CN117534159A - Two-stage evaporation type water generator - Google Patents
Two-stage evaporation type water generator Download PDFInfo
- Publication number
- CN117534159A CN117534159A CN202410034078.9A CN202410034078A CN117534159A CN 117534159 A CN117534159 A CN 117534159A CN 202410034078 A CN202410034078 A CN 202410034078A CN 117534159 A CN117534159 A CN 117534159A
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- heat exchange
- steam
- seawater
- channel
- evaporating chamber
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- 238000001704 evaporation Methods 0.000 title claims abstract description 127
- 230000008020 evaporation Effects 0.000 title claims abstract description 87
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 239000013535 sea water Substances 0.000 claims abstract description 131
- 238000009833 condensation Methods 0.000 claims abstract description 19
- 230000005494 condensation Effects 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 230000008676 import Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 58
- 238000003756 stirring Methods 0.000 claims description 30
- 239000013505 freshwater Substances 0.000 claims description 27
- 238000004140 cleaning Methods 0.000 claims description 25
- 230000000149 penetrating effect Effects 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- 238000009835 boiling Methods 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 210000000056 organ Anatomy 0.000 description 5
- 239000007787 solid Substances 0.000 description 3
- 238000010795 Steam Flooding Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 230000005068 transpiration Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/043—Details
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model relates to a second grade evaporation formula water generator belongs to boats and ships water generator technical field, and second grade evaporation formula water generator includes the organism, be provided with one-level evaporating chamber, second grade evaporating chamber and condensation mechanism in the organism, the intercommunication has the first sea water pipe of advancing that is used for the sea water to get into on the one-level evaporating chamber, first heat transfer channel wears to be equipped with in the one-level evaporating chamber, the import of first heat transfer channel is used for with host computer cylinder liner water intercommunication, the export of first heat transfer channel is used for communicating with outside pipeline, the intercommunication has the first steam channel that is used for discharging one-level evaporating intracavity steam on the one-level evaporating chamber, the intercommunication has first sea water exit tube on the one-level evaporating chamber, the intercommunication has the second sea water pipe of advancing on the second evaporating chamber, the second sea water advances pipe and first sea water intercommunication, second heat transfer channel wears to be equipped with in the second evaporating chamber, first steam channel and second heat transfer channel's import intercommunication. The application has the advantage of improving the evaporation effect of seawater.
Description
Technical Field
The application relates to the technical field of ship water generators, in particular to a secondary evaporation type water generator.
Background
When a ship sails, a large amount of fresh water is consumed every day, and in order to meet the running requirements of marine power equipment and living requirements of crews, a shipboard is usually provided with a water generator to convert seawater into the required fresh water.
In the related art, the vacuum transpiration type water generator mainly pumps seawater into a vacuum pump through a water supply pump, the seawater enters an evaporation cavity, main engine cylinder sleeve water with higher temperature is connected into other channels in the evaporation cavity for heat exchange, the seawater is heated in the evaporation cavity and gasified after reaching a boiling point, the seawater is gasified at a lower temperature under the action of the vacuum pump, the outflow steam enters a condenser, and the cooling seawater flows through a condenser tube to take away the heat of the steam, so that the steam is changed into condensed water and is pumped out through a fresh water pump. After the heat exchange between the cylinder sleeve water of the main engine and the seawater in the evaporation cavity, more seawater is left without gasification, and the evaporation effect is poor.
Disclosure of Invention
In order to help to improve the sea water evaporation effect, the application provides a secondary evaporation type water generator.
The application provides a second grade evaporation formula water maker adopts following technical scheme:
the utility model provides a second grade evaporation formula water maker, includes the organism, be provided with one-level evaporating chamber, second grade evaporating chamber and condensation mechanism in the organism, the intercommunication has the first sea water pipe of advancing that is used for the sea water to get into on the one-level evaporating chamber, wear to be equipped with first heat transfer channel in the one-level evaporating chamber, the import of first heat transfer channel is used for the water intercommunication with the host computer cylinder liner, the export of first heat transfer channel is used for communicating with outside pipeline, the intercommunication has the first steam channel that is used for discharging one-level evaporating intracavity steam on the one-level evaporating chamber, the intercommunication has first sea water exit tube on the one-level evaporating chamber, the intercommunication has the second sea water pipe of advancing on the second grade evaporating chamber, second sea water pipe of advancing communicates with first sea water exit tube, wear to be equipped with the second heat transfer channel in the second grade evaporating chamber, the import intercommunication of first steam channel and second heat transfer channel, the export of second heat transfer channel is connected with first fresh water pump, the intercommunication has the second sea water exit tube that is used for with outside pipeline intercommunication on the second grade evaporating chamber, the intercommunication has the second sea water exit tube that is used for discharging second steam in the second grade evaporating chamber to form the second steam channel to condensate mechanism.
Preferably, the condensing mechanism comprises a condensing cavity arranged in the machine body and a third heat exchange channel penetrating the condensing cavity, a third seawater inlet pipe for cooling seawater to enter is connected in the condensing cavity, a third seawater outlet pipe communicated with an external pipeline is communicated with the condensing cavity, an inlet of the third heat exchange channel is communicated with the second steam channel, and an outlet of the third heat exchange channel is connected with a second fresh water pump.
Preferably, steam-water separation filter screens are arranged in the first steam channel and the second steam channel.
Preferably, the first fresh water pump and the second fresh water pump are communicated with a collecting pipe, and a salinity monitor for monitoring water quality is arranged on the collecting pipe.
Preferably, a plurality of stirring rods are arranged in the primary evaporation cavity and the secondary evaporation cavity in a rotating mode, the stirring rods are arranged in a rotating mode along the vertical direction, a plurality of stirring blades are arranged on the stirring rods, and rotating pieces for driving the stirring rods to rotate are arranged on the stirring rods.
Preferably, the rotating member comprises an impeller coaxially connected to the stirring rod, and the impeller is located above the seawater.
Preferably, the first heat exchange channel and the second heat exchange channel are coiled pipes, a cleaning ring is sleeved on the straight pipes of the first heat exchange channel and the second heat exchange channel in a sliding mode, a steel wire is arranged on one surface, close to the straight pipes, of the cleaning ring, and a sliding assembly used for driving the cleaning ring to slide is arranged in the first heat exchange channel and the second heat exchange channel.
Preferably, the cleaning rings on the first heat exchange channel and the second heat exchange channel straight pipes are provided with two, the sliding assembly comprises a mounting cylinder, a reciprocating screw rod arranged in the mounting cylinder in a rotating mode and a transmission piece arranged on the mounting cylinder, the mounting cylinder corresponds to the cleaning rings one by one, the mounting cylinder is arranged in a corresponding primary evaporation cavity or secondary evaporation cavity, the mounting cylinder is located above the cleaning rings, the length direction of the mounting cylinder is parallel to the length direction of the straight pipes of the first heat exchange channel and the second heat exchange channel, the rotation axis of the reciprocating screw rod is parallel to the length direction of the corresponding mounting cylinder, a connecting block is arranged on the reciprocating screw rod in a threaded sleeve mode, the connecting block is connected with the cleaning rings corresponding to the lower portion, and the transmission piece is used for driving the reciprocating screw rod to rotate.
Preferably, the transmission piece comprises a transmission rod, a transmission cylinder and fan blades, wherein the transmission rod is coaxially connected between two reciprocating screws on two sides of the same straight pipe, the transmission cylinder is sleeved on the transmission rod and is rotationally connected with mounting cylinders on two sides, the fan blades are arranged at intervals along the circumferential direction of the transmission cylinder, and the fan blades are used for being abutted against the surface of seawater.
Preferably, the fan blade slides and wears to establish on the transmission section of thick bamboo, the slip direction perpendicular to transmission section of thick bamboo of fan blade rotates the axis, be provided with on the transfer line and be used for promoting the gliding spring of direction that the transmission section of thick bamboo was kept away from to the fan blade, one side that the installation section of thick bamboo is close to the transmission section of thick bamboo is provided with solid fixed ring, gu fixed ring is located the transmission section of thick bamboo, be provided with first magnet on the solid fixed ring outer wall, first magnet is located one side on the solid fixed ring horizontal direction, one side that the fan blade is close to the transfer line is provided with and is used for adsorbing complex second magnet with first magnet, the adsorption force between first magnet and the second magnet is greater than the thrust of spring.
In summary, the present application includes the following beneficial technical effects:
the method comprises the steps that seawater enters a first seawater inlet pipe through a water supply pump and then enters a first-stage evaporation cavity, main engine cylinder sleeve water enters from an inlet of a first heat exchange channel, so that the seawater and main engine cylinder sleeve water exchange heat in the first-stage evaporation cavity, the seawater is gasified at a lower temperature under the action of a vacuum jet pump, the seawater in the first-stage evaporation cavity reaches a boiling temperature and then is partially evaporated, generated steam enters a second heat exchange channel through the first steam channel, residual seawater in the first-stage evaporation cavity enters a second-stage evaporation cavity through a first seawater outlet pipe and a second seawater inlet pipe, at the moment, heat carried by the steam is transferred to the seawater in the second-stage evaporation cavity, the steam releases heat and is discharged through a first fresh water pump, the generated steam in the second-stage evaporation cavity is partially evaporated again, the generated steam enters a condensing mechanism through the second steam channel, and the condensing mechanism cools the steam discharged from the second steam channel to form fresh water, so that the seawater can be subjected to two-stage evaporation, and the steam at a higher temperature in the first-stage evaporation cavity is used for exchanging heat with the residual seawater in the second-stage evaporation cavity, and the improved evaporation effect is facilitated; the thrust of seawater boiling is taken as a main power, the fan blades are driven to rotate so as to realize the reciprocating sliding of the cleaning ring to clean, and through the sliding connection of the fan blades and the transmission cylinder, only one side of the fan blades is guaranteed to be abutted with the surface of the seawater through the mutual matching of the first magnet, the second magnet and the spring, so that the transmission cylinder can only rotate towards one direction, and the evaporation effect of the seawater is guaranteed.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present application.
Fig. 2 is a partial structural cross-sectional view of an embodiment of the present application.
Fig. 3 is a cross-sectional view of the overall structure of the mounting barrel in an embodiment of the present application.
Fig. 4 is a cross-sectional view of the overall structure of the transmission barrel in the embodiment of the present application.
Reference numerals illustrate: 1. a body; 2. a first-stage evaporation chamber; 3. a secondary evaporation chamber; 4. a first seawater intake pipe; 5. a first heat exchange channel; 6. a first steam channel; 7. a first seawater outlet pipe; 8. a second seawater intake pipe; 9. a second heat exchange channel; 10. a first fresh water pump; 11. a second seawater outlet pipe; 12. a second steam channel; 13. a condensing chamber; 14. a third heat exchange channel; 15. a third seawater inlet pipe; 16. a third seawater outlet pipe; 17. a second fresh water pump; 18. a steam-water separation filter screen; 19. a header; 20. a salinity monitor; 21. a stirring rod; 22. stirring the leaves; 23. an impeller; 24. cleaning the ring; 25. a steel wire; 26. a mounting cylinder; 27. a reciprocating screw; 28. a connecting block; 29. a transmission rod; 30. a transmission cylinder; 31. a fan blade; 32. a spring; 33. a fixing ring; 34. a first magnet; 35. a second magnet; 36. a support rod; 37. a through hole; 39. a bar-shaped hole; 40. an organ cover; 41. and (5) connecting a rod.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-4.
The embodiment of the application discloses a two-stage evaporation type water generator. Referring to fig. 1 and 2, the secondary evaporation type water generator comprises a machine body 1, wherein the front side of the machine body 1 adopts a hinge type door plate to seal the machine body 1, and the machine body is easy to open and close for operation and maintenance. The device comprises a machine body 1, wherein a first-stage evaporation cavity 2, a second-stage evaporation cavity 3 and a condensation mechanism are arranged in the machine body 1, the first-stage evaporation cavity 2, the second-stage evaporation cavity 3 and the condensation mechanism are sequentially arranged from top to bottom, in the embodiment of the invention, vacuum is established in a system through a seawater-driven vacuum jet pump, one side, close to the back of the machine body 1, of the first-stage evaporation cavity 2 is communicated with a first seawater inlet pipe 4 for seawater to enter, and the first seawater inlet pipe 4 pumps seawater into the first-stage evaporation cavity 2 through a water supply pump; the first heat exchange channel 5 is fixedly arranged in the first-stage evaporation cavity 2 in a penetrating manner, the first heat exchange channel 5 is located below the first seawater inlet pipe 4, the first heat exchange channel 5 is a coiled pipe with an inlet and an outlet penetrating through one side of the back of the machine body 1, the inlet of the first heat exchange channel 5 is communicated with the cylinder sleeve water of the main machine, and the outlet of the first heat exchange channel 5 is communicated with an external pipeline so as to facilitate treatment of the cylinder sleeve water of the main machine after heat exchange.
Referring to fig. 1 and 2, the top wall of the primary evaporation cavity 2 comprises a first horizontal section and a first inclined section, the first horizontal section is positioned at one end of the primary evaporation cavity 2, which is close to the front side of the machine body 1, the first inclined section is positioned at one side of the primary evaporation cavity 2, which is close to the back side of the machine body 1, the first inclined section is inclined upwards towards one side, which is close to the back side of the machine body 1, a first steam channel 6 for discharging steam in the primary evaporation cavity 2 is communicated with the primary evaporation cavity 2, the first steam channel 6 penetrates through the back side of the machine body 1, the first steam channel 6 corresponds to the first inclined section, and the first steam channel 6 is positioned above the first sea water inlet pipe 4; the first-stage evaporation cavity 2 is communicated with a first seawater outlet pipe 7, the first seawater outlet pipe 7 is positioned below the first heat exchange channel 5, and the first seawater outlet pipe 7 is arranged on the back surface of the machine body 1 in a penetrating way.
Referring to fig. 1 and 2, a second seawater inlet pipe 8 is communicated with one side of the secondary evaporation cavity 3, which is close to the back surface of the machine body 1, the second seawater inlet pipe 8 is positioned below the first seawater outlet pipe 7, the second seawater inlet pipe 8 is communicated with the first seawater outlet pipe 7, a second heat exchange channel 9 is fixedly arranged in the secondary evaporation cavity 3 in a penetrating manner, the second heat exchange channel 9 is positioned below the second seawater inlet pipe 8, the second heat exchange channel 9 is a coiled pipe with an inlet and an outlet penetrating through one side of the back surface of the machine body 1, the first steam channel 6 is communicated with the inlet of the second heat exchange channel 9, and the outlet of the second heat exchange channel 9 is connected with a first fresh water pump 10; the second-stage evaporation cavity 3 is communicated with a second seawater outlet pipe 11 which is communicated with an external pipeline, and the second seawater outlet pipe 11 is positioned below the second heat exchange channel 9 so as to discharge the residual seawater after evaporation.
Referring to fig. 1 and 2, the top wall of the secondary evaporation cavity 3 comprises a second horizontal section and a second inclined section, the second horizontal section is located at one end of the secondary evaporation cavity 3, which is close to the front side of the machine body 1, the second inclined section is located at one side of the secondary evaporation cavity 3, which is close to the back side of the machine body 1, the second inclined section is inclined upwards towards one side, which is close to the back side of the machine body 1, of the secondary evaporation cavity 3, a second steam channel 12 for discharging steam in the secondary evaporation cavity 3 is communicated with the secondary evaporation cavity 3, the second steam channel 12 corresponds to the second inclined section, the second steam channel 12 is fixedly arranged on the back side of the machine body 1 in a penetrating manner, the second steam channel 12 is located above the second seawater inlet pipe 8, and the condensing mechanism is used for condensing the steam discharged by the second steam channel 12 to form fresh water.
During operation, the sea water enters the first sea water intake pipe 4 through the working pump, then enter the first-stage evaporating cavity 2, host cylinder liner water enters from the inlet of the first heat exchange channel 5, thereby make sea water and host cylinder liner water carry out heat transfer in the first-stage evaporating cavity 2, under the effect of the vacuum jet pump, sea water will gasify under lower temperature, after the sea water in the first-stage evaporating cavity 2 reaches boiling temperature, carry out partial evaporation, the steam that produces gets into the second heat exchange channel 9 through the first steam channel 6, the sea water that remains in the first-stage evaporating cavity 2 enters the second-stage evaporating cavity 3 through first sea water outlet pipe 7 and second sea water intake pipe 8, the heat that the steam carried at this moment is transferred to the sea water in the second-stage evaporating cavity 3, the steam releases heat and discharges through first fresh water pump 10 after the heat release, the sea water that is heated by steam in the second-stage evaporating cavity 3 carries out partial evaporation again, the steam that produces enters the condensation mechanism through the second steam channel 12, the sea water that remains in the second-stage evaporating cavity 3 is discharged through second outlet pipe 11 and jet pump, the condensation mechanism carries out the cooling formation to the steam that is discharged to the second steam of the second steam channel 12, thereby realize evaporating the sea water, and carry out the heat transfer to the sea water in the second-stage evaporating cavity 2, and the heat transfer has high heat transfer efficiency, the heat is improved, the demand for the evaporation space is improved, and the heat demand is more compact, and can be improved, and the evaporation space is realized, and the energy is improved, and the device is compared with the heat and the evaporation space.
Referring to fig. 2, in order to facilitate condensation of the steam discharged from the second steam channel 12, the condensation mechanism includes a condensation chamber 13 and a third heat exchange channel 14, the condensation chamber 13 is fixedly disposed in the machine body 1, the condensation chamber 13 is located below the secondary evaporation chamber 3, a third seawater inlet pipe 15 for cooling seawater to enter is communicated in the condensation chamber 13, the third seawater inlet pipe 15 is arranged on the back of the machine body 1 in a penetrating manner, a third seawater outlet pipe 16 for communicating with an external pipeline is communicated on the condensation chamber 13, and the third seawater outlet pipe 16 is arranged on the bottom wall of the machine body 1 in a penetrating manner; the third heat exchange channel 14 is fixedly arranged in the condensation cavity 13 in a penetrating way, the third heat exchange channel 14 is positioned between the third seawater inlet pipe 15 and the third seawater outlet pipe 16, the third heat exchange channel 14 is a coiled pipe with an inlet and an outlet penetrating through one side of the back of the machine body 1, the inlet of the third heat exchange channel 14 is communicated with the second steam channel 12, and the outlet of the third heat exchange channel 14 is connected with the second fresh water pump 17; the first fresh water pump 10 and the second fresh water pump 17 are communicated with a collecting pipe 19, and a salinity monitor 20 for monitoring water quality is arranged on the collecting pipe 19.
The steam discharged from the second steam channel 12 enters the third heat exchange channel 14, the seawater enters the condensation cavity 13 from the third seawater inlet pipe 15 through the water supply pump, heat of the steam in the third heat exchange channel 14 is taken away by the seawater in the condensation cavity 13, the steam in the third heat exchange channel 14 is changed into condensed water to be discharged to the collecting pipe 19 through the second fresh water pump 17, the water quality is monitored through the salinity monitor 20 on the collecting pipe 19, the salinity of fresh water at the collecting pipe 19 in the embodiment of the application can reach less than 2PPM, and the fresh water quality is good.
Referring to fig. 2, the first steam channel 6 and the second steam channel 12 are provided with steam-water separation filter screens 18, and the steam-water separation filter screens 18 can separate brine beads carried in steam, so that the quality of fresh water can be guaranteed.
Referring to fig. 2, a plurality of stirring rods 21 are rotatably arranged on top walls of the primary evaporation cavity 2 and the secondary evaporation cavity 3, rotation axes of the stirring rods 21 are arranged along the vertical direction, the stirring rods 21 extend towards seawater, a plurality of stirring blades 22 are fixed on the stirring rods 21 along the length direction of the stirring rods, rotating pieces for driving the stirring rods 21 to rotate are arranged on the stirring rods 21 and comprise impellers 23, the upper ends of the stirring rods 21 are fixedly sleeved with the impellers 23, the impellers 23 and the corresponding stirring rods 21 are coaxially arranged, and the impellers 23 are located above the seawater. When seawater boils, and steam flows upwards, the upwards flowing steam drives the impeller 23 to rotate, the impeller 23 drives the stirring rod 21 to rotate, and the stirring blades 22 on the stirring rod 21 stir the seawater to a certain extent, so that the evaporation effect is improved.
Referring to fig. 2 and 3, two cleaning rings 24 are respectively sleeved on the straight pipes of the first heat exchange channel 5 and the second heat exchange channel 9 in a sliding manner, the sliding direction of each cleaning ring 24 is parallel to the length direction of the straight pipe, a steel wire 25 is fixedly arranged on one surface, close to the straight pipe, of each cleaning ring 24, the steel wire 25 is abutted to the outer wall of the straight pipe, in other embodiments, the steel wire 25 can be replaced by hard bristles, and sliding assemblies for driving the cleaning rings 24 to slide are arranged in the first heat exchange channel 5 and the second heat exchange channel 9.
Referring to fig. 2 and 3, in order to facilitate the sliding of the cleaning rings 24, the sliding assembly includes a mounting cylinder 26, a reciprocating screw 27 and a driving member, the mounting cylinder 26 is in one-to-one correspondence with the cleaning rings 24, the mounting cylinder 26 is fixed in the corresponding primary evaporation cavity 2 or secondary evaporation cavity 3 through a supporting rod 36, the mounting cylinder 26 is located above the corresponding cleaning ring 24, the mounting cylinder 26 is close to the sea surface, the length direction of the mounting cylinder 26 is parallel to the length direction of the corresponding straight pipe, the mounting cylinders 26 corresponding to the two cleaning rings 24 on the straight pipe are coaxially arranged, the reciprocating screw 27 is rotatably arranged in the mounting cylinder 26, the rotation axis of the reciprocating screw 27 is parallel to the length direction of the corresponding mounting cylinder 26, a connecting block 28 is sleeved on the reciprocating screw 27 in a threaded manner, the connecting block 28 extends out of the bottom wall of the mounting cylinder 26, a strip-shaped hole 39 for the connecting block 28 to slide through is formed in the bottom wall of the mounting cylinder 26, the connecting block 28 is fixedly connected with the cleaning ring 24 corresponding to the lower part, the driving member is arranged between the mounting cylinders 26, and the driving member is used for driving the reciprocating screw 27 to rotate.
Referring to fig. 3 and 4, in order to facilitate driving the reciprocating screw rods 27 to rotate, the driving medium comprises a driving rod 29, a driving cylinder 30 and fan blades 31, the driving rod 29 is coaxially fixed between the two reciprocating screw rods 27 on two sides of the same straight pipe, the driving cylinder 30 is fixedly sleeved on the driving rod 29 through a connecting rod 41, the inner diameter of the driving cylinder 30 is larger than the diameter of the driving rod 29, the driving cylinder 30 is rotationally connected with the mounting cylinders 26 on two sides, the fan blades 31 are arranged at intervals along the circumferential direction of the driving cylinder 30, and the fan blades 31 are used for abutting with the surface of seawater.
When seawater boils, the fan blades 31 can be driven to drive the transmission barrel 30 to rotate continuously, the transmission barrel 30 drives the reciprocating screw rods 27 on two sides to rotate through the transmission rods 29, and the reciprocating screw rods 27 rotate to drive the connecting blocks 28 to move reciprocally along the reciprocating screw rods 27, so that the connecting blocks 28 drive the cleaning rings 24 to slide along the length direction of the straight pipe, the steel wires 25 scrape the outer wall of the straight pipe, scaling is not easy to occur on the straight pipe of the first heat exchange channel 5 and the second heat exchange channel 9, the heat exchange effect can be guaranteed, and the evaporation effect of seawater is guaranteed.
Referring to fig. 3, the two sides of the connection block 28 are fixed with the organ cover 40, the reciprocating screw 27 is located in the organ cover 40, one end of the organ cover 40 away from the connection block 28 is fixed at the end of the mounting cylinder 26, and the organ cover 40 can effectively protect the reciprocating screw 27, so that the meshing effect of the connection block 28 and the reciprocating screw 27 is ensured.
Referring to fig. 3 and 4, the fan blade 31 is slidably arranged on the transmission barrel 30, the sliding direction of the fan blade 31 is perpendicular to the rotation axis of the transmission rod 29, a through hole 37 for slidably matching with the fan blade 31 is formed in the transmission barrel 30, a spring 32 for pushing the fan blade 31 to slide towards a direction far away from the transmission barrel 30 is fixedly arranged on the transmission rod 29, one end of the spring 32 far away from the transmission rod 29 is fixed on one side of the fan blade 31 close to the transmission barrel 30, and the extending direction of the spring 32 is parallel to the sliding direction of the fan blade 31; the fixed ring 33 is fixed on one side of the mounting cylinder 26, which is close to the transmission cylinder 30, the transmission rod 29 is rotatably arranged in the fixed ring 33 in a penetrating manner, the inner diameter of the transmission cylinder 30 is larger than the outer diameter of the fixed ring 33, the fixed ring 33 extends into the transmission cylinder 30, the connecting rod 41 and the springs 32 are positioned between the fixed rings 33 on two sides, the first magnet 34 is fixed on the outer wall of the fixed ring 33, the first magnet 34 is semi-circular arc-shaped, the first magnet 34 is positioned on one side of the fixed ring 33 in the horizontal direction, one end of the first magnet 34 is positioned on the top wall of the fixed ring 33, the other end of the first magnet 34 is positioned on the bottom wall of the fixed ring 33, the second magnet 35 used for being in adsorption fit with the first magnet 34 is fixed on one side of the fan blade 31, which is close to the fixed ring 33, and the adsorption force between the first magnet 34 and the second magnet 35 is larger than the thrust of the springs 32.
When the fan blade 31 drives the transmission cylinder 30 to rotate, the second magnet 35 on the fan blade 31 corresponds to the first magnet 34 on the fixed ring 33, the first magnet 34 attracts the second magnet 35 to drive the fan blade 31 to move towards the direction close to the transmission rod 29, so that the fan blade 31 is retracted into the transmission cylinder 30, when the transmission cylinder 30 rotates to enable the fan blade 31 to move to one side of the fixed ring 33, which is far away from the first magnet 34, the second magnet 35 is separated from the first magnet 34, the compressed spring 32 pushes the fan blade 31 to slide towards the direction far away from the transmission cylinder 30, so that the fan blade 31 extends out of the transmission cylinder 30 and can be abutted with boiling seawater, and the boiling seawater can only push the fan blade 31 on one side of the fixed ring 33, which is far away from the first magnet 34, to turn upwards, so that the transmission cylinder 30 is guaranteed to rotate towards the same direction, the resistance between the fan blade 31 on one side of the fixed ring 33, which is close to the first magnet 34, and the water surface is reduced, and the rotating effect of the transmission cylinder 30 is improved.
The implementation principle of the embodiment of the application is as follows: when in operation, seawater enters the first seawater inlet pipe 4 through the water supply pump, then enters the first-stage evaporation cavity 2 through the first seawater inlet pipe 4, main engine cylinder liner water enters from the inlet of the first heat exchange channel 5, at the moment, the seawater and the main engine cylinder liner water exchange heat in the first-stage evaporation cavity 2, under the action of the vacuum jet pump, the seawater is gasified at a lower temperature, after the seawater in the first-stage evaporation cavity 2 reaches the boiling temperature, partial evaporation is carried out, the generated steam enters the second heat exchange channel 9 through the first steam channel 6, the residual seawater in the first-stage evaporation cavity 2 enters the second-stage evaporation cavity 3 through the first seawater outlet pipe 7 and the second seawater inlet pipe 8, at the moment, the heat carried by the steam is transferred to the seawater in the second-stage evaporation cavity 3, the steam releases the heat and is discharged to the collecting pipe 19 through the first fresh water pump 10, the sea water heated by the steam in the second-stage evaporation cavity 3 is partially evaporated again, the generated steam enters the third heat exchange channel 14 through the second steam channel 12, the residual sea water in the second-stage evaporation cavity 3 is discharged through the second sea water outlet pipe 11, cooling sea water enters the condensation cavity 13 from the third sea water inlet pipe 15 through the water supply pump, the heat of the steam in the third heat exchange channel 14 is taken away by the sea water in the condensation cavity 13, the steam in the third heat exchange channel 14 is changed into condensed water and is discharged to the collecting pipe 19 through the second fresh water pump 17, the sea water is evaporated again in the application through two stages, and the residual sea water in the second-stage evaporation cavity 3 is evaporated again by adopting the steam with higher temperature in the first-stage evaporation cavity 2, so that the evaporation effect of the sea water is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (6)
1. The secondary evaporation type water generator comprises a machine body (1), and is characterized in that: be provided with one-level evaporating chamber (2), second grade evaporating chamber (3) and condensation mechanism in organism (1), the intercommunication has first sea water advance pipe (4) that are used for the sea water to get into on one-level evaporating chamber (2), wear to be equipped with first heat transfer passageway (5) in one-level evaporating chamber (2), the import of first heat transfer passageway (5) is used for with host computer cylinder liner water intercommunication, the export of first heat transfer passageway (5) is used for with outside pipeline intercommunication, the intercommunication has first steam channel (6) that are used for discharging steam in one-level evaporating chamber (2) on one-level evaporating chamber (2), the intercommunication has first sea water exit tube (7) on one-level evaporating chamber (2), the intercommunication has second sea water advance pipe (8) on one-level evaporating chamber (3), second sea water advance pipe (8) and first sea water exit tube (7) intercommunication, wear to be equipped with second heat transfer passageway (9) in two-level evaporating chamber (3), first steam channel (6) and second heat transfer passageway (9) export is used for discharging steam in one-level evaporating chamber (3) outside pipeline (12), the condensing mechanism is used for condensing steam discharged from the second steam channel (12) to form fresh water, the first heat exchange channel (5) and the second heat exchange channel (9) are coiled pipes, cleaning rings (24) are sleeved on straight pipes of the first heat exchange channel (5) and the second heat exchange channel (9) in a sliding mode, steel wires (25) are arranged on one surface, close to the straight pipes, of the cleaning rings (24), sliding components used for driving the cleaning rings (24) to slide are arranged in the first heat exchange channel (5) and the second heat exchange channel (9), two cleaning rings (24) on the straight pipes of the first heat exchange channel (5) and the second heat exchange channel (9) are arranged, each sliding component comprises a mounting cylinder (26), a reciprocating screw (27) which is rotatably arranged in the mounting cylinder (26) and a transmission piece which is arranged on the mounting cylinder (26), the mounting cylinders (26) are in one-to-one correspondence with the cleaning rings (24), the mounting cylinders (26) are arranged in corresponding primary evaporation cavities (2) or secondary evaporation cavities (3), the mounting cylinders (26) are arranged in the length directions of the mounting cylinders (26) which are parallel to the length directions of the first heat exchange channels (9) and the second heat exchange channels (27) in the direction parallel to the length directions of the first heat exchange channels (26), the reciprocating screw (27) is provided with a connecting block (28) in a threaded sleeve manner, the connecting block (28) is connected with a cleaning ring (24) corresponding to the lower part, the transmission piece is used for driving the reciprocating screw (27) to rotate, the transmission piece comprises a transmission rod (29), a transmission cylinder (30) and fan blades (31), the transmission rod (29) is coaxially connected between the two reciprocating screws (27) on two sides of the same straight pipe, the transmission cylinder (30) is sleeved on the transmission rod (29), the transmission cylinder (30) is rotationally connected with mounting cylinders (26) on two sides, the fan blades (31) are arranged at intervals along the circumference of the transmission cylinder (30), the fan blade (31) is used for being abutted with the surface of seawater, the fan blade (31) is arranged on the transmission cylinder (30) in a sliding penetrating manner, the sliding direction of the fan blade (31) is perpendicular to the rotation axis of the transmission cylinder (30), a spring (32) for pushing the fan blade (31) to slide towards the direction far away from the transmission cylinder (30) is arranged on the transmission rod (29), a fixed ring (33) is arranged on one side, close to the transmission cylinder (30), of the installation cylinder (26), the fixed ring (33) is positioned in the transmission cylinder (30), a first magnet (34) is arranged on the outer wall of the fixed ring (33), the first magnet (34) is positioned on one side of the fixed ring (33) in the horizontal direction, one side of the fan blade (31) close to the transmission rod (29) is provided with a second magnet (35) which is used for being in adsorption fit with the first magnet (34), and the adsorption force between the first magnet (34) and the second magnet (35) is larger than the thrust of the spring (32).
2. The two-stage evaporative water maker as defined in claim 1, wherein: the condensing mechanism comprises a condensing cavity (13) arranged in the machine body (1) and a third heat exchange channel (14) penetrating through the condensing cavity (13), a third seawater inlet pipe (15) for cooling seawater to enter is communicated in the condensing cavity (13), a third seawater outlet pipe (16) communicated with an external pipeline is communicated on the condensing cavity (13), an inlet of the third heat exchange channel (14) is communicated with the second steam channel (12), and an outlet of the third heat exchange channel (14) is connected with a second fresh water pump (17).
3. The two-stage evaporative water maker as defined in claim 1, wherein: and steam-water separation filter screens (18) are arranged in the first steam channel (6) and the second steam channel (12).
4. The two-stage evaporative water maker as defined in claim 2, wherein: the first fresh water pump (10) and the second fresh water pump (17) are communicated with each other together to form a collecting pipe (19), and a salinity monitor (20) for monitoring water quality is arranged on the collecting pipe (19).
5. The two-stage evaporative water maker as defined in claim 1, wherein: a plurality of stirring rods (21) are arranged in the primary evaporation cavity (2) and the secondary evaporation cavity (3) in a rotating mode, the stirring rods (21) are arranged in a rotating mode along the vertical direction, a plurality of stirring blades (22) are arranged on the stirring rods (21), and rotating pieces used for driving the stirring rods (21) to rotate are arranged on the stirring rods (21).
6. The two-stage evaporative water maker as defined in claim 5, wherein: the rotating piece comprises an impeller (23) coaxially connected to the stirring rod (21), and the impeller (23) is positioned above the seawater.
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| CN202410034078.9A CN117534159B (en) | 2024-01-10 | 2024-01-10 | Two-stage evaporation type water generator |
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| CN202410034078.9A CN117534159B (en) | 2024-01-10 | 2024-01-10 | Two-stage evaporation type water generator |
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| CN117534159B (en) | 2024-04-05 |
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