CN210507724U

CN210507724U - Odour-proof floor drain

Info

Publication number: CN210507724U
Application number: CN201921053601.3U
Authority: CN
Inventors: 闫俊杰; 梅能敏; 赵静
Original assignee: Tianjin Dayin Building Material Co ltd
Current assignee: Huaneng Renju Technology Group Co ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-05-12
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a deodorant floor drain, including the floor drain main part, set up in the floor drain core of the inner space of the floor drain main part and set up in the closing cap of the upper end of the floor drain main part, the floor drain core includes first barrel, second barrel, first barrel cover is located outside the second barrel, the floor drain core still includes the cartridge filter, the cartridge filter sets up in the second barrel, set up first filtration pore on the section of thick bamboo wall of cartridge filter, the cartridge filter is used for accepting the sewage from the upper end downflow of the floor drain main part, so that the sewage is filtered by the first filtration pore of the section of thick bamboo wall; wherein: the lower end of the filter cylinder is connected to the bottom of the floor drain main body.

Description

Odour-proof floor drain

Technical Field

The utility model relates to a floor drain.

Background

In order to prevent odor from returning to a bathroom through a aqueduct (or called a drain pipe, which is connected to a position below the floor drain), the applicant previously provided a floor drain (patent application number: CN201621373729.4) which prevents odor from returning to the bathroom through the aqueduct by making a passage defined by a first cylinder 30, a second cylinder 40 and a floor drain main body 10 of a floor drain core always contain water (actually making the floor drain form a communicating vessel).

However, the applicant found the following problems in the production, testing and use of the floor drain:

the annular passage 50 defined by the first cylinder 30 and the second cylinder 40 is often blocked by foreign matters at the water inlet 51 (the reference numerals are those of the above-mentioned prior patents).

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem that exists among the prior art, the embodiment of the utility model provides a deodorant floor drain.

For solving the technical problem, the embodiment of the utility model adopts the following technical scheme:

a deodorization floor drain comprises a floor drain main body, a floor drain core arranged in the inner space of the floor drain main body, and a sealing cover arranged at the upper end of the floor drain main body, wherein the floor drain core comprises a first cylinder and a second cylinder, the first cylinder is sleeved outside the second cylinder, the floor drain core further comprises a filter cartridge, the filter cartridge is arranged in the second cylinder, a first filtering hole is formed in the wall of the filter cartridge, and the filter cartridge is used for receiving sewage flowing downwards from the upper end of the floor drain main body so that the sewage is filtered by the first filtering hole in the wall of the filter cartridge; wherein:

the lower end of the filter cylinder is connected to the bottom of the floor drain main body.

Preferably, the upper end of the filter cartridge is higher than the upper end of the first cylinder.

Preferably, the upper end of the filter cartridge is trumpet-shaped.

Preferably, a first annular slot and a second annular slot are formed at the bottom of the floor drain main body;

the lower end of the first cylinder body is inserted into the first annular slot, and the lower end of the filter cartridge is inserted into the second annular slot.

Preferably, a filter basket is arranged below the cover;

and a second filtering hole for passing sewage is formed in the filtering basket.

Preferably, the filter basket is arc-shaped and concave;

a plurality of ribs are formed on the upper surface of the filter basket and are circumferentially arranged;

each rib radially extends, has seted up a plurality of breachs on each rib, and is a plurality of the breach is followed rib extending direction interval arrangement.

Compared with the prior art, the utility model discloses a deodorant floor drain's beneficial effect is: after sewage carries out a coarse filtration through the through-hole of closing cap, sewage gets into the cartridge filter, then, after the first filtration pore of crossing of cartridge filter, sewage has realized the secondary filter, so, must reduce the probability that water inlet department was blocked by debris.

Drawings

Fig. 1 is a main cross-sectional view of the deodorization floor drain provided by the embodiment of the utility model.

Fig. 2 is a top view of a cover in the odor-resistant floor drain provided by the embodiment of the utility model.

Fig. 3 is an enlarged view of a portion a of fig. 1.

In the figure:

10-a floor drain body; 11-a water outlet; 20-a filter cartridge; 21-a first filtration pore; 30-a first cylinder; 40-a second cylinder; 50-an annular channel; 51-a water inlet; 52-water outlet; 60-a filter basket; 61-a second filtering aperture; 62-ribs; 621-notch; 70-sealing the cover; 71-through holes.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1, the embodiment of the utility model discloses a deodorant floor drain, this deodorant floor drain includes: floor drain main body 10, floor drain core and closing cap 70.

The lower side of the floor drain main body 10 is formed with a water outlet 11, the water outlet 11 is used for connecting with a water conduit (not shown in the drawings of the present application), for example, for connecting with a water conduit shown in the drawings of the prior application patent (patent application number: CN201621373729.4), a cover 70 is arranged at the upper end of the floor drain, as shown in fig. 2, a through hole 71 is arranged on the cover 70, so that the sewage on the bathroom floor flows into the inner space of the floor drain main body 10 through the through hole 71, and the sewage is discharged from the water outlet 11 to flow into the water conduit after passing through the floor drain core, and finally discharged out of the room.

The overall structure and function of the floor drain main body 10 are similar to those of the floor drain main body 10 in the patent previously applied by the applicant, and therefore, the detailed structure of the floor drain main body 10 is not repeated in the present application.

The floor drain core comprises a first cylinder 30, a second cylinder 40 and a filter cartridge 20, the floor drain core in the embodiment is additionally provided with the filter cartridge 20 compared with the prior patent application (with the patent application number being CN201621373729.4), and the first cylinder 30 and the second cylinder 40 of the present application have the similar functions and arrangement mode with the first cylinder 30 and the second cylinder 40 of the prior patent application (with the patent application number being CN201621373729.4), namely:

the first cylinder 30 and the second cylinder 40 are both vertically arranged, the lower end of the first cylinder 30 is attached to the bottom of the floor drain main body 10 and is blocked, and a channel for passing sewage and communicating with a water guide pipe (not shown in the drawings of the application) is formed among the lower end of the second cylinder 40, the second cylinder 40 and the first cylinder 30 and among the lower end of the first cylinder 30 and the upper end of the first cylinder 30. Specifically, the upper end of the first cylinder 30 is open, the lower end of the second cylinder 40 extends into the first cylinder 30, so that an annular channel 50 is defined between the first cylinder 30 and the second cylinder 40, the lower end of the second cylinder 40 is higher than the lower end of the first cylinder 30, a gap between the lower ends of the first cylinder 30 and the second cylinder forms a water inlet 51 of the annular channel 50, the upper end of the first cylinder 30 is lower than the upper end of the second cylinder 40, and a height difference between the upper ends of the first cylinder 30 and the second cylinder forms a water outlet 52 of the annular channel 50. Thus, as shown in fig. 1, when discharging water, the sewage enters the second cylinder 40 from the upper end of the second cylinder 40 through the through hole 71 of the cover 70, then enters the annular channel 50 from the water inlet 51 of the annular channel 50 at the lower end of the second cylinder 40, flows upward in the annular channel 50, then flows out from the water outlet 52 of the annular channel 50 at the upper end of the first cylinder 30, and the effluent sewage enters the inner space outside the floor drain core, then enters the water conduit, and is discharged to the outside through the water conduit. After the indoor sewage is drained, the water level in the annular channel 50 is limited by the height of the upper end of the first cylinder 30, the water level is limited at the upper end of the first channel, the water in the annular channel 50 is communicated with the water in the first cylinder 30, the height of the water in the annular channel 50 is always equal to that of the water in the first cylinder 30, and the water seal blocks the only channel for communicating the water conduit with the room, so that the peculiar smell air in the water conduit cannot enter the room, namely, the annular channel 50 blocks the peculiar smell air in the water conduit (the functions of the first cylinder 30 and the second cylinder 40 in the application are similar to those of the first cylinder 30 and the second cylinder 40 in the prior application).

The key point of the floor drain provided by the embodiment is that the filter cartridge 20 is additionally arranged on the floor drain core, the filter cartridge 20 is arranged in the second cylinder 40, the lower end of the filter cartridge 20 is plugged by the bottom of the floor drain main body 10, the cylinder wall of the filter cartridge 20 is provided with first filtering holes 21, and the first filtering holes 21 are distributed on the whole cylinder wall.

The deodorization floor drain provided by the embodiment has the following advantages compared with the floor drain of the prior patent application (the patent application number is CN201621373729.4) of the applicant:

after the sewage is roughly filtered for the first time through the through hole 71 of the sealing cover 70, the sewage enters the filter cartridge 20, and then, after passing through the first filtering hole 21 of the filter cartridge 20, the sewage is filtered for the second time, so that the probability that the water inlet 51 is blocked by impurities is reduced.

Preferably, the upper end of the filter cartridge 20 is higher than the upper end of the first cylinder 30, which is advantageous in that: the upper end of the filter cartridge 20 is always higher than the water level defined by the height of the first cylinder 30 under the condition of small or no water flow, so that the condition that sewage enters the space between the filter cartridge 20 and the second cylinder 40 from the upper end of the filter cartridge 20 without passing through the filter cartridge 20 is effectively avoided.

Preferably, the upper end of the filter cartridge 20 is flared, which has the advantage of: so that the filter cartridge 20 can receive the sewage flowing down through the cap 70 to a greater extent.

In a preferred embodiment of the present invention, the floor drain main body 10 is formed with a first annular slot and a second annular slot at the bottom thereof, and the floor drain main body 10 can be integrally formed with the first annular slot and the second annular slot by injection molding. The lower end of the first cylinder 30 is inserted into the first annular slot, and the lower end of the filter cartridge 20 is inserted into the second annular slot.

The advantages of the above embodiment are:

1. the first cylinder 30 and the filter cylinder 20 are connected with the floor drain main body 10 in a plugging manner, and when the floor drain main body 10 is blocked, for example, the filter cylinder 20 is blocked, and for example, the drain opening 11 of the floor drain main body 10 is blocked, the drain opening 11 and the filter cylinder 20 can be conveniently cleaned by pulling down the first cylinder 30 and the filter cylinder 20.

2. When the above-described preferred manner of making the upper end of the filter cartridge 20 higher than the upper end of the first cylinder 30 is combined with the present embodiment, there are also advantages as follows:

when the filter cartridge 20 needs to be cleaned, the upper end of the filter cartridge 20 is higher than the first cylinder 30, and the upper end of the filter cartridge 20 is higher than the water surface of the sewage remained in the first cylinder 30, so that hands can not touch the sewage when holding the upper end of the filter cartridge 20.

In a preferred embodiment of the present invention, as shown in fig. 1 in combination with fig. 3, a filter basket 60 is disposed below the cover 70; the filtering basket 60 is provided with a second filtering hole 61 for passing the sewage. Thus, the sewage flowing down through the through hole 71 of the sealing cover 70 firstly passes through the filter basket 60, the filter basket 60 secondarily filters the sewage through the second filter holes 61, the sewage filtered by the filter basket 60 flows into the filter cartridge 20, and the filter cartridge 20 thirdly filters the sewage through the first filter holes 21. In the present embodiment, the filter basket 60 is additionally provided to enable the sewage to sequentially pass through the sealing cap 70, the filter basket 60 and the filter cartridge 20, thereby realizing the third filtration.

In a preferred arrangement based on the above embodiment, as shown in FIG. 1 in combination with FIG. 3, the filter basket 60 is arcuately concave downwardly; a plurality of ribs 62 are formed on the upper surface of the filter basket 60, and the plurality of ribs 62 are circumferentially arranged; each rib 62 extends radially, and each rib 62 is provided with a plurality of gaps 621, and the plurality of gaps 621 are arranged at intervals along the extending direction of the rib 62. In the preferred embodiment, if the flexible filament in the sewage is not filtered by the cover 70, that is, if the filament falls into the filter basket 60 along with the sewage, the notches 621 of the ribs 62 on the filter basket 60 intercept the flexible filament, such as hair, so that the flexible filament, such as hair, is hooked at the notches 621 to reduce the amount of the filament entering the subsequent channel, thereby reducing the probability of blocking the subsequent channel due to the filament.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. A deodorization floor drain comprises a floor drain main body, a floor drain core and a sealing cover, wherein the floor drain core is arranged in the inner space of the floor drain main body, the sealing cover is arranged at the upper end of the floor drain main body, the floor drain core comprises a first cylinder and a second cylinder, the first cylinder is sleeved outside the second cylinder, the deodorization floor drain is characterized by further comprising a filter cartridge, the filter cartridge is arranged in the second cylinder, a first filtering hole is formed in the wall of the filter cartridge, and the filter cartridge is used for receiving sewage flowing downwards from the upper end of the floor drain main body so that the sewage is filtered by the first filtering hole in the wall of the filter cartridge; wherein:

2. The odor-resistant floor drain of claim 1, wherein the upper end of the filter cartridge is higher than the upper end of the first cylinder.

3. The odor-resistant floor drain of claim 2, wherein the upper end of the filter cartridge is trumpet-shaped.

4. The odor-resistant floor drain of claim 1, wherein a first annular slot and a second annular slot are formed at the bottom of the floor drain body;

5. The odor-resistant floor drain of claim 1, wherein a filter basket is disposed below the cover;

6. The odor-resistant floor drain of claim 5, wherein said filter basket is arc shaped concave down;