CN207164297U - Plate for high luminance light guide structure - Google Patents
Plate for high luminance light guide structure Download PDFInfo
- Publication number
- CN207164297U CN207164297U CN201721056794.9U CN201721056794U CN207164297U CN 207164297 U CN207164297 U CN 207164297U CN 201721056794 U CN201721056794 U CN 201721056794U CN 207164297 U CN207164297 U CN 207164297U
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- Prior art keywords
- light
- conducting plate
- plate body
- led
- light source
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Abstract
The utility model discloses a kind of plate for high luminance light guide structure, LED light source including light conducting plate body and with multiple LEDs, the light conducting plate body is light incident sides close to the one side of the LED light source, the bottom surface of the light conducting plate body is provided with the first reflector layer, the top surface of the light conducting plate body is projection surface, opening position corresponding to the LED in the light incident sides is provided with and the LED multigroup groove group correspondingly, length direction of the multigroup groove group along the light incident sides is arranged at intervals, each groove group is respectively provided with several grooves, each groove sets to the concave to be formed by the light incident sides, each described groove runs through the light conducting plate body along the short transverse of the light conducting plate body, each described groove is the arc groove of indent；Some first convex lens are arranged at intervals with the top surface of the light conducting plate body.
Description
Technical field
It the utility model is related to a kind of plate for high luminance light guide structure.
Background technology
Light guide plate is the important component of LCDs, and light source is entered by the side end face of light guide plate, then leading by light guide plate
Diffusion caused by light action and site thereon, is changed into the uniform area source of luminosity by line source.Existing liquid
Light source inside crystal display screen sets up mode and is divided into side-light type or straight-down negative, and side-light type refers to the side that light source is set to panel,
It is generally used for the panel of reduced size, straight-down negative is then the lower section that light source is arranged on to panel, is generally used for the face of large-size
Plate.The high brightness of light guide plate printing opacity, the important indicator of uniformity evaluation light guide plate performance, the light conducting plate structure of existing side-light type
In, it is necessary to set several spaced light emitting diodes in light conducting plate body side, send out in light conducting plate body sole arrangement
There is reflector layer, the light source of several light emitting diodes is reflected after the importing of the light conducting plate body side by reflection shield,
Guide-lighting anti-bottom reflection piece reflection, makes light be distributed from the surface of emission of the light conducting plate body.Traditional light conducting plate structure
In, light source enters in light conducting plate body, more or less in the presence of some blanking bars, cause light-source brightness that light conducting plate body is launched and
The uniformity is poor.
Utility model content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is：It is bright to provide a kind of raising
The plate for high luminance light guide structure of degree.
In order to solve the above technical problems, the technical scheme that the utility model uses is：It is guide-lighting to provide a kind of high brightness
Harden structure, including light conducting plate body and the LED light source with multiple LEDs, the light conducting plate body is close to the LED light source
One side be light incident sides, the bottom surface of the light conducting plate body is provided with the first reflector layer, the top surface of the light conducting plate body
For projection surface, the opening position corresponding to the LED in the light incident sides is provided with more correspondingly with the LED
Group groove group, length direction of the multigroup groove group along the light incident sides are arranged at intervals, and each groove group is respectively provided with some
Individual groove, each groove set to the concave to be formed by the light incident sides, and each described groove is along the light guide plate sheet
The short transverse of body runs through the light conducting plate body, and each described groove is the arc groove of indent；In the light guide plate
The top surface of body is arranged at intervals with some first convex lens.
Further, several radiuses are provided with the arcuate surface of each the first convex lens and are less than first convex lens
Radius the second convex lens.
Further, several described second convex lens are distributed on the arcuate surface of first convex lens in concentric circles.
Further, the light conducting plate body the close LED light source side top surface and bottom surface be provided with two
Symmetrical neck, two slivers, two sliver point are symmetrically arranged with the lower edges of the light incident sides of the light conducting plate body
Do not extend from the lower edges to the LED light source direction and formed.
Further, the LED light source includes a light source body isometric with the light incident sides of the light conducting plate body, institute
State the incident side that the side of light source body towards the light conducting plate body is provided with for the light conducting plate body be placed in it is therein
Cell body, the bottom of the cell body are provided with two guide grooves for being oriented to and coordinating corresponding to the opening position of two sliver, the cell body
Opening position on upper and lower cell wall corresponding to two neck is provided with symmetrical two fixture block, and the multiple LED is along the light source
The length direction interval of body is located at the position at the cell body rear, the multiple LED place in the light source body
Position corresponds with multigroup groove group.
Plate for high luminance light guide structure of the present utility model, light source each imploded arcs as corresponding to each LED directive
Arc groove group, light inside directive light guide plate is controlled by it, is reflected without unnecessary refraction and light guide plate is entered by it
Inside, LED light source are greatly utilized, so as to add brightness.Some first convex lens are set in projection surface, more enter one
The diffusion refraction of step increase light source so that evenly, brightness is higher for light source projects.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the utility model plate for high luminance light guide structure one
Fig. 2 is the structural representation of light conducting plate body in the embodiment of the utility model plate for high luminance light guide structure one.
Fig. 3 is Fig. 2 partial enlarged drawing.
Fig. 4 is the structural representation of the embodiment of the utility model plate for high luminance light guide structure one.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1 to Fig. 3, the brightness light conducting plate structure of the present embodiment, including light conducting plate body 1 and with multiple
The LED light source 2 of LED 201, the light conducting plate body 1 is light incident sides 101 close to the one side of the LED light source 2, described
The bottom surface of light conducting plate body 1 is provided with the first reflector layer, and the top surface of the light conducting plate body 1 is projection surface, in the incident side
Opening position on face 101 corresponding to the LED 201 be provided with the LED 201 multigroup groove group 102 correspondingly,
Length direction of the multigroup groove group 102 along the light incident sides 101 is arranged at intervals, and each groove group 102 is respectively provided with some
Individual groove, each groove set to the concave to be formed by the light incident sides 101, and each described groove is along the light guide plate
The short transverse of body 1 runs through the light conducting plate body 1, and each described groove is the arc groove of indent；Led described
The top surface of tabula rasa body 1 is arranged at intervals with some first convex lens 103.
The spaced setting of some grooves in each group of groove group 102, every adjacent two in each group of groove group 102 are recessed
Spacing distance between groove is much smaller than per the spacing distance between two adjacent groups groove group 102.It is described in this specific embodiment
LED 201 (i.e. light emitting diode) is four, and the groove group 102 is four groups, (remote in the lateral surface of the LED light source 2
The one side of the light incident sides 101) it is perspective plane, four LEDs 201 are respectively positioned in corresponding one group of groove group 102
Heart position, i.e., on the perspective plane, the central point of each LED 201 overlaps with the central point of a corresponding groove.Adopt
With this structure, the arc groove group 102 of light source each imploded arcs as corresponding to each directive of LED 201, pass through its control
Light inside directive light guide plate processed, entered without unnecessary refraction reflection by it inside light guide plate, LED light source 2 obtains greatly
Utilization, so as to add brightness.Some first convex lens 103 are set in projection surface, further increase the diffusion of light source
Refraction so that evenly, brightness is higher for light source projects.
In the present embodiment, several radiuses are provided with the arcuate surface of each the first convex lens 103 less than described first
Second convex lens 104 of the radius of convex lens 103.In various embodiments, the radius of second convex lens 104 depends on
Depending on the quantity and spacing distance arranged on first convex lens 103.Such as in one embodiment, it is necessary to described
Two the second convex lens 104 are arranged on first convex lens 103, then the radius of each the second convex lens 104 can be described the
The 30%~40% of one convex lens 103, such as, it is necessary to arrange five on first convex lens 103 in another embodiment
Individual second convex lens 104, then the radius of each the second convex lens 104 can be first convex lens 103 10%~
15%.
In the present embodiment, in order to further increase the uniformity, several described second convex lens 104 are distributed in concentric circles
On the arcuate surface of first convex lens 103.
Fig. 4 is referred to, Fig. 4 is the structural representation of another embodiment of the utility model plate for high luminance light guide structure.This
The plate for high luminance light guide structure of embodiment includes light conducting plate body same or analogous with above-described embodiment structure or function, first
Reflecting layer, some LEDs and some correspondingly groups of groove groups of the LED, convex lens and the second convex lens.With
The difference of one embodiment is：In the plate for high luminance light guide structure of the present embodiment, the top surface of the incident side of the light conducting plate body
Bottom surface is provided with two symmetrical necks 14, is symmetrically arranged with two in the lower edges of the light incident sides of the light conducting plate body and leads
Bar 16, two sliver 16 extend from the lower edges to the LED light source direction formed respectively.The LED light source includes
One light source body 20 (elongate in shape) isometric with the light incident sides of the light conducting plate body, the light source body 20 is towards described
The side of light conducting plate body, which is provided with, supplies the incident side of the light conducting plate body to be placed in cell body 22 therein, the cell body 22
Bottom is provided with two guide grooves 24 for being oriented to and coordinating, up and down on cell wall of the cell body 22 corresponding to the opening position of two sliver 16
The opening position of two neck 14 is provided with symmetrical two fixture block 26, the multiple LED is along the light source body 20
Length direction interval be located at the position at the rear of cell body 22 in the light source body 20, where the multiple LED
Position corresponds with multigroup groove group.
Further, the bottom surface of the light conducting plate body has some depressions 18 to arch upward upwards, the length of the depression 18
It is vertical with the length direction of the light source body 20 to spend direction, some depressions 18 to arch upward upwards make it that the bottom surface is in one
First corrugated surface；The upper surface of first reflector layer is the second corrugated surface with the first corrugated surface male-female engagement.
The light conducting plate body is spliced by least two light-passing boards, in two neighboring light-passing board, wherein a light-passing board
Splice ends there is V-arrangement splicing groove 191, the tip of V-arrangement splicing groove 191 to the direction away from wherein another light-passing board,
The splice ends of another light-passing board are to splice the V-arrangement tip 192 of the split of groove 191 with the V-arrangement.Using the structure, go for
The screen of various sizes so that this light conducting plate structure scope of application is wider.
Light conducting plate structure of the present utility model, the LED light source is in integrally list structure, located at the light conducting plate body
Side, it is simple in construction, it is very convenient quick during the engagement of light conducting plate body and the LED light source, engaging time is reduced, is improved
Efficiency.
Embodiment of the present utility model is these are only, not thereby limits the scope of the claims of the present utility model, every profit
The equivalent structure or equivalent flow conversion made with the utility model specification and accompanying drawing content, or directly or indirectly it is used in it
The technical field of his correlation, is similarly included in scope of patent protection of the present utility model.
Claims (5)
1. a kind of plate for high luminance light guide structure, including light conducting plate body and the LED light source with multiple LEDs, the leaded light
Plate body is light incident sides close to the one side of the LED light source, and the bottom surface of the light conducting plate body is provided with the first reflector layer,
The top surface of the light conducting plate body is projection surface, it is characterised in that：The position of the LED is corresponded in the light incident sides
Place is provided with and the LED multigroup groove group correspondingly, length side of the multigroup groove group along the light incident sides
To interval setting, each groove group is respectively provided with several grooves, and each groove sets to the concave to be formed by the light incident sides,
Each described groove runs through the light conducting plate body along the short transverse of the light conducting plate body, and each described groove is equal
For the arc groove of indent；Some first convex lens are arranged at intervals with the top surface of the light conducting plate body.
2. plate for high luminance light guide structure as claimed in claim 1, it is characterised in that：On the arcuate surface of each the first convex lens
It is provided with second convex lens of several radiuses less than the radius of first convex lens.
3. plate for high luminance light guide structure as claimed in claim 2, it is characterised in that：Several described second convex lens are in concentric
Circle is distributed on the arcuate surface of first convex lens.
4. plate for high luminance light guide structure as claimed any one in claims 1 to 3, it is characterised in that：In the light guide plate sheet
The top surface of the side of the close LED light source of body and bottom surface are provided with two symmetrical necks, in entering for the light conducting plate body
The lower edges of light side are symmetrically arranged with two slivers, and two sliver is respectively from the lower edges to the LED light source side
Formed to extension.
5. plate for high luminance light guide structure as claimed in claim 4, it is characterised in that：The LED light source is led including one with described
The isometric light source body of the light incident sides of tabula rasa body, the side of the light source body towards the light conducting plate body is provided with confession
The incident side of the light conducting plate body is placed in cell body therein, and the bottom of the cell body corresponds to the opening position of two sliver
Two guide grooves for being oriented to and coordinating are provided with, the opening position up and down on cell wall corresponding to two neck of the cell body is provided with symmetrically
Two fixture blocks, length direction interval of the multiple LED along the light source body is in the light source body positioned at described
The position at cell body rear, the multiple LED position correspond with multigroup groove group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721056794.9U CN207164297U (en) | 2017-08-23 | 2017-08-23 | Plate for high luminance light guide structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721056794.9U CN207164297U (en) | 2017-08-23 | 2017-08-23 | Plate for high luminance light guide structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207164297U true CN207164297U (en) | 2018-03-30 |
Family
ID=61718075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721056794.9U Expired - Fee Related CN207164297U (en) | 2017-08-23 | 2017-08-23 | Plate for high luminance light guide structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207164297U (en) |
-
2017
- 2017-08-23 CN CN201721056794.9U patent/CN207164297U/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 |
Granted publication date: 20180330 Termination date: 20180823 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |