CN203117592U - Display device and mobile phone with same - Google Patents

Abstract

The utility model provides a display device, which comprises a shell, a touch screen and a liquid crystal display screen, wherein the liquid crystal display screen is arranged below the touch screen; the side edge of the touch screen is provided with a black edge of the touch screen, and the edges of the two sides of the top of the touch screen are respectively provided with an outward limiting step; the shell is arranged on the outer side of the touch screen, a hollow groove for accommodating the touch screen is formed in the top of the shell, and limiting bosses located on two sides of the hollow groove are inwards arranged at the top of the shell; the limiting step is matched with the limiting boss to form a limiting mechanism used for limiting the touch screen. The utility model discloses a width of touch-sensitive screen side black border when display device can effectively reduce the use provides better visual experience for the user.

Description

A display device and mobile phone with the display device

technical field

The utility model relates to a digital product, in particular to a display device and a mobile phone with the display device.

Background technique

In the existing digital products, in order to pursue a clear display effect, it is hoped to eliminate the visual height difference between the touch screen (touch window) and the liquid crystal display (liquid crystal display), so the touch screen and the liquid crystal display are made of Fitting mods. The specific composition of the bonding module is shown in Figure 1, wherein the touch screen includes a surface glass 1 and a sensor glass 3 (sensor glass), which are arranged on the side of the contact surface between the surface glass 1 and the sensor glass 3 There are black borders, according to the use state of the digital product after assembly, from the outside to the inside are the surface glass 1, the sensing layer glass 3, and the effective display area 4 of the liquid crystal display. Wherein, the effective display area of the LCD screen refers to the AA (Active Area) area of the LCD screen. The touch screen and LCD display are bonded together by a full bonding process to form a bonding module.

The side of the mobile phone with a capacitive touch screen now has a black border. The black border on the side of the mobile phone is caused by the processing of the touch screen and the liquid crystal display. The black border is a circle of black areas that cannot be operated or displayed on the touch screen. Making the black border narrower can provide users with a better visual experience, so making the black border narrower has become a trend. However, due to the full lamination process, in order to make the black edge on the side of the mobile phone into a narrow frame, the assembly of the lamination module and the mobile phone shell in the prior art adopts the dispensing process. The dispensing glue produced by the dispensing glue currently used The width is 0.8mm, as shown in Figure 2, the mobile phone shell 7 and the bonding module 6 are bonded by glue 8, and the lower side of the bonding module 8 is the steel sheet layer 9 inside the mobile phone. This will not be repeated here.

Then, as shown in Figure 1 and Figure 2, it can be known that the width of the black border 2 of the touch screen is determined by two parts: 1. The width from the display area of the liquid crystal display to the edge of the liquid crystal display is called the LCD edge width, which is It depends on the frame design of the LCD device itself. For example, the LCD side width of the current 4.67-inch mobile phone LCD screen is 1.9mm. 2. The width of dispensing glue is currently 0.8mm. According to these two indicators, plus the gap design, the width of the black border on the side of the mobile phone with a conventional 4-5 inch LCD screen will be greater than 3.0mm.

It can be seen that there is a technical problem in the prior art that the width of the black border on the touch screen of the mobile phone is relatively large, and there is still room for improvement in the user's visual experience.

Utility model content

The purpose of the utility model is to provide a display device capable of reducing the width of black borders on the vision of digital products.

In order to solve the technical problem that the black border width of the touch screen of the digital product display device in the prior art is relatively large, the utility model provides a display device, including a casing, a touch screen and a liquid crystal display, and the liquid crystal display is arranged on the The bottom of the touch screen; the edges on both sides of the top of the touch screen are respectively provided with outward limit steps; the shell is set on the outside of the touch screen, and the top of the shell is provided with a hollow groove for accommodating the touch screen. The top of the housing is inwardly provided with limiting bosses located on both sides of the hollow groove; the limiting steps cooperate with the limiting bosses to form a limiting mechanism for limiting the touch screen.

Wherein, the touch screen and the liquid crystal display are bonded together.

Wherein, the touch screen includes a surface glass and a sensing layer glass from top to bottom.

Wherein, the black border of the touch screen is arranged on the contact surface between the surface glass and the sensing layer glass.

Wherein, the limiting steps are provided on both side edges of the top of the surface glass.

Wherein, a steel sheet layer is arranged under the liquid crystal display screen, and the touch screen and the liquid crystal display screen are fixed between the shell and the steel sheet layer. the

Wherein, the width of the liquid crystal display screen is 4-5 inches.

Wherein, the width of the liquid crystal display is 4.67 inches, and the width of the peripheral area of the liquid crystal display is 1.9 mm.

Wherein, the width of the limiting boss is 0.5mm.

Correspondingly, the utility model also provides a mobile phone, which includes the display device described in any one of the above.

The display device of the utility model cooperates with the limit step and the limit boss, so that the assembly of the bonding module and the shell no longer uses the dispensing process, and the width of the glue is omitted; and because the limit boss of the shell covers a part The black border of the touch screen reduces the visual width of the black border on the side of the mobile phone to a large extent, so that the mobile phone has a narrow border when using the display, which further improves the user's good visual effect.

Description of drawings

In order to illustrate the technical solution of the utility model more clearly, the accompanying drawings that need to be used in the implementation will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the utility model. Those of ordinary skill in the art can also obtain other drawings based on these drawings without paying creative labor.

1 is a schematic diagram of a bonding module composed of a touch screen and a liquid crystal display in the prior art;

Fig. 2 is a schematic diagram of assembly of laminating module and shell dispensing in the prior art;

Fig. 3 is a schematic diagram of the assembly of the touch screen, the liquid crystal display and the housing in the embodiment of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention.

The touch screen and liquid crystal display screen that the utility model adopts are identical with those of the prior art, and its structure can refer to Fig. 1.

As shown in FIG. 3 , a display device provided by an embodiment of the present invention includes a housing 7 , a touch screen and a liquid crystal display 5 , and the touch screen is fixedly connected to the liquid crystal display 5 arranged below it. The fixed connection can be realized by various connection methods, and it can be connected through a connecting piece or not through a connection. The up and down directions referred to in this utility model are defined by the conventional directions in the use state. Specifically, when the mobile phone is placed on a booth or a desktop, the up and down directions of the touch screen and the liquid crystal display are defined in the utility model. up and down direction.

As shown in Figure 3, the side of the touch screen is provided with a touch screen black border 2, and the edges of both sides of the top of the touch screen are respectively provided with outward limiting steps 11; the outer shell 7 is arranged on the outside of the touch screen, so The top of the housing 7 is provided with a hollow groove for accommodating the touch screen, and the top of the housing 7 is provided with limiting bosses 12 located on both sides of the hollow groove inwardly; The platform 12 cooperates to form a limiting mechanism for limiting the touch screen. The side of the touch screen refers to the left and right sides shown in Figure 3, the top refers to the uppermost part in the up and down direction, and the outside of the touch screen refers to the surrounding of the touch screen, the top, bottom, left, right, front and back of the touch screen can be referred to as the outside. Specifically, as shown in FIG. 3 , the limiting steps 11 are located on the left and right edges of the touch screen, and the limiting bosses 12 are arranged on the left and right sides of the hollow groove.

Preferably, as shown in FIG. 1 , the touch screen and the liquid crystal display 5 are bonded together to form a bonding module 6 . Specifically, the touch screen includes a surface glass 1 and a sensing layer glass 3 from top to bottom.

As shown in FIG. 3 , the limiting steps 11 are provided on both side edges of the top of the surface glass 1 . Moreover, a steel sheet layer 9 is arranged below the liquid crystal display 5 , and the touch screen and the liquid crystal display 5 are fixed between the casing 7 and the steel sheet 9 . the

As shown in Figure 3, the black border 2 of the touch screen is located between the surface glass 1 and the sensing layer glass 3. Since no glue is used between the bonding module and the housing 7 in this embodiment, the black border does not include Dispensing width, thus reducing the black border width. Moreover, since a part of the black border 2 can be covered by the limiting boss 12 of the casing 7, the width of the black border can be further reduced visually. Bring users a good visual experience of narrow borders.

The display device of the utility model can be used for various digital products with touch screens and liquid crystal display screens. Preferably, the display device can be used in a mobile phone, such as a common mobile phone with a LCD screen width of 4-5 inches. As shown in Figure 2, taking a mobile phone with a LCD screen width of 4.67 inches as an example, the width of the peripheral area of the LCD screen is 1.9mm. The width of the peripheral area refers to the boundary of the effective display area (LCD AA area) to the LCD The width of the edge of the screen. The width of the dispensing is 0.8mm, plus the width of the gap, the width of the black edge is greater than 3mm. In this embodiment, the width of the black border is the width of the peripheral area plus the width of the gap, which is about 2.15 mm. Since the width of the limiting boss 12 can cover a part of the black border, for example, the width of the limiting boss used is 0.4-1 mm. Preferably 0.5mm is used, then the width of the black border seen visually is only 1.55mm, so that the narrow border is called a bright spot of the mobile phone. The width of the liquid crystal display screen, the width of the limiting boss, and the width of the black border mentioned here all refer to the distance in the left and right directions under normal use, as shown in FIG. 3 , which is the distance from the left to the right.

The above is a preferred embodiment of the present utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present utility model, some improvements and modifications can also be made, these improvements and modifications It is also regarded as the protection scope of the present utility model.

Claims (10)

1. A display device, comprising a housing, a touch screen and a liquid crystal display, characterized in that: the liquid crystal display is arranged below the touch screen; the edges on both sides of the top of the touch screen are respectively provided with outward limiting steps; The shell is arranged on the outside of the touch screen, the top of the shell is provided with a hollow groove for accommodating the touch screen, and the top of the shell is provided with limiting bosses located on both sides of the hollow groove inwardly; the limit The position step cooperates with the position-limiting boss to form a position-limiting mechanism for position-limiting the touch screen. 2 . The display device according to claim 1 , wherein the touch screen and the liquid crystal display are bonded together. 3. The display device according to claim 1 or 2, wherein the touch screen comprises a surface glass and a sensing layer glass from top to bottom. 4 . The display device according to claim 3 , wherein the black border of the touch screen is disposed on a contact surface between the surface glass and the sensing layer glass. 5 . The display device according to claim 4 , wherein the limiting steps are provided on both side edges of the top of the surface glass. 6 . 6. The display device according to claim 5, wherein a steel sheet layer is arranged below the liquid crystal display screen, and the touch screen and the liquid crystal display screen are fixed between the housing and the steel sheet layer . 7. The display device according to claim 1, wherein the width of the liquid crystal display screen is 4-5 inches. 8 . The display device according to claim 1 , wherein the width of the liquid crystal display is 4.67 inches, and the width of the peripheral area of the liquid crystal display is 1.9 mm. 9. The display device according to claim 8, wherein the width of the limiting boss is 0.5mm. 10. A mobile phone, characterized in that the mobile phone comprises the display device according to any one of claims 1-9.

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