CN203820523U - Fenton reaction tower for treatment of landfill leachate - Google Patents
Fenton reaction tower for treatment of landfill leachate Download PDFInfo
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- CN203820523U CN203820523U CN201420165183.8U CN201420165183U CN203820523U CN 203820523 U CN203820523 U CN 203820523U CN 201420165183 U CN201420165183 U CN 201420165183U CN 203820523 U CN203820523 U CN 203820523U
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- reaction tower
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Abstract
The utility model discloses a Fenton reaction tower for treatment of landfill leachate. The Fenton reaction tower comprises a tower body, wherein the tower body is cylindrical and is made of an enamel material, a water inlet, a sludge discharge outlet and a reflux water inlet are formed at the position near the bottom of the tower body, a reflux water outlet is formed in the middle of the tower body, an overflow weir is arranged at the position near the top of the tower body, a water inlet pipe connected with the water inlet is arranged inside the tower body, the water inlet pipe comprises a main pipe and branch pipes, the main pipe is connected to the water inlet and is in an annular shape, the 3-5 branch pipes are distributed on the main pipe and communicated with the main pipe, the included angle between each of branch pipes and the tangential direction of the annular shape is 40-60 degrees, the branch pipes spirally discharge effluent towards to the top of the tower body, the reflux water outlet is connected with the reflux water inlet by a pipeline and a circulating pump is also arranged at the position near the reflux water inlet. Since the inflow water in the Fenton reaction tower is fully reacted with the Fenton reagent, the subsequent further treatment can be effectively guaranteed so as to meet the emission standards.
Description
Technical field
The utility model relates to water treatment field, particularly relates to a kind of Fenton's reaction tower of processing for percolate.
Background technology
At present, the Fenton reactor for the treatment of refuse percolate is Fenton's reaction pond form, Fenton's reaction pond is that length is much larger than the equipment of height, by mechanical stirring, intake and Fenton reagent, after reaching certain hour, water outlet is for further processing, and in this Fenton's reaction pond, water inlet and Fenton reagent mixing inhomogeneous, react insufficient, water outlet cannot be met the demands, affect qualified discharge after follow-up further processing.
Summary of the invention
Technical problem to be solved in the utility model is: make up above-mentioned the deficiencies in the prior art, a kind of Fenton's reaction tower of processing for percolate is proposed, water inlet in this Fenton's reaction tower and Fenton reagent sufficient reacting, can effectively guarantee follow-up further processing, with qualified discharge.
Technical problem of the present utility model is solved by following technical scheme:
A kind of Fenton's reaction tower for described deep treatment method, comprise tower body, described tower body is cylinder shape, adopt enamel material, close bottom position at described tower body is provided with water-in, mud discharging mouth and backflow water-in, medium position at described tower body is provided with recycling effluent mouth, close tip position at described tower body is provided with overflow weir, in the inside of described tower body, be provided with the water inlet pipe being connected with described water-in, described water inlet pipe comprises house steward and arm, described house steward is connected with described water-in, described house steward is annular, described arm has 3-5 and is distributed in that described house steward is upper to be communicated with described house steward, the angle of the tangential direction of described arm and described annular is 40-60 °, described arm is to the water outlet in the shape of a spiral of the top towards described tower body, described recycling effluent mouth is connected by pipeline with backflow water-in, in the position near backflow water-in, be also provided with recycle pump.
Fenton's reaction tower in technique scheme, the height of its tower body is greater than tower diameter, the water that above structure makes to enter Fenton's reaction tower in the shape of a spiral, Fenton reagent is from recycle pump charging, can be uniformly mixed fully and react with spiral helicine water inlet, in Fenton's reaction tower, by Fenton reagent, the organism of difficult degradation in percolate is converted into the organism of readily biodegradable, improve biodegradability, be convenient to follow-up further processing with qualified discharge.
Preferably, the height that arranges of described recycling effluent mouth is 0.5-0.6 with the ratio of the height of described tower body.
Preferably, the little 200-250mm of radius of tower body described in the radius ratio of described annular.
Preferably, the angle of the tangential direction of described arm and described annular is 45 °.
Preferably, described overflow weir is zig-zag.
Preferably, the distance at the top of described overflow weir and the top of described tower body is 300-400mm.
Preferably, described arm is uniformly distributed on described house steward.
Preferably, described mud discharging mouth is lower than described water-in.
Preferably, described backflow water-in flushes with described water-in or higher than described water-in.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the Fenton's reaction tower in the utility model embodiment;
Fig. 2 is that Fenton's reaction tower in Fig. 1 is along the cross-sectional schematic of A-A '.
Embodiment
Preferred embodiment the utility model is described in further detail to contrast accompanying drawing combination below.
The utility model provides a kind of Fenton's reaction tower of processing for percolate, in one embodiment, comprise tower body, described tower body is cylinder shape, adopt enamel material, close bottom position at described tower body is provided with water-in, mud discharging mouth and backflow water-in, medium position at described tower body is provided with recycling effluent mouth, close tip position at described tower body is provided with overflow weir, in the inside of described tower body, be provided with the water inlet pipe being connected with described water-in, described water inlet pipe comprises house steward and arm, described house steward is connected with described water-in, described house steward is annular, described arm has 3-5 and is distributed in that described house steward is upper to be communicated with described house steward, the angle of the tangential direction of described arm and described annular is 40-60 °, described arm is to the water outlet in the shape of a spiral of the top towards described tower body, described recycling effluent mouth is connected by pipeline with backflow water-in, in the position near backflow water-in, be also provided with recycle pump.
Wherein, preferably the height that arranges of recycling effluent mouth is 0.5-0.6 with the ratio of the height of described tower body; The little 200-250mm of the radius of tower body described in the radius ratio of annular; The distance at the top of overflow weir and the top of described tower body is 300-400mm; Arm is uniformly distributed on described house steward; Mud discharging mouth is lower than described water-in; Backflow water-in flushes with described water-in or higher than described water-in; Enamel material is that unorganic glass material coagulates the matrix material on matrix stainless steel and together with stainless steel mortise by melting, and tower body is made by enamel assembling, acid-fast alkali-proof protection against corrosion.
In a preferred embodiment, as shown in Figure 1-2, Fenton's reaction tower comprises tower body 1, described tower body 1 is cylinder shape, adopt enamel material, close bottom position at described tower body 1 is provided with water-in 2, mud discharging mouth 3 and backflow water-in 4, mud discharging mouth 3 is lower than water-in 2, backflow water-in 4 flushes with water-in 2, in the position apart from tower body 1 mid-height, be provided with recycling effluent mouth 5, effluent adopting gravity flow water outlet, water outlet is provided with overflow weir 6, overflow weir 6 is zig-zag, be arranged on the position apart from the top 400mm of tower body 1, in the inside of described tower body 1, be provided with the water inlet pipe 7 being connected with described water-in 2, described water inlet pipe 7 comprises house steward 71 and arm 72, described house steward 71 is connected with described water-in 2, described house steward 71 is annular, the little 250mm of the radius of tower body described in the radius ratio of annular, described arm 72 has 3 and be distributed on described house steward 71 and be communicated with described house steward 71, described arm 72 is 45 ° with the angle of the tangential direction of described annular, described arm 72 is to the water outlet in the shape of a spiral of the top towards described tower body 1, described recycling effluent mouth 5 is connected by pipeline with backflow water-in 4, in the position near backflow water-in 4, be also provided with recycle pump 8, in water inlet, be also provided with water pump (not indicating in figure), the top of tower body also comprises mobilizable cover plate 9.
Fenton's reaction tower in above embodiment can be for the treatment of through the percolate of membrane bioreactor, the COD(chemical oxygen demand (COD) that enters the water of Fenton's reaction tower)≤1000mg/L, NH
3-N(ammonia nitrogen)≤100mg/L, TN(total nitrogen)≤200mg/L, Fenton reagent is from recycle pump charging, enter the water of Fenton's reaction tower in the shape of a spiral, in treating processes, after being drawn out of, part water in described Fenton's reaction tower again passes back into described Fenton's reaction tower, the COD≤300mg/L of the water outlet after the processing of step 6-8 hour, NH
3-N≤40mg/L, TN≤160mg/L, the water outlet after Fenton's reaction tower is processed is carried out entering clean water basin after follow-up processing (as the oxidation and aeration biological filter of becoming reconciled through settling tank, anaerobism BAF successively) again, carries out qualified discharge.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of ordinary skill in the field; without departing from the concept of the premise utility; can also make some being equal to substitutes or obvious modification, and performance or purposes identical, all should be considered as belonging to protection domain of the present utility model.
Claims (9)
1. a Fenton's reaction tower of processing for percolate, it is characterized in that: comprise tower body, described tower body is cylinder shape, adopt enamel material, close bottom position at described tower body is provided with water-in, mud discharging mouth and backflow water-in, medium position at described tower body is provided with recycling effluent mouth, close tip position at described tower body is provided with overflow weir, in the inside of described tower body, be provided with the water inlet pipe being connected with described water-in, described water inlet pipe comprises house steward and arm, described house steward is connected with described water-in, described house steward is annular, described arm has 3-5 and is distributed in that described house steward is upper to be communicated with described house steward, the angle of the tangential direction of described arm and described annular is 40-60 °, described arm is to the water outlet in the shape of a spiral of the top towards described tower body, described recycling effluent mouth is connected by pipeline with backflow water-in, in the position near backflow water-in, be also provided with recycle pump.
2. Fenton's reaction tower as claimed in claim 1, is characterized in that: the height that arranges of described recycling effluent mouth is 0.5-0.6 with the ratio of the height of described tower body.
3. Fenton's reaction tower as claimed in claim 1, is characterized in that: the little 200-250mm of the radius of tower body described in the radius ratio of described annular.
4. Fenton's reaction tower as claimed in claim 1, is characterized in that: the distance at the top of described overflow weir and the top of described tower body is 300-400mm.
5. Fenton's reaction tower as claimed in claim 1, is characterized in that: the angle of the tangential direction of described arm and described annular is 45 °.
6. the Fenton's reaction tower as described in claim 1 or 4, is characterized in that: described overflow weir is zig-zag.
7. the Fenton's reaction tower as described in claim 1 or 5, is characterized in that: described arm is uniformly distributed on described house steward.
8. Fenton's reaction tower as claimed in claim 1, is characterized in that: described mud discharging mouth is lower than described water-in.
9. Fenton's reaction tower as claimed in claim 1, is characterized in that: described backflow water-in flushes with described water-in or higher than described water-in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420165183.8U CN203820523U (en) | 2014-04-04 | 2014-04-04 | Fenton reaction tower for treatment of landfill leachate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420165183.8U CN203820523U (en) | 2014-04-04 | 2014-04-04 | Fenton reaction tower for treatment of landfill leachate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203820523U true CN203820523U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420165183.8U Expired - Fee Related CN203820523U (en) | 2014-04-04 | 2014-04-04 | Fenton reaction tower for treatment of landfill leachate |
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| Country | Link |
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| CN (1) | CN203820523U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103880253A (en) * | 2014-04-04 | 2014-06-25 | 深圳市百斯特环保工程有限公司 | Garbage leachate advanced treatment method and Fenton reaction tower |
| CN113754106A (en) * | 2021-08-12 | 2021-12-07 | 上海沁沿环保技术有限公司 | High-efficient fenton reactor |
-
2014
- 2014-04-04 CN CN201420165183.8U patent/CN203820523U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103880253A (en) * | 2014-04-04 | 2014-06-25 | 深圳市百斯特环保工程有限公司 | Garbage leachate advanced treatment method and Fenton reaction tower |
| CN113754106A (en) * | 2021-08-12 | 2021-12-07 | 上海沁沿环保技术有限公司 | High-efficient fenton reactor |
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| 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: 20140910 Termination date: 20190404 |
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| CF01 | Termination of patent right due to non-payment of annual fee |