CN212515120U - Disorder distributing type site light guide plate - Google Patents
Disorder distributing type site light guide plate Download PDFInfo
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- CN212515120U CN212515120U CN202020871052.7U CN202020871052U CN212515120U CN 212515120 U CN212515120 U CN 212515120U CN 202020871052 U CN202020871052 U CN 202020871052U CN 212515120 U CN212515120 U CN 212515120U
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Abstract
The utility model belongs to the technical field of the light guide plate, concretely relates to out of order distributing type site light guide plate, the package rubbing board body and set up in a plurality of sites of plate body, a plurality of sites all set up in the bottom surface or the top surface of plate body, and the distribution density of a plurality of sites reduces gradually, and the size of a plurality of sites is all different. In practical application, the net points with low distribution density have lower reflection and/or refraction effects on light rays than the net points with high distribution density; in the work, the light of LED light source gets into from the site side that distribution density is low, after being reflected and/or refraction by the site that distribution density is low, get into the site side that distribution density is high gradually, with light refraction angle grow, light carries out the secondary diffuse reflection in the plate body, convert into the area source by the pointolite, make the light distribution in the light guide plate even, and can fade the grid line visual effect problem that ordinary regular site produced, this kind of structural design makes the light distribution in the light guide plate even, effectively weaken the bright and dark inequality of display screen, phenomenons such as light beam.
Description
Technical Field
The utility model belongs to the technical field of the light guide plate, concretely relates to out of order distributing type site light guide plate.
Background
In a display device (e.g., a liquid crystal display), a backlight module is generally installed to enhance the display effect, and a light source is disposed at one side of a light guide plate, and enters the light guide plate from a light incident surface of the light guide plate, and light is diffused through the light guide plate to illuminate the display. In order to make the light of the light guide plate uniformly diffuse, it is common in the industry to add dots in the light guide plate to enhance the light diffusion.
In the prior art, for example, a light guide plate with concave dots of application No. 201721704888.2 changes the circular convex dots of the existing light guide plate into circular concave dots, so as to avoid the abrasion of the circular convex dots caused by the stress of the light guide plate, and utilize the characteristics of the concave dots to generate reflected light in the concave dots, thereby further improving the utilization rate of the reflected light. However, in the light guide plate with such a structure, the light distribution is not uniform, and the light guide plate lacks market competitiveness.
In view of the above, the related art needs to be perfected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the defects of the prior art, the disorder distributed mesh point light guide plate is provided, mesh points are distributed in disorder, so that light in the light guide plate is uniformly distributed, the phenomena of uneven brightness, light beams and the like of a display screen are effectively weakened, and the backlight effect is integrally uniform.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a disorder distributed dot light guide plate comprises a plate body and a plurality of dots arranged on the plate body, wherein the dots are arranged on the bottom surface or the top surface of the plate body, the distribution density of the dots is gradually reduced, and the sizes of the dots are different. In practical application, the net points with low distribution density have lower reflection and/or refraction effects on light rays than the net points with high distribution density; in operation, the light of LED light source gets into from the site side that distribution density is low, after being reflected and/or refraction by the site that distribution density is low, get into the site side that distribution density is high gradually, with light refraction angle grow, light carries out the secondary diffuse reflection in the plate body, convert into the area source by the pointolite, make the light distribution in the light guide plate even, and can fade the grid line visual effect problem that ordinary regular site produced, this kind of structural design makes the light distribution in the light guide plate even, effectively weaken the bright and dark inequality of display screen, phenomenons such as light beam, make the effect of being shaded whole even. The mesh points of the light guide plate are distributed out of order, so that the light in the light guide plate is uniformly distributed, the phenomena of uneven brightness, light beams and the like of a display screen are effectively weakened, and the backlight effect is integrally uniform.
As an improvement of the disorder distributing type site light guide plate, the LED light source corresponds to the side of the plate body. The structure design is beneficial to guiding light by the light guide plate.
As an improvement of the out-of-order distributed dot light guide plate of the present invention, the LED light source is low in distribution density and the side of the dot corresponds to each other. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
As an improvement of the disorder distributing type site light guide plate of the present invention, it is a plurality of the sites are raised structures. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
As an improvement of the disorder distributed dot light guide plate of the present invention, the protrusion structure is a circular bump. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
As an improvement of the disorder distributing type site light guide plate of the present invention, it is a plurality of the sites all with the plate body integrated into one piece. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
As an improvement of disorder distributing type site light guide plate, a plurality of the site with the plate body passes through injection moulding. The forming process is beneficial to improving the production efficiency.
As an improvement of the out-of-order distributed dot light guide plate of the present invention, the number of the LED light sources is at least 2. The structure design is beneficial to enhancing the light guide effect of the light guide plate.
As an improvement of disorder distributing type site light guide plate, a plurality of the LED light source distributes in same one side equally. The structure design is beneficial to enhancing the light guide effect of the light guide plate.
As an improvement of disorder distributing type site light guide plate, the light process of LED light source is a plurality of the distribution density of site increases gradually. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
Compared with the prior art, the beneficial effects of the utility model are that: the net point of light guide plate is out of order and distributes, with LED light refraction angle grow, and light carries out the secondary diffuse reflection in the plate body, changes into the area source by the pointolite for light distribution in the light guide plate is even, and can thin the net line that ordinary regular net point produced and look the effect problem, effectively weakens phenomenons such as bright dark inequality, light beam of display screen, makes the effect of being shaded whole even.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is a schematic structural view from above in embodiment 1 of the present invention;
FIG. 2 is an enlarged view of area A of FIG. 1;
fig. 3 is a left-side view schematically illustrating the structure of embodiment 1 of the present invention;
FIG. 4 is an enlarged view of area B of FIG. 3;
fig. 5 is a schematic top view of embodiment 2 of the present invention;
wherein: 1-a plate body; 11-mesh points; 2-LED light source.
Detailed Description
As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the present invention.
Example 1
As shown in fig. 1 to 4, a disorder distributed dot light guide plate includes a plate body 1 and a plurality of dots 11 disposed on the plate body 1, wherein the plurality of dots 11 are disposed on a bottom surface or a top surface of the plate body 1, distribution densities of the plurality of dots 11 are gradually reduced, and sizes of the plurality of dots 11 are different. In practical application, the reflection and/or refraction effect of the dots 11 with low distribution density on light is lower than that of the dots 11 with high distribution density; in operation, LED light source 2's light gets into from the site 11 side that distribution density is low, after being reflected and/or refraction by the site 11 that distribution density is low, get into the site 11 side that distribution density is high gradually, with light refraction angle grow, light carries out the secondary diffuse reflection in plate body 1, convert into the area source by the pointolite, make the light distribution in plate body 1 even, and can fade the grid line visual effect problem that ordinary regular site produced, this kind of structural design makes the light distribution in the light guide plate even, effectively weaken the bright and dark inequality of display screen, phenomenons such as light beam, make the effect of being shaded wholly even. The screen dots 11 of the light guide plate are distributed out of order, so that the light in the light guide plate is uniformly distributed, the phenomena of uneven brightness, light beams and the like of a display screen are effectively weakened, and the backlight effect is integrally uniform.
Preferably, the LED light source 2 corresponds to a side surface of the board body 1. The structure design is beneficial to guiding light by the light guide plate.
Preferably, the LED light sources 2 correspond to the sides of the dots 11 having a low distribution density. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
Preferably, the dots 11 are all convex structures. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
Preferably, the protruding structure is a round bump. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
Preferably, the plurality of dots 11 are formed integrally with the plate body 1. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
Preferably, the plurality of dots 11 and the plate body 1 are formed by injection molding. The forming process is beneficial to improving the production efficiency.
Preferably, the distribution density of the plurality of dots 11 through which the light of the LED light source 2 passes is gradually increased. The light in the light guide plate is uniformly distributed by the structural design, and the light guide effect is enhanced.
The utility model discloses a theory of operation is: in practical application, the reflection and/or refraction effect of the dots 11 with low distribution density on light is lower than that of the dots 11 with high distribution density; in operation, LED light source 2's light gets into from the site 11 side that distribution density is low, after being reflected and/or refraction by the site 11 that distribution density is low, get into the site 11 side that distribution density is high gradually, with light refraction angle grow, light carries out the secondary diffuse reflection in plate body 1, convert into the area source by the pointolite, make the light distribution in plate body 1 even, and can fade the grid line visual effect problem that ordinary regular site produced, this kind of structural design makes the light distribution in the light guide plate even, effectively weaken the bright and dark inequality of display screen, phenomenons such as light beam, make the effect of being shaded wholly even. The screen dots 11 of the light guide plate are distributed out of order, so that the light in the light guide plate is uniformly distributed, the phenomena of uneven brightness, light beams and the like of a display screen are effectively weakened, and the backlight effect is integrally uniform.
Example 2
As shown in fig. 5, the difference from embodiment 1 is: the number of LED light sources 2 in this embodiment is at least 2. The structure design is beneficial to enhancing the light guide effect of the light guide plate.
Preferably, the plurality of LED light sources 2 are distributed on the same side. The structure design is beneficial to enhancing the light guide effect of the light guide plate.
The other structures are the same as those in embodiment 1, and are not described again here.
While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. An out-of-order distributed mesh point light guide plate is characterized in that: the utility model provides a light guide plate, including plate body (1) and set up in a plurality of site (11) of plate body (1), it is a plurality of site (11) all set up in the bottom surface or the top surface of plate body (1), it is a plurality of the distribution density of site (11) reduces gradually, and is a plurality of the size of site (11) all is different, and the site of light guide plate is out of order and distributes.
2. The disordered distributed dot light guide plate of claim 1, wherein: the LED light source (2) corresponds to the side face of the plate body (1).
3. The disordered distributed dot light guide plate of claim 2, wherein: the LED light source (2) corresponds to the side face of the lattice point (11) with low distribution density.
4. The disordered distributed dot light guide plate of claim 1, wherein: the mesh points (11) are all of convex structures.
5. The disordered distributed mesh point light guide plate of claim 4, wherein: the protruding structure is a round protruding point.
6. The disordered distributed dot light guide plate of claim 5, wherein: the mesh points (11) are integrally formed with the plate body (1).
7. The disordered distributed dot light guide plate of claim 6, wherein: the mesh points (11) and the plate body (1) are formed through injection molding.
8. The disordered distributed dot light guide plate of claim 2, wherein: the number of the LED light sources (2) is at least 2.
9. The disordered distributed dot light guide plate of claim 8, wherein: the LED light sources (2) are distributed on the same side.
10. The disordered distributed mesh point light guide plate of claim 3, wherein: the distribution density of a plurality of the screen points (11) through which the light of the LED light source (2) passes is gradually increased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020871052.7U CN212515120U (en) | 2020-05-22 | 2020-05-22 | Disorder distributing type site light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020871052.7U CN212515120U (en) | 2020-05-22 | 2020-05-22 | Disorder distributing type site light guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212515120U true CN212515120U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020871052.7U Active CN212515120U (en) | 2020-05-22 | 2020-05-22 | Disorder distributing type site light guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212515120U (en) |
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2020
- 2020-05-22 CN CN202020871052.7U patent/CN212515120U/en active Active
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