CN207175516U - Hypergravity vacuum-evaporated film distillation seawater desalinating device - Google Patents
Hypergravity vacuum-evaporated film distillation seawater desalinating device Download PDFInfo
- Publication number
- CN207175516U CN207175516U CN201721112518.XU CN201721112518U CN207175516U CN 207175516 U CN207175516 U CN 207175516U CN 201721112518 U CN201721112518 U CN 201721112518U CN 207175516 U CN207175516 U CN 207175516U
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- Prior art keywords
- hypergravity
- collecting tray
- water
- sections
- hydrophobic membrane
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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
-
- 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
-
- 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
- Y02A20/138—Water desalination using renewable energy
- Y02A20/141—Wind power
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Hypergravity vacuum-evaporated film distillation seawater desalinating device is the utility model is related to, including：Low-pressure chamber, hypergravity are evaporated in vacuo room, hydrophobic membrane module and vavuum pump.Pre- hot sea water is passed through the hydrophobic membrane module for being installed on hypergravity vacuum evaporation interior after reaching design temperature；Start vavuum pump and hypergravity is evaporated in vacuo room, obtain required vacuum (low pressure) environment；The vapour transmission fenestra that seawater is volatilized when passing through hydrophobic membrane, into hypergravity vacuum area, fresh water is obtained with the direct condensation by contact in fresh water interface of hypergravity vacuum area, via the fresh water flow export discharger on hypergravity vacuum evaporation room overfall, low-pressure chamber；Unevaporated concentrated water continues to flow in hydrophobic membrane, via concentrated water catch tray, concentrated water drainpipe discharger.Hypergravity vacuum-evaporated film distillation seawater desalinating device of the present utility model, simple in construction, vavuum pump load is low, without adding chemical reagent, energy-conserving and environment-protective, is driven suitable for renewable mechanical energy of cleaning such as wind energy, water energy.
Description
Technical field
Desalinization and sewage purification field are the utility model is related to, specifically, the utility model is related to a kind of overweight
Power vacuum-evaporated film distillation seawater desalinating device.
Background technology
Mainly there are the way of distillation and embrane method using more extensive method to desalinization in the world at present.The way of distillation includes more
Level flash distillation, low temperature multiple-effect distillation, membrane distillation etc., advantage are simple in construction, are easily operated etc., but distinct methods exist again it is many not
Same shortcoming, as heat transfer coefficient is low, and required heat transfer area is more, efficiency of utilization is low, device structure is complicated etc..Embrane method, which has, takes up an area
The advantages of area is small, effluent quality is good, cost of labor is low, but shortcoming is that under pressure, film can be contaminated, meeting fracture of wire, must
Inspection must be periodically cleaned, and easily causes secondary pollution.
Vacuum distillation technique produces vacuum environment using vavuum pump auxiliary, realizes normal-temperature seawater desalinating, but vavuum pump is electric
Consumption is high, and system sealing is more difficult.It is true that the natural gravity way of distillation make use of the natural method of seawater gravity and atmospheric pressure to produce
Sky, not only reduce maintain vacuum needed for electric energy, and save evaporation after concentrated seawater discharge needed for a large amount of pump works, consumed
Energy is far below traditional approach, and improves the comprehensive utilization ratio of the energy, but its shortcoming is that equipment volume is excessively huge, high
Degree is inconvenient more than 10m, equipment installation maintenance and operation.
The vacuum distillation desalination technology that hypergravity vacuum is formed using rotation was proposed in recent years, was driven using mechanical energy
Dynamic hypergravity is evaporated in vacuo room rotary desalinates into vacuum environment auxiliary seawater normal temperature, compact-sized although simple with technique,
Small volume, equipment corrosion is few, the advantages that reducing vavuum pump energy consumption, but shortcoming is between short drop staying-time, fresh water and concentrated water
The problems such as easily producing mixing.
Hypergravity vacuum membrane distillation desalination process is evaporated in vacuo interior in hypergravity and not only may be used using film distillation technology
Conversion and the separative efficiency of seawater-fresh water are improved, the advantages of can also retaining hypergravity vacuum evaporation technique, simplifies hypergravity vacuum
The internal structure of vaporization chamber.
Utility model content
The purpose of this utility model is to provide a kind of new hypergravity vacuum-evaporated film distillation seawater desalinating device, and it is utilized
Vavuum pump, hypergravity are evaporated in vacuo room, Low Temperature Thermal method desalinization is realized in hydrophobic membrane module triplicity.Hypergravity is evaporated in vacuo
Room can reduce the load and pumpdown time, saving energy consumption of vavuum pump；Hydrophobic membrane module has separative efficiency height, seawater-fresh water
The advantages that isolation effect is good.
In order to realize the purpose of this utility model, the utility model provides hypergravity and is evaporated in vacuo film distilling seawater desalination dress
Put, including：Low-pressure chamber, hypergravity are evaporated in vacuo room, hydrophobic membrane module and vavuum pump,
The low-pressure chamber includes housing, and the housing side is provided with water outlet, opened at the upper surface center of the housing
Kong Bingyu is designed to that the stationary outer tube Ι sections of barrel forms and stationary inner pipe Ι sections are welded and fixed；The internal face of the housing is provided with and led
Flow, the edge of the housing are provided with bleeding point, and the bleeding point is evacuated auxiliary by vavuum pump and realizes hypergravity operating mode；
The hypergravity, which is evaporated in vacuo room, includes outer barrel and inner cylinder, and the outer barrel and the inner cylinder cooperate light to be formed
Water overfall, the outer barrel is fixedly connected with rotating shaft and constant angular velocity rotation, and being evaporated in vacuo indoor location in the hypergravity has
Hydrophobic membrane module；
The hydrophobic membrane module includes the upper water-collecting tray connected by support frame Ι sections and lower water-collecting tray, the upper water-collecting tray
Hollow fiber hydrophobic membrane silk is provided between the lower water-collecting tray；Being catchmented on described sets baffle plate to be classified as two at disk center
Individual part is simultaneously connected with spun outer tube Π sections and rotating inner tube Π sections respectively, and the bottom of the lower water-collecting tray and the outer barrel passes through
Support frame Π sections are fixed.
Preferably, it is evaporated in vacuo in the hypergravity in room, the outer barrel is cylindrical type with the inner cylinder, and described interior
0.9 times of the diameter of a diameter of outer barrel of cylinder.
Preferably, in the hydrophobic membrane module, hollow fibre is also set up between the upper water-collecting tray and the lower water-collecting tray
Tie up hydrophobic membrane and flat hydrophobic membrane.
Preferably, the lower shoe of the upper water-collecting tray of the hydrophobic membrane module and the upper plate of the lower water-collecting tray are symmetrical
The hole for setting radius to be 2-4mm, pacifies on described between the symmetrical hole of upper plate of the lower shoe of water-collecting tray and the lower water-collecting tray
Fill hollow fiber hydrophobic membrane silk.
Preferably, the lower shoe of the upper plate of the upper water-collecting tray of the hydrophobic membrane module and the lower water-collecting tray is symmetrical arranged
Radius is 4-8mm, the hole heart away from the air-vent for 8-15mm, in the inner side fixed flat planar formula hydrophobic membrane of the air-vent, and in institute
State water-collecting tray fixation flat hydrophobic membrane set two holes respectively with the spun outer tube Π sections, the rotating inner tube Π sections
Connection, aperture are identical with corresponding pipeline internal diameter.
Preferably, in addition to：It is designed to the outer tube and inner tube of barrel forms, inlet duct of the outer tube as seawater,
Outlet conduit of the said inner tube as concentrated seawater,
The outer tube includes the stationary outer tube Ι sections and spun outer tube Π sections connected by outer tubular rotary joint,
Said inner tube includes the stationary inner pipe Ι sections and rotating inner tube Π sections connected by interior tubular rotary joint,
The vertical spacing of the outer tubular rotary joint and said inner tube swivel joint is 5-10cm,
It is before the hypergravity is evaporated in vacuo room rotation, the outer tube inlet duct and said inner tube outlet conduit is equal
Full of seawater, fluid-tight is formed, sealing is collectively formed with swivel joint.
Device of the present utility model can not only improve the efficiency and water quality of desalinization, and can simplify hypergravity vacuum
The internal structure of sea water desalinating unit.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the hydrophobic membrane module of the utility model；
Fig. 3 is the structural representation of the water-collecting tray up and down of the hydrophobic membrane module of the utility model；
Fig. 4 is the upper plate of disk and bottom plate structure schematic diagram on the hydrophobic membrane module of the utility model；
Fig. 5 is the upper plate and bottom plate structure schematic diagram of the hydrophobic membrane module lower disc of the utility model；
Fig. 6 is the structural representation of the utility model seawater inlet and outlet pipeline.
In figure：1st, rotating shaft；2nd, low-pressure chamber；3rd, outer barrel；4th, flow deflector；5th, water outlet；6th, fresh water overfall；7th, inner cylinder；
8th, stationary inner pipe Ι sections；9th, stationary outer tube Ι sections；10th, interior tubular rotary joint；11st, outer tubular rotary joint；12nd, rotating inner tube Π sections；
13rd, spun outer tube Π sections；14th, upper water-collecting tray upper plate；15th, upper water-collecting tray lower shoe；16th, upper water-collecting tray；17th, hydrophobic membrane group
Part；18th, support frame Ι sections；19th, lower water-collecting tray upper plate；20th, lower water-collecting tray lower shoe；21st, lower water-collecting tray；22nd, support frame Π
Section；23rd, bleeding point；24th, vavuum pump；25th, hypergravity is evaporated in vacuo room.
Embodiment
Following examples are used to illustrate the utility model, but are not limited to the scope of the utility model.
The technical solution adopted in the utility model is：Carried out using hypergravity vacuum-evaporated film distillation seawater desalinating device
Desalinization, comprise the technical steps that：Pre- hot sea water reach be passed through after design temperature be installed on hypergravity be evaporated in vacuo it is indoor
Hydrophobic membrane module, the vapour transmission fenestra to be volatilized when passing through hydrophobic membrane is true with hypergravity into hypergravity vacuum area
The direct condensation by contact in fresh water interface of dummy section obtains fresh water；Vavuum pump pumping auxiliary hypergravity operating mode is realized；Hypergravity operating mode
Obtained by the rotation of rotating shaft；Hydrophobic membrane module can not only extend seawater residence time, Er Qieneng in hypergravity vaporization chamber
Improve the efficiency of desalinization and the water quality of water outlet；Technical process can be by electrical energy drive, it is possible to use wind energy, water energy etc. are renewable
Source of mechanical energy.
Therefore, the utility model provides hypergravity vacuum-evaporated film distillation seawater desalinating device, including：It is low-pressure chamber 2, overweight
Power is evaporated in vacuo room 25, hydrophobic membrane module 17 and vavuum pump 24,
The low-pressure chamber 2 includes housing, and the housing side is provided with water outlet 5, at the upper surface center of the housing
Perforate is simultaneously welded and fixed with the stationary outer tube Ι sections 9 and stationary inner pipe Ι sections 8 for being designed to barrel forms；The internal face of the housing is set
There is flow deflector 4, the edge of the housing is provided with bleeding point 23, and the bleeding point 23 is evacuated auxiliary and realized by vavuum pump 24 to be surpassed
Gravity operating mode；
The hypergravity, which is evaporated in vacuo room 25, includes outer barrel 3 and inner cylinder 7, the outer barrel 3 and the inner cylinder 7 cooperate with
Fresh water overfall 6 is formed, the outer barrel 3 is fixedly connected with rotating shaft 1 and constant angular velocity rotation, and room is evaporated in vacuo in the hypergravity
Hydrophobic membrane module 17 is installed in 25；
The hydrophobic membrane module 17 includes the upper water-collecting tray 16 connected by support frame Ι sections 18 and lower water-collecting tray 21, described
Hollow fiber hydrophobic membrane silk is provided between upper water-collecting tray 16 and the lower water-collecting tray 21；Set at the center of upper water-collecting tray 16
Baffle plate is classified as two parts and is connected respectively with spun outer tube Π sections 13 and rotating inner tube Π sections 12, the lower water-collecting tray 21
Fixed with the bottom of the outer barrel 3 by support frame Π sections 22.
It is evaporated in vacuo in the hypergravity in room 25, the outer barrel 3 and the inner cylinder 7 are cylindrical type, and the inner cylinder 7
0.9 times of diameter of a diameter of outer barrel 3.
In the hydrophobic membrane module 17, doughnut is also set up between the upper water-collecting tray 16 and the lower water-collecting tray 21
Hydrophobic membrane and flat hydrophobic membrane.
The lower shoe 15 of the upper water-collecting tray 16 and the upper plate 19 of the lower water-collecting tray 21 of the hydrophobic membrane module 17
The hole that radius is 3mm is symmetrical arranged, the upper plate 19 of the lower shoe 15 of water-collecting tray 16 and the lower water-collecting tray 21 is right on described
Hollow fiber hydrophobic membrane silk is installed between the hole of title.
The lower shoe 20 of the upper plate 14 of the upper water-collecting tray 16 of the hydrophobic membrane module 17 and the lower water-collecting tray 21 is symmetrical
Set radius be 6mm, the hole heart away from the air-vent for 11mm, in the inner side fixed flat planar formula hydrophobic membrane of the air-vent, and in institute
State water-collecting tray 16 fixation flat hydrophobic membrane set two holes respectively with the spun outer tube Π sections 13, the rotating inner tube
Π sections 12 connect, and aperture is identical with corresponding pipeline internal diameter.
Also include：It is designed to the outer tube and inner tube of barrel forms, inlet duct of the outer tube as seawater, said inner tube
As the outlet conduit of concentrated seawater, the outer tube includes the stationary outer tube Ι sections 9 connected by outer tubular rotary joint 11 and rotation is outer
Pipe Π sections 13, said inner tube include the stationary inner pipe Ι sections 8 and rotating inner tube Π sections 12 connected by interior tubular rotary joint 10, institute
The vertical spacing for stating outer tubular rotary joint 11 and said inner tube swivel joint 10 is 7cm, and room 25 is evaporated in vacuo in the hypergravity
Before rotation, the outer tube inlet duct and said inner tube outlet conduit are each filled with seawater, fluid-tight is formed, is total to swivel joint
Sealed with forming.
Desalting process is as follows：Hypergravity vacuum evaporation room 25 is full of fresh water first, by stationary outer tube Ι sections 9, rotation
Outer tube Π sections 13, stationary inner pipe Ι sections 8, rotating inner tube Π sections 12 form fluid-tight full of seawater, recycle the pumping of vavuum pump 24 to make low
Gas pressure intensity drops to the value of setting in pressure chamber 2；Then start rotating shaft 1, drive the inner cylinder 7 of integrally connected, outer barrel 3 to rotate, transport
The hypergravity that inner/outer tube forms after row is stable is evaporated in vacuo the central area of room 25 and vacuum (low pressure) anhydrous domains, as seawater occurs
Region is evaporated in vacuo, pre-warmed seawater is entered after design temperature is reached by stationary outer tube Ι sections 9, spun outer tube Π sections 13
The hydrophobic membrane module 17 in room 25 is evaporated in vacuo installed in hypergravity, seawater is flat hydrophobic inside by upper water-collecting tray 16
Aperture through the upper lower shoe 15 of water-collecting tray 16 after film enters hollow fiber hydrophobic membrane, and then enters inside lower water-collecting tray 21
Flat hydrophobic membrane, then flows back into hollow fiber hydrophobic membrane again, again passes by flat hydrophobic inside water-collecting tray 16
Film, caused steam to flowing at the outer rim fresh water of outer barrel 3, are evaporated and are condensed into fresh water in the presence of the temperature difference, after through overflowing
Head piece 6 simultaneously finally flows to outside in the presence of flow deflector 4 by water outlet 5, and unevaporated concentrated seawater then passes through stationary inner pipe Ι
Section 8, rotating inner tube Π sections 12 discharge hypergravity and are evaporated in vacuo room；Vacuum environment needed for evaporation of seawater and caused on-condensible gas by
The vavuum pump 24 aids in hypergravity operating mode to realize by bleeding point 23；Hypergravity operating mode is obtained by the rotation of rotating shaft 1.
By using identical principle, fading operations can be carried out using device of the present utility model.
Claims (6)
1. hypergravity vacuum-evaporated film distillation seawater desalinating device, it is characterised in that including：Low-pressure chamber (2), hypergravity vacuum are steamed
Room (25), hydrophobic membrane module (17) and vavuum pump (24) are sent out,
The low-pressure chamber (2) includes housing, and the housing side is provided with water outlet (5), at the upper surface center of the housing
Perforate is simultaneously welded and fixed with the stationary outer tube Ι sections (9) and stationary inner pipe Ι sections (8) for being designed to barrel forms；The inwall of the housing
Face is provided with flow deflector (4), and the edge of the housing is provided with bleeding point (23), and the bleeding point (23) is taken out by vavuum pump (24)
Gas auxiliary realizes hypergravity operating mode；
The hypergravity, which is evaporated in vacuo room (25), includes outer barrel (3) and inner cylinder (7), and the outer barrel (3) and the inner cylinder (7) are mutual
Coordinate to form fresh water overfall (6), the outer barrel (3) is fixedly connected with rotating shaft (1) and constant angular velocity rotation, described overweight
Power is evaporated in vacuo in room (25) and is provided with hydrophobic membrane module (17)；
The hydrophobic membrane module (17) includes the upper water-collecting tray (16) and lower water-collecting tray (21) connected by support frame Ι sections (18),
Hollow fiber hydrophobic membrane silk is provided between the upper water-collecting tray (16) and the lower water-collecting tray (21)；The upper water-collecting tray (16)
Baffle plate is set to be classified as two parts and be connected respectively with spun outer tube Π sections (13) and rotating inner tube Π sections (12) at center,
The lower water-collecting tray (21) and the bottom of the outer barrel (3) are fixed by support frame Π sections (22).
2. hypergravity vacuum-evaporated film distillation seawater desalinating device according to claim 1, it is characterised in that described super
In gravity vacuum vaporization chamber (25), the outer barrel (3) and the inner cylinder (7) are cylindrical type, and the inner cylinder (7) is a diameter of
0.9 times of the diameter of the outer barrel (3).
3. hypergravity vacuum-evaporated film distillation seawater desalinating device according to claim 1, it is characterised in that dredged described
In moisture film component (17), hollow fiber hydrophobic membrane peace is also set up between the upper water-collecting tray (16) and the lower water-collecting tray (21)
Board-like hydrophobic membrane.
4. hypergravity vacuum-evaporated film distillation seawater desalinating device according to claim 3, it is characterised in that described hydrophobic
The lower shoe (15) of the upper water-collecting tray (16) and the upper plate (19) of the lower water-collecting tray (21) of membrane module (17) are symmetrically set
Put the hole that radius is 2-4mm, the upper plate of the lower shoe (15) of water-collecting tray (16) and the lower water-collecting tray (21) on described
(19) hollow fiber hydrophobic membrane silk is installed between symmetrical hole.
5. hypergravity vacuum-evaporated film distillation seawater desalinating device according to claim 3, it is characterised in that described hydrophobic
The upper plate (14) of the upper water-collecting tray (16) of membrane module (17) and the lower shoe (20) of the lower water-collecting tray (21) are symmetrical arranged half
Footpath is 4-8mm, the hole heart away from the air-vent for 8-15mm, in the inner side fixed flat planar formula hydrophobic membrane of the air-vent, and described
The fixed flat hydrophobic membrane of upper water-collecting tray (16) set two holes respectively with the spun outer tube Π sections (13), the rotation
Pipe Π sections (12) connect, and aperture is identical with corresponding pipeline internal diameter.
6. hypergravity vacuum-evaporated film distillation seawater desalinating device according to claim 1, it is characterised in that also include：
The outer tube and inner tube of barrel forms, inlet duct of the outer tube as seawater are designed to, said inner tube goes out as concentrated seawater
Mouth pipeline,
The outer tube includes the stationary outer tube Ι sections (9) and spun outer tube Π sections (13) connected by outer tubular rotary joint (11),
Said inner tube includes the stationary inner pipe Ι sections (8) and rotating inner tube Π sections (12) connected by interior tubular rotary joint (10),
The vertical spacing of the outer tubular rotary joint (11) and said inner tube swivel joint (10) is 5-10cm,
It is before the hypergravity is evaporated in vacuo room (25) rotation, the outer tube inlet duct and said inner tube outlet conduit is equal
Full of seawater, fluid-tight is formed, sealing is collectively formed with swivel joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721112518.XU CN207175516U (en) | 2017-09-01 | 2017-09-01 | Hypergravity vacuum-evaporated film distillation seawater desalinating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721112518.XU CN207175516U (en) | 2017-09-01 | 2017-09-01 | Hypergravity vacuum-evaporated film distillation seawater desalinating device |
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| Publication Number | Publication Date |
|---|---|
| CN207175516U true CN207175516U (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721112518.XU Expired - Fee Related CN207175516U (en) | 2017-09-01 | 2017-09-01 | Hypergravity vacuum-evaporated film distillation seawater desalinating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113371955A (en) * | 2021-08-16 | 2021-09-10 | 浙江晟格生物科技有限公司 | Reverse osmosis concentrated water recycling treatment process for biosaccharide manufacturing industry |
-
2017
- 2017-09-01 CN CN201721112518.XU patent/CN207175516U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113371955A (en) * | 2021-08-16 | 2021-09-10 | 浙江晟格生物科技有限公司 | Reverse osmosis concentrated water recycling treatment process for biosaccharide manufacturing industry |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20180403 Termination date: 20200901 |