Portable cruise ship lifting device

The utility model discloses a portable cruise ship lifting device, and relates to the technical field of ship manufacturing. The portable cruise ship lifting device comprises a top layer cross beam, a top layer vertical beam used for being fixedly connected with a ship side of a cruise ship and a top layer support used for being fixedly connected with a top layer deck of the cruise ship. The top of the top-layer vertical beam extends out of a ship side of the cruise ship, and the top-layer support is connected with the top of the top-layer vertical beam through a connecting piece; the top-layer cross beam is fixedly connected with the top of the top-layer vertical beam, so that the top-layer cross beam is suspended above the outer side of a ship side of the cruise ship; a lifting assembly is connected to the top-layer cross beam; the lifting assembly is connected with a hanging basket; the lifting assembly can enable the hanging basket to move between the ground and the top deck in a reciprocating mode. The u