CN215798929U - Aggregate filter element - Google Patents

Abstract

The utility model discloses a granular material filter element which is communicated with a water inlet pipe of a water heater through a three-way joint and comprises a filter cover, a material barrel and a shell; the lower end of the filter cover is detachably connected with the shell; the filter cover is provided with a water outlet and a water inlet, the water outlet is communicated with a pure water channel of the three-way joint, and the water inlet is communicated with a raw water channel of the three-way joint; a raw water cavity is arranged in the shell, and the charging bucket is arranged in the raw water cavity; the water inlet end of the charging bucket is communicated with the raw water cavity, and the water outlet end of the charging bucket is communicated with the water outlet of the filter cover; the charging basket is provided with a granular filter material. The granular material filter element is used for filtering tap water entering the water heater, so that silt, residual chlorine, heavy metals or bacteria and the like in the tap water are prevented from being accumulated in the water heater for a long time; the material barrel is internally provided with a granular filter material which contains a scale inhibitor and prevents calcium and magnesium ions in tap water from accumulating on a heating pipeline of the water heater to scale, thereby prolonging the service life of the water heater.

Description

Aggregate filter element

Technical Field

The utility model relates to the field of filter elements, in particular to a granular filter element.

Background

At present, the working mode of the water heater is that tap water is connected to a water inlet of the water heater and flows out through a cold-hot water mixing valve after being heated, and the water quality of the tap water is not improved in the whole process. Silt, residual chlorine, heavy metals, bacteria and the like in the tap water pipeline accumulate for a long time to cause adverse effects on bathing, and meanwhile, calcium and magnesium ions in the tap water are easy to scale on the heating pipeline of the water heater, so that hidden troubles are brought to the service life of the water heater.

With the increasing requirements of users on the health of bathing water, the requirements of water heaters with water purification functions are increasing. At present, the water heater with the water purifying function mainly filters through the filter screen, impurities can be adhered to the surface of the filter screen, the filtering effect is poor, only large silt of filter particles can be filtered, and the water outlet quality is influenced due to inconvenience in disassembly and assembly and incapability of cleaning and replacing at regular intervals.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a granular filter element to solve the problems that a filter screen of a water heater in the prior art is poor in filtering effect and inconvenient to assemble and disassemble.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a granular material filter element which is communicated with a water inlet pipe of a water heater through a three-way joint and comprises a filter cover, a material barrel and a shell;

the lower end of the filter cover is detachably connected with the shell; the filter cover is provided with a water outlet and a water inlet, the water outlet is communicated with a pure water channel of the three-way joint, and the water inlet is communicated with a raw water channel of the three-way joint;

a raw water cavity is arranged in the shell, and the charging bucket is arranged in the raw water cavity; the water inlet end of the charging bucket is communicated with the raw water cavity, and the water outlet end of the charging bucket is communicated with the water outlet of the filter cover;

the charging basket is provided with a granular filter material.

In the granular material filter element, a filter material partition plate is arranged in the charging basket, and the inner wall of the charging basket is provided with support ribs; the filter material partition plate is arranged at the upper end of the support rib and divides the interior of the material barrel into a first filter material cavity and a second filter material cavity which are mutually independent;

the first filter material cavity is positioned below the second filter material cavity;

the first filter material cavity is communicated with the second filter material cavity in a one-way mode through the filter material partition plate.

In the granule filter element, the filter material partition plate comprises a first partition plate, a partition net, a non-return silica gel sheet and a second partition plate;

the first partition plate is provided with a through hole, the top surface of the second partition plate is provided with a lifting platform, the interior of the lifting platform is of a hollow structure, and the outer side of the lifting platform is circumferentially provided with a plurality of water outlet holes;

the first partition plate is detachably connected with the second partition plate, and the partition net is arranged between the through hole and the second partition plate in a partition state; the non-return silica gel sheet is fixed between the partition net and the second partition plate;

the non-return silica gel sheet is provided with a circulation gap and comprises a flat state and a bulging state; when raw water flows into the second filter material cavity, the non-return silica gel sheet is in a swelling state, and the first filter material cavity is communicated with the second filter material cavity through a circulation gap; when raw water stops flowing into the second filter material cavity, the contrary silica gel piece that ends is in the horizontality, the contrary silica gel piece that ends isolates first filter material cavity and second filter material cavity.

In the granule filter element, calcium sulfite particles are filled in the first filter material cavity, and FOF scale inhibitor is filled in the second filter material cavity.

In the aggregate filter element, a charging basket water inlet is formed in the lower end of the charging basket, and a first separation net is arranged at the charging basket water inlet;

the upper end of the charging basket is provided with a charging basket water outlet, and the charging basket water outlet is inserted into the water outlet of the filtering cover; and a second filter screen is arranged at the water outlet of the charging basket.

In the aggregate filter element, the first separation net and the charging basket are integrally formed.

In the granule filter element, the water inlet is arranged at the outer side of the water outlet.

One technical scheme in the utility model can have the following beneficial effects:

the granular material filter element is used for filtering tap water entering the water heater, so that silt, residual chlorine, heavy metals or bacteria and the like in the tap water are prevented from being accumulated in the water heater for a long time; the material barrel is internally provided with a granular filter material which contains a scale inhibitor and prevents calcium and magnesium ions in tap water from accumulating on a heating pipeline of the water heater to scale, thereby prolonging the service life of the water heater.

Drawings

FIG. 1 is a schematic cross-sectional view of one embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic diagram of a filter lid according to one embodiment of the present invention;

FIG. 4 is a schematic diagram of an exploded view of a filter media divider panel in accordance with one embodiment of the present invention;

in the drawings: a three-way joint 1; a filter cover 2, a charging basket 3, a shell 4 and a filter material partition plate 5;

a raw water passage 11, a pure water passage 12; a water outlet 21 and a water inlet 22; the support rib 31, the first filter material cavity 32 and the second filter material cavity 33; a charging basket water inlet 34 and a charging basket water outlet 35; a raw water chamber 41; a first partition plate 51, a partition net 52, a non-return silica gel sheet 53 and a second partition plate 54;

a first screen 341, a second screen 351; through hole 511, elevating platform 541, water outlet hole 542, and flow gap 531.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a granular filter element which is communicated with a water inlet pipe of a water heater through a three-way joint 1 and comprises a filter cover 2, a charging basket 3 and a shell 4;

the lower end of the filter cover 2 is detachably connected with the shell 4; the filter cover 2 is provided with a water outlet 21 and a water inlet 22, the water outlet 21 is communicated with the pure water channel 12 of the three-way joint 1, and the water inlet 22 is communicated with the raw water channel 11 of the three-way joint 1;

a raw water cavity 41 is arranged in the shell 4, and the charging basket 3 is arranged in the raw water cavity 41; the water inlet end of the charging basket 3 is communicated with the raw water cavity 41, and the water outlet end of the charging basket 3 is communicated with the water outlet 21 of the filter cover 2;

the charging basket 3 is provided with a granular filter material.

The raw water is tap water entering the raw water channel 11 from the water inlet pipe of the water heater, and enters the raw water cavity 41 through the water inlet 22 of the filter cover 2; then, the raw water enters a charging basket 3 for filtration; the charging basket 3 filters the raw water into pure water, and the pure water is discharged to the water heater through the water outlet end of the charging basket 3, the water outlet 21 of the filter cover 2 and the pure water channel 12 in sequence.

The three-way joint 1 is arranged on a water inlet pipe of the water heater, and the three-way joint 1 is communicated with the aggregate filter element; the granular material filter element is used for filtering tap water entering the water heater, so that silt, residual chlorine, heavy metals or bacteria and the like in the tap water are prevented from being accumulated in the water heater for a long time; the material barrel 3 is internally provided with a granular filter material which contains a scale inhibitor and prevents calcium and magnesium ions in tap water from accumulating on a heating pipeline of the water heater to scale, thereby prolonging the service life of the water heater.

Specifically, a filter material partition plate 5 is arranged in the charging basket 3, and a support rib 31 is arranged on the inner wall of the charging basket 3; the filter material partition plate 5 is arranged at the upper end of the support rib 31 and divides the interior of the charging basket 3 into a first filter material cavity 32 and a second filter material cavity 33 which are independent of each other;

the first filter material cavity 32 is positioned below the second filter material cavity 33;

the first filter material cavity 32 is communicated with the second filter material cavity 33 in a one-way mode through the filter material separation plate 5.

In the embodiment, the supporting rib 31 is disposed at the lower end of the inner wall of the charging basket 3, the length of the supporting rib 31 is shorter than the length of the charging basket 3, and the filter material separating plate 5 abuts against the upper end of the supporting rib 31 to divide the interior of the charging basket 3 into the first filter material chamber 32 and the second filter material chamber 33. The support ribs 31 play a role in fixing the filter material partition plate 5, and the problem of water leakage caused by sliding of the filter material partition plate 5 is avoided.

Adopt above-mentioned structure, first filter material chamber 32 and second filter material chamber 33 are two independent regions for storage bucket 3 can load two kinds of filter materials, through loading different filter materials, realizes getting rid of the effect of different impurity. The raw water is filtered by the first filter material chamber 32, and then filtered by the second filter material chamber 33.

Filter material division board 5 plays the effect of contrary for the raw water can only one-wayly get into second filter material chamber 33 from first filter material chamber 32, prevents that the water in second filter material chamber 33 and the water in first filter material chamber 32 from taking place to crowd water, thereby avoids the problem that 3 filter effect of storage bucket descend.

Specifically, the filter material separation plate 5 comprises a first separation plate 51, a separation net 52, a non-return silica gel sheet 53 and a second separation plate 54;

the first partition plate 51 is provided with a through hole 511, the top surface of the second partition plate 54 is provided with a lifting platform 541, the interior of the lifting platform 541 is of a hollow structure, and the outer side of the lifting platform 541 is circumferentially provided with a plurality of water outlet holes 542;

the first partition plate 51 is detachably connected with the second partition plate 54, and the partition net 52 is arranged between the through hole 511 and the second partition plate 54 in a partition state; the non-return silica gel sheet 53 is fixed between the partition net 52 and the second partition plate 54;

the non-return silica gel sheet 53 is provided with a circulation gap 531, and the non-return silica gel sheet 53 comprises a flat state and a bulging state; when raw water flows into the second filter material cavity 33, the non-return silica gel sheet 53 is in a swelling state, and the first filter material cavity 32 is communicated with the second filter material cavity 33 through the circulation gap 531; when raw water stops flowing into the second filter cavity 33, the non-return silica gel sheet 53 is in a flat state, and the non-return silica gel sheet 53 isolates the first filter cavity 32 and the second filter cavity 33.

In the embodiment of the present invention, the first partition plate 51 and the second partition plate 54 are snap-coupled. The non-return silica gel sheet 53 has elasticity, and after raw water sequentially passes through the through hole 511 and the partition net 52, the non-return silica gel sheet 53 is jacked up to enable the non-return silica gel sheet 53 to be in a bulging state; at this time, the flow gap 531 is pushed open by the raw water, the raw water flows into the second filter chamber 33 from the first filter chamber 32, and when the raw water stops flowing into the second filter chamber 33, the water pressure of the raw water is insufficient and the check silicone piece 53 cannot be pushed up, so that the flow gap 531 is closed to block the raw water from flowing into the second filter chamber 33 from the first filter chamber 32.

The filter material in second filter material chamber 33 can be jack-up to the rising platform 541, prevents that the filter material in second filter material chamber 33 from pressing on apopore 542 and causing apopore 542 to block up, avoids filter assembly's the problem of drainage efficiency decline. In addition, the hollow structure inside the elevating platform 541 provides a sufficient space for the non-return silica gel sheet 53, and prevents the non-return silica gel sheet 53 from interfering with the second filter material chamber 33 when being jacked up by raw water and deformed, thereby affecting the passing efficiency of the raw water.

The partition net 52 plays a role of filtering raw water, and simultaneously, partitions the filtering material of the first filtering material chamber 32, so as to prevent the filtering material of the first filtering material chamber 32 from entering between the first partition plate 51 and the second partition plate 54. In addition, the partition net 52 also plays a role in supporting the non-return silica gel sheet 53; when the non-return silica gel piece 53 is in a flat state, the non-return silica gel piece 53 is tightly pressed on the partition net 52 by the raw water in the second filter cavity 33, so that the non-return silica gel piece 53 is prevented from being reversely compressed by the raw water in the second filter cavity 33, the circulation gap 531 is reversely opened due to the downward bulge of the non-return silica gel piece 53, and the problem that the raw water in the second filter cavity 33 flows back to the first filter cavity 32 is solved. In the preferred embodiment, the spacer mesh 52 is a silver plated stainless steel mesh.

Specifically, the first filter material cavity 32 is filled with calcium sulfite particles, and the second filter material cavity 33 is filled with a FOF scale inhibitor.

In a specific embodiment of the present invention, the filter material in the first filter material chamber 32 is calcium sulfite particles, and the calcium sulfite particles play a role in removing chlorine; the filter material in the second filter material cavity 33 is FOF scale inhibitor, and the FOF scale inhibitor inhibits the formation of scale crystals in tap water, thereby avoiding the problem of scaling of pure water in the heating pipe of the water heater.

Further, a charging basket water inlet 34 is arranged at the lower end of the charging basket 3, and a first separation net 341 is arranged at the charging basket water inlet 34;

the upper end of the charging basket 3 is provided with a charging basket water outlet 35, and the charging basket water outlet 35 is inserted into the water outlet 21 of the filter cover 2; the bucket water outlet 35 is provided with a second filter screen 351.

Adopt above-mentioned structure, the upper end of storage bucket 3 is pure water outlet end, and the lower extreme of storage bucket 3 is raw water inlet end, can prolong the flow path of water, makes the raw water fully contact with the filter material, improves the utilization ratio of filter material, with the surplus chlorine of raw water, heavy metal, bacterium filtering.

In a specific embodiment of the present invention, the first screen 341 may be a carbon fiber sheet or a 30 mesh nylon screen. The first separation net 341 plays a role in filtering, so that small particle impurities can be isolated, and the problem that the service life of the charging basket 3 is shortened as the small particle impurities enter the charging basket 3 is solved; meanwhile, the filter material in the first filter material chamber 32 can be prevented from entering the raw water chamber 41 from the material barrel 3. The second filter screen 351 is used to screen the filter material in the second filter material chamber 33 to prevent the filter material from being discharged from the material barrel 3.

Further, the first net 341 is integrally formed with the barrel 3.

In the specific embodiment of the utility model, the caliber of the charging basket water inlet 34 is the same as the inner diameter of the charging basket 3; first separate net 341 and storage bucket 3 are integrated into one piece structure, have saved the technology of welding first separate net 341 at storage bucket water inlet 34, improve production efficiency.

Specifically, the water inlet 22 is disposed outside the water outlet 21. Filter lid 2 and three way connection 1 and be connected, adopt above-mentioned structure, filter lid 2's structure and three way connection 1 looks adaptation, when filtering lid 2 and three way connection 1 and be connected, raw water passageway 11 is connected with water inlet 22, and pure water passageway 12 is connected with delivery port 21, and raw water inflow and pure water outflow are mutually independent moreover, do not communicate each other.

Tap water enters the raw water cavity 41 through the raw water channel 11 of the three-way joint 1; raw water is filtered into pure water by the granular filter material in the material barrel 3, then is discharged from the water outlet 21, enters the pure water channel 12 of the tee joint 1, and finally enters the internal water channel of the water heater through the pure water channel 12.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Other embodiments of the utility model will occur to those skilled in the art without the exercise of inventive faculty based on the explanations herein, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined in the appended claims.

Claims (7)

1. The utility model provides a granule filter core, the granule filter core passes through three way connection and water heater inlet tube intercommunication, its characterized in that: the granular material filter element comprises a filter cover, a charging basket and a shell;

the lower end of the filter cover is detachably connected with the shell; the filter cover is provided with a water outlet and a water inlet, the water outlet is communicated with a pure water channel of the three-way joint, and the water inlet is communicated with a raw water channel of the three-way joint;

a raw water cavity is arranged in the shell, and the charging bucket is arranged in the raw water cavity; the water inlet end of the charging bucket is communicated with the raw water cavity, and the water outlet end of the charging bucket is communicated with the water outlet of the filter cover;

the charging basket is provided with a granular filter material.

2. A pellet filter as claimed in claim 1, wherein: a filter material partition plate is arranged in the charging bucket, and support ribs are arranged on the inner wall of the charging bucket; the filter material partition plate is arranged at the upper end of the support rib and divides the interior of the material barrel into a first filter material cavity and a second filter material cavity which are mutually independent;

the first filter material cavity is positioned below the second filter material cavity;

the first filter material cavity is communicated with the second filter material cavity in a one-way mode through the filter material partition plate.

3. A pellet filter as claimed in claim 2, wherein: the filter material partition plate comprises a first partition plate, a partition net, a non-return silica gel sheet and a second partition plate;

the first partition plate is provided with a through hole, the top surface of the second partition plate is provided with a lifting platform, the interior of the lifting platform is of a hollow structure, and the outer side of the lifting platform is circumferentially provided with a plurality of water outlet holes;

the first partition plate is detachably connected with the second partition plate, and the partition net is arranged between the through hole and the second partition plate in a partition state; the non-return silica gel sheet is fixed between the partition net and the second partition plate;

the non-return silica gel sheet is provided with a circulation gap and comprises a flat state and a bulging state; when raw water flows into the second filter material cavity, the non-return silica gel sheet is in a swelling state, and the first filter material cavity is communicated with the second filter material cavity through a circulation gap; when raw water stops flowing into the second filter material cavity, the contrary silica gel piece that ends is in the horizontality, the contrary silica gel piece that ends isolates first filter material cavity and second filter material cavity.

4. A pellet filter as claimed in claim 3, wherein: calcium sulfite particles are filled in the first filter material cavity, and FOF scale inhibitor is filled in the second filter material cavity.

5. A pellet filter as claimed in claim 1, wherein: the lower end of the charging bucket is provided with a charging bucket water inlet, and the charging bucket water inlet is provided with a first separation net;

the upper end of the charging basket is provided with a charging basket water outlet, and the charging basket water outlet is inserted into the water outlet of the filtering cover; and a second filter screen is arranged at the water outlet of the charging basket.

6. A granular filter element according to claim 5, wherein: the first separation net and the charging bucket are integrally formed.

7. A pellet filter as claimed in claim 1, wherein: the water inlet is arranged on the outer side of the water outlet.

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