Filtering device for seawater desalination

Abstract

The utility model discloses a filtering device for seawater desalination. The filtering device comprises a shell, and a plurality of groups of drawing replaceable filtering mechanisms and a plurality of groups of electric lifting cleaning mechanisms are alternately arranged in the shell; and a detachable precipitation tank is correspondingly arranged below the electric lifting type cleaning mechanism. A filter element is installed on a drawing plate and inserted into a clamping groove in a side plate, a worker can replace the filter element conveniently, meanwhile, one end of an electric telescopic rod is connected with an installation plate, the installation plate is connected with a scraper through a supporting rod, vertical movement of the scraper is achieved, the scraper is attached to the inner wall of a shell and one end of the filter element, and the filter element can be conveniently replaced. The automatic cleaning of the interior of the shell and the surface of the filter element can be realized through the detachable precipitation tank, and the interior of the shell and the precipitation tank can be manually cleaned regularly, so that the sanitary condition in the shell is further guaranteed. According to the utility model, not only is the convenience of replacing the filter element increased, but also the automatic cleaning of the interior of the shell can be realized, the working efficiency is further improved, and the labor intensity of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the field of seawater desalination, in particular to a filtering device for seawater desalination. Background Technique

[0002] Seawater desalination is the technology of producing fresh water by desalinating seawater. It is an open-source incremental technology for water resource utilization, which can increase the total amount of fresh water, is not affected by time, space and climate, and can ensure stable water supply such as drinking water for coastal residents and make-up water for industrial boilers. The process of obtaining fresh water from seawater is called seawater desalination. More than a hundred scientific research institutions in more than a dozen countries around the world are conducting research on seawater desalination, and hundreds of seawater desalination facilities with different structures and capacities are working.

[0003] The existing methods of seawater desalination mostly use filter elements for filtration. The filter elements used for a long time need to be replaced and cleaned. The existing methods of replacing and cleaning the filter elements mostly involve disassembling the device and then taking out the filter element for cleaning, and the disassembly process is very cumbersome. Content of the Utility Model

[0004] A filtering device for seawater desalination proposed by the utility model solves the problem that the filter element of the existing seawater desalination filtering device is troublesome to clean.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A filtering device for seawater desalination includes a housing. Inside the housing, multiple groups of pull-out and replaceable filtering mechanisms and multiple groups of electric lifting and cleaning mechanisms are alternately arranged; a detachable sedimentation tank is correspondingly arranged below the electric lifting and cleaning mechanism; a water pump is connected to the outside of the housing. One end of the water pump is connected to a water inlet pipe, and the other end is connected to a water delivery pipe, and the water delivery pipe penetrates through the housing.

[0007] The pull-out and replaceable filtering mechanism includes a pull-out plate, clamping blocks, a replaceable filter element and side plates. The two clamping blocks are arranged in parallel on the lower surface of the pull-out plate. The replaceable filter element is placed between the two clamping blocks, and the top end is clamped by the clamping blocks; the pull-out plate is inserted into the top of the housing; the cross section of the side plate is a U-shaped structure and is fixedly connected to the inside of the housing, including four legs, and the replaceable filter element is inserted into the U-shaped groove of the side plate.

[0008] The electric lifting and cleaning mechanism includes an electric telescopic rod, which is installed at the upper end of the housing. Four support columns are respectively arranged at the four corners of the lower surface of the electric telescopic rod, and the support columns are installed on the upper surface of the housing. The lower end of the electric telescopic rod is connected with a mounting plate, and a support rod is respectively connected to the four sides of the mounting plate. The outer ends of the four support rods are respectively connected with a scraper, and the ends of the four scrapers are connected to form a square scraper structure for scraping impurities on the inner surface of the housing and the surface of the replaceable filter element.

[0009] Further, a clamping block is respectively arranged at the four corners of the lower surface of the extraction plate, and clamping grooves are correspondingly formed on the four legs of the side plate. The clamping block is in clamping connection with the corresponding clamping groove to realize the positioning and fixing of the replaceable filter element.

[0010] Further, a handle is arranged in the middle of the upper surface of the extraction plate.

[0011] Further, two support legs are respectively arranged on both sides of the housing, and a support plate is installed on the two support legs on one side of the housing. The water pump is installed on the upper surface of the support plate.

[0012] Further, the detachable sedimentation tank is installed at the bottom of the housing through fixing bolts, and a sealing strip is arranged at the connection between the detachable sedimentation tank and the housing; sewage pipes are respectively arranged at the bottom of the detachable sedimentation tank.

[0013] Further, a solenoid valve is arranged on the sewage pipe.

[0014] Further, a water outlet pipe is arranged at the other end of the housing.

[0015] The beneficial effects of the present utility model are as follows:

[0016] By installing the filter element on the extraction plate and inserting the filter element into the clamping groove on the side plate, it is convenient for the staff to replace the filter element. At the same time, one end of the electric telescopic rod is connected with a mounting plate, and the mounting plate is connected with the scraper through a support rod, realizing the up and down movement of the scraper. The scraper is in contact with the inner wall of the housing and one end of the filter element, so as to realize the automatic cleaning of the inside of the housing and the surface of the filter element. And a detachable sedimentation tank is correspondingly arranged below the electric lifting and cleaning mechanism, which can regularly carry out manual cleaning on the inside of the housing and the sedimentation tank, further ensuring the sanitary condition inside the housing. To sum up, the present utility model not only increases the convenience of replacing the filter element, but also can realize the automatic cleaning of the inside of the housing, further improving the work efficiency and reducing the labor intensity of the staff. Description of the Drawings

[0017] Figure 1 is the overall structural schematic diagram of the present utility model;

[0018] Figure 2 This is a cross-sectional view of the present utility model;

[0019] Figure 3 This is a schematic structural diagram of the electric telescopic rod of the present utility model;

[0020] Figure 4 This is a schematic structural diagram of the draw plate of the present utility model.

[0021] Reference numerals in the figure: 1, housing; 2, support legs; 3, support plate; 4, water pump; 5, water inlet pipe; 6, water delivery pipe; 7, water outlet pipe; 8, draw plate; 9, clamping block; 10, filter element; 11, clamping block; 12, side plate; 13, card slot; 14, handle; 15, support column; 16, electric telescopic rod; 17, mounting plate; 18, support rod; 19, scraper; 20, sedimentation tank; 21, fixing bolt; 22, sewage pipe; 23, solenoid valve. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0023] Referring to Figures 1-4 , a filtering device for seawater desalination includes a housing 1. Two support legs 2 are respectively arranged on both sides of the housing 1. A water pump 4 is connected to the outside of the housing 1. The water pump 4 is installed on the upper surface of the support plate 3. The support plate 3 is installed at one end of the housing 1. One end of the water pump 4 is connected to a water inlet pipe 5, and the other end is connected to a water delivery pipe 6. The water delivery pipe 6 penetrates through the housing 1. The water delivery pipe 6 conveys seawater into the housing 1. A water outlet pipe 7 is arranged at the other end of the housing 1. Three groups of draw-and-replace type filtering mechanisms and three groups of electric-lifting type cleaning mechanisms are alternately arranged inside the housing 1. The draw-and-replace type filtering mechanism includes a draw plate 8. The draw plate 8 is inserted into the top of the housing 1. A handle 14 is arranged in the middle of the upper surface of the draw plate 8. Two parallel clamping blocks 9 are arranged on the lower surface of the draw plate 8. The top end of the replaceable filter element 10 is fixed between the two clamping blocks 9. The cross-section of the side plate 12 is a U-shaped structure, which is fixedly connected to the inside of the housing 1 and includes four legs. The replaceable filter element 10 is installed in the U-shaped groove of the side plate 12. Both ends of the side plate 12 are hermetically connected to the inner wall of the housing 1. Clamping blocks 11 are respectively arranged at the four corners of the lower surface of the draw plate 8. A card slot 13 is opened on each of the four legs of the side plate 12. The clamping blocks 11 are snap-connected to the corresponding card slots 13 to realize the positioning and fixing of the replaceable filter element 10.

[0024] The electric lifting cleaning mechanism corresponds to the pull-out and replaceable filtering mechanism one by one. The electric lifting cleaning mechanism includes an electric telescopic rod 16, which is installed at the upper end of the housing 1. Four support columns 15 are respectively arranged at the four corners of the lower surface of the electric telescopic rod 16, and the support columns 15 are installed on the upper surface of the housing 1. And the lower end of the electric telescopic rod 16 is connected with a mounting plate 17. One support rod 18 is respectively connected to the four sides of the mounting plate 17. One end of each of the four support rods 18 is connected with a scraper 19. The scraper 19 is attached to the inner wall of the housing 1 and one end of the filter element 10. The ends of the four scrapers 19 are connected to form a square scraper structure. A detachable sedimentation tank 20 is respectively arranged below the electric lifting cleaning mechanism. The detachable sedimentation tank 20 is installed at the bottom of the housing 1 through fixing bolts 21. And a sealing strip is arranged at the connection between the detachable sedimentation tank 20 and the housing 1. Drain pipes 22 are respectively arranged at the bottom of the detachable sedimentation tank 20. An electromagnetic valve 23 is arranged on the drain pipe 22, and the electromagnetic valve 23 can control whether the drain pipe 22 is connected.

[0025] During the use process, first connect the water inlet pipe 5 to seawater, start the water pump 4, and the seawater enters the housing 1 through the water delivery pipe 6. The seawater is filtered through three groups of replaceable filter elements 10 arranged in sequence from left to right, and finally discharged from the water outlet pipe 7. When the replaceable filter element 10 is disassembled, only need to pull up the handle 14 until the clamping block 11 and the clamping groove 13 are separated, then the replaceable filter element 10 can be taken out. When installing, snap the replaceable filter element 10 into the clamping block 9, hold the handle 14 and insert it into the U-shaped groove in the side plate 12. Align the clamping block 11 with the clamping groove 13, and press down until the clamping block 11 is completely snapped into the clamping groove 13.

[0026] The impurities during the filtering process are deposited in the sedimentation tank 20. When the impurities are deposited too much, start the electric telescopic rod 16. The electric telescopic rod 16 drives the scraper 19 to move up and down to clean the impurities on the inner wall of the housing 1 and the filter element 10. At this time, the electromagnetic valve 23 on the drain pipe 22 is opened, and the impurities are discharged from the drain pipe 22. Or the detachable sedimentation tank 20 can be directly removed to manually clean the inside of the housing 1 and the inside of the detachable sedimentation tank 20.

[0027] The above is only the preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A filtering device for seawater desalination, comprising a housing (1), characterized in that, Inside the housing (1), multiple groups of draw - replaceable filter mechanisms and multiple groups of electric lift - type cleaning mechanisms are alternately arranged; a detachable sedimentation tank (20) is correspondingly arranged below the electric lift - type cleaning mechanism; a water pump (4) is connected to the outside of the housing (1), one end of the water pump (4) is connected to a water inlet pipe (5), and the other end is connected to a water delivery pipe (6), and the water delivery pipe (6) penetrates through the housing (1). The draw - replaceable filter mechanism includes a draw plate (8), clamping blocks (9), a replaceable filter element (10), and side plates (12). The two clamping blocks (9) are arranged in parallel on the lower surface of the draw plate (8), the replaceable filter element (10) is placed between the two clamping blocks (9), and the top end is clamped by the clamping blocks (9); the draw plate (8) is inserted into the top of the housing (1); the cross - section of the side plate (12) is a U - shaped structure, which is fixedly connected inside the housing (1) and includes four legs, and the replaceable filter element (10) is inserted into the U - shaped groove of the side plate (12). The electric lift - type cleaning mechanism includes an electric telescopic rod (16). The electric telescopic rod (16) is installed at the upper end of the housing (1). Four support columns (15) are respectively arranged at the four corners of the lower surface of the electric telescopic rod (16). The support columns (15) are installed on the upper surface of the housing (1), and the lower end of the electric telescopic rod (16) is connected to a mounting plate (17). One support rod (18) is respectively connected to the four sides of the mounting plate (17). The outer ends of the four support rods (18) are respectively connected to a scraper (19). The ends of the four scrapers (19) are connected to form a square scraper structure for scraping impurities on the inner surface of the housing (1) and the surface of the replaceable filter element (10).

2. The filtration device for seawater desalination according to claim 1, characterized in that, One clamping block (11) is respectively arranged at the four corners of the lower surface of the draw plate (8). Corresponding clamping grooves (13) are respectively opened on the four legs of the side plate (12). The clamping block (11) is engaged with the corresponding clamping groove (13) to realize the positioning and fixing of the replaceable filter element (10).

3. The filtration device for seawater desalination according to claim 1, characterized in that, A handle (14) is arranged in the middle of the upper surface of the draw plate (8).

4. The filtration device for seawater desalination according to claim 1, wherein Two support legs (2) are respectively arranged on both sides of the housing (1). A support plate (3) is installed on the two support legs (2) on one side of the housing (1), and the water pump (4) is installed on the upper surface of the support plate (3).

5. The filtering device for seawater desalination according to claim 1, characterized in that, The detachable sedimentation tank (20) is installed at the bottom of the housing (1) through fixing bolts (21), and a sealing strip is arranged at the connection between the detachable sedimentation tank (20) and the housing (1); sewage pipes (22) are respectively arranged at the bottom of the detachable sedimentation tank (20).

6. The filtration device for seawater desalination according to claim 5, characterized in that, An electromagnetic valve (23) is arranged on the sewage pipe (22).

7. The filtering device for seawater desalination according to claim 1, characterized in that, An outlet pipe (7) is arranged at the other end of the housing (1).

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