Novel connection structure of tuber pipe and air supply box

The utility model discloses a novel connection structure of tuber pipe and air supply box, including the tuber pipe and the air supply box that link to each other through the connecting piece, havingoffered the air intake on the box body of the box of wherein blowing, the air intake has connect blast pipe and ventilation pipe respectively, and the connecting piece includes interior sleeve pipe, and the sheathed tube both ends are overlapped respectively and are established on tuber pipe and blast pipe in being somebody's turn to do, and interior sheathed tube both ends spiro union respectively have the tuber pipe and the tight outer tube of pipe clamp of blowing, the sleeve pipe facial make -up had a pivot in should, and the valve block that is equipped with control sleeve pipe switchingin this on the intraductal tip of endotheca is placed in the pivot. The utility model provides an in the sleeve pipe, through tightening the outer tube, the sleeve pipe was firmly fixed with tuber pipe and blast pipe in can ma