Low-water-content purification device applied to methanol recovery

The utility model relates to the field of purification devices, in particular to a low-water-content purification device applied to methanol recovery. The device comprises a distillation still, a feeding pipe and a gas outlet pipe communicated with the interior of the distillation still are fixed to the upper end of the distillation still, the gas outlet pipe is communicated with a vertical firstconnecting pipe, the first connecting pipe is communicated with a dryer, the dryer is communicated with a condenser through a second connecting pipe, an exhaust pipe is fixed to the upper end of the condenser, and a liquid discharge pipe is fixed to the lower end of the condenser. The device is simple in structure and convenient to operate, the drying agent in the dryer is convenient to replace, meanwhile, part of condensed methanol liquid entering the dryer can be collected, and a small part of condensed formaldehyde liquid can be effectively prevented from remaining in the dryer. 本实用新型涉及到一种提纯装置领域，具体涉及到一种在甲醇回收应用中的低含水