CN205045958U - Dyeing workshop sewage treatment system - Google Patents
Dyeing workshop sewage treatment system Download PDFInfo
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- CN205045958U CN205045958U CN201520764382.5U CN201520764382U CN205045958U CN 205045958 U CN205045958 U CN 205045958U CN 201520764382 U CN201520764382 U CN 201520764382U CN 205045958 U CN205045958 U CN 205045958U
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Abstract
The utility model discloses a dyeing workshop sewage treatment system, including catch basin, heat exchanger, equalizing basin, horizontal flow sedimentation tank, bio -contact oxidation tank, secondary sedimentation tank, sand filter, the filter bank that connects gradually. This scheme provides a dyeing workshop sewage treatment system, and waste water treatment is efficient, and it is good to go out water water purification rate, and economic environmental protection is effective.
Description
Technical field
The utility model relates to a kind of dyeing workshop Sewage treatment systems, belongs to sewage treatment area.
Background technology
Textile printing and dyeing industry is industrial wastewater discharge rich and influential family, in recent years due to the development of man made fiber fabric, the rise of Silk and the progress of finishing process in printing and dye-ing technology, make chemical sizwe, artificial silk alkaline hydrolysis thing (mainly O-phthalic acids material), the organism of the bio-refractories such as New-type adjuvant enters dyeing waste water in a large number, its chemical oxygen demand (COD) concentration also rises to 2000-3000mg/L by original hundreds of ms/L, and the increasing degree of biochemical good oxygen amount (BOD) does not have COD to have a big increase, considerably increase the intractability of waste water, traditional biological treatment, air-flotation process, the clearance to COD such as chemical treatment reduces greatly.Therefore the effective techniques of Dyeing Wastewater Treatment of exploiting economy becomes the problem that current environmental protection industry (epi) is paid close attention to day by day.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of dyeing workshop Sewage treatment systems, and waste water treatment efficiency is high, and water outlet water purification rate is good, and economic environmental protection is effective.
For achieving the above object, the utility model provides following technical scheme: a kind of dyeing workshop Sewage treatment systems, comprises the water collecting basin, heat exchanger, equalizing tank, horizontal sedimentation tank, biological contact oxidation pond, secondary sedimentation basins, sand filter, the filter bank that connect successively;
Described water collecting basin connects the waste pipe of dyeing workshop, for collecting the dyeing waste-water of dyeing workshop;
Described heat exchanger connects the water port of water collecting basin, for the cooling of dyeing waste-water;
Described equalizing tank connects the water port of heat exchanger, containing sheet alkali aqueous solution in described equalizing tank, for the preliminary sedimentation of dyeing waste-water;
Described horizontal sedimentation tank connects the water port of equalizing tank, containing ferrous sulfate, lime aqueous solution in described horizontal sedimentation tank;
Be provided with filler in the pond body of described biological contact oxidation pond, filler is attached with bacterial micro-organism, bottom the body of pond, be provided with aerating apparatus, for the oxygenation of sewage;
Described secondary sedimentation basins connects the water port of biological contact oxidation pond, for removing biological suspension particle;
The filtrate that quartz sand is made is filled with, for except the macrobead thing in anhydrating in described sand filter;
Described filter bank connects the water outlet of sand filter, for except the small particle in anhydrating.
Preferably, described filter bank comprises the deep bed filter, accurate filter and the ultra-fine filter that connect successively, be provided with stainless steel filter bag in described deep bed filter, be provided with titanium filter core or active carbon filter core in described accurate filter, described ultra-fine filter is for retaining the particle of colloid size in sewage.
Preferably, described ultra-fine filter is connected with mark row mouth, and mark row mouth arranges two rising pipes, and a rising pipe connects municipal wastewater pipe network, and another rising pipe connects the inlet channel of dyeing workshop.
Preferably, the bottom part of described equalizing tank, horizontal sedimentation tank, biological contact oxidation pond, secondary sedimentation basins is laid with some mud pits, and mud pit is connected with spoil disposal pipeline, and spoil disposal pipeline is provided with valve, and spoil disposal pipeline is connected with horizontal spiral discharge sedimentation centrifuge.
Preferably, described sand filter, filter bank are respectively equipped with two groups in Sewage treatment systems.
By adopting technique scheme; because dyeing workshop water is all that high temperature dyes usually; the dyeing waste problem of discharging also has about 70-80 DEG C usually; if tentatively do not cooled; easy impact operation purification below, as the tolerance (easy Yin Gaowen is dead) of microorganism in the chemical property of sheet alkali, biological contact oxidation pond.Sheet alkali eliminates heavy metal ion in water by precipitation, and in having and the ability of sewage, ensures the life condition of follow-up microorganism.Follow-up horizontal sedimentation tank, biological contact oxidation pond, secondary sedimentation basins, sand filter, filter bank play its effect successively, progressively can know the impurity in sewage, sewage is recycled.This Sewage treatment systems, waste water treatment efficiency is high, and water outlet water purification rate is good, and economic environmental protection is effective.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is process flow sheet of the present utility model.
Accompanying drawing illustrates: 1, horizontal spiral discharge sedimentation centrifuge; 2, valve; 3, filter bank.
Embodiment
A kind of dyeing workshop Sewage treatment systems, comprises the water collecting basin, heat exchanger, equalizing tank, horizontal sedimentation tank, biological contact oxidation pond, secondary sedimentation basins, sand filter, the filter bank 3 that connect successively; Water collecting basin connects the waste pipe of dyeing workshop, for collecting the dyeing waste-water of dyeing workshop; Heat exchanger connects the water port of water collecting basin, for the cooling of dyeing waste-water; Equalizing tank connects the water port of heat exchanger, containing sheet alkali aqueous solution in equalizing tank, for the preliminary sedimentation of dyeing waste-water; Horizontal sedimentation tank connects the water port of equalizing tank, containing ferrous sulfate, lime aqueous solution in horizontal sedimentation tank; Be provided with filler in the pond body of biological contact oxidation pond, filler is attached with bacterial micro-organism, bottom the body of pond, be provided with aerating apparatus, for the oxygenation of sewage; Secondary sedimentation basins connects the water port of biological contact oxidation pond, for removing biological suspension particle; The filtrate that quartz sand is made is filled with, for except the macrobead thing in anhydrating in sand filter; Filter bank 3 connects the water outlet of sand filter, for except the small particle in anhydrating.Because dyeing workshop water is all that high temperature dyes usually; the dyeing waste problem of discharging also has about 70-80 DEG C usually; if tentatively do not cooled; easy impact operation purification below, as the tolerance (easy Yin Gaowen is dead) of microorganism in the chemical property of sheet alkali, biological contact oxidation pond.Sheet alkali eliminates heavy metal ion in water by precipitation, and in having and the ability of sewage, ensures the life condition of follow-up microorganism.The adaptive faculty that rectangular sedimentation tank has impact load and temperature variation is comparatively strong, and construction is simple, the advantage that cost is low, be typically provided to rectangle, water-in and water outlet are arranged on two ends, and arrange mud pit in bottom, the gradient is set at the bottom of pond towards mud pit, facilitates spoil disposal.Due to dyeing waste-water mainly in acid (even if before by sheet alkali and cross once), adding of ferrous sulfate, lime can neutralize further, ensure the PH requirement of subsequent biochemical process, and ferrous sulfate is a kind of conventional flocculation treatment agent, the effect of flocculation treatment can be played, suspended substances a large amount of in sewage can be got rid of, remove cod and the decolouring of a part.Sewage is after biological contact oxidation pond, and the microorganism on filled extensively contacts, and the organic pollutant in sewage is removed, and sewage is purified further.The sewage through biochemical treatment received by secondary sedimentation basins, for removing bioseston, preferably adopt activated sludge process removing, mud-water separation and sludge condensation is made in secondary sedimentation basins, current direction sand filter after clarification, concentrated active sludge then part flows back to biological contact oxidation pond, and all the other are arranged outward as excess sludge.The quartz sand diameter of sand filter, can macromolecular solid particle in effectively catching sewage preferably between 0.6-1mm, makes sewage become clarification further.Filter bank 3 removes the small-particle in water further, completes and preferably purifies.
Wherein, filter bank 3 comprises the deep bed filter, accurate filter and the ultra-fine filter that connect successively, be provided with stainless steel filter bag in described deep bed filter, be provided with titanium filter core or active carbon filter core in accurate filter, ultra-fine filter is for retaining the particle of colloid size in sewage.Filter bank 3 adopts three grades of modes of arranging, and the granular size retained is tapered, the filter pressure of the single filter plant of reduction.Bag type filtering machine is a kind of pressure type filter, mainly contain filtration barrel body, filtration barrel cover and the fast major parts such as opening mechanism, stainless steel filter bag reinforcing mat composition, filtrate flows into filter bag by the waste inlet port pipe of filter shell, filter bag itself is that device is in reinforcement basket, the filter bag that liquid infiltration crosses required fineness grade can obtain qualified filtrate, and impurity particle is tackled by filter bag.It is very convenient that filter bag changed by this machine, filters substantially without supplies consumption.Accurate filter (also known as making cartridge filter), cylinder shell generally adopts stainless steel manufacture, the tubulose filter cores such as the inner PP of employing is melt-blown, line burns, folding, titanium filter core, active carbon filter core are as filtering element, different filtering elements is selected, to reach the requirement of effluent quality according to different filtration mediums and design technology.Titanium filter core has even structure, the advantage that filtration resistance is little, and its anti-microbe ability is strong, does not have an effect with microorganism.The ultrafiltration of ultra-fine filter is also known as ultra-filtration, and for the particle of colloid size in trap water, water and low molecular weight solutes then allow through film.The mechanism of ultrafiltration refers to the combined effect adsorbed by film surface mechanical grading, fenestra retardance and film surface and fenestra, based on sieving.
Wherein, ultra-fine filter is connected with mark row mouth, and mark row mouth arranges two rising pipes, and a rising pipe connects municipal wastewater pipe network, and another rising pipe connects the inlet channel of dyeing workshop.When workshop insufficient water, can by recycling through Sewage treatment systems treated water, then discharged to municipal wastewater pipe network when supplying water sufficient.Realize making full use of of water resources.
Wherein, the bottom part of equalizing tank, horizontal sedimentation tank, biological contact oxidation pond, secondary sedimentation basins is laid with some mud pits, and mud pit is connected with spoil disposal pipeline, and spoil disposal pipeline is provided with valve 2, and spoil disposal pipeline is connected with horizontal spiral discharge sedimentation settling centrifuge 1.Because equalizing tank, horizontal sedimentation tank, biological contact oxidation pond, secondary sedimentation basins all can produce sediment, collected by mud pit, then discharged by spoil disposal pipeline, avoid the trouble of shutting down cleaning.Horizontal settling screw conveyer centrifugal is primarily of high-revolving rotary drum, turn to identical and parts such as the spiral that rotating ratio rotary drum is slightly high or lower slightly and differential mechanism to form with rotary drum.After the suspension that will be separated enters centrifuge drum, the rotary drum of high speed rotating produces powerful centrifugal force and the solid phase particles larger than density of liquid phase is deposited to drum inner wall, because spiral is different with the rotating speed of rotary drum, the two has relative movement (i.e. speed discrepancy), utilize the relative movement of spiral and rotary drum that the solid phase being deposited on drum inner wall is pushed to rotary drum small end exit to discharge, the clear liquid after separation is discharged from the whizzer the other end.The effect of differential mechanism (wheel casing) makes to form certain speed discrepancy between rotary drum and spiral.Horizontal settling screw conveyer centrifugal is comparatively large to the adaptability of material, and the solid particle size scope that can be separated comparatively wide (0.0005 ~ 2mm), can be separated as usual when solid particle size size is uneven; Can automatically, continuously, long-term operation, easy to maintenance, can " locked in " operation be carried out; Single machine production ability is large, compact construction, and take up an area little, process cost is low; The ambiguity amount of solid phase sediment is generally high than filtering centrifuge, is generally proximate to vacuum filter.
Wherein, sand filter, filter bank 3 are respectively equipped with two groups in Sewage treatment systems.Owing to being that impurity can be cumulative, needs shutdown to operate during cleaning not containing mud pit in these two groups of devices, impact is produced.By arranging two groups in Sewage treatment systems, the feature of one group of work one group cleaning can be realized, ensure that normally carrying out of production.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a dyeing workshop Sewage treatment systems, is characterized in that:
Comprise the water collecting basin, heat exchanger, equalizing tank, horizontal sedimentation tank, biological contact oxidation pond, secondary sedimentation basins, sand filter, the filter bank that connect successively;
Described water collecting basin connects the waste pipe of dyeing workshop, for collecting the dyeing waste-water of dyeing workshop;
Described heat exchanger connects the water port of water collecting basin, for the cooling of dyeing waste-water;
Described equalizing tank connects the water port of heat exchanger, containing sheet alkali aqueous solution in described equalizing tank, for the preliminary sedimentation of dyeing waste-water;
Described horizontal sedimentation tank connects the water port of equalizing tank;
Be provided with filler in the pond body of described biological contact oxidation pond, filler is attached with bacterial micro-organism, bottom the body of pond, be provided with aerating apparatus, for the oxygenation of sewage;
Described secondary sedimentation basins connects the water port of biological contact oxidation pond, for removing biological suspension particle;
The filtrate that quartz sand is made is filled with, for except the macrobead thing in anhydrating in described sand filter;
Described filter bank connects the water outlet of sand filter, for except the small particle in anhydrating.
2. dyeing workshop Sewage treatment systems according to claim 1, it is characterized in that: described filter bank comprises the deep bed filter, accurate filter and the ultra-fine filter that connect successively, stainless steel filter bag is provided with in described deep bed filter, be provided with titanium filter core or active carbon filter core in described accurate filter, described ultra-fine filter is for retaining the particle of colloid size in sewage.
3. dyeing workshop Sewage treatment systems according to claim 2, is characterized in that: described ultra-fine filter is connected with mark row mouth, and mark row mouth arranges two rising pipes, and a rising pipe connects municipal wastewater pipe network, and another rising pipe connects the inlet channel of dyeing workshop.
4. dyeing workshop Sewage treatment systems according to claim 3, it is characterized in that: the bottom part of described equalizing tank, horizontal sedimentation tank, biological contact oxidation pond, secondary sedimentation basins is laid with some mud pits, mud pit is connected with spoil disposal pipeline, spoil disposal pipeline is provided with valve, and spoil disposal pipeline is connected with horizontal spiral discharge sedimentation centrifuge.
5. dyeing workshop Sewage treatment systems according to claim 4, is characterized in that: described sand filter, filter bank are respectively equipped with two groups in Sewage treatment systems.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520764382.5U CN205045958U (en) | 2015-09-29 | 2015-09-29 | Dyeing workshop sewage treatment system |
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| CN201520764382.5U CN205045958U (en) | 2015-09-29 | 2015-09-29 | Dyeing workshop sewage treatment system |
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| CN205045958U true CN205045958U (en) | 2016-02-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746148A (en) * | 2017-03-17 | 2017-05-31 | 成都源蓉科技有限公司 | A kind of magnetic loading precipitation filtration, purification system |
| CN107098497A (en) * | 2017-04-28 | 2017-08-29 | 芜湖富春染织股份有限公司 | The method of cheese dyeing coagulating waste water processing |
| CN110526520A (en) * | 2019-09-24 | 2019-12-03 | 福建省晋蓝环保科技有限公司 | A kind of dyeing waste water dual treatment multistage reuse method and device |
-
2015
- 2015-09-29 CN CN201520764382.5U patent/CN205045958U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106746148A (en) * | 2017-03-17 | 2017-05-31 | 成都源蓉科技有限公司 | A kind of magnetic loading precipitation filtration, purification system |
| CN107098497A (en) * | 2017-04-28 | 2017-08-29 | 芜湖富春染织股份有限公司 | The method of cheese dyeing coagulating waste water processing |
| CN110526520A (en) * | 2019-09-24 | 2019-12-03 | 福建省晋蓝环保科技有限公司 | A kind of dyeing waste water dual treatment multistage reuse method and device |
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