CN208937738U - A kind of micro-structure light guide plate - Google Patents
A kind of micro-structure light guide plate Download PDFInfo
- Publication number
- CN208937738U CN208937738U CN201822062036.9U CN201822062036U CN208937738U CN 208937738 U CN208937738 U CN 208937738U CN 201822062036 U CN201822062036 U CN 201822062036U CN 208937738 U CN208937738 U CN 208937738U
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- China
- Prior art keywords
- light
- plate body
- conducting plate
- face
- incidence surface
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- 201000009310 astigmatism Diseases 0.000 claims abstract description 40
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- -1 acryl Chemical group 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
Landscapes
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The utility model discloses a kind of micro-structure light guide plates, including light conducting plate body, the front end face of the light conducting plate body is incidence surface, the rear end face of light conducting plate body is distance light face, the left side and right side of the light conducting plate body are respectively the first sidelight face and second side smooth surface, the upper surface of light conducting plate body is light-emitting surface, the bottom surface of the light conducting plate body is anti-incidence surface, incidence surface is oppositely arranged up and down with distance light face, first sidelight face is oppositely arranged with second side smooth surface, light-emitting surface is oppositely arranged with anti-incidence surface, lateral separation is evenly arranged with multiple astigmatism slots on the light-emitting surface, the astigmatism slot includes two oblique light guiding surfaces, the bottom end of two oblique light guiding surfaces connects, interval is evenly arranged with multiple arcs slot on the incidence surface, the arc groove is through light-emitting surface and anti-incidence surface.The utility model is by being arranged diffusing structure in incidence surface and light-emitting surface, so that light guide plate light-emitting uniformity is more preferable, light utilization is high.
Description
Technical field
The utility model relates to light guide plate technical field, specially a kind of micro-structure light guide plate.
Background technique
Light guide plate is one of main components in the backlight module of display, and main function is that linear light source is converted into face
Light source, light guide plate are acrylic/PC plate materials using optical grade, and then using has high reflectivity and not the high-tech material of extinction
Material stamps leaded light in the acryl plates bottom surface laser engraving, V-type cross grid engraving, UV screen printing technology of optical grade
Point draws the light issued from lamp in the stop on optical grade acryl plates surface using optical grade acryl plates, works as light
When being mapped to each light guiding points, reflected light can be spread toward all angles, then destroyed conditioned reflex and projected, passed through by light guide plate front
Various densitys, light guiding points not of uniform size, can make light guide plate uniformly light-emitting, the side of light guide plate be divided by function based on enter light
Face, light-emitting surface, dot surface and anti-incidence surface.
But existing tabula rasa has the disadvantage in that
1, when light source is irradiated to incidence surface, light can not be spread uniformly existing light guide plate inside light conducting plate body,
So that there is the problem of brightness irregularities in light guide plate.
2, for the light in existing light guide plate in light out, the diffusivity of light is poor, so that overall light is excessively concentrated,
Light-out effect is poor.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of micro-structure light guide plate, solves existing technology
The problem of entering light diffusion and light diffusion effect be poor out, leading to non-uniform light, brightness irregularities.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: a kind of micro-structure light guide plate, including light guide plate
Ontology, the front end face of the light conducting plate body are incidence surface, and the rear end face of the light conducting plate body is distance light face, the light guide plate
The left side and right side of ontology are respectively the first sidelight face and second side smooth surface, and the upper surface of the light conducting plate body is light
Face, the bottom surface of the light conducting plate body are anti-incidence surface, and the incidence surface is oppositely arranged up and down with distance light face, first sidelight
Face is oppositely arranged with second side smooth surface, and the light-emitting surface is oppositely arranged with anti-incidence surface, and lateral separation is uniform on the light-emitting surface
Multiple astigmatism slots are provided with, the astigmatism slot includes two oblique light guiding surfaces, and the bottom end of two oblique light guiding surfaces connects, institute
It states on incidence surface interval and is evenly arranged with multiple arcs slot, the arc groove is through light-emitting surface and anti-incidence surface, the astigmatism
Interval is evenly arranged with multiple astigmatism protrusions on two oblique light guiding surfaces of slot.
Preferably, the astigmatism slot entirety side is V-shaped.
Preferably, the side of the light conducting plate body is provided with light source.
Preferably, the light source is oppositely arranged with incidence surface.
Preferably, limited block is provided on the first sidelight face of the light conducting plate body.
Preferably, the depth of the astigmatism slot is 1/6th of light conducting plate body thickness.
(3) beneficial effect
The utility model provides a kind of micro-structure light guide plate, have it is following the utility model has the advantages that
(1) the utility model is by setting arc groove, in use, pair of the incidence surface of light conducting plate body is arranged in light source
Face, the light of light source transmitting all can be reflected and be reflected when on arc groove inner wall when being irradiated in arc groove, and light is emitted
Line under many places reflection of arc groove inner wall with a variety of incident angles by being entered in light conducting plate body, so that light can in light guide plate
To scatter.
(2) the utility model is by setting astigmatism slot and astigmatism protrusion, in use, into the light having inside light conducting plate body
Line is reflected by the multiple reflecting pieces being arranged on anti-incidence surface, is reflected by the plane domain and astigmatism slot of light-emitting surface
Come, when shedding by astigmatism slot, some light can enter in the astigmatism protrusion on two oblique light guiding surfaces of astigmatism slot, astigmatism
Protrusion uses hemispherical design, may make light that refraction occurs in astigmatism protrusion and uniformly sheds out of astigmatism protrusion, so as to
Make to show that light is more uniform, brightness is more uniform, improves the utilization rate of light.
Detailed description of the invention
Fig. 1 is the top view of the utility model；
Fig. 2 is the bottom view of the utility model；
Fig. 3 is the schematic enlarged-scale view in the utility model Fig. 1 at A.
In figure: 1, light conducting plate body；2, incidence surface；3, arc groove；4, light-emitting surface；5, anti-incidence surface；6, reflecting piece；7, remote
Smooth surface；8, the first sidelight face；9, second side smooth surface；10, limited block；11, light source；12, astigmatism slot；13, oblique light guiding surface；14,
Astigmatism protrusion.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1-3, the utility model provides a kind of technical solution: a kind of micro-structure light guide plate, including light guide plate sheet
Body 1, the front end face of light conducting plate body 1 are incidence surface 2, and the rear end face of light conducting plate body 1 is distance light face 7, a left side for light conducting plate body 1
Side and right side are respectively the first sidelight face 8 and second side smooth surface 9, and the upper surface of light conducting plate body 1 is light-emitting surface 4, guide-lighting
The bottom surface of plate ontology 1 is anti-incidence surface 5, and incidence surface 2 is oppositely arranged with about 7 distance light face, the first sidelight face 8 and second side smooth surface
9 are oppositely arranged, and light-emitting surface 4 is oppositely arranged with anti-incidence surface 5, and lateral separation is evenly arranged with multiple astigmatism slots 12 on light-emitting surface 4,
Astigmatism slot 12 includes two oblique light guiding surfaces 13, and the bottom end of two oblique light guiding surfaces 13 connects, and interval is uniformly arranged on incidence surface 2
Have a multiple arcs slot 3, arc groove 3 through light-emitting surface 4 and anti-incidence surface 5, on the oblique light guiding surface 13 of two of astigmatism slot 12 between
Every being evenly arranged with multiple astigmatism protrusions 14, the whole side of astigmatism slot 12 is V-shaped, and the side of light conducting plate body 1 is provided with light source
11, light source 11 is oppositely arranged with incidence surface 2, is provided with limited block 10, limited block 10 on the first sidelight face 8 of light conducting plate body 1
For the position of lightguide plate fixing ontology 1, the depth of astigmatism slot 12 is 1/6th of 1 thickness of light conducting plate body, is guaranteed guide-lighting
Plate ontology 1 has sufficiently large intensity, and light conducting plate body 1 is avoided to fracture easily under by weight power.
In use, the opposite of the incidence surface 2 of light conducting plate body 1 is arranged in light source 11, the light that light source 11 emits is irradiating
It when to 3 inner wall of arc groove, is reflected and is reflected on 3 inner wall of arc groove, transmitting light is anti-by many places of 3 inner wall of arc groove
It penetrates down and is entered in light conducting plate body 1 with a variety of incident angles, light is scattered in light conducting plate body 1, into light guide plate
The light having inside ontology 1 is reflected by the multiple reflecting pieces 6 being arranged on anti-incidence surface 5, passes through the plane of light-emitting surface 4
Region and astigmatism slot 12 reflect, when shedding by astigmatism slot 12, some light can enter two of astigmatism slot 12 it is oblique
In astigmatism protrusion 14 on light guiding surface 13, astigmatism protrusion 14 uses hemispherical design, and light may make to send out in astigmatism protrusion 14
Raw further refraction uniformly sheds out of astigmatism protrusion 14.
It can to sum up obtain, the utility model solves existing by setting arc groove 3, astigmatism slot 12 and astigmatism protrusion 14
The problem of technology enters light diffusion and light diffusion effect is poor out, leads to non-uniform light, brightness irregularities.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of micro-structure light guide plate, including light conducting plate body (1), it is characterised in that: the front end face of the light conducting plate body (1)
For incidence surface (2), the rear end face of the light conducting plate body (1) is distance light face (7), the left side of the light conducting plate body (1) and
Right side is respectively the first sidelight face (8) and second side smooth surface (9), and the upper surface of the light conducting plate body (1) is light-emitting surface
(4), the bottom surface of the light conducting plate body (1) is anti-incidence surface (5), and the incidence surface (2) sets relatively up and down with distance light face (7)
It sets, first sidelight face (8) is oppositely arranged with second side smooth surface (9), and the light-emitting surface (4) is opposite with anti-incidence surface (5) to be set
It sets, lateral separation is evenly arranged with multiple astigmatism slots (12) on the light-emitting surface (4), and the astigmatism slot (12) includes two oblique
The bottom end of light guiding surface (13), two oblique light guiding surfaces (13) connects, and interval is evenly arranged with multiple on the incidence surface (2)
Arc groove (3), for the arc groove (3) through light-emitting surface (4) and anti-incidence surface (5), two of the astigmatism slot (12) are oblique
It is raised (14) to be evenly arranged with multiple astigmatism for interval on light guiding surface (13).
2. a kind of micro-structure light guide plate according to claim 1, it is characterised in that: the whole side of the astigmatism slot (12) is in
V-type.
3. a kind of micro-structure light guide plate according to claim 1, it is characterised in that: the side of the light conducting plate body (1)
It is provided with light source (11).
4. a kind of micro-structure light guide plate according to claim 3, it is characterised in that: the light source (11) and incidence surface (2)
It is oppositely arranged.
5. a kind of micro-structure light guide plate according to claim 1, it is characterised in that: the first of the light conducting plate body (1)
Limited block (10) are provided on sidelight face (8).
6. a kind of micro-structure light guide plate according to claim 1, it is characterised in that: the depth of the astigmatism slot (12) is to lead
/ 6th of tabula rasa ontology (1) thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822062036.9U CN208937738U (en) | 2018-12-10 | 2018-12-10 | A kind of micro-structure light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822062036.9U CN208937738U (en) | 2018-12-10 | 2018-12-10 | A kind of micro-structure light guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208937738U true CN208937738U (en) | 2019-06-04 |
Family
ID=66728432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822062036.9U Expired - Fee Related CN208937738U (en) | 2018-12-10 | 2018-12-10 | A kind of micro-structure light guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208937738U (en) |
-
2018
- 2018-12-10 CN CN201822062036.9U patent/CN208937738U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 |