CN203530006U - Integrated membrane bioreactor - Google Patents
Integrated membrane bioreactor Download PDFInfo
- Publication number
- CN203530006U CN203530006U CN201320584340.4U CN201320584340U CN203530006U CN 203530006 U CN203530006 U CN 203530006U CN 201320584340 U CN201320584340 U CN 201320584340U CN 203530006 U CN203530006 U CN 203530006U
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- China
- Prior art keywords
- sewage
- reaction tank
- integral type
- reaction
- biological reactor
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- 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.)
- Expired - Lifetime
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- 239000012528 membrane Substances 0.000 title claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 47
- 239000010865 sewage Substances 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000004698 Polyethylene Substances 0.000 claims abstract description 10
- 239000012510 hollow fiber Substances 0.000 claims abstract description 10
- 229920000573 polyethylene Polymers 0.000 claims abstract description 10
- -1 polyethylene Polymers 0.000 claims abstract description 9
- 238000005273 aeration Methods 0.000 claims description 23
- 230000008676 import Effects 0.000 claims description 6
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 239000010802 sludge Substances 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000813 microbial effect Effects 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 238000013019 agitation Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an integrated membrane bioreactor which comprises a reaction tank, a sewage inlet system, a water outlet system, a sewage reflow system, a membrane biological assembly and an aerating system placed below the membrane biological assembly, wherein a sludge removal system is arranged at the bottom of a reaction pool, a reaction cover is arranged on the top of the reaction pool, a sewage inlet is formed in the reaction cover, the sewage inlet system is communicated with an inner cavity of the reaction pool through the sewage inlet, the water outlet system is connected with the membrane biological assembly, the sewage reflow system is arranged on the inner wall of the reaction pool, a PLC (Programmable Logic Controller) automatic control box is arranged outside the reaction pool, and the membrane biological assembly consists of a plurality of independent polyethylene hollow fiber membranes which are placed on a permanent support. The aerating system comprises a U-shaped aerating pipe and a fan placed at one end of the U-shaped aerating pipe. A plurality of cone-shaped aerating nozzles are arranged on the U-shaped aerating pipe. The bioreactor disclosed by the utility model is compact in structure, and the biological membrane can be automatically cleaned, so that the bioreactor is convenient to maintain, small in occupied area of buildings and low in operating cost and energy consumption.
Description
Technical field
The utility model belongs to environmental engineering technical field of sewage, relates to a kind of bio-reactor, particularly relates to a kind of integral type film biological reactor.
Background technology
At present, sanitary sewage and with it similarly the processing of industrial organic sewage mainly adopt comparatively ripe biochemical processing---contact oxidation method, sewage disposal device structure mainly by preliminary sedimentation tank, contact-oxidation pool, second pond, sterilization pool (or sterilizing unit), sludge sump, Ventilator Room (or blower fan) totally six parts form.But in existing biochemical processing, owing to adopting one-level, secondary and tertiary treatment, make sewage treatment process complicated, structures floor space is large, the running unit power consumptions such as preliminary sedimentation tank, second pond, sludge treatment equipment, aerating system are larger, and wherein carry out a biological disposal upon structures and biological sewage treatment unit energy consumption just account for the more than 60% of Sewage Plant direct energy consumption, and energy consumption problem has become the bottleneck of biochemical processing, and there is equipment cleaning difficulty in service, maintenance cost is higher.
For solving existing deficiency in existing biochemical processing, various separated types and integral type film biological reactor have been there is on the market.Membrane bioreactor is a kind of new type water treatment technology being combined with biological processing unit by film separation unit, utilize the organism in biochemical technology degradation water, raise and train advantage mushroom, intercept bacterium, then utilize membrane technique to filter suspended substance and water soluble macromolecular substance, reduce water turbidity, reach emission standard, water reuse in realization.But because biomembranous manufacturing cost is high, and microbial film is easily contaminated in operational process in existing integral type film biological reactor structure, film cleans not thorough, thereby has restricted the application and development of membrane bioreactor.
Utility model content
The purpose of this utility model is, for the existing deficiency of prior art, to provide a kind of integral type film biological reactor.This membrane bioreactor is rational in infrastructure, compact, and microbial film can be realized automatic cleaning, easy to maintenance, and running cost and energy consumption are low, and after processing, water quality can direct reuse.
The utility model is achieved by following technical solution.
A kind of integral type film biological reactor, comprise reaction tank, sewage water inlet system, outlet system, sewage backflow system, film biologic component and be placed in the aerating system of film biologic component below, described reaction tank bottom is provided with mud removal system, top is provided with reaction lid, in reaction, cover and be provided with sewage import, described sewage water inlet system is communicated with reaction tank inner chamber by sewage import, described outlet system is connected with film biologic component, described sewage backflow system is arranged on reaction tank inwall, described reaction tank arranged outside has PLC automatic control box, described film biologic component by several independently polyethylene hollow fiber membrane by film piece retaining plate, be placed in and be fixedly mounted with on bearing.
Described aerating system comprises U-shaped aeration tube and is placed in the blower fan of U-shaped aeration tube one end, is provided with some taper aeration nozzles on U-shaped aeration tube.
The tapering of described taper aeration nozzle is 1:1.8.
Described outlet system lower end is provided with suction pump.
Insert respectively in film piece retaining plate at described polyethylene hollow fiber membrane two ends, and arrange in vertical direction with 5 ° of angles.
Described reaction tank top and sewage entrance end are provided with ring-like flow deflector.
Described ring-like flow deflector is provided with some pod apertures.
Described ring-like flow deflector becomes 30 ° of angles with reaction tank 1 inwall.
The beneficial effects of the utility model are:
Compared with prior art, integral type film biological reactor tool described in the utility model has the following advantages:
(1) compact construction, aeration tank and second pond that traditional wastewater is processed unite two into one, and have replaced whole process facility of tertiary treatment, and structures floor space is little, and running cost is low;
(2) due to membrane module is placed in reactor, and adopt polyethylene hollow fiber membrane two ends to insert respectively in film piece retaining plate, become 5 ° of angles to arrange with vertical, be conducive to film and pollute realization cleaning automatically, by suction pump, aspirated sewage is filtered, the required cross-flow of film surface cleaning can be produced by air agitation;
(3) due to aerating system be arranged on film under, aeration tube structure is adopted as U-shaped aeration tube structure, and on U-shaped aeration tube, be provided with the taper solarization air cap that some taperings are 1:1.8, thereby improved intermembranous liquid upflow velocity, mixed solution upwards flows with air-flow, on film surface, produce shearing force, film surface is cleaned in time, reduce the pollution of film, ensured effluent quality and aquifer yield, can realize sewage disposal resource utilization;
(4) due at reaction tank top and sewage entrance end assembled ring-like flow deflector, flow deflector is provided with some pod apertures, and flow deflector becomes 30 ° of angles with reaction tank inwall, thereby prevents from producing eddy current and reducing membrane flux into water.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1;
Fig. 4 is the C place partial enlarged drawing of Fig. 1.
In figure: 1-reaction tank, 2-PLC automatic control box, 3-sewage water inlet system, 4-reaction tank lid, the ring-like flow deflector of 5-, 6-film biologic component, 7-is fixedly mounted with bearing, 8-outlet system, 9-sewage backflow system, 10-suction pump, 11-U shape aeration tube, 12-mud removal system, 13-blower fan, 14-film piece retaining plate, 15-polyethylene hollow fiber membrane, 16-taper aeration nozzle.
Embodiment
Below in conjunction with accompanying drawing, further describe the technical solution of the utility model, but described in claimed scope is not limited to.
As shown in Figures 1 to 4, a kind of integral type film biological reactor described in the utility model, comprise reaction tank 1, sewage water inlet system 3, outlet system 8, sewage backflow system 9, film biologic component 6 and be placed in the aerating system of film biologic component 6 belows, described reaction tank 1 bottom is provided with mud removal system 12, top is provided with reaction and covers 4, in reaction, cover and on 4, be provided with sewage import, described sewage water inlet system 3 is communicated with reaction tank 1 inner chamber by sewage import, described outlet system 8 is connected with film biologic component 6, described sewage backflow system 9 is arranged on reaction tank 1 inwall, described reaction tank 1 arranged outside has PLC automatic control box 2, described film biologic component 6 by several independently polyethylene hollow fiber membrane 15 by film piece retaining plate 14, be placed in and be fixedly mounted with on bearing 7.Adopt the technical program, microbial film can be realized automatic cleaning, easy to maintenance, and running cost and energy consumption are low, and after processing, water quality can direct reuse, has replaced the required process facility of traditional tertiary treatment simultaneously, and structures floor space is little.
Described aerating system comprises U-shaped aeration tube 11 and is placed in the blower fan 13 of U-shaped aeration tube 11 one end, is provided with some taper aeration nozzles 16 on U-shaped aeration tube 11.
The tapering of described taper aeration nozzle 16 is 1:1.8.Can improve so intermembranous liquid upflow velocity, mixed solution upwards flows with air-flow, on film surface, produces shearing force, and film surface is cleaned in time, has reduced the pollution of film, has ensured effluent quality and aquifer yield, can realize sewage disposal resource utilization.
Described outlet system 8 lower ends are provided with suction pump 10.By suction pump 10 suctions, sewage is filtered.
Insert respectively in film piece retaining plate 14 at described polyethylene hollow fiber membrane 15 two ends, and arrange in vertical direction with 5 ° of angles.Be conducive to like this film and pollute realization cleaning automatically, the required cross-flow of film surface cleaning can be produced by air agitation.
Described reaction tank 1 top and sewage entrance end are provided with ring-like flow deflector 5.When making, ring-like flow deflector 5 along reaction tank 1 top perimeter in accordance with regulations angle be welded on the framework of reaction tank 1 inwall.
Described ring-like flow deflector 5 is provided with some pod apertures.
Described ring-like flow deflector 5 becomes 30 ° of angles with reaction tank 1 inwall.Can prevent from like this producing eddy current and reducing membrane flux into water.
The utility model is when work, by PLC automatic control box 2, sent into water input instruction, sewage water inlet system starts, effluent stream enters in reaction tank 1 until designated water level along reaction tank 1 inwall through ring-like flow deflector 5, now aerating system starts, the air that blower fan 13 produces enters in reaction tank 1 after U-shaped aeration tube 11 and 16 superchargings of taper aeration nozzle, at this moment outlet system 8 is opened, sewage enters outlet system 8 after filtering by polyethylene hollow fiber membrane 15 and film biologic component 6 and gets rid of reuse, at this moment the pollutent efficiently being dammed remains in membrane biological reaction pond 1, under the effect of biologic packing material, continue degraded separated.After membrane bioreactor work certain hour described in the utility model, pollutent forms precipitation on film surface, under the effect of aerating system, intermembranous flow rate of liquid is got a promotion, mixed solution upwards flows with air-flow, on film surface, produces shearing force, and film surface is cleaned in time.Concentration of wastewater in reaction tank 1 surpasses after set(ting)value, and sewage backflow system 9 starts, and sewage backflow is arrived in former water regulating tank.When sludge settling reaches set amount in 1 bottom, membrane biological reaction pond, mud removal system 12 is opened, and mud is got rid of and processed rear utilization.
Claims (8)
1. an integral type film biological reactor, comprise reaction tank (1), sewage water inlet system (3), outlet system (8), sewage backflow system (9), film biologic component (6) and be placed in the aerating system of film biologic component (6) below, it is characterized in that: described reaction tank (1) bottom is provided with mud removal system (12), top is provided with reaction lid (4), on reaction lid (4), be provided with sewage import, described sewage water inlet system (3) is communicated with reaction tank (1) inner chamber by sewage import, described outlet system (8) is connected with film biologic component (6), described sewage backflow system (9) is arranged on reaction tank (1) inwall, described reaction tank (1) arranged outside has PLC automatic control box (2), described film biologic component (6) by several independently polyethylene hollow fiber membrane (15) by film piece retaining plate (14), be placed in and be fixedly mounted with on bearing (7).
2. a kind of integral type film biological reactor according to claim 1, it is characterized in that: described aerating system comprises U-shaped aeration tube (11) and is placed in the blower fan (13) of U-shaped aeration tube (11) one end, is provided with some taper aeration nozzles (16) on U-shaped aeration tube (11).
3. a kind of integral type film biological reactor according to claim 2, is characterized in that: the tapering of described taper aeration nozzle (16) is 1:1.8.
4. a kind of integral type film biological reactor according to claim 1, is characterized in that: described outlet system (8) lower end is provided with suction pump (10).
5. a kind of integral type film biological reactor according to claim 1, is characterized in that: insert respectively in film piece retaining plate (14) at described polyethylene hollow fiber membrane (15) two ends, and arranges in vertical direction with 5 ° of angles.
6. a kind of integral type film biological reactor according to claim 1, is characterized in that: described reaction tank (1) top and sewage entrance end are provided with ring-like flow deflector (5).
7. a kind of integral type film biological reactor according to claim 6, is characterized in that: described ring-like flow deflector (5) is provided with some pod apertures.
8. a kind of integral type film biological reactor according to claim 6, is characterized in that: described ring-like flow deflector (5) becomes 30 ° of angles with reaction tank (1) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320584340.4U CN203530006U (en) | 2013-09-22 | 2013-09-22 | Integrated membrane bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320584340.4U CN203530006U (en) | 2013-09-22 | 2013-09-22 | Integrated membrane bioreactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203530006U true CN203530006U (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320584340.4U Expired - Lifetime CN203530006U (en) | 2013-09-22 | 2013-09-22 | Integrated membrane bioreactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203530006U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104609647A (en) * | 2014-12-29 | 2015-05-13 | 东莞市东元新能源科技有限公司 | Domestic sewage integrated treatment system |
| CN108557990A (en) * | 2018-01-22 | 2018-09-21 | 安徽川清清环境科技有限公司 | Strengthen coupled biological membrane reactor |
-
2013
- 2013-09-22 CN CN201320584340.4U patent/CN203530006U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104609647A (en) * | 2014-12-29 | 2015-05-13 | 东莞市东元新能源科技有限公司 | Domestic sewage integrated treatment system |
| CN108557990A (en) * | 2018-01-22 | 2018-09-21 | 安徽川清清环境科技有限公司 | Strengthen coupled biological membrane reactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |