Hydraulic marine riser lifting transportation tool

The invention discloses a hydraulic marine riser lifting transportation tool, which comprises a main body beam, wherein a lug seat is arranged on the main body beam, and is upwards hinged to a lug plate D on the lower end face of a rotating seat; an upper-layer table of the rotating seat is fixedly connected with the outer circle of a bearing of a rotating support; the inner circle of the bearing of the rotating support is upwards and fixedly connected to a fixed seat; a motor is arranged on the fixed seat; a small gear is arranged at the end of a transmission shaft of the motor, and is meshed with outer teeth of the outer circle of the bearing of the rotating support; the lateral surface of a lower-layer table of the rotating seat is hinged to the main body beam through a hydraulic oil cylinder B; a guide sliding sleeve is arranged on each of the two end parts of the main body beam; a lifting hook is arranged on each guide sliding sleeve in a sleeving way; a hydraulic oil cylinder A is arranged on the inner side of the guide sliding sleeve at each of the two ends of the main body beam; a piston rod of each hydraulic oil cylinder A is outwards hinged to a lug plate A on the corresponding lifting hook. The hydraulic marine riser lifting transportation tool is simple in structure, convenient to operate and accurate and reliable in transportation.