Flame detacher used for removing lead riser insulation

The utility model relates to a flame detacher used for removing lead riser insulation, which comprises a motor. A first cut off valve and a first pressure regulating valve are arranged on a pipeline at the outlet of an acetylene gas tank; the first pressure regulating valve is respectively connected with a first solenoid valve and a second solenoid valve; the second solenoid valve is connected with an igniter; a second cut off valve and a second pressure regulating valve are arranged on a pipeline at the outlet of an oxygen tank; the second pressure regulating valve is connected with a third solenoid valve; the first solenoid valve and the third solenoid valve are respectively connected with a hybrid gun; the hybrid gun is connected with the igniter; and the igniter is connected with a nozzle. The flame detacher can realize the operation of insulation removing of a coil lead riser, on which two or more leads are simultaneously and parallelly coiled, the operation is convenient and quick, the production effici