The utility model provides a metallurgical sulphur atomizing device is used for gasifying, includes the sulphur storage tank, metering tank, nitrogen gas jar, nitrogen gas heating jar, atomizing nozzle, the metering tank is real empty can, the metering tank top is equipped with the air inlet, and the lateral wall lower part is equipped with the liquid outlet, and lateral wall upper portion is equipped with the inlet, the liquid outlet and the atomizing nozzle of metering tank pass through the pipe connection, the inlet of metering tank passes through the pipe connection with the liquid outletof sulphur storage tank, nitrogen gas heating tank deck portion is equipped with the air inlet, the bottom is equipped with the gas outlet, the gas outlet of nitrogen gas jar is passed through the pipeline and is connected with the air inlet and the nitrogen gas heating jar air inlet of metering tank respectively, the pipe connection is passed through with atomizing nozzle in nitrogen gas heatingjar gas outlet. The device can effectively solve difficult problems such as sulphur liquid atomization effect is poor, pipe blockage, realizes the continuous steady operation of production processes.