CN218794490U

CN218794490U - Fold formula filter core

Info

Publication number: CN218794490U
Application number: CN202223009942.5U
Authority: CN
Inventors: 李芬芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-12
Filing date: 2022-11-12
Publication date: 2023-04-07
Anticipated expiration: 2032-11-12

Abstract

The utility model discloses a fold formula filter core, including the upper end cover, the lower end cover, and a housing, the inner shell, filter core and sealing washer, the lower end cover sets up at the shell lower extreme and with shell threaded connection, be equipped with spacing snap ring on the lower end cover, both ends all are equipped with the ring groove about the inner shell, the inner shell sets up in the middle part of the shell, the inner shell lower extreme passes through the ring groove card on spacing snap ring, the lower end cover is gone up the periphery of spacing snap ring and is provided with a plurality of support rings, the filter core sets up the position between shell and inner shell through fold stacking mode, the filter core lower extreme lies in the support ring, the upper end cover sets up in the shell upper end, upper end cover and shell pass through threaded connection, the sealing washer sets up between upper end cover and shell, the upper end cover middle part is equipped with the inlet opening, the part that the inner shell upper end was equipped with the ring groove extends to in the inlet opening, the upper end cover is equipped with the handle; a cylindrical filter cotton is arranged between the inner shell and the filter element; the outer shell and the inner shell are both evenly provided with water permeable notches.

Description

Fold formula filter core

Technical Field

The utility model relates to a filter core technical field specifically indicates a fold formula filter core.

Background

With the continuous improvement of the requirements of people on the service life and the filtering effect of the filter element, the multi-layer filter element is widely used, and the existing multi-layer filter element is an integral filter element with each filtering layer being not detachable; for example, the patent number 2010203014287 is named as a patent of a double-layer composite folding filter element, and is characterized in that: the novel foldable filter element comprises a cylindrical rough filtering foldable filter element body (1) and a cylindrical fine filtering foldable filter element body (2) which are sequentially sleeved from outside to inside, wherein the rough filtering foldable filter element body (1) and the fine filtering foldable filter element body (2) are equal in height, and two ends of the rough filtering foldable filter element body (1) and two ends of the fine filtering foldable filter element body (2) are respectively provided with a sealing cover (3). This double-deck compound folding filter core is formed by the two-layer folding filter core combination of different filter fineness, has promoted the filter fineness of individual layer filter core greatly. However, each filtering layer of the filter element is single and can not be split and combined, the requirement difference of people to the filtering effect of the filter element under different states can not be met, meanwhile, because the inner layer and the outer layer of the filter element are different in material and service life, when one filtering layer of the integral filter element is blocked, the whole filter element can not be used, and needs to be replaced, so that waste is caused, and secondly, the outer part of the filter element is not provided with a shell for fixing the filter element, so that the filter element can fall off after time;

therefore, a pleated filter element is needed to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of above-mentioned technique, provide a fold formula filter core.

In order to solve the technical problem, the utility model provides a technical scheme is a fold formula filter core: the filter element assembly comprises an upper end cover, a lower end cover, an outer shell, an inner shell, a filter element and a sealing ring, wherein the lower end cover is arranged at the lower end of the outer shell and is in threaded connection with the outer shell, a limiting snap ring is arranged on the lower end cover, circular ring grooves are formed in the upper end and the lower end of the inner shell, the inner shell is arranged in the middle of the outer shell, the lower end of the inner shell is clamped on the limiting snap ring through the circular ring grooves, a plurality of support rings are arranged on the periphery of the limiting snap ring on the lower end cover, the filter element is arranged between the outer shell and the inner shell in a fold stacking mode, the lower end of the filter element is located on the support rings, the upper end cover is arranged at the upper end of the outer shell, the upper end cover is in threaded connection with the outer shell, the sealing ring is arranged between the upper end cover and the outer shell, a water inlet is formed in the middle of the upper end cover, the circular ring grooves at the upper end of the inner shell extend into the water inlet, and a handle is arranged at the upper end of the water inlet on the upper end cover;

cylindrical filter cotton is arranged between the inner shell and the filter element;

and the outer shell and the inner shell are both uniformly provided with water permeable notches.

As the improvement, the filter core comprises polypropylene reticular fiber, non-woven fabrics and pp filter membrane, the pp filter membrane sets up at the middle part and is provided with the three-layer, pp filter membrane the superiors upper end, the lower extreme of lower floor all are equipped with the non-woven fabrics, the outside of non-woven fabrics all is equipped with polypropylene reticular fiber.

As an improvement, the upper end cover, the lower end cover, the outer shell and the inner shell are all made of polypropylene glass fiber materials.

Compared with the prior art, the utility model the advantage lie in: this filter core is whole to pass through the upper end cover, the lower end cover, and a housing, the inner shell, filter core and tube-shape filter pulp are constituteed, it is whole detachable, like this dismantle, it is more convenient when changing each part, secondly be provided with the tube-shape between inner shell and the filter core and filter pulp, can carry out primary filter to water like this, filter the great slag matter of aquatic, can increase the life-span of filter core like this, and can directly filter pulp more to the tube-shape when changing, save the resource like this, the filter core is located between shell and the tube-shape filter pulp, the filter core can rely on shell and tube-shape filter pulp like this, the phenomenon that drops for a long time can not appear, the filter core passes through the fold and piles up the mode setting and can increase discharge between shell and inner shell, and water flows from the inner shell, interior business turn over goes out and receive the sewage gauge, moreover, the steam is simple structure, it is more convenient to maintain.

Drawings

Fig. 1 is a front view of the pleated filter element of the present invention.

Fig. 2 is a perspective view of the pleated filter element of the present invention.

Fig. 3 is a schematic structural view of the pleated filter element of the present invention.

Fig. 4 isbase:Sub>A cross-sectional view taken atbase:Sub>A-base:Sub>A in fig. 1.

Fig. 5 is a schematic structural diagram of the inner shell of the pleated filter element of the present invention.

Fig. 6 is a schematic structural view of a lower end cap of a pleated filter element of the present invention.

Fig. 7 is a schematic structural diagram of the upper end cover of the pleated filter element of the present invention.

Fig. 8 is a schematic structural diagram of the pleated filter element sealing ring of the present invention.

As shown in the figure:

1. the filter comprises an upper end cover, 2, a lower end cover, 3, an outer shell, 4, an inner shell, 5, a filter element, 6, a sealing ring, 7, a limiting snap ring, 8, a circular groove, 9, a support ring, 10, a water inlet hole, 11, a handle, 12, a water permeable notch, 13, polypropylene reticular fiber, 14, non-woven fabric, 15, pp filter membrane, 16 and cylindrical filter cotton.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

With reference to fig. 1-8, a pleated filter element comprises an upper end cover 1, a lower end cover 2, an outer shell 3, an inner shell 4, a filter element 5 and a sealing ring 6, wherein the lower end cover 2 is arranged at the lower end of the outer shell 3 and is in threaded connection with the outer shell 3, a limiting snap ring 7 is arranged on the lower end cover 2, circular grooves 8 are arranged at the upper end and the lower end of the inner shell 4, the inner shell 4 is arranged in the middle of the outer shell 3, the lower end of the inner shell 4 is clamped on the limiting snap ring 7 through the circular grooves 8, a plurality of support rings 9 are arranged on the periphery of the limiting snap ring 7 on the lower end cover 2, the filter element 5 is arranged between the outer shell 3 and the inner shell 4 in a pleated stacking mode, the lower end of the filter element 5 is arranged on the support rings 9, the upper end cover 1 is arranged at the upper end of the outer shell 3, the upper end cover 1 is in threaded connection with the outer shell 3, a water inlet 10 is arranged in the middle of the upper end cover 1, a portion of the inner end cover 4 with the circular grooves 8 extends into the water inlet 10, and a handle 11 is arranged at the upper end of the upper end cover 1;

a cylindrical filter cotton 16 is arranged between the inner shell 4 and the filter element 5;

the outer shell 3 and the inner shell 4 are both provided with water-permeable notches 12 uniformly.

The filter core 5 comprises polypropylene reticular fiber 13, non-woven fabrics 14 and pp filter membrane 15, pp filter membrane 15 sets up at the middle part and is provided with the three-layer, pp filter membrane 15 the superiors upper end, the lower extreme of lower floor all are equipped with non-woven fabrics 14, the outside of non-woven fabrics 14 all is equipped with polypropylene reticular fiber 13.

The upper end cover 1, the lower end cover 2, the outer shell 3 and the inner shell 4 are all made of polypropylene glass fiber materials.

When the utility model is implemented, the filter element is integrally detachable through the upper end cover 1, the lower end cover 2, the outer shell 3, the inner shell 4, the filter element 5 and the tubular filter cotton 6, thus being convenient for disassembling and replacing each component,

during the use, water can get into through 4 upper ends of inner shell, then flows out from the notch 12 that permeates water on the inner shell 4, is provided with the tube-shape between inner shell 4 and the filter core 5 and crosses filter pulp 6, and water can carry out primary filter to water after the tube-shape crosses filter pulp 6, filters the great sediment matter of aquatic, and water can be filtered through filter core 5 afterwards, and the water that finishes of filtering can flow out through the notch 12 that permeates water on the shell 3, has just so accomplished the filtration to water.

In the description of the embodiments of the present invention, it should be noted that, if the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, it is only for convenience of description of the present invention and simplification of description, but not for indication or suggestion that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore, the present invention should not be construed as being limited thereby. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "suspended" and the like do not require that the components be absolutely horizontal or suspended, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" means at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "set", "mounted", "connected" and "connected" should be interpreted broadly, and may be, for example, a fixed connection, a detachable 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.

Claims

1. A pleated filter cartridge characterized by: the filter comprises an upper end cover (1), a lower end cover (2), an outer shell (3), an inner shell (4), a filter element (5) and a sealing ring (6), wherein the lower end cover (2) is arranged at the lower end of the outer shell (3) and is in threaded connection with the outer shell (3), a limiting snap ring (7) is arranged on the lower end cover (2), circular grooves (8) are formed in the upper end and the lower end of the inner shell (4), the inner shell (4) is arranged in the middle of the outer shell (3), the lower end of the inner shell (4) is clamped on the limiting snap ring (7) through the circular grooves (8), a plurality of support rings (9) are arranged on the periphery of the limiting snap ring (7) on the lower end cover (2), the filter element (5) is arranged at a position between the outer shell (3) and the inner shell (4) in a fold stacking mode, the lower end of the filter element (5) is positioned on the support rings (9), the upper end cover (1) is arranged at the upper end of the outer shell (3), the upper end cover (1) is connected with the outer shell (3) through threads, the sealing ring (6) is arranged between the upper end cover (1), a water inlet hole (10) is formed in the middle of the inner shell (4), and the inner end cover (10) extends to the upper end (4), a handle (11) is arranged at the upper end of the water inlet (10) on the upper end cover (1);

a cylindrical filter cotton (16) is arranged between the inner shell (4) and the filter element (5);

and water-permeable notches (12) are uniformly arranged on the outer shell (3) and the inner shell (4).

2. A pleated filter cartridge according to claim 1, wherein: filter core (5) comprise polypropylene reticular fiber (13), non-woven fabrics (14) and pp filter membrane (15), pp filter membrane (15) set up at the middle part and are provided with the three-layer, pp filter membrane (15) the superiors upper end, lower floor's lower extreme all are equipped with non-woven fabrics (14), the outside of non-woven fabrics (14) all is equipped with polypropylene reticular fiber (13).

3. A pleated filter cartridge according to claim 1, wherein: the upper end cover (1), the lower end cover (2), the outer shell (3) and the inner shell (4) are all made of polypropylene glass fiber materials.