CN110120990A - Terminal display screen component and mobile terminal - Google Patents

Abstract

Embodiments of the present application provide a terminal display screen assembly and a mobile terminal. The terminal display screen assembly includes a display screen, a first light-transmitting cover plate, a light shielding member and a second light-transmitting cover plate; the display screen has a first through hole penetrating the display screen in the thickness direction thereof; the first light-transmitting cover plate covers On the display screen, the first light-transmitting cover plate has a second through hole penetrating the first light-transmitting cover plate in the thickness direction thereof, and the size of the second through hole is larger than that of the first through hole, so as to form on the display screen Step surface; the shading member is made of shading material, the shading member has a bottom wall and a side wall, the side wall surrounds the bottom wall to form a storage space, the side wall is adjacent to the first light-transmitting cover plate, the bottom wall is arranged on the stepped surface, and the bottom wall There is a third through hole penetrating the bottom wall in the thickness direction of the third through hole, the third through hole, the second through hole and the first through hole are connected with each other; the second light-transmitting cover plate is arranged in the receiving space to cover the first through hole and third vias. The embodiment of the present application can increase the display area of the terminal display screen assembly.

Description

Terminal display assembly and mobile terminal

technical field

The present application relates to the field of terminal technologies, and in particular, to a terminal display screen assembly and a mobile terminal.

Background technique

With the development of communication technology, mobile terminals such as smart phones are becoming more and more popular. During the use of the mobile terminal, for example, taking pictures, chatting, and playing games. There are more and more functions of mobile terminals, and more and more devices are installed inside mobile terminals, especially more and more devices are installed on the screen side of mobile terminals. When the size of mobile terminals remains unchanged, the display of the display screen is often sacrificed. area, making the display area of the display screen smaller.

SUMMARY OF THE INVENTION

Embodiments of the present application provide a terminal display screen assembly and a mobile terminal, which can increase the display area of the display screen.

An embodiment of the present application provides a terminal display screen assembly, including:

a display screen with a first through hole penetrating the display screen in the thickness direction of the display screen;

A first light-transmitting cover plate is covered on the display screen, the first light-transmitting cover plate has a second through hole penetrating the first light-transmitting cover plate in its thickness direction, and the second through-hole The size of the hole is larger than the size of the first through hole, so as to form a stepped surface on the display screen;

The shading member is made of shading material, the shading member has a bottom wall and a side wall, the side wall surrounds the bottom wall to form a receiving space, the side wall is adjacent to the first light-transmitting cover plate, and the the bottom wall is arranged on the step surface, the bottom wall has a third through hole penetrating the bottom wall in the thickness direction thereof, and the third through hole, the second through hole and the first through hole communicate with each other;

A second light-transmitting cover plate is arranged in the receiving space to cover the first through hole and the third through-hole, and the side wall is located between the second light-transmitting cover plate and the first light-transmitting cover plate between.

Embodiments of the present application further provide a mobile terminal, including a casing and a terminal display screen assembly disposed in the casing, where the terminal display screen assembly is the above-mentioned terminal display screen assembly.

In the mobile terminal and the terminal display screen assembly provided by the embodiments of the present application, the first through hole penetrates through the display screen and can transmit signals, and optical devices such as cameras and sensors can be installed corresponding to the first through hole position, so as to pass through the first through hole position Signals are transmitted to the outside without additionally occupying the space of the mobile terminal, and the display area of the display screen assembly of the terminal is increased under the condition that the size of the mobile terminal remains unchanged. In addition, when the terminal display assembly is lit, the light in the direction of the second light-transmitting cover during refraction and reflection is blocked by the shading member, and the light of the terminal display assembly will not enter the second light-transmitting cover. inside, it will not affect the effect of the optical device transmitting the signal outward through the first through hole.

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 a mobile terminal according to an embodiment of the present application.

FIG. 2 is another schematic structural diagram of a mobile terminal according to an embodiment of the present application.

FIG. 3 is a cross-sectional view of the mobile terminal in the direction A-A of FIG. 2 .

FIG. 4 is another schematic structural diagram of a mobile terminal according to an embodiment of the present application.

FIG. 5 is a cross-sectional view of the mobile terminal in the direction B-B of FIG. 4 .

FIG. 6 is a schematic structural diagram of a terminal display screen assembly according to an embodiment of the present application.

FIG. 7 is a cross-sectional view of the terminal display screen assembly in the direction C-C of FIG. 6 .

FIG. 8 is another cross-sectional view of the terminal display screen assembly in the direction C-C of FIG. 6 .

FIG. 9 is another cross-sectional view of the terminal display screen assembly in the direction C-C of FIG. 6 .

FIG. 10 is another cross-sectional view of the terminal display screen assembly in the direction C-C of FIG. 6 .

FIG. 11 is another cross-sectional view of the terminal display screen assembly in the direction C-C of FIG. 6 .

FIG. 12 is another cross-sectional view of the mobile terminal in the direction B-B of FIG. 4 .

FIG. 13 is another schematic structural diagram of a mobile terminal provided by an embodiment of the present application.

FIG. 14 is another schematic structural diagram of a mobile terminal provided by an embodiment of the present application.

FIG. 15 is another schematic structural diagram of a mobile terminal provided by an embodiment of the present application.

FIG. 16 is another schematic structural diagram of a mobile terminal provided by an embodiment of the present application.

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.

In this application, "communication terminal" (or simply "terminal") includes, but is not limited to, is configured to be connected via a wired line (eg, via a public switched telephone network (PSTN), digital subscriber line (DSL), digital cable, direct cable connection, and/or another data connection/network) and/or via (e.g., for cellular networks, wireless local area networks (WLAN), digital television networks such as DVB-H networks, satellite networks, AM-FM broadcast transmitters, and/or another communication terminal's) wireless interface to receive/transmit communication signals. A communication terminal configured to communicate through a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Mobile Examples of terminals include, but are not limited to, satellite or cellular telephones; Personal Communication System (PCS) terminals that may combine cellular radio telephones with data processing, fax, and data communication capabilities; may include radio telephones, pagers, Internet/Intranet access, PDAs with web browsers, diaries, calendars, and/or global positioning system (GPS) receivers; and conventional laptop and/or palm-sized receivers or other electronic devices including radiotelephone transceivers.

Embodiments of the present application provide a terminal display screen assembly and a mobile terminal. The detailed descriptions will be given below. The terminal display screen assembly may be provided in the mobile terminal, and the mobile terminal may be a smart phone, a tablet computer, or other devices.

Please refer to FIG. 1 , which is a schematic structural diagram of a mobile terminal according to an embodiment of the present application. The mobile terminal 10 may include a cover plate 11 , a display screen 12 , a circuit board 13 , a battery 14 , a casing 15 , a front camera 161 , a rear camera 162 and a fingerprint unlocking module 17 . It should be noted that the mobile terminal 10 is not limited to the above contents, and may also include other devices, or not include the rear camera 16 , or not include the fingerprint unlocking module 17 .

The cover plate 11 is installed on the display screen 12 to cover the display screen 12 . The cover plate 11 can be a transparent glass cover plate, so that the display screen can be displayed by the transparent cover plate 11 . In some embodiments, the cover plate 11 may be a glass cover plate made of a material such as sapphire.

Among them, the housing 15 may form the outer contour of the mobile terminal 10 . In some embodiments, the housing 15 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 15, and the middle frame 151 and the rear cover 152 may form a storage space for storing Circuit board 13, display screen 12, battery 14 and other devices. Further, the cover plate 11 can be fixed to the casing 15, and the cover plate 11 and the casing 15 form a closed space to accommodate the circuit board 13, the display screen 12, the battery 14 and other devices. In some embodiments, the cover 11 is covered on the middle frame 151 , the rear cover 152 is covered on the middle frame 151 , the cover 11 and the rear cover 152 are located on the opposite sides of the middle frame 151 , the cover 11 and the rear cover 152 Relative settings.

In some embodiments, the housing 15 may be a metal housing, such as magnesium alloy, stainless steel and other metals. It should be noted that the material of the housing 15 in the embodiment of the present application is not limited to this, and other methods may also be used, for example, the housing 15 may be a plastic housing. Another example: the casing 15 is a ceramic casing. Another example: the housing 15 may include a plastic part and a metal part, and the housing 15 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 15 structure, and the casing directly has a storage space for storing the circuit board. 13. Display screen 12, battery 14 and other devices.

Wherein, the circuit board 13 is installed in the casing 15, the circuit board 13 can be the main board of the mobile terminal 10, and the circuit board 13 can be integrated with a motor, a microphone, a speaker, a headphone interface, a universal serial bus interface, a front camera 161, one, two or more of functional components such as a rear camera 162, a distance sensor, an ambient light sensor, a receiver, and a processor.

In some embodiments, the circuit board 13 may be fixed within the housing 15 . Specifically, the circuit board 13 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 circuit board 13 to the middle frame 151 in this embodiment of the present application is not limited to this, and other ways, such as a way of co-fixing by a buckle and a screw, is also possible.

The battery 14 is installed in the casing 15 , and the battery 14 is electrically connected to the circuit board 13 to provide power to the mobile terminal 10 . The case 15 can serve as a battery cover for the battery 14 . The casing 15 covers the battery 14 to protect the battery 14 , specifically, the back cover covers the battery 14 to protect the battery 14 and reduce damage to the battery 14 due to collision, drop, etc. of the mobile terminal 10 .

The display screen 12 is installed in the casing 15 , and at the same time, the display screen 12 is electrically connected to the circuit board 13 to form the display surface of the mobile terminal 10 . The display screen 12 may include a display area and a non-display area. The display area can be used to display the screen of the mobile terminal 10 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 11 is mounted on the display screen 12 to cover the display screen 12, and can form the same display area and non-display area as the display screen 12, or can form different display areas and non-display areas.

In some embodiments, the display screen 12 may be a liquid crystal display (Liquid Crystal Display, LCD) or an organic light-emitting diode (Organic Light-Emitting Diode, OLED) type display screen. In some embodiments, when the display screen 12 is a liquid crystal display screen, the display screen 12 may include structures such as a backlight module, a lower polarizer, an array substrate, a liquid crystal layer, a color filter substrate, and an upper polarizer that are stacked in sequence. When the display screen 12 is an organic light emitting diode display screen, the display screen 12 may include structures such as a base layer, an anode layer, an organic layer, a conductive layer, an emission layer, and a cathode layer that are stacked in sequence. In some embodiments, the display screen 12 may be a transparent display screen, and the display screen may also be a non-transparent display screen.

It should be noted that the structure of the display screen 12 is not limited to this. For example, the display screen 12 may be a special-shaped screen.

Please refer to FIG. 2 , which is another schematic structural diagram of a mobile terminal according to an embodiment of the present application. The mobile terminal 20 includes a cover plate 21 , a display screen 22 , a circuit board 23 , a battery 24 and a casing 25 . The difference between the mobile terminal 20 and the mobile terminal 10 is that the display screen 22 is directly formed with a light permeable area 221 thereon. For example, the display screen 22 is provided with a through hole 221 penetrating the display screen 22 in the thickness direction, and the position of the through hole 221 can be provided with optical devices such as a front camera, an earpiece, a sensor, etc. for signal transmission. Wherein, the cover plate 21 may cover the position of the through hole 221, or a corresponding through hole may be opened.

In the following, the light-transmitting region 28 includes a through hole as an example for detailed description.

Please refer to FIG. 3 , which is a cross-sectional view of the mobile terminal in the direction A-A of FIG. 2 . The mobile terminal 20 may include an optical device 26, and the optical device 26 is installed at the position of the through hole 211. The optical device 26 is described by taking the camera module 26 as an example. It should be noted that the optical device 26 can also integrate sensors and other devices. In some embodiments, the camera module 26 is described by taking a camera as an example. Other optical devices can also be integrated on the camera 26. At least part of the lens of the camera 26 can be accommodated in the through hole 26, and the camera 26 can be directly integrated in the On the circuit board 23, it can also be coupled through a signal line. The circuit board 23 is installed in the housing 25 . The cover plate 21 covers the display screen 22 , and the cover plate 21 covers the through hole 221 . The casing 25 can refer to the above casing 15 , the circuit board 23 can refer to the above circuit board 13 , and the battery 24 can refer to the above battery 14 , which will not be repeated here.

In some embodiments, there may also be one, two or more through holes 221 . The through hole 221 can be close to the edge of the display screen 22, for example, the through hole 221 is close to one end of the display screen 22; the through hole 221 can also be close to other parts of the display screen 22, such as close to one side of the display screen 22, close to the display screen 22 The corner position or the middle part of the display screen 22 . The through hole 221 can be a circular hole or a rectangular hole, and the through hole 221 can also have other shapes, such as an irregular hole.

It can be seen from the above that the camera 26 of the embodiment of the present application can take pictures and take pictures through the through hole 221, and there is no need to additionally set a camera on the mobile terminal. In the non-display area at the edge of the display screen, when the size of the mobile terminal remains unchanged, the display area of the display screen is increased.

However, when the display screen 22 is lit, the light of the display screen 22 will enter the through hole 221 through reflection or refraction, and the camera 26 will cause interference in the process of taking pictures or the camera, which will affect the imaging effect of the camera 26 and reduce the 26 image quality.

To this end, the applicant of the present application has designed another mobile terminal to reduce or avoid the interference of light on the camera 26 when the display screen 22 is lit.

Please refer to FIG. 4 and FIG. 5 , FIG. 4 is another schematic structural diagram of a mobile terminal according to an embodiment of the present application, and FIG. 5 is a cross-sectional view of the mobile terminal in the B-B direction in FIG. 4 . The mobile terminal 20 may include a first transparent cover plate 21 , a second transparent cover plate 27 , a display screen 22 , a circuit board 23 , a battery 24 , a casing 25 , a light shielding member 28 and an optical device 26 . Among them, the display screen 22 , the circuit board 23 , the battery 24 and the casing 25 can refer to the above contents, and will not be repeated here.

The optical device 26 is described as an example. The camera 26 may include a base 262 and a lens 261 , and the lens 261 is mounted on the base 262 .

The first light-transmitting cover plate 21 , the second light-transmitting cover plate 27 , the display screen 22 and the light shielding member 28 may form an assembly structure, such as a terminal display screen assembly. In the actual production and processing process, the display screen 22 can be formed first, and then the first light-transmitting cover plate 21 , the second light-transmitting cover plate 27 and the light shielding member 28 are respectively installed on the display surface of the display screen 22 to form a terminal. display assembly. The following takes the terminal display screen assembly as an example for detailed description.

Please refer to FIG. 6 and FIG. 7 , FIG. 6 is a schematic structural diagram of a terminal display screen assembly provided by an embodiment of the present application, and FIG. 7 is a cross-sectional view of the terminal display screen assembly in the C-C direction in FIG. 6 . The terminal display screen assembly 200 may include a first transparent cover plate 21 , a second transparent cover plate 27 , a display screen 22 and a light shielding member 28 .

The display screen 22 has a first through hole 221 penetrating the display screen 22 in the thickness direction thereof. The first through hole 221 may be circular, rectangular or other shapes, and a circular shape is used as an example for description herein. The first through hole 221 may be close to the edge of the display screen 22 , or may be located at other positions of the display screen 22 . The number of the first through holes 221 may also be one, two or more, and one is taken as an example for description herein. The size of the first through hole 221 may be larger than that of the lens 261 of the camera 26 . For example, the diameter of the first through hole 221 is larger than that of the lens 261 , and the lens 261 is at least partially accommodated in the first through hole 221 .

The first light-transmitting cover plate 21 covers the display screen 22 . The first transparent cover plate 21 is a transparent cover plate, such as a transparent glass cover plate made of a transparent glass material, such as a transparent sapphire cover plate made of a transparent sapphire material. The first transparent cover plate 21 defines a second through hole 211 , and the second through hole 211 penetrates the first transparent cover plate 21 in the thickness direction thereof. The second through hole 211 may be a circle, a rectangle or other structures, and a circle is taken as an example for description here. The number and position of the second through holes 211 correspond to the first through holes 221 , the second through holes 211 communicate with the first through holes 221 , and the second through holes 211 and the first through holes 211 are in a direction perpendicular to the display screen 22 . The through holes 221 overlap. The diameter of the second through hole 211 is larger than the diameter of the first through hole 211 to form a stepped surface 222 on the display screen 22 .

It should be noted that the stepped surface 222 is formed on the display screen 22 , and the stepped surface 222 is parallel to the display surface of the display screen 22 .

In some embodiments, the first light-transmitting cover plate 21 can be bonded to the display surface of the display screen 22 by optical glue, and after the optical glue is formed, an optically transparent adhesive layer 29 is formed, and the optically transparent adhesive layer 29 is transparently arranged, That is, the first light-transmitting cover plate 21 is bonded to the first light-transmitting cover plate 21 through the optically transparent adhesive layer 29 . The optically transparent adhesive layer 29 has a fourth through hole 291 formed at the position of the first through hole 221 and communicated with the first through hole 221 . The fourth through hole 291 overlaps with the first through hole 221 in the direction perpendicular to the display screen 22 . The fourth through hole 291 may be circular, rectangular or other shapes, and a circular shape is used as an example for description herein. The diameter of the fourth through hole 291 is greater than or equal to the diameter of the first through hole 221 . The optically transparent adhesive layer 29 may extend to at least a part of the stepped surface 222 . It should be noted that the optically transparent adhesive layer 29 may not extend to the stepped surface 222 .

Wherein, the shading member 28 is arranged on the display screen 22, specifically, the shading member 28 is arranged on the stepped surface 222, and when the optically transparent adhesive layer 29 is arranged on the stepped surface 222, the shading member 28 is arranged on the optically transparent adhesive on layer 29. The shading member 28 is made of a shading material and has a shading effect. For example, the shading member 28 is made of a metal material, such as stainless steel, aluminum alloy, magnesium alloy, and the like. The light-shielding member 28 can also be made of light-shielding ink or other light-shielding materials. The light-shielding ink can shield visible light and ultraviolet light to form a light-shielding ink layer. The light-shielding ink layer can be black or silver-white. The light-shielding ink layer is formed on the second light-transmitting cover plate in the manner of a thin film, and the light-shielding effect is good.

In some embodiments, the light shielding member 28 has a bottom wall 281 and a side wall 282 , and the side wall 282 forms a receiving space 284 around the bottom wall 281 . The bottom wall 281 is disposed on the optically transparent adhesive layer 29 on the upper part of the stepped surface 222 , and the bottom wall 281 may have a third through hole 283 penetrating the bottom wall 281 in the thickness direction thereof. The third through hole 283 communicates with the first through hole 221 , and in the direction perpendicular to the display screen 22 , the third through hole 283 and the first through hole 221 overlap. The diameter of the third through hole 283 may be larger, smaller or equal to the diameter of the first through hole 221 . Here, the diameter of the third through hole 283 is smaller than the diameter of the first through hole 221 as an example for illustration, so that the bottom wall 281 along the The width in the direction parallel to the display screen 22 is increased, and can extend to the top of the first through hole 221 , and the effect of blocking the light refracted or reflected from the display screen 22 is better.

The side wall 282 is adjacent to the first light-transmitting cover plate 21, and the free end of the side wall 282 can be flush with the outer surface of the first light-transmitting cover plate 21. It should be noted that the first light-transmitting cover The outer surface of the board 21 is the side away from the display screen 22 . It should also be noted that the free end of the side wall 282 can also be lower than the outer surface of the first transparent cover plate 21 , that is, the sum of the height of the side wall 282 and the thickness of the bottom wall 281 is smaller than that of the first transparent cover plate 21 The outer surface of the first light-transmitting cover plate 21 may have an extension to cover the side wall 282 .

The second light-transmitting cover plate 27 is disposed in the receiving space 284, the second light-transmitting cover plate 27 is stacked on the bottom wall 281, and the second light-transmitting cover plate 27 covers the first through hole 221 and the third through hole 221. Via 283. The second transparent cover plate 27 may also cover the fourth through hole 291 . The second light-transmitting cover plate 27 is transparent and can be made of transparent glass. In some embodiments, the outer surface of the second light-transmitting cover plate 27 may be flush with the free end of the side wall 282 , that is, the thickness of the second light-transmitting cover plate 27 is equal to the height of the side wall 282 . It should be noted that the outer surface of the second light-transmitting cover plate 27 is the side away from the display screen 22 . The thickness of the second light-transmitting cover plate 27 may also be greater than the height of the side wall 282 . The outer surface of the second transparent cover plate 28 is flush with the outer surface of the first transparent cover plate 21 .

In some embodiments, a part of the bottom wall 281 extends above the first through hole 221 , which can not only improve the light-shielding effect, but also increase the connection area with the second light-transmitting cover plate 27 . to protection.

It can be seen from the above that the first through hole 221 , the fourth through hole 291 , the third through hole 283 and the second through hole 211 in the embodiment of the present application are connected with each other, and overlap each other in the direction perpendicular to the display screen 22 , forming a connection with each other. channel through which the signal can pass. Therefore, when the display screen 22 in the embodiment of the present application is lit, the light refracted or reflected by the display screen 22 to the positions of the first through hole 221 and the second through hole 211 can be blocked by the bottom wall 281 and the side wall 282 respectively, and cannot be blocked. Entering the positions of the first through holes 221 and the second through holes 211 can ensure that optical devices, such as cameras, ambient light sensors, proximity sensors, etc., transmit signals through the first through holes 221 and the second through holes 211, avoiding the display screen 22. Light interferes with it.

The above is that when the display screen 22 of the terminal display screen assembly 200 according to the embodiment of the application is lit, the light rays directed toward the second light-transmitting cover plate 27 during the refraction and reflection process are blocked by the shading member, and the light rays of the display screen 22 will not be blocked. Entering into the second light-transmitting cover plate 27 will not affect the effect of the optical device transmitting signals outward through the first through hole 221 . It should be noted that the structure of the terminal display screen assembly 200 is not limited to this.

Please refer to FIG. 8 . FIG. 8 is another cross-sectional view of the terminal display screen assembly of FIG. 6 along the C-C direction. The difference between the terminal display screen assembly 200 shown in FIG. 8 and FIG. The surface of the protruding portion 271 may be flush with the surface of the bottom wall 281 . The peripheral edge of the protruding portion 271 may be connected with the bottom wall 281 . Therefore, the strength of the second light-transmitting cover plate 27 can be improved, and the connection strength between the second light-transmitting cover plate 27 and the light shielding member 28 can be increased.

The above is the embodiment of the present application to achieve the shading effect in two different directions through the bottom wall 281 and the side wall 282 of the shading member 28 . It should be noted that the structure of the light shielding member 28 is not limited to this.

Please refer to FIG. 9 . FIG. 9 is another cross-sectional view of the terminal display screen assembly of FIG. 6 along the C-C direction. The difference between the terminal display screen assembly 200 shown in FIG. 9 and FIG. 7 is that the second light-transmitting cover plate 27 is directly disposed on the stepped surface 222 to cover the first through hole 221 , and the light shielding member 28 is directly disposed on the stepped surface 222 . The light-shielding member 28 and the second light-transmitting cover plate 27 are arranged side by side, the light-shielding member 28 is disposed on the periphery of the second light-transmitting cover plate 27, and the light-shielding member 28 is located on the first light-transmitting cover plate 21 and the second light-transmitting cover plate between 27. The shading member 28 can also block the light of the display screen 22, so as to reduce the influence of the light of the display screen 22 on the optical device when the display screen 22 is lit.

Please refer to FIG. 10 . FIG. 10 is another cross-sectional view of the terminal display screen assembly in the direction C-C of FIG. 6 . The difference between the terminal display screen assembly 200 shown in FIG. 10 and FIG. 7 is that the shading member 28 is directly disposed on the stepped surface 222, but not disposed on the periphery of the second light-transmitting cover plate 27, and the second light-transmitting cover plate 27 is directly disposed On the light-shielding member 28, the second light-transmitting cover plate 27 and the light-shielding member 28 are arranged in layers. The shading member 28 can also block the light of the display screen 22, so as to reduce the influence of the light of the display screen 22 on the optical device when the display screen 22 is lit.

Please refer to FIG. 11 . FIG. 11 is another cross-sectional view of the terminal display screen assembly shown in FIG. 6 along the C-C direction. The difference between the terminal display screen assembly 200 shown in FIG. 11 and FIG. 10 is that the second light-transmitting cover plate 27 has a protrusion 271 extending on its inner surface, and the protrusion 271 can refer to the protrusion shown in FIG. 8 . part, and will not be repeated here.

As can be seen from the above, when the terminal display screen assembly 200 is installed on the casing 25 of the mobile terminal 20 in this embodiment of the present application, the camera module 26 or other optical devices can be installed at the position of the first through hole 221 of the display screen 22, or The lens 261 of the camera module 26 is directly installed in the first through hole 221 . Not only can the space occupied by optical devices such as the camera module 26 be reduced, but also the light refracted or reflected by the display screen 22 can be blocked by the shading member 28, so as to reduce or prevent the light generated by the display screen 22 from affecting the camera module 26, etc. Optical devices interfere.

It should be noted that the optical device, such as the lens 261 of the camera module 26 , can not only be accommodated in the first through hole 221 , but also can be accommodated in the third through hole 283 . Please refer to FIG. 12 . FIG. 12 is another cross-sectional view of the mobile terminal in the direction B-B of FIG. 4 . The lens 261 of the camera module 26 is accommodated in the first through hole 221 and the third through hole 283 .

It should be noted that the structure of the display screen is not limited to this. For example, the display screen 22 is provided with a non-display area, and the light permeable area 28 may include the non-display area.

Please refer to FIG. 13 , which is another schematic structural diagram of a mobile terminal provided by an embodiment of the present application. The difference between the mobile terminal 20 and the above mobile terminals is that the mobile terminal 20 includes a main terminal display screen assembly 200 and a secondary terminal display screen assembly 2, the main terminal display screen assembly 200 is installed on one side of the casing 25, and the sub terminal display screen assembly 2 2 is installed on the other side of the casing 25 , and the main terminal display screen assembly 200 and the secondary terminal display screen assembly 2 are respectively arranged on the opposite sides of the casing 25 . In some embodiments, the display area in the display screen assembly 200 of the main terminal is larger than the display area in the display screen assembly 2 of the secondary terminal. In some embodiments, the main terminal display screen assembly 200 may refer to the above terminal display screen assembly 200, which will not be repeated here. The secondary terminal display screen assembly 2 may include a display screen and a cover plate, wherein the display screen and the cover plate can refer to the above content.

It should be noted that the display screen assembly 2 of the secondary terminal may also include two cover plates and a shading member. For details, please refer to FIG. 14 , which is another schematic structural diagram of a mobile terminal according to an embodiment of the present application. The difference between the mobile terminal 200 shown in FIG. 14 and FIG. 13 is that: the main terminal display screen assembly 200 includes a display screen and a cover plate, but does not include a light shield; and the sub-terminal display screen assembly 2 may include two cover plates, a display screen and Shading pieces. For the structure of the display screen assembly 2 of the secondary terminal, reference may be made to the above content, which will not be repeated here.

Please refer to FIG. 15 . FIG. 15 is another schematic structural diagram of a mobile terminal provided by an embodiment of the application. The difference between the mobile terminal in FIG. 15 and the mobile terminal in FIG. 1 is that the mobile terminal 30 in FIG. 15 includes a display screen 32 , cover plate 31 , circuit board 33 , battery 34 and housing 35 . The display screen 32 is provided with a notch 321 on its periphery, and the notch 321 can accommodate optical devices such as a front camera, an earpiece, and a sensor. The cover plate 31 is suitable for the structural setting of the display screen 31 . The cover plate 31 can be provided with a gap of the same size in the gap 321 , and the cover plate 31 can also cover the position of the gap 321 . It should be noted that the casing 35 can refer to the above casing 15 , the circuit board 33 can refer to the above circuit board 13 , and the battery 34 can refer to the above battery 14 , which will not be repeated here.

It should also be noted that, in some embodiments, the display screen 12 may not include a non-display area, but may be arranged in a full-screen structure, and optical devices such as distance sensors and ambient light sensors may be arranged below the display screen or at other positions. . Specifically, please refer to FIG. 16 , which is another schematic structural diagram of a mobile terminal according to an embodiment of the present application. The mobile terminal 40 includes a display screen 42 , a cover plate 41 , a circuit board 43 , a battery 44 and a casing 45 . The display screen 42 covers the casing 45 without a non-display area. The cover plate 41 is suitable for the size setting of the display screen 42 . It should be noted that the casing 45 can refer to the above casing 15 , the circuit board 43 can refer to the above circuit board 13 , and the battery 44 can refer to the above battery 14 , which will not be repeated here.

The terminal display screen assembly and the mobile terminal provided by the embodiments of the present application are described above in detail, and the principles and implementations of the present application are described with specific examples. 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 (17)

1. A terminal display screen assembly, characterized in that, comprising: a display screen with a first through hole penetrating the display screen in the thickness direction of the display screen; A first light-transmitting cover plate is covered on the display screen, the first light-transmitting cover plate has a second through hole penetrating the first light-transmitting cover plate in its thickness direction, and the second through-hole The size of the hole is larger than the size of the first through hole, so as to form a stepped surface on the display screen; The shading member is made of shading material, the shading member has a bottom wall and a side wall, the side wall surrounds the bottom wall to form a receiving space, the side wall is adjacent to the first light-transmitting cover plate, and the the bottom wall is arranged on the step surface, the bottom wall has a third through hole penetrating the bottom wall in the thickness direction thereof, and the third through hole, the second through hole and the first through hole communicate with each other; A second light-transmitting cover plate is arranged in the receiving space to cover the first through hole and the third through-hole, and the side wall is located between the second light-transmitting cover plate and the first light-transmitting cover plate between. 2 . The terminal display screen assembly according to claim 1 , wherein the display screen and the first light-transmitting cover plate are bonded by an optically transparent adhesive layer, and the light shielding member is at least partially bonded to the on the optically clear layer. 3 . The terminal display screen assembly according to claim 2 , wherein the size of the third through hole is smaller than the size of the first through hole. 4 . 4 . The terminal display assembly according to claim 3 , wherein the surface of the first light-transmitting cover plate, the surface of the second light-transmitting cover plate, and the free ends of the side walls are flush. 5 . 5 . The terminal display assembly according to claim 3 , wherein the first through hole, the second through hole and the third through hole are circular through holes, respectively. 6 . 6 . The terminal display screen assembly according to claim 3 , wherein the light shielding member is made of metal material. 7 . 7 . The terminal display screen assembly according to claim 6 , wherein the light shielding member is made of stainless steel or aluminum alloy material. 8 . 8 . The terminal display screen assembly according to claim 3 , wherein the shading member is made of shading ink. 9 . 9 . The terminal display screen assembly of claim 2 , wherein the size of the third through hole is equal to the size of the first through hole. 10 . 10 . The terminal display assembly according to claim 3 , wherein a protruding portion extends from the inner surface of the second light-transmitting cover, and the protruding portion is connected to the bottom wall. 11 . 11. The terminal display assembly of claim 10, wherein a surface of the bottom wall is flush with a surface of the protruding portion. 12. A mobile terminal, comprising a casing and a terminal display screen assembly disposed in the casing, wherein the terminal display screen assembly is the terminal display screen assembly according to any one of claims 1 to 11 . 13 . The mobile terminal according to claim 12 , wherein the mobile terminal comprises an optical device, and the optical device is disposed at the position of the first through hole. 14 . 14 . The mobile terminal according to claim 13 , wherein the optical device comprises a camera module, the camera module comprises a lens, and the lens is disposed in the first through hole. 15 . 15 . The mobile terminal according to claim 12 , wherein the terminal display screen assembly is a secondary terminal display screen assembly of the mobile terminal, and the mobile terminal comprises a main terminal display screen disposed on the casing. 16 . The display area of the main terminal display assembly is larger than the display area of the auxiliary terminal display assembly, and the main terminal display assembly and the auxiliary terminal display assembly are respectively arranged on opposite sides of the casing. 16 . The mobile terminal according to claim 12 , wherein the terminal display screen assembly is a main terminal display screen assembly of the mobile terminal, and the mobile terminal comprises a sub-terminal display screen disposed on the casing. 17 . The display area of the main terminal display assembly is larger than the display area of the auxiliary terminal display assembly, and the main terminal display assembly and the auxiliary terminal display assembly are respectively arranged on opposite sides of the casing. 17. A mobile terminal, comprising a casing, an optical device and a terminal display screen assembly disposed in the casing, wherein the terminal display screen assembly is the terminal according to any one of claims 1 to 9 In the display screen assembly, the optical device includes a camera module, the camera module includes a lens, and the lens is arranged in the first through hole and the third through hole.