CN114587013A - Cavity filter tip, manufacturing method thereof and heated cigarette - Google Patents
Cavity filter tip, manufacturing method thereof and heated cigarette Download PDFInfo
- Publication number
- CN114587013A CN114587013A CN202011393955.XA CN202011393955A CN114587013A CN 114587013 A CN114587013 A CN 114587013A CN 202011393955 A CN202011393955 A CN 202011393955A CN 114587013 A CN114587013 A CN 114587013A
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- cavity
- tow
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- shell
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- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 12
- 239000012782 phase change material Substances 0.000 claims abstract description 12
- 239000002775 capsule Substances 0.000 claims description 41
- 241000208125 Nicotiana Species 0.000 claims description 19
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 19
- 238000003780 insertion Methods 0.000 claims description 9
- 230000037431 insertion Effects 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000004014 plasticizer Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 abstract description 10
- 238000001816 cooling Methods 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 17
- 239000003546 flue gas Substances 0.000 description 17
- 239000000779 smoke Substances 0.000 description 13
- 238000005520 cutting process Methods 0.000 description 8
- 230000000391 smoking effect Effects 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229920001817 Agar Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000013538 functional additive Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
- 239000004626 polylactic acid Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000011206 ternary composite Substances 0.000 description 1
- 235000019505 tobacco product Nutrition 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0229—Filter rod forming processes
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
- A24D3/0212—Applying additives to filter materials
- A24D3/0216—Applying additives to filter materials the additive being in the form of capsules, beads or the like
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/025—Final operations, i.e. after the filter rod forming process
- A24D3/0254—Cutting means
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
- A24D3/0291—Manufacture of tobacco smoke filters for filters with special features for hollow tipped filters, e.g. recess filters
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/17—Filters specially adapted for simulated smoking devices
Landscapes
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
The present invention provides a cavity filter, comprising: a tow segment; the cavity structure is arranged in the tow section and comprises a shell and a cavity formed in the tow section by the shell; wherein, the shell is provided with at least one vent hole in the first direction, and the shell is made of a temperature-induced phase change material. The cavity filter tip is of an integrated structure and is simple in structure, the manufacturing method of the cavity filter tip is simple in process, small in process difficulty and capable of reducing production cost, and cigarettes using the cavity filter tip have good filtering and cooling effects.
Description
Technical Field
The invention relates to the technical field of filter sticks, in particular to a cavity filter tip, a manufacturing method thereof and a heated cigarette.
Background
In recent years, new tobacco products are developed rapidly, particularly heating cigarette products, the market share is increased year by year, but simultaneously, the manufacturing process of the heating cigarette products is more complicated than that of the traditional tobacco, and particularly the design of filter sections is obvious. The heating cigarette filter stick generally realizes the effects of filtering and cooling by compounding two or more sections of filter tips, so the existing heating cigarette products are basically composite filter sticks, and the composite filter sticks have the disadvantages of complex structure, multiple manufacturing procedures, high process difficulty and high equipment investment.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a cavity filter and a manufacturing method thereof, and a heated cigarette, wherein the cavity filter is of an integrated structure and is simple in structure, the manufacturing method of the cavity filter is simple in process, low in process difficulty and low in production cost, and cigarettes using the cavity filter have good filtering and cooling effects.
The invention provides a cavity filter, comprising: a tow segment;
the cavity structure is arranged in the tow section and comprises a shell and a cavity formed by the shell in the tow section;
the shell is provided with at least one vent hole in the first direction, and the shell is made of a temperature-induced phase change material.
By adopting the technical scheme, compared with a ternary composite filter rod, the cavity filter tip is simple in structure, wherein the shell is made of the temperature-induced phase change material, the temperature-induced phase change material is in a solid state at normal temperature, and is melted when the temperature is higher (contacting with smoke), and the cavity which is completely communicated with the two ends of the filter tip is formed in the filter tip so that the smoke is cooled.
Further, the cavity structures are semi-closed structures, and one cavity structure is communicated with one end of the tow segment.
Further, the cavity structures are semi-closed structures, and the two cavity structures are communicated with the two ends of the tow section.
Further, the cavity structures are closed structures, and one cavity structure is arranged in the tow section.
Further, the ratio of the length of the cavity structure in the first direction to the length of the tow segment is 0.1-0.9.
Furthermore, the diameter of the vent hole is 0.5-2.0 mm.
The invention also provides a manufacturing method of the cavity filter, which comprises the following steps:
directional input, wherein a notch is formed in the bottom of the trough, and the capsules in the trough enter the conveying wheel through the notch in a directional mode;
a rotary delivery, the delivery wheel rotating counterclockwise delivering the capsules to the contact point of the insertion wheel rotating clockwise;
a negative pressure suction, the insertion wheel sucking the capsule at the contact point, delivering the capsule into a tow in a cigarette tongue;
and (3) forming and cutting, wherein the tows inserted with the capsules enter a tobacco pipe for forming and forming, and the tows are cut at a cutter head to form a cavity filter.
By adopting the technical scheme, the manufacturing method of the cavity filter tip has the advantages of simple process, small process difficulty and production cost reduction.
Further, in the directional input step, the trough is vibrated at a preset frequency.
By adopting the technical scheme, the trough vibrates at a preset frequency, and the capsules are ensured to be continuously supplemented to the bottom of the trough.
Further, in the rotary delivery step, the capsule is delivered to the insertion wheel, releasing the negative pressure at the contact point.
Further, a plasticizer is added to the tow before it enters the pipe.
The invention also provides a heated cigarette, comprising: the cavity filter tip; and the tobacco section is connected with the cavity filter tip through tipping paper.
Adopt above-mentioned technical scheme, use the cigarette of this cavity filter tip, the simple structure of filter tip, and have good filtration and cooling effect.
In order to make the aforementioned and other objects of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
FIG. 1 is a schematic view of an apparatus for manufacturing a cavity filter according to an embodiment of the present invention;
FIG. 2 is a first schematic diagram illustrating the cutting of a tow with an inserted capsule according to an embodiment of the present invention;
FIG. 3 is a schematic view of a heated cigarette according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a heated cigarette according to an embodiment of the present invention;
FIG. 5 is a schematic structural view III of a heated cigarette according to an embodiment of the present invention;
FIG. 6 is a second schematic illustration of the cutting of a tow with an inserted capsule according to an embodiment of the present invention;
FIG. 7 is a third schematic illustration of the cutting of a tow with an inserted capsule according to an embodiment of the present invention;
FIG. 8 is a fourth schematic illustration of the cutting of a tow with an inserted capsule according to an embodiment of the present invention;
fig. 9 is a flowchart of a method of manufacturing a cavity filter according to an embodiment of the present invention.
Element number description:
a-a trough; b-a capsule; c-a delivery wheel; d-an insertion wheel; e-a tow; f-a high pressure nozzle; g-tobacco tongue; h-a tobacco pipe;
1-a tow section; 2-a cavity structure; 3-tipping paper; 4-tobacco section; 5-a vent hole; 6-a scented powder;
a-a first cavity midpoint; b-at the first non-cavity; c-a second cavity midpoint; d-at the second non-cavity;
x-a first direction.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to these embodiments. On the contrary, the invention is described in connection with the embodiments for the purpose of covering alternatives or modifications that may be extended based on the claims of the present invention. In the following description, numerous specific details are included to provide a thorough understanding of the invention. The invention may be practiced without these particulars. Moreover, some of the specific details have been left out of the description in order to avoid obscuring or obscuring the focus of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that in this specification, like reference numerals and letters refer to like items in the following drawings, and thus, once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.
In the description of the present embodiment, it should be noted that the terms "upper", "bottom", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present embodiment, it should also be noted that, unless explicitly stated or limited otherwise, the term "connected" is to be interpreted broadly, e.g. as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the present embodiment can be understood as specific cases by those of ordinary skill in the art.
The "first direction" in the present invention is the length direction of the cavity filter, i.e., the suction direction of the cavity filter.
As shown in fig. 6 to 8, an embodiment of the present invention provides a cavity filter for heating a cigarette, including: a tow section 1; the cavity structure 2 is arranged in the tow section 1, and the cavity structure 2 comprises a shell and a cavity formed by the shell in the tow section 1; wherein, the shell is provided with at least one vent 5 in the first direction X, and the shell is made of temperature-induced phase change material.
The temperature-induced phase change material is in a solid state at normal temperature, melts when contacting with smoke gas, forms a cavity in the filter tip to cool the smoke gas, and is one or more of agar, polylactic acid, polyacetic acid fiber and resin or other materials with temperature-induced phase change functions.
Particularly, for the compound filter rod of ternary, cavity filter tip is integrated structure, simple structure, and the casing is equipped with at least one air vent in the first direction, and the part that the casing contacted with the silk bundle section in the first direction is equipped with at least one air vent promptly, and cigarette flue just can pass through smoothly when conveniently smoking first mouth, reduces the suction and hinders, guarantees good fuming volume, wherein the casing is temperature-induced phase change material, and this temperature-induced phase change material is solid form under normal atmospheric temperature state, melts when the temperature is higher (contact flue gas), forms the cavity that communicates completely with the filter tip both ends in the filter tip and makes the flue gas cooling.
Further, as shown in fig. 2 and 6, the cavity structures 2 are semi-closed structures, one cavity structure 2 is communicated with one end of the tow segment 1, and the filter stick is cut at a first cavity midpoint a and a first non-cavity point B to form a cavity filter comprising one semi-closed structure.
Further, as shown in fig. 2 and 8, the cavity structures 2 are semi-closed structures, the two cavity structures 2 are respectively communicated with two ends of the tow segment 1, and the filter stick is cut at a midpoint a of the first cavity and a midpoint C of the second cavity to form a cavity filter comprising the two semi-closed structures.
Further, as shown in fig. 2 and 7, the cavity structures 2 are closed structures, one cavity structure 2 is arranged in the tow segment 1, the part of the shell of the cavity structure 2, which is contacted with the tow in the first direction X, is provided with at least one vent hole 5, and the filter stick is cut at a first non-cavity part B and a second non-cavity part D to form a cavity filter comprising one closed structure.
Further, the length of cavity structure on the first direction is 0.1 ~ 0.9 with the length of tow section than, preferably 0.2 ~ 0.8, can guarantee that the cavity filter tip is when filtering the flue gas, also can cool down.
Furthermore, the diameter of the cavity filter tip is 5-8 mm, the length is 20-45 mm, and the application of thin cigarettes, medium cigarettes and conventional cigarettes can be met.
Furthermore, the diameter of the vent hole is 0.5-2.0 mm, the number is 1-10, cigarette smoke can pass through smoothly when the cigarette is smoked for the first time, smoking resistance is reduced, and good smoking amount is guaranteed.
Here, the cavity structure may be a cavity capsule, and a small amount of functional solid powder particles may be placed in the cavity capsule.
As shown in fig. 1 and 9, another embodiment of the present invention provides a method of manufacturing a cavity filter, including the steps of:
s1: directional input, wherein a notch is formed in the bottom of the trough a, and the capsule b in the trough a directionally enters the conveying wheel c through the notch;
s2: rotating and conveying, wherein the conveying wheel c rotates the capsule b anticlockwise to a contact point of the insertion wheel d rotating clockwise;
s3: sucking the capsule b at the contact point by an inserting wheel d under negative pressure, and conveying the capsule b to a tow in the cigarette tongue g;
s4: and (4) forming and cutting, wherein the tows inserted with the capsules b enter a cigarette gun for h forming and forming, and cutting is carried out at a cutter disc to form the cavity filter tip.
The empty shell capsule is formed by the processes of glue preparation, glue dipping forming, drying, demoulding, cutting and box sleeving in the manufacturing process, and the empty shell capsule is punched by using a needle-containing mould to form air vents, wherein functional additives can be directly added in the capsule glue preparation process to manufacture uniform empty shell capsules, solid particles or powdery substances can also be added in the empty shell capsules after the empty shell capsules are manufactured, and the functions of the additives comprise aroma enhancement, temperature reduction, harmful substance adsorption, drying, water absorption and the like.
Further, a plasticizer is added to the tow before it enters the pipe.
Specifically, another embodiment of the present invention provides a method for manufacturing a cavity filter, including the steps of: the bottom of the trough a is provided with a notch, the size of the notch is equivalent to that of the capsule b, notches are formed in the conveying wheel c and the inserting wheel d, the size of the notch is equivalent to that of the capsule b, a negative pressure system is connected in the conveying wheel c and the inserting wheel d, the conveying wheel c rotates from the bottom of the trough a to use negative pressure at a contact point of the conveying wheel c and the inserting wheel d, the capsule b is conveyed to the inserting wheel d, the negative pressure is released at the contact point, the inserting wheel d starts to suck the capsule b by using the negative pressure at the contact point, meanwhile, the high-pressure nozzle f conveys the tow sprayed with the plasticizer to the tobacco pipe, the negative pressure is released at the contact point of the inserting wheel d and the tobacco pipe, the insertion of the capsule b into the tow is completed, then the tow enters the tobacco pipe h for shaping, and is cut at the cutter head to form a cavity filter tip. The manufacturing method has simple process, small process difficulty and reduced production cost.
Further, in the directional input step, the trough is vibrated at a preset frequency. Particularly, capsule b accomplishes the orientation in silo a, makes capsule b and delivery wheel c and insert the notch that sets up in the wheel d and match to guarantee that capsule b's orientation is unanimous with the orientation of filter tip, silo a radially reduces to silo a bottom gradually, and has seted up the notch and the delivery wheel c butt joint in silo a bottom, accomplishes capsule b's orientation, and simultaneously, silo a vibrates with preset frequency, guarantees that capsule b is incessant to silo a bottom supplyes.
As shown in fig. 3 to 5, still another embodiment of the present invention provides a heated cigarette, including: the cavity filter tip; tobacco section 4 is connected through connecing dress paper 3 with the cavity filter tip, and this heating cigarette's simple structure is effectual with the cooling to the filtration of flue gas.
As shown in fig. 3, an embodiment of the present invention provides a heated cigarette, including: a tobacco section 4; cavity filter, be connected through connecing dress paper 3 with tobacco section 4, cavity filter includes tow section 1, a semi-enclosed cavity structure 2, and set up a plurality of through-holes 5 on the casing, wherein cavity structure 2 is close to tobacco section 4, the user is when smoking the cigarette, the flue gas at first gets into the cavity structure, because the existence of air vent, the flue gas can pass through the cavity filter smoothly, reduce the suction resistance, guarantee good fuming amount, and the flue gas temperature that is close to tobacco section 4 is higher, can make temperature-induced phase change material melt into the cavity better, thereby cool down the flue gas effectively, the flue gas after the cooling filters again through the tow section, reduce the harmful substance in the flue gas.
As shown in fig. 4, another embodiment of the present invention provides a heated cigarette, including: a tobacco section 4; the cavity filter is connected with the tobacco section 4 through the tipping paper 3 and comprises a tow section 1, a closed cavity structure 2, fragrant powder 6 in the cavity structure 2 and a plurality of through holes 5 arranged on the shell, wherein the cavity structure 2 is positioned in the middle of the cavity filter tip, when a user sucks cigarettes, smoke firstly enters the tow section 1 for filtering, due to the existence of the vent holes, the smoke can smoothly enter the cavity structure 2 and pass through the cavity filter tip, the suction resistance is reduced, the good smoke quantity is ensured, after contacting the smoke, the temperature-induced phase-change material is melted into the cavity, thereby effectively cooling the flue gas, filtering the cooled flue gas after passing through the tow section, reducing harmful substances in the flue gas, and after contacting with the smoke, the fragrant powder can volatilize and enter the mouth of a user along with the smoke so as to improve the fragrance or the taste of the smoke.
As shown in fig. 5, still another embodiment of the present invention provides a heated cigarette, including: a tobacco section 4; cavity filter, with tobacco section 4 through connecing dress paper 3 to be connected, cavity filter includes tow section 1, two semi-enclosed cavity structures 2, and set up a plurality of through-holes 5 on the casing, one of them cavity structure is close to tobacco section 4, the user is when smoking the cigarette, the flue gas at first gets into the cavity structure, because the existence of air vent, reduce the suction and hinder, guarantee good smoke volume, the flue gas can get into tow section 1 smoothly and filter and get into second cavity structure 2 again, and warm phase change material melts into the cavity behind the contact flue gas, thereby cool down the flue gas effectively.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.
Claims (12)
1. A cavity filter for heating a cigarette, comprising:
a tow segment;
the cavity structure is arranged in the tow section and comprises a shell and a cavity formed by the shell in the tow section;
the shell is provided with at least one vent hole in the first direction and is made of a temperature-induced phase change material.
2. The cavity filter according to claim 1, wherein the cavity structures are semi-closed structures, one of the cavity structures communicating with one end of the tow segment.
3. The cavity filter according to claim 1, wherein the cavity structures are semi-closed structures, and two of the cavity structures are respectively communicated with both ends of the tow segments.
4. A cavity filter according to claim 1, wherein the cavity structures are closed structures, one of the cavity structures being provided in the tow section.
5. The cavity filter according to claim 1, wherein a ratio of a length of the cavity in the first direction to a length of the tow segment is 0.1 to 0.9.
6. The cavity filter according to claim 1, wherein the cavity filter has a diameter of 5-8 mm and a length of 20-45 mm.
7. The cavity filter according to claim 1, wherein the diameter of the vent hole is 0.5-2.0 mm.
8. A method of making a cavity filter, comprising the steps of:
directional input, wherein a notch is formed in the bottom of the trough, and the capsules in the trough enter the conveying wheel through the notch in a directional mode;
a rotary delivery, the delivery wheel rotating counterclockwise delivering the capsules to the contact point of the insertion wheel rotating clockwise;
a negative pressure suction, the insertion wheel sucking the capsule at the contact point, delivering the capsule into a tow in a cigarette tongue;
and (3) forming and slitting, wherein the tows inserted into the capsules enter a tobacco pipe for forming, and are slit at a cutter disc to form a cavity filter tip.
9. The method of manufacturing of claim 8, wherein in the directional input step, the trough is vibrated at a predetermined frequency.
10. The manufacturing method according to claim 8, wherein in the rotary delivery step, the capsule is delivered to the insertion wheel, releasing the negative pressure at the contact point.
11. A method of manufacture as claimed in claim 8, wherein a plasticiser is added to the tow before it enters the pipe.
12. A heated cigarette, comprising:
the cavity filter of any one of claims 1-7;
and the tobacco section is connected with the cavity filter tip through tipping paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011393955.XA CN114587013A (en) | 2020-12-03 | 2020-12-03 | Cavity filter tip, manufacturing method thereof and heated cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011393955.XA CN114587013A (en) | 2020-12-03 | 2020-12-03 | Cavity filter tip, manufacturing method thereof and heated cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114587013A true CN114587013A (en) | 2022-06-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011393955.XA Pending CN114587013A (en) | 2020-12-03 | 2020-12-03 | Cavity filter tip, manufacturing method thereof and heated cigarette |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114587013A (en) |
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|---|---|---|---|---|
| US20040261807A1 (en) * | 2003-06-23 | 2004-12-30 | Dube Michael Francis | Filtered cigarette incorporating a breakable capsule |
| US20060157075A1 (en) * | 2003-06-27 | 2006-07-20 | Gauthier Darrell A | Perforated capsule filter |
| US20120077658A1 (en) * | 2010-09-27 | 2012-03-29 | Aiger Group Ag | Apparatus and method for insertion of capsules into filter tows |
| WO2013178515A1 (en) * | 2012-05-30 | 2013-12-05 | British American Tobacco (Investments) Limited | Filter for a smoking article |
| US20190045836A1 (en) * | 2015-09-29 | 2019-02-14 | British American Tobacco Mexico, S.A. De C.V. | A method for manufacturing different types of smoking article |
| WO2020055093A1 (en) * | 2018-09-12 | 2020-03-19 | 주식회사 케이티앤지 | Aerosol generation rod comprising capsule filter segment including hard capsule |
| CN111329107A (en) * | 2020-03-13 | 2020-06-26 | 南通烟滤嘴有限责任公司 | Filter stick without wrapping paper and with continuous closed cavity, forming equipment and forming process |
-
2020
- 2020-12-03 CN CN202011393955.XA patent/CN114587013A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040261807A1 (en) * | 2003-06-23 | 2004-12-30 | Dube Michael Francis | Filtered cigarette incorporating a breakable capsule |
| US20060157075A1 (en) * | 2003-06-27 | 2006-07-20 | Gauthier Darrell A | Perforated capsule filter |
| US20120077658A1 (en) * | 2010-09-27 | 2012-03-29 | Aiger Group Ag | Apparatus and method for insertion of capsules into filter tows |
| WO2013178515A1 (en) * | 2012-05-30 | 2013-12-05 | British American Tobacco (Investments) Limited | Filter for a smoking article |
| US20190045836A1 (en) * | 2015-09-29 | 2019-02-14 | British American Tobacco Mexico, S.A. De C.V. | A method for manufacturing different types of smoking article |
| WO2020055093A1 (en) * | 2018-09-12 | 2020-03-19 | 주식회사 케이티앤지 | Aerosol generation rod comprising capsule filter segment including hard capsule |
| CN111329107A (en) * | 2020-03-13 | 2020-06-26 | 南通烟滤嘴有限责任公司 | Filter stick without wrapping paper and with continuous closed cavity, forming equipment and forming process |
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