CN218839791U - Unmanned aerial vehicle load test device - Google Patents

Abstract

The utility model discloses an unmanned aerial vehicle load test device, including fixed plate, mounting panel and data memory, the left side fixed mounting on the positive surface of fixed plate has the controller, the fixed surface of controller installs wireless signal receiver, the counter weight has been placed at the top of fixed plate. The utility model discloses a counter weight, the link, the mount pad, the digital display push-and-pull dynamometer, the foam-rubber cushion, the bearer frame, the mounting panel, a controller, wireless transmitter, small-size battery, vibration sensor, inclination sensor, the connecting rod, a spring, the adapter sleeve, wireless receiver and data memory cooperation are used, the function that current load testing device did not possess buffer protection has been solved, receive the damage when unmanned aerial vehicle counter weight load and when descending easily, influence the follow-up test degree of accuracy, inclination value and vibration value when the while can not intelligent detection unmanned aerial vehicle operation, the problem of load testing device practicality has been reduced.

Description

An unmanned aerial vehicle load test device

technical field

The utility model relates to the technical field of unmanned aerial vehicle testing, in particular to an unmanned aerial vehicle load testing device.

Background technique

Unmanned aircraft, referred to as "unmanned aerial vehicle", is an unmanned aircraft controlled by radio remote control equipment and self-contained program control device, or is completely or intermittently operated autonomously by the on-board computer. According to the application field of the drone, It can be divided into military use and civilian use. For military use, drones are divided into reconnaissance aircraft and target drones. For civilian use, drones + industry applications are the real rigid needs of drones; in aerial photography, agriculture, plant protection, micro selfie, express delivery Applications in fields such as transportation, disaster rescue, observing wild animals, monitoring infectious diseases, surveying and mapping, news reports, power inspections, disaster relief, film and television shooting, creating romance, etc. have greatly expanded the use of drones themselves, and developed countries are also Actively expand industry applications and develop drone technology.

In the production and processing of UAVs, in order to ensure the stability of UAVs, a load test device will be used to detect the maximum load of UAVs, and finally the experimental results will be used as warning thresholds to prevent purchasers from overloading UAVs. Heavy and cause damage to the UAV, and the existing load test device does not have the function of buffer protection. When the UAV counterweights and loads and lands, it is easy to be damaged, which affects the accuracy of subsequent tests. At the same time, it cannot intelligently detect the operation of the UAV. The inclination value and vibration value reduce the practicability of the load testing device.

Utility model content

The purpose of this utility model is to provide a UAV load test device, which has the advantages of buffer protection and intelligent detection, and solves the problem that the existing load test device does not have the function of buffer protection. It is easy to be damaged, which affects the accuracy of subsequent tests. At the same time, it cannot intelligently detect the inclination value and vibration value when the drone is running, which reduces the practicality of the load test device.

In order to achieve the above object, the utility model provides the following technical solutions: a load test device for unmanned aerial vehicles, including a fixed plate, a mounting plate and a data storage, the left side of the front surface of the fixed plate is fixedly installed with a controller, the control A wireless signal receiver is fixedly installed on the surface of the device, a counterweight is placed on the top of the fixed plate, a connecting frame is welded on the top of the fixed plate, a buffer assembly is installed on the top of the connecting frame, and the buffer assembly A bearing frame is installed on the top of the bearing frame, the inner wall of the bearing frame is fixedly connected with a sponge pad, and the right side of the top of the fixing plate is fixedly installed with a mounting seat, and a digital display push-pull gauge is installed on the surface of the mounting seat through bearings. A small battery is fixedly installed on the left side of the top of the mounting plate, a vibration sensor is fixedly installed on the front side of the top of the mounting plate, an inclination sensor is fixedly installed on the rear side of the top of the mounting plate, and the top of the mounting plate is fixedly connected There is a protective frame, and a wireless signal transmitter is fixedly installed at the center of the top of the protective frame.

Preferably, fastening bolts are installed through the four corners of the top of the fixing plate, and the number of the counter weights is several, and they are evenly distributed on the bottom of the connecting frame.

Preferably, the digital display push-pull force gauge is electrically connected to the controller in two directions through wires, the data memory is fixedly mounted inside the controller, the output end of the controller is electrically connected to the input end of the data memory, and the The output end of the wireless signal receiver is electrically connected with the input end of the controller.

Preferably, the output ends of the small storage battery are electrically connected to the input ends of the vibration sensor, the inclination sensor and the wireless signal transmitter respectively, and the output ends of the vibration sensor and the inclination sensor are all electrically connected to the input ends of the wireless signal transmitter. connected, the output end of the wireless signal transmitter is signal-connected with the input end of the wireless signal receiver.

Preferably, the buffer assembly includes a connecting sleeve, the surface of the connecting sleeve is fixedly mounted on the surface of the connecting frame, the bottom of the inner cavity of the connecting sleeve is fixedly connected with a spring, and the top of the spring is fixedly installed with a connecting rod, The top of the connecting rod is fixedly connected with the bottom of the bearing frame.

Compared with the prior art, the beneficial effects of the utility model are as follows:

The utility model uses counterweight weights, connecting frames, mounting seats, digital display push-pull gauges, sponge pads, bearing frames, mounting plates, controllers, wireless signal transmitters, small batteries, vibration sensors, inclination sensors, connecting rods, Springs, connecting sleeves, wireless signal receivers and data memory are used in conjunction to solve the problem that the existing load test device does not have the function of buffer protection. When the UAV lands with a counterweight load, it is easy to be damaged, which affects the accuracy of subsequent tests. At the same time, it cannot intelligently detect the inclination value and vibration value when the drone is running, which reduces the practicality of the load test device.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram of the structure of the utility model;

Fig. 2 is a perspective view of a partial structure cutaway of the utility model;

Fig. 3 is a three-dimensional schematic diagram when the mounting plate of the present invention is separated from the protective frame;

Fig. 4 is a three-dimensional schematic diagram when the buffer assembly of the present invention is separated;

Fig. 5 is a schematic diagram of the utility model system.

In the figure: 1 fixed plate, 2 counterweight weight, 3 connecting frame, 4 mounting base, 5 digital push-pull gauge, 6 sponge pad, 7 bearing frame, 8 mounting plate, 9 controller, 10 wireless signal transmitter, 11 protective frame, 12 small battery, 13 vibration sensor, 14 inclination sensor, 15 buffer assembly, 151 connecting rod, 152 spring, 153 connecting sleeve, 16 wireless signal receiver, 17 data memory.

Detailed ways

Please refer to Fig. 1-Fig. 5, a kind of unmanned aerial vehicle load testing device, comprises fixed plate 1, mounting plate 8 and data memory 17, the left side of fixed plate 1 positive surface is fixedly installed with controller 9, the surface of controller 9 A wireless signal receiver 16 is fixedly installed, and a counterweight 2 is placed on the top of the fixed plate 1. By setting the counterweight 2, the UAV load can be flexibly counterweighted according to the number and type of hanging weights, and the fixed plate 1 is welded with a connecting frame 3, by setting the connecting frame 3, the fixed installation requirements of the connecting sleeve 153 can be met, the top of the connecting frame 3 is equipped with a buffer assembly 15, the top of the buffer assembly 15 is equipped with a bearing frame 7, and the bearing frame 7 The inner wall is fixedly connected with a sponge pad 6. By setting the sponge pad 6, the landing UAV can be buffered and protected. The right side of the top of the fixed plate 1 is fixed with a mounting seat 4. By setting the mounting seat 4, it can meet the requirements of the digital display. The push-pull gauge 5 needs stable installation, and can make the digital display push-pull gauge 5 rotate, the surface of the mounting base 4 is installed with the digital display push-pull gauge 5 through bearing activities, and the left side of the top of the mounting plate 8 is fixedly installed with a small battery 12. By setting the mounting plate 8, it can be fixedly installed on the drone with the assistance of peripheral bolts, so that the wireless signal transmitter 10, the vibration sensor 13 and the inclination sensor 14 move together with the drone, and the top of the mounting plate 8 A vibration sensor 13 is fixedly installed on the front side of the mounting plate 8, an inclination sensor 14 is fixedly installed on the rear side of the mounting plate 8 top, a protective frame 11 is fixedly connected to the top of the mounting plate 8, and a wireless signal transmitter is fixedly installed at the center of the protective frame 11 top. 10;

Fastening bolts are installed through the four corners of the top of the fixed plate 1, and there are several counterweights 2, which are evenly distributed on the bottom of the connecting frame 3;

The digital display push-pull force gauge 5 is electrically connected to the controller 9 through two-way wires, and the data memory 17 is fixedly embedded and installed inside the controller 9. By setting the data memory 17, the detection data can be stored, which is convenient for subsequent staff to view. The controller The output end of 9 is electrically connected with the input end of data memory 17, and the output end of wireless signal receiver 16 is electrically connected with the input end of controller 9;

The output end of small battery 12 is electrically connected with the input end of vibration sensor 13, inclination sensor 14 and wireless signal transmitter 10 respectively, and the output end of vibration sensor 13 and inclination sensor 14 is all electrically connected with the input end of wireless signal transmitter 10. Connect, the output terminal of wireless signal transmitter 10 is connected with the input terminal signal of wireless signal receiver 16, by arranging wireless signal transmitter 10 and wireless signal receiver 16, the signal detected by vibration sensor 13 and inclination sensor 14 can be remotely transmitted to controller 9;

The buffer assembly 15 includes a connecting sleeve 153, the surface of the connecting sleeve 153 is fixedly inlaid on the surface of the connecting frame 3, and the bottom of the inner cavity of the connecting sleeve 153 is fixedly connected with a spring 152. By setting the spring 152, the connecting rod 151 can be elastically supported. To play the role of secondary buffer protection, the top of the spring 152 is fixedly equipped with a connecting rod 151. By setting the connecting rod 151 and the connecting sleeve 153, the moving direction of the bearing frame 7 can be guided to avoid the random displacement of the bearing frame 7 and affect no one. In order to improve the landing stability of the machine, the top of the connecting rod 151 is fixedly connected with the bottom of the bearing frame 7;

The digital push-pull gauge 5 is a mechanical measuring instrument used for thrust and pull tests. It has a data output function and can input data into a computer through a data line for various analysis.

When in use, all components are in the initial state. With the assistance of peripheral bolts, the mounting plate 8 is fixedly installed on the drone. The staff can choose the tension test and counterweight test. When performing the tension test, pass the peripheral safety rope The UAV is fixedly connected to the detection end of the digital display push-pull gauge 5. When the drone is flying, the digital display push-pull gauge 5 can detect and generate an indication, and the corresponding signal is sent to the controller 9. When the configuration During heavy test, then select the counterweight weight 2 of suitable quantity and specification to hang on the unmanned aerial vehicle, in above-mentioned process, when unmanned aerial vehicle flies, the signal that vibration sensor 13 and inclination sensor 14 detects all passes wireless signal transmitter 10 It is transmitted to the wireless signal receiver 16, and finally transmitted to the controller 9, and the above-mentioned signals are all transmitted to the data memory 17 by the controller 9 for storage and backup. Carry out buffer protection to avoid scratching damage caused by the direct contact of the UAV with the bearing frame 7, and the weight and counterweight of the UAV will make the bearing frame 7 gradually move down, driving the connecting rod 151 to move down in the connecting sleeve 153, and the spring 152 Compressed to achieve secondary buffer protection.

To sum up: the UAV load test device, through the counterweight weight 2, the connecting frame 3, the mounting seat 4, the digital push-pull gauge 5, the sponge pad 6, the bearing frame 7, the mounting plate 8, and the controller 9 , wireless signal transmitter 10, small battery 12, vibration sensor 13, inclination sensor 14, connecting rod 151, spring 152, connecting sleeve 153, wireless signal receiver 16 and data memory 17 are used in conjunction to solve the existing load testing device It does not have the function of buffer protection, and it is easy to be damaged when the UAV lands with a counterweight load, which affects the accuracy of subsequent tests. At the same time, it cannot intelligently detect the inclination value and vibration value of the UAV during operation, which reduces the practicality of the load test device. question.

Claims (5)

1. A load testing device for an unmanned aerial vehicle, comprising a fixed plate (1), a mounting plate (8) and a data memory (17), is characterized in that: the left side of the front surface of the fixed plate (1) is fixedly installed with a control device (9), the surface of the controller (9) is fixedly installed with a wireless signal receiver (16), the top of the fixed plate (1) is placed with a counterweight (2), and the fixed plate (1 ) is welded with a connecting frame (3), the top of the connecting frame (3) is equipped with a buffer assembly (15), the top of the buffer assembly (15) is equipped with a bearing frame (7), and the bearing frame ( The inner wall of 7) is fixedly connected with a sponge pad (6), and the right side of the top of the fixed plate (1) is fixedly installed with a mounting seat (4), and the surface of the mounting seat (4) is equipped with a digital display push-pull through a bearing. Force gauge (5), the left side of the top of the mounting plate (8) is fixed with a small storage battery (12), the front side of the top of the mounting plate (8) is fixed with a vibration sensor (13), the mounting plate (8) The rear side of the top is fixedly equipped with an inclination sensor (14), the top of the mounting plate (8) is fixedly connected with a protective frame (11), and the center of the protective frame (11) top is fixedly installed with a wireless signal Launcher (10). 2. A kind of unmanned aerial vehicle load testing device according to claim 1, it is characterized in that: the four corners of the top of the fixed plate (1) are all penetrated with fastening bolts, and the counterweight weights (2) The number is several, and evenly distributed on the bottom of the connecting frame (3). 3. a kind of unmanned aerial vehicle load testing device according to claim 1, is characterized in that: described digital display push-pull gauge (5) and controller (9) are electrically connected bidirectionally by wire, and described data memory (17 ) is fixedly mounted inside the controller (9), the output end of the controller (9) is electrically connected to the input end of the data memory (17), and the output end of the wireless signal receiver (16) is connected to the controller The input end of (9) is electrically connected. 4. a kind of unmanned aerial vehicle load testing device according to claim 1, is characterized in that: the output terminal of described small storage battery (12) is respectively connected with vibration sensor (13), inclination sensor (14) and wireless signal transmitter The input end of (10) is electrically connected, and the output end of described vibration sensor (13) and inclination sensor (14) is all electrically connected with the input end of wireless signal transmitter (10), and described wireless signal transmitter (10) ) is connected with the input signal of the wireless signal receiver (16). 5. A kind of unmanned aerial vehicle load testing device according to claim 1, it is characterized in that: described buffer assembly (15) comprises connecting sleeve (153), and the surface of described connecting sleeve (153) is fixedly inlaid and installed on the connection The surface of the frame (3), the bottom of the inner cavity of the connecting sleeve (153) is fixedly connected with a spring (152), and the top of the spring (152) is fixedly installed with a connecting rod (151), and the connecting rod (151) The top of the top is fixedly connected with the bottom of the bearing frame (7).

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