CN217503552U - Uniform light plate based on side light emission and light emitting plate group - Google Patents
Uniform light plate based on side light emission and light emitting plate group Download PDFInfo
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- CN217503552U CN217503552U CN202122084598.5U CN202122084598U CN217503552U CN 217503552 U CN217503552 U CN 217503552U CN 202122084598 U CN202122084598 U CN 202122084598U CN 217503552 U CN217503552 U CN 217503552U
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Abstract
The utility model provides a dodging board and luminescent plate group based on side is luminous, dodging board includes: the light panel comprises a light panel body, wherein a first light transmission area and a shading area are arranged on the light panel body, one corner of the first light transmission area is a first light incident surface, one corner of the shading area is a second light incident surface, and an included angle between the first light incident surface and the second light incident surface is 90-120 degrees. The combination of the side light-emitting lamp beads can ensure that the existing light homogenizing plate has small occupied area, uniform brightness of a light-emitting surface and no obvious frame of a light-emitting sheet.
Description
Technical Field
The utility model relates to a field is made in the production, concretely relates to even light board and luminescent plate group based on side is luminous.
Background
The development of society is accompanied with the progress of technology, and electronic products are one of the representatives, and the current market of electronic products has higher and higher requirements on the color richness and uniformity of light. In order to make the display or illumination effect of the lamp bead softer, the point light source of the lamp bead needs to be rendered into a surface light source through the light homogenizing structure.
The dodging plate structure on the market at present is generally based on two kinds of schemes: one is direct type, a luminous body (a lamp tube or an LED) is placed below a light guide plate, and after light rays are diffused to a certain degree through a certain space (stroke) for the light rays diffused by lamp beads, the light rays are randomly refracted through a lens with a rough surface, so that the effect of enabling the brightness of a light-emitting surface to be uniform is achieved; the other type is a side light-in type, wherein a luminous body (a lamp tube or an LED) is arranged at the side part of the light guide plate, light passes through the light guide plate from the side surface, and a microstructure array with a certain arrangement rule is arranged on the surface of the light guide plate. After the light enters the light guide plate from the side surface, the total reflection phenomenon of the upper surface of the light guide plate is destroyed through the scattering effect of the microstructures, so that the light changes the original geometric optical path and is emitted from the upper surface. However, the first solution has the disadvantage of occupying a large volume and is difficult to make into a flexible light emitting device; the shortcoming of the second scheme is that lamp pearl and light guide plate are located same horizontal plane, because the luminance of lamp pearl is higher than the light guide plate, so in order to prevent that the light emitting area luminance that the lamp pearl exposure leads to is inhomogeneous, can generally cover at lamp pearl and peripheral position and have the light shield layer, so the light-emitting piece has obvious frame.
Therefore, the problem that needs to be solved by those skilled in the art is how to make the existing light homogenizing plate occupy a small area, make the brightness of the light emitting surface uniform, and make the light emitting sheet have no obvious frame.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a even worn-out fur based on side is luminous aims at making current even worn-out fur area occupied little, light emitting area luminance is even and the luminescence piece does not have obvious frame.
In order to achieve the above object, the utility model provides a dodging board based on side is luminous, the dodging board includes: the light panel comprises a light panel body, wherein a first light transmission area and a shading area are arranged on the light panel body, one corner of the first light transmission area is a first light incident surface, one corner of the shading area is a second light incident surface, and an included angle between the first light incident surface and the second light incident surface is 90-120 degrees.
Preferably, the light homogenizing plate further comprises light-emitting lamp beads, the light-emitting lamp beads comprise first light-emitting lamp beads and second light-emitting lamp beads, the light-emitting angle of the first light-emitting lamp beads is 90-125 degrees, and the light-emitting angle of the second light-emitting lamp beads is the same as the light-emitting angle of the first light-emitting lamp beads.
Preferably, the light panel body is an irregular octagon and is integrally formed through injection molding.
Preferably, the rest part of the light panel body except the first light transmission region and the shading region is a second light transmission region, and a microstructure array with a certain arrangement rule is arranged on the surface of the second light transmission region.
Furthermore, the utility model provides a luminous plate group including the even worn-out fur of above-mentioned arbitrary, including a N luminous plate, wherein, N is more than or equal to 2, the luminous plate includes: the LED lamp comprises a shading film, a light guide plate, a reflector plate and a lamp strip, wherein the shading film, the light guide plate, the reflector plate and the lamp strip are sequentially bonded together from top to bottom.
Preferably, two adjacent light emitting panels are connected together by a fixing member.
Preferably, two adjacent light emitting panels are connected together to form a gap.
Preferably, a light emitting member is disposed in a gap formed between two adjacent light emitting panels.
The utility model discloses technical scheme is through providing a dodging board based on the side is luminous, dodging board includes: the light panel comprises a light panel body, wherein a first light transmission area and a shading area are arranged on the light panel body, one corner of the first light transmission area is a first light incident surface, one corner of the shading area is a second light incident surface, and an included angle between the first light incident surface and the second light incident surface is 90-120 degrees. The combination of the side light-emitting lamp beads can ensure that the existing light homogenizing plate has small occupied area, uniform brightness of a light-emitting surface and no obvious frame of a light-emitting sheet.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of a side-emitting light-homogenizing plate according to the present invention;
fig. 2 is a schematic cross-sectional view of the side-emitting light-homogenizing plate of the present invention;
FIG. 3 is a schematic structural view of the light-emitting lamp bead carried by the side-emitting light-homogenizing plate of the present invention;
FIG. 4 is a graph showing the change of the luminosity of the side-emitting LED lamp bead with the illumination angle of the utility model;
fig. 5 is a schematic view of the structure of the light emitting plate assembly of the present invention.
The reference numbers indicate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 10 | |
11 | First light-transmitting |
| 12 | Light- |
13 | |
| 131 | First light-emitting |
132 | Second |
| 14 | Light-emitting plate group | ||
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiments of the present invention, the directional indications are only used for explaining the relative position relationship between the components, the motion situation, etc. under a certain posture (as shown in the drawings), and if the certain posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 to 4, fig. 1 is a schematic structural view of a side-emitting light-homogenizing plate according to the present invention; FIG. 2 is a schematic cross-sectional view of the side-emitting light-homogenizing plate of the present invention; FIG. 3 is a schematic view of the structure of the light-emitting lamp bead carried by the side-emitting light-homogenizing plate of the present invention; FIG. 4 is a graph showing the change of the illuminance of a side-emitting LED lamp bead along with the illumination angle. The utility model provides a dodging board based on side is luminous, dodging board includes: the light panel comprises a light panel body 10, wherein a first light transmitting area 11 and a light shielding area 12 are arranged on the light panel body 10, one corner of the first light transmitting area 11 is a first light incident surface, one corner of the light shielding area 12 is a second light incident surface, and an included angle between the first light incident surface and the second light incident surface is 90-120 degrees.
It should be noted that the current product design is to form the PC board/sheet/coil by die cutting (or by injection molding, CNC or the like). The priority of the 'plate/sheet/coiled material is improved by die cutting processing' and simultaneously has other processing modes such as 'injection molding, CNC' and the like, the used materials include but are not limited to PC and PMMA, the light guide plate three-dimensional view is shown in fig. 2, wherein, one corner of the first light transmission area 11 is a first light incidence plane, one corner of the light shielding area 12 is a second light incidence plane, and the included angle between the two planes is 120 °. Under the cooperation of the side light-emitting lamp beads 13, the light-homogenizing plate can occupy small area, the brightness of the light-emitting surface is uniform and the light-emitting sheet has no obvious frame.
In the present embodiment, by providing a side-emission based dodging plate, the dodging plate includes: the light panel comprises a light panel body 10, wherein a first light transmitting area 11 and a light shielding area 12 are arranged on the light panel body 10, one corner of the first light transmitting area 11 is a first light incident surface, one corner of the light shielding area 12 is a second light incident surface, and an included angle between the first light incident surface and the second light incident surface is 90-120 degrees. The combination with the side light-emitting lamp beads 13 can ensure that the existing light homogenizing plate has small occupied area, uniform brightness of a light-emitting surface and no obvious frame on a light-emitting sheet.
Further, the light homogenizing plate further comprises a light emitting lamp bead 13, the light emitting lamp bead 13 comprises a first light emitting lamp bead 131 and a second light emitting lamp bead 132, the light emitting angle of the first light emitting lamp bead 131 is 90-125 degrees, and the light emitting angle of the second light emitting lamp bead 132 is the same as the light emitting angle of the first light emitting lamp bead 131.
It should be noted that the light-emitting lamp bead 13 is a side light-emitting LED lamp bead, a light-emitting surface of the side light-emitting LED lamp bead is parallel to the first light incident surface, and a light-emitting surface of the second light-emitting lamp bead 132 is parallel to the second light incident surface. The lamp beads irradiate light from the incident surface respectively. The light-emitting angle of the first light-emitting lamp bead 131 is 120 degrees, and because the light-emitting angle of the surface-mounted type side light-emitting LED lamp bead is 120 degrees generally, the light-emitting angle can be utilized to the maximum degree just by the included angle between the incident surface and the 120 degrees. The light irradiated by the lamp beads is emitted from the upper surface through the scattering effect, and the effect of uniform color and brightness is achieved.
Further, the light panel body 10 is an irregular octagon, and the light panel body 10 is integrally formed by injection molding.
It should be noted that, it is even to do benefit to the light emitting surface luminance of lamp pearl exposure through setting up luminescent plate body 10 to anomalous octagon, luminescent plate body 10 can avoid luminescent plate body 10 inside inhomogeneous through moulding plastics integrated into one piece, the light that leads to the lamp pearl to shine can not reach the even effect of luminance, it is in addition still to explain, this application luminescent plate body 10 product design can set up into other shapes according to the user's demand, two incident plane contained angles are 90-120, the position of contained angle is located the one corner surplus region of polygon printing opacity face and is the shadow region simultaneously, the regional effect of shadow is the certain stroke of light of giving the incident plane, prevent that the lamp pearl exposes, also for making the farthest end of light irradiation light guide plate. According to the design scheme, a group of incident planes (M is more than or equal to 2, M is more than or equal to N is more than or equal to 2) can be respectively arranged at N angles of the M-edge, and the function is to improve the brightness and the illumination uniformity.
Furthermore, the light panel body 10 is a second light-transmitting region except for the first light-transmitting region 11 and the light-shielding region 12, and a microstructure array with a certain arrangement rule is arranged on the surface of the second light-transmitting region.
It should be noted that the microstructure array with a certain arrangement rule is arranged on the surface of the second light transmission area, so that after light enters the light guide plate from the side surface, reflected light emitted to each light guide point can be diffused at each angle, the total reflection phenomenon of the upper surface of the light guide plate is damaged, and the light changes the original geometric optical path and is emitted from the upper surface. The light guide plate can uniformly emit light through various light guide points with different densities and sizes.
In addition, referring to fig. 5, fig. 5 is a schematic structural diagram of the light emitting plate assembly of the present invention. The utility model discloses still provide a luminescent plate group 14 including the even worn-out fur of above-mentioned arbitrary, including N luminescent plate, wherein, N is more than or equal to 2, the luminescent plate includes: the LED lamp comprises a shading film, a light guide plate, a reflector plate and a lamp strip, wherein the shading film, the light guide plate, the reflector plate and the lamp strip are sequentially bonded together from top to bottom.
It should be noted that, a group of matrix light uniformizing modules are formed by the array arrangement and the central symmetry of the single light emitting panel. The light emitting panel includes: the shading film, the light guide plate, the reflector plate and the lamp strip are sequentially bonded together from top to bottom, so that the space between every two adjacent light guide plates can be reduced, the dark area is reduced, and the attractiveness is improved; meanwhile, the arrangement of the lamp beads can be more intensive, so that the material of the lamp strip (FPC/PCB) is saved.
Further, two adjacent light-emitting plates are connected together through a fixing member.
It should be noted that, adjacent two the luminescent plate links together through the mounting, can realize the display effect of different colors through a plurality of luminescent sheets, keeps the frivolous weight and the volume of even light equipment simultaneously, reduces the shading frame width between every luminescent sheet to make the display effect more even.
Further, two adjacent light emitting panels are connected together to form a gap.
It should be noted that, the adjacent two light-emitting panels are connected together to form a gap, so that the light-emitting angles of the lamp beads can not be shielded, and the maximum utilization of the luminous flux at each angle is realized; two adjacent luminescent plates link together and form the space for the wall between the adjacent light guide plate, make the light between the different light guide plates can not influence each other.
Furthermore, a gap formed between two adjacent light-emitting panels is provided with a light-emitting member.
It should be noted that the light-emitting component is a light-emitting lamp, and the light-emitting lamp is arranged to provide a light-emitting source for the light-emitting plate, and a certain angle is formed between the light-emitting lamp and the light-emitting plate, so that the display effect of the light-emitting plate group 14 is more uniform.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the patent scope of the utility model, all be in the utility model discloses a under the design, utilize the equivalent structure transform of what the content of the description and the attached drawing was done, or direct/indirect application all includes in other relevant technical field the utility model discloses a patent protection is within range.
Claims (8)
1. A light homogenizing plate based on side light emitting is characterized by comprising: the light panel comprises a light panel body, wherein a first light transmission area and a shading area are arranged on the light panel body, one corner of the first light transmission area is a first light incident surface, one corner of the shading area is a second light incident surface, and an included angle between the first light incident surface and the second light incident surface is 90-120 degrees.
2. The side-emitting-based light homogenizing board according to claim 1, further comprising light-emitting lamp beads, wherein the light-emitting lamp beads comprise a first light-emitting lamp bead and a second light-emitting lamp bead, the light-emitting angle of the first light-emitting lamp bead is 90-125 °, and the light-emitting angle of the second light-emitting lamp bead is the same as the light-emitting angle of the first light-emitting lamp bead.
3. The side-emission-based light distribution plate of claim 2, wherein the light plate body is an irregular octagon and is integrally formed by injection molding.
4. The side-emission-based light homogenizing plate according to claim 3, wherein the rest part of the light plate body except the first light-transmitting area and the light-shielding area is a second light-transmitting area, and a microstructure array with a certain arrangement rule is arranged on the surface of the second light-transmitting area.
5. A light emitting panel group comprising the light homogenizing panel according to any one of claims 1 to 4, and N light emitting panels, wherein N is 2 or more, the light emitting panel comprising: the LED lamp comprises a light shielding film, a light guide plate, a reflecting sheet and lamp strips, wherein the light shielding film, the light guide plate, the reflecting sheet and the lamp strips are sequentially bonded together from top to bottom.
6. The light-emitting panel group according to claim 5, wherein adjacent two of said light-emitting panels are connected together by a fixing member.
7. The set of light emitting panels of claim 6, wherein adjacent two of said light emitting panels are connected together to form a gap.
8. The set of light emitting panels according to claim 7, wherein a gap formed between two adjacent light emitting panels is provided with a light emitting member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122084598.5U CN217503552U (en) | 2021-08-31 | 2021-08-31 | Uniform light plate based on side light emission and light emitting plate group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122084598.5U CN217503552U (en) | 2021-08-31 | 2021-08-31 | Uniform light plate based on side light emission and light emitting plate group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217503552U true CN217503552U (en) | 2022-09-27 |
Family
ID=83337297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122084598.5U Active CN217503552U (en) | 2021-08-31 | 2021-08-31 | Uniform light plate based on side light emission and light emitting plate group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217503552U (en) |
-
2021
- 2021-08-31 CN CN202122084598.5U patent/CN217503552U/en active Active
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