CN207498227U - A kind of road tank car ejected wash water recycling and processing equipment - Google Patents
A kind of road tank car ejected wash water recycling and processing equipment Download PDFInfo
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- CN207498227U CN207498227U CN201721313344.3U CN201721313344U CN207498227U CN 207498227 U CN207498227 U CN 207498227U CN 201721313344 U CN201721313344 U CN 201721313344U CN 207498227 U CN207498227 U CN 207498227U
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- anaerobic
- ejected wash
- wash water
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Abstract
The utility model discloses a kind of road tank car ejected wash water recycling and processing equipments, it includes anaerobic reation pool, oil separator, coagulating basin, aerobic reaction tank, sedimentation basin, Fenton reaction tanks and reuse sink, and the anaerobic reation pool is made of the interlayer outside anaerobic reaction bucket and anaerobic reaction bucket.The utility model not only enables oil truck ejected wash water circulating and recovering, and efficiently uses oil truck ejected wash water waste heat, greatly reduces emulsification degree oily in waste water, and oil separator oil removal rate greatly improves, while also improves biochemical anaerobism and Aerobic Process for Treatment effect.
Description
Technical field
The utility model is related to a kind of road tank car ejected wash water recycling and processing equipments, belong to technology for treating industrial waste water neck
Domain realizes road tank car cleaning wastewater treatment and recycles target.
Background technology
Road tank car is the important tool contained with transporting oil, extensively should be had in the major petrochemical refining base in China
With since the fast development road tank car quantity and capacity of highway construction are also increasing and are expanding year by year.One large-scale petrochemical
It is 6000 or more that base, which averagely possesses tank car quantity, and cleaning 10 times every year of average each car, each 50 tons of water consumption, whole year will disappear
Consume 3,000,000 tons of water.About 3 yuan/ton of industrial water, is recycled after processing, and conserve water 9,000,000 yuan/year, has very big
Economic benefit.Secondly, the raising recently as whole society's environmental consciousness and the upgrading to environmental protection standard requirement, items pollution are controlled
Reason measure dynamics continues to increase, and the pollution problem of oil truck causes the extensive concern of environmental worker.Oil truck is in the object that changes the outfit
Generating a large amount of sewage, particularly tank car in material, periodic cleaning and maintenance process first and filling the differences of oil types leads to dirt
Water constituent is complicated, and sewage oil content is often more than 500mg/L, while it is malicious to contain sulfide, benzene, volatile phenol and lead tetraethide etc.
The larger pollutant of property, causes the serious pollution of surrounding enviroment.
But currently without the technique and method specifically for oil truck cleaning water process, usually by oily waste water treatment.It is right
In the processing of oily waste water, frequently with " oil removal-coagulation/air supporting-biochemistry " old three sets for the treatment of process.Due to being used when oil truck cleans
Water is high-temperature water or high-temperature steam, and leaving water temperature is still very high after cleaning, and 57 DEG C of average out to, the excessively high temperature of ejected wash water is unfavorable for
Biochemical treatment.Secondly, after HIGH TEMPERATURE PURGE water is directly discharged into oil separator, oil removal effect is reduced, deepens the emulsification degree of oil, so as to add
Big subsequent biochemical processing organic loading.So usually oil truck cleaning station can set buffer pool before oil separator, to reduce temperature
Degree, but this can cause a large amount of waste heat to be wasted, and in energy saving unfavorable, while volatile materials can also generate atmosphere pollution.Therefore,
Oil truck ejected wash water water quality has particularity so that conventional coagulation and biochemical process treatment effeciency is low, it is difficult to it is up to standard to meet its
The requirement of discharge.Again, cleaning tank car water requirement is big, according to current environmentally friendly development situation, is carried out after cleaning water process to tank car
Reuse is the developing direction of this wastewater processing technology.The utility model carries out special designing to anaerobic device and technological process, has
Effect utilizes oil truck ejected wash water waste heat, greatly reduces emulsification degree oily in waste water, improves oil removal efficiency about more than 15%, and
Thus significantly reduce follow-up anaerobism and Aerobic Process for Treatment load and improvement effect, reduce Fenton reagent dosage thus at reduction
Cost about more than 20% is managed, floor space is reduced, railway quality of reused water standard is reached after processing(TB 3007-2000), it is real
The idea of development of recycling industries and clean production is showed.
Utility model content
The utility model for oil truck cleaning waste water water temperature it is high, containing pollutant concentration it is high the characteristics of, it is desirable to provide it is a kind of
Road tank car ejected wash water recycling and processing equipment, it can make water outlet after processing reach railway quality of reused water standard(TB
3007-2000), and the waste heat of waste water is enable to utilize, anaerobism effect and Biochemical Treatment are effectively increased, saves and takes up an area
Area, water recycles after enabling processing, reduces processing cost about more than 20%.
To achieve the above object, the utility model provides following technical solution:At a kind of road tank car ejected wash water reuse
Device is managed, it includes anaerobic reation pool, oil separator, coagulating basin, aerobic reaction tank, sedimentation basin, Fenton reaction tanks and recycle-water
Slot, the anaerobic reation pool are made of the interlayer outside anaerobic reaction bucket and anaerobic reaction bucket, the ejected wash water of the interlayer bottom into
Mouth has a suction pump, and the cleaning water outs on the interlayer top connect water inlet in the middle part of the oil separator through the first draining pump, it is described every
Oil sump middle and lower part water outlet connects water inlet in the middle part of the coagulating basin through the second draining pump, and coagulating basin top water outlet is through third
Draining pump connects the anaerobic reaction bottom of the barrel water inlet in the anaerobic reation pool, and the anaerobic reaction bucket top water outlet is through the 4th
Draining pump connects the aerobic reaction tank water inlet, and the aerobic reaction tank water outlet connects the sedimentation basin through the 5th draining pump and intakes
Mouthful, the sedimentation basin water outlet connects the Fenton reaction tanks water inlet, the Fenton reaction tanks water outlet through the 6th draining pump
Mouth connects the reuse sink water inlet through the 7th draining pump.
As the embodiment of the utility model, the bottom plate of the interlayer on the anaerobic reation pool tilts 20 ° to side.
As the embodiment of the utility model, the anaerobic reation pool is supported by supporting rack, bottom plate upper surface low side
Mud discharging mouth connects the anaerobic reaction bucket feed inlet through sludge pump.
Chemical feed pipe, the first pH value detector and the first stirring are equipped with as the embodiment of the utility model, in the coagulating basin
Device;Setting plus H in the Fenton reaction tanks2O2Pipe plus Fe2+Pipe, the first tune pH value pipe, the second pH value detector and second stir
Mix device;The reuse sink adjusts pH value pipe, third pH value detector and third blender equipped with second.
As the embodiment of the utility model, the anaerobic reaction bucket is is thoroughly mixed formula anaerobic reactor(CSTR), anaerobism
Filter tank(AF), Anaerobic Sequencing Bath Reactor(ASBR), anaerobic baffle reactor(ABR), up-flow anaerobic sludge blanket(UASB), detest
Oxygen is expanded granular sludge bed(EGSB)Or interior cycle(IC)Reactor;The oil separator is parallel flow intercepter, sloping plate oil separation tank;
The aerobic reaction tank is aerobic activated sludge process reactor;The sedimentation basin for rectangular sedimentation tank, radical sedimentation basin or
Inclined-plate clarifying basin.
Compared with prior art, the beneficial effects of the utility model are:
One:Road tank car ejected wash water has the characteristics that temperature is high, and the utility model is special to anaerobic reactor part
Design had not only effectively recycled the after-heat of oil truck ejected wash water, but also was conducive to that anaerobic reactor temperature is maintained to stablize, particularly
10-15 ° of anaerobism temperature or more is kept to have the treatment effect for keeping anaerobic reactor good under winter low temperature condition very important
Meaning.Secondly, the utilization of oil truck ejected wash water waste heat substantially reduces emulsification degree oily in waste water, improves follow-up oil removal effect
Fruit makes oil separator oil removal rate improve more than 15%, simultaneously because reducing biochemical treatment load and improvement effect and reducing Fenton
Dosing, thus reduce processing cost about more than 20%.
Two:Highway in China oil truck cleaning station not yet carries out sewage the technology and process equipment of Treatment for Reuse at present,
Minority uses existing oily waste water treatment pattern " oil removal-coagulation/air supporting-biochemistry " old three sets for the treatment of process.The utility model exists
New technological process and equipment are developed on the basis of this, water outlet after processing is made to reach railway quality of reused water standard(TB
3007-2000), COD < 50mg/L, oily < 1mg/L, ammonia nitrogen < 5mg/L, turbidity < 3NUT are practically free of coloration.
Three:Since the utility model takes full advantage of the waste heat of ejected wash water, ejected wash water storage is set before eliminating usual oil separator
The process of slot, therefore with the advantage saved construction area and reducingd the construction costs, while the reuse of ejected wash water also reduces clearly
Cost is washed, realizes the theory of recycling industries and clean production.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of the anaerobic reation pool of the utility model.
1- suction pumps in the figure, 2- anaerobic reation pools, 3- interlayers, 4- anaerobic reaction buckets, 5- mud discharging mouths, 6- supporting racks, 7-
Bottom plate, the 8th draining pumps of 8-, 9- sludge pumps, the first draining pumps of 10-, 11- oil separators, the second draining pumps of 12-, 13- coagulating basins,
14- chemical feed pipes, 15- the first pH value detectors, the first blenders of 16-, 17- third draining pumps, 18- third blenders, 19- the 4th
Draining pump, 20- aerobic reaction tanks, the 5th draining pumps of 21-, 22- sedimentation basins, the 6th draining pumps of 23-, 24- Fenton reaction tanks,
25- adds H2O2Pipe, 26- add Fe2+Pipe, 27- first adjust pH value pipe, 28- the second pH value detectors, the second blenders of 29-, 30- the
Seven draining pumps, 31- reuse sinks, 32- second adjust pH value pipe, 33- third pH value detectors.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
Please refer to Fig.1-2, in the utility model embodiment, to achieve the above object, the utility model provides following technology
Scheme:A kind of road tank car ejected wash water recycling and processing equipment, it includes anaerobic reation pool 2, oil separator 11, coagulating basin 13, good
Oxygen reaction tank 20, sedimentation basin 22, Fenton reaction tanks 24 and reuse sink 31, the quantity of the anaerobic reation pool 2 can be according to every
Day, cleaning tank car quantity was configured with average water yield, and to ensure the sufficient anaerobism time, 2 total measurement (volume) of anaerobic reation pool is more anti-than aerobic
Answer 20 volume of pond 3 times big, anaerobic reation pool 2 is circle, is divided into inside and outside two layers, anaerobic reation pool 2 is by anaerobic reaction bucket 4 and anaerobism
Interlayer 3 outside reaction container forms, and the cleaning water inlet of 3 bottom of interlayer has suction pump 1, the ejected wash water on 3 top of interlayer
Outlet connects the 11 middle part water inlet of oil separator through the first draining pump 10, and the 11 middle and lower part water outlet of oil separator is through the second draining
Pump 12 connects the 13 middle part water inlet of coagulating basin, and it is anti-that the 13 top water outlet of coagulating basin through third draining pump 17 connects the anaerobism
4 bottom water inlet of anaerobic reaction bucket in Ying Chi, it is described good that the 4 top water outlet of anaerobic reaction bucket connects through the 4th draining pump 19
20 water inlet of oxygen reaction tank, 20 water outlet of aerobic reaction tank meet 22 water inlet of sedimentation basin, institute through the 5th draining pump 21
It states 22 water outlet of sedimentation basin and connects 24 water inlet of Fenton reaction tanks through the 6th draining pump 23, the Fenton reaction tanks 24 go out
The 7th draining pump 30 of the mouth of a river connects 31 water inlet of reuse sink, and reuse sink 31 passes through the 8 draining reuse of the 8th draining pump.
Fenton reaction tanks 24 be configured quantity can as needed depending on, it is used in parallel, can temporarily be used as aqua storage tank after completion of the reaction,
Reduce floor space.
As shown in Figure 1, the bottom plate 7 of the interlayer 3 on the anaerobic reation pool tilts 20 ° to side;The anaerobic reation pool 2
It is supported by supporting rack 6, supporting rack 6 is arranged on 2 bottom margin of anaerobic reation pool to protect interlayer;The 7 upper surface low side of bottom plate
Mud discharging mouth 5 connect 4 feed inlet of anaerobic reaction bucket through sludge pump 9, mud discharging mouth 5 is fed by sludge pump 9 and anaerobic reaction bucket 4
Mouth is connected, and such greasy filth, which enters in anaerobic reaction bucket 4, to be decomposed, and greatly reduces by the solid waste for the vehicle generation that cleans the storage
Amount.
As shown in Figure 1, chemical feed pipe 14, the first pH value detector 15 and the first blender 16 are equipped in the coagulating basin 13;
Setting plus H in the Fenton reaction tanks 242O2Pipe 25 plus Fe2+Pipe 26, first adjusts pH value pipe 27, the second pH value detector 28
And second blender 29;The reuse sink 31 adjusts pH value pipe 32, third pH value detector 33 and third blender equipped with second
18。
The anaerobic reaction bucket 4 is is thoroughly mixed formula anaerobic reactor, anaerobic filter, Anaerobic Sequencing Bath Reactor, anaerobism
Baffle reactor, up-flow anaerobic sludge blanket, anaerobic expanded granular sludge bed or inner circulation reactor;The oil separator 11 is flat
Streaming oil separator, sloping plate oil separation tank;The aerobic reaction tank 20 is aerobic activated sludge process reactor;The sedimentation basin 22 is flat
Flow settling pond, radical sedimentation basin or inclined-plate clarifying basin.
Application examples one:
Using Maoming City oil truck cleaning station as objective for implementation, oil truck ejected wash water is in yellow or yellow-gray, temperature
58 ° of degree, turbidity 610NUT, there is pungent oily taste, 586.47 4978 mg/L of mg/L, COD of oil-containing, 26.31 mg/ of ammonia nitrogen
L, 107 mg/L of ss suspended solid, pH value 8.05.
Oil truck flushing water is directly squeezed by suction pump 1 in the interlayer 3 of anaerobic reation pool 2, anaerobic reaction in the application example
4 uses of bucket are thoroughly mixed formula anaerobic reactor.Ejected wash water and internal anaerobic reaction bucket 4 in interlayer 3 fully carry out heat exchange, stop
It stays and oil separator 11 is discharged by the first draining pump 10 by the 3 top discharge outlet of interlayer of anaerobic reation pool 2 after 8 hours time.In this way
4 temperature of anaerobic reaction bucket is maintained to maintain 10-15 ° of 4 temperature of anaerobic reaction bucket or more at 22 ° or more, winter.This mode was both returned
Flushing water heat has been received, and has reduced emulsification degree oily in ejected wash water, since ejected wash water reduces temperature after heat exchange, every
Oily effect is obviously improved, and oil separator oil removal rate is made to improve more than 15%, is conducive to subsequent biochemical processing.
The water outlet of oil separator 11 is discharged by the second draining pump 12 in coagulating basin 13 by middle and lower part water outlet, in the application example
Oil separator 11 is parallel flow intercepter, and 483.42 2963 mg/L of mg/L, COD of oil-containing is discharged after oil removal.It is added in coagulating basin 13
Coagulant for polyaluminium sulfate, dosage 0.5g/L is first configured to saturated solution before adding in, is added in by chemical feed pipe 14, logical
It crosses the first blender 16 to be stirred, stirring stops standing 1 hour after twenty minutes.
Then the water outlet of 13 top of coagulating basin enters anaerobic reaction bucket 4, the sludge of anaerobic reaction bucket 4 by third draining pump 17
Concentration is maintained at more than 6000mg/L, and sludge is with the cleaning water volume ratio after coagulating treatment 1:2.5, hydraulic detention time is
3 days, COD, oily removal rate were respectively 60%, 45%.
The water outlet of anaerobic reaction bucket 4 is discharged into aerobic reaction tank 20 by the 4th draining pump 19.Aerobic reaction tank in the application example
20 be aerobic activated sludge process, and sludge concentration is maintained at 3260mg/L, and aeration phase dissolved oxygen is controlled in 3.5mg/L, aeration
Between for after 6h, COD, oil removal rate be respectively 86%, 65%.
The water outlet of aerobic reaction tank 20 is discharged into sedimentation basin 22 by the 5th draining pump 21, and sedimentation basin 22 is advection in the application example
Formula sedimentation basin.
After the water outlet of sedimentation basin 22 is discharged into Fenton reaction tanks 24 by the 6th draining pump 23, it is separately added into 30% H2O2、
FeSO4•7H2O, the two molar ratio are 1:20, FeSO4•7H2O dosages are 0.5g/L, and pH value 3.0 is adjusted with the sulfuric acid of 5M,
1.5h is stood after stirring 1h.
The water outlet of Fenton reaction tanks 24 is discharged into reuse sink 31 by the 7th draining pump 30, it is molten to add in saturation NaOH
Liquid adjusts pH value 7.0, stirs and evenly mixs.Recycle-water COD 32.6mg/L, 0.32 mg/L of oil obtained after handling at this time,
1.67 mg/L of ammonia nitrogen, turbidity < 3NUT, water white transparency reach railway quality of reused water standard(TB 3007-2000)It carries out
Reuse.Since the utility model takes full advantage of the waste heat of ejected wash water, the process that ejected wash water aqua storage tank is set before oil separator is eliminated,
Therefore with the advantage saved construction area and reducingd the construction costs, while the reuse of ejected wash water also reduces cleaning cost, section
About water resource, therefore realize the theory of recycling industries and clean production.
Claims (8)
1. a kind of road tank car ejected wash water recycling and processing equipment, which is characterized in that it includes anaerobic reation pool, oil separator, mixes
Solidifying pond, aerobic reaction tank, sedimentation basin, Fenton reaction tanks and reuse sink, the anaerobic reation pool is by anaerobic reaction bucket and detests
Interlayer composition outside oxygen reaction container, the cleaning water inlet of the interlayer bottom have suction pump, and the ejected wash water on the interlayer top goes out
Mouth connects water inlet in the middle part of the oil separator through the first draining pump, and oil separator middle and lower part water outlet connects described through the second draining pump
Water inlet in the middle part of coagulating basin, coagulating basin top water outlet connect the anaerobic reaction in the anaerobic reation pool through third draining pump
Bottom of the barrel water inlet, the anaerobic reaction bucket top water outlet connects the aerobic reaction tank water inlet through the 4th draining pump, described
Aerobic reaction tank water outlet connects the sedimentation basin water inlet through the 5th draining pump, and the sedimentation basin water outlet connects through the 6th draining pump
The Fenton reaction tanks water inlet, the Fenton reaction tanks water outlet connect the reuse sink through the 7th draining pump and intake
Mouthful.
A kind of 2. road tank car ejected wash water recycling and processing equipment according to claim 1, which is characterized in that the anaerobism
The bottom plate of interlayer on reaction tank tilts 20 ° to side.
A kind of 3. road tank car ejected wash water recycling and processing equipment according to claim 2, which is characterized in that the anaerobism
Reaction tank is supported by supporting rack, and the mud discharging mouth of bottom plate upper surface low side connects the anaerobic reaction bucket feed inlet through sludge pump.
A kind of 4. road tank car ejected wash water recycling and processing equipment according to claim 1, which is characterized in that the coagulation
Chemical feed pipe, the first pH value detector and the first blender are equipped in pond;Setting plus H in the Fenton reaction tanks2O2Pipe plus Fe2 +Pipe, first adjust pH value pipe, the second pH value detector and the second blender;The reuse sink adjusts pH value pipe, pH value equipped with second
Detector and third blender.
A kind of 5. road tank car ejected wash water recycling and processing equipment according to claim 1, which is characterized in that the anaerobism
Reaction container is is thoroughly mixed formula anaerobic reactor, anaerobic filter, Anaerobic Sequencing Bath Reactor, anaerobic baffle reactor, up flow type
Anaerobic mud bed, anaerobic expanded granular sludge bed or inner circulation reactor.
A kind of 6. road tank car ejected wash water recycling and processing equipment according to claim 1, which is characterized in that the oil removal
Pond is parallel flow intercepter, sloping plate oil separation tank.
7. a kind of road tank car ejected wash water recycling and processing equipment according to claim 1, which is characterized in that described aerobic
Reaction tank is aerobic activated sludge process reactor.
A kind of 8. road tank car ejected wash water recycling and processing equipment according to claim 1, which is characterized in that the precipitation
Pond is rectangular sedimentation tank, radical sedimentation basin or inclined-plate clarifying basin.
Priority Applications (1)
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CN201721313344.3U CN207498227U (en) | 2017-10-12 | 2017-10-12 | A kind of road tank car ejected wash water recycling and processing equipment |
Applications Claiming Priority (1)
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CN201721313344.3U CN207498227U (en) | 2017-10-12 | 2017-10-12 | A kind of road tank car ejected wash water recycling and processing equipment |
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Publication Number | Publication Date |
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CN207498227U true CN207498227U (en) | 2018-06-15 |
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ID=62500180
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CN201721313344.3U Expired - Fee Related CN207498227U (en) | 2017-10-12 | 2017-10-12 | A kind of road tank car ejected wash water recycling and processing equipment |
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2017
- 2017-10-12 CN CN201721313344.3U patent/CN207498227U/en not_active Expired - Fee Related
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20181012 |
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