CN211936859U - Preparation facilities of high-quality polystyrene microballon - Google Patents
Preparation facilities of high-quality polystyrene microballon Download PDFInfo
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- CN211936859U CN211936859U CN202020205134.8U CN202020205134U CN211936859U CN 211936859 U CN211936859 U CN 211936859U CN 202020205134 U CN202020205134 U CN 202020205134U CN 211936859 U CN211936859 U CN 211936859U
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Abstract
The utility model discloses a preparation facilities of high-quality polystyrene microballon, include: the rotating shaft is connected to a rotating mechanism of the rotary evaporator through an upper convex card and a lower convex card; the upper part and the lower part of the curing bottle are symmetrically provided with a convex column through hole I and a convex column through hole II; a sealing plug I is arranged on the convex column through hole I; a sealing plug II is arranged on the convex column through hole II; the curing bottle is connected with the rotating shaft through the interface clamp; the curing solvent releasing assembly comprises a control valve and a waste water bottle which can be connected to the convex column through hole I through a hose; a cure solvent replenishment assembly comprising a syringe connectable to the control valve by a hose; a constant temperature water bath kettle, and a curing bottle is placed in the constant temperature water bath kettle when rotating. The utility model discloses a preparation facilities has avoided because gas-liquid interfacial tension influences the homogeneity and the stability in the flow field in the solidification bottle to can the efficient prepare the hollow microsphere of polystyrene that the sphericity is high, roughness is low.
Description
Technical Field
The utility model relates to a hollow polystyrene microballon preparation technical field, concretely relates to preparation facilities of high-quality polystyrene microballon.
Background
The surface finish of the microspheres has a severe impact on the implosion efficiency due to hydrodynamic interface instability. Due to the reduction of the surface finish of the CH ablation layer on the outer surface, the Rayleigh-Taylor instability is increased, so that the mixing degree of the inner layer target shell and fuel is increased, the temperature of the fuel is reduced, and the implosion efficiency is reduced. The main factors influencing the medium-low modulus section in the roughness of the existing plastic microspheres comprise the sphericity of the microspheres, air bubbles in the shell wall and the like. Therefore, the preparation of high-quality PS microspheres with high sphericity and low surface roughness is very important for inhibiting Rayleigh-Taylor instability in the implosion compression process.
At present, polystyrene microspheres are prepared by generating W by using a coaxial emulsion generator1/O/W2Double-layer milk granules, collecting the produced composite milk granules in a cylindrical spiralAnd (4) slowly solidifying in a steam bottle on a rotary evaporator at constant rotating speed and constant temperature to obtain the polystyrene hollow microspheres. However, W is due to volatilization of FB solvent in the oil phase during the curing process1/O/W2Diameter, W, of double emulsion particles1Density of/O emulsion, viscosity of oil phase, diffusion rate, density of external water phase, O/W2The interfacial tension and the like are constantly changing, and the factors influence the sphericity and the surface roughness of the microspheres to different degrees. Meanwhile, the external water phase in the curing bottle is partially filled with the rotating state, and the uniformity and stability of the flow field in the curing bottle are seriously influenced by the gas-liquid interfacial tension, which are not beneficial to the preparation of the high-quality microspheres.
SUMMERY OF THE UTILITY MODEL
In order to solve among the prior art curing process variable factor and lead to curing system density more and not match, the gas-liquid interfacial tension influences homogeneity and the stability in the flow field in the solidification bottle the utility model provides a preparation facilities of high-quality polystyrene microballon can prepare out the polystyrene hollow microsphere that the sphericity is high, roughness is low by the efficient.
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a manufacturing apparatus of high-quality polystyrene microspheres, comprising:
the rotating shaft is provided with an upper convex card and a lower convex card; the rotating shaft is connected to a rotating mechanism of the rotary evaporator through an upper convex card and a lower convex card;
the solidification bottle is used for containing W1/O/W2 double emulsion particles, and is provided with a convex column through hole I and a convex column through hole II in an up-down symmetrical mode; a sealing plug I is arranged on the convex column through hole I; a sealing plug II is arranged on the convex column through hole II; the curing bottle is connected with the rotating shaft through the interface clamp;
the curing solvent releasing assembly comprises a control valve and a waste water bottle which can be connected to the convex column through hole I through a hose;
a cure solvent replenishment assembly comprising a syringe connectable to the control valve by a hose;
the constant-temperature water bath kettle is characterized in that the curing bottle is placed in the constant-temperature water bath kettle when rotating.
Preferably, the rotating mechanism is a rotating motor.
Preferably, the rotating speed range of the main machine of the rotating mechanism of the rotary evaporator is 10 rpm-150 rpm; the up-down lifting distance of the main machine is 0 mm-140 mm.
Preferably, the rotating shaft is a sealing shaft and made of glass, and one end of the rotating shaft is of a ground trapezoid structure; and a grinding port trapezoidal cavity matched with the grinding port trapezoidal structure of the rotating shaft is arranged on the curing bottle.
Preferably, the curing bottle is made of transparent glass, and the diameter of the cavity is 150 mm; the aperture range of the convex column through hole I and the convex column through hole II is 2-5mm, and the bottle mouth is designed to be ground.
Preferably, the sealing plug i and the sealing plug ii are both chemically resistant sealing plugs.
Preferably, the flow control valve is a chemical corrosion resistant flow control valve.
Preferably, the hose is a polytetrafluoroethylene hose.
The utility model discloses at least, include following beneficial effect: the utility model discloses a preparation facilities can avoid leading to solidification system density to mismatch because solidification process variable factor is many, also avoids simultaneously because gas-liquid interfacial tension influences homogeneity and the stability in the flow field in the solidification bottle to can the efficient prepare the hollow microsphere of polystyrene that the sphericity is high, roughness is low.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Description of the drawings:
FIG. 1 is a schematic view of an apparatus for preparing high-quality polystyrene microspheres according to the present invention;
FIG. 2 is a schematic view of the process of releasing the curing solvent in the apparatus for preparing high-quality polystyrene microspheres of the present invention;
FIG. 3 is a schematic view of the replenishment process of the curing solvent in the apparatus for preparing high-quality polystyrene microspheres of the present invention;
FIG. 4 is a schematic view of a curing bottle of the apparatus for preparing high-quality polystyrene microspheres of the present invention;
fig. 5 is a schematic view of the structure of the rotating shaft of the high-quality polystyrene microsphere preparation device of the present invention.
The specific implementation mode is as follows:
the present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Fig. 1-5 show the utility model discloses a preparation facilities of high-quality polystyrene microballon, include:
the rotating shaft 2 is provided with an upper convex card 13 and a lower convex card 13; the rotating shaft 2 is connected to a rotating mechanism 100 of the rotary evaporator 1 through an upper convex card 13 and a lower convex card 13;
the solidification bottle 6 is used for containing W1/O/W2 double emulsion particles 7, and is provided with a convex column through hole I110 and a convex column through hole II 111 in an upper-lower symmetrical mode; a sealing plug I5 is arranged on the convex column through hole I110; a sealing plug II 8 is arranged on the convex column through hole II 111; the curing bottle 6 is connected with the rotating shaft 2 through the interface clamp 3;
the curing solvent releasing assembly comprises a control valve 9 and a waste water bottle 10 which can be connected to the convex column through hole I5 through a hose;
a cure solvent replenishment assembly comprising a syringe 12 connectable by a hose to the control valve 9;
a constant temperature water bath 4, and the curing bottle 6 is placed in the constant temperature water bath 4 when rotating.
In the technical scheme, the rotating shaft is arranged on a rotating mechanism of the rotary evaporator, the curing bottles are connected to the rotating shaft through the interface clamp, and a certain amount of W is added into the curing bottles1/O/W2Opening a sealing plug I, connecting a flow control valve and an injector in a sealing manner through a hose, opening a sealing plug II, pushing the injector to inject an external water phase solution into a curing bottle until the curing bottle is full of a cavity, covering the sealing plug II, removing the flow control valve and the injector, covering the sealing plug I, setting the temperature of a constant-temperature water bath kettle, placing the constant-temperature water bath kettle under the curing bottle, adjusting the height of a rotary evaporator to enable one third of a bottle body of the curing bottle to be immersed in the water bath kettle, and curing by rotation1/O/W2The FB solvent in the double emulsion particles continuously diffuses into the external water phase, resulting in W1/O/W2The density of double emulsion particles is reduced when more W is added1/O/W2When the double emulsion particles are suspended at the top of the curing bottle, the constant-temperature water bath kettle is removed, the sealing plug I is opened, and the flow control valve is connected through the hose in a sealing manner; opening the sealing plug II, adjusting the flow control valve to release the internal and external water phases of the curing bottle into the wastewater bottle, and when the height of the external water phase in the curing bottle reaches half of the height of the bottle body, closing the flow control valve and removing the wastewater bottle; the syringe is connected through the hose in a sealing way, the flow control valve is opened, and the syringe is pushed to inject high-purity water into the curing bottle until the chamber is filled with the high-purity water; covering the sealing plug II, removing the flow control valve and the injector, covering the sealing plug I, putting the constant-temperature water bath kettle under the curing bottle, adjusting the height, rotating for curing, and repeating the alternating process of releasing the external water phase and supplementing high-purity water for multiple times until W1/O/W2And (4) suspending the double emulsion particles on the top of the curing bottle, continuously rotating and curing for hours, and then cleaning and drying to obtain the high-quality polystyrene hollow microspheres with high sphericity and low surface roughness.
In the above technical scheme, the rotating mechanism is a rotating motor, which can effectively drive the rotating shaft to rotate, and further drive the curing bottle to rotate.
In the technical scheme, the rotating speed range of a main machine of the rotating mechanism of the rotary evaporator is 10 rpm-150 rpm; the up-down lifting distance of the main machine is 0 mm-140 mm.
In the technical scheme, the rotating shaft is a sealing shaft and made of glass, and one end of the rotating shaft 2 is of a ground trapezoid structure 20; the solidification bottle 6 is provided with a ground trapezoidal cavity 60 matched with the ground trapezoidal structure 20 of the rotating shaft, and by adopting the mode, the solidification bottle can be stably connected with the rotating shaft.
In the technical scheme, the curing bottle is made of transparent glass, and the diameter of the cavity is 150 mm; the aperture range of the convex column through hole I and the convex column through hole II is 2-5mm, and the bottle mouth is designed to be ground.
In the technical scheme, the sealing plug I and the sealing plug II are both chemical corrosion resistant sealing plugs.
In the above technical scheme, the flow control valve is a chemical corrosion resistant flow control valve.
In the above technical scheme, the hose is a polytetrafluoroethylene hose.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (8)
1. A preparation facilities of high-quality polystyrene microballon which characterized in that includes:
the rotating shaft is provided with an upper convex card and a lower convex card; the rotating shaft is connected to a rotating mechanism of the rotary evaporator through an upper convex card and a lower convex card;
the solidification bottle is used for containing W1/O/W2 double emulsion particles, and is provided with a convex column through hole I and a convex column through hole II in an up-down symmetrical mode; a sealing plug I is arranged on the convex column through hole I; a sealing plug II is arranged on the convex column through hole II; the curing bottle is connected with the rotating shaft through the interface clamp;
the curing solvent releasing assembly comprises a control valve and a waste water bottle which can be connected to the convex column through hole I through a hose;
a cure solvent replenishment assembly comprising a syringe connectable to the control valve by a hose;
the constant-temperature water bath kettle is characterized in that the curing bottle is placed in the constant-temperature water bath kettle when rotating.
2. The apparatus for preparing high-quality polystyrene microspheres according to claim 1, wherein the rotating mechanism is a rotating motor.
3. The apparatus for preparing high-quality polystyrene microspheres according to claim 1, wherein the rotation speed of the main machine of the rotation mechanism of the rotary evaporator ranges from 10rpm to 150 rpm; the up-down lifting distance of the main machine is 0 mm-140 mm.
4. The apparatus for preparing high-quality polystyrene microspheres according to claim 1, wherein the rotating shaft is a sealing shaft made of glass, and one end of the rotating shaft has a ground trapezoid structure; and a grinding port trapezoidal cavity matched with the grinding port trapezoidal structure of the rotating shaft is arranged on the curing bottle.
5. The apparatus for preparing high-quality polystyrene microspheres of claim 1, wherein the curing bottle is made of transparent glass and has a cavity diameter of 150 mm; the aperture range of the convex column through hole I and the convex column through hole II is 2-5mm, and the bottle mouth is designed to be ground.
6. The apparatus for preparing high-quality polystyrene microspheres as claimed in claim 1, wherein the sealing plug I and the sealing plug II are both chemical corrosion resistant sealing plugs.
7. The apparatus for preparing high-quality polystyrene microspheres as claimed in claim 1, wherein the control valve is a chemical-corrosion-resistant control valve.
8. The apparatus for preparing high-quality polystyrene microspheres as claimed in claim 1, wherein the hose is a polytetrafluoroethylene hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020205134.8U CN211936859U (en) | 2020-02-25 | 2020-02-25 | Preparation facilities of high-quality polystyrene microballon |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020205134.8U CN211936859U (en) | 2020-02-25 | 2020-02-25 | Preparation facilities of high-quality polystyrene microballon |
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| CN211936859U true CN211936859U (en) | 2020-11-17 |
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| CN202020205134.8U Active CN211936859U (en) | 2020-02-25 | 2020-02-25 | Preparation facilities of high-quality polystyrene microballon |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185128A (en) * | 2020-02-25 | 2020-05-22 | 中国工程物理研究院激光聚变研究中心 | Preparation device and preparation method of high-quality polystyrene microspheres |
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2020
- 2020-02-25 CN CN202020205134.8U patent/CN211936859U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185128A (en) * | 2020-02-25 | 2020-05-22 | 中国工程物理研究院激光聚变研究中心 | Preparation device and preparation method of high-quality polystyrene microspheres |
| CN111185128B (en) * | 2020-02-25 | 2024-06-25 | 中国工程物理研究院激光聚变研究中心 | Preparation device and preparation method of high-quality polystyrene microspheres |
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