CN201517972U - Test system for detecting volatile organics - Google Patents
Test system for detecting volatile organics Download PDFInfo
- Publication number
- CN201517972U CN201517972U CN2009201955353U CN200920195535U CN201517972U CN 201517972 U CN201517972 U CN 201517972U CN 2009201955353 U CN2009201955353 U CN 2009201955353U CN 200920195535 U CN200920195535 U CN 200920195535U CN 201517972 U CN201517972 U CN 201517972U
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- organic matter
- volatile organic
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Abstract
The utility model discloses a test system for detecting volatile organics, comprising a jacket for a test warehouse, a test warehouse arranged in the jacket, and an air purifying/regulating device connected with an intake port of the test warehouse, wherein the air purifying/regulating device is composed of an air compressor, a gas tank, a drier, a filter, a catalytic reaction device of volatile organics, a condensator, a drier, a volatile organics filter, and a flow control and humidifying combined unit which are connected to an intake tube in sequence, by means of the air purifying/regulating device, the clean degree of the air entering the test warehouse is improved greatly, test environment is ensured effectively, and detection precision is also improved greatly. A seal device is also provided between a door board and a doorframe of the test warehouse, such that sealing effect of the door board and the doorframe of the test warehouse may be improved greatly, the pollution of door sealing material to the test compartment is reduced, and test precision may be further improved. The dynamic precision control of dampness may be implemented by improving the humidifying combined unit.
Description
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, humidity, temperature, air displacement rate to experimental enviroment automatically adjust, and can carry out effective treatment and purification to the air that enters in the test cabin, can be used for detecting the test macro of volatile organic matter.
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 benzene of product, toluene, formaldehyde 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: providing a kind of can accurately control the temperature in the experimental cabin, humidity, and can make temperature in the experimental cabin, humidity even, and can carry out effective treatment and purification to the air that enters in the test cabin, can effectively improve test accuracy, satisfy the test macro that is used to detect volatile organic matter of experimental enviroment needs better.
For achieving the above object, the technical scheme that the utility model provides is as follows: construct a kind of test macro that is used to detect volatile organic matter, comprise test storehouse chuck, be installed in the test storehouse in the chuck of test storehouse, also comprise the air purification and regulation device that is connected with the air intake opening in test storehouse, this air purification and regulation device is to be made of the air compressor machine, gas-holder, exsiccator, filtrator, volatile organic matter catalyst reaction device, refrigeratory, dryer, volatile organic matter filtrator, flow control and the humidification assembled unit that are connected in turn on the air inlet pipeline.
Also be equiped with a packoff between the door-plate in described test storehouse and the doorframe, the sealing device is successively set on pressing plate, the O-ring seal between door-plate and the doorframe, the flexible liner bar that is arranged in the O-ring seal constitutes, can improve the door-plate in test storehouse and the sealing effectiveness between the doorframe greatly, reduce the door sealing material test chamber is polluted, help improving test accuracy.
The beneficial effect that is used to detect the test macro of volatile organic matter described in the utility model is: by the air purification and regulation device that structure is connected with the air intake opening of testing the storehouse, this air purification and regulation device is to be made of the air compressor machine, gas-holder, exsiccator, filtrator, volatile organic matter catalyst reaction device, refrigeratory, dryer, volatile organic matter filtrator, flow control and the humidification assembled unit that are connected in turn on the air inlet pipeline.Can improve the cleanliness factor that nature enters the air in the experimental cabin greatly by the air purification and regulation device, effectively protect the confirmatory test environment, thereby improve 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 the test macro that is used to detect volatile organic matter described in the utility model is described further:
Description of drawings
Fig. 1 is that the test macro that the utility model is used to detect volatile organic matter is implemented one system construction drawing;
Fig. 2 is that the test macro that the utility model is used to detect volatile organic matter is implemented two system construction drawing;
Fig. 3 is one of the cut-open view of the volatile organic matter catalyst reaction device of the utility model test macro of being used to detect volatile organic matter;
Fig. 4 be the utility model test macro of being used to detect volatile organic matter the volatile organic matter catalyst reaction device cut-open view two;
Fig. 5 is the cut-open view of the volatile organic matter filtrator of the utility model test macro of being used to detect volatile organic matter;
Fig. 6 is that humidity control device that the utility model is used to detect the test macro of volatile organic matter is by the be connected in parallel structural representation of structure of two humidifying unit;
Fig. 7 is the examination storehouse chuck of the utility model test macro of being used to detect volatile organic matter and the package assembly synoptic diagram in test storehouse;
Fig. 8 is the A place partial enlarged drawing of Fig. 7;
Fig. 9 is the local amplification view in B place of Fig. 7.
Embodiment
Below the most preferred embodiment that is used to detect the test macro of volatile organic matter described in the utility model, therefore do not limit protection domain of the present utility model.
Implement one, with reference to Fig. 1, Fig. 3, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, a kind of test macro that is used to detect volatile organic matter is provided, comprise test storehouse chuck 1, be installed in the test storehouse 2 in the test storehouse chuck 1, also comprise the air purification and regulation device 3 that is connected with the air intake opening in test storehouse 2, this air purification and regulation device 3 is by the air compressor machine 4 that is connected in turn on the air inlet pipeline, gas-holder 5, exsiccator 6, filtrator 7, volatile organic matter catalyst reaction device 8, refrigeratory 9, dryer 10, volatile organic matter filtrator 11, flow control and humidification assembled unit 12 constitute.
Described volatile organic matter catalyst reaction device 8 is by outer cover 13, be arranged on the tank body 14 in the outer cover 13, the draft tube 15 that is connected with tank body 14, escape pipe 16, the well heater 17 that is installed in the tank body 14 constitutes, be filled with insulation material 23 between described outer cover 13 and the tank body 14, tank body 14 is filled with volatile organic matter catalyzer 24, the temperature of described tank body 14 inner control is 200-400 ℃, tank body 14 is made for stainless steel material, two ends adopt flange and copper sealing gasket to seal, can not produce volatile organic matter gas, make volatile organic matter under lower temperature, carrying out oxidation under the effect of catalyzer, enter next link and handle.
With reference to Fig. 4, described volatile organic matter catalyst reaction device 8 is also by outer cover 13, be arranged on the tank body 14 in the outer cover 13, tank body 46, the draft tube 15 that is connected with tank body 14, escape pipe 16, the draft tube 47 that is connected with tank body 46, escape pipe 48, the well heater 17 that is installed in the tank body 14 constitutes, be filled with rare-earth metal catalyst 24 in the tank body 46 as the volatile organic matter catalyzer, rare-earth metal catalyst 24 can be a platinum, rhodium, palladium, manganese, iron mixes etc., the draft tube 47 of tank body 46 is connected with the escape pipe 16 of tank body 14, be filled with insulation material 23 between described outer cover 13 and the tank body 14, when being connected with native system, the tracheae 15 of tank body 14 is connected with the gas outlet of filtrator 7, and the escape pipe 48 of tank body 46 is connected with refrigeratory 9 air intake openings.
Described volatile organic matter filtrator 11 is by tank body 18, the draft tube 19 that is connected with tank body 18, escape pipe 20 constitutes, be installed with orifice plate or web plate 21 in the tank body 18 at interval, be filled with the filtrate 22 that is used to filter volatile organic matter and formaldehyde between adjacent two web plates 21, this filtrate 22 is activated charcoal or other filtering materials, tank body 14 is made for stainless steel material, two ends adopt flange and teflon gasket to seal, inside is filled with acticarbon and the chemical filtrate of removing volatile organic matter and formaldehyde, orifice plate or web plate 21 make volatile organic matter and formaldehyde fully contact with chemical filtrate with acticarbon, strengthen the effect of removing volatile organic matter and formaldehyde.
Described flow control and humidification assembled unit 12 are by the total flow controller 25 that is connected successively with volatile organic matter filtrator device 11 export pipelines, humidity control device 26, gas buffer jar 27 constitutes, the outlet pipe of surge tank 27 is connected with the air intake opening in test storehouse 2, this humidity control device 26 comprises a humidifying unit 28, this humidifying unit 28 is by a tank body 29, be arranged on the evaporator 30 in the tank body 29, well heater 31 constitutes, also be installed with orifice plate or web plate 32 in the tank body 29 at interval, it is less to adopt single humidifying unit 28 to be adapted to test the storehouse, the small-sized test macro that airshed is less.
Also be provided with an accommodation space 36 that constitutes by dividing plate 35 between the circulation air path that forms in test storehouse chuck 1 and test storehouse 2, this accommodation space 36 separates with circulation air path, be equiped with a circulating fan 37 in the accommodation space 36, the fan blade of circulating fan 37 is located in the test storehouse 2, drive motor is arranged in ccontaining empty 36, the outer wall of described test storehouse chuck 1 offers and accommodation space 36 corresponding openings, this opening is equiped with a heat radiation orifice plate 38, the afterbody of described drive motor also is equiped with a radiator fan 39, can effectively prolong the serviceable life of circulating fan 37, avoid temperatures involved in the chuck.
Also be equiped with a packoff 42 between the door-plate 40 in described test storehouse 2 and the doorframe 41, sealing device 42 is successively set on the pressing plate 43 between door-plate 40 and the doorframe 41, O-ring seal 44, the flexible liner bar 45 that is arranged in the O-ring seal 44 constitutes, can improve the door-plate 40 in test storehouse 2 and the sealing effectiveness between the doorframe 41 greatly, reducing the door sealing material pollutes test chamber, help improving test accuracy, flexible liner bar 45 is for to contain the foamed silica gel bar of less volatile organic matter or the silica gel strip that hollow structure contains less volatile organic matter, and described O-ring seal 44 is expanded ptfe band or teflon cloth.
Implement two, with reference to Fig. 2, described humidity control device 26 is to be connected in parallel by two humidifying unit 28 to constitute, be connected with a flow controller 33 on one humidifying unit 28 and the pipeline that total flow controller 25 is connected, be connected with a damper 34 on another humidifying unit 28 and the pipeline that total flow controller 25 is connected, it is bigger to adopt two or more humidifying unit 28 to be adapted to test the storehouse, the large test system that airshed is bigger, controlling a humidifying unit is higher temperature, make the air water capacity height that flows through this humidifying unit, controlling another humidifying unit is lower temperature, makes the air water capacity that flows through this humidifying unit low.Test macro is controlled the air mass flow ratio of two humidifying unit, reaches the effect of dynamic control test macro humidity.
Claims (10)
1. test macro that is used to detect volatile organic matter, comprise test storehouse chuck (1), be installed in the test storehouse (2) in the test storehouse chuck (1), it is characterized in that, also comprise the air purification and regulation device (3) that is connected with the air intake opening in test storehouse (2), this air purification and regulation device (3) is by the air compressor machine (4) that is connected in turn on the air inlet pipeline, gas-holder (5), exsiccator (6), filtrator (7), volatile organic matter catalyst reaction device (8), refrigeratory (9), dryer (10), volatile organic matter filtrator (11), flow control and humidification assembled unit (12) constitute.
2. the test macro that is used to detect volatile organic matter according to claim 1, it is characterized in that, described volatile organic matter catalyst reaction device (8) is by outer cover (13), is arranged on outer cover (13) interior tank body (14), the draft tube (15) that is connected with tank body (14), escape pipe (16), is installed in well heater (17) formation in the tank body (14), be filled with insulation material (23) between described outer cover (13) and the tank body (14), tank body (14) is filled with the rare-earth metal catalyst (24) as the volatile organic matter catalyzer.
3. the test macro that is used to detect volatile organic matter according to claim 1, it is characterized in that, described volatile organic matter catalyst reaction device (8) is also by outer cover (13), be arranged on the tank body (14) in the outer cover (13), tank body (46), the draft tube (15) that is connected with tank body (14), escape pipe (16), the draft tube (47) that is connected with tank body (46), escape pipe (48), the well heater (17) that is installed in the tank body (14) constitutes, be filled with rare-earth metal catalyst (24) in the tank body (46) as the volatile organic matter catalyzer, the draft tube (47) of tank body (46) is connected with the escape pipe (16) of tank body (14), is filled with insulation material (23) between described outer cover (13) and the tank body (14).
4. the test macro that is used to detect volatile organic matter according to claim 2 is characterized in that, the temperature of described tank body (14) inner control is 200-400 ℃.
5. the test macro that is used to detect volatile organic matter according to claim 1, it is characterized in that, described volatile organic matter filtrator device (11) is to be made of tank body (18), the draft tube (19) that is connected with tank body (18), escape pipe (20), be installed with orifice plate or web plate (21) at interval in the tank body (18), be filled with the filtrate (22) that is used to filter volatile organic matter and formaldehyde between adjacent two web plates (21).
6. the test macro that is used to detect volatile organic matter according to claim 1, it is characterized in that, described flow control and humidification assembled unit (12) are by the total flow controller (25) that is connected successively with volatile organic matter filtrator device (11) export pipeline, humidity control device (26), gas buffer jar (27) constitutes, the outlet pipe of surge tank (27) is connected with the air intake opening in test storehouse (2), this humidity control device (26) comprises a humidifying unit (28) at least, this humidifying unit (28) is by a tank body (29), be arranged on the evaporator (30) in the tank body (29), well heater (31) constitutes, and also is interval with multilayer orifice plate or web plate (32) in the tank body (29).
7. a kind of test macro that is used to detect volatile organic matter according to claim 6, it is characterized in that, described humidity control device (26) is by two humidifying unit (28) formation that is connected in parallel, be connected with a flow controller (33) on one humidifying unit (28) and the pipeline that total flow controller (25) is connected, be connected with a damper (34) on another humidifying unit (28) and the pipeline that total flow controller (25) is connected.
8. a kind of test macro that is used to detect volatile organic matter according to claim 1, it is characterized in that, between the circulation air path of test storehouse chuck (1) and test storehouse (2) formation, also be provided with an accommodation space (36) by dividing plate (35) formation, this accommodation space (36) separates with circulation air path, be equiped with a circulating fan (37) in the accommodation space (36), the fan blade of circulating fan (37) is located in the test storehouse (2), and drive motor is arranged in the accommodation space (36).
9. the test macro that is used to detect volatile organic matter according to claim 8, it is characterized in that, the outer wall of described test storehouse chuck (1) offers and the corresponding opening of accommodation space (36), this opening is equiped with a heat radiation orifice plate (38), and the afterbody of described drive motor also is equiped with a radiator fan (39).
10. the test macro that is used to detect volatile organic matter according to claim 7, it is characterized in that, also be equiped with a packoff (42) between the door-plate (40) in described test storehouse (2) and the doorframe (41), sealing device (42) is successively set on pressing plate (43), the O-ring seal (44) between door-plate (40) and the doorframe (41), the flexible liner bar (45) that is arranged in the O-ring seal (44) constitutes, and flexible liner bar (45) is for containing the foamed silica gel bar of less volatile organic matter or the silica gel strip that hollow structure contains less volatile organic matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201955353U CN201517972U (en) | 2009-09-25 | 2009-09-25 | Test system for detecting volatile organics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201955353U CN201517972U (en) | 2009-09-25 | 2009-09-25 | Test system for detecting volatile organics |
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| Publication Number | Publication Date |
|---|---|
| CN201517972U true CN201517972U (en) | 2010-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201955353U Expired - Lifetime CN201517972U (en) | 2009-09-25 | 2009-09-25 | Test system for detecting volatile organics |
Country Status (1)
| Country | Link |
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| CN (1) | CN201517972U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915826A (en) * | 2010-07-14 | 2010-12-15 | 中国科学院武汉岩土力学研究所 | In-situ test system of underground volatile organic matter |
| CN102411039A (en) * | 2011-08-06 | 2012-04-11 | 江苏出入境检验检疫局工业产品检测中心 | Testing device of detection precision of environmental cabinet for detecting volatile organic compound |
| CN103091121A (en) * | 2013-01-08 | 2013-05-08 | 浙江大学苏州工业技术研究院 | Air cleaner testing device and testing method thereof |
| CN103412097A (en) * | 2013-08-30 | 2013-11-27 | 昆山市创新科技检测仪器有限公司 | Device and method for detecting emissions of VOC (Volatile Organic Compounds) and formaldehyde |
| CN104697949A (en) * | 2013-12-05 | 2015-06-10 | 张双保 | Rapid nondestructive testing method for harmful substances in furniture |
| CN106644667A (en) * | 2017-02-23 | 2017-05-10 | 北京雪迪龙科技股份有限公司 | System and method for detecting content of formaldehyde in air |
| CN108614001A (en) * | 2016-12-09 | 2018-10-02 | 中国科学院大连化学物理研究所 | Measure micro- pond thermal desorption device and the application of half volatile organic contaminant burst size |
| US20210364181A1 (en) * | 2019-07-12 | 2021-11-25 | Johnson Controls Tyco IP Holdings LLP | Hvac system design and operational tool for building infection control |
-
2009
- 2009-09-25 CN CN2009201955353U patent/CN201517972U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915826A (en) * | 2010-07-14 | 2010-12-15 | 中国科学院武汉岩土力学研究所 | In-situ test system of underground volatile organic matter |
| CN102411039A (en) * | 2011-08-06 | 2012-04-11 | 江苏出入境检验检疫局工业产品检测中心 | Testing device of detection precision of environmental cabinet for detecting volatile organic compound |
| CN102411039B (en) * | 2011-08-06 | 2014-06-04 | 江苏出入境检验检疫局工业产品检测中心 | Testing device of detection precision of environmental cabinet for detecting volatile organic compound |
| CN103091121A (en) * | 2013-01-08 | 2013-05-08 | 浙江大学苏州工业技术研究院 | Air cleaner testing device and testing method thereof |
| CN103091121B (en) * | 2013-01-08 | 2016-07-06 | 浙江二马环境科技有限公司 | A kind of air purifier test device and method of testing thereof |
| CN103412097B (en) * | 2013-08-30 | 2016-01-13 | 昆山市创新科技检测仪器有限公司 | The pick-up unit of a kind of VOC and burst size of methanal and detection method thereof |
| CN103412097A (en) * | 2013-08-30 | 2013-11-27 | 昆山市创新科技检测仪器有限公司 | Device and method for detecting emissions of VOC (Volatile Organic Compounds) and formaldehyde |
| CN104697949A (en) * | 2013-12-05 | 2015-06-10 | 张双保 | Rapid nondestructive testing method for harmful substances in furniture |
| CN108614001A (en) * | 2016-12-09 | 2018-10-02 | 中国科学院大连化学物理研究所 | Measure micro- pond thermal desorption device and the application of half volatile organic contaminant burst size |
| CN108614001B (en) * | 2016-12-09 | 2021-09-21 | 中国科学院大连化学物理研究所 | Microcell thermal desorption device for determining release amount of semi-volatile organic pollutants and application |
| CN106644667A (en) * | 2017-02-23 | 2017-05-10 | 北京雪迪龙科技股份有限公司 | System and method for detecting content of formaldehyde in air |
| CN106644667B (en) * | 2017-02-23 | 2022-02-01 | 北京雪迪龙科技股份有限公司 | System and method for detecting formaldehyde content in air |
| US20210364181A1 (en) * | 2019-07-12 | 2021-11-25 | Johnson Controls Tyco IP Holdings LLP | Hvac system design and operational tool for building infection control |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100630 Effective date of abandoning: 20090925 |