CN219044866U - Sea water desalination device and sea water desalination system based on hollow fiber RO membrane - Google Patents
Sea water desalination device and sea water desalination system based on hollow fiber RO membrane Download PDFInfo
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- CN219044866U CN219044866U CN202223492746.8U CN202223492746U CN219044866U CN 219044866 U CN219044866 U CN 219044866U CN 202223492746 U CN202223492746 U CN 202223492746U CN 219044866 U CN219044866 U CN 219044866U
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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
Abstract
The utility model relates to the technical field of sea water desalination equipment, in particular to a sea water desalination device and a sea water desalination system based on a hollow fiber RO membrane; sea water desalination device based on hollow fiber RO membrane includes: the shell is provided with a containing cavity, and a water concentration port is arranged on the shell; the water inlet end plate is arranged at one end of the shell, and a water inlet pipe is arranged on the water inlet end plate; the guide plate is arranged on one side of the water inlet end plate and is provided with a guide groove; the water producing end plate is arranged at the other end of the shell, and a water producing pipe is arranged on the water producing end plate; the hollow fiber RO membrane is arranged in the accommodating cavity and is positioned between the water inlet end plate and the water producing end plate. The sea water desalting device based on the hollow fiber RO membrane does not need to be additionally provided with a water inlet area, so that the product length is shortened, and the occupied area of equipment is reduced; meanwhile, the sea water desalting device based on the hollow fiber RO membrane has a simple structure.
Description
Technical Field
The utility model relates to the technical field of sea water desalting equipment, in particular to a sea water desalting device and a sea water desalting system based on a hollow fiber RO membrane.
Background
The "fresh water to sea" has created an emerging industry, and several major seawater lightening methods are MSF (multi-stage flash evaporation), ME (multi-effect distillation), RO (reverse osmosis). Wherein, sea water desalination is one of the main application fields of reverse osmosis technology. However, the seawater desalination device in the prior art has a complex structure, a large length and a large occupied area.
Disclosure of Invention
Therefore, the technical problem to be solved by the utility model is to solve the problems of complex structure, large length and large occupied area of the seawater desalination device based on the hollow fiber RO membrane in the prior art, thereby providing the seawater desalination device and the seawater desalination system based on the hollow fiber RO membrane.
In order to solve the technical problems, the utility model provides a sea water desalination device based on a hollow fiber RO membrane, which comprises: the shell is provided with a containing cavity, and a water concentration port is arranged on the shell; the water inlet end plate is arranged at one end of the shell, and a water inlet pipe is arranged on the water inlet end plate; the guide plate is arranged on one side of the water inlet end plate, and a guide groove is arranged on the guide plate; the water producing end plate is arranged at the other end of the shell, and a water producing pipe is arranged on the water producing end plate; the hollow fiber RO membrane is arranged in the accommodating cavity and is positioned between the water inlet end plate and the water producing end plate.
Further, the diversion trench is arranged at one side close to the hollow fiber RO membrane, and the section of the diversion trench is zigzag.
Further, the air conditioner further comprises a first sealing ring, wherein the first sealing ring is arranged at two ends of the guide plate and is in sealing connection with the inner wall of the shell.
Further, the water producing end plate further comprises a second sealing ring, wherein the second sealing ring is arranged at two ends of the water producing end plate and is in sealing connection with the inner wall of the shell.
Further, the water inlet device further comprises a third sealing ring and a fourth sealing ring, wherein the third sealing ring is arranged corresponding to the water inlet end plate, and the fourth sealing ring is arranged corresponding to the water producing end plate.
Further, an adjusting gasket is arranged between the water inlet end plate and the guide plate.
Further, one end part of the water inlet pipe is a water inlet, and the water inlet pipe penetrates through the water inlet end plate; one end part of the water producing pipe is a water producing port, and the water producing pipe penetrates through the water producing end plate.
Further, the water inlet plate further comprises an air inlet, and the air inlet is arranged on the water inlet end plate.
Further, the water inlet end plate and the water outlet end plate are provided with an end plate handle.
The utility model also provides a seawater desalination system, which comprises the seawater desalination device based on the hollow fiber RO membrane.
The technical scheme of the utility model has the following advantages:
1. the utility model provides a sea water desalination device based on a hollow fiber RO membrane, which comprises: the shell is provided with a containing cavity, and a water concentration port is arranged on the shell; the water inlet end plate is arranged at one end of the shell, and a water inlet pipe is arranged on the water inlet end plate; the guide plate is arranged on one side of the water inlet end plate, and a guide groove is arranged on the guide plate; the water producing end plate is arranged at the other end of the shell, and a water producing pipe is arranged on the water producing end plate; the hollow fiber RO membrane is arranged in the accommodating cavity and is positioned between the water inlet end plate and the water producing end plate.
The water inlet end plate is arranged at one end of the shell, and the water inlet pipe is arranged on the water inlet end plate, so that seawater can conveniently enter the accommodating cavity of the shell through the water inlet pipe; meanwhile, a guide plate is arranged on one side of the water inlet end plate, guide grooves are formed in the guide plate, seawater can be fully and uniformly dispersed into the hollow fiber RO membrane, the hollow fiber RO membrane is utilized for purification, purified water after purification is reserved from a water production pipe arranged on the water production end plate on the other end of the shell, and the obtained concentrated solution is discharged from the water concentration port. The sea water desalting device based on the hollow fiber RO membrane does not need to be additionally provided with a water inlet area, so that the product length is shortened, and the occupied area of equipment is reduced; meanwhile, the sea water desalting device based on the hollow fiber RO membrane has a simple structure. The seawater desalination device based on the hollow fiber RO membrane can enable water flow to uniformly enter the hollow fiber RO membrane, achieves the best filtering effect, and prolongs the service life of the hollow fiber RO membrane.
2. The sea water desalting device based on the hollow fiber RO membrane provided by the utility model is characterized in that the diversion trench is arranged at one side close to the hollow fiber RO membrane, and the section of the diversion trench is zigzag. Namely, the guide plate is arranged between the water inlet end plate and the hollow fiber RO membrane, and the arrangement of the guide plate ensures that the seawater uniformly and dispersedly enters the hollow fiber RO membrane, so that the full purification of the hollow fiber RO membrane is realized, the best filtering effect is achieved, and the service life of the hollow fiber RO membrane is prolonged.
3. The sea water desalting device based on the hollow fiber RO membrane provided by the utility model further comprises a first sealing ring, wherein the first sealing ring is arranged at two ends of the guide plate and is in sealing connection with the inner wall of the shell. This setting of first sealing washer can effectually improve sealing performance between guide plate and the shells inner wall, avoids appearing the condition that the sea water leaked for the sea water can only be through inlet end plate and guide plate, enters into in the hollow fiber RO membrane and purifies.
4. The sea water desalting device based on the hollow fiber RO membrane provided by the utility model is characterized in that an adjusting gasket is arranged between the water inlet end plate and the guide plate. The setting of this adjusting gasket is used for adjusting the inside clearance of casing, makes hollow fiber RO membrane fully fix in the casing, prevents that hollow fiber RO membrane from moving in the cluster in the casing.
The summary is provided to introduce a selection of concepts in a simplified form that are further described below in the detailed description. This summary is not intended to identify key features or essential features of the disclosure, nor is it intended to be used to limit the scope of the disclosure.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a seawater desalination plant based on a hollow fiber RO membrane;
fig. 2 is a schematic structural diagram of a baffle of the hollow fiber RO membrane-based seawater desalination device provided by the utility model.
Reference numerals illustrate:
1. a housing; 2. a receiving chamber; 3. a water concentration port; 4. a water inlet end plate; 5. a water inlet pipe; 6. a deflector; 7. a diversion trench; 8. a water producing end plate; 9. a water producing pipe; 10. hollow fiber RO membranes; 11. a first seal ring; 12. adjusting the gasket; 13. a second seal ring; 14. an air inlet; 15. an end plate handle; 16. a third seal ring; 17. a fourth seal ring; 18. a water inlet; 19. and (5) a water producing port.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present disclosure. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the present disclosure, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present disclosure and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present disclosure, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the present disclosure, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, or communicable with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this disclosure will be understood by those of ordinary skill in the art as the case may be.
In this disclosure, unless expressly stated or limited otherwise, a first feature being "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
The following disclosure provides many different embodiments, or examples, for implementing different structures of the disclosure. In order to simplify the present disclosure, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present disclosure. Furthermore, the present disclosure may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The preferred embodiments of the present disclosure are described below in conjunction with the accompanying drawings, it being understood that the preferred embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present disclosure.
Referring to fig. 1 to 2, the present utility model provides a seawater desalination device based on a hollow fiber RO membrane, comprising: the device comprises a shell 1, wherein the shell 1 is provided with a containing cavity 2, and a water concentration port 3 is arranged on the shell 1; a water inlet end plate 4 arranged at one end of the shell 1, and a water inlet pipe 5 is arranged on the water inlet end plate 4; the guide plate 6 is arranged on one side of the water inlet end plate 4, and a guide groove 7 is arranged on the guide plate 6; a water producing end plate 8 arranged at the other end of the shell 1, and a water producing pipe 9 arranged on the water producing end plate 8; the hollow fiber RO membrane 10 is arranged in the accommodating cavity 2 and is positioned between the water inlet end plate 4 and the water producing end plate 8.
By providing the water inlet end plate 4 at one end of the housing 1 and providing the water inlet pipe 5 on the water inlet end plate 4, seawater is facilitated to enter the accommodating cavity 2 of the housing 1 through the water inlet pipe 5; meanwhile, a guide plate 6 is arranged on one side of the water inlet end plate 4, a guide groove 7 is arranged on the guide plate 6, the guide groove 7 is arranged, seawater can be fully and uniformly dispersed into the hollow fiber RO membrane 10, the hollow fiber RO membrane 10 is utilized for purification, purified water after purification is reserved from a water production pipe 9 arranged on a water production end plate 8 on the other end of the shell 1, and the obtained concentrated solution is discharged from the water concentration port 3. The sea water desalination device based on the hollow fiber RO membrane does not need to be additionally provided with a water inlet area, so that the product length is shortened, the occupied area of equipment is reduced, and meanwhile, the sea water desalination device based on the hollow fiber RO membrane is simple in structure. The seawater desalination device based on the hollow fiber RO membrane can lead water flow to uniformly enter the hollow fiber RO membrane 10, achieves the best filtering effect, and prolongs the service life of the hollow fiber RO membrane 10.
In this embodiment, the housing 1 is made of glass fiber reinforced plastic. The shell 1 made of the glass fiber reinforced plastic material has high wear resistance, good corrosion resistance and good corrosion resistance, and has strong immunity to gas, water, acid, alkali and salt, various oils and organic solutions; and the production process is simple, and the processing and the manufacturing are convenient.
In some alternative embodiments, the diversion trench 7 is disposed near one side of the hollow fiber RO membrane 10, and the cross section of the diversion trench 7 is zigzag. That is, the baffle 6 is disposed between the water inlet end plate 4 and the hollow fiber RO membrane 10, and the arrangement of the baffle 6 makes the seawater enter the hollow fiber RO membrane 10 uniformly and dispersedly, so as to achieve the full purification of the hollow fiber RO membrane 10, achieve the best filtering effect, and prolong the service life of the hollow fiber RO membrane 10.
The hollow fiber RO membrane is a reverse osmosis membrane element integrating a large number (hundreds of thousands) of hollow fibers into an inner cylinder, is equivalent to the filtration area of 10 times of a spiral RO membrane commonly used in the market, is beneficial to prolonging the service life of the membrane element, and has good membrane pressure resistance.
In some alternative embodiments, the hollow fiber RO membrane-based seawater desalination device further comprises a first sealing ring 11, wherein the first sealing ring 11 is arranged at two ends of the deflector 6 and is in sealing connection with the inner wall of the housing 1. This setting of first sealing washer 11 can effectually improve sealing performance between guide plate 6 and the casing 1 inner wall, avoids appearing the condition that the sea water leaked for the sea water can only be through intaking end plate 4 and guide plate 6, enters into in the hollow fiber RO membrane 10 and purifies.
In some alternative embodiments, the hollow fiber RO membrane-based seawater desalination device further comprises a second sealing ring 13, wherein the second sealing ring 13 is arranged at two ends of the water producing end plate 8 and is in sealing connection with the inner wall of the shell 1. The second sealing ring 13 can effectively improve the sealing performance between the guide plate 6 and the inner wall of the shell 1, and avoid the condition of seawater leakage.
In some alternative embodiments, the hollow fiber RO membrane-based seawater desalination device further comprises a third sealing ring 16 and a fourth sealing ring 17, wherein the third sealing ring 16 is arranged corresponding to the water inlet end plate 4, and the fourth sealing ring 17 is arranged corresponding to the water producing end plate 8, so that the situation that seawater leaks in the shell 1 is avoided.
In some alternative embodiments, an adjusting gasket 12 is provided between the water inlet end plate 4 and the deflector 6. The adjusting pad 12 is provided to adjust the gap inside the housing 1 so that the hollow fiber RO membrane 10 can be sufficiently fixed inside the housing 1, and the hollow fiber RO membrane 10 is prevented from moving in the housing 1.
The number of the adjusting gaskets 12 can be set according to actual conditions.
In some alternative embodiments, one end of the water inlet pipe 5 is a water inlet 18, and the water inlet pipe 5 penetrates the water inlet end plate 4; one end of the water producing pipe 9 is a water producing port 19, and the water producing pipe 9 penetrates through the water producing end plate 8. The water inlet 18 is arranged, so that seawater can enter the shell 1 through the water inlet 18, the water inlet pipe 5 and the water inlet end plate 4.
The water producing port 19 is arranged, so that seawater can flow out of the shell 1 through the water producing end plate 8, the water producing pipe 9 and the water producing port 19.
In some alternative embodiments, the hollow fiber RO membrane based sea water desalination device further comprises an air inlet 14, wherein the air inlet 14 is arranged on the water inlet end plate 4. The air inlet 14 is provided to inject chlorine gas in the pretreatment stage, thereby preventing biological contamination of the sand filtration device (front filtration device of the hollow fiber RO membrane-based sea water desalination device) and the hollow fiber RO membrane 10. When the recovery rate of the hollow fiber RO membrane-based sea water desalination device needs to be improved, sulfuric acid can be added through the air inlet 14 to prevent scale from adhering to the inner wall of the housing 1.
In some alternative embodiments, the hollow fiber RO membrane based sea water desalination device further comprises an end plate handle 15, wherein the end plate handle 15 is arranged on the water inlet end plate 4 and the water producing end plate 8. The end plate handle 15 is arranged to facilitate the disassembly and later maintenance of the water inlet end plate 4 and the water producing end plate 8.
Specifically, the working method of the sea water desalination device based on the hollow fiber RO membrane comprises the following steps: seawater enters the shell 1 through the water inlet 5, passes through the water inlet end plate 4 and the guide plate 6, is uniformly dispersed and enters the hollow fiber RO membrane 10 by utilizing the guide grooves 7 on the guide plate 6, is purified by utilizing the hollow fiber RO membrane 10, purified water is reserved from the water outlet 9, and the obtained concentrated solution is discharged from the concentrated water outlet 3.
By providing the water inlet end plate 4 at one end of the housing 1 and providing the water inlet pipe 5 on the water inlet end plate 4, seawater is facilitated to enter the accommodating cavity 2 of the housing 1 through the water inlet pipe 5; meanwhile, a guide plate 6 is arranged on one side of the water inlet end plate 4, a guide groove 7 is arranged on the guide plate 6, the guide groove 7 is arranged, seawater can be fully and uniformly dispersed into the hollow fiber RO membrane 10, the hollow fiber RO membrane 10 is utilized for purification, purified water after purification is reserved from a water production pipe 9 arranged on a water production end plate 8 on the other end of the shell 1, and the obtained concentrated solution is discharged from the water concentration port 3. The sea water desalination device based on the hollow fiber RO membrane does not need to be additionally provided with a water inlet area, so that the product length is shortened, the occupied area of equipment is reduced, and meanwhile, the sea water desalination device based on the hollow fiber RO membrane is simple in structure. The seawater desalination device based on the hollow fiber RO membrane can lead water flow to uniformly enter the hollow fiber RO membrane 10, achieves the best filtering effect, and prolongs the service life of the hollow fiber RO membrane 10.
The utility model also provides a seawater desalination system, which comprises the seawater desalination device based on the hollow fiber RO membrane.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (10)
1. A seawater desalination plant based on hollow fiber RO membranes, comprising:
the device comprises a shell (1), wherein the shell (1) is provided with a containing cavity (2), and a water concentration port (3) is arranged on the shell (1);
a water inlet end plate (4) arranged at one end of the shell (1), and a water inlet pipe (5) is arranged on the water inlet end plate (4);
the guide plate (6) is arranged on one side of the water inlet end plate (4), and a guide groove (7) is arranged on the guide plate (6);
a water producing end plate (8) arranged at the other end of the shell (1), and a water producing pipe (9) arranged on the water producing end plate (8);
the hollow fiber RO membrane (10) is arranged in the accommodating cavity (2) and is positioned between the water inlet end plate (4) and the water producing end plate (8).
2. The seawater desalination plant based on hollow fiber RO membranes of claim 1, wherein the flow guide groove (7) is provided at a side close to the hollow fiber RO membranes (10), and the cross section of the flow guide groove (7) is zigzag.
3. The seawater desalination plant based on hollow fiber RO membrane of claim 2, further comprising a first sealing ring (11), wherein the first sealing ring (11) is arranged at two ends of the deflector (6) and is in sealing connection with the inner wall of the housing (1).
4. A hollow fiber RO membrane based seawater desalination plant according to any one of claims 1 to 3, further comprising a second sealing ring (13), wherein the second sealing ring (13) is provided at both ends of the water-producing end plate (8) and is in sealing connection with the inner wall of the housing (1).
5. The seawater desalination plant based on a hollow fiber RO membrane of claim 4, further comprising a third sealing ring (16) and a fourth sealing ring (17), wherein the third sealing ring (16) is arranged corresponding to the water inlet end plate (4), and the fourth sealing ring (17) is arranged corresponding to the water producing end plate (8).
6. The seawater desalination plant based on hollow fiber RO membranes of claim 5, wherein an adjusting gasket (12) is provided between the inlet end plate (4) and the baffle (6).
7. The seawater desalination plant based on hollow fiber RO membranes of claim 6, wherein one end of the water inlet pipe (5) is a water inlet (18), and the water inlet pipe (5) penetrates the water inlet end plate (4);
one end part of the water producing pipe (9) is a water producing port (19), and the water producing pipe (9) penetrates through the water producing end plate (8).
8. The hollow fiber RO membrane-based seawater desalination plant of claim 7, further comprising an air inlet (14), the air inlet (14) being provided on the water inlet end plate (4).
9. A hollow fiber RO membrane based seawater desalination plant as claimed in any one of claims 5 to 8, further comprising an end plate handle (15), the end plate handle (15) being provided on the water inlet end plate (4) and water producing end plate (8).
10. A seawater desalination system comprising a hollow fiber RO membrane-based seawater desalination plant as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223492746.8U CN219044866U (en) | 2022-12-23 | 2022-12-23 | Sea water desalination device and sea water desalination system based on hollow fiber RO membrane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223492746.8U CN219044866U (en) | 2022-12-23 | 2022-12-23 | Sea water desalination device and sea water desalination system based on hollow fiber RO membrane |
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| CN219044866U true CN219044866U (en) | 2023-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223492746.8U Active CN219044866U (en) | 2022-12-23 | 2022-12-23 | Sea water desalination device and sea water desalination system based on hollow fiber RO membrane |
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| CN (1) | CN219044866U (en) |
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