WO2020151680A1 - 一种条形音箱 - Google Patents

一种条形音箱 Download PDF

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Publication number
WO2020151680A1
WO2020151680A1 PCT/CN2020/073331 CN2020073331W WO2020151680A1 WO 2020151680 A1 WO2020151680 A1 WO 2020151680A1 CN 2020073331 W CN2020073331 W CN 2020073331W WO 2020151680 A1 WO2020151680 A1 WO 2020151680A1
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WO
WIPO (PCT)
Prior art keywords
circuit board
shell
groove structure
speaker
sound
Prior art date
Application number
PCT/CN2020/073331
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English (en)
French (fr)
Inventor
黄萍华
何彩虹
Original Assignee
深圳市赛源电子有限公司
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.)
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Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=67642518&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2020151680(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 深圳市赛源电子有限公司 filed Critical 深圳市赛源电子有限公司
Publication of WO2020151680A1 publication Critical patent/WO2020151680A1/zh
Priority to US17/368,105 priority Critical patent/US20210337289A1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
    • H04R2201/028—Structural combinations of loudspeakers with built-in power amplifiers, e.g. in the same acoustic enclosure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07—Applications of wireless loudspeakers or wireless microphones

Definitions

  • the utility model relates to the technical field of sound box equipment, in particular to a sound bar.
  • the purpose of the present invention is to provide a sound bar, which can solve the technical problems of large space occupation and more connections in the existing speaker equipment.
  • the utility model adopts the following technical solutions:
  • a sound bar includes a circuit board module, a speaker, and a sound cavity housing.
  • the speaker is mounted on the sound cavity housing.
  • the sound cavity housing includes a front shell and a rear shell.
  • a first groove structure is provided on the lower back of the rear case
  • the circuit board module includes a circuit board
  • the circuit board includes an audio interface unit, an audio processing unit, and a power amplifying unit connected in sequence.
  • the output of the power amplifying unit The terminal is connected to the input terminal of the speaker, and the audio interface unit includes a wired audio interface circuit and/or a wireless audio interface circuit.
  • a second groove structure is provided on the upper rear of the rear shell, the circuit board module further includes a fixed shell, the circuit board module is located in the second groove structure, and the The second groove structure is adapted.
  • the depth of the first groove structure is greater than the height.
  • an interface hole is provided at the rear of the fixed shell, and the fixed shell of the circuit board module is L-shaped and fits with the second groove structure.
  • the second groove structure and the fixing shell are respectively provided with corresponding screw fixing posts and screw fixing holes, and the circuit board module is fixed in the second groove structure by screws.
  • the circuit board module further includes a shielding sheet, a first sinking platform is provided behind the fixed shell, the screw fixing holes are provided in the first sinking platform, and the interface of the fixed shell The hole is arranged in the first sinking platform, and the shielding sheet is attached to the outside of the first sinking platform.
  • the second groove structure is provided with a positioning step, and the positioning step and the fixed shell are respectively provided with corresponding positioning holes and positioning posts.
  • the present invention also includes a speaker mounting screw, the speaker is provided with a mounting hole, the speaker mounting screw passes through the mounting hole of the front shell and the speaker, and fixes the front shell and the speaker on the rear shell together.
  • a second sinking platform is provided on the front side of the front shell, and the loudspeaker is installed on the second sinking platform from front to back.
  • the angle between the front surface and the bottom surface of the sound cavity shell is less than 90 degrees.
  • a sound bar provided by the present invention includes a circuit board module, a speaker, and a sound cavity shell.
  • the speaker is mounted on the sound cavity shell, and the sound cavity shell includes A front shell and a rear shell, a first groove structure is provided under the rear shell, the circuit board module includes a circuit board, and the circuit board includes an audio interface unit, an audio processing unit, and a power amplifier unit connected in sequence, The output end of the power amplifier unit is connected to the input end of the speaker.
  • the audio interface unit includes a wired audio interface circuit and/or a wireless audio interface circuit. It adopts a bar-shaped speaker design and can be placed by setting a groove structure. Below the display, the appearance is small and space-saving, achieving the effect of invisible speakers, reducing the installation requirements of the speakers, and its connection structure is simple, and it can also be connected to a mobile phone or computer through a wireless connection, which is convenient to use.
  • Figure 1 is a structural diagram of the sound bar provided by the utility model from a first angle
  • Figure 2 is a second angle structural diagram of the sound bar provided by the utility model
  • Figure 3 is a structural diagram of the fixed shell of the circuit board module of the sound bar provided by the utility model
  • Figure 4 is a schematic structural diagram of three embodiments of the first grooves a, b, and c of the sound bar provided by the utility model;
  • Figure 5 is a structural diagram of the soundbar provided by the utility model without a circuit board module
  • Figure 6 is a structural diagram of the fixed shell of the circuit board module of the sound bar provided by the utility model with a shielding sheet;
  • Fig. 7 is a structural diagram of the fixed shell of the circuit board module of the sound bar provided by the utility model without a shielding sheet;
  • Fig. 8 is a flow chart of the working principle of the circuit board module of the sound bar provided by the utility model.
  • a component when referred to as being “mounted on”, “fixed on” or “installed on” another component, it can be directly on the other component or there may be a centering component at the same time.
  • a component When a component is said to be “connected” to another component, it can be directly connected to the other component or there may be a central component at the same time.
  • the sound bar includes a circuit board module (not labeled in the figure), a speaker 2, a sound cavity shell
  • the loudspeaker 2 is mounted on the sound cavity housing, and the sound cavity housing includes a front housing 31 and a rear housing 32.
  • a first groove structure 33 is provided on the lower rear of the rear housing 32, and the circuit
  • the board module includes a circuit board, the circuit board includes an audio interface unit, an audio processing unit, and a power amplifying unit connected in sequence, and the output of the power amplifying unit is connected to the input of the speaker.
  • the circuit board module and the speaker 2 are integrated and arranged on the sound cavity shell, simplifying the installation structure.
  • the circuit board module receives the audio signal transmitted from the external device.
  • the audio signal is received through the audio interface unit, and then the audio signal is converted by the audio processing unit, and then the processed audio is amplified by the power amplifier unit, and then the speaker is driven to sound, and the audio is played.
  • the sound bar provided by the present utility model has a second groove structure 34 provided on the upper rear of the rear shell 32, the circuit board module includes a fixed shell 11, and The circuit board module is located in the second groove structure and is adapted to the second groove structure.
  • the cross section of the first groove structure 33 can be a triangle or a polygon.
  • a is a structure with a triangular cross section
  • b is a structure with a quadrilateral cross section
  • c is a belt cross section.
  • the chamfered quadrilateral structure, and the first groove structure 33 can only be seen from the rear of the sound box, but not from the front of the sound box, so as not to affect the appearance of the product, the second groove structure 34 is L-shaped Set up for easy installation.
  • the depth dimension of the first groove structure 33 is greater than its height dimension. Since the display base is flat, this design can hide the sound bar to the maximum extent under the display, simplifying the structure and saving space. So as to achieve the effect of invisible speakers.
  • the audio interface unit includes a wireless audio interface circuit
  • the wireless audio interface circuit uses a Bluetooth chip to communicate wirelessly with a mobile phone or a computer
  • the circuit board module Located in the second groove structure 34, the fixing shell 13 of the circuit board module is L-shaped and fits with the second groove structure 34.
  • the Bluetooth chip used in the wireless audio interface circuit is preferably the most mature and stable Bluetooth 4.2 or 5.0 at present, and the AC69 series (such as AC6925A) Bluetooth chip is used to ensure fast transmission and lower power consumption, ensuring the transmission connection Stability and diversity also saves the trouble of wiring.
  • the second groove structure 34 is located in the middle of the sound cavity housing 3 to accommodate the circuit board module, and the fixed housing 13 of the road board module passes The screw is fixed in the second groove structure 34, and the fixed shell 13 is also provided with a control button 131.
  • the control button 131 includes a switch button for controlling the speaker switch, a volume adjustment button for adjusting the volume, and a pause Button, its operation is simple, the control is more convenient and quick.
  • the second groove structure 34 and the fixing shell 13 are respectively provided with corresponding screw fixing posts 4 and screw fixing holes 5, and the circuit board module is fixed to the first by screws.
  • the fixing is more convenient and quicker, the installation is firmer, and it is not easy to fall and be damaged.
  • the circuit board module further includes a shielding sheet 6, a first sinking platform (not shown) is provided behind the fixed shell 13, and the screws
  • the fixing hole 5 is provided in the first sinking platform
  • the interface hole 7 of the fixed shell is provided in the first sinking platform
  • the shielding sheet 6 is attached to the outside of the first sinking platform.
  • the screw fixing hole 5 is provided in the first sinking table for easy disassembly and assembly
  • the interface hole 7 of the fixed shell is also provided in the first sinking table for easy fixing during connection and installation.
  • the shielding sheet 6 is attached to The outside of the sinking table, and this design can block the screw fixing hole 5, or block the interface hole 7 of the fixed shell and the unused interface hole, making the appearance look neater and more beautiful.
  • the second groove structure 34 is provided with a positioning step 35, and the positioning step 35 and the fixed shell 13 are respectively provided with a corresponding positioning hole 36 and a positioning post 37.
  • the positioning step 35, the positioning hole 36 and the positioning post 37 are more conducive to positioning during installation, facilitate the installation steps, and simplify the installation process.
  • the speaker 2 is provided with mounting holes, and the speaker mounting screws pass through the mounting holes of the front shell 31 and the speaker 2 to fix the front shell 31 and the speaker 2 together on the rear shell 32 , Make the installation of the speaker more stable and firm, not easy to fall off.
  • a second sinking platform 30 is provided in the front of the front shell 31, and the loudspeaker 2 is installed on the second sinking platform 30 from front to back.
  • the speaker 2 can be firmly installed on the front case 31.
  • a sound bar provided by the present utility model includes a circuit board module, a speaker, and a sound cavity housing.
  • the speaker is mounted on the sound cavity housing, and the sound cavity housing includes a front shell.
  • a rear case a first groove structure is provided on the lower back of the rear case
  • the circuit board module includes a circuit board
  • the circuit board includes an audio interface unit, an audio processing unit, and a power amplifier unit connected in sequence, the The output end of the power amplifier unit is connected to the input end of the speaker.
  • the audio interface unit includes a wired audio interface circuit and/or a wireless audio interface circuit. It adopts a bar-shaped speaker design and can be placed on the display by setting a groove structure. Below, the appearance is small and space-saving, achieving the effect of invisible speakers, reducing the installation requirements of the speakers, and its connection structure is simple, and it can also be connected wirelessly, making it more convenient to use.
  • the sound bar of the utility model also has the characteristics of simple structure, convenient installation, long service life, stable and reliable use and the like.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

本实用新型公开了一种条形音箱，所述条形音箱包括电路板模块，扬声器、音腔壳体，所述扬声器安装在所述音腔壳体上，所述音腔壳体包括前壳和后壳，所述后壳的后下方设置有第一凹槽结构，所述电路板模块包括电路板，所述电路板包括依次连接的音频接口单元、音频处理单元和功率放大单元，所述功率放大单元的输出端连接扬声器的输入端，所述音频接口单元包括有线音频接口电路和/或无线音频接口电路。本实用新型所提供的一种条形音箱，采用一个条形的音箱的设计，通过设置第一凹槽结构，可以放置在显示器下方，外形小巧，节约空间，达到了隐形音箱的效果，降低音箱的安装要求，且其结构简单，还可通过无线连接方式与手机或电脑进行连接，使用方便。

Description

一种条形音箱 技术领域
本实用新型涉及音箱设备技术领域，特别涉及一种条形音箱。
背景技术
现有的显示器尺寸变得越来越大，但是其没有自带的音箱，或者自带的音响效果不是很好，或是声音小，或是音质差，因而，大多数人都会随之配备一套音箱与其一起使用，而现有的音箱尺寸也比较大，通常将音箱放置在显示器两边(一边放一个)，如此，比较占空间，而且连线也比较多，会显得十分凌乱，整理起来也非常的麻烦，使用安装起来也非常的不便。
因而现有技术还有待改进和提高。
实用新型内容
鉴于上述现有技术的不足之处，本实用新型的目的在于提供一种条形音箱，能够解决在现有音箱设备空间占用大，而且连线比较多等技术问题。
为解决以上技术问题，本实用新型采取了以下技术方案：
一种条形音箱，所述条形音箱包括电路板模块，扬声器、音腔壳体，所述扬声器安装在所述音腔壳体上，所述音腔壳体包括前壳和后壳，所述后壳的后下方设置有第一凹槽结构，所述电路板模块包括电路板，所述电路板包括依次连接的音频接口单元、音频处理单元和功率放大单元，所述功率放大单元的输出端连接扬声器的输入端，所述音频接口单元包括有线音频接口电路和/或无线音频接口电路。
作为本实用新型的改进，所述后壳的后上方设有第二凹槽结构，所述电路板模块还包括固定壳，所述电路板模块位于所述第二凹槽结构内，与 所述第二凹槽结构适配。
作为本实用新型的改进，所述第一凹槽结构的深度大于高度。
作为本实用新型的改进，所述固定壳的后方设有接口孔，所述电路板模块的固定壳呈L形，与所述第二凹槽结构适配。
作为本实用新型的改进，所述第二凹槽结构和所述固定壳分别设有对应的螺丝固定柱和螺丝固定孔，通过螺丝将电路板模块固定在所述第二凹槽结构内。
作为本实用新型的进一步改进，所述电路板模块还包括遮挡片，所述固定壳的后方设有第一沉台，所述螺丝固定孔设于第一沉台内，所述固定壳的接口孔设于第一沉台内，所述遮挡片贴于第一沉台的外侧。
作为本实用新型的更进一步改进，所述第二凹槽结构设有定位台阶，所述定位台阶和所述固定壳分别设有对应的定位孔和定位柱。
作为本实用新型的再进一步改进，还包括扬声器安装螺丝，所述扬声器设有安装孔，所述扬声器安装螺丝穿过前壳和扬声器的安装孔，将前壳和扬声器一起固定在后壳上。
作为本实用新型的再进一步改进，所述前壳的前侧设有第二沉台，扬声器从前向后安装在所述第二沉台上。
作为本实用新型的再进一步改进，所述音腔壳体的正面和底面的角度小于90度。
相较于现有技术，本实用新型提供的一种条形音箱，包括电路板模块，扬声器、音腔壳体，所述扬声器安装在所述音腔壳体上，所述音腔壳体包括前壳和后壳，所述后壳的后下方设置有第一凹槽结构，所述电路板模块包括电路板，所述电路板包括依次连接的音频接口单元、音频处理单元和功率放大单元，所述功率放大单元的输出端连接扬声器的输入端，所述音频接口单元包括有线音频接口电路和/或无线音频接口电路，采用一个条形的音箱的设计，通过设置一凹槽结构，可以放置在显示器下方，外形小巧， 节约空间，达到了隐形音箱的效果，降低音箱的安装要求，且其连线结构简单，还可以通过无线连接方式与手机或电脑进行连接，使用方便。
附图说明
图1为本实用新型提供的条形音箱的第一角度的结构图；
图2为本实用新型提供的条形音箱的第二角度的结构图；
图3为本实用新型提供的条形音箱的电路板模块的固定壳的结构图；
图4为本实用新型提供的条形音箱的第一凹槽a、b、c三种实施例的结构简图；
图5为本实用新型提供的条形音箱的未安装电路板模块的结构图；
图6为本实用新型提供的条形音箱的电路板模块的固定壳装有遮挡片的结构图；
图7为本实用新型提供的条形音箱的电路板模块的固定壳未装有遮挡片的结构图；
图8为本实用新型提供的条形音箱的电路板模块的工作原理流程图。
具体实施方式
为了使本实用新型的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本实用新型进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本实用新型，并不用于限定本实用新型。
需要说明的是，当部件被称为“装设于”、“固定于”或“设置于”另一个部件上，它可以直接在另一个部件上或者可能同时存在居中部件。当一个部件被称为是“连接于”另一个部件，它可以是直接连接到另一个部件或者可能同时存在居中部件。
还需要说明的是，本实用新型实施例中的左、右、上、下等方位用语，仅是互为相对概念或是以产品的正常使用状态为参考的，而不应该认为是具有限制性的。
请参阅图1、图2和图3，本实用新型较佳实施例所提供的一种条形音箱，所述条形音箱包括电路板模块(图中未标号)、扬声器2、音腔壳体，所述扬声器2安装在所述音腔壳体上，所述音腔壳体包括前壳31和后壳32，所述后壳32的后下方设置有第一凹槽结构33，所述电路板模块包括电路板，所述电路板包括依次连接的音频接口单元、音频处理单元和功率放大单元，所述功率放大单元的输出端连接扬声器的输入端。
本实施例中，将电路板模块，扬声器2集成一起设置于音腔壳体上，简化了安装结构，在音箱工作时，所述电路板模块接收到从外部设备传输而来的音频信号，首先通过音频接口单元进行音频信号的接收，再经过音频处理单元对音频信号进行转换处理，再通过功率放大单元对处理后的音频进行放大处理后驱动扬声器发声，对进行音频的播放。
进一步的，请参阅图1-图5，本实用新型所提供的条形音箱，所述后壳32的后上方设有第二凹槽结构34，所述电路板模块包括固定壳11，所述电路板模块位于所述第二凹槽结构内，与所述第二凹槽结构适配。
具体的，所述第一凹槽结构33的横截面可选为三角形或多边形，请参阅图4中a为横截面为三角形的结构、b为横截面为四边形的结构、c为横截面为带倒角的四边形结构，而且所述第一凹槽结构33只有从音箱后方才可以看到，从音箱前方看不到，从而不会影响产品的美观，所述第二凹槽结构34呈L形设置，便于安装。
更进一步的，所述第一凹槽结构33的深度尺寸大于其高度尺寸，由于显示器底座呈扁平状，这样的设计可以最大限度将条形音箱藏在显示器的下方，简化了结构节省了空间，从而达到了隐形音箱的效果。
更进一步的，所述固定壳11的后方设有接口孔，所述音频接口单元包括无线音频接口电路，所述无线音频接口电路采用蓝牙芯片与手机或电脑进行无线连接通讯，所述电路板模块位于所述第二凹槽结构34内，所述电路板模块的固定壳13呈L形，与所述第二凹槽结构34适配。
具体的，所述无线音频接口电路采用的蓝牙芯片优选目前技术最为成熟稳定的蓝牙4.2或5.0，采用AC69系列(如AC6925A)蓝牙芯片，保证快速传输的同时更低功耗，保证了传输连接的稳定性，和多样性，也省去了接线的麻烦，所述第二凹槽结构34位于音腔壳体3的中间位置，容纳所述电路板模块，所述路板模块的固定壳13通过螺丝固定于所述第二凹槽结构34内，所述固定壳13上还设置有控制按钮131，所述控制按钮131包括控制音箱开关的开关按钮，调节音量大小的音量调节按钮，以及暂停播放按钮，其操作简单，控制更加方便快捷。
更进一步的，请继续参阅图3，所述第二凹槽结构34和所述固定壳13分别设有对应的螺丝固定柱4和螺丝固定孔5，通过螺丝将电路板模块固定在所述第二凹槽结构34内，固定更加方便快捷，安装也更牢固，不易掉落损坏。
进一步的，请继续参阅图3、图6、图7，所述电路板模块还包括遮挡片6，所述固定壳13的后方设有第一沉台(图中未示出)，所述螺丝固定孔5设于第一沉台内，固定壳的接口孔7设于第一沉台内，所述遮挡片6贴于第一沉台的外侧。
具体的，将螺丝固定孔5设于第一沉台内，便于拆装，将固定壳的接口孔7也设于第一沉台内，便于连接安装时的固定，所述遮挡片6贴于沉台的外侧，而这样的设计便可以挡住螺丝固定孔5，或者挡住固定壳的接口孔7和不用的接口孔，使得外观看起来更加整洁美观。
进一步的实施例中，请参阅图3、图5，所述第二凹槽结构34设有定位台阶35，所述定位台阶35和所述固定壳13分别设有对应的定位孔36和定位柱37，定位台阶35、定位孔36和定位柱37的设置更加有利于安装时的定位，方便安装步骤，简化安装过程。
更进一步的，还包括扬声器安装螺丝，所述扬声器2设有安装孔，所述扬声器安装螺丝穿过前壳31和扬声器2的安装孔，将前壳31和扬声器2一起固定在后壳32上，使得扬声器的安装更加稳定牢固，不易脱落。
更进一步的，所述前壳31的前方设有第二沉台30，扬声器2从前向后安装在所述第二沉台30上，通过设置一个供扬声器2支撑固定的第二沉台30，能够将扬声器2牢牢安装于所述前壳31上。
综上所述，本实用新型提供的一种条形音箱，包括电路板模块，扬声器、音腔壳体，所述扬声器安装在所述音腔壳体上，所述音腔壳体包括前壳和后壳，所述后壳的后下方设置有第一凹槽结构，所述电路板模块包括电路板，所述电路板包括依次连接的音频接口单元、音频处理单元和功率放大单元，所述功率放大单元的输出端连接扬声器的输入端，所述音频接口单元包括有线音频接口电路和/或无线音频接口电路，采用一个条形的音箱的设计，通过设置一凹槽结构，可以放置在显示器下方，外形小巧，节约空间，达到了隐形音箱的效果，降低音箱的安装要求，且其连线结构简单，同时还可以无线连接，使用更加方便。
本实用新型的条形音箱还具有结构简单、安装方便、使用寿命长、使用稳定可靠等特点。
可以理解的是，对本领域普通技术人员来说，可以根据本实用新型的技术方案及其实用新型构思加以等同替换或改变，而所有这些改变或替换都应属于本实用新型所附的权利要求的保护范围。

Claims (10)

  1. 一种条形音箱，所述条形音箱包括电路板模块、扬声器、音腔壳体，其特征在于，所述扬声器安装在所述音腔壳体上，所述音腔壳体包括前壳和后壳，所述后壳的后下方设置有第一凹槽结构，所述电路板模块包括电路板，所述电路板包括依次连接的音频接口单元、音频处理单元和功率放大单元，所述功率放大单元的输出端连接扬声器的输入端，所述音频接口单元包括有线音频接口电路和/或无线音频接口电路。
  2. 根据权利要求1所述的条形音箱，其特征在于，所述后壳的后上方设有第二凹槽结构，所述电路板模块还包括固定壳，所述电路板模块位于所述第二凹槽结构内，与所述第二凹槽结构适配。
  3. 根据权利要求1所述的条形音箱，其特征在于，所述第一凹槽结构的深度大于高度。
  4. 根据权利要求2所述的条形音箱，其特征在于，所述固定壳的后方设有接口孔，所述电路板模块的固定壳呈L形，与所述第二凹槽结构适配。
  5. 根据权利要求2所述的条形音箱，其特征在于，所述第二凹槽结构和所述固定壳分别设有对应的螺丝固定柱和螺丝固定孔，通过螺丝将电路板模块固定在所述第二凹槽结构内。
  6. 根据权利要求5所述的条形音箱，其特征在于，所述电路板模块还包括遮挡片，所述固定壳的后方设有第一沉台，所述螺丝固定孔设于第一沉台内，固定壳的接口孔设于第一沉台内，所述遮挡片贴于第一沉台的外侧。
  7. 根据权利要求2所述的条形音箱，其特征在于，所述第二凹槽结构设有定位台阶，所述定位台阶和所述固定壳分别设有对应的定位孔和定位柱。
  8. 根据权利要求1所述的条形音箱，其特征在于，还包括扬声器安装螺丝，所述扬声器设有安装孔，所述扬声器安装螺丝穿过前壳和扬声器的安装孔，将前壳和扬声器一起固定在后壳上。
  9. 根据权利要求1所述的条形音箱，其特征在于，所述前壳的前侧设有第二沉台，扬声器从前向后安装在所述第二沉台上。
  10. 根据权利要求1所述的条形音箱，其特征在于，所述音腔壳体的正面和底面的角度小于90度。
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