CN216527833U

CN216527833U - Display screen structure and display with same

Info

Publication number: CN216527833U
Application number: CN202120640881.9U
Authority: CN
Inventors: 余朝亮
Original assignee: Shenzhen Divoom Technology Co ltd
Current assignee: Shenzhen Divoom Technology Co ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2022-05-13
Anticipated expiration: 2031-03-30

Abstract

The application relates to the field of screen display, in particular to a display structure, which comprises a lamp panel, a shading grating and a light diffusion film, wherein the lamp panel is provided with a plurality of LED lamp beads; the LED lamp beads are arranged in a matrix; the shading grating comprises a plurality of transverse partition plates and a plurality of longitudinal partition plates, wherein the transverse partition plates are arranged in parallel, the longitudinal partition plates are arranged in parallel, the transverse partition plates and the longitudinal partition plates are mutually and vertically connected to form light-transmitting grids, and the light-transmitting grids are arranged in a matrix; the positions and the number of the light-transmitting grids correspond to those of the LED lamp beads one by one, and the shading grids are arranged on one side of the lamp panel, where the LED lamp beads are arranged; the light diffusion film covers in the one side that shading grid deviates from the lamp plate, and light diffusion film and lamp plate are parallel to each other. This application can promote the independent luminous effect of LED lamp pearl in the lamp plate.

Description

Display screen structure and display with same

Technical Field

The application relates to the field of screen display, in particular to a display screen structure and a display with the same.

Background

The history source of the pixel wind is long and can be traced back to the ancient Hirschmanni of 800 years before the Gongyuan, the pixel wind is from a mosaic, and people at that time use various colors of small stones, glass sheets or ceramic sheets to inlay patterns; the dot color painting represented by George and Carla in the 19 th century is also another source of pixel wind art, and a complete picture is built by utilizing countless fine colors. The pixel wind is to realize color combination change of a picture by using color change of complementary colors and adjacent colors in a color wheel, and form various images. In the twentieth century, early computers and display capabilities were limited, memories were small, colors were single, resolutions were low, and too much information could not be displayed, so first game developers could only use very limited pixels to compose pictures to save functions and ensure smooth operation of computers.

Along with the gradual maturity of LED light-emitting technology, the application of LED lamp pearl is also more and more diversified. However, when a plurality of LED lamp beads are simultaneously installed on one lamp panel to emit light, the light-emitting colors of the LED lamp beads can be mixed with each other, so that the light-emitting definition of the LED lamp beads is influenced.

Aiming at the related technologies, the inventor thinks that the defect that the independent light-emitting effect of the LED lamp bead is poor exists.

SUMMERY OF THE UTILITY MODEL

In order to promote the independent luminous effect of LED lamp pearl in the lamp plate, this application provides a display structure.

In a first aspect, the following technical solution is adopted for a display structure provided by the present application:

a display structure comprising:

the LED lamp comprises a lamp panel, wherein a plurality of LED lamp beads are arranged on the lamp panel; the LED lamp beads are arranged in a matrix;

the shading grating comprises a plurality of transverse partition plates and a plurality of longitudinal partition plates, wherein the transverse partition plates are arranged in parallel, the longitudinal partition plates are arranged in parallel, the transverse partition plates and the longitudinal partition plates are mutually and vertically connected to form light-transmitting grids, and the light-transmitting grids are arranged in a matrix; the positions and the number of the light-transmitting grids correspond to those of the LED lamp beads one by one, and the shading grids are arranged on one side of the lamp panel, where the LED lamp beads are arranged;

the light diffusion film, light diffusion film butt in the shading grid one side that deviates from the lamp plate, light diffusion film and the mutual parallel arrangement of lamp plate.

By adopting the technical scheme, the LED lamp beads are arranged in a matrix shape, the effect of simulating pixel wind is achieved, light emitted by each LED lamp bead forms a pixel point, and the LED lamp beads are used for emitting light to achieve the effect of image display by utilizing the characteristics of low cost and small display information amount of the pixel wind; the shading grating can realize the independence of the light-emitting wavelength among the LED lamp beads, so that the light emitted among different LED lamp beads is not easy to mix with the light emitted by other LED lamp beads, and the definition of images formed by the LED lamp beads is improved; the light diffusion membrane can be even with the light diffusion that LED lamp pearl sent for the light-permeable square can both be filled up to the light of each LED lamp pearl, and the linking transition between the pixel is more natural.

Optionally, one side of the light diffusion film, which is away from the shading grating, is covered with a light-transmitting protection panel, and the light-transmitting protection panel and the light diffusion film are arranged in parallel.

Through adopting above-mentioned technical scheme, printing opacity protection panel can play the effect of protection light diffusion membrane, can also support light diffusion membrane simultaneously for light diffusion membrane and shading grid keep the state of mutual butt, maintain the definition between the pixel.

Optionally, the lamp plate butt is in mutual butt of a side of shading grid, and is connected through connection structure between lamp plate and the shading grid.

Through adopting above-mentioned technical scheme, the connection between lamp plate and the shading grid is comparatively firm, can make the light that LED lamp pearl on the lamp plate sent be difficult for from the gap light leak between shading grid and the lamp plate, consequently can make the wavelength of the light of LED lamp pearl maintain at comparatively invariable scope, has promoted the definition of pixel and has stabilized the independent luminous colour of pixel.

Optionally, a plurality of mounting hole has been seted up on the lamp plate, the shading grid is provided with spacing post towards one side protrusion of lamp plate, spacing post is pegged graft with the mounting hole and is cooperated.

Through adopting above-mentioned technical scheme, it is spacing to realize being connected between shading grid and the lamp plate through spacing post and mounting hole grafting cooperation, has simple to operate's advantage to be connected between shading grid and the lamp plate is more stable.

Optionally, the cross section of cross slab and the cross section of vertical baffle all are isosceles trapezoid, the shorter last base of isosceles trapezoid is towards the light diffusion membrane, the longer lower base of isosceles trapezoid is towards the lamp plate.

By adopting the technical scheme, the isosceles trapezoid can ensure that the sizes of the light-transmitting grids are consistent, and the display effect is improved; and the printing opacity square forms the osculum end towards the lamp plate, and the printing opacity square forms the macrostoma end towards the light diffuser plate, and the osculum end is less than the macrostoma end, and consequently the slope has taken place for the inner wall of printing opacity square, has so set up the effect of the light of reflection LED lamp pearl, has promoted the degree of consistency of pixel.

Optionally, the LED lamp bead is an RGB lamp.

By adopting the technical scheme, the RGB lamp comprises the three primary colors of red, green and blue, and can realize color mixing by controlling the brightness and the extinguishing of the three primary colors, so that the color of light is changed more, and the formation of various images with rich color change is facilitated.

Optionally, the LED lamp bead is a COB light source or an SMD light source.

By adopting the technical scheme, the RGB lamp comprises the three primary colors of red, green and blue, and can realize color mixing by controlling the brightness and the extinguishing of the three primary colors, so that the color of light is changed more, and the formation of various images with rich color change is facilitated; the COB light source has larger light-emitting area and more uniform light emission, and can reduce the light and shade change in a single pixel point; the SMD light source has lower mounting cost, more stable structure and longer service life of the LED lamp beads.

Optionally, the light-transmitting square is square.

By adopting the technical scheme, the pixel points are square, so that the image proportion formed by the pixel points is more restored to the preset image.

Optionally, the light-transmitting protective panel is a transparent acrylic panel.

Through adopting above-mentioned technical scheme, transparent acrylic panel's wearability is better to the transparency is higher, and life is longer.

Optionally, the light diffusion film includes a PET film, and diffusion layers and anti-scratch layers are respectively disposed on two sides of the PET film.

Through adopting above-mentioned technical scheme, the transparency of PET membrane is better, and tough performance preferred, the diffuse layer can play and carry out effects such as refraction, reflection to the light, realizes atomizing the light of LED lamp pearl, makes the luminance distribution of pixel.

In a second aspect, the present application provides a display structure that adopts the following technical solution:

a display comprises the display structure.

By adopting the technical scheme, the display can realize the display of the analog pixel wind, and has the characteristics of clear display image, less occupied resources, energy conservation, easy realization and the like.

Drawings

FIG. 1 is an exploded view of a display structure according to an embodiment of the present application.

FIG. 2 is a front view of a display structure according to an embodiment of the present application.

Fig. 3 is a sectional view taken along line B-B in fig. 2.

Fig. 4 is a schematic view of a side of a light blocking grating facing a light diffuser according to an embodiment of the present application.

Fig. 5 is a schematic view of the shading grille towards one side of the lamp panel according to an embodiment of the present application.

FIG. 6 is a schematic diagram that the lamp plate of this application one embodiment is provided with LED lamp pearl a side.

Fig. 7 is a schematic view of the layer structure of a light diffusion film according to an embodiment of the present application.

Description of reference numerals:

1. a lamp panel; 101. mounting holes; 11. LED lamp beads;

2. a light-shielding grid; 201. a limiting column; 21. a diaphragm plate; 22. a longitudinal partition plate; 23. a light-transmitting square grid;

3. a light diffusion film; 31. a PET film; 32. a diffusion layer; 33. an anti-scratch layer;

4. a light-transmitting protective panel.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a display screen structure.

Referring to fig. 1 and 2, a display screen structure includes a lamp panel 1, and a light-shielding grille 2, a light diffusion film 3, and a light-transmitting protective panel 4 are sequentially installed on the lamp panel 1.

Referring to fig. 1, foretell lamp plate 1 can be the PCB board, also can be FPC flexible circuit board, is provided with a plurality of LED lamp pearls 11 on the lamp plate 1, and a plurality of LED lamp pearls 11 are the matrix and arrange, and specifically, the column of 11 matrixes of LED lamp pearl can be unanimous with the quantity of horizontal row, also can not the same.

Further, the LED lamp beads 11 may be RGB lamps, each of which has a red, green, and blue LED, so that the LEDs can be mixed to generate various colors by adjusting the on-state and brightness of the red, green, and blue LEDs, thereby generating light of various colors, and when displaying images, the LEDs can restore images with rich colors. In one embodiment, the RGB light can be mixed into white light by red, green and blue light, or the mixed light effect of red, green and blue can be controlled independently to obtain color.

Further, the LED lamp 11 can be an SMD light source or a COB light source, and when the SMD light source is adopted, the LED lamp 11 has the advantages of high reliability, strong vibration resistance, low solder joint defect rate, and the like; when adopting the COB light source, LED lamp pearl 11 has advantages such as high color rendering, luminous even. In other embodiments, the LED lamp beads 11 may also be packaged LED lamp beads 11 with a direct-insertion light source, a high-power light source, and the like.

Referring to fig. 1 and 3, the light-shielding grille 2 includes a plurality of transverse partitions 21 disposed in parallel and a plurality of longitudinal partitions 22 disposed in parallel, the transverse partitions 21 and the longitudinal partitions 22 are both long, and the transverse partitions 21 and the longitudinal partitions 22 are both isosceles trapezoids in cross section; the transverse partition plate 21 and the longitudinal partition plate 22 are mutually vertically connected to form light-transmitting grids 23, and the light-transmitting grids 23 are distributed in a matrix shape. Further, the bulkhead 21 and the vertical bulkhead 22 are injection-molded by a mold, and the vertical bulkhead 22 and the bulkhead 21 are integrally connected. The distance between the transverse partition plates 21 is consistent, and the distance between the longitudinal partition plates 22 is consistent, so that the light-transmitting grids 23 are rectangular; with reference to fig. 4, the transverse partition 21 and the longitudinal partition 22 have equal spacing, and the transparent grid 23 is square. The positions and the number of the light-transmitting grids 23 correspond to those of the LED lamp beads 11 one by one. Further, the number of the horizontal separators 21 is equal to that of the vertical separators 22.

Referring to fig. 5, a limiting column 201 is integrally formed on one side of the light-shielding grille 2, the limiting column 201 is disposed at the joint between the diaphragm plate 21 and the longitudinal diaphragm plate 22, and the limiting column 201 is disposed on the lower bottom edge of the diaphragm plate 21 and the longitudinal diaphragm plate 22, which has a longer cross section; referring to fig. 6, correspondingly, the lamp panel 1 is provided with a mounting hole 101; combine fig. 3, the position of spacing post 201 is corresponding with the position of mounting hole 101, one side that is provided with spacing post 201 when shading grid 2 is provided with a side face of LED lamp pearl 11 towards lamp plate 1, spacing post 201 and mounting hole 101 cooperation of pegging graft, realize being connected between shading grid 2 and the lamp plate 1, so set up, each LED lamp pearl 11 all is arranged in printing opacity square 23, when LED lamp pearl 11 is luminous, the light of each LED lamp pearl 11 all is separated by shading grid 2, make the difficult phenomenon of mixing with the light that adjacent LED lamp pearl 11 sent of light of LED lamp pearl 11 in each printing opacity square 23, thereby realized the independent change of luminescent wavelength between LED lamp pearl 11.

Referring to fig. 7, the light diffusion film 3 includes a PET film 31, and a diffusion layer 32 and a scratch resistant layer 33 are respectively combined on both sides of the PET film 31. When the cross section of the longitudinal partition plate 22 and the cross section of the transverse partition plate 21 are isosceles trapezoids, the shorter upper bottom edge is abutted against one side of the anti-scratch layer 33 departing from the PET film 31, so that the light diffusion film 3 and the lamp panel 1 are arranged in parallel. A plurality of diffusion particles are distributed in the diffusion layer 32, light emitted by the LED lamp beads 11 enters the anti-scratching layer 33, passes through the PET film 31 and is scattered by the diffusion particles in the diffusion layer 32, and therefore light distribution of the LED lamp beads 11 is more uniform.

Referring to fig. 1 and 3, the light-transmitting protective panel 4 and the diffusion layer 32 are abutted away from the PET film 31 so that the light-transmitting protective panel and the light diffusion film 3 are arranged in parallel with each other. Further, the material of the light-transmitting protection panel 4 may be a glass plate, a transparent acrylic panel, or other transparent light-transmitting protection panels 4. The light-transmitting protective panel 4 may be a transparent material with black color, or may be a transparent material with colors such as red, blue, color-changing, or green.

The implementation principle of a display structure in the embodiment of the application is as follows: the electricity utilization of the LED lamp beads 11 arranged in a matrix shape on the lamp panel 1 can be controlled independently, the LED lamp beads 11 are RGB lamps, and each LED lamp bead 11 can generate various color changes through the mixing of three primary colors, so that the lamp beads on the lamp panel 1 can form various color patterns to realize the color change of dynamic images; the shading grids 2 and the lamp panel 1 are connected tightly through the connecting structure, so that the shading grids 2 and the lamp panel 1 are tightly attached, gaps are not easily generated between the adjacent light-transmitting grids 23, light mixing is not easily generated between each pixel point, and the independence between each pixel point is high; the light diffusion film 3 is also abutted against the other side of the shading grating 2, so that the light diffusion film 3 covers the light-transmitting grids 23, and light emitted from the light-transmitting grids 23 is uniformly atomized, so that the light emission of pixel points is more uniform; light can be emitted from the light-transmitting protective panel 4, and the light-transmitting protective panel 4 has a supporting effect on the light diffusion film 3, so that the light diffusion film 3 and the shading grating 2 are well attached, and the conditions of light leakage and light color superposition among different light-transmitting grids 23 are reduced; to sum up, this application can separate through 2 through shading grids with LED lamp pearl 11 on the lamp plate 1 to through the even atomizing between the light diffusion piece, the generation of simulation pixel point, its structure is comparatively ingenious, and the cost is lower, the pixel point is clear, has stronger industrial application prospect.

The embodiment of the application also discloses a display.

A display includes a display structure.

The implementation principle of the display in the embodiment of the application is as follows: the display can display pixel points formed by simulation, and because the color and brightness changes among the pixel points are independent, various images can be displayed, and dynamic changes of the images can be realized according to a preset program.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A display structure, characterized by: the method comprises the following steps:

the LED lamp comprises a lamp panel (1), wherein a plurality of LED lamp beads (11) are arranged on the lamp panel (1), and the LED lamp beads (11) are arranged in a matrix;

the shading grating (2), the shading grating (2) comprises a plurality of transverse partition plates (21) which are arranged in parallel and a plurality of longitudinal partition plates (22) which are arranged in parallel, the transverse partition plates (21) and the longitudinal partition plates (22) are mutually and vertically connected to form light-transmitting grids (23), and the light-transmitting grids (23) are arranged in a matrix manner; the positions and the number of the light-transmitting grids (23) correspond to those of the LED lamp beads (11) one by one, and the shading grids (2) are arranged on one side of the lamp panel (1) where the LED lamp beads (11) are arranged;

light diffusion membrane (3), light diffusion membrane (3) butt deviates from one side of lamp plate (1) in shading grid (2), light diffusion membrane (3) and lamp plate (1) parallel arrangement each other.

2. A display structure according to claim 1, characterized in that: one side of the light diffusion film (3) departing from the shading grating (2) is covered with a light-transmitting protection panel (4), and the light-transmitting protection panel (4) and the light diffusion film (3) are arranged in parallel.

3. A display structure according to claim 1, characterized in that: the lamp plate (1) butt is in the mutual butt of a side of shading grid (2), and is connected through connection structure between lamp plate (1) and shading grid (2).

4. A display structure according to claim 3, characterized in that: a plurality of mounting hole (101) have been seted up on lamp plate (1), shading grid (2) are provided with spacing post (201) towards the one side protrusion of lamp plate (1), spacing post (201) are pegged graft with mounting hole (101) and are cooperated.

5. A display structure according to claim 1, characterized in that: the cross section of cross slab (21) and the cross section of vertical baffle (22) all are isosceles trapezoid, the shorter last base of isosceles trapezoid is towards light diffusion membrane (3), the longer lower base of isosceles trapezoid is towards lamp plate (1).

6. A display structure according to claim 1, characterized in that: the LED lamp beads (11) are RGB lamps.

7. A display structure according to claim 1, characterized in that: LED lamp pearl (11) are COB light source or SMD light source.

8. A display structure according to claim 2, characterized in that: the light-transmitting protective panel (4) is a transparent acrylic panel.

9. A display structure according to claim 1, characterized in that: the light diffusion film (3) comprises a PET film (31), and a diffusion layer (32) and an anti-scratch layer (33) are respectively arranged on two sides of the PET film (31).

10. A display, characterized by: comprising a display structure according to claims 1-9 above.