CN105088366B - A kind of electrostatic spinning apparatus of batch micro operations nanofiber, method and system - Google Patents
A kind of electrostatic spinning apparatus of batch micro operations nanofiber, method and system Download PDFInfo
- Publication number
- CN105088366B CN105088366B CN201510467607.5A CN201510467607A CN105088366B CN 105088366 B CN105088366 B CN 105088366B CN 201510467607 A CN201510467607 A CN 201510467607A CN 105088366 B CN105088366 B CN 105088366B
- Authority
- CN
- China
- Prior art keywords
- plate electrode
- gas chamber
- nanofiber
- micro operations
- batch micro
- 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.)
- Active
Links
Abstract
The present invention relates to a kind of electrostatic spinning apparatus of batch micro operations nanofiber, method and system, including：Gas chamber, a face of the gas chamber are equipped with plate electrode, some micropores are opened up on the plate electrode；Air supply unit, supplies the gas chamber；The conductive collector being oppositely arranged with plate electrode, the conductive collector is outside gas chamber；Power supply, the two poles of the earth of the power supply connect plate electrode and conductive collector respectively.The present invention is on gas chamber using the plate electrode with micropore as spinning electrode, the distribution of micropore can make it that the jet stream of spinning is more uniform, air-flow in spinning process in gas chamber is sprayed from micropore, it is easier so that inducing spinning, and jet stream is further stretched under airflow function before deposition, in conductive collector, deposit fiber is also evenly.Present invention can apply to electrostatic spinning.
Description
Technical field
The present invention relates to micro-nano technology field, more particularly to a kind of electrostatic spinning apparatus of batch micro operations nanofiber,
Method and system.
Background technology
Electrostatic spinning technique has successfully realized that including the materials such as polymer, metal, ceramics is prepared into 3 nanometers to 5 microns
The electrospinning fibre of scope.Its principle is：Under HV generator effect, spinning liquid jetting device and nanofiber receive dress
High-voltage electrostatic field is formed between putting；Polymer solution high voltage electric field effect under accumulation and stretched by electric field force, deformation production
Raw Taylor cones；When electric field force is sufficiently large, band point drop overcomes surface tension to form electrified jet, accelerates to transport towards collector
It is dynamic；Bend and stretch with solvent, electrified jet, which is stretched, to attenuate, is formed by curing nanofibrous structures.
In recent years, electrostatic spinning technique with it is continuous, easily and fast, technique is simple, of low cost the characteristics of gradually into
For the mainstream technology of nanofiber manufacture；Electrospun nano-fibers have morphology controllable, more many than the big, good permeability of table product etc.
Advantage, oneself is applied widely in fields such as filtering material, protective materials, zymophore, sensor films.It is but traditional quiet
Electric spinning device can only carry out one-jet spinning, and yield only has 0.1~1g/h, and efficiency is very low, it is difficult to adapts to electrostatic spinning skill
The needs of art industrialization.Therefore, change spinning jetelectrode structure and realize that more jet stream injections are current electrostatic spinning technique batches
The emphasis of PRODUCTION TRAITS.At present, the method for improving electrostatic spinning efficiency mainly uses Multi needle electrostatic spinning apparatus
（J.C.Almekinders and C.Jones.Multiple jet electrohydrodynamic spraying and
applications [J].J.Aerosol.Sci., 1999, 17:969-971 ）To carry out batch micro operations, received so as to improve
Rice fibre production efficiency.But the array arrangement of more spinning nozzles is also easy to produce non-uniform electric field, phase transconductance broadcasts suppression between nozzle
System influences, and the spray regime of each nozzle is inconsistent, it is difficult to ensures that each nozzle is carried out at the same time continual and steady jet stream injection；And
And the electrostatic repulsion between jet stream also increases the unstability of jet stream, so as to cause each nozzle to spray acquisition
Nanofiber shape size is widely different, have impact on the quality of prepared nano-fiber film.In addition, conventional electrostatic device for spinning
Have the shortcomings that to be easy to block, clean difficulty, hinder its industrialization and push away as nozzle using standard injection spinning nozzle mostly
Extensively.
The content of the invention
In order to overcome above-mentioned technical problem, it is an object of the invention to provide a kind of Static Spinning of batch micro operations nanofiber
Silk device, its spinning are uniform.
The technical solution adopted in the present invention is：
A kind of electrostatic spinning apparatus of batch micro operations nanofiber, including：
Gas chamber, a face of the gas chamber are equipped with plate electrode, some micropores are opened up on the plate electrode；
Air supply unit, supplies the gas chamber；
The conductive collector being oppositely arranged with plate electrode, the conductive collector is outside gas chamber；
Power supply, the two poles of the earth of the power supply connect plate electrode and conductive collector respectively.
As a further improvement on the present invention, the scraper plate being additionally included between conductive collector and plate electrode, it is described to scrape
Plate has the stroke moved back and forth in the plane, and the plane is the plane parallel to plate electrode.
As a further improvement on the present invention, the scraper plate and the distance between plate electrode are adjustable.
As a further improvement on the present invention, the gas chamber is surrounded by the babinet of plate electrode and connection plate electrode.
As a further improvement on the present invention, sealing ring is equipped between the babinet and plate electrode.
As a further improvement on the present invention, the air supply unit includes source of the gas, passes through pipe between the source of the gas and gas chamber
Road connects.
As a further improvement on the present invention, the outlet port of the source of the gas is equipped with pressure regulator valve.
Invention additionally discloses the spinning process of above device, its technical solution used is to comprise the following steps：
A. spinning solution is laid on plate electrode；
B. the air-flow sprayed from micropore drives solution raised, and raised solution produces accumulation under electric field action；
C. when accumulation is to jet stream concentration, raised solution forms jet stream and evaporates in the electric field；
D. it is deposited on after solution evaporation on conductive collector and forms uniform nanofiber.
As a further improvement on the present invention, scraped finish solution surface is moved back and forth using scraper plate, to ensure sample path length
Uniformity.
As a further improvement on the present invention, the height of scraper plate is adjusted to adjust the thickness of solution.
Invention additionally discloses a kind of electrostatic spinning system of batch micro operations nanofiber, including：
More than two gas chambers, each unidirectional face of gas chamber are equipped with plate electrode, are opened on the plate electrode
If some micropores；
Air supply unit, supplies each gas chamber；
The conductive collector being oppositely arranged with each plate electrode, the conductive collector is outside any gas chamber；
Power supply, the two poles of the earth of the power supply connect each plate electrode and each conductive collector respectively.
The beneficial effects of the invention are as follows：The present invention uses the plate electrode with micropore as spinning electrode on gas chamber, micro-
The distribution in hole can make it that the jet stream of spinning is more uniform, and the air-flow in spinning process in gas chamber is sprayed from micropore so that is lured
Hair spinning is easier, and jet stream is further stretched under airflow function before deposition, is deposited in conductive collector fine
Tie up also evenly.
Brief description of the drawings
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structure diagram of apparatus of the present invention；
Fig. 2 is the view of gas chamber and scraper plate of the present invention；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the top view of Fig. 2.
Embodiment
The electrostatic spinning apparatus of batch micro operations nanofiber as shown in Figures 1 to 4, including gas chamber 13, air supply unit, scrape
Plate 7, conductive collector 11 and power supply 9.
Gas chamber 13 is surrounded by babinet 4 and plate electrode 6.The upper end opening of babinet 4, plate electrode 6 are covered in described open
On mouth, sealing ring 12 is set on the joint face of babinet 4 and plate electrode 6, to ensure that both joint faces are air tight.
Some micropores 5 are uniformly opened up on plate electrode 6, these micropores 5 perpendicular to the plane where plate electrode 6 and
Gas chamber 13 is connected with extraneous, after 13 gassy of gas chamber, air-flow can be flowed out from micropore 5.
The air supply unit supplies gas chamber 13 outside gas chamber 13, specifically by source of the gas 1, tracheae 3 and pressure regulator valve
2 are formed.One end of babinet 4 is equipped with gas-tpe fitting 14, and tracheae 3 connects gas-tpe fitting 14 and source of the gas 1, by the confession of source of the gas 1
Gas is delivered in gas chamber 13 by the gas channel 15 in gas-tpe fitting 14.Pressure regulator valve 2 is installed on tracheae 3 close to source of the gas 1
Outlet port, for keeping the stabilization of 13 interior air-flow of gas chamber and adjusting tolerance.
Conductive collector 11 is located at the top of plate electrode 6, and is oppositely arranged with plate electrode 6.Power supply 9 is high voltage power supply,
Its two poles of the earth is connected on plate electrode 6 and conductive collector 11 by conducting wire 8 and conducting wire 10 respectively, therefore plate electrode 6 is with leading
An electric field is formed between electric collecting device 11 under the action of high voltage power supply 9.
The scraper plate 7 of the present embodiment is arranged on the top of plate electrode 6, at the same positioned at conductive collector 11 and plate electrode 6 it
Between.Scraper plate 7 is driven by motion platform（Motion platform is simultaneously not shown）, can back and forth be transported along the in-plane of plate electrode 6
It is dynamic.Further, which can drive scraper plate 7 to move up and down at the same time so that the distance between scraper plate 7 and plate electrode 6 can
Adjust.
The method that electrostatic spinning is carried out using above-mentioned electrostatic spinning apparatus is described below.
First, by and charging (feeding) equipment (not shown) spinning solution is laid on plate electrode 6；In the process from micro-
The air-flow that hole 5 ejects prevents solution to be flowed into from micropore 5 in gas chamber 13.
After scraper plate 7 sets a height, moved back and forth under the drive of motion platform, the solution on plate electrode 6 is scraped
It is flat, it ensure that the uniformity of the sample path length and its thickness on plate electrode 6.User can also according to the thickness of solution need come
Adjust the height of scraper plate 7.
The solution being laid in afterwards on plate electrode 6, can be raised in the case where the air-flow sprayed from micropore 5 drives, and raised is molten
Liquid can produce accumulation under electric field action, and when accumulation is to a certain concentration, raised solution can break through surface tension,
Form jet stream in the electric field, jet stream in electric field and under the dual drawing effect of air-flow that micropore 5 ejects, further stretching and
Splitting, under the drive of air-flow, evaporation faster, is finally deposited into uniform nanofiber on conductive collector 11.
The method and apparatus of embodiment also have the following advantages that compared with prior art：
1. since syringe needle mustn't be used in device, fibre caused by the electric field brought is interfered can be spun to avoid because of more nozzle pins
Dimension deposition is uneven；
2. the plate electrode with micropore is as spinning electrode, under the auxiliary of air-flow so that induce spinning and be easier, micropore
Distribution so that spinning jet stream it is more uniform；
3. jet stream is further stretched under the airflow function that micropore ejects before deposition so that deposit fiber is more
Uniformly；
4. go to strike off solution using scraper so that the thickness of solution is controllable and uniform, has very big carry to the quality of fiber
Rise.
5. more succinct, efficient, the convenient dismounting of spinning technique and device and cleaning in embodiment.
In addition, can be by two or more as an entirety, user using single babinet 4 and single supporting plate electrode 6
These a entire combinations use, it is supplied respectively using air supply unit, and are received using one or more conductive collectors deposition
Rice fiber, so as in high volume weave in the spinning process of nanofiber, will not be interfered with each other be subject to electric field and influence fibre
The uniformity of dimension.
The above is the preferred embodiment of the present invention, it does not form limiting the scope of the invention.
Claims (8)
- A kind of 1. electrostatic spinning apparatus of batch micro operations nanofiber, it is characterised in that including：Gas chamber, a face of the gas chamber are equipped with plate electrode, some micropores are opened up on the plate electrode；Air supply unit, supplies the gas chamber；The conductive collector being oppositely arranged with plate electrode, the conductive collector is outside gas chamber；Power supply, the two poles of the earth of the power supply connect plate electrode and conductive collector respectively；The scraper plate being additionally included between conductive collector and plate electrode, the scraper plate have the row moved back and forth in the plane Journey, the plane are the plane parallel to plate electrode, and the scraper plate and the distance between plate electrode are adjustable.
- 2. the electrostatic spinning apparatus of batch micro operations nanofiber according to claim 1, it is characterised in that：The gas chamber by The babinet of plate electrode and connection plate electrode surrounds.
- 3. the electrostatic spinning apparatus of batch micro operations nanofiber according to claim 2, it is characterised in that：The babinet with Sealing ring is equipped between plate electrode.
- 4. the electrostatic spinning apparatus of batch micro operations nanofiber according to claim 1, it is characterised in that：The supply is single Member includes source of the gas, is connected between the source of the gas and gas chamber by pipeline.
- 5. the electrostatic spinning apparatus of batch micro operations nanofiber according to claim 4, it is characterised in that：The source of the gas Outlet port is equipped with pressure regulator valve.
- A kind of 6. electrospinning process of batch micro operations nanofiber, it is characterised in that usage right requirement any one of 1 to 5 The device, comprises the following steps：A. spinning solution is laid on plate electrode；B. the air-flow sprayed from micropore drives solution raised, and raised solution produces accumulation under electric field action；C. when accumulation is to jet stream concentration, raised solution forms jet stream and evaporates in the electric field；D. it is deposited on after solution evaporation on conductive collector and forms uniform nanofiber.
- 7. the electrospinning process of batch micro operations nanofiber according to claim 6, it is characterised in that：It is past using scraper plate Scraped finish solution surface is moved again, to ensure the uniformity of sample path length.
- 8. the electrospinning process of batch micro operations nanofiber according to claim 7, it is characterised in that：Adjust scraper plate Highly adjust the thickness of solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510467607.5A CN105088366B (en) | 2015-07-31 | 2015-07-31 | A kind of electrostatic spinning apparatus of batch micro operations nanofiber, method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510467607.5A CN105088366B (en) | 2015-07-31 | 2015-07-31 | A kind of electrostatic spinning apparatus of batch micro operations nanofiber, method and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105088366A CN105088366A (en) | 2015-11-25 |
| CN105088366B true CN105088366B (en) | 2018-04-20 |
Family
ID=54569659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510467607.5A Active CN105088366B (en) | 2015-07-31 | 2015-07-31 | A kind of electrostatic spinning apparatus of batch micro operations nanofiber, method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105088366B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142618A (en) * | 2017-07-19 | 2017-09-08 | 盐城工业职业技术学院 | The preparation facilities and system of nano fibrous membrane |
| AU2018328974A1 (en) | 2017-09-05 | 2020-03-26 | 4C Air, Inc. | Nozzle plate for fiber formation |
| KR101954223B1 (en) * | 2018-09-12 | 2019-03-05 | 한국화학연구원 | Flat type melt-electro spinning apparatus for mass production of Nano-fiber and the method of Solvent-free Melt-electro spinning |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703997A (en) * | 2012-06-21 | 2012-10-03 | 中原工学院 | Multi-nozzle closed type jet electrostatic spinning device for preparing nanofibers |
| CN102851753A (en) * | 2012-10-15 | 2013-01-02 | 苏州大学 | Porous bubble electrostatic spinning device |
| CN203583025U (en) * | 2013-12-05 | 2014-05-07 | 厦门大学 | Electrostatic spinning device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100084791A1 (en) * | 2008-10-08 | 2010-04-08 | Xingtao Wu | Methods of manufacturing fibers |
| CN101775706B (en) * | 2010-03-03 | 2011-05-04 | 天津工业大学 | Production method of micro nanometer fiber non-woven fabric and device |
| CN204982155U (en) * | 2015-07-31 | 2016-01-20 | 佛山轻子精密测控技术有限公司 | Batch manufacture nanofiber's electrostatic spinning device and system |
-
2015
- 2015-07-31 CN CN201510467607.5A patent/CN105088366B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703997A (en) * | 2012-06-21 | 2012-10-03 | 中原工学院 | Multi-nozzle closed type jet electrostatic spinning device for preparing nanofibers |
| CN102851753A (en) * | 2012-10-15 | 2013-01-02 | 苏州大学 | Porous bubble electrostatic spinning device |
| CN203583025U (en) * | 2013-12-05 | 2014-05-07 | 厦门大学 | Electrostatic spinning device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105088366A (en) | 2015-11-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102965743B (en) | A kind of nanofiber low tension spinning equipment with auxiliary electrode | |
| CN105369367B (en) | A kind of needleless nozzle electrospinning device of accurate feed flow | |
| CN107366029B (en) | A kind of mass prepares the electrostatic spinning apparatus of nanofiber | |
| CN100516322C (en) | Static spinning equipment of Nano fiber | |
| CN104831370B (en) | Spiral air flow auxiliary electrostatic device for spinning | |
| CN103194806B (en) | Polymer solution electrostatic spinning component, device and method | |
| CN105088366B (en) | A kind of electrostatic spinning apparatus of batch micro operations nanofiber, method and system | |
| CN103590121B (en) | A kind of linear jet flow is without spray nozzle type electrostatic spinning apparatus | |
| Rafique et al. | Electrospinning highly aligned long polymer nanofibers on large scale by using a tip collector | |
| CN104032383A (en) | Bidirectional spiral electrostatic spinning device | |
| WO2014177039A1 (en) | Melt differential electrospinning device and process | |
| CN104611772B (en) | Electrostatic spinning device for preparing coaxial nanofiber in batches | |
| CN105442064A (en) | Bubble electrostatic spinning device for preparing three-dimensional fiber support | |
| CN103194805A (en) | Claw multi-nozzle electrospinning jet device with auxiliary air flow | |
| CN105274635A (en) | Static bubble spinning device | |
| CN106676653B (en) | Core fluid carries two kinds of three-level coaxial electrically spun methods that can not spin outer sheath fluid | |
| CN105239171A (en) | Linear electrode static spinning device having sharp teeth | |
| CN103215665B (en) | Compound annular electrode electrostatic spinning device | |
| CN107201559B (en) | Bead head spray head electrostatic spinning device | |
| CN204982155U (en) | Batch manufacture nanofiber's electrostatic spinning device and system | |
| CN109837597A (en) | A kind of controllable free liquid level mushroom-head electrostatic spinning nozzle and its application method suitable for high-speed motion | |
| TWI445855B (en) | Needleless melt electrostatic spinning apparatus | |
| CN110295399A (en) | A kind of brush electrostatic spinning apparatus and its application method | |
| CN205443522U (en) | Circular electrode electrostatic spinning device | |
| CN104451908A (en) | Linear nozzle for electrostatic spinning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into 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: 20181210 Address after: 528000 Room 103, 71 Lihe Science and Technology Industry Center, 33 South Information Avenue, Shishan Town, Nanhai District, Foshan City, Guangdong Province Patentee after: FOSHAN QINGZI PRECISION MEASUREMENT AND CONTROL TECHNOLOGY Co.,Ltd. Address before: 510006 Dongfeng East Road, Yuexiu District, Guangzhou, Guangdong 729 Patentee before: Guangdong University of Technology |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230406 Address after: Room 101, No. 196 Keji East Road, Shijie Town, Dongguan City, Guangdong Province, 523290 Patentee after: DONGGUAN AG-FILTER MANUFACTURING CO.,LTD. Address before: 528000 Room 103, 71 Lihe Science and Technology Industry Center, 33 South Information Avenue, Shishan Town, Nanhai District, Foshan City, Guangdong Province Patentee before: FOSHAN QINGZI PRECISION MEASUREMENT AND CONTROL TECHNOLOGY Co.,Ltd. |