CN109663506A - A kind of regular polygon hollow fiber film assembly and its manufacturing method - Google Patents
A kind of regular polygon hollow fiber film assembly and its manufacturing method Download PDFInfo
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- CN109663506A CN109663506A CN201810933681.5A CN201810933681A CN109663506A CN 109663506 A CN109663506 A CN 109663506A CN 201810933681 A CN201810933681 A CN 201810933681A CN 109663506 A CN109663506 A CN 109663506A
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- 239000012510 hollow fiber Substances 0.000 title claims abstract description 88
- 238000004519 manufacturing process Methods 0.000 title claims description 14
- 239000012528 membrane Substances 0.000 claims abstract description 144
- 239000000835 fiber Substances 0.000 claims abstract description 70
- 239000003566 sealing material Substances 0.000 claims abstract description 24
- 235000012489 doughnuts Nutrition 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims description 35
- 239000000499 gel Substances 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 12
- 239000000565 sealant Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 239000002808 molecular sieve Substances 0.000 claims description 10
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 10
- 229910010293 ceramic material Inorganic materials 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 4
- 229910052863 mullite Inorganic materials 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 229910052593 corundum Inorganic materials 0.000 claims description 3
- 229910052731 fluorine Inorganic materials 0.000 claims description 3
- 239000011737 fluorine Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 3
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 claims description 3
- 150000001336 alkenes Chemical class 0.000 claims 1
- 238000005253 cladding Methods 0.000 claims 1
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 claims 1
- 239000004575 stone Substances 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract description 16
- 239000007788 liquid Substances 0.000 abstract description 6
- 238000011068 loading method Methods 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 1
- 239000000919 ceramic Substances 0.000 description 16
- 229910001220 stainless steel Inorganic materials 0.000 description 8
- 239000010935 stainless steel Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000000108 ultra-filtration Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000001728 nano-filtration Methods 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000008393 encapsulating agent Substances 0.000 description 2
- 229910021389 graphene Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052594 sapphire Inorganic materials 0.000 description 2
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 2
- 241001122767 Theaceae Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000001458 anti-acid effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/02—Hollow fibre modules
- B01D63/021—Manufacturing thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/08—Hollow fibre membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to a kind of regular polygon inorganic hollow fibers film element and its component, regular polygon inorganic hollow fibers film element is made of inorganic hollow fibers film, porous regular polygon pedestal, porous regular polygon cover board.Regular polygon pedestal is arranged with the duct in cover board according to specific arrangement mode, inorganic hollow fibers film one end is inserted into porous pedestal duct, and the other end is connect with perforated lid plate hole, and both ends are poured sealing material, hollow fibre membrane component is made, can be used for cross-flow or dead-end system filtering.One or more hollow fibre membrane components are sealingly fastened in shell, constitute hollow fiber film assembly, it can be achieved that the substances such as gas-solid, liquid-solid, liquid-liquid separate.The present invention not only solves the problems such as doughnut intensity, sealing, but also further increases the loading density of inorganic hollow fibers membrane module.
Description
Technical field
The present invention relates to a kind of regular polygon hollow fiber film assembly and its manufacturing methods, belong to inoranic membrane field.
Background technique
With the rapid development of industry with the continuous upgrading of industrial technology, Inorganic Ceramic Membranes are in organic solvent time
It receives, life and the application of Industrial Waste Water Treatments, drinking water etc. are more and more paid close attention to by people.Wherein, ceramic hollow
Inorganic ceramic membrane component products of the tunica fibrosa as a new generation, because of its loading density with higher and permeation flux, gradually
As configuration used by Inorganic Ultrafiltration Membrane, nanofiltration membrane, molecular screen membrane etc..
Chinese patent CN101108310A discloses a kind of hollow fiber ceramic membrane element and its component, is mainly used for micro-
Filter, ultra-filtration filters system increase internal mass transfer resistance since hollow fiber ceramic membrane is tightly packaged together by it, significant to drop
Low hollow-fibre membrane utilization rate, causes flux smaller.On the other hand, nanofiltration membrane mainly uses single tube, multichannel at present
The configuration of structural formula, it is at high cost, filling area it is small, hinder the application range of nanofiltration membrane to a certain extent.
It is worth noting that, excellent performance and its outstanding energy-saving and emission-reduction of the molecular screen membrane in terms of dehydration of organic solvent
Advantage is favored by people.After Germany, Japan, at the beginning of 21 century, the country realizes industrial applications.So far also
Dehydration of organic solvent device more than 100 is established to cover.The molecular screen membrane being commercialized at present is mainly with tubular type, multichannel molecular screen membrane
Main, loading density is low, causes membrane separation device cost of investment relatively high.Therefore, Ceramic Hollow Fiber molecular screen membrane conduct
Membrane component of new generation has caused the extensive concern of researcher.Chinese patent CN 101920170A discloses a kind of point of high throughput
Son sieve alcohol permselective membrane and preparation method thereof, using YSZ(yttrium stable zirconium oxide) material spinning doughnut carrier, it makes on this carrier
Standby MFI molecular screen membrane.In 5wt%/95wt% ethanolic aqueous system, molecular sieve film pervasion flux is up to 7.4 kg/ (hm2).In
State patent CN 105879687A, describes hollow fiber ceramic membrane membrane component in detail and its membrane module is constituted, and realizes hollow fibre
Tie up film module.However the membrane component being related in above-mentioned patent is circular components, arrangement mode is more intensive, hollow-fibre membrane
Though filling area and interbank fluid mass-transfer efficiency are improved, do not show that the protrusion of hollow fibre membrane component is excellent sufficiently
Gesture.Therefore, the improvement of membrane component configuration and membrane module building form, for realize hollow fiber film assembly height load density with
High throughput provides basis, further expands hollow fibre membrane component application field.
Summary of the invention
The object of the present invention is to provide a kind of regular polygon hollow fiber film assembly and its manufacturing methods.It is used in the component
Hollow fibre membrane component be regular polygon, by installing the component of multiple regular polygons in assembly, efficiently utilize group
Space in part；Using such structure assembling mode, not only intensity difference, hardly possible are close during solution hollow-fibre membrane industrial application
Key issues of envelope, and further embody the high loading density of hollow fiber film assembly.
The first aspect of the invention provides:
A kind of hollow fiber film assembly, comprising: membrane module shell and the doughnut membrane element being installed on inside membrane module shell
Part；The quantity of the hollow fibre membrane component is at least two, and is to be arranged parallel to each other in the inside of membrane module shell；
The both ends of the hollow fibre membrane component are respectively Perforated decking and perforated substrate, are divided in Perforated decking and perforated substrate
Multiple ducts are not offered, and the column of more inorganic hollow fibers films composition are installed between Perforated decking and perforated substrate
Battle array, the both ends of inorganic hollow fibers film are socketed in duct respectively, and are additionally provided with sealing material in Perforated decking and perforated substrate
Material, sealing material are sealed for device to hole road；The shape of Perforated decking and perforated substrate is regular polygon.
In some embodiments, the number of edges of the regular polygon is the arbitrary integer in 3~20.
In some embodiments, the material of the Perforated decking and perforated substrate is metal or ceramic material.
In some embodiments, the quantity on the duct on Perforated decking or perforated substrate is 3~500.
In some embodiments, sealing material is organic encapsulant or inorganic sealant, preferably inorganic sealant.
In some embodiments, inorganic hollow fibers film length is between 1~150cm.
In some embodiments, inorganic hollow fibers film material is Al2O3, YSZ, mullite, metal, molecular sieve or
One or both of graphene composition, inorganic hollow fibers film outer diameter are 0.1~10mm.
In some embodiments, the inorganic hollow fibers film is supported by doughnut homogeneous membrane or doughnut
Body and separation membrane layer constitute composite membrane.
In some embodiments, the inorganic hollow fibers film port number is between 0~20.
In some embodiments, inlet port and outlet port are additionally provided in membrane module shell, the two of membrane module shell
End is respectively end socket, is respectively equipped with vacuum port and leakage fluid dram on the end socket at both ends.
In one embodiment, there is gaps between inorganic hollow fibers film and duct, filled with heat in gap
Miniature thermo-sensitive gel.
The manufacturing method of above-mentioned hollow fiber film assembly, includes the following steps:
Hollow fibre membrane component is produced, hollow fibre membrane component is installed in membrane module shell, and with sealing ring to hollow
The surrounding of Perforated decking and perforated substrate on fiber membrane component is sealed；
Wherein, the manufacturing step of hollow fibre membrane component includes:
The both ends of inorganic hollow fibers film are nested in the duct on Perforated decking and perforated substrate by S1 respectively；
Then S2 applies sealing material on Perforated decking and perforated substrate respectively, makes sealing material by inorganic hollow fibers film
Gap plugging between duct；
S3, heating solidify sealing material.
In some embodiments, the material of the sealing ring is silica gel, fluorine glue, tetrafluoroethene or graphite.
In some embodiments, the membrane tube diameter of inorganic hollow fibers film is less than the hole on Perforated decking and perforated substrate
The diameter in road, and before step S1, it needs to coat thermal shrinkage type thermo-sensitive gel at the membrane tube both ends of inorganic hollow fibers film,
In step S1, after the both ends of inorganic hollow fibers film to be nested in the duct on Perforated decking and perforated substrate respectively, thermal shrinkage type
Thermo-sensitive gel is embedded in the gap between inorganic hollow fibers film and duct；Also, when heating up in step S3, thermal shrinkage type is temperature sensitive
Gel can be shunk.
Beneficial effect
(1) porous pedestal and cover board cooperate inorganic sealant to seal hollow-fibre membrane using inorganic material, and enhancing film is antiacid, alkali energy
Power widens film application field.(2) fluid transmitting resistance is effectively reduced in the specific arrangement mode of regular polygon hollow fibre membrane component
Power, (3) regular polygon hollow fibre membrane component, is easy to make, simple portable.(4) compared with circular hollow fiber membrane component, just
Membrane module composed by polygon hollow fibre membrane component has higher loading density, further decreases production cost, pushes
Hollow-fibre membrane process of industrialization.
Detailed description of the invention
Fig. 1 is cross-current type hollow fibre membrane component.
Fig. 2 is dead end formula hollow fibre membrane component.
Fig. 3 is regular quadrangle dead end formula hollow fibre membrane component schematic diagram.
Fig. 4 is regular quadrangle hollow fibre membrane component Perforated decking top view.
Fig. 5 is regular quadrangle hollow fibre membrane component porous pedestal top view.
Fig. 6 is the membrane module schematic diagram that regular polygon hollow fibre membrane component is constituted.
Fig. 7 is the quadrangular membrane assembly plan view being made of 9 regular quadrangle hollow fibre membrane components.
Fig. 8 is the circular membrane assembly plan view being made of 4 regular quadrangles and 8 triangle hollow fibre membrane components.
Fig. 9 is the production process schematic diagram of another hollow fibre membrane component.
Wherein, 1 is Perforated decking, and 2 be inorganic hollow fibers film, and 3 be porous pedestal, and 4 be sealing material, and 5 be hollow fibre
Membrane component is tieed up, 6 be membrane module shell, and 7 be duct, and 8 be thermal shrinkage type thermo-sensitive gel, and a is feed inlet, and b is discharge port, and c is vacuum
Mouthful, d is leakage fluid dram.
Specific embodiment
Hollow fiber film assembly provided by the invention includes: mainly membrane module shell 6 and is installed on membrane module shell 6
Internal hollow fibre membrane component 5；The quantity of the hollow fibre membrane component 5 is at least two, and in membrane module shell 6
Inside is to be arranged parallel to each other.The both ends of the hollow fibre membrane component 5 used are respectively Perforated decking 1 and perforated substrate
3, multiple ducts are offered respectively in Perforated decking 1 and perforated substrate 3, and are equipped between Perforated decking 1 and perforated substrate 3
The array of more inorganic hollow fibers films 2 composition, the both ends of inorganic hollow fibers film 2 are socketed in duct respectively, and more
Blind patch 1 and perforated substrate 3 are additionally provided with sealing material 4, and sealing material 4 is for being sealed duct；Perforated decking 1 and porous
The shape of substrate 3 is regular polygon.
In above-mentioned structure, since the surrounding of hollow fibre membrane component 5 is regular polygon, using multiple hollow fibres
When tieing up membrane component, multiple membrane components can be installed in the same hollow fiber film assembly, and polygon can preferably phase
Mutually cooperation, is reasonably utilized the spatial position in membrane module.For example, square structure as shown in Figure 7, it can be effective
The space of membrane component surrounding is utilized in ground, and the shape of membrane component can cooperate, and can effectively improve filling area.
In some embodiments, the number of edges of the regular polygon is the arbitrary integer in 3~20.
In some embodiments, the material of the Perforated decking 1 and perforated substrate 3 is metal or ceramic material.
In some embodiments, the quantity on the duct on Perforated decking 1 or perforated substrate 3 is 3~500.
In some embodiments, sealing material 4 is organic encapsulant or inorganic sealant, preferably inorganic sealant.
In some embodiments, 2 length of inorganic hollow fibers film is between 1~150cm.
In some embodiments, 2 material of inorganic hollow fibers film is Al2O3, YSZ, mullite, metal, molecular sieve or
One or both of graphene composition, 2 outer diameter of inorganic hollow fibers film are 0.1~10mm.
In some embodiments, the inorganic hollow fibers film 2 is by doughnut homogeneous membrane or doughnut branch
Support body and separation membrane layer constitute composite membrane.
In some embodiments, 2 port number of inorganic hollow fibers film is between 1~20.
In some embodiments, sealing material 4 be coated on 1 outer surface of Perforated decking, and will be located at Perforated decking 1 this
The passage plugging of one section of hollow-fibre membrane 2.In this manner, it is possible to produce the membrane component of dead end filtration mode.
In addition, as shown in fig. 6, feed inlet a and discharge port b are additionally provided in membrane module shell 6, in membrane module shell 6
Both ends are respectively end socket, and vacuum port c and leakage fluid dram d are respectively equipped on the end socket at both ends.In use, in feed inlet a
Feed liquid is fed, feed liquid is after filtering, and penetrating fluid enters the channel interior of inorganic hollow fibers film 2, since channel is and row
Liquid mouth d connection, can remove penetrating fluid from leakage fluid dram d, and the effect of vacuum port c is to be vacuumized, and keep inorganic hollow fine
The inside band negative pressure for tieing up film 2, generates pressure difference with the side feed inlet a, filter process is made to generate motive force.
The manufacturing method of above-mentioned hollow fiber film assembly, includes the following steps:
Hollow fibre membrane component 5 is produced, hollow fibre membrane component 5 is installed in membrane module shell 6, and with sealing ring centering
The surrounding of Perforated decking 1 and perforated substrate 3 on empty fiber membrane element 5 is sealed；
Wherein, the manufacturing step of hollow fibre membrane component 5 includes:
The both ends of inorganic hollow fibers film 2 are nested in the duct on Perforated decking 1 and perforated substrate 3 by S1 respectively；
Then S2 applies sealing material 4 on Perforated decking 1 and perforated substrate 3 respectively, make sealing material 4 by inorganic hollow fibre
Tie up the gap plugging between film 2 and duct；
S3, heating solidify sealing material 4.
In one embodiment, the material of the sealing ring is silica gel, fluorine glue, tetrafluoroethene or graphite.
In an other improvement embodiment, as shown in figure 9, inorganic hollow fibers film 3 is inserted in perforated lid
When in the duct 7 of plate 1 or perforated substrate 3, since the diameter of inorganic hollow fibers film 3 is thinner, it is easy to happen folding
It is disconnected, if undue force will cause the damage that fractures of film, and be easy to cause sealing when installing tighter between film and duct
Glue is not easy in the gap for preferably penetrating into film and duct, causes during use, once pressurizeing to raw material, occurs as soon as leakage
The problem of liquid.Therefore the outer wall of inorganic hollow fibers film 3 is for clearance fit between duct 7, and there are certain between each other
Space can both prevent fractureing in installation process, sealant can also be enable to penetrate into.But after there are space, in
It is fixed unstable that position is easy to appear between empty fiber membrane and the surrounding in duct, if the side of inorganic hollow fibers film 3 is overlapped on
It is contacted when the side in duct 3 with wall surface, when sealing material 4 flows into duct and when elevated cure again, leads to hollow-fibre membrane 2
It is inserted in discontinuity during sealing material curable phase change of the part two sides in duct 7, in the cured of sealant
In the process, it is easy to appear the problem of fractureing, therefore, before inorganic hollow fibers film 2 is inserted in duct 7, is wrapped on the outside
It is covered with thermal shrinkage type thermo-sensitive gel 8, since thermo-sensitive gel is in swelling state at normal temperature, and there is certain elasticity, it can be with
Preferably inorganic hollow fibers film 2 is fixed in duct 7, and inorganic hollow fibers film 2 is not in that certain side is directly taken
Problem on 7 inner wall of duct, and when starting to carry out elevated cure, thermal shrinkage type thermo-sensitive gel 8 is shunk, and is received in this way
The process of contracting is more uniform, and it is not in sealant that allowing for the sealant poured into above, which can equably penetrate into duct 7,
Infiltration in duct is uneven, so that it may avoid the problem that the discontinuity for leading to inorganic hollow fibers film 2 in duct,
And when using ceramic seal glue, after temperature is warming up to 200 DEG C or more, ceramic seal glue is fully cured, and thermal shrinkage type is temperature sensitive
Gel 8 can burn volatilization, finally obtain sealing stablize, good hollow fibre membrane component.
Embodiment 1
Fig. 2 and Fig. 3 show regular quadrangle hollow fibre membrane component, regular quadrangle Perforated decking 1 and regular quadrangle porous pedestal 3
Such as Fig. 4, shown in Fig. 5.Perforated decking 1 and porous pedestal 3 are ceramic material, include 113 ducts, and duct is just polygon at corner
Shape arrangement.Inorganic hollow fibers film 2 is four-way hollow fiber molecular sieve, wherein supporting layer is α-Al2O3, separating layer is
NaA molecular sieve membrane.By in the insertion regular quadrangle pedestal duct of 113 hollow fiber molecular sieve one end, pass through sealing material 4
(ceramic glue) seals hollow-fibre membrane and pedestal duct gap, and doughnut molecular sieve ties up the film other end and positive four side Perforated decking
Dead end formula hollow fibre membrane component is made, as shown in Figure 2 in hole connection, cover board outer surface coated ceramic glue.After completing, warp
After oversintering, make ceramic seal adhesive curing.
4 regular quadrangle hollow fibre membrane component cover board ends are placed in downward in rectangular Stainless Steel Shell, by doughnut
Film is sealingly fastened in rectangular Stainless Steel Shell, constitutes regular quadrangle hollow fiber film assembly.Wherein hollow fibre membrane component with
Using square phenyl tetrafluoride pad sealing between Stainless Steel Shell.Hollow fiber film assembly include a feed inlet, a discharge port, with
And leakage fluid dram.The component shows preferable separative efficiency in the separation of ethyl alcohol and water.
Embodiment 2
As shown in fig. 7, constituting square hollow fiber membrane component by rectangular Perforated decking and rectangular porous pedestal.Perforated decking and base
Seat is ceramic material, includes 36 ducts, duct is arranged at regular polygon.Hollow-fibre membrane is single channel α-Al2O3Hollow fibre
Tie up mocromembrane, 200 nm of membrane aperture.By in the insertion regular quadrangle pedestal duct of 36 hollow fiber ultrafiltration membrane one end, pass through ceramic glue
Hollow-fibre membrane and pedestal duct gap are sealed, the doughnut molecular sieve dimension film other end connect with rectangular perforated lid plate hole, covers
Plate inner surface coated ceramic glue, is made cross-current type hollow fibre membrane component.
9 square hollow fiber membrane component cover board ends are placed in downward in rectangular Stainless Steel Shell, hollow-fibre membrane is close
Sealing constitutes hollow fiber film assembly due in rectangular Stainless Steel Shell, altogether includes 324 hollow-fibre membranes, membrane module such as Fig. 7
It is shown.Silica gel seal with O ring is wherein used between hollow fibre membrane component and Stainless Steel Shell.Hollow fiber film assembly includes one
A feed inlet, a discharge port and leakage fluid dram.The component removes mycelium in fermentation liquid, and retention high molecular weight protein is shown
Preferable separative efficiency.
Embodiment 3
As shown in figure 8, triangle hollow fibre membrane component includes triangle Perforated decking and porous pedestal, Perforated decking and pedestal
It is ceramic material, includes 5 ducts.Hollow-fibre membrane is single channel mullite hollow fiber ultrafiltration membrane, 50 nm of membrane aperture.
By in the insertion triangle pedestal duct of 5 hollow fiber ultrafiltration membrane one end, hollow-fibre membrane and base aperture are sealed by ceramic glue
Road gap, the doughnut molecular sieve dimension film other end are connect with three side perforated lid plate holes, and cover inner surface coated ceramic glue is made
Cross-current type hollow fibre membrane component.
8 triangles and 4 square hollow fiber membrane component cover board ends are placed in downward in round Stainless Steel Shell, will in
Empty fiber membrane is sealingly fastened in round Stainless Steel Shell, altogether includes 184 as shown in figure 8, constituting circular hollow fiber film component
Root hollow-fibre membrane.Hollow fiber film assembly includes a feed inlet, a discharge port and leakage fluid dram.The component is removing
Suspended matter in tea extract shows preferable separative efficiency.
Claims (9)
1. a kind of regular polygon hollow fiber film assembly characterized by comprising membrane module shell (6) and be installed on film group
The internal hollow fibre membrane component (5) of part shell (6)；The quantity of the regular polygon hollow fibre membrane component (5) is at least
Two, and be to be arranged parallel to each other in the inside of membrane module shell (6)；
The both ends of the hollow fibre membrane component (5) are respectively Perforated decking (1) and perforated substrate (3), Perforated decking (1) and
Multiple ducts are offered in perforated substrate (3) respectively, and more nothings are installed between Perforated decking (1) and perforated substrate (3)
The array of machine hollow-fibre membrane (2) composition, the both ends of inorganic hollow fibers film (2) are socketed in duct respectively, and porous
Cover board (1) and perforated substrate (3) are additionally provided with sealing material (4), and sealing material (4) is for being sealed duct；Perforated decking
(1) and the shape of perforated substrate (3) is regular polygon.
2. regular polygon hollow fiber film assembly according to claim 1, which is characterized in that the side of the regular polygon
Number is the arbitrary integer in 3~20；The material of the Perforated decking (1) and perforated substrate (3) is metal or ceramic material；It is more
The quantity on duct on blind patch (1) or perforated substrate (3) is 3~500.
3. regular polygon hollow fiber film assembly according to claim 1, which is characterized in that sealing material (4) is organic
Sealant or inorganic sealant, preferably inorganic sealant.
4. regular polygon hollow fiber film assembly according to claim 1, which is characterized in that inorganic hollow fibers film (2)
Length is between 1~150cm；Inorganic hollow fibers film (2) material is Al2O3, YSZ, mullite, metal, molecular sieve or stone
One or both of black alkene composition, inorganic hollow fibers film (2) outer diameter are 0.1~10mm；The inorganic hollow fibers film
It (2) is that composite membrane is constituted by doughnut homogeneous membrane or doughnut supporter and separation membrane layer.
5. regular polygon hollow fiber film assembly according to claim 1, which is characterized in that the inorganic hollow fibers
Film (2) port number is between 1~20, and there is gaps between inorganic hollow fibers film (2) and duct (7), in gap
Filled with thermal shrinkage type thermo-sensitive gel (8).
6. regular polygon hollow fiber film assembly according to claim 1, which is characterized in that on membrane module shell (6)
Equipped with feed inlet (a) and discharge port (b), it is respectively end socket at the both ends of membrane module shell (6), is set respectively on the end socket at both ends
There are vacuum port (c) and leakage fluid dram (d).
7. the manufacturing method of regular polygon hollow fiber film assembly described in claim 1, which is characterized in that including walking as follows
It is rapid: to produce hollow fibre membrane component (5), hollow fibre membrane component (5) is installed in membrane module shell (6), and with sealing
Circle is sealed the surrounding of Perforated decking (1) and perforated substrate (3) on hollow fibre membrane component (5)；
Wherein, the manufacturing step of hollow fibre membrane component (5) includes:
The both ends of inorganic hollow fibers film (2) are nested in the duct on Perforated decking (1) and perforated substrate (3) by S1 respectively；
Then S2 applies sealing material (4) on Perforated decking (1) and perforated substrate (3) respectively, makes sealing material (4) by nothing
Gap plugging between machine hollow-fibre membrane (2) and duct；
S3, heating solidify sealing material (4).
8. manufacturing method according to claim 7, which is characterized in that the material of the sealing ring is silica gel, fluorine glue, four
Vinyl fluoride or graphite.
9. manufacturing method according to claim 7, which is characterized in that the membrane tube diameter of inorganic hollow fibers film (2) is less than
The diameter in the duct on Perforated decking and perforated substrate, and before step S1, need the film in inorganic hollow fibers film (2)
The both ends of inorganic hollow fibers film (2) are nested in more by pipe both ends cladding thermal shrinkage type thermo-sensitive gel (8) respectively in step sl
Behind duct (7) on blind patch (1) and perforated substrate (3), thermal shrinkage type thermo-sensitive gel (8) is embedded in inorganic hollow fibers film (2)
In gap between duct (7)；Also, when heating up in step S3, thermal shrinkage type thermo-sensitive gel (8) can be shunk.
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Cited By (1)
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| CN110339720A (en) * | 2019-06-14 | 2019-10-18 | 宁波大学 | A kind of vertical cross-flow filtration integrating device based on hollow-fibre membrane |
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| CN109663506B (en) | 2024-04-19 |
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