Prefabricated elevator shaft convenient to transport

The prefabricated elevator shaft convenient to transport comprises stand columns, structural columns, structural beams, a machine beam placing assembly and a door frame assembly, the structural columns are arranged behind the stand columns, the stand columns and the structural columns are connected through the structural beams to form a frame, the machine beam placing assembly is arranged at the upper end of the frame, and the door frame assembly is arranged at the lower end of the frame. The door frame assemblies are fixedly connected to the front ends of the frames and arranged at intervals in the length direction of the frames, and the multiple frames are fixedly connected end to end through fixing plates. All the parts are processed in a factory and subjected to surface treatment prefabrication, the number of the stand columns, the number of the structural columns and the number of the structural beams are matched according to site requirements, and the mode that all the parts are independently transporte