A disposable sealed urine receiving bag comprises a bag body, a bag opening, a hinge, a bag cover and the like. The bag body is made of soft transparent materials, the bag opening, the hinge and the bag cover are integrated, the bag body is closely adhered with the bag opening, and then the urine receiving bag is formed. The upper half of the bag body is a cylinder, the lower half of the bag body is a cone, and accurate volume scale marks are marked on the lateral face of the bag body, so that the volume of urine can be accurately read even if the urine volume is small, and the illness state of the patient can be conveniently judged. After the urine receiving bag is used, the bag cover and the bag opening are fastened to be completely closed, and the urine does not flow out, so that cleanness and sanitation are achieved. Pollution is prevented when specimens are kept, and the disposable sealed urine receiving bag is particularly suitable for anybody positions of bedridden male patients, can be operated with a single hand, can also be used for solving the problem of urination of males in places without public toilets, and is convenient for centralized treatment of the urine after use.