CN208833944U - Two-sided structure light guide plate - Google Patents

Two-sided structure light guide plate Download PDF

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Publication number
CN208833944U
CN208833944U CN201821871997.8U CN201821871997U CN208833944U CN 208833944 U CN208833944 U CN 208833944U CN 201821871997 U CN201821871997 U CN 201821871997U CN 208833944 U CN208833944 U CN 208833944U
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China
Prior art keywords
light
photosphere
light guide
guide plate
backlight layer
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Application number
CN201821871997.8U
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Chinese (zh)
Inventor
吴仕斌
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Shenzhen Dinggao Optoelectronic Products Co Ltd
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Shenzhen Dinggao Optoelectronic Products Co Ltd
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Priority to CN201821871997.8U priority Critical patent/CN208833944U/en
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Abstract

The utility model discloses two-sided structure light guide plates, including substrate, prism structure and positive tetrahedron, the substrate is formed by going out photosphere, backlight layer and incidence surface, the photosphere upper layer out is fixed with prism structure, the backlight layer bottom is fixed with positive tetrahedron, it is provided with incidence surface on the right side of photosphere and the backlight layer out, light-guiding pillar is inlaid in the incidence surface, it is described to go out to be provided with lighting net between photosphere and backlight layer.The utility model solves traditional light guide plate leaded light low efficiency by setting substrate, prism structure and positive tetrahedron, and shady face light emission rate is higher, and the light of shady face reflection is more concentrated and is easy the problem of forming hot spot on light-emitting surface.

Description

Two-sided structure light guide plate
Technical field
The utility model relates to optics plate technical fields, specially two-sided structure light guide plate.
Background technique
Light guide plate is acrylic/PC plate material using optical grade, and then using has high reflectivity and the not high-tech of extinction Skill material is stamped in the acryl plates bottom surface laser engraving, V-type cross grid engraving, UV screen printing technology of optical grade Light guiding points draw the light that issues from lamp in the stop on optical grade acryl plates surface using optical grade acryl plates, when When light is mapped to each light guiding points, reflected light can be spread toward all angles, then destroyed conditioned reflex and projected by light guide plate front, By various densitys, light guiding points not of uniform size, light guide plate uniformly light-emitting can be made, the purposes of reflector plate is bottom surface exposing Light is reflected back in light guide plate, and for improving the service efficiency of light, in the case of homalographic light emission luminance, luminous efficiency is high, power consumption It is low;
Through retrieving 206594332 U of Chinese patent grant number CN, Granted publication 2017.10.27 discloses two-sided structure and leads Tabula rasa includes incidence surface, light-emitting surface and shady face, and the light-emitting surface includes prism structure, and the prism structure includes A plurality of continuous wave stripe, the shady face are equipped with multiple salient points being arranged in array, between the salient point two-by-two mutually It is staggered, the distance between two salient points are identical as the outer diameter of salient point;The incidence surface further includes light-entry structure, the light-entry structure packet Upper layer and lower layer are included, the upper layer is equipped with the notch being recessed upwards, and lower layer is equipped with downwardly convex convex block, the notch It is overlapped with the center line of convex block.
Two-sided structure light guide plate in the prior art has the following disadvantages: the light-entry structure leaded light efficiency on incidence surface It is low, the light of outer blaze body cannot be absorbed to greatest extent, and light cannot be evenly arranged by light-entry structure when absorbing light In substrate every nook and cranny, distance of the light-entry structure apart from light-emitting surface is different, cause out light it is uneven, the salient point being arranged on shady face, When the backlight light of different angle is irradiated on the salient point on shady face, salient point inner layer surface collect the light of different angle by its It is projected along same direction, can collect at light-emitting surface back in brighter hot spot, cause light-emitting surface to go out light uneven.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides two-sided structure light guide plate, solves traditional light guide plate Guide-lighting low efficiency, shady face light emission rate is higher, and the light of shady face reflection is more concentrated and is easy to form hot spot on light-emitting surface The problem of.
(2) technical solution
To achieve the above object, the utility model provides the following technical solutions: two-sided structure light guide plate, including substrate, rib Mirror structure and positive tetrahedron, the substrate are formed by going out photosphere, backlight layer and incidence surface, and the photosphere upper layer out is fixed with prism Structure, the backlight layer bottom are fixed with positive tetrahedron, it is described go out photosphere and backlight layer on the right side of be provided with incidence surface, it is described enter light Light-guiding pillar is inlaid in face, it is described to go out to be provided with lighting net between photosphere and backlight layer.
Preferably, the prism structure and between photosphere it is provided with PET film out.
Preferably, it is connected on the right side of the lighting net with light-guiding pillar, and is an integral structure.
Preferably, the lighting host body is formed by the horizontal and vertical interlaced arrangement of semi- cylindrical structure, and circular arc one side Towards backlight layer.
Preferably, the prism structure bottom on the photosphere upper layer out, which is connected, is arranged side by side, and positive the four of the backlight layer bottom Face body bottom, which is connected, to be arranged side by side.
(3) beneficial effect
The utility model provides two-sided structure light guide plate, have it is following the utility model has the advantages that
(1) light-guiding pillar is set in the utility model incidence surface, for greatly importing outer blaze body light, is improved Light utilization efficiency increases the overall brightness of light guide plate, and lighting net is arranged in the middle part of substrate, and the light absorbed on light-guiding pillar is equal It is even to be arranged in substrate every nook and cranny so that luminous point inside substrate apart from light-emitting surface apart from identical, luminous exitance is more uniform.
(2) the utility model lighting host body is formed by the horizontal and vertical interlaced arrangement of semi- cylindrical structure, and light passes through When lighting net, globoidal structure can reflect away the light in semicolumn on the inside of semicolumn, make its light along semicolumn section Side is projected, and can avoid more light across lighting net directive backlight layer.
(3) positive tetrahedron structure is arranged by setting backlight layer bottom in the utility model, projects from the online remaining of lighting In light directive positive tetrahedron structure, the recycling in the positive tetrahedron structure of solid matter setting through the big degree of superrefraction repellel is shone The light penetrated can be injected and be projected from multi-angle, and the light angle of injection is different, and hot spot will not be gathered on light-emitting surface.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the partial structural diagram of the utility model;
Fig. 3 is the incidence surface structural schematic diagram of the utility model;
Fig. 4 is the lighting net section schematic diagram of the utility model;
Fig. 5 is the lighting net overall structure diagram of the utility model;
Fig. 6 is the lighting net and light guide column structure schematic diagram of the utility model.
In figure: 1, substrate;2, prism structure;3, positive tetrahedron;4, incidence surface;5, lighting net;6, backlight layer;7, go out light Layer;8, PET film;9, light-guiding pillar.
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 figures 1 to 6, the utility model provides a kind of technical solution: two-sided structure light guide plate, including substrate 1, prism Structure 2 and positive tetrahedron 3, substrate 1 are formed by going out photosphere 7, backlight layer 6 and incidence surface 4, and 7 upper layer of photosphere is fixed with prism knot out Structure 2,2 bottom of prism structure on 7 upper layer of photosphere is connected and is arranged side by side out, improves irradiant multi-angle uniformity, prism PET film 8 is provided between structure 2 and out photosphere 7,6 bottom of backlight layer is fixed with positive tetrahedron 3, the positive four sides of 6 bottom of backlight layer 3 bottom of body, which is connected, to be arranged side by side, can the recycling of high degree emit light, be provided with incidence surface on the right side of photosphere 7 and backlight layer 6 out 4, be inlaid with light-guiding pillar 9 in incidence surface 4, light-guiding pillar 9 can high degree absorption source light, 5 main body of lighting net is by semicolumn The horizontal and vertical interlaced arrangement of type structure forms, and circular arc one is provided between photosphere 7 and backlight layer 6 out facing towards backlight layer 6 Lighting net 5,5 right side of lighting net is connected with light-guiding pillar 9, and is an integral structure.
In use, outer blaze body light enters in lighting net 5 through over-light-transferring pole 9, lighting net 5 will absorb on light-guiding pillar 9 Light be evenly arranged in 1 every nook and cranny of substrate so that the luminous point inside substrate 1 apart from light-emitting surface apart from identical, light warp When crossing lighting net 5, globoidal structure can reflect away the light in semicolumn on the inside of semicolumn, cut its light along semicolumn Face side is projected, by the reflection or the multi-direction uniform injection of refraction of prism structure 2, the light that remaining projects from lighting net 5 Recycling irradiation in 3 structure of directive positive tetrahedron, in 3 structure of positive tetrahedron of solid matter setting through the big degree of superrefraction repellel Light, the directive of multi-angle goes out photosphere 7 after absorbing the light that multi-angle is injected, and the light angle of injection is different, Bu Hui Hot spot is gathered on light-emitting surface.
It can to sum up obtain, the utility model solves traditional lead by setting substrate 1, prism structure 2 and positive tetrahedron 3 Tabula rasa leaded light low efficiency, shady face light emission rate is higher, and the light of shady face reflection is more concentrated and is easy to be formed on light-emitting surface The problem of hot spot.
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 (5)

1. two-sided structure light guide plate, including substrate (1), prism structure (2) and positive tetrahedron (3), it is characterised in that: the substrate (1) it is formed by going out photosphere (7), backlight layer (6) and incidence surface (4), described photosphere (7) upper layer out is fixed with prism structure (2), institute It states backlight layer (6) bottom to be fixed with positive tetrahedron (3), is provided with incidence surface (4) on the right side of photosphere (7) and backlight layer (6) out, It is inlaid with light-guiding pillar (9) in the incidence surface (4), it is described to go out to be provided with lighting net (5) between photosphere (7) and backlight layer (6).
2. two-sided structure light guide plate according to claim 1, it is characterised in that: the prism structure (2) and photosphere (7) out Between be provided with PET film (8).
3. two-sided structure light guide plate according to claim 1, it is characterised in that: lighting net (5) right side and light-guiding pillar (9) it is connected, and is an integral structure.
4. two-sided structure light guide plate according to claim 1, it is characterised in that: lighting net (5) main body is by semicolumn Type structure is laterally in longitudinally staggered disposition to be formed, and circular arc one is facing towards backlight layer (6).
5. two-sided structure light guide plate according to claim 1, it is characterised in that: the prism knot on described photosphere (7) upper layer out Structure (2) bottom, which is connected, to be arranged side by side, and positive tetrahedron (3) bottom of backlight layer (6) bottom, which is connected, to be arranged side by side.
CN201821871997.8U 2018-11-14 2018-11-14 Two-sided structure light guide plate Active CN208833944U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821871997.8U CN208833944U (en) 2018-11-14 2018-11-14 Two-sided structure light guide plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821871997.8U CN208833944U (en) 2018-11-14 2018-11-14 Two-sided structure light guide plate

Publications (1)

Publication Number Publication Date
CN208833944U true CN208833944U (en) 2019-05-07

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Application Number Title Priority Date Filing Date
CN201821871997.8U Active CN208833944U (en) 2018-11-14 2018-11-14 Two-sided structure light guide plate

Country Status (1)

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CN (1) CN208833944U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111290068A (en) * 2020-02-26 2020-06-16 武汉华星光电技术有限公司 Light guide plate, backlight module and manufacturing method of light guide plate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111290068A (en) * 2020-02-26 2020-06-16 武汉华星光电技术有限公司 Light guide plate, backlight module and manufacturing method of light guide plate

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