CN218886205U - Scratch-resistant prism sheet - Google Patents

Abstract

The utility model relates to the technical field of optical devices, in particular to a scratch-resistant prism sheet; the prism comprises an anti-static coating layer, at least two rows of first prism units and at least two rows of second prism units, wherein multiple rows of first prism units and multiple rows of second prism units are uniformly distributed above the anti-static coating layer at intervals, each row of first prism units and each row of second prism units are formed by a plurality of first prism assemblies and second prism assemblies which are uniformly distributed at intervals, the first prism assemblies on the first prism units correspond to the second prism assemblies on the second prism units, each first prism assembly and each second prism assembly are of prism table structures comprising a square bottom surface and four trapezoidal side surfaces, and compared with the traditional prism, the prism adopts a mode of sharp corner structure arrangement, the prism adopts the structure, the prism is arranged in a plane structure, so that the scratch resistance of the surface of the prism is stronger, and the production yield of the prism is improved.

Description

Scratch-resistant prism sheet

Technical Field

The utility model relates to an optical device technical field especially relates to an anti fish tail prism piece.

Background

The edge structure of the existing prism sheet is mostly arranged in a sharp corner, and is used for brightening the BLU framework.

With the structure, the edge structure of the prism sheet raw material is easy to damage in the process of producing a semi-finished product or a finished product, and the surface of the prism sheet is easy to be scratched, damaged and the like.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti fish tail prism piece, the arris peak structure of solving the prism piece among the prior art is when the right angle sets up, and the former material of prism piece is producing semi-manufactured goods or off-the-shelf in-process, and the arris peak structure causes destruction easily, causes the problem of bad phenomena such as fish tail, damage to the surface of prism piece easily.

In order to achieve the above object, the present invention provides a scratch resistant prism sheet, which comprises an anti-static coating layer, at least two first prism units and at least two second prism units, wherein each first prism unit and each second prism unit are uniformly distributed on the anti-static coating layer at intervals, each first prism unit and each second prism unit are composed of a plurality of first prism assemblies and second prism assemblies which are uniformly distributed at intervals, and the first prism assemblies on the first prism units correspond to the second prism assemblies on the second prism units;

each first prism assembly and each second prism assembly are prism table structures comprising a square bottom surface and four trapezoidal side surfaces, and the height of the first prism assembly is greater than that of the second prism assembly.

Each prism assembly comprises a prism structure and a first prism assembly, wherein the prism structure comprises a first bottom layer and a first prism top layer, the bottom of the first bottom layer is connected with the anti-static coating layer, and the top of the first bottom layer is provided with the first prism top layer.

Each prism assembly comprises a prism structure and a second prism assembly, wherein the prism structure comprises a second bottom layer and a second prism top layer, the bottom of the second bottom layer is connected with the anti-static coating layer, and the second prism top layer is arranged at the top of the second bottom layer.

The first bottom layer and the second bottom layer are both made of PBMA materials, and the first prism table top layer and the second prism table top layer are both made of PMMA materials and PBMA materials in a mixed mode.

Wherein the bottom size of the first bottom layer is identical to the bottom size of the second bottom layer.

The utility model discloses a scratch resistant prism piece, including preventing static coating, at least two first prism units and two at least second prism units, because it has the multiseriate to prevent the even interval distribution in top of static coating first prism unit and multiseriate the second prism unit, every row first prism unit and every row the second prism unit comprises the first prism subassembly and the second prism subassembly of a plurality of even interval distributions, on the first prism unit first prism subassembly with on the second prism unit the second prism subassembly is corresponding, and every first prism subassembly and every the second prism subassembly is the prismatic table structure including a square bottom surface and four trapezoidal sides, makes first prism subassembly with the upper surface of second prism subassembly sets up for planar structure, compares in the mode that the prismatic peak of traditional prism adopted closed angle structure to set up, adopts above-mentioned structure, and the peak of prism piece sets up for planar structure for the scratch resistance on prism surface is stronger, thereby improves the production yield of prism piece.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a side view of a scratch resistant prism sheet provided by the present invention.

Fig. 2 is a schematic structural diagram of the scratch-resistant prism sheet provided by the present invention.

Fig. 3 is a partial structure enlarged view of a point a of fig. 2 provided by the present invention.

101-antistatic coating layer, 102-first prism unit, 103-second prism unit, 104-first prism assembly, 105-second prism assembly, 106-first bottom layer, 107-first prism stage top layer, 108-second bottom layer, 109-second prism stage top layer.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 3, the present invention provides a scratch resistant prism sheet, which includes an anti-static coating layer 101, at least two rows of first prism units 102 and at least two rows of second prism units 103, wherein each row of the first prism units 102 and each row of the second prism units 103 are disposed on the anti-static coating layer 101 in a uniformly spaced manner, each row of the first prism units 102 and each row of the second prism units 103 are formed by a plurality of first prism assemblies 104 and second prism assemblies 105 in a uniformly spaced manner, and the first prism assemblies 104 on the first prism units 102 correspond to the second prism assemblies 105 on the second prism units 103;

each of the first prism assembly 104 and the second prism assembly 105 is a prism stage structure comprising a square bottom surface and four trapezoidal side surfaces, and the height of the first prism assembly 104 is greater than the height of the second prism assembly 105.

In this embodiment, since a plurality of rows of the first prism units 102 and a plurality of rows of the second prism units 103 are uniformly distributed above the anti-static coating layer 101 at intervals, each row of the first prism units 102 and each row of the second prism units 103 are composed of a plurality of first prism assemblies 104 and second prism assemblies 105 which are uniformly distributed at intervals, the first prism assemblies 104 on the first prism units 102 correspond to the second prism assemblies 105 on the second prism units 103, and each of the first prism assemblies 104 and each of the second prism assemblies 105 is of a prism platform structure including a square bottom surface and four trapezoidal side surfaces, so that the upper surfaces of the first prism assemblies 104 and the second prism assemblies 105 are arranged in a plane structure, and compared with a conventional prism whose prism peaks are arranged in a sharp angle structure, the prism peaks are arranged in a plane structure by adopting the above structure, so that the prism surfaces of the prism are stronger in scratch resistance, thereby improving the production yield of the prism.

Further, the prism structure of each first prism assembly 104 comprises a first bottom layer 106 and a first prism top layer 107, the bottom of the first bottom layer 106 is connected with the antistatic coating layer 101, and the first prism top layer 107 is disposed on the top of the first bottom layer 106.

In this embodiment, the first prism assembly 104 is divided into two processes, the first bottom layer 106 and the first prism top layer 107.

Further, each prism structure of the second prism assembly 105 comprises a second bottom layer 108 and a second prism top layer 109, the bottom of the second bottom layer 108 is connected with the antistatic coating layer 101, and the second prism top layer 109 is arranged on the top of the second bottom layer 108.

In this embodiment, the second prism assembly 105 is separated into two processing treatments, the second bottom layer 108 and the second prism top layer 109.

Further, the first bottom layer 106 and the second bottom layer 108 are both made of PBMA material, and the first prism top layer 107 and the second prism top layer 109 are both made of PMMA material and PBMA material mixed together.

In this embodiment, the prism sheet may be processed by co-extrusion, that is, the material layers of the first bottom layer 106, the second bottom layer 108, the first prism top layer 107 and the second prism top layer 109 are co-extruded onto the surface of the anti-static coating layer 101, and the first bottom layer 106 and the second bottom layer 108 may be adhered to the anti-static coating layer 101 by using UV glue for molding, and the height ratio and the material ratio of the co-extrusion structure may not be limited, and the position of the anti-static coating layer 101 during extrusion may not be limited to a linear type, which may increase material hardness and improve scratch resistance.

Further, the bottom size of the first bottom layer 106 is identical to the bottom size of the second bottom layer 108.

In this embodiment, the bottom size of the first base layer 106 is the same as the bottom size of the second base layer 108, so that the first prism assembly 104 and the second prism assembly 105 can be tiled on the anti-static coating layer 101.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made without departing from the spirit and scope of the invention.

Claims (5)

1. A scratch-resistant prism sheet, which is characterized in that,

the anti-static coating device comprises an anti-static coating layer, at least two rows of first prism units and at least two rows of second prism units, wherein each row of the first prism units and each row of the second prism units are uniformly distributed on the anti-static coating layer at intervals, each row of the first prism units and each row of the second prism units are composed of a plurality of first prism assemblies and second prism assemblies which are uniformly distributed at intervals, and the first prism assemblies on the first prism units correspond to the second prism assemblies on the second prism units;

each first prism assembly and each second prism assembly are of a prism table structure comprising a square bottom surface and four trapezoidal side surfaces, and the height of the first prism assembly is larger than that of the second prism assembly.

2. The scratch resistant prism sheet according to claim 1,

every first prism subassembly the terrace with edge structure all includes first bottom and first terrace with edge top layer, the bottom of first bottom with prevent that the static coating layer is connected, the top of first bottom is provided with first terrace with edge top layer.

3. The scratch resistant prism sheet according to claim 2,

every the prism structure of second prism subassembly all includes second bottom and second prism stage top layer, the bottom of second bottom with prevent that the static coating layer is connected, the top of second bottom is provided with the second prism stage top layer.

4. The scratch-resistant prism sheet according to claim 3,

the first bottom layer and the second bottom layer are both made of PBMA materials, and the first prism table top layer and the second prism table top layer are both made of PMMA materials and PBMA materials in a mixed mode.

5. The scratch-resistant prism sheet according to claim 3,

the bottom size of the first bottom layer is consistent with the bottom size of the second bottom layer.

Images