Radar video vehicle detector for traffic

Abstract

The invention provides a radar video vehicle detector for traffic, and relates to the field of vehicle detectors, an unmanned aerial vehicle is provided with four wings, and four supporting legs are fixedly welded in the direction of the wings; a supporting shaft is fixedly mounted in the middle of the retainer and rotationally connected with the unmanned aerial vehicle through a bearing; the sliding rail is integrally in a circular ring shape and is connected with the retainer through a bearing seat; the fixing frame is slidably mounted in the sliding rail, can slide in the circumferential direction of the sliding rail and is used for fixing the vehicle detector; the rotation driving part is arranged at the top of the retainer and matched with the supporting shaft to drive the retainer to rotate relative to the unmanned aerial vehicle; the sliding rail driving part is arranged on the side wall of the retainer and used for driving the sliding rail to swing relative to the retainer; and the fixing frame driving part is arranged on the inner wall of the retainer and used for driving the retainer to slide on the inner wall of the sliding rail. The vehicle detector can be supported by the unmanned aerial vehicle, so that the vehicle detector can move in the air, and 360-degree detection of vehicle conditions at different positions is facilitated.

Description

Technical Field

[0001] The present invention relates to the field of vehicle detectors, in particular to a radar video vehicle detector used for traffic. Background Art

[0002] The number of vehicles on the road is increasing rapidly, and the traffic pressure is doubling. How to achieve safe and efficient road traffic has become an urgent problem to be solved. In the face of this situation, the Intelligent Transportation System (ITS) came into being. In the process of building an intelligent transportation system, the real-time collection and identification of traffic information is a key step. The collection of traffic information needs to be obtained through a traffic information collection system. The traffic information collection system uses sensors and cameras installed on the road and on vehicles to collect, process and publish dynamic information such as traffic flow, driving speed, control information, road conditions, parking lots, weather, etc.

[0003] However, in actual use, we found that the traditional vehicle detector was fixed on the roadside cable pole, which limited its monitoring area. At the same time, when vehicles were stuck in congestion, it was impossible to obtain vehicle information in time, resulting in difficulties in traffic diversion. For this reason, we made improvements and proposed a radar video vehicle detector for traffic. Summary of the invention

[0004] The purpose of the present invention is to provide a radar video vehicle detector for traffic, which uses a drone as a carrier to facilitate movement and can automatically switch angles for vehicle information at different positions and corners to meet the needs of vehicle information acquisition.

[0005] In order to achieve the above-mentioned object of the invention, the present invention provides a radar video vehicle detector for traffic, comprising: The drone has four wings, and four supporting legs are fixedly welded along the wings. The supporting legs are convenient for supporting the drone, and the wings are used to carry the drone for takeoff; A holder, a support shaft is fixedly installed in the middle, the support shaft is rotatably connected to the drone through a bearing, and the holder can rotate relative to the drone through the support shaft; The slide rail is in an annular shape as a whole and is connected to the retaining frame through a bearing seat. The slide rail can rotate relative to the retaining frame through the bearing seat; A fixing frame is slidably mounted inside the slide rail and can slide along the circumferential direction of the slide rail to fix the vehicle inspection device; A rotation drive component, disposed on the top of the holder and cooperating with the support shaft to drive the holder to rotate relative to the drone; A slide rail driving component, arranged on the side wall of the retaining frame and used for driving the slide rail to swing relative to the retaining frame; The fixing frame driving component is arranged on the inner wall of the retaining frame and is used for driving the retaining frame to slide on the inner wall of the slide rail.

[0006] As a preferred technical solution of the present invention, the retaining frame includes a front plate and a rear plate, which are fixedly connected by pins, and an installation space is formed between the front plate and the rear plate, wherein the front plate and the rear plate are C-shaped as a whole and the inner diameter is larger than the outer diameter of the slide rail, the slide rail can rotate in the retaining frame, and the front plate and the rear plate are used to fix various components.

[0007] As a preferred technical solution of the present invention, horizontal axes are arranged on both sides of the slide rail, the horizontal axes are installed on the inner ring of the bearing of the bearing seat, the two ends of the bearing seat are respectively fixedly connected to the front plate and the rear plate, and the horizontal axes can rotate in the bearing seat.

[0008] As a preferred technical solution of the present invention, the slide rail driving component includes a slide rail driving motor fixedly mounted on the side wall of the retaining frame, the output end of the slide rail driving motor is fixedly connected to a slide rail gear 1, the slide rail gear 1 is connected to a slide rail gear 2 through a synchronous belt transmission, the slide rail gear 2 is fixedly mounted on one end of the horizontal axis, the slide rail driving motor drives the slide rail gear 1 to rotate, and drives the slide rail gear 2 to move through the synchronous belt, thereby driving the slide rail to perform degree detection along the Y-axis direction.

[0009] As a preferred technical solution of the present invention, the inner wall of the slide rail is provided with a slide groove, the fixed frame is slidably installed on the inner wall of the slide groove through a circular ring slider, the fixed frame driving component includes a fixed frame driving motor fixedly installed on the inner wall of the retaining frame, the output end of the fixed frame driving motor is fixedly connected with a fixed frame driving gear 1, the outer wall of the fixed frame driving gear 1 is fixedly connected with a fixed frame driving gear 2 through a synchronous belt, the fixed frame driving gear 2 has the same diameter as the fixed frame and is installed on the back of the fixed frame, and the fixed frame driving motor drives the fixed frame driving gear 1 to rotate when it works, and drives the fixed frame driving gear 2 to rotate through the synchronous belt, thereby driving the fixed frame to rotate along the Z-axis direction.

[0010] As a preferred technical solution of the present invention, the rotation driving component includes a rotation driving motor fixedly mounted on the top of the retaining frame, the output end of the rotation driving motor is fixedly connected with a rotation driving gear 1, the rotation driving gear 1 is connected with a rotation driving gear 2 through a synchronous belt transmission, the rotation driving gear 2 is fixedly mounted on the outer wall of the support shaft, the rotation driving motor drives the rotation driving gear 1 to rotate and then drives the rotation driving gear 2 through the synchronous belt transmission to drive the support shaft to rotate, thereby driving the entire retaining frame to rotate, and performing degree detection along the X-axis direction.

[0011] As a preferred technical solution of the present invention, the fixing frame comprises a fixing collar slidably mounted on a slide rail, and a plurality of fixing holes are opened in the middle of the fixing collar; The fixing frame also includes a clamping frame, which is detachably connected to a fixing hole 1 on the fixing collar through a bolt assembly 1, and the clamping frame can be clamped in different fixing holes 1 through the bolt assembly 1. The side wall of the bracket is provided with a second fixing hole, and the vehicle detector is detachably connected to the second fixing hole on the bracket through a second bolt assembly, and the vehicle detector can be clamped in different second fixing holes through the second bolt assembly.

[0012] As a preferred technical solution of the present invention, the vehicle inspection device includes a processing chip, a camera, a wireless transceiver module, an encoder, a microwave radar sensor, a GPS positioning module and a power supply module arranged inside it, and the power supply module is used to supply power to the vehicle inspection device, and the camera, wireless transceiver module, encoder, microwave radar sensor, GPS positioning module are electrically connected to the processing chip.

[0013] Compared with the prior art, the present invention has the following beneficial effects: In the scheme of the present invention: 1. Through the arrangement of the drone, the cage, the slide rail, the fixed frame, the rotating drive component, the slide rail drive component and the fixed frame drive component, the vehicle inspection device is installed on the fixed frame and can be carried by the drone, so as to move in the air, so as to facilitate the detection of the vehicle conditions at different positions. During the monitoring, the rotating drive motor drives the rotating drive gear 1 to rotate, and then drives the supporting shaft to rotate through the synchronous belt transmission rotating drive gear 2, thereby driving the entire cage to rotate, and performing 360-degree detection along the X-axis direction, the slide rail drive motor drives the slide rail gear 1 to rotate, and drives the slide rail gear 2 to move through the synchronous belt, thereby driving the slide rail to perform 360-degree detection along the Y-axis direction, the fixed frame drive motor drives the fixed frame drive gear 1 to rotate, and drives the fixed frame drive gear 2 to rotate through the synchronous belt, thereby driving the fixed frame to rotate 360 ​​degrees along the Z-axis direction, so as to achieve all-round coverage detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic diagram of the three-dimensional structure of a radar video vehicle detector for traffic provided by the present invention; Figure 2 This is a schematic diagram of the main structure of the radar video vehicle detector for traffic provided by the present invention; Figure 3 A schematic diagram of the side structure of a radar video vehicle detector for traffic provided by the present invention; Figure 4 A schematic diagram of the structure of the radar video vehicle detector for traffic provided by the present invention; Figure 5 The radar video vehicle inspection device for traffic provided by the present invention Figure 4 A schematic diagram of the second perspective structure; Figure 6 A schematic diagram of the structure of a vehicle detector system of a radar video vehicle detector for traffic provided by the present invention.

[0015] Indicated in the figure: 1. UAV; 11. Wings; 12. Support legs; 2. Cage; 21. Support shaft; 22. Rear plate; 23. Front plate; 24. Pin; 3. Slide rail; 31. Bearing seat; 32. Horizontal axis; 4. Fixing frame; 41. Fixing collar; 42. Fixing hole 1; 43. Clamping frame; 44. Bolt assembly 1; 45. Fixing hole 2; 46. Bolt assembly 2; 5. Vehicle inspection device; 51. Processing chip; 52. Camera; 53. Wireless transceiver module; 54. Encoder; 55. Microwave radar sensor; 56. GPS positioning module; 57. Power module; 6. Rotation drive component; 61. Rotation drive motor; 62. Rotation drive gear 1; 63. Rotation drive gear 2; 7. Slide rail drive component; 71. Slide rail drive motor; 72. Slide rail gear 1; 73. Slide rail gear 2; 8. Fixed frame driving component; 81. Fixed frame driving motor; 82. Fixed frame driving gear 1. DETAILED DESCRIPTION

[0016] To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them.

[0017] See also Figures 1 to 6 The present invention provides a technical solution: a radar video vehicle detector for traffic, comprising: The drone 1 has four wings 11, and four support legs 12 are fixedly welded along the wings 11. The support legs 12 are convenient for supporting the drone 1, and the wings 11 are used to carry the drone for takeoff; The holder 2 has a support shaft 21 fixedly mounted in the middle, and the support shaft 21 is rotatably connected to the drone 1 through a bearing, and the holder 2 can rotate relative to the drone through the support shaft 21; The slide rail 3 is annular in shape and connected to the retaining frame 2 through a bearing seat 31. The slide rail 3 can rotate relative to the retaining frame 2 through the bearing seat 31. A fixing frame 4 is slidably mounted inside the slide rail 3 and can slide along the circumferential direction of the slide rail 3 to fix the vehicle inspection device 5; A rotation driving component 6, which is arranged on the top of the holder 2 and cooperates with the support shaft 21 to drive the holder 2 to rotate relative to the drone 1; A slide rail driving component 7, arranged on the side wall of the retaining frame 2, and used for driving the slide rail 3 to swing relative to the retaining frame 2; The fixing frame driving component 8 is arranged on the inner wall of the retaining frame 2 and is used for driving the retaining frame 2 to slide on the inner wall of the slide rail 3 .

[0018] As a preferred embodiment, on the basis of the above method, further, the retaining frame 2 includes a front plate 23 and a rear plate 22, and the front plate 23 and the rear plate 22 are fixedly connected by a pin 24, and an installation space is formed between the front plate 23 and the rear plate 22, wherein the front plate 23 and the rear plate 22 are C-shaped as a whole and the inner diameter is larger than the outer diameter of the slide rail 3, and the slide rail 3 can rotate in the retaining frame 2, and the front plate 23 and the rear plate 22 are used to fix various components.

[0019] Horizontal shafts 32 are provided on both sides of the slide rail 3 , and the horizontal shafts 32 are installed on the inner ring of the bearing of the bearing seat 31 . The two ends of the bearing seat 31 are fixedly connected to the front plate 23 and the rear plate 22 respectively, and the horizontal shaft 32 can rotate in the bearing seat 31 .

[0020] The slide rail driving component 7 includes a slide rail driving motor 71 fixedly mounted on the side wall of the retaining frame 2, the output end of the slide rail driving motor 71 is fixedly connected to a slide rail gear 1 72, the slide rail gear 1 72 is connected to a slide rail gear 2 73 through a synchronous belt transmission, the slide rail gear 2 73 is fixedly mounted on one end of the horizontal shaft 32, the slide rail driving motor drives the slide rail gear 1 to rotate, and drives the slide rail gear 2 to move through the synchronous belt, thereby driving the slide rail to perform 360-degree detection along the Y-axis direction.

[0021] As a preferred embodiment, on the basis of the above-mentioned method, further, the inner wall of the slide rail 3 is provided with a slide groove, and the fixed frame 4 is slidably installed on the inner wall of the slide groove through a circular slider, and the fixed frame driving component 8 includes a fixed frame driving motor 81 fixedly installed on the inner wall of the retaining frame 2, and the output end of the fixed frame driving motor 81 is fixedly connected with a fixed frame driving gear 1 82, and the outer wall of the fixed frame driving gear 1 82 is fixedly connected with a fixed frame driving gear 2 through a synchronous belt. The fixed frame driving gear 2 has the same diameter as the fixed frame 4 and is installed on the back of the fixed frame 4. The fixed frame driving motor drives the fixed frame driving gear 1 to rotate when it works, and drives the fixed frame driving gear 2 to rotate through the synchronous belt, thereby driving the fixed frame to rotate 360 ​​degrees along the Z-axis direction.

[0022] The rotation driving component 6 includes a rotation driving motor 61 fixedly mounted on the top of the retaining frame 2, the output end of the rotation driving motor 61 is fixedly connected to a rotation driving gear 1 62, the rotation driving gear 1 62 is connected to a rotation driving gear 2 63 through a synchronous belt transmission, the rotation driving gear 2 63 is fixedly mounted on the outer wall of the support shaft 21, the rotation driving motor drives the rotation driving gear 1 to rotate and then drives the rotation driving gear 2 through the synchronous belt transmission to drive the support shaft to rotate, thereby driving the entire retaining frame to rotate, and performing 360-degree detection along the X-axis direction.

[0023] The fixing frame 4 includes a fixing collar 41 slidably mounted on the slide rail 3, and a plurality of fixing holes 42 are opened in the middle of the fixing collar 41; The fixing frame 4 also includes a clamping frame 43, which is detachably connected to a fixing hole 42 on the fixing collar 41 through a bolt assembly 44. The clamping frame 43 can be clamped in different fixing holes 42 through the bolt assembly 44. A second fixing hole 45 is provided on the side wall of the bracket 43, and the vehicle detector 5 is detachably connected to the second fixing hole 45 on the bracket 43 through a second bolt assembly 46. The vehicle detector 5 can be clamped in different fixing holes 45 through the second bolt assembly 46. The first bolt assembly 44 and the second bolt assembly 46 both include a nut and a nut, and the nut is mounted on the nut to achieve fixation.

[0024] As a preferred embodiment, on the basis of the above-mentioned method, further, the vehicle inspection device 5 includes a processing chip 51, a camera 52, a wireless transceiver module 53, an encoder 54, a microwave radar sensor 55, a GPS positioning module 56 and a power module 57 arranged therein, the power module 57 is used to supply power to the vehicle inspection device 5, the camera 52, the wireless transceiver module 53, the encoder 54, the microwave radar sensor 55, the GPS positioning module 56 are electrically connected to the processing chip 51, the camera 52 is used for recording and taking pictures, the wireless transceiver module 53 is used for receiving and transmitting data, the encoder 54 is used for program editing, the microwave radar sensor 55 is used to detect vehicles, the GPS positioning module 56 is used for positioning, and the power module 57 is used to supply power to the vehicle inspection device 5.

[0025] Specifically, when the radar video vehicle inspection device for traffic is working / in use: the vehicle inspection device 5 is installed on the fixed frame 4, and can be carried by the drone 1, so as to move in the air, so as to facilitate the detection of vehicle conditions at different positions. During monitoring, the rotary drive motor 61 drives the rotary drive gear 1 62 to rotate, and then drives the support shaft 21 to rotate through the synchronous belt drive rotary drive gear 2 63, thereby driving the entire retaining frame 2 to rotate, and performing 360-degree detection along the X-axis direction, and the slide rail drive motor 71 drives the slide rail gear 1 72 to rotate, and drives the slide rail through the synchronous belt. The gear 2 73 moves, thereby driving the slide rail 3 to perform 360-degree detection along the Y-axis direction. The fixed frame drive motor 81 works to drive the fixed frame drive gear 1 82 to rotate, and drives the fixed frame drive gear 2 to rotate through the synchronous belt, thereby driving the fixed frame 4 to rotate 360 ​​degrees along the Z-axis direction. In this way, all-round coverage detection can be achieved. The camera 52 is used for recording and taking pictures, the microwave radar sensor 55 is used to detect vehicles, and the GPS positioning module 56 is used for vehicle positioning. The acquired data is processed by the processing chip 51 and then sent to the terminal for monitoring via the wireless transceiver module 53.

[0026] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. A radar video vehicle detector for traffic, characterized in that: include: The drone (1) has four wings (11) and four supporting legs (12) fixedly welded along the wings (11); A retaining frame (2) having a support shaft (21) fixedly mounted in the middle thereof, wherein the support shaft (21) is rotatably connected to the drone (1) via a bearing; The slide rail (3) is generally annular and connected to the retaining frame (2) via a bearing seat (31); A fixing frame (4) is slidably mounted inside the slide rail (3) and can slide along the circumferential direction of the slide rail (3) to fix the vehicle inspection device (5); A rotation drive component (6) disposed on the top of the retaining frame (2) and cooperating with the support shaft (21) to drive the retaining frame (2) to rotate relative to the drone (1); A slide rail driving component (7) disposed on a side wall of the retaining frame (2) and used for driving the slide rail (3) to swing relative to the retaining frame (2); The fixing frame driving component (8) is arranged on the inner wall of the retaining frame (2) and is used to drive the retaining frame (2) to slide on the inner wall of the slide rail (3).

2. The radar video vehicle detector for traffic according to claim 1, characterized in that: The retaining frame (2) comprises a front plate (23) and a rear plate (22), wherein the front plate (23) and the rear plate (22) are fixedly connected via a pin (24), and an installation space is formed between the front plate (23) and the rear plate (22), wherein the front plate (23) and the rear plate (22) are overall C-shaped and have an inner diameter greater than an outer diameter of the slide rail (3).

3. The radar video vehicle detector for traffic according to claim 2, characterized in that: Horizontal shafts (32) are provided on both sides of the slide rail (3), and the horizontal shafts (32) are mounted on the inner ring of the bearing of the bearing seat (31). The two ends of the bearing seat (31) are respectively fixedly connected to the front plate (23) and the rear plate (22).

4. The radar video vehicle detector for traffic according to claim 1, characterized in that: The slide rail driving component (7) comprises a slide rail driving motor (71) fixedly mounted on the side wall of the retaining frame (2); the output end of the slide rail driving motor (71) is fixedly connected to a slide rail gear 1 (72); the slide rail gear 1 (72) is connected to a slide rail gear 2 (73) via a synchronous belt drive; the slide rail gear 2 (73) is fixedly mounted on one end of the horizontal shaft (32).

5. The radar video vehicle detector for traffic according to claim 1, characterized in that: The inner wall of the slide rail (3) is provided with a slide groove, the fixed frame (4) is slidably mounted on the inner wall of the slide groove via a circular slider, the fixed frame driving component (8) comprises a fixed frame driving motor (81) fixedly mounted on the inner wall of the retaining frame (2), the output end of the fixed frame driving motor (81) is fixedly connected to a fixed frame driving gear 1 (82), the outer wall of the fixed frame driving gear 1 (82) is fixedly connected to a fixed frame driving gear 2 via a synchronous belt, the fixed frame driving gear 2 has the same diameter as the fixed frame (4) and is mounted on the back of the fixed frame (4).

6. The radar video vehicle detector for traffic according to claim 1, characterized in that: The rotary drive component (6) comprises a rotary drive motor (61) fixedly mounted on the top of the retaining frame (2); the output end of the rotary drive motor (61) is fixedly connected to a rotary drive gear 1 (62); the rotary drive gear 1 (62) is connected to a rotary drive gear 2 (63) via a synchronous belt transmission; the rotary drive gear 2 (63) is fixedly mounted on the outer wall of the support shaft (21).

7. The radar video vehicle detector for traffic according to claim 1, characterized in that: The fixing frame (4) comprises a fixing collar (41) slidably mounted on the slide rail (3), and a plurality of fixing holes (42) are formed in the middle of the fixing collar (41); The fixing frame (4) further comprises a clamping frame (43), wherein the clamping frame (43) is detachably connected to a fixing hole (42) on the fixing collar (41) via a bolt assembly (44). A second fixing hole (45) is provided on the side wall of the bracket (43), and the vehicle inspection device (5) is detachably connected to the second fixing hole (45) on the bracket (43) via a second bolt assembly (46).

8. The radar video vehicle detector for traffic according to claim 1, characterized in that: The vehicle inspection device (5) comprises a processing chip (51), a camera (52), a wireless transceiver module (53), an encoder (54), a microwave radar sensor (55), a GPS positioning module (56) and a power module (57) arranged therein; the power module (57) is used to supply power to the vehicle inspection device (5); and the camera (52), the wireless transceiver module (53), the encoder (54), the microwave radar sensor (55), and the GPS positioning module (56) are electrically connected to the processing chip (51).

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