Floor waterproof construction

The utility model discloses a floor waterproof construction, including floor, mortar, water pipe, sealing collar, stromatolite stagnant water pad, fin, flange clamp plate, bolt, it has the mortar to fill between water pipe and floor, the mortar is provided with the sealing collar with the water pipe department of meeting, the welding is equipped with the fin on the water pipe, the fin outside is equipped with stromatolite stagnant water pad, stromatolite stagnant water pad is nested on the fin to combine closely with mortar and floor, the stromatolite stagnant water stacks up and is equipped with the flange clamp plate through the bolt crimping, the bolt passes flange clamp plate and floor rigid coupling, this novel adoption mortar in situ sets up sealing collar, floor and sets up stromatolite stagnant water pad from top to bottom, welds the fin on the water pipe to through flange clamp plate and bolt fixed connection, simple structure, construction convenience, floor nodal connection is inseparable, can keep in repair the change again, and the prevention of seepage is effectual.