Walking and driving mechanism of marine riser moving trolley

The utility model discloses a walking and driving mechanism of a marine riser transferring trolley, which comprises a trolley body and a track positioned at the bottom of the trolley body, and is characterized in that the trolley body comprises a pair of main beams which are longitudinally arranged and are parallel to each other, a cross beam is arranged between the main beams, and a marine riser limiting device is mounted on the cross beam; the two ends of the bottom of each main beam are respectively provided with a box-shaped wheel seat, one end of the outer side face of each box-shaped wheel seat is connected with a wheel through a cantilever shaft, the other end of the outer side face of each box-shaped wheel seat is connected with a guide wheel through a bolt, the wheels and the guide wheels are respectively installed on a rail, and a driving mechanism is arranged at the rear end of the trolley body. According to the utility model, the driving system, the drag chain system and the track system are reaso