Patent ID: 8898983

Claim:
A waffle slab interlocking wall, comprising: a plurality of slab columns being spaced apart from each other; a plurality of slab beams extending across said slab columns to form a plurality of spaces between said slab beams and said slab columns, wherein each of said slab columns and said slab beams has an external side and an internal side which is opposite to said external side; a plurality of interlocking building blocks each comprising an external faceplate and an internal faceplate, wherein each of said external faceplates is attached on said external side of at least one of said slab columns and said slab beams to cover one of said spaces on said external side, wherein each of said internal faceplates is attached on said internal side of at least one of said slab columns and said slab beams to cover one of said spaces on said internal side, wherein said external faceplates and said internal faceplates are attached on said corresponding side of said slab beams and said slab columns in a side-by-side manner to form a wall structure; a plurality of connecting pieces attaching on said interlocking building blocks respectively, wherein each of said connecting pieces extends through said interlocking building blocks to connect said corresponding external faceplate to said internal faceplates; and a thermal insulation layer providing between said external faceplates and said internal faceplates, wherein at least one of said interlocking building blocks has one of a tongue-and-groove, a mortise and tenon, a bulge, and a groove forming on an end surface of said corresponding interlocking building block.