CN209307172U - A kind of printing printing ink wastewater treatment system - Google Patents
A kind of printing printing ink wastewater treatment system Download PDFInfo
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- CN209307172U CN209307172U CN201821898152.8U CN201821898152U CN209307172U CN 209307172 U CN209307172 U CN 209307172U CN 201821898152 U CN201821898152 U CN 201821898152U CN 209307172 U CN209307172 U CN 209307172U
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Abstract
The utility model discloses a kind of printing printing ink wastewater treatment systems, processing system is disposed with the first wastewater equalization pond according to printing ink wastewater process flow, batch acid precipitation reaction coagulative precipitation tank, plate and frame filter press, second wastewater equalization pond, light electrolysis and aeration integrated pond, coagulating basin, stagewise sedimentation basin, anaerobic pond, hydrolysis acidification pool, contact-oxidation pool, flat MBR biochemistry pool, intermediate pool, sodium hypochlorite reaction pond and pH adjust back pond, printing ink wastewater acid precipitation reaction and coagulating sedimentation in batch acid precipitation reaction coagulative precipitation tank, enter the second wastewater equalization pond through plate and frame filter press filtering again, enter back into light electrolysis and aeration integrated pond and coagulating basin, enter stagewise sedimentation basin after coagulation to precipitate, by anaerobic pond, the processing of hydrolysis acidification pool and contact-oxidation pool, enter back into flat MBR biochemistry pool processing side by side Enter intermediate pool, processing of the printing ink wastewater in intermediate pool again through sodium hypochlorite reaction pond and pH readjustment pond is up to standard and discharges.The utility model is more reasonable.
Description
Technical field
The utility model relates to a kind of printing printing ink wastewater treatment systems.
Background technique
The main component of ink is resin, filler, pigment, auxiliary agent and solvent etc..Pigment used in ink usually has resistance to
Light, heat-resisting stability have good coloring, covering power etc..During print production, high chroma is inevitably generated
Printing ink wastewater, printing ink wastewater suspended matter is high, organic concentration is high, and B/C is extremely low, and biological degradability is very poor, almost not directly
By aerobic biodegradation.The printing ink wastewater of generation is all needed to handle by processing system and can just be discharged after up to standard, but existing ink
There is also following defects for waste water treatment system:
1, printing ink wastewater is directly entered light electrolysis system, and micro-electrolysis stuffing is caused to block, and ink can not be complete in waste water
It is complete to decompose or remove；
2, light electrolysis system is generally made into tank body, and maintenance replacement is difficult and is confined space operation；
3, the subsequent increase Fenton technology of light electrolysis, if hydrogen peroxide excessive addition will lead to subsequent biochemical processing paralysis；
4, printing ink wastewater contains ammonia nitrogen and COD COD higher, and general technology only does the processing of single-stage catalytic oxidation, single-stage
Catalytic oxidation processing is difficult to decompose completely；
5, anaerobic pond and hydrolysis acidification pool waste water is more difficult is sufficiently mixed with sludge and filler, biochemical effects are general.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of more reasonably printing ink wastewater treatment system
System.
Above-mentioned technical problem is solved, the technical solution adopted in the utility model is as follows:
A kind of printing printing ink wastewater treatment system, processing system are disposed with first according to printing ink wastewater process flow and give up
Water conditioning tank, batch acid precipitation reaction coagulative precipitation tank, plate and frame filter press, the second wastewater equalization pond, light electrolysis and aeration integrated
Pond, coagulating basin, stagewise sedimentation basin, anaerobic pond, hydrolysis acidification pool, contact-oxidation pool, flat MBR biochemistry pool, intermediate pool,
Sodium hypochlorite reaction pond and pH adjust back pond；First wastewater equalization pond is for containing printing ink wastewater to be processed；Batch acid precipitation reaction
Coagulative precipitation tank is used for the acid precipitation reaction and coagulating sedimentation of printing ink wastewater, and printing ink wastewater flows into and out batch acid precipitation reaction in batches
Coagulative precipitation tank；Second wastewater equalization pond is for containing through the filtered printing ink wastewater of plate and frame filter press；Light electrolysis and aeration one
Body pond includes micro cell and the aeration tank that is connected to micro cell, micro-electrolysis reactor is equipped in micro cell, micro-
It is provided with the first aerator being aerated to waste water in micro cell in electrolytic cell, is provided in aeration tank for exposure
The third aerator that waste water is aerated in gas pond, the waste water flowed out from the second wastewater equalization pond first flow into micro cell,
Aeration tank is flowed into again；It is provided in coagulating basin for making well-mixed second blender of waste water；Stagewise sedimentation basin is used for
Printing ink wastewater after coagulation is precipitated；The the first life assemblage filler for carrying anaerobic bacteria is equipped in anaerobic pond；Hydrolysis acid
Change the hydrolysis acidification that pond is used for printing ink wastewater；Contact-oxidation pool is connecing for being handled by biofilm printing ink wastewater
The second aerator being aerated to waste water in contact-oxidation pool is provided in touching oxidation pond；It is set in flat MBR biochemistry pool
It is equipped with MBR membrane module；Intermediate pool is used to contain the printing ink wastewater after the separation of MBR membrane module；Sodium hypochlorite reaction pond is used for
Printing ink wastewater and sodium hypochlorite hybrid reaction；The readjustment pond pH is mixed for printing ink wastewater with liquid alkaline.
Further, it is equipped with poly- dirty bucket in the bottom of stagewise sedimentation basin, stagewise sedimentation basin top is provided with level-one
Stagewise sedimentation basin top is separated into inhalant region, middle part by waterwall and second level waterwall, level-one waterwall and second level waterwall
Area and exhalant region are filled with honeycomb filler in exhalant region level, exhalant region are provided with draining triangular-notch weir, draining triangular-notch weir is located at
The top of honeycomb filler flows into stagewise sedimentation basin from the waste water that coagulating basin flows out from inhalant region, in stagewise sedimentation basin
Waste water is finally from draining triangular-notch weir discharge.
Further, processing system further includes the first pulse pump, and the inlet and outlet of the first pulse pump are separately connected
There are the first water inlet pipe and the first outlet pipe, the water inlet of the first water inlet pipe is located at the top of anaerobic pond, is located at anaerobism for drawing
The liquid on pond top is provided with the first injection pipe in the bottom of anaerobic pond, offered on the first injection pipe several
One spray-hole, the water outlet of the first outlet pipe are connected to the first injection pipe.
Further, processing system further includes the second pulse pump, and the inlet and outlet of the second pulse pump are separately connected
There are the second water inlet pipe and the second outlet pipe, the water inlet of the second water inlet pipe is located at the top of hydrolysis acidification pool, is located at for drawing
The liquid on hydrolysis acidification pool top is provided with the second injection pipe in the bottom of hydrolysis acidification pool, opens on the second injection pipe
Equipped with several the second spray-holes, the water outlet of the second outlet pipe is connected to the second injection pipe.
Further, processing system further includes roots blower, and the first aerator includes the bottom that micro cell is arranged in
The first aeration head, the second aerator includes the second aeration head that the bottom of contact-oxidation pool is arranged in, third aerator
Including be arranged in aeration bottom of pond portion third aeration head, the first aeration head, the second aeration head and third aeration head respectively with Roots
The gas outlet of blower connects.
Further, the gas outlet of the aeration tube of MBR membrane module and roots blower connects.
Further, processing system further includes self priming pump, and the import of self priming pump is connect with the water outlet of MBR membrane module, from
The outlet intermediate pool of sucking pump.
Further, it is provided with the first blender in batch acid precipitation reaction coagulative precipitation tank, in sodium hypochlorite reaction pond
It is inside provided with third blender, is provided with the 4th blender in pH readjustment pond.
Further, micro-electrolysis reactor includes iron-carbon particle for light electrolysis.
Further, processing system further includes the first elevator pump, shurry pump and the second elevator pump, the import of the first elevator pump
Be connected to the first wastewater equalization pond, the outlet of the first elevator pump is connected to batch acid precipitation reaction coagulative precipitation tank, shurry pump into
Mouth is connected to batch acid precipitation reaction coagulative precipitation tank, and the outlet of shurry pump and the import of plate and frame filter press connect, plate and frame filter press
Outlet be connected to the second wastewater equalization pond, the import of the second elevator pump is connected to the second wastewater equalization pond, the second elevator pump
Outlet is connected to light electrolysis and aeration integrated pond.
Compared with prior art, the utility model has the following beneficial effects:
1, the utility model first carries out printing ink wastewater by batch acid precipitation reaction coagulative precipitation tank and plate and frame filter press
Pretreatment, in batch acid precipitation reaction coagulative precipitation tank, printing ink wastewater can make ink is counter to melt generation sediment after passing through acid out, and
Coagulating sedimentation, then by plate and frame filter press filters pressing, then waste water is discharged into follow-up processing flow.It is heavy by batch acid precipitation reaction coagulation
Shallow lake pond and plate compression function remove dissolubility ink most of in printing ink wastewater, to mitigate the load of subsequent processing.
2, the electrolysis that the light electrolysis of the utility model and aeration integrated pond first pass through micro-electrolysis reactor makes printing ink wastewater
Middle part cyclic or macromolecular compound chain rupture form small molecule compound, then are aerated by aeration tank, in printing ink wastewater
Ferrous ion forms ferric ion, forming hydroxyl radical free radical has extremely strong oxidation susceptibility, makes to be more difficult by being aerated for a long time
The ring-type or macromolecular compound chain rupture of chain rupture, to form small molecule compound.Micro cell and aeration tank are integrated
Pond body structure can facilitate the replacement of filler used in light electrolysis and aeration tube.
3, the utility model MBR membrane module increases sludge concentration, and microorganism can be made more preferably to handle and be left chemical combination more difficult to degrade
Object, and sedimentation basin is reduced, water outlet can guarantee limpid.
5, since printing ink wastewater is typically easy to that ammonia nitrogen is exceeded, and the utility model joined sodium hypochlorite reaction pond, lead to
Breakpoint chlorination effect is crossed, so that ammonia nitrogen reaction is generated ammonia, reaches ammonia nitrogen removal purpose.
3, the stagewise sedimentation basin of the utility model can preferably precipitate printing ink wastewater, more practical.Printing ink wastewater
Flow down under the action of level-one waterwall first, again and the sediment of easy precipitating is in bottom precipitation, then in second level water blocking
Under the action of wall, flow down, the sediment of relatively light and difficult precipitating are retained by honeycomb filler again, clarify printing ink wastewater,
Avoid the efficient honeycomb filler of clogging deposits of heavier and easy precipitating.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
The utility model is further described below with reference to embodiment.
A kind of printing printing ink wastewater treatment system as shown in Figure 1, is disposed with according to printing ink wastewater process flow
First wastewater equalization pond 1, batch acid precipitation reaction coagulative precipitation tank 2, plate and frame filter press 3, the second wastewater equalization pond 4, light electrolysis and
It is aeration integrated pond 5, coagulating basin 6, stagewise sedimentation basin 7, anaerobic pond 8, hydrolysis acidification pool 9, contact-oxidation pool 10, flat
MBR biochemistry pool 11, intermediate pool 12, sodium hypochlorite reaction pond 13 and pH adjust back pond 14.
First wastewater equalization pond 1 is entered for containing printing ink wastewater to be processed, printing ink wastewater by waste water pipe network in factory
First wastewater equalization pond.
Printing ink wastewater in first wastewater equalization pond 1 can be introduced into batch acid precipitation reaction coagulative precipitation tank 2, in the present embodiment
Printing ink wastewater in first wastewater equalization pond 1 is extracted to the specific structure of batch acid precipitation reaction coagulative precipitation tank 2 are as follows: processing system
System the first elevator pump 15 of setting, the import of the first elevator pump 15 are connected to the first wastewater equalization pond 1, the outlet of the first elevator pump 15
It is connected to batch acid precipitation reaction coagulative precipitation tank 2, passes through 15 ink extracting waste water of the first elevator pump.
Batch acid precipitation reaction coagulative precipitation tank 2 is used for the acid precipitation reaction and coagulating sedimentation of printing ink wastewater, and printing ink wastewater is in batches
Flow into and out batch acid precipitation reaction coagulative precipitation tank 2, referring in batches here be divided into it is a certain amount of, once quantitative printing ink wastewater into
After entering the processing of batch acid precipitation reaction coagulative precipitation tank 2, all discharge is added to batch acid precipitation reaction coagulative precipitation tank 2 quantitative again
Printing ink wastewater is handled.Preferably, the present embodiment is provided with the first blender in batch acid precipitation reaction coagulative precipitation tank 2
16.In use, a collection of printing ink wastewater is first drawn into batch acid precipitation reaction coagulative precipitation tank 2, by manually or automatically adding
The machine of liquid adds sulfuric acid into batch acid precipitation reaction coagulative precipitation tank 2 and adjusts pH2-3, by the first blender 16 to ink
Waste water is stirred, and is sufficiently mixed waste water with sulfuric acid, is generated acid ink sediment, is added ferrous sulfate and PAM is abundant
Stirring makes the complete flocculation sedimentation of sediment.
The printing ink wastewater flowed out from batch acid precipitation reaction coagulative precipitation tank 2 is filtered through plate and frame filter press 3, specific structure
Are as follows: processing system also sets up shurry pump 17, and the import of shurry pump 17 is connected to batch acid precipitation reaction coagulative precipitation tank 2, shurry pump
17 outlet is connect with the import of plate and frame filter press 3, and the outlet of plate and frame filter press 3 is connected to the second wastewater equalization pond 4, and ink is useless
Pump 17 is pumped into plate and frame filter press 3 by material and carries out mud-water separation by water.The is flowed into through the filtered printing ink wastewater of plate and frame filter press 3
Two wastewater equalization ponds 4.
The present embodiment also sets up the second elevator pump 18, and the import of the second elevator pump 18 is connected to the second wastewater equalization pond 4, the
The outlet of two elevator pumps 18 is connected to light electrolysis and aeration integrated pond 5, and printing ink wastewater enters micro- electricity by the second elevator pump 18
In solution and aeration integrated pond 5.
Light electrolysis and aeration integrated pond 5 include micro cell 48 and the aeration tank 46 being connected to micro cell, in micro- electricity
It solves and is equipped with micro-electrolysis reactor 19 in pond 48, first be aerated to waste water in micro cell is provided in micro cell 48
Aerator 20 is provided with the third aerator 21 for being aerated to waste water in aeration tank in aeration tank 46, from
The waste water flowed out in two wastewater equalization ponds 4 first flows into micro cell 48, then flows into aeration tank 46.Specifically, micro-electrolysis reactor
19 include iron-carbon particle for light electrolysis.Iron-carbon particle of micro-electrolysis reactor 19 belongs to easily-consumed products, uses for a long time
It can consume or hardened, be disposed in case/pond body and be easier to replace and avoid confined space operation.In micro cell 48 also
Settable hydraulic barrier can be such that the more uniform contact iron carbon of printing ink wastewater occurs by hydraulic barrier and the first aerator 20
Oxidation reaction is made in the middle part of printing ink wastewater using numerous subtle primary battery is formd between iron-carbon particle there is potential difference
Divide cyclic annular or macromolecular compound chain rupture, forms small molecule compound.The specific structure that micro cell is connected to aeration tank are as follows: micro-
Separated between electrolytic cell and aeration tank by the first partition wall, first through hole connection micro cell and aeration are provided on the first partition wall
Pond.Printing ink wastewater is entered in aeration tank 46 by gravity flow, has the printing ink wastewater after light electrolysis by third aerator 21
Ferrous ion by for a long time be aerated, formed ferric ion, formed hydroxyl radical free radical have extremely strong oxidation susceptibility, make more
The ring-type or macromolecular compound chain rupture of difficult chain rupture form small molecule compound.
The printing ink wastewater flowed out from aeration tank 46 flows into coagulating basin 6, and coagulating basin 6 is arranged in 46 side of aeration tank the present embodiment
Side is separated by the second partition wall, and the second through-hole is provided on the second partition wall, and printing ink wastewater flows into coagulation by the second through-hole certainly
Pond.It is provided in coagulating basin 6 for making well-mixed second blender 22 of waste water, PAC is made by the second blender 22
(aluminium polychloride), PAM (polyacrylamide) and printing ink wastewater are sufficiently mixed, and generate trivalent iron precipitate.
The printing ink wastewater flowed out from coagulating basin 6 flows into stagewise sedimentation basin 7, and stagewise sedimentation basin 7 is arranged the present embodiment
It in the position for being lower than coagulating basin 6, is connect by pipeline with the top of coagulating basin 6, printing ink wastewater is flowed into automatically by pipeline and is classified
Formula sedimentation basin 7, stagewise sedimentation basin 7 is for precipitating the printing ink wastewater after coagulation.The stagewise sedimentation basin 7 of the present embodiment
Specific structure are as follows: be equipped with poly- dirty bucket 47 in the bottom of stagewise sedimentation basin, 7 top of stagewise sedimentation basin be provided with level-one gear
7 top of stagewise sedimentation basin is separated into water by waterwall 23 and second level waterwall 24, level-one waterwall 23 and second level waterwall 24
Area, middle region and exhalant region are filled with honeycomb filler 25 in exhalant region level, and exhalant region is provided with draining triangular-notch weir 26, row
Water triangular-notch weir 26 is located at the top of honeycomb filler 25, flows into stagewise sedimentation basin 7 from the waste water that coagulating basin 6 flows out from inhalant region
Interior, the waste water in stagewise sedimentation basin 7 is finally discharged from draining triangular-notch weir 26.In use, printing ink wastewater is first in level-one water blocking
Flow down under the action of wall 23, again and the sediment of easy precipitating is in bottom precipitation, then under the action of second level waterwall 24,
The sediment of flow down again, relatively light and difficult precipitating is retained by honeycomb filler 25, is clarified printing ink wastewater, is avoided heavier
And it is easy the efficient honeycomb filler of clogging deposits of precipitating.
The side of stagewise sedimentation basin 7 has been arranged in anaerobic pond 8 by the present embodiment, and the ink in stagewise sedimentation basin 7 is useless
Water flows into anaerobic pond 8 by draining triangular-notch weir 26.The the first life assemblage filler 27 for carrying anaerobic bacteria is equipped in anaerobic pond 8,
First life assemblage filler 27 is mounted in anaerobic pond 8 by the first life assemblage filler support 28, using the effect of anaerobic bacteria,
Make organic matter that hydrolysis, acidification and methanation occur, removes the organic matter in waste water, and improve the biodegradability of sewage, be conducive to
Subsequent biochemical treatment.
In order to be sufficiently mixed printing ink wastewater in anaerobic pond, sludge, composite filling more, reach better treatment effect,
The present embodiment is also provided with the first pulse pump 30, and the inlet and outlet of the first pulse pump 30 are connected separately with the first water inlet pipe
With the first outlet pipe, the water inlet of the first water inlet pipe is located at the top of anaerobic pond 8, for drawing the liquid for being located at 8 top of anaerobic pond
Body is provided with the first injection pipe 29 in the bottom of anaerobic pond 8, several the first injections are offered on the first injection pipe 29
Hole, the water outlet of the first outlet pipe are connected to the first injection pipe 29.First pulse pump 30 draws the clear liquid on anaerobic pond top, benefit
It, will be in pool bottom sludge and waste water pulse to entire pond with the first injection pipe 29.
The side of anaerobic pond 8 is arranged in the hydrolysis acidification pool 9 of the present embodiment, is separated by third partition wall, in third partition wall
On be provided with third through-hole, for printing ink wastewater by third through-hole from flowing into hydrolysis acidification pool 9, hydrolysis acidification pool 9 is useless for ink
The hydrolysis acidification of water.Specifically, the second life assemblage filler 31 is arranged in hydrolysis acidification pool 9 and for installing the second life assemblage
Second life assemblage filler support 32 of filler, hydrolysis acidification technique is according to methanogen and hydrolyzes the acid-producing bacteria speed of growth not
Together, Anaerobic Treatment is controlled to Anaerobic Treatment first and second stage shorter in the reaction time, i.e., in a large amount of hydrolytic bacterias, acidification
Bacterium effect under by insoluble hydrolysis of organic matter be dissolved organic matter, convert easy biology for the macromolecular substances of difficult for biological degradation
The process of the small-molecule substance of degradation establishes good basis so as to improve the biodegradability of waste water for subsequent processing.
In order to be sufficiently mixed printing ink wastewater in hydrolysis acidification pool, sludge, composite filling more, reach preferably processing effect
Fruit, the present embodiment are also provided with the second pulse pump 34, the inlet and outlet of the second pulse pump 34 be connected separately with second into
Water pipe and the second outlet pipe, the water inlet of the second water inlet pipe are located at the top of hydrolysis acidification pool 9, are located at hydrolysis acidification for drawing
The liquid on 9 top of pond is provided with the second injection pipe 33 in the bottom of hydrolysis acidification pool 9, opens up on the second injection pipe 33
There are several the second spray-holes, the water outlet of the second outlet pipe is connected to the second injection pipe 33.Second pulse pump, 34 extract water
The clear liquid for solving acidification pool top will be in pool bottom sludge and waste water pulse to entire pond using the second injection pipe 33.
The side of hydrolysis acidification pool 9 is arranged in the contact-oxidation pool 10 of the present embodiment, is separated by the 4th partition wall, the 4th
Fourth hole is provided on partition wall, printing ink wastewater is by fourth hole from inflow contact-oxidation pool 10.Contact-oxidation pool 10 is used for
Printing ink wastewater is handled by biofilm, is provided in contact-oxidation pool 10 and waste water in contact-oxidation pool is exposed
Second aerator 37 of gas.Specifically, being provided with third life assemblage filler 35 in contact-oxidation pool and for installing third
The third life assemblage filler support 36 of life assemblage filler.Biofilm is using apposition growth in certain solids surfaces
The method of microorganism (i.e. biomembrane) progress organic sewage processing.Biomembrane is by the aerobic bacteria of highly dense, anaerobic bacteria, facultative
The solid dielectric of the ecosystem of the compositions such as bacterium, fungi, protozoan and algae, attachment is known as filtrate or carrier.Biology
Film can be divided into anaerobic layer, aerobic layer, attachment water layer, movement water layer from filtrate outward.The principle of biofilm is that biomembrane is first
Absorption attachment water layer organic matter, is decomposed by the aerobic bacteria of aerobic layer, is entered back into lonely layer and is carried out anaerobic digestion, flows water layer
Then the biomembrane of aging is washed out to grow new biomembrane, and so on to achieve the purpose that purify sewage.
The side of contact-oxidation pool 10 is arranged in the flat MBR biochemistry pool 11 of the present embodiment, is separated by the 5th partition wall,
Fifth hole is provided on the 5th partition wall, printing ink wastewater is by fifth hole from the flat MBR biochemistry pool 11 of inflow.It is flat
MBR membrane module 38 is provided in MBR biochemistry pool 11, MBR membrane module 38 is used as mud-water separation unit, and it is secondary heavy to replace completely
Shallow lake pond.After MBR film process, effluent characteristics are high, are used directly for undrinkable water reuse, remain so that processing system is hardly arranged
Remaining sludge, and impact resistance with higher.The present embodiment is provided with three groups of MBR membrane modules in flat MBR biochemistry pool
38。
The present embodiment is also provided with self priming pump 40, and the import of self priming pump 40 is connect with the water outlet of MBR membrane module 38, self-priming
The outlet intermediate pool 12 of pump 40.Printing ink wastewater is pumped into intermediate pool 12 by self priming pump 40.
The side of intermediate pool 12 is arranged in the sodium hypochlorite reaction pond 13 of the present embodiment, is separated by the 6th partition wall,
The 6th through-hole is provided on 6th partition wall, printing ink wastewater is by the 6th through-hole from inflow sodium hypochlorite reaction pond 13.Sodium hypochlorite
Reaction tank 13 is for printing ink wastewater and sodium hypochlorite hybrid reaction.Specifically, when in use, passing through manual or automatic adding liquid
Machine add sodium hypochlorite into sodium hypochlorite reaction pond.Preferably, the present embodiment is provided in sodium chlorate reaction tank
Three blenders 41.The general ammonia nitrogen of printing ink wastewater is higher, avoid front-end processing ammonia nitrogen cannot completely it is up to standard, therefore add sodium hypochlorite into
It in waste water, and is stirred by third blender 41, is sufficiently mixed sodium hypochlorite and waste water, form breakpoint chlorination reaction, ammonia nitrogen
Reaction production nitrogen, enables ammonia nitrogen stably reaching standard to discharge.
The side in sodium hypochlorite reaction pond 13 is arranged in the pH readjustment pond 14 of the present embodiment, is separated by the 7th partition wall,
The 7th through-hole is provided on 7th partition wall, printing ink wastewater is adjusted back in pond 14 by the 7th through-hole from pH is flowed into.PH adjusts back pond for oil
Black waste water is mixed with liquid alkaline.Preferably, the present embodiment is provided with the 4th blender 42 in pH readjustment pond.Since waste water is in secondary chlorine
In sour sodium reaction tank with after sodium hypochlorite reaction in acidity, when in use, by the machine of manual or automatic adding liquid to pH
It adjusts back and adds liquid alkaline in pond, by the 4th blender 42 waste water is sufficiently mixed with liquid alkaline, adjust back qualified discharge after pH.
Structure of the present embodiment for aeration are as follows: processing system further includes roots blower 45, and the first aerator 20 includes
First aeration head of the bottom of micro cell 48 is set, and the second aerator 37 includes the bottom that contact-oxidation pool 10 is arranged in
The second aeration head, third aerator 21 includes that the third aeration head of 46 bottom of aeration tank, the first aeration head, second is arranged in
Aeration head and third aeration head are connect with the gas outlet of roots blower 45 respectively.The aeration tube 39 and roots blower of MBR membrane module
45 gas outlet connection.
First blender 16, the second blender 22, third blender 41 and the 4th blender 42 of the present embodiment are respectively provided with
Have two layers for stirring blade so that stir it is more abundant.
Such as Fig. 1, the present embodiment is also provided with the system electric control room 43 of control processing system and sieve of control roots blower 45
Thatch blower electric-controlled house 44, system electric control room 43 and roots blower electric-controlled house 44 are arranged side by side, and the present embodiment is by light electrolysis and aeration
The upper end in system electric control room 43 and roots blower electric-controlled house 44 is arranged in integrated pond 5, can reduce occupied area in this way.
The above embodiments of the present invention is not the restriction to scope of protection of the utility model, the reality of the utility model
It is without being limited thereto to apply mode, all this kind above content according to the present utility model, according to the ordinary technical knowledge of this field and used
With means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model above structure is made its
The modification, replacement or change of its diversified forms, shall fall within the scope of the present invention.
Claims (10)
1. a kind of printing printing ink wastewater treatment system, it is characterised in that: the processing system according to printing ink wastewater process flow according to
It is secondary to be provided with the first wastewater equalization pond, batch acid precipitation reaction coagulative precipitation tank, plate and frame filter press, the second wastewater equalization pond, micro- electricity
Solution and aeration integrated pond, coagulating basin, stagewise sedimentation basin, anaerobic pond, hydrolysis acidification pool, contact-oxidation pool, flat MBR life
Change pond, intermediate pool, sodium hypochlorite reaction pond and pH and adjusts back pond；First wastewater equalization pond is for containing ink to be processed
Waste water；The batch acid precipitation reaction coagulative precipitation tank is used for the acid precipitation reaction and coagulating sedimentation of printing ink wastewater, and printing ink wastewater is in batches
Flow into and out the batch acid precipitation reaction coagulative precipitation tank；Second wastewater equalization pond is for containing through the plate compression
The filtered printing ink wastewater of machine；The light electrolysis and aeration integrated pond include micro cell and are connected to the micro cell
Aeration tank is equipped with micro-electrolysis reactor in the micro cell, is provided in the micro cell to the micro cell
The first aerator that interior waste water is aerated is provided with for exposing to waste water in the aeration tank in the aeration tank
The third aerator of gas, the waste water flowed out from second wastewater equalization pond first flows into the micro cell, then flows into institute
State aeration tank；It is provided in the coagulating basin for making well-mixed second blender of waste water；The stagewise sedimentation basin
For being precipitated to the printing ink wastewater after coagulation；It is filled out in the anaerobic pond equipped with the first life assemblage for carrying anaerobic bacteria
Material；The hydrolysis acidification pool is used for the hydrolysis acidification of printing ink wastewater；The contact-oxidation pool is used for through biofilm to ink
Waste water is handled, and is provided in the contact-oxidation pool to the second aeration that waste water is aerated in the contact-oxidation pool
Device；MBR membrane module is provided in the flat MBR biochemistry pool；The intermediate pool is for containing through the MBR membrane module
Printing ink wastewater after separation；The sodium hypochlorite reaction pond is for printing ink wastewater and sodium hypochlorite hybrid reaction；The pH readjustment
Pond is mixed for printing ink wastewater with liquid alkaline.
2. printing printing ink wastewater treatment system according to claim 1, it is characterised in that: in the stagewise sedimentation basin
Bottom is equipped with poly- dirty bucket, and stagewise sedimentation basin top is provided with level-one waterwall and second level waterwall, the level-one gear
Stagewise sedimentation basin top is separated into inhalant region, middle region and exhalant region by waterwall and second level waterwall, in the water outlet
Area's level is filled with honeycomb filler, the exhalant region is provided with draining triangular-notch weir, the draining triangular-notch weir is located at the honeycomb
The top of filler flows into the stagewise sedimentation basin from the waste water that the coagulating basin flows out from inhalant region, and the stagewise is heavy
Waste water in the pond of shallow lake is finally discharged from the draining triangular-notch weir.
3. printing printing ink wastewater treatment system according to claim 1, it is characterised in that: the processing system further includes
One pulse pump, the inlet and outlet of first pulse pump are connected separately with the first water inlet pipe and the first outlet pipe, described
The water inlet of first water inlet pipe is located at the top of the anaerobic pond, for drawing the liquid for being located at the anaerobic pond top, in institute
The bottom for stating anaerobic pond is provided with the first injection pipe, several first spray-holes are offered on first injection pipe,
The water outlet of first outlet pipe is connected to first injection pipe.
4. printing printing ink wastewater treatment system according to claim 1, it is characterised in that: the processing system further includes
Two pulse pumps, the inlet and outlet of second pulse pump are connected separately with the second water inlet pipe and the second outlet pipe, described
The water inlet of second water inlet pipe is located at the top of the hydrolysis acidification pool, for drawing the liquid for being located at the hydrolysis acidification pool top
Body is provided with the second injection pipe in the bottom of the hydrolysis acidification pool, offers several on second injection pipe
Second spray-hole, the water outlet of second outlet pipe are connected to second injection pipe.
5. printing printing ink wastewater treatment system according to claim 1, it is characterised in that: the processing system further includes sieve
Thatch blower, first aerator include the first aeration head that the bottom of the micro cell is arranged in, second aeration
Device includes the second aeration head that the bottom of the contact-oxidation pool is arranged in, and the third aerator includes being arranged described
Be aerated bottom of pond portion third aeration head, first aeration head, the second aeration head and third aeration head respectively with Roots's wind
The gas outlet of machine connects.
6. printing printing ink wastewater treatment system according to claim 1, it is characterised in that: the aeration of the MBR membrane module
Pipe is connect with the gas outlet of roots blower.
7. printing printing ink wastewater treatment system according to claim 1, it is characterised in that: the processing system further includes certainly
Sucking pump, the import of the self priming pump are connect with the water outlet of the MBR membrane module, intermediate described in the outlet of the self priming pump
Pond.
8. printing printing ink wastewater treatment system according to claim 1, it is characterised in that: mixed in the batch acid precipitation reaction
It is provided with the first blender in solidifying sedimentation basin, is provided with third blender in the sodium hypochlorite reaction pond, is returned in the pH
It adjusts in pond and is provided with the 4th blender.
9. printing printing ink wastewater treatment system according to claim 1, it is characterised in that: the micro-electrolysis reactor includes
There is iron-carbon particle for light electrolysis.
10. printing printing ink wastewater treatment system according to claim 1, it is characterised in that: the processing system further includes
First elevator pump, shurry pump and the second elevator pump, the import of first elevator pump are connected to first wastewater equalization pond, institute
The outlet for stating the first elevator pump is connected to the batch acid precipitation reaction coagulative precipitation tank, the import of the shurry pump and the batch
The connection of acid precipitation reaction coagulative precipitation tank, the outlet of the shurry pump are connect with the import of the plate and frame filter press, the sheet frame pressure
The outlet of filter is connected to second wastewater equalization pond, and the import of second elevator pump and second wastewater equalization pond connect
Logical, the outlet of second elevator pump is connected to the light electrolysis and aeration integrated pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821898152.8U CN209307172U (en) | 2018-11-16 | 2018-11-16 | A kind of printing printing ink wastewater treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821898152.8U CN209307172U (en) | 2018-11-16 | 2018-11-16 | A kind of printing printing ink wastewater treatment system |
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| Publication Number | Publication Date |
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| CN209307172U true CN209307172U (en) | 2019-08-27 |
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ID=67673447
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112358095A (en) * | 2020-10-22 | 2021-02-12 | 中新联科环境科技(安徽)有限公司 | Treatment method of EDTA complex nickel wastewater |
| CN114409207A (en) * | 2022-03-29 | 2022-04-29 | 汕头市万腾纸业有限公司 | Printing ink effluent disposal system |
-
2018
- 2018-11-16 CN CN201821898152.8U patent/CN209307172U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112358095A (en) * | 2020-10-22 | 2021-02-12 | 中新联科环境科技(安徽)有限公司 | Treatment method of EDTA complex nickel wastewater |
| CN112358095B (en) * | 2020-10-22 | 2023-08-29 | 中新联科环境科技(安徽)有限公司 | Treatment method of EDTA complex nickel wastewater |
| CN114409207A (en) * | 2022-03-29 | 2022-04-29 | 汕头市万腾纸业有限公司 | Printing ink effluent disposal system |
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Granted publication date: 20190827 |