CN209898271U

CN209898271U - Filter and cigarette

Info

Publication number: CN209898271U
Application number: CN201920183611.2U
Authority: CN
Inventors: 谢景灿
Original assignee: Fujian Green Gold Biotechnology Co Ltd
Current assignee: Fujian Green Gold Biotechnology Co Ltd
Priority date: 2019-02-01
Filing date: 2019-02-01
Publication date: 2020-01-07
Anticipated expiration: 2029-02-01

Abstract

The utility model relates to a filter tip technical field especially relates to a filter tip and cigarette. This filter tip includes filter house, coating, first face, second face and first tealeaves end, is formed with the cavity in the coating, and first face and second face set up relatively and all are connected with the coating, and the filter house is formed with first space including the filter layer of setting up a plurality of range upon range of settings in the cavity between first face, second face and a plurality of filter layers, and first tealeaves end is filled in first space, and the filter layer is including the filtration fibre bundle layer and the tea stalk pole layer of range upon range of setting. First space that forms between a plurality of filter layers of this filter tip is filled by first tealeaves end, and first tealeaves end can carry out effectual absorption and hold back to the harmful substance in the flue gas that gets into in the first space to the flue gas in the first space has been avoided not filtered and has got into the health hazard that the human body caused. The specific surface area of the first tea dust is large, so that the contact area of the filter tip and smoke is increased, and the filtering efficiency is improved.

Description

Filter and cigarette

Technical Field

The utility model relates to a filter tip technical field especially relates to a filter tip and cigarette.

Background

The burning of cigarette can produce tar, nicotine and other harmful matter, which may damage human body and even induce cancer.

Cigarettes are typically provided with a filter at one end of the body to filter harmful substances produced by the burning of the cigarette. Existing filters often provide voids within the filter for the passage of smoke, but the provision of the voids often results in unfiltered smoke passing through the voids and into the body, so that the body inhales the unfiltered smoke, which can be detrimental to human health.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter tip and cigarette, the space that aims at solving in the current filter tip can make the human body inhale unfiltered flue gas, harm health's problem.

In order to solve the problems, the utility model provides a filter tip, which comprises a filter part, a coating layer, a first surface, a second surface and first tea dust, wherein a cavity is formed in the coating layer, and the first surface and the second surface are oppositely arranged and are both connected with the coating layer;

the filter part comprises a plurality of filter layers which are arranged in the cavity in a stacked mode, a first gap is formed among the first face, the second face and the plurality of filter layers, the first tea dust is filled in the first gap, and the filter layers comprise filter fiber bundle layers and tea stem rod layers which are arranged in a stacked mode.

Optionally, a first hole is formed in the first surface, a second hole is formed in the second surface, and the inner diameter of the first hole and the inner diameter of the second hole are both smaller than the diameter of the first tea dust.

Optionally, the tea stem rod layer comprises a plurality of tea stem rods, one end of each tea stem rod is abutted on the first face, and the other end of each tea stem rod is abutted on the second face.

Optionally, the filter part further comprises a second tea dust, a second gap is formed between the plurality of stem rods, and the second tea dust is filled in the second gap.

Optionally, the filter layers are arranged around the extending direction of the first straight line, and the plurality of filter layers are arranged along the extending direction of the second straight line;

the extending direction of the first straight line is consistent with the direction from the first surface to the second surface;

the extending direction of the second straight line is consistent with the direction from the filter part to the coating layer.

Optionally, the direction from the filter fiber bundle layer to the tea stalk rod layer is consistent with the arrangement direction of the plurality of filter layers.

Optionally, the filter tip further comprises a heat insulation layer, the heat insulation layer is arranged in the cavity and located between the filter part and the coating layer, a third gap is formed between the filter part and the heat insulation layer, and the filter tip further comprises third tea dust, and the third tea dust is filled in the third gap.

Optionally, the coating layer has a first end and a second end disposed opposite to each other, the first end and the second end are both communicated with the cavity, the first end is sealed by the first surface, and the second end is sealed by the second surface.

Optionally, the coating layer comprises a first wrapping paper and a second wrapping paper, the first wrapping paper and the second wrapping paper are detachably connected, and the second wrapping paper wraps the first wrapping paper.

Implement the embodiment of the utility model provides a, will have following beneficial effect:

adopt the utility model discloses a filter core, tea stalk pole layer has formed the filter layer of two different materials with filtering the fiber bundle layer, has increased filtration strength, can filter tar, nicotine and partial heavy metal for a short time effectively. Under the action of high adsorption performance of the tea stalk rods, harmful substances in the smoke are absorbed by the tea stalk rods and are intercepted in the filter tip, so that the aim of reducing the harmful substances entering human bodies is fulfilled. First space that forms between a plurality of filter layers is filled by first tealeaves end, and first tealeaves end can carry out effectual absorption and hold back to the harmful substance in the flue gas that gets into in the first space to the flue gas in the first space has been avoided not filtered and has got into the health hazard that the human body caused. In addition, the specific surface area of the first tea dust is large, so that the contact area of the filter tip and smoke is greatly increased, and the filtering efficiency is improved. In addition, the tea stalk layer and the first tea dust can release tea fragrance, smoke of tobacco is improved, irritation of tobacco leaves is reduced, and fine and moist feeling of tobacco is improved.

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 these drawings without creative efforts.

Wherein:

fig. 1 is a schematic view of a cigarette according to an embodiment of the present invention;

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

FIG. 3 is a cross-sectional view of the filter portion of the cigarette shown in FIG. 1;

figure 4 is a cross-sectional view of the filter layer of the cigarette shown in figure 1.

The reference numerals in the figures are as follows:

1. a filter tip;

11. a coating layer; 111. a first wrapper; 112. a second wrapper; 113. a cavity; 114. a first end; 115. a second end; 12. a filtering part; 121. a filter layer; 1211. filtering the fiber bundle layer; 1212. a tea stalk layer; 12121. tea stalk stems; 12122. a second void; 122. a first void; 13. a first side; 131. a first hole; 14. a second face; 15. first tea dust; 16. second tea dust; 17. a thermal insulation layer; 18. a third void; 19. third tea dust;

2. a body of tobacco; 21. forming paper; 22. and (5) tobacco shreds.

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.

As shown in fig. 1 and 2, an embodiment of the present invention provides a cigarette, which includes a filter 1 and a cigarette body 2. The filter 1 includes a coating layer 11 and a filter portion 12, the cigarette body 2 includes a plug wrap 21 and a tobacco shred 22, and the plug wrap 21 coats the tobacco shred 22 to form the cigarette body 2. The coating layer 11 is used to coat the filter portion 12 and a part of the cigarette body 2 to connect the filter 1 and the cigarette body 2, thereby forming a complete cigarette from the filter 1 and the cigarette body 2.

The cigarette referred to herein may be a traditional cigarette, may be a cartridge for insertion into an electronic smoking set, or may be another type of cigarette. The filter 1 is equally suitable for use with both conventional cigarettes and cartridges and other types of cigarettes.

As shown in fig. 2, the coating layer 11 includes a first wrapper 111 and a second wrapper 112, the first wrapper 111 and the second wrapper 112 are detachably connected, and the second wrapper 112 coats the first wrapper 111. The first wrapper 111 has a hardness greater than that of the second wrapper 112.

Specifically, the first wrapping paper 111 may be selected from kraft paper or white board paper, and the second wrapping paper 112 may be selected from tipping paper, which has certain water resistance and wet strength and can prevent lips from wetting cigarettes during smoking. The raw materials of the white board paper, the kraft paper and the tipping paper are not limited, and can be straws, bagasse, broad-leaved wood or needle-leaved wood and the like.

In other embodiments, the first wrapper 111 may also be omitted.

As shown in fig. 1 and 2, the filter 1 further includes a first face 13, a second face 14, and first dust 15, a cavity 113 is formed in the coating layer 11, and the first face 13 and the second face 14 are disposed opposite to each other and are connected to the coating layer 11.

As shown in fig. 2 and 3, the filter portion 12 includes a plurality of filter layers 121 stacked in a cavity 113, a first gap 122 is formed between the first surface 13, the second surface 14, and the plurality of filter layers 121, the first tea dust 15 is filled in the first gap 122, and the filter layer 121 includes a filter fiber bundle layer 1211 and a tea stem rod layer 1212 stacked in a stack.

The filter layer 121 of the filter core comprises a stacked filter fiber bundle layer 1211 and a tea stem layer 1212, so that two filter layers 121 with different substances are formed, the filter strength is increased, and tar, nicotine and partial heavy metals can be effectively filtered. Under the action of high adsorption performance of the tea stalk rods, harmful substances in the smoke are absorbed by the tea stalk rods and are intercepted in the filter tip 1, so that the aim of reducing the harmful substances entering human bodies is fulfilled. First space 122 between a plurality of filter layers 121 is filled by first tealeaves end 15, and porous structure on the tealeaves end makes the tealeaves end have stronger adsorption efficiency to make first tealeaves end 15 can carry out effectual holding back and absorption to the harmful substance of the flue gas that gets into first space 122, thereby avoided getting into the flue gas in the first space 122 unfiltered and get into the health hazard that the human body caused. In addition, the specific surface area of the first tea dust 15 is large, so that the contact area of smoke and the filter tip 1 is greatly increased, and the filtering efficiency is improved. In addition, the tea stalk layer 1212 and the first tea dust 15 can release tea fragrance, improve smoke of tobacco, reduce irritation of tobacco leaf, and improve the sliminess and fragrance of tobacco.

As shown in fig. 2, the first surface 13 is formed with a first hole 131, the second surface 14 is formed with a second hole, and both the inner diameter of the first hole 131 and the inner diameter of the second hole are smaller than the diameter of the first tea dust 15. Like this, guaranteed promptly that the flue gas can get into first space 122 via the second hole, the flue gas after the filtration can get into human oral cavity via first hole 131, can guarantee again that first tealeaves end 15 and second tealeaves end 16 can not expose by in first hole 131 and the second hole, has avoided the tealeaves end to get into the taste that human oral cavity influences cigarette.

Preferably, the projection of the first aperture 131 onto the second face 14 is spaced from the second aperture, so as to increase the path of the smoke within the filter 1 and improve the filtration efficiency.

As shown in fig. 4, the stem layer 1212 includes a plurality of stems 12121, and the stems 12121 are bonded to the filter tow layer 1211 to form the stem layer 1212. One end of the stem 12121 abuts on the first face 13, and the other end of the stem 12121 abuts on the second face 14. The arrangement of the first surface 13 and the second surface 14 further limits the displacement of the stem 12121 in the cavity 113, and ensures the stability of the structure.

Further, one end of the tea stem 12121 can be bonded to the first surface 13 through honey and crystal sugar liquid, and the other end of the tea stem 12121 can be bonded to the second surface 14 through honey and crystal sugar liquid.

In the embodiment shown in fig. 4, the plurality of stem rods 12121 define second spaces 12122 therebetween, and the filter 1 includes the second tea dust 16, and the second tea dust 16 is filled in the second spaces 12122. In this way, smoke entering the second void 12122 is prevented from entering the human mouth directly unfiltered.

As shown in fig. 2, the filter 1 further includes a heat insulating layer 17, the heat insulating layer 17 is disposed in the cavity 113 and located between the filter part 12 and the coating 11, a third gap 18 is formed between the filter part 12 and the heat insulating layer 17, the filter 1 further includes third tea dust 19, and the third tea dust 19 is filled in the third gap 18.

The heat insulating layer 17 in this embodiment is a sponge layer, and the filter fiber bundle layer 1211 is an acetate fiber layer.

In other embodiments, the thermal insulation layer 17 may also be a thermal insulation material with a small heat transfer coefficient, such as glass fiber.

The filtering fiber bundle layer 1211 may be a polylactic acid fiber bundle or a polypropylene fiber bundle, or a combination of an acetate fiber bundle and a polylactic acid fiber bundle, a combination of an acetate fiber bundle and a polyacrylic acid fiber bundle, a combination of a polylactic acid fiber bundle and a polypropylene fiber bundle, or a combination of a polylactic acid fiber bundle, a polypropylene fiber bundle, and a polylactic acid fiber bundle.

In this embodiment, the filter layer 121 is disposed around the extending direction of the first straight line a, and the plurality of filter layers 121 are arranged along the extending direction of the second straight line b, as shown in fig. 2 and 3, the extending direction of the first straight line a is consistent with the direction from the first surface 13 to the second surface 14, and the extending direction of the second straight line b is consistent with the direction from the filter portion 12 to the cover layer 11.

In this embodiment, the direction from the filter fiber bundle layer 1211 to the tea stem layer 1212 is the same as the arrangement direction of the plurality of filter layers 121, and is the same as the extending direction of the second straight line b.

In the embodiment shown in fig. 3, the distance from the stem layer 1212 to the coating layer 11 is smaller than the distance from the filter fiber bundle layer 1211 to the coating layer 11.

In other embodiments, the distance from the stem layer 1212 to the coating layer 11 may be larger than the distance from the filter fiber bundle layer 1211 to the coating layer 11.

As shown in fig. 2, the covering layer 11 further has a first end 114 and a second end 115 disposed opposite to each other, the first end 114 and the second end 115 are both communicated with the cavity 113, the first surface 13 is disposed at the first end 114 and closes the first end 114, and the second surface 14 is disposed at the second end 115 and closes the second end 115.

In other embodiments, the first surface 13 and the second surface 14 may be disposed between the first end 114 and the second end 115. A first insulating portion is disposed on a side of the first face 13 adjacent the first end 114, the first insulating portion extending toward the first end 114 and closing the first end 114, and a second insulating portion is disposed on a side of the second face 14 adjacent the second end 115, the second insulating portion extending toward the second end 115 and closing the second end 115 or extending to a position between the second face 14 and the second end 115.

The material of the first and second heat insulating portions may be the same as or different from the material of the heat insulating layer 17.

In one embodiment, the heat insulating layer 17, the first heat insulating portion, and the second heat insulating portion may be present at the same time, the filter 1 may include at least one of the first heat insulating portion and the second heat insulating portion, the filter 1 may include the heat insulating layer 17, or the filter 1 may include the heat insulating layer 17 and one of the first heat insulating portion and the second heat insulating portion.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. A filter tip is characterized by comprising a filter part, a coating layer, a first surface, a second surface and first tea dust, wherein a cavity is formed in the coating layer, and the first surface and the second surface are oppositely arranged and are connected with the coating layer;

2. A filter according to claim 1, wherein the first face is provided with first apertures and the second face is provided with second apertures, the first apertures and the second apertures each having an internal diameter less than the diameter of the first dust of tea.

3. A filter according to claim 1, wherein the stem rod layer comprises a plurality of stem rods, one end of the stem rods abutting on the first face and the other end of the stem rods abutting on the second face.

4. The filter according to claim 3, wherein the filter portion further comprises a second ground tea, a second gap is formed between the plurality of stem rods, and the second ground tea is filled in the second gap.

5. A filter according to claim 1, wherein the filter layers are arranged around the extension of a first line, and a plurality of the filter layers are arranged along the extension of a second line;

6. The filter according to claim 1, wherein the direction of the filter fiber bundle layer to the stem rod layer coincides with the arrangement direction of the plurality of filter layers.

7. The filter according to claim 1, further comprising a heat insulating layer disposed within the cavity between the filter portion and the cover, a third void being formed between the filter portion and the heat insulating layer, the filter further comprising a third tea dust, the third tea dust being filled in the third void.

8. A filter according to claim 1, wherein the wrapper has first and second oppositely disposed ends, the first and second ends each communicating with the cavity, the first face closing the first end and the second face closing the second end.

9. A filter according to claim 1, wherein the wrapper comprises a first wrapper and a second wrapper, the first and second wrappers being releasably attachable, the second wrapper wrapping the first wrapper.

10. A cigarette comprising a body and a filter according to any one of claims 1 to 9, said tipping layer surrounding part of the structure of said body.