Take hollow fiber membrane nitrogen generator of multistage water -bath heating device

The utility model discloses a take hollow fiber membrane nitrogen generator of multistage water -bath heating device, including heating device, the heat source that heating device includes a plurality of water bath jars that connect gradually and goes on the water bath jar heating, air inlet and gas outlet have been seted up to the top of water bath jar, be equipped with the intake pipe that extends to in the water bath jar on the air inlet, the gas outlet and the air inlet pipe connection of two adjacent water bath jars, the gas vent has still been seted up at the top of water bath jar, be equipped with first valve in the gas vent, be equipped with the second valve in the gas outlet, be equipped with the thermometer of temperature controller and tracer gas temperature in the water bath jar, the electricity is connected between thermometer, temperature controller, first valve and the second valve, the utility model discloses can carry out high -efficient even heating to the air. 本实用新型公开了种带多级水浴加热装置的中空纤维膜制氮机，包括