CN214990562U

CN214990562U - MBR integral type equipment

Info

Publication number: CN214990562U
Application number: CN202120678434.2U
Authority: CN
Inventors: 顾建峰
Original assignee: Ningbo Lvqin Ecological Technology Co ltd
Current assignee: Ningbo Lvqin Ecological Technology Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-12-03
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a MBR integral type equipment, including being used for the oxygen deficiency pond to sewage pretreatment, connect the MBR pond that is used for sewage degradation behind the oxygen deficiency pond to and store the clean water basin after the MBR pond purifies be equipped with MBR membrane frame in the MBR pond, MBR membrane frame comprises frame and MBR diaphragm subassembly, the frame includes the tie-beam, and the integral type is equipped with the chamber that catchments in the tie-beam, the tie-beam with MBR diaphragm subassembly is the plug-in connection, and the water purification that produces after MBR diaphragm subassembly purifies flows into the clean water basin through the chamber that catchments in the tie-beam on the frame. Through the plug-in connection of the MBR membrane assembly and the frame, the single MBR membrane assembly can be quickly detached and can be manually taken for cleaning and maintenance, and a water collecting pipe is integrated on the frame in the MBR membrane frame, so that the purpose of one pipe for two purposes is achieved, and the manufacturing cost is saved.

Description

MBR integral type equipment

Technical Field

The utility model belongs to the technical field of the environmental protection equipment is made and specifically relates to a MBR integral type equipment.

Background

As is well known, water resource is a very short resource, and the urgency of resource utilization of wastewater is more and more emphasized by people on the premise that the nation advocates energy conservation and environmental protection. In the field of wastewater resource utilization, a Membrane Bioreactor (MBR) combines a traditional biochemical method with a membrane separation technology, has the advantages of small floor area, excellent effluent quality and easiness in automation, and is more and more accepted by the market.

The MBR integrated equipment using the membrane bioreactor technology is mainly used in the fields of sewage treatment and recycling such as municipal administration, gardens, papermaking and the like, and comprises an anoxic tank for sewage pretreatment, an MBR tank connected to the back of the anoxic tank and used for sewage degradation, and a clean water tank for storing purified water in the MBR tank, wherein an MBR membrane frame in the MBR integrated equipment plays the core roles of solid-liquid separation, activated sludge concentration improvement and the like, and the built-in curtain-type membrane element is widely applied generally. In the using process, the membrane pollution phenomenon inevitably occurs to the core component MBR membrane assemblies (more than three groups of same MBR membrane assemblies are arranged in the MBR membrane frame generally), so when the flux of the MBR membrane assemblies is reduced to a certain degree or the transmembrane pressure difference is increased to a certain value, the MBR membrane frame needs to be lifted out of the membrane pool or the secondary sedimentation tank for recovery cleaning. In general, large MBR water treatment projects are usually provided with hanging rails or electric hoists to hang out the whole MBR membrane frame for recovery cleaning operation. But along with MBR is applied to in small-size or integration sewage treatment gradually, the scene does not possess hoisting equipment, because MBR membrane frame is very heavy, can not lean on the manpower to move whole MBR membrane frame from the membrane cisterna to the special pond that washs of MBR in, and frame and MBR diaphragm subassembly in the MBR membrane frame are through tens sets of nut looks fixed connection, difficult dismantlement in addition, so in the in-service use, there is the inconvenient drawback of MBR diaphragm subassembly washing.

Disclosure of Invention

To the defect that above-mentioned prior art exists, the utility model discloses the technical problem that will solve is: the MBR integrated equipment capable of conveniently cleaning the MBR membrane component is provided.

In order to solve the technical problem, the utility model discloses a realize through following technical measure: the utility model provides a MBR integral type equipment, is including being used for the oxygen deficiency pond to sewage pretreatment, connects the MBR pond that is used for sewage degradation behind the oxygen deficiency pond to and store the clean water basin after the MBR pond purifies be equipped with MBR membrane frame in the MBR pond, MBR membrane frame comprises frame and MBR diaphragm subassembly, the frame includes the tie-beam, and the integral type is equipped with the chamber that catchments in the tie-beam, the tie-beam with MBR diaphragm subassembly is the plug-in connection, and the water purification that produces after MBR diaphragm subassembly purifies flows into the clean water basin through the chamber that catchments in the tie-beam on the frame.

Compared with the prior art, the utility model has the advantages of: through the plug-in connection of the MBR membrane assembly and the frame, the single MBR membrane assembly can be quickly detached, the cleaning and maintenance can be carried out manually, and the water collecting cavity is integrated with the connecting beam in the frame, so that the connecting beam achieves the purpose of dual purposes, and the manufacturing cost is saved.

Preferably, the connection beam is connected with the MBR membrane assembly in a plug-in manner, that is, the connection beam is provided with a matching hole, and the MBR membrane assembly is provided with a plug-in post connected with the matching hole in a plug-in manner. The structure has the advantages that: simple and practical, and low manufacturing cost.

Preferably, the frame is composed of two rectangular frames and four connecting beams, and the four connecting beams connect corners of the two rectangular frames to form a whole set of rectangular frame. As a frame for fixing the MBR membrane module, this structure is advantageous in that: the water collecting cavity is simple and firm, the middle four connecting beams can be used as connecting pieces of two rectangular frames, and meanwhile, the water collecting cavity inside the water collecting cavity can also be used for conveying water flow.

Preferably, the connecting beam is a section with two closed ends and a hollow water channel inside, one surface of the section is provided with a matching hole connected with the hollow water channel inside and used for connecting an inserting column for water inlet, and the other surface of the section is provided with a water outlet flange connected with the hollow water channel inside. The structure has the advantages that: one end of the connecting beam is connected with purified water, and the other end of the connecting beam is connected with purified water through a water outlet flange or a threaded opening in a threaded manner to supply the purified water to the next procedure.

Preferably, the MBR membrane assembly consists of a water production pipe and MBR membrane tows fastened on the water production pipe, a hollow water channel is arranged in the water production pipe, and the hollow water channel is communicated with the MBR membrane tows. The structure has the advantages that: so that all water purified by the MBR membrane fiber bundles is collected into the water production pipe.

Preferably, the side surface of the water production pipe is provided with a mounting cavity, and the mounting cavity is communicated with the hollow water channel of the water production pipe. The structure has the advantages that: the installation cavity is arranged to be used for assembling plug-in parts such as plug-in posts and the like.

Preferably, the installation cavity is internally provided with an inserting column and a pressure spring which can enable the inserting column to stretch. The structure has the advantages that: the inserting column is inserted into the connecting beam under the pushing of the pressure spring, so that the rapid installation is realized; the inserting column and the compression spring can be pressed down, so that the inserting column is pulled out from the connecting beam, and quick disassembly is realized.

Preferably, the inserting column is in a step shaft shape and is divided into a thick head part and a thin head part, the inserting column is hollow inside and is used for water flowing, the thin head part is matched with the water production pipe, and the thick head part is matched with the connecting beam. The structure has the advantages that: the design of the step shaft-shaped thick and thin head enables the pressure spring to have stress points.

Preferably, the thick head part is provided with a first sealing ring, and the thin head part is provided with a second sealing ring. The structure has the advantages that: the sealing ring can simply and effectively prevent water leakage, and is designed on the inserting column, so that the processing is convenient.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:

fig. 1 is a perspective view of the MBR membrane frame of the present invention.

Fig. 2 is a perspective view of the frame of the present invention.

Fig. 3 is a schematic diagram of the MBR membrane module according to the present invention.

Fig. 4 is an enlarged view of the part a of the present invention.

Fig. 5 is an enlarged view of the portion B of the present invention.

Fig. 6 is a cross-sectional view of the post of the present invention.

FIG. 7 is a schematic diagram of the steps of a wastewater treatment process.

Description of reference numerals: 1. a frame; 2. an MBR membrane assembly; 3. a connecting beam; 4. inserting a column; 4.1, thick head; 4.2, thin head; 5. a first seal ring; 6. a water production pipe; 7. MBR membrane tows; 8. a second seal ring; 9. a pressure spring; 10. a rectangular frame; 11. a water outlet flange; 12. a mating hole; 13. a mounting cavity; 14. an anoxic tank; 15. an MBR tank; 16. a clean water tank; 17. a water collecting cavity.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "bottom", "top", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1 to 7, an MBR integrated apparatus includes an anoxic tank 14 for pre-treatment of sewage, an MBR tank 15 connected to a rear side of the anoxic tank 14 for degradation of sewage, and a clean water tank 16 for storing purified water in the MBR tank 15, wherein an MBR membrane rack is disposed in the MBR tank 15, the MBR membrane rack may select one or more groups according to a design purification capacity of the tank, the MBR membrane rack includes a frame 1 and MBR membrane assemblies 2, a plurality of groups of MBR membrane assemblies 2 may be disposed on the frame 1, the frame 1 includes a connection beam 3, a water collection chamber 17 is integrally disposed in the connection beam 3, the connection beam 3 and the MBR membrane assemblies 2 are connected in a plug-in manner, and purified water generated by the MBR membrane assemblies 2 flows into the clean water tank 16 through the water collection chamber 17 in the frame 1.

The connecting beam 3 and the MBR membrane assembly 2 are connected in a plug-in mode, a matching hole 12 is formed in the connecting beam 3, the MBR membrane assembly 2 is provided with a plug-in column 4 connected with the matching hole 12 in a plug-in mode, and the plug-in column 4 is inserted into the matching hole 12 so as to conduct water flow. Although the connection is made only by the insertion post 4 and the fitting hole 12, a conventional plug-in connection such as a card slot structure may be used as long as the water flow is conducted.

The connecting beam 3 is closed at two ends, the two ends of the connecting beam are fixed with the rectangular frame 10 in a welding or bolt connection mode, a hollow water channel is arranged inside the connecting beam 3 and used for conveying water flow, a matching hole 12 connected with the hollow water channel inside is formed in one surface of the connecting beam 3 and used for connecting a thick head portion 4.1 of the inserted column 4 for water inflow, a water outlet flange 11 connected with the hollow water channel inside is arranged on any other surface of the connecting beam, the side surface of the water outlet flange 11 needs to be mutually staggered with the side surface of the matching hole 12, the side surface of the matching hole 12 can be the side surface of the matching hole 12, and the back surface of the matching hole 12 can be used as long as the side surface is not the same, otherwise, interference exists during installation. One end of the connecting beam 3 is connected with purified water coming from the purification device, and the other end of the connecting beam is connected with the purified water through the water outlet flange 11 to convey the purified water to the next procedure. The water outlet flange 11 can be replaced by a common threaded opening as long as water flow can be conveyed.

MBR diaphragm subassembly 2 is by producing water pipe 6 and fastening a plurality of bundles MBR membrane silk bundle 7 on producing water pipe 6 and constitute, be equipped with the cavity water course in producing water pipe 6, cavity water course and 7 whole intercommunications of MBR membrane silk bundle, every bundle MBR membrane silk bundle 7 comprises a plurality of MBR membrane silk, and every MBR membrane silk is inside hollow, and average membrane pore is about 0.1 micron. The purified water flows from the hollow channel in each membrane filament to the hollow water channel in the water production pipe 6.

Produce the side of water pipe 6 and be equipped with installation cavity 13, installation cavity 13 is linked together with the cavity water course of producing water pipe 6, be equipped with in the installation cavity 13 and insert post 4 and can let the flexible pressure spring 9 of post 4 of inserting, it is the step axle form to insert the appearance of post 4, divide into thick head 4.1 and thin head 4.2, and inside cavity is used for leading to water. Thick head 4.1 is equipped with first sealing washer 5, thin head 4.2 is equipped with second sealing washer 8, the during operation, thin head and the cooperation of producing water pipe 6, thick head and the cooperation of water collecting cavity 17.

The framework 1 is composed of two rectangular frames 10 and four connecting beams 3, and the four connecting beams 3 connect the corners of the two rectangular frames 10 to form a whole set of cuboid-shaped framework 1. As the framework 1 for fixing the MBR membrane assembly 2, the four connecting beams 3 in the middle are used as connecting pieces and are also used for conveying water flow, so that the beam has two purposes, and one beam has two purposes. When the frame 1 is installed, the matching holes 12 on the surface of the connecting beam 3 are opposite in pairs, the upper two are in a group, and the lower two are in a group, and are respectively used for inserting the four inserting columns 4 of the water producing pipe 6.

When will installing MBR diaphragm assembly 2 on frame 1, make and insert post 4 and aim at mating holes 12 on the tie-beam 3 that corresponds separately, each insert can, when will dismantling, only need insert post 4 according to advancing, will insert post 4 and follow the tie-beam 3 in extract can, realize quick dismantlement.

Referring to fig. 7, the MBR integrated equipment provided in this embodiment works in such a way that sewage flows into an MBR tank 15 connected to the back of an anoxic tank 14 after passing through the anoxic tank 14 for previous treatment, most of pollutants in the sewage are removed by activated sludge in mixed liquid in the MBR tank 15, then the sewage is filtered by each bundle of MBR membrane filaments under the action of external pressure, and then purified water is obtained after filtration, flows from hollow water channels of the MBR membrane filaments to a water production pipe 6, is converged to a connection beam 3, and finally flows to a subsequent clean water tank 16 through a water outlet flange 11 on the connection beam 3.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. All changes which come within the scope of the independent claims of the invention are to be embraced within their scope.

Claims

1. The utility model provides a MBR integral type equipment, is including being used for the oxygen deficiency pond to sewage pretreatment, connects the MBR pond that is used for sewage degradation behind the oxygen deficiency pond to and store the clean water basin after the MBR pond purifies, characterized by: be equipped with MBR membrane frame in the MBR pond, MBR membrane frame comprises frame (1) and MBR diaphragm subassembly (2), frame (1) is equipped with water collecting cavity (17) including tie-beam (3), integral type in tie-beam (3), tie-beam (3) with MBR diaphragm subassembly (2) are the plug-in connection, and water collecting cavity (17) in tie-beam (3) flow into the clean water basin on frame (1) is passed through to the water purification that produces after MBR diaphragm subassembly (2) purifies.

2. The MBR integrated apparatus of claim 1, wherein: the connecting beam (3) and the MBR membrane assembly (2) are connected in a plug-in mode, a matching hole (12) is formed in the connecting beam (3), and the MBR membrane assembly (2) is provided with an inserting column (4) which is connected with the matching hole (12) in a plug-in mode.

3. The MBR integrated apparatus of claim 1, wherein: the frame (1) is composed of two rectangular frames (10) and four connecting beams (3), and the four connecting beams (3) are connected with the corners of the two rectangular frames (10) to form a whole set of rectangular frame (1).

4. The MBR integrated apparatus of claim 1 or 2, wherein: the connecting beam (3) is a section bar with two closed ends and a water collecting cavity (17) in the connecting beam, one surface of the section bar is provided with a matching hole (12) connected with the water collecting cavity (17) in the connecting beam for connecting an inserted column (4) for water inlet, and any surface of the section bar is provided with a water outlet flange (11) connected with the water collecting cavity (17) in the connecting beam.

5. The MBR integrated apparatus of claim 1, wherein: the MBR membrane component (2) is composed of a water production pipe (6) and MBR membrane tows (7) fastened on the water production pipe, a hollow water channel is arranged in the water production pipe (6), and the hollow water channel is communicated with the MBR membrane tows (7) completely.

6. The MBR integrated unit of claim 5, wherein: the side of the water production pipe (6) is provided with a mounting cavity (13), and the mounting cavity (13) is communicated with the hollow water channel of the water production pipe (6).

7. The MBR integrated unit of claim 6, wherein: the installation cavity (13) and a pressure spring (9) which can enable the inserting column (4) to stretch is arranged between the inserting columns (4).

8. The MBR integrated apparatus of claim 7, wherein: the inserted column (4) is in a step shaft shape and is divided into a thick head part (4.1) and a thin head part (4.2), the inside of the inserted column is hollow and used for water flowing, the thin head part (4.1) is matched with a water production pipe (6), and the thick head part (4.2) is matched with the connecting beam (3).

9. The MBR integrated apparatus of claim 8, wherein: thick head (4.1) is equipped with first sealing washer (5), thin head (4.2) is equipped with second sealing washer (8).