CN207552078U - A kind of used water difficult to degradate pharmaceutics wastewater pretreatment system - Google Patents
A kind of used water difficult to degradate pharmaceutics wastewater pretreatment system Download PDFInfo
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- CN207552078U CN207552078U CN201721208087.7U CN201721208087U CN207552078U CN 207552078 U CN207552078 U CN 207552078U CN 201721208087 U CN201721208087 U CN 201721208087U CN 207552078 U CN207552078 U CN 207552078U
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Abstract
The utility model is related to a kind of used water difficult to degradate pharmaceutics wastewater pretreatment systems, belong to technical field of waste water processing.Technical solution is：Homogeneous pond（1）With light electrolysis unit pipe mixer one（14）Entrance connection, pipe-line mixer one（14）Outlet and light electrolysis tower（2）Entrance connection, light electrolysis tower（2）Outlet and catalytic oxidation unit in pipe-line mixer two（22）Entrance connection, pipe-line mixer two（22）Outlet and catalysis oxidizing tower（3）Entrance connection, catalysis oxidizing tower（3）Outlet with neutralize flocculation sediment unit in pipe-line mixer three（33）Entrance connection, pipe-line mixer three（33）Outlet and mixing pit（38）Entrance connection, mixing pit（38）Outlet and flocculation sedimentation tank（4）Entrance connection.The beneficial effects of the utility model are：Hazardous contaminant can be mitigated to microorganism toxic action, stablize and improve wastewater biodegradability.
Description
Technical field
The utility model is related to a kind of used water difficult to degradate pharmaceutics wastewater pretreatment systems, belong to waste water intensive treatment technology
Field.
Background technology
In the production process of the industries such as steel, chemical industry, a large amount of poisonous and harmful, high concentrated organic wastewaters can be generated, especially
It is difficult for biological degradation organic wastewater, it is poor with complicated component, stable structure, biodegradability（Biodegradability BOD5/COD values are general
It is even lower below 0.3）The features such as, it is difficult to it is effectively treated with conventional materialization, biological method, causes many enterprises dirty
Water process is difficult to stable operation and qualified discharge, constrains the sustainable development of industry.
At present, most of enterprise is for waste water is poisonous and harmful, two big key difficulties of difficult for biological degradation take oil removing, expose
The conventional treatment methods such as gas, homogeneous, although subsequent biological treatment effect makes moderate progress, poisonous and harmful substance is still to biochemical rank
Section microorganism generates larger toxic action, and dilution water additive amount is big, biochemical treatment shorter residence time, causes water outlet indirectly not
The problems such as up to standard or processing cost rises.To reduce hazardous contaminant to microorganism toxic action, pretreatment stage is reduced
Dilution water adding proportion improves biochemical treatment load, from the control of pollutant source and waste water high-efficiency process angle, it is necessary to
Light electrolysis coupling and intensifying pretreatment is carried out to used water difficult to degradate.
Utility model content
The utility model aim is to provide a kind of used water difficult to degradate pharmaceutics wastewater pretreatment system, and can mitigate toxic has
Evil pollutant is stablized to microorganism toxic action and improves wastewater biodegradability, reduce biochemical stage pollutional load, improve at biochemistry
Efficiency is managed, solves the problems, such as background technology.
The technical solution of the utility model is：
A kind of used water difficult to degradate pharmaceutics wastewater pretreatment system, comprising come water control unit, light electrolysis unit, catalysis oxygen
Change reaction member and neutralize flocculation sediment unit；
It is described come water control unit include homogeneous pond, intake pump and main valve；
The light electrolysis unit include light electrolysis tower, acid regulator storage tank, pipe-line mixer one, acid regulator valve and
Acid regulator metering pump；
The catalytic oxidation unit includes catalysis oxidizing tower, catalytic oxidant storage tank, pipe-line mixer two, catalysis oxygen
Agent valve and catalytic oxidant metering pump；
The neutralization flocculation sediment unit includes flocculation sedimentation tank, neutralizer storage tank, chemicals dosing plant, neutralizer pump, neutralizes
Agent valve, pipe-line mixer three, sludge pump, sludge valve, mixing pit and mudpan；
It is described come water control unit in homogeneous pond pass through intake pump and main valve and the pipe-line mixer in light electrolysis unit
One entrance connection, acid regulator storage tank pass through acid regulator metering pump and acid regulator valve and pipe-line mixer
One another entrance connection, the outlet of pipe-line mixer one and the entrance of light electrolysis tower connect, and the outlet of light electrolysis tower is with urging
The entrance connection of pipe-line mixer two in oxidation unit, catalytic oxidant storage tank are measured by catalytic oxidant
Pump and catalytic oxidant valve are connect with another entrance of pipe-line mixer two, the outlet of pipe-line mixer two and catalysis oxidizing tower
Entrance connection, the outlet of catalysis oxidizing tower connect with the entrance of pipe-line mixer three in neutralization flocculation sediment unit,
Neutralizer storage tank is pumped by neutralizer and neutralizer valve is connect with another entrance of pipe-line mixer three, pipe-line mixer three
Outlet is connect with the entrance of mixing pit, and the mixing pit is equipped with chemicals dosing plant, the outlet of mixing pit and the entrance of flocculation sedimentation tank
Connection, flocculation sedimentation tank are equipped with sludge outlet and wastewater outlet, and the sludge outlet of the flocculation sedimentation tank passes through sludge pump and dirt
Slurry valve is connect with mudpan.
The outlet of pipe-line mixer one in the light electrolysis unit neutralizes pipe-line mixer two in flocculation sediment unit
Outlet and the wastewater outlet of flocculation sedimentation tank be equipped with pH value detector.
Light electrolysis tower in the light electrolysis unit, the catalysis oxidizing tower in catalytic oxidation unit and neutralization flocculation
Aeration plate is equipped in mixing pit in precipitation unit,
Light electrolysis tower in the light electrolysis unit, the catalysis oxidizing tower in catalytic oxidation unit and neutralization flocculation
The aeration plate in mixing pit in precipitation unit is connect respectively with aeration unit.
Used water difficult to degradate pharmaceutics wastewater pretreatment system operation principle is as follows：
（1）After industrial wastewater is by carrying out water control unit, into the pipe-line mixer one in light electrolysis unit, while will be sour
Property conditioning agent storage tank in dense acid regulator, add in pipe-line mixer by acid regulator metering pump and acid regulator valve
In one, and after being monitored on-line by pH value detector, into light electrolysis tower, under conditions of acid and aeration, due to micro-
It is electrolysed in tower packing between iron-carbon there are potential difference, forms the redox reactions such as countless subtle primary batteries, generation corrosion,
Substance difficult to degrade in waste water is pre-processed；
（2）Waste water after light electrolysis cell processing enters catalytic oxidation unit, largely has in waste water at this time
The structure of machine object is changed, and is conducive to further aoxidize.H in catalytic oxidant storage tank2O2It is measured by catalytic oxidant
Pump enters with catalytic oxidant valve in catalysis oxidizing tower, and the Fe generated with the light electrolysis stage2+Oxidability is formed for catalyst
Stronger Fenton reagent, Fenton reagent, which can aoxidize, removes most of pollutant in waste water.Also, this stage such as
Fruit Pollutants in Wastewater is less, only the oxidation by being aerated oxygen in compressed air, it is possible to play big absolutely in removal waste water
Most pollutants, and without addition H2O2Medicament；
（3）Waste water after catalytic oxidation cell processing, which enters, neutralizes flocculation sediment unit, in neutralizer storage tank
Alkaline matter entered in flocculation sedimentation tank by neutralizer metering pump and neutralizer valve, and catalytic oxidation stage generate
Fe3+Iron hydroxide flocculation sediment is formed under effect, in the case where adding a small amount of PAM medicaments by chemicals dosing plant, realizes suspended matter
Removal.The supernatant of flocculation sedimentation tank then enters subsequent biochemical treatment system by the wastewater outlet of flocculation sedimentation tank.Wadding
The flocculation sediment of predominantly iron hydroxide that retrogradation shallow lake generates in the process, periodically drains into sludge concentration tank by sludge pump, concentrates
Sludge is dehydrated through plate and frame filter press and carries out subsequent processing afterwards.
It is described come water control unit in homogeneous pond, the light electrolysis tower in light electrolysis unit, in catalytic oxidation unit
Catalysis oxidizing tower, neutralize flocculation sediment unit in mixing pit and the exposure in light electrolysis tower, catalysis oxidizing tower and mixing pit
Gas disk, aeration unit are the art known technology content, and the innovative point of the utility model is reasonable between them
Combination, and can realize used water difficult to degradate pharmaceutics wastewater pretreating effect.
The beneficial effects of the utility model are：
（1）Part volatile phenol compound can be removed in the light electrolysis stage, reduce its toxic action to biochemical system,
Wastewater biodegradability is significantly improved while removing part COD, improves subsequent biochemical treatment effeciency；
（2）Water distribution uniformity and the aeration effect of light electrolysis tower enhance removal of the organic matter in waste water in the light electrolysis stage
Efficiency, the uniform aeration of catalysis oxidizing tower enhance the oxidability of Fenton reagent and play the role of stirring evenly；Flocculation is heavy
Shallow lake pond realizes the High-rate sedimentation of floccule and regular spoil disposal；
（3）On-line checking realizes Automatic Dosing, quantitative dosing with automatic control system, is easy to operate efficiently；
（4）It is compact-sized, easy to operate, floor space is small, operational management is convenient, friction loss can be reduced, improve
Treatment effeciency can effectively remove the hardly degraded organic substance in waste water, reduce the load of subsequent biochemical processing system, have good
Popularizing value.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
In figure：Homogeneous pond 1, light electrolysis tower 2, catalysis oxidizing tower 3, flocculation sedimentation tank 4, acid regulator storage tank 5, catalysis oxygen
Agent storage tank 6, neutralizer storage tank 7, chemicals dosing plant 8, intake pump 11, main valve 12, feed water flow gauge 13, pipe-line mixer 1,
Acid regulator valve 15, acid regulator metering pump 16, stablize air source 17, air valve 1, flowmeter 1, froth breaker 1,
Froth breaker 2 21, pipe-line mixer 2 22, catalytic oxidant valve 24, catalytic oxidant metering pump 25, air valve 2 27, flowmeter two
28th, neutralizer pump 31, neutralizer valve 32, pipe-line mixer 3 33, flowmeter 3 34, air valve 3 35, sludge pump 36, sludge valve
37th, mixing pit 38, PAM valves 39, PAM metering pumps 40, mudpan 41.
Specific embodiment
Below in conjunction with attached drawing, by example, the utility model is described in further detail.
With reference to attached drawing 1, a kind of used water difficult to degradate pharmaceutics wastewater pretreatment system, comprising coming water control unit, light electrolysis
Unit, catalytic oxidation unit and neutralization flocculation sediment unit；
It is described come water control unit include homogeneous pond 1, intake pump 11 and main valve 12；
The light electrolysis unit includes light electrolysis tower 2, acid regulator storage tank 5, pipe-line mixer 1, acid regulator
Valve 15 and acid regulator metering pump 16；
The catalytic oxidation unit includes catalysis oxidizing tower 3, catalytic oxidant storage tank 6, pipe-line mixer 2 22, urges
Change oxidizer valve 24 and catalytic oxidant metering pump 25；
The neutralization flocculation sediment unit include flocculation sedimentation tank 4, neutralizer storage tank 7, chemicals dosing plant 8, neutralizer pump 31,
Neutralizer valve 32, pipe-line mixer 3 33, sludge pump 36, sludge valve 37, mixing pit 38 and mudpan 41；
It is described come water control unit in homogeneous pond 1 mixed by intake pump 11 and main valve 12 with the pipeline in light electrolysis unit
The entrance connection of clutch 1, acid regulator storage tank 5 pass through acid regulator metering pump 16 and acid regulator valve 15
It is connect with another entrance of pipe-line mixer 1, the outlet of pipe-line mixer 1 is connect with the entrance of light electrolysis tower 2, micro-
The outlet of electrolysis tower 2 is connect with an entrance of the pipe-line mixer 2 22 in catalytic oxidation unit, catalytic oxidant storage
Tank 6 is connect by catalytic oxidant metering pump 25 and catalytic oxidant valve 24 with another entrance of pipe-line mixer 2 22, pipe
The outlet of road mixer 2 22 is connect with the entrance of catalysis oxidizing tower 3, and the outlet of catalysis oxidizing tower 3 is with neutralizing flocculation sediment unit
In pipe-line mixer 3 33 the connection of an entrance, neutralizer storage tank 7 passes through neutralizer pump 31 and neutralizer valve 32 and pipeline
Another entrance connection of mixer 3 33, the outlet of pipe-line mixer 3 33 are connect with the entrance of mixing pit 38, the mixing
Pond 38 is equipped with chemicals dosing plant 8, and the outlet of mixing pit 38 is connect with the entrance of flocculation sedimentation tank 4, and flocculation sedimentation tank 4 goes out equipped with sludge
Mouth and wastewater outlet, the sludge outlet of the flocculation sedimentation tank 4 are connected by sludge pump 36 and sludge valve 37 with mudpan 41
It connects.
In the present embodiment, carry out water control unit and include sequentially connected homogeneous pond 1, intake pump 11, main valve 12 and water inlet
Flowmeter 13, the waste water for carrying out water control unit supply light electrolysis unit；
For light electrolysis tower 2 in light electrolysis unit using lower water inlet, upper water-out, aeration plate is arranged in downside, and filler is arranged at middle part,
Froth breaker 1 is arranged in upside, wherein lower water inlet uses " mountain " font or " rich " font water distributor, upper water-out is gone out using downflow weir
Water can ensure that flow arranges uniform and stable, and air source needed for aeration plate is provided by aeration unit, after light electrolysis cell processing
Waste water supply catalytic oxidation unit；
Catalysis oxidizing tower 3 in catalytic oxidation unit is using upper water inlet, central tube water distribution, upper water-out, downside arrangement
Aeration plate, upside arrangement froth breaker 2 21, wherein upper water inlet, central tube water distribution can ensure uniform fluid flow, central tube and water distribution
Umbrella uses unitary design, container bottom and surrounding dual-gripper, can proof strength, air source needed for aeration plate passes through aeration unit
It provides, the waste water after catalytic oxidation cell processing is for neutralizing flocculation sediment unit；
Neutralize flocculation sediment unit in mixing pit 38 using lower water inlet, upper water-out, downside arrangement aeration plate, wherein under into
Water uses " mountain " font or " rich " font water distributor, and upper water-out is discharged using downflow weir, can ensure that flow arranges uniform and stable,
Air source is provided by aeration unit needed for aeration plate；Chemicals dosing plant 8 carries out dosing by PAM metering pumps 40 and PAM valves 39.Flocculation
Sedimentation basin 4 is upper water inlet, central tube water distribution, upper water-out, wherein upper water inlet, central tube water distribution can ensure uniform fluid flow, center
Pipe with water distribution umbrella using unitary design, container bottom and surrounding dual-gripper, can proof strength, downside arrangement sludge bucket is used for
Sludge is collected, sludge periodically drains into sludge concentration tank 41 by sludge pump 36.The waste water after flocculation sediment cell processing is neutralized to supply
The further intensive treatment of subsequent wastewater treatment system,
Aeration plate in the light electrolysis unit, catalytic oxidation unit, neutralization flocculation sediment unit uses " rich "
Font or sphere of movements for the elephants shape gas distribution pipeline, aeration plate use microporous aeration disc, ensure that equipment internal gas is evenly arranged, strengthen each list
First treatment effect and uniformity.
The aeration unit is by stablizing air source 17, air valve 1, flowmeter 1, air valve 2 27, flowmeter 2 28, flow
Count the compositions such as 3 34, air valve 3 35.Three groups of gas circuits are respectively used to light electrolysis unit, catalytic oxidation unit, neutralize flocculation
Aeration plate in precipitation unit provides the compressed air of regime flow.
The outlet of pipe-line mixer 1 in light electrolysis unit neutralizes pipe-line mixer 3 33 in flocculation sediment unit
Outlet and the wastewater outlet of flocculation sedimentation tank 4 be respectively equipped with pH test points i.e. pH1, pH2, pH3 and corresponding automatic control cabinet
Deng.By detecting pH value, control drug pump acid regulator metering pump 16, catalytic oxidant metering pump 25, neutralizer pump 31
Start and stop.
Claims (4)
1. a kind of used water difficult to degradate pharmaceutics wastewater pretreatment system, it is characterised in that include and come water control unit, light electrolysis list
Member, catalytic oxidation unit and neutralization flocculation sediment unit；
It is described come water control unit include homogeneous pond（1）, intake pump（11）And main valve（12）；
The light electrolysis unit includes light electrolysis tower（2）, acid regulator storage tank（5）, pipe-line mixer one（14）, acid adjust
Agent valve（15）With acid regulator metering pump（16）；
The catalytic oxidation unit includes catalysis oxidizing tower（3）, catalytic oxidant storage tank（6）, pipe-line mixer two（22）、
Catalytic oxidant valve（24）With catalytic oxidant metering pump（25）；
The neutralization flocculation sediment unit includes flocculation sedimentation tank（4）, neutralizer storage tank（7）, chemicals dosing plant（8）, neutralizer pump
（31）, neutralizer valve（32）, pipe-line mixer three（33）, sludge pump（36）, sludge valve（37）, mixing pit（38）And sludge settling
Pond（41）；
It is described come water control unit in homogeneous pond（1）Pass through intake pump（11）And main valve（12）With the pipeline in light electrolysis unit
Mixer one（14）An entrance connection, acid regulator storage tank（5）Pass through acid regulator metering pump（16）It is adjusted with acidity
Save agent valve（15）With pipe-line mixer one（14）Another entrance connection, pipe-line mixer one（14）Outlet and light electrolysis tower
（2）Entrance connection, light electrolysis tower（2）Outlet and catalytic oxidation unit in pipe-line mixer two（22）One enter
Mouth connection, catalytic oxidant storage tank（6）Pass through catalytic oxidant metering pump（25）With catalytic oxidant valve（24）It is mixed with pipeline
Device two（22）Another entrance connection, pipe-line mixer two（22）Outlet and catalysis oxidizing tower（3）Entrance connection, catalysis
Oxidizing tower（3）Outlet with neutralize flocculation sediment unit in pipe-line mixer three（33）An entrance connection, neutralizer storage
Tank（7）It is pumped by neutralizer（31）With neutralizer valve（32）With pipe-line mixer three（33）The connection of another entrance, pipeline mixes
Clutch three（33）Outlet and mixing pit（38）Entrance connection, the mixing pit（38）Equipped with chemicals dosing plant（8）, mixing pit
（38）Outlet and flocculation sedimentation tank（4）Entrance connection, flocculation sedimentation tank（4）It is described equipped with sludge outlet and wastewater outlet
Flocculation sedimentation tank（4）Sludge outlet pass through sludge pump（36）And sludge valve（37）With mudpan（41）Connection.
2. a kind of used water difficult to degradate pharmaceutics wastewater pretreatment system according to claim 1, it is characterised in that described micro-
Pipe-line mixer one in electrolysis cells（14）Outlet, neutralize flocculation sediment unit in pipe-line mixer three（33）Outlet
And flocculation sedimentation tank（4）Wastewater outlet be equipped with pH value detector.
3. a kind of used water difficult to degradate pharmaceutics wastewater pretreatment system according to claim 1, it is characterised in that described micro-
Light electrolysis tower in electrolysis cells（2）, catalysis oxidizing tower in catalytic oxidation unit（3）And neutralize flocculation sediment unit
In mixing pit（38）In be equipped with aeration plate.
4. a kind of used water difficult to degradate pharmaceutics wastewater pretreatment system according to claim 3, it is characterised in that described micro-
Light electrolysis tower in electrolysis cells（2）, catalysis oxidizing tower in catalytic oxidation unit（3）And neutralize flocculation sediment unit
In mixing pit（38）In aeration plate connect respectively with aeration unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721208087.7U CN207552078U (en) | 2017-09-20 | 2017-09-20 | A kind of used water difficult to degradate pharmaceutics wastewater pretreatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721208087.7U CN207552078U (en) | 2017-09-20 | 2017-09-20 | A kind of used water difficult to degradate pharmaceutics wastewater pretreatment system |
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| CN207552078U true CN207552078U (en) | 2018-06-29 |
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| CN201721208087.7U Expired - Fee Related CN207552078U (en) | 2017-09-20 | 2017-09-20 | A kind of used water difficult to degradate pharmaceutics wastewater pretreatment system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109179811A (en) * | 2018-10-17 | 2019-01-11 | 四川凯沃环保科技有限公司 | A kind of advanced synergistic oxidation reaction unit of industrial wastewater and technique |
-
2017
- 2017-09-20 CN CN201721208087.7U patent/CN207552078U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109179811A (en) * | 2018-10-17 | 2019-01-11 | 四川凯沃环保科技有限公司 | A kind of advanced synergistic oxidation reaction unit of industrial wastewater and technique |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |