An anti-collision intelligent road brake is characterized in that the anti-collision intelligent road brake comprises a road brake mainframe box and a brake rod, wherein the road brake mainframe box is a hollow prism body with the regular octagonal cross section, the road brake mainframe box is arranged on one side of a road crossing, a rectangular side face on the prism body faces towards coming vehicles and the included angle between the rectangular side face of the prism body and the direction of the coming vehicles is 45 degrees, a position, 35cm and 60cm away from the ground, of the rectangular side face of the prism body is provided with a transparent window, an image collecting unit is arranged in a hollow position, corresponding to the transparent window, of the prism body, an upper controller is connected with the image collecting unit, a brake rod driving unit is arranged inside the road brake mainframe box, the brake rod driving unit is connected with the brake rod and a main controller, and the main controller is connected with the upper controller. Warnings and notices are placed right ahead the vehicles, and therefore the driving safety coefficients are improved. A camera and a number plate are kept horizontal, the recognition rate and the recognition speed can be improved, manual operation is reduced, the structure is compact, and the implementation is easy to conduct.