Powder distributor

The utility model discloses a powder distributor which comprises a fan, a discharging pipe, a feeding pipe and a feeding hopper, the discharging pipe and the feeding pipe are connected with an air outlet and an air inlet of the fan respectively, the feeding hopper is connected with the feeding pipe in a matched mode, a plurality of powder outlet holes are formed in the surface of the tail end of the feeding pipe and the surface of the tail end of the discharging pipe, and a plurality of powder outlet holes are formed in the surface of the tail end of the feeding pipe and the surface of the tail end of the discharging pipe. And the tail ends of the feeding pipe and the discharging pipe are parallel to each other and are arranged in opposite directions. The powder distributor can be used for easily applying powder within a certain thickness of the surface layer of a grain pile, so that the infection of the grain pile is effectively prevented. 本实用新型公开了一种粉剂布药器，包括风机、出料管、进料管和进料漏斗，所述出料管和所述进料管分别与所述风机的出风口和进风口连接，所述进料漏斗