Efficient fabricated building component

The utility model discloses an efficient assembly type building component, and relates to the technical field of building components. An efficient fabricated building component comprises a wall, a cleaning brush is arranged on the outer side of a solar panel, slots are symmetrically formed in one side of the cleaning brush, clamping holes communicating with the slots are symmetrically formed in the upper surface and the lower surface of the cleaning brush, and an electric telescopic rod is rotationally connected between the solar panel and a filling block. A motor is fixedly installed on the upper surface of an inner cavity of each groove, an output shaft of each motor is fixedly connected with a threaded column, a connecting block is in threaded connection with the outer side of each threaded column, an inserting piece connected with the corresponding inserting groove in an inserted mode is fixedly installed on one side of each connecting block, and clamping blocks clamped with the clamping holes are fixedly