Construction material conveying system for ultra-large planar structure and operation method of construction material conveying system

The invention discloses a construction material conveying system for an ultra-large planar structure and an operation method of the construction material conveying system. The construction material conveying system comprises a horizontal conveying module and a vertical conveying module, wherein the horizontal conveying module is arranged in post-cast strip space of an existing structure; a supporting main beam is arranged on the top of a supporting column; a secondary beam is arranged on the upper part of the supporting main beam; tracks are welded to the secondary beam; a checkered steel plate is laid between the tracks; a conveying cart is arranged on the tracks; a tower crane on the vertical conveying module is arranged on two sides of the horizontal conveying module; and the conveying cart is matched with the tower crane to finish conveyance of construction materials. The material conveying system is reasonable in structure, the post-cast strip space of the existing structure is utilized, the horizontal c