Environment-friendly mold for reserving post-pouring joint for floor slab

The invention discloses an environment-friendly mold for reserving a post-pouring joint for a floor slab. The environment-friendly mold comprises at least one pair of C-shaped strip members, wherein the C-shaped strip members comprise upper side edge parts, vertical parts and lower side edge parts; first openings extending upwards and penetrating through the upper side edge parts are formed in theupper parts of the vertical parts; and second openings extending downwards and penetrating through the lower side edge parts are formed in the lower parts of the vertical parts; and when the environment-friendly mold is used, notches of the pair of C-shaped strip members are arranged opposite to each other, and the pair of C-shaped strip members is provided with a spacing for pouring the post-pouring joint. According to the main application, the environment-friendly mold has excellent vertical self-supporting effect and is easy to use. 本发明公开了种环保型楼板预留后浇带用模具，包括至少对C形条状构件，C形条状构件包括上侧沿部、竖部、下侧沿部，在竖部的上部设有向上延伸并贯穿上侧沿部的第豁口，在竖部的