Vertical frame for display stand and multipurpose prefabricated display stand using same

A multipurpose prefabricated display stand comprising:

• a plurality of shelves formed in a rectangular frame to store and display various articles thereon;
• and
• a vertical frame engaged to each corner portion of a first shelf of the plurality of shelves in such a way that the shelves are engaged to each other in multiple stages,
• wherein the vertical frame includes:
• a first body which is formed in a shape of a prefabricated block and is assembled to a second body in multiple stages to support the shelves, a vertical length of each of the bodies being optionally adjusted by selection of a user;
• a body engaging member which protrudes upwardly from both sides or one side of a top surface of the second body, and has an insertion groove of which one side is opened;
• a body engaging groove which is formed on a bottom surface of the first body at a position corresponding to a formation position of the body engaging member, so as to guide the body engaging member of the second body and a body locking boss of the first body to an engaging position;
• and
• the body locking boss which protrudes from the body engaging groove and is fitted into the insertion groove when the bodies are assembled to each other in multiple stages, thereby fixing the respective bodies to be assembled to each other in multiple stages.