CN103880120A - Low/high-purity rotating magnetic field and water pump type reverse osmosis seawater desalination device - Google Patents
Low/high-purity rotating magnetic field and water pump type reverse osmosis seawater desalination device Download PDFInfo
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- CN103880120A CN103880120A CN201410134163.9A CN201410134163A CN103880120A CN 103880120 A CN103880120 A CN 103880120A CN 201410134163 A CN201410134163 A CN 201410134163A CN 103880120 A CN103880120 A CN 103880120A
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- 239000013535 sea water Substances 0.000 claims description 212
- 230000003487 anti-permeability effect Effects 0.000 claims description 113
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 91
- 238000001223 reverse osmosis Methods 0.000 claims description 85
- 229910001220 stainless steel Inorganic materials 0.000 claims description 51
- 239000010935 stainless steel Substances 0.000 claims description 51
- 239000013505 freshwater Substances 0.000 claims description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 239000012528 membrane Substances 0.000 claims description 30
- 238000010612 desalination reaction Methods 0.000 claims description 25
- 239000000919 ceramic Substances 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910052755 nonmetal Inorganic materials 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 230000000630 rising effect Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 238000011033 desalting Methods 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000000752 ionisation method Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a low/high-purity rotating magnetic field and water pump type reverse osmosis seawater desalination device. Seawater enters a seawater pump from a rear end cover, an electric motor rotates to drive pump vanes to rotate, and concentrated seawater with relatively large specific gravity flows into a concentrated seawater pipe after being thrown away from small holes in the edge of a shell under the actions of centrifugal forces of rotating pump vanes and a rotating magnetic field. The rotating direction of the rotating magnetic field is same as that of reverse osmosis pump vanes, and the rotating speed of the rotating magnetic field is far larger than that of the pump vanes. In a low-purity seawater desalination device, fresh water flows out of a fresh water pipe on a front end cover after passing through a small hole in a rear plate of the front end cover of a foremost-grade seawater pump. In a high-purity seawater desalination device, the fresh water enters a hollow stainless steel rotating shaft after passing through a ceramic reverse osmosis pipe arranged among the reverse osmosis pump vanes or a double-layer stainless steel net pipe in which a reverse osmosis membrane is sandwiched; the fresh water flows out of the fresh water pipe of a barrel cover after passing through a ceramic reverse osmosis barrel arranged at the front end of the foremost-grade seawater pump or a double-layer stainless steel net barrel in which a reverse osmosis membrane is sandwiched; concentrated seawater flows out of a concentrated seawater pipe on the front end cover.
Description
Technical field:
The present invention relates to a kind of low, high purity rotatingfield and water pump type reverse osmosis desalination device.
Background technology:
The method of sea water desaltination has many kinds, for example: ionization method, electrolysis method, trash ice water dumping valve, Rotational magnetic field method, positive osmose process, reverse osmosis method, method of evaporation.But, can widely usedly only have reverse osmosis method and multi-effect flashing steam to send out.The fresh water purity that reverse osmosis seawater desalting method is produced is very high, can directly drink; But this fresh water the inside lacks mineral substance, is unfavorable for healthy.So, this fresh water and tap water be mixed, could be for resident.Rotational magnetic field method sea water desaltination, due to concentrated seawater in device remove difficulty and the fresh water purity produced too low, and cannot commercialization.In addition, the reverse osmosis membrane in reverse osmosis desalination device is easy to blocked, often rinse.The fresh water cost that reverse osmosis seawater desalting is produced is high more a lot of than the tap water of producing with underground water or surface water, lean on government subsidy to run.
Summary of the invention:
Low-purity rotatingfield of the present invention and water pump type reverse osmosis desalination device structure are as follows: electric motor drives the solid spindle of the multistage sea-water pump that multistage anti-permeability pump leaf is housed to rotate by shaft coupling.Anti-permeability pump leaf is to be made up of the mechanically resistant material that is inlaid with reverse osmosis pottery blade face or the middle two-ply foam pottery blade face that accompanies reverse osmosis membrane.The shape of anti-permeability pump leaf is similar to the fan blade of aerofoil fan.Front end end cover and rear end cap that the multistage sea-water pump of multistage anti-permeability pump leaf is housed are metal ends, and the shell that the multistage sea-water pump of multistage anti-permeability pump leaf is housed is non-metal shell.Bearing and sealing-ring are housed between front end end cover and rear end cap and solid spindle.Be equipped with before large after the pump housing of multistage sea-water pump of multistage anti-permeability pump leaf little.The rear end cap that the multistage sea-water pump of multistage anti-permeability pump leaf is housed is hollow, has many apertures to be communicated with in pump on the header board of rear end cap, on the rear plate of rear end cap, seawater water inlet pipe is housed.In enclosure location at the front end of every one-level sea-water pump near maximum diameter, have a circle aperture, with ring cover separately, the front end of sea-water pumps at different levels, that encloses aperture and covers, receives on other sea water desalinating plants with concentrated seawater pipe.The front end end cover that the multistage sea-water pump of multistage anti-permeability pump leaf is housed is hollow, has many apertures to be communicated with in pump on the rear plate of front end end cover, and fresh water rising pipe is housed on front end end cover.On the shell of every one-level sea-water pump, can overlap the stator that has coil is housed, the stator of coil is housed identical with the stator of threephase asynchronous machine.While not using the stator that coil is housed, the shell of multistage sea-water pump is metal shell.
Use low-purity rotatingfield and the water pump type reverse osmosis desalination device of this structure, when electric motor forward, to clockwise rotate every one-level anti-permeability pump leaf be all that seawater is pushed away forward to multistage anti-permeability pump leaf, part fresh water is stayed after pump leaf through anti-permeability pump leaf, concentrated seawater can not be stayed before pump leaf through anti-permeability pump leaf, the concentrated seawater that proportion is larger is thrown toward shell under the centrifugal force of rotor pump leaf and the effect of rotatingfield, and push away to direction of that circle concentrated seawater ostium excurrens on shell at the corresponding levels, that circle concentrated seawater ostium excurrens that concentrated seawater is passed on shell at the corresponding levels flows out from concentrated seawater pipe, then enter another sea water desalinating plant.Turning to of rotatingfield is identical with turning to of anti-permeability pump leaf, and rotatingfield rotating speed much larger than the rotating speed of anti-permeability pump leaf.During due to electric motor forward, to clockwise rotate each grade of anti-permeability pump leaf be that seawater is pushed away forward to multistage anti-permeability pump leaf, and the hydraulic pressure in multistage sea-water pump increases; Therefore in the situation of electric motor forward, the hydraulic pressure in the seawater water inlet pipe on the rear end cap of multistage sea-water pump can be less.It is to pusher concentrated seawater that electric motor multistage anti-permeability pump leaf of when reversion rotates counterclockwise each grade of anti-permeability pump leaf, hydraulic pressure in multistage sea-water pump is reduced, therefore require the seawater in the seawater water inlet pipe on the rear end cap of multistage sea-water pump to have larger pressure.The multistage anti-permeability pump leaf of electric motor reversion rotates counterclockwise just as the sieve of Multi-stage rotary passes through by fresh water, and the concentrated seawater sifting out is stayed after pump leaf.The concentrated seawater that proportion is larger under the centrifugal force of rotor pump leaf and the effect of rotatingfield, is thrown toward shell and that direction of enclosing concentrated seawater ostium excurrens on shell at the corresponding levels pushes away, that circle concentrated seawater ostium excurrens that concentrated seawater is passed on shell at the corresponding levels flows out from concentrated seawater pipe, then enters another sea water desalinating plant.Turning to of rotatingfield is identical with turning to of anti-permeability pump leaf, and rotatingfield rotating speed much larger than the rotating speed of anti-permeability pump leaf.Fresh water through the front end end cover of previous stage sea-water pump after aperture on plate, the fresh water pipe from front end end cover flows out.
High purity rotatingfield of the present invention is as follows with water pump type reverse osmosis desalination device structure: electric motor drives the stainless steel hollow rotating shaft of one end sealing of the multistage sea-water pump that multistage anti-permeability pump leaf is housed to rotate by shaft coupling, both the rotating shaft of electric motor was docked with the blind end of stainless steel hollow rotating shaft of the multistage sea-water pump that multistage anti-permeability pump leaf is housed by shaft coupling.On stainless steel hollow rotating shaft between anti-permeability pump leaf, be drilled with many apertures, be drilled with and permitted the double-layer stainless steel webmaster that outside lacunary stainless steel hollow rotating shaft, surface cover has ceramic reverse osmosis pipe or accompanies reverse osmosis membrane at these.Anti-permeability pump leaf is to be made up of the mechanically resistant material that is inlaid with reverse osmosis pottery blade face or the middle two-ply foam pottery blade face that accompanies reverse osmosis membrane, and the shape of anti-permeability pump leaf is similar to the fan blade of aerofoil fan.The end cap that the multistage sea-water pump of multistage anti-permeability pump leaf is housed is metal end.Between front end end cover and rear end cap and stainless steel hollow rotating shaft, bearing and sealing-ring are housed.The shell that the multistage sea-water pump of multistage anti-permeability pump leaf is housed is non-metal shell.Be equipped with before large after the pump housing of multistage sea-water pump of multistage anti-permeability pump leaf littlely, the rear end cap that the multistage sea-water pump of multistage anti-permeability pump leaf is housed is hollow, has that many apertures and pump are interior to be communicated with on the header board of rear end cap, on the rear plate of rear end cap, seawater water inlet pipe is housed.In enclosure location at the front end of every one-level sea-water pump near maximum diameter, have a circle aperture, with ring cover separately, the front end of sea-water pumps at different levels, that encloses aperture and covers, receives on other sea water desalinating plants with pipe.The front end of that one-level sea-water pump is equipped with ceramic reverse osmosis bucket or accompanies the double-layer stainless steel net bucket of reverse osmosis membrane up front, and ceramic reverse osmosis bucket or the outer surface cover of double-layer stainless steel net bucket that accompanies reverse osmosis membrane have bucket cover, and bucket cover is connected to high purity fresh water pipe.The front end end cover that the multistage sea-water pump of multistage anti-permeability pump leaf is housed is hollow, has many apertures to be communicated with in pump on the rear plate of front end end cover, concentrated seawater rising pipe is housed on front end end cover and receives on other sea water desalinating plants.Another high purity fresh water pipe of the loose joint of the end outlet of stainless steel hollow rotating shaft by organo-silicone rubber sealing-ring is housed picks out.On the shell of every one-level sea-water pump, all overlap the stator that has coil is housed, the stator of coil is housed identical with the stator of threephase asynchronous machine.While not using the stator that coil is housed, the shell of multistage sea-water pump is metal shell.
Use high purity rotatingfield and the water pump type reverse osmosis desalination device of this structure, when electric motor forward, to clockwise rotate every one-level anti-permeability pump leaf be all that seawater is pushed away forward to multistage anti-permeability pump leaf, part fresh water is stayed after pump leaf through anti-permeability pump leaf, another part fresh water is drilled with the double-layer stainless steel webmaster of being permitted the outer surface cover of lacunary stainless steel hollow rotating shaft and having ceramic reverse osmosis pipe or accompany reverse osmosis membrane and enters stainless steel hollow rotating shaft through anti-permeability pump leaf, flows out from the end of stainless steel hollow rotating shaft.Concentrated seawater can not be stayed before pump leaf through anti-permeability pump leaf, the concentrated seawater that proportion is larger under the centrifugal force of rotor pump leaf and the effect of rotatingfield, is thrown toward shell and that direction of enclosing concentrated seawater ostium excurrens on shell at the corresponding levels pushes away, that circle concentrated seawater ostium excurrens that concentrated seawater is passed on shell at the corresponding levels flows out from concentrated seawater pipe, then enters another sea water desalinating plant.Turning to of rotatingfield is identical with turning to of anti-permeability pump leaf, and rotatingfield rotating speed much larger than the rotating speed of anti-permeability pump leaf.During due to electric motor forward, to clockwise rotate every one-level anti-permeability pump leaf be all that seawater is pushed away forward to multistage anti-permeability pump leaf, hydraulic pressure in multistage sea-water pump increases, and is conducive to like this fresh water and between anti-permeability pump leaf, is drilled with the double-layer stainless steel webmaster of being permitted surface cover lacunary stainless steel hollow rotating shaft and having ceramic reverse osmosis pipe or accompany reverse osmosis membrane and enters stainless steel hollow rotating shaft; Therefore in the situation of electric motor forward, the hydraulic pressure in the seawater water inlet pipe on the rear end cap of multistage sea-water pump can be less.Electric motor multistage anti-permeability pump leaf of when reversion rotate counterclockwise every one-level anti-permeability pump leaf be all concentrated seawater to pusher, the hydraulic pressure in multistage sea-water pump is reduced, therefore require the seawater in the seawater water inlet pipe on the rear end cap of multistage sea-water pump to have larger pressure.The multistage anti-permeability pump leaf of electric motor reversion rotates counterclockwise just as the sieve of Multi-stage rotary passes through by fresh water, and the concentrated seawater sifting out is stayed after pump leaf.The concentrated seawater that proportion is larger under the centrifugal force of rotor pump leaf and the effect of rotatingfield, is thrown toward shell and that direction of enclosing concentrated seawater ostium excurrens on shell at the corresponding levels pushes away, that circle concentrated seawater ostium excurrens that concentrated seawater is passed on shell at the corresponding levels flows out from concentrated seawater pipe, then enters another sea water desalinating plant.Turning to of rotatingfield is identical with turning to of anti-permeability pump leaf, and rotatingfield rotating speed much larger than the rotating speed of anti-permeability pump leaf.The concentration of the seawater in every like this one-level sea-water pump reduces, and is conducive to fresh water and through anti-permeability pump leaf, is drilled with and is permitted lacunary stainless steel hollow rotating shaft double-layer stainless steel webmaster that surface cover has ceramic reverse osmosis pipe or accompanies reverse osmosis membrane outward and enter stainless steel hollow rotating shaft.That one-level sea-water pump concentration of seawater minimum out from foremost, is conducive to the double-layer stainless steel net bucket that fresh water is equipped with ceramic reverse osmosis bucket through the sea-water pump front end of that one-level of foremost or accompanies reverse osmosis membrane, and flows out from the fresh water pipe of bucket cover; The concentrated seawater pipe of concentrated seawater after concentrated from front end end cover flows out, and then enters another sea water desalinating plant dress.
Low-purity rotatingfield of the present invention and water pump type reverse osmosis desalination device, the fresh water purity of producing when electric motor forward is not high, but output is very high.Low-purity rotatingfield of the present invention and water pump type reverse osmosis desalination device, the fresh water purity of producing when electric motor reversion is higher, but output is not high.The fresh water that low-purity rotatingfield and water pump type reverse osmosis desalination device are produced is lower than the purity that the fresh water that the traditional reverse osmosis desalination device of reverse osmosis membrane core produces is housed; But the cost of producing fresh water with it is also lower.The not high fresh water of purity can be for agricultural irrigation, or mixes for resident with tap water.The purity of the fresh water that high purity rotatingfield of the present invention is produced with water pump type reverse osmosis desalination device is identical with the purity that the fresh water that the traditional reverse osmosis desalination device of reverse osmosis membrane core produces is housed, and output is high, thereby cost is low.Because seawater multistage sea-water pump is in the present invention in dynamically, so concentrated seawater can not be accumulated in ceramic reverse osmosis pipe or accompany on the double-layer stainless steel webmaster of reverse osmosis membrane or ceramic reverse osmosis bucket or accompany on the double-layer stainless steel net bucket of reverse osmosis membrane, stops up reverse osmosis membrane or reverse osmosis pottery.Concentrated seawater is discharged in time, is conducive to reduce the reverse osmotic pressure that the fresh water in lower concentration seawater passes reverse osmosis membrane.
Accompanying drawing explanation:
Below in conjunction with the drawings and specific embodiments, the present invention is done to further concrete detailed explanation.
Fig. 1 is low-purity rotatingfield of the present invention and water pump type reverse osmosis desalination device sectional view.
Fig. 2 is high purity rotatingfield of the present invention and water pump type reverse osmosis desalination device sectional view.
Fig. 3 is low-purity rotatingfield of the present invention and water pump type reverse osmosis desalination device A-A cross-sectional view.
Fig. 4 is high purity rotatingfield of the present invention and water pump type reverse osmosis desalination device B-B cross-sectional view.
Embodiment:
Shown in Fig. 1 and Fig. 3, low-purity rotatingfield of the present invention and water pump type reverse osmosis desalination device structure are as follows: electric motor 1 drives the solid spindle 2 of the multistage sea-water pump that multistage anti-permeability pump leaf 3 is housed to rotate by shaft coupling.Anti-permeability pump leaf 3 is to be made up of the mechanically resistant material that is inlaid with reverse osmosis pottery blade face or the middle two-ply foam pottery blade face that accompanies reverse osmosis membrane.The shape of anti-permeability pump leaf 3 is similar to the fan blade of aerofoil fan.Front end end cover 5 and rear end cap 4 that the multistage sea-water pump of multistage anti-permeability pump leaf 3 is housed are metal ends, and the shell 6 that the multistage sea-water pump of multistage anti-permeability pump leaf is housed is non-metal shells 6.Between front end end cover 5 and rear end cap 4 and solid spindle 2, bearing 7 and sealing-ring are housed.Be equipped with before large after the pump housing of multistage sea-water pump of multistage anti-permeability pump leaf 3 little.The rear end cap 4 that the multistage sea-water pump of multistage anti-permeability pump leaf 3 is housed is hollow, has many apertures to be communicated with in pump on the header board of rear end cap 4, on the rear plate of rear end cap 4, seawater water inlet pipe 11 is housed.On shell 6 positions at the front end of every one-level sea-water pump near maximum diameter, have a circle aperture, with ring cover separately, the front end of sea-water pumps at different levels, that encloses aperture and covers, receives on other sea water desalinating plants with concentrated seawater pipe 12.The front end end cover 5 that the multistage sea-water pump of multistage anti-permeability pump leaf 3 is housed is hollow, has many apertures to be communicated with in pump on the rear plate of front end end cover 5, and fresh water pipe 13 is housed on front end end cover 5.On the shell 6 of every one-level sea-water pump, can overlap the stator 8 that has coil is housed, the stator 8 that coil is housed is identical with the stator of threephase asynchronous machine.While not using the stator 8 that coil is housed, the shell 6 of multistage sea-water pump is metal shell 6.
Shown in Fig. 1 and Fig. 3, use low-purity rotatingfield and the water pump type reverse osmosis desalination device of this structure, when electric motor 1 forward, to clockwise rotate every one-level anti-permeability pump leaf 3 be all that seawater is pushed away forward to multistage anti-permeability pump leaf 3, part fresh water is stayed after pump leaf through anti-permeability pump leaf 3, concentrated seawater can not be stayed before pump leaf through anti-permeability pump leaf 3, the concentrated seawater that proportion is larger is thrown toward shell 6 under the centrifugal force of rotor pump leaf 3 and the effect of rotatingfield, and push away to direction of that circle concentrated seawater ostium excurrens on shell 6 at the corresponding levels, that circle concentrated seawater ostium excurrens that concentrated seawater is passed on shell 6 at the corresponding levels flows out from concentrated seawater pipe 12, then enter another sea water desalinating plant.Turning to of rotatingfield is identical with turning to of anti-permeability pump leaf 6, and rotatingfield rotating speed much larger than the rotating speed of anti-permeability pump leaf 3.During due to electric motor 1 forward, to clockwise rotate each grade of anti-permeability pump leaf 3 be that seawater is pushed away forward to multistage anti-permeability pump leaf, and the hydraulic pressure in multistage sea-water pump increases; Therefore in the situation of electric motor 1 forward, the hydraulic pressure of 11 li of seawater water inlet pipes on the rear end cap 4 of multistage sea-water pump can be less.When electric motor 1 reverses, to rotate counterclockwise every one-level anti-permeability pump leaf 3 be all to pusher concentrated seawater to multistage anti-permeability pump leaf 3, hydraulic pressure in multistage sea-water pump is reduced, therefore require the seawater of 11 li of seawater water inlet pipes on the rear end cap 4 of multistage sea-water pump to have larger pressure.The multistage anti-permeability pump leaf 3 that electric motor 1 reverses rotates counterclockwise just as the sieve of Multi-stage rotary passes through by fresh water, and the concentrated seawater sifting out is stayed after pump leaf.The concentrated seawater that proportion is larger under the centrifugal force of rotor pump leaf and the effect of rotatingfield, is thrown toward shell 6 and that direction of enclosing concentrated seawater ostium excurrens on shell 6 at the corresponding levels pushes away, that circle concentrated seawater ostium excurrens that concentrated seawater is passed on shell 6 at the corresponding levels flows out from concentrated seawater pipe 12, then enters another sea water desalinating plant.Turning to of rotatingfield is identical with turning to of anti-permeability pump leaf 3, and rotatingfield rotating speed much larger than the rotating speed of anti-permeability pump leaf 3.Fresh water is through aperture on the rear plate of front end end cover 5 of previous stage sea-water pump, and the fresh water pipe 13 from front end end cover 5 flows out.
Shown in Fig. 2 and Fig. 4, high purity rotatingfield of the present invention is as follows with water pump type reverse osmosis desalination device structure: electric motor 1 drives the stainless steel hollow rotating shaft 2 ' of one end sealing of the multistage sea-water pump that multistage anti-permeability pump leaf 3 is housed to rotate by shaft coupling, both the rotating shaft of electric motor 1 was docked with the blind end of stainless steel hollow rotating shaft 2 ' of the multistage sea-water pump that multistage anti-permeability pump leaf 3 is housed by shaft coupling.On stainless steel hollow rotating shaft 2 ' between anti-permeability pump leaf 3, be drilled with many apertures, be drilled with and permitted the double-layer stainless steel webmaster 9 that outside lacunary stainless steel hollow rotating shaft, surface cover has ceramic reverse osmosis pipe or accompanies reverse osmosis membrane at these.Anti-permeability pump leaf 3 is to be made up of the mechanically resistant material that is inlaid with reverse osmosis pottery blade face or the middle two-ply foam pottery blade face that accompanies reverse osmosis membrane, and the shape of anti-permeability pump leaf 3 is similar to the fan blade of aerofoil fan.The end cap that the multistage sea-water pump of multistage anti-permeability pump leaf 3 is housed is metal end.Between front end end cover 5 and rear end cap 4 and stainless steel hollow rotating shaft 2 ', bearing 7 and sealing-ring are housed.The shell 6 that the multistage sea-water pump of multistage anti-permeability pump leaf 3 is housed is non-metal shells 6.Be equipped with before large after the pump housing of multistage sea-water pump of multistage anti-permeability pump leaf 3 little, the rear end cap 4 that the multistage sea-water pump of multistage anti-permeability pump leaf 3 is housed is hollow, on the header board of rear end cap 4, there are many apertures to be communicated with in pump, on the rear plate of rear end cap 4, seawater water inlet pipe 11 are housed.On shell 6 positions at the front end of every one-level sea-water pump near maximum diameter, there is a circle aperture, that circle aperture of the front end of sea-water pumps at different levels is covered, extra largely manages 12 and receive on other sea water desalinating plants again with dense with ring cover separately.The front end of that one-level sea-water pump is equipped with ceramic reverse osmosis bucket or accompanies the double-layer stainless steel net bucket 10 of reverse osmosis membrane up front, pottery reverse osmosis bucket or the double-layer stainless steel net bucket 10 outer surface covers that accompany reverse osmosis membrane have bucket cover, and bucket cover is connected to high purity fresh water pipe 13.The front end end cover 5 that the multistage sea-water pump of multistage anti-permeability pump leaf 3 is housed is hollow, has many apertures to be communicated with in pump on the rear plate of front end end cover, concentrated seawater rising pipe 12 is housed on front end end cover 5 and receives on other sea water desalinating plants.Another high purity fresh water pipe 13 of the loose joint of the end outlet of stainless steel hollow rotating shaft 2 ' by organo-silicone rubber sealing-ring is housed picks out.On the shell 6 of every one-level sea-water pump, all overlap the stator 8 that has coil is housed, the stator 8 that coil is housed is identical with the stator of threephase asynchronous machine.While not using the stator 8 that coil is housed, the shell 6 that the multistage sea-water pump of multistage anti-permeability pump leaf is housed is metal shells 6.
Shown in Fig. 2 and 4, use high purity rotatingfield and the water pump type reverse osmosis desalination device of this structure, when electric motor 1 forward, to clockwise rotate every one-level anti-permeability pump leaf 3 be all that seawater is pushed away forward to multistage anti-permeability pump leaf 3, part fresh water is stayed after pump leaf through anti-permeability pump leaf, another part fresh water is drilled with the double-layer stainless steel webmaster 9 of being permitted the outer surface cover of lacunary stainless steel hollow rotating shaft and having ceramic reverse osmosis pipe or accompany reverse osmosis membrane and enters stainless steel hollow rotating shaft 2 ' through anti-permeability pump leaf 3, flows out from the end of stainless steel hollow rotating shaft 2 '.Concentrated seawater can not be stayed before pump leaf through anti-permeability pump leaf 3, the concentrated seawater that proportion is larger under the centrifugal force of rotor pump leaf and the effect of rotatingfield, is thrown toward shell 6 and that direction of enclosing concentrated seawater ostium excurrens on shell 6 at the corresponding levels pushes away, that circle concentrated seawater ostium excurrens that concentrated seawater is passed on shell 6 at the corresponding levels flows out from concentrated seawater pipe 12, then enters another sea water desalinating plant.Turning to of rotatingfield is identical with turning to of anti-permeability pump leaf 3, and rotatingfield rotating speed much larger than the rotating speed of anti-permeability pump leaf 3.During due to electric motor forward, to clockwise rotate each grade of anti-permeability pump leaf 3 be that seawater is pushed away forward to multistage anti-permeability pump leaf 3, hydraulic pressure in multistage sea-water pump increases, and is conducive to like this fresh water and between anti-permeability pump leaf 3, is drilled with the double-layer stainless steel webmaster 9 of being permitted surface cover lacunary stainless steel hollow rotating shaft 2 ' and having ceramic reverse osmosis pipe or accompany reverse osmosis membrane and enters stainless steel hollow rotating shaft 2 '; Therefore in the situation of electric motor 1 forward, the hydraulic pressure of 11 li of seawater water inlet pipes on the rear end cap 4 of multistage sea-water pump can be less.When electric motor 1 reverses, to rotate counterclockwise every one-level anti-permeability pump leaf 3 be all to pusher concentrated seawater to multistage anti-permeability pump leaf 3, hydraulic pressure in multistage sea-water pump is reduced, therefore require the seawater in the seawater water inlet pipe on the rear end cap 4 of multistage sea-water pump to have larger pressure.The multistage anti-permeability pump leaf 3 that electric motor 1 reverses rotates counterclockwise just as the sieve of Multi-stage rotary passes through by fresh water, and the concentrated seawater sifting out is stayed after pump leaf.The concentrated seawater that proportion is larger under the centrifugal force of rotor pump leaf and the effect of rotatingfield, is thrown toward shell 6 and that direction of enclosing concentrated seawater ostium excurrens on shell 6 at the corresponding levels pushes away, that circle concentrated seawater ostium excurrens that concentrated seawater is passed on shell 6 at the corresponding levels flows out from concentrated seawater pipe 12, then enters another sea water desalinating plant.Turning to of rotatingfield is identical with turning to of anti-permeability pump leaf 3, and rotatingfield rotating speed much larger than the rotating speed of anti-permeability pump leaf 3.The concentration of the seawater in every like this one-level sea-water pump reduces, and is conducive to fresh water and through anti-permeability pump leaf 3, is drilled with the double-layer stainless steel webmaster 9 of being permitted the outer surface cover of lacunary stainless steel hollow rotating shaft 2 ' and having ceramic reverse osmosis pipe or accompany reverse osmosis membrane and enters stainless steel hollow rotating shaft 2 '.That one-level sea-water pump concentration of seawater minimum out from foremost, is conducive to the double-layer stainless steel net bucket 10 that fresh water is equipped with ceramic reverse osmosis bucket through the sea-water pump front end of that one-level of foremost or accompanies reverse osmosis membrane, and flows out from the fresh water pipe 13 of bucket cover; The concentrated seawater pipe 12 of concentrated seawater after concentrated from front end end cover 5 flows out, and then enters another sea water desalinating plant dress.
Claims (2)
1. a low-purity rotatingfield and water pump type reverse osmosis desalination device, it is characterized in that: low-purity rotatingfield and water pump type reverse osmosis desalination device structure are as follows: electric motor (1) drives the solid spindle (2) of the multistage sea-water pump that multistage anti-permeability pump leaf (3) is housed to rotate by shaft coupling, anti-permeability pump leaf (3) is to be made up of the mechanically resistant material that is inlaid with reverse osmosis pottery blade face or the middle two-ply foam pottery blade face that accompanies reverse osmosis membrane, the shape of anti-permeability pump leaf (3) is similar to the fan blade of aerofoil fan, front end end cover (5) and rear end cap (4) that the multistage sea-water pump of multistage anti-permeability pump leaf (3) is housed are metal ends, between front end end cover (5) and rear end cap (4) and solid spindle (2), bearing (7) and sealing-ring are housed, the shell (6) that the multistage sea-water pump of multistage anti-permeability pump leaf (3) is housed is non-metal shell (6), be equipped with before large after the pump housing of multistage sea-water pump of multistage anti-permeability pump leaf (3) little, the rear end cap (4) that the multistage sea-water pump of multistage anti-permeability pump leaf (3) is housed is hollow, on the header board of rear end cap (4), there are many apertures to be communicated with in pump, seawater water inlet pipe (11) is housed on the rear plate of rear end cap (4), on shell (6) position at the front end of every one-level sea-water pump near maximum diameter, have a circle aperture, with ring cover separately, the front end of sea-water pumps at different levels, that encloses aperture and covers, receives on other sea water desalinating plants with concentrated seawater pipe (12), the front end end cover (5) that the multistage sea-water pump of multistage anti-permeability pump leaf (3) is housed is hollow, on the rear plate of front end end cover (5), there are many apertures to be communicated with in pump, fresh water rising pipe (13) is housed on front end end cover (5), on the shell (6) of every one-level sea-water pump, can overlap the stator (8) that has coil is housed, the stator (8) that coil is housed is identical with the stator of threephase asynchronous machine, while not using the stator (8) that coil is housed, the shell (6) of multistage sea-water pump is metal shell (6).
2. a high purity rotatingfield and water pump type reverse osmosis desalination device, it is characterized in that: high purity rotatingfield and water pump type reverse osmosis desalination device structure are as follows: electric motor (1) drives the stainless steel hollow rotating shaft (2 ') of one end sealing of the multistage sea-water pump that multistage anti-permeability pump leaf (3) is housed to rotate by shaft coupling, both the rotating shaft of electric motor (1) was docked with the blind end of stainless steel hollow rotating shaft (2 ') of the multistage sea-water pump that multistage anti-permeability pump leaf (3) is housed by shaft coupling, on stainless steel hollow rotating shaft (2 ') between anti-permeability pump leaf (3), be drilled with many apertures, be drilled with and permitted the double-layer stainless steel webmaster (9) that outside lacunary stainless steel hollow rotating shaft (2 '), surface cover has ceramic reverse osmosis pipe or accompanies reverse osmosis membrane at these, anti-permeability pump leaf (3) is to be made up of the mechanically resistant material that is inlaid with reverse osmosis pottery blade face or the middle two-ply foam pottery blade face that accompanies reverse osmosis membrane, the shape of anti-permeability pump leaf (3) is similar to the fan blade of aerofoil fan, front end end cover (5) and rear end cap (4) that the multistage sea-water pump of multistage anti-permeability pump leaf (3) is housed are metal ends, between front end end cover (5) and rear end cap (4) and stainless steel hollow rotating shaft (2 '), bearing (7) and sealing-ring are housed, the shell (6) that the multistage sea-water pump of multistage anti-permeability pump leaf (3) is housed is non-metal shell (6), be equipped with before large after the pump housing of multistage sea-water pump of multistage anti-permeability pump leaf (3) little, the rear end cap (4) that the multistage sea-water pump of multistage anti-permeability pump leaf (3) is housed is hollow, on the header board of rear end cap (4), there are many apertures to be communicated with in pump, seawater water inlet pipe (11) is housed on the rear plate of rear end cap (4), on shell (6) position at the front end of every one-level sea-water pump near maximum diameter, have a circle aperture, with ring cover separately, the front end of sea-water pumps at different levels, that encloses aperture and covers, receives on other sea water desalinating plants with concentrated seawater pipe (12), the front end of that one-level sea-water pump is equipped with ceramic reverse osmosis bucket or accompanies the double-layer stainless steel net bucket (10) of reverse osmosis membrane up front, pottery reverse osmosis bucket or the outer surface cover of double-layer stainless steel net bucket (10) that accompanies reverse osmosis membrane have bucket cover, and bucket covers and is connected to high purity fresh water pipe (13), the front end end cover (5) that the multistage sea-water pump of multistage anti-permeability pump leaf (3) is housed is hollow, on the rear plate of front end end cover (5), there are many apertures to be communicated with in pump, concentrated seawater rising pipe (12) are housed on front end end cover (5) and receive on other sea water desalinating plants, another high purity fresh water pipe (13) of the loose joint of the end outlet of stainless steel hollow rotating shaft (2 ') by organo-silicone rubber sealing-ring is housed picks out, on the shell (6) of every one-level sea-water pump, can overlap the stator (8) that has coil is housed, the stator of coil is housed identical with the stator of threephase asynchronous machine, while not using the stator (8) that coil is housed, the shell (6) of multistage sea-water pump is metal shell (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410134163.9A CN103880120B (en) | 2014-03-28 | 2014-03-28 | Low, high purity rotatingfield and water pump type reverse osmosis desalination device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410134163.9A CN103880120B (en) | 2014-03-28 | 2014-03-28 | Low, high purity rotatingfield and water pump type reverse osmosis desalination device |
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| CN103880120A true CN103880120A (en) | 2014-06-25 |
| CN103880120B CN103880120B (en) | 2015-12-02 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4167480A (en) * | 1976-11-23 | 1979-09-11 | Guido Mach | Process for de-salting of water and apparatus for performing this process |
| CN1243454A (en) * | 1997-01-09 | 2000-02-02 | 葛菲德国际股资公司 | Water treatment |
| CN1613786A (en) * | 2004-10-28 | 2005-05-11 | 王建中 | Pretreating method for reversing asmose seawater desalinating pulsing electromagnetic field |
| CN101519236A (en) * | 2009-01-10 | 2009-09-02 | 许建欢 | Magnetic separation seawater desalinating method and device therefor |
| CN103011354A (en) * | 2012-12-19 | 2013-04-03 | 刘冲 | Seawater desalination device |
-
2014
- 2014-03-28 CN CN201410134163.9A patent/CN103880120B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4167480A (en) * | 1976-11-23 | 1979-09-11 | Guido Mach | Process for de-salting of water and apparatus for performing this process |
| CN1243454A (en) * | 1997-01-09 | 2000-02-02 | 葛菲德国际股资公司 | Water treatment |
| CN1613786A (en) * | 2004-10-28 | 2005-05-11 | 王建中 | Pretreating method for reversing asmose seawater desalinating pulsing electromagnetic field |
| CN101519236A (en) * | 2009-01-10 | 2009-09-02 | 许建欢 | Magnetic separation seawater desalinating method and device therefor |
| CN103011354A (en) * | 2012-12-19 | 2013-04-03 | 刘冲 | Seawater desalination device |
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| CN103880120B (en) | 2015-12-02 |
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