CN109020099A - A kind of printing and dyeing wastewater processing equipment and processing method - Google Patents
A kind of printing and dyeing wastewater processing equipment and processing method Download PDFInfo
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- CN109020099A CN109020099A CN201811195009.7A CN201811195009A CN109020099A CN 109020099 A CN109020099 A CN 109020099A CN 201811195009 A CN201811195009 A CN 201811195009A CN 109020099 A CN109020099 A CN 109020099A
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- 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
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- 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
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- 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
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- 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
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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- 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
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- 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
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- 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
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- 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
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
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- 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
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- 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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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- 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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
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- 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
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Abstract
The invention discloses a kind of printing and dyeing wastewater processing equipment and processing methods, belong to field of waste water treatment.It includes water plant reactor and edaphophyte reactor.The present invention organically combines water plant to the biological prosthetic of water body, purification function with nursery plants, it is horizontal that microbiologic population and metabolic function in system can be improved, integrate the collective effect of plant, plant rhizosphere microbe and filtrate, give full play to the synergistic effect between plant-microorganism-environment three, in operational process, denitrogenation flora coexists simultaneously with electricity production flora, collaboration degrades to dyestuff in dyeing waste water and other pollutants, and make the reduction of the indexs such as color degree of dyeing waste water based on this, realize the purpose of purifying water body；The advantages of present invention has simple structure and reasonable design, easy to operate, good purification.
Description
Technical field
The invention belongs to field of waste water treatment.More specifically to a kind of printing and dyeing wastewater processing equipment and processing method.
Background technique
The waste water of dyeing discharge is one of the pollution sources of water body resource, wherein the hardly degraded organic substance that contains and inorganic
Salt content is high, chromatic value is high, biodegradability is poor, can aggravate the pollution to water body and soil.Especially in recent years, since printing and dyeing are gone
The demand of industry, the positive anti-light solution of dyestuff, anti-oxidant, degradation-resistant direction are developed, this results in the COD of dyeing waste water
(COD) value sharply increases, and processing difficulty increases.More seriously nitrogen dyestuff, anthraquinone dye, three involved in dyeing
The kind that mutagenicity and carcinogenesis are all had found in phenylmethane dyestuff, in the case where influencing water body and soil, between meeting
It connects and threat is generated to life entity.Difficult point in actual treatment is to reduce coloration and removal hardly degraded organic substance.Coloration is deeper to give up
Water not only results in the discomfort of people aesthetically, while also will affect the incident ray amount of water body, and then interferes water body
Self purification can all cause influence difficult to the appraisal to entire aquatic ecosystem.
Currently, the conventional process mode of dyeing waste water is mainly still handled by physical chemistry technology.Such as China
Patent, application number: 201410808986.5, the applying date: 2014.12.20 is disclosed a kind of using biological coagulating kinetics print
Wastewater treatment method is contaminated, dyeing waste water is handled by biological activated sludge and coagulation-settlement process, to reach weaving
The problem of dyeing waste water discharges, still, the method need to add in the process a large amount of medicament molysite or aluminium salt, and the dirt generated
Mud and percolate will cause secondary pollution again.Another kind of common treatment process is second order activity sludge treatment process.It is this
Although technique plays key effect to control water environment, process engineering investment is high, and energy consumption is high, and operational management requires height,
Need additional Treatment of Sludge step and expense.Therefore, developing has very with efficient, simple, low consumption wastewater processing technology
Big meaning.
In recent years, a kind of method that phytoremediation technology is proved to be effective processing dyeing waste water, utilizes plant
Purifying water body has played important function in terms of processing water eutrophication, heavy metal pollution.Such as Chinese patent, application number:
201320077420.0, the applying date: 2013.02.19 discloses a kind of processing dyeing waste water artificial swamp, including water plant
And the filter layer reaction tank of gravel filling filling, it is useless to reach processing dyestuff using the synergistic effect of water plant and gravel
The purpose of water.But since tolerance of the water plant for different dyes differs greatly, usual microbes are for specific
Pollutant carries out biodegrade by the degrading enzyme of itself synthesis specificity, but the specificity of this degradation process is too strong, system
About its detergent power to water body.
With the nonspecific degradation ability that research discovery electricity-producing microorganism has, electricity-producing microorganism
It (electricigens) is that one kind can use gas chromatography and do carbon source, by itself respiration, the electricity that metabolism is generated
Son is discharged into ambient enviroment, directly contacts with extracellular electron acceptor, or passes through electronics mediator (artificial addition or microorganism itself
Metabolism generates)) indirectly-acting by electronics transfer electron receptor, carry out the microorganism of alienation anaerobic respiration.At present for production
The research of electric microorganism is mostly focused on microbiological fuel cell (MFC), and the electricity-producing microorganism being enriched in MFC has directly de-
The ability of color degradation of dye.Research in recent years discovery, including azo, triphenylmenthane, anthraquinone, metal complex dye etc. are a plurality of types of
Dyestuff can be reduced directly by electricity-producing microorganism and degrade.Therefore, have using electricity production bacterium degradation of contaminant economical, sustainable excellent
Point.But current correlative study the result shows that, the performance for producing electricity bacterium is primarily limited to MFC hardware, configuration, rather than micro- life
The activity of object.Therefore, further the application study to electricity-producing microorganism in actual dying biological treatment is worth carrying out.
Summary of the invention
1. to solve the problems, such as
For dyeing waste water water, big, hardly degraded organic substance and inorganic salt content are high, chromatic value is high, biodegradability is poor and difficult
Processing and the problems such as existing phytoremediation technology poor resistance, the present invention provide a kind of printing and dyeing wastewater processing equipment and processing side
Method is organically combined water plant, terrestrial edaphophyte and filtrate, comprehensively utilizes plant itself, plant rhizosphere
Microorganism and filling filtrate three synergistic effect purify denitrifier and electricity production bacterium in operational process and coexist, cooperate with to printing and dyeing
Wastewater Dyes and other pollutants are degraded, to achieve the purpose that purifying water body.
2. technical solution
To solve the above-mentioned problems, the technical solution adopted in the present invention is as follows:
A kind of printing and dyeing wastewater processing equipment, including water plant reactor and edaphophyte reactor；The aquatic plant
Object reactor is built-in with water plant, and interior kind of the edaphophyte reactor is implanted with terrestrial edaphophyte；Water plant reaction
The lower part of device is connected to the top of edaphophyte reactor, the bottom of water plant reactor and the lower part of edaphophyte reactor
Connection.
Preferably, the water plant reactor further includes water plant reactor water inlet, water plant, wire netting
And total outlet pipe；The plant-bioreactor water inlet is located at the top of water plant reactor side；The wire netting
Positioned at water plant inside reactor, position height is lower than water plant reactor 4~5cm of water inlet, the hole of iron wire net meshe
Diameter is 0.1~1cm；The water plant hangs on wire netting；The total outlet pipe is connected to water plant reactor
Bottom, be provided with hand valve.
Preferably, the water plant include one or both of hollow lotus seeds, waterweed, Eichhornia crassipes or reed with
On, area coverage is 75~80%.
Preferably, the edaphophyte reactor further includes droping irrigating pipe, purifying area, iron railings lattice and circulation pool；
The droping irrigating pipe is the systemic transferring road of 12~16mm of caliber, and 30~70cm is provided with drip hole on pipeline, is dripped
The top that pipeline is located at purifying area is filled, is connected with the lower part of water plant reactor；The purifying area is equipped with from top to bottom
Layer of plants, soil horizon, high-quality coconut activated layer of charcoal, gravel filling layer one and gravel filling layer two；The recirculated water position
In two lower part of gravel filling layer, it is connected with the bottom of water plant reactor；The iron railings case is in gravel filling layer two
Between circulation pool, iron railings grid stripe pitch is 5~20mm.
Preferably, the layer of plants is planted in soil horizon, and floristics is one of sweet potato or potato or two
Kind；The high-quality cocoanut active charcoal for being 4~12mm filled with partial size in the high-quality coconut activated layer of charcoal；The gravel filling
The small gravel for being 10~25mm filled with partial size in layer one；It is 20~40mm's that partial size is filled in the gravel filling layer two
Big gravel；The soil horizon, high-quality coconut activated layer of charcoal, the volume of gravel filling layer one and gravel filling layer two account for respectively
The 20% of edaphophyte reactor total volume.
Preferably, the lower part of the water plant reactor is connected by the top of water inlet pipe and edaphophyte reactor
Logical, water inlet pipe is equipped with peristaltic pump.
Preferably, the bottom of the water plant reactor is connected by the lower part of return pipe and edaphophyte reactor
Logical, return pipe is equipped with reflux pump.
Preferably, for the purification of dyeing waste water.
A kind of purification method of dyeing waste water, comprises the following steps that
A. a kind of above-mentioned printing and dyeing wastewater processing equipment of right is built；
B. the peristaltic pump on water inlet pipe is opened, dyeing waste water passes through water plant reactor water inlet conveying water inlet plant
Reactor, then, the dyeing waste water in water plant reactor are further conveyed by droping irrigating pipe into edaphophyte reactor,
Inflow water level distance means water plant reactor and when edaphophyte 4~5cm of reactor top, it is anti-to stop water plant
Answer the water inlet activity of device water inlet；
C. the reflux pump on return pipe is opened, under the synergy of reflux pump and peristaltic pump, drives dyeing waste water from water
Plant reactor is transported in edaphophyte reactor by water inlet pipe and droping irrigating pipe, flows through purifying area, passes through iron railings lattice
Circulation pool is instilled, the water of collection is supplied water plant reactor by return pipe again, realizes circulating purification by circulation pool；
D. dyeing waste water first continuous flowing operation 8~12 hours in the device, then, then interior stand stops 24~48h, such as
This circulation, after the completion of water body purification, processing water is discharged from water plant reactor total outlet pipe.
Preferably, as follows in the service condition of step B: water inlet euchroic coloration (ADMI) value is 130~140 degree, and chemistry needs
Oxygen amount (COD) concentration is 980~1000mg/L, and total nitrogen (TN) concentration is 5~6mg/L.
3. beneficial effect
Compared with the prior art, the invention has the benefit that
(1) printing and dyeing wastewater processing equipment provided by the present invention and processing method water plant and terrestrial edaphophyte into
It has gone and has organically combined, the type and quantity of microbiologic population in purification system can be adjusted, solved single water plant reaction
The deficiency of device, and the further filtering, absorption, decomposition by plant to the biological prosthetic of water body, purification function and filtrate to water body
Function is organically combined, and based on this, comprehensive comprehensively to achieve the purpose that purifying water body.
(2) printing and dyeing wastewater processing equipment provided by the present invention and processing method are by water plant and terrestrial edaphophyte
(potato, sweet potato) has carried out organic combined use, and specific advantage is as follows:
1. on the one hand can make full use of the absorption of root system of plant using water plant in conjunction with terrestrial edaphophyte, cut
It stays and each pollutant is degraded, removed and be enriched with to illuviation；Water plant root system and stem are huge, to organic in water body
Object and nitrogen, phosphorus have apparent absorption, retention and illuviation；Terrestrial edaphophyte choose potato, sweet potato, Sweet Potato Leaf and
It is rich in a large amount of azo reductase in root tissue, lignin peroxidase, tyrosinase etc., these enzymes can remove effectively
Dyestuff in water body reduces coloration；Meanwhile aquatic and terrestrial edaphophyte, absorption and its rhizosphere microorganism by root system
Facilitation, directly own metabolism can be promoted to grow using some of the contaminants in water body, and by plant harvesting or turn
Shifting removes pollutant；
2. the root system of water plant can secrete the substance for promoting thermophilic phosphorus bacterium, denitrifier and electricity production bacterium growth, thus indirectly
Improve purifying rate, terrestrial edaphophyte potato, sweet potato, the nitrogen-fixing bacteria and denitrifier of root enriched, it is aquatic and
Terrestrial edaphophyte can pass through rhizosphere microorganism in reconciliation system when playing itself to the suction-operated of pollutant in water body
Presence, the quantity of rhizosphere microorganism group in raising system regulates and controls structure of community, improves the diversity of microbial function；Especially
It is that the denitrifier and sulphur including nitrifier and denitrifying bacterium restore ground bacillus (Geobacter
Sulfurreducens), the electricity production bacterium including β-mycetozoan (beta proteobacteria), can remove simultaneously it is nitrogenous with
And the organic pollutant of all kinds of different carbon sources；
3. single water plant poor resistance in terms of the dirty water decontamination handles in the prior art had both been compensated for, especially for
The problem of tolerance of different dyes differs greatly and rhizosphere microorganism influence vulnerable to season etc., and caused by sewage purification
The limited defect of ability, but compensate in the prior art terrestrial edaphophyte because having biomass caused by terrestrial habit insufficient
And the processing limited defect of waste water from dyestuff ability, plant has sufficiently been discovered and used to the reparation purification function of water body, closes nature
Ecological principle has environment reasonability.
(3) filtrate selected in apparatus of the present invention had not only included the coconut husk biological activated carbon with adsorption-decomposition function effect, but also
Including being conducive to microorganism colonization, the sandstone class filtrate with filtering adsorption capacity, filtrate and microorganism act synergistically, in waste water
Pollutant carry out retention filtering, biodegrade etc., further increase device to the detergent power of water body；Filtrate used materials at
This is cheap, accords with the demands of the market.
(4) reflux pump and peristaltic pump are equipped in apparatus of the present invention, continuously the lower operation 8~12 of flowing is small in the device for water body
When, enrichment is carried out conducive to denitrogenation flora in device and forms microbial film, and dyeing waste water is made to stand stop 1~2 in the device later
It, the removal to water pollutant that can give full play to denitrifier and the electricity production bacterium in running gear acts on, and is running
Journey, runing time is longer, and time of repose is shorter, and denitrogenation flora is abundanter, and electricity production flora electricity production effect is more obvious, and denitrification effect is got over
It is good, it is better to dyeing waste water purified treatment ability, it is truly realized the automatic cycle of water body in purification process, easy to operate letter
It is single.
(5) printing and dyeing wastewater processing equipment provided by the present invention and processing method be to the good purification of dyeing waste water, and
And structure is simple, design is rationally, easily fabricated.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of printing and dyeing wastewater processing equipment；
Fig. 2 is iron railings lattice structure top view.
In figure: 1, water plant reactor；2, wire netting；3, water plant reactor water inlet；4, water plant；5, it drips
Fill pipeline；6, layer of plants；7, soil horizon；8, high-quality coconut activated layer of charcoal；9, gravel filling layer one；10, gravel filling layer two；
11, iron railings lattice；12, pool is recycled；13, edaphophyte reactor；14, reflux pump；15, peristaltic pump；16, return pipe；17, always go out
Water pipe；18, water inlet pipe；19, primary effluent mouth；20, water return outlet, 21, secondary effluent mouth；22, hand valve；23, total water outlet.
Specific embodiment
The present invention is further described below combined with specific embodiments below.
Embodiment 1
As depicted in figs. 1 and 2, a kind of printing and dyeing wastewater processing equipment, including water plant reactor 1, circulating water pipe and
Edaphophyte reactor 13；1 lower part of water plant reactor is equipped with primary effluent mouth 19 and water return outlet 20；Described
13 lower part of edaphophyte reactor is equipped with secondary effluent mouth 21；The circulating water pipe includes water inlet pipe 18 and return pipe 16；Institute
The water inlet pipe 18 stated is connected with primary effluent mouth 19 and edaphophyte reactor 13；The return pipe 16 and secondary effluent
Mouth 21 and water return outlet 20 are connected；Water inlet pipe 18 is equipped with peristaltic pump 15；Return pipe 16 is equipped with reflux pump 14.Water plant
Reactor 1 and edaphophyte reactor 13 are the cores for realizing water body purification, and reflux pump 15 and peristaltic pump 14 are to realize dress
Set the driving part of interior automatic water circulation.
Fig. 1 gives the specific structure of water plant reactor 1 and edaphophyte reactor 13, the water plant
Reactor 1 includes water plant reactor water inlet 3, water plant 4, wire netting 2, the total water outlet that mesh aperture is 0.6cm
23 and total outlet pipe 17.
Water plant reactor water inlet 3 is located at the upper end of 1 side of water plant reactor, for the defeated of dyeing waste water
Enter；Wire netting 2 is placed in water plant reactor 1 for hanging the hollow lotus seeds of water plant 4, waterweed, Eichhornia crassipes and reed
Inside, position is lower than water plant reactor water inlet 3, and total area coverage of water plant 4 reaches 78%；Total water outlet 23
It is connect positioned at 1 bottom of water plant reactor with total outlet pipe 17, thus the water after the completion of purifying is discharged；
Edaphophyte reactor 13 includes droping irrigating pipe 5, purifying area, iron railings lattice 11 and circulation pool 12；Caliber is
The droping irrigating pipe 5 of 14mm is located at the top of purifying area, is connected with water inlet pipe 18, is equipped with a drip hole every 50cm thereon, leads to
It crosses drip hole and water body is transported to edaphophyte reactor 13；
Purifying area be equipped with from top to bottom layer of plants 6, soil horizon 7, high-quality coconut activated layer of charcoal 8, gravel filling layer 1 and
Gravel filling layer 2 10, soil horizon 7,8 layers of high-quality cocoanut active charcoal, gravel filling layer 1 and gravel filling layer 2 10 body
Integral does not account for the 20% of edaphophyte reactor total volume, plantation potato and sweet potato in layer of plants 6；Circulation pool 12 is located at
2 10 lower part of gravel filling layer, into the water body in edaphophyte reactor 13 via after the catharsis of purifying area enter circulation
Water body is transmitted back to water plant reactor 1 by the return pipe 16 connecting with circulation pool 12 by pool 12；Iron railings lattice 11 are located at
Between gravel filling layer 2 10 and circulation pool 12, grizzly bar spacing is 10mm, is used to support soil and filtrate in device.
The working principle of printing and dyeing wastewater processing equipment is in the present embodiment: dyeing waste water is through water plant reactor water inlet
3 are transported in water plant reactor 1, open simultaneously the peristaltic pump 15 on water inlet pipe 18, make in the driving of peristaltic pump 15
Under, dyeing waste water enters in edaphophyte reactor 13 via droping irrigating pipe 5, when water plant reactor 1 and edaphophyte
In reactor 13 when water level distance means 4~5cm of top, stop the water inlet activity of water plant reactor water inlet 3.Open position
It is living via layer of plants 6, soil horizon 7, high-quality coconut husk in the water body in the reflux pump 14 on return pipe 16, edaphophyte reactor 13
Property layer of charcoal 8, gravel filling layer 1 and gravel filling layer 2 10 processing after, by iron railings lattice 11 instill circulation pool 12,
Under the driving effect of reflux pump 14, recycles the water being collected into pool 12 and return to water plant reactor again by return pipe 16
1, it and so on, realizes the circulating purification of water body, after the completion of purification, opens hand valve 22, water body passes through the outflow dress of total outlet pipe 17
It sets.
The purification method of dyeing waste water, includes the following steps: in the present embodiment 1
A. above-mentioned printing and dyeing wastewater processing equipment is built；
B. the peristaltic pump 15 on inlet pipe 18 is opened, dyeing waste water passes through the conveying water inlet life of water plant reactor water inlet 3
Plant-bioreactor 1, then, the dyeing waste water in water plant reactor 1 are further conveyed by droping irrigating pipe 5 into edaphophyte
When reactor 13, inflow water level distance means water plant reactor 1 and 13 4~5cm of top of edaphophyte reactor, stop
The water inlet activity of sealing plant reactor water inlet 3；
C. under the synergy of reflux pump 14 and peristaltic pump 15, driving dyeing waste water passes through from water plant reactor 1
Water inlet pipe 18 and droping irrigating pipe 5 are transported in edaphophyte reactor 13, flow through purifying area, instill recirculated water by iron railings lattice 11
The water of collection is supplied water plant reactor 1 by return pipe 16 again, realizes circulating purification by area 12, circulation pool 12；
D. dyeing waste water first continuous flowing operation 8 hours in the device, then, then stand stop for 24 hours, so in the device
Circulation, after the completion of water body purification, processing water is discharged from 1 total outlet pipe 17 of water plant reactor.
Embodiment 2
The present embodiment and the difference of embodiment 1 are that 1 water plant reactor 1 of water plant reactor is organic glass
Cuboid, in water plant select Eichhornia crassipes, surface area coverage be 75%, for hanging the wire netting position of Eichhornia crassipes
At 3 lower section 4cm of water plant reactor water inlet, mesh aperture is 0.1cm..Edaphophyte reactor 13 is organic glass
Cuboid, the droping irrigating pipe 5 being arranged on edaphophyte reactor 13 are the internally-inlaid trickle irrigation of caliber 12mm, every 30cm in trickle irrigation
Drip hole is set；Interior kind of layer of plants 6 is implanted with sweet potato, the high-quality coconut husk for being 4~12mm filled with partial size in high-quality coconut activated layer of charcoal 8
Active carbon, the interior small gravel for being 10~25mm filled with partial size of gravel filling layer 1, gravel filling layer 2 10 is interior to be filled with partial size
For the big gravel of 20~40mm；The grizzly bar spacing of iron railings lattice 11 is 5mm.
The purification method of dyeing waste water, includes the following steps: in the present embodiment 2
A. above-mentioned printing and dyeing wastewater processing equipment is built；
B. the peristaltic pump 15 on inlet pipe 18 is opened, dyeing waste water passes through the conveying water inlet life of water plant reactor water inlet 3
Plant-bioreactor 1, then, the dyeing waste water in water plant reactor 1 are further conveyed by droping irrigating pipe 5 into edaphophyte
When reactor 13, inflow water level distance means water plant reactor 1 and 13 4~5cm of top of edaphophyte reactor, stop
The water inlet activity of sealing plant reactor water inlet 3；
C. under the synergy of reflux pump 14 and peristaltic pump 15, driving dyeing waste water passes through from water plant reactor 1
Water inlet pipe 18 and droping irrigating pipe 5 are transported in edaphophyte reactor 13, flow through purifying area, instill recirculated water by iron railings lattice 11
The water of collection is supplied water plant reactor 1 by return pipe 16 again, realizes circulating purification by area 12, circulation pool 12；
D. dyeing waste water first continuous flowing operation 12 hours in the device, then, then stand stop 48h in the device, such as
This circulation, after the completion of water body purification, processing water is discharged from 1 total outlet pipe 17 of water plant reactor.
Flow condition: water inlet euchroic chromatic value is 130~140 degree, and COD concentration is 980~1000mg/L, always
Nitrogen concentration is 5~6mg/L.
In the present embodiment, purified treatment, equipment continuous operation 2 months have been carried out to certain dyeing waste water.To effluent quality into
Row detection, the results are shown in Table 1, euchroic chromatic value (ADMI), pH, basicity, COD in dyeing waste water water after processing
(COD), biochemical oxygen demand (BOD) (BOD) and total nitrogen (TN) have decline, have embodied the removal rate of higher level.
The main water quality indicator test case of water-in and water-out of dyeing waste water in 1 embodiment 2 of table
Embodiment 3
The present embodiment advanced optimizes on the basis of embodiment 2, and the water plant in water plant reactor 1 is
Waterweed and reed, the surface area coverage of plant are 80%, and the wire netting for hanging plant is located at water plant reactor
At 3 lower section 5cm of water inlet, mesh aperture is 1cm.The droping irrigating pipe 5 being arranged on edaphophyte reactor 13 is caliber 16mm's
Drip hole is arranged every 70cm in trickle irrigation in internally-inlaid trickle irrigation, kind is implanted with potato and sweet potato, high-quality cocoanut active charcoal in layer of plants 6
The high-quality cocoanut active charcoals for being 6~10mm filled with partial sizes in layer 8 filled with partial size are 15~20mm in gravel filling layer 1
Small gravel, the big gravel for being 25~35mm filled with partial size in gravel filling layer 2 10；Iron railings grid stripe pitch is 20mm.
The purification method of dyeing waste water, includes the following steps: in the present embodiment 3
A. above-mentioned printing and dyeing wastewater processing equipment is built；
B. the peristaltic pump 15 on inlet pipe 18 is opened, dyeing waste water passes through the conveying water inlet life of water plant reactor water inlet 3
Plant-bioreactor 1, then, the dyeing waste water in water plant reactor 1 are further conveyed by droping irrigating pipe 5 into edaphophyte
When reactor 13, inflow water level distance means water plant reactor 1 and 13 4~5cm of top of edaphophyte reactor, stop
The water inlet activity of sealing plant reactor water inlet 3；
C. under the synergy of reflux pump 14 and peristaltic pump 15, driving dyeing waste water passes through from water plant reactor 1
Water inlet pipe 18 and droping irrigating pipe 5 are transported in edaphophyte reactor 13, flow through purifying area, instill recirculated water by iron railings lattice 11
The water of collection is supplied water plant reactor 1 by return pipe 16 again, realizes circulating purification by area 12, circulation pool 12；
D. first continuous flowing runs 10h to dyeing waste water in the device, then, then stands stop 36h in the device, so follow
Ring, after the completion of water body purification, processing water is discharged from 1 total outlet pipe 17 of water plant reactor.
Flow condition: water inlet euchroic chromatic value is 135~139 degree, and COD concentration is 985~995mg/L, total nitrogen
Concentration is 5.3~5.8mg/L.
In the present embodiment, purified treatment, equipment continuous operation 3 months have been carried out to certain dyeing waste water.To effluent quality
It is detected, the results are shown in Table 2, euchroic chromatic value (ADMI), pH, basicity, COD in dyeing waste water after processing
(COD), biochemical oxygen demand (BOD) (BOD) and total nitrogen (TN) have decline, embody the removal rate of higher level.
The main water quality indicator test case of water-in and water-out of dyeing waste water in 2 embodiment 3 of table
Comparative example 1
With embodiment 2 compare, this comparative example 1 the difference is that, there is no water plant reactor, only edaphophyte
The device of reactor handles dyeing waste water, and in the device of this comparative example 1, the water inlet pipe setting of edaphophyte reactor exists
The top of purifying area, dyeing waste water is through in water inlet pipe to device.
It is detected by device continuous operation 3 months of this comparative example 1, and to Inlet and outlet water water quality and (the results are shown in Table 3), though
So, euchroic chromatic value (ADMI), pH, basicity, COD (COD), biochemical oxygen demand (BOD) (BOD) in treated dyeing waste water
And total nitrogen (TN) is declined, but compared to the clean-up effect of embodiment 2, it is lower to the removal rate of pollutant in water body,
Illustrate the detergent power that device can be enhanced to dyeing waste water in the presence of water plant reactor.
The main water quality indicator test case of water-in and water-out of dyeing waste water in 3 comparative example 1 of table
Comparative example 2
It is compared with embodiment 2, what difference was only that the plantation of edaphophyte reactor interplantation nitride layer is the stem or leaf of cattail.
By device continuous operation 3 months of this comparative example 2, and Inlet and outlet water water quality is detected, the results are shown in Table 4
Although euchroic chromatic value (ADMI), pH, basicity, COD (COD), biochemical oxygen demand (BOD) in treated dyeing waste water
(BOD) and total nitrogen (TN) is declined, but compared to the clean-up effect of embodiment 2, to the removal rate of pollutant in water body
It is lower, illustrate that potato or sweet potato in terms of the purification of dyeing waste water, have unique reinforcing effect.
The main water quality indicator test case of water-in and water-out of dyeing waste water in 4 comparative example 2 of table
The above is only a preferred embodiment of the present invention, limitation in any form not is made to the present invention, answers
When pointing out: for those skilled in the art, without departing from the principle of the present invention, can also make
Several improvements and modifications, these improvements and modifications also should be regarded as the protection scope of invention.
Claims (10)
1. a kind of printing and dyeing wastewater processing equipment, it is characterised in that: including water plant reactor (1) and edaphophyte reactor
(13)；The water plant reactor (1) is built-in with water plant, and interior kind of the edaphophyte reactor (13) is implanted with land
Raw edaphophyte；The lower part of water plant reactor (1) is connected to the top of edaphophyte reactor (13), water plant reaction
The bottom of device (1) is connected to the lower part of edaphophyte reactor (13).
2. a kind of printing and dyeing wastewater processing equipment according to claim 1, it is characterised in that: the water plant reactor
It (1) further include water plant reactor water inlet (3), water plant (4), wire netting (2) and total outlet pipe (17)；Described
Plant-bioreactor water inlet (3) is located at the top of water plant reactor (1) side；The wire netting (2) is located at aquatic plant
Object reactor (1) is internal, and position height is lower than (3) 4~5cm of water plant reactor water inlet, the aperture of wire netting (2) mesh
For 0.1~1cm；The water plant (4) hangs on wire netting (2)；The total outlet pipe (17) is connected to aquatic plant
The bottom of object reactor (1) is provided with hand valve (22).
3. a kind of printing and dyeing wastewater processing equipment according to claim 1 or 2, it is characterised in that: the water plant packet
One or more of hollow lotus seeds, waterweed, Eichhornia crassipes or reed are included, area coverage is 75~80%.
4. a kind of printing and dyeing wastewater processing equipment according to claim 1, it is characterised in that: the edaphophyte reactor
It (13) further include droping irrigating pipe (5), purifying area, iron railings lattice (11) and circulation pool (12)；The droping irrigating pipe (5) is pipe
The systemic transferring road of 12~16mm of diameter is provided with drip hole every 30~70cm on pipeline, and droping irrigating pipe (5) is located at purifying area
Top, be connected with the lower part of water plant reactor (1)；The purifying area is equipped with layer of plants (6), soil from top to bottom
Layer (7), high-quality coconut activated layer of charcoal (8), gravel filling layer one (9) and gravel filling layer two (10)；The circulation pool
(12) it is located at gravel filling layer two (10) lower part, is connected with the bottom of water plant reactor (1)；The iron railings lattice (11)
Between gravel filling layer two (10) and circulation pool (12), iron railings lattice (11) grizzly bar spacing is 5~20mm.
5. a kind of printing and dyeing wastewater processing equipment according to claim 4, it is characterised in that: layer of plants (6) plantation
In soil horizon (7), floristics is one or both of sweet potato or potato；The high-quality coconut activated layer of charcoal (8)
The interior high-quality cocoanut active charcoal for being 4~12mm filled with partial size；In the gravel filling layer one (9) filled with partial size be 10~
The small gravel of 25mm；The big gravel for being 20~40mm filled with partial size in the gravel filling layer two (10)；The soil
Layer (7), high-quality coconut activated layer of charcoal (8), gravel filling layer one (9) and gravel filling layer two (10) volume account for soil respectively
The 20% of plant-bioreactor (13) total volume.
6. a kind of printing and dyeing wastewater processing equipment according to claim 1, it is characterised in that: the water plant reactor
(1) lower part is connected to by water inlet pipe (18) with the top of edaphophyte reactor (13), and water inlet pipe (18) is equipped with peristaltic pump
(15)。
7. a kind of printing and dyeing wastewater processing equipment according to claim 1, it is characterised in that: the water plant reactor
(1) bottom is connected to by return pipe (16) with the lower part of edaphophyte reactor (13), and return pipe (16) is equipped with reflux pump
(14)。
8. a kind of printing and dyeing wastewater processing equipment described in -7 according to claim 1, it is characterised in that: for the net of dyeing waste water
Change.
9. a kind of purification method of dyeing waste water, it is characterised in that: comprise the following steps that
A. a kind of printing and dyeing wastewater processing equipment described in claims 1 is built；
B. open water inlet pipe (18) on peristaltic pump (15), dyeing waste water by water plant reactor water inlet (3) convey into
Water plant reactor (1), then, the dyeing waste water in water plant reactor (1) are further conveyed by droping irrigating pipe (5)
Into edaphophyte reactor (13), inflow water level distance means water plant reactor (1) and edaphophyte reactor
(13) when 4~5cm of top, stop the water inlet activity of water plant reactor water inlet (3)；
C. the reflux pump (14) on return pipe (16), under the synergy of reflux pump (14) and peristaltic pump (15), driving are opened
Dyeing waste water is transported to edaphophyte reactor by water inlet pipe (18) and droping irrigating pipe (5) from water plant reactor (1)
(13) in, purifying area is flowed through, instills circulation pool (12) by iron railings lattice (11), circulation pool (12) passes through back the water of collection
Water pipe (16) supplies water plant reactor (1) again, realizes circulating purification；
D. dyeing waste water first continuous flowing operation 8~12 hours in the device, then, then interior stand stops 24~48h, so follows
Ring, after the completion of water body purification, processing water is discharged from water plant reactor (1) total outlet pipe (17).
10. a kind of purification method of printing and dyeing wastewater processing equipment according to claim 9, it is characterised in that: the fortune of step B
As follows in row condition: water inlet euchroic chromatic value is 130~140 degree, and COD concentration is 980~1000mg/L, and total nitrogen is dense
Degree is 5~6mg/L.
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| CN110078299A (en) * | 2019-04-15 | 2019-08-02 | 河海大学 | A kind of artificial swamp sewage reutilization device and method |
| CN112479402A (en) * | 2020-11-10 | 2021-03-12 | 广州鑫泓设备设计有限公司 | A biological charcoal infiltration device for waste water treatment |
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