CN206961323U - A kind of traffic light control system for emergency vehicle - Google Patents

A kind of traffic light control system for emergency vehicle Download PDF

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Publication number
CN206961323U
CN206961323U CN201720777047.8U CN201720777047U CN206961323U CN 206961323 U CN206961323 U CN 206961323U CN 201720777047 U CN201720777047 U CN 201720777047U CN 206961323 U CN206961323 U CN 206961323U
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CN
China
Prior art keywords
control
traffic
module
vehicle
emergency vehicle
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720777047.8U
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Chinese (zh)
Inventor
简玉梅
阮麟杰
张登珠
黄宁
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Shanghai University of Engineering Science
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Shanghai University of Engineering Science
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Filing date
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Priority to CN201720777047.8U priority Critical patent/CN206961323U/en
Application granted granted Critical
Publication of CN206961323U publication Critical patent/CN206961323U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

It the utility model is related to a kind of traffic light control system for emergency vehicle, the system includes state monitoring module, control module and traffic control center server, the state monitoring module is arranged on traffic lights, and it is connected with control module, the control module is connected with traffic control center server and traffic lights respectively, the state monitoring module includes type of vehicle monitoring unit and car speed monitoring unit, and the type of vehicle monitoring unit and car speed monitoring unit are connected with control module.Compared with prior art, the utility model has the advantages that to be easily achieved, save cost and be easy to emergency vehicle current.

Description

A kind of traffic light control system for emergency vehicle
Technical field
Field of traffic control is the utility model is related to, more particularly, to a kind of traffic grade system for emergency vehicle System.
Background technology
Traffic lights, which is generally, periodically to be set, in traffic control system, for the specific demand of traffic, without excessive Consider, such as:When the urgent needs such as the vehicle for having specific demand such as fire fighting truck, ambulance pass through crossing, rules and regulations they can be with On the premise of safety is ensured, make a dash across the red light, but when running into urban transportation generation Severe blockage, private car can only be lined up successively By intersection, can not be given way to emergency traffic vehicle.
Patent CN201510337760.6 proposes a kind of emergency traffic interfering system and method, passes through intelligent video camera head pair The image of vehicle is acquired and identified, when there is emergency vehicle, the traffic lights that calculates its running route and may pass through are compiled Number, so as to be controlled to traffic lights, although this method can cause emergency vehicle quickly through the image needed is known Other technology acuracy is very high, and amount of calculation is very big, and consuming cost is too high, is not suitable for popularity.
Utility model content
The purpose of this utility model is to provide a kind of traffic light control system for emergency vehicle regarding to the issue above.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of traffic light control system for emergency vehicle, the system include state monitoring module, control module and Traffic control center server, the state monitoring module is arranged on traffic lights, and is connected with control module, the control mould Block is connected with traffic control center server and traffic lights respectively, the state monitoring module include type of vehicle monitoring unit and Car speed monitoring unit, the type of vehicle monitoring unit and car speed monitoring unit are connected with control module.
The type of vehicle monitoring unit includes the camera and image processor being connected with each other, the camera and image Processor be may be contained within traffic lights, and described image processor is connected with control module.
The car speed monitoring unit includes tachymeter, and the tachymeter is arranged on traffic lights, connects with control module Connect.
The state monitoring module also includes wireless signal transmitter, the wireless signal transmitter respectively with type of vehicle Monitoring unit, car speed monitoring unit connect with control module.
The control module includes wireless signal receiver, interchanger, MCU control chips and control executive module, described Wireless signal receiver is connected with state monitoring module and MCU control chips respectively, the interchanger respectively with traffic administration Central server is connected with MCU control chips, and the control executive module is connected with MCU control chips and traffic lights respectively.
The control executive module includes delayer, and the delayer is connected with MCU control chips and traffic lights respectively.
The state monitoring module also includes sound transducer, and the sound transducer is arranged on traffic lights, and with control Molding block connects.
The system also includes being used for the signal generator with vehicle communication, and the signal generator is arranged at traffic lights On.
Compared with prior art, the utility model has the advantages that:
(1) the utility model proposes traffic light control system, by state monitoring module set type of vehicle monitor Unit and car speed monitoring unit so that only need that the car plate of vehicle is identified by camera and image processor, It is compared again with the data on traffic control center server, it is possible to emergency vehicle is identified, then passes through car again Speed monitoring unit determines the speed of emergency vehicle so as to judge that it reaches the time of traffic lights, with only passing through intelligent video camera head Carry out image recognition to compare to be controlled, because the identification to automotive license plate has been the prior art of very degree, handing over Usually used in siphunculus control, therefore the system is lower to the precision prescribed of image recognition, it is easy to accomplish and cost is lower, is applicable model Enclose extensively, practical performance is strong.
(2) state monitoring module also includes wireless signal transmitter, and the status information of monitoring is sent by wireless signal To control module so that the deployed position of control module is more flexible, has broken away from limitation geographically.
(3) control module includes interchanger, is transmitted by interchanger and the data on traffic control center server, The stability of data transfer is ensure that, so as to ensure that the stability of control system.
(4) control executive module includes signal shifter and delayer, can except when traffic lights state itself is red light With by signal shifter traffic lights switch at once green light facilitate emergency vehicle quickly through while passing through delay Device, calculate the remaining time for having green light be not enough to allow emergency vehicle by when, extend green time, further ensure Emergency vehicle quickly through improving the stability of system.
(5) state monitoring module also includes sound transducer, and sound tentatively can be identified, in such as ambulance, police When the emergency vehicles such as car are blown a whistle, such emergency vehicle can be quickly recognized, improves the accuracy of identification.
(6) traffic light control system also includes signal generator, after emergency vehicle is identified, on the one hand can pass through letter Number generator carries out information exchange with emergency vehicle, determines the enforcement information of emergency vehicle, on the other hand can also be with other cars Carry out information exchange, be easy to other vehicles to be given way for emergency vehicle.
Brief description of the drawings
Fig. 1 is the structural representation of the traffic light control system for emergency vehicle;
Fig. 2 is the control flow chart of the traffic light control system of the emergency vehicle;
Wherein, 1 is state monitoring module, and 2 be control module, and 3 be traffic control center server, and 4 be traffic lights, and 11 are Camera, 12 be image processor, and 13 be tachymeter, and 14 be wireless signal transmitter, and 21 be wireless signal receiver, and 22 are MCU control chips, 23 be interchanger, and 24 be control executive module.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with the utility model Implemented premised on technical scheme, give detailed embodiment and specific operating process, but guarantor of the present utility model Shield scope is not limited to following embodiments.
As shown in figure 1, a kind of traffic light control system for emergency vehicle is provided in the present embodiment, including state prison Survey module 1, control module 2 and traffic control center server 3, state monitoring module 1 are arranged on traffic lights 4, and with control Module 2 is connected, and control module 2 is connected with traffic control center server 3 and traffic lights 4 respectively, and state monitoring module 1 includes car Type monitoring unit and car speed monitoring unit, type of vehicle monitoring unit and car speed monitoring unit are with controlling mould Block 2 connects.
Wherein, type of vehicle monitoring unit includes the camera 11 and image processor 12 being connected with each other, the He of camera 11 Image processor 12 be may be contained within traffic lights 4, and image processor 12 is connected with control module 2.Car speed monitoring unit bag Tachymeter 13 is included, tachymeter 13 is arranged on traffic lights 4, is connected with control module 2.State monitoring module 1 also includes wireless communication Number transmitter 14, wireless signal transmitter 14 respectively with type of vehicle monitoring unit, car speed monitoring unit and control module 2 Connection.Control module 2 includes wireless signal receiver 21, interchanger 23, MCU control chips 22 and control executive module 24, nothing Line signal receiver 21 is connected with state monitoring module 1 and MCU control chips 22 respectively, interchanger 23 respectively with traffic administration Central server 3 and MCU control chips 22 are connected, and control executive module 24 is connected with MCU control chips 22 and traffic lights 4 respectively. Control executive module 24 includes delayer, and delayer is connected with MCU control chips 22 and traffic lights 4 respectively.State monitoring module 1 Also include sound transducer, sound transducer is arranged on traffic lights 4, and is connected with control module 2.The system also includes being used for With the signal generator of vehicle communication, signal generator is arranged on traffic lights 4.
The workflow of said system as shown in Fig. 2 the system at work, the shooting first in state monitoring module 1 First 11 pairs of cars are shot, if sound transducer captures the voice signal that emergency vehicle is sent, are transmitted to control Molding block 2, control module 2 sends control signal to camera 11 and the vehicle license plate currently passed through is identified, if sound Sensor does not capture voice signal, then the car plate of car is identified camera 11 in sequence, and camera 11 will The license plate image captured is transmitted to image processor 12, because picture catching of the camera to automotive license plate is existing traffic Most basic realization rate in management and control, therefore to the required precision of image recognition than relatively low, it is easy to accomplish, through image processor 12 After extraction filtering, transmitted by wireless signal transmitter 14 to control module 2, control module 2 and pass through reception of wireless signals first Device 21 receives picture signal, then transmits to MCU control chips 22, MCU control chips 22 and is connected to traffic by interchanger 23 Management center server 3, image is compared with the image of traffic control center server 3, if identifying the car plate pair The vehicle answered is emergency vehicle, then tachymeter 13 tests the speed to vehicle corresponding to car plate, and speed is transmitted to MCU and controls core Piece 22, MCU control chips 22 calculate the time t of the vehicle exterior traffic lamp 4 according to speed, and detect the situation of the traffic lights 4, It is more than t+8s if the time of green light and green light, then controller sends the letter for not doing any operation to control executive module 24 Number, if green time is less than t+8s, controller control delayer extends the time of green light to t+8s, to prevent emergency vehicle Just do not changed colour so as to cause traffic accident by crossroads traffic light also;It is less than t+10s if the time of red light and red light, then controls Device processed sends the signal for not doing any operation to control executive module 24, so as to allow pedestrian to have time enough to pass through four crossway Mouthful, if red time is more than t+10s, controller control delayer shortens red time to t+10s, so that emergency vehicle can With quickly through traffic lights.

Claims (8)

1. a kind of traffic light control system for emergency vehicle, it is characterised in that the system includes state monitoring module, control Molding block and traffic control center server, the state monitoring module is arranged on traffic lights, and is connected with control module, institute State control module to be connected with traffic control center server and traffic lights respectively, the state monitoring module is supervised including type of vehicle Unit and car speed monitoring unit are surveyed, the type of vehicle monitoring unit and car speed monitoring unit connect with control module Connect.
2. the traffic light control system according to claim 1 for emergency vehicle, it is characterised in that the type of vehicle Monitoring unit includes the camera and image processor being connected with each other, and the camera and image processor may be contained within traffic lights On, described image processor is connected with control module.
3. the traffic light control system according to claim 1 for emergency vehicle, it is characterised in that the car speed Monitoring unit includes tachymeter, and the tachymeter is arranged on traffic lights, is connected with control module.
4. the traffic light control system according to claim 1 for emergency vehicle, it is characterised in that the status monitoring Module also includes wireless signal transmitter, and the wireless signal transmitter is supervised with type of vehicle monitoring unit, car speed respectively Unit is surveyed to connect with control module.
5. the traffic light control system according to claim 1 for emergency vehicle, it is characterised in that the control module Including wireless signal receiver, interchanger, MCU control chips and control executive module, the wireless signal receiver respectively with State monitoring module connects with MCU control chips, the interchanger respectively with traffic control center server and MCU control chips Connection, the control executive module are connected with MCU control chips and traffic lights respectively.
6. the traffic light control system according to claim 5 for emergency vehicle, it is characterised in that the control performs Component includes delayer, and the delayer is connected with MCU control chips and traffic lights respectively.
7. the traffic light control system according to claim 1 for emergency vehicle, it is characterised in that the status monitoring Module also includes sound transducer, and the sound transducer is arranged on traffic lights, and is connected with control module.
8. the traffic light control system according to claim 1 for emergency vehicle, it is characterised in that the system is also wrapped Include and be arranged at for the signal generator with vehicle communication, the signal generator on traffic lights.
CN201720777047.8U 2017-06-29 2017-06-29 A kind of traffic light control system for emergency vehicle Expired - Fee Related CN206961323U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720777047.8U CN206961323U (en) 2017-06-29 2017-06-29 A kind of traffic light control system for emergency vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720777047.8U CN206961323U (en) 2017-06-29 2017-06-29 A kind of traffic light control system for emergency vehicle

Publications (1)

Publication Number Publication Date
CN206961323U true CN206961323U (en) 2018-02-02

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Country Status (1)

Country Link
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109118761A (en) * 2018-08-21 2019-01-01 浙大网新系统工程有限公司 A kind of wisdom traffic solution and its management system based on artificial intelligence
CN110033628A (en) * 2019-05-14 2019-07-19 陕西智多搭智能科技有限公司 Artificial intelligence multifunctional traffic robot command
TWI733367B (en) * 2020-03-11 2021-07-11 國立成功大學 Trffic signal auxiliary device and method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109118761A (en) * 2018-08-21 2019-01-01 浙大网新系统工程有限公司 A kind of wisdom traffic solution and its management system based on artificial intelligence
CN110033628A (en) * 2019-05-14 2019-07-19 陕西智多搭智能科技有限公司 Artificial intelligence multifunctional traffic robot command
CN110033628B (en) * 2019-05-14 2021-10-12 西安韵通网络科技有限公司 Artificial intelligence multifunctional traffic command robot
TWI733367B (en) * 2020-03-11 2021-07-11 國立成功大學 Trffic signal auxiliary device and method thereof

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180202

Termination date: 20210629