Airport taxiway aircraft position detection device and joint detection system

Abstract

The utility model discloses an airport taxiway aircraft position detection device and a joint detection system, the device comprises a housing, the housing comprises a housing main body with an accommodating cavity, two opposite sides of the housing main body are respectively provided with a rear cover and a transparent front cover, the front cover and the rear cover are respectively covered on the housing main body, and the housing main body is provided with an accommodating cavity. Sealing is formed; a video module, a radar module, a power module and a controller are arranged in the containing cavity, the power module is electrically connected with the video module, the radar module and the controller, and the controller is in communication connection with the video module and the radar module. According to the utility model, through video and radar fusion detection, the position of the aircraft can be rapidly and accurately detected, the aircraft is prevented from colliding with a logistics vehicle on a taxiway, and the safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aviation technology field especially, and relates to an airport taxiway aircraft position detection device and joint detection system. BACKGROUND

[0002] With the vigorous development of aviation industry, the scale of the airport is expanding and the business is increasingly busy. In large-scale airport, the aircraft needs to slide several kilometers and pass through multiple intersections from landing to the taxiway parking position. The aircraft and the logistics vehicle race for the road, which leads to the aircraft emergency braking event. In order to prevent the aircraft from colliding with the vehicle, the primary task is to detect the position of the aircraft in real time and accurately.

[0003] The position monitoring of the aircraft sliding on the taxiway in the airport is mainly realized by video picture observation and GPS positioning. The problems of video picture observation are: on the one hand, the accurate position and speed of the aircraft cannot be given; on the other hand, manual monitoring is required, and the aircraft information in the picture cannot be directly output; the video picture will also be greatly reduced due to the dark light at night. Due to the time lag of GPS positioning, collision accidents are prone to occur.

[0004] In recent years, with the development of millimeter wave radar technology, millimeter wave radar is widely used in the detection of moving targets, such as vehicles and pedestrians. Millimeter wave radar can also be used for detection of sliding aircraft, but due to the large size of the aircraft, the effective radiation range of the millimeter wave radar is difficult to cover the entire aircraft, and due to the existence of the aircraft wing, the detection result of the millimeter wave radar will be cracked into multiple different targets. In addition, the millimeter wave radar cannot detect stationary aircraft and other targets, and can only detect moving targets. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at overcoming the prior art that cannot quickly and accurately detect the position of the aircraft on the taxiway, leading to the collision between the aircraft and the logistics vehicle on the taxiway, and the low safety, and provides an airport taxiway aircraft position detection device and joint detection system.

[0006] The technical scheme of the utility model provides an airport taxiway aircraft position detection device, which comprises a shell, the shell comprises a shell body with a containing cavity, the opposite sides of the shell body are respectively provided with a rear cover and a transparent front cover, the front cover and the rear cover are respectively covered on the shell body, and a seal is formed.

[0007] The containing cavity is provided with a video module, a radar module, a power module and a controller, the power module is electrically connected with the video module, the radar module and the controller, and the controller is in communication connection with the video module and the radar module.

[0008] In one of the optional technical solutions, the video module is a camera, and the accommodating cavity is further provided with a fixing plate, and the camera and the radar module are arranged on the fixing plate in parallel with each other.

[0009] In one of the optional technical solutions, a radar protection panel is further included, and the front cover and the radar protection panel are sequentially covered on the shell body from front to back.

[0010] The radar protection panel is provided with a first through hole, and one end of the camera at least partially penetrates through the first through hole.

[0011] In one of the optional technical solutions, the inner side wall of the shell body is provided with a plurality of first convex ribs, the inner side wall of the rear cover is provided with a plurality of second convex ribs corresponding to the first convex ribs, the front cover is provided with a first threaded hole, the first convex ribs are provided with a second threaded hole, and the second convex ribs are provided with a third threaded hole, and the front cover, the shell body and the rear cover are threadedly connected through the first threaded hole, the second threaded hole and the third threaded hole.

[0012] In one of the optional technical solutions, the power module is a power board, and the power board is provided with a second through hole, and the controller is in communication connection with the video module and the radar module through the second through hole respectively.

[0013] In one of the optional technical solutions, the power board is provided with a recess corresponding to the first convex rib.

[0014] In one of the optional technical solutions, the top and bottom of the shell body are respectively provided with a plurality of heat dissipation holes.

[0015] In one of the optional technical solutions, the front cover is provided with a shielding plate.

[0016] In one of the optional technical solutions, the outer side wall of the shell body is provided with a mounting bracket.

[0017] The technical scheme of the utility model further provides an airport taxiway combined detection system, which comprises at least two airport taxiway aircraft position detection devices as described above, and the at least two airport taxiway aircraft position detection devices are arranged in the detection area of an airport taxiway.

[0018] With the above technical scheme, the following beneficial effects are achieved: the video module and the radar module are integrated in the shell main body, and the front cover and the rear cover are respectively covered on the shell main body to form a seal; when in use, the video module collects the image of the airplane and the radar module detects the radar position information of the airplane based on the world coordinate system; the controller obtains the video position information of the airplane according to the pixel coordinates of the image of the airplane, and converts the video position information and the radar position information according to a preset homography matrix to obtain the accurate position of the airplane, so that the position of the airplane can be quickly and accurately detected through video and radar fusion detection, and the collision between the airplane and the logistic vehicle on the taxiway is avoided, and the safety is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] The disclosure of the present application will become more readily apparent from the following description of the present application. It should be understood that the drawings are for illustrative purposes and are not intended to limit the scope of the present application. In the drawings:

[0020] Figure 1 A structural schematic view of an airplane position detection device for an airport taxiway according to an embodiment of the present application is provided.

[0021] Figure 2 A Figure 1 top view;

[0022] Figure 3 A Figure 2 right view;

[0023] Figure 4 An exploded view of an airplane position detection device for an airport taxiway according to an embodiment of the present application is provided.

[0024] Correspondence table of reference signs:

[0025] 11-shell main body; 111-accommodation cavity; 112-first rib; 1121-second threaded hole; 113-heat dissipation hole; 114-mounting bracket; 12-rear cover; 121-second rib; 1211-third threaded hole; 13-front cover; 131-first threaded hole; 132-shielding plate; 14-video module; 15-radar module; 16-power module; 161-second through hole; 162-avoidance groove; 17-controller; 18-fixing plate; 19-radar protection panel; 191-first through hole. DETAILED DESCRIPTION

[0026] The specific embodiments of the present application will be further described below in conjunction with the drawings.

[0027] It is easy to understand that according to the technical scheme of the utility model, the general skilled person in the art can replace the various structural modes and implementation modes of each other without changing the essential spirit of the utility model. Therefore, the following specific embodiments and drawings are only exemplary descriptions of the technical scheme of the utility model, and should not be regarded as the whole or regarded as the limitation or restriction of the technical scheme of the utility model.

[0028] In the present specification, the orientation terms such as up, down, left, right, front, back, front surface, back surface, top, bottom, etc. mentioned or possibly mentioned are defined with respect to the configuration shown in the drawings, and they are relative concepts, so they can be changed accordingly according to different positions and different use states. Therefore, these or other orientation terms should not be interpreted as restrictive terms.

[0029] As shown in Figures 1-4 The airport taxiway aircraft position detection device provided by the embodiment of the utility model, including the casing, the casing includes the shell main body 11 with the accommodating cavity 111, the opposite sides of the shell main body 11 are equipped with the back cover 12 and the transparent front cover 13 respectively, the front cover 13 and the back cover 12 are covered on the shell main body 11 respectively, and form the seal.

[0030] The accommodating cavity 111 is equipped with the video module 14, the radar module 15, the power module 16 and the controller 17, the power module 16 is electrically connected with the video module 14, the radar module 15 and the controller 17 respectively, and the controller 17 is communicatively connected with the video module 14 and the radar module 15 respectively.

[0031] The airport taxiway aircraft position detection device provided by the embodiment mainly applies to detecting the position of the aircraft on the airport taxiway, and mainly includes the casing, the video module 14, the radar module 15, the power module 16 and the controller 17.

[0032] The casing includes the shell main body 11 with the accommodating cavity 111, the back cover 12 and the front cover 13, the back cover 12 and the front cover 13 are covered on the back side and the front side of the shell main body 11 respectively, so that the shell main body 11 forms a sealed cavity. The front cover 13 can be made of transparent plastic or glass to form a transparent window, which facilitates the video module 14 to collect the image of the aircraft on the taxiway. Preferably, in order to reduce the weight and cost, the material of the casing is plastic.

[0033] The video module 14, the radar module 15, the power module 16 and the controller 17 are all arranged in the accommodating cavity 111, and the power module 16 is used to power the video module 14, the radar module 15 and the controller 17, so that the video module 14, the radar module 15 and the controller 17 can operate with electricity.

[0034] The video module 14 collects the image of the aircraft on the taxiway through the transparent front cover 13, and the image of the aircraft includes pixel coordinates and pixel size, and transmits the collected image of the aircraft to the controller 17. Preferably, the video module 14 is a camera.

[0035] The radar module 15 is used to obtain the radar position of the aircraft on the taxiway based on the world coordinate system, and the radar position includes the world coordinates of the position of the aircraft. The radar module 15 transmits the radar position to the controller 17. Preferably, the radar module 15 is a millimeter wave radar module.

[0036] The homography matrix is preset in the controller 17. When the image of the aircraft transmitted by the video module 14 and the radar position transmitted by the radar module 15 are received, the pixel coordinates and the pixel size of the image of the aircraft are converted into real position and size according to the homography matrix, and the approximate position and size of the aircraft on the taxiway are obtained. Then, the radar position is filled into the real position and size obtained by converting the image of the aircraft. At this time, the frame line around the aircraft on the display device is the position and size of the aircraft detected by the video module 14, and the marker point on the aircraft body is the radar position of the aircraft detected by the radar module 15, so as to obtain the accurate position and size of the aircraft. Alternatively, the world coordinates of the radar position are converted into pixel coordinates, and filled into the pixel coordinates of the image of the aircraft. The position and size of the aircraft on the taxiway are accurately calibrated, so as to obtain the accurate position and size of the aircraft. Preferably, the controller 15 is a small industrial computer.

[0037] It should be noted that the conversion of the pixel coordinates and the pixel size of the image of the aircraft into real position and size by the controller 17 according to the homography matrix, and the filling of the radar position into the real position and size obtained by converting the image of the aircraft belong to the prior art, and the specific working principle is not described here.

[0038] In use, the airport taxiway aircraft position detection device provided by the present application can be installed on the stand on the side of the airport taxiway or fixedly installed by means of the on-site equipment, such as the window edge of the sentry box on the side of the taxiway. When the airport taxiway aircraft position detection device is installed at the specified installation position, the azimuth angle and the pitch angle of the device are adjusted according to the video image output by the video module 14, so that the center of the video image coincides with the center of the to-be-detected area, and the installation of the airport taxiway aircraft position detection device is completed.

[0039] In the embodiment, the video module and the radar module are integrated in the shell body, and the front cover and the rear cover are respectively covered on the shell body to form a seal. When in use, the video module collects the images of the aircraft, and the radar module detects the radar position information of the aircraft based on the world coordinate system. The controller obtains the video position information of the aircraft according to the pixel coordinates of the images of the aircraft, and converts the video position information and the radar position information according to a preset homography matrix to obtain the accurate position of the aircraft, so that the aircraft position can be quickly and accurately detected through video and radar fusion detection, and the collision between the aircraft and the logistics vehicle on the taxiway is avoided, and the safety is improved.

[0040] In one of the embodiments, the video module 14 is a camera, and the fixed plate 18 is further arranged in the accommodating cavity 111. The camera and the radar module 15 are arranged in parallel on the fixed plate 18.

[0041] The fixed plate 18 is used for fixing the camera and the radar module 15, so that the camera and the radar module 15 are arranged in parallel, thereby simultaneously detecting the aircraft on the taxiway without interference.

[0042] In one of the embodiments, the radar protection panel 19 is further included, and the front cover 13 and the radar protection panel 19 are sequentially covered on the shell body 11 from front to back.

[0043] The first through hole 191 is arranged on the radar protection panel 19, and one end of the camera at least partially penetrates through the first through hole 191.

[0044] The radar protection panel 19 is located between the front end of the front cover 13 and the shell body 11, and is used for protecting the radar module 15 to prevent the radar module 15 from being interfered. The first through hole 191 is arranged on the radar protection panel 19, and the camera at least partially penetrates through the first through hole 191. The images of the aircraft on the taxiway are collected through the transparent front cover 13.

[0045] In one of the embodiments, a plurality of first ribs 112 are arranged on the inner side wall of the shell body 11, a plurality of second ribs 121 corresponding to the first ribs 112 are arranged on the inner side wall of the rear cover 12, a first threaded hole 131 is arranged on the front cover 13, a second threaded hole 1121 is arranged on the first rib 112, and a third threaded hole 1211 is arranged on the second rib 121. The front cover 13, the shell body 11 and the rear cover 12 are threadedly connected through the first threaded hole 131, the second threaded hole 1121 and the third threaded hole 1211.

[0046] The inner side wall of the shell body 11 is uniformly provided with a plurality of first ribs 112, and the upper inner side wall of the rear cover 12 is correspondingly provided with a plurality of second ribs 121, the first ribs 112 and the second ribs 121 are respectively provided with second threaded holes 1121 and third threaded holes 1211, and the front cover 13 is correspondingly provided with a first threaded hole 131; during installation, bolts are sequentially threaded through the first threaded hole 131, the second threaded hole 1121 and the third threaded hole 1211, so that the front cover 13 and the rear cover 12 are combined on the shell body 11.

[0047] In one of the embodiments, in order to facilitate power supply and installation of the controller 17, the power supply module 16 is a power supply board, the power supply board is provided with a second through hole 161, and the controller 17 is in communication connection with the video module 14 and the radar module 15 through the second through hole 161.

[0048] In one of the embodiments, in order to make the structure more compact and reduce the volume, the power supply board is provided with a recess 162 corresponding to the first rib 112.

[0049] In one of the embodiments, the top and the bottom of the shell body 11 are respectively provided with a plurality of heat dissipation holes 113.

[0050] The heat dissipation holes 113 are used for discharging heat generated by the video module 14, the radar module 15, the power supply module 16 and the controller 17 to the outside for heat dissipation, so as to prevent the equipment from being damaged due to high temperature and improve the service life.

[0051] In one of the embodiments, the front cover 13 is provided with a shielding plate 132.

[0052] The shielding plate 132 is used for shielding the front cover 13, so as to avoid that external environmental factors (such as strong light, rainy day, etc.) affect the image of the airplane on the taxiway collected by the video module 14.

[0053] In one of the embodiments, the outer side wall of the shell body 11 is provided with a mounting bracket 114.

[0054] The mounting bracket 114 is used for mounting the airport taxiway airplane position detection device of the utility model in the detection area of the taxiway, so as to improve the installation convenience.

[0055] The technical scheme of the utility model also provides an airport taxiway combined detection system, which comprises at least two airport taxiway airplane position detection devices as described above, and the at least two airport taxiway airplane position detection devices are arranged in the detection area of the airport taxiway.

[0056] The number of the airport taxiway airplane position detection devices is related to the size of the airport taxiway, the larger the size of the airport taxiway, the more the number of the airport taxiway airplane position detection devices, the joint detection is carried out through at least two airport taxiway airplane position detection devices, and the detection results of the at least two airport taxiway airplane position detection devices are spliced to obtain the detection result of the whole airplane taxiing process.

[0057] The above merely describes the principle and the preferred embodiment of the present application. It should be noted that, for those skilled in the art, on the basis of the principle of the present application, a number of other variants can also be made, which should also be considered as the protection scope of the present application.

Claims

1. An apparatus for detecting the position of an aircraft on an airport taxiway, characterized in that The device includes a housing, which comprises an outer shell body having a receiving cavity. A rear cover and a transparent front cover are respectively provided on opposite sides of the outer shell body. The front cover and the rear cover respectively cover the outer shell body and form a seal. The cavity contains a video module, a radar module, a power module, and a controller. The power module is electrically connected to the video module, the radar module, and the controller, and the controller is communicatively connected to the video module and the radar module.

2. The airport taxiway aircraft position detection apparatus of claim 1, wherein The video module is a camera, and a fixing plate is also provided inside the cavity. The camera and the radar module are arranged parallel to each other on the fixing plate.

3. An apparatus for detecting the position of an aircraft on a runway of an airport as claimed in claim 2, wherein, It also includes a radar protection panel, with the front cover and the radar protection panel sequentially covering the outer shell body from front to back; The radar protection panel has a first through hole, and one end of the camera passes through the first through hole at least partially.

4. An aircraft position detection device for a runway of an airport as claimed in any one of the claims 1-3, characterized in that The inner wall of the outer shell body is provided with a plurality of first ribs, the inner wall of the rear cover is provided with a plurality of second ribs corresponding to the first ribs, the front cover is provided with a first threaded hole, the first ribs are provided with second threaded holes, the second ribs are provided with third threaded holes, and the front cover, the outer shell body and the rear cover are threadedly connected through the first threaded holes, the second threaded holes and the third threaded holes.

5. An apparatus for detecting the position of an aircraft on a runway of an airport as claimed in claim 4, wherein The power module is a power board, and the power board has a second through hole. The controller communicates with the video module and the radar module through the second through hole.

6. An aircraft position detection apparatus for a runway of an airport as defined in claim 5, wherein The power board is provided with a relief groove corresponding to the first protruding rib.

7. The airport taxiway aircraft position detection apparatus of claim 4 wherein, The top and bottom of the outer casing are provided with multiple heat dissipation holes.

8. The airport taxiway aircraft position detection apparatus of claim 1 wherein, The front cover is equipped with a baffle plate.

9. The airport taxiway aircraft position detection apparatus of claim 1 wherein, The outer wall of the outer casing is provided with a mounting bracket.

10. An airport taxiway joint detection system, characterized in that, It includes at least two airport taxiway aircraft position detection devices as described in any one of claims 1-9, wherein at least two of the airport taxiway aircraft position detection devices are disposed within the detection area of ​​the airport taxiway.

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