CN102914486A - Standard suction resistance measuring device - Google Patents
Standard suction resistance measuring device Download PDFInfo
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- CN102914486A CN102914486A CN2011104287670A CN201110428767A CN102914486A CN 102914486 A CN102914486 A CN 102914486A CN 2011104287670 A CN2011104287670 A CN 2011104287670A CN 201110428767 A CN201110428767 A CN 201110428767A CN 102914486 A CN102914486 A CN 102914486A
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- solenoid valve
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- 239000000839 emulsion Substances 0.000 claims description 29
- 238000005259 measurement Methods 0.000 claims description 10
- 235000019504 cigarettes Nutrition 0.000 abstract description 11
- 238000007664 blowing Methods 0.000 abstract 3
- 238000001514 detection method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
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Abstract
The invention relates to a measuring device of cigarette suction resistance and filter stick pressure drop. A standard suction resistance measuring device comprises a testing head, a standard constant flow hole, a negative pressure generator, an air source, a testing and control circuit and an upper computer control system, wherein a rubber tube is arranged inside the testing head; the air source is connected with a pressure adjusting valve; the air outlet end of the pressure adjusting valve is connected with the negative pressure generator; the negative pressure generator is connected with the standard constant flow hole; the standard constant flow hole is connected with a filter; the filter is connected with a counter blowing controlling and testing electromagnetic valve; the counter blowing controlling and testing electromagnetic valve is connected with the testing head; the air outlet end of the pressure adjusting valve is further connected with a sample counter blowing control electromagnetic valve and a cylinder control electromagnetic valve through a pipeline; the air outlet end of the standard constant flow hole is further connected with a testing and sucking pipeline testing electromagnetic valve through another pipeline; the upper computer control system is connected with a testing and control circuit; the digital display pressure gauges of the electromagnetic valves are connected with the testing and control circuits. The measuring device has the characteristic of being strong in controllability and operability.
Description
Technical field
The present invention relates to the measurement mechanism of a kind of Cigarette Draw Resistance and filter stick pressure drop.
Background technology
Cigarette Draw Resistance and filter stick pressure drop are the important parameters of cigarette filter rod physical index, at present GB and iso standard have been stipulated the measuring principle of Cigarette Draw Resistance and filter stick pressure drop: sample is sealed in the measuring equipment pressure reduction at sample two ends when keeping sample output terminal volumetric flow of gas being 17.5ml/s under standard conditions.The at present Cigarette Draw Resistance of each instrument producer different model and the measurement that filter stick voltage drop detection equipment all can be realized resistance to suction/pressure drop, there is some difference but owing to aspects such as crucial measuring element, measuring head structure and gas circuit structure such as CFO, when causing each instrument actual measurement Cigarette Draw Resistance and filter stick pressure drop, there is certain difference with Cigarette Draw Resistance and filter stick drop measurement principle, and the Stability and veracity of these differentia influence measurement results.
Summary of the invention
In order to solve above-mentioned technical matters, the purpose of this invention is to provide a kind of standard resistance drawing measurement mechanism, this device has the characteristics of controllability and strong operability.
In order to realize above-mentioned purpose, the present invention has adopted following technical scheme:
A kind of standard resistance drawing measurement mechanism, this device comprises measuring head, standard constant current hole, negative pressure generator, source of the gas, telemetry circuit and upper computer control system; Be provided with emulsion tube in the measuring head, measuring head is provided with backstay below emulsion tube, backstay is connected with cylinder, described source of the gas is connected with pressure-regulating valve, the outlet side of pressure-regulating valve connects described negative pressure generator, negative pressure generator connection standard constant current hole, and standard constant current hole is connected with filtrator, filtrator is connected with control blowback and test solenoid valve, the control blowback be connected solenoid valve and connect described measuring head; The outlet side of described pressure-regulating valve also is connected with sample blowback control solenoid valve and cylinder control solenoid valve by pipeline, and cylinder control solenoid valve is connected to described cylinder, and sample blowback control solenoid valve is connected to described measuring head; The outlet side of described negative pressure generator also is connected with emulsion tube control solenoid valve by pipeline, and emulsion tube control solenoid valve is connected to described emulsion tube by pipeline; Described standard constant current hole outlet side also is connected with test and aspiration test solenoid valve by pipeline, and test and aspiration test solenoid valve are provided with the digital display pressure gauge, and test and aspiration test solenoid valve also are connected to described measuring head by pipeline; Described telemetry circuit connects upper computer control system, and control blowback and test solenoid valve, sample blowback control solenoid valve, cylinder control solenoid valve, emulsion tube control solenoid valve, test and aspiration test solenoid valve and digital display pressure gauge all are connected to telemetry circuit.
Vacuum generator of the present invention is the negative pressure of 0.7bar for generation of size; Standard constant current hole is for generation of the air-flow of 17.5ml/s; Filtrator is placed on the inlet end of standard constant current hole, adopts Cambridge filter and secondary filtration sheet to be combined with, and affects its flow to avoid airborne impurity Engage of standard constant current hole; The digital display pressure gauge links to each other with the measuring head bottom by tracheae, is used for measuring the pressure drop of sample; Telemetry circuit is used for switching and the data acquisition of control solenoid valve; Upper computer control system is used for the control telemetry circuit, and data are processed.The present invention has the characteristics of controllability and strong operability owing to adopting above-mentioned technical scheme.
Description of drawings
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is made a detailed explanation.
A kind of standard resistance drawing measurement mechanism as shown in Figure 1, this device comprise measuring head 1, filtrator 7, standard constant current hole 8, negative pressure generator 11, source of the gas, pressure-regulating valve 12, digital display pressure gauge 10, telemetry circuit and upper computer control system (source of the gas, telemetry circuit and upper computer control system are not expressed) in Fig. 1.Be provided with emulsion tube 2 in the measuring head 1, the tracheae that it is 8mm that an internal diameter is drawn in the lower end of emulsion tube 2, and below emulsion tube 2, be provided with backstay 5 at measuring head 1, backstay 5 is connected with cylinder 6.Described source of the gas is connected with pressure-regulating valve 12, the outlet side of pressure-regulating valve 12 connects described negative pressure generator 11, negative pressure generator 11 connection standard constant current holes 8, standard constant current hole 8 is connected with filtrator 7, filtrator 7 is connected with control blowback and test solenoid valve 3, controls blowback and is connected the described tracheae of solenoid valve 3 connections.The outlet side of described pressure-regulating valve 12 also is connected with sample blowback control solenoid valve 13 and cylinder control solenoid valve 14 by pipeline, and cylinder control solenoid valve 14 is connected to described cylinder 6, and sample blowback control solenoid valve 13 is connected to described tracheae.As shown in Figure 1, the outlet side of described negative pressure generator 11 also is connected with emulsion tube control solenoid valve 4 by pipeline, and emulsion tube control solenoid valve 4 is connected to described emulsion tube 2 by pipeline.Described standard constant current hole 8 outlet sides also are connected with test and aspiration test solenoid valve 9 by pipeline, test and aspiration test solenoid valve 9 are provided with digital display pressure gauge 10, and test and aspiration test solenoid valve 9 also are connected to described tracheae by pipeline.
Above-mentioned telemetry circuit connects upper computer control system, and control blowback and test solenoid valve 3, sample blowback control solenoid valve 13, cylinder control solenoid valve 14, emulsion tube control solenoid valve 4, test and aspiration test solenoid valve 9 and digital display pressure gauge 10 all are connected to telemetry circuit.
The course of work of above-mentioned device is as follows:
1, click begins to measure, emulsion tube control solenoid valve 4 is connected, emulsion tube 2 opens, and cylinder control solenoid valve 14 is connected, and cylinder 6 is ejected into the precalculated position, put into sample (resistance to suction master bar, cigarette or filter stick), emulsion tube control solenoid valve 4 disconnects, emulsion tube 2 closures, and sample is fixed in the measuring head 1, cylinder control solenoid valve 14 disconnects, and cylinder 6 is got back to initial position;
2, control blowback and test solenoid valve 3 are connected, make the air flow stream of 17.5mL/s cross sample, test and aspiration test solenoid valve 9 are switched to the test pipeline, the pressure drop that digital display pressure gauge 10 is measured sample, certain hour (resistance to suction master bar 10s, cigarette 3s, filter stick 6s) rear control blowback and 3 disconnections of test solenoid valve;
3, test finishes, cylinder control solenoid valve 14 is connected, cylinder 6 is ejected into the precalculated position, emulsion tube control solenoid valve 4 is connected, and emulsion tube 2 opens, and takes out sample (resistance to suction master bar or cigarette), emulsion tube control solenoid valve 4 disconnects, emulsion tube 2 closures, cylinder control solenoid valve 14 disconnects, and cylinder 6 is got back to initial position;
If 4 samples are filter stick, after test finishes, cylinder control solenoid valve 14 is connected, cylinder 6 is ejected into the precalculated position, and emulsion tube control solenoid valve 4 is connected, and emulsion tube 2 opens, test and aspiration test solenoid valve 9 disconnect, preventing that pressure is excessive damages digital display pressure gauge 10, and sample blowback control solenoid valve 13 is connected, and sample is gone out measuring head 1 by blowback.
Claims (1)
1. standard resistance drawing measurement mechanism, this device comprises measuring head (1), standard constant current hole (8), negative pressure generator (11), source of the gas, telemetry circuit and upper computer control system, it is characterized in that: be provided with emulsion tube (2) in the measuring head (1), measuring head (1) is provided with backstay (5) in the below of emulsion tube (2), backstay (5) is connected with cylinder (6), described source of the gas is connected with pressure-regulating valve (12), the outlet side of pressure-regulating valve (12) connects described negative pressure generator (11), negative pressure generator (11) connection standard constant current hole (8), standard constant current hole (8) is connected with filtrator (7), filtrator (7) is connected with control blowback and test solenoid valve (3), the control blowback be connected solenoid valve (3) and connect described measuring head (1); The outlet side of described pressure-regulating valve (12) also is connected with sample blowback control solenoid valve (13) and cylinder control solenoid valve (14) by pipeline, cylinder control solenoid valve (14) is connected to described cylinder (6), and sample blowback control solenoid valve (13) is connected to described measuring head (1); The outlet side of described negative pressure generator (11) also is connected with emulsion tube control solenoid valve (14) by pipeline, and emulsion tube control solenoid valve (14) is connected to described emulsion tube (2) by pipeline; Described standard constant current hole (8) outlet side also is connected with test and aspiration test solenoid valve by pipeline, test and aspiration test solenoid valve are provided with the digital display pressure gauge, and test and aspiration test solenoid valve also are connected to described measuring head (1) by pipeline; Described telemetry circuit connects upper computer control system, and control blowback and test solenoid valve (3), sample blowback control solenoid valve (13), cylinder control solenoid valve (14), emulsion tube control solenoid valve (14), test and aspiration test solenoid valve and digital display pressure gauge all are connected to telemetry circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104287670A CN102914486A (en) | 2011-12-20 | 2011-12-20 | Standard suction resistance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104287670A CN102914486A (en) | 2011-12-20 | 2011-12-20 | Standard suction resistance measuring device |
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| CN102914486A true CN102914486A (en) | 2013-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011104287670A Pending CN102914486A (en) | 2011-12-20 | 2011-12-20 | Standard suction resistance measuring device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699593A (en) * | 2015-10-27 | 2016-06-22 | 云南中烟工业有限责任公司 | Tester for dropping rate of cigarette combustion cones |
| CN106483058A (en) * | 2016-11-28 | 2017-03-08 | 南通烟滤嘴有限责任公司 | Measurement apparatus and its measuring method nothing paper bag filter stick pressure drop |
| CN107024409A (en) * | 2017-05-24 | 2017-08-08 | 中国烟草总公司郑州烟草研究院 | A kind of Cigarette is segmented the measuring method of resistance to suction |
| CN109580422A (en) * | 2018-12-06 | 2019-04-05 | 河南中烟工业有限责任公司 | Extend device with the general-purpose type resistance to suction master bar for accelerating equilibrium function |
| CN110333177A (en) * | 2019-08-09 | 2019-10-15 | 中国烟草总公司郑州烟草研究院 | A kind of cigarette segmentation resistance to suction lossless quick method of determination and evaluation stable based on air permeance for cigarette paper |
| CN111189742A (en) * | 2020-03-17 | 2020-05-22 | 河南中烟工业有限责任公司 | Cigarette suction resistance measuring device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699593A (en) * | 2015-10-27 | 2016-06-22 | 云南中烟工业有限责任公司 | Tester for dropping rate of cigarette combustion cones |
| CN105699593B (en) * | 2015-10-27 | 2019-05-17 | 云南中烟工业有限责任公司 | A kind of cigarette combustion cone falls rate tester |
| CN106483058A (en) * | 2016-11-28 | 2017-03-08 | 南通烟滤嘴有限责任公司 | Measurement apparatus and its measuring method nothing paper bag filter stick pressure drop |
| CN107024409A (en) * | 2017-05-24 | 2017-08-08 | 中国烟草总公司郑州烟草研究院 | A kind of Cigarette is segmented the measuring method of resistance to suction |
| CN107024409B (en) * | 2017-05-24 | 2019-04-12 | 中国烟草总公司郑州烟草研究院 | A kind of measurement method of Cigarette segmentation resistance to suction |
| CN109580422A (en) * | 2018-12-06 | 2019-04-05 | 河南中烟工业有限责任公司 | Extend device with the general-purpose type resistance to suction master bar for accelerating equilibrium function |
| CN109580422B (en) * | 2018-12-06 | 2024-03-19 | 河南中烟工业有限责任公司 | Universal suction resistance standard rod extension device with balance accelerating function |
| CN110333177A (en) * | 2019-08-09 | 2019-10-15 | 中国烟草总公司郑州烟草研究院 | A kind of cigarette segmentation resistance to suction lossless quick method of determination and evaluation stable based on air permeance for cigarette paper |
| CN110333177B (en) * | 2019-08-09 | 2021-07-13 | 中国烟草总公司郑州烟草研究院 | Cigarette segmented suction resistance nondestructive rapid detection evaluation method based on cigarette paper air permeability stability |
| CN111189742A (en) * | 2020-03-17 | 2020-05-22 | 河南中烟工业有限责任公司 | Cigarette suction resistance measuring device |
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Application publication date: 20130206 |