CN203602766U - Needle-free electrostatic spinning device - Google Patents
Needle-free electrostatic spinning device Download PDFInfo
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- CN203602766U CN203602766U CN201320792852.XU CN201320792852U CN203602766U CN 203602766 U CN203602766 U CN 203602766U CN 201320792852 U CN201320792852 U CN 201320792852U CN 203602766 U CN203602766 U CN 203602766U
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- electrostatic spinning
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- liquid feeding
- spinning apparatus
- hair style
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Abstract
The utility model provides a needle-free electrostatic spinning device. The needle-free electrostatic spinning device comprises a bottom plate and a liquid feeding mechanism. The bottom plate is a flat plate, two lines of supporting parts are arranged on the bottom plate in parallel and at equal intervals, one line of supporting parts correspond to the other line of supporting parts one to one, the top ends of every two corresponding supporting parts penetrate through a same metal wire, and the diameter of the metal wires is smaller than or equal to 0.5 cm. The liquid feeding mechanism is located between the two lines of corresponding supporting parts and comprises a liquid feeding pipe and a power unit, the liquid feeding pipe is of a hollow pipe body structure, the power unit is connected with the liquid feeding pipe, a plurality of through holes are formed in the two opposite side walls of the liquid feeding pipe at equal intervals, the through holes in the two side walls correspond one to one, liquid feeding heads are arranged on the through holes outside the side walls, and the metal wires penetrate into the liquid feeding heads on one side wall and penetrate out of the corresponding liquid feeding heads on the other side wall. The liquid feeding heads located on every two opposite through holes and the corresponding metal wires penetrating through the liquid feeding heads are located on the same straight line. The power unit drives the liquid feeding pipe to make the liquid feeding heads move along the corresponding metal wires.
Description
Technical field
The utility model relates to a kind of electrostatic spinning apparatus, particularly a kind of needleless hair style electrostatic spinning apparatus that is 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, thereby forms the mode of nanofiber.
Compared with traditional superfine fibre, nanofiber is of a great variety, and there is higher specific area, therefore all show good application prospect in a lot of high-tech areas, as: the fields such as biological medicine, organizational project, photoelectric material, bio-sensing, therefore, following to the constantly increase of the demand of nanofiber, 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 to 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 that is applicable to nanofiber volume production is by necessary property.
Utility model content
According to the problems referred to above, the utility model is intended to design and produce a kind of equipment that is applicable to nanofiber volume production.
The utility model provides a kind of needleless hair style electrostatic spinning apparatus, comprise, base plate, it is a flat board, on described base plate, be provided with to parallel equidistant two support members 2 of being disbursed from the cost and expenses, described two support members 2 of being disbursed from the cost and expenses are corresponding one by one 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 corresponding support member 2 of two row, described feeding mechanism comprises the power unit 7 that is the feeding pipe 3 of hollow tube structure and is connected with described feeding pipe 3, respectively on two relative sidewalls of described feeding pipe 3 directions 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 the feeding of described wire 1 from one of them sidewall 4 penetrates, and from another sidewall, corresponding feeding 4 passes; Wherein, be positioned at the feeding 4 of two relative through holes with the wire 1 through described feeding 4 on same straight line, described power unit 7 drives described feeding pipe 3 that described feeding 4 is moved along described wire 1.
Because polymer solution is subject to tension force and the spontaneous formation polymer solution droplets of stickiness effect meeting in wire surface, by wire is added to high-pressure electrostatic, make charged drop form taylor cone under electric field action, thereby can form further nanofiber.In this process, because polymer solution droplets is spontaneous formation, the taylor cone quantity that therefore can form on wire is many and evenly big or small, is conducive to a large amount of, the formation of nanofiber uniformly.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described wire 1 is fixed on described supporting bar top.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described same wire 1 two ends are wrapped in respectively on two roller bearings 10, and the wire 1 between described two roller bearings 10 is by two corresponding supporting bar tops.
Described wire 1 is except being directly simply fixed on supporting bar top, can also be wrapped on roller bearing 10 by first two ends, again the part of 10 of two roller bearings being supportted to the mode being connected on two support bars fixes, adopt is because wire 1 needs to change after using a period of time in this way, otherwise can affect the output of nanofiber, the advantage of this fixed form is: when after the 1 use a period of time of wire between support bar, can change one section of new wire 1 by rotating roller bearing 10, thereby reduce 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 described 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 therefors are insulating materials.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, described feeding 4 is greater than the hollow tube structure that 0.1cm, outlet internal diameter are less than 0.5cm for length.Preferably, described feeding 4 is hollow column type body or pyramid type body.
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 described outlet end top.Described baffle plate 5 moves with feeding 4, when being provided for of described baffle plate 5 prevents that feeding 4 from moving along wire 1, forms larger drop at outlet end, generates compared with crude fibre.
Preferably, described needleless hair style electrostatic spinning apparatus, wherein, on the wire 1 between described two corresponding support members 2, be also provided with cleaning baffle plate 6, described feeding 4 outlet end slide along wire 1, and through hole from described cleaning baffle plate 6 passes, described cleaning baffle plate 6 strikes off residue on described feeding head.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 come and go on wire 1 by motor mobile, thereby smear polymer solution on wire 1 surface, power unit 7 speed are adjustable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the needleless hair style electrostatic spinning apparatus that the utility model proposes;
Fig. 2 is nanofiber forming section structural representation in the needleless hair style electrostatic spinning apparatus the utility model proposes;
Fig. 3 is feeding mechanism structural representation in the needleless hair style electrostatic spinning apparatus the utility model proposes.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, to make those skilled in the art can implement according to this with reference to description word.
As shown in Figure 1, Figure 2 and Figure 3, it is the utility model one embodiment, specifically tells about a kind of needleless hair style electrostatic spinning apparatus, comprise that base plate is a flat board, on described base plate, be provided with to parallel equidistant two support members 2 of being disbursed from the cost and expenses, every row comprise four support members 2, and described two support members 2 of being disbursed from the cost and expenses are corresponding one by one 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, be arranged in parallel, have 4 one metal wires 1, described wire 1 is stainless steel wire; Feeding mechanism, between the corresponding support member 2 of two row, described feeding mechanism comprises the power unit 7 that is the feeding pipe 3 of 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 relative sidewalls of described feeding pipe 3 directions 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 the feeding of described wire 1 from one of them sidewall 4 penetrates, and from another sidewall, corresponding feeding 4 passes; Wherein, be positioned at the feeding 4 of two relative through holes with the wire 1 through described feeding 4 on same straight line, described power unit 7 drives described feeding pipe 3 that described feeding 4 is moved along described wire 1.The conical hollow tube that described feeding 4 is made for polypropylene, long 1.5cm, outer side outlet internal diameter 0.03cm; Described feeding 4 is provided with feeding first speed plate 5, and the curved baffle 5 that described baffle plate 5 is made for polyethylene, is positioned at directly over a feeding 4 outer side outlet; 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 as receiving curtain the nanofiber producing take the nonwoven fabric of continuous moving.
Adopt as above device to prepare nanofiber:
Nylon 6 is dissolved in formic acid, is configured to 15% nylon 6 solution, nylon 6 solution are injected to fluid reservoir 9, start pump 8, nylon 6 solution are slowly delivered in feeding pipe 3, wire 1 is applied to the high-pressure electrostatic of 50kV, start power unit 7, can continuously produce nanofiber.After a period of time, rotate roller bearing 10, the wire 1 more renewing, for subsequent use.
Polyacrylonitrile is dissolved in to N, in dinethylformamide, be configured to 8% polyacrylonitrile solution, polyacrylonitrile solution is injected to 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, can continuously produce nanofiber.After a period of time, rotate roller bearing 10, the wire 1 more renewing, for subsequent use.
Embodiment 3
Kynoar is dissolved in dimethylacetylamide, is configured to 10% Kynoar solution, Kynoar solution is injected to 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, can continuously produce nanofiber.After a period of time, rotate roller bearing 10, the wire 1 more renewing, for subsequent use.
Although embodiment of the present utility model is open as above, but it is not restricted to listed utilization in description and embodiment, it can be applied to the various fields of the present utility model that are applicable to completely, for those skilled in the art, can easily realize other modification, 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 of describing.
Claims (10)
1. a needleless hair style electrostatic spinning apparatus, is characterized in that, comprise,
Base plate, it is a flat board, on described base plate, be provided with to parallel equidistant two support members (2) of being disbursed from the cost and expenses, described two support members (2) of being disbursed from the cost and expenses are corresponding one by one each other, and every two corresponding support members (2) top is all by same one metal wire (1), and 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), described feeding mechanism comprises the power unit (7) that is the feeding pipe (3) of hollow tube structure and is connected with described feeding pipe (3), respectively on two relative sidewalls of described feeding pipe (3) direction 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), the feeding head (4) of described wire (1) from one of them sidewall penetrates, and from another sidewall, corresponding feeding head (4) passes;
Wherein, the wire (1) that is positioned at the feeding head (4) of two relative through holes and pass described feeding head (4) is on same straight line, and described power unit (7) drives described feeding pipe (3) that described feeding head (4) is moved along described wire (1).
2. needleless hair style electrostatic spinning apparatus according to claim 1, is characterized in that, described wire (1) is fixed on described supporting bar top.
3. needleless hair style electrostatic spinning apparatus according to claim 1, it is characterized in that, it is upper that described same wire (1) two ends are wrapped in respectively two roller bearings (10), and wire (1) support being positioned between described two roller bearings (10) is connected on two corresponding supporting bar 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 described 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 for length is greater than 0.1cm, outlet internal diameter is less than the hollow tube structure of 0.5cm.
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 described outlet end top.
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 and clear up baffle plate (6), described feeding head (4) outlet end slides along wire (1), and through hole from described cleaning baffle plate (6) passes, described cleaning baffle plate (6) strikes off residue on described feeding head.
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 |
|---|---|---|---|
| CN201320792852.XU CN203602766U (en) | 2013-12-04 | 2013-12-04 | Needle-free electrostatic spinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320792852.XU CN203602766U (en) | 2013-12-04 | 2013-12-04 | Needle-free electrostatic spinning device |
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| Publication Number | Publication Date |
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| CN203602766U true CN203602766U (en) | 2014-05-21 |
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| CN201320792852.XU Withdrawn - After Issue CN203602766U (en) | 2013-12-04 | 2013-12-04 | Needle-free electrostatic spinning device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603065A (en) * | 2013-12-04 | 2014-02-26 | 苏州东奇生物科技有限公司 | Needle-free type electrostatic spinning device |
| CN108034996A (en) * | 2018-01-16 | 2018-05-15 | 河北耐诺科技有限公司 | A kind of electrostatic spinning nozzle device |
| CN114892283A (en) * | 2020-04-13 | 2022-08-12 | 广东三水合肥工业大学研究院 | Sliding frame for electrostatic spinning equipment |
-
2013
- 2013-12-04 CN CN201320792852.XU patent/CN203602766U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603065A (en) * | 2013-12-04 | 2014-02-26 | 苏州东奇生物科技有限公司 | Needle-free type electrostatic spinning device |
| CN103603065B (en) * | 2013-12-04 | 2016-03-23 | 苏州东奇生物科技有限公司 | A kind of needleless hair style electrostatic spinning apparatus |
| CN108034996A (en) * | 2018-01-16 | 2018-05-15 | 河北耐诺科技有限公司 | A kind of electrostatic spinning nozzle device |
| CN114892283A (en) * | 2020-04-13 | 2022-08-12 | 广东三水合肥工业大学研究院 | Sliding frame for electrostatic spinning equipment |
| CN114990707A (en) * | 2020-04-13 | 2022-09-02 | 广东三水合肥工业大学研究院 | Cylinder component for electrostatic spinning |
| CN114892283B (en) * | 2020-04-13 | 2023-10-31 | 广东三水合肥工业大学研究院 | Sliding frame for electrostatic spinning equipment |
| CN114990707B (en) * | 2020-04-13 | 2023-10-31 | 广东三水合肥工业大学研究院 | Column member for electrostatic spinning |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140521 Effective date of abandoning: 20160323 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |