CN104355417A - Self-suspending microbial carrier for sewage treatment - Google Patents
Self-suspending microbial carrier for sewage treatment Download PDFInfo
- Publication number
- CN104355417A CN104355417A CN201410669711.8A CN201410669711A CN104355417A CN 104355417 A CN104355417 A CN 104355417A CN 201410669711 A CN201410669711 A CN 201410669711A CN 104355417 A CN104355417 A CN 104355417A
- Authority
- CN
- China
- Prior art keywords
- supports material
- filtration supports
- sewage disposal
- carrier
- material layer
- 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.)
- Pending
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 38
- 230000000813 microbial effect Effects 0.000 title claims abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 57
- 244000005700 microbiome Species 0.000 claims abstract description 46
- 239000000463 material Substances 0.000 claims description 56
- 239000000725 suspension Substances 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 235000013305 food Nutrition 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000004927 clay Substances 0.000 claims description 7
- 239000005995 Aluminium silicate Substances 0.000 claims description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 6
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 6
- 235000012211 aluminium silicate Nutrition 0.000 claims description 6
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 6
- 239000004571 lime Substances 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 208000035126 Facies Diseases 0.000 claims description 3
- 229910021536 Zeolite Inorganic materials 0.000 claims description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 3
- 239000010457 zeolite Substances 0.000 claims description 3
- 239000012876 carrier material Substances 0.000 abstract 8
- 230000005484 gravity Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006396 nitration reaction Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000269799 Perca fluviatilis Species 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- -1 loess Substances 0.000 description 1
- 238000009400 out breeding Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/06—Nutrients for stimulating the growth of microorganisms
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention relates to a self-suspending microbial carrier for sewage treatment. The self-suspending microbial carrier comprises a net cylinder or a net tank having an opened end, a net cover capable of covering the net cylinder or the net tank and a filtration carrier material layer arranged inside the net cylinder and capable of adhering microorganisms, wherein the filtration carrier material layer comprises an upper filtration carrier material layer and a lower filtration carrier material layer; the specific gravity of the lower filtration carrier material layer is greater than that of the upper filtration carrier material layer, the height of the lower filtration carrier material layer is less than 1/2 of that of the net cylinder and the density of the microbial carrier is less than that of the sewage. By the self-suspending microbial carrier, the problems that the installation of the microbial carrier is complex and trouble, the affinity between the microorganisms and the filtration carrier material is small and the microorganisms easily fall off in the prior art are solved.
Description
Technical field
The invention belongs to sewage treatment area, particularly relate to a kind of for sewage disposal from suspension microorganism carrier.
Background technology
Existing microbe carrier uses annular or spherical microorganism contact element mostly, precipitated, what dangle is placed in reactive tank, microbes is attached to " the hanging type microorganism contact process (HBC) " of contact element carrying out breed, but in this hanging type microorganism contact process, microorganism contact element is fixed in reactive tank, its skewness is made under the effect of current, again because the efficiency of disposing of sewage when carrying intracorporeal space obturation or occur damaged can decline greatly, moreover microorganism contact element being arranged on reactive tank inside is not only need support bar also to need to install multiple support, so installation process is comparatively loaded down with trivial details wait shortcomings.Another kind is, fixes the axle of a horizontal direction at reactive tank liquid level position, and axle is installed a reaction disk, disk can carry out the rotary type microorganism contact device rotated.The advantage of above-mentioned rotary type microorganism contact device is, reaction tray in rotary course, time and be immersed in the sewage in reactive tank, time and cruelly leak and activated the breeding of microorganism in atmosphere.But, the physical dimension of rotary type microorganism contact device is larger, heavy not only in carrying trouble, and just can will installed when reactive tank quits work, and also will produce the multiple shortcomings such as the reaction tray of corresponding form according to the reactive tank of different size.
The shape of conventional microbe carrier of disposing of sewage can be made into rectangular parallelepiped or square, is irregularly placed in reactive tank.Existing microbe carrier be utilize natural rock, artificial plastic cement formed, the little and imporous microbe carrier of surface area.Moreover, affinity interaction between carrier and microorganism is little, adhere to shortcoming that superincumbent microbes comes off, owing to often coming off, microorganism culturing required time is long, the microorganism turned out easily come off cause that sewage treating efficiency is low, the water capacity after process many defects such as easily to worsen again.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the technical problem to be solved in the present invention be to provide a kind of do not need mounting bracket, microorganism difficult drop-off large with microorganism avidity for sewage disposal from suspension microorganism carrier.
For solving the problems of the technologies described above, technical scheme of the present invention is as follows: a kind of for sewage disposal from suspension microorganism carrier, comprise net cylinder or the net cage of one end open, the square of net cylinder or net cage can be covered, be placed in net cylinder can the filtration supports material layer of attached microbial; Described filtration supports material layer comprises filtration supports material upper strata and filtration supports material sublayer; The proportion of described filtration supports material sublayer is greater than the proportion on filtration supports material upper strata; The height of described filtration supports material sublayer is less than 1/2 of net cylinder height, and the density of described microbe carrier is less than the density of sewage.
Preferably, described filtration supports material upper strata is the porous structural body that resin, fiber and metallic substance are made, filtration supports material upper strata utilizes biodegradable method to dispose of sewage, and the filtration supports material with the porous structural body of various active composition can impel microorganic adhesion to breed above.
Preferably, described filtration supports material sublayer be add in loess, clay, lime, kaolin diatomite, zeolite facies mixing pollution substance absorbed portion form porous structural body, the whipping agent of food refuse composition, according to a certain percentage after mixing, can improve and avidity between microorganism, make microorganism rapid, stable carry out on filter material breed the efficiency simultaneously greatly improving sewage disposal.
Preferably, for making filtration lower floor have certain intensity and internal structure lime, clay, kaolin proportionally to be added in loess, pollutent absorbed portion mainly uses diatomite, artificial plastic cement is made, obtained porous structural body.Pollutent absorbed portion mainly removes the pollutent in sewage, and diatomite can remove the organism in sewage, and plastic cement can remove the nitrogen element in water.
Microorganism filter material adheres to a large amount of microorganisms and forms microbial film, microorganism generation aerobic oxidation, the nitration reaction of the aerobic layer on microbial film upper strata remove organism, and the anaerobic layer of lower floor and microorganism generation anaerobic oxidation, anti-nitration reaction effectively can remove the nitrogen element in sewage.
Microbe carrier in the present invention can improve the avidity of microorganism, for preventing coming off of microorganism, filtration supports material upper strata and filtration supports material sublayer with the addition of whipping agent, and the main component of whipping agent is food refuse, and its quality is 20 ~ 80% of overall filter material.The composition of whipping agent is food refuse, the solution facilitating food refuse that like this can be more positive uses food refuse to reduce the cost of manufacture of multi-hole type microbe carrier as whipping agent simultaneously, makes waste and old resource obtain re-using and has produced " Green Product ".
Principle of work of the present invention is as follows:
Utilize microorganism to breed on filter material, to absorb and the organic form removed in sewage is purified waste water.The most important thing is in this process, the filter material providing microorganism to perch and the microbe carrier forming microbial film on filter material.
Involved in the present invention a kind of for sewage disposal from suspension microorganism carrier, first load in lower floor the filtration supports material be made up of the material such as loess, clay; The filtration supports material of the porous structural be made up of resin, fiber and metallic substance is loaded on upper strata.Put into by this carrier in sewage reactive tank, the proportion due to this carrier filtration supports material sublayer is greater than the proportion on filtration supports material upper strata; The height of described filtration supports material sublayer is less than 1/2 of net cylinder height, the density of described microbe carrier is less than the density of sewage, this carrier just can be suspended in sewage certainly, the carrier two-layer sewage distinguishing upper strata and lower floor in processing reaction groove up and down of this structure, is the structure without the need to adding other immobilization carriers such as any support with existing technology difference.
With the addition of the whipping agent that food refuse is made in the filtration supports material of carrier of the present invention, use food refuse to reduce the cost of manufacture of microbe carrier as whipping agent, make waste and old resource obtain re-using.According to a certain percentage after mixing, complete the manufacture of microbe carrier.This microbe carrier can improve and avidity between microorganism, make microorganism rapid, stable filter material just carry out breeding form microbe carrier while greatly improve the efficiency of sewage disposal.
Compared with prior art, the invention solves microbe carrier and complicated trouble be installed, microorganism and filtration supports material avidity little, hold caducous problem.
Accompanying drawing explanation
Fig. 1 is the stereographic map of net cylinder of the present invention;
Fig. 2 is the stereographic map of net cage of the present invention;
Fig. 3 is the structural representation of microbe carrier of the present invention;
In figure: 1, net cylinder; 2, net cage; 3, square; 4, filtration supports material upper strata; 5, filtration supports material sublayer.
Embodiment
Below in conjunction with embodiment, summary of the invention of the present invention is described in further detail.Should understand, embodiments of the invention only unrestricted the present invention for illustration of the present invention, when not departing from the technology of the present invention thought, according to ordinary skill knowledge and customary means, the various replacement made and change, all should comprise within the scope of the invention.
Embodiment 1
For sewage disposal from a suspension microorganism carrier, comprise the net cylinder 1 of one end open, the square 3 of net cylinder 1 can be covered, be placed in net cylinder 1 can the filtration supports material layer of attached microbial; Described filtration supports material layer comprises filtration supports material upper strata 4 and filtration supports material sublayer 5; The proportion of described filtration supports material sublayer 5 is greater than the proportion on filtration supports material upper strata 4; The height of described filtration supports material sublayer 5 is less than 1/2 of net cylinder 1 height, and the density of described microbe carrier is less than the density of sewage.Described filtration supports material upper strata 4 is the porous structural body that resin, fiber and metallic substance are made, and described filtration supports material sublayer 5 is by the porous structural body adding diatomite in loess, clay, lime, kaolin, zeolite facies mixing obtains.Described filtration supports material upper strata 4 and filtration supports material sublayer 5 are also added with the whipping agent of food refuse composition; Microorganic adhesion is formed microbial film on this carrier, this carrier is put in the sewage of reactive tank.
Embodiment 2
The present embodiment and the difference of embodiment 1 be filtration supports material sublayer 5 be add diatomite in loess, clay, lime, kaolin, artificial plastic cement mixes obtained porous structural body mutually.
Claims (9)
1. one kind for sewage disposal from suspension microorganism carrier, it is characterized in that: the net cylinder (1) or the net cage (2) that comprise one end open, the square (3) of net cylinder (1) or net cage (2) can be covered, be placed in net cylinder (1) can the filtration supports material layer of attached microbial; Described filtration supports material layer comprises filtration supports material upper strata (4) and filtration supports material sublayer (5); The proportion of described filtration supports material sublayer (5) is greater than the proportion on filtration supports material upper strata (4); The height of described filtration supports material sublayer (5) is less than 1/2 of net cylinder (1) height, and the density of described microbe carrier is less than the density of sewage.
2. according to claim 1 a kind of for sewage disposal from suspension microorganism carrier, it is characterized in that: the porous structural body that described filtration supports material upper strata (4) is resin, fiber and metallic substance are made.
3. according to claim 1 and 2 a kind of for sewage disposal from suspension microorganism carrier, it is characterized in that: described filtration supports material upper strata (4) is attached with aerobic microorganism formed microbial film.
4. according to claim 1 a kind of for sewage disposal from suspension microorganism carrier, it is characterized in that: described filtration supports material sublayer (5) is loess, add diatomite in clay, lime, kaolin, porous structural body that zeolite facies mixing is obtained.
5. according to claim 1 a kind of for sewage disposal from suspension microorganism carrier, it is characterized in that: described filtration supports material sublayer be add diatomite in loess, clay, lime, kaolin, artificial plastic cement mixes obtained porous structural body mutually.
6. a kind of according to claim 1 or 4 or 5 for sewage disposal from suspension microorganism carrier, it is characterized in that: described filtration supports material sublayer (5) is attached with the microbial film that anerobe is formed.
7. according to claim 1 a kind of for sewage disposal from suspension microorganism carrier, it is characterized in that: in described filtration supports material layer, be also added with whipping agent.
8. according to claim 7 a kind of for sewage disposal from suspension microorganism carrier, it is characterized in that: described whipping agent is made up of food refuse.
9. a kind of according to claim 7 or 8 for sewage disposal from suspension microorganism carrier, it is characterized in that: the quality of described whipping agent is 20 ~ 80% of filtration supports material layer quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410669711.8A CN104355417A (en) | 2014-11-21 | 2014-11-21 | Self-suspending microbial carrier for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410669711.8A CN104355417A (en) | 2014-11-21 | 2014-11-21 | Self-suspending microbial carrier for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104355417A true CN104355417A (en) | 2015-02-18 |
Family
ID=52522758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410669711.8A Pending CN104355417A (en) | 2014-11-21 | 2014-11-21 | Self-suspending microbial carrier for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104355417A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104724817A (en) * | 2015-03-31 | 2015-06-24 | 北京三泰正方生物环境科技发展有限公司 | Net cage type biological carrier, immobilized microbiological treatment sewage device and application of immobilized microbiological treatment sewage device |
| CN105585111A (en) * | 2015-12-29 | 2016-05-18 | 四川力久知识产权服务有限公司 | Basalt fiber composite as well as preparation method and application thereof |
| CN105731652A (en) * | 2016-02-19 | 2016-07-06 | 厦门南卡环境治理有限公司 | Sludge reduction system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61149085A (en) * | 1984-12-24 | 1986-07-07 | Chiyoda Chem Eng & Constr Co Ltd | Material holding microorganism |
| CN2250951Y (en) * | 1995-01-09 | 1997-04-02 | 文一波 | Suspension biological filling without producing residual sludge |
| CN1445367A (en) * | 2002-03-20 | 2003-10-01 | 韩相培 | Biofilm carrier with improved specific surfacial area, bio-affinity and flowability |
| CN101792210A (en) * | 2010-04-08 | 2010-08-04 | 朱向宏 | Water quality stabilization bricks |
| CN204281419U (en) * | 2014-11-21 | 2015-04-22 | 普帝龙集成房屋科技有限公司 | A kind of for sewage disposal from suspension microorganism carrier |
-
2014
- 2014-11-21 CN CN201410669711.8A patent/CN104355417A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61149085A (en) * | 1984-12-24 | 1986-07-07 | Chiyoda Chem Eng & Constr Co Ltd | Material holding microorganism |
| CN2250951Y (en) * | 1995-01-09 | 1997-04-02 | 文一波 | Suspension biological filling without producing residual sludge |
| CN1445367A (en) * | 2002-03-20 | 2003-10-01 | 韩相培 | Biofilm carrier with improved specific surfacial area, bio-affinity and flowability |
| CN101792210A (en) * | 2010-04-08 | 2010-08-04 | 朱向宏 | Water quality stabilization bricks |
| CN204281419U (en) * | 2014-11-21 | 2015-04-22 | 普帝龙集成房屋科技有限公司 | A kind of for sewage disposal from suspension microorganism carrier |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104724817A (en) * | 2015-03-31 | 2015-06-24 | 北京三泰正方生物环境科技发展有限公司 | Net cage type biological carrier, immobilized microbiological treatment sewage device and application of immobilized microbiological treatment sewage device |
| CN105585111A (en) * | 2015-12-29 | 2016-05-18 | 四川力久知识产权服务有限公司 | Basalt fiber composite as well as preparation method and application thereof |
| CN105731652A (en) * | 2016-02-19 | 2016-07-06 | 厦门南卡环境治理有限公司 | Sludge reduction system |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150218 |