CN103803694A - Integrated efficient Fenton precipitation device - Google Patents
Integrated efficient Fenton precipitation device Download PDFInfo
- Publication number
- CN103803694A CN103803694A CN201310725082.1A CN201310725082A CN103803694A CN 103803694 A CN103803694 A CN 103803694A CN 201310725082 A CN201310725082 A CN 201310725082A CN 103803694 A CN103803694 A CN 103803694A
- Authority
- CN
- China
- Prior art keywords
- reaction chamber
- chamber
- fenton
- district
- mud
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention provides an integrated efficient Fenton precipitation device. The integrated efficient Fenton precipitation device comprises an annular reaction chamber, a flocculation reaction chamber and a mud-water separation chamber which are arranged in sequence from left to right, wherein the annular reaction chamber is composed of four layers of barrels in a sleeving manner and the barrels sequentially comprise a central hopper type contact chamber, an overflowing chamber, a Fenton reaction chamber and an oxidization reaction chamber from inside to outside; the upper section of the hopper type contact chamber is composed of a tapered hopper on the upper section and a mixing barrel on the lower section; a water outlet hole which is formed in the bottom around the circle center of the mixing barrel is communicated with the overflowing chamber; a water outlet hole is formed in the bottom of the Fenton reaction chamber around the circle center so that the water outlet hole is communicated with the oxidization reaction chamber; an overflowing groove is formed in the top of the oxidization reaction chamber; an outlet at the bottom end of the overflowing groove is communicated with the flocculation reaction chamber; the flocculation reaction chamber is communicated with the mud-water separation chamber. According to the integrated efficient Fenton precipitation device, the reaction efficiency of the annular reaction chamber is greatly improved and the occupied area is greatly saved; a spiral mud discharging pipe is arranged so that the mud discharging efficiency can be greatly improved.
Description
Technical field
The present invention relates to Fenton's reaction water treatment device, relate in particular to a kind of integrated high-efficiency Fenton settler.
Background technology
1894, Frenchman HJHFenton found to adopt Fe
2+/ H
2o
2system can be oxidized gas chromatography.In honor of the combination of ferrous salt and hydrogen peroxide is called Fenton reagent by he to descendant, and it can remove the hardly degraded organic substance that traditional wastewater processing technology cannot be removed by the efficient oxidation, its essence is H
2o
2at Fe
2+katalysis under generate and there is the hydroxyl radical free radical (OH) of high reaction activity, OH can make its degraded with most of organism effects.Along with going deep into of research, again UV-light (UV), oxalate (C
2o
4 2-) etc. introduce in Fenton reagent, its oxidation capacity is strengthened greatly.In a broad sense, Fenton method is to utilize catalyzer or optical radiation or electrochemical action, passes through H
2o
2produce hydroxyl radical free radical (OH) and process organic technology.H
2o
2at Fe
2+katalysis under decompose produce OH, its oxidizing potential reaches 2.8V, is inorganic oxidizer the strongest except element fluorine, it resolves into small molecules by approach such as transfer transports by oxidation operation.Meanwhile, Fe
2+be oxidized to Fe
3+produce coagulating sedimentation, remove large amount of organic.Visible Fenton reagent has oxidation and two kinds of effects of coagulation in water treatment.Fenton reagent with regard to energy degradation of organic substances, has been saved facility investment in the dark, and shortcoming is H
2o
2utilization ratio not high, fully mineralising organism.Research shows, utilizes Fe
3+, Mn
2+can make equally H Deng heterogeneous catalyst such as the oxide minerals of homogeneous catalyst and iron powder, graphite, iron, manganese
2o
2decompose and produce OH, because of its reaction primary process and the similar Fenton-like system that is referred to as of Fenton reagent.As use Fe
3+replace Fe
2+, due to Fe
2+be instant generation, reduced OH by Fe
2+the chance of reduction, can improve the utilising efficiency of OH.If add some complexing agent (as C in Fenton system
2o
4 2-, EDTA etc.), can increase organic clearance.The organic reaction of Fenton reagent oxidation, is to generate hydroxyl radical free radical with iron ion action in hydrogen peroxide, and causes more free radical, and attack organic molecule internal key reaches complete organism inorganicization or is cracked into micromolecular object.
Fe
2++ H
2O
2→Fe
3++·OH+OH- （1）
Fe
3++ H
2O
2→Fe
2++·H
2O+ H
+ （2）
Fe
2++·OH→Fe
3++OH- （3）
Fe
3++·OH
2→Fe
2++ H
++O
2 （4）
·OH+ H
2O
2→H
2O+·OH2 （5）
·O
2-+ H
2O
2→O
2 ++·OH+OH- （6）
Generate a series of free radical through above-mentioned reaction, as OH, OH
2, O
2-deng, these free radicals are further had an effect with organism:
R-H
+·OH→R·+ H
2O
X-+·OH→·X+ OH-
The R generating and X further with free radical reaction, make mineralization of organic material or be converted into the small-molecule substance that is easy to degraded, thereby remove partial organic substances, and improve biodegradability.
The Fenton oxidation settler of prior art is generally all set to reaction tank arranged side by side one by one pipeline and interconnects, and not only floor space is large but also reaction effect is unsatisfactory, haves much room for improvement.
Summary of the invention
The present invention is directed to existing technical deficiency, a kind of efficient, integrated high-efficiency Fenton settler compact construction, that floor space is little is provided.
The present invention solves above-mentioned technical problem, provide following technical scheme: integrated high-efficiency Fenton settler, it is characterized in that comprising the annular reaction chamber setting gradually from left to right, flocculation reaction chamber and mud-water separation chamber, described annular reaction chamber is set as by four layers of barrel jacket, it is followed successively by bucket type exposure chamber, center from inside to outside, overflow chamber, Fenton's reaction chamber and oxidation reaction chamber, described bucket type exposure chamber is made up of the taper bucket of epimere and the mix cylinder of hypomere, offering posticum in bottom around the mix cylinder center of circle makes it communicate with overflow chamber, bottom, described Fenton's reaction chamber offers posticum around the center of circle, it is communicated with oxidation reaction chamber, described oxidation reaction chamber top is provided with overflow groove, the outlet of overflow groove bottom is communicated with flocculation reaction chamber, flocculation reaction chamber is communicated with mud-water separation chamber.
As preferably, described flocculation reaction chamber is divided into neutralization reaction district, middle guiding region and flocculation reaction district from the bottom up successively, bottom, neutralization reaction district arranges triangular pipe and is connected with flocculation reaction district through middle guiding region, nearly lower end, middle guiding region sets out the mouth of a river and connects mud-water separation chamber, described neutralization reaction district, flocculation reaction district are provided with mixing grid, and described neutralization reaction district is communicated with the outlet of overflow groove bottom.
As preferably, described mud-water separation chamber is followed successively by overflow groove district, inclined tube disengaging zone and mud district, bottom from top to bottom, and described mud district is bucket-shaped for cone, and bottom is provided with volution shore pipe by the tapering of cone bucket, evenly offers mudhole on described shore pipe.Described volution shore pipe, is made by spiral tube on cone end screw.Overcome can only effectively aspirating the mud of cone bucket centre portions that spoil disposal straight tube that prior art is arranged at Zhui Dou center causes, and the problem that straight tube mud around cannot be effectively emptying makes formation spoil disposal eddy current in cone bucket, has greatly improved spoil disposal efficiency.
As preferably, described oxidation reaction chamber bottom is provided with ring-type aeration tube.
As preferably, in described mix cylinder, be filled with the polyhedron empty ball of diameter 50mm.
As preferably, described Fenton's reaction chamber and oxidizing reaction chamber interior walls under down all interleaved be provided with annular baffle.
As preferably, bottom, described Fenton's reaction chamber is provided with ring-type air stirring pipe.
As preferably, mud-water separation chamber design inclined tube filler is realized mud-water separation, and the inclined tube filler in inclined tube disengaging zone adopts hexagon cellular filler.
For better explaining technical scheme of the present invention, introduce principle of work of the present invention in detail below: this device waste water in the time of operation pumps into bucket type exposure chamber by water pump, add Fenton reagent simultaneously, current were entered to be downwards full of in the mix cylinder of polyhedron empty ball filler by top bucket type exposure chamber action of gravity, waste water and medicament entered the baffling of polyhedron empty ball, cutting, the effect of back mixing fully contacts, by bottom posticum surrounding water distribution, current enter overflow chamber and evenly rise, again evenly enter Fenton's reaction chamber by top surrounding overflow, current in the downward process in Fenton's reaction chamber due to annular flap baffle and the effect of turning back, increase flow path, the stirring action of bottom ring-type air stirring pipe rises air and produces reverse flow with water (flow) direction simultaneously, the waste water reflecting is by bottom even surrounding water distribution, enter oxidation reaction chamber by bottom posticum, the waste water that enters oxidation reaction chamber directly contacts by airborne oxygen to directly oxidize with ring-type aeration tube, current rise and are subject to turning back of traverse baffle simultaneously, anti-stream effect, surrounding overflow enters overflow groove, overflow water outlet with in and medicament enter neutralization reaction district, chamber designs is mixed the grid mixing of sieving, then enter flocculation reaction district by bottom triangular pipe through middle diversion chamber, by bottom water inlet and dosing through the mixing of sieving of mixing grid, guiding region in the middle of being entered by top, guiding region in the middle of passing through again, water conservancy diversion water distribution uniformity enters mud-water separation chamber, current are by cloth pool, bottom water distribution uniformity, rise and enter hexagon cellular filler disengaging zone mud-water separation, supernatant liquor overflow enters overflow groove water outlet, mud drops in mud district, bottom to be got rid of completely by spiral sludge discharge pipe.
Beneficial effect of the present invention: the present invention has improved reaction efficiency greatly by annular reaction chamber is set, and has greatly saved floor space, and its spirrillum shore pipe can improve spoil disposal efficiency greatly.
Accompanying drawing explanation
Fig. 1 is vertical view of the present invention.
Fig. 2 is A-A sectional view of the present invention.
Embodiment
Integrated high-efficiency Fenton settler, comprise the annular reaction chamber 001 setting gradually from left to right, flocculation reaction chamber 002 and mud-water separation chamber 003, described annular reaction chamber 001 is set as by four layers of barrel jacket, it is followed successively by bucket type exposure chamber, center 011 from inside to outside, overflow chamber 012, Fenton's reaction chamber 013 and oxidation reaction chamber 014, described bucket type exposure chamber 011 is made up of the taper bucket 111 of epimere and the mix cylinder 112 of hypomere, offering posticum 113 in bottom around mix cylinder 112 centers of circle makes it communicate with overflow chamber 012, 013 bottom, described Fenton's reaction chamber offers posticum 131 around the center of circle, it is communicated with oxidation reaction chamber 014, described oxidation reaction chamber 014 top is provided with overflow groove 141, overflow groove 141 bottom outlets are communicated with flocculation reaction chamber 002, flocculation reaction chamber 002 is communicated with mud-water separation chamber 003.Described flocculation reaction chamber 002 is followed successively by neutralization reaction district 021, middle guiding region 022 and flocculation reaction district 023 from the bottom up, 021 bottom, neutralization reaction district arranges triangular pipe and is connected with flocculation reaction district 023 through middle guiding region 022,022Jin lower end, middle guiding region sets out the mouth of a river 024 and connects mud-water separation chamber 003, described neutralization reaction district 021, flocculation reaction district 023 are provided with mixes grid 004, and described neutralization reaction district 021 is communicated with overflow groove 141 bottom outlets.Described mud-water separation chamber 003 is followed successively by overflow groove district 031, inclined tube disengaging zone 032 and mud district, bottom 033 from top to bottom, described mud district 033 is bucket-shaped for boring, bottom is provided with volution shore pipe 331 by the tapering of cone bucket, on described shore pipe 331, evenly offers mudhole 331a.Described oxidation reaction chamber 014 bottom is provided with ring-type aeration tube 142.In described mix cylinder 112, be filled with the polyhedron empty ball 112a of diameter 50mm.Described Fenton's reaction chamber 013 and oxidation reaction chamber 014 inwall under down all interleaved be provided with annular baffle 005.013 bottom, described Fenton's reaction chamber is provided with ring-type air stirring pipe 132.
Claims (7)
1. integrated high-efficiency Fenton settler, it is characterized in that comprising the annular reaction chamber setting gradually from left to right, flocculation reaction chamber and mud-water separation chamber, described annular reaction chamber is set as by four layers of barrel jacket, it is followed successively by bucket type exposure chamber, center from inside to outside, overflow chamber, Fenton's reaction chamber and oxidation reaction chamber, described bucket type exposure chamber is made up of the taper bucket of epimere and the mix cylinder of hypomere, offering posticum in bottom around the mix cylinder center of circle makes it communicate with overflow chamber, bottom, described Fenton's reaction chamber offers posticum around the center of circle, it is communicated with oxidation reaction chamber, described oxidation reaction chamber top is provided with overflow groove, the outlet of overflow groove bottom is communicated with flocculation reaction chamber, flocculation reaction chamber is communicated with mud-water separation chamber.
2. integrated high-efficiency Fenton settler according to claim 1, it is characterized in that described flocculation reaction chamber is followed successively by neutralization reaction district, middle guiding region and flocculation reaction district from the bottom up, bottom, neutralization reaction district arranges triangular pipe and is connected with flocculation reaction district through middle guiding region, nearly lower end, middle guiding region sets out the mouth of a river and connects mud-water separation chamber, described neutralization reaction district, flocculation reaction district are provided with mixing grid, and described neutralization reaction district is communicated with the outlet of overflow groove bottom.
3. integrated high-efficiency Fenton settler according to claim 1, it is characterized in that described mud-water separation chamber is followed successively by overflow groove district, inclined tube disengaging zone and mud district, bottom from top to bottom, described mud district is bucket-shaped for boring, bottom is provided with volution shore pipe by the tapering of cone bucket, evenly offers mudhole on described shore pipe.
4. integrated high-efficiency Fenton settler according to claim 1, is characterized in that described oxidation reaction chamber bottom is provided with ring-type aeration tube.
5. integrated high-efficiency Fenton settler according to claim 1, is characterized in that being filled with in described mix cylinder the polyhedron empty ball of diameter 50mm.
6. integrated high-efficiency Fenton settler according to claim 1, it is characterized in that described Fenton's reaction chamber and oxidizing reaction chamber interior walls under down all interleaved be provided with annular baffle.
7. integrated high-efficiency Fenton settler according to claim 1, is characterized in that bottom, described Fenton's reaction chamber is provided with ring-type air stirring pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310725082.1A CN103803694B (en) | 2013-12-25 | 2013-12-25 | Integrated efficient Fenton precipitation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310725082.1A CN103803694B (en) | 2013-12-25 | 2013-12-25 | Integrated efficient Fenton precipitation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103803694A true CN103803694A (en) | 2014-05-21 |
| CN103803694B CN103803694B (en) | 2015-05-20 |
Family
ID=50701145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310725082.1A Active CN103803694B (en) | 2013-12-25 | 2013-12-25 | Integrated efficient Fenton precipitation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103803694B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991988A (en) * | 2014-06-10 | 2014-08-20 | 江苏拓森环保设备工程有限公司 | Integrated energy-saving and efficient Fenton reaction system |
| CN107804909A (en) * | 2017-11-27 | 2018-03-16 | 江苏宜裕环保科技有限公司 | A kind of multi-cartridge Fenton's reaction tower |
| CN108689475A (en) * | 2018-07-02 | 2018-10-23 | 深圳清华大学研究院 | Fenton oxidation baffled reactor and method for processing organic wastewater |
| CN108911236A (en) * | 2018-07-11 | 2018-11-30 | 王晶 | A kind of moving bed oxidation reactor suitable for sewage treatment |
| CN113968614A (en) * | 2021-06-25 | 2022-01-25 | 北京绿恒科技有限公司 | Multistage synergistic self-circulation anaerobic ammonia oxidation reaction device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995021794A1 (en) * | 1994-02-14 | 1995-08-17 | Envirex, Inc. | Integrated adsorption/advanced oxidation fluidized bed reactor |
| US20050274678A1 (en) * | 2003-07-30 | 2005-12-15 | National Cheng Kung University | Integrated technology in sequential treatment of organics and heavy metal ions wastewater |
| CN201990563U (en) * | 2011-05-02 | 2011-09-28 | 秦皇岛禹君环境工程有限公司 | Integrated equipment used for advanced treatment of coking wastewater |
| CN202594897U (en) * | 2012-06-21 | 2012-12-12 | 浙江水美环保工程有限公司 | Integrated Fenton oxidation system |
| CN103435142A (en) * | 2013-08-01 | 2013-12-11 | 南昌大学 | General-purpose internal circulation fenton reactor treating difficult-to-degrade organic wastewater |
| CN203639219U (en) * | 2013-12-25 | 2014-06-11 | 江苏一环集团有限公司 | Integrated high-efficiency fenton precipitation device |
-
2013
- 2013-12-25 CN CN201310725082.1A patent/CN103803694B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995021794A1 (en) * | 1994-02-14 | 1995-08-17 | Envirex, Inc. | Integrated adsorption/advanced oxidation fluidized bed reactor |
| US20050274678A1 (en) * | 2003-07-30 | 2005-12-15 | National Cheng Kung University | Integrated technology in sequential treatment of organics and heavy metal ions wastewater |
| CN201990563U (en) * | 2011-05-02 | 2011-09-28 | 秦皇岛禹君环境工程有限公司 | Integrated equipment used for advanced treatment of coking wastewater |
| CN202594897U (en) * | 2012-06-21 | 2012-12-12 | 浙江水美环保工程有限公司 | Integrated Fenton oxidation system |
| CN103435142A (en) * | 2013-08-01 | 2013-12-11 | 南昌大学 | General-purpose internal circulation fenton reactor treating difficult-to-degrade organic wastewater |
| CN203639219U (en) * | 2013-12-25 | 2014-06-11 | 江苏一环集团有限公司 | Integrated high-efficiency fenton precipitation device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103991988A (en) * | 2014-06-10 | 2014-08-20 | 江苏拓森环保设备工程有限公司 | Integrated energy-saving and efficient Fenton reaction system |
| CN107804909A (en) * | 2017-11-27 | 2018-03-16 | 江苏宜裕环保科技有限公司 | A kind of multi-cartridge Fenton's reaction tower |
| CN108689475A (en) * | 2018-07-02 | 2018-10-23 | 深圳清华大学研究院 | Fenton oxidation baffled reactor and method for processing organic wastewater |
| CN108689475B (en) * | 2018-07-02 | 2021-02-02 | 深圳清华大学研究院 | Fenton oxidation baffled reactor and organic wastewater treatment method |
| CN108911236A (en) * | 2018-07-11 | 2018-11-30 | 王晶 | A kind of moving bed oxidation reactor suitable for sewage treatment |
| CN108911236B (en) * | 2018-07-11 | 2024-04-16 | 王晶 | Moving bed oxidation reactor suitable for sewage treatment |
| CN113968614A (en) * | 2021-06-25 | 2022-01-25 | 北京绿恒科技有限公司 | Multistage synergistic self-circulation anaerobic ammonia oxidation reaction device |
| CN113968614B (en) * | 2021-06-25 | 2023-04-21 | 北京绿恒科技有限公司 | Multistage cooperative self-circulation anaerobic ammonia oxidation reaction device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103803694B (en) | 2015-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103755007B (en) | Fenton fluidized bed treatment device and waste water treatment method thereof | |
| CN103803694B (en) | Integrated efficient Fenton precipitation device | |
| CN202139138U (en) | Improved Fenton fluidized bed waste water treatment device | |
| CN104192981B (en) | Activated Carbon Catalytic Ozonation Process device and sewage treatment process thereof | |
| CN103979666A (en) | Integrated ozone light-catalyzed reaction device | |
| CN102963956A (en) | Method for processing high-concentration non-degradable organic wastewater in combination with titanium dioxide and ultraviolet radiation | |
| CN103910427B (en) | Fenton reactive system and utilize the method for Fenton reactive system process Organic Pollutants in Wastewater | |
| CN102951724A (en) | Three-phase reactor used for Fenton reaction | |
| CN203639219U (en) | Integrated high-efficiency fenton precipitation device | |
| CN202688073U (en) | Fenton reaction device for treating landfill leachate | |
| CN201626864U (en) | Magnetization, oxidization and magnetic separation device | |
| CN107973456A (en) | A kind of small-sized domestic sewage treater and its processing method | |
| CN104071921B (en) | A kind of containing algae waste water high-efficiency compound purifying method | |
| CN106830457A (en) | Electrode couples ozone oxidation integral reactor | |
| CN111196626A (en) | Embedded cage type anaerobic ammonia oxidation reactor and method thereof | |
| CN208151129U (en) | A kind of small-sized domestic sewage treater | |
| CN206298406U (en) | A kind of new device of Fenton oxidation treatment | |
| CN202346816U (en) | Three-phase reactor for Fenton reaction | |
| CN204298082U (en) | A kind of sewage disposal regulating reservoir | |
| CN211688471U (en) | Embedded cage type anaerobic ammonia oxidation reactor | |
| CN207391096U (en) | It is thoroughly mixed type oxidation trench micro-pore aeration biochemical reactor | |
| CN106186238A (en) | Efficient water treatment equipment | |
| CN100408139C (en) | Integrated nonpowered hydraulic circular purifier | |
| CN207566969U (en) | A kind of device of persulfate catalysis oxidation organic wastewater | |
| CN206417969U (en) | A kind of processing system of high concentration organic wastewater containing ammonia |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |