High-tower granulator for producing compound fertilizer

The utility model discloses a high-tower granulator for compound fertilizer production, which comprises a high-tower body for compound fertilizer granulation production and support legs for supporting the high-tower body, and further comprises a heat preservation mechanism, the heat preservation mechanism comprises a heat preservation sleeve and a heating component, and the utility model belongs to the technical field of compound fertilizer granulation. Compound fertilizer raw materials are fed into the cavity formed by the high tower body and the partition plate through the feeding pipe, heating liquid in the heat preservation sleeve is heated under the action of the heating rod, and the temperature control box conducts constant temperature control on the heating liquid heated by the heating rod. The heating liquid in the heat preservation sleeve is used for preserving heat of the compound fertilizer raw materials input into the high tower body and the cavity, and the technical effect that the compound ferti