CN209619107U - A kind of device handling high solids content high-salt wastewater - Google Patents
A kind of device handling high solids content high-salt wastewater Download PDFInfo
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- CN209619107U CN209619107U CN201821655137.0U CN201821655137U CN209619107U CN 209619107 U CN209619107 U CN 209619107U CN 201821655137 U CN201821655137 U CN 201821655137U CN 209619107 U CN209619107 U CN 209619107U
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Abstract
The utility model belongs to field of waste water treatment, more particularly to a kind of device for handling high solids content high-salt wastewater, the ozone air-float pond, the electrocatalytic oxidation pond, the MVR evaporator, the electric heating reacting kettle, the A/O biochemistry pool, the BAF and the reverse osmosis unit are sequentially communicated, and the ozone air-float pond, the electrocatalytic oxidation pond, the MVR evaporator, the electric heating reacting kettle, the A/O biochemistry pool, the BAF, the water inlet of the reverse osmosis unit is below water outlet, it is communicated at the top of the ozone air-float pond with the bottom in the electrocatalytic oxidation pond, the ozone generator is connected with the ozone air-float bottom of pond portion and the electrocatalytic oxidation bottom of pond portion respectively.The utility model is degraded by the cooperation of each device, not only solves the processing problem of high solids content high-salt wastewater, while also solving the coking problem of MVR evaporator.
Description
Technical field
The utility model belongs to field of waste water treatment, and in particular to a kind of device for handling high solids content high-salt wastewater.
Background technique
While Fine Chemical Industry continues to develop, the water body that chemical industry produces surrounding is also constantly contaminated, and such waste water is high
Coloration, high COD, high salinity, the heavy constituent content in COD are high.It is not only difficult with traditional biochemical method to be handled, In
Evaporation link can also be easy to cause evaporator that coking and blocking situation occurs.If such waste water is directly discharged to nature without processing
In water body, understands serious polluted source and lead to disruption of ecological balance, last total threat human survival.
Have at present for the processing main method of high solids content high-salt wastewater below several: most common absorption method is living
Property charcoal method, organic matter is adsorbed by Van der Waals force between active carbon molecule and contaminant molecule, or chemical by chemical bond
Absorption.Flocculence: flocculation is also common processing means, and good outlet effect can be obtained in many organic wastewater flocculations.It is raw
Object method: bioanalysis is to realize pollutant minimizing, innoxious promising approach using microbial metabolism, can effectively go to decontaminate
COD in water.Chemical oxidization method: common chemical oxidization method has Fenton method, sodium hypochlorite oxidization etc..
But above-mentioned wastewater treatment method still has respective deficiency, especially for high solids content high salinity
Wastewater treatment, general common processing method are difficult to be capable of handling up to standard.All kinds of dirts such as with active carbon adsorption, in water body
Dye object can not be adsorbed completely, and the active carbon after use can not regenerate, and hazardous waste need to be taken as to handle, processing effect
Greatly why operating cost is added again while fruit is not up to standard；Polluter is not substantially cut bottom degradation by flocculence, and
It is to shift the pollutant in water for solid pollutant, and the polluter in the water outlet that can not flocculate completely, flocculant
Higher operating costs is not suitable for large-scale use；Traditional bioanalysis requires water body environment extremely sensitive, such high saliferous
The waste water of amount will lead to microorganism, and there is a situation where dehydration death；Chemical oxidization method can not complete oxidation organic matter make its mineralising
For CO2、N2Etc inorganic matter, and a large amount of chemical raw material need to be used, cost is high.
Utility model content
For the problems of the prior art, the utility model provides a kind of device for handling high solids content high-salt wastewater, leads to
The cooperation degradation for crossing each device, not only solves the processing problem of high solids content high-salt wastewater, while also solving MVR evaporator
Coking problem.
To realize the above technical purpose, the technical solution of the utility model is:
It is a kind of handle high solids content high-salt wastewater device, including ozone air-float pond, electrocatalytic oxidation pond, MVR evaporator,
Electric heating reacting kettle, A/O biochemistry pool, BAF, reverse osmosis unit and ozone generator, the ozone air-float pond, the electrocatalytic oxidation
Change pond, the MVR evaporator, the electric heating reacting kettle, the A/O biochemistry pool, the BAF and the reverse osmosis unit successively
Connection, and the ozone air-float pond, the electrocatalytic oxidation pond, the MVR evaporator, the electric heating reacting kettle, the A/O
Biochemistry pool, the BAF, the reverse osmosis unit water inlet be below water outlet, at the top of the ozone air-float pond with the electricity
The bottom in catalysis oxidation pond communicates, the ozone generator respectively with the ozone air-float bottom of pond portion and the electrocatalytic oxidation pond
Bottom is connected.
The dope discharge outlet of the reverse osmosis unit is connected with the bottom in the electrocatalytic oxidation pond.
Liquid outlet and inlet, the electrocatalytic oxidation pool inner water usual friendship are provided on the side wall in the electrocatalytic oxidation pond
For n+1 first electrode plate of setting and n second electrode plate, and the first electrode plate and the second electrode plate are respectively positioned on institute
It states between liquid outlet and the inlet, the first electrode plate and the second electrode plate are all made of metal mesh electrode plate, institute
The inner bottom surface for stating electrocatalytic oxidation pond is provided centrally with aeration tube, the aeration tube bottom end respectively with the ozone generator and institute
The pipeline for stating ozone air-float pond top surface is connected.
Institute's first electrode plate modifies tin antimony electrode using titanium substrate, and adulterates cerous nitrate, bismuth nitrate, one in PTFE
Kind is several, and the second electrode plate uses stainless steel electrode, the electric current of the first electrode plate and the second electrode plate
Density is 20-25mA/cm2, voltage 5-6V.
The aeration tube top is connected with aeration plate, and the aeration plate upper surface is evenly distributed with solarization air cap.
From the above, it can be seen that the utility model have it is following the utility model has the advantages that
1. the utility model is degraded by the cooperation of each device, the processing for not only solving high solids content high-salt wastewater is asked
Topic, while also solving the coking problem of MVR evaporator.
2. the utility model solves the problems, such as the gaseous contamination in ozone air-float pond, polluted gas is discharged into electrocatalytic oxidation pond
It is interior, secondary dissolution is formed, and achieve the purpose that degradation treatment.
3. the utility model does not need addition chemical agent, generation without secondary pollution；Organic matter during the reaction can be with
It is degraded quickly, hydraulic detention time is shorter, and required equipment volume is small.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of electrocatalysis oxidation apparatus in the utility model embodiment.
Specific embodiment
A specific embodiment of the utility model is described in detail combined with Figure 1 and Figure 2, but not to the power of the utility model
Benefit requires to do any restriction.
As depicted in figs. 1 and 2, a kind of device handling high solids content high-salt wastewater, including ozone air-float pond 1, electro-catalysis
Oxidation pond 2, MVR evaporator 3, electric heating reacting kettle 4, A/O biochemistry pool 5, BAF6, reverse osmosis unit 7 and ozone generator 8, institute
State ozone air-float pond 1, the electrocatalytic oxidation pond 2, the MVR evaporator 3, the electric heating reacting kettle 4, A/O biochemistry
Pond 5, the BAF6 and the reverse osmosis unit 7 are sequentially communicated, and the ozone air-float pond 1, the electrocatalytic oxidation pond 2, institute
State the water inlet of MVR evaporator 3, the electric heating reacting kettle 4, the A/O biochemistry pool 5, the BAF6, the reverse osmosis unit 7
Mouth is below water outlet, and 1 top of ozone air-float pond is connected with the bottom in electrocatalytic oxidation pond 2, the ozone generator 8
It is connected respectively with 1 bottom of ozone air-float pond and 2 bottom of electrocatalytic oxidation pond.
The dope discharge outlet of the reverse osmosis unit 7 is connected with the bottom in the electricity catalysis oxidation pond 2.
Liquid outlet 2-3 and inlet 2-4, the electrocatalytic oxidation pond 2 are provided on the side wall in the electrocatalytic oxidation pond 2
Interior level is arranged alternately n+1 first electrode plate 2-1 and n second electrode plate 2-2, and the first electrode plate 2-1 and described
Second electrode plate 2-2 is respectively positioned between liquid outlet 2-3 and inlet 2-4, the first electrode plate 2-1 and the second electrode plate
2-2 is all made of metal mesh electrode plate, and the inner bottom surface in the electrocatalytic oxidation pond 2 is provided centrally with aeration tube 2-5, the aeration tube
The bottom end 2-5 is connected with the pipeline of 1 top surface of ozone generator 8 and ozone air-float pond respectively.
The first electrode plate 2-1 modifies tin antimony electrode using titanium substrate, and adulterates cerous nitrate, bismuth nitrate, in PTFE
One or several kinds, the second electrode plate 2-2 use stainless steel electrode, the first electrode plate 2-1 and the second electrode
The current density of plate 2-2 is 20-25mA/cm2, voltage 5-6V.
The top the aeration tube 2-5 is connected with aeration plate 2-6, and the upper surface the aeration plate 2-6 is evenly distributed with solarization air cap.
Ozone air-float pond 1: being discharged into the ozone air-float pond 1 for the waste water of high solids content high salinity, and to the ozone
Coagulant is added in flotation tank 1 and carries out air-flotation process；Solid waste by coagulant and the processing water sample of ozone air-float is more former
Water reduces very much, and due to the oxidation of ozone, fails isolated water soluble organic substance in waste water and obtains certain oxidation
It decomposes.Ozone air-float can reduce the COD in water and mitigate subsequent evaporation coking degree.
Electrocatalytic oxidation pond 2: the electrocatalytic oxidation pond 2, electrode surface after energization will be discharged by pretreated waste water
Strong oxdiative substance is generated, the COD of light component is effectively degraded, degradation rate reaches 50%, and heavy constituent is converted into light component, conversion ratio
Reach 30%.Effectively alleviate subsequent evaporation coking degree.During electrocatalytic oxidation, without adding additional chemistry examination
Agent also avoids secondary pollution while alleviating operating cost.The addition of ozone can further promote the active matter in water
Matter can effectively promote efficiency.
MVR evaporator 3: entering evaporator for the waste water after reason and handle, and the salinity in waste water is separated, and obtains
The salt of white, control mother liquid concentration, which is subsequently passed subsequent electric heating reacting kettle, to be continued to be concentrated, and avoids the organic of MVR evaporator 4
Object coking problem, and evaporate liquid and carry out subsequent processing.
Electric heating reacting kettle 4: treated concentrated mother liquor by utilidor is discharged into electric heating reacting kettle 4.Due to mother
The concentration of liquid is higher, added with agitating device in reaction kettle.The steam that the steam and MVR evaporator that electric heating reacting kettle generates generate
Merge condensation and is discharged into subsequent technique section.The semisolid mother liquor discharge cooling being concentrated completely.The device largely reduces MVR steaming
The coking and blocking phenomenon of device 4 is sent out, maintenance cost is reduced.
A/O biochemistry pool 5: to treated, waste water carries out biochemical treatment, the larger molecular organics in waste water is hydrolyzed to small
Molecular organic reduces the COD and ammonia-nitrogen content of waste water；A segment process mainly plays a part of removing nitrogen, and O sections of works
Skill is then mainly used for the organic matter in degradation water.Ammonia nitrogen in waste water can be effectively reduced in the COD that the biochemistry pool reduces waste water simultaneously
Content.
BAF6: advanced treating is carried out to the waste water after A/O biochemistry pool processing 5, COD and organic nitrogen is further decreased, retains
Suspended solid reduces the heavy burdens for subsequent technique.Sewage enters the filter tank first order BAF-C/N, and most COD, BOD are carried out herein
Degradation, part ammonia nitrogen is nitrified (or denitrification), and then sewage enters the second level filter tank BAF-N, carries out the thorough nitrification of ammonia nitrogen
And COD, BOD further degradation.
Reverse osmosis unit 7: the waste water after advanced treating being further processed, COD and organic nitrogen are further decreased, and is cut
Suspended solid is stayed, water outlet is made to reach national standard reference.After waste water enters, pressure is applied to the side of film, in the low-pressure side of film
The solvent penetrated i.e. penetrating fluid, high-pressure side obtain concentrate；Wherein penetrating fluid can direct emission, remaining mother liquor is again
It is discharged into electrocatalytic oxidation pond, again degradation reaction.
Ozone in ozone air-float pond 1 constantly floats after air bearing oxidation reaction, liquid level is discharged, the gas of discharge is not only
Containing a large amount of ozone, while also there is volatilizable pollutant, which is discharged into electrocatalytic oxidation bottom of pond portion, it can not only
The utilization rate for promoting ozone, reduces the pollution of ozone, and polluted gas can be re-dissolved to processing, reduces in waste water
Exhaust gas discharge.The mother liquor of reverse osmosis unit 7 returns in electrocatalytic oxidation pond 2 again and remaining pollutant can be degraded again,
And remaining salt can be used as electrolyte, promote conductivity in water, effectively promote degradation effect.
The setting of aeration plate 2-5 can ensure that ozone and polluted gas are uniformly discharged into 2 bottom of electrocatalytic oxidation pond, promote smelly
Oxygen and polluted gas re-dissolve, and finally enter electrolysis region, achieve the purpose that catalytic degradation.
In conclusion the utility model has the following beneficial effects:
1. the utility model is degraded by the cooperation of each device, the processing for not only solving high solids content high-salt wastewater is asked
Topic, while also solving the coking problem of MVR evaporator.
2. the utility model solves the problems, such as the gaseous contamination in ozone air-float pond, polluted gas is discharged into electrocatalytic oxidation pond
It is interior, secondary dissolution is formed, and achieve the purpose that degradation treatment.
3. the utility model does not need addition chemical agent, generation without secondary pollution；Organic matter during the reaction can be with
It is degraded quickly, hydraulic detention time is shorter, and required equipment volume is small.
It is understood that being merely to illustrate the utility model above with respect to the specific descriptions of the utility model and not being
It is limited to technical solution described in the utility model embodiment.Those skilled in the art should understand that still can be with
It modifies to the utility model or equivalent replacement, to reach identical technical effect；Needs are used as long as meeting, all in this reality
Within novel protection scope.
Claims (3)
1. it is a kind of handle high solids content high-salt wastewater device, it is characterised in that: including ozone air-float pond, electrocatalytic oxidation pond,
MVR evaporator, electric heating reacting kettle, A/O biochemistry pool, BAF, reverse osmosis unit and ozone generator, the ozone air-float pond, institute
State electrocatalytic oxidation pond, the MVR evaporator, the electric heating reacting kettle, the A/O biochemistry pool, the BAF and the reverse osmosis
Saturating device is sequentially communicated, and the ozone air-float pond, the electrocatalytic oxidation pond, the MVR evaporator, electric heating reaction
Kettle, the A/O biochemistry pool, the BAF, the reverse osmosis unit water inlet be below water outlet, the ozone air-float pond
Top is connected with the bottom in the electrocatalytic oxidation pond, the ozone generator respectively with the bottom in the ozone air-float pond and
The bottom in the electrocatalytic oxidation pond is connected；The bottom of the dope discharge outlet of the reverse osmosis unit and the electrocatalytic oxidation pond
Portion is connected；Liquid outlet and inlet are provided on the side wall in the electrocatalytic oxidation pond, the electrocatalytic oxidation pool inner water is flat
It is arranged alternately n+1 first electrode plate and n second electrode plate, and the first electrode plate and the second electrode plate are respectively positioned on
Between the liquid outlet and the inlet, the first electrode plate and the second electrode plate are all made of metal mesh electrode plate,
The inner bottom surface in the electrocatalytic oxidation pond is provided centrally with aeration tube, the aeration tube bottom end respectively with the ozone generator and
The pipeline of ozone air-float pond top surface is connected.
2. a kind of device for handling high solids content high-salt wastewater according to claim 1, it is characterised in that: first electricity
Pole plate modifies tin antimony electrode using titanium substrate, and one of adulterates cerous nitrate, bismuth nitrate, PTFE or several, and described second
Electrode plate uses stainless steel electrode, and the current density of the first electrode plate and the second electrode plate is 20-25mA/cm2,
Voltage is 5-6V.
3. a kind of device for handling high solids content high-salt wastewater according to claim 1, it is characterised in that: the aeration tube
Top is connected with aeration plate, and the aeration plate upper surface is evenly distributed with solarization air cap.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821655137.0U CN209619107U (en) | 2018-10-11 | 2018-10-11 | A kind of device handling high solids content high-salt wastewater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821655137.0U CN209619107U (en) | 2018-10-11 | 2018-10-11 | A kind of device handling high solids content high-salt wastewater |
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| CN209619107U true CN209619107U (en) | 2019-11-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111847769A (en) * | 2020-07-01 | 2020-10-30 | 山东电力工程咨询院有限公司 | Small-sized transformer substation domestic sewage treatment system and method |
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2018
- 2018-10-11 CN CN201821655137.0U patent/CN209619107U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111847769A (en) * | 2020-07-01 | 2020-10-30 | 山东电力工程咨询院有限公司 | Small-sized transformer substation domestic sewage treatment system and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 202, building 1, South and East Jingliu Road, Nanyang Town, Tinghu District, Yancheng City, Jiangsu Province 224000 Patentee after: Jiangsu daoze Environmental Protection Technology Co.,Ltd. Address before: 224000 Room 202, Nanyang Town, Tinghu District, Yancheng City, Jiangsu Province, South of Photovoltaic Road and East of Six Road (28) Patentee before: YANCHENG DAOZE ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
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