Tractor personal protection early warning mechanism

The utility model relates to the field of road construction, and discloses a tractor personal protection early warning mechanism which comprises a first shell, a second shell is fixedly connected to the middle of the lower end of the first shell, universal wheels are fixedly connected to the periphery of the bottom of the second shell, and wire conveying openings are formed in the sides, close to each other up and down, of the second shell and the first shell. A rubber pad is fixedly connected to the middle of the upper end of the first shell, conveying rollers are arranged on the left and right sides, close to each other, of the rubber pad, a movable plate is arranged in the middle of the left end of each conveying roller, the first shell is fixedly connected to the middle of the lower end of each movable plate, and a tension roller is arranged in the middle of the lower end of each movable plate. According to the steel wire rope traction device, excessive friction of the steel wire rope during traction can