CN212427452U - Floor drain - Google Patents

Abstract

The utility model provides a floor drain belongs to drainage utensil technical field. It has solved the current deodorant protection against insects effect subalternation problem of floor drain. The floor drain comprises a cylindrical shell, wherein a cover body for sealing the upper end of the shell is arranged at the upper end of the shell, the cover body is provided with a plurality of through holes, the lower end of the shell is fixedly connected with a filter element with a plurality of filter holes, the filter element is connected with self-closing silica gel covering the bottom of the filter element, the self-closing silica gel is provided with an inner cavity communicated with the filter element, and the self-closing silica gel is provided with a plurality of cracks which are kept closed under the self-elastic action. The utility model has the advantages of deodorization, insect prevention, good effect and the like.

Description

Floor drain

Technical Field

The utility model belongs to the technical field of drainage utensil, a floor drain is related to.

Background

The floor drain is an important interface for connecting a drainage pipeline system and the indoor ground, is an important part of a drainage system in a house, has the performance which directly influences the quality of indoor air, and is very important for controlling peculiar smell in a bathroom. The existing floor drain can not effectively block off odor and bugs at the downstream of the floor drain, and is easy to block and unsmooth in drainage.

In view of the above problems, people have made improvements to floor drains, and some have applied for patents, for example, chinese patent literature discloses a floor drain [ application number: 201710259975. X; application publication No.: 106869293A ] which comprises a shell with a water inlet and a water outlet and a cavity inside, wherein the shell is provided with a filtering cover plate at the water inlet, the shell is provided with a filtering cup with an opening facing the water inlet at the water outlet, the side wall of the filtering cup is provided with a plurality of water leakage holes, and is also provided with a water sealing structure for preventing odor from flowing backwards, the water sealing structure comprises a floor drain base and a back pressure cup, the bottom of the floor drain base is provided with a drain pipe with a water inlet end surface higher than the bottom of the floor drain base, the opening of the back pressure cup is provided with a plurality of supporting legs, the back pressure cup is arranged at the bottom of the floor drain base in a back-buckling manner and covers the drain pipe, the water inlet end surface of the drain pipe is lower than the bottom of the.

The floor drain has the advantages that the water seal effect can be achieved through the arrangement of the back pressure cup and the drain pipe, odor and bed bugs are prevented from entering the lower reaches of the floor drain, the structure is complex, the floor drain is inconvenient to manufacture, accumulated water can be remained in the floor drain due to the fact that the water inlet end face of the drain pipe is lower than the bottom of the back pressure cup and higher than the opening end face of the back pressure cup, the accumulated water can emit odor to cause indoor odor, and the deodorization effect is not ideal.

Disclosure of Invention

The utility model aims at providing a floor drain that filter effect is good, deodorant protection against insects is effectual to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a floor drain, is including the casing that is the tube-shape, the upper end of casing be equipped with the lid with casing upper end closing cap, the lid have a through-hole that a plurality of runs through, its characterized in that, the lower extreme of casing link firmly the filter core that has a plurality of filtration pores, the filter core connect the self-closing silica gel of establishing its bottom cover, self-closing silica gel have with filter core inner chamber that is linked together and self-closing silica gel have a plurality of ways and keep closed breach under self elastic action.

In the floor drain, the bottom of the self-closing silica gel is provided with two self-closing flaps which are closed under the elastic action, and the number of the cracks is two, the cracks are respectively positioned at two sides of the self-closing flaps and are communicated with the cracks between the self-closing flaps.

In the above-mentioned floor drain, the filter element be the tube-shape and the top of filtering the core be the blind end, each crosses the filter hole axial and runs through the blind end, the casing in be equipped with the filtration cotton pad that will filter the core top closing cap.

In the floor drain, a sealing ring is arranged between the filter element and the shell.

In the above floor drain, the upper end of the shell is provided with a circle of radially outward convex flanges, the lower end of the shell is a reducing section, the upper end of the shell is transited to the lower end through a step, the side wall of the step is an inward concave arc-shaped surface, and the bottom wall of the step is an outward convex arc-shaped surface.

In the floor drain, the shell is internally provided with the spherical filtering cover the top of which is connected with the cover body, the filtering cover is provided with an extending edge which extends radially and props against the inner wall of the shell, and the extending edge and/or the filtering cover is provided with a plurality of penetrating through holes.

In the floor drain, the filter element is fastened with the self-closing silica gel.

In the floor drain, the outer wall of the filter element is provided with a plurality of reinforcing ribs which are uniformly distributed in the circumferential direction and extend in the axial direction.

Compared with the prior art, the floor drain has the advantages of good filtering effect, smooth drainage, convenient cleaning, good deodorization and insect prevention effect, and no indoor peculiar smell and no bugs.

Drawings

Figure 1 is a front view of the structure of the floor drain.

Figure 2 is a structural section view of the floor drain.

In the figure, 1, a housing; 11. blocking edges; 12. a step; 2. a cover body; 21. a through hole; 3. a filter element; 31. a filtration pore; 32. reinforcing ribs; 4. self-closing silica gel; 41. a breach; 42. a self-closing flap; 5. a filter cotton pad; 6. a seal ring; 7. a filter cover; 71. extending the edges; 72. a through hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 and 2, the floor drain comprises a cylindrical shell 1, a cover body 2 for sealing the upper end of the shell 1 is arranged at the upper end of the shell 1, the cover body 2 is provided with a plurality of through holes 21, the lower end of the shell 1 is fixedly connected with a filter element 3 with a plurality of filter holes 31, the filter element 3 is connected with a self-closing silica gel 4 covering the bottom of the filter element 3, the self-closing silica gel 4 is provided with an inner cavity communicated with the filter element 3, and the self-closing silica gel 4 is provided with a plurality of cracks 41 which are kept closed under the self elastic action.

The cover body 2 plays a role in preliminary filtration, so that impurities such as large particles and the like are prevented from entering the shell body 1, the filter element 3 plays a role in further filtration, small particles, hairlines and the like are prevented from entering the self-closing silica gel 4, blockage is avoided, the cover body 2 is taken out during cleaning, operation can be achieved, and cleaning is convenient and rapid; when the floor drain is not used, the split 41 keeps closed under the elastic action of the self-closing silica gel 4, the downstream odor and the downstream bed bugs are blocked, and the deodorizing and insect-preventing effects are good; when the self-closing silica gel water draining device is used locally, the pressure of water entering the inner cavity of the self-closing silica gel 4 overcomes the elasticity of the self-closing silica gel 4 to break the crack 41, and therefore water is drained.

In more detail, the bottom of the self-closing silica gel 4 is provided with two self-closing flaps 42 which are closed under the elastic action, the number of the cracks 41 is two, the cracks are respectively positioned at two sides of the self-closing flaps 42 and are communicated with the cracks between the self-closing flaps 42, when the sample floor drain is not used, the closed area of the self-closing silica gel 4 is large, and the deodorization and insect prevention effects are good; when in use, the water pressure flushes the crack 41 and the two self-closing flaps 42, and the water drainage is smooth.

The filter element 3 is cylindrical, the top end of the filter element 3 is a closed end, each filter hole 31 axially penetrates through the closed end, and the filter cotton pad 5 for sealing the top end of the filter element 3 is arranged in the shell 1, so that the filter element 3 is reasonable in structure and convenient to install and arrange, the filter cotton pad 5 not only plays a role in filtering hairlines and small particles, but also plays a role in separating, and the deodorization and insect prevention effects are enhanced; in this embodiment, in order to prevent the filter cotton pad 5 from being displaced by the impact of water flow, the top end of the filter core 3 has a circle of axially protruding surrounding edge for the filter cotton pad 5 to be embedded.

A sealing ring 6 is arranged between the filter element 3 and the shell 1, the sealing ring 6 ensures the sealing property between the shell 1 and the filter element 3, and the deodorization and insect prevention effects are enhanced; the upper end of casing 1 has the flange 11 of the radial evagination of round, and the lower extreme of casing 1 passes through step 12 for reducing section and casing 1 upper end to pass through to the lower extreme, and the lateral wall of step 12 is the arcwall face of indent, and the diapire of step 12 is the arcwall face of evagination, and flange 11 is convenient for casing 1 installation and location, and step 12 has the water-collecting effect with 1 lower extreme of casing for reducing section, and the setting up of two arcwall faces makes step 12 locate not to have the interference problem, and the drainage is smooth and easy.

The filter cover 7 which is spherical and the top of which is connected with the cover body 2 is arranged in the shell 1, the filter cover 7 is provided with an extending edge 71 which extends radially and is abutted against the inner wall of the shell 1, the extending edge 71 and/or the filter cover 7 are/is provided with a plurality of through holes 72 which penetrate through, in the embodiment, the extending edge 71 is provided with the through holes 72, the top of the filter cover 7 is connected with the middle part of the cover body 2 through rivets, the filter cover 7 improves the filtering effect, and can be taken out along with the cover body 2 during cleaning, and the cleaning is convenient; the filter element 3 is buckled with the self-closing silica gel 4, so that the assembly and disassembly are convenient, in the embodiment, the lower end of the filter element 3 is inserted into the self-closing silica gel 4, the lower end of the filter element 3 is provided with an annular groove, and the self-closing silica gel 4 is provided with a convex ring embedded into the annular groove, so that the buckling of the filter element and the self-closing silica gel is realized; the outer wall of the filter element 3 is provided with a plurality of reinforcing ribs 32 which are circumferentially and uniformly distributed and axially extend, the reinforcing ribs 32 increase the structural strength of the filter element 3, and the anti-slip effect is achieved, so that the riveting firmness of the shell 1 and the filter element 3 is improved, and the fastening firmness of the filter element 3 and the self-closing silica gel 4 is improved.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (8)

1. The utility model provides a floor drain, is including casing (1) that is the tube-shape, the upper end of casing (1) be equipped with lid (2) with casing (1) upper end closing cap, lid (2) through-hole (21) that a plurality of runs through have, its characterized in that, the lower extreme of casing (1) link firmly and have a plurality of filtration core (3) of crossing filtration hole (31), filtration core (3) connect self-closing silica gel (4) of establishing its bottom cover, self-closing silica gel (4) have with filter the inner chamber that core (3) are linked together and self-closing silica gel (4) have a plurality of ways and keep closed breach (41) under self elastic action.

2. The floor drain according to claim 1, wherein the bottom of the self-closing silica gel (4) is provided with two self-closing flaps (42) which are closed under the elastic action, and the number of the slits (41) is two, and the slits are respectively positioned on two sides of the self-closing flaps (42) and communicated with the slits between the self-closing flaps (42).

3. The floor drain according to claim 1 or 2, characterized in that the filter element (3) is cylindrical and the top end of the filter element (3) is a closed end, each filter hole (31) axially penetrates the closed end, and a filter cotton pad (5) for covering the top end of the filter element (3) is arranged in the casing (1).

4. Floor drain according to claim 3, characterized in that a sealing ring (6) is arranged between the filter element (3) and the housing (1).

5. The floor drain according to claim 4, characterized in that the upper end of the shell (1) is provided with a circle of radially outward convex flanges (11), the lower end of the shell (1) is a reduced diameter section, the upper end of the shell (1) is transited to the lower end through a step (12), the side wall of the step (12) is an inward concave arc-shaped surface, and the bottom wall of the step (12) is an outward convex arc-shaped surface.

6. Floor drain according to claim 5, characterized in that a spherical filter cover (7) is arranged in the housing (1) and the top of the filter cover is connected with the cover body (2), the filter cover (7) is provided with an extension edge (71) which extends radially and butts against the inner wall of the housing (1), and the extension edge (71) and/or the filter cover (7) is provided with a plurality of through holes (72) which penetrate through the extension edge and/or the filter cover.

7. The floor drain according to claim 6, characterized in that the filter element (3) is fastened to the self-closing silica gel (4).

8. Floor drain according to claim 7, characterized in that the outer wall of the filter element (3) is provided with a plurality of circumferentially distributed and axially extending ribs (32).

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