Movable formwork for pouring platform plate of subway station

The utility model provides a movable mould frame for pouring a platform plate of a subway station, which comprises a mould frame body and coamings detachably arranged at two ends of the mould frame body, the mould frame body comprises an inner mould, two groups of movable moulds and two groups of outer moulds, and the tops of the inner mould, the two groups of movable moulds and the two groups of outer moulds and the coamings at the two ends form a mould cavity for pouring the platform plate; meanwhile, the two sides of the inner mold are connected with the movable mold, and a gap is formed between the movable mold and the outer mold on the same side and used for pouring a supporting beam; in addition, two sets of movable plates are oppositely arranged in the movable mold, notches are oppositely formed in the movable plates and used for wrapping the middle column, and the outer side ends of the movable plates are hinged so that the movable plates can be turned over. During pouring, the two groups of movable p