Pneumatic belt unloader

The invention provides a pneumatic belt discharger, and relates to the technical field of belt discharger equipment for mines, the pneumatic belt discharger comprises a supporting structure, an adjusting structure, an air injection structure and a material conveying structure, and the material conveying structure is provided with a conveying surface; the supporting structure is connected with the material conveying structure; the adjusting structure is connected with the supporting structure; the air injection structure is connected with the adjusting structure, the air injection structure is used for communicating with external air supply equipment, the air injection structure is located above the conveying face, and the air injection structure is used for bearing materials on the conveying face and injecting the materials to the next station; the adjusting structure is used for driving the air injection structure to move close to or away from the conveying face in a reciprocating mode. The technical problem