Road induction lamp and smart city isolation railing for traffic flow warning

A road induction lamp and a smart city isolation rail for traffic flow warning belong to the technical field of traffic management equipment, the road induction lamp comprises a strip-shaped lamp housing with an elliptical cross section, the lamp housing is provided with a clamping groove in the length direction, and a multicolor light source, a driver and a photoelectric sensor which are electrically connected in parallel are embedded in the clamping groove; the photoelectric sensor is connected with the driver, detects whether shielding exists or not and outputs a corresponding control signal to the driver according to a detection result; the driver is connected with the multi-color light source and turns on the multi-color light source according to the control signal. The change of the existing structure of the road is reduced, and the visual road congestion prompt is realized on the isolation fence. 一种道路感应灯和用于车流量警示的智慧城市隔离栏杆，属于交通管理设备技术领域，包括横截面为椭圆的长条型灯壳，灯壳开设有长度方向的卡槽，卡槽内嵌有并列电性连接的多色光源、驱动器、光电传感器；光电传感器连接驱动器，光电传