CN206204108U - A kind of processing unit of rolling effluent - Google Patents
A kind of processing unit of rolling effluent Download PDFInfo
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- CN206204108U CN206204108U CN201621095894.8U CN201621095894U CN206204108U CN 206204108 U CN206204108 U CN 206204108U CN 201621095894 U CN201621095894 U CN 201621095894U CN 206204108 U CN206204108 U CN 206204108U
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Abstract
The utility model discloses a kind of processing system of rolling effluent, including activating tank, the outlet of activating tank is connected with anaerobic reation pool, the outlet of anaerobic reation pool is connected with flocculation basin, the outlet of flocculation basin is connected with sedimentation basin, and the water body outlet of sedimentation basin is connected with aerobic reaction tank, and the bottom of sedimentation basin is connected with air-dried platform, air-dried platform is connected with acidolysis pond, and the outlet of aerobic reaction tank is connected with sterilization pool.The utility model can improve the deficiencies in the prior art, improve the treatment effect of waste water while process time is shortened, and carried out effective recovery to the useful component in waste water.
Description
Technical field
The utility model is related to technical field of smelting, especially a kind of processing unit of rolling effluent.
Background technology
Rolling effluent is one of most intractable waste water of steel industry.The waste water essentially between milling train unit, grinding roller and
Oil depot draining of strip degreasing unit, skin pass mill group and each unit etc..Oily waste water, can according to the form and stalling characteristic of oil
It is divided into oil slick, dispersed oil, oil emulsion, dissolved oil and an oily solids.The form of oil is mainly emulsification state in oily waste water.Emulsification
Oil is in milkiness shape in sewage, and oil droplet size is generally 0.1~25 μm.Oil droplet appearance wraps up one layer of negatively charged hydration shell,
The emulsified thing of Action of Surfactant is in stable state, elaioleucite stable for extended periods of time in water, it is difficult to separated with the method for machinery.
Chinese invention patent CN 101481195B disclose a kind of anaerobic-aerobic combined biological treatment method of oily waste water, reduce
The process complexity and processing cost of wastewater treatment.But, the process time of this processing method is long, to the useful unit in waste water
Element cannot be recycled fully.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of processing unit of rolling effluent, can solve the problem that existing skill
The deficiency of art, improves the treatment effect of waste water, and the useful component in waste water is carried out while process time is shortened
Effective recovery.
In order to solve the above technical problems, technical solution adopted in the utility model is as follows.
A kind of processing unit of rolling effluent, it is characterised in that activating tank (1), anaerobic reation pool (2), flocculation basin (3),
Sedimentation basin (4), aerobic reaction tank (5), sterilization pool (8) are sequentially connected, and the bottom of sedimentation basin (4) is connected with air-dried platform (6), wind
Dry platform (6) is connected with acidolysis pond (7).
A kind of processing unit of rolling effluent, the outlet of activating tank is connected with anaerobic reation pool, the outlet of anaerobic reation pool
Flocculation basin is connected with, the outlet of flocculation basin is connected with sedimentation basin, and the water body outlet of sedimentation basin is connected with aerobic reaction tank, sedimentation basin
Bottom be connected with air-dried platform, air-dried platform is connected with acidolysis pond, and the outlet of aerobic reaction tank is connected with sterilization pool.
The beneficial effect brought using above-mentioned technical proposal is：The utility model is detested by improving for waste water
The processing step of oxygen-aerobic reaction, shortens the reaction time, improves reaction efficiency, while being conducive to useful component in waste water
Effective precipitation and separation.Flocculation basin and sedimentation basin are added between anaerobic reation pool and aerobic reaction tank, waste water is improve net
Change efficiency, save the purification of waste water time.
Activating agent can effectively improve decomposition efficiency of the anaerobic bacteria for the medium oil material of waste water, when reducing flocculation sediment
The content of the medium oil material of sediment, and then it is easy to the extraction for useful component.Flocculant can be thin to the anaerobism in water body
The activity of bacterium is suppressed, and carries out decomposition neutralization to bioactive agent composition, so as to improve the reaction efficiency of subsequent process steps.Acid
Solution liquid can be peeled off quickly to the metallic compound in sediment, and then realize the extraction of useful component.Thimerosal can be with
Carried out disinfection to water body, its decomposition rate is fast, and residual rate is low, secondary pollution will not be produced to water body.
Brief description of the drawings
Fig. 1 is the structure chart of the utility model embodiment 1.
In figure：1st, activating tank；2nd, anaerobic reation pool；3rd, flocculation basin；4th, sedimentation basin；5th, aerobic reaction tank；6th, platform is air-dried；
7th, acidolysis pond；8th, sterilization pool.
Specific embodiment
As Fig. 1, the processing unit of rolling effluent of the present utility model include activating tank 1, the outlet of activating tank 1 is connected with to be detested
Oxygen reaction tank 2, the outlet of anaerobic reation pool 2 is connected with flocculation basin 3, and the outlet of flocculation basin 3 is connected with sedimentation basin 4, sedimentation basin 4
Water body outlet is connected with aerobic reaction tank 5, and the bottom of sedimentation basin 4 is connected with air-dried platform 6, air-dries platform 6 and is connected with acidolysis pond
7, the outlet of aerobic reaction tank 5 is connected with sterilization pool 8.
The processing method of above-mentioned rolling effluent, comprises the following steps：
A, waste water is entered activating tank 1, add activator to carry out priming reaction in activating tank 1, the reaction time is 4.5h；
The addition of activator is 3.1kg/m3；Activator component is as follows：
The benzalkonium chloride of 18wt%, the acid polyethylene of 10wt%, the sodium pyrophosphate of 6wt%, the octyl group beet of 3.5wt%
Alkali, the sodium sulfite of 4wt%, the 2- methyl Ds-phenylalanine of 2wt%, the isopropyl propionate of 4wt%, seven methyl two of 5wt%
Silazane, balance of phenmethylol.
B, the water body crossed by processing of step A enter anaerobic reation pool 2, and the pollutant in water body is entered using anaerobic sludge
Row anaerobic digestion digests, and the reaction time is 18h；Anaerobic sludge in step B can be bought can also be using the side of prior art
Method is tamed.Anaerobic sludge includes granule sludge, floc sludge.Granule sludge：Anaerobic grain sludge, efficient anaerobic activity is dirty
Mud strain.Anaerobic grain sludge is to process the sludge rich in various anaerobe populations generated during organic wastewater, is have
The microecosystem of homeostasis performance, wherein containing the population of various organic pollutions in degraded raw wastewater, can be processed
Various high concentrated organic wastewaters, start for high-concentration organic wastewater treatment system anaerobic organism.Granule sludge is actually micro-
A kind of form of biological fixation, its outward appearance is with relatively regular spherical or oval black material.The particle diameter of granule sludge
Generally 0.1~2mm, it is indivedual it is big have 5mm, density is 1.04~1.08g/cm3, is slightly weighed than water, with well settling really
The methanogenesis activity of performance and degraded Organic substance in water.Floc sludge is that above-mentioned granule sludge is formed by press filtration, dehydration.
The addition of the anaerobic sludge in step B, those skilled in the art can be selected according to actual needs.
C, the water body treated by step B enter flocculation basin 3, and flocculant is added in flocculation basin 3, after at the uniform velocity stirring 2h
Sedimentation basin 4 is entered, is staticly settled in sedimentation basin 4, supernatant is entered into aerobic reaction tank 5, sediment entered air-dried
Platform 6；
The addition of flocculant is 11kg/m3；Flocculant component is as follows：
The Calcium Disodium Versenate of 12wt%, the carboxylic acid sodium of 6wt%, the citric acid of 14wt%, the carbonic acid of 6.5wt%
Calcium, the ethylenediamine of 5wt%, the aluminum potassium sulfate of 4wt%, the PDDA of 19wt%, the sulfuric acid Asia of 7wt%
Iron, the 4- isopropyl phenylacetates of 3wt%, the propyl lactate of 6wt%, the methyl cyclopentenyl ketone of 4wt%, balance of 3- methyl-
1- pentyne -3- alcohol.
D, sediment enter acidolysis pond 7 after the enterprising sector-style of air-dried platform 6 is dry, and acid hydrolysis solution, acidolysis are added in acidolysis pond 7
Liquid is 11 with the mass ratio of sediment:1, sediment is decomposed, metallic compound is then extracted in decomposed solution is carried out
Secondary utilization；Acid hydrolysis solution component is as follows：
The toluenediamine of 21wt%, the 1- phenoxy group -2- propyl alcohol of 5wt%, the potassium permanganate of 7wt%, the hydrochloric acid of 16wt%,
Balance of water, the concentration of hydrochloric acid is 30%.Metallic compound is extracted in decomposed solution can be carried out using the method for prior art
Extract.
E, oxygen is passed through in aerobic reaction tank 5, and aerobic decomposition is carried out to the supernatant in step C using aerobic sludge
Digestion, the reaction time is 14h；
Aerobic sludge is also known as aerobic activated sludge, activated sludge；Having in complicated microorganism and waste water in activated sludge
Machine nutrients forms the food chain of complexity.Take on purification task at first is heterotrophic bacteria and S fungi, and bacterium is particularly
Spherical bacteria plays a part of most critical, and the activated sludge of excellent operating is the bacterium being made up of spherical bacterium as skeleton with der Pilz
Micelle.Settleability is good, and with the normal operation of activated sludge, bacterium amount reproduction starts to grow protozoan, be bacterium once
Predator.The common protozoan amphitrichous worm of activated sludge, meat caterpillar, infusorian and worms on a sucker.It is solid when activated sludge is ripe
The infusorian of type, plant worm dominance；Metazoa is the secondary predator of bacterium, and such as wheel animalcule, nematode can only be in dissolved oxygen
Just occur when sufficient, so illustrate that water quality treatment takes a turn for the better when there is metazoa indicating.Its performance indications includes：Mixed liquor hangs
Floating solid (MLSS), sludge settling ratio (SV), sludge index [sludge volume index (SVI), sludge density index (SDI) (SDI).This reality
Can be bought with new described aerobic sludge can also be using the method culture of prior art.
The addition of the aerobic sludge in step E, those skilled in the art can be selected according to actual needs, according to
BOD meets the sludge load capacity calculating with film.
F, the water body treated by step E enter sterilization pool 8, add thimerosal to carry out disinfection in sterilization pool 8, then
Stand after drying 6h, form reclaimed water water body.The addition of thimerosal is 65g/m3；Thimerosal component is as follows：
The hydrogen peroxide of 5.5wt%, the malic acid of 4wt%, the DCCNa of 0.75wt%, the 4 of 7.5wt%,
2- isopropyl -2- the phenylacetic acids of 4'- xenyls hypoboric acid, 1.5wt%, balance of water.
The utility model can effectively shorten the process time of wastewater treatment.Use processing system provided by the utility model
System and the processing system of patent (prior art) cited in background technology are sampled experiment respectively in same wastewater disposal basin, as a result
It is as follows：
As seen from the above table, the utility model can effectively improve the rate of recovery of metallic compound, and can significantly improve
Water quality after treatment.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (2)
1. a kind of processing unit of rolling effluent, it is characterised in that activating tank (1), anaerobic reation pool (2), flocculation basin (3), heavy
Shallow lake pond (4), aerobic reaction tank (5), sterilization pool (8) are sequentially connected, and the bottom of sedimentation basin (4) is connected with air-dried platform (6), air-dry
Platform (6) is connected with acidolysis pond (7).
2. a kind of processing unit of rolling effluent, including activating tank (1), it is characterised in that：The outlet of activating tank (1) is connected with to be detested
Oxygen reaction tank (2), the outlet of anaerobic reation pool (2) is connected with flocculation basin (3), and the outlet of flocculation basin (3) is connected with sedimentation basin
(4), the water body outlet of sedimentation basin (4) is connected with aerobic reaction tank (5), and the bottom of sedimentation basin (4) is connected with air-dried platform (6),
Air-dry platform (6) and be connected with acidolysis pond (7), the outlet of aerobic reaction tank (5) is connected with sterilization pool (8).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095894.8U CN206204108U (en) | 2016-09-30 | 2016-09-30 | A kind of processing unit of rolling effluent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095894.8U CN206204108U (en) | 2016-09-30 | 2016-09-30 | A kind of processing unit of rolling effluent |
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| Publication Number | Publication Date |
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| CN206204108U true CN206204108U (en) | 2017-05-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106219911A (en) * | 2016-09-30 | 2016-12-14 | 山东钢铁股份有限公司 | The processing system of a kind of rolling effluent and processing method thereof |
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2016
- 2016-09-30 CN CN201621095894.8U patent/CN206204108U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106219911A (en) * | 2016-09-30 | 2016-12-14 | 山东钢铁股份有限公司 | The processing system of a kind of rolling effluent and processing method thereof |
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