CN210030149U

CN210030149U - Separated MBR sewage treatment device

Info

Publication number: CN210030149U
Application number: CN201920181952.6U
Authority: CN
Inventors: 翟少军
Original assignee: Gansu Senxu Environmental Protection Energy Equipment Co Ltd
Current assignee: Gansu Senxu Environmental Protection Energy Equipment Co Ltd
Priority date: 2019-02-01
Filing date: 2019-02-01
Publication date: 2020-02-07
Anticipated expiration: 2029-02-01

Abstract

The utility model belongs to the technical field of sewage treatment, in particular to a split MBR sewage treatment device, which comprises a sewage tank, a water inlet pipe, a first water pump and a membrane component, wherein the first water pump is arranged inside the sewage tank, an MBR reaction tank is arranged outside the sewage tank, the water outlet of the first water pump is connected with a pipeline, the end part of the pipeline is communicated with the MBR reaction tank, an aeration pipe is arranged at the bottom of the MBR reaction tank, an air blower is arranged outside the MBR reaction tank, the air outlet of the air blower is communicated with the end part of the aeration pipe, a clean water tank is arranged outside the MBR reaction tank, and the membrane component is arranged inside the MBR reaction tank. Poor sewage treatment effect.

Description

Separated MBR sewage treatment device

Technical Field

The utility model belongs to the technical field of sewage treatment, concretely relates to separated MBR sewage treatment plant.

Background

In the field of sewage treatment and water resource recycling, MBR (membrane bioreactor) is a novel water treatment technology combining a membrane separation unit and a biological treatment unit. According to the structure of the membrane, the membrane can be divided into a flat membrane, a tubular membrane, a hollow fiber membrane and the like, and according to the membrane aperture, the membrane can be divided into a microfiltration membrane, an ultrafiltration membrane, a nanofiltration membrane, a reverse osmosis membrane and the like. Due to the efficient separation effect of the membrane, the separation effect is far better than that of the traditional sedimentation tank, the treated water is extremely clear, suspended matters and turbidity are close to zero, bacteria and viruses are greatly removed, the water quality of the treated water is superior to the water quality standard of domestic miscellaneous water issued by the ministry of construction, and the treated water can be directly reused as non-drinking municipal miscellaneous water. Meanwhile, the membrane separation also enables microorganisms to be completely intercepted in the bioreactor, so that higher microorganism concentration can be maintained in the system, the integral removal efficiency of the reaction device on pollutants is improved, good effluent quality is ensured, meanwhile, the reactor has good adaptability to various changes of water inlet load (water quality and water quantity), and can stably obtain high-quality effluent quality.

However, in the working process of the conventional MBR sewage treatment device, the membrane module is easily blocked by sludge, the sewage treatment effect is influenced, and the service life of the membrane module is shortened.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the above-mentioned prior art and not enough, the utility model provides a split type MBR sewage treatment plant puts.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a split type MBR sewage treatment plant, including effluent water sump, inlet tube, first water pump and membrane module, the internally mounted of effluent water sump has first water pump, the outside of effluent water sump is equipped with MBR reaction tank, the delivery port of first water pump is connected with the pipeline, the tip and the MBR reaction tank intercommunication of pipeline, the aeration pipe is installed to the bottom of MBR reaction tank, the outside of MBR reaction tank is equipped with the air-blower, the air outlet of air-blower and the tip intercommunication of aeration pipe, the outside of MBR reaction tank is equipped with the clean water basin, the inside of MBR reaction tank is equipped with the membrane module, the outside of MBR reaction tank is equipped with the second water pump, the membrane module passes through.

Further: and a sewage pump is arranged at the bottom of the MBR reaction tank.

Further: and a water inlet pipe is arranged on the side wall of the sewage pool.

Further: and a drain pipe is arranged on the side wall of the clean water tank.

Further: and aeration heads are distributed on the aeration pipes.

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect: sewage to be treated is injected into the sewage tank through the water inlet pipe, preliminary sedimentation is carried out in the sewage tank, the MBR reaction tank is separated out, the sewage tank is used as an independent unit, the membrane assembly is prevented from being blocked, the membrane flux of the MBR membrane is ensured, the sewage treatment effect is improved, the service life of the membrane assembly is prolonged, sludge deposited at the bottom of the MBR reaction tank is discharged by using a sewage pump, the sludge is prevented from being accumulated at the bottom of the MBR reaction tank, the membrane assembly is further prevented from being blocked by the sludge, and the problems that the membrane assembly of the conventional MBR sewage treatment device is easy to block and the sewage treatment effect is poor are solved.

Drawings

FIG. 1 is a schematic structural diagram of a split MBR sewage treatment device.

In the figure: 1-a sewage tank; 2-water inlet pipe; 3-MBR reaction tank; 4-a clean water tank; 5-a first water pump; 6-a blower; 7-an aerator pipe; 8-a membrane module; 9-a second water pump; 10-a sewage pump; 11-a drain pipe.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

As shown in the attached drawing 1, a split type MBR sewage treatment device comprises a sewage tank 1, a water inlet pipe 2, a first water pump 5 and a membrane assembly 8, wherein the water inlet pipe 2 is installed on the side wall of the sewage tank 1, sewage to be treated is injected into the sewage tank 1 through the water inlet pipe 2, the sewage is stored in the sewage tank 1, the first water pump 5 is installed inside the sewage tank 1, an MBR reaction tank 3 is arranged outside the sewage tank 1, a water outlet of the first water pump 5 is connected with a pipeline, the end part of the pipeline is communicated with the MBR reaction tank 3, the sewage in the sewage tank 1 is pumped into the MBR reaction tank 3 by the first water pump 5, an aeration pipe 7 is installed at the bottom of the MBR reaction tank 3, aeration heads are distributed on the aeration pipes 7, an air blower 6 is arranged outside the MBR reaction tank 3, an air outlet of the air blower 6 is communicated with the end part of the aeration pipe 7, air is conveyed to the aeration, the sewage treatment device comprises a sewage treatment tank, a sewage tank, a clean water tank 4, a membrane module 8, a second water pump 9, a pipeline and a water inlet of the second water pump 9, wherein sewage is aerated, the oxygen content of the sewage is increased, the clean water tank 4 is arranged outside the MBR reaction tank 3, the membrane module 8 is arranged inside the MBR reaction tank 3, the sewage is treated by the membrane module 8, the second water pump 9 is arranged outside the MBR reaction tank 3, the membrane module 8 is communicated with the water inlet of the second water pump 9 through the pipeline, a water outlet of the second water pump 9 is communicated with the clean water tank 4 through the pipeline, clean water inside the membrane module 8 is.

The utility model discloses a theory of operation is: sewage to be treated is injected into the sewage tank 1 through the water inlet pipe 2, the sewage is stored in the sewage tank 1, preliminary sedimentation is carried out in the sewage tank, the first water pump 5 is started, the sewage in the sewage tank 1 is pumped into the MBR reaction tank 3, the membrane component 8 is submerged by the water level in the MBR reaction tank 3, the air blower 6 is started, air is conveyed to the aeration pipe 7 and is finally discharged into the MBR reaction tank 3 through the aeration head, the sewage is aerated, the oxygen content of the sewage is increased, the sewage is treated by utilizing the membrane component 8, the second water pump 9 is started, clean water in the membrane component 8 is pumped out and conveyed into the clean water tank 4 to be collected, the MBR reaction tank is separated out, the MBR reaction tank is used as an independent unit, the blocking of the membrane component 8 is avoided, the membrane flux of the membrane is ensured, the sewage treatment effect is improved, and the service.

Example 2

In the embodiment of the utility model, a split type MBR sewage treatment device comprises a sewage tank 1, a water inlet pipe 2, a first water pump 5 and a membrane component 8, wherein the water inlet pipe 2 is installed on the side wall of the sewage tank 1, sewage to be treated is injected into the sewage tank 1 through the water inlet pipe 2, the sewage is stored in the sewage tank 1, the first water pump 5 is installed inside the sewage tank 1, the MBR reaction tank 3 is arranged outside the sewage tank 1, the water outlet of the first water pump 5 is connected with a pipeline, the end part of the pipeline is communicated with the MBR reaction tank 3, the sewage in the sewage tank 1 is pumped into the MBR reaction tank 3 by the first water pump 5, an aeration pipe 7 is installed at the bottom of the MBR reaction tank 3, aeration heads are distributed on the aeration pipe 7, an air blower 6 is arranged outside the MBR reaction tank 3, the air outlet of the air blower 6 is communicated with the end part of the aeration pipe 7, the air is conveyed to the, the sewage treatment method comprises the steps of aerating sewage, increasing the oxygen content of the sewage, installing a sewage pump 10 at the bottom of an MBR reaction tank 3, discharging sludge deposited at the bottom of the MBR reaction tank 3 by using the sewage pump 10, preventing the sludge from being accumulated at the bottom of the MBR reaction tank 3, arranging a clean water tank 4 outside the MBR reaction tank 3, arranging a membrane assembly 8 inside the MBR reaction tank 3, treating the sewage by using the membrane assembly 8, arranging a second water pump 9 outside the MBR reaction tank 3, communicating the membrane assembly 8 with a water inlet of the second water pump 9 through a pipeline, communicating a water outlet of the second water pump 9 with the clean water tank 4 through a pipeline, pumping out clean water inside the membrane assembly 8 by using the second water pump 9, conveying the clean water into the clean water tank 4 for collection, and installing a drain pipe 11 on the.

Wherein, effluent water sump 1, inlet tube 2, first water pump 5 and membrane module 8 are prior art's application in this application, separate the MBR reaction tank, make it be the innovation point of this application as an independent unit, and it has effectively solved current MBR sewage treatment plant membrane module and has blockked up easily, the poor problem of sewage treatment effect.

Claims

1. A split MBR sewage treatment device comprises a sewage tank (1), a water inlet pipe (2), a first water pump (5) and a membrane component (8), the sewage treatment device is characterized in that a first water pump (5) is mounted inside the sewage tank (1), an MBR reaction tank (3) is arranged outside the sewage tank (1), a water outlet of the first water pump (5) is connected with a pipeline, the end of the pipeline is communicated with the MBR reaction tank (3), an aeration pipe (7) is mounted at the bottom of the MBR reaction tank (3), an air blower (6) is arranged outside the MBR reaction tank (3), an air outlet of the air blower (6) is communicated with the end of the aeration pipe (7), a clean water tank (4) is arranged outside the MBR reaction tank (3), a membrane assembly (8) is arranged inside the MBR reaction tank (3), a second water pump (9) is arranged outside the MBR reaction tank (3), and the membrane assembly (8) is communicated with a water inlet of the second water pump (9) through the.

2. The split-type MBR sewage treatment unit according to claim 1, wherein a sewage pump (10) is installed at the bottom of the MBR reaction tank (3).

3. The split-type MBR sewage treatment unit according to claim 2, wherein the side wall of the sewage tank (1) is provided with a water inlet pipe (2).

4. The split MBR sewage treatment plant according to claim 1, wherein a drain pipe (11) is installed on the side wall of the clean water tank (4).

5. The split-type MBR sewage treatment unit according to any of claims 1-4, wherein the aeration pipe (7) is distributed with aeration heads.