CN203112655U - Dispersive MBR (Membrane Bioreactor) water neutralizer - Google Patents

Abstract

The utility model discloses a dispersive MBR (Membrane Bioreactor) water neutralizer. The dispersive MBR water neutralizer comprises a shell, wherein the shell is divided into a settling zone, a facultative zone, an aerobic zone, a membrane biology zone and a clear water zone sequentially from left to right, a water inlet pipe is arranged at one side of the upper part of the settling zone, a first diversion pipe is arranged inside the settling zone, the upper end of the first diversion pipe is communicated with one end of the water inlet pipe, a water collecting weir plate is arranged at the top of the settling zone, a second diversion pipe communicated with the water collecting weir plate is arranged inside the facultative zone, a facultative biology stuffing rack is arranged inside the facultative zone, the upper parts of the aerobic zone and the facultative zone are communicated, an aerobic biology stuffing rack is arranged inside the aerobic zone, the membrane biology zone is communicated with the bottom of the aerobic zone, an MBR is arranged inside the membrane biology zone, the top of the MBR is communicated with a self-suction water pump which is communicated with the clear water zone, and a water outlet pipe is arranged inside the clear water zone. The dispersive MBR water neutralizer can thoroughly realize the purification and recycling of water resources, and is good in effluent water quality and high in stability, and the purified and treated water can achieve the new water treatment index requirement.

Description

Distributed MBR water dispenser

technical field

The utility model relates to sewage treatment equipment, in particular to a distributed MBR water reclaimer.

Background technique

Most of the existing sewage treatment equipment is single biological method treatment equipment, such as integrated buried sewage treatment device or integrated bioreactor, which have the following disadvantages in the process of sewage treatment: 1. There is no pre-physical separation and purification area ( Sedimentation separation and purification area), large particles will enter the system to block the membrane filtration module, which will have an adverse effect on the subsequent biological treatment; 2. The volume load is low, the pollutants cannot be decomposed to the maximum extent, and the water treatment quality cannot meet the new index requirements; 3. The biological treatment capacity is low, the amount of sludge is large, the stability is poor, and the load of organic matter in the treated wastewater is limited.

Utility model content

The purpose of this utility model is to overcome the deficiencies in the above-mentioned prior art, and provide a kind of decentralized MBR water refill, which is simple in structure, reasonable in design, easy to use and operate, can completely realize the purification and reuse of water resources, and improve the quality of effluent water. Good, high stability, making the purified water meet the new water treatment index requirements.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a decentralized MBR water refill, which is characterized in that it includes a shell, and the inside of the shell is sequentially provided with a first partition and a second partition from left to right. plate, the third partition and the fourth partition, the shell is divided into the sedimentation zone, the aerobic zone, the good Oxygen zone, membrane biological zone and clean water zone, the upper side of the precipitation zone is provided with a water inlet pipe with one end extending into it, the inside of the precipitation zone is equipped with a first guide tube, and the first guide tube The upper end of the upper end is connected with one end of the water inlet pipe extending into the interior of the sedimentation area, the bottom of the first diversion pipe is provided with a water outlet, the top of the sedimentation area is equipped with a water collection weir plate, and the interior of the aerobic area is provided with The second diversion pipe connected with the water collection weir plate, the inside of the aerobic area is equipped with an aerobic biological filler frame, the aerobic area communicates with the upper part of the aerobic area, and the inside of the aerobic area is installed with An aerobic biological filler rack, the membrane bioreactor communicates with the bottom of the aerobic region, and a membrane bioreactor is arranged inside the membrane bioreactor, and the top of the membrane bioreactor is connected to the outside of the membrane bioreactor through a water pipe. The self-priming water pump communicates with the clean water area through a water pipe, and the inside of the clean water area is provided with an outlet pipe with one end protruding from the outside.

The above-mentioned distributed MBR water dispenser is characterized in that: it also includes a microporous aeration system, and the microporous aeration system includes an air inlet pipe and an aeration pipe, and the air inlet pipe is vertically arranged inside the aerobic zone and One end protrudes from the top of the aerobic zone, the aeration tube is arranged horizontally, the left end of the aeration tube is located at the bottom of the aerobic zone, the right end of the aeration tube is located at the bottom of the membrane biological zone, and the aeration tube is placed at the bottom of the aerobic zone. Disc-type microporous aerators are evenly installed on the trachea.

The above-mentioned distributed MBR water reclaimer is characterized in that: the top center of the sedimentation area, the facultative area, the aerobic area, the membrane biological area and the clear water area are all provided with inspection holes.

The above-mentioned distributed MBR water dispenser is characterized in that: an ultraviolet sterilizer is installed on the water pipe.

The above-mentioned distributed MBR water dispenser is characterized in that: the first guide pipe is installed in the inner center of the sedimentation area.

Compared with the prior art, the utility model has the following advantages:

1. The utility model has simple structure, reasonable design and convenient operation.

2. The utility model adds a sedimentation area, which can realize the physical and chemical separation of sewage, so that large particles can be separated and removed first, which provides favorable conditions for subsequent biochemical treatment and reduces the probability of membrane clogging.

3. The utility model adopts acid-resistant, alkali-resistant, corrosion-resistant, high-strength, and good oxidation-resistant membrane bioreactors to further purify water, which can obtain much higher biological concentrations than ordinary activated sludge methods, greatly improving It improves the biological treatment capacity, can withstand the severe impact of water flow, is easy to clean, improves the service life, and is easy to install.

4. The utility model adopts the microporous aeration system to transport air to the facultative and aerobic areas at the same time, which improves the biodegradation ability and the load impact resistance ability, so that the pollutants can be decomposed to the maximum extent, and the amount of sludge is small.

5. The utility model has high overall integration, good effluent quality, convenient transportation, fast commissioning and running time, microbial degradation and membrane bioseparation share a set of blast air source (microporous aeration system), which realizes energy saving.

Below by accompanying drawing and embodiment, the utility model is described in further detail.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Explanation of reference signs:

1—Self-priming water pump; 2—Water collection weir plate; 2-1—Second diversion pipe;

3—the first diversion pipe; 3-1—water outlet; 4—facultative biological filler frame;

5—aerobic biological filler frame; 6-1—intake pipe; 6-2—aeration pipe;

6-3—disc microporous aerator; 7—membrane bioreactor; 8—manhole;

9-1—the first partition; 9-2—the second partition; 9-3—the third partition;

9-4—the fourth partition; 10—inlet pipe; 11—sedimentation area;

12—facultative zone; 13—aerobic zone; 14—membranous biological zone;

15—clear water area; 16—water pipe; 16-1—ultraviolet sterilizer;

17—water inlet pipe.

Detailed ways

As shown in Figure 1, the utility model includes a shell, and the interior of the shell is sequentially provided with a first partition 9-1, a second partition 9-2, a third partition 9-3 and a fourth partition from left to right. Partition 9-4, the shell is divided into sedimentation zones from left to right by the first partition 9-1, the second partition 9-2, the third partition 9-3 and the fourth partition 9-4 11. The aerobic zone 12, the aerobic zone 13, the membrane biological zone 14 and the clear water zone 15, the upper side of the sedimentation zone 11 is provided with a water inlet pipe 10 extending into the interior, and the interior of the sedimentation zone 11 is installed There is a first guide pipe 3, the upper end of the first guide pipe 3 communicates with one end of the water inlet pipe 10 extending into the sedimentation zone 11, and the bottom of the first guide pipe 3 has a water outlet 3-1, The top of the settling area 11 is equipped with a water collection weir plate 2, and the inside of the aerobic area 12 is provided with a second flow guide pipe 2-1 communicated with the water collection weir plate 2, and the inside of the aerobic area 12 The aerobic biological filler frame 4 is installed, and the aerobic zone 13 communicates with the top of the aerobic zone 12, and the aerobic biological filler frame 5 is installed in the aerobic zone 13, and the membrane biological zone 14 is connected to the aerobic zone. The bottom of the zone 13 communicates, and the inside of the membrane bioreactor 14 is provided with a membrane bioreactor 7, and the top of the membrane bioreactor 7 communicates with the self-priming water pump 1 arranged outside the membrane bioreactor 14 through a water pipe. The self-priming water pump 1 communicates with the clean water area 15 through the water pipe 16, and the inside of the clean water area 15 is provided with a water outlet pipe 17 with one end protruding from the outside thereof.

As shown in Figure 1, the utility model also includes a microporous aeration system, the microporous aeration system includes an air intake pipe 6-1 and an aeration pipe 6-2, and the air intake pipe 6-1 is vertically arranged at the The inside of the oxygen zone 13 and one end stretches out from the top of the aerobic zone 13, the aeration tube 6-2 is arranged horizontally, and the left end part of the aeration tube 6-2 is positioned at the bottom of the aerobic zone 13, and the aeration tube 6-2 is arranged horizontally. The right end of the pipe 6-2 is located at the bottom of the membrane bioreactor 14, and the aeration pipe 6-2 is uniformly equipped with disc microporous aerators 6-3. The microporous aeration system can simultaneously deliver air to the aerobic biological filler frame 5 and the membrane bioreactor 7, which plays a very important role in the purification function of the membrane bioreactor 7, and it can promote the content of the fluid in the membrane bioreactor 7. Increase the amount of oxygen, improve the degradation efficiency of activated sludge, and also wash the membrane surface to prevent membrane clogging.

As shown in FIG. 1 , there are maintenance holes 8 at the top centers of the sedimentation zone 11 , facultative oxygen zone 12 , aerobic zone 13 , membrane organism zone 14 and clear water zone 15 for easy installation and maintenance.

As shown in FIG. 1 , an ultraviolet sterilizer 16 - 1 is installed on the water pipe 16 to further sterilize and sterilize the water purified by the membrane bioreactor 7 .

As shown in FIG. 1 , the first guide pipe 3 is installed in the center of the sedimentation zone 11 .

The working process of the utility model is as follows: the sewage is pre-filtered by the coarse grid and then flows into the flow regulating pool, and the sewage water quality and flow are pre-regulated and homogenized, and the sewage in the flow regulating pool is transported to the distributed MBR reclaimer by a submersible sewage pump After the sewage is sent into the system through the water inlet pipe 10, it first enters the sedimentation zone 11 to realize the gravity separation and precipitation of large particles (physicochemical separation). Sexual bacteria and obligate anaerobic bacteria convert part of the complex organic molecules in wastewater into methane, carbon dioxide and other substances through hydrolysis, fermentation and acidification; microbial degradation reactions are carried out in an aerated aerobic environment, and enter the membrane biozone after degradation and purification 14. Use the membrane bioreactor 7 to filter suspended solids and water-soluble macromolecular substances, that is, residual solids, organic particles, microorganisms, bacteria and viruses cannot pass through the membrane of the membrane bioreactor 7 and are trapped in the liquid mixture. Degraded by activated sludge, finally pumped out by the water pump 1, sterilized by the ultraviolet sterilizer 16-1, and then sent to the clean water area 15, the deeply purified effluent fully meets the requirements of domestic reuse and industrial recycling, and is pumped through the outlet pipe 17 for supply user use.

The above are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any simple modifications, changes and equivalent structural transformations made to the above embodiments according to the technical essence of the present utility model still belong to Within the scope of protection of the technical solution of the utility model.

Claims (5)

1. hydrophone among the distributing MBR, it is characterized in that: comprise shell, the inside of described shell is disposed with first dividing plate (9-1) from left to right, second partition (9-2), the 3rd dividing plate (9-3) and the 4th dividing plate (9-4), described shell is by first dividing plate (9-1), second partition (9-2), the 3rd dividing plate (9-3) and the 4th dividing plate (9-4) are divided into settling region (11) from left to right successively, aerobic area (12), aerobic zone (13), film biotic district (14) and clear water zone (15), top one side of described settling region (11) is provided with the water inlet pipe (10) that an end inserts into the inner portion, the inside of described settling region (11) is equipped with first thrust-augmenting nozzle (3), the upper end of described first thrust-augmenting nozzle (3) water inlet pipe (10) one ends inner with stretching into settling region (11) are communicated with, the bottom of described first thrust-augmenting nozzle (3) has water outlet (3-1), the top of described settling region (11) is equipped with the weir plate that catchments (2), the inside of described aerobic area (12) is provided with second thrust-augmenting nozzle (2-1) that is communicated with the weir plate that catchments (2), the inside of described aerobic area (12) is equipped with the oxygen biologic packing material frame (4) of holding concurrently, described aerobic zone (13) communicates with the top of aerobic area (12), the inside of described aerobic zone (13) is equipped with aerobe stuffing frame (5), described film biotic district (14) communicates with the bottom of aerobic zone (13), the inside of described film biotic district (14) is provided with membrane bioreactor (7), the top of described membrane bioreactor (7) is communicated with by the water pipe self prime pump (1) outside with being arranged on film biotic district (14), described self prime pump (1) is communicated with clear water zone (15) by water pipe (16), and the inside of described clear water zone (15) is provided with an end and stretches out its outside rising pipe (17).

2. according to hydrophone among the described distributing MBR of claim 1, it is characterized in that: also comprise micro-pore aeration system, described micro-pore aeration system comprises inlet pipe (6-1) and aeration tube (6-2), described inlet pipe (6-1) vertically is arranged on the inside of aerobic zone (13) and the top that an end stretches out aerobic zone (13), described aeration tube (6-2) is horizontally disposed with, the left end portion of described aeration tube (6-2) is positioned at the bottom of aerobic zone (13), the right end portion of described aeration tube (6-2) is positioned at the bottom of film biotic district (14), and disc type micro-hole aerator (6-3) evenly is installed on the described aeration tube (6-2).

3. according to hydrophone among claim 1 or the 2 described distributing MBR, it is characterized in that: the top center of described settling region (11), aerobic area (12), aerobic zone (13), film biotic district (14) and clear water zone (15) all has access opening (8).

4. according to hydrophone among claim 1 or the 2 described distributing MBR, it is characterized in that: ultraviolet disinfector (16-1) is installed on the described water pipe (16).

5. according to hydrophone among claim 1 or the 2 described distributing MBR, it is characterized in that: described first thrust-augmenting nozzle (3) is installed in the inside center of settling region (11).

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