CN201291138Y - Environmental test cabin - Google Patents
Environmental test cabin Download PDFInfo
- Publication number
- CN201291138Y CN201291138Y CNU2008202015745U CN200820201574U CN201291138Y CN 201291138 Y CN201291138 Y CN 201291138Y CN U2008202015745 U CNU2008202015745 U CN U2008202015745U CN 200820201574 U CN200820201574 U CN 200820201574U CN 201291138 Y CN201291138 Y CN 201291138Y
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- China
- Prior art keywords
- test chamber
- inner bag
- test cabin
- loam cake
- chamber inner
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- Expired - Lifetime
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Abstract
The utility model discloses an environment test cabin which comprises a test cabin casing, a test cabin liner arranged in the test cabin casing and an upper cover for sealing an opening of the upper part of the test cabin liner, and also comprises an air inlet pipe arranged on the bottom of the test cabin liner, wherein, one end of the air inlet pipe is communicated with the test cabin liner; the other end extends from the test cabin casing and is used for being connected with the external clean air source; and the bottom of the test cabin liner is also provided with an air mixing device used for uniformly mixing clean air. The influence of the environment to release rate and release characteristics of materials and products can be ensured by sampling from the test cabin liner and testing volatile organic matters, formaldehyde, biological contaminants or particulate matters in the test cabin; grades of the materials and the products are divided according to the release characteristics; a model of forecasting indoor air pollution is developed and verified; and the evaluation to indoor air is carried out according to indoor pollution data or the forecasting model.
Description
Affiliated technical field
The utility model relates to a kind of environmental test system, relate in particular a kind of can be according to the needs of experimental enviroment, the environmental test chamber that humidity, temperature, the air displacement rate of experimental enviroment automatically adjusted.
Background technology
Along with improving constantly of people's living standard, people also are greatly improved to the requirement of environmental quality, especially to the environmental index of living environment, are not subjected to the injury of noxious materials such as formaldehyde with the health that ensures the people.And a lot of indoor materials and product all contain noxious materials such as formaldehyde, for to ensure that the people's is healthy, need the release rate and the release characteristics of noxious materials such as indoor material and the contained formaldehyde of product be detected, especially detect in certain hot environment, thereby obtain qualified indoor material and product, make people that a good living environment be arranged.Thereby a testing environment that meets the requirements need be provided, improve the precision that detects.
The utility model content
A purpose of the present utility model is to overcome above-mentioned defective in the prior art: provide a kind of easy to use, can accurately control the temperature in the experimental cabin, humidity, and can make temperature in the experimental cabin, humidity even, can effectively satisfy the environmental test chamber of experimental enviroment needs.
For achieving the above object, the technical scheme that the utility model provides is as follows: construct a kind of environmental test chamber, comprise the test chamber overcoat, be arranged on the test chamber overcoat in the test chamber inner bag, be used for loam cake with the sealing of test chamber inner bag upper opening, also comprise the air inlet pipe that is arranged on test chamber inner bag bottom, one end of this air inlet pipe is connected with the test chamber inner bag, its other end stretches out from the test chamber overcoat, be used for being connected, also be provided with bottom the described test chamber inner bag and be used to gas mixer that pure air is mixed with outside clean gas source.
Be arranged at intervals with bearing on the outer wall of described test chamber overcoat, bearing respectively is equiped with the lever arm that is rotationally connected with it, on cover spaced apart being provided with and the corresponding groove of each lever arm, each lever arm snaps in the groove corresponding with it and makes, the test chamber overcoat is fixedlyed connected with loam cake.
Described loam cake also can pass through bolt, nut is fixedlyed connected with the test chamber inner bag.
The beneficial effect of environmental test chamber described in the utility model is: by being configured in the test chamber inner bag in setting and the test chamber overcoat, test chamber inner bag upper opening is provided with the loam cake that is used to seal, also comprise the air inlet pipe that is arranged on test chamber inner bag bottom, one end of this air inlet pipe is connected with the test chamber inner bag, its other end stretches out from the test chamber overcoat, be used for being connected with outside clean gas source, described test chamber inner bag bottom also is provided with and is used to gas mixer that pure air is mixed, and is more even by gas is mixed.By on the through hole that covers take a sample, volatile organic compounds in the experimental cabin, formaldehyde, biological pollutant or particle are detected, owing to adopt the pure air gas handling system can improve the cleanliness factor that nature enters the air in the experimental cabin greatly, effectively protected the confirmatory test environment, thereby improved the precision that detects greatly, can be used for determining the influence of environmental variance material and product release rate and release characteristics; Divide the grade of material and product according to release characteristics; The model of exploitation and checking prediction room air pollution; According to indoor pollutant data or forecast model room air is estimated.
Below in conjunction with drawings and Examples environmental test chamber described in the utility model is described further:
Description of drawings
Fig. 1 is the vertical view of the utility model environmental test chamber;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the vertical view of the loam cake of the utility model environmental test chamber;
Fig. 4 is the test chamber overcoat of the utility model environmental test chamber and the stereochemical structure perspective view that the test chamber inner bag is assembled into one;
Fig. 5 is the inner bag of test chamber of the utility model environmental test chamber and the broken section enlarged drawing that loam cake connects as one.
Fig. 6 is that the gas mixer of the utility model environmental test chamber is the cutaway view of magnetic agitation blower fan.
The specific embodiment
Below the most preferred embodiment of environmental test chamber described in the utility model, therefore do not limit protection domain of the present utility model.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of environmental test chamber is provided, comprise test chamber overcoat 1, be arranged on test chamber overcoat 1 in test chamber inner bag 2, be used for loam cake 3 with the sealing of test chamber inner bag 2 upper openings, also comprise the air inlet pipe 4 that is arranged on test chamber inner bag 2 bottoms, one end of this air inlet pipe 4 is connected with test chamber inner bag 2, its other end stretches out from test chamber overcoat 1, be used for being connected with outside clean gas source, described test chamber inner bag 2 bottoms also are provided with and are used to gas mixer 5 that pure air is mixed, be arranged at intervals with bearing 10 on the outer wall of described test chamber overcoat 1, bearing 10 respectively is equiped with the lever arm 11 that is rotationally connected with it, spaced apart being provided with and each lever arm 11 corresponding grooves 12 on the loam cake 3, each lever arm 11 snaps in the groove 12 corresponding with it and makes, and test chamber overcoat 1 is fixedlyed connected with loam cake 3.
Described magnetic agitation blower fan 8 also is equiped with and is used to regulate the wind speed adjuster, by regulating the rotating speed of magnetic agitation blower fan 8, regulates the wind speed in the test chamber inner bag 2.
Described gas mixer 5 is arranged on the case first distribution of gas orifice plate 6 on the bottom in the test chamber inner bag 2, also comprise and being arranged in the test chamber inner bag 2, and be positioned at the second distribution of gas orifice plate 7 on the first distribution of gas orifice plate, 6 tops, to form repeatedly distribution to gas, it is more even that gas is mixed, and improves the precision that detects.
Also comprise being used to detect air inlet, extraction flow checkout gear, evaporimeter, heater are installed in the test chamber overcoat 1,, accurately control the temperature of test chamber by the jacket temperature of control around test chamber.
Also be equiped with a sealing ring 9 between described test chamber inner bag 2 upper openings and the loam cake 3.
Also offer the through hole 13 that is used for pressure measurement, exhaust, sampling on the described loam cake 3.
Described loam cake 3 tops also are equiped with suspension hook 16.
With reference to Fig. 5, described loam cake 3 also can pass through bolt 14, nut 15 is fixedlyed connected with test chamber inner bag 2, and the top of described test chamber inner bag 2 is arranged at intervals with and is used for the protruding circle 16 that seals with loam cake 3.
With reference to Fig. 6, described gas mixer 5 is arranged on the magnetic agitation blower fan 8 on the bottom in the test chamber inner bag 2.
During use, earlier test specimen to be measured is put into test chamber inner bag 2, pure air is entered in the test chamber inner bag 2 from air inlet pipe 4, after reaching the time of setting, the concentration of sample analysis volatile organic matter from the loam cake 3 can be used for determining the influence of environmental variance to material and product release rate and release characteristics; Divide the grade of material and product according to release characteristics; The model of exploitation and checking prediction room air pollution; According to indoor pollutant data or forecast model room air is estimated.
Claims (12)
1. environmental test chamber, comprise test chamber overcoat (1), be arranged on and the interior test chamber inner bag (2) of test chamber overcoat (1), be used for loam cake (3) with the sealing of test chamber inner bag (2) upper opening, it is characterized in that, also comprise the air inlet pipe (4) that is arranged on test chamber inner bag (2) bottom, one end of this air inlet pipe (4) is connected with test chamber inner bag (2), its other end stretches out from test chamber overcoat (1), be used for being connected, also be provided with bottom the described test chamber inner bag (2) and be used to gas mixer (5) that pure air is mixed with outside clean gas source.
2. environmental test chamber according to claim 1 is characterized in that, described gas mixer (5) is arranged on the case first distribution of gas orifice plate (6) on the interior bottom of test chamber inner bag (2).
3. environmental test chamber according to claim 2 is characterized in that, also comprises being arranged in the test chamber inner bag (2), and is positioned at the second distribution of gas orifice plate (7) on first distribution of gas orifice plate (6) top.
4. environmental test chamber according to claim 1 is characterized in that, described gas mixer (5) is arranged on the magnetic agitation blower fan (8) on the interior bottom of test chamber inner bag (2).
5, environmental test chamber according to claim 4 is characterized in that, described magnetic agitation blower fan (8) also is equiped with and is used to regulate the wind speed adjuster, by regulating the rotating speed of magnetic agitation blower fan (8), regulates the wind speed in the test chamber inner bag (2).
6. environmental test chamber according to claim 1 is characterized in that, also is equiped with a sealing ring (9) between described test chamber inner bag (2) upper opening and the loam cake (3).
7. environmental test chamber according to claim 1, it is characterized in that, be arranged at intervals with bearing (10) on the outer wall of described test chamber overcoat (1), bearing (10) respectively is equiped with the lever arm (11) that is rotationally connected with it, loam cake (3) is gone up spaced apart being provided with and the corresponding groove of each lever arm (11) (12), each lever arm (11) snaps in the groove corresponding with it (12) and makes, and test chamber overcoat (1) is fixedlyed connected with loam cake (3).
8. environmental test chamber according to claim 1 is characterized in that, also offers the through hole (13) that is used for pressure measurement, exhaust, sampling on the described loam cake (3).
9. environmental test chamber according to claim 1 is characterized in that, described loam cake (3) is fixedlyed connected with test chamber inner bag (2) by bolt (14), nut (15).
10. environmental test chamber according to claim 8 is characterized in that, the top of described test chamber inner bag (2) is arranged at intervals with and is used for the protruding circle (16) that seals with loam cake (3).
11. environmental test chamber according to claim 1 is characterized in that, described loam cake (3) top also is equiped with suspension hook (17).
12, environmental test chamber according to claim 1 is characterized in that, also comprises being used to detect air inlet, extraction flow checkout gear, and evaporimeter, heater are installed in the test chamber overcoat (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008202015745U CN201291138Y (en) | 2008-10-08 | 2008-10-08 | Environmental test cabin |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008202015745U CN201291138Y (en) | 2008-10-08 | 2008-10-08 | Environmental test cabin |
Publications (1)
Publication Number | Publication Date |
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CN201291138Y true CN201291138Y (en) | 2009-08-19 |
Family
ID=41004592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2008202015745U Expired - Lifetime CN201291138Y (en) | 2008-10-08 | 2008-10-08 | Environmental test cabin |
Country Status (1)
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CN (1) | CN201291138Y (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101797524A (en) * | 2010-03-23 | 2010-08-11 | 深圳市华测检测技术股份有限公司 | Smog box with photorefractive device |
CN101811073A (en) * | 2010-03-23 | 2010-08-25 | 深圳市华测检测技术股份有限公司 | Double-layer smog chamber capable of controlling temperature |
CN102847563A (en) * | 2012-09-29 | 2013-01-02 | 中国科学院上海硅酸盐研究所 | Environment simulator for protection and research on historical relic |
CN101738452B (en) * | 2009-12-22 | 2013-04-03 | 上海大学 | Simulation reaction device for air allergenic pollen exposing in atmospheric pollutants |
CN104043488A (en) * | 2013-03-11 | 2014-09-17 | 华为技术有限公司 | Testing device |
CN104155413A (en) * | 2014-07-31 | 2014-11-19 | 东北林业大学 | Micro VOC test chamber |
CN106442274A (en) * | 2016-08-31 | 2017-02-22 | 同济大学建筑设计研究院(集团)有限公司 | Testing device and testing method for determining absolute dust generating quantity of equipment |
CN108828145A (en) * | 2018-05-24 | 2018-11-16 | 东莞市升微机电设备科技有限公司 | A kind of miniature VOC test chamber of welding |
CN111948339A (en) * | 2020-07-17 | 2020-11-17 | 北京科技大学 | Electronic nose system for detecting odor of building decoration material and detection method |
CN115737326A (en) * | 2022-11-11 | 2023-03-07 | 北京中科心研科技有限公司 | Claustrophobic closed cabin device for simulating claustrophobic environment and multi-mode evaluation method |
-
2008
- 2008-10-08 CN CNU2008202015745U patent/CN201291138Y/en not_active Expired - Lifetime
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101738452B (en) * | 2009-12-22 | 2013-04-03 | 上海大学 | Simulation reaction device for air allergenic pollen exposing in atmospheric pollutants |
CN101797524A (en) * | 2010-03-23 | 2010-08-11 | 深圳市华测检测技术股份有限公司 | Smog box with photorefractive device |
CN101811073A (en) * | 2010-03-23 | 2010-08-25 | 深圳市华测检测技术股份有限公司 | Double-layer smog chamber capable of controlling temperature |
CN101797524B (en) * | 2010-03-23 | 2013-09-11 | 深圳市华测检测技术股份有限公司 | Smog box with photorefractive device |
CN102847563A (en) * | 2012-09-29 | 2013-01-02 | 中国科学院上海硅酸盐研究所 | Environment simulator for protection and research on historical relic |
CN102847563B (en) * | 2012-09-29 | 2014-06-18 | 中国科学院上海硅酸盐研究所 | Environment simulator for protection and research on historical relic |
CN104043488A (en) * | 2013-03-11 | 2014-09-17 | 华为技术有限公司 | Testing device |
CN104043488B (en) * | 2013-03-11 | 2016-08-24 | 华为技术有限公司 | Test device |
CN104155413A (en) * | 2014-07-31 | 2014-11-19 | 东北林业大学 | Micro VOC test chamber |
CN104155413B (en) * | 2014-07-31 | 2016-08-24 | 东北林业大学 | Miniature VOC laboratory |
CN106442274A (en) * | 2016-08-31 | 2017-02-22 | 同济大学建筑设计研究院(集团)有限公司 | Testing device and testing method for determining absolute dust generating quantity of equipment |
CN108828145A (en) * | 2018-05-24 | 2018-11-16 | 东莞市升微机电设备科技有限公司 | A kind of miniature VOC test chamber of welding |
CN111948339A (en) * | 2020-07-17 | 2020-11-17 | 北京科技大学 | Electronic nose system for detecting odor of building decoration material and detection method |
CN115737326A (en) * | 2022-11-11 | 2023-03-07 | 北京中科心研科技有限公司 | Claustrophobic closed cabin device for simulating claustrophobic environment and multi-mode evaluation method |
CN115737326B (en) * | 2022-11-11 | 2023-07-18 | 北京中科心研科技有限公司 | Claustrophobic environment simulating claustrophobic cabin closing device and multi-mode evaluation method |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20090819 |