CN104963007A - Spinning device for nanofiber production - Google Patents
Spinning device for nanofiber production Download PDFInfo
- Publication number
- CN104963007A CN104963007A CN201510343624.8A CN201510343624A CN104963007A CN 104963007 A CN104963007 A CN 104963007A CN 201510343624 A CN201510343624 A CN 201510343624A CN 104963007 A CN104963007 A CN 104963007A
- Authority
- CN
- China
- Prior art keywords
- spinning
- spinning solution
- nanofiber
- housing
- spinning device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Nonwoven Fabrics (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention discloses a spinning device for nanofiber production. The spinning device for nanofiber production comprises a high-pressure air pump, a spinning solution storage tank, an electrostatic generator, a metal screen and a nanofiber receiver. The electrostatic generator is connected with the metal screen, an electric field area is formed between the metal screen and the nanofiber receiver, a housing is arranged at the lower end of the metal screen and is provided with an air inlet and a liquid inlet, the air inlet is connected with the high-pressure air pump, the liquid inlet is connected with the spinning solution storage tank, spinning solution paths formed among round particles filled into the housing are formed in the housing, the liquid inlet and the air inlet are communicated with the spinning solution paths, and the metal screen is located above the spinning solution paths. Compared with existing nanofiber spinning batch-production devices, nanofiber spinning functions are diversified, and the spinning device for nanofiber production is easy to operate, convenient to use and low in power consumption.
Description
Technical field
The present invention relates to the exploitation that a kind of novel multi-functional production in enormous quantities nanofiber hundred wins spinning equipment, for improving the industrialization output of nanofiber further, especially the nanometer spinning of various raw material can be applicable to, and the spinning mode of complex function can be provided, conveniently regulate multiple hundred to win and spin spinning technology parameter, promoted the high speed development of nanofiber industry further.
Background technology
Nanometer technology is one of current whole world focus comparing concern, and the nanofiber developed by nanometer technology becomes one of person of pursuing of more capable each industry at present especially, nanofiber itself has unique nano effect, as: the surface of the large generation of specific area or the small-size effect etc. of interfacial effect or generation, therefore the application of nanofiber especially on the field such as environmental protection, new forms of energy gets more and more.At present, nanofiber has become the core dielectric of a lot of manufacturer on high-efficiency air filtering field; And in the aerial propagation of pre-anti-biological germ, nanofiber is also very important filtering material, as having some successful stories to the prevention of Flu-A etc. in public health; High-performance nano fibre diaphragm is to promoting the technological change of China's new forms of energy, playing huge impetus to the raising of the performance of battery car simultaneously.
Prepare the main focus that high polymer nano fiber becomes various countries' research thus, the batch exploitation of nanofiber mainly still depends on traditional Static Spinning technology at present, as many shower nozzles, roller type, porous cast, blown film spin processes and bubble Static Spinning, wherein, front four kinds of spinning process due to the nano fibrous membrane made quantitatively uneven, or the nanofiber diameter of spinning differs greatly, some spinning conditions are too harsh, or the problems such as solvent recovery is difficult, make them limit its application to a certain extent; Bubble Static Spinning is as a kind of novel electrostatic spinning process; conventional electrostatic spinning process all before comparing; to a certain degree can realize the batch production of nanofiber; bubble Static Spinning need not traditional spinning head spinning, but passes into gas in polymer solution (melt), blows out a large amount of bubble; bubble breaks at free surface and forms numerous drop; this is equivalent to the electrostatic spinning of Multi needle, significantly improves spinning speed, realizes the large-scale production of high polymer nano fiber.First the various bubble electrostatic spinning techniques of current invention need the spinning solution of certain volume could produce a large amount of bubbles when spinning; Secondly, need to rely on high voltage electrostatic device after bubbles burst and produce the stretching of high-tension electricity field force realization to high polymer liquid, this describes bubble electrostatic spinning technique to a certain extent not only needs a large amount of spinning solutions when spinning, also need to consume a large amount of electric energy simultaneously, and these air bubble spinning Measures compare are single, the needs of multi-functional air bubble spinning method cannot be met.
Therefore a kind of low energy consumption, practicality, easy is developed, only need little spinning solution just can spin a large amount of nanofibers, can meet the needs of multi-functional bubble spin processes, and the industrial production device that can realize the batch production of nanofiber is of great immediate significance.
Summary of the invention
In order to solve, existing air bubble spinning device is single, power consumption large, and spinning solution sought-after technology problem, the invention provides a kind of low energy consumption, and in spinning process, only need keep the continuous air bubbles device for spinning of a small amount of spinning solution all the time.
A kind of production nano-fiber spinning device, comprise high-pressure pump, spinning solution liquid storage tank, electrostatic generator, metallic sieve and nanofiber receiver, described electrostatic generator is connected with metallic sieve, electric field region is formed between metallic sieve and nanofiber receiver, it is characterized in that: the lower end of described metallic sieve is provided with a housing, be provided with air inlet and inlet on the housing, described air inlet is connected with described high-pressure pump, described inlet is connected with described spinning solution liquid storage tank, have by being filled in the spinning solution path formed between circular granular in housing in described housing, described inlet is communicated with described spinning solution path with air inlet, described metallic sieve is positioned at the top in described spinning solution path.
The diameter of described circular granular is 1mm ~ 6mm.
Described electric field region is provided with heater.
Described heater is steam heating pipe.
Described housing extends up to described electric field region, and described steam heating pipe is arranged in described inner walls.
Dropping device is provided with between described inlet and spinning solution liquid storage tank; Charging valve is provided with between described air inlet and high-pressure pump.
Described circular granular material is metal ball or glass marble.
The material of described housing is PP section bar, PES section bar, PSU section bar or PAI section bar.
The device for spinning that a kind of multifunctional nano fiber batch of the present invention is produced rapidly, comprises the high-pressure pump of air pressure adjustable range at 0 ~ 100Kg; Diameter be cylindrical spinning solution path (low side with diameter be the charging valve of 10cm, upper end can change 20 ~ 400 object metallic sieves according to demand, side has diameter to be the spinning solution delivery port of 1cm), the material that spinning solution path is selected can be PP section bar, PES section bar, PSU section bar, PAI section bar etc., and thickness needs 1 ~ 2cm; Circular granular pad thing can be selected steel ball, also can select glass marble etc., and for filling whole spinning shaft, the diameter of circular granular is 1mm ~ 6mm, and its diameter needs larger than the diameter of metallic sieve, ensures that circular granular pad thing can not run out of spinning solution path; Liquid storage tank is placed on outside spinning solution path, for the polymer dope that storage configuration is good; Spinning solution conveyance conduit is connected between liquid storage tank with spinning solution path, and on pipeline, dropping device is housed, and can control the conveying capacity of spinning solution; The diameter in high pressure draught path is consistent with spinning solution path, and the material in high pressure draught path is the high-quality stainless steel that 3mm is thick, and path inwall is equipped with steam heating pipe, and steam heating pipe can control heating-up temperature, scope is adjustable 60 ~ 100 DEG C; The fabric width of receiver is 40cm, and the material of receiver can be the metal anvil cloth such as anvil cloth, copper anvil cloth, aluminium anvil cloth, and do elliptical orbit motion, its speed of service can regulate, and is connected with region, and the distance between recipient and high pressure draught path can regulate; Electrostatic generator is connected with stainless steel mesh, can use as required, also can not use, and the size of voltage is also controlled, and controlled range is at 10 ~ 50KV.
Described high-pressure pump is placed in immediately below spinning solution path, be connected with spinning solution path by air pump pipeline, the jet that described receiver is launched after receiving the bubble breaking that device for spinning blows out, device for spinning mesohigh gas relies on high-pressure pump generation and enters from spinning solution path valve, through circular granular pad thing, blow out from metallic sieve, described high pressure draught path is used for the stable transport path to maintaining air draught, when heating, can promote that the quick volatilization of solvent is also conducive to the drawing-off of high polymer; Described liquid storage tank adopts the mode of " dribble dropping " in spinning solution path, rely on spinning solution conveyance conduit continuous print to carry a small amount of spinning solution; Described metallic sieve is connected with electrostatic generator, and after electrostatic equipment is opened, and the high-tension electricity field force produced between recipient is for the drawing-off to high polymer, forms ultra-fine nano-fluid.
The maximum feature of device for spinning of batch production nanofiber of the present invention is: air bubble spinning functional diversities, throughput can be controlled, regulate spinning distance, control electrostatic, solvent evaporates condition etc., be easy to operation, easy to use, nanometer spinning only needs high-pressure pump and power consumption is little, rely on the acting in conjunction of gases at high pressure and screening only to need a small amount of spinning solution just can carry out the spinning of bubble nanometer, and can greatly improve the output of nanofiber, the nano fibrous membrane quantitative and even made.
Accompanying drawing explanation
Fig. 1 is the structural representation of multi-functional production in enormous quantities nano-fiber spinning device.
Fig. 2 is spinning solution path plan structure schematic diagram.
Fig. 3 is high pressure draught path plan structure schematic diagram.
Fig. 4 is that receiving system plan structure shows schematic diagram.
In figure: 1, high-pressure pump, 2, gas ducting, 3, charging valve, 4, spinning solution path, 5, pad thing, 6, metallic sieve, 7, electrostatic generator, 8, fixed screw, 9, spinning solution delivery port, 10, spinning solution plastic pipe for conveying road, 11, dropping device, 12, liquid storage tank, 13, high pressure draught path, 14, steam heating pipe, 15, recipient, 16, screening.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is elaborated:
A kind of device for spinning producing nanofiber in batches of the present invention, as shown in Figure 1, by high-pressure pump 1 adjustable pressure size, the air pressure regulated pours gas ducting 2, open charging valve 3, gases at high pressure pour spinning solution path 4, the spinning solution now configured in figure liquid storage tank 12 enters spinning solution path by spinning solution delivery port 9 along figure spinning solution plastic pipe for conveying road 10 under the control of dropping device 11, spinning solution enters spinning solution path can form numerous tiny bubble by most drop after running into gases at high pressure and pad thing 5, bubble will be formed " walking wall effect ", outer wall along pad thing is upwards walked, independently walking path is had between bubble, when bubble or drop run into metallic sieve 6, then through screening 16, the drop now not forming bubble or the bubble formed all can form numerous bubble, and bubble can be broken into numerous tiny drop under the impact of strong high pressure gas pressure gas stream or the double action of electric field force, tiny drop can pass high pressure draught path 13, after the steam heating pipe 14 of high pressure draught path inwall is opened, a large amount of hot-airs is constantly distributed in high pressure draught path, now cold anticyclone air-flow moment just can be heated to form thermal current, in this case, tiny drop is accelerated under the drive of thermal current always on the one hand, it is made to draw longer and longer, form nanofiber, the solvent of drop internal tiny on the other hand just volatilizees fast, nanofiber is owing to there being higher speed, after passing high pressure draught path, just can be gathered on recipient rapidly, can strip down after the nanometer film of having assembled walks out aggregation zone, if receptor surface places one deck base cloth, so the motion process of nanofiber will be similar to " water thorn " motion in non-weaving cloth process, part nanofiber can embed in the internal voids of base cloth, part nanofiber will cover the surface of base cloth, form the composite membrane of base cloth and nanometer film.
In implementation process of the present invention, by regulating high pressure air pressure size, metallic sieve width of mesh, the distance in recipient and high pressure draught path, the adding pad thing diameter in heat and spinning solution path and can control the fineness of nanofiber of steam heating pipe, the quantitative of nanometer film can be controlled by regulating the speed of service of recipient, by regulating the vertical range of recipient and high pressure draught path, high pressure draught size, heating wire add the density that heat can control nano fibrous membrane, and this device can be used for again for the production of various nano fibrous membrane the composite membrane producing various base cloth and nano fibrous membrane, a kind of multi-functional, convenient, simply, practical spinning nanofiber process units.
Claims (8)
1. produce nano-fiber spinning device for one kind, comprise high-pressure pump, spinning solution liquid storage tank, electrostatic generator, metallic sieve and nanofiber receiver, described electrostatic generator is connected with metallic sieve, electric field region is formed between metallic sieve and nanofiber receiver, it is characterized in that: the lower end of described metallic sieve is provided with a housing, be provided with air inlet and inlet on the housing, described air inlet is connected with described high-pressure pump, described inlet is connected with described spinning solution liquid storage tank, have by being filled in the spinning solution path formed between circular granular in housing in described housing, described inlet is communicated with described spinning solution path with air inlet, described metallic sieve is positioned at the top in described spinning solution path.
2. production nano-fiber spinning device according to claim 1, is characterized in that: the diameter of described circular granular is 1mm ~ 6mm.
3. production nano-fiber spinning device according to claim 1, is characterized in that: described electric field region is provided with heater.
4. production nano-fiber spinning device according to claim 3, is characterized in that: described heater is steam heating pipe.
5. production nano-fiber spinning device according to claim 4, it is characterized in that: described housing extends up to described electric field region, described steam heating pipe is arranged in described inner walls.
6. the production nano-fiber spinning device according to claim 1,2,3,4 or 5, is characterized in that: between described inlet and spinning solution liquid storage tank, be provided with dropping device; Charging valve is provided with between described air inlet and high-pressure pump.
7. production nano-fiber spinning device according to claim 6, is characterized in that: described circular granular material is metal ball or glass marble.
8. multi-functional production in enormous quantities nano-fiber spinning device according to claim 6, is characterized in that: the material of described housing is PP section bar, PES section bar, PSU section bar or PAI section bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510343624.8A CN104963007B (en) | 2015-06-19 | 2015-06-19 | A kind of production nano-fiber spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510343624.8A CN104963007B (en) | 2015-06-19 | 2015-06-19 | A kind of production nano-fiber spinning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104963007A true CN104963007A (en) | 2015-10-07 |
| CN104963007B CN104963007B (en) | 2019-03-01 |
Family
ID=54217085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510343624.8A Active CN104963007B (en) | 2015-06-19 | 2015-06-19 | A kind of production nano-fiber spinning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104963007B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106757423A (en) * | 2017-01-24 | 2017-05-31 | 厦门大学 | Vibration Multi-tip electrostatic spinning apparatus |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009042128A1 (en) * | 2007-09-25 | 2009-04-02 | The University Of Akron | Bubble launched electrospinning jets |
| CN102660783A (en) * | 2012-05-30 | 2012-09-12 | 苏州大学 | Porous bubble electrostatic spinning device |
| CN202595359U (en) * | 2012-05-31 | 2012-12-12 | 苏州大学 | Bubble static spinning device |
| CN202626361U (en) * | 2012-06-07 | 2012-12-26 | 苏州大学 | Bubble electrostatic spinning device |
| CN202626362U (en) * | 2012-06-19 | 2012-12-26 | 苏州大学 | Air bubble electrostatic spinning device |
| CN202830246U (en) * | 2012-10-15 | 2013-03-27 | 苏州大学 | Multi-hole bubble electrostatic spinning device |
| TWI445855B (en) * | 2011-12-15 | 2014-07-21 | Taiwan Textile Res Inst | Needleless melt electrostatic spinning apparatus |
| CN204874848U (en) * | 2015-06-19 | 2015-12-16 | 南通百博丝纳米科技有限公司 | Production nanofiber spinning equipment |
-
2015
- 2015-06-19 CN CN201510343624.8A patent/CN104963007B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009042128A1 (en) * | 2007-09-25 | 2009-04-02 | The University Of Akron | Bubble launched electrospinning jets |
| TWI445855B (en) * | 2011-12-15 | 2014-07-21 | Taiwan Textile Res Inst | Needleless melt electrostatic spinning apparatus |
| CN102660783A (en) * | 2012-05-30 | 2012-09-12 | 苏州大学 | Porous bubble electrostatic spinning device |
| CN202595359U (en) * | 2012-05-31 | 2012-12-12 | 苏州大学 | Bubble static spinning device |
| CN202626361U (en) * | 2012-06-07 | 2012-12-26 | 苏州大学 | Bubble electrostatic spinning device |
| CN202626362U (en) * | 2012-06-19 | 2012-12-26 | 苏州大学 | Air bubble electrostatic spinning device |
| CN202830246U (en) * | 2012-10-15 | 2013-03-27 | 苏州大学 | Multi-hole bubble electrostatic spinning device |
| CN204874848U (en) * | 2015-06-19 | 2015-12-16 | 南通百博丝纳米科技有限公司 | Production nanofiber spinning equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106757423A (en) * | 2017-01-24 | 2017-05-31 | 厦门大学 | Vibration Multi-tip electrostatic spinning apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104963007B (en) | 2019-03-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103225116B (en) | Differential melt-electrospinning jet head | |
| JP5793249B2 (en) | Ultrafine powder sieving machine with bidirectional air flow | |
| CN102828260B (en) | Centrifugal needle-free electrostatic spinning device | |
| Mingjun et al. | An example of industrialization of melt electrospinning: Polymer melt differential electrospinning | |
| KR100788933B1 (en) | A centrifugal electric spinning apparatus and a centrifugal electric spinning method | |
| CN102586844B (en) | Sand charging groove for manufacturing electroplated diamond fretsaw | |
| CN101709534A (en) | Device and method for manufacturing airflow melting electrostatic spinning nano-fiber non-woven fabric | |
| Shao et al. | High-throughput fabrication of quality nanofibers using a modified free surface electrospinning | |
| CN207632988U (en) | A kind of electrospinning device of large-scale production mask filter membrane | |
| CN108866657B (en) | A kind of collection device of polymer nanofiber | |
| Yin et al. | High-throughput free surface electrospinning using solution reservoirs with different depths and its preparation mechanism study | |
| CN102864509B (en) | Air bubble spinning device | |
| CN204874848U (en) | Production nanofiber spinning equipment | |
| CN101803798B (en) | Vertical pneumatic bending, flavoring and feeding device | |
| CN201195772Y (en) | Hubble-bubble spinning apparatus with temperature control apparatus | |
| CN104963007A (en) | Spinning device for nanofiber production | |
| CN104073897A (en) | Throat-tube type cold-wind-drafted and melt micro-fibre spinning device | |
| CN108035075A (en) | A kind of process units of nano fiber non-woven fabric | |
| CN203625534U (en) | Electrostatic spinning device capable of adjusting viscosity of polymer solution | |
| CN105332067B (en) | A kind of confession fluid apertures can close continuous liquid supply electrostatic spinning apparatus | |
| CN103556238B (en) | The electrostatic spinning apparatus of adjustable polymer solution viscosity | |
| CN204745702U (en) | A film evaporator for cellulose dissolves | |
| CN105088369B (en) | A kind of bubble electrostatic spinning apparatus | |
| CN202626361U (en) | Bubble electrostatic spinning device | |
| CN107630293A (en) | A kind of preparation method and product of on-line continuous hot pressing dry vacuum insulated panel core material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210115 Address after: No.1, Zhangjiagang East Road, Yitang Town, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: Pizhou Binhe SME Management Service Co.,Ltd. Address before: 226300 Building 1, 299 Xingyuan Road, hi tech Zone, Nantong, Jiangsu Patentee before: NANTONG BUBBFIL NANO TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210820 Address after: 610000 Group 8, zhuanlong Town, Jintang County, Chengdu City, Sichuan Province Patentee after: Li Xiaojing Address before: No.1, Zhangjiagang East Road, Yitang Town, Pizhou City, Xuzhou City, Jiangsu Province Patentee before: Pizhou Binhe SME Management Service Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220308 Address after: 314299 the first floor of Building 1, 1888, Xingping Fourth Road, Zhongdai street, Pinghu City, Jiaxing City, Zhejiang Province starts from the second room in the East and the first room on the second floor in the West Patentee after: Jiaxing Zhongxin nano materials Co.,Ltd. Address before: 610000 Group 8, zhuanlong Town, Jintang County, Chengdu City, Sichuan Province Patentee before: Li Xiaojing |