Wind speed control device of bag type dust collector

The utility model provides a wind speed control device of a bag type dust collector, which belongs to the technical field of dust collection equipment and comprises a structural frame, a first blade component, a second blade component and a third blade component are rotatably arranged on the structural frame, and adjusting components for linkage are arranged among the first blade component, the second blade component and the third blade component. And a driving device for driving the second blade assembly to rotate is arranged on the second blade assembly. The driving device is controlled to drive the second supporting shaft to rotate, then the second supporting shaft can drive the second blade body to rotate, meanwhile, the adjusting assembly used for linkage can drive the first supporting shaft and the third supporting shaft to rotate at the same time, and then the purpose that the adjusting assembly and the second blade body rotate at the same time is achieved; and meanwhile, due to rotation of the first b