CN218968936U

CN218968936U - Composite filter element assembly with moisture resistance

Info

Publication number: CN218968936U
Application number: CN202223087515.9U
Authority: CN
Inventors: 赵俊杰; 汪雅婷; 朱星星; 冷盼
Original assignee: Jiangsu Olite New Materials Co ltd
Current assignee: Jiangsu Olite New Materials Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-05-05
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a composite filter element assembly with moisture resistance, and relates to the technical field of filter element structures. According to the utility model, the first filter element and the second filter element are arranged for filtering, the top cover is opened by manually screwing the screws, at the moment, the top cover can release the limit of the central tube and the annular mounting plate, so that the first filter element, the central tube and the second filter element can be quickly taken and replaced, the spherical rod is separated from the inside of the clamping groove by manually operating the flat plate when the central tube is taken, the second filter element is fixed and is conveniently and quickly replaced, the annular scraping block is driven by the second filter element to move to clean the inner side wall of the central tube when the second filter element is replaced, a large amount of scale is prevented from being adhered to the inner side of the central tube after long-time use, and further the influence on the service performance of products is prevented.

Description

Composite filter element assembly with moisture resistance

Technical Field

The utility model relates to the technical field of filter element structures, in particular to a composite filter element assembly with moisture resistance.

Background

The composite filter element scientifically integrates one or more filter elements with independent functions on one filter element according to the needs, plays the role at the same time, is widely applied to a water purification system due to high filtering efficiency and wide applicable environment, and gradually enters a drinking water system of a household along with the development of society, and the inside composite filter element assembly of the water purification equipment in the market generally adopts a reverse osmosis filter element structure and a carbon rod filter element structure to be used together so as to ensure the filtering effect of the water purification equipment.

After the existing composite filter element assembly is used for a long time, the replacement period of each filter element is inconsistent, so that the inconvenience of filter element replacement is increased, the filtering effect is poor, the filtering precision is further influenced, the experience effect of a user is further influenced, and certain improvement is needed.

Disclosure of Invention

The utility model aims to provide a composite filter element assembly with moisture resistance, which can realize the effect of quickly replacing a filter element in the composite filter element assembly.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a compound filter element assembly that possesses moisture resistance, includes the shell, the top of shell is through screw fixedly connected with top cap, the inside of top cap is provided with the center tube, the inner periphery side of center tube is provided with second filter element, the bottom fixedly connected with flat board of second filter element, the top of flat board is provided with a plurality of auxiliary fixing components, the bottom of flat board is provided with the installation piece, the inside of installation piece is provided with auxiliary sealing component;

the auxiliary sealing assembly is located below the flat plate and comprises a first inner cavity, an elastic air bag is fixedly connected to the bottom side of the inner portion of the first inner cavity, a sliding plate is fixedly connected to the top of the elastic air bag and is arranged inside the first inner cavity in a sliding mode, an air conveying pipe is communicated with one side of the elastic air bag, a shrinkage air bag is communicated with the other end of the air conveying pipe, the shrinkage air bag is arranged in a second inner cavity in an annular shape, and the second inner cavity is located inside the installation block.

Further, the other side fixedly connected with annular flexible piece of shrink gasbag, the opposite side fixedly connected with annular flexible sealing washer of annular flexible piece, flexible sealing washer and annular flexible piece all slide the inside that sets up at the second inner chamber.

Further, the first inner cavity is located inside the installation block, the bottom of the installation block is fixedly connected with the inner side wall of the shell, and the joint of the shell and the installation block is communicated with a water inlet end.

Further, one end of the water inlet end is communicated with a water inlet channel, the water inlet channel is positioned in the installation block, and the water inlet channel is positioned below the first inner cavity.

Further, the inside of center tube is the linear distribution and has a plurality of first through-holes, the outer circumference of center tube is provided with first filter element, first filter element sets up to reverse osmosis membrane layer.

Further, the bottom of first filter element and installation piece fixed connection, the top fixedly connected with annular mounting panel of first filter element, annular mounting panel sets up the inside top side at the shell.

Further, the auxiliary fixing assembly comprises a clamping groove, the clamping groove is located at the inner bottom side of the central tube, and an annular elastic piece is fixedly connected to one side of the inner portion of the clamping groove.

Further, the inner circumference side of annular elastic component is provided with the spherical pole, the bottom of spherical pole and dull and stereotyped top fixed connection.

Further, the top fixedly connected with annular scraping block of second filter element, annular scraping block is located the annular groove that the center tube was seted up, and the inside both sides of annular groove all fixedly connected with annular wear-resisting sealing washer, two wear-resisting sealing washer setting are in annular scraping the periphery side of piece.

Further, the inside of second filter element is provided with the pure water passageway, the top intercommunication of pure water passageway has the water outlet end, the water outlet end is located the inside top side of center tube, second filter element sets up to the carbon-point filter core.

Compared with the prior art, the beneficial effect of this scheme is as follows:

1. this scheme is through waiting to filter the water with the outside and being connected, first filter element and second filter element through setting up filters it, through combining two kinds of filtration modes, when guaranteeing its filtration demand, the effectual use volume and the pipeline overall arrangement of having reduced the product, greatly reduced the use cost of product, manual screw opens the top cap, the top cap can be released the spacing of center tube and annular mounting panel this moment, can take and change first filter element fast, center tube and second filter element, when taking the center tube, the manual operation flat board makes the spherical pole back break away from the inside of draw-in groove, remove the fixed to second filter element, be convenient for carry out quick replacement to it, when changing to second filter element, second filter element can drive annular scraping block removal, the inside wall of center tube is clean, prevent that the inside of center tube from having a large amount of adhesion to after the long-time use, and then prevent to cause the influence to the performance of product, the moisture resistance effect of filter core has been increased through the reverse osmosis membrane layer that sets up, prevent to cause the use influence to the product.

2. In this scheme, after changing, place first filter element, center tube, second filter element and flat board to the inside of shell, then pass through the screw fixation with the top cap in the outside of shell, the shell can extrude the center tube this moment, carry the inside of shrink gasbag with the inside gas delivery of elasticity gasbag, make it produce the inflation and drive annular flexible piece and flexible sealing washer and remove, press from both sides tight seal to the flat board and fix, prevent when using, the water source enters into the inside of pure water passageway through its gap, leads to the fact the influence to the whole filter effect of product.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a structure for embodying the present utility model;

FIG. 2 is a schematic view of the internal structure of a housing for embodying the present utility model;

FIG. 3 is a schematic view of a partial enlarged structure at A of FIG. 2 for embodying the present utility model;

fig. 4 is a schematic view of a partial enlarged structure at B of fig. 2 for embodying the present utility model.

In the figure: 1. a housing; 2. a top cover; 3. a first filter element; 4. a central tube; 5. a second filter element; 6. a flat plate; 7. an auxiliary seal assembly; 701. a first lumen; 702. an elastic air bag; 703. a slide plate; 704. an air delivery pipe; 705. deflating the balloon; 706. an annular flexible member; 707. a flexible sealing ring; 8. an auxiliary fixing assembly; 801. a clamping groove; 802. a spherical rod; 803. an annular elastic member; 9. an annular scraping block; 10. wear-resistant sealing rings; 11. a mounting block; 12. a water inlet end; 13. an annular mounting plate; 14. a pure water passage; 15. and a water outlet end.

Detailed Description

In order that the utility model may be more readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

Example 1

1-4, a composite filter element assembly with moisture resistance comprises a shell 1, wherein the top of the shell 1 is fixedly connected with a top cover 2 through screws, a central tube 4 is arranged in the top cover 2, a second filter element 5 is arranged on the inner peripheral side of the central tube 4, a flat plate 6 is fixedly connected to the bottom of the second filter element 5, a plurality of auxiliary fixing components 8 are arranged above the flat plate 6, a mounting block 11 is arranged at the bottom of the flat plate 6, and an auxiliary sealing component 7 is arranged in the mounting block 11;

the auxiliary sealing assembly 7 is located the below of dull and stereotyped 6, and auxiliary sealing assembly 7 includes first inner chamber 701, and the inside bottom side fixedly connected with elasticity gasbag 702 of first inner chamber 701, the top fixedly connected with slide 703 of elasticity gasbag 702, slide 703 slip setting is in the inside of first inner chamber 701, and one side intercommunication of elasticity gasbag 702 has air conveying pipe 704, and the other end intercommunication of air conveying pipe 704 has shrink gasbag 705, and shrink gasbag 705 sets up in annular second inner chamber, and the second inner chamber is located the inside of installation piece 11.

In practical application, through waiting to filter the water with the outside and being connected, when the outside wait to filter the inside of water to shell 1, filter it through first filter element 3 and the second filter element 5 that set up, filter the back and discharge through pure water passageway 14 and play water end 15, through combining two kinds of filtration modes of reverse osmosis filter core and carbon-point filter core, when guaranteeing its filtration demand, the effectual volume of use and the pipeline overall arrangement of product that have reduced, greatly reduced the use cost of product, when needs to filter first filter element 3 and second filter element 5, manual screw opens top cap 2, top cap 2 can be released the spacing of center tube 4 and annular mounting panel 13 this moment, can take and change first filter element 3 fast, center tube 4 and second filter element 5, support first filter element 3 and second filter element 5 through center tube 4 that sets up, and then guaranteed the performance of product.

Example 2

1-4, the other side fixedly connected with annular flexible piece 706 of shrink gasbag 705, the opposite side fixedly connected with annular flexible sealing washer 707 of annular flexible piece 706, flexible sealing washer 707 and annular flexible piece 706 all slide and set up in the inside of second inner chamber, first inner chamber 701 is located the inside of installation piece 11, the bottom of installation piece 11 and the inside wall fixed connection of shell 1, the department intercommunication that shell 1 and installation piece 11 meet has inlet end 12, inlet end 12's one end intercommunication has the inlet channel, inlet channel is located the inside of installation piece 11, and inlet channel is located the below of first inner chamber 701, the inside of center tube 4 is linear distribution and has a plurality of first through-holes, the outer circumference of center tube 4 is provided with first filter element 3, first filter element 3 sets up to reverse osmosis membrane layer, the bottom of first filter element 3 and installation piece 11 fixed connection, the top fixedly connected with annular mounting plate 13 of first filter element 3, annular mounting plate 13 sets up in the inside top side of shell 1.

In practical application, after the replacement is finished, the first filter element 3, the central tube 4, the second filter element 5 and the flat plate 6 are placed in the shell 1, then the top cover 2 is fixed on the outer side of the shell 1 through screws, at the moment, the shell 1 extrudes the central tube 4, power is transmitted to the flat plate 6 by utilizing the linkage effect between the central tube 4 and the flat plate 6, the flat plate 6 drives the sliding plate 703 to move downwards, gas in the elastic air bag 702 is conveyed to the inside of the shrinkage air bag 705 through the air conveying pipe 704, the annular flexible piece 706 and the flexible sealing ring 707 are driven to move towards the direction of the flat plate 6 by expansion, the flat plate 6 is clamped, sealed and fixed, and when the water source is prevented from entering the inside of the pure water channel 14 through a gap of the water source, and the whole filtering effect of a product is influenced.

Example 3

1-4, the auxiliary fixing component 8 comprises a clamping groove 801, the clamping groove 801 is located at the inner bottom side of the central tube 4, an annular elastic piece 803 is fixedly connected to one side of the inner portion of the clamping groove 801, a spherical rod 802 is arranged on the inner peripheral side of the annular elastic piece 803, the bottom end of the spherical rod 802 is fixedly connected with the top of the flat plate 6, the annular scraping block 9 is fixedly connected to the top of the second filter element 5, the annular scraping block 9 is located in an annular groove formed in the central tube 4, annular abrasion-resistant sealing rings 10 are fixedly connected to two sides of the inner portion of the annular groove, two abrasion-resistant sealing rings 10 are arranged on the outer peripheral side of the annular scraping block 9, a pure water channel 14 is arranged in the second filter element 5, a water outlet end 15 is located at the inner top side of the central tube 4 and is communicated with the top of the pure water channel 14, and the second filter element 5 is a carbon rod filter element.

In practical application, when taking the center tube 4, the manual operation flat plate 6 makes its direction that deviates from the center tube 4 remove, utilize the linkage effect between flat plate 6 and the spherical pole 802, transmit power to the spherical pole 802, make the spherical pole 802 deviate from the orientation of draw-in groove 801 and remove, when its effort is great, the spherical pole 802 can extrude annular elastic component 803, the spherical pole 802 can break away from the inside of draw-in groove 801 this moment, remove the fixed to second filter element 5, be convenient for carry out quick replacement to it, when changing second filter element 5, second filter element 5 can drive annular scraping block 9 and remove, the inside wall of center tube 4 cleans, prevent that the inside of center tube 4 from having a large amount of incrustations after long-time use, and then prevent to cause the influence to the performance of product.

Working principle: when in use, the water inlet end 12 is connected with an external water body to be filtered, when the external water body to be filtered is conveyed into the shell 1, the water body to be filtered is filtered through the first filter element 3 and the second filter element 5, the filtered water is discharged through the pure water channel 14 and the water outlet end 15, when the first filter element 3 and the second filter element 5 are required to be filtered, the top cover 2 is opened by manually screwing the screw, at the moment, the top cover 2 can release the limit of the central tube 4 and the annular mounting plate 13, the first filter element 3, the central tube 4 and the second filter element 5 can be quickly taken and replaced, the central tube 4 is taken, the flat plate 6 is manually operated to move in the direction deviating from the central tube 4, the power is transmitted to the spherical rod 802 by utilizing the linkage effect between the flat plate 6 and the spherical rod 802, when the acting force of the spherical rod 802 is large, the spherical rod 802 extrudes the annular elastic piece 803, the spherical rod 802 is separated from the inside of the clamping groove 801, the fixation of the second filter element 5 is released, the second filter element 5 is convenient to replace quickly, after the replacement is finished, the first filter element 3, the central tube 4, the second filter element 5 and the flat plate 6 are placed in the shell 1, then the top cover 2 is fixed on the outer side of the shell 1 through screws, the shell 1 extrudes the central tube 4, the power is transmitted to the flat plate 6 by utilizing the linkage effect between the central tube 4 and the flat plate 6, the flat plate 6 drives the sliding plate 703 to move downwards, the gas in the elastic air bag 702 is conveyed to the inside of the shrinkage air bag 705 through the air conveying pipe 704, the expansion of the gas is generated to drive the annular flexible piece 706 and the flexible sealing ring 707 to move towards the direction of the flat plate 6, the flat plate 6 is clamped, sealed and fixed.

In addition to the above embodiments, the present utility model may have other embodiments; all technical schemes formed by equivalent substitution or equivalent transformation fall within the protection scope of the utility model.

Claims

1. The utility model provides a compound filter core subassembly that possesses moisture resistance, its characterized in that, including shell (1), the top of shell (1) is through screw fixedly connected with top cap (2), the inside of top cap (2) is provided with center tube (4), the inner periphery side of center tube (4) is provided with second filter element (5), the bottom fixedly connected with flat board (6) of second filter element (5), the top of flat board (6) is provided with a plurality of auxiliary fixing components (8), the bottom of flat board (6) is provided with installation piece (11), the inside of installation piece (11) is provided with auxiliary seal subassembly (7);

the auxiliary sealing assembly (7) is located below the flat plate (6), the auxiliary sealing assembly (7) comprises a first inner cavity (701), an elastic air bag (702) is fixedly connected to the inner bottom side of the first inner cavity (701), a sliding plate (703) is fixedly connected to the top of the elastic air bag (702), the sliding plate (703) is slidably arranged inside the first inner cavity (701), an air conveying pipe (704) is communicated with one side of the elastic air bag (702), a shrinkage air bag (705) is communicated with the other end of the air conveying pipe (704), the shrinkage air bag (705) is arranged in a second inner cavity in an annular shape, and the second inner cavity is located inside the installation block (11).

2. The composite filter element assembly with moisture resistance according to claim 1, wherein an annular flexible member (706) is fixedly connected to the other side of the shrinkage air bag (705), an annular flexible sealing ring (707) is fixedly connected to the other side of the annular flexible member (706), and the flexible sealing ring (707) and the annular flexible member (706) are both slidably arranged in the second inner cavity.

3. The composite filter element assembly with moisture resistance according to claim 1, wherein the first inner cavity (701) is located inside the installation block (11), the bottom of the installation block (11) is fixedly connected with the inner side wall of the housing (1), and a water inlet end (12) is communicated with the joint of the housing (1) and the installation block (11).

4. A composite filter element assembly with moisture resistance according to claim 3, wherein one end of the water inlet end (12) is connected with a water inlet channel, the water inlet channel is located in the mounting block (11), and the water inlet channel is located below the first inner cavity (701).

5. The composite filter element assembly with moisture resistance according to claim 1, wherein a plurality of first through holes are linearly distributed in the central tube (4), a first filter element (3) is arranged on the outer circumference of the central tube (4), and the first filter element (3) is a reverse osmosis membrane layer.

6. The composite filter element assembly with moisture resistance according to claim 5, wherein the bottom of the first filter element (3) is fixedly connected with the mounting block (11), the top of the first filter element (3) is fixedly connected with the annular mounting plate (13), and the annular mounting plate (13) is arranged on the inner top side of the housing (1).

7. The composite filter element assembly with moisture resistance according to claim 1, wherein the auxiliary fixing assembly (8) comprises a clamping groove (801), the clamping groove (801) is located at the inner bottom side of the central tube (4), and an annular elastic piece (803) is fixedly connected to one inner side of the clamping groove (801).

8. The composite filter element assembly with moisture resistance according to claim 7, wherein a spherical rod (802) is arranged on the inner peripheral side of the annular elastic member (803), and the bottom end of the spherical rod (802) is fixedly connected with the top of the flat plate (6).

9. The composite filter element assembly with the moisture resistance according to claim 1, wherein the top of the second filter element (5) is fixedly connected with an annular scraping block (9), the annular scraping block (9) is located in an annular groove formed in the central tube (4), annular wear-resistant sealing rings (10) are fixedly connected to two sides of the inner portion of the annular groove, and the two wear-resistant sealing rings (10) are arranged on the outer periphery side of the annular scraping block (9).

10. A composite filter element assembly with moisture resistance according to claim 9, wherein the second filter element (5) is internally provided with a pure water channel (14), the top of the pure water channel (14) is communicated with a water outlet end (15), the water outlet end (15) is located at the top side of the interior of the central tube (4), and the second filter element (5) is provided as a carbon rod filter element.