Duplex-sealed floor drain

Abstract

The invention relates to the technical field of a floor drain, in particular to a duplex-sealed floor drain which comprises a core body and a ground cavity, wherein the core body comprises a cover plate, a core pipe and a positioning rod; the positioning rod is positioned inside the core pipe; one end of the core pipe and one end of the positioning rod are connected with the cover plate; the otherend of the core pipe is in an open type; a floating raft is arranged at the outer side of the core pipe in a sleeving way; installing grooves are formed in two sides of the floating raft; the groundcavity comprises a cavity body and a position limiting sheet; the cavity body is formed in the ground, and the depth of the cavity body is smaller than the length of the core pipe; the open end of thecavity body is provided with the position limiting sheet; the closed end of the cavity body is connected with a water discharge pipe; and the core body is put in the cavity body. The odor backflow and the overflow of harmful gas can be effectively prevented both in a water-existence environment and a waterless environment.

Description

technical field [0001] The invention relates to the technical field of floor drains, in particular to a double-enclosed floor drain. Background technique [0002] The anti-odor floor drain is an important interface connecting the drainage pipe system and the indoor ground. As an important part of the drainage system in the residence, its performance directly affects the quality of the indoor air. However, most of the floor drains in the market now need to be pre-filled with water to effectively block the floor drains, which is difficult to meet the actual use requirements of long-term anhydrous areas or public areas. Especially in preventing the possible aerosol diffusion of the new coronavirus, there is an urgent need for a floor drain that can effectively block the drainpipe both in an anhydrous environment and in a water environment. Contents of the invention [0003] The invention solves the problem in the related art that the floor drain needs to be pre-filled with w...

AI Technical Summary

Problems solved by technology

However, most of the floor drains in the market now need to be pre-filled with water to effectively block the floor drains, which is difficult to meet the actual use requirements of long-term anhydrous areas or public areas.

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