CN101089254A - Magnetohydrodynamic dectrostatic spinning device - Google Patents
Magnetohydrodynamic dectrostatic spinning device Download PDFInfo
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- CN101089254A CN101089254A CN 200610010181 CN200610010181A CN101089254A CN 101089254 A CN101089254 A CN 101089254A CN 200610010181 CN200610010181 CN 200610010181 CN 200610010181 A CN200610010181 A CN 200610010181A CN 101089254 A CN101089254 A CN 101089254A
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- magnetic
- charging tray
- magnetic fluid
- polymer
- conveyer belt
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Abstract
The present invention relates to a magnetic fluid electrostatic spinning equipment. Said equipment includes the following several portions: polymer conveying mechanism; material tray and magnetic fluid layer positioned in the bottom layer of said material tray; disturbance magnetic field generator positioned in the bottom portion of material tray; and receiving conveying band positioned over the material tray. The high-voltage end electrode of its high-voltage generator is embedded in the material tray, the grounding electrode is connected with said receiving conveying band, and between the material tray polymer and receiving conveying band an electrostatic field is formed. Said invention can be used for making polymer electrostatic spinning.
Description
Technical field:
The present invention relates to a kind of device for spinning, be specifically related to a kind of high-voltage electrostatic spinning device.
Technical background:
High-voltage electrostatic spinning is a kind of spining technology that directly obtains sub-micron, nanoscale.The advantage of electrostatic spinning is directly to obtain the fiber of several nanometers to tens micron.In the electrostatic spinning process, the solution thread is stretched by the traction of big multiple, has certain orientation texture.Electrostatic spinning speed is fast, and solution thread speed reaches tens of metre per second (m/s)s usually.The conventional electrostatic device for spinning needs orifice diameter to be in the shower nozzle (nozzle) of micro-meter scale.Occur the spinneret orifice clogging easily, cause producing and interrupt, not easy care.Be subjected to the influence of spinneret orifice processing space, the spinneret orifice distribution density can not be overstocked, restricted production efficiency.
Summary of the invention:
The technical issues that need to address of the present invention are to disclose a kind of magnetohydrodynamic dectrostatic spinning device, solve the problems referred to above that the conventional electrostatic device for spinning exists, to satisfy the needs of superfine fibre production field.
Electrostatic spinning apparatus of the present invention comprises:
The polymer solution conveying mechanism;
The charging tray that contains magnetic fluid;
Be connected in the disturbed magnetic field generating means of charging tray bottom;
The fiber that is positioned at the charging tray top receives conveyer belt;
HV generator.
The present invention can be used for the polymer spinning, and the detailed process of spinning is as follows:
On the magnetic fluid layer of polymer solution conveying mechanism with solution polymer solution input charging tray, magnetic fluid produces the little awl of disturbance under perpendicular to the disturbed magnetic field effect on the magnetic fluid scope of freedom.The polymer solution of the little vertex of a cone pushing of disturbance on the magnetic fluid layer generates taylor cone.Charging tray links to each other with the high-pressure side of high pressure generator, and fiber receives conveyer belt and links to each other with the ground of high pressure generator.The polymer solution on taylor cone top forms thread and flows to fiber reception conveyer belt under electrostatic interaction, solution thread flow at high speed, and solvent evaporates, thread solidify to form superfine fibre.
Spinning voltage: 10KV-40KV
Effect of the present invention is fairly obvious:
Little vertex of a cone that the present invention adopts magnetic fluid to produce under the disturbance of magnetic field effect pushes away and obtains taylor cone, avoided using faults such as spinning nozzle in the conventional electrostatic device for spinning, spinneret orifice easily to send out structure, improved the reliability of device greatly.The hydromagnetic distrubance mode can produce intensive taylor cone on the scope of freedom, its production efficiency is higher than the conventional electrostatic device for spinning.
Description of drawings:
Accompanying drawing 1 is apparatus of the present invention structural representation.
The specific embodiment:
As seen from Figure 1, electrostatic spinning apparatus of the present invention comprises:
Polymer transport mechanism 1, available conventional measuring pump;
Charging tray 2 and be positioned at the magnetic fluid layer 3 of charging tray bottom, the magnetic fluid layer can be by magnetic by forming with liquid mixing, as silicone oil and Fe
3O
4Powder;
Being positioned at the disturbed magnetic field generator 4 of charging tray bottom, can be electromagnet or permanent-magnet material;
The reception conveyer belt 5 of charging tray top;
High pressure generator 6 high-pressure side electrodes 601 are imbedded in the charging tray, and earthing pole 602 links to each other with the reception conveyer belt, form electrostatic field between charging tray polymer and reception conveyer belt.
Case study on implementation:
Adopt magnetohydrodynamic dectrostatic spinning device shown in Figure 1 to carry out spinning.Solution is the polystyrene Ledum palustre L. var. dilatatum Wahl.oil solution of 20wt%, and on measuring pump input charging tray magnetic fluid layer, magnetic fluid produces the little awl of disturbance under perpendicular to the disturbed magnetic field effect on the magnetic fluid scope of freedom.The polymer solution of the little vertex of a cone pushing of disturbance on the magnetic fluid layer generates taylor cone.Charging tray links to each other with the high-pressure side of high pressure generator, and fiber receives conveyer belt and links to each other with the ground of high pressure generator.The polymer solution on taylor cone top forms thread and flows to fiber reception conveyer belt under electrostatic interaction, solution thread flow at high speed, and solvent evaporates, thread solidify to form superfine fibre, is received band and receives.
Spinning voltage: 30KV
Receiving belt and charging tray basal spacing: 27 centimetres
Adopt transmissioning electric mirror checking, fibre dimensions: 50 nanometer to 600 nanometers.
Claims (6)
1. electrostatic spinning apparatus, its feature comprises:
Polymer transport mechanism (1);
Charging tray (2) and be positioned at the magnetic fluid layer (3) of charging tray bottom;
Be positioned at the disturbed magnetic field generator (4) of charging tray bottom;
The reception conveyer belt (5) of charging tray top;
High pressure generator (6) high-pressure side electrode (601) is imbedded in the charging tray, and earthing pole (602) links to each other with the reception conveyer belt, forms electrostatic field between charging tray polymer and reception conveyer belt.
2. according to the described device of claim 1, it is characterized in that magnetic fluid is the magnetic fluid that magnetic liquid phase medium or magnetic medium liquid-phase mixing form;
3. according to the described device of claim 1, it is characterized in that polymer is positioned at the magnetic fluid top during electrospinning silk;
4. according to the described device of claim 1, it is characterized in that the work magnetic field that the disturbed magnetic field generator produces is vertical or near the vertical magnetic current body scope of freedom, the magnetic fluid generator refers to produce electromagnet, permanent-magnet material and the field generator for magnetic in above-mentioned magnetic field;
5. each described device application in polymer electrospun of the above 1-4 of claim.
6. according to the described application of claim 5, it is characterized in that, comprise the steps:
On the magnetic fluid layer of polymer solution conveying mechanism with solution polymer solution input charging tray, magnetic fluid produces the little awl of disturbance under perpendicular to the disturbed magnetic field effect on the magnetic fluid scope of freedom.The polymer solution of the little vertex of a cone pushing of disturbance on the magnetic fluid layer generates taylor cone.Charging tray links to each other with the high-pressure side of high pressure generator, and fiber receives conveyer belt and links to each other with the ground of high pressure generator.The polymer solution on taylor cone top forms thread and flows to fiber reception conveyer belt under electrostatic interaction, solution thread flow at high speed, and solvent evaporates, thread solidify to form superfine fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610010181 CN101089254A (en) | 2006-06-16 | 2006-06-16 | Magnetohydrodynamic dectrostatic spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610010181 CN101089254A (en) | 2006-06-16 | 2006-06-16 | Magnetohydrodynamic dectrostatic spinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101089254A true CN101089254A (en) | 2007-12-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610010181 Pending CN101089254A (en) | 2006-06-16 | 2006-06-16 | Magnetohydrodynamic dectrostatic spinning device |
Country Status (1)
| Country | Link |
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| CN (1) | CN101089254A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418156A (en) * | 2011-09-20 | 2012-04-18 | 中国科学院过程工程研究所 | Device for preparing nano-scale spiral filaments by electrostatic spinning method, and method |
| CN102978718A (en) * | 2012-12-11 | 2013-03-20 | 东南大学 | Device and method for realizing mass production of nano-fibers through electrostatic spinning method |
| CN102995147A (en) * | 2012-11-22 | 2013-03-27 | 浙江亚星纤维有限公司 | Manufacture method of ultrathin single-fiber polyamide drawn textured yarn (6DTY) |
| CN103060933A (en) * | 2013-01-28 | 2013-04-24 | 青岛大学 | Preparation method of polymer micro-nano composite fibers |
| CN104862799A (en) * | 2015-05-26 | 2015-08-26 | 青岛大学 | Method for preparing graphene/polymer orderly micro-nanometer composite fiber through magnetic spinning |
| CN104878456A (en) * | 2015-05-26 | 2015-09-02 | 青岛大学 | Magnetic spinning device and method using device for manufacturing micro-nano-meter fibers |
| CN104878455A (en) * | 2015-05-26 | 2015-09-02 | 青岛大学 | Melt magnetism spinning device and micro-nanofiber preparing method by utilizing melt magnetism spinning device |
| CN105568407A (en) * | 2016-01-28 | 2016-05-11 | 中山大学 | Polymer solution-based magnetofluid self-assembly needle-free electro-spinning device and nanofiber electro-spinning method thereof |
| CN105705686A (en) * | 2013-03-06 | 2016-06-22 | 海克私人有限公司 | An apparatus for producing nano-bodies |
-
2006
- 2006-06-16 CN CN 200610010181 patent/CN101089254A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102418156A (en) * | 2011-09-20 | 2012-04-18 | 中国科学院过程工程研究所 | Device for preparing nano-scale spiral filaments by electrostatic spinning method, and method |
| CN102418156B (en) * | 2011-09-20 | 2013-10-16 | 中国科学院过程工程研究所 | Device for preparing nano-scale spiral filaments by electrostatic spinning method, and method |
| CN102995147A (en) * | 2012-11-22 | 2013-03-27 | 浙江亚星纤维有限公司 | Manufacture method of ultrathin single-fiber polyamide drawn textured yarn (6DTY) |
| CN102978718A (en) * | 2012-12-11 | 2013-03-20 | 东南大学 | Device and method for realizing mass production of nano-fibers through electrostatic spinning method |
| CN103060933A (en) * | 2013-01-28 | 2013-04-24 | 青岛大学 | Preparation method of polymer micro-nano composite fibers |
| CN105705686A (en) * | 2013-03-06 | 2016-06-22 | 海克私人有限公司 | An apparatus for producing nano-bodies |
| CN105705686B (en) * | 2013-03-06 | 2018-01-02 | 海克私人有限公司 | Equipment for making nanometer body |
| CN104878456A (en) * | 2015-05-26 | 2015-09-02 | 青岛大学 | Magnetic spinning device and method using device for manufacturing micro-nano-meter fibers |
| CN104878455A (en) * | 2015-05-26 | 2015-09-02 | 青岛大学 | Melt magnetism spinning device and micro-nanofiber preparing method by utilizing melt magnetism spinning device |
| CN104862799A (en) * | 2015-05-26 | 2015-08-26 | 青岛大学 | Method for preparing graphene/polymer orderly micro-nanometer composite fiber through magnetic spinning |
| CN104878455B (en) * | 2015-05-26 | 2017-03-15 | 青岛大学 | A kind of melt magnetic device for spinning and the method for preparing micro nanometer fiber using the device |
| CN105568407A (en) * | 2016-01-28 | 2016-05-11 | 中山大学 | Polymer solution-based magnetofluid self-assembly needle-free electro-spinning device and nanofiber electro-spinning method thereof |
| CN105568407B (en) * | 2016-01-28 | 2018-07-06 | 中山大学 | A kind of method of polymer solution based magnetofluid self assembly needleless electric spinning equipment and its electro spinning nano fiber |
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