阅读说明：本技术 一种用于无纸化加热的全分离式加热卷烟烟支 (Full-separation type heating cigarette for paperless heating ) 是由 聂长武 尹献忠 李世杰 郝辉 陈泽少 席高磊 赵阔 赵旭 张喆 朱琦 郑峰洋 于 2021-09-24 设计创作，主要内容包括：本发明公开了一种用于无纸化加热的全分离式加热卷烟烟支,其烟草段、冷却段和滤嘴段顺次排布；烟草段包裹件包裹烟草段,第一复合包裹件包裹冷却段和滤嘴段,第二复合包裹件包裹滤嘴段和部分冷却段,烟草段包裹件上设有沿着烟草段包裹件的长度方向延伸的第一进气沟槽,且烟草段包裹件套设在第一复合包裹件外并与第一复合包裹件滑动配合,第二复合包裹件套设在第一复合包裹件外。本公开的加热卷烟烟支在插入烟具后,烟草段包裹件可沿着第一复合包裹件滑动,直至烟草段包裹件和烟草段完全分离,此时烟草段脱离加热卷烟烟支落入烟具的加热仓内,实现烟草段在加热过程中的无纸化加热,消除了纸味对烟气的影响,极大地提升了抽吸体验。(The invention discloses a full-separation type heating cigarette for paperless heating, wherein a tobacco section, a cooling section and a filter tip section are sequentially arranged; tobacco section parcel piece parcel tobacco section, first compound parcel piece parcel cooling zone and filter section, second compound parcel piece parcel filter section and partial cooling zone are equipped with the first slot that admits air that extends along the length direction of tobacco section parcel piece on the tobacco section parcel piece, and tobacco section parcel piece cover establish outside first compound parcel piece and with first compound parcel piece sliding fit, and second compound parcel piece cover establishes outside first compound parcel piece. This disclosed heating cigarette props up and inserts the smoking set after, tobacco section parcel piece can slide along first compound parcel piece, separates completely until tobacco section parcel piece and tobacco section, and the tobacco section breaks away from in heating cigarette props up the heated warehouses that falls into the smoking set this moment, realizes the paperless heating of tobacco section in the heating process, has eliminated the influence of paper flavor to the flue gas, has greatly promoted the suction and has experienced.)

1. A full-separation type heating cigarette for paperless heating is characterized by comprising a tobacco section, a tobacco section wrapping piece, a cooling section, a filter tip section, a first composite wrapping piece and a second composite wrapping piece; wherein the content of the first and second substances,

the tobacco section, the cooling section and the filter tip section are arranged in sequence;

tobacco section parcel piece is set up to be used for the parcel the tobacco section, first compound parcel piece is set up to be used for the parcel cooling section with the filter section, second compound parcel piece is set up to be used for the parcel filter section and part the cooling section, be equipped with on the tobacco section parcel piece along the first slot of admitting air that the length direction of tobacco section parcel piece extends, just tobacco section parcel piece cover is established outside the first compound parcel piece and with first compound parcel piece sliding fit, second compound parcel piece cover is established outside the first compound parcel piece, the length of tobacco section parcel piece with the length sum of second compound parcel piece is less than or equal to the length of first compound parcel piece.

2. The fully separated heated cigarette rod for paperless heating of claim 1, wherein the end of the tobacco segment wrapper is flush with the free end of the tobacco segment.

3. The fully separated heated cigarette rod for paperless heating of claim 1, wherein the tobacco section is provided with a second air inlet channel extending along a length of the tobacco section.

4. The fully-separated heated cigarette rod for paperless heating of claim 3, wherein the first air inlet grooves are uniformly distributed along the circumferential direction of the tobacco section wrapping piece, the second air inlet grooves are uniformly distributed along the circumferential direction of the tobacco section, and the first air inlet grooves and the second air inlet grooves are arranged in a one-to-one correspondence manner.

5. The fully separated heated cigarette rod for paperless heating of claim 1 wherein the sum of the length of the tobacco segment wrapper and the length of the second composite wrapper is equal to the length of the first composite wrapper, the ends of the first composite wrapper and the second composite wrapper being flush with the free ends of the filter segments.

6. A fully separated heated cigarette rod for paperless heating according to any of claims 1 to 5 wherein said cooling section comprises a first cooling section and a second cooling section, said second cooling section being located between said first cooling section and said filter section;

a first cooling channel is arranged in the first cooling section, a second cooling channel is arranged in the second cooling section, and the inner diameter of the first cooling channel is smaller than that of the second cooling channel.

7. The fully separated heated cigarette rod for paperless heating of claim 6, wherein the outer diameter of the first cooling section and the outer diameter of the second cooling section are equal.

8. The fully separated heated cigarette rod for paperless heating of claim 6, wherein the length of the first cooling section is greater than the length of the second cooling section.

9. The fully separated heated cigarette rod for paperless heating of claim 8, wherein the length of the first cooling section is 1.5-2 times the length of the second cooling section.

10. The fully separated heated cigarette rod for paperless heating of claim 6, wherein the ratio of the inner diameter of the first cooling channel to the inner diameter of the second cooling channel is (3-4): (4-5.5).

Technical Field

The invention relates to the field of manufacturing of heated cigarettes, in particular to a full-separation type heated cigarette for paperless heating.

Background

The traditional cigarette releases nicotine and fragrance in a mode of direct combustion of tobacco, so that the requirement of consumers is met, and the tobacco can release a plurality of harmful substances in the pyrolysis process. In recent years, along with the improvement of health consciousness of people, cigarettes are heated and not combusted in order to avoid inhaling harmful substances released by pyrolysis of tobacco.

The cigarette is heated by using a matched external heat source, so that the cigarette is not combusted to obtain nicotine and fragrance, and the cigarette has the characteristics of reducing tar and harm compared with the traditional cigarette while meeting the smoking requirement of consumers.

The tobacco section of the existing cigarette which is not heated and does not burn is wrapped by cigarette paper and inserted into a smoking set heating bin for heating, and the cigarette paper is heated to generate heavy paper flavor which is mixed into smoke to influence the smoke purity, so that the smoking experience of consumers is influenced.

Therefore, how to provide a heating cigarette capable of effectively avoiding the influence of the paper taste of the cigarette paper on the smoke purity becomes a technical problem to be solved urgently in the field.

Disclosure of Invention

The invention aims to provide a new technical scheme for a full-separation type heating cigarette which can effectively avoid the influence of the paper taste of cigarette paper on the smoke purity and is used for paperless heating.

According to a first aspect of the present invention there is provided a fully separated heated cigarette rod for paperless heating.

The full-separation type heating cigarette for paperless heating comprises a tobacco section, a tobacco section wrapping piece, a cooling section, a filter tip section, a first composite wrapping piece and a second composite wrapping piece; wherein the content of the first and second substances,

the tobacco section, the cooling section and the filter tip section are arranged in sequence;

tobacco section parcel piece is set up to be used for the parcel the tobacco section, first compound parcel piece is set up to be used for the parcel cooling section with the filter section, second compound parcel piece is set up to be used for the parcel filter section and part the cooling section, be equipped with on the tobacco section parcel piece along the first slot of admitting air that the length direction of tobacco section parcel piece extends, just tobacco section parcel piece cover is established outside the first compound parcel piece and with first compound parcel piece sliding fit, second compound parcel piece cover is established outside the first compound parcel piece, the length of tobacco section parcel piece with the length sum of second compound parcel piece is less than or equal to the length of first compound parcel piece.

Optionally, the end of the tobacco segment wrapper is flush with the free end of the tobacco segment.

Optionally, a second air inlet groove extending along the length direction of the tobacco section is formed in the tobacco section.

Optionally, the first air inlet grooves are uniformly distributed along the circumferential direction of the tobacco section wrapping piece, the second air inlet grooves are uniformly distributed along the circumferential direction of the tobacco section, and the first air inlet grooves and the second air inlet grooves are arranged in a one-to-one correspondence manner.

Optionally, the sum of the length of the tobacco section wrapping piece and the length of the second composite wrapping piece is equal to the length of the first composite wrapping piece, and the end of the first composite wrapping piece and the end of the second composite wrapping piece are flush with the free end of the filter section.

Optionally, the cooling section comprises a first cooling section and a second cooling section, the second cooling section being located between the first cooling section and the filter section;

a first cooling channel is arranged in the first cooling section, a second cooling channel is arranged in the second cooling section, and the inner diameter of the first cooling channel is smaller than that of the second cooling channel.

Optionally, the outer diameter of the first cooling section is equal to the outer diameter of the second cooling section.

Optionally, the length of the first cooling section is greater than the length of the second cooling section.

Optionally, the length of the first cooling section is 1.5-2 times the length of the second cooling section.

Optionally, the ratio of the inner diameter of the first cooling channel to the inner diameter of the second cooling channel is (3-4): (4-5.5).

This disclosed heating cigarette props up and inserts the smoking set after, tobacco section parcel piece can slide along first compound parcel piece, separates completely until tobacco section parcel piece and tobacco section, and the tobacco section breaks away from in heating cigarette props up the heated warehouses that falls into the smoking set this moment, realizes the paperless heating of tobacco section in the heating process, has eliminated the influence of paper flavor to the flue gas, has greatly promoted the suction and has experienced. Moreover, the purpose that air inlet channels do not need to be arranged on the smoking set can be realized by arranging the first air inlet grooves, the smoking set cost is effectively reduced, and the smoking experience is improved.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a schematic structural view from one perspective of an embodiment of a fully separated heated cigarette rod for paperless heating according to the present disclosure.

Figure 2 is a schematic structural diagram of another perspective view of an embodiment of a fully separated heated cigarette rod for paperless heating of the present disclosure.

Figure 3 is an exploded view of an embodiment of a fully separated heated cigarette rod for paperless heating of the present disclosure.

Figure 4 is a cross-sectional view of a fully separated heated cigarette rod embodiment for paperless heating of the present disclosure.

FIG. 5 is a schematic view of an embodiment of a fully separated heated cigarette rod for paperless heating according to the present disclosure in use.

The figures are labeled as follows:

the tobacco section-1, the second air inlet groove-10, the tobacco section wrapping piece-2, the first air inlet groove-20, the first cooling section-3, the first cooling channel-30, the second cooling section-4, the second cooling channel-40, the filter tip section-5, the first composite wrapping piece-6 and the second composite wrapping piece-7.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

As shown in fig. 1 to 4, the fully-separated heating cigarette for paperless heating of the present disclosure includes a tobacco segment 1, a tobacco segment wrapping member 2, a cooling segment, a filter segment 5, a first composite wrapping member 6 and a second composite wrapping member 7.

The tobacco section 1, the cooling section and the filter section 5 are arranged in sequence. During specific implementation, the tobacco section 1 and the cooling section are only contacted and not adhered, so that the tobacco section 1 and the cooling section can be separated when the heated cigarette is used. The cooling section and the filter section 5 can be contacted only and not bonded, and the cooling section and the filter section 5 are combined together through the wrapping action of the first composite wrapping piece 6 and the second composite wrapping piece 7; alternatively, the end faces of the cooling section and the filter section 5 may be glued together. The cooling section can be realized in various ways, for example, a cooling channel extending along the length direction of the cooling section is arranged in the cooling section; also for example, the cooling section has a honeycomb structure.

Tobacco section wrapper 2 may be used to wrap tobacco section 1, with tobacco section 1 being completely wrapped within tobacco section wrapper 2. A first composite wrap 6 may be used to wrap the cooling section and the filter section 5. A second composite wrapper 7 may be used to wrap the filter segment 5 and the partial cooling segment.

The tobacco section wrapping piece 2 is provided with a first air inlet groove 20 extending along the length direction of the tobacco section wrapping piece 2, and the tobacco section wrapping piece 2 is sleeved outside the first composite wrapping piece 6 and is in sliding fit with the first composite wrapping piece 6. The first intake grooves 20 may form intake passages. Sliding fit between tobacco section wrapper 2 and first composite wrapper 6 makes tobacco section wrapper 2 can slide along the outer wall of first composite wrapper 6 to expose the tobacco section 1 of parcel in tobacco section wrapper 2.

The second composite wrapper 7 is fitted over the first composite wrapper 6. The sum of the length of the tobacco section wrapper 2 and the length of the second composite wrapper 7 is less than or equal to the length of the first composite wrapper 6. When tobacco section wrapping member 2 slides along the outer wall of first composite wrapping member 6 to offset with second composite wrapping member 7, tobacco section wrapping member 2 separates completely from tobacco section 1, and tobacco section 1 can break away from the cigarette of heating this moment.

The use process of the fully separated heating cigarette rod for paperless heating disclosed by the invention can be as follows:

when the heating cigarette is not inserted into the smoking set, the tobacco section wrapping piece 2 wraps the tobacco section 1, the first composite wrapping piece 6 and the second composite wrapping piece 7 wrap the cooling section and the filter tip section 5, and the tobacco section 1 is combined with the cooling section and the filter tip section 5 through the sleeving between the tobacco section wrapping piece 2 and the first composite wrapping piece 6, so that the complete heating cigarette is formed.

When the heated cigarette is inserted into the smoking set for a certain depth, the tobacco section wrapping piece 2 stops moving under the action of the smoking set, the tobacco section 1 is continuously pushed to the heating bin of the smoking set under the pushing of the cooling section and the filter tip section 5, and the tobacco section wrapping piece 2 moves towards the direction far away from the tobacco section 1 along the outer wall surface of the first composite wrapping piece 6. Along with the movement of the tobacco section wrapping piece 2 along the outer wall surface of the first composite wrapping piece 6, the tobacco section 1 and the tobacco section wrapping piece 2 are gradually separated until the tobacco section wrapping piece 2 abuts against the second composite wrapping piece 6, at the moment, the tobacco section wrapping piece 2 is completely separated from the tobacco section 1 (as shown in fig. 5), and the tobacco section 1 can be completely separated from the cigarette body of the self-heating cigarette. The first air inlet channel 20 may be used as an air inlet passage for heated cigarettes during smoking.

This disclosed heating cigarette props up and inserts the smoking set after, tobacco section parcel piece 2 can slide along first compound parcel piece 6, separates completely until tobacco section parcel piece 2 and tobacco section 1, and tobacco section 1 breaks away from in heating cigarette props up the heated warehouses that falls into the smoking set this moment, realizes the paperless heating of tobacco section 1 in the heating process, has eliminated the influence of paper flavor to the flue gas, has greatly promoted suction experience. Moreover, the arrangement of the first air inlet groove 20 can realize the purpose that an air inlet channel is not required to be arranged on the smoking set, thereby effectively reducing the cost of the smoking set and improving the smoking experience.

In one embodiment of the disclosed fully separated heated cigarette rod for paperless heating, the ends of tobacco segment wrapper 2 are flush with the free ends of tobacco segment 1 in order to reduce the resistance to movement of tobacco segment wrapper 2 relative to tobacco segment 1.

In one embodiment of the disclosed fully separated heated cigarette rod for paperless heating, the tobacco section 1 is provided with a second air inlet channel 10 extending along the length of the tobacco section 1. The provision of the second air intake groove 10 facilitates the promotion of the air intake effect, thereby achieving a better suction experience.

Further, first inlet channel 20 is along the circumferential direction evenly distributed of tobacco section parcel piece 2, and second inlet channel 10 is along the circumferential direction evenly distributed of tobacco section 1, and first inlet channel 20 and the one-to-one setting of second inlet channel 10. Thus, when the tobacco section 1 is completely separated from the tobacco section wrapping piece 2, the first air inlet groove 20 and the second air inlet groove 10 are communicated to form an air inlet channel with smooth air flow circulation, so that the air inlet effect is further improved.

In particular embodiments, the first air inlet channel 20 may be formed by pressing the tobacco segment wrapper 2. Since the tobacco section 1 is wrapped by the tobacco section wrapper 2, when the tobacco section wrapper 2 is subjected to a force, the tobacco section 1 is also subjected to a pressure, thereby forming a second air inlet groove 10 in the tobacco section 1.

In one embodiment of the disclosed fully separated heated cigarette for paperless heating, to improve the compactness of the structure of the heated cigarette, the sum of the length of the tobacco section wrapper 2 and the length of the second composite wrapper 7 is equal to the length of the first composite wrapper 6, and the end of the first composite wrapper 6 and the end of the second composite wrapper 7 are flush with the free end of the filter section 5. After the heated cigarette is inserted into the smoking set, the tobacco section wrapping piece 2 moves along the first composite wrapping piece 6 to abut against the second composite wrapping piece 7, at the moment, one end, far away from the second composite wrapping piece 7, of the tobacco section wrapping piece 2 is flush with one end, close to the tobacco section 1, of the first composite wrapping piece 6, and the tobacco section 1 and the tobacco section wrapping piece 2 are completely separated.

In one embodiment of the disclosed fully separated heated cigarette rod for paperless heating, the cooling section comprises a first cooling section 3 and a second cooling section 4, the second cooling section 4 being located between the first cooling section 3 and the filter section 5.

In practice, the second cooling section 4, the first cooling section 3 and the filter section 5 can be contacted with and not bonded with each other only, and the first cooling section 3, the second cooling section 4 and the filter section 5 are combined together through the wrapping action of the first composite wrapping member 6 and the second composite wrapping member 7; alternatively, the second cooling section 4 may be bonded to the end faces of the first cooling section 3 and the filter section 5. Furthermore, a first composite wrap 6 may wrap the first cooling zone 3, the second cooling zone 4 and the filter segment 5, and a second composite wrap 7 may wrap the second cooling zone 4 and the filter segment 5.

A first cooling channel 30 is arranged in the first cooling section 3, and a second cooling channel 40 is arranged in the second cooling section 4. The inner diameter of the first cooling passage 30 is smaller than the inner diameter of the second cooling passage 40. The provision of the inner diameters of the first cooling passage 30 and the second cooling passage 40 is advantageous to enhance the cooling effect.

Further, the outer diameter of the first cooling section 3 and the outer diameter of the second cooling section 4 are equal.

Further, in order to more effectively enhance the cooling effect, the length of the first cooling section 3 is greater than that of the second cooling section 4.

Further, in order to more effectively improve the cooling effect, the length of the first cooling section 3 is 1.5 to 2 times the length of the second cooling section 4.

Further, in order to more effectively enhance the cooling effect, the ratio of the inner diameter of the first cooling passage 30 to the inner diameter of the second cooling passage 40 is (3-4): (4-5.5).

Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.