CN105223320A - A kind of auto parts and components Odor Evaluations device and using method thereof - Google Patents
A kind of auto parts and components Odor Evaluations device and using method thereof Download PDFInfo
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- CN105223320A CN105223320A CN201510708255.8A CN201510708255A CN105223320A CN 105223320 A CN105223320 A CN 105223320A CN 201510708255 A CN201510708255 A CN 201510708255A CN 105223320 A CN105223320 A CN 105223320A
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Abstract
The invention discloses and a kind of Odor Evaluations device and the using method thereof that can simulate full-sized car part are provided, the overall volatilization process in automobile of simulated automotive parts, and gas collecting is derived, auto parts and components Odor Evaluations device, it is characterized in that, comprise heating arrangement and be positioned at the sample bag of heating arrangement, described sample bag is connected with the tracheae through heating arrangement, described tracheae and sample bag connectivity part are provided with air valve.Structure of the present invention is simple, easy to use, can repeatedly use, high-efficiency and economic.
Description
Technical field
The present invention relates to automobile air quality, refer to a kind of auto parts and components Odor Evaluations device and using method thereof particularly.
Background technology
So-called smell is that the olfactory organ of people take air as the detected by scent of medium to volatile matter physical property.And the smell in car, be the Small molecular that in car, each type component evaporates, in the air of disperse in car, and then perceive by the olfactory organ of people.If the smell in automobile is bad, will the subjective feeling of driver be had a strong impact on, and finally have influence on the selection of driver to this brand automobile.Therefore how accurately and efficiently need to detect in advance the smell of auto parts and components, the volatilization process of simulated automotive parts in automobile, and then detect smell, be the difficult problem that current automobile air quality controls.
Application number be 201020539686.9 Chinese utility model patent disclose a kind of Novel odor evaluation experimental device, comprise the container bottle of band bottle cap and inner sample holder, put into by sample on sample holder, water filling is heated, and opens bottle cap evaluation and test taste.In said apparatus bottle, gas cannot derive collection, and smell diffusion when container bottle is opened, cannot repetitive identified, causes qualification result inaccurate.And the said apparatus only applicable little print that each parts classify is become, container bottle is generally glass, size 1L, and the division of print can increase its surface area, and the smell that multiple print produces and the smell that one-piece parts produces can be variant, make simulation process inaccurate.The size had in auto parts is comparatively large, and length reaches 1m, out-of-shape, and said apparatus cannot be suitable for, and therefore, needs the Odor Evaluations device providing a kind of energy accurate simulation full-sized car part.
Summary of the invention
Object of the present invention is exactly the deficiency that will solve above-mentioned background technology, provides a kind of Odor Evaluations device and the using method thereof that can simulate full-sized car part, the overall volatilization process in automobile of simulated automotive parts, and is derived by gas collecting.
Technical scheme of the present invention is: a kind of auto parts and components Odor Evaluations device, it is characterized in that, comprise heating arrangement and be positioned at the sample bag of heating arrangement, described sample bag is connected with the tracheae through heating arrangement, described tracheae and sample bag connectivity part are provided with air valve.
Preferably, described heating arrangement is provided with the conduit corresponding with tracheae, and described tracheae passes and fits with pipe inner wall in conduit.
Preferably, described sample bag is provided with one or two tracheaes.
Preferably, described sample bag edge is provided with opening, and described opening is provided with closing device.
Further, the indent that described closing device comprises press strip and coordinates with press strip, described indent is the C shape pipe of axially open, and described press strip external diameter is corresponding with indent internal diameter.
Preferably, be provided with support in described heating arrangement, described sample bag is positioned on support, and described support comprises the supporting leg of supporting surface and the setting of supporting surface lower edge, and described supporting surface is the checkered sheet of level.
Preferably, described sample bag, tracheae, air valve are teflon material.Preferably, heating arrangement is electric drying oven with forced convection, but is not restricted to air dry oven, can meet the heating arrangement of internal temperature equilibrium.
Preferably, described press strip and indent are teflon material.
The present invention also provides the using method of above-mentioned Odor Evaluations device,
Step is: vacuumize putting into part to be detected sealing in sample bag; Start heating arrangement, heating terminates gas in rear derivation sample bag and evaluates.
Preferably, put into after part to be detected sealing vacuumizes in sample bag, in sample bag, pass into tasteless high-purity gas, continue to keep sample bag sealing state; Start heating arrangement, heating terminates gas in rear derivation sample bag and evaluates.
Further, step is:
A. to heating arrangement internal volume be 1-3m
3sample bag in put into part to be detected, seal sample bag, keep air valve open, from tracheae, sample bag is vacuumized;
B. in sample bag, be filled with high pure nitrogen or high pure air, close gas check valve;
C. open heating arrangement and be warming up to 23-100 DEG C, keep 2-24h;
D. open air valve, from tracheae, derive gas to be measured in sample bag, carry out Odor Evaluations.
The high pure nitrogen used in this method or high pure air are commercially available, and high pure nitrogen purity (mass content) is greater than 99.999%; High pure air is the air through filtration, purification, and high pure air is that massfraction 21% high purity oxygen gas and massfraction 79% high pure nitrogen mix.The high pure nitrogen be filled with or high pure air volume are be no more than the residual volume in sample bag except part.
Beneficial effect of the present invention is:
1., by changing the smell Free up Memory volume of the volume analogue zero parts of sample bag, sample bag entirety is put into heating arrangement, the heated environment of analogue zero parts in automobile.By well simulating auto parts and components (the car load passenger cabin that especially volume is larger) process by Thermal release smell in certain space above.
2. eliminate the operation carrying out auto parts and components to be divided into small test sheet in prior art, directly whole part is simulated, make result more accurate.
3. opening air valve after test to derive being with in bag gas odorous, carrying out odor analyses.Thus to carrying out detection and control to the smell of auto parts and components in advance, finally reach the object improving vehicle complete vehicle air quality.
4. structure of the present invention is simple, easy to use, can repeatedly use, high-efficiency and economic.
Accompanying drawing explanation
Fig. 1 is the structural representation of apparatus of the present invention
Fig. 2 is press strip, indent coordinates schematic diagram with sample bag
Wherein: 1. heating arrangement 2. sample bag 3. tracheae 4. air valve 5. conduit 6. opening 7. sliver 8. guide groove 9. support 10. supporting surface 11. supporting leg.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1-2, Odor Evaluations device of the present invention comprises heating arrangement 1 and is positioned at the sample bag 2 of heating arrangement 1, sample bag 2 is connected with the tracheae 3 through heating arrangement 1, and tracheae 3 and sample bag 2 connectivity part are provided with air valve 4.
Heating arrangement 1 is electric drying oven with forced convection, is provided with support 9 in heating arrangement 1, and sample bag 2 is positioned on support 9, and support comprises the supporting leg 11 below supporting surface 10 and supporting surface 10 4 angles, and supporting surface 10 is the checkered sheet of level.
Sample bag 2 is provided with two tracheaes 3, and sample bag 2 edge is provided with opening 6, and opening 6 is provided with closing device, can repeat to open and sealing.The indent 8 that closing device comprises press strip 7 and coordinates with press strip 7, indent 8 is the C shape pipe of axially open, press strip 7 is cylindrical rectangular and external diameter is corresponding with indent 8 internal diameter, during sealing as shown in Figure 2, being twisted in by opening 6 on press strip 7 snaps in indent 8 from C shape tube opening, press strip 7 coordinates with indent 8 opening 6 is clamped sealing, and press strip 7 can arrange axial two ends and be longer than indent 8, is taken out by press strip 7 when opening 6 is opened from indent 8.Heating arrangement 1 upper end is provided with the metal catheter 5 corresponding with tracheae 3, tracheae 3 passes and fits with conduit 5 inwall in conduit 5, tight between conduit 5 and tracheae 3, when therefore heating arrangement 1 heats, hot inside air can not carry out heat interchange between conduit 5 and tracheae 3 with the external world.
Sample bag 2, tracheae 3, air valve 4, press strip 7, indent 8 are teflon material, corrosion-resistant and high temperature, and sample bag 2 is the highest can the high temperature of resistance to 110 DEG C.
The using method step of above-mentioned Odor Evaluations device is:
A. to heating arrangement 1 internal volume be 1m
3sample bag 2 in put into part to be detected, use press strip 7 to coordinate with indent 8 sample bag 2 opening 6 is clamped sealing, keep air valve 4 to open, sample bag 2 vacuumizes by heating arrangement 1 outer tracheae 3 end connection vacuum pump;
B. in sample bag 2,0.8m is filled with
3high pure nitrogen, closes gas check valve 4;
C. open heating arrangement to be warming up to 23 DEG C (then not needing when room temperature is 23 DEG C to open heating arrangement, room temperature state), keep 24h;
D. close heating arrangement 1, open air valve 4, tracheae 3 end connects aspiration pump, derives gas to be measured in sample bag 2, carries out Odor Evaluations.
Embodiment 2
Odor Evaluations device is identical with embodiment 1, and using method step is:
A. to heating arrangement 1 internal volume be 2m
3sample bag 2 in put into part to be detected, use press strip 7 to coordinate with indent 8 sample bag 2 opening 6 is clamped sealing, keep air valve 4 to open, sample bag 2 vacuumizes by heating arrangement 1 outer tracheae 3 end connection vacuum pump;
B. in sample bag 2,1.6m is filled with
3high pure air, closes gas check valve 4;
C. open heating arrangement and be warming up to 65 DEG C, keep 6h;
D. close heating arrangement 1, open air valve 4, tracheae 3 end connects aspiration pump, derives gas to be measured in sample bag 2, carries out Odor Evaluations.
Embodiment 3
Odor Evaluations device is identical with embodiment 1, and using method step is:
A. to heating arrangement 1 internal volume be 3m
3sample bag 2 in put into part to be detected, use press strip 7 to coordinate with indent 8 sample bag 2 opening 6 is clamped sealing, keep air valve 4 to open, sample bag 2 vacuumizes by heating arrangement 1 outer tracheae 3 end connection vacuum pump;
B. in sample bag 2,2.4m is filled with
3high pure nitrogen, closes gas check valve 4;
C. open heating arrangement and be warming up to 100 DEG C, keep 2h;
D. close heating arrangement 1, open air valve 4, tracheae 3 end connects aspiration pump, derives gas to be measured in sample bag 2, carries out Odor Evaluations.
Claims (10)
1. an auto parts and components Odor Evaluations device, it is characterized in that, comprise heating arrangement (1) and be positioned at the sample bag (2) of heating arrangement (1), described sample bag (2) is connected with the tracheae (3) through heating arrangement (1), described tracheae (3) and sample bag (2) connectivity part are provided with air valve (4).
2. auto parts and components Odor Evaluations device as claimed in claim 1, it is characterized in that, described heating arrangement (1) is provided with the conduit (5) corresponding with tracheae (3), and described tracheae (3) passes and fits with conduit (5) inwall in conduit (5).
3. auto parts and components Odor Evaluations device as claimed in claim 1, it is characterized in that, described sample bag (2) is provided with one or two tracheaes (3).
4. auto parts and components Odor Evaluations device as claimed in claim 1, it is characterized in that, described sample bag (2) edge is provided with opening (6), and described opening (6) is provided with closing device.
5. auto parts and components Odor Evaluations device as claimed in claim 4, it is characterized in that, the indent (8) that described closing device comprises press strip (7) and coordinates with press strip (7), the C shape pipe that described indent (8) is axially open, described press strip (7) external diameter is corresponding with indent (8) internal diameter.
6. auto parts and components Odor Evaluations device as claimed in claim 1, it is characterized in that, support (9) is provided with in described heating arrangement (1), described sample bag (2) is positioned on support (9), described support comprises the supporting leg (11) of supporting surface (10) and the setting of supporting surface (10) lower edge, the checkered sheet that described supporting surface (10) is level.
7. auto parts and components Odor Evaluations device as claimed in claim 1, it is characterized in that, described sample bag (2), tracheae (3), air valve (4) are teflon material.
8. a using method for auto parts and components Odor Evaluations device as claimed in claim 1, it is characterized in that, step is: vacuumize putting into part to be detected sealing in sample bag (2); Start heating arrangement (1), heating terminates the interior gas of rear derivation sample bag (2) and evaluates.
9. as claim 8 states the using method of auto parts and components Odor Evaluations device, it is characterized in that, put in sample bag (2) part to be detected sealing vacuumize after, in sample bag (2), pass into tasteless high-purity gas, continue to keep sample bag (2) sealing state; Start heating arrangement (1), heating terminates the interior gas of rear derivation sample bag (2) and evaluates.
10. the using method of auto parts and components Odor Evaluations device as claimed in claim 9, it is characterized in that, step is:
A. to heating arrangement (1) internal volume be 1-3m
3sample bag (2) in put into part to be detected, seal sample bag (2), keep air valve (4) open, from tracheae (3), sample bag (2) is vacuumized;
B. in sample bag (2), be filled with high pure nitrogen or high pure air, close gas check valve (4);
C. open heating arrangement and be warming up to 23-100 DEG C, keep 2-24h;
D. open air valve (4), from tracheae (3), derive gas to be measured in sample bag (2), carry out Odor Evaluations.
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| CN201510708255.8A CN105223320A (en) | 2015-10-27 | 2015-10-27 | A kind of auto parts and components Odor Evaluations device and using method thereof |
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| CN201510708255.8A CN105223320A (en) | 2015-10-27 | 2015-10-27 | A kind of auto parts and components Odor Evaluations device and using method thereof |
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Cited By (9)
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| CN105974069A (en) * | 2016-07-01 | 2016-09-28 | 中国汽车技术研究中心 | Auxiliary device and method for detecting volatile organic compounds of automotive tape |
| CN106771304A (en) * | 2017-01-12 | 2017-05-31 | 北京市环境保护监测中心 | Volatile organic matter gas heats sampling device automatically |
| CN108169416A (en) * | 2017-12-08 | 2018-06-15 | 广州广电计量检测股份有限公司 | A kind of Odor Evaluations device and method |
| CN109292238A (en) * | 2018-09-27 | 2019-02-01 | 安徽玉达工具有限公司 | A kind of plastic packaging bag separator and its application in coating packing |
| CN110160843A (en) * | 2019-06-17 | 2019-08-23 | 中国科学院昆明植物研究所 | Field living body plant volatile collection device and collection method |
| CN111999444A (en) * | 2020-08-31 | 2020-11-27 | 亚士漆(上海)有限公司 | Architectural coating odor assessment method and application |
| CN112285296A (en) * | 2020-11-11 | 2021-01-29 | 重庆长安汽车股份有限公司 | Automobile interior part smell evaluation method based on electronic nose |
| CN113030392A (en) * | 2021-03-24 | 2021-06-25 | 北京汽车集团越野车有限公司 | Gas detection device, system and detection method |
| CN114019095A (en) * | 2021-09-24 | 2022-02-08 | 东风汽车集团股份有限公司 | Automobile part smell detection device and detection method |
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| CN105974069A (en) * | 2016-07-01 | 2016-09-28 | 中国汽车技术研究中心 | Auxiliary device and method for detecting volatile organic compounds of automotive tape |
| CN105974069B (en) * | 2016-07-01 | 2018-08-03 | 中国汽车技术研究中心 | A kind of automobile-used adhesive tape volatile organic matter detection auxiliary device and detection method |
| CN106771304A (en) * | 2017-01-12 | 2017-05-31 | 北京市环境保护监测中心 | Volatile organic matter gas heats sampling device automatically |
| CN106771304B (en) * | 2017-01-12 | 2018-10-19 | 北京市环境保护监测中心 | Volatile organic matter gas heats sampling device automatically |
| CN108169416A (en) * | 2017-12-08 | 2018-06-15 | 广州广电计量检测股份有限公司 | A kind of Odor Evaluations device and method |
| CN109292238A (en) * | 2018-09-27 | 2019-02-01 | 安徽玉达工具有限公司 | A kind of plastic packaging bag separator and its application in coating packing |
| CN110160843A (en) * | 2019-06-17 | 2019-08-23 | 中国科学院昆明植物研究所 | Field living body plant volatile collection device and collection method |
| CN111999444A (en) * | 2020-08-31 | 2020-11-27 | 亚士漆(上海)有限公司 | Architectural coating odor assessment method and application |
| CN112285296A (en) * | 2020-11-11 | 2021-01-29 | 重庆长安汽车股份有限公司 | Automobile interior part smell evaluation method based on electronic nose |
| CN113030392A (en) * | 2021-03-24 | 2021-06-25 | 北京汽车集团越野车有限公司 | Gas detection device, system and detection method |
| CN114019095A (en) * | 2021-09-24 | 2022-02-08 | 东风汽车集团股份有限公司 | Automobile part smell detection device and detection method |
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