CN213924243U

CN213924243U - Composite filter element

Info

Publication number: CN213924243U
Application number: CN202022017966.XU
Authority: CN
Inventors: 罗庭剑; 白晓峰; 沈鑫; 陈逢北
Original assignee: Guangdong Lingshang Water Purification Technology Co Ltd
Current assignee: Guangdong Lingshang Water Purification Technology Co Ltd
Priority date: 2019-11-08
Filing date: 2020-09-15
Publication date: 2021-08-10
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a composite filter element, relating to the technical field of water purifiers and solving the problems that a plurality of filter layers are simply arranged in series, and the arrangement of the plurality of filter layers in series needs to occupy a large amount of places, thereby causing the limitation to the filtration of water and being inconvenient for the application of the water purifier, the technical proposal is that the filter component comprises a first filter layer and a second filter layer for primary filtration and a third filter layer for purified water filtration, the third filter layer is in a columnar structure, the first filter layer and the second filter layer are arranged in the circumferential direction of the third filter layer, and a flow guide assembly for guiding the flow direction of the fluid is arranged between the first filter layer and the second filter layer, so that the space occupancy rate required by the three filter layers can be effectively reduced, the multistage filtering effect when the three filter layers are arranged in series and side by side is realized, and the aim of simple and convenient assembly is fulfilled.

Description

Composite filter element

Technical Field

The utility model relates to a water purification filter core technical field, in particular to composite filter core.

Background

With the development of society, water purifiers are widely applied to various fields, and people have higher and higher requirements on sanitation of drinking water, so that the requirements on water purifying equipment are higher and higher, and the requirements on the water purifying equipment are also higher and higher. Water purifiers are increasingly playing an important role in people's daily life. In order to achieve the best filtering and purifying effect, a filter element is usually installed in the water purifier to filter and purify water, and then the water flows into a water tank to be stored for people to drink.

In order to effectively improve the efficiency of water purification, a plurality of filter layers are generally communicated and arranged in series, and the water body can obtain purified water after being filtered by the filter layers.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a composite filter element has and integrates three on the list filter core simultaneously, both can reduce the required space occupancy of three filter layer effectively, realizes establishing ties the multistage filter effect when arranging three filter layer side by side, and then is convenient for improve the purification efficiency of waste water effectively, still can assemble simple convenient advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions: a composite filter element comprises a shell and a filter component arranged in the shell, wherein the filter component comprises a first filter layer, a second filter layer and a third filter layer, the first filter layer and the second filter layer are used for primary filtration, the third filter layer is used for water purification and filtration, the third filter layer is of a columnar structure, the first filter layer and the second filter layer are arranged in the circumferential direction of the third filter layer, and a flow guide component for guiding the flow direction of fluid is arranged between the first filter layer and the second filter layer;

the shell is provided with a first water inlet end for raw water to enter, a first water outlet end for wastewater to exit and a second water outlet end for purified water to exit, and the first water outlet end and the second water outlet end are communicated with the third filter layer;

a first channel communicated with the first water inlet end is formed between the shell and the first filter layer, and a second channel communicated with the first filter layer and the second filter layer is formed in the flow guide assembly; a third channel communicated with a third filter layer is formed between the second filter layer and the shell, and the third channel and the second water outlet end are respectively positioned at two ends of the third filter layer.

In a further arrangement of the present invention, the flow guide assembly includes a first flow guide member and a second flow guide member, and the second passage is formed between the first flow guide member and the second flow guide member; the first guide piece is provided with a first groove matched with the first filter layer, and the first filter layer is installed in the first groove in a matched manner; the second guide piece is provided with a second groove matched with the second filter layer, and the second filter layer is installed in the second groove in a matched manner; the third filter layer sequentially penetrates through and is clamped and fixed in the first flow guide piece and the second flow guide piece.

In the utility model, the third filter layer is provided with a fourth channel along the central axis direction of the third filter layer; the housing comprises a third water outlet end for concentrating the water outlet, and the third water outlet end is communicated with the third filter layer; the fourth channel is communicated with the second water outlet end.

The utility model discloses a further setting, first filter layer is the PP filter layer, the second filter layer is the active carbon filter layer, the third filter layer is RO membrane filter layer.

By adopting the technical scheme, firstly, water to be filtered flows into the first channel from the first water inlet end, and then the water passes through the first filter layer to complete the first filtering of the water; then, the water body after the first filtration passes through the second channel and flows into the third channel, and then the water body passes through the second filter layer to complete the second filtration of the water body; then, the water body after the second filtration directly flows into a third filtration layer from the second filtration layer to finish the third filtration of the water body; because the third filter layer is communicated with the third water outlet end, and the fourth channel is communicated with the second water outlet end, the water body can be separated into two types of water after passing through the third filter layer, wherein one type of water is concentrated water directly flowing out of the third filter layer in the third filter layer (namely the RO membrane filter layer), and the other type of water is pure water flowing into the fourth channel after being filtered by the third filter layer. Through adopting above-mentioned technical scheme, through with PP filter layer, active carbon filter layer and RO membrane filter layer overall arrangement simultaneously integrate on a strip filter core, both can reduce the required space occupancy of three filter layer effectively, still can realize establishing ties multistage filter effect when arranging three filter layers side by side, and then be convenient for improve the purification efficiency of waste water effectively.

The utility model discloses a further setting, the second goes out the water end and is equipped with the taste filter core that is used for improving the water taste.

The utility model discloses a further setting, the casing includes total end cover and first barrel, the first barrel threaded connection is on total end cover inner wall; the first water outlet end and the second water outlet end are arranged on the main end cover, the first channel is formed between the first cylinder and the first filter layer, and the third channel is formed between the first cylinder and the second filter layer.

The utility model discloses a further setting, the tip of first filter layer is equipped with first end cover, first end cover threaded connection is in total end cover.

By adopting the technical scheme, when in installation, the second filter layer positioned at the bottom in the first cylinder is installed in the first cylinder; then, the second groove of the second flow guide piece is arranged on the second filter layer in a matching way; then, penetrating a third filter layer into the second filter layer; then the first flow guide piece is sleeved on the outer wall of the third filter layer; then, the first filter layer is arranged in the first groove of the first flow guide piece in a matching mode; then, the first end cover is connected to the first filter layer in a threaded mode; then, the general end cover is connected to the side wall of the first cylinder body in a threaded mode; because be equipped with in the total end cover with first end cover assorted screw hole, because when total end cover was installed, first end cover threaded connection was in total end cover. Through adopting above-mentioned technical scheme, the assembly between the three filter layers is simple convenient, the assembly when both can be convenient for produce, still can improve the change efficiency of each filter layer effectively.

To sum up, the utility model discloses following beneficial effect has:

1. the PP filtering layer, the activated carbon filtering layer and the RO membrane filtering layer are simultaneously distributed and integrated on a single filter element, so that the space occupancy rate required by the three filtering layers can be effectively reduced;

2. the multistage filtering effect when three filtering layers are arranged in series and side by side is realized, so that the purification efficiency of the wastewater is effectively improved;

3. the assembly is simple and convenient, the assembly during the production can be convenient, and the replacement efficiency of each filter layer can be effectively improved.

Generally speaking the utility model discloses, integrate three simultaneously on the wall core of list, both can reduce the required space occupancy of three filter layer effectively, realize establishing ties the multistage filter effect when arranging three filter layer side by side, and then be convenient for improve the purification efficiency of waste water effectively, it is simple convenient still to assemble.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

Reference numerals: 1. a first groove; 2. a second groove; 3. a housing; 31. a first water inlet end; 32. a first water outlet end; 33. a second water outlet end; 34. a third water outlet end; 35. a main end cap; 36. a first cylinder; 4. a filter assembly; 41. a first filter layer; 412. a first end cap; 42. a second filter layer; 43. a third filter layer; 432. a fourth channel; 5. a flow guide assembly; 51. a first flow guide member; 52. a second flow guide member; 6. a first channel; 7. a second channel; 8. a third channel; 9. taste filter core.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): a composite filter element is shown in fig. 1, fig. 2 and fig. 3, and comprises a housing 3 and a filter assembly 4 arranged in the housing 3, wherein the filter assembly 4 comprises a first filter layer 41 and a second filter layer 42 for primary filtration and a third filter layer 43 for purified water filtration, the third filter layer 43 is in a columnar structure, the first filter layer 41 and the second filter layer 42 are arranged in the circumferential direction of the third filter layer 43, and a flow guide assembly 5 for guiding the flow direction of fluid is arranged between the first filter layer 41 and the second filter layer 42;

the shell 3 is provided with a first water inlet end 31 for raw water inlet, a first water outlet end 32 for wastewater outlet and a second water outlet end 33 for purified water filtered water outlet, and the first water outlet end 32 and the second water outlet end 33 are communicated with the third filter layer 43;

a first channel 6 communicated with the first water inlet end 31 is formed between the shell 3 and the first filter layer 41, and a second channel 7 communicated with the first filter layer 41 and the second filter layer 42 is formed in the flow guide component 5; a third channel 8 communicated with the third filter layer 43 is formed between the second filter layer 42 and the housing 3, and the third channel 8 and the second water outlet end 33 are respectively positioned at two ends of the third filter layer 43.

The flow guide assembly 5 comprises a first flow guide part 51 and a second flow guide part 52, and the second channel 7 is formed between the first flow guide part 51 and the second flow guide part 52; the first diversion piece 51 is provided with a first groove 1 matched with the first filter layer 41, and the first filter layer 41 is installed in the first groove 1 in a matching way; the second guide piece 52 is provided with a second groove 2 matched with the second filter layer 42, and the second filter layer 42 is arranged in the second groove 2 in a matched manner; the third filter layer 43 passes through and is clamped and fixed in the first flow guide element 51 and the second flow guide element 52 in sequence.

The third filter layer 43 is provided with a fourth channel 432 along the central axis direction thereof; the housing 3 comprises a third outlet end 34 for the outlet of concentrated water, the third outlet end 34 communicating with a third filter layer 43; the fourth passage 432 is in communication with the second outlet end 33.

The first filter layer 41 is a PP filter layer, the second filter layer 42 is an activated carbon filter layer, and the third filter layer 43 is an RO membrane filter layer.

Firstly, water to be filtered flows into the first channel 6 from the first water inlet end 31, and then the water passes through the first filter layer 41 to complete the first filtering of the water; then, the water body after the first filtration passes through the second channel 7 and then flows into the third channel 8, and then the water body passes through the second filter layer 42 to complete the second filtration of the water body; subsequently, the water body after the second filtration is directly flowed into the third filtration layer 43 from the second filtration layer 42 to complete the third filtration of the water body; since the third filter layer 43 is connected to the third outlet end 34 and the fourth passage 432 is connected to the second outlet end 33, the water body will be separated into two types of water after passing through the third filter layer 43, one type is concentrated water directly flowing out from the third filter layer 43 in the third filter layer 43 (i.e. the RO membrane filter layer), and the other type is pure water flowing into the fourth passage 432 after passing through the third filter layer 43. Through integrating PP filter layer, active carbon filter layer and RO membrane filter layer overall arrangement simultaneously on a single strip filter core, both can reduce the required space occupancy of three filter layer effectively, multistage filter effect when still can realizing establishing ties and arranging three filter layers side by side, and then be convenient for improve the purification efficiency of waste water effectively.

The second water outlet end 33 is provided with a taste filter element 9 for improving the taste of the water body.

The shell 3 comprises a general end cover 35 and a first cylinder 36, wherein the first cylinder 36 is in threaded connection with the inner wall of the general end cover 35; the first outlet end 32 and the second outlet end 33 are disposed on the main end cap 35, the first channel 6 is formed between the first cylinder 36 and the first filter 41, and the third channel 8 is formed between the first cylinder 36 and the second filter 42.

The end of first filter layer 41 is provided with a first end cap 412, and first end cap 412 is threaded into main end cap 35.

When the filter is installed, the second filter layer 42 at the bottom in the first cylinder 36 is installed in the first cylinder 36; then the second groove 2 of the second flow guide element 52 is matched and arranged on the second filter layer 42; subsequently, the third filter layer 43 is inserted into the second filter layer 42; then, the first flow guiding member 51 is sleeved on the outer wall of the third filtering layer 43; next, the first filter layer 41 is fittingly mounted in the first groove 1 of the first guide member 51; next, first end cap 412 is screwed onto first filter layer 41; then, the main end cap 35 is screwed onto the side wall of the first cylinder 36; since the main end cap 35 has a threaded hole therein that mates with the first end cap 412, the first end cap 412 is threaded into the main end cap 35 when the main end cap 35 is installed. The assembly among the three filter layers is simple and convenient, the assembly during production can be facilitated, and the replacement efficiency of each filter layer can be effectively improved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A composite filter element comprises a shell (3) and a filter component (4) arranged in the shell (3), and is characterized in that the filter component (4) comprises a first filter layer (41) and a second filter layer (42) for primary filtration and a third filter layer (43) for purified water filtration, the third filter layer (43) is of a columnar structure, the first filter layer (41) and the second filter layer (42) are arranged in the circumferential direction of the third filter layer (43), and a flow guide component (5) for guiding the flow direction of fluid is arranged between the first filter layer (41) and the second filter layer (42);

the shell (3) is provided with a first water inlet end (31) for raw water to enter, a first water outlet end (32) for waste water to exit and a second water outlet end (33) for purified water to exit, and the first water outlet end (32) and the second water outlet end (33) are communicated with a third filter layer (43);

a first channel (6) communicated with the first water inlet end (31) is formed between the shell (3) and the first filter layer (41), and a second channel (7) communicated with the first filter layer (41) and the second filter layer (42) is formed in the flow guide assembly (5); and a third channel (8) communicated with the third filter layer (43) is formed between the second filter layer (42) and the shell (3).

2. A composite filter element according to claim 1, wherein the flow-directing assembly (5) comprises a first flow-directing member (51) and a second flow-directing member (52), the second passage (7) being formed between the first flow-directing member (51) and the second flow-directing member (52); the first flow guide piece (51) is provided with a first groove (1) matched with the first filter layer (41), and the first filter layer (41) is installed in the first groove (1) in a matched mode; the second guide piece (52) is provided with a second groove (2) matched with the second filter layer (42), and the second filter layer (42) is installed in the second groove (2) in a matched manner; the third filter layer (43) sequentially penetrates through and is clamped and fixed in the first flow guide part (51) and the second flow guide part (52).

3. A composite filter element according to claim 1, wherein the third filter layer (43) is provided with fourth channels (432) along its own median axis; the housing (3) comprises a third water outlet end (34) for concentrating the water outlet, the third water outlet end (34) being in communication with a third filter layer (43); the fourth channel (432) is communicated with the second water outlet end (33).

4. A composite filter element according to claim 1, characterised in that the second water outlet end (33) is provided with a taste filter element (9) for improving the taste of the water body.

5. A composite filter element according to claim 1, wherein the housing (3) comprises a general end cap (35) and a first cylinder (36), the first cylinder (36) being screwed onto the inner wall of the general end cap (35); the first water outlet end (32) and the second water outlet end (33) are arranged on the general end cover (35), the first channel (6) is formed between the first cylinder (36) and the first filter layer (41), and the third channel (8) is formed between the first cylinder (36) and the second filter layer (42).

6. A composite filter element according to claim 5, wherein the end of the first filter layer (41) is provided with a first end cap (412), the first end cap (412) being screwed into the general end cap (35).

7. A composite filter element according to claim 1, wherein the first filter layer (41) is a PP filter layer, the second filter layer (42) is an activated carbon filter layer, and the third filter layer (43) is an RO membrane filter layer.

8. A composite filter element according to claim 1, wherein the third channel (8) and the second outlet end (33) are located at the ends of the third filter layer (43), respectively.