Patent ID: 8764235

Claim:
A built-up building material structure comprising: a first building material whereinside an accommodating space is formed, the first building material comprising: a first bottle-shaped body comprising a first annular lateral surface, a first top end and a first bottom end, the first top end and the first bottom end being respectively connected to two edges of the first annular lateral surface; a first area whereon at least one protruding part and at least one sunken part are formed alternately in a first direction, the first area being disposed on an upper side of the first annular lateral surface; and a second area whereon at least one protruding part and at least one sunken part are formed alternately in the first direction, the second area being disposed on a low side of the first annular lateral surface, the protruding part of the second area aligning with the corresponding sunken part of the first area in a second direction substantially perpendicular to the first direction, and the sunken part of the second area aligning with the corresponding protruding part of the first area in the second direction; a second building material whereinside an accommodating space is formed, the second building material comprising: a second bottle-shaped body comprising a second annular lateral surface, a second top end and a second bottom end, the second top end and the second bottom end being respectively connected to two edges of the second annular lateral surface; a third area whereon at least one protruding part and at least one sunken part are formed alternately in the first direction, the third area being disposed on an upper side of the second annular lateral surface; and a fourth area whereon at least one protruding part and at least one sunken part are formed alternately in the first direction, the fourth area being disposed on a low side of the second annular lateral surface, the protruding part of the fourth area aligning with the corresponding sunken part of the third area in the second direction, and the sunken part of the fourth area aligning with the corresponding protruding part of the third area in the second direction; and a reinforcing component disposed on an end of the first building material and an end of the second building material for reinforcing the first building material and the second building material, the reinforcing component being a meshed structural component, and the end of the first building material and the end of the second building material being respectively inserted into meshes on the meshed structural component; wherein the protruding parts and the sunken parts of the third area and the fourth area of the second building material are respectively wedged with the corresponding sunken parts and the corresponding protruding parts of the first area and the second area of the first building material.