CN212316000U - Improved generation LED backlight protection film structure - Google Patents

Abstract

The utility model belongs to the field of LED backlight source film materials, in particular to an improved LED backlight source protective film structure, which comprises a transparent substrate and a reflective aluminum foil fixed on the bottom surface of the transparent substrate, wherein a waterproof layer and a fireproof layer are arranged on one surface of the reflective aluminum foil, which is far away from the transparent substrate, the waterproof layer is fixedly bonded with one surface of the reflective aluminum foil, which is far away from the transparent substrate, and the fireproof layer is fixedly bonded with one surface of the waterproof layer, which is far away from the reflective aluminum foil; go up reflection groove and the protruding muscle of reflection of light can refract the light of side direction to upwards with its refraction to vertical, improve the reflection efficiency of light, a plurality of lower reflection groove has been seted up to the one side that transparent substrate and reflection aluminium foil correspond, the even interval arrangement of a plurality of lower reflection groove equidistance, lower reflection groove is the hemisphere, hemispherical lower reflection groove can scatter the parallel light that is not in the protruding muscle region of reflection of light, make its refraction to on the reflection aluminium foil and the protruding muscle of reflection of light, further improve the reflection efficiency of light.

Description

Improved generation LED backlight protection film structure

Technical Field

The utility model relates to a LED backlight thin film material field specifically is an improved generation LED backlight protection film structure.

Background

The LED backlight source mainly comprises a light source, a light guide plate, an optical film, a plastic frame and the like, has the characteristics of high brightness, long service life, uniform light emission and the like, mainly comprises three types of backlight sources of EL, CCFL and LED at present, is divided into an edge type and a direct type according to different light source distribution positions, and an optical protection film comprises a diffusion film, a reflection film and a brightness enhancement film.

The existing reflecting film is arranged on the light guide plate in the LED backlight source and is positioned on one side with reverse light conduction, and the reflecting mode of the existing reflecting film is single, so that the reflecting efficiency of the existing reflecting film to the light emitted by the light source is low, the power of the light source is indirectly increased, and the energy loss is improved. Therefore, the protection film structure for the LED backlight source is provided by those skilled in the art to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved generation LED backlight protection film structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an improved LED backlight source protective film structure comprises a transparent substrate and a reflective aluminum foil fixed on the bottom surface of the transparent substrate, wherein a waterproof layer and a fireproof layer are arranged on one surface of the transparent substrate far away from the reflective aluminum foil, the waterproof layer is fixedly bonded with one surface of the reflective aluminum foil far away from the transparent substrate, the fireproof layer is fixedly bonded with one surface of the waterproof layer far away from the reflective aluminum foil, an enhancement layer is arranged on the bottom surface of the fireproof layer, the enhancement layer is fixedly bonded with one surface of the fireproof layer far away from the waterproof layer, the transparent substrate is far away from the reflective aluminum foil, a plurality of reflective convex ribs are integrally formed and are parallel to each other, an upper reflective groove is formed between every two adjacent reflective convex ribs, the upper reflective groove is a V-shaped groove, and a plurality of lower reflective grooves are formed on one surface of the transparent substrate corresponding to the reflective, a plurality of the lower reflecting grooves are arranged at equal intervals and are hemispherical.

As a further aspect of the present invention: a plurality of light trap, a plurality of all seted up on the protruding muscle of reflection of light the light trap is followed the length direction equidistance interval arrangement of the protruding muscle of reflection of light, the inside of light trap is inlayed and is established and be fixed with reflection of light piece, reflection of light piece is regular octahedron.

As a further aspect of the present invention: the bottom surface of enhancement layer is scribbled and is adhered with the non-setting adhesive, the bottom surface of enhancement layer is equipped with from type paper, from type paper pass through the non-setting adhesive with the enhancement layer can dismantle the connection.

As a further aspect of the present invention: the top surface of the transparent substrate is provided with a protective layer, and the protective layer covers the top surface of the transparent substrate.

As a further aspect of the present invention: the waterproof layer is made of oiled paper.

As a further aspect of the present invention: the fireproof layer is made of asbestos.

As a further aspect of the present invention: the material of enhancement layer is nylon.

Compared with the prior art, the beneficial effects of the utility model are that:

when the light source in side shines, go up reflective trough and the protruding muscle of reflection of light can refract the light of side direction, and with its refraction to vertical upwards, improve the reflection efficiency of light, a plurality of lower reflective trough has been seted up to the one side that transparent substrate and reflection aluminium foil correspond, the even interval arrangement of reflective trough equidistance under a plurality of, lower reflective trough is the hemisphere, hemispherical lower reflective trough can scatter the parallel light that is not in the protruding muscle region of reflection of light, make its refraction to on the reflection aluminium foil and on the protruding muscle of reflection of light, further improve the reflection efficiency of light.

Drawings

FIG. 1 is a schematic structural diagram of an improved protective film structure for an LED backlight source;

FIG. 2 is a schematic diagram of a transparent substrate in an improved protective film structure for an LED backlight;

FIG. 3 is a schematic diagram illustrating the distribution of the positions of lower reflective grooves in an improved protective film structure for an LED backlight;

fig. 4 is a schematic view of a release paper connection in an improved LED backlight protection film structure.

In the figure: 1. a transparent substrate; 101. an upper reflective trough; 102. a lower reflective trough; 103. a light-transmitting hole; 11. a light reflecting convex rib; 12. a light reflecting block; 2. reflecting the aluminum foil; 3. a waterproof layer; 4. a fire barrier layer; 5. an enhancement layer; 51. adhesive sticker; 6. release paper; 7. and a protective layer.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the present invention, an improved LED backlight protection film structure includes a transparent substrate 1 and a reflective aluminum foil 2 fixed on a bottom surface thereof, a waterproof layer 3 and a fireproof layer 4 are disposed on a surface of the reflective aluminum foil 2 away from the transparent substrate 1, the waterproof layer 3 is bonded and fixed to a surface of the reflective aluminum foil 2 away from the transparent substrate 1, the fireproof layer 4 is bonded and fixed to a surface of the waterproof layer 3 away from the reflective aluminum foil 2, a bottom surface of the fireproof layer 4 is provided with a reinforcing layer 5, the reinforcing layer 5 is bonded and fixed to a surface of the fireproof layer 4 away from the waterproof layer 3, the transparent substrate 1 is integrally formed with a plurality of reflective ribs 11, the plurality of reflective ribs 11 are parallel to each other, an upper reflective groove 101 is formed between two adjacent reflective ribs 11, the upper reflective groove 101 is a "V-shaped groove", a plurality of lower reflective grooves 102 are disposed on a surface of, the lower reflecting grooves 102 are arranged at equal intervals, and the lower reflecting grooves 102 are hemispherical.

In this embodiment: the surface of the reflective aluminum foil 2, which is far away from the transparent substrate 1, is provided with a waterproof layer 3 and a fireproof layer 4, the waterproof layer 3 and the surface of the reflective aluminum foil 2, which is far away from the transparent substrate 1, are fixedly bonded, the fireproof layer 4 is fixedly bonded, which is far away from the reflective aluminum foil 2, in the actual use process, the waterproof layer 3 can block liquid water to prevent water from entering between the transparent substrate 1 and the reflective aluminum foil 2, when liquid is encountered, the light reflection quality of the reflective aluminum foil 2 and the transparent substrate 1 cannot be influenced, the fireproof layer 4 can isolate the burning point of the circuit board and cannot influence the reflective aluminum foil 2 and the transparent substrate 1, which is far away from the reflective aluminum foil 2, is integrally formed with a plurality of reflective convex ribs 11, the plurality of reflective convex ribs 11 are parallel to each other, an upper reflective groove 101 is formed between two adjacent reflective convex ribs 11, the upper reflective groove 101 is a V-, go up reflective trough 101 and the protruding muscle 11 of reflection of light can refract the light of side direction, and with its refraction to vertical upwards, improve the reflection efficiency of light, a plurality of lower reflective trough 102 has been seted up to the one side that transparent substrate 1 and reflection aluminium foil 2 correspond, the even interval arrangement of reflective trough 102 equidistance under a plurality of, lower reflective trough 102 is the hemisphere, hemispherical lower reflective trough 102 can scatter the parallel light that is not in the protruding muscle 11 region of reflection of light, make its refraction to on the reflection aluminium foil 2 and the protruding muscle 11 of reflection of light, further improve the reflection efficiency of light.

In fig. 1 and 4: the bottom surface of the enhancement layer 5 is coated with adhesive 51, the bottom surface of the enhancement layer 5 is provided with release paper 6, the release paper 6 is detachably connected with the enhancement layer 5 through the adhesive 51, the release paper 6 can protect the enhancement layer 5 and the adhesive 51 during transportation and storage, damage of scratches of the enhancement layer and the adhesive 51 is prevented, the release paper 6 is removed during use, then the adhesive 51 of the enhancement layer 5 is bonded with the mounting surface, the top surface of the transparent substrate 1 is provided with a protective layer 7, the protective layer 7 covers the top surface of the transparent substrate 1, the protective layer 7 is a toughened glass film, the transparent substrate 1 can be protected, damage of scratches of the transparent substrate 1 is prevented, and light transmittance is guaranteed.

In fig. 2 and 3: a plurality of light trap 103 has all been seted up on the protruding muscle 11 of a plurality of reflection of light, the equidistance interval arrangement of length direction of the protruding muscle 11 of reflection of light is followed to a plurality of light trap 103, the inside of light trap 103 is inlayed and is established and be fixed with reflection of light piece 12, reflection of light piece 12 is the octahedron, reflection of light piece 12 of the octahedron in the light trap 103 can be to not being in the protruding muscle 11 of reflection of light and the parallel light of reflection groove 102 position department carries out the scattering down, make its refraction to on the reflection aluminium foil 2 and on the protruding muscle 11 of reflection of light, further improve the reflection efficiency of light.

In fig. 1: waterproof layer 3's material is the oiled paper, and waterproof layer 3 of oiled paper material does not absorb moisture, and can play the effect of keeping apart moisture, and the material of flame retardant coating 4 is the asbestos, and 4 fire behavior of flame retardant coating of asbestos material are better, and the cost is lower, and the material of enhancement layer 5 is nylon, and 5 intensity of enhancement layer of nylon material is higher, is difficult for taking place the fold for reflection aluminium foil 2 is comparatively level and smooth, and the effect of sending out the reverberation is better.

The utility model discloses a theory of operation is: during transportation and storage, the release paper 6 can protect the enhancement layer 5 and the adhesive sticker 51 to prevent scratches and damages, when in use, the release paper 6 is removed, then the adhesive sticker 51 of the enhancement layer 5 is bonded with the mounting surface, the top surface of the transparent substrate 1 is provided with the protective layer 7, the protective layer 7 covers the top surface of the transparent substrate 1, the protective layer 7 is a toughened glass film and can protect the transparent substrate 1 to prevent scratches and damages and ensure light transmission, the waterproof layer 3 and the fireproof layer 4 are arranged on the side of the reflective aluminum foil 2 far away from the transparent substrate 1, the waterproof layer 3 and the side of the reflective aluminum foil 2 far away from the transparent substrate 1 are bonded and fixed, the fireproof layer 4 is bonded and fixed on the side of the waterproof layer 3 far away from the reflective aluminum foil 2, in the actual use process, the waterproof layer 3 can block liquid water to prevent water from entering between the transparent substrate 1 and the reflective aluminum foil 2, the light reflection quality of the reflective aluminum foil 2 and the transparent substrate 1 cannot be influenced, the fire-proof layer 4 can isolate the burning point of the circuit board, the reflective aluminum foil 2 and the transparent substrate 1 cannot be influenced, the transparent substrate 1 is far away from the reflective aluminum foil 2 and integrally formed with a plurality of reflective convex ribs 11, the reflective convex ribs 11 are parallel to each other, an upper reflection groove 101 is formed between every two adjacent reflective convex ribs 11, the upper reflection groove 101 is a V-shaped groove, when a light source on the side is irradiated, the upper reflection groove 101 and the reflective convex ribs 11 can refract the side light and refract the side light to the vertical direction, the light reflection efficiency is improved, one surface of the transparent substrate 1 corresponding to the reflective aluminum foil 2 is provided with a plurality of lower reflection grooves 102, the lower reflection grooves 102 are arranged at equal intervals, the lower reflection grooves 102 are hemispherical, the hemispherical lower reflection grooves 102 can scatter the parallel light rays which are not in the reflective convex ribs 11 area, so that the light is refracted to the reflective aluminum foil 2 and the reflective convex ribs 11, and the light reflection efficiency is further improved.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides an improved generation LED backlight protection film structure, its characterized in that includes transparent substrate (1) and fixes reflection aluminium foil (2) in its bottom surface, reflection aluminium foil (2) are kept away from the one side of transparent substrate (1) is equipped with waterproof layer (3) and flame retardant coating (4), waterproof layer (3) with reflection aluminium foil (2) are kept away from the one side bonding of transparent substrate (1) is fixed, flame retardant coating (4) bonding is fixed waterproof layer (3) are kept away from the one side of reflection aluminium foil (2), the bottom surface of flame retardant coating (4) is equipped with enhancement layer (5), enhancement layer (5) bonding is fixed flame retardant coating (4) are kept away from the one side of waterproof layer (3), transparent substrate (1) is kept away from the integrated into one piece of reflection aluminium foil (2) has a plurality of protruding muscle of reflection of light (11), and a plurality of protruding muscle of reflection of light (11) are parallel to each other, and adjacent two be formed with between the protruding muscle of reflection of light (11) and go up reflex groove (101), it is "V-arrangement groove" to go up reflex groove (101), transparent substrate (1) with reflex aluminium foil (2) one side that corresponds has seted up reflex groove (102) under a plurality of, a plurality of reflex groove (102) equidistance evenly spaced arrangement down, reflex groove (102) are the hemisphere down.

2. The improved LED backlight protection film structure according to claim 1, wherein a plurality of light holes (103) are formed in each of the plurality of light reflecting ribs (11), the plurality of light holes (103) are arranged along the length direction of the light reflecting ribs (11) at equal intervals, a light reflecting block (12) is embedded and fixed inside the light holes (103), and the light reflecting block (12) is a regular octahedron.

3. The improved generation LED backlight protection film structure of claim 1, wherein the bottom surface of enhancement layer (5) is coated with non-setting adhesive (51), the bottom surface of enhancement layer (5) is equipped with release paper (6), release paper (6) pass through non-setting adhesive (51) with enhancement layer (5) detachable connection.

4. The improved protective film structure for the LED backlight source as claimed in claim 1, wherein a protective layer (7) is disposed on the top surface of the transparent substrate (1), and the protective layer (7) covers the top surface of the transparent substrate (1).

5. The improved LED backlight protection film structure according to claim 1, wherein the waterproof layer (3) is made of oiled paper.

6. The improved protective film structure for the LED backlight source according to claim 1, wherein the fire-proof layer (4) is made of asbestos.

7. The improved LED backlight protection film structure as claimed in claim 1, wherein the material of the reinforcement layer (5) is nylon.

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