Side-blowing spinning yarn floating blocking device

The utility model discloses a side-blowing spinning yarn fluttering blocking device which is installed on an oil frame, the oil frame is provided with an oil nozzle, an oil discharging groove and a buncher, the blocking device comprises a porous iron plate, the upper end of the porous iron plate is provided with a plurality of bearing components, and the porous iron plate is detachably connected with the oil discharging groove; an angle adjusting mechanism is further arranged on the oil frame and located at the lower end of the porous iron plate. The floating filament drainage porous iron plate is additionally arranged on the side-blowing spinning production line oil frame, can be mounted and dismounted at any time, is convenient and practical, and solves the problems that floating filaments of side-blowing spinning lines are not easy to find, the floating filaments are easily carried by filament bundles and directly float to a winding section through a channel to cause end breakage, and the service life of t