CN210747266U - Peripheral non-combustion tobacco heating device and suction device - Google Patents
Peripheral non-combustion tobacco heating device and suction device Download PDFInfo
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- CN210747266U CN210747266U CN201921731826.XU CN201921731826U CN210747266U CN 210747266 U CN210747266 U CN 210747266U CN 201921731826 U CN201921731826 U CN 201921731826U CN 210747266 U CN210747266 U CN 210747266U
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Abstract
The utility model provides a peripheral non-combustion tobacco heating device and a suction device, wherein the peripheral non-combustion tobacco heating device comprises a power supply module; the filling cavity, the phase change material core and the heater are sequentially in contact connection from inside to outside, and the heater is electrically connected with the power supply module; the phase-change material core comprises a heat conduction layer and a phase-change material layer arranged in the heat conduction layer; the heater can heat the heat-conducting layer to through heat-conducting layer heating phase change material layer, with the incombustible type tobacco heating in filling the cavity. The scheme utilizes the high-temperature heat storage characteristic of the phase-change material layer to reduce the heat loss in the cigarette heating process; the constant-temperature heat release of the high-temperature phase-change material is beneficial to the temperature stability in the heating process, and the phase change of the phase-change material is a physical process and can be recycled.
Description
Technical Field
The utility model relates to a heating device field especially relates to a type tobacco heating device and suction device are not burnt to peripheral formula.
Background
Nowadays, with the increase of education degree of people, people have an increased attention on health, and gradually realize the harm of traditional cigarette products to the health. The state prohibits the smoking of traditional cigarettes in high-speed rails, airplanes, crowded places and the like, and the traditional cigarette industry is impacted by the traditional cigarettes.
Researches find that when the heating temperature of the tobacco is about 350 ℃, the effective components in the tobacco can be distilled off, the generation of carcinogens such as aromatic hydrocarbon and the like is greatly reduced, and the risk of human bodies to suck the tobacco is reduced. This also directly contributes to the emergence of non-combustible tobacco when heated. Feimo and Nicotiana japonica companies have led to the introduction of their own products which do not burn when heated in Japan, and once introduced, rapidly occupy the market, once reaching a market share of around 20%.
The patent publication 'CN 104287093B a chemical heating low-temperature cigarette', which provides a mode for heating the low-temperature cigarette by using chemical reaction, comprising chemical reaction action sections which are sequentially connected along the axial direction; a filter screen is arranged between the heating section and the filter tip section; and adopting a threaded connection. The disadvantage of this scheme is that the reaction rate is too fast to control and cannot be reused by using a chemical reaction heat source.
Publication "CN 107427088A apparatus for heating smokable material, articles for use therewith and methods of making articles" provides an apparatus for heating smokable material having a first heater extending along an axis and a second heater spaced therefrom and at least partially surrounding the first heater. This patent utilizes the heating resistor to realize the heating to the cigarette bullet to supply the suction. However, the tobacco is continuously heated during the smoking process, and the heat loss is large.
In view of the above, there is a need for a new peripheral non-combustion tobacco heating device and a new peripheral non-combustion tobacco smoking device, which solve or at least alleviate the above technical drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a peripheral type does not burn type tobacco heating device and suction device aims at solving the unable reuse of heating device or the big technical problem of calorific loss among the conventional art.
To achieve the above object, according to an aspect of the present invention, the present invention provides a peripheral non-combustion type tobacco heating device, including:
a power supply module;
the filling cavity, the phase change material core and the heater are in contact connection from inside to outside in sequence, and the heater is electrically connected with the power supply module;
the phase-change material core comprises a heat conduction layer and a phase-change material layer arranged in the heat conduction layer;
the heater is capable of heating the heat conducting layer and heating the phase change material layer through the heat conducting layer to heat the non-combustible tobacco in the filling chamber.
Preferably, the filling cavity is a cylindrical cavity, the phase-change material core is a cylindrical core, the heater is a cylindrical heater, and the filling cavity, the phase-change material core and the heater are sequentially attached.
Preferably, a heat insulation layer is arranged on one side of the heater, which is far away from the phase change material core body, and covers the surface of the heater.
Preferably, the heat conduction layer includes an inner heat conduction wall and an outer heat conduction wall, the inner heat conduction wall covers an outer wall surface of the filling chamber, the outer heat conduction wall is disposed on an inner wall surface of the heater, and the phase change material layer is disposed between the inner heat conduction wall and the outer heat conduction wall.
Preferably, the phase change material layer comprises an inner phase change material layer, a material interlayer and an outer phase change material layer, and the inner heat conducting wall, the inner phase change material layer, the material interlayer, the outer phase change material layer and the outer heat conducting wall are sequentially distributed from inside to outside.
Preferably, the heat conducting layer is an aluminum heat conducting layer or a copper heat conducting layer.
Preferably, the thermal insulation layer is an aerogel layer, a vacuum thermal insulation layer or a porous ceramic layer.
Preferably, the heater includes a ceramic layer and a heating wire disposed on the ceramic layer.
Preferably, a timer and a vibrator which are connected through signals are further arranged in the power supply module.
According to another aspect of the present invention, there is also provided a smoking device, the smoking device comprises a housing and the above peripheral type incombustible tobacco heating device, the peripheral type incombustible tobacco heating device is disposed in the housing.
In the above technical solution of the present invention, the peripheral non-combustion tobacco heating device comprises a power supply module;
the filling cavity, the phase change material core and the heater are sequentially in contact connection from inside to outside, and the heater is electrically connected with the power supply module; the phase-change material core comprises a heat conduction layer and a phase-change material layer arranged in the heat conduction layer; the heater can heat the heat-conducting layer to through heat-conducting layer heating phase change material layer, with the incombustible type tobacco heating in filling the cavity. The scheme utilizes the high-temperature heat storage characteristic of the phase-change material layer to reduce the heat loss in the cigarette heating process; the constant-temperature heat release of the high-temperature phase-change material is beneficial to the temperature stability in the heating process, and the phase change of the phase-change material is a physical process and can be recycled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a perspective view of an external non-combustion tobacco heating device according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the present invention showing a peripheral non-combustion type tobacco heating apparatus;
FIG. 3 is another cross-sectional view of an embodiment of the present invention of an ambient non-burning tobacco heating apparatus;
fig. 4 is a schematic diagram of an embodiment of a phase change material core according to the present invention;
fig. 5 is a schematic diagram of another embodiment of the phase change material core according to the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | Filling a |
2 | Phase |
| 3 | |
4 | |
| 5 | |
21 | Inner heat-conducting |
| 22 | External |
23 | Phase |
| 231 | Inner phase |
232 | |
| 233 | Outer phase change material layer |
The purpose of the present invention, its functional features and advantages will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as the upper and lower … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Moreover, the technical solutions of the present invention between the various embodiments can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are combined and contradictory or cannot be realized, it should be considered that the combination of the technical solutions does not exist, and the present invention is not within the protection scope of the present invention.
It should be noted that, the direction in the present invention is based on the direction shown in fig. 2, that is, "up, down, horizontal, vertical" in the present invention corresponds to "up, down, horizontal, vertical" direction in fig. 2, respectively.
Referring to fig. 1 to 4, in order to achieve the above objects, according to one aspect of the present invention, there is provided a peripheral non-combustion type tobacco heating apparatus, comprising:
a power supply module 5;
the filling cavity 1, the phase change material core body 2 and the heater 3 are in contact connection from inside to outside in sequence, and the heater 3 is electrically connected with the power supply module 5;
the phase change material core 2 comprises a heat conduction layer and a phase change material layer 23 arranged in the heat conduction layer;
the heater 3 is capable of heating the heat conductive layer and the phase change material layer 23 through the heat conductive layer to heat the non-combustible tobacco within the filling chamber 1.
In the above embodiment, the filling chamber 1 is used for placing the non-combustion tobacco, and the power supply module 5 is used for supplying electric energy to the heater 3 to heat the heater 3. It should be noted that the heat conductive layer is in contact with the heater 3 and the filling chamber 1 at the same time, and the heat conductive layer generates heat to heat the phase change material layer 23 and the non-combustible tobacco at the same time. When the heat conducting layer heats the phase change material layer 23, phase change energy storage of the phase change material is realized when the phase change material reaches a phase change temperature. During pumping, the phase-change material releases heat, the heater 3 stops heating or maintains a low power to heat the phase-change material, and the phase change of the phase-change material is a reversible physical process. In the embodiment, the heat loss in the tobacco heating process is reduced by utilizing the high-temperature heat storage characteristic of the phase-change material layer 23; the constant-temperature heat release of the high-temperature phase-change material is beneficial to the temperature stability in the heating process, and the phase change of the phase-change material is a physical process and can be recycled. The peripheral non-combustion tobacco heating device has the advantages of small heat loss and cyclic utilization. As a preferred implementation of this embodiment, the phase change material core 2 is not limited to one in number in the peripheral non-combustion type tobacco heating device, and may be composed of a plurality of cores to meet the requirements of single or multiple temperature gradients for non-combustion type tobacco heating. Non-burning tobacco is also known as a cartridge.
Further, referring to fig. 1 and 3, the filling chamber 1 is a cylindrical chamber, the phase change material core 2 is a cylindrical core, and the heater 3 is a cylindrical heater. The filling cavity 1, the phase-change material core body 2 and the heater 3 are attached together. The heating of the phase change material core body 2 and the cylindrical cavity can be realized from the whole outer circumferential surface by designing the cylindrical cavity, so that the heating area is increased, and the heat loss can be further reduced.
Referring to fig. 2, a heat insulating layer 4 is provided on the side of the heater 3 away from the phase change material core 2, and the heat insulating layer 4 covers the surface of the heater 3. The material and form of the above-mentioned thermal insulation layer 4 are not limited, and theoretically all materials that can prevent heat from transferring outwards belong to the protection scope of the utility model, such as vacuum insulation layer, high temperature resistant foam board, aerogel material, non-heat conducting ceramic material, high temperature resistant plastic, non-heat conducting nano material, etc.; as some preferred embodiments, aerogel materials, vacuum insulation layers 4 and porous ceramics can be selected as the heat insulation materials.
As a preferable mode of the above embodiment, referring to fig. 4, the heat conduction layer includes an inner heat conduction wall 21 and an outer heat conduction wall 22, the inner heat conduction wall 21 covers the outer wall surface of the filling chamber 1, the outer heat conduction wall 22 is provided on the inner wall surface of the heater 3, and the phase change material layer 23 is provided between the inner heat conduction wall 21 and the outer heat conduction wall 22. In this embodiment, the phase change temperature of the phase change material is 350 ℃, and the heat conducting layer material is preferably copper. The heater 3 is preferably made of ceramic, a heating resistance wire is etched on the inner surface of the ceramic, the temperature can be raised to 380 ℃ in a short time, the phase-change material is fully melted, and the inner surface of the heater 3 is attached to the phase-change heat storage core; the phase change material may be heated to 380 ℃ in advance and the low power heating may be maintained so that the temperature of the phase change material is constant at a certain value. The tobacco is heated to distill off the effective components in the tobacco, greatly reduce the generation of carcinogens such as aromatic hydrocarbon and the like, and reduce the risk of human bodies when smoking the tobacco. The phase-change material layer 23 may be made of sodium carbonate and lithium titanate mixed in a certain ratio, and thus a phase-change material layer having a phase-change temperature of 350 ℃ may be manufactured.
As another preferred implementation of the above embodiment, as shown in fig. 5, the phase change material layer 23 includes an inner phase change material layer 231, a material interlayer 232, and an outer phase change material layer 233, and the inner heat conducting wall 21, the inner phase change material layer 231, the material interlayer 232, the outer phase change material layer 233, and the outer heat conducting wall 22 are sequentially distributed from inside to outside. In this embodiment, the phase change material layer 23 includes an inner phase change material layer 231 and an outer phase change material layer 233, the phase change temperature of the inner phase change material is 200 ℃, the phase change temperature of the outer phase change material layer 233 is 300 ℃, and the heat conduction layer material is preferably high heat conduction stainless steel. The material of the heater 3 is preferably ceramic, and the inner surface is etched with a heating resistance wire, so that the temperature can be raised to more than 200 ℃ in a short time, the heat storage core of the inner phase change material layer 231 is melted, the inner phase change material layer is continuously heated for a period of time for a smoker to eat, and then the temperature is raised to more than 300 ℃, the phase change material layer 23 is melted for the smoker to eat. In this embodiment, the power supply module 5 supplies electric energy to the heater 3, and the temperature is first raised to a temperature higher than the phase transition temperature of the inner phase change material layer 231 to sufficiently melt the phase change material of the inner phase change material layer 231, and the temperature is then raised to a temperature higher than the phase transition temperature of the outer phase change material layer 233 for a certain period of time, thereby heating the non-combustible tobacco.
In addition, the heat conducting layer is an aluminum heat conducting layer or a copper heat conducting layer, and the heat insulating layer 4 is an aerogel layer, a vacuum heat insulating layer 4 or a non-heat conducting porous ceramic layer. The heat conducting layer is made of materials which can prevent the phase change material from leaking and resist high temperature, such as ceramic, stainless steel, copper, iron, aluminum and the like. Preferably, the heat conducting layer material is capable of preventing the phase change material from leaking, is high temperature resistant, has a good heat conductivity coefficient, and can be aluminum or copper.
Further, a timer and a vibrator which are connected through signals are further arranged in the power supply module 5, and additional functions such as temperature control, time reminding, operation prompting and the like can be contained in the power supply module 5. If the preheating is finished for the first preset time, the timer sends a signal to the vibrator to remind a sucker to suck through vibration; after heating for a second preset time, the vibrator vibrates again to remind the aspirator that the suction is completed.
According to another aspect of the present invention, there is also provided a smoking device, comprising a housing and the above-mentioned peripheral non-combustion tobacco heating device, wherein the peripheral non-combustion tobacco heating device is disposed in the housing. The shell is also provided with a cigarette fixed end, the cigarette can be inserted into the cigarette fixed end of the suction device, the switch of the power supply module 5 is turned on, and the phase change material layer 23 is heated for 60s by the heater 3. After the vibrator gives out the vibration prompt, the suction action can be carried out. The phase change constant heat release time is 5min, and the cigarette is taken out after the smoking is finished. Since the smoking device comprises all technical solutions of all embodiments of the peripheral non-combustion type tobacco heating device, at least all the beneficial effects brought by all the embodiments are achieved, and detailed description is omitted.
The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the technical conception of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields.
Claims (10)
1. A peripheral non-combustion tobacco heating apparatus, comprising:
a power supply module;
the filling cavity, the phase change material core and the heater are in contact connection from inside to outside in sequence, and the heater is electrically connected with the power supply module;
the phase-change material core comprises a heat conduction layer and a phase-change material layer arranged in the heat conduction layer;
the heater is capable of heating the heat conducting layer and heating the phase change material layer through the heat conducting layer to heat the non-combustible tobacco in the filling chamber.
2. The peripheral non-combustible tobacco heating apparatus of claim 1 wherein the fill chamber is a cylindrical chamber, the phase change material core is a cylindrical core, the heater is a cylindrical heater, and the fill chamber, phase change material core and heater are sequentially attached.
3. The peripheral non-combustible tobacco heating apparatus of claim 1, wherein a side of the heater remote from the phase change material core is provided with a thermal insulation layer covering a surface of the heater.
4. The peripheral non-combustible tobacco heating apparatus of claim 3, wherein the thermal insulation layer is an aerogel layer, a vacuum insulation layer, or a porous ceramic layer.
5. The peripheral non-combustible tobacco heating apparatus according to any one of claims 1 to 4 wherein the heat conductive layer comprises an inner heat conductive wall covering an outer wall surface of the filling chamber and an outer heat conductive wall disposed on an inner wall surface of the heater, the phase change material layer being disposed between the inner heat conductive wall and the outer heat conductive wall.
6. The peripheral non-combustible tobacco heating device of claim 5, wherein the phase change material layer comprises an inner phase change material layer, a material interlayer and an outer phase change material layer, and the inner heat conducting wall, the inner phase change material layer, the material interlayer and the outer phase change material layer are distributed from inside to outside in sequence.
7. The peripheral non-combustible tobacco heating apparatus of claim 1 wherein the heat conductive layer is an aluminum heat conductive layer or a copper heat conductive layer.
8. The peripheral non-combustible tobacco heating apparatus of claim 1 wherein the heater comprises a ceramic layer and a heating filament disposed on the ceramic layer.
9. The peripheral non-combustible tobacco heating apparatus of claim 1, further comprising a signal-connected timer and vibrator disposed within the power module.
10. A smoking apparatus comprising a housing and a peripheral non-combustible tobacco heating means according to any one of claims 1 to 9, said peripheral non-combustible tobacco heating means being disposed within said housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731826.XU CN210747266U (en) | 2019-10-15 | 2019-10-15 | Peripheral non-combustion tobacco heating device and suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921731826.XU CN210747266U (en) | 2019-10-15 | 2019-10-15 | Peripheral non-combustion tobacco heating device and suction device |
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|---|---|
| CN210747266U true CN210747266U (en) | 2020-06-16 |
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| CN201921731826.XU Active CN210747266U (en) | 2019-10-15 | 2019-10-15 | Peripheral non-combustion tobacco heating device and suction device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110574972A (en) * | 2019-10-15 | 2019-12-17 | 中国科学技术大学先进技术研究院 | Peripheral non-combustion tobacco heating device and suction device |
| WO2023170733A1 (en) * | 2022-03-07 | 2023-09-14 | 日本たばこ産業株式会社 | Aerosol generation system and aerosol generation device |
-
2019
- 2019-10-15 CN CN201921731826.XU patent/CN210747266U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110574972A (en) * | 2019-10-15 | 2019-12-17 | 中国科学技术大学先进技术研究院 | Peripheral non-combustion tobacco heating device and suction device |
| CN110574972B (en) * | 2019-10-15 | 2024-06-21 | 中国科学技术大学先进技术研究院 | Peripheral non-combustion type tobacco heating device and suction device |
| WO2023170733A1 (en) * | 2022-03-07 | 2023-09-14 | 日本たばこ産業株式会社 | Aerosol generation system and aerosol generation device |
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