CN203170228U - Pressure resisting organic solvent resisting tubular type zeolite membrane component - Google Patents
Pressure resisting organic solvent resisting tubular type zeolite membrane component Download PDFInfo
- Publication number
- CN203170228U CN203170228U CN201320127652.2U CN201320127652U CN203170228U CN 203170228 U CN203170228 U CN 203170228U CN 201320127652 U CN201320127652 U CN 201320127652U CN 203170228 U CN203170228 U CN 203170228U
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- molecular screen
- tubular type
- screen membrane
- housing
- type molecular
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- Expired - Lifetime
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- 239000012528 membrane Substances 0.000 title claims abstract description 101
- 239000003960 organic solvent Substances 0.000 title claims abstract description 29
- 229910021536 Zeolite Inorganic materials 0.000 title abstract 4
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 title abstract 4
- 239000010457 zeolite Substances 0.000 title abstract 4
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 24
- 238000010079 rubber tapping Methods 0.000 claims description 20
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 10
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- 239000002808 molecular sieve Substances 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 5
- 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 5
- 239000002994 raw material Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 14
- 230000018044 dehydration Effects 0.000 abstract description 3
- 238000006297 dehydration reaction Methods 0.000 abstract description 3
- 238000005373 pervaporation Methods 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 description 16
- 230000008595 infiltration Effects 0.000 description 15
- 238000001764 infiltration Methods 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 230000008020 evaporation Effects 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 8
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 5
- 239000005416 organic matter Substances 0.000 description 5
- 230000003204 osmotic effect Effects 0.000 description 5
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 230000008016 vaporization Effects 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 229920002449 FKM Polymers 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 125000001997 phenyl group Chemical class [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
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- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model provides a pressure resisting organic solvent resisting tubular type zeolite membrane component which consists of a shell, tapped baffle plates, sleeves, tubular type zeolite membranes, fixing rods, O-shaped sealing rings, tapped bolts, an upper seal, a lower seal, sealing rings, bolts, screw nuts and valves. The zeolite membranes are fixed on threaded holes of the shell by extruding the O-shaped sealing rings through the tapped bolts, so that the purpose that the front sides of the membranes are isolated from the rear sides of the membranes is achieved; and a vacuum chamber with a certain space is formed by utilizing the method in which the sealing rings are compressed between the seals and the shell, and the purpose that a great quantity of membrane tubes are filled into the membrane component is achieved. The membrane component provided by the utility model is particularly applicable to the pervaporation dehydration process of organic solvents with high polarity, and meanwhile, the certain pressure resistance is ensured.
Description
Technical field
The utility model relates to a kind of design of tubular type molecular screen membrane assembly, relates in particular to a kind of withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly, belongs to the inoranic membrane field.
Background technology
Infiltration evaporation (steam infiltration) is a kind of novel membrane separation technique, and it utilizes in separated liquid (or steam) mixture each component to dissolve (absorption) character different with diffusion rate in film to reach the purpose of separating.Its outstanding advantage is to realize the separation task that traditional methods such as distillation, extraction, absorption are difficult to finish with lower energy consumption, as for closely boil, the separation of azeotropic system.Infiltration evaporation is compared with the azeotropic distillation technology in the traditional handicraft, that the infiltration evaporation technology has is energy-efficient, process is easy to control, easy to operate, be convenient to amplify with industrialization and can not introduce new impurity and of low pollution or advantage such as zero pollution.Therefore, the infiltration evaporation technology is called as the strategy of sustainable development " cleaning procedure ".
The infiltration evaporation The Application of Technology mainly is divided into three aspects: dehydration of organic solvent, organic recovery in the water, and the separating of organic matter and organic matter mixed system.But aspect dehydration of organic solvent, because content of organics is bigger in the system, and this organic matter (stronger organic matter of some polarity particularly, as: ester class, ethers, benzene class, cyclohexanone, oxolane, propionic aldehyde, N-methyl pyrrolidone etc.), often organic infiltration evaporation membrane material and rubber-like sealing ring material are had certain dissolubility, and along with the rising dissolubility of temperature is more strong.Behind the prolonged permeation vaporescence, the stalling characteristic of such membrane module can significantly descend, thereby causes the separation task to finish.
Molecular screen membrane is a kind of infiltrating and vaporizing membrane that is made of inorganic porous material, has good heat endurance, higher advantages such as mechanical strength.Wherein, permeable type molecular screen membrane is specially adapted to the osmotic, evaporating and dewatering process of organic solvent, and membrane structure can not destroyed by organic solvent, as: NaA type molecular screen membrane, type T molecular sieve film, NaY type molecular screen membrane etc.Owing to be subjected to the restriction of sealing means, general molecular sieve film pervasion vaporization component uses rubber-like (as: ethylene propylene diene rubber, Viton, silicon rubber etc.) the O RunddichtringO of stressed easy deformation usually, the isolation of both sides before and after the realization film.The general resistance to pressure of such membrane module and dissolubility resistent are relatively poor, and be particularly evident under hot conditions, and then make the industrial applicability of infiltration evaporation membrane technology be restricted.
Therefore, must use the superpower material of a kind of dissolubility resistent as the O RunddichtringO, be equipped with special sealing means, to solve the problem of the withstand voltage and organic solvent-resistant of membrane module.And polytetrafluoroethylene (PTFE) and graphite all have organic solvent-resistant and resistant to elevated temperatures characteristics.
Summary of the invention
The purpose of this utility model provides a kind of withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly, adopts new encapsulant and sealing means, to solve resistance to pressure and the organic solvent-resistant problem of infiltration vaporization membrane module; Also solve simultaneously a large amount of filling problems of film pipe in the membrane module, realize the membrane module dismounting and change conveniently purpose.
The technical solution of the utility model is: it is characterized in that: membrane module is made up of housing 1, perforate deflection plate 2, chuck 3, tubular type molecular screen membrane 4, fixed bar 5, O RunddichtringO 6, tapping bolt 7, upper cover 8a, low head 8b, sealing ring 9, bolt 10, nut 11 and valve 12; Wherein, housing is provided with screwed hole 13 in two ends up and down, is provided with perforate deflection plate 2 in the housing, and the housing lower end is provided with material inlet 14 to be separated, and the housing lower end is provided with raw material material outlet 15 to be separated, and housing is provided with chuck 3 outward; Chuck 3 upper ends are provided with heat medium import 16, and chuck 3 lower ends are provided with heat medium outlet 17; Tubular type molecular screen membrane 4 passes perforate deflection plate 2, and perforate deflection plate 2 is fixed in the housing 1 by fixed bar 5, fixed bar 5 two ends be welded in respectively housing about in the of 1 two ends with fixing; The tubular type molecular screen membrane is with O RunddichtringO 6 respectively in two ends about in the of 4, passes screwed hole 13 backs and by tapping bolt 7 extruding O RunddichtringOs 6 tubular type molecular screen membrane 4 is fixed in the housing 1; Be pressed with sealing ring 9 between housing 1 and upper cover 8a, the low head 8b, the upper cover middle part is provided with vacuum interface 18, and low head 8b middle part is provided with valve 12; Utilize bolt 10 to be connected with nut 11 and compress housing 1 and upper cover 8a, low head 8b, vacuum chamber 19a and following vacuum chamber 19b in formations.
Preferred described tubular type molecular screen membrane is LTA molecular screen membrane, type T molecular sieve film, FAU type molecular screen membrane, CHA molecular screen membrane, ZSM-5 molecular screen membrane or MOR molecular screen membrane.
Preferred described tubular type molecular screen membrane external diameter of pipe is 6～20mm, and internal diameter is 4～18mm, and length is 0.07～1.0m, and quantity is 3～400, and per three film pipes are equilateral triangle and arrange.
Preferred described diameter of the housing is 0.05～1.0m, and jacket thickness is 0.05～0.15 times of diameter of the housing.
Preferred described deflection plate quantity is 0～15, and the aperture is greater than tubular type molecular screen membrane external diameter 1～1.5mm.
Above-mentioned housing is two-layer inside and outside the two ends screwed hole 13 minutes up and down, is the outer 13-b of screwed hole internal layer 13-a and screwed hole; Wherein screwed hole internal layer 13-a does not establish thread, and preferred screwed hole internal layer 13-a aperture is greater than tubular type molecular screen membrane external diameter 1～1.5mm; The outer 13-b of screwed hole is provided with thread, and thread is internal thread, and preferred aperture equals O RunddichtringO 6 external diameters, and O RunddichtringO 6 internal diameters equal tubular type molecular screen membrane 4 external diameters.
Preferred described tapping bolt 7 tops are six prisms, and the bottom is cylinder, the middle perforation; Tapping bolt 7 apertures are greater than tubular type molecular screen membrane 4 external diameters 1～1.5mm; The lower cylindrical external diameter equals the diameter of housing screwed hole 13, and the outside is provided with thread, and thread is external screw thread.
Preferred folding housing 1, deflection plate 2, fixed bar 5, tapping bolt 7, upper cover 8a, low head 8b, bolt 10, nut 11 and valve 12 materials are stainless steel.
Preferred described O RunddichtringO 6 and sealing ring 9 materials are polytetrafluoroethylene (PTFE) or graphite, more preferably graphite.
The utility model also provides and has utilized above-mentioned withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly to carry out the separating technology of infiltration evaporation, its concrete steps are: raw material to be separated enters enclosure interior by material inlet to be separated, flows out from material outlet to be separated behind the tubular type of the flowing through molecular screen membrane; Simultaneously, heat medium flows into chuck by the heat medium import, and flows out from the heat medium outlet.
The membrane module that the utility model provides is special designed at the organic mixed material osmotic, evaporating and dewatering process that contains strong solubility, also is applicable to general mixed material.Described mixed material is the mixture of single or multiple organic matter and water, enters enclosure interior with liquid state or gaseous form by material inlet to be separated, flows out from material outlet to be separated behind the tubular type of the flowing through molecular screen membrane surface; Heat medium flows into chuck by the heat medium import simultaneously, and flows out from the heat medium outlet, with the heating mixed material.In the process, the operating pressure of membrane module generally is preferably 0～0.8MPa, and operating temperature is 0～200 ℃.
Beneficial effect:
The utility model is selected the O RunddichtringO of polytetrafluoroethylene (PTFE) or graphite material for use, and molecular screen membrane is fixed in the screwed hole of housing by the method for tapping bolt extruding O RunddichtringO, a kind of withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly is provided, be specially adapted to the stronger organic solvent osmotic, evaporating and dewatering process of dissolubility, can under high temperature, condition of high voltage, use.By between end socket and housing, pressing the vacuum chamber that has obtained to have certain space with the method for sealing ring, make membrane module can load a large amount of film pipes.The replacing of dismounting and film is convenient in the design of whole membrane module, is conducive to the maximization of membrane module, makes infiltration evaporation The Application of Technology scope expand greatly.
Description of drawings
Fig. 1 is withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly sectional elevation schematic diagram;
Wherein 1 is housing, and 2 are the perforate deflection plate, and 3 is chuck, 4 is the tubular type molecular screen membrane, and 5 is fixed bar, and 6 is the O RunddichtringO, 7 is tapping bolt, and 8a is upper cover, and 8b is low head, 9 is sealing ring, and 10 is bolt, and 11 is nut, 12 is valve, and 13 is screwed hole, and 14 is material inlet to be separated, 15 material outlets to be separated, 16 is the heat medium import, 17 is the heat medium import export; 18 is vacuum interface, and 19a is last vacuum chamber, and 19b is following vacuum chamber, and M is tapping bolt 7, O RunddichtringO 6, screwed hole 13 and tubular type molecular screen membrane 4 connecting portions;
Fig. 2 is the generalized section of M among Fig. 1;
Wherein 4 is the tubular type molecular screen membrane, and 6 is the O RunddichtringO, and 7 is tapping bolt, and 13-a is the screwed hole internal layer, and 13-b is the screwed hole skin;
Fig. 3 is the separating stable property testing that withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly is used for propionic aldehyde/aqueous systems steam infiltration.Wherein, A is raw water content, and B is permeate water content;
Fig. 4 is that withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly is used for oxolane/aqueous systems osmotic, evaporating and dewatering.Wherein, A is raw water content, and B is permeate water content.
The specific embodiment
For the withstand voltage organic solvent-resistant tubular type of the utility model molecular screen membrane assembly better is described, now provide specific embodiment, but the protection domain of this patent is not limited to this embodiment.
Embodiment 1
The number of assembling steps of membrane module is: as shown in Figure 1.Tubular type molecular screen membrane (4) passes perforate deflection plate (2), and perforate deflection plate (2) is fixed in the housing (1) by fixed bar (5), fixed bar (5) two ends be welded in respectively housing (1) up and down two ends with fixing; Tubular type molecular screen membrane (4) two ends up and down is with O RunddichtringO (6) respectively, passes screwed hole (13) back and by screwing tapping bolt (7) extruding O RunddichtringO (6) tubular type molecular screen membrane (4) is fixed in the housing (1); Be pressed with sealing ring (9) between housing (1) and upper cover (8a), the low head (8b), upper cover is provided with vacuum interface (18), and low head (8b) is provided with valve (12); Utilize bolt (10) to be connected with nut (11) and compress housing (1) and upper cover (8a), low head (8b), vacuum chamber in formations (19a), time vacuum chamber (19b).
Choosing 226 external diameters is that 12.8mm, internal diameter are that 7.8mm, length are the tubular type NaA type molecular screen membrane (belonging to the LTA molecular screen membrane) of 80cm, (screw thread internal layer aperture is 14mm with the film pipe perforate deflection plate that to pass 6 apertures in the housing be 14mm and the screwed hole at housing two ends, the tapping bolt internal diameter is 14mm), the two ends cover is to screw tapping bolt behind the tetrafluoroethene O RunddichtringO, by screwed hole bottom and tapping bolt extruding O RunddichtringO, realize the sealing to the film pipe; Utilize screw bolt and nut, teflon seal ring is pressed between end socket and the housing (diameter is 90mm, and chuck is thickness 10cm) forms vacuum chamber, constitute the stainless steel membrane assembly.Close membrane module lower end valve, to be used for system infiltration evaporation process.Be under the condition of 0.1MPa at 100 ℃ of operating temperatures, operating pressure, 94wt.% isopropanol system enters material inlet with the form of steam, through 5 the series connection membrane modules after, material outlet place isopropyl alcohol by concentrate to water content 2wt.%, the penetrating fluid water content is greater than 80wt.%.
According to the method among the embodiment 1, adopt Teflon O ring and sealing ring, with 7 external diameters be 12mm, internal diameter for 6mm length be the tubular type type T molecular sieve film pipe of 50cm be packaged in have 2 perforate deflection plates (aperture is 13mm) the stainless steel membrane assembly (wherein, screwed hole internal layer aperture is 13mm, and the tapping bolt aperture is 13mm).Wherein, the diameter of housing is 12cm, and chuck is thickness 1cm.Adopt the feed liquid circulation pattern, in operating temperature be 115 ℃, operation is pressed is under the condition of 0.6MPa, the separating stable property testing that 2 membrane module series connection is used for the stronger 96wt.% propionic aldehyde of dissolubility/aqueous systems steam infiltration, mode by moisturizing in the head tank in the test process is to keep raw water content about 4wt.%.The result as shown in Figure 3, in running time, the penetrating fluid water content maintains about 96wt.% at 300h.
Embodiment 4
According to the method among the embodiment 1 with 3 external diameters be 16mm, internal diameter be 12mm, length be the tubular type NaY type molecular screen membrane (belong to FAU type molecular screen membrane) of 7cm be loaded on diameter of the housing be 5cm, chuck be in the polytetrafluoroethylene (PTFE) membrane module of thickness 0.5cm (wherein, screwed hole internal layer aperture is 17mm, and the tapping bolt aperture is 17mm).Wherein, the material of O type circle and sealing ring is graphite.With the oxolane osmotic, evaporating and dewatering of this assembly for one of the strongest polarity ethers, with the infiltration evaporation stalling characteristic of test membrane assembly in the highly dissoluble organic solvent.Adopting the feed liquid circulation pattern, is that 55 ℃, operating pressure are under the atmospheric condition in operating temperature, and membrane module can take off the water content of 93wt.% oxolane/aqueous systems to 0.6wt.%, and average permeate water content reaches 90wt.%.Water content with the variation relation of operating time as shown in Figure 4 in raw material and the penetrating fluid.
Claims (8)
1. withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly, it is characterized in that: membrane module is made up of housing (1), perforate deflection plate (2), chuck (3), tubular type molecular screen membrane (4), fixed bar (5), O RunddichtringO (6), tapping bolt (7), upper cover (8a), low head (8b), sealing ring (9), bolt (10), nut (11) and valve (12); Wherein, housing (1) two ends up and down is provided with screwed hole (13), is provided with perforate deflection plate (2) in the housing (1), and housing (1) lower end is provided with material inlet to be separated (14), housing (1) lower end is provided with raw material material outlet to be separated (15), the outer chuck (3) that is provided with of housing (1); Chuck (3) upper end is provided with heat medium import (16), and chuck (3) lower end is provided with heat medium outlet (17); Tubular type molecular screen membrane (4) passes perforate deflection plate (2), and perforate deflection plate (2) is fixed on (1) in the housing by fixed bar (5), fixed bar (5) two ends be welded in respectively housing (1) up and down two ends with fixing; Tubular type molecular screen membrane (4) two ends up and down is with O RunddichtringO (6) respectively, passes screwed hole (13) back and by tapping bolt (7) extruding O RunddichtringO (6) tubular type molecular screen membrane (4) is fixed in the housing (1); Be pressed with sealing ring (9) between housing (1) and upper cover (8a), the low head (8b), the upper cover middle part is provided with vacuum interface (18), and low head (8b) middle part is provided with valve (12); Utilize bolt (10) to be connected with nut (11) and compress housing (1) and upper cover (8a), low head (8b), vacuum chamber in the formation (19a) and following vacuum chamber (19b).
2. according to the described withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly of claim 1, it is characterized in that described tubular type molecular screen membrane (4) is LTA molecular screen membrane, type T molecular sieve film, FAU type molecular screen membrane, CHA molecular screen membrane, ZSM-5 molecular screen membrane or MOR molecular screen membrane.
3. according to the described withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly of claim 1, it is characterized in that described tubular type molecular screen membrane pipe (4) external diameter is 6～20mm, internal diameter is 4～18mm, and length is 0.07～1.0m, quantity is 3～400, and per three film pipes are equilateral triangle and arrange.
4. according to the described withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly of claim 1, it is characterized in that described housing (1) diameter is 0.05～1.0m, jacket thickness is 0.05～0.15 times of diameter of the housing.
5. according to the described withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly of claim 1, two ends screwed hole (13) is two-layer inside and outside dividing up and down to it is characterized in that described housing (1), is screwed hole internal layer (13-a) and screwed hole skin (13-b); Screwed hole internal layer (13-a) is not established thread, and screwed hole internal layer (13-a) aperture is greater than tubular type molecular screen membrane (4) external diameter 1～1.5mm; Screwed hole skin (13-b) is provided with thread, and thread is internal thread, and the aperture equals O RunddichtringO (6) external diameter, and O RunddichtringO (6) internal diameter equals tubular type molecular screen membrane (4) external diameter.
6. according to the described withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly of claim 1, it is characterized in that described tapping bolt (7) top is six prisms, the bottom is cylinder, the middle perforation; Tapping bolt (7) aperture is greater than tubular type molecular screen membrane (4) external diameter 1～1.5mm; The lower cylindrical external diameter equals the diameter of housing (1) screwed hole (13), and the outside is provided with thread, and thread is external screw thread.
7. according to the described withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly of claim 1, it is characterized in that described folding housing (1), deflection plate (2), fixed bar (5), tapping bolt (7), upper cover (8a), low head (8b), bolt (10), nut (11) and valve (12) material are stainless steel.
8. according to the described withstand voltage organic solvent-resistant tubular type molecular screen membrane assembly of claim 1, it is characterized in that described O RunddichtringO (6) and sealing ring (9) material are polytetrafluoroethylene (PTFE) or graphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320127652.2U CN203170228U (en) | 2013-03-20 | 2013-03-20 | Pressure resisting organic solvent resisting tubular type zeolite membrane component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320127652.2U CN203170228U (en) | 2013-03-20 | 2013-03-20 | Pressure resisting organic solvent resisting tubular type zeolite membrane component |
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| Publication Number | Publication Date |
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| CN203170228U true CN203170228U (en) | 2013-09-04 |
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| CN201320127652.2U Expired - Lifetime CN203170228U (en) | 2013-03-20 | 2013-03-20 | Pressure resisting organic solvent resisting tubular type zeolite membrane component |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103157380A (en) * | 2013-03-20 | 2013-06-19 | 南京工业大学 | Pressure-resistant organic-solvent-resistant pipe type molecular sieve membrane component and pervaporation separating process thereof |
| CN107626186A (en) * | 2017-11-01 | 2018-01-26 | 南京工业大学 | The method and apparatus of N methyl pyrrolidone waste gas in a kind of membrane separation process recovery lithium battery production |
| CN108599085A (en) * | 2018-07-27 | 2018-09-28 | 山东彼岸电力科技有限公司 | A kind of GIS outlet casing tubes end cover |
-
2013
- 2013-03-20 CN CN201320127652.2U patent/CN203170228U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103157380A (en) * | 2013-03-20 | 2013-06-19 | 南京工业大学 | Pressure-resistant organic-solvent-resistant pipe type molecular sieve membrane component and pervaporation separating process thereof |
| CN103157380B (en) * | 2013-03-20 | 2015-02-18 | 南京工业大学 | Pressure-resistant organic-solvent-resistant pipe type molecular sieve membrane component and pervaporation separating process thereof |
| CN107626186A (en) * | 2017-11-01 | 2018-01-26 | 南京工业大学 | The method and apparatus of N methyl pyrrolidone waste gas in a kind of membrane separation process recovery lithium battery production |
| CN108599085A (en) * | 2018-07-27 | 2018-09-28 | 山东彼岸电力科技有限公司 | A kind of GIS outlet casing tubes end cover |
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