CN213950723U - Detachable hollow fiber curtain formula membrane module in top - Google Patents
Detachable hollow fiber curtain formula membrane module in top Download PDFInfo
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- CN213950723U CN213950723U CN202022314557.6U CN202022314557U CN213950723U CN 213950723 U CN213950723 U CN 213950723U CN 202022314557 U CN202022314557 U CN 202022314557U CN 213950723 U CN213950723 U CN 213950723U
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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 provides a detachable hollow fiber curtain-type membrane subassembly in top, including the frame main part, aeration equipment, hollow fiber curtain-type diaphragm, intake pipe and water collection pipe, aeration equipment includes the total aeration pipe that sets up in frame main part one side and the aeration branch pipe of frame main part bottom, the frame main part includes the support frame and sets up the protection network one outside the support frame, the interior top and the interior bottom of support frame correspond and are equipped with a plurality of elongated guide ways, hollow fiber curtain-type diaphragm detachable inserts between the elongated guide way that corresponds the setting, and the outside of hollow fiber curtain-type diaphragm is equipped with protection network two, hollow fiber curtain-type diaphragm includes the intake pipe, hollow fiber membrane, perforation aeration pipe and water collection branch pipe, wherein intake pipe and perforation aeration pipe communicate, water collection branch and hollow fiber membrane communicate, between intake pipe and the intake branch, all communicate through the hose between water collection pipe and the water collection branch, the perforated aeration pipe and the aeration branch pipe are also provided with a plurality of aeration holes.
Description
Technical Field
The utility model relates to a membrane bioreactor technical field especially relates to a detachable hollow fiber curtain formula membrane module in top.
Background
The Membrane bioreactor (Membrane Bio-Reactor) is a novel water treatment technology combining a Membrane separation unit and a biological treatment unit, is widely applied in the fields of sewage treatment, water resource recycling and the like, and has the advantages of small floor area, high treatment efficiency and the like.
The membrane bioreactor organically combines a membrane separation technology with a traditional wastewater biological treatment technology, wherein the membrane element improves the solid-liquid separation efficiency and the activated sludge concentration to a great extent. The traditional built-in hollow fiber curtain membrane module mainly has the following problems in the practical use process:
(1) membrane filaments of the hollow fiber curtain type membrane component are directly exposed in sewage containing sludge, the phenomenon of membrane pollution caused by sludge accumulation at the root (top or bottom) of the membrane filaments or membrane filaments wound by impurities and the like often occurs in the operation process, and the phenomenon of filament breakage at the root of the membrane filaments and the like also occurs under severe conditions, so that the quality of produced water is poor;
(2) in practical application, the hollow fiber curtain type membrane component has integrity and inseparability, so that the problems of single-curtain detection, single-curtain replacement and the like cannot be carried out if the quality of produced water is deteriorated in the operation process, and a great deal of inconvenience is caused in subsequent operation and maintenance;
(3) the hollow fiber curtain type membrane assembly needs operations such as whole set equipment halt or single set halt in the problem detection process, which can influence the normal development of the production process, reduce the production efficiency and the like;
(4) when the flux of the hollow fiber curtain type membrane assembly is reduced to a certain degree, the hollow fiber curtain type membrane assembly needs to be lifted out for cleaning, a crane and the like can be arranged in a large-scale sewage treatment project, so that the equipment investment is increased, and the later operation and maintenance difficulty is increased for later operation and maintenance.
Disclosure of Invention
The utility model discloses just to above technical problem, provide a detachable hollow fiber curtain formula membrane module in top.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a hollow fiber curtain type membrane assembly with a detachable top comprises a frame main body, an aeration device, hollow fiber curtain type membranes, an air inlet pipe and a water collecting pipe, wherein the aeration device comprises a main aeration pipe and a branch aeration pipe, the main aeration pipe is arranged on one side of the frame main body, the branch aeration pipe is arranged at the bottom of the frame main body, the main aeration pipe and the air inlet pipe are connected with a fan through flanges, the frame main body comprises a support frame and a first protective net arranged outside the support frame, a plurality of elongated guide grooves are correspondingly arranged at the inner top and the inner bottom of the support frame, the hollow fiber curtain type membranes are detachably inserted between the elongated guide grooves correspondingly arranged at the inner top and the inner bottom of the support frame, a second protective net is arranged outside the hollow fiber curtain type membranes, each hollow fiber curtain type membrane comprises a branch air inlet pipe, a hollow fiber membrane, a perforated aeration pipe and a branch water collecting pipe, wherein the branch air inlet pipe is communicated with the perforated aeration pipe, the water collecting branch pipe is communicated with the hollow fiber membrane, the air inlet pipe and the air inlet branch pipe are communicated with each other through the hose, the hose is provided with a valve, the water collecting pipe is connected with a vacuum pump pipeline through a water collecting flange, and a plurality of aeration holes are formed in the perforated aeration pipe and the aeration branch pipe.
Preferably, the support frame is any one of a stainless steel square tube, a stainless steel round tube or a stainless steel angle steel.
Preferably, the first protective net and the second protective net are any one of a stainless steel wire mesh, a plastic wire mesh or a large-aperture filter cloth, the wire meshes of the first protective net and the second protective net are 10-50, and the first protective net and the second protective net are respectively fixed outside the support frame and outside the hollow fiber curtain type membrane in a locking or bonding mode.
Preferably, the size of the aeration hole is 2-6mm, and the direction of the aeration hole is 40-50 degrees obliquely downwards.
Preferably, the elongated guide groove is a U-shaped groove made of stainless steel, and the inner width of the U-shaped groove is consistent with the thickness of the hollow fiber membrane.
Preferably, the hose is a transparent hose, is made of silica gel or steel wire, and is connected between the air inlet pipe and the air inlet branch pipe and between the water collecting pipe and the water collecting branch pipe through a tower-shaped sealing sleeve.
Preferably, the interior top of support frame all is equipped with a plurality of springs corresponding to every elongated guide way department, and the other end of spring all links to have and compresses tightly the piece, and compresses tightly the piece and compress tightly the pole for the T type to compress tightly at the top of hollow fiber curtain formula diaphragm.
The utility model also provides a detachable hollow fiber curtain formula membrane module's in top application method, including following step:
1) placing a hollow fiber curtain type membrane assembly with a detachable top in a sewage tank to be treated, then communicating a main aeration pipe and an air inlet pipe with a fan through flanges, and communicating a water collecting pipe with a vacuum pump pipeline through a water collecting flange;
2) starting a vacuum pump, intercepting sludge-water mixture and filiform impurities in the sewage outside the first protective net or the second protective net, enabling clean produced water to enter the hollow fiber membrane, then enter the water collecting branch pipe, then enter the water collecting pipe through a tower-shaped sealing sleeve on the water collecting pipe connected with a hose, and finally enter a vacuum pump pipeline system to be collected in the clean water tank;
3) the method comprises the following steps of starting a vacuum pump and simultaneously starting a fan, enabling an obtained compressed air source to enter a main aeration pipe and an air inlet pipe through flanges, enabling the compressed air source to enter an aeration branch pipe through the main aeration pipe, enabling sewage to enter from aeration holes in the aeration branch pipe to generate aeration, enabling the compressed air source to enter a perforated aeration pipe through the air inlet pipe, enabling the compressed air source to enter the lower half section of a hollow fiber membrane from the aeration holes in the perforated aeration pipe to generate aeration, effectively enhancing mutual shaking among membrane filaments in the aeration process, reducing concentration polarization around the membrane filaments, and facilitating long-term stable operation of a membrane module system;
4) in the operation process of the hollow fiber curtain type membrane assembly with the detachable top, the hollow fiber curtain type membrane is processed as required by observing the water quality condition in the hose connected with the water collecting pipe and the water collecting branch pipe, when the membrane filament pollution condition in the hollow fiber curtain type membrane is serious and needs to be replaced, the compression spring enables the T-shaped compression rod to be separated from the hollow fiber curtain type membrane, then the hose connected to the hollow fiber curtain type membrane is pulled out, the hose is closed, the independent hollow fiber curtain type membrane is taken out, a new hollow fiber curtain type membrane is inserted into the corresponding long guide groove, then the flexible connection is connected onto the new hollow fiber curtain type membrane to continue sewage treatment, and the system can be used for single-piece disassembly, replacement and installation without stopping.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the protection network one and the protection network two that set up can be effectual with muddy water mixture, filiform debris etc. hold back in the outside of support frame or the outside of hollow fiber curtain formula diaphragm to improve the filtration efficiency of hollow fiber curtain formula membrane subassembly, reduced hollow fiber membrane subassembly root long-pending mud, debris winding lead to the silk break, go out water quality of water and worsen, the risk that the membrane subassembly life-span shortens and off-line cleaning frequency's reduction, reduce later maintenance cost; and the hollow fiber curtain type membrane and the support frame are detachably connected, so that the hollow fiber curtain type membrane component is convenient to clean and replace, the condition that the whole set of equipment needs to be stopped or a single set of equipment needs to be stopped is avoided, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention of fig. 1;
fig. 3 is a top view of the present invention shown in fig. 1;
fig. 4 is a schematic structural view of the hollow fiber curtain type membrane of the present invention;
FIG. 5 is a schematic structural view of the aeration holes of the present invention;
fig. 6 is a schematic structural diagram of the tower-shaped sealing sleeve of the present invention.
FIG. 7 is a usage drawing of the utility model in the sewage treatment process;
in the figure: 1. a frame body; 11. a support frame; 12. a first protective net; 2. an aeration device; 21. a main aeration pipe; 22. an aeration branch pipe; 3. a hollow fiber curtain membrane; 31. an intake branch pipe; 32. a hollow fiber membrane; 33. perforating an aeration pipe; 34. a water collecting branch pipe; 35. a second protective net; 4. an air inlet pipe; 5. a water collection pipe; 6. a long guide groove; 7. a hose; 8. a tower-type seal sleeve; 9. a T-shaped compression bar; 10. and (4) aeration holes.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in the figure, a hollow fiber curtain type membrane assembly with a detachable top comprises a frame body 1, an aeration device 2, a hollow fiber curtain type membrane 3, an air inlet pipe 4 and a water collecting pipe 5, wherein the aeration device 2 comprises a total aeration pipe 21 and a branch aeration pipe 22, the total aeration pipe 21 is arranged on one side of the frame body 1, the branch aeration pipe 22 is arranged at the bottom of the frame body 1, the total aeration pipe 21 and the air inlet pipe 4 are connected with a fan through flanges, the frame body comprises a support frame 11 and a first protective net 12 arranged outside the support frame 11, a plurality of elongated guide grooves 6 are correspondingly arranged at the inner top and the inner bottom of the support frame 11, the hollow fiber curtain type membrane 3 is detachably inserted between the elongated guide grooves 6 correspondingly arranged at the inner top and the inner bottom of the support frame 11, a second protective net 35 is arranged outside the hollow fiber curtain type membrane 3, and the hollow fiber curtain type membrane 3 comprises a branch air inlet pipe 31, Hollow fiber membrane 32, perforation aeration pipe 33 and water collection branch pipe 34, wherein air inlet branch pipe 31 and perforation aeration pipe 33 communicate, water collection branch pipe 34 and hollow fiber membrane 32 communicate, between intake pipe 4 and the air inlet branch pipe 31, all communicate through hose 7 between water collection pipe 5 and the water collection branch pipe 34, be equipped with the valve on the hose 7, water collection pipe 5 has the vacuum pump pipeline through the flange connection that catchments, still be equipped with a plurality of aeration holes 10 on perforation aeration pipe 33 and the aeration branch pipe 22.
Preferably, the support frame 11 is any one of a stainless square tube, a stainless round tube or a stainless steel angle iron.
Preferably, the first protective net 12 and the second protective net 35 are any one of a stainless steel wire mesh, a plastic wire mesh or a large-aperture filter cloth, and the wire meshes of the first protective net 12 and the second protective net 35 are 10-50, and are respectively fixed outside the supporting frame 11 and outside the hollow fiber curtain type membrane 3 by means of locking or bonding.
Preferably, the air inlet pipe 4, the water collecting pipe 5 and the perforated aeration pipe 33 are all made of UPVC material.
Preferably, the size of the aeration holes 10 is 2-6mm, the direction of the aeration holes 10 is 40-50 degrees obliquely downwards, when aeration is performed, the aeration branch pipes 22 and the perforated aeration pipes 33 mainly play roles in flushing the membrane filament surfaces of the hollow fiber membranes 32, slowing down the pollution of the hollow fiber membranes 32 and providing oxygen for activated sludge, and the maintenance cost in the use process is reduced.
Preferably, the elongated guide grooves 6 are U-shaped grooves made of stainless steel, the inner width of which is the same as the thickness of the hollow fiber membranes 32.
Preferably, the hose 7 is a transparent hose made of silicon rubber or steel wire, and is connected between the air inlet pipe 4 and the air inlet branch pipe 31 and between the water collecting pipe 5 and the water collecting branch pipe 34 through a tower-shaped sealing sleeve 8.
Preferably, the inner top of the supporting frame 11 is provided with a plurality of springs corresponding to each elongated guide slot 6, the other ends of the springs are connected with a pressing member, and the pressing member is a T-shaped pressing rod 9 and presses against the top of the hollow fiber curtain type membrane 3.
The utility model also provides a detachable hollow fiber curtain formula membrane module's in top application method, including following step:
1) placing a hollow fiber curtain type membrane assembly with a detachable top in a sewage tank to be treated, then communicating a main aeration pipe 21 and an air inlet pipe 4 with a fan through flanges, and communicating a water collecting pipe 5 with a vacuum pump pipeline through a water collecting flange;
2) starting a vacuum pump, intercepting mud-water mixture and filiform impurities in the sewage outside the first protective net 12 or the second protective net 35, enabling clean produced water to enter the hollow fiber membrane 32, then enter the water collecting branch pipe 34, then enter the water collecting pipe 5 through the tower-shaped sealing sleeve 8 on the water collecting pipe 5 connected with the hose 7, and finally enter a vacuum pump pipeline system to be collected in a clean water tank;
3) the vacuum pump is started, the fan is started at the same time, the obtained compressed air source enters the main aeration pipe 21 and the air inlet pipe 4 through the flanges, the compressed air source enters the aeration branch pipe 22 through the main aeration pipe 21, then enters the sewage from the aeration holes 10 on the aeration branch pipe 22 to generate aeration, meanwhile, the compressed air source enters the perforated aeration pipe 33 through the air inlet pipe 4, then enters the lower half section of the hollow fiber membrane 32 from the aeration holes 10 on the perforated aeration pipe 33 to generate aeration, the mutual shaking among membrane filaments can be effectively enhanced in the aeration process, the concentration polarization around the membrane filaments is reduced, and the long-term stable operation of a membrane module system is facilitated;
4) in the operation process of the hollow fiber curtain type membrane component with the detachable top, the water quality condition in the hose 7 connected with the water collecting pipe 5 and the water collecting branch pipe 34 can be observed, when the hollow fiber curtain type membrane 3 needs to be cleaned, the hose 7 corresponding to the hollow fiber curtain type membrane 3 of the single curtain can be closed, and the hollow fiber curtain type membrane 3 of the single curtain can be manually taken out from the membrane component for cleaning because the weight of the hollow fiber curtain type membrane 3 of the single curtain is smaller, so that the hollow fiber curtain type membrane 3 can be replaced without shutdown, and the later maintenance cost is reduced;
5) when the membrane filament pollution condition in the hollow fiber curtain type membrane 3 is serious and needs to be replaced, the compression spring enables the T-shaped compression rod 9 to be separated from the hollow fiber curtain type membrane 3, then the hose 7 connected to the hollow fiber curtain type membrane 3 is pulled out, the hose 7 is closed again, the independent hollow fiber curtain type membrane 3 is taken out, a new hollow fiber curtain type membrane 3 is inserted into the corresponding long guide groove 6, the hose 7 is connected to the new hollow fiber curtain type membrane 3 to continue sewage treatment, and the system can be detached, replaced and installed without stopping.
The utility model discloses the protection network one 12 and the protection network two 35 that set up can be effectual hold back muddy water mixture, filiform debris etc. in the outside of support frame 11 or the outside of hollow fiber curtain-type diaphragm 3 to improve the filtration efficiency of hollow fiber curtain-type membrane subassembly, reduced hollow fiber curtain-type membrane subassembly root long-pending mud, debris winding lead to the silk break, go out water quality of water worsen, the risk that the membrane subassembly life-span shortens and off-line cleaning frequency's reduction, reduce later maintenance cost; and the hollow fiber curtain type membrane 3 can be quickly mounted or dismounted with the support frame 11 through the spring and the T-shaped pressing rod 9, so that the hollow fiber curtain type membrane 3 is convenient to clean and replace, the condition that the whole set of equipment needs to be stopped or a single set of equipment needs to be stopped is avoided, and the working efficiency is improved.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (6)
1. The hollow fiber curtain type membrane component with the detachable top is characterized by comprising a frame main body (1), an aeration device (2), a hollow fiber curtain type membrane (3), an air inlet pipe (4) and a water collecting pipe (5), wherein the aeration device (2) comprises a main aeration pipe (21) and an aeration branch pipe (22), the main aeration pipe (21) is arranged on one side of the frame main body (1), the aeration branch pipe (22) is arranged at the bottom of the frame main body (1), the main aeration pipe (21) and the air inlet pipe (4) are both connected with a fan through flanges, the frame main body (1) comprises a support frame (11) and a first protective net (12) arranged outside the support frame (11), a plurality of long guide grooves (6) are correspondingly arranged at the inner top and the inner bottom of the support frame (11), the hollow fiber curtain type membrane (3) is detachably inserted between the long guide grooves (6) which are correspondingly arranged at the inner top and the inner bottom of the support frame (11), and the outside of hollow fiber curtain formula diaphragm (3) is equipped with protection network two (35), hollow fiber curtain formula diaphragm (3) is including air intake branch (31), hollow fiber membrane (32), perforation aeration pipe (33) and water collection branch (34), wherein air intake branch (31) and perforation aeration pipe (33) intercommunication, water collection branch (34) and hollow fiber membrane (32) intercommunication, between intake pipe (4) and air intake branch (31), all communicate through hose (7) between water collection pipe (5) and the water collection branch (34), be equipped with the valve on hose (7), water collection pipe (5) even have the vacuum pump pipeline through the flange that catchments, still be equipped with a plurality of aeration holes (10) on perforation aeration pipe (33) and aeration branch (22).
2. The hollow fiber curtain membrane module with the detachable top part as claimed in claim 1, wherein the first protective net (12) and the second protective net (35) are respectively fixed on the outside of the supporting frame (11) and the outside of the hollow fiber curtain membrane (3) by means of locking or bonding, and the mesh number of the first protective net (12) and the second protective net (35) is 10-50.
3. The top detachable hollow fiber curtain type membrane module as claimed in claim 1, wherein the size of the aeration hole (10) is 2-6mm, and the direction of the aeration hole (10) is inclined downward 40-50 °.
4. A top detachable hollow fiber curtain type membrane module as claimed in claim 1, wherein the long guide groove (6) is a U-shaped groove made of stainless steel, and the inner width of the U-shaped groove is consistent with the thickness of the hollow fiber membrane (32).
5. A top detachable hollow fiber curtain type membrane module as claimed in claim 1, wherein the hose (7) is a transparent hose made of silica gel or steel wire and connected between the air inlet pipe (4) and the air inlet branch pipe (31), and between the water collecting pipe (5) and the water collecting branch pipe (34) through a tower type sealing sleeve (8).
6. The hollow fiber curtain membrane module with the detachable top is characterized in that a plurality of springs are arranged at the inner top of the supporting frame (11) corresponding to each elongated guide groove (6), a pressing piece is connected to the other end of each spring, and the pressing piece is a T-shaped pressing rod (9) and presses the top of the hollow fiber curtain membrane (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022314557.6U CN213950723U (en) | 2020-10-17 | 2020-10-17 | Detachable hollow fiber curtain formula membrane module in top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022314557.6U CN213950723U (en) | 2020-10-17 | 2020-10-17 | Detachable hollow fiber curtain formula membrane module in top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213950723U true CN213950723U (en) | 2021-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022314557.6U Active CN213950723U (en) | 2020-10-17 | 2020-10-17 | Detachable hollow fiber curtain formula membrane module in top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213950723U (en) |
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2020
- 2020-10-17 CN CN202022314557.6U patent/CN213950723U/en active Active
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