CN210581020U - Cigarette without burning when heated - Google Patents
Cigarette without burning when heated Download PDFInfo
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- CN210581020U CN210581020U CN201920673837.0U CN201920673837U CN210581020U CN 210581020 U CN210581020 U CN 210581020U CN 201920673837 U CN201920673837 U CN 201920673837U CN 210581020 U CN210581020 U CN 210581020U
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Abstract
The utility model provides a heating non-burning cigarette, which comprises a cylindrical wrapping piece, a cigarette core element, an aerial fog circulation element and a filter element, wherein the cigarette core element, the aerial fog circulation element and the filter element are arranged in the cylindrical wrapping piece in sequence; a plurality of smoke channels are arranged in the aerosol circulation element; aerial fog circulation component with the filter element interval sets up, the cigarette is not burnt in the heating still including locating aerial fog circulation component with first well kenozooecium between the filter element. The utility model discloses a heating incombustible cigarette brace has that the smog volume is big, entry flue gas temperature is low grade advantage.
Description
Technical Field
The utility model relates to a tobacco products field especially relates to a heating does not burn cigarette.
Background
A cigarette which is not burnt by heating is a cigarette made of tobacco substances which are not burnt by heating by electronic equipment. The cigarette is not burnt by heating, has no open fire and no cigarette ash in the smoking process, and is an environment-friendly cigarette. When the cigarette is smoked by adopting the electronic heating equipment, a consumer can feel the fragrance of the tobacco, and the cigarette which is not burnt is heated under the low-temperature condition, so that the release of tar and harmful substances in the mainstream smoke can be greatly reduced.
However, the conventional non-combustible heating cigarette has the problems of small smoke amount, high inlet smoke temperature and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heating does not burn a cigarette, has that the cigarette volume is big, entry flue gas temperature is low grade advantage.
In order to achieve the purpose, the utility model provides a heating non-burning cigarette, which comprises a cylindrical wrapping piece, a cigarette core element, an aerial fog circulation element and a filter element, wherein the cigarette core element, the aerial fog circulation element and the filter element are arranged in the cylindrical wrapping piece in sequence; a plurality of smoke channels are arranged in the aerosol circulation element;
aerial fog circulation component with the filter element interval sets up, the cigarette is not burnt in the heating still including locating aerial fog circulation component with first well kenozooecium between the filter element.
Optionally, the aerosol circulation component includes a cylinder and a plurality of protrusions distributed on the surface of the cylinder and arranged at intervals, and the plurality of smoke channels are formed in the interval regions between the plurality of protrusions.
Optionally, one or more through holes for allowing the smoke to flow through are formed in the column body.
Optionally, only one through hole is formed in the column body, the through hole includes a first hole and a second hole which are mutually communicated, and the length and the aperture of the second hole are respectively greater than those of the first hole.
Optionally, the first aperture is disposed adjacent the wick element and the second aperture is disposed adjacent the first hollow.
Optionally, only one through hole is formed in the column body, the through hole is provided with a small hole end located at one end of the column body and a large hole end located at the other end of the column body, and the aperture of the through hole is gradually increased from the small hole end to the large hole end.
Optionally, the through-hole is disposed with a large bore end adjacent the wick element and a small bore end adjacent the first hollow.
Optionally, a plurality of through holes are arranged on the column body at intervals.
Optionally, a second hollow is provided downstream of the filter element.
Optionally, the heating of the non-combustible cigarette further comprises a sealing member disposed at one end of the wick element remote from the aerosol circulation element.
The utility model has the advantages that:
the cigarette without burning is provided with the aerial fog circulation element between the cigarette core element and the filter element, the aerial fog circulation element can block the tobacco material in the cigarette core element from moving and prevent the tobacco material from entering the first hollow part, and meanwhile, a plurality of smoke channels are arranged in the aerial fog circulation element, so that the smoke generated when the cigarette core element is heated can smoothly pass through the aerial fog circulation element and enter the first hollow part, and in addition, the aerial fog circulation element can also play a cooling effect on the smoke; the utility model discloses still set up first well kenozooecium between aerial fog circulation component and filter element, the main action of well kenozooecium lies in the right pass flue gas behind the aerial fog circulation component is gathered together, promotes entry smog volume, plays the effect of further cooling to the flue gas simultaneously.
Furthermore, the utility model discloses can also set up well kenozooecium in the low reaches of filter element in the second, well kenozooecium's effect lies in making the flue gas further cool down before the entry in the second.
Further, the utility model discloses can also adopt the sealing member to seal the processing to the tobacco core component, can avoid appearing the tobacco core material moisture regain, the tobacco core material scheduling problem that easily drops.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, and it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope of the present invention.
FIG. 1 is a schematic sectional view of a first embodiment of a non-combustible cigarette according to the present invention;
FIG. 2 is a schematic sectional view of a second embodiment of the cigarette of the present invention;
FIG. 3 is a schematic cross-sectional view of a third embodiment of the cigarette with non-combustible heat according to the present invention;
FIG. 4A is a schematic end view of the orifice end of the first embodiment of the aerosol flow-through component;
figure 4B is a schematic end view of the large orifice end of the first embodiment of the aerosol flow-through component;
figure 4C is a schematic cross-sectional view of the first embodiment of the aerosol flow-through element;
figure 5A is a schematic end view of a first orifice end of a second embodiment of an aerosol flow-through component;
figure 5B is a schematic end view of a second orifice end of a second embodiment of an aerosol flow-through component;
figure 5C is a schematic cross-sectional view of a second embodiment of an aerosol flow-through element;
figure 6A is a schematic end view of a third embodiment of an aerosol flow-through element;
figure 6B is a schematic cross-sectional view of a third embodiment of an aerosol flow-through element.
Description of the main element symbols:
10. a cylindrical wrap; 20. a wick element; 30. an aerosol circulation element; 31. a cylinder; 32. a boss portion; 33. a through hole; 331. a first hole; 332. a second hole; 333. a small bore end; 334. a large bore end; 40. a flue gas channel; 50. a filter element; 60. a first hollow section; 70. a second hollow section; 80. a closure member.
Detailed Description
The terms as used herein:
"prepared from … …" is synonymous with "comprising". The terms "comprises," "comprising," "includes," "including," "has," "having," "contains," "containing," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion. For example, a composition, process, method, article, or apparatus that comprises a list of elements is not necessarily limited to only those elements but may include other elements not expressly listed or inherent to such composition, process, method, article, or apparatus.
The conjunction "consisting of … …" excludes any unspecified elements, steps or components. If used in a claim, the phrase is intended to claim as closed, meaning that it does not contain materials other than those described, except for the conventional impurities associated therewith. When the phrase "consisting of … …" appears in a clause of the subject matter of the claims rather than immediately after the subject matter, it defines only the elements described in the clause; other elements are not excluded from the claims as a whole.
When an amount, concentration, or other value or parameter is expressed as a range, preferred range, or as a range of upper preferable values and lower preferable values, this is to be understood as specifically disclosing all ranges formed from any pair of any upper range limit or preferred value and any lower range limit or preferred value, regardless of whether ranges are separately disclosed. For example, when the range "1 ~ 5" is disclosed, the ranges described should be construed to include the ranges "1 ~ 4", "1 ~ 3", "1 ~ 2 and 4 ~ 5", "1 ~ 3 and 5", and the like. When a range of values is described herein, unless otherwise stated, the range is intended to include the endpoints thereof and all integers and fractions within the range.
"and/or" is used to indicate that one or both of the illustrated conditions may occur, e.g., a and/or B includes (a and B) and (a or B).
Referring to fig. 1 to 6B, the present invention provides a non-combustible cigarette, which comprises a cylindrical wrapping member 10, a tobacco core element 20, an aerosol circulation element 30 and a filter element 50, wherein the tobacco core element 20, the aerosol circulation element 30 and the filter element 50 are arranged inside the cylindrical wrapping member 10; a plurality of smoke channels 40 are arranged in the aerosol circulation element 30;
aerial fog circulation component 30 with filter element 50 interval sets up, the cigarette is not burnt in the heating still including locating aerial fog circulation component 30 with first well kenozooecium 60 between the filter element 50.
As shown in fig. 1 to 3, in some embodiments of the present invention, the first hollow portion 60 is enclosed by the cylindrical wrapping member 10.
Specifically, the utility model discloses a cigarette that does not burn in heating when using, adopt the heating not to burn the smoking set and insert it heats to it in the cigarette core component 20, cigarette core component 20 produces the flue gas after being heated, the flue gas passes get into first well kenozooecium 60 behind the aerial fog circulation component 30, reentrant in the filter element 50, later get into the user oral cavity from the one end that filter element 50 kept away from first well kenozooecium 60.
In particular, the aerosol circulation element 30 functions to include:
1. the aerosol circulation element 30 is capable of blocking the movement of particulate tobacco material in the core element 20 towards the first hollow portion 60, preventing the particulate tobacco material from entering the first hollow portion 60;
2. the aerosol circulation element 30 is provided with a plurality of smoke channels 40, so that smoke generated by the cigarette core element 20 in the heating process can smoothly pass through and enter the first hollow part 60;
3. the aerosol circulation element 30 can throttle the smoke, and plays a role similar to an expansion valve, and after the smoke flows through the aerosol circulation element 30, the air pressure is reduced, and the temperature is reduced.
Specifically, the first hollow portion 60 mainly functions to gather the flue gas passing through the plurality of flue gas channels 40 of the flue gas flow passage element 30, so as to increase the amount of inlet flue gas and further cool the flue gas.
Specifically, in the present application, a plurality means two or more.
Specifically, the material of the aerosol circulation element 30 is a material capable of withstanding a high temperature of 90-200 ℃, such as engineering plastic.
Specifically, as shown in fig. 4A to 6B, the aerosol circulation component 30 includes a cylinder 31 and a plurality of protrusions 32 distributed on the surface of the cylinder 31 and arranged at intervals, and the plurality of smoke channels 40 are formed in the interval regions between the plurality of protrusions 32. It can be seen that the overall configuration of the aerosol passage element 30 is gear-like.
Optionally, the smoke channel 40 is a curved channel, such as a spiral channel, and the curved channel can increase the circulation time of the smoke in the smoke channel 40, so as to increase the contact time of the smoke with the aerosol circulation element 30, and further facilitate the temperature reduction of the smoke.
Optionally, the column 31 and the plurality of protrusions 32 are made of the same material and are of an integral structure.
Optionally, one or more through holes 33 for allowing smoke to flow through are formed in the cylinder 31, and the through holes 33 can function as smoke passages 40, which is equivalent to increasing the number of smoke passages 40 in the aerosol flow-through component 30.
Specifically, as shown in fig. 4A, 4B and 4C, the aerosol circulation element 30 is a first embodiment, in which only one through hole 33 is formed in the cylinder 31, the through hole 33 includes a first hole 331 and a second hole 332 penetrating therethrough, and the length and the diameter of the second hole 332 are respectively greater than the length and the diameter of the first hole 331.
Optionally, the first aperture 331 is disposed adjacent the wick element 20 and the second aperture 332 is disposed adjacent the first hollow 60.
Optionally, the first hole 331 and the second hole 332 are both circular holes.
Optionally, the length of the column 31 is 5-7 mm.
Optionally, the diameter of the first hole 331 is 0.1-0.5mm, and the length of the first hole 331 is 0.5-2 mm.
Optionally, the diameter of the second hole 332 is 3-5mm, and the length of the second hole 332 is 3-5 mm.
Specifically, as shown in fig. 5A, 5B and 5C, the aerosol circulation component 30 is a second embodiment, in which only one through hole 33 is provided on the cylinder 31, the through hole 33 has a small hole end 333 located at one end of the cylinder 31 and a large hole end 334 located at the other end of the cylinder 31, and the hole diameter of the through hole 33 gradually increases from the small hole end 333 to the large hole end 334. In particular, the through-hole 33 can be disposed toward the wick element 20 with either a small hole end 333 or a large hole end 334.
Optionally, the through hole 33 is disposed adjacent the wick element 20 with a large hole end 334 and adjacent the first hollow portion 60 with a small hole end 333. When smoke passes from the large hole end 334 to the small hole end 333, the through hole 33 can function like a throttle valve, and after the smoke flows out of the through hole 33, the pressure of the smoke is reduced, the temperature of the smoke is reduced, and therefore the cooling effect of the aerosol circulation element 30 is enhanced.
Optionally, the cylinder 31 and the through hole 33 are coaxially arranged, and an axial cross section of the through hole 33 is an isosceles trapezoid.
Optionally, the diameter of the small hole end 333 is 0.5-2mm, and the diameter of the large hole end 334 is 3-6 mm.
Specifically, as shown in fig. 6A and 6B, a third embodiment of the gas mist circulation member 30 is provided, in which a plurality of through holes 33 are provided at intervals on the cylinder 31.
Optionally, the through holes 33 are all arranged parallel to the column 31, the aperture of the through hole 33 is kept uniform along the axial direction, and the diameter of the through hole 33 is 0.5-2 mm.
Preferably, the cylinder 31 is cylindrical, and the diameter of the cylinder 31 is 3-5 mm.
Optionally, the height of the protruding portion 32 is 0.3-2mm, and the width of the spacing region between every two adjacent protruding portions 32 is 0.5-2 mm.
Optionally, the cylindrical wrap 10 is cylindrical.
Optionally, the cylindrical wrapping member 10 is a paper tube, the thickness of the paper tube is 0.25-1.2mm, and the diameter of the outer circle of the paper tube is 5-8 mm.
Optionally, the tobacco material in the core element 20 is a particulate type tobacco material.
Optionally, the particulate tobacco material is spherical, ellipsoidal or irregular.
In particular, the particle size of the particulate tobacco material is greater than the radial dimension of the smoke channel 40.
Optionally, the through holes 33 are all arranged parallel to the cylinder 31, and the aperture of the through hole 33 is uniform along the axial direction.
Optionally, the filter element 50 is a filter stick made of acetate fibers or a filter stick made of polylactic acid materials.
Optionally, the filter element 50 is in the shape of a solid cylinder, a hollow cylinder, or an irregular shape.
Specifically, the length of the first hollow part 60 is 10 to 20 mm.
Optionally, as shown in fig. 1 and 3, a second hollow portion 70 is provided downstream of the filter element 50, and in an embodiment of the present invention, the second hollow portion 70 is enclosed by the cylindrical wrapping member 10.
In particular, said second hollow portion 70 has the function of further reducing the temperature of the fumes before the inlet.
As will be understood by those skilled in the art, the terms "upstream" and "downstream" refer to the direction of smoke flow as the user draws heated non-burning cigarettes, the smoke flowing from upstream to downstream.
Specifically, the length of the second hollow portion 70 is 2 to 3 mm.
Optionally, the whole length of the cigarette which is not burnt is 40-45mm, and the diameter of the excircle is 5-8 mm.
Optionally, the length of the wick element 20 is 13-20mm, preferably 13-14 mm.
The length of the heating rod (or heating sheet) in the heating non-combustion smoking set sold on the market at present is usually 12mm, the utility model discloses a design the length of cigarette core component 20 to be 13-14mm, that is to say, the length of the cigarette core component 20 surpasss the length 1-2mm of heating rod (or heating sheet), can avoid heating rod and the damage that the direct contact of aerial fog circulation component 30 caused aerial fog circulation component 30.
Optionally, the aerosol flow-through member 30 has a length of 5-7 mm.
Optionally, the length of the filter element 50 is 4-6 mm.
Optionally, as shown in fig. 1, fig. 2, and fig. 3, the heating nonflammable cigarette further includes a sealing member 80 disposed at one end of the wick element 20 away from the aerosol circulation element 30.
Specifically, the material of the sealing member 80 includes at least one of tobacco sheets, non-tobacco sheets, tin foil, aluminum foil, paper, and the like.
Optionally, the sealing member 80 is connected to the core element 20 by means of adhesive bonding or thermocompression bonding, so as to seal the core element 20.
The contact end of the cigarette core section of the heating non-combustion smoking product in the current market and the heater is in a naked state, and the heating non-combustion smoking product with the naked cigarette core section has the following problems: 1. after the heating non-burning smoking product of the exposed cigarette core section is unsealed, the cigarette is easy to regain moisture, the smoke quantity is small during smoking, and the smoke is hot; 2. the smoking product which is not burnt and heated at the exposed cigarette core section is easy to drop cigarette core materials in the cigarette rolling and packaging process, and uneven influence is brought to the product quality; 3. when the non-combustible smoking article heated by the exposed wick section is placed in the heater for smoking (inserted into the heater or pulled out of the heater), the wick material falls off the heater, so that the heater is polluted, the heater needs to be cleaned frequently, and a great deal of bad experience is brought to consumers.
The utility model discloses an adopt sealing member 80 to seal the processing to cigarette core component 20, can avoid appearing the cigarette core material moisture regain, the easy scheduling problem that drops of cigarette core material to the heating incombustible cigarette after sealing can not change the various performance that itself has.
To sum up, the cigarette without burning is provided with the aerosol circulation element 30 between the cigarette core element 20 and the filter element 50, the aerosol circulation element 30 can block the movement of the tobacco material in the cigarette core element 20, so as to prevent the tobacco material from entering the first hollow part 60, meanwhile, the aerosol circulation element 30 is provided with a plurality of smoke channels 40, so that the smoke generated when the cigarette core element 20 is heated can smoothly pass through the aerosol circulation element 30 and enter the first hollow part 60, and in addition, the aerosol circulation element 30 can also play a cooling effect on the smoke; the utility model discloses still set up first well kenozooecium 60 between aerial fog circulation component 30 and filter element 50, the leading action of well kenozooecium 60 lies in the right pass flue gas behind the aerial fog circulation component 30 is gathered together, promotes entry smog volume, plays the effect of further cooling to the flue gas simultaneously.
Further, the present invention may also be provided with a second hollow portion 70 downstream of the filter element 50, said second hollow portion 70 serving to further cool the flue gas before the inlet.
Further, the utility model discloses can also adopt sealing member 80 to seal the processing to tobacco core component 20, can avoid appearing the tobacco core material moisture regain, the tobacco core material scheduling problem that easily drops.
The present invention will be described in detail with reference to specific examples, but those skilled in the art will understand that the following examples are only for illustrating the present invention, and should not be construed as limiting the scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer.
Example 1
Referring to fig. 1, and fig. 4A, 4B and 4C, embodiment 1 provides a non-combustible heated cigarette, which includes a cylindrical wrapping member 10, a cigarette core element 20, an aerosol circulation element 30 and a filter element 50, which are arranged inside the cylindrical wrapping member 10 in sequence; the aerosol circulation element 30 has a plurality of smoke passages 40 therein.
The aerosol circulation element 30 is spaced apart from the filter element 50, and a first hollow portion 60 is enclosed by the cylindrical wrapper 10 in a spaced region between the aerosol circulation element 30 and the filter element 50.
Downstream of the filter element 50, a second hollow 70 is provided, which second hollow 70 is enclosed by the cylindrical envelope 10.
The whole length of the cigarette which is not burnt by heating is 43mm, and the diameter of the excircle is 6 mm.
The length of the wick element 20 is 14 mm.
The aerosol flow-through member 30 is 5mm in length.
The length of the filter element 50 is 5 mm.
The length of the first hollow portion 60 is 17 mm.
The length of the second hollow portion 70 is 2 mm.
The filter element 50 is a polylactic acid filter stick.
The aerosol flow-through member 30 is made of an engineering plastic capable of withstanding a high temperature of 110 ℃.
The aerosol circulation element 30 comprises a cylinder 31 and a plurality of protrusions 32 distributed on the surface of the cylinder 31 and arranged at intervals, and a plurality of smoke channels 40 are enclosed by the interval regions between the protrusions 32 and the cylindrical wrapping piece 10.
As shown in fig. 4A, 4B and 4C, only one through hole 33 is formed in the column 31, the through hole 33 includes a first hole 331 and a second hole 332 penetrating each other, and a length and an aperture of the second hole 332 are respectively greater than a length and an aperture of the first hole 331.
The end of the first aperture 331 remote from the second aperture 332 is disposed toward the wick element 20.
The first hole 331 and the second hole 332 are both round holes, the diameter of the first hole 331 is 0.2mm, and the diameter of the second hole 332 is 3 mm.
Example 2
Referring to fig. 2, and to fig. 5A, 5B and 5C, embodiment 2 provides a non-combustible cigarette, which includes a cylindrical wrapping member 10, a cigarette core element 20, an aerosol circulation element 30 and a filter element 50, which are arranged inside the cylindrical wrapping member 10 in sequence; the aerosol circulation element 30 has a plurality of smoke passages 40 therein.
The aerosol circulation element 30 is spaced apart from the filter element 50, and a first hollow portion 60 is enclosed by the cylindrical wrapper 10 in a spaced region between the aerosol circulation element 30 and the filter element 50.
The whole length of the cigarette which is not burnt by heating is 41mm, and the diameter of the excircle is 7 mm.
The length of the wick element 20 is 13.5 mm.
The aerosol flow-through member 30 is 7mm in length.
The length of the filter element 50 is 5.5 mm.
The length of the first hollow portion 60 is 15 mm.
The filter element 50 is a cellulose acetate filter rod.
The aerosol flow-through member 30 is made of an engineering plastic capable of withstanding a high temperature of 130 ℃.
The aerosol circulation element 30 comprises a cylinder 31 and a plurality of protrusions 32 distributed on the surface of the cylinder 31 and arranged at intervals, and a plurality of smoke channels 40 are enclosed by the interval regions between the protrusions 32 and the cylindrical wrapping piece 10.
As shown in fig. 5A, 5B and 5C, only one through hole 33 is formed in the cylinder 31, the cylinder 31 is coaxially disposed with the through hole 33, the through hole 33 has a small hole end 333 at one end of the cylinder 31 and a large hole end 334 at the other end of the cylinder 31, the diameter of the through hole 33 gradually increases from the small hole end 333 to the large hole end 334, the through hole 33 is disposed adjacent to the wick element 20 with the large hole end 334 and disposed adjacent to the first hollow portion 60 with the small hole end 333, the axial cross section of the through hole 33 is an isosceles trapezoid, wherein the diameter of the small hole end 333 is 0.5mm, and the diameter of the large hole end 334 is 5 mm.
Example 3
Referring to fig. 3, and also referring to fig. 6A and 6B, embodiment 3 provides a heated non-combustible cigarette, including a cylindrical wrapping 10, a tobacco core element 20, an aerosol circulation element 30 and a filter element 50, which are arranged in sequence inside the cylindrical wrapping 10; the aerosol circulation element 30 has a plurality of smoke passages 40 therein.
The aerosol circulation element 30 is spaced apart from the filter element 50, and a first hollow portion 60 is enclosed by the cylindrical wrapper 10 in a spaced region between the aerosol circulation element 30 and the filter element 50.
Downstream of the filter element 50, a second hollow 70 is provided, which second hollow 70 is enclosed by the cylindrical envelope 10.
The whole length of the cigarette which is not burnt by heating is 42mm, and the diameter of the excircle is 7.5 mm.
The length of the wick element 20 is 13 mm.
The aerosol flow-through member 30 has a length of 6 mm.
The length of the filter element 50 is 6 mm.
The length of the first hollow portion 60 is 17 mm.
The filter element 50 is a cellulose acetate filter rod.
The aerosol flow-through element 30 is made of an engineering plastic capable of withstanding high temperatures of 150 ℃.
The aerosol circulation element 30 comprises a cylinder 31 and a plurality of protrusions 32 distributed on the surface of the cylinder 31 and arranged at intervals, and a plurality of smoke channels 40 are enclosed by the interval regions between the protrusions 32 and the cylindrical wrapping piece 10.
As shown in fig. 6A and 6B, a plurality of through holes 33 are formed in the cylinder 31 at intervals, the through holes 33 are all arranged parallel to the cylinder 31, the aperture of the through holes 33 is uniform along the axial direction, and the diameter of the through holes 33 is 1 mm.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Moreover, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the claims above, any of the claimed embodiments may be used in any combination. The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
Claims (9)
1. A cigarette without burning is characterized by comprising a cylindrical wrapping piece, a cigarette core element, an aerosol circulation element and a filter element, wherein the cigarette core element, the aerosol circulation element and the filter element are arranged in the cylindrical wrapping piece in sequence; a plurality of smoke channels are arranged in the aerosol circulation element;
the aerosol circulation element and the filter element are arranged at intervals, and the cigarette which is not burnt after being heated further comprises a first hollow part arranged between the aerosol circulation element and the filter element;
the aerosol circulation component comprises a cylinder and a plurality of protrusions distributed on the surface of the cylinder and arranged at intervals, and the plurality of smoke channels are formed in the interval regions among the protrusions.
2. The heated non-combustible tobacco rod of claim 1 wherein the post body is provided with one or more apertures for the passage of smoke therethrough.
3. The cigarette of claim 2, wherein the post has only one through hole, the through hole comprising a first hole and a second hole that are through with each other, the length and the diameter of the second hole being greater than the length and the diameter of the first hole, respectively.
4. The heated non-combustible tobacco rod of claim 3 wherein the first aperture is disposed adjacent the tobacco core element and the second aperture is disposed adjacent the first hollow portion.
5. The heated non-combustible tobacco rod of claim 2 wherein only one through hole is provided in the post, the through hole having a small hole end at one end of the post and a large hole end at the other end of the post, the aperture of the through hole increasing from the small hole end to the large hole end.
6. The heated non-combustible tobacco rod of claim 5 wherein the through-hole is disposed with a large bore end adjacent the tobacco core element and a small bore end adjacent the first hollow portion.
7. The heated non-combustible tobacco rod of claim 2 wherein the post body is provided with a plurality of spaced apart through holes.
8. The heated non-combustible tobacco rod of claim 1 wherein a second hollow is provided downstream of the filter element.
9. The heated non-combustible tobacco rod of claim 1 further comprising a closure disposed at an end of the wick element remote from the aerosol circulation element.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN201920673837.0U CN210581020U (en) | 2019-05-10 | 2019-05-10 | Cigarette without burning when heated |
PCT/CN2020/081340 WO2020228424A1 (en) | 2019-05-10 | 2020-03-26 | Heating non-burning cigarette |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920673837.0U CN210581020U (en) | 2019-05-10 | 2019-05-10 | Cigarette without burning when heated |
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CN210581020U true CN210581020U (en) | 2020-05-22 |
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CN201920673837.0U Active CN210581020U (en) | 2019-05-10 | 2019-05-10 | Cigarette without burning when heated |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113679096A (en) * | 2021-08-31 | 2021-11-23 | 安徽中烟工业有限责任公司 | Granular heating cigarette and preparation method thereof |
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2019
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113679096A (en) * | 2021-08-31 | 2021-11-23 | 安徽中烟工业有限责任公司 | Granular heating cigarette and preparation method thereof |
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