CN208229675U - A kind of complete set of equipments preparing enhancement type composite hollow fiber membrane - Google Patents
A kind of complete set of equipments preparing enhancement type composite hollow fiber membrane Download PDFInfo
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- CN208229675U CN208229675U CN201820425650.4U CN201820425650U CN208229675U CN 208229675 U CN208229675 U CN 208229675U CN 201820425650 U CN201820425650 U CN 201820425650U CN 208229675 U CN208229675 U CN 208229675U
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Abstract
The utility model provides a kind of complete set of equipments for preparing enhancement type composite hollow fiber membrane, including extrusion device, the extrusion device downstream is connected with device for spinning, the first bath is equipped with below the device for spinning, first bath downstream is equipped with tensioning apparatus, the lower section of the tensioning apparatus is equipped with spinning appts, the lower section of the spinning appts is equipped with the second bath, the side of the spinning appts connects casting film flow container, the downstream of second bath is equipped with third bath, winding-roller is equipped in the third bath, the height of third bath tank liquid be can control to control the submergence height of winding-roller, and third bath can be with independent control heating temperature；Second bath is coagulating tank, and the third bath is extraction and displacement bath.NIPS method coating is directly carried out by the high-intensity hollow basement membrane for preparing TIPS method, preparation process is simplified, and there is continuity, can guarantee the stability and homogeneity of product.
Description
Technical field
The utility model belongs to film forming apparatus technical field, prepares enhancement type composite hollow fiber membrane more particularly, to a kind of
Complete set of equipments.
Background technique
Hollow-fibre membrane is a kind of important seperation film, and inner wall or outer wall have selective penetrated property, can make liquid or
Certain compositions penetrate hollow-fibre membrane in person's admixture of gas, while retaining a part of composition.It is compared to plate membrane, rolled film
Etc. other forms film, hollow-fibre membrane has the advantages that unit volume loading density is big and self-supporting, can be made into small portable
Device.Hollow-fibre membrane is produced substantially there are two types of modes at present, i.e. liquid phase separation method and thermally induced phase separation, but is adopted
Cut both ways with the film wire that two kinds of basic modes are produced: the UF membrane precision produced using liquid phase separation method is high, easy cleaning, but
Poor mechanical property is easy to appear fracture of wire phenomenon in use process；The film-strength produced using thermally induced phase separation is high, but due to
No obvious cortex and be homogeneous membrane structure, is easy to cause embedded corrupting in use process, so that cleaning frequency and energy consumption cost
It is high.
In view of the foregoing, more research at present and enhancement type hollow fiber film is used, for mentioning in the utility model
And enhancement type composite hollow fiber membrane research, concentrated in the preparation method of enhancement type composite hollow fiber membrane at present,
For example, patent CN102600733A discloses a kind of preparation method of homogeneity reinforced type polyvinylidene fluoride hollow fiber film, but simultaneously
The research for preparing the outfit of this enhancement type composite hollow fiber membrane is not referred to.
The equipment scheme of enhancement type composite hollow fiber membrane is prepared at present mainly in two steps: the first step, by certain polymer
High-intensitive doughnut basement membrane is produced using thermally induced phase separation (TIPS), key step: passing through Screw Extrusion, cooling water
Slot, winding-roller traction stretch and receive the process equipments such as silk and prepare nascent basement membrane, and nascent basement membrane is placed in extraction in extraction tank and is added
After adding object, high-intensitive hollow-fibre membrane is obtained as basement membrane；Second step, using liquid phase separation method (NIPS) in membrane surface
Coating generates filtering film layer, and key step: above-mentioned basement membrane first being pre-processed to improve surface adhesion power, then disk roller again
For NIPS membrane equipment, basement membrane is coated in membrane surface by specific spinning nozzle and generates filtering film layer, by between air
After gap, coagulating bath water tank, disk is on godet, then is placed on matter and changes in slot after matter is changed by certain time to get to increasing
Strong type composite hollow fiber membrane.
The existing equipment for preparing enhancement type composite hollow fiber membrane is primarily present four big defects: 1, the nascent basement membrane of TIPS needs
It to be removed from winding-roller, be placed in extraction tank and impregnate extraction, then be pre-processed by pretreatment sink to improve table
Face adhesive force, finally disk roller again phenomena such as basement membrane often occurs to knot, fracture of wire, cause wastage of material in the process；
2, TIPS membrane equipment and NIPS membrane equipment and each pretreatment and equipment for after-treatment are all that distribution carries out, and increase increasing
The production cycle of strong type composite hollow fiber membrane and unstability；3, TIPS film need to use extraction tank also to deposit in NIPS film
, there are the wastings of resources for equipment and extract liquor etc. under existing use state, and increase waste liquid, waste water generation and be processed into
This；4, TIPS membrane equipment and NIPS membrane equipment are at present to separate production in workshop, arranged apart, it is desirable that biggish production
Space could complete to be laid out.
It is of great significance it can be seen that designing a kind of outfit for preparing enhancement type composite hollow fiber membrane.
Utility model content
The purpose of this utility model is that being provided a kind of reasonable in design for the deficiencies in the prior art
The high-intensity hollow basement membrane that TIPS method is produced directly is carried out the coating of NIPS method and prepared by complete set of equipments, the equipment energy single step
Enhancement type composite hollow fiber membrane.
For this purpose, the above-mentioned purpose of the utility model is achieved through the following technical solutions:
A kind of complete set of equipments preparing enhancement type composite hollow fiber membrane, the enhancement type composite hollow fiber membrane for preparing
Complete set of equipments includes extrusion device, and the extrusion device downstream is connected with device for spinning, is equipped with below the device for spinning
First bath, first bath downstream are equipped with tensioning apparatus, and the lower section of the tensioning apparatus is equipped with spinning appts, the spinneret
The lower section of device is equipped with the second bath, and the side of the spinning appts connects casting film flow container, and the downstream of second bath is equipped with
Third bath, the third bath is interior to be equipped with winding-roller, can control the height of third bath tank liquid to control winding-roller
Submergence height, and third bath can be with independent control heating temperature；Second bath is coagulating tank, and the third bath is
Extraction and displacement bath.
While by adopting the above technical scheme, the utility model can also be used or be combined using further below
Technical solution:
Preferably, the extrusion device is multi-segment structure, and each section of independent control heating temperature, is set on the extrusion device
There are adjustable solid batcher and the first adjustable liquid feeding machine, the first adjustable liquid feeding machine setting is adjustable
The downstream of solid batcher and it is located in the different sections of base apparatus from adjustable solid batcher.First adjustable liquid is set
Batcher and adjustable solid batcher can adjust inlet amount according to production or stop feeding.
Preferably, the extrusion device is equipped on the tract of the first adjustable liquid feeding machine and vacuumizes interface, takes out
Vacuum interface can be passed directly into atmosphere or connection vaccum-pumping equipment.
Preferably, the top of the device for spinning is equipped with the second adjustable liquid feeding machine.Second adjustable liquid is set
Batcher can adjust inlet amount according to production or stop feeding.
Preferably, according to two groove bodies are divided between charging successively in first bath, front end groove body is coagulating tank, end
End slot body is extraction and displacement bath, is equipped with Vltrasonic device in end trough body.
Preferably, drying unit is equipped between first bath and tensioning apparatus, drying unit is equipped with heat blowing system
System is used for adjusting film silk table surface humidity and temperature.
Preferably, it is equipped with gear extruder below the casting film flow container, the gear extruder is connected with spinning appts.
Preferably, the tensioning apparatus includes expanding pulley, the first fixed pulley and the second fixed pulley, and the expanding pulley setting exists
On scalable straight-bar and it is arranged between two fixed pulleys, first fixed pulley, expanding pulley, scalable straight-bar and second are fixed sliding
Wheel forms the tension of stretch spinning control spinning.
Preferably, the extrusion device is any one in single screw extrusion machine, double screw extruder and hot melt kneader
Kind.
The utility model provides the complete set of equipments that single step prepares enhancement type composite hollow fiber membrane, has the advantages that
(1) NIPS method coating is directly carried out by the high-intensity hollow basement membrane for preparing TIPS method, simplifies preparation process,
And there is continuity, it can guarantee the stability and homogeneity of product；
(2) it eliminates TIPS legal system and takes in addition an extraction and displacement bath is set after basement membrane, but by coagulating tank and extraction
Displacement bath is taken to be arranged in the same bath or latter with into the of postposition generating enhancement type composite hollow fiber membrane
Three baths, to reduce equipment investment and operating cost；
(3) TIPS legal system takes the dual function of the coagulating tank of basement membrane to improve the scope of application of complete equipment；
(4) compared with prior art, two sections of groove bodies of one coagulating tank of the complete set of equipments are film-made instead of TIPS method
The coagulating tank and extraction tank of process, the Vltrasonic device in extraction tank can be reduced the usage amount of extraction time and extraction agent, body
Product is also opposite to be reduced, thus the generation of waste liquid, waste water can be effectively reduced, and shortens the period of film, and reduce workshop cloth
Area is set, industrial implementation is conducive to, reduces production cost.
Detailed description of the invention
Fig. 1 is a kind of signal for the complete set of equipments for preparing enhancement type composite hollow fiber membrane provided by the utility model
Figure；
In figure: 110- extrusion device；111- vacuumizes interface；120- device for spinning；130- drying unit；140- tensioning dress
It sets；141- expanding pulley；The first fixed pulley of 142-；The second fixed pulley of 143-；The scalable straight-bar of 144-；150- spinning appts；151-
Casting film flow container；152- gear extruder；The first bath of 210-；The second bath of 220-；230- third bath；231- winding-roller；
Solid batcher is adjusted in 310-；Liquid feeding machine is adjusted in 320- first；Liquid feeding machine is adjusted in 330- second.
Specific embodiment
The utility model is described in further detail referring to the drawings and specific embodiments.
A kind of complete set of equipments preparing enhancement type composite hollow fiber membrane, including extrusion device 110, under extrusion device 110
Trip end is connected with device for spinning 120, and the first bath 210 is equipped with below device for spinning 120, and 210 downstream of the first bath, which is equipped with, opens
Tight device 140, the lower section of tensioning apparatus 140 are equipped with spinning appts 150, and the lower section of spinning appts 150 is equipped with the second bath 220,
The side of spinning appts 150 connects casting film flow container 151, and the downstream of the second bath 220 is equipped with third bath 230, third bath 230
It is interior to be equipped with winding-roller 231, it can control the height of liquid in third bath 230 to control the submergence height of winding-roller 231, and the
Three baths 230 can be with independent control heating temperature；Second bath 220 is coagulating tank, and third bath 230 is extraction and displacement bath
Slot；In the present embodiment, device for spinning 120 is spinneret, and can replace the spinneret of different size.
Extrusion device 110 is multi-segment structure, and each section of independent control heating temperature, extrusion device 110 are equipped with adjustable
Solid batcher 310 and the first adjustable liquid feeding machine 320, the first adjustable setting of liquid feeding machine 320 is adjustable solid
The downstream of body batcher 310 and it is located in the different sections of base apparatus from adjustable solid batcher 310.Setting first is adjustable
Liquid feeding machine 320 and adjustable solid batcher 310 can adjust inlet amount according to production or stop feeding.
Extrusion device 110 is equipped on the tract of the first adjustable liquid feeding machine 320 and vacuumizes interface 111, takes out true
Null interface 111 can be passed directly into atmosphere or connection vaccum-pumping equipment.
The top of device for spinning 120 is equipped with the second adjustable liquid feeding machine 330.Second adjustable liquid feeding machine is set
330 can adjust inlet amount according to production or stop feeding.
According to two groove bodies are divided between charging successively in first bath 210, front end groove body is coagulating tank, and end groove body is
Extraction and displacement bath, end trough body is interior to be equipped with Vltrasonic device.
Drying unit 130 is equipped between first bath 210 and tensioning apparatus 140, drying unit 130 is equipped with heat blowing system
System is used for adjusting film silk table surface humidity and temperature.
Gear extruder 152 is equipped with below casting film flow container 151, gear extruder 152 is connected with spinning appts 150.
Tensioning apparatus 140 includes expanding pulley 141, the first fixed pulley 142 and the second fixed pulley 143, and the setting of expanding pulley 141 exists
On scalable straight-bar 144 and it is arranged between two fixed pulleys, the first fixed pulley 142, expanding pulley 141,144 and of scalable straight-bar
Second fixed pulley 143 4 forms the tension of stretch spinning control spinning.
Extrusion device 110 is any one in single screw extrusion machine, double screw extruder and hot melt kneader.
Above-mentioned specific embodiment is used to illustrate the utility model, the only preferred embodiment of the utility model, and
It is not to limit the utility model, it is practical new to this in the spirit and scope of protection of the claims of the utility model
Any modification, equivalent substitution, improvement and etc. that type is made, both fall within the protection scope of the utility model.
Claims (9)
1. a kind of complete set of equipments for preparing enhancement type composite hollow fiber membrane, which is characterized in that it is described prepare it is enhanced it is compound in
The complete set of equipments of empty fiber membrane includes extrusion device, and the extrusion device downstream is connected with device for spinning, the spinning dress
It sets lower section and is equipped with the first bath, first bath downstream is equipped with tensioning apparatus, and the lower section of the tensioning apparatus is filled equipped with spinneret
It sets, the lower section of the spinning appts is equipped with the second bath, and the side of the spinning appts connects casting film flow container, second bath
Downstream be equipped with third bath, winding-roller is equipped in the third bath；Second bath is coagulating tank, the third bath
Slot is extraction and displacement bath.
2. the complete set of equipments according to claim 1 for preparing enhancement type composite hollow fiber membrane, which is characterized in that described to squeeze
Device is multi-segment structure out, and each section of independent control heating temperature, the extrusion device be equipped with adjustable solid batcher and
First adjustable liquid feeding machine, the first adjustable liquid feeding machine be arranged in the downstream of adjustable solid batcher and with
Adjustable solid batcher is located in the different sections of base apparatus.
3. the complete set of equipments according to claim 2 for preparing enhancement type composite hollow fiber membrane, which is characterized in that described to squeeze
Device is equipped on the tract of the first adjustable liquid feeding machine and vacuumizes interface out.
4. the complete set of equipments according to claim 1 for preparing enhancement type composite hollow fiber membrane, which is characterized in that the spinning
The top of silk device is equipped with the second adjustable liquid feeding machine.
5. the complete set of equipments according to claim 1 for preparing enhancement type composite hollow fiber membrane, which is characterized in that described
According to two groove bodies are divided between charging successively in one bath, front end groove body is coagulating tank, and end groove body is extraction and displacement bath.
6. the complete set of equipments according to claim 1 for preparing enhancement type composite hollow fiber membrane, which is characterized in that described
Drying unit is equipped between one bath and tensioning apparatus.
7. the complete set of equipments according to claim 1 for preparing enhancement type composite hollow fiber membrane, which is characterized in that the casting
Gear extruder is equipped with below film liquid tank, the gear extruder is connected with spinning appts.
8. the complete set of equipments according to claim 1 for preparing enhancement type composite hollow fiber membrane, which is characterized in that described
Tight device includes expanding pulley, the first fixed pulley and the second fixed pulley, and the expanding pulley is arranged on scalable straight-bar and setting exists
Between two fixed pulleys, first fixed pulley, expanding pulley, scalable straight-bar and the second fixed pulley form stretch spinning control
The tension of spinning processed.
9. the complete set of equipments according to claim 1 for preparing enhancement type composite hollow fiber membrane, which is characterized in that described to squeeze
Device is any one in single screw extrusion machine, double screw extruder and hot melt kneader out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820425650.4U CN208229675U (en) | 2018-03-28 | 2018-03-28 | A kind of complete set of equipments preparing enhancement type composite hollow fiber membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820425650.4U CN208229675U (en) | 2018-03-28 | 2018-03-28 | A kind of complete set of equipments preparing enhancement type composite hollow fiber membrane |
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| CN208229675U true CN208229675U (en) | 2018-12-14 |
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| CN201820425650.4U Active CN208229675U (en) | 2018-03-28 | 2018-03-28 | A kind of complete set of equipments preparing enhancement type composite hollow fiber membrane |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318173A (en) * | 2020-03-31 | 2020-06-23 | 华北理工大学 | Preparation device of separation membrane with controllable microporous structure and control method of bathing angle of membrane body |
| CN112791600A (en) * | 2021-02-24 | 2021-05-14 | 成都创合丰生物科技有限公司 | Hemodialysis membrane production line |
-
2018
- 2018-03-28 CN CN201820425650.4U patent/CN208229675U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111318173A (en) * | 2020-03-31 | 2020-06-23 | 华北理工大学 | Preparation device of separation membrane with controllable microporous structure and control method of bathing angle of membrane body |
| CN112791600A (en) * | 2021-02-24 | 2021-05-14 | 成都创合丰生物科技有限公司 | Hemodialysis membrane production line |
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