CN103603065B - A kind of needleless hair style electrostatic spinning apparatus - Google Patents
A kind of needleless hair style electrostatic spinning apparatus Download PDFInfo
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- CN103603065B CN103603065B CN201310646807.8A CN201310646807A CN103603065B CN 103603065 B CN103603065 B CN 103603065B CN 201310646807 A CN201310646807 A CN 201310646807A CN 103603065 B CN103603065 B CN 103603065B
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Abstract
The invention provides a kind of needleless hair style electrostatic spinning apparatus, comprise, base plate, it is a flat board, described base plate is provided with to parallel equidistant two to be disbursed from the cost and expenses support member, described two are disbursed from the cost and expenses support member one_to_one corresponding each other, and every two corresponding support member tops are all by same one metal wire, and described wire diameter is less than or equal to 0.5cm; Feeding mechanism, between the support member that two row are corresponding, the power unit that described feeding mechanism comprises the feeding pipe in hollow tube structure and is connected with described feeding pipe, respectively on two sidewalls that described feeding pipe direction is relative equidistantly offer some through holes, on described two side, through hole is relative one by one, described sidewall accessibke porosity place is also provided with feeding head, and described wire penetrates from the feeding head one of them sidewall, and from another sidewall, corresponding feeding head passes; Wherein, on the same line, described power unit drives described feeding pipe that described feeding head is moved along described wire for the feeding head being positioned at two opposing through-bores places and the wire passing described feeding head.
Description
Technical field
The present invention relates to a kind of electrostatic spinning apparatus, particularly a kind of needleless hair style electrostatic spinning apparatus being applicable to nanofiber volume production.
Background technology
Electrostatic spinning technique is that one utilizes high-pressure electrostatic make polymer solution or melt liquid droplet charged and produce jet, thus forms the mode of nanofiber.
Compared with traditional superfine fibre, nanofiber is of a great variety, and there is higher specific area, therefore good application prospect is all shown in a lot of high-tech area, as: the fields such as biological medicine, organizational project, photoelectric material, bio-sensing, therefore, the following demand to nanofiber can constantly increase, and also will be more and more higher to the requirement of electrostatic spinning apparatus.
Traditional electrostatic spinning apparatus makes polymer solution or melt form drop at needle point place by the mode of extruding capillary (syringe needle), then by electric field action, polymer raw material is made nanofiber.But, utilize which to prepare nanofiber efficiency very low, be not suitable for volume production operation.
Based on the above, face the future for the lifting of nanofiber demand, a kind of equipment development being applicable to nanofiber volume production is by necessary property.
Summary of the invention
According to the problems referred to above, the present invention is intended to design and produce a kind of equipment being applicable to nanofiber volume production.
The invention provides a kind of needleless hair style electrostatic spinning apparatus, comprise, base plate, it is a flat board, described base plate is provided with to parallel equidistant two to be disbursed from the cost and expenses support member 2, described two are disbursed from the cost and expenses support member 2 one_to_one corresponding each other, and every two corresponding support member 2 tops are all by same one metal wire 1, and described wire 1 diameter is less than or equal to 0.5cm; Feeding mechanism, between the support member 2 that two row are corresponding, the power unit 7 that described feeding mechanism comprises the feeding pipe 3 in hollow tube structure and is connected with described feeding pipe 3, respectively on two sidewalls that described feeding pipe 3 direction is relative equidistantly offer some through holes, on described two side, through hole is relative one by one, described sidewall accessibke porosity place is also provided with feeding 4, and described wire 1 penetrates from the feeding one of them sidewall 4, and from another sidewall, corresponding feeding 4 passes; Wherein, on the same line, described power unit 7 drives described feeding pipe 3 that described feeding 4 is moved along described wire 1 for the feeding 4 being positioned at two opposing through-bores places and the wire 1 through described feeding 4.
Because polymer solution can spontaneous formation polymer solution droplets by tension force and stickiness effect in wire surface, by wire interpolation high-pressure electrostatic, make charged drop form taylor cone under electric field action, thus nanofiber can be formed further.In this process, because polymer solution droplets is spontaneous formation, the taylor cone quantity that therefore wire can be formed is many and size even, is conducive to the formation of a large amount of, uniform nanofiber.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described wire 1 is fixed on described support member 2 top.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described same wire 1 two ends are wrapped on two roller bearings 10 respectively, and the wire 1 between described two roller bearings 10 passes through two corresponding support member 2 tops.
Described wire 1 is except being directly simply fixed on except support member 2 top, can also be wrapped on roller bearing 10 by first two ends, again the part support mode be connected on two support members 2 between two roller bearings 10 is fixed, adopt is because wire 1 needs to change after using a period of time in this way, otherwise the output of nanofiber can be affected, the advantage of this fixed form is: the wire 1 when between support member 2 with a period of time after, change one section of new wire 1 by rotating roller bearing 10, thus decrease manpower and time that dismounting consumes.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described support member 2 is insulating bar or insulation board.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described feeding pipe 3 is connected with fluid reservoir 9 by pump 8.Described feeding pipe 3 is for depositing and transferring polymer solution, and described feeding pipe 3 can be used alone, and also can be used in conjunction by pump 8 and fluid reservoir 9.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described feeding pipe 3 material therefor is insulating materials.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described feeding 4 is length is greater than 0.1cm, exit inside diameter is less than 0.5cm hollow tube structure.Preferably, described feeding 4 is column type body or the pyramid type body of hollow.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described feeding 4 outlet end are provided with a baffle plate 5, and described baffle plate 5 is positioned at above described outlet end.Described baffle plate 5 moves with feeding 4 motion, when the setting of described baffle plate 5 is used for preventing feeding 4 from moving along wire 1, forms larger drop, generate comparatively crude fibre at outlet end.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, wire 1 between described two corresponding support members 2 is also provided with cleaning baffle plate 6, described feeding 4 outlet end slide along wire 1, and pass from the through hole described cleaning baffle plate 6, residue on described feeding head strikes off by described cleaning baffle plate 6.Cleaning baffle plate 6 adopts insulation, deformable material.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described power unit 7 is stepper motor or direct current generator, described power unit 7 connects feeding pipe 3, drive feeding pipe 3 to reciprocate on wire 1 by motor, thus at wire 1 surface smear polymer solution, power unit 7 speed is adjustable.
High-pressure electrostatic is applied to wire 1 in described needleless hair style electrostatic spinning apparatus, and above device, establish collecting electrode or other receiving systems, by running this device, efficiently, in large quantities can produce nanofiber, the installation cost that the present invention adopts is low, easy to operate, be applicable to nanofiber volume production.
Accompanying drawing explanation
Fig. 1 is the structural representation of the needleless hair style electrostatic spinning apparatus that the present invention proposes;
Fig. 2 is nanofiber forming section structural representation in the needleless hair style electrostatic spinning apparatus that proposes of the present invention;
Fig. 3 is feeding mechanism structural representation in the needleless hair style electrostatic spinning apparatus that proposes of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
As shown in Figure 1, Figure 2 and Figure 3, it is one embodiment of the invention, specifically tells about a kind of needleless hair style electrostatic spinning apparatus, comprising, base plate, is a flat board, described base plate is provided with to parallel equidistant two to be disbursed from the cost and expenses support member 2, often row comprise four support members 2, and described two are disbursed from the cost and expenses support member 2 one_to_one corresponding each other, and every two corresponding support member 2 tops are all by same one metal wire 1, described wire 1 diameter is 0.01cm, arranged in parallel, have 4 one metal wires 1, described wire 1 is stainless steel wire; Feeding mechanism, between the support member 2 that two row are corresponding, the power unit 7 that described feeding mechanism comprises the feeding pipe 3 in hollow tube structure and is connected with described feeding pipe 3, described feeding pipe 3 is made up of polypropylene, inside can hold 30mL polymer solution, and described feeding pipe 3 is connected with fluid reservoir 9 with pump 8 by insulation tube; Respectively on two sidewalls that described feeding pipe 3 direction is relative equidistantly offer some through holes, on described two side, through hole is relative one by one, described sidewall accessibke porosity place is also provided with feeding 4, and described wire 1 penetrates from the feeding one of them sidewall 4, and from another sidewall, corresponding feeding 4 passes; Wherein, on the same line, described power unit 7 drives described feeding pipe 3 that described feeding 4 is moved along described wire 1 for the feeding 4 being positioned at two opposing through-bores places and the wire 1 through described feeding 4.A described feeding 4 conical hollow tube made for polypropylene, long 1.5cm, outer outlets internal diameter 0.03cm; Described feeding 4 is provided with feeding first speed plate 5, the curved baffle 5 that described baffle plate 5 is made for polyethylene, is positioned at directly over feeding 4 outer outlets; Described power unit 7 is stepper motor driven slide unit, and slide unit sliding distance is 50cm, and sliding speed is 0.5m/s, and the two ends dead time is 2 seconds.Finally, collect for receiving curtain the nanofiber produced with the nonwoven fabric of continuous moving.
As above device is adopted to prepare nanofiber:
Embodiment 1
Nylon 6 is dissolved in formic acid, is configured to nylon 6 solution of 15%, nylon 6 solution is injected fluid reservoir 9, start pump 8, nylon 6 solution is slowly delivered in feeding pipe 3, wire 1 is applied to the high-pressure electrostatic of 50kV, start power unit 7, continuously can produce nanofiber.After a period of time, rotate roller bearing 10, the wire 1 more renewed, for subsequent use.
Embodiment 2
Polyacrylonitrile is dissolved in N, in dinethylformamide, be configured to the polyacrylonitrile solution of 8%, polyacrylonitrile solution is injected fluid reservoir 9, start pump 8, polypropylene solution is slowly transported in feeding pipe 3, wire 1 is applied to the high-pressure electrostatic of 50kV, start power unit 7, continuously can produce nanofiber.After a period of time, rotate roller bearing 10, the wire 1 more renewed, for subsequent use.
Embodiment 3
Kynoar is dissolved in dimethylacetylamide, is configured to the Kynoar solution of 10%, Kynoar solution is injected fluid reservoir 9, start pump 8, Kynoar solution is slowly delivered in feeding pipe 3; Wire 1 is applied to the high-pressure electrostatic of 55kV, start power unit 7, continuously can produce nanofiber.After a period of time, rotate roller bearing 10, the wire 1 more renewed, for subsequent use.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. a needleless hair style electrostatic spinning apparatus, is characterized in that, comprises,
Base plate, it is a flat board, described base plate is provided with to parallel equidistant two to be disbursed from the cost and expenses support member (2), described two are disbursed from the cost and expenses support member (2) one_to_one corresponding each other, and every two corresponding support member (2) tops are all by same one metal wire (1), described wire (1) diameter is less than or equal to 0.5cm;
Feeding mechanism, be positioned between the corresponding support member of two row (2), the power unit (7) that described feeding mechanism comprises the feeding pipe (3) in hollow tube structure and is connected with described feeding pipe (3), respectively on two sidewalls that described feeding pipe (3) direction is relative equidistantly offer some through holes, on described two side, through hole is relative one by one, described sidewall accessibke porosity place is also provided with feeding head (4), described wire (1) penetrates from the feeding head (4) one of them sidewall, and from another sidewall, corresponding feeding head (4) passes;
Wherein, on the same line, described power unit (7) drives described feeding pipe (3) that described feeding head (4) is moved along described wire (1) for the feeding head (4) being positioned at two opposing through-bores places and the wire (1) passing described feeding head (4).
2. needleless hair style electrostatic spinning apparatus according to claim 1, is characterized in that, described wire (1) is fixed on described support member (2) top.
3. needleless hair style electrostatic spinning apparatus according to claim 1, it is characterized in that, described same wire (1) two ends are wrapped on two roller bearings (10) respectively, and wire (1) support be positioned between described two roller bearings (10) is connected on two corresponding support member (2) tops.
4. needleless hair style electrostatic spinning apparatus according to claim 1, is characterized in that, described support member (2) is insulating bar or insulation board.
5. needleless hair style electrostatic spinning apparatus according to claim 1, is characterized in that, described feeding pipe (3) is connected with fluid reservoir (9) by pump (8).
6. needleless hair style electrostatic spinning apparatus according to claim 1, is characterized in that, described feeding pipe (3) material therefor is insulating materials.
7. needleless hair style electrostatic spinning apparatus according to claim 1, is characterized in that, described feeding head (4) is length is greater than 0.1cm, exit inside diameter is less than 0.5cm hollow tube structure.
8. needleless hair style electrostatic spinning apparatus according to claim 7, is characterized in that, described feeding head (4) outlet end is provided with a baffle plate (5), and described baffle plate (5) is positioned at above described outlet end.
9. needleless hair style electrostatic spinning apparatus according to claim 1, it is characterized in that, be positioned on the wire (1) between described two corresponding support members (2) and be also provided with cleaning baffle plate (6), described feeding head (4) outlet end slides along wire (1), and pass from the through hole described cleaning baffle plate (6), residue on described feeding head strikes off by described cleaning baffle plate (6).
10. needleless hair style electrostatic spinning apparatus according to claim 1, is characterized in that, described power unit (7) is stepper motor or direct current generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310646807.8A CN103603065B (en) | 2013-12-04 | 2013-12-04 | A kind of needleless hair style electrostatic spinning apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310646807.8A CN103603065B (en) | 2013-12-04 | 2013-12-04 | A kind of needleless hair style electrostatic spinning apparatus |
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| CN103603065A CN103603065A (en) | 2014-02-26 |
| CN103603065B true CN103603065B (en) | 2016-03-23 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104514036A (en) * | 2014-12-31 | 2015-04-15 | 厦门大学 | Strip-shaped spraying head for electrostatic spinning |
| CN104593880A (en) * | 2015-01-15 | 2015-05-06 | 东华大学 | Electrostatic spinning device for producing polymer nano fibers in batches |
| CN104947207B (en) * | 2015-05-21 | 2017-07-14 | 烟台森森环保科技有限公司 | A kind of electrostatic spinning apparatus of electro-hydraulic separation |
| CN106400134B (en) * | 2016-11-10 | 2018-09-11 | 西安工程大学 | The back and forth method without nozzle electrostatic spinning apparatus and its nano fibrous membrane processed to liquid formula |
| CN108950702B (en) * | 2018-07-17 | 2019-09-20 | 浙江农林大学暨阳学院 | Self-priming electrospinning device and method for preparing fiber mat |
| CN111910266A (en) * | 2020-07-22 | 2020-11-10 | 江苏纳易环保科技有限公司 | Contactless self-cleaning needle-free electrostatic spinning nozzle device |
| CN115747976A (en) * | 2021-02-23 | 2023-03-07 | 青岛中科凯尔科技有限公司 | Power-on-adjustable polymer nanofiber production device |
| CN114481341B (en) * | 2022-03-24 | 2023-03-24 | 河南中纤新材料科技有限公司 | Spray head for linear electrode solution electrostatic spinning and use method thereof |
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| US2158416A (en) * | 1937-07-28 | 1939-05-16 | Richard Schrelber Gastell | Method and apparatus for the production of artificial fibers |
| US4144553A (en) * | 1976-05-08 | 1979-03-13 | Firma Carl Freudenberg | Apparatus for electrodynamic spraying |
| CN201908162U (en) * | 2010-12-17 | 2011-07-27 | 东华大学 | Device for preparing nanofiber continuous filament yarn |
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Family Cites Families (1)
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| WO2005042813A1 (en) * | 2003-10-30 | 2005-05-12 | Clean Air Technology Corp. | Electrostatic spinning equipment and method of preparing nano fiber using the same |
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2013
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2158416A (en) * | 1937-07-28 | 1939-05-16 | Richard Schrelber Gastell | Method and apparatus for the production of artificial fibers |
| US4144553A (en) * | 1976-05-08 | 1979-03-13 | Firma Carl Freudenberg | Apparatus for electrodynamic spraying |
| CN201908162U (en) * | 2010-12-17 | 2011-07-27 | 东华大学 | Device for preparing nanofiber continuous filament yarn |
| CN102828260A (en) * | 2012-09-18 | 2012-12-19 | 天津工业大学 | Centrifugal needle-free electrostatic spinning device |
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| CN103603065A (en) | 2014-02-26 |
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Granted publication date: 20160323 Termination date: 20191204 |