JPS62200769U - - Google Patents

Description

[Brief explanation of the drawing]

FIG. 1 is a front sectional view of a drainage trap to which the present invention is applied. FIG. 2 is a plan view of FIG. 1. FIG. 3 is a diagram illustrating a main part of a cross section taken along the line shown in FIG. 1. FIG. 4 is a diagram showing the main parts of a conventional drainage trap, and corresponds to FIG. 3. 10: Drainage trap, 12: Drainage port, 14: Main body, 16: Water sealing tank, 18: Odor prevention cylinder, 20: Water hole, 22: Drainage pipe connection port, 24: Perforated plate, 26: Guide pipe, 62: Projection Part 64: Opening.

Claims (1)

[Scope of Claim for Utility Model Registration] A main body that has a container-shaped water sealing tank, and discharges wastewater overflowing from the upper end of the water sealing tank to the outside from a drain port that opens on the side, and a tubular-shaped water sealing tank. an odor-proof cylinder that is received in the interior and whose upper end opening is covered by a perforated plate having a large number of water passage holes and a drain pipe connection port; In a drainage trap equipped with a guide pipe that directly guides the introduced wastewater to the outer periphery of the lower end of the deodorizing cylinder, the guide pipe is fixed in a state in which the outer circumferential surface thereof is substantially in contact with the inner circumferential surface of the deodorizing cylinder. On the other hand, at the lower end of the guide tube, a protrusion is provided that protrudes from the lower end of the deodorizing cylinder toward the bottom of the water sealing tank, and an opening is provided in a portion of the protrusion that faces the inner wall surface of the water seal tank. A drainage trap characterized by: