CN1603797A - Harmful gas detecting tube and rapid ambient air detector therefor - Google Patents
Harmful gas detecting tube and rapid ambient air detector therefor Download PDFInfo
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- CN1603797A CN1603797A CN 200410072588 CN200410072588A CN1603797A CN 1603797 A CN1603797 A CN 1603797A CN 200410072588 CN200410072588 CN 200410072588 CN 200410072588 A CN200410072588 A CN 200410072588A CN 1603797 A CN1603797 A CN 1603797A
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- harmful gas
- sampling
- detector tube
- sampling thief
- detection indication
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Abstract
This invention discloses a poison gas test tube and a rapid test device, which is used to monitor the poison gas of low concentration. The poison gas test tube comprises transparent seal tube body that shapes as cone on both ends and its cone front is sealed melting point and has scale etched on. In the seal tube, its cone ends are located with filled stuff and gas test indicator between two place of stuff. The rapid environment gas test device comprises sampler, which can adopt vacuum hand sampler and also can adopt multiple-path gas sampler.
Description
Technical field
The present invention relates to the harmful gas pick-up unit, especially detect the pick-up unit of multiple harmful gas.
Background technology
Along with the development of society and the progress of science, people's environmental consciousness progressively improves, monitoring paid more and more attention to ambient air quality, monitoring method research to harmful gas is a lot of, mainly contain vapor-phase chromatography, spectrophotometric method, gas detecting tube method etc., but the former apparatus expensive, the latter is effective to high concentration, and the rapid test method of low concentration unwanted gas has been become one of difficult problem.
Summary of the invention
Technical matters to be solved by this invention is to overcome above-mentioned deficiency of the prior art, and a kind of harmful gas detector tube that can carry out fast detecting to low concentration unwanted gas is provided.Another technical matters to be solved by this invention is that a kind of rapid ambient air detector that can carry out fast detecting to low concentration unwanted gas is provided.
For solving the problems of the technologies described above, harmful gas detector tube of the present invention comprises transparent sealed tube body.The two ends of described sealed tube body are cone shape, and the end of cone is the envelope fusing point; Described sealed tube body is provided with scale, in described sealed tube body, is respectively arranged with filling material near the cone of two ends, is provided with gas detection indication powder between two place's filling materials.
Described gas detection indication powder can be made up of 60～80 order silica-gel carriers and 0.2ml～1.0ml oleum, is used to detect carbon monoxide.
Described gas detection indication powder can be made up of 100～200 orders alkalescence active aluminum oxide carrier and 0.5%～1.5% Thymol phthalein indicator, is used to detect carbon dioxide.
Described gas detection indication powder can be made up of 60～80 order unglazed pottery carriers and 10%～20% sodium nitroprusside or urotropine indicator, is used to detect sulphuric dioxide.
Described gas detection indication powder can be made by 80～100 Bio-sil carriers and 0.03%～0.20% diaminoditolyl indicator group, is used to detect nitrogen dioxide.
Described gas detection indication powder can be that carrier and 0.05%～1.00% cresol red bromothymol blue indicator are formed by 60～80 order unglazed potteries, is used to detect sulfuretted hydrogen.
Described gas detection indication powder also can be made up of 80～100 order unglazed pottery carriers and 0.05%～0.15% bromothymol blue indicator, is used to detect ammonia.
For solving the problems of the technologies described above, rapid ambient air detector of the present invention comprises sampling thief.The end that described sealed tube body two ends are removed behind the envelope fusing point is connected with the detector tube socket of sampling thief.
Described sampling thief can be the manual sampling thief of vacuum suction.
Described sampling thief also can be the multi-channel gas sampling thief, and sampling thief is by casing, electronic auto-control device and be arranged on sampling thief by a plurality of sampling channels in the casing, and each sampling channel connects to form successively by detector tube socket, flowmeter and sampling pump; Described electronic auto-control device is by the described sampling pump control sampling time.
Compared with prior art, the present invention has following beneficial effect: (one) harmful gas detector tube of the present invention can detect low concentration unwanted gas, monitoring of environmental air quality, protection people ' s health level; (2) detector of the present invention can detect as carbon monoxide, carbon dioxide, sulphuric dioxide, nitrogen dioxide, ammonia and sulfuretted hydrogen multiple gases in the environment by connecting with different harmful gas detector tube; (3) be after harmful gas detector tube of the present invention, conductor temperature humidity are taken into account rapid ambient air detector combination, carry to the aspect very much and use, be particularly suitable for People's Armed Police, army, when factories and miness are handled accident, environment examined air carry out fast detecting; (4) harmful gas detector tube of the present invention and quick air detection instrument thereof are cheap, are easy to promote the use of.
Description of drawings
Fig. 1 is the synoptic diagram of harmful gas detector tube of the present invention;
Fig. 2 is the synoptic diagram of four road sampling thiefs of rapid ambient air detector of the present invention;
Fig. 3 is the synoptic diagram after harmful gas detector tube of the present invention, temperature humidity are taken into account the rapid ambient air detector combination.
Reference numeral:
1 envelope fusing point, 2 glass wool filling materials, 3 scales 4 detect indication powder 5 glass tubes
The control of 11 sampling thief casing 13 flowmeter 15 sampling times of 14 flowmeter adjusting knobs of 12 detector tube sockets
The manual sampling thief of 16 operating keys, 17 power switch 21 harmful gas detector tubes, 22 vacuum suctions
23 four-way harmful gas sampling thiefs, 24 conductor temperature hygrometers
Embodiment
Below in conjunction with accompanying drawing the present invention is elaborated.
Kind of carrier with detector tube is screened, select different carriers according to gas with various, comprise that unglazed pottery, alkaline activated alumina, Bio-sil and indicator accordingly make absorbing agent, diameter 0.2cm～0.3cm packs into, in the glass tube of long 14cm, calibrated back calibrate.At sample rate and the enterprising row filter of sampling quantity, to reach described purpose.Every kind of gas detecting tube is respectively carrier with the unglazed pottery, handles, makes detector tube in the glass tube with its diameter 0.3mm that packs into after the drying with different indicator, uses the inside and outside harmful gas concentration of hand or multi-channel gas sampling thief sensing chamber during mensuration.
Harmful gas detector tube embodiment one of the present invention:
As shown in Figure 1, harmful gas detector tube of the present invention comprises transparent sealed tube body, and sealed tube body is a glass tube 5.The two ends of glass tube 5 are cone shape, and the end of cone is envelope fusing point 1.Glass tube 5 is provided with scale 3.In the glass tube 5, be respectively arranged with filling material 2 near the cone of two ends, filling material 2 adopts the glass wool filling material.Be provided with gas detection indication powder 4 between two place's filling materials 2.Gas detection indication powder 4 is that carrier adds 0.2ml～1.0ml oleum composition with 60～80 order silica gel, is used to detect carbon monoxide.Sample rate 40ml/min, sampling time 30min, its measurement range is 3.0mg/m
3～50mg/m
3, minimum demonstration 2.0mg/m
3
The embodiment two of harmful gas detector tube:
Only be outward that with the difference of embodiment one gas detection indication powder 4 is that carrier adding 0.5%～1.5% thymolphthalein is that indicator is formed with 100～200 orders alkalescence activated alumina, is used to detect carbon dioxide.Sample rate 10ml/min, sampling time 15min, its measurement range is 0.05%～1.00%, least count 0.05%.
The embodiment three of harmful gas detector tube:
Only be outward that with the difference of embodiment one gas detection indication powder 4 is a carrier with 60～80 order unglazed potteries, adding 10%～20% sodium nitroprusside or urotropine is that indicator is formed, and is used to detect sulphuric dioxide.The diameter of packing into is that sealing by fusing is made detector tube in the glass tube of 2.2～2.5mm, sample rate 300ml/min, and sampling time 40min, its measurement range is 0.1mg/m
3～0.5mg/m
3, least count 0.1mg/m
3
The embodiment four of harmful gas detector tube:
Only be outward that with the difference of embodiment one gas detection indication powder 4 is a carrier with 80～100 Bio-sils, adding 0.03%～0.20% diaminoditolyl is that indicator is formed, and is used to detect nitrogen dioxide.Sample rate 50ml/min, sampling time 30min, its scope is 0.1mg/m
3～1.0mg/m
3, least count 0.1mg/m
3
The embodiment five of harmful gas detector tube:
Only be outward that with the difference of embodiment one gas detection indication powder 4 is a carrier with 60～80 order unglazed potteries, adding 0.05%～1.00% cresol red bromothymol blue is that indicator is formed, and is used to detect sulfuretted hydrogen.Sample rate 100ml/min, sampling time 10min, its scope is 0.1mg/m
3～2.0mg/m
3, least count 0.1mg/m
3
The embodiment six of harmful gas detector tube:
Only be outward that with the difference of embodiment one gas detection indication powder 4 is a carrier with 80～100 order unglazed potteries, adding 0.05%～0.15% bromothymol blue is that indicator is formed, and is used to detect ammonia.Sample rate 100ml/min, sampling time 10min, its scope is 20mg/m
3, least count 1.0mg/m
3
The using method of harmful gas detector tube: detector tube is placed on the cutter of the manual sampling thief of vacuum suction, cutting two ends envelope fusing point, then inlet end is inserted on the manual sampling thief of vacuum suction, to pull the moving manual sampling thief of vacuum suction, speed as requested and sampling time gas production, reading the scale of the length of variable color shown in the detector tube after having adopted, is exactly the concentration of harmful gas in this environment.
The embodiment one of rapid ambient air detector of the present invention:
Fig. 2 is the synoptic diagram of four road sampling thiefs of rapid ambient air detector of the present invention;
Rapid ambient air detector of the present invention comprises sampling thief.The end that the sealed tube body two ends are removed behind the envelope fusing point is connected with the detector tube socket of sampling thief.Sampling thief adopts the four-way gas sampler, and as shown in Figure 2, the four-way sampling thief is by sampling thief casing 11, electronic auto-control device and be arranged on a plurality of sampling channels in the sampling thief casing 11.Each sampling channel connects to form successively by detector tube socket 12, flowmeter 13 and sampling pump.The electronic auto-control device is by the described sampling pump control sampling time.Flowmeter 13 is provided with flowmeter adjusting knob 14.Also be provided with sampling time control 15, operating key 16 and power switch 17 on the control panel of sampling thief casing 11.
During detection,, be connected on the detector tube socket 12 of four-way sampling thief, start sampling thief, press certain hour and gather harmful gas, adopted the back according to detector tube variable color length, the concentration of reading harmful gas with the two ends abrasive cutting-off of harmful gas detector tube.
The embodiment two of rapid ambient air detector of the present invention:
Only be outward that with the difference of embodiment one sampling thief is the manual sampling thief of vacuum suction.
The embodiment three of rapid ambient air detector of the present invention:
Only be outward that with the difference of embodiment one sampling thief adopts six channel gas sampling thiefs.
The embodiment four of rapid ambient air detector of the present invention:
As shown in Figure 3, only be outward with the difference of embodiment one, in the present embodiment, harmful gas detector tube 21, the manual sampling thief 22 of vacuum suction, four-way harmful gas sampling thief 23 and conductor temperature hygrometer 24 are assembled in the rapid ambient air sanitary inspection case.After the combination, carry to the aspect very much and use, be particularly suitable for People's Armed Police, army, when factories and miness are handled accident, surrounding air carried out fast detecting.During use, can carry out different combinations, carry out fast detecting with the air that satisfies under the environmental baseline according to different needs.
Rapid ambient air sanitary inspection case comprises casing and places six kinds of harmful gas detector tubes, hand sampling thief, four-way harmful gas sampling thief and the conductor temperature hygrometer etc. of case.The air hygiene test box is the metal box of one 490 * 360 * 70mm fast.Six kinds of harmful gas detector tubes are respectively carbon monoxide, carbon dioxide, sulphuric dioxide, nitrogen dioxide, ammonia and sulfuretted hydrogen detector tube.The hand sampling thief is the manual sampling thief of vacuum suction, and sample range is 50ml, 100ml and uses repeatedly.Four-way harmful gas sampling thief is connected with electronically controlled module by four air pumps, four flowmeters respectively, can separately or unite use.Six kinds of harmful gases that this harmful gas detector tube can be used in indoor and outdoor and the accident detect, and for improving environment measuring level and environmental quality, the protection health will play positive role.
Claims (10)
1. a harmful gas detector tube comprises transparent sealed tube body, it is characterized in that, the two ends of described sealed tube body are cone shape, and the end of cone is the envelope fusing point; Described sealed tube body is provided with scale, in described sealed tube body, is respectively arranged with filling material near the cone of two ends, is provided with gas detection indication powder between two place's filling materials.
2. harmful gas detector tube according to claim 1 is characterized in that, described gas detection indication powder is made up of 60～80 order silica-gel carriers and 0.2ml～1.0ml oleum, is used to detect carbon monoxide.
3. harmful gas detector tube according to claim 1 is characterized in that, described gas detection indication powder is made up of 100～200 orders alkalescence active aluminum oxide carrier and 0.5%～1.5% Thymol phthalein indicator, is used to detect carbon dioxide.
4. harmful gas detector tube according to claim 1 is characterized in that, described gas detection indication powder is made up of 60～80 order unglazed pottery carriers and 10%～20% sodium nitroprusside or urotropine indicator, is used to detect sulphuric dioxide.
5. harmful gas detector tube according to claim 1 is characterized in that, described gas detection indication powder is made by 80～100 Bio-sil carriers and 0.03%～0.20% diaminoditolyl indicator group, is used to detect nitrogen dioxide.
6. harmful gas detector tube according to claim 1 is characterized in that, described gas detection indication powder is that carrier and 0.05%～1.00% cresol red bromothymol blue indicator are formed by 60～80 order unglazed potteries, is used to detect sulfuretted hydrogen.
7. harmful gas detector tube according to claim 1 is characterized in that, described gas detection indication powder is made up of 80～100 order unglazed pottery carriers and 0.05%～0.15% bromothymol blue indicator, is used to detect ammonia.
8. the rapid ambient air detector that the described harmful gas detector tube of claim 1 is housed comprises sampling thief, it is characterized in that, the end that described sealed tube body two ends are removed behind the envelope fusing point is connected with the detector tube socket of sampling thief.
9. rapid ambient air detector according to claim 8 is characterized in that, described sampling thief is the manual sampling thief of vacuum suction.
10. rapid ambient air detector according to claim 8, it is characterized in that, described sampling thief is the multi-channel gas sampling thief, sampling thief is by casing, electronic auto-control device and be arranged on sampling thief by a plurality of sampling channels in the casing, and each sampling channel connects to form successively by detector tube socket, flowmeter and sampling pump; Described electronic auto-control device is by the described sampling pump control sampling time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072588 CN1603797A (en) | 2004-11-01 | 2004-11-01 | Harmful gas detecting tube and rapid ambient air detector therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410072588 CN1603797A (en) | 2004-11-01 | 2004-11-01 | Harmful gas detecting tube and rapid ambient air detector therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1603797A true CN1603797A (en) | 2005-04-06 |
Family
ID=34666849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410072588 Pending CN1603797A (en) | 2004-11-01 | 2004-11-01 | Harmful gas detecting tube and rapid ambient air detector therefor |
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| CN (1) | CN1603797A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101266199B (en) * | 2007-03-15 | 2010-05-19 | 广州市城市排水监测站 | Municipal sewage gas collection method |
| CN101776641A (en) * | 2009-12-28 | 2010-07-14 | 北京市劳动保护科学研究所 | Hazardous gas comprehensive detection device |
| CN101949857A (en) * | 2010-09-15 | 2011-01-19 | 北京航空航天大学 | Gas detection device based on information recognition of gas detection tube |
| CN102539347A (en) * | 2011-12-28 | 2012-07-04 | 北京市劳动保护科学研究所 | Gas detection pipe intelligent analysis device |
| CN103180712A (en) * | 2010-09-07 | 2013-06-26 | 耐斯特科技有限公司 | System for visual and electronic reading of colorimetric tubes |
| CN103926240A (en) * | 2013-09-30 | 2014-07-16 | 安徽养和医疗器械设备有限公司 | Carbon dioxide absorption indicator |
| CN104641218A (en) * | 2012-07-20 | 2015-05-20 | 德尔格安全股份两合公司 | Gas measurement system |
| CN109374603A (en) * | 2018-09-27 | 2019-02-22 | 上海烟草集团有限责任公司 | It can be to the indicative cigarette of color change and indicating means and purposes in a kind of aspiration procedure |
| CN109470817A (en) * | 2017-09-08 | 2019-03-15 | 金红叶纸业集团有限公司 | A kind of device and method for assessing deodorizing effect |
| CN113176254A (en) * | 2021-04-23 | 2021-07-27 | 津制仪表(天津)有限公司 | Environmental climate multi-parameter online detector |
| US11175234B2 (en) | 2010-09-07 | 2021-11-16 | Nextteq Llc | System for visual and electronic reading of colorimetric tubes |
| CN113984746A (en) * | 2021-10-21 | 2022-01-28 | 河南省奥瑞环保科技股份有限公司 | Method for preparing sulfur dioxide rapid gas detection tube by mixed carrier |
-
2004
- 2004-11-01 CN CN 200410072588 patent/CN1603797A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101266199B (en) * | 2007-03-15 | 2010-05-19 | 广州市城市排水监测站 | Municipal sewage gas collection method |
| CN101776641A (en) * | 2009-12-28 | 2010-07-14 | 北京市劳动保护科学研究所 | Hazardous gas comprehensive detection device |
| CN103180712A (en) * | 2010-09-07 | 2013-06-26 | 耐斯特科技有限公司 | System for visual and electronic reading of colorimetric tubes |
| US11175234B2 (en) | 2010-09-07 | 2021-11-16 | Nextteq Llc | System for visual and electronic reading of colorimetric tubes |
| CN101949857A (en) * | 2010-09-15 | 2011-01-19 | 北京航空航天大学 | Gas detection device based on information recognition of gas detection tube |
| CN102539347A (en) * | 2011-12-28 | 2012-07-04 | 北京市劳动保护科学研究所 | Gas detection pipe intelligent analysis device |
| CN104641218A (en) * | 2012-07-20 | 2015-05-20 | 德尔格安全股份两合公司 | Gas measurement system |
| US10801965B2 (en) | 2012-07-20 | 2020-10-13 | Dräger Safety AG & Co. KGaA | Gas measurement system |
| CN103926240A (en) * | 2013-09-30 | 2014-07-16 | 安徽养和医疗器械设备有限公司 | Carbon dioxide absorption indicator |
| CN109470817A (en) * | 2017-09-08 | 2019-03-15 | 金红叶纸业集团有限公司 | A kind of device and method for assessing deodorizing effect |
| CN109374603A (en) * | 2018-09-27 | 2019-02-22 | 上海烟草集团有限责任公司 | It can be to the indicative cigarette of color change and indicating means and purposes in a kind of aspiration procedure |
| CN113176254A (en) * | 2021-04-23 | 2021-07-27 | 津制仪表(天津)有限公司 | Environmental climate multi-parameter online detector |
| CN113176254B (en) * | 2021-04-23 | 2022-09-16 | 津制仪表(天津)有限公司 | Environmental climate multi-parameter online detector |
| CN113984746A (en) * | 2021-10-21 | 2022-01-28 | 河南省奥瑞环保科技股份有限公司 | Method for preparing sulfur dioxide rapid gas detection tube by mixed carrier |
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