Multifunctional superheated steam generator

The utility model discloses a multifunctional superheated steam generator, and relates to the technical field of steam generators. The multifunctional superheated steam generator comprises a box body, a heating device is arranged on the outer wall of the box body and comprises a heating box, the heating box is fixedly connected with the box body, the end, close to the heating box, of a first communicating pipe is fixedly connected with the heating box, and the bottom of the heating box is fixedly connected with a second communicating pipe; the end, close to the box body, of the second communicating pipe is fixedly connected with the box body, heated water vapor in the box body flows to the steam circulating groove through the first circulating pipe, flue gas flows to the flue gas circulating groove through the second circulating pipe, and the flue gas can further heat the water vapor reaching the saturation temperature through the heating plate to enable the water vapor to exceed the saturation temperature. R