CN202080970U - Reverse osmosis treatment system with high recovery rate - Google Patents
Reverse osmosis treatment system with high recovery rate Download PDFInfo
- Publication number
- CN202080970U CN202080970U CN201120135426XU CN201120135426U CN202080970U CN 202080970 U CN202080970 U CN 202080970U CN 201120135426X U CN201120135426X U CN 201120135426XU CN 201120135426 U CN201120135426 U CN 201120135426U CN 202080970 U CN202080970 U CN 202080970U
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- Prior art keywords
- reverse osmosis
- filtration
- treatment system
- membrane
- unit
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- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 66
- 238000011084 recovery Methods 0.000 title claims abstract description 26
- 239000012528 membrane Substances 0.000 claims abstract description 73
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 238000001914 filtration Methods 0.000 claims abstract description 46
- 230000015271 coagulation Effects 0.000 claims description 31
- 238000005345 coagulation Methods 0.000 claims description 31
- 238000001471 micro-filtration Methods 0.000 claims description 24
- 238000000108 ultra-filtration Methods 0.000 claims description 22
- 238000005406 washing Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 5
- 239000004695 Polyether sulfone Substances 0.000 claims description 4
- 229920006393 polyether sulfone Polymers 0.000 claims description 4
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 4
- 244000005700 microbiome Species 0.000 abstract description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 2
- 239000011707 mineral Substances 0.000 abstract description 2
- 230000001112 coagulating effect Effects 0.000 abstract 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- -1 salt ion Chemical class 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model relates to a reverse osmosis treatment system with high recovery rate, which comprises a coagulating device, a filtering device and a reverse osmosis device. A pH (potential of hydrogen) value adjusting device is arranged on one side of the coagulating device and used for adjusting pH values of inflow water in the coagulating device, the other side of the coagulating device is connected with a coagulating water yielding tank, the coagulating water yielding tank is connected with one side of the filtering device via a lifting pump, the other side of the filtering device is connected with a filtering water yielding tank, and the filtering water yielding tank is connected with the reverse osmosis device. The coagulating device and the filtering device of the reverse osmosis treatment system with the high recovery rate remove indissolvable salt easily separated out on the surface of a reverse osmosis membrane, the problem that crystallized mineral salt in the inflow water of the reverse osmosis system is scaled on the reverse osmosis membrane is resolved, simultaneously, the reverse osmosis device is operated under high pH values, ionization degree of weak current ion molecule substances is increased, pure water recovery rate is 90% at least, and simultaneously, pollution of organic matters and microorganisms to the membrane is reduced.
Description
Technical field
The utility model relates to a kind of high-recovery reverse osmosis treatment system.
Background technology
The pre-treatment of existing reverse osmosis treatment system front end generally adopts ion exchange resin to remove hardness in the water, because ion-exchange unit need carry out manipulation of regeneration, consequent working cost is high, often contains organic pollutant in the water simultaneously, has the problem of resin organic contamination in actual the use.
The utility model content
Technical problem to be solved in the utility model provides a kind of high-recovery reverse osmosis treatment system, and this system is to hardness, SiO in the water
2Deng removal effect is preferably arranged, can effectively prevent the reverse osmosis membrane biological pollution simultaneously, and systematic running cost is low, less investment.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of high-recovery reverse osmosis treatment system, it comprises coagulation device, filtration unit and the reverse osmosis unit that connects successively, water inlet one side of described coagulation device is provided with the pH value adjusting device, be used for regulating the pH value that coagulation device is intake, described coagulation device water outlet one side is connected with coagulation and produces water pot, described coagulation produces water pot and is communicated with filtration unit by lift pump, described filtration unit is connected with to filter and produces water pot, and described filtration is produced water pot and is communicated with reverse osmosis unit.
Further, the microfiltration membrane in the described filtration unit adopts pocket type microfiltration membrane or pocket type ultra-filtration membrane.
Further, described pocket type microfiltration membrane adopts the good material of alkali resistance to make, and comprises materials such as tetrafluoroethylene and polyethersulfone.
Further, described reverse osmosis unit comprises security personnel's strainer and reverse-osmosis membrane element, and described security personnel's strainer produces water pot by service pump and described filtration and communicates, and described reverse-osmosis membrane element communicates with described security personnel's strainer by high-pressure pump.
Further, described reverse osmosis unit also comprises the reverse osmosis membrane washing unit, and described reverse osmosis membrane washing unit is arranged between service pump and the security personnel's strainer.
Further, be provided with the filter membrane washing unit in the described filtration unit, described filter membrane washing unit is microfiltration membrane washing unit or ultra-filtration membrane washing unit.When filter membrane in the filtration unit is the pocket type microfiltration membrane, select for use and the corresponding microfiltration membrane washing unit of this pocket type microfiltration membrane, when filter membrane in the filtration unit is the pocket type ultra-filtration membrane, select for use and the corresponding ultra-filtration membrane washing unit of this pocket type ultra-filtration membrane.
Further, described filtration unit top is provided with overflow port, and described filtration unit produces water pot by this overflow port and described filtration and is connected.
Further, described filtration product water pot is that micro-filtration produces water pot or water pot is produced in ultrafiltration.When filter membrane in the filtration unit is the pocket type microfiltration membrane, select for use with the corresponding micro-filtration of this pocket type microfiltration membrane and produce water pot, when filter membrane in the filtration unit is the pocket type ultra-filtration membrane, selects for use with the corresponding ultrafiltration of this pocket type ultra-filtration membrane and produce water pot.
Further, be provided with whipping appts in the described coagulation device.
The beneficial effects of the utility model are: coagulation device in the utility model high-recovery reverse osmosis treatment system and filtration unit have been removed the indissoluble salt of easily separating out on the reverse osmosis membrane surface, efficiently solve the problem of crystalline mineral salt fouling on reverse osmosis membrane in intaking in the reverse osmosis system, simultaneously, reverse osmosis unit moves under high pH, increase the ionization degree that light current separates sub-material, the pure water rate of recovery is more than 90%, simultaneously, reduce organism and microorganism to the pollution of film, effectively overcome SiO in the reverse osmosis membrane
2The problem of fouling and biological incrustation.
Description of drawings
Fig. 1 is the structural representation of the utility model high-recovery reverse osmosis treatment system.
In the accompanying drawing, the list of parts of each label representative is as follows:
1, coagulation device, 2, filtration unit, 3, reverse osmosis unit, 4, water feed apparatus, 5, the pH value adjusting device, 6, coagulation produces water pot, 7, lift pump, 8, filter to produce water pot, 9, service pump, 10, security personnel's strainer, 11, high-pressure pump, 12, reverse osmosis membrane washing unit, 13, reverse-osmosis membrane element, 101 whipping apptss.
Embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used to explain the utility model, is not to be used to limit scope of the present utility model.
As shown in Figure 1, a kind of high-recovery reverse osmosis treatment system, it comprises the water feed apparatus 4 that connects successively, coagulation device 1, filtration unit 2 and reverse osmosis unit 3, water feed apparatus 4 is arranged on coagulation device 1 one sides, and between water feed apparatus 4 and coagulation device 1, be provided with pH value adjusting device 5, this pH value adjusting device 5 communicates with coagulation device 1, regulate the pH value of intaking in the coagulation device 1 by the aqueous solution of throwing in alkali in this pH value adjusting device 5, be provided with whipping appts 101 in the coagulation device 1, thereby make sewage fully reaction in coagulation device 1, guarantee reaction effect; Coagulation device 1 opposite side is connected with coagulation and produces water pot 6, coagulation produces water pot 6 and is connected with filtration unit 2 by lift pump 7, filtration unit 2 tops are provided with overflow port, filtration unit 2 produces water pot 8 by this overflow port and filtration and is connected, the filter membrane of filtration unit 2 adopts the pocket type microfiltration membrane, perhaps pocket type ultra-filtration membrane, the high strength that the material of pocket type micro-filtration/ultra-filtration membrane is, the material that alkali resistance is good, as adopt materials such as tetrafluoroethylene and polyethersulfone, can remove the difficulty soluble salt ion in the coagulant liquid to greatest extent, also be provided with the filter membrane washing unit in the filtration unit 2, be used for cleaning filter membranes; When the filter membrane in the filtration unit 2 adopted the pocket type microfiltration membrane, the corresponding product water pot 8 that filters was that micro-filtration produces water pot, and the filter membrane washing unit adopts the microfiltration membrane washing unit; When the filter membrane in the filtration unit 2 adopted the pocket type ultra-filtration membrane, the corresponding product water pot 8 that filters was that water pot is produced in ultrafiltration, and the filter membrane washing unit adopts the ultra-filtration membrane washing unit;
Reverse osmosis unit 3 comprises service pump 9, reverse osmosis membrane washing unit 12, security personnel strainer 10, high-pressure pump 11 and reverse-osmosis membrane element 12; security personnel's strainer 10 produces water pot 8 by service pump 9 and filtration and is connected; reverse-osmosis membrane element 12 is connected with security personnel's strainer 10 by high-pressure pump 11; security personnel's strainer 10 is used to prevent that the new suspended substance that produces from entering this system, protection high-pressure pump 11 and the pressurized vessel that is filled with reverse-osmosis membrane element 12.Reverse osmosis membrane washing unit 12 is arranged between service pump 9 and the security personnel's strainer 10, is used to clean reverse osmosis membrane.
The working process of the utility model high-recovery reverse osmosis treatment system is: water enters coagulation device 1 from water feed apparatus 4, regulate pH value in the coagulation device 1 by the aqueous solution that adds alkali in the pH value adjusting device 5, control the pH value about 11, about 1 hour of reaction times; Sewage behind coagulation device 1 coagulation enters filtration unit 2, utilize pocket type microfiltration membrane or pocket type ultra-filtration membrane in the filtration unit 2, remove particulate matter in the sewage, reduce water hardness, assurance removes the treatment effect of hard back divalent cation, and water outlet enters micro-filtration and produces water pot or ultrafiltration product water pot then; Micro-filtration produces the water outlet of water pot or ultrafiltration product water pot by security personnel's strainer 10, enters reverse-osmosis membrane element 13, and the product water after the processing can be used for power industry boiler feedwater, recirculated cooling water, chemical industry water of productive use etc.
The reverse osmosis unit of this high-recovery reverse osmosis treatment system moves more than 10 in the pH value, increase light current and separate sub-examples of substances degree, the pure water rate of recovery is more than 90%, simultaneously, reduce the pollution to film of organism and microorganism, system can be used for handling reverse osmosis concentrated water.
The above only is preferred embodiment of the present utility model, and is in order to restriction the utility model, not all within spirit of the present utility model and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (11)
1. high-recovery reverse osmosis treatment system, it is characterized in that: it comprises coagulation device, filtration unit and the reverse osmosis unit that connects successively, water inlet one side of described coagulation device is provided with the pH value adjusting device, be used for regulating the pH value that coagulation device is intake, described coagulation device water outlet one side is connected with coagulation and produces water pot, described coagulation produces water pot and is communicated with filtration unit by lift pump, and described filtration unit is connected with to filter and produces water pot, and described filtration is produced water pot and is communicated with reverse osmosis unit.
2. a kind of high-recovery reverse osmosis treatment system according to claim 1 is characterized in that: the filter membrane in the described filtration unit is pocket type microfiltration membrane or pocket type ultra-filtration membrane.
3. a kind of high-recovery reverse osmosis treatment system according to claim 2 is characterized in that: described pocket type microfiltration membrane or pocket type ultra-filtration membrane are to be made by high strength, material that alkali resistance is good.
4. a kind of high-recovery reverse osmosis treatment system according to claim 3 is characterized in that: described pocket type microfiltration membrane is to be made by tetrafluoroethylene or polyethersulfone; Described pocket type ultra-filtration membrane is to be made by tetrafluoroethylene or polyethersulfone.
5. a kind of high-recovery reverse osmosis treatment system according to claim 1, it is characterized in that: described reverse osmosis unit comprises security personnel's strainer and reverse-osmosis membrane element, described security personnel's strainer produces water pot by service pump and described filtration and communicates, and described reverse-osmosis membrane element communicates with described security personnel's strainer by high-pressure pump.
6. a kind of high-recovery reverse osmosis treatment system according to claim 5, it is characterized in that: described reverse osmosis unit also comprises the reverse osmosis membrane washing unit, described reverse osmosis membrane washing unit is arranged between service pump and the security personnel's strainer.
7. a kind of high-recovery reverse osmosis treatment system according to claim 1 is characterized in that: be provided with the filter membrane washing unit in the described filtration unit.
8. a kind of high-recovery reverse osmosis treatment system according to claim 7 is characterized in that: described filter membrane washing unit is microfiltration membrane washing unit or ultra-filtration membrane washing unit.
9. a kind of high-recovery reverse osmosis treatment system according to claim 1 is characterized in that: described filtration unit top is provided with overflow port, and described filtration unit produces water pot by this overflow port and described filtration and is connected.
10. according to each described a kind of high-recovery reverse osmosis treatment system of claim 1 to 9, it is characterized in that: it is that micro-filtration produces water pot or water pot is produced in ultrafiltration that water pot is produced in described filtration.
11., it is characterized in that: be provided with whipping appts in the described coagulation device according to each described a kind of high-recovery reverse osmosis treatment system of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120135426XU CN202080970U (en) | 2011-05-03 | 2011-05-03 | Reverse osmosis treatment system with high recovery rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120135426XU CN202080970U (en) | 2011-05-03 | 2011-05-03 | Reverse osmosis treatment system with high recovery rate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202080970U true CN202080970U (en) | 2011-12-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120135426XU Expired - Lifetime CN202080970U (en) | 2011-05-03 | 2011-05-03 | Reverse osmosis treatment system with high recovery rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202080970U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103979642A (en) * | 2014-05-14 | 2014-08-13 | 海南大学 | A gas-accelerated raw water shock pressure reverse osmosis water treatment method |
| CN106745989A (en) * | 2016-12-22 | 2017-05-31 | 怀宁县天元纸业有限公司 | A kind of wastewater from paper machine recycles processing system |
| CN108002659A (en) * | 2017-12-25 | 2018-05-08 | 浙江华强环境科技有限公司 | A kind of new waste water treatment process |
-
2011
- 2011-05-03 CN CN201120135426XU patent/CN202080970U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103979642A (en) * | 2014-05-14 | 2014-08-13 | 海南大学 | A gas-accelerated raw water shock pressure reverse osmosis water treatment method |
| CN106745989A (en) * | 2016-12-22 | 2017-05-31 | 怀宁县天元纸业有限公司 | A kind of wastewater from paper machine recycles processing system |
| CN108002659A (en) * | 2017-12-25 | 2018-05-08 | 浙江华强环境科技有限公司 | A kind of new waste water treatment process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: POTEN ENVIRONMENTAL ENGINEERING (BEIJING) CO., LTD Free format text: FORMER OWNER: BEIJING MEIHUA BODA ENVIRONMENTAL ENGINEERING CO., LTD. Effective date: 20120615 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120615 Address after: 100082, 12A06-08 building, Shougang complex, No. 60 North Main Street, Haidian District, Beijing, Xizhimen Patentee after: Bossin Environmental Engineering (Beijing) Co., Ltd. Address before: 100082 Beijing Xizhimen North Street, Shougang International Building, No. 60, 12A Patentee before: Beijing Puresino-Boda Environmental Engineering Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: POTEN ENVIRONMENT GROUP CO., LTD. Free format text: FORMER NAME: POTEN ENVIRONMENTAL ENGINEERING (BEIJING) CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100082, 12A06-08 building, Shougang complex, No. 60 North Main Street, Haidian District, Beijing, Xizhimen Patentee after: POTEN ENVIRONMENT GROUP CO., LTD. Address before: 100082, 12A06-08 building, Shougang complex, No. 60 North Main Street, Haidian District, Beijing, Xizhimen Patentee before: Bossin Environmental Engineering (Beijing) Co., Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Reverse osmosis treatment system with high recovery rate Effective date of registration: 20191127 Granted publication date: 20111221 Pledgee: Beijing urban construction and development branch of China Construction Bank Co., Ltd Pledgor: POTEN ENVIRONMENT GROUP CO., LTD. Registration number: Y2019990000597 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111221 |