CN205361366U - Automotive interior spare VOC detection ring border cabin - Google Patents
Automotive interior spare VOC detection ring border cabin Download PDFInfo
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- CN205361366U CN205361366U CN201521061040.3U CN201521061040U CN205361366U CN 205361366 U CN205361366 U CN 205361366U CN 201521061040 U CN201521061040 U CN 201521061040U CN 205361366 U CN205361366 U CN 205361366U
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- environmental chamber
- admission line
- automotive upholstery
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Abstract
The utility model discloses an automotive interior spare VOC detection ring border cabin, including environmental chamber module, control module, air force module and admission line module, the admission line module is connected to the air force module, admission line module intercommunication environmental chamber module, the admission line module is equipped with first branch road and second branch road, first is equipped with first solenoid valve on the road, the second props up and is equipped with the second solenoid valve on the road, the second props up and still is equipped with humidification regulating unit on the road. The utility model discloses a humidity control method of two branch roads for test accuracy more.
Description
Technical field
This utility model relates to environmental chamber, can provide a test environment for automotive upholstery voc burst size, and concrete is that a kind of automotive upholstery VOC detects environmental chamber.
Background technology
The english abbreviation of VOC (volatileorganiccompounds) VOC.VOC on common meaning refers to volatile organic matter；But the definition on environment protection significance refers to an active class volatile organic matter, namely can produce that class volatile organic matter of harm, be primarily referred to as containing materials such as toluene, ethylbenzene, styrene, formaldehyde, ethanol, tetradecane, TVOC.
Along with improving constantly of people's living standard, people are more and more higher for the requirement of air quality, automobile is the vehicles important in daily life, but at home in relevant criterion incomplete situation, in Automobile, VOC content exceeds standard phenomenon generally, has had a strong impact on the healthy living level of people.The volatile organic matter that automotive upholstery distributes is very big to the harm of people, and when the VOC in car reaches finite concentration, in the short time, people can feel headache, feel sick, and there will be tic, and can hurt the liver of people, kidney, brain and nervous system time serious.
The detection method measuring VOC conventional at present mainly has following several: sampler bag method, detection cabin method, Head space, Thermal desorption method and formaldehyde volatility process.Detection method general in the world generally has the detection cabin method of America and Europe and Japanese sampler bag method.But the detection environmental chamber that generally sampler bag method uses is only sample sack provides a temperature environment, can not true analog sample use environment, causing can not the voc burst size of accurate evaluation sample.
Utility model content
Utility model purpose: the purpose of this utility model is to solve above the deficiencies in the prior art, it is provided that a kind of product to be tested of can truly simulating uses the voc burst size test environment cabin of environment.
Technical scheme: a kind of automotive upholstery VOC described in the utility model detects environmental chamber, including environmental chamber module air force module and admission line module, described air force module connects admission line module, described admission line module connection environmental chamber module, described admission line module is provided with the first branch road and the second branch road, described first branch road is provided with the first electromagnetic valve, and described second branch road is provided with the second electromagnetic valve, and described second branch road is additionally provided with humidification regulon.
Owing to being provided with two branch roads in admission line module of the present utility model, can need according to the humidity set of test and select gas from the first branch road or the second branch road entered environment cabin module.
Preferably, described humidification regulon is also connected with automatic water-replenishing device, and automatic water-replenishing device can be that humidification regulon adds water.
Preferably, described environmental chamber module is additionally provided with air channel, and described air channel connects environmental chamber module bottom and top, is provided with heating unit, refrigeration unit, the first circulating fan and the unit that is rapidly heated in described air channel.
When the temperature of the gas in environmental chamber is temperature required lower than test, then refrigeration unit quits work, and heating unit is started working.When in environmental chamber point of gas temperature is temperature required higher than test, then heating unit quits work, and refrigeration unit is started working.When the test is finished, unlatching is rapidly heated module, refrigeration unit and heating unit are in off position, in air channel, temperature is under the effect of the first circulating fan and the unit that is rapidly heated, temperature quickly rises to cleaning temperature, makes temperature in environmental chamber reach cleaning temperature through conduction of heat, is replaced by a large amount of newly entering clean airs, make the VOC evaporative emissions that environmental chamber inwall adsorbs out of my cabin, thus the purpose cleaned that reaches a high temperature.
Preferably, described environmental chamber module is additionally provided with pressure equalization vent and pressure transducer.Gas in environmental chamber according to the pressure in the pressure regulated environment cabin needed for test, when the pressure in environmental chamber is excessive, can be got rid of environmental chamber from pressure equalization vent by tester.
Preferably, described environmental chamber module is additionally provided with the second blower fan and temperature inductor.Second blower fan can drive the gas in environmental chamber module to flow, the air stream in simulation true environment.
Preferably, described environmental chamber module is also connected with air pump, and described air pump connects the 3rd electromagnetic valve and dew point temperature sensor.Air pump can extract the portion gas in environmental chamber out, the size of the dew point temperature in dew point temperature sensor Real-time Feedback environmental chamber, system according to the consistent relationship of humiture in dew point temperature and environmental chamber thus drawing the size of environmental chamber humidity.When HIGH TEMPERATURE PURGE function is opened, the electromagnetic valve of the wet system of control is closed, and is not affected by high temperatures.
Preferably, described admission line module is also connected with highly effective particle filter, washing unit and cooling driers.High-effect ionic filter can filter out the large particulate matter in gas, and washing unit flows through from water by gas, can wash out water-soluble material, for instance formaldehyde.
Preferably, described admission line module is also connected with adsorption filtration module, chemical reactive filtration module and film filter module.By adopting the mode filtered layer by layer, filter the volatile organic matter in gas more efficiently.
Preferably, described admission line module is also connected with electronic flowmeter.
Beneficial effect: automotive upholstery VOC described in the utility model detects environmental chamber, owing to being provided with filter element layer by layer so that the air in test chamber is more clean；And the humidity that the wet system of dry and wet counterbalanced procedure control can be accurately controlled in test chamber gas more；The outer independent Humidity Test Method of environmental chamber, measure the humidity in environmental chamber, learn the humidity of gas in test chamber more accurately, and then make test result more accurate, a series of optimal design-aside makes this utility model namely can meet general sack method method of testing, it is possible to be satisfied with environmental chamber method of testing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
In order to deepen understanding of the present utility model, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, and this embodiment is only used for explaining this utility model, is not intended that the restriction to this utility model protection domain.
Environmental chamber is detected referring to Fig. 1 a kind of automotive upholstery VOC described in the utility model, including environmental chamber module 1, control module, air force module and admission line module, described air force module connects admission line module, described admission line module connection environmental chamber module 1.What air force module adopted in the present embodiment is air compressor 4.Described admission line module is provided with the first branch road and the second branch road, described first branch road is provided with the first electromagnetic valve 61, described second branch road is provided with the second electromagnetic valve 62, and described second branch road is additionally provided with humidification regulon 63, and described control module controls the operation of whole equipment.Control module in the present embodiment receives the signal of each working cell, and connects the duty controlling each working cell.Owing to being provided with two branch roads in admission line module of the present utility model, test sample can select gas from the first branch road or the second branch road entered environment cabin module 1 according to the needs of test.
Humidification regulon 63 is also connected with automatic water-replenishing device 64 in the present embodiment, and automatic water-replenishing device 64 can be that humidification regulon 63 adds water.
Environmental chamber module 1 side is additionally provided with air channel in the present embodiment, bottom described air channel connection environmental chamber module 1 and top, is provided with heating unit 32, refrigeration unit the 33, first circulating fan 27 and the unit 31 that is rapidly heated in described air channel.Heating unit 32 and refrigeration unit 33 can be used for the temperature of gas in adjusting ambient cabin module 1.First circulating fan 27 drives gas in environmental chamber module 1 to enter air channel.Being rapidly heated, unit 31 is main is quickly increased to higher temperature after test terminates, and reaches to clean the purpose of environmental chamber module 1.
In the present embodiment, environmental chamber module is additionally provided with pressure equalization vent 14 and pressure transducer 23.Tester can according to the pressure of the pressure regulated environment cabin module 1 needed for test.
In the present embodiment, environmental chamber module 1 is additionally provided with the second blower fan 21 and temperature inductor 22.Second blower fan 21 can drive air to flow, and the air stream in simulation true environment, temperature sensor 22 can measure the temperature in environmental chamber module 1.Environmental chamber module 1 is also connected with air pump 25, and described air pump 25 connects the 3rd electromagnetic valve 24 and dew point temperature sensor 26.Air pump 25 can extract the gas of environmental chamber module 1 out, the size of the dew point temperature of 1 in dew point temperature sensor 26 Real-time Feedback environmental chamber module, system according to the consistent relationship of humiture in dew point temperature and environmental chamber module 1 thus drawing the size of environmental chamber module 1 humidity.When HIGH TEMPERATURE PURGE function is opened, the electromagnetic valve 26 of the wet system of control is closed, and is not affected by high temperatures.
In the present embodiment, admission line module is also connected with highly effective particle filter 41, washing unit 42 and cooling driers 43.Highly effective particle filter 41 can filter out the large particulate matter in gas, and washing unit 42 flows through from water by gas, can wash material soluble in water off, for instance formaldehyde.
In the present embodiment, admission line module is also connected with adsorption filtration module 52, chemical reactive filtration module 52 and film filter module 52.By adopting the mode filtered layer by layer, filter the particulate matter in gas, volatile material more efficiently.
In the present embodiment, admission line module is also connected with electronic flowmeter 54 and calculates further and control air inflow, thief hatch 12, injection port 13 and air vent 11.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (9)
1. an automotive upholstery VOC detects environmental chamber, it is characterized in that: include environmental chamber module, air force module and admission line module, described air force module connects admission line module, described admission line module connection environmental chamber module, described admission line module is provided with the first branch road and the second branch road, described first branch road is provided with the first electromagnetic valve, and described second branch road is provided with the second electromagnetic valve, and described second branch road is additionally provided with humidification regulon.
2. a kind of automotive upholstery VOC according to claim 1 detects environmental chamber: described humidification regulon is also connected with automatic water-replenishing device.
3. a kind of automotive upholstery VOC according to claim 1 detects environmental chamber: described environmental chamber module is additionally provided with air channel, described air channel connection environmental chamber module bottom and top, be provided with heating unit, refrigeration unit, the first circulating fan and the unit that is rapidly heated in described air channel.
4. a kind of automotive upholstery VOC according to claim 1 detects environmental chamber: described environmental chamber module is additionally provided with pressure equalization vent and pressure transducer.
5. a kind of automotive upholstery VOC according to claim 1 detects environmental chamber: described environmental chamber module is additionally provided with the second blower fan and temperature inductor.
6. a kind of automotive upholstery VOC according to claim 1 detects environmental chamber: described environmental chamber module is also connected with air pump, and described air pump connects the 3rd electromagnetic valve and dew point temperature sensor.
7. a kind of automotive upholstery VOC according to claim 1 detects environmental chamber: described admission line module is also connected with highly effective particle filter, washing unit and cooling driers.
8. a kind of automotive upholstery VOC according to claim 1 detects environmental chamber: described admission line module is also connected with adsorption filtration module, chemical reactive filtration module and film filter module.
9. a kind of automotive upholstery VOC according to claim 1 detects environmental chamber: described admission line module is also connected with electronic flowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521061040.3U CN205361366U (en) | 2015-12-16 | 2015-12-16 | Automotive interior spare VOC detection ring border cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521061040.3U CN205361366U (en) | 2015-12-16 | 2015-12-16 | Automotive interior spare VOC detection ring border cabin |
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| Publication Number | Publication Date |
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| CN205361366U true CN205361366U (en) | 2016-07-06 |
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| CN201521061040.3U Active CN205361366U (en) | 2015-12-16 | 2015-12-16 | Automotive interior spare VOC detection ring border cabin |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243364A (en) * | 2017-06-26 | 2017-10-13 | 北京市劳动保护科学研究所 | A kind of constant pressure environmental experiment cabin |
| CN107477789A (en) * | 2017-08-22 | 2017-12-15 | 上海福轩环保科技有限公司 | High temperature cooling method |
| CN108051285A (en) * | 2017-12-15 | 2018-05-18 | 宁波环测实验器材有限公司 | A kind of sack method VOC pretreating devices and its application method |
| CN110631982A (en) * | 2018-11-26 | 2019-12-31 | 新疆金风科技股份有限公司 | Test equipment |
-
2015
- 2015-12-16 CN CN201521061040.3U patent/CN205361366U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107243364A (en) * | 2017-06-26 | 2017-10-13 | 北京市劳动保护科学研究所 | A kind of constant pressure environmental experiment cabin |
| CN107477789A (en) * | 2017-08-22 | 2017-12-15 | 上海福轩环保科技有限公司 | High temperature cooling method |
| CN108051285A (en) * | 2017-12-15 | 2018-05-18 | 宁波环测实验器材有限公司 | A kind of sack method VOC pretreating devices and its application method |
| CN110631982A (en) * | 2018-11-26 | 2019-12-31 | 新疆金风科技股份有限公司 | Test equipment |
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