The helical plate tooth threshing cylinder, the top thresh fan and the undershot fan are connected and driven by a vertical shaft.
该机以一根立轴联接螺旋板齿脱粒滚筒、上排杂风扇和下轴流风扇，并驱动其旋转。
2
The measurements show that the airfoil blade fan prevails over the plate one in the aspects of total pressure efficiency, stable operation range and high efficient operation range.
试验结果表明机翼型叶片在全压效率、稳定运行范围及高效运行范围比相应的板型叶片具有优越性；
3
The fan can be conveniently fixed on the fixed plate by the fan fixing device.