CN217698706U

CN217698706U - Integrated efficient membrane unit and filter element

Info

Publication number: CN217698706U
Application number: CN202221549332.1U
Authority: CN
Inventors: 祝美娟
Original assignee: Hangzhou Subruichi Technology Co ltd
Current assignee: Hangzhou Subruichi Technology Co ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-11-01
Anticipated expiration: 2032-06-21

Abstract

The utility model discloses an integrated high-efficiency membrane unit and a filter element, which comprises a folded membrane, wherein the membrane is provided with a separation layer and a support layer, the folded membrane separation layer faces inwards, and the support layer faces outwards; the fifty percent discount the diaphragm is inside to be equipped with into the graticule mesh to the graticule mesh of intaking contacts with the separation layer of diaphragm. The utility model provides a membrane unit can shorten the flow path of dense water, can also realize the multithread and say the effect of going out dense water, has realized the design of two pages of diaphragms of conventional filter core when rolling up a page membrane, has improved the efficiency of water purification, makes the filter core by above-mentioned membrane unit, make full use of the space of filter core, improved the efficiency of water purification.

Description

Integrated efficient membrane unit and filter element

Technical Field

The utility model relates to a water purification technology field, in particular to high-efficient membrane unit of integral type and filter core.

Background

The principle of membrane filtration is that the separation and concentration of raw liquid are realized by utilizing the process of screening by using the aperture size of a membrane, taking the pressure difference between two sides of the membrane as a driving force and the membrane as a filtering medium, wherein the raw liquid flows through the surface of the membrane under certain pressure, the micropores on the surface of the membrane only allow water and small molecular substances to pass through to form permeate liquid, and the substances with the particle size larger than the micropores on the surface of the membrane in the raw liquid are intercepted on the liquid inlet side of the membrane to form concentrated liquid.

In the water purification technology field, will use the filter core to filter purification to water, traditional filter core single structure, dense water generally can only flow to single direction, and the speed of going out water is slower, leads to the water purification efficiency reduction of filter core, so, how to improve the play water speed of filter core has become the subject that the urgent need to be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient membrane unit of integral type and filter core. The utility model discloses can shorten the flow path of dense water, can also realize that the multithread says the effect of play dense water, improve the efficiency of water purification.

The technical scheme of the utility model: the integrated efficient membrane unit comprises a folded membrane, wherein the membrane is provided with a separation layer and a supporting layer, the folded membrane separation layer faces inwards, and the supporting layer faces outwards; the fifty percent discount the diaphragm is inside to be equipped with into the graticule mesh to the graticule mesh of intaking contacts with the separation layer of diaphragm.

In the integrated high-efficiency membrane unit, the membrane sheet is folded in such a manner that long sides are overlapped and short sides are folded in half.

A filter element made of the membrane unit comprises a central tube, wherein the central tube is provided with a cavity, and the surface of the central tube is provided with a plurality of through holes communicated with the cavity; the surface of the central pipe is connected with a water producing grid, the membrane unit is arranged on the surface of the water producing grid, and the water producing grid and the membrane unit are rolled on the surface of the central pipe; and the membrane unit is provided with a sealing gum with a U-shaped structure.

In the filter element, the sealant comprises short glue lines arranged along the short edges of the two sides of the membrane unit and long glue lines arranged along the long edges of the double-opening side of the membrane unit, and the two ends of the long glue line are respectively connected with the two short glue lines to form a U-shaped structure; produce and be equipped with two side rubber lines on the water graticule mesh, the side rubber line begins to extend to the both sides of producing the water graticule mesh with membrane unit folding department.

In the filter element, the rolling direction of the water producing grid and the membrane unit is parallel to the folding line direction of the membrane unit.

In the foregoing filter element, the filter element has a water inlet surface for water inlet and a pure water outlet surface for pure water.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses make membrane unit by the diaphragm of fifty percent discount and the graticule mesh of intaking, after rivers entered membrane unit, dense water can flow to two short avris of membrane unit to shorten the flow path of dense water, can also realize the effect that the multithread says out dense water, improved the efficiency of water purification; the membrane unit and the water production grid net are rolled on the surface of a central pipe to form a filter element, the filter element is provided with a water inlet surface and a pure water outlet surface, when the filter element is actually used, water flows enter from the water inlet surface, part of concentrated water enters into a cavity of the central pipe through a through hole and flows out from one end of the central pipe, the other part of concentrated water flows out from the periphery of the filter element, and the pure water flows out from the pure water outlet surface of the filter element; to sum up, rivers enter into the filter core after, dense water can flow to two directions, have realized realizing the design of two pages of membranes of conventional filter core when rolling up a page membrane, have increased the inside runner quantity of filter core, make full use of the space of filter core, have improved the efficiency of water purification.

2. The utility model discloses in, the diaphragm can be one of micro-filtration membrane, milipore filter, nanofiltration membrane or reverse osmosis membrane, can filter the quality of water of different grade type to enlarge the application scope of membrane unit.

Drawings

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

FIG. 2 is an assembly view of the diaphragm and the water inlet grid of the present invention;

FIG. 3 is a schematic structural view of the membrane unit of the present invention;

FIG. 4 is a schematic view of the connection of the water-producing grid with the central tube according to the present invention;

FIG. 5 is an assembly view of the water-producing grid and the central tube of the present invention;

FIG. 6 is a schematic view of the application of the sealant according to the present invention;

FIG. 7 is a schematic diagram of the water inlet direction and the concentrated water outlet direction in the water inlet grid;

FIG. 8 is a schematic view showing the flow of pure water in the water inlet grid;

FIG. 9 is a schematic view of the direction of water inlet and concentrate outlet in the cartridge;

fig. 10 is a schematic flow diagram of pure water in the filter element.

The symbols in the drawings are: 1-a membrane; 1 a-a separation layer; 1 b-a support layer; 2-a water inlet grid; 3-producing a water grid; 4-a central tube; 5-a cavity; 6-sealing glue; 61-short glue lines; 62-long glue lines; 63-side glue lines; 7-through holes.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Example (b): an integrated high-efficiency membrane unit is shown in attached figures 1 and 2 and comprises a folded membrane 1, wherein the membrane 1 is folded in a way that long sides are overlapped and short sides are folded in half, the membrane 1 can be one of a micro-filtration membrane, an ultrafiltration membrane, a nanofiltration membrane or a reverse osmosis membrane, and can be used for filtering water of different types, so that the application range of the membrane unit is expanded, the membrane 1 is provided with a separation layer 1a and a support layer 1b, the separation layer 1a of the folded membrane 1 is inward, and the support layer 1b is outward; as shown in fig. 3, a water inlet grid 2 is arranged inside the folded membrane 1, and the water inlet grid 2 is in contact with the separation layer 1a of the membrane 1.

A filter element made of the membrane unit is shown in figures 4 and 5, and comprises a central tube 4, wherein the central tube 4 is provided with a cavity 5, and the surface of the central tube 4 is provided with a plurality of through holes 7 communicated with the cavity 5; the surface of the central tube 4 is connected with a water producing grid 3, and it is worth noting that the surface of the central tube 4 can be connected with a plurality of water producing grids 3, the membrane units are arranged on the surface of the water producing grids 3, the water producing grids 3 and the membrane units are rolled on the surface of the central tube 4, and the rolling directions of the water producing grids 3 and the membrane units are parallel to the folding line direction of the membrane units; as shown in fig. 6, the film unit is provided with a U-shaped sealant 6, the sealant 6 includes short glue lines 61 arranged along the short sides of the two sides of the film unit and long glue lines 62 arranged along the long sides of the folded opening side of the film unit, and two ends of the long glue lines 62 are respectively connected with the two short glue lines 61 to form a U-shaped structure; produce and be equipped with two side rubber lines 63 on the water graticule mesh 3, side rubber line 63 begins to extend to the both sides of producing water graticule mesh 3 with membrane unit folding department.

As shown in figure 7, the water flow enters from the folded opening side of the membrane unit, the concentrated water flows to the short sides of the two sides of the membrane unit, and as shown in figure 8, the pure water flows towards the opening direction of the U-shaped structure.

As shown in fig. 9 and fig. 10, the filter element has a water inlet surface and a pure water outlet surface, the water inlet surface is located at the opening side of the folding film unit, the pure water outlet surface is located at the opening side of the U-shaped structure, the water inlet surface is used for water inlet, and the pure water outlet surface is used for pure water outlet.

Specifically, when in actual use, water flows into the water inlet surface, part of concentrated water enters the cavity 5 of the central tube 4 through the through hole 7 and flows out of one end of the central tube 4, the other part of concentrated water flows out of the periphery of the filter element, and the pure water flows out of the pure water outlet surface of the filter element.

In conclusion, after water flows enter the filter element, concentrated water can flow in two directions, the two-page design of the conventional filter element is realized while one page of membrane is rolled, the number of flow passages in the filter element is increased, the space of the filter element is fully utilized, and the water purifying efficiency is improved.

Claims

1. High-efficient membrane unit of integral type, its characterized in that: the double-folded diaphragm (1) comprises a double-folded diaphragm (1), wherein the diaphragm (1) is provided with a separation layer (1 a) and a support layer (1 b), the separation layer (1 a) of the double-folded diaphragm (1) is inward, and the support layer (1 b) is outward; the fifty percent discount diaphragm (1) is inside to be equipped with into water graticule mesh (2) to the separation layer (1 a) of the graticule mesh (2) of intaking and diaphragm (1) contact.

2. The integrated high efficiency membrane unit of claim 1, wherein: the membrane (1) is folded in a way that long sides are overlapped and short sides are folded in half.

3. A cartridge made from the membrane unit of any one of claims 1-2, wherein: the device comprises a central tube (4), wherein the central tube (4) is provided with a cavity (5), and the surface of the central tube (4) is provided with a plurality of through holes (7) communicated with the cavity (5); the surface of the central tube (4) is connected with a water producing grid (3), the membrane unit is arranged on the surface of the water producing grid (3), and the water producing grid (3) and the membrane unit are rolled on the surface of the central tube (4); and the membrane unit is provided with a sealing glue (6) with a U-shaped structure.

4. A filter cartridge as recited in claim 3, wherein: the sealant (6) comprises short glue lines (61) arranged along the short sides of the two sides of the film unit and long glue lines (62) arranged along the long sides of the folded opening side of the film unit, and the two ends of each long glue line (62) are respectively connected with the two short glue lines (61) to form a U-shaped structure; produce and be equipped with two side rubber lines (63) on water graticule mesh (3), side rubber line (63) begin to extend to the both sides of producing water graticule mesh (3) with membrane unit folding department.

5. A filter cartridge as recited in claim 3, wherein: the rolling direction of the water producing grid (3) and the membrane unit is parallel to the folding line direction of the membrane unit.

6. A filter cartridge as recited in claim 3, wherein: the filter element is provided with a water inlet surface and a pure water outlet surface, the water inlet surface is used for water inlet, and the pure water outlet surface is used for pure water outlet.