CN202434152U - Light emitting diode (LED) display screen - Google Patents
Light emitting diode (LED) display screen Download PDFInfo
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- CN202434152U CN202434152U CN2012200247123U CN201220024712U CN202434152U CN 202434152 U CN202434152 U CN 202434152U CN 2012200247123 U CN2012200247123 U CN 2012200247123U CN 201220024712 U CN201220024712 U CN 201220024712U CN 202434152 U CN202434152 U CN 202434152U
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Abstract
The utility model relates to a light emitting diode (LED) display screen, which belongs to the technical field of the display screen. The LED display screen comprises a light guide layer, wherein the upper surface and the lower surface of the light guide layer are respectively provided with a diverging layer and a condensation layer, an LED light source layer is arranged below the condensation layer, and the LED light source layer is formed by LED arrays. The LED display screen is simple in structure and reasonable in design, the principle that the light is changed by passing through a lens is utilized, a light path is changed by adopting the light guide layer which is made of a transmission material, at the same time the condensation layer is arranged on the lower surface of the light guide layer, the light is guided into the light guide layer after being converged to be approximately parallel, and the upper surface is provided with the diverging layer to optimize and improve the displayed picture. Due to the adoption of the LED display screen, a gap of the displayed image is eliminated on the vision, so that the integral effect of the screen picture is realized; and moreover, the LED display screen is low in production cost, is convenient to install, has stable quality and is suitable for being widely popularized to use.
Description
Technical field
The utility model belongs to the display screen technology field, is specifically related to a kind of LED display curtain.
Background technology
The image-display units of LED (Light Emitting Diode light emitting diode) is increasing to be applied in our the daily life work; Because their intrinsic physical characteristicss (such as: assembled by the LED particle; Owing to receive up till now production and the restriction of mounting process; The LED grain spacing is bigger, and image shows flaw, at the image that closely can't see the relevant range clearly) restriction on many application scenarios its application of more extensively putting.At present, remedy above-mentioned shortcoming, can only adopt more tiny LED particle to handle, but when adopting this way, can bring following problem: one of which, increase production cost; Two, more tiny LED particle, compact layout more increase the thermal value of whole display unit, the luminescence efficiency and the life-span of reducing LED greatly simultaneously; Three, can only weaken, separate display image list pixel slit all around, influence visual effect and can not thoroughly eliminate.
The utility model content
To the problem that prior art exists, the purpose of the utility model is to design a kind of technical scheme of LED display curtain, and this LED display curtain production cost is low, easy for installation and picture good in visual.
Described a kind of LED display curtain is characterized in that comprising optical waveguide layer, and described optical waveguide layer upper and lower surfaces is equipped with scattering layer and light collecting layer respectively, the led light source layer is set below the described light collecting layer, and described led light source layer is made up of led array.
Described a kind of LED display curtain is characterized in that described light collecting layer is independent layer structure, and the upper surface of light collecting layer or lower surface are made up of fresnel lens array that plays the optically focused effect or micro-optical lens array.
Described a kind of LED display curtain is characterized in that described light collecting layer is made up of the lamp pearl lens of each LED in the led light source layer, and the lamp pearl lens of described LED have been the Fresnel Lenses or the micro optical lens of optically focused effect.
Described a kind of LED display curtain is characterized in that described scattering layer, optical waveguide layer, light collecting layer and led light source layer are for dividing body structure.
Described a kind of LED display curtain is characterized in that described scattering layer, optical waveguide layer, light collecting layer and the led light source layer structure that is formed in one.
Described a kind of LED display curtain is characterized in that described scattering layer and the optical waveguide layer structure that is formed in one.
Described a kind of LED display curtain is characterized in that described scattering layer and optical waveguide layer are for dividing body structure.
Described a kind of LED display curtain is characterized in that described scattering layer, optical waveguide layer and light collecting layer are for dividing body structure.
Described a kind of LED display curtain is characterized in that described scattering layer, optical waveguide layer and the light collecting layer structure that is formed in one.
Above-mentioned a kind of LED display curtain, simple in structure, reasonable in design; Utilize rays pass through lens to change the principle of light; The optical waveguide layer that adopts light transmissive material to make changes light path, at the optical waveguide layer lower surface light collecting layer is set simultaneously, light is pooled approximate parallel back import optical waveguide layer; Upper surface is provided with scattering layer, is optimized and improves display frame.The display screen of the utility model has been realized the whole structure of screen-picture from visually eliminating the slit of display image, and this device production cost is low, and is easy for installation, and steady quality is fit to large-scale utilization and extention.
Description of drawings
Fig. 1 is the structural representation of LED display curtain among the embodiment 1;
Fig. 2 is the structural representation of light collecting layer among the embodiment 1;
Fig. 3 is the structural representation of LED display curtain among the embodiment 2.
Among the figure: the 1-scattering layer; The 2-optical waveguide layer; The 3-light collecting layer; The 4-LED light source layer; 5-LED.
Embodiment
Further specify the utility model below in conjunction with Figure of description.
As illustrated in fig. 1 and 2, a kind of LED display curtain comprises that scattering layer 1, optical waveguide layer 2, light collecting layer 3 and led light source layer 4 constitute.Scattering layer 1, optical waveguide layer 2, light collecting layer 3 and led light source layer 4 can be independent split composite structure, and structure also can be formed in one.Scattering layer 1 is surface or inner light-passing board or light-transmissive film with micro optical structure of disperse light.Light penetrating panel or the light-transmissive film of optical waveguide layer 2 for having certain penetrability.The upper surface of light collecting layer 3 or lower surface are made up of fresnel lens array that plays the optically focused effect or micro-optical lens array.Led light source layer 4 is made up of the LED5 array group.
As shown in Figure 3, a kind of LED display curtain comprises that scattering layer 1, optical waveguide layer 2, light collecting layer 3 and led light source layer 4 constitute.Wherein light collecting layer 3 is made up of the lamp pearl lens of each LED5 in the led light source layer 4, and the lamp pearl lens of described LED5 are Fresnel Lenses or the micro optical lens with optically focused effect.Other structure is identical with embodiment 1, repeats no more.It also can reach the technique effect identical with embodiment 1 at last.
A kind of LED display curtain comprises that scattering layer 1, optical waveguide layer 2, light collecting layer 3 and led light source layer 4 constitute.Wherein scattering layer 1 is independent split composite structure with optical waveguide layer 2, also can be formed in one to form the back projecting display screen structure; Scattering layer 1, optical waveguide layer 2 and light collecting layer 3 are independent split composite structure, and structure also can be formed in one.Other structure is identical with embodiment 1 and 2, repeats no more.It also can reach the technique effect identical with embodiment 1 at last.
Claims (9)
1. LED display curtain; It is characterized in that comprising optical waveguide layer (2); Described optical waveguide layer (2) upper and lower surfaces is equipped with scattering layer (1) and light collecting layer (3) respectively; Led light source layer (4) is set below the described light collecting layer (3), and described led light source layer (4) is made up of LED (5) array.
2. a kind of LED display curtain as claimed in claim 1 is characterized in that described light collecting layer (3) is independent layer structure, and the upper surface or the lower surface of light collecting layer (3) are made up of fresnel lens array that plays the optically focused effect or micro-optical lens array.
3. a kind of LED display curtain as claimed in claim 1; It is characterized in that described light collecting layer (3) is made up of the lamp pearl lens of each LED (5) in the led light source layer (4), the lamp pearl lens of described LED (5) have been the Fresnel Lenses or the micro optical lens of optically focused effect.
4. a kind of LED display curtain as claimed in claim 1 is characterized in that described scattering layer (1), optical waveguide layer (2), light collecting layer (3) are the branch body structure with led light source layer (4).
5. a kind of LED display curtain as claimed in claim 1 is characterized in that described scattering layer (1), optical waveguide layer (2), light collecting layer (3) and led light source layer (4) structure that is formed in one.
6. a kind of LED display curtain as claimed in claim 1 is characterized in that described scattering layer (1) and optical waveguide layer (2) structure that is formed in one.
7. a kind of LED display curtain as claimed in claim 1 is characterized in that described scattering layer (1) and optical waveguide layer (2) are for dividing body structure.
8. a kind of LED display curtain as claimed in claim 1 is characterized in that described scattering layer (1), optical waveguide layer (2) and light collecting layer (3) are for dividing body structure.
9. a kind of LED display curtain as claimed in claim 1 is characterized in that described scattering layer (1), optical waveguide layer (2) and light collecting layer (3) structure that is formed in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200247123U CN202434152U (en) | 2012-01-19 | 2012-01-19 | Light emitting diode (LED) display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200247123U CN202434152U (en) | 2012-01-19 | 2012-01-19 | Light emitting diode (LED) display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202434152U true CN202434152U (en) | 2012-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200247123U Expired - Fee Related CN202434152U (en) | 2012-01-19 | 2012-01-19 | Light emitting diode (LED) display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202434152U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103839492A (en) * | 2013-12-18 | 2014-06-04 | 同济大学 | Optical medium layer and media interface structure system based on optical medium layer |
| CN105020655A (en) * | 2015-08-06 | 2015-11-04 | 麦格纳斯太尔汽车技术（上海）有限公司 | Front anti-collision early-warning and displaying module for automobile |
-
2012
- 2012-01-19 CN CN2012200247123U patent/CN202434152U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103839492A (en) * | 2013-12-18 | 2014-06-04 | 同济大学 | Optical medium layer and media interface structure system based on optical medium layer |
| CN103839492B (en) * | 2013-12-18 | 2016-07-20 | 同济大学 | Light dielectric layer and the media interface constructing system based on this light dielectric layer |
| CN105020655A (en) * | 2015-08-06 | 2015-11-04 | 麦格纳斯太尔汽车技术（上海）有限公司 | Front anti-collision early-warning and displaying module for automobile |
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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: 20120912 Termination date: 20160119 |
|
| EXPY | Termination of patent right or utility model |