CN106122041A - Evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool - Google Patents
Evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool Download PDFInfo
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- CN106122041A CN106122041A CN201610692491.XA CN201610692491A CN106122041A CN 106122041 A CN106122041 A CN 106122041A CN 201610692491 A CN201610692491 A CN 201610692491A CN 106122041 A CN106122041 A CN 106122041A
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-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
-
- 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
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
- C04B35/565—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/0462—Bearing cartridges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- 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
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3215—Barium oxides or oxide-forming salts thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention belongs to Yu Haiyang and obtain fresh water special equipment, evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool, as improvement: be in series with horizontal flange between low pressure lift pump import and low pressure suction pipe permanent to stream device, vertical flange it is in series with permanent to stream device between high pressure make-up pump import and moisturizing suction pipe, flange pressure exchange promotes pump and is made up of boost in pressure flange pump portion and flange pressure switch segment, and boost in pressure flange pump is driven by mouse cage I type water-cooled motor;Use flange connection dismounting, easy to maintenance, particularly set up flange pressure-exchange and promote pump, booster pump suction inlet on boost in pressure flange pump portion is directly directed at the supercharging center round on flange pressure switch segment, not only compact conformation, and, set up flange pressure-exchange promote pump reverse osmosis membrane Seawater Desalination Project with do not have flange pressure exchange promote pump reverse osmosis membrane Seawater Desalination Project compared with, obtain unit fresh water energy consumption reduce about 30%.
Description
Technical field
The invention belongs to Yu Haiyang and obtain fresh water special equipment, be specifically related in reverse osmosis seawater desalination system set up pressure and hand over
Change the evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool promoting pump.
Background technology
Along with scientific and technological progress, population is increasing, and people are the strongest to the hope of ocean development, and desalinization processes
Increasingly widespread, the energy consumption cost of desalinization is by special concern.Desalinization in early days uses the way of distillation, such as multistage flash evaporation skill
Art, energy consumption, at 9.0kWh/m3, the most only build the area that energy cost is the lowest in, such as Middle East petroleum state, or has used heat available
Area.20 century 70 Reverse-osmosis Seawater Desalination Technologies put into application, through updating.Built up before the beginning of the eighties
Process energy consumption 6.0kWh/m3 of most reverse osmosis seawater desalination systems, its topmost improvement is the high pressure brine after processing
The Energy Efficient of pipe recycles.
The fresh water purity obtained through Reverse-osmosis Seawater Desalination Technology depends on the consistency of permeable membrane, and consistency gets over Gao Ze
The fresh water purity obtained is the highest, requires the sea water participating in infiltration is brought up to higher pressure simultaneously.Accordingly, it is capable to reclaim effect
Rate has become the key reducing desalinization cost.The pressure-exchange that the world today recycles at field of seawater desalination liquid energy
Device is primarily present a series of mechanical movement part and electrical equipment switching mechanism, and maintenance rate is higher final affects production cost.As: in
The reverse osmosis desalination device of state's license notification number CN 101041484 B band energy regenerating;Chinese patent mandate is public
Announcement CN 100341609 C reverse osmosis sea water desalting energy recovery device multiple tracks pressure switcher etc..The world today is at sea water
The pressure exchanger that desalination field liquid energy recycles mainly has following three kinds:
1, traditional rotor hydraulic cylinder structure is similar to plunger displacement pump, and advantage is that liquid working medium the most directly connects with discarded highly pressurised liquid
Touching, peak efficiency is up to 95%, and the rotor of shortcoming hydraulic cylinder structure and rotor shaft self have the biggest friction power loss, especially
Being that the reciprocation sealing technology of rotor shaft is most difficult to reach ideal effect, actual efficiency is often below 90%, and particularly frictional dissipation causes
Equipment downtime is frequent, maintenance cost is high.The patent No.: 621010122952.2, China's invention announced on July 21st, 6210 is special
Profit: for differential energy recovery device and the method for seawater desalination system, just belong to conventional rotors hydraulic cylinder structure;
2, the energy delivery devices of turbine water pump selection, advantage is that liquid working medium the most directly connects with discarded highly pressurised liquid
Touch, and adapt to the transmission of big Fluence energies, but the peak efficiency of its unit is also below 75%, therefore the energy transmission of so combination sets
Standby unit efficiency typically only 40% to 55%;
3, in the world desalinization is put into the earliest and most successful developed country, such as Japan, Denmark, Holland Sweden, Norway
Britain, the U.S. and Germany etc., all did effort in terms of pressure-exchange, but its highest exchange efficiency be all not above 95%,
And conveyance system is huge, the driving of external electrical equipment and switch valve etc. control element and too much cause contingency frequently to occur, finally
Cause significantly increasing the extra charge such as equipment investment and daily management maintenance.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of islands and reefs Fresh water producer tool, equipped with flange
Pressure-exchange promotes pump, and pressure-exchange efficiency can be made to improve, and system structure is compacter, also eliminates switch valve etc. and controls
Element, is finally reached and investment and daily management maintenance cost is greatly reduced.By the following technical solutions:
Evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool, carries including sea water preprocessing pond, low pressure suction pipe, low pressure
Rise pump, moisturizing suction pipe, high pressure make-up pump, pipeline threeway, reverse osmosis membrane and flange pressure exchange and promote pump, reverse osmosis membrane two
Side is respectively film intake antrum and film water chamber, flange pressure exchange promote have on pump supercharging bump joint, release bump joint,
Low pressure bump joint and pressure accumulation bump joint, be connected by film return duct between pressure accumulation bump joint with film intake antrum, film water chamber
Be connected to desalination water go out pipe, be connected by high pressure sea water inlet pipe between film intake antrum is suitable for reading with pipeline threeway, supercharging bump joint with
Being connected by conversion high-voltage tube between pipeline threeway side port, the series connection of high pressure make-up pump is positioned on supplementary high-voltage tube, supplements high-voltage tube even
Being connected to pipeline threeway end opening, low pressure lift pump outlet is connected by low pressure line between low pressure bump joint, release bump joint
It is connected to drain line;Described supercharging bump joint include volute outlet flange sealing surface and conversion high pressure flange sealing surface with
And bolt and nut component and flange seal gasket, volute outlet flange sealing surface has volute outlet flange through hole, changes high pressure
Having conversion high pressure flange through hole on flange sealing surface, bolt and nut component passes through volute outlet flange through hole and conversion high pressure flange
Flange seal gasket is fixed between volute outlet flange sealing surface and conversion high pressure flange sealing surface by through hole;As improvement:
Horizontal flange it is in series with permanent to stream device, described high pressure between described low pressure lift pump import and described low pressure suction pipe
Vertical flange it is in series with permanent to stream device, described flange pressure exchange elevator between make-up pump import and described moisturizing suction pipe
Pump is made up of boost in pressure flange pump portion and flange pressure switch segment, and boost in pressure flange pump is by mouse cage I type water-cooled
Motor-driven;
Described flange pressure switch segment includes exchanger rotor, exchanger urceolus and pretreated water end cap and trap water
End cap, exchanger rotor has two ends of rotor face and rotor outer circle, is rotatable between rotor outer circle and exchanger urceolus inner circle
It is slidably matched, exchanger rotor has pressure-exchange passage A-M and the rotor center through hole of circumference annular configuration;
Described boost in pressure flange pump portion includes the flange supercharging pump housing and booster pump impeller, and with described mouse cage I type water
Cold motor unit is integral, and flange booster pump intracoelomic cavity has volute flange to export, in the flange supercharging pump housing radially gabarit
The supercharging bump joint stated, flange supercharging pump housing front end face has booster pump suction inlet and overall fixing threaded hole, supercharging ring flange respectively
On have through hole corresponding with overall fixing threaded hole, the through hole that trip bolt passes through on supercharging ring flange is joined with entirety fixing threaded hole
Close, supercharging center round is directed at booster pump suction inlet;
Described outer bearing supports the evanohm hard wear-resistant coating that circular surfaces has a layer thickness to be 0.60 0.62 millimeters;Chromium closes
Elementary composition by following percentage by weight of material of gold hard wear-resistant coating: Cr:15 17%, Nb:3.4 3.6%, Mo:
2.7 2.9%, W:2.4 2.6%, Ni:2.3 2.5%, Ti:2.1 2.3%, C:1.1 1.3%, surplus is Fe and can not keep away
The impurity exempted from;The weight percent content of described impurity is: Sn less than 0.07%, Si less than 0.21%, Mn less than 0.028%, S
Less than 0.013%, P is less than 0.017%;The material Specifeca tion speeification of evanohm hard wear-resistant coating is: Rockwell hardness HRC value
It is 61 63;
Described no inner-ring bearing entirety material is silicon carbide ceramics, this silicon carbide ceramics with SiC (carborundum) as base material,
It is equipped with mineralizer MgO (magnesium oxide), BaCO3(brium carbonate) and bonding clay form, and the percentage by weight of its each component contains
Amount is SiC:94 96%, MgO:1.5 1.7%, BaCO3: 1.3 1.5%, remaining is bonding clay.
As improving further: described mouse cage I type water-cooled motor includes motor casing, motor front cover plate, electricity
Motivation back shroud, motor rotary shaft, lead-in wire runners, motor stator and motor rotor, motor stator is fixed on described
On motor casing endoporus, motor rotor be fixed at motor rotary shaft maximum gauge and with described motor stator position
Corresponding, protecgulum screw passes through the end cap casing through hole on motor front cover plate and the casing end face on motor casing front end face
Screw matches, and is fixed on the front end face of motor casing by motor front cover plate;
Having rear bearing section and fore bearing section on motor rotary shaft, fore bearing section is ined succession overhanging section of rotating shaft, and overhanging section of outer end of rotating shaft has
Axle spline segment;
Front Cover Bearing hole is had, fixed fore bearing cylindrical, fore bearing endoporus on Front Cover Bearing hole on described motor front cover plate
Being fixed in fore bearing section, motor back shroud is fixed on described motor casing rear end face by rear cover screw;Described electricity
Having bonnet central blind hole on motivation back shroud, fixed rear bearing cylindrical on bonnet central blind hole, after rear bearing endoporus is fixed on
On bearing section;There are water outlet boss and water inlet boss above described motor casing, motor casing cylinder has spiral to cool down
Pipe, spiral cooling tube two ends are respectively communicated with water outlet boss and water inlet boss;Described terminal pin seat is positioned at described motor
On back shroud, cable passes through lead-in wire runners;
There is water outlet taper thread on described water outlet boss, have water outlet through hole bottom water outlet taper thread, on described water inlet boss
Having into water taper thread, have into water through hole bottom water inlet taper thread, described spiral cooling tube two ends are respectively communicated with described
Water outlet through hole and described water inlet through hole.
Beneficial effects of the present invention:
1, the present invention use flange connection dismounting, easy to maintenance, particularly set up flange pressure-exchange promote pump, pressure
The booster pump suction inlet promoted on flange pump portion is directly directed at, not only with the supercharging center round on flange pressure switch segment
Compact conformation, and, the reverse osmosis membrane Seawater Desalination Project setting up flange pressure-exchange lifting pump is handed over not having flange pressure
The reverse osmosis membrane Seawater Desalination Project changing lifting pump compares, and the energy consumption obtaining unit fresh water reduces about 30%.
2, having impeller stepped hole and impeller splined hole on booster pump impeller, there are axle spline segment, protecgulum in overhanging section of outer end of rotating shaft
Hollow axle passes through shaft extension hand-hole and is positioned at flange supercharging pump housing spiral case, and outer bearing props up to hold round and is combined with without inner ring axle
Holding, no inner-ring bearing supports impeller bearing hub, and hollow axle stepped hole, axle spline segment and impeller splined hole are passed through in overhanging section of rotating shaft
Engage each other and overhanging for a rotating shaft section moment of torsion is passed to booster pump impeller;Said structure achieve motor rotary shaft and fore bearing and
Rear bearing is only subjected to pure torsion, and radial force produced by spline engagement is born by no inner-ring bearing completely, only acts on
On protecgulum hollow axle, it is entirely avoided radial force is born in overhanging section of the rotating shaft on motor rotary shaft, improve mouse cage I type water-cooled
Motor service life;
Flange pressure switch segment controls without elements such as the driving of any external electrical equipment and switch valves, imports rotation by low pressure
Turn the domatic and domatic forward slanted angle with exchanger rotor of pressure accumulation importing rotation, and supercharging is derived and rotated domatic and pressure accumulation
Import and rotate the domatic reversed dip angle with exchanger rotor, just can allow in flange pressure switch segment uniquely movement parts
Exchanger rotor rotates freely, complete flow direction switching in pressure-exchange passage A-M, it is achieved pressure-exchange, it is to avoid use
The contingency that any electrical equipment control may cause occurs.
3, horizontal flange it is in series with between low pressure line and low pressure suction pipe permanent to stream device, annular flow road junction and circular flow channel mouth
Between have four tracts of runners of deformation to be connected this special setting, it is ensured that the high voltage transient sea water in low pressure runner will not produce reversely
Countercurrently, operate safe and reliable;It is sensitive that the permanent rotation spool in stream device of horizontal flange possesses rotation, annular flow road junction and circular stream
Four tracts of runners of deformation are had to be connected this special setting between road junction so that horizontal flange is permanent does not has class in stream device global facility
Any obstruction part such as springy, can be achieved with permanent to flowing function, completely eliminate because of the pipeline fittings on low pressure suction pipe therefore
Barrier affects the hidden danger that the present invention breaks down.
4, vertical flange it is in series with between the import of high pressure make-up pump with moisturizing suction pipe permanent to flowing device, this special setting, really
The high pressure sea water protecting 6 MPas (MPa) supplementing in high-voltage tube will not produce reverse counterflow, operates safe and reliable.Vertical flange is permanent
Ring cavity in stream device is arranged so that it is permanent within stream device that mobile spool is suspended in vertical flange, and mobile spool entirety is hanged
Floating structure is allowed to be possessed unlatching, closes agility;Make that vertical flange is permanent does not has spring-like etc. any in stream device global facility
Hinder part, can be achieved with permanent to flowing function, completely eliminate because the pipeline fittings fault on moisturizing suction pipe affects the present invention
The hidden danger of normal work.
5, mouse cage I type water-cooled motor have employed there is the spiral of pre-buried casting to cool down on motor casing cylinder
Pipe, spiral cooling tube two ends be respectively communicated with water outlet boss and water inlet boss, can assemble again after grouping Processing, particularly convenient soon
Prompt;Being water-cooled the air cooling structure substituting well-known power machine, long-term work will not be generated heat.
6, the outer bearing of evanohm hard wear-resistant coating supports circular surfaces, the no inner-ring bearing of combination silicon carbide ceramics, resists
Corrosivity and wearability are all eager to excel more than 19.4% than conventional stainless steel material.
Accompanying drawing explanation
Fig. 1 is the overall flow figure of the present invention.
Fig. 2 is the profile that flange pressure exchange promotes the boost in pressure flange pump portion in pump, in figure outside motor
Shell 210 is semi-section.
Fig. 3 is the profile that flange pressure exchange promotes the flange pressure switch segment in pump.
Fig. 4 is the operation principle schematic diagram of flange pressure switch in Fig. 3.
Fig. 5 is the X X sectional view in Fig. 3, eliminates connecting bolt 771 in figure.
Fig. 6 is the Y Y sectional view in Fig. 3, eliminates connecting bolt 771 in figure.
Fig. 7 is the three-dimensional part sectioned view of the exchanger rotor 740 in Fig. 3.
Fig. 8 be two kinds of liquid in exchanger rotor 740 during pressure-exchange, in the range of N N to P P in Fig. 3, with pressure
A-M center, power interchange channel is radius, the fluid pressure energy exchange schematic flow sheet launched along rotation round R.
Fig. 9 be each pressure-exchange passage A-M in Fig. 8 after have rotated 1/12 circle, namely have rotated a passage
Behind position, two kinds of liquid present positions of each channel interior.
Two kinds of liquid present positions in each passage when Figure 10 is pressure-exchange passage A-M rotation 2/12 circle in Fig. 8.
Two kinds of liquid present positions in each passage when Figure 11 is pressure-exchange passage A-M rotation 3/12 circle in Fig. 8.
Two kinds of liquid present positions in each passage when Figure 12 is pressure-exchange passage A-M rotation 4/12 circle in Fig. 8.
Two kinds of liquid present positions in each passage when Figure 13 is pressure-exchange passage A-M rotation 5/12 circle in Fig. 8.
Two kinds of liquid present positions in each passage when Figure 14 is pressure-exchange passage A-M rotation 6/12 circle in Fig. 8.
Two kinds of liquid present positions in each passage when Figure 15 is pressure-exchange passage A-M rotation 7/12 circle in Fig. 8.
Two kinds of liquid present positions in each passage when Figure 16 is pressure-exchange passage A-M rotation 8/12 circle in Fig. 8.
Two kinds of liquid present positions in each passage when Figure 17 is pressure-exchange passage A-M rotation 9/12 circle in Fig. 8.
Two kinds of liquid present positions in each passage when Figure 18 is pressure-exchange passage A-M rotation 10/12 circle in Fig. 8.
Two kinds of liquid present positions in each passage when Figure 19 is pressure-exchange passage A-M rotation 11/12 circle in Fig. 8.
Figure 20 is the heavy gauge schematic diagram at position residing for the rotating shaft in Fig. 2 overhanging section 246 and impeller bearing hub 290.
Figure 21 is position upward view residing for the step backing-up screw 274 in Figure 20.
Figure 22 is the independent enlarged drawing of protecgulum hollow axle 280 in Figure 20.
Figure 23 is that the impeller bearing hub 290 in Figure 20 omits enlarged drawing.
Figure 24 is that the motor front cover plate 220 in Fig. 2 individually rotates enlarged drawing.
Figure 25 is the independent enlarged drawing of motor casing 210 in Fig. 2.
Figure 26 is Figure 25 side view.
Figure 27 is the permanent profile (forward circulation status) crossing axial line to stream device 724 of the vertical flange in Fig. 1.
Figure 28 is that in Figure 27, vertical flange is permanent is in reverse blocking state to stream device 724.
Figure 29 is mobile spool 170 sectional axonometric drawing in Figure 27 or Figure 28.
Figure 30 is mobile spool 170 profile in Figure 27 or Figure 28.
Figure 31 is X X sectional view in Figure 27.
Figure 32 is Y Y sectional view in Figure 27.
Figure 33 is Z Z sectional view in Figure 27.
Figure 34 is the permanent profile forward circulation status crossing axial line to stream device 713 of the horizontal flange in Fig. 1.
Figure 35 is that the horizontal flange in Figure 34 is permanent is in reverse blocking state to stream device 713.
Figure 36 is W-W sectional view in Figure 34.
Figure 37 is horizontal flange valve body 630 axonometric chart in Figure 34 or Figure 35.
Figure 38 is that rotation spool 620 axonometric chart in Figure 34 represents annular flow road junction 622.
Figure 39 is that rotation spool 620 axonometric chart in Figure 35 represents circular flow channel mouth 621.
Figure 40 is the profile at supercharging bump joint 743 position in Fig. 1.
Detailed description of the invention
In conjunction with the accompanying drawings and embodiments to the structure of the present invention and operation principle and in reverse osmosis seawater desalination system
Application is further elaborated:
In Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Figure 20, Figure 27, Figure 34 and Figure 40, evanohm flange mouse cage water-cooled
Motor islands and reefs Fresh water producer tool, including sea water preprocessing pond 703, low pressure suction pipe 711, low pressure lift pump 722, moisturizing suction pipe
712, high pressure make-up pump 714, pipeline threeway 769, reverse osmosis membrane 720 and flange pressure exchange promote pump, reverse osmosis membrane 720
Both sides are respectively film intake antrum 718 and film water chamber 728, flange pressure exchange lifting pump has supercharging bump joint 743, unloads
Pressure flange joint 746, low pressure bump joint 747 and pressure accumulation bump joint 749, pressure accumulation bump joint 749 and film intake antrum 718 it
Between connected by film return duct 727, film water chamber 728 is connected to desalination water and goes out pipe 729, film intake antrum 718 with in pipeline threeway 769
Connected by high pressure sea water inlet pipe 719 between Kou, by conversion high-voltage tube between supercharging bump joint 743 and pipeline threeway 769 side port
717 connect, and high pressure make-up pump 714 series connection is positioned on supplementary high-voltage tube 716, supplement high-voltage tube 716 and are connected to pipeline threeway 769 times
Mouthful, low pressure lift pump 722 exports and is connected by low pressure line 723 between low pressure bump joint 747, and release bump joint 746 is even
Then drain line 726;Described supercharging bump joint 743 includes volute outlet flange sealing surface 794 and conversion high pressure flange
Sealing surface 796 and bolt and nut component 799 and flange seal gasket 795, volute outlet flange sealing surface 794 has spiral case to go out
Mouth flange through hole 792, conversion high pressure flange sealing surface 796 has conversion high pressure flange through hole 798, and bolt and nut component 799 is worn
Flange seal gasket 795 is fixed on volute outlet flange by more volute outlet flange through hole 792 and conversion high pressure flange through hole 798
Between sealing surface 794 and conversion high pressure flange sealing surface 796;As improvement:
Horizontal flange it is in series with permanent to stream device 713 between described low pressure lift pump 722 import and described low pressure suction pipe 711,
Vertical flange it is in series with permanent to stream device 724 between described high pressure make-up pump 714 import and described moisturizing suction pipe 712, described
Flange pressure exchange promote pump be made up of boost in pressure flange pump portion and flange pressure switch segment, boost in pressure
Flange pump is driven by mouse cage I type water-cooled motor 710;
Described flange pressure switch segment includes exchanger rotor 740, exchanger urceolus 779 and pretreated water end cap
745 and trap water end cap 754, exchanger rotor 740 has two ends of rotor face 924 and rotor outer circle 821, rotor outer circle 821 with
Coordinate for rotary sliding between exchanger urceolus 779 inner circle, exchanger rotor 740 has the pressure-exchange of circumference annular configuration
Passage A-M and rotor center through hole 825;
Having described low pressure bump joint 747 on pretreated water end cap 745 cylindrical, pretreated water end cap 745 has increasing on outer face
Pressure flange dish 773 and supercharging center round 732, pretreated water end cap 745 inner face has low pressure import and rotates domatic 922 and increase
Pressure derives rotation domatic 912 and supercharging lid screw 774;Low pressure bump joint 747 and low pressure import rotate between domatic 922 by
Low pressure runner 742 connects, and supercharging center round 732 is derived with supercharging to rotate and connected by supercharging runner 741 between domatic 912;
Having described pressure accumulation bump joint 749 on trap water end cap 754 cylindrical, trap water end cap 754 has destressing method on outer face
Blue joint 746, trap water end cap 754 inner face has release derive rotate domatic 522 and pressure accumulation import rotate domatic 512 and
Decompression cover screw 775;Pressure accumulation bump joint 749 imports with pressure accumulation to rotate and is connected by pressure accumulation runner 751 between domatic 512, release
Bump joint 746 is derived with release to rotate and is connected by pressure release runner 752 between domatic 522;
Connecting bolt 771 matched in clearance runs through rotor center through hole 825, connecting bolt 771 two ends respectively with described supercharging lid
Screw 774 and described decompression cover screw 775 connect fixing, exchanger urceolus 779 two ends and described trap water end cap 754
Be airtight fixing between inner face and pretreated water end cap 745 inner face, two ends of rotor face 924 respectively with described trap water
The gap of 0.01 to 0.03 millimeter is had between end cap 754 inner face and pretreated water end cap 745 inner face;
Described boost in pressure flange pump portion includes the flange supercharging pump housing 730 and booster pump impeller 770, and with described mouse cage
I type water-cooled motor 710 composition one, the flange supercharging pump housing 730 inner chamber has volute flange outlet 744, the flange supercharging pump housing
Described supercharging bump joint 743, the flange supercharging pump housing 730 front end face is had to have booster pump suction inlet 731 respectively in 730 radial direction gabarits
With overall fixing threaded hole 772, supercharging ring flange 773 having through hole corresponding with overall fixing threaded hole 772, trip bolt passes through increasing
Through hole on pressure flange dish 773 coordinates with overall fixing threaded hole 772, and supercharging center round 732 is directed at booster pump suction inlet 731;
There is pump housing rear end face 200 on the flange supercharging pump housing 730, pump housing rear end face 200 has shaft extension hand-hole 285 He respectively
Motor fixing threaded hole 204, motor front cover plate 220 outer rim has front shroud flange 201, front shroud flange 201 has front shroud
Through hole 207, has motor gasket seal 202, six motor flange spiral shells between front shroud flange 201 and pump housing rear end face 200
Nail 205 pass through successively after the sealing gasket through hole on front shroud through hole 207 and motor gasket seal 202 with motor fixing threaded hole
204 connect fastening;
Motor front cover plate 220 is fixed on motor fixing threaded hole 204, motor front cover plate 220 is fixed with protecgulum hollow
Axle 280, protecgulum hollow axle 280 has hollow axle stepped hole 284 and outer bearing prop up and holds round 289, hollow axle stepped hole 284 and rotating shaft
Organic sealing assembly 248 between overhanging section 246;
There are impeller bearing hub 290, protecgulum hollow axle 280 to pass through shaft extension hand-hole 285 on booster pump impeller 770 and are positioned at flange
In the supercharging pump housing 730 spiral case, outer bearing props up to hold round and is combined with no inner-ring bearing 260 on 289, and no inner-ring bearing 260 supports leaf
Wheel bearing hub 290, rotating shaft passes through hollow axle stepped hole 284 for overhanging section 246, and rotating shaft delivers torque to booster pump for overhanging section 246
Impeller 770;
Described outer bearing props up and holds round the evanohm hard wear-resistant coating that 289 surfaces have a layer thickness to be 0.61 millimeter;Evanohm
The material of hard wear-resistant coating is elementary composition by following percentage by weight: Cr:16%, Nb:3.5%, Mo:2.8%, W:
2.5%, Ni:2.4%, Ti:2.2%, C:1.2%, surplus is Fe and inevitable impurity;The percentage by weight of described impurity contains
Amount is: Sn is 0.04%, Si is 0.17%, Mn is 0.024%, S is 0.009%, P is 0.014%;Evanohm hard, wear-resistant is coated with
The material Specifeca tion speeification of layer is: Rockwell hardness HRC value is 62;
The overall material of described no inner-ring bearing 260 is silicon carbide ceramics, this silicon carbide ceramics with SiC (carborundum) as base
Material, is equipped with mineralizer MgO (magnesium oxide), BaCO3(brium carbonate) and bonding clay form, and the percentage by weight of its each component
Content is SiC:95%, MgO:1.6%, BaCO3: 1. 4%, remaining is bonding clay.
As improving further: in Fig. 2, Figure 20, Figure 21, Figure 22, Figure 23, Figure 24, Figure 25 and Figure 26, described mouse cage I
Type water-cooled motor 710 includes motor casing 210, motor front cover plate 220, motor back shroud 230, motor rotary shaft
240, lead-in wire runners 250, motor stator 251 and motor rotor 252, motor stator 251 is fixed on described motor
On shell 210 endoporus, motor rotor 252 be fixed at motor rotary shaft 240 maximum gauge and with described motor stator
251 positions are corresponding, and protecgulum screw 221 passes through the end cap casing through hole 226 on motor front cover plate 220 and motor casing
Casing end face screw on 210 front end faces matches, and motor front cover plate 220 is fixed on the front end face of motor casing 210
On;
Having rear bearing section 243 and fore bearing section 245 on motor rotary shaft 240, fore bearing section 245 is ined succession rotating shaft overhanging section 246, turns
There is axle spline segment 249 overhanging section of 246 outer ends of axle;
Front Cover Bearing hole 224 is had, on Front Cover Bearing hole 224 outside fixed fore bearing 225 on described motor front cover plate 220
Circle, fore bearing 225 endoporus is fixed in fore bearing section 245, and motor back shroud 230 is fixed on described by rear cover screw 231
Motor casing 210 rear end face;Bonnet central blind hole 234, bonnet central blind hole 234 is had on described motor back shroud 230
Upper fixed rear bearing 235 cylindrical, rear bearing 235 endoporus is fixed in rear bearing section 243;On described motor casing 210
There are water outlet boss 219 and water inlet boss 239 in side, and motor casing 210 cylinder has spiral cooling tube 222, spiral cooling tube 222
Two ends are respectively communicated with water outlet boss 219 and water inlet boss 239;Described lead-in wire runners 250 is positioned at described motor bonnet
On plate 230, cable 255 passes through lead-in wire runners 250;
There is water outlet taper thread 217 on described water outlet boss 219, bottom water outlet taper thread 217, have water outlet through hole 218, described
Water inlet boss 239 on have into water taper thread 237, have into water through hole 238 bottom water inlet taper thread 237, described spiral is cold
But pipe 222 two ends are respectively communicated with described water outlet through hole 218 and described water inlet through hole 238.
As improving further: be free spindle flanges 807 on protecgulum hollow axle 280, have outer shaft outside hollow axle flange 807
Hold and hold round 289 and hollow axle through hole 804, inside hollow axle flange 807, have hollow axle stepped hole 284 and hollow axle regulation step
882, it is interference fits between hollow axle regulation step 882 cylindrical and Front Cover Bearing hole 224, hollow axle regulation step 882 has
Sealing ring draw-in groove 809, sealing ring draw-in groove 809 has hollow axle sealing ring 209, hollow axle sealing ring 209 and Front Cover Bearing hole 224
Between constitute static seal;Have on motor casing 210 end face between motor sealing ring 208 and motor front cover plate 220 and constitute
Static seal;Organic envelope dismounting groove 808 between hollow axle stepped hole 284 and hollow axle through hole 804, it is simple to specific purpose tool demountor seals
Assembly 248.
As improving further: in Figure 27, Figure 28, Figure 29, Figure 30, Figure 31, Figure 32 and Figure 33, described vertical flange is permanent
To stream device 724 include flange head valve body 150, upper baffle 130, cavity sleeve 160, mobile spool 170, lower baffle 180 with
And the taper hole gland 140 of layout symmetrical above and below, there is face-flange 155 at the two ends up and down of described flange head valve body 150 cylindrical,
There is the face-flange 155 matched seal fastening of bump joint and flange head valve body 150 cylindrical lower end moisturizing suction pipe 712 upper end, mends
Fill high-voltage tube 716 lower end and also have the face-flange 155 matched seal fastening of bump joint and flange head valve body 150 cylindrical upper end;
The interior round tube hole about 157 of described flange head valve body 150 is topped bar hole 153 respectively and is got out of a predicament or an embarrassing situation hole 158, described
Top bar upper end, hole 153 and described lower end, hole 158 of getting out of a predicament or an embarrassing situation has fastening inner bolt hole 154 respectively;Described upper baffle
130 planar ends are fixedly connected cylinder 132, and connecting below upper cylinder 132 has runner round bar 134, runner round bar 134 times
Side connects cylinder valve rod 131, and described upper cylinder 132 excircle dimension is identical with described cylinder valve rod 131 excircle dimension,
There are upper two plates 135 in location on described upper baffle 130 exterior arc surface, position upper two plate 135 outer rims and described hole of topping bar
For being slidably matched between 153, the gland external screw thread 145 of described taper hole gland 140 above and described hole 153 of topping bar
The fastening inner bolt hole 154 of upper end combines, and the gland inner face 143 of described taper hole gland 140 is by two plates on described location
135 are fixed on described topping bar on hole 153;Described lower baffle 180 planar ends has lower water conservancy diversion unthreaded hole 189, lower water conservancy diversion light
For being slidably matched between hole 189 inner circle and described cylinder valve rod 131 cylindrical, described lower water conservancy diversion unthreaded hole 189 bottom is with described
Cylinder valve rod 131 lower surface between have fit-up gap 139;And on described lower baffle 180 exterior arc surface, have location lower two
Plate 185, lower two plate 185 outer rims in location and described getting out of a predicament or an embarrassing situation between hole 158 as being slidably matched, it is positioned at the taper hole pressure described in lower section
The gland external screw thread 145 of lid 140 combines with the fastening inner bolt hole 154 of described lower end, hole 158 of getting out of a predicament or an embarrassing situation, described taper hole pressure
Lower for described location two plates 185 are fixed on by the gland inner face 143 of lid 140 described gets out of a predicament or an embarrassing situation on hole 158, described movement
Have in SANYE between the upper taper cone barrel 173 of spool 170 with upper cone 172 and connect muscle 171 and be connected, described mobile spool 170
Lower taper cone barrel 179 and lower cone 178 between have under SANYE and connect muscle 177 and be connected, close under described lower taper cone barrel 179 has
Envelope cylindrical 169, described upper taper cone barrel 173 has upper sealing cylindrical 163, and upper sealing cylindrical 163 is equal with lower seal cylindrical 169
And be interference fit between equal and described cavity sleeve 160 inner circle, form airtight ring cavity 166;Described cavity set
For being slidably matched between cylinder 160 cylindricals and described interior round tube hole 157;Inner circle 174 on the described spool on upper cone 172
And for being slidably matched between described upper cylinder 132 cylindrical, inner circle 175 and institute in the described spool on mobile spool 170
For sliding between cylinder valve rod 131 cylindrical that under the spool on lower cone 178 stated, inner circle 176 is equivalently-sized and equal and described
Coordinate;Described upper cylinder 132 outer surface and described cylinder valve rod 131 outer surface all have a layer thickness to be 0.4 to 0.6 milli
The evanohm hard anticorrosive material of meter Suo Shu.
As improving further: in Figure 34, Figure 35, Figure 36, Figure 37, Figure 38 and Figure 39, described horizontal flange is permanent to stream
Device 713 includes cylinder axis 610, rotation spool 620, horizontal flange valve body 630, trip bolt 670 and outer end cap 690, described
Valve body-side plane 636, valve body inletpiston hard layer 638 and valve outlet plane hard layer 639 is had on horizontal flange valve body 630
And outlet elbow 631 and import bend pipe 632;There is outlet(discharge) flange head 615 outlet elbow 631 outer end, and outlet(discharge) flange head 615 has
Outlet(discharge) flange connecting hole 617 and outlet(discharge) flange sealing plane 614;There are suction flange head 635, import method in import bend pipe 632 outer end
Suction flange connecting hole 637 and suction flange sealing plane 634 is had on blue 635;
The described bump joint on supplementary high-voltage tube 716 left end head and outlet(discharge) flange head 615 and outlet(discharge) flange connecting hole 617
Match with outlet(discharge) flange sealing plane 614, constitute outlet(discharge) flange and be tightly connected;The described method in moisturizing suction pipe 712 right end
Blue joint and suction flange head 635 and suction flange connecting hole 637 and suction flange sealing plane 634 match, composition import
Flange seal connects;
Described import bend pipe 632 the inner is connected to valve body inletpiston hard layer 638, and described outlet elbow 631 is inner even
Then valve outlet plane hard layer 639;Described valve body inletpiston hard layer 638 and valve outlet plane hard layer 639
Top edge be connected with valve body sector cancave cambered surface 663, described valve body inletpiston hard layer 638 and valve outlet plane are hard
The lower limb of matter layer 639 is connected with valve body circle cancave cambered surface 662, and the valve body-side plane 636 of both sides is respectively arranged with screw hole 627;Two
The end cap counterbore 697 corresponding with described screw hole 627 is had on the most described outer end cap 690;Described trip bolt 670 is worn
Cross described end cap counterbore 697 to match, by the end cap inner plane of described outer end cap 690 with the fastening of described screw hole 627
698 are close to airtight with described valve body-side plane 636;
There is enclosing cover axis hole 691 on two described outer end caps 690, enclosing cover axis hole 691 has dead axle seal groove 659, dead axle
Seal groove 659 guarantees that enclosing cover axis hole 691 seals with described cylinder axis 610 two ends and coordinates;
Described rotation spool 620 includes spool fan-shaped cylinder 625 and valve element circle body 682, and valve element circle body 682 has pipe
Both ends of the surface 689 and valve element circle post holes 681, valve element circle post holes 681 coordinates with described cylinder axis 610 cylindrical rotary sliding, circle
It it is matched in clearance between pipe both ends of the surface 689 and end cap inner plane 698;
Spool two sides 685, spool sector convex globoidal 683 and spool entrance point plane 628 and is had on spool fan-shaped cylinder 625
Cartridge outlet transverse plane 629, spool entrance point plane 628 has annular flow road junction 622 and inlet face seal groove 652, spool
Circular flow channel mouth 621 and exit face seal groove 651 is had in port of export plane 629;
Four tracts of runners 688 of deformation are had to be connected between described annular flow road junction 622 and described circular flow channel mouth 621;Described
Four tracts of runners 688 of deformation bend flow channel cone 624 part and the described spool fan-shaped cylinder 625 that are contained between have and be connected four
Sheet muscle 644 is connected, single leaf thickness is circular flow channel mouth 621 diameter the 1/16 to 1/18 of described four muscle 644 of connection.
In embodiment:
One, hollow axle regulation step 882 cylindrical and outer bearing prop up and hold round the axiality pass between 289 with six grades of tolerance grades
System;There is protecgulum concave station face 229 on motor front cover plate 220 lateral surface, protecgulum concave station face 229 has six protecgulum screws 227, empty
There are six hollow axle stepped holes 805 corresponding with protecgulum screw 227 on spindle flanges 807;Hollow axle screw 228 passes through hollow axle
Stepped hole 805 matches with protecgulum screw 227, is fixed on by protecgulum hollow axle 280 on protecgulum concave station face 229;Protecgulum concave station face
There is between 229 and Front Cover Bearing hole 224 the perpendicularity relation of six grades of tolerance grades;Hollow axle on protecgulum hollow axle 280 is adjusted
Joint step 882 the inner is stretched into Front Cover Bearing hole 224 and props up fore bearing 225;Protecgulum hollow axle 280 outer end and impeller bearing hub
A no inner-ring bearing 260 is had between 290;
Described impeller bearing hub 290 inner end has impeller stepped hole 296, impeller stepped hole 296 to have impeller splined hole on bottom surface
294, impeller bearing hub 290 outer face has locking screw 297, impeller stepped hole 296 has stepped hole escape 293 and impeller
Draw-in groove 298, in impeller draw-in groove 298, clearance fit has impeller bore snap ring 291, impeller stepped hole 296 base angle to be placed with on position
Impeller adjusting ring 292, bearing outer ring 269 two ends against impeller bore snap ring 291 and impeller adjusting ring 292 respectively;
Described no inner-ring bearing 260 is made up of bearing outer ring 269 and cylinder needle roller 268, and bearing outer ring 269 cylindrical is fixed on
In impeller stepped hole 296, cylinder needle roller 268 props up hold round between 289 at bearing outer ring 269 and described outer bearing;
Described spiral cooling tube 222 flow diameter is 8 to 9 millimeters, and the pipe thickness of described spiral cooling tube 222 is 0.8
To 0.9 millimeter, described spiral cooling tube 222 is embedded on described motor casing 210 cylinder and is cast into one together;
Coordinate for the axially slidable of spline tooth circumferential engagement between impeller splined hole 294 with axle spline segment 249, axle spline segment
There is axle head screw 247 on the outer face of 249, axle head screw 247 is combined with step backing-up screw 274, step backing-up screw 274
Limit the axial displacement of axial positioning retainer ring 270, axial positioning retainer ring 270 outer rim position is fixed on outside impeller splined hole 294
On transverse plane, then limit the impeller bearing hub 290 axial displacement relative to axle spline segment 249;Axially outside positioning retainer ring 270
Locking catch 271, locking catch 271 is had together with axial positioning retainer ring 270, to be fixed on impeller by back-up ring screw 277 on side
On the outer transverse plane of splined hole 294;There are two parallel ribs 273 on the spiral shell brain of step backing-up screw 274, locking catch 271 has gear
Sheet corner edges 272, catch corner edges 272 is close on any one flat limit on two parallel ribs 273.
Two, the mouse cage I type water-cooled motor 710 in the present invention and critical component assembling process are as follows:
(1), mouse cage I type water-cooled motor 710 assembles
Stator 251 is fixed on motor casing 210 endoporus, rotor 252 is fixed at motor rotary shaft 240 maximum gauge
And corresponding with stator 251 position, with eight protecgulum screws 221 pass through end cap casing through hole on motor front cover plate 220 with
End cap casing through hole 226 on motor casing 210 front end face matches, and is fixed on outside motor by motor front cover plate 220
On the front end face of shell 210, fixed fore bearing 225 cylindrical, fore bearing on the Front Cover Bearing hole 224 of motor front cover plate 220
The fore bearing section 245 of the 225 fixed motor rotary shafts of endoporus 240;With other eight rear cover screws 231 and motor casing 210
Casing rear end face screw 236 on rear end face matches, and motor back shroud 230 is fixed on motor casing 210 rear end face,
Fixed rear bearing 235 cylindrical on the bonnet central blind hole 234 of motor back shroud 230, rear bearing 235 endoporus is fixed electronic
The rear bearing section 243 of machine rotating shaft 240.Cable 55 passes through the lead-in wire runners 250 being positioned on motor back shroud 230, can connect
To external control power supply.
(2), bump joint pipeline Connection Step:
(1), supercharging bump joint 743 connects, by right with conversion high pressure flange sealing surface 796 for volute outlet flange sealing surface 794
Together, flange seal gasket 795 is placed between volute outlet flange sealing surface 794 and conversion high pressure flange sealing surface 796, spiral shell
Bolt nut assembly 799 passes through volute outlet flange through hole 792 and conversion high pressure flange through hole 798 successively so that volute outlet method
Blue sealing surface 794 and conversion high pressure flange sealing surface 796 extrude flange seal gasket 795, conversion high-voltage tube 717 and spiral case simultaneously
Constitute standstill seal between flanged outlet 744 to fix;
(2) as supercharging bump joint 743 connected mode, respectively by release bump joint 746, low pressure bump joint 747 and
Pressure accumulation bump joint 749 carries out Flange joint with the pipeline of its both sides, position so that drain line 726 and pressure release runner
752 connection between constitute release bump joint 746 airtight connection fix, low pressure line 723 connect with low pressure runner 742 between structure
Become low pressure bump joint 747 airtight connection to fix, film return duct 727 constitutes pressure accumulation flange between connecting with pressure accumulation runner 751 and connects
749 airtight connections are fixed;
(3), critical component number of assembling steps:
(1) protecgulum hollow axle 280 is installed:
Hollow axle on protecgulum hollow axle 280 is regulated step 882 near with the Front Cover Bearing hole 224 on motor front cover plate 220
Interference fits at outer end, and pass through the hollow axle stepped hole 805 on protecgulum hollow axle 280 and motor with hollow axle screw 228
Protecgulum screw 227 on front shroud 220 matches, by the hollow axle flange 807 on protecgulum hollow axle 280 and motor front cover plate
Protecgulum concave station face 229 on 220 is close to fix so that the hollow axle stepped hole 284 on protecgulum hollow axle 280 and motor rotary shaft
There is between overhanging section of 246 outlines of the rotating shaft of 240 high accuracy axiality and fix machine sealing assembly 248.Meanwhile, protecgulum hollow axle
The rotation of 1.115 millimeters is had between hollow axle through hole 804 and overhanging section of 246 outlines of the rotating shaft of motor rotary shaft 240 on 280
Space.
(2) no inner-ring bearing 260 is installed:
No inner-ring bearing 260 selects RNA type separate type no inner-ring bearing.
First put among impeller stepped hole 296 and cross stepped hole escape 293 by impeller adjusting ring 292 matched in clearance to paste
On bearing hub bore bottom surface 295;Again the slight interference fit of bearing outer ring 269 on no inner-ring bearing 260 is pressed into impeller bearing
Among impeller stepped hole 296 on hub 290, then impeller bore snap ring 291 specific purpose tool is put into impeller draw-in groove 298, make
Obtain bearing outer ring 269 both sides and against impeller bore snap ring 291 and impeller adjusting ring 292 respectively.
(3) connection between impeller bearing hub 290 and motor rotary shaft 240:
The bearing outer ring 269 being fixed on impeller bearing hub 290 is inserted in together with cylinder needle roller 268 and is fixed on outer bearing and props up
Hold round 289 last points, rotate booster pump impeller 770 so that the impeller splined hole 294 on impeller bearing hub 290 and motor
Axle spline segment 249 alignment in rotating shaft 240 matches, and continues to push against impeller bearing hub 290 so that the circle on bearing outer ring 269
Post needle roller 268 is overall to be propped up with outer bearing and holds round 289 and match completely;
First take step backing-up screw 274 pass through after axial positioning retainer ring 270 centre bore with the axle head spiral shell on motor rotary shaft 240
Match in hole 247 so that the axially positioning retainer ring 270 two parallel ribs 273 and axle spline segments on step backing-up screw 274
One millimeter of axially free amount is had between 249 outer faces;
Again with five back-up ring screws 277 pass through after the positioning retainer ring through hole on axial positioning retainer ring 270 with on impeller bearing hub 290
Locking screw 297 match, axial positioning retainer ring 270 is also fastened on impeller bearing hub 290 outer face;
Finally pass through the through hole on locking catch 271 and the location on axial positioning retainer ring 270 successively with a back-up ring screw 277
Also match with the locking screw 297 on impeller bearing hub 290 after back-up ring through hole so that the catch turning on locking catch 271
Limit 272 is directed on any one flat limit on two parallel ribs 273, plays locking effect.
Three, flange pressure switch operation principle:
In Fig. 8 to Figure 19, exchanger rotor 740 uses and arranges pressure-exchange passage A-M on rotation round R position, respectively
It is: passage A, passage B, channel C, passage D, passage E, passage F, passage G, passage H, passage J, passage K, passage L, passage M,
Isolation gusset 262 is had to make to isolate between two adjacent passages;Import rotation domatic 922 by low pressure and pressure accumulation imports Rotation Slope
Face 512 and the forward slanted angle of exchanger rotor 740 end face, and rotation domatic 912 is derived in supercharging and release is derived and rotated
Domatic 522 with the reversed dip angle of exchanger rotor 740 end face, just can allow and flange pressure switch segment uniquely moves
Part exchanger rotor 740 rotates freely, and exchanger rotor 740 rotates with per second 20, completes flowing in pressure-exchange passage A-M
Direction switches, it is achieved pressure-exchange.
When the pre-treating seawater in pressure-exchange passage A-M is respectively at and low pressure runner together with the pressure accumulation sea water that dams
742 and during pressure release runner 752 same position, the pre-treating seawater of 0.2 MPa (MPa) pushes the pressure accumulation sea water that dams of atmospheric pressure
Flow downwardly among pressure release runner 752;
When the pre-treating seawater in pressure-exchange passage A-M be respectively at together with the pressure accumulation sea water that dams with supercharging runner 741 and
During pressure accumulation runner 751 same position, the pressure accumulation sea water that dams of 5.8 MPas (MPa) pushes pre-treating seawater, is injected up in supercharging
Heart round 732;The pre-treating seawater being possessed 5.8 MPas (MPa) by exchange pressure is pressurized impeller of pump by booster pump suction inlet 731
770 suctions by centrifugation power are pressurized to 6.0 MPas (MPa) and flow through volute flange outlet 744 and supercharging bump joint 743 successively,
Finally it is incorporated to high pressure sea water inlet pipe 719.
Four, reverse osmosis seawater desalting work process:
Low pressure suction pipe 711 and moisturizing suction pipe 712 are inserted into below pretreatment pool water surface 721 20 centimetres, start high pressure and supplement
Pump 714, is drawn the pre-treating seawater in sea water preprocessing pond 703 by moisturizing suction pipe 712, successively through supplementing high-voltage tube 716, pipeline
After threeway 769 and high pressure sea water inlet pipe 719, it is injected among film intake antrum 718 and directly participates in permeable membrane desalinization;
When the pressure of the pre-treating seawater in film intake antrum 718 reaches 6.0 MPas (MPa), the wherein pressure accumulation sea of damming of 80.6%
Water is dammed by reverse osmosis membrane 720, and wherein the process fresh water of 19.4% penetrates reverse osmosis membrane 720, enters among film water chamber 728, warp
Desalination water goes out pipe 729 and is transported to the stand-by region of fresh water deposit;
Fail to pass through reverse osmosis membrane 720 80.6% the pressure accumulation sea water that dams through film return duct 727, by pressure accumulation bump joint 749
Enter into pressure accumulation runner 751 position, participate in the pressure accumulation sea water experience wave of damming of lower half among pressure-exchange passage A-M
Raising and lowering, rotates to pressure release runner 752 position along with exchanger rotor 740 after pressure release, flows through release bump joint 746,
Emit from drain line 726 or deliver to downstream processes;
Meanwhile, start low pressure lift pump 722, low pressure suction pipe 711 draw the pretreatment sea in sea water preprocessing pond 703
Water, successively after low pressure line 723 and low pressure bump joint 747, is injected into low pressure runner 742 position, participates in pressure-exchange
Among passage A-M, the pre-treating seawater experience wave raising and lowering of the first half, rotates along with exchanger rotor 740 after supercharging
To supercharging runner 741 position, flow through supercharging bump joint 743 and pipeline threeway 769 successively, after being incorporated to high pressure sea water inlet pipe 719,
It is injected among film intake antrum 718 and directly participates in permeable membrane desalinization.
Owing to exchanger rotor 740 rotates with per second 20, the pre-treating seawater among pressure-exchange passage A-M with dam
Between pressure accumulation sea water, contact surface can produce blending, learns that blending amount only accounts for participation reverse osmosis membrane 720 amount of work 1% after tested.Increase
Manage blue pressure-exchange and promote pump, the pressure accumulation sea water that dams of fail to pass through reverse osmosis membrane 720 80.6% is obtained efficient recovery
Utilize, reach the effect of energy-saving and emission-reduction.
Five, the above-mentioned prominent substantive distinguishing features of the present invention, it is ensured that can bring the most progressive following effect:
1, the present invention use flange connection dismounting, easy to maintenance, particularly set up flange pressure-exchange promote pump, pressure
Promote the booster pump suction inlet 731 on flange pump portion the most right with the supercharging center round 732 on flange pressure switch segment
Standard, not only compact conformation, and, low pressure lift pump 722 only needs to account for the pre-place participating in reverse osmosis membrane 720 amount of work 80.6%
The pressure of reason sea water brings up to 0.2 MPa (MPa), so that it may complete have being cut of 5.8 MPas (MPa) in film return duct 727
Stream pressure accumulation sea water realizes pressure-exchange, it is ensured that mouse cage I type water-cooled motor 710 only needs the pretreatment by accounting for amount of work 80.6%
The pressure of sea water brings up to 6.0 MPas (MPa) from 5.8 MPas (MPa) again;Account for and participate in reverse osmosis membrane 720 amount of work 80.6%
Pressure differential during the segmentation of pre-treating seawater improves only has 0.46 MPa (MPa), and energy-saving effect is obvious;
The acquisition fresh water penetrating reverse osmosis membrane 720 accounts for participation reverse osmosis membrane 720 amount of work 19.4%, accounts for participation reverse osmosis membrane 720
The pre-treating seawater of amount of work 19.4%, through high pressure make-up pump 714, directly brings up to 6.0 MPas (MPa) from atmospheric pressure;Aobvious
So, the reverse osmosis membrane Seawater Desalination Project setting up flange pressure-exchange lifting pump promotes pump with not having flange pressure exchange
Reverse osmosis membrane Seawater Desalination Project compares, and the energy consumption obtaining unit fresh water reduces about 30%.
2, having impeller stepped hole 296 and impeller splined hole 294 on booster pump impeller 770, there is axle overhanging section of 246 outer ends of rotating shaft
Spline segment 249, protecgulum hollow axle 280 passes through shaft extension hand-hole 285 and is positioned at the flange supercharging pump housing 730 spiral case, outer bearing
Propping up to hold round and be combined with no inner-ring bearing 260 on 289, no inner-ring bearing 260 supports impeller bearing hub 290, rotating shaft overhanging section 246
Passing through hollow axle stepped hole 284, axle spline segment 249 and impeller splined hole 294 engage each other overhanging for rotating shaft section of 246 moment of torsion transmission
To booster pump impeller 770;Said structure achieves motor rotary shaft 240 and fore bearing 225 and rear bearing 235 is only subjected to pure
Moment of torsion, and radial force produced by spline engagement is born by no inner-ring bearing 260 completely, is only operated at protecgulum hollow axle
On 280, it is entirely avoided the rotating shaft on motor rotary shaft 240 bears radial force for overhanging section 246, improve mouse cage I type water-cooled electricity
Motivation 710 service life;
Flange pressure switch segment controls without elements such as the driving of any external electrical equipment and switch valves, imports rotation by low pressure
Turn domatic 922 and pressure accumulation import rotate domatic 512 with the forward slanted angle of exchanger rotor 740, and supercharging derives and rotates
Domatic 912 and pressure accumulation import rotate domatic 512 with the reversed dip angle of exchanger rotor 740, flange pressure just can be allowed to exchange
In machine part, unique movement parts exchanger rotor 740 rotates freely, completes flow direction switching in pressure-exchange passage A-M,
Realize pressure-exchange, it is to avoid the contingency that employing any electrical equipment control may cause occurs.
3, horizontal flange it is in series with between low pressure line 723 and low pressure suction pipe 711 permanent to stream device 713, annular flow road junction 622
It is connected this special setting with there being four tracts of runners 688 of deformation between circular flow channel mouth 621, it is ensured that the wink in low pressure runner 742
State high pressure sea water will not produce reverse counterflow, operates safe and reliable;The permanent rotation spool 620 in stream device 713 of horizontal flange has
Standby rotation is sensitive, has four tracts of runners 688 of deformation to be connected this special set between annular flow road junction 622 with circular flow channel mouth 621
Put so that horizontal flange is permanent does not has any obstruction parts such as spring-like in stream device 713 global facility, can be achieved with permanent to stream
Dynamic function, completely eliminates because the pipeline fittings fault on low pressure suction pipe 711 affects the hidden danger that the present invention breaks down.
4, vertical flange it is in series with between high pressure make-up pump 714 import and moisturizing suction pipe 712 permanent to stream device 724, this spy
Different setting, it is ensured that the high pressure sea water supplementing 6 MPas (MPa) in high-voltage tube 716 will not produce reverse counterflow, and operation safety can
Lean on.The permanent ring cavity 166 in stream device 724 of vertical flange is arranged so that it is permanent to stream that mobile spool 170 is suspended in vertical flange
Within device 724, mobile spool 170 integrated suspension structure is allowed to be possessed unlatching, closes agility;Make vertical flange permanent to stream device
724 global facilities do not have any obstruction parts such as spring-like, can be achieved with permanent to flowing function, completely eliminate because of moisturizing
Pipeline fittings fault on suction pipe 712 affects the hidden danger that the present invention normally works.
5, mouse cage I type water-cooled motor 710 have employed the spiral shell having pre-buried casting on motor casing 210 cylinder
Rotation cooling tube 222, spiral cooling tube 222 two ends are respectively communicated with water outlet boss 219 and water inlet boss 239, can be after grouping Processing
Assemble again, particularly convenient fast;Being water-cooled the air cooling structure substituting well-known power machine, long-term work will not be generated heat.
6, the outer bearing of evanohm hard wear-resistant coating props up and holds round 289 surfaces, the no inner-ring bearing of combination silicon carbide ceramics
260, corrosion resistance and wearability are all eager to excel more than 19.4% than conventional stainless steel material.
Claims (2)
1. evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool, including sea water preprocessing pond (703), low pressure suction pipe
(711), low pressure lift pump (722), moisturizing suction pipe (712), high pressure make-up pump (714), pipeline threeway (769), reverse osmosis membrane
(720) and flange pressure exchange promote pump, reverse osmosis membrane (720) both sides are respectively film intake antrum (718) and film water chamber
(728), flange pressure exchange promotes has supercharging bump joint (743), release bump joint (746), low pressure flange to connect on pump
Head (747) and pressure accumulation bump joint (749), by film return duct between pressure accumulation bump joint (749) and film intake antrum (718)
(727) connecting, film water chamber (728) is connected to desalination water and goes out pipe (729), and film intake antrum (718) is suitable for reading with pipeline threeway (769)
Between connected by high pressure sea water inlet pipe (719), high by conversion between supercharging bump joint (743) and pipeline threeway (769) side port
Pressure pipe (717) connects, and high pressure make-up pump (714) series connection is positioned on supplementary high-voltage tube (716), supplements high-voltage tube (716) and is connected to
Pipeline threeway (769) end opening, between low pressure lift pump (722) outlet and low pressure bump joint (747) by low pressure line (723) even
Connecing, release bump joint (746) is connected to drain line (726);Described supercharging bump joint (743) includes volute outlet method
Blue sealing surface (794) and change high pressure flange sealing surface (796) and bolt and nut component (799) and flange seal gasket
(795), volute outlet flange sealing surface (794) has volute outlet flange through hole (792), change high pressure flange sealing surface
(796) having conversion high pressure flange through hole (798) on, bolt and nut component (799) passes through volute outlet flange through hole (792) and turns
Change high pressure flange through hole (798) and flange seal gasket (795) is fixed on volute outlet flange sealing surface (794) and conversion high pressure
Between flange sealing surface (796);It is characterized in that:
Horizontal flange it is in series with permanent to stream device between described low pressure lift pump (722) import and described low pressure suction pipe (711)
(713) vertical flange it is in series with between, described high pressure make-up pump (714) import and described moisturizing suction pipe (712) permanent to stream
Device (724), described flange pressure exchange promotes pump by boost in pressure flange pump portion and flange pressure switch segment institute
Composition, boost in pressure flange pump is driven by mouse cage I type water-cooled motor (710);
Described flange pressure switch segment includes exchanger rotor (740), exchanger urceolus (779) and pretreatment water end (W.E.)
Lid (745) and trap water end cap (754), exchanger rotor (740) has two ends of rotor face (924) and rotor outer circle (821), turns
Coordinating for rotary sliding between sub-cylindrical (821) with exchanger urceolus (779) inner circle, exchanger rotor has circumference on (740)
The pressure-exchange passage A-M of annular configuration and rotor center through hole (825);
Described boost in pressure flange pump portion includes the flange supercharging pump housing (730) and booster pump impeller (770), and with described
Mouse cage I type water-cooled motor (710) composition one, the flange supercharging pump housing (730) inner chamber has volute flange export (744), method
Described supercharging bump joint (743), the flange supercharging pump housing (730) front end face is had to divide in the blue supercharging pump housing (730) radially gabarit
There are not booster pump suction inlet (731) and overall fixing threaded hole (772), supercharging ring flange (773) has through hole and overall fixing threaded hole
(772) corresponding, the through hole that trip bolt passes through on supercharging ring flange (773) coordinates, by supercharging with overall fixing threaded hole (772)
Center round (732) alignment booster pump suction inlet (731);
Described outer bearing props up and holds round the evanohm hard, wear-resistant painting that (289) surface has a layer thickness to be 0.60 0.62 millimeters
Layer;The material of evanohm hard wear-resistant coating is elementary composition by following percentage by weight: Cr:15 17%, Nb:3.4
3.6%, Mo:2.7 2.9%, W:2.4 2.6%, Ni:2.3 2.5%, Ti:2.1 2.3%, C:1.1 1.3%, surplus is
Fe and inevitably impurity;The weight percent content of described impurity is: Sn less than 0.07%, Si less than 0.21%, Mn few
In 0.028%, S less than 0.013%, P is less than 0.017%;The material Specifeca tion speeification of evanohm hard wear-resistant coating is: Lip river
Family name's hardness HRC value is 61 63;
The overall material of described no inner-ring bearing (260) is silicon carbide ceramics, and this silicon carbide ceramics with SiC (carborundum) is
Base material, is equipped with mineralizer MgO (magnesium oxide), BaCO3(brium carbonate) and bonding clay form, and the weight hundred of its each component
Proportion by subtraction content is SiC:94 96%, MgO:1.5 1.7%, BaCO3: 1.3 1.5%, remaining is bonding clay.
Evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool the most according to claim 1, is characterized in that: institute
The mouse cage I type water-cooled motor (710) stated includes motor casing (210), motor front cover plate (220), motor back shroud
(230), motor rotary shaft (240), lead-in wire runners (250), motor stator (251) and motor rotor (252), motor stator
Son (251) is fixed on described motor casing (210) endoporus, and motor rotor (252) is fixed on motor rotary shaft (240)
At maximum gauge and corresponding with described motor stator (251) position, protecgulum screw (221) passes through motor front cover plate
(220) end cap casing through hole (226) on matches, by electricity with the casing end face screw on motor casing (210) front end face
Motivation front shroud (220) is fixed on the front end face of motor casing (210);
Having rear bearing section (243) and fore bearing section (245) on motor rotary shaft (240), fore bearing section (245) rotating shaft of ining succession is overhanging
Section (246), there is axle spline segment (249) overhanging section of (246) outer end of rotating shaft;
Front Cover Bearing hole (224) is had, Front Cover Bearing hole (224) upper fixed fore bearing on described motor front cover plate (220)
(225) cylindrical, fore bearing (225) endoporus is fixed in fore bearing section (245), and rear cover screw (231) is by motor back shroud
(230) it is fixed on described motor casing (210) rear end face;There is bonnet center blind on described motor back shroud (230)
Hole (234), upper fixed rear bearing (235) cylindrical of bonnet central blind hole (234), rear bearing (235) endoporus is fixed on rear bearing
In section (243);There are water outlet boss (219) and water inlet boss (239), motor casing in described motor casing (210) top
(210) spiral cooling tube (222), spiral cooling tube (222) two ends is had to be respectively communicated with water outlet boss (219) and water inlet on cylinder
Boss (239);Described lead-in wire runners (250) is positioned on described motor back shroud (230), and cable (255) passes through and draws
Stitch seat (250);
Water outlet taper thread (217), water outlet taper thread (217) bottom is had to have water outlet through hole on described water outlet boss (219)
(218), described water inlet boss (239) having into water taper thread (237), water inlet taper thread (237) bottom has into water through hole
(238), described spiral cooling tube (222) two ends are respectively communicated with described water outlet through hole (218) and described water inlet is passed through
Perforation (238).
Priority Applications (1)
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CN201610692491.XA CN106122041A (en) | 2016-08-20 | 2016-08-20 | Evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool |
Applications Claiming Priority (1)
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CN201610692491.XA CN106122041A (en) | 2016-08-20 | 2016-08-20 | Evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool |
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CN201610692491.XA Withdrawn CN106122041A (en) | 2016-08-20 | 2016-08-20 | Evanohm flange mouse cage water-cooled motor islands and reefs Fresh water producer tool |
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Cited By (1)
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CN104928886A (en) * | 2015-06-30 | 2015-09-23 | 张筱秋 | Zinc-alloy squirrel-cage type motor flange spring buffer washing cylinder |
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Application publication date: 20161116 |