Drying device

The utility model relates to a drying device which comprises a drying box, a feeding pipe and a discharging pipe, a hollow conical material distributing disc is arranged under the feeding pipe, two air conveying pipes are fixed to the top of the conical material distributing disc, and the upper ends of the air conveying pipes penetrate through the drying box to be connected with a first hot air inlet pipe. A plurality of first air outlet pipes communicated with a hollow cavity of the conical material distribution disc are evenly fixed to the bottom of the conical material distribution disc, a funnel-shaped material guide hopper is arranged below the first air outlet pipes, a discharging pipe is fixed to the middle of the material guide hopper, a conical air distribution plate is arranged below the material guide hopper, the lower portions of the first air outlet pipes penetrate through the air distribution plate, and an air guide chamber is formed between the air distribution plate and the material guide plat