The utility model discloses an air conveying batcher, include middle drum, go up flange, lower flange, impeller and transmission, through set up two at least feed inlets on last flange to make discharge gate and discharge gate and feed inlet staggered arrangement the same with feed inlet quantity, realization equipment space utilization's improvement to improve the feed ability of separate unit equipment, through being equipped with flute profile gas distribution chamber at last flange lower surface with the corresponding position department of each discharge gate, the jetting mode has been changed to improved with the jetting ability and jetting concentration of bore separate unit equipment to the material, reduced the equipment running cost. The utility model also discloses a duct connections structure, , not only can jet to a reactor according to batcher of traditional mode under the circumstances of guaranteeing jetting material flow precision through changing the relation of connection between pipeline, can also realize a batcher and jet to two reactors to the cost has been saved for the user.