CN203144227U - Integrated device for multi-level oxidation treatment of refractory wastewater - Google Patents
Integrated device for multi-level oxidation treatment of refractory wastewater Download PDFInfo
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- CN203144227U CN203144227U CN 201320063031 CN201320063031U CN203144227U CN 203144227 U CN203144227 U CN 203144227U CN 201320063031 CN201320063031 CN 201320063031 CN 201320063031 U CN201320063031 U CN 201320063031U CN 203144227 U CN203144227 U CN 203144227U
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Abstract
The utility model belongs to the technical field of wastewater treatment, and discloses an integrated device for multi-level oxidation treatment of refractory wastewater. The integrated device comprises a liquid medicine mixing device, a multi-level oxidation tank, a flocculation tank, a sedimentation tank and a water outlet pipe in sequential connection, wherein the liquid medicine mixing device comprises a lifting pump, a hydrogen peroxide feeding pipe, an efficient jet flow aerator and a water inlet pipe. The integrated device disclosed by the utility model saves the operation cost and improves the reaction activity and the conversion rate. A new structure is not required from feeding wastewater into the device to discharging water up to standard, contact with the external air is reduced, and the secondary pollution is reduced. The integrated device is suitable for treating wastewater with high, medium and low concentrations as well as treating toxic wastewater, can be used for treating refractory substances more thoroughly, and realizes lower energy consumption, fast reaction and high removal rate of pollutants. Moreover, the device has the advantages of reasonable design, compact structure and easiness in engineering design, mounting and maintenance.
Description
Technical field
The utility model belongs to technical field of waste water processing, relates to the integrated apparatus that a kind of multi-stage oxidizing is handled used water difficult to degradate.
Background technology
Along with the development of society, the organic value volume and range of product of difficult degradation grows with each passing day in the trade effluent in the industries such as medicine, chemical industry, agricultural chemicals and printing and dyeing.Depend merely on conventional sewage physics way and be difficult to reach emission request, the improvement of organic wastewater with difficult degradation thereby becomes one of the focus of Study on Water Pollution Control and difficult point.
At present, people have also studied some treating methods, the Chinese patent literature of publication number CN202576065U (application number 201220190379.3) discloses a kind of advanced oxidation device of handling organic wastewater with difficult degradation thereby, it is handled thoroughly for hard-degraded substance, and effluent COD concentration can be stablized and reaches below the 50mg/L.But the running cost height, and acidic substance belong to hazardous substance more.
CN101555082A discloses method of wastewater treatment and the device of a kind of electrochemical degradation and photocatalysis oxidation technique coupling, adopt the combination of flowing-type electrolyzer and photo catalysis reactor that organic waste water is handled, this device has been obtained good effect, but power consumption is big.
The Chinese patent of notification number CN201694926U (application number 201020189695.X) discloses a kind of four phase multi-stage oxidizing reactors, and the below of tank interior packing layer is provided with aeration tube.Establish ultraviolet ray generating apparatus in this reactor, integrate solid, liquid, gas, light four phase multidigits when handling waste water, the processing efficiency of waste water is improved greatly, but power consumption is big, the waste water PH after the processing is lower, and turbidity is higher, can't directly discharge.
The utility model content
The purpose of this utility model provides the integrated apparatus that a kind of multi-stage oxidizing is handled used water difficult to degradate, install reasonable in designly, compact construction is easy to engineering design, installation and maintenance, be applicable to the wastewater treatment of high, medium and low different concns, and the processing of poisonous waste water.And consume lower, speed of response is fast, pollutants removal rate is high.
A kind of multi-stage oxidizing is handled the integrated apparatus of used water difficult to degradate, comprises the liquid medicine mixing device, multi-stage oxidizing groove, flocculation groove, settling tank and the rising pipe that connect successively.
The liquid medicine mixing device comprises lift pump, hydrogen peroxide chemical feed pipe, high-efficiency jet aeration and water inlet pipe.
Wherein, high-efficiency jet aeration provides oxygen source, plays stirring action simultaneously, keeps the dissolved oxygen in water value in certain limit, is reaching the usage quantity saving working cost that can reduce hydrogen peroxide under the situation of equal effect.
The multi-stage oxidizing groove arranges dividing plate, and dividing plate one upper lateral part and bottom arrange silk screen, and the centre arranges ultraviolet generation device, and the opposite side upper and lower arranges silk screen, and the centre arranges ultraviolet generation device and ferrous dosing mouth, and multi-stage oxidizing groove top arranges venting port.
Filling filler respectively between the silk screen of dividing plate one upper lateral part and bottom and between the silk screen of dividing plate opposite side upper and lower; Catalyzer is set on the filler.Filler is the wastewater treatment customary filler, preferred how empty ball-type floating stuffing, semi soft packing or biofilm packing.
Catalyzer on packing layer is in a kind of state of fluffy come-up all the time, increases contact area and the reaction times of filler and sewage, effectively improves reactive behavior and transformation efficiency.
Catalyzer on ultraviolet ray and the packing layer and hydrogen peroxide reaction generate OH free radical, ultraviolet ray and Fe
2+To H
2O
2Catalytic decomposition have synergistic effect, rate of decomposition is much larger than Fe
2++ H
2O
2, this mainly is because Fe
2+Some hydroxyl compound photosensitization reaction can take place generates due to the free radical such as OH.Various indexs significantly reduce under a large amount of OH strong oxidation of free radical that sewage produces in main reaction region.
Flocculation groove top arranges the flocculant concentration pipe, and the bottom arranges the taper bucket, and taper bucket lower end arranges the coagulation tube, and the liquid caustic soda commissioning pipe is set in the coagulation tube.
Multi-stage oxidizing groove lower end links to each other with the coagulation tube by pipeline.
The bus of taper bucket and the angle of horizontal plane are the 45-60 degree.
Taper bucket and coagulation tube are condensed into the closely knit flco of bulk with various micelles and suspended particle in the sewage; Rely on fluid force principles such as orthokinetic coagulation and filtered water mechanics; Make flco and water sharp separation at the flocculation groove, form the suspension mud layer, the filtering layer of this layer densification can effectively be removed the suspended substance in the water and contain oil particles.
The settling tank bottom arranges settling bath, and the settling bath lower end arranges shore pipe, and settling tank top arranges dividing plate, and the dividing plate right side arranges tilted plate separator, and the settling tank right side sets out water pipe, and thief hole is set on the rising pipe.
Rising pipe is higher than tilted plate separator.
Under the effect of gravity, the heavier big solid particulate of part sinks, and all the other solid particulates are raised to the position of tilted plate separator with current, use shallow pond sedimentation theory, utilize the swash plate spacing to shorten sedimentation time rapidly, reach the effect of quick solid-liquid separation.
At hydrogen peroxide chemical feed pipe, water inlet pipe, ferrous chemical feed pipe, flocculant concentration pipe, liquid caustic soda commissioning pipe, thief hole, rising pipe and shore pipe and vapor pipe valve is set respectively.
Waste water is by behind the lift pump, enter the multi-stage oxidizing groove through high-efficiency jet aeration from water inlet pipe, open hydrogen peroxide chemical feed pipe valve simultaneously and add hydrogen peroxide, ferrous chemical feed pipe valve adding ferrous ion, the ultraviolet generation device of opening in the multi-stage oxidizing groove carries out wastewater treatment, and waste gas is discharged by vapor pipe.Sewage after the processing enters coagulation tube and the taper bucket of flocculation groove by pipeline, open liquid caustic soda commissioning pipe valve and add alkali, add pipe in flocculation and add flocculation agent, form the closely knit flco of bulk, in the flocculation groove, make flco and water sharp separation then, the baffling of sewage natural circulation subsequently enters settling tank, and inorganic iron mud is deposited to settling bath, discharges through shore pipe; Sewage flows out by rising pipe through the tilted plate separator post precipitation.Whether up to standard, reach emission standard at last if carrying out sample detecting at thief hole.
Compare with present technology, the utlity model has following advantage:
1, adopts multi-stage oxidizing treatment technology and suspended sludge filtering technique, save running cost, improved reactive behavior and transformation efficiency.
2, from the waste water access to plant to discharge up to standard, need not new construction of structures, and reduced and the contacting of extraneous air, reduced secondary pollution.
3, be applicable to the wastewater treatment of height, the low different concns of neutralization, and the processing of poisonous waste water.
4, hard-degraded substance is handled more thorough, effluent COD concentration can be stablized and reaches 50mg/L, and energy consumption is lower, speed of response is fast, pollutants removal rate is high.
5, device is reasonable in design, and compact construction is easy to engineering design, installation and maintenance.
Description of drawings
The integration apparatus synoptic diagram of Fig. 1, processing used water difficult to degradate.
Among the figure, 1, lift pump, 2, the hydrogen peroxide chemical feed pipe, 3, high-efficiency jet aeration, 4, water inlet pipe, 5-1, ultraviolet generation device, 5-2, ultraviolet generation device, 6-1, dividing plate, 6-2 dividing plate, 6-3, dividing plate, 7-1, silk screen, 7-2, silk screen, 8, ferrous chemical feed pipe, 9, filler, 10, the flocculant concentration pipe, 11, taper bucket, 12, the liquid caustic soda commissioning pipe, 13, pipeline, 14, coagulation tube, 15, tilted plate separator, 16 settling baths, 17, shore pipe, 18, thief hole, 19, rising pipe, 20, settling tank, 21, flocculation groove, 22, the multi-stage oxidizing groove, 23, vapor pipe.
Embodiment
Be described further below in conjunction with the utility model of embodiment.
Embodiment 1
As the integrated apparatus of Fig. 1 multi-stage oxidizing processing used water difficult to degradate, comprise the liquid medicine mixing device, multi-stage oxidizing groove 22, flocculation groove 21, settling tank 20 and the rising pipe 19 that connect successively.
The liquid medicine mixing device comprises lift pump 1, hydrogen peroxide chemical feed pipe 2, high-efficiency jet aeration 3 and water inlet pipe 4.
Multi-stage oxidizing groove 22 arranges dividing plate 6-1, dividing plate one upper lateral part and bottom arrange silk screen 7-1, and the centre arranges ultraviolet generation device 5-1, and the opposite side upper and lower arranges silk screen 7-2, the centre arranges ultraviolet generation device 5-2 and ferrous chemical feed pipe 8, and multi-stage oxidizing groove 22 tops arrange vapor pipe 23.
Filling filler 9 respectively between the silk screen 7-1 of dividing plate one upper lateral part and bottom and between the silk screen 7-2 of dividing plate opposite side upper and lower; On the filler 9 catalyzer is set.
Multi-stage oxidizing groove 22 lower ends link to each other with coagulation tube 14 by pipeline 13.
The bus of taper bucket (11) and the angle of horizontal plane are 60 degree.
Settling tank 20 bottoms arrange settling bath 16, and settling bath 16 lower ends arrange shore pipe 17, and settling tank 20 tops arrange dividing plate 6-3, and dividing plate 6-3 right side arranges tilted plate separator 15, and the settling tank right side sets out water pipe 19, and thief hole 18 is set on the rising pipe 19.
Rising pipe 19 is higher than tilted plate separator 15.
At hydrogen peroxide chemical feed pipe 2, water inlet pipe 4, ferrous chemical feed pipe 8, flocculant concentration pipe 10, liquid caustic soda commissioning pipe 12, thief hole 18, rising pipe 19, shore pipe 17 and vapor pipe 23 valve is set respectively.
Waste water is by behind the lift pump 1, enter multi-stage oxidizing groove 22 through high-efficiency jet aeration 3 from water inlet pipe 4, open hydrogen peroxide chemical feed pipe 2 valves simultaneously and add hydrogen peroxide, ferrous chemical feed pipe 8 valves adding ferrous ion, the ultraviolet generation device of opening in the multi-stage oxidizing groove 22 5 carries out wastewater treatment.Sewage after the processing enters coagulation tube 14 and taper bucket 11 by pipeline 13, open liquid caustic soda commissioning pipe 12 valves and add alkali, add pipe 10 in flocculation and add flocculation agent, form the closely knit flco of bulk, in flocculation groove 21, make flco and water sharp separation then, the baffling of sewage natural circulation subsequently enters settling tank 20, and inorganic iron mud is deposited to settling bath 16, discharges through shore pipe 17; Sewage flows out by rising pipe 19 through tilted plate separator 15 post precipitations.Sample at thief hole 18, whether up to standardly detect, reach emission standard at last.
The integrated apparatus of handling used water difficult to degradate with multi-stage oxidizing carries out wastewater treatment, and the Inlet and outlet water index is to such as table 1:
The contrast of table 1 wastewater treatment Inlet and outlet water index
| Type | Water inlet COD (mg/l) | Water outlet COD (mg/l) | Running cost (unit/m 3) |
| Paper waste | 300 | 120 | 1.2 |
| Pharmacy waste water | 500 | 150 | 2.0 |
| Petrochemical wastewater | 120 | 50 | 0.7 |
The integrated apparatus energy consumption that this multi-stage oxidizing is handled used water difficult to degradate is lower, speed of response is fast, pollutants removal rate is high.
Claims (9)
1. the integrated apparatus of a multi-stage oxidizing processing used water difficult to degradate is characterized in that, comprises the liquid medicine mixing device, multi-stage oxidizing groove (22), flocculation groove (21), settling tank (20) and the rising pipe (19) that connect successively.
2. multi-stage oxidizing according to claim 1 is handled the integrated apparatus of used water difficult to degradate, it is characterized in that the liquid medicine mixing device comprises lift pump (1), hydrogen peroxide chemical feed pipe (2), high-efficiency jet aeration (3) and water inlet pipe (4).
3. multi-stage oxidizing according to claim 1 is handled the integrated apparatus of used water difficult to degradate, it is characterized in that, multi-stage oxidizing groove (22) arranges dividing plate (6-1), dividing plate one upper lateral part and bottom arrange silk screen (7-1), the centre arranges ultraviolet generation device (5-1), the opposite side upper and lower arranges silk screen (7-2), and the centre arranges ultraviolet generation device (5-2) and ferrous chemical feed pipe (8), and multi-stage oxidizing groove (22) top arranges vapor pipe (23).
4. multi-stage oxidizing according to claim 3 is handled the integrated apparatus of used water difficult to degradate, it is characterized in that, filling filler (9) respectively between the silk screen (7-1) of dividing plate one upper lateral part and bottom and between the silk screen (7-2) of dividing plate opposite side upper and lower; Filler arranges catalyzer on (9).
5. multi-stage oxidizing according to claim 1 is handled the integrated apparatus of used water difficult to degradate, it is characterized in that, flocculation groove (21) top arranges flocculant concentration pipe (10), the bottom arranges taper bucket (11), taper bucket (11) lower end arranges coagulation tube (14), and liquid caustic soda commissioning pipe (12) is set in the coagulation tube (14).
6. multi-stage oxidizing is handled the integrated apparatus of used water difficult to degradate according to claim 1 or 5, it is characterized in that multi-stage oxidizing groove (22) lower end links to each other with coagulation tube (14) by pipeline (13).
7. multi-stage oxidizing according to claim 5 is handled the integrated apparatus of used water difficult to degradate, it is characterized in that the bus of taper bucket (11) and the angle of horizontal plane are the 45-60 degree.
8. multi-stage oxidizing according to claim 1 is handled the integrated apparatus of used water difficult to degradate, it is characterized in that, settling tank (20) bottom arranges settling bath (16), settling bath (16) lower end arranges shore pipe (17), settling tank (20) top arranges dividing plate (6-3), dividing plate (6-3) right side arranges tilted plate separator (15), and the settling tank right side sets out water pipe (19), and thief hole (18) is set on the rising pipe (19).
9. multi-stage oxidizing according to claim 8 is handled the integrated apparatus of used water difficult to degradate, it is characterized in that rising pipe (19) is higher than tilted plate separator (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320063031 CN203144227U (en) | 2013-02-04 | 2013-02-04 | Integrated device for multi-level oxidation treatment of refractory wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320063031 CN203144227U (en) | 2013-02-04 | 2013-02-04 | Integrated device for multi-level oxidation treatment of refractory wastewater |
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| Publication Number | Publication Date |
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| CN203144227U true CN203144227U (en) | 2013-08-21 |
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| CN 201320063031 Expired - Fee Related CN203144227U (en) | 2013-02-04 | 2013-02-04 | Integrated device for multi-level oxidation treatment of refractory wastewater |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103803748A (en) * | 2014-03-04 | 2014-05-21 | 中凯化学(大连)有限公司 | Butadiene styrene rubber wastewater treatment process |
| CN103803747A (en) * | 2014-03-04 | 2014-05-21 | 中凯化学(大连)有限公司 | Integrated high-efficiency water treatment reactor |
| CN104150656A (en) * | 2014-07-25 | 2014-11-19 | 中国环境科学研究院 | Device and method for purifying biologically treated sewage through nano aerated coagulation-stirred flocculation |
| CN104193081A (en) * | 2014-07-25 | 2014-12-10 | 席北斗 | Device for filtering sewage step by step and method for treating sewage by using device |
| CN105858993A (en) * | 2016-04-14 | 2016-08-17 | 中国石油天然气股份有限公司 | Gas field alcohol-containing wastewater vertical flow integral sealed treatment apparatus |
| CN106830456A (en) * | 2017-03-23 | 2017-06-13 | 宜兴市坤佳环境科技有限公司 | Combined sewage multi-stage oxidizing processing unit |
| CN108086415A (en) * | 2017-12-22 | 2018-05-29 | 田蕙珺 | A kind of System for reclaiming domestic waste water |
| CN110980920A (en) * | 2019-12-23 | 2020-04-10 | 上海天汉环境资源有限公司 | Efficient aeration oxidation method and equipment for wastewater |
-
2013
- 2013-02-04 CN CN 201320063031 patent/CN203144227U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103803748A (en) * | 2014-03-04 | 2014-05-21 | 中凯化学(大连)有限公司 | Butadiene styrene rubber wastewater treatment process |
| CN103803747A (en) * | 2014-03-04 | 2014-05-21 | 中凯化学(大连)有限公司 | Integrated high-efficiency water treatment reactor |
| CN103803748B (en) * | 2014-03-04 | 2015-09-16 | 中凯化学(大连)有限公司 | A kind of sbr wastewater treatment process |
| CN103803747B (en) * | 2014-03-04 | 2016-02-17 | 中凯化学(大连)有限公司 | Integrated high-efficiency water processing reactor |
| CN104150656A (en) * | 2014-07-25 | 2014-11-19 | 中国环境科学研究院 | Device and method for purifying biologically treated sewage through nano aerated coagulation-stirred flocculation |
| CN104193081A (en) * | 2014-07-25 | 2014-12-10 | 席北斗 | Device for filtering sewage step by step and method for treating sewage by using device |
| CN104150656B (en) * | 2014-07-25 | 2015-11-25 | 中国环境科学研究院 | Nanometer aeration condenses-stirs the apparatus and method of flocculating and purifying biological treatment of sewage |
| CN105858993A (en) * | 2016-04-14 | 2016-08-17 | 中国石油天然气股份有限公司 | Gas field alcohol-containing wastewater vertical flow integral sealed treatment apparatus |
| CN106830456A (en) * | 2017-03-23 | 2017-06-13 | 宜兴市坤佳环境科技有限公司 | Combined sewage multi-stage oxidizing processing unit |
| CN108086415A (en) * | 2017-12-22 | 2018-05-29 | 田蕙珺 | A kind of System for reclaiming domestic waste water |
| CN110980920A (en) * | 2019-12-23 | 2020-04-10 | 上海天汉环境资源有限公司 | Efficient aeration oxidation method and equipment for wastewater |
| CN110980920B (en) * | 2019-12-23 | 2024-05-14 | 上海天汉环境资源有限公司 | Efficient aeration oxidation method and equipment for wastewater |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20160204 |