Floor drain for preventing backwater backflow

Abstract

The invention discloses a floor drain for preventing backflow of water, which comprises a floor drain main body. The floor drain main body is an integral structure with a plurality of steps and internal threads inside. The lower filter is threaded, the lower filter is connected with a number of uprights, the uprights are covered with springs, the upper end of the uprights is connected with a spherical cap, and closely fits with the convex arc surface of the inner wall of the spacer, the upper part of the floor drain body is threaded into the upper cover, and the lower end of the upper cover The inner thread of the inner thread is connected to the outer thread of the mesh ring, and a diversion fan is set on the mesh ring; it has a compact structure, a reasonable design, and fast water discharge, which can prevent debris from clogging the sewer pipe, and at the same time prevent the odor in the sewer pipe from affecting the cleanliness of the indoor air, especially When the pipeline on the next floor is blocked, there will be no water return phenomenon. In addition, after the surface of the local drain is treated with paint, it is resistant to acid and alkaline liquid corrosion and has a long service life.

Description

technical field [0001] The invention relates to the technical field of daily life, in particular to a floor drain for preventing backflow of water. Background technique [0002] The floor drain refers to the drainage device connected between the ground and the drainage system. It is an important interface connecting the drainage system and the indoor ground. As an important part of the drainage system in the house, its performance directly affects the quality of the indoor air, and it is important for the bathroom. Odor control is very important. [0003] The State Council issued instructions for many times in a row, pointing out that the living room environment is related to the health of residents, and must be given great attention, and relevant departments are instructed to conduct research. At the same time, relevant ministries and commissions such as the Ministry of Construction, the Ministry of Health, the General Administration of Quality Supervision, Inspection and ...

AI Technical Summary

Problems solved by technology

[0004] A variety of floor drains have also appeared on the market a few days ago, all of which have the function of deodorization and anti-blocking, but in the process of use, their anti-odor and anti-blocking functions are not satisfactory. The sewer pipes of the lower households are blocked, and the upstairs residents will be troubled. The sewage in the pipes cannot be discharged in time. If it accumulates for a long time, the sewage will overflow to the indoors of the upstairs residents. In addition, the peculiar smell in the sewer pipes in summer will come from the floor drain. Distributed, causing indoor air odor, great harm to the human body

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