一种 MP3播放器 An MP3 player
【技术领域】[Technical Field]
本发明涉及播放器领域， 更具体的说， 涉及一种 MP3播放器。 The present invention relates to the field of players and, more particularly, to an MP3 player.
【背景技术】 【Background technique】
本人已设计一种可支持多种格式的音乐播放的 MP3播放器， 包括壳体、 固 定在壳体内部的电路板与所述电路板电连接的显示屏和可充电的电池， 电路板 上设置有控制电源开 /关的推拨开关及数据线接口和音频输出孔：该 MP3播放器 还具有文本阅读、 电话本、 录音、 收音、 系统设置的功能， 同时电路板上还设 置有切换 MP3不同功能、 音乐播放顺序及声音大小的按压键； 壳体包括相对设 置且牢固固定的面壳与底壳， 电路板对应壳体设置， 且壳体上设置有与推拨开 关、 数据线接口和音频输出孔及按压键——对应的开关孔、 数据线插口、 耳机 插孔及可活动的按键， 电路板通过胶带粘合固定在壳体内。 此方案未公开。 但 是， 由于电路板通过胶带粘合固定在壳体内， 胶带粘合固定不够牢固， 在插拔 数据线、 耳机或者控制开关时容易使电路板松动， 使得接触不良。 I have designed an MP3 player that can support music playback in multiple formats, including a housing, a display panel fixed to the inside of the housing, and a display panel electrically connected to the circuit board and a rechargeable battery. There are push switch and data line interface and audio output hole for controlling power on/off: The MP3 player also has the functions of text reading, phone book, recording, radio, system setting, and also has different switching MP3 on the circuit board. The function, the music playing sequence and the sound size pressing button; the housing comprises a relatively fixed and firmly fixed face shell and a bottom shell, the circuit board is corresponding to the housing, and the housing is provided with a push switch, a data line interface and an audio Output hole and pressing button - corresponding switch hole, data line socket, earphone jack and movable button, the circuit board is fixed in the housing by tape bonding. This program is not public. However, since the circuit board is fixed in the casing by adhesive bonding, the adhesive tape is not firmly fixed, and the circuit board is easily loosened when the data cable, the earphone or the control switch is plugged or unplugged, resulting in poor contact.
【发明内容】[Summary of the Invention]
本发明所要解决的技术问题是提供一种将电路板牢固固定的 MP3播放器。 本发明的目的是通过以下技术方案来实现的： 一种 MP3播放器， 包括设置 有电路板、 与电路板电连接的显示屏和为电路板提供电源的可充电电池的壳体， 所述壳体内设置有用来固定电路板的螺丝孔柱， 所述电路板上设置有与螺丝孔 柱相配合的螺丝孔， 所述电路板用螺丝固定在壳体内。 The technical problem to be solved by the present invention is to provide an MP3 player that securely fixes a circuit board. The object of the present invention is achieved by the following technical solutions: An MP3 player comprising a housing provided with a circuit board, a display screen electrically connected to the circuit board, and a rechargeable battery for supplying power to the circuit board, the case A screw hole post for fixing the circuit board is disposed in the body, and the circuit board is provided with a screw hole matched with the screw hole column, and the circuit board is fixed in the housing by screws.
优选的， 所述壳体包括相对设置的面壳与后壳， 所述的螺丝孔柱设置在所 述面壳的内侧。 这样将电路板用螺丝固定在面壳内。 Preferably, the housing includes oppositely disposed face and rear cases, and the screw holes are disposed inside the face shell. This screws the board into the case.
优选的， 所述螺丝孔柱设有限位平台， 所述电路板终止于所述限位平台处， 所述限位平台的直径大于所述螺丝孔的直径。 螺丝孔柱插入到螺丝孔内再通过 螺丝固定， 这样螺丝孔柱对电路板就有限位作用， 防止电路板移动， 且这样设 置能够使电路板的固定更加牢固。Preferably, the screw hole column is provided with a limiting platform, and the circuit board terminates at the limiting platform, and the diameter of the limiting platform is larger than the diameter of the screw hole. The screw hole post is inserted into the screw hole and passed The screws are fixed so that the screw holes are limited to the board to prevent the board from moving, and the arrangement can make the board more secure.
优选的， 所述螺丝孔为两个分别设置在电路板的两侧。 这是电路板和面壳 之间固定的螺丝孔的具体个数， 对应的螺丝孔柱也为两个， 两个螺丝即可把电 路板牢固的固定在面壳内。 Preferably, the screw holes are respectively disposed on two sides of the circuit board. This is the specific number of screw holes fixed between the circuit board and the face shell. The corresponding screw hole posts are also two. Two screws can firmly fix the circuit board in the face shell.
优选的， 所述电路板一端并排设置有音频输出孔和充电接口， 所述面壳的 一端设置有与音频输出孔和充电接口相配合的充电插孔和耳机插孔， 所述显示 屏固定在面壳的另一端， 所述面壳上设置有小于所述显示屏的显示屏避让孔。 这样设置， 将显示屏固定在面壳的另一端， 面壳就对显示屏起一定的限位作用， 便于组装。 Preferably, one end of the circuit board is disposed with an audio output hole and a charging interface, and one end of the surface shell is provided with a charging jack and a headphone jack that cooperate with the audio output hole and the charging interface, and the display screen is fixed at The other end of the face shell is provided with a display avoidance hole smaller than the display screen. In this way, the display screen is fixed at the other end of the face shell, and the face shell plays a certain limit on the display screen, which is convenient for assembly.
优选的， 所述显示屏避让孔的边沿设置有与所述显示屏相适应的凹陷。 这 样设置可以避免显示屏的显示区域与面壳接触。 Preferably, the edge of the display avoidance hole is provided with a recess adapted to the display screen. This setting prevents the display area of the display from coming into contact with the face shell.
优选的， 所述螺丝孔柱到面壳的显示屏固定端的距离等于所述显示屏的长 度。 这样螺丝孔柱与面壳的端部对显示屏起限位作用， 组装后不会在壳体内滑 动。 Preferably, the distance from the screw hole column to the fixed end of the display screen of the face shell is equal to the length of the display screen. In this way, the end of the screw hole post and the face shell acts as a limit on the display, and does not slide inside the housing after assembly.
优选的， 所述面壳还设置有凸出的显示屏限位部。 这是为了更好的固定显 示屏。 Preferably, the face shell is further provided with a protruding display limit portion. This is to better fix the display.
优选的， 所述电路板与显示屏之间用柔性电路板连接， 所述电路板与面壳 等大设置， 所述电路板对应于显示屏的位置处设置有小于显示屏的缺口， 所述 电池用胶水固定在所述显示屏的背面。 这样充分且合理的利用空间， 不会因浪 费空间造成壳体较大。 Preferably, the circuit board and the display screen are connected by a flexible circuit board, the circuit board is disposed at a large size, and the circuit board is provided with a notch smaller than the display screen corresponding to the position of the display screen. The battery is glued to the back of the display. This full and reasonable use of space does not result in a large housing due to wasted space.
本发明由于用螺丝将电路板用螺丝固定在壳体内， 螺丝固定牢固， 这样电 路板就不会在壳体内晃动， 保证了 MP3播放器的正常使用。 【附图说明】 In the invention, since the circuit board is screwed in the casing with screws, the screws are firmly fixed, so that the circuit board does not shake in the casing, thereby ensuring the normal use of the MP3 player. [Description of the Drawings]
图 1是本发明实施例的 MP3播放器的拆分示意图； 图 2是本发明实施例的面壳内部示意图；1 is a schematic diagram of splitting of an MP3 player according to an embodiment of the present invention; Figure 2 is a schematic view of the inside of a face shell according to an embodiment of the present invention;
图 3是本发明实施例的电路板与显示屏的组合示意图； 3 is a schematic diagram of a combination of a circuit board and a display screen according to an embodiment of the present invention;
图 4是本发明实施例的电路板与面壳的组合示意图。 4 is a schematic view showing the combination of a circuit board and a face shell according to an embodiment of the present invention.
其中： 1、 底壳； 2、 面壳； 3、 电路板； 21、 显示屏避让孔； 22、 显示屏限 位部； 23、 螺丝孔柱； 24、 耳机插孔； 25、 充电插口； 26.第二避让孔； 27、 挡 板； 28、 按键； 29、 开口； 3、 电路板； 31、 螺丝孔； 32、 按钮； 33、 推拨开关； 34、 充电接口； 35、 音频输出孔； 4、 挡片； 5、 显示屏； 6、 推钮； 7、 电池。 Among them: 1, the bottom shell; 2, the shell; 3, the circuit board; 21, the display avoidance hole; 22, the display limit portion; 23, the screw hole column; 24, the headphone jack; 25, the charging socket; Second escape hole; 27, baffle; 28, button; 29, opening; 3, circuit board; 31, screw hole; 32, button; 33, push switch; 34, charging interface; 35, audio output hole; 4, the baffle; 5, the display; 6, push button; 7, battery.
【具体实施方式】【detailed description】
一种 MP3播放器， 包括设置有电路板、 与电路板电连接的显示屏和为电路 板提供电源的可充电电池的壳体， 所述壳体内设置有用来固定电路板的螺丝孔 柱， 所述电路板上设置有与螺丝孔柱相配合的螺丝孔， 所述电路板用螺丝固定 在壳体内。 本发明由于用螺丝将电路板用螺丝固定在壳体内， 螺丝固定牢固， 这样电路板就不会在壳体内晃动， 保证了 MP3播放器的正常使用。 An MP3 player includes a housing provided with a circuit board, a display screen electrically connected to the circuit board, and a rechargeable battery for supplying power to the circuit board, wherein the housing is provided with a screw hole column for fixing the circuit board. The circuit board is provided with a screw hole that cooperates with the screw hole column, and the circuit board is fixed in the housing by screws. In the invention, since the circuit board is screwed in the casing with screws, the screws are firmly fixed, so that the circuit board does not shake in the casing, thereby ensuring the normal use of the MP3 player.
下面结合附图和较佳的实施例对本发明作进一步说明。 The invention will now be further described with reference to the drawings and preferred embodiments.
如图 1至 4所示， MP3播放器包括内置有电路板 3、 显示屏 5及电池 7的 壳体， 壳体包括底壳 1和与底壳 1相对的面壳 2, 面壳 2与底壳 1可拆卸固定。 在面壳 2内设置有用来固定电路板 3的螺丝孔柱 23 , 在电路板 3上设置有与螺 丝孔柱 23相配合螺丝孔。 螺丝孔为 31为两个， 设置在电路板 3的两侧， 对应 的螺丝孔柱 23也为两个， 两个螺丝即可把电路板 3牢固的固定在面壳 2内。 螺 丝孔柱 23设有限位平台， 电路板 3终止于限位平台处， 所述限位平台的直径大 于所述螺丝孔的直径。 螺丝孔柱插入到螺丝孔内再通过螺丝固定， 这样螺丝孔 柱对电路板就有限位作用， 防止电路板移动， 且这样设置能够使电路板的固定 更加牢固。 As shown in FIGS. 1 to 4, the MP3 player includes a housing having a circuit board 3, a display screen 5 and a battery 7 built therein, the housing including a bottom case 1 and a face case 2 opposite to the bottom case 1, a face case 2 and a bottom The case 1 is detachably fixed. A screw hole post 23 for fixing the circuit board 3 is provided in the face shell 2, and a screw hole is provided on the circuit board 3 in cooperation with the screw hole post 23. There are two screw holes 31, which are arranged on both sides of the circuit board 3. The corresponding screw hole posts 23 are also two, and the two screws can firmly fix the circuit board 3 in the face shell 2. The screw hole column 23 is provided with a limiting platform, and the circuit board 3 terminates at the limiting platform, and the diameter of the limiting platform is larger than the diameter of the screw hole. The screw hole post is inserted into the screw hole and then fixed by screws, so that the screw hole column has a limited position on the circuit board to prevent the circuit board from moving, and the arrangement can make the circuit board fixed more firmly.
电路板 3的一端并排设置有为电池充电的充电接口 34及插入耳机的音频输 出孔 35 , 面壳 3的一端设置有与音频输出孔 35和充电接 34口相配合的充电插 孔 25和耳机插孔 24, 显示屏 5固定在面壳 2的另一端， 面壳 2上设置有小于所 述显示屏 5的显示屏避让孔 21。 为了避免显示屏 5的显示区域与面壳 2接触， 显示屏避让孔 21的边沿设置有与所述显示屏相适应的凹陷。One end of the circuit board 3 is arranged side by side with a charging interface 34 for charging the battery and an audio output hole 35 for inserting the earphone, and one end of the face shell 3 is provided with a charging plug which cooperates with the audio output hole 35 and the charging port 34. The hole 25 and the earphone jack 24 are fixed to the other end of the face shell 2, and the face shell 2 is provided with a display avoidance hole 21 smaller than the display screen 5. In order to prevent the display area of the display screen 5 from coming into contact with the face shell 2, the edge of the display avoidance hole 21 is provided with a recess adapted to the display screen.
螺丝孔柱 23到面壳 2的显示屏固定端的距离等于所述显示屏 5的长度。 这 样螺丝孔柱 23与面壳 2的端部对显示屏起限位作用，组装后不会在壳体内滑动。 为了更好的固定显示屏， 面壳还设置有凸出的显示屏限位部 22。 The distance from the screw hole post 23 to the fixed end of the display of the face shell 2 is equal to the length of the display screen 5. The screw hole post 23 and the end of the face shell 2 limit the display, and will not slide inside the housing after assembly. In order to better fix the display, the face shell is also provided with a convex display limit portion 22.
该 MP3播放器具有音乐功能、 收音功能、 录音功能、 语音功能、 系统设置、 文本阅读及电话本等功能， 在电路板 3上设置有调节 MP3的按钮 32。 按钮 32 设置在螺丝孔 31与充电接口 34和音频输出孔之间的电路板 3上。 在面壳 2的 按钮对应位置处设置有可活动的按键 28, 在按键 28的边沿设置有环按键 28的 开口 29, 按键 28就可以上下活动了。 The MP3 player has functions of music function, radio function, recording function, voice function, system setting, text reading and phone book, and a button 32 for adjusting MP3 is provided on the circuit board 3. Button 32 is placed on board 3 between screw hole 31 and charging port 34 and audio output port. A movable button 28 is provided at a position corresponding to the button of the face shell 2, and an opening 29 of the ring button 28 is provided at the edge of the button 28, and the button 28 can be moved up and down.
电路板 3的一侧还设置有控制电池是否供电的推拨开关 33 , 在面壳 2及底 壳 1上分别设置有与推拨开关 33相配合的第二避让孔 26及第一避让孔。 MP3 播放器还包括一套在推拨开关 33上的推钮 6,在第二避让孔 26的两端设置有固 定推钮 6的挡板 27。 电路板 3与显示屏 5之间用柔性电路板连接， 电路板 3对 应于显示屏的位置处设置有小于显示屏的缺口， 电池 7 用胶水固定在显示屏 5 的背面。 这样充分且合理的利用空间， 不会因浪费空间造成壳体较大。 MP3 播 放器还包括覆盖面壳 2用来保护显示屏 5的挡片 4。 One side of the circuit board 3 is further provided with a push switch 33 for controlling whether or not the battery is powered. The second case 21 and the bottom case 1 are respectively provided with a second escape hole 26 and a first escape hole which cooperate with the push switch 33. The MP3 player also includes a push button 6 on the push switch 33, and a shutter 27 for fixing the push button 6 is provided at both ends of the second escape hole 26. The circuit board 3 and the display screen 5 are connected by a flexible circuit board, and the circuit board 3 is provided with a notch smaller than the display screen at the position of the display screen, and the battery 7 is fixed to the back of the display screen 5 by glue. This full and reasonable use of space will not cause a large housing due to wasted space. The MP3 player also includes a cover 4 for covering the display 5 of the cover case 5.
以上内容是结合具体的优选实施方式对本发明所作的进一步详细说明， 不 能认定本发明的具体实施只局限于这些说明。 对于本发明所属技术领域的普通 技术人员来说， 在不脱离本发明构思的前提下， 还可以做出若干简单推演或替 换， 都应当视为属于本发明的保护范围。 The above is a further detailed description of the present invention in connection with the specific preferred embodiments. It is not intended that the specific embodiments of the invention are limited to the description. It will be apparent to those skilled in the art that the present invention may be practiced without departing from the spirit and scope of the invention.