CN104266882A - Linear smoking machine trapping device with inner cavity and analysis and test method of linear smoking machine trapping device - Google Patents
Linear smoking machine trapping device with inner cavity and analysis and test method of linear smoking machine trapping device Download PDFInfo
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- CN104266882A CN104266882A CN201410489394.1A CN201410489394A CN104266882A CN 104266882 A CN104266882 A CN 104266882A CN 201410489394 A CN201410489394 A CN 201410489394A CN 104266882 A CN104266882 A CN 104266882A
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Abstract
The invention provides a linear smoking machine trapping device with an inner cavity and an analysis and test method of the linear smoking machine trapping device. The linear smoking machine trapping device with the inner cavity comprises an adsorption block (1), an artificial lip gripper (2), an artificial lip (3), a gasket (4), a front trapper cover (5), a Cambridge filter (6), a rear trapper cover (7) and an inner cavity (8) of the rear trapper cover, wherein the artificial lip (3) is located inside the artificial lip gripper (2); the front end of the front trapper cover (5) is connected with the artificial lip gripper (2), and the rear end of the front trapper cover (5) is connected with the rear trapper cover (7); the hollow inner cavity (8) of the rear trapper cover is arranged inside the rear trapper cover (7); and the adsorption block (1) is located in the inner cavity (8) of the rear trapper cover. The device is simple and convenient to operate, good in test repeatability, low in organic solvent consumption, capable of trapping volatile organic compounds at room temperature and suitable for analyzing mass samples; and a sample test result has no significant difference with a test result obtained by using a standard method.
Description
Technical field
The present invention relates to cigarette smoke technical field of analysis and detection, particularly relate to a kind of linear pattern smoking machine capturing device with inner chamber and use the method for this capturing device analytical test cigarette smoke.
Background technology
Along with carrying out in a deep going way of smoking and health research, people more and more pay close attention to the objectionable constituent in cigarette smoke.Containing a large amount of volatile organic compounds in cigarette mainstream flue gas.In 44 kinds of objectionable constituent that the detection list that Her Majesty the Queen in right of Canada as represented by the minister of Healt pays close attention to is listed, volatile organic compounds has 5 kinds: 1,3-butadiene, isoprene, vinyl cyanide, Benzene and Toluene.The carcinogenicity of 1,3-butadiene and isoprene is classified as human body possibility carcinogenic substance (2B) by IARC; Benzene is human body carcinogenic substance, and its carcinogenicity is " zoopery and human experimentation data abundant " (Group1); IARC is then classified as vinyl cyanide as the carcinogenic substance of " zoopery is abundant and human experimentation data are limited ".Therefore, effective trapping of the volatile organic compounds in cigarette smoke and Accurate Determining have realistic meaning to smoking and health research.At present, existing many employing GC-MS measure the report of volatile organic compounds in cigarette smoke, and main cold soln absorption process (methyl alcohol of about-70 DEG C) and the Attraction block method of adopting traps.The receiving flask trapping of what cold soln absorption process adopted two to connect be equipped with 15mL cold methanol, complex operation.Attraction block method, smoking machine suction channel " dead volume " and pressure drop are comparatively large, and test result reappearance is poor.
Summary of the invention
For overcoming existing defect, the present invention proposes a kind of linear pattern smoking machine capturing device with inner chamber, comprise, cover cavity after Attraction block, artificial lip clamper, artificial lip, packing ring, drip catcher protecgulum, cambridge filter, drip catcher bonnet and drip catcher, it is characterized in that, it is inner that artificial lip is positioned at artificial lip clamper, drip catcher protecgulum front end connects artificial lip clamper, rear end connects drip catcher bonnet, and drip catcher bonnet inside arranges cover cavity after hollow, and Attraction block is arranged in rear cover cavity.
Packing ring is hollow circular, is arranged at artificial lip rear end, and after drip catcher protecgulum is connected with drip catcher bonnet, inner formation rhombus hollow cavity, wherein, packing ring rear end is communicated with described cavity.
The vertical section of drip catcher protecgulum and drip catcher bonnet internal cavity is provided with cambridge filter.
After drip catcher, cover cavity is hollow cavity, and Attraction block is arranged in rear cover cavity.
Attraction block comprises solid adsorption material, side sieve plate and Attraction block packing ring, and wherein, Attraction block packing ring is hollow circular cylinder, and be solid adsorption material in the middle part of Attraction block, solid adsorption material both sides arrange sieve plate.
In Attraction block, sorbing material is absorbent charcoal material, magnetic adsorptive material or molecular screen material, and its particle diameter is 40-80 order; Sorbing material both sides sieve plate is aperture 40-60 object core sieve plate.
Because the present invention adopts Novel flue gas capturing device, add the inner chamber that solid adsorption material is housed at drip catcher bonnet compared with the absorption plant of routine, the effusion of flue gas is relaxed, extended residence time in drip catcher, and the sorbing material between sieve plate has good adsorption effect to the volatile organic compounds in cigarette smoke, can make cigarette smoke air-flow and adsorbent contact abundant, ensure that the Related Component in cigarette smoke is effectively absorbed, meet the requirement that in cigarette smoke, volatile organic compounds is analyzed.
Accompanying drawing explanation
Fig. 1 is the linear pattern smoking machine capturing device schematic diagram of band inner chamber.
Fig. 2 is Attraction block schematic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, a kind of linear pattern smoking machine capturing device with inner chamber provided by the invention is described in detail.
Fig. 1 illustrates a kind of linear pattern smoking machine capturing device with inner chamber, comprises Attraction block 1, artificial lip clamper 2, artificial lip 3, drip catcher protecgulum 5, drip catcher bonnet 7 and Attraction block keeper 8.According to the present invention, it is inner that artificial lip 3 is arranged on artificial lip clamper 2, and the front end of drip catcher protecgulum 5 to be inserted in artificial lip clamper 2 and is resisted against on artificial lip clamper 2.The rear end of drip catcher protecgulum 5 has the first recess, and the front end of drip catcher bonnet 7 is accommodated in described first recess.The rear end of drip catcher bonnet 7 has the second recess, and the front end of Attraction block keeper 8 is accommodated in described second recess.Attraction block keeper 8 is provided with hollow cavity, and Attraction block 1 is arranged in described hollow cavity.The inside of drip catcher protecgulum 5 and the inside of drip catcher bonnet 7 form the trapping chamber 10 for trapping flue gas jointly, and the front end in this trapping chamber is connected to the Cigarette 9 of artificial lip 3 insertion, and the rear end in this trapping chamber is connected to Attraction block 1.Linear pattern smoking machine capturing device according to the present invention is owing to having said structure, the Attraction block that cigarette smoke can be made to pass through to be arranged on capturing device rear end adsorbs the volatile organic compounds in cigarette smoke, the adsorbent contact in cigarette smoke air-flow and Attraction block can be made abundant, ensure that the Related Component in cigarette smoke is effectively absorbed, meet the requirement that in cigarette smoke, volatile organic compounds is analyzed.
According to the present invention, preferably linear pattern smoking machine capturing device also comprises cambridge filter 6, and this cambridge filter crosses the junction that trapping chamber 10 is arranged on drip catcher protecgulum 5 and drip catcher bonnet 7.Because linear pattern smoking machine capturing device is also provided with cambridge filter, therefore, it is possible to make cigarette smoke first be filtered TPM in flue gas before by Attraction block by cambridge filter 6, then remaining flue gas by being arranged on the volatile organic compounds in the Attraction block absorption cigarette smoke of capturing device rear end, can meet in cigarette smoke the requirement that TPM is analyzed.
According to a preferred embodiment of the present invention, first packing ring 4 with through hole is arranged in described drip catcher protecgulum 5.The front surface of the first packing ring 4 connects the front end in the connection trapping chamber 10, rear surface of Cigarette 9, first packing ring 4, thus the through hole of the first packing ring 4 is connected with trapping chamber 10.According to an example of the present invention, as shown in Figure 1, trap chamber 10 and there is diamond-shaped cavity shape.But this shape is only exemplary effect at this, and the shape trapping chamber is not limited thereto, and any shape that this area can be adopted conventional.
Next, the structure of Attraction block is described illustratively with reference to Fig. 2.Attraction block 1 comprises solid adsorption material 11 and two side sieve plates 12.Solid adsorption material 11 is arranged between two side sieve plates 12.Further preferably, second packing ring 13 with through hole is arranged between the toe lateral sieve plate in trapping chamber 10 and two side sieve plates 12.
Sorbing material 11 in Attraction block 1 is absorbent charcoal material, magnetic adsorptive material or molecular screen material, and its particle diameter is 40-80 μm.Two side sieve plates 12 are the core sieve plate of aperture 40-60 μm.
The method applying the volatile organic compounds in the linear pattern smoking machine capturing device analytical test cigarette smoke of band inner chamber of the present invention comprises the following steps:
Step 1, the process of cigarette sample, extracts cigarette sample, carries out Sample equilibration according to GB/T 16447 master gauge fixed condition, selects (average quality ± 0.02) g and is used for sample test with the cigarette of (average resistance to suction ± 50) Pa;
Step 2, is arranged on smoking machine by linear pattern smoking machine capturing device, each suction 1;
Step 3, takes off capturing device after having trapped, and is transferred to by Attraction block 1 in container and carries out extraction process;
Step 4, is arranged in linear pattern smoking machine capturing device by blank sample, each suction 1, and repeats step 3, the blank sample result of acquisition is contrasted with cigarette sample result, with the volatile organic compounds in analysis of cigarette flue gas.
Chromatography/Mass Spectrometry (GC/MS) instrument condition according to analysis test method of the present invention: chromatographic column is InertCap AQUATIC-2 chromatographic column (length: 60m, internal diameter: 0.25mm, thickness: 1.4 μm); Temperature programme program is: initial temperature is 40 DEG C, keeps the heating rate of 6.0min, 20 DEG C/min to be warming up to 230 DEG C, keeps 10min; Carrier gas is helium, and flow velocity is 1.5mL/min; Injector temperature is 180 DEG C, and sampling volume is 1.0 μ L, and split ratio is 10:1; Transmission line temperature 230 DEG C, ion source temperature 230 DEG C, quadrupole rod temperature 150 DEG C; Mass ions voltage is 70eV; Scan mode: full scan and choice ion pattern carry out simultaneously.
Quantitative and the qualitative ion of each compound is as shown in table 1 below:
The retention time of each target compound of table 1, quantitative and qualitative ion
Next, the method adopting volatile organic compounds in linear pattern smoking machine capturing device analytical test cigarette smoke of the present invention is described illustratively by embodiment.
Embodiment 1:
Choose trade mark A cigarette, carry out Sample equilibration according to GB/T 16447 master gauge fixed condition, select (average quality ± 0.02) g and be used for sample test with the cigarette of (average resistance to suction ± 50) Pa.Ready drip catcher is arranged on smoking machine, aspirates under iso standard rated condition, pumping volume 35mL, suction time 2s, suction frequencies 60s, each suction 1.Take off drip catcher after cigarette smoking has trapped, sorbing material and front and back sieve plate are transferred to corresponding container and carry out extraction process.Same process makes blank sample, and the result of the result of blank sample with A cigarette is contrasted.
Measurement result-ISO the pattern of volatile organic compounds in trade mark A cigarette
Embodiment 2:
Choose trade mark B cigarette, carry out Sample equilibration according to GB/T 16447 master gauge fixed condition, select (average quality ± 0.02) g and be used for sample test with the cigarette of (average resistance to suction ± 50) Pa.Ready drip catcher is arranged on smoking machine, aspirates under Canadian degree of depth suction (HCI) master gauge fixed condition, pumping volume 55mL, suction time 2s, suction frequencies 30s, each suction 1.Take off drip catcher after cigarette smoking has trapped, sorbing material and front and back sieve plate are transferred to corresponding container and carry out extraction process.Same process makes blank sample, and the result of the result of blank sample with B cigarette is contrasted.
Measurement result-the HCI of volatile organic compounds in trade mark B cigarette
Because the present invention adopts Novel flue gas capturing device, add the inner chamber that solid adsorption material is housed at drip catcher bonnet compared with the absorption plant of routine, the effusion of flue gas is relaxed, extended residence time in drip catcher, and the sorbing material between sieve plate has good adsorption effect to the volatile organic compounds in cigarette smoke, cigarette smoke air-flow can be made to contact with sorbing material fully, ensure that the Related Component in cigarette smoke is effectively absorbed, meet the requirement that in cigarette smoke, volatile organic compounds is analyzed.The detection limit of 5 kinds of volatile organic compounds is at 0.03 μ g/cig-0.08 μ g/cig; The recovery is between 97.6%-107.8%.Apparatus of the present invention are easy and simple to handle, and measure reproducible, and organic solvent consumption is few, and sample tests and standard method without significant difference, and at room temperature can realize the trapping to volatile organic compounds, are applicable to the analysis of batch samples.
Finally it should be noted that, above embodiment is only in order to describe technical scheme of the present invention instead of to limit this technical method, the present invention can extend in application other amendment, change, application and embodiment, and therefore think that all such amendments, change, application, embodiment are all in spirit of the present invention and teachings.
Claims (10)
1. be with the linear pattern smoking machine capturing device of inner chamber, comprise Attraction block (1), artificial lip clamper (2), artificial lip (3), drip catcher protecgulum (5), drip catcher bonnet (7) and Attraction block keeper (8), it is characterized in that, it is inner that described artificial lip (3) is arranged on described artificial lip clamper (2), the front end of described drip catcher protecgulum (5) to be inserted in described artificial lip clamper (2) and is resisted against on described artificial lip clamper, the rear end of described drip catcher protecgulum (5) has the first recess, the front end of described drip catcher bonnet (7) is accommodated in described first recess, the rear end of described drip catcher bonnet (7) has the second recess, the front end of described Attraction block keeper (8) is accommodated in described second recess, described Attraction block keeper (8) is provided with hollow cavity, described Attraction block (1) is arranged in described hollow cavity, the inside of described drip catcher protecgulum (5) and the inside of described drip catcher bonnet (7) form the trapping chamber (10) for trapping flue gas jointly, the front end in described trapping chamber is connected to the Cigarette (9) of described artificial lip insertion, the rear end in described trapping chamber is connected to described Attraction block.
2. the linear pattern smoking machine capturing device of band inner chamber according to claim 1, it is characterized in that, described linear pattern smoking machine capturing device also comprises cambridge filter (6), and described cambridge filter (6) crosses the junction that described trapping chamber is arranged on described drip catcher protecgulum and described drip catcher bonnet (7).
3. the linear pattern smoking machine capturing device of band inner chamber according to claim 1, it is characterized in that, first packing ring (4) with through hole is arranged in described drip catcher protecgulum (5), the front surface of described first packing ring connects described Cigarette (9), and the rear surface of described first packing ring connects the front end of described trapping chamber (10).
4. the linear pattern smoking machine capturing device of band inner chamber according to claim 1, is characterized in that, described trapping chamber (10) has diamond-shaped cavity shape.
5. the linear pattern smoking machine capturing device of band inner chamber according to claim 1, it is characterized in that, described Attraction block (1) comprises solid adsorption material (11) and two side sieve plates (12), and described solid adsorption material is arranged between described two side sieve plates.
6. the linear pattern smoking machine capturing device of band inner chamber according to claim 5, is characterized in that, second packing ring (13) with through hole is arranged between the toe lateral sieve plate in described trapping chamber (10) and described two side sieve plates.
7. the linear pattern smoking machine capturing device of the band inner chamber according to claim 5 or 6, it is characterized in that, described sorbing material (11) is absorbent charcoal material, magnetic adsorptive material or molecular screen material, the particle diameter of described sorbing material is 40-80 μm, the core sieve plate that described two side sieve plates (12) of described sorbing material are aperture 40-60 μm.
8., by a method for linear pattern smoking machine capturing device analytical test cigarette smoke according to claim 1, comprise the following steps:
Step 1, extracts cigarette sample, carries out Sample equilibration according to GB/T 16447 master gauge fixed condition, selects (average quality ± 0.02) g and is used for sample test with the cigarette of (average resistance to suction ± 50) Pa;
Step 2, is arranged on smoking machine by described linear pattern smoking machine capturing device, each suction 1;
Step 3, takes off described linear pattern smoking machine capturing device after having trapped, be transferred to by described Attraction block in container and carry out extraction process;
Step 4, blank sample is arranged in described linear pattern smoking machine capturing device, each suction 1, and repeats step 3, the blank sample result of acquisition is contrasted with cigarette sample result, with the volatile organic compounds in analysis of cigarette flue gas.
9. method according to claim 8, is characterized in that, in described step 2, is arranged on smoking machine by described capturing device, aspirates under iso standard rated condition, pumping volume 35mL, suction time 2s, suction frequencies 60s, each suction 1.
10. method according to claim 8, is characterized in that, in described step 2, capturing device is arranged on smoking machine, aspirates under Canadian degree of depth suction (HCI) master gauge fixed condition, pumping volume 55mL, suction time 2s, suction frequencies 30s, each suction 1.
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| CN201410489394.1A CN104266882B (en) | 2014-09-19 | 2014-09-19 | Linear pattern smoking machine capturing device and its analysis test method with inner chamber |
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| CN201410489394.1A CN104266882B (en) | 2014-09-19 | 2014-09-19 | Linear pattern smoking machine capturing device and its analysis test method with inner chamber |
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