CN210076555U

CN210076555U - Filter and smoking article

Info

Publication number: CN210076555U
Application number: CN201920360470.7U
Authority: CN
Inventors: 占文杰
Original assignee: Fujian Green Gold Biotechnology Co Ltd
Current assignee: Fujian Green Gold Biotechnology Co Ltd
Priority date: 2019-03-20
Filing date: 2019-03-20
Publication date: 2020-02-18
Anticipated expiration: 2029-03-20

Abstract

The utility model belongs to the technical field of the filterable of tobacco products, especially, relate to a filter tip and tobacco products. The utility model discloses filter tip sets up the thermal-insulated section that gives first straw component priority, thermal-insulated section setting in the tubular structure and with the inner wall contact of cavity, like this, thermal-insulated section can realize that filter tip and cigarette body are thermal-insulated in tubular structure's radial ascending complete, has avoided the superheated air to get into human oral cavity. In addition, in the direction of first face to second face, a plurality of first straw components stack up the setting, because the heat transfer coefficient of first straw component is little, and thermal-insulated effectual, consequently, can promote the heat preservation heat-proof quality of this filter tip greatly, can shorten the length of filter tip greatly from this, reduced the use of filter fiber material in the filter tip to the cost has been reduced. In addition, the straw is agricultural waste, the price is low, and the cost is greatly reduced and the economic value of the straw is greatly improved due to the arrangement of the filter tip.

Description

Filter and smoking article

Technical Field

The utility model belongs to the technical field of the filterable of tobacco products, especially, relate to a filter tip and tobacco products.

Background

Smoking articles typically comprise a filter and a tobacco rod formed from tobacco cut filler wrapped in cigarette paper. The burning of tobacco rod can produce tar, nicotine and heavy metal, which can damage human health and even induce cancer when entering into oral cavity.

The existing filter tip usually adopts an adsorbing material such as active carbon to adsorb harmful substances so as to trap the harmful substances in the filter tip, thereby reducing the damage of the harmful substances to human bodies.

Because the smoke generated by the burning of the tobacco rod is overheated, the smoke directly enters the oral cavity of the human body and can cause damage to the oral cavity of the human body. However, existing filters generally comprise only a filter segment, so that in order to avoid overheating of the smoke, a very long filter segment is required, and the filter segment is made of a filter fiber material, which results in a high cost of the whole filter.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the technical defect that the existing filter only comprises a filter section generally, so that the smoke is prevented from being overheated, a long filter section is required to be arranged, and the filter section is made of filter fiber materials, so that the cost of the whole filter is high is overcome.

In order to solve the technical problem, an embodiment of the present invention provides a filter tip, including a packaging layer and a heat insulation section, wherein the packaging paper layer is a tubular structure, a cavity is formed in the tubular structure, and the heat insulation section is arranged in the tubular structure and contacts with an inner wall of the cavity;

the heat insulation section comprises a first straw element, a first face and a second face, the first face and the second face are connected with the inner wall of the cavity, the first straw element is provided with a plurality of heat insulation sections, and the first straw element is stacked in the direction from the first face to the second face.

Optionally, the first straw element comprises one or more of straw filaments, straw powder and straw bodies.

Optionally, the wrapping layer comprises a first wrapping layer and a second wrapping layer, the first wrapping layer is detachably connected with the second wrapping layer, and the first wrapping layer covers the outer side of the second wrapping paper;

the filter also includes a second straw element disposed between the first wrapper layer and the second wrapper layer.

Optionally, the first package layer has a hardness less than the hardness of the second package layer.

Optionally, the second straw element comprises one or more of straw powder, straw filaments or a straw layer.

Optionally, the first surface is provided with a first through hole, the second surface is provided with a second through hole, and the first through hole and the second through hole are arranged at intervals in a direction from the first surface to the second surface.

Optionally, the first straw element is straw powder, and the diameter of the first through hole and the diameter of the second through hole are both smaller than the diameter of the straw powder.

Optionally, the filter further comprises a filter segment for filtering smoke generated by burning the smoke body, and the filter segment is arranged in the cavity and positioned on one side of the heat insulation segment, which is far away from the smoke body.

Optionally, the filter segment comprises one or more of acetate fibers, polyacrylic fibers, and polypropylene fibers.

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

the utility model discloses filter tip sets up the thermal-insulated section that gives first straw component priority, thermal-insulated section setting in the tubular structure and with the inner wall contact of cavity, like this, thermal-insulated section can realize that filter tip and cigarette body are thermal-insulated in tubular structure's radial ascending complete, has avoided the superheated air to get into human oral cavity. In addition, in the direction of first face to second face, a plurality of first straw components stack up the setting, because the heat transfer coefficient of first straw component is little, and thermal-insulated effectual, consequently, can promote the heat preservation heat-proof quality of this filter tip greatly, can shorten the length of filter tip greatly from this, reduced the use of filter fiber material in the filter tip to the cost has been reduced. In addition, the straw is agricultural waste, the price is low, and the cost is greatly reduced and the economic value of the straw is greatly improved due to the arrangement of the filter tip.

The utility model also provides a smoking product, including the cigarette body and foretell filter tip, the wrapping paper cladding the at least partial structure of cigarette body.

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.

Fig. 1 is a schematic view of a smoking article provided by an embodiment of the present invention;

figure 2 is a schematic view of a filter of the smoking article shown in figure 1;

figure 3 is a cross-sectional view of a filter of a smoking article according to another embodiment of the invention.

The reference numerals in the specification are as follows:

1. a filter tip; 11. a packaging layer; 111. a first packaging layer; 112. a second package layer; 113. a second straw element; 12. a heat insulation section; 121. a first straw element; 122. a first side; 1221. a first through hole; 123. a second face; 13. a heat insulation section;

2. a tobacco body.

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, the embodiment of the present invention provides a smoking article, which comprises a filter 1 and a body 2, wherein the filter 1 is connected to one end of the body 2 to filter harmful substances in smoke generated by burning the body 2.

Specifically, the filter 1 and the cigarette body 2 are coaxially arranged and are both cylindrical, the filter 1 includes a packaging layer 11 and a heat insulation section 12, and the packaging layer 11 covers part of the structure of the cigarette body 2 to connect the cigarette body 2 and the filter 1.

The smoking article in this embodiment may be a conventional cigarette, a cartridge put into an electronic smoking set, or other types of smoking articles. Namely, the embodiment of the present invention provides a filter 1 suitable for both traditional smoking articles and cartridges and other types of smoking articles.

The packaging layer 11 is a cylindrical structure, a cavity is formed in the cylindrical structure, and the heat insulation section 12 is arranged in the cylindrical structure and is in contact with the inner wall of the cavity.

The utility model discloses filter tip sets up the thermal-insulated section 12 that gives first straw component 121 as the main, thermal-insulated section 12 sets up in the tubular structure and with the inner wall contact of cavity, like this, thermal-insulated section 12 can realize filter tip 1 and cigarette body 2 and at the radial ascending complete thermal-insulated of tubular structure, has avoided the overheated air to get into human oral cavity. In addition, in the direction from the first surface 122 to the second surface 123, a plurality of first straw elements 121 are stacked, and the heat transfer coefficient of the first straw elements 121 is small, so that the heat insulation effect is good, the heat insulation performance of the filter 1 can be greatly improved, the length of the filter 1 can be greatly shortened, the use of filter fiber materials in the filter 1 is reduced, and the cost is reduced. In addition, the straw is agricultural waste, the price is low, and the cost is greatly reduced and the economic value of the straw is also greatly improved due to the arrangement of the filter tip 1.

In this embodiment, the heat insulation section 12 includes a first straw element 121, a first surface 122 and a second surface 123, the first surface 122 and the second surface 123 are both connected with the inner wall of the cavity, the first straw element 121 is provided in a plurality, and the plurality of first straw elements 121 are stacked in the direction from the first surface 122 to the second surface 123.

In one embodiment, the first straw element 121 is straw filament, and the straw filament may be one or more of wheat straw filament, corn straw filament, and rice straw filament.

In one embodiment, the first straw member 121 is straw powder, and the straw powder may be one or more of wheat straw powder, corn straw powder and rice straw powder.

In one embodiment, the first stalk element 121 is a stalk body, which may be one or more of wheat straw, corn straw, and rice straw.

In an embodiment, the first straw element 121 may also be straw filament and straw powder, or straw filament and straw body, or straw powder and straw body, or straw filament, straw powder and straw body.

In this embodiment, the first surface 122 and the second surface 123 are made of paper. When first straw element 121 and second straw element 113 are the straw powder, the setting of first face 122 and second face 123 has prevented that the straw powder from getting into the burning that the pipe tobacco influences the pipe tobacco, also prevents that the straw powder from getting into human oral cavity and influencing the taste.

In this embodiment, the first surface 122 is provided with a first through hole 1221, the second surface 123 is provided with a second through hole, and the first through hole 1221 and the second through hole are spaced in a direction from the first surface 122 to the second surface 123. When the first straw member 121 is straw powder, the inner diameter of the first through hole 1221 and the inner diameter of the second through hole are both smaller than the diameter of the straw powder. The arrangement of the first through hole 1221 and the second through hole can increase the air permeability of the filter tip 1 without affecting the filtration and the heat insulation.

In other embodiments, the first through hole 1221 and the second through hole may be omitted.

In this embodiment, the wrapping layer 11 includes a first wrapping layer 111 and a second wrapping layer 112, the first wrapping layer 111 is detachably connected to the second wrapping layer 112, the first wrapping layer 111 covers the outside of the second wrapping layer, the filter 1 further includes a second straw element 113, and the second straw element 113 is disposed between the first wrapping layer 111 and the second wrapping layer 112. The second straw element 113, disposed between the first wrapper and the second wrapper, further increases the thermal insulation of the filter 1, enabling a further reduction in the length of the filter 1.

In other embodiments, the second straw element 113 may also be omitted.

In one embodiment, the hardness of the first packaging layer 111 is less than that of the second packaging layer 112, thereby enabling the second packaging layer 112 to form a stable cylindrical structure.

Specifically, the first packaging layer 111 is tipping paper, the second packaging layer 112 is white board paper, the white board paper is connected end to form a cylindrical structure, and the tipping paper covers the outer side of the white board paper to form the packaging layer 11 together with the white board paper.

The tipping paper has certain water resistance and wet strength, and can prevent lips from wetting tobacco when smoking. The raw material of the tipping paper is not particularly limited and may be straw, bagasse, hardwood or softwood, etc.

In other embodiments, the second packaging layer 112 may also be kraft paper, and the raw materials of the kraft paper and the white board paper are not particularly limited, and may be straw, bagasse, hardwood or softwood.

In one embodiment, the second stalk element 113 is stalk powder, which may be one or more of wheat straw stalk powder, corn straw powder, and rice straw stalk powder.

In one embodiment, the second stalk element 113 is stalk filament, which may be one or more of wheat straw stalk filament, corn straw filament, and rice straw stalk filament.

In one embodiment, the second straw element 113 is a straw layer, which may be one or more of a wheat straw layer, a corn straw layer, and a rice straw layer.

In an embodiment, the second straw element 113 may also be straw filament and straw powder, or straw filament and straw body, or straw powder and straw body, or straw filament, straw powder and straw body.

Herein, the categories of the first straw member 121 and the categories of the second straw member 113 may be the same or different. Preferably, the first straw member 121 is of a different type than the second straw member 113, such that the synergistic effect of the two different straw members further enhances the thermal insulation of the filter 1.

As shown in fig. 3, the filter 1 further comprises a filter segment 13, the filter segment 13 is used for filtering smoke generated by combustion of the cigarette body 2, and the filter segment 13 is arranged in the cavity and is positioned on one side of the heat insulation segment 12 facing away from the cigarette body 2.

In this embodiment, the filtering section 13 is made of acetate fiber. Specifically, the filter section 13 includes a plurality of acetate fiber bundle layers arranged around the axial direction of the tubular structure, and the plurality of acetate fiber bundle layers are arranged in the radial direction of the tubular structure.

In other embodiments, the filtering section 13 may also 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 one embodiment, there may be two filter segments 13, and the insulation segment 12 is disposed between the two filter segments 13, or there may be two insulation segments 12, and the filter segment 13 is disposed between the two insulation segments 12.

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 packaging layer and a heat insulation section, wherein the packaging layer is of a cylindrical structure, a cavity is formed in the cylindrical structure, and the heat insulation section is arranged in the cylindrical structure and is in contact with the inner wall of the cavity;

2. The filter of claim 1, wherein the first straw element comprises straw filament or straw powder.

3. A filter according to claim 2, wherein the wrapper comprises a first wrapper and a second wrapper, the first wrapper being releasably attached to the second wrapper, the first wrapper being wrapped around the outside of the second wrapper;

4. A filter according to claim 3, wherein the first wrapper layer has a hardness less than the hardness of the second wrapper layer.

5. The filter of claim 3, wherein the second straw element comprises straw powder or straw filaments.

6. A filter according to claim 1, wherein the first face is provided with a first aperture and the second face is provided with a second aperture, the first aperture being spaced from the second aperture in the direction from the first face to the second face.

7. The filter of claim 6, wherein the first straw element is straw powder, and the diameter of the first through hole and the diameter of the second through hole are both smaller than the diameter of the straw powder.

8. The filter according to claim 1, further comprising a filter segment for filtering smoke generated by combustion of the body, the filter segment being disposed within the cavity on a side of the insulating segment facing away from the body.

9. The filter according to claim 8, wherein the filter segment comprises acetate, polyacrylic, or polypropylene fibers.

10. A smoking article comprising a body and a filter according to any one of claims 1 to 9, said wrapper being wrapped around at least part of the structure of said body.