Powder removing and drying equipment for granulated fertilizer

• Main Authors: YAO ZHENLING, WANG WEIHAN, SUN LINGLI, SUN MAOXU, WANG XINXUAN
• Format: Patent
• Language: Chinese; English
• Published: 28.04.2023
• Subjects: BLASTING; DRYING; DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM; HEATING; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The invention belongs to the technical field of drying equipment, and particularly relates to granular fertilizer powder removing and drying equipment which comprises a bottom frame, an outer drying cylinder and an inner drying cylinder. The outer drying cylinder is rotationally connected to the bottom frame, the inner drying cylinder is rotationally connected into the outer drying cylinder, a plurality of through holes are formed in the surface of the inner drying cylinder, a hot air pipe is arranged in the inner drying cylinder, and a plurality of air outlet holes are formed in the surface of the hot air pipe. A first spiral blade for conveying the granular fertilizer is arranged on the inner wall of the outer drying cylinder, a second spiral blade for conveying the granular fertilizer is arranged on the inner wall of the inner drying cylinder, and the conveying directions of the outer drying cylinder and the inner drying cylinder to the granular fertilizer are opposite; one end of the outer drying cylinder