WO2020097784A1 - 一种屏幕组件及终端设备 - Google Patents

一种屏幕组件及终端设备 Download PDF

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Publication number
WO2020097784A1
WO2020097784A1 PCT/CN2018/115181 CN2018115181W WO2020097784A1 WO 2020097784 A1 WO2020097784 A1 WO 2020097784A1 CN 2018115181 W CN2018115181 W CN 2018115181W WO 2020097784 A1 WO2020097784 A1 WO 2020097784A1
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WO
WIPO (PCT)
Prior art keywords
audio device
middle frame
screen assembly
slot
notch
Prior art date
Application number
PCT/CN2018/115181
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English (en)
French (fr)
Inventor
郭仁炜
王洪星
李瑞峰
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2018/115181 priority Critical patent/WO2020097784A1/zh
Priority to CN201880099192.2A priority patent/CN112970239B/zh
Publication of WO2020097784A1 publication Critical patent/WO2020097784A1/zh

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets

Definitions

  • the present invention relates to the technical field of electronic devices, and in particular, to a screen assembly and a terminal having the screen assembly.
  • a bangs-shaped border Place devices such as cameras, earpieces, and sensors that require openings.
  • audio devices the location of the bangs on the screen or the through hole at the connection between the frame and the screen for sound transmission, the structure of the bangs on the screen is still unable to achieve a 100% full screen, and the frame Opening holes increases the difficulty of design and processing.
  • Embodiments of the present invention provide a screen assembly, which can increase the screen ratio of a terminal device to achieve a 100% comprehensive screen design.
  • the present application also provides a terminal device, including the screen component.
  • the screen assembly provided in this embodiment includes a display screen, a middle frame connected to the display screen, and an audio component.
  • the display screen includes a display surface and a back surface, and the middle frame is supported on the back surface of the display screen;
  • the frame is provided with a groove, and the groove includes a groove and a bottom wall of the groove opposite to the groove, and the groove faces the back;
  • the audio component includes a carrier conductor, a first audio device and a second audio device, the carrier conductor is stacked on the back of the display screen and is arranged opposite to the notch, the carrier conductor and the groove are enclosed A sound cavity; both the first audio device and the second audio device are located in the sound cavity at opposite intervals, the second audio device is fixed on the bottom wall of the groove, and the first audio device is fixed On the carrying conductor.
  • the audio assembly is placed behind the display screen, sound is generated by mutual vibration between the first audio device and the second audio device, and the first audio device and the display screen
  • the connected carrying conductor conducts the vibration to the display screen, and then generates and transmits sound through the vibration of the entire screen; so there is no need to specifically set up sound holes on the screen or the shell of the terminal device, which improves the screen ratio and saves the earpiece the design of.
  • the screen assembly of the present application directly uses the cooperation of the middle frame and the display screen to form a sound cavity to install the first audio device and the second audio device, without the need for additional independent audio structures, which simplifies the process structure and saves the screen The internal space of the terminal equipment.
  • the middle frame is provided with a supporting body and a through slot penetrating two opposite surfaces of the middle frame, the through slot includes a first sub-notch and the first sub-notch facing and penetrating Two sub-notches, the first sub-notch faces the back surface; the support body covers the second sub-notch, the support body and the through slot form the groove, the first The sub-notch is the notch.
  • the through-groove may be a clearance area in the design of the middle frame itself or an unsupported area located at the edge of the middle frame. A space for accommodating audio devices is directly provided on the middle frame, making full use of the original devices in the screen assembly , You can reduce the thickness of the screen components.
  • the support body includes a main body and a connecting wall connected to the periphery of the main body, a recess is provided on the main body, the connecting wall is detachably connected to the middle frame, the The main body cover is on the second notch of the through slot, the recess is in butt communication with the through slot, the first audio device is located in the through slot, and the second audio device is connected to the recess toward the Describe the surface of the through groove.
  • the support body of this embodiment can assemble the second audio device and the middle frame more stably. In the design of thin terminal equipment, the screen assembly forms a sufficiently large sound cavity with the through slot of the middle frame in a limited space to ensure There is enough space for audio components.
  • the main body includes a bottom wall and a side wall, the side wall is disposed around the periphery of the bottom wall and forms the recess with the bottom wall, and the connecting wall is defined by the free end periphery of the side wall
  • the side wall extends in the direction; or, the main body includes a surface, the concave portion is recessed in the surface, and the connecting wall is formed by a side surface of the main body.
  • two symmetrically disposed positioning bodies extend toward the surface of the middle frame on the connecting wall, slots are provided on opposite sides of the through slot on the middle frame, and the support body is mounted on the On the middle frame, the positioning body extends into the slot to relatively position the first audio device and the second audio device.
  • the positioning body may be a sheet or a protrusion protruding from the surface of the connecting wall, and before the support body is installed in the middle frame, the second audio device is installed in a predetermined position in the recess, the The distance between the positioning body and the predetermined position is also set with reference to the relative positions of the first audio and the second audio.
  • the support body is mounted on the middle frame, and the positioning body extends into the slot The pre-positioning of the supporting body can ensure the accurate alignment of the first audio and the second audio, thereby ensuring the audio effect.
  • the bearing conductor includes a bearing surface, and the bearing surface includes a first area and a second area located on the periphery of the first area, the first area is opposite to the notch, and is used to install the first audio Device, the second area is opposite to the middle frame interval of the periphery of the notch and forms a gap, the gap communicates with the sound cavity, the gap is used to connect with outside air, and is used to assist the first audio device and The second audio device realizes its pronunciation function.
  • the space between the middle frame and the display screen is directly used to realize the communication between the sound cavity and the outside world.
  • the ventilation holes of the sound cavity may also be opened on the middle frame.
  • the support body is a flat body stacked on the middle frame, the second audio device is mounted on a plane of the support body facing the notch, and the first Both the audio device and the second audio device are accommodated in the through slot.
  • the second audio device is fixed by the support body and then connected to the middle frame to facilitate assembly, and when the middle frame has a sufficiently thick size, the first audio device and the second audio device The audio devices are all accommodated in the through slot, and the use of the support structure of the flat plate structure will reduce the overall thickness of the screen assembly.
  • the screen assembly further includes a circuit board, and the circuit board may be an auxiliary circuit board electrically connected to the display screen and the audio component, or may be a main circuit board for terminal equipment .
  • the middle frame includes a first surface and a second surface opposite to the first surface, the first surface is opposite to the back of the display screen, and the circuit board is stacked on the second surface,
  • the support body is connected to the middle frame through the circuit board;
  • the through slot includes a first sub-through slot penetrating the first surface and the second surface, and the first sub-through slot penetrating the circuit board A second sub-through slot communicating with the sub-through slot, the second sub-notch being a notch away from the first sub-through slot.
  • the circuit board and the display screen are located on opposite sides of the middle frame, and the sub-pass slot of the circuit board is used as a part of the sound cavity, and the space is fully utilized without destroying the internal design of the screen assembly.
  • the second audio device and the supporting body are connected through a connecting layer, and the supporting body is provided with a guide piece, one end of the guiding piece is electrically connected to the circuit board through the supporting body, and the other end
  • the second audio device is connected to the connection layer.
  • the guide member may be a metal trace attached to the surface of the support toward the circuit board, and the connection layer fixes one end of the metal trace to the second audio device and realizes conduction, thereby achieving the audio device and the circuit board And the connection method does not require additional space.
  • the guide member can be embedded in the support body, further saving space.
  • the middle frame includes a first surface and a second surface opposite to the first surface, and the groove is recessed from the first surface toward the second surface form.
  • This embodiment has a simple structure and is easy to process.
  • the first audio device is fixed on the carrying conductor by double-sided adhesive, dispensing, or spot welding.
  • the carrying conductor is fixed to the back of the display screen by double-sided adhesive, glue dispensing, or spot welding. Among them, the dispensing method is preferred.
  • a metal holding body is formed on the surface of the carrying conductor, the holding body locks the first audio device to the carrying conductor, and the holding body can be improved The vibration amplitude of the first audio device to the carrying conductor.
  • the second audio device is fixed on the support body by pasting or spot welding.
  • the support body is detachably connected to the middle frame through a screw connection.
  • the carrying conductor and the supporting body are made of metal materials or plastic materials, where metal materials, such as steel plates, can ensure the vibration transmission efficiency.
  • This embodiment also provides a terminal device, which includes a housing and the screen assembly, a middle frame and an audio device of the screen assembly are installed inside the housing, and the display screen is installed on the housing and is encapsulated with the housing Middle frame and audio device.
  • the screen assembly described in the embodiment of the present invention fixes the earpiece to the back of the display screen to realize a 100% full-screen design, and has a simple structure; there is no need to make holes in the display screen and the shell of the terminal device, while improving the sealing effect of the shell and reducing Small terminal processing difficulty.
  • FIG. 1 is a schematic plan view of a part of the structure of a screen assembly according to a first embodiment of the present application, which includes a display screen, a middle frame, and audio components;
  • FIG. 2 is an exploded view of the display screen, middle frame and support body of the screen assembly shown in FIG. 1;
  • FIG. 3 is a schematic view of the middle frame and the supporting body of the screen assembly shown in FIG. 1 having positioning bodies;
  • FIG. 4 is a schematic plan view of a partial structure of a screen assembly of a second embodiment of the present application.
  • FIG. 5 is a schematic plan view of a circuit board mounted on the middle frame of the screen assembly shown in FIG. 1;
  • FIG. 6 is a schematic plan view of a partial structure of a screen assembly of a third embodiment of the present application.
  • FIG. 7 is a schematic diagram of the support body of the screen assembly shown in FIG. 1 including a guide body;
  • FIG. 8 is a schematic diagram of the overall structure of the terminal described in this application.
  • Embodiments of the present application provide a screen component and a terminal device having the screen component.
  • the terminal device is, for example, a mobile phone, a tablet computer, or a wearable device.
  • the terminal device in this embodiment uses a mobile phone as an example.
  • the terminal device 100 has a casing 50, a screen assembly, and a circuit board.
  • the display screen is mounted on the casing and encapsulates the middle frame and audio device with the casing.
  • the screen assembly includes a display screen 10, a middle frame 20 connected to the display screen 10, and an audio component (not shown).
  • the middle frame 20 is located in the housing 50 and supports the display screen 10 and the circuit board Encapsulated in the housing 50.
  • the display screen 10 and the casing of the terminal device 100 have no sound holes, the screen occupation is relatively high, and the appearance is neat and beautiful.
  • the display screen 10 includes a display surface 11 and a back surface 12, and the middle frame 20 is supported on the back surface 12 of the display screen 10.
  • the middle frame 20 is provided with a groove A.
  • the groove A includes a groove A1 and a groove bottom wall A2 opposite to the groove A.
  • the groove A1 faces the back surface 12.
  • the display screen is an OLED or LCD display screen, and one side of the display screen is covered with a protective glass.
  • the audio component includes a carrying conductor 31, a first audio device 32, and a second audio device 33.
  • the carrying conductor 31 is stacked on the back 12 of the display screen 10 and is disposed opposite to the notch, and the carrying conductor 31 A sound cavity is formed with the groove A.
  • the first audio device 32 and the second audio device 33 are both located in the sound cavity at opposite intervals, the second audio device 33 is fixed on the groove bottom wall A2, and the first audio device 32 It is fixed on the carrying conductor 31.
  • the audio assembly is placed behind the display screen 10, and sound is generated by the mutual vibration between the first audio device 32 and the second audio device 33, and the first audio device 32 and
  • the bearing conductor 31 connected to the display screen 10 conducts vibration to the display screen 10, and then generates and transmits sound through the vibration of the entire screen; in this way, it is not necessary to specifically set a sound hole on the display screen or the shell of the terminal to improve the screen Proportion, and save the design of the receiver.
  • the screen assembly of the present application directly uses the cooperation of the middle frame 20 and the display screen 10 to form a sound cavity to install the first audio device 32 and the second audio device 33 without additional independent audio structure, which simplifies the process structure.
  • the middle frame 20 is provided with a supporting body 34 and through slots 22 penetrating two opposite surfaces of the middle frame 20.
  • the through slot 22 includes a first sub-notch 221 and a second sub-notch 222 facing and penetrating through the first sub-notch 221, the first sub-notch 221 faces the back surface 12; the support The body 34 covers the second sub-notch 222, the support body 34 and the through-slot 22 form the groove A, and the first sub-notch 221 is the notch.
  • the through slot 22 may be a clearance area of the middle frame 20 itself in the design or an unsupported area located at the edge of the middle frame 20.
  • a space for accommodating audio devices is directly provided on the middle frame 20 to reduce the entire screen
  • the thickness of the component makes full use of the original devices in the terminal equipment, saving the overall thickness and space of the terminal Shenbei.
  • the support body 34 includes a main body 341 and a connecting wall 432 connected to the periphery of the main body 341.
  • a recess 343 is provided on the main body 341.
  • the middle frame 20 is detachably connected, the main body 341 is covered on the second sub-notch 221 of the through slot 22, the concave portion 343 is in docking communication with the through slot 22, and the first audio device 32 is located In the through slot 22, the second audio device 33 is connected to the surface of the recess 343 facing the through slot 22.
  • the support body 34 of this embodiment can assemble the second audio device 33 and the middle frame 20 more stably. In the design of a thin screen assembly, a sufficiently large sound cavity is formed in the limited space with the through slot 22 of the middle frame 20 To ensure that there is enough space for the audio components.
  • the middle frame 20 includes a main body part and a frame (not shown) located at the edge of the main body part, the display screen 10 is mounted on the middle frame, the periphery of the display screen is fixedly connected to the frame, and the main body Partially spaced from the display screen or directly attached to the back of the display screen 10.
  • the middle frame 20 is spaced from the back 12 of the display screen 10 and supports the display screen 10.
  • the middle frame 20 includes a first surface 201 and a second surface 202 disposed opposite to the first surface 201, the first surface 201 is disposed opposite to the back surface 12 of the display screen 10, and the through slot 22 penetrates The first surface 201 and the second surface 202.
  • the first sub-notch 221 is located on the first representation 201
  • the second sub-notch 222 is located on the second surface 202.
  • the main body 341 includes a bottom wall 3411 and a side wall 3412
  • the side wall 3412 is disposed around the periphery of the bottom wall 3411 and forms the recess with the bottom wall 3411
  • the connecting wall 342 is formed by the side wall
  • the free edge of 3412 extends perpendicular to the direction of the side wall 3412.
  • the support body is formed by stamping a steel plate.
  • the second audio device 33 is fixed on the bottom wall 3411, that is, the bottom wall is the bottom wall of the groove A.
  • the support body 34 is substantially a straw hat-shaped structure
  • the concave portion 343 of the main body 341 can be understood that the concave portion is a groove
  • the connecting wall 342 is a plate body surrounding the periphery of the slot of the rectangular groove.
  • the supporting body 34 is mounted on the second surface 202 of the middle frame 20, the opening end of the concave portion 343 is butted with the second sub-notch 222 of the through slot 22, and the concave portion 343 communicates with the through slot 22
  • the groove A is formed, and the surface of the connecting wall 342 that faces the opening of the recess 343 is in contact with and fixed to the second surface 202 of the middle frame.
  • the main body 341 includes a surface
  • the concave portion 343 is recessed in the surface
  • the connecting wall 342 is formed by a side surface of the main body 341 extending around the concave portion 343.
  • the supporting body 34 is detachably connected to the middle frame 20 by screwing.
  • the connecting wall 342 and the middle frame 20 are fixed by screws, that is, the screws penetrate the connecting wall and the middle frame 20 to screw the two.
  • the connection method is not limited to the methods listed in this embodiment.
  • the second audio device 33 is fixed on the support body 34 by pasting or spot welding.
  • the carrying conductor 31 and the supporting body 34 are made of metal materials or plastic materials, where metal materials, such as steel plates, can ensure the vibration transmission efficiency.
  • the carrying conductor 31 is fixed to the back surface 12 of the display screen 10 by means of double-sided adhesive, dispensing, or spot welding. Among them, the dispensing method is preferred.
  • the first audio device 32 is fixed on the carrying conductor 31 by means of double-sided tape, dispensing, or spot welding.
  • the carrying conductor 31 is a steel plate, which is laminated on the back surface 12 of the display screen 10, and the first audio device 32 is fixed on the surface of the carrying conductor 31 facing the middle frame 20.
  • the display screen 10, the bearing body 31, the middle frame 20 and the support 32 are arranged in order to form a layered structure, and the space between the middle frame 20 and the display screen 10 and the rear case of the terminal can be fully utilized to set up the audio device, thereby achieving space saving Cost purpose.
  • the bearing conductor 31 includes a bearing surface 311, and the bearing surface 311 includes a first area and a second area located on the periphery of the first area, the first area is opposite to the notch A1, and is used to install In the first audio device 32, the second area is spaced from the middle frame 20 on the periphery of the notch A1 and forms a gap B, the gap B communicates with the sound cavity, and the gap is used to connect with the outside air. This is to assist the first audio device 32 and the second audio device 33 to realize their pronunciation functions.
  • the space between the middle frame 20 and the display screen 10 is directly used to realize the communication between the sound cavity and the outside world.
  • the vent holes of the sound cavity may also be opened on the middle frame 20.
  • the carrying conductor 31 can be encapsulated at the slot A, saving the overall thickness dimension of the assembly of Zheng Kuang 20 on the display screen 10.
  • a metal holding body is formed on the surface of the carrying conductor 31, and the holding body locks the first audio device to the carrying conductor 31, and the holding body The vibration amplitude of the first audio device 32 on the carrying conductor 31 can be increased.
  • two connecting bodies 345 are symmetrically disposed on the connecting wall 342 toward the surface of the middle frame 20.
  • the middle frame 20 is located on opposite sides of the through slot 22
  • a slot (not shown) is provided, the supporting body 34 is mounted on the middle frame 20, and the positioning body 345 extends into the slot to allow the first audio device 32 and the second audio device 33 relative positioning.
  • the positioning body 345 may be a bar shape or a column shape, which is convenient for being inserted into the hole-shaped slot.
  • the positioning body 345 may be a sheet or a protrusion protruding from the surface of the connecting wall 342.
  • the second audio device 33 is installed in a predetermined position in the concave portion 341 .
  • the distance between the positioning body 345 and the predetermined position is also set with reference to the relative positions of the first audio device 332 and the second audio device 33, the support body 34 is mounted on the middle frame 20, the positioning body When 345 extends into the slot, the supporting body 34 can be pre-positioned, thereby ensuring accurate alignment of the first audio device 332 and the second audio device 33, thereby ensuring audio effects.
  • the support body 35 is a flat body stacked on the middle frame 20, and the second audio device 33 is mounted on the The supporting body 35 faces the plane of the notch A1, that is, the first sub-notch 211, and both the first audio device 32 and the second audio device 33 are accommodated in the through slot 22.
  • the support body 35 is the bottom wall of the groove A, which is directly laminated on the second surface of the middle frame 20, and can be fixed by pasting or screwing; this embodiment
  • the support body 34 is used to fix the second audio device 33 and then connected to the middle frame 20 for easy assembly, and when the middle frame 20 has a sufficiently thick size, the first audio device 32 and the third Both audio devices 33 are accommodated in the through slot 22, and the use of a flat support 35 reduces the thickness of the screen assembly.
  • the screen assembly includes a circuit board, please refer to FIG. 5, taking the first embodiment as an example, the circuit board 40 is stacked on the second surface 202, and the support 34 is connected to the middle frame 20 through the circuit board 40; the through slot 22 includes a first sub-through slot 22A penetrating the first surface 201 and the second surface 202, and an The second sub-through slot 41 communicated with the first sub-through slot 22A, and the second sub-notch 222 is a slot where the second sub-through slot 41 is away from the first sub-through slot 22.
  • the support body 34 is laminated on the surface of the circuit board 40 facing away from the middle frame 20, and is fixed to the middle frame by screws through the connection wall 342 and the circuit board 40.
  • the support body 34 can be Directly fixed on the circuit board 40, the circuit board 40 is fixed to the middle frame 20, the circuit board and the display screen 10 are located on opposite sides of the middle frame 20, the middle frame 20 is supported inside the terminal device , And use the sub-channel 22A of the circuit board 20 as part of the sound cavity, and make full use of the space without destroying the internal design of the terminal.
  • the middle frame 20 includes a first surface 201 and a second surface 202 opposite to the first surface 201, and the groove A is formed by the first
  • the surface 201 is formed concavely toward the second surface 202.
  • the audio device of this embodiment directly utilizes the space of the middle frame, which has a simple structure and is easy to process.
  • the second audio device 33 and the support body 34 are connected through a connection layer 331, and a guide member C is provided on the support body 34, and one end of the guide member C passes through the support body 34
  • the circuit board 40 is electrically connected, and the other end is located in the connection layer 331 and connected to the second audio device 33.
  • the connection layer 331 may be glue, double-sided adhesive, or the like.
  • the guide member C may be a metal trace attached to the surface of the support body 34 facing the circuit board 40, and the connection layer C fixes one end of the metal trace to the second audio device 33 and realizes conduction, thereby achieving
  • the audio device is connected to the circuit board 40, and the connection method does not require additional space.
  • the guide member can be embedded in the support body 34 to further save space.
  • the screen assembly described in the embodiment of the present invention fixes the earpiece to the back of the display screen 10, and realizes a 100% full-screen design with a simple structure; there is no need to make holes in the display screen and the screen assembly shell, while improving the shell sealing effect and Reduce the difficulty of processing screen components.

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Abstract

一种屏幕组件以及具有所述屏幕组件的终端设备（100），所述屏幕组件包括显示屏（10）、与所述显示屏（10）连接的中框（20）以及音频组件，所述显示屏（10）包括显示面（11）和背面（12），所述中框（20）支撑于所述显示屏（10）背面（12）；所述中框（20）上设有凹槽（A），所述凹槽（A）包括槽口（A1）及与所述凹槽（A）相对的槽底壁（A2），所述槽口（A1）朝向所述背面（12）；所述音频组件包括承载导体（31）、第一音频器件（32）及第二音频器件（33），所述承载导体（31）层叠于所述显示屏（10）的背面（12）并与所述槽口（A1）相对设置，所述承载导体（31）与所述凹槽（A）围成一音腔；所述第一音频器件（32）与所述第二音频器件（33）均位于所述音腔内且间隔相对，所述第二音频器件（33）固定于所述槽底壁（A2）上，所述第一音频器件（32）固定于所述承载导体（31）上。

Description

一种屏幕组件及终端设备 技术领域
本发明涉及电子设备相关技术领域，尤其涉及一种屏幕组件以及具有该屏幕组件的终端。
背景技术
由于市场需求，现有的终端的屏占比已经成为各生产商竞相追逐的核心，现有技术中，为了实现大显示屏幕，通过对手机等终端屏幕进行异形切割，留出一块刘海状的边框放置需要开孔的摄像头、听筒及传感器等器件。比如音频器件，设置在屏幕上的刘海位置或者是在边框和屏幕的连接处留出通孔供声音传递，在屏幕上的刘海这样的结构依然是无法实现百分百的全面屏，而在边框开孔增加设计及加工难度。
发明内容
本发明实施例提供一种屏幕组件，可以提高终端设备的屏占比，以实现有百分百的全面屏设计。
本申请还提供一种终端设备，包括所述的屏幕组件。
本实施例提供的屏幕组件，包括显示屏、与所述显示屏连接的中框以及音频组件，所述显示屏包括显示面和背面，所述中框支撑于所述显示屏背面；所述中框上设有凹槽，所述凹槽包括槽口及与所述凹槽相对的槽底壁，所述槽口朝向所述背面；
所述音频组件包括承载导体、第一音频器件及第二音频器件，所述承载导体层叠于所述显示屏的背面并与所述槽口相对设置，所述承载导体与所述凹槽围成一音腔；所述第一音频器件与所述第二音频器件均位于所述音腔内且间隔相对，所述第二音频器件固定于所述槽底壁上，所述第一音频器件固定于所述承载导体上。
本实施例所述的屏幕组件，将音频组件设于所述显示屏的背后，通过第一音频器件与第二音频器件之间的相互震动产生声音，并且通过第一音频器件与所述显示屏连接的承载导体将震动传导至显示屏上，再通过整个屏幕的震动来产生并传导声音；如此不需要在屏幕上或者终端设备的外壳上特意设置发声孔，提高屏占比，而且节省了听筒的设计。同时，本申请的屏幕组件直接采用中框与显示屏的配合来形成音腔来安装第一音频器件及第二音频器件，无需额外设置独立的音频结构，简化了工艺结构，节省具有所述屏幕组件的终端设备内部空间。
进一步的，所述中框上设有支撑体以及贯穿所述中框两个相对表面的通槽，所述通槽包括第一子槽口与所述第一子槽口向对并贯通的第二子槽口，所述第一子槽口朝向所述背面；所述支撑体盖于所述第二子槽口，所述支撑体与所述通槽形成所述凹槽，所述第一子槽口为所述槽口。本申请中，所述通槽可以是中框自身在设计中的净空区或者位于中框边缘的非支撑区域，直接在中框上设置容纳音频器件的空间，充分利用了屏幕组件内原有的器件，可以减小屏幕组件厚度尺寸。
本申请的第一实施例中，所述支撑体包括主体和连接于所述主体周缘的连接壁，所述 主体上设有凹部，所述连接壁与所述中框可拆卸的连接，所述主体罩于所述通槽的第二槽口上，所述凹部与所述通槽对接连通，所述第一音频器件位于所述通槽内，所述第二音频器件连接于所述凹部朝向所述通槽的表面。本实施例的支撑体可以更稳固的将第二音频器件与中框组装，在薄型化的终端设备设计中，屏幕组件在有限的空间内与中框的通槽形成足够大的音腔，保证音频组件有足够的空间。
其中，所述主体包括底壁和侧壁，所述侧壁围绕所述底壁周缘设置并与所述底壁形成所述凹部，所述连接壁由所述侧壁的自由端周缘垂直于所述侧壁方向延伸形成；或者，所述主体包括表面，所述凹部凹设于所述表面内，所述连接壁由所述主体的侧面延伸形成。
其中，所述连接壁上朝向所述中框的表面延伸有两个对称设置定位体，所述中框上位于所述通槽的相对两侧设有插槽，所述支撑体装于所述中框上，所述定位体伸入所述插槽，以使所述第一音频器件和第二音频器件相对定位。具体的，所述定位体可以是凸出所述连接壁表面的薄片或者凸起，支撑体装于所述中框之前将所述第二音频器件装于所述凹部内预定的位置，所述定位体与所述预定位置的距离也是参照第一音频与第二音频相对位置而设定，所述支撑体装于所述中框上，所述定位体伸入所述插槽，即可以对所述支撑体进行预定位，进而可以保证第一音频与第二音频的精确对准，进而确保音频效果。
进一步的，所述承载导体包括承载面，所述承载面包括第一区域和位于第一区域周缘第二区域，所述第一区域与所述槽口相对，用于装设所述第一音频器件，所述第二区域与所述槽口周缘的中框间隔相对并形成间隙，所述间隙与所述音腔连通，间隙用于与外界空气连接，用于辅助所述第一音频器件和第二音频器件实现其发音功能。本实施例中，直接利用中框与显示屏之间的间隔来实现音腔与外界的连通，在其他实施方式中，所述音腔的通气孔也可以在中框上开设。
本申请的第二实施例中，所述支撑体为层叠在所述中框上的平板体，所述第二音频器件装于所述支撑体朝向所述槽口的平面上，所述第一音频器件和所述第二音频器件均收容于所述通槽内。本实施例中，利用所述支撑体将第二音频器件固定后再与所述中框连接，便于组装，而且在中框有足够厚的尺寸时，所述第一音频器件和所述第二音频器件均收容于所述通槽内，使用平板结构的支撑体会减小屏幕组件的整体厚度。
进一步的，在上述施例的基础上，所述屏幕组件还包括电路板，所述电路板可以是与显示屏、音频组件电连接的辅助电路板，也可以是用于终端设备的主电路板。所述中框包括第一表面和与所述第一表面相对设置的第二表面，所述第一表面与所述显示屏的背面相对设置，所述电路板层叠于所述第二表面上，所述支撑体通过所述电路板与所述中框连接；所述通槽包括贯穿所述第一表面和第二表面的第一子通槽，和贯穿所述电路板的与所述第一子通槽连通的第二子通槽，所述第二子槽口为所述第二子通槽远离第一子通槽的槽口。所述电路板与显示屏位于中框相对两侧，并将电路板的子通槽作为部分音腔，在不破坏屏幕组件内部设计的同时充分利用空间。
其中，所述第二音频器件与所述支撑体通过连接层连接，所述支撑体上设有导接件，所述导接件一端通过所述支撑体与所述电路板电连接，另一端位于所述连接层内与所述第二音频器件连接。所述导接件可以是贴于所述支撑体朝向电路板表面的金属走线，所述连接层将金属走线的一端与第二音频器件固定并实现导通，进而实现音频器件与电路板的导 通，而且该连接方式不需要占用额外空间。当然，所述导接件可以嵌设在所述支撑体内，进一步节省空间。
本申请的第三实施例中，所述中框包括第一表面和与所述第一表面相对设置的第二表面，所述凹槽由所述第一表面向所述第二表面方向凹设形成。本实施例结构简单，便于加工。
以上所述实施例中，所述第一音频器件通过双面胶、点胶方式，或者点焊方式固定于所述承载导体上。
其中，所述承载导体通过双面胶、点胶方式，或者点焊方式固定于所述显示屏的背面。其中，优选为点胶方式。
进一步的，在实施方式中，所述承载导体的表面上形成有金属卡持体，所述卡持体将所述第一音频器件锁紧于所述承载导体上，所述卡持体可以提高所述第一音频器件对所述承载导体的震动幅度。
其中，所述第二音频器件通过粘贴方式或者点焊方式固定于所述支撑体上。所述支撑体通过螺接方式与所述中框可拆卸的连接。
进一步的，所述承载导体和所述支撑体为金属材料制成或者塑料材质制成，其中金属材料，比如钢板，可以保证震动传动效率。
本实施例还提供一种终端设备，包括外壳及所述的屏幕组件，所述屏幕组件的中框和音频器件装于所述外壳内部，所述显示屏装于所述外壳上并与外壳封装中框和音频器件。
本发明实施例所述的屏幕组件将听筒固定于显示屏的背面实现百分百全面屏设计，结构简单；无需在显示屏和终端设备的壳体上开孔，同时提高壳体密封效果以及减小终端加工难度。
附图说明
图1是本申请第一实施例的屏幕组件的部分结构平面示意图，其中，包括了显示屏、中框及音频组件；
图2是图1所示的屏幕组件的显示屏、中框及支撑体的分解图；
图3是图1所示的屏幕组件的中框和支撑体具有定位体的示意图；
图4是本申请第二实施例的屏幕组件的部分结构平面示意图；
图5是图1所示的屏幕组件的中框上装有电路板的平面示意图；
图6是本申请的第三实施例的屏幕组件的部分结构平面示意图；
图7是图1所示的屏幕组件的支撑体包含导接体的示意图；
图8是本申请所述的终端整体结构示意图。
具体实施方式
下面将结合本发明实施方式中的附图，对本发明实施方式中的技术方案进行清楚、完整地描述。
本申请实施例提供一种屏幕组件及具有该屏幕组件的终端设备，所述终端设备为如手机、平板电脑或者穿戴设备。本实施例中的终端设备以手机为例，请参阅图1与图8，所 述终端设备100外壳50、屏幕组件及电路板，所述屏幕组件的中框和音频器件装于所述外壳内部，所述显示屏装于所述外壳上并与外壳封装中框和音频器件。所述屏幕组件包括显示屏10、与所述显示屏10连接的中框20以及音频组件(图未标)，所述中框20位于所述壳体50内，并支撑显示屏10和电路板于所述壳体50封装。所述终端设备100的显示屏10和外壳无任何音孔，屏占比较高，且外观整洁美观。续参图1，本实施例中，所述显示屏10包括显示面11和背面12，所述中框20支撑于所述显示屏10的背面12。所述中框20上设有凹槽A，所述凹槽A包括槽口A1及与所述凹槽A相对的槽底壁A2，所述槽口A1朝向所述背面12。所述显示屏为OLED或者LCD显示屏，其显示画面的一侧覆盖有保护玻璃。
所述音频组件包括承载导体31、第一音频器件32及第二音频器件33，所述承载导体31层叠于所述显示屏10的背面12并与所述槽口相对设置，所述承载导体31与所述凹槽A围成一音腔。所述第一音频器件32与所述第二音频器件33均位于所述音腔内且间隔相对，所述第二音频器件33固定于所述槽底壁A2上，所述第一音频器件32固定于所述承载导体31上。
本实施例所述的屏幕组件，将音频组件设于所述显示屏10的背后，通过第一音频器件32与第二音频器件33之间的相互震动产生声音，并且通过第一音频器件32与所述显示屏10连接的承载导体31将震动传导至显示屏10上，再通过整个屏幕的震动来产生并传导声音；如此不需要在显示屏上或者终端的外壳上特意设置发声孔，提高屏占比，而且节省了听筒的设计。同时，本申请的屏幕组件直接采用中框20与显示屏10的配合来形成音腔来安装第一音频器件32及第二音频器件33，无需额外设置独立的音频结构，简化了工艺结构。
本申请第一实施例中，如图1和图2，所述中框20上设有支撑体34以及贯穿所述中框20两个相对表面的通槽22。所述通槽22包括第一子槽口221与所述第一子槽口221向对并贯通的第二子槽口222，所述第一子槽口221朝向所述背面12；所述支撑体34盖于所述第二子槽口222，所述支撑体34与所述通槽22形成所述凹槽A，所述第一子槽口221为所述槽口。本实施例中，所述通槽22可以是中框20自身在设计中的净空区或者位于中框20边缘的非支撑区域，直接在中框20上设置容纳音频器件的空间，可减少整个屏幕组件的厚度，充分利用了终端设备内原有的器件，节省终端沈北整体厚度及空间。
如图2，本申请第一实施例中，所述支撑体34包括主体341和连接于所述主体341周缘的连接壁432，所述主体341上设有凹部343，所述连接壁与所述中框20可拆卸的连接，所述主体341罩于所述通槽22的第二子槽口221上，所述凹部343与所述通槽22对接连通，所述第一音频器件32位于所述通槽22内，所述第二音频器件33连接于所述凹部343朝向所述通槽22的表面。本实施例的支撑体34可以更稳固的将第二音频器件33与中框20组装，在薄型化的屏幕组件设计中，有限的空间内与中框20的通槽22形成足够大的音腔，保证音频组件有足够的空间。
具体的，所述中框20包括主体部分和位于主体部分边缘的边框(图未示)，所述显示屏10装于所述中框上，显示屏周缘与所述边框固定连接，所述主体部分与所述显示屏间隔相对或者直接贴合与所述显示屏10的背面。本实施例中，所述中框20与所述显示屏10的 背面12间隔相对并支撑所述显示屏10。所述中框20包括第一表面201和与所述第一表面201相对设置的第二表面202，所述第一表面201与所述显示屏10的背面12相对设置，所述通槽22贯穿第一表面201和第二表面202。所述第一子槽口221位于所述第一表现201上，所述第二子槽口222位于第二表面202上。
其中，所述主体341包括底壁3411和侧壁3412，所述侧壁3412围绕所述底壁3411周缘设置并与所述底壁3411形成所述凹部，所述连接壁342由所述侧壁3412的自由端周缘垂直于所述侧壁3412方向延伸形成。本实施例中所述支撑体为钢板冲压形成。所述第二音频器件33固定于所述底壁3411上，即所述底壁就是所述凹槽A的槽底壁。具体的，所述支撑体34大致为草帽状结构，所述主体341的凹部343可以理解为所述凹部为一凹槽，所述连接壁342为围绕在矩形凹槽槽口周缘的板体。所述支撑体34装于所述中框20的第二表面202上，所述凹部343的开口端与通槽22的第二子槽口222对接，所述凹部343与所述通槽22连通并形成所述凹槽A，所述连接壁342的与凹部343开口朝向相同的表面与所述中框的第二表面202抵接并固定。在其它实施方式中，所述主体341包括表面，所述凹部343凹设于所述表面内，所述连接壁342由所述主体341的侧面围绕所述凹部343延伸形成。
本实施例中，所述支撑体34通过螺接方式与所述中框20可拆卸的连接。具体的，所述连接壁342与所述中框20通过螺钉固定，即螺钉贯穿所述连接壁和所述中框20将两者螺接。当然，连接方式不限于本实施例所列举的方式。其中，所述第二音频器件33通过粘贴方式或者点焊方式固定于所述支撑体34上。
本实施例中，所述承载导体31和所述支撑体34为金属材料制成或者塑料材质制成，其中金属材料，比如钢板，可以保证震动传动效率。其中，所述承载导体31通过双面胶、点胶方式，或者点焊方式固定于所述显示屏10的背面12。其中，优选为点胶方式。所述第一音频器件32通过双面胶、点胶方式，或者点焊方式固定于所述承载导体31上。本实施例中，承载导体31为钢板，其层叠于所述显示屏10的背面12所述第一音频器件32固定于所述承载导体31朝向中框20的表面上，本实施例中的所述显示屏10、承载本体31、中框20及支撑体32依次设置构成层叠式结构，可以充分利用中框20与显示屏10及终端后壳配合的空间来设置音频器件，进而达到节省空间和成本的目的。
进一步的，所述承载导体31包括承载面311，所述承载面311包括第一区域和位于第一区域周缘第二区域，所述第一区域与所述槽口A1相对，用于装设所述第一音频器件32，所述第二区域与所述槽口A1周缘的中框20间隔相对并形成间隙B，所述间隙B与所述音腔连通，间隙用于与外界空气连接，用于辅助所述第一音频器件32和第二音频器件33实现其发音功能。本实施例中，直接利用中框20与显示屏10之间的间隔来实现音腔与外界的连通，在其他实施方式中，所述音腔的通气孔也可以在中框20上开设。当然，所述承载导体31可以封装在所述槽口A处，节省郑匡20于显示屏10装配的整体厚度尺寸。
进一步的，在实施方式中，所述承载导体31的表面上形成有金属卡持体，所述卡持体将所述第一音频器件锁紧于所述承载导体31上，所述卡持体可以提高所述第一音频器件32对所述承载导体31的震动幅度。
请参阅图3，本实施例中，所述连接壁342上朝向所述中框20的表面延伸有两个对称 设置定位体345，所述中框20上位于所述通槽22的相对两侧设有插槽(图未标)，所述支撑体34装于所述中框20上，所述定位体345伸入所述插槽，以使所述第一音频器件32和第二音频器件33相对定位。具体的，所述定位体345可以是条状或者柱状，便于与孔状的插槽插接。所述定位体345可以是凸出所述连接壁342表面的薄片或者凸起，支撑体34装于所述中框20之前将所述第二音频器件33装于所述凹部341内预定的位置，所述定位体345与所述预定位置的距离也是参照第一音频器件332与第二音频器件33相对位置而设定，所述支撑体34装于所述中框20上，所述定位体345伸入所述插槽，即可以对所述支撑体34进行预定位，进而可以保证第一音频器件332与第二音频器件33的精确对准，进而确保音频效果。
请参阅图4，本申请的第二实施例中，与上述实施例不同的是所述支撑体35为层叠在所述中框20上的平板体，所述第二音频器件33装于所述支撑体35朝向所述槽口A1即第一子槽口211的平面上，所述第一音频器件32和所述第二音频器件33均收容于所述通槽22内。本实施例中，所述支撑体35为所述凹槽A的槽底壁，其直接层叠在所述中框20的第二表面上机了，可以通过粘贴或者螺接方式固定；本实施例中利用所述支撑体34将第二音频器件33固定后再与所述中框20连接，便于组装，而且在中框20有足够厚的尺寸时，所述第一音频器件32和所述第二音频器件33均收容于所述通槽22内，使用平板的支撑体35会减小屏幕组件的厚度尺寸。
进一步的，上述任一实施例中，所述屏幕组件包括电路板，请参阅图5，以第一实施例为例，所述电路板40层叠于所述第二表面202上，所述支撑体34通过所述电路板40与所述中框20连接；所述通槽22包括贯穿所述第一表面201和第二表面202的第一子通槽22A，和贯穿所述电路板40的与所述第一子通槽22A连通的第二子通槽41，所述第二子槽口222为所述第二子通槽41远离第一子通槽22的槽口。所述支撑体34层叠在所述电路板40背向所述中框20的表面上，并通过螺钉穿过所述连接壁342及电路板40与中框固定，当然，所述支撑体34可以直接固定在所述电路板40上，所述电路板40是与所述中框20固定的，所述电路板与显示屏10位于中框20相对两侧由中框20支撑在终端设备的内部，并将电路板20的子通槽22A作为部分音腔，在不破坏终端内部设计的同时充分利用空间。
请参阅图6，本申请的第三实施例中，所述中框20包括第一表面201和与所述第一表面201相对设置的第二表面202，所述凹槽A由所述第一表面201向所述第二表面202方向凹设形成。本实施例的音频器件直接利用中框的自身空间，结构简单，便于加工。
请参阅图7，所述第二音频器件33与所述支撑体34通过连接层331连接，所述支撑体34上设有导接件C，所述导接件C一端通过所述支撑体34与所述电路板40电连接，另一端位于所述连接层331内与所述第二音频器件33连接。所述连接层331可以是点胶、双面胶等。所述导接件C可以是贴于所述支撑体34朝向电路板40表面的金属走线，所述连接层C将金属走线的一端与第二音频器件33固定并实现导通，进而实现音频器件与电路板40的导通，而且该连接方式不需要占用额外空间。当然，所述导接件可以嵌设在所述支撑体34内，进一步节省空间。
本发明实施例所述的屏幕组件将听筒固定于显示屏10的背面，实现百分百全面屏设计，结构简单；无需在显示屏和屏幕组件壳体上开孔，同时提高壳体密封效果以及减小屏幕组 件加工难度。
以上是本发明实施例的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明实施例原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也视为本发明实施例的保护范围。

Claims (16)

  1. 一种屏幕组件，其特征在于，包括显示屏、与所述显示屏连接的中框以及音频组件，所述显示屏包括显示面和背面，所述中框支撑于所述显示屏背面；
    所述中框上设有凹槽，所述凹槽包括槽口及与所述凹槽相对的槽底壁，所述槽口朝向所述背面；
    所述音频组件包括承载导体、第一音频器件及第二音频器件，所述承载导体层叠于所述显示屏的背面并与所述槽口相对设置，所述承载导体与所述凹槽围成一音腔；
    所述第一音频器件与所述第二音频器件均位于所述音腔内且间隔相对，所述第二音频器件固定于所述槽底壁上，所述第一音频器件固定于所述承载导体上。
  2. 如权利要求1所述的屏幕组件，其特征在于，所述中框上设有支撑体以及贯穿所述中框两个相对表面的通槽，所述通槽包括第一子槽口与所述第一子槽口向对并贯通的第二子槽口，所述第一子槽口朝向所述背面；所述支撑体盖于所述第二子槽口，所述支撑体与所述通槽形成所述凹槽，所述第一子槽口为所述槽口。
  3. 如权利要求2所述的屏幕组件，其特征在于，所述支撑体为层叠在所述中框上的平板体，所述第二音频器件装于所述支撑体朝向所述槽口的平面上，所述第一音频器件和所述第二音频器件均收容于所述通槽内。
  4. 如权利要求2所述的屏幕组件，其特征在于，所述支撑体包括主体和连接于所述主体周缘的连接壁，所述主体上设有凹部，所述连接壁与所述中框可拆卸的连接，所述主体罩于所述通槽的第二槽口上，所述凹部与所述通槽对接连通，所述第一音频器件位于所述通槽内，所述第二音频器件连接于所述凹部朝向所述通槽的表面。
  5. 如权利要求4所述的屏幕组件，其特征在于，所述主体包括底壁和侧壁，所述侧壁围绕所述底壁周缘设置并与所述底壁形成所述凹部，所述连接壁由所述侧壁的自由端周缘垂直于所述侧壁方向延伸形成；或者，
    所述主体包括表面，所述凹部凹设于所述表面内，所述连接壁由所述主体的侧面延伸形成。
  6. 如权利要求4所述的屏幕组件，其特征在于，所述连接壁上朝向所述中框的表面延伸有两个对称设置定位体，所述中框上位于所述通槽的相对两侧设有插槽，所述支撑体装于所述中框上，所述定位体伸入所述插槽，以使所述第一音频器件和第二音频器件相对定位。
  7. 如权利要求1-6任一项所述的屏幕组件，其特征在于，所述承载导体包括承载面，所述承载面包括第一区域和位于第一区域周缘第二区域，所述第一区域与所述槽口相对， 用于装设所述第一音频器件，所述第二区域与所述槽口周缘的中框间隔相对并形成间隙，所述间隙与所述音腔连通。
  8. 如权利要求1-7任一项所述的屏幕组件，其特征在于，所述屏幕组件包括电路板，所述中框包括第一表面和与所述第一表面相对设置的第二表面，所述第一表面与所述显示屏的背面相对设置，所述电路板层叠于所述第二表面上，所述支撑体通过所述电路板与所述中框连接；所述通槽包括贯穿所述第一表面和第二表面的第一子通槽，和贯穿所述电路板的与所述第一子通槽连通的第二子通槽，所述第二子槽口为所述第二子通槽远离第一子通槽的槽口。
  9. 如权利要求8所述的屏幕组件，其特征在于，所述第二音频器件与所述支撑体通过连接层连接，所述支撑体上设有导接件，所述导接件一端通过所述支撑体与所述电路板电连接，另一端位于所述连接层内与所述第二音频器件连接。
  10. 如权利要求1所述的屏幕组件，其特征在于，所述中框包括第一表面和与所述第一表面相对设置的第二表面，所述凹槽由所述第一表面向所述第二表面方向凹设形成。
  11. 如权利要求1-8任一项所述的屏幕组件，其特征在于，所述第一音频器件通过双面胶、点胶方式，或者点焊方式固定于所述承载导体上；
    所述承载导体通过双面胶、点胶方式，或者点焊方式固定于所述显示屏的背面。
  12. 如权利要求1-8任一项所述的屏幕组件，其特征在于，所述承载导体的表面上形成有金属卡持体，所述卡持体将所述第一音频器件锁紧于所述承载导体上。
  13. 如权利要求1-8任一项所述的屏幕组件，其特征在于，所述第二音频器件通过粘贴方式或者点焊方式固定于所述支撑体上。
  14. 如权利要求1-8任一项所述的屏幕组件，其特征在于，所述支撑体通过螺接方式与所述中框可拆卸的连接。
  15. 如权利要求1-8任一项所述的屏幕组件，其特征在于，所述承载导体为金属材料制成。
  16. 一种终端设备，其特征在于，包括外壳及如权利要求1-15任一项所述的屏幕组件，所述屏幕组件的中框和音频器件装于所述外壳内部，所述显示屏装于所述外壳上并与外壳封装中框和音频器件。
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