CN109516638A - A kind of composite waste stage purification treatment process - Google Patents
A kind of composite waste stage purification treatment process Download PDFInfo
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- CN109516638A CN109516638A CN201811402782.6A CN201811402782A CN109516638A CN 109516638 A CN109516638 A CN 109516638A CN 201811402782 A CN201811402782 A CN 201811402782A CN 109516638 A CN109516638 A CN 109516638A
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- 238000000034 method Methods 0.000 title claims abstract description 52
- 230000008569 process Effects 0.000 title claims abstract description 40
- 238000000746 purification Methods 0.000 title claims abstract description 29
- 239000010786 composite waste Substances 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000010865 sewage Substances 0.000 claims abstract description 32
- 238000009423 ventilation Methods 0.000 claims abstract description 20
- 238000004062 sedimentation Methods 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 230000003647 oxidation Effects 0.000 claims abstract description 12
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 12
- 230000001112 coagulating effect Effects 0.000 claims abstract description 7
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 7
- 239000002351 wastewater Substances 0.000 claims abstract description 6
- 230000001376 precipitating effect Effects 0.000 claims abstract description 4
- 238000000926 separation method Methods 0.000 claims description 9
- 239000000945 filler Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 241000894006 Bacteria Species 0.000 claims description 7
- 239000004576 sand Substances 0.000 claims description 6
- 239000000701 coagulant Substances 0.000 claims description 5
- 238000005189 flocculation Methods 0.000 claims description 5
- 230000016615 flocculation Effects 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000005498 polishing Methods 0.000 claims description 4
- 239000000084 colloidal system Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims 1
- 241001148470 aerobic bacillus Species 0.000 abstract description 27
- 230000000694 effects Effects 0.000 abstract description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 13
- 239000001301 oxygen Substances 0.000 abstract description 13
- 229910052760 oxygen Inorganic materials 0.000 abstract description 13
- 238000009395 breeding Methods 0.000 abstract description 10
- 230000001488 breeding effect Effects 0.000 abstract description 10
- 244000005700 microbiome Species 0.000 abstract description 9
- 239000003795 chemical substances by application Substances 0.000 description 8
- 238000006213 oxygenation reaction Methods 0.000 description 6
- 238000005273 aeration Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 description 2
- 235000003255 Carthamus tinctorius Nutrition 0.000 description 2
- 244000020518 Carthamus tinctorius Species 0.000 description 2
- 239000001828 Gelatine Substances 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229920000159 gelatin Polymers 0.000 description 2
- 235000019322 gelatine Nutrition 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007037 hydroformylation reaction Methods 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical class O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
- 235000010413 sodium alginate Nutrition 0.000 description 2
- 229940005550 sodium alginate Drugs 0.000 description 2
- 239000000661 sodium alginate Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229920004934 Dacron® Polymers 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 238000006424 Flood reaction Methods 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-N Nitrous acid Chemical compound ON=O IOVCWXUNBOPUCH-UHFFFAOYSA-N 0.000 description 1
- 229920004933 Terylene® Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010257 thawing Methods 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
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/545—Silicon compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- C02F3/02—Aerobic processes
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a kind of composite waste stage purification treatment process, belong to process for purifying waste water field, a kind of composite waste stage purification treatment process, comprising the following steps: Step 1: grid primary filtration；Step 2: setting pot is handled；Step 3: just shallow lake pond processing；Step 4: biological treatment；Step 5: two precipitatings；Step 6: coagulating sedimentation；Step 7: filtering disinfection；The biologic treatment process of step 4 carries out sewage treatment using biological contact oxidation process, bio-film colonization bracket used in biological contact oxidation process is special biofilm bracket, it may make that the microorganisms such as aerobic bacteria are ventilative in water by micropore, outer round tube, interior round tube, the second connecting tube, the first connecting tube, secondary connecting tube, main connecting tube and the second ventilation hole on special biofilm bracket, keep water oxygen sufficient, improve aerobic bacteria activity, promote the breeding of aerobic bacteria, enhance biofilm quality, to improve sewage purification degree.
Description
Technical field
The present invention relates to process for purifying waste water fields, handle work more specifically to a kind of composite waste stage purification
Skill.
Background technique
Sewage treatment process is the combination of the process for certain sewage treatment.Generally according to the water quality of sewage
And water, the economic value of recycling, discharge standard and other societies, economic condition, by analysis and compare, when necessary, also needs
Experimental study is carried out, process flow used by determining.Rule is: reform technique, reduces pollution, recycles, comprehensive
Prevention and treatment, technologically advanced, economical rationality etc. are closed, composite waste stage purification treatment process includes multistage purification processing, wherein biology
Processing is one of particularly important processing treatment process.
Biological treatment refers to the method using biology that is, bacterium, mould or protozoic metabolism processing sewage,
Referred to as biological treatment；Biological contact oxidation process is a kind of biological effluent treatment derived from from biofilm.In the technique
Middle sewage is in contact with biomembrane, under the action of microorganism on biomembrane, can make to purify the sewage, therefore also known as " floods
Formula biofilter ", based on the biomembrane that is attached on filler, a kind of efficient water treatment technology of purification of organic waste water is for it
The biofilm of active sludge feature, the advantages of having activated sludge process and biofilm concurrently.Under the conditions of biochemical, no
By the processing for being applied to industrial wastewater or aquaculture wastewater, sanitary sewage, good economic benefit is all achieved.The technique is because of tool
There is the features such as energy-efficient, occupied area is small, anti impulsion load, operational management facilitate and is widely used in the dirt of all trades and professions
Water treatment system, the oxygen amount that this method is needed using aeration method identical with aeration tank offer Institute of Micro-biology, and play stirring and mix
The effect of conjunction is equivalent in aeration tank again in this way and adds filler, so that microorganism inhabites, therefore, also known as contact aeration process,
It is a kind of between activated sludge process and the biological treatment of biofilter between the two, is the biology of active sludge feature
The advantages of embrane method, it has both the two, biological treatment is the link after materializing strategy, and important in entire circulation process
Link, the harmful substances such as ammonia nitrogen, nitrous acid, nitrate, hydrogen sulfide will all be removed herein, to water quality in later process
Being further processed will play a key effect, and bio-film colonization method is commonly used in biological treatment.
In the prior art, when carrying out purification sewage using common bio-film colonization method, since underwater oxygen lacks, cause
Bio-film colonization is relatively difficult, seriously affects the activity of aerobic bacteria, and then reduce biological treatment efficiency and sewage purification degree.
Summary of the invention
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of composite waste stage purification processing
Technique, it may be implemented, and the microorganisms such as aerobic bacteria in water are ventilative, and holding water oxygen is sufficient, and it is living to improve aerobic bacteria
Property, promote the breeding of aerobic bacteria, enhance biofilm quality, to improve sewage purification degree.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of composite waste stage purification treatment process, comprising the following steps:
Some coarse sundries Step 1: grid primary filtration, in primary filtration waste water；
Step 2: setting pot is handled, by setting pot by the sand sedimentation separation in sewage；
Step 3: just shallow lake pond processing, further carries out sedimentation separation to the sand in sewage on the basis of setting pot processing；
Step 4: biological treatment, carries out sewage treatment using biological contact oxidation process；
Step 5: two precipitatings, carry out sedimentation separation again to biological contact oxidation process treated sewage；
Step 6: coagulating sedimentation, dosing coagulant and flocculation aid into two oettIed sewages, coagulant select PAC mixed
Solidifying agent, flocculation aid are selected one of polyacrylamide, activated silicic acid, gelatine, sodium alginate, safflower tree or a variety of, are made in water
Being difficult to the particle precipitated can be aggregated with one another and form colloid, and bigger floccule body is then formed in conjunction with the impurity in water body, wadding
Solidifying body has powerful adsorption capacity, can not only adsorb suspended matter, moreover it is possible to which absorbed portion bacterium and dissolved matter, floccule body pass through suction
Attached, volume increases and sinks；
Step 7: filtering disinfection, carries out last filtering and disinfection to the sewage after coagulating sedimentation, is examined, obtained
It is up to standard to use water.
Further, in the step 4, bio-film colonization bracket used in biological contact oxidation process is special biofilm
Bracket, the special biofilm bracket include kickboard, secondary connecting tube, outer round tube and interior round tube, at the kickboard center from upper and
Lower cutting has through-hole, fixes in the through-hole and is plugged with main connecting tube, and the main connecting tube lower end is connect through through-hole and with pair
Pipe upper end is fixedly connected, and is connected with multiple first connecting tubes, the outer round tube and inner circle between the interior round tube and secondary connecting tube
It is connected with multiple second connecting tubes between pipe, filler lousiness is respectively connected on the outer round tube and interior round tube, filler lousiness is selected
Hydroformylation fiber or dacron thread.
Further, the kickboard bottom part is cystosepiment material, guarantees that kickboard stabilization floats on the surface, the kickboard
Upper end is light-weight water-proof plate, and the kickboard upper surface is coated with waterproof coating, is not easy to be corroded by external environment, extends and uses the longevity
Life.
Further, hemispherical Shell is equipped on the upside of the kickboard, digging on the hemispherical Shell has aperture, in the main connecting tube
Aperture is run through at end, and the kickboard is dug from top to bottom multiple air holes, and digging on the hemispherical Shell has multiple first ventilation holes,
The air hole is located on the inside of hemispherical Shell, guarantees that water body comes into full contact with air.
Further, the kickboard upper end is fixedly connected with multiple arcs hollow shelf, opens on the arc hollow shelf
Multiple second ventilation holes are carved with, the setting of the second ventilation hole is so that the second ventilation hole is not easy to be blocked, and ventilating permeability effect is good, institute
It states arc hollow shelf side to be fixedly connected with main connecting tube and be connected with main connecting tube, the pair connecting tube connects by first
Adapter tube is connected with interior round tube, and the interior round tube is connected by the second connecting tube with micropore, on the outer round tube and interior round tube
Digging has multiple micropores, passes through micropore, outer round tube, interior round tube, the second connecting tube, the first connecting tube, secondary connecting tube, main connection
Pipe and the second ventilation hole may make that the microorganisms such as aerobic bacteria are ventilative in water, keep water oxygen sufficient, improve aerobic thin
Bacterium activity, promotes the breeding of aerobic bacteria, enhances biofilm quality, to improve sewage purification degree.
Further, the inner wall of the main connecting tube and secondary connecting tube passes through polishing treatment, the main upper end of connecting tube
It is threaded with pipe lid, opens pipe lid, oxygenation agent can be added by main connecting tube, oxygenation agent falls into secondary connecting tube and is merely able to meet water
Melt, be diffused in around outer round tube and interior round tube by the micropore on outer round tube and interior round tube, is increased around outer round tube and interior round tube
Oxygen content, improve aerobic bacteria activity, promote the breeding of aerobic bacteria.
Further, the pipe lid, main connecting tube and secondary connecting tube are Heat Conduction Material, can be added in low temperature to it
Heat improves the activity of aerobic bacteria.
Further, the kickboard is square for upper surface, is conducive to closely in contact, and the kickboard side is connected with
Magnetic can mutually be attracted between multiple kickboards by magnetic, is not readily separated, and light is caused to be injected in water.
Further, the outer round tube, interior round tube, the first connecting tube and the second connecting tube are transparent material, facilitate sight
Examine biofilm state.
3. beneficial effect
Compared with the prior art, the present invention has the advantages that
(1) this programme may make that the microorganisms such as aerobic bacteria are ventilative in water, keeps water oxygen sufficient, improves aerobic
Bacterial activity promotes the breeding of aerobic bacteria, enhances biofilm quality, to improve sewage purification degree.
(2) kickboard bottom part is cystosepiment material, guarantees that kickboard stabilization floats on the surface, kickboard upper end is light-weight water-proof
Plate, kickboard upper surface are coated with waterproof coating, are not easy to be corroded by external environment, prolong the service life.
(3) hemispherical Shell is equipped on the upside of kickboard, digging on hemispherical Shell has aperture, and main upper end of connecting tube runs through aperture, and kickboard is certainly
Upper and lower cutting has multiple air holes, and digging on hemispherical Shell has multiple first ventilation holes, and air hole is located on the inside of hemispherical Shell, guarantees
Water body comes into full contact with air.
(4) kickboard upper end is fixedly connected with multiple arcs hollow shelf, and digging on arc hollow shelf has multiple second to lead to
Air holes, so that the second ventilation hole is not easy to be blocked, ventilating permeability effect is good for the setting of the second ventilation hole, arc hollow shelf side
It is fixedly connected with main connecting tube and is connected with main connecting tube, secondary connecting tube is connected by the first connecting tube with interior round tube, interior
Round tube is connected by the second connecting tube with micropore, and digging on outer round tube and interior round tube has multiple micropores, passes through micropore, outer circle
Pipe, interior round tube, the second connecting tube, the first connecting tube, secondary connecting tube, main connecting tube and the second ventilation hole may make aerobic thin in water
The microorganisms such as bacterium are ventilative, keep water oxygen sufficient, improve aerobic bacteria activity, promote the breeding of aerobic bacteria, enhance
Biofilm quality, to improve sewage purification degree.
(5) inner wall of main connecting tube and secondary connecting tube passes through polishing treatment, and main upper end of connecting tube is threaded with pipe lid,
Open pipe lid, can add oxygenation agent by main connecting tube, oxygenation agent, which falls into secondary connecting tube and is merely able to meet water, to be melted, by outer round tube and
Micropore on interior round tube is diffused in around outer round tube and interior round tube, is increased the oxygen content around outer round tube and interior round tube, is improved
Oxygen bacterial activity promotes the breeding of aerobic bacteria.
(6) pipe lid, main connecting tube and secondary connecting tube are Heat Conduction Material, can heat, improve aerobic to it in low temperature
The activity of bacterium.
(7) kickboard is square for upper surface, is conducive to closely in contact, and kickboard side is connected with magnetic, multiple kickboards
Between can mutually be attracted by magnetic, be not readily separated, cause light inject water in.
(8) outer round tube, interior round tube, the first connecting tube and the second connecting tube are transparent material, facilitate observation biofilm state.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of bio-film colonization bracket of the invention；
The structural schematic diagram of bio-film colonization bracket when Fig. 2 is removal hemispherical Shell of the invention.
Figure label explanation:
It is 1 kickboard, 2 main connecting tubes, 3 secondary connecting tubes, 4 outer round tubes, round tube in 5,6 first connecting tubes, 7 second connecting tubes, 8 micro-
Hole, 9 filler lousiness, 10 hemispherical Shells, 11 first ventilation holes, 12 air holes, 13 arc hollow shelfs, 14 second ventilation holes, 15 pipes
Lid.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description；Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "inner", "outside", " top/bottom end "
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand
For indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable
Connection is unloaded, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be specific
Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1:
A kind of composite waste stage purification treatment process, comprising the following steps:
Some coarse sundries Step 1: grid primary filtration, in primary filtration waste water；
Step 2: setting pot is handled, by setting pot by the sand sedimentation separation in sewage；
Step 3: just shallow lake pond processing, further carries out sedimentation separation to the sand in sewage on the basis of setting pot processing；
Step 4: biological treatment, carries out sewage treatment using biological contact oxidation process；
Step 5: two precipitatings, carry out sedimentation separation again to biological contact oxidation process treated sewage；
Step 6: coagulating sedimentation, dosing coagulant and flocculation aid into two oettIed sewages, coagulant select PAC mixed
Solidifying agent, flocculation aid are selected one of polyacrylamide, activated silicic acid, gelatine, sodium alginate, safflower tree or a variety of, are made in water
Being difficult to the particle precipitated can be aggregated with one another and form colloid, and bigger floccule body is then formed in conjunction with the impurity in water body, wadding
Solidifying body has powerful adsorption capacity, can not only adsorb suspended matter, moreover it is possible to which absorbed portion bacterium and dissolved matter, floccule body pass through suction
Attached, volume increases and sinks；
Step 7: filtering disinfection, carries out last filtering and disinfection to the sewage after coagulating sedimentation, is examined, obtained
It is up to standard to use water.
In step 4, bio-film colonization bracket used in biological contact oxidation process is special biofilm bracket, please refers to figure
1, special biofilm bracket includes that kickboard 1, secondary connecting tube 3, outer round tube 4 and interior round tube 5, kickboard are dug from top to bottom at 1 center
There is through-hole, fixed in through-hole and be plugged with main connecting tube 2, company is fixed through through-hole and with secondary 3 upper end of connecting tube in main 2 lower end of connecting tube
It connects, is connected with multiple first connecting tubes 6 between interior round tube 5 and secondary connecting tube 3, is connected between outer round tube 4 and interior round tube 5 multiple
Second connecting tube 7, filler lousiness 9 is respectively connected on outer round tube 4 and interior round tube 5, and filler lousiness 9 selects hydroformylation fiber or terylene
Silk.
1 bottom part of kickboard is cystosepiment material, guarantees that the stabilization of kickboard 1 floats on the surface, 1 upper end of kickboard is light-weight water-proof
Plate, 1 upper surface of kickboard are coated with waterproof coating, are not easy to be corroded by external environment, prolong the service life.
Hemispherical Shell 10 is equipped on the upside of kickboard 1, digging on hemispherical Shell 10 has aperture, and aperture is run through in main 2 upper end of connecting tube, please join
Fig. 2 is read, kickboard 1 is dug from top to bottom there are multiple air holes 12, and digging on hemispherical Shell 10 has multiple first ventilation holes 11, air hole
12 are located at 10 inside of hemispherical Shell, guarantee that water body comes into full contact with air.
Referring to Fig. 2,1 upper end of kickboard is fixedly connected with multiple arcs hollow shelf 13, dug on arc hollow shelf 13
There are multiple second ventilation holes 14, the setting of the second ventilation hole 14 is so that the second ventilation hole 14 is not easy to be blocked, ventilating permeability effect
Good, 13 side of arc hollow shelf is fixedly connected with main connecting tube 2 and is connected with main connecting tube 2, and secondary connecting tube 3 passes through first
Connecting tube 6 is connected with interior round tube 5, and interior round tube 5 is connected by the second connecting tube 7 with micropore 8, on outer round tube 4 and interior round tube 5
Digging has multiple micropores 8, passes through micropore 8, outer round tube 4, interior round tube 5, the second connecting tube 7, the first connecting tube 6, secondary connecting tube
3, main connecting tube 2 and the second ventilation hole 14 may make that the microorganisms such as aerobic bacteria are ventilative in water, keep water oxygen sufficient,
Aerobic bacteria activity is improved, the breeding of aerobic bacteria is promoted, enhances biofilm quality, to improve sewage purification degree.
The inner wall of main connecting tube 2 and secondary connecting tube 3 passes through polishing treatment, and main 2 threaded upper ends of connecting tube are connected with pipe lid
15, pipe lid 15 to be opened, oxygenation agent can be added by main connecting tube 2, oxygenation agent falls into secondary connecting tube 3 and is merely able to meet water thawing, by
Micropore 8 on outer round tube 4 and interior round tube 5 is diffused in around outer round tube 4 and interior round tube 5, is increased around outer round tube 4 and interior round tube 5
Oxygen content, improve aerobic bacteria activity, promote the breeding of aerobic bacteria.
Outer round tube 4, interior round tube 5, the first connecting tube 6 and the second connecting tube 7 are transparent heat-conducting plastic product, facilitate observation
Biofilm state, and it can be heated in low temperature, improve the activity of aerobic bacteria, pipe lid 15, main connecting tube 2 and secondary connecting tube
3 be Heat Conduction Material, can be heated using external suitable heating apparatus to pipe lid 15 in low temperature, lead to heat transfer heating master
Connecting tube 2, secondary connecting tube 3, outer round tube 4, interior round tube 5, the first connecting tube 6 and the second connecting tube 7, improve the work of aerobic bacteria
Property.
Kickboard 1 is square for upper surface, is conducive to that multiple kickboards 1 are closely in contact, and 1 side of kickboard is connected with magnetic,
It can mutually be attracted by magnetic between multiple kickboards 1, be not readily separated, light is caused to be injected in water.
Special biofilm bracket in this programme is connected by micropore 8, outer round tube 4, interior round tube 5, the second connecting tube 7, first
Adapter tube 6, secondary connecting tube 3, main connecting tube 2 and the second ventilation hole 14 may make that the microorganisms such as aerobic bacteria are ventilative in water, protect
Water oxygen abundance is held, aerobic bacteria activity is improved, promotes the breeding of aerobic bacteria, enhance biofilm quality, to improve sewage
Degree of purification.
The foregoing is intended to be a preferred embodiment of the present invention；But scope of protection of the present invention is not limited thereto.
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
It improves design and is subject to equivalent substitution or change, should be covered by the scope of protection of the present invention.
Claims (9)
1. a kind of composite waste stage purification treatment process, it is characterised in that: the following steps are included:
Some coarse sundries Step 1: grid primary filtration, in primary filtration waste water；
Step 2: setting pot is handled, by setting pot by the sand sedimentation separation in sewage；
Step 3: just shallow lake pond processing, further carries out sedimentation separation to the sand in sewage on the basis of setting pot processing；
Step 4: biological treatment, carries out sewage treatment using biological contact oxidation process；
Step 5: two precipitatings, carry out sedimentation separation again to biological contact oxidation process treated sewage；
Step 6: coagulating sedimentation, dosing coagulant and flocculation aid into two oettIed sewages；Make the particle for being difficult to precipitate in water
It can be aggregated with one another and form colloid, then form bigger floccule body in conjunction with the impurity in water body.Floccule body has powerful suction
Attached power can not only adsorb suspended matter, moreover it is possible to absorbed portion bacterium and dissolved matter.Floccule body by absorption, volume increase and
Sink；
Step 7: filtering disinfection, carries out last filtering and disinfection to the sewage after coagulating sedimentation, is examined, obtained up to standard
Use water.
2. a kind of composite waste stage purification treatment process according to claim 1, it is characterised in that: the step 4
In, bio-film colonization bracket used in biological contact oxidation process is special biofilm bracket, and the special biofilm bracket includes
Kickboard (1), secondary connecting tube (3), outer round tube (4) and interior round tube (5), cutting from top to bottom has through-hole at kickboard (1) center,
In the through-hole fixation be plugged with main connecting tube (2), main connecting tube (2) lower end through through-hole and on secondary connecting tube (3)
End is fixedly connected, and is connected with multiple first connecting tubes (6), the outer round tube between the interior round tube (5) and secondary connecting tube (3)
(4) it is connected with multiple second connecting tubes (7) between interior round tube (5), is respectively connected on the outer round tube (4) and interior round tube (5)
Filler lousiness (9).
3. a kind of composite waste stage purification treatment process according to claim 2, it is characterised in that: the kickboard (1)
Bottom part is cystosepiment material, and kickboard (1) upper end is light-weight water-proof plate, and kickboard (1) upper surface is coated with waterproof
Coating.
4. a kind of composite waste stage purification treatment process according to claim 2, it is characterised in that: the kickboard (1)
Upside is equipped with hemispherical Shell (10), and digging on the hemispherical Shell (10) has aperture, and aperture, institute are run through in main connecting tube (2) upper end
Stating kickboard (1) and digging from top to bottom has multiple air holes (12), and digging on the hemispherical Shell (10) has multiple first ventilation holes
(11), the air hole (12) is located on the inside of hemispherical Shell (10).
5. a kind of composite waste stage purification treatment process according to claim 2, it is characterised in that: the kickboard (1)
Upper end is fixedly connected with multiple arcs hollow shelf (13), and digging on the arc hollow shelf (13) has multiple second ventilation holes
(14), arc hollow shelf (13) side is fixedly connected with main connecting tube (2) and is connected with main connecting tube (2), described
Secondary connecting tube (3) is connected by the first connecting tube (6) with interior round tube (5), and the interior round tube (5) passes through the second connecting tube (7)
It is connected with micropore (8), digging on the outer round tube (4) and interior round tube (5) there are multiple micropores (8).
6. a kind of composite waste stage purification treatment process according to claim 2, it is characterised in that: the main connecting tube
(2) and the inner wall of secondary connecting tube (3) passes through polishing treatment, and main connecting tube (2) threaded upper ends are connected with pipe lid (15).
7. a kind of composite waste stage purification treatment process according to claim 2 or 6, it is characterised in that: the pipe lid
(15), main connecting tube (2) and secondary connecting tube (3) are Heat Conduction Material.
8. a kind of composite waste stage purification treatment process according to claim 2, it is characterised in that: the kickboard (1)
It is square for upper surface, kickboard (1) side is connected with magnetic.
9. a kind of composite waste stage purification treatment process according to claim 2, it is characterised in that: the outer round tube
(4), interior round tube (5), the first connecting tube (6) and the second connecting tube (7) are transparent material.
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| CN110655180A (en) * | 2019-09-30 | 2020-01-07 | 南京大学 | Filler fixing device and application thereof in sewage plant upgrading transformation |
| CN112125413A (en) * | 2020-09-02 | 2020-12-25 | 浙江万里学院 | Portable underwater deep aerator with denitrification and dephosphorization functions |
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