Batch drying type silicon sludge drying device

The batch drying type silicon sludge drying device comprises a first drying room, a second drying room, an air conveying system and a plurality of material containing trolleys, a partition wall is arranged between the first drying room and the second drying room, a first top plate, a first fan set and a first supporting column are arranged in the first drying room, and the first top plate is located on the upper middle portion in the first drying room; an upper air duct is reserved between the first top plate and the top of the first drying room, the first fan unit comprises a plurality of fans arranged side by side, a guide air duct is arranged between the first fan unit and the partition wall in a spaced mode, and the first top plate and the first fan unit form a concentrated space used for drying materials; each trolley comprises a plurality of layers of material containing plates, materials to be dried are contained in the material containing plates, the material containing plates are provided with holes