CN104163471B - Circulation reflux device for oil-containing oil emulsion - Google Patents
Circulation reflux device for oil-containing oil emulsion Download PDFInfo
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- CN104163471B CN104163471B CN201410383058.9A CN201410383058A CN104163471B CN 104163471 B CN104163471 B CN 104163471B CN 201410383058 A CN201410383058 A CN 201410383058A CN 104163471 B CN104163471 B CN 104163471B
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Abstract
The invention discloses a kind of circulation reflux device for oil-containing oil emulsion, described circulation reflux device includes ultrafiltration circulating tank, ultrafiltration circulating pump, ultrafiltration purge tank and ultrafilter membrane pipe support, the bottom of ultrafiltration circulating tank is provided with circulation drain pipe and is connected on ultrafilter membrane pipe support by ultrafiltration circulating pump, described ultrafilter membrane pipe support afterbody is provided with two shunt pipes and is connected on ultrafiltration purge tank and circulation feed tube, described circulation feed tube is connected to the top of ultrafiltration circulating tank, the liquid outlet of described circulation feed tube is fixedly mounted on ultrafiltration circulating tank cylindrical housings internal tangent direction；The present invention is absorbed water from circular ultrafiltration circulating tank bottom side by ultrafiltration circulating pump, simultaneously emulsion through be concentrated by ultrafiltration after to having ultrafiltration circulating tank opposite side tangential direction to circulating tank, emulsion forms high-speed circulating in tank body, being not easy enrichment and be sticky in inside ultrafiltration circulating tank, the fluid simultaneously circulated has fine stirring action；The oil removing of single unit system and the work efficiency of continuous prodution are high.
Description
Technical field
The present invention relates to the post processing field of oil-polluted water, particularly relate to a kind of for the circulation reflux device containing sewage oil-containing oil emulsion after preliminary treatment.
Background technology
Oil-containing oil emulsion is also called oil emulsion, and oil droplet size is less than 10 μm, and oil product scattered particle diameter in waste water is the least, in emulsified state, is difficult to separate from waste water；Waste water containing oil emulsion, can settle in process facility and pipe-line equipment together with particle in waste water and iron scale, forms being normally carried out of the greasy filth group with bigger stickiness, blocking pipeline and equipment impact production.
Filter membrane is used to be removed by the oil emulsion in oil-containing oil emulsion the most on the market, but this kind of oil-containing oil emulsion is in the transmitting procedure of pipeline, oil emulsion therein is easily accumulated in pipeline, form the oil group of bigger viscosity, easily blocking sewage disposal pipeline, oil-contained waste water treatment device on the market needs to carry out cleaning of stopping transport after a period of operation, operates and wastes time and energy, and improves production and the cost of maintenance of enterprise；And in order to avoid the deposition of oil emulsion, typically use and carry out assisting stirring to break into work to oil emulsion by stirring motor in tank body, but work under the working environment of oil-containing for a long time, not only waste a large amount of electric energy, and on the stirring paddle of stirring motor, the most easily it is enriched with oil emulsion, affect its normal service life.
Summary of the invention
For the problem of above-mentioned existence, present invention aim at providing a kind of avoid breakdown of emulsion after oil the most closely mix with emulsion, except oil slick efficiency is high, save the energy for the circulation reflux device containing sewage oil-containing oil emulsion after preliminary treatment.
In order to achieve the above object, the technical solution used in the present invention is as follows: a kind of for oil-containing oil emulsion circulation reflux device, described circulation reflux device includes ultrafiltration circulating tank, ultrafiltration circulating pump, ultrafiltration purge tank and ultrafilter membrane pipe support, described ultrafiltration circulating tank is cylindrical shell structure, the bottom of described ultrafiltration circulating tank is provided with circulation drain pipe and is connected on ultrafilter membrane pipe support by ultrafiltration circulating pump, described ultrafilter membrane pipe support is one-way transmission pipeline, described ultrafilter membrane pipe support afterbody is provided with two shunt pipes and is connected on ultrafiltration purge tank and circulation feed tube, described circulation feed tube is connected to the top of ultrafiltration circulating tank, the liquid outlet of described circulation feed tube is fixedly mounted in the tangential direction of ultrafiltration circulating tank cylindrical housings.
Ultrafilter membrane pipe support of the present invention comprises the super filter tube that filter membrane is contained in many inside, and described ultrafilter membrane pipe support is that many super filter tubes connect into an overall structure by bridge piece；The filter membrane structure of single super filter tube of the present invention is arranged on the middle part of super filter tube；By the oil emulsion in ultrafiltration membrane pipe breakdown of emulsion sewage.Simple to operate, do not affect the normal work of system, improve the production efficiency of enterprise.
Ultrafilter membrane pipe support of the present invention is provided with switching ball with the connecting line of ultrafiltration purge tank, is provided with switching ball between described ultrafilter membrane pipe support and circulation feed tube；The working method of device can be selected by switching ball, after overall breakdown of emulsion completes, when system needs to clean, open the ball valve on ultrafiltration purge tank, close the ball valve on closed loop feed tube.
Being provided with backflow signal piping between ultrafilter membrane pipe support of the present invention and ultrafiltration purge tank, described backflow signal piping is provided with PH meter, scopometer and thermometer；By the backflow signal piping between ultrafilter membrane pipe support and ultrafiltration purge tank, flow and the water quality situation of detection ultrafiltration permeate in real time can be facilitated.
The connecting line of circulation liquid outlet of the present invention and ultrafiltration circulating pump is provided with reflux pipe and is connected on ultrafiltration purge tank；After oil removing has worked, by closing the valve between ultrafiltration circulating pump and ultrafilter membrane pipe support, by reflux pipe, the liquid in ultrafiltration purge tank is all imported in ultrafiltration purge tank, save operation and the time of process.
Circulation drain pipe of the present invention be fixedly mounted on on the housing of inlet ultrafiltration circulating tank axisymmetricly；The liquid outlet of the circulation feed tube by installing along cylindrical housings tangent line coordinates the circulation liquid outlet in this symmetric position, one feed liquor one goes out liquid, without passing through power set, in cylindrical housing, eddy current is formed by the impulsive force of current, prevent oil emulsion from gathering, reach the demulsification of oil emulsion equally.
Ultrafilter membrane pipe support of the present invention is fixedly mounted on the surface of ultrafiltration circulating tank；Pinnacled ultrafilter membrane pipe support, the discharge of the oil emulsion the most conveniently leached are installed, simultaneously because gravity, conveniently the tail washings in ultrafilter membrane pipe support are all drained in ultrafiltration purge tank, easy cleaning and maintenance.
It is an advantage of the current invention that: the present invention is absorbed water from circular ultrafiltration circulating tank bottom side by ultrafiltration circulating pump, emulsion is to having ultrafiltration circulating tank opposite side tangential direction to circulating tank after being concentrated by ultrafiltration simultaneously, and emulsion forms high-speed circulating in tank body；High-speed circulating fluid forms centrifugal action, and the oil slick after breakdown of emulsion is floating to circulating tank surface, it is not easy to is enriched with and is sticky in inside ultrafiltration circulating tank, and the fluid simultaneously circulated has fine stirring action；Agitating device do not installed by single unit system, the most cost-effective, and decreases agitating device and safeguard that time and the cost of waste, the oil removing of single unit system and the work efficiency of continuous prodution are high.
Accompanying drawing explanation
Fig. 1 is that the present invention overlooks mounting structure sketch；
Fig. 2 is super filter tube stage casing of the present invention sectional view；
Wherein, 1 ultrafiltration circulating tank, 2 ultrafiltration circulating pumps, 3 ultrafiltration purge tanks, 4 ultrafilter membrane pipe supports, 5 circulation drain pipes, 6 reflux pipes, 7 circulation feed tubes, 8 liquid outlets, 9 super filter tubes, 10 backflow signal pipings, 11 filter membrane structures, 12 flowlines, S1 and S2 switching ball.
Detailed description of the invention
The present invention is described in further detail with detailed description of the invention in explanation below in conjunction with the accompanying drawings.
Embodiment 1 :As shown in Figure 1 a kind of for oil-containing oil emulsion circulation reflux device, described circulation reflux device includes ultrafiltration circulating tank 1, ultrafiltration circulating pump 2, ultrafiltration purge tank 3 and ultrafilter membrane pipe support 4, described ultrafiltration circulating tank 1 is cylindrical shell structure, the bottom of described ultrafiltration circulating tank 1 is provided with circulation drain pipe 5 and is connected on ultrafilter membrane pipe support 4 by ultrafiltration circulating pump 2, described ultrafilter membrane pipe support 4 is one-way transmission pipeline, described ultrafilter membrane pipe support 4 afterbody is provided with two shunt pipes and is connected on ultrafiltration purge tank 3 and circulation feed tube 7, described circulation feed tube 7 is connected to the top of ultrafiltration circulating tank 1, in the tangential direction of the cylindrical housings that the liquid outlet 8 of described circulation feed tube 7 is fixedly mounted on ultrafiltration circulating tank 1.
Embodiment 2 :As illustrated in fig. 1 and 2, ultrafilter membrane pipe support 4 comprises the super filter tube 9 containing filter membrane in many inside, and described ultrafilter membrane pipe support 4 connects into an overall structure for many super filter tubes 9 by bridge piece；The filter membrane structure 11 of single super filter tube 9 is arranged on the middle part of super filter tube 9；The pipeline of the liquid feeding end of described filter membrane structure 11 is provided with U-shaped flowline 12；Removed the oil emulsion in sewage by ultrafiltration membrane pipe 4, the oil emulsion accumulating in filter membrane structure 11 front end is discharged by U-shaped flowline 12, simple to operate, does not affect the normal work of system, improves the production efficiency of enterprise.
Embodiment 3 :As it is shown in figure 1, the connecting line of ultrafilter membrane pipe support 4 and ultrafiltration purge tank 3 is provided with switching ball S1, between described ultrafilter membrane pipe support 4 and circulation feed tube 7, it is provided with switching ball S2；Can be selected the working method of device by switching ball S1 and S2, after overall oil removing completes, open the ball valve S1 on ultrafiltration purge tank, close the ball valve S2 on closed loop feed tube, entered by the liquid handled well in ultrafiltration purge tank 3, circulation oil removing has worked.
Embodiment 4 :As it is shown in figure 1, be provided with backflow signal piping 10 between ultrafilter membrane pipe support 4 and ultrafiltration purge tank 3, described backflow signal piping 10 is provided with PH meter, scopometer and thermometer；By the backflow signal piping 10 between ultrafilter membrane pipe support 4 and ultrafiltration purge tank 3, the liquid case that examinations breaks after oil completes in ultrafiltration purge tank 3 can be facilitated, judge the broken oil effect of this device in time.
Embodiment 5 :As it is shown in figure 1, the connecting line of circulation liquid outlet 5 and ultrafiltration circulating pump 2 is provided with reflux pipe 6 and is connected on ultrafiltration purge tank 3；After oil removing has worked, by closing the valve between ultrafiltration circulating pump 2 and ultrafilter membrane pipe support 4, by reflux pipe 6, the liquid in ultrafiltration purge tank 1 is all imported in ultrafiltration purge tank 3, save operation and the time of process.
Embodiment 6 :As it is shown in figure 1, circulation liquid outlet 5 be fixedly mounted on on the housing of inlet 8 ultrafiltration circulating tank 1 axisymmetricly；The liquid outlet 8 of the circulation feed tube 7 by installing along cylindrical housings tangent line coordinates the circulation liquid outlet 5 in this symmetric position, one feed liquor one goes out liquid, without passing through power set, in cylindrical housing, eddy current is formed by the impulsive force of current, prevent oil emulsion from gathering, reach the demulsification of oil emulsion equally.
Embodiment 7 :As it is shown in figure 1, ultrafilter membrane pipe support 4 is fixedly mounted on the surface of ultrafiltration circulating tank 1；Pinnacled ultrafilter membrane pipe support 4, the discharge of the oil emulsion the most conveniently leached are installed, simultaneously because gravity, conveniently the tail washings in ultrafilter membrane pipe support 4 are all drained in ultrafiltration purge tank 3, easy cleaning and maintenance.
Being only presently preferred embodiments of the present invention it should be noted that above-mentioned, be not used for limiting protection scope of the present invention, equivalents done on the basis of above-described embodiment belongs to protection scope of the present invention.
Claims (5)
1. the circulation reflux device for oil-containing oil emulsion, described circulation reflux device includes ultrafiltration circulating tank, ultrafiltration circulating pump, ultrafiltration purge tank and ultrafilter membrane pipe support, described ultrafiltration circulating tank is cylindrical shell structure, it is characterized in that, the bottom of described ultrafiltration circulating tank is provided with circulation drain pipe and is connected on ultrafilter membrane pipe support by ultrafiltration circulating pump, described ultrafilter membrane pipe support is one-way transmission pipeline, described ultrafilter membrane pipe support afterbody is provided with two shunt pipes and is connected on ultrafiltration purge tank and circulation feed tube, described circulation feed tube is connected to the top of ultrafiltration circulating tank, the liquid outlet of described circulation feed tube is fixedly mounted on ultrafiltration circulating tank cylindrical housings internal tangent direction；Described ultrafilter membrane pipe support comprises the super filter tube that filter membrane is contained in many inside, described ultrafilter membrane pipe support is that many super filter tubes connect into an overall structure by bridge piece, the filter membrane structure of described single super filter tube is arranged on the middle part of super filter tube, the pipeline of the liquid feeding end of described filter membrane structure is provided with U-shaped flowline, and described ultrafilter membrane pipe support is fixedly mounted on the surface of ultrafiltration circulating tank.
Circulation reflux device for oil-containing oil emulsion the most according to claim 1, it is characterised in that described ultrafilter membrane pipe support is provided with switching ball with the connecting line of ultrafiltration purge tank, is provided with switching ball between described ultrafiltration membrane pipe and circulation feed tube.
Circulation reflux device for oil-containing oil emulsion the most according to claim 1, it is characterised in that be provided with backflow signal piping between described ultrafiltration membrane pipe and ultrafiltration purge tank, described backflow signal piping is provided with pH meter, scopometer and thermometer.
Circulation reflux device for oil-containing oil emulsion the most according to claim 1, it is characterised in that described circulation liquid outlet and the connecting line of ultrafiltration circulating pump are provided with reflux pipe and are connected on ultrafiltration purge tank.
Circulation reflux device for oil-containing oil emulsion the most according to claim 1, it is characterised in that described circulation drain pipe be fixedly mounted on on the housing of inlet ultrafiltration circulating tank axisymmetricly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410383058.9A CN104163471B (en) | 2014-08-06 | 2014-08-06 | Circulation reflux device for oil-containing oil emulsion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410383058.9A CN104163471B (en) | 2014-08-06 | 2014-08-06 | Circulation reflux device for oil-containing oil emulsion |
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| Publication Number | Publication Date |
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| CN104163471A CN104163471A (en) | 2014-11-26 |
| CN104163471B true CN104163471B (en) | 2016-08-17 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104973659A (en) * | 2015-06-24 | 2015-10-14 | 煤科集团杭州环保研究院有限公司 | Emulsified oil membrane concentration system |
| CN107265732A (en) * | 2017-07-28 | 2017-10-20 | 南京律智诚专利技术开发有限公司 | A kind of coal chemical industry oil-polluted water pretreatment unit |
| CN108355496A (en) * | 2018-05-16 | 2018-08-03 | 无锡格物环保技术有限公司 | Ultrafiltration circulating tank for waste emulsified mixture processing |
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| CN2521212Y (en) * | 2001-09-03 | 2002-11-20 | 中国石油天然气股份有限公司 | Waste water containing oil treatment arrangement |
| CN204097150U (en) * | 2014-08-06 | 2015-01-14 | 无锡践行环保技术有限公司 | For the circulation reflux device of oil-containing oil emulsion |
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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. |