Adjustable clamping device for heater

The utility model discloses an adjustable clamping device for a heater, wherein the heater comprises a heat mouth body and a heating wire covered outside the mouth body, the clamping device comprises a copper cover capable of being covered outside the heat mouth body, the side wall of the copper cover is provided with a slot position, and the heating wire is embedded into the slot position; and the side wall of the copper cover is provided with a split slot, the side walls arranged at two sides of the slot are respectively provided with a set of screw holes, and bolts are screwed into the screw holes to be capable of adjusting the size of the inner diameter of the copper cover. According to the scheme, the heating wire is embedded into the slop of the copper cover, and the bolts on the copper cover are adjusted to control the size of the slot on the copper cover and adjust the size of the inner diameter of the copper cover to fix the heating wire to be tightly around the heat mouth body, therefore, the heat m