Quick connecting structure for placing rack

The utility model discloses a quick connecting structure of a placing rack, and relates to the technical field of placing racks. The storage rack comprises an independent storage rack unit, the independent storage rack unit comprises a regular hexagonal prism-shaped shell, connecting strips are fixedly installed at the lower ends of three alternate side walls of the regular hexagonal prism-shaped shell, and inserting plates are fixedly installed at the upper ends of the outer walls of the connecting strips. According to the utility model, the insertion plates are inserted into the insertion grooves, so that the two adjacent independent placement rack units are quickly connected, and when a certain independent placement rack unit needs to be taken down, the corresponding independent placement rack unit can be detached only by pulling out the insertion plates from the insertion grooves, so that the independent placement rack unit is convenient to use. Therefore, the multiple independent placing rack units can b