CN214192669U - Membrane filter and membrane filter assembly - Google Patents
Membrane filter and membrane filter assembly Download PDFInfo
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- CN214192669U CN214192669U CN202022685191.3U CN202022685191U CN214192669U CN 214192669 U CN214192669 U CN 214192669U CN 202022685191 U CN202022685191 U CN 202022685191U CN 214192669 U CN214192669 U CN 214192669U
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Abstract
The utility model discloses a membrane filter, which comprises a water purifying pipe and a water tank arranged on the top of the water purifying pipe, wherein the middle part of the water purifying pipe is provided with a broom-type water purifying ultrafiltration membrane component; the top of the broom-type water purification ultrafiltration membrane component is provided with a purified water outlet communicated with the water tank, the side wall of the broom-type water purification ultrafiltration membrane component is provided with a water permeable micropore in a penetrating way, and the bottom of the broom-type water purification ultrafiltration membrane component is sealed; the bottom of the water purifying pipe is sealed, and the lower end of the water purifying pipe is provided with a raw water inlet valve and a sewage draining valve; the water tank is provided with a water outlet pipe, and when water is purified, raw water enters the water purifying pipe from the raw water inlet valve, is filtered by the water permeable micropores to obtain purified water, and then is discharged into the water tank from the purified water outlet; during back washing, the water pressure of raw water entering from a raw water inlet valve is reduced to be smaller than the water pressure of purified water in a water tank, and the purified water passes through a purified water outlet from top to bottom and then is washed out from the water-permeable micropores, so that impurities stuck on the broom-type water purification ultrafiltration membrane component are washed, the washing is convenient, the washing difficulty is greatly reduced compared with the prior art, and the washing cost is saved.
Description
Technical Field
The utility model relates to a water treatment technical field especially relates to a membrane filter and adopts membrane filter subassembly of this membrane filter equipment.
Background
With the development of society, water purification equipment has gone into thousands of households and is popular with the public, an ultrafiltration membrane arranged in a membrane filter is a main water purification device and is mostly composed of internal pressure or external pressure type fiber bundle wires, the water purification effect is good, the surface of each fiber bundle wire is provided with a filter hole of 0.01mm, but after the water purification device is used for a period of time, impurity particles are attached to the surface of each fiber bundle wire to block the filter holes, so that manual disassembly and cleaning are needed, acid-containing solution is sometimes needed to be added, and the cleaning cost is high and dangerous.
Those skilled in the art have therefore been devoted to developing an easily cleaned membrane filter and a membrane filter assembly assembled using the same.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the technical problem to be solved by the present invention is to provide a membrane filter that is easy to clean.
In order to achieve the purpose, the membrane filter provided by the utility model comprises a water purification pipe and a water tank arranged on the top of the water purification pipe, wherein the middle part of the water purification pipe is provided with a broom-type water purification ultrafiltration membrane component; the top of the broom-type water purification ultrafiltration membrane component is provided with a purified water outlet communicated with the water tank, the side wall of the broom-type water purification ultrafiltration membrane component is provided with a water permeable micropore in a penetrating way, and the bottom of the broom-type water purification ultrafiltration membrane component is sealed; the bottom of the water purifying pipe is sealed, and the lower end of the water purifying pipe is provided with a raw water inlet valve and a drain valve; the water tank is provided with a water outlet pipe.
Broom formula water purification milipore filter subassembly comprises solid fixed ring and a plurality of independent external pressure formula hollow fiber, a plurality of external pressure formula hollow fiber's upper end is closely fixed by the centre gripping in the fixed ring, single external pressure formula hollow fiber's lower extreme is freely waved, the pure water export sets up singly external pressure formula hollow fiber's top, and the micropore of permeating water runs through the setting and is single on external pressure formula hollow fiber's the lateral wall, single external pressure formula hollow fiber's bottom is sealed.
The aperture of the water-permeable micropores is 0.1-100 mu m.
And adhesive is filled in gaps between the upper ends of the external pressure type hollow fibers and between the external pressure type hollow fibers and the fixing ring.
The side wall of the lower end of the water purifying pipe is provided with a main water inlet, and the raw water inlet valve and the drain valve are both arranged on the main water inlet.
And a water inlet regulating valve is also arranged between the main water inlet and the raw water inlet valve.
And a sewage discharge regulating valve is also arranged between the main water inlet and the sewage discharge valve.
The bottom of the water purifying pipe is connected with a sealing bottom plate.
The utility model also provides an adopt above-mentioned membrane filter's membrane filter subassembly, the water purification pipe is provided with a plurality of independent side by side, install two at least in the water purification pipe broom-type water purification milipore filter subassembly, whole the top installation and the intercommunication of water purification pipe have one the water tank, raw water intaking valve and blowoff valve are installed respectively the both sides of water purification pipe, all the exit linkage of blowoff valve has a blowdown house steward, and is whole the entry linkage of raw water intaking valve has a water intaking house steward.
The top of the broom-type water purification ultrafiltration membrane component is connected with the water tank through a horn-mouth collecting pipe.
The utility model has the advantages that: the membrane filter of the utility model comprises a water purifying pipe and a water tank arranged on the top of the water purifying pipe, wherein the middle part of the water purifying pipe is provided with a broom-type water purifying ultrafiltration membrane component; the top of the broom-type water purification ultrafiltration membrane component is provided with a purified water outlet communicated with the water tank, the side wall of the broom-type water purification ultrafiltration membrane component is provided with a water permeable micropore in a penetrating way, and the bottom of the broom-type water purification ultrafiltration membrane component is sealed; the bottom of the water purifying pipe is sealed, and the lower end of the water purifying pipe is provided with a raw water inlet valve and a sewage draining valve; the water tank is provided with a water outlet pipe, and when water is purified, raw water enters the water purifying pipe from the raw water inlet valve, is filtered by the water permeable micropores to obtain purified water, and then is discharged into the water tank from the purified water outlet; during back washing, the water pressure of raw water entering from a raw water inlet valve is reduced to be smaller than the water pressure of pure water in a water tank, and the pure water is washed out from top to bottom through the water-permeable micropores, so that impurities stuck on the broom-type water-purifying ultrafiltration membrane component are washed, the washing is convenient, the washing difficulty is greatly reduced compared with the prior art, and the washing cost is saved.
Drawings
FIG. 1 is a schematic structural view of a membrane filter according to the present invention;
FIG. 2 is a schematic structural view of the broom-type water purification ultrafiltration membrane module of the present invention during water purification;
FIG. 3 is a schematic structural view of the broom-type water purification ultrafiltration membrane module of the present invention during washing;
FIG. 4 is a top view of the broom-type water purification ultrafiltration membrane module of the present invention;
figure 5 is a left side view of the membrane filter assembly of the present invention;
figure 6 is a cross-sectional view of the membrane filter assembly of the present invention;
figure 7 is a top view of the membrane filter assembly of the present invention;
figure 8 is a right side view of the membrane filter assembly of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein it is noted that, in the description of the invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular manner, and therefore should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, the membrane filter comprises a purified water pipe 6 and a water tank 10 arranged on the top of the purified water pipe 6, wherein a broom-type purified water ultrafiltration membrane assembly 5 is arranged in the middle of the purified water pipe 6; the top of the broom-type water purification ultrafiltration membrane component 5 is provided with a purified water outlet 3 communicated with the water tank 10, the side wall of the broom-type water purification ultrafiltration membrane component is provided with a water permeable micropore in a penetrating way, and the bottom of the broom-type water purification ultrafiltration membrane component is sealed; the bottom of the water purifying pipe 6 is sealed, and the bottom of the water purifying pipe 6 is connected with a sealing bottom plate 11; the lower end is provided with a raw water inlet valve 7 and a blow-down valve 8; the water tank 10 is provided with a water outlet pipe 9; when water is purified, raw water enters the water purifying pipe from the raw water inlet valve and is filtered by the water permeable micropores to obtain purified water, and then the purified water is discharged into the water tank from the purified water outlet; during back washing, the water pressure of raw water entering from a raw water inlet valve is reduced to be smaller than the water pressure of pure water in a water tank, and the pure water is washed out from top to bottom through the water-permeable micropores, so that impurities stuck on the broom-type water-purifying ultrafiltration membrane component are washed, the washing is convenient, the washing difficulty is greatly reduced compared with the prior art, and the washing cost is saved.
In this embodiment, the broom-type water purification ultrafiltration membrane module 5 is composed of a fixing ring 1 and a plurality of independent external-pressure type hollow fibers 2, the upper ends of the plurality of external-pressure type hollow fibers 2 are clamped and tightly fixed in the fixing ring 1, the lower end of a single external-pressure type hollow fiber 2 freely floats, a purified water outlet 3 is arranged at the top of the single external-pressure type hollow fiber 2, a water permeable micropore penetrates through the side wall of the single external-pressure type hollow fiber 2, and the bottom of the single external-pressure type hollow fiber 2 is sealed; the aperture of the water-permeable micropores is 0.1-100 mu m; in this embodiment, the gaps between the upper ends of a plurality of external pressure type hollow fibers 2 and between the external pressure type hollow fibers 2 and the fixing ring 1 are filled with adhesive 4, the fixing ring 1 and the external pressure type hollow fibers 2 are integrated by the adhesive 4, the structure is firm, and the sealing effect between the fixing ring 1 and the external pressure type hollow fibers 2 is good.
Further, there are two bottom sealing methods for the single external pressure type hollow fiber 2, one is that the bottom of the single external pressure type hollow fiber 2 is pasted and sealed by a hot melt method, and the other is that the bottom of the single external pressure type hollow fiber 2 is sealed by an adhesive pasting method.
In this embodiment, the fixing ring 1 may be of any geometric shape, so as to be conveniently suitable for different equipment requirements.
The broom-type water purification ultrafiltration membrane component 5 has the same working principle as the existing water purification membrane on the market when in water purification, when in a water purification working state, raw water submerges the lower end of the water purification ultrafiltration membrane component, the purified water outlet 3 is positioned above the water surface of the raw water, each external pressure type hollow fiber 2 is in a free state in the water and moves along with the water flow, so that impurities in the water cannot be accumulated among a plurality of external pressure type hollow fibers 2, and the raw water is filtered by a water permeable micropore to obtain purified water which is discharged from the purified water outlet 3;
during the back flush, the pure water passes through the micropore that permeates water from pure water outlet 3 and flows down and oozes out, erodes the impurity that attaches 2 surfaces at external pressure formula hollow fiber, moreover because rivers make external pressure formula hollow fiber 2 in aquatic free wobbling relation, still can rub each other between external pressure formula hollow fiber 2 to also can rub the impurity that attaches 2 surfaces at external pressure formula hollow fiber, it is convenient to wash, prior art greatly reduced washes the degree of difficulty, saved and washed the cost.
In order to control the water purification and backwashing processes conveniently, in the embodiment, the side wall of the lower end of the water purification pipe 6 is provided with a main water inlet 12, and the raw water inlet valve 7 and the drain valve 8 are both arranged on the main water inlet 12; a water inlet regulating valve 13 is also arranged between the main water inlet 12 and the raw water inlet valve 7; a blowdown regulating valve 14 is also mounted between the main water inlet 12 and the blowdown valve 8.
When the membrane filter is used for purifying water, the blowdown valve 8 and the blowdown regulating valve 14 are closed, and the raw water inlet valve 7 and the water inlet regulating valve 13 are opened, so that raw water can pass through the external pressure type hollow fibers 2 to purify water; during back washing, the water inlet regulating valve 13 is reduced, the water inflow and the water inlet pressure of raw water are reduced, the drain valve 8 and the sewage discharge regulating valve 14 are opened, the water inlet pressure of the raw water is smaller than the water pressure of purified water in the water tank, the purified water is flushed out from the top to the bottom through the permeable micropores, so that impurities stuck on the broom-type water purification ultrafiltration membrane assembly are washed, the water flow drives the impurities to be discharged from the drain valve 8 and the sewage discharge regulating valve 14, the washing is convenient, the washing difficulty is greatly reduced compared with the prior art, and the washing cost is saved.
As shown in fig. 1 to 8, in a membrane filter assembly using the above membrane filter, a plurality of clean water pipes 6 are arranged side by side independently, at least two broom-type clean water ultrafiltration membrane assemblies 5 are installed in the clean water pipes 6, a water tank 10 is installed and communicated with the tops of all the clean water pipes 6, and the tops of the broom-type clean water ultrafiltration membrane assemblies 5 are connected with the water tank 10 through a bell-mouth collecting pipe 17, so that the collection of the purified water is facilitated; the raw water inlet valve 7 and the blow-down valve 8 are respectively arranged at two sides of the purified water pipe 6, the outlets of all the blow-down valves 8 are connected with a blow-down header pipe 15, the inlets of all the raw water inlet valves 7 are connected with a water inlet header pipe 16, the raw water inlet valve 7 is connected with the water inlet header pipe 16 through a water inlet regulating valve 13, and the blow-down valve 8 is connected with the blow-down header pipe 15 through a blow-down regulating valve 14. The raw water inlet valve 7, the inlet adjusting valve 13, the blowdown valve 8 and the blowdown adjusting valve 14 can be manual adjusting valves or electric adjusting valves.
The working principle of the membrane filter assembly is approximately consistent with that of the membrane filter, is the same when purifying water, and is only different when backwashing: after the blowdown valve 8 and the blowdown regulating valve 14 are opened, the water inlet flow of one of the raw water inlet valve 7 and the water inlet regulating valve 13 is reduced, so that the water inlet pressure of the raw water of the whole membrane filter assembly is lower than the downward pressure of the purified water in the water tank 10, the purified water flows to the broom-type water purification ultrafiltration membrane assembly 5 from the water tank 10, and the broom-type water purification ultrafiltration membrane assembly 5 is washed to achieve a backwashing effect.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A membrane filter, characterized by: comprises a water purifying pipe (6) and a water tank (10) arranged at the top of the water purifying pipe (6), wherein the middle part of the water purifying pipe (6) is provided with a broom-type water purifying ultrafiltration membrane component (5); the top of the broom-type water purification ultrafiltration membrane component (5) is provided with a purified water outlet (3) communicated with the water tank (10), the side wall of the broom-type water purification ultrafiltration membrane component is provided with a water permeable micropore in a penetrating way, and the bottom of the broom-type water purification ultrafiltration membrane component is sealed; the bottom of the water purifying pipe (6) is sealed, and the lower end of the water purifying pipe is provided with a raw water inlet valve (7) and a drain valve (8); the water tank (10) is provided with a water outlet pipe (9).
2. The membrane filter of claim 1, wherein: broom-type water purification milipore filter subassembly (5) comprises solid fixed ring (1) and a plurality of independent external pressure formula hollow fiber (2), a plurality of the upper end of external pressure formula hollow fiber (2) is closely fixed by the centre gripping in solid fixed ring (1), single the lower extreme of external pressure formula hollow fiber (2) is floated freely, pure water outlet (3) set up singly the top of external pressure formula hollow fiber (2), the micropore that permeates water runs through the setting and is single on the lateral wall of external pressure formula hollow fiber (2), single the bottom of external pressure formula hollow fiber (2) is sealed.
3. The membrane filter of claim 1, wherein: the aperture of the water-permeable micropores is 0.1-100 mu m.
4. The membrane filter of claim 2, wherein: gaps between the upper ends of the external pressure type hollow fibers (2) and between the external pressure type hollow fibers (2) and the fixing ring (1) are filled with adhesives (4).
5. The membrane filter of claim 1, wherein: the water purification device is characterized in that a main water inlet (12) is formed in the side wall of the lower end of the water purification pipe (6), and the raw water inlet valve (7) and the sewage discharge valve (8) are both installed on the main water inlet (12).
6. The membrane filter of claim 5, wherein: and a water inlet regulating valve (13) is also arranged between the main water inlet (12) and the raw water inlet valve (7).
7. The membrane filter of claim 5, wherein: and a sewage discharge regulating valve (14) is also arranged between the main water inlet (12) and the sewage discharge valve (8).
8. The membrane filter of claim 1, wherein: the bottom of the water purifying pipe (6) is connected with a sealing bottom plate (11).
9. A membrane filter assembly employing the membrane filter of any one of claims 1 to 4, wherein: water purification pipe (6) are provided with a plurality of independent side by side, install two at least in water purification pipe (6) broom-type water purification milipore filter subassembly (5), whole the top installation and the intercommunication of water purification pipe (6) have one water tank (10), raw water inlet valve (7) and blowoff valve (8) are installed respectively the both sides of water purification pipe (6), all the exit linkage of blowoff valve (8) has a blowdown house steward (15), and is whole the entry linkage of raw water inlet valve (7) has a water inlet house steward (16).
10. The membrane filter assembly of claim 9, wherein: the top of the broom-type water purification ultrafiltration membrane component (5) is connected with the water tank (10) through a bell-mouthed collecting pipe (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022685191.3U CN214192669U (en) | 2020-11-18 | 2020-11-18 | Membrane filter and membrane filter assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022685191.3U CN214192669U (en) | 2020-11-18 | 2020-11-18 | Membrane filter and membrane filter assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214192669U true CN214192669U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022685191.3U Active CN214192669U (en) | 2020-11-18 | 2020-11-18 | Membrane filter and membrane filter assembly |
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|---|---|
| CN (1) | CN214192669U (en) |
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2020
- 2020-11-18 CN CN202022685191.3U patent/CN214192669U/en active Active
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