Mixed xylene refining and purifying device

The utility model discloses a mixed xylene refining and purifying device which comprises an adjusting bracket and a crystallization pipe, the crystallization pipe is divided into a melting section anda cooling section, the cooling section is positioned at the upper half part of the crystallization pipe, and the melting section is positioned at the lower half part of the crystallization pipe; thecrystallization device further comprises a stirring shaft, the stirring shaft penetrates through the crystallization pipe, and scrapers are mounted at intervals in multiple directions and are in contact with the pipe wall; by changing the original purification mode, it is guaranteed that the purification process is carried out in the same equipment, and the production efficiency is improved. 本实用新型公开了一种混合二甲苯精制提纯装置，包括调节支架，还包括晶析管，所述晶析管分为熔融段和冷却段两部分，所述冷却段位于所述晶析管上半部分，所述熔融段位于所述晶析管下半部分；还包括搅拌轴，所述搅拌轴贯穿所述晶析管，从多个方向间隔安装有刮片，所述刮片与管壁相接触；本申请通过改变原有的提纯方式，保证提纯过程在同一设备中进行，提高了生产效率。