Lower hinge assembly of refrigerator

The lower hinge assembly comprises a lower hinge, a screw rod is formed at the lower end of the lower hinge, an adjusting foot is connected to the screw rod in a threaded mode, a rib plate is formed on the side face of the lower hinge, a kidney-shaped hole and an inserting hole are formed in the rib plate, a rolling wheel is connected into the kidney-shaped hole through a center shaft, an embedding groove is formed in the rolling wheel, and the inserting hole is formed in the embedding groove. An embedding groove is formed in the surface of the lower hinge body, the embedding groove is aligned with the inserting hole, a sliding groove is formed in the surface of the lower hinge body, an embedding block is inserted into the sliding groove, the lower portion of the embedding block penetrates through the inserting hole and is inserted into the embedding groove to position the idler wheel, and when the embedding block is inserted into the idler wheel, the center shaft is located at the bottom of the kidney-shaped