CN107859118B

CN107859118B - Filter for water outlet of wash basin

Info

Publication number: CN107859118B
Application number: CN201711072270.3A
Authority: CN
Inventors: 陈自勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-11-03
Filing date: 2017-11-03
Publication date: 2022-10-25
Anticipated expiration: 2037-11-03
Also published as: US20190136494A1; CN107859118A

Abstract

The invention discloses a wash basin drain filter which comprises a top cover, a filter cylinder and a sealing ring, wherein the top cover and the sealing ring are respectively connected to the top and the bottom of the filter cylinder; the filter cartridge comprises an inner cover, a cartridge body and a connecting part, wherein the inner cover and the connecting part are respectively fixed at the top and the bottom of the cartridge body, and the inner cover is fixedly connected with the top cover so as to fixedly connect the filter cartridge with the top cover, and a plurality of water flowing holes are formed in the cartridge body; the sealing washer includes supporting part and shutoff portion, the shutoff portion sets up the outer fringe of supporting part, just the shutoff portion upwards, the extension that leans out, the supporting part card cover is in the adapting unit's the outside, thereby will the sealing washer with it connects to strain a section of thick bamboo and can dismantle. This wash basin outlet filter can separate impurity and rivers completely, and the filter effect is good, and the impurity of accumulation can not cause the influence to the velocity of water moreover.

Description

Filter for water outlet of wash basin

Technical Field

The invention relates to the technical field of filter devices, in particular to a filter for a water outlet of a wash basin.

Background

The basin outlet usually has a large amount of sewage to flow in, if tiny debris such as hair or fine rule carried in the sewage are not in time filtered, can tie a knot at the outlet and twine, hinder sewage discharge, cause the jam of sewer pipe even, the life of giving people brings inconvenience. Therefore, people usually filter the sewage by arranging a net drain at the water outlet of the wash basin. When the amount of sewage is small, the net drain can filter the sewage to a certain extent, but once a large amount of sewage flows into the drainage outlet, sundries carried in the sewage are accumulated at the net drain to prevent the sewage from being discharged, so that the accumulated sundries need to be treated frequently to ensure the smooth circulation of the sewage. Moreover, as the types of the drainers on the market are not uniform, the inner diameters and the depths of the drainers of various manufacturers are not uniform, and the drainers are self-matched in the factory, and some old wash basins are difficult to be matched when bought on the market.

Currently, some filters are on the market. During the use, arrange the filter in hydrophone down, filter sewage, these filters compare the net hourglass and can increase the accommodation space who filters sewage and improve the filter effect. However, the existing filter and the drainer cannot be completely matched, so that the filter and the inner wall of the drainer cannot be completely sealed, the filtering is not complete enough, and small impurities such as hairs and the like still flow into a sewer when sewage flows through the sewer.

In addition, the conventional filter cannot completely separate the impurities from the flowing water, and the impurities can seriously affect the water flow speed. If a filter with larger leak hole aperture is used, the filter cannot have the filtering effect on fine impurities such as hair and the like; if a filter with small leak hole diameter is used, impurities are accumulated to obstruct water flow, and the filtering effect is not ideal.

Disclosure of Invention

The invention aims to provide a filter for a water outlet of a wash basin, which is used for solving the problems that the existing filter and a drainer cannot be completely sealed, and impurities and running water cannot be completely separated, so that the filtering effect and the water flow speed are influenced.

In order to achieve the purpose, the invention provides a wash basin outlet filter, which comprises a top cover, a filter cylinder and a sealing ring, wherein the top cover and the sealing ring are respectively connected to the top and the bottom of the filter cylinder; the filter cartridge comprises an inner cover, a cartridge body and a connecting part, wherein the inner cover and the connecting part are respectively fixed at the top and the bottom of the cartridge body, and the inner cover is fixedly connected with the top cover so as to fixedly connect the filter cartridge with the top cover, and a plurality of water flowing holes are formed in the cartridge body; the sealing washer includes supporting part and shutoff portion, the shutoff portion sets up the outer fringe of supporting part, just the shutoff portion upwards, the extension that leans out, the supporting part card cover is in the adapting unit's the outside, thereby will the sealing washer with it connects to strain a section of thick bamboo and can dismantle.

Preferably, the inner cap is provided with a recess recessed downward.

Preferably, the top surface of the top cover is in a circular arch shape to form a circular arch-shaped top cover; or the top surface of the top cover is a plane to form a plane top cover.

Preferably, the dome-shaped top cap includes arch portion and a plurality of support foot, the arch portion upwards is the dome-shaped structure, a plurality of support foot set up the edge of arch portion and outside extension, it is a plurality of support foot use the symmetry central line of arch portion sets up as pivot rotational symmetry.

Preferably, a plurality of water flow holes penetrating through the thickness of the arch part are arranged in the edge area of the arch part, and the water flow holes are arranged at intervals along the circumferential direction of the arch part.

Preferably, a convex portion is provided on an inner surface of the arch portion, a screw hole is provided in the convex portion, a through hole is provided in the concave portion of the inner lid, the through hole is opposed to the screw hole, and the filter cartridge is fixed to the top lid by a screw passing through the through hole.

Preferably, the support part is provided with a plurality of water flow holes, and the water flow holes are arranged at intervals along the circumferential direction of the support part.

Preferably, the inner cover is fixedly connected to the top of the barrel body in a welding mode.

Preferably, the connecting part is fixedly connected to the lower part of the barrel body in a welding mode.

Preferably, the welding mode is laser welding, electron beam welding, plasma welding, resistance welding or argon arc welding.

The method of the invention has the following advantages:

the invention provides a filter for a drainage outlet of a wash basin, which comprises a top cover, a filter cylinder and a sealing ring. The filter cartridge comprises a cartridge body, a filter bowl, a filter tube, a sealing ring, a filter tube and a water outlet, wherein the cartridge body is provided with a plurality of water flow holes, the bottom of the filter cartridge is provided with the sealing ring, and the sealing ring is provided with a plugging part. Although part of the water flowing holes at the lower part of the cylinder body are shielded by the sundries, the sewage can still be discharged from the water flowing holes at the upper part of the cylinder body, so the water flowing speed is not influenced by the accumulated sundries. Because the shutoff portion setting of sealing washer is in the outer fringe of supporting part, and upwards, extend to leaning out, so the sealing washer can be sealed with the laminating of hydrophone inner wall down, avoids debris to fall into the sewer and influences the drainage. The sealing ring clamping sleeve is detachably connected with the outer side of the connecting part and is flexible to detach and convenient to clean and replace.

Drawings

Fig. 1 is a schematic structural view of a wash basin drain strainer provided in example 1.

Fig. 2 is an exploded view of the wash basin drain strainer provided in example 1.

Fig. 3 is a cross-sectional view of the wash basin drain filter provided in example 1.

Fig. 4 is a top view of the wash basin drain filter top cover provided in example 2.

Fig. 5 is a cross-sectional view of the wash basin drain filter provided in example 2.

Fig. 6 is a cross-sectional view of the wash basin drain filter provided in example 3.

Detailed Description

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Example 1

As shown in fig. 1, 2 and 3, the lavatory drain filter according to the present embodiment includes a top cover 1, a filter cartridge 2, and a gasket 3, and the top cover 1 and the gasket 3 are respectively attached to the top and bottom of the filter cartridge 2.

Therein, the roof 1 comprises an arch 11 and three support feet (i.e. support foot 12, support foot 13, support foot 14). The three supporting legs are rotationally and symmetrically arranged by taking the symmetrical center line of the arch part as a rotating shaft, namely, when the top cover rotates by 120 degrees by taking the symmetrical center line of the arch part as the rotating shaft, the three supporting legs can be superposed, and the supporting

legs

12, 13 and 14 respectively extend outwards along the edge of the arch part 11, so that the top cover 1 is in a circular arch structure. The arch 11 of the top cover 1 is located at the center of the top of the filter of the wash basin outlet. Water discharge holes 15 are provided at intervals along the circumferential direction of the arch portion 11. A convex portion 16 is provided on the inner surface of the arch portion 11, and a screw hole 17 is provided in the convex portion 16.

The filter cartridge 2 includes an inner lid 21, a body 22, and a connecting member 23. The inner lid 21 is fixed to the top of the barrel 22 by welding by laser spot welding, and the connecting member 23 is welded to the bottom of the barrel 22. The inner cover 21 is provided with a recess 211 recessed downward, the recess 211 is provided with a through hole 212 and a plurality of water flow holes 213, the position of the through hole 212 needs to correspond to the position of the threaded hole 17, and the water flow holes 213 are distributed at even intervals to discharge accumulated water. A plurality of water flow holes 221 are uniformly arranged on the cylinder body 22. The connection member 23 is an annular ring structure, and includes a slot 231, an upper supporter 232, and a lower supporter 233, where the upper supporter 232 and the lower supporter 233 are respectively disposed at the top and the bottom of the slot 231.

The sealing ring 3 includes a support portion 31 and a blocking portion 32, and the blocking portion 32 is disposed at an outer edge of the support portion 31 and extends obliquely upward and outward. A plurality of water flow holes 311 are uniformly arranged in the circumferential direction of the support portion 31, and the diameter of each water flow hole 311 is smaller than that of each water flow hole 221. The sealing ring 3 is made of a material with good elasticity such as but not limited to rubber.

The screw 4 passes through the through hole 212 formed in the inner lid 21 and is fastened to the screw hole 17 formed in the boss 16, thereby connecting the top lid 1 to the inner lid 21, and thus fixedly coupling the top lid 1 to the filter cartridge 2. The sealing ring 3 is connected with the connecting part 23 in a clamping sleeve mode, the supporting part 31 of the sealing ring 3 is clamped and sleeved at the clamping groove 231 of the connecting part 23, and the upper supporting body 232 and the lower supporting body 233 can limit and support the sealing ring 3, so that the sealing ring 3 and the filter cartridge 2 can be detachably connected together.

When the filter of the drainage port of the wash basin is used, the top cover 1 is placed at the opening at the top of the drainer 5, and the top cover 1 is provided with the arch part 11 and supported by the three supporting feet, so that sewage can smoothly flow down through gaps among the supporting feet 12, the supporting feet 13 and the supporting feet 14, and meanwhile, the sewage can flow away through the water flowing hole 15 arranged on the top cover 1. When sewage passes through the filter cartridge 2, the cartridge body 22 filters the sewage, impurities such as hairs or knitting wool and the like are blocked outside the filter cartridge 2 and deposited and accumulated at the sealing ring 3, the deposited impurities are effectively prevented from falling into a sewer, and meanwhile, running water can flow away through the water flowing holes 221 arranged in the cartridge body 22 and the water flowing holes 311 arranged in the supporting portion 31.

After the wash basin drain filter is used for a period of time, more sundries accumulated on the sealing ring 3 need to be treated, and the sealing ring 3 is detachably connected with the filter cylinder 2, so that the filter can be flexibly detached, cleaned or replaced.

It should be noted that, in this embodiment, the top cover is a dome-shaped top cover including three supporting legs, and actually, if the support frame is provided in the drainer, the top cover of the present invention does not need to be provided with the supporting legs, and a planar top cover or a dome-shaped top cover can be selected; in addition, the number of the supporting feet can be four, six or other numbers. The top cover and the filter cylinder can be made of hardware, plastic or other materials, and the sealing ring can be made of other soft and elastic materials. Moreover, the diameter of the sealing ring is 46.40mm, 43.00mm, 40.00mm, 38.20mm or other dimensions, and the size of the sealing ring can be flexibly selected according to the size of the drainer. The inner cup is welded at the top of the cylinder body in the embodiment through a laser welding mode, and the connecting part is welded at the lower part of the cylinder body.

Example 2

The lavatory drain strainer of the present embodiment is substantially the same as that of embodiment 1, except that the lavatory drain strainer of the present embodiment has a different number of supporting feet from that of embodiment 1.

As shown in fig. 4 and 5, the lavatory drain filter according to the present embodiment includes a top cover 1, a filter cartridge 2, and a packing 3, wherein the top cover 1 and the packing 3 are respectively attached to the top and bottom of the filter cartridge 2. Wherein the top cover 1 comprises an arch 11 and four support feet (i.e. support foot 101, support foot 102, support foot 103, support foot 104). The four supporting legs are rotationally and symmetrically arranged by taking the symmetrical center line of the arch part as a rotating shaft, that is, when the top cover is rotated by 90 degrees by taking the symmetrical center line of the arch part as the rotating shaft, the four supporting legs can be overlapped, and the supporting

legs

101, 102, 103 and 104 respectively extend outwards along the edge of the arch part 11, so that the top cover 1 is in a circular arch structure. The arch part 11 of the top cover 1 is positioned at the center of the top of the filter of the water outlet of the wash basin, and water flowing holes 15 are arranged at intervals along the circumferential direction of the arch part 11. A convex portion 16 is provided on the inner surface of the arch portion 11, and a screw hole 17 is provided in the convex portion 16.

The structure and connection mode of the filter cartridge 2 and the sealing ring 3 of the wash basin outlet filter provided by the embodiment are the same as those provided by the embodiment 1, and the description is omitted.

Example 3

The wash basin outlet filter provided in this embodiment is substantially the same as that of embodiment 1, and the detailed structure thereof is not described herein again.

As shown in fig. 6, the top cover 1 of the filter for a sink outlet of the present embodiment is a flat top cover. The filter for the outlet of the wash basin provided by the embodiment needs to be matched with the support frame 61, so that the top cover 1 does not need to be provided with support feet, and the top cover 1 can be a dome-shaped top cover. The supporting frame 61 is arranged inside the drainer 6 and used for limiting the relative position of the wash basin outlet filter and the drainer 6, and when the wash basin outlet filter is placed on the upper part of the supporting frame 61, the top cover 1 of the wash basin outlet filter is generally higher than the opening surface 62 of the drainer 6 in the horizontal direction.

The filters of the wash basin water outlets provided by the

embodiments

1, 2 and 3 have strong stability, can completely separate impurities in sewage, and cannot influence the water flow speed while filtering the impurities. The sealing ring is made of rubber, has the advantages of softness and large deformation amount, overcomes the problem that the traditional filter is hard and difficult to be compatible, and can be matched with the sealing ring with the corresponding size according to the model of the drainer, so that the sealing ring can be completely attached and sealed with the drainers with different models, the application range is wide, and the filtering is more thorough. And the sealing ring and the filter cylinder are connected together in a clamping sleeve mode and can be flexibly detached. After the filter is used for a period of time, the sealing ring can be detached and cleaned or replaced by a low-value consumable product, so that time and labor are saved.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements may be made based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The wash basin water outlet filter is characterized by comprising a top cover, a filter cylinder and a sealing ring, wherein the top cover and the sealing ring are respectively connected to the top and the bottom of the filter cylinder; the filter cartridge comprises an inner cover, a cartridge body and a connecting part, wherein the inner cover and the connecting part are respectively fixed at the top and the bottom of the cartridge body, and the inner cover is fixedly connected with the top cover so as to fixedly connect the filter cartridge with the top cover, and a plurality of water flowing holes are formed in the cartridge body; the sealing washer includes supporting part and shutoff portion, the shutoff portion sets up the outer fringe of supporting part, just the shutoff portion upwards, the extension that leans out, the supporting part card cover in the adapting unit's the outside, thereby will the sealing washer with it connects to strain a section of thick bamboo can dismantle.

2. The lavatory drain filter of claim 1, wherein the inner lid is provided with a downwardly recessed recess.

3. The lavatory drain filter of claim 1, wherein the top surface of the top cover is dome shaped to form a dome shaped top cover; or the top surface of the top cover is a plane to form a plane top cover.

4. The lavatory basin drain filter of claim 3, wherein the dome-shaped top cover comprises an arch portion and a plurality of support legs, the arch portion is upwardly in a dome-shaped configuration, the plurality of support legs are disposed at an edge of the arch portion and extend outwardly, and the plurality of support legs are rotationally symmetrically disposed about a center line of symmetry of the arch portion.

5. The lavatory basin drain filter of claim 4, wherein a plurality of water flow holes are provided in the edge area of the arch portion throughout the thickness thereof, the water flow holes being arranged at intervals in the circumferential direction of the arch portion.

6. The lavatory drain filter of claim 4, wherein a protrusion is provided on an inner surface of the arch, a screw hole is provided in the protrusion, and a through hole is provided in the recess of the inner lid, the through hole being positioned opposite to the screw hole, and the filter cartridge is fixed to the top lid by being screwed into the screw hole through the through hole.

7. The lavatory sink drain filter of claim 1, wherein the support portion is provided with a plurality of water flow holes, the water flow holes being arranged at intervals in a circumferential direction of the support portion.

8. The lavatory drain filter of claim 1, wherein the inner lid is fixedly attached to the top of the bowl by welding.

9. The lavatory drain strainer of claim 1, wherein the connecting member is fixedly connected to the lower portion of the bowl by welding.

10. The lavatory drain filter of claim 8 or 9, wherein the welding is laser welding, electron beam welding, plasma welding, resistance welding or argon arc welding.