CN108234702B - Display screen assembly and electronic equipment - Google Patents

Abstract

Embodiments of the present application provide a display screen assembly and an electronic device. The display screen assembly includes a frame, a backlight module, a display structure, a cover plate, and a colloid. The frame has a bottom wall and a side wall. The side wall surrounds the bottom wall to form a receiving space. The free end of the wall is provided with a limiting portion; the backlight module is arranged in the accommodation space; the display structure is arranged in the accommodation space, and the display structure is arranged on the backlight module; the cover plate is arranged on the display structure, and the cover plate has an accommodation groove , the limiting part is accommodated in the accommodating groove; the colloid is arranged between the outer surface of the side wall and the cover plate to securely connect the outer surface of the side wall and the cover plate. The embodiments of the present application can improve the waterproof performance of the display screen assembly.

Description

Display components and electronic equipment

technical field

The present application relates to the technical field of electronic devices, and in particular, to a display screen assembly and an electronic device.

Background technique

With the development of communication technology, electronic devices such as smart phones are becoming more and more popular. During the use of the electronic device, for example, playing games, watching through the display screen, etc.

Among them, during the assembly process of the display screen of the electronic device, it is not easy to bond the sealing glue, and it is easy to leak.

SUMMARY OF THE INVENTION

Embodiments of the present application provide a display screen assembly and an electronic device, which can improve the waterproof performance of the electronic device.

Embodiments of the present application provide a display screen assembly, including:

a frame, which has a bottom wall and a side wall, the side wall forms a receiving space around the bottom wall, and the free end of the side wall is provided with a limiting part;

a backlight module, arranged in the accommodation space;

a display structure, arranged in the accommodation space, and the display structure is arranged on the backlight module;

a cover plate, disposed on the display structure, the cover plate has an accommodating groove, and the limiting portion is accommodated in the accommodating groove;

The colloid is arranged between the outer surface of the side wall and the cover plate to fixedly connect the outer surface of the side wall and the cover plate.

Embodiments of the present application also provide a display screen assembly, including:

a frame, having a bottom wall and a side wall, the side wall forming a receiving space around the bottom wall;

a backlight module, arranged in the accommodation space;

a display structure, arranged in the accommodation space, and the display structure is arranged on the backlight module;

a cover plate, disposed on the display structure, the cover plate has an accommodating groove, and the free end of the side wall is accommodated in the accommodating groove;

The colloid is arranged between the outer surface of the side wall and the cover plate to fixedly connect the outer surface of the side wall and the cover plate.

An embodiment of the present application further provides an electronic device, including a casing and a display screen assembly, the display screen assembly is mounted on the casing, and the display screen assembly is any one of the above-mentioned display screen assemblies.

In the display screen assembly and the electronic device provided by the embodiments of the present application, since the display structure and the backlight module are accommodated inside the frame, they are protected by the sidewall in terms of waterproof performance, thereby improving the waterproof performance of the flat display assembly. In addition, the cover plate is provided with an accommodating groove. It can be understood that the accommodating groove is formed from the inside of the display screen assembly toward the outside, and the free end of the side wall or the limit portion of the free end of the side wall is accommodated in the accommodating groove, Between the connection between the side wall and the cover plate, it is not easy for the liquid to bypass the free end or the limiting portion of the side wall from the accommodating groove and enter the interior of the frame. The colloid is arranged between the outer surface of the side wall and the cover plate, and the outer surface of the side wall and the cover plate can be fixedly connected, so as to reduce the liquid entering the frame from the accommodating groove, and reduce the interference of the liquid to the display structure and the backlight module. Improve the waterproof performance of electronic equipment.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the accompanying drawings that are used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative effort.

FIG. 1 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 2 is another schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 3 is another schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 4 is another schematic structural diagram of an electronic device provided by an embodiment of the present application.

FIG. 5 is a schematic structural diagram of a display screen assembly provided by an embodiment of the present application.

FIG. 6 is a schematic diagram of a partially disassembled structure of a display screen assembly provided by an embodiment of the present application.

FIG. 7 is a partial cross-sectional view of the display panel assembly of FIG. 5 in the direction A-A.

FIG. 8 is a disassembled schematic diagram of the display screen assembly in FIG. 7 .

FIG. 9 is another partial cross-sectional view of the display screen assembly of FIG. 5 in the direction A-A.

FIG. 10 is a schematic disassembly of the display screen assembly in FIG. 9 .

FIG. 11 is another partial cross-sectional view of the display screen assembly of FIG. 5 in the direction A-A.

FIG. 12 is a schematic disassembly of the display screen assembly in FIG. 11 .

FIG. 13 is another partial cross-sectional view of the display screen assembly of FIG. 5 taken along the A-A direction.

FIG. 14 is another partial cross-sectional view of the display screen assembly of FIG. 5 in the direction A-A.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

In the description of this application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc., or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as a limitation on this application. In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, features defined as "first", "second" may expressly or implicitly include one or more of said features. In the description of the present application, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be mechanical connection, electrical connection or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements relation. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

In this application, unless otherwise expressly specified and defined, a first feature "on" or "under" a second feature may include direct contact between the first and second features, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different structures of the present application. To simplify the disclosure of the present application, the components and arrangements of specific examples are described below. Of course, they are only examples and are not intended to limit the application. Furthermore, this application may repeat reference numerals and/or reference letters in different instances for the purpose of simplicity and clarity, and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, this application provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.

Embodiments of the present application provide an assembly method of a display screen assembly, a display screen assembly, and an electronic device. The detailed descriptions will be given below. The display screen assembly may be provided in the electronic device, and the electronic device may be a smart phone, a tablet computer or the like.

Please refer to FIG. 1 , which is a schematic structural diagram of an electronic device provided by an embodiment of the present application. The electronic device 100 may include a cover plate 110 , a display structure 120 , a circuit board 130 , a battery 140 , a casing 150 , a camera 160 and a fingerprint unlocking module 170 . It should be noted that the electronic device 1 shown in FIG. 1 is not limited to the above contents, and may also include other devices, or not include the camera 160 , or not include the fingerprint unlocking module 170 .

The cover plate 110 is mounted on the display structure 120 to cover the display structure 120 . The cover plate 110 may be a transparent glass cover plate, so that the display structure can transmit the light through the cover plate 110 for display. In some embodiments, the cover plate 110 may be a glass cover plate made of a material such as sapphire.

Wherein, the housing 150 may include a middle frame 151 and a rear cover 152, the middle frame 151 and the rear cover 152 may be combined to form the housing 150, and the middle frame 151 and the rear cover 152 may form a storage space for accommodating the printed circuit board 130, display structure 120, battery 140 and other devices. Further, the cover plate 110 may be fixed to the casing 150, and the cover plate 110 and the casing 150 form a closed space to accommodate the printed circuit board 130, the display structure 120, the battery 140 and other devices. In some embodiments, the cover plate 110 is covered on the middle frame 151 , the rear cover 152 is covered on the middle frame 151 , the cover plate 110 and the rear cover 152 are located on the opposite sides of the middle frame 151 , and the cover plate 110 and the rear cover 152 Relative settings.

In some embodiments, the housing 150 may be a metal housing, such as magnesium alloy, stainless steel and other metals. It should be noted that the material of the casing 150 in the embodiment of the present application is not limited to this, and other methods may also be used, for example, the casing 150 may be a plastic casing. Another example: the casing 150 is a ceramic casing. For another example, the housing 150 may include a plastic part and a metal part, and the housing 150 may be a housing structure in which metal and plastic cooperate with each other. Specifically, the metal part may be formed first, for example, a magnesium alloy substrate may be formed by injection molding. Plastic is then injected on the alloy substrate to form a plastic substrate, which constitutes a complete casing structure.

It should be noted that the structure of the casing in the embodiment of the present application is not limited to this. For example, the rear cover and the middle frame are integrally formed to form a completed casing 150 structure, and the casing directly has a storage space for printing circuits. Board 130, display structure 120, battery 140 and other devices.

Wherein, the printed circuit board 130 is installed in the housing 150, the printed circuit board 130 can be the main board of the electronic device 100, and the printed circuit board 130 can be integrated with a motor, a microphone, a speaker, a headphone interface, a universal serial One, two or more of functional components such as bus interface, camera 160, distance sensor, ambient light sensor, receiver, and processor.

In some embodiments, the printed circuit board 130 may be secured within the housing 150 . Specifically, the printed circuit board 130 can be screwed to the middle frame 151 by screws, or can be snap-fitted to the middle frame 151 by means of snaps. It should be noted that, the specific way of fixing the printed circuit board 130 to the middle frame 151 in the embodiment of the present application is not limited to this, and other ways, such as a way of being fixed together by a buckle and a screw, is also possible.

The battery 140 is installed in the casing 150 , and the battery 140 is electrically connected to the printed circuit board 130 to provide power to the electronic device 100 . The case 150 may serve as a battery cover for the battery 140 . The casing 150 covers the battery 140 to protect the battery 140 , specifically, the back cover covers the battery 140 to protect the battery 140 , thereby reducing damage to the battery 140 due to collision, drop, etc. of the electronic device 100 .

The display structure 120 is installed in the casing 150 , and at the same time, the display structure 120 is electrically connected to the printed circuit board 130 to form the display surface of the electronic device 100 . The display structure 120 may include a display area and a non-display area. The display area may be used to display the screen of the electronic device 100 or for the user to perform touch manipulation and the like. The top area of the non-display area is provided with openings for sound and light conduction, and functional components such as fingerprint modules and touch buttons can be arranged on the bottom of the non-display area. The cover plate 110 is mounted on the display structure 120 to cover the display structure 120, and can form the same display area and non-display area as the display structure 120, or can form different display areas and non-display areas.

It should be noted that the structure of the display structure 120 is not limited to this. For example, the display structure 120 may be a special-shaped screen. Specifically, please refer to FIG. 2 , which is another schematic structural diagram of the electronic device provided by the embodiment of the present application. The difference between the electronic device in FIG. 2 and the electronic device in FIG. 1 is that the electronic device 200 includes a display structure 220 , a cover plate 210 , a printed circuit board 230 , a battery 240 and a casing 250 . Wherein, the display structure 220 is directly formed with a light permeable area 280 thereon. Specifically, for example, the display structure 220 is provided with a through hole penetrating the display structure 220 in the thickness direction, the light permeable region 280 may include the through hole, and the position of the through hole may be provided with devices such as a front camera, an earpiece, and a sensor component. For another example, the display structure 220 is provided with a non-display area, and the light permeable area 280 may include the non-display area. The cover plate 210 is suitable for the structural arrangement of the display structure 220 . It should be noted that the casing 250 can refer to the above casing 150 , the printed circuit board 230 can refer to the above printed circuit board 130 , and the battery 240 can refer to the above battery 140 , which will not be repeated here.

Please refer to FIG. 3 , which is a schematic structural diagram of another electronic device according to an embodiment of the application. The difference between the electronic device in FIG. 4 and the electronic device in FIG. 1 is that the electronic device 400 in FIG. 3 includes a display structure 420 , cover plate 410 , printed circuit board 430 , battery 440 and housing 450 . The display structure 420 is provided with a notch 490 on its periphery, and the notch 490 can accommodate devices such as a front camera, an earpiece, and a sensor assembly. The cover plate 410 is suitable for the structural arrangement of the display structure 490 . It should be noted that the casing 450 can refer to the above casing 150 , the printed circuit board 430 can refer to the above printed circuit board 130 , and the battery 440 can refer to the above battery 140 , which will not be repeated here.

It should also be noted that, in some embodiments, the display structure 120 may not include a non-display area, but may be configured as a full-screen structure, and devices such as a distance sensor and an ambient light sensor may be arranged below the display structure or at other locations. Specifically, please refer to FIG. 4 , which is another schematic structural diagram of an electronic device provided by an embodiment of the present application. The electronic device 300 includes a display structure 320 , a cover plate 310 , a printed circuit board 330 , a battery 340 and a casing 350 . The display structure 320 covers the casing 350 without a non-display area. The cover plate 310 is suitable for the size setting of the display structure 320 . It should be noted that the casing 350 can refer to the above casing 150 , the printed circuit board 330 can refer to the above printed circuit board 130 , and the battery 340 can refer to the above battery 140 , which will not be repeated here.

In some embodiments, the display structure 120 may be a type of display structure such as a liquid crystal display (Liquid Crystal Display, LCD) or an organic light-emitting diode (Organic Light-Emitting Diode, OLED).

In some embodiments, when the display structure 120 is a liquid crystal display screen, the electronic device 100 may further include a backlight module, which is not shown in the figure, and the backlight module can refer to the backlight module in the prior art.

In some embodiments, the cover plate 110 , the display structure 120 and the backlight module in the electronic device 100 may form a display screen assembly. In other words, the electronic device 100 includes a display screen assembly, and the display screen assembly may include a cover plate 110 , a display structure 120 and a backlight module. The following takes the display screen assembly as an example for detailed description.

Please refer to FIG. 5 and FIG. 6 , FIG. 5 is a schematic structural diagram of a display screen assembly provided by an embodiment of the present application, and FIG. 6 is a partially disassembled structural schematic diagram of the display screen assembly provided by an embodiment of the present application. The display screen assembly 1 may include a cover plate 110 , a display structure 120 , a backlight module 13 and a gel 12 . The cover plate 110 , the display structure 120 and the backlight module 13 are arranged in sequence. .

Please refer to FIG. 7 and FIG. 8 , FIG. 7 is a partial cross-sectional view of the display screen assembly in FIG. 5 in the direction A-A, and FIG. 8 is a disassembled schematic diagram of the display screen assembly in FIG. 7 . The cover plate 110 is disposed on the display structure 120 . In some embodiments, the side of the cover plate 110 fixedly connected with the display structure 120 is defined as the inner surface of the cover plate, and the side of the cover plate 110 outside the electronic device 100 is defined as the outer surface of the cover plate. That is, the outer surface of the cover plate 110 can be viewed from the outside, and the inner surface of the cover plate 110 is located inside the electronic device 100 .

In some embodiments, the area of the surface of the cover plate 110 that can be fixedly connected with the display structure 120 may be larger than that of the display structure 120 , so as to form the display area 111 and the non-display area 112 on the cover plate 110 . The display area 111 and the display structure 120 are fixedly connected to each other. The non-display area is located at the periphery of the cover plate 110 , is formed outward from the periphery of the display structure 120 , and protrudes from the periphery of the display structure 120 . It should be noted that the size of the non-display area 112 can be set according to actual needs. For example, if a non-display area needs to be reserved at the top or bottom of the electronic device 100, the area of the non-display area 112 of the cover plate 110 may be set larger. Another example: if neither the top or the bottom of the electronic device 100 needs to reserve a non-display area, the non-display area may not be set, or the area of the non-display area may be set to a smaller size, and the area of the entire cover 110 may be slightly larger than The area of the structure 120 is shown.

In some embodiments, the width of the non-display area 112 of the cover plate 110 may be relatively wide, may extend to both ends of the display structure 120 , and may cover the positions of components such as the front camera. It should be noted that the width of the non-display area 112 can also be set to be narrow. The width of the non-display area 112 of the cover plate 110 in the display screen assembly 1 is less than or equal to the maximum thickness of the colloid 12 . In some embodiments, the width of the non-display area 112 is equal to the maximum thickness of the gel 12 , that is, the periphery of the cover plate 120 is flush with the periphery of the gel 12 .

In some embodiments, the cover plate 110 has an accommodating groove 1110, the accommodating groove 1110 is formed on the inner surface of the cover plate 110, and the accommodating groove 1110 can be an annular groove, a rectangular groove, an arc-shaped groove, etc. . The accommodating slot 1110 may be one, two, or more. In some embodiments, the cover plate 110 has an inner side wall 1113 and an inner bottom wall 1114 at the position of the accommodating groove 1110 , and the inner side wall 1113 surrounds the inner bottom wall 1114 to form the accommodating groove 1110 . One end of the inner side wall 1113 is connected to the inner bottom wall 1114 , and the other end of the inner side wall 1113 is the notch position of the accommodating groove 1110 .

Wherein, the display structure 120 may include a first surface and a second surface. Wherein, the first surface and the cover plate 110 are fixedly connected. Specifically, the display structure 120 is fixedly connected to the inner surface of the cover plate 110 through its first surface. In some embodiments, the first surface of the display structure 120 and the inner surface of the cover plate 110 may be fixedly bonded by a layer of optical glue. Specifically, the optical glue may be OCA (Optically Clear Adhesive) optical glue. In some embodiments, a polarizer may also be disposed between the optical adhesive and the display structure 120 . The second surface is fixedly connected with the backlight module 13 .

The backlight module 13 and the display structure 120 are fixedly connected to provide a light source for the display structure 120 . Specifically, the backlight module 13 includes an inner surface and an outer surface. Wherein, the side of the backlight module 13 that is fixedly connected with the display structure 120 is defined as the inner surface of the backlight module, and the side located outside the display screen assembly 1 is defined as the outer surface of the backlight module, and the outer surface of the backlight module can be Installed on the housing 150 of the electronic device 100 , such as on the middle frame 151 . In some embodiments, the inner surface of the backlight module 13 is fixedly connected to the second surface of the display structure 120 . In some embodiments, the display structure 120 is disposed between the cover plate 110 and the backlight module 13 . In some embodiments, a polarizer may be disposed between the display structure 120 and the backlight module 13 .

The frame 131 has a side wall 1311 and a bottom wall 1312 . The frame 131 also has a receiving space 1315 formed by the side wall 1311 surrounding the bottom wall 1312 . In some embodiments, the frame 131 may be made of stainless steel.

The display structure 120 and the backlight module 13 are both arranged in the receiving space 1315 . Specifically, the backlight module 13 is stacked on the bottom wall 1312 , and the bottom wall 1312 can be arranged in parallel with the backlight module 13 .

The side wall 1311 is disposed around the periphery of the bottom wall 1312 , and the backlight module 13 can be surrounded by the side wall 1311 . The side wall 1311 and the bottom wall 1312 can be perpendicular to each other, and can also be inclined to each other. In some embodiments, the free end of the side wall 1311 can be directly accommodated in the accommodating groove 1110 . In the process of assembling the display screen assembly 1, the backlight module 13 and the display structure 120 are sequentially arranged inside the frame 131, and then the cover plate is placed on the frame 131 and the display structure 120, and the free ends of the side walls 1311 are inserted into In the accommodating groove 1110, the frame 131 and the cover plate 110 are directly matched and defined.

As can be seen from the above, in the embodiment of the present application, since the display structure and the backlight module are both accommodated inside the frame, the waterproof performance is protected by the sidewall, which improves the waterproof performance of the flat display assembly. In addition, the cover plate is provided with an accommodating groove. It can be understood that the accommodating groove is formed from the inside of the display screen assembly toward the outside, and the free end of the side wall or the limit portion of the free end of the side wall is accommodated in the accommodating groove, Between the connection of the side wall and the cover plate, it is not easy for the liquid to bypass the free end of the side wall from the accommodating groove and enter the interior of the frame. It reduces the possibility of liquid entering the inside of the frame from the accommodating groove, reduces the interference of the liquid to the display structure and the backlight module, and improves the waterproof performance of the electronic device.

In some embodiments, the free end of the side wall 1311 may be provided with rounded corners, or may be provided with an arc-shaped structure.

The colloid 12 is disposed between the outer surface of the side wall 1311 and the cover plate 110 to connect the outer surface of the side wall 1311 and the cover plate 110 fixedly. The colloid 12 is arranged between the outer surface of the side wall 1311 and the cover plate 110, the outer surface of the side wall 1311 and the cover plate 110 can be fixedly connected, the connection position of the side wall 1311 and the cover plate 110 can be sealed, and the waterproof of the electronic device can be improved. performance. In some embodiments, the colloid may be connected to the other end of the inner sidewall 1113 .

The above is the embodiment of the present application where the free end of the side wall 1311 is directly inserted into the accommodating groove 1110 of the cover plate 110 to improve the waterproof performance of the electronic device. It should be noted that, the manner of improving the waterproof performance in the embodiments of the present application is not limited to this.

Please refer to FIGS. 9 and 10 , FIG. 9 is another partial cross-sectional view of the display screen assembly in FIG. 5 in the direction A-A, and FIG. 10 is a disassembled schematic diagram of the display screen assembly in FIG. 9 . The difference between FIGS. 9 and 10 and FIGS. 7 and 8 is that a limiting portion 1313 is provided at the free end of the side wall 1311 , and the limiting portion 1313 is accommodated in the accommodating groove 1110 . In some embodiments, the thickness of the limiting portion 1313 is smaller than the thickness of the free end of the side wall 1311 . In some embodiments, a step surface 1314 is formed at the free end of the limiting portion 1313 and the side wall 1311 , and the step surface 1314 can be connected with the inner surface of the cover plate 110 . The limiting portion 1313 may be disposed around the side wall 1311 in a circle, the side wall 1311 may be a rectangular structure, and the limiting portion 1313 is not uniformly disposed on at least one side of the side wall 1311 .

Please refer to FIG. 11 and FIG. 12 , FIG. 11 is another partial cross-sectional view of the display screen assembly in FIG. 5 in the direction A-A, and FIG. 12 is a disassembled schematic diagram of the display screen assembly in FIG. 9 . The difference between FIGS. 11 and 12 and FIGS. 7 and 8 is that the free end of the side wall 1311 is provided with a limiting portion 1313 , and both the free end of the side wall 1311 and the limiting portion 1313 are accommodated in the accommodating groove 1110 . The accommodating groove 1110 includes a first accommodating groove 1111 and a second accommodating groove 1112, the limiting portion 1313 is accommodated in the first accommodating groove 1111, and the free end of the side wall 1311 is accommodated in the second accommodating groove 1112 Inside. In some embodiments, a step surface 1314 is formed at the free end of the limiting portion 1313 and the side wall 1311 , and the step surface 1314 is located in the second accommodating groove 1112 .

In some embodiments, please refer to FIG. 13 , which is another partial cross-sectional view of the display screen assembly shown in FIG. 5 in the direction A-A. The display screen assembly 1 may further include a flexible gasket 14 , the flexible gasket 14 has elasticity, and the flexible gasket 14 is disposed in the accommodating groove 1110 to protect the cover plate 110 .

In some embodiments, please refer to FIG. 14 , which is another partial cross-sectional view of the display screen assembly in FIG. 5 along the A-A direction. The display screen assembly 1 may further include a light-shielding glue 15 disposed on the inner surface of the side wall 1311, and the light-shielding glue 15 is located between the backlight module 13 and the display structure 120, which can shield light and prevent light leakage.

In some embodiments, a rough structure may be provided on the outer surface of the sidewall 1311 to increase the friction force, or the rough structure may increase the bonding performance. The rough structure can be fixedly connected with the glue 12 to increase the fixed connection strength of the frame 131 , the cover plate 110 and the glue 12 . For example, the rough structure may be a convex structure disposed on the outer surface of the sidewall 1311 , or may be a concave structure disposed on the outer surface of the sidewall 1311 .

It should be noted that the display structure in the above display screen assembly may include a color filter substrate, a liquid crystal layer and an array substrate. The display structure in the above electronic device may include a color filter substrate, a liquid crystal layer, an array substrate, and a polarizer. Here, the display structure is not limited.

The display screen components and electronic devices provided by the embodiments of the present application are described in detail above, and the principles and implementations of the present application are described with specific examples. The descriptions of the above embodiments are only used to help understand the present application. At the same time, for those skilled in the art, according to the idea of the present application, there will be changes in the specific embodiments and application scope. To sum up, the content of this specification should not be construed as a limitation to the present application.

Claims (13)

1. A display screen assembly, characterized in that, comprising: a frame, which has a bottom wall and a side wall, the side wall forms a receiving space around the bottom wall, and the free end of the side wall is provided with a limiting part; a backlight module, arranged in the accommodation space; a display structure, arranged in the accommodation space, and the display structure is arranged on the backlight module; a cover plate, disposed on the display structure, the cover plate has an accommodating groove, and the limiting portion is accommodated in the accommodating groove; The colloid is arranged between the outer surface of the side wall and the cover plate to fixedly connect the outer surface of the side wall and the cover plate. 2 . The display screen assembly according to claim 1 , wherein the cover plate has an inner side wall and an inner bottom wall at the position of the accommodating groove, and one end of the inner side wall is connected to the inner bottom wall. 3 . , the colloid is connected with the other end of the inner side wall. 3 . The display screen assembly according to claim 2 , wherein the thickness of the limiting portion is smaller than the thickness of the free end of the side wall. 4 . 4 . The display screen assembly of claim 3 , wherein the accommodating groove comprises a first accommodating groove and a second accommodating groove, and the limiting portion is accommodated in the first accommodating groove 4 . inside, the free end of the side wall is accommodated in the second accommodating groove. 5 . The display screen assembly according to claim 3 , wherein the limiting portion is formed in a circle around the side wall, and the accommodating groove is an annular groove. 6 . 6 . The display screen assembly of claim 3 , wherein the side wall is a rectangular structure, and the limiting portion is disposed on at least one side of the side wall. 7 . 7 . The display screen assembly according to claim 3 , wherein a flexible gasket is arranged in the accommodating groove. 8 . 8 . The display screen assembly of claim 3 , wherein the inner surface of the side wall is provided with a light-shielding glue, and the light-shielding glue is located on the periphery of the backlight module and the display structure. 9 . 9. A display screen assembly, comprising: a frame, having a bottom wall and a side wall, the side wall forming a receiving space around the bottom wall; a backlight module, arranged in the accommodation space; a display structure, arranged in the accommodation space, and the display structure is arranged on the backlight module; a cover plate, disposed on the display structure, the cover plate has an accommodating groove, and the free end of the side wall is accommodated in the accommodating groove; The colloid is arranged between the outer surface of the side wall and the cover plate to fixedly connect the outer surface of the side wall and the cover plate. 10 . The display screen assembly according to claim 9 , wherein the cover plate has an inner side wall and an inner bottom wall at the position of the accommodating groove, and one end of the inner side wall is connected to the inner bottom wall. 11 . , the colloid is connected with the other end of the inner side wall. 11 . The display screen assembly according to claim 9 , wherein a flexible gasket is arranged in the accommodating groove. 12 . 12 . The display screen assembly according to claim 9 , wherein the inner surface of the side wall is provided with a light-shielding glue, and the light-shielding glue is located on the periphery of the backlight module and the display structure. 13 . 13. An electronic device, comprising a housing and a display screen assembly, the display screen assembly being mounted on the housing, and the display screen assembly being the one according to any one of claims 1 to 12 display assembly.

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