Plug-in type composite floor

The utility model discloses a plug-in type composite floor which comprises an anti-deformation layer, a floor base layer and a damp-proof layer with waterproof and damp-proof functions which are sequentially laid from bottom to top, and the anti-deformation layer comprises an upper pressing plate and a lower pressing plate which are attached to each other. The damp-proof layer comprises a carbon fiber layer, a fiberboard layer and a high-density polyethylene rice-plastic composite material layer which are sequentially laid from bottom to top, a strip-shaped clamping groove is formed in the left side of the floor base layer, and a clamping block capable of being inserted into the clamping groove is arranged on the right side of the floor base layer. When the floor is used, not only can the flame-retardant effect be achieved, but also the water stain blocking and damp-proof effects can be achieved, the situation that the floor cannot be normally used due to the fact that the floor is corroded after being used f