Circulating filtration device for sewage treatment

Abstract

The utility model belongs to the technical field of filtering, and discloses a circulating filtering device for sewage treatment, which comprises a main filtering barrel, an auxiliary mechanism is arranged in the main filtering barrel, and the auxiliary mechanism extends to the outer side of the main filtering barrel; the auxiliary mechanism comprises a gear ring, the gear ring is embedded in the inner wall of the top of the main filtering barrel, during use, a power supply can be started, so that a motor output shaft drives a rotating rod to rotate, the rotating rod is matched with a chain wheel I, a chain wheel II and a chain, so that a rolling shaft rotates, the rolling shaft drives a gear to rotate, and the gear is meshed with the gear ring, so that two connecting blocks rotate; the two connecting blocks respectively drive the two rotating frames to rotate, and the outer sides of the two rotating frames are tightly attached to the inner wall of the main filtering barrel, so that impurities adhered to the inner wall of the main filtering barrel can be scraped, and the problems that the device cannot be normally used due to the fact that a large number of impurities are adhered to the inner wall of the main filtering barrel, and the device cannot be used normally are solved through the structure. And the maintenance cost is increased.

Description

Technical Field

[0001] The present application relates to the field of filtration technology, and more specifically, to a circulating filtration device for sewage treatment. Background Art

[0002] Wastewater treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemicals, environmental protection, urban landscape, medical care, catering, etc., and is increasingly entering the daily lives of ordinary people.

[0003] After searching the publication number: CN218280806U, a circulating filtration device for sewage treatment is disclosed, including a main filtering mechanism, an auxiliary filtering mechanism and a supporting mechanism. The auxiliary filtering mechanism is located on the right side of the main filtering mechanism, and the supporting mechanism is located below the main filtering mechanism and the auxiliary filtering mechanism. During use, this application does not have a rotating structure, so after long-term use, impurities in the sewage will adhere to the inner wall of the main filtering barrel, which will seriously affect the normal use of the device.

[0004] In order to solve the above problems, the present application provides a circulating filtration device for sewage treatment. Utility Model Content

[0005] The present application provides a circulating filtration device for sewage treatment using the following technical solution:

[0006] A circulating filtration device for sewage treatment comprises a main filter barrel, wherein an auxiliary mechanism is arranged inside the main filter barrel, and the auxiliary mechanism extends to the outside of the main filter barrel;

[0007] The auxiliary mechanism includes a gear ring, which is embedded in the inner wall of the top of the main filter barrel, and a connecting block is fixedly connected to the bottom of the gear ring. The two connecting blocks are symmetrically arranged with the center line of the gear ring as the axis, and the bottom ends of the two connecting blocks are fixedly connected to a rotating frame, and the outer sides of the two rotating frames are both in contact with the inner wall of the main filter barrel. A gear is meshed on one side of the gear ring, and a roller is fixedly connected to the top of the gear. The top of the roller extends to the top of the main filter barrel. A rotating rod is embedded in the main filter barrel, and two scraper knives are fixedly sleeved on the outer side of the rotating rod. Filter cartridges are arranged on the outer sides of the two scraper knives, and the filter cartridge is fixedly embedded in the main filter barrel and located between the two rotating frames. Sprocket 1 and sprocket 2 are respectively fixedly sleeved on the outer sides of the rotating rod and the roller, and chains are sleeved on the outer sides of the sprocket 1 and the sprocket 2. The sprocket 1 and the sprocket 2 are driven and connected by the chain. A support frame is movably sleeved on the outer side of the rotating rod, and a motor is fixedly connected to the top of the support frame. The motor output shaft is fixedly connected to the top of the rotating rod, and a connecting component is arranged on the outer side of the motor.

[0008] Furthermore, the connecting component includes a main sludge pump, which is fixedly connected to the inner wall of the bottom of the main filter barrel. A discharge port is fixedly connected to one side of the main sludge pump, and the bottom end of the discharge port extends to the bottom of the main filter pump.

[0009] Through the above technical solution, by setting up a main sludge pump, it is convenient to discharge the impurities inside the filter cartridge at a later stage.

[0010] Furthermore, the gear ring, the rotating rod and the roller are movably connected to the main filter barrel through bearings, a connecting pipe is fixedly connected to one side of the main filter barrel, and an auxiliary filter barrel is fixedly connected to one end of the connecting pipe.

[0011] Through the above technical solution, the gear ring, the rotating rod and the roller can be more stable and firm when rotating.

[0012] Furthermore, a filter plate is fixedly installed inside the auxiliary filter barrel, and an auxiliary feed port is fixedly connected to the top of the auxiliary filter barrel.

[0013] Through the above technical solution, by setting the filter plate, the sewage after the initial treatment can be filtered again, thereby making the use effect of the device better.

[0014] Furthermore, a circulating sludge pump is fixedly connected to the inner wall of the bottom of the auxiliary filter barrel, a circulating pipe is fixedly connected to one side of the circulating sludge pump, and one end of the circulating pipe extends to the inside of the main filter barrel.

[0015] Through the above technical solution, by setting up a circulation pipe, the impurities that have agglomerated into large clumps can be transported to the main filter barrel again.

[0016] Furthermore, a main feed port is fixedly connected to the top of the main filter barrel, and a drain pipe is fixedly connected to one side of the auxiliary filter barrel.

[0017] Through the above technical solution, by opening the main feed port and the auxiliary feed port, it is possible to easily pour the sewage and flocculant into the main filter barrel and the auxiliary filter barrel respectively.

[0018] Furthermore, the bottoms of the main filter barrel and the auxiliary filter barrel are fixedly connected with a plurality of supporting legs, and the plurality of supporting legs are evenly distributed with the center lines of the main filter barrel and the auxiliary filter barrel as axes.

[0019] In summary, this application includes the following beneficial technical effects:

[0020] When in use, the power supply can be started so that the motor output shaft drives the rotating rod to rotate, and the rotating rod cooperates with sprocket one, sprocket two and the chain to make the roller rotate, and the roller drives the gear to rotate, and the gear meshes with the gear ring to make the two connecting blocks rotate, and the two connecting blocks respectively drive the two rotating frames to rotate. Because the outer sides of the two rotating frames are tightly fitted with the inner wall of the main filter barrel, the impurities adhered to the inner wall of the main filter barrel can be scraped off. Through the above structure, the problem of a large amount of impurities adhered to the inner wall of the main filter barrel, which makes the device unable to be used normally and thus increases the maintenance cost, is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall structure of this application;

[0022] Figure 2 A cutaway perspective view of the present application;

[0023] Figure 3 A partial stereogram of the present application;

[0024] Figure 4 This is a three-dimensional diagram of the connecting block and rotating frame of the present application.

[0025] Description of the numbers in the figure:

[0026] 1. Main filter barrel; 2. Gear ring; 3. Connecting block; 4. Rotating frame; 5. Gear; 6. Roller; 7. Rotating rod; 8. Scraper; 9. Filter cartridge; 10. Sprocket one; 11. Sprocket two; 12. Chain; 13. Support frame; 14. Motor; 15. Main sludge pump; 16. Discharge port; 17. Connecting pipe; 18. Auxiliary filter barrel; 19. Filter plate; 20. Auxiliary feed port; 21. Circulating sludge pump; 22. Circulating pipe; 23. Main feed port; 24. Drain pipe. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application.

[0028] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0029] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0030] Example:

[0031] The present application discloses a circulating filtration device for sewage treatment. Figure 1 , Figure 2 , Figure 3 and Figure 4 , including a main filter barrel 1, an auxiliary mechanism is provided inside the main filter barrel 1, and the auxiliary mechanism extends to the outside of the main filter barrel 1;

[0032] The auxiliary mechanism includes a gear ring 2, which is embedded in the top inner wall of the main filter barrel 1. A connecting block 3 is fixedly connected to the bottom of the gear ring 2. The two connecting blocks 3 are symmetrically arranged with the center line of the gear ring 2 as the axis. The bottom ends of the two connecting blocks 3 are fixedly connected to a rotating frame 4. The outer sides of the two rotating frames 4 are both in contact with the inner wall of the main filter barrel 1. A gear 5 is meshed on one side of the gear ring 2. A roller 6 is fixedly connected to the top of the gear 5. The top of the roller 6 extends to the top of the main filter barrel 1. A rotating rod 7 is embedded in the main filter barrel 1. Two scraping knives are fixedly sleeved on the outer side of the rotating rod 7. 8. A filter cartridge 9 is provided on the outside of the two scraper knives 8. The filter cartridge 9 is fixedly embedded in the main filter barrel 1 and located between the two rotating frames 4. A sprocket 10 and a sprocket 2 11 are respectively fixedly sleeved on the outside of the rotating rod 7 and the roller 6. A chain 12 is sleeved on the outside of the sprocket 10 and the sprocket 2 11. The sprocket 10 and the sprocket 2 11 are driven and connected by the chain 12. A support frame 13 is movably sleeved on the outside of the rotating rod 7. A motor 14 is fixedly connected to the top of the support frame 13. The output shaft of the motor 14 is fixedly connected to the top of the rotating rod 7.

[0033] See also Figure 2, a connecting component is provided on the outside of the motor 14, and the connecting component includes a main sludge pump 15, and the main sludge pump 15 is fixedly connected to the inner wall of the bottom of the main filter barrel 1, and a discharge port 16 is fixedly connected to one side of the main sludge pump 15, and the bottom end of the discharge port 16 extends to the bottom of the main filter pump, and the connection between the ring gear 2, the rotating rod 7 and the roller 6 and the main filter barrel 1 is movably connected through a bearing, and a connecting pipe 17 is fixedly connected to one side of the main filter barrel 1, and one end of the connecting pipe 17 is fixedly connected to an auxiliary filter barrel 18. By setting the main sludge pump 15, it is convenient to discharge impurities inside the filter barrel 9 at a later stage;

[0034] See also Figure 2 A filter plate 19 is fixedly installed inside the auxiliary filter barrel 18, an auxiliary feed port 20 is fixedly connected to the top of the auxiliary filter barrel 18, a circulating sludge pump 21 is fixedly connected to the inner wall of the bottom of the auxiliary filter barrel 18, and a circulating pipe 22 is fixedly connected to one side of the circulating sludge pump 21. One end of the circulating pipe 22 extends to the inside of the main filter barrel 1. By setting the filter plate 19, the sewage after the initial treatment can be filtered again, thereby making the use effect of the device better. At the same time, by setting the circulating pipe 22, the impurities that have formed into large blocks can be transported to the inside of the main filter barrel 1 again;

[0035] See also Figure 1 and Figure 2 A main feed port 23 is fixedly connected to the top of the main filter barrel 1, a drain pipe 24 is fixedly connected to one side of the auxiliary filter barrel 18, and a plurality of supporting legs are fixedly connected to the bottom of the main filter barrel 1 and the auxiliary filter barrel 18. The plurality of supporting legs are evenly distributed with the center lines of the main filter barrel 1 and the auxiliary filter barrel 18 as axes. By opening the main feed port 23 and the auxiliary feed port 20, it is convenient to pour sewage and flocculant into the main filter barrel and the auxiliary filter barrel respectively.

[0036] The implementation principle of this embodiment is as follows: the main filter barrel 1, the filter cartridge 9, the rotating rod 7, the scraper 8, the main feed port 23, the main sludge pump 15, the discharge port 16, the connecting pipe 17, the auxiliary filter barrel 18, the circulating sludge pump 21, the circulating pipe 22, the filter plate 19, the auxiliary feed port 20 and the drain pipe 24 are all existing structures in the publication number CN218280806U, and the specific implementation method is not described in detail here;

[0037] When in use, the power supply can be started so that the output shaft of the motor 14 drives the rotating rod 7 to rotate, and the rotating rod 7 cooperates with the sprocket 1 10, the sprocket 2 11 and the chain 12 to make the roller 6 rotate, and the roller 6 drives the gear 5 to rotate, and the gear 5 meshes with the ring gear 2 to make the two connecting blocks 3 rotate, and the two connecting blocks 3 respectively drive the two rotating frames 4 to rotate. Because the outer sides of the two rotating frames 4 are tightly fitted with the inner wall of the main filter barrel 1, the impurities adhered to the inner wall of the main filter barrel 1 can be scraped off. Through the above structure, the problem of a large amount of impurities adhering to the inner wall of the main filter barrel 1, which makes the device unable to be used normally and thus increases the maintenance cost, is solved.

[0038] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A circulating filtration device for sewage treatment, comprising a main filter barrel (1), characterized in that: An auxiliary mechanism is provided inside the main filter barrel (1), and the auxiliary mechanism extends to the outside of the main filter barrel (1); The auxiliary mechanism comprises a gear ring (2), the gear ring (2) is embedded in the top inner wall of the main filter barrel (1), the bottom of the gear ring (2) is fixedly connected to a connecting block (3), the two connecting blocks (3) are symmetrically arranged with the center line of the gear ring (2) as the axis, the bottom ends of the two connecting blocks (3) are fixedly connected to a rotating frame (4), the outer sides of the two rotating frames (4) are both in contact with the inner wall of the main filter barrel (1), one side of the gear ring (2) is meshed with a gear (5), the top of the gear (5) is fixedly connected to a roller (6), the top end of the roller (6) extends to the top of the main filter barrel (1), a rotating rod (7) is embedded in the main filter barrel (1), the outer side of the rotating rod (7) is fixedly sleeved with two scraping knives (8), the two A filter cartridge (9) is provided on the outside of the scraper (8), and the filter cartridge (9) is fixedly embedded in the main filter barrel (1) and located between the two rotating frames (4). A sprocket wheel (10) and a sprocket wheel (11) are respectively fixedly sleeved on the outside of the rotating rod (7) and the roller (6). Chains (12) are sleeved on the outside of the sprocket wheel (10) and the sprocket wheel (11). The sprocket wheel (10) and the sprocket wheel (11) are connected to each other by driving via the chains (12). A support frame (13) is movably sleeved on the outside of the rotating rod (7), and a motor (14) is fixedly connected to the top of the support frame (13). The output shaft of the motor (14) is fixedly connected to the top of the rotating rod (7), and a connecting component is provided on the outside of the motor (14).

2. A circulating filtration device for sewage treatment according to claim 1, characterized in that: The connecting component comprises a main sludge pump (15), the main sludge pump (15) is fixedly connected to the bottom inner wall of the main filter barrel (1), and a discharge port (16) is fixedly connected to one side of the main sludge pump (15), and the bottom end of the discharge port (16) extends to the bottom of the main filter pump.

3. A circulating filtration device for sewage treatment according to claim 1, characterized in that: The connection points between the gear ring (2), the rotating rod (7) and the roller (6) and the main filter barrel (1) are all movably connected via bearings; one side of the main filter barrel (1) is fixedly connected to a connecting pipe (17); one end of the connecting pipe (17) is fixedly connected to an auxiliary filter barrel (18).

4. A circulating filtration device for sewage treatment according to claim 3, characterized in that: A filter plate (19) is fixedly installed inside the auxiliary filter barrel (18), and an auxiliary feed port (20) is fixedly connected to the top of the auxiliary filter barrel (18).

5. A circulating filtration device for sewage treatment according to claim 3, characterized in that: A circulating sludge pump (21) is fixedly connected to the inner wall of the bottom of the auxiliary filter barrel (18), a circulating pipe (22) is fixedly connected to one side of the circulating sludge pump (21), and one end of the circulating pipe (22) extends to the interior of the main filter barrel (1).

6. A circulating filtration device for sewage treatment according to claim 3, characterized in that: The main filter barrel (1) has a main feed port (23) fixedly connected to the top, and the auxiliary filter barrel (18) has a drain pipe (24) fixedly connected to one side.

7. A circulating filtration device for sewage treatment according to claim 1, characterized in that: The bottoms of the main filter barrel (1) and the auxiliary filter barrel (18) are both fixedly connected with a plurality of support legs, and the plurality of support legs are evenly distributed with the center lines of the main filter barrel (1) and the auxiliary filter barrel (18) as axes.

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