CN217506840U

CN217506840U - High screen ratio liquid crystal display

Info

Publication number: CN217506840U
Application number: CN202221548093.8U
Authority: CN
Inventors: 章小和; 李山萌; 樊劼; 刘雪白
Original assignee: Xinli Photoelectric Renshou Co Ltd
Current assignee: Xinli Photoelectric Renshou Co Ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-09-27
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a high screen accounts for than liquid crystal display, because the edge of big apron is parallel and level with the edge of backlight unit and LCD module, the top of big apron is fixed with little apron, and little apron covers the visual area completely, and the top portion of lateral wall is buckled towards little apron and is held close to the side of little apron, the top bending part of lateral wall is owing to can form certain arc surface, so the width at the apex of the top bending of lateral wall is very little, its width is little can be ignored, the top portion that the user was concerned about is the region at little apron, and the region at little apron place can be used for showing completely, it can make liquid crystal display's screen account for than to increase substantially; and if there is certain damage to little apron when needing maintenance and change, only need pull down little apron maintain with change can, need not to maintain and change whole display module assembly, liquid crystal display's the cost of maintenance and change can reduce by a wide margin.

Description

High-screen-ratio liquid crystal display screen

Technical Field

The utility model relates to a liquid crystal display technology field, more specifically say, relate to a high screen accounts for than liquid crystal display.

Background

Along with the continuous popularization and development of smart phones, the market competition of the smart phones is also intensified day by day, the pursuit of people to screens and the requirement on the display ratio of the screens are higher and higher, and the products of full-screen mobile phones are more and more popular with users. Traditional liquid crystal display includes backlight unit, LCD module, apron and bears the center of above-mentioned part, because the apron need cover the side of center in traditional design, so the overall dimension of apron will be bigger than LCD module and backlight unit's appearance, and the top point hot melt adhesive of the lateral wall of the part that surpasss and center is fixed. Due to the fact that the overall dimension of the cover plate is increased, the cover plate cannot display, and the screen occupation ratio of the liquid crystal display screen is reduced; and because the LCD module of this structure and the integrated level of apron are higher, it is integrated as the display module assembly usually, the liquid crystal display of this structure just needs to change whole display module assembly when the apron damages the apron that needs to be changed, the cost of maintenance and change is higher, and then make liquid crystal display the probability of defective products rise, liquid crystal display's production and manufacturing cost also can increase substantially, thereby liquid crystal display's product competitiveness has been reduced, can't satisfy enterprise's ever-increasing quality requirement.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that solve is how to improve liquid crystal display's screen and account for than. The edge of the large cover plate is flush with the edges of the backlight module and the LCD module, the small cover plate is fixed above the large cover plate and completely covers the visual area, the top end part of the side wall is bent towards the small cover plate and is close to the side face of the small cover plate, and the bent part of the top end of the side wall can form a certain arc surface, so that the width of the bent top end part of the side wall is very small, the width of the bent top end part is negligible, the top end part concerned by a user is an area where the small cover plate is located, the area where the small cover plate is located can be completely used for displaying, and the screen occupation ratio of the liquid crystal display screen can be greatly improved; and if there is certain damage to little apron when needing maintenance and change, only need pull down little apron maintain with change can, need not to maintain whole display module assembly and change, liquid crystal display's maintenance and the cost of change can reduce by a wide margin, and then make liquid crystal display the probability that the defective products appears reduce by a wide margin, liquid crystal display's production and manufacturing cost also can reduce by a wide margin, thereby liquid crystal display's product competitiveness has been improved, with this quality requirement that satisfies the enterprise is growing day by day.

The utility model discloses the technical problem that will solve realizes through following technical scheme:

in order to solve the technical problem, the utility model provides a high-screen-ratio liquid crystal display screen, which comprises a middle frame, a backlight module, a LCD module, a large cover plate and a small cover plate, wherein the middle frame comprises a bottom plate and a side wall arranged at the edge of the bottom plate; the backlight module is arranged above the bottom plate; the LCD module is arranged above the backlight module; the large cover plate is arranged above the LCD module, and the edge of the large cover plate is flush with the edges of the backlight module and the LCD module; the small cover plate is fixed above the large cover plate and completely covers the visible area; the side wall positioned at the upper part of the large cover plate is bent towards the small cover plate and is close to the side surface of the small cover plate.

As the utility model provides a high screen accounts for than a preferred embodiment of liquid crystal display, the arc surface is buckled into to the surface of the department of buckling of lateral wall.

As the utility model provides a high screen accounts for than a preferred implementation mode of liquid crystal display, 1/4 fillets are buckled into to the surface of the department of buckling of lateral wall.

As the utility model provides a high screen accounts for than a preferred embodiment of liquid crystal display, the lower surface of the department of buckling of lateral wall with the upper surface of big apron passes through glue or two-sided gluing fixedly.

As the utility model provides a high screen accounts for than a preferred embodiment of liquid crystal display, the LCD module includes by lower polaroid, array substrate, various membrane base plate and the last polaroid that stacks the setting in proper order on going in proper order, array substrate is longer than various membrane base plate stretches out outwards, stretches out outwards the edge of array substrate's upper surface is provided with the arch, array substrate's upper surface in protruding with it glues to be provided with the buffering between the various membrane base plate, the buffering glue with the apron butt.

As the utility model provides a high screen accounts for than a preferred embodiment of liquid crystal display, bellied upper surface with the upper surface parallel and level of various membrane base plate.

As the utility model provides a high screen accounts for than a preferred embodiment of liquid crystal display, the cushion gum is the silicone adhesive.

As the utility model provides a high screen accounts for than a preferred embodiment of liquid crystal display, protruding with be provided with the radius angle between the array substrate.

As the utility model provides a high screen accounts for than a preferred embodiment of liquid crystal display, the upper surface of array substrate with bellied side is rough surface.

As the utility model provides a high screen accounts for than a preferred embodiment of liquid crystal display, rough surface is frosted surface or rhombus annular knurl.

The utility model discloses following beneficial effect has:

the edge of the large cover plate is flush with the edges of the backlight module and the LCD module, the small cover plate is fixed above the large cover plate and completely covers the visual area, the top end part of the side wall is bent towards the small cover plate and is close to the side face of the small cover plate, and the bent part of the top end of the side wall can form a certain arc surface, so that the width of the bent top end part of the side wall is very small, the width of the bent top end part is negligible, the top end part concerned by a user is an area where the small cover plate is located, the area where the small cover plate is located can be completely used for displaying, and the screen occupation ratio of the liquid crystal display screen can be greatly improved; and if there is certain damage to little apron when needing maintenance and change, only need pull down little apron maintain with change can, need not to maintain whole display module assembly and change, liquid crystal display's maintenance and the cost of change can reduce by a wide margin, and then make liquid crystal display the probability that the defective products appears reduce by a wide margin, liquid crystal display's production and manufacturing cost also can reduce by a wide margin, thereby liquid crystal display's product competitiveness has been improved, with this quality requirement that satisfies the enterprise is growing day by day.

Drawings

In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.

Fig. 1 is the utility model provides a high screen ratio liquid crystal display's schematic structure diagram.

Fig. 2 is a schematic structural view of embodiment 2.

Fig. 3 is a schematic structural view of embodiment 3.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

The utility model provides a high screen ratio liquid crystal display, which comprises a middle frame 1, a backlight module 2, an LCD module 3, a large cover plate 4 and a small cover plate 5, wherein the middle frame 1 comprises a bottom plate 11 and a side wall 12 arranged at the edge of the bottom plate 11, the side wall 12 extends upwards from the edge of the bottom plate 11, and the bottom plate 11 is vertical to the side wall 12; the backlight module 2 is arranged above the bottom plate 11; the LCD module 3 is arranged above the backlight module 2; the large cover plate 4 is arranged above the LCD module 3, and the edge of the large cover plate 4 is flush with the edges of the backlight module 2 and the LCD module 3; the small cover plate 5 is fixed above the large cover plate 4 and completely covers a visible area; the side wall 12 located at the upper part of the large cover plate 4 is bent toward the small cover plate 5 and approaches the side of the small cover plate 5.

Because the edge of the large cover plate 4 is flush with the edges of the backlight module 2 and the LCD module 3, the small cover plate 5 is fixed above the large cover plate 4, the small cover plate 5 completely covers a visible area, the top end part of the side wall 12 bends towards the small cover plate 5 and is close to the side surface of the small cover plate 5, and the bent top end part of the side wall 12 can form a certain arc surface, the width of the bent top end point of the side wall 12 is very small and can be ignored, the top end part concerned by a user is the area where the small cover plate 5 is located, and the area where the small cover plate 5 is located can be completely used for displaying, so that the screen occupation ratio of the liquid crystal display screen can be greatly improved; and if little apron 5 has certain damage to need to maintain and when changing, only need pull down little apron 5 maintain and change can, need not to maintain whole display module assembly and change, liquid crystal display's maintenance and the cost of changing can reduce by a wide margin, and then make liquid crystal display the probability of defective products reduce by a wide margin, liquid crystal display's production and manufacturing cost also can reduce by a wide margin, thereby liquid crystal display's product competitiveness has been improved, with this quality requirement that satisfies the enterprise is growing day by day.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings. The invention is described in detail below with reference to the drawings, wherein examples of the embodiments are shown in the drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like 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.

Example 1

Please refer to fig. 1, which is a high-screen-ratio liquid crystal display screen according to the present invention, including a middle frame 1, a backlight module 2, an LCD module 3, a large cover plate 4 and a small cover plate 5, wherein the middle frame 1 includes a bottom plate 11 and a sidewall 12 disposed at an edge of the bottom plate 11, the sidewall 12 extends upward from the edge of the bottom plate 11, and the bottom plate 11 is perpendicular to the sidewall 12; the backlight module 2 is arranged above the bottom plate 11; the LCD module 3 is arranged above the backlight module 2; the large cover plate 4 is arranged above the LCD module 3, and the edge of the large cover plate 4 is flush with the edges of the backlight module 2 and the LCD module 3; the small cover plate 5 is fixed above the large cover plate 4 and completely covers a visible area; the side wall 12 located at the upper part of the large cover plate 4 is bent toward the small cover plate 5 and approaches the side of the small cover plate 5. Because the edge of the large cover plate 4 is flush with the edges of the backlight module 2 and the LCD module 3, the small cover plate 5 is fixed above the large cover plate 4, the small cover plate 5 completely covers a visible area, the top end part of the side wall 12 bends towards the small cover plate 5 and is close to the side surface of the small cover plate 5, and the bent top end part of the side wall 12 can form a certain arc surface, the width of the bent top end point of the side wall 12 is very small and can be ignored, the top end part concerned by a user is the area where the small cover plate 5 is located, and the area where the small cover plate 5 is located can be completely used for displaying, so that the screen occupation ratio of the liquid crystal display screen can be greatly improved; and if little apron 5 has certain damage to need to maintain and when changing, only need pull down little apron 5 maintain and change can, need not to maintain whole display module assembly and change, liquid crystal display's maintenance and the cost of changing can reduce by a wide margin, and then make liquid crystal display the probability of defective products reduce by a wide margin, liquid crystal display's production and manufacturing cost also can reduce by a wide margin, thereby liquid crystal display's product competitiveness has been improved, with this quality requirement that satisfies the enterprise is growing day by day.

As a pair of the utility model provides a pair of preferred embodiment, the arc surface is buckled into to the surface of the department of buckling of lateral wall 12, can make the user ignore this part through the smooth transition of arc surface, the top level part is only little apron 5, and the region at little apron 5 place can be used for showing completely, it can make liquid crystal display's screen account for than increasing substantially, also can make liquid crystal display the probability of defective products appear reduce by a wide margin, liquid crystal display's production and manufacturing cost also can reduce by a wide margin, thereby liquid crystal display's product competitiveness has been improved, with this quality requirement that satisfies enterprise is growing day by day.

As a pair of the utility model provides a pair of preferred embodiment, 1/4 fillets are buckled into to the surface of the department of buckling of lateral wall 12, can make the user ignore this part through 1/4 fillet smooth transition, the top level part is only little apron 5, and the region at little apron 5 place can be used for showing completely, it can make liquid crystal display's screen account for than increasing substantially, also can make the probability that the defective products appears in liquid crystal display reduce by a wide margin, liquid crystal display's production and manufacturing cost also can reduce by a wide margin, thereby liquid crystal display's product competitiveness has been improved, thereby satisfy enterprise's ever-increasing quality requirement.

Example 2

Referring to fig. 2, as a further optimized solution of the embodiment 1, in this embodiment, the lower surface of the bent portion of the sidewall 12 and the upper surface of the large cover plate 4 are fixed by glue or double-sided adhesive 6, so that the bent portion of the sidewall 12 and the large cover plate 4 are fixed, rather than being abutted against the bent portion to limit the large cover plate 4, thereby improving the stability of the entire liquid crystal display.

Example 3

Referring to fig. 3, as a further optimization scheme of embodiment 1, in this embodiment, the LCD module 3 includes a lower polarizer 31, an array substrate 32, a color filter substrate 33, and an upper polarizer 34, which are sequentially stacked from bottom to top, where the array substrate 32 is longer than the color filter substrate 33 and extends outward, a protrusion 35 is disposed on an edge of an upper surface of the array substrate 32 that extends outward, a buffer glue 36 is disposed on an upper surface of the array substrate 32 between the protrusion 35 and the color filter substrate 33, and the buffer glue 36 abuts against the cover plate. The edge of the array substrate 32 is provided with the protrusion 35 to limit the flow of the buffer glue 36, so that the form of the buffer glue 36 is easy to control, and the phenomena of glue overflow or insufficient glue dispensing can not occur. Thereby preventing the liquid crystal display module from being assembled with the casing. Thereby avoiding the problems of poor buffer effect and easy breakage of the array substrate 32 caused by insufficient dispensing and preventing abnormal display of the liquid crystal display module.

As a preferred embodiment provided by the utility model, protruding 35 the upper surface with the upper surface parallel and level of various membrane base plate 33 to further restrict the flow that 36 was glued in the buffering, thereby make 36's form easy control is glued in the buffering, the phenomenon that the glue that can not appear overflowing or the point is glued unsatisfactorily.

As a preferred embodiment provided by the present invention, the cushion gum 36 is silicone gum.

As a preferred embodiment provided by the present invention, the protrusion 35 and the fillet is provided between the array substrate 32, so that the buffer glue 36 fills up the space between the protrusion 35 on the upper surface of the array substrate 32 and the color film substrate 33 more easily, and the protrusion 35 provided with the fillet can make the buffer glue 36 flow into the space between the protrusion 35 on the upper surface of the array substrate 32 and the color film substrate 33 more smoothly, thereby preventing bubbles from appearing easily.

As a preferred embodiment provided by the present invention, the upper surface of the array substrate 32 and the side of the protrusion 35 are rough surfaces to improve the fixing effect of the cushion gum 36.

As a preferred embodiment provided by the present invention, the rough surface is a frosted surface or a diamond knurl to further improve the fixing effect of the cushion gum 36.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims

1. The utility model provides a high screen ratio liquid crystal display, its characterized in that, it includes:

the middle frame comprises a bottom plate and a side wall arranged at the edge of the bottom plate;

the backlight module is arranged above the bottom plate;

the LCD module is arranged above the backlight module;

the large cover plate is arranged above the LCD module, and the edge of the large cover plate is flush with the edges of the backlight module and the LCD module;

the small cover plate is fixed above the large cover plate and completely covers the visible area;

the side wall positioned at the upper part of the large cover plate is bent towards the small cover plate and is close to the side surface of the small cover plate.

2. The high aspect ratio liquid crystal display panel of claim 1, wherein the outer surface of the sidewall at the bend is bent into a circular arc.

3. The high aspect ratio liquid crystal display panel of claim 1, wherein the outer surface of the sidewall at the bend is bent to 1/4 rounded corners.

4. The high-screen-ratio liquid crystal display screen according to claim 1, wherein the lower surface of the bent part of the side wall and the upper surface of the large cover plate are fixed by glue or double-sided adhesion.

5. The high-screen-ratio liquid crystal display screen according to claim 1, wherein the LCD module comprises a lower polarizer, an array substrate, a color film substrate and an upper polarizer, which are sequentially stacked from bottom to top, the array substrate is longer than the color film substrate and extends outward, a protrusion is arranged at an edge of an upper surface of the array substrate, which extends outward, a buffer adhesive is arranged between the protrusion and the color film substrate, and the buffer adhesive is abutted to the cover plate.

6. The high aspect ratio liquid crystal display screen of claim 5, wherein the upper surface of the protrusion is flush with the upper surface of the color filter substrate.

7. The high aspect ratio liquid crystal display panel of claim 5, wherein the buffer adhesive is a silicone adhesive.

8. The high aspect ratio liquid crystal display panel of claim 5, wherein a rounded corner is disposed between the protrusion and the array substrate.

9. The high aspect ratio liquid crystal display panel of claim 5, wherein the upper surface of the array substrate and the side surfaces of the protrusions are rough surfaces.

10. The high aspect ratio liquid crystal display panel of claim 9, wherein the roughened surface is frosted or diamond-shaped knurls.