Slurry leakage prevention supporting device

The utility model discloses a grout leakage prevention supporting device which comprises a column formwork, a first air bag and a second air bag, the column formwork is provided with a filling cavity, the filling cavity penetrates through the column formwork in the axial direction, and the column formwork is used for being erected on a pier body so that the top of the pier body can block a bottom opening of the filling cavity. The filling cavity is used for filling cement grout; the first air bag is used for being wound around a pier body below the column formwork so that the column formwork and the pier body can be connected in a sealed mode. The second air bag is used for being wound around the pier body below the first air bag so as to be used for collecting cement grout leaked out of the filling cavity. According to the technical scheme, the technical problem that the appearance of pier column concrete is polluted due to slurry leakage of the pier column formwork can be solved. 本实用新型公开一种防漏浆支护装置，其中，防漏浆支护装置