JPH0864291A - Modular jack - Google Patents
Modular jackInfo
- Publication number
- JPH0864291A JPH0864291A JP6198665A JP19866594A JPH0864291A JP H0864291 A JPH0864291 A JP H0864291A JP 6198665 A JP6198665 A JP 6198665A JP 19866594 A JP19866594 A JP 19866594A JP H0864291 A JPH0864291 A JP H0864291A
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- terminals
- case
- crushed
- protrusions
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/405—Securing in non-demountable manner, e.g. moulding, riveting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/60—Contacts spaced along planar side wall transverse to longitudinal axis of engagement
- H01R24/62—Sliding engagements with one side only, e.g. modular jack coupling devices
- H01R24/64—Sliding engagements with one side only, e.g. modular jack coupling devices for high frequency, e.g. RJ 45
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、モジュラージャック、
特に、電話機、ファクシミリ等の電子機器に使用され、
該電子機器と電話回線等を接続するためのモジュラージ
ャクに関する。BACKGROUND OF THE INVENTION The present invention relates to a modular jack,
Especially used for electronic devices such as telephones, facsimiles,
The present invention relates to a modular jack for connecting the electronic device to a telephone line or the like.
【０００２】[0002]
【従来の技術と課題】従来より、モジュラージャックと
して、ハウジングに端子用溝を設け、爪部を有した端子
をこの溝に圧入することによって爪部を溝の内壁面に圧
接させ、端子をハウジングに固定する構造のものが知ら
れていた。しかしながら、爪部の圧接力のみでは固持力
が弱く、機械的外力が端子にかかった際に、端子がぐら
ついたり、溝から外れる場合があった。2. Description of the Related Art Conventionally, as a modular jack, a groove for a terminal is provided in a housing, and a terminal having a claw portion is press-fitted into this groove so that the claw portion is pressed against an inner wall surface of the groove, and the terminal is provided in the housing. It was known that the structure was fixed to. However, the holding force is weak only with the pressure contact force of the claw portion, and when a mechanical external force is applied to the terminal, the terminal may wobble or come off the groove.
【０００３】また、これとは別に、端子をハウジングに
インサートモールドして固定する構造も考えられる。こ
の構造によれば端子をハウジングに堅固に固定すること
ができるが、高価な製造設備が必要であり、製造コスト
のアップを招くという問題があった。そこで、本発明の
課題は、製造コストが安価で、端子がハウジングに堅固
に固定されたモジュラージャックを提供することにあ
る。In addition to this, a structure in which the terminal is insert-molded and fixed to the housing is also conceivable. According to this structure, the terminal can be firmly fixed to the housing, but there is a problem that expensive manufacturing equipment is required and the manufacturing cost is increased. Therefore, an object of the present invention is to provide a modular jack which is inexpensive to manufacture and whose terminals are firmly fixed to the housing.
【０００４】[0004]
【課題を解決するための手段と作用】以上の課題を解決
するため、本発明に係るモジュラージャックは、ハウジ
ングに並設された複数の突部の間に端子を嵌め、前記突
部をつぶして前記端子の所定の部分を前記つぶされた突
部にて被覆して固定したことを特徴とする。突部をつぶ
す方法としては、例えば機械的に押しつぶしたり、加熱
して溶かしてつぶす方法が採られる。In order to solve the above problems, in the modular jack according to the present invention, a terminal is fitted between a plurality of protrusions arranged side by side in the housing, and the protrusions are crushed. It is characterized in that a predetermined portion of the terminal is covered and fixed by the crushed protrusion. As a method of crushing the protrusion, for example, a method of mechanically crushing or a method of melting by heating and crushing is adopted.
【０００５】以上の構成により、端子をハウジングに取
り付ける際には複数の突部は位置決め用のガイドとして
利用し得る。そして、端子の所定部分がつぶされた突部
によって被覆され、ハウジングに堅固に固定される。With the above structure, the plurality of protrusions can be used as positioning guides when the terminal is attached to the housing. Then, a predetermined portion of the terminal is covered with the crushed protrusion, and is firmly fixed to the housing.
【０００６】[0006]
【実施例】以下、本発明に係るモジュラージャックの一
実施例について添付図面を参照して説明する。図１に示
すように、モジュラージャックは、本体１とコンデンサ
アレイ２５と、カバー３０と、アースバンド３５にて構
成されている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the modular jack according to the present invention will be described below with reference to the accompanying drawings. As shown in FIG. 1, the modular jack includes a main body 1, a capacitor array 25, a cover 30, and an earth band 35.
【０００７】本体１は、図１ないし図４に示すように、
ケース２、接触端子１４、リード端子１５及びフィルタ
素子２０にて構成されている。ケース２は、ＰＰＳ樹脂
等の樹脂材から一体成形したもので、図４の右側に開口
した相手プラグ５０が挿入される挿入口３を有してい
る。図２に示すように、側壁面４ａには接触端子用溝５
とリード端子用溝６がそれぞれの端部を近接させて設け
られている。この溝５，６は接触端子１４とリード端子
１５の位置決めのために利用される。溝５，６の端部に
は、先端部が鋭角状の突部１２が設けられている。側壁
面４ａの下部には矩形状の突部１０がリード端子１５を
間に嵌め込むことができる間隔で複数個一列に並設され
ている。さらに、ケース２の上面４ｂの両縁部にも矩形
状の突部８，９がそれぞれ接触端子１４を間に嵌め込む
ことができる間隔で複数個一列に並設されている。The main body 1 is, as shown in FIGS. 1 to 4,
The case 2, the contact terminal 14, the lead terminal 15, and the filter element 20 are included. The case 2 is integrally molded from a resin material such as PPS resin and has an insertion port 3 into which the mating plug 50 opened on the right side of FIG. 4 is inserted. As shown in FIG. 2, the contact terminal groove 5 is formed on the side wall surface 4a.
And the lead terminal groove 6 are provided so that their ends are close to each other. The grooves 5 and 6 are used for positioning the contact terminal 14 and the lead terminal 15. At the ends of the grooves 5 and 6, a projection 12 having a sharp tip is provided. In the lower portion of the side wall surface 4a, a plurality of rectangular protrusions 10 are arranged in a line in a row so that the lead terminals 15 can be fitted therein. Further, a plurality of rectangular protrusions 8 and 9 are also arranged in a row on both edges of the upper surface 4b of the case 2 at intervals so that the contact terminals 14 can be fitted therein.
【０００８】接触端子１４及びリード端子１５は、図３
及び図４に示すように、りん青銅等のばね性を有する導
電性のフープ材を打ち抜いて形成される。接触端子１４
及びリード端子１５のそれぞれの一方の端部１４ａ，１
５ａには突部１２を挿通するための穴１４ｃ，１５ｃが
設けられている。これらの端子１４，１５はめっき処理
を施した後、所定の部分をケース２の側壁面４ａに設け
た溝５，６に圧入される。端子１４，１５の一方の端部
１４ａ，１５ａは近接して配置され、端部１４ａ，１５
ａに設けた穴１４ｃ，１５ｃに突部１２が挿通される。
接触端子１４はケース２の上面４ｂに沿うように折り曲
げられ、突部９をガイドにして突部９間に嵌め込まれ
る。さらに、接触端子１４は、突部８をガイドにして突
部８間に嵌め込まれた後、突条４ｃに沿って折り曲げら
れ、他端部１４ｂを挿入口３の内部に臨ませる。これに
よって挿入口３に挿入された相手方プラグ５０が接触端
子１４に電気的に接触する。一方、リード端子１５は他
端部１５ｂが突部１０をガイドにして突部１０間に嵌め
込まれ、ケース２の底面から下方へ導出される。この他
端部１５ｂは図示しない電子機器の回路基板の電極へ接
続するための端子として機能する。The contact terminal 14 and the lead terminal 15 are shown in FIG.
Further, as shown in FIG. 4, it is formed by punching out a conductive hoop material having a spring property such as phosphor bronze. Contact terminal 14
And one end 14a, 1 of each of the lead terminals 15
5a is provided with holes 14c and 15c for inserting the projection 12. After the terminals 14 and 15 are plated, predetermined portions are press-fitted into the grooves 5 and 6 provided on the side wall surface 4a of the case 2. One ends 14a and 15a of the terminals 14 and 15 are arranged close to each other, and the ends 14a and 15
The protrusion 12 is inserted into the holes 14c and 15c provided in a.
The contact terminals 14 are bent along the upper surface 4b of the case 2, and are fitted between the protrusions 9 using the protrusions 9 as guides. Further, the contact terminal 14 is fitted between the protrusions 8 using the protrusions 8 as guides, and then bent along the protrusions 4c so that the other end 14b faces the inside of the insertion opening 3. As a result, the mating plug 50 inserted into the insertion port 3 electrically contacts the contact terminal 14. On the other hand, the other end 15b of the lead terminal 15 is fitted between the protrusions 10 using the protrusions 10 as a guide, and is led out downward from the bottom surface of the case 2. The other end portion 15b functions as a terminal for connecting to an electrode of a circuit board of an electronic device (not shown).
【０００９】次に、突部８，９，１０を、機械的に押し
つぶしたり、あるいは、半田ごて等で加熱溶融してつぶ
し、図３に示すように、つぶされた突部８，９，１０に
て端子１４，１５の所定の部分を被覆して堅固にケース
２に固定する。同様に、突部１２もつぶしてきのこ状に
し、図５に示すように端子１４，１５の端部１４ａ，１
５ａを堅固にケース２に固定する。このような固定構造
の端子１４，１５の固持力を測定すると、約３５０ｇで
あった。これに対して、爪部による圧接力のみの従来の
固定構造の端子の固持力は約７０ｇであった。Next, the protrusions 8, 9, 10 are mechanically crushed, or heated and melted with a soldering iron or the like to be crushed. As shown in FIG. 3, the crushed protrusions 8, 9, A predetermined portion of the terminals 14 and 15 is covered with 10 and firmly fixed to the case 2. Similarly, the protrusion 12 is also crushed into a mushroom shape, and the end portions 14a, 1 of the terminals 14, 15 are formed as shown in FIG.
5a is firmly fixed to the case 2. When the holding force of the terminals 14 and 15 having such a fixed structure was measured, it was about 350 g. On the other hand, the terminal holding force of the conventional fixing structure, which is only the pressure contact force by the claw portion, was about 70 g.
【００１０】フィルタ素子２０は端子１４，１５の端部
１４ａ，１５ａに半田にて電気的に接続されている。フ
ィルタ素子２０としては、高周波ノイズを除去するため
のインダクタ等が使用される。コンデンサアレイ２５は
誘電体基板の表面に共通電極２６を形成し、裏面にライ
ン数に応じた個別電極（図示せず）を形成したものであ
る。コンデンサアレイ２５の個別電極はケース２の上面
４ｂで接触端子１４と導通し、共通電極２６は後述のア
ースバンド３５と導通する。The filter element 20 is electrically connected to the ends 14a and 15a of the terminals 14 and 15 by soldering. As the filter element 20, an inductor or the like for removing high frequency noise is used. In the capacitor array 25, a common electrode 26 is formed on the front surface of a dielectric substrate, and individual electrodes (not shown) corresponding to the number of lines are formed on the back surface. The individual electrodes of the capacitor array 25 are electrically connected to the contact terminals 14 on the upper surface 4b of the case 2, and the common electrode 26 is electrically connected to an earth band 35 described later.
【００１１】アースバンド３５は導電性金属材からな
り、左右一対の側片３６と連結片３９とで構成され、側
片３６の下半分をケース２の側部に設けた溝部７に挿通
させることにより小突起３７が溝部７の内面に食い込み
ケース２に固定される。このアースバンド３５はケース
２に固定された状態において、連結片３９が前記コンデ
ンサアレイ２５の共通電極２６に圧接する。また、アー
スバンド３５は溝部７から下方に突出した爪部３８が図
示しない回路基板の穴に突入し、回路基板に設けたアー
スラインに半田付けされる。これにて、コンデンサアレ
イ２５の共通電極２６がアースバンド３５を介して電子
機器のアースラインに接続されることとなる。The earth band 35 is made of a conductive metal material and is composed of a pair of left and right side pieces 36 and a connecting piece 39. The lower half of the side piece 36 is inserted into the groove portion 7 provided in the side portion of the case 2. Thus, the small protrusion 37 bites into the inner surface of the groove portion 7 and is fixed to the case 2. When the earth band 35 is fixed to the case 2, the connecting piece 39 is pressed against the common electrode 26 of the capacitor array 25. Further, the earth band 35 has a claw portion 38 protruding downward from the groove portion 7 protruding into a hole of a circuit board (not shown) and soldered to an earth line provided on the circuit board. As a result, the common electrode 26 of the capacitor array 25 is connected to the earth line of the electronic device via the earth band 35.
【００１２】カバー３０は、図１に示すように、樹脂材
から一体成形したもので、本体１に被せられ、接触端子
１４、コンデンサアレイ２５及びフィルタ素子２０を被
覆する。なお、本発明に係るモジュラージャックは前記
実施例に限定するものではなく、その要旨の範囲内で種
々に変形することができる。As shown in FIG. 1, the cover 30 is integrally molded from a resin material, is covered on the main body 1, and covers the contact terminals 14, the capacitor array 25 and the filter element 20. The modular jack according to the present invention is not limited to the above embodiment, but can be variously modified within the scope of the gist thereof.
【００１３】ケースに取り付けられる端子は、図６に示
すように、爪部３１を任意の位置に設けた端子３０であ
ってもよい。この端子３０をケースの端子用溝に圧入す
ることによって爪部３１が端子用溝の内面に圧接し、端
子３０がケースにより堅固に固定される。また、前記実
施例では、ケース２の側壁面４ａに端子用溝５，６を設
けているが、この溝５，６を必ずしも設ける必要はな
い。同様に、ケース２の側壁面４ａに設けている突部１
２と端子１４，１５に設けた穴１４ｃ，１５ｃ、並びに
突部８，９も仕様によっては省略することができる。さ
らに、端子は、前記実施例のように接触端子とリード端
子に分離したタイプではなく、これら２種類の端子の機
能を併せ持つ一体化したタイプであってもよい。The terminal attached to the case may be a terminal 30 provided with a claw portion 31 at an arbitrary position, as shown in FIG. By press-fitting the terminal 30 into the terminal groove of the case, the claw portion 31 is pressed against the inner surface of the terminal groove, and the terminal 30 is firmly fixed to the case. Further, in the above embodiment, the terminal grooves 5 and 6 are provided on the side wall surface 4a of the case 2, but the grooves 5 and 6 are not necessarily provided. Similarly, the protrusion 1 provided on the side wall surface 4 a of the case 2
2 and the holes 14c and 15c provided in the terminals 14 and 15 and the protrusions 8 and 9 may be omitted depending on the specifications. Further, the terminal may be an integrated type having the functions of these two types of terminals instead of the type in which the contact terminal and the lead terminal are separated as in the above embodiment.
【００１４】[0014]
【発明の効果】以上の説明で明らかなように、本発明に
よれば、ハウジングに複数の突部を並設し、この突部を
ガイドにして突部の間に端子を嵌めることができ、端子
の位置決めが容易になる。そして、つぶされた突部にて
前記端子の所定部分を被覆して固定したので、端子の固
持力がアップする。しかも、高価な製造設備を必要とし
ないのでインサートモールドによる端子固定構造と比較
して安価なコストでモジュラージャックを製造すること
ができる。As is apparent from the above description, according to the present invention, it is possible to arrange a plurality of protrusions on the housing side by side and use the protrusions as guides to fit the terminals between the protrusions. Positioning of terminals becomes easy. Then, since the predetermined portion of the terminal is covered and fixed with the crushed protrusion, the holding force of the terminal is increased. Moreover, since no expensive manufacturing equipment is required, the modular jack can be manufactured at a lower cost than the terminal fixing structure by insert molding.
【図１】本発明に係るモジュラージャックの一実施例を
示す分解斜視図。FIG. 1 is an exploded perspective view showing an embodiment of a modular jack according to the present invention.
【図２】図１に示されたケースの斜視図。FIG. 2 is a perspective view of the case shown in FIG.
【図３】図２に示されたケースに接触端子及びリード端
子が取り付けられた状態を示す斜視図。3 is a perspective view showing a state in which a contact terminal and a lead terminal are attached to the case shown in FIG.
【図４】図１に示されたモジュラージャックの断面図。FIG. 4 is a cross-sectional view of the modular jack shown in FIG.
【図５】図２に示されたケースにリード端子が取り付け
られた状態を示す一部拡大断面図。5 is a partially enlarged cross-sectional view showing a state in which lead terminals are attached to the case shown in FIG.
【図６】端子の変形例を示す平面図。FIG. 6 is a plan view showing a modified example of the terminal.
２…ケース ８，９，１０…突部 １４…接触端子 １５…リード端子 2 ... Cases 8, 9, 10 ... Protrusions 14 ... Contact terminals 15 ... Lead terminals
Claims (1)
に端子を嵌め、前記突部をつぶして前記端子の所定の部
分を前記つぶされた突部にて被覆して固定したことを特
徴とするモジュラージャック。1. A terminal is fitted between a plurality of protrusions arranged side by side on a housing, the protrusion is crushed, and a predetermined portion of the terminal is covered with the crushed protrusion to be fixed. Characteristic modular jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6198665A JPH0864291A (en) | 1994-08-23 | 1994-08-23 | Modular jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6198665A JPH0864291A (en) | 1994-08-23 | 1994-08-23 | Modular jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0864291A true JPH0864291A (en) | 1996-03-08 |
Family
ID=16395014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6198665A Pending JPH0864291A (en) | 1994-08-23 | 1994-08-23 | Modular jack |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0864291A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000150082A (en) * | 1998-11-04 | 2000-05-30 | Japan Aviation Electronics Industry Ltd | Multi-core coaxial connector |
| KR100685510B1 (en) * | 2001-03-27 | 2007-02-27 | 주식회사 케이티 | Modular jack with connecting cover |
-
1994
- 1994-08-23 JP JP6198665A patent/JPH0864291A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000150082A (en) * | 1998-11-04 | 2000-05-30 | Japan Aviation Electronics Industry Ltd | Multi-core coaxial connector |
| KR100685510B1 (en) * | 2001-03-27 | 2007-02-27 | 주식회사 케이티 | Modular jack with connecting cover |
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