Washing device of PET liquid phase viscosity increasing kettle

• Main Authors: ZHANG DEHUI, YANG YONG, SHI JIAOXUE, LI JIANGUO, WEI JIANQING
• Format: Patent
• Language: Chinese; English
• Published: 21.05.2014
• Subjects: CLEANING; CLEANING IN GENERAL; PERFORMING OPERATIONS; PREVENTION OF FOULING IN GENERAL; TRANSPORTING

The utility model relates to a washing device of a PET liquid phase viscosity increasing kettle, and belongs to the technical field of polyester fiber production auxiliary equipment. The washing device comprises a subsection heater arranged in a jacket of the outer wall of the viscosity increasing kettle, a solvent injection tube arranged at the top of the viscosity increasing kettle, a circulation tube, a buffer tank, a condenser and a liquid sealing tank, one end of the buffer tank is connected with the viscosity increasing kettle through the circulation tube, and the other end of the buffer tank is connected to the top of the condenser through a steam tube. A circulative tube is arranged at the bottom of the condenser, and is divided into two branch tubes, one branch tube is connected to the bottom of the buffer tank, and the other branch tube is connected to the bottom of the liquid sealing tank. The upper portion of the liquid sealing tank is connected to the top of the condenser, and control valves are