Experimental tea spiral extraction equipment

The utility model relates to experimental tea spiral extraction equipment. Outer shell, supporting legs and a liquid outlet are arranged at the bottom of the outer shell; an inner shell is arranged inthe outer shell; a plurality of filtering holes are uniformly formed in the inner shell; a heating hopper is arranged above one end of the outer shell; the heating hopper is connected with a steam generating device; the lower end of the heating hopper communicates with the interior of the inner shell through a discharging opening, a drawing valve is arranged in the discharging opening, a rotatingshaft coaxial with the inner shell is arranged in the inner shell, spiral blades are arranged on the rotating shaft, one end of the rotating shaft extends out of the outer shell to be connected witha motor, and the end, away from the heating hopper, of the inner shell is connected with a slag discharging opening extending out of the outer shell; the experimental tea spiral extraction equipment disclosed by the utility mod