Water pollution prevention and treatment circulating filtration device

Abstract

The invention provides a circulating filtration device for water pollution prevention and treatment, and relates to the field of water pollution treatment devices. The water pollution prevention and treatment circulating filtration device comprises a first bottom plate, a first filter cartridge, a second filter cartridge and a third filter cartridge, first supporting legs are fixedly connected to the four corners of the upper surface of the first bottom plate, and a second bottom plate is fixedly connected to the upper ends of the first supporting legs; the middle of the upper surface of the first bottom plate is fixedly connected with the lower portion of the outer wall of the first filter cartridge, a servo motor provided with a driving gear is used in cooperation with a gear ring, a second filter cartridge provided with a third filter cartridge is made to rotate, and therefore large solid particles are collected in the third filter cartridge; sewage is discharged into the first filter cartridge from the third filter cartridge and the second filter cartridge under the centrifugal effect, and the third filter cartridge containing large solid particles can be conveniently taken out and treated by a worker through a detachable chuck.

Description

Technical Field

[0001] The invention relates to the field of water pollution treatment devices, in particular to a water pollution prevention and treatment circulating filtering device. Background Art

[0002] The water pollution prevention and control treatment circulating filtration device is a device used to treat and purify sewage. It effectively removes various pollutants in sewage through the synergistic effect of multiple treatment stages, thereby achieving the purpose of protecting water resources and preventing water pollution.

[0003] However, the existing water pollution prevention and control treatment circulating filtration devices on the market usually use a long-term static sedimentation method to remove larger solid particles in sewage during the pretreatment stage. This method may not only reduce the efficiency of sewage treatment, but also make it inconvenient for staff to centrally handle larger solid particles in the sedimentation tank. Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the present invention provides a water pollution control treatment circulating filtration device, which solves the problem of low sewage treatment efficiency of the existing water pollution control treatment circulating filtration device and solves the problem that the existing water pollution control treatment circulating filtration device is inconvenient for staff to centrally treat larger solid particles in the sedimentation tank.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the present invention is implemented through the following technical solutions: a water pollution prevention and treatment circulating filtration device, including a No. 1 bottom plate, a No. 1 filter cartridge, a No. 2 filter cartridge and a No. 3 filter cartridge, the four corners of the upper surface of the No. 1 bottom plate are fixedly connected to a No. 1 support leg, the upper ends of the No. 1 support legs are fixedly connected to the No. 2 bottom plate, the middle of the upper surface of the No. 1 bottom plate is fixedly connected to the lower part of the outer wall of the No. 1 filter cartridge, the front end of the upper surface of the No. 1 bottom plate is fixedly connected to a control console, and the middle of the inner wall of the upper end of the No. 1 filter cartridge is fixedly connected to a No. 1 bearing;

[0008] The inner wall of the No. 1 bearing is fixedly connected with a No. 1 connecting pipe, a servo motor is arranged on one side of the upper surface of the No. 2 bottom plate, the output shaft of the servo motor is fixedly connected with a driving gear, the middle part of the inner wall of the No. 2 bottom plate is fixedly connected with the No. 2 bearing, the inner wall of the No. 2 bearing is fixedly connected with the outer wall of the No. 2 filter cartridge, the middle part of the outer wall of the No. 2 filter cartridge is fixedly connected with a gear ring, the gear ring is meshed with the driving gear, a slot is provided in the middle part of the upper surface of the No. 2 filter cartridge, a chuck is fixedly connected with the upper surface of the No. 3 filter cartridge, the chuck is snap-connected with the slot, a plurality of metal filter screens are arranged on the outer wall of the No. 3 filter cartridge, the chuck is fixedly connected with the No. 2 filter cartridge by a plurality of bolts, and a sealing disk is threadedly connected with the upper end of the inner wall of the chuck;

[0009] Through the above technical solution, by using the coaxially rotating No. 3 filter cartridge, No. 2 filter cartridge and No. 1 filter cartridge in coordination, the circulation of sewage is accelerated, thereby improving the sewage treatment efficiency to a certain extent.

[0010] Preferably, an L-shaped tube is connected through the middle of the front end outer wall of the first filter cartridge, an observation window is provided in the middle of the front end outer wall of the L-shaped tube, and a scale is provided on one side of the front end outer wall of the L-shaped tube close to the observation window;

[0011] Through the above technical solution, the staff can know the sewage content inside the No. 1 filter cartridge through the observation window and the scale, so as to open the water outlet valve to discharge the sewage in time.

[0012] Preferably, the four corners of the lower surface of the No. 1 bottom plate are fixedly connected with the No. 2 supporting legs, one side of the middle of the outer wall of the No. 1 filter cartridge is connected through a feed valve, and the center of the lower surface of the No. 1 filter cartridge is connected through a water outlet valve;

[0013] Through the above technical solution, the staff can conveniently inject the sodium hypochlorite solution into the No. 1 filter cartridge through the feed valve, thereby effectively killing bacteria, viruses, fungi and other pathogenic microorganisms in the sewage.

[0014] Preferably, a quartz sand filter plate and a polypropylene filter plate are fixedly connected to the middle of the inner wall of the No. 1 filter cartridge from top to bottom respectively;

[0015] Through the above technical solution, suspended matter and some microorganisms in sewage can be filtered through the quartz sand filter plate, and fine particles and some organic matter in sewage can be filtered through the polypropylene filter plate.

[0016] Preferably, the upper and lower parts of the inner wall of the upper end of the No. 1 filter cartridge are respectively fixedly connected with a No. 1 sealing gasket, and the outer wall of the No. 1 connecting pipe is tightly fitted with the inner wall of the No. 1 sealing gasket;

[0017] Through the above technical solution, the sealing performance between the No. 1 connecting pipe and the No. 1 filter cartridge is improved by using the No. 1 sealing gasket to prevent sewage leakage.

[0018] Preferably, a No. 2 connecting pipe is connected through the center of the lower surface of the No. 2 filter cartridge, and the lower end of the No. 2 connecting pipe is flange-connected to the No. 1 connecting pipe;

[0019] Through the above technical scheme, by using the No. 2 connecting pipe in conjunction with the No. 1 connecting pipe, the No. 1 filter cartridge can rotate coaxially with the No. 2 filter cartridge, and the sewage can be transferred from the No. 2 filter cartridge to the No. 1 connecting pipe through the No. 2 connecting pipe, and finally flow into the No. 1 filter cartridge.

[0020] Preferably, the inner wall of the upper end of the No. 2 filter cartridge is fixedly connected with a No. 2 sealing gasket, and the outer wall of the No. 3 filter cartridge is tightly fitted with the inner wall of the No. 2 sealing gasket;

[0021] Through the above technical solution, the sealing performance between the No. 2 filter cartridge and the No. 3 filter cartridge is improved by the No. 2 sealing gasket to prevent sewage leakage.

[0022] Preferably, a limiting groove is provided in the middle of the upper surface of the chuck, a sealing ring is fixedly connected to the lower surface of the sealing disk, the sealing ring is tightly fitted with the limiting groove, twist blocks are fixedly connected to both sides of the upper surface of the sealing disk, a No. 3 bearing is fixedly connected to the middle of the inner wall of the sealing disk, a No. 3 sealing gasket is fixedly connected to the upper and lower parts of the inner wall of the sealing disk, an injection tube is fixedly connected to the inner wall of the No. 3 bearing, and the outer wall of the injection tube is tightly fitted with the inner wall of the No. 3 sealing gasket;

[0023] Through the above technical scheme, the sealing ring and the limit groove are used in combination to improve the sealing between the chuck and the sealing disk to prevent sewage leakage. The two screw blocks are convenient for the staff to open the sealing disk, and the No. 3 bearing makes it convenient for the sealing disk to rotate with the No. 3 filter cartridge without affecting the connection between the injection pipe and the external sewage pipe. The No. 3 sealing pad is used to improve the sealing between the injection pipe and the sealing disk to prevent sewage leakage.

[0024] (III) Beneficial effects

[0025] The present invention provides a water pollution prevention and treatment circulating filtration device, which has the following beneficial effects:

[0026] 1. The present invention provides a water pollution prevention and treatment circulating filtration device, which uses a servo motor with a driving gear in conjunction with a gear ring to rotate a No. 2 filter cartridge provided with a No. 3 filter cartridge, so that larger solid particles are collected inside the No. 3 filter cartridge, and sewage is discharged from the No. 3 filter cartridge and the No. 2 filter cartridge into the No. 1 filter cartridge under the action of centrifugation, and a detachable chuck is used to facilitate staff to take out and process the No. 3 filter cartridge containing larger solid particles.

[0027] 2. The present invention provides a water pollution prevention and control treatment circulating filtration device, which accelerates the circulation of sewage and improves the sewage treatment efficiency to a certain extent by using a coaxially rotating No. 3 filter cartridge, a No. 2 filter cartridge and a No. 1 filter cartridge. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the main structure of the present invention from a first viewing angle;

[0029] Figure 2 is a schematic diagram of the main structure of the present invention from a second viewing angle;

[0030] Figure 3 It is a schematic diagram of the axial section structure of the local structure of the present invention;

[0031] Figure 4 It is a schematic diagram of the axial cross-section structure of the first filter cartridge of the present invention;

[0032] Figure 5 An exploded view of the No. 2 filter cartridge, the No. 3 filter cartridge, the chuck and the sealing disk of the present invention;

[0033] Figure 6 It is a schematic structural diagram of the sealing disk, the twist block and the injection pipe of the present invention;

[0034] Figure 7 It is a schematic diagram of the axial cross-section structure of the sealing disk of the present invention;

[0035] Figure 8 for Figure 4 Enlarged view of point A in the middle.

[0036] Among them, 1. No. 1 bottom plate; 2. No. 2 bottom plate; 3. No. 1 supporting leg; 4. No. 2 supporting leg; 5. control console; 6. No. 1 filter cartridge; 7. outlet valve; 8. feed valve; 9. L-shaped pipe; 10. observation window; 11. scale; 12. quartz sand filter plate; 13. polypropylene filter plate; 14. No. 1 bearing; 15. No. 1 sealing gasket; 16. No. 1 connecting pipe; 17. No. 2 bearing; 18. No. 2 filter cartridge; 19. gear ring; 20. servo motor; 21. driving gear; 22. slot; 23. No. 2 sealing gasket; 24. No. 3 filter cartridge; 25. metal filter screen; 26. chuck; 27. limit slot; 28. sealing disk; 29. ​​screw block; 30. sealing ring; 31. No. 3 bearing; 32. No. 3 sealing gasket; 33. injection pipe; 34. No. 2 connecting pipe. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] like Figure 1-8 As shown, the embodiment of the present invention provides a water pollution prevention and treatment circulating filtration device, including a No. 1 bottom plate 1, a No. 1 filter cartridge 6, a No. 2 filter cartridge 18 and a No. 3 filter cartridge 24, the four corners of the upper surface of the No. 1 bottom plate 1 are fixedly connected to the No. 1 support legs 3, the upper ends of the No. 1 support legs 3 are fixedly connected to the No. 2 bottom plate 2, the middle of the upper surface of the No. 1 bottom plate 1 is fixedly connected to the lower part of the outer wall of the No. 1 filter cartridge 6, the front end of the upper surface of the No. 1 bottom plate 1 is fixedly connected to the control console 5, and the middle of the upper inner wall of the No. 1 filter cartridge 6 is fixedly connected to the No. 1 bearing 14;

[0039] The inner wall of the No. 1 bearing 14 is fixedly connected with a No. 1 connecting pipe 16, a servo motor 20 is arranged on one side of the upper surface of the No. 2 bottom plate 2, the output shaft of the servo motor 20 is fixedly connected with a driving gear 21, the middle part of the inner wall of the No. 2 bottom plate 2 is fixedly connected with a No. 2 bearing 17, the inner wall of the No. 2 bearing 17 is fixedly connected with the outer wall of the No. 2 filter cartridge 18, the middle part of the outer wall of the No. 2 filter cartridge 18 is fixedly connected with a gear ring 19, the gear ring 19 is meshed with the driving gear 21, a slot 22 is provided in the middle part of the upper surface of the No. 2 filter cartridge 18, a chuck 26 is fixedly connected with the upper surface of the No. 3 filter cartridge 24, the chuck 26 is connected with the slot 22, a plurality of metal filter screens 25 are arranged on the outer wall of the No. 3 filter cartridge 24, the chuck 26 is fixedly connected with the No. 2 filter cartridge 18 by a plurality of bolts, and a sealing disk 28 is threadedly connected with the upper end of the inner wall of the chuck 26;

[0040] By using a servo motor 20 equipped with a driving gear 21 in conjunction with a ring gear 19, the No. 2 filter cartridge 18 equipped with a No. 3 filter cartridge 24 is rotated, so that larger solid particles are collected inside the No. 3 filter cartridge 24, and sewage is discharged from the No. 3 filter cartridge 24 and the No. 2 filter cartridge 18 into the No. 1 filter cartridge 6 under the action of centrifugation. The detachable chuck 26 facilitates the staff to take out and process the No. 3 filter cartridge 24 containing larger solid particles.

[0041] An L-shaped tube 9 is connected through the middle of the front end outer wall of the first filter cartridge 6, an observation window 10 is provided in the middle of the front end outer wall of the L-shaped tube 9, and a scale 11 is provided on one side of the front end outer wall of the L-shaped tube 9 close to the observation window 10;

[0042] The observation window 10 and the scale 11 allow the staff to know the sewage content inside the No. 1 filter cartridge 6, so that the staff can open the water outlet valve 7 to discharge the sewage in time.

[0043] The four corners of the lower surface of the No. 1 bottom plate 1 are fixedly connected with the No. 2 support legs 4, one side of the middle of the outer wall of the No. 1 filter cartridge 6 is connected with a feed valve 8, and the center of the lower surface of the No. 1 filter cartridge 6 is connected with a water outlet valve 7;

[0044] The feed valve 8 facilitates the staff to inject the sodium hypochlorite solution into the No. 1 filter cartridge 6, thereby effectively killing bacteria, viruses, fungi and other pathogenic microorganisms in the sewage.

[0045] A quartz sand filter plate 12 and a polypropylene filter plate 13 are fixedly connected from top to bottom in the middle of the inner wall of the first filter cartridge 6;

[0046] The suspended solids and some microorganisms in the sewage can be filtered out through the quartz sand filter plate 12, and the fine particles and some organic matter in the sewage can be filtered out through the polypropylene filter plate 13.

[0047] The upper and lower parts of the inner wall of the upper end of the No. 1 filter cartridge 6 are respectively fixedly connected with the No. 1 sealing gasket 15, and the outer wall of the No. 1 connecting pipe 16 is tightly fitted with the inner wall of the No. 1 sealing gasket 15;

[0048] The sealing performance between the No. 1 connecting pipe 16 and the No. 1 filter cartridge 6 is improved by the No. 1 sealing gasket 15 to prevent sewage leakage.

[0049] A second connecting pipe 34 is connected through the center of the lower surface of the second filter cartridge 18, and the lower end of the second connecting pipe 34 is flange-connected to the first connecting pipe 16;

[0050] By using the No. 2 connecting pipe 34 in conjunction with the No. 1 connecting pipe 16 , the No. 1 filter cartridge 6 and the No. 2 filter cartridge 18 can rotate coaxially, and the sewage can be transferred from the No. 2 filter cartridge 18 to the No. 1 connecting pipe 16 through the No. 2 connecting pipe 34 , and finally flow into the No. 1 filter cartridge 6 .

[0051] The inner wall of the upper end of the No. 2 filter cartridge 18 is fixedly connected with the No. 2 sealing gasket 23, and the outer wall of the No. 3 filter cartridge 24 is tightly fitted with the inner wall of the No. 2 sealing gasket 23;

[0052] The sealing performance between the No. 2 filter cartridge 18 and the No. 3 filter cartridge 24 is improved by the No. 2 sealing gasket 23 to prevent sewage leakage.

[0053] A limiting groove 27 is provided in the middle of the upper surface of the chuck 26, a sealing ring 30 is fixedly connected to the lower surface of the sealing disc 28, and the sealing ring 30 is tightly fitted with the limiting groove 27, and screw blocks 29 are fixedly connected to both sides of the upper surface of the sealing disc 28, and a No. 3 bearing 31 is fixedly connected to the middle of the inner wall of the sealing disc 28, and a No. 3 sealing gasket 32 ​​is fixedly connected to the upper and lower parts of the inner wall of the sealing disc 28, respectively, and an injection pipe 33 is fixedly connected to the inner wall of the No. 3 bearing 31, and the outer wall of the injection pipe 33 is tightly fitted with the inner wall of the No. 3 sealing gasket 32;

[0054] The sealing ring 30 and the limiting groove 27 are used in combination to improve the sealing performance between the chuck 26 and the sealing disk 28 to prevent sewage leakage. The two screw blocks 29 facilitate the staff to open the sealing disk 28, and the No. 3 bearing 31 facilitates the sealing disk 28 to rotate with the No. 3 filter cartridge 24 without affecting the connection between the injection pipe 33 and the external sewage pipe. The No. 3 sealing pad 32 improves the sealing performance between the injection pipe 33 and the sealing disk 28 to prevent sewage leakage.

[0055] Working principle: When using the water pollution prevention and treatment circulating filtration device, first, the sodium hypochlorite solution is injected into the No. 1 filter cartridge 6 through the feed valve 8. At the same time, the external sewage pipe is flange-connected to the injection pipe 33, and the sewage is injected into the No. 3 filter cartridge 24. Secondly, the servo motor 20 is controlled by the control console 5 to drive the driving gear 21 to rotate, so that the No. 2 filter cartridge 18 provided with the gear ring 19 drives the No. 3 filter cartridge 24 to rotate. Then, the sewage flows out from the multiple metal filter meshes 25, and the larger solid particles are collected in the interior of the No. 3 filter cartridge 24. Then, the sewage is centrifuged from the No. 3 filter cartridge 24 and the No. 2 filter cartridge 18. It is discharged into the No. 1 filter cartridge 6, and then the suspended matter and some microorganisms in the sewage can be filtered through the quartz sand filter plate 12, and the fine particles and some organic matter in the sewage can be filtered through the polypropylene filter plate 13. After that, the L-shaped tube 9 provided with an observation window 10 and a scale 11 is used to facilitate the staff to know the sewage content inside the No. 1 filter cartridge 6, so as to open the water outlet valve 7 to discharge the sewage in time. Finally, the No. 3 filter cartridge 24 is taken out from the No. 2 filter cartridge 18 by removing the bolts connecting the chuck 26 and the No. 2 filter cartridge 18, and the threaded sealing disk 28 is removed to deal with the larger solid particles inside the No. 3 filter cartridge 24.

[0056] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A water pollution prevention and treatment circulating filtration device, comprising a first bottom plate (1), a first filter cartridge (6), a second filter cartridge (18) and a third filter cartridge (24), characterized in that: The four corners of the upper surface of the No. 1 bottom plate (1) are fixedly connected to the No. 1 support legs (3), the upper ends of the No. 1 support legs (3) are fixedly connected to the No. 2 bottom plate (2), the middle of the upper surface of the No. 1 bottom plate (1) is fixedly connected to the lower part of the outer wall of the No. 1 filter cartridge (6), the front end of the upper surface of the No. 1 bottom plate (1) is fixedly connected to the control console (5), and the middle of the upper inner wall of the No. 1 filter cartridge (6) is fixedly connected to the No. 1 bearing (14); The inner wall of the No. 1 bearing (14) is fixedly connected to a No. 1 connecting pipe (16); a servo motor (20) is arranged on one side of the upper surface of the No. 2 bottom plate (2); the output shaft of the servo motor (20) is fixedly connected to a driving gear (21); the middle of the inner wall of the No. 2 bottom plate (2) is fixedly connected to a No. 2 bearing (17); the inner wall of the No. 2 bearing (17) is fixedly connected to the outer wall of the No. 2 filter cartridge (18); the middle of the outer wall of the No. 2 filter cartridge (18) is fixedly connected to a gear ring (19); the gear ring ( 19) is meshedly connected with the driving gear (21), a slot (22) is provided in the middle of the upper surface of the No. 2 filter cartridge (18), a chuck (26) is fixedly connected to the upper surface of the No. 3 filter cartridge (24), the chuck (26) is snap-connected with the slot (22), the outer wall of the No. 3 filter cartridge (24) is provided with a plurality of metal filter screens (25), the chuck (26) is fixedly connected with the No. 2 filter cartridge (18) by a plurality of bolts, and a sealing disk (28) is threadedly connected to the upper end of the inner wall of the chuck (26).

2. A water pollution prevention and treatment circulating filtration device according to claim 1, characterized in that: An L-shaped tube (9) is connected through the middle of the front end outer wall of the No. 1 filter cartridge (6), an observation window (10) is provided in the middle of the front end outer wall of the L-shaped tube (9), and a scale (11) is provided on one side of the front end outer wall of the L-shaped tube (9) close to the observation window (10).

3. A water pollution prevention and treatment circulating filtration device according to claim 1, characterized in that: The four corners of the lower surface of the No. 1 bottom plate (1) are fixedly connected to the No. 2 support legs (4), one side of the middle of the outer wall of the No. 1 filter cartridge (6) is connected through a feed valve (8), and the center of the lower surface of the No. 1 filter cartridge (6) is connected through a water outlet valve (7).

4. The water pollution prevention and treatment circulating filtration device according to claim 1, characterized in that: A quartz sand filter plate (12) and a polypropylene filter plate (13) are fixedly connected from top to bottom to the middle of the inner wall of the first filter cartridge (6).

5. The water pollution prevention and treatment circulating filtration device according to claim 1 is characterized by: The upper and lower parts of the inner wall of the upper end of the No. 1 filter cartridge (6) are respectively fixedly connected to a No. 1 sealing gasket (15), and the outer wall of the No. 1 connecting pipe (16) is tightly fitted to the inner wall of the No. 1 sealing gasket (15).

6. The water pollution prevention and treatment circulating filtration device according to claim 1, characterized in that: A No. 2 connecting pipe (34) is connected through the center of the lower surface of the No. 2 filter cartridge (18), and the lower end of the No. 2 connecting pipe (34) is flange-connected to the No. 1 connecting pipe (16).

7. The water pollution prevention and treatment circulating filtration device according to claim 1 is characterized by: The inner wall of the upper end of the No. 2 filter cartridge (18) is fixedly connected with a No. 2 sealing gasket (23), and the outer wall of the No. 3 filter cartridge (24) is tightly fitted with the inner wall of the No. 2 sealing gasket (23).

8. The water pollution prevention and treatment circulating filtration device according to claim 1, characterized in that: A limiting groove (27) is provided in the middle of the upper surface of the chuck (26); a sealing ring (30) is fixedly connected to the lower surface of the sealing disk (28); the sealing ring (30) is tightly fitted with the limiting groove (27); screw blocks (29) are fixedly connected to both sides of the upper surface of the sealing disk (28); a No. 3 bearing (31) is fixedly connected to the middle of the inner wall of the sealing disk (28); a No. 3 sealing gasket (32) is fixedly connected to the upper and lower parts of the inner wall of the sealing disk (28); an injection pipe (33) is fixedly connected to the inner wall of the No. 3 bearing (31); the outer wall of the injection pipe (33) is tightly fitted with the inner wall of the No. 3 sealing gasket (32).

Images