Anti-fouling water seepage prevention simple floor drain

The invention discloses an anti-fouling water seepage prevention simple floor drain, and belongs to the technical field of drainage pipe fittings for buildings. The floor drain comprises a floor drainbody, a sealing bowl (4) and a cleaning cover (5). The sealing bowl (4) is plugged to the periphery of a protrusion (6) inside a floor drain body socket (7), a main pipe socket (1) is arranged belowthe corresponding protrusion (6) inside the floor drain body; the cleaning cover (5) is arranged inside a concave table at the upper surface of the sealing bowl (4). The floor drain is characterized in that the main pipe socket (1) is located outside the floor drain body, the main pipe socket (1) is located below the protrusion (6), and the outer diameter of the lower end of the main pipe socket (1) becomes smaller gradually. The lower end of the main pipe socket (1) is inserted into a drainage pipeline, and the main pipe socket (1) is in tight fit with the drainage pipeline. The problem thaton an existing market, a co