Double-speed valve electric actuator

The utility model discloses a double-speed type valve electric actuator which comprises a valve electric actuator body, a connecting flange is fixedly installed at the bottom of the valve electric actuator body, and a supporting plate is fixedly arranged on the lower portion of the surface of the valve electric actuator body in a sleeved mode. According to the valve electric device, the valve electric device body, the connecting flange, the supporting plate, the protection assembly, the protection cover, a positioning groove, a positioning block, a clamping groove, a first electric push rod, a connecting plate, a clamping block, a sound outlet hole, a vibration sensor, a controller, a groove, a second electric push rod, a moving block, a first knocking hammer, a second knocking hammer and a gong are matched with one another, and the good protection effect is achieved; according to the valve electric device, the valve electric device body can be isolated from the outside through the protective cover, the valve