CN205942162U - Dimming device - Google Patents
Dimming device Download PDFInfo
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- CN205942162U CN205942162U CN201620754334.2U CN201620754334U CN205942162U CN 205942162 U CN205942162 U CN 205942162U CN 201620754334 U CN201620754334 U CN 201620754334U CN 205942162 U CN205942162 U CN 205942162U
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Abstract
The utility model discloses a dimming device, it contains the photochromism layer, and it has the leaded light substrate and coats this leaded light substrate surface or the photochromism material of mixing in this leaded light substrate, uv light source, it sets up in the side on this photochromism layer, first ultraviolet ray barrier layer and second ultraviolet ray barrier layer set up respectively in the upper and lower both sides on this photochromism layer, and the reflector layer, it sets up in relative this uv light source's in this photochromism layer another side, and wherein, this dimming device can adjust luminance according to user's demand, and does not receive the ultraviolet light influences among the external environment.
Description
Technical field
This utility model is related to a kind of light modulating device, can be according to the transmittance of the required incident illumination of user demand adjustment.
Background technology
With the development of intelligent glass, window, the application of various smooth adjusting meanss or light shifter therefore increases.And
Photochromic material is also often used in the application of such as dimming glass, color-changing lens etc..When photochromic material is subject to ultraviolet light
During irradiation, can have color change or so that transmittance is reduced, when ultraviolet light stops irradiating, then reversibly recover original color
Or the characteristic that transmittance increases.Because in sunlight, there are ultra-violet bands, so can be utilized photochromic material to be made as automatically
In response to the power of ambient and the light modulating device of variable color.But also therefore, user required transmittance cannot be directed to manually
It is adjusted, such as, when still may need to make interior have more daylighting daytime, but cannot manually adjust and so that light modulating device is tieed up
Hold compared with high-transmittance；Or night open air light excessive when, but because these outdoor light wavelength do not contain ultraviolet light wave band, therefore
Light modulating device simultaneously cannot make corresponding light regulation, and makes user uncomfortable.
Utility model content
Manually transmittance tune can not be carried out to the light modulating device using photochromic material in view of in above-mentioned conventional art
The problem of section, the purpose of this utility model is exactly to provide a kind of novel light modulating device, to overcoming the above-mentioned difficulty of existing product
Point.
For reaching above-mentioned purpose, in one embodiment, this utility model provides a kind of light modulating device, and it comprises：Light-induced variable
Chromatograph, it has light guide base material and photochromic material；Ultraviolet source, it is arranged at the one side of this photochromatic layer；First
Ultraviolet light barrier layer and the second ultraviolet light barrier layer, it is respectively arranged at the relative upside of this photochromatic layer and downside；With
And reflector layer, it is arranged at the another side that this photochromatic layer is relative to this ultraviolet source.
In the light modulating device of an embodiment, this photochromic material is respectively arranged at the relative upper table of this light guide base material
On face and lower surface.
In the light modulating device of another embodiment, in this light guide base material, it is blended with this photochromic material.
In the light modulating device of another embodiment, the refractive index of this light guide base material is 1.2 to 1.6.
In the light modulating device of another embodiment, this first ultraviolet light barrier layer and the second ultraviolet light barrier layer are ultraviolet light
Absorbed layer or total internal reflection layer.
In the light modulating device of another embodiment, this light modulating device comprises to control module further, controls module electrical connection
In this ultraviolet source, to regulate and control intensity or the ignition frequency of this ultraviolet source.
In the light modulating device of another embodiment, this light modulating device comprises the one or two encapsulated layer and the second encapsulation further
Layer, it is respectively arranged at this first ultraviolet light barrier layer and the outside of the second ultraviolet light barrier layer.
Compared with prior art, light modulating device of the present utility model, using having light guide base material and photochromic material
Photochromatic layer, reflector layer and ultraviolet source so that the ultraviolet light that ultraviolet source sends reflects conduction in light guide base material, and
Make photochromic material produce reaction in conductive process, and make light modulating device obtain variable color or the light modulation effect changing transmittance
Really；And because light modulating device possesses the first ultraviolet light barrier layer and the second ultraviolet light barrier layer, therefore, ultraviolet source is sent
Ultraviolet light can't conduct to the external world, to arround people or thing impact, and the ultraviolet light in external environment also cannot enter
Enter in light modulating device, make photochromic material produce change.Therefore, this utility model provide the color change of light modulating device or
The change of transmittance can be adjusted completely in accordance with needed for user.
Brief description
Fig. 1 is the generalized section of the light modulating device 1 of this utility model one embodiment.
Fig. 2 is the generalized section of the light modulating device 1 ' of the another embodiment of this utility model.
Fig. 3 be another embodiment of this utility model light modulating device 1 " generalized section.
Specific embodiment
Effect for making creation characteristic of the present utility model, content and advantage and its can reach is more readily apparent, hereby incite somebody to action this
Utility model coordinates schema, and is described in detail as follows with the expression-form of embodiment, and the schema used in it, its purport is only
It is used for illustrating and aiding in illustrating book, the actual proportions after may not implementing for this utility model are configured with accurate, therefore should not be with regard to institute
The ratio of attached schema and configuration relation are understood, are limited to this utility model the scope of the claims on actual enforcement, and conjunction is first chatted bright.
Hereinafter with reference to correlative type, the embodiment according to light modulating device of the present utility model is described, for making to readily appreciate, under
The similar elements stated in embodiment to be illustrated with identical symbology.
Please refer to shown in Fig. 1, in one embodiment, this utility model provides a kind of light modulating device 1, and it comprises：Light
Mutagens chromatograph 2, it has light guide base material 21 and photochromic material 22, and photochromic material 22 is respectively coated in light guide base material 21
Upper surface 21a and lower surface 21b；Ultraviolet source 3, it is arranged at the one side of photochromatic layer 2；First ultraviolet light barrier layer
4a and the second ultraviolet light barrier layer 4b, is respectively arranged at upside and the downside of photochromatic layer 2, and in the present embodiment, first is purple
Outer light barrier layer 4a and the second ultraviolet light barrier layer 4b is the upper surface 21a and lower surface 21b being respectively arranged at light guide base material 21
On photochromic material 22 on, that is, the first ultraviolet light barrier layer 4a be arranged at photic on the upper surface 21a of light guide base material 21
On off-color material 22, the second ultraviolet light barrier layer 4b is arranged at the photochromic material 22 on the lower surface 21b of light guide base material 21
On；And reflector layer 5, it is arranged at the another side of photochromatic layer 2 ultraviolet source 3 relatively.Light guide base material 21 and reflective
Layer 5 can make the ultraviolet light that ultraviolet source 3 is sent reflect conduction in light guide base material 21, and make photochromic in conductive process
Material 22 produces reaction, and makes light modulating device 1 obtain variable color or the dimming effect of change transmittance, and because light modulating device 1 has
For the first ultraviolet light barrier layer 4a and the second ultraviolet light barrier layer 4b, therefore, the ultraviolet light that ultraviolet source 3 is sent is not
Can conduct to the external world, to arround people or thing impact, and the ultraviolet light in external environment also cannot be introduced into light modulating device 1
In, make photochromic material 22 produce change.Therefore the change of the color change of light modulating device 1 or transmittance can be completely in accordance with use
It is adjusted needed for person.
In the light modulating device of another embodiment, photochromic material 22 can adopt and blend the shape in light guide base material 21
Formula, makes light guide base material 21 comprise photochromic material 22, and the first ultraviolet light barrier layer 4a and the second ultraviolet light barrier layer 4b is then
It is i.e. the first ultraviolet on the upper surface 21a and lower surface 21b be respectively arranged at the light guide base material 21 including photochromic material 22
Light barrier layer 4a is directly arranged on the upper surface 21a of light guide base material 21, and the second ultraviolet light barrier layer 4b is directly arranged at leaded light
On the lower surface 21b of base material 21.
In the light modulating device of another embodiment, the refractive index of light guide base material 21 is 1.2 to 1.6, so that ultraviolet source 3 is sent out
The ultraviolet light going out is easy in light guide base material 21 produce total reflection and conducts.
In the light modulating device of another embodiment, the first ultraviolet light barrier layer 4a and the second ultraviolet light barrier layer 4b is ultraviolet
Light absorbing zone or total internal reflection layer, when the first ultraviolet light barrier layer 4a and the second ultraviolet light barrier layer 4b is ultraviolet light absorbing layer
When, the ultraviolet light that part does not produce total reflection in light guide base material 21 completely can be made can be absorbed；Or, when the first ultraviolet photoresistance
When interlayer 4a and the second ultraviolet light barrier layer 4b is total internal reflection layer, part can be made not produce completely in light guide base material 21 and to be all-trans
The ultraviolet light penetrated is totally reflected again further and is difficult conduction to the external world.
In the light modulating device of another embodiment, compared with the light modulating device 1 shown in Fig. 1, the light modulating device 1 ' shown in Fig. 2
Comprise further to control module 6, it is electrically connected to ultraviolet source 3, to regulate and control intensity or the ignition frequency of ultraviolet source 3, and with
This regulation and control required color, transmittance or minimizing electrical source consumption.
In the light modulating device of another embodiment, compared with the light modulating device 1 shown in Fig. 1, light modulating device 1 shown in Fig. 3 "
Comprise the first encapsulated layer 7a and the second encapsulated layer 7b further, the first encapsulated layer 7a and the second encapsulated layer 7b are respectively arranged at first
Ultraviolet light barrier layer 4a and the outside of the second ultraviolet light barrier layer 4b, to increase light modulating device 1 " weatherability.
Embodiment described above only illustrates technological thought of the present utility model and feature, and its purpose makes to be familiar with this
The personage of skill will appreciate that content of the present utility model and implements according to this, when can not limit patent model of the present utility model with this
Enclose, the impartial change generally made according to the spirit disclosed in this utility model or modification, must cover of the present utility model
In the scope of the claims.
Claims (7)
1. a kind of light modulating device is it is characterised in that this light modulating device comprises：
Photochromatic layer, it has light guide base material and photochromic material；
Ultraviolet source, it is arranged at the one side of this photochromatic layer；
First ultraviolet light barrier layer, it is arranged at the upside of this photochromatic layer；
Second ultraviolet light barrier layer, it is arranged at the downside of this photochromatic layer, relative with the upside of this on the downside of this；And
Reflector layer, it is arranged at the another side that this photochromatic layer is relative to this ultraviolet source.
2. light modulating device as claimed in claim 1 is it is characterised in that this photochromic material is respectively arranged at this light guide base material
Relative upper surface and lower surface on.
3. light modulating device as claimed in claim 1 is it is characterised in that be blended with this photochromic material in this light guide base material.
4. light modulating device as claimed in claim 1 is it is characterised in that the refractive index of this light guide base material is 1.2 to 1.6.
5. light modulating device as claimed in claim 1 is it is characterised in that this first ultraviolet light barrier layer and this second ultraviolet photoresistance
Interlayer is ultraviolet light absorbing layer or total internal reflection layer.
6. light modulating device as claimed in claim 1 is it is characterised in that also comprise to control module, this control module is electrically connected to
This ultraviolet source, to regulate and control intensity or the ignition frequency of this ultraviolet source.
7., it is characterised in that also comprising the first encapsulated layer and the second encapsulated layer, this for light modulating device as claimed in claim 1
One encapsulated layer and this second encapsulated layer are respectively arranged at the outside of this first ultraviolet light barrier layer and this second ultraviolet light barrier layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620754334.2U CN205942162U (en) | 2016-07-18 | 2016-07-18 | Dimming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620754334.2U CN205942162U (en) | 2016-07-18 | 2016-07-18 | Dimming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205942162U true CN205942162U (en) | 2017-02-08 |
Family
ID=57929528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620754334.2U Active CN205942162U (en) | 2016-07-18 | 2016-07-18 | Dimming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205942162U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019019582A1 (en) * | 2017-07-28 | 2019-01-31 | 京东方科技集团股份有限公司 | Optical film, backlight module and display apparatus |
| WO2023101888A1 (en) * | 2021-11-30 | 2023-06-08 | Meta Platforms Technologies, Llc | Dimming element with edge-mounted illuminators for an optical assembly |
| WO2023101889A1 (en) * | 2021-11-30 | 2023-06-08 | Meta Platforms Technologies, Llc | Optical assembly with evanescent activation light leakage for dimming |
| WO2023203966A1 (en) * | 2022-04-21 | 2023-10-26 | 日産自動車株式会社 | Optical member, and light adjusting device employing said optical member |
-
2016
- 2016-07-18 CN CN201620754334.2U patent/CN205942162U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019019582A1 (en) * | 2017-07-28 | 2019-01-31 | 京东方科技集团股份有限公司 | Optical film, backlight module and display apparatus |
| US11300829B2 (en) | 2017-07-28 | 2022-04-12 | Beijing Boe Display Technology Co., Ltd. | Optical sheet, backlight module and display device |
| WO2023101888A1 (en) * | 2021-11-30 | 2023-06-08 | Meta Platforms Technologies, Llc | Dimming element with edge-mounted illuminators for an optical assembly |
| WO2023101889A1 (en) * | 2021-11-30 | 2023-06-08 | Meta Platforms Technologies, Llc | Optical assembly with evanescent activation light leakage for dimming |
| WO2023203966A1 (en) * | 2022-04-21 | 2023-10-26 | 日産自動車株式会社 | Optical member, and light adjusting device employing said optical member |
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