CN212336256U - Anti-overflow floor drain core convenient to dismantle - Google Patents

Abstract

The utility model discloses an anti-overflow floor drain core which is convenient to disassemble and is arranged at the water outlet of a floor drain body and is connected with a sewer pipe; the floor drain core comprises a floor drain core main body, a sealing ring and a sealing assembly; the floor drain core main body is provided with a water inlet and a water outlet which are communicated with each other; the sealing ring is arranged at the water outlet and is coaxial with the water outlet; the sealing component is arranged on the water outlet; the sealing assembly can open the sealing cover plate under the action of the external force of water for drainage, and after drainage is finished, the core body pushes the sealing cover plate against the core body by utilizing the tension of the structural spring, so that the water outlet is closed, and peculiar smell of a pipeline and mosquitoes are prevented from entering a toilet; the outer side of the floor drain core main body is provided with a first external thread. This application is through inside and outside screw-thread fit's structure to set up two at least archs at floor drain core main part top, thereby realize the firm assembly of floor drain core and floor drain body through stirring protruding rotatory floor drain core, and can realize the periodic replacement of floor drain filter core, reduce the bacterium and gather and breed.

Description

Anti-overflow floor drain core convenient to dismantle

Technical Field

The utility model relates to a floor drain field especially relates to an anti-overflow floor drain core that returns convenient to dismantle.

Background

At present, the floor drain core is an important interface for connecting a drainage pipeline system and the indoor ground and is used as an important part of a residential drainage system, so the cleanness of indoor air and environment is directly influenced by the tightness of the floor drain core, and the floor drain core is very important for controlling peculiar smell in kitchens and bathrooms.

The floor drain core in the prior art is simple in installation mode, basically and directly placed at a water outlet of a floor drain body, the convex ring at the top of the floor drain core and the water outlet of the floor drain body are abutted against the water outlet of the floor drain body by using the gravity of the floor drain core, and the floor drain core is not fixed through a fastening structure, for example, the application number is CN201711228304.3, the patent name is a reverse siphon type large-displacement floor drain, and the description is shown in the [0049] section: the floor drain core 100 is used for preventing sewage entering the sewer from entering the floor drain body 200 again and preventing smell in the sewer from being diffused into the floor drain to influence the indoor environment. The water outlet of the floor drain body is provided with an annular inclined surface, the annular inclined surface can realize the positioning of the floor drain core and enable the floor drain core to be better fixed at the water outlet, and the figure 1 is shown. Radial positioning can only be accomplished in the location of this annular inclined plane, can not remove about, but can not accomplish axial positioning, when taking place that drain pipe liquid returns a large amount of excessive, still can be with whole floor drain core axial jack-up, can not really prevent that the sewage of sewer from getting into the floor drain body once more in to lose the due effect of floor drain core.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a conveniently detached anti-overflow floor drain core. This application is through setting up interior thread structure in the floor drain core body outside and floor drain body delivery port junction to set up two at least archs at floor drain core main part top, thereby realize the firm assembly of floor drain core and floor drain body through stirring protruding rotatory floor drain core, even when taking place that drain pipe liquid returns excessive in a large number, can not be with whole floor drain core axial jack-up, really prevent that the sewage of sewer from getting into the floor drain body once more internal, thereby realize the due effect of floor drain core. In addition, the regular replacement of the floor drain filter element can be realized by the aid of the threaded structures and the bulges, and bacteria accumulation and breeding are reduced.

The purpose of the utility model is realized by adopting the following technical scheme: a conveniently-detachable anti-overflow floor drain core is arranged at a water outlet of a floor drain body and is connected with a sewer pipe; the floor drain core comprises a floor drain core main body, a sealing ring and a sealing assembly; the floor drain core main body is provided with a water inlet and a water outlet which are communicated with each other; the sealing ring is arranged at the water outlet and is coaxial with the water outlet; the sealing assembly is arranged on the water outlet and is used for opening or closing the water outlet; the sealing assembly can approach the sealing ring under the action of external force and compress the sealing ring to close the water outlet; a first external thread is arranged on the outer side of the floor drain core main body; a first internal thread matched with the first external thread is arranged on a water outlet of the floor drain body; the top of the floor drain core main body is provided with at least two protrusions for locking or loosening the matching of the first external thread and the first internal thread.

Further, the sealing assembly comprises a base, an elastic piece and a sealing piece; the base is connected with the floor drain core main body through two connecting columns, a first upright post protrudes upwards from the top surface of the base, and a mounting groove is formed in the top surface of the first upright post; the elastic piece is arranged in the mounting groove; the sealing element is arranged between the elastic element and the floor drain core main body, and the sealing element can be close to the floor drain core main body under the elastic action of the elastic element so as to close the water outlet of the floor drain core main body.

Furthermore, a second external thread is arranged on the outer side of the floor drain core main body; and a second internal thread matched with the second external thread is arranged on the inner side of the base.

Furthermore, a second upright post protrudes upwards from the top surface of the sealing element, a containing groove is formed in the bottom surface of the second upright post, and the containing groove is sleeved on the first upright post and can slide relative to the first upright post.

Furthermore, a limit lug is circumferentially arranged on the lower edge of the floor drain core main body, and a limit groove matched and buckled with the limit lug is circumferentially arranged on the inner side of the sealing ring.

Further, the upper edge of the floor drain core main body is hinged with a pull ring.

Compared with the prior art, the beneficial effects of the utility model reside in that:

this application is through setting up interior thread structure in the floor drain core body outside and floor drain body delivery port junction to set up two at least archs at floor drain core main part top, thereby realize the firm assembly of floor drain core and floor drain body through stirring protruding rotatory floor drain core, even when taking place that drain pipe liquid returns excessive in a large number, can not be with whole floor drain core axial jack-up, really prevent that the sewage of sewer from getting into the floor drain body once more internal, thereby realize the due effect of floor drain core. In addition, the regular replacement of the floor drain filter element can be realized by the aid of the threaded structures and the bulges, and bacteria accumulation and breeding are reduced.

Drawings

FIG. 1 is a schematic structural view of a conveniently detachable anti-overflow floor drain core in the prior art;

FIG. 2 is a schematic view of the anti-overflow floor drain core of the preferred embodiment of the present invention;

FIG. 3 is a schematic view of the disassembly of the anti-overflow floor drain core of the preferred embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of the anti-overflow floor drain core of the preferred embodiment of the present invention;

fig. 5 is an enlarged schematic view of the area a in fig. 4.

In the figure: 100. the anti-overflow floor drain core is convenient to disassemble; 1. a floor drain core body; 11. a water inlet; 12. a water outlet; 13. a first external thread; 14. a protrusion; 15. a second external thread; 16. a limiting bump; 2. a seal ring; 21. a limiting groove; 3. a seal assembly; 31. a base; 311. connecting columns; 312. a first upright post; 313. a second internal thread; 32. an elastic member; 33. a seal member; 331. a second upright post; 200. a floor drain body.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 2-5, a conveniently detachable anti-overflow core 100 is installed at the water outlet of the floor drain body and connected with the sewer pipe; the floor drain core 100 comprises a floor drain core main body 1, a sealing ring 2 and a sealing component 3; the floor drain core main body is provided with a water inlet 11 and a water outlet 12 which are communicated with each other; the sealing ring is arranged at the water outlet and is coaxial with the water outlet; the sealing assembly is arranged on the water outlet and is used for opening or closing the water outlet; the sealing assembly can approach the sealing ring under the action of external force and compress the sealing ring to close the water outlet; a first external thread 13 is arranged on the outer side of the floor drain core main body; a first internal thread (not shown) matched with the first external thread is arranged on a water outlet of the floor drain body; the top of the floor drain core main body is provided with at least two protrusions 14 for locking or unlocking the matching of the first external threads and the first internal threads.

This application is through setting up interior thread structure in the floor drain core body outside and floor drain body delivery port junction to set up two at least archs at floor drain core main part top, thereby realize the firm assembly of floor drain core and floor drain body through stirring protruding rotatory floor drain core, even when taking place that drain pipe liquid returns excessive in a large number, can not be with whole floor drain core axial jack-up, really prevent that the sewage of sewer from getting into the floor drain body once more internal, thereby realize the due effect of floor drain core.

As a further preferred solution, the sealing assembly comprises a base 31, an elastic member 32, a sealing member 33; the base is connected with the floor drain core main body through two connecting columns 311, a first upright column 312 protrudes upwards from the top surface of the base, and a mounting groove is formed in the top surface of the first upright column; the elastic piece is arranged in the mounting groove; the sealing element is arranged between the elastic element and the floor drain core main body, and the sealing element can be close to the floor drain core main body under the elastic action of the elastic element so as to close the water outlet of the floor drain core main body. Preferably, the elastic member is a spring.

This seal assembly can open seal assembly's sealing member drainage under this external force effect of water, and after the drainage finishes, the floor drain core utilizes the tension of structure spring, and the delivery port is closed in the realization to the sealing member jack-up, prevents that pipeline peculiar smell and mosquito from getting into the bathroom.

As a further preferable scheme, the outer side of the floor drain core main body is provided with a second external thread 15; and a second internal thread 313 matched with the second external thread is arranged on the inner side of the base.

As a further preferred scheme, a second upright column 331 protrudes upward from the top surface of the sealing element, a containing groove is formed in the bottom surface of the second upright column, and the containing groove is sleeved on the first upright column and can slide relative to the first upright column.

As a further preferred scheme, a limit lug 16 is circumferentially arranged on the lower edge of the floor drain core main body, and a limit groove 21 matched and buckled with the limit lug is circumferentially arranged on the inner side of the seal ring.

As a further preferred option, the upper edge of the floor drain core body is provided with two small holes for the hinged mounting of a pull ring (not shown).

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (6)

1. A conveniently-detachable anti-overflow floor drain core is arranged at a water outlet of a floor drain body and is connected with a sewer pipe; the floor drain core is characterized by comprising a floor drain core main body, a sealing ring and a sealing assembly; the floor drain core main body is provided with a water inlet and a water outlet which are communicated with each other; the sealing ring is arranged at the water outlet and is coaxial with the water outlet; the sealing assembly is arranged on the water outlet and is used for opening or closing the water outlet; the sealing assembly can approach the sealing ring under the action of external force and compress the sealing ring to close the water outlet; a first external thread is arranged on the outer side of the floor drain core main body; a first internal thread matched with the first external thread is arranged on a water outlet of the floor drain body; the top of the floor drain core main body is provided with at least two protrusions for locking or loosening the matching of the first external thread and the first internal thread.

2. The anti-spill-back floor drain core of claim 1, wherein said seal assembly comprises a base, a resilient member, a sealing member; the base is connected with the floor drain core main body through two connecting columns, a first upright post protrudes upwards from the top surface of the base, and a mounting groove is formed in the top surface of the first upright post; the elastic piece is arranged in the mounting groove; the sealing element is arranged between the elastic element and the floor drain core main body, and the sealing element can be close to the floor drain core main body under the elastic action of the elastic element so as to close the water outlet of the floor drain core main body.

3. The anti-overflow floor drain core of claim 2, wherein the outside of the floor drain core body is provided with a second external thread; and a second internal thread matched with the second external thread is arranged on the inner side of the base.

4. The anti-overflow floor drain core of claim 2, wherein the top surface of the sealing element is protruded with a second upright post, the bottom surface of the second upright post is provided with a receiving groove, and the receiving groove is sleeved on the first upright post and can slide relative to the first upright post.

5. The anti-overflow floor drain core of claim 1, wherein a limit protrusion is circumferentially disposed on a lower edge of the floor drain core body, and a limit groove engaged with the limit protrusion is circumferentially disposed on an inner side of the sealing ring.

6. The anti-spill-back floor drain core of claim 1, wherein a pull ring is hinged to the upper edge of the floor drain core body.

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