CN202171587U - Device for testing detection precision of environmental cabinet on detecting volatile organic substances - Google Patents
Device for testing detection precision of environmental cabinet on detecting volatile organic substances Download PDFInfo
- Publication number
- CN202171587U CN202171587U CN2011202848568U CN201120284856U CN202171587U CN 202171587 U CN202171587 U CN 202171587U CN 2011202848568 U CN2011202848568 U CN 2011202848568U CN 201120284856 U CN201120284856 U CN 201120284856U CN 202171587 U CN202171587 U CN 202171587U
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- volatile organic
- organic matter
- cabin
- environmental cabinet
- test chamber
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Abstract
The utility model discloses a device for testing the detection precision of environmental cabinet on detecting volatile organic substances. The device comprises a volatile organic substance release chamber jacket, a volatile organic substance release chamber is arranged in the volatile organic substance release chamber jacket, a release source for releasing the volatile organic substances at a constant-speed is arranged in the volatile organic substance release chamber, an air outlet pipe communicated with a test chamber used for detecting the volatile organic substance environmental cabinet is mounted in the volatile organic substance release chamber, the air outlet pipe is provided with a first sampling mouth for sampling the volatile organic substances in the air outlet pipe, and a second sampling mouth is arranged on the volatile organic substance environmental cabinet and is used for sampling the organic substances in a voltage-regulating exhaust pipe. The volatile organic substance content in the sample acquired by the first sampling mouth and that in the sample acquired by the second sampling mouth are compared to get the detection precision of the environmental cabinet on detecting volatile organic substances.
Description
Technical field
The utility model relates to a kind of performance organic matter detection technique field, relates to the proving installation that a kind of accuracy of detection that is used for volatile organic matter or poisonous, that harmful gas detects environmental cabinet detects in particular.
Technical background
Improving constantly of Along with people's living standard; People also are greatly improved to the requirement of environmental quality; Do not receive the injury of noxious materials such as formaldehyde with the health that ensures the people, all contain noxious materials such as formaldehyde like products such as car inside gadget, furniture, for to ensure that the people's is healthy; Need the noxious materials such as formaldehyde that above product contains be detected; The environmental cabinet of volatile organic matter is to be used for system that volatile organic compounds is detected, but organism such as a large amount of formaldehyde of this type chamber inwall suction, and the volatile organic matter detected value the sample that causes from the sample tap of the environmental cabinet of volatile organic matter, being obtained is lower than the volatile organic matter actual value in the environmental cabinet; Exist to detect error, also do not have corresponding device thereof to come the accuracy of detection of the environmental cabinet of volatile organic matter is tested at present.
The utility model content
The purpose of the utility model is to overcome above-mentioned defective in the prior art: the proving installation that provides a kind of accuracy of detection that is used for the environmental cabinet of volatile organic matter to detect.
For realizing above-mentioned purpose; The technical scheme that the utility model provides is following: construct a kind of proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter; Comprise that volatile organic matter discharges the cabin chuck; Be installed in volatile organic matter and discharge the volatile organic matter release cabin in the chuck of cabin; Said volatile organic matter discharges the source of release that the cabin is equiped with the constant release volatile organic matter; Said volatile organic matter discharges the cabin and is equiped with the escape pipe that is connected with the test chamber of the environmental cabinet that is used to detect volatile organic matter, and volatile organic matter discharges to be equiped with on the cabin and is used for detecting the control device that humidity, air intake flow are regulated in the volatile organic matter release cabin.
Said escape pipe is provided with and is used for first thief hatch that the volatile organic matter in the escape pipe is taken a sample.
The test chamber of the environmental cabinet of volatile organic matter also is equiped with the Pressure Regulation Exhaust pipe, and this Pressure Regulation Exhaust pipe is provided with and is used to exchange second thief hatch that volatile organic matter is taken a sample in the pressure tracheae.
The beneficial effect of proving installation that the utility model is said to be used to detect the environmental cabinet accuracy of detection of volatile organic matter is: discharge the cabin chuck through constructing a volatilization organic matter; Volatile organic matter discharges and is equiped with volatile organic matter release cabin in the chuck of cabin; Said volatile organic matter discharges the source of release that is equiped with the constant release volatile organic matter in the cabin; Said volatile organic matter discharges the cabin and is equiped with the escape pipe that is connected with the test chamber of the environmental cabinet that is used to detect volatile organic matter; Said escape pipe is provided with and is used for first thief hatch that the volatile organic matter in the escape pipe is taken a sample; The test chamber of the environmental cabinet of volatile organic matter also is equiped with the Pressure Regulation Exhaust pipe, and this Pressure Regulation Exhaust pipe is provided with and is used to exchange second thief hatch that volatile organic matter is taken a sample in the pressure tracheae.Volatile organic content in the sample that the volatile organic content in the sample of obtaining through first thief hatch and 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 accompanying drawing and embodiment the described proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter of the utility model is described further:
Description of drawings
Fig. 1 be the utility model environmental cabinet accuracy of detection of being used to detect volatile organic matter proving installation structural representation.
Embodiment
Following the utility model is said to be used to detect the most preferred embodiment of the environmental simulation system of volatile organic matter, does not therefore limit the protection domain of the utility model.
With reference to Fig. 1; A kind of proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter is provided; Comprise that volatile organic matter discharges cabin chuck 1; Be installed in volatile organic matter and discharge the volatile organic matter release cabin 2 in the cabin chuck 1; Said volatile organic matter discharges the source of release 3 that cabin 2 is equiped with the constant release volatile organic matter, and said volatile organic matter discharges cabin 2 and is equiped with the escape pipe 4 that is connected with the test chamber 20 of the environmental cabinet 18 that is used to detect volatile organic matter, and volatile organic matter discharges to be equiped with on the cabin 2 and is used for discharging the control device 6 that cabin 2 interior humidity, air intake flow are regulated to detecting volatile organic matter.
The source of release 3 of said constant release volatile organic matter is positioned in the volatile organic matter release cabin 2 or with the air intake opening in volatile organic matter release cabin 2 and is connected.The source of release 3 of said constant release volatile organic matter is the closed container of installing volatile organic matter; At least be provided with a volatile organic matter on this closed container and discharge aperture or fixing at least organic tubule of releases volatile; This closed container is provided with the inlet that injects volatile organic matter, and inlet is provided with gland bonnet.
It can be to be set in the body that volatile organic matter discharges 2 outsides, cabin that said volatile organic matter discharges cabin chuck 1, can also be a building room that temperature is comparatively constant, and volatile organic matter discharges cabin 2 and is installed in the same room with environmental cabinet 18.
Be equiped with the exhaust apparatus 28 that is used to regulate air capacity on the said Pressure Regulation Exhaust pipe 26; Air capacity through control exhaust apparatus 28; Control test chamber 20 and volatile organic matter discharge the pressure in the cabin 2, and said volatile organic matter discharges to be equiped with on the cabin 2 and is used to detect the pressure-detecting device 5 that volatile organic matter discharges cabin 2 internal pressures.
The environmental cabinet 18 of said volatile organic matter comprises test chamber chuck 19, test chamber 20; Be provided with test chamber jacketed evaporator 21, test chamber sheathed heater 22 between said test chamber chuck 19 and the test chamber 20; Test chamber chuck circulating fan 23; Be equiped with test chamber in the test chamber 20 and stir blower fan 24, test chamber well heater 25; Test chamber 20 also is equiped with Pressure Regulation Exhaust pipe 26, and this Pressure Regulation Exhaust pipe 26 is provided with and is used to exchange second thief hatch 27 that volatile organic matter is taken a sample in the pressure tracheae 26.
Said volatile organic matter discharges and is provided with volatile organic matter release cabin jacketed evaporator 7, volatile organic matter release cabin sheathed heater 8 between cabin chuck 1 and the volatile organic matter release cabin 2, and volatile organic matter discharges cabin chuck circulating fan 9.
Said volatile organic matter discharges to be equiped with in the cabin 2 and stirs blower fan 10, volatile organic matter is discharged in the cabin 2 stir, and volatile organic matter is mixed.
Said volatile organic matter discharges and is equiped with volatile organic matter release cabin well heater 11 in the cabin 2, volatile organic matter is discharged cabin 2 interior temperature regulate.
When testing; Regulate temperature, humidity, air inflow, pressure that volatile organic matter discharges cabin 2; Control test chamber 20 pressure of the environmental cabinet 18 of volatile organic matter through the pressure in control volatile organic matter release cabin 2; Volatile organic compounds reagent constant speed volatilization in the closed container 3 is got into from escape pipe in the test chamber 20 of environmental cabinet 18 of volatile organic matter; Behind the constant certain hour, take a sample respectively from first thief hatch 12, second thief hatch 27, the volatile organic content in the sample of obtaining with first thief hatch 12 deducts the volatile organic content in the sample that second thief hatch 27 obtains; Can calculate the residual quantity of volatile organic matter in the test chamber of the environmental cabinet 18 of sending out organic matter, the accuracy of detection that can test the environmental cabinet 18 of the organic matter that sets out thus.
The foregoing description is the utility model preferred implementation; But the embodiment of the utility model is not restricted to the described embodiments; Other any do not deviate from change, the modification done under spirit and the principle of the utility model, substitutes, combination, simplify; All should be the substitute mode of equivalence, be included within the protection domain of the utility model.
Claims (10)
1. proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter; It is characterized in that; Comprise that volatile organic matter discharges cabin chuck (1); Be installed in volatile organic matter and discharge the volatile organic matter release cabin (2) in the cabin chuck (1); Said volatile organic matter discharges the source of release (3) that cabin (2) is equiped with the constant release volatile organic matter; Said volatile organic matter discharges cabin (2) and is equiped with the escape pipe (4) that is connected with the test chamber (20) of the environmental cabinet that is used to detect volatile organic matter (18), and volatile organic matter discharges to be equiped with on the cabin (2) and is used for detecting the control device (6) that the interior humidity in volatile organic matter release cabin (2), air intake flow are regulated.
2. the proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter according to claim 1; It is characterized in that; Said volatile organic matter discharges and is provided with volatile organic matter release cabin jacketed evaporator (7), volatile organic matter release cabin sheathed heater (8) between cabin chuck (1) and the volatile organic matter release cabin (2), and volatile organic matter discharges cabin chuck circulating fan (9).
3. the proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter according to claim 1 is characterized in that, said volatile organic matter discharges to be equiped with in the cabin (2) and stirs blower fan (10).
4. the proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter according to claim 1 is characterized in that, said volatile organic matter discharges and is equiped with volatile organic matter in the cabin (2) and discharges cabin well heater (11).
5. the proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter according to claim 1 is characterized in that, said escape pipe (4) is provided with and is used for first thief hatch (12) that the volatile organic matter in the escape pipe (4) is taken a sample.
6. the proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter according to claim 1; It is characterized in that; The environmental cabinet of said volatile organic matter (18) comprises test chamber chuck (19), test chamber (20); Be provided with test chamber jacketed evaporator (21), test chamber sheathed heater (22) between said test chamber chuck (19) and the test chamber (20); Test chamber chuck circulating fan (23); Be equiped with test chamber in the test chamber (20) and stir blower fan (24), test chamber well heater (25), test chamber (20) also is equiped with Pressure Regulation Exhaust pipe (26), and this Pressure Regulation Exhaust pipe (26) is provided with and is used to exchange second thief hatch (27) that the interior volatile organic matter of pressure tracheae (26) is taken a sample.
7. the proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter according to claim 6; It is characterized in that; Be equiped with the exhaust apparatus (28) that is used to regulate air capacity on the said Pressure Regulation Exhaust pipe (26); Through the air capacity of control exhaust apparatus (28), control test chamber (20) and volatile organic matter discharge the pressure in the cabin (2).
8. the proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter according to claim 1; It is characterized in that said volatile organic matter discharges to be equiped with on the cabin (2) and is used to detect the pressure-detecting device (5) that volatile organic matter discharges cabin (2) internal pressure.
9. the proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter according to claim 1; It is characterized in that the source of release of said constant release volatile organic matter (3) is positioned in the volatile organic matter release cabin (2) or with the air intake opening in volatile organic matter release cabin (2) and is connected.
10. the proving installation that is used to detect the environmental cabinet accuracy of detection of volatile organic matter according to claim 1; It is characterized in that; The source of release of said constant release volatile organic matter (3) is the closed container of installing volatile organic matter; At least be provided with a volatile organic matter on this closed container and discharge aperture or fixing at least organic tubule of releases volatile, 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 |
|---|---|---|---|
| CN2011202848568U CN202171587U (en) | 2011-08-06 | 2011-08-06 | Device for testing detection precision of environmental cabinet on detecting volatile organic substances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202848568U CN202171587U (en) | 2011-08-06 | 2011-08-06 | Device for testing detection precision of environmental cabinet on detecting volatile organic substances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202171587U true CN202171587U (en) | 2012-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202848568U Expired - Lifetime CN202171587U (en) | 2011-08-06 | 2011-08-06 | Device for testing detection precision of environmental cabinet on detecting volatile organic substances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202171587U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN108896429A (en) * | 2018-06-11 | 2018-11-27 | 中国建材检验认证集团股份有限公司 | A kind of detection device and test method |
-
2011
- 2011-08-06 CN CN2011202848568U patent/CN202171587U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN108896429A (en) * | 2018-06-11 | 2018-11-27 | 中国建材检验认证集团股份有限公司 | A kind of detection device and test method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120321 |
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| CX01 | Expiry of patent term |