Portable gas furnace

The utility model relates to a portable gas furnace. It includes furnace body and gas holder, is equipped with the accommodation chamber that is used for accomodating the gas holder in this furnace body, is equipped with the tinning subassembly that is used for installing the gas holder in this accommodation chamber, and this gas holder is just installed on the tinning subassembly in putting intothe accommodation chamber, this tinning subassembly includes that first magnetism inhales the piece, and this gas holder is equipped with can inhale the piece with the second magnetism that a mutual actuation is inhaled to first magnetism, this gas holder is inhaled in second magnetism and is installed on the tinning subassembly when inhaling actuation with first magnetism, this gas holder is inhaled in second magnetism and is separated the tinning subassembly when piece separation is inhaled with first magnetism to the piece. The utility model discloses an it inhales and to inhale a realization magnetism with second