CN112931939A - Filter tip and electronic cigarette - Google Patents
Filter tip and electronic cigarette Download PDFInfo
- Publication number
- CN112931939A CN112931939A CN202110300823.6A CN202110300823A CN112931939A CN 112931939 A CN112931939 A CN 112931939A CN 202110300823 A CN202110300823 A CN 202110300823A CN 112931939 A CN112931939 A CN 112931939A
- Authority
- CN
- China
- Prior art keywords
- filter
- inner core
- support element
- shell
- gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- A24D3/17—Filters specially adapted for simulated smoking devices
-
- 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
- A24D3/04—Tobacco smoke filters characterised by their shape or structure
-
- 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
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
- A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
The invention discloses a filter and an electronic cigarette, wherein the filter comprises an outer shell and an inner core. The shell is in a cylindrical shape with openings at two ends; the inner core fill in the shell, the inner core has relative tobacco tar end and the end of suckling that sets up, the inner core includes certainly the tobacco tar end to the cotton component of polylactic acid and the support element that sets gradually in the direction of end of suckling, the both ends of the cotton component of polylactic acid all are located in the shell, the support element is formed with and runs through the air flue that the both ends of support element set up. The technical scheme of the invention aims to improve the suction resistance of the filter tip and improve the use experience of a user.
Description
Technical Field
The invention relates to the technical field of tobacco products, in particular to a filter tip and an electronic cigarette.
Background
The electronic cigarette is a novel electronic product for sucking smoke, and has similar smoke, taste and feeling as a cigarette. It is a product which is absorbed by users after tobacco tar is changed into steam by means of atomization and the like. When the electronic cigarette is smoked, a small amount of high-temperature tobacco tar is inevitably led to be smoked by the user along with the smoke, so that the taste is influenced, and even potential safety hazards are brought. In order to solve the problem, most of the existing electronic cigarettes are filled with filter materials in filter tips to filter out impurities such as tobacco tar. However, such an arrangement also results in increased resistance to smoke, which reduces the user experience.
Disclosure of Invention
The invention mainly aims to provide a filter tip and an electronic cigarette, aiming at improving the suction resistance of the filter tip and improving the use experience of a user.
To achieve the above object, the present invention proposes a filter comprising:
a housing having a cylindrical shape with both ends open; and the number of the first and second groups,
the inner core, fill in the shell, the inner core has the relative tobacco tar end that sets up and inhales the end, the inner core includes certainly the tobacco tar end to inhale cotton component of polylactic acid and the support element that sets gradually in the direction of end, the both ends of the cotton component of polylactic acid all are located in the shell, the support element is formed with and runs through the air flue that the both ends of support element set up.
Optionally, the supporting element is made of silica gel; and/or the presence of a gas in the gas,
the shell is provided with a tail end corresponding to the smoke end of the inner core, the distance between the tail end of the shell and the smoke end of the inner core is D, and the distance is more than 7mm and more than 0 mm.
Optionally, the length of the filter tip is 30-40 mm, and the length of the polylactic acid cotton element is 10-15 mm.
Optionally, a plurality of convex portions are convexly arranged on the outer side wall of the supporting element, and each convex portion is arranged away from the end portion of the supporting element and abutted against the inner wall of the shell.
Optionally, each of the protrusions extends along the length direction of the support element, and a plurality of the protrusions are arranged at intervals along the circumferential direction of the support element; and/or the presence of a gas in the gas,
the end surface of each convex part far away from the supporting element is a rough surface.
Optionally, the supporting element is provided with a through hole, and the through hole penetrates through two ends of the supporting element to form the air passage.
Optionally, at least one through hole is provided; and/or the presence of a gas in the gas,
the cross section of the through hole comprises a circle or a polygon.
Optionally, the filter tip further comprises a bead, a plurality of protrusions are arranged on the hole wall of the through hole along the circumferential direction of the through hole, and the end portions of the plurality of protrusions, which are far away from the hole wall, jointly define a clamping space for clamping the bead.
Optionally, a plurality of the protrusions are arranged at equal intervals; and/or the presence of a gas in the gas,
the cross-sectional area of each protrusion is gradually reduced in the direction away from the hole wall.
Furthermore, the invention also proposes an electronic cigarette comprising a filter as described above.
According to the technical scheme, the inner core comprises the polylactic acid cotton element and the supporting element which are sequentially arranged in the direction from the tobacco tar end to the smoking end, and the air passage is formed in the supporting element, so that smoke flows out through the air passage after being filtered by the polylactic acid cotton element, and the smoking resistance is greatly reduced due to the fact that the length of the polylactic acid cotton element is shortened and the air passage is arranged, and the use experience of a user is improved; at the same time, the support element serves to fill the housing cavity, supporting the housing, so that the filter remains long enough for the user to use. In addition, the two ends of the polylactic acid cotton element are both positioned in the shell, so that the polylactic acid cotton element cannot protrude out of the shell when the polylactic acid cotton element has size deviation, and the attractiveness of a product is not influenced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Figure 1 is a schematic view of the construction of one embodiment of a filter according to the present invention;
figure 2 is a cross-sectional view of the filter of figure 1;
figure 3 is a schematic view of the structure of another embodiment of the support element of the filter provided by the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
22 | Airway |
| 1 | |
22a | Through |
| 2 | |
221 | |
| 21 | Convex |
3 | Polylactic acid cotton element |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The present invention provides a filter 100, which can be used as a filter of a conventional cigarette and a heated non-burning electronic cigarette, and the filter 100 is described herein by taking the electronic cigarette as an example for the convenience of understanding. The filter 100 comprises an outer shell 1 and an inner core, and the design of the filter 100 can improve the suction resistance of the filter 100, thereby improving the use experience of a user; through restricting that the both ends of polylactic acid cotton component 3 all are located shell 1, overcome the easy problem that leads to of processing deviation beautifully spend the decline, strengthen the market competition of electron cigarette product. Fig. 1 to 3 show an embodiment of a filter 100 according to the invention.
Referring to fig. 1, the filter 100 includes an outer shell 1 and an inner core. The shell 1 is in a cylindrical shape with two open ends; the inner core fill in the shell 1, the inner core has relative tobacco tar end and the end of suckling that sets up, the inner core includes certainly the tobacco tar end to the cotton component 3 of polylactic acid and the support element 2 that set gradually in the direction of end of suckling, the both ends of the cotton component 3 of polylactic acid all are located in the shell 1, support element 2 is formed with and runs through the air flue 22 that the both ends of support element 2 set up.
In the technical scheme of the invention, the inner core comprises a polylactic acid cotton element 3 and a supporting element 2 which are sequentially arranged in the direction from the tobacco oil end to the suction end, and an air passage 22 is formed in the supporting element 2, so that the smoke is filtered by the polylactic acid cotton element 3 and flows out through the air passage 22, and the suction resistance is greatly reduced due to the shortened length of the polylactic acid cotton element 3 and the arrangement of the air passage 22, thereby improving the use experience of a user; at the same time, the support element 2 serves to fill the cavity of the housing 1, supporting the housing 1, so that the filter 100 can remain long enough for the user to use. In addition, the two ends of the polylactic acid cotton element 3 are both positioned in the shell 1, so that the polylactic acid cotton element 3 does not protrude out of the shell 1 when the size deviation occurs, and the product attractiveness is not affected.
The shell 1 is used for wrapping the inner core, avoids the inner core dispersion, prevents that the inner core from directly exposing outside, influences flue gas advancing direction and filter effect, simultaneously, also can avoid user direct contact inner core, causes the potential safety hazard. The shell 1 can be made of molding paper, the shell 1 is of a cylindrical structure, a cavity with two open ends is formed in the shell, the inner core is filled in the cavity, and during actual processing, after the shell 1 is rolled into a cylindrical shape, the polylactic acid cotton element 3 and the supporting element 2 are sequentially filled inwards to form the inner core. It will be appreciated that the particular shape of the outer shell 1 is adapted to the particular shape of the inner core, for example, when the inner core is cylindrical, the outer shell 1 is arranged cylindrically.
The inner core is generally a cylinder, and may be a cylinder, a prism, a square column, or a polygonal cylinder, which is not limited in the present invention. The inner core is used for filtering, cooling the flue gas, installs usually on electron cigarette smoke generating device's output, and it has the tobacco tar end of butt joint with electron cigarette smoke generating device's output and is used for the suction end that the user smokes. As shown in fig. 1 and fig. 2, in this embodiment, the inner core is composed of a polylactic acid cotton element 3 and a supporting element 2, the polylactic acid cotton element 3 and the supporting element 2 are both provided as a cylinder, and are sequentially arranged in a direction from the tobacco tar end to the smoking end, so that the flue gas is filtered by the polylactic acid element, cooled and then flows through the supporting element 2, and thus, the supporting element 2 can be prevented from being polluted by the flue gas carrying impurities such as tobacco tar, and the high-temperature flue gas can be prevented from directly entering the supporting element 2 to influence the service life of the supporting element 2. Furthermore, since the core consists of the poly (lactic acid) cotton element 3 and the support element 2, a portion of the filter core in the solution of the invention is replaced by the support element 2 having a lower resistance to draw than in the same type of product of the same core length, so that the resistance to draw of the filter 100 is improved.
The polylactic acid cotton element 3 is made of polylactic acid cotton, and the polylactic acid cotton can adsorb and intercept tobacco tar carried in smoke, so that the effects of filtering and cooling are achieved. The supporting element 2 has two ends in the length direction, an air passage 22 is formed in the supporting element 2, one end of the air passage 22 penetrates through one end of the supporting element 2 to form an inlet, and the other end of the air passage 22 penetrates through the other end of the supporting element 2 to form an outlet, so that smoke entering the inner core can enter the supporting element 2 from the inlet and be discharged from the outlet. The specific shape of the air duct 22 may be a straight line or a curve.
In addition, because the length of the filter tip 100 is short, and the polylactic acid cotton is inevitably subjected to size error during processing, in order to avoid the situation that the polylactic acid cotton element 3 protrudes out of the end of the housing 1 after assembly, in the embodiment, both ends of the polylactic acid cotton element 3 are located in the housing 1, so that the polylactic acid cotton element 3 does not protrude out of the housing 1 when size deviation occurs, and the product appearance is not affected.
Further, referring to fig. 2, the outer shell 1 has a terminal corresponding to the smoke end of the inner core, the distance between the terminal of the outer shell 1 and the smoke end of the inner core is D, 7mm > D > 0mm, and when the distance D is within this range, the problem of reduced aesthetics caused by the size deviation of the polylactic acid cotton element 3 can be solved, and the problem of installation of the filter tip 100 on the output end of the electronic cigarette smoke generating device due to too much retraction of the end of the polylactic acid cotton element 3 can be avoided.
In one embodiment, the material of the supporting element 2 is silica gel, which has certain elasticity, is easy to process and can realize the function of supporting the housing 1, and the silica gel has the advantages of low price, easy availability, safety and no toxicity, and is suitable for being used as the core material of the filter 100.
Referring to fig. 2, in the embodiment, the length of the filter 100 is 30-40 mm, and the length of the pla cotton element 3 is 10-15 mm, so that it is ensured that the tobacco smoke passing through the inner core is sufficiently filtered, and the increase of the suction resistance of the filter 100 due to the overlong pla cotton element 3 is avoided.
A plurality of convex parts 21 are convexly arranged on the outer side wall of the supporting element 2, and the end part of each convex part 21 far away from the supporting element 2 is abutted against the inner wall of the shell 1. The provision of the projection 21 increases the friction between the outer side wall of the support element 2 and the inner wall of the housing 1, so that the support element 2 is more firmly fixed by the housing 1 and is less prone to displacement.
Specifically, the protrusions 21 have a plurality of arrangements, in one embodiment, each protrusion 21 is disposed in a hemisphere shape, and the plurality of protrusions 21 are distributed in a point shape on the outer side wall of the supporting element 2; in another embodiment, as shown in fig. 1, each of the protrusions 21 extends along the length direction of the supporting member 2, and the plurality of protrusions 21 are arranged at intervals along the circumferential direction of the supporting member 2, so that the configuration is not only convenient to process, but also the shape of the supporting member 2 can still be sensed when a user holds the housing 1 because the housing 1 is not made of a rigid material, and the plurality of protrusions 21 are arranged in this embodiment, so that the user can feel better and the user experience can be improved.
Furthermore, the end surface of each of the projections 21 remote from the support member 2 is roughened, so that friction between the outer side wall of the support member 2 and the inner wall of the housing 1 can be further increased. Wherein the rough surface is relative to the smooth surface, in particular implementation, the end surface of the protrusion 21 away from the support element 2 may be ground so that the roughness of the end surface is increased to form the rough surface.
Further, in another embodiment, a plurality of the protrusions 21 are spaced along the circumference of the supporting member 2, each protrusion 21 extends along the length direction of the supporting member 2, and the end surface of each protrusion 21 away from the supporting member 2 is rough, so that the supporting member 2 can be firmly fixed by the housing 1, the processing is convenient, and the filter 100 can have a better tactile feeling when a user holds the filter.
The support member 2 is provided with through holes 22a, and the through holes 22a are provided through both ends of the support member 2 to form the air passages 22. Specifically, the cross-sectional shape of the through hole 22a may be a circle, or a polygon such as a triangle, a quadrangle, a pentagram, and the like, which is not limited by the present invention.
In addition, the through-hole 22a is provided with at least one. The through holes 22a are arranged to enable smoke to smoothly flow through the supporting element 2, so that increase of suction resistance is avoided, and therefore, on the premise that the supporting element 2 can support the shell 1, the number and the cross-sectional area of the through holes 22a are not limited, specifically, referring to fig. 1, in the embodiment, one through hole 22a is provided; referring to fig. 3, in the present embodiment, seven through holes 22a are provided.
In addition, the filter 100 further includes a bead (not shown) which includes a housing and a liquid disposed in the housing, and when the bead is crushed by external force, the liquid flows out according to different liquid formulations, so that the smoke output by the electronic cigarette has different tastes, fragrances, functions, and the like. The liquid may be a fragrant liquid with different fragrance or taste, such as cream-like liquid, mint-like liquid, etc., or a medicinal liquid with health promotion effect. Specifically, referring to fig. 1, a plurality of protrusions 221 arranged along the circumferential direction of the through hole 22a are arranged on the hole wall of the through hole 22a, and the ends of the plurality of protrusions 221 away from the hole wall jointly define a clamping space for clamping the popping beads, so that the popping beads are fixed in the supporting element 2 under the joint clamping of the plurality of protrusions 221, and when a user squeezes the supporting element 2, the popping beads are broken, and liquid in the popping beads flows out, thereby endowing unique taste, fragrance or function to the smoke. The setting of a plurality of archs 221 not only can play the fixed effect of exploding the pearl, explode the pearl receive the extrusion when breaking moreover, can make and explode the interior liquid of pearl sputter to the direction of air flue 22 inner wall more, avoided liquid to splash to user's oral cavity direction when exploding the pearl and breaking, directly get into in the user's mouth, lead to the user to eat and experience the decline.
In addition, the cross-sectional area of each protrusion 221 is gradually reduced in the direction away from the hole wall, so that the space volume between two adjacent protrusions 221 is larger, and the suction resistance of smoke flowing through the air passage 22 is smaller.
The invention also proposes an electronic cigarette comprising a filter 100 as described above, the filter 100 being of a specific structure as referred to in the preceding embodiments. Since the electronic cigarette adopts all the technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are achieved, and no further description is given here.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A filter, characterized in that the filter comprises:
a housing having a cylindrical shape with both ends open; and the number of the first and second groups,
the inner core, fill in the shell, the inner core has the relative tobacco tar end that sets up and inhales the end, the inner core includes certainly the tobacco tar end to inhale cotton component of polylactic acid and the support element that sets gradually in the direction of end, the both ends of the cotton component of polylactic acid all are located in the shell, the support element is formed with and runs through the air flue that the both ends of support element set up.
2. A filter according to claim 1, wherein the support element is of silica gel; and/or the presence of a gas in the gas,
the shell is provided with a tail end corresponding to the smoke end of the inner core, the distance between the tail end of the shell and the smoke end of the inner core is D, and the distance is more than 7mm and more than 0 mm.
3. A filter as claimed in claim 1, wherein the filter has a length of 30 to 40mm and the length of the cotton polylactic acid element is 10 to 15 mm.
4. A filter according to claim 1, wherein the outer side wall of the support element is provided with a plurality of projections projecting therefrom, each projection being disposed against the inner wall of the housing away from the end of the support element.
5. A filter according to claim 4, wherein each of the projections extends along the length of the support member, and a plurality of the projections are spaced circumferentially of the support member; and/or the presence of a gas in the gas,
the end surface of each convex part far away from the supporting element is a rough surface.
6. A filter according to claim 1, wherein the support element is provided with through holes provided through both ends of the support element to form the air channels.
7. A filter according to claim 6, wherein the through-holes are provided with at least one; and/or the presence of a gas in the gas,
the cross section of the through hole comprises a circle or a polygon.
8. A filter according to claim 6, further comprising a bead, wherein the wall of the through hole is provided with a plurality of protrusions arranged circumferentially around the through hole, and the ends of the plurality of protrusions remote from the wall of the through hole together define a holding space for holding the bead.
9. A filter as claimed in claim 8, in which a plurality of said projections are provided at equally spaced intervals; and/or the presence of a gas in the gas,
the cross-sectional area of each protrusion is gradually reduced in the direction away from the hole wall.
10. An electronic cigarette comprising a filter according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110300823.6A CN112931939A (en) | 2021-03-19 | 2021-03-19 | Filter tip and electronic cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110300823.6A CN112931939A (en) | 2021-03-19 | 2021-03-19 | Filter tip and electronic cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112931939A true CN112931939A (en) | 2021-06-11 |
Family
ID=76228304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110300823.6A Withdrawn CN112931939A (en) | 2021-03-19 | 2021-03-19 | Filter tip and electronic cigarette |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112931939A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114631644A (en) * | 2022-04-26 | 2022-06-17 | 南通烟滤嘴有限责任公司 | Double-layer filter stick, composite filter stick, cigarette and cigarette preparation method |
-
2021
- 2021-03-19 CN CN202110300823.6A patent/CN112931939A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114631644A (en) * | 2022-04-26 | 2022-06-17 | 南通烟滤嘴有限责任公司 | Double-layer filter stick, composite filter stick, cigarette and cigarette preparation method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210611 |