Patent ID: 7731081

Claim:
A paper box structure formed of a paper material, comprising: a bottom plate; and a first side plate connected to a first side of the bottom plate; a second side plate connected to a second side of the bottom plate opposite to the first side of the bottom plate; a first top plate connected to a top side of the first side plate opposite to the bottom plate; a second top plate connected to a top side of the second side plate opposite to the bottom plate; two first main body fold plates each connected to opposite sides of the first side plate, each of the first main body fold plates comprising a first frame plate with a first opening formed in a central portion of the first frame plate; a first buffer plate connected to one side of the first frame plate near the first side plate, the first frame plate being folded to form a first U-shaped buffer space together with the first top plate, the first side plate and the bottom plate, and at least one first adjustable fold plate formed along two opposite sides of the first opening of the first frame plate, the at least one first adjustable fold plate being foldable to form a first buffer space or accommodation space; two second main body fold plates each connected to opposite sides of the second side plate, each of the second main body fold plates comprising a second frame plate with a second opening formed in a central portion of the second frame plate; a second buffer plate connected to one side of the second frame plate near the second side plate, the second frame plate being folded to form a second U-shaped buffer space together with the second top plate, the second side plate and the bottom plate, and at least one second adjustable fold plate formed alone two opposite sides of the second opening of the second frame plate, the at least one second adjustable fold plate being folded to form a second buffer space or accommodation space.