CN101644417B - Light display device - Google Patents
Light display device Download PDFInfo
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- CN101644417B CN101644417B CN2008101422378A CN200810142237A CN101644417B CN 101644417 B CN101644417 B CN 101644417B CN 2008101422378 A CN2008101422378 A CN 2008101422378A CN 200810142237 A CN200810142237 A CN 200810142237A CN 101644417 B CN101644417 B CN 101644417B
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- polaroid
- light
- display device
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- light source
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- 239000003086 colorant Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 230000010287 polarization Effects 0.000 abstract 6
- 230000000694 effects Effects 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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Abstract
The invention discloses a light display device, which comprises at least two light sources and a light display area. A first polarizer set and a second polarizer set are arranged between the light sources and the light display area, wherein the first polarizer set is provided with polarizers which are in a number corresponding to the light sources and respectively block in emergent directions of the light sources, and the first polarizer set has two parts, wherein polarization shafts of the polarizers of the first part are perpendicular to the polarization shafts of the polarizers of the second part; the second polarizer set is provided with at least two polarizers and also has two parts, wherein the polarization shafts of the polarizers of the first part are perpendicular to the polarization shafts of the polarizers of the first part of the first polarizer set, while the polarization shafts of the polarizers of the second part are perpendicular to the polarization shafts of the polarizers of the second part of the first polarizer set; therefore, light rays simultaneously emitted by the different light sources are screened respectively by the first and second polarizer sets and then simultaneously displayed on the light display area.
Description
Technical field
The present invention relates to a kind of light display device, more particularly, relate to a kind ofly utilize a plurality of light sources to show the light display device of different colours figure that light is formed simultaneously.
Background technology
Light display device has been widely used in advertising lamp box, Christmas gift and each electronic product to strengthen decorative effect.In the prior art; light display device only has single light source usually; for strengthening lighting effects; light display device also can comprise a control circuit usually; light source can be under the indication of control circuit turn colors and light and shade state regularly; because a plurality of light sources in the same space mixed color phenomenon can take place, this light display device is difficult to show simultaneously the formed figure of different colours light, thereby has reduced decorative effect.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of light display device, and it can utilize a plurality of light sources to show the formed figure of different colours light simultaneously.
Technical scheme of the present invention is: a kind of light display device is provided, it comprises at least two light sources and light shows district, between described light source and described light shows district, be provided with the first polaroid group and the second polaroid group, the described first polaroid group has the quantity polaroid corresponding with described light source and blocks respectively on the exit direction of described light source, the described first polaroid group has two parts, and the polarizing axis of first's polaroid is vertical with the polarizing axis of second portion polaroid; The described second polaroid group has at least two polaroids, also have two parts, the polarizing axis of its first's polaroid is vertical with the polarizing axis of first's polaroid of the first polaroid group, and the polarizing axis of its second portion polaroid is vertical with the polarizing axis of the second portion polaroid of the first polaroid group.
Compared with prior art, technique scheme utilizes polaroid only to allow the characteristic of passing through at the light wave that some directions shake, between light source and light shows district, be provided with the first polaroid group and the second polaroid group, after the light that Different Light penetrates simultaneously passes through first, second polaroid group respectively, can in the light shows district, show simultaneously.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION synoptic diagram of a preferred embodiment of the present invention;
Fig. 2 is another STRUCTURE DECOMPOSITION synoptic diagram embodiment illustrated in fig. 1.
Embodiment
In order to make the technical problem to be solved in the present invention, technical scheme and beneficial effect clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Please refer to Fig. 1 and Fig. 2, be a preferred embodiment of light display device of the present invention, this light display device comprises light source 1 and light shows district 4.Between light source 1 and light shows district 4, be provided with the first polaroid group 2 and the second polaroid group 3; The first polaroid group 2 has the corresponding polaroid of quantity and light source 1 and blocks respectively on the exit direction of light source 1, and it has two parts, and the polarizing axis of first's polaroid 21 is vertical with the polarizing axis of second portion polaroid 22; The second polaroid group 3 has at least two polaroids, also have two parts, the polarizing axis of its first's polaroid 31 is vertical with the polarizing axis of first's polaroid 21 of the first polaroid group 2, and the polarizing axis of its second portion polaroid 32 is vertical with the polarizing axis of the second portion polaroid 22 of the first polaroid group 2.
The quantity of light source 1 can be two, also can be for a plurality of, they can have different colors, in the present embodiment, the quantity of light source 1 is two, i.e. light source 11 and light source 12, correspondingly, the first's polaroid 21 and the second portion polaroid 22 of the first polaroid group 2 only have a polaroid respectively, and their polarizing axis is orthogonal.The polaroid quantity of the second polaroid group 3 can be a plurality of, and in the present embodiment, the polaroid quantity of the second polaroid group 3 is a plurality of.
Like this, because the characteristic that polaroid only allows the light wave in the vibrations of some directions to pass through, the light that light source 11 sends just becomes linearly polarized light during by first's polaroid 21, because the polarizing axis of first's polaroid 31 of the second polaroid group 3 is vertical with the polarizing axis of first's polaroid 21 of the first polaroid group 2, this linearly polarized light can only be by the second portion polaroid 32 of the second polaroid group 3, in like manner, the light that light source 12 sends can only be by first's polaroid 31 of the second polaroid group 3, light source 11,12 light that sent can show in light shows district 4 simultaneously.
Between two adjacent light source 11,12, be provided with an isolation part 13 so that adjacent light source 11,12 is isolated mutually, certainly, also can directly polaroid be bent into arc to isolate adjacent light source 11,12.For strengthening the decorative effect of light, light source 11,12 can have color not of the same race, and can in light display device, establish a control circuit (not shown), make light source 11,12 turn colors and light and shade state regularly under the indication of control circuit, first, second part polaroid 31,32 of the second polaroid group 3 arrangement that intermeshes.
For making the light diffusion uniformly that sees through the second polaroid group 3 and passing on; be provided with a light diffusing sheet 41 in the second polaroid group, 3 outsides; establish pattern or decorative pattern on the light diffusing sheet 41 to strengthen the effect of the shown figure of light; be provided with a light transmission protecting film 42, the second polaroid groups 3, light diffusing sheet 41 and light transmission protecting film 42 is close together in light diffusing sheet 41 outsides.
In the present embodiment, light display device is one to be the box body of rectangular parallelepiped, and has the holding part 5 and a lid 6 of accommodating light source 1, the first polaroid group 2, the second polaroid group 3 and light shows district 4.Light source 1 is positioned at the inboard of a side of box body, and light shows district 4 is located on the relative another side of box body and light source 1.Certainly, light display device can also be right cylinder or spheroid, when light display device is right cylinder, light source 1 can be placed a certain position near the right cylinder central axis, and light shows district 4 is located on the cylindrical cylinder; When light display device is spheroid, light source 1 can be placed a certain position near ball centre, light shows district 4 is located on the sphere.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. light display device, comprise at least two light sources and light shows district, it is characterized in that: between described light source and described light shows district, be provided with the first polaroid group and the second polaroid group, the described first polaroid group has the quantity polaroid corresponding with described light source and blocks respectively on the exit direction of described light source, the described first polaroid group has two parts, and the polarizing axis of first's polaroid is vertical with the polarizing axis of second portion polaroid; The described second polaroid group has at least two polaroids, also have two parts, the polarizing axis of its first's polaroid is vertical with the polarizing axis of first's polaroid of the first polaroid group, and the polarizing axis of its second portion polaroid is vertical with the polarizing axis of the second portion polaroid of the first polaroid group.
2. light display device as claimed in claim 1 is characterized in that, is provided with a light diffusing sheet in the described second polaroid group outside.
3. light display device as claimed in claim 2 is characterized in that, is provided with a light transmission protecting film in the described light diffusing sheet outside.
4. light display device as claimed in claim 1 is characterized in that, is provided with an isolation part between two adjacent light source.
5. light display device as claimed in claim 1 is characterized in that the color of described at least two light sources is different.
6. light display device as claimed in claim 5 is characterized in that, described light display device also comprises and is used to indicate the described light source control circuit of turn colors and light and shade state regularly.
7. light display device as claimed in claim 1, it is characterized in that, described light display device is one to be the box body of rectangular parallelepiped, and described light source is positioned at the inboard, a side of described box body, and described light shows district is positioned on the described box body another side relative with described light source.
8. as any described light display device of claim 1 to 7, it is characterized in that first, second part polaroid of the described second polaroid group arrangement that intermeshes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101422378A CN101644417B (en) | 2008-08-04 | 2008-08-04 | Light display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101422378A CN101644417B (en) | 2008-08-04 | 2008-08-04 | Light display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101644417A CN101644417A (en) | 2010-02-10 |
| CN101644417B true CN101644417B (en) | 2011-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101422378A Expired - Fee Related CN101644417B (en) | 2008-08-04 | 2008-08-04 | Light display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101644417B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102466173B (en) * | 2010-11-16 | 2013-06-19 | 海洋王照明科技股份有限公司 | Dust-proof lamp |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1031351A (en) * | 1987-08-28 | 1989-03-01 | 李宁生 | Glasses avoiding and selecting light as vehicles meeting |
| CN2097341U (en) * | 1991-06-19 | 1992-02-26 | 韩振洲 | Colour-changing lamp |
| CN2157570Y (en) * | 1993-03-06 | 1994-02-23 | 王济民 | Multicolor color-changing display |
| CN1031351C (en) * | 1991-05-13 | 1996-03-20 | 赵玉兰 | Degrease, de-stenching and removing fish-smelling detergent |
| CN2253857Y (en) * | 1996-03-14 | 1997-05-07 | 上海摩士达广告制作公司 | Colour light dynamic picture lamp box |
| CN2297326Y (en) * | 1996-07-31 | 1998-11-18 | 薄秀华 | Artificial artistic fresco |
| CN2472303Y (en) * | 2001-03-13 | 2002-01-16 | 孔建明 | Dynamic lighting picture device on household electric appliance |
| WO2006120856A1 (en) * | 2005-05-11 | 2006-11-16 | Nitto Denko Corporation | Liquid crystal panel and liquid crystal display employing same |
| CN201251105Y (en) * | 2008-07-22 | 2009-06-03 | 吴琪 | Light displaying device |
-
2008
- 2008-08-04 CN CN2008101422378A patent/CN101644417B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1031351A (en) * | 1987-08-28 | 1989-03-01 | 李宁生 | Glasses avoiding and selecting light as vehicles meeting |
| CN1031351C (en) * | 1991-05-13 | 1996-03-20 | 赵玉兰 | Degrease, de-stenching and removing fish-smelling detergent |
| CN2097341U (en) * | 1991-06-19 | 1992-02-26 | 韩振洲 | Colour-changing lamp |
| CN2157570Y (en) * | 1993-03-06 | 1994-02-23 | 王济民 | Multicolor color-changing display |
| CN2253857Y (en) * | 1996-03-14 | 1997-05-07 | 上海摩士达广告制作公司 | Colour light dynamic picture lamp box |
| CN2297326Y (en) * | 1996-07-31 | 1998-11-18 | 薄秀华 | Artificial artistic fresco |
| CN2472303Y (en) * | 2001-03-13 | 2002-01-16 | 孔建明 | Dynamic lighting picture device on household electric appliance |
| WO2006120856A1 (en) * | 2005-05-11 | 2006-11-16 | Nitto Denko Corporation | Liquid crystal panel and liquid crystal display employing same |
| CN201251105Y (en) * | 2008-07-22 | 2009-06-03 | 吴琪 | Light displaying device |
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| Publication number | Publication date |
|---|---|
| CN101644417A (en) | 2010-02-10 |
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Granted publication date: 20110518 Termination date: 20130804 |