| 摘要 |
PURPOSE: A drain trap is provided to enable a variety of products to be simply installed on a drain trap and enable sewage from the products to be simultaneously treated without backflow or bad smell. CONSTITUTION: A drain trap comprises a lower body(10), a separate body, and an upper body(30). An outflow pipe is arranged on the bottom of the floor of the lower body, and a backflow preventing plate is arranged on the top of the floor of the lower body. The outflow pipe is coupled to a drain pipe. The separate body is inserted into the lower body. The separate body comprises a horizontal plate, a backflow preventing plate, two support legs, a separation plate, and a gas hole. The horizontal plate makes contact with the inner surface of the lower body and comprises a through hole. |
