Pipe roofing lock catch grouting reinforcement construction device applied to airport project

The invention relates to a pipe roofing lock catch grouting reinforcement construction device applied to an airport project. The device comprises a starting steel pipe, a middle steel pipe and a terminal steel pipe. Female lock catches are arranged on the side surfaces of the starting steel pipes; a female lock catch and a male lock catch are respectively arranged on two sides of the middle steel pipe; male lock catches are arranged on the side surfaces of the terminal steel pipes; the female lock catch of the starting steel pipe is correspondingly clamped with the male lock catch of the middle steel pipe; the multiple middle steel pipes are sequentially connected with the male lock catches of the adjacent middle steel pipes in a clamped mode through the female lock catches. The female lock catch of the middle steel pipe at the tail end is clamped with the male lock catch of the terminal steel pipe to form an integral pipe curtain; grouting pipes are arranged in two outer side corners of the parts, connected