CN102411039B - Testing device of detection precision of environmental cabinet for detecting volatile organic compound - Google Patents
Testing device of detection precision of environmental cabinet for detecting volatile organic compound Download PDFInfo
- Publication number
- CN102411039B CN102411039B CN201110224771.5A CN201110224771A CN102411039B CN 102411039 B CN102411039 B CN 102411039B CN 201110224771 A CN201110224771 A CN 201110224771A CN 102411039 B CN102411039 B CN 102411039B
- Authority
- CN
- China
- Prior art keywords
- volatile organic
- organic matter
- release
- detection
- environmental cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The invention discloses a testing device of detection precision of environmental cabinet for detecting volatile organic compound, comprising a volatile organic compound release cabin jacket which is provided with a volatile organic compound release cabin, wherein a release source for releasing the volatile organic compound at a constant speed is installed in the volatile organic compound release cabin; said volatile organic compound release cabin is provided with an escape pipe that is connected with a testing cabin of the environmental cabinet for detecting the volatile organic compound; the escape pipe is provided with a first sampling port for sampling the volatile organic compound in the escape pipe; a first sampling port for sampling the volatile organic compound in the escape pipe is installed in the escape pipe and a second sampling port for sampling the volatile organic compound in the escape pipe is installed in the environmental cabinet for detecting the volatile organic compound. The detection precision of the environmental cabinet of the volatile organic compound can be tested via the difference between the volatile organic compound content in the sample obtained from the first sampling port and the volatile organic compound content in the sample obtained from the second sampling port.
Description
Technical field
The present invention relates to a kind of performance organic matter detection technique field, relate in particular a kind of proving installation for the accuracy of detection of volatile organic matter or poisonous, harmful gas detects environmental cabinet is detected.
Technical background
Along with improving constantly of people's living standard, people are also greatly improved to the requirement of environmental quality, to ensure that people's health is not subject to the injury of the noxious materials such as formaldehyde, as car inside gadget, the products such as furniture all contain the noxious materials such as formaldehyde, for to ensure people healthy, the noxious materials such as the formaldehyde that need to contain above product detect, the environmental cabinet of volatile organic matter is the system for volatile organic compounds is detected, but the organism such as a large amount of formaldehyde of this class chamber inwall suction, cause volatile organic matter detected value in sample obtained from the sample tap of the environmental cabinet of volatile organic matter lower than the volatile organic matter actual value in environmental cabinet, exist and detect error, at present also do not have the accuracy of detection of the environmental cabinet of corresponding device to volatile organic matter to test.
Summary of the invention
The object of the invention is to overcome above-mentioned defect in prior art: provide a kind of proving installation detecting for the accuracy of detection of the environmental cabinet to volatile organic matter.
For achieving the above object, technical scheme provided by the invention is as follows: the proving installation of constructing a kind of environmental cabinet accuracy of detection for detection of volatile organic matter, comprise volatile organic matter release chuck, be installed in the volatile organic matter release in volatile organic matter release chuck, described volatile organic matter release is equiped with the source of release of constant release volatile organic matter, described volatile organic matter release is equiped with the escape pipe being connected with the test chamber of the environmental cabinet for detection of volatile organic matter, on volatile organic matter release, be equiped with for to detecting humidity in volatile organic matter release, the control device that air intake flow regulates.
Described escape pipe is provided with the first thief hatch for the volatile organic matter in escape pipe is sampled.
The test chamber of the environmental cabinet of volatile organic matter is also equiped with Pressure Regulation Exhaust pipe, and this Pressure Regulation Exhaust pipe is provided with for exchanging the second thief hatch that in pressure tracheae, volatile organic matter samples.
The beneficial effect of the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter of the present invention is: by constructing a volatile organic matter release chuck, in volatile organic matter release chuck, be equiped with volatile organic matter release, in described volatile organic matter release, be equiped with the source of release of constant release volatile organic matter, described volatile organic matter release is equiped with the escape pipe being connected with the test chamber of the environmental cabinet for detection of volatile organic matter, described escape pipe is provided with the first thief hatch for the volatile organic matter in escape pipe is sampled, the test chamber of the environmental cabinet of volatile organic matter is also equiped with Pressure Regulation Exhaust pipe, this Pressure Regulation Exhaust pipe is provided with for exchanging the second thief hatch that in pressure tracheae, volatile organic matter samples.Volatile organic content in the sample that volatile organic content in the sample of obtaining by the first thief hatch and the second thief hatch are obtained poor, the accuracy of detection that can test the environmental cabinet of the organic matter that sets out.
Below in conjunction with drawings and Examples, the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter of the present invention is described further:
Accompanying drawing explanation
Fig. 1 be the present invention for detection of the proving installation of the environmental cabinet accuracy of detection of volatile organic matter structural representation.
Embodiment
Therefore the most preferred embodiment of the environmental simulation system for detection of volatile organic matter of the present invention below, do not limit protection scope of the present invention.
With reference to Fig. 1, a kind of proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter is provided, comprise volatile organic matter release chuck 1, be installed in the volatile organic matter release 2 in volatile organic matter release chuck 1, described volatile organic matter release 2 is equiped with the source of release 3 of constant release volatile organic matter, described volatile organic matter release 2 is equiped with the escape pipe 4 being connected with the test chamber 20 of the environmental cabinet 18 for detection of volatile organic matter, on volatile organic matter release 2, be equiped with for to detecting volatile organic matter release 2 interior humidity, the control device 6 that air intake flow regulates.
The source of release 3 of described constant release volatile organic matter is positioned in volatile organic matter release 2 or is connected with the air intake opening of volatile organic matter release 2.The source of release 3 of described constant release volatile organic matter is the closed container of installing volatile organic matter, on this closed container, being at least provided with a volatile organic matter discharges aperture or at least fixes a tubule that discharges volatile organic matter, this closed container is provided with the inlet that injects volatile organic matter, and inlet is provided with gland bonnet.
Described volatile organic matter release chuck 1 can be the body that is set in volatile organic matter release 2 outsides, can also be a building room that temperature is comparatively constant, and volatile organic matter release 2 is arranged in same room with environmental cabinet 18.
On described Pressure Regulation Exhaust pipe 26, be equiped with the exhaust apparatus 28 for regulating air capacity, by controlling the air capacity of exhaust apparatus 28, control the pressure in test chamber 20 and volatile organic matter release 2, on described volatile organic matter release 2, be equiped with the pressure-detecting device 5 for detection of volatile organic matter release 2 internal pressures.
The environmental cabinet 18 of described volatile organic matter comprises test chamber chuck 19, test chamber 20, between described test chamber chuck 19 and test chamber 20, be provided with test chamber jacketed evaporator 21, test chamber sheathed heater 22, test chamber chuck circulating fan 23, in test chamber 20, be equiped with test chamber and stir blower fan 24, test chamber well heater 25, test chamber 20 is also equiped with Pressure Regulation Exhaust pipe 26, and this Pressure Regulation Exhaust pipe 26 is provided with the second thief hatch 27 sampling for exchanging the interior volatile organic matter of pressure tracheae 26.
Between described volatile organic matter release chuck 1 and volatile organic matter release 2, be provided with volatile organic matter release jacketed evaporator 7, volatile organic matter release sheathed heater 8, volatile organic matter release chuck circulating fan 9.
In described volatile organic matter release 2, be equiped with and stir blower fan 10, to stirring in volatile organic matter release 2, volatile organic matter is mixed.
In described volatile organic matter release 2, be equiped with volatile organic matter release well heater 11, the interior temperature of volatile organic matter release 2 is regulated.
While test, regulate the temperature of volatile organic matter release 2, humidity, air inflow, pressure, control test chamber 20 pressure of the environmental cabinet 18 of volatile organic matter by controlling the pressure of volatile organic matter release 2, volatile organic compounds reagent constant speed volatilization in closed container 3 is entered in the test chamber 20 of environmental cabinet 18 of volatile organic matter from escape pipe, after constant certain hour, from the first thief hatch 12, the second thief hatch 27 samples respectively, volatile organic content in the sample of obtaining with the first thief hatch 12 deducts the volatile organic content in the sample that the second thief hatch 27 obtains, can calculate the residual quantity of volatile organic matter in the test chamber of environmental cabinet 18 of sending out organic matter, can test thus the accuracy of detection of the environmental cabinet 18 of the organic matter that sets out.
Above-described embodiment is preferably embodiment of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (9)
1. the proving installation for detection of the environmental cabinet accuracy of detection of volatile organic matter, the environmental cabinet (18) of described detection volatile organic matter has the second thief hatch (27) that volatile organic matter is sampled, it is characterized in that, this proving installation comprises volatile organic matter release chuck (1), be installed in the volatile organic matter release (2) in volatile organic matter release chuck (1), described volatile organic matter release (2) is equiped with the source of release (3) of constant release volatile organic matter, described volatile organic matter release (2) is equiped with the escape pipe (4) being connected with the test chamber (20) of the environmental cabinet (18) for detection of volatile organic matter, described escape pipe (4) is provided with the first thief hatch (12) for the volatile organic matter in escape pipe (4) is sampled, on volatile organic matter release (2), be equiped with for to detecting volatile organic matter release (2) interior humidity, the control device (6) that air intake flow regulates.
2. the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter according to claim 1, it is characterized in that, between described volatile organic matter release chuck (1) and volatile organic matter release (2), be provided with volatile organic matter release jacketed evaporator (7), volatile organic matter release sheathed heater (8), volatile organic matter release chuck circulating fan (9).
3. the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter according to claim 1, is characterized in that, is equiped with and stirs blower fan (10) in described volatile organic matter release (2).
4. the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter according to claim 1, is characterized in that, is equiped with volatile organic matter release well heater (11) in described volatile organic matter release (2).
5. the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter according to claim 1, it is characterized in that, the environmental cabinet (18) of described volatile organic matter comprises test chamber chuck (19), test chamber (20), between described test chamber chuck (19) and test chamber (20), be provided with test chamber jacketed evaporator (21), test chamber sheathed heater (22), test chamber chuck circulating fan (23), in test chamber (20), be equiped with test chamber and stir blower fan (24), test chamber well heater (25), test chamber (20) is also equiped with Pressure Regulation Exhaust pipe (26), this Pressure Regulation Exhaust pipe (26) is provided with the second thief hatch (27) sampling for exchanging the interior volatile organic matter of pressure tracheae (26).
6. the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter according to claim 5, it is characterized in that, on described Pressure Regulation Exhaust pipe (26), be equiped with the exhaust apparatus (28) for regulating air capacity, by controlling the air capacity of exhaust apparatus (28), control the pressure in test chamber (20) and volatile organic matter release (2).
7. the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter according to claim 1, it is characterized in that, on described volatile organic matter release (2), be equiped with the pressure-detecting device (5) for detection of volatile organic matter release (2) internal pressure.
8. the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter according to claim 1, it is characterized in that, the source of release (3) of described constant release volatile organic matter is positioned in volatile organic matter release (2) or is connected with the air intake opening of volatile organic matter release (2).
9. the proving installation of the environmental cabinet accuracy of detection for detection of volatile organic matter according to claim 1, it is characterized in that, the source of release (3) of described constant release volatile organic matter is the closed container of installing volatile organic matter, on this closed container, being at least provided with a volatile organic matter discharges aperture or at least fixes a tubule that discharges volatile organic matter, this closed container is provided with the inlet that injects volatile organic matter, and inlet is provided with gland bonnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110224771.5A CN102411039B (en) | 2011-08-06 | 2011-08-06 | Testing device of detection precision of environmental cabinet for detecting volatile organic compound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110224771.5A CN102411039B (en) | 2011-08-06 | 2011-08-06 | Testing device of detection precision of environmental cabinet for detecting volatile organic compound |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102411039A CN102411039A (en) | 2012-04-11 |
| CN102411039B true CN102411039B (en) | 2014-06-04 |
Family
ID=45913241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110224771.5A Active CN102411039B (en) | 2011-08-06 | 2011-08-06 | Testing device of detection precision of environmental cabinet for detecting volatile organic compound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102411039B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590458A (en) * | 2012-02-27 | 2012-07-18 | 东莞市升微机电设备科技有限公司 | Release module with circulating duct |
| CN110987546A (en) * | 2019-12-30 | 2020-04-10 | 宁波市产品质量检验研究院 | Sampler for residual benzene, toluene and xylene in furniture paint film and determination method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7281405B2 (en) * | 2004-08-17 | 2007-10-16 | Sensirion Ag | Method and device for calibration sensors |
| CN201016980Y (en) * | 2007-03-23 | 2008-02-06 | 夏可瑜 | Environment simulation system for detecting volatile organic matters |
| CN201173923Y (en) * | 2008-04-08 | 2008-12-31 | 夏可瑜 | Environmental simulation system for detecting volatile organic matter under high-temperature environment |
| CN201322745Y (en) * | 2008-10-08 | 2009-10-07 | 东莞市升微机电设备科技有限公司 | Testing device for testing volatile organic matter |
| CN201419101Y (en) * | 2009-04-16 | 2010-03-10 | 东莞市升微机电设备科技有限公司 | Structural improvement of environmental cabinet for detecting volatile organic compound |
| CN101692025A (en) * | 2009-09-25 | 2010-04-07 | 东莞市升微机电设备科技有限公司 | Test system for detecting volatile organic compounds |
| CN201517972U (en) * | 2009-09-25 | 2010-06-30 | 东莞市升微机电设备科技有限公司 | Test system for detecting volatile organics |
| EP2287701A1 (en) * | 2008-01-28 | 2011-02-23 | Research Institute Of Wood Industry Chinese Academy Of Forestry | A dynamic and tracing system for test environment that contains the amount of formaldehyde and voc released from artifical board |
| CN202171587U (en) * | 2011-08-06 | 2012-03-21 | 江苏出入境检验检疫局工业产品检测中心 | Device for testing detection precision of environmental cabinet on detecting volatile organic substances |
-
2011
- 2011-08-06 CN CN201110224771.5A patent/CN102411039B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7281405B2 (en) * | 2004-08-17 | 2007-10-16 | Sensirion Ag | Method and device for calibration sensors |
| CN201016980Y (en) * | 2007-03-23 | 2008-02-06 | 夏可瑜 | Environment simulation system for detecting volatile organic matters |
| EP2287701A1 (en) * | 2008-01-28 | 2011-02-23 | Research Institute Of Wood Industry Chinese Academy Of Forestry | A dynamic and tracing system for test environment that contains the amount of formaldehyde and voc released from artifical board |
| CN201173923Y (en) * | 2008-04-08 | 2008-12-31 | 夏可瑜 | Environmental simulation system for detecting volatile organic matter under high-temperature environment |
| CN201322745Y (en) * | 2008-10-08 | 2009-10-07 | 东莞市升微机电设备科技有限公司 | Testing device for testing volatile organic matter |
| CN201419101Y (en) * | 2009-04-16 | 2010-03-10 | 东莞市升微机电设备科技有限公司 | Structural improvement of environmental cabinet for detecting volatile organic compound |
| CN101692025A (en) * | 2009-09-25 | 2010-04-07 | 东莞市升微机电设备科技有限公司 | Test system for detecting volatile organic compounds |
| CN201517972U (en) * | 2009-09-25 | 2010-06-30 | 东莞市升微机电设备科技有限公司 | Test system for detecting volatile organics |
| CN202171587U (en) * | 2011-08-06 | 2012-03-21 | 江苏出入境检验检疫局工业产品检测中心 | Device for testing detection precision of environmental cabinet on detecting volatile organic substances |
Non-Patent Citations (2)
| Title |
|---|
| 室内用品中挥发性有机物测试小室的研制;韩克勤等;《卫生研究》;19961130;第25卷(第6期);381-383 * |
| 韩克勤等.室内用品中挥发性有机物测试小室的研制.《卫生研究》.1996,第25卷(第6期), |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102411039A (en) | 2012-04-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201322745Y (en) | Testing device for testing volatile organic matter | |
| CN201207026Y (en) | Radioactive aerosol generating and sampling apparatus in radon chamber | |
| CN106814163B (en) | Device and method for testing formaldehyde and VOC (volatile organic compounds) in furniture and decoration materials by bag method | |
| Yang | Study of building material emissions and indoor air quality | |
| CN202693567U (en) | Environmental test chamber for detecting harmful substances in indoor environment decoration materials | |
| CN101644666B (en) | Experimental device for measuring formaldehyde adsorption property of adsorbent and measuring method thereof | |
| CN101285811B (en) | Measuring and detection system for indoor article and materials chemistry pollutant release | |
| CN101832887A (en) | Small-sized environmental test chamber for pollutant release researches | |
| CN103969404A (en) | Device for testing emission rate of pollutants in building material and use method of device | |
| CN111562320B (en) | Method for simultaneously measuring characteristic parameters of semi-volatile organic compounds in source-sink material | |
| CN102411039B (en) | Testing device of detection precision of environmental cabinet for detecting volatile organic compound | |
| CN207147789U (en) | A kind of vehicle environmental simulation test cabin device | |
| CN201438184U (en) | Two-in-one test system for fast testing volatile organic compound | |
| Baldelli et al. | Real-time measurements of formaldehyde emissions in a gross anatomy laboratory | |
| CN206508993U (en) | A kind of multifunctional testing cabin | |
| CN202171587U (en) | Device for testing detection precision of environmental cabinet on detecting volatile organic substances | |
| Smith et al. | A new experimental method for the determination of emittable initial VOC concentrations in building materials and sorption isotherms for IVOCs | |
| CN101308179B (en) | Powder dust electrical behavior multi- behavior simulation test system | |
| KR100737132B1 (en) | A measurement method and its installations of hazardous chemicals emission from construction materials by using the blank-chamber system | |
| CN105301201B (en) | Noxious waste pollution thing leaching characteristic pilot system under a kind of gas-liquid synergism | |
| JP6442170B2 (en) | Chemical emission test room and measuring method for harmful substances | |
| TWI477777B (en) | Positive pressure can control the temperature and humidity of the gas supply device | |
| CN204964257U (en) | Industrial environment gas sampling case | |
| Chatzidiakou et al. | Indoor Air Quality and Ventilation Measurement | |
| TWM457175U (en) | Positive pressure gas supply device capable of controlling temperature and humidity |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |