Sewage treatment MBR membrane with self-cleaning function
By designing the vertical lifting structure of the screw drive branch nozzle in the MBR film, the self-cleaning function of the MBR film is realized, solving the problem of inconvenient cleaning in the prior art and improving the operating efficiency.
Patent Information
- Application Number
- CN202421858763.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-02
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2034-08-02
AI Technical Summary
The existing MBR films require manual disassembly and cleaning during cleaning, which are inconvenient to operate and inefficient.
A MBR film with self-cleaning function is designed. The nozzles on both sides of the drive branch pipe are continuously lifted and lowered vertically by rotating the screw, and the inner side of the MBR film is uniformly washed to achieve self-cleaning.
The self-cleaning function of MBR film is realized, with simple operation and high efficiency, and no manual disassembly and cleaning is required, which solves the problem of inconvenient cleaning in the prior art.
Smart Images
Figure CN222841853U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of MBR membrane cleaning, in particular to a sewage treatment MBR membrane with a self-cleaning function. Background Art
[0002] In the field of sewage treatment and water resource reuse, MBR membrane, also known as membrane bioreactor, is a new water treatment technology that combines activated sludge method with membrane separation technology.
[0003] The existing MBR membrane is usually installed in the sewage treatment tank. When cleaning is needed, the MBR membrane is usually taken out and cleaned manually, which is inconvenient to operate.
[0004] In view of the above problems, the utility model provides a sewage treatment MBR membrane with a self-cleaning function. Utility Model Content
[0005] The utility model aims to provide a sewage treatment MBR membrane with a self-cleaning function. The nozzles on both sides of the branch pipe are driven to rise and fall vertically continuously by the rotation of the screw rod, so as to evenly flush the inner side of the MBR membrane body. The operation is simple and efficient, and self-cleaning is achieved without manual disassembly and cleaning, thereby solving the problems in the background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sewage treatment MBR membrane with a self-cleaning function, comprising an MBR membrane body, mutually symmetrical support plates are fixedly arranged at the upper and lower ends of the outer side of the MBR membrane body, a screw is arranged between the two support plates, a motor is arranged at the upper end of the screw, a lifting plate is arranged at the outer side of the screw, a water distribution pipe is fixedly arranged on the side of the lifting plate, a plurality of evenly distributed branch pipes are fixedly arranged on the outer side of the water distribution pipe along the axial direction, a plurality of evenly distributed nozzles are fixedly arranged on both sides of the branch pipe along the axial direction, a first water pump is arranged at the water inlet end of the water distribution pipe, and the water inlet end of the first water pump is connected to the external cleaning liquid.
[0007] Furthermore, a guide rod is provided on one side of the screw rod, the bottom end of the screw rod is rotatably connected to the inside of the support plate through a bearing, and the upper end passes through the support plate and is fixedly connected to the output end of the motor, the motor is fixedly mounted on the upper end of the support plate, both ends of the guide rod are fixedly connected to the support plate, one side of the lifting plate is threadedly connected to the screw rod, and the other side is slidably connected to the guide rod.
[0008] Furthermore, a sewage treatment tank is arranged outside the MBR membrane body, and a first water pump is fixedly installed at the upper end of the sewage treatment tank. A hose is fixedly connected to the water outlet of the first water pump, and the water outlet of the hose extends to the inside of the sewage treatment tank and is fixedly connected to the water inlet end of the water distribution pipe. A first water inlet pipe is fixedly connected to the water inlet end of the first water pump, and the water inlet end of the first water inlet pipe is connected to external cleaning liquid.
[0009] Furthermore, a chemical barrel is fixedly installed at the upper end of the sewage treatment tank, the chemical barrel is filled with cleaning liquid, and the water inlet end of the first water inlet pipe extends to the lower end of the inner side of the chemical barrel.
[0010] Furthermore, a second water pump is fixedly installed at the upper end of the sewage treatment tank, the water outlet of the second water pump is fixedly connected to a water outlet pipe, the water inlet of the second water pump is fixedly connected to a second water inlet pipe, and the water inlet end of the second water inlet pipe extends downward to the interior of the sewage treatment tank.
[0011] Furthermore, the nozzles do not interfere with each other.
[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0013] The utility model provides a sewage treatment MBR membrane with a self-cleaning function. When the MBR membrane body needs to be cleaned, the first water pump transports the cleaning liquid into the water distribution pipe, and flows into several branch pipes, and sprays it through the nozzles on both sides to perform high-pressure washing on the inside of the MBR membrane body, and wash off the attached sludge and impurities. At the same time, the motor drives the screw to rotate, and drives the water distribution pipe to rise and fall vertically through the lifting plate, and then drives the nozzles on both sides to rise and fall vertically through the branch pipe, so as to evenly wash the inside of the MBR membrane body. The purpose of this design is to drive the nozzles on both sides of the branch pipe to rise and fall vertically continuously through the rotation of the screw, so as to evenly wash the inside of the MBR membrane body. The operation is simple and efficient, and self-cleaning is achieved without manual disassembly and cleaning. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0015] Figure 2 This is a schematic diagram of the internal structure of the sewage treatment tank in the utility model;
[0016] Figure 3 This is a schematic diagram of the lifting plate structure in the utility model;
[0017] Figure 4 It is a schematic diagram of the water distribution pipe and branch pipe structure in the utility model.
[0018] In the figure: 1. sewage treatment tank; 2. chemical barrel; 3. MBR membrane body; 4. support plate; 5. screw rod; 6. guide rod; 7. motor; 8. lifting plate; 9. water distribution pipe; 10. branch pipe; 11. nozzle; 12. hose; 13. first water pump; 14. first water inlet pipe; 15. second water pump; 16. second water inlet pipe; 17. outlet pipe. DETAILED DESCRIPTION
[0019] 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.
[0020] In order to solve the problem of how to effectively self-clean technology, such as Figure 1-4 As shown, the following preferred technical solutions are provided:
[0021] A sewage treatment MBR membrane with a self-cleaning function comprises an MBR membrane body 3, wherein symmetrical support plates 4 are fixedly arranged at the upper and lower ends of the outer side of the MBR membrane body 3, a screw rod 5 is arranged between the two support plates 4, a motor 7 is arranged at the upper end of the screw rod 5, a lifting plate 8 is arranged at the outer side of the screw rod 5, a water distribution pipe 9 is fixedly arranged on the side of the lifting plate 8, a plurality of evenly distributed branch pipes 10 are fixedly arranged on the outer side of the water distribution pipe 9 along the axial direction, a plurality of evenly distributed nozzles 11 are fixedly arranged on both sides of the branch pipe 10 along the axial direction, a first water pump 13 is arranged at the water inlet end of the water distribution pipe 9, and the water inlet end of the first water pump 13 is connected to an external cleaning liquid.
[0022] Specifically, when the MBR membrane body 3 needs to be cleaned, the first water pump 13 delivers the cleaning liquid to the water distribution pipe 9, and flows to several branch pipes 10, and sprays it through the nozzles 11 on both sides to perform high-pressure washing on the inside of the MBR membrane body 3 to wash off the attached sludge and impurities. At the same time, the motor 7 drives the screw 5 to rotate, drives the water distribution pipe 9 to rise and fall vertically through the lifting plate 8, and then drives the nozzles 11 on both sides to rise and fall vertically through the branch pipe 10 to evenly wash the inside of the MBR membrane body 3. The purpose of this design is to rotate the screw 5 to drive the nozzles 11 on both sides of the branch pipe 10 to rise and fall continuously vertically, and evenly wash the inside of the MBR membrane body 3. The operation is simple and efficient, and self-cleaning is achieved without manual disassembly and cleaning.
[0023] Further, such as Figure 2 and Figure 3 As shown, the following preferred technical solutions are provided:
[0024] A guide rod 6 is provided on one side of the screw rod 5, the bottom end of the screw rod 5 is rotatably connected to the inside of the support plate 4 through a bearing, and the upper end passes through the support plate 4 and is fixedly connected to the output end of the motor 7, the motor 7 is fixedly installed on the upper end of the support plate 4, both ends of the guide rod 6 are fixedly connected to the support plate 4, one side of the lifting plate 8 is threadedly connected to the screw rod 5, and the other side is slidably connected to the guide rod 6. The purpose of this design is that the motor 7 drives the screw rod 5 to rotate, and drives the water distribution pipe 9 to rise and fall vertically through the lifting plate 8.
[0025] Further, such as Figure 1 and Figure 2 As shown, the following preferred technical solutions are provided:
[0026] A sewage treatment tank 1 is arranged outside the MBR membrane body 3, and a first water pump 13 is fixedly installed at the upper end of the sewage treatment tank 1. The water outlet end of the first water pump 13 is fixedly connected with a hose 12, and the water outlet end of the hose 12 extends to the inside of the sewage treatment tank 1 and is fixedly connected with the water inlet end of the water distribution pipe 9. The water inlet end of the first water pump 13 is fixedly connected with a first water inlet pipe 14, and the water inlet end of the first water inlet pipe 14 is connected with external cleaning liquid. The purpose of such design is to transport the cleaning liquid to the water distribution pipe 9 through the hose 12 by the first water pump 13.
[0027] Further, such as Figure 2 As shown, the following preferred technical solutions are provided:
[0028] A reagent barrel 2 is fixedly installed at the upper end of the sewage treatment tank 1, and the reagent barrel 2 is filled with cleaning liquid. The water inlet end of the first water inlet pipe 14 extends to the lower end of the inner side of the reagent barrel 2. The purpose of this design is to allow the cleaning liquid to flow out through the first water inlet pipe 14 and ultimately effectively clean the MBR membrane body 3.
[0029] Further, such as Figure 1 and Figure 2 As shown, the following preferred technical solutions are provided:
[0030] A second water pump 15 is also fixedly installed at the upper end of the sewage treatment tank 1. The water outlet end of the second water pump 15 is fixedly connected to a water outlet pipe 17, and the water inlet end of the second water pump 15 is fixedly connected to a second water inlet pipe 16. The water inlet end of the second water inlet pipe 16 extends downward to the interior of the sewage treatment tank 1. The purpose of this design is to discharge the cleaned sewage to the outside through the second water pump 15.
[0031] Further, such as Figure 2 and Figure 3 As shown, the following preferred technical solutions are provided:
[0032] The nozzles 11 do not interfere with each other, and the purpose of such design is to ensure the rationality of the structure.
[0033] In summary: when the MBR membrane body 3 needs to be cleaned, the first water pump 13 delivers the cleaning liquid to the water distribution pipe 9, and flows to several branch pipes 10, and sprays it through the nozzles 11 on both sides to perform high-pressure washing on the inside of the MBR membrane body 3, and washes off the attached sludge and impurities. At the same time, the motor 7 drives the screw 5 to rotate, drives the water distribution pipe 9 to rise and fall vertically through the lifting plate 8, and then drives the nozzles 11 on both sides to rise and fall vertically through the branch pipe 10, and evenly washes the inside of the MBR membrane body 3. The purpose of this design is to rotate the screw 5 to drive the nozzles 11 on both sides of the branch pipe 10 to rise and fall continuously vertically, and evenly wash the inside of the MBR membrane body 3. The operation is simple and efficient, and self-cleaning is achieved without manual disassembly and cleaning.
[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0035] 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 sewage treatment MBR membrane with self-cleaning function, comprising an MBR membrane body (3), characterized in that: The upper and lower ends of the outer side of the MBR membrane body (3) are fixedly provided with mutually symmetrical support plates (4), a screw rod (5) is arranged between the two support plates (4), a motor (7) is arranged at the upper end of the screw rod (5), a lifting plate (8) is arranged on the outer side of the screw rod (5), a water distribution pipe (9) is fixedly arranged on the side of the lifting plate (8), a plurality of evenly distributed branch pipes (10) are fixedly arranged on the outer side of the water distribution pipe (9) along the axial direction, a plurality of evenly distributed nozzles (11) are fixedly arranged on both sides of the branch pipe (10) along the axial direction, a first water pump (13) is arranged at the water inlet end of the water distribution pipe (9), and the water inlet end of the first water pump (13) is connected to an external cleaning liquid.
2. A sewage treatment MBR membrane with self-cleaning function according to claim 1, characterized in that: A guide rod (6) is provided on one side of the screw rod (5); the bottom end of the screw rod (5) is rotatably connected to the inside of the support plate (4) through a bearing, and the upper end passes through the support plate (4) and is fixedly connected to the output end of the motor (7); the motor (7) is fixedly mounted on the upper end of the support plate (4); both ends of the guide rod (6) are fixedly connected to the support plate (4); one side of the lifting plate (8) is threadedly connected to the screw rod (5) and the other side is slidably connected to the guide rod (6).
3. The sewage treatment MBR membrane with self-cleaning function according to claim 1, characterized in that: A sewage treatment tank (1) is arranged outside the MBR membrane body (3); a first water pump (13) is fixedly installed at the upper end of the sewage treatment tank (1); a hose (12) is fixedly connected to the water outlet of the first water pump (13); the water outlet of the hose (12) extends into the sewage treatment tank (1) and is fixedly connected to the water inlet of the water distribution pipe (9); the water inlet of the first water pump (13) is fixedly connected to a first water inlet pipe (14); and the water inlet of the first water inlet pipe (14) is connected to external cleaning liquid.
4. A sewage treatment MBR membrane with self-cleaning function according to claim 3, characterized in that: A medicine barrel (2) is fixedly mounted on the upper end of the sewage treatment pool (1), the medicine barrel (2) is filled with cleaning liquid, and the water inlet end of the first water inlet pipe (14) extends to the lower end of the inner side of the medicine barrel (2).
5. The sewage treatment MBR membrane with self-cleaning function according to claim 3, characterized in that: A second water pump (15) is also fixedly installed at the upper end of the sewage treatment tank (1); the water outlet end of the second water pump (15) is fixedly connected to a water outlet pipe (17); the water inlet end of the second water pump (15) is fixedly connected to a second water inlet pipe (16); the water inlet end of the second water inlet pipe (16) extends downward into the interior of the sewage treatment tank (1).
6. The sewage treatment MBR membrane with self-cleaning function according to claim 1, characterized in that: The nozzles (11) do not interfere with each other.