Quick-response single-phase motor energy-saving circuit

The utility model discloses a quick-response single-phase motor energy-saving circuit, which relates to the field of single-phase motors, aims to solve the problem that the abrupt change of the load of a motor cannot be timely responded in the prior art to cause the abnormal operation of the motor, and adopts the technical scheme that the quick-response single-phase motor energy-saving circuit comprises a control circuit connected with a motor power supply, the control circuit is a single-phase motor control circuit, the energy-saving circuit further comprises a starting circuit, a quick response circuit and a square wave shaper, and the starting circuit, the signal adjusting circuit and the quick response circuit are electrically connected; and the square wave shaper is electrically connected with the quick response circuit. The sudden change condition of the motor load can be quickly detected through the quick response circuit, and the response speed of the single-phase energy-saving device is effectively i