JPH10224878A - Microphone mount structure for portable electronic device - Google Patents
Microphone mount structure for portable electronic deviceInfo
- Publication number
- JPH10224878A JPH10224878A JP3336297A JP3336297A JPH10224878A JP H10224878 A JPH10224878 A JP H10224878A JP 3336297 A JP3336297 A JP 3336297A JP 3336297 A JP3336297 A JP 3336297A JP H10224878 A JPH10224878 A JP H10224878A
- Authority
- JP
- Japan
- Prior art keywords
- microphone
- spacer
- electronic device
- portable electronic
- holder
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は携帯用電子機器のマ
イク取付構造に関し、特にマイク音抜け防止に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a microphone mounting structure for a portable electronic device, and more particularly to a microphone sound preventing device.
【０００２】[0002]
【従来の技術】従来の携帯用電子機器例えばハンディト
ランシーバにおいて、マイク取付構造は、図３に示すよ
うに、筐体（例えばプラスチック製からなる）１と一体
成形されたマイクホルダ１３に、単独部品からなり大径
部１４ｄ及び小径部１４ｃを有する円筒状のゴム製スペ
ーサ１４を挿入し、このスペーサ１４の大径部１４ｄに
プリント基板（図示しない）に固定されたマイク４を狭
嵌合させ、筐体１に形成された孔８から小径部１４ｃを
介して音をひろう構造になっていた。2. Description of the Related Art In a conventional portable electronic device, for example, a handy transceiver, a microphone mounting structure is, as shown in FIG. A cylindrical rubber spacer 14 having a large-diameter portion 14d and a small-diameter portion 14c is inserted, and the microphone 4 fixed to a printed circuit board (not shown) is narrowly fitted to the large-diameter portion 14d of the spacer 14, The structure was such that the sound was picked up from the hole 8 formed in the housing 1 through the small diameter portion 14c.
【０００３】[0003]
【発明が解決しようとする課題】ところが、マイク４が
固定されているプリント基板と筐体１との取付位置関係
に誤差がないものと仮定すると、使用されるマイクが外
形公差の大きなものである場合は、前記外形公差のバラ
つきにより、マイク５が大きく（高く）できているとき
は、図４（Ａ）に示すようにマイク４とスペーサ１４の
間に隙間ができず何も問題はないが、マイク５が小さく
（低く）できているときは、図４（Ｂ）に示すようにマ
イク４とスペーサ１４の間に隙間ができてしまい、この
隙間から音抜けが発生することがあるという問題があっ
た。However, assuming that there is no error in the mounting positional relationship between the printed circuit board on which the microphone 4 is fixed and the housing 1, the microphone used has a large outer tolerance. In this case, when the microphone 5 is made large (high) due to the variation in the outer shape tolerance, no gap is formed between the microphone 4 and the spacer 14 as shown in FIG. When the microphone 5 is small (low), a gap is formed between the microphone 4 and the spacer 14 as shown in FIG. 4B, and the sound may be missing from the gap. was there.
【０００４】本発明の目的は、上記従来の問題を解決
し、音抜けを防止できる携帯用電子機器のマイク取付構
造を提供することにある。An object of the present invention is to solve the above-mentioned conventional problems and to provide a microphone mounting structure of a portable electronic device capable of preventing sound omission.
【０００５】[0005]
【０００６】本発明に係る携帯用電子機器のマイク取付
構造は、マイクを取り付けるマイクホルダと、該ホルダ
に挿入されるスペーサとからなり、前記スペーサにマイ
クを嵌合する携帯用電子機器において、前記スペーサは
マイクが嵌合される大径部と、該大径部の底部に内径方
向に向かって次第に肉薄になるように形成された環状リ
ブとを備えているものである。A microphone mounting structure for a portable electronic device according to the present invention comprises a microphone holder for mounting a microphone, and a spacer inserted into the holder, wherein the microphone is fitted into the spacer. The spacer has a large-diameter portion into which the microphone is fitted, and an annular rib formed at the bottom of the large-diameter portion so as to become gradually thinner toward the inner diameter direction.
【０００７】また、本発明に係る携帯用電子機器のマイ
ク取付構造は、スペーサがキー操作部のキートップと一
体成形されているものである。In the microphone mounting structure for a portable electronic device according to the present invention, the spacer is formed integrally with the key top of the key operation unit.
【０００８】[0008]
【作用】マイクを取り付けるマイクホルダと、該ホルダ
に挿入されるスペーサとからなり、前記スペーサにマイ
クを嵌合する携帯用電子機器において、マイクが嵌合さ
れるスペーサの底部に内径方向に次第に肉薄になる環状
リブを設けた。寸法公差に起因して、取り付けるマイク
が大きく（高く）できている時は環状リブがつぶれるよ
うになっており、マイクが小さく（低く）できている時
も環状リブがマイクに接触するので、マイク及びスペー
サの公差にかかわらず、すき間があいて音抜けすること
がなくなる。In a portable electronic device comprising a microphone holder for mounting a microphone and a spacer inserted into the holder, in the portable electronic device in which the microphone is fitted to the spacer, the thickness of the microphone is gradually reduced at the bottom of the spacer in which the microphone is fitted. Is provided. Due to dimensional tolerances, when the microphone to be attached is large (high), the annular rib is crushed, and when the microphone is small (low), the annular rib contacts the microphone. Regardless of the tolerance of the spacer and the spacer, there is no gap and no sound is lost.
【０００９】[0009]
【発明の実施の形態】以下図面に基づいて本発明の実施
例を説明する。図１は本発明に係る携帯用電子機器のマ
イク取付構造の一実施例であり、ハンディトランシーバ
に実施した場合を示す。なお、図３及び図４の従来例の
構成要素と同じ構成要素は同じ符号を付して説明する。
図１（Ａ）に示すように、ハンディトランシーバは、種
々の機能を実行するための各種電気部品を搭載したプリ
ント基板３を表側筐体１と裏側筐体２からなるプラスチ
ック等で成形されたハウジングに内蔵して構成されてい
る。表側筐体１には、表示パネル５、電源キー６、テン
キーなどを含む操作キー７、孔８等が備えられている。
プリント基板３に搭載されている電気部品は、例えば、
マイク４、表示装置（例えば液晶表示装置）９、キース
イッチ１０等が固定されている。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an embodiment of a microphone mounting structure for a portable electronic device according to the present invention, and shows a case where the present invention is applied to a handy transceiver. The same components as those of the conventional example shown in FIGS. 3 and 4 are denoted by the same reference numerals and described.
As shown in FIG. 1 (A), the handy transceiver comprises a printed circuit board 3 on which various electric components for performing various functions are mounted, which is formed of a plastic material or the like including a front housing 1 and a rear housing 2. It is built in. The front housing 1 is provided with a display panel 5, a power key 6, operation keys 7 including numeric keys, holes 8, and the like.
The electrical components mounted on the printed circuit board 3 are, for example,
A microphone 4, a display device (for example, a liquid crystal display device) 9, a key switch 10, and the like are fixed.
【００１０】また、図１（Ｂ）に示すように、表側筐体
１の裏側にはマイクホルダ１３が一体成形されており、
また、スピーカ１１と、キートップ１２、ゴム製スペー
サ１４及び電源キー６とが取り付けられている。キート
ップ１２、ゴム製スペーサ１４及び電源キー６は、図１
（Ｃ）に示すようにゴム製であり一体成形されている。
スペーサ１４は、図１（Ｄ）に示すように、鍔部１４ａ
及び円筒部１４ｂからなり、円筒部１４ｂには小径部１
４ｃが形成され、鍔部１４ａには大径部１４ｄが形成さ
れている。また、大径部１４ｄの底部には、内径方向に
向かって次第に肉薄になるように環状リブ１４ｅが形成
されている。As shown in FIG. 1B, a microphone holder 13 is integrally formed on the back side of the front case 1,
Further, a speaker 11, a key top 12, a rubber spacer 14, and a power key 6 are attached. The key top 12, the rubber spacer 14, and the power key 6 are shown in FIG.
As shown in (C), it is made of rubber and is integrally molded.
As shown in FIG. 1D, the spacer 14 has a flange 14a.
And a cylindrical portion 14b.
4c is formed, and a large diameter portion 14d is formed on the flange portion 14a. An annular rib 14e is formed at the bottom of the large diameter portion 14d so as to become gradually thinner in the inner diameter direction.
【００１１】本発明の特徴部分は、上記のスペーサ１４
の構造にあり、特に環状リブ１４ｅを設けた点にある。
この環状リブ１４ｅより、マイク４及びスペーサ１４の
外形公差にかかわらず、すき間があいて音抜けすること
がなくなる。すなわち、環状リブ１４ｅの高さを適宜設
定することによって、マイク４が大きく（高く）できて
いる時は、図２（Ａ）に示すようにマイク４の表面が環
状リブ１４ａにぶつかって環状リブ１４ｅがつぶれるよ
うになっており、マイク４が小さく（低く）できている
時は、図２（Ｂ）に示すように環状リブ１４ｅがマイク
４の表面から離れないようになっている。また、マイク
４の取り付け位置を操作キー８の近くに配置したので、
キートップ１２とスペーサ１４を一体成形品とすること
ができた。The feature of the present invention is that the spacer 14
In particular, in that an annular rib 14e is provided.
Due to the annular rib 14e, there is no gap and no sound is lost regardless of the outer shape tolerance of the microphone 4 and the spacer 14. That is, by appropriately setting the height of the annular rib 14e, when the microphone 4 is made large (high), the surface of the microphone 4 collides with the annular rib 14a as shown in FIG. When the microphone 4 is made small (low), the annular rib 14e does not separate from the surface of the microphone 4 as shown in FIG. 2B. Also, since the microphone 4 is mounted near the operation key 8,
The key top 12 and the spacer 14 could be formed as an integral product.
【００１２】以上述べたように、マイク及びスペーサの
公差にかかわらず音抜けが防止できる。また、スペーサ
をキートップと一体化することにより部品点数を削減で
き、工数を削減できる。As described above, sound omission can be prevented regardless of the tolerance of the microphone and the spacer. Also, by integrating the spacer with the keytop, the number of parts can be reduced, and the number of steps can be reduced.
【００１３】[0013]
【発明の効果】本発明によれば、音抜けが防止できるマ
イク取付構造が得られる。According to the present invention, a microphone mounting structure capable of preventing sound omission can be obtained.
【図１】本発明に係る携帯用電子機器のマイク取付構造
の一実施例であり、ハンディトランシーバに実施した場
合を示し、（Ａ）は分解斜視図、（Ｂ）は表側筐体の裏
面斜視図、（Ｃ）はスペーサとキートップの一体成形品
の斜視図、（Ｄ）は部分断面図である。FIG. 1 is an embodiment of a microphone mounting structure of a portable electronic device according to the present invention, showing a case where the present invention is applied to a handy transceiver, (A) is an exploded perspective view, and (B) is a rear perspective of a front housing. FIG. 1C is a perspective view of an integrally molded product of a spacer and a keytop, and FIG. 1D is a partial sectional view.
【図２】マイク取付構造の断面図であり、（Ａ）は大き
なマイクの取り付け時、（Ｂ）は小さなマイクの取り付
け時を示す。FIGS. 2A and 2B are cross-sectional views of a microphone mounting structure, in which FIG. 2A shows a state in which a large microphone is mounted, and FIG.
【図３】従来の携帯用電子機器のマイク取付構造の一例
を示す部分斜視図である。FIG. 3 is a partial perspective view showing an example of a microphone mounting structure of a conventional portable electronic device.
【図４】従来のマイク取付構造の断面図であり、（Ａ）
は大きなマイクの取り付け時、（Ｂ）は小さなマイクの
取り付け時を示す。FIG. 4 is a sectional view of a conventional microphone mounting structure, and FIG.
Shows a case where a large microphone is attached, and (B) shows a case where a small microphone is attached.
１ 表側筐体 ２ 裏側筐体 ３ プリント基板 ４ マイク ５ 表示パネル ６ 電源キー ７ 操作キー ８ 孔 ９ 表示装置 １０ キースイッチ １１ スピーカ １２ キートップ １３ マイクホルダ １４ スペーサ REFERENCE SIGNS LIST 1 front case 2 back case 3 printed circuit board 4 microphone 5 display panel 6 power key 7 operation key 8 hole 9 display device 10 key switch 11 speaker 12 key top 13 microphone holder 14 spacer
───────────────────────────────────────────────────── フロントページの続き (72)発明者 松本 俊哉 東京都渋谷区道玄坂１丁目14番６号 株式 会社ケンウッド内 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Toshiya Matsumoto 1-14-6 Dogenzaka, Shibuya-ku, Tokyo Kenwood Co., Ltd.
Claims (2)
ホルダに挿入されるスペーサとからなり、前記スペーサ
にマイクを嵌合する携帯用電子機器において、前記スペ
ーサはマイクが嵌合される大径部と、該大径部の底部に
内径方向に向かって次第に肉薄になるように形成された
環状リブとを備えていることを特徴とする携帯用電子機
器のマイク取付構造。1. A portable electronic device comprising a microphone holder for mounting a microphone and a spacer inserted into the holder, wherein the spacer has a large-diameter portion into which the microphone is fitted. A microphone mounting structure for a portable electronic device, comprising: a bottom portion of the large-diameter portion; and an annular rib formed so as to become gradually thinner toward the inner diameter direction.
はキー操作部のキートップと一体成形されていることを
特徴とする携帯用電子機器のマイク取付構造。2. The microphone mounting structure for a portable electronic device according to claim 1, wherein the spacer is formed integrally with the key top of the key operation unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03336297A JP3444744B2 (en) | 1997-01-31 | 1997-01-31 | Microphone mounting structure for portable electronic devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP03336297A JP3444744B2 (en) | 1997-01-31 | 1997-01-31 | Microphone mounting structure for portable electronic devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10224878A true JPH10224878A (en) | 1998-08-21 |
| JP3444744B2 JP3444744B2 (en) | 2003-09-08 |
Family
ID=12384484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP03336297A Expired - Lifetime JP3444744B2 (en) | 1997-01-31 | 1997-01-31 | Microphone mounting structure for portable electronic devices |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3444744B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007194708A (en) * | 2006-01-17 | 2007-08-02 | Nikon Corp | Camera and electronic equipment |
-
1997
- 1997-01-31 JP JP03336297A patent/JP3444744B2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007194708A (en) * | 2006-01-17 | 2007-08-02 | Nikon Corp | Camera and electronic equipment |
| JP4735277B2 (en) * | 2006-01-17 | 2011-07-27 | 株式会社ニコン | Cameras and electronics |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3444744B2 (en) | 2003-09-08 |
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