CN105274634B - A kind of bubble electrostatic spinning apparatus - Google Patents
A kind of bubble electrostatic spinning apparatus Download PDFInfo
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- CN105274634B CN105274634B CN201510752001.6A CN201510752001A CN105274634B CN 105274634 B CN105274634 B CN 105274634B CN 201510752001 A CN201510752001 A CN 201510752001A CN 105274634 B CN105274634 B CN 105274634B
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- tube
- bubble
- liquid storage
- spinning solution
- mixing tube
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Abstract
The present invention provides a kind of bubble electrostatic spinning apparatus, including liquid storage pipe, mixing tube, bubbler tube and electrostatic generator, the liquid storage pipe connects mixing tube, the mixing tube connects bubbler tube, and the electrostatic generator is located at bubbler tube tail end, wherein, liquid feeding groove is provided with above the liquid storage pipe, it is provided with above the mixing tube in charging spout, spinning process, spinning solution and additive can be added at any time.Mixing device is provided with the mixing tube, the bubbler tube both sides are provided with gas blow pipe, spinning solution is injected after the liquid storage pipe by the liquid feeding groove, enter bubbler tube into mixing tube and through charging spout addition additive and after being well mixed, the spinning solution for forming bubble is sprayed in bubbler tube tail end by being electrostatically-formed jet, ultimately forms nanofiber.Thus, shortening spinning solution with carrying out the time of spinning after additives mixed, it is ensured that former spinning solution and additives mixed uniformity and stability.
Description
Technical field
The invention belongs to electrostatic spinning technique field, and in particular to a kind of fluid injection, the bubble electrostatic spinning dress of vibration one
Put.
Background technology
Say in the narrow sense, nanofiber be diameter between 1nm to 100nm, but in a broad sense, fibre diameter is less than
1000nm fiber is referred to as nanofiber.Nanofiber has bigger draw ratio, surface area and porosity, with high
Surface-active.Therefore, nanofiber has very wide in fields such as Textile Engineering, environmental project, organizational project, biological medicines
Application.Produce the method for nanofiber, equipment varied, and electrostatic spinning technique be prepare nanofiber most directly, letter
Single method, its principle is：High polymeric solution or melt is set to extract out to form jet from capillary exit, electrically charged jet is in electrostatic
Stretched in the presence of power, refinement obtains nanofiber.
Electrostatic spinning technique can be by adding the functions such as nano zircite, Nano Silver and hydrophobic silica in spinning solution
Property material prepares fire-retardant, antibacterial and the functional nano fiber such as hydrophobic；Also another spinning high polymer can be added in spinning solution
Solution prepares the nanofiber with new structure or function.At present, researcher is constantly improved to electrostatic spinning technique,
Wherein, bubble electrostatic spinning apparatus realizes the breakthrough from a taylor cone to several taylor cones, is a kind of achievable mass
Prepare the device of nanofiber, but this method is still significantly improved space, how to ensure the continuity and spinning solution of production
Stability is still the emphasis of subject study.
In in the prior art, the patent of invention of Application No. 201310693050.8 discloses a kind of bubble electrostatic spinning dress
Put, including feed flow pond, boost motor, spinning-nozzle, HV generator, reception device, the reception device is positioned at the spinning
Silk nozzle lower section and ground connection forms negative pole, the spinning-nozzle is connected with the HV generator, also including liquid storage tank,
The liquid storage tank is connected with the feed flow pond and provides solution by the feed flow pond, and the boost motor is connected simultaneously with the liquid storage tank
Thrust is provided to the liquid storage tank, the spinning-nozzle is located at the lower section of the liquid storage tank, the spinning-nozzle and the reservoir
It is connected between pond by connecting tube, the spinning-nozzle is the nozzle of falling infundibulate.
The utility model patent of Application No. 201320364508.0 discloses a kind of electrostatic of high-volume nano/micron fiber
Device for spinning, including：Liquid storage tank with upper opening；The bubble being of coupled connections with the polymer fluid in liquid storage tank is filled
Put and HV generator；Positioned at the negative pole collection device of liquid storage tank overthe openings, with described polymer fluid liquid level shape
Into electrostatic field；Wherein, described bubble generator includes setting on air pump and the wireway being connected with air pump, described wireway
There are multiple air-flow shower nozzles, each air-flow shower nozzle is located in the bottom in described liquid storage tank or middle part polymer fluid respectively, this hair
It is bright that substantial amounts of projection can be obtained by the way of air pump jet-stream wind, and then substantial amounts of taylor cone is obtained, it is final to obtain high-volume
Nano/micron fiber.
In above-mentioned patent, for how to add spinning solution, and former spinning solution with keeping its uniform after additives mixed
With stability etc., problems are not all resolved.
In consideration of it, the present invention provides a kind of bubble electrostatic spinning apparatus, to solve problems of the prior art.
The content of the invention
The present invention provides a kind of bubble electrostatic spinning apparatus, including liquid storage pipe, mixing tube, bubbler tube and electrostatic generator,
The liquid storage pipe connects mixing tube, and the mixing tube connects bubbler tube, and the electrostatic generator is located at bubbler tube tail end, wherein,
It is provided with to be provided with charging spout, and the mixing tube above liquid feeding groove, the mixing tube above the liquid storage pipe and is provided with mixing device,
The bubbler tube both sides are provided with gas blow pipe, and spinning solution is injected after the liquid storage pipe by the liquid feeding groove, into mixing tube and pass through
The charging spout adds additive and enters bubbler tube after well mixed, formed bubble spinning solution pass through in bubbler tube tail end it is quiet
Electric forming jet sprays, and ultimately forms nanofiber.
It is preferred that, the bubble electrostatic spinning apparatus also include pusher and catch bar, the pushers catch bar,
Spinning solution in liquid storage pipe is pushed into mixing tube.
It is preferred that, the bubble electrostatic spinning apparatus also includes air pump, and it is tubular that the air-flow that the air pump is produced enters bubble
Into bubble, and bubbles volume is directly proportional to spinning liquid measure.
It is preferred that, the bubble electrostatic spinning apparatus also includes receiver board, and spinning solution passes through electrostatic shape in bubbler tube tail end
The receiver board is ejected into jet, nanofiber is formed.
It is preferred that, the liquid feeding groove and charging slot structure are identical, respectively including baffle plate, upper lid, baffle plate lifting arm and outer wall,
The baffle plate lifting arm is structure as a whole with baffle plate, and the baffle plate lifting arm is relative to upper lid movement.
It is preferred that, the mixing device is ultrasonic oscillator or eddy mixer.
It is preferred that, both sides are each provided with a gas blow pipe, and injection of the gas blow pipe along spinning solution above and below bubbler tube
Direction is at an acute angle with horizontal line.
The bubble electrostatic spinning apparatus provided according to the present invention, including liquid storage pipe, mixing tube, bubbler tube and electrostatic occur
Device, the liquid storage pipe connects mixing tube, and the mixing tube connects bubbler tube, and the electrostatic generator is located at bubbler tube tail end, its
In, it is provided with above liquid feeding groove, the mixing tube and is provided with charging spout, spinning process above the liquid storage pipe, spinning can be added at any time
Silk liquid and additive.Mixing device is provided with the mixing tube, the bubbler tube both sides are provided with gas blow pipe, and spinning solution passes through described
Liquid feeding groove is injected after the liquid storage pipe, enters bubble into mixing tube and through charging spout addition additive and after being well mixed
Pipe, the spinning solution for forming bubble is sprayed in bubbler tube tail end by being electrostatically-formed jet, ultimately forms nanofiber.Thus, contracting
Short spinning solution and the time that spinning is carried out after additives mixed, it is ensured that former spinning solution is with additives mixed uniformity and stably
Property.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the bubble electrostatic spinning apparatus primary structure schematic diagram that present pre-ferred embodiments are provided；
Fig. 2 is the bubble electrostatic spinning apparatus liquid feeding slot structure schematic diagram that present pre-ferred embodiments are provided.
Embodiment
Describe the present invention in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that not conflicting
In the case of, the feature in embodiment and embodiment in the application can be mutually combined.
Fig. 1 is the bubble electrostatic spinning apparatus primary structure schematic diagram that present pre-ferred embodiments are provided.As shown in figure 1,
The bubble electrostatic spinning apparatus that present pre-ferred embodiments are provided includes liquid storage pipe 4, mixing tube 6, bubbler tube 9 and electrostatic generator
17, the liquid storage pipe 4 connects mixing tube 6, and the mixing tube 6 connects bubbler tube 9, and the electrostatic generator 17 is located at bubbler tube 9
Tail end, wherein, the top of liquid storage pipe 4 is provided with liquid feeding groove 5, and the top of mixing tube 6 is provided with charging spout 7, and the mixing tube 6
Interior to be provided with mixing device 8, the both sides of bubbler tube 9 are provided with gas blow pipe 12 and 13, and spinning solution injects described by the liquid feeding groove 5
After liquid storage pipe 4, enter bubbler tube 9 into mixing tube 6 and through the charging spout 7 addition additive and after being well mixed, form gas
The spinning solution of bubble is sprayed in the tail end of bubbler tube 9 by being electrostatically-formed jet, ultimately forms nanofiber.In this, the batch mixing dress
It is ultrasonic oscillator or eddy mixer to put 8.
In reference picture 1, the present embodiment, the bubble electrostatic spinning apparatus is positioned in supporting table 1, and it also includes pusher
2 and catch bar 3, the pusher 2 promotes catch bar 3, and the spinning solution in liquid storage pipe 4 is pushed into mixing tube 6.In addition, the gas
Steeping electrostatic spinning apparatus also includes air pump 14, and the air-flow that the air pump 14 is produced enters bubbler tube formation bubble, and bubbles volume with
Spinning liquid measure is directly proportional.Specifically, Fig. 1 is referred to, both sides are each provided with a gas blow pipe 12 and 13, and institute above and below bubbler tube
State injection direction of the gas blow pipe along spinning solution and horizontal line is at an acute angle so that the blow-off direction of bubble 10 and the jet of spinning solution formation
11 directions are consistent.
In Fig. 1, the bubble electrostatic spinning apparatus that the present embodiment is provided also includes receiver board 18.Electrostatic generator 17 is height
Electrostatic generator is pressed, it is connected with receiver board 18 and the tail end of bubbler tube 9 respectively provided with two wires 15 and 16.Spinning solution is in bubble
Pipe tail end is ejected into the receiver board 18 by being electrostatically-formed jet, forms nanofiber.
Fig. 2 is the bubble electrostatic spinning apparatus liquid feeding slot structure schematic diagram that present pre-ferred embodiments are provided.Such as Fig. 2 institutes
Show, the liquid feeding groove includes baffle plate 51, upper lid 52, baffle plate lifting arm 53 and outer wall, the baffle plate lifting arm 53 and baffle plate respectively
51 are structure as a whole, and the baffle plate lifting arm 53 is moved relative to upper lid 52.The liquid feeding groove and charging slot structure are identical, therefore
No longer separately make accompanying drawing introduction herein for charging slot structure.
Present pre-ferred embodiments provide bubble electrostatic spinning apparatus operation principle be：Liquid feeding groove upper cap is opened, by height
In polymers spinning solution injection liquid feeding groove, liquid feeding groove baffle plate lifting arm is then lifted out, now liquid feeding groove baffle plate rises, high polymer spinning
Liquid enters liquid storage pipe.As spinning solution progresses into mixing tube, functional material additive is added by charging spout, operation is same to be added
Liquid bath, while mixing device works, realizes the mixing of spinning solution and additive.It is that can carry out the polyphosphazene polymer of spinning in liquid feeding groove
Compound；Additive can add the functional materials such as nano zircite, Nano Silver and hydrophobic silica and its mixing in charging spout
Thing.
Next, pusher is pushed ahead, when mixed uniformly solution enters bubbler tube, air-flow enters gas from gas blow pipe
Some bubbles are formed in bubble pipe, bubbler tube.Bubble forms bubble projection in the front end of bubbler tube, opens HV generator
Switch, the electrostatic force of generation forms an electric field between bubble projection and receiver board, penetrated so as to form continuous high polymer
Stream, by swinging, evaporation, thinning process is finally collected into the nanofiber through functional treatment on receiver board.
In summary, the bubble electrostatic spinning apparatus provided according to present pre-ferred embodiments, including liquid storage pipe, mixing
Pipe, bubbler tube and electrostatic generator, the liquid storage pipe connect mixing tube, and the mixing tube connects bubbler tube, and the electrostatic occurs
Device is located at bubbler tube tail end, wherein, it is provided with above the liquid storage pipe above liquid feeding groove, the mixing tube and is provided with charging spout, spinning
During, spinning solution and additive can be added at any time.Mixing device is provided with the mixing tube, the bubbler tube both sides, which are provided with, blows
Tracheae, spinning solution is injected after the liquid storage pipe by the liquid feeding groove, and additive is added into mixing tube and through the charging spout
And entering bubbler tube after being well mixed, the spinning solution for forming bubble is sprayed in bubbler tube tail end by being electrostatically-formed jet, finally
Form nanofiber.Thus, shortening spinning solution with carrying out the time of spinning after additives mixed, it is ensured that former spinning solution is with adding
Plus thing mixing uniformity and stability.Meanwhile, the bubble electrostatic spinning apparatus of closed reduces shadow of the environment to spinning solution
Ring.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, this hair
It is bright to be not intended to be limited to embodiment illustrated herein, and be to fit to consistent with principles disclosed herein and features of novelty
Most wide scope.
Claims (7)
1. a kind of bubble electrostatic spinning apparatus, it is characterised in that including liquid storage pipe, mixing tube, bubbler tube and electrostatic generator, institute
Liquid storage pipe connection mixing tube is stated, the mixing tube connects bubbler tube, and the electrostatic generator is located at bubbler tube tail end, wherein,
It is provided with to be provided with charging spout, and the mixing tube above liquid feeding groove, the mixing tube above the liquid storage pipe and is provided with batch mixing
Device, the bubbler tube both sides are provided with gas blow pipe, and spinning solution is injected after the liquid storage pipe by the liquid feeding groove, into mixing tube
And entering bubbler tube through charging spout addition additive and after being well mixed, the spinning solution for forming bubble is logical in bubbler tube tail end
Cross and be electrostatically-formed jet ejection, ultimately form nanofiber.
2. bubble electrostatic spinning apparatus according to claim 1, it is characterised in that also including pusher and catch bar, institute
Pushers catch bar is stated, the spinning solution in liquid storage pipe is pushed into mixing tube.
3. bubble electrostatic spinning apparatus according to claim 1, it is characterised in that also including air pump, the air pump is produced
Air-flow enter bubbler tube formation bubble, and bubbles volume is directly proportional to spinning liquid measure.
4. bubble electrostatic spinning apparatus according to claim 1, it is characterised in that also including receiver board, spinning solution is in gas
Bubble pipe tail end is ejected into the receiver board by being electrostatically-formed jet, forms nanofiber.
5. the bubble electrostatic spinning apparatus according to any one of Claims 1-4, it is characterised in that the liquid feeding groove and add
Bin design is identical, respectively including baffle plate, upper lid, baffle plate lifting arm and outer wall, and the baffle plate lifting arm is integrated knot with baffle plate
Structure, the baffle plate lifting arm is relative to upper lid movement.
6. the bubble electrostatic spinning apparatus according to any one of Claims 1-4, it is characterised in that the mixing device is
Ultrasonic oscillator or eddy mixer.
7. the bubble electrostatic spinning apparatus according to any one of Claims 1-4, it is characterised in that two above and below bubbler tube
Side is each provided with a gas blow pipe, and injection direction of the gas blow pipe along spinning solution and horizontal line are at an acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510752001.6A CN105274634B (en) | 2015-11-06 | 2015-11-06 | A kind of bubble electrostatic spinning apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510752001.6A CN105274634B (en) | 2015-11-06 | 2015-11-06 | A kind of bubble electrostatic spinning apparatus |
Publications (2)
| Publication Number | Publication Date |
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| CN105274634A CN105274634A (en) | 2016-01-27 |
| CN105274634B true CN105274634B (en) | 2017-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510752001.6A Expired - Fee Related CN105274634B (en) | 2015-11-06 | 2015-11-06 | A kind of bubble electrostatic spinning apparatus |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105780154B (en) * | 2016-05-13 | 2019-03-01 | 南通百博丝纳米科技有限公司 | Torch-type air bubble spinning device and air bubble spinning technique |
| CN106835305B (en) * | 2017-03-10 | 2019-01-01 | 苏州大学 | A kind of air bubble liquid-membrane device for spinning |
| CN107675275B (en) * | 2017-11-17 | 2020-11-03 | 苏州大学 | Two-dimensional ultrathin material and preparation method thereof |
| CN113403696B (en) * | 2021-05-20 | 2022-09-13 | 安徽中科大禹科技有限公司 | Liquid-phase discharge auxiliary bubble electrostatic spinning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7309498B2 (en) * | 2001-10-10 | 2007-12-18 | Belenkaya Bronislava G | Biodegradable absorbents and methods of preparation |
| TWI347380B (en) * | 2008-10-02 | 2011-08-21 | Taiwan Textile Res Inst | Electro-spinning apparatus and electro-spinning method |
| CZ306438B6 (en) * | 2011-04-12 | 2017-01-25 | Elmarco S.R.O. | A method and a device for applying a liquid polymer matrix on spinning cords |
| CN205171024U (en) * | 2015-11-06 | 2016-04-20 | 苏州大学 | Bubble electrospinning device |
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| CN105274634A (en) | 2016-01-27 |
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