CN206751979U - Electrostatic spinning apparatus - Google Patents
Electrostatic spinning apparatus Download PDFInfo
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- CN206751979U CN206751979U CN201720572733.1U CN201720572733U CN206751979U CN 206751979 U CN206751979 U CN 206751979U CN 201720572733 U CN201720572733 U CN 201720572733U CN 206751979 U CN206751979 U CN 206751979U
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- Prior art keywords
- dials
- reservoir
- electrostatic spinning
- spinning apparatus
- polymer solution
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Abstract
The utility model discloses a kind of electrostatic spinning apparatus, the electrostatic spinning apparatus includes：Reservoir, for storing polymer solution；Dials, it is fixedly installed in below reservoir and is connected with reservoir, the dials includes being fixed with some drainage tubes, leakage mouth and metal needle point, and the polymer solution in the reservoir is flow in dials, and with this by drainage tube, leakage mouth, Landfill covering is in metal needle point；Reception device, below dials, for receiving the polymer solution in metal needle point and forming polymer nanofiber；High voltage power supply, it is connected between dials and reception device, for forming electric field between dials and reception device, the polymer solution at metal needle is formed solid jet in the presence of high pressure；Supporting and regulating device, fixed reservoir and dials.The utility model electrostatic spinning apparatus is simple in construction, easy to operate, control is simple, technological process is short, can realize the industrialized production of polymer nanofiber.
Description
Technical field
Spining technology field is the utility model is related to, more particularly to a kind of electrostatic spinning apparatus.
Background technology
Electrostatic spinning technique is to prepare the most important basic skills of nanofiber at present.This technology is to utilize to be applied to stream
Tensile force caused by electric charge on body, and the collector with voltage gradient is extended to, as long as voltage is sufficiently large, polymer
Polymer spinneret just occurs in drop, the entanglement of solution interpolymer chain can prevent Static Spinning spinneret to be broken.
Electrostatic spinning technique has the advantages of easy to operate, applied widely, production efficiency is of a relatively high, the nanometer made
Fiber is due to its extra small diameter so that it is excellent that it not only has specific surface area height, good mechanical stability, fiber continuity good etc.
Point, also with excellent mechanics, optics, electricity, thermal property, it can be widely applied to filter, separate, absorb sound, the energy, tissue work
The fields such as journey, biomedicine, sensor.
Pin is spun into the outstanding person for electrostatic spinning, simple to operate because its controllability is good, spun Fiber Uniformity compared with
It is good, but pin spin yield poorly, it is necessary to voltage it is higher, syringe needle easily blocks and difficult cleaning is that this technology moves towards industrialization from laboratory
Production and the maximum technology barrier of application.
Therefore, for above-mentioned technical problem, it is necessary to provide a kind of electrostatic spinning apparatus.
Utility model content
In view of this, the purpose of this utility model is that providing a kind of electrostatic spinning for polymer nanofiber fills
Put, industrialized production, the low-voltage spinning of electrostatic spinning can be achieved, device controllability is good, and syringe needle is not easily blocked and is readily cleaned.
To achieve these goals, the technical scheme that the utility model embodiment provides is as follows：
A kind of electrostatic spinning apparatus, the electrostatic spinning apparatus include：
Reservoir, for storing polymer solution；
Dials, it is fixedly installed in below reservoir and is connected with reservoir, the dials includes being fixed with some draw
Flow tube, leakage mouth and metal needle point, the polymer solution in the reservoir are flow in dials, and with this by drainage tube, leakage
Liquid mouth, Landfill covering is in metal needle point；
Reception device, below dials, for receiving the polymer solution in metal needle point and forming polymer nanocomposite
Fiber；
High voltage power supply, it is connected between dials and reception device, for forming electric field between dials and reception device, makes
Polymer solution at metal needle forms solid jet in the presence of high pressure；
Supporting and regulating device, fixed reservoir and dials, while spinning reception distance can be adjusted and be optimized to fine quality, and
Can transverse shifting change spinning width.As further improvement of the utility model, the voltage of the high voltage power supply is 5KV-
20KV.As further improvement of the utility model, the reservoir is provided with one or more liquid injection ports, and polymer solution leads to
Liquid injection port is crossed to enter in the confined space of reservoir.
As further improvement of the utility model, the drainage tube is fixedly installed in below dials, and the leakage mouth is consolidated
Dingan County is loaded on the end of drainage tube, and the metal needle point is fixedly installed in the tip of leakage mouth.
As further improvement of the utility model, one or more corresponding installations are installed with below the dials
Drainage tube, leakage mouth and metal needle point.
As further improvement of the utility model, the reception device is flat metal copper plate.
As further improvement of the utility model, the supporting and regulating device includes support bar, is installed on support bar
Transverse shifting bar and the connecting rod that is installed on transverse shifting bar and is fixedly mounted in reservoir, the transverse shifting bar
Vertical distance on support bar is adjustable, and horizontal range of the connecting rod on transverse shifting bar is adjustable.
The beneficial effects of the utility model are：
The utility model electrostatic spinning apparatus is simple in construction, easy to operate, control is simple, technological process is short, can realize
The industrialized production of polymer nanofiber.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments described in the utility model, for those of ordinary skill in the art, is not paying creative work
On the premise of, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of electrostatic spinning apparatus in the embodiment of the utility model one；
Fig. 2 is the structural representation of dials in the embodiment of the utility model one.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the utility model, below in conjunction with this reality
With the accompanying drawing in new embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that
Described embodiment is only the utility model part of the embodiment, rather than whole embodiments.Based on the utility model
In embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, it should all belong to the scope of the utility model protection.
The utility model discloses a kind of electrostatic spinning apparatus, the electrostatic spinning apparatus includes：
Reservoir, for storing polymer solution；
Dials, it is fixedly installed in below reservoir and is connected with reservoir, the dials includes being fixed with some draw
Flow tube, leakage mouth and metal needle point, the polymer solution in the reservoir are flow in dials, and with this by drainage tube, leakage
Liquid mouth, Landfill covering is in metal needle point；
Reception device, below dials, for receiving the polymer solution in metal needle point and forming polymer nanocomposite
Fiber；
High voltage power supply, it is connected between dials and reception device, for forming electric field between dials and reception device, makes
Polymer solution at metal needle forms solid jet in the presence of high pressure；
Supporting and regulating device, fixed reservoir and dials, while spinning reception distance can be adjusted and be optimized to fine quality, and
Can transverse shifting change spinning width.
Join shown in Fig. 1, Fig. 2, in an embodiment of the present utility model, electrostatic spinning apparatus includes：
Reservoir 2, for storing polymer solution；
Dials 3, it is fixedly installed in the lower section of reservoir 2 and is connected with reservoir 2, dials 3 includes being fixed with some draw
Flow tube 31, leakage mouth 32 and metal needle point 33, the polymer solution in reservoir 2 is flow in dials 3, and passes through drainage tube with this
31st, leakage mouth 32, Landfill covering is in metal needle point 33；
Reception device 4, positioned at the lower section of dials 3, for receiving the polymer solution in metal needle point 33 and forming polymer
Nanofiber；
High voltage power supply 1, it is connected between dials 3 and reception device 4, for forming electricity between dials 3 and reception device 4
, the polymer solution at metal needle 33 is formed solid jet in the presence of high pressure.Preferably, the voltage of high voltage power supply
For 5KV-20KV；
Supporting and regulating device 5, for fixing reservoir 2 and dials 3, while spinning reception distance can be adjusted and be optimized to fibre
Quality, and can transverse shifting increase or reduction spinning width.
Drainage tube in present embodiment can guide the flow direction of polymer, promote spinning process.Leakage mouth can make set
Thing solution flows out, and is smoothly covered in metal needle point, also prevents the blocking of polymer to a certain extent.
Spinning voltage in present embodiment is 5KV-20KV, and low-voltage spinning can be mass-produced compared to other
The comparison of equipment, common voltage generally require 30KV-100KV, and overtension is not only dangerous, and high voltage is not easy surely
It is fixed, influence into fine quality.
Further, reservoir 2 is provided with one or more liquid injection ports 21, and polymer solution is entered by liquid injection port 21 to be stored up
In the confined space of liquid device 2.
In present embodiment, the lower section of dials 3 is installed with drainage tube 31, leakage mouth 32 and the metal of multiple corresponding installations
Needle point 33, drainage tube 31 are fixedly installed in the lower section of dials 3, and leakage mouth 32 is fixedly installed in the end of drainage tube 31, metal needle point
33 are fixedly installed in the tip of leakage mouth 32.
Reception device 4 in present embodiment is flat metal copper plate, and polymer nanocomposite is realized by metal copper plate
The collection of fiber, the collection of polymer can also be carried out by other reception devices, such as roller in other embodiments.
Specifically, supporting and regulating device 5 include support bar 51, the transverse shifting bar 52 that is installed on support bar 51 and
The connecting rod 53 for being installed on transverse shifting bar 52 and being fixedly mounted with reservoir 2, support bar is vertically-mounted, transverse shifting bar 52
It is horizontally installed on support bar 51, vertical distance of the transverse shifting bar 52 on support bar 51 is adjustable, and connecting rod 53 is in horizontal shifting
Horizontal range in lever 52 is adjustable.
In spinning process, polymer solution is entered in reservoir 2 by liquid injection port 21, enters drainage tube by dials 3
In 31, polymer solution is flowed in metal needle point 33 by leakage mouth 32.High voltage power supply 1 is connected on dials 3 and reception device 4
On, the switch of high voltage power supply 1 is opened, an electric field is formd between dials 3 and reception device 4, is made at metal needle 33
Polymer solution forms solid jet in the presence of high pressure, jet drawn, solvent volatilization, is finally collected into substantial amounts of polymerization
Thing nanofiber.
In addition, spinning distance is adjusted by support bar in spinning process, suitable for the spinning of different polymer solutions；
Horizontal spinning fields can be changed by transverse shifting bar, so as to change the width of polymer nanofibre film.
Polymer solution is placed in reservoir so that solvent is not volatile, and solution is more stable.Using drainage tube,
There is a small leakage mouth below drainage tube, have a solid syringe needle on the left of leakage mouth so that polymer solution is easy to
The surface of metal needle point is covered in, beneficial to spinning process.
The utility model has advantages below：
1st, increase metal needle on dials, become very sharp at metal needle, curvature is very big at needle point, and surface charge is close
Degree becomes very big, so that the electric-field intensity at needle point becomes big so that can be with spinning in very low voltage.Highest spinning voltage
20KV, and smooth thinner nanofiber evenly can be obtained.
2nd, a syringe needle develops into multiple metal needles so that the increase of spinning solution jet quantity, improves spinning efficiency.
3rd, due to the effect of gravity, polymer solution is uniformly covered on the surface of metal needle point, very thin one layer of liquid
Needle point is covered in, syringe needle is equivalent to taylor cone, without the interference of traditional single needle spinning taylor cone internal liquid vortex.
4th, compared to common Multi needle Static Spinning, the metal needle that the utility model uses is not easily blocked easy to clean.Liquid storage
Device and dials can be dismantled, and be readily cleaned.
5th, compared to air bubble spinning device, air bubble spinning device bubble itself is uncontrollable, and bubbles burst process is uncontrollable, spins
Silk process is uncontrollable, and this electrostatic spinning apparatus controllability is good.
As can be seen from the above technical solutions, the utility model electrostatic spinning apparatus is simple in construction, easy to operate, control is simple
List, technological process are short, can realize the industrialized production of polymer nanofiber.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. a kind of electrostatic spinning apparatus, it is characterised in that the electrostatic spinning apparatus includes：
Reservoir, for storing polymer solution；
Dials, be fixedly installed in below reservoir and be connected with reservoir, the dials include being fixed with some drainage tubes,
Leakage mouth and metal needle point, the polymer solution in the reservoir are flow in dials, and with this by drainage tube, leakage mouth,
Landfill covering is in metal needle point；
Reception device, below dials, for receiving the polymer solution in metal needle point and forming polymer nanofiber；
High voltage power supply, it is connected between dials and reception device, for forming electric field between dials and reception device, makes metal
Polymer solution at syringe needle forms solid jet in the presence of high pressure；
Supporting and regulating device, fixed reservoir and dials, while spinning reception distance can be adjusted and be optimized to fine quality, and can be horizontal
Change spinning width to mobile.
2. electrostatic spinning apparatus according to claim 1, it is characterised in that the voltage of the high voltage power supply is 5KV-
20KV。
3. electrostatic spinning apparatus according to claim 1, it is characterised in that the reservoir is provided with one or more note
Liquid mouth, polymer solution are entered by liquid injection port in the confined space of reservoir.
4. electrostatic spinning apparatus according to claim 1, it is characterised in that the drainage tube is fixedly installed under dials
Side, the leakage mouth are fixedly installed in the end of drainage tube, and the metal needle point is fixedly installed in the tip of leakage mouth.
5. electrostatic spinning apparatus according to claim 4, it is characterised in that be installed with below the dials one or
Drainage tube, leakage mouth and the metal needle point of multiple corresponding installations.
6. electrostatic spinning apparatus according to claim 1, it is characterised in that the reception device is flat metallic copper
Plate.
7. electrostatic spinning apparatus according to claim 1, it is characterised in that the supporting and regulating device include support bar,
The transverse shifting bar being installed on support bar and the connecting rod for being installed on transverse shifting bar and being fixedly mounted in reservoir,
Vertical distance of the transverse shifting bar on support bar is adjustable, and horizontal range of the connecting rod on transverse shifting bar is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720572733.1U CN206751979U (en) | 2017-05-22 | 2017-05-22 | Electrostatic spinning apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720572733.1U CN206751979U (en) | 2017-05-22 | 2017-05-22 | Electrostatic spinning apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206751979U true CN206751979U (en) | 2017-12-15 |
Family
ID=60619646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720572733.1U Expired - Fee Related CN206751979U (en) | 2017-05-22 | 2017-05-22 | Electrostatic spinning apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN206751979U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107151823A (en) * | 2017-05-22 | 2017-09-12 | 苏州大学 | Electrostatic spinning apparatus |
| CN109865608A (en) * | 2019-04-02 | 2019-06-11 | 盐城工业职业技术学院 | A kind of Electrostatic Spray Technology |
-
2017
- 2017-05-22 CN CN201720572733.1U patent/CN206751979U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107151823A (en) * | 2017-05-22 | 2017-09-12 | 苏州大学 | Electrostatic spinning apparatus |
| CN109865608A (en) * | 2019-04-02 | 2019-06-11 | 盐城工业职业技术学院 | A kind of Electrostatic Spray Technology |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171215 Termination date: 20200522 |