CN103674626A - Analysis and detection equipment for heavy metal content in cigarette smoke - Google Patents
Analysis and detection equipment for heavy metal content in cigarette smoke Download PDFInfo
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- CN103674626A CN103674626A CN201310684437.7A CN201310684437A CN103674626A CN 103674626 A CN103674626 A CN 103674626A CN 201310684437 A CN201310684437 A CN 201310684437A CN 103674626 A CN103674626 A CN 103674626A
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Abstract
The invention provides analysis and detection equipment for heavy metal content in cigarette smoke. A main machine body of the equipment comprises a sealed air cabinet, a honeycomb cowling, a rotating disc type smoking mechanism, an instrument chamber, a frequency conversion fan cabinet, an operation panel and an airflow switching device, wherein the movable honeycomb cowling is arranged in the middle of the sealed air cabinet to divide the sealed air cabinet into an upper part and a lower part; the rotating disc type smoking mechanism is mounted at the lower part of the sealed air cabinet; the instrument chamber is arranged below the sealed air cabinet; a static catching device is arranged in the instrument chamber; the rotating disc type smoking mechanism can serve the functions of introducing, pushing, igniting and smoking cigarette test samples; the static catching device in the instrument chamber comprises a high-voltage static catching pipe, a carrying manipulator arm, a sprinkling device and other loading mechanisms, catches smoke sediments by using high-voltage static electricity, performs collection and weighing, and analyzes and detects smoke through an extraction liquid. The equipment provided by the invention can effectively realize effective analysis and detection of the heavy metal content in cigarette smoke and ensures the accuracy of detection results.
Description
Technical field
The present invention relates to a kind of Analysis of Heavy Metals checkout equipment, relate in particular to Analysis of Heavy Metals checkout equipment in a kind of cigarette smoke.
Background technology
In the main flue gas of cigarette, contain micro-heavy metal composition, research and the content of beary metal detecting in analysis of cigarette main flume are extremely important to health.For example chromium, nickel, cadmium, plumbous four Heavy Metallic Elements and two kinds of nonmetalloid arsenic, selenium composition, every cigarette can obtainable content be that ng/ props up, the structure and material of common conventional analysis smoking machine that equipment adopts cannot adapt to detection and the research of heavy metal ion, and subject matter has the following aspects:
Conventionally the heavy metal composition containing in the metal parts with smoking machine that conventional analysis equipment is adopted, far away higher than the heavy metal composition in testing sample, therefore can cause cigarette sample and flue gas heavy metal ionic soil, gives the uncertainty of bringing experimental data.Secondly, what the smoking machine firing system in conventional analysis equipment adopted is electric heating heater element (electric heating piece), and what it adopted is that nickel-chrome (Cr20Ni80) thin plate bends, and particularly the nickel element in alloy discharges and pollutes in igniting heating high temperature state.In addition, the high-field electrode in the smoking machine Electrostatic pipe that conventional analysis equipment adopts is tungsten alloy electrode, at making tungalloy, can adulterate microalloy to improve its machinability, wherein can contain the impurity such as Ni, F, Cd, Mn, Co, Cu, Mo, Cr.When using it to collect total particulate matter in mainstream smoke as high-field electrode, nickel, cadmium plasma also likely cause smoke pollution.Meanwhile, conventional analysis cannot adapt to Clean Operating Lab job requirement with smoking machine equipment, and in experimentation, flue gas can not be isolated and seal, and flue gas leakage can cause the environmental pollution of clean testing laboratory.And cannot realize automatical analysis testing process, manual operation meeting causes the problems such as experimental result uncertainty.
For addressing the above problem, need to propose new technical solution, the automated analysis that can effectively realize content of beary metal in cigarette smoke detects, can guarantee again to detect the accurate of data, can guarantee to detect the experimental enviroment of analyzing and can not polluted, meet the application demand that in cigarette smoke, Analysis of Heavy Metals detects simultaneously.
Summary of the invention
The invention provides Analysis of Heavy Metals checkout equipment in a kind of cigarette smoke, main body comprises sealing air cupboard, honeycomb radome fairing, rotating disc type smoke absorbing mechanism, instrument room, frequency conversion fan cabinet, guidance panel and air-flow switching device shifter.
The positive sealing active door of installing of sealing air cupboard, sealing air cupboard middle part arranges mobilizable honeycomb radome fairing, honeycomb radome fairing is divided into upper and lower two parts by sealing air cupboard, rotating disc type smoke absorbing mechanism is installed in the lower part of sealing air cupboard, an instrument room is set below sealing air cupboard, in instrument room, be provided with Electrostatic device, the dividing plate between sealing air cupboard and instrument room is provided with a through hole, Electrostatic pipe can be risen be loaded into the smoking port outlet of rotating disc type smoking machine mechanism.
The upper part of sealing air cupboard connects air-flow switching device shifter, realizes air-flow and cuts the equipment of function and comprise the detector switch that is installed on sealing air cupboard Qianmen, main air blower, protection blower fan, two-bit triplet commutation air-valve, air-valve topworks etc.Its annexation is, the entrance ventilating duct of main air blower is connected to rotating disc type smoking machine device, and the outlet of main air blower is discharged outside laboratory by ventilating duct.The public air port of two-bit triplet commutation air-valve connects the air outlet at sealing air cupboard top; two-bit triplet commutation air port of air-valve is opened wide and is connected laboratory inner air; another air port is connected to the entrance of protection blower fan by airduct, the outlet of protection blower fan is discharged laboratory by air pipeline.
Honeycomb radome fairing plays the effect of current stabilization to the flue gas stream sucking.
Rotating disc type smoke absorbing mechanism comprises smoking apparatus, portfire and automatically inserts cigarette device, realizes the functions such as cigarette test sample feeding pushes, lights a fire and burns and sucks.Employing is lighted a fire by electrothermal wire heating's device mode in quartz outer, avoids polluting cigarette sample.
The Electrostatic device of instrument room comprises high-pressure electrostatic trap tube, handling machinery arm, spray equipment and other load maintainers, mainly utilize high-pressure electrostatic trapping flue gas sediment, flue gas sediment is collected, weighed, and by specific extract, the content of beary metal in flue gas is analyzed and detected.Whole flue gas trapping and testing process are to carry out in the environment of sealing.
Main air blower and protection blower fan adopt frequency control motor to drive, and air-flow switching device shifter adopts motor or air cylinder driven.
Main body one side is installed frequency conversion fan cabinet, and a guidance panel is set above, for master control, operates this equipment.
When open at sealing air cupboard Qianmen, protection fan starting, two-bit triplet commutation air-valve is opened by air-valve topworks; pipeline between connective protection blower fan and sealing air cupboard; from laboratory, premenstrual door-inhale enters air-flow, through honeycomb stabilier, two-bit triplet commutation air-valve, outside protection blower fan discharge chamber.
When sealing air cupboard Qianmen is closed, two-bit triplet commutation air-valve is opened by air-valve topworks, communication seals Feng Chuhe testing laboratory inner air, and main air blower starts, and protection blower fan stops.At this moment air-flow sucks from inside, laboratory via two-bit triplet commutation air-valve, through honeycomb stabilier current stabilization, from the surrounding of rotating disc type smoking machine device, arrive smoking port, at smoking port place, form the air-flow of stable air-flow 200mm/s ± 50mm, then be pooled to the central air port of rotating disc type smoking machine device, rotating disc type smoke absorbing mechanism starts cigarette igniting to be measured, the Electrostatic device of instrument room traps flue gas sediment by high-pressure electrostatic, flue gas sediment is collected, weighed, and by extract, flue gas is analyzed and detected.All the other flue gases are connected to main air blower by ventilating duct, then through main air blower, are discharged to outdoor by exhaust duct.
Protection fan delivery is more than or equal to area * 3600 * 1.2, Qianmen, and unit is cubic meter/hour that the air draught wind speed at Qianmen is for being more than or equal to 1m/s.
The present invention can effectively gather flue gas, and content of beary metal is wherein analyzed and detected, and can guarantee that test environment is interference-free, guarantees the accuracy of test result.
Accompanying drawing explanation
Analysis of Heavy Metals assay device structures figure in Fig. 1 cigarette smoke;
Fume emission schematic diagram when open at Fig. 2 sealing air cupboard Qianmen;
Fume emission schematic diagram when Fig. 3 sealing air cupboard Qianmen is closed.
Embodiment
Below in conjunction with each accompanying drawing, content proposed by the invention is described in detail.Accompanying drawing 1 is the structural representation of Analysis of Heavy Metals checkout equipment in cigarette smoke provided by the invention, as shown in fig. 1:
The positive sealing active door 10 of installing of sealing air cupboard 2 of the main body 1 of this checkout equipment, the middle part of sealing air cupboard 2 arranges movable honeycomb radome fairing 4, and sealing air cupboard 2 is divided into upper and lower two parts.Sealing air cupboard the latter half 3 is installed rotating disc type smoke absorbing mechanism 5, and a side of main body 1 is installed frequency conversion fan cabinet 8, and the top of fan cabinet 8 arranges a master control guidance panel 9.The bottom of sealing air cupboard 2 is provided with the instrument room 7 of a sealing, the interior Electrostatic pipe device that arranges of instrument room 7, dividing plate between sealing air cupboard 2 and instrument room 7 is provided with a through hole, Electrostatic pipe 11 can be risen be loaded into the smoking port outlet of rotating disc type smoke absorbing mechanism 5.
The upper part of sealing air cupboard 2 connects air-flow switching device shifter 6 as shown in Figures 2 and 3, realizes equipment that air-flow cuts and comprises (as shown in Figures 2 and 3) such as the detector switch that is installed on sealing air cupboard Qianmen, main air blower 61, protection blower fan 62, two-bit triplet commutation air-valve 63, air-valve topworkies 64.Its annexation is, the entrance ventilating duct 60 of main air blower 51 is connected to rotating disc type smoke absorbing mechanism 5, and the outlet of main air blower 61 is discharged outside laboratories by exhaust duct 65.The public air port of two-bit triplet commutation air-valve connects the air outlet at sealing air cupboard 2 tops; two-bit triplet commutation air port of air-valve is opened wide and is connected laboratory inner air; another air port is connected to the entrance of protection blower fan by airduct, the outlet of protection blower fan is discharged outside laboratory by air draft pipeline 65.
When open at sealing air cupboard Qianmen 10; detector switch detects sealing air cupboard Qianmen 10 and opens; protection blower fan 62 starts; two-bit triplet commutation air-valve 63You air-valve topworks 64 opens, the pipeline between connective protection blower fan 62 and sealing air cupboard 2, and from laboratory, premenstrual door-inhale enters air-flow; through honeycomb stabilier 4; two-bit triplet commutation air-valve 63, outside protection blower fan 62 discharge chambers, as shown in Figure 2.
When sealing air cupboard Qianmen 10 is closed, detector switch detects sealing air cupboard Qianmen 10 and cuts out, and two-bit triplet commutation air-valve 63You air-valve topworks 64 opens, communication seals wind cupboard 2 and testing laboratory's inner air, and main air blower 61 starts, and protection blower fan 62 stops.At this moment air-flow sucks from inside, laboratory via two-bit triplet commutation air-valve 63, through honeycomb stabilier 4 current stabilizations, from the surrounding of rotating disc type smoke absorbing mechanism 5, arrive smoking port, at smoking port place, form the air-flow of stable air-flow 200mm/s ± 50mm, be then pooled to the central air port of rotating disc type smoke absorbing mechanism 5.
Rotating disc type smoke absorbing mechanism starting ignition device is lighted a fire to cigarette sample to be measured, burn and suck, the Electrostatic device of instrument room traps flue gas sediment by high-pressure electrostatic, flue gas sediment is collected, weighed, and by specific extract, the content of beary metal in flue gas is analyzed and detected.All the other flue gases are connected to main air blower by ventilating duct 60, then through main air blower, by exhaust duct 65, be discharged to outdoor, until complete analysis and the test process of content of beary metal in cigarette smoke.
Claims (8)
1. Analysis of Heavy Metals checkout equipment in a cigarette smoke, comprise sealing air cupboard, honeycomb radome fairing, rotating disc type smoke absorbing mechanism, instrument room, frequency conversion fan cabinet, guidance panel and air-flow switching device shifter, sealing air cupboard middle part arranges mobilizable honeycomb radome fairing sealing air cupboard is divided into upper and lower two parts, the interior rotating disc type smoke absorbing mechanism of installing of the latter half that it is characterized in that described sealing air cupboard, below sealing air cupboard, an instrument room is set, in instrument room, is provided with Electrostatic device.
2. Analysis of Heavy Metals checkout equipment in a kind of cigarette smoke according to claim 1, it is characterized in that, dividing plate between described sealing air cupboard and instrument room is provided with a through hole, Electrostatic pipe can be risen be loaded into the smoking port outlet of rotating disc type smoking machine mechanism.
3. Analysis of Heavy Metals checkout equipment in a kind of cigarette smoke according to claim 1; it is characterized in that; the upper part of described sealing air cupboard connects air-flow switching device shifter, comprises the detector switch, main air blower, protection blower fan, two-bit triplet commutation air-valve, the air-valve topworks that are installed on sealing air cupboard Qianmen.
4. Analysis of Heavy Metals checkout equipment in a kind of cigarette smoke according to claim 1, it is characterized in that, described rotating disc type smoke absorbing mechanism comprises smoking apparatus, portfire and automatically inserts cigarette device, realizes cigarette test sample feeding and pushes, light a fire and burn and suck function.
5. Analysis of Heavy Metals checkout equipment in a kind of cigarette smoke according to claim 4, is characterized in that, described portfire adopts and by electrothermal wire heating's device mode, lights a fire in quartz outer.
6. Analysis of Heavy Metals checkout equipment in a kind of cigarette smoke according to claim 1, is characterized in that, the Electrostatic device of described instrument room comprises high-pressure electrostatic trap tube, handling machinery arm, spray equipment and load maintainer.
7. according to Analysis of Heavy Metals checkout equipment in a kind of cigarette smoke described in claim 1 or 3, it is characterized in that, described main air blower or protection blower fan adopt frequency control motor to drive.
8. Analysis of Heavy Metals checkout equipment in a kind of cigarette smoke according to claim 1, is characterized in that, air-flow switching device shifter adopts motor or air cylinder driven.
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| CN201310684437.7A CN103674626B (en) | 2013-12-13 | 2013-12-13 | The catching apparatus that in cigarette smoke, Analysis of Heavy Metals detects |
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| CN201310684437.7A CN103674626B (en) | 2013-12-13 | 2013-12-13 | The catching apparatus that in cigarette smoke, Analysis of Heavy Metals detects |
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| CN103674626B CN103674626B (en) | 2015-10-28 |
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Cited By (5)
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| CN104280274A (en) * | 2014-10-16 | 2015-01-14 | 北京欧美利华科技有限公司 | Main stream smoke trapping device and main stream smoke trapping method for smoking machine |
| CN106124260A (en) * | 2016-07-06 | 2016-11-16 | 中国科学院合肥物质科学研究院 | The full-automatic rotating smoking machine that a kind of cigarette is fixing |
| CN106872222A (en) * | 2015-12-10 | 2017-06-20 | 中国科学院大连化学物理研究所 | The capturing device and application method of quick despatch in a kind of flue gas sampling |
| CN109164135A (en) * | 2018-08-22 | 2019-01-08 | 青岛颐中科技有限公司 | Electric heating low temperature cigarette comprehensive analysis experimental provision |
| WO2021171177A1 (en) * | 2020-02-27 | 2021-09-02 | Philip Morris Products S.A. | Aerosol test chamber |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104280274A (en) * | 2014-10-16 | 2015-01-14 | 北京欧美利华科技有限公司 | Main stream smoke trapping device and main stream smoke trapping method for smoking machine |
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| CN106872222B (en) * | 2015-12-10 | 2019-04-02 | 中国科学院大连化学物理研究所 | The capturing device and application method of quick despatch in a kind of flue gas sampling |
| CN106124260A (en) * | 2016-07-06 | 2016-11-16 | 中国科学院合肥物质科学研究院 | The full-automatic rotating smoking machine that a kind of cigarette is fixing |
| CN109164135A (en) * | 2018-08-22 | 2019-01-08 | 青岛颐中科技有限公司 | Electric heating low temperature cigarette comprehensive analysis experimental provision |
| WO2021171177A1 (en) * | 2020-02-27 | 2021-09-02 | Philip Morris Products S.A. | Aerosol test chamber |
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| CN103674626B (en) | 2015-10-28 |
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