CN212198945U

CN212198945U - Biomembrane process circulation type sewage treatment integrated equipment

Info

Publication number: CN212198945U
Application number: CN202020659312.4U
Authority: CN
Inventors: 李小翠; 李国情; 梁铭潮; 杨丽苗
Original assignee: Foshan Obi Environmental Protection Co ltd
Current assignee: Foshan Obi Environmental Protection Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-22
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a biomembrane process circulation type sewage treatment integration equipment, the cuboid of container form of equipment for including seven compartments, be equipped with the anaerobism pond in proper order according to rivers in the equipment, oxygen deficiency pond one, oxygen deficiency pond two, good oxygen pond, the inlet opening, collect basin and clean water basin, establish the aeration dish in good oxygen pond, the PVC trachea is established to all intercommunication between the aeration dish, department establishes in the middle of good oxygen pond is in good oxygen pond is managed the sedimentation tank in unison, establish the inlet opening below managing the sedimentation tank in unison, establish the MBBR filler in good oxygen pond, manage in unison in the middle of managing the sedimentation tank, manage in unison the sedimentation tank lower extreme and establish in unison the pipe lower part, it is equipped with U type sawtooth overflow weir to encircle tub sedimentation tank upper portion medial surface in unison, be equipped with clean water basin and equipment room on the opposite side of good oxygen pond, it is equipped with the collection to manage in unison between sedimentation tank. The utility model has the advantages that: has the advantages of simple structure, wide application condition range in the process, investment saving and the like.

Description

Biomembrane process circulation type sewage treatment integrated equipment

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a biomembrane method circulation type sewage treatment integrated device.

Background

Since the 21 st century, with the more prominent environmental problems, especially the more severe water environment, the national attention on water resource protection has correspondingly come up with many sewage discharge standards. The development of sewage treatment processes and treatment equipment is promoted by the development of the standards. At present, in the field of distributed domestic sewage treatment, the treatment process of an activated sludge method in an urban sewage plant has inadaptability, and the water treatment cannot be carried out aiming at the problem of large fluctuation of small and distributed water quality and water quantity. At the moment, the advantages of the biofilm method are strong in impact load resistance, and the biofilm method is suitable for the process treatment of the distributed domestic sewage with small water quantity and large water quality and water quantity fluctuation, and the problem of large economic investment is well solved due to the appearance of integrated equipment.

SUMMERY OF THE UTILITY MODEL

The utility model provides a biomembrane process circulation type sewage treatment integrated equipment which has simple structure, wide application condition range in the process and low investment.

In order to solve the technical problem, the utility model provides a technical scheme does: a biomembrane process circulation type sewage treatment integrated device is a cuboid in a container form containing seven compartments, the device contains a plurality of compartments, the first compartment is an anaerobic tank, a long side face of the compartment of the anaerobic tank is provided with a first anoxic tank, the first anoxic tank and the anaerobic tank are in parallel, the other long side face of the first anoxic tank is provided with a second anoxic tank, the second anoxic tank and the first anoxic tank are in parallel, a common face formed by short side faces of the first anoxic tank, the first anoxic tank and the second anoxic tank is provided with an aerobic tank, aeration discs with uniform intervals are arranged in the aerobic tank, a plurality of PVC air pipes are communicated between every two aeration discs, a tube-assisting sedimentation tank is embedded in the middle of the interior of the aerobic tank, a water inlet hole is arranged at one end of the lower part of the tube-assisting sedimentation tank, and a fine net is arranged in the water inlet, the aerobic tank is internally provided with MBBR filler in a floating manner, the middle side of the auxiliary sedimentation tank is provided with auxiliary pipes, the lower end of the auxiliary sedimentation tank is provided with a funnel-shaped auxiliary pipe lower part which surrounds the auxiliary sedimentation tank, the inner side of the upper part of the auxiliary sedimentation tank is provided with a U-shaped sawtooth overflow weir, the other side of the aerobic tank is provided with a clean water tank and equipment rooms, and the auxiliary sedimentation tank is communicated with the clean water tank and positioned above the U-shaped sawtooth overflow weir to form a collecting water tank.

As an improvement, the distance between the auxiliary pipes and the bottom of the auxiliary pipe sedimentation tank is 1 meter, and the distance between the auxiliary pipes and the water surface is 0.5 meter.

As an improvement, elastic fillers are hung in the anaerobic tank, the first anoxic tank and the second anoxic tank, and the filling rates are respectively 50%, 70% and 70%.

As an improvement, the anaerobic tank is communicated with an opening at the bottom of the first anoxic tank, the first anoxic tank is communicated with the second anoxic tank in an up-in and down-out mode through a guide pipe, and the second anoxic tank is communicated with the aerobic tank through an opening at the upper part.

As an improvement, the aerobic tank is in a shape of a circular rectangular parallelepiped with an inner fillet, and a small subsurface flow type impeller is arranged in the aerobic tank.

As an improvement, the aeration disks are arranged in two rows on two sides of the long side of the aerobic tank, and one row is arranged on two sides of the short side.

As an improvement, the tandem sedimentation tank is in a shape of a round-corner cuboid.

As an improvement, the aerobic tank is communicated with the auxiliary pipe sedimentation tank through a water inlet hole.

Compared with the prior art, the utility model the advantage lie in:

1. the volume ratio of the whole integrated equipment in the biochemical section anaerobic tank, the anoxic tank and the aerobic tank is 1: 2: 3, the proportion of the anoxic tank is increased, and the denitrification effect is further improved.

2. Elastic fillers are hung in the anaerobic tank and the first and second anoxic tanks, and strains such as denitrification and the like provide attachment carriers, so that the denitrification treatment effect is improved.

3. The aerobic tank is designed into a ring shape, so that the sewage can be fully aerated and oxygenated, the nitrification effect is improved, and COD is removed.

4. The aerobic pool with annular design is internally provided with a small submersible water impeller, so that MBBR (moving bed biofilm reactor) packing can be fully mixed with water, the water and the materials are integrated, and the biochemical effect is improved.

5. The embedded type auxiliary pipe sedimentation tank can save the space of equipment and meet the requirement of hydraulic retention time, and the sedimentation effect is improved through auxiliary pipes.

6. The U-shaped sawtooth overflow weir can better collect the effluent of the co-tube sedimentation tank and prevent the floating sludge from flowing out, thereby reducing the concentration of SS.

7. The whole integrated equipment not only has the effects of denitrification and dephosphorization, but also is reasonably utilized in space, so that the biochemical reaction time is maximized.

Drawings

FIG. 1 is a schematic structural diagram of the integrated sewage treatment apparatus by biomembrane process circulation.

FIG. 2 is a schematic view of the A-A cross-sectional structure of the integrated device for treating sewage by biomembrane process circulation.

FIG. 3 is a schematic view of a sectional structure B-B of the integrated sewage treatment apparatus of the present invention.

As shown in the figure: 1. an anaerobic tank; 2. a first anoxic tank; 3. a second anoxic pond; 4. an aerobic tank; 5. an aeration disc; 6. a PVC air pipe; 7. a small subsurface flow impeller; 8. a water inlet hole; 9. assisting in management; 10. the lower part of the assistant pipe; 11. a U-shaped sawtooth overflow weir; 12. a water collecting tank; 13. a clean water tank; 14. a device room; 15. an elastic filler; 16. MBBR filler; 17. and (4) a sedimentation tank is managed together.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached

drawings

1, 2 and 3, the integrated equipment for treating sewage by a biomembrane process circulation type is a cuboid in a container form containing seven compartments, a first compartment of the equipment is a small cuboid anaerobic tank 1, a first second compartment anoxic tank 2 is in the same size with the first compartment anaerobic tank 1 and is in parallel, and a third compartment is also in the same size with a second anoxic tank 3 and a first second compartment anoxic tank 2. The fourth compartment is an inner round corner cuboid-shaped aerobic tank 4, and the short side is separated from the connecting steel plate of the first anoxic tank 2 and the second anoxic tank 3 of the anaerobic tank 1. Aeration discs 5 with uniform intervals are arranged in the aerobic tank 4, two rows of aeration discs 5 are arranged on the two long sides of each aeration disc 5, one row of aeration discs 5 are arranged on the two short sides of each aeration disc 5, and the aeration discs 5 are connected by PVC air pipes 6. The auxiliary pipe sedimentation tank 17 is embedded in the aerobic tank 4 and is in a round-corner cuboid shape. The water inlet hole 8 of the auxiliary pipe sedimentation tank 17 is used for separating the sewage of the aerobic tank by a fine net, so that MBBR filler 16 is prevented from entering the auxiliary pipe sedimentation tank 17, the auxiliary pipe 9 is arranged at the position of the auxiliary pipe sedimentation tank 17, which is 1 meter away from the bottom, and 0.5 meter away from the water surface, and the lower part 10 of the auxiliary pipe is funnel-shaped and used for depositing sludge. The effluent is arranged into a U-shaped sawtooth overflow weir 11 of a ring-shaped joint pipe sedimentation tank 17, then the effluent of a water collecting tank 12 flows to a clean water tank 13, and an equipment room 14 is arranged beside the clean water tank 13.

The integrated equipment comprises seven compartments, wherein the anaerobic tank 1 and the first anoxic tank 2 and the second anoxic tank 3 have the same size and are arranged in parallel in the same direction.

Elastic fillers 15 are hung in the anaerobic tank 1, the first anoxic tank 2 and the second anoxic tank 3 of the integrated equipment, and the filling rates are respectively 50%, 70% and 70%.

The integrated device anaerobic tank 1 is communicated with the anoxic tank I2 through an opening at the bottom, the anoxic tank I2 is communicated with the anoxic tank II 3 through a guide pipe in an up-in and down-out mode, and the anoxic tank II 3 is communicated with the aerobic tank 4 through an opening at the upper part and flows through water automatically.

The aerobic tank 4 of the integrated equipment is in a shape of an internal fillet cuboid ring, and a small subsurface flow type impeller 7 is arranged in the aerobic tank 4 to push sewage circulation and put MBBR fillers 16.

The aerobic tank 4 of the integrated equipment is internally provided with the aeration discs 5 at equal intervals, two rows are arranged at the two long sides and one row is arranged at the two short sides of the aerobic tank 4, and the aeration discs 5 are connected through PVC air pipes 6.

The integrated equipment coordinated pipe sedimentation tank 17 is in a round-angle cuboid shape and is embedded in the aerobic tank 4.

The aerobic tank 4 of the integrated equipment is communicated with the auxiliary pipe sedimentation tank 17, the bottom of the aerobic tank is provided with holes, and the holes are separated by a fine net.

The auxiliary pipe 9 in the integrated equipment auxiliary pipe sedimentation tank 17 is arranged on a position 1 m away from the bottom, the water surface is 0.5 m away from the water surface, and a funnel shape is arranged below the bottom 1 m.

The water outlet mode of the integrated equipment and the upper part of the settling tank 17 is set to be a U-shaped sawtooth overflow weir 11, and then the water is collected to a water outlet groove 12 and automatically flows to a clean water tank 13.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The biomembrane process circulation type sewage treatment integrated equipment is characterized in that the equipment is a cuboid in a container form containing seven compartments, the equipment contains a plurality of compartments, the first compartment is an anaerobic tank (1), a first anoxic tank (2) is arranged on one long side surface of the anaerobic tank (1), the first anoxic tank (2) is consistent with the size of the anaerobic tank (1) and is parallel to the same side surface, a second anoxic tank (3) is arranged on the other long side surface of the first anoxic tank (2), the second anoxic tank (3) is consistent with the size of the first anoxic tank (2) and is parallel to the same side surface, an aerobic tank (4) is arranged on a common surface formed by short side surfaces of the anaerobic tank (1), the first anoxic tank (2) and the second anoxic tank (3), aeration discs (5) with uniform intervals are arranged in the aerobic tank (4), and a plurality of PVC air pipes (6) are communicated between every two aeration discs (5), the aerobic tank (4) is internally provided with a joint pipe sedimentation tank (17) in the middle in an inlaid manner, one end of the lower part of the joint pipe sedimentation tank (17) is provided with a water inlet hole (8), a fine net is arranged in the water inlet hole (8), MBBR filler (16) is arranged in the aerobic tank (4) in a floating manner, a joint pipe (9) is arranged on the middle side surface of the joint pipe sedimentation tank (17), a funnel-shaped joint pipe lower part (10) is arranged at the lower end of the joint pipe sedimentation tank (17) in a surrounding manner, a U-shaped sawtooth overflow weir (11) is arranged on the inner side surface of the upper part of the joint pipe sedimentation tank (17), a clean water tank (13) and an equipment room (14) are arranged on the other side surface of the aerobic tank (4), the joint pipe sedimentation tank (17) and the clean water tank (13) are arranged between the clean water tanks and are positioned.

2. The integrated equipment for the circulating type sewage treatment by the biofilm method according to claim 1, which is characterized in that: the distance between the assistant pipe (9) and the bottom of the assistant pipe sedimentation tank (17) is 1 meter, and the distance between the assistant pipe and the water surface is 0.5 meter.

3. The integrated equipment for the circulating type sewage treatment by the biofilm method according to claim 1, which is characterized in that: elastic fillers (15) are hung in the anaerobic tank (1), the anoxic tank I (2) and the anoxic tank II (3), and the filling rates are respectively 50%, 70% and 70%.

4. The integrated equipment for the circulating type sewage treatment by the biofilm method according to claim 1, which is characterized in that: the anaerobic tank (1) is communicated with the bottom opening of the first anoxic tank (2), the first anoxic tank (2) is communicated with the second anoxic tank (3) in a feeding-in and discharging-out mode through a guide pipe, and the second anoxic tank (3) is communicated with the aerobic tank (4) through the upper opening.

5. The integrated equipment for the circulating type sewage treatment by the biofilm method according to claim 1, which is characterized in that: the aerobic tank (4) is in a shape of a rectangular parallelepiped ring with an inner circular angle, and a small-sized subsurface flow type impeller (7) is arranged in the aerobic tank (4).

6. The integrated equipment for the circulating type sewage treatment by the biofilm method according to claim 1, which is characterized in that: the aeration discs (5) are arranged in two rows on two sides of the long side of the aerobic tank (4), and one row is arranged on two sides of the short side.

7. The integrated equipment for the circulating type sewage treatment by the biofilm method according to claim 1, which is characterized in that: the tandem sedimentation tank (17) is in a shape of a round-angle cuboid.

8. The integrated equipment for the circulating type sewage treatment by the biofilm method according to claim 1, which is characterized in that: the aerobic tank (4) is communicated with the auxiliary pipe sedimentation tank (17) through a water inlet hole (8).