CN-121982976-A - Display screen and display device

Abstract

The disclosure relates to the technical field of display, and in particular relates to a display screen and a display device, wherein at least one side surface of the display screen is a splicing surface, the display screen comprises a color resistance layer, the color resistance layer comprises a plurality of color resistance blocks, and the plurality of color resistance blocks are arranged in an array. The color blocks close to the splicing surface are defined as splicing color blocks, a light guide groove is formed in a local area of each splicing color block, a reflecting layer is arranged in the light guide groove and comprises a first end and a second end which are opposite, the second end is close to the splicing surface compared with the first end, the first end is close to the light inlet side of the color block compared with the second end, and the reflecting layer is configured to guide out partial light irradiated to the splicing color blocks from the splicing surface. According to the display screen, the light guide groove is formed in the local area of the spliced color block, the reflecting layer is arranged in the light guide groove, and part of light irradiated to the spliced color block is guided out from the spliced surface by the reflecting layer, so that the emergent light intensity of the spliced surface of the display screen can be enhanced.

Inventors

• LI YAO
• XU PEI

Assignees

• 惠科股份有限公司

Dates

Publication Date

20260505

Application Date

20260401

Claims (10)

1. 1. The display screen is characterized by comprising a color resistance layer, wherein the color resistance layer comprises a plurality of color resistance blocks, and the color resistance blocks are arranged in an array; The color blocks close to the splicing surface are defined as splicing color blocks, a light guide groove is formed in a local area of each splicing color block, a reflecting layer is arranged in the light guide groove, the reflecting layer comprises a first end and a second end which are opposite, the second end is close to the splicing surface compared with the first end, the first end is close to the light inlet side of the color block layer compared with the second end, and the reflecting layer is configured to guide out partial light irradiated to the splicing color blocks from the splicing surface.
2. 2. The display screen of claim 1, wherein the reflective layer comprises a plurality of light holes arranged at intervals, the light holes being disposed through the reflective layer.
3. 3. The display screen of claim 1, wherein the other color blocks of the plurality of color blocks other than the stitched color block are defined as normal color blocks, wherein, In the direction perpendicular to the splicing surface, the size of the splicing color block is larger than that of the normal color block.
4. 4. A display screen according to claim 3, wherein the ratio of the normal color block to the spliced color block in the direction perpendicular to the splicing surface is 1:2 to 1:3, and/or, The area of the spliced color block, where the reflecting layer is not arranged, is defined as a light transmission area, and the ratio of the size of the light transmission area to the size of the normal color block is 1:1 in the direction perpendicular to the spliced surface.
5. 5. A display device comprising a reflective structure and a plurality of display screens according to any one of claims 1-4, wherein a plurality of display screens are spliced with each other, a splice area is arranged between adjacent display screens, the reflective structure is positioned in the splice area, and the reflective structure is configured to guide light rays emitted from splicing surfaces of two adjacent display screens to a light emitting surface of the display device.
6. 6. The display device according to claim 5, wherein the display device includes a light filtering portion provided on a light emitting side of the light reflecting structure; The front projection of the light filtering part covers the front projection of the joint area and the front projection of the edge part of the adjacent joint color block on the light emitting surface of the display device.
7. 7. The display device according to claim 6, wherein the light filtering portion has a first light filtering region and a second light filtering region, a mosaic color block of the display screen adjacent to the first light filtering region is defined as a first mosaic color block, and a mosaic color block of the display screen adjacent to the second light filtering region is defined as a second mosaic color block; The first light filtering area and the first spliced color block have the same color and cover the edge part of the first spliced color block; The second filtering area and the second spliced color block have the same color and cover the edge part of the second spliced color block.
8. 8. The display device of claim 7, wherein the light filtering portion further comprises a light shielding region between the first light filtering region and the second light filtering region, the light shielding region configured to block light, and/or, The front projection of the first light filtering area on the first spliced color block can cover the corresponding light guide groove, and the front projection of the second light filtering area on the second spliced color block can cover the corresponding light guide groove.
9. 9. The display device of claim 7, wherein the light reflecting structure comprises: The top edge of the first reflecting surface is connected with one side edge of the first light filtering area, which is close to the second light filtering area, and is not lower than the top surface of the adjacent color resistance layer, and the bottom edge of the first reflecting surface is not higher than the bottom surface of the adjacent color resistance layer; the top edge of the second reflecting surface is connected with one side edge of the second light filtering area, which is close to the first light filtering area, and is not lower than the top surface of the adjacent color resistance layer, and the bottom edge of the second reflecting surface is not higher than the bottom surface of the adjacent color resistance layer; The first reflecting surface and the second reflecting surface are configured to guide light rays emitted from two adjacent splicing surfaces to the light emitting surface of the display device.
10. 10. The display device of claim 9, wherein the first reflective surface is parallel to a corresponding adjacent reflective layer and the second reflective surface is parallel to another corresponding adjacent reflective layer, and/or, The included angle between the first reflecting surface and the second reflecting surface and the light-emitting surface of the display device is in the range of 45-75 degrees.

Description

Display screen and display device Technical Field The disclosure belongs to the technical field of display, and particularly relates to a display screen and a display device. Background In the related art, when a plurality of spliced display screens are spliced and displayed, a splice area is generated at the splice position, and the brightness of the splice area is far lower than the display brightness of the light-emitting surface of the display screen, so that the overall display effect is poor. Disclosure of Invention An object of the present disclosure is to provide a display screen and a display device, in which part of light irradiated to a spliced color block can be guided out from a spliced surface through a reflective layer which is obliquely arranged relative to a light-emitting surface of the display screen in the spliced color block, so as to enhance the intensity of emergent light of the spliced surface of the display screen. The embodiment of the disclosure provides a display screen, at least one side surface of the display screen is a splicing surface, the display screen comprises a color resistance layer, the color resistance layer comprises a plurality of color resistance blocks, and the plurality of color resistance blocks are arranged in an array; The color blocks close to the splicing face among the color blocks are defined as splicing color blocks, a light guide groove is formed in a local area of each splicing color block, a reflecting layer is arranged in the light guide groove, each reflecting layer comprises a first end and a second end which are opposite, the second ends are close to the splicing face compared with the first ends, the first ends are close to the light inlet side of the color block layer of the display screen compared with the second ends, and the reflecting layer is configured to guide out partial light irradiated to each splicing color block from the splicing face. In an exemplary embodiment of the present disclosure, the reflective layer includes a plurality of light holes arranged at intervals, and the light holes are disposed through the reflective layer. In one exemplary embodiment of the present disclosure, other color blocks of the plurality of color blocks other than the stitched color block are defined as normal color blocks, wherein, In the direction perpendicular to the splicing surface, the size of the splicing color block is larger than that of the normal color block. In one exemplary embodiment of the present disclosure, the ratio of the normal color block to the spliced color block in the direction perpendicular to the splicing face is 1:2 to 1:3, and/or, The area of the spliced color block, where the reflecting layer is not arranged, is defined as a light transmission area, and the ratio of the size of the light transmission area to the size of the normal color block is 1:1 in the direction perpendicular to the spliced surface. The disclosure provides a display device, including reflection of light structure and a plurality of arbitrary display screen of above-mentioned, a plurality of splice each other between the display screen has the piece district between the adjacent display screen, reflection of light structure is located the piece district, reflection of light structure is configured to be adjacent two the light that the concatenation face of display screen was emergent is directed to display device's light-emitting surface. In one exemplary embodiment of the present disclosure, the display device includes a light filtering portion disposed on a light emitting side of the light reflecting structure; The front projection of the light filtering part covers the front projection of the joint area and the front projection of the edge part of the adjacent joint color block on the light emitting surface of the display device. In an exemplary embodiment of the present disclosure, the light filtering part has a first light filtering region and a second light filtering region, a mosaic color block of the display screen adjacent to the first light filtering region is defined as a first mosaic color block, and a mosaic color block of the display screen adjacent to the second light filtering region is defined as a second mosaic color block; the first filtering area and the first spliced color resistance block have the same color and cover the edge part of the first spliced color resistance; The second filtering area and the second spliced color block have the same color and cover the edge part of the second spliced color block. In one exemplary embodiment of the present disclosure, the light filtering part further includes a light shielding region between the first and second light filtering regions, the light shielding region being configured to shield light, and/or, The front projection of the first light filtering area on the first spliced color block can cover the corresponding light guide groove, and the front projection of the second light filteri