CN207877374U - Combined biofilm reactor - Google Patents
Combined biofilm reactor Download PDFInfo
- Publication number
- CN207877374U CN207877374U CN201820028115.5U CN201820028115U CN207877374U CN 207877374 U CN207877374 U CN 207877374U CN 201820028115 U CN201820028115 U CN 201820028115U CN 207877374 U CN207877374 U CN 207877374U
- Authority
- CN
- China
- Prior art keywords
- room
- nitrification
- anoxic
- reactor
- biofilm reactor
- 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.)
- Expired - Fee Related
Links
- 239000012528 membrane Substances 0.000 claims abstract description 39
- 238000005192 partition Methods 0.000 claims abstract description 9
- 238000010992 reflux Methods 0.000 claims abstract description 9
- 238000005276 aerator Methods 0.000 claims abstract description 4
- 230000013011 mating Effects 0.000 claims abstract description 4
- 239000010802 sludge Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 7
- 238000001471 micro-filtration Methods 0.000 claims description 5
- -1 polychloroethylene Polymers 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 5
- 239000010865 sewage Substances 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000005374 membrane filtration Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 206010021143 Hypoxia Diseases 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 230000007954 hypoxia Effects 0.000 abstract description 2
- 238000006396 nitration reaction Methods 0.000 abstract description 2
- 230000004044 response Effects 0.000 abstract description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000005273 aeration Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000012510 hollow fiber Substances 0.000 description 4
- 238000007654 immersion Methods 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 3
- 239000002518 antifoaming agent Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model provides a kind of process integration height, good sewage processing effect, combined biofilm reactor easy for installation.A kind of combined biofilm reactor, including closed reactor tank body and several partition boards being arranged in reactor tank body, reactor tank interior is divided into the anaerobic room of connection, anoxic room, nitrification room and circular chamber by several partition boards, it is equipped with mixer in anaerobic room and anoxic room, each mixer is equipped with the lifting gear mating with it, anoxic room is equipped with reflux pump close to one end of nitrification room, reflux pump connects anaerobic room by pipeline, it nitrifies room and is equipped with aerator close to one end bottom of anoxic room, nitrification room is equipped with membrane module close to one end of circular chamber.Anaerobic reaction, hypoxia response and nitration reaction and membrane filtration technique are integrated in a tank body by the utility model, realize technique Highgrade integration, and are had the advantages that easy for installation.
Description
Technical field
The utility model is related to a kind of sewage disposal device, more particularly to a kind of combined biofilm reactor belongs to dirty
Water treatment field.
Background technology
In existing sewage disposal technology, membrane biological reactor process is emerging one.It is to have gathered traditional wastewater
The Novel sewage treatment process for the treatment of technology and membrane filtration technique replaces secondary settling tank, at biology using membrane module is efficiently separated
Biological unit in reason combines to form a set of organic Water warfare regeneration techniques.Its cardinal principle is to replace two to sink using microfiltration membranes
Pond improves mud-water separation efficiency and suspended matter is completely trapped in bioreactor by the efficient crown_interception of film, improves
Membrane bioreactor（MBR）The concentration of interior activated sludge extends sludge retention time, greatly improves biochemical treatment efficiency, together
When reduce F/M ratios.This helps to reduce excess sludge production (even up to sludge zero discharge), reduces Treatment of Sludge expense.
MBR techniques are mainly made of bioreactor and membrane separation device, and the difference that form is placed according to membrane module is divided into：External and
Immersion；According to bioreactor, whether there is or not oxygen supplys to be divided into：Aerobic formula and anaerobical；According to the type of membrane module be divided into for：In
A variety of classification such as hollow fiber formula, flat and tubular type.Most widely used at present is immersion MBR, hollow fibre in immersion MBR
Dimension formula is to apply most MBR forms.
Compared with traditional dirty water living creature processing technique, MBR has following clear superiority：One, effluent quality is good and stablizes,
Two, sludge yield is few, and three, facility compact, floor space is few.It is found by test run research and practical investigation, in immersion
Hollow fiber MBR has the following disadvantages in operation：One, high energy consumption, in order to control fouling membrane, the mode of generally use bottom aeration
Shake hollow fiber film thread simultaneously washes away its surface, and required aeration intensity is higher than the aeration intensity of aeration tank in traditional technology；
Two, hollow fiber film thread restricted lifetime, and water yield can be influenced with using the influence of middle sludge film wire is made gradually to be broken.Three,
Need a certain number of corollary equipments, and be required for it is separately installed, be unfavorable for Fast Installation and miniaturization construct.
Utility model content
The purpose of this utility model is to provide a kind of process integration height, good sewage processing effect, easy for installation one
Body biofilm reactor solves the problems, such as to propose in background above technology.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of combined biofilm reactor, including closed reactor tank body and be arranged it is several in reactor tank body
Reactor tank interior is divided into the anaerobic room of connection, anoxic room, nitrification room and circular chamber, anaerobism by partition board, several partition boards
Mixer is equipped in room and anoxic room, each mixer is equipped with the lifting gear mating with it, and anoxic room is close to nitrification room
One end is equipped with reflux pump, and reflux pump connects anaerobic room by pipeline, and nitrification room is equipped with aeration close to one end bottom of anoxic room and fills
It sets, nitrification room is equipped with membrane module close to one end of circular chamber, and membrane module includes film frame, is arranged in the several perpendicular of film lower portion
Direct join row membrane support, be arranged membrane support both side surface several filter membranes and the air-dispersing frame in film base of frame is set,
Air-dispersing base of frame is equipped with diffuser, and nitrification liquid circulating pump is equipped in circular chamber and the sludge for connecting external equipment is extracted out
Pump, nitrification liquid circulating pump connect anoxic room by pipeline.
Preferably, the reactor top of the tank is equipped with several access holes.
Preferably, the filter membrane is the polychloroethylene film that surface is equipped with 0.4 ~ 0.8 μm of micro-filtration hole in several apertures.
Preferably, the membrane module and the projected area ratio of nitrification room are 10 ~ 15:100.
Preferably, the membrane module is equipped at least three dosing mouths that can be connect with external chemicals dosing plant.Dosing mouth
PAC storage tanks, NaOH storage tanks and antifoaming agent storage tank can be connected, auxiliary membrane module carries out biochemical wastewater treatment.
The utility model has the beneficial effects that：
The combined biofilm reactor of the utility model, by anaerobic reaction, hypoxia response and nitration reaction and membrane filtration
Integration ofTechnology realizes technique Highgrade integration in a tank body, and have the advantages that it is easy for installation, more because which employs
For the polychloroethylene film in micro-filtration hole as filter membrane, comparing conventional hollow-fibre membrane has better wastewater treatment efficiency and water outlet
Stability.
Description of the drawings
Fig. 1 is the main structure diagram of the utility model,
Fig. 2 is the side portion structure schematic diagram of the utility model.
In figure：1, reactor tank body, 2, partition board, 3, anaerobic room, 4, anoxic room, 5, nitrification room, 6, circular chamber, 7, mixing
Device, 8, lifting gear, 9, reflux pump, 10, aerator, 11, membrane module, 12, film frame, 13, membrane support, 14, filter membrane,
15, air-dispersing frame, 16, diffuser, 17, nitrification liquid circulating pump, 18, sludge drawing pump, 19, access hole, 20, dosing mouth.
Specific implementation mode
Below by specific embodiment, and in conjunction with attached drawing, the technical solution of the utility model is made further specifically
It is bright.It should be appreciated that the implementation of the utility model is not limited to the following examples, any form that the utility model is done
On accommodation and/or change fall within scope of protection of the utility model.
In the present invention, if not refering in particular to, all parts, percentage are unit of weight, used equipment and original
Material etc. is commercially available or commonly used in the art.Method in following embodiments is unless otherwise instructed this field
Conventional method.
Embodiment：
A kind of combined biofilm reactor as depicted in figs. 1 and 2, including closed reactor tank body 1 and setting exist
Reactor tank interior is divided into the anaerobic room 3 of connection, anoxic room by several partition boards 2 in reactor tank body, several partition boards
4, room 5 and circular chamber 6 are nitrified, mixer 7 is equipped in anaerobic room and anoxic room, each mixer is equipped with the lifting mating with it
Device 8, anoxic room are equipped with reflux pump 9 close to the one end for nitrifying room, and reflux pump connects anaerobic room by pipeline, and nitrification room is close to scarce
One end bottom of oxygen room is equipped with aerator 10, and nitrification room is equipped with membrane module 11, membrane module and nitrification close to one end of circular chamber
The projected area ratio of room is 11.5:100.
Membrane module includes film frame 12, be arranged film lower portion several vertical membrane supports 13 side by side, be arranged in film
Several filter membranes 14 of holder both side surface are equipped with several with the air-dispersing frame 15 in film base of frame, filter membrane is arranged for surface
The polychloroethylene film in the 0.4 μm of micro-filtration hole in aperture.Air-dispersing base of frame is equipped with diffuser 16, and nitrification liquid circulating pump is equipped in circular chamber
17 and the sludge drawing pump 18 for connecting external equipment, nitrification liquid circulating pump passes through pipeline and connects anoxic room.Reactor tank body
Top is equipped with several access holes 19.Membrane module sets that there are three the dosing mouths 20 that can be connect with external chemicals dosing plant.Dosing mouth can be with
PAC storage tanks, NaOH storage tanks and antifoaming agent storage tank are connected, auxiliary membrane module carries out biochemical wastewater treatment.
Embodiment described above is a kind of preferable scheme of the utility model, is not made to the utility model any
Formal limitation, on the premise of not exceeding the technical scheme recorded in the claims also other variations and modifications.
Claims (5)
1. a kind of combined biofilm reactor, it is characterised in that：The combined biofilm reactor includes closed reactor
Reactor tank interior is divided into the anaerobism of connection by tank body and several partition boards being arranged in reactor tank body, several partition boards
Room, anoxic room nitrify room and circular chamber, and mixer is equipped in anaerobic room and anoxic room, and each mixer is equipped with mating with it
Lifting gear, anoxic room close to nitrification room one end be equipped with reflux pump, reflux pump by pipeline connect anaerobic room, nitrification room lean on
One end bottom of nearly anoxic room is equipped with aerator, and nitrification room is equipped with membrane module close to one end of circular chamber, and membrane module includes film
Frame, be arranged film lower portion several vertical membrane supports side by side, several filter membranes in membrane support both side surface are set
With the air-dispersing frame in film base of frame is set, air-dispersing base of frame is equipped with diffuser, and nitrification liquid circulating pump is equipped in circular chamber
With the sludge drawing pump for connecting external equipment, nitrification liquid circulating pump connects anoxic room by pipeline.
2. combined biofilm reactor according to claim 1, it is characterised in that：The reactor top of the tank is set
There are several access holes.
3. combined biofilm reactor according to claim 1, it is characterised in that：The filter membrane is equipped with for surface
The polychloroethylene film in 0.4 ~ 0.8 μm of micro-filtration hole in several apertures.
4. combined biofilm reactor according to claim 1, it is characterised in that：The membrane module and nitrification room
Projected area ratio is 10 ~ 15:100.
5. combined biofilm reactor according to claim 1, it is characterised in that：The membrane module is equipped at least three
A dosing mouth that can be connect with external chemicals dosing plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820028115.5U CN207877374U (en) | 2018-01-07 | 2018-01-07 | Combined biofilm reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820028115.5U CN207877374U (en) | 2018-01-07 | 2018-01-07 | Combined biofilm reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207877374U true CN207877374U (en) | 2018-09-18 |
Family
ID=63506901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820028115.5U Expired - Fee Related CN207877374U (en) | 2018-01-07 | 2018-01-07 | Combined biofilm reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207877374U (en) |
-
2018
- 2018-01-07 CN CN201820028115.5U patent/CN207877374U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180918 |