Intelligent traffic light management system

The utility model discloses an intelligent traffic light management system. The system comprises a vehicle information detector (1), a traffic control module (2) and a traffic light (3), wherein the vehicle information detector is laid on an intersection and is used to detect the quantity of the vehicle which is located at the intersection and is waiting for passing; the traffic control module forms communication connection with the vehicle information detector (1), receives vehicle quantity information sent by the vehicle information detector (1), adjusts a traffic light state according to the vehicle quantity information and calculates continuous time of the state; the traffic light (3) forms the communication connection with the traffic control module (2) and switches the state under the control so as to control a traffic condition of the intersection. By using the traffic light management system of the utility model, the vehicle quantity at the intersection can be grasped; the time of switching the traffic light of different directions is controlled according to the vehicle quantity so that vehicle waiting time is reduced and the traffic is more smooth.