CN101013092A - Indoor air quality rapid determination instrument and determination method thereof - Google Patents
Indoor air quality rapid determination instrument and determination method thereof Download PDFInfo
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- CN101013092A CN101013092A CNA2007100134307A CN200710013430A CN101013092A CN 101013092 A CN101013092 A CN 101013092A CN A2007100134307 A CNA2007100134307 A CN A2007100134307A CN 200710013430 A CN200710013430 A CN 200710013430A CN 101013092 A CN101013092 A CN 101013092A
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Abstract
The invention discloses a rapid determination method to indoor air quality, specially a rapid analyzer and its method to indoor air quality. The analyzer includes the absorption bottle, the flow meter, and a pump, connected serially, and the specialization is: also including the free colored light-avoiding plastic bottle, and the color card with a standard qualified color section; the plastic bottle has drugs for once sampling. The rapid determination method of indoor air quality includes the following steps: (A) open power supply; (B) use the plastic bottle to put the medicine into the absorption bottle; (C) open the gas pump, adjust the flow meter, and count time; (D) compare the absorption liquid and the color card, and observe the color to determine whether the concentration is qualified. The invention applies for indoor air quality testing, such as home, office, office building and others, and it has the advantages of small volume, simple production, cheap price, fast measurement.
Description
(1) technical field under
The present invention relates to a kind of indoor air quality rapid determination method, particularly a kind of indoor air quality rapid determination instrument and assay method thereof.
(2) background technology
Along with China's rapid growth of economy, people's living standard improves fast, and influence attracts great attention the quality of interior architecture finishing back air to health of people.Pollution source in the room air are mainly from the adjuvant in adjuvant in the building concrete and the various dalle, its principal ingredient has: (1) ammonia, (2) formaldehyde, (3) sulphuric dioxide, (4) oxides of nitrogen, and people can't actively go to control the generation of its pollution, can only find contaminated evidence passively after polluting generation.And whether pollution taken place, people do not have again what easily means go to find, can only go for relevant professional institution to detect time-consuming, effort, costly.There is not a kind of small-sized, simple, inexpensive, fast instrument that tests the speed to be used in the buildingss such as family, office, office building IAQ (indoor air quality) being carried out fast detecting now.
China's national standard has all been formulated the control corresponding standard to major pollutants in the air in the room: airborne ammonia: GB/T14668 in (1) pulpit; (2) airborne formaldehyde: GB/T14668 in the pulpit; (3) airborne sulphuric dioxide: GB/T14668 in the pulpit; (4) airborne oxides of nitrogen: GB/T14668 in the pulpit.And the detection method of stipulating in all these examination criterias is all used spectrophotometric method, promptly use air sampler, gather the air of certain volume amount in the certain hour in absorption liquid, according to the chromogenic reagent of tested pollutant levels difference with absorption liquid, its color merely is a kind of color but deep mixed, pollutant levels greatly then color are dark, and pollutant levels are little then of light color.Then absorption liquid is delivered to spectrophotometer and gone its content value of detection by quantitative.Time-consuming, the effort of such trace routine generally can't obtain the result at the scene.
(3) summary of the invention
The present invention provides a kind of quick, cheap indoor air quality rapid determination instrument and assay method thereof in order to remedy the deficiencies in the prior art.
The present invention is achieved through the following technical solutions:
A kind of indoor air quality rapid determination instrument comprises that absorption bottle, the flow of connection are taken into account aspiration pump successively, and its special character is: other comprises the free plastic bottle that the color lucifuge is arranged, has the colorimetric card of the qualified chromatic zones of standard; Drugs for once sampling is housed in the plastic bottle.
Indoor air quality rapid determination instrument of the present invention, described plastic bottle be shaped as the taper shape that front end has tip.During use, tip is cut off, convenient the medicine absorption bottle of packing into.
Described plastic bottle is for being equipped with four kinds of plastic bottles surveying ammonia, formaldehyde, sulphuric dioxide, oxides of nitrogen medicine respectively; Colorimetric card is for having four kinds of colorimetric cards of ammonia, formaldehyde, sulphuric dioxide, the qualified chromatic zones of oxides of nitrogen standard respectively.Four kinds of principal ingredient ammonia, formaldehyde, sulphuric dioxide, the oxides of nitrogen of can a set of equipment measuring the IAQ (indoor air quality) pollution source.
Described flow is taken into account aspiration pump the sampling thief shell is installed outward.So conveniently control and carry.
Indoor air quality rapid determination instrument of the present invention, described colorimetric card surface have the Standard Colors of being lower than district, the qualified chromatic zones of standard, are higher than three zones, Standard Colors district.Described colorimetric card is provided with a strip of paper used for sealing or big envelope outward.
Indoor air quality rapid determination method of the present invention, its special character is: comprise the steps: (A) power-on; (B) tip of plastic bottle front end is cut off, aimed at the absorption bottle opening then, the pinching plastic bottle is the medicine absorption bottle of packing into; (C) open aspiration pump, adjust flowmeter, timing; (D) absorption liquid and colorimetric card are compared, observe color to determine whether detected concentration is qualified.
Principle of work of the present invention:
1, Qian Qi air sampling process is the same substantially with the standard code method, and the volume air of adopting regulation in the certain hour develops the color in absorption liquid.
The colour developing depth during 2, according to detected different concentrations of contaminants, be made in advance a series of different depth colourities colorimetric card (emphasis is the color of regulation certified concentration in the national standard, make a look also can).
3, the sampling bottle (glass making) that absorption liquid then will be housed compares with colorimetric card, if this moment absorption liquid the color color qualified than the accurate regulation of colorimetric card acceptance of the bid dark, the content overproof of analyte in the room air at this moment be described, vice versa.
The IAQ (indoor air quality) that the present invention is used in the buildingss such as family, office, office building detects, have volume little, make simple, low price, fast advantage tests the speed.
(4) description of drawings
The present invention is further illustrated below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of sampling apparatus of the present invention;
Fig. 2 is the structural representation of plastic bottle of the present invention;
Fig. 3 is the structural representation of colorimetric card of the present invention.
Among the figure, 1 absorption bottle, 2 sampling thief shells, 3 flowmeters, 4 aspiration pumps, 5 plastic bottles, 6 colorimetric cards, 7 are lower than the Standard Colors district, the qualified chromatic zones of 8 standards, 9 are higher than the Standard Colors district.
(5) embodiment
Accompanying drawing is a kind of specific embodiment of the present invention.As Fig. 1, this embodiment comprises absorption bottle 1, flowmeter 3, aspiration pump 4 and the plastic bottle that the color lucifuge is arranged 5 that dissociates that connects successively, the colorimetric card 6 that has the qualified chromatic zones 8 of standard, flowmeter 3 and the aspiration pump 4 outer sampling thief shells 2 that are equipped with.As Fig. 2, in the plastic bottle 5 drugs for once sampling is housed, plastic bottle 5 be shaped as the taper shape that front end has tip, plastic bottle 5 is for being equipped with four kinds of plastic bottles surveying ammonia, formaldehyde, sulphuric dioxide, oxides of nitrogen medicine respectively.As Fig. 3, colorimetric card 6 is for having four kinds of colorimetric cards of ammonia, formaldehyde, sulphuric dioxide, the qualified chromatic zones of oxides of nitrogen standard respectively, and there are the Standard Colors of being lower than district 7, the qualified chromatic zones 8 of standard in colorimetric card 6 surfaces, are higher than 9 three zones, Standard Colors district.
Medicine: enclose in the plastic bottle 5 by the amount of every once sampling by the various medicines (3-5 kind) that regulation in the GB will prepare, plastic bottle 5 will have the color lucifuge, requires the envelope mouth to want point, so that soup is injected in the sampling absorption bottle 1.
Colorimetric card: with concentration and the absorption liquid colour developing of medicine by defined requirement content in the GB, the color that this moment, solution showed is a criterion of acceptability, makes card by this color printing.(also can establish a concentration value again this concentration bilateral, promptly one in color is darker than it, and one is more shallow than it), this card size can be 100 * 50mm or other size, can add a strip of paper used for sealing (or a big envelope), and paper is closely knit, and is solid, bright-colored.
Colorimetric card is divided into four according to the composition difference, but the qualified chromatic zones color of every standard is different, such as: survey ammonia (light red), survey sulphuric dioxide (purplish red), survey oxides of nitrogen (rose-red), survey formaldehyde (blue-green).
The assay method of this indoor air quality rapid determination instrument comprises the steps: (A) power-on (220V alternating current or dry cell); (B) tip of plastic bottle front end is cut off, aimed at the absorption bottle opening then, the pinching plastic bottle is the medicine absorption bottle of packing into; (C) open aspiration pump, adjust flowmeter, timing; (D) absorption liquid and colorimetric card are compared, observe color to determine whether detected concentration is qualified.
The present invention gathers the air of certain volume amount within a certain period of time in absorption liquid, according to the chromogenic reagent of tested pollutant levels difference with absorption liquid, its color merely be a kind of color but deep mixed, pollutant levels greatly then color are dark, pollutant levels are little then of light color.As the index value of being above standard, can go for relevant professional institution and carry out detection by quantitative, to reach the right-safeguarding purpose.
Claims (7)
1. indoor air quality rapid determination instrument, comprise the absorption bottle (1), flowmeter (3) and the aspiration pump (4) that connect successively, it is characterized in that: other comprises the free plastic bottle that the color lucifuge is arranged (5), has the colorimetric card (6) of the qualified chromatic zones of standard (8); Plastic bottle is equipped with drugs for once sampling in (5).
2. indoor air quality rapid determination instrument according to claim 1 is characterized in that:
Described plastic bottle (5) be shaped as the taper shape that front end has tip.
3. indoor air quality rapid determination instrument according to claim 1 and 2 is characterized in that: described plastic bottle (5) is for being equipped with four kinds of plastic bottles surveying ammonia, formaldehyde, sulphuric dioxide, oxides of nitrogen medicine respectively; Colorimetric card (6) is for having four kinds of colorimetric cards of ammonia, formaldehyde, sulphuric dioxide, the qualified chromatic zones of oxides of nitrogen standard respectively.
4. indoor air quality rapid determination instrument according to claim 3 is characterized in that:
The outer sampling thief shell (2) that is equipped with of described flowmeter (3) and aspiration pump (4).
5. indoor air quality rapid determination instrument according to claim 1 is characterized in that:
There are the Standard Colors of being lower than district (7), the qualified chromatic zones of standard (8) in described colorimetric card (6) surface, are higher than (9) three zones, Standard Colors district.
6. indoor air quality rapid determination instrument according to claim 1 or 5 is characterized in that: an outer strip of paper used for sealing or the big envelope of being provided with of described colorimetric card (6).
7. an indoor air quality rapid determination method is characterized in that: comprise the steps:
(A) power-on; (B) tip of plastic bottle front end is cut off, aimed at the absorption bottle opening then, the pinching plastic bottle is the medicine absorption bottle of packing into; (C) open aspiration pump, adjust flowmeter, timing; (D) absorption liquid and colorimetric card are compared, observe color to determine whether detected concentration is qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100134307A CN101013092A (en) | 2007-01-31 | 2007-01-31 | Indoor air quality rapid determination instrument and determination method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100134307A CN101013092A (en) | 2007-01-31 | 2007-01-31 | Indoor air quality rapid determination instrument and determination method thereof |
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| CN101013092A true CN101013092A (en) | 2007-08-08 |
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| CNA2007100134307A Pending CN101013092A (en) | 2007-01-31 | 2007-01-31 | Indoor air quality rapid determination instrument and determination method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104165785A (en) * | 2014-07-28 | 2014-11-26 | 武汉碧海云天科技股份有限公司 | Intelligent constant-flow low-flow-quantity gas collecting and detecting device and method |
| CN104251859A (en) * | 2013-06-28 | 2014-12-31 | 成都谱视科技有限公司 | Gas detection analyzer based on intelligent terminal and testing method |
| CN105158030A (en) * | 2015-09-04 | 2015-12-16 | 杨松 | Absorption device for sampling environment air and waste gas |
| CN107833515A (en) * | 2017-12-04 | 2018-03-23 | 上海申得欧有限公司 | A kind of device for being used to detect catalysis material degraded pernicious gas effect |
| CN110487781A (en) * | 2019-07-12 | 2019-11-22 | 甘肃膜科检验检测有限公司 | A kind of detection method of nitrogen oxides |
-
2007
- 2007-01-31 CN CNA2007100134307A patent/CN101013092A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251859A (en) * | 2013-06-28 | 2014-12-31 | 成都谱视科技有限公司 | Gas detection analyzer based on intelligent terminal and testing method |
| CN104251859B (en) * | 2013-06-28 | 2017-02-08 | 成都谱视科技有限公司 | Gas detection analyzer based on intelligent terminal and testing method |
| CN104165785A (en) * | 2014-07-28 | 2014-11-26 | 武汉碧海云天科技股份有限公司 | Intelligent constant-flow low-flow-quantity gas collecting and detecting device and method |
| CN105158030A (en) * | 2015-09-04 | 2015-12-16 | 杨松 | Absorption device for sampling environment air and waste gas |
| CN105158030B (en) * | 2015-09-04 | 2017-06-27 | 杨松 | A kind of air and wasteair sampling absorption plant |
| CN107833515A (en) * | 2017-12-04 | 2018-03-23 | 上海申得欧有限公司 | A kind of device for being used to detect catalysis material degraded pernicious gas effect |
| CN110487781A (en) * | 2019-07-12 | 2019-11-22 | 甘肃膜科检验检测有限公司 | A kind of detection method of nitrogen oxides |
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Open date: 20070808 |