Feeding device of jet mill

The utility model discloses a jet mill feeding device which comprises a jet mill and a feeding device, the feeding device is connected to the jet mill and used for conveying materials, and the feeding device comprises a screw conveyor, an airflow feeding device and a scattering device. The scattering device is connected to a discharge port of the screw conveyor and scatters materials, and the scattering device is connected with the airflow pulverizer through the airflow feeding device; the feeding device of the jet mill is simple in structure, convenient to use and practical, and bulk materials generated in the conveying process of the screw conveyor are smashed through the scattering device, so that the materials are fed more uniformly, and the bulk materials are prevented from being accumulated. 本实用新型公开了一种气流粉碎机上料装置，包括有气流粉碎机和上料装置，所述上料装置连接在气流粉碎机上并用于输送物料，所述上料装置包括有螺杆输送机、气流进料装置和打散装置，所述打散装置连接在螺杆输送机出料口上并将物料打散，所述打散装置通过气流进料装置与气流粉碎机连接；本实用新型的一种气流粉碎机上料装置其结构简单、方便实用，通过打散装置将螺杆输送机输送过程产生的团状物料进行打碎，使得物料投放更为均匀，避免团状物料出现堆积的现象。