CN211537694U - Heating aerosol generating device - Google Patents
Heating aerosol generating device Download PDFInfo
- Publication number
- CN211537694U CN211537694U CN201922324048.9U CN201922324048U CN211537694U CN 211537694 U CN211537694 U CN 211537694U CN 201922324048 U CN201922324048 U CN 201922324048U CN 211537694 U CN211537694 U CN 211537694U
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- CN
- China
- Prior art keywords
- pipeline
- aerosol generating
- generating device
- temperature
- heating
- 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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- 239000000443 aerosol Substances 0.000 title claims abstract description 42
- 238000010438 heat treatment Methods 0.000 title claims abstract description 41
- 229910001220 stainless steel Inorganic materials 0.000 claims description 19
- 239000010935 stainless steel Substances 0.000 claims description 19
- 239000007789 gas Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses a heating aerosol generating device, including the casing, set up cylindrical heating device in the casing, convolute take place the pipeline and the connection of heating device periphery take place the oil storage tank of a pipeline tip, a termination of pipeline takes place the oil storage tank other end is provided with the aerosol export, because the utility model discloses a to take place the pipeline and convolute in the heating device periphery for the pipeline can be rapidly heated up by heating device, reaches the temperature of needs.
Description
Technical Field
The utility model relates to an aerosol field, especially a heating aerosol generating device.
Background
High efficiency and ultra high efficiency filters are key components in clean room environmental control systems. In order to ensure the quality of the clean room environment, it is necessary to ensure that not only the filter is intact during the manufacturing process, but also the filter is properly assembled after being installed on site, so that no leakage occurs. The aerosol generator and the aerosol photometer form a set of complete detection system for measuring the performance of the filter and the performance of the filter after installation; they have important applications in the field of clean rooms.
After the clean room engineering is completed, the sealing performance and the filtering performance of each filter need to be detected, and the filter leakage is prevented from affecting the quality of the clean environment. An aerosol generator is placed at the inlet of the central ventilation system, 20-100 microgram/liter of aerosol particles are generated at the upstream of each filter, then the outlet of each filter is scanned by a photometer in turn, and whether leakage exists is judged according to the detection result. The method can detect each filter by only moving the photometer, and has convenient detection and high efficiency. However, the requirements for aerosol generators are relatively high and it is necessary to ensure that the concentration of aerosol particles upstream of each filter is between 20 and 100 micrograms/litre.
However, the conventional aerosol generating device generally has a drawback that the concentration of generated aerosol is not stable, or the speed of generated aerosol is slow, and a preheating time of several tens of minutes is required.
Thus, there is a need for a rapid and stable aerosol generating device.
Disclosure of Invention
The utility model aims at providing a fast stable aerosol that produces is generating device.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a heating aerosol generating device, includes the casing, sets up columnar heating device in the casing, convolutes the pipeline and the connection take place of heating device periphery the oil storage tank of pipeline tip takes place, a tip connection of pipeline takes place the oil storage tank other end is provided with the aerosol export.
Preferably, a thermal insulation layer is arranged in the shell.
Preferably, the housing comprises an upper housing, a lower housing and a cavity between the upper housing and the lower housing, the heating device and the generating duct being disposed in the cavity.
Preferably, the heating device is a cylindrical heating rod, and the generating pipeline is spirally wound on the heating rod.
Preferably, the generation conduit is a stainless steel capillary.
Preferably, it further comprises a temperature sensor for detecting the temperature of the surface of the generation pipe.
Further preferably, the heating device further comprises a temperature controller connected with the temperature sensor and the heating device, and the temperature controller adjusts the heating amount of the heating device according to the temperature acquired by the temperature sensor.
Preferably, the oil storage tank is connected with a compressed gas generator, and the compressed gas generator generates compressed gas to extrude the liquid in the oil storage tank into the generation pipeline.
Further preferably, the compressed gas generated by the compressed gas generator is an inert gas.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. because the utility model discloses a to take place the pipeline and convolute in the heating device periphery for take place the pipeline and can be heated up rapidly by heating device, reach the temperature that needs.
Because the utility model discloses a control the temperature of stainless steel capillary, can control the size formation process of aerosol particle, through the flow of the oil of control entering stainless steel capillary, can control the concentration that the aerosol particle produced.
Because the utility model discloses an inside and outside temperature of heat preservation isolation of casing, temperature sensor reflects the temperature of capillary in real time, does not have the delay and the hysteresis of temperature, can carry out accurate control to the temperature. The accuracy of the particles produced by the aerosol generator is improved.
Drawings
FIG. 1 is a perspective view of an embodiment;
FIG. 2 is a schematic perspective view of a stainless steel capillary tube;
FIG. 3 is a schematic diagram of the internal structure of the embodiment;
fig. 4 is a schematic diagram of the embodiment.
In the above drawings: 1. a housing; 11. an upper housing; 12. a lower housing; 2. a heating rod; 3. a stainless steel capillary tube; 4. a temperature sensor; 5. a temperature controller; 6. an oil storage tank; 7. a compressed gas generator; 8. a power source; 9. an oil quantity regulating valve; 10. and (4) controlling the valve.
Detailed Description
The invention will be further described with reference to the embodiments shown in the drawings to which:
referring to figures 1-2 of the drawings, a heated aerosol generating device comprises a housing 1 having a thermally insulating layer, a heating device, a generating conduit and a temperature sensor 4 disposed within the housing 1.
Specifically, the heating device is a cylindrical heating rod 2, and the generation pipe is spirally wound on the heating rod 2. The generating pipeline is a stainless steel capillary 3, and the diameter of the generating pipeline is less than or equal to 1 mm.
The temperature sensor 4 is arranged on the surface of the stainless steel capillary 3 and used for monitoring the temperature of the surface of the stainless steel capillary 3 in real time. The temperature data monitored by the temperature sensor 4 is transmitted to the temperature controller 5, the temperature controller 5 adjusts the heating amount of the heating rod 2 according to the temperature acquired by the temperature sensor 4, and the temperature sensor 4 and the temperature controller 5 in the embodiment can directly purchase the appropriate type according to the specific needs.
Furthermore, the housing 1 comprises an upper housing 11, a lower housing 12 and a cavity between the upper housing 11 and the lower housing 12, in which cavity the heating rod 2 and the generation conduit are arranged. The upper shell 11 and the lower shell 12 are both provided with heat insulation layers, and proper heat insulation layer materials and thicknesses are selected, so that when the temperature of the interior of the shell 1 is high at about 400 ℃, the surface of the shell 1 can still be kept in a normal temperature state.
In the present embodiment, one end of the stainless steel capillary tube 3 is connected to the aerosol outlet, the other end is connected to the oil storage tank 6, and the compressed gas generator 7 injects an inert compressed gas (nitrogen, helium, carbon dioxide, or the like) into the oil storage tank 6 to press the liquid in the oil storage tank 6 into the stainless steel capillary tube 3.
See fig. 3 for a schematic illustration. The heating rod 2 is connected with a power supply 8 through a temperature controller 5, an oil quantity regulating valve 9 is arranged between the oil storage tank 6 and the stainless steel capillary tube 3, and a control valve 10 is arranged between the oil storage tank 6 and the compressed gas generator 7.
The liquid is heated and gasified rapidly after entering the stainless steel capillary 3, and is continuously heated through the stainless steel capillary 3 until the temperature of the liquid is the same as that of the stainless steel capillary 3, then the high-temperature gas is sprayed out through the aerosol outlet and meets the air at normal temperature, the temperature of the oil gas is reduced suddenly, and the oil gas is condensed to form aerosol particles.
The flow of the liquid entering the stainless steel capillary 3 can be controlled through the control valve 10 and the oil quantity regulating valve 9, and the concentration of the generated aerosol particles can be controlled; the temperature of the stainless steel capillary 3 can be controlled by the temperature controller 5 and the temperature sensor 4, so that the size formation process of aerosol particles can be controlled.
Due to the application of the technical scheme, compared with the prior art, the embodiment has the following advantages:
1. because the utility model discloses a to take place the pipeline and convolute in the 2 peripheries of heating rod for take place the pipeline and can be heated up rapidly by heating rod 2, reach the temperature of needs.
Because the utility model discloses a control stainless steel capillary 3's temperature, can control aerosol particle's size formation process, through the flow of the oil of control entering stainless steel capillary 3, can control the concentration that aerosol particle produced.
Because the utility model discloses an inside and outside temperature of casing 1's heat preservation isolation, temperature sensor 4 reflects the temperature of capillary in real time, does not have the delay and the hysteresis of temperature, can carry out accurate control to the temperature. The accuracy of the particles produced by the aerosol generator is improved.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (9)
1. A heated aerosol generating device, comprising: the aerosol generating device comprises a shell, a columnar heating device arranged in the shell, a generating pipeline wound on the periphery of the heating device and an oil storage tank connected with one end of the generating pipeline, wherein one end of the generating pipeline is connected with the other end of the oil storage tank and an aerosol outlet is formed in the other end of the oil storage tank.
2. A heated aerosol generating device according to claim 1, wherein: a heat insulation layer is arranged in the shell.
3. A heated aerosol generating device according to claim 1, wherein: the shell comprises an upper shell, a lower shell and a cavity between the upper shell and the lower shell, and the heating device and the generating pipeline are arranged in the cavity.
4. A heated aerosol generating device according to claim 1, wherein: the heating device is a cylindrical heating rod, and the generating pipeline is spirally wound on the heating rod.
5. A heated aerosol generating device according to claim 1, wherein: the generating pipeline is a stainless steel capillary.
6. A heated aerosol generating device according to claim 1, wherein: it also includes a temperature sensor that detects the temperature of the surface of the generator conduit.
7. A heated aerosol generating device according to claim 6, wherein: the temperature control device is connected with the temperature sensor and the heating device, and the temperature controller adjusts the heating quantity of the heating device according to the temperature acquired by the temperature sensor.
8. A heated aerosol generating device according to claim 1, wherein: the oil storage tank is connected with a compressed gas generator, the compressed gas generator generates compressed gas, and liquid in the oil storage tank is squeezed into the generation pipeline.
9. A heated aerosol generating device according to claim 8, wherein: the compressed gas generated by the compressed gas generator is inert gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922324048.9U CN211537694U (en) | 2019-12-23 | 2019-12-23 | Heating aerosol generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922324048.9U CN211537694U (en) | 2019-12-23 | 2019-12-23 | Heating aerosol generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211537694U true CN211537694U (en) | 2020-09-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922324048.9U Expired - Fee Related CN211537694U (en) | 2019-12-23 | 2019-12-23 | Heating aerosol generating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211537694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110935404A (en) * | 2019-12-23 | 2020-03-31 | 江苏苏净集团有限公司 | Heating aerosol generating device |
-
2019
- 2019-12-23 CN CN201922324048.9U patent/CN211537694U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110935404A (en) * | 2019-12-23 | 2020-03-31 | 江苏苏净集团有限公司 | Heating aerosol generating device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200922 |