CN102353657A - Method for measuring ultraviolet filtration of umbrellas through sunlight ultraviolet spectrum - Google Patents
Method for measuring ultraviolet filtration of umbrellas through sunlight ultraviolet spectrum Download PDFInfo
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- CN102353657A CN102353657A CN2011102722244A CN201110272224A CN102353657A CN 102353657 A CN102353657 A CN 102353657A CN 2011102722244 A CN2011102722244 A CN 2011102722244A CN 201110272224 A CN201110272224 A CN 201110272224A CN 102353657 A CN102353657 A CN 102353657A
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Abstract
The invention relates to a method for measuring ultraviolet filtration of umbrellas through a sunlight ultraviolet spectrum. The method comprises the following steps of: (1) with sunlight as a light source, setting the scanning wavelength range of an ultraviolet spectrometer, scanning and recording the ultraviolet spectrum; (2) with the sunlight as a light source, enabling the light source to pass through various umbrellas, and setting the scanning wavelength range of the ultraviolet spectrometer, wherein the wavelength range is the same as that set in the step (1); and scanning and recording the corresponding ultraviolet spectrum; (3) comparing the ultraviolet radiation intensity with umbrella coverage in the step (2) with the ultraviolet radiation intensity without umbrella coverage in the step (1) to obtain the ultraviolet transmittance of corresponding wavelength, and establishing an ultraviolet transmittance spectrogram; and (4) comparing the average ultraviolet transmittance of various umbrellas, and judging the ultraviolet filtering abilities of different umbrellas. Through the invention, the ultraviolet filtering abilities of different umbrella fabric materials can be measured.
Description
Technical field
The present invention relates to a kind of method of measuring the umbrella ultraviolet ray filtering, particularly relate to a kind of method of measuring the umbrella ultraviolet ray filtering through the sunshine ultraviolet spectrum.
Background technology
According to GB/T 18830-2009, daylight ultraviolet radiation (UVR) is meant that wavelength is the electromagnetic radiation of 280nm～400nm.Wherein daylight ultraviolet (UV) A is meant the daylight ultraviolet radiation of wavelength in 315nm～400nm scope; Daylight ultraviolet (UV) B is meant the daylight ultraviolet radiation of wavelength in 280nm～315nm scope.
Solar ultraviolet radiation is the solar radiation of 100nm～400nm wave band, and because of the absorption of atmospheric envelope ozone, the UV radiation that can arrive ground is the part of solar ultraviolet radiation, only comprises UVA and UVB.Big quantity research shows that excessive UV radiation is extremely harmful to terrestrial ecosystem and human health, and wherein UVB is maximum to human harm, can bring out solar dermatitis, and excessive exposure can make the skin canceration probability increase; UVA can make skin tanning and cause freckle.
Consult patent disclosed, that relate to " ultraviolet " and " umbrella ", be mostly the application and development of antiultraviolet parachute kit.CN2004100215014 discloses a kind of antiultraviolet fabric, and by the umbrella that this fabric is processed, umbrella forms negative ion group down, plays air purification effect.Is greater than 85% through the experiment proof to the UV-preventing rate; Anion-generating capacity increases by 50% than surrounding environment.CN201010127474.4 discloses a kind of ultraviolet ray and infrared ray preventing biconvex umbrella; The infrared ray and the ultraviolet ray of direct projection can be completely cut off on the thermofin that forms between exumbrella and the sub-umbrella; The infrared ray of reflection is diffused to outside the umbrella through sub-umbrella with ultraviolet ray, reach and prevent infrared ray and ultraviolet purpose.Do not see the open content that detects for different parachute kit ultraviolet ray filterings; Simultaneously, sunshine is as the ultraviolet source that can obtain easily on the ground, and is with low cost, safety.
Summary of the invention
Technical matters to be solved by this invention provides a kind of method through sunshine ultraviolet spectrum measurement umbrella ultraviolet ray filtering, can measure the ability of different umbrella face material ultraviolet ray filterings.
The technical solution adopted for the present invention to solve the technical problems is: a kind of method through sunshine ultraviolet spectrum measurement umbrella ultraviolet ray filtering is provided, may further comprise the steps:
(1) with the sunshine is light source, sets ultraviolet spectrometer (UVS) scanning wavelength scope, scan, the record ultraviolet spectrum;
(2) with the sunshine be light source, and see through various parachute kits, set ultraviolet spectrometer (UVS) scanning wavelength scope, this wavelength coverage is identical with wavelength coverage in the step (1), scans, and writes down corresponding ultraviolet spectrum;
UV radiation intensity was compared when UV radiation intensity hid with the no parachute kit of step (1) when (3) step (2) being had parachute kit hide, and obtained the ultraviolet ray transmissivity of respective wavelength, and set up the ultraviolet ray transmissivity spectrogram;
(4) the ultraviolet mean transmissivity with above-mentioned various parachute kits compares, and judges the ability of different parachute kit ultraviolet ray filterings.
Ultraviolet spectrometer (UVS) scanning wavelength scope in the said step (1) is 280nm～400nm.
Said ultraviolet spectrum is made up of wavelength and UV radiation intensity.
Said step is set up the ultraviolet ray transmissivity spectrogram at the UVA wave band in (3).
Beneficial effect
Owing to adopted above-mentioned technical scheme, the present invention compared with prior art has following advantage and good effect: the present invention utilizes sunshine as ultraviolet source, can obtain easily, and is with low cost; The shooting of ultraviolet spectrum only needs to accomplish several seconds, rapidly and efficiently; Because ultraviolet band belongs to the non-visible light wave band, the embarrassment that the ultraviolet spectrum testing result has avoided artificial sense to estimate, accuracy is high; The required ultraviolet spectrometer (UVS) of this method is simple to operate, and applicability is strong, can apply.
Description of drawings
Fig. 1 is the ultraviolet spectrogram that the present invention does not have parachute kit and embodiment 1-4 when measuring;
Fig. 2 is the partial enlarged drawing of A among Fig. 1;
Fig. 3 is the ultraviolet (UV) A band transmitance spectrogram of embodiment of the invention 1-4.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment only to be used to the present invention is described and be not used in the restriction scope of the present invention.Should be understood that in addition those skilled in the art can do various changes or modification to the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Fig. 1 and Fig. 2 see through different umbrella face materials for being light source with the sunshine, write down ultraviolet spectrum respectively, and wherein spectral line 0 is for to block without parachute kit, and spectral line 1-4 is corresponding embodiment 1-4 respectively.Fig. 3 is a ultraviolet (UV) A band transmitance spectrogram, wherein the corresponding embodiment 1-4 of spectral line 1-4 difference.
The present invention relates to a kind of method through sunshine ultraviolet spectrum measurement umbrella ultraviolet ray filtering, at first is light source with the sunshine, and setting ultraviolet spectrometer (UVS) scanning wavelength scope is 280nm～400nm, scans, and the record ultraviolet spectrum is like the spectral line among Fig. 10.
With " being coated with the umbrella of silver-colored cloth umbrella cover " is object to be measured:
Get parachute kit to be measured, block sunshine, ultraviolet spectrometer (UVS) scanning wavelength scope is set in 280nm～400nm, scan, the record ultraviolet spectrogram is seen the spectral line 1 among Fig. 2.UV radiation intensity shown in UV radiation intensity shown in the spectral line 1 and the spectral line 0 is carried out ratio, obtain the ultraviolet ray transmissivity of respective wavelength, and set up the ultraviolet ray transmissivity spectrogram, see the spectral line 1 among Fig. 3 at the UVA wave band.Can know that from Fig. 1, Fig. 2 and Fig. 3 at 305nm～400nm wave band, its spectral intensity is minimum in four objects to be measured; Parachute kit to be measured has filtration to ultraviolet (UV) B, and its ultraviolet (UV) A band mean transmissivity is about 2.6%, and its ultraviolet ray transmissivity is minimum in four kinds of objects to be measured, and the ability of this parachute kit ultraviolet ray filtering UVA is the strongest in four embodiment.
With " umbrella of dacron umbrella cover " is object to be measured:
Get parachute kit to be measured, block sunshine, ultraviolet spectrometer (UVS) scanning wavelength scope is set in 280nm～400nm, scan, the record ultraviolet spectrogram is seen the spectral line 2 among Fig. 2.UV radiation intensity shown in UV radiation intensity shown in the spectral line 2 and the spectral line 0 is carried out ratio, obtain the ultraviolet ray transmissivity of respective wavelength, and set up the ultraviolet ray transmissivity spectrogram, see the spectral line 2 among Fig. 3 at the UVA wave band.Can know that from Fig. 1, Fig. 2 and Fig. 3 at 305nm～400nm wave band, its spectral intensity is smaller in four objects to be measured, a little more than the spectral intensity of embodiment 1; Parachute kit to be measured has filtration to ultraviolet (UV) B, its ultraviolet (UV) A band mean transmissivity about 5.2%.
With " advertisement umbrella of PEVA umbrella cover " is object to be measured:
Get parachute kit to be measured, block sunshine, ultraviolet spectrometer (UVS) scanning wavelength scope is set in 280nm～400nm, scan, the record ultraviolet spectrogram is seen the spectral line 3 among Fig. 1.UV radiation intensity shown in UV radiation intensity shown in the spectral line 3 and the spectral line 0 is carried out ratio, obtain the ultraviolet ray transmissivity of respective wavelength, and set up the ultraviolet ray transmissivity spectrogram, see the spectral line 3 among Fig. 3 at the UVA wave band.Can know that from Fig. 1, Fig. 2 and Fig. 3 at 305nm～400nm wave band, its spectral intensity is maximum in four objects to be measured; Parachute kit to be measured has filtration to ultraviolet (UV) B, and its ultraviolet (UV) A band mean transmissivity is about 19.6%, and its ultraviolet ray transmissivity is the highest in four kinds of objects to be measured, the ability of this parachute kit ultraviolet ray filtering UVA in four embodiment be a little less than.
With " advertisement umbrella of dacron umbrella cover " is object to be measured
Get parachute kit to be measured, block sunshine, ultraviolet spectrometer (UVS) scanning wavelength scope is set in 280nm～400nm, scan, the record ultraviolet spectrogram is seen the spectral line 4 among Fig. 2.UV radiation intensity shown in UV radiation intensity shown in the spectral line 4 and the spectral line 0 is carried out ratio, obtain the ultraviolet ray transmissivity of respective wavelength, and set up the ultraviolet ray transmissivity spectrogram, see the spectral line 4 among Fig. 3 at the UVA wave band.Can know that from Fig. 1, Fig. 2 and Fig. 3 at 305nm～400nm wave band, its spectral intensity is bigger in four objects to be measured, only is lower than the spectral intensity of embodiment 3; Parachute kit to be measured has filtration to ultraviolet (UV) B, its ultraviolet (UV) A band mean transmissivity about 5.8%.
Claims (4)
1. the method through sunshine ultraviolet spectrum measurement umbrella ultraviolet ray filtering is characterized in that, may further comprise the steps:
(1) with the sunshine is light source, sets ultraviolet spectrometer (UVS) scanning wavelength scope, scan, the record ultraviolet spectrum;
(2) with the sunshine be light source, and see through various parachute kits, set ultraviolet spectrometer (UVS) scanning wavelength scope, this wavelength coverage is identical with wavelength coverage in the step (1), scans, and writes down corresponding ultraviolet spectrum;
UV radiation intensity was compared when UV radiation intensity hid with the no parachute kit of step (1) when (3) step (2) being had parachute kit hide, and obtained the ultraviolet ray transmissivity of respective wavelength, and set up the ultraviolet ray transmissivity spectrogram;
(4) the ultraviolet mean transmissivity with above-mentioned various parachute kits compares, and judges the ability of different parachute kit ultraviolet ray filterings.
2. the method through sunshine ultraviolet spectrum measurement umbrella ultraviolet ray filtering according to claim 1 is characterized in that,
Ultraviolet spectrometer (UVS) scanning wavelength scope in the said step (1) is 280nm～400nm.
3. the method through sunshine ultraviolet spectrum measurement umbrella ultraviolet ray filtering according to claim 1 is characterized in that,
Said ultraviolet spectrum is made up of wavelength and UV radiation intensity.
4. the method through sunshine ultraviolet spectrum measurement umbrella ultraviolet ray filtering according to claim 1 is characterized in that,
Said step is set up the ultraviolet ray transmissivity spectrogram at the UVA wave band in (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102722244A CN102353657A (en) | 2011-09-14 | 2011-09-14 | Method for measuring ultraviolet filtration of umbrellas through sunlight ultraviolet spectrum |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102722244A CN102353657A (en) | 2011-09-14 | 2011-09-14 | Method for measuring ultraviolet filtration of umbrellas through sunlight ultraviolet spectrum |
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| CN102353657A true CN102353657A (en) | 2012-02-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977257A (en) * | 2014-04-09 | 2015-10-14 | 极光先进光学股份有限公司 | Detection method of sun-proof light energy cloth |
| CN109063244A (en) * | 2018-06-21 | 2018-12-21 | 中华人民共和国上海海关 | A kind of calculation method of cloth ability and ultraviolet resistance |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1385689A (en) * | 2001-05-15 | 2002-12-18 | 华南师范大学 | Method for testing ultraviolet resistance of fabric |
| CN200972457Y (en) * | 2006-09-28 | 2007-11-07 | 朱安生 | Investigater for ultraviolet transmissivity |
| CN201110829Y (en) * | 2007-12-13 | 2008-09-03 | 浙江理工大学 | Textile optical performance testing device based on linear gradual change filtering tablet |
| CN101936891A (en) * | 2010-08-30 | 2011-01-05 | 泸州老窖股份有限公司 | Method for identifying Chinese spirits with different flavors by ultraviolet spectroscopy |
-
2011
- 2011-09-14 CN CN2011102722244A patent/CN102353657A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1385689A (en) * | 2001-05-15 | 2002-12-18 | 华南师范大学 | Method for testing ultraviolet resistance of fabric |
| CN200972457Y (en) * | 2006-09-28 | 2007-11-07 | 朱安生 | Investigater for ultraviolet transmissivity |
| CN201110829Y (en) * | 2007-12-13 | 2008-09-03 | 浙江理工大学 | Textile optical performance testing device based on linear gradual change filtering tablet |
| CN101936891A (en) * | 2010-08-30 | 2011-01-05 | 泸州老窖股份有限公司 | Method for identifying Chinese spirits with different flavors by ultraviolet spectroscopy |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977257A (en) * | 2014-04-09 | 2015-10-14 | 极光先进光学股份有限公司 | Detection method of sun-proof light energy cloth |
| CN106574894A (en) * | 2014-04-09 | 2017-04-19 | 极光先进光学股份有限公司 | Sunproof solar-energy fabric inspection method |
| CN109063244A (en) * | 2018-06-21 | 2018-12-21 | 中华人民共和国上海海关 | A kind of calculation method of cloth ability and ultraviolet resistance |
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Application publication date: 20120215 |