CN208980384U - A kind of invasion seawater prevention and treatment system - Google Patents
A kind of invasion seawater prevention and treatment system Download PDFInfo
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- CN208980384U CN208980384U CN201821573786.6U CN201821573786U CN208980384U CN 208980384 U CN208980384 U CN 208980384U CN 201821573786 U CN201821573786 U CN 201821573786U CN 208980384 U CN208980384 U CN 208980384U
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- seawater
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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
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Abstract
The utility model discloses a kind of invasion seawater to prevent and treat system, is related to hydrotechnics field.The invasion seawater prevention and treatment system includes multiple groups monitoring unit, pretreatment unit, reverse osmosis units and reservoir, the pretreatment unit includes pretreatment layer and protective layer, the pretreatment layer is connected by protective layer with reverse osmosis units, the reverse osmosis units are connected with reservoir, the reservoir includes brine pit and fresh-water pool, and one group of monitoring unit is provided in the front side of the pretreatment unit, the brine pit and the fresh-water pool.The utility model is able to solve the problem of prior art solely can only be prevented and treated to invasion seawater or be desalinated, cannot combine the two, realizes prevention and treatment and using combining, greatly improves the operation efficiency of system.
Description
Technical field
The utility model relates to hydrotechnics fields, and in particular to a kind of invasion seawater prevention and treatment system.
Background technique
Seawater invasion is also referred to as inwelling or seawater intrusion, is to be contained by off-lying sea highrank fuel salinity water body along river mouth, river and underground
Water layer is upcountry invaded and is permeated, and is led to water quality deterioration and soil secondary salinization, is the very important natural calamity in coastal area
Evil, it has also become a serious environmental hydrological geological problems.Seawater invasion be land underground water pressure and seawater pressure it is unbalance
Caused by, it is the result of the big factor overlaying influence of specific region Nature and Man class socio-economic activity two.
Seawater invasion in order to prevent establishes an impervious body resistance by engineering measure in the fresh water side of fresh-saline water interface
Only seawater is upcountry invaded, and such as fills the water curtain, the pumping-water filling curtain and cut-off wall and tide wall of draw water curtain and the two combination
Deng.These existing technologies are partial to cut off the obstruction side of seawater and underground aquaporin by engineering measures such as building impervious bodies
Method, but the ecology of coastal area may be impacted, it is then that other extract utilizes to sea water desalination, it cannot be by the invasion of seawater
Prevention and treatment combines with both seawater utilizations, greatly reduces the utilization rate of seawater.
Utility model content
The purpose of this utility model is to provide a kind of invasion seawater to prevent and treat system, can only be single to solve the prior art
Ground is prevented and treated or is desalinated to invasion seawater, cannot be combined the two, the low problem of system operation efficiency.
To achieve the above object, the utility model embodiment provides a kind of invasion seawater prevention and treatment system, the invasion seawater
Prevention and treatment system includes multiple groups monitoring unit, pretreatment unit, reverse osmosis units and reservoir, and the pretreatment unit includes pre- place
Layer and protective layer are managed, the pretreatment layer is connected by protective layer with reverse osmosis units, the reverse osmosis units and reservoir phase
Even, the reservoir includes brine pit and fresh-water pool, in the front side of the pretreatment unit, the brine pit and the fresh-water pool
It is provided with one group of monitoring unit.
The monitoring unit includes water level monitor and water quality sensor as a preferred technical solution,.
The pretreatment layer includes control water layer and filtration core as a preferred technical solution, and the filtration core setting is being controlled
The salt-fresh water intersection in sea area is arranged in the inside of water layer, the pretreatment layer.
The filtration core includes the sandstone or filled by filtration body of different-diameter as a preferred technical solution,.
The vertical range of the protective layer is greater than 300 meters, and shape between protective layer and ground as a preferred technical solution,
At drainage lumens.
Regulating gate is provided in the drainage lumens as a preferred technical solution,.
The reverse osmosis units are located at the top of brine pit as a preferred technical solution, and reverse osmosis units pass through fresh water
Pipeline is connected to fresh-water pool.
The utility model embodiment has the advantages that
(1) the utility model prevents and treats system to block merging for seawater and fresh groundwater, simultaneously by building invasion seawater
Underground water can be supplemented by desalinizing seawater, and change seepage action of ground water field structure, can be realized simultaneously hard to ground water regime
The adjustment of structure and soft structure.
(2) the utility model can carry out water according to water requirement by the barrier for invading seawater with using combining
Amount regulation, and different quality can be applied in the actual productions such as work, agricultural and ecology and life, and coastal area water can be effectively relieved
Resource supply and demand contradiction.
(3) the utility model can flexibly control allotment and real-time monitoring, realize the precision that seawater resources utilize, can have
Effect, which is reduced, to be repeated and uncertain cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that a kind of invasion seawater provided by the embodiment of the utility model prevents and treats system.
Fig. 2 is the part-structure amplification that a kind of invasion seawater provided by the embodiment of the utility model prevents and treats system pretreatment layer
Schematic diagram.
Fig. 3 is another part structure that a kind of invasion seawater provided by the embodiment of the utility model prevents and treats system pretreatment layer
Enlarged diagram.
In figure: pretreatment layer 1, control water layer 2, filtration core 3, regulating gate 4, protective layer 5, reverse osmosis units 6, brine pit 7,
Fresh-water pool 8, fresh water pipeline 9, water quality sensor 10, water level monitor 11.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment 1
With reference to Fig. 1, the present embodiment provides a kind of invasion seawater to prevent and treat system, and above-mentioned invasion seawater prevention and treatment system includes multiple groups
Monitoring unit, pretreatment unit, reverse osmosis units 6 and reservoir, pretreatment unit include pretreatment layer 1 and protective layer 5, pre- place
Reason layer 1 is connected by protective layer 5 with reverse osmosis units 6, and reverse osmosis units 6 are connected with reservoir, and reservoir includes 7 He of brine pit
Fresh-water pool 8 is provided with one group of monitoring unit in the front side of pretreatment unit, brine pit 7 and the fresh-water pool 8.Monitoring unit
Including water level monitor 11 and water quality sensor 10, water level monitor 11 is used for the water level of real-time monitoring system, and is uploaded to control
System processed.
Further, with reference to Fig. 2, the salt-fresh water intersection in sea area is arranged in pretreatment layer 1, and pretreatment layer 1 includes control water
The inside of control water layer 2 is arranged in layer 2 and filtration core 3, filtration core 3, and filtration core 3 includes the sandstone or filled by filtration of different-diameter
Body, for carrying out preliminary filtering to seawater.The control assembly that control water layer 2 can be controlled flexibly using shutter etc., was both able to achieve
There can be barrier effect to seawater again to the obstruction of large granular impurity.
Further, the material of protective layer 5, which uses, has the waterproof corrosion resistant engineering plastics of some strength hardening, steel
Plate formation is blocked, and section form is determined according to the section form by infiltrating sea water passage scene.In order to reach reverse osmosis units 6
The vertical range of required osmotic pressure, protective layer 5 need to be greater than 300 meters.
In addition, drainage lumens are formed between protective layer 5 and ground, for seawater to be introduced reverse osmosis units 6, and in drainage lumens
It is provided with regulating gate 4, for controlling the circulation of invasion seawater.
Further, with reference to Fig. 3, reverse osmosis units 6 are by systems pumps, reverse osmosis membrane and putamina, rack, electric cabinet, cleaning
Device and intermediate water tank composition, reverse osmosis membrane is selected according to water purposes after invasion seawater characteristics and desalination, mainly by acetate fiber
What element, acetate methacrylic acid cellulose, acetate butyrate fiber, aromatic polyamide and multiple material were combined, it utilizes
The counter osmosis of reverse osmosis membrane analyzes the salt in seawater, isolates fresh water.Reverse osmosis units 6 are located at the upper of brine pit 7
Side, reverse osmosis units 6 are connected to fresh-water pool 8 by fresh water pipeline 9, and the salt water penetrated is directly entered brine pit 7, and fresh water then leads to
It crosses fresh water pipeline 9 and enters fresh-water pool 8.
There is provided a kind of method that invasion seawater prevents and treats the protection of system and utilizes seawater, comprising: to selected seawater invasion
Area carries out investigation exploration, collects the degree of saltiness water interface of this area's seawater invasion, regional landforms form, lithologic structure, sea
Matter and transition history, the data such as seawater invasion channel, Changes in underground water variation, in the intersection installation invasion seawater of salt-fresh water
Prevention and treatment system；Seawater first passes around pretreatment layer 1 and carries out primary filter；Filtered seawater protective layer 5 guidance downstream to
Reverse osmosis units 6, reverse osmosis units 6 desalinate seawater；Fresh water after desalination flow to fresh-water pool 8, salt water by fresh water pipeline 9
Then directly penetrate into brine pit 7.
Wherein, when invade seawater water remain unchanged or reduce when, closing drainage lumens in regulating gate 4 to seawater into
Row antiseepage barrier opens when the water for invading seawater expands or has surface water demand or need recharge of groundwater and adjusts control
The opening degree of gate 4 desalinates invasion seawater for using.
Although above having made detailed description to the utility model with generality explanation and specific embodiment,
On the basis of the utility model, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements on the basis of without departing from the spirit of the present invention, belong to the utility model and want
Seek the range of protection.
Claims (7)
1. a kind of invasion seawater prevents and treats system, which is characterized in that the invasion seawater prevention and treatment system includes multiple groups monitoring unit, in advance
Processing unit, reverse osmosis units (6) and reservoir, the pretreatment unit include pretreatment layer (1) and protective layer (5), described
Pretreatment layer (1) is connected by protective layer (5) with reverse osmosis units (6), and the reverse osmosis units (6) are connected with reservoir, institute
Stating reservoir includes brine pit (7) and fresh-water pool (8), the front side of the pretreatment unit, the brine pit (7) and the fresh water
One group of monitoring unit is provided in pond (8).
2. a kind of invasion seawater as described in claim 1 prevents and treats system, which is characterized in that the monitoring unit includes water level prison
Survey device (11) and water quality sensor (10).
3. a kind of invasion seawater as described in claim 1 prevents and treats system, which is characterized in that the pretreatment layer (1) includes control
Water layer (2) and filtration core (3), in the inside of control water layer (2), the pretreatment layer (1) is arranged in sea for filtration core (3) setting
The salt-fresh water intersection in domain.
4. a kind of invasion seawater as claimed in claim 3 prevents and treats system, which is characterized in that the filtration core (3) includes difference
The sandstone or filled by filtration body of diameter.
5. a kind of invasion seawater prevention and treatment system as described in claim 1, which is characterized in that the protective layer (5) it is vertical away from
From being greater than 300 meters, and drainage lumens are formed between protective layer (5) and ground.
6. a kind of invasion seawater as claimed in claim 5 prevents and treats system, which is characterized in that be provided with control in the drainage lumens
Gate (4).
7. a kind of invasion seawater as described in claim 1 prevents and treats system, which is characterized in that the reverse osmosis units (6) are located at
Above brine pit (7), reverse osmosis units (6) are connected to fresh-water pool (8) by fresh water pipeline (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821573786.6U CN208980384U (en) | 2018-09-26 | 2018-09-26 | A kind of invasion seawater prevention and treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821573786.6U CN208980384U (en) | 2018-09-26 | 2018-09-26 | A kind of invasion seawater prevention and treatment system |
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| CN208980384U true CN208980384U (en) | 2019-06-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996616A (en) * | 2018-09-26 | 2018-12-14 | 水利部交通运输部国家能源局南京水利科学研究院 | A method of invasion seawater prevents and treats system and its protection and utilizes seawater |
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2018
- 2018-09-26 CN CN201821573786.6U patent/CN208980384U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996616A (en) * | 2018-09-26 | 2018-12-14 | 水利部交通运输部国家能源局南京水利科学研究院 | A method of invasion seawater prevents and treats system and its protection and utilizes seawater |
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