CN201578926U - Fenton automatic sand filter - Google Patents
Fenton automatic sand filter Download PDFInfo
- Publication number
- CN201578926U CN201578926U CN2009202266767U CN200920226676U CN201578926U CN 201578926 U CN201578926 U CN 201578926U CN 2009202266767 U CN2009202266767 U CN 2009202266767U CN 200920226676 U CN200920226676 U CN 200920226676U CN 201578926 U CN201578926 U CN 201578926U
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- CN
- China
- Prior art keywords
- sand filter
- water
- fenton
- sand
- phase separator
- 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.)
- Expired - Fee Related
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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model relates to an advanced wastewater treatment device, in particular to a Fenton automatic sand filter. The automatic sand filter comprises a barrel body and a cone body, wherein the sand filter is filled with a filter material, a three-phase separator and an overflow dam are arranged at the upper part of the barrel body, a water outlet and a sewage outlet are formed at the upper part of the overflow dam, and the sewage outlet is connected with a sewage chamber of the three-phase separator. The automatic sand filter is characterized in that a sand delivery pipe is arranged in the sand filter, the lower end of the sand delivery pipe is inserted into the filter material in the cone body, the upper end of the sand delivery pipe is connected with the three-phase separator, and the mid-lower part of the sand delivery pipe is connected with an air compressing pipeline; and a water distribution device is arranged at the lower part of the sand filter and is connected with a water inlet through a water distribution pipe. The utility model integrates chemical oxidation treatment, micro flocculation treatment and filtration treatment, and has the advantages of economical investment, small occupied area and good raw water treatment effect.
Description
Technical field
The utility model relates to a kind of waste water advanced treating apparatus, and particularly a kind of Fenton advanced oxidation self-cleaning continuous high-efficient filter is a kind of continuous high-efficient wastewater treatment equipment that integrates the strong oxidation of Fenton, filters.
Background technology
For adapting to the more and more higher wastewater discharge standard and the demand of reuse, senior wastewater processing technology comprises that ozone oxidation method, active carbon adsorption, membrane separation process, wet oxidation process and Fenton oxidizing process etc. have obtained paying attention to and development.Fenton (Fenton) oxidizing process (H wherein
2O
2/ Fe
2+) be considered to effective, simple and the most economic a kind of method at present.Though the Fenton oxidizing process has the advantage of high efficiency, low operating cost, can produce a large amount of iron mud because of it simultaneously, becomes the big shortcoming when using.Therefore the water after the Fenton oxidative treatment need be set up sedimentation basin, to remove the sediment of Fenton reaction, guarantees that wastewater effluent is up to standard.
Summary of the invention
The purpose of this utility model provides a kind of strong oxidized waste water treating apparatus of Fenton (Fenton) of continuously-running, and collection chemical oxidation, little flocculation, filtration treatment are one, and need not sedimentation basin can directly discharge or reuse.
For realizing that the technical scheme that this purpose adopts is:
The automatic sand filter of a kind of Fenton, be made of cylindrical shell and cone, the cone bottom is provided with the emptying pipe, is filled with filtrate in the sand filter, cylindrical shell top is provided with three phase separator and downflow weir, the downflow weir top is provided with delivery port and sewage mouth, and the sewage mouth is connected with the three phase separator sewage chamber, it is characterized in that, the sediment transport pipe is set in sand filter, insert in the cone filtrate sediment transport pipe lower end, and the upper end is connected with three phase separator, and sediment transport pipe middle and lower part is connected with the air right compression conduit; The sand filter bottom is provided with equal water device and is connected with water inlet by water distributor.
In order further to increase the drainage effect, the utility model is preferred: intake pump is set on the water inlet pipeline, adds the dioxygen water pump and adds the ferrous sulfate pump, delivery port by branch road with add the dioxygen water pump, add the ferrous sulfate pump and is connected, formation circulates.
Add acid [H in the automatic continuous sand filter water inlet of cleaning
+], it evenly is mixed in the former water; Mix fully and continue to add H under the acid condition
2O
2, FeSO
4Thereby, produce OH, OH
-, and Fe
3+, and then produce Fe (OH)
3Precipitation, OH has stronger oxidation, the organic matter in can oxidize water, thus reach the purpose of profound purification.
The utlity model has following characteristics:
1) sand filter of the present utility model can be realized the continuous operation of equipment, finishes the cleaning process of filtrate in the equipment normal course of operation, and the filtrate cleaning performance is good, thereby has ensured the effluent quality of equipment; Collection chemical oxidation, little flocculation, filtration treatment are one, and need not sedimentation basin can directly discharge or reuse.
2) the utility model collection chemical oxidation, little flocculation, be filtered into one, need not sedimentation basin can directly discharge.The ferric iron major part that the utility model is produced the Fenton method with the mode of fluidized bed is able to crystallization or precipitation is coated on the sand grain surface of fluidized bed, is one and combines homophase chemical oxidation (Fenton method), out-phase chemical oxidation (H
2O
2/ FeOOH), the new technology of the functions such as reduction of dissolved of fluidized bed crystallization and FeOOH.The utility model has been done significantly improvement with traditional Fenton oxidizing process, not only can reduce a large amount of chemical sludge output of Fenton method, the ferriferous oxide that forms at sand grain surface has the effect of heterocatalysis simultaneously, and the mode of fluidized bed has also promoted chemical oxidation reaction and matter transfer efficiency, and the COD clearance is promoted.
3) few, the investment economy of the utility model power consumption, floor space are little.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Among the figure, the 1-intake pump, the 2-hydrogen peroxide adds pump, and the 3-ferrous sulfate adds pump, the 4-water inlet, 5-water distributor, the equal water device of 6-, the 7-filtrate, 8-downflow weir, 9-delivery port, the 10-cone, 11-cylindrical shell, 12-sediment transport pipe, the 13-sand developing tube, 14-three phase separator, 15-compressed air line, the 16-air compressor machine, 17-emptying pipe, 18-sewage mouth.
The specific embodiment
Embodiment
As shown in Figure 1, the automatic sand filter of a kind of Fenton, constitute by cylindrical shell 11 and cone 10, cone 10 bottoms are provided with emptying pipe 17, be filled with filtrate 7 in the sand filter, cylindrical shell 11 tops are provided with three phase separator 14 and downflow weir 8, downflow weir 8 tops are provided with delivery port 9 and sewage mouth 18, sewage mouth 18 is connected with three phase separator 14 sewage chamber, sediment transport pipe 12 is in the centre of sand filter, and insert in cone 10 filtrates sediment transport pipe 12 lower ends, and the upper end is connected with three phase separator 14, three separator 14 bottoms are provided with sand developing tube 13, and sediment transport pipe 12 middle and lower parts are connected with air compressor machine 16 by air right compression conduit 15; The sand filter bottom is provided with equal water device 6 and is connected with water inlet 4 by water distributor 5, on water inlet 4 pipelines, intake pump 1 is set, adds dioxygen water pump 2 and adds ferrous sulfate pump 3, delivery port 9 by branch road with add dioxygen water pump 2, add ferrous sulfate pump 3 and be connected, part water can return filter and form circulation.
The course of work of the present utility model is:
Waste water at first needed to add acid [H before intake pump enters the continuous sand filtration of automatic cleaning
+], it evenly is mixed in the former water; Mix fully under the acid condition and add H respectively by pump 2, pump 3
2O
2, FeSO
4Thereby, produce OH, OH
-, and Fe
3+, by water inlet 4 access arrangements, former water passes through filtrate from bottom to top after by water distributor 5 and water-distributing device 6 water distribution uniformities with former water for they, and the clear water after the filtration is collected the back through the downflow weir 8 on top and is discharged by delivery port 9, and the water part is back to pump 2, pump 3 water sucking mouths.At outlet pipe dosing place is set, adds alkali OH
-, can regulate the water outlet acid-base value, make the acid-base value of water outlet reach specified value.The ferric iron major part that the Fenton method is produced is able to crystallization or Shen Dian is coated on sand grains filtrate 7 surfaces of fluidized bed, in the continuous running of equipment, filtrate is progressively polluted by the impurity in the water from bottom to top, through also falling into cone 10 bottoms gradually, sediment transport pipe 12 provides power the filtrate 7 of cone 10 bottoms to be delivered to the three phase separator 14 of its upper side by sediment transport pipe 12 by the compressed air of air compressor machine 16 outputs.Be compressed in the process of air-lift unit, conveying at filtrate 7, filter material surface can produce violent friction, and the pollutant that is attached to the surface comes off; After entering three phase separator 14, in washing descending process, by washing through the clear water behind the media filtration, rinse water enters sewage chamber by three phase separator 14 after sewage draining exit 18 dischargings at sand developing tube 13 for filtrate 7.
Claims (3)
1. automatic sand filter of Fenton, constitute by cylindrical shell and cone, be filled with filtrate in the sand filter, cylindrical shell top is provided with three phase separator and downflow weir, and the downflow weir top is provided with delivery port and sewage mouth, the sewage mouth is connected with the three phase separator sewage chamber, it is characterized in that, the sediment transport pipe is set in sand filter, insert in the cone filtrate sediment transport pipe lower end, the upper end is connected with three phase separator, and sediment transport pipe middle and lower part is connected with the air right compression conduit; The sand filter bottom is provided with equal water device and is connected with water inlet by water distributor.
2. the automatic sand filter of Fenton according to claim 1 is characterized in that the cone bottom is provided with the emptying pipe.
3. the automatic sand filter of Fenton according to claim 1 is characterized in that, intake pump is set on the water inlet pipeline, adds the dioxygen water pump and adds the ferrous sulfate pump, delivery port by branch road with add the dioxygen water pump, add the ferrous sulfate pump and be connected, form circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202266767U CN201578926U (en) | 2009-09-17 | 2009-09-17 | Fenton automatic sand filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202266767U CN201578926U (en) | 2009-09-17 | 2009-09-17 | Fenton automatic sand filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201578926U true CN201578926U (en) | 2010-09-15 |
Family
ID=42720917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202266767U Expired - Fee Related CN201578926U (en) | 2009-09-17 | 2009-09-17 | Fenton automatic sand filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201578926U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102086070A (en) * | 2010-12-03 | 2011-06-08 | 李汉彬 | Moving bed type advanced cyclic oxidation treatment method and system |
| CN102642911A (en) * | 2012-05-02 | 2012-08-22 | 山东绿泉环保工程有限公司 | Advanced oxidation treatment device and advanced oxidation treatment process of refractory organic wastewater |
| CN104108807A (en) * | 2013-04-16 | 2014-10-22 | 山东山大华特科技股份有限公司 | Strong oxidation reaction and flocculation filter integrated machine |
| CN106167298A (en) * | 2016-08-22 | 2016-11-30 | 江苏金点环保科技有限公司 | The new device that a kind of Fenton oxidation processes |
| CN110090479A (en) * | 2019-04-28 | 2019-08-06 | 永联印刷耗材（深圳）有限公司 | Printing plate-moistening circulation fluid filtration equipment |
| CN113184974A (en) * | 2021-05-18 | 2021-07-30 | 北京国环莱茵环保科技股份有限公司 | Fenton advanced oxidation method adopting MBBR carrier |
-
2009
- 2009-09-17 CN CN2009202266767U patent/CN201578926U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102086070A (en) * | 2010-12-03 | 2011-06-08 | 李汉彬 | Moving bed type advanced cyclic oxidation treatment method and system |
| CN102086070B (en) * | 2010-12-03 | 2013-08-07 | 李汉彬 | Moving bed type advanced cyclic oxidation treatment method and system |
| CN102642911A (en) * | 2012-05-02 | 2012-08-22 | 山东绿泉环保工程有限公司 | Advanced oxidation treatment device and advanced oxidation treatment process of refractory organic wastewater |
| CN104108807A (en) * | 2013-04-16 | 2014-10-22 | 山东山大华特科技股份有限公司 | Strong oxidation reaction and flocculation filter integrated machine |
| CN106167298A (en) * | 2016-08-22 | 2016-11-30 | 江苏金点环保科技有限公司 | The new device that a kind of Fenton oxidation processes |
| CN110090479A (en) * | 2019-04-28 | 2019-08-06 | 永联印刷耗材（深圳）有限公司 | Printing plate-moistening circulation fluid filtration equipment |
| CN113184974A (en) * | 2021-05-18 | 2021-07-30 | 北京国环莱茵环保科技股份有限公司 | Fenton advanced oxidation method adopting MBBR carrier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20140917 |
|
| EXPY | Termination of patent right or utility model |