CN204198507U - A kind of emulsifying liquid waste water treatment system - Google Patents
A kind of emulsifying liquid waste water treatment system Download PDFInfo
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- CN204198507U CN204198507U CN201420437621.1U CN201420437621U CN204198507U CN 204198507 U CN204198507 U CN 204198507U CN 201420437621 U CN201420437621 U CN 201420437621U CN 204198507 U CN204198507 U CN 204198507U
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Abstract
The utility model relates to a kind of emulsifying liquid waste water treatment system, comprise emulsion storage tank, oil trap, rotary drum grid, ultrafiltration Buffer Pool, ultrafiltration circulation tank, super filter tube, ultrafiltration and concentration tank, oily concentration tank and oil tank, each equipment is connected by pipeline, is wherein equipped with lift pump between emulsion storage tank and oil trap, between oil trap and rotary drum grid, between ultrafiltration Buffer Pool and ultrafiltration circulation tank, between ultrafiltration circulation tank and super filter tube, between ultrafiltration circulation tank and ultrafiltration and concentration tank.The utility model need not any chemical agent, adopts membrane processing method breakdown of emulsion, avoids secondary pollution, and adopts import ultra-filtration membrane, and film operating performance is good, not easily blocks.
Description
Technical field
The utility model relates to emulsifying wastewater treatment system, especially a kind of emulsifying wastewater treatment system realizing breakdown of emulsion with ultrafiltration process.
Background technology
Emulsified oily watewater and waste emulsified mixture are the one that in oily(waste)water, intractability is maximum, due in emulsion containing the tensio-active agent of some amount, make the firm especially of oil molecule and water molecules.At present, the method for emulsifying wastewater being carried out to breakdown of emulsion process has the methods such as heating, ionization, chemistry, physics, and be wherein most widely used with chemistry or ionization breaking method, the effect of its breakdown of emulsion is also ideal.But current chemistry or ionization breaking device and method have lower column defects: adopt chemical demulsification, need to adopt different emulsion splitters according to different emulsion systems, and the large usage quantity of emulsion splitter, overall input cost is higher; Ionization breakdown of emulsion then can only be used for water-in-oil type emulsion waste water, to the emulsifying liquid waste water then poor effect of other types.In general, above-mentioned two kinds of good breaking methods of demulsification all also have respective defect, need to improve.
Along with the raising day by day of national requirements for environmental protection, embrane method process progressively accept by everybody.But embrane method process emulsion generally adopts organic membrane, ceramic membrane now, ceramic membrane is because of its special structure, solve high temperature resistant, acidproof problem, but ceramic membrane is easily broken, its passage is less, and cycles of concentration is low, fluctuation of service, be difficult to cleaning, can not suddenly cold and hot be resisted, require higher to operational requirement, level of automation.In order to solve the problem, organic membrane starts to be applied to emulsion process, usual organic membrane low contamination resistance, and cycles of concentration is low, non-refractory, not acid and alkali-resistance, and film replacement frequency is high.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of emulsifying liquid waste water treatment system, comprise emulsion storage tank, oil trap, rotary drum grid, ultrafiltration Buffer Pool, ultrafiltration circulation tank, super filter tube, ultrafiltration and concentration tank, oily concentration tank and oil tank, each equipment is connected by pipeline, is wherein equipped with lift pump between emulsion storage tank and oil trap, between oil trap and rotary drum grid, between ultrafiltration Buffer Pool and ultrafiltration circulation tank, between ultrafiltration circulation tank and super filter tube, between ultrafiltration circulation tank and ultrafiltration and concentration tank.
Preferably, rotary drum grid is rotary drum fine fack, grizzly bar clear distance 0.5mm, roller diameter 800mm.
Preferably, the pump between ultrafiltration Buffer Pool and ultrafiltration circulation tank is with 11m
3sump pump is entered ultrafiltration circulation tank by the speed of/h.
Preferably, oil trap installs portable floating-oil collector, and comprise two adjustable floating drums and an oil trap, adjustable floating drum can fluctuate.At present on sale on the market, we do not do any improvement to this, therefore adopt general.
Preferably, ultra-filtration membrane adopts organic membrane, and adopt the ultra-filtration membrane of customization in the utility model, and through corresponding special modification, solve stain resistance, film operating performance is good.
The beneficial effects of the utility model are: 1, reclaimed the oil in emulsion, improve oil quality, bring considerable economic benefit, and greatly reduce the content of outlet water organic substance, alleviate the load of follow-up anaerobism and aerobic system, improve system final outflow water water quality; 2, without the need to adding any emulsion splitter, ultrafiltration breakdown of emulsion+oily water separation is adopted to be the most most economical technique of Jian Jie ﹑; 3, through to ultra-filtration membrane modification, improve ultra-filtration membrane operation stability and life-span, realize lower comprehensive treating process cost; 4, ultrafiltration system leaving water temperature(LWT) is general higher, creates favourable condition for follow-up anaerobic system runs; 5, full-automatic technology controlling and process, tackles instability and the complicacy of water quality and quantity in real time.
Accompanying drawing explanation
Fig. 1 is the utility model emulsifying liquid waste water treatment system schematic diagram;
Fig. 2 is ultra-filtration membrane water production rate variation diagram in time in the utility model one embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, the emulsifying wastewater in industrial production in emulsion storage tank, then pumps into oil trap through row of conduits, is provided with steam heater heats to reduce oily(waste)water viscosity to oily(waste)water, makes the better standing separation of sewage in pond.After standing separation, in pond, oily(waste)water is divided into three layers, and upper layer is oil slick, and middle layer is emulsion, and bottom is impure greasy filth.The greasy filth of emulsion storage tank and oil trap bottom regularly processes every year, and the oil slick on oil trap surface is collected by the portable floating-oil collector fluctuated be arranged in oil trap, then sends into oily thickener.
Overwhelming majority oily(waste)water all concentrates in the middle part of oil trap, this part waste water mainly emulsion, and its main component is oil, emulsion and water etc., and oleaginousness is about 1%.Sewage mainly removes the small-particle impurity of likely scratch film further through rotary drum grid, then enters ultra-filtration equipment.First be ultrafiltration Buffer Pool, as the equalizing tank of ultrafiltration system, prevent the excessive and water temperature over-high of water temperature, the water yield, variation water quality, the oil slick in ultrafiltration Buffer Pool is gathered again, sends into oily thickener.Lifting sewage pump one is set in ultrafiltration Buffer Pool, sewage by pump with 11m
3/ h interruption pumps into ultrafiltration circulation tank.In ultrafiltration circulation tank, sewage is concentrated, and oleaginousness reaches about 20%, and at this emulsion by breakdown of emulsion, sewage enters super filter tube and carries out ultrafiltration afterwards, and ultra-filtration membrane is the most crucial part of system, and system is by after ultra-filtration membrane breakdown of emulsion, and profit is by gravity natural layering.Usual ultra-filtration membrane life-span when processing emulsion is extremely short, but the ultra-filtration membrane of our application is through customization, and after transforming it, the life-span is generally 1-1.5 in practice.
Based on factory's long-time running index, estimate this cover system water production rate in time variation tendency see Fig. 2.
Ultra-filtration membrane cleaning frequency is relevant with many factors, as influent quality, operation condition, operational management etc.Usual cleaning interval average out to one week.The utility model list cover on average produces about 2m at every turn
3cleaning Wastewater, consider that in cleaning process, the first half water contains more emulsion, this part water is back to prime process, and later half water contains less emulsion, after can directly mixing with ultra-filtration water, enters rear class biological treatment system.
The oily(waste)water of the filtrate after Ultra filtration membrane and filter membrane infiltration drains into existing Sewage treatment systems, and the oil leached then pumps into ultrafiltration and concentration tank and carries out stratification, more fuel-displacedly after oily thickener takes out to oil tank.
Be more than better embodiment of the present utility model, but protection domain of the present utility model is not limited thereto.Any those of ordinary skill in the art are in the technical scope disclosed by the utility model, and the conversion expected without creative work or replacement, all should be encompassed within protection domain of the present utility model.Therefore the protection domain that protection domain of the present utility model should limit with claim is as the criterion.
Claims (8)
1. an emulsifying liquid waste water treatment system, it is characterized in that: comprise emulsion storage tank, oil trap, rotary drum grid, ultrafiltration Buffer Pool, ultrafiltration circulation tank, super filter tube, ultrafiltration and concentration tank, oily concentration tank and oil tank, each equipment is connected by pipeline, is wherein equipped with lift pump between emulsion storage tank and oil trap, between oil trap and rotary drum grid, between ultrafiltration Buffer Pool and ultrafiltration circulation tank, between ultrafiltration circulation tank and super filter tube, between ultrafiltration circulation tank and ultrafiltration and concentration tank.
2. emulsifying liquid waste water treatment system as claimed in claim 1, is characterized in that: described rotary drum grid is rotary drum fine fack.
3. emulsifying liquid waste water treatment system as claimed in claim 2, is characterized in that: the grizzly bar clear distance 0.5mm of described rotary drum grid, roller diameter 800mm.
4. emulsifying liquid waste water treatment system as claimed in claim 1, is characterized in that: described oil trap is provided with portable floating-oil collector.
5. emulsifying liquid waste water treatment system as claimed in claim 4, is characterized in that: described portable floating-oil collector comprises two adjustable floating drums and an oil trap.
6. emulsifying liquid waste water treatment system as claimed in claim 5, is characterized in that: described adjustable floating drum can fluctuate.
7. emulsifying liquid waste water treatment system as claimed in claim 1, is characterized in that: the pump between described ultrafiltration Buffer Pool and ultrafiltration circulation tank is with 11m
3sump pump is entered ultrafiltration circulation tank by the speed of/h.
8. emulsifying liquid waste water treatment system as claimed in claim 1, is characterized in that: described ultra-filtration membrane is organic membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420437621.1U CN204198507U (en) | 2014-08-05 | 2014-08-05 | A kind of emulsifying liquid waste water treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420437621.1U CN204198507U (en) | 2014-08-05 | 2014-08-05 | A kind of emulsifying liquid waste water treatment system |
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| CN204198507U true CN204198507U (en) | 2015-03-11 |
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| CN201420437621.1U Active CN204198507U (en) | 2014-08-05 | 2014-08-05 | A kind of emulsifying liquid waste water treatment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105906153A (en) * | 2016-06-08 | 2016-08-31 | 天津海普尔膜科技有限公司 | Waste cutting fluid treatment process |
| CN106115957A (en) * | 2016-07-06 | 2016-11-16 | 郑州西利康新材料有限公司 | A kind of metal cutting emulsifying liquid waste water breakdown of emulsion hyperfiltration treatment method |
-
2014
- 2014-08-05 CN CN201420437621.1U patent/CN204198507U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105906153A (en) * | 2016-06-08 | 2016-08-31 | 天津海普尔膜科技有限公司 | Waste cutting fluid treatment process |
| CN106115957A (en) * | 2016-07-06 | 2016-11-16 | 郑州西利康新材料有限公司 | A kind of metal cutting emulsifying liquid waste water breakdown of emulsion hyperfiltration treatment method |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 4, Longshan Road, New District, Wuxi new area, Wuxi, Jiangsu Patentee after: Wuxi's Environmental Protection Technology Co. Ltd. Address before: No. 4, Longshan Road, New District, Wuxi new area, Wuxi, Jiangsu Patentee before: WUXI VISION AND ACTION ENVIRONMENTAL TECHNOLOGY CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |