CN109179580A - Reverse osmosis membrane pump one desalinization unit - Google Patents
Reverse osmosis membrane pump one desalinization unit Download PDFInfo
- Publication number
- CN109179580A CN109179580A CN201811225768.3A CN201811225768A CN109179580A CN 109179580 A CN109179580 A CN 109179580A CN 201811225768 A CN201811225768 A CN 201811225768A CN 109179580 A CN109179580 A CN 109179580A
- Authority
- CN
- China
- Prior art keywords
- reverse osmosis
- dish structure
- whirlpool
- whirlpool dish
- ftercompction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 205
- 239000012528 membrane Substances 0.000 title claims abstract description 128
- 239000013535 sea water Substances 0.000 claims abstract description 114
- 230000001172 regenerating effect Effects 0.000 claims abstract description 56
- 239000013505 freshwater Substances 0.000 claims abstract description 17
- 150000003839 salts Chemical class 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000012267 brine Substances 0.000 claims abstract description 9
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims description 44
- 230000002093 peripheral effect Effects 0.000 claims description 26
- 238000004064 recycling Methods 0.000 claims description 24
- 230000008676 import Effects 0.000 claims description 20
- 238000010992 reflux Methods 0.000 claims description 20
- 238000005192 partition Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 3
- CUZMQPZYCDIHQL-VCTVXEGHSA-L calcium;(2s)-1-[(2s)-3-[(2r)-2-(cyclohexanecarbonylamino)propanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylate Chemical compound [Ca+2].N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1.N([C@H](C)C(=O)SC[C@@H](C)C(=O)N1[C@@H](CCC1)C([O-])=O)C(=O)C1CCCCC1 CUZMQPZYCDIHQL-VCTVXEGHSA-L 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 7
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 238000000746 purification Methods 0.000 description 6
- 238000010612 desalination reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000006837 decompression Effects 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000003204 osmotic effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- -1 salt Salt Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/06—Pressure conditions
- C02F2301/066—Overpressure, high pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/10—Energy recovery
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention provides a kind of reverse osmosis membrane pump one desalinization unit, including motor, reverse osmosis membrane group, seawater high-pressure pump and fresh water collecting pipeline, seawater high-pressure pump includes pump case, main shaft, it is pressurized whirlpool dish structure, ftercompction whirlpool dish structure and energy regenerating whirlpool dish structure, pressurization whirlpool dish structure is set as receiving original seawater and pressurize step by step under the driving of main shaft to it, to provide high pressure sea water to reverse osmosis membrane group, ftercompction whirlpool dish structure is set as that ftercompction can be carried out for reverse osmosis rear seawater, and it is supplied to next stage reverse osmosis membrane group, energy regenerating whirlpool dish structure is set as receiving the high-pressure thick salt from reverse osmosis membrane group, and by the pressure energy of high-pressure thick salt be main shaft kinetic energy and output low pressure strong brine.Set of the present invention pressurization, reverse osmosis, ftercompction, energy recovery function, reduce that energy consumption, more compact structure, occupied area are small, water outlet is high-efficient, fault point is few, are easy to overhaul and maintenance, reverse osmosis membrane group long service life.
Description
Technical field:
The present invention relates to fluid machinery field of engineering technology, more particularly to a kind of new structural reverse osmosis membrane pump one seawater are light
Change unit.
Background technique:
Currently, domestic almost all of desalination process is all occasionally to have novel reverse osmosis membrane using reverse osmosis membrane tandem working
Integrated purification system uses reverse osmosis membrane parallel operation.However, using which type of reverse osmosis cleaning equipment, be both needed to its into
Mouth one high-pressure pump of configuration, to provide the osmotic pressure demand of the reverse osmosis membrane in reverse osmosis cleaning equipment.But there is high-pressure pump
Many disadvantages of reverse osmosis cleaning equipment see below:
Old-fashioned reverse osmosis membrane tandem working configures high pressure pump technique: occupied space area is big, and capital expenditure is costly；Reverse osmosis membrane
Interior pressure is successively decreased step by step, and permeable membrane water yield successively decreases step by step, low separation efficiency；The utilization rate of reverse osmosis membrane differs, and uses the longevity
It orders different；These reverse osmosis membranes are all inlaid in same pillar, are unfavorable for monitoring and be overhauled.
Novel reverse osmosis membrane one purification system configures high pressure pump technique: although having two sets of supercharging impellers step by step, system
Interior pressure increases with the increase of osmotic pressure needed for reverse osmosis membrane, and reverse osmosis membrane water yield is almost consistent, and separative efficiency is high；
The utilization rate of reverse osmosis membrane is almost equal, and service life is consistent；Reverse osmosis membrane is respectively independent, is conducive to monitoring and maintenance,
But occupied space area is slightly larger；High-pressure pump and reverse osmosis membrane one purification system are provided with motor driven, and circuit connection is difficult
Degree increases, and adds somewhat to the automatic control difficulty of system；The presence of high-pressure pump increases the number of hidden failures point
Amount；High-pressure pump and the driving motor of reverse osmosis membrane one purification system are mutually indepedent, are unfavorable for the comprehensive utilization of the energy；Whole system
System is complicated, is unfavorable for overhauling and safeguard.
Summary of the invention
To overcome drawbacks described above, it is small and convenient for control and maintenance that the present invention provides a kind of simple and compact for structure, occupied area
The reverse osmosis membrane pump one desalinization unit of brand-new design will be advantageous.
Keynote idea of the invention be on the basis of existing novel reverse osmosis membrane one purification system by high-pressure pump and
Reverse osmosis membrane purification system optimizes combination, and two sets of equipment are combined into one, and provides a kind of reverse osmosis membrane pump one sea water desalination
Unit accomplishes membrane pump one truly.
For this purpose, the present invention provides a kind of reverse osmosis membrane pump one desalinization unit comprising
Motor；
Multi-stage reverse osmosis film group, every level-one reverse osmosis membrane group are arranged to carry out high pressure sea water reverse osmosis and export fresh water
With reverse osmosis rear seawater；
Seawater high-pressure pump comprising pump case, the main shaft being driven by motor, the multi-stage booster whirlpool disk knot successively installed through the main shaft
Structure, multistage ftercompction whirlpool dish structure and multilevel energy recycle whirlpool dish structure, wherein multi-stage booster whirlpool dish structure is arranged to receive
Pressurize original seawater step by step from external original seawater and under the driving of main shaft, thus the into multi-stage reverse osmosis film group
First-stage reverse osmosis film group provides high pressure sea water, and multistage ftercompction whirlpool dish structure is arranged under the driving of main shaft, every level-one ftercompction
Whirlpool dish structure can carry out ftercompction for the reverse osmosis rear seawater from corresponding first-stage reverse osmosis film group, and it is anti-to be supplied to next stage
Permeable membrane group, multilevel energy recycling whirlpool dish structure are arranged to receive reverse osmosis from the afterbody of multi-stage reverse osmosis film group
The high-pressure thick salt of film group, and can be the kinetic energy and output low pressure strong brine of main shaft by the pressure energy of high-pressure thick salt；
Fresh water collecting pipeline is connected with every level-one reverse osmosis membrane group to collect fresh water.
In the present invention, seawater high-pressure pump set pressurization, ftercompction, energy recovery function, reduces energy consumption, solves
It in the prior art must in addition configure high-pressure pump and the drawbacks of motor is respectively configured for reverse osmosis membrane assembly and high-pressure pump, make system
More compact structure, occupied area is smaller, and motor power utilization rate is high, and water outlet is high-efficient, and fault point is few, is easy to overhaul and safeguard,
And reverse osmosis membrane group is able to extend service life due to that can work under suitable pressure.
Further, multi-stage booster whirlpool dish structure is provided with original sea intake and high pressure sea water outlet；Every level-one ftercompction
Whirlpool dish structure all has delivery outlet after reverse osmosis refluxing opening and ftercompction；Multilevel energy recycling whirlpool dish structure is provided with for receiving height
Press the reverse osmosis recycling seawater discharge mouth to interface and for externally exporting low pressure strong brine of strong brine；Multi-stage reverse osmosis film group
Every level-one reverse osmosis membrane group be arranged to that high pressure sea water reverse osmosis can be carried out to appear fresh water, and there is film group entrance and film
Group outlet, wherein the film group entrance of the first order reverse osmosis membrane group in multi-stage reverse osmosis film group and multi-stage booster whirlpool dish structure
High pressure sea water outlet, the outlet of film group and the multilevel energy of afterbody reverse osmosis membrane group recycle the reverse osmosis right of whirlpool dish structure
Orifice, multi-stage reverse osmosis film group other film groups outlet respectively with corresponding reverse osmosis reflux in the dish structure of multistage ftercompction whirlpool
Mouth connection, other film group entrances are connected to delivery outlet after corresponding ftercompction in the dish structure of multistage ftercompction whirlpool respectively.
Further, the first order ftercompction whirlpool disk of the film group outlet of first order reverse osmosis membrane group and multistage ftercompction whirlpool dish structure
The reverse osmosis refluxing opening of structure is connected to, delivery outlet and the second of multi-stage reverse osmosis film group after the ftercompction of first order ftercompction whirlpool dish structure
The film group entrance connection of grade reverse osmosis membrane group, the film group outlet of second level reverse osmosis membrane group and the second of multistage ftercompction whirlpool dish structure
The reverse osmosis refluxing opening connection of grade ftercompction whirlpool dish structure, delivery outlet and multi-stage reverse osmosis after the ftercompction of second level ftercompction whirlpool dish structure
The film group entrance of the third level reverse osmosis membrane group of film group is connected to, and so on, until the afterbody of multistage ftercompction whirlpool dish structure
Delivery outlet is connected to the film group entrance of afterbody reverse osmosis membrane group after the ftercompction of ftercompction whirlpool dish structure.
Further, multi-stage booster whirlpool dish structure, multistage ftercompction whirlpool dish structure and multilevel energy recycling whirlpool dish structure is every
Level-one whirlpool dish structure all includes fixed scroll and engages and formed the movable orbiting scroll of enclosed volume with the fixed scroll, adjacent two-stage whirlpool disk knot
Structure is arranged to that fixed scroll and fixed scroll are installed back-to-back or movable orbiting scroll and movable orbiting scroll are installed back-to-back, and each movable orbiting scroll passes through partially
Spindle sleeve is installed on main shaft and equipped with anti-Self-rotation structure.
It is installed, can be made back-to-back by same kind whirlpool disk (i.e. fixed scroll and fixed scroll or movable orbiting scroll and movable orbiting scroll)
Obtaining the axial forces that every two groups dynamic fixed scrolls generate can mutually balance；Moreover, because the scroll wrap of whirlpool dish structure is all using spy
Different technique and the processing of special milling cutter can guarantee that running clearance is small, leakage is small, to guarantee higher compression ratio；Anti- rotation knot
The setting of structure makes it possible to prevent movable orbiting scroll rotation.
Again further, it is installed with valve plate between the fixed scroll and fixed scroll installed back-to-back, is being installed back-to-back
Movable orbiting scroll and movable orbiting scroll between be installed with cross ring seat, anti-Self-rotation structure is partition ring, the partition ring two sides respectively with cross
Ring seat and movable orbiting scroll are slidably connected.
Since fixed scroll is using arrangement back-to-back, and the opening of fixed scroll upper runner is usually in same position, so
The setting of valve plate can be used to change fluid flow direction, guarantee smooth outflow of the fluid between the dish structure of adjacent two-stage whirlpool.
Also and further, it in the dish structure of multi-stage booster whirlpool, is both provided in each fixed scroll and holds with corresponding closing
The center flow channels and the peripheral runner being connected with the periphery of the enclosed volume that long-pending center is connected, adjacent two-step supercharging whirlpool disk
The lowpressure stream being connected with the periphery runner of the fixed scroll is provided in the fixed scroll of the previous stage pressurization whirlpool dish structure of structure
Body import, rear stage, which is pressurized in the fixed scroll of whirlpool dish structure, is provided with high pressure fluid output, and multi-stage booster whirlpool dish structure
The first order is pressurized the low-pressure fluid import in the dish structure of whirlpool and constitutes original sea intake, and afterbody is pressurized the height in the dish structure of whirlpool
Fluid outlet is pressed to constitute the high pressure sea water outlet；Prime is provided on valve plate with runner and rear class with runner, prime flow
The peripheral runner phase in center flow channels and rear stage pressurization whirlpool dish structure that road is pressurized in the dish structure of whirlpool with the previous stage respectively
Connection, the center flow channels and the rear stage that rear class is pressurized in the dish structure of whirlpool with runner with the rear stage respectively are pressurized whirlpool dish structure
Fixed scroll on high pressure fluid output be connected；Be provided with conveying flow passage in cross ring seat, the conveying flow passage one end and this after
Level-one is pressurized the previous stage of the high pressure fluid output connection of whirlpool dish structure, the other end and next adjacent two-step supercharging whirlpool dish structure
The low-pressure fluid inlet communication being pressurized in the dish structure of whirlpool.
It is arranged by above structure, enables and be pressurized into the original seawater in the dish structure of multi-stage booster whirlpool from previous stage
Whirlpool dish structure can smoothly enter into rear stage pressurization whirlpool dish structure and be able to not stop to pressurize；Moreover, because being flowed using whirlpool dish structure
Body compression, the variation of compression chamber internal volume is continuous, thus driving moment variation is small, and changed power is small, to reduce fortune
Row vibration, reduces noise, improves operational reliability.
Again and further, multistage ftercompction whirlpool dish structure is installed in series, and is adjacent two-stage ftercompction whirlpool dish structure on valve plate
Every level-one ftercompction whirlpool dish structure be both provided with one and be all arranged in fixed scroll in the dish structure of every level-one ftercompction whirlpool with runner
The peripheral runner for having the center flow channels being connected with the center of corresponding enclosed volume and being connected with the periphery of the enclosed volume,
It is additionally provided in fixed scroll with the reverse osmosis refluxing opening of periphery runner connection and via corresponding logical with runner and the center
Delivery outlet after the ftercompction of road connection.
It is arranged by above structure, every level-one ftercompction whirlpool dish structure can press to supplement into the reverse osmosis rear seawater in it
Power；Moreover, because carry out fluid compression using whirlpool dish structure, the variation of compression chamber internal volume is continuous, thus driving moment
Change small, changed power is small, to reduce operational shock, reduces noise, improves operational reliability.
Separately again further, it in multilevel energy recycling whirlpool dish structure, is both provided in each fixed scroll and is sealed with corresponding
The peripheral runner for closing the center flow channels of the center connection of volume and being connected to the periphery of the enclosed volume, each adjacent two-stage energy
It is provided with high-pressure fluid import in the fixed scroll of the previous stage energy regenerating whirlpool dish structure of amount recycling whirlpool dish structure, multilevel energy returns
The high-pressure fluid import composition received in the fixed scroll of the first order whirlpool dish structure of whirlpool dish structure is reverse osmosis to interface, afterbody energy
Peripheral runner in the fixed scroll of amount recycling whirlpool dish structure is connected to recycling seawater discharge mouth；Prime flow is provided on valve plate
Road and rear class match runner, previous stage energy regenerating whirlpool disk of the prime with runner two-stage energy regenerating whirlpool adjacent with this dish structure respectively
High-pressure fluid import in structure is connected to center flow channels, and rear class is with runner respectively and in the previous stage energy regenerating whirlpool dish structure
The center flow channels of rear stage energy regenerating whirlpool dish structure of peripheral runner two-stage energy regenerating whirlpool dish structure adjacent with this be connected to；
It is provided with conveying flow passage in cross ring seat, which is connected to the peripheral runner of the rear stage energy whirlpool dish structure,
The high-pressure fluid import of the previous stage energy regenerating whirlpool dish structure of the other end and next adjacent two-stage energy regenerating whirlpool dish structure
Connection.
It is arranged by above structure, high-pressure thick salt is introduced into the enclosed volume of first order energy regenerating whirlpool dish structure
The heart, so that driving the movable orbiting scroll of first order energy regenerating whirlpool dish structure to rotate carries out first time decompression, then via first order energy
The periphery of the enclosed volume of amount recycling whirlpool dish structure is sent out, and the enclosed volume of second level energy regenerating whirlpool dish structure is subsequently entered
Center, to drive the movable orbiting scroll of second level energy regenerating whirlpool dish structure to rotate and carry out second of decompression, then via the second level
The periphery output of the enclosed volume of energy regenerating whirlpool dish structure, subsequently enters the enclosed volume of third level energy regenerating whirlpool dish structure
Center, and so on, carry out the decompression of grade grade, it is final to obtain low pressure strong brine.
Also further, above-mentioned reverse osmosis membrane pump one desalinization unit further includes balancing disk, which is arranged to
The eccentric structure opposite with excentric sleeve.
The setting of balancing disk can be used to balance the centrifugal intertia force of excentric sleeve generation.
Separately further, the both ends of main shaft are by bearing seat supports, in the first order of bearing block and multi-stage booster whirlpool dish structure
Be pressurized whirlpool dish structure between and bearing block and multilevel energy recycling whirlpool dish structure afterbody energy regenerating whirlpool dish structure it
Between be all installed with end cap, the first order is pressurized between the movable orbiting scroll and corresponding end cap in the dish structure of whirlpool and afterbody energy returns
It receives and is all installed with anti-Self-rotation structure between movable orbiting scroll and corresponding end cap in the dish structure of whirlpool.
On the one hand the seal protection to multistage whirlpool dish structure is played the role of in the setting of end cap, on the other hand play installation and be used for
The effect of the anti-Self-rotation structure of movable orbiting scroll.
Another again further anti-Self-rotation structure is partition ring, is both provided with cross circular slide way on movable orbiting scroll and end cap, this ten
Word ring is slidably connected to respectively in the cross circular slide way of movable orbiting scroll and the cross circular slide way of end cap in its two sides.
It is arranged by above structure, can makes movable orbiting scroll that can only run along fixation locus, be unable to rotation.
Still further, the series of multi-stage booster whirlpool dish structure input pressure as required for first order reverse osmosis membrane group
Size determines；Multilevel energy recycle whirlpool dish structure series by the size of the output pressure from afterbody reverse osmosis membrane group Lai
It determines.
For multi-stage booster whirlpool dish structure, operating pressure depends on load, that is, the pressure of multi-stage reverse osmosis mould group
Demand, but because the intensity of clearance requirement and material and the sealing requirements of mechanism that engage between pressurization whirlpool disk can all limit
Its upper limit of pressure pumped, so the upper pressure limit of pump can be improved by increasing the series of pressurization whirlpool dish structure；And it is right
Whirlpool dish structure is recycled in multilevel energy, can be come appropriate to increase or decrease energy according to the pressure of introduced high-pressure thick salt in it
The series for recycling whirlpool dish structure, increases the series of energy regenerating whirlpool dish structure if pressure height, and pressure is low, and reducing can energy
Recycle the series of whirlpool dish structure.
Further, every level-one reverse osmosis membrane group all includes pillar and the reverse osmosis membrane in pillar.
Further, reverse osmosis membrane pump one desalinization unit further includes mounting base, which includes pedestal and be located at
Bracket on pedestal, wherein above-mentioned every level-one reverse osmosis membrane group is all installed on the bracket.
Further, reverse osmosis membrane pump one desalinization unit further includes seawater connecting line, is installed in the seawater
Between high-pressure pump and the multi-stage reverse osmosis film group.
Further, reverse osmosis membrane pump one desalinization unit further includes the cartridge filter with original seawater inlet,
The cartridge filter is arranged to be filtered original seawater and be used for through the original sea intake to the seawater high pressure
Pump input seawater.
Also further, filter device is provided at original sea intake.
By the setting of filter device, larger particles impurity can be effectively prevented and enter in sea water desalination high-pressure pump and occur
Excessive wear to whirlpool dish structure.
By reference to the embodiments described below, above-mentioned these and other aspects of the invention will obtain more clear
It illustrates clearly.
Detailed description of the invention:
Structure of the invention and further objects and advantages will be better understood by description with reference to the accompanying drawing,
Wherein, identical reference marker identifies identical element:
Fig. 1 is the schematic isometric of the reverse osmosis membrane pump one desalinization unit of a specific embodiment according to the present invention
Figure；
Fig. 2 is the top view of reverse osmosis membrane pump one desalinization unit shown in Fig. 1；
Fig. 3 is the view that reverse osmosis membrane pump one desalinization unit is looked over along the direction S shown in Fig. 2；
Fig. 4 is the view that reverse osmosis membrane pump one desalinization unit is looked over along the direction T shown in Fig. 2；
Fig. 5 is the internal structure cross-sectional view of the seawater high-pressure pump of reverse osmosis membrane pump one desalinization unit shown in Fig. 1, in the figure
Reverse osmosis membrane group is also shown to clearly show that the relationship of reverse osmosis membrane group and seawater high-pressure pump；
Fig. 6 is the enlarged view of the multi-stage booster whirlpool dish structure of seawater high-pressure pump shown in Fig. 5；
Fig. 7 is the enlarged view of the multistage ftercompction whirlpool dish structure of seawater high-pressure pump shown in Fig. 5；
Fig. 8 is the enlarged view of the multilevel energy recycling whirlpool dish structure of seawater high-pressure pump shown in Fig. 5.
Specific embodiment:
A specific embodiment of the invention is described below in conjunction with attached drawing.It is to be understood, however, that implementation described herein
Mode is only typical example of the invention, can be presented as various forms.Therefore, the detail disclosed here not by
It is considered restrictive, and is merely possible to the basis of claim and as instructing those skilled in the art with reality
In any appropriate mode differently apply representative basis of the invention, including using various features described herein simultaneously
In conjunction with the feature that may do not disclose clearly here.
It should be noted that herein, for explaining the structure and/or movement of the various pieces of disclosed embodiment
Direction indicates that such as "upper", "lower", "left", "right", "front", "rear" etc. are not absolute, but opposite.When being taken off
When the various pieces of dew embodiment are located at position as shown in the figure, these expressions are suitable.If disclosed embodiment
Position or reference system change, these expressions will also change according to the position of disclosed embodiment or the change of reference system
Become.
As shown in Figures 1 to 4, the reverse osmosis membrane pump one desalinator for seawater of a specific embodiment according to the present invention
Group include motor 100, seawater high-pressure pump 200, multi-stage reverse osmosis film group 300, cartridge filter 400, seawater connecting line 600,
Fresh water collecting pipeline 700, mounting base 800.Every level-one reverse osmosis membrane group 300 is arranged to that high pressure sea water can be carried out reverse osmosis
And fresh water and reverse osmosis rear seawater are exported, every level-one reverse osmosis membrane group 300 is all including pillar 301 and in pillar 301
Reverse osmosis membrane (not shown)；Cartridge filter 400 has original seawater inlet A2, which is arranged to original
Seawater is filtered and is used to input seawater to seawater high-pressure pump 200 by the original sea intake A2；Seawater connecting line 600
It is installed between seawater high-pressure pump 200 and multi-stage reverse osmosis film group 300；Fresh water collecting pipeline 700 and every level-one reverse osmosis membrane group
300 are connected to collect fresh water, and have water outlet C2；Mounting base 800 includes pedestal 801 and the branch on pedestal 801
Frame 803, wherein above-mentioned every level-one reverse osmosis membrane group 300 is all installed on bracket 803.
As shown in figure 3, the course of work of present embodiment is summarized as follows: seawater is first through original on cartridge filter 400
Seawater inlet A2 enters reverse osmosis membrane pump one desalinization unit, filters by cartridge filter 400, then by seawater high-pressure pump
200 suck in it, and seawater, through introducing reverse osmosis membrane group 300 by seawater connecting line 600, passes through reverse osmosis membrane group after being overpressurized
300 can be precipitated a part of fresh water, and fresh water can flow out after collecting via fresh water collecting pipeline 700 from water outlet C2, meanwhile, reverse osmosis
It is reverse osmosis via seawater connecting line 600 to be introduced into other again after 200 ftercompction of seawater high-pressure pump for the i.e. remaining seawater of seawater after thoroughly
Film 300, and so on, it is repeatedly reverse osmosis by multiple ftercompction, finally, remaining after the infiltration of multi-stage reverse osmosis film group 300
High-pressure thick salt leads back seawater high-pressure pump 200 by seawater connecting line 600, and energy regenerating is carried out in seawater high-pressure pump 200
By by concentrated seawater outlet B2 discharge.
Wherein, seawater high-pressure pump 200 is core of the invention component, as shown in figure 5, it has gathered pressurization, ftercompction, flow
And the function of energy regenerating.Keynote idea according to the invention, seawater high-pressure pump 200 include anallobar (by multi-stage booster whirlpool disk
Structure is constituted), ftercompction area (being made of multistage ftercompction whirlpool dish structure) and energy regenerating area be (by multilevel energy recycling whirlpool dish structure structure
At).Anallobar can satisfy pressure required for reverse osmosis membrane group 300, provides high pressure sea water and enters reverse osmosis membrane group 300, warp
Hydraulic pressure decline after first-stage reverse osmosis film group 300 is crossed, salt concentration of sea-water rises, and needs more hyperosmosis just and can be normally carried out and is next
The reverse osmosis operation of grade；Ftercompction area carries out ftercompction to the relatively concentrated seawater that upper level reverse osmosis membrane group 300 is precipitated in time, makes its pressure
Reach next stage reverse osmosis membrane group 300 to work required osmotic pressure, to carry out multistages by 300 needs of multi-stage reverse osmosis film group
Ftercompction can be achieved with, and increase and decrease 300 series of reverse osmosis membrane group is just readily available different quantums of output；Energy regenerating area is process
The high-pressure thick salt generated after sea water desalination is changed into the device of low pressure strong brine, is that kinetic energy carries out energy time pressure energy
It receives, it is energy-saving, wherein energy recycle device does not lean on motor 100 to drive, and is by the high pressure strong brine after sea water desalination
Pressure-driven, pressure energy is converted to effective shaft work.
As shown in figure 5, seawater high-pressure pump 200 includes step 10, top chock 12, fixed scroll 2, valve plate 3, dynamic whirlpool
Disk 4, partition ring 5, excentric sleeve 6, cross ring seat 7, lower cover 80, upper end cover 82, main shaft 9.Fixed scroll 2 and movable orbiting scroll 4 are pairs of
Occur, every a pair of fixed scroll 2 and movable orbiting scroll 4 constitute level-one whirlpool dish structure, and movable orbiting scroll 4 engages to form enclosed volume with fixed scroll 2
24.Main shaft 9 is driven by motor 100, and in the present embodiment, seawater high-pressure pump 200 is arranged vertically, and motor 100 is located at seawater height
The pump case 201(of press pump 200 is shown in Fig. 1) it is external and be mounted on the upper end of main shaft 9 close to energy regenerating area side.
Again as shown in figure 5, seawater high-pressure pump includes multi-stage booster whirlpool dish structure 11, multistage ftercompction whirlpool dish structure 13 and multistage
Energy regenerating whirlpool dish structure 15, these whirlpool dish structures are successively installed through main shaft 9.
In the present embodiment, as shown in figure 5, either multi-stage booster whirlpool dish structure 11, multistage ftercompction whirlpool dish structure 13,
Or multilevel energy recycles whirlpool dish structure 15, and the whirlpool dish structure in them is not always the case setting, i.e., adjacent two-stage whirlpool dish structure is adopted
Be movable orbiting scroll 4 back-to-back installation otherwise be fixed scroll 2 back-to-back install, design two neighboring movable orbiting scroll in this way
Effect is: 1) partition ring 5 can share the same cross ring seat 7, greatly reduce volume in this way, simplify structure, reduce
Cost；2) axial force that back-to-back installation as generates every two groups dynamic fixed scrolls is mutually balanced.For two
The movable orbiting scroll 4 at end, used in partition ring 5 can be installed on lower cover 80 and upper end cover 82.It should be understood that being located at two
Valve plate 3 between a disk 2 that reposes is used to change flow direction.
In addition, in the present embodiment, seawater high-pressure pump 200 can also include balancing disk (not shown), counterweight as needed
Disk is arranged to the eccentric structure opposite with excentric sleeve 6, to play the role of counterpoise.
As shown in figure 5, in the present embodiment, multi-stage booster whirlpool dish structure 11 includes the first order from left to right to the 4th
Grade whirlpool dish structure.This level Four pressurization whirlpool dish structure 11 is arranged to receive from external original seawater, in present embodiment
In be to receive the filtered original seawater from cartridge filter 400, and original sea of pressurizeing step by step under the driving of main shaft 9
Water, to provide high pressure sea water to the first order reverse osmosis membrane group 300 of multi-stage reverse osmosis film group 300；Multistage ftercompction whirlpool dish structure
13 include level V from left to right to the 8th grade of whirlpool dish structure, and are arranged to: under the driving of main shaft 9, every level-one ftercompction
Whirlpool dish structure is that the reverse osmosis rear seawater from corresponding first-stage reverse osmosis film group carries out ftercompction, and is supplied to next stage reverse osmosis membrane
Group；Multilevel energy recycles whirlpool dish structure 15 and includes the 9th grade from left to right to the tenth level Four whirlpool dish structure, i.e., turns left from the right side
The first order is arranged to receive reverse osmosis from the afterbody of multi-stage reverse osmosis film group 300 to the 6th grade of whirlpool dish structure
The high-pressure thick salt of film group 300, and can be the kinetic energy of main shaft 9, and output low-press thick by the pressure energy of high-pressure thick salt
Salt water.
As shown in figure 5, and refer to Fig. 6, level Four pressurization whirlpool dish structure 11 is provided with original sea intake A and high pressure sea water goes out
Mouth B.As shown in figure 5, and refer to Fig. 7, every level-one ftercompction whirlpool dish structure 13 all has delivery outlet after reverse osmosis refluxing opening and ftercompction,
In the present embodiment, the reverse osmosis refluxing opening of first order ftercompction whirlpool dish structure 13 is indicated with C, delivery outlet is indicated with D after ftercompction,
The reverse osmosis refluxing opening of second level ftercompction whirlpool dish structure 13 is indicated with E, delivery outlet is indicated with F after ftercompction, third level ftercompction whirlpool disk
The reverse osmosis refluxing opening of structure 13 is indicated with G, delivery outlet is indicated with H after ftercompction, fourth stage ftercompction whirlpool dish structure 13 it is reverse osmosis
Refluxing opening is indicated with I, delivery outlet is indicated with J after ftercompction.As shown in figure 5, and referring to Fig. 8, six grades of energy regenerating whirlpool dish structures 15
It is provided with the reverse osmosis recycling seawater discharge to interface K and for externally exporting low pressure strong brine for receiving high-pressure thick salt
Mouth L.
Again as shown in figure 5, every level-one reverse osmosis membrane group of Pyatyi reverse osmosis membrane group 300 be arranged to can be by high pressure sea water
It carries out reverse osmosis and appears fresh water, and there is film group entrance and film group to export, these film group entrances and the outlet of film group are connected by seawater
Adapter tube road 600 is connected to high-pressure undersea water pump 200.Specifically, the film group entrance of first order reverse osmosis membrane group 300 is with afterbody
The fourth stage is pressurized the high pressure sea water outlet B connection in whirlpool dish structure 11, afterbody, that is, level V reverse osmosis membrane group 300 film group
Outlet is connected to interface K with six grades of the reverse osmosis of energy regenerating whirlpool dish structure 15, other film groups export respectively with level Four ftercompction whirlpool
Corresponding reverse osmosis refluxing opening connection, other film group entrances are corresponding in level Four ftercompction whirlpool dish structure 13 respectively in dish structure 13
Delivery outlet is connected to after ftercompction.
As shown in figure 5, specifically, the mode of communicating of other film group outlets and film group entrance is as follows in present embodiment: the
The film group outlet of first-stage reverse osmosis film group 300 is connected to the reverse osmosis refluxing opening C of first order ftercompction whirlpool dish structure 13, and the first order is mended
Delivery outlet D after the ftercompction of whirlpool dish structure 13 is pressed to be connected to the film group entrance of second level reverse osmosis membrane group 300, second level reverse osmosis membrane
The film group outlet of group 300 is connected to the reverse osmosis refluxing opening E of second level ftercompction whirlpool dish structure 13, second level ftercompction whirlpool dish structure 13
Ftercompction after delivery outlet F be connected to the film group entrance of third level reverse osmosis membrane group 300, the film group of third level reverse osmosis membrane group 300
Outlet is connected to the reverse osmosis refluxing opening G of third level ftercompction whirlpool dish structure 13, defeated after the ftercompction of third level ftercompction whirlpool dish structure 13
Outlet H be connected to the film group entrance of fourth stage reverse osmosis membrane group 300, the film group of fourth stage reverse osmosis membrane group 300 outlet and finally
Level-one, that is, fourth stage ftercompction whirlpool dish structure 13 reverse osmosis refluxing opening I connection, it is defeated after the ftercompction of fourth stage ftercompction whirlpool dish structure 13
Outlet J is connected to the film group entrance of level V reverse osmosis membrane group 300.
As shown in fig. 6, in the present embodiment, every level-one is pressurized the engaging tooth of the fixed scroll 2 in whirlpool dish structure 11 and moves
The engaging tooth of whirlpool disk 4 is intermeshed and forms enclosed volume 24, is used to compression fluid.These pressurization whirlpool dish structures 11 are arranged to move
Whirlpool disk 4 rotates under the drive of main shaft 9, so that entering the low-pressure fluid of seawater high-pressure pump 200 via original sea intake A
I.e. original seawater is being pressed into high-pressure fluid i.e. high pressure sea water after level Four is pressurized whirlpool dish structure 11, then via last
High pressure sea water outlet B in grade pressurization whirlpool dish structure 11 is exported to first order reverse osmosis membrane group 300 (see Fig. 5).This multistage increasing
Pressure whirlpool dish structure " wearing axis series connection " structure can be realized the high pressure output of seawater.
As shown in fig. 6, being both provided in each fixed scroll 2 and holding with corresponding closing in multi-stage booster whirlpool dish structure 11
The center center flow channels 21 being connected of product 24 and the peripheral runner 23 being connected with the periphery of the enclosed volume 24.Adjacent two-stage
The periphery runner with the fixed scroll 2 is provided in the fixed scroll 2 of the previous stage pressurization whirlpool dish structure 11 of pressurization whirlpool dish structure 11
(in first order pressurization whirlpool dish structure 11, which is also known as original seawater for the 23 low-pressure fluid imports being connected
Import A, in other grades of pressurization whirlpool dish structure 11, i.e., in third level pressurization whirlpool dish structure 11, low-pressure fluid import number
20 indicate), rear stage is pressurized in the fixed scroll 2 of whirlpool dish structure 11 and is provided with high pressure fluid output (in the afterbody i.e. fourth stage
It is pressurized in whirlpool dish structure 11, which is also known as high pressure sea water outlet B, in other grades of pressurization whirlpool dish structure 11
In, i.e., in second level pressurization whirlpool dish structure 11, high pressure fluid output number 22 is indicated).
Again as shown in fig. 6, being located at first, second grade there are two valve plate 3 altogether in level Four pressurization whirlpool dish structure 11
Between pressurization whirlpool dish structure and between third, the 4th pressurization whirlpool dish structure, prime is both provided on each valve plate 3 with runner
31 and rear class match runner 33.By taking the valve plate 3 that first, second grade is pressurized between the dish structure of whirlpool as an example, prime thereon matches runner
Peripheral runner in 31 center flow channels 21 being pressurized in whirlpool dish structure 11 with the first order respectively and second level pressurization whirlpool dish structure 11
23 are connected, and the center flow channels 21 and the second level that rear class is pressurized in whirlpool dish structure 11 with runner 33 with the second level respectively are pressurized whirlpool
High pressure fluid output 22 in the fixed scroll 2 of dish structure 11 is connected；Conveying flow passage 70 is provided in cross ring seat 7, the conveying
70 one end of runner is connected to the high pressure fluid output 22 of second level pressurization whirlpool dish structure 11, the other end and next adjacent two-stage increase
The previous stage pressurization whirlpool dish structure 11 for pressing whirlpool dish structure 11 is that the low-pressure fluid import 20 that the third level is pressurized in whirlpool dish structure 11 connects
It is logical.
As shown in fig. 6, and refer to Fig. 5, original seawater from original sea intake A enter seawater high-pressure pump 200 level Four increase
It presses in whirlpool dish structure 11, enters the enclosed volume 24 of first order pressurization whirlpool dish structure 11 through peripheral runner 23 first, by first
It pressurizes after grade pressurization whirlpool dish structure 11, is then projected from the center flow channels 21 in fixed scroll 2；Using the prime on valve plate 3
It is pressurized whirlpool dish structure 11 with the second level that runner 31 enters right side, i.e., is pressurized by the second level in the fixed scroll 2 of whirlpool dish structure 11
Peripheral runner 23 enter the second level pressurization whirlpool dish structure 11 in；Seawater by the second level pressurization whirlpool dish structure 11 pressurization after,
It is projected using the center flow channels 21 in the fixed scroll 2 of second level pressurization whirlpool dish structure 11, into the rear class flow of valve plate 3
Road 33, and the high pressure fluid output 22 in the fixed scroll 2 of whirlpool dish structure 11 and the stream in cross ring seat 7 are pressurized by the second level
Road 70 enters the low-pressure fluid import 20 of the third level pressurization whirlpool dish structure 11 on right side, is then pressurized whirlpool dish structure by the third level
11 peripheral runner 23 enters third level whirlpool dish structure；Seawater is then passed through after third level pressurization whirlpool dish structure 11 is pressurizeed
The center flow channels 21 that the third level is pressurized whirlpool dish structure 11 project；Enter right side with runner 31 using the prime on valve plate 3
The fourth stage pressurization whirlpool dish structure 11 peripheral runner 23, hence into the fourth stage pressurization whirlpool dish structure enclosed volume 24 in；
Seawater is penetrated after fourth stage pressurization whirlpool dish structure 11 is pressurizeed using the center flow channels 21 of fourth stage pressurization whirlpool dish structure 11
Out, match runner 33 into the rear class of valve plate 3, the high pressure being then pressurized by the fourth stage in the fixed scroll 2 of whirlpool dish structure 11
Seawer outlet B enters in first order reverse osmosis membrane group 300.It should be understood that seawater, which can play, takes away frictional heat and lubrication
Effect.
It should be noted that as shown in Figure 5 and Figure 6, in multi-stage booster whirlpool dish structure 11, movable orbiting scroll 4 passes through eccentric shaft
Set 6 is installed on main shaft 9, and by the effect of excentric sleeve 6, the scroll wrap of movable orbiting scroll 4 is swung in the scroll wrap of fixed scroll 2,
So that be formed by between the scroll wrap of movable orbiting scroll 4 and the scroll wrap of fixed scroll 2 enclosed volume 24 occur it is descending
The sucking, compression and discharge of fluid are realized in cyclically-varying.In the present embodiment, main shaft 9 passes through key (not shown) and bias
Axle sleeve 6 is transferred to movable orbiting scroll 4.
As shown in Figure 5 and Figure 6, partition ring 5 constitutes the anti-Self-rotation structure of movable orbiting scroll 4, both ends point in the present embodiment
It is not stuck in the cross circular slide way (not shown) of movable orbiting scroll 4 and the cross circular slide way (not shown) of cross ring seat 7, plays limit
Effect.It should be noted that can increase at the original sea intake A in the fixed scroll 2 of first order pressurization whirlpool dish structure 11
Filter device (not shown), to prevent larger particles excessive wear whirlpool dish structure；It can also be by being arranged in each fixed scroll 2
Pressure relief opening (not shown) simultaneously (such as realizes pressure by installing pressure-regulating valve on the pressure relief opening by adjusting the pressure relief opening
Adjust), preferably to control the upper pressure limit of every level-one pressurization whirlpool dish structure operation, securely and reliably.
In addition, although as shown in fig. 6, level Four pressurization whirlpool dish structure 11 is seen from left to right are as follows: movable orbiting scroll 4, fixed scroll 2；Match
Flow table 3；Fixed scroll 2, movable orbiting scroll 4；Cross ring seat 7；Movable orbiting scroll 4, fixed scroll 2；Valve plate 3；Fixed scroll 2, movable orbiting scroll 4.But
This level Four pressurization whirlpool dish structure 11 can also use: fixed scroll 2, movable orbiting scroll 4；Cross ring seat 7；Movable orbiting scroll 4, fixed scroll 2；Flow
Disk 3；Fixed scroll 2, movable orbiting scroll 4；Cross ring seat 7；Movable orbiting scroll 4, fixed scroll 2.Moreover, the series of pressurization whirlpool dish structure 11 can also be with
Arbitrarily changed, for example pressurization whirlpool dish structure can be two-stage, three-level, be also possible to Pyatyi, six grades, etc., and series
No matter odd number or even numbers all can, as long as being determined according to seawater pressure size required for first order reverse osmosis membrane group below.
As shown in fig. 7, and refer to Fig. 5, in the present embodiment, multistage ftercompction whirlpool dish structure 13 is the level Four being installed in series
Whirlpool dish structure (but each have respective inlet and outlet by oneself), unlike multi-stage booster whirlpool shown in fig. 6 dish structure 11, this four
There are two with runner 30, as adjacent two-stage ftercompction whirlpool dish structure for setting on the valve plate 3 configured in grade ftercompction whirlpool dish structure 13
Every level-one ftercompction whirlpool dish structure be both provided with one with runner 30.In every level-one ftercompction whirlpool dish structure 13, in fixed scroll 2 all
It is provided with center flow channels 21 and peripheral runner 23, wherein the enclosed volume 24 of center flow channels 21 and this grade of ftercompction whirlpool dish structure 13
Center be connected, and peripheral runner 23 is then connected with the periphery of the enclosed volume 24.It is additionally provided in fixed scroll 2 outer with this
Enclose the reverse osmosis refluxing opening (with C, E, G, I mark in Fig. 7) of the connection of runner 23 and via with runner 30 and the central passage
Delivery outlet after the ftercompction of 21 connections (with D, F, H, J mark in Fig. 7).
As shown in figure 8, and refer to Fig. 5, in the present embodiment, multilevel energy recycle whirlpool dish structure 15 be six grades of whirlpool disk knots
Structure, unlike multi-stage booster whirlpool shown in fig. 6 dish structure 11, in the dish structure of energy regenerating whirlpool, the scroll wrap of movable orbiting scroll 4
It can be swung in the scroll wrap of fixed scroll 2 under the pressure of high pressure sea water, so that the scroll wrap and fixed scroll of movable orbiting scroll 4
Be formed by enclosed volume 24 between 2 scroll wrap and ascending cyclically-varying occur, realize fluid discharge, release and
The kinetic energy of movable orbiting scroll 4 is converted to main shaft 9 to realize that movable orbiting scroll 4 passes through the effect driving spindle 9 of excentric sleeve 6 by sucking
Kinetic energy, this can reduce the motor of driving spindle 9 energy output, save the energy.
As shown in figure 8, center flow channels 21 are arranged in each fixed scroll 2 in six grades of energy regenerating whirlpool dish structures 15
With peripheral runner 23, center flow channels 21 with and the center of the corresponding enclosed volume 24 of fixed scroll 2 be connected, peripheral runner 23 with
The periphery of the enclosed volume 24 is connected.In the previous stage energy regenerating whirlpool of each adjacent two-stage energy regenerating whirlpool dish structure 15
In dish structure, i.e., in the first order, the third level, level V energy regenerating whirlpool dish structure, be provided in fixed scroll 2 high-pressure fluid into
Mouthful, wherein the high-pressure fluid import in the fixed scroll 2 of the first order energy regenerating whirlpool dish structure 15 on the left of Fig. 8 constitutes anti-
Infiltration is to interface K, and the high-pressure fluid import in the third level, level V energy regenerating whirlpool dish structure is identified with number 20.Finally
Peripheral runner 23 in the fixed scroll 2 of level-one i.e. the 6th grade energy regenerating whirlpool dish structure 15 is connected to recycling seawater discharge mouth L.
In multilevel energy recycling whirlpool dish structure 15, between the first order and second level energy regenerating whirlpool dish structure, third
It is both provided between grade and fourth stage energy regenerating whirlpool dish structure and between level V and the 6th grade of energy regenerating whirlpool dish structure
Valve plate 3.By taking valve plate 3 between the first order and second level energy regenerating whirlpool dish structure as an example, prime is provided with runner
31 and rear class match runner 33, prime with runner 31 respectively with the high-pressure fluid import in the dish structure of first order energy regenerating whirlpool, that is, anti-
Infiltration interface K be connected to center flow channels 21, rear class match runner 33 respectively with the periphery in the dish structure of first order energy regenerating whirlpool
Runner 23 is connected to the center flow channels 21 of second level energy regenerating whirlpool dish structure.
In multilevel energy recycling whirlpool dish structure 15, first adjacent two-stage energy regenerating whirlpool dish structure and second phase
Between the dish structure of adjacent two-stage energy regenerating whirlpool and second adjacent two-stage energy regenerating whirlpool dish structure and third adjacent two-stage
Be equipped with cross ring seat 7 between the dish structure of energy regenerating whirlpool, that is to say, that the second level and third level energy regenerating whirlpool disk it
Between, between the fourth stage and level V energy regenerating whirlpool disk, be equipped with cross ring seat 7, be provided with conveying flow passage 70.With
Illustrate the position connection relationship of conveying flow passage 70 for cross ring seat 7 between the second level and third level energy regenerating whirlpool disk:
70 one end of conveying flow passage thereon is connected to the peripheral runner 23 of second level energy whirlpool dish structure, the other end and third level energy return
The high-pressure fluid import 20 for receiving whirlpool dish structure is connected to.
Again back as shown in Figure 5, it should be noted that in the present embodiment, first order reverse osmosis membrane group 300 includes
Two reverse osmosis membrane groups, the every level-one into level V reverse osmosis membrane group 300 of second level reverse osmosis membrane group 300 all includes a reverse osmosis
Permeable membrane group.But it is to be understood that every level-one reverse osmosis membrane group can all only include a reverse osmosis membrane group.In present embodiment
In, reverse osmosis membrane group is exactly reverse osmosis membrane, they are independently arranged in monofilm shell 301(and see Fig. 2) among, easy access and maintenance.
It should be noted that seawater high-pressure pump 200 of the invention belongs to positive displacement pump, operating pressure depends on load, but
The sealing requirements of the intensity of the clearance requirement and material that are engaged between the disk of the whirlpool and mechanism often pressure of restrictive pump it is upper
Limit, and the series by increasing whirlpool dish structure is an effective means proposed by the present invention come the upper pressure limit for improving pump, it is similar
The device for increasing or reducing whirlpool dish structure series by " wearing axis " mode of the invention all should belong to the model that the present invention protects
In enclosing.
In addition, the present invention have the advantages that following specific effect and:
1) the reverse osmosis membrane pump one desalinization unit breaks through the intrinsic thoughts of the prior art, and mentality of designing is courageously novel, knot
Structure is more compact, and occupied area is smaller, saves space, and capital expenditure expense is lower；
2) it removes existing high-pressure pump and forms membrane pump and integrate, by a motor unified driving, optimize utilization of power；
3) moreover, membrane pump integrally removes high-pressure pump, equal to a hidden failures point is eliminated, so that system operation is relatively more steady
It is fixed reliable；
4) membrane pump integrally shares a motor, is convenient for circuit connection, arrangement and automatic control；
5) membrane pump one and equipment is simple, easy access and maintenance, can be greatly reduced control difficulty and dimension inspection cost.
Technology contents and technical characterstic of the invention have revealed that as above, it being understood, however, that in creative ideas of the invention
Under, those skilled in the art can make various changes and improve to above structure, protect including individually disclose here or requirement
The combination of the technical characteristic of shield, and significantly include other combinations of these features.These deformations and/or combination each fall within this
In technical field involved in inventing, and fall into the protection scope of the claims in the present invention.
Claims (10)
1. a kind of reverse osmosis membrane pump one desalinization unit, characterized by comprising:
Motor；
Multi-stage reverse osmosis film group, every level-one reverse osmosis membrane group are arranged to carry out high pressure sea water reverse osmosis and export fresh water
With reverse osmosis rear seawater；
Seawater high-pressure pump comprising pump case, the main shaft being driven by motor, through the multi-stage booster whirlpool disk of main shaft installed in series in order
Structure, multistage ftercompction whirlpool dish structure and multilevel energy recycle whirlpool dish structure, wherein multi-stage booster whirlpool dish structure is arranged to connect
The original seawater from outside is received and the original seawater that pressurizes step by step under the driving of main shaft, thus into multi-stage reverse osmosis film group
First order reverse osmosis membrane group provides high pressure sea water, and multistage ftercompction whirlpool dish structure is arranged under the driving of main shaft, and every level-one is mended
It presses whirlpool dish structure that can carry out ftercompction for the reverse osmosis rear seawater from corresponding first-stage reverse osmosis film group, and is supplied to next stage
Reverse osmosis membrane group, multilevel energy recycling whirlpool dish structure are arranged to receive the afterbody reverse osmosis from multi-stage reverse osmosis film group
The high-pressure thick salt of permeable membrane group, and can be the kinetic energy and output low-press thick salt of main shaft by the pressure energy of high-pressure thick salt
Water；
Fresh water collecting pipeline is connected with every level-one reverse osmosis membrane group to collect fresh water.
2. reverse osmosis membrane pump one desalinization unit according to claim 1, which is characterized in that the multi-stage booster whirlpool
Dish structure is provided with original sea intake and high pressure sea water outlet；Every level-one ftercompction whirlpool dish structure all has reverse osmosis reflux
Delivery outlet after mouth and ftercompction；The multilevel energy recycling whirlpool dish structure is provided with for receiving the reverse osmosis of the high-pressure thick salt
Recycling seawater discharge mouth to interface and for externally exporting the low pressure strong brine；Every level-one of the multi-stage reverse osmosis film group
Reverse osmosis membrane group is arranged to that high pressure sea water progress reverse osmosis fresh water can be appeared, and there is film group entrance and film group to export,
Wherein, the film group entrance of the first order reverse osmosis membrane group in the multi-stage reverse osmosis film group and the multi-stage booster whirlpool disk knot
The high pressure sea water outlet of structure, the outlet of film group and the multilevel energy of the afterbody reverse osmosis membrane group recycle whirlpool disk knot
Structure it is reverse osmosis to orifice, other film groups outlet of the multi-stage reverse osmosis film group respectively with multistage ftercompction whirlpool disk knot
Corresponding reverse osmosis refluxing opening connection on structure, other film group entrances respectively with corresponding ftercompction in the dish structure of the multistage ftercompction whirlpool
Delivery outlet is connected to afterwards.
3. reverse osmosis membrane pump one desalinization unit according to claim 2, which is characterized in that the first order reverse osmosis
Described reverse osmosis time of the first order ftercompction whirlpool dish structure of the film group outlet and multistage ftercompction whirlpool dish structure of permeable membrane group
Head piece connection, the second level reverse osmosis of delivery outlet and the multi-stage reverse osmosis film group after the ftercompction of first order ftercompction whirlpool dish structure
The film group entrance of permeable membrane group is connected to, film group outlet and the multistage ftercompction whirlpool dish structure of second level reverse osmosis membrane group
Second level ftercompction whirlpool dish structure the reverse osmosis refluxing opening connection, exported after the ftercompction of second level ftercompction whirlpool dish structure
Mouth is connected to the film group entrance of the third level reverse osmosis membrane group of the multi-stage reverse osmosis film group, and so on, until described
Delivery outlet and the afterbody are reverse osmosis after the ftercompction of the afterbody ftercompction whirlpool dish structure of multistage ftercompction whirlpool dish structure
The film group entrance of film group is connected to.
4. reverse osmosis membrane pump one desalinization unit according to claim 2 or 3, which is characterized in that the multistage increasing
Every level-one whirlpool dish structure of pressure whirlpool dish structure, the multistage ftercompction whirlpool dish structure and multilevel energy recycling whirlpool dish structure is all wrapped
Include fixed scroll and engage and formed the movable orbiting scroll of enclosed volume with the fixed scroll, adjacent two-stage whirlpool dish structure be arranged to fixed scroll and
Fixed scroll is installed back-to-back or movable orbiting scroll and movable orbiting scroll are installed back-to-back, each movable orbiting scroll pass through excentric sleeve be installed on it is described
On main shaft and equipped with anti-Self-rotation structure.
5. reverse osmosis membrane pump one desalinization unit according to claim 4, which is characterized in that in the back-to-back peace
Be installed with valve plate between the fixed scroll and fixed scroll of dress, the movable orbiting scroll installed back-to-back and movable orbiting scroll it
Between be installed with cross ring seat, the anti-Self-rotation structure is partition ring, the partition ring two sides respectively with cross ring seat and the dynamic whirlpool
Disk is slidably connected.
6. reverse osmosis membrane pump one desalinization unit according to claim 5, which is characterized in that in the multi-stage booster
In the dish structure of whirlpool, the center flow channels being connected with the center of the corresponding enclosed volume are both provided in each fixed scroll
The previous stage of the peripheral runner being connected with the periphery of enclosed volume described in this, adjacent two-step supercharging whirlpool dish structure is pressurized whirlpool disk
The low-pressure fluid import being connected with the periphery runner of fixed scroll described in this, rear stage are provided in the fixed scroll of structure
It is pressurized in the fixed scroll of whirlpool dish structure and is provided with high pressure fluid output, and the first order of multi-stage booster whirlpool dish structure
The low-pressure fluid import being pressurized in the dish structure of whirlpool constitutes the original sea intake, and afterbody is pressurized the high pressure in the dish structure of whirlpool
Fluid outlet constitutes the high pressure sea water outlet；Prime is provided on the valve plate with runner and rear class with runner, prime is matched
The peripheral runner in center flow channels and rear stage pressurization whirlpool dish structure that runner is pressurized in the dish structure of whirlpool with the previous stage respectively
It is connected, the center flow channels and the rear stage that rear class is pressurized in the dish structure of whirlpool with runner with the rear stage respectively are pressurized whirlpool disk knot
High pressure fluid output in the fixed scroll of structure is connected；It is provided with conveying flow passage in the cross ring seat, the conveying flow passage
The high pressure fluid output of one end and the rear stage pressurization whirlpool dish structure be connected to, the other end and next adjacent two-step supercharging whirlpool disk knot
Low-pressure fluid inlet communication in the previous stage pressurization whirlpool dish structure of structure.
7. reverse osmosis membrane pump one desalinization unit according to claim 5, which is characterized in that in the multistage ftercompction
It is that every level-one ftercompction whirlpool dish structure of adjacent two-stage ftercompction whirlpool dish structure is both provided with one in the dish structure of whirlpool, on the valve plate
With runner, in the dish structure of every level-one ftercompction whirlpool, it is both provided in the fixed scroll and the center of the corresponding enclosed volume
The center flow channels being connected and the peripheral runner being connected with the periphery of enclosed volume described in this are additionally provided in fixed scroll
Match described in runner is connected to the central passage with the reverse osmosis refluxing opening of periphery runner connection and via corresponding
Delivery outlet after ftercompction.
8. reverse osmosis membrane pump one desalinization unit according to claim 5, which is characterized in that in the multilevel energy
It recycles in the dish structure of whirlpool, is both provided in each fixed scroll and is flowed with the center of the center of corresponding enclosed volume connection
Road and the peripheral runner that is connected to of periphery with enclosed volume described in this, each adjacent two-stage energy regenerating whirlpool dish structure it is previous
High-pressure fluid import is provided in the fixed scroll of grade energy regenerating whirlpool dish structure, the multilevel energy recycling whirlpool dish structure
High-pressure fluid import in the fixed scroll of first order whirlpool dish structure constitutes described reverse osmosis to interface, afterbody energy time
The peripheral runner received in the fixed scroll of whirlpool dish structure is connected to the recycling seawater discharge mouth；It is provided on the valve plate
Prime matches runner with runner and rear class, previous stage energy of the prime with runner two-stage energy regenerating whirlpool adjacent with this dish structure respectively
Recycling whirlpool dish structure in high-pressure fluid import be connected to center flow channels, rear class match runner respectively with the previous stage energy regenerating whirlpool
The center of the rear stage energy regenerating whirlpool dish structure of peripheral runner two-stage energy regenerating whirlpool dish structure adjacent with this in dish structure
Runner connection；It is provided with conveying flow passage in the cross ring seat, the conveying flow passage one end and the rear stage energy whirlpool dish structure
The previous stage energy regenerating whirlpool dish structure of peripheral runner connection, the other end and next adjacent two-stage energy regenerating whirlpool dish structure
High-pressure fluid inlet communication.
9. reverse osmosis membrane pump one desalinization unit according to claim 1, which is characterized in that every level-one reverse osmosis
Permeable membrane group all includes pillar and the reverse osmosis membrane in pillar.
10. reverse osmosis membrane pump one desalinization unit according to claim 2, which is characterized in that further include that there is original
The cartridge filter of beginning seawater inlet, the cartridge filter are arranged to be filtered original seawater and be used for by described original
Sea intake inputs seawater to the seawater high-pressure pump.
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| CN201811225768.3A CN109179580B (en) | 2018-10-21 | 2018-10-21 | Reverse osmosis membrane pump integrated sea water desalination unit |
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| CN201811225768.3A CN109179580B (en) | 2018-10-21 | 2018-10-21 | Reverse osmosis membrane pump integrated sea water desalination unit |
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| CN109179580B CN109179580B (en) | 2024-08-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117263320A (en) * | 2023-10-23 | 2023-12-22 | 德州海纳祺环保科技有限公司 | Seawater reverse osmosis purification energy recovery system and energy recovery method |
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| CN117263320A (en) * | 2023-10-23 | 2023-12-22 | 德州海纳祺环保科技有限公司 | Seawater reverse osmosis purification energy recovery system and energy recovery method |
| CN117263320B (en) * | 2023-10-23 | 2024-03-05 | 德州海纳祺环保科技有限公司 | Seawater reverse osmosis purification energy recovery system and energy recovery method |
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| CN109179580B (en) | 2024-08-13 |
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