CN219288761U - Cigarette heating device and heating non-combustion smoking set - Google Patents
Cigarette heating device and heating non-combustion smoking set Download PDFInfo
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- CN219288761U CN219288761U CN202222972846.4U CN202222972846U CN219288761U CN 219288761 U CN219288761 U CN 219288761U CN 202222972846 U CN202222972846 U CN 202222972846U CN 219288761 U CN219288761 U CN 219288761U
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Abstract
The utility model provides a cigarette heating device which comprises a shell and a spiral heating body, wherein the shell is provided with a channel for accommodating cigarettes, the end part of the heating body is fixed at the bottom of the channel, the heating body is spirally arranged around the axis of the channel, the cigarettes can be inserted into the channel, and the heating body can be spirally embedded into the cigarettes. The cigarette heating device provided by the utility model is used for three-dimensionally heating cigarettes, so that the uniformity of baking the cigarettes is increased, the atomization efficiency of the cigarettes is increased, and the taste of a user is improved. The utility model also relates to a heating non-combustion smoking set.
Description
Technical Field
The utility model relates to the technical field of heating non-combustion, in particular to a cigarette heating device and a heating non-combustion smoking set.
Background
The traditional cigarette has a burning temperature of 500-900 ℃, and smoke containing harmful chemical components (such as polycyclic aromatic hydrocarbon) can be generated in the burning process, and environmental pollution can be caused. The heating of the non-combustible cigarettes is to bake out the fragrant substances in the tobacco through heating (the temperature is lower than 500 ℃) rather than to generate the fragrant substances through burning the tobacco, so compared with the traditional cigarettes, the heating of the non-combustible cigarettes has no burning process and does not generate harmful substances such as tar, carbon monoxide and the like.
At present, main technologies of heating and non-combustion are an internal heating technology, an external heating technology and an air heating technology, and cigarettes are difficult to bake uniformly and thoroughly no matter the internal heating or the external heating, so that the smoking effect is not ideal; the following internal heating technique is briefly described: the prior heating non-combustion smoking set comprises a shell, an inner core assembly arranged in the shell and a heating needle arranged at one end of the inner core assembly, wherein the heating needle is columnar or conical, a through hole for accommodating cigarettes is formed in the shell, when the cigarettes are arranged in the through hole, the heating needle is inserted into the cigarettes to heat the cigarettes, the cigarettes are heated from inside to outside, in the heating mode, the heating needle can only be heated from inside to outside, and undoubtedly, the temperature of tobacco in the cigarettes, which is close to the heating needle, is higher than the temperature of tobacco in the outer ring of the cigarettes, so that the cigarettes are unevenly baked when being heated and atomized, and the taste of users is poor when the cigarettes are sucked.
Disclosure of Invention
In view of this, the cigarette heating device provided by the utility model is used for three-dimensionally heating cigarettes, so that the uniformity of baking the cigarettes is increased, the atomization efficiency of the cigarettes is increased, and the taste of a user is improved.
The utility model provides a cigarette heating device which comprises a shell and a spiral heating body, wherein the shell is provided with a channel for accommodating cigarettes, the end part of the heating body is fixed at the bottom of the channel, the heating body is spirally arranged around the axis of the channel, the cigarettes can be inserted into the channel, and the heating body can be spirally embedded into the cigarettes.
In an embodiment of the utility model, the heating element comprises a resistance wire and an oxidation preventing layer, wherein the oxidation preventing layer is arranged to cover the resistance wire, and the resistance wire is in a spiral shape.
In the embodiment of the utility model, the height of the heating element along the axial direction of the channel is 15 mm-20 mm.
In the embodiment of the utility model, the wire diameter of the resistance wire is 0.2 mm-2.0 mm.
In the embodiment of the utility model, the pitch of the resistance wire is 1.5 mm-8.0 mm.
In the embodiment of the utility model, the outer diameter of the resistance wire is 2.0 mm-7.0 mm.
In the embodiment of the utility model, the atomization efficiency of the heating element on the cigarette is 60-95%.
In the embodiment of the utility model, the torque of the heating element inserted into the cigarette is 1 mN.m-200 mN.m.
In the embodiment of the utility model, the heating element is provided with a pointed cone part for inserting cigarettes, and the pointed cone part is in a pointed cone shape with a large bottom outer diameter and a small top outer diameter.
The utility model also provides a heating non-combustion smoking set, which comprises the cigarette heating device.
The heating element of the heating device is in a spiral shape, when the cigarette is inserted into the channel, the heating element can be spirally inserted into the cigarette, and the spiral heating element is in spiral three-dimensional heating when the inside of the cigarette is heated, so that the whole cigarette can be fully heated, the time for discharging the cigarette is shortened, the baking uniformity of the cigarette is increased, the smoking effect is improved, and the taste of a user is full when the user inhales.
Drawings
Fig. 1 is a schematic perspective view of a cigarette separated from a cigarette heating device according to a first embodiment of the present utility model.
Fig. 2 is a schematic perspective view of a first embodiment of the present utility model, in which a cigarette is screwed into a cigarette heating device.
Fig. 3 is a schematic perspective view of a first embodiment of a cigarette unscrewing and heating device according to the utility model.
Fig. 4 is a schematic diagram of the structure at a in fig. 3.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be further described with reference to the accompanying drawings.
First embodiment
As shown in fig. 1 to 4, the cigarette heating device comprises a shell 11 and a spiral heating body 12, wherein the shell 11 is provided with a channel 101 for accommodating a cigarette 20, the end part of the heating body 12 is fixed at the bottom of the channel 101, the heating body 12 is spirally arranged around the axis of the channel 101, the heating body 12 is shaped like a spring, the cigarette 20 can be inserted into the channel 101, the heating body 12 can be spirally embedded into the cigarette 20, namely, the cigarette 20 is inserted in a rotary insertion mode in the insertion process, and after the smoking is finished, the cigarette 20 rotates in the opposite direction and is taken out; wherein, the heating element 12 is provided with a pointed cone 121 for inserting the cigarette 20, the pointed cone 121 is in a pointed cone shape with a large bottom outer diameter and a small top outer diameter (the top is one end far away from the bottom of the channel 101), and the pointed cone 121 can save more labor when the heating element 12 is inserted into the cigarette 20. The cigarette 20 in this embodiment includes a cigarette or a cigarette member that is placed in a cigarette and is capable of being heated but not lit, which member may be tobacco leaf, tobacco shred, any member that is coated with or has tobacco tar adsorbed (e.g., sponge, paper sheet, wood dust, etc.), as will be understood by those skilled in the art, the term "capable of heating but not lit the cigarette 20" in this embodiment as well as other embodiments of the present disclosure means that the cigarette 20 is not lit over a range of temperatures.
Preferably, the heating element 12 is formed by a straight metal wire or a metal rod through spiral bending; the steps for producing the heating element 12 include: firstly, preparing a strip-shaped metal wire or metal rod; in the second step, the wire or the rod is spirally bent to form the heating element 12.
Preferably, the heating body 12 comprises a resistance wire and an oxidation preventing layer, the oxidation preventing layer is used for coating the resistance wire, the resistance wire is in a spiral shape, wherein the oxidation preventing layer is preferably ceramic or other materials with oxidation preventing and heat conducting effects, and the oxidation preventing layer is used for protecting the resistance wire from being oxidized and conducting heat generated by the resistance wire out; the cigarette heating device comprises a power supply structure, wherein the power supply structure is connected to the bottom of the shell 11, and the heating body 12 is electrically connected with the power supply structure. In this embodiment, the power supply structure includes a battery for supplying power to the resistance wire so that the resistance wire is heated, and a controller for controlling whether the battery supplies power to the resistance wire and the power of the power supply. Since the technical means of supplying power to the heating body 12 from the battery and the technical means of controlling the battery to work by the controller can be realized by those skilled in the art by means of conventional technical means or conventional technical means, the description is not repeated here.
Preferably, the height of the heating element 12 along the axial direction of the channel 101 is 15 mm-20 mm, for example 15mm, 16mm, 17mm, 18mm, 19mm or 20mm, which is 1 mm-2 mm shorter than the length of the tobacco shred in the cigarette 20, so as to avoid the mouth burning caused by higher temperature of the cigarette holder of the cigarette 20; the wire diameter of the resistance wire is 0.2 mm-2.0 mm, preferably 0.2mm, 0.5mm, 0.7mm, 0.9mm, 1.2mm, 1.5mm or 2.0mm, etc.; the pitch of the resistance wire is 1.5mm to 8.0mm, preferably 1.5mm, 2.0mm, 4.0mm, 6.0mm, 7.0mm or the like.
Preferably, the outer diameter of the resistance wire is 2.0mm to 7.0mm, such as 2.0mm, 3.0mm, 4.0mm, 6.0mm, etc.; the atomization efficiency of the heating element 12 on the cigarette 20 is 60% -95%, and the atomization efficiency is related to the outer diameter of the heating element 12, the wire diameter of the resistance wire and the pitch of the resistance wire, for example, when the outer diameter of the heating element 12 and the pitch of the resistance wire are the same, the larger the wire diameter of the resistance wire is, the higher the atomization efficiency is.
Preferably, the torque of inserting the heating element 12 into the cigarette 20 is 1 mN.m to 200 mN.m, for example, 1 mN.m, 10 mN.m, 50 mN.m, 100 mN.m, 150 mN.m, or 200 mN.m, etc., wherein the torque of inserting the heating element into the cigarette 20 is the torque of inserting the cigarette 20 rotationally, which is related to the outer diameter of the heating element 12, the wire diameter of the resistance wire, and the wire pitch of the resistance wire, for example, when the outer diameter of the heating element 12 and the wire diameter of the resistance wire are the same, the smaller the wire pitch of the resistance wire is, the larger the torque of inserting the cigarette 20 rotationally is.
Preferably, the height of the heating element 12 along the axial direction of the channel 101 is 15mm, the diameter of the resistance wire is 0.8mm, the pitch of the resistance wire is 5mm, the outer diameter of the resistance wire is 5mm, the rotation insertion torque of the cigarette 20 is 30 mN.m, and the atomization efficiency of the cigarette 20 is 85% under the same power and the same number of sucking ports.
When the controller receives the instruction of the user, the controller enables the battery to supply power to the heating body 12, so that the heating body 12 is heated, when the user sucks the cigarette 20, negative pressure is formed in the cigarette 20, and external air is driven to enter the cigarette 20, and finally enters the oral cavity of the user.
Second embodiment
The cigarette heating device of this embodiment is substantially identical in structure to the cigarette heating device of the first embodiment, except for the structure of the heat-generating body 12. In this embodiment, the height of the heating element 12 in the axial direction of the passage 101 is 15mm, the wire diameter of the resistance wire is 1.0mm, the pitch of the resistance wire is 3mm, the outer diameter of the resistance wire is 6mm, the rotation insertion torque of the cigarette 20 is 80 mN.m, and the same number of suction ports and the atomization efficiency of the cigarette 20 are 90% under the same power. Compared with the first embodiment, the height of the resistance wire is the same, the wire diameter of the resistance wire is increased by 0.2mm, the outer diameter of the resistance wire is increased by 1mm, and the screw pitch of the resistance wire is reduced by 2mm, wherein the wire diameter of the resistance wire and the outer diameter of the resistance wire have larger influence on the atomization efficiency of the cigarette 20, and the screw pitch of the resistance wire has larger influence on the torque, so that the atomization efficiency is increased compared with the first embodiment, and the torque is also increased compared with the first embodiment.
Third embodiment
The cigarette heating device of this embodiment is substantially identical in structure to the cigarette heating device of the first embodiment, except for the structure of the heat-generating body 12. In this embodiment, the height of the heating element 12 in the axial direction of the passage 101 is 15mm, the wire diameter of the resistance wire is 1.2mm, the pitch of the resistance wire is 2mm, the outer diameter of the resistance wire is 6mm, the rotational insertion torque of the cigarette 20 is 100 mN.m, and the same number of suction ports and the atomizing efficiency of the cigarette 20 are 95% under the same power.
Fourth embodiment
The present embodiment is substantially the same in structure as the first embodiment, except for the structure of the heating element 12. In this embodiment, the height of the heating element 12 in the axial direction of the passage 101 is 15mm, the wire diameter of the resistance wire is 0.5mm, the pitch of the resistance wire is 6mm, the outer diameter of the resistance wire is 4mm, the rotational insertion torque of the cigarette 20 is 30 mN.m, and the same number of suction ports and the atomization efficiency of the cigarette 20 are 75% under the same power.
Comparative example 1
In this embodiment, the height of the heating element 12 in the axial direction of the passage 101 is 15mm, the diameter of the resistance wire is 1.5mm, the pitch of the resistance wire is 1.2mm, the outer diameter of the resistance wire is 6.5mm, the rotational insertion torque of the cigarette 20 is 400 mN.m, and the same number of suction ports and the atomization efficiency of the cigarette 20 are 90% under the same power. The comparison of the other embodiments with the comparative example with the first embodiment is not exhaustive here, in which the wire diameter of the resistance wire is increased, the pitch of the resistance wire is reduced, and the outer diameter of the resistance wire is increased, so that the atomizing efficiency of the cigarette 20 is high at the same power, but the torque of the rotary insertion of the cigarette 20 is large, that is, the smaller the pitch of the resistance wire, the more laborious the cigarette 20 is when inserted into the channel 101.
Comparative example 2
In this embodiment, the height of the heating element 12 in the axial direction of the passage 101 is 15mm, the wire diameter of the resistance wire is 4.5mm, the pitch of the resistance wire is 1.2mm, the outer diameter of the resistance wire is 1.5mm, the rotational insertion torque of the cigarette 20 is 5 mN.m, and the same number of suction ports and the atomization efficiency of the cigarette 20 are 60% under the same power. The increase in the inner diameter of the resistance wire is large, the pitch of the resistance wire is reduced, and the outer diameter of the resistance wire is reduced, as compared with the first embodiment, so that the torque of the rotary insertion of the cigarettes 20 is small, but the atomization efficiency of the cigarettes 20 is low.
Comparative example 3
In this embodiment, the heating element 12 structure includes a heat conductor and a heating filament, the heat conductor is a columnar hollow structure, the heating filament is disposed in the heat conductor, the shape of the heating filament can be spiral or non-spiral, when the heating element 12 structure is inserted into the cigarette 20, the heating filament heats the heat conductor, and the heat conductor heats and atomizes the cigarette 20 from the inner layer to the outer layer, instead of three-dimensional heating, so that the atomization efficiency is lower, only 60% -80%, and atomization is uneven.
The comparative examples in the present utility model are only used as comparative references in the detailed description, and are not used as references in the background art.
The heating element 12 of the heating device is in a spiral shape, when the cigarette 20 is inserted into the channel 101, the heating element 12 can be spirally inserted into the cigarette 20, the spiral heating element 12 is in spiral three-dimensional heating when the inside of the cigarette 20 is heated, the whole cigarette 20 can be fully heated, the cigarette discharging time is shortened, the baking uniformity of the cigarette 20 is increased, the smoking effect is improved, and the taste of a user is full when the user inhales.
The utility model also relates to a heating non-combustion smoking set, comprising the cigarette heating device.
The utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the utility model within the scope of the technical concept of the utility model, and these simple modifications all belong to the protection scope of the utility model. The individual technical features described in the above embodiments may be combined in any suitable manner without contradiction. The various possible combinations of the utility model are not described in detail in order to avoid unnecessary repetition.
Claims (10)
1. The cigarette heating device is characterized by comprising a shell (11) and a spiral heating body (12), wherein the shell (11) is provided with a channel (101) for accommodating a cigarette (20), the end part of the heating body (12) is fixed at the bottom of the channel (101), the heating body (12) is spirally arranged around the axis of the channel (101), the cigarette (20) can be inserted into the channel (101), and the heating body (12) can be spirally embedded into the cigarette (20); the heating body (12) comprises a resistance wire and an anti-oxidation layer, the resistance wire is coated by the anti-oxidation layer, and the resistance wire is in a spiral shape.
2. A cigarette heating device according to claim 1, wherein the heating element (12) has a height of 15mm to 20mm in the axial direction of the passage (101).
3. A cigarette heating arrangement as claimed in claim 1 or claim 2 wherein the wire diameter of the resistance wire is 0.2mm to 2.0mm.
4. A cigarette heating arrangement as claimed in claim 3, wherein the pitch of the resistance wire is 1.5mm to 8.0mm.
5. The cigarette heating apparatus of claim 4 wherein the resistance wire has an outer diameter of 2.0mm to 7.0mm.
6. A cigarette heating device according to claim 5, wherein the atomizing efficiency of the heating element (12) on the cigarette (20) is 60% to 95%.
7. The cigarette heating device according to claim 6, wherein the torque of the heating element (12) inserted into the cigarette (20) is 1 mN-m to 200 mN-m.
8. A cigarette heating device according to claim 1, wherein the heating element (12) is provided with a pointed cone (121) for inserting the cigarette (20), the pointed cone (121) having a pointed cone shape with a large bottom outer diameter and a small top outer diameter.
9. A cigarette heating device according to claim 1, comprising a power supply structure connected to the bottom of the housing (11), the heating element (12) being electrically connected to the power supply structure.
10. A heated non-combustible smoking article comprising a cigarette heating device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222972846.4U CN219288761U (en) | 2022-11-07 | 2022-11-07 | Cigarette heating device and heating non-combustion smoking set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222972846.4U CN219288761U (en) | 2022-11-07 | 2022-11-07 | Cigarette heating device and heating non-combustion smoking set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219288761U true CN219288761U (en) | 2023-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222972846.4U Active CN219288761U (en) | 2022-11-07 | 2022-11-07 | Cigarette heating device and heating non-combustion smoking set |
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| Country | Link |
|---|---|
| CN (1) | CN219288761U (en) |
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2022
- 2022-11-07 CN CN202222972846.4U patent/CN219288761U/en active Active
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