Self-heating type heating non-combustion cigarette and self-heating type heating non-combustion cigarette

By placing self-heating reactants inside the smoke shell that heats non-burning cigarettes, and using aluminum thermal reactions to generate thermal energy to directly heat the smoke products, the high power consumption and low efficiency problems caused by existing electrical heating are solved, and more efficient cigarettes are achieved Heating and longer battery life.

CN119498559APending Publication Date: 2025-02-25郭洪礼
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Patent Information

Application Number
CN202411411216.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-10
Publication Date
2025-02-25

AI Technical Summary

Technical Problem

The existing heating-not-burning cigarettes are mainly heated through electrical heating, resulting in large heating power consumption, low efficiency and short battery life, which affects the smoke production effect and user experience of cigarettes.

Method used

Using self-heating heating, non-combust cigarettes and cigarettes, the smoke products are directly heated by placing self-heating reactants, such as a mixture of aluminum powder and oxides, and the thermal energy is generated through aluminum thermal reaction, oxidation reaction or other self-heating reactions. , realize internal self-heating heating.

Benefits of technology

It reduces the requirements for power consumption of the ignition device, shortens the conduction path between heat and smoke products, improves heating efficiency, extends the battery life of the cigarette, and improves the effect of cigarette smoke generation.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the technical field of heating non-combustion cigarettes, and discloses a self-heating type heating non-combustion cigarette and a self-heating type heating non-combustion cigarette. The self-heating type heating non-combustion cigarette comprises a cigarette shell, a smoke product and a self-heating reactant, and the smoke product and the self-heating reactant are both located in a containing cavity in the cigarette shell; the self-heating reactant generates heat energy through an aluminothermic reaction or an oxidation reaction, and the heat energy generated by the self-heating reactant is used for heating the smoke product to generate smoke. According to the embodiment of the invention, the smoke product is heated by heat generated by self-heating in the cigarette (that is, the self-heating reactant generates heat energy through the thermit reaction or the oxidation reaction), the conduction path between the heat and the smoke product is shortened by the mode of heating the smoke product by self-heating in the cigarette, and the problem of low heating efficiency is avoided; and the effect of generating smoke by the cigarette is further improved.
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Description

Technical Field

[0001] The present invention relates to the technical field of heat-not-burn cigarettes, and in particular to a self-heating heat-not-burn cigarette and a self-heating heat-not-burn cigarette. Background Art

[0002] The burning of cigarettes will produce a variety of harmful substances, causing serious harm to human health. In order to solve this problem, new smoke products that heat without burning have been widely used in recent years. At present, heat-not-burn cigarettes are mainly heated by electricity (for example, heat conduction and heat radiation, built-in electromagnetic induction heating plates, heating needles, etc.), and the heating power consumption mainly comes from the electric heater, resulting in low efficiency and short heater life, which in turn affects the smoke production effect of cigarettes and user experience. Summary of the invention

[0003] Based on this, it is necessary to propose a self-heating heat-not-burn cigarette and a self-heating heat-not-burn cigarette to address the technical problem that the existing technology of heat-not-burn cigarettes mainly uses electricity for heating, resulting in high heating power consumption.

[0004] In a first aspect, a self-heating heat-not-burn cigarette is provided, the self-heating heat-not-burn cigarette comprising: a cigarette shell, a smoke product and a self-heating reactant, the smoke product and the self-heating reactant are both located in a containing cavity inside the cigarette shell, the self-heating reactant generates heat energy through any one of aluminothermic reaction, oxidation reaction and self-heating reaction, and the heat energy generated by the self-heating reactant is used to heat the smoke product to generate smoke.

[0005] Furthermore, when the self-heating reactant generates heat energy through thermite reaction, the self-heating heat-not-burn cigarette further includes: an igniter, wherein the heat energy generated by the igniter triggers the self-heating reactant to generate thermite reaction.

[0006] Furthermore, the igniter is iron powder.

[0007] Furthermore, when the self-heating reactant generates heat energy through thermite reaction, the self-heating reactant is a mixture of aluminum powder and oxide, and the oxide is iron oxide powder or ferrous oxide powder.

[0008] Furthermore, when the self-heating reactant generates heat energy through an oxidation reaction, the self-heating reactant uses reduced iron powder and / or nano iron powder.

[0009] Furthermore, the self-heating reactant is processed into a self-heating component, and the smoke product is arranged on the periphery of the self-heating component; the self-heating reactant only produces heat and solid products, and no gaseous products, when reacting in any one of thermite reaction, oxidation reaction and self-heating reaction.

[0010] Furthermore, the self-heating reactant is in the form of powder, and the powdered self-heating reactant is mixed with the smoke product; the self-heating reactant only generates heat and solid products, and does not generate gaseous products, during any one of the thermite reaction, oxidation reaction and self-heating reaction.

[0011] Furthermore, when the powdered self-heating reactant is mixed with the smoke product and the smoke product is arranged on the periphery of the self-heating component, the amount of the powdered self-heating reactant at the first position is less than that at the second position, and the distance from the first position to the outer surface of the self-heating component is shorter than the distance from the second position to the outer surface of the self-heating component.

[0012] In a second aspect, a self-heating heat-not-burn cigarette is provided, the self-heating heat-not-burn cigarette comprising: a self-heating heat-not-burn cigarette as described in any one of the first aspects and an ignition device, the ignition device being used to induce the self-heating reactant to produce any one of an aluminothermic reaction, an oxidation reaction and a self-heating reaction.

[0013] Further, when the self-heating reactant generates heat energy through thermite reaction, and the self-heating heat-not-burn cigarette includes an igniter, the ignition device is provided with a magnetic field generating component, and the alternating magnetic field generated by the magnetic field generating component causes the igniter to generate internal current and heat energy, and the heat energy generated by the igniter triggers the self-heating reactant to generate thermite reaction;

[0014] When the self-heating reactant generates heat energy through thermite reaction, and the self-heating heat-not-burn cigarette does not include an igniter, the ignition device includes one or more of an arc generating component, a flame generating component, and a heat generating component, the arc generated by the arc generating component is used to trigger the self-heating reactant to generate thermite reaction, the flame generated by the flame generating component is used to trigger the self-heating reactant to generate thermite reaction, and the heat energy generated by the heat generating component is used to trigger the self-heating reactant to generate thermite reaction;

[0015] When the self-heating reactant generates heat energy through an oxidation reaction, the ignition device is provided with a magnetic field generating component and / or a heat energy generating component. The alternating magnetic field generated by the magnetic field generating component causes the self-heating reactant to produce an oxidation reaction. The heat energy generated by the heat energy generating component is used to heat the self-heating heat-not-burn cigarette, so as to accelerate the oxidation reaction of the self-heating reactant by increasing the temperature of the self-heating reactant in the self-heating heat-not-burn cigarette.

[0016] The present application provides a self-heating heat-not-burn cigarette and a self-heating heat-not-burn cigarette, wherein the self-heating heat-not-burn cigarette comprises: a cigarette shell, a smoke product and a self-heating reactant, wherein the smoke product and the self-heating reactant are both located in a containing cavity inside the cigarette shell, the self-heating reactant generates heat energy through any one of aluminothermic reaction, oxidation reaction and self-heating reaction, and the heat energy generated by the self-heating reactant is used to heat the smoke product to generate smoke, thereby realizing the self-heating heat generation inside the cigarette (that is, the self-heating reactant generates heat energy through any one of aluminothermic reaction, oxidation reaction and self-heating reaction) to heat the smoke product, and the method of internal self-heating heating of the smoke product reduces the power consumption requirement of the ignition device, and at the same time shortens the conduction path of heat and the smoke product, avoiding the problem of low heating efficiency, thereby improving the effect of the cigarette in generating smoke. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] in:

[0019] Figure 1 It is a schematic structural diagram of a self-heating heat-not-burn cigarette 1 in one embodiment;

[0020] Figure 2 It is a schematic structural diagram of a self-heating heat-not-burn cigarette 1 in one embodiment;

[0021] Figure 3 It is a schematic diagram of the structure of a self-heating heat-not-burn cigarette in one embodiment.

[0022] Description of main component symbols:

[0023] 1. Self-heating heat-not-burn cigarettes; 11. Cigarette shell; 12. Self-heating reactants; 13. Smoke products; 2. Ignition device; 21. Controller; 22. Triggering component; 23. Signal input component; 24. Power supply component. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] See also Figure 1 and Figure 2 The present application provides a self-heating heat-not-burn cigarette 1, which includes: a cigarette shell 11, a smoke product 13 and a self-heating reactant 12, wherein the smoke product 13 and the self-heating reactant 12 are both located in a containing cavity inside the cigarette shell 11, and the self-heating reactant 12 generates heat energy through any one of aluminothermic reaction, oxidation reaction and self-heating reaction, and the heat energy generated by the self-heating reactant 12 is used to heat the smoke product 13 to generate smoke.

[0026] The cigarette shell 11 can be a regular three-dimensional shape such as a cylinder, a cuboid, a cube, an ellipsoid, or an irregular three-dimensional shape. A receiving cavity is provided inside the cigarette shell 11, and the cigarette shell 11 is provided with at least one opening (not shown in the figure), and the receiving cavity is connected to the external environment through the opening. The smoke generated by the smoke product 13 enters the external environment through the opening.

[0027] It is understandable that the material of the cigarette shell 11 is not limited here.

[0028] Optionally, the cigarette shell 11 is made of a material that is relatively stable when heated, and the relatively stable material is not easy to release gas, liquid or solid when heated. For example, the relatively stable material when heated is high temperature resistant ceramics or alloys.

[0029] Optionally, the cigarette shell 11 is made of paper.

[0030] The smoke product 13 is made of tobacco and / or herbs other than tobacco. The smoke product 13 is a combination of one or more of sheet, thread, powder, and block.

[0031] Optionally, herbs other than tobacco include mint leaves.

[0032] Optionally, the self-heating reactant 12 is a substance capable of producing a thermite reaction. It is understandable that when the self-heating reactant 12 produces heat energy through a thermite reaction, the self-heating reactant 12 includes but is not limited to a thermite.

[0033] Optionally, the self-heating reactant 12 is a substance that can produce an oxidation reaction. Optionally, when the self-heating reactant 12 generates heat energy through an oxidation reaction, the self-heating reactant 12 can be composed of iron powder or a combination of multiple substances (for example, multiple substances including iron powder and aluminum powder). The self-heating reactant 12 can also be other substances or mixtures that can produce an oxidation range, which is not limited here.

[0034] It is understandable that the self-heating reaction product 12 can be a single substance or a mixture of multiple substances. For example, the self-heating reaction product 12 is a mixture of aluminum powder and oxide (this mixture is also referred to as thermite).

[0035] The smoke product 13 and the self-heating reactant 12 can be placed in the containing cavity in a mixed manner or in different areas or blocks (for example, the smoke product 13 is placed around the self-heating reactant 12 or the self-heating reactant 12 is placed around the smoke product 13).

[0036] Optionally, the self-heating reactant 12 may be sealed in a capsule. When in use, the capsule is broken to allow the self-heating reactant 12 to contact the air. The self-heating reactant 12 contacts the air to generate a self-heating reaction to generate heat energy.

[0037] It is understood that the self-heating reactant 12 is induced by external conditions to generate heat energy through any one of thermite reaction, oxidation reaction and self-heating reaction. When the external condition is any one of electric arc and flame, the self-heating reactant 12 is induced to generate heat energy through thermite reaction. When the external condition is alternating magnetic field and heating, the self-heating reactant 12 is induced to generate heat energy through oxidation reaction.

[0038] This embodiment realizes the heat generated by internal self-heating of the cigarette (that is, the self-heating reactant 12 generates heat energy through any one of thermite reaction, oxidation reaction and self-heating reaction) to heat the smoke product 13. The internal self-heating heating of the smoke product 13 reduces the demand for power consumption of the heating device and shortens the conduction path between the heat and the smoke product 13, avoiding the problem of low heating efficiency, thereby improving the effect of the cigarette in generating smoke.

[0039] In one embodiment, when the self-heating reactant 12 generates heat energy through thermite reaction, the self-heating heat-not-burn cigarette 1 further includes: an igniter, wherein the heat energy generated by the igniter triggers the self-heating reactant 12 to generate armite reaction. In this embodiment, the heat energy generated by the igniter triggers the self-heating reactant 12 to generate armite reaction, so that the self-heating heat-not-burn cigarette 1 achieves internal self-heating heat generation (that is, the self-heating reactant 12 generates heat energy through thermite reaction) to heat the smoke product 13, reducing the power consumption requirements of the ignition device. At the same time, the internal self-heating heating of the smoke product 13 shortens the conduction path of heat and the smoke product 13, avoiding the problem of low heating efficiency, thereby improving the effect of the cigarette in generating smoke.

[0040] It can be understood that, in this embodiment, the igniter is only used to trigger the self-heating reactant 12 to produce thermite reaction and does not participate in heating the smoke product 13 .

[0041] In one embodiment, the igniter is iron powder. It is understandable that the igniter may also be other substances, which are not limited here.

[0042] In one embodiment, when the self-heating reactant 12 generates heat energy through thermite reaction, the self-heating reactant 12 uses a mixture of aluminum powder and oxide, and the oxide uses iron oxide powder or ferrous oxide powder. When the mixture of aluminum powder and oxide undergoes thermite reaction, it only generates heat and solid products, but no gaseous products, thus preventing the gaseous products generated additionally when generating heat from entering the smoke, and thus it is very suitable for the self-heating heat-not-burn cigarette 1.

[0043] In one embodiment, when the self-heating reactant 12 generates heat energy through an oxidation reaction, the self-heating reactant 12 uses reduced iron powder and / or nano iron powder. During the oxidation reaction, the reduced iron powder and / or nano iron powder only generates heat and solid products, but no gaseous products, thereby preventing the gaseous products generated additionally when generating heat from entering the smoke, and thus being very suitable for the self-heating heat-not-burn cigarette 1.

[0044] See also Figure 1 In one embodiment, the self-heating reactant 12 is processed into a self-heating component, and the smoke product 13 is arranged at the periphery of the self-heating component. By arranging the smoke product 13 at the periphery of the self-heating component, the conduction path between the heat generation point and the smoke product 13 is shortened, thereby avoiding the problem of low heating efficiency, thereby improving the smoke generation effect of the cigarette.

[0045] Optionally, the self-heating component is in the shape of a column or a sheet. It is understandable that the self-heating component can also be in other shapes, such as a triangular pyramid, which is not limited here.

[0046] Optionally, the self-heating component is made of the self-heating reactant 12 that can produce thermite reaction.

[0047] The center of the self-heating component is a columnar bar / columnar sheet, which is made of aluminum products (such as aluminum wire or aluminum powder, wherein the shape of the aluminum wire can be straight bar, spiral, etc.) and oxides, for example, by die casting.

[0048] Optionally, the interior of the columnar bar / columnar sheet is made of aluminum and ferrous oxide powder, and the exterior of the columnar bar / columnar sheet is covered with ferric oxide.

[0049] In one embodiment, the self-heating heat-not-burn cigarette 1 further includes: a separator (not shown in the figure), which is located between the self-heating component and the smoke product 13, and is used for heat insulation and constant temperature. The heat insulation and constant temperature of the separator provide constant temperature heat energy to the smoke product 13, which is conducive to further improving the effect of the cigarette in generating smoke.

[0050] The isolating member is a mixture of a high temperature resistant material (optionally, the high temperature resistant material is made of iron oxide or ferrous oxide) and an alloy powder with a melting point of 350° (optionally, the alloy powder is made of tin alloy).

[0051] Optionally, the isolation piece is made of a mixture of ferrous oxide and nickel powder.

[0052] In one embodiment, the self-heating reactant 12 generates only heat and solid products, but no gaseous products, during any of thermite reaction, oxidation reaction and self-heating reaction, thereby preventing the gaseous products generated additionally when heat is generated from entering the smoke, and thus being very suitable for the self-heating heat-not-burn cigarette 1.

[0053] See also Figure 2 In one embodiment, the self-heating reactant 12 is in powder form, and the powdered self-heating reactant 12 is mixed with the smoke product 13. By mixing the powdered self-heating reactant 12 with the smoke product 13, the self-heating reactant 12 and the smoke product 13 can be in uniform contact, so that the heat energy generated by the self-heating reactant 12 can evenly heat the smoke product 13, reducing the power consumption requirement of the ignition device, and evenly heating the smoke product 13 can improve the quality of the smoke, thereby further improving the effect of the cigarette in generating smoke.

[0054] In one embodiment, the powdered self-heating reactant 12 is mixed with the smoke product 13, and the smoke product 13 is arranged at the periphery of the self-heating component, thereby shortening the conduction path between the heat generation point and the smoke product 13, and at the same time, the heat energy generated by the self-heating reactant 12 can heat the smoke product 13 uniformly.

[0055] In one embodiment, the self-heating heat-not-burn cigarette 1 further includes a filter component 14, which is used to filter the smoke generated by heating the smoke product. The filtered smoke is more suitable for smoking than the smoke before filtering. The filter component is located on the channel where the smoke is discharged to the external environment.

[0056] Optionally, the filter component 14 is made of filter cotton. It is understandable that the filter component 14 can also be made of other materials, which is not limited here. The shape of the filter component 14 can be set according to the shape of the channel through which the smoke is discharged to the external environment, which is not limited here.

[0057] See also Figure 3The present application also provides a self-heating heat-not-burn cigarette, which comprises: a self-heating heat-not-burn cigarette 1 as described in any of the above items and an ignition device 2, wherein the ignition device 2 is used to induce the self-heating reactant 12 to produce any one of an aluminum thermite reaction, an oxidation reaction and a self-heating reaction.

[0058] The ignition device 2 is used to provide external conditions to trigger the self-heating reactant 12 to produce any one of the thermite reaction, oxidation reaction and self-heating reaction.

[0059] Optionally, the ignition device 2 includes a power supply component 24, a controller 21, at least one initiating component 22 and a signal input component 23. The controller 21 controls the operation of the initiating component 22 according to the signal input by the signal input component 23. When the initiating component 22 is working, it will induce the self-heating reactant 12 to produce any one of the thermal reaction, oxidation reaction and self-heating reaction. The power supply component 24 is used to supply power to the controller 21, the initiating component 22 and the signal input component 23.

[0060] The signal input component 23 can be a button and / or a display. The triggering component 22 includes one or more of a magnetic field generating component, an arc generating component, a flame generating component and a heat generating component. The magnetic field generating component is used to generate an alternating magnetic field, and the magnetic field generating component can be selected from the prior art and is not limited here. The arc generating component is used to generate an arc, and the arc generating component can be selected from the prior art and is not limited here. The flame generating component is used to generate a flame, and the flame generating component can be selected from the prior art and is not limited here. The heat generating component is used to generate heat energy, and the heat generating component can be selected from the prior art and is not limited here.

[0061] Optionally, the power supply component 24 uses a lithium battery.

[0062] At present, there are two types of heat-not-burn cigarettes: external heating (for example, heat conduction and heat radiation) and internal heating (built-in electromagnetic induction heating plate, heating needle). Both of them have uneven heating, which in turn affects the smoke production effect of the cigarette. At the same time, both internal and external heating methods require large current and power consumption, and the battery life of the heater is very limited. The ignition device 2 required by this application is only for igniting the self-heating reactant 12, and the power consumption requirement is extremely low, so the battery life will be greatly increased.

[0063] This embodiment realizes that the heat is generated by the self-heating inside the cigarette (that is, the self-heating reactant 12 generates heat energy through any one of the thermite reaction, oxidation reaction and self-heating reaction) to heat the smoke product 13. The internal self-heating heating method of the smoke product 13 shortens the conduction path between the heat and the smoke product 13, avoids the problem of low heating efficiency, and thus improves the effect of the cigarette in generating smoke.

[0064] In one embodiment, when the self-heating reactant 12 generates heat energy through thermite reaction and the self-heating heat-not-burn cigarette 1 includes an igniter, the ignition device 2 is provided with a magnetic field generating component. The alternating magnetic field generated by the magnetic field generating component causes the igniter to generate internal current and heat energy. The heat energy generated by the igniter triggers the self-heating reactant 12 to produce a thermite reaction.

[0065] In one embodiment, when the self-heating reactant 12 generates thermal energy through a thermite reaction and the self-heating heat-not-burn cigarette 1 does not include an igniter, the ignition device 2 includes one or more of an arc generating component, a flame generating component and a thermal energy generating component. The arc generated by the arc generating component is used to induce the self-heating reactant 12 to produce a thermite reaction, the flame generated by the flame generating component is used to induce the self-heating reactant 12 to produce a thermite reaction, and the thermal energy generated by the thermal energy generating component is used to induce the self-heating reactant 12 to produce a thermite reaction.

[0066] When the self-heating reactant 12 generates heat energy through thermite reaction, the electric arc heats the self-heating reactant 12, and the self-heating reactant 12 generates a thermite reaction. When the self-heating reactant 12 generates heat energy through thermite reaction, the flame heats the self-heating reactant 12, and the self-heating reactant 12 generates a thermite reaction.

[0067] In one embodiment, when the self-heating reactant 12 generates heat energy through an oxidation reaction, the ignition device 2 is provided with a magnetic field generating component and / or a heat energy generating component;

[0068] The alternating magnetic field generated by the magnetic field generating component causes the self-heating reactant 12 to produce an oxidation reaction;

[0069] The heat energy generated by the heat energy generating component is used to heat the self-heating heat-not-burn cigarette 1 to accelerate the oxidation reaction of the self-heating reactant 12 by increasing the temperature of the self-heating reactant 12 in the self-heating heat-not-burn cigarette 1 .

[0070] When the self-heating reactant 12 generates heat energy through an oxidation reaction, the alternating magnetic field causes the self-heating reactant 12 to generate an electric current to increase the reaction activity, thereby accelerating the oxidation process, thereby triggering the self-heating reactant 12 to generate an oxidation reaction.

[0071] When the self-heating reactant 12 generates heat energy through an oxidation reaction, increasing the temperature of the self-heating reactant 12 in the self-heating heat-not-burn cigarette 1 can increase the reaction activity and accelerate the oxidation process, thereby triggering the self-heating reactant 12 to produce an oxidation reaction.

[0072] It can be understood that the alternating magnetic field in the present application is a short-term or continuous alternating magnetic field.

[0073] Those skilled in the art can clearly understand that for the convenience and simplicity of description, only the division of the above-mentioned functional units and modules is used as an example. In actual applications, the above-mentioned functions can be distributed and completed by different functional units and modules as needed, that is, the internal structure of the device can be divided into different functional units or modules to complete all or part of the functions described above.

[0074] The embodiments described above are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention, and should all be included in the protection scope of the present invention.

Claims

1. A self-heating heat-not-burn cigarette, characterized in that: The self-heating heat-not-burn cigarette comprises: a cigarette shell, a smoke product and a self-heating reactant, wherein the smoke product and the self-heating reactant are both located in a containing cavity inside the cigarette shell, and the self-heating reactant generates heat energy through any one of a thermite reaction, an oxidation reaction and a self-heating reaction, and the heat energy generated by the self-heating reactant is used to heat the smoke product to generate smoke.

2. The self-heating heat-not-burn cigarette according to claim 1, characterized in that: When the self-heating reactant generates heat energy through thermite reaction, the self-heating heat-not-burn cigarette further includes: an igniter, wherein the heat energy generated by the igniter triggers the self-heating reactant to generate thermite reaction.

3. The self-heating heat-not-burn cigarette according to claim 2, characterized in that: The igniter is iron powder.

4. The self-heating heat-not-burn cigarette according to claim 1 or 2, characterized in that: When the self-heating reactant generates heat energy through thermite reaction, the self-heating reactant is a mixture of aluminum powder and oxide, and the oxide is iron oxide powder or ferrous oxide powder.

5. The self-heating heat-not-burn cigarette according to claim 1, characterized in that: When the self-heating reactant generates heat energy through an oxidation reaction, the self-heating reactant is reduced iron powder and / or nano iron powder.

6. The self-heating heat-not-burn cigarette according to claim 1, characterized in that: The self-heating reactant is processed into a self-heating component, and the smoke product is arranged on the periphery of the self-heating component; the self-heating reactant only produces heat and solid products, and does not produce gaseous products when any one of the thermite reaction, oxidation reaction and self-heating reaction occurs.

7. The self-heating heat-not-burn cigarette according to claim 1 or 6, characterized in that: The self-heating reactant is in the form of powder, and the powdered self-heating reactant is mixed with the smoke product; the self-heating reactant only generates heat and solid products, and does not generate gaseous products, during any one of the thermite reaction, oxidation reaction and self-heating reaction.

8. The self-heating heat-not-burn cigarette according to claim 6, characterized in that: The self-heating heat-not-burn cigarette further comprises: a separator, which is located between the self-heating component and the smoke product, and is used for heat insulation and constant temperature.

9. A self-heating heat-not-burn cigarette, characterized in that: The self-heating heat-not-burn cigarette comprises: a self-heating heat-not-burn cigarette as described in any one of claims 1 to 8 and an ignition device, wherein the ignition device is used to trigger the self-heating reactant to produce any one of a thermite reaction, an oxidation reaction and a self-heating reaction.

10. The self-heating heat-not-burn cigarette according to claim 9, characterized in that: When the self-heating reactant generates heat energy through thermite reaction, and the self-heating heat-not-burn cigarette includes an igniter, the ignition device is provided with a magnetic field generating component, and the alternating magnetic field generated by the magnetic field generating component causes the igniter to generate internal current and heat energy, and the heat energy generated by the igniter triggers the self-heating reactant to generate thermite reaction; When the self-heating reactant generates heat energy through thermite reaction, and the self-heating heat-not-burn cigarette does not include an igniter, the ignition device includes one or more of an arc generating component, a flame generating component, and a heat generating component, the arc generated by the arc generating component is used to trigger the self-heating reactant to generate thermite reaction, the flame generated by the flame generating component is used to trigger the self-heating reactant to generate thermite reaction, and the heat energy generated by the heat generating component is used to trigger the self-heating reactant to generate thermite reaction; When the self-heating reactant generates heat energy through an oxidation reaction, the ignition device is provided with a magnetic field generating component and / or a heat energy generating component. The alternating magnetic field generated by the magnetic field generating component causes the self-heating reactant to produce an oxidation reaction. The heat energy generated by the heat energy generating component is used to heat the self-heating heat-not-burn cigarette, so as to accelerate the oxidation reaction of the self-heating reactant by increasing the temperature of the self-heating reactant in the self-heating heat-not-burn cigarette.