CN201737801U - Enhanced vertical flow filtering bed - Google Patents
Enhanced vertical flow filtering bed Download PDFInfo
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- CN201737801U CN201737801U CN2009203535741U CN200920353574U CN201737801U CN 201737801 U CN201737801 U CN 201737801U CN 2009203535741 U CN2009203535741 U CN 2009203535741U CN 200920353574 U CN200920353574 U CN 200920353574U CN 201737801 U CN201737801 U CN 201737801U
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Abstract
The utility model relates to an enhanced vertical flow filtering bed, which adopts a circular structure formed through two semicircles, an impermeable membrane is applied at the bottom of the filtering bed, water collecting pipes are applied on the impermeable membrane, and two ends of each water collecting pipe are communicated with breather pipes; the interior of the filtering bed is filled with substrate, and plants are planted on the surface of the filtering bed; water distributing main pipes are distributed on the two semicircles of the filtering bed in the diameter direction of the filtering bed, and water distributing branch pipes communicated with the water distributing main pipes are arranged in a semi-circle shape and in an outwardly radiating manner from the center of the filtering bed. Due to the adoption of the structure of the circular vertical flow filtering bed, modular production of the facility can be achieved, water distribution on the surface of the filtering bed is more even and complete, the structure of the filtering bed is more stable and attractive, the building area and materials are saved, and the utility model is classified as a more effective man-made filtering bed sewage treatment system and solves the problem of imperfect treatment due to dead angles of a quadrate filtering bed. The utility model is suitable for treating domestic sewage in rural areas, landscape water of city, wastewater in lakes and the like, and has the characteristics of high treatment efficiency, good landscape effect, resource conservation, wide application scope and the like.
Description
Technical field
The utility model relates to a kind of be used to dispose of sewage reinforced vertical flow filter bed, belongs to environment-friendly engineering and water-treatment technology field.
Background technology
Main at present source of pollution control and the ecological restoring method of adopting administered sewage, and artificial filter bed is one of important scientific method.Artificial filter bed is a kind of sewage disposal technology of continuous evolution, ultimate principle is: the specific plant of plantation on certain filler, when effluent stream is crossed artificial filter bed, filter through sandstone, soil, by the multiple microbial activities of aerobic one by one in the matrix fill layer of sand, anaerobic reaction micro unit and plant rhizosphere, the biochemical degradation precipitation reduces Pollutant levels, water quality is purified, until qualified discharge.Treating processes comprises biochemical reaction, as decomposition and anabolism, plant absorbing; Physical-chemical reaction is as precipitating absorption etc.
Utilize artificial filter bed that artificial filter bed of free-water level or the artificial filter bed of undercurrent type are adopted in the sewerage ecological reparation usually.The artificial filter bed of undercurrent type according to sewage thereon mobile direction difference more refinement be divided into horizontal flow filter bed and vertical flow filter bed two kinds.The artificial filter bed hydraulic load of free-water level is low, and sewage treating efficiency is not high, needs a large amount of waters and soil with the assurance decontamination effect improving, and in a single day the pollution of area source input is arranged, and its decontamination effect improving is very not obvious.The horizontal flow filter bed is compared with the artificial filter bed of free-water level, and hydraulic load and pollution load are big, and is good to organism such as BOD, COD and heavy metal removal effect.But the horizontal flow filter bed is compared with vertical flow filter bed, its shortcoming be denitrogenation, dephosphorization effect a little less than.
Vertical filter bed refer to sewage from the intermittent water distribution of settling tank to the filter bed surface, vertical flow by gravity downwards is a kind of high efficient technology in the artificial filter bed then, effectively handles all kinds of sewage in conjunction with physical filtering and biochemical reaction.Matrix fill in the filter bed provides a very adapt circumstance for microbial bacterial, organonitrogen is an ammonia nitrogen through the ammonification mineralising, under aerobic condition, ammonia nitrogen changes nitrate and nitrite into through nitrification, then under the condition of anaerobism and organic carbon source, partly be reduced to nitrogen through denitrification, discharge into the atmosphere.P contained compound mainly is reaction in matrix fill, enrichment, precipitation, thereby removes from sewage.In the sewage infitration process, by aerobic, the anaerobic reaction micro unit in the filler layer of sand, the biochemical degradation precipitation, Pollutant levels reduce.
There are deficiencies such as assembling inconvenience, water distribution are even inadequately, filter bed corner water distribution is insufficient, building structure is stable inadequately, floor area of building waste in the existing vertical flow filter bed square structure that is.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and provides a kind of reinforced vertical flow filter bed, is intended to effectively solve the problem of square vertical flow filter bed inconvenience assembling and exists the dead angle to cause problems such as processing is perfect inadequately.
The purpose of this utility model is achieved through the following technical solutions:
Reinforced vertical flow filter bed, characteristics are: described filter bed is the circular configuration that two semicircles constitute, and the filter bed bottom is equipped with anti seepage membrane, is covered with header on the described anti seepage membrane, and described header two ends connect ventpipe; The inner filling substrate of described filter bed, filter bed surface serike; Two semicircle upper edge filter bed diametric(al)s at filter bed are distributed with the water distribution person in charge respectively, are responsible for the water distribution branch pipe that is connected with water distribution and are arranged to external irradiation by the filter bed center with semicircle shape.
Further, above-mentioned is reinforced vertical flow filter bed, and wherein, described matrix is made of ecological filler processing layer, transition layer and layer of displacement, and described ecological filler processing layer is the upper strata, and described transition layer is the middle layer, and described layer of displacement is a lower floor.
Further, above-mentioned is reinforced vertical flow filter bed, and wherein, the body of wall of described filter bed is made of the customization aluminum alloy materials of being convenient to assemble, peripheral by the environment-friendly materials veneer.
Further, above-mentioned is reinforced vertical flow filter bed, wherein, is disposed with gravel bed and lime compacting bed course between described filter bed bottom and the anti seepage membrane.
Again further, above-mentioned is reinforced vertical flow filter bed, and wherein, described header is arranged to external irradiation with the filter bed center, and header connects ventpipe near filter bed body of wall one end.
Again further, above-mentioned is reinforced vertical flow filter bed, and wherein, it is 50/m that the surface plantation of described filter bed has short cattail and reed, iris and Canna generalis Bailey, the planting density of short cattail and reed
2, the planting density of iris is 15 strains/m
2, the planting density of Canna generalis Bailey is 15 strains/m
2
The substantive distinguishing features of technical solutions of the utility model and progressive being mainly reflected in:
The circular vertical flow filter bed structure of the reinforced vertical flow filter bed employing of the utility model, not only be convenient to assembling and modularization production, and water distribution more evenly comprehensively, the filter bed structure is stablized attractive in appearance more, floor area of building and material are saved more, be more artificial filter bed Sewage treatment systems, solved problems such as processing that square filter bed exists the dead angle to cause is perfect inadequately.The used hypothallus filtrate of artificial swamp is determined by two step experimental techniques of Glan spy (Grant) filtrate permeability test and size analysis, selects to satisfy the filtrate of specific graduation curve, guarantees artificial swamp operation steady in a long-term, the denitrogenation dephosphorizing effect stability.This facility is applicable to the processing of domestic sewage in rural areas by using, urban landscape water and lake sewage etc., has that processing efficiency height, landscape effect are good, resources conservation, flexible operation, characteristics such as applied widely, is the new design of a practicality, and application prospect is good.
Description of drawings
Below in conjunction with accompanying drawing technical solutions of the utility model are described further:
Fig. 1: diagrammatic cross-section of the present utility model;
Fig. 2: the utility model water distribution system floor map.
The implication of each Reference numeral sees the following form among the figure:
| Reference numeral | Implication | Reference numeral | Implication | Reference numeral | Implication |
| 1 | Ecological filler processing layer | 2 | Transition layer | 3 | Layer of |
| 4 | The filter bed body of |
5 | |
6 | Header |
| 7 | |
8 | Water distribution is responsible for | 9 | Ventpipe |
| 10 | Water |
11 | |
12 | Blank flange |
| 13 | Reducer tee | 14 | |
15 | Water shoot |
| Reference numeral | Implication | Reference numeral | Implication | Reference numeral | Implication |
| A | Go out current direction |
Embodiment
It is a kind of reinforced vertical flow filter bed that the utility model provides, the circular vertical flow filter bed structure of this vertical flow filter bed employing, water distribution more evenly comprehensively, the filter bed structure is stablized attractive in appearance more, floor area of building and material are saved more, be more artificial filter bed Sewage treatment systems, solved problems such as processing that square filter bed exists the dead angle to cause is perfect inadequately.This facility is applicable to the processing of domestic sewage in rural areas by using, urban landscape water and lake sewage etc., have the assembling of being convenient to, flexible operation, processing efficiency height, landscape effect good, economize on resources, characteristics such as applied widely, have broad application prospects.
As shown in Figure 1, reinforced vertical flow filter bed, filter bed is the circular configuration that two semicircles constitute, and diameter is 25m, and the area of each semicircle is 245m
2Area is according to hydraulic load 95mm/d, COD pollution load 30g/m
2/ d and SS pollution load 8g/m
2/ d calculates; The body of wall 4 of filter bed is made of the customization aluminum alloy materials of being convenient to assemble, and is peripheral by the environment-friendly materials veneer, body of wall 4 high 1.3m, thick 0.24m; The filter bed bottom is laid thick gravel bed of 10cm and lime compacting bed course successively, lay 1mm PE composite earthwork cloth anti seepage membrane 5 on the lime compacting bed course and carry out the antiseepage processing, lay φ 100HDPE single-walled pipe on the anti seepage membrane 5 as header 6, header 6 is arranged to external irradiation with the filter bed center, water outlet compiles the back and discharges from water shoot 15, header connects φ 110PVC ventpipe 9 near filter bed body of wall one end, the top of ventpipe 9 connects the perforate vent cap, make the sensible wetland of oxygen bottom, cut the hole by the header annular, to the filter bed internal divergence, gases such as the biogas of regional area anaerobic reaction generation simultaneously and hydrogen sulfide can be to the timely dissipation in the external world; The inner filling substrate of filter bed, matrix is made of the different levels filtrate, comprise the ecological filler processing layer 1 of thickness 50cm, the diameter 8-16mm cobble-stone transition layer 2 of thickness 10cm and the diameter 16-32mm coarse gravel layer of displacement 3 of thickness 20cm, ecological filler processing layer 1 is the upper strata, transition layer 2 is the middle layer, and layer of displacement 3 is a lower floor, and wherein the processing layer filtrate satisfies the requirement of hydraulic parameters and graduation curve, can guarantee good hydraulics, and provide good growing environment for plant and microorganism; The plantation of filter bed surface has the strong and good plant 7 of landscape effect of soil removability, and short cattail and reed, iris and Canna generalis Bailey are specifically arranged, and the planting density of short cattail and reed is 50/m
2, the planting density of iris is 15 strains/m
2, the planting density of Canna generalis Bailey is 15 strains/m
2, expand the space that artificial swamp is purified waste water greatly, improve the ability that it is purified waste water, have better landscape effect simultaneously; Two semicircle upper edge filter bed diametric(al)s at filter bed are distributed with the water distribution person in charge 8 respectively, are responsible for the water distribution branch pipe 10 that is connected with water distribution and are arranged to external irradiation by the filter bed center with semicircle shape.Sewage compiles the back discharge by header effectively remove principal pollutant such as organism and nitrogen phosphorus by plant, microorganism and matrix after.
As the reinforced vertical flow filter bed water distribution system of Fig. 2, water distribution is responsible for 8 and is connected with 110*75 concentric reducer 14 with 160*110 reduced tee 13 with arm 10.By automatic control system filter bed is carried out intermittent type and supply water, be responsible for and arm replaces water distribution on vertical flow filter bed two semicircles by the water distribution of circle.The DN160PE pipe of long 25m is responsible for as water distribution, and two water distributions are responsible for and are distributed on two semicircles of filter bed along radial direction, is responsible for two ends and seals with DN160 flange 11 and blank flange 12; The semicircle PE pipe of DN75 is as arm, and arm is arranged to external irradiation by the filter bed center with semicircle shape, 6 arms of each semicircle, the semi arch length of arm is respectively 5m, 11m, 17m, 24m, 30m and 36m from inside to outside, evenly punch every 1m on the arm, the aperture is 8mm, guarantees that water distribution is even.By automatic control system filter bed is carried out intermittent type and supply water, 2h interval, one time 5-6 minute, water yield 5m
3
During concrete the application, pretreated sewage is evenly distributed to circular vertical flow filter bed surface by cloth supply mains and arm, through behind the processing layer, principal pollutant such as organism in the polluted-water and nitrogen phosphorus are effectively removed by plant, microorganism and matrix, water quality is purified, and the water outlet after the processing compiles the back by header and discharges to flow to A.
Utilize reinforced vertical flow filter bed disposing of sewage, system's hydraulic load reaches 95mm/d, and system takes up an area of only needs 500m
2, day processing water yield 50m
3Be applied to 30-50m
3The purification of the sanitary sewage of/d, low cost efficiently solve sanitary sewage disposal problem completely inadequately.Sewage is handled by this facility, and decontamination effect improving reaches urban wastewater treatment firm pollutant emission standard (GB 18918-2002) one-level A standard, its treatment effect monitoring index such as table 1.
Table 1 treatment system Inlet and outlet water water monitoring data
| Project | PH (zero dimension) | COD Cr (mg/L) | SS (mg/L) | NH 3-N (mg/L) | TP (mg/L) |
| Water inlet | 7.86 | 300 | 36 | 71.3 | 2.26 |
| Water outlet | 7.32 | 31.5 | 9.7 | 4.0 | 0.32 |
| Water outlet | 6-9 | ≤50 | ≤10 | ≤5 | ≤0.5 |
The circular vertical flow filter bed structure of the reinforced vertical flow filter bed employing of the utility model, water distribution more evenly comprehensively, the filter bed structure is stablized attractive in appearance more, floor area of building and material are saved more, be more artificial filter bed Sewage treatment systems, solved problems such as processing that square filter bed exists the dead angle to cause is perfect inadequately.The used hypothallus filtrate of artificial swamp is determined by two step experimental techniques of Glan spy (Grant) filtrate permeability test and size analysis, selects to satisfy the filtrate of specific graduation curve, guarantees artificial swamp operation steady in a long-term, the denitrogenation dephosphorizing effect stability.This facility is applicable to the processing of domestic sewage in rural areas by using, urban landscape water and lake sewage etc., has that processing efficiency height, landscape effect are good, resources conservation, flexible operation, characteristics such as applied widely, has a extensive future, and is worth extensive popularization in the field of business.
What need understand is: the above only is a preferred implementation of the present utility model; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. reinforced vertical flow filter bed, it is characterized in that: described filter bed is the circular configuration that two semicircles constitute, and the filter bed bottom is equipped with anti seepage membrane, is covered with header on the described anti seepage membrane, and described header two ends connect ventpipe; The inner filling substrate of described filter bed, filter bed surface serike; Two semicircle upper edge filter bed diametric(al)s at filter bed are distributed with the water distribution person in charge respectively, are responsible for the water distribution branch pipe that is connected with water distribution and are arranged to external irradiation by the filter bed center with semicircle shape.
2. according to claim 1 reinforced vertical flow filter bed, it is characterized in that: described matrix is made of ecological filler processing layer, transition layer and layer of displacement, and described ecological filler processing layer is the upper strata, and described transition layer is the middle layer, and described layer of displacement is a lower floor.
3. according to claim 1 reinforced vertical flow filter bed, it is characterized in that: be disposed with gravel bed and lime compacting bed course between described filter bed bottom and the anti seepage membrane.
4. according to claim 1 reinforced vertical flow filter bed, it is characterized in that: described header is arranged to external irradiation with the filter bed center, and header connects ventpipe near filter bed body of wall one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203535741U CN201737801U (en) | 2009-12-29 | 2009-12-29 | Enhanced vertical flow filtering bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203535741U CN201737801U (en) | 2009-12-29 | 2009-12-29 | Enhanced vertical flow filtering bed |
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| Publication Number | Publication Date |
|---|---|
| CN201737801U true CN201737801U (en) | 2011-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203535741U Expired - Lifetime CN201737801U (en) | 2009-12-29 | 2009-12-29 | Enhanced vertical flow filtering bed |
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| Country | Link |
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| CN (1) | CN201737801U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102603069A (en) * | 2012-03-28 | 2012-07-25 | 武汉中科水生环境工程有限公司 | Artificial wetland suitable for low C/N sewage treatment |
| CN102603075A (en) * | 2012-03-27 | 2012-07-25 | 苏州德华生态环境科技有限公司 | Grass stream ecological corridor facility for collecting and treating rainwater at shores of river and lake |
| CN102603076A (en) * | 2012-03-28 | 2012-07-25 | 杜建强 | Miscanthus sacchariflora type vertical flow ecological filter bed system |
| WO2017107479A1 (en) * | 2015-12-22 | 2017-06-29 | 深圳市深港产学研环保工程技术股份有限公司 | Integrated sewage treatment device based on natural oxygenating and biological purification technique |
| CN114457855A (en) * | 2022-02-11 | 2022-05-10 | 中钢集团马鞍山矿山研究总院股份有限公司 | Sunken horizontal seepage-proofing and perpendicular seepage-proofing integrated configuration |
-
2009
- 2009-12-29 CN CN2009203535741U patent/CN201737801U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102603075A (en) * | 2012-03-27 | 2012-07-25 | 苏州德华生态环境科技有限公司 | Grass stream ecological corridor facility for collecting and treating rainwater at shores of river and lake |
| CN102603069A (en) * | 2012-03-28 | 2012-07-25 | 武汉中科水生环境工程有限公司 | Artificial wetland suitable for low C/N sewage treatment |
| CN102603076A (en) * | 2012-03-28 | 2012-07-25 | 杜建强 | Miscanthus sacchariflora type vertical flow ecological filter bed system |
| CN102603069B (en) * | 2012-03-28 | 2013-09-04 | 武汉中科水生环境工程有限公司 | Artificial wetland suitable for low C/N sewage treatment |
| WO2017107479A1 (en) * | 2015-12-22 | 2017-06-29 | 深圳市深港产学研环保工程技术股份有限公司 | Integrated sewage treatment device based on natural oxygenating and biological purification technique |
| CN114457855A (en) * | 2022-02-11 | 2022-05-10 | 中钢集团马鞍山矿山研究总院股份有限公司 | Sunken horizontal seepage-proofing and perpendicular seepage-proofing integrated configuration |
| CN114457855B (en) * | 2022-02-11 | 2023-09-15 | 中钢集团马鞍山矿山研究总院股份有限公司 | Sinking type horizontal seepage-proofing and vertical seepage-proofing combined structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Jiuhua Road Industrial Park in Suzhou city of Jiangsu Province, No. 110 building 215027 room 402 Patentee after: Suzhou Edward ecological environment Polytron Technologies Inc Address before: 215021 Su Fang building, 46 Xin Lu, Suzhou Industrial Park, Jiangsu, 405 Patentee before: Suzhou Dehua Ecological Environment Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110209 |