CN109231733A - Dyeing and printing sewage processing system - Google Patents
Dyeing and printing sewage processing system Download PDFInfo
- Publication number
- CN109231733A CN109231733A CN201811421432.4A CN201811421432A CN109231733A CN 109231733 A CN109231733 A CN 109231733A CN 201811421432 A CN201811421432 A CN 201811421432A CN 109231733 A CN109231733 A CN 109231733A
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- unit
- bleacher
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- taste removal
- tank
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- 238000012545 processing Methods 0.000 title claims abstract description 58
- 238000004043 dyeing Methods 0.000 title claims abstract description 57
- 239000010865 sewage Substances 0.000 title claims abstract description 51
- 238000007639 printing Methods 0.000 title claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 230000000844 anti-bacterial effect Effects 0.000 claims abstract description 70
- 239000000945 filler Substances 0.000 claims abstract description 38
- 238000004062 sedimentation Methods 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000012856 packing Methods 0.000 claims abstract description 22
- 238000005273 aeration Methods 0.000 claims abstract description 19
- 238000003860 storage Methods 0.000 claims abstract description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000001301 oxygen Substances 0.000 claims abstract description 6
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 6
- 235000011266 Passiflora quadrangularis Nutrition 0.000 claims description 19
- 244000179684 Passiflora quadrangularis Species 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 13
- 239000002817 coal dust Substances 0.000 claims description 10
- 244000005700 microbiome Species 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 239000010883 coal ash Substances 0.000 claims description 5
- 238000005485 electric heating Methods 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 239000000440 bentonite Substances 0.000 claims description 4
- 229910000278 bentonite Inorganic materials 0.000 claims description 4
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 4
- 239000004927 clay Substances 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 230000001954 sterilising effect Effects 0.000 claims description 2
- 244000082204 Phyllostachys viridis Species 0.000 claims 1
- 239000002351 wastewater Substances 0.000 abstract description 35
- 239000003344 environmental pollutant Substances 0.000 abstract description 7
- 231100000719 pollutant Toxicity 0.000 abstract description 7
- 238000004065 wastewater treatment Methods 0.000 abstract description 5
- 239000010842 industrial wastewater Substances 0.000 abstract description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
- 238000011282 treatment Methods 0.000 description 11
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 238000004042 decolorization Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000002306 biochemical method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 238000001311 chemical methods and process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000010841 municipal wastewater Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 239000003403 water pollutant Substances 0.000 description 2
- 241000233866 Fungi Species 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002699 waste material 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
- 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
- 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
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
-
- 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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/308—Dyes; Colorants; Fluorescent agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- 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
-
- 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
- C02F3/28—Anaerobic digestion processes
-
- 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
Abstract
The invention belongs to industrial waste water treatments, are related to a kind of dyeing and printing sewage processing system.Dyeing and printing sewage processing system of the invention, including sequentially connected filter element, decoloration unit, taste removal unit, anaerobic unit, aerobic unit, bactericidal purifying unit and clear water storage/reuse unit；Decoloration unit includes at least two bleacher groups, and temporary pond is provided between two bleacher groups, is equipped with oxygen aeration unit and anaerobism sedimentation unit in temporary pond；The biologic packing material for decoloration is provided in bleacher；Taste removal unit includes at least one taste removal tank group, and the biologic packing material for taste removal is provided in taste removal tank；Bactericidal purifying unit includes at least one bactericidal purifying tank group, and the filler for bactericidal purifying is provided in bactericidal purifying tank.The pollutant load in dyeing waste water can be effectively reduced in the present invention, and treated, and waste water can reach industrial reuse water national standard, and processing cost is low, save cost of investment, and processing capacity is strong.
Description
Technical field
The invention belongs to industrial waste water treatments, in particular to a kind of dyeing and printing sewage processing system.
Background technique
Printing and dyeing enterprise is industrial wastewater discharge rich and influential family, dyeing waste water complicated components, often containing there are many dyestuffs, a large amount of organic
Object, coloration, sulfide and part of auxiliary etc., have that water is big, organic pollutant content is high, coloration is deep, alkalinity is big, degradability
Difference, the features such as change of water quality is big, belong to intractable industrial wastewater.It is shown through investigation, textile printing and dyeing industry discharge of wastewater
Amount accounts for 11% or so of national wastewater discharge, discharges 20~2,300,000,000 tons of waste water every year；COD annual emissions 24~300,000 ton,
Full industrial trade accounting 9%, is number two；Every 100 meters of fabrics of processing will generate 3~5 tons of wastewater flow rate；The per day waste water of printing and dyeing mill
Treating capacity is more than 2000 tons.The untreated discharge of these waste water will certainly cause ambient enviroment seriously to pollute.
Common printing and dyeing processing mode mainly includes physico-chemical process and biochemical method two major classes, and wherein physico-chemical process is that flocculant is added
Or coagulant carries out precipitating or air bearing, removes pollutant therein, since dosing is costly, removal pollutant is not thorough, sludge
Discharge amount is big and difficult, can generate certain secondary pollution, not be used alone generally.And biochemical method is the work using microorganism
With make organic matter degradation in waste water, absorption and remove, since the organic matter of a large amount of difficult for biological degradation in recent years enters dyeing waste water
In, so that traditional biochemical method treatment process is by serious challenge.
Since traditional printing and dyeing wastewater treatment system exists, decoloration is difficult, total nitrogen is exceeded, treated, and waste water is difficult to reach back
With standard, processing capacity is limited and cost of investment is big, solid waste is difficult, takes up a large area the disadvantages of high with processing cost.Cause
This, it is desirable to a kind of economical and effective new printing and dyeing wastewater treatment system is provided, with one at least solving the above problems
It is a.
In consideration of it, the present invention is specifically proposed.
Summary of the invention
The purpose of the present invention is to provide a kind of dyeing and printing sewage processing systems, can be effectively reduced containing for dirty water pollutant
Amount, so that treated, sewage meets reuse standard, and processing cost is low, saves cost of investment, improves processing capacity.
To achieve the above object, the technical solution adopted by the present invention are as follows:
According to an aspect of the present invention, the present invention provides a kind of dyeing and printing sewage processing system, including sequentially connected mistake
Filter unit, decoloration unit, taste removal unit, anaerobic unit, aerobic unit, bactericidal purifying unit and clear water storage/reuse unit；
The decoloration unit includes at least two bleacher groups, is provided with temporary pond, institute between two bleacher groups
It states and is equipped with oxygen aeration unit and anaerobism sedimentation unit in temporary pond；It is provided in the bleacher group and is filled out for the biology of decoloration
Material；
The taste removal unit includes at least one taste removal tank group, is provided in the taste removal tank group and fills out for the biology of taste removal
Material；
The bactericidal purifying unit includes at least one bactericidal purifying tank group, is provided with and is used in the bactericidal purifying tank group
The filler of bactericidal purifying.
As further preferred technical solution, the filter element includes filter vat and/or bag filter；
Preferably, the filter element includes the filter vat and bag filter being connected；
Preferably, be provided in the filter vat mesh number be 400~600 mesh stainless steel grenadine, preferably 450~500
Mesh；
Preferably, water pump is provided on the pipeline that the filter element is connected with decoloration unit.
As further preferred technical solution, the decoloration unit includes 2~4 bleacher groups, preferably includes 3 decolorations
Tank group is followed successively by the first bleacher group, the second bleacher group and third bleacher group；
Preferably, the temporary pond is provided between the first bleacher group and the second bleacher group, described second is de-
It is connected in parallel or is connected in series between color tank group and third bleacher group；
Preferably, each bleacher group includes at least two bleachers for being connected in series or being in parallel；
Preferably, on the pipeline that the bleacher group is connect with temporary pond, the pipe of two neighboring bleacher group connection
Road is provided with water pump and/or force (forcing) pump.
As further preferred technical solution, multiple vertical clapboards in stagger are provided in the temporary pond,
Aerobic aeration unit and anaerobism sedimentation unit are divided into temporary pond by multiple vertical clapboards；
Preferably, the aerobic aeration unit accounts for the 1/2~2/3 of temporary pond volume, and preferably 2/3；
And/or the anaerobism sedimentation unit accounts for the 1/3~1/2 of temporary pond volume, preferably 1/3.
As further preferred technical solution, each taste removal tank group include at least two be connected in series or be in parallel remove
Taste tank；
And/or each bactericidal purifying tank group includes at least two bactericidal purifying tanks for being connected in series or being in parallel；
Preferably, force (forcing) pump is provided between the two neighboring taste removal tank；
Preferably, force (forcing) pump is provided between the two neighboring bactericidal purifying tank.
As further preferred technical solution, sedimentation unit is additionally provided between the aerobic unit and bactericidal purifying unit
With clear water unit；
Preferably, the anaerobic unit, aerobic unit, sedimentation unit and clear water unit be the anaerobic pond being sequentially communicated, it is good
Oxygen pond, settling tank and clear water reserviors.
As further preferred technical solution, it is provided with rotary shaft in the bleacher, is provided with and stirs in the rotary shaft
Mix blade；
And/or incoming air conduit is provided with above the bleacher, blower connection is provided with below the bleacher
Pipe；
And/or the bleacher interior lower end is provided with electric heating tube.
As further preferred technical solution, the taste removal tank inner upper end is provided with liquid distributor, the liquid distributor with remove
The water inlet line of taste tank connects；
Preferably, the liquid distributor includes spray tube；
Preferably, the grenadine that mesh number is 200~600 mesh, preferably 300~500 mesh are provided in the taste removal tank.
As further preferred technical solution, the bactericidal purifying tank is provided with multiple water outlets, the water outlet setting
Top, middle part and/or lower part on the outside of the bactericidal purifying tank.
As further preferred technical solution, the biologic packing material for decoloration includes decoloration filler body and is attached to
Microorganism in filler body of decolourizing；
Preferably, the decoloration filler body includes at least one of bentonite, coal dust or coal ash powder；
And/or the biologic packing material for taste removal includes odor-reducing filler ontology and is attached on odor-reducing filler ontology
Microorganism；
Preferably, at least one of the odor-reducing filler ontology packet bamboo powder, sawdust powder or bark fines；
And/or the filler for bactericidal purifying includes at least one of diatomite, clay or coal dust.
Compared with prior art, the beneficial effects of the present invention are:
1, dyeing and printing sewage processing system provided by the invention, using be sequentially connected the filter element connect, decoloration unit, taste removal
Unit, anaerobic unit, aerobic unit, bactericidal purifying unit handle dyeing waste water, can greatly improve water outlet quality, drop
Reduction process cost, processing capacity is strong, will not cause secondary pollution to water body in treatment process；Waste water after processed by the invention
The indexs stably reaching standard such as COD, SS, ammonia nitrogen, water outlet is Ke Xunhuanliyong, and treated, and waste water can reach man of industrial reuse land that abounds in rivers and lakes mark
The zero-emission of dyeing waste water may be implemented substantially, and then municipal wastewater processing load can be effectively relieved for standard.
2, in processing system of the invention, decoloration unit, taste removal unit and bactericidal purifying unit, above-mentioned each unit are provided with
It is middle to have loaded the biologic packing material for decoloration respectively for the biologic packing material of taste removal and for the filler of bactericidal purifying, so not
Only there is preferable treatment effect, more effectively complicated component, the dyeing waste water that coloration is big, pollution concentration is high can be taken off
Color, taste removal and removal pollutant therein, and secondary pollution can be reduced, sludge discharge is reduced, operating cost, tool are reduced
There are preferable environmental benefit and higher economic benefit.
3, processing system simple structure and reasonable design of the present invention, operational management are easy, easy to implement, and processing cost is low, fortune
Row is reliable and stable, can save space, reduces occupied area, provides low cost, efficiently to the processing of dyeing waste water
Rate, high treating effect, stable solution route, application easy to spread.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is dyeing and printing sewage processing system structural schematic diagram provided in an embodiment of the present invention；
Fig. 2 is temporary pool construction schematic diagram provided in an embodiment of the present invention；
Fig. 3 is bleacher structural schematic diagram provided in an embodiment of the present invention；
Fig. 4 is taste removal jar structure schematic diagram provided in an embodiment of the present invention；
Fig. 5 is anaerobic unit provided in an embodiment of the present invention, aerobic unit, sedimentation unit and the signal of clear water cellular construction
Figure；
Fig. 6 is bactericidal purifying jar structure schematic diagram provided in an embodiment of the present invention.
Icon: 1- filter element；2- the first bleacher group；3- the second bleacher group；4- third bleacher group；5-
Temporary pond；6- taste removal tank group；7- anaerobic pond；8- aerobic tank；9- settling tank；10- clear water reserviors；11- bactericidal purifying tank group；
12- clear water storage/reuse unit；The first water pump of 13-；The second water pump of 14-；15- third water pump；The first force (forcing) pump of 16-；
The second force (forcing) pump of 17-；18- third force (forcing) pump；The 4th force (forcing) pump of 19-；201- rotary shaft；202- stirring blade；203-
Incoming air conduit；204- pressure gauge；205- water inlet pipe；206- suction fan connecting tube；207- hot wind connecting tube；208- goes out
Water pipe；209- electric heating tube；501- vertical clapboard；The aerobic aeration unit of 502-；503- anaerobism sedimentation unit；504- row
Dirty mouth；601- liquid distributor；602- water inlet line；603- grenadine；111- water inlet；112- water outlet.
Specific embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiments and examples, but this field skill
Art personnel will be understood that following embodiments and embodiment are merely to illustrate the present invention, and are not construed as limiting model of the invention
It encloses.Based on the embodiments of the present invention, 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.The person that is not specified actual conditions, according to normal conditions or manufacturer builds
The condition of view carries out.
According to an aspect of the present invention, a kind of dyeing and printing sewage processing system is provided at least one embodiment, including
Sequentially connected filter element, decoloration unit, taste removal unit, anaerobic unit, aerobic unit, bactericidal purifying unit and clear water storage
Deposit/reuse unit；
The decoloration unit includes at least two bleacher groups, is provided with temporary pond, institute between two bleacher groups
It states and is equipped with oxygen aeration unit and anaerobism sedimentation unit in temporary pond；The biologic packing material for decoloration is provided in the bleacher；
The taste removal unit includes at least one taste removal tank group, is provided in the taste removal tank and fills out for the biology of taste removal
Material；
The bactericidal purifying unit includes at least one bactericidal purifying tank group, is provided in the bactericidal purifying tank for killing
The filler of bacterium purification.
In view of dyeing waste water there are complicated component, coloration is deep, difficult the features such as, existing printing and dyeing wastewater treatment system is deposited
Waste water after treatment is difficult to reach the standard of treated waste water direct reuse, and processing capacity is limited, cost of investment is big, place
Manage it is at high cost, be easy to produce the problem of secondary pollution.The invention provides a kind of novel treatment of dyeing wastewater system
System reduces investment, processing cost to reach, improves processing capacity, and treated, and waste water meets reuse standard directly to carry out
The purpose recycled, and the particular technique means for realizing the purpose are had found, water outlet is greatly improved with these technological means
Quality reduces processing cost, improves processing capacity, realizes the indexs stably reaching standards such as COD, SS, the ammonia nitrogen of treated waste water, full
Sufficient industrial reuse water national standard, is discharged recyclable technical effect.
Further say, dyeing and printing sewage processing system provided by the invention, using be sequentially connected the filter element connect, decoloration
Unit, taste removal unit, anaerobic unit, aerobic unit, bactericidal purifying unit and clear water storage/reuse unit carry out dyeing waste water
It handles, has loaded in decoloration unit, taste removal unit and bactericidal purifying unit therein and be used for for the biologic packing material of decoloration respectively
The biologic packing material of taste removal and filler for bactericidal purifying, and be also provided in decoloration unit comprising aerobic aeration unit
It with the temporary pond of anaerobism sedimentation unit, can preferably decolourize to dyeing and printing sewage, it is difficult to alleviate existing dyeing sewage decoloration
The problem of.Mutual restriction and collocation between mutual cooperation, support and connection relationship that the present invention passes through above-mentioned each unit, can
The treatment effect of dyeing and printing sewage is greatly improved, it can be more effectively to complicated component, the dyeing waste water that coloration is big, pollution concentration is high
It is decolourized, taste removal and removal pollutant therein etc., and secondary pollution can be reduced, reduced sludge discharge, save money
Source reduces operating cost, has preferable environmental benefit and higher economic benefit.Meanwhile the Processing System Design rationally,
Operational management is easy, easy to implement, and processing cost is low, stable and reliable operation, can save space, reduces occupied area, to printing and dyeing
The processing of industry waste water provides a low cost, high efficiency, high treating effect, stable solution route.
The continual and steady processing dyeing waste water of processing system energy of the invention, stablizes the indexs such as COD, SS, total nitrogen, ammonia nitrogen
Up to standard, treated, and waste water can reach industrial reuse water national standard, municipal wastewater processing load can be effectively relieved, and can have
The existing decoloration of the traditional dyeing waste water of effect alleviation is difficult, total nitrogen is exceeded, treated, and waste water is largely difficult to reach industrial reuse
Water national standard, cost of investment are big, take up a large area, the problem that solid waste is difficult, processing cost is high.
It is demonstrated experimentally that above-mentioned dyeing and printing sewage processing system, cost of sewage disposal per ton is than traditional sewage treatmentmethod section
1/3 is saved, the saving of water resource is at least up to 80%, and the production capacity of printing and dyeing mill can be made to improve at least 5 times.Treated, and COD of sewage is dense
Degree in 35~50mg/L, ammonia nitrogen concentration in 1.0mg/L hereinafter, total nitrogen concentration in 0.8mg/L hereinafter, total phosphorus concentration is in 0.2mg/L
Hereinafter, SS is in concentration in 0.2mg/L or less.
It should be noted that above-mentioned " clear water storage/reuse unit " representative is that the unit can be used as clear water storage list
Member can be used as clear water reuse unit, it can uses, can also be stored for printing and dyeing mill's production cycle as reuse clear water unit
Or other purposes are used as by other processing.
In a preferred embodiment, the filter element includes filter vat and/or bag filter；
Preferably, the filter element includes the filter vat and bag filter being connected；
Preferably, be provided in the filter vat mesh number be 400~600 mesh stainless steel grenadine, preferably 450~500
Mesh；
Preferably, water pump is provided on the pipeline that the filter element is connected with decoloration unit.
According to the present invention, dyeing and printing sewage to be processed initially enters in filter element, is filtered, and passes through filter element
The part large granular impurity that can be removed in sewage, cloth hair, the end of a thread, Soft flocks, cloth waste material etc. are set, subsequent processing list is more convenient
The operation of member.
The present invention is not particularly limited the specific structure and form of filter element, as long as not producing to the purpose of the present invention
Raw limitation.
Preferably, filter element uses the combination of filter vat, bag filter or filter vat and bag filter；More preferably
, filter element is in such a way that filter vat and bag filter are combined.
Further, it is arranged in filter vat in the top of bag filter (alternatively referred to as Bag filter machine), in filter vat
Inside stainless steel grenadine is set, the mesh number of grenadine is 400~600 mesh, preferably 450~500 mesh, further preferably 500
Mesh；The lower end of filter vat is taper, and the bottom end of taper is connect by pipeline with bag filter, the water outlet connection of bag filter
To decoloration unit.It is provided with water pump on the pipeline that bag filter is connect with decoloration unit, it will be in filter by water pump
Water is pumped into decoloration unit.
In a preferred embodiment, the decoloration unit includes 2~4 bleacher groups, preferably includes 3 decolorations
Tank group is followed successively by the first bleacher group, the second bleacher group and third bleacher group；
Preferably, the temporary pond is provided between the first bleacher group and the second bleacher group, described second is de-
It is connected in parallel or is connected in series between color tank group and third bleacher group；
Preferably, each bleacher group includes at least two bleachers for being connected in series or being in parallel；
Preferably, on the pipeline that the bleacher group is connect with temporary pond, the pipe of two neighboring bleacher group connection
Road is provided with water pump and/or force (forcing) pump.
It should be understood that the present invention quantity, the quantity of bleacher of bleacher group are not done it is specifically limited, as long as not
Limitation is generated to the purpose of the present invention.Such as the quantity of bleacher group can be 2,3,4,5 or more, each
The quantity for the bleacher that bleacher group is included can be 2,3,4 etc..
Preferably, decoloration unit includes 3 bleacher groups, each bleacher group includes 2 bleachers.
Further, temporary pond is set between the first bleacher group and the second bleacher group, the second bleacher group of institute and
It is connected in parallel or is connected in series between third bleacher group.It is understood that the present invention is set between the first two bleacher group
Temporary pond is set, remaining bleacher group, which can be connected in series, also can be connected in parallel, or can be with when there are more bleacher groups
By the way of series connection and combination in parallel；Multistage decoloration can be carried out when series connection, further deepen decolorization effect, and
When connection connection can will one group therein as spare, to ensure repairing, overhauling or when filler processing, device can
With the operation of continuous-stable, production efficiency is improved.It is preferably used between bleacher in each tank group and each tank group of the invention
Be be connected in series mode.And between each tank group, water pump or force (forcing) pump are set between tank group and temporary pond etc., utilize water pump
Or force (forcing) pump carries out sewage transport, structure is simple, and rationally, occupied area is small, high-efficient, stable and reliable operation for design.
In a preferred embodiment, multiple vertical clapboards in stagger are provided in the temporary pond,
Aerobic aeration unit and anaerobism sedimentation unit are divided into temporary pond by multiple vertical clapboards；
Preferably, the aerobic aeration unit accounts for the 1/2~2/3 of temporary pond volume, and preferably 2/3；
And/or the anaerobism sedimentation unit accounts for the 1/3~1/2 of temporary pond volume, preferably 1/3.
The present invention is provided with a temporary pond between two bleacher groups, is provided with multiple vertical clapboards in temporary pond,
Aerobic aeration unit and anaerobism sedimentation unit are divided into temporary pond, in this way, first carrying out into the sewage in temporary pond aerobic thin
Bacterium Air Exposure, then Anaerobic Treatment is carried out, it is then settled, is discharged, the organic matter for being easy degradation in sewage can be removed, such as
Cellulose etc., can also remove the organic pollutants such as benzene, phenol, reduce the concentration of the oil pollutant in sewage, reduce total nitrogen,
The content of ammonia nitrogen etc., the temporary pond are arranged between two groups of bleacher groups the pollutant that can not only remove in sewage, can also increase
Strong decolorizing effect.
Optionally, which is provided with sewage draining exit.
Optionally, the vertical clapboard in temporary pond can partially be arranged to the grenadine of 400~600 mesh, such as the net of 500 mesh
Yarn.From pond import to export direction, the height of vertical clapboard is successively reduced, and water flow flows to anaerobism sedimentation from aerobic aeration unit
Unit.
It should be understood that the present invention is for the quantity of vertical clapboard, aerobic aeration and anaerobism sedimentation unit in temporary pond
Volume ratio do not do it is specifically limited, as long as not to the purpose of the present invention generate limitation.Such as it can be set three vertically
Partition can be set two, four etc..Preferably, the volume of aerobic aeration unit accounts for 2/3 or so of temporary pond volume, anaerobism
The volume of sedimentation unit accounts for 1/3 or so of temporary pond volume, and the treatment effect of dirty water pollutant can be enhanced in this way, and design is closed
Reason.
Further, in the preferred embodiment of the present invention, it is single to initially enter filtering to dyeing and printing sewage to be processed
Be filtered in member, subsequently into preliminary decolorization is carried out in the first bleacher group, enter back into temporary pond carry out it is aerobic
Air Exposure and anaerobism settlement treatment, the water after sedimentation sequentially enter in the second bleacher group and third bleacher group and carry out depth
Decolorization, so as to more effectively reduce content of organics, benzene and phenol etc. that degradation is easy in sewage content, with
And the content of some greases etc., the color in sewage is more effectively removed, the problem of decolorizing printing and dyeing waste water hardly possible is alleviated.
In a preferred embodiment, each taste removal tank group include at least two be connected in series or be in parallel remove
Taste tank；
And/or each bactericidal purifying tank group includes at least two bactericidal purifying tanks for being connected in series or being in parallel；
Preferably, force (forcing) pump is provided between the two neighboring taste removal tank；
Preferably, force (forcing) pump is provided between the two neighboring bactericidal purifying tank.
It is understood that the taste removal tank in taste removal tank group can be connected in parallel and can also be connected in series, likewise, sterilization
Bactericidal purifying tank in purification pot can be connected in parallel and can also be connected in series, and preferably be connected in series.For the number of taste removal tank
Amount and bactericidal purifying tank quantity do not do it is specifically limited, such as can be two, three, four etc., preferably two.And
Force (forcing) pump or other kinds of water-delivery pump are set between each tank.
It needs, the biologic packing material loaded in every group of two taste removal tanks can be the same or different, preferably
It is different.Filler in every group of two bactericidal purifying tanks can be the same or different, preferably different.Likewise, every group two
The biologic packing material loaded in bleacher can be the same or different, preferably different.
According to the present invention, through bleacher group, treated that waste water has reduced most COD, ammonia nitrogen, total nitrogen, total phosphorus etc.
Content, further, bleacher group downstream be arranged taste removal tank group, remove the taste of waste water, can also further decrease COD,
Ammonia nitrogen, total nitrogen, total phosphorus equal size are further arranged bactericidal purifying tank group in taste removal tank group downstream, carry out waste water into one
The bactericidal purifying of step is handled so that COD, ammonia nitrogen, total nitrogen, the total phosphorus etc. of water outlet reach discharge standard, carry out qualified discharge or into
Row reuse.
In a preferred embodiment, sedimentation unit is additionally provided between the aerobic unit and bactericidal purifying unit
With clear water unit；
Preferably, the anaerobic unit, aerobic unit, sedimentation unit and clear water unit be the anaerobic pond being sequentially communicated, it is good
Oxygen pond, settling tank and clear water reserviors.
According to the present invention, in a preferred embodiment, which includes: that sequentially connected filtering is single
Member, decoloration unit, taste removal unit, anaerobic unit, aerobic unit, sedimentation unit, clear water unit, bactericidal purifying unit and clear water storage
Deposit/reuse unit.Wherein, anaerobic unit, aerobic unit, sedimentation unit and clear water unit can be respectively anaerobic pond, aerobic tank,
Further a big pond can be arranged in anaerobic pond, aerobic tank, settling tank and clear water reserviors by settling tank and clear water reserviors
In, multiple partitions or barriers are set in the pond to be divided into anaerobic pond, aerobic tank, settling tank and clear water reserviors.
Optionally, the volume of anaerobic pond and the volume of aerobic tank are greater than the volume of settling tank and clear water reserviors.Such as anaerobic pond
Volume and the volume of aerobic tank can be 1.5~4 times, preferably 2~3 times of settling tank and clear water reserviors volume.
Optionally, the spaced apart filtering sponge of multiple groups, web plate or sponge filler are set in anaerobic pond；
And/or the spaced apart filtering sponge of multiple groups, web plate or sponge filler are set in aerobic tank.
It is understood that the specific structure of anaerobic pond and aerobic tank of the invention does not do specifically limited, ability can be used
The common structure type in domain, such as some sponge foams are installed in anaerobic pond and aerobic tank.
In the preferred embodiment of the present invention, dyeing and printing sewage to be processed is initially entered in filter element and was carried out
Filter, subsequently into preliminary decolorization is carried out in the first bleacher group, enter back into temporary pond carry out aerobic Air Exposure and
Anaerobism settlement treatment, the water after sedimentation sequentially enter at the decoloration for carrying out depth in the second bleacher group and third bleacher group
Reason；Sewage after decolorization, which enters in taste removal tank group, to carry out taste removal processing and further decreases the COD concentration in sewage, ammonia
Nitrogen concentration and SS concentration etc.；Through taste removal, treated that sewage enters anaerobic pond, aerobic tank, settling tank and clear water reserviors, clear water reserviors
Water outlet, which enters, carries out bactericidal purifying processing in bactericidal purifying group, and further decreases the COD concentration in sewage, ammonia nitrogen concentration, SS
Concentration, total nitrogen concentration and total phosphorus concentration etc., so that water outlet reaches industrial reuse water national standard.
In a preferred embodiment, it is provided with rotary shaft in the bleacher, is provided with and stirs in the rotary shaft
Mix blade；
And/or incoming air conduit is provided with above the bleacher, blower connection is provided with below the bleacher
Pipe；
And/or the bleacher interior lower end is provided with electric heating tube.
In a preferred embodiment, the taste removal tank inner upper end is provided with liquid distributor, the liquid distributor with remove
The water inlet line of taste tank connects；
Preferably, the liquid distributor includes spray tube；
Preferably, the grenadine that mesh number is 200~600 mesh, preferably 300~500 mesh are provided in the taste removal tank.
In a preferred embodiment, the bactericidal purifying tank is provided with multiple water outlets, the water outlet setting
Top, middle part and/or lower part on the outside of the bactericidal purifying tank.
It should be noted that the present invention does not do special limit for the specific structure of bleacher, taste removal tank and bactericidal purifying tank
System, as long as not generating limitation to the purpose of the present invention.Preferably, the structure of bleacher, taste removal tank and bactericidal purifying tank is each
It is not identical.
Further, bleacher is provided with stirring and heating element, and bleacher is also connected with incoming air conduit and connects with blower
Pipe, fan connecting tube includes suction fan connecting tube and hot gas blast pipe (alternatively referred to as hot wind connecting tube).The mesh being arranged in this way
, when clearing up bleacher, since the cleaning cycle of bleacher is shorter, by the life in bleacher by way of heating
Microorganism in object filler is removed, and facilitates operation, and treatment effeciency is high, effect is good, improves production efficiency.
Taste removal tank is provided with liquid distributor and grenadine, and the upper end of tank interior is arranged in liquid distributor, and connect with water inlet line,
It can make sewage is uniform and stable to enter to inside taste removal tank；The specific constructive form of liquid distributor is not done it is specifically limited, can
Using the structure type of liquid distributor commonly used in the art.In the inside of taste removal tank, the lower section setting biologic packing material of liquid distributor and net
Yarn, the mesh number of grenadine are the grenadine of 200~600 mesh, preferably 300~500 mesh, further preferably 400 mesh.
Common cylindrical tank structure can be used in bactericidal purifying tank, can be set outside tank body several outlet pipelines or
Water outlet, to increase water outlet efficiency.
In a preferred embodiment, the biologic packing material for decoloration includes decoloration filler body and is attached to
Microorganism in filler body of decolourizing；
Preferably, the decoloration filler body includes at least one of bentonite, coal dust or coal ash powder；
And/or the biologic packing material for taste removal includes odor-reducing filler ontology and is attached on odor-reducing filler ontology
Microorganism；
Preferably, at least one of the odor-reducing filler ontology packet bamboo powder, sawdust powder or bark fines；
And/or the filler for bactericidal purifying includes at least one of diatomite, clay or coal dust.
It should be noted that the present invention for for decoloration biologic packing material, for the biologic packing material of taste removal and for killing
Bacterium purification filler concrete type do not do it is specifically limited, as long as not to the purpose of the present invention generate limitation.For attachment
Microorganism in filler body is not cooked specifically limited yet, and various microbe stuffings commonly used in the art can be used, such as various use
In decoloration or bacterium, the fungi of taste removal etc., concrete type is that those skilled in the art can learn, the present invention is herein not
It is described in detail again.
Preferably, decoloration filler body includes one of bentonite, coal dust or coal ash powder etc. or a variety of；Wherein, coal dust
Granularity with coal ash powder is in 1.5mm or less.One of odor-reducing filler ontology packet bamboo powder, sawdust powder or bark fines etc. are more
Kind, it is preferred to use be various trees or bamboo sawdust.Filler for bactericidal purifying includes in diatomite, clay or coal dust
It is one or more, it is preferred to use diatomite, the granularity of coal dust is in 1.5mm or less.
It should be understood that the content being not described in detail in the explanation of above-mentioned processing system, is those skilled in the art
Commonly used equipment, structure or the substance being readily apparent that, therefore can be omitted detailed description thereof.
Combined with specific embodiments below and attached drawing, the invention will be further described.
Embodiment 1
As shown in figs 1 to 6, a kind of dyeing and printing sewage processing system, including sequentially connected filter element 1, decoloration unit,
Taste removal unit, anaerobic unit, aerobic unit, sedimentation unit, clear water unit, bactericidal purifying unit and clear water storage/reuse unit
12。
Wherein, filter element 1 includes the filter vat and bag filter being connected, and bag filter is arranged in filter vat
Stainless steel grenadine is arranged in the inside of filter vat in top, and the mesh number of grenadine is 400~600 mesh, such as can be 500 mesh, filtering
The lower end of bucket is taper, and the bottom end of taper is connect by pipeline with bag filter, and the water outlet of bag filter is connected to decoloration
Unit.It is provided with the first water pump 13 on the pipeline that bag filter is connect with decoloration unit, it will filtering by the first water pump 13
Water in device is pumped into decoloration unit.
Decoloration unit includes three bleacher groups, is followed successively by the first bleacher group 2, the second bleacher group 3 and third decoloration
Tank group 4 is provided with temporary pond 5, the second bleacher group 3 and third bleacher between first bleacher group 2 and the second bleacher group 3
It is connected in series between group 4；Each bleacher group includes two bleachers.On the pipeline that temporary pond 5 is connect with the second bleacher group 3
It is provided with the second water pump 14, the first force (forcing) pump 16 is provided on the pipeline that the second bleacher group 3 is connect with third bleacher group 4,
The second force (forcing) pump 17 is provided on the pipeline that third bleacher group 4 is connect with taste removal tank group 6.
Referring to Fig. 2, multiple vertical clapboards 501 in stagger, multiple vertical clapboards 501 are provided in temporary pond 5
Aerobic aeration unit 502 and anaerobism sedimentation unit 503 are divided into temporary pond 5；Wherein, aerobic aeration unit 502 accounts for temporary pond 5
2/3 or so of volume, anaerobism sedimentation unit 503 account for 1/3 or so of temporary 5 volume of pond.Temporary pond 5 is provided with sewage draining exit 504.Temporarily
Vertical clapboard 501 in pond 5 can partially be arranged to the grenadine of 400~600 mesh, such as the grenadine of 500 mesh.From temporary pond 5
Import to export direction, the height of vertical clapboard 501 successively reduces, and water flow flows to anaerobism sedimentation list from aerobic aeration unit 502
Member 503.
Referring to Fig. 3, it is provided with rotary shaft 201 in bleacher, stirring blade 202 is provided in rotary shaft 201；Bleacher
Top is provided with incoming air conduit 203, and incoming air conduit 203 is connect with pressure gauge 204；Water inlet pipe is additionally provided with above bleacher
205, water inlet pipe 205 is connect with suction fan connecting tube 206；Hot wind connecting tube 207, hot wind connection are provided with below bleacher
Pipe 207 is connect with outlet pipe 208；Bleacher interior lower end is provided with electric heating tube 209.
Taste removal unit includes at least one taste removal tank group 6, and each taste removal tank group 6 includes two taste removal tanks being connected in series；Phase
Third force (forcing) pump 18 is provided between adjacent two taste removal tanks.
Referring to Fig. 4, taste removal tank inner upper end is provided with liquid distributor 601, the water inlet line 602 of liquid distributor 601 and taste removal tank
Connection；Liquid distributor 601 includes spray tube；The grenadine 603 that mesh number is 200~600 mesh, such as 400 purposes are provided in taste removal tank
Grenadine 603.
Referring to Fig. 5, anaerobic unit, aerobic unit, sedimentation unit and clear water unit be the anaerobic pond 7 being sequentially communicated, aerobic
Pond 8, settling tank 9 and clear water reserviors 10.The volume of anaerobic pond 7 and aerobic tank 8 is greater than the volume of settling tank 9 and clear water reserviors 10.Clear water
Third water pump 15 is provided on the pipeline that pond 10 is connect with bactericidal purifying tank group 11.
Bactericidal purifying unit includes at least one bactericidal purifying tank group 11, and each bactericidal purifying tank group 11 includes two and mutually goes here and there
The bactericidal purifying tank of connection；The 4th force (forcing) pump 19 is provided between two neighboring bactericidal purifying tank.
Referring to Fig. 6, water inlet 111 is set in the upper end of bactericidal purifying tank, can be set in the side of bactericidal purifying tank more
A water outlet 112.
In the present embodiment, filling is used for the biologic packing material of decoloration, uses respectively in bleacher, taste removal tank and bactericidal purifying tank
Biologic packing material in taste removal and the filler for bactericidal purifying.
Application examples
Above-mentioned dyeing and printing sewage processing system is applied in the large-scale printing and dyeing mill's printing and dyeing workshop in Foshan, which generates
Dyeing and printing sewage raw water, and the results are shown in Table 1 for the water quality water quality detection through processing system of the invention treated sewage.
The water quality detection result before and after the processing of table 1
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of dyeing and printing sewage processing system, which is characterized in that including sequentially connected filter element, decoloration unit, taste removal list
Member, anaerobic unit, aerobic unit, bactericidal purifying unit and clear water storage/reuse unit；
The decoloration unit includes at least two bleacher groups, and temporary pond is provided between two bleacher groups, described temporary
Oxygen aeration unit and anaerobism sedimentation unit are equipped in pond；The biologic packing material for decoloration is provided in the bleacher group；
The taste removal unit includes at least one taste removal tank group, and the biologic packing material for taste removal is provided in the taste removal tank group；
The bactericidal purifying unit includes at least one bactericidal purifying tank group, is provided in the bactericidal purifying tank group for sterilizing
The filler of purification.
2. dyeing and printing sewage processing system according to claim 1, which is characterized in that the filter element includes filter vat
And/or bag filter；
Preferably, the filter element includes the filter vat and bag filter being connected；
Preferably, the stainless steel grenadine that mesh number is 400~600 mesh, preferably 450~500 mesh are provided in the filter vat；
Preferably, water pump is provided on the pipeline that the filter element is connected with decoloration unit.
3. dyeing and printing sewage processing system according to claim 1, which is characterized in that the decoloration unit includes 2~4 de-
Color tank group preferably includes 3 bleacher groups, is followed successively by the first bleacher group, the second bleacher group and third bleacher group；
Preferably, the temporary pond, second bleacher are provided between the first bleacher group and the second bleacher group
It is connected in parallel or is connected in series between group and third bleacher group；
Preferably, each bleacher group includes at least two bleachers for being connected in series or being in parallel；
Preferably, on the pipeline that the bleacher group is connect with temporary pond, on the pipeline of the two neighboring bleacher group connection
It is provided with water pump and/or force (forcing) pump.
4. dyeing and printing sewage processing system according to claim 1, which is characterized in that be provided in the temporary pond in ladder
Aerobic aeration unit and anaerobism sedimentation unit are divided into temporary pond by multiple vertical clapboards of formula arrangement, multiple vertical clapboards；
Preferably, the aerobic aeration unit accounts for the 1/2~2/3 of temporary pond volume, and preferably 2/3；
And/or the anaerobism sedimentation unit accounts for the 1/3~1/2 of temporary pond volume, preferably 1/3.
5. dyeing and printing sewage processing system according to claim 1, which is characterized in that each taste removal tank group includes at least
Two taste removal tanks for being connected in series or being in parallel；
And/or each bactericidal purifying tank group includes at least two bactericidal purifying tanks for being connected in series or being in parallel；
Preferably, force (forcing) pump is provided between the two neighboring taste removal tank；
Preferably, force (forcing) pump is provided between the two neighboring bactericidal purifying tank.
6. dyeing and printing sewage processing system according to claim 1, which is characterized in that the aerobic unit and bactericidal purifying list
Sedimentation unit and clear water unit are additionally provided between member；
Preferably, the anaerobic unit, aerobic unit, sedimentation unit and clear water unit be the anaerobic pond being sequentially communicated, aerobic tank,
Settling tank and clear water reserviors.
7. described in any item dyeing and printing sewage processing systems according to claim 1~6, which is characterized in that be provided in bleacher
Rotary shaft is provided with stirring blade in the rotary shaft；
And/or incoming air conduit is provided with above bleacher, fan connecting tube is provided with below bleacher；
And/or bleacher interior lower end is provided with electric heating tube.
8. described in any item dyeing and printing sewage processing systems according to claim 1~6, which is characterized in that taste removal tank inner upper end
It is provided with liquid distributor, the liquid distributor is connect with the water inlet line of taste removal tank；
Preferably, the liquid distributor includes spray tube；
Preferably, the grenadine that mesh number is 200~600 mesh, preferably 300~500 mesh are provided in taste removal tank.
9. described in any item dyeing and printing sewage processing systems according to claim 1~6, which is characterized in that the setting of bactericidal purifying tank
There are multiple water outlets, top, middle part and/or lower part on the outside of bactericidal purifying tank is arranged in the water outlet.
10. described in any item dyeing and printing sewage processing systems according to claim 1~6, which is characterized in that it is described for decoloration
Biologic packing material include decolourize filler body and be attached to decoloration filler body on microorganism；
Preferably, the decoloration filler body includes at least one of bentonite, coal dust or coal ash powder；
And/or the biologic packing material for taste removal includes odor-reducing filler ontology and micro- life for being attached on odor-reducing filler ontology
Object；
Preferably, at least one of the odor-reducing filler ontology packet bamboo powder, sawdust powder or bark fines；
And/or the filler for bactericidal purifying includes at least one of diatomite, clay or coal dust.
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| CN201811421432.4A CN109231733A (en) | 2018-11-26 | 2018-11-26 | Dyeing and printing sewage processing system |
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| CN201811421432.4A CN109231733A (en) | 2018-11-26 | 2018-11-26 | Dyeing and printing sewage processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761439A (en) * | 2019-01-23 | 2019-05-17 | 陈卫红 | Sewage equipment and its processing method |
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