▎ 摘　　要

NOVELTY - The utility model claims a graphene intelligent expansion assembly with self-heating floor, comprising multiple base plates and the expansion assembly of adjacent base plate, expansion assembly comprises a cylindrical rubber sleeve; a plurality of springs located between the adjacent base plates located at two ends of the spring piece and a supporting plate base plate side wall on the side wall of the base plate is provided with a clamping groove clamped with the clamping piece, supporting plate and the side wall of the base plate to form the cylindrical rubber sleeve through the passage; a cylindrical rubber sleeve sleeved on the two adjacent supporting plate via the channel, a cylindrical rubber sleeve and supporting plate are provided with a spring through the through hole. The utility model claims a floor can avoid contraction, the spliced floor is more firmly, and can save resource.