Array antenna of unmanned aerial vehicle broadcast type remote identification technology

Abstract

The utility model discloses an array antenna of an unmanned aerial vehicle broadcast type remote identification technology, which comprises a supporting rod, an inserting ball is arranged at the lower end of the supporting rod, a plurality of supporting legs are inserted in the outer side of the lower end of the inserting ball, an elevation rotating seat is fixedly connected to the upper end of the supporting rod, and an elevation rotating head is rotatably connected to the interior of the upper end of the elevation rotating seat. Through the connection of the plugging ball and the plurality of supporting legs, the rapid installation and disassembly of the array antenna are realized, and the portability is enhanced. A user is allowed to adjust the coverage angle of the identification antenna according to the flight height and position of the unmanned aerial vehicle, the flexibility and efficiency of signal receiving are improved, the identification antenna is connected to the front end of the antenna frame through the angle adjusting rotary head, and the receiving and sending angles of each identification antenna are adjusted through rotation, so that the coverage angle of each identification antenna is adjusted; and the internal and external electrodes and the internal and external electric sheets in the antenna frame are connected, so that the identification antenna can still keep stable signal transmission with the identification mechanism during rotation.

Description

Technical Field

[0001] The utility model belongs to the technical field related to UAV identification array antennas, and particularly relates to an array antenna for UAV broadcast remote identification technology. Background Technique

[0002] Under the background of the rapid development of UAV technology, the wide application of UAVs has put forward higher requirements for remote identification and communication technologies. Traditional UAV identification technologies, such as positioning based on GPS signals and vision-based identification methods, have problems such as limited identification range, weak anti-interference ability, and low identification accuracy in complex environments. Especially in application scenarios such as military, border monitoring, forest fire prevention, and traffic management, the remote, real-time, and accurate identification of UAVs is particularly important.

[0003] In current remote identification technologies, most array antenna systems have complex angle adjustment, are difficult to quickly adjust according to the flight altitude and position of UAVs, resulting in low signal reception efficiency. When the identification antenna adjusts the angle, problems such as unstable signal connection are likely to occur, affecting the continuity and accuracy of signal transmission. Existing array antenna systems are bulky, heavy, not convenient to carry and quickly deploy on-site, and have high maintenance costs.

[0004] In view of the above technical problems, the present invention proposes an innovative design of an array antenna for UAV broadcast remote identification technology, aiming to solve the problems of inconvenient angle adjustment, poor signal connection stability, and poor portability and maintainability in the prior art, and realizing efficient remote identification and signal transmission of UAVs. Content of the Utility Model

[0005] The purpose of the utility model is to provide an array antenna for UAV broadcast remote identification technology to solve the problems of inconvenient angle adjustment, poor signal connection stability, and poor portability of traditional UAV identification array antennas proposed in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: An array antenna for UAV broadcast remote identification technology, including a support rod, a plug-in ball is arranged at the lower end of the support rod, a plurality of support feet are inserted and connected to the outer side of the lower end of the plug-in ball, an elevation turntable is fixedly connected to the upper end of the support rod, an elevation head is rotatably connected to the inside of the upper end of the elevation turntable, an identification mechanism is connected to the front end of the elevation head, a plurality of antenna brackets are fixedly connected to the cylindrical side wall of the identification mechanism, and a plurality of identification antennas are rotatably connected to the front ends of the plurality of antenna brackets.

[0007] Preferably, the identification antenna is rotatably connected to the front end of the antenna bracket through an angle adjustment head, and the angle adjustment head is clamped inside the front end of the antenna bracket and rotatably connected to the antenna bracket.

[0008] Preferably, an external electrode is arranged inside the outer side of the rear end of the angle-adjustable turntable, and an internal electrode is arranged inside the center of the rear end of the angle-adjustable turntable. Both the external electrode and the internal electrode are connected to the identification antenna through wire harnesses.

[0009] Preferably, an external electric sheet is arranged at the rear end of the external electrode, and the external electrode is rotatably connected inside the front end of the external electric sheet. An internal electric sheet is arranged at the rear end of the internal electrode, and the internal electrode is rotatably connected inside the front end of the internal electric sheet. Both the external electric sheet and the internal electric sheet are arranged inside the antenna frame and are connected to the identification mechanism through wire harnesses.

[0010] Preferably, a connection jack is arranged inside the center of the rear end of the identification mechanism. A connection plug is fixedly connected to the upper side of the front end of the elevation turntable, and the connection plug is inserted into the connection jack. The identification mechanism is connected to the elevation turntable through the connection jack and the connection plug.

[0011] Preferably, limit sliders are slidably connected inside the centers of the left and right ends of the connection plug. A limit spring is arranged between the two limit sliders, and the two connection plugs are elastically connected inside the connection plug through the limit spring. Limit card slots are arranged inside the centers of the inner walls of the left and right ends of the connection jack, and the two connection plugs are respectively clamped inside the two limit card slots.

[0012] Preferably, an angle-adjustable gear is rotatably connected to the lower end of the elevation turntable. The angle-adjustable gear is rotatably connected inside the inner wall of the lower end of the elevation turntable seat and meshes with the elevation turntable. A regulating stud is fixedly connected to the center of the left end of the angle-adjustable gear, and the right end of the regulating stud penetrates through the right end outside the connection between the elevation turntable seat and the support rod.

[0013] Preferably, an angle-adjustable handle is fixedly connected to the left end of the regulating stud. The angle-adjustable handle is rotatably connected to the outside of the left ends of the support rod and the elevation turntable seat. A locking nut is sleeved on the left side of the outside of the regulating stud, and the locking nut is threadedly connected to the outside of the regulating stud. The locking nut is located inside the locking groove arranged at the left end of the connection between the support rod and the elevation turntable seat and is located on the right side of the angle-adjustable handle.

[0014] Compared with the prior art, the present utility model provides an array antenna for an unmanned aerial vehicle broadcast remote identification technology, having the following beneficial effects:

[0015] 1. Modular and adjustable support structure: Through the connection of the plug-in ball and multiple support feet, the rapid installation and disassembly of the array antenna are realized, enhancing portability. It allows users to adjust the coverage angle of the identification antenna according to the flight height and position of the unmanned aerial vehicle, improving the flexibility and efficiency of signal reception.

[0016] 2. Dynamic Angle Adjustment and Stable Connection Mechanism of the Identification Antenna: The identification antenna is connected to the front end of the antenna frame through an angle-adjusting rotating head. By rotating, the receiving and transmitting angles of each identification antenna are adjusted, thereby adjusting the coverage angle of each identification antenna. And by connecting with the internal and external electrodes and internal and external electric sheets inside the antenna frame, it ensures that the identification antenna can still maintain stable signal transmission with the identification mechanism during rotation.

[0017] 3. Quick Connection and Elevation Angle Adjustment Technology of the Identification Mechanism: The identification mechanism and the elevation rotating head are quickly connected through jacks and plugs. Combined with the limit sliding head and the limit spring, stable fixation and convenient disassembly and assembly are achieved. Through the cooperation of the angle-adjusting gear and the adjusting stud, fine adjustment of the elevation angle is realized, and the adjusted elevation angle is fixed by a locking nut to ensure the stability of the adjusted angle.

[0018] 4. Signal Transmission and UAV Remote Identification Analysis System: The identification mechanism receives and analyzes UAV signals through the antenna array, and at the same time can send signals to the UAV to achieve remote identification, monitoring and control. Brief Description of the Drawings

[0019] Figure 1 It is a three-dimensional structure schematic diagram of the array antenna of the present utility model.

[0020] Figure 2 It is a three-dimensional sectional structure schematic diagram of the array antenna of the present utility model.

[0021] Figure 3 It is a schematic diagram of the connection structure of the identification mechanism of the present utility model.

[0022] Figure 4 For the present utility model Figure 2 Enlarged schematic diagram at position A.

[0023] Figure 5 For the present utility model Figure 3 Enlarged schematic diagram at position B.

[0024] Figure 6 It is a schematic diagram of the connection structure of the elevation rotating head of the present utility model.

[0025] Figure 7 For the present utility model Figure 6 Enlarged schematic diagram at position C.

[0026] Figure 8 For the present utility model Figure 6 Enlarged schematic diagram at position D.

[0027] In the figure: 1. Support rod; 2. Plug-in ball; 3. Support foot; 4. Elevation swivel base; 5. Elevation swivel head; 6. Identification mechanism; 7. Antenna support; 8. Identification antenna; 9. Angle-adjusting swivel head; 10. Outer electrode; 11. Inner electrode; 12. Outer electric sheet; 13. Inner electric sheet; 14. Connection jack; 15. Connection plug; 16. Limit sliding head; 17. Limit spring; 18. Angle-adjusting gear; 19. Adjusting stud; 20. Angle-adjusting knob; 21. Locking nut. Detailed implementation manner

[0028] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0029] The present invention provides an array antenna for an unmanned aerial vehicle broadcast remote identification technology as Figures 1-8 shown, including a support rod 1. A plug-in ball 2 is arranged at the lower end of the support rod 1. A plurality of support feet 3 are inserted and connected to the outer side of the lower end of the plug-in ball 2. The upper end of the support rod 1 is fixedly connected with an elevation swivel base 4. The upper end inside the elevation swivel base 4 is rotatably connected with an elevation swivel head 5. The front end of the elevation swivel head 5 is connected with an identification mechanism 6. A plurality of antenna supports 7 are fixedly connected to the cylindrical side wall of the identification mechanism 6. A plurality of identification antennas 8 are rotatably connected to the front ends of the plurality of antenna supports 7. The broadcast array antenna remotely identifies the unmanned aerial vehicle through the plurality of identification antennas 8. The plurality of identification antennas 8 can be adjusted in angle at the front ends of the plurality of antenna supports 7 by rotation, so as to adjust the receiving and transmitting range and angle of each identification antenna 8. The identification mechanism 6 can transmit the transmitted signal to the plurality of identification antennas 8 through the plurality of antenna supports 7, and transmit the signal to the unmanned aerial vehicle through the plurality of identification antennas 8. At the same time, it can receive the signal transmitted by the unmanned aerial vehicle through the plurality of identification antennas 8 and analyze it through the identification mechanism 6. After use, the array antenna can be disassembled by unplugging the plurality of support feet 3 and the identification mechanism 6, making the array antenna more convenient to carry.

[0030] Preferably, the identification antenna 8 is rotationally connected to the front end of the antenna frame 7 through an angle-adjusting swivel head 9. The angle-adjusting swivel head 9 is snap-connected to the inside of the front end of the antenna frame 7 and is rotationally connected to the antenna frame 7. An outer electrode 10 is arranged inside the outer side of the rear end of the angle-adjusting swivel head 9, and an inner electrode 11 is arranged at the center inside the rear end of the angle-adjusting swivel head 9. Both the outer electrode 10 and the inner electrode 11 are connected to the identification antenna 8 through wire harnesses. An outer electric sheet 12 is arranged at the rear end of the outer electrode 10, and the outer electrode 10 is rotationally connected to the inside of the front end of the outer electric sheet 12. An inner electric sheet 13 is arranged at the rear end of the inner electrode 11, and the inner electrode 11 is rotationally connected to the inside of the front end of the inner electric sheet 13. Both the outer electric sheet 12 and the inner electric sheet 13 are arranged inside the antenna frame 7 and are connected to the identification mechanism 6 through wire harnesses. The identification antenna 8 can be connected to the outer electric sheet 12 and the inner electric sheet 13 inside the antenna frame 7 through the outer electrode 10 and the inner electrode 11 arranged inside the rear end respectively, and is connected to the identification mechanism 6 through the outer electric sheet 12 and the inner electric sheet 13, so that the identification antenna 8 can still be stably connected to the identification mechanism 6 even during the rotation process, ensuring stable signal transmission between the identification mechanism 6 and the identification antenna 8.

[0031] Preferably, a connection jack 14 is opened at the center inside the rear end of the identification mechanism 6. A connection plug 15 is fixedly connected to the upper side of the front end of the elevation swivel head 5, and the connection plug 15 is inserted into the connection jack 14. The identification mechanism 6 is connected to the elevation swivel head 5 through the connection jack 14 and the connection plug 15. Limiting sliding heads 16 are slidably connected to the centers inside the left and right ends of the connection plug 15 respectively. A limiting spring 17 is arranged between the two limiting sliding heads 16, and the two connection plugs 15 are elastically connected inside the connection plug 15 through the limiting spring 17. Limiting card slots are opened at the centers of the inner walls of the left and right ends of the connection jack 14, and the two connection plugs 15 are respectively snap-connected into the two limiting card slots. During the installation of the array antenna, the identification mechanism 6 can be connected to the elevation swivel head 5 through the insertion between the connection jack 14 and the connection plug 15, and the connection plug 15 can be fixed through the two limiting sliding heads 16 slidably connected to the inside of both ends and the two limiting card slots opened at the inner walls of both ends of the connection jack 14, ensuring stable connection between the elevation swivel head 5 and the identification mechanism 6. And during the removal of the elevation swivel head 5 and the identification mechanism 6, the limiting sliding head 16 can be made to snap out of the limiting card slot by pulling the identification mechanism 6 forward, making it more convenient to install and remove the elevation swivel head 5 and the identification mechanism 6.

[0032] Preferably, the lower end of the elevation turntable 5 is connected to the angle adjustment gear 18 in a rolling manner, and the angle adjustment gear 18 is rotatably connected to the inner wall of the lower end of the elevation turntable 4 and meshes with the elevation turntable 5. The center of the left end of the angle adjustment gear 18 is fixedly connected to the adjustment screw 19, and the right end of the adjustment screw 19 penetrates through the right end outside the connection between the elevation turntable 4 and the support rod 1. The left end of the adjustment screw 19 is fixedly connected to the angle adjustment knob 20, and the angle adjustment knob 20 is rotatably connected to the outside of the left ends of the support rod 1 and the elevation turntable 4. The left side of the outside of the adjustment screw 19 is sleeved with a locking nut 21, and the locking nut 21 is threadedly connected to the outside of the adjustment screw 19. The locking nut 21 is located inside the locking groove provided at the left end of the connection between the support rod 1 and the elevation turntable 4 and is on the right side of the angle adjustment knob 20. Before the array is used, the overall elevation angle of the multiple identification antennas 8 can be adjusted by rotating the position of the elevation turntable 5 inside the elevation turntable 4. At this time, the position of the elevation turntable 5 inside the elevation turntable 4 can be accurately adjusted by rotating the angle adjustment gear 18 at the lower end of the elevation turntable 5, and the angle adjustment gear 18 can be rotated through the adjustment screw 19 fixedly connected to the center of the right end and the angle adjustment knob 20, and is locked by the close fit between the locking nut 21 threadedly connected to the outside of the adjustment screw 19 and the inner wall of the left end of the locking groove, so as to lock the position of the angle adjustment gear 18, and further lock the position of the elevation turntable 5, so that the multiple identification antennas 8 can be adjusted for the overall elevation angle by rotating the angle adjustment knob 20, and the adjusted elevation angle can be fixed by the locking nut 21, ensuring the stability of the signal reception and transmission of the array antenna.

[0033] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An array antenna for an unmanned aerial vehicle broadcast remote identification technology, characterized in that It includes a support rod (1), with a plug-in ball (2) provided at the lower end of the support rod (1). A plurality of support feet (3) are plugged on the outer side of the lower end of the plug-in ball (2). The upper end of the support rod (1) is fixedly connected with an elevation swivel (4). An elevation head (5) is rotatably connected inside the upper end of the elevation swivel (4). A recognition mechanism (6) is connected to the front end of the elevation head (5). A plurality of antenna mounts (7) are fixedly connected to the cylindrical side wall of the recognition mechanism (6). A plurality of recognition antennas (8) are rotatably connected to the front ends of the plurality of antenna mounts (7).

2. The array antenna of a drone broadcast remote identification technology according to claim 1, wherein: The recognition antenna (8) is rotatably connected to the front end of the antenna mount (7) through an angle adjustment head (9), and the angle adjustment head (9) is clamped inside the front end of the antenna mount (7) and rotatably connected to the antenna mount (7).

3. The array antenna of a drone broadcast remote identification technology according to claim 2, characterized in that: An outer electrode (10) is provided inside the outer side of the rear end of the angle adjustment head (9), and an inner electrode (11) is provided inside the center of the rear end of the angle adjustment head (9). Both the outer electrode (10) and the inner electrode (11) are connected to the recognition antenna (8) through wire harnesses.

4. The array antenna of a drone broadcast remote identification technology according to claim 3, characterized in that: An outer electric sheet (12) is provided at the rear end of the outer electrode (10), and the outer electrode (10) is rotatably connected inside the front end of the outer electric sheet (12). An inner electric sheet (13) is provided at the rear end of the inner electrode (11), and the inner electrode (11) is rotatably connected inside the front end of the inner electric sheet (13). Both the outer electric sheet (12) and the inner electric sheet (13) are provided inside the antenna mount (7) and connected to the recognition mechanism (6) through wire harnesses.

5. The array antenna of a drone broadcast remote identification technology according to claim 4, characterized in that: A connection jack (14) is provided inside the center of the rear end of the recognition mechanism (6). A connection plug (15) is fixedly connected to the upper side of the front end of the elevation head (5), and the connection plug (15) is plugged inside the connection jack (14). The recognition mechanism (6) is connected to the elevation head (5) through the connection jack (14) and the connection plug (15).

6. The array antenna of a drone broadcast remote identification technology according to claim 5, characterized in that: Limit slide heads (16) are slidably connected inside the centers of the left and right ends of the connection plug (15). A limit spring (17) is provided between the two limit slide heads (16). The two connection plugs (15) are elastically connected inside the connection plug (15) through the limit spring (17). Limit card slots are provided inside the centers of the inner walls of the left and right ends of the connection jack (14), and the two connection plugs (15) are respectively clamped inside the two limit card slots.

7. The array antenna of a drone broadcast remote identification technology according to claim 1, characterized in that: An angle adjustment gear (18) is rotatably connected to the lower end of the elevation head (5), and the angle adjustment gear (18) is rotatably connected inside the inner wall of the lower end of the elevation swivel (4) and meshes with the elevation head (5). A regulating screw (19) is fixedly connected to the center of the left end of the angle adjustment gear (18), and the right end of the regulating screw (19) penetrates through the right end outside the connection between the elevation swivel (4) and the support rod (1).

8. The array antenna for the drone broadcast remote identification technology according to claim 7, wherein: The left end of the adjusting stud (19) is fixedly connected with an angle-adjusting knob (20), and the angle-adjusting knob (20) is rotatably connected to the outer sides of the left ends of the support rod (1) and the elevation swivel base (4). The left side of the outer part of the adjusting stud (19) is sleeved with a locking nut (21), and the locking nut (21) is threadedly connected to the outer part of the adjusting stud (19). The locking nut (21) is located inside a locking groove arranged at the left end inside the joint of the support rod (1) and the elevation swivel base (4), and is located on the right side of the angle-adjusting knob (20).

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