Multi-sensor fusion roadside sensing device

Abstract

The utility model discloses a multi-sensor fusion roadside sensing device which comprises a base, a lifting device arranged on the upper surface of the base, a supporting column fixedly connected to the upper end of the lifting device, a mounting groove formed in the upper end of the supporting column, and an electric telescopic rod fixedly connected to the inner surface of the mounting groove. The upper end of the electric telescopic rod is provided with a damping device, the upper end of the damping device is fixedly connected with a transparent protective shell, the inner surface of the transparent protective shell is fixedly connected with a road test device, the upper surface of the transparent protective shell is fixedly connected with a motor, the output end of the motor is fixedly connected with a protective cover, and the lower surface of the protective cover is fixedly connected with a scraper. Through the above components, the transparent protection box and the road test device are protected from being influenced by severe weather, dust and other external environments, the stability of the road side sensing device is improved, the road side sensing device can be automatically cleaned, and the visual field of the road test device is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of coating devices, and in particular to a roadside sensing device with multi-sensor fusion. Background Art

[0002] Existing road detection uses roadside sensing devices to monitor information such as vehicle flow, speed, and vehicle type on the road. However, when in use, it does not have protection and self-cleaning effects and is easily affected by the external environment, such as bad weather, dust, dirt cover, rain, etc., which may cause equipment damage or performance degradation. For example, a Chinese patent discloses a "roadside sensing device based on multi-sensor fusion", and its application number is "202121459264.5". This device includes a structural shell, and a radar module, a camera module, a wireless transmission module, a patch antenna, an indicator light, a cable assembly, and a cable The component runs through the structural shell and is electrically connected to the radar module, camera module and wireless transmission module; the radar module is connected to the wireless transmission module for active and refined detection and real-time positioning and tracking of pedestrians and vehicle targets on the road; the camera module is connected to the wireless transmission module for visual monitoring through video images. It has the advantages of high integration, integration, small size, light weight, low cost, advanced technical system and superior performance indicators. However, when it is used, it does not have protection and self-cleaning effects and is easily affected by the external environment. For example, bad weather, dust, dirt cover, rain, etc. may cause equipment damage or performance degradation. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a roadside sensing device with multi-sensor fusion. When in use, the road test device can be protected by a transparent protective shell, and the normal detection of the road test device will not be interfered with. When not in use, the transparent protective shell can be lowered to the inside of the protective box and sealed with a protective cover to protect the transparent protective box and the road test device from the influence of bad weather, dust, and other external environments, thereby improving the stability of the roadside sensing device and thus improving the reliability and accuracy of the equipment. After being lowered to the inside of the protective box, the transparent protective shell can be cleaned by a cleaning component in combination with a scraper to remove dirt and water stains on the surface, thereby helping to improve the accuracy of the road test device's perception of the external environment and ensure that the field of view of the road test device is not blocked by dust, dirt or water droplets, thereby maintaining a good working condition.

[0004] The utility model also provides a roadside sensing device with the above-mentioned multi-sensor fusion, comprising: a base, a lifting device is arranged on the upper surface of the base, the upper end of the lifting device is fixedly connected to a support column, the upper end of the support column is arranged with a mounting groove, the inner surface of the mounting groove is fixedly connected to an electric telescopic rod, the upper end of the electric telescopic rod is arranged with a shock absorbing device, the upper end of the shock absorbing device is fixedly connected to a transparent protective shell, the inner surface of the transparent protective shell is fixedly connected to a road testing device, the upper surface of the transparent protective shell is fixedly connected to a motor, the output end of the motor is fixedly connected to a protective cover, the lower surface of the protective cover is fixedly connected to a scraper, the scraper is slidably connected to the side surface of the transparent protective shell, the upper end of the support column is fixedly connected to a protective box, the protective cover is located above the protective box, the protective cover is movably connected to the protective box, a drainage port is arranged on the protective box, and a cleaning component is arranged on the inner surface of the protective box. Through the above components, the transparent protective box and the road testing device are protected from the influence of bad weather, dust, and other external environments, the stability of the roadside sensing device is improved, and it can be automatically cleaned to ensure the field of view of the road testing device.

[0005] According to a multi-sensor fusion roadside sensing device described in the utility model, the cleaning component includes: a water tank, a water pump, a delivery pipe, and a nozzle. The water tank is fixedly connected to the side surface of the support column, the water pump is fixedly connected to the upper surface of the water tank, the input end of the water pump is located inside the water tank, the delivery pipe is connected to the output end of the water pump, the nozzle is fixedly connected to the inner wall of the protective box, and the other end of the delivery pipe is connected to the nozzle.

[0006] According to the multi-sensor fusion roadside sensing device described in the utility model, the lifting device includes: a hydraulic cylinder and a hydraulic rod. The hydraulic cylinder is fixedly connected to the upper surface of the base, the hydraulic rod is fixedly connected to the output end of the hydraulic cylinder, and the support column is fixedly connected to the upper end of the hydraulic rod.

[0007] According to a multi-sensor fusion roadside sensing device described in the utility model, the shock absorbing device includes: a spring and a damper, the spring and the damper are fixedly connected to the upper end of the electric telescopic rod, the other ends of the spring and the damper are fixedly connected to the lower surface of the transparent protective shell, and the damper is located inside the spring.

[0008] According to the multi-sensor fusion roadside perception device described in the utility model, a drainage groove is arranged on the installation groove.

[0009] According to the multi-sensor fusion roadside sensing device described in the utility model, a sealing gasket is fixedly connected to the lower surface of the transparent protective shell, and the sealing gasket is gap-matched with the installation groove.

[0010] According to the multi-sensor fusion roadside perception device described in the utility model, a fixing plate is fixedly connected to the side surface of the base, and a fixing hole is arranged on the fixing plate.

[0011] Beneficial Effects

[0012] 1. Compared with the existing technology, this type of multi-sensor fusion roadside sensing device can protect the road test device through a transparent protective shell when in use, and will not interfere with the normal detection of the road test device. When not in use, the transparent protective shell can be lowered to the inside of the protective box and sealed with a protective cover to protect the transparent protective box and the road test device from the influence of bad weather, dust and other external environments, thereby improving the stability of the roadside sensing device and thus improving the reliability and accuracy of the equipment.

[0013] 2. Compared with the existing technology, this type of multi-sensor fusion roadside sensing device can clean the transparent protective shell through the cleaning component and the scraper after it is lowered into the protective box to remove dirt and water stains on the surface, which helps to improve the accuracy of the road test device's perception of the external environment and ensure that the field of view of the road test device is not blocked by dust, dirt or water droplets, thereby maintaining a good working condition. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is a main structural diagram of the multi-sensor fusion roadside perception device of the utility model;

[0016] Figure 2 It is a cross-sectional structural diagram of the roadside sensing device with multi-sensor fusion of the utility model;

[0017] Figure 3 It is a left-view structural diagram of the roadside sensing device with multi-sensor fusion of the utility model;

[0018] Figure 4 This is a right-side structural diagram of the multi-sensor fusion roadside perception device of the utility model.

[0019] Legend:

[0020] 1. Protective cover; 2. Scraper; 3. Protective box; 4. Support column; 5. Hydraulic rod; 6. Hydraulic cylinder; 7. Base; 8. Fixing plate; 9. Fixing hole; 10. Transparent protective shell; 11. Water tank; 12. Water pump; 13. Installation groove; 14. Road test device; 15. Damper; 16. Electric telescopic rod; 17. Nozzle; 18. Drain outlet; 19. Drain trough; 20. Motor; 21. Spring; 22. Sealing pad; 23. Delivery pipe. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-4 The utility model embodiment is a multi-sensor fusion roadside sensing device, which includes: a base 7, a side surface of the base 7 is fixedly connected with a fixing plate 8, the fixing plate 8 is provided with a fixing hole 9, the upper surface of the base 7 is provided with a lifting device, the lifting device includes: a hydraulic cylinder 6, a hydraulic rod 5, the hydraulic cylinder 6 is fixedly connected to the upper surface of the base 7, the hydraulic rod 5 is fixedly connected to the output end of the hydraulic cylinder 6, the support column 4 is fixedly connected to the upper end of the hydraulic rod 5, for adjusting the height of the equipment, the upper end of the lifting device is fixedly connected with the support column 4, for carrying the equipment, the upper end of the support column 4 is provided with a mounting groove 13, and the mounting groove 13 is provided with a drainage groove 19.

[0023] An electric telescopic rod 16 is fixedly connected to the inner surface of the mounting groove 13 for driving the transparent protective shell 10 to rise and fall. A shock absorbing device is arranged at the upper end of the electric telescopic rod 16. The shock absorbing device comprises: a spring 21 and a damper 15. The spring 21 and the damper 15 are fixedly connected to the upper end of the electric telescopic rod 16. The other ends of the spring 21 and the damper 15 are fixedly connected to the lower surface of the transparent protective shell 10. The damper 15 is located inside the spring 21 for shock absorption. The upper end of the shock absorbing device is fixedly connected to the transparent protective shell 10 for protecting the internal road test device 14. A sealing gasket 22 is fixedly connected to the lower surface of the transparent protective shell 10. The sealing gasket 22 is clearance-matched with the mounting groove 13. The inner surface of the transparent protective shell 10 is fixedly connected to the road test device 14 for detecting road conditions. A motor 20 is fixedly connected to the upper surface of the transparent protective shell 10 for driving the protective cover 1 to rotate so as to drive the scraper 2 to scrape off water droplets on the transparent protective shell 10.

[0024] The output end of the motor 20 is fixedly connected with a protective cover 1, the lower surface of the protective cover 1 is fixedly connected with a scraper 2, the scraper 2 is slidably connected to the side surface of the transparent protective shell 10, the upper end of the support column 4 is fixedly connected with a protective box 3, the protective cover 1 is located above the protective box 3, the protective cover 1 is movably connected to the protective box 3, a drain port 18 is provided on the protective box 3, and a cleaning component is provided on the inner surface of the protective box 3, the cleaning component includes: a water tank 11, a water pump 12, a delivery pipe 23, and a nozzle 17. The water tank 11 is fixedly connected to the side surface of the support column 4, the water pump 12 is fixedly connected to the upper surface of the water tank 11, the input end of the water pump 12 is located inside the water tank 11, the delivery pipe 23 is connected to the output end of the water pump 12, the nozzle 17 is fixedly connected to the inner wall of the protective box 3, and the other end of the delivery pipe 23 is connected to the nozzle 17, which is used to spray water to the transparent protective shell 10 to clean it.

[0025] Working principle: When in use, the equipment is installed and fixed on both sides of the road through the fixing holes 9 and the fixing plates 8. The height of the equipment is adjusted by controlling the hydraulic rod 5 through the hydraulic cylinder 6. After the setting is completed, the road can be inspected through the road testing device 14. After the equipment is suspended, the transparent protective shell 10 carrying the road testing device 14 is lowered to the inside of the protective box 3 through the electric telescopic rod 16 for protection. After the descent, the transparent protective shell 10 is sprayed with water through the cleaning component, and the water droplets are scraped off by the scraper 2, and the water flow is discharged through the drain port 18.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A roadside perception device with multi-sensor fusion, characterized in that: include: A base (7), wherein a lifting device is provided on the upper surface of the base (7), the upper end of the lifting device is fixedly connected to a support column (4), the upper end of the support column (4) is provided with a mounting groove (13), the inner surface of the mounting groove (13) is fixedly connected to an electric telescopic rod (16), the upper end of the electric telescopic rod (16) is provided with a shock absorbing device, the upper end of the shock absorbing device is fixedly connected to a transparent protective shell (10), and the inner surface of the transparent protective shell (10) is fixedly connected to a road test device (14); The upper surface of the transparent protective shell (10) is fixedly connected to a motor (20), the output end of the motor (20) is fixedly connected to a protective cover (1), the lower surface of the protective cover (1) is fixedly connected to a scraper (2), the scraper (2) is slidably connected to the side surface of the transparent protective shell (10), the upper end of the support column (4) is fixedly connected to a protective box (3), the protective cover (1) is located above the protective box (3), the protective cover (1) is movably connected to the protective box (3), a drain outlet (18) is provided on the protective box (3), and a cleaning component is provided on the inner surface of the protective box (3).

2. A multi-sensor fusion roadside perception device according to claim 1, characterized in that: The cleaning assembly comprises: a water tank (11), a water pump (12), a delivery pipe (23), and a nozzle (17); the water tank (11) is fixedly connected to the side surface of the support column (4); the water pump (12) is fixedly connected to the upper surface of the water tank (11); the input end of the water pump (12) is located inside the water tank (11); the delivery pipe (23) is connected to the output end of the water pump (12); the nozzle (17) is fixedly connected to the inner wall of the protective box (3); and the other end of the delivery pipe (23) is connected to the nozzle (17).

3. The multi-sensor fusion roadside perception device according to claim 1, characterized in that: The lifting device comprises: a hydraulic cylinder (6) and a hydraulic rod (5); the hydraulic cylinder (6) is fixedly connected to the upper surface of the base (7); the hydraulic rod (5) is fixedly connected to the output end of the hydraulic cylinder (6); and the support column (4) is fixedly connected to the upper end of the hydraulic rod (5).

4. The multi-sensor fusion roadside perception device according to claim 1, characterized in that: The shock absorbing device comprises: a spring (21) and a damper (15); the spring (21) and the damper (15) are both fixedly connected to the upper end of the electric telescopic rod (16); the other ends of the spring (21) and the damper (15) are both fixedly connected to the lower surface of the transparent protective shell (10); and the damper (15) is located inside the spring (21).

5. The multi-sensor fusion roadside perception device according to claim 1, characterized in that: The installation groove (13) is provided with a drainage groove (19).

6. The multi-sensor fusion roadside perception device according to claim 1, characterized in that: A sealing gasket (22) is fixedly connected to the lower surface of the transparent protective shell (10), and the sealing gasket (22) is clearance-matched with the installation groove (13).

7. The multi-sensor fusion roadside perception device according to claim 1, characterized in that: A fixing plate (8) is fixedly connected to the side surface of the base (7), and a fixing hole (9) is provided on the fixing plate (8).

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