CN103238931A - Composite cigarette filter rod capable of automatically guiding flow and composite cigarette - Google Patents
Composite cigarette filter rod capable of automatically guiding flow and composite cigarette Download PDFInfo
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- CN103238931A CN103238931A CN2013101928997A CN201310192899A CN103238931A CN 103238931 A CN103238931 A CN 103238931A CN 2013101928997 A CN2013101928997 A CN 2013101928997A CN 201310192899 A CN201310192899 A CN 201310192899A CN 103238931 A CN103238931 A CN 103238931A
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- outer ring
- filter
- inner core
- composite cigarette
- core
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Abstract
The invention discloses a composite cigarette filter rod capable of automatically guiding flow. The composite cigarette filter rod comprises a tow filter element and packaging paper, the tow filter element sequentially includes a first filter element, a second filter element and a third filter element from a smoke inlet to a smoke outlet, the second filter element comprises an inner core and an outer ring sleeved on the periphery of the inner core, the axis line of the inner core is overlapped with that of the outer ring, and the suction resistance of the inner core is far higher than that of the outer ring. When the composite cigarette filter rod is applied to smoking a cigarette, most of smoke passes through the outer ring when the smoke passes through the first filter element and then reaches the second filter element as the suction resistance of the inner core is far higher than that of the outer ring, and the smoke flows along the periphery of the filter rod and simultaneously flows to the center of the filter rod under the suction action of the smoking process when reaching the third filter element. On one hand, filtration of peripheral tows is improved, on the other hand, the flow path of the smoke in the filter rod is lengthened, so that the filtering efficiency of the filter rod is improved, and the color of the filter rod after smoking is adjusted.
Description
Technical field
The present invention relates to a kind of cigarette, relate in particular to a kind of be provided with can when suction automatically to cigarette filter rod and the cigarette of flue gas drainage.
Background technology
In the existing cigarette product, adopt filter tip that the tar in the cigarette mainstream flue gas is filtered usually.Filter structure of the prior art is simple, because the characteristics of aerodynamics, when cigarette mainstream flue gas is flowed through filter stick, centre gas velocity and throughput maximum, and peripheral air stream speed and throughput are low, and referring to Fig. 1, the lines of band arrow represent flow line among Fig. 1, the more long expression flow velocity of flow line is more big, and aerosol particle is more many.As seen from Figure 1, the cigarette product of prior art, main flume is mainly overflowed from the filter stick middle part, the filter stick periphery is overflowed less, this makes that the middle tow utilization ratio of filter stick is too high, and peripheral tow utilization ratio is lower, thereby the filter stick end becomes yellowish-brown after causing smoking, especially mid portion can influence impression like this.
This shows how to make that filter stick can not become this fulsome yellowish-brown color and luster after the smoking, namely how to regulate the color and luster of filter stick after the smoking, this is the present technical issues that need to address in this area.
Summary of the invention
The objective of the invention is to, a kind of composite cigarette filter stick of water conservancy diversion voluntarily is provided, can be voluntarily to the flue gas drainage, the color and luster of filter stick after the adjusting smoking.Based on this, the present invention also provides a kind of composite cigarette of water conservancy diversion voluntarily.
For solving above technical problem, technical scheme of the present invention is:
A kind of composite cigarette filter stick of water conservancy diversion voluntarily, comprise tow filter core and the wrapping paper that coats the tow filter core, direction along smoke inlet to exhanst gas outlet, described tow filter core comprises first section filter core, second section filter core, the 3rd section filter core successively, described second section filter core comprises inner core, is set in the outer ring portion of inner core periphery, described inner core overlaps with the axial line of outer ring portion, and the resistance to suction of described inner core is much larger than the resistance to suction of outer ring portion.
Preferably, the length of described second section filter core is 5-15mm.
Preferably, described the 3rd section filter core length is 5-10mm.
Preferably, described inner core is identical with the length of outer ring portion.
Preferably, the ratio of the diameter of described inner core and outer ring portion wall thickness is 2:1-6:1.In the technical program, the ratio of the diameter of inner core and outer ring portion wall thickness is 2:1-6:1, can realize the adjusting of filter stick color and luster after the smoking, can not cause extraction difficult again; And if the ratio of the diameter of inner core and outer ring portion wall thickness is during less than 2:1, be that outer ring portion is thicker, the inner core diameter is less, air-flow need not deflection significantly can walk around inner core, cause air-flow to concentrate on the center at second section filter core and the 3rd section filter core intersection, final air-flow will be overflowed from the 3rd section filter core centre, can't realize the adjusting of filter stick color and luster after the smoking; And if the ratio of the diameter of inner core and outer ring portion wall thickness is during greater than 6:1, namely outer ring portion is thinner, and the inner core diameter is bigger, and during suction, air-flow can only be passed through by narrow and small outer ring portion, and this will cause resistance to suction to increase greatly, cause extraction difficult.
The composite cigarette of a kind of water conservancy diversion voluntarily of the present invention comprises tobacco rod and filter stick, and described filter stick is the composite cigarette filter stick of aforesaid water conservancy diversion voluntarily.
Compare with cigarette of the prior art, the composite cigarette filter stick of water conservancy diversion voluntarily of the present invention, comprise tow filter core and the wrapping paper that coats the tow filter core, direction along smoke inlet to exhanst gas outlet, described tow filter core comprises first section filter core successively, second section filter core, the 3rd section filter core, described second section filter core comprises inner core, be set in the outer ring portion of inner core periphery, described inner core overlaps with the axial line of outer ring portion, the resistance to suction of described inner core is much larger than the resistance to suction of outer ring portion, thereby, when being applied to cigarette smoking, when flue gas arrives second section filter core behind first section filter core, owing to the resistance to suction of inner core resistance to suction much larger than outer ring portion, thereby make the flue gas major part pass through from outer ring portion; When arriving the 3rd section filter core, because the swabbing action of smoking process, make flue gas except along flowing in the filter stick periphery, flow to the filter stick center simultaneously, like this, the filtration that has improved peripheral tow has prolonged the flow path of flue gas in filter stick on the other hand on the one hand, thereby improved the filter efficiency of filter stick, the adjusting of filter stick color and luster after the realization smoking.
Description of drawings
Fig. 1 is the structural representation of cigarette in the prior art;
Fig. 2 is the present invention's internal structure schematic diagram of the composite cigarette filter stick embodiment of water conservancy diversion voluntarily;
Fig. 3 is second section filter core transverse end surface schematic diagram among Fig. 2.
The specific embodiment
For making technical scheme of the present invention clearer, the present invention is described in detail by specific embodiment below in conjunction with accompanying drawing.
Basic design of the present invention is, utilizes the aerodynamics principle, changes the flow direction of cigarette mainstream flue gas in filter stick in the smoking process automatically, realizes the adjusting of filter stick color and luster after the smoking.
Referring to Fig. 2, Fig. 3, the composite cigarette filter stick 1 of the water conservancy diversion voluntarily of present embodiment comprises the filter stick main body, described filter stick main body comprises tow filter core and the wrapping paper that coats the tow filter core, wherein, direction along smoke inlet to exhanst gas outlet, the tow filter core is made of first section filter core 11, second section filter core 12, the 3rd section filter core 13.
Wherein, second section filter core 12 comprises inner core 12a and the 12b of outer ring portion, and wherein, the 12b of outer ring portion is the cylinder bodily form of hollow, and inner core is the solid cylinder bodily form, and inner core 12a is enclosed among the 12b of outer ring portion, and the axial line of the two overlaps, and is coaxial setting; The resistance to suction of inner core is much larger than the resistance to suction of outer ring portion.
As shown in Figure 2, the cigarette filter rod of present embodiment during suction, when flue gas arrives second section filter core behind first section filter core, owing to the resistance to suction of inner core resistance to suction much larger than outer ring portion, thereby makes the flue gas major part pass through from outer ring portion in being applied to cigarette; When arriving the 3rd section filter core, because the swabbing action of smoking process, make flue gas except along flowing in the filter stick periphery, flow to the filter stick center simultaneously, like this, the filtration that has improved peripheral tow has on the one hand prolonged the flow path of flue gas in filter stick on the one hand, thereby improved the filter efficiency of filter stick, the adjusting of filter stick color and luster after the realization smoking.
In the present embodiment, the length of second section filter core is 8mm, in other embodiments, also can be set to any value among the 5-15mm; In the present embodiment, the length of the 3rd section filter core is 8mm, in other embodiments, also can be set to any value among the 5-10mm.
Only be preferred embodiment of the present invention below, should be pointed out that above-mentioned preferred embodiment should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim institute restricted portion.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. composite cigarette filter stick of water conservancy diversion voluntarily, it is characterized in that, comprise tow filter core and the wrapping paper that coats the tow filter core, direction along smoke inlet to exhanst gas outlet, described tow filter core comprises first section filter core, second section filter core, the 3rd section filter core successively, described second section filter core comprises inner core, is set in the outer ring portion of inner core periphery, and described inner core overlaps with the axial line of outer ring portion, and the resistance to suction of described inner core is much larger than the resistance to suction of outer ring portion.
2. the composite cigarette filter stick of water conservancy diversion voluntarily as claimed in claim 1 is characterized in that, the length of described second section filter core is 5-15mm.
3. the composite cigarette filter stick of water conservancy diversion voluntarily as claimed in claim 1 is characterized in that, described the 3rd section filter core length is 5-10mm.
4. the composite cigarette filter stick of water conservancy diversion voluntarily as claimed in claim 1 is characterized in that, described inner core is identical with the length of outer ring portion.
5. the composite cigarette filter stick of water conservancy diversion voluntarily as claimed in claim 1 is characterized in that, the ratio of the diameter of described inner core and outer ring portion wall thickness is 2:1-6:1.
6. the composite cigarette of water conservancy diversion voluntarily comprises tobacco rod and filter stick, it is characterized in that described filter stick is the composite cigarette filter stick of each described water conservancy diversion voluntarily of claim 1～5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101928997A CN103238931A (en) | 2013-05-22 | 2013-05-22 | Composite cigarette filter rod capable of automatically guiding flow and composite cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101928997A CN103238931A (en) | 2013-05-22 | 2013-05-22 | Composite cigarette filter rod capable of automatically guiding flow and composite cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103238931A true CN103238931A (en) | 2013-08-14 |
Family
ID=48919069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101928997A Pending CN103238931A (en) | 2013-05-22 | 2013-05-22 | Composite cigarette filter rod capable of automatically guiding flow and composite cigarette |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103238931A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112515239A (en) * | 2020-12-11 | 2021-03-19 | 贵州中烟工业有限责任公司 | Perfuming filter for cigarettes |
| CN112656030A (en) * | 2020-12-11 | 2021-04-16 | 贵州中烟工业有限责任公司 | Filter stick with filter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1203763A (en) * | 1997-05-30 | 1999-01-06 | 英-美烟草有限公司 | Ultralight coaxial cigarette including multipart filter |
| CN1407861A (en) * | 2000-03-01 | 2003-04-02 | 里姆斯马卷烟厂股份有限公司 | Item for smoking |
| CN1503637A (en) * | 2001-02-22 | 2004-06-09 | ��Ī������ | Cigarette and filter with downstream flavor addition |
| CN102793268A (en) * | 2012-08-14 | 2012-11-28 | 广东中烟工业有限责任公司 | Cigarette filter stick capable of improving selective harm reduction effect |
-
2013
- 2013-05-22 CN CN2013101928997A patent/CN103238931A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1203763A (en) * | 1997-05-30 | 1999-01-06 | 英-美烟草有限公司 | Ultralight coaxial cigarette including multipart filter |
| CN1407861A (en) * | 2000-03-01 | 2003-04-02 | 里姆斯马卷烟厂股份有限公司 | Item for smoking |
| CN1503637A (en) * | 2001-02-22 | 2004-06-09 | ��Ī������ | Cigarette and filter with downstream flavor addition |
| CN102793268A (en) * | 2012-08-14 | 2012-11-28 | 广东中烟工业有限责任公司 | Cigarette filter stick capable of improving selective harm reduction effect |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112515239A (en) * | 2020-12-11 | 2021-03-19 | 贵州中烟工业有限责任公司 | Perfuming filter for cigarettes |
| CN112656030A (en) * | 2020-12-11 | 2021-04-16 | 贵州中烟工业有限责任公司 | Filter stick with filter |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130814 |