made based on the description and illustrations of the present utility model should be included within the protection scope of the present utility model.

Claims

1. An unmanned aerial vehicle stability performance testing device, characterized in that: The device includes a main body (1), a water tank (2), a water spray device (3), and an observation device (4). The main body (1) is fixedly connected to a ventilation duct (101). A simulated fan (102) is fixedly connected to the center of one end of the ventilation duct (101) away from the main body (1). The water tank (2) is fixedly connected to the bottom of the main body (1). The water tank (2) is hollow inside. A perforated plate (201) is fixedly connected to the top of the water tank (2) near the main body (1). A parking platform (202) is fixedly connected to the center of the top of the perforated plate (201). An inclined plate (103) is fixedly connected inside the main body (1). The observation device (4) is fixedly connected to the center of the inclined plate (103). 2.The UAV stability performance testing device of claim 1, wherein: The observation device (4) is equipped with a camera (401), which is fixedly connected to the inside of the inclined plate (103). A cleaning device (402) is provided on one side of the observation device (4), which is fixedly connected to the inclined plate (103). 3.The UAV stability performance testing device of claim 2, wherein: The cleaning device (402) is equipped with a lead screw (404) inside. The top of the lead screw (404) is fixedly connected to the output shaft of the drive motor (403). The drive motor (403) is fixedly connected inside the cleaning device (402). The lead screw (404) is threadedly connected to the drive block (405).

4. The unmanned aerial vehicle stability performance testing device according to claim 3, wherein: The observation device (4) has a scraper (406) on the side away from the camera (401), the scraper (406) is fixedly connected to the drive block (405), and the observation device (4) is made of acrylic material.

5. The unmanned aerial vehicle stability performance testing device according to claim 1, wherein: The main body (1) is connected to the water spraying device (3) by a snap-fit ​​at the top. The bottom of the water spraying device (3) is provided with water spraying holes (302) arranged at equal intervals. The top of the water spraying device (3) is fixedly connected to the output port of the water pump (301). The input port of the water pump (301) is fixedly connected to the water tank (2). The water pump (301) is fixedly connected to the ventilation duct (101).

Images