Ultra-clean high-purity single-tube glass rectification equipment

The utility model relates to the technical field of rectification equipment, in particular to ultra-clean high-purity single-tube glass rectification equipment, which comprises a pipeline, a support seat, a reflux box I and a reflux box II, the reflux box I is fixedly mounted on the right side of the bottom of the pipeline, and a reboiler is fixedly mounted at the bottom of the left side of the pipeline; by arranging a pipeline and a reboiler, liquid at the bottom of the pipeline is pumped into a first reflux box through pumping of a kettle liquid pump, the pumped liquid flows back into the reboiler through a first reflux pump, the temperature of the reboiler can be accurately controlled through an electric heating rod, steam generated by evaporation of the liquid is conveyed into the pipeline through an output pipe, and the reboiler is heated through a heating rod. The inner wall of the pipeline is made of the glass material, and the glass material is smooth in surface, non-toxic and odorless, has better che