Can realize francis turbine for cooling tower of fan reverse rotation and operating mode regulation

The utility model discloses a can realize francis turbine for cooling tower of fan reverse rotation and operating mode regulation, including spiral case, roof lid, runner, a plurality of movable guidevane, above -mentioned spiral case and above -mentioned lamina tecti constitute the main part of the hydraulic turbine, and above -mentioned runner setting is in the axle center position and under lieing in above -mentioned roof lid, and a plurality of movable guide vanes are equidistant around axle center and the above -mentioned lamina tecti setting of perpendicular to, and the orientation of buckling but above -mentioned movable guide vane is provided with two sections folding mechanism belongs to the plane for being on a parallel with the lamina tecti. The beneficial effects of the utility model reside in that, realized that two -way rotation is in order to solve the problem that can't turn back and blow. 本实用新型公开了种能实现风机反向旋转及工况调节的冷却塔用混流式水轮机，包括蜗壳、顶板盖、转轮、多个活动导叶，上述蜗壳和上述顶盖板构成水轮机的主体，上述转轮设置在轴心位置并位于上述顶板盖之下，多个活动导叶等间距围