Grate cooler high-temperature section cement clinker cooling device

The utility model provides a grate cooler high-temperature section cement clinker cooling device which comprises a box body and a cooling grate plate, the box body is divided into a front box body, a middle box body and a rear box body from a feeding end to a discharging end, cooling fans are installed in the front box body, the middle box body and the rear box body respectively, and air inlets are formed in the front box body, the middle box body and the rear box body respectively. The cooling grid plate covers the top of the front box body, the top of the middle box body and the top of the rear box body, the cooling grid plate is distributed in a step shape in the direction from the feeding end to the discharging end, a dispersing section with the width sequentially increasing towards the two sides is arranged in the path, from the feeding end to the discharging end, of the cooling grid plate, and the overlook angle of the dispersing section is in a horn shape. The grate cooler high-temperature section ceme