Cold leaching extraction device

The utility model discloses a cold-soaking extraction device which comprises an extraction tank, a cold-soaking device and a cold-soaking device, wherein an opening is formed in the top of the extraction tank; the heating assembly is arranged at the bottom of the extracting tank and is used for heating the extracting solution; the stirring assembly is detachably connected with the tank bottom of the extraction tank and is used for stirring the extracting solution; the filtering disc is arranged in the extracting tank and is used for filtering the extracting solution; the pull rod is connected with the filter disc and drives the filter disc to move along the length direction of the extraction tank; the hook is arranged at one end, far away from the filter disc, of the pull rod and is used for fixing the pull rod on the cylinder wall of the extraction tank. Compared with the prior art, the cold soaking extraction device provided by the utility model is simple in structure, capable of extracting a large amount o