CN219039357U - Airport runway foreign matter detection data acquisition device - Google Patents
Airport runway foreign matter detection data acquisition device Download PDFInfo
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- CN219039357U CN219039357U CN202223045698.8U CN202223045698U CN219039357U CN 219039357 U CN219039357 U CN 219039357U CN 202223045698 U CN202223045698 U CN 202223045698U CN 219039357 U CN219039357 U CN 219039357U
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Abstract
The application relates to an airport runway foreign matter detection data acquisition device and a detection system, wherein a radar part and an optical part are uniformly arranged on a detection port surface positioned at the front end of a base (5); the optical part comprises a main lens (1), a visible light detection lens (3) and an infrared detection lens (4); the radar part is a millimeter wave microstrip antenna array (2) which takes a main lens (1) as the center and is arranged in a central symmetry way; the visible light detection lens (3) and the infrared detection lens (4) have the same height in the height direction and are symmetrically distributed relative to the optical axis of the main lens (1) in the horizontal direction. The acquisition device of the application has high integration level on one hand, reduces the difficulty of installation, debugging, use and control, and on the other hand, the optical axis direction of the three optical channels and the beam direction of the millimeter wave channels are completely overlapped, so that the spatial displacement and time asynchronization do not exist, more accurate data sources are provided for the subsequent data processing center, and the high-precision positioning is convenient to realize.
Description
Technical Field
The application relates to the technical field of foreign matter detection, in particular to an airport runway foreign matter detection data acquisition device.
Background
Currently, airport runway foreign matter detection is conventionally manual detection, and radar scanning detection is deployed in an organic individual airport, or detection is performed in a radar+photoelectric mode. The radar scanning detection can realize real-time detection of the airport runway in dark environment and bad weather, but can only detect whether foreign matters exist or not, and can not confirm the foreign matters. The radar and photoelectric detection mode is essentially to supplement a radar detection system by using a camera device. In the existing radar+photoelectric detection system, aiming at the same detection area, a plurality of radars and cameras are required to be deployed at a data acquisition end, and two devices of the radars and the cameras are used for scanning respectively. In addition, because the information acquired by radar and camera detection are separated from each other in time, space and other aspects, high-quality cooperative work and high-precision positioning are difficult to realize, and the wide application of the method is limited.
In view of this, existing radar+photoelectric schemes achieve very few purchases and comprehensive deployments at domestic airports, with the vast majority of airports not deployed except for very individual airports. The utility model provides an airport runway foreign matter detection data acquisition device which is high in structural concentration and convenient to realize high-precision positioning.
Disclosure of Invention
The technical problem to be solved by the application is to provide an airport runway foreign matter detection data acquisition device with high structural concentration and convenient realization of high-precision positioning. The application further provides an airport runway foreign matter detection system using the data acquisition device.
In order to solve the problems, the application provides an airport runway foreign matter detection data acquisition device, which comprises a radar part, an optical part and a base (5), wherein the radar part and the optical part are uniformly arranged on a detection port surface positioned at the front end of the base (5); the optical part comprises a main lens (1), a visible light detection lens (3) and an infrared detection lens (4); the radar part is a millimeter wave microstrip antenna array (2) which takes the main lens (1) as the center and is arranged in a center symmetry manner; the visible light detection lens (3) and the infrared detection lens (4) are arranged outside the outer diameter of the millimeter wave microstrip antenna array (2), have the same height in the height direction, and are symmetrically distributed relative to the optical axis of the main lens (1) in the horizontal direction.
Preferably, the millimeter wave microstrip antenna array (2) adopts a microstrip patch antenna mode, 4-8 microstrip patch units are subarrays, and each subarray adopts a T/R assembly to feed in a feedback mode.
Preferably, the millimeter wave microstrip antenna array (2) is annular or rectangular.
Preferably, the visible light detection lens (3) and the infrared detection lens (4) are respectively arranged at the left upper corner and the right upper corner of the millimeter wave microstrip antenna array (2).
The application also correspondingly provides an airport runway foreign matter detection system, which comprises a data processing center and the airport runway foreign matter detection data acquisition device.
Compared with the prior art, the application has the following advantages:
in the acquisition device of the application, the radar detection part and the optical imaging part are integrated on the same detection port surface, the integration level is high, the relative position calibration of the optical lens and the microstrip array antenna is not required before the use, the detection positioning error caused by the calibration error is avoided, and the difficulty of installation, debugging, use and control is reduced. Meanwhile, in the application, the radar detection part and the optical imaging part are not simply integrated, but the optical axis directions of the three optical channels of the main lens, the visible light detection lens and the infrared detection lens are completely overlapped with the beam directions of the millimeter wave channels, so that the space deviation and the time asynchronism do not exist, a more accurate data source is provided for a subsequent data processing center, and the high-precision positioning is convenient to realize.
Drawings
The following detailed description of the embodiments of the present application is provided in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic diagram of a mouth-face structure of an airport runway foreign matter detection data acquisition device according to an embodiment of the present application.
Fig. 2 is a schematic layout structure of each subarray of the millimeter wave microstrip antenna array according to the embodiment of the present application.
Fig. 3 is a schematic view of an optical axis according to an embodiment of the present application.
Fig. 4 is a usage scenario diagram of the airport runway foreign matter detection data acquisition device provided in the embodiment of the present application.
In the figure: 1-main lens, 2-millimeter wave microstrip antenna array, 3-visible light detection lens, 4-infrared detection lens, 5-base, 6-runway and 7-acquisition device.
Detailed Description
Referring to fig. 1, an embodiment of the present application provides an airport runway foreign matter detection data acquisition device, including a radar portion, an optical portion and a base 5, where effective acquisition portions of the radar portion and the optical portion are uniformly arranged on a detection port surface located at a front end of the base 5.
In this application, the optical section includes a main lens 1, a visible light detection lens 3, and an infrared detection lens 4. The main lens 1 adopts a high-definition lens as a main lens of an acquisition device and a detection system, and can be used for realizing close-up tracking, grabbing and shooting details of a target. Referring to fig. 3, the optical axis OO' of the main lens 1 is perpendicular to the detection aperture surface of the base 5, and is the main aiming axis of the acquisition device/detection system. The visible light detection lens 3 is a visible light wide area detection lens and can be used for panoramic imaging of a detected scene, target detection and identification in daytime. The infrared detection lens 4 is an infrared wide-area detection lens, is staggered with the visible light detection lens 3, and has a working band including short-wave infrared, medium-wave infrared or long-wave infrared, and can be used for panoramic imaging of a detected scene and target detection and identification in a night or dark environment.
In the present application, the radar portion adopts a millimeter wave microstrip antenna array 2, which is arranged in a central symmetry manner with the main lens 1 as a center, for example, in a ring shape or a rectangular shape. In practical application, the millimeter wave microstrip antenna array 2 may specifically be in the form of a microstrip patch antenna, where a conventional microstrip patch antenna is formed by adding a ground plate on the lower surface of a low-loss dielectric plate and adding a metal patch on the upper surface, for example, as shown in fig. 2, 4-8 microstrip patch units are subarrays, the subarrays adopt T-shaped power division to perform power distribution so as to realize uniform feeding with equal amplitude and the like, each subarray adopts a T/R assembly to perform feeding in a back-feeding manner, and is uniformly distributed in a ring shape, and the center of an annular belt is kept coaxial with the optical axis of the main lens 1, so that scanning of a radiation pattern of the millimeter wave antenna is realized through a wave control network. The millimeter wave microstrip antenna array 2 can change the amplitude and the phase of the antenna unit port through the T/R component at the rear end of the antenna subarray, and realizes the space scanning of narrow beams, so that a mechanical scanning servo mechanism is not needed.
The visible light detection lens 3 and the infrared detection lens 4 are arranged outside the outer diameter of the millimeter wave microstrip antenna array 2, for example, at the upper left and upper right positions of the detection port surface (the detection port surface is rectangular as a whole), and have the same height in the height direction and are symmetrically distributed relative to the optical axis of the main lens 1 in the horizontal direction. The visible light detection lens 3 and the infrared detection lens 4 form a binocular structure, and can realize auxiliary positioning and distance measurement of a target. Referring to fig. 3, the optical axes AA ', BB ' of the visible light detection lens 3 and the infrared detection lens 4 intersect with the optical axis OO ' of the main lens 1 at the center position O of the detected field of view, ensuring that the centers of the image fields of view acquired by the three optical channels coincide.
In practical application, the base 5 is made of metal, and the base 5 is used as a carrier of each detection antenna and is used for supporting and reliably fixing the main lens 1, the millimeter wave microstrip antenna array 2, the visible light detection lens 3 and the infrared detection lens 4, so that each antenna is ensured to be kept at a specific position and angle. The center and the upper left and right corners of the detection port surface of the base 5 are provided with round holes, the center hole is used for installing the main lens 1, and the other two holes are respectively used for installing the visible light detection lens 3 and the infrared detection lens 4. The microstrip antenna 2 is provided with a mounting hole and is connected with the base 5 by a screw.
Based on the collection device disclosed by the embodiment, the application also provides an airport runway foreign matter detection system, which comprises a data processing center and the airport runway foreign matter detection data collection device. Referring to fig. 4, the following describes an application scenario and a use procedure of the acquisition device according to the present application in combination with an actual scenario.
For the airport runway 6, the acquisition device 7 is assumed, the included angle between the normal direction of the detection port surface of the acquisition device 7 and the runway direction is selected according to the size of the detection range, the relative positions of the acquisition device 7 and the runway 6 are fixed and then kept still, and the scanning range is shown as omega in the figure.
The millimeter wave microstrip antenna array 2 is used for changing the amplitude and the phase of an antenna unit port through a T/R component at the rear end of an antenna subarray, realizing the space scanning of a narrow wave beam and transmitting echoes to a data processing center. The visible light detection lens 3 and the infrared detection lens 4 are used for imaging a detected scene and transmitting detected images to the data processing center.
The data processing center processes and analyzes the echo, can preliminarily judge whether foreign matters exist and the sizes and positions of the foreign matters, performs image processing on the detection image after determining that the foreign matters exist, detects, identifies and positions the foreign matters, and comprehensively analyzes detection results of the millimeter wave microstrip antenna array 2, the visible light detection lens 3 and the infrared detection lens 4 to obtain the positions, the sizes, the types and the environment brightness of the foreign matters.
The main lens 1 adjusts the focal length and the aperture according to the position, the size and the ambient brightness of the foreign matter, and displays a clear image with proper size and comfortable appearance in the detection result video. The detection system is based on the main lens 1, the visible light detection lens 3 and the infrared detection lens 4, so that panoramic information of a detected scene can be obtained, and a close-up video of detected foreign matters can be obtained.
It should be specially noted that, the research object of the application is a data acquisition device for detecting the foreign matters of the airport runway, and the improvement emphasis is that a plurality of conventional detection devices are arranged and combined on the same opening surface according to a specific form, so that the integrated design of the data acquisition device is realized, more accurate data sources can be provided for the subsequent data processing center, and the high-precision positioning is convenient to realize. As for the airport runway foreign matter detection system provided by the application, all advantages of the airport runway foreign matter detection system come from a data acquisition device, and the method is not improved. The technical scheme provided by the application is described in detail.
Specific examples are set forth herein to illustrate the principles and embodiments of the present application, and the description of the examples above is only intended to assist in understanding the structure and core ideas of the present application. It should be noted that it would be obvious to those skilled in the art that various improvements and modifications can be made to the present application without departing from the principles of the present application, and such improvements and modifications fall within the scope of the claims of the present application.
Claims (4)
1. The airport runway foreign matter detection data acquisition device comprises a radar part and an optical part, and is characterized by further comprising a base (5), wherein the radar part and the optical part are uniformly arranged on a detection port surface positioned at the front end of the base (5); the optical part comprises a main lens (1), a visible light detection lens (3) and an infrared detection lens (4); the radar part is a millimeter wave microstrip antenna array (2) which takes the main lens (1) as the center and is arranged in a center symmetry manner; the visible light detection lens (3) and the infrared detection lens (4) are arranged outside the outer diameter of the millimeter wave microstrip antenna array (2), have the same height in the height direction, and are symmetrically distributed relative to the optical axis of the main lens (1) in the horizontal direction.
2. The data acquisition device according to claim 1, wherein the millimeter wave microstrip antenna array (2) is in the form of microstrip patch antennas, 4-8 microstrip patch units are subarrays, and each subarray is fed in a feedback manner by adopting a T/R assembly.
3. The data acquisition device according to claim 1, characterized in that the millimeter wave microstrip antenna array (2) is ring-shaped or rectangular.
4. The data acquisition device according to claim 1, wherein the visible light detection lens (3) and the infrared detection lens (4) are respectively arranged at the upper left corner and the upper right corner of the millimeter wave microstrip antenna array (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223045698.8U CN219039357U (en) | 2022-11-16 | 2022-11-16 | Airport runway foreign matter detection data acquisition device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202223045698.8U CN219039357U (en) | 2022-11-16 | 2022-11-16 | Airport runway foreign matter detection data acquisition device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116309569A (en) * | 2023-05-18 | 2023-06-23 | 中国民用航空飞行学院 | Airport environment anomaly identification system based on infrared and visible light image registration |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116309569A (en) * | 2023-05-18 | 2023-06-23 | 中国民用航空飞行学院 | Airport environment anomaly identification system based on infrared and visible light image registration |
| CN116309569B (en) * | 2023-05-18 | 2023-08-22 | 中国民用航空飞行学院 | Airport environment anomaly identification system based on infrared and visible light image registration |
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