Low-altitude unmanned device for autonomous road patrol based on image recognition

Abstract

The utility model relates to a low-altitude unmanned device for autonomous road patrol based on image recognition, which comprises an unmanned aerial vehicle body, a patrol camera for realizing road traffic operation state image acquisition is arranged on the unmanned aerial vehicle body, a first bracket is correspondingly arranged below a propeller blade of the unmanned aerial vehicle body, and a second bracket is correspondingly arranged below the propeller blade of the unmanned aerial vehicle body. Guide rods are arranged at the bottom end of the first support in parallel, a second support is connected to the guide rods in a sliding mode, telescopic rods are arranged between the first support and the second support in parallel, springs are arranged in the telescopic rods, and the two ends of the telescopic rods and the two ends of the springs are connected with the ends of the first support and the ends of the second support respectively. When the unmanned aerial vehicle body lands, the impact acting force borne by the second support is impacted and diluted through cooperation of the telescopic rod and the spring, so that the impact force generated when the unmanned aerial vehicle lands is absorbed and dispersed, vibration transmission is reduced, the shockproof buffering effect is provided for the unmanned aerial vehicle body, and landing safety is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to road traffic patrol technical field especially, it is low unmanned device for autonomous road patrol based on image recognition. BACKGROUND

[0002] With the acceleration of urbanization, the increase of motor vehicle ownership and the increasing complexity of traffic network, road patrol becomes an important link in city traffic management. The traditional road patrol method mainly relies on artificial driving vehicles or walking patrol, which not only has low work efficiency and intelligence, but also has certain safety hazards. In addition, the ground patrol speed is slow in peak period and dense traffic area and may further disturb the traffic flow operation, and it is difficult to quickly reach the scene in the event of traffic accidents, crowd congestion and emergency rescue. In recent years, with the rapid development of advanced technologies such as unmanned aerial vehicle device, wireless communication and image recognition, the use of unmanned aerial vehicle device that can fly autonomously for road patrol will become a new productive force in the field of city traffic management.

[0003] Generally, the operation of unmanned aerial vehicle device is through the operation management mode of naked eye recognition + manual control, and the flight range is limited and there is operation error. The unmanned aerial vehicle device supporting autonomous flight can efficiently patrol the city road traffic operation state according to the planned flight route, quickly cover the regional traffic of a larger range, collect, return and process road information through the high-definition camera and wireless communication module, and then identify the objects such as lanes, motor vehicles, non-motor vehicles and pedestrians of city roads, and special events such as traffic collision, traffic congestion, pedestrian gathering and road construction; through the loudspeaker, the voice broadcast of ground management personnel can also be realized, and the patrol management work can be accurately and efficiently completed.

[0004] In addition, the unmanned aerial vehicle needs to land safely after performing the task, and the existing unmanned aerial vehicle generally lands through the support frame installed at the bottom of the unmanned aerial vehicle. Since the support frame is generally made of rigid material, the unmanned aerial vehicle body will produce a large vibration when landing, which easily causes equipment damage.

[0005] Therefore, it is necessary to set up a low unmanned device for autonomous road patrol based on image recognition with shock absorption function. UTILITY MODEL CONTENT

[0006] The technical solution is as follows: A low-altitude unmanned device for autonomous road inspection based on image recognition, including an unmanned aerial vehicle body, a patrol camera for realizing road traffic operation status image acquisition, a communication module for wireless communication and transmission of image acquisition information with a ground autonomous control system and personnel and realizing voice information transmission of ground personnel, an unmanned aerial vehicle drive motor and an autopilot, a first bracket is correspondingly arranged below the propeller blades of the unmanned aerial vehicle body, a guide rod is arranged parallel to the bottom end of the first bracket, a second bracket is slidably connected to the guide rod, a telescopic rod is arranged in parallel between the first bracket and the second bracket, a spring is arranged in the telescopic rod, and the two ends of the telescopic rod and the spring are respectively connected to the end of the first bracket and the second bracket.

[0007] Optionally, a shock-absorbing pad is provided at the bottom end of the second bracket.

[0008] Optionally, a battery door is movably provided at the bottom of the drone body for facilitating replacement of internal batteries. The battery door is provided with a ventilation plate and an exhaust port, and the ventilation plate is provided to face the wind.

[0009] Optionally, a cooling fan is installed on the battery compartment door to assist in dissipating heat from the battery.

[0010] Optionally, a protective pad is provided around the battery compartment door with the exhaust port as the center.

[0011] Optionally, a rubber pad is installed on the inner wall of the battery compartment door, and the rubber pad is provided with ventilation holes that communicate with the ventilation plate and the cooling fan openings.

[0012] Optionally, a protective frame is installed at the bottom of the drone body, the inspection camera is arranged in the protective frame, and a protective net for wrapping the inspection camera is provided on the protective frame.

[0013] The beneficial effects of the present invention are as follows: 1. When the drone body lands, the impact force exerted on the second bracket is offset and diluted by the cooperation of the telescopic rod and the spring, thereby absorbing and dispersing the impact force when the drone lands, reducing vibration transmission, providing a shock-proof and buffering effect for the drone body, and ensuring landing safety.

[0014] 2. The ventilation plate and exhaust port design on the battery compartment door, combined with the cooling fan, realize the effective exchange of gas inside and outside the drone body, improve the heat dissipation efficiency, and ensure the stability of the drone during long-term operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0016] Figure 2 The figure is a schematic diagram of the three-dimensional structure of the bottom of the drone body of the present invention.

[0017] Figure 3 It is a schematic diagram of the three-dimensional structure of the first bracket, the second bracket, the guide rod, the telescopic rod and other components of the utility model.

[0018] Figure 4 It is a three-dimensional structural diagram of the battery compartment door, cooling fan, ventilation plate, exhaust vent and other components of the utility model.

[0019] Figure 5 This is a schematic diagram of the three-dimensional structure of the utility model in the separated state of the battery compartment door, cooling fan, rubber pad and ventilation plate.

[0020] Figure 6 It is a schematic diagram of the three-dimensional structure of the inspection camera, protective frame and protective net of the utility model.

[0021] Explanation of the reference numerals: 1: drone body, 2: battery compartment door, 3: inspection camera, 4: first bracket, 5: second bracket, 6: guide rod, 7: telescopic rod, 8: spring, 9: shock-absorbing pad, 10: cooling fan, 11: ventilation plate, 12: exhaust port, 13: protective pad, 14: rubber pad, 15: protective frame, 16: protective net. DETAILED DESCRIPTION

[0022] The following describes embodiments of the present invention with reference to the accompanying drawings.

[0023] Example: A low-altitude unmanned device for autonomous road inspection based on image recognition, such as Figures 1-4As shown, including unmanned aerial vehicle body 1, patrol camera 3, first support 4, second support 5, guide rod 6, telescopic rod 7 and spring 8, the unmanned aerial vehicle body 1 is provided with a patrol camera 3 for realizing the image collection of the road traffic running state, a communication module for realizing the wireless communication and transmission of image collection information with the ground autonomous control system and personnel and realizing the language information transmission of the ground personnel, and an unmanned aerial vehicle driving motor and an automatic pilot, the patrol camera 3 is arranged at the bottom of the unmanned aerial vehicle body 1, and the unmanned aerial vehicle body 1 is further provided with a sound amplifying device (the sound amplifying device is a mature technology, and is not shown in the figure), the ground traffic management personnel broadcasts sound through the sound amplifying device to realize the dynamic management of the road traffic, improve the traffic operation efficiency, and relieve traffic congestion, four propeller blades are arranged at the top of the unmanned aerial vehicle body 1, four first supports 4 are arranged at the bottom of the unmanned aerial vehicle body 1, the first supports 4 are arranged below the propeller blades, the guide rods 6 are arranged in parallel at the bottom ends of the first supports 4, the second supports 5 are connected in common slidingly on the guide rods 6, the telescopic rods 7 are arranged in parallel between the first supports 4 and the second supports 5, the springs 8 are arranged in the telescopic rods 7, the two ends of the telescopic rods 7 and the springs 8 are respectively connected with the end portions of the first supports 4 and the second supports 5, and the bottom ends of the second supports 5 are provided with shock pads 9, which are used for absorbing and dispersing impact force and reducing vibration transmission. When the low-altitude unmanned device is used to efficiently patrol the urban road traffic running state according to the planned flight route, the image of the patrolled road is collected through the patrol camera 3, and the collected road information is returned and processed through the wireless communication module, so as to identify the objects such as lanes, motor vehicles, non-motor vehicles and pedestrians of the urban road, and special events such as traffic collisions, traffic jams, pedestrian gathering and road construction; through the sound amplifier, the ground management personnel can broadcast sound through the sound amplifier to accurately and efficiently complete the patrol management work; after the unmanned aerial vehicle body 1 completes the patrol of the road, the shock pads 9 are in contact with the ground when landing, the shock pads 9 absorb and disperse the impact force and reduce the vibration transmission, so as to provide a buffering effect for the second supports 5; the second supports 5 receive the vibration action force through the deformation of the springs 8 and the extension and contraction of the telescopic rods 7, so as to dilute and disperse the vibration action force, thereby reducing the impact of the vibration action force on the unmanned aerial vehicle body 1, thereby providing a shock absorption effect for the unmanned aerial vehicle body 1 when landing, thereby achieving the effect of providing shock absorption protection for the unmanned aerial vehicle body 1.

[0024] As Figure 4 and Figure 5As shown, the bottom of the unmanned aerial vehicle body 1 is movably provided with a battery hatch 2 for facilitating replacement of the internal battery, and the battery hatch 2 simplifies the battery replacement process and improves the endurance of the unmanned aerial vehicle; the battery hatch 2 is provided with a ventilation plate 11 and an exhaust port 12, the ventilation plate 11 is arranged to face the wind, which facilitates the input of air outside the body into the inside of the body during the flight operation of the unmanned aerial vehicle body 1, and the heat inside the body is discharged through the exhaust port 12, so as to realize the function of air exchange between the inside and the outside of the unmanned aerial vehicle body 1; the battery hatch 2 is provided with a heat dissipation fan 10 for assisting the heat dissipation of the battery, and the natural ventilation of the ventilation plate 11 and the auxiliary ventilation and heat dissipation of the heat dissipation fan 10 improve the heat dissipation effect of the battery, prolong the service life of the battery, and further prolong the operation time of the unmanned aerial vehicle body 1.

[0025] As shown in Figure 4 and Figure 5 , the battery hatch 2 is provided with a protective pad 13 around the exhaust port 12, the protective pad 13 provides a certain protection function for the bottom of the battery hatch 2, and a rubber pad 14 is installed on the inner wall of the battery hatch 2, the rubber pad 14 is provided with air holes communicated with the openings of the ventilation plate 11 and the heat dissipation fan 10, the rubber pad 14 is arranged between the battery and the battery hatch 2, and the arrangement of the rubber pad 14 can avoid friction between the battery and the battery hatch 2.

[0026] During the operation of the unmanned aerial vehicle body 1, when flying, the outside air enters the unmanned aerial vehicle body 1 through the ventilation plate 11, and the air in the unmanned aerial vehicle body 1 is discharged to the outside of the unmanned aerial vehicle body 1 through the exhaust port 12, thereby realizing the exchange of air inside and outside the unmanned aerial vehicle body 1, so as to discharge the heat generated by the battery during operation to the outside of the unmanned aerial vehicle body 1, and the outside air is sucked into the unmanned aerial vehicle body 1 through the heat dissipation fan 10, which assists the heat dissipation of the battery and improves the heat dissipation efficiency.

[0027] As shown in Figure 1 and Figure 6 , the bottom of the unmanned aerial vehicle body 1 is provided with a protective frame 15, and the patrol camera 3 is arranged in the protective frame 15, and the protective frame 15 is provided with a protective net 16 for wrapping the patrol camera 3, and the patrol camera 3 is arranged in the protective frame 15 and wrapped with the protective net 16, which prevents the patrol camera 3 from being impacted by external objects during flight, and ensures the safety of the image acquisition device.

[0028] Although the present disclosure has been shown and described with respect to certain exemplary embodiments thereof, it should be understood by those skilled in the art that various changes in form and detail can be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims and their equivalents. Therefore, the scope of the present disclosure should not be limited to the above-described embodiments, but should be determined by the appended claims and their equivalents.

Claims

1. A low-altitude unmanned device for autonomous road inspection based on image recognition, comprising an unmanned vehicle body (1), a patrol camera (3) for acquiring images of road traffic operation status, a communication module for wirelessly communicating with a ground autonomous control system and personnel, transmitting image acquisition information, and transmitting speech information to ground personnel, a driving motor for the unmanned vehicle, and an autopilot, wherein the device is characterized by: A first bracket (4) is correspondingly provided below the propeller blade provided on the unmanned aerial vehicle (1), a guide rod (6) is provided in parallel at the bottom end of the first bracket (4), a second bracket (5) is slidably connected to the guide rod (6), a telescopic rod (7) is provided in parallel between the first bracket (4) and the second bracket (5), a spring (8) is provided in the telescopic rod (7), and two ends of the telescopic rod (7) and the spring (8) are connected to the end of the first bracket (4) and the end of the second bracket (5), respectively.

2. The low-altitude unmanned device for autonomous road inspection based on image recognition according to claim 1 is characterized by: A shock-absorbing pad (9) is provided at the bottom end of the second bracket (5).

3. The low-altitude unmanned device for autonomous road inspection based on image recognition according to claim 2 is characterized by: A battery door (2) for facilitating replacement of internal batteries is movably provided at the bottom of the unmanned aerial vehicle (1). A ventilation plate (11) and an air outlet (12) are provided on the battery door (2), and the ventilation plate (11) is arranged to face the wind.

4. The low-altitude unmanned device for autonomous road inspection based on image recognition according to claim 3 is characterized by: A cooling fan (10) is installed on the battery compartment door (2) to assist in cooling the battery.

5. The low-altitude unmanned device for autonomous road inspection based on image recognition according to claim 4 is characterized by: A protective pad (13) is provided around the battery compartment door (2) with the air outlet (12) as the center.

6. The low-altitude unmanned device for autonomous road inspection based on image recognition according to claim 5 is characterized by: A rubber pad (14) is installed on the inner wall of the battery compartment door (2), and a vent hole communicating with the openings of the ventilation plate (11) and the cooling fan (10) is provided on the rubber pad (14).

7. The low-altitude unmanned device for autonomous road inspection based on image recognition according to claim 6 is characterized by: A protective frame (15) is installed at the bottom of the unmanned aerial vehicle (1), the inspection camera (3) is arranged in the protective frame (15), and a protective net (16) for wrapping the inspection camera (3) is provided on the protective frame (15).

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