CN111204892A - Seawater desalination and permeation device - Google Patents

Seawater desalination and permeation device Download PDF

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Publication number
CN111204892A
CN111204892A CN202010122101.1A CN202010122101A CN111204892A CN 111204892 A CN111204892 A CN 111204892A CN 202010122101 A CN202010122101 A CN 202010122101A CN 111204892 A CN111204892 A CN 111204892A
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China
Prior art keywords
desalination
water
pipe
spontaneous
seawater
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CN202010122101.1A
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Chinese (zh)
Inventor
丁永才
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Suzhou Xinpaite Information Technology Co ltd
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Suzhou Xinpaite Information Technology Co ltd
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Priority to CN202010122101.1A priority Critical patent/CN111204892A/en
Publication of CN111204892A publication Critical patent/CN111204892A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/283Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/08Seawater, e.g. for desalination
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination
    • Y02A20/131Reverse-osmosis

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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 invention discloses a seawater desalination and permeation device, which comprises a pretreatment component, a spontaneous desalination component and a bidirectional supercharging desalination component, wherein the pretreatment component is used for preliminarily filtering impurities in seawater, the pretreatment component is communicated with the spontaneous desalination component by adopting a collecting pipe, the spontaneous desalination component spontaneously desalinates seawater by utilizing reverse osmosis pressure difference formed by water pressure, seawater in the spontaneous desalination component is communicated with the bidirectional supercharging desalination component by adopting a first connecting pipe, fresh water in the spontaneous desalination component is communicated with a fresh water bucket by adopting a second connecting pipe, the bidirectional supercharging desalination component provides permeation power for desalinating seawater by adopting a hydraulic supercharging mode, and when the bidirectional supercharging desalination component is used for desalinating seawater, the seawater passes through the second reverse osmosis membrane, namely passes through four membrane surfaces for desalination, compared with the traditional reverse osmosis membrane method, the efficiency is higher.

Description

Seawater desalination and permeation device
Technical Field
The invention relates to the technical field of seawater desalination equipment, in particular to a seawater desalination penetration device.
Background
Under the circumstance of shortage of fresh water resources, the technology of sea water desalination, i.e. desalination of sea water to produce fresh water, is increasingly gaining attention, and the sea water desalination methods used at present include a sea water freezing method, an electrodialysis method, a distillation method, a reverse osmosis method, and an ammonium carbonate ion exchange method, wherein the reverse osmosis membrane method and the distillation method are the mainstream in the market.
However, the seawater desalination device adopting the reverse osmosis membrane method in the market at present has low efficiency, can only desalt seawater through one membrane surface, is not flexible enough, cannot cope with various production conditions, lacks early coarse filtration while desalinizing seawater, and reduces the later filtration efficiency. Accordingly, one skilled in the art provides a seawater desalination infiltration apparatus to solve the problems set forth in the background art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a sea water desalination penetrant unit, its includes pretreatment module, spontaneous desalination subassembly and two-way pressure boost desalination subassembly, the pretreatment module is used for the impurity of prefiltration sea water, the pretreatment module adopts header and spontaneous desalination subassembly to be linked together, spontaneous desalination subassembly utilizes the reverse osmosis pressure difference that water pressure formed, spontaneous desalination sea water, sea water in the spontaneous desalination subassembly adopts connecting pipe one to be linked together with two-way pressure boost desalination subassembly, fresh water in the spontaneous desalination subassembly adopts connecting pipe two to be linked together with the fresh water bucket, two-way pressure boost desalination subassembly adopts the mode of hydraulic pressure boost to provide osmotic power for the desalination sea water, and fresh water after the desalination enters into the fresh water bucket through connecting pipe three.
Further, as preferred, the pretreatment module adopts the water pump to continuously provide water source for the pretreatment module, the pretreatment module comprises two filter vats and filter pieces arranged in the filter vats, the water inlet end of the water pump is communicated with a seawater inlet pipe, the water outlet end of the water pump is communicated with a water outlet main pipe, the other end of the water outlet main pipe is connected in parallel with a branch pipe I and a branch pipe II, the branch pipe I is communicated with the water inlet end of one of the filter vats, the branch pipe II is communicated with the water inlet end of the other filter vat, and the two filter vats are communicated with a collecting pipe through a purified water outlet pipe.
Further, preferably, a first hydraulic gauge is arranged at the position, close to the water outlet end of the water pump, of the water outlet main pipe, and a second hydraulic gauge is arranged at the position, close to the water distribution pipe II, of the water outlet main pipe.
Further, as preferred, it includes sealing ring and screw thread head to filter the piece, the screw thread head is half the embedding in the inner wall of sealing ring, the screw thread head is the loop configuration, from the top down has filter screen layer, activated carbon layer and water purification cotton layer to imbed in proper order in the sealing ring, screw thread head and screw thread seat threaded connection, the screw thread seat is fixed on the inner wall of filter vat.
Further, as preferred, spontaneous desalination subassembly includes the spontaneous processing storehouse, the middle part in spontaneous processing storehouse is provided with reverse osmosis membrane one to separate into two upper and lower parts with the spontaneous processing storehouse, wherein upper portion is the sea water district, and the lower part is the fresh water district, the sea water district adopts connecting pipe one to be linked together with two-way pressure boost desalination subassembly, the fresh water district adopts connecting pipe two to be linked together with the fresh water bucket, still be provided with the delivery pump on the connecting pipe two.
Further, preferably, a first sewage draining pipe is inserted into the sea water area.
Further, as preferred, the bidirectional supercharging desalination component comprises a support grid, an upper hydraulic cylinder, a lower hydraulic cylinder and a temporary storage barrel, wherein the support grid is suspended in the temporary storage barrel and fixedly connected with the temporary storage barrel through a plurality of supports, the support grid is cylindrical, the interior of the support grid is of a cavity structure, the top of the temporary storage barrel is fixedly provided with the upper hydraulic cylinder, the movable end of the upper hydraulic cylinder slides into the temporary storage barrel and the support grid, the end part of the upper hydraulic cylinder is fixedly provided with a first pressure plate, the bottom of the temporary storage barrel is fixedly provided with the lower hydraulic cylinder, the movable end of the lower hydraulic cylinder slides into the temporary storage barrel and the support grid, the end part of the temporary storage barrel is fixedly provided with a second pressure plate, a pressure cavity is formed between the first pressure plate and the second pressure plate, the upper hydraulic cylinder and the lower hydraulic cylinder are uniformly controlled by the same pump station, and a second blow-off pipe is inserted into the support grid, and the second sewage discharge pipe extends out of the temporary storage barrel.
Preferably, a reverse osmosis membrane ii is attached to an inner wall of the support grid.
Further, as preferred, the one end that spontaneous processing storehouse was kept away from to connecting pipe one is passed and is kept in the bucket and stretch into the pressurization chamber, be provided with check valve one on the connecting pipe one, the direction that can pass of check valve one is from the top down, connecting pipe three stretches out from the bottom of the bucket of keeping in, is provided with check valve two on the connecting pipe three, but the direction that can pass of check valve two is from making progress, still is provided with the delivery pump on the connecting pipe three.
Further, as preferred, still include control panel, control panel is continuous with water pump and delivery pump electrical property respectively.
Compared with the prior art, the invention has the beneficial effects that:
the device is provided with the filter element, wherein the filter screen layer, the active carbon layer and the water purification cotton layer can effectively filter impurities in the seawater, so that the quality of the fresh water is improved, and the two filter barrels are arranged in the device, so that the filter element can be cleaned or replaced without stopping the machine, and the working efficiency is improved; when this device adopts two-way pressure boost desalination subassembly to desalt the sea water, the sea water passes reverse osmosis membrane two, passes four membrane faces promptly and desalts, and traditional reverse osmosis membrane method, its efficiency is higher to adopt pressure boost board one and pressure boost board two to carry out the pressure boost and filter, realize high-efficient fresh water that filters, in addition, still can only drive pressure boost board one or pressure boost board two according to the work needs and carry out work, and is nimble changeable.
Drawings
FIG. 1 is a schematic structural diagram of a seawater desalination and permeation device;
FIG. 2 is a schematic structural view of a bidirectional pressurizing desalination module of a seawater desalination infiltration apparatus;
FIG. 3 is a schematic structural view of a filtering barrel of the seawater desalination and permeation device;
in the figure: 1. a seawater inlet pipe; 2. a water pump; 3. a water outlet main pipe; 4. dividing a pipe into a first pipe; 5. dividing a pipe into two pipes; 6. a filter vat; 7. a purified water outlet pipe; 8. a header; 9. a spontaneous processing bin; 10. a first connecting pipe; 11. a pressurization cavity; 12. a second connecting pipe; 13. a third connecting pipe; 14. a fresh water barrel; 15. a first sewage discharge pipe; 16. a reverse osmosis membrane I; 17. a support grid; 18. a reverse osmosis membrane II; 19. an upper hydraulic cylinder; 20. a first pressurizing plate; 21. a lower hydraulic cylinder; 22. a second pressure increasing plate;
23. a second sewage discharge pipe; 24. a temporary storage barrel; 25. a screen layer; 26. an activated carbon layer; 27. a purified water cotton layer; 28. a seal ring; 29. a threaded seat; 30. a screw head; 31. a one-way valve I; 32. and a second one-way valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a sea water desalination penetrant unit, its includes pretreatment module, spontaneous desalination subassembly and two-way pressure boost desalination subassembly, the pretreatment module is used for the impurity of prefiltration sea water, the pretreatment module adopts header 8 to be linked together with spontaneous desalination subassembly, spontaneous desalination subassembly utilizes the reverse osmosis pressure difference that water pressure formed, spontaneous desalination sea water, sea water in the spontaneous desalination subassembly adopts connecting pipe one 10 to be linked together with two-way pressure boost desalination subassembly, fresh water in the spontaneous desalination subassembly adopts connecting pipe two 12 to be linked together with fresh water bucket 14, two-way pressure boost desalination subassembly adopts the mode of hydraulic pressure boost to provide osmotic power for the desalination sea water, and fresh water after the desalination enters into fresh water bucket 14 through connecting pipe three 13.
In this embodiment, the pretreatment module adopts the water pump 2 to continuously provide water source for it, the pretreatment module includes two filter vats 6 and the filter piece that sets up in filter vat 6, the water inlet end intercommunication of water pump 2 has sea water inlet tube 1, the water outlet end intercommunication of water pump 2 has water outlet main 3, the other end of water outlet main 3 connects in parallel has branch pipe one 4 and branch pipe two 5, branch pipe one 4 is linked together with the water inlet end of one of filter vats 6, branch pipe two 5 is linked together with the water inlet end of another filter vat 6, two filter vats 6 all adopt water purification outlet pipe 7 to be linked together with collection pipe 8, all be provided with the valve on branch pipe one 4 and the branch pipe two 5, can provide the water purification in the collection pipe 8 respectively.
In this embodiment, the position of the water outlet end of the water outlet main pipe 3 close to the water pump 2 is provided with a first hydraulic pressure meter, the position of the water outlet main pipe 3 close to the second water distribution pipe 5 is provided with a second hydraulic pressure meter, and the use condition of the filtering element is detected by setting the first hydraulic pressure meter and the second hydraulic pressure meter, that is, under the normal use condition, when the pressure values measured by the first hydraulic pressure meter and the second hydraulic pressure meter both exceed the standard value, the use condition of the filtering element in the filtering barrel 6 connected with the second branch pipe 5 needs to be mainly concerned, the pressure value measured by the first hydraulic pressure meter exceeds the standard value, and when the pressure value measured by the second hydraulic pressure meter is in the normal range, the use condition of the filtering element in the filtering barrel 6 connected with the first branch pipe 4 needs to be.
In this embodiment, the filter element includes a sealing ring 28 and a screw head 30, the screw head 30 is half embedded in the inner wall of the sealing ring 28, the screw head 30 is of an annular structure, the filter screen layer 25, the activated carbon layer 26 and the purified water cotton layer 27 are sequentially embedded in the sealing ring 28 from top to bottom, the screw head 30 is in threaded connection with a screw seat 29, the screw seat 29 is fixed on the inner wall of the filter vat 6, it should be noted that the filter vat 6 includes a vat body and a sealing cover, and the sealing cover is detachably and hermetically arranged on the vat body so as to replace or clean the filter element.
In this embodiment, spontaneous desalination subassembly includes spontaneous processing storehouse 9, spontaneous processing storehouse 9's middle part is provided with reverse osmosis membrane 16 to separate into two upper and lower parts with spontaneous processing storehouse 9, wherein the upper portion is the sea water district, and the lower part is the fresh water district, the sea water district adopts connecting pipe 10 to be linked together with two-way pressure boost desalination subassembly, the fresh water district adopts connecting pipe two 12 and fresh water bucket 14 to be linked together, still be provided with the delivery pump on the connecting pipe two 12.
In this embodiment, a first sewage draining pipe 15 is inserted into the sea water area.
In this embodiment, the bidirectional pressurizing desalination assembly comprises a support grid 17, an upper hydraulic cylinder 19, a lower hydraulic cylinder 21 and a temporary storage barrel 24, wherein the support grid 17 is suspended inside the temporary storage barrel 24, the support grid 17 is fixedly connected with the temporary storage barrel 24 by a plurality of supports, the support grid 17 is cylindrical, the interior of the support grid is of a cavity structure, the upper hydraulic cylinder 19 is fixed at the top of the temporary storage barrel 24, the movable end of the upper hydraulic cylinder 19 slides into the temporary storage barrel 24 and the support grid 17, a first pressurizing plate 20 is fixed at the end of the upper hydraulic cylinder, the lower hydraulic cylinder 21 is fixed at the bottom of the temporary storage barrel 24, the movable end of the lower hydraulic cylinder 21 slides into the temporary storage barrel 24 and the support grid 17, a second pressurizing plate 22 is fixed at the end of the lower hydraulic cylinder, a pressurizing cavity 11 is formed between the first pressurizing plate 20 and the second pressurizing plate 22, the upper hydraulic cylinder 19 and the lower hydraulic cylinder 21 are uniformly controlled by the same pumping station, a second sewage discharge pipe 23 is also inserted into the supporting grid 17, and the second sewage discharge pipe 23 extends out of the temporary storage barrel 24.
In this embodiment, a reverse osmosis membrane two 18 is attached to the inner wall of the supporting grid 17.
In this embodiment, the one end that spontaneous processing storehouse 9 was kept away from to connecting pipe 10 passes and temporarily stores bucket 24 and stretches into pressurization chamber 11, be provided with check valve 31 on the connecting pipe 10, the direction that can pass of check valve 31 is from the top down, connecting pipe three 13 stretches out from the bottom of temporarily storing bucket 24, is provided with check valve two 32 on the connecting pipe three 13, but the direction that can pass of check valve two 32 is from bottom up, still is provided with the delivery pump on the connecting pipe three 13.
When the bidirectional pressurizing desalination assembly is used for desalinating seawater, as shown in fig. 2, the first pressurizing plate 20 and the second pressurizing plate 22 are far away from each other, the pumping station controls the upper hydraulic cylinder 19 and the lower hydraulic cylinder 21 to act respectively, so that the first pressurizing plate 20 and the second pressurizing plate 22 are controlled to move close to each other, and the pressure in the pressurizing cavity 11 is increased, so that fresh water falls on the bottom of the temporary storage barrel 24 through the second reverse osmosis membrane 18 and enters the fresh water barrel 14 through the third connecting pipe 13, at the moment, along with the reduction of water in the temporary storage barrel 24, the internal pressure of the temporary storage barrel 24 is reduced, water in a seawater area can enter the pressurizing cavity for supplementation, and then the pumping station controls the upper hydraulic cylinder 19 and the lower hydraulic cylinder 21 to perform the next action respectively, so that the first pressurizing plate 20 and the second pressurizing plate 22 are controlled to move away from each other, and seawater in the seawater area is smoothly conveyed to the pressurizing cavity, waiting for the next pressurizing desalination treatment, and in addition, only driving the first pressurizing plate or the second pressurizing plate to work according to the working requirement.
In this embodiment, still include control panel, control panel is continuous with water pump 2 and delivery pump electrical property respectively.
In specific implementation, the seawater is conveyed into the filter barrel 6 through the water pump 2, the seawater enters the spontaneous treatment bin 9 for desalination through filtration of the filter piece, wherein the fresh water area is communicated with the fresh water barrel 14 through the connecting pipe II 12 and is conveyed through the conveying pump, the seawater area is communicated with the bidirectional pressurizing desalination assembly through the connecting pipe I10 and is desalinated through the bidirectional pressurizing desalination assembly, and the desalinated water enters the fresh water barrel 14 through the connecting pipe III 13.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a sea water desalination penetrant unit, its includes pretreatment module, spontaneous desalination subassembly and two-way pressure boost desalination subassembly, its characterized in that, pretreatment module is used for the impurity of prefiltration sea water, pretreatment module adopts header pipe (8) to be linked together with spontaneous desalination subassembly, spontaneous desalination subassembly utilizes the reverse osmosis pressure difference that water pressure formed, spontaneous desalination sea water, sea water in the spontaneous desalination subassembly adopts connecting pipe one (10) to be linked together with two-way pressure boost desalination subassembly, fresh water in the spontaneous desalination subassembly adopts connecting pipe two (12) to be linked together with fresh water bucket (14), two-way pressure boost desalination subassembly adopts the mode of hydraulic pressure boost to provide osmotic power for the desalination sea water, and the fresh water after the desalination enters into fresh water bucket (14) through connecting pipe three (13).
2. The seawater desalination and permeation device as claimed in claim 1, wherein the pretreatment module continuously supplies water to the pretreatment module by using a water pump (2), the pretreatment module comprises two filter drums (6) and filter elements arranged in the filter drums (6), a water inlet end of the water pump (2) is communicated with a seawater inlet pipe (1), a water outlet end of the water pump (2) is communicated with a water outlet main pipe (3), the other end of the water outlet main pipe (3) is connected in parallel with a branch pipe I (4) and a branch pipe II (5), the branch pipe I (4) is communicated with a water inlet end of one of the filter drums (6), the branch pipe II (5) is communicated with a water inlet end of the other filter drum (6), and both of the filter drums (6) are communicated with a collecting pipe (8) by using a purified water outlet pipe (7).
3. The seawater desalination and permeation device according to claim 2, wherein a first hydraulic gauge is arranged on the water outlet main pipe (3) near the water outlet end of the water pump (2), and a second hydraulic gauge is arranged on the water outlet main pipe (3) near the water distribution pipe II (5).
4. The seawater desalination penetration device according to claim 2, wherein the filter element comprises a sealing ring (28) and a threaded head (30), the threaded head (30) is half embedded in the inner wall of the sealing ring (28), the threaded head (30) is of an annular structure, a filter screen layer (25), an activated carbon layer (26) and a purified water cotton layer (27) are sequentially embedded in the sealing ring (28) from top to bottom, the threaded head (30) is in threaded connection with a threaded seat (29), and the threaded seat (29) is fixed on the inner wall of the filter barrel (6).
5. The seawater desalination and permeation device as claimed in claim 1, wherein the spontaneous desalination component comprises a spontaneous treatment bin (9), a first reverse osmosis membrane (16) is arranged in the middle of the spontaneous treatment bin (9) so as to divide the spontaneous treatment bin (9) into an upper part and a lower part, wherein the upper part is a seawater area, the lower part is a fresh water area, the seawater area is communicated with the bidirectional pressurizing desalination component through a first connecting pipe (10), the fresh water area is communicated with a fresh water barrel (14) through a second connecting pipe (12), and a delivery pump is further arranged on the second connecting pipe (12).
6. The seawater desalination penetration unit of claim 5, wherein a first sewage draining pipe (15) is inserted into the seawater area.
7. The seawater desalination and permeation device according to claim 1, wherein the bidirectional pressurizing and desalting assembly comprises a supporting grid (17), an upper hydraulic cylinder (19), a lower hydraulic cylinder (21) and a temporary storage barrel (24), wherein the supporting grid (17) is suspended inside the temporary storage barrel (24), the supporting grid (17) is fixedly connected with the temporary storage barrel (24) by a plurality of supports, the supporting grid (17) is cylindrical, the interior of the supporting grid (17) is of a cavity structure, the top of the temporary storage barrel (24) is fixed with the upper hydraulic cylinder (19), the movable end of the upper hydraulic cylinder (19) is slidably inserted into the temporary storage barrel (24) and the supporting grid (17), and the end part of the upper hydraulic cylinder is fixed with a pressurizing plate I (20), the bottom of the temporary storage barrel (24) is fixed with the lower hydraulic cylinder (21), and the movable end of the lower hydraulic cylinder (21) is slidably inserted into the temporary storage barrel (24) and the supporting grid (17), and a second pressure increasing plate (22) is fixed at the end part of the first pressure increasing plate, a pressure cavity (11) is formed between the first pressure increasing plate (20) and the second pressure increasing plate (22), the upper hydraulic cylinder (19) and the lower hydraulic cylinder (21) are uniformly controlled by the same pump station, a second drain pipe (23) is inserted into the support grid (17), and the second drain pipe (23) extends out of the temporary storage barrel (24).
8. The desalination infiltration unit of claim 7, wherein the inner wall of the supporting grid (17) is attached with a reverse osmosis membrane II (18).
9. The seawater desalination and permeation device as claimed in claim 5, wherein one end of the first connecting pipe (10), which is far away from the spontaneous treatment bin (9), penetrates through the temporary storage barrel (24) and extends into the pressurization cavity (11), a first check valve (31) is arranged on the first connecting pipe (10), the passable direction of the first check valve (31) is from top to bottom, a third connecting pipe (13) extends from the bottom of the temporary storage barrel (24), a second check valve (32) is arranged on the third connecting pipe (13), the passable direction of the second check valve (32) is from bottom to top, and a delivery pump is further arranged on the third connecting pipe (13).
10. The seawater desalination penetration plant of claim 1, further comprising a control panel, wherein the control panel is electrically connected with the water pump (2) and the delivery pump respectively.
CN202010122101.1A 2020-02-26 2020-02-26 Seawater desalination and permeation device Withdrawn CN111204892A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116282377A (en) * 2023-02-28 2023-06-23 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) Multistage tandem reverse osmosis membrane group high-salt wastewater concentration system

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Application publication date: 20200529