CN213634044U

CN213634044U - Reinforced liquid crystal display screen is bound to blooming

Info

Publication number: CN213634044U
Application number: CN202021660012.4U
Authority: CN
Inventors: 罗军
Original assignee: Hunan Junan Xinda Technology Co ltd
Current assignee: Hunan Junan Xinda Technology Co ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-07-06
Anticipated expiration: 2030-08-11

Abstract

The utility model provides a reinforced (rfd) liquid crystal display is bound to blooming. The liquid crystal display screen with the bound and reinforced optical film comprises an antireflection film, surface glass, a shielding layer, a liquid crystal screen, a heating film and a polarizing plate which are sequentially arranged, wherein a first optical adhesive binding layer is arranged between the surface glass and the liquid crystal screen, the shielding layer is arranged in the first optical adhesive binding layer, a second optical adhesive binding layer is arranged between the liquid crystal screen and the heating film, and an adhesive layer is arranged between the heating film and the polarizing plate; the outer side of the whole structure is also provided with a circle of wrapping edges, and the inner side of the wrapping edges is provided with a buffer glue layer. The utility model provides a reinforced liquid crystal display is bound to blooming has solved prior art's liquid crystal display and has bound the technical problem that the structure can not move under the extreme condition such as low temperature, low reflection, shielding, high energy level vibration.

Description

Reinforced liquid crystal display screen is bound to blooming

Technical Field

The utility model relates to a reinforced field is bound to LCD, concretely relates to reinforced liquid crystal display is bound to blooming.

Background

The binding technology is to package the glass with various specifications in the display screen with the liquid crystal screen, the optical film and other components together through optical cement to form a complete module to realize reinforcement. With the development of scientific technology, the binding technology is favored by more and more manufacturers in the liquid crystal display industry. The development speed is faster and faster from the gluing of the frame glue to the integral gluing of the optical glue. However, even so, the general binding screen assembly has a relatively simple structure and limited shock and vibration resistance, and is difficult to meet the requirements of normal operation under extreme conditions of low temperature, low reflection, shielding, high-energy level vibration and the like.

SUMMERY OF THE UTILITY MODEL

For solving prior art's LCD screen binding structure can not be at the technical problem of operation under the extreme condition such as low temperature, low reflection, shielding, high energy level vibration, the utility model provides a reinforced (rfd) liquid crystal display is bound to the blooming of solving above-mentioned problem.

A liquid crystal display screen with bound and reinforced optical films comprises an antireflection film, surface glass, a shielding layer, a liquid crystal screen, a heating film and a polarizing film which are sequentially arranged, wherein a first optical adhesive binding layer is arranged between the surface glass and the liquid crystal screen, the shielding layer is arranged in the first optical adhesive binding layer, a second optical adhesive binding layer is arranged between the liquid crystal screen and the heating film, and an adhesive layer is arranged between the heating film and the polarizing film; the outer side of the whole structure is also provided with a circle of wrapping edges, and the inner side of the wrapping edges is provided with a buffer glue layer.

The utility model provides an in the optical film binds a preferred embodiment of reinforced liquid crystal display, first optics glue bind the layer the second optics glue bind the layer and be the optics glue that is made by the temperature curing of two ingredients and bind the layer, and thickness is 0.2 ~ 0.5 mm.

The utility model provides a reinforced (rfd) liquid crystal display's a preferred embodiment is bound to blooming, the heater strip has been laid on the surface of heating film, arrange in the heating film is all around the density of heater strip will be greater than arrange in density in the middle of the heating film.

In a preferred embodiment of the liquid crystal display panel with the reinforced optical film bound, the shielding layer is a metal mesh layer; the edge of the shielding layer extends and penetrates through the buffer adhesive layer to be in contact with the inner wall of the wrapping edge.

The utility model provides a reinforced liquid crystal display's a preferred embodiment is bound to blooming, the buffering glue film is buffering viscose layer, bordure and pass through buffering viscose layer with subtract anti-membrane extremely the holistic outside adhesion that the polaroid sheet constitutes.

The side edge of the wrapping edge is extended and bent towards the surfaces of the anti-reflection film and the polaroid respectively, and a circle of blocking edge is formed at the edge of the surface of the anti-reflection film and the edge of the polaroid respectively. The contact surfaces of the flanges, the antireflection film and the polaroid are also provided with the buffer adhesive layers which are adhered to the edges of the surfaces of the antireflection film and the polaroid.

The utility model provides a reinforced liquid crystal display's a preferred embodiment is bound to blooming, the outside of borduring is equipped with the cushion rubber layer that does not have viscidity.

Compared with the prior art, the liquid crystal display screen with the optical film binding and reinforcing function provided by the utility model combines the binding and reinforcing technology and the transmission vibration damping and reinforcing scheme, and the liquid crystal display screen is packaged into an integral reinforcing module by arranging two temperature-cured optical adhesive binding layers; and the buffer layer is further arranged on the outer side of the whole body, and the buffer layer are combined to ensure that the display can normally operate under the relatively extreme high-energy-level vibration environment.

The utility model provides a reinforced liquid crystal display is bound to blooming still further sets up copper the shielding layer with bordure, subtract anti-membrane, the heating film has guaranteed good shielding effect, low reflectivity to and excellent low temperature performance.

Drawings

FIG. 1 is a schematic diagram of a screen portion of an optical film bonded and reinforced LCD panel;

FIG. 2 is a schematic diagram of a liquid crystal display panel with optical film bonding reinforcement;

FIG. 3 is a cross-sectional view of FIG. 2;

fig. 4 is a schematic structural diagram of a heating film in an optical film binding reinforced liquid crystal display panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Please refer to fig. 1 to fig. 3, which are schematic structural diagrams of the liquid crystal display panel 1 with the reinforced optical film binding, wherein the screen part 2 is disassembled; FIG. 2 is a schematic diagram of the structure after packaging; fig. 3 is a cross-sectional view (no cross-sectional line drawn) of fig. 2.

The liquid crystal display screen 1 with the optical film bound and reinforced comprises a screen part 2 and a circle of wrapping edges 3 wound on the outer side of the screen part; the screen part 2 comprises an antireflection film 21, surface glass 22, a shielding layer 23, a liquid crystal screen 24, a heating film 25 and a polaroid 26 which are arranged in sequence; the edge of the wrapping 3 is extended to the front surface of the antireflection film 21 and the back surface of the polarizing plate 26 while being wound around the outside thereof, and a collar 31 is formed on the surface edges of the both.

A first optical adhesive binding layer 31 is arranged between the surface glass 22 and the liquid crystal screen 24, and the shielding layer 23 is arranged in the first optical adhesive binding layer 41. The second optical adhesive binding layer 42 is arranged between the liquid crystal screen 24 and the heating film 25. An adhesive layer 43 is provided between the heating film 25 and the polarizing plate 26. The sides of the edge 3 and the flange 31 contacting the screen part 2 are provided with buffer adhesive layers 44. The outer side of the edge covering 3 is also provided with a circle of buffer rubber layer 45 without viscosity, and when the edge covering is arranged in a display, the buffer rubber layer 45 is abutted with the inner part of a frame of the display.

The first optical adhesive binding layer 41 and the second optical adhesive binding layer 42 are both two-component temperature curing adhesive, and the thicknesses of the two layers are 0.3mm and 0.2mm respectively. And after the lamination, positive pressure defoaming processing with the positive pressure intensity of 0.5MPa and the positive pressure time of 0.5 hour is carried out.

Fig. 4 is a schematic structural diagram of the heating film 25. The thickness of the heating film 25 is 0.2mm, and the heating film is printed with extremely fine heating wires inside, and the arrangement mode is as shown in the figure, and the density of the heating wires at the periphery is greater than that of the heating wires at the middle position.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes made by the present specification can be changed, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.

Claims

1. The utility model provides a reinforced (rfd) liquid crystal display is bound to blooming which characterized in that: the liquid crystal display panel comprises an antireflection film, surface glass, a shielding layer, a liquid crystal screen, a heating film and a polarizing film which are sequentially arranged, wherein a first optical adhesive binding layer is arranged between the surface glass and the liquid crystal screen, the shielding layer is arranged in the first optical adhesive binding layer, a second optical adhesive binding layer is arranged between the liquid crystal screen and the heating film, and a bonding adhesive layer is arranged between the heating film and the polarizing film; the outer side of the whole structure is also provided with a circle of wrapping edges, and the inner side of the wrapping edges is provided with a buffer glue layer.

2. The optical film bonded ruggedized liquid crystal display panel of claim 1, wherein: the first optical adhesive binding layer and the second optical adhesive binding layer are both optical adhesive binding layers made of two-component temperature curing adhesive, and the thicknesses of the first optical adhesive binding layer and the second optical adhesive binding layer are 0.2-0.5 mm.

3. The optical film bonded ruggedized liquid crystal display panel of claim 1, wherein: the surface of heating film has laid the heater strip, arrange in heating film is all around the density of heater strip will be greater than arrange in the density in the middle of the heating film.

4. The optical film bonded reinforced liquid crystal display panel according to any one of claims 1 to 3, wherein: the shielding layer is a metal mesh layer; the edge of the shielding layer extends and penetrates through the buffer adhesive layer to be in contact with the inner wall of the wrapping edge.

5. The optical film bonded reinforced liquid crystal display panel according to any one of claims 1 to 3, wherein: the buffering glue film is a buffering adhesive layer, and the bound edge passes through the buffering adhesive layer and the antireflection film to the outside adhesion of the whole body formed by the polaroid sheet.

6. The optical film bonded ruggedized liquid crystal display panel of claim 5, wherein: the side edge of the wrapping edge is extended and bent towards the surfaces of the anti-reflection film and the polaroid respectively, and a circle of blocking edge is formed at the edge of the surface of the anti-reflection film and the edge of the polaroid respectively.

7. The optical film bonded ruggedized liquid crystal display panel of claim 6, wherein: the contact surfaces of the flanges, the antireflection film and the polaroid are also provided with the buffer adhesive layers which are adhered to the edges of the surfaces of the antireflection film and the polaroid.

8. The optical film bonded reinforced liquid crystal display panel according to any one of claims 1 to 3, wherein: and a non-viscous buffer rubber layer is arranged on the outer side of the edge covering.