CN104645903A - Aerosol generating device - Google Patents
Aerosol generating device Download PDFInfo
- Publication number
- CN104645903A CN104645903A CN201310577149.1A CN201310577149A CN104645903A CN 104645903 A CN104645903 A CN 104645903A CN 201310577149 A CN201310577149 A CN 201310577149A CN 104645903 A CN104645903 A CN 104645903A
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- CN
- China
- Prior art keywords
- pipeline
- aerosol
- liquid
- gas
- generating device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/0095—Preparation of aerosols
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
- B01F23/211—Methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
Abstract
The invention provides an aerosol generating device, comprising a gas pipeline, a liquid pipeline and an aerosol pipeline. A gas outlet is arranged in the pipe wall of the gas pipeline; the gas pipeline is communicated with the end opening located at the first end of the aerosol pipeline through the gas outlet; the pipe wall of the aerosol pipeline is provided with a liquid inlet; the liquid pipeline is communicated the aerosol pipeline through the liquid inlet; the diameter of the gas pipeline is greater than the diameter of the aerosol pipeline; the diameter of the aerosol pipeline is greater than the diameter of the gas outlet; and the liquid inlet is close to the first end. According to the aerosol generating device, high pressure gas first passes through the gas pipeline at first, then through the gas outlet with a small diameter and finally through the aerosol pipeline; because of high pressure of the gas, the flow rate at the small outlet increases sharply, cross section increases from the small outlet to the aerosol pipeline, so siphonage is generated, which allows medicinal liquid to be sucked from the liquid pipeline to places surrounding air flow; and the high-speed air flow cuts the liquid into particles of various sizes and ejects the particles out at a high speed, thereby forming aerosol.
Description
Technical field
The present invention relates to aerosol generation technique field, particularly relate to a kind of aerosol generating device.Can be used for sucking toxicity Drug safety assessment, agricultural chemicals acute toxicity suction experimental study, the various disease model building animal and its curative effect of medication experimental study, atmosphere pollution to the research etc. of animal breath systematic influence.
Background technology
Inhalation toxicology be research can inhalation (inhalatio) body toxic action is occurred, development and the various conditions eliminated, rule and mechanism and to carrying out a science of hazard assessment by inhalation (inhalatio).Its professional research contents mainly contains: the physicochemical property of various material in air; The fundamental biological knowledge of respiratory tract; Inhalation (inhalatio) deposition in vivo and delay and and body in important system, interaction between organ; These interactions how to cause disease to produce.
Along with international inhalation toxicology research is increasingly active, lot of domestic experts has also been fully recognized that the significance of inhalation toxicology.The kind of research poisonous substance more reaches and comprises chlorine, desert dirt, unsymmetric dimethyl hydrazine, Diesel Exhaust, Vehicle Exhaust Particulate etc. more than tens and plant; The index analyzed has that the enzyme histochemistry of rat sense of smell mucosal toxicity changes, the change of various enzyme in lung-douching fluid, spleen NK cell and tens kinds, K cell, liver granule calcium pump, blood platelet etc.
Summary of the invention
The object of the invention is to provide a kind of aerosol generating device, solving the technical problem of the existing aerocolloidal generation for sucking toxicological experiment.
To achieve these goals, the invention provides a kind of aerosol generating device, wherein, comprise gas piping, liquid line and aerosol pipeline; The tube wall of described gas piping is provided with gas vent, and described gas piping is communicated with by the open-ended of first end of described gas vent with described aerosol pipeline; The tube wall of described aerosol pipeline is provided with liquid-inlet, and described liquid line is by described liquid-inlet and described aerosol pipeline connection; The diameter of described gas piping is greater than the diameter of described aerosol pipeline, and the diameter of described aerosol pipeline is greater than the diameter of described gas vent, and described liquid-inlet is near described first end.
Further, described gas vent and described first end open-ended between be provided with gas exit line, the diameter of described gas exit line is less than or equal to the diameter of described gas vent.
Further, described gas piping and described liquid line be arranged in parallel, and described gas piping is vertical with described aerosol pipeline to be arranged.
Further, described gas vent is multiple, is distributed on the same circumference place of described gas piping; Described aerosol pipeline is multiple.
Further, the liquid tank for contain fluid and liquid tank end cap is also comprised; Described liquid tank end cap is provided with aerosol outlet; Described liquid line and described aerosol pipeline are arranged on the inside of described liquid tank.
Further, also comprise pipeline body, described pipeline body is used for arranging described gas piping, described aerosol pipeline and described liquid line; Described gas piping is connected with gas inlet pipe by gas thread; Described gas inlet pipe is arranged on described liquid tank end cap.
Further, also comprise liquid supplying pipeline, one end of described liquid supplying pipeline is arranged on described liquid tank end cap, and the other end of described liquid supplying pipeline is arranged on described pipeline body.
Further, described liquid tank is circular cylindrical cavity, described gas piping and described circular cylindrical cavity coaxial line.
Aerosol generating device of the present invention because gases at high pressure are first through gas piping, after the gas vent of minor diameter, through aerosol pipeline; Because gas pressure is large, can sharply raise, from osculum to aerosol pipeline at the flow velocity of osculum, cross section increases, and produces siphonage, liquid is drawn onto around air-flow from liquid line, air-flow at a high speed cuts into the particle of all size liquid and sprays at a high speed, forms aerosol.Solve the technical problem of the existing aerocolloidal generation for sucking toxicological experiment.
Further, aerosol generating device of the present invention is by arranging liquid tank, and the bulky grain drop cannot sent with air-flow drops in the liquid inside liquid tank, and circulation just produces aerosol again, can recycle, and improves raw material availability.
Further, aerosol generating device of the present invention is arranged by the periphery being arranged on gas piping and evenly arranges many liquid lines, make the liquid that mutually merges and air-flow evenly, be conducive to the stable of aerosol concentration.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present invention with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the schematic elevational view of aerosol generating device according to an embodiment of the invention;
Fig. 2 be according in Fig. 1 along the sectional view in A-A direction;
Fig. 3 is the partial enlarged drawing at B place in Fig. 2;
Fig. 4 is the schematic perspective view of the aerosol generating device shown in Fig. 1;
Reference numeral: pipeline body 20, gas piping 21, liquid line 22, aerosol pipeline 23, gas exit line 24, gas vent 25, inlet 26, liquid tank 30, liquid tank end cap 40, aerosol outlet 41, gas inlet pipe 50, liquid supplying pipeline 60.
Detailed description of the invention
According to hereafter by reference to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.
As shown in Figures 1 to 4, aerosol generating device generality can comprise gas piping 21, liquid line 22 and aerosol pipeline 23; The tube wall of gas piping 21 is provided with gas vent 25, gas piping 21 is communicated with the open-ended of first end of aerosol pipeline 23 by gas vent 25, the open-ended aerosol for exporting generation of the second end of aerosol pipeline 23; The tube wall of aerosol pipeline 23 is provided with liquid-inlet, and liquid line 22 is communicated with aerosol pipeline 23 by liquid-inlet; The diameter of gas piping 21 is greater than the diameter of aerosol pipeline 23, and the diameter of aerosol pipeline 23 is greater than the diameter of gas vent 25, and liquid-inlet is near first end.
Aerosol generating device of the present invention because gases at high pressure are first through gas piping, after the gas vent of minor diameter, through aerosol pipeline; Because gas pressure is large, can sharply raise, from osculum to aerosol pipeline at the flow velocity of osculum, cross section increases, and produces siphonage, liquid is drawn onto around air-flow from liquid line, air-flow at a high speed cuts into the particle of all size liquid and sprays at a high speed, forms aerosol.Solve the technical problem of the existing aerocolloidal generation for sucking toxicological experiment.
In another one embodiment of the present invention, gas piping 21 and liquid line 22 be arranged in parallel, and gas piping 21 is vertical with aerosol pipeline 23 to be arranged.Gas vent 25 and first end open-ended between be provided with gas exit line 24, the diameter of gas exit line 24 is less than or equal to the diameter of gas vent 25.Increase gas exit line 24, make from gas vent 25 flow direction of gas out and the axis being parallel of aerosol pipeline 23, when preventing from directly entering aerosol pipeline 23, the uncertainty in direction, easily forms eddy current, affects aerocolloidal generation.
In another one embodiment of the present invention, gas vent 25 is multiple, is distributed on the same circumference place of gas piping 21; Then aerosol pipeline 23 is multiple, produces aerosol from multiple aerosol pipeline 23 simultaneously, and the flow velocity at each gas vent 23 place is consistent, and the aerosol concentration of generation is consistent, raises the efficiency.Aerosol generating device of the present invention is arranged by the periphery being arranged on gas piping and evenly arranges many liquid lines, make the liquid that mutually merges and air-flow evenly, be conducive to the stable of aerosol concentration.
In another one embodiment of the present invention, aerosol generating device also comprises liquid tank 30 for contain fluid and liquid tank end cap 40, is fixedly connected with by screw thread; Liquid tank end cap 40 is provided with aerosol outlet 41; Liquid line 22 and aerosol pipeline 23 are arranged on the inside of liquid tank 30, and the open-ended internal cavities by liquid tank 30 of the second end of aerosol pipeline 23 is connected with aerosol outlet 41.Aerosol generating device of the present invention is by arranging liquid tank, and the bulky grain drop cannot sent with air-flow drops in the liquid inside liquid tank, and circulation just produces aerosol again, can recycle, and improves raw material availability.Liquid tank 30 is circular cylindrical cavity, and gas piping 21 and circular cylindrical cavity coaxial line, this kind of project organization is simple, compact.
In another one embodiment of the present invention, aerosol generating device also comprises pipeline body 20 and liquid supplying pipeline 60, and pipeline body 20 is for arranging gas piping 21, aerosol pipeline 23 and liquid line 22; Gas piping 21 is connected with gas inlet pipe 50 by gas thread; Gas inlet pipe 50 is arranged on liquid tank end cap 40.One end of liquid supplying pipeline 60 is arranged on liquid tank end cap 40, and the other end of liquid supplying pipeline 60 is arranged on pipeline body 20, inlet 26 place leading to liquid line 22 plane on.This kind of setting makes liquid tank end cap 40, liquid supplying pipeline 60, pipeline body 20, gas inlet pipe 50 one-tenth be integrated.When taking off liquid tank end cap 40, also can take off pipeline body 20, structure is simple simultaneously, is convenient to install and change safeguard.
The above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, and under the premise without departing from the principles of the invention, any improvements and modifications made also should be considered as protection scope of the present invention.
Claims (8)
1. an aerosol generating device, is characterized in that, comprises gas piping (21), liquid line (22) and aerosol pipeline (23); The tube wall of described gas piping (21) is provided with gas vent (25), described gas piping (21) is communicated with by the open-ended of first end of described gas vent (25) with described aerosol pipeline (23); The tube wall of described aerosol pipeline (23) is provided with liquid-inlet, and described liquid line (22) is communicated with described aerosol pipeline (23) by described liquid-inlet; The diameter of described gas piping (21) is greater than the diameter of described aerosol pipeline (23), the diameter of described aerosol pipeline (23) is greater than the diameter of described gas vent (25), and described liquid-inlet is near described first end.
2. aerosol generating device according to claim 1, it is characterized in that, described gas vent (25) and described first end open-ended between be provided with gas exit line (24), the diameter of described gas exit line (24) is less than or equal to the diameter of described gas vent (25).
3. aerosol generating device according to claim 1 and 2, it is characterized in that, described gas piping (21) and described liquid line (22) be arranged in parallel, and described gas piping (21) is vertical with described aerosol pipeline (23) to be arranged.
4. aerosol generating device according to claim 3, is characterized in that, described gas vent (25), for multiple, is distributed on the same circumference place of described gas piping (21); Described aerosol pipeline (23) is for multiple.
5. aerosol generating device according to claim 3, is characterized in that, also comprises the liquid tank (30) for contain fluid and liquid tank end cap (40); Described liquid tank end cap (40) is provided with the inside that aerosol outlet (41) described liquid line (22) and described aerosol pipeline (23) are arranged on described liquid tank (30).
6. the aerosol generating device according to claim 4 or 5, it is characterized in that, also comprise pipeline body (20), described pipeline body (20) is for arranging described gas piping (21), described aerosol pipeline (23) and described liquid line (22); Described gas piping (21) is connected with gas inlet pipe (50) by gas thread; Described gas inlet pipe (50) is arranged on described liquid tank end cap (40).
7. aerosol generating device according to claim 6, it is characterized in that, also comprise liquid supplying pipeline (60), one end of described liquid supplying pipeline (60) is arranged on described liquid tank end cap (40), and the other end of described liquid supplying pipeline (60) is arranged on described pipeline body (20).
8. aerosol generating device according to claim 6, is characterized in that, described liquid tank (30) is circular cylindrical cavity, described gas piping (21) and described circular cylindrical cavity coaxial line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310577149.1A CN104645903A (en) | 2013-11-15 | 2013-11-15 | Aerosol generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310577149.1A CN104645903A (en) | 2013-11-15 | 2013-11-15 | Aerosol generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104645903A true CN104645903A (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310577149.1A Pending CN104645903A (en) | 2013-11-15 | 2013-11-15 | Aerosol generating device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104645903A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153113A (en) * | 2016-03-04 | 2017-09-12 | 北京慧荣和科技有限公司 | Convection type VOC quantitative heatings volatilization pipe and convection type VOC quantitative heating volatilization devices |
| CN109266515A (en) * | 2018-09-21 | 2019-01-25 | 中国科学院生态环境研究中心 | A kind of closed aerosol generating device |
| CN109266524A (en) * | 2018-09-21 | 2019-01-25 | 中国科学院生态环境研究中心 | A kind of closed micro-organism aerosol generating apparatus |
| CN109513403A (en) * | 2017-09-19 | 2019-03-26 | 中国人民解放军军事科学院军事医学研究院微生物流行病研究所 | Micro dust aerosol generator |
| CN113070108A (en) * | 2021-03-01 | 2021-07-06 | 清华大学 | Preparation method of patterned hydrogel particles and microfluidic device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5609798A (en) * | 1995-06-07 | 1997-03-11 | Msp Corporation | High output PSL aerosol generator |
| CN203635088U (en) * | 2013-11-15 | 2014-06-11 | 北京慧荣和科技有限公司 | Aerosol generating device |
-
2013
- 2013-11-15 CN CN201310577149.1A patent/CN104645903A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5609798A (en) * | 1995-06-07 | 1997-03-11 | Msp Corporation | High output PSL aerosol generator |
| CN203635088U (en) * | 2013-11-15 | 2014-06-11 | 北京慧荣和科技有限公司 | Aerosol generating device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107153113A (en) * | 2016-03-04 | 2017-09-12 | 北京慧荣和科技有限公司 | Convection type VOC quantitative heatings volatilization pipe and convection type VOC quantitative heating volatilization devices |
| CN109513403A (en) * | 2017-09-19 | 2019-03-26 | 中国人民解放军军事科学院军事医学研究院微生物流行病研究所 | Micro dust aerosol generator |
| CN109513403B (en) * | 2017-09-19 | 2024-03-19 | 中国人民解放军军事科学院军事医学研究院微生物流行病研究所 | Trace dust aerosol generator |
| CN109266515A (en) * | 2018-09-21 | 2019-01-25 | 中国科学院生态环境研究中心 | A kind of closed aerosol generating device |
| CN109266524A (en) * | 2018-09-21 | 2019-01-25 | 中国科学院生态环境研究中心 | A kind of closed micro-organism aerosol generating apparatus |
| CN109266524B (en) * | 2018-09-21 | 2021-07-06 | 中国科学院生态环境研究中心 | Closed microorganism aerosol generating device |
| CN109266515B (en) * | 2018-09-21 | 2021-07-06 | 中国科学院生态环境研究中心 | Closed aerosol generating device |
| CN113070108A (en) * | 2021-03-01 | 2021-07-06 | 清华大学 | Preparation method of patterned hydrogel particles and microfluidic device |
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Application publication date: 20150527 |