CN201031206Y - Aerosol atomising device - Google Patents
Aerosol atomising device Download PDFInfo
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- CN201031206Y CN201031206Y CNU2006201518339U CN200620151833U CN201031206Y CN 201031206 Y CN201031206 Y CN 201031206Y CN U2006201518339 U CNU2006201518339 U CN U2006201518339U CN 200620151833 U CN200620151833 U CN 200620151833U CN 201031206 Y CN201031206 Y CN 201031206Y
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- pyrolysis
- generation chamber
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- atomisation
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Abstract
The utility model relates to an aerosol atomizing device for preparing sub-micron-class or nanometer-class ceramic granules, and comprises a pulsed air-pressure atomization producing device, a blower, a flame generator, an ultrasonic wave atomizing device, a centrifugal pump, a collosol container, a powder collector, and a pipeline. The utility model is characterized in that a atomizing system, a pyrolysis system, and a collecting system are respectively formed, the atomizing portion has two independent or combined choices of the pulsed air-pressure type and an ultrasonic wave activation type, the pyrolysis portion has two independent or combined choices of the high-temperature air-flow body and the flame ignition, and the collecting portion has two modes of the first class collection and the second class collection. The utility model has the advantages that when the collosol which contains nanometer granules is atomized, the atomization is smoothly carried on, the gel granules which are formed after water is evaporated can be stripped when the flight passes the heating zone, and the nanometer-class and the sub-micron-class small granules in the gel granules can be effectively blocked for being collected.
Description
[technical field]
The utility model relates to nanometer, the micron order ceramic powder prepares manufacture field, especially a kind of multifunctional spray pyrolytic aerosol atomisation unit.
[background technology]
In the technology of preparing of polycomponent ceramic systems; tradition solid-phase synthesis uneven components, firing temperature height; the aqueous solution precipitator method and sol-gel method dewatering efficiency are low; in order to overcome these deficiencies, the auxiliary atomizing pyrolysis method of salts solution becomes one of important technology of scale preparation advanced ceramics material gradually.The atomizing pyrolysis method is before high temperature solid state reaction, through comparing the demulcent chemical reaction process reactant is prepared into solution, colloidal solution, suspended substance etc. earlier, make between the reactant fully with molecule or nanoparticle state uniform mixing, and then carry out high-temperature chemical reaction apace, can obtain chemistry and learn the phosphor particle pure, that thing is mutually single, granularity is tiny, distribution is concentrated, pattern is good.
But in the atomization process of the sol system that contains nano particle, the gel particle of acquisition, particularly small-particle are taken out of by the gas stream of water vapor and decomposition in flight course easily, can not effective collection; Adding hot air temperature and can only reaching the adhesive water evaporation that allows in the colloidal sol of common atomisation unit can not make the crystallization moisture of the compound that crystallizes out remove fully, causes final Low fire ceramic particulate size and pattern effectively not to control.
Therefore, need to improve atomisation unit, unobstructed when making the colloidal sol atomizing that contains nano particle; The gel particle that water evaporation back forms can be removed in flying through the process of heating zone; Nano level in the gel particle and submicron order small-particle can effectively be stopped and be collected.
[summary of the invention]
The purpose of this utility model is intended to overcome prior art problems, and discloses a kind of aerosol atomisation unit that collects atomizing, pyrolysis and the every function of gathering system.
The technical solution of the utility model is a kind of aerosol atomisation unit of design, comprise pulse air pressure type mist generating device, gas blower, flame generating means, supersonic atomizer, impeller pump, the container of colloidal sol, powder collector and pipeline is characterized in that forming respectively atomizing, pyrolysis and gathering system;
Said atomization system is the sol-gel container, by pipeline through impeller pump, a supersonic atomizer and a pulse air pressure type mist generating device of being parallel-connected to again;
Said pyrolysis system has a tubulose pyrolysis generation chamber that is provided with heating unit, is connected with a heating air blast diffuser that is provided with heating unit and purifier on pipeline at pyrolysis generation chamber top; And on the sidewall at the close top of tubulose pyrolysis generation chamber, a flame generating means is set also; And the outlet of the supersonic atomizer of atomization system and pulse air pressure type mist generating device is connected the top of the flame generating means of pyrolysis generation chamber;
Said gathering system is in the pyrolysis generation chamber bottom of pyrolysis system a powder collector to be set.
The utility model has the advantages that: unobstructed when making the colloidal sol atomizing that contains nano particle; The gel particle that water evaporation back forms can be removed in flying through the process of heating zone; Nano level in the gel particle and submicron order small-particle can effectively be stopped and be collected.
[description of drawings]
Fig. 1 is the structural representation of aerosol atomisation unit.
[embodiment]
Below in conjunction with accompanying drawing structure composition of the present utility model and principle of work are described in further detail.
The aerosol atomisation unit is by pulse air pressure type mist generating device 3, gas blower 4,6, and flame generating means 8, supersonic atomizer 7, impeller pump 13, the container 14 of colloidal sol, powder collector 15,16 and pipeline etc. are formed atomizing, pyrolysis and gathering system.Wherein:
Said atomization system is collosol container 14, by pipeline through impeller pump 13, a supersonic atomizer 7 and a pulse air pressure type mist generating device 3 of being parallel-connected to again.Atomization system is equipped with valve 1 on the pipeline in supersonic atomizer and pulse air pressure type mist generating device the place ahead.At pulse air pressure type mist generating device a gas pulses producer 2 (air compressor) is arranged.
Said pyrolysis system has a tubulose pyrolysis generation chamber 10 that is provided with heating unit, and heating unit is to twine high-power hot water radiation wire 11 outside the tubulose generation chamber.Be connected with a heating air blast diffuser that is provided with heating unit 5 and purifier 6 on pipeline at pyrolysis generation chamber top, the heating unit that heating air blast diffuser is provided with on pipeline is to twine hot water radiation wire.And on the sidewall at the close top of tubulose pyrolysis generation chamber, flame generating means 8 is set, the fuel of flame generating means uses hydrogen (steel cylinder 9).The top and the bottom of the pyrolysis generation chamber of pyrolysis system are all tapered; Its conical top center is provided with the outlet of pulse air pressure type mist generating device; Its tapered middle is provided with the outlet of heating air blast diffuser; Its conical lower portion is provided with the outlet of supersonic atomizer.
Said gathering system is in the pyrolysis generation chamber bottom of pyrolysis system a powder collector 15 to be set.Also be connected with a pipeline that porcelain filter 12 is housed in pyrolysis generation chamber bottom sides, be provided with one second powder collector in the bottom at the pipeline place of turning back.
Principle of work of the present utility model as shown in Figure 1, sol-gel is drawn into pulse air pressure type mist generating device 3 by whizzer 13 or to supersonic atomizer 7 from container 14, in the atomization system pulse air pressure type and ultrasonic wave intensify two kinds of forms of formula can independence or combination selection use.Sol-gel drop after the atomizing will be by pyrolysis.Pyrolysis has two kinds of realization approach: a kind of is the temperature flowing gas that 6 air that come out are formed by hot water radiation wire 5 heating backs in the purifier; Another kind is a flame generating unit 8, and High Temperature Gas fluid and flame calcination two kinds can independence or combination selection uses.Further pyrolysis can be passed through hot water radiation wire 11 10 li realizations in pyrolysis storehouse/chamber.Powder after the pyrolysis is received by the powder collector 15 and second powder collector.The porcelain filter that is positioned at the exit can be stopped trickle powder effectively.
Claims (8)
1. an aerosol atomisation unit comprises air compressor, pulse air pressure type mist generating device, gas blower, flame generating means, supersonic atomizer, flame generating means, impeller pump, the container of colloidal sol, powder collector and pipeline is characterized in that forming respectively atomizing, pyrolysis and gathering system;
Said atomization system is collosol container, by pipeline through impeller pump, a supersonic atomizer and a pulse air pressure type mist generating device of being parallel-connected to again;
Said pyrolysis system has a tubulose pyrolysis generation chamber that is provided with heating unit, is connected with a heating air blast diffuser that is provided with heating unit and purifier on pipeline at pyrolysis generation chamber top; And on the sidewall at the close top of tubulose pyrolysis generation chamber, a flame generating means is set also; And the outlet of the supersonic atomizer of atomization system and pulse air pressure type mist generating device is connected the top of the flame generating means of pyrolysis generation chamber;
Said gathering system is in the pyrolysis generation chamber bottom of pyrolysis system a powder collector to be set.
2. according to the described aerosol atomisation unit of claim 1, it is characterized in that said atomization system is equipped with valve on the pipeline in supersonic atomizer and pulse air pressure type mist generating device the place ahead.
3. according to claim 1 or 2 described aerosol atomisation units, it is characterized in that said atomization system has a gas pulses producer at pulse air pressure type mist generating device.
4. according to the described aerosol atomisation unit of claim 1, it is characterized in that the heating unit of the pyrolysis generation chamber of said pyrolysis system, is to twine high-power hot water radiation wire outside the tubulose generation chamber.
5. according to claim 1 or 4 described aerosol atomisation units, it is characterized in that the top and the bottom of pyrolysis generation chamber of said pyrolysis system is all tapered; Its conical top center is provided with the outlet of pulse air pressure type mist generating device; Its tapered middle is provided with the outlet of heating air blast diffuser; Its conical lower portion is provided with the outlet of supersonic atomizer.
6. according to the described aerosol atomisation unit of claim 5, it is characterized in that the heating unit that said heating air blast diffuser is provided with is to twine hot water radiation wire on pipeline.
7. according to claim 1 or 4 described aerosol atomisation units, it is characterized in that the fuel of said flame generating means uses hydrogen.
8. according to the described aerosol atomisation unit of claim 1, it is characterized in that said gathering system also is connected with a pipeline that porcelain filter is housed in pyrolysis generation chamber bottom sides, be provided with one second powder collector in the bottom at the pipeline place of turning back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201518339U CN201031206Y (en) | 2006-12-18 | 2006-12-18 | Aerosol atomising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201518339U CN201031206Y (en) | 2006-12-18 | 2006-12-18 | Aerosol atomising device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201031206Y true CN201031206Y (en) | 2008-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201518339U Expired - Fee Related CN201031206Y (en) | 2006-12-18 | 2006-12-18 | Aerosol atomising device |
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| CN (1) | CN201031206Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009012A (en) * | 2010-03-31 | 2011-04-13 | 范维林 | Liquid atomized aerosol generating device with temperature control |
| CN102909392A (en) * | 2011-08-05 | 2013-02-06 | 陕西兴化化学股份有限公司 | Atomization and pyrolysis equipment for carbonyl iron powders |
| CN103353411A (en) * | 2013-06-27 | 2013-10-16 | 西北核技术研究所 | Quasi monodisperse nanometer aerosol generation system |
| WO2022147661A1 (en) * | 2021-01-05 | 2022-07-14 | 深圳麦克韦尔科技有限公司 | Atomizing device, aerosol generation method, and medical atomizing device |
-
2006
- 2006-12-18 CN CNU2006201518339U patent/CN201031206Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009012A (en) * | 2010-03-31 | 2011-04-13 | 范维林 | Liquid atomized aerosol generating device with temperature control |
| CN102009012B (en) * | 2010-03-31 | 2012-10-24 | 范维林 | Liquid atomized aerosol generating device with temperature control |
| CN102909392A (en) * | 2011-08-05 | 2013-02-06 | 陕西兴化化学股份有限公司 | Atomization and pyrolysis equipment for carbonyl iron powders |
| CN103353411A (en) * | 2013-06-27 | 2013-10-16 | 西北核技术研究所 | Quasi monodisperse nanometer aerosol generation system |
| CN103353411B (en) * | 2013-06-27 | 2015-05-27 | 西北核技术研究所 | Quasi monodisperse nanometer aerosol generation system |
| WO2022147661A1 (en) * | 2021-01-05 | 2022-07-14 | 深圳麦克韦尔科技有限公司 | Atomizing device, aerosol generation method, and medical atomizing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080305 Termination date: 20101218 |