CN208985379U - A kind of road intersection safety management system - Google Patents
A kind of road intersection safety management system Download PDFInfo
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- CN208985379U CN208985379U CN201822025750.0U CN201822025750U CN208985379U CN 208985379 U CN208985379 U CN 208985379U CN 201822025750 U CN201822025750 U CN 201822025750U CN 208985379 U CN208985379 U CN 208985379U
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Abstract
The utility model discloses a kind of roads to intersect safety management system, is related to control of traffic and road technical field, and the road intersection safety management system includes: signals of vehicles detection device, intelligent traffic light controller and current reception device；The signals of vehicles detection device is installed on road intersection, for detecting whether each lane and intersection pre-determined distance have vehicle, and generates a vehicle arriving signal；The intelligent traffic light controller is connect with the traffic lights of road intersection by electric lead, and intelligent traffic light controller controls the colour switching of traffic lights according to the vehicle arriving signal for receiving the vehicle arriving signal；The current reception device is installed on vehicle interior, for receiving the traffic light status information of intelligent traffic light controller sending and issuing acousto-optic hint.The utility model is able to solve the problem of existing traffic lights can not be adjusted according to road traffic state, vehicle-state, affect road efficiency.
Description
Technical field
The utility model relates to control of traffic and road technical fields, and in particular to a kind of road intersection safety management system.
Background technique
Existing road intersection safety management is realized using traffic lights.Traffic lights are according to predetermined period red
Lamp, switches between green light amber light, and the green light in each direction and red light duration are fixed.Vehicle when daytime
More, the green light and red light of each road direction recycle conducting, can not differentiate either with or without vehicle, red light, amber light, green light are successively
It lights, it is power-consuming simultaneously to influence vehicle flowrate.Sometimes other lanes do not have vehicle pass-through, face red light it is bright when, it is also desirable to wait green light
It is bright to pass through, since city is there are a large amount of intersection, expended when vehicle is current in city a large amount of red
The lamp waiting time.
It is absolutely not associated between existing traffic lights and vehicle, road traffic state, mechanization according to default
Switching law carry out red light, amber light, the switching between green light, can not be adjusted according to road traffic state, vehicle-state
It is whole, road efficiency is affected, but also vehicle is not high for the experience of road.
Utility model content
The utility model embodiment is designed to provide a kind of road intersection safety management system, existing to solve
The problem of traffic lights can not be adjusted according to road traffic state, vehicle-state, affect road efficiency.
To achieve the above object, the utility model embodiment provides road phase described in a kind of road intersection safety management system
Handing over safety management system includes: signals of vehicles detection device, intelligent traffic light controller and current reception device；The vehicle letter
Number detection device is installed on road intersection, for detecting whether each lane and intersection pre-determined distance have vehicle,
When the lane has vehicle to reach pre-determined distance, a vehicle arriving signal is generated；The intelligent traffic light controller and road
The traffic lights of intersection are connected by electric lead, and intelligent traffic light controller is for receiving the vehicle arriving signal, according to institute
State the colour switching of vehicle arriving signal control traffic lights；The current reception device is installed on vehicle interior, red for receiving
The traffic light status information of green light intelligent controller sending simultaneously issues acousto-optic hint.
Preferably, the road intersection safety management system further includes pedestrian signal detection device, the pedestrian signal inspection
Measurement equipment is set to the both ends of road intersection zebra stripes, and the pedestrian that pedestrian signal detection device is used to detect zebra stripes walks letter
Number and be reported to the intelligent traffic light controller.
Preferably, the signals of vehicles detection device includes infrared radiation detection apparatus, ground induction coil, electronic eyes or satellite positioning letter
Number reception device.
Preferably, the pedestrian signal detection device includes infrared radiation detection apparatus, ground induction coil or electronic eyes.
Preferably, the intelligent traffic light controller includes MCU processor, wireless signals broadcast mould group, power management electricity
Road, pedestrian signal receive circuit, signals of vehicles receives circuit and traffic lights control circuit.
The utility model has the advantages that
The road of the application intersects safety management system, walks signal by real-time detection vehicle arriving signal, pedestrian, red
Green light intelligent controller reaches signal according to these vehicles, pedestrian walks the switching that signal controls traffic lights, so as to increase
Vehicle flowrate, energy saving；When other lanes do not have vehicle pass-through, this lane is arrived in vehicle with regard to green light, improves vehicle pass-through
Efficiency.When only pedestrian leaves zebra stripes, the green light in lane is just bright；It, will be red using transmit-receive technologies such as induction coil, infrared signals
Green light intelligent controller and vehicle-mounted passage reception device carry out data interaction, to issue acousto-optic hint to passing vehicle, mention
High safety coefficient.
Detailed description of the invention
Fig. 1 is the structural block diagram that a kind of road provided by the embodiment of the utility model intersects safety management system；
Fig. 2 is that a kind of road provided by the embodiment of the utility model intersects signal detection apparatus in the vehicle of safety management system
Standby connection relationship diagram；
Fig. 3 is the management method flow chart that a kind of road provided by the embodiment of the utility model intersects safety management system；
Fig. 4 is the pedestrian signal detection device that a kind of road provided by the embodiment of the utility model intersects safety management system
Connection relationship diagram；
Fig. 5 is the structural block diagram of intelligent traffic light controller provided by the embodiment of the utility model；
Fig. 6 is a kind of cross intersection structural schematic diagram provided by the embodiment of the utility model；
Fig. 7 is traffic lights control circuit schematic diagram in the road A provided by the embodiment of the utility model；
Fig. 8 is traffic lights control circuit schematic diagram in No. 1 provided by the embodiment of the utility model；
In figure: first timer 1, second timer 2, third timer 3, the 4th timer 4, the 5th timer 5, first
Or door 6, first and door 7, the second nor gate 8, second or door 9, the first nor gate 10, the 6th timer 11, the 7th timer 12,
8th timer 13, the 9th timer 14, third or door 15, third nor gate 16, the tenth timer the 17, the 4th or door 18 are compiled
Group phase inverter module F.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
As shown in Figure 1, the utility model provides a kind of road intersection safety management system, which includes: vehicle letter
Number detection device, intelligent traffic light controller and current reception device, signals of vehicles detection device is installed on road intersection, red
Green light intelligent controller is connect with the traffic lights of road intersection by electric lead, and current reception device is installed on vehicle interior.
Specifically, with reference to Fig. 2, whether signals of vehicles detection device detects each lane and intersection pre-determined distance
With vehicle；When the lane has vehicle to reach the pre-determined distance, generates a vehicle and reach signal；The signals of vehicles inspection
Measurement equipment includes being not limited to infrared radiation detection apparatus, ground induction coil, electronic eyes or satellite positioning signal reception device.
Intelligent traffic light controller will be described according to the vehicle arriving signal for receiving the vehicle arriving signal
The green light in lane is lighted and lights the red light on other lanes intersected with the lane.
Current reception device, the passage reception device when the lane has vehicle to reach the pre-determined distance, on vehicle
It receives the traffic light status information that intelligent traffic light controller issues and issues acousto-optic hint.Current reception device and traffic lights intelligence
Can control between device can carry out signal interaction by long range Bluetooth broadcast communication modes, and long range bluetooth communication mould group can be with
Meet 100 meters or so of communication coverage, broadcast capability is also capable of providing after bluetooth 4.0.Or FM communication mode is used,
Using FM frequency range and control power to the passage reception device broadcast singal on the vehicle for reaching pre-determined distance.
As shown in figure 4, the system also includes:
Pedestrian signal detection device is walked signal and is reported described for detecting the pedestrian at zebra stripes or intersection
Intelligent traffic light controller, according to the pedestrian walk signal will be walked with pedestrian the identical green light in direction light and will with it is described
The red light that pedestrian walks direction intersection is lighted.The pedestrian signal detection device include be not limited to infrared radiation detection apparatus, feel line
Circle or electronic eyes.
As shown in figure 5, intelligent traffic light controller includes MCU processor, wireless signals broadcast mould group, power management electricity
Road, pedestrian signal receive circuit, signals of vehicles receives circuit and traffic lights control circuit.
Such as figure, shown in 3, the utility model embodiment provides a kind of road intersection method for managing security, this method comprises:
Whether there is vehicle to drive into S1, each lane of detection and intersection pre-determined distance；
S2, when any lane have vehicle reach the pre-determined distance when, intelligent traffic light controller is according to all lanes
The color of vehicle condition transformation traffic lights in pre-determined distance；
The colour switching result of the traffic lights is sent to interior current reception by S3, the intelligent traffic light controller
Device.
Wherein, when the lane for having vehicle to drive into pre-determined distance is pre- through lane, if being handed over the pre- through lane
Other lanes of fork or conflict are without vehicle when passing through, and the intelligent traffic light controller is by the green light point of pre- through lane
It is bright, while keeping the traffic lights on other described lanes constant；When other lanes for intersecting or conflicting with the pre- through lane
When having vehicle passing through, intelligent traffic light controller lights the red light of pre- through lane.
After intelligent traffic light controller converts the traffic light status in any lane, it is default that the traffic light status continues first
Time, at the same time, intelligent traffic light controller constantly receive indication signal, whens being divided into equal between the transmission of the indication signal
Between the second preset time for being spaced.Optionally, which can be 6 seconds.When the traffic light status continues in 6 seconds,
If the time interval of the second preset time be greater than 3 seconds or the traffic light status duration be more than the first preset time most
Big value, optionally, maximum transit time can be 30 seconds, 45 seconds etc..Then the color of traffic lights becomes yellow, after 3 seconds again by
Green originally becomes yellow, or becomes green from original red.If the time interval of the second preset time is always less than 3
Second, then the state that traffic lights keep original is constant.
Specifically, using Vehicle analyzer, ground induction coil, electronic eyes, Microstar positioning signal reception device GPS etc., in vehicle
Drive to 100 meters at intersection i.e. pre-determined distance when, send intelligent traffic light controller for vehicle arriving signal,
Intelligent traffic light controller lights 6s according to vehicle arriving signal, by the green light in corresponding lane, other lanes of intersection cannot
Enough current, in the 6s that green light is lighted, when constantly receiving vehicle arriving signal of the time interval less than 3s, green light keeps 6s
It does not go out, otherwise goes out after green light 6s, the bright 3s of amber light, red light is bright after amber light is bright, the vehicle pass-through of other vehicles of intersection.
In addition, it includes: that the pedestrian detected at zebra stripes or intersection walks letter that the present embodiment, which also provides a kind of method,
Number and report the intelligent traffic light controller；The intelligent traffic light controller walks signal according to the pedestrian will be with pedestrian
The identical green light in direction is walked to light and light the red light that direction intersects is walked with the pedestrian.Then it is examined by pedestrian signal
The pedestrian that measurement equipment is periodically detected at zebra stripes or intersection walks signal and reports the intelligent traffic light controller,
When pedestrian does not leave at the zebra stripes or intersection, it is green light phase that intelligent traffic light controller, which keeps traffic lights,
Until there is no pedestrian on zebra stripes.
Specifically, as shown in fig. 6, the structural schematic diagram of a right-angled intersection, has 12 lanes of four direction,
The traffic lights control circuit in middle lane 1,2,3,4,5,6,7,8 be it is identical, the traffic lights control circuit of lane A, B, C, D are also
It is identical, it is thus only necessary to which the traffic lights control circuit for providing lane 1 and lane A can clearly illustrate the reality of the application
Apply mode.Wherein, red light R, amber light H, green light L are provided on each direction；
As shown in fig. 7, the traffic lights control circuit of lane A, B, C, D are by five 555 timers, multiple or door, Duo Gehuo
NOT gate and multiple NOT gates composition, using the characteristic of logical relation and defeated output level between them, control the state of traffic lights.
It is also known as " and circuit ", logic " product ", logic " with " circuit with door in circuit, is the basic logical gate electricity for executing " with " operation
There are multiple input terminals on road, and an output end, when all inputs are simultaneously high level, output is just high level, is otherwise exported
For low level；Or door has multiple input terminals, an output end, as long as soon as output is high electric when having in input for high level
Flat, only when all inputs are all low level, output is just low level；If the input of NAND gate is high level, defeated
It is out low level, if at least one in the input of NAND gate is low level, output is high level；Nor gate is then only when two
Output is high level when a input terminal is low level.
Determine specifically, five 555 timers are respectively as follows: first timer 1, second timer 2, third timer the 3, the 4th
When device 4 and the 5th timer 5 or door include first or door 6, second or door 9, include first and door 7 with door, nor gate includes the
One nor gate 10, the second nor gate 8.Second or the input terminal of door 9 pick up 8 and 4 He of lane 5 or lane 7 and lane 2 or lane
The signal end in lane 1 or lane 3 and lane 6.
Realization principle are as follows: when circuit is started to work, on lane without vehicle when, all timers export low level,
First or door 6 export low level, the first nor gate 10 export high level, the second nor gate 8 export low level, thus make first with
Door 7 exports low level, therefore L lamp does not work, i.e., green light does not work, at the same time, if lane 8 and lane 5 or lane 7 and lane 2 or vehicle
There is Che Tonghang on road 4 and lane 1 or lane 3 and lane 6, second or door 9 export high level, and R lamp is bright, i.e., red light is bright, reminds vehicle
Upcoming vehicle parking evacuation on road A, lane B, lane C and lane D.If having on lane A, lane B, lane C and lane D
Vehicle, then the output of timer 1 is high level, first or the output of door 6 be high level, the output of the first nor gate 10 is low electricity
Flat, the output of the second nor gate 8 is that the output of high level, then first and door 7 is high level, then L lamp is bright, i.e. green light, allows
Vehicle pass-through.If persistently having vehicle to pass through during 6 seconds that first timer 1 works, i.e., input is always high level, then green light one
Directly it is remain on state.It is corresponding with the method in embodiment 1.
As shown in figure 8, the traffic lights control in lane 1, lane 2, lane 3, lane 4, lane 5, lane 6, lane 7 and lane 8
Circuit processed by several 555 timers, several or door, several form with door, several nor gates and several NOT gates, utilize
The characteristic of logical relation and defeated output level between them, controls the state of traffic lights, can be realized circuit three select two.Tool
Body, several timers include the 6th timer 11, the 7th timer 12, the 8th timer 13, the 9th timer 14 and the tenth
Timer 17.6th timer 11 and the 7th timer 12 are used for the input and output of control circuit, and the 8th timer 13 is for supplying
Electricity, the 9th timer 14 generate delay in 0.1 second, and third nor gate 16 is made to generate high level, and circuit enters working condition, enter
It is any to be connected all the way after working condition, there is two-way that can be connected, if lane 1 is current, lane 2 and lane 5 can lead to
Row, because the passage in lane 1, lane 2 and lane 5 is independent of each other.Tenth timer 17 is for realizing being periodically connected function.Lane
1, there is the signal that is open to traffic in any lane in lane 2, lane 3, lane 4, lane 5, lane 6, lane 7 and lane 8, from third or
Door 15 inputs, and controls the bright of green light by exporting high level or low level from the 4th or door 18 after the transformation of circuit or goes out.Its
The F module of middle circuit is marshalling phase inverter module, and it is one group that lane 1, lane 2, lane 5 and lane 6, which are compiled, by lane 3, vehicle
It is one group that road 4, lane 7 and lane 8, which are compiled, to more easily realize road control.1 (8) in Fig. 8 indicate the control in lane 1
Circuit is to the control circuit in lane 8, and similarly, 8 (1) indicate the control circuit in lane 8 to the control in lane 1 for 1 (7), 1 (3), 1 (6)
Circuit processed, 7 (1), 3 (1), 6 (1) are similarly.
The road of the application intersects safety management system, walks signal by real-time detection vehicle arriving signal, pedestrian, red
Green light intelligent controller reaches signal according to these vehicles, pedestrian walks the switching that signal controls traffic lights, so as to increase
Vehicle flowrate, energy saving；When other lanes do not have vehicle pass-through, this lane is arrived in vehicle with regard to green light, improves vehicle pass-through
Efficiency, pedestrian do not pass by zebra stripes, and the time of countdown has pass the red light on pavement with regard to bright, at this moment influenced pedestrains safety, because
This needs pedestrian just to allow green light when leaving zebra stripes.Using transmit-receive technologies such as induction coil, infrared signals, by traffic lights
Intelligent controller and vehicle-mounted passage reception device carry out data interaction, to issue acousto-optic hint to passing vehicle；It improves
Safety coefficient.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (5)
1. a kind of road intersects safety management system, which is characterized in that the road intersection safety management system includes: vehicle letter
Number detection device, intelligent traffic light controller and current reception device；
The signals of vehicles detection device is installed on road intersection, for detecting each lane and intersection pre-determined distance
Whether there is vehicle, when the lane has vehicle to reach pre-determined distance, generates a vehicle arriving signal；
The intelligent traffic light controller is connect with the traffic lights of road intersection by electric lead, and intelligent traffic light controller is used
In receiving the vehicle arriving signal, the colour switching of traffic lights is controlled according to the vehicle arriving signal；
The current reception device is installed on vehicle interior, for receiving the traffic light status letter of intelligent traffic light controller sending
It ceases and issues acousto-optic hint.
2. a kind of road as described in claim 1 intersects safety management system, which is characterized in that the road intersects bursting tube
Reason system further includes pedestrian signal detection device, and the pedestrian signal detection device is set to the two of road intersection zebra stripes
End, the pedestrian that pedestrian signal detection device is used to detect zebra stripes walk signal and are reported to the intelligent traffic light controller.
3. a kind of road as described in claim 1 intersects safety management system, which is characterized in that the signals of vehicles detection is set
Standby includes infrared radiation detection apparatus, ground induction coil, electronic eyes or satellite positioning signal reception device.
4. a kind of road as claimed in claim 2 intersects safety management system, which is characterized in that the pedestrian signal detection is set
Standby includes infrared radiation detection apparatus, ground induction coil or electronic eyes.
5. a kind of road as described in claim 1 intersects safety management system, which is characterized in that the intelligent traffic light control
Device includes MCU processor, wireless signals broadcast mould group, electric power management circuit, pedestrian signal receives circuit, signals of vehicles receives electricity
Road and traffic lights control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201822025750.0U CN208985379U (en) | 2018-12-04 | 2018-12-04 | A kind of road intersection safety management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201822025750.0U CN208985379U (en) | 2018-12-04 | 2018-12-04 | A kind of road intersection safety management system |
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| CN208985379U true CN208985379U (en) | 2019-06-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111194128A (en) * | 2020-01-07 | 2020-05-22 | 胡万举 | Intelligent traffic light controller |
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2018
- 2018-12-04 CN CN201822025750.0U patent/CN208985379U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111194128A (en) * | 2020-01-07 | 2020-05-22 | 胡万举 | Intelligent traffic light controller |
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Granted publication date: 20190614 |