Weight measuring device and nursing bed with same

The utility model relates to a weight measuring device and a nursing bed, and the weight measuring device comprises a weight measuring box which comprises a cavity with an upper opening, and the cavity comprises a bottom with a bolt hole and a side wall; the hanging ring is arranged below the weight measuring box, the shape of the cross section of the hanging ring corresponds to the outline of the cross section of the weight measuring box, the hanging ring comprises threaded holes corresponding to the bolt holes of the weight measuring box, and the hanging ring is provided with a boss protruding downwards on the lower surface of the hanging ring and a round hole transversely penetrating through the boss; the mechanical bolts penetrate through the bolt holes in the bottom of the weight measuring box and are screwed into the corresponding threaded holes of the hanging ring, so that the weight measuring box and the hanging ring are connected in a clearance mode; the component force pin shaft penetrates through t