JPH0729644A - Connector - Google Patents
ConnectorInfo
- Publication number
- JPH0729644A JPH0729644A JP5222036A JP22203693A JPH0729644A JP H0729644 A JPH0729644 A JP H0729644A JP 5222036 A JP5222036 A JP 5222036A JP 22203693 A JP22203693 A JP 22203693A JP H0729644 A JPH0729644 A JP H0729644A
- Authority
- JP
- Japan
- Prior art keywords
- metal electrode
- plug
- terminal
- contact
- jack
- 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.)
- Pending
Links
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、テープレコーダー、ラ
ジオ受信機等の音響機器等に使用されるヘッドホン用の
接続プラグとそれに接続される接続ジャックとから構成
される接続装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting device composed of a connecting plug for headphones used in audio equipment such as a tape recorder and a radio receiver, and a connecting jack connected to the connecting plug.
【0002】[0002]
【従来の技術】近年、テープレコーダー、ラジオ受信機
等の音響機器等は、益々小型化、多機能化され、そのた
めより小型化されたプラグとジャックとより構成される
接続装置の開発が余儀なくされている。2. Description of the Related Art In recent years, audio equipment such as tape recorders and radio receivers have become smaller and more multifunctional, which has forced development of smaller connecting devices composed of plugs and jacks. ing.
【0003】この要請に応えるべく、従来、イヤホン又
はヘッドホンには、そのコードの中継部に音声以外に機
器本体の他機能を操作できるリモートコントロールのた
めの操作装置及びジャックの口金部に接触するリング状
の接続端子を備えた接続装置が提案されている。In order to meet this demand, conventionally, in an earphone or a headphone, a ring for contacting an operating device for remote control and a jack cap portion for operating other functions of the main body of the device other than voice in a relay portion of the cord. There has been proposed a connection device having a connection terminal in the shape of a ring.
【0004】前記接続装置は、ジャックの口金部を接続
端子とすることで部品点数を削減しコストを低減させる
と共に、ジャックに対してプラグが回転自在に構成され
接触の安定性、及び接続装置の小型化を図るという点に
おいては一応満足したものであるが、その反面接点端子
が金属電極部に接点状に当接しているので、例えばプラ
グに外力が加わると接点がずれ、安定した接続を保持で
きず、また、プラグとジャック内壁間の隙間の存在によ
りスペース面で無駄があるという問題点があった。In the connection device, the cap portion of the jack is used as a connection terminal to reduce the number of parts and the cost, and the plug is configured to be rotatable with respect to the jack so that the contact is stable and the connection device has a stable connection. Although it is satisfactory in terms of downsizing, the contact terminal, on the other hand, contacts the metal electrode part in a contact shape, so if external force is applied to the plug, the contact will shift and a stable connection will be maintained. There is a problem in that it is not possible, and there is a waste of space due to the existence of a gap between the plug and the inner wall of the jack.
【0005】そこで、本発明は上記従来技術の有する問
題点を除去するために、プラグに接点端子との被係合部
を設けて接点端子との安定的な接続を保持し、且つ機器
のより小型化、多機能化に対応し得る超小型化された接
続装置を提供することを目的とするものである。Therefore, in order to eliminate the above-mentioned problems of the prior art, the present invention provides the plug with a portion to be engaged with the contact terminal to maintain a stable connection with the contact terminal, and It is an object of the present invention to provide an ultra-miniaturized connecting device that can be made smaller and have more functions.
【0006】[0006]
【課題を解決するための手段】上記目的を達成するため
に本発明接続装置においては、異径の略円柱状金属電極
部間に絶縁体を介在させて音声信号用の2つの接点を設
け、前記金属電極部に接点端子に設けた接続突起と係合
接続し得る被係合部を設けたプラグと、ボディの対向内
側壁に接点端子板を、該接点端子板と各々連設されてい
る弾性端子が切離自在となり、且つ前記金属電極部は前
記弾性端子と接続し、前記絶縁体は前記弾性端子に当接
されるように対設すると共に、前記被係合部で前記金属
電極部と係合接続するバネ性を有する接続端子板を一体
に設けたジャックとより構成されている。To achieve the above object, in the connection device of the present invention, two contacts for audio signals are provided by interposing an insulator between substantially cylindrical metal electrode parts having different diameters. A plug having an engaged portion capable of engaging and connecting with a connection protrusion provided on a contact terminal is provided on the metal electrode portion, and a contact terminal plate is provided continuously on the inner wall facing the body. The elastic terminal is separable, the metal electrode portion is connected to the elastic terminal, the insulator is provided so as to abut against the elastic terminal, and the metal electrode portion is engaged with the engaged portion. And a jack integrally provided with a connection terminal plate having a spring property for engaging and connecting with.
【0007】又、小径の金属電極部に被係合部を設け
て、弾性端子と係合接続し得るようにすると抜去力が高
まり好適である。Further, it is preferable to provide a small-diameter metal electrode portion with an engaged portion so that the elastic terminal can be engaged with and connected to the elastic terminal so that the removal force is increased.
【0008】更に、プラグにバネ性を有するリング状の
接続端子を金属電極部の根本周囲に一体的に取り付け、
ジャックの差込部に前記リング状の接続端子と接続する
口金状の接続端子を取り付けることも考えられる。Further, a ring-shaped connecting terminal having a spring property is attached to the plug integrally around the base of the metal electrode portion,
It is also conceivable to attach a cap-shaped connection terminal that connects to the ring-shaped connection terminal to the insertion portion of the jack.
【0009】[0009]
【作用】プラグをジャックに挿入する前は、接点端子板
が接続し、音声信号を流している。プラグを挿入する
と、一方の接点端子は金属電極部と接続し、他方の接点
端子は絶縁体と当接して別の回路を形成し、スイッチの
切替作用をなす。[Operation] Before the plug is inserted into the jack, the contact terminal plate is connected and the audio signal is sent. When the plug is inserted, one of the contact terminals is connected to the metal electrode portion, and the other contact terminal abuts the insulator to form another circuit, which functions as a switch.
【0010】金属電極部に被係合部を設け弾性接点端子
と係合接続すると、安定的な接続状態を保持する。When the metal electrode portion is provided with an engaged portion and is engaged and connected to the elastic contact terminal, a stable connection state is maintained.
【0011】[0011]
【実施例】以下、本発明の好適な実施例について図を参
照にして説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of the present invention will be described below with reference to the drawings.
【0012】図1は本発明接続装置を示す斜視図、図2
は本発明接続装置におけるジャックの分解説明図、図3
は断面図、図4及び図5はジャックにプラグを挿入した
状態を示す断面図である。これらの図に示されるジャッ
クJについて先ず説明する。FIG. 1 is a perspective view showing the connecting device of the present invention, and FIG.
3 is an exploded explanatory view of the jack in the connection device of the present invention, FIG.
Is a sectional view, and FIGS. 4 and 5 are sectional views showing a state in which a plug is inserted into a jack. First, the jack J shown in these figures will be described.
【0013】1は合成樹脂製箱形のボディで、その前端
面には前方に突出するプラグPの差込部2を設け、後端
面は開放し、着脱自在な蓋板3を取り付けている。4
は、ボディ1内部の音声信号用のバネ性を有する接点端
子板であって、蓋板3の背面凹部5及び上端凹部6に這
わせて嵌合させると共に、蓋板3の上端縁より僅かばか
り下方に傾斜させてボディ1内に嵌装している。接点端
子板4の先端下面にはプラグPに当接するための接続突
起7を形成している。音声信号用接点端子板8は、基板
9と、この基板9より内側方に傾斜し外端を彎曲させて
プラグに当接するための彎曲プラグ当接部10を設けた
弾性端子11とを連設して構成されている。音声信号用
接点端子板8は、前記ボディ1の左側面内側に基板9を
沿わせて嵌挿定着させている。音声信号用接点端子板1
2は、基板13と連設されかつ内側方に傾斜する弾性端
子14とより構成されている。音声信号用接点端子板1
2は、ボディ1の右側面内側に基板13を沿わせて嵌挿
定着し、弾性端子14の先端部15と前記彎曲プラグ当
設部10とが接離自在に形成されている。Reference numeral 1 is a box-shaped body made of synthetic resin, in which a front end face is provided with an insertion portion 2 of a plug P projecting forward, a rear end face is opened, and a detachable lid plate 3 is attached. Four
Is a spring-loaded contact terminal plate for voice signals inside the body 1, which fits into the rear recess 5 and the upper end recess 6 of the cover plate 3 and is slightly larger than the upper edge of the cover plate 3. It is fitted in the body 1 while being inclined downward. A connection protrusion 7 for contacting the plug P is formed on the lower surface of the tip of the contact terminal plate 4. The audio signal contact terminal plate 8 includes a substrate 9 and an elastic terminal 11 which is inclined inward from the substrate 9 and is provided with a curved plug contact portion 10 for bending the outer end and contacting the plug. Is configured. The audio signal contact terminal plate 8 is fitted and fixed on the inside of the left side surface of the body 1 along the substrate 9. Audio signal contact terminal board 1
2 is composed of an elastic terminal 14 which is connected to the substrate 13 and is inclined inward. Audio signal contact terminal board 1
2, the base plate 13 is fitted and fixed along the inside of the right side surface of the body 1, and the distal end portion 15 of the elastic terminal 14 and the curved plug abutting portion 10 are formed so as to be freely contactable and separable.
【0014】一方、前記ジャックJに接続する音声信号
用のプラグPは、プラグPの基端部より段部を設けて異
径の略円柱状金属電極部16、17を連設し、該金属電
極部16、17を分離する絶縁体18を金属電極部16
の先端に配置すると共に、金属電極部16には、絶縁体
18の近傍に前記接続突起7が係合する傾斜面19、2
0よりなる切込み21を周方向に沿って形成している。
22は把手である。On the other hand, the audio signal plug P connected to the jack J is provided with a stepped portion from the base end portion of the plug P, and the substantially cylindrical metal electrode portions 16 and 17 having different diameters are connected in series to form a metal. The insulator 18 that separates the electrode portions 16 and 17 is connected to the metal electrode portion 16.
Of the inclined surfaces 19 and 2 of the metal electrode portion 16 which engage with the connection protrusion 7 in the vicinity of the insulator 18.
A notch 21 of 0 is formed along the circumferential direction.
22 is a handle.
【0015】前記プラグPを前記ジャックJに接続しな
い場合においては、彎曲プラグ当接部10と先端部15
が当接し、接点端子12より接点端子8に音声信号を流
している。前記プラグPを前記ジャックJに接続する
と、金属電極部17により接点端子8、12は離れ、接
点端子12の先端部15は絶縁体18に当接して接点端
子8、12間に音声信号は流れない。接点端子4が金属
電極部16の切込み21と当接し、接点端子4から接点
端子8に信号を流す。When the plug P is not connected to the jack J, the curved plug contact portion 10 and the tip portion 15 are provided.
Contact each other, and an audio signal is sent from the contact terminal 12 to the contact terminal 8. When the plug P is connected to the jack J, the contact terminals 8 and 12 are separated by the metal electrode portion 17, the tip portion 15 of the contact terminal 12 contacts the insulator 18, and an audio signal flows between the contact terminals 8 and 12. Absent. The contact terminal 4 comes into contact with the notch 21 of the metal electrode portion 16 and causes a signal to flow from the contact terminal 4 to the contact terminal 8.
【0016】次に前記図1〜図4に示されるジャックに
使用される他のプラグの実施例について図6を参照にし
て説明する。説明を簡単にするために図1、図3及び図
4と同様の作用をなす部分は同一符号で説明する。本実
施例では、内端を絶縁体18と連設し、先端になるに従
い小径なテーパに形成した金属電極部17の先端に、前
記金属電極部17の先端よりも大径なる円柱状の先端部
23を連設し、金属電極部17と先端部23との間に周
方向に沿って切込み24を設けている。他の構成は上述
したプラグの実施例と全く同様である。Another embodiment of the plug used in the jack shown in FIGS. 1 to 4 will be described with reference to FIG. In order to simplify the explanation, the same reference numerals are given to the portions having the same operations as those in FIGS. 1, 3 and 4. In the present embodiment, the inner end is connected to the insulator 18, and the tip of the metal electrode portion 17 formed into a taper having a smaller diameter toward the tip has a cylindrical tip having a diameter larger than that of the metal electrode portion 17. The portion 23 is continuously provided, and a notch 24 is provided along the circumferential direction between the metal electrode portion 17 and the tip portion 23. The other structure is exactly the same as the embodiment of the plug described above.
【0017】本実施例におけるプラグをジャックに挿入
すると、切込み24に彎曲プラグ当接部10が、切込み
21に接続突起7が係合し、抜去力を高めている。When the plug of this embodiment is inserted into the jack, the curved plug abutting portion 10 engages with the notch 24 and the connecting projection 7 engages with the notch 21 to enhance the removal force.
【0018】図7に示される実施例においては、接点端
子4、8、12とは別に、ジャックの差込部2の外周に
口金状の接続端子25を取り付けている。他の構成は前
述の図1〜図4に示されるジャックと全く同様である。In the embodiment shown in FIG. 7, in addition to the contact terminals 4, 8 and 12, a cap-shaped connection terminal 25 is attached to the outer periphery of the insertion portion 2 of the jack. The other structure is exactly the same as that of the jack shown in FIGS.
【0019】図8は前述の図7に示されるジャックに使
用するプラグを示す実施例であって、ジャックJの口金
状の接続端子25と対向するバネ性を有するリング状の
接続端子26が金属電極部16の根本周囲に一体的に取
り付けられている。FIG. 8 is an embodiment showing a plug used in the jack shown in FIG. 7 described above, in which a ring-shaped connection terminal 26 having a spring property facing the base connection terminal 25 of the jack J is made of metal. It is integrally attached around the base of the electrode portion 16.
【0020】本実施例においては、ジャックJにプラグ
Pを挿入すると、多極プラグ、即ち金属電極部はジャッ
クJの内部の音声信号用端子4、11、14にリング状
接続端子26は口金状接続端子25に夫々接続される。In this embodiment, when the plug P is inserted into the jack J, the multi-pole plug, that is, the metal electrode portion is connected to the audio signal terminals 4, 11 and 14 inside the jack J and the ring-shaped connection terminal 26 is shaped like a cap. The connection terminals 25 are respectively connected.
【0021】[0021]
【発明の効果】請求項1記載の発明は、接点端子をすべ
てバネ性を有する材料とし、プラグを挿入すると接点端
子が金属電極部と絶縁体に夫々当接し、スイッチ回路を
オープンにする構造としているので、超小形ジャックで
もプラグを挿入した場合に接点端子と金属電極部間の接
点のずれが極めて少なくなり安定的なスイッチ回路を構
成するという効果がある。According to the first aspect of the present invention, the contact terminals are all made of a material having a spring property, and when the plug is inserted, the contact terminals come into contact with the metal electrode portion and the insulator, respectively, to open the switch circuit. Therefore, even if the plug is inserted even in the microminiature jack, the displacement of the contact between the contact terminal and the metal electrode portion is extremely reduced, and a stable switch circuit is constructed.
【0022】請求項2記載の発明は、金属電極部に接点
端子と係合する被係合部を形成しているので小形化によ
る抜去力の低下を防止し、機密に接続させることにより
抜去力をより高めるという効果がある。According to the second aspect of the present invention, since the metal electrode portion is formed with the engaged portion that engages with the contact terminal, the removal force is prevented from lowering due to the miniaturization, and the removal force is achieved by connecting to the secret. Has the effect of increasing the
【0023】請求項3記載の発明はリング状の接続端子
を設けた超小形単頭プラグとそれに対応した口金状の接
続端子を有する超小形ジャックを形成することにより、
ステレオ対応のヘッドホンやイヤホンとマイクを有する
ヘッドセット等にも対応が可能であるという効果があ
る。又、一部の内装している接点端子を取り外すことに
より超小形ヘッドホンジャックや超小形イヤホンジャッ
クとして使用し得るという効果がある。According to the third aspect of the present invention, by forming a microminiature single-headed plug provided with a ring-shaped connection terminal and a microminiature jack having a corresponding cap-shaped connection terminal,
There is an effect that it can be applied to stereo-compatible headphones or a headset having an earphone and a microphone. Further, there is an effect that it can be used as a microminiature headphone jack or a microminiature earphone jack by removing a part of the internal contact terminals.
【図1】本発明の一実施例における接続装置を示す斜視
図である。FIG. 1 is a perspective view showing a connection device according to an embodiment of the present invention.
【図2】本発明の一実施例におけるジャックの分解図で
ある。FIG. 2 is an exploded view of a jack according to an embodiment of the present invention.
【図3】本発明の一実施例におけるジャックの断面図で
ある。FIG. 3 is a sectional view of a jack according to an embodiment of the present invention.
【図4】本発明の一実施例におけるジャックの断面図で
ある。FIG. 4 is a sectional view of a jack according to an embodiment of the present invention.
【図5】本発明の一実施例におけるジャックの断面図で
ある。FIG. 5 is a sectional view of a jack according to an embodiment of the present invention.
【図6】本発明の一実施例におけるプラグの斜視図であ
る。FIG. 6 is a perspective view of a plug according to an embodiment of the present invention.
【図7】本発明の一実施例におけるジャックにおいて、
口金状の接点端子の取付状態を示す図である。FIG. 7 shows a jack according to an embodiment of the present invention,
It is a figure which shows the attachment state of the mouthpiece-shaped contact terminal.
【図8】本発明の一実施例における接続装置を示す斜視
図である。FIG. 8 is a perspective view showing a connection device according to an embodiment of the present invention.
1 ボディ 2 差込部 4、8、12 接点端子板 11、14 弾性端子 15 先端部 16、17 金属電極部 18 絶縁体 23 先端部 25 口金状の接続端子 26 リング状の接続端子 P プラグ J ジャック DESCRIPTION OF SYMBOLS 1 body 2 insertion part 4,8,12 contact terminal plate 11,14 elastic terminal 15 tip part 16,17 metal electrode part 18 insulator 23 tip part 25 cap-shaped connection terminal 26 ring-shaped connection terminal P plug J jack
Claims (3)
に絶縁体18を介在させて音声信号用の2つの接点を設
け、前記金属電極部16に接点端子4に設けた接続突起
7と係合接続し得る被係合部を設けたプラグPと、ボデ
ィ1の対向内側壁に接点端子板8、12を、該接点端子
板8、12と各々連設されている弾性端子11、14が
接離自在となり、且つ前記金属電極部17は前記弾性端
子11と接続し、前記絶縁体18は前記弾性端子14に
当接されるように対設すると共に、前記被係合部で前記
金属電極部16と係合接続するバネ性を有する接続端子
板4を一体に設けたジャックJとより構成されたことを
特徴とする接続装置。1. A connection protrusion provided on the contact terminal 4 on the metal electrode portion 16 by providing two contacts for an audio signal with an insulator 18 interposed between the substantially cylindrical metal electrode portions 16 and 17 having different diameters. 7, a plug P provided with an engaged portion that can be engaged and connected with the contact terminal 7, contact terminal plates 8 and 12 on opposite inner side walls of the body 1, and elastic terminals 11 connected to the contact terminal plates 8 and 12, respectively. , 14 can be freely contacted and separated, the metal electrode portion 17 is connected to the elastic terminal 11, and the insulator 18 is provided so as to abut against the elastic terminal 14, and at the engaged portion. A connection device comprising a jack J integrally provided with a connection terminal plate 4 having a spring property for engaging and connecting with the metal electrode portion 16.
に絶縁体18を介在させて音声信号用の2つの接点を設
け、前記金属電極部16に接点端子4の接続突起7と係
合接続し得る被係合部を設け、前記金属電極部17の先
端には弾性端子11と係合し得る被係合部を設けたプラ
グPと、ボディIの対向内側壁に接点端子板8、12と
各々連設されている弾性端子11、14が接離自在とな
り、且つ該弾性端子11が前記金属電極部17の被係合
部に係合接続し、前記弾性端子14は前記絶縁体18に
当接するように前記接点端子板8、12を対設すると共
に、前記金属電極部16に設けられた被係合部で係合接
続するバネ性を有する接続端子板4を一体に設けたジャ
ックJとより構成されてなることを特徴とする接続装
置。2. Two contact points for audio signals are provided by interposing an insulator 18 between substantially cylindrical metal electrode portions 16 and 17 having different diameters, and the metal electrode portion 16 is provided with a connection protrusion 7 of a contact terminal 4. A plug P provided with an engaged portion capable of engaging and connecting and provided with an engaged portion capable of engaging with the elastic terminal 11 at the tip of the metal electrode portion 17, and a contact terminal plate on the inner wall facing the body I. The elastic terminals 11 and 14 which are respectively provided in series with 8 and 12 can freely come into contact with and separate from each other, and the elastic terminals 11 are engaged and connected to the engaged portions of the metal electrode portion 17, and the elastic terminals 14 are insulated from each other. The contact terminal plates 8 and 12 are provided so as to come into contact with the body 18, and a connection terminal plate 4 having a spring property for engaging and connecting with an engaged portion provided on the metal electrode portion 16 is integrally provided. And a jack J.
グ状の接続端子26を金属電極部16の根本周囲に一体
的に取り付けたプラグPと、前記リング状の接続端子2
6と接続する口金状の接続端子25を差込部2の外周に
取り付けたジャックJとより構成されてなる請求項1又
は2記載の接続装置。3. A plug P in which a ring-shaped connection terminal 26 having a spring property is integrally attached as a third contact around the base of the metal electrode portion 16, and the ring-shaped connection terminal 2
The connection device according to claim 1 or 2, comprising a jack J having a cap-shaped connection terminal 25 connected to the connector 6 attached to the outer circumference of the insertion portion 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5222036A JPH0729644A (en) | 1993-07-12 | 1993-07-12 | Connector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5222036A JPH0729644A (en) | 1993-07-12 | 1993-07-12 | Connector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0729644A true JPH0729644A (en) | 1995-01-31 |
Family
ID=16776086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5222036A Pending JPH0729644A (en) | 1993-07-12 | 1993-07-12 | Connector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0729644A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1008520A1 (en) | 1998-12-11 | 2000-06-14 | KOHAN KOGYO Co., Ltd. | Tool for tightening and melt-adhering a strap |
-
1993
- 1993-07-12 JP JP5222036A patent/JPH0729644A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1008520A1 (en) | 1998-12-11 | 2000-06-14 | KOHAN KOGYO Co., Ltd. | Tool for tightening and melt-adhering a strap |
US6338375B1 (en) | 1998-12-11 | 2002-01-15 | Kohan Kogyo Co., Ltd. | Tool for tightening and melt-adhering a strap |
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