The present invention discloses a nursing bed with urination and defecation nursing function. The nursing bed comprises a bed plate, wherein a plurality of module plates are placed at the top of the bed plate, a through hole is formed in the module plate located in the middle, limiting plates are symmetrically fixed to the two sides of the bottom end face of the bed plate, and a collecting frame is further arranged at the bottom of the bed plate; wherein the two ends of the collecting frame slide into the inner sides of the limiting plates, a storage bag is placed in the collecting frame, the top of the storage bag is folded outwards and connected with the storage bag in a hot melting mode to form an annular cavity, and a pull rope is arranged in the cavity. By means of the designed collecting frame and storage bag, excrement can be conveniently collected, meanwhile, after excretion is completed, an end opening of the storage bag can be directly tightened and closed, and peculiar smell is avoided; meanwhile, the designed double-faced adhesive tape can guarantee stability of the storage bag in the placing process, and by means of the designed thickening layer, the storage bag can be prevented from being damaged during later pulling.