CN202770768U - Device for measuring ultraviolet filtering capability of glass cup through sunlight ultraviolet spectrums - Google Patents
Device for measuring ultraviolet filtering capability of glass cup through sunlight ultraviolet spectrums Download PDFInfo
- Publication number
- CN202770768U CN202770768U CN 201220439176 CN201220439176U CN202770768U CN 202770768 U CN202770768 U CN 202770768U CN 201220439176 CN201220439176 CN 201220439176 CN 201220439176 U CN201220439176 U CN 201220439176U CN 202770768 U CN202770768 U CN 202770768U
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- ultraviolet
- test platform
- glass cup
- optical fiber
- sunshine
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Abstract
The utility model relates to a device for measuring the ultraviolet filtering capability of a glass cup through sunlight ultraviolet spectrums. The device comprises a test platform, a spectrograph, an optical fiber probe and a computer. The test platform is arranged at the position where sunlight can irradiate, and the inverted glass cup to be tested is arranged on the upper surface of the test platform. A collection input end of the spectrograph is connected with the optical fiber probe through an optical fiber, the optical fiber probe vertically penetrates through the test platform from bottom to top, and the upper end of the optical fiber probe is located in the glass cup to be tested. An output end of the spectrograph is connected with the computer. The device can fast, efficiently and accurately measure the ultraviolet filtering capability of the glass cup and is low in cost, strong in applicability and suitable for being popularized and used.
Description
Technical field
The utility model belongs to the ultraviolet filtering technical field, particularly relates to a kind of device by sunshine ultraviolet spectrum measuring glass cup ultraviolet ray filtering ability.
Background technology
According to GB/T 18830-2009, daylight ultraviolet radiation (being called for short " UVR ") refers to that wavelength is the electromagnetic radiation of 280nm～400nm.Wherein daylight ultraviolet (UV) A refers to that wavelength is in the daylight ultraviolet radiation of 315nm～400nm scope; Daylight ultraviolet (UV) B refers to that wavelength is in the daylight ultraviolet radiation of 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.Studies show that in a large number, excessive UV radiation is extremely harmful to terrestrial ecosystem and human health, and wherein UVB is maximum to 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 published, that relate to " ultraviolet " and " glass ", mostly be the application and development of ultraviolet ray intercepting glass.CN01229715.1 relates to a kind of ultraviolet ray intercepting glass, is provided with layer of transparent coating between the two-layer clear glass, and this utility model is simple in structure, processing and fabricating is convenient, and is easy to clean, long service life, antiultraviolet system can reach 99.9%, is a kind of ideal product of antiultraviolet.CN200920279021.6 relates to villa, high-grade dwelling house antiultraviolet, noise reducing Anti-explosive glass, comprise internal layer and glass outer body, be pasted with safety diaphragm in the Vitrea inboard of skin, when double glazing is subject to external impact, can be along glass surface with stressed diffusion, the impulsive force that decrease glass surface each point is subject to keeps that glass is complete not to break.Have no the open content that detects for glass cylinder ultraviolet ray filtering ability; 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 problem to be solved in the utility model provides a kind of device by sunshine ultraviolet spectrum measuring glass cup ultraviolet ray filtering ability, can measure fast, efficiently and accurately the ability of glass cylinder ultraviolet ray filtering.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of device by sunshine ultraviolet spectrum measuring glass cup ultraviolet ray filtering ability is provided, comprise test platform, spectrometer, fibre-optical probe, computing machine, the position that described test platform places sunshine to shine, described test platform upper surface is placed with the glass cylinder to be measured of back-off; Described spectrometer Gather and input end connects fibre-optical probe by optical fiber, and described fibre-optical probe vertically passes test platform from the bottom to top, and the fibre-optical probe upper end is positioned at glass cylinder to be measured; Described spectrometer output terminal connects computing machine.
Described test platform is horizontally disposed with.
Described test platform upper surface is smooth.
Described optical fiber is multimode optical fiber.
Beneficial effect
Owing to having adopted above-mentioned technical scheme, the utlity model has following advantage and good effect: (1) is with low cost: the sun is a kind of ultraviolet source that can obtain easily on the ground; (2) rapidly and efficiently: the shooting of ultraviolet spectrum only needs get final product several seconds; (3) accuracy is high: 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; (4) applicability is strong: it is simple to operate that this installs required ultraviolet spectrometer (UVS), is fit to apply.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is the ultraviolet spectrogram (spectral line when spectral line A is unobstructed, spectral line B are the spectral line when having glass cylinder to be measured to block, the strength metric chi on the corresponding right side of spectral line A, the strength metric chi in spectral line B correspondence left side) that measures among the utility model embodiment;
Fig. 3 is the ultraviolet ray transmissivity spectrogram among the utility model embodiment;
1. sunshine 2. test platforms 3. fibre-optical probes 4. optical fiber 5. spectrometers 6. computing machines 7. glass cylinderes to be measured
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only are used for explanation the utility model and are not used in the scope of the present utility model that limits.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.
As shown in Figure 1, the utility model comprises test platform 2, spectrometer 5, fibre-optical probe 3, computing machine 6, the position that described test platform 2 places sunshine 1 to shine, and described test platform 2 upper surfaces are placed with the glass cylinder to be measured 7 of back-off; Described spectrometer 5 Gather and input ends connect fibre-optical probe 3 by optical fiber 4, and described fibre-optical probe 3 vertically passes test platform 2 from the bottom to top, and fibre-optical probe 3 upper ends are positioned at glass cylinder 7 to be measured; Described spectrometer 5 output terminals connect computing machine 6.
Described test platform 2 is horizontally disposed with.
Described test platform 2 upper surfaces are smooth.
Described optical fiber 4 is multimode optical fiber.
When the utility model used, measuring method was as follows:
As shown in Figure 1, light signal links to each other with spectrometer 5 Gather and input ends by optical fiber 4, and spectrometer 5 output terminals link to each other with computing machine 6, and the scanning wavelength scope is set in 280nm～400nm, carry out data collection and analysis, the sunshine ultraviolet spectrum is at computing machine 6 screen displays.The UV radiation intensity of spectral line UV radiation intensity of spectral line with without glass cylinder 7 covering to be measured the time carries out ratio in the time of will having glass cylinder to be measured 7 to hide, obtain the ultraviolet ray transmissivity of respective wavelength, set up corresponding ultraviolet ray transmissivity spectrogram, and according to solar ultraviolet spectrum and ultraviolet permeability spectrogram, judge the ability of glass cylinder 7 ultraviolet ray filterings to be measured.
As shown in Figure 2, when not placing glass cylinder 7 to be measured, obtain " unobstructed " spectral line A; When glass cylinder 7 to be measured hides fibre-optical probe 3 fully, obtain " blocking " spectral line B.Use computing machine 6 data analysis systems, will " have and block " UV radiation intensity of spectral line B and the UV radiation intensity of " unobstructed " spectral line A to carry out ratio, obtain the ultraviolet ray transmissivity of respective wavelength, set up corresponding ultraviolet permeability spectrogram, as shown in Figure 3.Judge according to Fig. 3, the glass cylinder to be measured 7 in this implementation fails to filter preferably sunshine middle-ultraviolet lamp UVA wave band.
Claims (4)
1. device by sunshine ultraviolet spectrum measuring glass cup ultraviolet ray filtering ability, comprise test platform (2), spectrometer (5), fibre-optical probe (3), computing machine (6), it is characterized in that: the position that described test platform (2) places sunshine (1) to shine, described test platform (2) upper surface is placed with the glass cylinder to be measured (7) of back-off; Described spectrometer (5) Gather and input end connects fibre-optical probe (3) by optical fiber (4), and described fibre-optical probe (3) vertically passes test platform (2) from the bottom to top, and fibre-optical probe (3) upper end is positioned at glass cylinder to be measured (7); Described spectrometer (5) output terminal connects computing machine (6).
2. a kind of device by sunshine ultraviolet spectrum measuring glass cup ultraviolet ray filtering ability as claimed in claim 1, it is characterized in that: described test platform (2) is horizontally disposed with.
3. a kind of device by sunshine ultraviolet spectrum measuring glass cup ultraviolet ray filtering ability as claimed in claim 1, it is characterized in that: described test platform (2) upper surface is smooth.
4. a kind of device by sunshine ultraviolet spectrum measuring glass cup ultraviolet ray filtering ability as claimed in claim 1, it is characterized in that: described optical fiber (4) is multimode optical fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220439176 CN202770768U (en) | 2012-08-30 | 2012-08-30 | Device for measuring ultraviolet filtering capability of glass cup through sunlight ultraviolet spectrums |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220439176 CN202770768U (en) | 2012-08-30 | 2012-08-30 | Device for measuring ultraviolet filtering capability of glass cup through sunlight ultraviolet spectrums |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202770768U true CN202770768U (en) | 2013-03-06 |
Family
ID=47777332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220439176 Expired - Fee Related CN202770768U (en) | 2012-08-30 | 2012-08-30 | Device for measuring ultraviolet filtering capability of glass cup through sunlight ultraviolet spectrums |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202770768U (en) |
-
2012
- 2012-08-30 CN CN 201220439176 patent/CN202770768U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20150830 |
|
| EXPY | Termination of patent right or utility model |