Novel seawater desalination device

Abstract

The utility model discloses a novel seawater desalination device which comprises a container, a disc type filter, a dosing unit group and an ultrafiltration membrane are sequentially arranged from the middle part to the end part of one side in the container, the disc type filter, the dosing unit group and the ultrafiltration membrane are connected through a pipeline, and an ultrafiltration water tank is respectively fixed at one end in the container; the ultrafiltration water tank is connected with the ultrafiltration membrane through a pipeline; the reverse osmosis membrane group, the plunger pump and the energy recovery unit are respectively arranged on the other side in the container, and the reverse osmosis membrane group is connected with the ultrafiltration water tank through a pipeline. The novel sea water desalting device provided by the utility model is scientific and reasonable in design, small in occupied area, strong in adaptive capacity to environment, convenient to transport, favorable for hoisting and placing on site, capable of being put into use quickly, good in desalting effect, relatively simple in structure and low in manufacturing cost; and the equipped equipment can meet the requirements of ocean and land working environments.

Description

Technical Field

[0001] The utility model relates to the technical field of seawater desalination, in particular to a novel seawater desalination device. Background Art

[0002] Desalination is the production of fresh water by desalination of seawater. It is an open-source incremental technology for realizing water resource utilization. It can increase the total amount of fresh water, facilitate water use for offshore operations, and is not affected by time, space and climate. Desalination is widely used in water supply. The desalination equipment used for desalination includes high-pressure pumps, seawater reverse osmosis devices and energy recovery devices.

[0003] However, the prior art has the following technical problems: most of the seawater desalination equipment on the market is based on an ordinary frame. Due to the limited use conditions of the membrane and other accessories, they need to be placed indoors in a good environment for work, so supporting civil engineering work is required, and the space cannot be well utilized when placed indoors. The equipment occupies a large area, is not convenient for unified management, and is inconvenient to transport. The desalination effect is poor, the structure is complex, and the cost is high. It is not suitable for use in remote areas and island areas. For this reason, the present application proposes a new seawater desalination device to provide a new technical solution to solve the above-mentioned technical problems. Utility Model Content

[0004] Based on this, it is necessary to provide a new seawater desalination device to address the above technical problems. The new seawater desalination device provided by the utility model has a scientific and reasonable design, a small footprint, strong adaptability to the environment, and is easy to transport. It is also conducive to on-site lifting, placement and rapid commissioning, and has a good desalination effect, a relatively simple structure, and a low cost. The equipment provided can meet the needs of both marine and land working environments.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A novel seawater desalination device is used for seawater desalination.

[0007] The novel seawater desalination device specifically comprises:

[0008] A container, wherein a disc filter, a dosing unit group, and an ultrafiltration membrane are sequentially arranged from the middle to the end of one side inside the container, and the disc filter, dosing unit group, and ultrafiltration membrane are connected by pipelines. An ultrafiltration water tank is fixed to one end inside the container, and the ultrafiltration water tank is connected to the ultrafiltration membrane through a pipeline; a reverse osmosis membrane group, a plunger pump, and an energy recovery unit are arranged on the other side inside the container, and the reverse osmosis membrane group is connected to the ultrafiltration water tank through a pipeline; a domestic water tank and a drinking water tank are fixed to the other end inside the container, and a water supply pump unit is fixed to the inside of the container and at one end of the domestic water tank close to the disc filter, and the reverse osmosis membrane group, the domestic water tank, and the drinking water tank are all connected to the water supply pump unit through pipelines.

[0009] As a preferred embodiment of the novel seawater desalination device provided by the utility model, hatches are arranged on both sides of the container, the two hatches are symmetrically arranged, and the two hatches are both arranged to open inwards.

[0010] As a preferred embodiment of the novel seawater desalination device provided by the utility model, a centralized control cabinet is arranged inside the container and near the reverse osmosis membrane group.

[0011] As a preferred embodiment of the novel seawater desalination device provided by the utility model, an air conditioner is arranged inside the container and at one end close to the drinking water tank.

[0012] As a preferred embodiment of the novel seawater desalination device provided by the utility model, a bag filter is further arranged between the disc filter and the ultrafiltration membrane.

[0013] As a preferred embodiment of the novel seawater desalination device provided by the utility model, a backwash pump is arranged inside the disc filter and between the ultrafiltration membrane and the ultrafiltration water tank, and the ultrafiltration membrane, the backwash pump and the ultrafiltration water tank are connected by a pipeline.

[0014] As a preferred embodiment of the novel seawater desalination device provided by the utility model, a clean water pump is arranged inside the disc filter and between the ultrafiltration water tank and the reverse osmosis membrane group, and the ultrafiltration water tank, the clean water pump and the reverse osmosis membrane group are connected by pipelines.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The novel seawater desalination device provided by the utility model has a scientific and reasonable design, occupies a small area, has strong adaptability to the environment, is easy to transport, is conducive to on-site lifting, placement and rapid commissioning, has good desalination effect, is relatively simple in structure and low in cost, and the equipped equipment can meet both marine and land working environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 This is a top view of the overall structure of the novel seawater desalination device provided by the utility model.

[0019] The markings in the figure are as follows:

[0020] 1. Disc filter; 2. Dosing unit; 3. Ultrafiltration membrane; 4. Backwash pump; 5. Ultrafiltration water tank; 6. Clean water pump; 7. Reverse osmosis membrane group; 8. Plunger pump; 9. Energy recovery unit; 10. Cleaning pump; 11. Cleaning tank; 12. Domestic water tank; 13. Water supply pump unit; 14. Drinking water tank; 15. Central control cabinet; 16. Container; 17. Air conditioner. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0022] As described in the background art, most of the seawater desalination equipment on the market is based on an ordinary frame. Due to the limited use conditions of the membrane and other accessories, they need to be placed indoors in a good environment for operation, so supporting civil engineering work is required. Moreover, when placed indoors, the space cannot be well utilized. The equipment occupies a large area, is not convenient for unified management, is inconvenient to transport, has poor desalination effect, complex structure, and high cost, and is not suitable for use in remote areas and island areas.

[0023] In order to solve this technical problem, the utility model provides a novel seawater desalination device, which is applied to seawater desalination.

[0024] Specifically, please refer to Figure 1 The new seawater desalination device specifically includes:

[0025] A container 16, wherein a disc filter 1, a dosing unit group 2, and an ultrafiltration membrane 3 are sequentially arranged from the middle to the end of one side inside the container 16, and the disc filter 1, the dosing unit group 2, and the ultrafiltration membrane 3 are connected by a pipeline, and an ultrafiltration water tank 5 is fixed at one end inside the container 16, and the ultrafiltration water tank 5 is connected to the ultrafiltration membrane 3 through a pipeline; a reverse osmosis membrane group 7, a plunger pump 8, and an energy recovery unit 9 are respectively arranged on the other side inside the container 16, and the reverse osmosis membrane group 7 is connected to the ultrafiltration water tank 5 through a pipeline; a domestic water tank 12 and a drinking water tank 14 are respectively fixed at the other end inside the container 16, and a water supply pump unit 13 is fixed inside the container 16 and at one end of the domestic water tank 12 close to the disc filter 1, and the reverse osmosis membrane group 7, the domestic water tank 12, and the drinking water tank 14 are all connected to the water supply pump unit 13 through a pipeline.

[0026] The novel seawater desalination device provided by the utility model has a scientific and reasonable design, occupies a small area, has strong adaptability to the environment, is easy to transport, is conducive to on-site lifting, placement and rapid commissioning, has good desalination effect, is simple in structure and low in cost, and the equipped equipment can meet both marine and land working environments.

[0027] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

[0028] Embodiment 1:

[0029] Please refer to Figure 1 , a new type of seawater desalination device, comprising:

[0030] A container 16, wherein a disc filter 1, a dosing unit group 2, and an ultrafiltration membrane 3 are sequentially arranged from the middle to the end of one side of the interior of the container 16, the disc filter 1, the dosing unit group 2, and the ultrafiltration membrane 3 are connected by a pipeline, and an ultrafiltration water tank 5 is fixed at one end of the interior of the container 16, and the ultrafiltration water tank 5 is connected to the ultrafiltration membrane 3 through a pipeline, wherein, in order to improve the water quality, a backwash pump 4 is arranged inside the disc filter 1 and between the ultrafiltration membrane 3 and the ultrafiltration water tank 5, and the ultrafiltration membrane 3, the backwash pump 4, and the ultrafiltration water tank 5 are connected by a pipeline, and the ultrafiltration water in the ultrafiltration water tank 5 can be re-transported to the ultrafiltration membrane 3 for re-filtration through the backwash pump 4; a reverse osmosis membrane group 7 and a plunger are respectively arranged on the other side of the interior of the container 16 A pump 8, an energy recovery unit 9, and a reverse osmosis membrane group 7 are connected to the ultrafiltration water tank 5 through a pipeline, wherein a clean water pump 6 is arranged inside the disc filter 1 and between the ultrafiltration water tank 5 and the reverse osmosis membrane group 7, and the ultrafiltration water tank 5, the clean water pump 6, and the reverse osmosis membrane group 7 are connected through a pipeline, and the clean water pump 6 is used to conveniently transport the ultrafiltration water in the ultrafiltration water tank 5 to the reverse osmosis membrane group 7 to obtain fresh water; a domestic water tank 12 and a drinking water tank 14 are respectively fixed at the other end of the container 16, and a water supply pump unit 13 is fixed inside the container 16 and at one end of the domestic water tank 12 close to the disc filter 1, and the reverse osmosis membrane group 7, the domestic water tank 12, and the drinking water tank 14 are all connected to the water supply pump unit 13 through a pipeline.

[0031] Furthermore, in order to facilitate entry into the device, hatches are provided on both sides of the container 16, the two hatches are symmetrically arranged, and both hatches are opened inwards.

[0032] When in use, seawater can be provided through the seawater fire hydrant on the ship, filtered through the disc filter 1, disinfected by the dosing unit group 2, and then enter the ultrafiltration membrane 3. The ultrafiltered water enters the ultrafiltration water tank 5; the ultrafiltered water enters the reverse osmosis membrane assembly 7 through the clean water pump 6 to produce fresh water, and the fresh water enters the domestic water tank 12. The domestic water tank is supplied to the use network through the constant pressure variable frequency pump water supply pump unit 13. The concentrated water is discharged after energy recovery by the energy recovery unit 9. A part of the domestic water enters the reverse osmosis membrane assembly 7 after being pressurized, and the produced water enters the drinking water tank 14 after being disinfected and sterilized by ultraviolet rays, and is transported to the drinking water network through the constant pressure variable frequency pump water supply pump unit 13.

[0033] Embodiment 2:

[0034] The novel seawater desalination device provided in Example 1 is further optimized. Specifically, Figure 1 As shown, a bag filter is also provided between the disc filter 1 and the ultrafiltration membrane 3. By installing the bag filter, impurities in the water can be effectively reduced and the water quality can be improved.

[0035] Embodiment 3:

[0036] The novel seawater desalination device provided in Example 1 is further optimized. Specifically, Figure 1 As shown, in order to facilitate the control of the device, a centralized control cabinet 15 is provided inside the container 16 and near the reverse osmosis membrane group 7, and the centralized control cabinet 15 is used to conveniently control various devices in the device.

[0037] Embodiment 4:

[0038] The novel seawater desalination device provided in Example 1 is further optimized. Specifically, Figure 1 As shown, an air conditioner 17 is provided inside the container 16 and at one end close to the drinking water tank 14 , and the temperature inside the container 16 can be conveniently controlled by the air conditioner 17 .

[0039] Embodiment 5:

[0040] The novel seawater desalination device provided in Example 1 is further optimized. Specifically, Figure 1 As shown, a cleaning tank 11 is provided inside the container 16 and near the ultrafiltration water tank 5, and a cleaning pump 10 is provided inside the container 16 and at a position on one side of the cleaning tank 11. The cleaning pump 10 is connected to the cleaning tank 11 through a pipeline. The cleaning pump 10 can transport the ultrafiltration water in the ultrafiltration water tank 5 to the cleaning tank 11 for storage and other uses.

Claims

1. A novel seawater desalination device, characterized in that: include: A container (16), wherein a disc filter (1), a dosing unit group (2), and an ultrafiltration membrane (3) are sequentially arranged from the middle to the end of one side of the container (16), wherein the disc filter (1), the dosing unit group (2), and the ultrafiltration membrane (3) are connected via a pipeline; an ultrafiltration water tank (5) is fixed to one end of the container (16), wherein the ultrafiltration water tank (5) is connected to the ultrafiltration membrane (3) via a pipeline; and a reverse osmosis membrane group (7) and a plunger pump are respectively arranged on the other side of the container (16). (8), an energy recovery unit (9), the reverse osmosis membrane group (7) is connected to the ultrafiltration water tank (5) through a pipeline; the other end of the interior of the container (16) is respectively fixed with a domestic water tank (12) and a drinking water tank (14); a water supply pump unit (13) is fixed inside the container (16) and at one end of the domestic water tank (12) close to the disc filter (1); the reverse osmosis membrane group (7), the domestic water tank (12), and the drinking water tank (14) are all connected to the water supply pump unit (13) through a pipeline.

2. The novel seawater desalination device according to claim 1 is characterized in that: The container (16) is provided with hatches on both sides, the two hatches are symmetrically arranged, and the two hatches are both opened inwards.

3. The novel seawater desalination device according to claim 1 is characterized in that: A centralized control cabinet (15) is arranged inside the container (16) and close to the reverse osmosis membrane group (7).

4. The novel seawater desalination device according to claim 1 is characterized in that: An air conditioner (17) is provided inside the container (16) and at one end close to the drinking water tank (14).

5. The novel seawater desalination device according to claim 1 is characterized in that: A bag filter is also provided between the disc filter (1) and the ultrafiltration membrane (3).

6. The novel seawater desalination device according to claim 1 is characterized in that: A backwash pump (4) is provided inside the disc filter (1) and between the ultrafiltration membrane (3) and the ultrafiltration water tank (5); the ultrafiltration membrane (3), the backwash pump (4) and the ultrafiltration water tank (5) are connected via a pipeline.

7. The novel seawater desalination device according to claim 1 is characterized in that: A clean water pump (6) is provided inside the disc filter (1) and between the ultrafiltration water tank (5) and the reverse osmosis membrane group (7); the ultrafiltration water tank (5), the clean water pump (6) and the reverse osmosis membrane group (7) are connected via a pipeline.

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