CN205035143U - Sewage treatment piece -rate system with outer lining reinforcing complex film - Google Patents
Sewage treatment piece -rate system with outer lining reinforcing complex film Download PDFInfo
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- CN205035143U CN205035143U CN201520454715.4U CN201520454715U CN205035143U CN 205035143 U CN205035143 U CN 205035143U CN 201520454715 U CN201520454715 U CN 201520454715U CN 205035143 U CN205035143 U CN 205035143U
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- membrane
- outer lining
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- cisterna
- suction pump
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model provides a sewage treatment piece -rate system with outer lining reinforcing complex film, sewage treatment piece -rate system with outer lining reinforcing complex film, including aeration pipe, gas flowmeter, air -blower, pressure sensor, suction pump, fluidflowmeter, product water pipe, inlet tube, membrane cisterna, outer lining reinforcing hollow fiber membrane membrane module and automatic control cabinet, the aeration pipe is placed in the outer lining reinforcing hollow fiber membrane membrane module below of membrane cisterna bottom, and aeration union coupling gas flowmeter, gas flowmeter pass through the pipe connection air -blower, and outer lining reinforcing hollow fiber membrane membrane module passes through pipeline connection pressure sensor, and the inlet tube is placed in the top of membrane cisterna and water injection in to the membrane cisterna, outer lining reinforcing hollow fiber membrane membrane module combines hollow fiber membrane and the cotton -shaped membrane of mud, can strengthen the intensity of membrane silk, improves the membrane flux, slowed down membrane pollution, and highly automated can reduce running cost, operation management personnel by a wide margin.
Description
[technical field]
The utility model relates to membrane for water treatment technology, particularly relates to a kind of sewage disposal separation system with outer lining enhancing composite membrane.
[background technology]
After the 1950's, population in the world sharp increase, industrial development is rapid.Global water resources situation worsens rapidly, and water crisis is on the rise.In order to alleviate the shortage of water resources, sewage disposal, reuse are imperative, and film is disposed of sewage and become the main trend of sewage disposal.
The features such as hollow-fibre membrane is a kind of important form membrane in modern application of membrane, and it is high that it has packing density, and volume is little, and the high and production technique of processing efficiency is simple, have been widely used in the many-side such as Industrial Wastewater Treatment, sewage reuse at home and abroad.Hollow-fibre membrane is also referred to as self-supported membrane, and the immanent structure of this film is vesicular structure, and its mechanical strength is not high, in operational process, is easy to the problem occurring fracture of wire.
In order to improve tubular fibre film strength, many colleges and universities and scientific research institutions are all carrying out the research of High-strength hollow fiber film, when adopting NIPS legal system for hollow-fibre membrane, by regulating mould material and preparation technology or add nano-oxide in preparation, tubular fibre film strength can be improved to a certain extent, but, the DeGrain of raising.Adopt TIPS legal system for hollow-fibre membrane, also can improve tubular fibre film strength to a certain extent, but the method cost is high, energy consumption is large, and the resistance to crocking of the hollow-fibre membrane prepared is bad.
In addition, a kind of technique that hollow-fibre membrane is used for water treatment conventional is MBR, and this technology is combined with membrane separation technique by activated sludge process water technology, and, the hydraulic detention time of biochemical treatment and sludge retention time are carried out independent control, adds the handiness for the treatment of process.But, in MBR treating processes, need high strength and in large quantities aeration the mud rested in film silk surface is ceaselessly shaked off, in case the pollution of major structure film forming, and affect the strainability of film, in this process, require higher to film strength on the one hand, cause running cost very high on the other hand.Hollow-fibre membrane is used for the combination that the another kind of technique of water treatment is biochemical wastewater treatment and membrane filtration process, and this technique first sewage is carried out biochemical treatment, and then adopt the mode of natural subsidence to carry out mud-water separation, the water after separation enters in ultrafiltration system.In this water technology, the problems such as the residence time is long, floor space is large, treatment capacity is little and small particle sedimentation is incomplete that adopt the mode of natural subsidence to exist.
[utility model content]
For solving the problems of the technologies described above, the utility model provides that a kind of structure is simple, installation and removal facilitate and has the sewage disposal separation system of outer lining enhancing composite membrane.
In order to realize foregoing invention object, the technical solution adopted in the utility model is:
There is the sewage disposal separation system that outer lining strengthens composite membrane, comprise aeration tube, gas meter, gas blower, pressure transmitter, suction pump, liquid meter, water producing pipe, water inlet pipe, membrane cisterna, outer lining enhancing hollow-fibre membrane membrane module and self-control cabinet; Described outer lining strengthens hollow-fibre membrane membrane module and is positioned in membrane cisterna, and outer lining strengthens hollow-fibre membrane membrane module and comprises outer lining enhancing hollow-fibre membrane, mud floc membrane and bracing frame; The described aeration tube outer lining be positioned over bottom membrane cisterna strengthens below hollow-fibre membrane membrane module, aeration tube connects gas meter, gas meter connects gas blower by pipeline, outer lining strengthens hollow-fibre membrane membrane module by pipeline Bonding pressure sensor, pressure transmitter connects suction pump by pipeline, suction pump is by pipeline connecting fluid flowmeter body, and liquid meter connects water producing pipe, water inlet pipe be placed on membrane cisterna top and to water filling in membrane cisterna.
Preferably, it is that the outside surface of hollow fiber film thread is with the netted outer support reinforcement of one deck that described outer lining strengthens hollow-fibre membrane, netted outer support reinforcement is vesicular structure, the very thin fiber of surface band, with cotton-shaped microfibre in netted outer support reinforcement, it microfibre is mud floc membrane.
Preferably, described suction pump is frequency conversion type suction pump.
Preferably, described gas blower is frequency conversion type gas blower.
Preferably, described self-control cabinet collects the data signal of pressure transmitter, gas meter, liquid meter, according to the program remote control preset, controls gas blower and suction pump, strengthens or alleviate purge air quantity and water production rate according to real time data.
The beneficial effects of the utility model are:
(1), in the process of mud floc membrane formation, mud is near hollow-fibre membrane be accumulated on the reticulated porous structures with microfibre by the effect of lower negative pressure, due to the effect of lower negative pressure, greatly shortened the time formed required for mud floc membrane;
(2), in operational process, on the one hand, because mud is accumulated on the reticulated porous structures of microfibre, namely mud is accumulated on the larger surface of roughness ratio, make mud have certain aerial construction, thus realize the effect of the large and long operational time of water flux.On the other hand, because the mud floc membrane by strengthening hollow-fibre membrane surface at flco achieves mud-water separation, make the water quality entering hollow-fibre membrane good, thus the operating flux of hollow-fibre membrane can be strengthened, and, greatly can reduce the pollution to film;
(3), in wash phase, when mud floc membrane is aging, when no longer there is the effect of mud-water separation, because mud is accumulated on the reticulated porous structures with microfibre, certain built on stilts effect is had, so the high aeration of short period of time can be adopted to make aging mud floc membrane wash down and disperse completely to turn back in mixed solution to floc membrane;
(4), in whole service process, except wash phase needs with high-strength aeration, other stages only need to provide low aeration to meet the good oxygen amount of microorganism, relative to MBR technique, greatly can reduce aeration rate, thus greatly reduce operation energy consumption;
(5) combination of mud-water separation technique and membrane filtration process, is achieved, overcome adopt natural subsidence mode to exist the residence time is long, floor space is large, treatment capacity is little and the incomplete problem of small particle sedimentation, also overcome the problem of water quality inferiority in floc membrane separation method simultaneously.
(6), to achieve in operational process increasingly automated, is convenient to monitoring, can remote control, high degree decrease running cost and managerial personnel.
[accompanying drawing explanation]
Fig. 1 is the structural representation that in the utility model, outer lining strengthens hollow fiber film thread;
Fig. 2 is the sectional view of Fig. 1;
Fig. 3 is the schematic diagram of the utility model sewage disposal separation system.
In figure: 1-hollow fiber film thread, the netted outer support reinforcement of 2-, 3-microfibre, 4-outer lining strengthens hollow-fibre membrane curtain type film assembly, and 5-outer lining strengthens hollow-fibre membrane, 6-mud floc membrane, 7-water inlet pipe, 8-gas blower, 9-gas meter, 10-aeration tube, 11-bubble, 12-pressure transmitter, 13-suction pump, 14-liquid meter, 15-water producing pipe, 16-shore pipe, 17-membrane cisterna.
[embodiment]
Contrast drawings and the specific embodiments to be below described further the utility model.
Based on adopting outer lining to strengthen the hollow-fibre membrane method of disposing of sewage, can add the material of some earthfill rockfill concrete riprap RCCs in active sludge, this material can have biological reinforced, also can be do not have biological reinforced, as biological diatomite and gac.
There is the sewage disposal separation system that outer lining strengthens composite membrane, as shown in Figure 1 to Figure 3, comprise aeration tube 10, gas meter 9, frequency conversion type gas blower 8, pressure transmitter 12, frequency conversion type suction pump 13, liquid meter 14, water producing pipe 15, water inlet pipe 7, membrane cisterna 17, outer lining enhancing hollow-fibre membrane membrane module 4 and self-control cabinet (not shown), produce bubble 11 in membrane cisterna 17, bottom membrane cisterna 17, be also provided with shore pipe 16; Wherein, outer lining strengthens hollow-fibre membrane membrane module 4 and is positioned in membrane cisterna 17, and outer lining strengthens hollow-fibre membrane membrane module 4 and comprises outer lining enhancing hollow-fibre membrane 5, mud floc membrane 6 and bracing frame; Aeration tube 10 outer lining be positioned over bottom membrane cisterna 17 strengthens below hollow-fibre membrane membrane module 4, aeration tube 10 connects gas meter 9, gas meter 9 connects frequency conversion type gas blower 8 by pipeline, outer lining strengthens hollow-fibre membrane membrane module 4 by pipeline Bonding pressure sensor 12, pressure transmitter 12 connects frequency conversion type suction pump 13 by pipeline, frequency conversion type suction pump 13 is by pipeline connecting fluid flowmeter body 14, liquid meter 14 connects water producing pipe 15, water inlet pipe 7 be placed on membrane cisterna 17 top and to water filling in membrane cisterna 17.
Continue as shown in Figure 1 to Figure 3, it is that the outside surface of hollow fiber film thread 1 is with the netted outer support reinforcement 2 of one deck that outer lining strengthens hollow-fibre membrane 5, netted outer support reinforcement 2 is vesicular structure, the very thin fiber of surface band, with cotton-shaped microfibre 3 in netted outer support reinforcement 2, it microfibre is mud floc membrane 6.
During work, self-control cabinet collects the data signal of pressure transmitter 12, gas meter 9, liquid meter 14, according to the program remote control preset, control frequency conversion type gas blower 8 and frequency conversion type suction pump 13, strengthen according to real time data or alleviate purge air quantity and strengthen or reduce water production rate.
During this system works, the separation method of disposing of sewage comprises the following steps:
Step (1), outer lining strengthened hollow-fibre membrane and be prepared into curtain (or other) membrane module, outer lining being strengthened hollow-fibre membrane membrane module is immersed in the mud mixed liquid of Aerobic Pond end in the sewage treatment process needing to be separated, namely in membrane cisterna;
Step (2), mud floc membrane formation stages: have a netted very thin fibrous texture of porous surface band because outer lining strengthens tubular fibre film outer surface, when take out suction pump start start time, mud due to be subject to lower negative pressure effect and near hollow-fibre membrane be accumulated on the reticulated porous structures with microfibre;
Step (3), operation phase: when outer lining enhancing tubular fibre film outer surface defines one deck mud floc membrane, the pressure monitor sensor installed by suction pump water sucking mouth is taken out negative pressure value and is no more than 45Kpa, when pressure is more than 45Kpa, this operation phase terminates and enters high aeration wash phase;
Step (4), wash phase: adopt 120-160m
3/ m
2.h tolerance carries out aeration, makes outer lining strengthen hollow-fibre membrane and shakes; The aging mud floc membrane strengthening tubular fibre film outer surface at outer lining is washed down and disperses to return in mixed solution completely.
The above embodiment is just preferred embodiment of the present utility model, not limits practical range of the present utility model with this, the equivalence change that all shapes according to the utility model, structure and principle are done, and all should be covered by protection domain of the present utility model.
Claims (5)
1. there is the sewage disposal separation system that outer lining strengthens composite membrane, comprise aeration tube, gas meter, gas blower, pressure transmitter, suction pump, liquid meter, water producing pipe, water inlet pipe, membrane cisterna, outer lining enhancing hollow-fibre membrane membrane module and self-control cabinet; It is characterized in that:
Described outer lining strengthens hollow-fibre membrane membrane module and is positioned in membrane cisterna, and outer lining strengthens hollow-fibre membrane membrane module and comprises outer lining enhancing hollow-fibre membrane, mud floc membrane and bracing frame;
The described aeration tube outer lining be positioned over bottom membrane cisterna strengthens below hollow-fibre membrane membrane module, aeration tube connects gas meter, gas meter connects gas blower by pipeline, outer lining strengthens hollow-fibre membrane membrane module by pipeline Bonding pressure sensor, pressure transmitter connects suction pump by pipeline, suction pump is by pipeline connecting fluid flowmeter body, and liquid meter connects water producing pipe, water inlet pipe be placed on membrane cisterna top and to water filling in membrane cisterna.
2. according to claim 1 have the sewage disposal separation system that outer lining strengthens composite membrane, it is characterized in that, it is that the outside surface of hollow fiber film thread is with the netted outer support reinforcement of one deck that described outer lining strengthens hollow-fibre membrane, netted outer support reinforcement is vesicular structure, the very thin fiber of surface band, with cotton-shaped microfibre in netted outer support reinforcement, it microfibre is mud floc membrane.
3. according to claim 1 have the sewage disposal separation system that outer lining strengthens composite membrane, and it is characterized in that, described suction pump is frequency conversion type suction pump.
4. according to claim 1 have the sewage disposal separation system that outer lining strengthens composite membrane, and it is characterized in that, described gas blower is frequency conversion type gas blower.
5. according to claim 1 have the sewage disposal separation system that outer lining strengthens composite membrane, it is characterized in that, described self-control cabinet collects the data signal of pressure transmitter, gas meter, liquid meter, according to the program remote control preset, control gas blower and suction pump, strengthen according to real time data or alleviate purge air quantity and water production rate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520454715.4U CN205035143U (en) | 2015-06-28 | 2015-06-28 | Sewage treatment piece -rate system with outer lining reinforcing complex film |
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| CN201520454715.4U CN205035143U (en) | 2015-06-28 | 2015-06-28 | Sewage treatment piece -rate system with outer lining reinforcing complex film |
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| CN205035143U true CN205035143U (en) | 2016-02-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396091A (en) * | 2016-10-18 | 2017-02-15 | 天津膜天膜科技股份有限公司 | Hollow fiber membrane module, and sewage treatment system thereof |
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2015
- 2015-06-28 CN CN201520454715.4U patent/CN205035143U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396091A (en) * | 2016-10-18 | 2017-02-15 | 天津膜天膜科技股份有限公司 | Hollow fiber membrane module, and sewage treatment system thereof |
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