CN210097411U - Filter membrane, membrane fixing structure and membrane assembly - Google Patents
Filter membrane, membrane fixing structure and membrane assembly Download PDFInfo
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- CN210097411U CN210097411U CN201821929963.XU CN201821929963U CN210097411U CN 210097411 U CN210097411 U CN 210097411U CN 201821929963 U CN201821929963 U CN 201821929963U CN 210097411 U CN210097411 U CN 210097411U
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- membrane
- filter
- flow channel
- filter membrane
- sheet
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model relates to a filter membrane, diaphragm fixed knot construct and membrane module belongs to filter equipment spare part technical field. The filter membrane comprises a first membrane and a second membrane which are oppositely arranged; the flow channel supporting part is arranged between the first membrane and the second membrane and consists of a sheet body with a supporting function and a flow channel arranged on the sheet body; and the water producing through hole is penetratingly arranged on the filter membrane and is used for providing a liquid phase output space. The membrane fixing structure adopts the filter membrane. The membrane module adopts the filter membrane or membrane fixing structure. The application filter membrane, diaphragm fixed knot construct and membrane module for the filtration treatment of sewage treatment process water, its diaphragm preparation is simple and easy and structural stability is high.
Description
Technical Field
The utility model belongs to the technical field of filter equipment spare part, concretely relates to filter membrane, diaphragm fixed knot construct and membrane module.
Background
The MBR technology is one of the most common, simple and effective technologies in the field of wastewater treatment at present, and has the advantages of simple structure, convenient operation, good effluent quality and the like.
The inventor has applied for a utility model with an authorization publication number of CN 201719981U in 2010, and discloses a hard disk type membrane filter element of an ultrafiltration membrane locking assembly, which comprises a first membrane, a second membrane, a first filter screen and a second filter screen which are clamped between the first membrane and the second membrane, and a partition plate arranged between the first filter screen and the second filter screen; the membrane filtration unit has improved stiffness, is beneficial to back washing operation, and has an ultrashort water production flow channel, reduced filtration resistance and increased water yield per membrane surface; and applying for a patent on the improved technical scheme of the patent in 2017, 3, 30.
The runner cloth and the supporting sheet in the two patents are arranged in a split mode, so that the difficulty is increased for preparing the filter membrane, and the manufacturing cost of the filter membrane is increased.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model provides a filter membrane, diaphragm fixed knot construct and membrane module for the filtration treatment of water treatment process water, its diaphragm preparation is simple and easy and structural stability is high.
The utility model provides a technical scheme as follows of above-mentioned problem:
a filter membrane comprising:
the first membrane and the second membrane which are oppositely arranged play a role in filtering;
the flow channel supporting part is arranged between the first membrane and the second membrane and consists of a sheet body with a supporting function and a flow channel arranged on the sheet body;
and the water producing through hole is penetratingly arranged on the filter membrane and is used for providing a liquid phase output space.
The flow channel cloth and the support sheet are combined into one flow channel support part, so that the support function is achieved, a channel for liquid phase circulation is provided, and the structure of the membrane is simplified and homogenized.
Preferably, in the above aspect, the flow channel is provided on both surfaces of the sheet-like body.
Preferably, in the above technical solution, the flow channel is a groove engraved on the sheet-like body.
Preferably, in the above technical solution, the flow channel is a mesh layer fixedly connected to the sheet-like body or connected to the first membrane and/or the second membrane.
Preferably, in the above technical solution, the first membrane sheet and the second membrane sheet are composite structure membrane sheets made by coating a film layer on a base fabric.
Preferably, in the above technical solution, the first membrane, the second membrane and the flow channel support portion are provided with edge covering structures at their peripheries.
Preferably, in the above technical solution, the edge-covering structure bonds the first membrane, the second membrane, and the flow path supporting portion together by thermal melting or ultrasonic welding.
Preferably, in the above-described aspect, the first membrane, the second membrane, and the flow path support portion are all rounded rectangles.
The membrane fixing structure adopts the filter membrane in any technical scheme and consists of a water production pipe, a plurality of filter membranes arranged on the water production pipe and a locking plate arranged between the two filter membranes, wherein the locking plate isolates liquid phase substances before and after filtration.
The membrane module adopts the filter membrane or membrane fixing structure in any technical scheme.
To sum up, the utility model discloses following beneficial effect has:
the application provides a filter membrane, diaphragm fixed knot construct and membrane module for the filtration treatment of water treatment process water, its diaphragm preparation is simple and easy and structural stability is high.
Drawings
FIG. 1 is a schematic diagram of the structure of a filter membrane;
FIG. 2 is a schematic view of a diaphragm retaining structure;
in the figure, 1-a first membrane, 2-a second membrane, 3-a flow passage supporting part, 3-1-a sheet body, 3-2-a flow passage, 4-a water production passage, 5-a covered edge structure, a-a water production pipe, b-a filter membrane and c-a locking plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, belong to the protection scope of the present invention.
The present invention will be described in detail by way of examples with reference to the accompanying drawings.
Example 1: referring to fig. 1, a filter membrane comprises a first membrane 1 and a second membrane 2 which are oppositely arranged, a flow passage supporting part 3 arranged between the first membrane 1 and the second membrane 2, a water production through hole 4 which is arranged on the filter membrane in a penetrating way, and a wrapping structure 5 which wraps the filter membrane;
the first membrane 1 and the second membrane 2 are composite structure membranes manufactured by coating a membrane layer on a base cloth, the runner 3-2 is a groove engraved on two sides of the sheet-shaped body 3-1, and the edge covering structure 5 is combined together through hot melting of the first membrane 1, the second membrane 2 and the runner supporting part 3.
Example 2: referring to FIG. 1, a filter membrane is different from example 1 in that flow channels 3-2 are provided by mesh layers adhered to both sides of a sheet-like body 3-1.
Example 3: referring to fig. 1, a filter membrane is different from example 1 in that a binding structure 5 bonds a first membrane sheet 1, a second membrane sheet 2 and a flow path supporting portion 3 together by ultrasonic welding, and the binding structure 5 is a sealing structure at the edge.
Example 4: referring to fig. 1, a filter membrane, which is different from embodiment 1 in that the shape of the filter membrane is a rounded rectangle, and the shapes of the first membrane 1, the second membrane 2 and the flow channel support part 3 are rounded rectangles, and compared with a circle, the rounded rectangle has a higher material utilization rate when preparing and cutting the membranes, and when arranging, the filter membrane can better utilize space, has a larger filtration area in a unit volume space, and stress concentration is not likely to occur at the rounded corners, so that the membranes are not likely to break.
Example 5: referring to fig. 2, the membrane fixing structure, which employs the filter membrane described in embodiment 4, is composed of a water production pipe a, a plurality of filter membranes b disposed on the water production pipe a, and a locking plate c disposed between the two filter membranes b, wherein the locking plate c plays a role in sealing under the action of front and rear pressures, and separates liquid phase substances before and after filtration.
Example 6: a membrane module was constructed using the filtration membrane described in example 4.
Example 7: a membrane module, which employs the membrane fixing structure described in example 5.
Claims (8)
1. A filter membrane, comprising:
the first membrane (1) and the second membrane (2) are arranged oppositely to play a role in filtering;
the flow channel supporting part (3) is arranged between the first membrane (1) and the second membrane (2), the flow channel supporting part (3) is composed of a sheet-shaped body (3-1) with a supporting function and a flow channel (3-2) arranged on the sheet-shaped body (3-1), and the flow channel (3-2) is a groove carved on the sheet-shaped body (3-1), or is fixedly connected on the sheet-shaped body (3-1), or is a net-shaped layer connected on the first membrane (1) and/or the second membrane (2);
and the water producing through hole (4) is penetratingly arranged on the filter membrane and is used for providing an output space of the liquid phase.
2. The filter membrane according to claim 1, characterized in that: the flow channel (3-2) is arranged on two surfaces of the sheet-shaped body (3-1).
3. The filter membrane according to claim 1, characterized in that: the first membrane (1) and the second membrane (2) are composite structure membranes which are manufactured by coating a film layer on a base cloth.
4. The filter membrane according to claim 1, characterized in that: and edge covering structures (5) are arranged on the peripheries of the first membrane (1), the second membrane (2) and the flow channel supporting part (3).
5. The filter membrane according to claim 4, characterized in that: the edge covering structure (5) is used for combining the first membrane (1), the second membrane (2) and the flow channel supporting part (3) together through hot melting or ultrasonic welding.
6. The filter membrane according to claim 1, characterized in that: the first membrane (1), the second membrane (2) and the flow channel supporting part (3) are all in round corner rectangles.
7. The membrane fixing structure adopts the filter membrane as defined in any one of claims 1 to 6, and is characterized in that: the device is characterized by comprising a water production pipe (a), a plurality of filter membranes (b) arranged on the water production pipe (a) and locking plates (c) arranged between the two filter membranes (b), wherein the locking plates (c) isolate liquid phase substances before and after filtration.
8. A membrane module, characterized by: the filter membrane according to any one of claims 1 to 6 or the membrane fixing structure according to claim 7 is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821929963.XU CN210097411U (en) | 2018-11-22 | 2018-11-22 | Filter membrane, membrane fixing structure and membrane assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821929963.XU CN210097411U (en) | 2018-11-22 | 2018-11-22 | Filter membrane, membrane fixing structure and membrane assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210097411U true CN210097411U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821929963.XU Active CN210097411U (en) | 2018-11-22 | 2018-11-22 | Filter membrane, membrane fixing structure and membrane assembly |
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| Country | Link |
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| CN (1) | CN210097411U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114100375A (en) * | 2021-12-08 | 2022-03-01 | 浙江华强环境科技有限公司 | Runner plate for changing runner structure and membrane assembly adopting same |
-
2018
- 2018-11-22 CN CN201821929963.XU patent/CN210097411U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114100375A (en) * | 2021-12-08 | 2022-03-01 | 浙江华强环境科技有限公司 | Runner plate for changing runner structure and membrane assembly adopting same |
| CN114100375B (en) * | 2021-12-08 | 2024-04-02 | 浙江华强环境科技有限公司 | Runner plate for changing runner structure and membrane assembly adopting runner plate |
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