Purification device convenient to clean and used for separating platinum-palladium-rhodium mixed slag

The utility model discloses a convenient-to-clean purification device for separating platinum-palladium-rhodium mixed slag, which relates to the technical field of metal purification and comprises a mounting bottom plate, a melting unit and an evaporation purification unit, the left side of the upper end of the mounting bottom plate is fixedly connected with a melt stirring box, and the right side of the upper end of the mounting bottom plate is fixedly connected with a reaction box; the melt unit is mounted at the upper end and inside the melt stirring box; the evaporation and purification unit comprises supporting columns, evaporation chambers, electric heating plates, steam output pipes and solvent adding pipes, the upper end of each supporting column is fixedly connected with one electric heating plate, the upper ends of the electric heating plates are provided with the evaporation chambers, and the upper end of each evaporation chamber is fixedly connected with one steam output pipe and one solvent addin