CN204529596U - A kind of three-dimensional electrocatalysis coupling anaerobic processing device - Google Patents
A kind of three-dimensional electrocatalysis coupling anaerobic processing device Download PDFInfo
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- CN204529596U CN204529596U CN201520064758.1U CN201520064758U CN204529596U CN 204529596 U CN204529596 U CN 204529596U CN 201520064758 U CN201520064758 U CN 201520064758U CN 204529596 U CN204529596 U CN 204529596U
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Abstract
The utility model discloses a kind of three-dimensional electrocatalysis coupling anaerobic processing device, comprise aerated precipitation tank, filtration unit, three-dimensional electrocatalysis device, anaerobic processing device, tank and backwashing pump.Wherein, three-dimensional electrocatalysis device comprises direct supply, stainless steel electrode, screw electrode, particle catalyst, porous lattice baffle plate and aerating apparatus, stainless steel electrode connects and DC power cathode, screw electrode connects and DC power anode, stainless steel electrode inserts screw electrode center, screw electrode is placed in electrocatalysis device center, particle filled composite catalyzer between electrode and electrocatalysis device inwall, porous lattice baffle plate is fixed on bottom electrocatalysis device, electrocatalysis device is divided into the electrocatalysis district on top and the water distribution buffer zone of bottom, stainless steel electrode, screw electrode and particle catalyst are positioned at electrocatalysis district, aerating apparatus is fixed on water distribution buffer zone bottom electrocatalysis device.The utility model has outstanding effect for high COD organic wastewater.
Description
Technical field
The utility model relates to a kind of water treatment device, especially organic waste-water treating apparatus.
Background technology
In the trade effluents such as sanitary sewage, food-processing and papermaking, containing organic substances such as carbohydrate, protein, grease, xylogen.These materials are present in sewage with suspension or dissolved state, decompose by the biochemical action of microorganism.Need to consume oxygen in its decomposition course, be thus called as oxygen consumption pollutent.This pollutent can cause oxygen in water to reduce, and affects fish and other hydrobiological growths.After oxygen in water exhausts, organism carries out anaerobic digestion, produces the bad smells such as hydrogen sulfide, ammonia and mercaptan, makes water quality deterioration.In water body, organic components is very complicated, and the oxygen amount consumed in aerobic substance biochemical decomposition process in oxygen consumption organic concentration conventional unit volume water represents.
Organic waste water water quality generally has following characteristics:
1, organic concentration is high.COD generally at more than 2000mg/, have even up to several ten thousand and even hundreds of thousands of mg/L, comparatively speaking, BOD is lower, and the ratio of a lot of waste water BOD and COD is less than 0.3.
2, complicated component.Occupy with aromatics and heterogeneous ring compound containing the toxicant Organic substance in water that gives up, more than containing sulfide, nitride, heavy metal and toxic organic compound.
3, colourity is high, has peculiar smell.Some waste water gives out pungent stench, causes detrimentally affect to surrounding environment.
4, there is strong acid and strong base.In the organic waste water that industry produces, acid, bases is numerous, often has strong acid or strong basicity.
5, not contained in readily biodegradable organic waste water organic pollutant complex structure, delocalization be made up of 10 carbon atoms as Cai Huan grips key altogether, structure quite stable, is difficult to degrade.In this kind of waste water, most BODSC/OD is extremely low, and biochemical is poor, and toxic to microorganism, is difficult to general biochemical method process.
Anaerobic biological treatment, as the Main Means processing high concentrated organic wastewater at present, utilizes the acting in conjunction of anaerobion and active sludge, under the environment of free-dioxygen, the various organism in waste water is changed into methane, the gases such as carbonic acid gas.It has, and less energy consumption, sludge yield are few, processing efficiency advantages of higher.But contain multiple hazardous and noxious substances in organic waste water at present, the living environment of anaerobion is caused and has a strong impact on, significantly reduce anaerobic treatment efficiency, add processing cost.
Electrocatalysis is a kind of katalysis of the Charger transfer accelerated reaction made on electrode, electrolyte interface.Electrocatalysis is used for wastewater treatment, and especially treatment of Organic Wastewater has simple to operate, and reaction conditions is gentle, processes waste water without the need to a lot of pharmaceutical chemicals, the advantages such as aftertreatment is simple.
By physical sedimentation and electrocatalytic reaction, pre-treatment is carried out to pharmacy waste water, remove hazardous and noxious substances in waste water, improve anaerobion living environment, improve processing efficiency, reduce processing cost.
Summary of the invention
The utility model provides a kind of three-dimensional electrocatalysis coupling anaerobic processing device, has higher processing efficiency and lower processing cost compared to existing technology, can ensure high-quality effluent quality.
The one that the utility model provides three-dimensional electrocatalysis coupling anaerobic processing device, comprise aerated precipitation tank, filtration unit, three-dimensional electrocatalysis device, anaerobic processing device, tank and backwashing pump, it is characterized in that, described aeration and sedimentation device is connected with filtration unit top; Filtration unit is connected with bottom three-dimensional electrocatalysis device; Three-dimensional electrocatalysis device is connected with bottom anaerobic processing device; Anaerobic processing device is connected with tank.
Described aeration and sedimentation device comprises wastewater inlet pipe, aerating apparatus, sewage draining exit and pond body, described wastewater inlet pipe enters from aerated precipitation tank top and is through to bottom it, aerating apparatus is fixed on aerated precipitation tank inner bottom part and is connected to air pump, is provided with sewage draining exit bottom aerated precipitation tank.
The pond body of aerated precipitation tank can be made for concrete material, and top is cylindrical, and bottom is in the shape of falling Luntai, and the angle that bench-type side and horizontal plane are fallen to take turns in bottom is 20 ° ~ 45 °, is preferably 30 °.; Described wastewater inlet pipe is arranged in coagulation Buffer Pool, intakes, entered the bottom of coagulation Buffer Pool by pipeline from the left upper portion of coagulation Buffer Pool, and Open Side Down for aerated precipitation tank wastewater inlet pipe in horn-like.When for process different organic waste water, coagulating agent and pH adjusting agent feeding device can also be installed on aerated precipitation tank, the organic waste water high for turbidity, macrobead suspended substance is many, pH is too high or too low can add coagulating agent and pH adjusting agent in aerated precipitation tank, help precipitation or regulate pH, pre-treatment is carried out to organic waste water, improve water quality, for follow-up anaerobic treatment creates good conditions, improve anaerobic treatment efficiency.
Described filtration unit is followed successively by distributing water room, porous lattice baffle plate, activated carbon filter layer, strainer filtering layer from bottom to up, and distributing water room connects three-dimensional electrocatalysis device and backwashing pump.
Activated carbon filter layer adopts bigbore gac, its aperture ﹥ 20000nm, void content 0.2 ~ 0.5mL/g, is preferably 0.3mL/g, can removes colourity and the taste of pharmacy waste water, and retain the impurity in waste water further.
Described three-dimensional electrocatalysis device comprises direct supply, stainless steel electrode, screw electrode, particle catalyst, porous lattice baffle plate and aerating apparatus, described stainless steel electrode connects and DC power cathode, screw electrode connects and DC power anode, stainless steel electrode inserts screw electrode center, screw electrode is placed in electrocatalysis device center, particle filled composite catalyzer between electrode and electrocatalysis device inwall, porous lattice baffle plate is fixed on bottom electrocatalysis device, electrocatalysis device is divided into the electrocatalysis district on top and the water distribution buffer zone of bottom, stainless steel electrode, screw electrode and particle catalyst are positioned at electrocatalysis district, aerating apparatus is fixed on water distribution buffer zone bottom electrocatalysis device.
For improving electrocatalysis efficiency, stability and reduction Financial cost, the preferred Ti electrode of screw electrode, the preferred skeletal nickel catalyst of particle catalyst.
The utility model utilizes physical sedimentation, filtration and catalytic oxidation to carry out pre-treatment to waste water, removes hazardous and noxious substances, improves water quality, improve the living environment of microorganism, improve anaerobic treatment efficiency, ensure high-quality effluent quality.
Accompanying drawing explanation
Fig. 1 is three-dimensional electrocatalysis coupling anaerobic processing device structural representation.
Fig. 2 is three-dimensional electrocatalysis structural representation.
In figure: 1. aerated precipitation tank; 2. wastewater inlet pipe; 3. sewage draining exit; 4. aerating apparatus; 5. water pump; 6. air pump; 7. distributing water room; 8. porous lattice baffle plate; 9. activated carbon filter layer; 10. strainer filtering layer; 11. filtration units; 12. three-dimensional electrocatalysis devices; 13. stainless steel electrodes; 14. DC power cathodes; 15. direct supplys; 16. DC power anodes; 17. screw electrodes; 18. particle catalysts; 19. backwashing pumps; 20. anaerobic processing devices; 21. tanks.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details.
The utility model provides a kind of three-dimensional electrocatalysis coupling anaerobic processing device, comprise aerated precipitation tank, filtration unit, three-dimensional electrocatalysis device, anaerobic processing device, tank and backwashing pump, it is characterized in that, described aeration and sedimentation device is connected with filtration unit top; Filtration unit is connected with bottom three-dimensional electrocatalysis device; Three-dimensional electrocatalysis device is connected with bottom anaerobic processing device; Anaerobic processing device is connected with tank.
Described aeration and sedimentation device comprises wastewater inlet pipe, aerating apparatus, sewage draining exit and pond body, described wastewater inlet pipe enters from aerated precipitation tank top and is through to bottom it, aerating apparatus is fixed on aerated precipitation tank inner bottom part and is connected to air pump, is provided with sewage draining exit bottom aerated precipitation tank.
Described filtration unit is followed successively by distributing water room, porous lattice baffle plate, activated carbon filter layer, strainer filtering layer from bottom to up, and distributing water room connects three-dimensional electrocatalysis device and backwashing pump.
Described three-dimensional electrocatalysis device comprises direct supply, stainless steel electrode, screw electrode, particle catalyst, porous lattice baffle plate and aerating apparatus, described stainless steel electrode connects and DC power cathode, screw electrode connects and DC power anode, stainless steel electrode inserts screw electrode center, screw electrode is placed in electrocatalysis device center, particle filled composite catalyzer between electrode and electrocatalysis device inwall, porous lattice baffle plate is fixed on bottom electrocatalysis device, electrocatalysis device is divided into the electrocatalysis district on top and the water distribution buffer zone of bottom, stainless steel electrode, screw electrode and particle catalyst are positioned at electrocatalysis district, aerating apparatus is fixed on water distribution buffer zone bottom electrocatalysis device.
Three-dimensional electrocatalysis coupling anaerobic processing device in embodiment as described above, its aerated precipitation tank also comprises coagulating agent and or PH conditioning agent feeding device.
Three-dimensional electrocatalysis coupling anaerobic processing device in embodiment as described above, its screw electrode selects Ti electrode.
Three-dimensional electrocatalysis coupling anaerobic processing device in embodiment as described above, its particle catalyst selects skeletal nickel catalyst.
Claims (5)
1. a three-dimensional electrocatalysis coupling anaerobic processing device, comprise aerated precipitation tank, filtration unit, three-dimensional electrocatalysis device, anaerobic processing device, tank and backwashing pump, it is characterized in that, described aeration and sedimentation device is connected with filtration unit top; Filtration unit is connected with bottom three-dimensional electrocatalysis device; Three-dimensional electrocatalysis device is connected with bottom anaerobic processing device; Anaerobic processing device is connected with tank;
Described aeration and sedimentation device comprises wastewater inlet pipe, aerating apparatus, sewage draining exit and pond body, described wastewater inlet pipe enters from aerated precipitation tank top and is through to bottom it, aerating apparatus is fixed on aerated precipitation tank inner bottom part and is connected to air pump, is provided with sewage draining exit bottom aerated precipitation tank;
Described filtration unit is followed successively by distributing water room, porous lattice baffle plate, activated carbon filter layer, strainer filtering layer from bottom to up, and distributing water room connects three-dimensional electrocatalysis device and backwashing pump;
Described three-dimensional electrocatalysis device comprises direct supply, stainless steel electrode, screw electrode, particle catalyst, porous lattice baffle plate and aerating apparatus, described stainless steel electrode is connected with DC power cathode, screw electrode is connected with DC power anode, stainless steel electrode inserts screw electrode center, screw electrode is placed in electrocatalysis device center, particle filled composite catalyzer between electrode and electrocatalysis device inwall, porous lattice baffle plate is fixed on bottom electrocatalysis device, electrocatalysis device is divided into the electrocatalysis district on top and the water distribution buffer zone of bottom, stainless steel electrode, screw electrode and particle catalyst are positioned at electrocatalysis district, aerating apparatus is fixed on water distribution buffer zone bottom electrocatalysis device.
2. three-dimensional electrocatalysis coupling anaerobic processing device as claimed in claim 1, it is characterized in that, Open Side Down for described aerated precipitation tank wastewater inlet pipe in horn-like.
3. three-dimensional electrocatalysis coupling anaerobic processing device as claimed in claim 1, it is characterized in that, described screw electrode is Ti electrode.
4. three-dimensional electrocatalysis coupling anaerobic processing device as claimed in claim 1, it is characterized in that, described particle catalyst is skeletal nickel catalyst.
5. three-dimensional electrocatalysis coupling anaerobic processing device as claimed in claim 1, it is characterized in that, described aerated precipitation tank also comprises coagulating agent and pH adjusting agent feeding device.
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| CN201520064758.1U CN204529596U (en) | 2015-01-30 | 2015-01-30 | A kind of three-dimensional electrocatalysis coupling anaerobic processing device |
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| CN201520064758.1U CN204529596U (en) | 2015-01-30 | 2015-01-30 | A kind of three-dimensional electrocatalysis coupling anaerobic processing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726789A (en) * | 2018-04-02 | 2018-11-02 | 长江大学 | A kind of three-dimensional electrochemical coupling anaerobic baffled reaction device water treatment facilities and its sewage water treatment method |
| CN110183028A (en) * | 2019-06-25 | 2019-08-30 | 生态环境部南京环境科学研究所 | A kind of novel photoelectric coupling waste water treatment system |
| CN113828252A (en) * | 2021-09-22 | 2021-12-24 | 湖南大学 | Novel efficient reaction device for preparing ammonia by low-temperature plasma concerted catalysis |
-
2015
- 2015-01-30 CN CN201520064758.1U patent/CN204529596U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726789A (en) * | 2018-04-02 | 2018-11-02 | 长江大学 | A kind of three-dimensional electrochemical coupling anaerobic baffled reaction device water treatment facilities and its sewage water treatment method |
| CN110183028A (en) * | 2019-06-25 | 2019-08-30 | 生态环境部南京环境科学研究所 | A kind of novel photoelectric coupling waste water treatment system |
| CN113828252A (en) * | 2021-09-22 | 2021-12-24 | 湖南大学 | Novel efficient reaction device for preparing ammonia by low-temperature plasma concerted catalysis |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160130 |
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| EXPY | Termination of patent right or utility model |