CN208883595U - A kind of integration seawater desalinization pretreatment device - Google Patents
A kind of integration seawater desalinization pretreatment device Download PDFInfo
- Publication number
- CN208883595U CN208883595U CN201821348589.4U CN201821348589U CN208883595U CN 208883595 U CN208883595 U CN 208883595U CN 201821348589 U CN201821348589 U CN 201821348589U CN 208883595 U CN208883595 U CN 208883595U
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- CN
- China
- Prior art keywords
- membrane cisterna
- flotation tank
- pipeline
- inlet pipeline
- backwash
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Abstract
The utility model discloses a kind of integrated seawater desalinization pretreatment devices, including flotation tank, membrane cisterna, gas generating unit and water producing tank；Flotation tank and membrane cisterna are linked together, and flotation tank is separated by partition with membrane cisterna and top is connected；Flotation tank is connected with inlet pipeline and the first air inlet pipeline, and inlet pipeline is equipped with intake pump, and the first air inlet pipeline is connect with gas generating unit；It is equipped with the second air inlet pipeline in membrane cisterna, is connected with the pipeline that catchments at the top of membrane cisterna, the pipeline that catchments is connect with water producing tank, and collector pipe road is equipped with production water pump.Flotation tank and membrane cisterna are combined and build up integrated apparatus by the utility model, reduce membrane cisterna construction cost, whole occupied area is small, high treating effect, most impurity in seawater can not only be removed, good influent quality is provided for subsequent reverse osmosis workshop section simultaneously, guarantees the operation steady in a long-term of reverse osmosis membrane.
Description
Technical field
The utility model relates to desalination plant technical field more particularly to a kind of integrated seawater desalinization pretreatment dresses
It sets.
Background technique
In actual use, due to being placed in different pond bodies, pretreating process is accounted for for air-float technology and membrane process at present
Ground area is larger, and construction cost increases.In order to can reduce capital investment while guaranteeing pretreating effect, herein by air bearing
Technique and membrane process combine, and build up integrated apparatus, design that a kind of occupied area is small, novel sea water desalinization of high treating effect
Pretreating process.
Utility model content
The utility model is in view of the above-mentioned problems, provide a kind of integrated seawater desalinization pretreatment device.
The purpose of this utility model can be realized by following technical proposals: a kind of integration seawater desalinization pretreatment dress
It sets, including flotation tank, membrane cisterna, gas generating unit and water producing tank；The flotation tank and membrane cisterna are linked together, flotation tank and membrane cisterna
It is separated by partition, is connected between flotation tank and membrane cisterna by the top of partition；One upper lateral part of the flotation tank be equipped with into
The mouth of a river, the water inlet are connected with inlet pipeline, and the inlet pipeline is equipped with intake pump, and the bottom of flotation tank is connected with first
Air inlet pipeline, first air inlet pipeline are connect with gas generating unit；It is equipped with earthenware slab film in the membrane cisterna, is set in membrane cisterna
There is the second air inlet pipeline protruded into from top, second air inlet pipeline is connect with gas generating unit, the top of the membrane cisterna
It is connected with the pipeline that catchments, the top connection of catchment pipeline and the water producing tank, collector pipe road is equipped with production water pump, and catchment pipeline
Part at the top of membrane cisterna between production water pump is connected with backwash pipeline, the bottom connection of the backwash pipeline and water producing tank, backwash
Pipeline is equipped with backwash water pump, and the bottom of the membrane cisterna is connected with backwash blower.
Further, the top of the partition is equipped with overflow weir, is connected between the flotation tank and membrane cisterna by overflow weir
It is logical.
Further, further include mud scraper and sludge treatment equipment, be respectively provided at the top of the flotation tank and membrane cisterna and scrape mud
Mud line is respectively connected at the top of machine, flotation tank and membrane cisterna, the mud line is connect with sludge treatment equipment.
It further, further include chemical chemicals dosing plant, the backwash tube road is equipped with pipe-line mixer, the pipeline mixing
Device is connected with dosing pipe, and the dosing pipe is connect with chemical chemicals dosing plant.
Compared with prior art, the utility model has the beneficial effects that flotation tank and membrane cisterna are combined, a kind of land occupation is designed
Area is small, high treating effect novel sea water desalinization pretreatment unit, reduces membrane cisterna construction cost.Raw water seawater passes through water inlet
Intake pump on pipeline is transported to flotation tank, and the dissolved air water that water is produced in gas generating unit is transported to gas by the first air inlet pipeline
In floating pond, dissolved air water mix production water wadding body with raw water, flocs float to air bearing pool surface formation scum layer, mud scraper by sludge into
Sludge treatment equipment is transported to after row recycling.Flotation tank produces water and enters in membrane cisterna by the mode of overflow, produces water and works as in membrane cisterna
It is middle to be filtered using earthenware slab film, negative-pressure ward is carried out by the production water pump of collector pipe road, water will be produced and be transported to production water
Pond is then sent through in the processing unit or intermediate pool of next stage.In addition, the water in water producing tank passes through the backwash of backwash tube road
Water pump backwashes membrane cisterna；Backwash blower provides stable backwash aeration；The second air inlet pipeline of setting prevents aqueous reflux in membrane cisterna；Change
It learns chemicals dosing plant and is connected to chemical cleaning on backwash water pipe via pipe-line mixer.The utility model can not only remove seawater
In most impurity, while good influent quality is provided for subsequent reverse osmosis workshop section, to guarantee reverse osmosis membrane
Operation steady in a long-term.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Component mark is as follows in figure:
1 flotation tank, 2 membrane cisternas, 3 gas generating units, 4 water producing tanks, 5 partitions, 6 overflow weirs, 7 inlet pipelines, 8 intake pumps, 9
Pipeline, 13 production water pumps, 14 backwash pipelines, 15 are catchmented instead in first air inlet pipeline, 10 earthenware slab films, 11 second air inlet pipelines, 12
Wash water pump, 16 backwash blowers, 17 mud scrapers, 18 sludge treatment equipments, 19 mud lines, 20 chemical chemicals dosing plants, 21 pipelines are mixed
Clutch, 22 dosing pipes.
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing, becomes apparent from those skilled in the art
How ground understanding practices the utility model.Although describing the utility model in conjunction with its preferred embodiment, these
Embodiment only illustrates, rather than limits the scope of the utility model.
Referring to Fig. 1, a kind of integration seawater desalinization pretreatment device, including flotation tank 1, membrane cisterna 2, gas generating unit 3
With water producing tank 4；The flotation tank 1 and membrane cisterna 2 are linked together, and flotation tank 1 and membrane cisterna 2 are separated by partition 5, flotation tank 1 and film
It is connected between pond 2 by the top of partition 5；One upper lateral part of the flotation tank 1 is equipped with water inlet, and the water inlet is connected with
Inlet pipeline 7, the inlet pipeline 7 are equipped with intake pump 8, and the bottom of flotation tank 1 is connected with the first air inlet pipeline 9, and described the
One air inlet pipeline 9 is connect with gas generating unit 3；It is equipped with earthenware slab film 10 in the membrane cisterna 2, is equipped in membrane cisterna 2 from top
The second air inlet pipeline 11 protruded into, second air inlet pipeline 11 are connect with gas generating unit 3, and the top of the membrane cisterna 2 connects
It is connected to the pipeline 12 that catchments, the pipeline 12 that catchments is connect with the top of water producing tank 4, and the pipeline 12 that catchments, which is equipped with, produces water pump 13, collection
2 top of membrane cisterna of water lines 12 and the part produced between water pump 13 are connected with backwash pipeline 14, the backwash pipeline 14 and production water
The bottom of case 4 connects, and backwash pipeline 14 is equipped with backwash water pump 15, and the bottom of the membrane cisterna 2 is connected with backwash blower 16.
In the specific implementation, the top of the partition 5 is equipped with overflow weir 6, by overflowing between the flotation tank 1 and membrane cisterna 2
Stream weir 6 is connected.
It in the specific implementation, further include mud scraper 17 and sludge treatment equipment 18, the top of the flotation tank 1 and membrane cisterna 2
Be respectively provided with mud scraper 17, the top of flotation tank 1 and membrane cisterna 2 is respectively connected with mud line 19, the mud line 19 at sludge
Device 18 is managed to connect.
It in the specific implementation, further include chemical chemicals dosing plant 20, the backwash pipeline 14 is equipped with pipe-line mixer 21, institute
It states pipe-line mixer 21 and is connected with dosing pipe 22, the dosing pipe 22 is connect with chemical chemicals dosing plant 20.
Working principle: raw water seawater is transported to flotation tank 1, gas generating unit 3 by the intake pump 8 on inlet pipeline 7
The middle dissolved air water for producing water is transported in flotation tank 1 by the first air inlet pipeline 9, and dissolved air water is mixed with raw water produces water wadding body, wadding body
It floats up to 1 surface of flotation tank and forms scum layer, mud scraper 17 is transported to sludge treatment equipment 18 after being recycled sludge.Air bearing
Pond 1 produces water and enters in membrane cisterna 2 by the mode of overflow, produces water and is filtered in membrane cisterna 2 using earthenware slab film 10, is led to
It crosses the production water pump 13 to catchment on pipeline 12 and carries out negative-pressure ward, water will be produced and be transported to production pond, be then sent through the processing dress of next stage
Set or intermediate pool in.In addition, the water in water producing tank 4 backwashes membrane cisterna 2 by the backwash water pump 15 on backwash pipeline 14；Instead
It washes blower 16 and stable backwash aeration is provided；The second air inlet pipeline 11 of setting prevents aqueous reflux in membrane cisterna 2；Chemical chemicals dosing plant 20
It is connected on backwash water pipe via pipe-line mixer 21, added cleaning agent has sodium hypochlorite and citric acid, and wash number can
Think one month 4 times.The utility model can not only remove most impurity in seawater, while be subsequent reverse osmosis workshop section
Good influent quality is provided, to guarantee the operation steady in a long-term of reverse osmosis membrane.
It should be pointed out that can also have a variety of transformation and the implementation of remodeling for the utility model through absolutely proving
Scheme, it is not limited to the specific embodiment of above embodiment.Above-described embodiment as just the utility model explanation, and
It is not limitations of the present invention.In short, the protection scope of the utility model should include those for ordinary skill
It obviously converts or substitutes and retrofit for personnel, and be determined by the appended claims.
Claims (4)
1. a kind of integration seawater desalinization pretreatment device, which is characterized in that including flotation tank, membrane cisterna, gas generating unit and
Water producing tank；The flotation tank and membrane cisterna are linked together, and flotation tank and membrane cisterna are separated by partition, and are passed through between flotation tank and membrane cisterna
The top of partition is connected；One upper lateral part of the flotation tank is equipped with water inlet, and the water inlet is connected with inlet pipeline, described
Inlet pipeline is equipped with intake pump, and the bottom of flotation tank is connected with the first air inlet pipeline, and first air inlet pipeline and gas are sent out
Generating apparatus connection；It is equipped with earthenware slab film in the membrane cisterna, is equipped with the second air inlet pipeline protruded into from top in membrane cisterna, described the
Two air inlet pipelines are connect with gas generating unit, and the pipeline that catchments, pipeline and the production water of catchmenting are connected at the top of the membrane cisterna
The top of case connects, and collector pipe road is equipped with production water pump, and the part at the top of the membrane cisterna for the pipeline that catchments between production water pump is connected with
The bottom of backwash pipeline, the backwash pipeline and water producing tank connects, and backwash tube road is equipped with backwash water pump, the bottom of the membrane cisterna
It is connected with backwash blower.
2. integration seawater desalinization pretreatment device according to claim 1, which is characterized in that the top of the partition is set
There is overflow weir, is connected between the flotation tank and membrane cisterna by overflow weir.
3. integration seawater desalinization pretreatment device according to claim 1 or 2, which is characterized in that further include mud scraper
And sludge treatment equipment, mud scraper is respectively provided at the top of the flotation tank and membrane cisterna, is respectively connected at the top of flotation tank and membrane cisterna
Mud line, the mud line are connect with sludge treatment equipment.
4. integration seawater desalinization pretreatment device according to claim 1 or 2, which is characterized in that further include that chemistry adds
Medicine device, the backwash tube road are equipped with pipe-line mixer, and the pipe-line mixer is connected with dosing pipe, the dosing pipe
It is connect with chemical chemicals dosing plant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821348589.4U CN208883595U (en) | 2018-08-21 | 2018-08-21 | A kind of integration seawater desalinization pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821348589.4U CN208883595U (en) | 2018-08-21 | 2018-08-21 | A kind of integration seawater desalinization pretreatment device |
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| Publication Number | Publication Date |
|---|---|
| CN208883595U true CN208883595U (en) | 2019-05-21 |
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ID=66509438
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821348589.4U Active CN208883595U (en) | 2018-08-21 | 2018-08-21 | A kind of integration seawater desalinization pretreatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897759A (en) * | 2021-04-08 | 2021-06-04 | 碧水源膜技术研究中心(北京)有限公司 | Membrane pool, membrane chemical reactor, water treatment system and method |
-
2018
- 2018-08-21 CN CN201821348589.4U patent/CN208883595U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897759A (en) * | 2021-04-08 | 2021-06-04 | 碧水源膜技术研究中心(北京)有限公司 | Membrane pool, membrane chemical reactor, water treatment system and method |
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