Pipeline pulling and laying equipment and liquid cargo ship

The utility model discloses pipeline pulling and laying equipment and a liquid cargo ship, and relates to the technical field of shipbuilding, the pipeline pulling and laying equipment is used for being arranged on a deck of the ship, the pipeline pulling and laying equipment comprises a bearing assembly and a winch, the bearing assembly is provided with a first bearing part and a second bearing part which are arranged at intervals in the vertical direction, and the winch is arranged on the bearing assembly. The winch and the bearing assembly are arranged in a spaced mode, the winch is provided with a rotatable winding drum and a traction piece, the traction piece is sequentially arranged around the winding drum, the first bearing part and the second bearing part, and the traction piece can sequentially and circularly move along the winding drum, the first bearing part and the second bearing part under the action of the winch. The whole process does not need to be achieved through cooperation of a manual mode