| 摘要 |
The present invention relates to a drain trap installed between a floor of a bathroom with prefabricated on-slab piping and a waterproof plate, and more specifically, to an integrated drain trap for a bathroom capable of preventing backflow and leakage of drainwater. The present invention relates to a drain trap for prefabricated on-slab piping in a bathroom installed on an upper portion of a waterproof plate of a bathroom floor, and facilitating drainage of a washbasin, a bathtub, and a bathroom floor. The drain trap includes a main drain receptacle body connected to an outlet on a bathroom floor through an upper opened portion, and having a water collection space unit collecting drainwater formed inside; a plurality of drainwater inlets protruded and penetrated on an outer circumferential surface of the main drain receptacle body to introduce drainwater from a washbasin and a bathtub of a bathroom into the water collection space unit; and a drainwater outlet protruded and penetrated on the outer circumferential surface of the main drain receptacle body to discharge the drainwater collected by the water collection space unit, wherein an overflow wall formed inside the water collection space unit of the main drain receptacle body to control collection of the drainwater penetrating any one of the drainwater inlets in order to prevent overflow of the drainwater occurring in the water collection space unit is further included in the drain trap, thereby preventing odor, backflow, and leakage of the drainwater. |
