CN200951982Y - Low wall partition upper flow distributing inner diffusion flax sewage multi-stage treatment tank - Google Patents
Low wall partition upper flow distributing inner diffusion flax sewage multi-stage treatment tank Download PDFInfo
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- CN200951982Y CN200951982Y CN 200520099854 CN200520099854U CN200951982Y CN 200951982 Y CN200951982 Y CN 200951982Y CN 200520099854 CN200520099854 CN 200520099854 CN 200520099854 U CN200520099854 U CN 200520099854U CN 200951982 Y CN200951982 Y CN 200951982Y
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- Biological Treatment Of Waste Water (AREA)
Abstract
An upper-distributed & inner-expanded multistage treatment tank for flax sewage water with a short separation wall, relates to waste water multistage treatment, more particularly a high-density organic waste water treatment in flax processing. The utility model comprises a regulating reservoir, an anaerobic fermentation tank, an aerobic fermentation tank, a water tank and etc; the regulating reservoir comprises a PH regulating reservoir, a substance coordination tank, a random sedimentation tank, and an activated microorganism supplementary & coordination tank for sewage water treatment; the anaerobic fermentation tank comprises a primary tank for fixed and free spawns, and a multistage secondary tank with features in catetory & quantity decrement; the aerobic fermentation tank comprises a supplementary & coordination tank for fixed and free aerobic microorganisms, an stengthened aerating tank and a multistage treatment tank to eliminate nitrogen, phosphorus and etc. The primary tank can be connected in series or in parallel with the secondary tank. The utility model makes for intermittent production in flax retting & glue removing, resists impact from large quantity drainage of sewage water in production, and effectively degrade and process flax waste water and sewage or other organic waste water with high load quantity of COD.
Description
Affiliated technical field
The utility model relates to the waste water multiple-stage treatment, particularly flax course of processing middle and high concentration treatment of Organic Wastewater.
Background technology
The by product of flax processing comprises that xylogen and degraded product, hemicellulose and degraded product thereof, tannin, pectin, resinous acid, protein, fat, fiber etc. can be by the materials of microbiological degradation.Decompose these materials and will consume a large amount of oxygen, produce methane, CO
2, the organic acid of different molecular weight, malodorous H
2S, mercaptan and 3-methyl azepine indenes materials such as (skatoles) cause that the water body dissolved oxygen sharply falls, water quality acidifying, aquatic animals and plants death, pathogenic bacteria are grown, the water body blackout is smelly, body eutrophication or acid evilization, have a strong impact on water quality.The sewage of effectively handling flax processing generation is global problem.Only flax straw is macerated the system preliminary working of coming unstuck, the best of 1t flax straw water 20～25t water that comes unstuck, and actual amount is 1: 9 in the production.So, the elementary source mill of flax of year processing flax straw 8000t, the processing water consumption reaches 7.2 ten thousand m
3, a year discharging high-concentration waste water is no less than 60,000 m
3, year discharging COD
Cr682.8t, BOD 5111t, NH
4'-N 4.12t, SS 36t is equivalent to the principal pollutant amount that the city of 1 100,000 population produces.The come unstuck sewage treatment facility of process of some systems of macerating, the impacts of a large amount of dischargings of the intermittent production waste of incompatibility flax or working cost are high and perform practically no function; It is simple extensive low-cost natural original process that more flax fiber preliminary working is produced, and waste water is not treated, directly row's water body around the farmland reaches.2005, various places, Yunnan Province flax cultivated area reached 20,000 hm
2About, but there is not the sewage of tame flax source mill discharging to reach governance standard.Rely on the deleterious flax waste water of soil natural degradation high density, can produce secondary pollution, smelly, the rivers water body downgrade of stream water quality blackout natural, ecological and soil; Waste water enters ground water regime, through seepage, may appear at apart from the final whereabouts in other place, particularly these regional discharge of wastewater of contaminating enterprises' certain distance is trunk river water systems such as Jinsha jiang River, Red River, the Lancang River, serious threat basin people's life health and ecotope.
Summary of the invention
The purpose of this utility model provides flax sewage multiple-stage treatment system of the low low unpowered or few power of a kind of working cost, can adapt to come unstuck intermittence in the production process of flax retting, the impact when can slowly-releasing sewage discharging in a large number and effectively flax effluent sewage or other organic waste water of degradation treatment high loading amount COD.
The utility model feature is three main ponds, i.e. three main ponds, be that equalizing tank (1), anaerobically fermenting pond (2), aerobic fermentation pond (3) connect successively, be provided with one or more levels secondary pond in each main pond, 50cm is enclosed by highly being lower than pond, main pond (8) in secondary pond, from bottom 40～70cm place whenever in twos between hole, pond (7) at interval 70～80cm arrange that the parapet partition (4) in hole, pond (7) is in series or in parallel to form.Described equalizing tank (1) is about 6～8, best 6.5～7.5 pH regulator pond (1.1) by adding alkaline matter such as lime pH value, and material is coordinated pond (1.2), settling tank (1.3) at random, and living microorganism replenishes coordination pond (1.4) and is composed in series.The preparation pond (5) that a wide 100cm of end opening is arranged between described equalizing tank (1) and anaerobically fermenting pond (2), this pond and main Chi Qigao, the face that links to each other with anaerobically fermenting pond (2) cuts off (6) for the atresia of falling the shape of 60cm～80cm at the bottom of the pond, and is fixing and dissociate and enrich bacterial classification kind amount and successively decrease between the fermentation vat (2.1,2.2,2.3).And aerobic fermentation pond (3) are main additional coordination pond (3.1), are divided into two-stage and form according to the reinforcement inflatable pool (3.2,3.3) of the sudden and violent gas head of the aerobic layout of sewage capacity (9), the treating pond (3.4) of removing materials such as nitrogen, phosphorus by fixing and free aerobic microbiological.And hole, pond (7) are area 75～100cm
2Rectangular opening or elliptical aperture.
The effect that balance is cut off both sides hydraulic pressure is played in hole, pond on parapet of the present utility model cuts off, and material diffusion and microbial population balance channel are provided in operational process.The last cloth flowing water that cuts off forms the passage of similar waterfall, and the sewage that enters by this passage is subjected to the damping interaction of water in next pond, is the sewage natural oxygenation; Provide microorganism fully to contact the condition of substance to be processed simultaneously.When the Chi Liudong of subordinate, the obstruction that sewage is cut off, many bigger particle natural subsidence.Reserve certain settlement space that is equipped with at the bottom of the pond, when the many impacts of sewage quantity are big, transfer accumulative microorganism in this part sediment, the performance impact resistance.Producing the intermittent phase, there is certain polymerization degree that the basis of microbial survival and growth is provided than macromole and dead microbial cells in the sediment, and the toxin that the hole, pond provides material diffusion and microbial population balance to produce with the decomposing organism metabolism, remove dirt in the water, and provide the dilution buffer condition for new round sewage disposal.
In retted fibre was come unstuck process, the come off microbial metabolism acidifying of composition of impurity such as flax straw epidermis, cortex, phloem parenchyma had produced the inhibition that is not suitable for microorganism self growth.The effect of pH regulator pond mainly is to recover the microbial growth environment, by replenishing measured quantity of material, coordinates nutrition and has reasonably biochemical oxygen demand (BOD) (BOD
5) value, recover microorganism life.Except, precipitation a large amount of dead thalline and large particulate matters, before entering the anaerobically fermenting pond, inoculation replenishes coordinates microbial population.The anaerobically fermenting pond is that active microorganism is an aerobic-anaerobic microbe in Qi Zhuchi, one or more levels secondary pond at the weak aerobe fermentation of water meter certain depth scope nature oxygenation.Strengthen blowing aeration at Aerobic Pond, make based on aerobic microbiological, remove the nitrogen that goes out from the anaerobic pond mineralising, phosphorus etc. and exceed the sewage drainage standard material, simultaneously, further oxide treatment anaerobic digestion difficult degradation thing, and do flocculation sediment with the thick-walled pod film thalline of synthesising biological flocculation agent.
The up cloth stream of the utility model automatic oxygenation, inside and deep layer spread circulation automatically coordinates material and microorganism active, be suitable for flax retting intermittent production of coming unstuck, the impact when sewage discharges in a large number in can antibiosis producing and effective flax sewage of degraded high loading amount COD.
Description of drawings
Fig. 1 is a high concentrated organic wastewater treating pond schema.
Fig. 2 cuts off and front, hole, pond diagrammatic sketch for the high concentrated organic wastewater treating pond.
Fig. 3 is equalizing tank group texture edge figure.
Fig. 4 is an anaerobically fermenting pool structure side elevational view.
Fig. 5 is an aerobic fermentation pool structure side elevational view.
Embodiment
Be described further below in conjunction with accompanying drawing.
Equalizing tank 1 high 1.5m, equalizing tank 1 comprise that pH regulator pond, material are coordinated the pond, settling tank, the living microorganism of disposing of sewage replenish and coordinate four placed in-line successively secondary ponds, pond at random, cutting off 4 with parapet between the secondary pond separates, parapet cuts off 4 and is lower than main pond 50cm, parapet cuts off and from bottom surface 50cm place several holes, pond 7 to be set, hole, pond 7 shape rectangles, elliptical aperture or with the pvc pipe embedding of φ 10cm.PH regulator pond 1.1 adds lime and transfers pH to be about 7.5, enters material by hole, pond, bottom 7 and coordinates pond 1.2; When sewage quantity is big, impact sewage and cut off streaming inflow matter coordination pond 1.2,4 top, and other secondary pond principle of work is identical from parapet.
The preparation pond 5 of equalizing tank 1 about by a wide 1m of end opening enters anaerobically fermenting pond 2.Preparation 5 upper edges, pond and anaerobically fermenting pond 2 is neat high, and preparation pond 5 face that links to each other with anaerobically fermenting pond 2 is the atresia of falling the shape partition 6 of 60cm～80cm at the bottom of the pond.
Anaerobically fermenting pond 2 high 5m, have fixing and free enrich bacterial classification and three grades of fermentation vats 2.1,2.2,2.3 that the kind amount is successively decreased, cutting off 4 with parapet between each fermentation vat separates and is connected in series, parapet cuts off 4 and is lower than main pond 50cm, parapet cuts off 4 and from bottom surface 50cm place hole, pond 7 is set, every interval 70cm is provided with hole, pond 7 on the parapet partition 4, and hole, pond 7 is a 10cm pvc pipe.
Need be to carbohydrate in 1%, the numerous microorganism of population is equivalent to COD
Cr=1 ten thousand mg/L, through fixing and free each pond Zhong Shui after enriching bacterial classification master pond, but through suitable allotment reuse retted fibre.
The water that comes out from aerobic fermentation pond 3 enters retention basin, flows into the waterways again.
More than between three main ponds by building the pipe connection of valve control.
Treatment time is generally: in the anaerobically fermenting pond, be no less than 10 days winter, be no less than 5 days summer;
In the aerobic fermentation pond, be no less than 1 day winter, be no less than 2 days summer;
Do not comprise reuse water, drainage water reaches national secondary discharge standard.
COD of sewage
CrBe worth processed before greater than 20,000 mg/L, water outlet COD after aerobic fermentation is handled
Cr≤ 300mg/L.
Claims (5)
1, upper current distributor internal diffusion flax sewage multiple-stage treatment pond of parapet partition, comprise three main ponds, be that equalizing tank (1), anaerobically fermenting pond (2), aerobic fermentation pond (3) connect successively, be provided with one or more levels secondary pond in each main pond, it is characterized in that secondary pond encloses 50cm by highly being lower than pond, main pond (8), from bottom 40～70cm place whenever in twos between hole, pond (7) at interval 70～80cm arrange that the parapet in hole, pond (7) cuts off (4) and is in series or in parallel to form.
2, upper current distributor internal diffusion flax sewage multiple-stage treatment pond of parapet partition according to claim 1, it is characterized in that equalizing tank (1) is about 6～8, best 6.5～7.5 pH regulator pond (1.1) by adding alkaline matter such as lime pH value, material is coordinated pond (1.2), settling tank (1.3) at random, living microorganism replenishes coordination pond (1.4) and is composed in series
3, upper current distributor internal diffusion flax sewage multiple-stage treatment pond of parapet partition according to claim 1, it is characterized in that having between equalizing tank (1) and anaerobically fermenting pond (2) the preparation pond (5) of a wide 100cm of end opening, this pond and main Chi Qigao, the face that links to each other with anaerobically fermenting pond (2) cuts off (6) for the atresia of falling the shape of 60cm～80cm at the bottom of the pond, and is fixing and dissociate and enrich bacterial classification kind amount and successively decrease between the fermentation vat (2.1,2.2,2.3).
4, the upper current distributor internal diffusion flax sewage multiple-stage treatment pond that cuts off according to the parapet of claim 1 is characterized in that aerobic fermentation pond (3) is main additional coordination pond (3.1), is divided into two-stage and forms according to the reinforcement inflatable pool (3.2,3.3) of the sudden and violent gas head of the aerobic layout of sewage capacity (9), the treating pond (3.4) of removing materials such as nitrogen, phosphorus by fixing and free aerobic microbiological.
5, upper current distributor internal diffusion flax sewage multiple-stage treatment pond of parapet partition according to claim 1 is characterized in that hole, pond (7) is area 75～100cm
2Rectangular opening or elliptical aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520099854 CN200951982Y (en) | 2005-10-14 | 2005-10-14 | Low wall partition upper flow distributing inner diffusion flax sewage multi-stage treatment tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520099854 CN200951982Y (en) | 2005-10-14 | 2005-10-14 | Low wall partition upper flow distributing inner diffusion flax sewage multi-stage treatment tank |
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| Publication Number | Publication Date |
|---|---|
| CN200951982Y true CN200951982Y (en) | 2007-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520099854 Expired - Fee Related CN200951982Y (en) | 2005-10-14 | 2005-10-14 | Low wall partition upper flow distributing inner diffusion flax sewage multi-stage treatment tank |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217944A (en) * | 2019-06-12 | 2019-09-10 | 浙江阿祥亚麻纺织有限公司 | A kind of biological oxidation process processing flax production waster water process |
| US11155475B2 (en) | 2017-06-16 | 2021-10-26 | Yunnan University | Skid mounted device for upper-spreading internal diffusion vertical plug flow photocatalytic wastewater treatment |
-
2005
- 2005-10-14 CN CN 200520099854 patent/CN200951982Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11155475B2 (en) | 2017-06-16 | 2021-10-26 | Yunnan University | Skid mounted device for upper-spreading internal diffusion vertical plug flow photocatalytic wastewater treatment |
| CN110217944A (en) * | 2019-06-12 | 2019-09-10 | 浙江阿祥亚麻纺织有限公司 | A kind of biological oxidation process processing flax production waster water process |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |