CN203456504U - Light emitting diode display device - Google Patents
Light emitting diode display device Download PDFInfo
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- CN203456504U CN203456504U CN201320570945.8U CN201320570945U CN203456504U CN 203456504 U CN203456504 U CN 203456504U CN 201320570945 U CN201320570945 U CN 201320570945U CN 203456504 U CN203456504 U CN 203456504U
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- emitting diode
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- emitting
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Abstract
A light emitting diode display device comprises a substrate and a plurality of light emitting diode elements, and the substrate is provided with an installing surface. The light emitting diode display device also comprises a plurality of bearing seats, each bearing seat is provided with a bearing bottom surface and a bearing top surface which are opposite to each other, each bearing top surface is inclined with a certain angle relative to the corresponding bearing bottom surface, and the bearing bottom surfaces are disposed on the installing surface. Each light emitting diode element comprises a packaging cover provided with a bottom surface and a light emitting surface which are opposite to each other, each bottom surface is disposed on the corresponding bearing top surface, divergent beams emitted from the light emitting surfaces are provided by the light emitting diode elements, and each divergent beam is provided with a central axis not perpendicular to the corresponding bearing bottom surface. The light emitting diode display device has a relatively high light utilization rate.
Description
Technical field
The utility model relates to a kind of display unit, particularly about a kind of light emitting display device.
Background technology
Billboard is commercial propaganda instrument comparatively common in daily life, and the making form of billboard has multiple, adopts the light emitting display device board of preparing advertising to have the advantages such as visual effect is good, displaying contents is abundant, uses also increasingly extensive.The installation site of light emitting display device is generally on high buildings and large mansions, on the column of road both sides or on the support column of viaduct, that is to say, position when light emitting display device is used as billboard is generally higher than the position at user place, and user need to look up just can see light emitting display device.
Figure 1 shows that a kind of generalized section of existing light emitting display device.Refer to Fig. 1, existing light emitting display device 10 comprises substrate 12 and is disposed at a plurality of light-emitting diodes 13 on substrate 12.Substrate 12 is dull and stereotyped, and it has an installed surface 12a.Each light-emitting diode 13 comprises package 132 and is arranged at the light-emitting diode chip for backlight unit 133 in package 132, package 132 is disposed on the installed surface 12a of substrate 12, package 132 has light-emitting face 132a, the divergent beams L1 that light-emitting diode chip for backlight unit 133 sends is from light-emitting face 132a outgoing, and the central shaft A1 of divergent beams L1 is perpendicular to installed surface 12a.
Yet, due to the position usually above beholder place, the installation site of light emitting display device 10, and the central shaft A1 of the divergent beams L1 that light-emitting diode chip for backlight unit 133 sends is perpendicular to installed surface 12a, therefore, light greatly all penetrates along the direction higher than beholder position, the eyes that are difficult to enter beholder, light utilization is lower.
Utility model content
The technical problem that the utility model mainly solves is to provide a kind of light emitting display device, has higher light utilization.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of light emitting display device, and it comprises substrate and a plurality of light-emitting diode, described substrate has installed surface.Described light emitting display device also comprises a plurality of load bearing seats, and each load bearing seat has relative carrying bottom surface and carrying end face, and described carrying end face is with respect to the certain angle of described carrying inclined bottom surface, and described carrying bottom surface is disposed on described installed surface.Each light-emitting diode comprises package, described package has relative bottom surface and light-emitting face, described bottom surface is disposed on described carrying end face, described light-emitting diode provides from the divergent beams of described light-emitting face outgoing, described divergent beams have central shaft, and described central shaft is not orthogonal to described carrying bottom surface.
In preferred embodiment of the utility model, described substrate is dull and stereotyped.
In preferred embodiment of the utility model, the described carrying end face of each load bearing seat is identical with respect to the angle of inclination of corresponding carrying bottom surface.
In preferred embodiment of the utility model, each light-emitting diode also comprises light-emitting diode chip for backlight unit, described light-emitting diode chip for backlight unit is disposed in described package, described light-emitting diode chip for backlight unit has chip light-emitting face, and the chip light-emitting face of described light-emitting diode chip for backlight unit is parallel with the described light-emitting face of described package.
In preferred embodiment of the utility model, described light-emitting diode is surface attaching type light-emitting diode.
In preferred embodiment of the utility model, described a plurality of light-emitting diodes form a plurality of pixels, and each pixel comprises the light-emitting diode of multiple color.
In preferred embodiment of the utility model, each pixel comprises red light emitting diodes element, green LED element and blue LED element.
In preferred embodiment of the utility model, each pixel comprises red light emitting diodes element, green LED element, blue LED element and white light-emitting diode element.
In light emitting display device of the present utility model, because the carrying bottom surface of package is disposed on the installed surface of substrate, and carrying end face is with respect to the certain angle of carrying inclined bottom surface, the central shaft of the divergent beams that light-emitting diode sends is not orthogonal to carrying bottom surface and installed surface, therefore, the light direction of light emitting display device has obtained adjustment, more light can enter beholder's eyes, thereby lifting light utilization, the display brightness of increase light emitting display device.
Accompanying drawing explanation
Figure 1 shows that a kind of generalized section of existing light emitting display device.
Figure 2 shows that the side schematic view of light emitting display device of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection range of the present utility model is made to more explicit defining.
Figure 2 shows that the side schematic view of light emitting display device of the present utility model, it should be noted that, in Fig. 2, only schematically illustrate the structure of light emitting display device, do not limit the light-emitting diode of light emitting display device and the quantity of load bearing seat and arrangement mode.Refer to Fig. 2, the light emitting display device 20 of the present embodiment comprises substrate 22, a plurality of light-emitting diode 23 and a plurality of load bearing seat 24, and substrate 22 is dull and stereotyped, and it has installed surface 22a.Each light-emitting diode 23 comprises package 232 and light-emitting diode chip for backlight unit 233, and package 232 has relative bottom surface 232a and light-emitting face 232b, and bottom surface 232a is parallel to light-emitting face 232b.Light-emitting diode 23 provides from the divergent beams L2 of light-emitting face 232b outgoing, and divergent beams L2 has central shaft A2.Light-emitting diode chip for backlight unit 233 is disposed in package 232, and light-emitting diode chip for backlight unit 233 has chip light-emitting face 233a, and chip light-emitting face 233a is parallel with the light-emitting face 232b of package 232.
Light-emitting diode 23 can be surface attaching type light-emitting diode, but the utility model is not as limit.These light-emitting diodes 23 can form a plurality of pixels, and each pixel comprises the light-emitting diode of multiple color.Each pixel can comprise red light emitting diodes element, green LED element and blue LED element, but the utility model is not as limit, in other embodiments, each pixel also can comprise red light emitting diodes element, green LED element, blue LED element and white light-emitting diode element.
Load bearing seat 24 has relative carrying bottom surface 24a and carrying end face 24b, carrying bottom surface 24a is disposed on installed surface 22a, carrying end face 24b is with respect to carrying bottom surface 24a and installed surface 22a certain angle that tilts, and the carrying end face 24b of each load bearing seat 24 is identical with respect to the angle of inclination of corresponding carrying bottom surface 24a.Light-emitting diode 23 is corresponding one by one with load bearing seat 24, and each light-emitting diode 23 is disposed on the carrying end face 24b of a load bearing seat 24, and relative with substrate 22.Particularly, the bottom surface 232a of package 232 is disposed on the carrying end face 24b of load bearing seat 24, and bottom surface 232a and the light-emitting face 232b of carrying end face 24b, package 232 are parallel mutually.The central shaft A2 of divergent beams L2 is perpendicular to carrying end face 24b, bottom surface 232a and light-emitting face 232b, and is not orthogonal to the carrying bottom surface 24a of load bearing seat 24 and the installed surface 22a of substrate 22.The structure of the light-emitting face 232b of package 232 is not limited with the present embodiment, and in other embodiments, the light-emitting face 232b of package 232 also can be nonplanar structure, for example, be the surface of curved surface or other shapes.
In the present embodiment, light-emitting diode 23 is disposed on the carrying end face 24b of load bearing seat 24, because carrying end face 24b is with respect to the installed surface 22a of carrying bottom surface 24a and substrate 22 certain angle that tilts, so can change the light direction of light-emitting diode 23, make the central axis A 2 of the divergent beams L2 of light-emitting diode 23 outgoing be not orthogonal to installed surface 22a.
It should be noted that, the carrying end face 24b of load bearing seat 24 can be according to actual demand adjustment with respect to the angle of inclination of the installed surface 22a of carrying bottom surface 24a and substrate 22, by adjustment, carry end face 24b with respect to the angle of inclination of carrying bottom surface 24a, can make light-emitting diode 23 towards suitable light-emitting directions, thereby allow more light enter beholder's eyes, increase the brightness of light emitting display device 20, the utilance of prompting light.
In sum, light emitting display device of the present utility model has advantages of following:
1. in light emitting display device of the present utility model, because the carrying bottom surface of package is disposed on the installed surface of substrate, and carrying end face is with respect to the certain angle of carrying inclined bottom surface, the central shaft of the divergent beams that light-emitting diode sends is not orthogonal to carrying bottom surface and installed surface, therefore, the light direction of light emitting display device has obtained adjustment, more light can enter beholder's eyes, thereby lifting light utilization, the display brightness of increase light emitting display device.
2. in light emitting display device of the present utility model, with respect to existing light emitting display device, need not change the structure of original light-emitting diode, only be used on the basis of existing light emitting display device and add load bearing seat, it is the direction of the emergent ray of capable of regulating light-emitting diode, not only be convenient to produce, also can save production cost.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. a light emitting display device, it comprises substrate and a plurality of light-emitting diode, described substrate has installed surface, it is characterized in that, described light emitting display device also comprises a plurality of load bearing seats, each load bearing seat has relative carrying bottom surface and carrying end face, described carrying end face is with respect to the certain angle of described carrying inclined bottom surface, described carrying bottom surface is disposed on described installed surface, each light-emitting diode comprises package, described package has relative bottom surface and light-emitting face, described bottom surface is disposed on described carrying end face, described light-emitting diode provides from the divergent beams of described light-emitting face outgoing, described divergent beams have central shaft, described central shaft is not orthogonal to described carrying bottom surface.
2. light emitting display device as claimed in claim 1, is characterized in that, described substrate is dull and stereotyped.
3. light emitting display device as claimed in claim 1, is characterized in that, the described carrying end face of each load bearing seat is identical with respect to the angle of inclination of corresponding carrying bottom surface.
4. light emitting display device as claimed in claim 1, it is characterized in that, each light-emitting diode also comprises light-emitting diode chip for backlight unit, described light-emitting diode chip for backlight unit is disposed in described package, described light-emitting diode chip for backlight unit has chip light-emitting face, and the chip light-emitting face of described light-emitting diode chip for backlight unit is parallel with the described light-emitting face of described package.
5. light emitting display device as claimed in claim 1, is characterized in that, described light-emitting diode is surface attaching type light-emitting diode.
6. light emitting display device as claimed in claim 1, is characterized in that, described a plurality of light-emitting diodes form a plurality of pixels, and each pixel comprises the light-emitting diode of multiple color.
7. light emitting display device as claimed in claim 6, is characterized in that, each pixel comprises red light emitting diodes element, green LED element and blue LED element.
8. light emitting display device as claimed in claim 6, is characterized in that, each pixel comprises red light emitting diodes element, green LED element, blue LED element and white light-emitting diode element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320570945.8U CN203456504U (en) | 2013-09-16 | 2013-09-16 | Light emitting diode display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320570945.8U CN203456504U (en) | 2013-09-16 | 2013-09-16 | Light emitting diode display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203456504U true CN203456504U (en) | 2014-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320570945.8U Expired - Fee Related CN203456504U (en) | 2013-09-16 | 2013-09-16 | Light emitting diode display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203456504U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104091545A (en) * | 2014-06-30 | 2014-10-08 | 广东九联科技股份有限公司 | Display device and method for eliminating reflected light |
| CN112018594A (en) * | 2020-07-31 | 2020-12-01 | 深圳市聚飞光电股份有限公司 | Light source projector and manufacturing method thereof |
-
2013
- 2013-09-16 CN CN201320570945.8U patent/CN203456504U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104091545A (en) * | 2014-06-30 | 2014-10-08 | 广东九联科技股份有限公司 | Display device and method for eliminating reflected light |
| CN104091545B (en) * | 2014-06-30 | 2017-01-04 | 广东九联科技股份有限公司 | Display device and method for eliminating reflected light |
| CN112018594A (en) * | 2020-07-31 | 2020-12-01 | 深圳市聚飞光电股份有限公司 | Light source projector and manufacturing method thereof |
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| 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: 20140226 Termination date: 20140916 |
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| EXPY | Termination of patent right or utility model |