CN216909868U - Water purification filter core and water purification system thereof - Google Patents

Abstract

The utility model relates to the technical field of water treatment, in particular to a water purification filter element and a water purification system thereof. The water purification filter element comprises a shell component and a filter component; the filter assemblies are at least two groups, and the filter assemblies of each group are arranged at intervals and are mutually sleeved; mutually independent filter chambers are arranged in the shell assembly, the filter assemblies are arranged in the filter chambers, and the filter chambers are matched with the filter assemblies one by one; and the filter chamber is also respectively provided with a water inlet and a water outlet at two sides of the filter assembly. This water system, including above-mentioned water purification filter core. In the utility model, the groups of filtering components are mutually sleeved, so that the contact area between the filtering components and a water source to be filtered is effectively increased in a limited space, and the filtering effect of the filter element in a unit space on the water source is improved.

Description

Water purification filter core and water purification system thereof

Technical Field

The utility model relates to the technical field of water treatment, in particular to a water purification filter element and a water purification system thereof.

Background

The water purifier is also called water purifier and water quality purifier, and is water treatment equipment for deeply filtering and purifying water according to the use requirement of water. The water purifier is generally used as a small purifier for household use, and is widely used due to small volume, convenient use and obvious effect of optimizing water quality. The filter core seat function singleness of conventional purifier configuration generally only possesses one and advances one, one advances the water route function of two plays, along with the continuous not exhibition in water purification trade, filter core subassembly integrated level is higher and higher, also is higher and higher to water route design requirement.

In order to enhance the water purification performance, the existing product is usually provided with a plurality of groups of filter elements with different performances in a water purifier, and the product has large volume and is inconvenient to use; in recent years, a related improved product, namely a parallel filter element, appears, two or more parallel independent spaces are divided in one filter cavity, so that the structure is more compact, the filtering strength of each stage of filtering in water purifying operation is different, the parallel multi-chamber filter element is not practical, and the volume reduction effect is not obvious.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the volume occupied by the filter element in the existing multistage filtration system is too large.

(II) technical scheme

In order to solve the technical problem, the utility model provides a water purification filter element, which comprises a shell assembly and a filter assembly;

the filter assemblies are at least two groups, and the filter assemblies of each group are arranged at intervals and are mutually sleeved;

mutually independent filter chambers are arranged in the shell assembly, the filter assemblies are arranged in the filter chambers, and the filter chambers are matched with the filter assemblies one by one;

and the filter chamber is also respectively provided with a water inlet and a water outlet at two sides of the filter assembly.

As an optional embodiment of the present invention, the filtering chambers are cylindrical, central axes of all the filtering chambers are overlapped with each other, and diameters of the filtering chambers are gradually increased to be sleeved with each other.

As an alternative embodiment of the present invention, the filtering component is cylindrical, the central axis of the filtering component coincides with the central axis of the filtering chamber, the top of the filtering component is hermetically connected to the upper portion of the filtering chamber, and the bottom of the filtering component is hermetically connected to the bottom of the filtering chamber.

As an alternative embodiment of the utility model, the filter assembly is removably connected to the housing assembly.

As an alternative embodiment of the utility model, the housing assembly comprises a body portion and an end cap assembly;

the main body part is a box body structure with an opening at the upper end, all the filter chambers are vertically arranged, the upper end of each filter chamber is opened, and the opening of each filter chamber is communicated with the opening of the main body part;

the end cover assembly is arranged at the opening of the main body part and is combined with the main body part to form a closed box body structure.

The end cover assembly comprises a main end cover and a branch end cover, wherein the main end cover is detachably connected with the main body part and covers the opening of the main body part; the branch end covers and the filter chambers are matched one by one to cover the openings of the filter chambers, and the branch end covers are detachably connected with the filter chambers.

As an optional embodiment of the present invention, each of the branch end caps is provided with an inner water inlet and an inner water outlet; the main end cover is provided with a water inlet outer port and a water outlet outer port, and the number of the water inlet outer port and the water outlet outer port is equal to that of the branch end covers.

As an alternative embodiment of the utility model, the end cap assembly further comprises a connector, the connector is arranged between the filter chamber and the end cap assembly, and the connector separates the water inlet path and the water outlet path of the filter chamber from each other; and the connecting piece separates the water paths among the filter chambers from each other.

As an alternative embodiment of the utility model, the connecting member is integrally formed with the end cap assembly.

As an optional implementation scheme of the present invention, a limiting groove is disposed at an end of the main body portion away from the opening, and a matched limiting block is disposed on the filtering assembly.

As an alternative embodiment of the present invention, the main body portion includes a housing and a partition, the housing is a hollow box structure, and the partition divides a hollow chamber in the housing into the filtering chamber.

As an alternative embodiment of the utility model, the housing is detachably connected to the partition.

A water purification system, comprising the water purification filter element.

As an alternative embodiment of the utility model, the outermost filter chamber is used for one-stage filtration, and the next-stage filtration is carried out in each filter chamber from outside to inside.

The utility model has the beneficial effects that:

the utility model provides a water purification filter element, which comprises a shell component and a filter component; the filter assemblies are at least two groups, and the filter assemblies of each group are arranged at intervals and are mutually sleeved; mutually independent filter chambers are arranged in the shell assembly, the filter assemblies are arranged in the filter chambers, and the filter chambers are matched with the filter assemblies one by one; and the filter chamber is also respectively provided with a water inlet and a water outlet at two sides of the filter assembly.

On one hand, the larger the contact area between the water source and the filter body is, the more obvious the filtering effect is, the groups of filter assemblies are combined in a mutual sleeving manner, the sum of the contact areas between the filter bodies and water is obviously larger than the contact area between the filter body and the water in the existing parallel filter element, and the filtering effect is better; on the other hand, in a step-by-step filtering system, the required strength of each stage of filtering is different, the water purifying filter element provided by the utility model can be used for placing the key filtering in the outer-layer filtering chamber and placing the secondary filtering item in the inner-layer filtering chamber, the pertinence is stronger, and in conclusion, the water purifying filter element provided by the utility model has a better filtering effect in a limited space.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic diagram of a cross-sectional view of a water purification cartridge according to an embodiment of the present invention;

FIG. 2 is a schematic illustration of a cross-sectional mechanism of a housing assembly provided in accordance with an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at C;

FIG. 4 is a schematic illustration of an exploded view of an end cap assembly according to one embodiment of the present invention;

FIG. 5 is a schematic illustration of a cross-sectional mechanism of a functional cover provided in accordance with an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a water purification system according to an embodiment of the present invention.

Icon: 1-a housing assembly; 11-a filter chamber; 12-a body portion; 121-a housing; 122-a separator; 13-an end cap assembly; 131-a main end cover; 1311-water inlet outer port; 1312-water outlet; 1313-first lacing wire; 1314-second lacing wire; 1315-third lacing wire; 1316-connecting the cover; 1317-functional cover; 132-branch end cap; 1321-a first cartridge end cap; 1322-a second cartridge end cap; 1323-water-proof end cap; a1 — first cover plate; b1-first conduit; a2 — second cover plate; b2-a second conduit; a 3-third cover plate; b3-third conduit;

2-a filter assembly; 21-a first shoe; 211-a first stopper; 212-a first retaining groove; 22-a second shoe; 221-a second stopper; 222-a second restraint slot;

3-a water tap; 4-one-way high-voltage switch; 5-a water inlet valve; 6-a booster pump; 7-RO membrane reverse osmosis filter element.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be described in further detail below with reference to the accompanying drawings and detailed description, and the embodiments and features of the embodiments of the present application may be combined with each other without conflict. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 6, one embodiment of the present invention provides a water purification cartridge, including a housing assembly 1 and a filter assembly 2; the filter components 2 are at least two groups, and the filter components 2 of each group are arranged at intervals and are mutually sleeved; mutually independent filter chambers 11 are arranged in the shell assembly 1, the filter assemblies 2 are arranged in the filter chambers 11, and the filter chambers 11 are matched with the filter assemblies 2 one by one; the filter chamber 11 is also provided with a water inlet and a water outlet on both sides of the filter assembly 2.

The larger the contact area between the water source and the filter body is, the more obvious the filtering effect is, the groups of filtering components 2 are combined in a mutual sleeving manner, the sum of the contact areas between the filter bodies and water is obviously larger than the contact area between the filter body and the water in the existing parallel filter element, and the filtering effect is better; in addition, in a step-by-step filtering system, the required strength of each stage of filtering is different, and by adopting the water purifying filter element provided by the utility model, the key filtering can be placed in the outer-layer filtering chamber 11, and the secondary filtering item can be placed in the inner-layer filtering chamber 11, so that the pertinence is stronger, and the filtering effect in a limited space is better.

Specifically, the filter chambers 11 are cylindrical, at least two filter chambers 11 are provided, and the central axes of the filter chambers 11 are overlapped and sleeved one by one; each filtering component 2 is the tube-shape, is provided with a filtering component 2 in each filter chamber 11, and filtering component 2's axis and the coincidence of the axis of filter chamber 11, and filtering component 2's upper and lower both ends offset and sealing connection with 11 inner walls of filter chamber, and filter chamber 11 has seted up water inlet and delivery port respectively in filtering component 2 both sides, and filtering component 2 in each filter chamber 11 independently filters the operation.

Wherein, the adjacent filter chambers 11 can share one wall body for separation, so that the production cost is lower; or, adopt the mutually independent mode of each filter chamber 11, can freely assemble between each filter chamber 11, can replace, maintain to the filter chamber 11 of harm alone when local filter chamber 11 damages, convenient to detach maintenance saves use maintenance cost.

A group of filter assemblies 2 at least comprises filter layers, and a plurality of filter layers can be arranged in a filter chamber 11 according to the requirement of filtering water quality.

According to one embodiment of the present invention, the filtering chambers 11 are cylindrical, the central axes of all the filtering chambers 11 are coincident with each other, and the diameters of the filtering chambers 11 are gradually increased to be nested with each other. The central axis of the filtering component 2 coincides with the central axis of the filtering chamber 11, the top of the filtering component 2 is hermetically connected with the upper part of the filtering chamber 11, and the bottom of the filtering component 2 is hermetically connected with the filtering chamber 11.

The filtering chamber 11 is not limited to a cylindrical shape, and a cylindrical member having a cross section in a fan shape, a star shape, an oval shape, or the like may be used according to the product requirement. The shape of filter assembly 2 is the same with the shape of filter chamber 11, and the volume is less than filter chamber 11, sets up and separates into two parts with filter chamber 11 in filter chamber 11, and partly for the space of intaking partly for the drainage space, has and only can just can flow into the drainage space by the space of intaking to water after passing filter assembly 2, and wherein the space of intaking is provided with the water inlet, and the space of going out water is provided with the delivery port.

In addition, can also adopt waterwheel formula filter assembly 2, filter assembly 2 comprises many filter boards promptly, and all filter boards encircle filter chamber 11 interval and arrange, treat filterable rivers and flow into filter chamber 11 from the water inlet, flow through in proper order behind each filter board by the delivery port outflow of filter chamber 11.

According to one embodiment of the utility model, the filter assembly 2 is detachably connected with the shell assembly 1, impurities are gradually accumulated on the filter assembly 2 along with the filtering operation, the filtering effect of the filter assembly 2 is gradually reduced, the filter assembly 2 needs to be replaced in time, and the shell assembly 1 can be recycled by adopting a detachable connection mode, so that the use cost is reduced.

According to one embodiment of the present invention, the housing assembly 1 includes a main body portion 12 and an end cap assembly 13; the main body part 12 is a box structure with an upper end opened, all the filter chambers 11 are vertically arranged, the upper end of each filter chamber 11 is opened, and the openings of the filter chambers 11 are communicated with the opening of the main body part 12; the end cap assembly 13 comprises a main end cap 131 and a branch end cap 132, wherein the main end cap 131 is detachably connected with the main body part 12 and covers the opening of the main body part 12; the branch end cover 132 and the filter chamber 11 are matched with each other to cover the opening of the filter chamber 11, and the branch end cover 132 is detachably connected with the filter chamber 11.

The main body 12 includes a housing 121 and a partition 122, wherein the housing 121 is a hollow box structure, and the partition 122 divides a hollow chamber in the housing 121 into the filtering chamber 11.

Specifically, the filter assembly 2 and the partition 122 are detachably connected, and the filter assembly 2 and the partition 122 are first assembled together and then placed into the housing 121 at the same time, and then fixed to the end cap assembly 13.

The number of the filter elements 2 is two for the specific explanation:

two filtering component 2 are first filtering component 2 and second filtering component 2 respectively, and first filtering component 2, second filtering component 2 are the tube-shape, and first filtering component 2 cover is outside second filtering component 2, and separator 122 sets up between first filtering component 2 and second filtering component 2, and first filtering component 2, separator 122, the mutual interval setting of second filtering component 2 three transfer line coincidence.

The end cap 132 includes a first cartridge end cap 1321, a second cartridge end cap 1322, and a water stop end cap 1323; the first filter element end cap 1321 comprises a first cover plate a1 and a first conduit B1, wherein the first conduit B1 penetrates through the first cover plate a1 and is fixedly arranged at the center position of the first cover plate a 1; the second filter element cover plate comprises a second cover plate A2 and a second conduit B2, the second conduit B2 penetrates through the second cover plate A2 and is fixedly arranged at the central position of the second cover plate A2; the riser cap 1323 includes a third cover plate A3 and a third conduit B3, and the third conduit B3 penetrates the third cover plate A3 and is fixedly installed at the center of the third cover plate A3. The diameter of the first guide pipe B1 is larger than that of the third guide pipe B3 is larger than that of the second guide pipe B2, and the first guide pipe B1, the third guide pipe B3 and the second guide pipe B2 are sleeved with each other and are arranged at intervals. In the vertical direction, the first cover plate a1, the third cover plate A3 and the second cover plate a2 are sequentially arranged in parallel from top to bottom, and intervals are arranged between the cover plates.

First apron A1 can dismantle with first filter core and be connected, and first branch pipe, third branch pipe and second branch pipe all are connected with main end cover 131 sealing. Wherein:

the inner side wall body of the main end cover 131 and the outer side wall body of the first branch pipe form a water inlet channel of the first filtering component 2;

the inner side wall body of the first branch pipe and the outer side wall body of the third branch pipe form a water outlet channel of the first filtering component 2;

the inner side wall body of the third branch pipe and the outer side wall body of the second branch pipe form a water inlet channel of the second filtering component 2;

the internal passage of the second branch pipe is the water outlet passage of the filter assembly 2.

In order to facilitate the installation and fixation of the first branch pipe, the second branch pipe and the third branch pipe, a first lacing wire 1313 matched with the first branch pipe, a second lacing wire 1314 matched with the second branch pipe and a third lacing wire 1315 matched with the third branch pipe are further arranged in the main end cover 131; the specific shapes of the first lacing wire 1313, the second lacing wire 1314 and the third lacing wire 1315 are respectively the same as those of the first branch pipe, the second branch pipe and the third branch pipe, and the first lacing wire, the second lacing wire and the third branch pipe are mutually overlapped; sealing rings are respectively arranged between the first lacing wire 1313 and the first branch pipe, between the second lacing wire 1314 and the second branch pipe, and between the third lacing wire 1315 and the third branch pipe.

The end cover component 13 is positioned at the upper end of the filter component 2, the lower end of the first filter component 2 is also provided with a first bottom support 21, and the lower end of the second filter component 2 is also provided with a second bottom support 22; the bottom of first filter component 2 can be dismantled with first collet 21 and be connected, and the bottom of separator 122 can be dismantled with first collet 21 and be connected, and the bottom of second filter component 2 can be dismantled with the second support and be connected, and the separator 122 bottom can be dismantled with first collet 21 and be connected. The second shoe 22 is arranged in the partition 122 and is connected with the partition 122 in a sealing way, and the bottom of the partition 122 is sealed; the lower surface of the second bottom support 22 is provided with a second limiting block 221, and the upper surface of the first bottom support 21 is provided with a matched second limiting groove 222; the lower surface of the first bottom support 21 is provided with a first limiting block 211, and the main body 12 is provided with a first limiting groove 212 matched with the first bottom support.

The main end cover 131 comprises a connecting cover 1316 and a functional cover 1317, the functional cover 1317 is provided with water pipe pins, and the connecting cover 1316 hermetically connects the functional cover 1317 with the main body 12.

According to one embodiment of the utility model, the outer side of the first conduit B1 and/or the outer side of the second conduit B2 and/or the outer side of the third conduit B3 is provided with a plurality of support plates which are uniformly arranged around the outer side of each conduit, and the side of the support plates away from the conduits abuts against the adjacent wall body in such a way that each conduit rocks.

According to an embodiment of the present invention, each of the branch end caps 132 has an inner water inlet and an inner water outlet; the main end cover 131 is provided with a water inlet outer port 1311 and a water outlet outer port 1312, and the number of the water inlet outer port 1311 and the water outlet outer port 1312 is equal to that of the branch end covers 132;

the end cover assembly 13 further comprises a connecting piece, the connecting piece 13 is arranged between the filter chamber 11 and the end cover assembly 13, and the connecting piece separates a water inlet path and a water outlet path of the filter chamber 11; and the connecting member separates water paths between the filter chambers 11 from each other.

Specifically, the connecting member includes the first tie bar 1313, the second tie bar 1314, and the third tie bar 1315 in the above embodiments; specifically, the connecting piece and the end cover assembly are integrally formed, the connecting piece enables the water inlet inner port and the water inlet outer port 1311 to be communicated in a one-to-one mode, and the connecting piece enables the water outlet inner port and the water outlet outer port 1312 to be communicated in a one-to-one mode.

In addition, according to the needs, a plurality of water inlet inner openings and a plurality of water outlet inner openings can be arranged on the branch end cover 132, so that the combined use mode of various filter element assemblies is provided, and various filtering requirements are met.

A water purification system comprises any one of the water purification filter elements, wherein the outermost filter chamber 11 is used for primary filtration, and each filter chamber 11 from outside to inside carries out the next-stage filtration.

The filtering component 2 for the first-stage filtering firstly eliminates main impurities in water quality, the filtering task is relatively heavy, and the outermost filtering chamber 11 has the largest filtering space, so that the first-stage filtering can be carried out smoothly.

Specifically, the faucet 3 is opened, the one-way high-pressure switch 4 is connected, the water inlet valve 5 and the booster pump 6 are started to work, raw water is introduced into the first filtering component 2 through the first water inlet outer port 1311, flows out of the first water outlet outer port 1312, is subjected to pressure boost filtering in front of the RO membrane reverse osmosis filter element 7 through the booster pump 6, and obtained RO pure water is introduced into the second filter element group through the second water inlet outer port 1311, flows to the faucet 3 through the second water outlet outer port 1312 and preferably flows out of the faucet 3. Wherein, the RO membrane reverse osmosis filter element 7 is also provided with a waste water pump.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (14)

1. A water purification filter element is characterized by comprising a shell component (1) and a filter component (2);

the filter assemblies (2) are at least provided with two groups, and the filter assemblies (2) of each group are arranged at intervals and are mutually sleeved;

mutually independent filter chambers (11) are arranged in the shell assembly (1), the filter assemblies (2) are arranged in the filter chambers (11), and the filter chambers (11) are matched with the filter assemblies (2) one by one;

and a water inlet and a water outlet are respectively formed in the filter chamber (11) at two sides of the filter assembly (2).

2. A water purification cartridge as claimed in claim 1, wherein the filtering chambers (11) are cylindrical, the central axes of all the filtering chambers (11) coincide with each other, and the diameters of the filtering chambers (11) are gradually increased to be fitted into each other.

3. A water purification cartridge as claimed in claim 2, wherein the filter element (2) is cylindrical, the central axis of the filter element (2) coincides with the central axis of the filter chamber (11), the top of the filter element (2) is sealingly connected to the upper part of the filter chamber (11), and the bottom of the filter element (2) is sealingly connected to the bottom of the filter chamber (11).

4. Water purification cartridge according to any one of claims 1-3, wherein the filter assembly (2) is detachably connected to the housing assembly (1).

5. The water purification cartridge as claimed in claim 4, wherein the housing assembly (1) comprises a main body portion (12) and an end cap assembly (13);

the main body part (12) is of a box body structure with an open upper end, all the filter chambers (11) are vertically arranged, the upper end of each filter chamber (11) is open, and the openings of the filter chambers (11) are communicated with the opening of the main body part (12);

the end cover assembly (13) is arranged at an opening of the main body part (12) and is combined with the main body part to form a closed box body structure.

6. A water purification cartridge as claimed in claim 5, wherein the end cap assembly (13) comprises a main end cap (131) and a branch end cap (132), the main end cap (131) being removably connected to the main body portion (12) to close the opening of the main body portion (12); the branch end covers (132) and the filter chambers (11) are matched one by one to cover the openings of the filter chambers (11), and the branch end covers (132) are detachably connected with the filter chambers (11).

7. The water purification cartridge as recited in claim 6, wherein each of said end caps (132) defines an inlet opening and an outlet opening; the main end cover (131) is provided with a water inlet outer port (1311) and a water outlet outer port (1312), and the number of the water inlet outer port (1311) and the water outlet outer port (1312) is equal to that of the branch end covers (132).

8. The water purification cartridge of claim 5, wherein the end cap assembly (13) further comprises a connector, the connector (13) being disposed between the filter chamber (11) and the end cap assembly (13), the connector separating an inlet passage and an outlet passage of the filter chamber (11) from each other; and the connecting piece separates water paths among the filter chambers (11) from each other.

9. The water purification cartridge of claim 8, wherein the connector is integrally formed with the end cap assembly.

10. The water purification filter element according to claim 5, wherein a limiting groove is arranged at one end of the main body part (12) far away from the opening, and a matched limiting block is arranged on the filter component (2).

11. The water purification cartridge as recited in claim 5, wherein the main body portion (12) comprises a housing (121) and a partition (122), the housing (121) is externally hollow, and the partition (122) divides a hollow chamber in the housing (121) into the filtering chamber (11).

12. The water purification cartridge of claim 11, wherein the housing (121) is removably connected to the partition (122).

13. A water purification system comprising a water purification cartridge according to any one of claims 1 to 12.

14. A water purification system as claimed in claim 13, wherein the outermost filtering chamber (11) is used for one stage of filtration, and each filtering chamber (11) is used for the next stage of filtration from the outside to the inside.

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