CN212640235U

CN212640235U - Novel biomembrane sewage treatment equipment with membrane separation equipment

Info

Publication number: CN212640235U
Application number: CN202021488788.2U
Authority: CN
Inventors: 陈茂荣; 韦洪忠; 孙亚伟; 陈勇; 云双
Original assignee: State Power Investment Corp Yuanda Environmental Protection Equipment Manufacturing Co ltd
Current assignee: State Power Investment Corp Yuanda Environmental Protection Equipment Manufacturing Co ltd
Priority date: 2020-07-25
Filing date: 2020-07-25
Publication date: 2021-03-02
Anticipated expiration: 2030-07-25

Abstract

The utility model belongs to the technical field of sewage treatment device, a take novel biomembrane sewage treatment device of membrane separation equipment is related to particularly. The device comprises an adjusting tank, wherein an adjusting tank pumping system is arranged in the adjusting tank; the anaerobic tank is adjacent to the regulating tank, is connected with the regulating tank through the regulating tank water pumping system, and is internally provided with a reflux system; the aerobic tank is adjacent to the anaerobic tank and is connected with the anaerobic tank through the reflux system, membrane separation equipment is arranged in the aerobic tank, and an aeration system is also arranged in the aerobic tank; the disinfection tank is adjacent to the aerobic tank, and a disinfection system is arranged in the disinfection tank; and the control system is used for controlling the regulating reservoir pumping system, the backflow system, the membrane separation equipment, the aeration system and the disinfection system.

Description

Novel biomembrane sewage treatment equipment with membrane separation equipment

Technical Field

The utility model belongs to the technical field of sewage treatment device, a take novel biomembrane sewage treatment device of membrane separation equipment is related to particularly.

Background

AO technology (anaerobic, aerobic) is widely applied to sewage treatment equipment, A is an anaerobic section for nitrogen and phosphorus removal; o is an aerobic section used for treating organic matters in water. The AO process has the following problems: firstly, the AO method is greatly influenced by the quality and quantity of inlet water, and various indexes of the quality of outlet water fluctuate greatly; secondly, the decomposition capability for hardly degradable substances is poor; thirdly, the sludge concentration is not high, the required retention time is long, and the equipment volume is large; fourth, the AO process does not remove harmful microorganisms in water, such as: escherichia coli and the like.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art and providing a novel biomembrane sewage treatment device with a membrane separation device.

In order to achieve the aim, the utility model provides a novel biomembrane sewage treatment device with membrane separation equipment, which comprises an adjusting tank, wherein an adjusting tank pumping system is arranged in the adjusting tank;

the anaerobic tank is adjacent to the regulating tank, is connected with the regulating tank through the regulating tank water pumping system, and is internally provided with a reflux system;

the aerobic tank is adjacent to the anaerobic tank and is connected with the anaerobic tank through the reflux system, membrane separation equipment is arranged in the aerobic tank, and an aeration system is also arranged in the aerobic tank;

the disinfection tank is adjacent to the aerobic tank, and a disinfection system is arranged in the disinfection tank;

and the control system is used for controlling the regulating reservoir pumping system, the backflow system, the membrane separation equipment, the aeration system and the disinfection system.

Further, a regulating reservoir stirring system is arranged in the regulating reservoir.

Further, an anaerobic tank stirring system is arranged in the anaerobic tank.

Further, equalizing basin pumping system is including drawing water the pipeline, the mouth that draws water of the pipeline that draws water sets up the bottom of equalizing basin, the delivery port setting of the pipeline that draws water is in the anaerobism pond.

Furthermore, the aeration system comprises an aeration pipeline connected with the air valve, and a plurality of aeration openings are arranged on the aeration pipeline.

Further, the disinfection system is a sodium hypochlorite generator.

Because above-mentioned technical scheme's application compares in prior art, the utility model discloses take membrane separation equipment's novel biomembrane sewage treatment device has following beneficial effect:

1. the membrane separation equipment is added into the aerobic tank, so that the aerobic tank has high MLSS concentration, the impact tolerance to the quality and quantity of inlet water is strong, and refractory substances can be better decomposed.

2. The membrane separation equipment is added in the aerobic tank, so that the aerobic tank has high MLSS concentration, the sludge concentration can be increased, and the retention time of sewage in the anaerobic section is shortened to be about 1/3 of the traditional AO process.

3. Can remove harmful microorganisms in water, and can filter out Escherichia coli through membrane separation equipment.

Drawings

FIG. 1 is a side view of a novel biomembrane sewage treatment device with a membrane separation device of the utility model;

FIG. 2 is a schematic diagram of the novel biomembrane sewage treatment device with the membrane separation device of the present invention.

Detailed Description

Embodiments of the present invention are further described below with reference to the accompanying drawings.

Referring to fig. 1, the novel biomembrane sewage treatment equipment with the membrane separation equipment comprises a regulating tank 2, an anaerobic tank 5, an aerobic tank 8, a disinfection tank 11 and membrane separation equipment 9.

The adjusting tank 2 is internally provided with an adjusting tank pumping system; the adjusting tank water pumping system comprises a water pumping pipeline 3, a water pumping port of the water pumping pipeline 3 is arranged at the bottom of the adjusting tank 2, a water outlet 13 of the water pumping pipeline 3 is arranged in the anaerobic tank 5, and a grating is arranged at the water outlet and used for intercepting large-particle impurities to protect MBR integrated equipment; if the kitchen waste water has a high proportion and the oil content of raw water exceeds 30mg/L, an oil separation tank is also arranged. The functions of the regulating reservoir 2 include: the buffering capacity for sewage treatment load is provided, the rapid change of the load of a treatment system is prevented, the fluctuation of the flow of sewage entering the treatment system is reduced, the feeding speed of chemicals used in sewage treatment is stable, and the capacity of feeding equipment is suitable;

the anaerobic tank 5 is adjacent to the regulating tank 2, the anaerobic tank 5 is connected with the regulating tank 2 through the regulating tank water pumping system, a backflow system 7 is arranged in the anaerobic tank 5, the backflow system comprises a water pumping air valve, a water pressure valve and a backflow pipe, one port of the backflow pipe is arranged in the anaerobic tank 5, and the other port of the backflow pipe is arranged in the aerobic tank 8;

with the good oxygen pond 8 that anaerobism pond 5 is adjacent, good oxygen pond 8 passes through return-flow system 7 with anaerobism pond 5 is connected, be provided with membrane separation equipment 9 in the good oxygen pond 8, still be provided with aeration systems in the good oxygen pond 8, aeration systems includes the aeration pipe 10 of being connected with the pneumatic valve, install a plurality of aeration openings 14 on the aeration pipe 10.

And a disinfection tank 11 adjacent to the aerobic tank 8, wherein a disinfection system 12 is arranged in the disinfection tank 11, and the disinfection system 12 is a sodium hypochlorite generator.

A control system 1 for controlling the conditioning tank pumping system, the backflow system 7, the membrane separation device 9, the aeration system and the disinfection system.

A regulating tank stirring system 4 is arranged in the regulating tank 2, an anaerobic tank stirring system 6 is arranged in the anaerobic tank 5, and the two stirring systems can be industrial stirring devices in the prior art, such as a pneumatic stirrer and the like.

During specific work, sewage enters the regulating tank 2 from the feeding hole, raw water is pretreated through the grating and the regulating tank 2 and is pumped into the anaerobic tank 5 through the regulating tank water pumping system 3 to be denitrified by denitrification, after the sewage is subjected to anaerobic treatment, the sewage is sent into the aerobic tank 8 through the backflow system 7, COD and BOD of the sewage are removed through aeration treatment, the sewage returns into the anaerobic tank 5 through the backflow device to be continuously treated, the membrane separation equipment 9 is arranged in the aerobic tank 8, the sewage is treated through the membrane separation equipment 9 and then is pumped into the disinfection tank 11 through the membrane pump to be disinfected, and the treatment of the sewage is completed after the disinfection is completed. In order to achieve the purpose of higher-quality water outlet and obtain higher capacity of coping with load impact, the scheme designs that the concentration of sludge in the operation of the membrane pool is 12000mg/L, which is far beyond the concentration of sludge in the traditional AO method. When the quality of raw water is high, the concentration of the running sludge can be improved, and the water impact resistance of the system can be effectively improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a take membrane separation equipment's novel biomembrane sewage treatment device which characterized in that, it includes:

the adjusting tank (2) is internally provided with an adjusting tank pumping system;

the anaerobic tank (5) is adjacent to the adjusting tank (2), the anaerobic tank (5) is connected with the adjusting tank (2) through the adjusting tank water pumping system, and a backflow system (7) is arranged in the anaerobic tank (5);

the aerobic tank (8) is adjacent to the anaerobic tank (5), the aerobic tank (8) is connected with the anaerobic tank (5) through the reflux system (7), membrane separation equipment (9) is arranged in the aerobic tank (8), and an aeration system is also arranged in the aerobic tank (8);

a disinfection tank (11) adjacent to the aerobic tank (8), wherein a disinfection system (12) is arranged in the disinfection tank (11);

a control system (1) for controlling the conditioning tank pumping system, the reflux system (7), the membrane separation device (9), the aeration system and the disinfection system.

2. The novel biomembrane sewage treatment device with membrane separation device according to claim 1, wherein a regulating reservoir stirring system (4) is arranged in the regulating reservoir (2).

3. The novel biomembrane sewage treatment device with membrane separation device according to claim 1, wherein an anaerobic tank stirring system (6) is arranged in the anaerobic tank (5).

4. The novel biomembrane sewage treatment device with membrane separation device according to claim 1, wherein the regulating reservoir pumping system comprises a pumping pipeline (3), a pumping port of the pumping pipeline (3) is arranged at the bottom of the regulating reservoir (2), and a water outlet (13) of the pumping pipeline (3) is arranged in the anaerobic tank (5).

5. The novel biomembrane sewage treatment device with membrane separation device according to claim 1, wherein the aeration system comprises an aeration pipe (10) connected with a gas valve, and a plurality of aeration ports (14) are arranged on the aeration pipe (10).

6. The novel biomembrane sewage treatment device with membrane separation device of claim 1, wherein the disinfection system (12) is a sodium hypochlorite generator.