CN218306889U

CN218306889U - Filter element is folded to filter cell

Info

Publication number: CN218306889U
Application number: CN202222359259.8U
Authority: CN
Inventors: 王刚
Original assignee: Dongguan Lingran Electronics Co ltd
Current assignee: Dongguan Lingran Electronics Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-01-17
Anticipated expiration: 2032-09-06

Abstract

The utility model relates to a filter core technical field specifically is a filter element is folded to filter cell, including straining a section of thick bamboo subassembly, strain the top of a section of thick bamboo subassembly and install the upper end cover, strain the bottom of a section of thick bamboo subassembly and install the lower extreme cover, the upper end cover includes the locating plate, the bottom outside of locating plate is provided with fixed slot on the round filter membrane, the bottom inboard of upper end cover is provided with supporting groove on the round filter screen, the middle part of upper end cover is provided with the inlet port, the lower extreme cover includes the locating plate, the top outside of locating plate is provided with round filter membrane lower fixed slot, the top inboard of locating plate is provided with round filter membrane lower supporting groove, be provided with reverse osmosis membrane between fixed slot and the filter membrane lower fixed slot on the filter membrane. In this filter element is folded to filter cell, accomplish fully to filter through the reverse osmosis membrane and the filter screen that wherein set up, thereby the structure setting through reverse osmosis membrane increases filterable area, and can accomplish effectively fixedly through upper end cover and lower end cover, makes things convenient for the dismantlement in later stage and changes the operation.

Description

Filter element is folded to filter cell

Technical Field

The utility model relates to a filter core technical field, specifically speaking relates to a filter element is folded to filter cell.

Background

When the air purifier is used, a filter element is required to be used for filtering air, and a common purifier adopts a filter cloth filter material.

CN109464833A discloses a filter cloth filter core of a purifier, comprising a water inlet, a water outlet, an upper cover, a lower cover, a cylinder, a reinforcing ring and an anti-slip strip, wherein the water inlet is arranged at the lower side of the lower cover close to the right.

Although this technical scheme guarantees the sealing performance of barrel, prevents the phenomenon of water leakage, and the current product of filtering that uses filters is non-woven fabrics technology filtration, and the shortcoming be sack form, in filtering process, can produce the damage serious, and life is short, and filter area is little, and filter fineness is not high, can only filter the dregs of 1 micron to the highest.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter core is folded to filter cell to solve the problem that proposes in the above-mentioned background art.

For realizing the above-mentioned purpose, the utility model provides a filter element is folded to filter cell, including straining a filter element, strain the top of filter element and install the upper end cover, strain the bottom of filter element and install the bottom end cover, the upper end cover includes the locating plate, the bottom outside of locating plate is provided with fixed slot on the round filter membrane, the bottom inboard of upper end cover is provided with supporting groove on the round filter screen, the middle part of upper end cover is provided with the inlet port, the bottom end cover includes the bottom suspension fagging, the top outside of bottom suspension fagging is provided with round filter membrane under fixed slot, the top inboard of bottom suspension fagging is provided with round filter screen under supporting groove, be provided with reverse osmosis membrane on the filter membrane between fixed slot and the filter membrane under fixed slot, be provided with the filter screen between supporting groove and the filter screen under supporting groove on the filter screen.

Preferably, the filter cartridge assembly is of a cylindrical structure, and the upper end cover and the lower end cover are of a disc-shaped structure.

Preferably, the upper end cap and the lower end cap each have a diameter greater than the cross-sectional diameter of the filter cartridge assembly.

Preferably, the fixing groove under the filter membrane and the fixing groove on the filter membrane comprise a plurality of V-shaped grooves which are sequentially connected end to form an annular structure, the reverse osmosis membrane also comprises a plurality of V-shaped grooves which are sequentially connected end to form an annular structure, and the upper end and the lower end of the reverse osmosis membrane are respectively in inserting fit with the fixing groove under the filter membrane and the fixing groove on the filter membrane.

Preferably, the filter screen is the cylinder structure of both ends open-ended from top to bottom, the upper and lower both ends of filter screen respectively with support slot and filter screen lower supporting groove grafting cooperation on the filter screen.

Preferably, the reverse osmosis membrane is of a double-layer structure and comprises an outer layer and an inner layer, and the outer layer and the inner layer are tightly attached.

Preferably, a gap is arranged between the reverse osmosis membrane and the filter screen.

Compared with the prior art, the beneficial effects of the utility model are that:

in this filter element is folded to filter cell, accomplish fully to filter through the reverse osmosis membrane and the filter screen that wherein set up, thereby the structure setting through reverse osmosis membrane increases filterable area, and can accomplish effectively fixedly through upper end cover and lower end cover, makes things convenient for the dismantlement in later stage and changes the operation.

Drawings

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

FIG. 2 is a schematic structural view of the upper end cap of the present invention;

FIG. 3 is a schematic structural view of the middle lower end cap of the present invention;

fig. 4 is a partial structural schematic diagram of a reverse osmosis membrane of the present invention.

The various reference numbers in the figures mean:

1. a filter cartridge assembly; 11. a reverse osmosis membrane; 111. an outer layer; 112. an inner layer; 12. filtering with a screen; 2. an upper end cover; 21. an upper positioning plate; 22. fixing grooves on the filter membrane; 23. a support groove on the filter screen; 24. an air inlet; 3. a lower end cover; 31. a lower positioning plate; 32. fixing a groove below the filter membrane; 33. the filter screen lower support groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

The utility model provides a filter element is folded to filter cell, as shown in fig. 1-4, including straining a cartridge assembly 1, it installs upper end cover 2 to strain cartridge assembly 1's top, it installs lower extreme cover 3 to strain cartridge assembly 1's bottom, upper end cover 2 and lower extreme cover 3 adopt the polypropylene material, it is fixed to be used for straining cartridge assembly 1's upper and lower both ends respectively, upper end cover 2 includes locating plate 21, the bottom outside of locating plate 21 is provided with fixed slot 22 on the round filter membrane, the bottom inboard of upper end cover 2 is provided with supporting groove 23 on the round filter screen, the middle part of upper end cover 2 is provided with inlet port 24, be used for the outside air to get into, lower extreme cover 3 includes lower locating plate 31, the top outside of lower locating plate 31 is provided with round filter membrane under fixed slot 32, the top inboard of lower locating plate 31 is provided with round filter screen under supporting slot 33, be provided with reverse osmosis membrane 11 under fixed slot 22 on the filter membrane and the filter membrane under the fixed slot 32, guarantee reverse osmosis membrane 11's is fixed, be provided with filter screen 12 between supporting slot 23 and the filter screen under supporting slot 33, guarantee filter screen 12's fixed.

In this embodiment, the filter cartridge assembly 1 is a cylindrical structure, and the upper end cover 2 and the lower end cover 3 are both disc-shaped structures, so as to ensure that both ends are fixed.

Specifically, the diameters of the upper end cover 2 and the lower end cover 3 are larger than the diameter of the cross section of the filter cartridge component 1, so that the two ends of the filter cartridge component 1 are shielded.

Further, fixed slot 22 includes the loop configuration that a plurality of V-arrangement grooves connect into in proper order end to end under filter membrane fixed slot 32 and the filter membrane, and reverse osmosis membrane 11 also is the loop configuration that a plurality of V-arrangement membranes connect into in proper order end to end, reverse osmosis membrane 11's upper and lower both ends respectively with filter membrane fixed slot 32 under and filter membrane fixed slot 22 grafting cooperation, the structure of V-arrangement can increase filterable area for reverse osmosis membrane 11 can carry out effective filtration with impurity, and can improve its intensity, makes it not damaged.

Further, filter screen 12 is upper and lower both ends open-ended cylindrical structure, and filter screen 12's upper and lower both ends respectively with the filter screen on 23 and filter screen lower support grooves 33 grafting cooperation, guarantee that filter screen 12 is fixed, filter screen 12 adopts the wire net material, guarantees intensity, can not damage.

Example 2

In order to further improve the effect and the strength of the reverse osmosis membrane 11, on the basis of the embodiment 1, the reverse osmosis membrane 11 has a double-layer structure comprising an outer layer 111 and an inner layer 112, and the outer layer 111 and the inner layer 112 are tightly attached to each other, so that the sufficient filtering effect and the sufficient strength are ensured.

Furthermore, a gap is formed between the reverse osmosis membrane 11 and the filter screen 12, so that the reverse osmosis membrane and the filter screen are not shielded mutually.

The utility model discloses a filter element is folded to filter cell is when using, at first get into air purifier with the device installation in, outside air passes through inlet port 24 and gets into the inside of straining a section of thick bamboo subassembly 1, once more through filter screen 12 and reverse osmosis membrane 11, through filter screen 12 and reverse osmosis membrane 11's filtration, with pure air escape, when passing through reverse osmosis membrane 11, reverse osmosis membrane 11 through the V-arrangement structure, increase air and area of contact thereof, guarantee effective filtration, and filter through outer 111 and inner 112 bilayers, realize the thorough purification of air, thereby reach higher filter effect, long service life, filter area is wide, and can not damaged easily.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A filter cell pleated filter element comprising a filter cartridge assembly (1), characterized in that: the filter cartridge is characterized in that an upper end cover (2) is installed at the top end of the filter cartridge component (1), a lower end cover (3) is installed at the bottom end of the filter cartridge component (1), the upper end cover (2) comprises an upper positioning plate (21), a circle of filter membrane upper fixing groove (22) is formed in the outer side of the bottom of the upper positioning plate (21), a circle of filter screen upper supporting groove (23) is formed in the inner side of the bottom of the upper end cover (2), an air inlet hole (24) is formed in the middle of the upper end cover (2), the lower end cover (3) comprises a lower positioning plate (31), a circle of filter membrane lower fixing groove (32) is formed in the outer side of the top of the lower positioning plate (31), a circle of filter screen lower supporting groove (33) is formed in the inner side of the top of the lower positioning plate (31), a reverse osmosis membrane (11) is arranged between the filter membrane upper fixing groove (22) and the filter membrane lower fixing groove (32), and a filter screen lower supporting groove (12) is formed in the filter screen upper supporting groove (23).

2. A filter cell pleated filter element according to claim 1 wherein: the filter cartridge component (1) is of a cylindrical structure, and the upper end cover (2) and the lower end cover (3) are both of a disc-shaped structure.

3. A filter cell pleated filter element according to claim 2 wherein: the diameters of the upper end cover (2) and the lower end cover (3) are both larger than the section diameter of the filter cartridge component (1).

4. A filter cell pleated filter element according to claim 1 wherein: the filter membrane lower fixing groove (32) and the filter membrane upper fixing groove (22) comprise annular structures formed by sequentially connecting a plurality of V-shaped grooves end to end, the reverse osmosis membrane (11) is also of an annular structure formed by sequentially connecting a plurality of V-shaped membranes end to end, and the upper end and the lower end of the reverse osmosis membrane (11) are respectively matched with the filter membrane lower fixing groove (32) and the filter membrane upper fixing groove (22) in an inserting mode.

5. A filter cell folding filter element according to claim 1, wherein: the filter screen (12) is the cylinder structure of upper and lower both ends open-ended, the upper and lower both ends of filter screen (12) are pegged graft the cooperation with support slot (23) and filter screen lower supporting groove (33) on the filter screen respectively.

6. A filter cell pleated filter element according to claim 1 wherein: the reverse osmosis membrane (11) is of a double-layer structure and comprises an outer layer (111) and an inner layer (112), and the outer layer (111) and the inner layer (112) are tightly attached to each other.

7. A filter cell pleated filter element according to claim 1 wherein: a gap is arranged between the reverse osmosis membrane (11) and the filter screen (12).