Wind power generator blade

The application discloses wind power generator blade, including leaf middle section, leaf rear and leaf tail reinforcing part, leaf tail reinforcing part one end is equipped with the actuating lever,is equipped with in the leaf middle section to hold the first cavity of establishing the actuating lever, is equipped with in the leaf rear and holds the second cavity of establishing actuating leverand leaf tail reinforcing part, is provided with between leaf middle section and the leaf rear to cooperate with the actuating lever can drive leaf tail reinforcing part and pass in and out in the drive arrangement of second cavity. , pass in and out inside the leaf rear with drive leaf tail reinforcing part through setting up leaf tail reinforcing part, reset spring resets and drives roll inner circle forward rotation when wind -force is less from this, and then the second inner chamber of drive leaf tail reinforcing part entering leaf rear, when wind -force is great, blow and move driving vane, driving vane drives ro