CN202508902U - Integrated oxygen cathode electrolytic catalytic oxidation sewage treatment device - Google Patents
Integrated oxygen cathode electrolytic catalytic oxidation sewage treatment device Download PDFInfo
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- CN202508902U CN202508902U CN201220123936XU CN201220123936U CN202508902U CN 202508902 U CN202508902 U CN 202508902U CN 201220123936X U CN201220123936X U CN 201220123936XU CN 201220123936 U CN201220123936 U CN 201220123936U CN 202508902 U CN202508902 U CN 202508902U
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- oxygen cathode
- anode
- catalytic oxidation
- sewage treatment
- treatment device
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Abstract
The utility model discloses an integrated oxygen cathode electrolytic catalytic oxidation sewage treatment device. The integrated oxygen cathode electrolytic catalytic oxidation sewage treatment device comprises an oxygen cathode electrolytic catalytic oxidation tank, a direct-current power supply, an anode and a cathode, wherein electrolyte is contained in the oxygen cathode electrolytic catalytic oxidation tank; a water outlet is formed on the upper part of the oxygen cathode electrolytic catalytic oxidation tank; the anode is connected with a positive electrode of the direct-current power supply; and the cathode is connected with a negative electrode of the direct-current power supply. The integrated oxygen cathode electrolytic catalytic oxidation sewage treatment device is characterized in that the anode is a dimension stable anode (DSA) and the cathode is a stainless steel cathode; catalyst particles are suspended in the electrolyte; and a filter screen is arranged at a water outlet. The sewage treatment device has the advantages of high efficiency, environment friendliness, small floor area and the like; and according to the device, active substances such as hydroxyl radical and nascent oxygen with extremely-high oxidizability can be generated, organic pollutants in waste water can be quickly decomposed, and Cl-containing waste water can be electrolyzed to generate water which does not contain toxic organic chlorine compounds and high-concentration active residual chlorine.
Description
Technical field
The utility model relates to sewage treatment area, particularly a kind of integral type oxygen cathode catalytic and oxidative electrolysis technology waste disposal plant.
Background technology
Along with industrial expansion, hardly degraded organic substance is on the rise to the pollution of water body, and the effective environmental Pollution control technology has caused general attention.
Persistent organic pollutants in direct oxidation in the electrolytic oxidation techniques make use electrolytic process and the indirect oxidation effect oxygenolysis water make it be decomposed into CO
2, H
2O and simple organism.Direct oxidation, promptly pollutent directly loses electronics and oxidized at anode; Indirect oxidation promptly utilizes OH
-, Cl
-Lose electronics at anode and generate the active substance have than strong oxidizing property like [OH], [O], Cl
2Deng, utilize organism in these active substance oxygenolysis water.It is that anode is analysed oxygen and (contained Cl that this technology faces main side reaction
-Also might separate out chlorine in the waste water), cathode hydrogen evolution has all increased electrolysis energy consumption.Contain Cl
-Further handle because of containing poisonous organic active chlorine residue needs that contain chlorine complex and high density behind the wastewater electrolytic.
The decomposition that catalyzed oxidation techniques make use catalyzer is oxidation reinforced dose is with the chemical reaction between pollutent and the oxygenant in the quickening waste water, to remove the pollutent in the water.Utilize chlorine and oxide compound thereof, ozone and ydrogen peroxide 50 that waste water is carried out catalyzed oxidation, they can decompose deliquescent organic toxicant in the water, make it become the organism of poisonless biological degradable.But should technology except receive expensive and restriction that technology controlling and process is complicated, the mineralization degree of aromatic hydrocarbon is also very low.
The utility model content
To the problems referred to above, the purpose of the utility model provide a kind of efficiently, environmental friendliness, integral type oxygen cathode catalytic and oxidative electrolysis technology waste disposal plant that floor space is little.
For achieving the above object; The technical scheme that the utility model proposed is: a kind of integral type oxygen cathode catalytic and oxidative electrolysis technology waste disposal plant, comprise oxygen cathode catalytic and oxidative electrolysis technology groove, direct supply, anode, negative electrode, and said oxygen cathode catalytic and oxidative electrolysis technology groove contains electrolytic solution; Top is provided with a water outlet; Described anode is connected with dc power anode, and negative electrode is connected with dc power cathode, it is characterized in that: described anode is that DSA anode and described negative electrode are stainless steel cathode; Be suspended with catalyst particle in the described electrolytic solution, described water outlet is provided with filter screen.
Further, described oxygen cathode catalytic and oxidative electrolysis technology trench bottom is furnished with aeration tube.
Further, described oxygen cathode catalytic and oxidative electrolysis technology trench bottom is furnished with water distributor.
Further, described filter screen aperture is 500 orders.
Further, described oxygen cathode catalytic and oxidative electrolysis technology groove is processed by the UPVC plate.
The concrete principle of the utility model is: the described DSA electrode of the utility model is to adopt MOX that electrodip process goes up deposition one deck micron or submicron order at metallic matrix (like Ti, Zr, Ta, Nb etc.) (like SnO
2, IrO
2, RuO
2, PbO
2Deng) and the electrode of preparation, electrodip process almost is the unique effective way of preparation grain-size less than 10nm compact nanometer block materials, improves oxygen evolution potential through improving material and coating structure.
As excitation energy, air that in electrolyzer, feeds or oxygen excite down galvanic the utility model with electric energy, and two electron reductions have taken place negative electrode, produce the status nascendi H with certain oxidisability
2O
2Its reaction formula is following:
O
2+2H
++2e→H
2O
2 (1)
Status nascendi H
2O
2Under the effect of catalyzer, produced the extremely strong hydroxyl radical free radical of oxidisability:
H
2O
2+M
xO
y+H+→OH·+M
x ++H
2O (2)
OH+R → CO
2+ mineral ion (3)
The utility model catalyst system therefor is formed by weight being generally: as the MOX 10%-30% of activeconstituents, carrier 70%-90%.Wherein MOX is made up of one or more oxide compounds among Fe, Co, the Ni, and carrier is gac or Al
2O
3Its preparation method is: mix by the nitrate salt and the carrier of required proportioning metal, at room temperature flood a week back in 100 ℃ dry down, then 700 ℃ with oxygen free condition under carry out roasting 1h.It is simple to adopt the immersion process for preparing catalyzer to have technology, and catalytic activity is high, and active ingredient is difficult for advantages such as loss.The size of the granules of catalyst of the utility model is generally the 100-200 order.
The integral type oxygen cathode catalytic and oxidative electrolysis technology waste disposal plant of the utility model can be used for efficiently handling organic wastewater with difficult degradation thereby.This device can produce hydroxyl radical free radical, the nascent oxygen isoreactivity material of extremely strong oxidisability, can decompose organic pollutant in the waste water rapidly, and can make and contain Cl
-The electrolysis water outlet of waste water does not contain poisonous organic active chlorine residue that contains chlorine complex and high density.
Description of drawings
Fig. 1 is the described waste disposal plant basic block diagram of the utility model;
Fig. 2 be the described waste disposal plant of the utility model under different air flow quantitys, electrolysis water outlet COD schemes over time;
Fig. 3 is that the described waste disposal plant of the utility model is depressed in different electric, and electrolysis water outlet COD schemes over time;
Wherein: 1. direct supply, 2. stainless steel cathode, 3. aeration tube, 4. water distributor, 5. water outlet, 6.DSA anode, 7. oxygen cathode catalytic and oxidative electrolysis technology groove, 8. catalyst particle, 9. filter screen.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is further specified.
As shown in Figure 1, a kind of integral type oxygen cathode catalytic and oxidative electrolysis technology groove 7 is processed by the UPVC plate, and DSA anode 6 is connected with negative pole with the positive pole of direct supply 1 respectively with stainless steel cathode 2.Aeration tube 3 and water distributor 4 are positioned at the bottom of the cell body 7 of oxygen cathode catalytic and oxidative electrolysis technology groove; Catalyst particle 8 is suspended in the electrolytic solution; Handle back water and discharge from the water outlet 5 that has 500 mesh filter screens 9, hydraulic detention time, electrolysis voltage and aeration rate can be regulated according to the water yield and the character of waste water.
During concrete the use; When the described integral type oxygen cathode of the utility model catalytic and oxidative electrolysis technology waste disposal plant is used to handle organic waste water; Open water intaking valve earlier and be full of behind the water aeration in electrolyzer; Energized is regulated suitable voltage, air flow quantity and water flow then, and waste water is discharged from water outlet after treatment.
Below the utility model integral type oxygen cathode catalytic and oxidative electrolysis technology waste disposal plant is used in handling organic waste water and effect further specifies through specific embodiment:
Embodiment 1
Under different air flow quantitys, with voltage and the catalyzer (Al of 12V
2O
370%, Fe, Co, Ni oxide compound each 10%) be that the dense water of printing and dyeing RO of 200mg/L is handled to COD, hydraulic detention time is set to 60min, the variation of water outlet COD is as shown in Figure 2.
Embodiment 2
Depress in different electric, with air flow quantity and the catalyzer (Al of 0.3m3/h
2O
370%, Fe, Co, Ni oxide compound each 10%) be that the dense water of printing and dyeing RO of 200mg/L is handled to COD, hydraulic detention time is set to 60min, the variation of water outlet COD is as shown in Figure 3.
Embodiment 3
Under the air flow quantity of the voltage of 12V and 0.3m3/h; Adopting different catalyst (Fe, Co, Ni oxide compound proportioning difference) is 200mg/L to COD; Chlorine ion concentration is that the dense water of printing and dyeing RO of 100mg/L is handled; Hydraulic detention time is set to 60min, and its clearance and active residual chlorine amount to COD is as shown in table 1.
Produce the COD and the active chlorine content of water under table 1 different catalysts
Although specifically show and introduced the utility model in conjunction with preferred embodiment; But the those skilled in the art should be understood that; In the spirit and scope of the utility model that does not break away from appended claims and limited; In form with on the details the utility model is made various variations, be the protection domain of the utility model.
Claims (4)
1. integral type oxygen cathode catalytic and oxidative electrolysis technology waste disposal plant; Comprise oxygen cathode catalytic and oxidative electrolysis technology groove, direct supply, anode, negative electrode; Said oxygen cathode catalytic and oxidative electrolysis technology groove contains electrolytic solution, and top is provided with a water outlet, and described anode is connected with dc power anode; Negative electrode is connected with dc power cathode; It is characterized in that: described anode is that DSA anode and described negative electrode are stainless steel cathode, is suspended with catalyst particle in the described electrolytic solution, and described water outlet is provided with filter screen.
2. integral type oxygen cathode catalytic and oxidative electrolysis technology waste disposal plant according to claim 1 is characterized in that: described oxygen cathode catalytic and oxidative electrolysis technology trench bottom is furnished with aeration tube.
3. integral type oxygen cathode catalytic and oxidative electrolysis technology waste disposal plant according to claim 1 is characterized in that: described oxygen cathode catalytic and oxidative electrolysis technology trench bottom is furnished with water distributor.
4. integral type oxygen cathode catalytic and oxidative electrolysis technology waste disposal plant according to claim 1 is characterized in that: described filter screen is that the aperture is 500 orders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220123936XU CN202508902U (en) | 2012-03-28 | 2012-03-28 | Integrated oxygen cathode electrolytic catalytic oxidation sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220123936XU CN202508902U (en) | 2012-03-28 | 2012-03-28 | Integrated oxygen cathode electrolytic catalytic oxidation sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202508902U true CN202508902U (en) | 2012-10-31 |
Family
ID=47061400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220123936XU Expired - Fee Related CN202508902U (en) | 2012-03-28 | 2012-03-28 | Integrated oxygen cathode electrolytic catalytic oxidation sewage treatment device |
Country Status (1)
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|---|---|
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417799A (en) * | 2015-12-31 | 2016-03-23 | 中新环科（天津）科技有限公司 | Efficient and environment-friendly electrochemistry sewage treatment device |
| CN105461047A (en) * | 2015-12-31 | 2016-04-06 | 中新环科（天津）科技有限公司 | Novel biochemical electrolytic tank |
| CN105585080A (en) * | 2016-03-02 | 2016-05-18 | 蓝星(北京)化工机械有限公司 | Oxygen cathode electrolysis bath for electrolyzing high-concentration organic wastewater |
| CN106477677A (en) * | 2015-08-24 | 2017-03-08 | 深圳市明鑫高分子技术有限公司 | Breakdown of emulsion reforming apparatus and sewage breakdown of emulsion method of modifying |
| CN107099812A (en) * | 2017-05-26 | 2017-08-29 | 南阳市豫龙源汽车养护有限公司 | A kind of apparatus for electrolyzing and with the device remove carbon combustion-supporting system |
| CN114870906A (en) * | 2021-02-05 | 2022-08-09 | 陕西青朗万城环保科技有限公司 | Method and device for generating catalyst |
-
2012
- 2012-03-28 CN CN201220123936XU patent/CN202508902U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106477677A (en) * | 2015-08-24 | 2017-03-08 | 深圳市明鑫高分子技术有限公司 | Breakdown of emulsion reforming apparatus and sewage breakdown of emulsion method of modifying |
| CN105417799A (en) * | 2015-12-31 | 2016-03-23 | 中新环科（天津）科技有限公司 | Efficient and environment-friendly electrochemistry sewage treatment device |
| CN105461047A (en) * | 2015-12-31 | 2016-04-06 | 中新环科（天津）科技有限公司 | Novel biochemical electrolytic tank |
| CN105585080A (en) * | 2016-03-02 | 2016-05-18 | 蓝星(北京)化工机械有限公司 | Oxygen cathode electrolysis bath for electrolyzing high-concentration organic wastewater |
| CN105585080B (en) * | 2016-03-02 | 2018-01-16 | 蓝星(北京)化工机械有限公司 | Electrically-degradable high concentrated organic wastewater oxygen cathode electrolytic cell |
| CN107099812A (en) * | 2017-05-26 | 2017-08-29 | 南阳市豫龙源汽车养护有限公司 | A kind of apparatus for electrolyzing and with the device remove carbon combustion-supporting system |
| CN114870906A (en) * | 2021-02-05 | 2022-08-09 | 陕西青朗万城环保科技有限公司 | Method and device for generating catalyst |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 101, 17, 102, Xiang Yue Road, 361000 torch hi tech Zone (Xiangan) Industrial Zone, Fujian, Xiamen Patentee after: XIAMEN VISBE MEMBRANE TECHNOLOGY CO., LTD. Address before: 101, 17, 102, Xiang Yue Road, 361000 torch hi tech Zone (Xiangan) Industrial Zone, Fujian, Xiamen Patentee before: Xiamen Visbe Membrane Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121031 Termination date: 20150328 |
|
| EXPY | Termination of patent right or utility model |