TWM451550U - Integrated type light guide components - Google Patents

Description

Integrated light guide

The present invention relates to an integrated light guiding component, and more particularly to an integrated light guiding component that utilizes a coating layer to adhere a plurality of light guiding elements.

In the current liquid crystal display (LCD) process, since the liquid crystal itself does not emit light, it must be composed of a Light Emitting Diode (LED)/Cold Cathode Fluorescent Lamp (CCFL). The light guiding component provides a sufficient light source with uniform brightness to enable the liquid crystal display device to display an image.

A general light guiding component is composed of a light source, a light guiding substrate, a diffusing plate, a brightness enhancing film, a crucible, and a reflecting sheet. The light emitted by the light source is converted into a surface light source that provides a bright and uniform liquid crystal panel, and then the light source is converted into a surface light source via the light guiding substrate, and the light emitted from the light guiding substrate is reflected back by the reflecting plate disposed at the bottom of the light guiding substrate. Inside the light substrate, to improve the efficiency of the light guiding component, the light of the incident light guiding substrate becomes more uniform through the diffusion plate, and the light guiding device device brightness enhancement film or the cymbal system is used for concentrating light to improve the brightness of the light guiding component. .

However, the components of the current light guiding assembly are assembled in a combined manner, which is less rigid in structure, and even when applied or assembled at a place to be installed, it is easy to cause the components of the light guiding component to be loose, resulting in assembly. In view of the above difficulties, the current light guiding components still have many shortcomings to be improved when they are installed, and a good solution is needed.

The main purpose of the present invention is to provide an integrated light guiding component which bonds the components of the light guiding component to each other by a coating layer, thereby omitting the physical connecting component, in addition to increasing the convenience of assembly and reducing the cost. It can effectively reduce the overall thickness of the components and make the entire integrated light guiding component lighter and thinner.

In order to achieve the above object, an integrated light guiding component of the present invention comprises a light guiding substrate, a plurality of microstructures and a plurality of ridges, wherein the plurality of microstructures are disposed on a lower surface of the light guiding substrate, the plurality The enthalpy is disposed on the upper surface of the light guiding substrate; and the plurality of microstructures are fixed on the lower surface of the light guiding substrate by a first coating layer, and the plurality of ridges are fixed by the first surface The second coating layer is fixed to the upper surface of the light guiding substrate.

Preferably, the microstructures may be composed of an acrylic resin, an ultraviolet light curing resin or a thermosetting resin.

Preferably, the first coating layer and the second coating layer are transparent and adhesive.

Preferably, the first coating layer and the second coating layer may be composed of a polymer resin, an ultraviolet curing resin, a thermosetting resin, an acrylic, a polyvinyl chloride (PVC), a polycarbonate (PC), and a polyester ( Polyester), epoxy or silane.

Preferably, the second coating layer can be a brightness enhancing film.

Preferably, the second coating layer can also be formed as a diffusion film.

Preferably, the light guiding substrate is composed of polyethylene terephthalate (PET), polycarbonate (PC), or polymethyl methacrylate (PMMA).

The present invention further provides another integrated light guiding component, which comprises a light guiding substrate, a diffusing plate and a plurality of cymbals; the diffusing plate is disposed on the upper surface of the light guiding substrate, and the plurality of lanthanum sets are disposed The surface of the diffuser is characterized in that: the diffuser is fixed on the upper surface of the light guide substrate by a first coating layer, and the germanium is fixed to the diffusion by a second coating layer The surface above the board.

Preferably, the method further includes a plurality of microstructures disposed on a lower surface of the light guiding substrate; the plurality of microstructures being fixed under the light guiding substrate by a third coating layer surface.

Preferably, the first coating layer, the second coating layer and the third coating layer are transparent and adhesive. Furthermore, the integrated light guiding component of the present invention is not limited to the above materials, and any other suitable material form or other modification can be applied to the creation.

With the technical features of the integrated light guiding component of the present invention, the following advantages and effects can be achieved:

1. The integrated light guiding component of the present invention is a light guiding component that is inseparable and mutually adhered to each other, so that when it is applied or assembled, the setting is simple and the structure of the light guiding component is not easily damaged.

2. The integrated light guiding component of the present invention can be used as a brightness enhancement film or a diffusion film because the coating layer for fixing is used, so that the light guiding component has brightness enhancement or diffusion light without additionally providing a brightness enhancement film or a diffusion film. The effect can be reduced to achieve cost.

3. The integrated light guiding component of the present invention can improve the fixing property of each component by the adhesive effect of the coating layer, thereby improving the component quality and the service life.

Referring to FIG. 1 , the integrated light guiding component 1 of the embodiment includes a light guiding substrate 11 , a plurality of microstructures 12 , and a plurality of turns 13 . The plurality of microstructures 12 are disposed on the light guiding substrate. The lower surface of the light guide substrate 11 is disposed on the upper surface of the light guide substrate 11, and a light source 8 is disposed on the side of the integrated light guide assembly 1 or at a suitable position.

In more detail, the integrated light guide assembly 1 of the present invention further includes a first paint layer 111 and a second paint layer 112, and the first paint layer 111 is interposed between the light guide substrate 11 And the plurality of microstructures 12 are adhered to the lower surface of the light guide substrate 11; and the second paint layer 112 is interposed between the light guide substrate 11 and the plurality of turns 13 The plurality of crucibles 13 are adhered to the upper surface of the light guiding substrate 11.

The first coating layer 111 and the second coating layer 112 are transparent and adhesive, and are selected from a polymer resin, an ultraviolet curing resin, a thermosetting resin, an acrylic, a polyvinyl chloride (PVC), and a poly It is made of any one of a group consisting of carbonate (PC), polyester (PET), epoxy resin, and silane.

Further, the second coating layer 112 can be used as a brightness enhancing film. When the second light guiding layer 12 is a brightness enhancing film, the material thereof can be polyester or polycarbonate. By using the second coating layer 112 having the brightness enhancing film function and having adhesiveness, the crucibles 13 can be fixed on the surface of the light guiding substrate 11 and the light emitted from the light source 9 can be condensed and improved. Its brightness is improved. Due to The second coating layer 112, which is a brightness enhancing film, achieves the effect of improving the brightness by correcting the angle of the incident light. Therefore, when used as a brightness enhancing film, the second coating layer 112 can be applied in two or more layers.

The present invention provides another embodiment. The second coating layer 112 can also be configured as a diffusion film. When the second light guiding layer 12 is formed as a diffusion film, the material can be selected from polyethylene terephthalate. (Polyethylene terephthalate, PET) or polycarbonate or polymethylmethacrylate, and adding microparticles as scattering particles to the aforementioned matrix material to produce a diffusion film having two or more different refractive indices, so that the incident light Refraction, reflection, and scattering occur, and the effect of diffusion is achieved. By using the second coating layer 112 which is used as a diffusion film and having adhesiveness, the crucibles 13 can be simultaneously fixed to the surface of the light guiding substrate 11 and the light emitted from the light source 9 can be diffused. . When used as a diffusion film, the second coating layer 112 can be coated with two or more layers to obtain better diffused light effect.

In addition, referring to FIG. 2 , the present invention also provides another embodiment. The integrated light guiding component 2 of the embodiment includes a light guiding substrate 21 , a diffusion plate 22 , a plurality of microstructures 23 , and a plurality of The diffusion plate 22 is disposed on the upper surface of the light guiding substrate 21, and the plurality of cymbals 24 are disposed on the upper surface of the diffusion plate 22; on the side or the appropriate side of the integrated light guiding component 2 A light source 9 is provided.

In further detail, in the integrated light guiding component 2 of the embodiment, the method further includes a first coating layer 211, a second coating layer 212 and a third coating layer 213, the first coating layer 211 Between the light guide substrate 21 and the diffusion plate 22, the diffusion plate 22 is adhered On the upper surface of the light guiding substrate 21; the second coating layer 212 is interposed between the diffusion plate 22 and the plurality of crucibles 24, so that the plurality of crucibles 24 are adhered to the upper surface of the diffusion plate 22; The third coating layer 213 is interposed between the light guiding substrate 21 and the plurality of microstructures 23, and the plurality of microstructures 23 are adhered to the lower surface of the light guiding substrate 21.

The first paint layer 211, the second paint layer 212, and the third paint layer 213 are also transparent and adhesive, and the diffuser 22 has the effect of refracting, reflecting, and scattering light, as described above as a diffusion film. The second coating layer 112, the diffusion plate 22 may be made of polyethylene terephthalate or polycarbonate or an ultraviolet curing resin, and microparticles are added as scattering particles to make the diffusion plate 22 have two or more types. Refractive index.

The integrated light guiding component of the present invention can make the components of the integrated light guiding component firmly adhere to each other due to the adhesiveness of the coating layer, and the structural strength is good, so that the application is convenient and not easy to damage; The paint layer of the present invention can have the function of brightness enhancement film or diffusion film, without additional configuration of a brightness enhancement film or diffusion plate, or even a reflection sheet, which can effectively reduce the cost of the process and achieve excellent economic benefits and light guiding effect.

The illustrative specific embodiments disclosed herein are further described in detail as the present invention. The embodiments are merely illustrative of the preferred embodiments, and are not intended to It is to be understood that all such modifications, adaptations, and changes in the teachings of the present invention, which are in accordance with the teachings of the present teachings, are considered to be within the scope and spirit of the present invention.

1‧‧‧Integrated light guide assembly

8‧‧‧Light source

9‧‧‧Light source

11‧‧‧Light guide substrate

12‧‧‧Microstructure

13‧‧‧稜鏡

111‧‧‧First coating layer

112‧‧‧Second paint layer

2‧‧‧Integrated light guide assembly

21‧‧‧Light guide substrate

22‧‧‧Diffuser

23‧‧‧Microstructure

24‧‧‧稜鏡

211‧‧‧First coating layer

212‧‧‧Second paint layer

213‧‧‧ third coating layer

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a cross-sectional view of a preferred embodiment of the present invention.

Figure 2 is a cross-sectional view of a preferred embodiment of the present invention.

1‧‧‧Integrated light guide assembly

8‧‧‧Light source

11‧‧‧Light guide substrate

12‧‧‧Microstructure

13‧‧‧稜鏡

111‧‧‧First coating layer

112‧‧‧Second paint layer

Claims (10)

An integrated light guiding component comprises a light guiding substrate, a plurality of microstructures and a plurality of ridges, wherein the plurality of microstructures are disposed on a lower surface of the light guiding substrate, and the plurality of lanthanum systems are disposed on the guiding The upper surface of the light substrate is characterized in that: the plurality of microstructures are fixed on the lower surface of the light guiding substrate by a first coating layer, and the plurality of defects are fixed by a second coating layer The upper surface of the light guiding substrate. The integrated light guide assembly of claim 1, wherein the microstructures are composed of an acrylic resin, an ultraviolet light curing resin or a thermosetting resin. The integrated light guide assembly of claim 1, wherein the first paint layer and the second paint layer are transparent and adhesive. The integrated light guiding component of claim 3, wherein the first coating layer and the second coating layer are made of a polymer resin, an ultraviolet curing resin, a thermosetting resin, an acrylic, a polyvinyl chloride (PVC) ), polycarbonate (PC), polyester, epoxy or silane. The integrated light guide assembly of claim 1, wherein the second paint layer is a brightness enhancement film. The integrated light guide assembly of claim 1, wherein the second paint layer is formed as a diffusion film. The integrated light guide assembly according to any one of claims 1 to 6, wherein the light guide substrate is made of polyethylene terephthalate (PET), polycarbonate (PC), or polymethyl methacrylate (PMMA). An integrated light guiding component comprises a light guiding substrate, a diffusing plate and a plurality of cymbals; the diffusing plate is disposed on an upper surface of the light guiding substrate, and the plurality of lanthanum systems are disposed on the diffusing plate The surface is characterized in that the diffusion plate is fixed on the upper surface of the light guiding substrate by a first coating layer, and the enamel is fixed on the upper surface of the diffusion plate by a second coating layer. The integrated light guiding component of claim 8, further comprising a plurality of microstructures disposed on a lower surface of the light guiding substrate; the plurality of microstructures being coated by a third coating layer And fixed to the lower surface of the light guiding substrate. The integrated light guide assembly of claim 9, wherein the first paint layer, the second paint layer and the third paint layer are transparent and adhesive.