CN213492340U

CN213492340U - Front self-cleaning filter

Info

Publication number: CN213492340U
Application number: CN202021639757.2U
Authority: CN
Inventors: 钟玉龙; 谢瑾
Original assignee: Stoner Shanghai Water Purification System Co ltd
Current assignee: Stoner Shanghai Water Purification System Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-06-22
Anticipated expiration: 2030-08-07

Abstract

The utility model relates to the technical field of water treatment, and discloses a front self-cleaning filter, which has the technical scheme that the front self-cleaning filter comprises a shell and a sleeve cover, wherein the shell and the sleeve cover are detachably connected; be provided with the decurrent lid groove of opening in the upper shield, be provided with the water proof subassembly in the lid groove, the water proof subassembly includes breakwater and oral siphon, and the breakwater is hollow circular cylinder, and the oral siphon cup joints in the breakwater, and breakwater and oral siphon all with upper shield fixed connection, cover and be provided with first inlet tube and second inlet tube on the groove, the utility model discloses a set up first inlet tube, second inlet tube and outlet pipe, can be so that normal use in-process, filter the impurity of coming water through the filter screen and get rid of, when needs are to the filter screen clear, only need become the outlet end with first inlet tube, close the outlet pipe, intake from the second inlet tube this moment to the impurity on the filter screen is got rid of, thereby has reached filter screen self-cleaning's function.

Description

Front self-cleaning filter

Technical Field

The utility model relates to a water treatment technical field, more specifically the utility model relates to a leading self-cleaning filter that says so.

Background

With the increasing demand of people on water safety, water treated by a waterworks often enters some colloid, hair, ash layer, red worm and other tiny impurities in the transportation process, and the tiny impurities have great influence on water quality;

most of the existing filters use filter screens to directly filter, the service life of each filter is often low, the filters are difficult to clean per se in the using process, and the filter screens need to be replaced or cleaned regularly and are quite unchanged.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, the utility model aims to provide a leading self-cleaning filter for overcome the above-mentioned defect among the prior art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a pre-self cleaning filter comprising a housing and a cover, the housing and cover being removably connected;

the water-stop cover is characterized in that a cover groove with a downward opening is formed in the cover, a water-stop assembly is arranged in the cover groove and comprises a water baffle and a water inlet pipe, the water baffle is in a hollow cylindrical shape, the water inlet pipe is sleeved in the water baffle, the water baffle and the water inlet pipe are both fixedly connected with the cover, and a first water inlet pipe and a second water inlet pipe are arranged on the cover groove;

the water inlet pipe is inserted into the sleeve when the sleeve cover is connected with the shell, so that the first water inlet pipe is communicated with the filter cavity, the second water inlet pipe is communicated with the inner cavity, and the water baffle plate gives a downward extrusion force to the sleeve;

the shell and the sleeve are provided with buffer components, and when the sleeve cover is connected with the shell, the buffer components give the sleeve vertical upward elasticity.

As a further improvement of the utility model, the buffer assembly includes spring and rubber pad, the one end of spring with the chamber wall fixed connection of inner chamber, the other end of spring can with telescopic bottom butt, the sleeve with the butt department of breakwater is provided with the rubber pad.

As a further improvement of the present invention, the sleeve cover is connected to the sleeve by a screw.

As a further improvement of the utility model, the cover cap and the shell are made of plastic materials.

As a further improvement, the inner wall of the cover groove, the side wall of the inner cavity, the side face of the shell and the top face of the sleeve cover are all provided with reinforcing ribs.

As a further improvement of the utility model, the bottom threaded connection of casing has the outlet pipe.

The utility model has the advantages that: the utility model discloses a set up first inlet tube, second inlet tube and outlet pipe, can be so that the in-process of normal use, filter the impurity of getting rid of in the tap water through the filter screen, when needs are clean to the filter screen, only need become first inlet tube into out the water end, close the outlet pipe, intake from the second inlet tube this moment to make and get rid of the impurity on the filter screen, thereby reached filter screen self-cleaning's function, simultaneously the utility model discloses be provided with the spring, with the cushion effect that reduces sleeve and filter screen, improve the life-span of filter screen.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic view of the internal structure of the cover sleeve of FIG. 1;

fig. 5 is a top view of fig. 2.

Reference numerals: 1. covering; 11. a first water inlet pipe; 12. a second water inlet pipe; 13. a cover groove; 2. a housing; 21. an inner cavity; 3. a water outlet pipe; 4. a water isolation assembly; 41. a water baffle; 42. A water inlet pipe; 5. a sleeve; 51. a filter chamber; 52. filtering with a screen; 6. a buffer assembly; 61. a spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to FIGS. 1, 2, 3, 4 and 5, the pre-self-cleaning filter of the present embodiment comprises a housing 2 and a cover 1, wherein the housing 2 is detachably connected with the cover 1;

a cover groove 13 with a downward opening is formed in the cover 1, a water stop component 4 is arranged in the cover groove 13, the water stop component 4 comprises a water baffle 41 and a water inlet pipe 42, the water baffle 41 is in a hollow cylindrical shape, the water inlet pipe 42 is sleeved in the water baffle 41, the water baffle 41 and the water inlet pipe 42 are both fixedly connected with the cover 1, and a first water inlet pipe 11 and a second water inlet pipe 12 are arranged on the cover groove 13;

an inner cavity 21 is arranged in the shell 2, the inner cavity 21 vertically penetrates through the shell 2, a sleeve 5 is sleeved in the inner cavity 21, a filter cavity 51 is arranged in the sleeve 5, the shape of the water inlet pipe 42 is matched with the opening at the top of the filter cavity 51, a plurality of filter screens 52 are arranged on the side wall of the sleeve 5, when the cap 1 is coupled to the housing 2, the inlet pipe 42 is inserted into the sleeve 5 so that the first inlet pipe 11 communicates with the filter chamber 51, the second inlet pipe 12 communicates with the inner chamber 21, the water guard plate 41 gives a downward pressing force to the sleeve 5, so that when the second inlet pipe 12 is closed, water entering from the first inlet pipe 11 can enter the inner cavity 21 after being filtered by the filter screen 52, and when the bottom of the inner cavity 21 is closed, water enters through the second inlet pipe 12, can enter the filter chamber 51 through the filter screen 52, so that the impurities in the filter screen 52 are discharged through the first water inlet pipe 11, thereby completing the self-cleaning of the filter screen 52;

the shell 2 and the sleeve 5 are provided with the buffer components 6, when the sleeve cover 1 is connected with the shell 2, the buffer components 6 give the sleeve 5 vertical upward elastic force, and the buffer force provided by the buffer components 6 reduces the impact force of water pressure on the sleeve 5 and the filter screen 52, so that the service life of the filter screen 52 is prolonged.

In one embodiment, the water deflector 41 and the water inlet pipe 42 are each hollow cubic.

Referring to fig. 1, the buffering assembly 6 includes a spring 61 and a rubber pad, one end of the spring 61 is fixedly connected with the cavity wall of the inner cavity 21, the other end of the spring 61 can be abutted to the bottom of the sleeve 5, the impulsive force of water can be reduced to a certain extent through the spring 61, the sleeve 5 and the filter screen 52 can be effectively prevented from deforming, the rubber pad is arranged at the abutting position of the sleeve 5 and the water baffle 41, the contact area of the rubber pad with the water baffle 41 is increased, and meanwhile, when the sleeve 5 moves down for a certain distance due to the impulsive force of water, the rubber pad can still be attached to the water baffle 41.

In one embodiment, a piston is used in place of spring 61.

In one embodiment, there is a threaded connection between the cap 1 and the sleeve 5.

Referring to fig. 1, both the cap 1 and the housing 2 are made of plastic.

Referring to fig. 3, the inner wall of the cover groove 13, the side wall of the inner cavity 21, the side surface of the shell 2 and the top surface of the cover 1 are all provided with reinforcing ribs, so that the structural strength of the shell and the cover 1 is effectively improved, the shell and the cover are not easily deformed by water pressure, and the service life of the shell and the cover is prolonged.

Referring to fig. 3, the bottom of the housing 2 is connected with a water outlet pipe 3 in a threaded manner, and the water outlet pipe 3 is arranged to facilitate connection with equipment such as a water tap.

In one embodiment, the first inlet conduit 11, the second inlet conduit 12 and the outlet conduit 3 are provided with valves.

The working principle is as follows: when filtering is required in daily life, the second water inlet pipe 12 is closed, the first water inlet pipe 11 and the water outlet pipe 3 are opened, then water is introduced into the first water inlet pipe 11, water flows into the filtering cavity 51 through the space inside the water baffle plate 41, then the water is filtered through the filter screen 52 on the sleeve 5, and the water enters the inner cavity 21 after being filtered and is discharged from the water outlet pipe 3;

when the filter screen 52 needs to be cleaned, the water outlet pipe 3 is closed, the second water inlet pipe 12 is opened, water is added into the inner cavity 21 through the second water inlet pipe 12, water flows into the filter cavity 51 through the filter screen 52, impurities attached to the filter screen 52 are washed, and then the impurities are discharged through the first water inlet pipe 11;

when it is desired to replace the screen 52, the screen 52 can be replaced by simply unscrewing the cover sleeve.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A pre-self cleaning filter, characterized by: the device comprises a shell (2) and a cover (1), wherein the shell (2) is detachably connected with the cover (1);

a cover groove (13) with a downward opening is formed in the cover (1), a water-stop component (4) is arranged in the cover groove (13), the water-stop component (4) comprises a water baffle (41) and a water inlet pipe (42), the water baffle (41) is in a hollow cylindrical shape, the water inlet pipe (42) is sleeved in the water baffle (41), the water baffle (41) and the water inlet pipe (42) are both fixedly connected with the cover (1), and a first water inlet pipe (11) and a second water inlet pipe (12) are arranged on the cover groove (13);

an inner cavity (21) is formed in the shell (2), the inner cavity (21) penetrates through the shell (2) up and down, a sleeve (5) is sleeved in the inner cavity (21), a filter cavity (51) is formed in the sleeve (5), the shape of the water inlet pipe (42) is matched with the top opening of the filter cavity (51), a plurality of filter screens (52) are arranged on the side wall of the sleeve (5), when the sleeve cover (1) is connected with the shell (2), the water inlet pipe (42) is inserted into the sleeve (5) so that the first water inlet pipe (11) is communicated with the filter cavity (51), the second water inlet pipe (12) is communicated with the inner cavity (21), and the water baffle (41) provides downward extrusion force for the sleeve (5);

the shell (2) and the sleeve (5) are provided with buffer components (6), and when the sleeve cover (1) is connected with the shell (2), the buffer components (6) give the sleeve (5) vertical upward elastic force.

2. A pre self-cleaning filter according to claim 1, wherein: the buffer assembly (6) comprises a spring (61) and a rubber pad, one end of the spring (61) is fixedly connected with the cavity wall of the inner cavity (21), the other end of the spring (61) can be abutted against the bottom of the sleeve (5), and the rubber pad is arranged at the abutted part of the sleeve (5) and the water baffle (41).

3. A pre self-cleaning filter according to claim 1, wherein: the sleeve cover (1) is in threaded connection with the sleeve (5).

4. A pre self-cleaning filter according to claim 1, wherein: the cover (1) and the shell (2) are made of plastic materials.

5. A pre self-cleaning filter according to claim 1 or 4, wherein: the inner wall of the cover groove (13), the side wall of the inner cavity (21), the side face of the shell (2) and the top face of the sleeve cover (1) are all provided with reinforcing ribs.

6. A pre self-cleaning filter according to claim 1, wherein: the bottom of the shell (2) is in threaded connection with a water outlet pipe (3).