CN201857307U - Multilayer flat sheet membrane for submerged membrane bioreactor - Google Patents
Multilayer flat sheet membrane for submerged membrane bioreactor Download PDFInfo
- Publication number
- CN201857307U CN201857307U CN2010205449813U CN201020544981U CN201857307U CN 201857307 U CN201857307 U CN 201857307U CN 2010205449813 U CN2010205449813 U CN 2010205449813U CN 201020544981 U CN201020544981 U CN 201020544981U CN 201857307 U CN201857307 U CN 201857307U
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- flat sheet
- membrane
- layer
- planar film
- transverse slat
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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
Abstract
The utility model discloses a multilayer flat sheet membrane for a submerged membrane bioreactor, which comprises at least two layers of flat sheet membranes, wherein each layer of flat sheet membrane comprises an H-shaped support plate with a transverse plate, flat sheet filter membranes are respectively arranged at both sides of the transverse plate, and two layers or multiple layers of flat sheet filter membranes are combined through fasteners. The multilayer flat sheet membrane for the submerged membrane bioreactor can overcome the defects in the prior art, the filling density of the flat sheet filter membranes can be improved, and the use intensity of the flat sheet filter membranes is also not influenced, so the single-plate thickness of the flat sheet membranes is thinner, the double-sheet combining intensity is higher, the goals of smaller size and less material consumption of assemblies formed by a plurality of flat sheet membranes are realized, the ground occupation space in the use process is reduced, the energy consumption is reduced, and the multilayer flat sheet membrane is favorable for popularization, application and expanded production.
Description
Technical field
The utility model relates to a kind of submerged membrane bio-reactor, is specifically related to a kind of packing density that can improve this flat sheet membrane, does not influence the submerged membrane bio-reactor multi-layer planar film of its working strength again.
Background technology
At present, membrane Bio-reactor Technology is the generally acknowledged advanced person's in the world today sewage disposal and a sewage recycling technology.It is the bio-reactor in membrane separation technique and the biological sewage treatment to be mutually combined and the novel Sewage treatment systems that forms, has been widely used in municipal wastewater and multiple organic industrial sewage and has handled.
Early stage in membrane bioreactor (MBR) technological development research adopted the separated type filter membrane component, and its equipment price, working cost and energy consumption are very high, have limited its application and development greatly.After this develop, developed high performance immersed type filter membrane component.Than the membrane bioreactor that adopts the separate film assembly, adopt the membrane bioreactor device structure of integrated immersed type filter membrane component simple, because it adopts the suction type filtering mode, operation energy consumption has reduced 10-20 doubly than the separated type filter membrane component that adopts external placed type pressure filtration mode, thereby makes the application and development of MBR obtain very fast progress.The immersion filter membrane component that adopts both at home and abroad mostly is flat sheet membrane and hollow-fibre membrane at present, on each comfortable market its relative merits is arranged.
Than the hollow fiber type filter membrane component, the flat membrane component surfacing of submerged membrane bio-reactor special use, plate film assembly bottom aeration tube is by providing air pocket during operation, between flat sheet membrane, form gas-solid liquid three-phase mixture, the film surface is formed shearing force and Hydrodynamic turbulence, make the active sludge particulate be difficult to accumulate in the flat sheet membrane surface, make face be difficult for being polluted by mud, equipment energy longer-term, operation stably, and the activated sludge concentration of mixed solution can reach high value, has further reduced the sludge disposal amount.
But because the relative hollow-fibre membrane of packing density of flat sheet membrane is low at present, the domestic MBR filter membrane element of main exploitation so far is hollow-fibre membrane, but there is a bigger difficult problem in hollow membrane on cleaning technique.In the operational process of membrane bioreactor, active sludge can take place pollute, cover the hollow fiber filter membrane surface gradually, cause filtration flux constantly to descend, to the running cost of membrane bioreactor and the bigger influence of generation in work-ing life of filter membrane element, pollute very trouble and clear up and eliminate these.Secondly,, prepare difficulty of wide-aperture filter membrane by the characteristics of hollow fiber type filter membrane manufacturing process, if it is want to select different polymerizable material to make wide aperture MBR filter membrane element, relatively more difficult with the special-purpose filter membrane material of the MBR that filters out better performance.
The utility model content
Goal of the invention: in order to overcome the deficiencies in the prior art, the utility model provides a kind of packing density that can improve this flat sheet membrane, does not influence the submerged membrane bio-reactor multi-layer planar film of its working strength again.
Technical scheme: for solving the problems of the technologies described above, submerged membrane bio-reactor multi-layer planar film of the present utility model comprises two-layer at least flat sheet membrane, and every layer of flat sheet membrane comprises " H " shape back up pad of being with transverse slat, and described transverse slat both sides are respectively equipped with the plain film filter membrane; Two-layer or multi-layer planar film is by the fastening piece combination.
As preferably, described " H " shape back up pad is asymmetric up and down along middle transverse slat; The mode of connection of described plain film filter membrane and transverse slat is welding or bonding.
For the ease of sealing, described " H " shape back up pad is the back up pad that high molecule plastic is made, and the transverse slat surface is provided with the welding lines, and described plain film filter membrane welds or bonding the connection by the welding lines with transverse slat.
The transverse slat of described " H " shape back up pad comprises several water stream channel and two-way water outlet, and one road water outlet is sealed by closeouts, and another road water outlet is connected with water out adapter; Perhaps the two-way water outlet all is connected with water out adapter respectively.
Described closeouts is the closeouts that plastics are made, and this closeouts and one road water outlet are by screw thread or bonding connection.
Described water out adapter is the water out adapter that plastics or stainless steel are made, and described water out adapter and another road water outlet are by screw thread or bonding connection.
In order to realize seamless link, described " H " shape back up pad is provided with fastening bayonet socket, and described fastening piece combines two-layer or multi-layer planar film by fastening bayonet socket.
Beneficial effect: submerged membrane bio-reactor multi-layer planar film of the present utility model, can overcome the deficiencies in the prior art, can improve the packing density of this flat sheet membrane, do not influence its working strength again, making that the flat sheet membrane veneer thickness is thinner, two hardens that to close intensity higher, realize that the dull and stereotyped film formed assembly volume of polylith is littler, consumptive material still less, in use take up an area of the space and reduce, energy consumption reduces, and helps promoting the use of and enlarging production.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the front view of individual layer flat sheet membrane;
Fig. 3 is through fastening piece bonded structural representation of the present utility model;
Fig. 4 is the vertical view of individual layer flat sheet membrane.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further explanation.
Shown in Fig. 1-4, submerged membrane bio-reactor multi-layer planar film of the present utility model comprises two-layer at least flat sheet membrane, and every layer of flat sheet membrane comprises " H " shape back up pad 1 of being with transverse slat, and the transverse slat both sides are respectively equipped with plain film filter membrane 2; Two-layer or multi-layer planar film passes through fastening piece 3 combinations.
Usually, " H " shape back up pad 1 is asymmetric up and down along middle transverse slat, and plain film filter membrane 2 is welding or bonding with the mode of connection of transverse slat; The back up pad that " H " shape back up pad 1 is made for high molecule plastic, transverse slat surface are provided with welding lines 4, and plain film filter membrane 2 has asymmetric microvoid structure, and plain film filter membrane 2 welds or bonding the connection by welding lines and microvoid structure with transverse slat, is convenient to sealing; The transverse slat of " H " shape back up pad 1 comprises several water stream channel and two-way water outlet 5, can adjust the position at the mouth of a river 5 according to the requirement of technology; One road water outlet is by closeouts 6 sealings, and another road water outlet is connected with water out adapter 7; Perhaps two-way water outlet 5 all is connected with water out adapter 7 respectively; Water stream channel is collected purifying waste water of " H " shape back up pad 1 surface uniformly, is delivered to the collection pipeline; The closeouts 6 that closeouts 6 is made for plastics, this closeouts 6 and one road water outlet are by screw thread or bonding connection; Water out adapter 7 is the water out adapter 7 that plastics or stainless steel are made, and water out adapter 7 passes through screw thread or bonding connection with another road water outlet; " H " shape back up pad 1 is provided with fastening bayonet socket 8, and fastening piece 3 combines two-layer or multi-layer planar film by fastening bayonet socket 8, realizes two-layer or the seamless link of multi-layer planar film.
Submerged membrane bio-reactor multi-layer planar film of the present utility model is broken through traditional thinking, adopts the combination of multi-layer planar film, thereby makes the dull and stereotyped film thickness of individual layer thinner, but the design concept that intensity increases.During installation, two-layer at least flat sheet membrane symmetry is superimposed together, the fastening bayonet socket 8 of different sites overlaps; Then fastening piece 3 at corresponding bayonet socket riveted, finish superimposed to two-layer at least flat sheet membrane; Once more closeouts 6 is installed in the homonymy of multi-layer planar film, makes the water-in of homonymy flat sheet membrane form sealing; At last the water outlet of the opposite side of multi-layer planar film is installed water out adapter 7 separately, then finish the installation of multi-layer planar film.
The above only is a preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (9)
1. submerged membrane bio-reactor multi-layer planar film, it is characterized in that: comprise two-layer at least flat sheet membrane, every layer of flat sheet membrane comprises " H " shape back up pad (1) of being with transverse slat, and described transverse slat both sides are respectively equipped with plain film filter membrane (2); Two-layer or multi-layer planar film passes through fastening piece (3) combination.
2. submerged membrane bio-reactor multi-layer planar film according to claim 1 is characterized in that: described " H " shape back up pad (1) is asymmetric up and down along middle transverse slat.
3. submerged membrane bio-reactor multi-layer planar film according to claim 1 is characterized in that: described plain film filter membrane (2) is welding or bonding with the mode of connection of transverse slat.
4. submerged membrane bio-reactor multi-layer planar film according to claim 3, it is characterized in that: the back up pad that described " H " shape back up pad (1) is made for high molecule plastic, the transverse slat surface is provided with welding lines (4), and described plain film filter membrane (2) welds or bonding the connection by the welding lines with transverse slat.
5. according to each described submerged membrane bio-reactor multi-layer planar film of claim 1 to 4, it is characterized in that: the transverse slat of described " H " shape back up pad (1) comprises several water stream channel and two-way water outlet (5), one road water outlet is by closeouts (6) sealing, and another road water outlet is connected with water out adapter (7).
6. according to each described submerged membrane bio-reactor multi-layer planar film of claim 1 to 4, it is characterized in that: the transverse slat of described " H " shape back up pad (1) comprises several water stream channel and two-way water outlet (5), and every road water outlet is connected with water out adapter (7) respectively.
7. submerged membrane bio-reactor multi-layer planar film according to claim 5 is characterized in that: the closeouts that described closeouts (6) is made for plastics, this closeouts (6) is passed through screw thread or bonding connection with one road water outlet.
8. submerged membrane bio-reactor multi-layer planar film according to claim 5 is characterized in that: described water out adapter (7) is the water out adapter that plastics or stainless steel are made, and described water out adapter (7) passes through screw thread or bonding connection with another road water outlet.
9. submerged membrane bio-reactor multi-layer planar film according to claim 5 is characterized in that: described " H " shape back up pad is provided with fastening bayonet socket (8), and described fastening piece (3) combines two-layer or multi-layer planar film by fastening bayonet socket (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205449813U CN201857307U (en) | 2010-09-26 | 2010-09-26 | Multilayer flat sheet membrane for submerged membrane bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205449813U CN201857307U (en) | 2010-09-26 | 2010-09-26 | Multilayer flat sheet membrane for submerged membrane bioreactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201857307U true CN201857307U (en) | 2011-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010205449813U Expired - Lifetime CN201857307U (en) | 2010-09-26 | 2010-09-26 | Multilayer flat sheet membrane for submerged membrane bioreactor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102010057A (en) * | 2010-09-26 | 2011-04-13 | 南京瑞洁特膜分离科技有限公司 | Multi-layer flat membrane of immersed-type membrane bioreactor |
| CN102512963A (en) * | 2011-11-14 | 2012-06-27 | 江苏蓝天沛尔膜业有限公司 | Supporting plate for flat membrane elements as well as flat membrane elements and flat membrane components |
| CN104107640A (en) * | 2014-06-19 | 2014-10-22 | 江苏蓝天沛尔膜业有限公司 | Support plate for flat membrane member |
| CN104761051A (en) * | 2015-03-26 | 2015-07-08 | 常州回天新材料有限公司 | Membrane bioreaction sewage treatment device |
| CN109200674A (en) * | 2017-07-04 | 2019-01-15 | 刘广宣 | A kind of secondary filter material |
-
2010
- 2010-09-26 CN CN2010205449813U patent/CN201857307U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102010057A (en) * | 2010-09-26 | 2011-04-13 | 南京瑞洁特膜分离科技有限公司 | Multi-layer flat membrane of immersed-type membrane bioreactor |
| CN102010057B (en) * | 2010-09-26 | 2013-01-16 | 南京瑞洁特膜分离科技有限公司 | Multi-layer flat membrane of immersed-type membrane bioreactor |
| CN102512963A (en) * | 2011-11-14 | 2012-06-27 | 江苏蓝天沛尔膜业有限公司 | Supporting plate for flat membrane elements as well as flat membrane elements and flat membrane components |
| CN102512963B (en) * | 2011-11-14 | 2014-04-09 | 江苏蓝天沛尔膜业有限公司 | Supporting plate for flat membrane elements as well as flat membrane elements and flat membrane components |
| CN104107640A (en) * | 2014-06-19 | 2014-10-22 | 江苏蓝天沛尔膜业有限公司 | Support plate for flat membrane member |
| CN104761051A (en) * | 2015-03-26 | 2015-07-08 | 常州回天新材料有限公司 | Membrane bioreaction sewage treatment device |
| CN109200674A (en) * | 2017-07-04 | 2019-01-15 | 刘广宣 | A kind of secondary filter material |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110608 |
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| CX01 | Expiry of patent term |