CN113538929A - Highway traffic safety early warning system and method based on vehicle-road cooperation - Google Patents
Highway traffic safety early warning system and method based on vehicle-road cooperation Download PDFInfo
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- CN113538929A CN113538929A CN202110759684.3A CN202110759684A CN113538929A CN 113538929 A CN113538929 A CN 113538929A CN 202110759684 A CN202110759684 A CN 202110759684A CN 113538929 A CN113538929 A CN 113538929A
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- fixedly connected
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/052—Detecting movement of traffic to be counted or controlled with provision for determining speed or overspeed
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
- G01G19/03—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing during motion
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
- G08G1/0112—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from the vehicle, e.g. floating car data [FCD]
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
- G08G1/0116—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from roadside infrastructure, e.g. beacons
Abstract
The invention belongs to the technical field of intelligent traffic, in particular to a highway traffic safety early warning system and a highway traffic safety early warning method based on vehicle-road cooperation, and the system and the method comprise a first bracket and a second bracket which are positioned on the ground, wherein one side, close to each other, of the first bracket and the second bracket is fixedly connected with the same connecting plate, the bottom of the connecting plate is fixedly connected with a first scanner, one side, close to each other, of the first bracket and the second bracket is fixedly connected with a second scanner, and one side of the first bracket is fixedly connected with a fixed seat. And can also early warn the vehicle in time.
Description
Technical Field
The invention relates to the technical field of intelligent traffic, in particular to a highway traffic safety early warning system based on vehicle-road cooperation.
Background
Accidents in highways are often caused by traffic events, which can be divided into sporadic events including traffic accidents, congestion, retrograde motion, vehicle failures, etc., and frequent events including lane speed limit, road construction, road wet and slippery, etc. According to the white paper of the traffic accident, the proportion of the accident caused by the collision of the static vehicles and the pedestrians on the expressway is up to 28%, and then other event information is superposed, the proportion of the accident caused by the event on the expressway is higher. Once a traffic accident happens on the highway, a secondary accident is easily induced, and casualties and property loss caused by the secondary accident are more serious than those caused by the primary traffic accident according to statistics. The occurrence of secondary accidents can be effectively avoided only by rapidly discovering traffic events and rapidly taking effective measures.
In the prior art, most of traffic incident detection methods are manual detection, and the manual detection methods comprise professional polling, manual monitoring of closed circuit televisions and the like, but the method is time-consuming and labor-consuming, the monitoring of the closed circuit televisions are arranged at intervals, and road conditions outside a detection range cannot be detected, so that the method has information hysteresis, and in addition, driving suggestions cannot be given in time according to the current driving conditions of vehicles, and when a traffic accident occurs in the front, early warning cannot be given to drivers in time, so that the occurrence of a rear-end collision accident possibly can be caused, and the method is not suitable for a modern highway scene.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a full-automatic highway traffic safety early warning system and method based on vehicle-road cooperation, which can detect in real time, give early warning in advance and drive according to elements such as driving environment, vehicle speed, self weight and the like.
In order to achieve the purpose, the invention adopts the following technical scheme:
a highway traffic safety early warning system based on vehicle-road cooperation comprises a first support and a second support which are positioned on the ground, wherein one side, close to each other, of the first support and the second support is fixedly connected with the same connecting plate, the bottom of the connecting plate is fixedly connected with a first scanner, one side, close to each other, of the first support and the second support is fixedly connected with a second scanner, one side of the first support is fixedly connected with a fixed seat, the top of the fixed seat is provided with a conveying belt, a through hole is formed in the first support, a monitoring structure is placed above the conveying belt, one end of the conveying belt penetrates through the through hole, one side of the first support and one side of the second support are slidably connected with the same lifting arm, a lifting assembly for controlling the lifting of the lifting arm is arranged in the first support, and a mounting assembly for mounting the monitoring structure for a vehicle is arranged in the lifting arm, one side of the lifting arm far away from the rotating motor is fixedly connected with a camera.
The lifting assembly comprises a first sliding groove arranged in a first support, a lead screw is longitudinally and rotatably connected in the first sliding groove, a driven bevel gear is fixedly sleeved on the outer wall of the lead screw, a driving motor is arranged in the first support, an output shaft of the driving motor is meshed with the driven bevel gear through a driving bevel gear, a second sliding groove is arranged in the second support, a longitudinal fixedly connected sliding rod is arranged in the second sliding groove, a sliding block is slidably connected to the outer wall of the sliding rod, a nut is sleeved on the outer wall thread of the lead screw, and one side, far away from the first support, of the nut and the sliding block is fixedly connected with a lifting arm.
The installation component is including setting up the sliding tray in the lifing arm, the bottom inner wall sliding connection of sliding tray has the sliding block, the one side fixedly connected with rotation motor of first support is kept away from to the lifing arm, one side inner wall of sliding tray rotates and is connected with the sprocket, the output shaft that rotates the motor extends to in the sliding tray and is connected through chain drive with the outside of sprocket, the chain is close to one side fixedly connected with connecting rod of sliding block, be equipped with in the sliding block with the first rectangle spout of connecting rod matched with, the bottom fixedly connected with of sliding block slides the connecting block that runs through the sliding tray bottom.
The bottom of the lifting arm is provided with a sliding plate, a second rectangular sliding groove is formed in the sliding plate, the bottom end of the connecting block extends into the second rectangular sliding groove and is in sliding connection with the inner wall of the bottom of the second rectangular sliding groove, a first spring is fixedly connected to the inner wall of one side of the second rectangular sliding groove, the other end of the first spring is fixedly connected with the connecting block, the bottom of the sliding plate is in sliding connection with a sliding bottom plate, the bottom of the sliding bottom plate is fixedly connected with a mechanical claw, one side of the bottom of the sliding plate is fixedly connected with an electric telescopic rod, and a piston rod of the electric telescopic rod is fixedly connected with the sliding bottom plate.
The control structure includes the casing, be equipped with the control chiplet in the casing, the top fixedly connected with tachymeter and the locator of casing, one side of casing is equipped with monitor, the bottom equidistance of casing is equipped with a plurality of sleeves, fixedly connected with electro-magnet in the sleeve, when the control structure is placed at the vehicle top, opens the electro-magnet, and the electro-magnet passes through magnetism, adsorbs the control structure at the top of vehicle.
The top fixedly connected with of sliding plate has two symmetrical cushion, and the top of cushion touches with the bottom of lifing arm, when the connecting block drives the sliding plate and slides, can avoid the sliding plate to appear rocking through the cushion.
The bottom fixedly connected with sucking disc of casing is when adsorbing the control structure at the vehicle top through the electro-magnet, and the casing extrudees the sucking disc downwards, can deepen the steadiness between casing and the vehicle through the sucking disc.
Telescopic bottom fixedly connected with cotton pad, when monitoring structure adsorbs when the vehicle top, avoid the sleeve to cause the mar on the vehicle through cotton pad.
The vehicle weighing device is characterized in that a groove is formed between the first support and the second support, a weighing plate is connected in the groove in a sliding mode, a plurality of second springs are arranged on the bottom inner wall of the groove at equal intervals, the top ends of the second springs are fixedly connected with the bottom of the weighing plate, two symmetrical gravity sensors are fixedly connected to the bottom inner wall of the groove, when a vehicle is located on the weighing plate, the dead weight of the vehicle can be measured through the matching of the weighing plate, the second springs and the gravity sensors, and the optimal running speed of the vehicle can be calculated by a later-stage control center according to the three-dimensional appearance, the vehicle speed and the road condition of the vehicle.
The use method of the highway traffic safety early warning system based on vehicle-road cooperation comprises the following steps:
s1, when the vehicle runs between the first bracket and the second bracket, the vehicle is positioned above the weighing plate, the weighing plate is driven by the dead weight of the vehicle to slide downwards, the weight of the vehicle can be measured through the gravity sensor, and the license plate number of the vehicle is shot by the camera;
s2, starting a driving motor, wherein the driving motor is meshed with a driven bevel gear through a driving bevel gear, the driving motor drives the driven bevel gear and a lead screw to rotate, the lead screw is in threaded connection with a nut, a lifting arm starts to slide downwards along with the rotation of the lead screw, the rotating motor is started, the rotating motor drives a chain wheel to rotate through a chain, and then the chain can drive a sliding block and a connecting block to move along the track of a sliding groove through a connecting rod;
s3, when the sliding block drives the sliding plate to move leftwards, the sliding plate is contacted with the first support, the bevel edge of the sliding plate is contacted with one side of the first support, the sliding plate can be driven to slide to one side at the bottom of the lifting arm, at the moment, the first spring starts to stretch, then the conveying belt is started, the conveying belt conveys the monitoring structure, at the moment, the mechanical claw is positioned right above the monitoring structure, then the lifting arm continues to drive the sliding plate and the mechanical claw to descend, and the monitoring structure is clamped by the mechanical claw;
s4, driving the motor to rotate reversely, enabling the mechanical claw to clamp the monitoring structure to move upwards, enabling the rotating motor to rotate reversely, enabling the sliding block to drive the mechanical claw and the monitoring structure to move reversely, enabling the sliding plate to lose the blocking of the first support, enabling the sliding plate to start to reset under the action of the first spring until the sliding plate is located right above the vehicle, then starting the electric telescopic rod, enabling the electric telescopic rod to push the mechanical claw to move on the sliding plate for a certain distance, adjusting the position of the monitoring structure located at the top of the vehicle, enabling the lifting arm to drive the mechanical claw to move downwards, placing the monitoring structure at the top of the vehicle, starting the electromagnet, and enabling the monitoring structure to be adsorbed at the top of the vehicle through the magnetism of the electromagnet;
s5, when the vehicle is driven out of the weighing plate, the first scanner and the second scanner can detect the appearance of the vehicle, and the control center associates the self weight, the license plate number and the three-dimensional appearance of the vehicle detected by the gravity sensor with the monitoring structure;
s6, when a vehicle runs, the monitoring probe can monitor the running road condition of the vehicle in real time, the velocimeter can monitor the speed of the vehicle in real time and transmit data to the control center, the control center calculates the dead weight of the vehicle, the three-dimensional appearance of the vehicle, the speed of the vehicle, the road condition and other elements, the driving speed range is given to a driver, the situation that the speed of the vehicle is too high and the vehicle cannot be controlled is avoided, when an accident happens in the front, the control center calculates the accident distance and the running speed of the vehicle, the monitoring structure gives early warning to the driver, the vehicle is decelerated, the distance between the vehicles is kept, the situation that the vehicle runs behind the vehicle in a chain is avoided, and when the vehicle runs on a highway, the monitoring structure can be recovered.
The invention has the following advantages:
1. this highway traffic safety early warning system based on vehicle and road is in coordination can detect out the appearance three-dimensional data of vehicle through first scanner and second scanner, and the gravity inductor can measure the dead weight of measuring, and then can calculate the speed scope that the vehicle travel, avoids the vehicle speed too fast.
2. This highway traffic safety early warning system based on car road is in coordination, through place the control structure at the top of vehicle, can real-time detection vehicle's speed and road conditions, avoid monitoring closed circuit television blind area and can't monitor the vehicle.
3. This highway traffic safety early warning system based on car road is in coordination is equipped with a plurality of electro-magnets through the bottom at the control structure, can make the top of the close absorption in vehicle of control structure, and when the control structure adsorbs at the vehicle top, forms the extrusion to the sucker, further deepens the steadiness of control structure and vehicle through the sucking disc.
4. This highway traffic safety early warning system based on car road is in coordination through being equipped with monitor probe, tachymeter and locator in monitoring structure, can be when the vehicle goes the speed of traveling, road conditions and the position of real time monitoring vehicle to with data transmission to control center, make things convenient for control center can be timely carry out suggestion and early warning of traveling to the vehicle.
5. This highway traffic safety early warning system based on car road is in coordination is equipped with cotton pad in telescopic bottom, when monitoring structure adsorbs when the vehicle top, avoids the sleeve to cause the mar on the vehicle through cotton pad.
6. This highway traffic safety early warning system based on car road is in coordination is equipped with two cushion through the top at the sliding plate, through touching of cushion and lifing arm to can make the sliding plate when sliding, avoid appearing rocking the phenomenon, and then make the sliding plate break away from the connecting block.
The vehicle monitoring system is simple in structure, the vehicle can be monitored in real time by installing the monitoring structure at the top of the vehicle, the occurrence of monitoring blind areas is avoided, information hysteresis is avoided, the optimal driving speed of the vehicle can be calculated by analyzing data such as three-dimensional appearance data, dead weight, vehicle speed and road conditions of the vehicle through the control center, and early warning can be timely carried out on the vehicle.
Drawings
FIG. 1 is a front sectional view of a highway traffic safety pre-warning system based on vehicle-road coordination according to the present invention;
FIG. 2 is a three-dimensional structure diagram of a highway traffic safety pre-warning system based on vehicle-road cooperation according to the present invention;
FIG. 3 is a cross-sectional view A-A of a highway traffic safety pre-warning system based on vehicle-road coordination according to the present invention;
FIG. 4 is a B-B cross sectional view of the lifting arm and the sliding plate of the highway traffic safety pre-warning system based on vehicle-road cooperation according to the present invention;
FIG. 5 is an enlarged view of a point C of the highway traffic safety pre-warning system based on vehicle-road cooperation provided by the invention;
FIG. 6 is a front cross-sectional view of a monitoring structure of a highway traffic safety pre-warning system based on vehicle-road cooperation according to the present invention;
FIG. 7 is a D-direction view of a monitoring structure of a highway traffic safety pre-warning system based on vehicle-road cooperation according to the present invention;
FIG. 8 is a system block diagram of a highway traffic safety pre-warning system based on vehicle-road coordination according to the present invention;
fig. 9 is a front sectional view of a highway traffic safety warning system based on vehicle-road cooperation according to the second embodiment of the present invention.
In the figure: 1. a first bracket; 2. a first chute; 3. a screw rod; 4. a driven bevel gear; 5. A drive motor; 6. a second bracket; 7. a second chute; 8. a slide bar; 9. a nut; 10. a slider; 11. a lifting arm; 12. a connecting plate; 13. a first scanner; 14. a second scanner; 15. A fixed seat; 16. a conveyor belt; 17. a through hole; 18. monitoring the structure; 19. a sliding groove; 20. A slider; 21. a first rectangular chute; 22. rotating the motor; 23. a sprocket; 24. a chain; 25. a connecting rod; 26. connecting blocks; 27. a sliding plate; 28. a second rectangular chute; 29. a first spring; 30. a sliding bottom plate; 31. a gripper; 32. an electric telescopic rod; 33. a camera; 34. a housing; 35. monitoring the probe; 36. a control sub-chip; 37. a velocimeter; 38. a positioner; 39. a sleeve; 40. an electromagnet; 41. a groove; 42. a weighing plate; 43. a second spring; 44. a gravity sensor; 45. a cotton pad; 46. a suction cup; 47. and a cushion block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-8, a highway traffic safety early warning system based on vehicle-road cooperation comprises a first support 1 and a second support 6 which are positioned on the ground, one side of the first support 1 and one side of the second support 6 which are close to each other are fixedly connected with a same connecting plate 12, the bottom of the connecting plate 12 is fixedly connected with a first scanner 13, one side of the first support 1 and one side of the second support 6 which are close to each other are fixedly connected with a second scanner 14, one side of the first support 1 is fixedly connected with a fixed seat 15, the top of the fixed seat 15 is provided with a conveyer belt 16, a through hole 17 is arranged in the first support 1, a monitoring structure 18 is arranged above the conveyer belt 16, one end of the conveyer belt 16 penetrates through the through hole 17, one side of the first support 1 and one side of the second support 6 are slidably connected with a same lifting arm 11, a lifting assembly for controlling the lifting arm 11 to lift is arranged in the first support 1, the lifting arm 11 is internally provided with a mounting assembly for mounting the monitoring structure 18 on the vehicle, and one side of the lifting arm 11 far away from the rotating motor 22 is fixedly connected with a camera 33.
According to the invention, the lifting assembly comprises a first sliding groove 2 arranged in a first support 1, a screw rod 3 is longitudinally and rotatably connected in the first sliding groove 2, a driven bevel gear 4 is fixedly sleeved on the outer wall of the screw rod 3, a driving motor 5 is arranged in the first support 1, an output shaft of the driving motor 5 is meshed with the driven bevel gear 4 through a driving bevel gear, a second sliding groove 7 is arranged in a second support 6, a sliding rod 8 is longitudinally and fixedly connected in the second sliding groove 7, a sliding block 10 is slidably connected to the outer wall of the sliding rod 8, a nut 9 is threadedly sleeved on the outer wall of the screw rod 3, and one sides of the nut 9 and the sliding block 10, which are far away from the first support 1, are fixedly connected with a lifting arm 11.
According to the invention, the mounting assembly comprises a sliding groove 19 arranged in the lifting arm 11, the inner wall of the bottom of the sliding groove 19 is connected with a sliding block 20 in a sliding manner, one side of the lifting arm 11 far away from the first support 1 is fixedly connected with a rotating motor 22, the inner wall of one side of the sliding groove 19 is connected with a chain wheel 23 in a rotating manner, an output shaft of the rotating motor 22 extends into the sliding groove 19 and is in transmission connection with the outer side of the chain wheel 23 through a chain 24, one side of the chain 24 close to the sliding block 20 is fixedly connected with a connecting rod 25, a first rectangular sliding groove 21 matched with the connecting rod 25 is arranged in the sliding block 20, and the bottom of the sliding block 20 is fixedly connected with a connecting block 26 which penetrates through the bottom of the sliding groove 19 in a sliding manner.
In the invention, a sliding plate 27 is arranged at the bottom of the lifting arm 11, a second rectangular sliding groove 28 is arranged in the sliding plate 27, the bottom end of the connecting block 26 extends into the second rectangular sliding groove 28 and is connected with the inner wall of the bottom of the second rectangular sliding groove 28 in a sliding manner, a first spring 29 is fixedly connected with the inner wall of one side of the second rectangular sliding groove 28, the other end of the first spring 29 is fixedly connected with the connecting block 26, a sliding bottom plate 30 is connected with the bottom of the sliding plate 27 in a sliding manner, a mechanical claw 31 is fixedly connected with the bottom of the sliding bottom plate 30, an electric telescopic rod 32 is fixedly connected with one side of the bottom of the sliding plate 27, and a piston rod of the electric telescopic rod 32 is fixedly connected with the sliding bottom plate 30.
In the invention, the monitoring structure 18 comprises a shell 34, a control sub-chip 36 is arranged in the shell 34, a velocimeter 37 and a positioner 38 are fixedly connected to the top of the shell 34, a monitoring probe 35 is arranged on one side of the shell 34, a plurality of sleeves 39 are equidistantly arranged at the bottom of the shell 34, electromagnets 40 are fixedly connected in the sleeves 39, when the monitoring structure 18 is placed on the top of a vehicle, the electromagnets 40 are turned on, and the monitoring structure 18 is adsorbed on the top of the vehicle through magnetism of the electromagnets 40.
In the invention, the monitoring structure 18 is arranged at the top of the vehicle, so that the speed and road conditions of the vehicle can be detected in real time, and the condition that the vehicle cannot be monitored in a blind zone of a monitoring closed circuit television is avoided.
In the invention, the monitoring probe 35, the velocimeter 37 and the positioner 38 are arranged in the monitoring structure 18, so that the driving speed, road condition and position of the vehicle can be monitored in real time when the vehicle is driven, and data is transmitted to the control center, so that the control center can conveniently and timely give driving suggestions and early warning to the vehicle.
In the invention, two symmetrical cushion blocks 47 are fixedly connected to the top of the sliding plate 27, and the top of the cushion block 47 is in contact with the bottom of the lifting arm 11, so that when the connecting block 26 drives the sliding plate 27 to slide, the cushion block 47 can prevent the sliding plate 27 from shaking.
In the invention, the bottom of the shell 34 is fixedly connected with the suction cup 46, when the monitoring structure 18 is adsorbed on the top of the vehicle through the electromagnet 40, the shell 34 presses the suction cup 46 downwards, and the stability between the shell 34 and the vehicle can be enhanced through the suction cup 46.
In the invention, the plurality of electromagnets 40 are arranged at the bottom of the monitoring structure 18, so that the monitoring structure 18 can be tightly adsorbed at the top of the vehicle, and when the monitoring structure 18 is adsorbed at the top of the vehicle, the sucker 46 is squeezed, and the stability of the monitoring structure 18 and the vehicle is further improved through the sucker 46.
In the present invention, the bottom of the sleeve 39 is fixedly connected with a cotton pad 45, and when the monitoring structure 18 is attached to the top of the vehicle, the cotton pad 45 prevents the sleeve 39 from scratching the vehicle.
A use method of a highway traffic safety early warning system based on vehicle-road cooperation comprises the following steps:
s1, when the vehicle runs between the first bracket 1 and the second bracket 6, the vehicle is positioned above the weighing plate 42, the weighing plate 42 is driven by the self weight of the vehicle to slide downwards, the weight of the vehicle can be measured through the gravity sensor 44, and the license plate number of the vehicle is shot by the camera 33;
s2, starting a driving motor 5, wherein the driving motor 5 is meshed with a driven bevel gear 4 through a driving bevel gear, the driving motor 5 drives the driven bevel gear 4 and a screw rod 3 to rotate, the screw rod 3 is in threaded connection with a nut 9, a lifting arm 11 starts to slide downwards along with the rotation of the screw rod 3, a rotating motor 22 is started, the rotating motor 22 drives a chain wheel 23 to rotate through a chain 24, and then the chain 24 can drive a sliding block 20 and a connecting block 26 to move along the track of a sliding groove 19 through a connecting rod 25;
s3, when the sliding block 20 drives the sliding plate 27 to move leftward, the sliding plate 27 contacts with the first bracket 1, the oblique edge of the sliding plate 27 contacts with one side of the first bracket 1, and can drive the sliding plate 27 to slide to one side at the bottom of the lifting arm 11, at this time, the first spring 29 starts to stretch, then the conveyor belt 16 is started, the conveyor belt 16 conveys the monitoring structure 18, at this time, the mechanical claw 31 is located right above the monitoring structure 18, and then the lifting arm 11 continues to drive the sliding plate 27 and the mechanical claw 31 to descend, and the monitoring structure 18 is clamped by the mechanical claw 31;
s4, driving the motor 5 to rotate reversely, the mechanical claw 31 clamps the monitoring structure 18 to move upwards, the rotating motor 22 starts to rotate reversely, the sliding block 20 drives the mechanical claw 31 and the monitoring structure 18 to move in a reverse direction, the sliding plate 27 loses the blocking of the first bracket 1, the sliding plate 27 starts to reset under the action of the first spring 29 until the sliding plate 27 is located right above the vehicle, then the electric telescopic rod 32 is started, the electric telescopic rod 32 pushes the mechanical claw 31 to move on the sliding plate 27 for a certain distance, the position of the monitoring structure 18 on the top of the vehicle is adjusted, then the lifting arm 11 drives the mechanical claw 31 to move downwards, the monitoring structure 18 is placed on the top of the vehicle, the electromagnet 40 is started, and the monitoring structure 18 is adsorbed on the top of the vehicle through the magnetism of the electromagnet 40;
s5, when the vehicle is driven out of the weighing plate 42, the first scanner 13 and the second scanner 14 can detect the external shape of the vehicle, and the control center associates the self weight of the vehicle, the license plate number and the three-dimensional external shape of the vehicle detected by the gravity sensor 44 with the monitoring structure 18;
s6, when the vehicle runs, the monitoring probe 35 can monitor the running road condition of the vehicle in real time, the speedometer 37 can monitor the speed of the vehicle in real time and transmit data to the control center, the control center calculates the dead weight of the vehicle, the three-dimensional shape of the vehicle, the speed of the vehicle, the road condition and other elements, the driving speed range is given to a driver, the situation that the vehicle cannot control the vehicle is avoided being too fast is avoided, when an accident happens in the front, the control center calculates the accident distance and the running speed of the vehicle, the monitoring structure 18 gives early warning to the driver, the vehicle is decelerated, the vehicle distance is kept, the situation that the rear-end collision is avoided being caused is avoided, and when the vehicle runs on a highway, the monitoring structure 18 can be recovered.
Example two: as shown in fig. 9, a highway traffic safety warning system based on vehicle-road cooperation in the present embodiment is different from the first embodiment in that: be equipped with recess 41 between first support 1 and the second support 6, sliding connection has weighing plate 42 in recess 41, the bottom inner wall equidistance of recess 41 is equipped with a plurality of second springs 43, and the top of second spring 43 and weighing plate 42's bottom fixed connection, the bottom inner wall fixedly connected with of recess 41 is symmetrical two gravity sensors 44, when the vehicle was located weighing plate 42, the dead weight of vehicle can be measured through weighing plate 42, the cooperation of second spring 43 and gravity sensor 44, make things convenient for later stage control center to calculate the best speed of traveling of vehicle according to the three-dimensional appearance of vehicle, the speed of a motor vehicle and road conditions.
In the invention, the first scanner 13 and the second scanner 14 can detect the three-dimensional data of the appearance of the vehicle, and the gravity sensor 44 can measure the measured dead weight, so that the running speed range of the vehicle can be calculated, and the vehicle is prevented from being too fast.
The working principle is as follows: when a vehicle runs between the first bracket 1 and the second bracket 6, the vehicle is positioned above the weighing plate 42, the self weight of the vehicle drives the weighing plate 42 to slide downwards, the weight of the vehicle can be measured through the gravity sensor 44, the camera 33 shoots the license plate number of the vehicle, the driving motor 5 is started, the driving motor 5 is meshed with the driven bevel gear 4 through the driving bevel gear, the driving motor 5 drives the driven bevel gear 4 and the lead screw 3 to rotate, the lead screw 3 is in threaded connection with the nut 9, the lifting arm 11 starts to slide downwards along with the rotation of the lead screw 3, the rotating motor 22 is started, the rotating motor 22 drives the chain wheel 23 to rotate through the chain 24, the chain 24 can drive the sliding block 20 and the connecting block 26 to move along the track of the sliding groove 19 through the connecting rod 25, when the sliding block 20 drives the sliding block 27 to move leftwards, the sliding plate 27 is in contact with the first bracket 1, the inclined edge of the sliding plate 27 contacts with one side of the first bracket 1, and can drive the sliding plate 27 to slide to one side at the bottom of the lifting arm 11, at this time, the first spring 29 starts to stretch, then the conveying belt 16 is started, the conveying belt 16 conveys the monitoring structure 18, at this time, the mechanical claw 31 is positioned right above the monitoring structure 18, then the lifting arm 11 continues to drive the sliding plate 27 and the mechanical claw 31 to descend, the monitoring structure 18 is clamped by the mechanical claw 31, then the driving motor 5 rotates reversely, the mechanical claw 31 clamps the monitoring structure 18 to move upwards, the rotating motor 22 starts to rotate reversely, the sliding block 20 drives the mechanical claw 31 and the monitoring structure 18 to move in reverse directions, the sliding plate 27 loses the block of the first bracket 1, the sliding plate 27 starts to reset under the action of the first spring 29 until the sliding plate 27 is positioned right above the vehicle, and then the electric telescopic rod 32 is started, the electric telescopic rod 32 pushes the mechanical claw 31 to move on the sliding plate 27 for a certain distance, the position of the monitoring structure 18 at the top of the vehicle is adjusted, then the lifting arm 11 drives the mechanical claw 31 to move downwards, the monitoring structure 18 is placed at the top of the vehicle, the electromagnet 40 is started, the monitoring structure 18 is adsorbed at the top of the vehicle through the magnetism of the electromagnet 40, when the vehicle is driven out of the weighing plate 42, the first scanner 13 and the second scanner 14 can detect the shape of the vehicle, the control center associates the self weight, the license plate number and the three-dimensional shape of the vehicle detected by the gravity sensor 44 with the monitoring structure 18, when the vehicle is driven, the monitoring probe 35 can monitor the road condition of the vehicle in real time, the speedometer 37 can monitor the speed of the vehicle in real time and transmit data to the control center, and the control center can monitor the vehicle speed in real time through the self weight and the three-dimensional shape of the vehicle, The method comprises the steps that elements such as the speed of the vehicle and road conditions are calculated, the driving speed range of a driver is given, the situation that the speed of the vehicle is too high and the vehicle cannot be controlled is avoided, when an accident happens in the front, a control center calculates the accident distance and the driving speed of the vehicle, the driver is given early warning through a monitoring structure 18, the vehicle is decelerated, the vehicle distance is kept, the situation that the rear-end collision is caused in a chain is avoided, and when the vehicle runs off a highway, the monitoring structure 18 can be recovered.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A highway traffic safety early warning system based on vehicle-road cooperation comprises a first support (1) and a second support (6) which are located on the ground, and is characterized in that one side, close to each other, of the first support (1) and the second support (6) is fixedly connected with the same connecting plate (12), the bottom of the connecting plate (12) is fixedly connected with a first scanner (13), one side, close to each other, of the first support (1) and the second support (6) is fixedly connected with a second scanner (14), one side of the first support (1) is fixedly connected with a fixed seat (15), a conveying belt (16) is arranged at the top of the fixed seat (15), a through hole (17) is formed in the first support (1), a monitoring structure (18) is placed above the conveying belt (16), and one end of the conveying belt (16) penetrates through the through hole (17), one side sliding connection of first support (1) and second support (6) has same lifing arm (11), be equipped with the lifting unit who is used for controlling lifing arm (11) and goes up and down in first support (1), be equipped with the installation component who is used for vehicle installation monitoring structure (18) in lifing arm (11), one side fixedly connected with camera (33) of rotating motor (22) are kept away from in lifing arm (11).
2. The highway traffic safety early warning system based on vehicle-road cooperation according to claim 1, wherein the lifting assembly comprises a first sliding groove (2) arranged in a first support (1), a screw rod (3) is longitudinally and rotatably connected in the first sliding groove (2), a driven bevel gear (4) is fixedly sleeved on the outer wall of the screw rod (3), a driving motor (5) is arranged in the first support (1), an output shaft of the driving motor (5) is meshed with the driven bevel gear (4) through the driving bevel gear, a second sliding groove (7) is arranged in the second support (6), a sliding rod (8) is longitudinally and fixedly connected in the second sliding groove (7), a sliding block (10) is slidably connected to the outer wall of the sliding rod (8), a nut (9) is sleeved on the outer wall thread of the screw rod (3), and one sides, far away from the first support (1), of the nut (9) and the sliding block (10) are fixedly connected with a lifting arm (11) And (4) fixing connection.
3. The highway traffic safety early warning system based on vehicle-road cooperation according to claim 1, wherein the mounting assembly comprises a sliding groove (19) arranged in a lifting arm (11), a sliding block (20) is slidably connected to the inner bottom wall of the sliding groove (19), a rotating motor (22) is fixedly connected to one side of the lifting arm (11) far away from the first support (1), a chain wheel (23) is rotatably connected to the inner side wall of one side of the sliding groove (19), an output shaft of the rotating motor (22) extends into the sliding groove (19) and is in transmission connection with the outer side of the chain wheel (23) through a chain (24), a connecting rod (25) is fixedly connected to one side of the chain (24) close to the sliding block (20), a first rectangular sliding groove (21) matched with the connecting rod (25) is arranged in the sliding block (20), and a connecting block (26) which penetrates through the bottom of the sliding groove (19) is fixedly connected to the bottom of the sliding block (20) ).
4. The highway traffic safety pre-warning system based on vehicle-road coordination according to claim 1, characterized in that the bottom of the lifting arm (11) is provided with a sliding plate (27), a second rectangular sliding groove (28) is arranged in the sliding plate (27), the bottom end of the connecting block (26) extends into the second rectangular sliding groove (28) and is connected with the inner wall of the bottom of the second rectangular sliding groove (28) in a sliding manner, a first spring (29) is fixedly connected with the inner wall of one side of the second rectangular sliding groove (28), the other end of the first spring (29) is fixedly connected with the connecting block (26), the bottom of the sliding plate (27) is connected with a sliding bottom plate (30) in a sliding way, the bottom of the sliding bottom plate (30) is fixedly connected with a mechanical claw (31), one side of the bottom of the sliding plate (27) is fixedly connected with an electric telescopic rod (32), and a piston rod of the electric telescopic rod (32) is fixedly connected with the sliding bottom plate (30).
5. The highway traffic safety early warning system based on vehicle-road cooperation according to claim 1, wherein the monitoring structure (18) comprises a shell (34), a control sub-chip (36) is arranged in the shell (34), a velocimeter (37) and a locator (38) are fixedly connected to the top of the shell (34), a monitoring probe (35) is arranged on one side of the shell (34), a plurality of sleeves (39) are equidistantly arranged at the bottom of the shell (34), and electromagnets (40) are fixedly connected in the sleeves (39).
6. The highway traffic safety warning system based on vehicle-road cooperation according to claim 4, wherein two symmetrical spacers (47) are fixedly connected to the top of the sliding plate (27), and the top of the spacer (47) is in contact with the bottom of the lifting arm (11).
7. The highway traffic safety warning system based on vehicle-road cooperation according to claim 5, wherein a suction cup (46) is fixedly connected to the bottom of the shell (34).
8. The highway traffic safety warning system based on vehicle-road cooperation according to claim 5, wherein a cotton pad (45) is fixedly connected to the bottom of the sleeve (39).
9. The highway traffic safety early warning system based on vehicle-road cooperation according to claim 1, wherein a groove (41) is formed between the first support (1) and the second support (6), a weighing plate (42) is slidably connected in the groove (41), a plurality of second springs (43) are equidistantly arranged on the inner wall of the bottom of the groove (41), the top ends of the second springs (43) are fixedly connected with the bottom of the weighing plate (42), and two symmetrical gravity sensors (44) are fixedly connected to the inner wall of the bottom of the groove (41).
10. The use method of the highway traffic safety pre-warning system based on the vehicle-road cooperation according to any one of claims 1 to 9, characterized by comprising the following steps:
s1, when the vehicle runs between the first bracket (1) and the second bracket (6), the vehicle is positioned above the weighing plate (42), the weighing plate (42) is driven by the self weight of the vehicle to slide downwards, the weight of the vehicle can be measured through the gravity sensor (44), and the license plate number of the vehicle is shot by the camera (33);
s2, starting a driving motor (5), wherein the driving motor (5) is meshed with a driven bevel gear (4) through a driving bevel gear, the driving motor (5) drives the driven bevel gear (4) to rotate with a screw rod (3), the screw rod (3) is in threaded connection with a nut (9), along with the rotation of the screw rod (3), a lifting arm (11) starts to slide downwards, a rotating motor (22) is started, the rotating motor (22) drives a chain wheel (23) to rotate through a chain (24), and then the chain (24) can drive a sliding block (20) and a connecting block (26) to move along the track of a sliding groove (19) through a connecting rod (25);
s3, when the sliding block (20) drives the sliding plate (27) to move leftwards, the sliding plate (27) is in contact with the first support (1), the oblique edge of the sliding plate (27) is in contact with one side of the first support (1), the sliding plate (27) can be driven to slide to one side at the bottom of the lifting arm (11), the first spring (29) starts to stretch at the moment, the conveying belt (16) is started, the conveying belt (16) conveys the monitoring structure (18), the mechanical claw (31) is located right above the monitoring structure (18), then the lifting arm (11) continues to drive the sliding plate (27) and the mechanical claw (31) to descend, and the monitoring structure (18) is clamped through the mechanical claw (31);
s4, then the driving motor (5) rotates reversely, the mechanical claw (31) clamps the monitoring structure (18) to move upwards, the rotating motor (22) starts to rotate reversely, the sliding block (20) drives the mechanical claw (31) and the monitoring structure (18) to move in the reverse direction, the sliding plate (27) loses the blocking of the first bracket (1), the sliding plate (27) starts to reset under the action of the first spring (29) until the sliding plate (27) is positioned right above the vehicle, then the electric telescopic rod (32) is started, the electric telescopic rod (32) pushes the mechanical claw (31) to move on the sliding plate (27) for a certain distance, the position of the monitoring structure (18) at the top of the vehicle is adjusted, then the lifting arm (11) drives the mechanical claw (31) to move downwards, the monitoring structure (18) is positioned at the top of the vehicle, the electromagnet (40) is started, and the magnetism of the electromagnet (40) is utilized, attaching a monitoring structure (18) to the roof of the vehicle;
s5, when the vehicle is driven out of the weighing plate (42), the first scanner (13) and the second scanner (14) can detect the appearance of the vehicle, and the control center associates the self weight, the license plate number and the three-dimensional appearance of the vehicle detected by the gravity sensor (44) with the monitoring structure (18);
s6, when a vehicle runs, the monitoring probe (35) can monitor the running road condition of the vehicle in real time, the velocimeter (37) can monitor the speed of the vehicle in real time and transmit data to the control center, the control center calculates the dead weight of the vehicle, the three-dimensional shape of the vehicle, the speed of the vehicle, the road condition and other elements and gives the driving speed range to a driver to avoid the condition that the vehicle is too fast to master the vehicle, when an accident happens in front, the control center calculates the accident distance and the running speed of the vehicle, and the monitoring structure (18) gives early warning to the driver to decelerate the vehicle, keep the vehicle distance and avoid the occurrence of continuous rear-end collision, and when the vehicle runs on a highway, the monitoring structure (18) can be recovered.
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| CN202110759684.3A CN113538929B (en) | 2021-07-06 | 2021-07-06 | Highway traffic safety early warning system and method based on vehicle-road cooperation |
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| CN202110759684.3A CN113538929B (en) | 2021-07-06 | 2021-07-06 | Highway traffic safety early warning system and method based on vehicle-road cooperation |
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| CN113538929B (en) | 2022-04-08 |
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