CN203112981U - Continuous preparation device of electrostatic orientation spinning nano fiber yarns - Google Patents
Continuous preparation device of electrostatic orientation spinning nano fiber yarns Download PDFInfo
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- CN203112981U CN203112981U CN 201320084010 CN201320084010U CN203112981U CN 203112981 U CN203112981 U CN 203112981U CN 201320084010 CN201320084010 CN 201320084010 CN 201320084010 U CN201320084010 U CN 201320084010U CN 203112981 U CN203112981 U CN 203112981U
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Abstract
The utility model relates to a continuous preparation device of electrostatic orientation spinning nano fiber yarns. The continuous preparation device of the electrostatic orientation spinning nano fiber yarns comprises a metal round target and a yarn guiding rod. The center of the metal round target is connected with one end of an insulation rod, the insulation rod is driven to rotate by a motor I, a metal tip at the front portion of the yarn guiding rod aims at the center of the metal yarn target, the yarn guiding rod and a yarn cylinder are arranged in a mutually-perpendicular mode, the yarn cylinder is driven to rotate by a motor II, the metal round target, the insulation rod, the motor I and the yarn guiding rod are arranged on the same central line, spinning jets I and spinning jets II which are mutually symmetrical are arranged at the left sides and the right sides of the metal round target and the yarn guiding rod, the spinning jets I are connected with high-voltage static positive pole binding posts, and the spinning jets II are connected with high-voltage static negative pole binding posts. The continuous preparation device of the electrostatic orientation spinning nano fiber yarns achieves continuous production of nano fiber yarns and improves yield of electrostatic spinning, and orientation degree and yield of the nano fiber yarns are high.
Description
Technical field
The utility model relates to electrostatic spinning and technical field of textile machine, particularly a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device.
Background technology
Electrostatic spinning is the technology of current a kind of most popular spinning nanofiber.Its product has very excellent performance, if any great specific area, can carry out the mechanical behavior of surface-functionalized arrangement and excellence etc. neatly, can be applied to organizational project, wound dressing, medicine discharges, filtering material, composite reinforcing material, sensor etc.Because electrostatic spinning process is simple, preparation flow is shorter than traditional conventional spinning, the product function excellence, and since Anton Formhals1934 obtained United States Patent (USP), electrostatic spinning was fibre science man and the weaving developer objective of the struggle for a long time always.Such nanofiber will become the leading products of China's new century, and market potential is huge, and prospect is very wide.
Electrostatic spinning is that charged drop forms taylor cone under the electric field force effect with on polymer solution or the melt band several thousand and even volt high-pressure electrostatic up to ten thousand, and when electric field force was enough big, electric field force can overcome solution surface tension at the awl point of taylor cone and form and spray thread.The refinement that under effects such as electric field force, viscosity resistance, surface tension, is stretched of charged polymer jet, simultaneously charged jet in electric field owing to existing surface charge to bend.Thread is solvent evaporation or curing in course of injection, finally drops on the receiving system, forms the nanofiber mats of similar nonwoven fabric.
But up to the present, most of electrostatic spinning nano fibers are to collect with the form of nonwoven fabric, have therefore limited the range of application of electrostatic spinning nano fiber.We know from traditional fiber and textile industry, continuous single nanofiber and the bundles of nanofibers of orientation with and the yarn of twisting back gained be only the developing direction of nanofiber.Yet up to the present, also do not produce continuous single nanowire filament, and the degree of orientation of oriented nanofibers not high yield is relative also very low, simultaneously, continuous single nanofiber and the nanofiber beam intensity of orientation are low to be damaged easily, can't equal extensive use be arranged with traditional textile fibrous material (woven fabric, knitted fabric etc.).So the controlled nano-fibre yams of efficient production structure is only the final developing direction that electrostatic spinning reaches extensive use.
The report of at present more existing electrostatic spinning nano fiber resultant yarns, as Dalton[Dalton PD, Polymer, 2005,46,611-614] etc. the two roudnel devices of utilization collected the nano-fibre yams of orientation, the yarn evenness uniformity of the method preparation, fiber height orientation, too short but maximum shortcoming is the length of yarn of preparation, can't satisfy actual needs.Teo[Teo WE, Polymer, 2007,48,3400-3405] etc. utilize the solid bath apparatus of dynamic water-setting, made two vinylidenes and hexafluoropropylene copolymer (PVDF-co-HFP) oriented nanofibers yarn, but only be suitable for the electrostatic spinning of non-soluble polymer, and yarn twisting is wayward.Chinese patent 200510038571.5 discloses a kind of method for preparing nano fiber endless tow, and utilize the symmetry metal needle formation bundles of nanofibers of preparation relatively, but can't twist, not proper yarn.Dabirian[Dabirian F, Fibers and Polymers, 2011,12 (5), 610-615] etc. the rosette device of employing rotation collected nano-fibre yams, but the orientation of fiber is wayward in the yarn.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device, has solved that nanofiber can't be orientated the twisting resultant yarn in the prior art, and can't the quantity-produced problem.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device is provided, a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device, comprise metal circular target and lever jack, one end of described metal circular pinwheel and insulating bar links to each other, described insulating bar drives rotation by the motor I, described lever jack is positioned under the metal circular target and with the metal circular target and is the relative configuration of symmetry, the anterior metal tip of described lever jack is aimed at the metal circular pinwheel, described lever jack below is arranged vertically mutually for the yarn tube and with the yarn tube, described yarn tube drives rotation by the motor II, described metal circular target, insulating bar, the motor I, lever jack is arranged on same the central line, described metal circular target and the lever jack left and right sides are furnished with symmetrical spinning head I and spinning head II, spinning head I and spinning head II are on same straight line, and this straight line and metal circular target and lever jack place straight line are perpendicular, described spinning head I links to each other with the high-pressure electrostatic positive terminal, and described spinning head II links to each other with the high-pressure electrostatic negative terminal.
Described spinning head I and spinning head II have symmetrical some right.
Described spinning head I and spinning head II adopt metal material to make.
Described lever jack is the boring structure, and cylindrical rearward end adopts insulating materials to make.
Distance between described spinning head I and the spinning head II is adjustable, adjustable range 5cm-50cm.
Distance between described metal circular target and the lever jack is adjustable, adjustable range 1cm-20cm.
Beneficial effect
The utility model relates to a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device, compared with prior art, have following advantage and good effect: collection sprays silk, fiber orientation, fibre migration, cohesion, twisting, drawing-off and is wound as one, can prepare the oriented nanofibers yarn continuously; Adopt two even a plurality of spinning head, can form two even many jets simultaneously, increased the output of electrostatic spinning; Utilize the air ditch between circular metal target and the lever jack metal tip; make the nanofiber of generation height-oriented; structure is simple relatively; be fit to the multiple polymers spinning solution; all higher nano-fibre yams of the degree of orientation and output can be accessed, serialization and the large-scale production of nano-fibre yams can be realized.
Description of drawings
Fig. 1 is vertical view of the present utility model;
Fig. 2 is the front view of the utility model part assembly;
Fig. 3 is the structural representation that the utility model carries out electrostatic spinning.
The specific embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only are used for explanation the utility model and are not used in the scope of the present utility model that limits.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
As Figure 1-3, the utility model relates to a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device, comprise metal circular target 3 and lever jack 6, one end of described metal circular target 3 centers and insulating bar 4 links to each other, described insulating bar 4 drives rotation by motor I 5, described lever jack 6 is positioned under the metal circular target 3 and with metal circular target 3 and is the relative configuration of symmetry, described lever jack 6 anterior metal tip are aimed at metal circular target 3 centers, described lever jack 6 belows are yarn tube 7 and are arranged vertically mutually with yarn tube 7, described yarn tube 7 drives rotation by motor II 8, described metal circular target 3, insulating bar 4, motor I 5, lever jack 6 is arranged on same the central line, described metal circular target 3 and lever jack 6 left and right sides are furnished with symmetrical spinning head I 1 and spinning head II 2, spinning head I 1 and spinning head II 2 are on same straight line, and this straight line and metal circular target 3 and lever jack 6 place straight lines are perpendicular, described spinning head I 1 links to each other with high-pressure electrostatic positive terminal 9, described spinning head II 2 links to each other with high-pressure electrostatic negative terminal 10, described spinning head I 1 and spinning head II 2 have symmetrical some right, described spinning head I 1 and spinning head II 2 adopt metal material to make, described lever jack 6 is the boring structure, and the distance that cylindrical rearward end adopts insulating materials to make between described spinning head I 1 and the spinning head II 2 is adjustable, adjustable range 5cm-50cm, distance between described metal circular target 3 and the lever jack 6 is adjustable, adjustable range 1cm-20cm.
The solution that adopts polyacrylonitrile (PAN) and dimethyl formamide (DMF) to prepare below spins.Be that 15% polyacrylonitrile (PAN) solution injects spinning head I 1 and spinning head II 2 by automatic infusion device with concentration, spinning head I 1 links to each other with high-pressure electrostatic positive terminal 9, spinning head II 2 links to each other with high-pressure electrostatic negative terminal 10, the relative distance that arranges between spinning head I 1 and the spinning head II 2 is 16cm, the distance that metal circular target 3 and lever jack 6 tips are set is 6cm, open high-voltage electrostatic generator, the generating positive and negative voltage value is set be respectively+9kV and-9kV, starter motor I 5, metal circular target 3 is rotated with insulating bar 4, and rotating speed is 96rpm, and yarn is drawn from the hollow parts of lever jack 6, be wound up on the yarn tube 7, starter motor II 8 makes 7 rotations of yarn tube, and rotating speed is 30rpm, along with the rotation of yarn tube 7, the yarn that is wound on the yarn tube 7 slowly increases, and the diameter of the nano-fibre yams of preparing is about 134 μ m.
Claims (6)
1. one kind is orientated electrostatic spinning nano fiber yarn continuous preparation device, comprise metal circular target (3) and lever jack (6), it is characterized in that, one end of described metal circular target (3) center and insulating bar (4) links to each other, described insulating bar (4) drives rotation by motor I (5), described lever jack (6) is positioned under the metal circular target (3) and with metal circular target (3) and is the relative configuration of symmetry, the anterior metal tip of described lever jack (6) is aimed at metal circular target (3) center, described lever jack (6) below is arranged vertically mutually for yarn tube (7) and with yarn tube (7), described yarn tube (7) drives rotation by motor II (8), described metal circular target (3), insulating bar (4), motor I (5), lever jack (6) is arranged on same the central line, described metal circular target (3) and lever jack (6) left and right sides are furnished with symmetrical spinning head I (1) and spinning head II (2), spinning head I (1) and spinning head II (2) are on same straight line, and this straight line and metal circular target (3) and lever jack (6) place straight line are perpendicular, described spinning head I (1) links to each other with high-pressure electrostatic positive terminal (9), and described spinning head II (2) links to each other with high-pressure electrostatic negative terminal (10).
2. a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device according to claim 1 is characterized in that, described spinning head I (1) and spinning head II (2) have symmetrical some right.
3. a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device according to claim 1 and 2 is characterized in that, described spinning head I (1) and spinning head II (2) adopt metal material to make.
4. a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device according to claim 1 is characterized in that described lever jack (6) is the boring structure, and cylindrical rearward end adopts insulating materials to make.
5. a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device according to claim 1 is characterized in that the distance between described spinning head I (1) and the spinning head II (2) is adjustable, adjustable range 5cm-50cm.
6. a kind of orientation electrostatic spinning nano fiber yarn continuous preparation device according to claim 1 is characterized in that the distance between described metal circular target (3) and the lever jack (6) is adjustable, adjustable range 1cm-20cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320084010 CN203112981U (en) | 2013-02-22 | 2013-02-22 | Continuous preparation device of electrostatic orientation spinning nano fiber yarns |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320084010 CN203112981U (en) | 2013-02-22 | 2013-02-22 | Continuous preparation device of electrostatic orientation spinning nano fiber yarns |
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| CN203112981U true CN203112981U (en) | 2013-08-07 |
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| CN 201320084010 Expired - Fee Related CN203112981U (en) | 2013-02-22 | 2013-02-22 | Continuous preparation device of electrostatic orientation spinning nano fiber yarns |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088478A (en) * | 2013-02-22 | 2013-05-08 | 东华大学 | Continuous preparation device and method for orientated electrostatic spinning nanofiber yarn |
| CN106492879A (en) * | 2016-10-17 | 2017-03-15 | 天津工业大学 | Modified double yardstick polyacrylonitrile nanofiber iron complex catalyst of a kind of amidoxim and preparation method thereof |
| CN106868675A (en) * | 2017-01-25 | 2017-06-20 | 清华大学 | A kind of continuous preparation device of nanofiber covering yarn |
| CN110106564A (en) * | 2019-05-23 | 2019-08-09 | 东华大学 | Oriented nanofibers yarn combination formula electrostatic spinning apparatus and its application method |
-
2013
- 2013-02-22 CN CN 201320084010 patent/CN203112981U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088478A (en) * | 2013-02-22 | 2013-05-08 | 东华大学 | Continuous preparation device and method for orientated electrostatic spinning nanofiber yarn |
| CN103088478B (en) * | 2013-02-22 | 2016-01-06 | 东华大学 | A kind of orientation electro-spun nanofiber yarn continuous preparation device |
| CN106492879A (en) * | 2016-10-17 | 2017-03-15 | 天津工业大学 | Modified double yardstick polyacrylonitrile nanofiber iron complex catalyst of a kind of amidoxim and preparation method thereof |
| CN106492879B (en) * | 2016-10-17 | 2019-06-25 | 天津工业大学 | Modified double scale polyacrylonitrile nanofiber iron complex catalyst of a kind of amidoxim and preparation method thereof |
| CN106868675A (en) * | 2017-01-25 | 2017-06-20 | 清华大学 | A kind of continuous preparation device of nanofiber covering yarn |
| CN110106564A (en) * | 2019-05-23 | 2019-08-09 | 东华大学 | Oriented nanofibers yarn combination formula electrostatic spinning apparatus and its application method |
| CN110106564B (en) * | 2019-05-23 | 2021-08-31 | 东华大学 | Combined electrostatic spinning device for oriented nanofiber yarn and using method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20190222 |