6 results about "Font" patented technology

The utility model discloses a building block toy convenient to assemble and combine, which comprises a bottom plate, the bottom plate comprises a plurality of connecting plates with the same size, connecting grooves are arranged at joint grooves on four sides of each connecting plate, a character-shaped groove is formed between every two adjacent connecting grooves, a tenon connecting piece is embedded in each character-shaped groove, a long rod is inserted in each joint groove, and the long rod is connected with the connecting plate through a bolt. An annular groove is formed in the long rod, a square block is arranged in the annular groove, the side face of the square block is connected with a bridge-shaped connecting piece, a tenon is arranged at the end of the bridge-shaped connecting piece, and the tenon is clamped in the annular groove. The tenon-and-mortise and magnetic attraction combined connection structure is scientific and reasonable in structural design, and by means of the tenon-and-mortise and magnetic attraction combined connection mode, splicing of parts can be more accurate, rapider and firmer. And children can experience the sense of achievement better in the process of splicing the building blocks.