Retaining subsidiary structure for plastic circular weaving machine

The utility model discloses a retaining subsidiary structure for a plastic circular weaving machine. The retaining subsidiary structure is arranged on a main boosting shaft and between two adjacent shuttles on a door ring rail. The retaining subsidiary structure comprises a retaining rod and a guide and slide retaining plate. One end of the retaining rod is arranged on the main boosting shaft, and the guide and slide retaining plate is arranged at the other end of the retaining rod. By means of the camber surface guidance of the guide and slide retaining plate on the end portion of the retaining rod, flat filaments can pass above the guide and slide retaining plate, the shut-down time is shortened, the phenomenon of filament breaking is prevented, stability of shut-down work is improved, and production efficiency is improved.