Energy-saving centrifugal fan for cement production

The utility model relates to an energy-saving centrifugal fan for cement production. The energy-saving centrifugal fan comprises a base and a machine body arranged on the base. The machine body comprises a machine shell, an impeller arranged in the machine shell and a driving motor for driving the impeller to rotate; the side wall of the machine shell is provided with an air inlet for air flow to enter and an air outlet for discharging the air flow. An air inlet pipe for guiding airflow to enter is arranged on the air inlet; a filtering mechanism capable of filtering dust is arranged on the air inlet pipe; the filtering mechanism comprises a detachable filtering frame, a lifting mechanism capable of driving the filtering frame to ascend and descend, and a dust removal mechanism arranged on the lower side of the air inlet pipe and used for knocking the filtering frame. The dust removal device is reasonable in structural design, the liftable filter plate is matched with the dust removal mechanism capable of kno