Fuente: WIPO "industrial hemp" The utility model relates to the field of extraction tank equipment. The utility model relates to an extracting tank, in particular to an extracting tank for extracting dihydrocannabinol from industrial hemp. The device comprises an extraction tank frame, a stirring mechanism, a transmission mechanism, a power device and a filtering device, the extraction tank frame comprises an extraction tank body, a tank body cover plate, a mixed liquid inlet, a mixed liquid outlet, a left support plate, a right support plate, a transmission shaft mounting plate, a heater and an extraction solvent recoverytank; the stirring mechanism comprises a stirring bevel gear, a stirring shaft, a stirring circular plate, a stirring plate and a stirring circular ring; the transmission mechanism comprises a transmission belt wheel, a transmission main shaft and a transmission bevel gear; wherein the power device comprises a motor and double rows of belt wheels, the filtering device further comprises a filteringfunnel, a connecting plate, a mounting plate, a stirring rotating shaft, a stirring belt wheel, a stirring plate and a filtering net, dihydrocannabinol can be fully extracted, a mixed solution is filtered, the extraction efficiency is high, and an extraction solvent can be recycled.