Molecular distillation device

The utility model relates to the technical field of distillation, in particular to a molecular distillation device which comprises a distiller main body, a vacuumizing unit and a feeding unit, wherein the distiller main body is internally provided with a containing cavity, the distiller main body is provided with a feeding port communicated with the containing cavity, and a mixture can be distilled and separated in the containing cavity to obtain various materials. The vacuumizing unit comprises a first-stage vacuum pump and a second-stage vacuum pump which are connected in series, and the vacuumizing unit is used for vacuumizing the containing cavity. The feeding unit comprises a feeding tank, a feeding pump and a feeding flow sensor, the feeding tank is used for storing a mixture and is communicated with the feeding port through a feeding pipeline, the feeding pump is arranged on the feeding pipeline, and the feeding flow sensor is used for measuring the flow in the feeding pipeline. The molecular distillat