Filtering device for deionized water circulation management

Abstract

The utility model relates to the technical field of water treatment, and discloses a filtering device for deionized water circulation management, which comprises a filtering barrel, the top of the filtering barrel is fixedly connected with a sealing assembly used for enabling the filtering barrel to form a closed structure, the inner wall of the bottom of the filtering barrel is fixedly connected with a bottom plate, the top of the bottom plate is fixedly connected with a filtering pipe, and the filtering pipe is fixedly connected with a water inlet pipe. A flow dividing valve is fixedly connected to the top of the filter pipe, a baffle plate is fixedly connected to the inner wall of the flow dividing valve, an inclined pipe is fixedly connected to the interior of the flow dividing valve, a first filter cylinder is slidably connected to the inner wall of the inclined pipe, a second filter cylinder is fixedly connected to the bottom of the first filter cylinder, and a detachable disc is fixedly connected to the bottom of the second filter cylinder. According to the filtering device, impurities in the filtering device are collected and treated, so that the filtering device is prevented from being blocked due to accumulation of the impurities, meanwhile, the filtering device is conveniently disassembled, a user can conveniently replace and maintain the filtering device, and the filtering effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water treatment, in particular to a filtering device for deionized water circulation management. Background Art

[0002] The filter device for deionized water circulation management is a device used to improve the purity of water quality and remove cations and anions in the water to produce high-purity deionized water or ultrapure water. It is usually used in industrial cooling systems, laboratory purification and separation experiments, and the electronics industry.

[0003] The filtering device for deionized water circulation management is mainly used to remove ionized impurities in water. The device maintains the purity of water quality through advanced filtering technology, and plays a key role in protecting equipment, improving production efficiency and ensuring product quality. In the prior art, some devices have suspended matter and sediment in the water accumulated on the surface or inside the filter, gradually forming obstacles, causing the filtering device to be blocked, resulting in reduced filtering efficiency, and since impurities cannot be effectively removed, the water quality of the effluent is reduced. Therefore, a filtering device for deionized water circulation management is proposed to solve the above problems. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a filtering device for deionized water circulation management, aiming to improve the problem that some devices in the prior art are difficult to collect and process impurities in water.

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

[0006] A filtering device for deionized water circulation management comprises a filter barrel, a sealing assembly for forming a closed structure of the filter barrel is fixedly connected to the top of the filter barrel, a bottom plate is fixedly connected to the inner wall of the bottom of the filter barrel, a filter tube is fixedly connected to the top of the bottom plate, a diverter valve is fixedly connected to the top of the filter tube, a baffle is fixedly connected to the inner wall of the diverter valve, an inclined tube is fixedly connected to the inside of the diverter valve, a filter cartridge 1 is slidably connected to the inner wall of the inclined tube, a filter cartridge 2 is fixedly connected to the bottom of the filter cartridge 1, a disassembly plate is fixedly connected to the bottom of the filter cartridge 2, and the The inclined tube is provided with a water outlet trough inside, the top of the diverter valve is fixedly connected with a filter layer, the inner wall of the filter layer is fixedly connected with a filter element, the outer wall of the filter layer is slidably connected with a partition, and the inside of the partition is fixedly connected with a plurality of detachable components for fixing the partition to the inner wall of the filter barrel. The device introduces unfiltered water and impurities into the inclined tube through the baffle, and then filters the impurities in the water again through the filter cartridges 1 and 2 in the inclined tube, and retains the impurities in the filter cartridges 1 and 2, and then the impurities are centrally processed by disassembling the filter cartridges 1 and 2;

[0007] As a further description of the above technical solution:

[0008] The detachable component comprises an inner box, wherein the interior of the inner box is slidably connected with a button, the bottom of the button is fixedly connected with a concave block, the top inner wall of the inner box is fixedly connected with a plurality of springs, the top inner wall of the inner box is rotatably connected with a plurality of rotating shafts 2, the outer wall of the rotating shaft 2 is fixedly connected with a rotating rod, and the other end of the rotating rod is fixedly connected with a sliding column, the inner wall of the concave block is provided with a plurality of sliding grooves, the inner wall of the inner box is slidably connected with a locking column, the outer wall of the locking column is fixedly connected with a following ring, and the outer wall of the following ring is fixedly connected with a plurality of elastic columns, the device drives the concave block to move to squeeze the locking column and drive the locking column to move through the movement of the button, the locking column cooperates with the filter barrel to lock the partition, and then the filtering device remains stable, and in the locking process, the sliding of the sliding column in the sliding groove is used to make the entire locking device realize self-locking and unlocking, which is simple and practical;

[0009] As a further description of the above technical solution:

[0010] The sealing assembly comprises a lower cover and an upper cover, the outer wall of the lower cover is fixedly connected with a plurality of box shells, the inner wall of the box shell is rotatably connected with a rotating shaft 1, the outer wall of the rotating shaft 1 is fixedly connected with a threaded rod, the top of the threaded rod is threadedly connected with a sleeve shell, the outer wall of the upper cover is fixedly connected with a plurality of locking piles, the top of the upper cover is fixedly connected with two handles, the top of the upper cover is fixedly connected with a liquid level detection gauge, the tight connection between the upper cover and the lower cover is used to prevent air from entering the interior of the filter barrel during the filtration process, so that impurities in the air contaminate the pure water, the upper cover and the lower cover are connected and separated by the rotation of the threaded rod on the outer wall of the rotating shaft, and the locking and unlocking of the connection between the upper cover and the lower cover are achieved by the contact and separation between the locking device and the sleeve shell;

[0011] As a further description of the above technical solution:

[0012] The internal thread of the disassembly plate is connected with a plurality of screws, the bottom of the screws is threadedly connected to the inside of the inclined tube, the outer wall of the second filter cartridge is in contact with the inner wall of the inclined tube, and the disassembly plate can be disassembled from the bottom of the inclined tube by disassembling the screws to take out the first filter cartridge and the second filter cartridge, thereby facilitating the cleaning of the first filter cartridge and the second filter cartridge;

[0013] As a further description of the above technical solution:

[0014] The bottom of the filter barrel is fixedly connected with a water outlet pipe, and the bottom of the water outlet pipe is detachably connected with a pipe cover, the outer wall of the partition is in contact with the inner wall of the filter barrel, and the water outlet pipe and the pipe cover are used to control the outflow of filtered pure water, which is convenient for serial connection with the subsequent deionization process;

[0015] As a further description of the above technical solution:

[0016] A plurality of positioning balls are fixedly connected to the outer wall of one side of the disassembly tray, a fixing ring is fixedly connected to the outer wall of the filter barrel, and a plurality of supporting seats are fixedly connected to the bottom outer wall of the fixing ring. The positioning balls are used to make the connection between the disassembly tray and the inclined tube accurate and tight, so as to prevent water from flowing out from the gap between the disassembly tray and the inclined tube and causing waste;

[0017] As a further description of the above technical solution:

[0018] The other ends of the plurality of springs are fixedly connected to the top of the concave block, the outer wall of the slide column is slidably connected to the inside of the slide groove, the bottom of the concave block is in contact with one end of the locking column, the connection between the spring and the concave block is used to drive the concave block to reset when the spring recovers its deformation, and the contact between the concave block and the locking column is used to make the special structure at the bottom of the concave block squeeze the special structure of the locking column when the concave block descends, thereby driving the locking column to move;

[0019] As a further description of the above technical solution:

[0020] The outer wall of the locking column is slidably connected to the inside of the filter barrel, so that the locking column cooperates with the filter barrel to fix the partition, and the other ends of the multiple elastic columns are fixedly connected to the outer wall of the inner box, so that the elastic columns have a deformation support point, and the outer walls of the multiple inner boxes are fixedly connected to the inside of the partition to fix the inner box;

[0021] As a further description of the above technical solution:

[0022] The bottom of the lower cover is fixedly connected to the top of the filter barrel for fixing the lower cover. The top outer wall of the lower cover contacts the bottom outer wall of the upper cover to prevent external impurities from entering the filter barrel and contaminating the filtered pure water. The outer wall of the casing contacts the adjacent sides of two of the locking piles. The outer wall of the casing contacts the outer wall of the locking piles to lock the threaded rod.

[0023] The utility model has the following beneficial effects:

[0024] 1. In the utility model, when the unfiltered water enters the diverter valve, it enters the inclined tube through the drainage effect of the baffle plate, and is filtered again through the filter barrel 1 and the filter cartridge 2. The impurities contained in the water are retained on the inner walls of the filter cartridge 1 and the filter cartridge 2. The filtered water passes through the filter barrel 2 and enters the water outlet trough, and then flows out of the diverter valve. The filter cartridge 1 and the filter cartridge 2 are taken out by removing the screws for cleaning, thereby realizing multiple filtration of impurities and automatic collection of impurities to prevent impurities from clogging the filter device, thereby improving the filtering effect of the filter device and extending the service life of the filter device.

[0025] 2. In the utility model, by pressing the button and then releasing it, the movement of the button drives the movement of the concave block, and the sliding column slides in the sliding groove to release the lock, so that the spring recovers its deformation, drives the concave block to move in the opposite direction, and then removes the pressure on the locking column. After the locking column is not subjected to force, the elastic column recovers its deformation and drives the locking column to move, thereby separating the locking column from the filter barrel, and then taking out the partition, and then making the filter layer and the filter element can be taken out, thereby realizing convenient disassembly and installation of the filter device, so as to facilitate the user to detect and replace the filter device, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a three-dimensional schematic diagram of a filtering device for deionized water circulation management proposed by the utility model;

[0027] Figure 2 This is a structural schematic diagram of a filter barrel of a filter device for deionized water circulation management proposed by the utility model;

[0028] Figure 3 This is a structural schematic diagram of a diverter valve of a filtering device for deionized water circulation management proposed by the utility model;

[0029] Figure 4 This is a schematic structural diagram of an inner box of a filtering device for deionized water circulation management proposed by the utility model.

[0030] Legend:

[0031] 1. Filter barrel; 2. Lower cover; 3. Box shell; 4. Rotating shaft 1; 5. Threaded rod; 6. Sleeve shell; 7. Upper cover; 8. Locking pile; 9. Handle; 10. Liquid level detection meter; 11. Partition; 12. Filter layer; 13. Filter element; 14. Diverter valve; 15. Baffle; 16. Inclined tube; 17. Filter cartridge 1; 18. Filter cartridge 2; 19. Disassembly plate; 20. Screw; 21. Positioning ball; 22. Water outlet trough; 23. Inner box; 24. Button; 25. Concave block; 26. Spring; 27. Rotating shaft 2; 28. Rotating rod; 29. ​​Sliding column; 30. Sliding groove; 31. Locking column; 32. Follow-up ring; 33. Elastic column; 34. Bottom plate; 35. Water outlet pipe; 36. Pipe cover; 37. Fixed ring; 38. Support seat; 39. Filter tube. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] Reference Figures 1 to 3 , the utility model provides an embodiment: a filtering device for deionized water circulation management, comprising a filter barrel 1, into which water to be filtered is passed, and fine impurities such as floating objects contained in the water can be removed to facilitate the subsequent deionization process, the top of the filter barrel 1 is fixedly connected with a sealing component for forming a closed structure of the filter barrel 1, the bottom inner wall of the filter barrel 1 is fixedly connected with a bottom plate 34, the bottom plate 34 is used to support the filter component, the top of the bottom plate 34 is fixedly connected with a filter tube 39, and the filtered pure water is discharged, the top of the filter tube 39 is fixedly connected with a diverter valve 14, the diverter valve 14 and its internal components are used to collect the filtered impurities to prevent the impurities from clogging the filter device and thus reducing the filtering effect, the inner wall of the diverter valve 14 is fixedly connected with a baffle 15, the baffle 15 is used to guide the water containing impurities to the collection component, the inside of the diverter valve 14 is fixedly connected with an inclined tube 16, so that the water automatically flows into the collection component through the action of gravity and the baffle 15, and the inner wall of the inclined tube 16 is slidably connected with a filter cartridge 17 The bottom of the filter cartridge 17 is fixedly connected with the filter cartridge 2 18, and the filter cartridge 17 and the filter cartridge 2 18 are used to retain impurities therein, and the filtered water flows out of the diverter valve 14 through the water outlet trough 22 and enters the filter tube 39. The bottom of the filter cartridge 2 18 is fixedly connected with a disassembly plate 19, and the disassembly plate 19 is used to remove the filter cartridge 17 and the filter cartridge 2 18 and clean them to prevent clogging of the filter device and extend the service life of the filter device. The interior of the inclined tube 16 is provided with a water outlet trough 22, and the water outlet trough 22 is used to remove the filtered water. A diverter valve 14 is discharged to separate impurities from water. A filter layer 12 is fixedly connected to the top of the diverter valve 14. A filter element 13 is fixedly connected to the inner wall of the filter layer 12. The filter element 13 is made of stainless steel. The filter layer 12 and the filter element 13 are used to filter the water to be filtered multiple times. A partition 11 is slidably connected to the outer wall of the filter layer 12. The partition 11 is used to fix the filter layer 12 and the filter element 13. A plurality of detachable components for fixing the partition 11 to the inner wall of the filter barrel 1 are fixedly connected inside the partition 11.

[0034] Reference Figure 1 , Figure 2 , Figure 4The detachable component includes an inner box 23, which is used to protect the detachable component from water. The inner box 23 is slidably connected to a button 24, which is convenient for the user to remove and install the partition 11 through the button 24. The bottom of the button 24 is fixedly connected to a concave block 25, and a groove is arranged inside the concave block 25 to facilitate the movement of the rotating rod 28 inside it. The top inner wall of the inner box 23 is fixedly connected to a plurality of springs 26, and the springs 26 are used to reset the concave block 25. The top inner wall of the inner box 23 is rotatably connected to a plurality of rotating shafts 27, and the rotating shafts 27 enable the rotating rod 28 to rotate. The outer wall of the rotating shafts 27 is fixedly connected to A rotating rod 28 is connected, and the other end of the rotating rod 28 is fixedly connected to a sliding column 29. The rotation of the rotating rod 28 drives the sliding column 29 to slide in the sliding groove 30 to form a self-locking structure. The inner wall of the concave block 25 is provided with a plurality of sliding grooves 30 to provide a motion track for the sliding of the sliding column 29. The inner sliding connection of the inner box 23 is connected with a locking column 31. The locking column 31 slides into the interior of the filter barrel 1 to form a locking structure to fix the partition 11 in the corresponding position. The outer wall of the locking column 31 is fixedly connected to a follower ring 32. The outer wall of the follower ring 32 is fixedly connected to a plurality of elastic columns 33. The deformation recovery of the elastic column 33 drives the locking column 31 to be reset.

[0035] Reference Figure 1 , Figure 3 , Figure 4The sealing assembly includes a lower cover 2 and an upper cover 7. The cooperation between the lower cover 2 and the upper cover 7 forms a closed structure for the filter barrel 1 to prevent impurities contained in the outside air from contaminating the filtered pure water. The outer wall of the lower cover 2 is fixedly connected with a plurality of box shells 3. The inner wall of the box shell 3 is rotatably connected with a rotating shaft 4. The rotating shaft 4 has a threaded rod 5 for providing rotation adjustment. The outer wall of the rotating shaft 4 is fixedly connected with a threaded rod 5. The top of the threaded rod 5 is threadedly connected with a sleeve shell 6. When the sleeve shell 6 moves on the threaded rod 5, the upper cover 7 is locked with the lower cover 2. The outer wall of the upper cover 7 is fixedly connected with a plurality of locking piles 8. When the locking piles 8 contact the sleeve shell 6, a locking structure is formed to tightly connect the upper cover 7 with the lower cover 2. Two handles 9 are fixedly connected to the top of the upper cover 7 to facilitate the user to open the filter barrel 1 for maintenance of the internal components. A liquid level detection gauge 10 is fixedly connected to the top of the upper cover 7 to avoid adverse effects caused by excessively high water levels in the filter barrel 1. The internal threads of the disassembly plate 19 are connected with a plurality of screws 20. The bottom of the screws 20 is threadedly connected to the inner surface of the inclined tube 16. The disassembly plate 19 is tightly connected to the inclined tube 16 by screws 20 to prevent water from flowing out of the inclined tube 16. The outer wall of the filter cartridge 18 is in contact with the inner wall of the inclined tube 16. The bottom of the filter barrel 1 is fixedly connected with a water outlet pipe 35 for exporting the filtered pure water. The bottom of the water outlet pipe 35 is detachably connected with a pipe cover 36. The outer wall of the partition 11 is in contact with the inner wall of the filter barrel 1 to prevent some unfiltered water from penetrating through the filter layer 12 into the bottom of the filter barrel 1 and mixing with the filtered pure water. The disassembly plate 1 A plurality of positioning balls 21 are fixedly connected to the outer wall of one side of 9, which are used to tightly connect the disassembly plate 19 and the inclined tube 16. A fixing ring 37 is fixedly connected to the outer wall of the filter barrel 1, and a plurality of supporting seats 38 are fixedly connected to the bottom outer wall of the fixing ring 37, which are used to support the entire filtering device. The other ends of the plurality of springs 26 are fixedly connected to the top of the concave block 25, and the concave block 25 is reset by the deformation recovery of the spring 26 to unlock the partition 11. The outer wall of the sliding column 29 is slidably connected to the inside of the slide groove 30. The bottom of the concave block 25 contacts one end of the locking column 31, and the outer wall of the locking column 31 is slidably connected to the inside of the filter barrel 1, thereby forming a locking structure to fix the partition 11 to the inner wall of the filter barrel 1, and the other ends of the multiple elastic columns 33 are fixedly connected to the outer wall of the inner box 23, and the outer walls of the multiple inner boxes 23 are fixedly connected to the inside of the partition 11. The bottom of the lower cover 2 is fixedly connected to the top of the filter barrel 1, so that the filtering device has tightness, the top outer wall of the lower cover 2 contacts the bottom outer wall of the upper cover 7, and the outer wall of the shell 6 contacts the adjacent side of two of the locking piles 8. When the shell 6 and the locking piles 8 are in contact and separation, the upper cover 7 and the lower cover 2 are tightly connected and separated.

[0036] Working principle: When in use, water to be filtered is introduced into the filter barrel 1, and the water enters the lower layer through the filter layer 12 and the filter element 13. The water that has been filtered multiple times flows out from the bottom of the filter layer 12 and the filter element 13, and the impurities contained in the water and the water that has not been completely filtered enter the diverter valve 14, and enter the inclined tube 16 through the drainage effect of the baffle plate 15, and are filtered again through the filter barrel 11 and the filter cartridge 2 18. The impurities contained in the water are retained on the inner walls of the filter cartridge 1 17 and the filter cartridge 2 18, and the filtered water passes through the filter barrel 12 and enters the water outlet trough 22, flows out of the diverter valve 14 from the water outlet trough 22, and then flows into the filter tube 39, and then flows into the bottom of the filter barrel 1 from the filter tube 39. After the filtration is completed, the pipe cover 36 is removed to allow the pure water to flow out from the water outlet pipe 35, and then the casing 6 is rotated to separate the casing 6 from the locking pile 8, and then the threaded rod 5 is moved to unlock the upper shell and the lower shell, and the filter can be opened. The upper shell is released after pressing the button 24. The button 24 goes down and drives the concave block 25 to go down, causing the slide post 29 to slide in the slide slot 30 to release the lock. After the button 24 is free from force, the spring 26 recovers its deformation and drives the concave block 25 to rise, causing the slide post 29 to slide from the top of the slide slot 30 to the bottom of the slide slot 30, and the concave block 25 rises to separate from the locking column 31. After the locking column 31 is free from force, the elastic column recovers its deformation and drives the follower plate to reset, thereby driving the locking column 31 to reset and separate from the filter barrel 1, and then the partition 11 can be disassembled, and finally the filter layer 12 and the filter element 13 are pulled out for inspection and maintenance, and then the disassembly disk 19 and the inclined tube 16 are unlocked by removing the screws 20 on the disassembly disk 19, so that the filter cartridge 1 17 and the filter cartridge 2 18 are taken out to clean the impurities, thereby preventing the filter device from being blocked, so as to extend the service life of the overall filter device and improve the filtering effect.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A filtering device for deionized water circulation management, comprising a filtering barrel (1), characterized in that: The top of the filter barrel (1) is fixedly connected to a sealing component for forming the filter barrel (1) into a closed structure; the bottom inner wall of the filter barrel (1) is fixedly connected to a bottom plate (34); the top of the bottom plate (34) is fixedly connected to a filter tube (39); the top of the filter tube (39) is fixedly connected to a diverter valve (14); the inner wall of the diverter valve (14) is fixedly connected to a baffle (15); the interior of the diverter valve (14) is fixedly connected to an inclined tube (16); the inner wall of the inclined tube (16) is slidably connected to a filter cartridge (17); the filter The bottom of the cartridge one (17) is fixedly connected to the filter cartridge two (18), the bottom of the filter cartridge two (18) is fixedly connected to the disassembly plate (19), the interior of the inclined tube (16) is provided with a water outlet trough (22), the top of the diverter valve (14) is fixedly connected to the filter layer (12), the inner wall of the filter layer (12) is fixedly connected to the filter element (13), the outer wall of the filter layer (12) is slidably connected to the partition (11), and the interior of the partition (11) is fixedly connected to a plurality of detachable components for fixing the partition (11) to the inner wall of the filter barrel (1).

2. A filter device for deionized water circulation management according to claim 1, characterized in that: The detachable component comprises an inner box (23), the inner part of the inner box (23) is slidably connected with a button (24), the bottom of the button (24) is fixedly connected with a concave block (25), the top inner wall of the inner box (23) is fixedly connected with a plurality of springs (26), the top inner wall of the inner box (23) is rotatably connected with a plurality of rotating shafts (27), the outer wall of the rotating shafts (27) is fixedly connected with a rotating rod (28), the other end of the rotating rod (28) is fixedly connected with a sliding column (29), the inner wall of the concave block (25) is provided with a plurality of sliding grooves (30), the inner part of the inner box (23) is slidably connected with a locking column (31), the outer wall of the locking column (31) is fixedly connected with a follower ring (32), and the outer wall of the follower ring (32) is fixedly connected with a plurality of elastic columns (33).

3. A filter device for deionized water circulation management according to claim 1, characterized in that: The sealing assembly comprises a lower cover (2) and an upper cover (7); the outer wall of the lower cover (2) is fixedly connected to a plurality of box shells (3); the inner wall of the box shell (3) is rotatably connected to a rotating shaft (4); the outer wall of the rotating shaft (4) is fixedly connected to a threaded rod (5); the top of the threaded rod (5) is threadedly connected to a sleeve (6); the outer wall of the upper cover (7) is fixedly connected to a plurality of locking piles (8); the top of the upper cover (7) is fixedly connected to two handles (9); and the top of the upper cover (7) is fixedly connected to a liquid level detection gauge (10).

4. The filter device for deionized water circulation management according to claim 1, characterized in that: The internal thread of the disassembly plate (19) is connected to a plurality of screws (20), the bottoms of the screws (20) are threadedly connected to the inside of the inclined tube (16), and the outer wall of the second filter cartridge (18) is in contact with the inner wall of the inclined tube (16).

5. The filtering device for deionized water circulation management according to claim 1, characterized in that: The bottom of the filter barrel (1) is fixedly connected to a water outlet pipe (35), the bottom of the water outlet pipe (35) is detachably connected to a pipe cover (36), and the outer wall of the partition (11) is in contact with the inner wall of the filter barrel (1).

6. A filter device for deionized water circulation management according to claim 1, characterized in that: A plurality of positioning balls (21) are fixedly connected to an outer wall of one side of the disassembly plate (19), a fixing ring (37) is fixedly connected to an outer wall of the filter barrel (1), and a plurality of supporting seats (38) are fixedly connected to an outer wall of a bottom of the fixing ring (37).

7. A filter device for deionized water circulation management according to claim 2, characterized in that: The other ends of the plurality of springs (26) are fixedly connected to the top of the concave block (25), the outer wall of the sliding column (29) is slidably connected to the inside of the sliding groove (30), and the bottom of the concave block (25) is in contact with one end of the locking column (31).

8. The filtering device for deionized water circulation management according to claim 2, characterized in that: The outer wall of the locking column (31) is slidably connected to the inside of the filter barrel (1), the other ends of the plurality of elastic columns (33) are fixedly connected to the outer wall of the inner box (23), and the outer walls of the plurality of inner boxes (23) are fixedly connected to the inside of the partition (11).

9. The filtering device for deionized water circulation management according to claim 3, characterized in that: The bottom of the lower cover (2) is fixedly connected to the top of the filter barrel (1), the top outer wall of the lower cover (2) contacts the bottom outer wall of the upper cover (7), and the outer wall of the casing (6) contacts the adjacent sides of two of the locking piles (8).

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