CN106430548A - MBR membrane system - Google Patents
MBR membrane system Download PDFInfo
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- CN106430548A CN106430548A CN201610788671.8A CN201610788671A CN106430548A CN 106430548 A CN106430548 A CN 106430548A CN 201610788671 A CN201610788671 A CN 201610788671A CN 106430548 A CN106430548 A CN 106430548A
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- membrane
- mbr
- diaphragm
- support bar
- positioner
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
- C02F3/1273—Submerged membrane bioreactors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses an MBR membrane element of an improved structure and an MBR membrane system with MBR membrane elements. The MBR membrane system comprises a membrane assembly horizontal placement support, and a plurality of MBR membrane assemblies are distributed on the membrane assembly horizontal placement support. Each MBR membrane assembly comprises a supporting rod of a hollow structure or solid structure, a first positioning device at one end of the supporting rod, a second positioning device at the other end of the supporting rod, and a membrane core arranged on the supporting rod and axially positioned between the first positioning device and the second positioning device. The membrane cores comprise a plurality of membrane elements sequentially arranged on the supporting rods in a sleeving mode and arranged at intervals in the axial direction of the supporting rods, and sealing devices matched with the membrane elements. Each membrane element comprises a membrane. Each membrane comprises a cavity formed between a first filtering thin film and a second filtering thin film. Anti-deviation supporting structures are arranged in the cavities.
Description
Technical field
The present invention relates to membrane bioreactor (i.e. Membrane Bio-Reactor, abbreviation MBR) technical field, especially relate to
And MBR membrane module, MBR membrane component and MBR membranous system.
Background technology
Ginseng (is called in the following text by present applicant application, Publication No. CN105617865A Chinese patent application document
Examine document) in recorded a kind of new membrane for water treatment heap of high efficiency filter, it actually belongs to immersion MBR membrane module.Reference
This MBR membrane module disclosed in document be effectively prevent between diaphragm by setting spacer web between adjacent diaphragm
Bonding, improves the service life of water treatment efficiency and diaphragm.But, setting spacer web there is a problem of hindering water flowing, and
The swing of diaphragm can not be prevented well.Additionally, the shape design of diaphragm is also unreasonable in this MBR membrane module, have impact on MBR
Effective filtration area in unit occupied area for the membrane module.
Content of the invention
The invention solves the problems that first technical problem be to provide in unit occupied area thering is larger filter area
MBR membrane module and MBR membrane component.The invention solves the problems that second technical problem be to provide to improve the MBR membrane component of structure
With the MBR membrane module with this MBR membrane component and MBR membranous system.Additionally, the invention solves the problems that the 3rd technical problem be
Offer can prevent MBR membrane module and the diaphragm edge positioner of diaphragm position swing to a certain extent.
By solving the MBR membrane module that above-mentioned first technical problem is provided, including：Support bar, described support bar is sky
Core structure or solid construction；First positioner, described first positioner is arranged on one end of support bar；Second positioning dress
Put, described second positioner is arranged on the other end of support bar；And film core, described film core is arranged on support bar simultaneously axial
It is positioned between the first positioner and the second positioner, this film core includes multiple being socketed in successively on support bar and along this
The membrane component of axially spaced-apart setting of strut and the sealing device being adapted to each membrane component respectively；Wherein, described membrane component bag
Include diaphragm, described diaphragm includes the second filtration membrane that the first filtration membrane is oppositely arranged with the first filtration membrane and by
One filtration membrane and the second filtration membrane are stacked and are formed at the cavity between the first filtration membrane and the second filtration membrane, this sky
Chamber is by through between the first filtration membrane and the second filtration membrane and for the through hole that matches with support bar and support bar
The water conservancy diversion gap conducting being formed and this through hole between, described water conservancy diversion gap is by being arranged on support bar inside and/or support bar
The flow-guiding channel on surface is turned on the delivery outlet of membrane module；Described membrane component adopts shape, rectangle diaphragm of the same size, so that
The outer of film core is formed as cuboid.
Membrane component in the MBR membrane module providing for solving above-mentioned first technical problem employs shape, size one
The rectangle diaphragm causing is so that the outer of film core is formed as cuboid.And the MBR membrane module in list of references then adopts circular film,
Thus the profile phase of its film core should be cylinder.When MBR membrane module be placed in sleeping put used under state when it is assumed that the present invention
The cuboid film core of MBR membrane module and list of references in MBR membrane module cylinder membranes core projected area in the horizontal plane
The height that identical and MBR membrane module crouches when putting is also identical, then the filter area of the MBR membrane module of the present invention is obviously greater than reference
The filter area of MBR membrane module in document.Therefore, the MBR membrane module of the present invention is civilian compared to reference in unit occupied area
Membrane module in offering can have larger filter area, and therefore work efficiency is higher.
By solving the MBR membrane component that above-mentioned first technical problem is provided, including diaphragm, described diaphragm includes the first mistake
Filter the second filtration membrane of being oppositely arranged with the first filtration membrane of thin film and being folded with the second filtration membrane by the first filtration membrane
Put and be formed at the cavity between the first filtration membrane and the second filtration membrane, this cavity is by running through the first filtration membrane and
Through hole between two filtration membranes communicates with outside diaphragm, and described diaphragm is rectangular.The diaphragm of this MBR membrane component is rectangular, will
Multiple shapes, rectangle diaphragm of the same size the outer of caudacoria core that combine is formed as cuboid.And the MBR film in list of references
Assembly then adopts circular film, thus the profile phase of its film core should be cylinder.Put to enter under state when MBR membrane module is placed in crouch
Exercise the used time it is assumed that the cuboid film core of the MBR membrane module of the present invention is existed with the cylinder membranes core of MBR membrane module in list of references
The height that projected area on horizontal plane is identical and MBR membrane module crouches when putting is also identical, then adopt the MBR membrane component of the present invention
The filter area of MBR membrane module is obviously greater than the filter area of MBR membrane module in list of references.
It is preferably to adopt square in the MBR membrane module providing for solving above-mentioned first technical problem and MBR membrane component
Shape diaphragm；The square membrane being more preferably 200 to 1000 millimeters using length or width.
In the MBR membrane module and MBR membrane component that provide for solving above-mentioned first technical problem, the cavity of described diaphragm
In anti-offset supporting construction can also be set.So, each membrane component of MBR membrane module can be tied in the anti-offset support in its diaphragm
Keep interval under the support of structure between adjacent membrane component, reduce the risk even avoiding bonding between diaphragm, improve MBR
The work efficiency of membrane module and the service life of diaphragm.Anti-offset supporting construction is built in the cavity of diaphragm, therefore diaphragm it
Between same or similar spacer web need not be set with list of references again, effectively reduce and filter the current of side and hinder；And diaphragm it
Between spacing also can suitably reduce, be conducive to increasing the filter area of membrane module further.
By solving the MBR membrane module that above-mentioned second technical problem is provided, including：Support bar, described support bar is sky
Core structure or solid construction；First positioner, described first positioner is arranged on one end of support bar；Second positioning dress
Put, described second positioner is arranged on the other end of support bar；And film core, described film core is arranged on support bar simultaneously axial
It is positioned between the first positioner and the second positioner, this film core includes multiple being socketed in successively on support bar and along this
The membrane component of axially spaced-apart setting of strut and the sealing device being adapted to each membrane component respectively；Wherein, described membrane component bag
Include diaphragm, described diaphragm includes the second filtration membrane that the first filtration membrane is oppositely arranged with the first filtration membrane and by
One filtration membrane and the second filtration membrane are stacked and are formed at the cavity between the first filtration membrane and the second filtration membrane, this sky
Chamber is by through between the first filtration membrane and the second filtration membrane and for the through hole that matches with support bar and support bar
The water conservancy diversion gap conducting being formed and this through hole between, described water conservancy diversion gap is by being arranged on support bar inside and/or support bar
The flow-guiding channel on surface is turned on the delivery outlet of membrane module；It is provided with anti-offset supporting construction in the cavity of described diaphragm.
In the MBR membrane module providing for solving above-mentioned second technical problem, its each membrane component can be in its diaphragm
Keep interval under the support of anti-offset supporting construction between adjacent membrane component, reduce and even avoid occurring bonding between diaphragm
Risk, improves the work efficiency of MBR membrane module and the service life of diaphragm.Anti-offset supporting construction is built in the cavity of diaphragm
In, same or similar spacer web need not be set with list of references therefore between diaphragm again, effectively reduce the current resistance filtering side
Hinder；And the spacing between diaphragm also can suitably reduce, be conducive to increasing filter area.
The MBR membrane component providing for solving above-mentioned second technical problem, including diaphragm, described diaphragm includes the first mistake
Filter the second filtration membrane of being oppositely arranged with the first filtration membrane of thin film and being folded with the second filtration membrane by the first filtration membrane
Put and be formed at the cavity between the first filtration membrane and the second filtration membrane, this cavity is by running through the first filtration membrane and
Through hole between two filtration membranes communicates with outside diaphragm, is provided with anti-offset supporting construction in the cavity of described diaphragm.
The MBR membrane component providing for solving above-mentioned second technical problem, anti-due to being provided with the cavity of its diaphragm
Offset supports structure, multiple MBR membrane components are combined becomes MBR membrane module, and its each membrane component is anti-bias in its diaphragm
To keep under the support moving supporting construction being spaced between adjacent membrane component, reduce the wind even avoiding bonding between diaphragm
Danger, improves the work efficiency of MBR membrane module and the service life of diaphragm.Anti-offset supporting construction is built in the cavity of diaphragm,
Same or similar spacer web need not be set with list of references therefore between diaphragm again, effectively reduce the current obstruction filtering side；
And the spacing between diaphragm also can suitably reduce, be conducive to increasing filter area.
In the MBR membrane module providing for solving above-mentioned second technical problem, preferably anti-offset supporting construction includes
Be stacked and placed on gripper shoe between the first filtration membrane and the second filtration membrane and setting on the supporting plate and with support bar cooperation
Pilot hole.Accordingly, in the MBR membrane component providing for solving above-mentioned second technical problem, preferably anti-offset support is tied
Structure includes the gripper shoe being stacked and placed between the first filtration membrane and the second filtration membrane, gripper shoe is provided with same with described through hole
The corresponding pilot hole of axle.This anti-offset supporting construction is easy to manufacture and is installed, and its thinner thickness can ensure that peace on support bar
The diaphragm quantity of dress, and also the cavity of diaphragm can be divided into parallel two cavity after gripper shoe is set, play shunting, water conservancy diversion
Effect, is conducive to improving MBR membrane module work efficiency.
In the MBR membrane module providing for solving above-mentioned second technical problem, as the side of being preferably provided with of sealing device
Formula, each membrane component be respectively provided on two sides with sealing ring；Described sealing ring include the sealing ring body being socketed on support bar and
Extruding is arranged on the sealing ring between sealing ring body and adjacent diaphragms；Gripper shoe in each membrane component diaphragm is in this membrane element
The clamping force effect of the sealing ring of part both sides is lower to be vertically arranged with support bar.Sealing is respectively provided on two sides with due to each membrane component
Ring is vertical with support bar under the clamping force effect of the sealing ring in this membrane component both sides for the gripper shoe in each membrane component diaphragm
Setting is it is ensured that the steadiness of positioning is it is ensured that the anti-offset support effect to diaphragm for the gripper shoe between gripper shoe and support bar.
The MBR membranous system providing for solving above-mentioned second technical problem, crouches including membrane module and puts support, described film group
Part crouches to put to arrange on support and is provided with multiple MBR membrane modules, and described MBR membrane module includes support bar, and described support bar is hollow
Structure or solid construction；First positioner, described first positioner is arranged on one end of support bar；Second positioner,
Described second positioner is arranged on the other end of support bar；And film core, described film core is arranged on support bar and axial direction is fixed
Between the first positioner and the second positioner, this film core includes multiple being socketed in successively on support bar and along this support
The membrane component of axially spaced-apart setting of bar and the sealing device being adapted to each membrane component respectively；Wherein, described membrane component includes
Diaphragm, described diaphragm includes the second filtration membrane that the first filtration membrane is oppositely arranged with the first filtration membrane and by first
Filtration membrane and the second filtration membrane are stacked and are formed at the cavity between the first filtration membrane and the second filtration membrane, this cavity
By through between the first filtration membrane and the second filtration membrane and for the through hole that matches with support bar and support bar and
The water conservancy diversion gap conducting being formed between this through hole, described water conservancy diversion gap is by being arranged on support bar inside and/or support bar table
The flow-guiding channel in face is turned on the delivery outlet of membrane module；It is provided with anti-offset supporting construction in the cavity of described diaphragm.Above-mentioned MBR
Membrane component in each membrane module in membranous system can under the support of the anti-offset supporting construction in its diaphragm with adjacent membrane component it
Between keep interval, reduce the risk even avoiding bonding between diaphragm, improve the work efficiency of MBR membrane module and diaphragm
Service life.Anti-offset supporting construction is built in the cavity of diaphragm, need not arrange and list of references phase therefore between diaphragm again
Same or similar spacer web, effectively reduces the current obstruction filtering side；And the spacing between diaphragm also can suitably reduce, favorably
In increase filter area.
As the improvement further to above-mentioned MBR membranous system, the membrane component in each MBR membrane module in this MBR membranous system
All using shape, rectangle diaphragm of the same size, the profile of the film core in each MBR membrane module is the consistent cuboid of specification.?
On the basis of this, the membrane component in each MBR membrane module in this MBR membranous system preferably employs square membrane of the same size.More
The square membrane being preferably 200 to 1000 millimeters using length or width, meanwhile, gripper shoe then adopts square support
Plate, the length of described square support plate or width ratio square membrane length or little 10 to the 80mm of width.
The MBR membrane module providing for solving above-mentioned 3rd technical problem, including：Support bar, described support bar is sky
Core structure or solid construction；First positioner, described first positioner is arranged on one end of support bar；Second positioning dress
Put, described second positioner is arranged on the other end of support bar；And film core, described film core is arranged on support bar simultaneously axial
It is positioned between the first positioner and the second positioner, this film core includes multiple being socketed in successively on support bar and along this
The membrane component of axially spaced-apart setting of strut and the sealing device being adapted to each membrane component respectively；Wherein, described membrane component bag
Include diaphragm, described diaphragm includes the second filtration membrane that the first filtration membrane is oppositely arranged with the first filtration membrane and by
One filtration membrane and the second filtration membrane are stacked and are formed at the cavity between the first filtration membrane and the second filtration membrane, this sky
Chamber is by through between the first filtration membrane and the second filtration membrane and for the through hole that matches with support bar and support bar
The water conservancy diversion gap conducting being formed and this through hole between, described water conservancy diversion gap is by being arranged on support bar inside and/or support bar
The flow-guiding channel on surface is turned on the delivery outlet of membrane module；Fixed at least provided with a diaphragm edge outside the side of described film core
Position device；Described diaphragm edge positioner is included being be arranged in parallel with support bar and is positioned with the first positioner and/or second
The relatively-stationary locating rod of device and setting on the securing lever and along this positioning pole length aspect arrangement positioning tooth, adjacent positioned
Formed and the one-to-one locating groove of diaphragm between tooth, the edge of each diaphragm is connected in corresponding locating groove respectively.
The diaphragm edge positioner providing for solving above-mentioned 3rd technical problem, determines with being arranged on including locating rod
The positioning tooth arranging on the bar of position and along this positioning pole length aspect, is formed between adjacent positioned tooth and is corresponded with diaphragm to be positioned
And for the locating groove in being connected to the edge of each diaphragm to be positioned respectively.
Above-mentioned diaphragm edge positioner can be by the edge of each diaphragm clamping corresponding locator card in the apparatus respectively
In groove, thus effectively being positioned to the edge of diaphragm.MBR membrane module can be by this diaphragm edge positioner and reference literary composition
The above-mentioned anti-offset supporting construction mentioned in spacer web disclosed in offering or the present invention uses cooperatively, thus more effectively preventing
Bonding between diaphragm movement, diaphragm.
Below in conjunction with the drawings and specific embodiments, the present invention is described further.The aspect that the present invention adds and
Advantage will be set forth in part in the description, and partly will become apparent from the description below, or by the practice of the present invention
Recognize.
Brief description
Fig. 1 is a kind of structural representation of MBR membrane module of the present invention.
Fig. 2 is the partial enlarged drawing at A in Fig. 1.
Fig. 3 is a kind of structural representation of MBR membrane component in MBR membrane module of the present invention.
Fig. 4 is the sectional view of B-B direction in Fig. 3.
Fig. 5 is the structural representation of gripper shoe in Fig. 3.
Fig. 6 is the partial enlarged drawing at C in Fig. 4.
Fig. 7 is the material decomposing schematic representation of MBR membrane component in MBR membrane module of the present invention.
Fig. 8 is the structural representation of diaphragm edge positioner in a kind of present invention MBR membrane module.
The axonometric chart of Fig. 9 diaphragm edge positioner.
Figure 10 is a kind of structural representation of MBR membranous system of the present invention.
In figure is labeled as：MBR membrane module 1, membrane module crouch and put support 2, support bar 100, first shaft shoulder 110, the first axle journal
111st, the first shaft shoulder cylinder screw thread 112, second shaft shoulder 120, the second axle journal 121, the second shaft shoulder cylinder screw thread 122, pod apertures
130th, the first positioner 200, the first support plate 210, plug 220, the second positioner 300, the second support plate 310, locking
Nut 320, product water swivel 330, film core 400, membrane component 410, diaphragm 411, the first filtration membrane 411a, the second filtration membrane
411b, cavity 411c, through hole 411d, anti-offset supporting construction 411e, gripper shoe 411f, pilot hole 411g, supporting network 411h, weldering
Scar 411i, sealing device 420, sealing ring 421, sealing ring body 421a, sealing ring 421b, water conservancy diversion gap 430, delivery outlet 500,
Diaphragm edge positioner 600, locating rod 610, plug 611, assure 612, positioning tooth 620, chamfering 621, locating groove 630.
Specific embodiment
MBR membrane module as shown in Figure 1, including support bar 100, the first positioner 200, the second positioner 300, film
Core 400 and delivery outlet 500, wherein, the first positioner 200 is arranged in one end of support bar 100, the second positioner
300 other ends being arranged on support bar 100, film core 400 is then arranged on support bar 100 and is axially positioned on the first positioner
200 and second between positioner 300；Delivery outlet 500 is generally located on the first positioner 200 or the second positioner 300
On；Additionally, internal and/or support bar 100 surface is additionally provided with flow-guiding channel in support bar 100, flow-guiding channel both with film core 400
Outlet turns on, and turns on the delivery outlet 500 of MBR membrane module, so as by by the water body of filtration of film core 400 output from defeated
Outlet 500 derivation MBR membrane module.Above-mentioned MBR membrane module, as immersion MBR membrane module, puts shape generally by support with sleeping
Formula is arranged in membrane bioreactor and is located at the top of aerator, and MBR membrane module immersion during use is carried out at aeration
In the sewage of reason, these sewage are filtered by film core 400 under filter pressure effect again, finally from the delivery outlet of MBR membrane module
Water body has been filtered in 500 outputs.
As shown in Fig. 2 above-mentioned film core 400 includes multiple being socketed in successively on support bar 100 and the axle along this support bar 100
The sealing device 420 being adapted to respectively to spaced membrane component 410 and with each membrane component 410.Specifically, as Fig. 2 to 6
Shown, described membrane component 410 includes diaphragm 411, and described diaphragm 411 includes the first filtration membrane 411a and the first filtration membrane
The second filtration membrane 411b that 411a is oppositely arranged and be stacked by the first filtration membrane 411a and the second filtration membrane 411b and
It is formed at the cavity 411c between the first filtration membrane 411a and the second filtration membrane 411b, this cavity 411c passes through through the
Between one filtration membrane 411a and the second filtration membrane 411b and for the through hole 411d that matches with support bar 100 and support bar
The water conservancy diversion gap 430 being formed between 100 and this through hole 411d turns on, and described water conservancy diversion gap 430 is i.e. by being arranged on support bar
100 inside and/or the flow-guiding channel on support bar 100 surface are turned on the delivery outlet 500 of MBR membrane module.
The operation principle of above-mentioned film core 400 is：Sewage to be filtered filters thin under filter pressure effect respectively from first
Film 411a and the second filtration membrane 411b penetrates into the cavity 411c between the first filtration membrane 411a and the second filtration membrane 411b
In, due to this cavity 411c and through between the first filtration membrane 411a and the second filtration membrane 411b and for and support bar
The through hole 411d conducting that 100 match, and between this through hole 411d and support bar 100, there is water conservancy diversion gap 430, therefore, ooze
The water body of filtration entering in cavity 411c will flow in water conservancy diversion gap 430, so by be arranged on support bar 100 internal and/or
The flow-guiding channel on support bar 100 surface flows to the delivery outlet 500 of MBR membrane module.It is provided with sealing device 420 due in film core 400,
Therefore, it is possible to avoid filtering interpenetrating between water body and sewage to be filtered.
Led to filter efficiency to decline due to being susceptible to bonding between diaphragm 411, the service life of diaphragm reduces in the past,
It is provided with spacer web between adjacent diaphragm 411.As shown in Fig. 2 is to 6, in this specific embodiment, setting is not spaced
Net, the substitute is and be additionally arranged anti-offset supporting construction 411e in the cavity 411c of each diaphragm 411.This specific embodiment
In concrete anti-offset supporting construction 411e adopting include being stacked and placed on the first filtration membrane 411a and the second filtration membrane 411b it
Between gripper shoe 411f and the pilot hole 411g being arranged on gripper shoe 411f in and coordinating with support bar 100.Wherein, gripper shoe
The shapes and sizes of 411f are preferably adapted with cavity 411c, so preferable to the support effect of diaphragm.Gripper shoe 411f is preferred
The flat board being 0.3 to 2 millimeter using thickness, so can ensure that the intensity ensureing gripper shoe 411f, ensures that diaphragm 411
Integral thickness is relatively thin, and then guarantees the setting quantity of support bar 100 upper diaphragm 411.Can be opened up some in gripper shoe 411f engrave
Empty hole slot, it would however also be possible to employ the flat board of solid construction is as gripper shoe 411f.When the flat board using solid construction is as support
During plate 411f, cavity 411c can essentially be divided into two and substantially separate and parallel cavity by this gripper shoe 411f, rise
To more preferable shunting, guide functions.Gripper shoe typically can adopt the rigid materials such as rigid plastics to make.
As shown in Fig. 2 in this specific embodiment, the concrete structure of sealing device 420 is：In each membrane component 410 two
Side is respectively equipped with sealing ring 421；Described sealing ring 421 includes sealing ring body 421a being socketed on support bar 100 and squeezes
Pressure is arranged on the sealing ring 421b between sealing ring body 421a and adjacent diaphragms 411；In each membrane component 410 diaphragm 411
The clamping force effect of the sealing ring 421 in this membrane component 410 both sides for gripper shoe 411f under be vertically arranged with support bar 100.Right
In above-mentioned sealing device 420, due to being respectively provided on two sides with sealing ring 420 in each membrane component 410, positioned at each membrane component 410 film
Vertical with support bar 100 under the clamping force effect of the sealing ring 420 in this membrane component 410 both sides for gripper shoe 411f in piece 411
Setting is it is ensured that the steadiness of positioning is it is ensured that gripper shoe 411f is to diaphragm 411 between gripper shoe 411f and support bar 100
Anti-offset support effect.
As shown in Fig. 1,3 and 10, in this specific embodiment, membrane component 410 in MBR membrane module all using shape,
Rectangle diaphragm 411 of the same size, so that the outer of film core 400 is formed as cuboid.Conventional MBR membrane module is then using circle at present
Shape diaphragm, thus the profile phase of its film core should be cylinder.When MBR membrane module be placed in sleeping put used under state when, false
If the cylinder membranes core of the cuboid film core of the MBR membrane module of this specific embodiment and MBR membrane module conventional at present is in water
The height that projected area in plane is identical and MBR membrane module crouches when putting is also identical, then the MBR membrane module of this specific embodiment
Filter area be obviously greater than the filter area of at present conventional MBR membrane module.Therefore, the MBR film of this specific embodiment
Assembly can have larger filter area in unit occupied area, and work efficiency is higher.Particularly illustrate containing multiple in Figure 10
The MBR membranous system of MBR membrane module, from figure, it is apparent that MBR membranous system includes, membrane module is sleeping to put support 2, described film group
Part crouches to put to arrange on support 2 and is provided with multiple MBR membrane modules 1.These MBR membrane modules 1 are all put state alignment in crouching and are arranged on film
Assembly crouches and puts on support 2, in addition, the lower section of MBR membrane module 1 is provided with aerator (not shown).During use these
MBR membrane module 1 immersion carries out in the sewage of Air Exposure, and these sewage pass through each MBR film group again under filter pressure effect
The film core 400 of part 1 filters, and finally exports from the delivery outlet 500 of MBR membrane module 1 and filters water body.
As shown in Fig. 3 is to 6, in this specific embodiment, membrane component 410 preferably employs square membrane of the same size
411, so compare and be easy to diaphragm 411 and manufacture.In general, membrane component 410 can be 200 to 1000 millimeters using length or width
Square membrane 411, the square membrane 411 being again wherein 300 to 500 millimeters with length or width is preferred.From diaphragm 411
For the angle manufacturing, preferably the corner of diaphragm 411 is disposed as fillet；When diaphragm 411 is square membrane 411, circle
The radius at angle is advisable with the length of square membrane 411 or the ratio 0.02 to 0.08 of width.This is because, diaphragm to be constituted
411, the edge of the edge of the first filtration membrane 411a and the second filtration membrane 411b must be joined and be integrated, so
Just enable to seal.In general, the edge of the edge of the first filtration membrane 411a and the second filtration membrane 411b is by heat
Process technology fusion is integrated, the part of the edge fusion of the edge of the first filtration membrane 411a and the second filtration membrane 411b
Form crator 411i.The corner of diaphragm 411 is disposed as fillet, the crator 411i at these fillet positions is smoothed with fillet
Cross it is ensured that the sealing effectiveness of 411 4 jiaos of diaphragm.By the radius of fillet and the length of square membrane 411 or the ratio of width
It is set to 0.02 to 0.08, both ensure that the sealing of 411 4 jiaos of diaphragm, the radius simultaneously also avoiding fillet is excessive and reduces diaphragm
411 filter area.
Embodiment 1
MBR membrane module as shown in Figures 1 to 6, its membrane component 410 adopts shape, square membrane of the same size 411.
The length of diaphragm 411 or width are 320 millimeters.The corner of diaphragm 411 is all set to the fillet of 15 millimeters of radius.In diaphragm 411
The heart is provided with through hole 411d.It is provided with gripper shoe 411f that one piece of thickness is 1.2 millimeters, described support in the cavity 411c of diaphragm 411
Plate 411f is foursquare solid panel, and the corner of gripper shoe 411f is respectively equipped with chamfering.The center of gripper shoe 411f is provided with dress
Distribution 411g, pilot hole 411g is coaxially disposed with through hole 411d.The length of this square support plate 411f or width ratio square
Diaphragm 411 length or the little 20mm of width, to reserve the position of crator 411i.Above-mentioned diaphragm 411 is in the first filtration membrane
After gripper shoe 411f and the second filtration membrane 411b are stacked successively on 411a, then the edge and second by the first filtration membrane 411a
The edge hot-working fusion of filtration membrane 411b is made.By the edge of the first filtration membrane 411a and the second filtration membrane 411b
The method of edge hot-working fusion is existing, therefore repeats no more.
In the MBR membrane module of embodiment 1, support bar 100 is the body of a hollow, along support bar 100 on support bar 100
Axially spaced-apart offer multiple pod apertures 130.Sealing ring body 421a of each sealing ring 421 is coordinated with support bar 100 gap,
Simultaneously as the water conservancy diversion gap 430 being formed between the through hole 411d of each diaphragm 411 and support bar 100 and this through hole 411d is led
Logical, then, the fit clearance between these water conservancy diversion gaps 430 and sealing ring body 421a and support bar 100 is the formation of turning on
Stream (being arranged on the flow-guiding channel on support bar 100 surface), in order to filtered on water body guiding support bar 100 each
Pod apertures 130, in the body subsequently into support bar 100.
In the MBR membrane module of embodiment 1, the first positioner 200 includes the first support plate 210 and plug 220, and second is fixed
Position device 300 includes the second support plate 310, locking nut 320 and produces water swivel 330.For more preferable and the first positioner
200 and second positioner 300 be attached the using effect it is ensured that good, on support bar 100 be used for and first positioning dress
The one end putting 200 connections is provided with first shaft shoulder 110, and the end face of first shaft shoulder 110 is provided with the first axle journal 111, first shaft shoulder 110
Cylinder be provided with the first shaft shoulder cylinder screw thread 112；The one end being used on support bar 100 being connected with the second positioner 300 is set
There is second shaft shoulder 120, the end face of second shaft shoulder 120 is provided with the second axle journal 121, and the cylinder of second shaft shoulder 120 is provided with second
Shaft shoulder cylinder screw thread 122.
Above-mentioned first positioner 200, the second positioner 300 and the connected mode of support bar 100 are：First support plate
Threaded on 210 cylinders being sleeved on first shaft shoulder 110 and with the first shaft shoulder cylinder screw thread 112, plug 220 is sleeved on first
Threaded on axle journal 111 and with the first support plate 210, between the cylinder of the first support plate 210 and first shaft shoulder 110 and stifled
220 and first are equipped with sealing ring between axle journal 111；On second support plate 310 suit support bar 100, produce 330 sets of water swivel
It is contained on the cylinder of second shaft shoulder 120 and the second axle journal 121 and threaded with the second shaft shoulder cylinder screw thread 122, locking screw
Female 320 are sleeved on the cylinder of second shaft shoulder 120 and are located at the second support plate 310 and produce between water swivel 330, locking nut
320 are equally threadeded with the second shaft shoulder cylinder screw thread 122, between the second support plate 310 and support bar 100 and produce water swivel
330 and second are equipped with sealing ring between axle journal 121.
After above-mentioned first positioner 200, the second positioner 300 are connected with support bar 100, the first support plate 210 He
Respectively to film core 400 direction axial compression film core 400, wherein, the first support plate 210 compression contacts second support plate 310
Sealing ring 421, the second support plate 310 sealing ring 421 of contacting of compression is so that each membrane component 410 in film core 400
Diaphragm 411 is clamped by the sealing ring 42 of this membrane component 410 both sides.And in the first positioner 200 and the second positioner 300
On the basis of said structure, enter the water body of filtration in the body of support bar 100 and finally will flow from producing water swivel 330
Go out.
Embodiment 2
The support bar 100 of embodiment 1 is replaced with solid hopkinson bar.On this basis, the structure of the second positioner 300 is entered
Row is corresponding to be adjusted, so that the stream that the fit clearance between water conservancy diversion gap 430 and sealing ring body 421a and support bar 100 is formed
Water body is filtered directly from the second of the second positioner 300 in road (being arranged on the flow-guiding channel on support bar 100 surface)
Flow out in support plate 310.Specific practice is to arrange pod apertures and outlet in the second support plate 310, by pod apertures be arranged on
The flow-guiding channel on support bar 100 surface turns on.
Embodiment 3
As shown in Fig. 6 is to 7, the diaphragm 411 of embodiment 1 is improved, specifically in the first filtration membrane 411a
The inner side of side and the second filtration membrane 411b is respectively provided with supporting network 411h.As shown in fig. 7, improve after diaphragm 411 be
Supporting network 411h, gripper shoe 411f, supporting network 411h and the second filtration membrane 411b are stacked successively on the first filtration membrane 411a
Afterwards, then by the edge hot-working fusion at the edge of the first filtration membrane 411a and the second filtration membrane 411b make, and first
The edge of the supporting network 411h inside filtration membrane 411a and the supporting network 411h inside the second filtration membrane 411b preferably together with
In conjunction with crator 411i.Supporting network 411h can support the first filtration membrane 411a and the second filtration membrane 411b further,
Can preferably prevent diaphragm 411 from deforming when using cooperatively with gripper shoe 411f；In addition, supporting network 411h serves certain leading
Stream acts on, and is favorably improved filter effect.In the present embodiment, the aperture of supporting network 411h is 30 to 40 mesh, not only convection cell resistance
Little, and water conservancy diversion effect is significant.
Embodiment 4
As shown in Fig. 1,8 and 9, on the basis of embodiment 1, outside the relative two sides of its film core 400, it is respectively provided with two
Bar diaphragm edge positioner 600, two diaphragm edge positioners 600 outside film core 400 same side are symmetrical
It is arranged at the both sides of film core 400 central axis；Described diaphragm edge positioner 600 includes be arrangeding in parallel with support bar 100
Locating rod 610 and the positioning tooth 620 being arranged in locating rod 610 and arranging along this locating rod 610 length aspect, described locating rod
610 two ends are separately mounted on the first positioner 200 and the second positioner 300, between adjacent positioned tooth 620 formed with
The one-to-one locating groove 630 of diaphragm 411, the edge of each diaphragm 411 is connected in corresponding locating groove 630 respectively.?
In the present embodiment, the depth of described locating groove 630 is set to 20 millimeters, can reach preferably diaphragm locating effect.Additionally,
The top of each positioning tooth 620 is located at and is additionally provided with chamfering 621, so that locating groove 630 and diaphragm at the notch of locating groove 630
During 411 cooperation, the edge of diaphragm 411 can be easily inserted into locating groove 630.The present embodiment increases on the basis of embodiment 1
Above-mentioned diaphragm edge positioner 600, can position to each diaphragm 411, film when controlling work well further
The swing of piece 411 edge；Gripper shoe 411f in this diaphragm edge positioner 600 and diaphragm 411 can jail after using cooperatively
Jail holds on diaphragm 411, and diaphragm edge positioner 600 hinders very little to current.
Embodiment 5
On the basis of embodiment 4, its diaphragm edge positioner 600 is improved.Diaphragm edge positioning after improvement
In device 600, positioning tooth 620 is made by elastomeric material, with diaphragm after contact due to rubber surface softness and with diaphragm 411
There is between 411 larger frictional resistance, both will not damage diaphragm 411 simultaneously and can preferably limit diaphragm 411 movement.This
Outward, diaphragm edge positioner 600 locating rod additionally uses 610 and includes plug 611 and be enclosed within and assure 612 on plug 611
Socket joint type structure, is wherein assured 612 and is made up of rubber and is integrally formed with positioning tooth 620, so both ensure that diaphragm edge was fixed
The intensity of position device 600 in turn ensure that the convenience of the manufacture of positioning tooth 620.
Embodiment 6
On the basis of embodiment 4, anti-offset supporting construction 411e in its each membrane component 410 is cancelled, make diaphragm
411 are only positioned by diaphragm edge positioner 600.
Claims (10)
1.MBR membranous system, crouches including membrane module and puts support (2), described membrane module crouch put the upper arrangement of support (2) be provided with multiple
MBR membrane module (1), described MBR membrane module (1) includes：
Support bar (100), described support bar (100) is hollow-core construction or solid construction；
First positioner (200), described first positioner (200) is arranged on one end of support bar (100)；
Second positioner (300), described second positioner (300) is arranged on the other end of support bar (100)；And
Film core (400), described film core (400) be arranged on support bar (100) upper and be axially positioned on the first positioner (200) and
Between second positioner (300), this film core (400) includes multiple support bars (100) that are socketed in successively above and along this support bar
(100) the membrane component (410) of axially spaced-apart setting and the sealing device (420) being adapted to each membrane component (410) respectively；
Described membrane component (410) includes diaphragm (411), and described diaphragm (411) includes the first filtration membrane (411a) and the first mistake
Filter thin film (411a) the second filtration membrane (411b) of being oppositely arranged and thin with the second filtration by the first filtration membrane (411a)
Film (411b) is stacked and is formed at the cavity (411c) between the first filtration membrane (411a) and the second filtration membrane (411b), should
Cavity (411c) pass through through between the first filtration membrane (411a) and the second filtration membrane (411b) and be used for and support bar
(100) the water conservancy diversion gap (430) being formed between the through hole (411d) matching and support bar (100) and this through hole (411d) is led
Logical, described water conservancy diversion gap (430) by be arranged on that support bar (100) is internal and/or the flow-guiding channel on support bar (100) surface with
Delivery outlet (500) conducting of MBR membrane module；
It is characterized in that：It is provided with anti-offset supporting construction (411e) in the cavity (411c) of described diaphragm (411).
2. MBR membranous system as claimed in claim 1 it is characterised in that：Described anti-offset supporting construction (411e) includes stacked
Gripper shoe (411f) between the first filtration membrane (411a) and the second filtration membrane (411b) and be arranged on gripper shoe
(411f) pilot hole (411g) that is upper and coordinating with support bar (100).
3. MBR membranous system as claimed in claim 2 it is characterised in that：It is characterized in that：The shape of described gripper shoe (411f)
It is adapted with cavity (411c) with size.
4. MBR membranous system as claimed in claim 2 it is characterised in that：Described gripper shoe (411f) be a thickness be 0.3 to
2 millimeters of flat board.
5. MBR membranous system as claimed in claim 2 it is characterised in that：Described gripper shoe (411f) is the solid knot of employing
The flat board of structure.
6. MBR membranous system as claimed in claim 2 it is characterised in that：Described gripper shoe (411f) is made using rigid material.
7. MBR membranous system as claimed in claim 2 it is characterised in that：Each membrane component (410) be respectively provided on two sides with sealing ring
(421)；Described sealing ring (421) includes the sealing ring body (421a) being socketed on support bar (100) and extruding is arranged on
Sealing ring (421b) between sealing ring body (421a) and adjacent diaphragms (411)；Positioned at each membrane component (410) diaphragm (411)
In the sealing ring (421) in this membrane component (410) both sides for the gripper shoe (411f) clamping force effect lower vertical with support bar (100)
Straight setting.
8. MBR membranous system as claimed in claim 1 or 2 it is characterised in that：Membrane component (410) in each MBR membrane module is all adopted
With shape, rectangle diaphragm of the same size (411), the profile of the film core (400) in each MBR membrane module is the consistent rectangle of specification
Body.
9. MBR membranous system as claimed in claim 8 it is characterised in that：Described membrane component (410) adopts pros of the same size
Shape diaphragm (411).
10. MBR membranous system as claimed in claim 9 it is characterised in that：Described membrane component (410) using length or width is
200 to 1000 millimeters of square membrane (411)；Described gripper shoe (411f) is square support plate, described square support
The length of plate or width ratio square membrane (411) length or little 10 to the 80mm of width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610788671.8A CN106430548A (en) | 2016-08-31 | 2016-08-31 | MBR membrane system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610788671.8A CN106430548A (en) | 2016-08-31 | 2016-08-31 | MBR membrane system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106430548A true CN106430548A (en) | 2017-02-22 |
Family
ID=58165323
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610788671.8A Pending CN106430548A (en) | 2016-08-31 | 2016-08-31 | MBR membrane system |
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| Country | Link |
|---|---|
| CN (1) | CN106430548A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201578997U (en) * | 2010-01-22 | 2010-09-15 | 苏州膜华材料科技有限公司 | Flat plate type membrane component for membrane bioreactor |
-
2016
- 2016-08-31 CN CN201610788671.8A patent/CN106430548A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201578997U (en) * | 2010-01-22 | 2010-09-15 | 苏州膜华材料科技有限公司 | Flat plate type membrane component for membrane bioreactor |
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Application publication date: 20170222 |