Electric adjusting butterfly valve

The utility model relates to an electric adjusting butterfly valve which comprises a valve body, a valve seat installed in the valve body, a valve clack installed in the valve seat, a valve rod connected to the top of the valve clack, a bearing arranged between the valve rod and the valve body, an electric actuator connected to the top of the valve rod, and a multi-stage sealing assembly arranged between the valve clack and the valve seat. A plurality of flow stabilizing assemblies are installed on the two side faces of the valve clack. The flow stabilizing assembly comprises an inner supporting rod installed on the side face of the valve clack, the inner supporting rod is sleeved with a rotating sleeve, and a baffle is installed on the outer end face of the inner supporting rod. The multi-stage sealing assembly comprises a first annular groove formed in the outer wall of the valve clack, a first sealing ring is arranged in the first annular groove, the multi-stage sealing assembly further comprises a second