WO2015172302A1 - 一种微型音响 - Google Patents

一种微型音响 Download PDF

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Publication number
WO2015172302A1
WO2015172302A1 PCT/CN2014/077296 CN2014077296W WO2015172302A1 WO 2015172302 A1 WO2015172302 A1 WO 2015172302A1 CN 2014077296 W CN2014077296 W CN 2014077296W WO 2015172302 A1 WO2015172302 A1 WO 2015172302A1
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WIPO (PCT)
Prior art keywords
housing
disposed
shell
bottom case
protrusion
Prior art date
Application number
PCT/CN2014/077296
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English (en)
French (fr)
Inventor
刘骏涛
Original Assignee
刘骏涛
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
Application filed by 刘骏涛 filed Critical 刘骏涛
Priority to PCT/CN2014/077296 priority Critical patent/WO2015172302A1/zh
Publication of WO2015172302A1 publication Critical patent/WO2015172302A1/zh

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Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details

Definitions

  • the present invention relates to the field of household appliances and, more particularly, to a miniature sound system. ⁇ Background technique ⁇
  • the USB cable for the three-wire connector includes a USB plug that mates with the USB connector, a headphone jack that is placed side by side, and a charging plug that mates with the USB jack on the computer or charging adapter.
  • I have designed a miniature sound system including a housing, a sounding magnet fixed in the housing, a conductive coil provided by the sounding magnet, and a conductive wire connected to the conductive coil.
  • a circuit board having a USB interface and a hollow sound chamber column disposed above the housing and communicating with the interior of the housing; the micro-audio further comprising a winding portion for fixing the conductive coil, the winding The portion is fixed at a bottom portion of the sounding magnet and is provided with an outwardly protruding contact portion at an intermediate position of the one end, and the bottom portion of the housing is provided with a first escape hole that cooperates with the contact portion.
  • the conductive coil outside the sounding magnet generates a magnetic field when energized to cause vibration between the sounding magnet and the winding portion; and the winding portion is provided with a contact portion protruding from the bottom of the housing, so that the contact portion is placed with the micro acoustic sound.
  • the surface forms a certain distance for the micro-sound vibration to sound; thus, the micro-audio is connected to the sound source and the power source through the USB interface with the USB cable of the three-wire connector, and the micro-sound can sound.
  • the two ends of the casing are flatly disposed, and the side wall is an annular structure that gradually protrudes outward from both ends, and includes a surface shell and a bottom shell which are oppositely disposed, and the shell shell and the bottom shell are thermally fixed. This program is not public.
  • the fuser is firmly fixed but not easy to disassemble. When the micro-audio sounds out, it is inconvenient to disassemble the casing to inspect and repair the micro-sound.
  • the technical problem to be solved by the present invention is to provide a miniature acoustic detachable and fixed housing.
  • a miniature acoustics comprising a housing, a sounding magnet fixed inside the housing, a conductive coil provided by the sounding magnet, and a conductive coil a circuit board connected and provided with a USB interface, the housing including a relative arrangement and a card Connect the fixed face and bottom case.
  • the end faces of the face shell and the bottom case are evenly disposed, and the side walls of the face shell and the bottom case are arc-shaped structures that gradually protrude outward from the end portions; the bottom case is provided with a direction a protruding buckle, wherein the face shell is provided with a card position that cooperates with the buckle.
  • the outer side of the rim of the bottom case is provided with a first annular protrusion protruding upward
  • the buckle is disposed on the first annular protrusion
  • the inner side of the edge of the surface shell is provided with a second annular protrusion that cooperates with the first annular protrusion
  • the card position is disposed on the second annular protrusion
  • the second annular protrusion is opposite to the first ring Shaped on the bulge.
  • the second annular projection is inserted into the first annular projection to facilitate engagement of the face shell with the bottom casing.
  • the first annular protrusion and the second annular protrusion are arranged at the same height. This arrangement limits the position in which the face shell is inserted into the bottom case.
  • the sounding magnet has a cylindrical shape and two ends are disposed equal to an end portion of the face shell and the bottom case; and a reinforcing plate connecting the side wall and the end portion of the face shell is disposed in the face shell.
  • the reinforcing plate is provided to enhance the strength of the face shell.
  • the reinforcing plate has a block structure and strip-shaped reinforcing ribs protruding outward are disposed at both ends of the reinforcing plate.
  • the provision of strip-shaped reinforcing ribs on the reinforcing plate can enhance the strength of the reinforcing plate.
  • the reinforcing plates are four and evenly distributed. This is the specific form of the reinforcement plate in the housing.
  • the inner side of the bottom case is provided with a first stop member that is limited to the second annular protrusion.
  • the second annular projection is caught between the first annular projection and the first stop.
  • the inner side of the first annular protrusion is provided with a second protrusion higher than the first annular protrusion, and the second annular protrusion is provided with an opening that cooperates with the second protrusion .
  • the second protrusion is caught in the opening to better secure the face shell and the bottom case.
  • the inner side of the face shell is provided with a second stop located inside the opening.
  • the second blocking member abuts against the second protrusion, and the opposite shell plays a certain limiting role.
  • the invention is provided that the casing is arranged to be fastened to the fixed surface shell and the bottom shell, the clamping is firmly fixed and can be reassembled after being disassembled, so that when the micro acoustic malfunction fails to work normally, it is convenient to disassemble the casing for inspection and maintenance. Micro audio.
  • FIG. 1 is a schematic overall view of a miniature acoustic system according to an embodiment of the present invention
  • FIG. 2 is a schematic view showing the inside of a face shell of a miniature acoustic system according to an embodiment of the present invention
  • Fig. 3 is a schematic view showing the inside of a bottom case of a micro-acoustic according to an embodiment of the present invention.
  • a miniature sound comprising a housing, a sounding magnet fixed inside the housing, a conductive coil provided by the sounding magnet, a circuit board connected to the conductive coil and provided with a USB interface, the shell
  • the body includes a face shell and a bottom case that are oppositely disposed and snap-fitted.
  • the invention is provided that the casing is arranged to be fastened to the fixed surface shell and the bottom shell, the clamping is firmly fixed and can be reassembled after being disassembled, so that when the micro acoustic malfunction fails to work normally, it is convenient to disassemble the casing for inspection and maintenance.
  • Micro audio is provided that the casing is arranged to be fastened to the fixed surface shell and the bottom shell, the clamping is firmly fixed and can be reassembled after being disassembled, so that when the micro acoustic malfunction fails to work normally, it is convenient to disassemble the casing for inspection and maintenance.
  • the micro-sound includes a housing that includes oppositely disposed and snap-fitted to the face shell 1 and the bottom case 2.
  • the end faces of the face shell 1 and the bottom case 2 are both flat, and the side walls of the face shell 1 and the bottom case 2 are arc-like structures that gradually protrude outward from the end portions; the bottom case 2 is provided with an inwardly protruding shape.
  • a buckle (not shown) is provided on the face shell 1 with a card position 12 that cooperates with the buckle. This is the specific structure and specific locking method of the shell and the bottom shell.
  • the outer side of the rim of the bottom case 2 is provided with a first annular protrusion 21 protruding upwardly, and the buckle is disposed on the first annular protrusion 21, in combination with FIG. 2, the edge of the shell 1
  • the inner side is provided with the first ring
  • the second annular protrusion 11 is matched with the protrusion 21, and the card position 12 is disposed on the second annular protrusion; when the surface shell 1 is fixedly coupled with the bottom case 2, the second annular protrusion 11 is first On the annular projection 21.
  • the second annular protrusion 11 is inserted into the first annular protrusion 11 to facilitate the engagement of the face shell 1 and the bottom case 2.
  • the first annular protrusion 21 is equidistantly disposed with the second annular protrusion 11 such that the first annular protrusion and the second annular protrusion are mutually limiting devices, and the face shell 1 is defined to be inserted into the bottom case 2 the distance.
  • the first stopper 23 of the second annular projection 11 is provided on the inner side of the bottom case.
  • the second annular projection 11 is caught between the first annular projection 21 and the first stopper 23, so that the face shell and the bottom case can be better fixed.
  • the inside of the first annular projection 21 is provided with a second projection 24 higher than the first annular projection 21, and the second annular projection 11 is provided with an opening 13 which cooperates with the second projection 24.
  • the second protrusion 24 is caught in the opening 13 , and a second stopper 23 located in the range of the opening 13 is disposed on the inner side of the face shell 1 , and the second stopper 23 abuts against the inner side of the second protrusion 24 , which may also Good fixing of the shell 1 and the bottom shell 2.
  • the micro-audio further includes a sounding magnet fixed in the face shell 1 by screws, a ring-shaped sound magnet disposed on the conductive coil, and a circuit board electrically connected to the conductive coil and provided with a USB interface, and the circuit board is fixed in the bottom case 2 by screws,
  • the bottom case 2 is provided with a USB escaping hole adapted to the USB interface.
  • the micro audio is connected to the power supply and the sound source by the USB cable of the three-connector through the USB interface, and the micro-sound vibration is sounded.
  • the sounding magnet has a cylindrical shape and both ends are arranged to be equal to the ends of the face shell 1 and the bottom case 2; and a reinforcing plate 15 connecting the side walls and the end portions of the face shell is provided in the face shell 1.
  • the reinforcing plate 15 is provided to enhance the strength of the face shell.
  • the reinforcing plate has a block structure and is provided at both ends of the reinforcing plate with outwardly protruding strip-shaped reinforcing ribs (not shown) b. Strip-shaped reinforcing ribs are provided on the reinforcing plate 15, and the reinforcing plate 15 can be reinforced. The strength of the force.
  • the reinforcing plates 15 are four and evenly distributed.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

一种微型音响，包括壳体、固定在壳体内部的发声磁铁、环发声磁铁设置的导电线圈、与导电线圈电连接且设置有USB接口的电路板，所述壳体包括相对设置并且卡接固定的面壳（1）与底壳（2）。该微型音响由于将壳体设置成卡接固定的面壳（1）与底壳（2），卡接固定牢固且在拆卸后可重新组装，这样当微型音响发生故障不能正常工作时，方便拆开壳体来检查和维修。

Description

一种徴型音响
【技术领域】
本发明涉及家用电器领域，更具体的说，涉及一种微型音响。 【背景技术】
三线接头的 USB数据线包括与 USB接口相配合的 USB插头、 并排设置的 耳机插孔和与电脑或者充电适配器上的 USB插孔相配合的充电插头。
本人已设计一种微型音响，本人已设计一种微型音响，包括壳体、 固定在 所述壳体内的发声磁铁、 环所述发声磁铁设置的导电线圈、 与所述导电线圈用 导线连接并置有 USB接口的电路板和设置在所述壳体上方与所述壳体内部连通 的中空的音腔柱；所述微型音响还包括用来固定所述导电线圈的绕线部，所述 绕线部固定在所述发声磁铁的底部且一端的中间位置处设置有向外凸出的接触 部，所述壳体底部设置有与所述接触部相配合的第一避让孔。 发声磁铁外侧的 导电线圈在通电时会产生磁场从而使得发声磁铁与绕线部之间产生震动 ；而绕 线部上设置有凸出壳体底部的接触部，这样接触部就与微型音响的放置面形成 一定的距离便于微型音响震动发声；这样将微型音响通过 USB接口用三线接头 的 USB数据线与声源和电源接通，微型音响即可发声。 所述壳体的两端平整设 置且侧壁呈从两端逐渐向外侧凸出的环状结构，包括相对设置的面壳及底壳， 所述面壳与底壳之间热熔固定。 此方案未公开。 热熔固定牢固但不易拆卸， 旦微型音响发声故障时不便拆开壳体来检查和维修微型音响。
【发明内容】
本发明所要解决的技术问题是提供一种壳体可拆卸固定的微型音响。
本发明的目的是通过以下技术方案来实现的 ： 一种微型音响，包括壳体、 固定在所述壳体内部的发声磁铁、 环所述发声磁铁设置的导电线圈、 与所述导 电线圈用导线连接且设置有 USB接口的电路板，所述壳体包括相对设置并且卡 接固定的面壳与底壳。
优选的 ，所述面壳与底壳的端部均平整设置，且所述面壳与底壳的侧壁均 呈从端部逐渐向外凸出的弧状结构；所述底壳上设置有向内凸出的卡扣，所述 面壳上设置有与所述卡扣相配合的卡位。 这是面壳与底壳的具体结构和具体卡 接方式。
优选的 ，所述底壳边沿的外侧设置有向上凸出的第一环状凸起，所述卡扣 设置在所述第一环状凸起上，且所述面壳边沿的内侧设置有与所述第一环状凸 起相配合的第二环状凸起，所述卡位设置在所述第二环状凸起上；所述的第二 环状凸起抵在所述第一环状凸起上。 第二环状凸起插入到第一环状凸起内 ，方 便将面壳与底壳卡接在一起。
优选的 ，所述第一环状凸起与第二环状凸起等高设置。 这样设置， 限定了 面壳插入到底壳内的位置。
优选的 ，所述发声磁铁呈圆柱状且两端与所述面壳与底壳的端部等大设置； 所述面壳内设置有连接面壳侧壁与端部的加强板。 设置加强板可以增强面壳的 受力强度。
优选的 ，所述加强板呈块状结构且在所述加强板的两端设置有向外凸出的 条状加强筋。 在加强板上设置条状加强筋，可以增强加强板的受力强度。
优选的 ，所述加强板为四个且均勻分布。 这是加强板在壳体内的具体设置 形式。
优选的 ，所述底壳的内侧设置有限位所述第二环状凸起的第一挡件。 第二 环状凸起卡在第一环状凸起与第一挡件之间。
优选的 ，第一环状凸起内侧设置有高于所述第一环状凸起的第二凸起，所 述第二环状凸起上设置有与所述第二凸起相配合的开口。 第二凸起卡在开口内 ， 可以更好的固定面壳与底壳。
优选的 ，所述面壳内侧设置有位于所述开口内的第二挡件。 第二挡件紧靠 所述的第二凸起，对面壳起一定的限位作用。 本发明由于将壳体设置成卡接固定的面壳与底壳，卡接固定牢固且在拆卸 后可重新组装，这样当微型音响发生故障不能正常工作时，方便拆开壳体来检 查和维修微型音响。
【附图说明】
图 1是本发明实施例的微型音响的整体示意图 ；
图 2是本发明实施例的微型音响的面壳内部示意图 ；
图 3是本发明实施例的微型音响的底壳内部示意图。
其中 ： 1、 面壳； 11、 第二环状凸起； 12、 卡位； 13、 开口 ； 14、 第二挡件； 15、 加强板； 2、 底壳； 21、 第一环状凸起； 22、 USB避让孔； 23、 第一挡件； 24、 第一凸起； 3、 保护板； 4、 音腔柱。
【具体实施方式】
一种微型音响，包括壳体、 固定在所述壳体内部的发声磁铁、 环所述发声磁 铁设置的导电线圈、 与所述导电线圈用导线连接且设置有 USB接口的电路板， 所述壳体包括相对设置并且卡接固定的面壳与底壳。 本发明由于将壳体设置成 卡接固定的面壳与底壳，卡接固定牢固且在拆卸后可重新组装，这样当微型音 响发生故障不能正常工作时，方便拆开壳体来检查和维修微型音响。
下面结合附图和较佳的实施例对本发明作进一步说明。
如图 1至 3所示，微型音响包括壳体，所述壳体包括相对设置的且卡接固定 在面壳 1与底壳 2。面壳 1与底壳 2的端部均平整设置，且面壳 1与底壳 2的侧 壁均呈从端部逐渐向外凸出的弧状结构；底壳 2 上设置有向内凸出的卡扣（图 中未示出），面壳 1上设置有与卡扣相配合的卡位 12。这是面壳与底壳的具体结 构和具体卡接方式。
如图 3所示，底壳 2边沿的外侧设置有向上凸出的第一环状凸起 21，卡扣设 置在所述第一环状凸起 21上，结合图 2 ,面壳 1边沿的内侧设置有与第一环状 凸起 21相配合的第二环状凸起 11 ,卡位 12设置在第二环状凸起上；当面壳 1 与底壳 2卡接固定时，第二环状凸起 11抵在第一环状凸起 21上。 第二环状凸 起 11插入到第一环状凸起 11内 ，方便将面壳 1与底壳 2卡接在一起。 第一环 状凸起 21与第二环状凸起 11等高设置，这样第一环状凸起与第二环状凸起就 互为限位装置，限定了面壳 1插入到底壳 2内的距离。
底壳的内侧设置有限位第二环状凸起 11的第一挡件 23。 这样第二环状凸起 11就卡在第一环状凸起 21与第一挡件 23之间 ，可以更好的固定面壳与底壳。 第一环状凸起 21内侧设置有高于第一环状凸起 21的第二凸起 24 ,在第二环状 凸起 11上设置有与第二凸起相 24配合的开口 13。第二凸起 24卡在开口 13内 ， 在面壳 1的内侧设有位于开口 13范围内的第二挡件 23 ,第二挡件 23抵住第二 凸起 24的内侧 ，这样也可以更好的固定面壳 1与底壳 2。
微型音响还包括用螺丝固定在面壳 1内的发声磁铁、 环发声磁铁设置在导电 线圈、 与导电线圈电连接且设置有 USB接口的电路板， 电路板用螺丝固定在底 壳 2内 ，在底壳 2上设置有与 USB接口相适应的 USB避让孔。 通过 USB接口 将微型音响用三接头的 USB数据线连接电源和声源，微型音响震动发声。
发声磁铁呈圆柱状且两端与所述面壳 1与底壳 2的端部等大设置；在面壳 1 内设置有连接面壳侧壁与端部的加强板 15。设置加强板 15可以增强面壳的受力 强度。 加强板呈块状结构且在所述加强板的两端设置有向外凸出的条状加强筋 (图中未示出）b 在加强板 15上设置条状加强筋，可以增强加强板 15的受力强 度。 在实施例中。 加强板 15为四个且均勻分布。
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。

Claims

权 利 要 求
1、 一种微型音响，包括壳体、 固定在所述壳体内部的发声磁铁、 环所述发 声磁铁设置的导电线圈、 与所述导电线圈用导线连接且设置有 USB接口的电路 板，其特征在于，所述壳体包括相对设置并且卡接固定的面壳与底壳。
2、 如权利要求 1所述的微型音响，其特征在于，所述面壳与底壳的端部均 平整设置，且所述面壳与底壳的侧壁均呈从端部逐渐向外凸出的弧状结构；所 述底壳上设置有向内凸出的卡扣，所述面壳上设置有与所述卡扣相配合的卡位。
3、 如权利要求 2所述的微型音响，其特征在于，所述底壳边沿的外侧设置 有向上凸出的第一环状凸起，所述卡扣设置在所述第一环状凸起上，且所述面 壳边沿的内侧设置有与所述第一环状凸起相配合的第二环状凸起，所述卡位设 置在所述第二环状凸起上；所述的第二环状凸起抵在所述第一环状凸起上。
4、 如权利要求 3所述的微型音响，其特征在于，所述第一环状凸起与第二 环状凸起等高设置。
5、 如权利要求 2所述的微型音响，其特征在于，所述发声磁铁呈圆柱状且 两端与所述面壳与底壳的端部等大设置；所述面壳内设置有连接面壳侧壁与端 部的加强板。
6、 如权利要求 5所述的微型音响，其特征在于，所述加强板呈块状结构且 在所述加强板的两端设置有向外凸出的条状加强筋。
7、 如权利要求 5所述的微型音响，其特征在于，所述加强板为四个且均勻 分布。
8、 如权利要求 4所述的微型音响，其特征在于，所述底壳的内侧设置有限 位所述第二环状凸起的第一挡件。
9、 如权利要求 8所述的微型音响，其特征在于，第一环状凸起内侧设置有 高于所述第一环状凸起的第二凸起，所述第二环状凸起上设置有与所述第二凸 起相配合的开口。
10、 如权利要求 9所述的微型音响，其特征在于，所述面壳内侧设置有位 于所述开口内的第二挡件。
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106060684A (zh) * 2016-07-05 2016-10-26 太仓怡泰霖智能科技有限公司 方便拆卸安装的音响

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201699921U (zh) * 2010-07-17 2011-01-05 陈建标 小型音箱外壳安装结构
CN201718031U (zh) * 2010-07-23 2011-01-19 彭羚 振动音响装置
CN202261703U (zh) * 2011-09-01 2012-05-30 东莞市圣宝电子制造有限公司 便携音响
CN102843621A (zh) * 2011-06-22 2012-12-26 梅庆开 共振便携式音响
CN103581776A (zh) * 2012-08-08 2014-02-12 刘骏涛 一种带有伸缩共鸣腔的微型音箱
CN103581775A (zh) * 2012-08-06 2014-02-12 刘骏涛 一种微型音箱
CN104010258A (zh) * 2014-05-12 2014-08-27 刘骏涛 一种微型音响
CN104010239A (zh) * 2014-05-12 2014-08-27 刘骏涛 一种微型音响

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201699921U (zh) * 2010-07-17 2011-01-05 陈建标 小型音箱外壳安装结构
CN201718031U (zh) * 2010-07-23 2011-01-19 彭羚 振动音响装置
CN102843621A (zh) * 2011-06-22 2012-12-26 梅庆开 共振便携式音响
CN202261703U (zh) * 2011-09-01 2012-05-30 东莞市圣宝电子制造有限公司 便携音响
CN103581775A (zh) * 2012-08-06 2014-02-12 刘骏涛 一种微型音箱
CN103581776A (zh) * 2012-08-08 2014-02-12 刘骏涛 一种带有伸缩共鸣腔的微型音箱
CN104010258A (zh) * 2014-05-12 2014-08-27 刘骏涛 一种微型音响
CN104010239A (zh) * 2014-05-12 2014-08-27 刘骏涛 一种微型音响

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106060684A (zh) * 2016-07-05 2016-10-26 太仓怡泰霖智能科技有限公司 方便拆卸安装的音响

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