CN202994655U - Device for measuring smoking easy degree of cigarettes - Google Patents
Device for measuring smoking easy degree of cigarettes Download PDFInfo
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- CN202994655U CN202994655U CN 201320018066 CN201320018066U CN202994655U CN 202994655 U CN202994655 U CN 202994655U CN 201320018066 CN201320018066 CN 201320018066 CN 201320018066 U CN201320018066 U CN 201320018066U CN 202994655 U CN202994655 U CN 202994655U
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Abstract
The utility model discloses a device for measuring the smoking easy degree of cigarettes. The device comprises an infrared spectroscopy gas cell which is used for collecting smoke and is provided with a temperature and pressure controller, and the outside of the infrared spectroscopy gas cell is wrapped with a layer of electrical heating jacket. A gas inlet pipeline and a gas outlet pipeline are respectively connected on the tube wall of the gas cell, wherein the gas inlet pipeline is communicated with a cigarette clamp holder which can enable the cigarettes to be inserted in through a two-way valve a, and the gas outlet pipeline passes through an air guide pipeline and is communicated with a vacuum pump through a two-way valve b. According to the device for measuring the smoking easy degree of the cigarettes, a Fourier transform infrared spectroscopy method is used for measuring the suction quantity of effective smoke, operation is simple, analysis speed is fast, response rate is high, and experiment repeatability is good.
Description
Technical field:
The utility model relates to a kind of device for measuring the cigarette smoking ease.
Background technology:
Fall the continuous propelling of burnt engineering along with China's Harm reduction techniques, low tar, especially ultra-low tar cigarette will occupy more and more higher ratio on market.From technical standpoint, there are a lot of technical measures to can be used for the lowering harm and decreasing coking of cigarette, for example, agricultural measures, chemical measure and physical measure etc.Agricultural measures is due to the new low harmful raw tobacco material of needs exploitation, and it is often longer that it specifically uses the cycle; The toxicology of the outer source additive of chemistry measure needs assessment, and financial cost is higher; Physical measure comprises extending cork paper, raising filter tip ventilation rate and obbbin air permeability etc., due to successful, instant effect, is that in current tobacco business, burnt technological means falls in widely used Harm reduction techniques.But along with the use of these physical technique means, cigarette smoke concentration can obviously reduce, thereby has caused the suction ease of cigarette significantly to descend.The cigarette smoking ease is to weigh an important indicator of cigarette smoking quality, the cigarette product that ease the is high consumer demand that usually is content with very little.Therefore, Harm reduction techniques fall burnt in, how effectively to improve the suction ease of cigarette, be one of important topic of facing of tobacco business, and will study the method and measure that improves the cigarette smoking ease, at first need ease is estimated and measured.
At present, tobacco business is not also set up the Instrument measuring method of cigarette smoking ease, and each tobacco productive corporation generally adopts sensory evaluating smoking's method that the cigarette smoking ease is estimated, and this need to carry out long professional training to the cigarette personnel that smoke panel test usually; Meanwhile, because smoke panel test personnel's evaluation result of difference has larger difference, even its evaluation result also usually can be inconsistent when the cigarette of smokeing panel test identical for the same personnel of smokeing panel test.Therefore, in order to obtain the Analyses Methods for Sensory Evaluation Results of cigarette smoking ease accurately, need to organize a large amount of personnel to carry out cigarette smoking when estimating at every turn, this method not only needs to consume a large amount of man power and materials, and efficient is lower, so its concrete application is limited by very large.
Moreover, at present also for the instrument and equipment of measuring the cigarette smoking ease.
Summary of the invention:
For overcoming the defective of prior art, the purpose of this utility model be to provide a kind of simple, fast, sensitive and be used for measuring easily the device of cigarette smoking ease, improve constantly needs with technical research to satisfy the tobacco business product quality.
The utility model technical solution problem adopts following technical scheme:
A kind of device for measuring the cigarette smoking ease, it comprises:
Be used for gathering the infrared spectrum gas cell with the temperature, pressure controller of flue gas, described infrared spectrum gas cell appearance is wrapped with one deck electric heating cover;
Linking respectively on the tube wall of described gas cell has a gas access pipeline and a gas vent pipeline, and described gas access pipeline is connected with the cigarette clamper that can insert Cigarette by two-port valve a; Described gas vent pipeline is connected with vacuum pump through guide pipeline by two-port valve b.
The assay method that adopts the utility model device to carry out the cigarette smoking ease is: define the cigarette smoking ease with the effective flue gas soakage under certain cigarette smoking pressure and suction time; The aspiration vacuum level of described cigarette smoking pressure before with cigarette smoking characterizes; Described effective flue gas soakage characterizes with the signal intensity of Ge Lamu-Schmidt (Gram-Schmidt) spectrum that employing FFIR (FTIR) method records by continuous sweep.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
Adopt fourier transform infrared spectroscopy that effective flue gas soakage is measured, simple to operate, analysis speed is fast, highly sensitive, experimental repeatability good; In addition, the infrared spectrum gas cell is connected with the direct of cigarette clamper, can realize carrying out online and real-time analysis to fresh cigarette smoke, and this makes the analysis result of flue gas reflect truly flue gas situation in cigarette smoking person oral cavity.Therefore, the utility model has overcome the deficiency of existing cigarette smoking ease evaluation method effectively, can study quickly and easily for the tobacco scientific and technical personnel suction ease and the influence factor thereof of cigarette, thereby for improving cigarette product, especially low-coke tar cigarette product quality, a kind of good assay method and determinator are provided.
Description of drawings:
Fig. 1 is the structural representation that the utility model is measured the effective flue gas soakage of cigarette experimental provision.
Fig. 2 is the Ge Lamu that in embodiment 1, cigarette smoke FTIR measures-Schmidt's signal intensity and relation of sweep time.
Fig. 3 is the relation between sensory evaluating smoking's score of cigarette smoking ease in embodiment 1 and the Ge Lamu that cigarette smoke FTIR measures-Schmidt's signal intensity.
Fig. 4 is the relation between the Ge Lamu that in embodiment 2, cigarette smoke FTIR measures-Schmidt's signal intensity and cigarette filter degree of ventilation.
Fig. 5 is the relation between sensory evaluating smoking's score of cigarette smoking ease in embodiment 2 and the Ge Lamu that cigarette smoke FTIR measures-Schmidt's signal intensity.
Fig. 6 is the relation between the Ge Lamu that in embodiment 3, cigarette smoke FTIR measures-Schmidt's signal intensity and density of tobacco rod.
Number in the figure: 1 infrared spectrum gas cell, 2 gas vent pipelines, 3 Cigarettes, 4 cigarette clampers, 5 temperature, pressure controllers, 6 gas access pipelines, 7 two-port valve a, 8 two-port valve b, 9 guide pipelines, 10 vacuum pumps.
Below pass through embodiment, and the utility model is described in further detail by reference to the accompanying drawings.
Embodiment:
Shown in Figure 1, for the device of measuring the cigarette smoking ease, it comprises:
Be used for gathering the infrared spectrum gas cell 1 with temperature, pressure controller 5 of flue gas, described infrared spectrum gas cell 1 appearance is wrapped with one deck electric heating cover; Linking respectively on the tube wall of described gas cell has a gas access pipeline 6 and a gas vent pipeline 2, and described gas access pipeline 6 is connected with the cigarette clamper 4 that can insert Cigarette 3 by two-port valve a7; Described gas vent pipeline 2 is connected with vacuum pump 10 through guide pipeline 9 by two-port valve b8.
The Fourier transformation infrared spectrometer that the utility model uses is the Nicolet6700 type, is furnished with the DTGS detecting device; Use with the infrared spectrum gas cell 1 of temperature, pressure controller 5 product as Anhui Mince Optoelectronic Technology Co., Ltd., its gas access pipeline 6 and gas outlet conduit 2 can be connected with cigarette clamper 4 and vacuum pump 10 in gastight any mode respectively.
During experiment, first press Fig. 1 assembling, connect instrument, then set the temperature of infrared spectrum gas cell 1 by temperature, pressure controller 5; After temperature arrives design temperature and stablizes, close two-port valve a7, open two-port valve b8, and unlatching vacuum pump 10 vacuumizes infrared spectrum gas cell 1; After vacuum tightness meets the demands, close two-port valve b8, start Fourier transformation infrared spectrometer and gather background signal; After the background signal collection is complete, a Cigarette of just having lighted is inserted cigarette clamper 4, and then, open two-port valve a7, the suction flue gas; After the suction certain hour, again close two-port valve a7, continue to start Fourier transformation infrared spectrometer and gather the flue gas signal.After experiment finishes, open the data analysis software of Fourier transform infrared spectrometer and process and analyze data.
Due to when the smoking cigarette, except sucking flue gas composition, also can suck a certain amount of air, (but nitrogen accounts for 78% to airborne chief component composition, oxygen accounts for 21%, and inert gas accounts for 0.94%) can not produce infrared absorption, therefore, said method is measured is flue gas soakage after deduction air background, i.e. effective flue gas soakage.
Embodiment 1:
Choose the cigarette of 10 kinds of different brands, according to tobacco business standard YC/T29-1996 " cigarette is measured TPM and tar with conventional analysis with smoking machine " method, select the cigarette that cigarette quality and resistance to suction scope are respectively " average Zhi Chong ± 0.02g " and " average resistance to suction ± 49Pa ", and employing microwave density water analysis instrument (NW3220 type, Germany TEWS company) measure density of tobacco rod (from the cigarette front end, can obtain a density data every 1mm).For the cigarette of each brand, the average density of selecting in cigarette front end 8mm scope is the " average density ± 5mg/cm of all samples in the 8mm scope
3" cigarette as specimen.Before cigarette smoking, infrared spectrum gas cell vacuum tightness is 10Pa, and Temperature Setting is 70 ℃; The cigarette smoking time is 10s; The FTIR of flue gas sample signal gathers the pattern that adopts continuous sweep, and be 2min sweep time, and the spectral scan scope is 4000-400cm
-1, resolution is 8cm
-1, scanning times is 16 times.The Ge Lamu of 10 kinds of cigarette smoke FTIR mensuration-Schmidt's signal intensity and the relation of sweep time are referring to Fig. 2.
In order to ensure the reliability of experimental result, the cigarette of every kind of brand has all carried out 5 repeated tests, and has calculated mean value and the relative standard deviation (RSD) of Ge Lamu-Schmidt's signal intensity, and result is as shown in table 1 below.
The FTIR Ge Lamu of table 1 cigarette smoke under 5 repeated tests-Schmidt's signal intensity mean value and relative standard deviation
In addition, for the Analyses Methods for Sensory Evaluation Results with above-mentioned experimental result and cigarette smoking ease compares, the cigarette sample of the sensory evaluating smoking team that has organized more than 30 people after to above-mentioned 10 kinds of screenings carries out sensory evaluation, and the relation between the Ge Lamu that sensory evaluating smoking's score of 10 kinds of cigarette smoking ease and cigarette smoke FTIR measure-Schmidt's average signal strength is referring to Fig. 3.
Embodiment 2:
Choosing a kind of box mark tar content is that 1mg, Cigarette circumference are the high cigarette of filter tip ventilation rate of 24.2mm, and this cigarette is being beaten two rounds equably apart from the about 9mm of its filter end place.Before experiment, first by the method for embodiment 1, Cigarette is screened; And then, use transparent adhesive tape along cigarette filter circumference 4,8,12,16,20 and 24.2mm carry out successively sealing of hole, comprise like this cigarette that does not carry out the filter tip sealing of hole, can obtain altogether 7 cigarette samples; Then, according to the method that standard GB/T/T22838.15-2009 " mensuration the 15th part of cigarette and filter stick physical property: mensuration definition and the measuring principle of cigarette ventilation " provides, measure the filter tip degree of ventilation.Certain cigarette smoking pressure and the assay method of the flue gas soakage under suction time are with embodiment 1.
Relation between the Ge Lamu of 5 FTIR repeated tests of cigarette smoke-Schmidt's average signal strength and cigarette filter degree of ventilation is referring to Fig. 4.
The relation of the Ge Lamu of sensory evaluating smoking's score of cigarette sample cigarette smoking ease and 5 FTIR repeated tests of cigarette smoke-Schmidt's average signal strength is referring to Fig. 5.
Embodiment 3:
Choose a kind of cigarette, be respectively 215 ± 5,225 ± 5,235 ± 5,245 ± 5,255 ± 5 and 265 ± 5 mg/cm by the average density in the method screening cigarette front end 8mm scope of embodiment 1
3Deng six groups of cigarettes.Certain cigarette smoking pressure and the assay method of the flue gas soakage under suction time are with embodiment 1.
Relation between the Ge Lamu that cigarette smoke FTIR measures-Schmidt's signal intensity and density of tobacco rod is referring to Fig. 6.
Therefore, the assay method of a kind of cigarette smoking ease provided by the present invention, both can measure quickly and easily the cigarette smoking ease, also can be applied to inquire into the Study on influencing factors of cigarette smoking ease, thereby for the tobacco scientific and technical personnel improve cigarette product, the especially suction quality of low-coke tar cigarette product, a kind of good characterization method and technical method are provided.
Claims (1)
1. device of be used for measuring the cigarette smoking ease is characterized in that comprising:
Be used for gathering the infrared spectrum gas cell (1) with temperature, pressure controller (5) of flue gas, described infrared spectrum gas cell (1) appearance is wrapped with one deck electric heating cover;
Linking respectively on the tube wall of described gas cell has a gas access pipeline (6) and a gas vent pipeline (2), and described gas access pipeline (6) is by two-port valve a(7) be connected with the cigarette clamper (4) that can insert Cigarette (3); Described gas vent pipeline (2) is by two-port valve b(8) be connected with vacuum pump (10) through guide pipeline (9).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320018066 CN202994655U (en) | 2013-01-14 | 2013-01-14 | Device for measuring smoking easy degree of cigarettes |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320018066 CN202994655U (en) | 2013-01-14 | 2013-01-14 | Device for measuring smoking easy degree of cigarettes |
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| CN202994655U true CN202994655U (en) | 2013-06-12 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103954576A (en) * | 2014-04-29 | 2014-07-30 | 上海烟草集团有限责任公司 | Method for determining adsorption formation of cigarette smoke components on the surface of solid adsorbing material |
| WO2015180089A1 (en) * | 2014-05-29 | 2015-12-03 | 吉瑞高新科技股份有限公司 | Electronic cigarette performance test apparatus and test method |
| CN107249366A (en) * | 2015-02-27 | 2017-10-13 | 菲利普莫里斯生产公司 | The feedback control RTD regulations of apparatus for aerosol creation |
| CN107290490A (en) * | 2017-07-31 | 2017-10-24 | 重庆中烟工业有限责任公司 | A kind of cigarette, which is smoked panel test, aspirates depth bore proofreading equipment |
| CN112666086A (en) * | 2021-01-14 | 2021-04-16 | 云南中烟工业有限责任公司 | Coupling method of hollow waveguide infrared spectrometer and smoking machine |
-
2013
- 2013-01-14 CN CN 201320018066 patent/CN202994655U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103954576A (en) * | 2014-04-29 | 2014-07-30 | 上海烟草集团有限责任公司 | Method for determining adsorption formation of cigarette smoke components on the surface of solid adsorbing material |
| CN103954576B (en) * | 2014-04-29 | 2016-04-27 | 上海烟草集团有限责任公司 | A kind ofly measure the method for Chemical Components in Cigarette Smoke at the adsorption form on solid adsorption material surface |
| WO2015180089A1 (en) * | 2014-05-29 | 2015-12-03 | 吉瑞高新科技股份有限公司 | Electronic cigarette performance test apparatus and test method |
| CN107249366A (en) * | 2015-02-27 | 2017-10-13 | 菲利普莫里斯生产公司 | The feedback control RTD regulations of apparatus for aerosol creation |
| US10694783B2 (en) | 2015-02-27 | 2020-06-30 | Philip Morris Products S.A. | Feedback controlled RTD adjustment for an aerosol-generating device |
| CN107249366B (en) * | 2015-02-27 | 2020-07-31 | 菲利普莫里斯生产公司 | Feedback controlled RTD regulation of aerosol generating device |
| CN107290490A (en) * | 2017-07-31 | 2017-10-24 | 重庆中烟工业有限责任公司 | A kind of cigarette, which is smoked panel test, aspirates depth bore proofreading equipment |
| CN112666086A (en) * | 2021-01-14 | 2021-04-16 | 云南中烟工业有限责任公司 | Coupling method of hollow waveguide infrared spectrometer and smoking machine |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130612 |