A kind of top light emitting light guiding film luminous zone atomization process structureTechnical field
The utility model is a kind of top light emitting light guiding film luminous zone atomization process structure, belongs to light guiding film field.
Background technology
Light guiding film, it is the transparent membrane with high index of refraction and light transmittance, and utilizes light refractive index between mediumDifference and total reflection phenomenon occurs, light is guided and projected by surface.LED light source can be converted into area source in use,Available for mobile phone, TP (touch-screen) and button etc., but with the development need of Cell Phone Design scheme, main flow mobile phone currently on the marketDevelop towards lightening direction, therefore each sheaf space structure of mobile phone design there are strict requirements, causes mobile phone guide-lightingFilm requires more and more thinner in design on thickness, so will many times compress the thickness of light guiding film, light guiding film gets over sake light sourceBrightness it is lower.
Prior art discloses Application No.：201220142770.6 guide-lighting membrane structure, including an incidence surface and one go outSmooth surface, the incidence surface is corresponding with LED, and exiting surface is corresponding with button, and guide-lighting membrane structure is in rugosity, and exiting surface is with enteringSmooth surface mirror image is parallel or forms an angle, and the light that LED is sent injects light guiding film by incidence surface, is projected by exiting surface and is irradiatedOn button；Bending side is also associated between the incidence surface and exiting surface, the bending side both ends and incidence surface and exiting surfaceJunction is round-corner transition；Rectangular through-hole is provided with the incidence surface, LED is in the through hole.The utility model is with showingThere is technology to compare, because light guiding film uses rugosity structure, while efficient uniform realizes the refraction and deflecting of light, also significantlyThe length dimension for reducing light guiding film of degree, the small trend of the big fuselage of digital product such as mobile phone screen is more adapted to, before the application of marketScape is wide.But the light guiding film luminous zone exiting surface brightness of the utility model is inadequate, can not meet uniformity, the height of the brightness in marketThe high demand of angle value.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide a kind of top light emitting light guiding film luminous zone mistChange processing structure, to solve the problem of guide-lighting membrane structure is not thin enough, can not meet the assembling demand in market.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of top light emitting is ledLight film luminous zone atomization process structure, its structure include diffusion barrier, the first black and white photomask, guide-lighting PC, the second black and white photomask,Light emitting LED lamp, FPC FPCs are pushed up, the diffusion barrier is connected with the first black and white photomask, the first black and white photomaskIt is connected with guide-lighting PC, the guide-lighting PC is connected with the second black and white photomask, and the second black and white photomask is emitting led with pushing upLamp is connected, and the top light emitting LED lamp is connected with FPC FPCs, and the guide-lighting PC is by diffusion particle, diffusion layer, saturatingLight base material, anti scuffing layer composition, the diffusion layer are fixed with diffusion particle, and the diffusion layer is connected with transmitting substrate, instituteTransmitting substrate is stated with anti scuffing layer to be connected.
Further, the diffusion barrier is toroidal.
Further, the guide-lighting PC is strip.
Further, the second black and white photomask is provided with hole.
Further, the first black and white photomask is provided with through hole.
Further, the first black and white photomask side is provided with groove.
Further, the groove has 2.
Further, described hole has 3.
The utility model carries out atomization process to light guiding film luminous zone brightness uniformity, meets that assembling demand and brightness are constantIn the case of, the position of the light-emitting window perpendicular alignmnet demand of illuminating source will be directly pushed up, and illuminating source brightness value is certain, light extractionThe area source uniformity of mouth need to meet the needs of market brightness value is high again.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility modelSign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation of top light emitting light guiding film luminous zone atomization process structure of the utility model.
Fig. 2 is the utility model leaded light PC structural representation.
In figure：Diffusion barrier -1, the first black and white photomask -2, guide-lighting PC-3, the second black and white photomask -4, top light emitting LED lamp -5th, FPC FPCs -6, diffusion particle -301, diffusion layer -302, transmitting substrate -303, anti scuffing layer -304, hole -401,Through hole -201, groove -202.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, belowWith reference to embodiment, the utility model is expanded on further.
Fig. 1, Fig. 2 are referred to, the utility model provides a kind of top light emitting light guiding film luminous zone atomization process structure technologyScheme：Its structure include diffusion barrier 1, the first black and white photomask 2, guide-lighting PC3, the second black and white photomask 4, top light emitting LED lamp 5,FPC FPCs 6, the diffusion barrier 1 are connected with the first black and white photomask 2, the first black and white photomask 2 and leaded lightPC3 is connected, and the guide-lighting PC3 is connected with the second black and white photomask 4, the second black and white photomask 4 and top light emitting LED lamp5 are connected, and the top light emitting LED lamp 5 is connected with FPC FPCs 6, and the guide-lighting PC3 is by diffusion particle 301, diffusionLayer 302, transmitting substrate 303, anti scuffing layer 304 form, and the diffusion layer 302 is fixed with diffusion particle 301, the diffusion layer302 are connected with transmitting substrate 303, and the transmitting substrate 303 is connected with anti scuffing layer 304, and the diffusion barrier 1 is circleShape, the guide-lighting PC3 are strip, and the second black and white photomask 4 is provided with hole 401, and the first black and white photomask 2 is provided withThrough hole 201, the side of the first black and white photomask 2 are provided with groove 202, and the groove 202 has 2, and described hole 401 has 3.
Diffusion barrier 1 described in this patent is also known as " brightness enhancement film ".A kind of PET film piece with mini porous structures.Micropore canAverage airflow is limited, and allows diffusion flow by the way that therefore isotopic separation can be carried out using mass discrepancy.The leaded lightPC3 is to utilize PC plate material, has high reflectivity and the not hitech materials of extinction, then with the front use with wear-resisting steel plateLaser machine optics light guiding points.
During assembling, by diffusion barrier 1, the first black and white photomask 2, guide-lighting PC3, the second black and white photomask 4, top light emitting LED lamp5th, FPC FPCs 6 are sequentially connected, and FPC FPCs 6 make top light emitting LED lamp 5 be lighted, the second black and white photomask 4Shading is carried out, light is appeared from hole 401, and line source is changed into area source by guide-lighting PC3, is lighted uniform, diffusion barrier 1 makes light spokeArea increase is penetrated, but is reduction of the luminous intensity of unit area, for example, can be used for mobile phone screen, meets mobile phone towards lighteningDirection is developed, the thinner demand of light guiding film.
Diffusion barrier 1 of the present utility model, the first black and white photomask 2, guide-lighting PC3, the second black and white photomask 4, top are emitting ledLamp 5, FPC FPCs 6, diffusion particle 301, diffusion layer 302, transmitting substrate 303, anti scuffing layer 304, hole 401, through hole201st, groove 202, the part that part is universal standard part or those skilled in the art know, its structure and principle are all this skillArt personnel can learn or know by normal experiment method the utility model solves the problems, such as it is light guiding film by technical manualStructure is not thin enough, and brightness value is weak, and lack of homogeneity can not meet the assembling demand in market, and the utility model is mutual by above-mentioned partIt is combined, atomization process is carried out to light guiding film luminous zone brightness uniformity, in the case of meeting that assembling demand and brightness are constant, directlyThe position of the light-emitting window perpendicular alignmnet demand of illuminating source will be pushed up by connecing, and illuminating source brightness value is certain, the area source of light-emitting windowUniformity need to meet the needs of market thinning again, described in detail below：
Structure include diffusion barrier 1, the first black and white photomask 2, guide-lighting PC3, the second black and white photomask 4, top light emitting LED lamp 5,FPC FPCs 6, the diffusion barrier 1 are connected with the first black and white photomask 2, the first black and white photomask 2 and leaded lightPC3 is connected, and the guide-lighting PC3 is connected with the second black and white photomask 4, the second black and white photomask 4 and top light emitting LED lamp5 are connected, and the top light emitting LED lamp 5 is connected with FPC FPCs 6, and the guide-lighting PC3 is by diffusion particle 301, diffusionLayer 302, transmitting substrate 303, anti scuffing layer 304 form, and the diffusion layer 302 is fixed with diffusion particle 301, the diffusion layer302 are connected with transmitting substrate 303, and the transmitting substrate 303 is connected with anti scuffing layer 304.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, forFor those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from thisIn the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matterFrom the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by instituteAttached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claimAll changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitationIt is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrappedContaining an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarityUsing specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the artIt is appreciated that other embodiment.