TW202211818A - Integrated heat-not-burn cigarette - Google Patents

Abstract

The invention discloses an integrated heat-not-burn cigarette which comprises an integrally-formed packaging pipe, a fuming section, a hollow pipe section, a filtering section and a sealing piece. The fuming section is composed of a plurality of fuming particles; the fuming section, the hollow pipe section and the filtering section are all connected into the packaging pipe, and the hollow pipe section is arranged between the fuming section and the filtering section; the sealing piece is connected to the end, close to the fuming section, of the packaging pipe. The integrally-formed packaging pipe is used for containing the fuming section, the hollow pipe section and the filtering section, the sealing piece is adopted to be connected to the end, close to the fuming section, of the packaging pipe in a sealed mode, the manufacturing process difficulty is small, and the cost is low.

Description

Integrated heat not burn cigarette

The invention relates to an integrated heat-not-burn cigarette, especially an integrated heat-not-burn cigarette.

A heat-not-burn cigarette is a cigarette made of tobacco material that is heated by an electronic heating device without burning it. No open flame or soot is used during smoking, so it is an environment-friendly cigarette. When smoking this cigarette with an electronic heating device, consumers can not only feel the flavor of the tobacco, but also significantly reduce the harmful substances produced by the high-temperature pyrolysis of conventional rolls during combustion, thus providing consumers with an effective health Smoking is more and more popular among consumers.

The current heat-not-burn cigarettes are constituted by a segmented structure, which is not only complicated in processing technology, but also high in cost.

The purpose of the present invention is to overcome the deficiencies of the prior art and provide an integrated heat-not-burn cigarette.

In order to achieve the above purpose, the present invention adopts the following technical solutions: an integrated heat-not-burn cigarette, including an integrally formed packaging tube, a smoking section, an empty tube section, a filter section and a sealing member; the smoking section is a plurality of cigarettes. Particle composition; the smoking section, the empty pipe section and the filtering section are all connected in the packaging tube, and the empty tube section is located between the smoking section and the filtering section; the sealing member is sealed at one end of the packaging tube close to the smoking section .

Its further technical scheme is: the length of the heat-not-burn cigarette is 5cm-8cm, the diameter is 1cm-1.2cm, and the suction resistance is 500-1400pa.

Its further technical scheme is: the filter section is a solid filter rod or a hollow filter rod; the filter section is made of polylactic acid tow material or acetate fiber tow material; the length of the filter section is 2-3cm.

Its further technical scheme is: the packaging tube is a hard paper tube, and the thickness of the hard paper tube is 0.5-1.3 mm.

Its further technical scheme is as follows: the particle size of the smoking particles is 0.5-0.8 mm.

Its further technical scheme is: the hollow pipe section includes a hollow pipe body; the hollow pipe body is cylindrical in shape and its two ends are open, and a partition part is arranged in the pipe of the hollow pipe body, and the partition part separates the hollow pipe The hollow part in the tube of the main body is divided into a first smoke channel and a second smoke channel. The diameter of the smoking particles in the burning cigarette; the outer surface of the hollow tube body is uniformly spaced with a plurality of strip-shaped protrusions along its length direction.

Its further technical scheme is: the partition is provided with a through hole connecting the first smoke channel and the second smoke channel, and the through hole is located in the center of the partition; the length of the hollow tube body is 5mm-7mm; The protrusion includes a top plane, and a left concave arc surface and a right concave arc surface located on both sides of the top plane; the space between two adjacent strip protrusions forms a semicircular shape; the hollow tube body Made of acrylic material.

Its further technical scheme is as follows: the sealing member comprises a sealing circular paper sheet that is easily punctured by a heating needle; the sealing circular paper sheet is provided with a plurality of micropores, and the plurality of micropores are arranged neatly or randomly; the micropores are in a circular shape , the diameter of the micropores is smaller than the diameter of the smoke particles of the heat-not-burn cigarette, the diameter of the micropores is 20nm-50nm; the density of the micropores is 200-300/cm ² .

Its further technical scheme is: the air permeability of the sealing circular paper sheet is 1000-5000 CU.

Its further technical scheme is: the sealing circular paper sheet includes a first layer; the first layer is a tipping paper layer; the thickness of the tipping paper layer is 0.3mm-0.5mm; the tensile strength of the tipping paper layer is 1.3 mm -1.8/g.cm ^-3 ; the sealing disc also includes a second layer; the second layer is located on the inner side of the tipping paper layer, and the second layer is a high-air-permeability molding paper layer, which is The thickness of the high air permeability forming paper layer is 0.2mm-0.6mm; the high air permeability forming paper layer is made of one of hardwood sulfite pulp, hardwood kraft pulp, softwood sulfite pulp and softwood kraft pulp or A mixture of several.

Compared with the prior art, the beneficial effect of the present invention is that: the present invention uses the integrally formed packaging tube to contain the smoking section, the empty tube section and the filtering section, and uses a sealing member to seal the packaging tube near the smoking section At one end, the manufacturing process is less difficult and the cost is low.

The above description is only an overview of the technical solution of the present invention. In order to understand the technical means of the present invention more clearly, it can be implemented in accordance with the content of the description, and in order to make the above and other purposes, features and advantages of the present invention more clearly understood, the following A preferred embodiment is given, and the detailed description is as follows.

In order to help your examiners to understand the technical features, contents and advantages of the present invention and the effects that can be achieved, the present invention is hereby described in detail as follows in the form of an embodiment with the accompanying drawings, and the drawings used therein, Its purpose is only for illustration and auxiliary description, and it may not be the real scale and precise configuration after the implementation of the present invention. Therefore, the proportion and configuration relationship of the attached drawings should not be interpreted or limited to the scope of rights of the present invention in actual implementation. , together with the first description.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " The orientation or position indicated by "back", "left", "right", "vertical", "level", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc. The relationship is based on the orientation or positional relationship shown in the drawings, only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore It should not be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the present invention, unless otherwise expressly specified and limited, the terms "installation", "connection", "connection", "fixing" and other terms should be understood in a broad sense, for example, it may be a connection or a detachable connection, It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the present invention, unless otherwise expressly specified and limited, a first feature "on" or "under" a second feature may include the first and second features in direct contact, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature level is higher than the second feature. The first feature being "below", "below" and "below" the second feature includes that the first feature is directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

In the description of this specification, reference to description of the terms "one embodiment," "some embodiments," "example," "specific example," "or "some examples," etc., means specific details described in connection with the embodiment or example. Features, structures, materials or characteristics are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above-mentioned terms should not be construed as necessarily aiming at the same embodiment or example. Moreover, describe The specific features, structures, materials or characteristics of the device can be combined in a suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine the different embodiments or examples described in this specification. combination.

Please refer to Figures 1 and 2, the present invention provides an integrated heat-not-burn cigarette, including an integrally formed packaging tube 1, a smoking section, an empty tube section, a filter section (2, 4) and a sealing member; the smoking section is It is composed of a plurality of smoking particles; the smoking section, the empty pipe section and the filtering section (2, 4) are all connected in the packaging tube 1, and the empty pipe section is located between the smoking section and the filtering section (2, 4); The end of the packaging tube 1 close to the smoking section is sealed. In this embodiment, the length of the heat-not-burn cigarette is 7cm, the diameter is 1cm, and the draw resistance is 600pa. The filter sections (2, 4) are solid filter rods, and the filter sections (2, 4) are made of acetate fiber tow material; the filter sections (2, 4) are 3 cm in length. The packaging tube 1 is a cardboard tube, and the thickness of the cardboard tube is 0.8 mm. The particle size of the smoking particles is 0.8 mm, the smoking particles can be round or oval, and the smoking particles are composed of smoking substances and natural extracts; wherein the smoking substances are selected from propylene glycol, glycerol, and triacetin The natural extract is made from one or more selected from red jujube extract, plum extract, several moss extract, and licorice extract. Due to the presence of the above-mentioned natural extracts in the smoking granules, not only is it harmless to the body, but also the generated aroma can improve the user's experience.

In the present invention, the produced integrally formed packaging tube 1 is used to house the smoking section, the empty tube section and the filter section (2, 4), and is sealed at one end of the packaging tube 1 close to the smoking section by using a sealing member. The process is less difficult and the cost is low.

Please refer to FIGS. 3 and 4 , the hollow tube body 3 has a cylindrical shape with open ends at both ends. The hollow tube body 3 is provided with a partition 31 inside the tube. The partition 31 divides the hollow parts of the hollow tube body 3 into It is divided into a first smoke channel 32 and a second smoke channel 43. In this embodiment, the partition 31 is provided with a through hole 311 connecting the first smoke channel 32 and the second smoke channel 43. The diameter of the through hole 311 is smaller than The diameter of the smoking particles in the heat-not-burn cigarette; the outer surface of the hollow tube body 3 is provided with a plurality of strip-shaped protrusions 34 evenly spaced along its length direction.

Preferably, the length of the hollow tube body 3 is one tenth of the length of the heat-not-burn cigarette.

Since the general length of the heat-not-burn cigarette is about 7 cm, the length of the hollow tube body 3 cannot be arbitrarily set. In order to achieve a balance point in the overall performance of the heat-not-burn cigarette, preferably, the length of the hollow tube body 3 is 5mm-7mm. In this embodiment, the length of the hollow tube body 3 is 7 mm.

Further, please refer to FIG. 3 , the strip protrusion 34 includes a top plane 341 , and a left concave arc surface 342 and a right concave arc surface 343 located on both sides of the top plane 341 . The interval area between the two adjacent strip protrusions 34 forms a semicircular shape, and the semicircular shape can reduce the resistance to the flow of smoke and make the process of passing smoke more smoothly.

Preferably, the hollow tube body 3 is made of acrylic material. The choice of acrylic material is not only low cost, but also easy to manufacture and form, especially for the forming of the strip protrusions 34 and the through holes 311, the choice of acrylic material is more important.

By opening both ends of the hollow tube body 3 , a partition part 31 is provided in the tube of the hollow tube body 3 , the partition part 31 is provided with a through hole 311 , and a plurality of partition parts 31 are provided at intervals on the outer surface of the hollow tube body 3 The strip-shaped protrusions 34 can not only effectively prevent the smoking particles from entering the cotton tube, but also have a certain transition effect on the temperature generated by the combustion of the smoking particles after the partition 31 is installed, so as to prevent the temperature from being transmitted to the cotton tube too quickly. The cotton tube section (the position where the user's mouth smokes), thereby achieving the effect of cooling, and due to the provided through holes 311 and the strip protrusions 34, the smoke generated by the burning of the smoking particles can be smoothly released from the cotton tube section, so it is not It will not affect the release of the amount of smoke, thereby making the user experience better.

In some embodiments, the partition is provided with five through holes connecting the first smoke channel and the second smoke channel, one of the five through holes is located in the center of the partition, and the other four through holes surround The through holes in the center are arranged in a circular array. Multiple through holes are provided, which is more conducive to the fluency of the smoke.

In some embodiments, a guide baffle is added outside the through hole (that is, in the first smoke channel or the second smoke channel). Fixed, the guide baffle is located directly above the through hole, and the cross-sectional area of the guide baffle is larger than the cross-sectional area of the through hole. Preferably, the guide baffle is in a circular shape. The gaps between adjacent support columns are used for the passage of smoke from the through holes. The flow path of the smoke can be changed by the set guide baffle, so as to further play the role of cooling.

Further, please refer to FIGS. 5 and 6, the sealing member includes a sealing disc 5 that is easily punctured by a heating needle; the sealing disc 5 is provided with a plurality of micro-holes 51, and the plurality of micro-holes 51 are arranged neatly or randomly. The micropore 51 is in a circular shape, the diameter of the micropore 51 is less than the diameter of the smoke particles of the heat-not-burn cigarette, and the diameter of the micropore 51 is 20nm-50nm; the density of the micropore 51 is 200-300/cm ^2. The diameter of the sealing disc 5 is 0.8cm-1.2cm, and the air permeability of the sealing disc 5 is 1000-5000CU.

Specifically, the plurality of micro-holes 51 are arranged to increase the air permeability, so that when heating the smoking particles, the outside air enters the cigarette, which is helpful for the generation of smoke of the smoking particles.

Further, please refer to FIG. 6 , the sealing disc 5 includes a first layer; the first layer is a tipping paper layer 53 ; the thickness of the tipping paper layer 53 is 0.3mm-0.5mm. The tensile strength of the tipping paper layer 53 is 1.3-1.8/g.cm ^-3 . The sealing disc 5 also includes a second layer; the second layer is located on the inner side of the tipping paper layer 53, the second layer is a high-air-permeability molding paper layer 52, and the thickness of the high-air-permeability molding paper layer 52 is 0.2mm- 0.6mm. The high-air-permeability forming paper layer 52 is made of one or a mixture of hardwood sulfite pulp, hardwood kraft pulp, softwood sulfite pulp and softwood kraft pulp.

In some embodiments, the integrated HNB cigarette further includes a cooling section, and the cooling section is located between the smoking section and the empty tube section for further cooling the integrated HNB cigarette. The cooling section includes a cooling container and cooling particles installed in the cooling container (of course, the cooling particles can also be replaced by cooling powder); the cooling container is in the shape of a tube with openings at both ends, and there is a smoke hole in the center of the cooling container. The smoke holes are arranged along the length of the cooling container, and the cooling container is also provided with a plurality of cooling channels. The cooling channels are arranged along the length of the cooling container.

In addition to the central hole provided in the center of the cooling container, there are also a plurality of cooling channels, and the cooling channels are arranged along the length of the cooling container, and the inner wall of the cooling channel is provided with material holes for holding cooling particles. In the process of use, when the flue gas passes through the cooling channel, the cooling particles will continuously cool the flue gas, and the cooling effect is remarkable.

Preferably, the diameter of the smoke through hole is larger than that of the cooling channel.

Since the length of the heat-not-burn cigarette is generally fixed, the particle size of the cooling particles is neither too large nor too small. Therefore, preferably, the particle size of the cooling particles is 0.8-1.2 mm.

Preferably, the filling rate of the cooling particles in the material holes of the cooling channel is 60%-75%. The reason why it is not easy to fill too much and not too little cooling particles is that choosing a suitable filling rate can ensure that during use, the heat-not-burn cigarettes can move with the swing of the human arm and play a role in stirring the cooling particles, so as to be able to Preventing the local temperature of some cooling particles from being too high is conducive to maintaining the uniformity of the heat absorbed by each cooling particle and improving the cooling effect. Preferably, the cooling particles are made of polypropylene cooling masterbatch particles or amine carbonate particles.

Further, the outer surface of the cooling container is recessed with a plurality of arc-shaped grooves, the plurality of arc-shaped grooves are arranged along the length direction of the cooling container, and aroma-enhancing rods are arranged in the plurality of arc-shaped grooves. The flavoring rod is connected to the arc-shaped groove by means of interference fit. The flavoring stick includes a wrapping paper, and the fragrance packaged in the wrapping paper. Specifically, the spice can be spice with mint, coffee, fruit, and flower aroma, and the wrapping paper is made of heat-absorbing paper. Flavoring sticks can provide aroma to heat-not-burn cigarettes, and the wrapping paper used is made of heat-absorbing paper. The aroma release has a secondary effect, allowing the aroma to be released faster and more intensely due to the heat. In order to further improve the cooling effect, the cooling container is made of polypropylene.

The above are only the best specific embodiments of the present invention, but the structural features of the present invention are not limited to this. Any changes or modifications that can be easily thought of by those skilled in the art in the field of the present invention can be covered in the The scope of the patent in this case is as follows.

To sum up, the present invention does have an unprecedented innovative structure, which has not been seen in any publications, nor has there been any similar products in the market, so there should be no doubts about its novelty. In addition, the unique features and functions of the present invention are far from comparable to conventional ones, so it is indeed more progressive than conventional ones.

1: Packaging tube 2, 4: filter section 3: Hollow tube body 31: Divider 311: Through hole 32: The first smoke channel 34: Strip protrusions 341: Top Plane 342: Left concave arc surface 343: Right concave arc surface 43: Second smoke channel 5: Seal the round piece of paper 51: Micropore 52: High air permeability forming paper layer 53: tipping paper layer

FIG. 1 is a schematic structural diagram of a specific embodiment of an integrated heat-not-burn cigarette of the present invention. 2 is a schematic structural diagram of a packaging tube in a specific embodiment of the integrated heat-not-burn cigarette of the present invention. 3 is a schematic structural diagram of a hollow body in a specific embodiment of the integrated heat-not-burn cigarette of the present invention. FIG. 4 is a cross-sectional view at FIG. 3A . FIG. 5 is a schematic structural diagram of a sealing disc in a specific embodiment of the integrated heat-not-burn cigarette of the present invention. FIG. 6 is a schematic cross-sectional view of a sealing circular paper sheet in a specific embodiment of the integrated heat-not-burn cigarette of the present invention.

1: Packaging tube

2, 4: filter section

3: Hollow tube body

5: Seal the round piece of paper

Claims (10)

The integrated heat-not-burn cigarette is characterized in that it includes an integrally formed packaging tube, a smoking section, an empty tube section, a filter section and a sealing member; the smoking section is composed of a plurality of smoking particles; the smoking section, Both the empty pipe section and the filtering section are connected in the packaging tube, and the empty tube section is located between the smoking section and the filtering section; the sealing member is sealed at one end of the packaging tube close to the smoking section. The one-piece HNB cigarette as claimed in claim 1, wherein the HNB cigarette has a length of 5cm-8cm, a diameter of 1cm-1.2cm, and a suction resistance of 500-1400pa. As claimed in claim 1, the one-piece heat-not-burn cigarette, wherein the filter section is a solid filter rod or a hollow filter rod; the filter section is made of polylactic acid tow material or acetate tow material; the length of the filter section is 2 -3cm. The one-piece heat-not-burn cigarette according to claim 1, wherein the packaging tube is a cardboard tube, and the thickness of the cardboard tube is 0.5-1.3 mm. The one-piece heat-not-burn cigarette according to claim 1, wherein the particle size of the smoking particles is 0.5-0.8 mm. As claimed in claim 1, the one-piece heat not burn cigarette, wherein the hollow tube section comprises a hollow tube body; the hollow tube body is cylindrical and its two ends are open, and the hollow tube body is provided with a partition in the tube The partition part is divided into a first smoke channel and a second smoke channel equally, and the partition part is provided with at least one through hole connecting the first smoke channel and the second smoke channel, The diameter of the through hole is smaller than the diameter of the smoking particles in the heat-not-burn cigarette; the outer surface of the hollow tube body is uniformly spaced with a plurality of strip-shaped protrusions along its length direction. The one-piece heat-not-burn cigarette as claimed in claim 1, wherein the partition is provided with a through hole connecting the first smoke channel and the second smoke channel, and the through hole is located in the center of the partition; The length is 5mm-7mm; the strip protrusion includes a top plane, and a left concave arc surface and a right concave arc surface located on both sides of the top plane; the interval area between two adjacent strip protrusions constitutes Semi-circular shape; the hollow tube body is made of acrylic material. The one-piece heat-not-burn cigarette as claimed in claim 1, wherein the sealing member comprises a sealing disc that is easily punctured by a heating needle; the sealing disc is provided with a plurality of micro-holes, and the plurality of micro-holes are arranged in an orderly manner or The micropores are in a circular shape, the diameter of the micropores is smaller than the diameter of the smoke particles of the heat-not-burn cigarette, the diameter of the micropores is 20nm-50nm; the density of the micropores is 200-300/cm ² . According to claim 8, the one-piece heat-not-burn cigarette, wherein the air permeability of the sealing disc is 1000-5000 CU. As claimed in claim 9, the one-piece heat-not-burn cigarette, wherein the sealing disc comprises a first layer; the first layer is a tipping paper layer; the thickness of the tipping paper layer is 0.3mm-0.5mm; The tensile strength of the loose paper layer is 1.3-1.8/g.cm ^-3 ; the sealing disc also includes a second layer; the second layer is located on the inner side of the tipping paper layer, and the second layer is high Air permeability forming paper layer, the thickness of the high air permeability forming paper layer is 0.2mm-0.6mm; the high air permeability forming paper layer is composed of hardwood sulfite pulp, hardwood kraft pulp, softwood sulfite pulp and One or several kinds of softwood kraft pulp are mixed.

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