Roadside vehicle detection device based on radar infrared magnetic induction three-mode perception

Abstract

The utility model discloses a roadside vehicle detection device based on radar infrared magnetic induction three-mode perception, and particularly relates to the technical field of traffic parking. The roadside vehicle detection device based on radar infrared magnetic induction three-mode sensing comprises a vertical pile and a road edge clamping seat fixedly connected to the bottom end of the vertical pile, the road edge clamping seat is arranged on the road edge of the roadside, a pair of mounting structures is arranged on the road edge clamping seat, each mounting structure comprises a rotating screw rod, a fastening block and a rotating head, and the rotating screw rods are connected with the fastening blocks. A rising and falling driving structure used for driving the rotating auxiliary arm to rotate is arranged in the vertical pile, a buffering rotating structure is arranged at one end of the rotating auxiliary arm, a rotating main arm is arranged at the end, opposite to the rotating auxiliary arm, of the buffering rotating structure, and a parking detection module is arranged in the rotating main arm. According to the utility model, the technical problems that the roadside parking detection content in the related technology affects the planning of later road utilization, the subsequent maintenance is inconvenient, and the labor cost and the labor amount are increased are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of traffic parking, and more specifically, to a roadside vehicle detection device based on radar, infrared and magnetic induction three-mode perception. Background Art

[0002] With the improvement of people's living standards, cars have become people's daily means of transportation. With the increasing number of cars, roadside parking has become one of the urgent problems to be solved, which has attracted the attention of traffic management departments. Therefore, roadside vehicle detection is particularly important.

[0003] Traditional roadside parking detection systems primarily involve spray-painted circles, ground sensors, and handheld devices. These methods involve spray-painting markings on the ground, which impacts future road use planning. Ground sensors require road surface damage for installation, which inconveniences subsequent maintenance. Handheld devices, on the other hand, increase labor costs and workload. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, an embodiment of the present invention provides a roadside vehicle detection device based on radar, infrared and magnetic induction three-mode perception. The technical problem to be solved by the present invention is: the roadside parking detection content of the related technology affects the planning of later road utilization, causes inconvenience in subsequent maintenance, and increases labor costs and labor.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a roadside vehicle detection device based on radar, infrared and magnetic induction three-mode perception, comprising a stake and a curb holder fixedly connected to the bottom end of the stake, the curb holder being arranged on the curb of the roadside, a pair of mounting structures being arranged on the curb holder, one side of the stake being rotatably connected to a rotating auxiliary arm through a rotating shaft, a lifting and lowering driving structure for driving the rotating auxiliary arm to rotate being arranged inside the stake, a buffer rotating structure being arranged at one end of the rotating auxiliary arm, a rotating main arm being arranged at the end of the buffer rotating structure facing away from the rotating auxiliary arm, and a parking detection module being arranged inside the rotating main arm.

[0006] In a preferred embodiment, the mounting structure includes a rotating screw, a fastening block and a rotating head, the rotating screw is threadedly connected to the side of the curb holder, the fastening block is fixedly connected to one end of the rotating screw, and the rotating head is fixedly connected to the other end of the rotating screw.

[0007] In a preferred embodiment, a drive groove is provided inside the pile, and the lifting and lowering drive structure includes a worm gear, a worm and a rotating device. The worm gear is provided in the drive groove, and the worm gear is fixedly connected to one end of the rotating shaft of the rotating auxiliary arm. The worm gear is connected to the worm gear, the output end of the rotating device is fixedly connected to one end of the worm, and the rotating device is fixedly connected to the inner wall of the drive groove, and the worm gear is rotatably mounted on the inner wall of the drive groove.

[0008] In a preferred embodiment, the buffering rotation structure includes a rotating inner seat 1, a rotating outer seat 1, a rotating inner seat 2, a rotating outer seat 2, a torsion spring shaft 1 and a torsion spring shaft 2. The rotating inner seat 1, the rotating outer seat 1, the rotating inner seat 2 and the rotating outer seat 2 are sequentially arranged at one end of the rotating auxiliary arm. The rotating inner seat 1 is fixedly connected to the rotating auxiliary arm, and the rotating outer seat 2 is fixedly connected to the rotating main arm. A torsion spring shaft 1 is provided on the inner side of the rotating outer seat 1, and the rotating outer seat 1 is rotatably connected to the rotating inner seat 1 through the torsion spring shaft 1. A torsion spring shaft 2 is provided on the inner side of the rotating outer seat 2, and the rotating outer seat 2 is rotatably connected to the rotating inner seat 2 through the torsion spring shaft 2.

[0009] In a preferred embodiment, the rotation directions of the torsion spring rotating shaft 2 and the torsion spring rotating shaft 1 are opposite.

[0010] In a preferred embodiment, a rubber cylinder is provided on the outside of the buffer rotation structure, a folding edge is provided on the rubber cylinder, both ends of the rubber cylinder are fixedly connected to fixed plates, and a pair of fixed plates are respectively fixedly connected to the rotating auxiliary arm and the rotating main arm.

[0011] In a preferred embodiment, a hidden groove is provided on the rotating main arm, and the parking detection module is arranged in the hidden groove. The parking detection module is provided with a radar module, an infrared sensor, a geomagnetic chip, a camera module, a control chip and an NBIOT module.

[0012] In a preferred embodiment, reflective strips and rubber protective strips are provided on both sides of the rotating main arm.

[0013] The technical effects and advantages of this utility model are:

[0014] 1. The utility model is a roadside vehicle detection device based on radar, infrared and magnetic three-mode sensing. By setting a retractable rotating auxiliary arm and a rotating main arm, parking spaces are planned by partitioning the parking area on the roadside. In conjunction with the parking detection module set on the rotating main arm, parking can be planned and vehicles can be detected by radar, infrared and magnetic three-mode sensing. It can also meet the recognition effect of license plate information. Therefore, there is no need for ground marking, ground excavation or the use of handheld devices to complete roadside vehicle detection, and the detection accuracy is high.

[0015] 2. The utility model is a roadside vehicle detection device based on radar, infrared and magnetic induction three-mode perception. By setting a mounting structure and a curb holder, the entire roadside vehicle detection device can be flexibly disassembled and assembled on the roadside curb in conjunction with the mounting structure and the curb holder. While meeting the convenience of disassembly and assembly, it can avoid occupying the road planning. Moreover, due to the rotatable setting of the rotating auxiliary arm and the rotating main arm, the roadside parking area can be switched between parking and traffic.

[0016] 3. The utility model is a roadside vehicle detection device based on radar, infrared and magnetic induction three-mode perception. By arranging a buffer rotation structure on the rotating auxiliary arm and the rotating main arm, the buffer rotation structure can give the rotating auxiliary arm and the rotating main arm a torsion spring rotation effect in the front and rear directions, thereby reducing the damage to the rotating auxiliary arm and the rotating main arm caused by vehicle collision. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 For this utility model Figure 1 Schematic diagram of the structure without the rubber cartridge.

[0019] Figure 3 This is a structural schematic diagram of the curb holder and installation structure of the utility model.

[0020] Figure 4 It is a cross-sectional view of the pile of the present utility model.

[0021] Figure 5 For this utility model Figure 2 Enlarged view of part A in the middle.

[0022] Figure 6 It is a structural schematic diagram of the rubber cartridge of the present utility model.

[0023] The accompanying drawings are marked as follows: 1. Stake; 2. Curb holder; 3. Mounting structure; 31. Rotating screw; 32. Fastening block; 33. Rotating head; 4. Rotating auxiliary arm; 5. Lifting and lowering drive structure; 51. Worm gear; 52. Worm; 53. Rotating device; 6. Buffering rotation structure; 61. Rotating inner seat one; 62. Rotating outer seat one; 63. Rotating inner seat two; 64. Rotating outer seat two; 65. Torsion spring shaft one; 66. Torsion spring shaft two; 7. Rotating main arm; 8. Parking detection module; 9. Drive groove; 10. Rubber cylinder; 11. Fixed plate; 12. Hidden groove; 13. Reflective strip; 14. Rubber protective strip. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figures 1-6 The utility model provides a roadside vehicle detection device based on radar, infrared and magnetic induction three-mode perception, including a stake 1 and a curb holder 2 fixedly connected to the bottom end of the stake 1. The curb holder 2 is set on the curb on the side of the road. Because curbs are set on one side of the roadside parking area, the curb is mainly set in a long rectangular shape. By utilizing the installation surface of the curb, it is convenient to install the roadside vehicle detection device. A pair of mounting structures 3 are set on the curb holder 2. One side of the stake 1 is rotatably connected to a rotating auxiliary arm 4 through a rotating shaft. The interior of the stake 1 is provided with a useful A lifting and lowering driving structure 5 is provided for driving the rotating auxiliary arm 4 to rotate. A buffer rotating structure 6 is provided at one end of the rotating auxiliary arm 4. A rotating main arm 7 is provided at the end of the buffer rotating structure 6 facing away from the rotating auxiliary arm 4. A parking detection module 8 is provided inside the rotating main arm 7. The rotation setting of the rotating auxiliary arm 4 can enable the rotating main arm 7 to be controlled to lift and lower. By setting up multiple groups of roadside vehicle detection devices, the parking area can be planned in a partitioned manner. In this application, the total design length of the rotating auxiliary arm 4 and the rotating main arm 7 should be within the range of 1-1.5m.

[0026] The mounting structure 3 includes a rotating screw 31, a fastening block 32 and a rotating head 33. The rotating screw 31 is threadedly connected to the side of the curb holder 2, the fastening block 32 is fixedly connected to one end of the rotating screw 31, and the rotating head 33 is fixedly connected to the other end of the rotating screw 31. In this application, the rotating head 33 adopts a hexagonal setting, which is convenient for twisting with a wrench tool.

[0027] Specifically, by inserting the curb holder 2 onto the curb, the rotating head 33 can be controlled to rotate to drive the rotating screw 31 to be threaded into the curb holder 2, so that a pair of fastening blocks 32 can abut against both sides of the curb, thereby stabilizing the installation position of the roadside vehicle detection device.

[0028] A driving groove 9 is provided inside the pile 1, and the lifting and lowering driving structure 5 includes a worm gear 51, a worm 52 and a rotating device 53. The worm gear 51 is provided in the driving groove 9, and the worm gear 51 is fixedly connected to one end of the rotating shaft of the rotating auxiliary arm 4, and the worm 52 is transmission-connected to the worm gear 51. The output end of the rotating device 53 is fixedly connected to one end of the worm 52, and the rotating device 53 is fixedly connected to the inner wall of the driving groove 9. The worm 52 is rotatably mounted on the inner wall of the driving groove 9, and the worm 52 can be mounted on the inner wall of the driving groove 9 through a bearing seat. In this application, the rotating device 53 adopts a rotating motor, which drives the worm 52 to rotate through the rotating device 53, so that the worm 52 drives the rotating auxiliary arm 4 to rotate through the worm gear 51. By setting up a multi-area roadside vehicle detection device, the rotating auxiliary arm 4 can drive the rotating main arm 7 to perform parking planning in the parking area. When the parking area needs to be open to traffic, the rotating main arm 7 can be lifted to a vertical state.

[0029] The buffering rotation structure 6 includes a rotating inner seat 61, a rotating outer seat 62, a rotating inner seat 63, a rotating outer seat 64, a torsion spring shaft 65 and a torsion spring shaft 66. The rotating inner seat 61, the rotating outer seat 62, the rotating inner seat 63 and the rotating outer seat 64 are arranged in sequence at one end of the rotating auxiliary arm 4. The rotating inner seat 61 is fixedly connected to the rotating auxiliary arm 4, and the rotating outer seat 2 64 is fixedly connected to the rotating main arm 7. A torsion spring shaft 65 is provided on the inner side of the rotating outer seat 62. The rotating outer seat 62 is rotatably connected to the rotating inner seat 61 through the torsion spring shaft 65. A torsion spring shaft 2 66 is provided on the inner side of the rotating outer seat 2 64. The rotating outer seat 2 64 is rotatably connected to the rotating inner seat 2 63 through the torsion spring shaft 2 66. In this application, the torsion spring shaft is composed of a torsion spring and a shaft, and the torsion spring can give the shaft a torsional force for resetting.

[0030] The rotation directions of the torsion spring shaft 2 66 and the torsion spring shaft 1 65 are oppositely arranged. The torsion spring shaft 2 66 and the torsion spring shaft 1 65 are arranged to rotate in opposite directions. When the rotating main arm 7 receives a collision in the front or rear direction, the rotating outer seat 1 62 and the rotating inner seat 1 61 can be adaptively rotated, or the rotating outer seat 2 64 and the rotating inner seat 2 63 can be adaptively rotated. After the collision force is released, they can also be reset by the torsional force of the torsion spring. The advantage of this design is that it can effectively avoid the problem of impact fracture of the rotating main arm 7 and the rotating auxiliary arm 4, which is safer.

[0031] A rubber cylinder 10 is provided on the outside of the buffer rotation structure 6, and a folding edge is provided on the rubber cylinder 10. Both ends of the rubber cylinder 10 are fixedly connected to fixed plates 11. A pair of fixed plates 11 are respectively fixedly connected to the rotating auxiliary arm 4 and the rotating main arm 7. The rubber cylinder 10 can be adaptively bent through the folding edge. The rubber cylinder 10 is located on the outside of the buffer rotation structure 6, which can provide dustproof and waterproof protection for the buffer rotation structure 6, thereby improving the durability of the buffer rotation structure 6.

[0032] A hidden groove 12 is provided on the rotating main arm 7, and the parking detection module 8 is arranged in the hidden groove 12. The parking detection module 8 is equipped with a radar module, an infrared sensor, a geomagnetic chip, a camera module, a control chip and an NB IOT module. The parking detection module 8 is arranged in the hidden groove 12 to have an internal hidden effect, which can improve the anti-collision and waterproof protection of the parking detection module 8.

[0033] When the parking detection module 8 is working, the control chip can be responsible for executing the geomagnetic algorithm, radar algorithm and infrared algorithm, coordinating the logical flow of each module, and performing low-power processing, etc. The control chip uses the calculation algorithm of the existing computer, so it will not be described in detail here. The geomagnetic chip can be responsible for collecting the vehicle's magnetic field data and sending it to the control chip for processing. The radar module is responsible for collecting vehicle radar data and sending it to the control chip for processing. The infrared sensor uses the infrared principle to sense the vehicle status data and sends it to the control chip. The above radar, infrared and magnetic sensing three-mode module is used to realize vehicle information detection, which can improve the detection accuracy. The camera module is responsible for collecting vehicle license plate information and sending it to the control chip for processing. The NB IOT module is responsible for interactive communication with the traffic base station and sending business data to the traffic server background.

[0034] Reflective strips 13 and rubber protective strips 14 are provided on both sides of the rotating main arm 7. The reflective strips 13 provided on the rotating main arm 7 can improve the eye-catching effect of reflection at night, and the rubber protective strips 14 can increase the wear-resistant protection of the rotating main arm 7 against collision.

Claims

1. A roadside vehicle detection device based on radar, infrared and magnetic induction three-mode perception, comprising a stake (1) and a curb holder (2) fixedly connected to the bottom end of the stake (1), the curb holder (2) being arranged on a curb on the side of the road, and a pair of mounting structures (3) being arranged on the curb holder (2), characterized in that: One side of the pile (1) is rotatably connected to a rotating auxiliary arm (4) via a rotating shaft; a lifting and lowering driving structure (5) for driving the rotating auxiliary arm (4) to rotate is provided inside the pile (1); a buffer rotating structure (6) is provided at one end of the rotating auxiliary arm (4); a rotating main arm (7) is provided at the end of the buffer rotating structure (6) facing away from the rotating auxiliary arm (4); and a parking detection module (8) is provided inside the rotating main arm (7).

2. The roadside vehicle detection device based on radar, infrared and magnetic induction triple-mode sensing according to claim 1, characterized in that: The mounting structure (3) comprises a rotating screw (31), a fastening block (32) and a rotating head (33); the rotating screw (31) is threadedly connected to the side of the curb holder (2); the fastening block (32) is fixedly connected to one end of the rotating screw (31); and the rotating head (33) is fixedly connected to the other end of the rotating screw (31).

3. The roadside vehicle detection device based on radar, infrared and magnetic induction triple-mode sensing according to claim 1, characterized in that: A driving groove (9) is provided inside the pile (1), and the lifting and lowering driving structure (5) comprises a worm wheel (51), a worm (52) and a rotating device (53). The worm wheel (51) is provided in the driving groove (9), and the worm wheel (51) is fixedly connected to one end of the rotating shaft of the rotating auxiliary arm (4). The worm (52) is transmission-connected to the worm wheel (51). The output end of the rotating device (53) is fixedly connected to one end of the worm (52), and the rotating device (53) is fixedly connected to the inner wall of the driving groove (9). The worm (52) is rotatably mounted on the inner wall of the driving groove (9).

4. The roadside vehicle detection device based on radar, infrared and magnetic induction triple-mode sensing according to claim 1, characterized in that: The buffer rotation structure (6) includes a rotating inner seat (61), a rotating outer seat (62), a rotating inner seat (63), a rotating outer seat (64), a torsion spring rotating shaft (65) and a torsion spring rotating shaft (66). The rotating inner seat (61), the rotating outer seat (62), the rotating inner seat (63) and the rotating outer seat (64) are sequentially arranged at one end of the rotating auxiliary arm (4). The rotating inner seat (61) is fixedly connected to the rotating auxiliary arm (4). The second rotating outer seat (64) is fixedly connected to the rotating main arm (7); a torsion spring rotating shaft (65) is provided on the inner side of the first rotating outer seat (62); the first rotating outer seat (62) is rotatably connected to the first rotating inner seat (61) via the torsion spring rotating shaft (65); a second torsion spring rotating shaft (66) is provided on the inner side of the second rotating outer seat (64); the second rotating outer seat (64) is rotatably connected to the second rotating inner seat (63) via the torsion spring rotating shaft (66).

5. The roadside vehicle detection device based on radar, infrared and magnetic induction triple-mode sensing according to claim 4 is characterized in that: The rotation directions of the torsion spring rotating shaft 2 (66) and the torsion spring rotating shaft 1 (65) are opposite.

6. The roadside vehicle detection device based on radar, infrared and magnetic induction triple-mode sensing according to claim 5, characterized in that: A rubber cylinder (10) is provided on the outer side of the buffer rotation structure (6), and a folding edge is provided on the rubber cylinder (10). Both ends of the rubber cylinder (10) are fixedly connected to fixed disks (11), and a pair of fixed disks (11) are respectively fixedly connected to the rotating auxiliary arm (4) and the rotating main arm (7).

7. The roadside vehicle detection device based on radar, infrared and magnetic induction triple-mode sensing according to claim 1, characterized in that: A hidden groove (12) is provided on the rotating main arm (7), and the parking detection module (8) is arranged in the hidden groove (12). The parking detection module (8) is provided with a radar module, an infrared sensor, a geomagnetic chip, a camera module, a control chip and an NBIOT module.

8. The roadside vehicle detection device based on radar, infrared and magnetic induction triple-mode sensing according to claim 1, characterized in that: Both sides of the rotating main arm (7) are provided with a reflective strip (13) and a rubber protective strip (14).

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