CN208022778U - anaerobic membrane bioreactor - Google Patents
anaerobic membrane bioreactor Download PDFInfo
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- CN208022778U CN208022778U CN201820314903.0U CN201820314903U CN208022778U CN 208022778 U CN208022778 U CN 208022778U CN 201820314903 U CN201820314903 U CN 201820314903U CN 208022778 U CN208022778 U CN 208022778U
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Abstract
The utility model discloses a kind of anaerobic membrane bioreactors, the circulating pump being connected including anaerobic pond and respectively with the anaerobic pond and suction pump, further include back wash tank and backwashing pump, the water inlet end of the backwashing pump is connected with the back wash tank, the water outlet of the backwashing pump is connected with the anaerobic pond, parallel is furnished with several membrane modules successively in the anaerobic pond, and the membrane module includes support plate and plate membrane disposed in parallel.The membrane module cleaning of the anaerobic membrane bioreactor is more efficiently thorough.
Description
Technical field
The utility model is related to stain disease processing equipment technical field, more particularly to a kind of anaerobic membrane bioreactor.
Background technology
MBR, that is, membrane bioreactor (Membrane Bio-Reactor) is a kind of uses at membrane separation technique and biology
A kind of novel waste water treatment system that reason technology is combined is obtained with the advantages that its floor space small and stable effluent quality
It applies more and more widely.Membrane bioreactor is generally divided into anaerobic membrane bioreactor and aerobic membrane bioreactor, wherein
Anaerobic membrane bioreactor is a kind of novel water technology for being combined membrane separation technique with anaerobic bio-treated unit, should
Anaerobic Microbiological Treatment Technology is with good investment, low energy consumption, recoverable biogas energy, load are high, production mud is few, resistance to punching retaining for technology
On the basis of many advantages, such as hitting load, membrane module is introduced, also brings series of advantages, such as：Biochemical effects are good, and producing water water quality is good
And stablize etc., it has broad application prospects.
At present in the practical application of anaerobic membrane bioreactor, its membrane separating effect and equipment stable and high effective operation are influenced
Principal element membrane pollution problem, and since the self structure of anaerobic membrane bioreactor is limited, can not use with it is aerobic
The identical aeration Purge methods of membrane bioreactor carry out Membrane cleaning and dirt cleaning, this undoubtedly constrains anaerobic membrane biological reaction
The working efficiency and service life of device, and have an adverse effect to its water body treatment effect.
Therefore, how efficiently thoroughly to implement cleaning to the membrane module of anaerobic membrane bioreactor is those skilled in the art
The important technological problems solved are needed at present.
Utility model content
The purpose of this utility model is to provide a kind of anaerobic membrane bioreactor, the membrane module of the anaerobic membrane bioreactor
Cleaning is more efficiently thorough.
In order to solve the above technical problems, the utility model provides a kind of anaerobic membrane bioreactor, including anaerobic pond and
The circulating pump being connected respectively with the anaerobic pond and suction pump further include back wash tank and backwashing pump, the water inlet of the backwashing pump
End is connected with the back wash tank, and the water outlet of the backwashing pump is connected with the anaerobic pond, is put down successively in the anaerobic pond
Row is placed with several membrane modules, and the membrane module includes support plate and plate membrane disposed in parallel.
Preferably, sweat soldering sealing is fixed between the outer edge of the support plate and the outer edge of the plate membrane,
The support plate is provided with several boss in the one side of the plate membrane, Nian Jie solid between the boss and the plate membrane
It is fixed.
Preferably, the top of the boss has bonding platform, is coated on the bonding platform and matches with the plate membrane
The adhesive linkage of conjunction.
Preferably, the adhesive linkage is polyurethane glue coating.
Preferably, the boss is laser engraving molded part.
Preferably, the discharge ends of the suction pump are connected with the back wash tank.
Preferably, it is respectively communicated between the backwashing pump and the anaerobic pond, between the anaerobic pond and the suction pump
There is pressure gauge.
Relatively above-mentioned background technology, anaerobic membrane bioreactor provided by the utility model, in the course of work, generally
Under operating mode, the normal operation of circulating pump and suction pump is kept, to fully stir the activated sludge in anaerobic pond by circulating pump
It mixes, so that anaerobic bacteria fully reacts with the organic matter in sewage, while by suction pump being extracted from anaerobic pond water purification out and defeated
It send to device external so that centralized recovery recycles；When adhering to more dirt at membrane module, closes suction pump and open backwash
Pump, the water in back wash tank is injected via backwashing pump in anaerobic pond at this time, and is inversely passed through in membrane module by the production water end (W.E.) of membrane module,
Flow is discharged by the water intake end of membrane module later, to which the pollutant of fenestra of membrane module surface and plate membrane etc. siltation is fast
Speed is thoroughly removed, and realizes that the high-efficiency cleaning of membrane module rinses.
In another preferred embodiment of the utility model, the outer edge of the outer edge of the support plate and the plate membrane
Sweat soldering sealing is fixed between portion, and the support plate is provided with several boss, the boss in the one side of the plate membrane
It is adhesively fixed between the plate membrane.By being adhesively fixed between the boss and plate membrane, and coordinate outer between support plate and plate membrane
The sweat soldering of edge department is fixed, and has been fully ensured that the assembly intensity between support plate and plate membrane, has been made the entirety of the membrane module
Structure is relatively reliable, and impact resistance is stronger, so as to fully adapt to implement cleaning process to membrane module by back flush
In water impact, ensure the overall structure stability and operational efficiency of the anaerobic membrane bioreactor.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is by a kind of structural schematic diagram for the anaerobic membrane bioreactor that specific implementation mode provides of the utility model；
Fig. 2 is the structural schematic diagram of the support plate part of membrane module in Fig. 1；
Fig. 3 is the structural schematic diagram of projection section in Fig. 2；
Fig. 4 is by a kind of flow for the anaerobic membrane bioreactor application method that specific implementation mode provides of the utility model
Figure.
Specific implementation mode
The core of the utility model is to provide a kind of anaerobic membrane bioreactor, the membrane module of the anaerobic membrane bioreactor
Cleaning is more efficiently thorough.
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in further detail for mode.
It please refers to Fig.1 to Fig. 3, Fig. 1 is by a kind of anaerobic membrane biological reaction that specific implementation mode provides of the utility model
The structural schematic diagram of device；Fig. 2 is the structural schematic diagram of the support plate part of membrane module in Fig. 1；Fig. 3 is projection section in Fig. 2
Structural schematic diagram.
In a specific embodiment, anaerobic membrane bioreactor provided by the utility model, including anaerobic pond 11 and
The circulating pump 111 being connected respectively with anaerobic pond 11 and suction pump 112 further include back wash tank 12 and backwashing pump 121, backwashing pump
121 water inlet end is connected with back wash tank 12, and the water outlet of backwashing pump 121 is connected with anaerobic pond 11, in anaerobic pond 11 successively
Parallel is furnished with several membrane modules 14, and membrane module 14 includes support plate 141 disposed in parallel and plate membrane (not shown).
In the course of work, under general operating mode, the normal operation of circulating pump 111 and suction pump 112 is kept, to pass through cycle
Activated sludge in anaerobic pond 11 is sufficiently stirred by pump 111, so that anaerobic bacteria fully reacts with the organic matter in sewage, is led to simultaneously
Suction pump 112 is crossed to extract the water purification in anaerobic pond 11 out and be delivered to device external so that centralized recovery recycles；Work as membrane module
When adhering to more dirt at 14, closes suction pump 112 and open backwashing pump 121, the water in back wash tank 12 is via backwashing pump at this time
It in 121 injection anaerobic ponds 11, and is inversely passed through in membrane module 14 by the production water end (W.E.) of membrane module 14, flow is by membrane module 14 later
Water intake end is discharged, real to quickly thoroughly remove the pollutant of fenestra of 14 surface of membrane module and plate membrane etc. siltation
The high-efficiency cleaning of existing membrane module 14 rinses.
It should be noted that water (flow) direction when the above-mentioned back flush operation implemented to membrane module 14 by backwashing pump 121
It is opposite with water (flow) direction at membrane module 14 is flowed through under equipment normal operating condition, that is, under equipment normal operating condition, follow
Ring pumps and suction pump is opened, and flow is passed through via the water intake end of membrane module 14 in membrane module 14, and by the production water end (W.E.) of membrane module 14
Discharge；When implementing back flush to membrane module 14, suction pump is closed, open backwashing pump and keeps the normal operation of circulating pump, this
Shi Shuiliu is passed through via the production water end (W.E.) of membrane module 14 in membrane module 14, and is discharged by the water intake end of membrane module 14.
Further, sweat soldering sealing is fixed between the outer edge 142 and the outer edge of plate membrane of support plate 141,
Support plate 141 is provided with several boss 143 in the one side of plate membrane, is adhesively fixed between boss 143 and plate membrane.By this
It is adhesively fixed between boss 143 and plate membrane, and the sweat soldering of outer edge between support plate 141 and plate membrane is coordinated to fix, fill
Divide the assembly intensity that ensure that between support plate 141 and plate membrane, keeps the overall structure of membrane module relatively reliable, impact resistance is more
By force, so as to fully adapt to implement membrane module by back flush the water impact in cleaning process, ensure the anaerobism
The overall structure stability and operational efficiency of membrane bioreactor.
It should be noted that above-mentioned boss 143 can effectively support plate membrane, ensure the diaphragm and branch of plate membrane
Spacing between 141 agent structure of fagging, in case 14 internal cause negative-pressure ward phenomenon of membrane module leads to the film of plate membrane when equipment is run
Piece fits in support plate 141, to ensure the working effect of membrane module 14, and avoids pasting because of diaphragm and support plate 141
Draw resistance increases phenomenon caused by conjunction, ensures equipment overall operation efficiency.
Specifically, the top of boss 143 has bonding platform 144, is bonded to be coated on platform 144 and coordinates with plate membrane
Adhesive linkage.In practical application, which can ensure boss 143 and being fully bonded between plate membrane, and then ensure two
Bonding reliability between person and assembly intensity, meanwhile, which can avoid gluing
Binding structure generates interference to the agent structure of boss 143, ensures the structural stability of boss 143.
More specifically, adhesive linkage is polyurethane glue coating.The impact endurance test shock tolerance of this kind of polyurethane glue coating compared with
Good, fatigue strength is higher, and peel strength is very high, can fully ensure that the adhesive strength between plate membrane and boss 143, described in raising
The whole assembly reliability and shock resistance of membrane module, to ensure the smooth implementation of back flush operation.
In addition, boss 143 is laser engraving molded part.The good forming effect of the laser engraving technique, process implementing process
It is safe and efficient, Abnormal damage or other adverse effects will not be generated to the agent structure of support plate 141.
This programme for ease of understanding makees appropriate illustrate such as in conjunction with content above to the production technology of membrane module in the application
Under：
Several boss 143 with bonding platform 144 are processed in support plate 141 by laser engraving technique, later
Polyurethane glue uniformly coated using brush coating roller to bonding platform 144, ensures that glue quantity disclosure satisfy that and be reliably bonded
It needs；Later, the plate membrane cut contraposition is conformed in support plate 141, the outer edge of alignment support plate 141 and plate membrane
The sealing wire at place, and flattened the diaphragm of plate membrane using soft roll, to ensure that the glue coat on bonding platform 144 can
Come into full contact with the diaphragm of plate membrane and reliably it is Nian Jie fitting；Finally, by sweating welder by the surrounding edge portion of plate membrane
Each edge department sweat soldering with support plate 141 is structure as a whole, and ensures the sealing structure at the two edge department, and avoid welding
The production group of single membrane module 14 can be completed there are solder skip or welding over-education phenomenon in place after confirming above-mentioned process implementing
Dress.
On the other hand, the discharge ends of suction pump 112 are connected with back wash tank 12.The connectivity structure enables to anaerobic pond 11
Surface layer can inject centralized recovery in back wash tank 12 via the water purification that suction pump 112 is extracted, so that follow-up backwashing pump 121 is implemented instead
It is anti-to effectively increase the anaerobic membrane biosystem to can directly use the recycle-water stored in back wash tank 12 when rinsing operation
The resource utilization for answering device reduces its resource loss.
In addition, being respectively communicated with pressure gauge between backwashing pump 121 and anaerobic pond 11, between anaerobic pond 11 and suction pump 112
113.Staff can understand the water flow pressure in each pump housing and its respective line in real time by each pressure gauge 113, with accordingly
Judge current device operating status, judges the dirt at membrane module 14 especially by the swabbing pressure incrementss in respective line
Object siltation some retardation ensures the efficiently smooth operation of membrane module 14, can also implement phase to implement back flush operation in time
Adjustment is closed to ensure that the anaerobic membrane bioreactor disclosure satisfy that currently practical operating mode needs.
Referring to FIG. 4, Fig. 4 is used by a kind of anaerobic membrane bioreactor that specific implementation mode provides of the utility model
The flow chart of method.
In a specific embodiment, anaerobic membrane bioreactor application method provided by the utility model, for as above
Anaerobic membrane bioreactor described in text, including：
Step 101, circulating filtration：
Circulating pump 111 and suction pump 112 are opened, and the activated sludge in anaerobic pond 11 can be sufficiently stirred by circulating pump 111,
The organic matter in anaerobic bacteria and sewage is set fully to react, suction pump 112 extracts water purification out from anaerobic pond 11, to realize water purification
Recycling.
Step 102, reverse cleaning：
When membrane module 14 occur dirt siltation or suction pump 112 work after a certain period of time, close suction pump 112, Zhi Houkai
Backwashing pump 121 is opened by the water injection anaerobic pond 11 in back wash tank 12, the outlet pressure of backwashing pump 121 is utilized at this time, by water
Miscarriage is passed through by the water end (W.E.) of membrane module 14 and passes through membrane module 14, and flow is discharged from the water intake end of membrane module 14 later, thus will
The pollutant accumulated in the fenestra of 14 surface of membrane module and plate membrane washes out, and realizes the cleaning of membrane module 14.
Step 103, repetitive cycling：
It waits for that the cleaning of membrane module 14 finishes or backwashing pump 121 is closed in the work of backwashing pump 121 after a certain period of time, reopens later
Suction pump 112, can be in equipment running process later to restore the accidental conditions of the anaerobic membrane bioreactor
Work is alternately opened and closed according to actual condition control and suck pump 112 and backwashing pump 121, to realize the efficient thorough cleaning of membrane module 14
And ensure system continuous and steady operation.
In summary, the anaerobic membrane bioreactor provided in the utility model, including anaerobic pond and respectively with it is described
The circulating pump and suction pump that anaerobic pond is connected, further include back wash tank and backwashing pump, the water inlet end of the backwashing pump with it is described anti-
Cleaning of evaporator is connected, and the water outlet of the backwashing pump is connected with the anaerobic pond, if parallel is furnished with successively in the anaerobic pond
Dry film component, the membrane module include support plate and plate membrane disposed in parallel.Under general operating mode, circulating pump and suction pump are kept
Normal operation, to being sufficiently stirred the activated sludge in anaerobic pond by circulating pump, so that anaerobic bacteria and having in sewage
Machine object fully reacts, while extracting the water purification in anaerobic pond out by suction pump and being delivered to device external so as to centralized recovery again
It utilizes；When adhering to more dirt at membrane module, closes suction pump and open backwashing pump, the water in back wash tank is via backwash at this time
It in pump injection anaerobic pond, and is inversely passed through in membrane module by the production water end (W.E.) of membrane module, flow is arranged by the water intake end of membrane module later
Go out, to quickly thoroughly remove the pollutant of fenestra of membrane module surface and plate membrane etc. siltation, realizes membrane module
High-efficiency cleaning rinses.
Anaerobic membrane bioreactor provided by the utility model is described in detail above.Tool used herein
Body example is expounded the principles of the present invention and embodiment, and the explanation of above example is only intended to help to understand
The method and its core concept of the utility model.It should be pointed out that for those skilled in the art, not taking off
Under the premise of from the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification
It also falls into the protection domain of the utility model claims.
Claims (7)
1. a kind of anaerobic membrane bioreactor, it is characterised in that：It is connected including anaerobic pond and respectively with the anaerobic pond
Circulating pump and suction pump further include back wash tank and backwashing pump, and the water inlet end of the backwashing pump is connected with the back wash tank, described
The water outlet of backwashing pump is connected with the anaerobic pond, and parallel is furnished with several membrane modules, the film successively in the anaerobic pond
Component includes support plate and plate membrane disposed in parallel.
2. anaerobic membrane bioreactor as described in claim 1, it is characterised in that：The outer edge of the support plate with it is described
Sweat soldering sealing is fixed between the outer edge of plate membrane, and the support plate is provided with several in the one side of the plate membrane
Boss is adhesively fixed between the boss and the plate membrane.
3. anaerobic membrane bioreactor as claimed in claim 2, it is characterised in that：The top of the boss has bonding flat
Platform, it is described to be bonded the adhesive linkage for being coated on platform and coordinating with the plate membrane.
4. anaerobic membrane bioreactor as claimed in claim 3, it is characterised in that：The adhesive linkage applies for polyurethane glue
Layer.
5. anaerobic membrane bioreactor as claimed in claim 2, it is characterised in that：The boss is laser engraving molded part.
6. anaerobic membrane bioreactor as described in claim 1, it is characterised in that：The discharge ends of the suction pump with it is described anti-
Cleaning of evaporator is connected.
7. anaerobic membrane bioreactor as described in claim 1, it is characterised in that：The backwashing pump and the anaerobic pond it
Between, between the anaerobic pond and the suction pump be respectively communicated with pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820314903.0U CN208022778U (en) | 2018-03-07 | 2018-03-07 | anaerobic membrane bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820314903.0U CN208022778U (en) | 2018-03-07 | 2018-03-07 | anaerobic membrane bioreactor |
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| Publication Number | Publication Date |
|---|---|
| CN208022778U true CN208022778U (en) | 2018-10-30 |
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ID=63905500
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820314903.0U Active CN208022778U (en) | 2018-03-07 | 2018-03-07 | anaerobic membrane bioreactor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108178298A (en) * | 2018-03-07 | 2018-06-19 | 中科瑞阳膜技术（北京）有限公司 | Anaerobic membrane bioreactor and its application method |
| CN109704459A (en) * | 2018-12-10 | 2019-05-03 | 智造起源科技有限公司 | A kind of anaerobic membrane bioreactor |
-
2018
- 2018-03-07 CN CN201820314903.0U patent/CN208022778U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108178298A (en) * | 2018-03-07 | 2018-06-19 | 中科瑞阳膜技术（北京）有限公司 | Anaerobic membrane bioreactor and its application method |
| CN109704459A (en) * | 2018-12-10 | 2019-05-03 | 智造起源科技有限公司 | A kind of anaerobic membrane bioreactor |
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