The external airflow distributed pulsate fluidizing drying apparatus includes drying tank, fluidizing bed, material guiding device and airflow distributor, and features that under each of the fluidizing beds, there are increased 'funnel' tubes with passage cross section varying rate greatly reduced along the material shifting direction. The airflow distributor is outside the drying tank and includes transmission shaft, rotating disc and cylinder shell. The hot airflow performs the double actions of both drying and material transmission.