CN205787208U - A kind of light guide plate - Google Patents
A kind of light guide plate Download PDFInfo
- Publication number
- CN205787208U CN205787208U CN201620745722.4U CN201620745722U CN205787208U CN 205787208 U CN205787208 U CN 205787208U CN 201620745722 U CN201620745722 U CN 201620745722U CN 205787208 U CN205787208 U CN 205787208U
- Authority
- CN
- China
- Prior art keywords
- site
- dot area
- guide plate
- light guide
- evacuates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Planar Illumination Modules (AREA)
Abstract
nullThis utility model relates to a kind of light guide plate，Including light guide plate main body，The one side of described light guide plate main body is exiting surface，Another side is dot surface，Described light guide plate main body one end side is provided with LED light source，The longitudinal direction on described dot surface surface is distributed by LED light source to the other end and slightly evacuates dot area、Moderate evacuates dot area and density evacuates dot area，Described slightly evacuates dot area、Moderate evacuates dot area and density is evacuated and is distributed with some sites in dot area，Described site near LED light source one end to away from LED light source one end, by dot density, little to gradually become dot density big、Site diameter is little gradually becomes that site diameter is big and site height is short gradually becomes site height height，Described site a diameter of 0.01mm 0.25mm，Neighbour node spacing is 0.01mm 2mm.This utility model maximized increase reflective surface area, improves light efficiency utilization rate, thus promotes brightness.
Description
Technical field
This utility model relates to photoelectric field, espespecially a kind of light guide plate.
Background technology
Along with the development of mobile phone technique, mobile phone does thinner and thinner, and light guide plate is more and more thinner, more and more higher to brightness requirement,
Current existing site processing mode mainly uses three kinds: site is etched on die by a kind of employing chemistry.The second is to use
Laser knits a net a little on die.The third is to use mechanical type to hit a little on die.Net-pont design divides again two kinds, and one is site
Size is the same, becomes the distance between site and site, and the general method using chemistry to be etched on die site, its shortcoming is
Optical effect processes trouble instability, uses site size the same, and the mode of the distance between change site and site, its shortcoming is
Site utilization rate is low, can sacrifice the light efficiency of light guide plate and brightness is low.Another kind is that the distance between site with site is equal, becomes net
Point size, uses laser to play the mode injection mo(u)lding of electricity, and its shortcoming is relatively unstable, and under comparable configuration feelings, brightness is low.Adopt
By the mode of the equal change of the distance between site with site site size, if to be site sparse for its shortcoming, light efficiency reduces.Site
Close, can light blocking and the easy xanthochromia of afterbody.
Utility model content
For solving the problems referred to above, this utility model provides a kind of light guide plate.
For achieving the above object, this utility model adopts the following technical scheme that and is: a kind of light guide plate, including leaded light
Plate main body, the one side of described light guide plate main body is exiting surface, and another side is dot surface, and described light guide plate main body one end side is provided with
LED light source, the longitudinal direction on described dot surface surface is distributed by LED light source to the other end and slightly evacuates dot area, moderate
Evacuating dot area and density evacuates dot area, described slightly evacuates dot area, moderate evacuation dot area and density
Evacuate in dot area and be distributed with some sites, described site near LED light source one end to away from LED light source one end by
Dot density is little gradually becomes that dot density is big, site diameter is little gradually becomes that site diameter is big and site height is short gradually becomes
Site height is high, and a diameter of 0.01mm-0.25mm in described site, neighbour node spacing is 0.01mm-2mm.
Preferably, the exiting surface of described light guide plate main body is even surface or V-groove face.
Preferably, described site has projection, and described height of projection is 0.001mm-0.15mm.
Preferably, described slightly evacuate dot area, moderate evacuation dot area and density are evacuated in dot area
Site is the distribution of snap shot formula, wherein, and the slight a diameter of 0.01-0.035mm in site evacuated in dot area；Moderate evacuates site
The a diameter of 0.035-0.05mm in site on region；Density evacuates a diameter of 0.05-0.1mm in site in dot area.
Preferably, described slightly evacuate dot area, moderate evacuation dot area and density are evacuated in dot area
Site is matrix form distribution, wherein, and the slight a diameter of 0.01-0.035mm in site evacuated in dot area, slightly evacuates site
Adjacent rows site distance on region is 0.1-0.5mm；Moderate evacuates a diameter of 0.035-in site in dot area
0.05mm, the adjacent rows site distance that moderate is evacuated in dot area is 0.04-0.2mm；Density is evacuated in dot area
The a diameter of 0.05-0.1mm in site, the adjacent rows site distance that density is evacuated in dot area is 0.05-0.08mm.
Preferably, described site can be circular, oval, any one or more graphics combine of rhombus.
This utility model processing technology: first prepare die, uses mechanical system to clash into site on die, then passes through
Injection machine injection molded, uses mechanical type to hit a little, clashes into different size of site, simultaneously between change site and site away from
From, and during the size variation of site, the site degree of depth changes that (near the site diameter of source ends little and site depth as shallow, away from light simultaneously
The site diameter in source becomes larger and the site degree of depth deepens).Site can be the various figures such as circle, ellipse, rhombus.
The beneficial effects of the utility model are: the site of ink printing is plane at present, does not has the depth to change, light efficiency profit
Low by rate, site of the present utility model is three-dimensional, in addition to site diameter changes, also has depth change, uses machine
Tool formula is hit a little, clashes into different size of site, site diameter: 0.01mm-0.25mm (scope), the site degree of depth: 0.001mm-
0.15mm (scope), site spacing: 0.01mm-2mm (scope), hit site a little by mechanical type, except change site and net
Distance between point, and during the size variation of site, the site degree of depth changes (near the site diameter of source ends is little and site is deep simultaneously
Spending shallow, the site diameter away from light source becomes larger and the site degree of depth deepens).Maximized increase reflective surface area, by light efficiency profit
Improve by rate, thus promote brightness.
Accompanying drawing explanation
Fig. 1 is that this utility model uses snap shot formula distributed architecture figure.
Fig. 2 is that this utility model uses matrix form distributed architecture figure.
Mark explanation: 1. light guide plate main body；2.LED light source；3. site.
Detailed description of the invention
Referring to shown in Fig. 1-2, this utility model is about a kind of light guide plate, including light guide plate main body 1, described leaded light
The one side of plate main body 1 is exiting surface, and another side is dot surface, and described light guide plate main body 1 one end side is provided with LED light source 2, described
The longitudinal direction on dot surface surface is distributed by LED light source to the other end and slightly evacuates dot area, moderate evacuates dot area
Evacuating dot area with density, described slightly evacuate dot area, moderate evacuation dot area and density evacuate dot area
On be distributed with some sites 3, described site 3 near LED light source 2 one end to away from LED light source 2 one end by dot density
Little gradually become that dot density is big, site diameter is little gradually becomes that site diameter is big and site height is short gradually becomes site height
Height, the described a diameter of 0.01mm-0.25mm in site 3, neighbour node 3 spacing is 0.01mm-2mm.
Preferably, the exiting surface of described light guide plate main body 1 is even surface or V-groove face.
Preferably, described site 3 has projection, and described height of projection is 0.001mm-0.15mm.
Preferably, described slightly evacuate dot area, moderate evacuation dot area and density are evacuated in dot area
Site 3 is distributed for snap shot formula, wherein, and the slight a diameter of 0.01-0.035mm in site evacuated in dot area；Moderate evacuates net
The a diameter of 0.035-0.05mm in site on some region；Density evacuates a diameter of 0.05-0.1mm in site in dot area.
Preferably, described slightly evacuate dot area, moderate evacuation dot area and density are evacuated in dot area
Site 3 is distributed for matrix form, wherein, and the slight a diameter of 0.01-0.035mm in site evacuated in dot area, slightly evacuates net
Adjacent rows site distance on some region is 0.1-0.5mm；Moderate evacuates a diameter of 0.035-in site in dot area
0.05mm, the adjacent rows site distance that moderate is evacuated in dot area is 0.04-0.2mm；Density is evacuated in dot area
The a diameter of 0.05-0.1mm in site, the adjacent rows site distance that density is evacuated in dot area is 0.05-0.08mm.
Preferably, described site 3 can be circular, oval, any one or more graphics combine of rhombus.
Embodiment one:
Snap shot mode cloth site: use the mode of matrix that site is covered with the light-emitting zone of whole light guide plate, then use
The mode of snap shot, will be close to the more points (i.e. fewer points of the number of site in unit are) taken out the site of source ends,
Asymptotic expression will be far from the site of light source and takes out some sites (i.e. site in unit are is gradually increased), same time-varying less
Change site size and the degree of depth (the site diameter near source ends is little and site depth as shallow, away from light source site diameter gradually
Become greatly and the site degree of depth deepens).The i.e. slight site a diameter of 0.03 evacuated in dot area；Moderate is evacuated in dot area
Site a diameter of 0.0398；Density evacuates the site a diameter of 0.0549 in dot area.
Embodiment two:
Matrix form network point distribution: use the mode of matrix that site is covered with the light-emitting zone of whole light guide plate, near light source
The site spacing of end is big, and the site spacing gradually spacing away from source ends diminishes, while changing with time interval, site size with
The degree of depth changes simultaneously, the most slightly evacuates the site a diameter of 0.03 in dot area, adjacent two in slight evacuation dot area
Row site distance is 0.2；Moderate evacuates the site a diameter of 0.0381 in dot area, and it is adjacent that moderate is evacuated in dot area
Two row site distances are 0.172；Density evacuates the site a diameter of 0.0517 in dot area, and density is evacuated in dot area
Adjacent rows site distance is 0.15.
Embodiment of above is only to be described preferred implementation of the present utility model, not to this utility model
Scope be defined, without departing from this utility model design spirit on the premise of, this area ordinary skill technical staff to this
Various deformation that the technical scheme of utility model is made and improvement, all should fall into the guarantor that claims of the present utility model determine
In the range of protecting.
Claims (6)
1. a light guide plate, including light guide plate main body, the one side of described light guide plate main body is exiting surface, and another side is site
Face, it is characterised in that: described light guide plate main body one end side is provided with LED light source, and the longitudinal direction on described dot surface surface is by LED
Light source to the other end is distributed and slightly evacuates dot area, moderate evacuates dot area and density evacuates dot area, described
Slightly evacuate dot area, moderate evacuates dot area and density is evacuated and is distributed with some sites in dot area, described
By dot density is little, site gradually becomes that dot density is big, site diameter to away from LED light source one end near LED light source one end
Little gradually become that site diameter is big and site height is short gradually becomes site height height, a diameter of 0.01mm-in described site
0.25mm, neighbour node spacing is 0.01mm-2mm.
A kind of light guide plate the most according to claim 1, it is characterised in that: the exiting surface of described light guide plate main body is flat
Sliding surface or V-groove face.
A kind of light guide plate the most according to claim 1, it is characterised in that: described site has projection, described
Height of projection is 0.001mm-0.15mm.
A kind of light guide plate the most according to claim 1, it is characterised in that: described slightly evacuate dot area, in
The site that degree is evacuated in dot area and density evacuation dot area is the distribution of snap shot formula, wherein, slightly evacuates in dot area
The a diameter of 0.01-0.035mm in site；Moderate evacuates a diameter of 0.035-0.05mm in site in dot area；Density is evacuated
The a diameter of 0.05-0.1mm in site in dot area.
A kind of light guide plate the most according to claim 1, it is characterised in that: described slightly evacuate dot area, in
The site that degree is evacuated in dot area and density evacuation dot area is matrix form distribution, wherein, slightly evacuates in dot area
The a diameter of 0.01-0.035mm in site, the slight adjacent rows site distance evacuated in dot area is 0.1-0.5mm；Moderate
Evacuating a diameter of 0.035-0.05mm in site in dot area, the adjacent rows site distance that moderate is evacuated in dot area is
0.04-0.2mm；Density evacuates a diameter of 0.05-0.1mm in site in dot area, and it is adjacent that density is evacuated in dot area
Two row site distances are 0.05-0.08mm.
A kind of light guide plate the most according to claim 1, it is characterised in that: described site can be circular, oval
Any one or more graphics combine of shape, rhombus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620745722.4U CN205787208U (en) | 2016-07-13 | 2016-07-13 | A kind of light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620745722.4U CN205787208U (en) | 2016-07-13 | 2016-07-13 | A kind of light guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205787208U true CN205787208U (en) | 2016-12-07 |
Family
ID=58122269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620745722.4U Active CN205787208U (en) | 2016-07-13 | 2016-07-13 | A kind of light guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205787208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873154A (en) * | 2018-08-10 | 2018-11-23 | 江苏达伦电子股份有限公司 | A kind of the network point distribution design method and light guide plate of light guide plate |
-
2016
- 2016-07-13 CN CN201620745722.4U patent/CN205787208U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108873154A (en) * | 2018-08-10 | 2018-11-23 | 江苏达伦电子股份有限公司 | A kind of the network point distribution design method and light guide plate of light guide plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203322998U (en) | LED integrated optical source lens | |
| CN205787208U (en) | A kind of light guide plate | |
| CN104977649A (en) | Light guide plate and laser dotting light guide plate production method | |
| CN103871948B (en) | Dual-in-line shell fixture | |
| CN209624916U (en) | A kind of frame with Negative poisson's ratio | |
| CN104570190A (en) | Light guide plate and method for manufacturing light guide plate | |
| CN203337847U (en) | LED dot light guide plate | |
| CN207528957U (en) | A kind of light guide plate of improvement | |
| CN101781831A (en) | Improved structure of knitting machine sinker | |
| CN204882921U (en) | Light conducting plate | |
| CN205450331U (en) | Circle concave point face adds light guide plate of frosting | |
| CN212723440U (en) | Exempt from silk screen printing light guide plate | |
| CN203004230U (en) | Forming die for light guide plate with large-sized laser lattic point | |
| CN104880756A (en) | Light guide plate and backlight module | |
| CN103944065B (en) | Method for changing slow axis direction optical field distribution of semiconductor lasers bars | |
| CN106719978A (en) | Bread mold | |
| TW201335642A (en) | Light guide plate and making method thereof | |
| CN205720756U (en) | A kind of round concave point face adds the light guide plate of bright finish | |
| CN206920643U (en) | A kind of light guide plate | |
| CN102901053A (en) | Method for designing dots of light guide plate | |
| CN110333569A (en) | A kind of light guide plate and its manufacturing method | |
| CN205787201U (en) | Backlight module light guide plate, backlight module and light-emitting diode display | |
| CN205982705U (en) | LED backlight optical microstructure light guide plate | |
| CN207240860U (en) | A kind of 3D product shapings machine template | |
| CN201354403Y (en) | Improved structure of sinker of knitting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |