CN112754067A

CN112754067A - Heating cigarette with lateral air inlet function

Info

Publication number: CN112754067A
Application number: CN202110071363.4A
Authority: CN
Inventors: 冯晓民; 尹献忠; 张孟伟; 孟祥士; 朱琦; 袁岐山; 陈泽少; 赵阔; 郝辉
Original assignee: China Tobacco Henan Industrial Co Ltd
Current assignee: China Tobacco Henan Industrial Co Ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-05-07

Abstract

The invention discloses a heated cigarette with a lateral air inlet function, which consists of a tobacco material section and a filter stick functional section; the tobacco material section is internally provided with tobacco shreds or sheets made of tobacco or containing tobacco materials, and the filter stick functional section has the functions of converging smoke, cooling, filtering and the like. And air holes are formed at the joint of the tobacco material section and the filter stick functional section, and most of air enters the air holes in the process of heating the cigarette for smoking. The invention can stabilize the heating process of tobacco substances, reduce the loss of flavor substance components and increase the smoke amount.

Description

Heating cigarette with lateral air inlet function

Technical Field

The invention relates to the technical field of cigarettes, in particular to a heating cigarette with a lateral air inlet function.

Background

The cigarette heating is a smoking mode of heating tobacco substances through a special heat source instead of burning the tobacco substances, no open fire or cigarette ash is generated in the process, the cigarette heating is environment-friendly, the satisfaction is provided for consumers, meanwhile, harmful substances generated by high-temperature cracking of conventional cigarettes in burning are reduced, and an effective way is provided for healthy smoking of the consumers.

At present, the ventilation mode of heating cigarette products is normal-pressure oxygen-enriched smoking, air flow introduced from the outside longitudinally enters cigarettes through the end faces of tobacco material sections of the cigarettes, and the temperature of the tobacco sections is changed violently due to the longitudinal air flow entering the heated cigarettes in the smoking process, so that the volatilization of aroma substances of the tobacco substances in the heating process is unstable, and the tobacco substances are easy to generate oxidation reaction in the heating process, so that the smoke amount and the aroma substances are reduced. Therefore, there is a need for improvements in the air intake system for heating cigarettes, to increase the stability of mass and heat transfer during heating, to reduce oxidation of tobacco material during smoking, and to increase smoke levels and flavor.

Disclosure of Invention

The invention aims to provide a heated cigarette with a lateral air inlet function, which solves the defects in the prior art, can ensure that the mass transfer and heat transfer of tobacco substances in the heating process are more stable, reduces the oxidation reaction of the tobacco substances in the smoking process, and increases the smoke amount and the flavor substances.

The invention provides a heated cigarette with a lateral air inlet function, wherein the heated cigarette consists of a tobacco material section and a filter stick functional section;

an air inlet hole is formed at the joint of the tobacco material section and the filter stick functional section;

the tobacco material section is filled with tobacco materials, and the filter stick functional section is used for converging, cooling and filtering smoke.

The heated cigarette with the lateral air inlet function is characterized in that an air inlet area is arranged at the joint of the tobacco material segment and the filter stick functional segment; the air inlet area is positioned at one end of the tobacco material section close to the filter stick functional section and at one end of the filter stick functional section close to the tobacco material section;

the air inlet hole is positioned on the air inlet area.

The heated cigarette with the lateral air intake function is characterized in that the air intake holes are arranged in the circumferential direction of the air intake area.

The heated cigarette with the lateral air intake function as described above, wherein optionally, the number of the air intake holes in each row is one or more.

The heated cigarette with the lateral air intake function as described above, wherein optionally, a center line of the air intake hole is perpendicular to a center line of the heated cigarette.

The heated cigarette with the lateral air inlet function is characterized in that the functional section of the filter stick is of a multi-element composite structure; .

The filter rod functional section is of a ternary composite structure, and the filter rod functional section sequentially comprises a hollow section, a cooling section and a filter tip section along the direction far away from the tobacco material section, wherein the hollow section is connected with the tobacco material section.

The heated cigarette with the lateral air intake function optionally further comprises a wrapping layer, wherein the wrapping layer is made of paper or aluminum foil;

the wrapping layer wraps the peripheries of the tobacco material section and the filter stick functional section to form the heating cigarette.

The heated cigarette with a lateral air intake function as described above, wherein optionally the air intake hole penetrates through the wrapping layer so that air can enter the heated cigarette through the air intake hole during smoking.

A heated cigarette having a side-entry function as described above wherein, optionally, the length of tobacco material is no less than the length of the heating element of the heater means used to heat the cigarette.

Compared with the prior art, the invention is provided with the air inlet at the joint of the tobacco material section and the filter stick functional section of the heated cigarette. Therefore, when the heating appliance is used for heating the tobacco material section on the cigarette, most of the outside air enters the cigarette from the side air inlet hole for heating the cigarette, so that the air quantity passing through the tobacco material section in the axial direction is reduced. In the whole heating process, the tobacco substance section is in the environment with negative pressure and less oxygen, under the state, the mass transfer and heat transfer of the tobacco substance in the heating process are more stable, in addition, the oxidation reaction of the tobacco substance in the environment with negative pressure and less oxygen is reduced, the release variety and content of the flavor substances are increased, and the nicotine release amount and the smoke amount are also improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the present invention with the intake area labeled;

fig. 3 is a schematic view of the present invention in use.

Description of reference numerals:

1-a filter stick functional section, 2-a cooling section, 3-a hollow section, 4-a tobacco material section, 5-an air inlet area and 6-a filter tip section.

Detailed Description

The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.

In the case of the example 1, the following examples are given,

the embodiment provides a heated cigarette with a lateral air inlet function, wherein the heated cigarette consists of a tobacco material section 4 and a filter stick functional section 1; that is, in the present embodiment, the heated cigarette is composed of two functional segments, one tobacco material segment 4 and one filter plug functional segment 1. The main improvement point of the embodiment is that an air inlet hole is arranged at the joint of the tobacco material section 4 and the filter stick functional section 1; that is, the air inlet holes in the invention are arranged at the connection part of the tobacco material section 4 and the filter stick functional section 1, and during the smoking process, most of the outside air enters the cigarette from the side air inlet holes of the heated cigarette, so that the air quantity passing through the tobacco material section 4 in the axial direction is reduced. Specifically, tobacco materials are filled in the tobacco material section 4, and the filter stick functional section 1 is used for converging, cooling and filtering smoke. In the whole heating process, the tobacco substance section 4 is in a negative-pressure oxygen-less environment, the mass transfer and heat transfer of the tobacco substances in the heating process are more stable in the state, in addition, the oxidation reaction of the tobacco substances in the negative-pressure oxygen-less environment is reduced, the release variety and content of the flavor substances are increased, and the nicotine release amount and the smoke amount are also improved.

Further, an air inlet area 5 is arranged at the joint of the tobacco material section 4 and the filter stick functional section 1; the air inlet area 5 is positioned at one end of the tobacco material section 4 close to the filter stick functional section 1 and at one end of the filter stick functional section 1 close to the tobacco material section 4; the air inlet holes are positioned on the air inlet area 5. Namely, a part of the air inlet area 5 is overlapped with the tobacco material section 4, and a part of the air inlet area is overlapped with the filter stick functional section 1. More specifically, the air intake holes are arranged in one row or more than two rows along the circumferential direction of the air intake zone 5. So, the setting can be convenient for produce and punch, simultaneously, guarantees that most air all gets into by the inlet port when the suction. More specifically, the number of the air intake holes per row is one or more. The central line of the air inlet hole is vertical to the central line of the heated cigarette.

In the case of the example 2, the following examples are given,

the difference between this embodiment and embodiment 1 is that in embodiment 1, the filter rod functional segment 1 is of a single structure, whereas in this embodiment, the filter rod functional segment 1 is of a multi-component composite structure, in particular, the filter rod functional segment 1 in this embodiment is of a three-component composite structure. That is, the filter rod functional segment 1 in the present embodiment is provided with a filter segment 6, a cooling segment 2, and a hollow segment 3 in this order in the direction close to the tobacco material segment 4.

Specifically, the hollow section 3 is a hollow structure for converging flue gas and air; the cooling section 2 is used for reducing the temperature of the flue gas; the filter section 6 is used for filtering smoke and heating the four-section structure of the cigarette, the connection mode of each two sections is the same as that of the prior art, and it should be noted that the connection mode is only the same as that of the prior art, and does not mean that the four-section structure in the application is disclosed.

Furthermore, the peripheral surface of the joint of the tobacco material section 4 and the hollow section 3 is provided with an air inlet hole. The term "peripheral surface" as used herein means the circumferential surface of a heated cigarette and does not include the end surface of the heated cigarette.

In particular, the tobacco mass section 4 is heated to produce smoke. Further, the tobacco material section 4 is filled with tobacco materials, and the hollow section 3 is used for converging smoke and air; the cooling section 2 is used for cooling the air flow passing through the cooling section 2, and the filter tip section 6 is used for filtering smoke.

During the specific use, will heat the cigarette and insert in rather than the heating utensil of collocation use, the one end of tobacco material section 4 is inserted or the cover is located to the heater block among the heating utensil, utilizes the heater block to heat tobacco material section 4, and the air inlet and the sleeve of heating utensil are through improving, can guarantee that the air mostly gets into by cigarette side direction ventilation district in the suction process, reduce the air volume that gets into from the terminal surface of tobacco material section 4, can make tobacco material section 4 be in the less oxygen state of negative pressure to the greatest extent. That is, this kind of heating cigarette with side direction function of admitting air need match the heating appliance of side direction air admission to use, tobacco material section 4 is after the heating, the air admits air through the junction ventilation zone of tobacco material section 4 and hollow segment 3, the dynamic in-process tobacco material of suction is in the little oxygen state of negative pressure all the time, simultaneously because the terminal surface entering air by tobacco material section 4 reduces, it is comparatively stable to have guaranteed tobacco material section 4 in suction in-process temperature, the mass transfer heat transfer of tobacco material in the heating process is more stable, the oxidation reaction of tobacco material reduces under the few oxygen environment of negative pressure simultaneously, make the release kind and the content of fragrant substance increase, nicotine release amount and smog volume also obtain promoting.

Referring to fig. 2, as a preferred implementation manner, an air intake area 5 is arranged on the heated cigarette, and the air intake area 5 is located at a connection position of the tobacco material section 4 and the hollow section 3; the air intake zone 5 is located at one end of the tobacco material section 4 adjacent to the hollow section 3 and at one end of the hollow section 3 adjacent to the tobacco material section 4; the air inlet holes are positioned on the air inlet area 5. That is, the position of the air intake area 5 is shown by a dotted line frame in fig. 2, and air intake holes are distributed in the air intake area 5. Through so setting up, make tobacco material section 4 be in the few oxygen environment of negative pressure in the heating process, make the release kind and the content of fragrant substance increase, nicotine release amount and smog volume also obtain promoting, in addition, because most air does not heat the intensification through the heating of heating part, make the temperature that the flue gas enters into the oral cavity more suitable.

As a preferred implementation, the number of the air inlet holes is one or more. Specifically, in practice, the air inlets are provided with one or more rows along the circumferential direction of the air inlet area 5, and of course, in practice, one or two rows are preferred. Wherein, the row in the invention refers to a plurality of holes along the axial direction of the heated cigarette. During production, laser drilling equipment used for drilling is installed in heating cigarette unit equipment through prefabrication or modification, laser beams are conveyed on double-length uncut heating cigarettes, and the double-length uncut heating cigarettes to be drilled rotate and do not move under the action of the two rotating drums, so that the drilling uniformity of the heating cigarettes is guaranteed. The laser pulse duration is 30-300 microseconds while drilling. Further, the central line of the air inlet hole is perpendicular to the central line of the heated cigarette.

Further, the heated cigarette comprises a wrapping layer, and the wrapping layer is cylindrical; in specific implementation, the wrapping layer can be a paper tube or other wrapping materials such as aluminum foil. The wrapping layer wraps the periphery of the cigarette to form the heating cigarette. Further, the air inlet hole penetrates through the wrapping layer, and the air inlet hole located at the joint of the tobacco material section 4 and the hollow section 3 is communicated with the tobacco material section 4 and the hollow section 3, so that air can enter the heated cigarette through the air inlet hole in the smoking process.

Further, the length of the tobacco mass 4 is not less than the length of the heating element of the heater means for heating the cigarette. Therefore, the contact between air and the heating part can be reduced, so that the mass and heat transfer process of the tobacco substances is more stable, the release variety and content of the flavor substances are increased, and the nicotine release amount and the smoke amount are also improved.

In order to further illustrate the effect of the invention, the existing product is used as a control sample, a test sample is obtained by punching at the junction of the tobacco material section 4 and the hollow section 3, the sensory quality of the control sample and the test sample is evaluated in a comparative way, the control sample adopts the existing heating appliance, the test sample adopts the lateral air inlet heating appliance matched with the control sample, the heating curve of the appliance is consistent with that of the existing heating appliance, and the evaluation result is shown in table 1. As can be seen from table 1, the sensory quality of the heated cigarette with the lateral air intake function is improved, specifically, the smoke amount and the aroma amount are increased, the physiological strength is increased, and the smoking comfort is increased.

TABLE 1

Sample (I)	Temperature 20 min	The amount of smoke is 20 minutes	Fragrance of 20 points	Physiological intensity 10 points	Comfort 20 points	Peculiar smell 10 points	Total up to
								Existing heating cigarette	18.3	17.5	17.3	6.5	16.5	8.5	84.6
The invention relates to a cigarette	19.0	18.5	18.1	7.1	17.5	8.6	88.8

The construction, features and functions of the present invention are described in detail in the embodiments illustrated in the drawings, which are only preferred embodiments of the present invention, but the present invention is not limited by the drawings, and all equivalent embodiments modified or changed according to the idea of the present invention should fall within the protection scope of the present invention without departing from the spirit of the present invention covered by the description and the drawings.

Claims

1. A heating cigarette with lateral air inlet function is characterized in that: the heating cigarette consists of a tobacco material section (4) and a filter stick functional section (1);

an air inlet hole is formed at the joint of the tobacco material section (4) and the filter stick functional section (1);

the tobacco material section (4) is filled with tobacco materials, and the filter stick functional section (1) is used for converging, cooling and filtering smoke.

2. The heated cigarette with lateral air intake function of claim 1, wherein: an air inlet area (5) is arranged at the joint of the tobacco material section (4) and the filter stick functional section (1); the air inlet area (5) is positioned at one end of the tobacco material section (4) close to the filter stick functional section (1) and at one end of the filter stick functional section (1) close to the tobacco material section (4);

the air inlet hole is positioned on the air inlet area (5).

3. The heated cigarette with lateral air intake function of claim 2, wherein: the air inlets are arranged in one row or more than two rows along the circumferential direction of the air inlet area (5).

4. The heated cigarette with lateral air intake of claim 3, wherein: the number of the air inlet holes in each row is one or more.

5. The heated cigarette with lateral air intake function of claim 1, wherein: the central line of the air inlet hole is vertical to the central line of the heated cigarette.

6. The heated cigarette with lateral air intake function of claim 1, wherein: the filter stick functional section (1) is of a multi-element composite structure.

7. The heated cigarette with lateral air intake of claim 6, wherein: the filter stick functional section (1) is of a ternary composite structure, the filter stick functional section (1) is sequentially connected with the tobacco material section (4) according to a hollow section (3), a cooling section (2) and a filter tip section (6) along the direction far away from the tobacco material section (4).

8. The heated cigarette with a lateral air intake function according to any one of claims 1 to 7, wherein: the heated cigarette also comprises a wrapping layer, wherein the wrapping layer is made of paper or aluminum foil;

the wrapping layer wraps the peripheries of the tobacco material section (4) and the filter stick functional section (1) to form the heating cigarette.

9. The heated cigarette with lateral air intake of claim 8, wherein: the air inlet hole penetrates through the wrapping layer, so that air can enter the heated cigarette through the air inlet hole in the smoking process.

10. The heated cigarette with a lateral air intake function according to any one of claims 1 to 7, wherein: the length of the tobacco mass section (4) is not less than the length of a heating element of a heater device for heating the cigarette.