Drone detection system based on radar scanning and visual coverage

Abstract

The invention discloses a drone detection system based on radar scanning and visual coverage, comprising a drone body, a detection radar and a visual detection device at the bottom of the drone body, the detection radar and the visual detection device are both connected to the flight control system of the drone body, and the left and right sides of the drone body are respectively provided with pneumatic buffer racks, which are controlled by the flight control system. The drone detection system based on radar scanning and visual coverage provided by the invention integrates radar scanning detection and high-altitude camera detection, and has a good detection effect.

Description

Technical Field

[0001] The present invention belongs to the technical field of unmanned aerial vehicle detection, and in particular relates to a unmanned aerial vehicle detection system based on radar scanning and visual coverage. Background Art

[0002] Existing drone detection equipment has the following defects:

[0003] 1. The coverage of high-altitude video detection is limited. Although some use rotatable cameras, it is easy to miss detection;

[0004] Second, the bracket for the drone landing uses elastic buffering, which is prone to vibration, large loss and high cost. Summary of the invention

[0005] Purpose of the invention: In order to overcome the deficiencies in the prior art, the present invention provides a drone detection system based on radar scanning and visual coverage, which integrates radar scanning detection and high-altitude camera detection, and has a good detection effect.

[0006] Technical solution: To achieve the above-mentioned purpose, the drone detection system based on radar scanning and visual coverage of the present invention includes a drone body, and the bottom of the drone body is provided with a detection radar and a visual detection device, the detection radar and the visual detection device are both connected to the flight control system of the drone body, and the left and right sides of the drone body are respectively provided with pneumatic buffer racks, and the pneumatic buffer racks are controlled by the flight control system.

[0007] Furthermore, the visual detection device includes two cameras and an electric circular guide rail, and the cameras and the electric circular guide rail are both connected to the flight control system of the drone body;

[0008] The electric circular guide rail is installed at the bottom of the drone body, one of the cameras is located at the center of the electric circular guide rail, with its lens facing vertically downward, and the other camera is installed on the electric circular guide rail, with its lens facing the outside of the electric circular guide rail and tilted downward.

[0009] Furthermore, the pneumatic buffer frame includes a support rod, and a turntable and an air box connected to both ends of the support rod; the turntable is vertically arranged, the support rod and the turntable are in the same plane, the support rod is perpendicular to the air box, and the rotation of the turntable drives the support rod and the air box to rotate synchronously; the air box has a conical support jet, and the small port of the conical support jet is connected to the air box. When the drone body is in a landing state, buffering is achieved by the gas ejected downward from the conical support jet and support is provided by the conical support jet.

[0010] Furthermore, the pneumatic buffer frame also includes a mounting plate, a vertical bearing seat, a servo motor and an electric push rod; the vertical bearing seat is installed on the side of the UAV body through the mounting plate, the turntable is rotatably arranged on the vertical bearing seat and driven to rotate by the servo motor, and the electric push rod is horizontally installed on the mounting plate facing the turntable; the turntable has positioning through holes with both ends penetrating the side and passing through the center, one end of the positioning through hole is a flight positioning port, and the other end of the positioning through hole is a landing positioning port, and the electric push rod is inserted into the flight positioning port or the landing positioning port.

[0011] Furthermore, the pneumatic buffer frame also includes an air pump, and the air pump supplies air to the air box.

[0012] Furthermore, the servo motor, the electric push rod and the air pump are all controlled by the flight control system of the drone body.

[0013] Beneficial effects: The drone detection system based on radar scanning and visual coverage of the present invention has the following beneficial effects:

[0014] 1) The drone of the present invention can perform both radar scanning detection and high-altitude video detection, with full coverage and good detection effect, and is suitable for large-scale promotion;

[0015] 2) The pneumatic buffer frame of the present invention has high flexibility, does not affect high-altitude camera detection during flight, and can also perform good pneumatic buffering during landing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Attached Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0017] Attached Figure 2 The structure diagram of the pneumatic buffer rack Figure 1 ;

[0018] Attached Figure 3 The structure diagram of the pneumatic buffer rack Figure 2 . DETAILED DESCRIPTION

[0019] The present invention will be further described below in conjunction with the accompanying drawings.

[0020] As attached Figure 1As shown, the drone detection system based on radar scanning and visual coverage includes a drone body 1, the bottom of the drone body 1 has a detection radar 2 and a visual detection device 3, the detection radar 2 and the visual detection device 3 are connected to the flight control system of the drone body 1, and the left and right sides of the drone body 1 are respectively provided with pneumatic buffer racks 4, and the pneumatic buffer racks 4 are controlled by the flight control system. The drone of the present invention can perform radar scanning detection and high-altitude video detection, with full coverage and good detection effect; in addition, the pneumatic buffer rack 4 is highly flexible, does not affect high-altitude video detection during flight, and can also perform good pneumatic buffering when landing.

[0021] More specifically, the visual detection device 3 includes two cameras 31 and an electric circular guide 32, and the cameras 31 and the electric circular guide 32 are both connected to the flight control system of the drone body 1. It is worth noting that the electric circular guide 32 is installed at the bottom of the drone body 1, one of the cameras 31 is located at the center of the electric circular guide 32, and its lens is vertically facing downward, and the other camera 31 is installed on the electric circular guide 32, and its lens is facing the outside of the electric circular guide 32 and tilted downward, which saves costs and greatly improves the image capture range, thereby expanding the visual coverage detection range.

[0022] As attached Figure 2 and attached Figure 3 As shown, the pneumatic buffer frame 4 includes a support rod 41, and a turntable 42 and an air box 43 connected to both ends of the support rod 41; the pneumatic buffer frame 4 also includes an air pump 48, and the air pump 48 supplies air to the air box 43; the turntable 42 is vertically arranged, the support rod 41 and the turntable 42 are in the same plane, the support rod 41 and the air box 43 are perpendicular, and the rotation of the turntable 42 drives the support rod 41 and the air box 43 to rotate synchronously; the air box 43 has a conical support jet 44, and the small port of the conical support jet 44 is connected to the air box 43. When the drone body 1 is in the landing state, the gas ejected downward from the conical support jet 44 is used to achieve buffering and is supported by the conical support jet 44. Compared with the existing spring elastic buffer, the pneumatic reverse thrust form is used for landing buffering, which has good buffering effect, long service life, and is relatively stable.

[0023] The pneumatic buffer frame 4 of the present invention also includes a mounting plate 44, a vertical bearing seat 45, a servo motor 46 and an electric push rod 47; the vertical bearing seat 45 is installed on the side of the UAV body 1 through the mounting plate 44, the turntable 42 is rotatably arranged on the vertical bearing seat 45 and driven to rotate by the servo motor 46, and the electric push rod 47 is horizontally installed on the mounting plate 44 facing the turntable 42; the turntable 42 has a positioning through hole 420 that passes through the side and the center at both ends, one end of the positioning through hole 420 is a flight positioning port 420a, and the other end of the positioning through hole 420 is a landing positioning port 420b, and the electric push rod 47 is inserted into the flight positioning port 420a or the landing positioning port 420b. The UAV has two states: flight detection and landing. The specific situation is analyzed as follows:

[0024] 1. Flight detection status

[0025] At this time, the support rod 41 is vertically upward, and the electric push rod 47 is inserted into the flight positioning port 420a for positioning, so that the support rod 41 and the air box 43 will not block the image capture of the camera 31;

[0026] 2. Landing Status

[0027] At this time, the support rod 41 is vertically downward, and the electric push rod 47 is inserted into the landing positioning port 420b for positioning, thereby ensuring the stability of the support rod 41 and the air box 43.

[0028] More specifically, the servo motor 46 , the electric push rod 47 and the air pump 48 are all controlled by the flight control system of the drone body 1 .

[0029] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. UAV detection system based on radar scanning and visual coverage, characterized by: The drone body (1) comprises a detection radar (2) and a visual detection device (3) at the bottom of the drone body (1), the detection radar (2) and the visual detection device (3) are both connected to the flight control system of the drone body (1), and the left and right sides of the drone body (1) are respectively provided with pneumatic buffer racks (4), and the pneumatic buffer racks (4) are controlled by the flight control system; The visual detection device (3) comprises two cameras (31) and an electric annular guide rail (32), and the cameras (31) and the electric annular guide rail (32) are both connected to the flight control system of the drone body (1); The electric circular guide rail (32) is installed at the bottom of the drone body (1), one of the cameras (31) is located at the center of the electric circular guide rail (32), with its lens facing vertically downward, and the other camera (31) is installed on the electric circular guide rail (32), with its lens facing the outside of the electric circular guide rail (32) and tilted downward; The pneumatic buffer frame (4) comprises a support rod (41), and a turntable (42) and an air box (43) connected to both ends of the support rod (41); the turntable (42) is arranged vertically, the support rod (41) and the turntable (42) are in the same plane, the support rod (41) and the air box (43) are perpendicular, and the rotation of the turntable (42) drives the support rod (41) and the air box (43) to rotate synchronously; the air box (43) has a conical support gas jet structure, and the small port of the conical support gas jet structure is connected to the air box (43), and the drone body (1) is buffered by the gas ejected downward from the conical support gas jet structure and supported by the conical support gas jet structure in the landing state; The pneumatic buffer frame (4) further comprises a mounting plate (44), a vertical bearing seat (45), a servo motor (46) and an electric push rod (47); the vertical bearing seat (45) is mounted on the side of the drone body (1) via the mounting plate (44); the turntable (42) is rotatably arranged on the vertical bearing seat (45) and driven to rotate by the servo motor (46); the electric push rod (47) is horizontally mounted on the mounting plate (44) facing the turntable (42); the turntable (42) has a positioning through hole (420) with two ends penetrating the side and passing through the center; one end of the positioning through hole (420) is a flight positioning port (420a), and the other end of the positioning through hole (420) is a landing positioning port (420b); the electric push rod (47) is inserted into the flight positioning port (420a) or the landing positioning port (420b); The drone has two states: flight detection and landing: Flight detection status: At this time, the support rod (41) is vertically upward, and the electric push rod (47) is inserted into the flight positioning port (420a) for positioning, so that the support rod (41) and the air box (43) will not block the image captured by the camera (31); Landing status: At this time, the support rod (41) is vertically downward, and the electric push rod (47) is inserted into the landing positioning port (420b) for positioning.

2. The drone detection system based on radar scanning and visual coverage according to claim 1 is characterized in that: The pneumatic buffer frame (4) further comprises an air pump (48), and the air pump (48) supplies air to the air box (43).

3. The drone detection system based on radar scanning and visual coverage according to claim 2 is characterized in that: The servo motor (46), the electric push rod (47) and the air pump (48) are all controlled by the flight control system of the drone body (1).

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