Novel modular sewage treatment equipment

Abstract

The utility model relates to the technical field of sewage treatment, and discloses novel modularized sewage treatment equipment which comprises a grating tank, a regulating tank, a hydrolysis acidification tank, a flow guide rapid sedimentation tank, a flow guide biological aerated filter and a sand filtration clean water tank, the grid tank, the regulating tank, the hydrolysis acidification tank, the flow guide rapid sedimentation tank, the flow guide biological aerated filter and the sand filtration clean water tank are connected with one another through connecting pipe mechanisms, and foamed plastics are fixedly connected to the outer parts of the grid tank, the regulating tank, the hydrolysis acidification tank, the flow guide rapid sedimentation tank, the flow guide biological aerated filter and the sand filtration clean water tank. Rock wool is fixedly connected to the outer part of each foamed plastic. According to the utility model, the environment temperature is controlled by using the rock wool, the foamed plastic and the heating pipe outside the pool, so that the microbial activity is improved; the modular design enables prefabrication and assembly in a factory, is convenient for on-site rapid installation and maintenance, is flexibly configured according to site conditions, and meets diversified requirements.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to novel modular sewage treatment equipment. Background Art

[0002] The background technology of sewage treatment equipment covers a variety of processes and equipment used to treat sewage from various sources, including industrial wastewater, urban sewage and agricultural discharge. These technologies usually include physical, chemical and biological treatment processes, aiming to remove pollutants in sewage, such as suspended solids, organic matter, phosphorus, etc., to meet environmental emission standards or achieve reuse; advanced sewage treatment equipment uses membrane technology, bioreactors, adsorbents and chemical agents and other high-efficiency materials to improve treatment efficiency and energy utilization, in line with the concept of sustainable development;

[0003] Wastewater treatment equipment usually includes mechanical filters, bioreactors and chemical treatment units. Mechanical filters remove large particles and suspended solids in sewage through meshes, filter media or other physical isolation methods. Bioreactors use microorganisms to convert organic matter and pollutants such as nitrogen and phosphorus into more stable and harmless substances. Its core reactors include aeration tanks, aerobic tanks or anaerobic tanks. Chemical treatment units use various chemical agents or adsorbents, such as coagulants, oxidants, etc., to further remove residual organic matter and heavy metals;

[0004] In the existing technology, sewage treatment equipment has problems in cold weather. Sewage freezing will damage the treatment equipment, such as causing pipe ruptures and pump body cracks. Low temperature inhibits microbial activity, reducing sewage treatment efficiency and quality. Sewage freezing makes chemical agents ineffective, affecting treatment effects. In addition, some equipment cannot be quickly installed and conveniently maintained, cannot be flexibly configured to meet diverse needs, and there is also an increase in costs. Therefore, a new modular sewage treatment equipment is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a new modular sewage treatment equipment, which aims to improve the problems in the prior art of sewage treatment equipment, such as sewage freezing and damage to equipment in cold weather, low temperature affecting microbial activity and chemical agent effects, and some equipment cannot be quickly installed and maintained, flexibly configured and there is an increase in costs.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a new modular sewage treatment equipment, including a grille tank, a regulating tank, a hydrolysis acidification tank, a diversion rapid sedimentation tank, a diversion aerated biological filter, and a sand filter water tank, wherein the grille tank, the regulating tank, the hydrolysis acidification tank, the diversion rapid sedimentation tank, the diversion aerated biological filter, and the sand filter water tank are adjacent to each other and connected by a connecting pipe mechanism, and the outside of the grille tank, the regulating tank, the hydrolysis acidification tank, the diversion rapid sedimentation tank, the diversion aerated biological filter, and the sand filter water tank are fixedly connected with foam plastic, and the outside of the foam plastic is fixedly connected with rock wool, and a plurality of heating pipes are fixedly connected between the foam plastic and the rock wool at equal distances;

[0007] As a further description of the above technical solution: the connecting pipe mechanism includes a first connecting pipe and a second connecting pipe, the upper right side of the grid pool, the middle right side of the regulating pool, the middle rear side of the hydrolysis acidification pool, the bottom left side of the diversion rapid sedimentation pool, and the upper left side of the diversion aerated biological filter are all fixedly connected with the first connecting pipe, the upper left side of the regulating pool, the middle left side of the hydrolysis acidification pool, the middle front side of the diversion rapid sedimentation pool, the bottom right side of the diversion aerated biological filter, and the upper right side of the sand filter are all fixedly connected with the second connecting pipe, a gasket is provided between the first connecting pipe and the second connecting pipe, and the first connecting pipe and the second connecting pipe are connected by a plurality of bolts;

[0008] As a further description of the above technical solution: the front and rear sides of the upper parts of the grille pool, the regulating pool, the diversion rapid sedimentation pool, the diversion aerated biological filter, and the sand filter water pool are all provided with chutes, and the front and rear sides of the left parts of the grille pool, the regulating pool, the diversion rapid sedimentation pool, the diversion aerated biological filter, and the sand filter water pool are equidistantly fixedly connected with two motors, the output ends of the motors are all fixedly connected with one end of a threaded rod, and the other ends of the threaded rods are rotatably connected to the inner right side of the chute, and the middle right side of the threaded rods are all provided with sliders, and one end of a tent is fixedly connected between the upper parts of the sliders, and the other end of the tent is fixedly connected to the upper right side of the grille pool, the regulating pool, the diversion rapid sedimentation pool, the diversion aerated biological filter, and the sand filter water pool;

[0009] As a further description of the above technical solution: a sewage pipe is fixedly connected to the upper left side of the grille pool, two fixed rods are equidistantly fixedly connected to the inner bottom side of the grille pool, a filter box is arranged on the upper part of the fixed rod, and the left end of the sewage pipe is arranged on the upper middle side of the filter box;

[0010] As a further description of the above technical solution: a first inclined block is fixedly connected to the left side of the regulating tank, a first drain pipe is arranged on the right side of the front part of the regulating tank, the lower end of the first drain pipe is arranged on the bottom side of the regulating tank, a second inclined block is fixedly connected to the left side of the hydrolysis acidification tank, a first mud discharge pipe is fixedly connected to the bottom side of the hydrolysis acidification tank, and an exhaust pipe is fixedly connected to the right side of the upper part of the hydrolysis acidification tank;

[0011] As a further description of the above technical solution: a funnel is fixedly connected to the inner bottom side of the diversion rapid sedimentation tank, a second mud discharge pipe is fixedly connected to the bottom middle side of the funnel, the lower end of the second mud discharge pipe passes through the diversion rapid sedimentation tank, a fixed plate is fixedly connected to the upper middle side of the diversion rapid sedimentation tank, a cylinder is fixedly connected to the lower middle side of the fixed plate, one end of the first water inlet pipe is fixedly connected to the second connecting pipe of the diversion rapid sedimentation tank, and the other end of the first water inlet pipe passes through the funnel and is arranged on the inner upper side of the cylinder;

[0012] As a further description of the above technical solution: an aerator is fixedly connected to the lower rear side of the diversion aerated biological filter, a delivery pipe is fixedly connected to the output end of the aerator, a plurality of aeration pipes are fixedly connected to the lower inner side of the diversion aerated biological filter at equal intervals, the right ends of the aeration pipes are fixedly connected to the left part of the delivery pipe, a baffle is fixedly connected to the upper left side of the diversion aerated biological filter, an L-shaped plate is fixedly connected to the inner left side of the diversion aerated biological filter, and the L-shaped plate is arranged on the lower side of the connection of the first connecting pipe of the diversion aerated biological filter;

[0013] As a further description of the above technical solution: gravel is arranged on the inner middle side of the sand filter water tank, sand is arranged on the lower side of the gravel, fine sand is arranged on the lower side of the sand, and a water outlet pipe is fixedly connected to the lower left side of the sand filter water tank.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, rock wool capable of withstanding high temperature and organic solvent erosion is arranged on the outer surface of each pool body through the cooperation of heating pipes and other structures, foam plastic with high thermal insulation performance and structural strength is arranged outside the rock wool, and a number of heating pipes are arranged between the rock wool and the foam plastic, so as to control the ambient temperature in the pool and prevent freezing, thereby solving the problem that low temperature inhibits microbial activity, reduces sewage treatment efficiency and quality, and causes chemical agents to become ineffective.

[0016] 2. In the utility model, through the cooperation of structures such as connecting pipe mechanisms, the grid pool, regulating pool, hydrolysis acidification pool, diversion rapid sedimentation pool, diversion aerated biological filter pool, and sand filtration pool are interconnected by connecting pipe mechanisms. Each pool is independent and constitutes a modular design. It can be prefabricated and assembled in the factory and can be quickly installed after being transported to the site. During maintenance, the faulty modules can be disassembled and replaced separately to reduce downtime. Moreover, different modules can be flexibly combined and configured according to site conditions to meet diverse needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the new modular sewage treatment equipment proposed by the utility model;

[0018] Figure 2 This is a rear view of the new modular sewage treatment equipment proposed by the utility model;

[0019] Figure 3 This is a bottom view of the novel modular sewage treatment equipment proposed by the utility model;

[0020] Figure 4 It is a front sectional view of the novel modular sewage treatment equipment proposed by the utility model;

[0021] Figure 5 This is a rear cross-sectional view of the novel modular sewage treatment equipment proposed by the utility model;

[0022] Figure 6 for Figure 1 The enlarged view of point A in the middle;

[0023] Figure 7 for Figure 4 Enlarged view of point B in the middle.

[0024] Legend:

[0025] 1. Grid pool; 2. Regulating pool; 3. Hydrolysis acidification pool; 4. Diversion rapid sedimentation pool; 5. Diversion aerated biological filter; 6. Sand filter pool; 7. Motor; 8. Tent; 9. Threaded rod; 10. Sliding block; 11. Sewage pipe; 12. Fixed rod; 13. Filter box; 14. First drainage pipe; 15. Exhaust pipe; 16. First mud discharge pipe; 17. Funnel; 18. Fixed plate; 19. First water inlet pipe; 20. Aeration pipe; 21. Baffle ; 22. Aerator; 23. Second mud discharge pipe; 24. First inclined block; 25. Second inclined block; 26. Cylinder; 27. L-shaped plate; 28. Gravel; 29. ​​Sand; 30. Fine sand; 31. Outlet pipe; 32. Connecting pipe mechanism; 3201. First connecting pipe; 3202. Gasket; 3203. Second connecting pipe; 3204. Bolt; 33. Heating pipe; 34. Rock wool; 35. Foam plastic; 36. Delivery pipe; 37. Chute. DETAILED DESCRIPTION

[0026] 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.

[0027] Reference Figure 1-Figure 7The utility model provides an embodiment: a novel modular sewage treatment equipment, including a grille pool 1, a regulating pool 2, a hydrolysis acidification pool 3, a diversion rapid sedimentation pool 4, a diversion aerated biological filter pool 5, and a sand filter pool 6. The grille pool 1, the regulating pool 2, the hydrolysis acidification pool 3, the diversion rapid sedimentation pool 4, the diversion aerated biological filter pool 5, and the sand filter pool 6 are adjacent to each other through a connecting pipe mechanism 32. The grille pool 1, the regulating pool 2, the hydrolysis acidification pool 3, the diversion rapid sedimentation pool 4, the diversion aerated biological filter pool 5, and the sand filter pool 6 are fixedly connected to the outside with foam plastic 35, and the outside of the foam plastic 35 is fixedly connected with rock wool 34. A plurality of heating pipes 33 are fixedly connected between the foam plastic 35 and the rock wool 34 at equal distances. The connecting pipe mechanism 32 It includes a first connecting pipe 3201 and a second connecting pipe 3203. The upper right side of the grille pool 1, the middle right side of the regulating pool 2, the middle rear side of the hydrolysis acidification pool 3, the bottom left side of the diversion rapid sedimentation pool 4, and the upper left side of the diversion aerated biological filter 5 are all fixedly connected with the first connecting pipe 3201. The upper left side of the regulating pool 2, the middle left side of the hydrolysis acidification pool 3, the middle front side of the diversion rapid sedimentation pool 4, the bottom right side of the diversion aerated biological filter 5, and the upper right side of the sand filtration pool 6 are all fixedly connected with the second connecting pipe 3203. A gasket 3202 is provided between the first connecting pipe 3201 and the second connecting pipe 3203. The first connecting pipe 3201 and the second connecting pipe 3203 are connected by a plurality of bolts 3204. The grille pool 1, The front and rear sides of the upper parts of the regulating tank 2, the diversion rapid sedimentation tank 4, the diversion aerated biological filter 5, and the sand filter tank 6 are all provided with chutes 37. The front and rear sides of the left parts of the grille tank 1, the regulating tank 2, the diversion rapid sedimentation tank 4, the diversion aerated biological filter 5, and the sand filter tank 6 are equidistantly fixedly connected with two motors 7. The output ends of the motors 7 are all fixedly connected with one end of a threaded rod 9, and the other ends of the threaded rods 9 are rotatably connected to the inner right side of the chute 37. Slide blocks 10 are provided on the right side of the middle of the threaded rods 9. One end of a tent 8 is fixedly connected between the upper parts of the slide blocks 10. The other ends of the tents 8 are fixedly connected to the upper right sides of the grille tank 1, the regulating tank 2, the diversion rapid sedimentation tank 4, the diversion aerated biological filter 5, and the sand filter tank 6. The upper left side of the grille tank 1 is fixedly connected to the upper right side of the grille tank 1. A sewage pipe 11 is fixedly connected, two fixed rods 12 are equidistantly fixedly connected to the inner bottom side of the grille pool 1, a filter box 13 is arranged on the upper part of the fixed rod 12, the left end of the sewage pipe 11 is arranged on the upper middle side of the filter box 13, a first inclined block 24 is fixedly connected to the inner left side of the regulating tank 2, a first drain pipe 14 is arranged on the front right side of the regulating tank 2, the lower end of the first drain pipe 14 is arranged on the inner bottom side of the regulating tank 2, a second inclined block 25 is fixedly connected to the inner left side of the hydrolysis acidification tank 3, a first mud discharge pipe 16 is fixedly connected to the inner bottom side of the hydrolysis acidification tank 3, an exhaust pipe 15 is fixedly connected to the upper right side of the hydrolysis acidification tank 3, a funnel 17 is fixedly connected to the inner bottom side of the diversion rapid sedimentation tank 4, and a second mud discharge pipe 23 is fixedly connected to the bottom middle side of the funnel 17,The lower end of the second mud discharge pipe 23 passes through the diversion rapid sedimentation tank 4, the upper middle side of the diversion rapid sedimentation tank 4 is fixedly connected with a fixed plate 18, the lower middle side of the fixed plate 18 is fixedly connected with a cylinder 26, the second connecting pipe 3203 of the diversion rapid sedimentation tank 4 is fixedly connected with one end of the first water inlet pipe 19, the other end of the first water inlet pipe 19 passes through the funnel 17 and is arranged on the upper side of the inside of the cylinder 26, the rear lower side of the diversion aerated biological filter 5 is fixedly connected with an aerator 22, the output end of the aerator 22 is fixedly connected with a conveying pipe 36, the lower side of the inside of the diversion aerated biological filter 5, etc. A plurality of aeration pipes 20 are fixedly connected to the left side of the conveying pipe 36, and the right ends of the aeration pipes 20 are fixedly connected to the left side of the conveying pipe 36. A baffle 21 is fixedly connected to the upper left side of the diversion aeration biological filter 5, and an L-shaped plate 27 is fixedly connected to the left side of the inside of the diversion aeration biological filter 5. The L-shaped plate 27 is arranged at the lower side of the connection of the first connecting pipe 3201 of the diversion aeration biological filter 5. Gravel 28 is arranged at the middle side of the sand filter 6, and sand 29 is arranged at the lower side of the gravel 28. Fine sand 30 is arranged at the lower side of the sand 29. A water outlet pipe 31 is fixedly connected to the lower left side of the sand filter 6.

[0028] Through the cooperation of the connecting pipe mechanism 32 and other structures, the grid pool 1, the regulating pool 2, the hydrolysis acidification pool 3, the diversion rapid sedimentation pool 4, the diversion aerated biological filter 5, and the sand filter pool 6 are closely connected to each other by the connecting pipe mechanism. Each pool is independent and can be prefabricated and assembled in advance in the factory. When it is transported to the site, it can be quickly installed, which greatly shortens the project cycle. Secondly, in terms of maintenance, when a module fails, it can be disassembled and replaced separately, which effectively reduces the downtime and minimizes the impact of equipment maintenance on production. Not only that, it can also flexibly combine and configure different modules according to specific site conditions. For places with small processing volume, a small number of small-scale modules can be accurately selected to achieve rational use of resources; for places with large processing volume, the number of modules can be increased or modules with greater processing capacity can be selected, which fully meets the diverse needs. In addition, in order to further optimize the sewage treatment effect, rock wool 34 that can withstand high temperature and organic solvent erosion is also set on the outer surface of each pool body. On the outside of the rock wool 34, a foam plastic 35 with high thermal insulation performance and structural strength is cleverly arranged; at the same time, a number of heating pipes 33 are arranged between the rock wool 34 and the foam plastic 35; it can effectively control the ambient temperature in the pool and prevent the occurrence of freezing; thus successfully solving the problem of low temperature inhibiting microbial activity, reducing sewage treatment efficiency and quality, and chemical agent failure, and significantly improving the overall level of sewage treatment.

[0029] Working principle: Through the cooperation of the connecting pipe mechanism 32 and other structures, the grid pool 1, the regulating pool 2, the hydrolysis acidification pool 3, the diversion rapid sedimentation pool 4, the diversion aerated biological filter 5, and the sand filter pool 6 are closely connected to each other by the connecting pipe mechanism. Each pool is independent and can be prefabricated and assembled in advance in the factory. When transported to the site, it can be quickly installed, which greatly shortens the project cycle; secondly, in terms of maintenance, when a module fails, it can be disassembled and replaced separately, effectively reducing the downtime and minimizing the impact of equipment maintenance on production. Not only that, it can also flexibly combine and configure different modules according to specific site conditions. For places with small processing volume, a small number of small-scale modules can be accurately selected to achieve rational use of resources; for places with large processing volume, the number of modules can be increased or modules with greater processing capacity can be selected, which fully meets the diverse needs. In addition, in order to further optimize the sewage treatment effect, rock wool 34 that can withstand high temperature and organic solvent erosion is also set on the outer surface of each pool body. On the outside of the rock wool 34, a foam plastic 35 with high thermal insulation performance and structural strength is provided; at the same time, a number of heating pipes 33 are arranged between the rock wool 34 and the foam plastic 35; the ambient temperature in the pool can be effectively controlled to prevent the occurrence of freezing; thus successfully solving the problem of low temperature inhibiting microbial activity, reducing sewage treatment efficiency and quality, and chemical agent failure, and significantly improving the overall level of sewage treatment.

[0030] 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 novel modular sewage treatment equipment, comprising a grid tank (1), a regulating tank (2), a hydrolysis acidification tank (3), a diversion rapid sedimentation tank (4), a diversion aerated biological filter tank (5), and a sand filtration tank (6), characterized in that: The grid pool (1), regulating pool (2), hydrolysis acidification pool (3), diversion rapid sedimentation pool (4), diversion aerated biological filter (5), and sand filtration pool (6) are connected to each other through a connecting pipe mechanism (32); the outsides of the grid pool (1), regulating pool (2), hydrolysis acidification pool (3), diversion rapid sedimentation pool (4), diversion aerated biological filter (5), and sand filtration pool (6) are fixedly connected with foam plastic (35); the outsides of the foam plastic (35) are fixedly connected with rock wool (34); and a plurality of heating pipes (33) are fixedly connected between the foam plastic (35) and the rock wool (34) at equal distances.

2. The novel modular sewage treatment equipment according to claim 1 is characterized in that: The connecting pipe mechanism (32) comprises a first connecting pipe (3201) and a second connecting pipe (3203). The upper right side of the grid pool (1), the middle right side of the regulating pool (2), the middle rear side of the hydrolysis acidification pool (3), the bottom left side of the diversion rapid sedimentation pool (4), and the upper left side of the diversion aerated biological filter (5) are all fixedly connected with the first connecting pipe (3201). The upper left side of the regulating pool (2), the middle left side of the hydrolysis acidification pool (3) and the lower left side of the diversion rapid sedimentation pool (4) are all fixedly connected with the first connecting pipe (3201). A second connecting pipe (3203) is fixedly connected between the side, the middle side of the front of the diversion rapid sedimentation tank (4), the bottom side of the right part of the diversion aerated biological filter (5), and the upper side of the right part of the sand filter clear water tank (6), a gasket (3202) is provided between the first connecting pipe (3201) and the second connecting pipe (3203), and the first connecting pipe (3201) and the second connecting pipe (3203) are connected by a plurality of bolts (3204).

3. The novel modular sewage treatment equipment according to claim 1 is characterized in that: The front and rear sides of the upper parts of the grille pool (1), the regulating pool (2), the diversion rapid sedimentation pool (4), the diversion aerated biological filter (5), and the sand filter pool (6) are all provided with chutes (37); the front and rear sides of the left parts of the grille pool (1), the regulating pool (2), the diversion rapid sedimentation pool (4), the diversion aerated biological filter (5), and the sand filter pool (6) are equidistantly fixedly connected with two motors (7); the output ends of the motors (7) are all fixedly connected with one end of a threaded rod (9); the other end of the threaded rod (9) is rotatably connected to the right side of the inner part of the chute (37); a slider (10) is provided on the right side of the middle part of the threaded rod (9); one end of a tent (8) is fixedly connected between the upper parts of the sliders (10); the other end of the tent (8) is fixedly connected to the right side of the upper part of the grille pool (1), the regulating pool (2), the diversion rapid sedimentation pool (4), the diversion aerated biological filter (5), and the sand filter pool (6).

4. The novel modular sewage treatment equipment according to claim 1 is characterized in that: A sewage pipe (11) is fixedly connected to the upper left side of the grille pool (1), two fixed rods (12) are fixedly connected to the inner bottom side of the grille pool (1) at equal intervals, a filter box (13) is arranged on the upper part of the fixed rods (12), and the left end of the sewage pipe (11) is arranged on the upper middle side of the filter box (13).

5. The novel modular sewage treatment equipment according to claim 1 is characterized by: A first inclined block (24) is fixedly connected to the left side of the regulating tank (2), a first drain pipe (14) is arranged on the right side of the front of the regulating tank (2), the lower end of the first drain pipe (14) is arranged on the bottom side of the regulating tank (2), a second inclined block (25) is fixedly connected to the left side of the hydrolysis and acidification tank (3), a first mud discharge pipe (16) is fixedly connected to the bottom side of the hydrolysis and acidification tank (3), and an exhaust pipe (15) is fixedly connected to the right side of the upper part of the hydrolysis and acidification tank (3).

6. The novel modular sewage treatment equipment according to claim 1 is characterized by: A funnel (17) is fixedly connected to the inner bottom side of the diversion rapid sedimentation tank (4); a second mud discharge pipe (23) is fixedly connected to the middle side of the bottom of the funnel (17); the lower end of the second mud discharge pipe (23) passes through the diversion rapid sedimentation tank (4); a fixed plate (18) is fixedly connected to the upper middle side of the diversion rapid sedimentation tank (4); a cylinder (26) is fixedly connected to the lower middle side of the fixed plate (18); one end of a first water inlet pipe (19) is fixedly connected to the second connecting pipe (3203) of the diversion rapid sedimentation tank (4); the other end of the first water inlet pipe (19) passes through the funnel (17) and is arranged on the inner upper side of the cylinder (26).

7. The novel modular sewage treatment equipment according to claim 1 is characterized by: An aerator (22) is fixedly connected to the lower rear side of the diversion aerated biological filter (5), and a delivery pipe (36) is fixedly connected to the output end of the aerator (22). A plurality of aeration pipes (20) are fixedly connected to the lower inner side of the diversion aerated biological filter (5) at equal intervals, and the right ends of the aeration pipes (20) are fixedly connected to the left side of the delivery pipe (36). A baffle (21) is fixedly connected to the upper left side of the diversion aerated biological filter (5), and an L-shaped plate (27) is fixedly connected to the inner left side of the diversion aerated biological filter (5), and the L-shaped plate (27) is arranged on the lower side of the connection of the first connecting pipe (3201) of the diversion aerated biological filter (5).

8. The novel modular sewage treatment equipment according to claim 1 is characterized by: Gravel (28) is arranged in the middle of the sand filter water tank (6), sand (29) is arranged below the gravel (28), fine sand (30) is arranged below the sand (29), and a water outlet pipe (31) is fixedly connected to the lower left side of the sand filter water tank (6).

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