Seaweed fertilizer storage tank

A seaweed fertilizer storage tank belongs to the field of fertilizer storage, aims to solve the problems that seaweed fertilizer is stacked and stored, is hardened and cannot be taken out smoothly, and comprises a storage tank body, a built-in shaft is rotationally connected to the interior of the storage tank body, a gear motor is installed on the end face of the top of the storage tank body, protective grids are installed on the front side and the rear side of the storage tank body, and a fan is installed on the rear side of the protective grid on the front side of the storage tank body; according to the seaweed fertilizer storage tank, torque is increased through the gear motor to drive the built-in shaft to rotate, when the built-in shaft rotates, seaweed fertilizer is conveyed to the bottom of the storage tank body through the outer spiral blade, and the seaweed fertilizer enters the built-in shaft through the feeding port formed in the bottom of the built-in shaft; the seaweed fertilizer is conveyed to