1. The utility model provides an intersection traffic flow detects early warning system which characterized in that: the system comprises a main trunk line (1), branch trunk lines (2), a detection unit, an early warning unit and a colored road surface (3);

a detection unit: the system comprises a radar detector (4), wherein the radar detector (4) is arranged on the roadside of a branch trunk line (2);

the early warning unit: the intelligent traffic flow monitoring system comprises a carrier wave forced cutting module and an LED information prompting screen (5), wherein the carrier wave forced cutting module is arranged in a radar detector (4), and the LED information prompting screen (5) is arranged on the roadside of a trunk line (1) and faces the traffic flow direction;

the colored pavement (3) is arranged at the position, close to the main trunk line (1), of the branch trunk line (2).

2. The intersection traffic flow detection and early warning system of claim 1, characterized in that: the roadside of the main line (1) is provided with a plurality of first luminous warning posts (11), and the roadside of the branch main line (2) is provided with a plurality of second luminous warning posts (21).

3. The intersection traffic flow detection and early warning system of claim 2, wherein: an intersection warning luminous sign (12) is arranged on the roadside of the main line (1).

4. The intersection traffic flow detection and early warning system of claim 2, wherein: and a red lamp group (111) and a green lamp group (112) are arranged in the first luminous warning column (11) and the second luminous warning column (21).

5. The intersection traffic flow detection and early warning system of claim 4, wherein: a live-action camera (211) is arranged on a second luminous warning post (21) closest to the main trunk line (1), and a live-action screen (6) electrically connected with the live-action camera (211) is arranged at the intersection of the main trunk line (1) and the branch trunk line (2).

6. The intersection traffic flow detection and early warning system of claim 3, wherein: and a parking yielding luminous sign (7) is arranged at the roadside of the branch trunk line (2).

7. The intersection traffic flow detection and early warning system of claim 6, wherein: at least one first luminous warning post (11) is equipped with the camera (113) that tests the speed, and at least one be equipped with siren (212) on second luminous warning post (21).

8. The intersection traffic flow detection and early warning system of claim 7, wherein: the color pavement (3) is provided with a slope, the slope angle is set to be 3-5 degrees, and a rubber particle layer (31) is laid on the surface of the color pavement (3).

9. The intersection traffic flow detection and early warning system of claim 8, wherein: deceleration strips (8) are arranged on the opposite sides of the colored pavements (3) on the two branch trunk lines (2), pressure sensors (81) are embedded in the deceleration strips (8), zebra stripes (9) are arranged between the two deceleration strips (8), and LED indicating lamps (82) are arranged on the first luminous warning column (11) and the second luminous warning column (21);

when the pressure sensor (81) is pressed, the LED indicator lamps (82) are respectively bunched on the lines of the zebra crossing (9).

10. The intersection traffic flow detection and early warning system of claim 9, wherein: a temporary traffic light (91) is arranged in the center of the trunk line (1);

when the parking yield luminous sign (7) works normally and the pressure sensor (81) is still pressed, the temporary traffic light (91) works and lights a red light;

when the radar detector (4) does not detect a vehicle or a pedestrian, the temporary traffic light (91) works to illuminate green.

Background

With the continuous promotion of the novel urbanization strategy of China, the urbanization rate is increased year by year. The street of the highway is more and more obvious, and the phenomenon of the highway town section is formed.

The road streets of the trunk roads can obviously block the vehicles from passing through, and meanwhile, the potential safety hazards of traffic are increased. On one hand, the traffic interference on the two sides of the road is increased sharply, the traffic efficiency of the road can be reduced to a great extent, and the transportation function of the trunk road is influenced. On the other hand, the phenomenon that pedestrians pass through the highway in a violation mode is relatively serious, the probability of occurrence of traffic accidents is increased undoubtedly under the conditions that the highway speed limit of the trunk line is high and the proportion of trucks is high, and the severity of the caused traffic accidents is also high.

According to the statistics of related reports: the traffic accidents of the highway sections in cities and towns of the trunk roads in China mostly occur under the condition of marked lines and no control, and respectively account for about 75 percent and 9 percent of the total accidents, and the common road sections also mainly occur under the two traffic control modes and respectively account for about 79 percent and 8 percent of the total accidents. Therefore, the quality of the traffic participants in China is low, and the traffic rules cannot be well obeyed, so that the control effect of the marking lines is poor, and most accidents occur. The traffic accident ratio caused by the mode without control signal is also larger.

Therefore, aiming at the trunk road intersection under the condition of marking and no control, a comprehensive disposal scheme for potential safety hazards of the access opening is urgently needed, the safety of the trunk road intersection is improved, and the possibility of traffic accidents is reduced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an intersection traffic flow detection early warning system which can improve the safety of an intersection of a trunk road and reduce the incidence rate of traffic accidents.

The above object of the present invention is achieved by the following technical solutions: an intersection traffic flow detection early warning system comprises a main line, a branch main line, a detection unit, an early warning unit and a colored road surface; a detection unit: the system comprises a radar detector, wherein the radar detector is arranged on the roadside of a branch trunk line; the early warning unit: the system comprises a carrier forced-cutting module and an LED information prompt screen, wherein the carrier forced-cutting module is arranged in a radar detector, and the LED information prompt screen is arranged on the roadside of a trunk line and faces the traffic flow direction; the colored pavement is arranged at the position of the branch trunk line close to the main trunk line.

By adopting the technical scheme, when a vehicle drives from the branch trunk line to the main trunk line, the radar detector can detect the relevant vehicle, the carrier wave forced switching module sends electric waves at the moment, the channel of the vehicle on the main trunk line is forced to be switched and the warning words are broadcasted, and the LED information prompt screen displays red warning fonts, so that the vehicle on the main trunk line is automatically subjected to character and voice double warning to remind a vehicle owner of slowing down and slowly moving; meanwhile, the colored road surface is obvious, and can play a role in marking and warning the vehicles on the branch trunk road, remind the vehicles on the branch trunk road to decelerate, and observe the vehicle conditions on the trunk road; through the mode of double-line warning, improve early warning ability greatly, reduce the possibility that the traffic accident takes place.

The present invention in a preferred example may be further configured to: the roadside of the main trunk line is provided with a plurality of first luminous warning posts, and the roadside of the branch trunk line is provided with a plurality of second luminous warning posts.

Through adopting above-mentioned technical scheme, first luminous warning post and the luminous warning post of second all can be synchronous stroboflash, form linear guide to carry out good vision induction and warning to the vehicle and remind, further improvement warning effect.

The present invention in a preferred example may be further configured to: and the roadside of the trunk line is provided with an intersection warning luminous sign.

By adopting the technical scheme, when the intersection warning luminous mark receives the warning signal of the radar detector, the intersection warning luminous mark is bright red, so that vehicles driving from the trunk line are warned; when the warning signal of the radar detector is not received, the intersection warning light-emitting sign is yellow and flashes to remind that the vehicle that drives from the trunk slows down and walks slowly, and whether independently observe and have the pedestrian, reduce the potential safety hazard.

The present invention in a preferred example may be further configured to: and a red light group and a green light group are arranged in the first luminous warning post and the second luminous warning post.

By adopting the technical scheme, when the radar detector sends out the warning signal, the red lamp sets in the first luminous warning post and the second luminous warning post flash, so that vehicles on the main line and the branch main line are warned, and the early warning capability is further improved; when the radar detector does not have a warning signal, the green lamp group in the first light-emitting warning column is flashing, so that vehicles on the main line can be guided to pass through quickly, and the traffic efficiency is improved.

The present invention in a preferred example may be further configured to: and a live-action camera is arranged on the second luminous warning post closest to the main trunk line, and a live-action screen electrically connected with the live-action camera is arranged at the intersection of the main trunk line and the branch trunk line.

By adopting the technical scheme, when the radar detector detects vehicles or pedestrians on the branch trunk line, the live-action camera can acquire live-action pictures on the branch trunk line, and then picture information is displayed through the live-action screen, so that a vehicle owner on the trunk line can visually acquire the conditions on the branch trunk line and select a traveling mode.

The present invention in a preferred example may be further configured to: and the roadside of the branch trunk line is provided with a parking yielding luminous sign.

By adopting the technical scheme, when a vehicle runs at a high speed on the trunk line, the parking yield luminous mark starts to flash, so that the vehicles and pedestrians on the warning branch trunk line are temporarily stopped to yield, and the possibility of traffic accidents is reduced.

The present invention in a preferred example may be further configured to: at least one first luminous warning post is equipped with the camera that tests the speed, at least one be equipped with the siren on the luminous warning post of second.

Through adopting above-mentioned technical scheme, the speed of a motor vehicle on the camera real time monitoring trunk line tests the speed of a motor vehicle, and when the speed of a motor vehicle reached the warning value, the siren on the luminous warning post of second was reported to the police, and vehicle and pedestrian on the propagation warning branch road trunk line through sound in time stopped advancing to reduce the possibility that the traffic accident took place.

The present invention in a preferred example may be further configured to: the color pavement is provided with a slope angle of 3-5 degrees, and a rubber particle layer is laid on the surface of the color pavement.

By adopting the technical scheme, the rubber particle layer increases the roughness of the surface of the colored road surface, so that the vehicle can be braked and decelerated quickly on the colored road surface, the possibility that the vehicle rushes into a main line is reduced, the colored road surface has a gradient, the vehicle can be warned to decelerate in advance, the difficulty of the wheel sliding on the colored road surface can be increased, and the vehicle can be decelerated quickly.

The present invention in a preferred example may be further configured to: deceleration strips are arranged on the opposite sides of the colored pavements on the two branch trunk lines, pressure sensors are embedded in the deceleration strips, zebra stripes are arranged between the two deceleration strips, and LED indicating lamps are arranged on the first luminous warning column and the second luminous warning column; when the pressure sensor is pressed, the LED indicating lamps are respectively bunched on the lines of the zebra crossing.

By adopting the technical scheme, the deceleration strip can warn vehicles on the branch trunk line to slow down; at night, light is insufficient, when vehicles on the branch trunk line drive through the speed bump, the pressure sensor is pressed, the LED indicating lamps are bunched on the lines of the zebra stripes respectively, so that the brightness of the zebra stripes is greatly improved, the vehicles or pedestrians can rapidly and safely pass through the zebra stripes and reach the opposite side of the trunk line, and in addition, the vehicles on the trunk line can be warned to give way.

The present invention in a preferred example may be further configured to: a temporary traffic light is arranged in the center of the trunk line; when the parking yield luminous sign works normally and the pressure sensor is still pressed, the temporary traffic light works and lights a red light; and when the radar detector does not detect a vehicle or a pedestrian, the temporary traffic light works to light the green light.

By adopting the technical scheme, when the parking yield luminous sign works normally and the pressure sensor is still pressed, the situation shows that the vehicle on the branch trunk line does not notice the parking yield luminous sign and still moves forwards, and the temporary traffic light works towards the light of the branch trunk line and lights the red light to warn that the vehicle decelerates and parks immediately so as to prevent traffic accidents; if the radar detector does not detect the vehicles or pedestrians, the temporary traffic light works towards the light of the main line and lights the green light to prompt that the branch main line of the vehicles on the main line is temporarily free, so that the vehicles can pass through quickly, and the traffic and transportation efficiency is improved.

In summary, the invention includes at least one of the following beneficial technical effects:

1. the early warning capability is greatly improved and the possibility of traffic accidents is reduced by the linkage of the detection unit and the pre-tightening unit and the double-line warning mode;

2. when the radar detector has no warning signal, the green light group in the first light-emitting warning post is flashing, so that vehicles on the trunk line can be guided to pass quickly, and the traffic efficiency is improved;

3. the LED indicating lamps are respectively bunched on each line of the zebra crossing, so that the brightness of the zebra crossing is greatly improved, vehicles or pedestrians can conveniently and safely pass through the zebra crossing and reach the opposite side of the main line, and in addition, the vehicles on the main line can be pre-warned to remind the vehicles on the main line to give way.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic structural diagram of a second light-emitting warning post in the present embodiment.

Fig. 3 is a schematic structural diagram for embodying the pressure sensor in the present embodiment.

In the figure, 1, a main line; 11. a first light emitting warning post; 111. a red light group; 112. a green light group; 113. a speed measuring camera; 12. warning light-emitting signs at intersections; 2. a branch trunk line; 21. a second light-emitting warning post; 211. a live-action camera; 212. an alarm; 3. colored pavement; 31. a rubber particle layer; 4. a radar detector; 5. an LED information prompt screen; 6. a live-action screen; 7. a parking yield luminous sign; 8. a speed bump; 81. a pressure sensor; 82. an LED indicator light; 9. zebra crossing; 91. a temporary traffic light.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the intersection traffic flow detection early warning system disclosed by the invention comprises a main trunk line 1, two branch trunk lines 2 positioned on two sides of the main trunk line 1, a detection unit and an early warning unit. The detection unit comprises two radar detectors 4, one radar detector 4 is positioned on the left side of one branch trunk line 2, and the other radar detector 4 is positioned on the right side of the other branch trunk line 2, so that a radar area can completely cover the two branch trunk lines 2 and the main trunk line 1.

Referring to fig. 1, an intersection warning luminous sign 12 is arranged on the roadside of a main line 1, and when a warning signal of a radar detector 4 is not received, the intersection warning luminous sign 12 is in a yellow flashing shape to remind that the front of a vehicle running from the main line 1 is a road junction and needs to be decelerated and slowly run, and whether a pedestrian exists or not is automatically observed at first.

Referring to fig. 1, the early warning unit includes carrier wave forced cutting module and LED information prompt screen 5, and the carrier wave forced cutting module is arranged in radar detector 4 in, and when the vehicle was driven to main line 1 by branch road trunk 2, radar detector 4 can detect relevant vehicle, and the carrier wave forced cutting module sends the electric wave this moment, carries out the forced cutting and reports the warning words to the channel of the vehicle on the main line 1, warns the vehicle driver on the main line 1 in the follow sense of hearing. The LED information prompt screen 5 is arranged at the roadside of the main line 1 and faces the traffic flow direction, the LED information prompt screens 5 are arranged on the two sides of the main line 1, the red characters of 'pedestrian and vehicle entering in front' are displayed on the LED information prompt screens 5 while the carrier wave forced cutting module sends electric waves, and a driver of a vehicle on the main line 1 is warned visually. At the same time, the intersection warning light-emitting sign 12 receives the warning signal from the radar detector 4, turns on red, and visually warns the vehicle traveling from the trunk line 1 again to decelerate.

Referring to fig. 1, a plurality of first luminous warning pillars 11 are respectively arranged on both sides of the roadside of a main trunk 1, a plurality of second luminous warning pillars 21 are arranged on both sides of the roadside of a branch trunk 2, and a red light group 111 and a green light group 112 are respectively arranged in the first luminous warning pillars 11 and the second luminous warning pillars 21. When a vehicle driving to the main trunk line 1 is arranged on the branch trunk line 2, the radar detector 4 sends out a warning signal, and at the moment, the red lamp sets 111 in the first luminous warning column 11 and the second luminous warning column 21 are flashing, so that the vehicles on the main trunk line 1 and the branch trunk line 2 are warned, and the early warning capability is further improved. When the radar detector 4 has no warning signal, the green light set 112 in the first light-emitting warning post 11 is lighted, so that the vehicles on the main line 1 can be guided to pass through quickly, and the traffic efficiency is improved.

Referring to fig. 1 and 2, a live-action camera 211 is fixedly arranged at the top of a second light-emitting warning post 21 closest to a trunk line 1, a live-action screen 6 is arranged at the intersection of the trunk line 1 and a branch trunk line 2, the live-action screen 6 adopts a double-sided LED screen, the live-action camera 211 is electrically connected with the live-action screen 6, the live-action camera 211 always faces the branch trunk line 2, and the live-action on the branch trunk line 2 is projected out through the live-action screen 6, so that vehicles coming and going on the trunk line 1 can be observed through the live-action screen 6 to acquire the situation on the branch trunk line 2 and select a traveling mode. When the radar detector 4 detects a vehicle or a pedestrian on the branch trunk line 2, the live-action camera 211 starts to work again, so that live-action display can be intelligently performed, and unnecessary energy waste is reduced. The top of the first luminous warning post 11 farthest from the branch trunk 2 is fixedly provided with a speed measuring camera 113, a control system is arranged in the first luminous warning post 11, one of the second luminous warning posts 21 is provided with an alarm 212, when the speed of a vehicle on the trunk exceeds a preset value, the control system controls the alarm 212 to work, the alarm 212 gives out alarm sound to aurally warn a driver in the vehicle of the trunk 1 and warn personnel on the branch trunk 2, and therefore the two parties can enhance the caution and reduce the speed so as to reduce the possibility of traffic accidents.

Referring to fig. 3, a colored pavement 3 is arranged at a position, close to a main trunk line 1, of a branch trunk line 2, the colored pavement 3 is provided with a slope, a slope angle is set to be 3-5 degrees, a rubber particle layer 31 is laid on the surface of the colored pavement 3, the thickness of the rubber particle layer 31 is set to be 1cm, the rubber particle layer 31 is provided with a porous structure, the slope angle is matched with the arrangement of the slope angle, rainwater can be dredged rapidly when raining, a good drainage effect is achieved in rainy days, the possibility of vehicle skidding caused by water accumulation on the colored pavement 3 is reduced, the roughness of the colored pavement 3 can be greatly increased, the friction between the colored pavement 3 and a vehicle is improved, the vehicle can be stopped rapidly when meeting an emergency, and the possibility of traffic accidents is reduced.

Referring to fig. 1 and 3, parking yield luminous signs 7 are arranged at the roadside of the branch trunk lines 2, deceleration strips 8 are arranged at the opposite sides of the colored pavements 3 on the two branch trunk lines 2, pressure sensors 81 are embedded in the deceleration strips 8, a plurality of pressure sensors 81 are arranged at equal intervals along the length direction of the deceleration strips 8, a temporary traffic light 91 is arranged at the road center of the trunk line, the temporary traffic light 91 has lights towards the two directions of the two branch trunk lines 2 and the two directions of the trunk line 1, the pressure sensors 81 are connected with a control system, when the parking yield luminous signs 7 work normally and at least one pressure sensor 81 is pressed, the situation that the vehicles on the branch trunk lines 2 do not pay attention to the parking yield luminous signs 7 and still move forwards is indicated, the control system controls the temporary traffic light 91 to face the direction of the stressed pressure sensor 81, namely the red light is lightened in the direction of the corresponding branch trunk line 2, so as to warn that the vehicles stop at once, traffic accidents are prevented; when the radar detector 4 does not detect a vehicle or a pedestrian, the temporary traffic light 91 works toward the light of the trunk line 1 and lights up a green light to prompt that the branch trunk line 2 of the vehicle on the trunk line 1 is temporarily absent, so that the vehicle can pass through quickly, and the traffic efficiency is improved.

Referring to fig. 1 and 3, a zebra crossing 9 is arranged between two deceleration strips 8 for pedestrians to walk, but when light is insufficient at night, vehicles on a main line 1 are difficult to see the zebra crossing 9 at a distance, so that the first light-emitting warning post 11 and the second light-emitting warning post 21 are both provided with LED indicator lights 82, switches of the LED indicator lights 82 are controlled by a control system, when a pedestrian or a vehicle passes through the deceleration strips 8 at night, a pressure sensor 81 is stressed, the control system controls the LED indicator lights 82 to work, and the LED indicator lights 82 are respectively bundled on each line of the zebra crossing 9 to illuminate the zebra crossing 9 so as to allow the pedestrian or the vehicle to pass through the main line 1, and the vehicles at a distance above the main line 1 are warned to reduce the possibility of occurrence of accidents at night. Fluorescent materials are mixed in the pigment coating the zebra crossing 9, so that the brightness of light reflected by the zebra crossing 9 can be improved, and when the LED indicating lamp 82 does not work normally due to reasons, a backup light emitting effect can be achieved, and the possibility of traffic accidents is reduced.

The implementation principle of the embodiment is as follows:

1. when a vehicle drives from the branch trunk line to the main trunk line and the main trunk line has the vehicle running near the branch trunk line, the radar detector can detect the relevant vehicle on the branch trunk line, and sends an electric wave through the carrier wave forced switching module, so that the channel of the vehicle on the main trunk line is forced to be switched, the warning message is broadcasted, and the driver of the vehicle on the main trunk line is warned in an auditory sense. The LED information prompt screen displays red characters that pedestrians and vehicles enter the front of the LED information prompt screen, and the red lamp group in the first light-emitting warning post is flashing, so that the vehicles on the trunk line are warned visually.

Meanwhile, the live-action screen acquires information through the live-action camera and shows the live-action information on the branch trunk line, so that the vehicles on the trunk line can automatically select a driving scheme after checking the states of the vehicles on the branch trunk line.

2. When no vehicle or pedestrian exists on the branch trunk line, the green light group in the first light-emitting warning post flashes, and the temporary traffic light works towards the light of the main trunk line and lights the green light, so that the condition of the branch trunk line of the vehicle on the main trunk line is prompted to be temporarily absent, and the vehicle can pass quickly.

3. When no vehicle exists on the trunk line, the green light group in the second luminous warning post flashes, and the temporary traffic light works towards the light of the branch trunk line and lights the green light to prompt that the vehicle trunk line on the branch trunk line is temporarily free and can pass quickly.

4. When vehicles are arranged on the main trunk line and the branch trunk lines and the vehicles on the branch trunk lines are out of sight of the parking yield luminous signs and still move forward, the temporary traffic lights work towards the lights of the branch trunk lines and light the red lights so as to warn the vehicles on the branch trunk lines.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.