CN209143977U - A kind of three film Treated sewage reusing processing systems - Google Patents
A kind of three film Treated sewage reusing processing systems Download PDFInfo
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- CN209143977U CN209143977U CN201821957264.6U CN201821957264U CN209143977U CN 209143977 U CN209143977 U CN 209143977U CN 201821957264 U CN201821957264 U CN 201821957264U CN 209143977 U CN209143977 U CN 209143977U
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Abstract
A kind of three film Treated sewage reusing processing systems, belong to sewerage disposing and recycle field, comprising: middle pond, pretreatment produce pond, ultrafiltration produces pond, reverse osmosis produced pond, biomembrane processing unit, pretreatment unit, ultrafiltration membrane treatment unit, reverse osmosis membrane processing unit and PLC control unit.The utility model forms three membranous systems by biomembrane+ultrafiltration membrane+reverse osmosis membrane, pretreatment, which is stored in, by the water that different step is handled produces pond, ultrafiltration production pond and reverse osmosis produced pond, it can satisfy the recycle-water of different quality requirement, equipped with PLC control unit, the Automatic Control of system is realized.
Description
Technical field
The utility model belongs to sewerage disposing technical field, more particularly, be related to it is a kind of using biomembrane, ultrafiltration membrane and
The system that middle water is carried out Treatment for Reuse by " three films " of reverse osmosis membrane, treated, and water can satisfy a variety of requirements at the higher level, be applicable in
Range is wider.
Background technique
With the rapid development of growth and the industry of population, the shortage of water resource and water pollution problems become increasingly conspicuous, water money
Whether the supply and demand in source, which balances directly, decides whether the economic development of this area is stable.
Sewerage disposing be exactly it is a kind of by sewage treatment plant treated water outlet handled, improve water quality after, return supply industry
It with the method for urban reclaimed water, is recycled, this can not only delay using treated sewage as a kind of new water resource
It solves water crisis, improve the comprehensive utilization benefit of water resource, and quantity of wastewater effluent can be reduced, mitigate the pollution to water body.I
State's urban population is numerous, and quantity of wastewater effluent is big, and middle water can obtain nearby, be easy to collect, be easily handled, be reliable and stable, all sewage
Treatment plant all can be by reuse after middle water again proper treatment.It, can be to alleviate one if national Treated sewage reusing rate averagely reaches 20%
The water supply in large quantities of water shortage cities is nervous.
In the Treated sewage reusing processing system applied at present, have direct sewage plant, water is filtered, disappears during treated
Poison etc., poor processing effect produce water and are also only able to satisfy landscape miscellaneous water, and much all no place's consumptions, cause to waste, have plenty of sewage
Factory during treated water enter counter-infiltration system, initial stage treatment effect is fine, can meet a variety of applications, but reverse osmosis membrane is quickly
With regard to blocking, system is caused to be difficult to continue to run, maintenance cost is again very high.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of three film Treated sewage reusing processing systems, both
Producing water water quality is improved, meets multiple use, and reduce the contamination and plugging of reverse osmosis membrane, reduces operating cost.
Three film Treated sewage reusing processing systems of one kind include: by the sequentially connected middle pond (1) of pipeline, biological film process list
First (2), pretreatment unit (3), pretreatment produce pond (4), ultrafiltration membrane treatment unit (5), ultrafiltration production pond (6), reverse osmosis membrane
Processing unit (7) and reverse osmosis produced pond (8) and the PLC control unit (9) being connect with above each section, at the biomembrane
Reason unit (2) includes that elevator pump (10), biomembrane reaction pond (11), aerator (14), sedimentation basin (12) and biological treatment produce water
Pond (13) is equipped with the filler (15) for biofilm development and the aeration head (16) of oxygen supply, aeration in biomembrane reaction pond (11)
Head (16) is connect with aerator (14) by gas piping, and the pretreatment unit (3) includes pretreatment booster pump (17), more Jie
Matter filter device (18), self-cleaning filter device (19) and precise filtering device (20), the ultrafiltration membrane treatment unit (5) include
Ultrafiltration feed pump (21), ultra-filtration membrane device (22) and hyperfiltration reverse-rinsing pump (23), the reverse osmosis membrane processing unit (7) include security personnel
Booster pump (24), cartridge filter (25), high-pressure pump (26), film protective agent chemicals dosing plant (27) and reverse osmosis membrane apparatus (28),
The PLC control unit (9) connection biological processing unit (2), pretreatment unit (3), ultrafiltration membrane treatment unit (5) and reverse osmosis
Film process unit (7) controls each pump and the start and stop of aerator and the opening and closing of each pipe valve, realizes and automatically control；
The process of sewerage disposing: the middle water of middle pond (1) is fed biomembrane reaction pond (11) by elevator pump (10), is flowed into after biological treatment
Sedimentation basin (12) flows into biological treatment after precipitation process and produces pond (13), then by pretreatment booster pump (17) biology
The water that reason produces pond (13) successively feeds multi-medium filtering device (18), self-cleaning filter device (19) and precise filtering device
(20) the production water after flows into pretreatment and produces pond (4), and pretreatment is produced the water of pond (4) to the excess of imports by subsequent ultrafiltration feed pump (21)
Filter membrane device (22), filtered water flow into ultrafiltration and produce pond (6), then ensure public security booster pump (24) ultrafiltration production pond (6)
Water is fed cartridge filter (25), and filtered water feeds reverse osmosis membrane apparatus (28), water flow that treated through high-pressure pump (26)
Enter reverse osmosis produced pond (8).
In order to mitigate the pollution of ultrafiltration membrane, the ultrafiltration membrane treatment unit (5) is equipped with backwashing pump (23), stifled in ultrafiltration membrane
When filling in a certain extent, the water that ultrafiltration produces pond (6) is produced water end (W.E.) from ultrafiltration membrane and feeds ultrafiltration membrane, water by backwashing pump (23) starting
The pollutant carried on ultrafiltration membrane exits back to biological treatment production pond (13) to water end (W.E.) from ultrafiltration membrane.
In order to protect reverse osmosis membrane, the reverse osmosis membrane processing unit (7) is interior to be equipped with film protective agent chemicals dosing plant (27),
Film protective agent is added in the water inlet of reverse osmosis membrane；In order to reduce the pollution on reverse osmosis membrane surface, in reverse osmosis membrane apparatus (28)
In be equipped with autocontrol valve, corresponding valve opening, closings are controlled by PLC control unit (9), in reverse osmosis membrane apparatus operation
Periodic flushing reverse osmosis membrane in the process.
The key of the utility model is first is that produce pond, ultrafiltration for pretreatment is separately stored in by the water of different step processing
Pond and reverse osmosis produced pond are produced, the recycle-water of different quality requirement can be obtained；Second is that being passed through before water enters reverse osmosis membrane
It crosses organic pollutant that biomembrane processing unit further goes in water removal, remove biggish impurity and suspension by pretreatment unit
Object removes the organic and inorganic pollution in colloidal by ultrafiltration membrane treatment unit, and the burden of reverse osmosis membrane gradually alleviates
Very much, the service life of reverse osmosis membrane can be greatly prolonged in this way, reduce operating cost；Three are provided with PLC control unit, realize
The Automatic Control of system.
The utility model has the beneficial effects that being capable of handling into the recycle-water of different ladder water quality, miscellaneous water, circulation can be met
The requirement of the different qualities such as water, industrial pure water, boiler feed water, expands the range of Treated sewage reusing, to greatly improve Treated sewage reusing rate；
System automation controlling extent is high, and operation and maintenance are simple, and operating cost is low, reduces the discharge of pollutant, therefore has preferable
Economic benefit and environmental benefit.
Detailed description of the invention
Example further illustrates a kind of Treated sewage reusing processing system of the utility model with reference to the accompanying drawing；
Attached drawing 1 is a kind of schematic diagram of one embodiment of Treated sewage reusing processing system of the utility model.
In figure: pond in 1-；2- biomembrane processing unit；3- pretreatment unit；4- pretreatment produces pond；5- is super
Filter membrane processing unit；6- ultrafiltration produces pond；7- reverse osmosis membrane processing unit；The reverse osmosis produced pond 8-；9-PLC control is single
Member；10- elevator pump；11- biomembrane reaction pond；12- sedimentation basin；13- biological treatment produces pond；14- aerator；15-
Filler；16- aeration head；17- pre-processes booster pump；18- multi-medium filtering device；19- self-cleaning filter device；20- essence
Close filter device；21- ultrafiltration feed pump；22- ultra-filtration membrane device；23- hyperfiltration reverse-rinsing pump；24- security personnel's booster pump；25- is protected
Pacify filter；26- high-pressure pump；27- film protective agent chemicals dosing plant；28- reverse osmosis membrane apparatus.
Specific embodiment
With reference to embodiments and the utility model is described in detail in attached drawing.
A kind of Treated sewage reusing processing system of the present embodiment, comprising: pass through the sequentially connected middle pond (1) of pipeline, biomembrane
Processing unit (2), pretreatment unit (3), pretreatment produce pond (4), ultrafiltration membrane treatment unit (5), ultrafiltration produce pond (6), anti-
Permeable membrane processing unit (7) and reverse osmosis produced pond (8) and the PLC control unit (9) being connect with above each section, the life
Object film process unit (2) includes at elevator pump (10), biomembrane reaction pond (11), aerator (14), sedimentation basin (12) and biology
Reason produces pond (13), and the filler (15) for biofilm development and the aeration head of oxygen supply are equipped in biomembrane reaction pond (11)
(16), aeration head (16) is connect with aerator (14) by gas piping, and the pretreatment unit (3) includes pretreatment booster pump
(17), multi-medium filtering device (18), self-cleaning filter device (19) and precise filtering device (20), the ultrafiltration membrane treatment list
First (5) include ultrafiltration feed pump (21), ultra-filtration membrane device (22) and hyperfiltration reverse-rinsing pump (23), the reverse osmosis membrane processing unit
It (7) include security personnel booster pump (24), cartridge filter (25), high-pressure pump (26), film protective agent chemicals dosing plant (27) and reverse osmosis
Film device (28), the PLC control unit (9) connect biological processing unit (2), pretreatment unit (3), ultrafiltration membrane treatment unit
(5) and reverse osmosis membrane processing unit (7) each pump and the start and stop of aerator and the opening and closing of each pipe valve, are controlled, it is real
Now automatically control；The process of sewerage disposing: elevator pump (10) feeds the middle water of middle pond (1) biomembrane reaction pond (11), raw
Sedimentation basin (12) are flowed into after object processing, biological treatment is flowed into after precipitation process and produces pond (13), then by pretreatment booster pump
(17) water that biological treatment produces pond (13) is successively fed multi-medium filtering device (18), self-cleaning filter device (19) and essence
Production water after close filter device (20) flows into pretreatment and produces pond (4), and pretreatment is produced pond (4) by subsequent ultrafiltration feed pump (21)
Water feed ultra-filtration membrane device (22), filtered water flows into ultrafiltration and produces pond (6), then ensure public security booster pump (24) ultrafiltration is produced
The water in pond (6) is fed cartridge filter (25), and filtered water is fed reverse osmosis membrane apparatus (28) through high-pressure pump (26), processing
Water afterwards flows into reverse osmosis produced pond (8).
In order to mitigate the pollution of ultrafiltration membrane, the ultrafiltration membrane treatment unit (5) is equipped with backwashing pump (23), stifled in ultrafiltration membrane
When filling in a certain extent, the water that ultrafiltration produces pond (6) is produced water end (W.E.) from ultrafiltration membrane and feeds ultrafiltration membrane, water by backwashing pump (23) starting
The pollutant carried on ultrafiltration membrane exits back to biological treatment production pond (13) to water end (W.E.) from ultrafiltration membrane.
In order to protect reverse osmosis membrane, the reverse osmosis membrane processing unit (7) is interior to be equipped with film protective agent chemicals dosing plant (27),
Film protective agent is added in the water inlet of reverse osmosis membrane；In order to reduce the pollution on reverse osmosis membrane surface, in reverse osmosis membrane apparatus (28)
In be equipped with autocontrol valve, corresponding valve opening, closings are controlled by PLC control unit (9), in reverse osmosis membrane apparatus operation
Periodic flushing reverse osmosis membrane in the process.
In the present embodiment by biomembrane processing unit further eliminate organic matter, using pretreatment unit removal compared with
Big impurity and suspended matter, treated, and water is stored in pretreatment production pond, can be using reuse as miscellaneous water etc.；By ultrafiltration membrane
Processing unit removal is in the organic and inorganic pollution of colloidal, produces water and is stored in ultrafiltration production pond, can be using reuse as industry
Recirculated water etc.；Salt ion is eliminated by reverse osmosis membrane processing unit, water is produced and is stored in reverse osmosis produced pond, can be made with reuse
For the high-end demand such as boiler water, industrial pure water.It is obtained respectively in advance by three film process of biomembrane, ultrafiltration membrane and reverse osmosis membrane
Processing produces water, ultrafiltration produces three kinds of water quality of water and reverse osmosis produced water, and different quality requirement can be met with reuse.
It has passed through biomembrane processing unit, pretreatment unit and ultrafiltration membrane treatment unit before water enters reverse osmosis membrane,
Sublevel ladder eliminates pollutant by different level, and the burden of reverse osmosis membrane mitigates significantly, therefore can greatly prolong making for reverse osmosis membrane
With the service life, operating cost is reduced.PLC control unit, Ke Yiding are equipped in a kind of Treated sewage reusing processing system of the utility model
Phase is counter to ultrafiltration membrane to be cleaned, and to reverse osmosis periodic cleaning etc., realizes the Automatic Control of system.
A kind of Treated sewage reusing processing system of the utility model is capable of handling the recycle-water for obtaining different ladder water quality, can
Meet the different qualities requirement such as miscellaneous water, recirculated water, industrial pure water, boiler feed water, expand the range of Treated sewage reusing, thus greatly
Treated sewage reusing rate is improved greatly；System automation controlling extent is high, and operation and maintenance are simple, and operating cost is low, reduces pollutant
Discharge, therefore have preferable economic benefit and environmental benefit.
Claims (3)
1. a kind of three film Treated sewage reusing processing systems, characterized by comprising: pass through the sequentially connected middle pond (1) of pipeline, life
Object film process unit (2), pretreatment unit (3), pretreatment produce pond (4), ultrafiltration membrane treatment unit (5), ultrafiltration production pond
(6), reverse osmosis membrane processing unit (7) and reverse osmosis produced pond (8) and the PLC control unit (9) being connect with above each section,
The biomembrane processing unit (2) include elevator pump (10), biomembrane reaction pond (11), aerator (14), sedimentation basin (12) and
Biological treatment produces pond (13), and the filler (15) for biofilm development and the aeration of oxygen supply are equipped in biomembrane reaction pond (11)
Head (16), aeration head (16) are connect with aerator (14) by gas piping, and the pretreatment unit (3) includes pretreatment pressurization
Pump (17), multi-medium filtering device (18), self-cleaning filter device (19) and precise filtering device (20), the ultrafiltration membrane treatment
Unit (5) includes ultrafiltration feed pump (21), ultra-filtration membrane device (22) and hyperfiltration reverse-rinsing pump (23), the reverse osmosis membrane processing unit
It (7) include security personnel booster pump (24), cartridge filter (25), high-pressure pump (26), film protective agent chemicals dosing plant (27) and reverse osmosis
Film device (28), the PLC control unit (9) connect biomembrane processing unit (2), pretreatment unit (3), ultrafiltration membrane treatment list
First (5) and reverse osmosis membrane processing unit (7) control each pump and the start and stop of aerator and the opening and closing of each pipe valve,
It realizes and automatically controls；The process of sewerage disposing: the middle water of middle pond (1) is fed biomembrane reaction pond (11) by elevator pump (10),
Sedimentation basin (12) are flowed into after biological treatment, biological treatment is flowed into after precipitation process and produces pond (13), is then pressurized by pretreatment
Pump (17) biological treatment produce pond (13) water successively feed multi-medium filtering device (18), self-cleaning filter device (19) and
Production water after precise filtering device (20) flows into pretreatment and produces pond (4), and pretreatment is produced pond by subsequent ultrafiltration feed pump (21)
(4) water is fed ultra-filtration membrane device (22), and filtered water flows into ultrafiltration and produces pond (6), then ensures public security booster pump (24) super
The water that filter produces pond (6) is fed cartridge filter (25), and filtered water feeds reverse osmosis membrane apparatus (28) through high-pressure pump (26),
Treated, and water flows into reverse osmosis produced pond (8).
2. a kind of three films Treated sewage reusing processing system according to claim 1, which is characterized in that in order to mitigate ultrafiltration membrane
Pollution, the ultrafiltration membrane treatment unit (5) are equipped with backwashing pump (23), when ultrafiltration membrane blocks to a certain extent, backwashing pump
(23) start, the water that ultrafiltration produces pond (6) is produced water end (W.E.) from ultrafiltration and feeds ultrafiltration membrane, water carries the pollutant on ultrafiltration membrane from super
Filter membrane exits back to biological treatment production pond (13) to water end (W.E.).
3. a kind of three films Treated sewage reusing processing system according to claim 1, which is characterized in that reverse osmosis in order to protect
Film, the reverse osmosis membrane processing unit (7) is interior to be equipped with film protective agent chemicals dosing plant (27), and film protective agent is added to reverse osmosis membrane
Water inlet in；In order to reduce the pollution on reverse osmosis membrane surface, autocontrol valve is equipped in reverse osmosis membrane apparatus (28), by
PLC control unit (9) controls corresponding valve opening, closing, and periodic flushing is reverse osmosis in reverse osmosis membrane apparatus operational process
Film.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821957264.6U CN209143977U (en) | 2018-11-27 | 2018-11-27 | A kind of three film Treated sewage reusing processing systems |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821957264.6U CN209143977U (en) | 2018-11-27 | 2018-11-27 | A kind of three film Treated sewage reusing processing systems |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231732A (en) * | 2018-11-27 | 2019-01-18 | 北京科泰兴达高新技术有限公司 | A kind of three film Treated sewage reusing processing systems |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231732A (en) * | 2018-11-27 | 2019-01-18 | 北京科泰兴达高新技术有限公司 | A kind of three film Treated sewage reusing processing systems |
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