CN109292916A - A kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater - Google Patents
A kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater Download PDFInfo
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- CN109292916A CN109292916A CN201811316630.4A CN201811316630A CN109292916A CN 109292916 A CN109292916 A CN 109292916A CN 201811316630 A CN201811316630 A CN 201811316630A CN 109292916 A CN109292916 A CN 109292916A
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- fixedly connected
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- cabinet
- infiltration
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/445—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by forward osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to technical field of sewage, especially a kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater, cabinet is permeated including level-one, the side bottom that level-one infiltration cabinet is connected with level-one water inlet pipe is fixedly connected by primary effluent pipe with second level water tank, level-one infiltration is connected with level-one separator on side of the cabinet far from level-one water inlet pipe, second level the bottom of storage tank permeates cabinet with second level by second level water inlet pipe and is connected, the side bottom that second level infiltration cabinet is equipped with second level water inlet pipe is fixedly connected on three-level water tank by secondary effluent pipe, and secondary separation device is connected on second level infiltration side of the cabinet far from second level water inlet pipe, three-level the bottom of storage tank is connected to three-level by three-level water inlet pipe and permeates on cabinet.The present invention realizes the infiltration step by step of sewage, so that sewage can be realized quick and depth separation, is integrally improved the efficiency of sewage separation.
Description
Technical field
The present invention relates to technical field of sewage more particularly to a kind of multistage forward osmosis membranes for advanced treatment of wastewater
Processing unit.
Background technique
Positive infiltration is a kind of novel membrane separation technique of concentration drive developed in recent years, it is seeped by selectivity
The permeable pressure head of permeable membrane two sides is the membrane separating process of the spontaneous realization Water transport of driving force, is current world's UF membrane area research
One of hot spot, relative to pressure-actuated membrane separating process such as micro-filtration, ultrafiltration and reverse osmosis technology, this technology is from process sheet
Saying in matter has the advantages that many uniquenesses, and such as low pressure or even without press operation, thus energy consumption is lower, almost to many pollutants
Retention, good separating effect, the feature of low fouling membrane, in many fields, especially at sea water desalination, drinking water treatment and waste water
Good application prospect is shown in reason.For this purpose, we have proposed at a kind of multistage forward osmosis membrane for advanced treatment of wastewater
Manage device.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the one kind proposed is at sewage deep
The multistage forward osmosis membrane processing unit of reason.
To achieve the goals above, present invention employs following technical solutions:
A kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater is designed, including level-one permeates cabinet, the level-one
Infiltration one lateral roof of cabinet is connected by level-one water inlet pipe with level-one water tank, and it is grading that the level-one infiltration cabinet is connected with one
One side bottom of water pipe is fixedly connected by primary effluent pipe with second level water tank, and the level-one infiltration box house is fixedly connected
There is positive permeability apparatus, the level-one, which is permeated on side of the cabinet far from level-one water inlet pipe, is connected with level-one separator, and described two
Grade the bottom of storage tank permeates cabinet with second level by second level water inlet pipe and is connected, and the second level infiltration box house is fixedly connected with
Positive permeability apparatus, the side bottom that the second level infiltration cabinet is equipped with second level water inlet pipe are fixedly connected on three by secondary effluent pipe
On grade water tank, and secondary separation device is connected on second level infiltration side of the cabinet far from second level water inlet pipe, described three
Grade the bottom of storage tank is connected to three-level by three-level water inlet pipe and permeates on cabinet, and the three-level infiltration box house is fixedly connected with
Positive permeability apparatus, the side bottom that the three-level infiltration cabinet is equipped with three-level water inlet pipe are connected by three-level outlet pipe with collecting box
It connects, and is fixedly connected with three-level separator on three-level infiltration side of the cabinet far from three-level water inlet pipe, described one is grading
Water pipe, second level water inlet pipe, secondary effluent pipe, three-level water inlet pipe, is fixedly connected to water on three-level outlet pipe at primary effluent pipe
It pumps, is fixedly connected to pure water pipe on the level-one separator, secondary separation device and three-level separator.
Preferably, it is equipped in the level-one separator, secondary separation device and three-level separator and draws liquid, and institute
It states and draws the concentration of liquid in level-one separator, secondary separation device and three-level separator and successively increase.
Preferably, the level-one separator includes level-one drinking-water pipe, is fixedly connected with water pump on the level-one drinking-water pipe,
The level-one drinking-water pipe is fixedly connected on level-one infiltration side of the cabinet far from level-one water inlet pipe, and the level-one drinking-water pipe is another
One end is fixedly connected on level-one and draws on liquid matter separated structure, and the bottom that the level-one draws liquid matter separated structure is arranged by level-one
Water pipe is connected with the side that level-one infiltration cabinet is equipped with level-one drinking-water pipe, and the pure water pipe and level-one draw liquid matter separated structure
It is fixedly connected.
Preferably, the secondary separation device includes second level drinking-water pipe, is fixedly connected with water pump on the second level drinking-water pipe,
The second level drinking-water pipe be fixedly connected on second level infiltration side of the cabinet far from second level water inlet pipe, the second level drinking-water pipe it is another
End is fixedly connected on second level and draws on liquid matter separated structure, and the second level draws liquid matter separated structure bottom and passes through Municipal secondary effluent pipe
The side for being equipped with second level drinking-water pipe with second level infiltration cabinet is fixedly connected, and the pure water pipe and second level draw liquid matter separated structure
It is fixedly connected.
Preferably, the three-level separator includes three-level drinking-water pipe, is fixedly connected with water pump on the three-level drinking-water pipe,
Three-level drinking-water pipe one end is fixedly connected on three-level infiltration side of the cabinet far from three-level water inlet pipe, the three-level drinking-water pipe
The other end be fixedly connected on three-level and draw on liquid matter separated structure, and the three-level draws liquid matter separated structure bottom by three
It is fixedly connected on grade drainpipe and three-level infiltration side of the cabinet far from three-level water inlet pipe, and the pure water pipe and three-level permeate case
Body is fixedly connected.
Preferably, the positive permeability apparatus includes installation frame, and the installation frame is respectively fixedly connected with to permeate in level-one
Cabinet, second level infiltration cabinet, three-level permeate in cabinet, and are fixedly connected with several forward osmosis membranes in the installation frame.
Preferably, the installation frame two sides are equipped with intensifying device, and the intensifying device passes through several support plates and peace
The frame that frames up is connected.
A kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater proposed by the present invention, beneficial effect are:
The present invention realizes the infiltration step by step of sewage, and sewage concentration of solution after permeating layer by layer is gradually increased, in various concentration
Under the action of drawing liquid, so that sewage can be realized quick and depth separation, it is integrally improved the efficiency of sewage separation.
Detailed description of the invention
Fig. 1 is a kind of structural representation of the multistage forward osmosis membrane processing unit for advanced treatment of wastewater proposed by the present invention
Figure.
Fig. 2 be a kind of multistage forward osmosis membrane processing unit installation frame for advanced treatment of wastewater proposed by the present invention and
Forward osmosis membrane connects main view.
Fig. 3 is a kind of installation frame of the multistage forward osmosis membrane processing unit for advanced treatment of wastewater proposed by the present invention
With forward osmosis membrane connection side view.
In figure: three-level drainpipe 1, Municipal secondary effluent pipe 2, level-one drainpipe 3, intensifying device 4, three-level drinking-water pipe 5, second level are taken out
Water pipe 6, pure water pipe 7, level-one draw liquid matter separated structure 8,9 installation frame 10 of level-one drinking-water pipe, level-one infiltration cabinet 11, level-one
Water inlet pipe 12, water pump 13, primary effluent pipe 14, level-one water tank 15, second level water tank 16, three-level water tank 17, second level water inlet
Pipe 18, secondary effluent pipe 19, three-level water inlet pipe 20, three-level outlet pipe 21, collecting box 22, support plate 23, forward osmosis membrane 24, second level
Permeate cabinet 25, three-level permeates cabinet 26, second level draws liquid matter separated structure 27, three-level draws liquid matter separated structure 28.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, a kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater, including level-one permeate cabinet
11, level-one infiltration 11 1 lateral roof of cabinet is connected by level-one water inlet pipe 12 with level-one water tank 15, and level-one permeates cabinet 11
The side bottom for being connected with level-one water inlet pipe 12 is fixedly connected by primary effluent pipe 14 with second level water tank 16, and level-one permeates case
Positive permeability apparatus is fixedly connected with inside body 11, level-one infiltration is connected with level-one on side of the cabinet 11 far from level-one water inlet pipe 12
Separator, level-one separator include level-one drinking-water pipe 9, and water pump 13, level-one drinking-water pipe are fixedly connected on level-one drinking-water pipe 9
9 are fixedly connected on level-one infiltration side of the cabinet 11 far from level-one water inlet pipe 12, and 9 other end of level-one drinking-water pipe is fixedly connected
It is drawn on liquid matter separated structure 8 in level-one, the bottom that level-one draws liquid matter separated structure 8 is seeped by level-one drainpipe 3 and level-one
The side that saturating cabinet 11 is equipped with level-one drinking-water pipe 9 is connected, and pure water pipe 7 draws liquid matter separated structure 8 with level-one and is fixedly connected, if
The level-one separator set, which draws liquid matter separated structure 8 by level-one, to carry out concentration point for the liquid that draws after just permeating
From, internal water is separated, and treated draws liquid and can continue to carry out lock out operation, realizes and recycle,
A large amount of resource is saved.
16 bottom of second level water tank permeates cabinet 25 with second level by second level water inlet pipe 18 and is connected, and second level permeates cabinet 25
Inside is fixedly connected with positive permeability apparatus, and the side bottom that second level infiltration cabinet 25 is equipped with second level water inlet pipe 18 passes through secondary effluent
Pipe 19 is fixedly connected on three-level water tank 17, and is connected with two on second level infiltration side of the cabinet 25 far from second level water inlet pipe 18
Grade separator, secondary separation device includes second level drinking-water pipe 6, water pump 13 is fixedly connected on second level drinking-water pipe 6, second level is drawn water
Pipe 6 is fixedly connected on second level infiltration side of the cabinet 25 far from second level water inlet pipe 18, and the other end of second level drinking-water pipe 6 is fixedly connected
It is drawn on liquid matter separated structure 27 in second level, second level is drawn 27 bottom of liquid matter separated structure and seeped by Municipal secondary effluent pipe 2 and second level
The side that saturating cabinet 25 is equipped with second level drinking-water pipe 6 is fixedly connected, and pure water pipe 7 and second level draw the fixed company of liquid matter separated structure 27
It connects, infiltration of the water after coagulation Jing Guo second level, and second level is set draws in liquid matter separated structure 27 and draw liquid
Concentration be greater than level-one and draw the concentration for drawing liquid liquid matter separated structure 8 inside so that permeate can be into cabinet 25 for second level
The normal positive infiltration of row ensure that being normally carried out for two stage treatment, and draw the processing effect of liquid matter separated structure 27 in second level
Under, internal water is further subjected to processing separation.
17 bottom of three-level water tank is connected to three-level by three-level water inlet pipe 20 and permeates on cabinet 26, and three-level permeates cabinet 26
Inside is fixedly connected with positive permeability apparatus, and three-level permeates cabinet 26 and passes through three-level water outlet equipped with a side bottom of three-level water inlet pipe 20
Pipe 21 is connected with collecting box 22, and is fixedly connected with three fractions on three-level infiltration side of the cabinet 26 far from three-level water inlet pipe 20
From device, three-level separator includes three-level drinking-water pipe 5, and water pump 13, three-level drinking-water pipe 5 are fixedly connected on three-level drinking-water pipe 5
One end is fixedly connected on three-level infiltration side of the cabinet 26 far from three-level water inlet pipe 20, and the other end of three-level drinking-water pipe 5 is fixed
It is connected to three-level to draw on liquid matter separated structure 28, and three-level draws 28 bottom of liquid matter separated structure and passes through 1 He of three-level drainpipe
Three-level infiltration is fixedly connected on side of the cabinet 26 far from three-level water inlet pipe 20, and pure water pipe 7 and three-level infiltration cabinet 26 are fixed
Connection, the three-level of setting draw the concentration for drawing liquid inside liquid matter separated structure 28 and draw liquid matter separated structure 27 greater than second level
Internal concentration, so that the sewage after separating twice carries out the separation of a deep layer again, so that sewage realizes good processing,
Improve the treatment effeciency of sewage.
Level-one water inlet pipe 12, primary effluent pipe 14, second level water inlet pipe 18, secondary effluent pipe 19, three-level water inlet pipe 20, three-level
It is fixedly connected to water pump 13 on outlet pipe 21, is fixed on level-one separator, secondary separation device and three-level separator
It is connected with pure water pipe 7, is equipped in level-one separator, secondary separation device and three-level separator and draws liquid, and a fraction
It is successively increased from the concentration for drawing liquid in device, secondary separation device and three-level separator, it is successively raised to draw liquid concentration,
So that sewage is able to carry out separation step by step, thorough and depth the processing that sewage is realized ensure that.
Positive permeability apparatus includes installation frame 10, and installation frame 10, which is respectively fixedly connected with, permeates cabinet 11, second level in level-one
Permeate cabinet 25, three-level permeates in cabinet 26, and is fixedly connected with several forward osmosis membranes 24, installation frame 10 in installation frame 10
Two sides are equipped with intensifying device 4, and intensifying device 4 is connected by several support plates 23 with installation frame 10, the reinforcing dress of setting
It sets 4 to be connected in intensified by ultrasonic wave system, and the intensifying device 4 is also connected with supersonic generator and controller, and this
Invention by being fixedly connected with conducting wire with power supply unit, is conducive to improve the efficiency just permeated when in use.
The present invention realizes the infiltration step by step of sewage, and sewage concentration of solution after permeating layer by layer is gradually increased, not
With concentration draw liquid under the action of so that sewage can be realized quickly and depth separation, be integrally improved sewage separation
Efficiency.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater, including level-one infiltration cabinet (11), feature
It is, level-one infiltration (11) one lateral roof of cabinet is connected by level-one water inlet pipe (12) with level-one water tank (15), institute
It states level-one infiltration cabinet (11) and is connected with a side bottom of level-one water inlet pipe (12) and pass through primary effluent pipe (14) and second level water storage
Case (16) is fixedly connected, and positive permeability apparatus is fixedly connected with inside level-one infiltration cabinet (11), and the level-one permeates cabinet
(11) level-one separator is connected on the side far from level-one water inlet pipe (12), second level water tank (16) bottom passes through two
Grade water inlet pipe (18) is connected with second level infiltration cabinet (25), is fixedly connected with positive infiltration inside second level infiltration cabinet (25)
Device, the side bottom that second level infiltration cabinet (25) is equipped with second level water inlet pipe (18) connect by the way that secondary effluent pipe (19) are fixed
It connects on three-level water tank (17), and is connected with two on the side of second level infiltration cabinet (25) separate second level water inlet pipe (18)
Grade separator, three-level water tank (17) bottom are connected in three-level infiltration cabinet (26) by three-level water inlet pipe (20),
Positive permeability apparatus is fixedly connected with inside three-level infiltration cabinet (26), three-level infiltration cabinet (26) is intake equipped with three-level
One side bottom of pipe (20) is connected by three-level outlet pipe (21) with collecting box (22), and three-level infiltration cabinet (26) is remote
Three-level separator, the level-one water inlet pipe (12), primary effluent pipe are fixedly connected on side from three-level water inlet pipe (20)
(14), second level water inlet pipe (18), secondary effluent pipe (19), three-level water inlet pipe (20), three-level outlet pipe are fixedly connected on (21)
Have water pump (13), is fixedly connected to pure water pipe on the level-one separator, secondary separation device and three-level separator
(7).
2. a kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater according to claim 1, feature exist
In, be equipped in the level-one separator, secondary separation device and three-level separator and draw liquid, and the level-one separation dress
It sets, the concentration of drawing liquid in secondary separation device and three-level separator successively increases.
3. a kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater according to claim 1, feature exist
In the level-one separator includes level-one drinking-water pipe (9), is fixedly connected with water pump (13), institute on the level-one drinking-water pipe (9)
It states level-one drinking-water pipe (9) to be fixedly connected on the side of level-one infiltration cabinet (11) separate level-one water inlet pipe (12), and described one
Grade drinking-water pipe (9) other end is fixedly connected on level-one and draws on liquid matter separated structure (8), and the level-one draws liquid matter separated structure
(8) bottom is connected by level-one drainpipe (3) with the side that level-one infiltration cabinet (11) is equipped with level-one drinking-water pipe (9), institute
It states pure water pipe (7) and draws liquid matter separated structure (8) with level-one and be fixedly connected.
4. a kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater according to claim 1, feature exist
In the secondary separation device includes second level drinking-water pipe (6), is fixedly connected with water pump (13), institute on the second level drinking-water pipe (6)
It states second level drinking-water pipe (6) and is fixedly connected on side of second level infiltration cabinet (25) far from second level water inlet pipe (18), the second level is taken out
The other end of water pipe (6) is fixedly connected on second level and draws on liquid matter separated structure (27), and the second level draws liquid matter separated structure
(27) bottom is fixedly connected by Municipal secondary effluent pipe (2) with the side that second level infiltration cabinet (25) is equipped with second level drinking-water pipe (6), and
The pure water pipe (7) is drawn liquid matter separated structure (27) with second level and is fixedly connected.
5. a kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater according to claim 1, feature exist
In the three-level separator includes three-level drinking-water pipe (5), is fixedly connected with water pump (13), institute on the three-level drinking-water pipe (5)
Three-level drinking-water pipe (5) one end is stated to be fixedly connected on the side of three-level infiltration cabinet (26) separate three-level water inlet pipe (20), it is described
The other end of three-level drinking-water pipe (5) is fixedly connected on three-level and draws on liquid matter separated structure (28), and the three-level draws liquid matter
Separated structure (28) bottom is by three-level drainpipe (1) and three-level infiltration cabinet (26) far from the side of three-level water inlet pipe (20)
It is fixedly connected, and the pure water pipe (7) is fixedly connected with three-level infiltration cabinet (26).
6. a kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater according to claim 1, feature exist
In the positive permeability apparatus includes installation frame (10), and the installation frame (10), which is respectively fixedly connected with, permeates cabinet in level-one
(11), second level infiltration cabinet (25), three-level infiltration cabinet (26) in, and the installation frame (10) in be fixedly connected with it is several just
Permeable membrane (24).
7. a kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater according to claim 6, feature exist
Be equipped with intensifying device (4) in, installation frame (10) two sides, and the intensifying device (4) by several support plates (23) and
Installation frame (10) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316630.4A CN109292916A (en) | 2018-11-07 | 2018-11-07 | A kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316630.4A CN109292916A (en) | 2018-11-07 | 2018-11-07 | A kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater |
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| CN109292916A true CN109292916A (en) | 2019-02-01 |
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| CN201811316630.4A Pending CN109292916A (en) | 2018-11-07 | 2018-11-07 | A kind of multistage forward osmosis membrane processing unit for advanced treatment of wastewater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924471A (en) * | 2019-10-22 | 2020-03-27 | 朱建华 | Constant-humidity agricultural water supply system based on energy conversion |
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| CN206033319U (en) * | 2016-07-04 | 2017-03-22 | 海博伦（苏州）环境科技股份有限公司 | Just permeating draw liquid technology for receive strain with reverse osmosis's cyclic regeneration system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140138313A1 (en) * | 2012-11-16 | 2014-05-22 | Samsung Electronics Co., Ltd. | Water recovery method |
| CN104326615A (en) * | 2014-11-28 | 2015-02-04 | 马涛 | Energy-saving high-salt wastewater treatment system and treatment method |
| CN206033319U (en) * | 2016-07-04 | 2017-03-22 | 海博伦（苏州）环境科技股份有限公司 | Just permeating draw liquid technology for receive strain with reverse osmosis's cyclic regeneration system |
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