CN210764549U

CN210764549U - MBR biomembrane aerobic sewage treatment pond

Info

Publication number: CN210764549U
Application number: CN201921616567.6U
Authority: CN
Inventors: 房华江
Original assignee: Zhejiang Jiangneng Environmental Protection Technology Co ltd
Current assignee: Zhejiang Jiangneng Environmental Protection Technology Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-06-16
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses an MBR biological membrane aerobic sewage treatment tank, relating to the technical field of sewage treatment; comprises an aerobic tank; the rail bracket assemblies are fixedly arranged in the aerobic tank and comprise two rail brackets which are oppositely arranged; the MBR membrane modules are arranged in the aerobic tank and are arranged on the track support component; wherein the MBR component comprises a plate frame and an MBR membrane arranged inside the plate frame; two sides of the plate frame are fixedly arranged in the mounting grooves on the track support; the track support is fixedly provided with a micropore aerator, and the micropore aerator is arranged below the plate frame. The utility model discloses can carry out solid-liquid separation high-efficiently.

Description

MBR biomembrane aerobic sewage treatment pond

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an MBR (membrane bioreactor) biological membrane aerobic sewage treatment tank.

Background

The rapid development of various industries such as petroleum, chemical industry, textile, printing and dyeing, papermaking, electronics, food, water supply and the like at home and abroad, a large amount of waste water is often discharged in the production process, and organic matters in the waste water consume a large amount of dissolved oxygen during degradation, so that the phenomena of blackening and stink of water quality and the like are easily caused.

The removal rate of harmful pollutants such as fiber substances, suspended substances, COD and the like in the wastewater of the conventional aerobic sewage treatment tank is not high, and an MBR (membrane bioreactor) biomembrane aerobic sewage treatment tank capable of improving the removal rate is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an MBR biomembrane aerobic wastewater treatment pond to solve the problem that proposes among the above-mentioned background art.

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

an MBR biological membrane aerobic sewage treatment tank comprises an aerobic tank;

the rail bracket assemblies are fixedly arranged in the aerobic tank and comprise two rail brackets which are oppositely arranged;

the MBR membrane modules are arranged in the aerobic tank and are arranged on the track support component;

wherein the MBR component comprises a plate frame and an MBR membrane arranged inside the plate frame; two sides of the plate frame are fixedly arranged in the mounting grooves on the track support; the track support is fixedly provided with a micropore aerator, and the micropore aerator is arranged below the plate frame.

As a further aspect of the present invention: the micropore aerator is provided with an air inlet which is externally connected with an air pump.

As a further aspect of the present invention: the plate frame is provided with a water outlet, and the water outlet is externally connected with a suction pump.

As a further aspect of the present invention: and the plurality of track support assemblies are fixedly arranged on the embedded part on the aerobic tank through the plurality of anti-floating supports.

As a further aspect of the present invention: the MBR membrane is a hollow fiber membrane.

Compared with the prior art, the beneficial effects of the utility model are that: the MBR membrane is adopted to realize membrane separation, so that the solid-liquid separation can be efficiently carried out, and suspended substances, colloidal substances and microbial flora lost by biological units in the wastewater are separated from the purified water; the separation process is simple, the occupied area is small, the effluent quality is good, and the effluent can be recycled without three-stage treatment; the biomass in the biological treatment unit can be maintained at high concentration, the volume load is greatly improved, and meanwhile, the high efficiency of membrane separation greatly shortens the hydraulic retention time of the treatment unit and correspondingly reduces the occupied area of the bioreactor.

Drawings

FIG. 1 is a schematic structural diagram of an MBR biological membrane aerobic sewage treatment tank.

In the figure: 1-MBR membrane, 2-plate frame, 3-water outlet, 4-air inlet, 5-microporous aerator, 6-nylon rope, 7-flying ring, 8-stainless steel hexagon bolt, 9-anti-floating support, 10-rail support, 11-embedded part and 12-aerobic tank.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Example 1

Referring to fig. 1, an MBR biofilm aerobic wastewater treatment tank includes an aerobic tank 12;

a plurality of track support assemblies fixedly arranged in the aerobic tank 12, wherein each track support assembly comprises two track supports 10 which are oppositely arranged;

and a plurality of MBR membrane modules arranged inside the aerobic tank 12, wherein the plurality of MBR membrane modules are arranged on a track support assembly;

wherein, the MBR component comprises a plate frame 2 and an MBR membrane 1 arranged inside the plate frame 2; two sides of the plate frame 2 are fixedly arranged in the mounting grooves on the track support 10; the track support 10 is fixedly provided with a micropore aerator 5, and the micropore aerator 5 is arranged below the plate frame 2.

Preferably, in this embodiment, the microporous aerator 5 is provided with an air inlet 4, and the air inlet 4 is externally connected with an air pump, so as to conveniently inject air into the aerobic tank 12 and facilitate aeration treatment of sewage.

The plate frame 2 is provided with a water outlet 3, and the water outlet 3 is externally connected with a suction pump, so that power is conveniently provided for sewage flow.

The plate frame 2 is fixedly arranged on the track support 10 through stainless steel hexagon bolts 8.

The plurality of track support assemblies are fixedly arranged on an embedded part 11 on an aerobic tank 12 through a plurality of anti-floating supports 9; this arrangement facilitates the secure mounting of a plurality of trackbound carriage assemblies on the aerobic tank 12.

Be provided with nylon rope 6 on the MBR subassembly, set up nylon rope 6 and be convenient for lift by crane the MBR subassembly, be convenient for construct.

The nylon rope 6 is arranged on the plate frame 2; two ends of the nylon rope 6 are fixedly connected to two lifting rings 7 on the plate frame 2.

The MBR membrane 1 is a hollow fiber membrane, and the membrane aperture is 0.4 μm.

The utility model discloses a theory of operation is:

sewage enters an aerobic tank 12, activated sludge in the aerobic tank 12 is separated by an MBR membrane 1, wastewater after microbial degradation is pumped out of the membrane by virtue of the suction force of a suction pump on a water outlet 3, and obligate bacteria and the activated sludge flow outside the membrane; by adopting the MBR membrane 1, the membrane separation is realized, the loss of microorganisms is avoided, and the higher microorganism concentration is maintained; meanwhile, the growth of bacteria (nitrifying bacteria and the like) with slow growth speed is facilitated, so that various metabolic processes in the system are smoothly carried out; the integral removal efficiency of pollutants by aerobic treatment is improved, and good effluent quality is ensured; the nylon rope 6 is arranged to facilitate hoisting; the sewage aeration effect is improved by arranging the microporous aerator 5.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.

Claims

1. An MBR biological membrane aerobic sewage treatment tank is characterized by comprising an aerobic tank (12);

a plurality of track support assemblies fixedly arranged inside the aerobic tank (12), wherein each track support assembly comprises two track supports (10) which are oppositely arranged;

the MBR membrane modules are arranged in the aerobic tank (12) and are arranged on the track support component;

wherein the MBR component comprises a plate frame (2) and an MBR membrane (1) arranged inside the plate frame (2); two sides of the plate frame (2) are fixedly arranged in the mounting grooves on the track support (10); the track support (10) is fixedly provided with a micropore aerator (5), and the micropore aerator (5) is arranged below the plate frame (2).

2. The MBR biofilm aerobic sewage treatment tank according to claim 1, wherein the micro-porous aerator (5) is provided with an air inlet (4), and the air inlet (4) is externally connected with an air pump.

3. The MBR biofilm aerobic sewage treatment tank according to claim 2, wherein the plate frame (2) is provided with a water outlet (3), and the water outlet (3) is externally connected with a suction pump.

4. The MBR biofilm aerobic wastewater treatment tank as claimed in claim 3, wherein a plurality of said rail bracket assemblies are fixedly mounted on an embedded part (11) on the aerobic tank (12) by a plurality of anti-floating brackets (9).

5. The MBR biofilm aerobic wastewater treatment tank according to claim 4, wherein the MBR membrane (1) is a hollow fiber membrane.