CN217350818U - Hierarchical energy-saving seawater desalination device - Google Patents
Hierarchical energy-saving seawater desalination device Download PDFInfo
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- CN217350818U CN217350818U CN202220910332.3U CN202220910332U CN217350818U CN 217350818 U CN217350818 U CN 217350818U CN 202220910332 U CN202220910332 U CN 202220910332U CN 217350818 U CN217350818 U CN 217350818U
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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
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Abstract
The utility model relates to a seawater desalination technical field discloses an energy-saving seawater desalination device of hierarchical formula, the utility model discloses a flash tank, hierarchical frame, the negative pressure jar, the check valve cluster is taken over, hierarchical frame, be formed with the condensation chamber in the flash tank, the flash chamber, the intercommunication is equipped with two switching air flues between condensation chamber and the flash chamber, the interval sets up about the switching air flue, the fixed multistage water storage frame that is equipped with can be dismantled to the flash chamber, multistage water storage frame has the hot type water storage plate that two at least levels set up to constitute, be equipped with two at least drawers of placing on the hierarchical frame, the quantity of negative pressure jar is unanimous with the drawer quantity of placing on the hierarchical frame, the negative pressure jar is fixed in hierarchical frame place the drawer in proper order, the check valve concatenates intraductal check valve respectively with negative pressure jar intercommunication. The utility model discloses the design of integration shifts the outside of evaporating chamber with multistage implementation, has reduced the volume and the airtight point of equipment greatly under the circumstances of guaranteeing the evaporation capacity.
Description
Technical Field
The utility model belongs to the technical field of the seawater desalination technique and specifically relates to an energy-saving sea water desalination device of hierarchical formula.
Background
The existing sea water desalination technology is various, the traditional method such as heating evaporation method consumes energy very much, and in addition, a scheme of increasing the evaporation capacity of sea water under low pressure is utilized, the method is called multi-stage flash evaporation, so-called flash evaporation, which is a phenomenon that part of sea water is evaporated suddenly under the condition that the pressure is suddenly reduced at a certain temperature, the multi-stage flash evaporation sea water desalination is to evaporate the heated sea water in a plurality of flash evaporation chambers with gradually reduced pressure in sequence and condense the steam to obtain fresh water, the technical method needs a plurality of flash evaporation chambers to move the sea water step by step in sequence through a closed pipeline so as to increase the evaporation capacity without reheating, the method utilizes the principle of low pressure and low boiling point, but the existing equipment needs a plurality of different air pressure chambers, the design occupies space, the cost is high, and the airtight maintenance points of the equipment are very many, the maintenance is time-consuming and labor-consuming, and a staged energy-saving seawater desalination device is provided in view of the above disadvantages.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to overcome the problems, a staged energy-saving seawater desalination plant is provided, which solves the problems.
The utility model provides a its technical problem take following technical scheme to realize:
a grading energy-saving seawater desalination device comprises a flash evaporation tank, a grading frame, a negative pressure tank, a one-way valve serial connection pipe and the grading frame, wherein a condensation cavity and a flash evaporation cavity are formed in the flash evaporation tank, two opening and closing air passages are communicated and arranged between the condensation cavity and the flash evaporation cavity, the opening and closing air passages are arranged at intervals up and down, a multi-stage water storage frame is detachably and fixedly arranged in the flash evaporation cavity and is composed of at least two heating type water storage plates which are horizontally arranged, at least two placing drawers are arranged on the grading frame, the number of the negative pressure tank is consistent with that of the placing drawers on the grading frame, the negative pressure tank is sequentially fixed in the placing drawers of the grading frame, the one-way valves in the one-way valve serial connection pipe are respectively communicated with the negative pressure tank, a main outlet valve of the one-way valve serial connection pipe is communicated with the flash evaporation cavity, and a seawater inlet pipe is fixedly arranged on the upper end surface of the flash evaporation tank, the seawater inlet pipe is communicated with the flash evaporation cavity and is directed to the multistage water storage rack, a forward fan and a reverse fan are fixedly arranged in the condensation cavity, the forward fan corresponds to the upper portion of the opening and closing air passage, the reverse fan corresponds to the lower portion of the opening and closing air passage, the wind direction of the forward fan is from right to left, a condensation plate is fixedly arranged in the condensation cavity, a high-concentration waste liquid discharge port communicated with the flash evaporation cavity is fixedly arranged on the lower end face of the flash evaporation box, a fresh water outlet communicated with the condensation cavity is fixedly arranged on the left end face of the flash evaporation box, a trapezoidal water collection platform is fixedly arranged on the lower portion of the condensation cavity, and the inclined lower end of the water collection platform is close to one side where the fresh water outlet is located.
Preferably, multistage water storage frame includes bilateral symmetry's mounting bracket, be equipped with the flash board between the mounting bracket, the flash board is the open big flat face guard that makes progress, be equipped with the electric heating board in the flash board.
Preferably, the flash evaporation plates between the mounting frames are sequentially divided into odd and even layers from bottom to top, wherein the right ends of the flash evaporation plates of the odd layers are hinged to the mounting frame on the right side, the left ends of the flash evaporation plates of the even layers are hinged to the mounting frame on the left side, a linkage sliding groove is vertically arranged on the mounting frame, a linkage sliding plate is arranged on the linkage sliding groove in a sliding manner, hinge blocks are fixedly arranged on the linkage sliding plate at intervals, the other ends of the flash evaporation plates of the odd layers are hinged to the hinge block on the left side, and the other ends of the flash evaporation plates of the even layers are hinged to the hinge block on the right side;
the flashing plate is fixedly provided with an overflow column which is communicated up and down, the upper end face of the overflow column is lower than the upper end face of the flashing plate, one end, close to the hinged block, of the flashing plate is provided with a drain hole which is communicated up and down, the upper half section of the drain hole is hemispherical, a blocking ball is arranged on the drain hole, the diameter of the blocking ball is larger than that of the drain hole, a traction rope is fixedly connected onto the blocking ball, and the other end of the traction rope is connected onto the mounting frame.
Preferably, the blocking ball has magnetism, and the outside of the blocking ball is wrapped with a silica gel skin.
Preferably, insulation boards are arranged in the flash evaporation plate and the flash evaporation box.
Preferably, the outer surface of the condensing plate is continuously wavy in a vertical arrangement.
Preferably, the bottom surface of the flash evaporation plate is composed of a water collecting inclined plane, and the water collecting inclined plane is of a V-shaped structure.
The utility model has the advantages that: the design of integration shifts multistage implementation to the outside of evaporating chamber, the volume and the airtight point of equipment have been dwindled greatly under the circumstances of guaranteeing the evaporation capacity, integrated design through check valve tandem pipe structure, can change alone or with check valve tandem pipe whole change to the check valve wherein, it is convenient consuming time short to maintain, the condensation chamber that adopts the series connection makes vapor condense more easily through the design with the room partial pressure, the loss has been reduced, the principle of boiling many times of step-down compares traditional thermal evaporation technique and both effectually improved the evaporation capacity and reduced the energy resource consumption.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged schematic view of the multi-stage water storage rack of FIG. 1;
FIG. 3 is an enlarged view of the structure of FIG. 1 taken along line A-A;
FIG. 4 is a schematic top view of the cold plate of FIG. 3;
FIG. 5 is a schematic view of the multi-stage water storage rack of FIG. 1 without the overflow column, the drain hole, and the ball block;
FIG. 6 is a schematic view of the multi-stage water storage rack of FIG. 1;
fig. 7 is a schematic view of the structure in the direction B-B in fig. 2.
The scores in the figures are as follows: 10. a seawater inlet pipe; 11. a grading frame; 12. a negative pressure tank; 13. a one-way valve connecting pipe in series; 14. a flash evaporation box; 15. a multi-stage water storage rack; 16. flashing a plate; 17. a mounting frame; 18. a linkage chute; 19. a linkage sliding plate; 20. a hinged block; 21. an electrical heating plate; 22. a thermal insulation board; 23. an overflow column of water; 24. a drain hole; 25. blocking the ball; 26. a hauling rope; 27. a water collection slope; 28. a water collection platform; 29. a condensing plate; 30. a forward fan; 31. a condensation chamber; 32. a reverse fan; 33. opening and closing an air passage; 34. discharging high-concentration waste liquid; 35. a fresh water outlet; 36. a flash chamber.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
The embodiments of the present invention will be described in detail with reference to the accompanying drawings:
as shown in fig. 1-7, the present invention provides a staged energy saving seawater desalination device, which comprises a flash tank 14, a staging rack 11, a negative pressure tank 12, a check valve connecting pipe 13, and a staging rack 11, wherein a condensation chamber 31 and a flash chamber 36 are formed in the flash tank 14, two open/close air passages 33 are communicated between the condensation chamber 31 and the flash chamber 36, the open/close air passages 33 are arranged at intervals from top to bottom, a multi-stage water storage rack 15 is detachably and fixedly arranged in the flash chamber 36, the multi-stage water storage rack 15 is composed of at least two horizontally arranged heating water storage plates, at least two placing drawers are arranged on the staging rack 11, the number of the negative pressure tank 12 is consistent with the number of the placing drawers on the staging rack 11, the negative pressure tank 12 is sequentially fixed in the placing drawers of the staging rack 11, the check valve connecting pipe 13 is respectively communicated with the negative pressure tank 12, the outlet main valve of the one-way valve connecting pipe 13 is communicated with the flash evaporation cavity 36, the upper end surface of the flash evaporation box 14 is fixedly provided with a seawater inlet pipe 10, the seawater inlet pipe 10 is communicated with the flash evaporation cavity 36 and points to the multistage water storage rack 15, the condensation cavity 31 is internally and fixedly provided with a forward fan 30 and a reverse fan 32, the forward fan 30 corresponds to the position of the opening and closing air passage 33 above the forward fan 30, the reverse fan 32 corresponds to the position of the opening and closing air passage 33 below the reverse fan 32, the wind direction of the forward fan 30 is from right to left, the condensation cavity 31 is internally and fixedly provided with a condensation plate 29, the lower end surface of the flash evaporation box 14 is fixedly provided with a high-concentration waste liquid discharge port 34 communicated with the flash evaporation cavity 36, the left end surface of the flash evaporation box 14 is fixedly provided with a fresh water outlet 35 communicated with the condensation cavity 31, and the lower part in the condensation cavity 31 is fixedly provided with a trapezoidal water collection platform 28, the inclined lower end of the water collecting platform 28 is close to the side where the fresh water outlet 35 is located;
when heating occurs, the open-close air passage 33 is closed, seawater in the multi-stage water storage rack 15 is heated to boiling under normal pressure, then a one-way valve in the one-way valve connecting pipe 13 is opened instantly under the action of the negative pressure tank 12, so that the air pressure in the flash evaporation cavity 36 is reduced instantly, the boiling point of the seawater is reduced instantly, a large amount of water vapor is generated under the original temperature, after the temperature is reduced to a new boiling point, the open-close air passage 33 is opened, then the atmospheric pressure in the condensation cavity 31 is added to ensure that the air pressure in the flash evaporation cavity 36 is increased to a certain extent, so that the water vapor is convenient to condense, at the moment, high-humidity air in the flash evaporation cavity 36 is exchanged with air in the condensation cavity 31 through circulating air flows of the forward fan 30 and the reverse fan 32, the high-humidity air is contacted with the condensation plate 29 after entering the condensation cavity 31 and is condensed instantly to obtain fresh water, the air exchange time is short, after the exchange is completed, the open/close air passage 33 is closed, and since the seawater in the multi-stage water storage rack 15 is still kept at a high temperature, generally at least ninety-five degrees centigrade, the seawater is reheated by the multi-stage water storage rack 15 to be boiled again, and then the above operations are repeated.
Preferably, multistage water storage frame 15 includes bilateral symmetry's mounting bracket 17, be equipped with between mounting bracket 17 and flash the board 16, flash the board 16 for the open big flat face guard that makes progress, be equipped with electric heating plate 21 in the flash the board 16.
Preferably, the flash evaporation plates 16 between the mounting frames 17 are sequentially divided into odd and even layers from bottom to top, wherein the right ends of the flash evaporation plates 16 at the odd layers are hinged to the mounting frame 17 at the right side, the left ends of the flash evaporation plates 16 at the even layers are hinged to the mounting frame 17 at the left side, a linkage sliding groove 18 is vertically arranged on the mounting frame 17, a linkage sliding plate 19 is slidably arranged on the linkage sliding groove 18, hinge blocks 20 are fixedly arranged on the linkage sliding plate 19 at intervals, the other ends of the flash evaporation plates 16 at the odd layers are hinged to the hinge block 20 at the left side, and the other ends of the flash evaporation plates 16 at the even layers are hinged to the hinge block 20 at the right side;
an overflow column 23 which is through up and down is fixedly arranged on the flash evaporation plate 16, the upper end face of the overflow column 23 is lower than the upper end face of the flash evaporation plate 16, a drain hole 24 which is through up and down is arranged at one end, close to the hinge block 20, of the flash evaporation plate 16, the upper half section of the drain hole 24 is hemispherical, a blocking ball 25 is arranged on the drain hole 24, the diameter of the blocking ball 25 is larger than that of the drain hole 24, a traction rope 26 is fixedly connected to the blocking ball 25, and the other end of the traction rope 26 is connected to the mounting frame 17;
according to the design, the linkage sliding plate 19 can slide downwards to drive the flash plate 16 to rotate, so that the flash plate 16 forms a continuous Z-shaped water channel, when the flash plate 16 rotates, the ball plug 25 is certainly lifted away from the drain hole 24 due to the limited length of the traction rope 26, circulation is formed, high-concentration waste liquid can be flushed and discharged through continuous water injection of the seawater inlet pipe 10, the mode is convenient to clean and does not need to be disassembled, the heat in the flash plate 16 is effectively stored simply and efficiently, and energy consumption is reduced.
Preferably, the blocking ball 25 has magnetism, and a silica gel skin is wrapped outside the blocking ball 25;
after the flash evaporation plate 16 is restored to be horizontal, the blocking ball 25 accurately enters the drain hole 24 and forms a seal under the action of water pressure and magnetic attraction.
Preferably, the flash evaporation plate 16 and the flash evaporation box 14 are both provided with heat insulation plates 22.
Preferably, the outer surface of the condensation plate 29 is continuously wavy in a vertical arrangement;
this design is effectual improvement the active area under the prerequisite that does not increase equipment volume, the flow of the water of being convenient for simultaneously to have the guide effect to the air that flows and avoid taking place the turbulent flow, cause the gaseous loss of high humidity.
Preferably, the bottom surface of the flash evaporation plate 16 is composed of a water collection inclined surface 27, and the water collection inclined surface 27 is in a V-shaped structure;
the design of the water collection inclined plane 27 facilitates the sea salt solute to be gathered in the middle after multiple flash evaporation, and facilitates subsequent flowing cleaning, and meanwhile, compared with a plane, the inclined plane design increases the heating area and improves the heating efficiency.
During specific implementation, seawater is injected onto the flash evaporation plate 16 through the seawater inlet pipe 10, the flash evaporation plate 16 with a multi-layer structure can ensure simultaneous water injection through the overflow effect of the overflow water column 23, the seawater inlet pipe 10 is closed after water injection is completed, the electric heating plate 21 in the flash evaporation plate 16 is used for heating, at the moment, the opening and closing air passage 33 is closed, the seawater in the multi-stage water storage rack 15 is heated to boiling under normal pressure, then a one-way valve in the one-way valve serial connection pipe 13 is opened instantly, the air pressure in the flash evaporation cavity 36 is reduced instantly under the action of the negative pressure tank 12, the boiling point of the seawater is reduced instantly, a large amount of water vapor is generated under the original temperature, after the temperature is reduced to a new boiling point, the opening and closing air passage 33 is opened, at the moment, the normal pressure in the condensation cavity 31 is added, so that the air pressure in the flash evaporation cavity 36 is improved to a certain extent, the condensation of the water vapor is facilitated, and at the moment, the forward fan 30 is used for cooling the seawater, The circulating air flow of the reverse fan 32 exchanges the high-humidity air in the flash evaporation cavity 36 with the air in the condensation cavity 31, the high-humidity air is instantly condensed to obtain fresh water after contacting the condensation plate 29 after entering the condensation cavity 31, the air exchange time is short, the opening and closing air passage 33 is closed after the exchange is finished, and as the seawater in the multistage water storage rack 15 is still kept at a higher temperature, generally at least more than ninety-five degrees centigrade, the seawater is heated again through the multistage water storage rack 15 to be boiled again, and then the operation is repeated.
It should be emphasized that the embodiments described herein are illustrative and not restrictive, and thus the present invention is not limited to the embodiments described in the detailed description, but also falls within the scope of the present invention, in any other embodiments derived by those skilled in the art according to the technical solutions of the present invention.
Claims (7)
1. The utility model provides an energy-saving sea water desalination device of hierarchical formula which characterized in that: the device comprises a flash evaporation tank (14), a grading frame (11), a negative pressure tank (12), a one-way valve serial connection pipe (13) and the grading frame (11), wherein a condensation cavity (31) and a flash evaporation cavity (36) are formed in the flash evaporation tank (14), two opening and closing air passages (33) are communicated and arranged between the condensation cavity (31) and the flash evaporation cavity (36), the opening and closing air passages (33) are arranged at intervals up and down, a multi-stage water storage frame (15) is detachably and fixedly arranged in the flash evaporation cavity (36), the multi-stage water storage frame (15) is composed of at least two heating type water storage plates which are horizontally arranged, at least two placing drawers are arranged on the grading frame (11), the number of the negative pressure tanks (12) is consistent with that of the placing drawers on the grading frame (11), the negative pressure tanks (12) are sequentially fixed in the placing drawers of the grading frame (11), and one-way valves in the one-way valve serial connection pipe (13) are respectively communicated with the negative pressure tanks (12), the outlet main valve of the one-way valve serial pipe (13) is communicated with the flash evaporation cavity (36), the upper end face of the flash evaporation box (14) is fixedly provided with a seawater inlet pipe (10), the seawater inlet pipe (10) is communicated with the flash evaporation cavity (36) and points to the multistage water storage rack (15), the condensation cavity (31) is internally and fixedly provided with a forward fan (30) and a reverse fan (32), the forward fan (30) corresponds to the position of the opening and closing air passage (33) above the forward fan (30), the reverse fan (32) corresponds to the position of the opening and closing air passage (33) below the reverse fan, the wind direction of the forward fan (30) is from right to left, the condensation cavity (31) is internally and fixedly provided with a condensation plate (29), the lower end face of the flash evaporation box (14) is fixedly provided with a high-concentration waste liquid discharge port (34) communicated with the flash evaporation cavity (36), and the left end face of the flash evaporation box (14) is fixedly provided with a fresh water outlet (35) communicated with the condensation cavity (31), the lower part in the condensation cavity (31) is fixedly provided with a trapezoidal water collecting platform (28), and the inclined lower end of the water collecting platform (28) is close to one side of the fresh water outlet (35).
2. The staged energy-saving seawater desalination plant of claim 1, wherein: multistage water storage frame (15) include bilateral symmetry's mounting bracket (17), be equipped with flash board (16) between mounting bracket (17), flash board (16) are the open big flat face guard that makes progress, be equipped with electric heating board (21) in flash board (16).
3. The staged energy-saving seawater desalination plant of claim 2, wherein: the flash evaporation plates (16) between the mounting frames (17) are sequentially divided into odd and even layers from bottom to top, wherein the right ends of the flash evaporation plates (16) at the odd layers are hinged to the mounting frame (17) at the right side, the left ends of the flash evaporation plates (16) at the even layers are hinged to the mounting frame (17) at the left side, a linkage sliding groove (18) is vertically arranged on the mounting frame (17), a linkage sliding plate (19) is slidably arranged on the linkage sliding groove (18), hinge blocks (20) are fixedly arranged on the linkage sliding plate (19) at intervals, the other ends of the flash evaporation plates (16) at the odd layers are hinged to the hinge block (20) at the left side, and the other ends of the flash evaporation plates (16) at the even layers are hinged to the hinge block (20) at the right side;
the flashing plate (16) is fixedly provided with an overflow column (23) which is through up and down, the upper end face of the overflow column (23) is lower than the upper end face of the flashing plate (16), one end, close to the hinged block (20), of the flashing plate (16) is provided with a drain hole (24) which is through up and down, the upper half section of the drain hole (24) is hemispherical, a blocking ball (25) is arranged on the drain hole (24), the diameter of the blocking ball (25) is larger than that of the drain hole (24), a hauling rope (26) is fixedly connected onto the blocking ball (25), and the other end of the hauling rope (26) is connected onto the mounting frame (17).
4. The staged energy-saving seawater desalination plant of claim 3, wherein: the blocking ball (25) is magnetic, and a silica gel skin wraps the outside of the blocking ball (25).
5. The staged energy-saving seawater desalination plant of claim 4, wherein: insulation boards (22) are arranged in the flash evaporation plate (16) and the flash evaporation box (14).
6. The staged energy-saving seawater desalination plant of claim 1, wherein: the outer surface of the condensing plate (29) is in a continuous wave shape which is vertically arranged.
7. The staged energy-saving seawater desalination plant of claim 5, wherein: the bottom surface of flash board (16) comprises catchment inclined plane (27), catchment inclined plane (27) are the V font structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220910332.3U CN217350818U (en) | 2022-04-20 | 2022-04-20 | Hierarchical energy-saving seawater desalination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220910332.3U CN217350818U (en) | 2022-04-20 | 2022-04-20 | Hierarchical energy-saving seawater desalination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217350818U true CN217350818U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220910332.3U Active CN217350818U (en) | 2022-04-20 | 2022-04-20 | Hierarchical energy-saving seawater desalination device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217350818U (en) |
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2022
- 2022-04-20 CN CN202220910332.3U patent/CN217350818U/en active Active
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