CN204117516U - High definition LED display - Google Patents
High definition LED display Download PDFInfo
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- CN204117516U CN204117516U CN201420470087.4U CN201420470087U CN204117516U CN 204117516 U CN204117516 U CN 204117516U CN 201420470087 U CN201420470087 U CN 201420470087U CN 204117516 U CN204117516 U CN 204117516U
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- lamp bead
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- led lamp
- led display
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Abstract
The utility model provides a kind of high definition LED display.Described high definition LED display comprises from lower to upper the folded driving mainboard established successively, the LED lamp bead of multiple lattice arrangement, astigmatism light guiding film and LED panel, LED lamp bead described in each is all electrically connected with described driving mainboard, described astigmatism light guiding film comprises first surface and second surface, described second surface upper part convexes to form multiple and described multiple LED lamp bead positive truncated rectangular pyramids structure one to one, described in each, positive truncated rectangular pyramids structure comprises the first end face and the second end face, the size of described first end face is greater than the size of described second end face, and described second end face is near described LED lamp bead corresponding with it.The utility model provides a kind of high definition LED display, can guarantee that its sharpness improves greatly, while minimum viewing distance significantly reduces, can not bring the significantly rising of its cost.
Description
Technical field
The utility model relates to display screen technology field, particularly relates to a kind of high definition LED display.
Background technology
We know, the point of LED display is apart from the distance referred between two LED illuminator, and sharpness that is general and LED display has linear relation.In general, the point of LED display is apart from larger, and the sharpness of LED display is poorer, and its viewing ratio is just far away.In order to improve the sharpness of LED display, shorten its viewing ratio, we can only diminish a distance.The method of the number increasing LED lamp bead is normally adopted in prior art, LED lamp bead described in each forms a LED illuminator, the density of LED illuminator is improved greatly, and then greatly shorten the some distance of LED display, but, because the number of LED lamp bead adds, the cost of LED display so not only can be caused significantly to rise, also bring the other problemses such as heat radiation to LED display simultaneously.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provides a kind of high definition LED display, can guarantee that its sharpness improves greatly, while minimum viewing distance significantly reduces, can not bring the significantly rising of its cost.
The utility model is achieved in that
A kind of high definition LED display, described high definition LED display comprises from lower to upper the folded driving mainboard established successively, the LED lamp bead of multiple lattice arrangement, astigmatism light guiding film and LED panel, LED lamp bead described in each is all electrically connected with described driving mainboard, described astigmatism light guiding film comprises first surface and second surface, described second surface upper part convexes to form multiple and described multiple LED lamp bead positive truncated rectangular pyramids structure one to one, described in each, positive truncated rectangular pyramids structure comprises the first end face and the second end face, the size of described first end face is greater than the size of described second end face, and described second end face is near described LED lamp bead corresponding with it.
As the improvement of above-mentioned high definition LED display, described first end face is square structure, and often the length on bar limit equals the spacing between described first end face adjacent between two.
As the improvement of above-mentioned high definition LED display, the size of described second end face is greater than the size of described LED lamp bead.
The beneficial effects of the utility model are: the high definition LED display that the utility model provides, by arranging astigmatism light guiding film between LED panel and the LED lamp bead of multiple lattice arrangement, and the second surface of described astigmatism light guiding film is provided with multiple and described multiple LED lamp bead positive truncated rectangular pyramids structure one to one, make LED lamp bead described in each through the leaded light effect of described positive truncated rectangular pyramids structure corresponding with it, all can form four LED illuminator, so just, can when not needing the number increasing described LED lamp bead, significantly improve the density of LED illuminator, and then the some distance substantially reduced between two between LED illuminator, the sharpness of described high definition LED display is improved greatly, while minimum viewing distance significantly reduces, also the significantly rising of its cost can not be caused, to the production and processing of LED display, heat radiation in use procedure all brings benefit.In addition, described astigmatism light guiding film also can play a protective effect to described high definition LED display, makes described high definition LED display more smooth and not fragile.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the sectional structure schematic diagram of a kind of preferred embodiment of the utility model high definition LED display.
Fig. 2 is the fundamental diagram of the LED display of high definition shown in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the present embodiment provides a kind of high definition LED display 1.Described high definition LED display 1 comprises from lower to upper folded driving mainboard 11, the LED lamp bead 12 of multiple lattice arrangement, astigmatism light guiding film 13 and LED panel 14 of establishing successively.
Particularly, LED lamp bead 12 described in each is all electrically connected with described driving mainboard 11.Described astigmatism light guiding film 13 comprises first surface 131 and second surface 132, and described second surface 132 upper part convexes to form multiple and described multiple LED lamp bead 12 positive truncated rectangular pyramids structure 133 one to one.Described in each, positive truncated rectangular pyramids structure 131 comprises the first end face (not shown) and the second end face 1331, the size of described first end face (not shown) is greater than the size of described second end face 1331, and described second end face 1331 is near described LED lamp bead 12 corresponding with it.Preferably, described first end face (not shown) is square structure, and often the length on bar limit equals the spacing between described first end face (not shown) adjacent between two.The size of described second end face 1331 is greater than the size of described LED lamp bead 12, make described second end face 1331 can cover completely with it near described LED lamp bead 12.
So, during work, the light that described in each, LED lamp bead 12 sends is just by the leaded light effect of described positive truncated rectangular pyramids structure 133 corresponding with it, make it to lead equably on four corners of described first end face (not shown), as shown in Figure 2, from described first surface 131, the LED illuminator that LED lamp bead 12 described in each is formed all one is divided into four, define 4 LED illuminator 121, density becomes 4 times, make the point between two between LED illuminator apart from shortening half, the i.e. LED display of 4mm point distance, become the LED display of 2mm point distance, thus shorten viewing ratio, improve sharpness.
The high definition LED display that the present embodiment provides, by arranging astigmatism light guiding film between LED panel and the LED lamp bead of multiple lattice arrangement, and the second surface of described astigmatism light guiding film is provided with multiple and described multiple LED lamp bead positive truncated rectangular pyramids structure one to one, make LED lamp bead described in each through the leaded light effect of described positive truncated rectangular pyramids structure corresponding with it, all can form four LED illuminator, so just, can when not needing the number increasing described LED lamp bead, significantly improve the density of LED illuminator, and then the some distance substantially reduced between two between LED illuminator, the sharpness of described high definition LED display is improved greatly, while minimum viewing distance significantly reduces, also the significantly rising of its cost can not be caused, to the production and processing of LED display, heat radiation in use procedure all brings benefit.In addition, described astigmatism light guiding film also can play a protective effect to described high definition LED display, makes described high definition LED display more smooth and not fragile.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. a high definition LED display, it is characterized in that, described high definition LED display comprises from lower to upper the folded driving mainboard established successively, the LED lamp bead of multiple lattice arrangement, astigmatism light guiding film and LED panel, LED lamp bead described in each is all electrically connected with described driving mainboard, described astigmatism light guiding film comprises first surface and second surface, described second surface upper part convexes to form multiple and described multiple LED lamp bead positive truncated rectangular pyramids structure one to one, described in each, positive truncated rectangular pyramids structure comprises the first end face and the second end face, the size of described first end face is greater than the size of described second end face, and described second end face is near described LED lamp bead corresponding with it.
2. high definition LED display as claimed in claim 1, it is characterized in that, described first end face is square structure, and often the length on bar limit equals the spacing between described first end face adjacent between two.
3. high definition LED display as claimed in claim 1, it is characterized in that, the size of described second end face is greater than the size of described LED lamp bead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470087.4U CN204117516U (en) | 2014-08-18 | 2014-08-18 | High definition LED display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420470087.4U CN204117516U (en) | 2014-08-18 | 2014-08-18 | High definition LED display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204117516U true CN204117516U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420470087.4U Active CN204117516U (en) | 2014-08-18 | 2014-08-18 | High definition LED display |
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| CN (1) | CN204117516U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017152583A1 (en) * | 2016-03-11 | 2017-09-14 | 深圳市歌美迪电子技术发展有限公司 | Rear-view mirror system with display screen evenly enhancing backlight |
| CN108508526A (en) * | 2018-04-19 | 2018-09-07 | Oppo广东移动通信有限公司 | Light guide structure, shell and electronic device |
| WO2020063155A1 (en) * | 2018-09-28 | 2020-04-02 | 深圳光峰科技股份有限公司 | Led display screen |
| CN113534537A (en) * | 2021-07-28 | 2021-10-22 | 南京京东方显示技术有限公司 | Backlight module and display device |
-
2014
- 2014-08-18 CN CN201420470087.4U patent/CN204117516U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017152583A1 (en) * | 2016-03-11 | 2017-09-14 | 深圳市歌美迪电子技术发展有限公司 | Rear-view mirror system with display screen evenly enhancing backlight |
| CN108508526A (en) * | 2018-04-19 | 2018-09-07 | Oppo广东移动通信有限公司 | Light guide structure, shell and electronic device |
| WO2020063155A1 (en) * | 2018-09-28 | 2020-04-02 | 深圳光峰科技股份有限公司 | Led display screen |
| CN110969958A (en) * | 2018-09-28 | 2020-04-07 | 深圳光峰科技股份有限公司 | LED display screen |
| CN110969958B (en) * | 2018-09-28 | 2022-05-13 | 深圳光峰科技股份有限公司 | LED display screen |
| CN113534537A (en) * | 2021-07-28 | 2021-10-22 | 南京京东方显示技术有限公司 | Backlight module and display device |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |