Evaporating tank for extracting gibberellic acid

The utility model discloses an evaporating tank for extracting gibberellic acid, and relates to the technical field of gibberellic acid production, the evaporating tank comprises a tank body and a bottom cover, the excircle surface of the bottom of the tank body is fixedly connected with a baffle ring, the bottom end of the tank body is fixedly connected with a sealing ring, the excircle surface of the baffle ring is fixedly connected with a mounting seat in the circumferential direction, and the mounting seat is fixedly connected with the bottom cover. The bottom cover is movably sleeved with the baffle ring, a mounting plate corresponding to the mounting base is fixedly connected to the outer circle face of the bottom cover, bolts penetrating through the mounting base are fixedly connected to the top face of the mounting plate, a nut is in threaded connection with the end, located at the top of the mounting base, of each bolt, and a support is fixedly connected to the bottom of the outer circle face of the