CN216457241U - Portable filter core washs structure, filter core and filter - Google Patents

Abstract

The utility model discloses a convenient filter element cleaning structure, a filter element and a filter. This wash structure includes filter screen skeleton, spring support bar, spring, blowoff valve and washs the skeleton, and the top surface of blowoff valve is equipped with first annular undulation portion, and the bottom of spring support bar is equipped with first overlap joint portion, and the bottom of spring support bar is equipped with the sealing that is arranged in the valve port of blowoff valve, and when first overlap joint portion was located the top of first annular undulation portion, the sealing formed the drain with the valve port of blowoff valve, and the blowoff valve can drive and wash the skeleton and rotate. According to the utility model, the annular fluctuating part is arranged on the top surface of the drain valve, so that the drain valve can be opened when the drain valve rotates, and the cleaning framework is driven to clean the filter screen, thereby greatly reducing the labor intensity. In addition, in the preferred technical scheme of the utility model, when the blowoff valve rotates, the base can move up and down, so that the brush holder can brush the filter element up and down while rotating, and the filter element can be cleaned in multiple directions, so that the filter element can be cleaned more cleanly.

Description

Portable filter core washs structure, filter core and filter

Technical Field

The utility model relates to a water purifying device, in particular to a convenient filter element cleaning structure. In addition, the utility model also relates to a filter element and a filter comprising the cleaning structure.

Background

Long distance conduit and tap corrosion will bring the iron rust, and leading filter is the first coarse filtration equipment to the whole house water, the particulate impurity of filtering aquatic, if: rust, silt, particulate matter, suspended matter, asbestos fiber and other substances, solves the problems of secondary pollution, rural underground water turbidity and the like caused by the process of transporting and distributing water in urban pipe networks, and is a gram of the problems of red water, black water, yellow water, scale and the like; microorganisms are bred due to secondary water supply of the roof water tank, and the front filter can effectively intercept visible microorganisms such as red worms and the like; the pre-filter is usually installed behind a water meter of a water inlet pipeline and is applied to centralized treatment of indoor water pipes, and the water purification requirements of full-house water supply systems such as kitchen water supply, electric appliance water supply, bathroom water supply and the like can be met.

The filter has impurity to remain on the filter screen at the in-process that uses, and traditional filter screen needs the user to tear regularly and unpick and wash the washing, and it is inconvenient to use, causes the trouble for the user.

SUMMERY OF THE UTILITY MODEL

Aiming at the problem that the filter screen is inconvenient to clean, the utility model provides a convenient filter element cleaning structure, a filter element and a filter.

In order to achieve the purpose, the utility model provides a convenient filter element cleaning structure, which comprises a filter screen framework, a spring supporting strip positioned in the filter screen framework, a spring arranged on the spring supporting strip, a drain valve positioned below the spring supporting strip and abutted against the spring supporting strip, and a cleaning framework,

the top surface of the blowoff valve is provided with a first annular fluctuating part, the bottom of the spring support bar is provided with a first lapping part lapped on the first annular fluctuating part so as to drive the spring support bar to reciprocate along the axis direction when the blowoff valve rotates, the bottom of the spring support bar is provided with a sealing part positioned in the valve port of the blowoff valve, when the first lapping part is positioned at the top of the first annular fluctuating part, the sealing part and the valve port of the blowoff valve form a sewage draining exit,

the blowoff valve with wash the skeleton and be connected, make the blowoff valve can drive wash the skeleton and rotate.

Specifically, the cleaning framework comprises a base and a brush holder, clamping protrusions are arranged on the blowoff valve and outside the annular fluctuating part, a clamping groove is arranged on the base,

the inner wall of the bottom of the filter screen framework and the spring support bar are sealed through a sealing ring, the bottom of the filter screen framework or the spring support bar is provided with a second annular fluctuation part, a second lap joint part abutted against the second annular fluctuation part is arranged in the base, or

A third annular fluctuation part is arranged in the base, the bottom of the filter screen framework or a third lap joint part on the spring support strip,

and a tension spring is arranged between the outside of the base and the sewage valve, so that the base can be pressed towards the sewage valve by the second annular fluctuating part or the third annular fluctuating part when rotating, and the base is reset by the tension spring.

Preferably, the inner wall of the filter screen framework and the spring support bar are sealed through a sealing ring.

Further, this washing structure still includes filter screen skeleton endotheca, the filter screen skeleton with filter screen skeleton endotheca fixed connection, the top of filter screen skeleton endotheca with the spring butt.

Preferably, on the filter screen skeleton perhaps be equipped with the buckle on the filter screen skeleton endotheca, on the filter screen skeleton endotheca perhaps be equipped with on the filter screen skeleton with the bayonet socket of buckle adaptation, so that the filter screen skeleton with the connection can be dismantled through buckle structure to the filter screen skeleton endotheca.

Preferably, the inner wall of the inner sleeve of the filter screen framework and the spring support bar are sealed through a sealing ring.

Specifically, the cleaning framework comprises a base and a brush holder, clamping protrusions are arranged on the blowoff valve and outside the annular fluctuating part, a clamping groove is arranged on the base,

the bottom of the filter screen framework inner sleeve is provided with a fourth annular fluctuating part, and a fourth lap joint part abutted against the fourth annular fluctuating part is arranged in the base, or

A fifth annular fluctuating part is arranged in the base, a fifth lapping part is arranged at the bottom of the inner sleeve of the filter screen framework,

and a tension spring is arranged between the outside of the base and the sewage valve, so that the base can be pressed towards the sewage valve by the fourth annular fluctuating part or the fifth annular fluctuating part when rotating, and the base is reset by the tension spring.

Preferably, the depth of the clamping groove is greater than the undulation height of the second annular undulation, the third annular undulation, the fourth annular undulation and the fifth annular undulation.

In a second aspect, the utility model provides a filter element, which comprises the portable filter element cleaning structure.

A third aspect of the utility model provides a filter comprising a filter insert as described above.

Through the technical scheme, the utility model has the following beneficial effects:

1. according to the utility model, the first annular fluctuating part is arranged on the top surface of the drain valve, so that the drain valve can be opened when rotating, and the cleaning framework is driven to clean the filter screen, the cleaning is convenient and rapid, the filter element does not need to be disassembled, the labor intensity is greatly reduced, and the drain valve is very suitable for household use;

2. in the preferred technical scheme of the utility model, the base of the cleaning framework is connected with the filter screen framework, the spring support bar or the inner sleeve of the filter screen framework through the annular fluctuation part, and when the blowoff valve rotates, the base moves up and down, so that the brush frame can brush the filter element up and down while rotating and brushing, and the filter element can be cleaned in multiple directions, and the filter element is cleaned more cleanly.

Drawings

FIG. 1 is a front view of a cleaning structure according to the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a sectional view taken along line A-A of FIG. 1;

FIG. 4 is a perspective view of a cleaning structure according to the present invention;

fig. 5 is an exploded view of the cleaning structure of the present invention.

Description of the reference numerals

1 filter screen framework, 11 fastener

2 spring support strip, 21 first lap joint part and 22 sealing part

3 spring

4 blowoff valve, 41 first annular undulation part, 42 clamping bulge

5 cleaning framework, 51 base, 511 clamping groove, 512 fourth lapping part, 52 brush holder and 53 tension spring

6 inner sleeve of filter screen framework, 61 fourth annular undulating part and 62 bayonet

7 third seal ring

Detailed Description

The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

It should be noted that, in the following description, for clarity of explanation of the technical solution of the present invention, directional terms such as "outer" and "inner" are used according to the normal directions of the components in the cleaning device, for example, a portion through which the liquid passes is an inner portion, and a portion opposite to the inner portion is an outer portion, and "upper" and "lower" are used according to the normal directions of the components in the cleaning device. This is done solely for the purpose of facilitating the description of the utility model and simplifying the description, and is not intended to indicate or imply that the device or element so referred to must be in a particular orientation, constructed and operated, and therefore should not be taken as limiting the utility model.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, and therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features described.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integral; either directly or indirectly through intervening media, either internally or in any combination thereof. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-5, the portable filter element cleaning structure of the utility model comprises a filter screen framework 1, a spring support bar 2 located inside the filter screen framework 1, a spring 3 arranged on the spring support bar 2, a blowoff valve 4 located below and abutted to the spring support bar 2, and a cleaning framework 5, wherein the filter screen is mounted on the filter screen framework 1, a first annular undulation portion 41 is arranged on the top surface of the blowoff valve 4, a first overlapping portion 21 overlapping the first annular undulation portion 41 is arranged at the bottom of the spring support bar 2, so that the blowoff valve 4 can drive the spring support bar 2 to reciprocate along the axial direction thereof when rotating, a sealing portion 22 located in the valve port of the blowoff valve 4 is arranged at the bottom of the spring support bar 2, when the first overlapping portion 21 is located at the top of the first annular undulation portion 41, the sealing portion 22 and the valve port of the blowoff valve 4 form a drain outlet, when the first overlapping portion 21 is located at the recess of the annular fluctuating portion 41, the sealing portion 22 seals the valve port of the blowoff valve 4, and the blowoff valve is connected with the cleaning framework 5, so that the blowoff valve 4 can drive the cleaning framework 5 to rotate.

As a preferred embodiment of the present invention, the cleaning framework 5 can be provided with brushes on one side or two sides, when the brushes are arranged on two sides, the inner brushes clean the filter screen, and the outer brushes clean the filter cartridge.

When the filter screen is used, the filter screen is arranged on the filter screen framework 1, and the sealing part 22 of the spring support bar 2 is positioned in the valve port of the blow-down valve 4 so as to seal the blow-down valve 4, thereby being capable of carrying out normal filtering work. When needing to wash, water flows, rotates the bottom of blowoff valve 4, drives wash skeleton 5 and rotate and wash the filter screen, and meanwhile, the bellying of first annular undulation portion 41 drives spring support bar 2 upward movement for sealing portion 22 is from the valve port of blowoff valve 4 upwards, when reacing a certain position, forms the drain outlet with the depressed part of first annular undulation portion 41, so that discharge sewage from blowoff valve 4, realize the purpose of filter screen sanitation and hygiene. The cleaning is simple and convenient, the filter element does not need to be disassembled, the labor intensity is greatly reduced, and the cleaning device is very suitable for household use.

During the rotation, when the first bridge part 21 leaves the convex part of the first annular undulation part 41, the elastic force of the spring 3 makes the first bridge part 21 contact with the first annular undulation part 41, and when the first bridge part 21 gradually moves from the convex part of the first annular undulation part 41 to the concave part of the first annular undulation part 41, the sealing part 22 is sealed with the blow-off valve 4 again, at this time, the water amount in the filter element will increase, so as to clean the filter screen completely.

The purge is stopped until the water discharged from the waste valve 4 becomes clear.

As an embodiment of the utility model, the cleaning framework 5 comprises a base 51 and a brush holder 52, the brush holder 52 is preferably perpendicular to the base 51 and parallel to the axis of the filter screen framework 1, one or more brush holders 52 can be arranged, the cleaning efficiency can be improved by the larger number, and the influence of the smaller number on the water flow is smaller. On the blowoff valve 4, annular undulation portion 41 is equipped with joint arch 42 outward, be equipped with joint recess 511 on the base 51, the inner wall of the bottom of filter screen skeleton 1 with it is sealed through first sealing washer between the spring support bar 2, the bottom of filter screen skeleton 1 perhaps be equipped with second annular undulation portion on the spring support bar 2, be equipped with in the base 51 with the second overlap joint portion of second annular undulation portion butt, perhaps be equipped with third annular undulation portion in the base 51, the bottom of filter screen skeleton 1 perhaps third overlap joint portion on the spring support bar 2, the base 51 the outside with be equipped with extension spring 53 between the blowoff valve 4, so that the base 51 can be by when rotating second annular undulation portion or third annular undulation portion press to blowoff valve 4, and pass through extension spring 53 resets.

In this case, the top of the spring 3 is fixed to the inner wall of the screen frame 1 by a connecting member (e.g., a support rod).

In the above technical scheme, the cleaning framework 5 and the blow-off valve 4 are simply clamped, that is, the blow-off valve 4 limits the radial movement of the cleaning framework 5, but does not limit the axial movement. At the in-process of rotating blowoff valve 4, wash skeleton 5 and rotate thereupon, second annular undulation portion or third annular undulation portion will wash skeleton 5 and press to blowoff valve 4, and rethread extension spring 53 resets, and then realizes washing skeleton 5's up-and-down motion, has still advanced the upper and lower washing when washing skeleton 5 carries out rotatory washing to the filter screen promptly, and diversified washing, the washing is cleaner.

In order to prevent the water leakage between the filter screen framework 1 and the spring support bar 2 during the filtering operation, the inner wall of the filter screen framework 1 is sealed with the spring support bar 2 through a second sealing ring.

The following is another embodiment of the present invention.

Compare in first embodiment, wash the structure and still include filter screen skeleton endotheca 6, filter screen skeleton 1 with 6 fixed connection of filter screen skeleton endotheca, the top of filter screen skeleton endotheca 6 with 3 butts of spring.

Among the above-mentioned technical scheme, filter screen skeleton endotheca 6 separates filter screen skeleton 1 and spring support bar 2, ensures the leakproofness to can not the seepage when guaranteeing to filter. In addition, under this kind of circumstances, spring 3 only need put in filter screen skeleton endotheca 6, spring support bar 2 support it can, need not install, and the structure is simpler, and it is more convenient to install.

The filter screen framework 1 is fixedly connected with the filter screen framework inner sleeve 6, such as welded. Preferably, on the filter screen skeleton 1 or be equipped with buckle 11 on the filter screen skeleton endotheca 6, on the filter screen skeleton endotheca 6 or be equipped with on the filter screen skeleton 1 with the bayonet 62 of 11 adaptations of buckle, so that filter screen skeleton 1 with the connection can be dismantled through buckle structure to filter screen skeleton endotheca 6.

Among the above-mentioned technical scheme, filter screen skeleton 1 and filter screen skeleton endotheca 6 can dismantle the connection through buckle structure, conveniently overhauls.

And the inner wall of the inner sleeve 6 of the filter screen framework and the spring support bar 2 are sealed through a third sealing ring 7.

Among the above-mentioned technical scheme, third sealing washer 7 can prevent that water from getting into spring 3 place space in, because if water got into this space, the pressure of water will hinder the lifting of spring support bar 2, and then causes unable washing.

On the basis of above-mentioned scheme, wash skeleton 5 and include base 51 and brush yoke 52, blowoff valve 4 is last annular undulation portion 41 is equipped with joint arch 42 outward, be equipped with joint recess 511 on the base 51, the bottom of filter screen skeleton endotheca 6 is equipped with fourth annular undulation portion 61, be equipped with in the base 51 with the fourth overlap joint portion 512 of fourth annular undulation portion 61 butt, perhaps be equipped with fifth annular undulation portion in the base 51, the bottom fifth overlap joint portion of filter screen skeleton endotheca 6, the base 51 the outside with be equipped with extension spring 53 between the blowoff valve 4, so that base 51 can by when rotating fourth annular undulation portion or fifth annular undulation portion press to blowoff valve 4, and pass through extension spring 53 resets.

In the technical scheme, the cleaning framework 5 and the drain valve 4 are simply clamped. At the in-process of rotating blowoff valve 4, wash skeleton 5 and rotate thereupon, second annular undulation portion or third annular undulation portion will wash skeleton 5 and press to blowoff valve 4, and rethread extension spring 53 resets, and then realizes washing skeleton 5's up-and-down motion, has still advanced the upper and lower washing when washing skeleton 5 carries out rotatory washing to the filter screen promptly, and diversified washing, the washing is cleaner.

In the above two embodiments, the depth of the clamping groove 511 is greater than the fluctuation height of the second annular fluctuation part, the third annular fluctuation part, the fourth annular fluctuation part and the fifth annular fluctuation part, so that the base 51 cannot be separated from the blowoff valve 4 when the cleaning framework 5 moves up and down, and the base 51 can conveniently return to the original position.

In a second aspect, the utility model provides a filter cartridge comprising the above filter cartridge cleaning structure.

In a third aspect, the utility model provides a filter comprising a filter element as described above.

As can be seen from the above description, the present invention has the following advantages: according to the utility model, the first annular fluctuating part 41 is arranged on the top surface of the drain valve 4, so that the drain valve 4 can be opened when rotating, the cleaning framework 5 is driven to clean the filter screen, no water flows out from the valve port of the drain valve 4, the cleaning is simple and convenient, the filter element does not need to be disassembled, the labor intensity is greatly reduced, and the filter is very suitable for household use; in the preferred technical scheme of the utility model, the base 51 of the cleaning framework 5 is connected with the filter screen framework 1, the spring support bar 2 or the inner sleeve 6 of the filter screen framework through the annular undulation part, when the blowoff valve 4 rotates, the base 51 moves up and down, so that the brush frame 52 can brush the filter element up and down while rotating and brushing, and the filter element can be cleaned in multiple directions, so that the filter element is cleaned more cleanly.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.

It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the utility model is not described in any way for the possible combinations in order to avoid unnecessary repetition.

In addition, any combination of the various embodiments of the present invention can be made, and the same should be considered as the disclosure of the present invention as long as the idea of the present invention is not violated.

Claims (10)

1. A portable filter element cleaning structure is characterized by comprising a filter screen framework (1), a spring support bar (2) positioned inside the filter screen framework (1), a spring (3) arranged on the spring support bar (2), a blow-down valve (4) positioned below the spring support bar (2) and abutted against the spring support bar, and a cleaning framework (5),

the top surface of the blowoff valve (4) is provided with a first annular fluctuation part (41), the bottom of the spring support bar (2) is provided with a first lapping part (21) lapped on the first annular fluctuation part (41) so that the blowoff valve (4) can drive the spring support bar (2) to reciprocate along the axis direction thereof when rotating, the bottom of the spring support bar (2) is provided with a sealing part (22) positioned in the valve port of the blowoff valve (4), when the first lapping part (21) is positioned at the top of the first annular fluctuation part (41), the sealing part (22) and the valve port of the blowoff valve (4) form a drain outlet,

the blowoff valve with wash skeleton (5) and be connected for blowoff valve (4) can drive wash skeleton (5) and rotate.

2. The portable filter element cleaning structure according to claim 1, wherein the cleaning framework (5) comprises a base (51) and a brush holder (52), a clamping protrusion (42) is arranged on the drain valve (4) and outside the annular undulation part (41), a clamping groove (511) is arranged on the base (51),

the inner wall of the bottom of filter screen skeleton (1) with it is sealed through first sealing washer between spring support bar (2), the bottom of filter screen skeleton (1) perhaps be equipped with second annular fluctuation portion on spring support bar (2), be equipped with in base (51) with the second overlap joint portion of second annular fluctuation portion butt, perhaps

A third annular fluctuation part is arranged in the base (51), a third lap joint part is arranged at the bottom of the filter screen framework (1) or on the spring support bar (2),

and a tension spring (53) is arranged between the outside of the base (51) and the sewage valve (4), so that the base (51) can be pressed towards the sewage valve (4) by the second annular undulation or the third annular undulation when rotating, and is reset by the tension spring (53).

3. The portable filter cartridge cleaning structure according to claim 2, wherein the inner wall of the filter screen framework (1) and the spring support bar (2) are sealed by a second sealing ring.

4. The portable filter element cleaning structure according to claim 3, further comprising a filter screen framework inner sleeve (6), wherein the filter screen framework (1) is fixedly connected with the filter screen framework inner sleeve (6), and the top of the filter screen framework inner sleeve (6) is abutted against the spring (3).

5. The portable filter element cleaning structure according to claim 4, wherein a buckle (11) is provided on the filter screen framework (1) or the filter screen framework inner sleeve (6), and a bayonet (62) adapted to the buckle (11) is provided on the filter screen framework inner sleeve (6) or the filter screen framework (1), so that the filter screen framework (1) and the filter screen framework inner sleeve (6) are detachably connected through the buckle structure.

6. The portable filter element cleaning structure according to claim 4, wherein the inner wall of the filter screen framework inner sleeve (6) and the spring support bar (2) are sealed by a third sealing ring (7).

7. The portable filter element cleaning structure according to claim 4, wherein the bottom of the filter screen framework inner sleeve (6) is provided with a fourth annular undulation portion (61), and the base (51) is provided with a fourth overlapping portion (512) abutting against the fourth annular undulation portion (61), or

A fifth annular fluctuating part is arranged in the base (51), a fifth lapping part is arranged at the bottom of the inner sleeve (6) of the filter screen framework,

a tension spring (53) is arranged between the outside of the base (51) and the sewage valve (4), so that the base (51) can be pressed to the sewage valve (4) by the fourth annular fluctuating part (61) or the fifth annular fluctuating part when rotating, and reset through the tension spring (53).

8. The portable cartridge cleaning arrangement of claim 7, wherein the depth of the snap-in groove (511) is greater than the relief height of the second, third, fourth and fifth annular reliefs (61, 61).

9. A filter cartridge comprising the portable filter cartridge cleaning arrangement of any one of claims 1-8.

10. A filter comprising the cartridge of claim 9.

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