CN204779004U - Organic waste water circulating fluidized bed fenton reactor - Google Patents
Organic waste water circulating fluidized bed fenton reactor Download PDFInfo
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- CN204779004U CN204779004U CN201520407295.4U CN201520407295U CN204779004U CN 204779004 U CN204779004 U CN 204779004U CN 201520407295 U CN201520407295 U CN 201520407295U CN 204779004 U CN204779004 U CN 204779004U
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- water
- reactive tank
- water inlet
- settling bath
- reaction
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Abstract
The utility model discloses an organic waste water circulating fluidized bed fenton reactor, including intaking with medicine groove, reaction and precipitation tank, it adds the medicine groove for the back taper to intake, and its lateral wall even has water inlet manifold and feSO4 to add the pencil, and its bottom links and responds the groove inlet tube, the reaction is square groove shape, and the central department in reaction bottom is equipped with central water distributor, the end and the central water distributor intercommunication of reaction inlet tube, and the upper portion of reaction is equipped with out basin an along the cell body periphery, and the outlet pipe is installed to play basin a lateral wall, precipitation tank upper portion is square groove shape, and the lower part is cone shape, and precipitation tank upper portion center department is equipped with a central water distribution section of thick bamboo, a central water distribution section of thick bamboo and outlet pipe intercommunication, the upper portion of precipitation tank is equipped with out basin b along the cell body periphery, and it even has the outfall sewer to go out basin b, the lower part of precipitation tank links in proper order has circulating pump absorb water pipe and circulating pump. The utility model discloses can effectively improve fenton oxidation reaction efficiency, practice thrift the feSO4 quantity, reduce mud output.
Description
Technical field
The utility model belongs to technical field of waste water processing, is specifically related to a kind of organic waste water circulating fluidized bed fenton reactor.
Background technology
Organic waste water refers to the waste water of being discharged by industries such as papermaking, leather and food.Containing a large amount of organism such as carbohydrate, fat, albumen, Mierocrystalline cellulose in these waste water, if directly discharged, severe contamination can be caused.Along with the fast development of China's economy, organic waste water presents water quality complexity, difficult for biological degradation, high density and highly toxic feature, and traditional biochemical method is difficult to its process up to standard.High reactivity intermediate hydroxyl free radical (OH) oxidize contaminants that the high-level oxidation technology that the eighties in 20th century grows up can utilize the physics and chemistry processes such as light, sound, electricity, magnetic to produce, there is applied widely, that speed of reaction is fast, oxidation capacity is strong feature, in high toxicity, the used water difficult to degradate such as process papermaking, printing and dyeing, agricultural chemicals, pharmacy waste water and percolate, there is very large advantage.Fenton (Fenton) oxidizing process is exactly the one in numerous oxidizing process, and this technology utilizes ferrous salt and hydrogen peroxide to combine Fenton reagent oxidative degradation organism.Its essence is H
2o
2at Fe
2+katalysis under generate and there is the OH of high reaction activity and most of organism effect makes it degrade.Current fenton reactive tank mostly is column tower body, by pneumatic blending reinforcing mass transfer.Because tower body height is higher, the blast needed for stirring is comparatively large and reactive tank is run power consumption is high.And reactive tank water outlet directly enters next treatment facility, makes Fe
2+be underutilized, add chemical consumption and sludge yield.Therefore, the ubiquity power consumption in actual application of Fenton oxidation technique is high, and added amount of chemical is large, the shortcoming that mud generation is large.
Utility model content
The purpose of this utility model is to provide a kind of organic waste water circulating fluidized bed fenton reactor, which solves the problem that power consumption is high, medicine utilization rate is low, mud generation is large that existing fenton reactive tank exists.
The technical scheme that the utility model adopts is, a kind of organic waste water circulating fluidized bed fenton reactor, comprises into water dosing tank, reactive tank and settling bath;
Water inlet dosing tank is inverted cone-shaped structure, and the sidewall of water inlet dosing tank is communicated with water inlet manifold and FeSO
4chemical feed pipe, the bottom of water inlet dosing tank is communicated with reactive tank water inlet pipe;
Reactive tank is square groove structure, the bottom center place of reactive tank is vertically laid with center water distributor, and the termination of reactive tank water inlet pipe is communicated with center water distributor, and the top of reactive tank is provided with effluent trough a along cell body periphery, the sidewall of effluent trough a is provided with rising pipe, and rising pipe stretches into settling bath inside;
Settling bath top is square groove structure, and bottom is cone structure, and settling bath central upper portion place is provided with center cloth water drum, and center cloth water drum is connected with rising pipe; The top of settling bath is provided with effluent trough b along cell body periphery, and effluent trough b is connected with outfall sewer; The bottom of settling bath is connected with recycle pump water absorption tube and recycle pump in turn.
Feature of the present utility model is also,
The top of center cloth water drum is provided with umbrella shape overflow device.
The bottom of reactive tank is provided with annular jet whipping appts along cell body periphery, and annular jet whipping appts is connected with H in turn
2o
2chemical feed pipe, recycle pump vent pipe and recycle pump.
Annular jet whipping appts is made up of the ejector inside ring main and several jet orifice orientating reaction grooves.
The cell body cross section of water inlet dosing tank is " D " shape structure.
The beneficial effects of the utility model are, a kind of organic waste water circulating fluidized bed fenton reactor, by having the water inlet dosing tank of " D " shape cross section, can the hydraulic shear effect of rotational flow strengthening process, and improve FeSO
4with the mixed effect of organic waste water; By arranging umbrella shape overflow device, making inlet distribution even, preventing radial channel; By arranging annular jet whipping appts, fully mixing, by having the stirring action preventing sludge settling of H2O2 and waste water and Fe2+ both can be realized.The utility model can effectively improve fenton efficiency, saves FeSO
4consumption, reduces sludge yield.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model fenton reactive tank;
Fig. 2 is the vertical view of the utility model fenton reactive tank;
Fig. 3 is the structural representation of annular jet whipping appts in the utility model fenton reactive tank.
In figure, 1. water inlet manifold, 2.FeSO
4chemical feed pipe, 3. intake dosing tank, 4. reactive tank water inlet pipe, 5. center water distributor, 6. reactive tank, 7. effluent trough a, 8. rising pipe, 9. center cloth water drum, 10. settling bath, 11. effluent trough b, 12. outfall sewers, 13. recycle pump water absorption tubes, 14. recycle pumps, 15. recycle pump vent pipes, 16.H
2o
2chemical feed pipe, 17. annular jet whipping apptss, 18. umbrella shape overflow devices, 19. ring mains, 20. ejectors.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
As depicted in figs. 1 and 2, a kind of organic waste water circulating fluidized bed fenton reactor, comprises into water dosing tank 3, reactive tank 6 and settling bath 10; Water inlet dosing tank 3 is inverted cone-shaped structure, and its cross section is " D " shape structure, and the sidewall of water inlet dosing tank 3 is communicated with water inlet manifold 1 and FeSO
4chemical feed pipe 2, the bottom of water inlet dosing tank 3 is communicated with reactive tank water inlet pipe 4; Reactive tank 6 is square groove structure, the bottom center place of reactive tank 6 is vertically laid with center water distributor 5, the top of center water distributor 5 is provided with umbrella shape overflow device 18, the termination of reactive tank water inlet pipe 4 is communicated with center water distributor 5, the top of reactive tank 6 is provided with effluent trough a7 along cell body periphery, the sidewall of described effluent trough a7 is provided with rising pipe 8, and it is inner that rising pipe 8 stretches into settling bath 10; The bottom of reactive tank 6 is provided with annular jet whipping appts 17 along cell body periphery, and annular jet whipping appts 17 is connected with H in turn
2o
2chemical feed pipe 16, recycle pump vent pipe 15 and recycle pump 14; The top of settling bath 10 is square groove structure, and the bottom of settling bath 10 is cone structure, and settling bath 10 central upper portion place is provided with center cloth water drum 9, and center cloth water drum 9 is connected with rising pipe 8; The top of settling bath 10 is provided with effluent trough b11 along cell body periphery, and effluent trough b11 is connected with outfall sewer 12; The bottom of settling bath 10 is connected with recycle pump water absorption tube 13 and recycle pump 14 in turn.
As shown in Figure 3, annular jet whipping appts 17 is made up of the ejector 20 inside ring main 19 and several jet orifice orientating reaction grooves.
Principle of work of the present utility model is, organic waste water and FeSO
4solution is via FeSO
4chemical feed pipe 2 enters into water dosing tank 3 by water inlet manifold 1, center water distributor 5 is entered by reactive tank water inlet pipe 4 under effect in static pressure after eddy flow mixing, umbrella shape overflow device 18 water distribution uniformity on water distributor 5 top, dependence center, then enters reactive tank 6.Waste water in reactive tank 6 enters rising pipe 8 after effluent trough a7 collects, and then flows into center cloth water drum 9, enters settling bath 10 after carrying out circumferential water distribution uniformity.Settling bath 10 top is that these waste water enter settling region effluent trough b11, are collected to outfall sewer 12 and discharge containing the less processed waste water of suspended substance; Bottom, settling region is Fe
2+the chemical sludge that content is higher, delivers to the annular jet whipping appts 17, H bottom reactive tank 6 via recycle pump water absorption tube 13, recycle pump 14 and recycle pump vent pipe 15
2o
2by H
2o
2chemical feed pipe 16 adds and Fe
2+enter annular jet whipping appts 17 after mixing, the organic waste water oxidizing reaction of reactive tank 6 is evenly carried out.
In whole process, the organism in organic waste water is at reactive tank by OH oxidative degradation, and settling bath produces containing a large amount of Fe
2+chemical sludge and H
2o
2after mixing, be pumped to annular jet whipping appts, promote that the oxidizing reaction of organic waste water is evenly effectively carried out, there is saving FeSO
4the advantage of consumption, reduction sludge yield.
Claims (5)
1. an organic waste water circulating fluidized bed fenton reactor, is characterized in that: comprise into water dosing tank (3), reactive tank (6) and settling bath (10);
Described water inlet dosing tank (3) is inverted cone-shaped structure, and the sidewall of water inlet dosing tank (3) is communicated with water inlet manifold (1) and FeSO
4chemical feed pipe (2), the bottom of water inlet dosing tank (3) is communicated with reactive tank water inlet pipe (4);
Described reactive tank (6) is square groove structure, the bottom center place of reactive tank (6) is vertically laid with center water distributor (5), the termination of reactive tank water inlet pipe (4) is communicated with center water distributor (5), the top of reactive tank (6) is provided with effluent trough a (7) along cell body periphery, the sidewall of described effluent trough a (7) is provided with rising pipe (8), and it is inner that rising pipe (8) stretches into settling bath (10);
The top of described settling bath (10) is square groove structure, the bottom of settling bath (10) is cone structure, settling bath (10) central upper portion place is provided with center cloth water drum (9), and center cloth water drum (9) is connected with rising pipe (8); The top of settling bath (10) is provided with effluent trough b (11) along cell body periphery, and effluent trough b (11) is connected with outfall sewer (12); The bottom of settling bath (10) is connected with recycle pump water absorption tube (13) and recycle pump (14) in turn.
2. fenton reactor according to claim 1, is characterized in that: the top at described center water distributor (5) is provided with umbrella shape overflow device (18).
3. fenton reactor according to claim 1, it is characterized in that: the bottom of described reactive tank (6) is provided with annular jet whipping appts (17) along cell body periphery, and annular jet whipping appts (17) is connected with H in turn
2o
2chemical feed pipe (16), recycle pump vent pipe (15) and recycle pump (14).
4. fenton reactor according to claim 3, is characterized in that: described annular jet whipping appts (17) is made up of the ejector (20) inside ring main (19) and several jet orifice orientating reaction grooves.
5. fenton reactor according to claim 1, is characterized in that: the cell body cross section of described water inlet dosing tank (3) is " D " shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520407295.4U CN204779004U (en) | 2015-06-12 | 2015-06-12 | Organic waste water circulating fluidized bed fenton reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520407295.4U CN204779004U (en) | 2015-06-12 | 2015-06-12 | Organic waste water circulating fluidized bed fenton reactor |
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| Publication Number | Publication Date |
|---|---|
| CN204779004U true CN204779004U (en) | 2015-11-18 |
Family
ID=54519096
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520407295.4U Expired - Fee Related CN204779004U (en) | 2015-06-12 | 2015-06-12 | Organic waste water circulating fluidized bed fenton reactor |
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| Country | Link |
|---|---|
| CN (1) | CN204779004U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752530A (en) * | 2016-04-07 | 2016-07-13 | 钦州学院 | Upper suction and lower spraying type oil mixing device |
| CN106495297A (en) * | 2016-11-25 | 2017-03-15 | 江苏鼎弘环境科技有限公司 | One-step method advanced waste treatment system |
| CN109678240A (en) * | 2019-02-13 | 2019-04-26 | 云南天朗环境科技有限公司 | A kind of dyeing and printing sewage processing system and method based on Fenton's reaction |
| CN111875114A (en) * | 2020-08-07 | 2020-11-03 | 华夏碧水环保科技有限公司 | Fenton fluidized bed |
-
2015
- 2015-06-12 CN CN201520407295.4U patent/CN204779004U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752530A (en) * | 2016-04-07 | 2016-07-13 | 钦州学院 | Upper suction and lower spraying type oil mixing device |
| CN106495297A (en) * | 2016-11-25 | 2017-03-15 | 江苏鼎弘环境科技有限公司 | One-step method advanced waste treatment system |
| CN109678240A (en) * | 2019-02-13 | 2019-04-26 | 云南天朗环境科技有限公司 | A kind of dyeing and printing sewage processing system and method based on Fenton's reaction |
| CN109678240B (en) * | 2019-02-13 | 2021-11-12 | 云南天朗环境科技有限公司 | Printing and dyeing sewage treatment system and method based on Fenton reaction |
| CN111875114A (en) * | 2020-08-07 | 2020-11-03 | 华夏碧水环保科技有限公司 | Fenton fluidized bed |
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| 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: 20151118 Termination date: 20160612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |