The utility model discloses an asphalt heating device, including stone or metal plate for standing a stove on as a precaution against fire, jar body, airtight lid and aiutage, the jar position is on the stone or metal plate for standing a stove on as a precaution against fire, the side of jar body is by interior heat preservation and the temperature sensing layer of being equipped with in proper order outside to, the temperature sensing in situ is equipped with a plurality of temperature sensor, airtight lid is located jar open -top department of the body, the one end and jar side of the body of aiutage are linked together, the other end of aiutage is equipped with the gas outlet, be equipped with the governing valve on the aiutage, be equipped with electric heater and controller in the stone or metal plate for standing a stove on as a precaution against fire, the side of stone or metal plate for standing a stove on as a precaution against fire is equipped with the heat preservation knob that is used for adjusting heating temperature's accuse temperature knob and is used for adjusting holding temperature, controller and temperature sensor's output, the control end of heater, accuse temperature knob and heat preservation knob are connected, the device can the high efficiency, safe completion is to the heating of pitch.