CN208916960U - A kind of Fenton oxidation device - Google Patents
A kind of Fenton oxidation device Download PDFInfo
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- CN208916960U CN208916960U CN201821318167.2U CN201821318167U CN208916960U CN 208916960 U CN208916960 U CN 208916960U CN 201821318167 U CN201821318167 U CN 201821318167U CN 208916960 U CN208916960 U CN 208916960U
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Abstract
The utility model relates to a kind of Fenton oxidation device, which, which sets gradually, is stirred area, filler reaction zone and baffling half range High-rate sedimentation area；When operation, the agitated mixed zone of waste water is mixed with medicaments such as hydrogen peroxide, and Fenton catalysis oxidation is completed in filler reaction zone, is handled the hardly degraded organic substance in waste water, is discharged using baffling half range High-rate sedimentation area, and Fenton oxidation processing is completed.Fenton catalyst packing layer is arranged in the utility model, reaction mass transfer process can be strengthened, improve treatment effect, and the problem of can effectively avoid catalyst loss, eliminate the equipment investments such as solid-liquid separator, have many advantages, such as that structure is simple, easily operated, high treating effect, each stage in water treatment process can be easily set.
Description
Technical field
The utility model relates to field of waste water treatment, especially one kind of trade effluent pre-treatment, biochemical tailrace advanced processing
Novel Fenton's reaction device.
Background technique
Fenton oxidation is an effective oxidation water treatment technology, which has in sewage treatment field widely answers
With.Its cardinal principle is in acid condition, using ferrous as catalyst, to generate when interacting with hydrogen peroxide strong
Oxidisability hydroxyl aoxidizes the organic matter in water.Fenton oxidation have it is quick, efficient, easy to operate flexibly, reaction condition it is mild
The features such as.Hardly degraded organic substance remaining in water removal is removed mainly for the treatment of bio-chemical effluent in sewage advanced treatment field, because
This, Fenton oxidation has become waste water realizes qualified discharge or one of the important method of reuse.
In traditional Fenton oxidation, ferrous iron is present in reaction system in a manner of solution, although oxidation processes efficiency
It is higher, but there is a problem of due to ferrous dosage it is excessive so as to cause chemical sludge yield it is big, and then cause to handle
Increased costs.In recent years, using Fenton fluidized-bed process.The technology makes to generate in reaction process by fluidized crystallization technology
Ferric iron largely stays in fluidisation carrier surface and continues to participate in catalytic oxidation.The technology sufficiently combine homogeneous oxidizing,
The functions such as Heterogeneous oxidation, fluidized bed crystallization and ferriferous oxide dissolving and reducing, not only ensure that treatment effect, but also be greatly reduced
Ferrous dosage, and reduce the yield of iron cement.But the technology needs the biggish water flow rate of climb (general 30m/
H or more), it is therefore desirable to biggish power is consumed, to increase the operating cost of system.Also, with the long-time of system
Operation, the iron cement of generation is constantly wrapped in carrier particle surface, so that diameter of carrier constantly increases, if necessary to remain normal
Fluidized state, then the carrier that must increase power or more renew.Meanwhile the race stream of catalyst is lost in order to prevent, generally needs
Solid-liquid separator, such as inclined plate sedimentation device, perforated baffle are set above fluidization regions, add somewhat to equipment throwing
Money.
Therefore, it is necessary to design a kind of not only save the cost but also be able to achieve the Fenton oxidation device of efficient process.
Utility model content
The utility model provides a kind of Fenton oxidation device.The device selects fenton catalyst carrier filler, overcomes above-mentioned
Problem.
Fenton oxidation device, which is set gradually, is stirred area, filler reaction zone and baffling half range High-rate sedimentation area；Stirring is mixed
The top for closing area is provided with wastewater inlet pipe, dioxygen water pipe and pH adjusting agent pipe, is stirred in area and is provided with blender, lower part
Water hole filler reaction zone is set；Filler reaction zone includes the first packing area and the second packing area, the setting of the first packing area bottom
There is supporting layer, water distributing plate is arranged on supporting layer, and water distributing plate is disposed with bed course and fenton catalyst granular filler upwards
Layer；Water dispensing board is arranged in second packing area top, and supporting layer is arranged in lower part, and supporting layer sets gradually bed course and Fenton catalysis upwards
Particulate filler layer；Second packing area bottom is arranged water hole and is connected to baffling half range High-rate sedimentation area；The baffling half range efficiently sinks
Shallow lake area sets gradually lower baffle plate and overhead gage, and multiple flowing holes are arranged in lower baffle plate top, and terminal part is arranged effluent weir and connects water outlet
Pipe, baffling half range High-rate sedimentation area's side wall are tilted conical, and scum pipe is arranged in bottom.
Further, the cushion thickness of the first packing area and the second packing area is 10-15cm, fills the stone of 4-8cm diameter
Block or ceramic block.Packing layer fills the fenton catalyst granular filler of 2-3cm partial size with a thickness of 1.0-1.5m.
Further, area is mixed and is provided with pH detector.
Further, the oblique cone angle of baffling half range High-rate sedimentation area side wall is 60 °.
The utility model has the beneficial effects that
It is provided with fenton catalyst packing layer in the Fenton's reaction device of the utility model, reaction mass transfer process can be strengthened,
The problem of improving treatment effect, and can effectively avoid catalyst loss, eliminates the equipment investments such as solid-liquid separator, ensure that
The long-period stable operation of Fenton oxidation device.
Fenton catalyst selected by the utility model is solid phase divalent iron catalyst, can overcome traditional Fenton skill
The disadvantages of big, pH optimum range is small using liquid phase ferrous iron as iron cement amount caused by catalyst in art；And there is high ratio table
Area has high absorption property, and dispersion performance is good, not easy to reunite, there is efficient catalysis to live Fenton oxidation degrading waste water
Property, it can handle different used water difficult to degradate, the removal rate of organic pollutant can be more than 90%, and biodegradability significantly improves, significantly
Reduce the operating cost of Fenton oxidation.Being granulated is that 2-3cm partial size is filled, and effectively avoids the problems such as filler is hardened, water permeability is poor,
For catalyst using instruction plant goldenrod as raw material, the instruction plant subsequent processing problem that can effectively solve improves its resource
Change and utilize, there is good social and economic benefit.
The utility model setting is mixed area and is sufficiently mixed to medicaments such as water inlet, hydrogen peroxide, and two catalytic fillers are arranged
The fully degraded for ensuring pollutant is arranged in reaction zone, baffling, also guarantees that added hydrogen peroxide sufficiently reacts, avoids hydrogen peroxide
Waste.Selected filler has efficient catalytic performance and absorption property, it is ensured that the treatment effect of Fenton oxidation device.Baffling
Half range High-rate sedimentation area is rectified by baffle plate, and can efficiently precipitate outlet part by the oblique cone angle of side wall for 60 °
Impurity in point.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model Fenton oxidation device
Description of symbols: 1. wastewater inlet pipes, 2 dioxygen water pipes, 3pH regulator pipe, 4 are stirred area, 5 water holes, 6
Supporting layer, 8 first packing areas, 9 second packing areas, 10 water dispensing boards, 11 baffling half range High-rate sedimentation areas, is kept off on 12 7 water distributing plates
Plate, 13 lower baffle plates, 14 effluent weirs, 15 outlet pipes, 16 scum pipes, 17 blenders
Specific embodiment
The utility model is described in detail below with reference to each embodiment shown in the drawings.But these embodiments
The utility model is not intended to limit, in the structure or function that those skilled in the art are made according to these embodiments
Transformation is all contained in the protection scope of the utility model.
As shown in Figure 1, Fenton oxidation device sets gradually and is stirred area 4, filler reaction zone and baffling half range and efficiently sinks
Shallow lake area 11；The top for being stirred area 4 is provided with wastewater inlet pipe 1, dioxygen water pipe 2 and pH adjusting agent pipe 3, is stirred area 4
It is inside provided with blender 17, lower part is arranged water hole 5 and is connected to filler reaction zone；Filler reaction zone includes the first packing area 8 and the
Two packing areas 9,8 bottom of the first packing area are provided with supporting layer 6, and water distributing plate 7 is arranged on supporting layer 6, water distributing plate 7 upwards according to
It is secondary to be provided with bed course and fenton catalyst granular filler layer；Water dispensing board 10 is arranged in second packing area, 9 top, and supporting layer is arranged in lower part
6, supporting layer 6 sets gradually bed course and Fenton catalysed particulate packing layer upwards；Second packing area bottom is arranged water hole 5 and is connected to folding
Flow half range High-rate sedimentation area 11；Baffling half range High-rate sedimentation area 11 sets gradually lower baffle plate 12 and overhead gage 13, on lower baffle plate 13
Multiple flowing holes are arranged in portion, and terminal part is arranged effluent weir 14 and connects outlet pipe 15, and baffling half range High-rate sedimentation area's side wall is oblique cone
Scum pipe 16 is arranged in shape, bottom.
The cushion thickness of first packing area and the second packing area is 10-15cm, fills the stone or ceramics of 4-8cm diameter
Block.Packing layer fills the fenton catalyst granular filler of 2-3cm partial size with a thickness of 1.0-1.5m.Area is mixed and is provided with pH
Detector, the oblique cone angle of baffling half range High-rate sedimentation area side wall are 60 °.
When operation, waste water enters stirring by pH adjusting agent pipe by dioxygen water pipe 2, acid or alkali by wastewater inlet pipe 1, hydrogen peroxide
Mixed zone 4 is uniformly mixed under the action of blender 17, first packing area 8 of the entrance of water hole 5 being arranged by bottom, and first
Packing area 8 uses up flow type, and lower part is arranged supporting layer 6,7 water distribution uniformity of water distributing plate is arranged on supporting layer, upwards successively by pad
Fenton oxidation reaction sufficiently occurs in packing layer for layer and fenton catalyst packing layer, enters the second packing area 9 through top, the
Two packing areas top set water dispensing board 10, water distribution uniformity, after successively pass through fenton catalyst packing layer and bed course, after along pool wall cross water
Hole enters baffling half range High-rate sedimentation area 11, and the setting of baffling half range High-rate sedimentation area 11 sets gradually lower baffle plate 13 and overhead gage
12, the top setting water hole of lower baffle plate 13 is uniformly discharged, and is discharged through overhead gage 12, effluent weir 14 through outlet pipe.Baffling half range
High-rate sedimentation area 11 is discharged side side wall tilted conical, is deposited in the precipitating of the formation of baffling half range High-rate sedimentation area 11, bottom setting
Sediment is periodically discharged in scum pipe.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of Fenton oxidation device, which is characterized in that the Fenton oxidation device sets gradually that be stirred area, filler anti-
Answer area and baffling half range High-rate sedimentation area；
The top for being stirred area is provided with wastewater inlet pipe, hydrogen peroxide water inlet pipe and pH adjusting agent water inlet pipe, stirring
Blender is provided in mixed zone, water hole filler reaction zone is arranged in lower part；
The filler reaction zone includes the first packing area and the second packing area, and the first packing area bottom is provided with support
Layer, water distributing plate are arranged on supporting layer, and water distributing plate is disposed with bed course and fenton catalyst granular filler layer upwards；Second
Water dispensing board is arranged in packing area top, and supporting layer is arranged in lower part, and supporting layer sets gradually bed course and Fenton catalysed particulate filler upwards
Layer；Second packing area bottom is arranged water hole and is connected to baffling half range High-rate sedimentation area；
The baffling half range High-rate sedimentation area sets gradually lower baffle plate and overhead gage, and multiple flowing holes are arranged in lower baffle plate top,
Terminal part is arranged effluent weir and connects outlet pipe, and baffling half range High-rate sedimentation area's side wall is tilted conical, and scum pipe is arranged in bottom.
2. Fenton oxidation device according to claim 1, which is characterized in that the cushion thickness is 10-15cm, filling
The stone or ceramic block of 4-8cm diameter.
3. Fenton oxidation device according to claim 1, which is characterized in that the packing layer with a thickness of 1.0-1.5m,
Fill the fenton catalyst granular filler of 2-3cm partial size.
4. Fenton oxidation device according to claim 1, which is characterized in that the area that is stirred is provided with pH detection
Instrument.
5. Fenton oxidation device according to claim 1, which is characterized in that the baffling half range High-rate sedimentation area side wall
Oblique cone angle be 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821318167.2U CN208916960U (en) | 2018-08-16 | 2018-08-16 | A kind of Fenton oxidation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821318167.2U CN208916960U (en) | 2018-08-16 | 2018-08-16 | A kind of Fenton oxidation device |
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| Publication Number | Publication Date |
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| CN208916960U true CN208916960U (en) | 2019-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821318167.2U Active CN208916960U (en) | 2018-08-16 | 2018-08-16 | A kind of Fenton oxidation device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108706787A (en) * | 2018-08-16 | 2018-10-26 | 台州学院 | A kind of Fenton oxidation device |
| CN110723836A (en) * | 2019-09-03 | 2020-01-24 | 湖北沃特尔股份有限公司 | High-efficient fenton oxidation unit of landfill leachate |
| CN111253018A (en) * | 2020-03-30 | 2020-06-09 | 煤科集团杭州环保研究院有限公司 | Integrated treatment device and method for traditional Chinese medicine decoction wastewater |
-
2018
- 2018-08-16 CN CN201821318167.2U patent/CN208916960U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108706787A (en) * | 2018-08-16 | 2018-10-26 | 台州学院 | A kind of Fenton oxidation device |
| CN110723836A (en) * | 2019-09-03 | 2020-01-24 | 湖北沃特尔股份有限公司 | High-efficient fenton oxidation unit of landfill leachate |
| CN111253018A (en) * | 2020-03-30 | 2020-06-09 | 煤科集团杭州环保研究院有限公司 | Integrated treatment device and method for traditional Chinese medicine decoction wastewater |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191225 Address after: 256602 No. 1063, No. 15 Huanghe Road, Bincheng District, Binzhou City, Shandong Province Patentee after: Shandong Haijingtian Environmental Protection Technology Co., Ltd. Address before: 318000, No. 1139, City Avenue, Jiaojiang District, Zhejiang, Taizhou Patentee before: Taizhou University |