High hydrogeneous raw helium draws refined system of high purity helium

The utility model discloses a high hydrogeneous raw helium draws refined system of high purity helium, including raw material supply unit, dehydrogenation catalysis unit etc, raw helium feed gas feeding mechanism, oxygen supply device and recycle compressor all link to each other with dehydrogenation catalyst furnace entry, the dehydrogenation catalyst furnace loops through the cooler, deareator links to each other with the desicator, the regeneration gas heater is passed through in the first export of desicator, the desicator, the regeneration gas cooler, regeneration gas separator be connected with the recycle compressor, the second export of desicator links to each other with the first heat transfer passageway of main heat exchanger through gas transmission pipeline, first heat transfer passageway is connected with the nitrogen separator again, the nitrogen separator is provided with gas exports and liquid phase export, gas exports links to each other with the adsorber, the adsorber passes through third he