CN111484126A - MBR membrane module - Google Patents
MBR membrane module Download PDFInfo
- Publication number
- CN111484126A CN111484126A CN202010384357.XA CN202010384357A CN111484126A CN 111484126 A CN111484126 A CN 111484126A CN 202010384357 A CN202010384357 A CN 202010384357A CN 111484126 A CN111484126 A CN 111484126A
- Authority
- CN
- China
- Prior art keywords
- frame
- mbr membrane
- pipe
- mbr
- water collecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012528 membrane Substances 0.000 title claims abstract description 80
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000005273 aeration Methods 0.000 claims abstract description 41
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000035699 permeability Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009991 scouring Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/18—Use of gases
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses an MBR (membrane bioreactor) membrane assembly, which comprises a frame, wherein a plurality of curtain type MBR membranes which are vertically arranged are connected in the frame, the curtain type MBR membranes are arranged in the frame in parallel in a plurality of rows, a water collecting vertical pipe with an inlet end communicated with the curtain type MBR membranes is also arranged in the frame, a plurality of first aeration pipes which are horizontally arranged and uniformly spaced are arranged in the frame on one side frame opposite to the curtain type MBR membranes, a plurality of second aeration pipes corresponding to the first aeration pipes are arranged in the opposite side frame of the side frame, a plurality of air holes which are uniformly spaced and face the curtain type MBR membranes are arranged on the first aeration pipes and the second aeration pipes along the respective axial direction, and a first air inlet vertical pipe with an outlet end communicated with the first aeration pipes and a second air inlet vertical pipe with an outlet end communicated with the second aeration pipes are also arranged on. The invention solves the technical problem of how to effectively and uniformly scour the MBR membrane, and has the advantages of high water production efficiency, effective guarantee of MBR permeability and the like.
Description
Technical Field
The invention relates to the technical field of sewage treatment devices, in particular to an MBR (membrane bioreactor) membrane component.
Background
MBR is the english abbreviation of membrane bioreactor, is a novel water treatment system by membrane separation technique and biological treatment technique organic combination, because the quality of water that it handles out is high, consequently, has replaced the secondary sedimentation pond in the activated sludge process and has been widely applied to the water treatment field. Present MBR subassembly is by the frame, a plurality of vertical MBR membrane that set up in the frame, the collector pipe that communicates with MBR membrane jointly, a plurality of levels set up in the frame below and with the aeration pipe that MBR membrane corresponds and with the intake pipe that the aeration pipe communicates jointly, it is obvious, this kind of structure makes gas can only wash out the MBR membrane from up down, it is inhomogeneous to lead to washing out the MBR membrane, even the well upper portion that leads to the MBR membrane can not be washed out, in addition intercept and stay the mud on MBR membrane surface and receive to wash out from last down, make the gas pocket jam on the aeration pipe easily, the scouring force that leads to MBR membrane to receive weakens, can't wash out the MBR membrane even, so cause the permeability difference and the product water inefficiency of MBR.
Disclosure of Invention
The invention aims to provide an MBR (membrane bioreactor) membrane component to achieve the aims of ensuring the permeability of an MBR and high water production efficiency.
In order to solve the above technical problems, the present invention provides an MBR membrane module, comprising a frame, a plurality of curtain type MBR membranes which are vertically arranged are connected in the framework, the curtain type MBR membranes are arranged in the framework in a plurality of rows in parallel, a water collecting vertical pipe with an inlet end communicated with the curtain type MBR membrane is also arranged in the frame, a plurality of first aeration pipes which are horizontally arranged and uniformly spaced are arranged in the frame at one side opposite to the curtain type MBR membrane, a plurality of second aeration pipes corresponding to the first aeration pipes are arranged in the opposite side frames of the side frames, the second aeration pipe and the first aeration pipe are respectively provided with a plurality of air holes which are uniformly arranged at intervals and face the curtain type MBR membrane along the respective axial direction, and a first air inlet vertical pipe with an outlet end communicated with the first aeration pipe and a second air inlet vertical pipe with an outlet end communicated with the second aeration pipe are arranged on the outer side of the frame.
In a preferred embodiment of the invention the outlet end of the water collecting stand pipe, the inlet end of the first air inlet stand pipe and the inlet end of the second air inlet stand pipe are all located above the frame.
In a preferred embodiment of the present invention, the outlet end of the water collecting vertical pipe, the inlet end of the first air inlet vertical pipe and the inlet end of the second air inlet vertical pipe are provided with flanges.
In a preferred embodiment of the invention, an upper water collecting strip which is communicated with an upper water outlet of the curtain type MBR membrane is arranged in the middle of the top surface of the frame, a lower water collecting strip which is communicated with a lower water outlet of the curtain type MBR membrane is arranged in the bottom surface of the frame, the lower water collecting strip corresponds to the upper water collecting strip and is communicated with the upper water collecting strip through a vertical pipe positioned in the frame, the middle part of the vertical pipe is communicated with an inlet end of the vertical water collecting pipe through a horizontally arranged guide pipe, and the inner diameters of the vertical water collecting pipe, the guide pipe and the vertical pipe are gradually reduced.
In a preferred embodiment of the invention the curtain MBR membrane is a PVDF curtain MBR membrane.
In a preferred embodiment of the invention, four corners of the bottom of the frame are respectively connected with support legs downwards.
In a preferred embodiment of the invention, the bottom end of the supporting leg is provided with a height adjusting anchor.
In a preferred embodiment of the invention, a pair of symmetrically disposed guide rails are attached to the top and bottom sidewalls of the frame, respectively, outwardly.
In a preferred embodiment of the invention, a pair of symmetrically arranged lifting lugs is connected to the top of the frame upwards.
In a preferred embodiment of the invention, the middle part of the frame is provided with a reinforcing frame matched with the section of the frame.
The invention has the beneficial effects that: a plurality of first aeration pipes and second aeration pipes which are horizontally arranged and are uniformly spaced are correspondingly arranged in frames on two sides of the frames opposite to the curtain type MBR membrane, and a plurality of air holes which are uniformly spaced and face the curtain type MBR membrane are respectively formed in the first aeration pipes and the second aeration pipes along respective axial directions, so that the technical effect of uniformly scouring the MBR membrane is realized. Compared with the prior art, the water production efficiency is high, and the permeability of the MBR is effectively ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic of the structure of a curtain MBR membrane of the present invention, removed;
the reference numbers in the figures illustrate: 1. frame, 2, curtain MBR membrane, 3, water-collecting vertical pipe, 4, first aeration pipe, 5, second aeration pipe, 6, gas pocket, 7, first air inlet vertical pipe, 8, second air inlet vertical pipe, 9, flange, 10, upper water-collecting strip, 11, lower water-collecting strip, 12, vertical pipe, 13, honeycomb duct, 14, supporting leg, 15, guide rail, 16, reinforcing frame.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1 and 2: a Membrane Bioreactor (MBR) membrane assembly comprises a frame 1, wherein a plurality of curtain type MBR membranes 2 which are vertically arranged are connected in the frame 1, the curtain type MBR membranes 2 are arranged in the frame 1 in a plurality of rows in parallel, a water collecting vertical pipe 3 with an inlet end communicated with the curtain type MBR membranes 2 is further arranged in the frame 1, a plurality of first aeration pipes 4 which are horizontally arranged and are uniformly spaced are arranged in a side frame of the frame 1 opposite to the curtain type MBR membranes 2, a plurality of second aeration pipes 5 which are corresponding to the first aeration pipes 4 are arranged in an opposite side frame of the side frame, a plurality of air holes 6 which are uniformly spaced and face the curtain type MBR membranes 2 are arranged on the second aeration pipes 5 and the first aeration pipes 4 along respective axial directions, a first air inlet vertical pipe 127 with an outlet end communicated with the first aeration pipes 4 and a second air inlet vertical pipe 8 with an outlet end communicated with the second aeration pipes 5 are further arranged on the outer side of. In this embodiment, a plurality of first aeration pipes 4 and second aeration pipes 5 which are horizontally arranged and uniformly spaced are correspondingly installed in the frames 1 at two sides of the frame 1 opposite to the curtain-type MBR membrane 2, and a plurality of air holes 6 which are uniformly spaced and face the curtain-type MBR membrane 2 are respectively formed in the first aeration pipe 4 and the second aeration pipe 5 along the respective axial direction, so that the technical effect of uniformly washing the MBR membrane is realized.
In a preferred embodiment of the invention, the outlet end of the water collecting vertical pipe 3, the inlet end of the first air inlet vertical pipe 7 and the inlet end of the second air inlet vertical pipe 8 are all positioned above the frame 1, the outlet end of the water collecting vertical pipe 3, the inlet end of the first air inlet vertical pipe 7 and the inlet end of the second air inlet vertical pipe 8 are all provided with flanges 9, so that the water collecting vertical pipe 3 is connected with a water pump, and the first air inlet vertical pipe and the second air inlet vertical pipe are connected with a blower.
In a preferred embodiment of the invention, the water collecting stand pipe 3 is connected together with the curtain MBR membrane 2 by the following connection means: the middle part of the top surface of the frame 1 is internally provided with an upper water collecting strip 10 which is communicated with the upper water outlet of the curtain type MBR membrane 2 together, the bottom surface of the frame 1 is internally provided with a lower water collecting strip 11 which is communicated with the lower water outlet of the curtain type MBR membrane 2 together, the lower water collecting strip 11 corresponds to the upper water collecting strip 10 and is communicated with the vertical pipe 12 positioned in the frame 1, the middle part of the vertical pipe 12 is communicated with the inlet end of the vertical water collecting pipe 3 through a horizontally arranged guide pipe 13, and the inner diameters of the vertical water collecting pipe 3, the guide pipe 13 and the vertical pipe 12 are.
In a preferred embodiment of the invention, the curtain MBR membrane 2 is a PVDF curtain MBR membrane.
In a preferred embodiment of the invention, support legs 14 are connected downwards at the four corners of the bottom of the frame 1, which effectively prevents the curtain MBR membrane 2 from being polluted by sludge falling on the bottom of the frame 1.
In a preferred embodiment of the present invention, height-adjusting feet are mounted to the bottom ends of the supporting legs 14, so that the height adjustment is facilitated.
In a preferred embodiment of the present invention, a pair of symmetrically disposed guide rails 15 are attached to the top and bottom sidewalls of the frame 1, respectively, outwardly, such that the stability of the present MBR membrane module is ensured.
In a preferred embodiment of the present invention, a pair of symmetrically arranged lifting lugs is connected to the top of the frame 1, so that the MBR membrane module can be conveniently hung.
In a preferred embodiment of the invention, the frame 1 is provided with a reinforcing frame 16 in the middle of its cross-section, which enhances the strength of the frame 1.
The working principle is as follows: when the device is used, the inlet ends of the first air inlet vertical pipe 7 and the second air inlet vertical pipe 8 are respectively connected with an external air blower, the outlet end of the water vertical pipe 12 is connected with an external water pump, when water needs to be produced, the water pump is started, the two air blowers are enabled to alternately operate, the operation of the water pump generates negative pressure by taking a water production period as a unit, and water produced by the curtain type MBR membrane 2 is sucked away by the negative pressure and is collected by the water collecting vertical pipe 3. Meanwhile, the alternately operated blowers generate positive pressure gas, which is alternately exposed to the MBR membrane from the air holes 6 uniformly provided at both opposite sides of the MBR membrane. When water production is not needed, the blower and the water pump are closed.
The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (10)
1. An MBR membrane module is characterized by comprising a frame, wherein a plurality of curtain type MBR membranes which are vertically arranged are connected in the frame, the curtain type MBR membranes are arranged in the frame in a plurality of rows in parallel, a water collecting vertical pipe with an inlet end communicated with the curtain type MBR membrane is also arranged in the frame, a plurality of first aeration pipes which are horizontally arranged and uniformly spaced are arranged in the frame at one side opposite to the curtain type MBR membrane, a plurality of second aeration pipes corresponding to the first aeration pipes are arranged in the opposite side frames of the side frames, the second aeration pipe and the first aeration pipe are respectively provided with a plurality of air holes which are uniformly arranged at intervals and face the curtain type MBR membrane along the respective axial direction, and a first air inlet vertical pipe with an outlet end communicated with the first aeration pipe and a second air inlet vertical pipe with an outlet end communicated with the second aeration pipe are arranged on the outer side of the frame.
2. The MBR membrane module of claim 1, wherein the outlet end of the water collection standpipe, the inlet end of the first air inlet standpipe, and the inlet end of the second air inlet standpipe are all located above the frame.
3. The MBR membrane module of claim 1, wherein the outlet end of the water collection standpipe, the inlet end of the first gas inlet standpipe, and the inlet end of the second gas inlet standpipe are each provided with a flange.
4. The MBR membrane module of claim 1, wherein an upper water collecting strip is arranged in the middle of the top surface of the frame and is communicated with the upper water outlet of the curtain MBR membrane, and a lower water collecting strip is arranged in the bottom surface of the frame and is communicated with the lower water outlet of the curtain MBR membrane, the lower water collecting strip corresponds to the upper water collecting strip and is communicated with the upper water collecting strip through a vertical pipe positioned in the frame, the middle part of the vertical pipe is communicated with the inlet end of the vertical water collecting pipe through a horizontally arranged guide pipe, and the inner diameters of the vertical water collecting pipe, the guide pipe and the vertical pipe are gradually decreased.
5. The MBR membrane module of claim 1, wherein the curtain MBR membrane is a PVDF curtain MBR membrane.
6. The MBR membrane module of claim 1, wherein support legs are attached to the bottom of the frame at each of the four corners of the bottom.
7. The MBR membrane module of claim 5, wherein the bottom end of the support leg is mounted with a height adjustment foot.
8. The MBR membrane module of claim 1, wherein a pair of symmetrically disposed rails are attached to the top and bottom sidewalls of the frame, respectively, outwardly.
9. The MBR membrane assembly of claim 1, wherein a pair of symmetrically disposed lifting lugs are attached upwardly from the top of the frame.
10. The MBR membrane module of claim 1, wherein the middle portion of the frame is provided with a reinforcing frame matching the cross-section thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010384357.XA CN111484126A (en) | 2020-05-07 | 2020-05-07 | MBR membrane module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010384357.XA CN111484126A (en) | 2020-05-07 | 2020-05-07 | MBR membrane module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111484126A true CN111484126A (en) | 2020-08-04 |
Family
ID=71812021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010384357.XA Pending CN111484126A (en) | 2020-05-07 | 2020-05-07 | MBR membrane module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111484126A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115925101A (en) * | 2022-11-20 | 2023-04-07 | 沃顿科技股份有限公司 | Efficient anti-pollution MBR (membrane bioreactor) membrane assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101713927B1 (en) * | 2016-09-05 | 2017-03-09 | 백운학 | Membrane bioreactors filter apparatus for cassette type |
| CN206538251U (en) * | 2017-03-06 | 2017-10-03 | 江苏捷滤膜科技有限公司 | Light high-efficiency curtain film sewage treatment system |
| CN208776399U (en) * | 2018-08-07 | 2019-04-23 | 苏州苏科环保科技有限公司 | A kind of MBR film frame for saving aerating pipelines |
| CN209759111U (en) * | 2019-04-24 | 2019-12-10 | 安徽净邦生态环境科技有限公司 | MBR membrane module |
| CN212246394U (en) * | 2020-05-07 | 2020-12-29 | 上海联和科海材料科技有限公司 | MBR membrane module |
-
2020
- 2020-05-07 CN CN202010384357.XA patent/CN111484126A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101713927B1 (en) * | 2016-09-05 | 2017-03-09 | 백운학 | Membrane bioreactors filter apparatus for cassette type |
| CN206538251U (en) * | 2017-03-06 | 2017-10-03 | 江苏捷滤膜科技有限公司 | Light high-efficiency curtain film sewage treatment system |
| CN208776399U (en) * | 2018-08-07 | 2019-04-23 | 苏州苏科环保科技有限公司 | A kind of MBR film frame for saving aerating pipelines |
| CN209759111U (en) * | 2019-04-24 | 2019-12-10 | 安徽净邦生态环境科技有限公司 | MBR membrane module |
| CN212246394U (en) * | 2020-05-07 | 2020-12-29 | 上海联和科海材料科技有限公司 | MBR membrane module |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115925101A (en) * | 2022-11-20 | 2023-04-07 | 沃顿科技股份有限公司 | Efficient anti-pollution MBR (membrane bioreactor) membrane assembly |
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