WO2017219202A1

WO2017219202A1 - Unmanned aerial vehicle

Info

Publication number: WO2017219202A1
Application number: PCT/CN2016/086400
Authority: WO
Inventors: 李珂悦
Original assignee: 李珂悦
Priority date: 2016-06-20
Filing date: 2016-06-20
Publication date: 2017-12-28

Abstract

An unmanned aerial vehicle (100) comprising an unmanned aerial vehicle main unit (1), multiple rotors (2), a photographing device (4), and a parachute (6). The unmanned aerial vehicle main unit (1) is connected to the rotors (2) and to the photographing device (4). The photographing device (4) is arranged below the unmanned aerial vehicle main unit (1). The parachute (6) is arranged above the unmanned aerial vehicle main unit (1). The rotors (2) provide the unmanned aerial vehicle (100) with power for flight so as to allow the unmanned aerial vehicle (100) to be airborne. The unmanned aerial vehicle main unit (1) is used for controlling, on the basis of an initial target image, the photographing device (4) to aerially track a target and to photograph real-time images of same. The unmanned aerial vehicle main unit (1) also is used for controlling the parachute (6) to be deployed when the unmanned aerial vehicle (100) is in a state of falling. The unmanned aerial vehicle (100) is capable of tracking the target in real-time and photographing the target in real-time, thus increasing the photographing efficiency of the unmanned aerial vehicle (100), and the parachute (6) is deployed when the unmanned aerial vehicle (100) is in the state of falling, thus increasing safety.

Description

Unmanned aerial vehicle

Technical field

The invention relates to the field of flight technology, and in particular to an unmanned aerial vehicle.

Background technique

An unmanned aerial vehicle is an unmanned aerial vehicle that is operated by a radio remote control device or its own program control device. Unmanned aerial vehicles are divided into large unmanned aerial vehicles and small unmanned aerial vehicles. According to their functions, they can be divided into military and civilian. When the existing unmanned aerial vehicle is tracking and shooting the target, the flying hand manually controls the unmanned aerial vehicle, which is not only inefficient, the captured image is blurred and not coherent, and the manual operation is easy to cause a safety hazard. Further, when the UAV is in a falling state, it is dangerous to drop directly to the ground.

Summary of the invention

The main object of the present invention is to provide an unmanned aerial vehicle, which aims to solve the technical defect that the existing unmanned aerial vehicle cannot track the target for shooting and when there is no protective measure in the falling state.

To achieve the above object, an unmanned aerial vehicle includes an unmanned aerial vehicle main body, a plurality of rotors, a photographing device, and a parachute, and the unmanned aerial vehicle main body is coupled to the rotor and the photographing device, and the photographing device Provided at a lower position of the UAV mainframe, the parachute being provided with an upper position of the UAV main engine, wherein: the rotor provides flight power to the UAV to make the UAV in the air Flying; the UAV host is configured to control the camera to track a real-time image of the target in the air according to an initial target image; the UAV host is further configured to: when the UAV is in a falling state, Controlling the parachute to open.

Compared with the prior art, the invention can track the target in real time, and shoot the target in real time, improve the shooting efficiency of the unmanned aerial vehicle, avoid the manual control of the unmanned aerial vehicle tracking target by the flying hand, and reduce the flying hand control. The difficulty of the aircraft, and when the UAV is in a fall state, Open the parachute to avoid the danger of the UAV falling directly to the ground and improve safety.

DRAWINGS

Figure 1 is a schematic view showing the structure of a preferred embodiment of the unmanned aerial vehicle of the present invention;

Figure 2 is a schematic view showing a preferred embodiment of the parachute in the use state of the unmanned aerial vehicle of the present invention;

3 is a schematic diagram showing the internal structure of a preferred embodiment of an unmanned aerial vehicle main unit in the unmanned aerial vehicle of the present invention.

The object, features, and advantages of the invention will be further described in conjunction with the embodiments.

detailed description

The specific embodiments, structures, features and functions of the present invention are described in detail below with reference to the accompanying drawings and preferred embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in Fig. 1, Fig. 1 is a schematic structural view of a preferred embodiment of the unmanned aerial vehicle of the present invention. In the present embodiment, the unmanned aerial vehicle includes, but is not limited to, an unmanned aerial vehicle main body 1, a plurality of rotors 2 (for example, four rotors), a plurality of tripods 3 (for example, two tripods), and photographing Device 4 and parachute 6.

The UAV main engine 1 is connected to the rotor 2, the stand 3 and the imaging device 4. Specifically, the stand 3 and the imaging device 4 are disposed below the UAV main unit 1. A connecting rod (not labeled) is disposed between the photographing device 4 and the UAV host 1. The parachute 6 is provided with an upper position of the UAV main engine 1.

The rotor 2 provides flight power to the unmanned aerial vehicle.

The stand 3 is used to provide support for the UAV to dock on the ground.

Each rotor 2 includes a support arm 20, a motor 22, and a propeller 24 that is driven by a motor 22. One end of the support arm 20 is connected to the UAV main body 1 , the other end of the support arm 20 is fixed to the motor 22 , and the propeller 24 is disposed above the motor 22 .

The photographing device 4 is used to track a live image of a photographing target in the air. The target refers to a person Body or specific object (for example, car, football field, etc.).

The parachute 6 is used to open when the UAV 100 loses control of the fall. a compression spring (not shown) is disposed in the parachute 6, and the compression spring is connected to the UAV main body 1 for controlling the compression spring to be loosened, so that the The parachute 6 is open.

The UAV host 1 is configured to control the photographing device 4 to track a real-time image of the target in the air according to the initial target image.

The UAV main engine 1 is also used to control the opening of the parachute 6 when the UAV 100 is dropped to prevent the UAV 100 from falling to the ground.

The unmanned aerial vehicle is a small unmanned aerial vehicle operated by a radio remote control device or a self-program control device, such as a small unmanned aerial vehicle such as an unmanned fixed wing aircraft, an unmanned multi-rotor aircraft, and an unmanned wing aircraft.

The UAV also includes a battery 5 that is coupled to the UAV host 1 to provide power to the UAV host 1. Furthermore, the battery 5 is also connected to the rotor 2 to provide power to the rotor 2.

The battery 5 can be mounted inside or outside the UAV main unit 1. In other embodiments, the electricity 5 may also be disposed on the support arm 20 on which the rotor 2 is disposed. The battery may be, but not limited to, a rechargeable battery (eg, a lithium ion battery) or the like.

As shown in Fig. 2, Fig. 2 is a schematic view showing the internal structure of a preferred embodiment of the unmanned aerial vehicle main unit 1 in the unmanned aerial vehicle of the present invention. In the present embodiment, the UAV host 1 includes, but is not limited to, a target setting unit 202, a flight control unit 203, a communication unit 204, and an acceleration detecting unit 205. The UAV host 1 is also connected to the imaging device 4, the battery 5, and the parachute.

The target setting unit 202 is configured to set an initial target image. Specifically, the target setting unit 202 controls the photographing device 4 to take an initial image taken by an aiming target (for example, a human body or a specific object), which is an initial target image, before starting aerial photography.

The flight control unit 203 controls the unmanned aerial vehicle to track the target in real time in the air according to the initial target image and perform real-time shooting of the target through the photographing device 4.

The communication unit 204 is a wireless communication interface with remote wireless communication function, for example, a communication interface supporting communication technologies such as GSM, GPRS, CDMA, WiMAX, FDD-LTE, TD-LTE, and the display with the remote end. The terminal (not shown) performs wireless communication. The pass The unit 204 transmits the real-time image of the target to the remote display terminal and displays it on the display terminal.

The acceleration detecting unit 205 is configured to monitor the acceleration of the unmanned aerial vehicle 100 in real time.

The flight control unit 203 is further configured to determine whether the UAV 100 is in a falling state according to the acceleration of the UAV 100, and control the Parachute 6 to open if the UAV 100 is in a falling state. Specifically, the fall state refers to a state when the acceleration of the unmanned aerial vehicle is gravity acceleration. That is, when the acceleration of the unmanned aerial vehicle is gravitational acceleration, the unmanned aerial vehicle 100 is in a falling state when it is at a gravitational acceleration.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and equivalent structural or equivalent functional changes made by the description of the present invention and the accompanying drawings may be directly or indirectly applied to other related technical fields. The same is included in the scope of patent protection of the present invention.

Claims

An unmanned aerial vehicle, characterized in that the unmanned aerial vehicle comprises an unmanned aerial vehicle main body, a plurality of rotors, a photographing device and a parachute, and the unmanned aerial vehicle main body is connected with the rotor and the photographing device, and the photographing device is arranged In a lower position of the UAV host, the parachute is disposed above the UAV host, wherein:

The rotor provides flight power to the unmanned aerial vehicle to cause the unmanned aerial vehicle to fly in the air;

The UAV host is configured to control the camera to track a real-time image of the shooting target in the air according to the initial target image; and

The UAV mainframe is further configured to control the parachute to open when the UAV is in a falling state.
The UAV according to claim 1, wherein said UAV host comprises a target setting unit, a flight control unit, a communication unit, and an acceleration detecting unit, and said flight control unit is further associated with said photographing device and a parachute Connected, where:

The target setting unit is configured to set an initial target image;

The flight control unit is configured to control, according to the initial target image, an unmanned aerial vehicle to track a target in real time in the air and perform real-time shooting on the target by using the photographing device;

The acceleration detecting unit is configured to detect an acceleration of the unmanned aerial vehicle;

The flight control unit is further configured to control the parachute to open when the acceleration of the unmanned aerial vehicle is a gravitational acceleration; and

The communication unit transmits a real-time image of the target to a display terminal of the remote end for display.
The UAV according to claim 1, wherein a compression spring is disposed in the parachute, the compression spring is coupled to the UAV main body, and the UAV main body is used to control the compression spring loose Open to open the parachute.
The UAV of claim 1 wherein each rotor comprises a support arm, a motor and a propeller driven by a motor.
The UAV according to claim 4, wherein one end of the support arm is coupled to the UAV main body, and the other end of the support arm fixes the motor, and the propeller is disposed at the motor Above.
The UAV according to claim 1, wherein said UAV is provided with a plurality of tripods, said tripods being disposed below said UAV mainframe.
The UAV according to claim 1, wherein the fall state refers to a state when the acceleration of the unmanned aerial vehicle is gravity acceleration.