CN219950768U - Composite membrane bioreactor - Google Patents
Composite membrane bioreactor Download PDFInfo
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- CN219950768U CN219950768U CN202321308832.0U CN202321308832U CN219950768U CN 219950768 U CN219950768 U CN 219950768U CN 202321308832 U CN202321308832 U CN 202321308832U CN 219950768 U CN219950768 U CN 219950768U
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- tank
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- sewage
- water
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- 239000012528 membrane Substances 0.000 title claims abstract description 57
- 239000002131 composite material Substances 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000010865 sewage Substances 0.000 claims abstract description 46
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 239000000645 desinfectant Substances 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims description 27
- 238000011084 recovery Methods 0.000 claims description 20
- 230000002421 anti-septic effect Effects 0.000 claims description 17
- 238000003756 stirring Methods 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 238000005086 pumping Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 244000005700 microbiome Species 0.000 abstract description 4
- 238000012958 reprocessing Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 239000008394 flocculating agent Substances 0.000 description 4
- 238000000108 ultra-filtration Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 208000003251 Pruritus Diseases 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 230000007803 itching Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Abstract
The utility model relates to a composite membrane bioreactor, which belongs to the field of sewage treatment equipment, wherein the composite membrane bioreactor is used for pretreating sewage through a primary filter tank, a treatment tank and a secondary filter tank, then the sewage enters a treatment tank for reprocessing, the pretreated water can be reused, the application is wider, an aerobic tank, a membrane biological reaction tank and a clean water tank are arranged in the treatment tank, the pretreated sewage can treat microorganisms in the sewage through the aerobic tank, an MBR component in the membrane biological reaction tank can treat the sewage again, and the treated water flow is disinfected in the clean water tank through a disinfectant, so that the treatment effect can be effectively ensured.
Description
Technical Field
The utility model belongs to the field of sewage treatment equipment, and particularly relates to a composite membrane bioreactor.
Background
In the field of sewage treatment and water resource reutilization, MBR is also called a membrane bioreactor, and is a novel water treatment technology which combines a membrane separation unit and a biological treatment unit, wherein the adopted membrane structure is mainly a flat membrane and a hollow fiber membrane, and can be divided into ultrafiltration technology according to the membrane aperture, and the ultrafiltration membrane is a microporous filtration membrane with consistent aperture specification and rated aperture range of 0.001-0.02 microns. Solute molecules smaller than the aperture can be screened out by applying proper pressure on one side of the membrane to separate particles with molecular weight larger than 500 daltons and particle size larger than 2-20 nanometers, and the ultrafiltration membrane is one of the earliest developed high molecular separation membranes, so that industrialization of the ultrafiltration device is realized in 60 years;
because of its good treatment effect, membrane bioreactor widely used in sewage treatment process, the sewage that waits to treat needs to carry out pretreatment before flowing through membrane bioreactor, and the effect of pretreatment can influence the follow-up treatment effect of sewage, for example to the great sewage of mud volume, and the filtration treatment in earlier stage can influence follow-up treatment effect, still exists in the sewage and generally gets into membrane bioreactor after sedimentation filtration treatment in the prior art that dissolves in water, and this kind of treatment mode effect is very limited, and the treatment effect is not ideal.
Disclosure of Invention
In order to overcome the problems in the background technology, the utility model discloses a composite membrane bioreactor, which is characterized in that after sewage is pretreated by a primary filter tank 1, a treatment tank 3 and a secondary filter tank 5, the sewage enters a treatment tank 7 for reprocessing, the pretreated water can be reused, the application is wider, an aerobic tank 17, a membrane biological reaction tank 18 and a clean water tank 19 are arranged in the treatment tank 7, the pretreated sewage can treat microorganisms in the sewage through the treatment of the aerobic tank 17, MBR components in the membrane biological reaction tank 18 can treat the sewage again, and the treated water flow is disinfected in the clean water tank 19 through disinfectant, so that the treatment effect can be effectively ensured.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the composite membrane bioreactor mainly comprises a primary filter tank 1, a first communication pipe 2, a treatment tank 3, a second communication pipe 4, a secondary filter tank 5, a third communication pipe 6 and a treatment tank 7, wherein the primary filter tank 1 is communicated with the treatment tank 3 through the first communication pipe 2, the treatment tank 3 is communicated with the secondary filter tank 5 through the second communication pipe 4, the secondary filter tank 5 through the third communication pipe 6, the secondary filter tank 5 is communicated with the treatment tank 7 through the second communication pipe 4, the secondary filter tank 11 is communicated with the treatment tank 7 through the third communication pipe 6, the composite membrane bioreactor mainly comprises a first stirring roller 11, a liquid inlet pipe 12, a second filter screen 13, a bottom recovery pipe 14, a first partition plate 15, a second partition plate 16, an aerobic tank 17, a membrane biological reaction tank 18, a clean water tank 19, a filling material 20, an air inlet pipe 21, a water suction pipe 22, an MBR membrane assembly 23, a water return pipe 24, a second stirring roller 25, a water outlet pipe 26, a disinfectant storage tank 27 and a fourth communication pipe 28, the sewage inlet pipe 8 is arranged on the side surface of the primary filter tank 1, the primary filter screen 9 is arranged inside the primary filter tank 1, the recovery pipe 10 is arranged at the bottom of the primary filter tank 1, the first stirring roller 11 is arranged inside the treatment tank 3, the liquid inlet pipe 12 is arranged at the top of the treatment tank 3, the secondary filter screen 13 is arranged inside the secondary filter tank 5, the bottom recovery pipe 14 is arranged at the bottom of the secondary filter tank 5, the first partition plate 15 and the second partition plate 16 are arranged inside the treatment tank 7, the aerobic tank 17, the membrane biological reaction tank 18 and the clean water tank 19 are arranged inside the treatment tank 7, the filling material 20 is arranged inside the aerobic tank 17, the MBR membrane assembly 23 is arranged inside the membrane biological reaction tank 18, the water return pipe 24 is arranged at the bottom of the treatment tank 7, the second stirring roller 25 is arranged inside the clean water tank 19, the water outlet pipe 26 is arranged on the side surface of the treatment tank 7, and the disinfection liquid storage tank 27 is communicated with the treatment tank 7 through the fourth communicating pipe 28.
The inside of the treatment tank 7 is provided with a separation net, and the bottom of the treatment tank 7 is provided with a recovery pipe 10.
The mesh aperture of the primary filter screen 9 is larger than that of the secondary filter screen 13.
The first communication pipe 2, the second communication pipe 4, the third communication pipe 6, the water pumping pipe 22, the water return pipe 24 and the fourth communication pipe 28 are provided with pump bodies and control valves.
The left pipe body of the water suction pipe 22 is a pipe body bent downwards by 90 degrees, and the length of the pipe body bent downwards is 2/3 of the height of the aerobic tank 17.
The top of antiseptic solution storage tank 27 is provided with antiseptic solution feed-in pipe, and the side of antiseptic solution storage tank 27 is provided with the antiseptic solution exit tube, and antiseptic solution storage tank 27 openly is provided with the window.
The utility model has the beneficial effects that: the combined type membrane bioreactor carries out pretreatment on sewage through the primary filter tank 1, the treatment tank 3 and the secondary filter tank 5, the sewage enters the treatment tank 7 for reprocessing, the pretreated sewage can be reused in the treated water, the application is wider, the aerobic tank 17, the membrane biological reaction tank 18 and the clean water tank 19 are arranged in the treatment tank 7, the pretreated sewage can treat microorganisms in the sewage through the aerobic tank 17, MBR components in the membrane biological reaction tank 18 can treat the sewage again, and the treated water flow is disinfected in the clean water tank 19 through disinfectant, so that the treatment effect can be effectively ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
in the figure, 1-first-stage filter tank 1, 2-first communicating pipe 2, 3-treatment tank 3, 4-second communicating pipe 4, 5-second-stage filter tank 5, 6-third communicating pipe 6, 7-treatment tank 7, 8-sewage inlet pipe 8, 9-first-stage filter screen 9, 10-recovery pipe 10, 11-first stirring roller 11, 12-liquid inlet pipe 12, 13-second-stage filter screen 13, 14-bottom recovery pipe 14, 15-first partition 15, 16-second partition 16, 17-aerobic tank 17, 18-membrane biological reaction tank 18, 19-clean water tank 19, 20-packing material 20, 21-air inlet pipe 21, 22-water suction pipe 22, 23-MBR membrane module 23, 24-water return pipe 24, 25-second stirring roller 25, 26-water outlet pipe 26, 27-disinfectant storage tank 27, 28-fourth communicating pipe 28.
Detailed Description
In order to make the above objects, technical schemes and beneficial effects clearer and more clear, the present utility model is specifically described below with reference to the accompanying drawings.
As shown in figure 1, the composite membrane bioreactor mainly comprises a primary filter tank 1, a first communication pipe 2, a treatment tank 3, a second communication pipe 4, a secondary filter tank 5, a third communication pipe 6 and a treatment tank 7, a sewage inlet pipe 8, a primary filter screen 9, a recovery pipe 10, a first stirring roller 11, a liquid inlet pipe 12, a secondary filter screen 13, a bottom recovery pipe 14, a first partition plate 15, a second partition plate 16, an aerobic tank 17, a membrane biological reaction tank 18, a clean water tank 19, a filling material 20, an air inlet pipe 21, a water suction pipe 22, an MBR membrane assembly 23, a water return pipe 24, a second stirring roller 25, a water outlet pipe 26, a disinfectant storage tank 27 and a fourth communication pipe 28, wherein the primary filter tank 1 is communicated with the treatment tank 3 through the first communication pipe 2, the treatment tank 3 is communicated with the secondary filter tank 5 through the second communication pipe 4, the secondary filter tank 5 is communicated with the treatment tank 7 through the third communication pipe 6, the inside of the treatment tank 7 is provided with a separation net, the bottom of the treatment tank 7 is provided with a recovery pipe 10, the sewage inlet pipe 8 is arranged on the side surface of the primary filter tank 1, the primary filter screen 9 is arranged inside the primary filter tank 1, the recovery pipe 10 is arranged at the bottom of the primary filter tank 1, the first stirring roller 11 is arranged inside the treatment tank 3, the liquid inlet pipe 12 is arranged at the top of the treatment tank 3, the secondary filter screen 13 is arranged inside the secondary filter tank 5, the mesh aperture of the primary filter screen 9 is larger than that of the separation net, the mesh aperture of the separation net is larger than that of the secondary filter screen 13, the bottom recovery pipe 14 is arranged at the bottom of the secondary filter tank 5, the outside of the bottom recovery pipe 14 is connected with a suction pump and a control valve, solid matters can be sucked out through suction operation, the first partition 15 and the second partition 16 are arranged inside the treatment tank 7, the aerobic tank 17, the membrane biological reaction tank 18 and the clean water tank 19 are arranged inside the treatment tank 7, the packing material 20 sets up in good oxygen pond 17 inside, and MBR membrane module 23 sets up in membrane biological reaction pond 18 inside, and wet return 24 sets up in the treatment tank 7 bottom, and second stirring roller 25 sets up in clean water pond 19 inside, and outlet pipe 26 sets up in the treatment tank 7 side, and antiseptic solution storage tank 27 communicates with treatment tank 7 through fourth communicating pipe 28, be provided with the pump body and the control valve on first communicating pipe 2, second communicating pipe 4, third communicating pipe 6, drinking-water pipe 22, wet return 24, the fourth communicating pipe 28, the left side body of drinking-water pipe 22 is the body of buckling 90 downwards, and the body length of buckling downwards is 2/3 of good oxygen pond 17 height, antiseptic solution storage tank 27's top is provided with the antiseptic solution inlet tube, and antiseptic solution storage tank 27's side is provided with the antiseptic solution exit tube, and antiseptic solution storage tank 27 openly is provided with the window.
The composite membrane bioreactor is used for pretreating sewage through a primary filter tank 1, a treatment tank 3 and a secondary filter tank 5, the sewage enters a treatment tank 7 for reprocessing, the pretreated water can be reused, the application is wider, when the composite membrane bioreactor is used for sewage treatment, the sewage enters the primary filter tank 1 from a sewage water inlet pipe, obvious solid matters are filtered in the primary filter tank 1, the sewage filtered by the primary filter tank 1 enters the treatment tank 3, a flocculating agent is introduced from a liquid inlet pipe 12 at the top of the treatment tank 3, the flocculating agent reacts with the sewage, the flocculating agent interacts with pollutants in the sewage to form larger lumps, thereby facilitating the subsequent filtration and precipitation, separating net combinable flocculates are recovered from a recovery pipe 10, the outer side of the recovery pipe 10 is connected with a suction pump and a control valve, the solid matters can be sucked out through the sucking operation, the type of the flocculant can be determined according to the main pollutants in the sewage, for example, the polyaluminium chloride is an inorganic-organic composite flocculant which is one of the most widely used sewage treatment flocculants at present, and can quickly coagulate suspended matters and colloid matters in the water into large particles, so that the subsequent filtering and precipitation are convenient, the polyaluminium chloride has the advantages of good effect and high stability, but the price is relatively high, the sewage subjected to primary filtering and flocculation treatment is filtered again in the secondary filter 5, the treated sewage enters the treatment tank 7, an aerobic tank 17, a membrane biological reaction tank 18 and a clean water tank 19 are arranged in the treatment tank 7, the pretreated sewage can be treated by microorganisms in the sewage through the aerobic tank 17, and MBR components in the membrane biological reaction tank 18 can be used for treating the sewage again, the mounting mode of MBR subassembly is the same with the mounting mode of MBR subassembly among the prior art, and the rivers after the processing are disinfected through the antiseptic solution in clean water basin 19, can effectively guarantee the treatment effect, and the bottom of good oxygen pond 17 is provided with intake pipe 21, is provided with the control valve on the intake pipe 21, and intake pipe 21 lets in oxygen, and the processing of good oxygen pond 17 of accessible control intake pipe 21's open and shut control is gone on in the alternation of good itching and anaerobic operation according to the main pollutant in the sewage.
Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the utility model, and that, although the utility model has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.
Claims (6)
1. The combined type membrane bioreactor is characterized by mainly comprising a primary filter tank, a first communication pipe, a treatment tank, a second communication pipe, a secondary filter tank, a third communication pipe and a treatment tank, wherein the sewage inlet pipe, the primary filter screen, a recovery pipe, a first stirring roller, a liquid inlet pipe, the secondary filter screen, a bottom recovery pipe, a first partition plate, a second partition plate, an aerobic tank, a membrane biological reaction tank, a clean water tank, a filling material, an air inlet pipe, a water suction pipe, an MBR membrane assembly, a water return pipe, a second stirring roller, an outlet pipe, a disinfectant storage tank and a fourth communication pipe, the primary filter tank is communicated with the treatment tank through the first communication pipe, the treatment tank is communicated with the secondary filter tank through the second communication pipe, the secondary filter tank is communicated with the treatment tank through the third communication pipe, the sewage inlet pipe is arranged on the side of the primary filter tank, the primary filter screen is arranged at the inner part of the primary filter tank, the recovery pipe is arranged at the bottom of the primary filter tank, the first stirring roller is arranged at the inner part of the treatment tank, the liquid inlet pipe is arranged at the top of the secondary filter tank, the bottom of the recovery pipe is arranged at the inner part of the secondary filter tank, the bottom of the recovery pipe is arranged at the bottom of the second stirring tank, the first partition plate, the water inlet pipe, the water pipe is arranged at the water inlet pipe and the inner part of the membrane and the membrane is communicated with the aerobic tank through the MBR membrane assembly, the aerobic tank.
2. The composite membrane bioreactor as claimed in claim 1, wherein: the inside screen that is provided with of treatment pond, the treatment pond bottom is provided with the recovery pipe.
3. The composite membrane bioreactor as claimed in claim 1, wherein: the mesh aperture of the first-stage filter screen is larger than that of the second-stage filter screen.
4. The composite membrane bioreactor as claimed in claim 1, wherein: the first communicating pipe, the second communicating pipe, the third communicating pipe, the water pumping pipe, the water return pipe and the fourth communicating pipe are provided with a pump body and a control valve.
5. The composite membrane bioreactor as claimed in claim 1, wherein: the left pipe body of the water suction pipe is a pipe body bent downwards by 90 degrees, and the length of the pipe body bent downwards is 2/3 of the height of the aerobic tank.
6. The composite membrane bioreactor as claimed in claim 1, wherein: the top of antiseptic solution storage tank is provided with antiseptic solution feed-in pipe, and the side of antiseptic solution storage tank is provided with the antiseptic solution exit tube, and the antiseptic solution storage tank openly is provided with the window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321308832.0U CN219950768U (en) | 2023-05-26 | 2023-05-26 | Composite membrane bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321308832.0U CN219950768U (en) | 2023-05-26 | 2023-05-26 | Composite membrane bioreactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219950768U true CN219950768U (en) | 2023-11-03 |
Family
ID=88550268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321308832.0U Active CN219950768U (en) | 2023-05-26 | 2023-05-26 | Composite membrane bioreactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219950768U (en) |
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2023
- 2023-05-26 CN CN202321308832.0U patent/CN219950768U/en active Active
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