Coal mill for thermal power plant

The invention provides a coal mill for a thermal power plant, which comprises a coal milling box, the bottom of the coal milling box is fixedly connected with a support frame, the top of the coal milling box is provided with a feeding pipe, the top of the feeding pipe is provided with a pipe cover, and the side wall of one side of the coal milling box along the length direction is fixedly connected with a driving box close to the top of the coal milling box; a crushing assembly is arranged close to the top end in the coal grinding box and penetrates through the driving box, a material guide plate is arranged below the crushing assembly and fixedly connected with the inner walls of the two sides of the coal grinding box in the width direction, a grinding box is arranged between the bottom of the material guide plate and the bottom end in the coal grinding box, and a grinding assembly penetrating through the side wall of one side of the coal grinding box in the width direction is arranged in the grinding box; a