CN103614791B - Electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber - Google Patents
Electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber Download PDFInfo
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- CN103614791B CN103614791B CN201310703715.9A CN201310703715A CN103614791B CN 103614791 B CN103614791 B CN 103614791B CN 201310703715 A CN201310703715 A CN 201310703715A CN 103614791 B CN103614791 B CN 103614791B
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- nanofiber
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Abstract
A kind of electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, it includes charging basket, piston, spinning head, high voltage power supply device, reception plate and ground power line, described electrostatic spinning apparatus also includes being located at spinning head and receiving between plate and just to spinning head and the conductive coil of reception plate, and described reception plate is provided with two blocks of electric magnet being placed in parallel.Charged polymer solution of the present invention is under the effect in sufficiently large magnetic field, the orientation of the nanofiber collected can be greatly improved, the coil of additional belt positive electricity in polymer jet process the most again, jet can be stablized, reduce the amplitude of taylor cone, improving further the degree of order of nanofiber, present configuration is simple and convenient to operate, it is simple to control, technological process is short.
Description
Technical field
The present invention relates to electrostatic spinning apparatus, particularly relate to a kind of electromagnetic field couples legal system and be on the waiting list tropism Nanowire
The electrostatic spinning apparatus of dimension.
Background technology
Electrostatic spinning technique is that a kind of spinning easy and simple to handle, applied widely, that production efficiency is of a relatively high is received
The method of rice fiber.Traditional method of electrostatic spinning utilizes electric field force by polymer solution or melt from capillary exactly
Extract out at the mouth of pipe and form jet, through swing, evaporation, fine process, finally give the fibre that nanoscale is unordered
Dimension.The nanofiber prepared by electrostatic spinning technique has been widely applied to opto-electronic device, sensor skill
Art, it is catalyzed, filters and the aspect such as medical science.
Under many circumstances, the function of the anticipation that the ordered arrangement of control fiber obtains for fiber is critically important
, particularly in the release and growth of protein, play conclusive effect, and jet is in the mistake of motion
Cheng Zhonghui is occurred by the effect of air-flow significantly to swing, so the Nanowire that traditional electro-spinning is standby
Dimension is all unordered, which limits its application in some key areas.
Therefore, how to prepare orderly nanofiber to meet the requirement of actual application and become a key point.
For above-mentioned technical problem, it is necessary to provide one to have structure improved electrostatic spinning apparatus, on overcoming
State defect.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of electromagnetic field couples legal system and be on the waiting list tropism nanofiber
Electrostatic spinning apparatus, unstable in order to solve jet during electrostatic spinning, collect the technology that fiber is unordered
Problem.
For achieving the above object, the present invention provides following technical scheme:
A kind of electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, and it includes charging basket, is located at charging basket
In and can move in charging basket piston, be located at charging basket one end and the spinning head connected with charging basket, be connected to spray
What the high voltage power supply device on silk head, corresponding spinning head position were arranged receives plate and to receiving connecing of plate earthing
Ground power line, described electrostatic spinning apparatus be additionally provided be located at spinning head and receive between plate and just to spinning head and
Receiving the conductive coil of plate, in described spinning fields, the receiving area at fiber is provided with the magnetic forming parallel magnetic field
Field generating means.
Preferably, in above-mentioned electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, described magnetic field
Generating means is formed by two blocks of electric magnet placed that are parallel to each other.
Preferably, in above-mentioned electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, described two pieces
Electric magnet is arranged on reception plate.
Preferably, in above-mentioned electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, described two pieces
Electric magnet lays respectively at the outside of spinning head, forms the receiving area of described fiber between described two blocks of electric magnet.
Preferably, in above-mentioned electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, described electrostatic
Device for spinning is provided with to regulate the apparatus for adjusting position of the spacing of two blocks of electric magnet.
Preferably, in above-mentioned electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, described electrostatic
Device for spinning is provided with to regulate the intensity adjustments device of the magnetic field intensity between two blocks of electric magnet.
Preferably, in above-mentioned electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, described conduction
Coil is made up of the coil of multiple equidistant arrangements, and described conductive coil is connected with the positive pole of DC source.
From technique scheme it can be seen that the charged polymer solution of the present invention effect in sufficiently large magnetic field
Under, the orientation of the nanofiber collected can be greatly improved, additional in polymer jet process the most again
The coil of positively charged, can stablize jet, reduces the amplitude of taylor cone, improves nanofiber further
The degree of order, present configuration is simple and convenient to operate, control simple, technological process is short.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing for the present invention be only some embodiments of the present invention, for those of ordinary skill in the art
From the point of view of, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram that electromagnetic field couples method of the present invention prepares the electrostatic spinning apparatus of nanofiber；
Fig. 2 is a electrified jet of the present invention stress schematic diagram in magnetic field.
Detailed description of the invention
The invention discloses a kind of electrostatic spinning apparatus that can prepare ordered nano-fibers, this electrostatic spinning fills
Put and utilize magnetic field coupled method to prepare orderly nanofiber.
This electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, and it includes charging basket, is located in charging basket
And can move in charging basket piston, be located at charging basket one end and the spinning head connected with charging basket, be connected to spray webbing
What the high voltage power supply device on head, corresponding spinning head position were arranged receives plate and to the ground connection receiving plate earthing
Power line, described electrostatic spinning apparatus is additionally provided with to be located at spinning head and receives between plate and just to spinning head with connect
Receiving the conductive coil of plate, in described spinning fields, the receiving area at fiber is provided with the magnetic field forming parallel magnetic field
Generating means.
Further, described field generator for magnetic is formed by two blocks of electric magnet placed that are parallel to each other.
Further, described two blocks of electric magnet are arranged on reception plate.
Further, described two blocks of electric magnet lay respectively at the outside of spinning head, between described two blocks of electric magnet
Form the receiving area of described fiber.
Further, described electrostatic spinning apparatus is provided with to regulate the position tune of the spacing of two blocks of electric magnet
Regulating device.
Further, the magnetic field intensity that described electrostatic spinning apparatus is provided with to regulate between two blocks of electric magnet strong
Degree adjusting means.
Further, described conductive coil is made up of the coil of multiple equidistant arrangements, described conductive coil with
The positive pole of DC source is connected.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out in detail
Thin description, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole
Embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work
On the premise of the every other embodiment that obtained, broadly fall into the scope of protection of the invention.
As it is shown in figure 1, electromagnetic field couples method of the present invention prepares the electrostatic spinning apparatus of nanofiber, it includes
Charging basket 1, be located at charging basket 1 in and can move in charging basket 1 piston 2, be located at charging basket 1 one end and and charging basket
The spinning head 3 of 1 connection, the high voltage power supply device 5 being connected on spinning head 3, corresponding spinning head 3 position set
That puts receives plate 8 and to the ground power line 9 receiving plate 8 ground connection.Described electrostatic spinning apparatus is additionally provided with and sets
Between spinning head 3 and reception plate 8 and just to spinning head 3 and the conductive coil 4 of reception plate 8, described spinning
In region, the receiving area at fiber is provided with the field generator for magnetic forming parallel magnetic field.Described magnetic field fills
Put and formed by two blocks of electric magnet 7 placed that are parallel to each other.The present invention is by arranging two blocks of electric magnet 7 so that band
Electric polymer solution is under the effect in sufficiently large magnetic field, and the orientation of the nanofiber collected is greatly improved,
Simultaneously further through arranging conductive coil 4, polymer jet process can be stablized jet, reduce taylor cone
Amplitude, improve further the degree of order of nanofiber.Entirety see present configuration be simple and convenient to operate,
Control is simple, technological process is short.
Continue as it is shown in figure 1, two blocks of electric magnet 7 are arranged on reception plate 8.Two pieces of electric magnet 7 positions respectively
In the outside of spinning head 3, between two blocks of electric magnet 7, form the receiving area of described fiber.
Described electrostatic spinning apparatus be provided with the apparatus for adjusting position regulating the spacing of two electric magnet 7 with
And in order to regulate the intensity adjustments device of the magnetic field intensity between two blocks of electric magnet.It is arranged such, shape between electric magnet
The magnetic field intensity, the placement distance that become can regulate easily.
Conductive coil 4 can be made up of the coil of multiple equidistant arrangements, conductive coil 4 and DC source 6
Positive pole be connected.
The operation principle of the electrostatic spinning apparatus that electromagnetic field couples method of the present invention prepares nanofiber is: polymer
In charging basket 1, promoting piston 2 to enter spinning head 3 spinning by charge pump, high voltage power supply device 5 connects
On spinning head 3, DC source 6 positive pole is connected on conductive coil 4, and electric magnet 7 is placed on reception plate 8
On, open the switch of high voltage power supply device 5, between spinning head 3 and reception plate 8, define an electric field,
Make the polymer solution at spinneret exits form solid jet under the effect of high pressure, jet through swinging,
Evaporation, fine process, form fiber, but by the effect of band like charges conductive coil 4, amplitude of fluctuation
Can reduce, charged particle produces Lorentz force under the influence of a magnetic field, relatively stablizes the polymer solution of jet
It is ordered under the effect of Lorentz force on reception plate.
As in figure 2 it is shown, under the effect of conductive coil 4, conductive coil 4 and polymer solution are with of the same race
Electric charge, owing to like charges is mutually exclusive, polymer swings degree and can reduce, i.e. taylor cone reduces, and then
Improve the degree of order of nanofiber, receive plate region and controlled by magnetic field, under the effect of Lorentz force,
More orderly being arranged on reception plate of nanofiber formed.
As from the foregoing:
Inventive polymers solution, with positive electricity, addition of the conductive coil 4 of positively charged in jet process, profit
The principle repelled each other with like charges stablizes jet.Two blocks of electric magnet 7, two blocks of electric magnet are placed on collection device
7 sizes that can regulate magnetic field easily, can form magnetic field, when magnetic field force reaches between two blocks of electric magnet 7 simultaneously
To time sufficiently large, charged polymer solution ordered collection under the effect of Lorentz force is receiving on plate.
The present invention is by leading to positive electricity, electrically charged polarity phase electrically charged with spinning head 3 at additional conductive coil 4
With, can be regulated easily by DC source 6 and high voltage power supply device 5.Under the effect of Lorentz force,
Electrified jet is ordered on reception plate 8.
The invention has the beneficial effects as follows: charged polymer solution of the present invention under the effect in sufficiently large magnetic field,
The orientation of the nanofiber collected can be greatly improved, and simultaneously in polymer jet process, additional belt is being just the most again
The coil of electricity, can stablize jet, reduce the amplitude of taylor cone, improves the orderly of nanofiber further
Degree, present configuration is simple and convenient to operate, control simple, technological process is short.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment,
And without departing from the spirit or essential characteristics of the present invention, it is possible to realize in other specific forms
The present invention.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and right and wrong
Restrictive, the scope of the present invention is limited by claims rather than described above, it is intended that will fall
All changes in the implication of equivalency and scope of claim are included in the present invention.Should will not weigh
Any reference during profit requires is considered as limiting involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, but the most each enforcement
Mode only comprises an independent technical scheme, and this narrating mode of description is only for clarity sake,
Those skilled in the art should be using description as an entirety, and the technical scheme in each embodiment can also be through
Appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (2)
1. electromagnetic field couples method prepares an electrostatic spinning apparatus for nanofiber, and it includes charging basket, is located at
In charging basket and can move in charging basket piston, be located at charging basket one end and the spinning head connected with charging basket, company
Reception plate that the high voltage power supply device that is connected on spinning head, corresponding spinning head position are arranged and to receiving plate
The ground power line of ground connection, it is characterised in that: described electrostatic spinning apparatus is additionally provided with to be located at spinning head and connects
Receive between plate and just to spinning head and the conductive coil of reception plate, in the receiving area of fiber in spinning fields
It is provided with the field generator for magnetic forming parallel magnetic field；Described field generator for magnetic is by two pieces of placements that are parallel to each other
Electric magnet formed, described two blocks of electric magnet be arranged on reception plate on, described two blocks of electric magnet lay respectively at
The outside of spinning head, forms the receiving area of described fiber between described two blocks of electric magnet；Described Static Spinning
Silk device is provided with to regulate the apparatus for adjusting position of the spacing of two blocks of electric magnet；Described electrostatic spinning fills
Install to regulate the intensity adjustments device of the magnetic field intensity between two blocks of electric magnet.
The most according to claim 1, electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber, its
Being characterised by: described conductive coil is made up of the coil of multiple equidistant arrangements, described conductive coil is with straight
The positive pole of stream power supply is connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310703715.9A CN103614791B (en) | 2013-12-19 | 2013-12-19 | Electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber |
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| CN201310703715.9A CN103614791B (en) | 2013-12-19 | 2013-12-19 | Electromagnetic field couples method prepares the electrostatic spinning apparatus of nanofiber |
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| CN103614791A CN103614791A (en) | 2014-03-05 |
| CN103614791B true CN103614791B (en) | 2017-01-04 |
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| CN103898622B (en) * | 2014-03-18 | 2016-06-22 | 广东工业大学 | A kind of cleaning method of electrostatic spinning apparatus and electrostatic spinning nozzle thereof |
| CN105269954B (en) * | 2014-07-18 | 2017-07-28 | 深圳市比欧特光电有限公司 | Electronic pen, printing equipment and printing process |
| JP6166703B2 (en) * | 2014-09-04 | 2017-07-19 | 株式会社東芝 | Nanofiber manufacturing apparatus and nanofiber manufacturing method |
| CN105200540A (en) * | 2015-10-27 | 2015-12-30 | 北京航空航天大学 | Electrostatic spinning device for preparing axial orderly arranged tubes by means of magnetic field inducement |
| CN105506759B (en) * | 2016-01-29 | 2018-04-24 | 江西服装学院 | Electrostatic spinning machine |
| CN105772722B (en) * | 2016-03-11 | 2018-01-23 | 嘉兴学院 | A kind of control device and apparatus and method for of control electric current body dynamics print resolution |
| CN105734699A (en) * | 2016-05-16 | 2016-07-06 | 苏州大学 | Airflow and air bubble spinning device for preparing ordered fiber material based on assistance of magnetic field |
| CN108588858A (en) * | 2018-04-20 | 2018-09-28 | 西安工程大学 | A kind of electrostatic spinning apparatus and method preparing large area orientated nano fibers film |
| CN109468701A (en) * | 2018-10-19 | 2019-03-15 | 南通纺织丝绸产业技术研究院 | Electrostatic spinning apparatus, orientation Fe3O4/ Gr/PAN composite conducting nanofiber and preparation method thereof |
| CN109494335B (en) * | 2018-11-06 | 2021-08-06 | 苏州华骞时代新能源科技有限公司 | Lithium battery gel polymer diaphragm, preparation method and electrostatic spinning device |
| CN110676031A (en) * | 2019-10-30 | 2020-01-10 | 大连理工大学 | Planar flexible wireless charging coil and manufacturing method thereof |
| CN113388899B (en) * | 2021-07-15 | 2022-12-06 | 东华大学 | Magnetic lens electrostatic spinning device |
| CN114561748A (en) * | 2022-02-28 | 2022-05-31 | 中国石油大学(北京) | Electrostatic spinning filter material preparation system, method, device and storage medium |
Family Cites Families (5)
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| US6641773B2 (en) * | 2001-01-10 | 2003-11-04 | The United States Of America As Represented By The Secretary Of The Army | Electro spinning of submicron diameter polymer filaments |
| JP4710783B2 (en) * | 2006-10-02 | 2011-06-29 | パナソニック株式会社 | Electrostatic discharge method and apparatus, electrostatic work method and apparatus using them |
| CN100572619C (en) * | 2006-12-30 | 2009-12-23 | 国家纳米科学中心 | A kind of apparatus and method that prepare regular arranged macromolecular nano-fibre |
| CN202688531U (en) * | 2012-07-12 | 2013-01-23 | 苏州大学 | Electrostatic spinning device |
| CN203625536U (en) * | 2013-12-19 | 2014-06-04 | 苏州大学张家港工业技术研究院 | Electrostatic spinning device for manufacturing nano fibers through electromagnetic field coupling method |
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Effective date of registration: 20170908 Address after: Suzhou City, Jiangsu province 215123 Xiangcheng District Ji Road No. 8 Patentee after: Soochow University Address before: Zhangjiagang mayor Jingyang Road Suzhou City, Jiangsu province 215600 No. 10 Patentee before: Zhangjiagang Institute of Industrial Technologies Soochow University |
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Granted publication date: 20170104 Termination date: 20191219 |