Apparatus for full-automatic, ultra-low pressure, fractionation-free and non-destructive extraction of water

A device for full-automatic, ultra-low pressure, fractionation-free and non-destructive extraction of water, comprising:

• a control box, which internally comprises a main control board, a vacuum gauge tube, a vacuum pump, and a temperature control meter, wherein the vacuum gauge tube is connected with a first end of a KF flange tee, a second end of the KF flange tee is connected with an electromagnetic baffle valve, a third end of the KF flange tee is connected with an air circuit in which electromagnetic valve seats are connected in parallel, and the electromagnetic baffle valve is connected with an air inlet of the vacuum pump,
• an extraction part,
• an ultra-low temperature cold trap and
• a transmission device,
• wherein the control box and the extraction part are located at a top of a cabinet, the ultra-low temperature cold trap is located inside the cabinet, a touch screen is arranged on the control box, a temperature control meter is arranged on a side face of the control box, the extraction part comprises an upper layer plate, a middle layer plate, a bottom plate and a test tube, the bottom plate is fixedly installed on the cabinet, the test tube is accommodated in the ultra-low temperature cold trap, and the transmission device is fixedly installed on the bottom plate.