CN107557884A - Air-flow bubble jet prepares the device of nano particle - Google Patents
Air-flow bubble jet prepares the device of nano particle Download PDFInfo
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- CN107557884A CN107557884A CN201710743792.5A CN201710743792A CN107557884A CN 107557884 A CN107557884 A CN 107557884A CN 201710743792 A CN201710743792 A CN 201710743792A CN 107557884 A CN107557884 A CN 107557884A
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Abstract
The present invention relates to the device that a kind of air-flow bubble jet prepares nano particle, the air-flow bubble jet, which prepares nanoparticular devices, to be included being loaded with the liquid storage tank of solution or melt, is arranged on the reception device of liquid storage tank side, the bubble generator being arranged in liquid storage tank, the gas compressor being connected with bubble generator；Gas after compression is supplied to bubble generator by gas compressor, and for bubble generator to the solution in liquid storage tank or melt because the bubble that airflow function is formed is sprayed to form nano particle, reception device collects the nano particle.This air-flow bubble jet prepares the device combination EFI principle of nano particle, in gaseous environment by the inorganic matter under molten condition or meet critical condition organic solution injection be nano particle, received to greatest extent using negative pressure, so as to realize method simple to operation and that the wide nano particle of scope can be prepared.
Description
Technical field
The present invention relates to the device that a kind of air-flow bubble jet prepares nano particle, belongs to bubble and spins field.
Background technology
Nano particle, also known as nanometer dust, refer to the microscopic particles of nanometer scale.It is defined as at least in a dimension
Particle less than 100 nanometers, including organically inorganic nano particle, include the nano particle of all solvable materials.Nanometer
Particle has important scientific research value, and it has set up the bridge between bulk matter and atom, molecule, on nano-scale
Particle functional diversities and more and more it is applied to.Preparing the method for nano particle has a lot, such as coprecipitation, alcohol one
The chemical methodes such as water law, oxidation-precipitation method, sol-gel method, high temperature pyrolysis reducing process, also there is mechanical attrition method, vacuum moulding machine
Deng physical method.Magnetically controlled sputter method may also be used for preparing nano particle, but yield is relatively low.
EFI, i.e. electrostatic atomization, exactly make droplet rupture into the process of droplet using electrostatic charge Coulomb force, be current
Prepare the effective means of nano particle.In this process, electrostatic force atomization in two effect stepwises, first stage be
Liquid is broken due to the effect of spray orifice shearing force and gas friction to form spraying after spray orifice ejection, second stage be
The spray droplet of ejection can also occur secondary-atomizing due to the influence of various factors and be broken into entirely spraying forming process
Droplet.
Bubble electrostatic spinning technique is to be inspired by the inspiration of spider spinning principle and create what is come, former using bubble dynamics
Reason, devises bubble electrostatic spinning device.During bubble Static Spinning, if not applying high voltage electric field, bubble only by table and
Tension force effect, its size are determined by Air Bubble Size and bubble inside and outside differential pressure；Once load high voltage electric field, the electric charge in solution by
Electric field induces, and moment is distributed in bubble surface, and when electric-field intensity reaches threshold value, the electric field force that bubble is subject to is enough to overcome bubble
Surface tension, bubble are stretched rupture, and electrified jet moment is spouting from bubble top；Influenceed by melt-spraying spinning, air-flow
The electrostatic spinning technique of auxiliary has obtained the collective effect of popularity, air-flow and electrostatic field, can improve the spinnability of solution with
Production efficiency, the bubble under air-flow booster action is under the coupling with electrostatic field, it is easier to which the rupture that is stretched forms jet.
The content of the invention
It is an object of the invention to provide the device that a kind of air-flow bubble jet prepares nano particle, the device combination EFI
Principle, in gaseous environment by the inorganic matter under molten condition or meet critical condition organic solution injection be nanometer
Grain, improve yield.
To reach above-mentioned purpose, the present invention provides following technical scheme：A kind of air-flow bubble jet prepares nano particle
Device, it is characterised in that the air-flow bubble jet prepare nanoparticular devices include be loaded with solution or melt liquid storage tank,
It is arranged on the reception device of liquid storage tank side, the bubble generator being arranged in liquid storage tank, is connected with the bubble generator
Gas compressor；Gas after compression is supplied to the bubble generator, the bubble generator pair by the gas compressor
Solution or melt in the liquid storage tank are described to receive dress because the bubble that airflow function is formed is sprayed to form nano particle
Put and collect the nano particle.
Further, the device that the air-flow bubble jet prepares nano particle is provided with reaction chamber, the liquid storage tank, connects
Receiving apparatus is arranged in the reaction chamber, and the reaction chamber connects with feeder.
Further, the reaction chamber is connected with feeder by airway tube, and the feeder carries into reaction chamber
Supplied gas, the gas do not chemically react with the solution in the liquid storage tank or melt.
Further, the device that the air-flow bubble jet prepares nano particle is additionally provided with solution or melt preparation vessel,
Solution or the melt preparation vessel is connected by feed pipe with the liquid storage tank.
Further, it is provided with high temperature service in solution or the melt preparation vessel.
Further, be provided with division board in the reaction chamber, the division board by reaction chamber be divided into first chamber and
Second chamber, the liquid storage tank, reception device are arranged in first chamber, and solution or the melt preparation vessel is arranged on the second chamber
Interior, the opening for making the first chamber be connected with second chamber is provided with the division board.
Further, negative pressure device is provided with the reaction chamber, the negative pressure device and the liquid storage tank are oppositely arranged
In the both sides of the reception device.
Further, the reaction chamber is closed that the side of the reaction chamber is provided with gas regulation valve.
Further, the number of the liquid storage tank is more than 1, and the bubble generator corresponds to the liquid storage tank and set.
Further, the device that the air-flow bubble jet prepares nano particle is additionally provided with electrostatic high-pressure device, described
One end of electrostatic high-pressure device is connected with bubble generator, and the other end is connected with reception device.
The beneficial effects of the present invention are：This air-flow bubble jet prepares the device combination EFI principle of nano particle,
In gaseous environment by the inorganic matter under molten condition or meet critical condition organic solution injection be nano particle, utilization
Negative pressure is received to greatest extent, so as to realize method that is simple to operation and can preparing the wide nano particle of scope.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Brief description of the drawings
Fig. 1 is the structural representation for the device that air-flow bubble jet of the present invention prepares nano particle.
Fig. 2 is structural representation of the device equipped with electrostatic high-pressure device that air-flow bubble jet of the present invention prepares nano particle
Figure.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
Fig. 1 is referred to, the air-flow bubble jet of a preferred embodiment one of the invention prepares the device of nano particle, the air-flow
Bubble jet, which prepares nanoparticular devices, to be included being loaded with the liquid storage tank 9 of solution or melt, being arranged on the reception of the side of liquid storage tank 9
Device 6, the bubble generator 11 being arranged in liquid storage tank 9, the gas compressor 10 being connected with the bubble generator 11；Gas
Gas after compression is supplied to bubble generator 11 by compressor 10, and bubble generator 11 is to the solution or melt in liquid storage tank 9
Because the bubble that airflow function is formed is sprayed to form nano particle, the reception device 6 collects the nano particle.
The device that air-flow bubble jet prepares nano particle is provided with reaction chamber 12, and liquid storage tank 9, reception device 6 are arranged on
In reaction chamber 12, reaction chamber 12 connects with feeder 1.Reaction chamber 12 is connected with feeder 1 by airway tube, feeder
1 provides gas into reaction chamber 12, and the gas does not chemically react with the solution in liquid storage tank 9 or melt.Reaction chamber 12 is
Closed, the side of reaction chamber 12 is provided with gas regulation valve 7, ensure that the gaseous environment in reaction chamber 12 so that whole
Course of reaction quality is guaranteed.Division board 8 is provided with reaction chamber 12, reaction chamber 12 is divided into first chamber by division board 8
(non-label) and second chamber (non-label), liquid storage tank 9, reception device 6 are arranged in first chamber, prepared by solution or melt
Groove 3 is arranged in second chamber, and it is steady to solution or the part of melt preparation vessel 3 to solution evaporation and air-flow and negative pressure to avoid high temperature
Negative influence caused by fixed.In the present embodiment, feeder 1 is connected with second chamber by airway tube (non-label), supply dress
Put 1 and gas is conveyed into reaction chamber 12 by airway tube.Opening of making first chamber be connected with second chamber is provided with division board 8
Mouthful (non-label), the scope of opening is 1~50cm, and allowing in whole environment has certain temperature, helps speed up the volatilization of solvent.
Negative pressure device 5 is provided with reaction chamber 12, negative pressure device 5 and liquid storage tank 9 are oppositely arranged on the both sides of reception device 6, negative pressure dress
5 tops for being arranged on reception device 6 are put, negative pressure device 5 produces negative pressure in the top of reception device 6 so that the nanometer of preparation
Grain is preferably collected into reception device 6.
The number of liquid storage tank 9 is not less than 1, and the number of bubble generator 11 corresponds to the number setting of liquid storage tank 9, Mei Geqi
Steep the corresponding liquid storage tank 9 of generator 11.In the present embodiment, the number of liquid storage tank 9 is 1, corresponding bubble generator 11
Also it is 1 with gas compressor 10.Really, in other embodiments, the number of liquid storage tank 9 can be multiple, corresponding bubble
Generator 11 also changes therewith, but gas compressor 10 can be 1, be set on the airway tube being connected with gas compressor 10
There are multiple branches, lead to corresponding bubble generator 11 and liquid storage tank 9 respectively.In other embodiments, gas compressor 10
Can be multiple, quantity changes with the change of liquid storage tank 9 and the quantity of bubble generator 11.In the present embodiment, liquid storage tank 9
Material be ceramic crucible.But in other examples, the material of liquid storage tank 9 can also be the materials such as plastics or unorganic glass
Matter.
The device that air-flow bubble jet prepares nano particle is additionally provided with solution or melt preparation vessel 3, solution or melt system
Standby groove 3 is connected by feed pipe 2 with liquid storage tank 9.High temperature service 4 is provided with solution or melt preparation vessel 3.High temperature service 4
Temperature regulating range is more than 0 and less than 5000 DEG C.Because melt or solution are that inorganic matter under molten condition or organic matter are molten
Liquid, it is necessary to high temperature service 4 is adjusted and controlled the state of raw material, the nanoparticle range for so allowing for preparing increase and
Yield is higher, and whole device is easily controllable.
In the present embodiment, feeder 1 is connected with reaction chamber 12, and bubble generator 11 is connected and set with airway tube
In the bottom of liquid storage tank 9, such liquid storage tank 9 will not occur to flow backwards phenomenon.Feeder 1 is inert gas air feed bottle, this implementation
In example, inert gas is helium.
The operation principle for the device that air-flow bubble jet of the present invention prepares nano particle is：First, gas control valve is opened
Door 7 and helium air feed bottle 1, make the helium in helium air feed bottle 1 be full of whole reaction chamber 12, are then shut off gas regulation valve
7.Gas in 10 direct compressed air of helium compressor, then conveys gas by airway tube into bubble generator 11.Again
The temperature for setting high temperature service 4 is 1200 DEG C, at this temperature so that the inorganic copper thing in melt preparation vessel 3 reaches molten
State, melt is imported in liquid storage tank 9 through division board 8 by feed pipe 2；At this moment helium compressor 10, first little airflow shelves are adjusted
Bubble is formed at bubble generator 11, then adjusts big air-flow shelves to bubble formation jet-action；Finally, in negative pressure device 5
Under booster action by the nano particle mobile phone of formation in reception device 6.
Fig. 2 is referred to, the difference of the present embodiment two and above-described embodiment one is, the air-flow bubble jet in the present embodiment
The device for preparing nano particle is provided with electrostatic high-pressure device 13, during collection nano particle is prepared, by electrostatic height
The applied force of electrostatic field of pressure device 13 carries out assisted collection.
In summary：This air-flow bubble jet prepares the device combination EFI principle of nano particle, will in gaseous environment
Inorganic matter under molten condition meets that the organic solution injection of critical condition is nano particle, using negative pressure to greatest extent
Ground is received, so as to realize method that is simple to operation and can preparing the wide nano particle of scope.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of air-flow bubble jet prepares the device of nano particle, it is characterised in that the air-flow bubble jet prepares nanometer
Particle device includes being loaded with the liquid storage tank of solution or melt, is arranged on the reception device of liquid storage tank side, is arranged on liquid storage tank
Interior bubble generator, the gas compressor being connected with the bubble generator；The gas compressor is by the gas after compression
The bubble generator is supplied to, the bubble generator is formed to the solution in the liquid storage tank or melt because of airflow function
Bubble is sprayed to form nano particle, and the reception device collects the nano particle.
2. air-flow bubble jet as claimed in claim 1 prepares the device of nano particle, it is characterised in that the air-flow bubble
The device that injection prepares nano particle is provided with reaction chamber, and the liquid storage tank, reception device are arranged in the reaction chamber, described
Reaction chamber connects with feeder.
3. air-flow bubble jet as claimed in claim 2 prepares the device of nano particle, it is characterised in that the reaction chamber with
Feeder is connected by airway tube, and the feeder provides gas into reaction chamber, the gas not with the liquid storage tank
Interior solution or melt chemically reacts.
4. air-flow bubble jet as claimed in claim 3 prepares the device of nano particle, it is characterised in that the air-flow bubble
The device that injection prepares nano particle is additionally provided with solution or melt preparation vessel, and solution or the melt preparation vessel passes through feed pipe
It is connected with the liquid storage tank.
5. air-flow bubble jet as claimed in claim 4 prepares the device of nano particle, it is characterised in that the solution is molten
High temperature service is provided with body preparation vessel.
6. air-flow bubble jet as claimed in claim 4 prepares the device of nano particle, it is characterised in that in the reaction chamber
Division board is provided with, reaction chamber is divided into first chamber and second chamber by the division board, and the liquid storage tank, reception device are set
Put in first chamber, solution or the melt preparation vessel is arranged in second chamber, is provided with the division board described in making
The opening that first chamber connects with second chamber.
7. air-flow bubble jet as claimed in claim 2 prepares the device of nano particle, it is characterised in that in the reaction chamber
Negative pressure device is provided with, the negative pressure device and the liquid storage tank are oppositely arranged on the both sides of the reception device.
8. air-flow bubble jet as claimed in claim 2 prepares the device of nano particle, it is characterised in that the reaction chamber is
Closed, the side of the reaction chamber is provided with gas regulation valve.
9. air-flow bubble jet as claimed in claim 1 prepares the device of nano particle, it is characterised in that the liquid storage tank
Number is more than 1, and the bubble generator corresponds to the liquid storage tank and set.
10. the air-flow bubble jet as described in any one in claim 1 to 9 prepares the device of nano particle, its feature
It is, the device that the air-flow bubble jet prepares nano particle is additionally provided with electrostatic high-pressure device, the electrostatic high-pressure device
One end be connected with bubble generator, the other end is connected with reception device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710743792.5A CN107557884B (en) | 2017-08-25 | 2017-08-25 | Air-flow bubble jet prepares the device of nano particle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710743792.5A CN107557884B (en) | 2017-08-25 | 2017-08-25 | Air-flow bubble jet prepares the device of nano particle |
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| Publication Number | Publication Date |
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| CN107557884A true CN107557884A (en) | 2018-01-09 |
| CN107557884B CN107557884B (en) | 2019-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710743792.5A Active CN107557884B (en) | 2017-08-25 | 2017-08-25 | Air-flow bubble jet prepares the device of nano particle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111267336A (en) * | 2020-01-23 | 2020-06-12 | 厦门翔澧工业设计有限公司 | 3D electrostatic spinning method and equipment thereof |
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| CN205329216U (en) * | 2015-12-22 | 2016-06-22 | 苏州大学 | Preparation millimicron compound fiber's bubble spinning equipment |
| CN205368559U (en) * | 2015-12-22 | 2016-07-06 | 苏州大学 | Preparation nanometer porous fiber's bubble spinning equipment |
| CN206109605U (en) * | 2016-04-22 | 2017-04-19 | 苏州大学 | Preparation magnetic order nanocomposite's air current bubble spinning device |
| MX2015015215A (en) * | 2015-10-30 | 2017-05-01 | Univ Autonoma De Nuevo Leon | Bubble electrospinning system and method with high speed flow for the nanofiber production. |
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2017
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Patent Citations (6)
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|---|---|---|---|---|
| US20090272086A1 (en) * | 2008-05-05 | 2009-11-05 | Industrial Technology Research Institute | Nanofiber filter medium and method for manufacturing the same |
| CN105086454A (en) * | 2015-09-16 | 2015-11-25 | 苏州大学 | High-temperature resistance polyether sulfone nano-porous microspheres and preparation method thereof |
| MX2015015215A (en) * | 2015-10-30 | 2017-05-01 | Univ Autonoma De Nuevo Leon | Bubble electrospinning system and method with high speed flow for the nanofiber production. |
| CN205329216U (en) * | 2015-12-22 | 2016-06-22 | 苏州大学 | Preparation millimicron compound fiber's bubble spinning equipment |
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| CN111267336A (en) * | 2020-01-23 | 2020-06-12 | 厦门翔澧工业设计有限公司 | 3D electrostatic spinning method and equipment thereof |
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