CN108308719B - Low-temperature smoke heating system - Google Patents
Low-temperature smoke heating system Download PDFInfo
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- CN108308719B CN108308719B CN201810319805.0A CN201810319805A CN108308719B CN 108308719 B CN108308719 B CN 108308719B CN 201810319805 A CN201810319805 A CN 201810319805A CN 108308719 B CN108308719 B CN 108308719B
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- heating
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 128
- 239000000779 smoke Substances 0.000 title claims abstract description 22
- 241000208125 Nicotiana Species 0.000 claims abstract description 37
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims abstract description 37
- 235000019504 cigarettes Nutrition 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims description 9
- 239000000945 filler Substances 0.000 claims description 6
- 239000004519 grease Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000012779 reinforcing material Substances 0.000 claims description 2
- 239000003517 fume Substances 0.000 claims 2
- 239000000126 substance Substances 0.000 abstract description 12
- 230000003014 reinforcing effect Effects 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 3
- 230000000391 smoking effect Effects 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019505 tobacco product Nutrition 0.000 description 1
Landscapes
- Control Of Resistance Heating (AREA)
- Central Heating Systems (AREA)
Abstract
The invention relates to the technical field of low-temperature smoke heating, and discloses a low-temperature smoke heating system which comprises a shell, a heating chamber, a heating module and a temperature control module, wherein the heating chamber is arranged in the shell, and the heating module and the temperature control module are connected with the heating chamber; the heating chamber comprises a shell and a fixed layer arranged in the shell, and an insulating layer is arranged between the shell and the fixed layer. According to the low-temperature smoke heating system provided by the invention, through the action of the temperature sensing device in direct contact with the smoke body and the temperature control module, the work of the heating module is accurately controlled, the tobacco is kept at a lower heated temperature without burning, and the discharge of harmful substances is avoided; the heat of the heating chamber is fully transferred into the cigarette body by dispersing heat conduction reinforcing substances in the cigarette body and reinforcing the heat conduction between the heating chamber and the cigarette body, so that the problems of uneven heating, insufficient heat transfer and the like of low-temperature cigarettes are solved.
Description
Technical Field
The invention relates to the technical field of low-temperature smoke heating, in particular to a low-temperature smoke heating system.
Background
With increasing attention to health and environment, reducing the release amount of harmful components in tobacco becomes an important point in the development of tobacco industry, and a cigarette which is not burnt by heating, namely low-temperature cigarette, is common at present. Unlike traditional cigarettes, the tobacco shreds of the heating non-burning tobacco products are in a heating rather than burning state, so that harmful components generated by high-temperature burning and cracking of traditional tobacco are reduced, harmful components of main stream smoke are reduced, the characteristic feeling of consumer tobacco is met, meanwhile, harm to the consumer is reduced, and the contradiction between smoking and smoking prohibition in public places is relieved to a certain extent. Since low temperature smoke is heated only without burning, control of heating temperature and conduction of heat become key to the generation of tobacco flavor gas.
It is currently common practice to incorporate a smoking agent into the tobacco material, which is often a chemical substance that has the potential to react with substances within the tobacco during heating to produce new harmful substances.
Disclosure of Invention
First, the technical problem to be solved
The invention aims to provide a low-temperature smoke heating system, which aims to solve the problems of uneven low-temperature smoke heating, insufficient heat transfer and unsafe addition of a smoke agent in the prior art.
(II) technical scheme
In order to solve the technical problems, the invention provides a low-temperature smoke heating system, which comprises a shell, a heating chamber, a heating module and a temperature control module, wherein the heating chamber is arranged in the shell, and the heating module and the temperature control module are connected with the heating chamber; the heating chamber comprises a shell and a fixed layer arranged in the shell, and an insulating layer is arranged between the shell and the fixed layer.
The heating module comprises a power supply and heating wires, wherein the heating wires are at least one group, and each group of heating wires is electrically connected with the power supply.
The heating wire is arranged between the heat insulation layer and the fixed layer, is wound on the fixed layer, and is electrically connected with the heating module and the temperature control module.
And heat conduction grease for reducing contact thermal resistance is arranged between the heat preservation layer and the fixing layer.
The heating chamber is characterized in that a top cover is arranged at one end of the heating chamber, a temperature sensing device interface is arranged at the other end of the heating chamber, and the top cover is movably connected to the heating chamber through a spring.
The heating chamber is internally provided with a cigarette body, a plurality of layers of heat conducting clothes are wound on the outer side of the cigarette body, and fillers are arranged between the adjacent heat conducting clothes.
Wherein the filler is a mixture of tobacco material and a thermally conductive reinforcement.
Wherein the mixing ratio of the tobacco material to the heat conduction reinforcing material is 5:1-10:1.
Wherein, the cigarette body is last with temperature sensing device interface matched with one end is provided with the temperature acquisition mouth.
The temperature control module comprises a temperature sensing device, a signal feedback device and a heating wire switch, wherein the temperature sensing device is electrically connected with the signal feedback device to control the opening and closing of the heating wire switch so as to realize temperature control.
(III) beneficial effects
Compared with the prior art, the low-temperature smoke heating system provided by the invention has the advantages that the operation of the heating module is accurately controlled under the action of the temperature control module, so that the tobacco is kept at a lower heated temperature without burning, and the discharge of harmful substances is avoided; the heat of the heating chamber is fully transferred into the cigarette body by dispersing heat conduction reinforcing substances in the cigarette body and reinforcing the heat conduction between the heating chamber and the cigarette body, so that the problems of uneven heating, insufficient heat transfer and the like of low-temperature cigarettes are solved.
Drawings
FIG. 1 is a schematic diagram of a low temperature flue gas heating system according to an embodiment of the present invention;
FIG. 2 is a schematic view of the heating chamber shown in FIG. 1 mated with a smoke body;
FIG. 3 is a schematic view of the heating chamber shown in FIG. 1;
Fig. 4 is a schematic view of the structure of the cigarette body shown in fig. 1;
in the figure, 1-a housing; 2-heating the chamber; 3-tobacco body; 4-a heating module; 5-a temperature control module; 6-heating wires;
21-a housing; 22-an insulating layer; 23-a fixed layer; 24-top cover; 25-a temperature sensing device interface; 26-a spring;
31-a heat conducting coat; 32-filling; 33-temperature collection port.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 4, the invention provides a low-temperature smoke heating system, which comprises a shell 1, a heating chamber 2, a heating module 4 and a temperature control module 5, wherein the heating chamber 2 is arranged in the shell 1, and the heating module 4 and the temperature control module 5 are connected with the heating chamber 2; the heating chamber 2 includes a housing 21 and a fixing layer 23 provided inside the housing 21, and an insulating layer 22 is provided between the housing 21 and the fixing layer 23.
According to the low-temperature smoke heating system provided by the invention, through the action of the temperature sensing device in direct contact with the smoke body and the temperature control module, the work of the heating module is accurately controlled, the tobacco is kept at a lower heated temperature without burning, and the discharge of harmful substances is avoided; the heat of the heating chamber is fully transferred into the cigarette body by dispersing heat conduction reinforcing substances in the cigarette body and reinforcing the heat conduction between the heating chamber and the cigarette body, so that the problems of uneven heating, insufficient heat transfer and the like of low-temperature cigarettes are solved.
Further, the heating module 4 includes a power source and heating wires, and the heating wires 6 are at least one group, and each group of heating wires 6 is electrically connected with the power source. In this embodiment, the power supply is a battery pack, the battery pack is connected with a plurality of heating wires, each heating wire is provided with a heating wire switch, the heating wire switches are controlled by a temperature control module, the plurality of heating wires are spirally arranged in the heating chamber 2, and two ends of the heating wires are connected with the battery pack to obtain electric energy from the battery pack.
Further, the heating wire 6 is disposed between the heat insulation layer 22 and the fixed layer 23, the heating wire 6 is wound on the fixed layer 23, and the heating wire 6 is electrically connected with the heating module 4 and the temperature control module 5. In this embodiment, the heating wire is wound on the fixing layer 23, in order to strengthen the heat conduction between the heating wire and the fixing layer 23, the fixing layer 23 is made of a metal with good heat conduction, such as copper, aluminum, etc., and heat conduction grease is added between the fixing layer 23 and the heating wire to reduce the contact thermal resistance, so as to keep the fixing layer 23 with certain strength and good heat conduction, the thickness of the fixing layer 23 is between 1mm and 1.5 mm; the heat preservation layer 22 wraps the heating wire, reduces heat leakage of the heating wire to the outside, and the base is fixed on one side of the heating chamber 2 and is provided with an interface for installing the temperature sensing device.
Further, a heat conductive grease for reducing contact thermal resistance is disposed between the heat insulating layer 22 and the fixing layer 23.
Further, a top cover 24 is arranged at one end of the heating chamber 2, a temperature sensing device interface 25 is arranged at the other end of the heating chamber 2, and the top cover 24 is movably connected to the heating chamber 2 through a spring 26. By providing the spring 26, after the tobacco body 3 is put into the heating chamber 2, the top cover 24 is put down and the tobacco body 3 is pressed by the spring 26 so as to be in close contact with the temperature sensing device.
Further, a cigarette body 3 is further arranged in the heating chamber 2, a plurality of layers of heat conducting clothes 31 are wound on the outer side of the cigarette body 3, and a filler 32 is arranged between every two adjacent heat conducting clothes 31. Through multilayer heat conduction clothing 31 parcel formation multilayer structure, the heat conduction clothing 31 of the outside and the fixed layer 23 direct contact of heating chamber 2, the heat with the heater strip is gone into tobacco body 3, and outer heat conduction clothing 31 still wholly fixes the tobacco body 3 simultaneously, still can keep the integrality of tobacco body 3 after the heating, conveniently takes out from heating chamber 2.
Specifically, the filler 32 is a mixture of tobacco material and a thermally conductive reinforcement. In the embodiment, the tobacco material and the heat conduction reinforcing substance (such as carbon powder) are mixed in a dispersing way, and the mixing ratio of the tobacco material and the heat conduction reinforcing substance is 5:1-10:1; the multi-layer heat conducting clothes 31 are wrapped to form a multi-layer structure, the heat conducting clothes 31 are made of materials with good heat conduction, such as aluminum foil, tin foil and the like, in order to ensure good heat conduction, the thickness of other heat conducting clothes 31 is between 0.1 and 0.3mm except for the outer side heat conducting clothes 31, the outermost side heat conducting clothes 31 are in direct contact with the fixing layer 23 of the heating chamber 2, the heat of the heating wire is transferred into the tobacco body 3, meanwhile, the outer layer heat conducting clothes 31 also integrally fix the tobacco body 3, the integrity of the tobacco body 3 can be kept after heating, and the tobacco body can be conveniently taken out from the heating chamber 2, so that the thickness of the outermost side heat conducting clothes 31 is between 0.5 and 0.7 mm; the temperature acquisition port is positioned in the middle of the tobacco body 3, and when the tobacco body 3 is placed in the heating chamber, the temperature sensing device is inserted into the temperature acquisition port and is in good contact with the tobacco body 3.
Further, a temperature collection port 33 is provided at one end of the smoke body 3, which is matched with the temperature sensing device interface 25.
Further, the temperature control module 5 includes a temperature sensing device, a signal feedback device and a heater switch, where the temperature sensing device and the signal feedback device are electrically connected to control the on/off of the heater switch to realize temperature control. The temperature sensing device is arranged on the base of the heating chamber 2, when the tobacco body 3 is placed in the heating chamber 2, the temperature sensing device is inserted into the temperature collection port 33 of the tobacco body 3 and is in close contact with the center of the tobacco body 3, when the temperature of the center of the tobacco body 3 exceeds a set value, the switch of one or more groups of heating wires is opened, so that harmful substances generated by overhigh temperature of the tobacco body 3 can be avoided, and when the temperature is lower than the set value, the switch is automatically closed, so that the tobacco body 3 can generate tobacco smell.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (4)
1. The low-temperature smoke heating system is characterized by comprising a shell (1), a heating chamber (2), a heating module (4) and a temperature control module (5), wherein the heating chamber (2) is arranged inside the shell (1), and the heating module (4) and the temperature control module (5) are connected with the heating chamber (2); the heating chamber (2) comprises a shell (21) and a fixed layer (23) arranged in the shell (21), and an insulating layer (22) is arranged between the shell (21) and the fixed layer (23);
one end of the heating chamber (2) is provided with a top cover (24), the other end of the heating chamber (2) is provided with a temperature sensing device interface (25), and the top cover (24) is movably connected to the heating chamber (2) through a spring (26);
The temperature control module (5) comprises a temperature sensing device which is connected to the temperature sensing device interface (25) and is used for being inserted into a temperature acquisition port (33) of the cigarette body (3), and when the top cover (24) is put down, the spring (26) presses the cigarette body (3) to be in close contact with the temperature sensing device;
A cigarette body (3) is further arranged in the heating chamber (2), a plurality of layers of heat conducting clothes (31) are wound on the outer side of the cigarette body (3), and fillers (32) are arranged between the adjacent heat conducting clothes (31);
The filler (32) is a mixture of tobacco material and a thermally conductive reinforcement;
the mixing ratio of the tobacco material to the heat conduction reinforcing material is 5:1-10:1;
one end of the cigarette body (3) matched with the temperature sensing device interface (25) is provided with a temperature acquisition port (33);
The temperature control module (5) further comprises a signal feedback device and a heating wire switch, and the temperature sensing device is electrically connected with the signal feedback device to control the opening and closing of the heating wire switch to realize temperature control.
2. A low temperature fume heating system according to claim 1, characterized in that said heating module (4) comprises a power source and heating wires, said heating wires (6) being in at least one group, each group of said heating wires (6) being electrically connected to said power source.
3. The low-temperature smoke heating system according to claim 2, characterized in that the heating wire (6) is arranged between the heat insulation layer (22) and the fixing layer (23), the heating wire (6) is wound on the fixing layer (23), and the heating wire (6) is electrically connected with the heating module (4) and the temperature control module (5).
4. A low temperature fume heating system according to claim 3, characterized in that a heat conducting grease for reducing the contact thermal resistance is arranged between the heat insulating layer (22) and the fixing layer (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810319805.0A CN108308719B (en) | 2018-04-11 | 2018-04-11 | Low-temperature smoke heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810319805.0A CN108308719B (en) | 2018-04-11 | 2018-04-11 | Low-temperature smoke heating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108308719A CN108308719A (en) | 2018-07-24 |
| CN108308719B true CN108308719B (en) | 2024-04-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810319805.0A Active CN108308719B (en) | 2018-04-11 | 2018-04-11 | Low-temperature smoke heating system |
Country Status (1)
| Country | Link |
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| CN (1) | CN108308719B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916237A (en) * | 2019-11-07 | 2020-03-27 | 东莞市特拉康电子科技有限公司 | Intelligent air heating tobacco baking machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108308719A (en) | 2018-07-24 |
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