CN214759094U

CN214759094U - Filter tip and electronic cigarette

Info

Publication number: CN214759094U
Application number: CN202120575049.5U
Authority: CN
Inventors: 卢集伟; 亢建林
Original assignee: SHENZHEN ZHIYE TECHNOLOGY CO LTD
Current assignee: Shenzhen Zhiye Biotechnology Co.,Ltd.
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-11-19
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a filter tip and electron cigarette, wherein, the filter tip includes shell and inner core. The shell is provided with a cavity with two open ends and comprises a forming paper layer, a printing layer and a protective layer which are sequentially stacked from inside to outside; the inner core fill in the cavity, the inner core includes along the cotton component of polylactic acid and the silica gel component that the length direction of inner core set gradually, just the silica gel component is formed with and runs through the air flue that the both ends of silica gel component set up. The technical scheme of the utility model aims at promoting the quality of filter tip.

Description

Filter tip and electronic cigarette

Technical Field

The utility model relates to a tobacco products technical field, concretely relates to filter tip and electron 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. The filter tip is used for filtering impurities such as tobacco tar in smoke and is an important component of the electronic cigarette.

To improve the market competitiveness of the product, further optimization of the quality of the filter is necessary.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a filter tip and electron cigarette aims at promoting the quality of filter tip.

To achieve the above object, the present invention provides a filter tip, comprising:

the outer shell is provided with a cavity with two open ends and comprises a forming paper layer, a printing layer and a protective layer which are sequentially stacked from inside to outside; and the number of the first and second groups,

the inner core, fill in the cavity, the inner core includes along the cotton component of polylactic acid and the silica gel component that the length direction of inner core set gradually, just the silica gel component is formed with and runs through the air flue that the both ends of silica gel component set up.

Optionally, an adhesive layer is arranged between the formed paper layer and the printing layer; and/or the presence of a gas in the gas,

the protective layer is made of edible transparent materials.

Optionally, the formed paper layer, the printing layer and the protective layer are integrally formed.

Optionally, the number of the polylactic acid cotton elements is two, and the two polylactic acid cotton elements are respectively arranged at two ends of the silica gel element.

Optionally, the filter further comprises a bead burst disposed in the air passage and located in the middle of the inner core in the length direction of the inner core.

Optionally, the filter further comprises a support element, the support element is arranged at one end of the polylactic acid cotton element far away from the silica gel element, and the support element is provided with vent holes penetrating through two ends of the support element.

Optionally, a mark part is formed at a position of the printing layer corresponding to the bead blasting.

Optionally, the polylactic acid cotton element and the silica gel element form a cavity at an interval, a plurality of microparticles are filled in the cavity, each microparticle comprises a shell and a drug component arranged in the shell, and each microparticle is arranged to be capable of being discharged out of the cavity along with the airflow when the airflow passes through the cavity.

Optionally, the housing has an open end corresponding to the silicone element;

the filter tip further comprises a protective cap, and the protective cap is arranged at the opening end of the shell.

Furthermore, the utility model discloses still provide an electron cigarette, the electron cigarette includes as above the filter tip.

In the technical scheme of the utility model, the shell is formed by laminating the forming paper layer, the printing layer and the protective layer, which not only can fix the inner core, but also can improve the aesthetic degree and the identification degree of the filter tip by printing marks, patterns and the like; the protective layer can be protected the printing layer, can avoid printing ink direct contact user's mouth on the one hand, reduces the potential safety hazard, and on the other hand can be waterproof, avoids influences such as oral cavity moist environment and hand sweat to print the layer. In addition, the inner core consists of a polylactic acid cotton element and a silica gel element, so that compared with the same product with the same length of the filter tip, the filter tip adopts the polylactic acid cotton with good filtering effect, environmental protection and safety as the filtering core material, and on the premise of ensuring the filtering effect on impurities such as tobacco tar and the like, the length of the filtering core material is shortened, the suction resistance is reduced, and the use experience of a user is improved; meanwhile, the silica gel element plays a role in filling the inner cavity of the shell and supporting the shell, so that the filter tip can keep enough length for a user to use; the setting of air flue also makes the resistance that the flue gas received less in support element department for support element can realize reducing the effect of inhaling the resistance, has further promoted user's use experience.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 exploded view of a first embodiment of a filter according to the present invention;

FIG. 2 is a cross-sectional view of the housing of FIG. 1;

FIG. 3 is a block diagram of another embodiment of a housing;

figure 4 is an exploded view of a second embodiment of a filter according to the present invention;

figure 5 is an exploded view of a third embodiment of a filter according to the present invention;

figure 6 is an exploded view of a fourth embodiment of the filter according to the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Filter tip	3	Silica gel element
1	Outer casing	31	Airway
				11	Formed paper layer	4	Supporting element
12	Printing layer	41	Vent hole
				13	Protective layer	5	Blasting bead
14	Adhesive layer	6	Microparticles
				2	Polylactic acid cotton element	7	Protective cap

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), 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 relating to "first", "second", etc. in the embodiments 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, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

In view of the above, the present invention provides a filter 100, wherein the filter 100 can be used as a filter for a conventional cigarette and a heating non-burning electronic cigarette, and for understanding, the electronic cigarette is taken as an example for illustration. The filter 100 comprises the outer shell 1 and the inner core, and the design of the filter 100 can improve the quality of the filter 100, thereby improving the use experience of users and enhancing the market competitiveness of products. Fig. 1 to 6 show an embodiment of a filter 100 according to the present invention.

Referring to fig. 1 and 2, the filter 100 includes an outer shell 1 and an inner core. The shell 1 is provided with a cavity with two open ends, and the shell 1 comprises a forming paper layer 11, a printing layer 12 and a protective layer 13 which are sequentially stacked from inside to outside; the inner core fill in the cavity, the inner core includes along the cotton component 2 of polylactic acid and the silica gel component 3 that the length direction of inner core set gradually, just silica gel component 3 is formed with and runs through the air flue 31 that the both ends of silica gel component 3 set up.

In the technical scheme of the utility model, the shell 1 is formed by laminating the forming paper layer 11, the printing layer 12 and the protective layer 13, which not only can fix the inner core, but also can improve the aesthetic degree and the identification degree of the filter tip 100 by printing marks, patterns and the like; protective layer 13 can protect printing layer 12, can avoid printing ink direct contact user's mouth on the one hand, reduces the potential safety hazard, and on the other hand can be waterproof, avoids influences such as oral cavity moist environment and hand sweat to print layer 12. In addition, the inner core consists of the polylactic acid cotton element 2 and the silica gel element 3, so that compared with the same product with the same length of the filter tip 100, the filter tip 100 adopts the polylactic acid cotton with good filtering effect, environmental protection and safety as a filtering core material, and on the premise of ensuring the filtering effect on impurities such as tobacco tar and the like, the length of the filtering core material is shortened, the suction resistance is reduced, and the use experience of a user is improved; meanwhile, the silica gel element 3 plays a role of filling the inner cavity of the housing 1 and supporting the housing 1, so that the filter 100 can keep enough length for a user to use; the setting of air flue 31 also makes the resistance that the flue gas received less in support element 4 department for support element 4 can realize reducing the effect of inhaling the resistance, has further promoted user's use experience.

The inner core is a cylinder generally, and specifically can be a cylinder, a prism, a square column or a polygonal cylinder, etc., and the utility model discloses do not limit this. 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. In actual processing, the shape of the inner core suction end can be processed into a flat shape and other shapes according to requirements.

As shown in fig. 1, in the present embodiment, the inner core is filled in the cavity formed by the outer shell 1 and abuts against the inner wall of the cavity. The inner core includes cotton component 2 of polylactic acid and silica gel component 3, and cotton component 2 of polylactic acid and silica gel component 3 all are the cylinder setting, and arrange in proper order in the length direction of inner core. In specific implementation, the polylactic acid cotton element 2 may be disposed near the tobacco tar end of the inner core, or near the suction end of the inner core, and therefore, the present invention is not limited thereto.

The polylactic acid cotton element 2 is made of polylactic acid cotton, and the polylactic acid cotton can adsorb and intercept tobacco tar carried in smoke to play a role in filtering. The silica gel element 3 has two ends in the length direction thereof, and an air passage 31 is formed inside the silica gel element 3, and the air passage 31 penetrates through the two ends of the silica gel element 3, so that the smoke entering the inner core can pass through the air passage 31. The specific shape of the air duct 31 may be a straight line or a curve. The number of the air passages 31 may be one or more.

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. In the present application, the outer shell 1 is a laminated composite structure, and one side of the outer shell 1 contacting the inner core is set as the inner side of the outer shell 1, referring to fig. 2, the outer shell 1 includes a formed paper layer 11, a printing layer 12 and a protective layer 13 which are sequentially laminated from inside to outside. Wherein, the material of shaping ply 11 can be plant cellulose paper, and plant cellulose paper toughness is good, has sufficient intensity, can play the effect of fixed inner core, and can biodegradable, green, and compare traditional aluminium system wrapping paper, and is cheap good more. The printed layer 12 may be printed with indicia, such as the type, material, size, etc. of the filter 100 for user reference, may be printed with anti-counterfeit indicia, or may be printed with graphics to enhance the aesthetic appearance of the filter 100. The protective layer 13 is arranged on the outer side of the printing layer 12 and at least covers the pattern area of the printing layer 12, and the material of the protective layer 13 can be a waterproof material, so that the printing layer 12 can be protected, on one hand, printing ink can be prevented from directly contacting the mouth of a user, potential safety hazards are reduced, on the other hand, water can be prevented, and the printing layer 12 is prevented from being influenced by the mouth moistening environment, hand sweat and the like; the material of the protective layer 13 may also be selected to have a certain heat insulation or cooling function, so as to prevent the filter tip 100 from being too hot and injuring the user.

The shell 1 is arranged to be of a cylindrical structure, a cavity with two open ends is formed in the shell, the inner core is filled in the cavity and abutted to the inner wall of the cavity, and during actual processing, the shell 1 can be rolled to be of the cylindrical structure, and then the polylactic acid cotton element 2 and the silica gel element 3 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.

In addition, because the length of the filter tip 100 is short, and the dimension error of the pla cotton is inevitable during processing, in order to avoid the assembled pla cotton element 2 protruding out of the end of the housing 1, in this embodiment, the distal end of the pla cotton element 2 away from the silicone rubber element 3 is located in the cavity, and the distance D between the distal end of the pla cotton element 2 and the corresponding end of the housing 1 is set as: d is more than 0 and less than 7 mm. Specifically, the spacing D between the distal end of the polylactic acid cotton element 2 and the corresponding end of the housing 1 may be 1mm, 2mm, 3mm, 3.5mm, 4mm, 5mm, 6mm, or the like.

The printing layer 12 may be provided in various ways, and may be formed by directly printing ink on the outer side of the formed paper layer 11, or may be formed by coating the outer side of the formed paper with a self-formed packing paper having a printed pattern. Referring to fig. 3, an adhesive layer 14 is disposed between the formed paper layer 11 and the printing layer 12. Specifically, in one embodiment, the adhesive layer 14 is formed by coating external glue on the outer side of the formed paper layer 11; in another embodiment, the adhesive layer 14 is disposed on the inner side surface of the printing layer 12 and is integrally formed with the printing layer 12, and during actual processing, the printing layer 12 is represented as a printing paper with an adhesive surface, and after the protective film of the adhesive surface is removed, the printing paper is attached to the outer side of the formed paper layer 11.

In addition, in order to prevent the printing layer 12 from being blocked by the protection layer 13, the protection layer 13 is made of an edible transparent material, for example, the protection layer 13 may be made of a polypropylene film, and after covering the printing layer 12, the mark of the printing layer 12 can be exposed.

In an embodiment, the formed paper layer 11, the printing layer 12 and the protection layer 13 are integrally formed. During actual processing, adopt the mode of inkjet to form printing layer 12 with printing ink spraying in the shaping ply 11 outside, then at the liquid material of printing layer 12's outside spraying protective layer 13, make it solidify in the printing layer 12 outside and form protective layer 13, this kind of mode of setting, processing is convenient, can make shell 1's thickness size littleer, and can make shell 1's wholeness better, difficult rete fold or separation scheduling problem appear.

In one embodiment, two polylactic acid cotton elements 2 are provided, and the two polylactic acid cotton elements 2 are respectively provided at two ends of the silicone element 3. Specifically, referring to fig. 4, the inner core includes a first poly (lactic acid) cotton element 2, a silicone rubber element 3, and a second poly (lactic acid) cotton element 2 sequentially arranged along a length direction of the inner core.

Further, the filter 100 further includes a bead 5, and the bead 5 is disposed in the air passage 31. The blasting beads 5 comprise a shell and liquid arranged in the shell, wherein the liquid can be fragrant liquid with different fragrance or taste, such as cream-flavored liquid, mint-flavored liquid and the like, and can also be liquid medicine with health care effect; the bead blasting 5 is arranged in the silica gel element 3, and when the bead blasting 5 is broken by pinching, fragrant liquid flows out, so that the smoke flowing through the silica gel element 3 is endowed with corresponding taste, and the taste of the electronic cigarette is diversified. In addition, in the length direction of the inner core, the exploding bead 5 is positioned in the middle of the inner core, so that the situation that the exploding bead 5 is too close to the sucking end of the shell 1, and the liquid splashed when the exploding bead 5 is broken directly flies into the mouth of a user to influence the taste and cause potential safety hazard can be prevented; at the same time, the middle section of the core is positioned closer to where the user would normally grasp the filter 100, facilitating the user to break the puff bead 5. It should be noted that the central portion described herein does not refer to the absolute midpoint position of the inner core, and that a position that deviates to some extent (+ -4 mm) from the midpoint position also belongs to the central portion described herein.

Preferably, the number of the polylactic acid cotton elements 2 is two, the two polylactic acid cotton elements 2 are respectively arranged at two ends of the silica gel element 3, the blasting beads 5 are arranged in the air passage 31, and the blasting beads 5 are positioned in the middle of the inner core in the length direction of the inner core. All set up polylactic acid cotton component 2 through the both sides at silica gel component 3, realized the flue gas double filtration to electron cigarette flue gas generating device output to and carry out filterable effect to the liquid that explodes pearl 5 effluviums for the flue gas that the user was inhaled is purer, and the taste is better. Further, the bead 5 is located in the middle of the inner core in the length direction of the inner core, so that on one hand, liquid splashed when the bead 5 is broken does not directly fly into or permeate the polylactic acid cotton element 2 close to the smoking end and then enter the oral cavity of a user, and on the other hand, the middle section of the inner core is located closer to the position where the user normally holds the filter 100, so that the user can conveniently break the bead 5.

In order to facilitate the user to break the popping beads 5, the printing layer 12 is provided with a mark part corresponding to the position of the popping beads 5, and the mark part can be characters, symbols, patterns and the like, so that the user can accurately find the position of the popping beads 5.

The filter 100 further comprises a support element 4, the support element 4 is disposed at one end of the polylactic acid cotton element 2 far away from the silica gel element 3, and the support element 4 is formed with vent holes 41 penetrating through two ends of the support element 4. Specifically, in an embodiment, the inner core includes the silica gel element 3, the polylactic acid cotton element 2 and the supporting element 4 which are sequentially arranged along the length direction of the inner core, so that the supporting element 4 is used to replace part of the polylactic acid cotton to fill the cavity, the length of the polylactic acid cotton element 2 can be shortened, and thus the suction resistance of the filter tip 100 is reduced, but it is clear that the length of the polylactic acid cotton element 2 is not too short, and in this embodiment, the length of the polylactic acid cotton element 2 is not less than 7mm, so as to ensure that smoke can be sufficiently filtered and cooled. Referring to fig. 5, in another embodiment, the inner core includes a first pla element 2, a silica gel element 3, a second pla element 2, and a support element 4, which are sequentially disposed along a direction from the tobacco tar end to the smoking end, and an exploding bead 5 is disposed in the air passage 31, so that the smoke is filtered by the second pla element 2, discharged through the vent hole 41, and sucked by the user, the support element 4 is disposed such that the length of the second pla element 2 can be shortened to a certain extent, thereby preventing the fragrance of the liquid of the exploding bead 5 from being excessively filtered by the second pla element 2, so that the fragrance of the liquid of the exploding bead 5 in the discharged smoke is stronger, and the vent hole 41 also enables the fragrance of the liquid of the exploding bead 5 and the smoke to be better converged therein, so that the smoke has a better taste; furthermore, the positioning of the support element 4 close to the smoking end provides a more aesthetic appearance to the smoking end of the filter 100 than to the poly-lactic acid cotton.

The material of the supporting element 4 can be selected from safe and nontoxic silica gel, the silica gel material not only has enough supporting function, but also the end face formed after processing is smoother and more beautiful. The supporting element 4 can be set to be the same material, the same size and specification (such as length, air vent 41 internal diameter and other parameters) and the same shape as the silica gel element 3, so that the production method only needs to process one part during production, the part can be used as the silica gel element 3 and the supporting element 4, the processing is convenient, time and labor are saved, and the cost is saved.

In addition, in another embodiment, the polylactic acid cotton element 2 and the silica gel element 3 form a cavity at intervals, the cavity is filled with a plurality of microparticles 6, each microparticle 6 includes a housing and a drug component disposed in the housing, and each microparticle 6 is configured to be capable of being discharged out of the cavity along with an airflow when the airflow passes through the cavity. Referring to fig. 6, in the cavity, the polylactic acid cotton element 2 and the silica gel element 3 are arranged at intervals, so that a section of empty cavity is formed between the two, in this embodiment, a plurality of microparticles 6 are filled in the cavity, and when a user inhales, the atomized airflow flowing through the inner core can be combined with the microparticles 6 to form aerosol, and then the aerosol enters the oral cavity together to be absorbed by the body, so as to meet various efficacy requirements of the user. Wherein each microparticle 6 is composed of a drug component and a shell enclosing the drug component. The medicinal component can be one or more of immobilized probiotics, fermentation product of probiotics, other natural medicinal components with health promoting and therapeutic effects, and extract thereof. The health care and treatment effects can include clearing heat from throat, benefiting throat, refreshing, improving memory, enhancing immunity, regulating intestinal flora, losing weight, improving skin, improving and assisting in reducing blood fat and blood sugar, resisting fatigue and the like. In order to facilitate preservation and absorption by the body, the physiological pharmaceutical ingredients may be processed into powders, and in particular, may be obtained by various means such as low-temperature pulverization, spray drying, lyophilization, and the like. The material of the shell comprises cyclodextrin, gelatin, sodium alginate, arabic gum and the like, and the shell is wrapped, so that on one hand, the physiological medicinal ingredients can be prevented from directly contacting with air, the activity of the physiological medicinal ingredients is not affected, and on the other hand, the selection range of the physiological medicinal ingredients can be further expanded to medicinal ingredients which are difficult to atomize.

Further, the housing 1 has an open end corresponding to the silicone element 3; the filter 100 further comprises a protective cap 7, and the protective cap 7 is covered at the open end of the housing 1. When the filter tip 100 is not used by a user, the protective cap 7 covers the open end of the housing 1, so that the medicinal components in the cavity can be effectively prevented from being dispersed or leaked, and the medicinal components can be effectively prevented from being failed due to air entering. When the user uses filter tip 100, pulls out protective cap 7 to assemble filter tip 100 to the tobacco rod, user's suction in-process, the flue gas flows through the appearance chamber of inner core, holds the medicine composition of intracavity and gives off and flows out along with the flue gas, and finally gets into human oral cavity, so can satisfy the various efficiency demands of user's suction. And because the inner core is provided with the cavity with smaller suction resistance, the suction resistance can be effectively reduced, and the use experience of a user is improved.

The utility model discloses still propose an electronic cigarette, electronic cigarette includes filter 100 as before, and the concrete structure of this filter 100 refers to the aforementioned embodiment. 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 only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. A filter, characterized in that the filter comprises:

2. A filter as claimed in claim 1, wherein an adhesive layer is provided between the formed paper layer and the printed layer; and/or the presence of a gas in the gas,

the protective layer is made of edible transparent materials.

3. A filter according to claim 1, wherein the formed paper layer, the printed layer and the protective layer are integrally formed.

4. A filter as claimed in claim 1, wherein there are two of said cotton polylactic acid elements and two of said cotton polylactic acid elements are disposed at opposite ends of said silicone gel element.

5. The filter of claim 1, further comprising a bead disposed in the air channel and located in a middle portion of the core in a length direction of the core.

6. A filter as claimed in claim 5, further comprising a support element provided at an end of the cotton polylactic acid element remote from the silicone element, the support element being formed with ventilation holes provided through both ends of the support element.

7. A filter as claimed in claim 5, wherein the printed layer is provided with a logo at a position corresponding to the bead.

8. A filter as defined in claim 1, wherein said poly (lactic acid) cotton element and said silicone element are spaced to define a cavity, said cavity being filled with a plurality of microparticles, each of said microparticles comprising a housing and a pharmaceutical composition disposed within said housing, each of said microparticles being configured to be expelled from said cavity with said airflow as said airflow passes through said cavity.

9. A filter according to claim 8, wherein the housing has an open end corresponding to the silica gel element;

10. An electronic cigarette comprising a filter according to any one of claims 1 to 9.