CN215327535U - Biochemical integrative sewage treatment plant - Google Patents

Abstract

The utility model discloses a biochemical integrated sewage treatment device, which comprises an equipment area, an adjusting tank, an anaerobic tank, an aerobic tank and an MBR reaction tank, wherein the adjusting tank is connected with a water inlet pipe, a filter press is arranged in the equipment area, the adjusting tank is communicated with a water inlet of the filter press through a first drain pipe, a first water pump is arranged on the first drain pipe, a neutralizing barrel is arranged in the equipment area, the neutralizing barrel is communicated with a water outlet of the filter press, the neutralizing barrel is also communicated with the anaerobic tank through a second drain pipe, a second water pump is arranged on the second drain pipe, the anaerobic tank is communicated with the aerobic tank, the aerobic tank is provided with an oxygen charging pump, the aerobic tank is communicated with the MBR reaction tank, an MBR filter device is arranged in the MBR reaction tank, a first filter is arranged in the equipment area, a water inlet of the first filter is communicated with the MBR filter device, a water outlet of the first filter is connected with a water outlet pipe, the structure is simple, the use and the installation are convenient, and the operation is simple, the sewage treatment effect is good, the environment is protected, the energy is saved, the application range is wide, the service life is long, and the sewage treatment device has safe and reliable effects.

Description

Biochemical integrative sewage treatment plant

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a biochemical integrated sewage treatment device.

Background

For the treatment of industrial and civil sewage, one traditional treatment process is as follows: the whole process of sewage treatment is completed by discharged sewage through a sedimentation tank, an advection tank, a filtering device, a concentration tank, a mud-water separation device and the like, wherein the sedimentation tank naturally sediments the sewage in the tank, so that the sewage in the sewage is precipitated at the bottom in the tank and is convenient to collect.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a biochemical integrated sewage treatment device which is simple in structure, convenient to use and install, simple to operate, good in sewage treatment effect, environment-friendly, energy-saving, wide in application range, long in service life and safe and reliable in effect.

In order to achieve the technical effects, the utility model adopts the following scheme:

a biochemical integrated sewage treatment device comprises an equipment area, an adjusting tank, an anaerobic tank, an aerobic tank and an MBR reaction tank, wherein the adjusting tank is connected with a water inlet pipe, a filter press (the filter press is not shown in the figure) is arranged in the equipment area, the adjusting tank is communicated with a water inlet of the filter press through a first drain pipe, a first water pump is arranged on the first drain pipe, a neutralization barrel is arranged in the equipment area, the neutralization barrel is communicated with a water outlet of the filter press, the neutralization barrel is also communicated with the anaerobic tank through a second drain pipe, a second water pump is arranged on the second drain pipe, the anaerobic tank is communicated with the aerobic tank, the aerobic tank is provided with an oxygen charging pump, the aerobic tank is communicated with the MBR reaction tank, an MBR filter device is arranged in the MBR reaction tank, a first filter is arranged in the equipment area, and a water inlet of the first filter is communicated with the MBR filter device, and the water outlet of the first filter is connected with a water outlet pipe.

According to the preferable technical scheme, the sewage treatment device is further provided with a temporary storage tank, the tail end of the second drain pipe is connected with the temporary storage tank, the bottom of the temporary storage tank is provided with a submersible pump, and the submersible pump is connected with the aerobic tank through a pumping pipe.

According to the preferable technical scheme, the pumping pipe is provided with the branch pipe, the branch pipe is provided with the throttle valve, and the water outlet end of the branch pipe faces into the temporary storage pool.

According to the preferable technical scheme, the anaerobic tank comprises a first anaerobic tank and a second anaerobic tank, the bottom of the first anaerobic tank is communicated with the bottom of the second anaerobic tank, the second drain pipe is communicated with the first anaerobic tank, a first overflow port is formed in the side wall of the second anaerobic tank, and the anaerobic tank is communicated with the aerobic tank through the first overflow port.

According to the preferable technical scheme, the aerobic tank is provided with a flow guide pipe, one end of the flow guide pipe is communicated with the first overflow port, the other end of the flow guide pipe extends to the bottom of the aerobic tank, a second overflow port is formed in the side wall between the aerobic tank and the MBR reaction tank, and the aerobic tank is communicated with the MBR reaction tank through the second overflow port.

According to the preferable technical scheme, the anaerobic tank and the aerobic tank are both provided with a strain rack.

According to the preferable technical scheme, the sewage treatment device further comprises a disinfection tank, the MBR filtering device is connected with the disinfection tank through a third drain pipe, a third water pump is arranged on the third drain pipe, the disinfection tank is connected with the first filter through a fourth drain pipe, and a fourth water pump is arranged on the fourth drain pipe.

According to the preferable technical scheme, a second submersible pump is arranged at the bottom of the MBR reaction tank and is connected with the aerobic tank through a second pumping pipe.

According to the technical scheme, a first medicament barrel is arranged in the equipment area and is communicated with the regulating tank through a first medicament feeding pipe, a first metering pump is arranged on the first medicament feeding pipe, a second medicament barrel is arranged in the equipment area and is communicated with the neutralizing barrel through a second medicament feeding pipe, and the second medicament feeding pipe is provided with a second medicament barrel

According to the preferable technical scheme, a second filter is further arranged in the equipment area and is arranged on the water outlet pipe.

Compared with the prior art, beneficial effect does:

the utility model has simple structure and convenient use, sequentially processes the treatment by the regulating tank, the filter press, the neutralizing barrel, the anaerobic tank, the aerobic tank and the MBR reaction tank, ensures that the discharged water reaches higher discharge standard, ensures that the discharged water contains lower content of impurities and lower content of organic harmful substances, has good sewage treatment effect, is environment-friendly and energy-saving, has clean and sanitary field environment, low noise, no public hazard, safety and reliability, convenient installation and maintenance and higher practical life.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic top view of the present invention.

Reference numerals: 1. a regulating tank; 2. a first drain pipe; 3. a first water pump; 4. a flow guide pipe; 5. a neutralization barrel; 6. a second drain pipe; 7. a second water pump; 8. an anaerobic tank; 801. anaerobic first pool; 802. an anaerobic second tank; 803. a partition plate; 804. a first overflow port; 9. an aerobic tank; 901. a second overflow port; 10. an oxygen pump; 11. an MBR reaction tank; 12. an MBR filter unit; 13. a first filter; 14. a temporary storage pool; 15. a first submersible pump; 16. a first pumping pipe; 1601. a branch pipe; 17. a strain rack; 18. a second submersible pump; 19. A second pumping pipe; 20. a disinfection tank; 21. a third drain pipe; 22. a third water pump; 23. a fourth drain pipe; 24. a fourth water pump; 25. a first medicament cartridge; 26. a first metering pump; 27. a second medicament cartridge; 28. A second metering pump; 29. a second filter; 30. a setup area.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

A biochemical integrated sewage treatment device comprises an equipment area 30, an adjusting tank 1, an anaerobic tank 8, an aerobic tank 9 and an MBR reaction tank 11, wherein the adjusting tank 1 is connected with a water inlet pipe, wastewater in the sewage tank is discharged into the adjusting tank 1 through the water inlet pipe, and related medicaments are put into the adjusting tank 1 to enable impurities in the wastewater to be oxidized, reduced, flocculated, precipitated and the like, a first water outlet is arranged at the lower end of the adjusting tank 1, a switch is arranged at the first water outlet, a filter press is arranged in the equipment area, the first water outlet is connected with a water inlet of the filter press through a first water outlet pipe 2, a first water pump 3 is arranged on the first water outlet pipe 2, a solid-liquid mixture in the adjusting tank 1 is pumped to the filter press through the first water pump 3 to be subjected to solid-liquid separation, a neutralization barrel 5 is arranged in the equipment area, and the neutralization barrel 5 is communicated with the water outlet of the filter press, clear water filtered by a filter press is discharged into a neutralization barrel 5, medicaments such as acid, alkali and the like are put into the neutralization barrel 5 to adjust the pH value of the clear water and perform other treatments, a second water outlet is formed in the lower end of the neutralization barrel 5 and is connected with a second water outlet pipe 6, a second water pump 7 is arranged on the second water outlet pipe 6, the second water outlet pipe 6 is communicated with an anaerobic tank 8, the clear water treated in the neutralization barrel 5 is discharged into the anaerobic tank 8, anaerobic bacteria are put into the anaerobic tank 8 to treat high molecular organic matters and suspended matters in the clear water, the anaerobic tank 8 is communicated with an aerobic tank 9, the clear water treated in the anaerobic tank 8 is discharged into the aerobic tank 9, aerobic bacteria are put into the aerobic tank 9, an oxygen filling pump 10 is arranged in the aerobic tank 9, and the good aerobic environment is provided for the aerobic bacteria by the oxygen filling pump 10, the sewage treatment device can work better, organic matters in clean water are further treated, the aerobic tank 9 is communicated with the MBR reaction tank 11, the clean water treated by the aerobic tank 9 is discharged into the MBR reaction tank 11, the MBR reaction tank 11 is internally provided with an MBR filtering device 12, the MBR filtering device 12 is the prior art, MBR refers to a novel sewage treatment device formed by combining an ultra-micro-filtration membrane separation technology and a biological reactor in sewage treatment, MBR integrates the advantages brought by a membrane treatment technology and a biological treatment technology, active sludge and microbial groups on the active sludge in the MBR adsorb and decompose soluble organic pollutants in the sewage to purify the sewage, the ultra-micro-filtration membrane component is used as a mud-water separation unit and can completely replace a secondary sedimentation tank, and the ultra-micro-filtration membrane intercepts microbial flocs and larger molecular organic matters in an active sludge mixed liquid, the device can stay in the device to obtain high biological concentration, prolong the stay time of organic solids, and greatly improve the oxidation rate of microorganisms to organic matters. Meanwhile, the membrane can filter harmful substances such as bacteria, viruses and the like, so that the long-term operation cost caused by dosing and disinfection can be obviously saved, a flocculating agent is not required to be added in the membrane bioreactor process, and the operation cost is reduced. The equipment area is internally provided with a first filter 13, the first filter 13 is communicated with an MBR filtering device 12, clear water in the MBR reaction tank 11 is filtered by the MBR filtering device 12 and then discharged into the first filter 13 for secondary filtering, a water outlet of the first filter 13 is connected with a water outlet pipe, and the filtered clear water is discharged through the water outlet pipe.

In a preferable technical scheme, the sewage treatment device is further provided with a temporary storage tank 14, the tail end of the second drain pipe 6 is connected with the temporary storage tank 14, the bottom of the temporary storage tank 14 is provided with a first submersible pump 15, the first submersible pump 15 is connected with the aerobic tank 9 through a first pumping pipe 16, clean water treated in the neutralization barrel 5 is firstly discharged into the temporary storage tank 14 through the second drain pipe 6 and then is pumped into the anaerobic tank 8 through the first submersible pump 15 in the temporary storage tank 14, the temporary storage tank 14 plays a role in regulating and controlling water flow rate, so that the condition that the speed is different and the speed is slow and a part with the too fast inlet speed is firstly suspended is avoided, for example, the treatment process in the neutralization barrel 5 is too fast, the flow rate of the clean water is increased, the process water flow rate in the anaerobic tank 8 is too slow, if the clean water in the neutralization barrel 5 is directly discharged into the anaerobic tank 8, the clean water in the anaerobic tank 8 can overflow, the water flow is thus regulated centrally by the buffer reservoir 14.

According to the preferable technical scheme, a branch pipe 1601 is arranged on the pumping pipe, a throttle valve is arranged on the branch pipe 1601, the water outlet end of the branch pipe 1601 faces the temporary storage tank 14, and when the water flow pumped into the anaerobic tank 8 exceeds the load of the anaerobic tank 8, a part of the water flow in the pumping pipe is divided to flow back to the temporary storage tank 14 by adjusting the throttle valve so as to reduce the water flow discharged into the anaerobic tank 8.

In a preferable technical scheme, the anaerobic tank 8 comprises an anaerobic first tank 801 and an anaerobic second tank 802, the anaerobic first tank 801 is communicated with the bottom of the anaerobic second tank 802, the anaerobic first tank 801 is arranged adjacent to the anaerobic second tank 802, the anaerobic first tank 801 is separated from the anaerobic second tank 802 by a partition 803, the lower end of the partition 803 is provided with a channel, the bottom of the anaerobic first tank 801 is communicated with the bottom of the anaerobic second tank 802 by the channel, the second drain pipe 6 is communicated with the anaerobic first tank 801, the anaerobic second tank 802 is arranged adjacent to the aerobic tank 9, the side wall of the anaerobic second tank 802 is provided with a first overflow port 804, the anaerobic tank 8 is communicated with the aerobic tank 9 by the first overflow port 804, clear water discharged into the anaerobic tank 8 firstly enters the anaerobic first tank 801, then enters the bottom of the anaerobic second tank 802 by the channel at the lower end of the partition 803, and after entering the anaerobic second tank 802, the clear water gradually diffuses from the bottom of the anaerobic second tank 802 towards the upper part, and meanwhile, the clear water is treated by anaerobic bacteria, and when the clear water is diffused to the surface of the liquid level, the clear water is treated, so that the clear water on the liquid level in the anaerobic tank 802 is treated in the anaerobic tank 8 and is discharged into the aerobic tank 9 through an overflow port.

According to the preferable technical scheme, the aerobic tank 9 is provided with the flow guide pipe 4, one end of the flow guide pipe 4 is communicated with the first overflow port 804, the other end of the flow guide pipe 4 extends to the bottom of the aerobic tank 9, the side wall between the aerobic tank 9 and the MBR reaction tank 11 is provided with the second overflow port 901, the aerobic tank 9 is communicated with the MBR reaction tank 11 through the second overflow port 901, the flow guide pipe 4 clearly guides the clear water treated by the anaerobic tank 8 to the bottom of the aerobic tank 9, and the clear water is gradually diffused upwards from the bottom of the aerobic tank 9, so that the clear water on the liquid level surface of the aerobic tank 9 is treated by the aerobic tank 9 and is discharged into the MBR reaction tank 11 through the second overflow port 901.

According to the preferable technical scheme, strain racks 17 are arranged in the anaerobic tank 8 and the aerobic tank 9, so that strains can be conveniently put in the anaerobic tank 8 and the aerobic tank 9.

According to the preferable technical scheme, the sewage treatment device further comprises a disinfection tank 20, the MBR filtering device 12 is connected with the disinfection tank 20 through a third drain pipe 21, a third water pump 22 is arranged on the third drain pipe 21, a third water outlet is arranged at the lower end of the disinfection tank 20, the third water outlet is connected with the first filter 13 through a fourth drain pipe 23, a fourth water pump 24 is arranged on the fourth drain pipe 23, and clear water treated by the MBR filtering device 12 is firstly discharged into the disinfection tank 20 to be disinfected by ozone to remove germs in the water and then discharged into the first filter 13 to be treated, so that the clear water reaches higher discharge standard.

According to the preferable technical scheme, the bottom of the MBR reaction tank 11 is provided with a second submersible pump 18, the second submersible pump 18 is connected with the aerobic tank 9 through a second pumping pipe 19, and due to the reason of the device frame, a certain distance exists between a module which works in the MBR filter device 12 and the bottom of the MBR reaction tank 11, so that clean water at the bottom of the MBR reaction tank 11 is difficult to treat through the MBR filter device 12, and is pumped into the aerobic tank 9 through the second submersible pump 18.

Preferred technical scheme, be equipped with first medicament bucket 25 in the equipment district, first medicament bucket 25 communicates with equalizing basin 1 through first dosing pipe, be equipped with first measuring pump 26 on the first dosing pipe, be equipped with second medicament bucket 27 in the equipment district, second medicament bucket 27 communicates with neutralization tank 5 through the second dosing pipe, on the second dosing pipe, put in the medicament in equalizing basin 1 and neutralization tank 5 respectively through first measuring pump 26 and second measuring pump 28, replace the manual work and put in, promoted work efficiency to put in quantity through first measuring pump 26 and second measuring pump 28 ability accurate control.

In a preferable technical scheme, a second filter 29 is further arranged in the equipment area, the second filter 29 is arranged on the water outlet pipe, the discharged clean water is further treated through the second filter 29, the water quality of the discharged water is further improved, the first filter 13 adopts a resin filter tank, and the second filter 29 adopts a security filter.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, refer to the orientation or positional relationship as shown in the drawings, or as would be conventionally found in use of the products of the present invention, or as would be conventionally understood by one skilled in the art, and are used merely for convenience in describing and simplifying the utility model, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Claims (10)

1. A biochemical integrated sewage treatment device is characterized by comprising an equipment area, an adjusting tank, an anaerobic tank, an aerobic tank and an MBR reaction tank, the regulating tank is connected with a water inlet pipe, a filter press is arranged in the equipment area, the regulating tank is communicated with a water inlet of the filter press through a first water discharge pipe, the first water discharge pipe is provided with a first water pump, the equipment area is internally provided with a neutralization barrel which is communicated with a water outlet of the filter press, the neutralization barrel is also communicated with the anaerobic tank through a second drain pipe, a second water pump is arranged on the second drain pipe, the anaerobic tank is communicated with the aerobic tank, the aerobic tank is provided with an oxygen charging pump, the aerobic tank is communicated with the MBR reaction tank, an MBR filtering device is arranged in the MBR reaction tank, a first filter is arranged in the equipment area, the water inlet of the first filter is communicated with the MBR filtering device, and the water outlet of the first filter is connected with the water outlet pipe.

2. The integrated biochemical sewage treatment device according to claim 1, wherein the sewage treatment device is further provided with a temporary storage tank, the end of the second drain pipe is connected with the temporary storage tank, and the bottom of the temporary storage tank is provided with a submersible pump which is connected with the aerobic tank through a pumping pipe.

3. The integrated biochemical sewage treatment device according to claim 2, wherein the pumping pipe is provided with a branch pipe, the branch pipe is provided with a throttle valve, and the water outlet end of the branch pipe faces the temporary storage tank.

4. The integrated biochemical sewage treatment device according to claim 1, wherein the anaerobic tank comprises an anaerobic first tank and an anaerobic second tank, the anaerobic first tank is communicated with the bottom of the anaerobic second tank, the second drain pipe is communicated with the anaerobic first tank, a first overflow port is arranged on the side wall of the anaerobic second tank, and the anaerobic tank is communicated with the aerobic tank through the first overflow port.

5. The integrated biochemical sewage treatment device according to claim 4, wherein the aerobic tank is provided with a flow guide pipe, one end of the flow guide pipe is communicated with the first overflow port, the other end of the flow guide pipe extends to the bottom of the aerobic tank, a second overflow port is arranged on the side wall between the aerobic tank and the MBR reaction tank, and the aerobic tank is communicated with the MBR reaction tank through the second overflow port.

6. The integrated biochemical sewage treatment device according to claim 1, wherein the anaerobic tank and the aerobic tank are provided with bacterial racks.

7. The integrated biochemical sewage treatment device according to claim 1, further comprising a disinfection tank, wherein the MBR filtration device is connected with the disinfection tank through a third drain pipe, a third water pump is arranged on the third drain pipe, the disinfection tank is connected with the first filter through a fourth drain pipe, and a fourth water pump is arranged on the fourth drain pipe.

8. The biochemical integrated sewage treatment device according to claim 1, wherein a second submersible pump is arranged at the bottom of the MBR reaction tank and is connected with the aerobic tank through a second pumping pipe.

9. The integrated biochemical sewage treatment device according to claim 1, wherein a first chemical tank is disposed in the preparation area, the first chemical tank is communicated with the regulating tank through a first chemical feeding pipe, a first metering pump is disposed on the first chemical feeding pipe, a second chemical tank is disposed in the preparation area, the second chemical tank is communicated with the neutralization tank through a second chemical feeding pipe, and the second chemical feeding pipe is disposed on the second chemical feeding pipe.

10. The integrated biochemical sewage treatment device according to claim 1, wherein a second filter is further disposed in the preparation area, and the second filter is disposed on the water outlet pipe.

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