CN217544068U

CN217544068U - Electronic equipment and display screen module thereof

Info

Publication number: CN217544068U
Application number: CN202220483927.5U
Authority: CN
Inventors: 谢扶政
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-10-04
Anticipated expiration: 2032-03-07

Abstract

The application provides an electronic equipment and display screen module thereof, this display screen module includes: the display panel comprises a flexible display screen, a polaroid, an optical adhesive layer and a cover plate; the flexible display screen comprises a display area, a wiring area and a bending area which are of an integrated structure; the two opposite ends of the wiring area are respectively connected with the display area and the bending area; the polarizer is covered on the display area and the wiring area of the flexible display screen; the optical adhesive layer is arranged on one side of the polaroid, which is far away from the flexible display screen; the cover plate is bonded with the polaroid through the optical adhesive layer; a first shielding layer is arranged between the optical adhesive layer and the flexible display screen, and at least part of the first shielding layer shields the wiring area in the thickness direction of the display screen module. The embodiment of the application provides a display screen module shields the layer through setting up between optical cement layer and flexible display screen, can realize shielding the purpose in display screen module thickness direction in the display screen area of walking on a line, improves the outward appearance effect of display screen by a wide margin, promotes user experience.

Description

Electronic equipment and display screen module thereof

Technical Field

The invention relates to the technical field of display screen module structures of electronic equipment, in particular to electronic equipment and a display screen module thereof.

Background

According to the development situation of electronic devices such as mobile phones, for example, mobile phones have smaller and smaller black edges. The development of the mobile phone lower black edge, especially the flexible screen (the display screen structure with the bending radian at the edge) is more and more aggressive, and the reduction of the flexible screen lower black edge is mainly the reduction of the flexible screen lower black edge, that is, the distance from the Panel display edge to the cover plate edge is smaller and smaller. The dark edge reduces under the flexible screen cell-phone, and the line of walking in the line that needs in the panel is more radical, arranges inseparabler to the laminating tolerance requirement is harsher.

However, in products on the market at present, especially flexible screen mobile phones using extremely narrow lower frames generally have the phenomenon that silver edges (i.e., display screen wiring) can be seen when a lower edge display area is observed from 45 ° to 135 ° in a screen-saving state, and the narrower the frame is, the more obvious the 3D (display screen with bending radians at the peripheral edges) mobile phones are. Due to the existence of the silver edge phenomenon, the appearance effect of the mobile phone display screen is influenced, and the user experience is influenced.

Disclosure of Invention

The first aspect of the embodiment of the present application provides a display screen module, the display screen module includes:

the flexible display screen comprises a display area, a wiring area and a bending area which are of an integrated structure; the two opposite ends of the wiring area are respectively connected with the display area and the bending area;

the polaroid is covered on the display area and the wiring area of the flexible display screen;

the optical adhesive layer is arranged on one side of the polaroid, which deviates from the flexible display screen;

the cover plate is bonded with the polaroid through the optical adhesive layer;

and a first shielding layer is arranged between the optical adhesive layer and the flexible display screen, and at least part of the first shielding layer shields the wiring area in the thickness direction of the display screen module.

In a second aspect, an embodiment of the present application provides an electronic device, where the electronic device includes a housing, a control circuit board, and the display screen module in any one of the foregoing embodiments; the display screen module is matched with the shell to form an accommodating space, the control circuit board is arranged in the accommodating space, and the control circuit board is electrically connected with the display screen module.

The display screen module that this application embodiment provided shields the layer through setting up between optical cement layer and flexible display screen, can realize shielding the purpose in display screen module thickness direction on the display screen wiring district, improves the outward appearance effect of display screen by a wide margin, promotes user experience.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic cross-sectional view of a display module according to an embodiment of the present disclosure;

FIG. 2 is a schematic cross-sectional view of another embodiment of a display module according to the present application;

FIG. 3 is an enlarged schematic view of a portion of the display module shown in FIG. 2;

FIG. 4 is a schematic structural diagram of a polarizer in an embodiment of the present application;

FIG. 5 is a schematic cross-sectional view of a display module according to another embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of an embodiment of an electronic device of the present application;

FIG. 7 is a schematic sectional view of the electronic device at C-C in the embodiment of FIG. 6;

fig. 8 is a block diagram illustrating a structural composition of an embodiment of an electronic device according to the present application.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Likewise, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive step are within the scope of the present invention.

The terms "first", "second" and "third" in the embodiments of the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. In the embodiment of the present application, all directional indicators (such as up, down, left, right, front, rear \8230;) are used only to explain the relative positional relationship between the components, the motion situation, etc. at a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly. The terms "comprising" and "having" and any variations thereof in the embodiments of the present application are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

As used herein, an "electronic device" (or simply "terminal") includes, but is not limited to, an apparatus that is configured to receive/transmit communication signals via a wireline connection, such as via a public-switched telephone network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; a PDA that can include a radiotelephone, pager, internet/intranet access, web browser, memo pad, calendar and/or Global Positioning System (GPS) receiver; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. A cellular phone is an electronic device equipped with a cellular communication module.

Referring to fig. 1, fig. 1 is a schematic structural cross-sectional view of a display screen module according to an embodiment of the present application; it should be noted that the display screen module in this embodiment may be used in an electronic device, and the electronic device may include a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like. The display screen module 10 for electronic equipment includes but is not limited to: the flexible display panel comprises a flexible display screen 100, a polarizer 200, an optical adhesive layer 300 and a cover plate 400.

Specifically, the flexible display screen 100 includes a display area 110, a routing area 120, and a bending area 130; the two opposite ends of the routing area 120 are respectively connected to the display area 110 and the bending area 130; the routing area 120 is provided with pixel control routing of the display area 110, and the bending area 130 is used for realizing bending, so as to realize chip binding on the back sides of the display area 110 and the routing area 120 (the specific structure will be described later).

Optionally, the polarizer 200 covers the display area 110 and the routing area 120 of the flexible display screen 100; the optical adhesive layer 300 is arranged on one side of the polarizer 200 departing from the flexible display screen 100; the cover plate 400 is adhered to the polarizer 200 through the optical adhesive layer 300. The material of the cover 400 may be glass, resin, or the like, and is not particularly limited herein.

A first shielding layer 500 is disposed between the optical adhesive layer 300 and the flexible display screen 100, and the first shielding layer 500 at least partially shields the routing area 120 in a thickness direction (arrow Z direction in the figure) of the display screen module 10. In the drawings of the embodiment of the application, the first shielding layer 500 partially shields the wiring area 120 in the thickness direction of the display screen module 10, and a person skilled in the art can design the first shielding layer 500 to completely shield the wiring area 120 in the thickness direction of the display screen module 10 based on the assembling conditions, the assembling precision, the position precision of the first shielding layer 500, and other factors.

Optionally, the first shielding layer 500 in this embodiment is disposed at an edge of the polarizer 200 close to one side of the flexible display panel 100, and is used for shielding the routing area 120. The first shielding layer 500 may be a shielding ink layer, and may be formed on the polarizer 200 by silk-screen printing or coating.

The display screen module in this application embodiment sets up through the border position that is close to flexible display screen one side at the polaroid and shields the layer, can realize shielding the purpose in display screen module thickness direction in the display screen wiring district, improves the outward appearance effect of display screen by a wide margin, promotes user experience.

Referring to fig. 2, fig. 2 is a schematic cross-sectional view of another embodiment of a display panel module according to the present application; the display screen module 10 in this embodiment includes but is not limited to: the flexible display panel comprises a flexible display screen 100, a polarizer 200, an optical adhesive layer 300, a cover plate 400 and a first shielding layer 500.

Alternatively, the flexible display screen 100 comprises a display area 110, a wiring area 120 and a bending area 130 which are integrally structured; two opposite ends of the routing area 120 are connected to the display area 110 and the bending area 130, respectively; the routing area 120 is disposed with pixel control routing of the display area 110. The polarizer 200 covers the display area 110 and the wiring area 120 of the flexible display screen 100; the optical adhesive layer 300 is arranged on one side of the polarizer 200 departing from the flexible display screen 100; the cover plate 400 is adhered to the polarizer 200 through the optical adhesive layer 300. The cover 400 may be made of glass, resin, or the like.

Optionally, in the drawings of the embodiment of the present application, the first shielding layer 500 partially shields the routing area 120 in the thickness direction of the display screen module 10, and a person skilled in the art may design the first shielding layer 500 to completely shield the routing area 120 in the thickness direction of the display screen module 10 based on the factors of the assembly condition, the assembly precision, the position precision of the first shielding layer 500, and the like, which is not specifically limited herein.

Optionally, the cover plate 400 in this embodiment is provided with a second shielding layer 410 on a side surface close to the optical adhesive layer 300, and the second shielding layer 410 at least partially overlaps the first shielding layer 500 in the thickness direction (Z direction in the figure) of the display screen module 10. A space of about 0.2mm may be left between the display area VA of the cover 400 (i.e., the area not covered by the second shielding layer 410) and the display area 110 of the flexible display panel 100, so as to accommodate the tolerance of the attachment between the cover 400 and the flexible display panel 100. In the above embodiment, the scheme is that the black ink (i.e., the first shielding layer 500) of 2-3um is coated on the bottom end of the polarizer 200 to shield the silver edge of the trace (i.e., the trace region 120) inside the flexible display screen 100, so that the leaked silver edge is controlled to be about 0.05mm, and thus the appearance is very unobvious and is not easily perceived by a user at a front view and a normal angle.

Referring to fig. 3, fig. 3 is an enlarged schematic view of a partial structure of the display screen module in the embodiment of fig. 2, in the conventional technical solution, a range of the silver leaking edge (the routing area 120) is L1 distance in the drawing, and a maximum range of the silver leaking edge is about 0.4-0.5 mm because of a fitting tolerance of 0.2-0.25 mm between the cover 400 and the flexible display screen 100, which is very obvious in appearance, after the improvement of the solution, the range of the silver leaking edge in the embodiment of the present application is L2 distance, and because a fitting tolerance of the polarizer 200 is 0.05-0.08 mm, the maximum range of the silver leaking edge is 0.1-0.16 mm, which is very obvious in benefit compared with the current solution, and the silver edge can be seen only under a very extreme viewing angle.

Optionally, referring to fig. 4 together, fig. 4 is a schematic structural diagram of the polarizer in the embodiment of the present application, the bottom of the polarizer 200 is designed to be coated with ink (to form the first shielding layer 500) with a thickness of 2 to 3um, and when the polarizer 200 is attached to the flexible display screen 100, the display area 110 of the flexible display screen 100 and the edge 510 of the first shielding layer 500 of the polarizer 200 are grabbed, so that the distance between the display area 110 of the flexible display screen 100 and the first shielding layer 500 of the polarizer 200 can be ensured to be 0.05 to 0.08mm.

In the foregoing embodiment, the first shielding layer 500 is formed on the polarizer 200, and then aligned and attached to the flexible display panel 100. In other embodiments, the ink may be directly coated on at least a partial area (which may be the entire area) of the routing area 120 of the flexible display screen 100 to form the first shielding layer 500, so as to cover the range of the silver edge (routing area 120), a specific implementation scheme of the first shielding layer 500 may adopt a Mask coating or other precise position ink coating manner, and the tolerance may be controlled to be 2-3um, so that the silver edge phenomenon may not be seen completely, and the effect is better.

Optionally, with reference to fig. 2 and fig. 3, the bending region 130 of the flexible display panel 100 in this embodiment further includes a bending portion 131 and a connecting portion 132, two ends of the bending portion 131 are respectively connected to the routing region 120 and the connecting portion 132, the connecting portion 132 is disposed on a side of the routing region 120 away from the polarizer 200, and the connecting portion 132 is connected to the flexible circuit board 600. Optionally, the display screen module 10 further includes a driving chip 700, where the driving chip 700 is connected to the connecting portion 132 and is disposed on a side of the connecting portion 132 away from the wiring area 120.

Optionally, the display screen module 10 in this embodiment further includes a support layer 800, the support layer 800 is disposed on the routing area 120 of the flexible display screen 100 and one side of the display area 110 away from the polarizer 200, the connection portion 132 is connected to the support layer 800 through a gasket 810, and optionally, the support layer 800 may be made of ultra-thin composite foam. The gasket 810 may be made of foam or rubber.

The display screen module in this application embodiment, through directly carry out printing ink coating and then form the first layer that shields in the wiring district at flexible display screen, can realize the accurate position's of wiring district hiding, can accomplish not seeing silver limit phenomenon completely.

In addition, an embodiment of the present application further provides a display screen module, please refer to fig. 5, where fig. 5 is a schematic structural cross-sectional view of another embodiment of the display screen module of the present application; the display module 10 in this embodiment may also include a flexible display 100, a polarizer 200, an optical adhesive layer 300, a cover 400, and a first shielding layer 500. Different from the foregoing embodiments, the first shielding layer 500 in this embodiment is sandwiched between the optical adhesive layer 300 and the polarizer 200, and may not be formed by coating or silk-screen printing, and the purpose of at least partially shielding the routing area 120 in the thickness direction of the display screen module may also be achieved.

Further, an electronic device is provided in an embodiment of the present application, please refer to fig. 6 and fig. 7 together, fig. 6 is a schematic structural diagram of an embodiment of the electronic device of the present application, fig. 7 is a schematic structural cross-sectional diagram of the electronic device at a position C-C in the embodiment of fig. 6, and the electronic device in the embodiment may include a display module 100, a housing 200, and a control circuit board 300. Please refer to the related description of the foregoing embodiments for the detailed structure of the display module 100, which is not repeated herein.

Optionally, the display screen module 100 in this embodiment cooperates with the housing 200 to form the accommodating space 1000, the control circuit board 300 is disposed in the accommodating space 1000, and the control circuit board 300 is electrically connected to the display screen module 100 and is configured to control a working state of the display screen module 100. In addition, the detailed technical features of other hardware part structures of the electronic device are within the understanding range of those skilled in the art, and are not described herein again.

Referring to fig. 8, fig. 8 is a block diagram illustrating a structural composition of an embodiment of an electronic device according to the present application, where the electronic device may be a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like, and the embodiment illustrates a mobile phone as an example. The electronic device may include an RF circuit 910, a memory 920, an input unit 930, a display unit 940 (i.e., the display module 100 in the above embodiments), a sensor 950, an audio circuit 960, a wifi module 970, a processor 980 (which may be the control circuit board 300 in the above embodiments), a power supply 990, and the like. Wherein the RF circuit 910, the memory 920, the input unit 930, the display unit 940, the sensor 950, the audio circuit 960, and the wifi module 970 are respectively connected with the processor 980; power supply 990 is operable to provide power to the entire electronic device 10.

Specifically, the RF circuit 910 is used for transmitting and receiving signals; the memory 920 is used for storing data instruction information; the input unit 930 is used for inputting information, and may specifically include a touch panel 931 and other input devices 932 such as operation keys; the display unit 940 may include a display panel 941; the sensor 950 includes an infrared sensor, a laser sensor, etc. for detecting a user approach signal, a distance signal, etc.; a speaker 961 and a microphone 962 are connected to the processor 980 through an audio circuit 960 for emitting and receiving sound signals; the wifi module 970 is used for receiving and transmitting wifi signals, and the processor 980 is used for processing data information of the electronic device. For specific structural features of the electronic device, please refer to the related description of the above embodiments, and detailed descriptions thereof will not be provided herein.

In the electronic device in this embodiment, its display screen module shields the layer through setting up in the border position that the polaroid is close to flexible display screen one side, can realize shielding the purpose in display screen module thickness direction in the display screen wiring district, improves the outward appearance effect of display screen by a wide margin, promotes user experience.

The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a display screen module, its characterized in that, the display screen module includes:

the optical adhesive layer is arranged on one side of the polaroid, which is far away from the flexible display screen;

the cover plate is bonded with the polaroid through the optical adhesive layer;

2. The display screen module of claim 1, wherein the first shielding layer is a shielding ink layer.

3. The display screen module of claim 1, wherein the first shielding layer is disposed at an edge of the polarizer near a side of the flexible display screen.

4. The display screen module of claim 1, wherein the first shielding layer is disposed on a surface of the flexible display screen and at least partially covers the routing area.

5. The display screen module of claim 1, wherein the first shielding layer is sandwiched between the optical adhesive layer and the polarizer.

6. The display screen module of claim 1, wherein a side surface of the cover plate adjacent to the optical adhesive layer is provided with a second shielding layer, and the second shielding layer at least partially overlaps with the first shielding layer in a thickness direction of the display screen module.

7. The display screen module according to claim 1, wherein the bending region of the flexible display screen includes a bending portion and a connecting portion, two ends of the bending portion are respectively connected to the wiring region and the connecting portion, the connecting portion is disposed on a side of the wiring region away from the polarizer, and the connecting portion is connected to the flexible circuit board.

8. The display screen module of claim 7, further comprising a driving chip, wherein the driving chip is connected to the connecting portion and disposed on a side of the connecting portion away from the wiring area.

9. The display screen module of claim 8, further comprising a support layer, wherein the support layer is disposed on the wiring area of the flexible display screen and on a side of the display area away from the polarizer, and the connection portion is connected to the support layer through a gasket.

10. An electronic device, comprising a housing, a control circuit board, and the display screen module of any one of claims 1-9; the display screen module is matched with the shell to form an accommodating space, the control circuit board is arranged in the accommodating space, and the control circuit board is electrically connected with the display screen module.