Traffic engineering protection warning device

The utility model discloses a traffic engineering protection warning device which comprises a base, a shell is fixedly installed at the top end of the base, an opening and closing door is hinged to the bottom of the front face of the shell, a plurality of rotating discs are arranged at the top of the shell, a plurality of warning lamps are symmetrically installed on the outer walls of the rotating discs, and rotating rods are fixedly connected to the bottom ends of the rotating discs. A sliding plate is slidably connected to the middle of the inner wall of the shell, a motor is fixedly installed at the top of one side of the sliding plate, a large fluted disc is fixedly connected to the output end of the motor, the two sets of rotating discs can be driven to rotate reversely under connection of the rotating rods, and therefore the warning lamp is driven to rotate synchronously, and rotating light can attract attention of people; according to the warning device, a warning signal can be more quickly perceived b