JPS60205977A - Connector unit - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 産業上の利用分野 不発りｊはＯＡ機器、制御機器、電子計算機、端末機器
等、電子機器全般に利用されるコネクタ装置６に関する
ものである。DETAILED DESCRIPTION OF THE INVENTION The industrial field of application relates to a connector device 6 used in general electronic equipment such as office automation equipment, control equipment, electronic computers, terminal equipment, and the like.

従来例の構成とその問題点 従来から６種電子機器内あるいは機器問接続用コネクタ
としてプリント基板をプラグ側とし利用する直接型コネ
クタは広い分野で多く使用されてきた。Conventional Structures and Problems Direct type connectors, which utilize a printed circuit board as a plug side, have been widely used in a wide range of fields as connectors for connection within six types of electronic devices or between devices.

近年は電子機器の小型化、複合化、多様化に従かいコネ
クタ装置の小型化、挿抜寿命の向上などの強い請求があ
る。In recent years, as electronic equipment has become smaller, more complex, and more diverse, there has been a strong demand for smaller connector devices and longer mating/unmating life.

以−ド第１図〜第２図を参照しながら従来のコネクタ装
置について説明する。A conventional connector device will now be described with reference to FIGS. 1 and 2.

第１図には従来例の分解斜視図を示し、第２図にＱ」同
コネクタ装置の完成状態の内部拡大断面図を示す。以１
・°にその構成の詳細を説明する。FIG. 1 shows an exploded perspective view of a conventional example, and FIG. 2 shows an enlarged internal sectional view of the completed connector device. Below 1
・Details of its configuration are explained below.

１はｈ種電気回路が配線されたプリント基板である。２
は−に記プリント基板１の端部に印刷等で形成された接
触子である。３はコネクタ装置の絶縁ハウジング、４は
同コネクタ装置のコネクタ端子で上記絶縁ハウジング３
のプリント基板挿入溝頂点６，６′は接触部、７はこの
接触部６，６′を構成するスリットで、８は突起であり
上記絶縁ハウジング３の底面に形成した孔９に圧入固定
される。1 is a printed circuit board on which an h-type electric circuit is wired. 2
is a contact formed on the end of the printed circuit board 1 by printing or the like. 3 is an insulating housing of the connector device; 4 is a connector terminal of the connector device; and 4 is a connector terminal of the connector device.
The apexes 6, 6' of the printed circuit board insertion grooves are contact portions, 7 is a slit constituting the contact portions 6, 6', and 8 is a protrusion which is press-fitted into a hole 9 formed on the bottom surface of the insulating housing 3. .

１０はコネクタ端子４の端末部でプリント基板１２に形
成された孔１３に貫通し半田１４により接続される。10 is a terminal portion of the connector terminal 4 that penetrates a hole 13 formed in a printed circuit board 12 and is connected by solder 14.

以」二の構成によりコネクタ装置を介して電気回路の形
成されたプリント基板１と１２の電気的接続が成される
。With the above two configurations, electrical connection between printed circuit boards 1 and 12 on which electric circuits are formed is established via the connector device.

このような従来のコネクタ装置においては、コネクタサ
イズの低背化が困難、プリント基板１とコネクタ端子４
の摺動距離ｔの微小化が困難である等の欠点があった。In such conventional connector devices, it is difficult to reduce the connector size, and the printed circuit board 1 and connector terminals 4
There were drawbacks such as difficulty in miniaturizing the sliding distance t.

以下に第１図〜第４図を参照しながらその詳細を説Ｉ：
！１１する。The details are explained below with reference to Figures 1 to 4:
! 11.

従来のコネクタ装置においてはプリント基板１の挿入時
に接触部６，６′にｊ＋＆度な変位ｍｌδと接触圧力Ｗ
を得るために梁の長さＳに制約が生じ絶縁ハウジング３
の高さＨの低背化が困難であった。In the conventional connector device, when the printed circuit board 1 is inserted, the contact portions 6, 6' are subjected to a displacement mlδ of j+& degrees and a contact pressure W.
In order to obtain
It was difficult to reduce the height H.

第３図ｒ／ｉ１端を固定した片持梁の図であり、Ｗが接
触圧力、δがＷによって生じる変位ｉ？！’、、Ｓが梁
の長さである。第４図は上記梁の接触圧力ー変位曲線で
あり、ａは梁の長さが適度に長い時、ｂは梁の長さをａ
より短かくした時を示す。Ｗａ、Ｗｂｉｊａ、ｂそれぞ
れの変位量のバラツキΔδにより生じる接触圧力のバラ
ツキを示す。即ちＳを短かくする程変位量のバラツキに
よる接触圧力への影響が大きくなりコネクタ装置の特性
を害する。故に従来例のコネクタ装置においてはコネク
タ装置の、１、％さＨの低背化が困難であった。Figure 3 is a diagram of a cantilever beam with the r/i1 end fixed, where W is the contact pressure and δ is the displacement i? caused by W? ! ', , S is the length of the beam. Figure 4 shows the contact pressure-displacement curve of the beam, where a is when the beam length is moderately long, and b is when the beam length is a
Indicates when it is shorter. It shows the variation in contact pressure caused by the variation Δδ in the displacement amounts of Wa, Wbija, and b. That is, as S becomes shorter, the influence of variation in the amount of displacement on the contact pressure increases, which impairs the characteristics of the connector device. Therefore, in the conventional connector device, it has been difficult to reduce the height of the connector device by 1.0%.

父、プリント基板１の挿入深さＬはプリント基板１の装
イ二′１時の安定性を考慮し設定されるが、従来のコネ
クタ装置では第２図に示すＳ寸法がプリント基板１とコ
ネクタ端子４の接触部６，６′との４；ｉｉ　ｄｉＩＩ
ｋ！ｌ　情１１になる。この摺動距離は接触部の寿命と
相関があり、すなわち、摺動距１１１１＃が長い程コネ
クタＭｉｊ子４やプリント基板１の接触子２の接触部に
生じる摩耗量が多くコネクタ装置の挿抜寿命の劣化につ
ながる。故にＳを小さくすることが耐摩耗に有効である
が、プリント基板１の挿入深さＬを小さくするとプリン
ト基板１の安定性を害し、また接触部６，６′の高さＳ
を小さくすることは上述の接触圧力ー変位曲線の関係で
いずれも困難である。The insertion depth L of the printed circuit board 1 is set considering the stability of the printed circuit board 1 when it is installed, but in the conventional connector device, the S dimension shown in Fig. 2 is the distance between the printed circuit board 1 and the connector. 4 with contact portions 6, 6' of terminal 4; ii diII
k! l Become emotional 11. This sliding distance is correlated with the lifespan of the contact part, that is, the longer the sliding distance 1111#, the more wear occurs on the contact part of the connector Mij element 4 and the contact element 2 of the printed circuit board 1, and the longer the insertion/extraction life of the connector device. leading to deterioration. Therefore, reducing S is effective for wear resistance, but reducing the insertion depth L of the printed circuit board 1 impairs the stability of the printed circuit board 1, and also reduces the height S of the contact portions 6, 6'.
It is difficult to reduce the above-mentioned contact pressure-displacement curve.

発り１の１」的 本発明は」二記欠点に鑑み、コネクタサイズの低背化及
び挿抜寿命の向−Ｅを図ったコネクタ装置を提供するも
のである。SUMMARY OF THE INVENTION In view of the above-mentioned drawbacks, the present invention provides a connector device which is designed to reduce the height of the connector and increase the insertion and removal life.

発り１の構成 、に記１ミ１的を達するために本発明のコネクタ装置は
コネクタ端子に−Ｌ部より中央部をプリント基板挿入方
向と同一ノｊ向にり起して弓状に何曲させた舌片を備え
、この舌片の弓状都頂点をプリント基板との接触ｉ／１
４とし、先端）警１モを絶縁ハウジングのプリント基板
挿入溝底部に形成した突１いに体重させ、１、記プリン
ト基板の挿入時に生じる変（１′／方自と同一方向Ｋ　
Ｆ　（＋ｉｉｉタワミをもたせた４１η成とし、このイ
１１４成により低背サイズの中で梁の長さを紹：持し、
かつ、接触部を下部へ下げることができ摺動距離の微小
化を図り耐挿抜寿命のすぐれたコネクタ装置を提供し得
る。In order to achieve the purpose described in 1.1, the connector device of the present invention has a connector terminal with a central part raised from the -L part in the same direction as the direction of insertion of the printed circuit board, and an arched shape. A curved tongue piece is provided, and the arcuate apex of this tongue piece is brought into contact with the printed circuit board at i/1.
4, put the weight of the tip (1) on the protrusion 1 formed at the bottom of the printed circuit board insertion groove of the insulating housing, and press the tip (1) in the same direction as the tip (1') that occurs when inserting the printed circuit board.
F (41η structure with +iii deflection, and this I114 structure introduces the length of the beam in a low profile size.
In addition, the contact portion can be lowered to the bottom, the sliding distance can be miniaturized, and a connector device with excellent insertion and removal resistance can be provided.

実施例の説明 本発明の実施例について第６図〜第７図と共に説りＪす
る。DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be explained with reference to FIGS. 6 and 7.

第５図は本発明のコネクタ装置の分解斜視図を示し、第
６図は同コネクタ装置のコネクタ端子の拡大図、第７図
は同コネクタ装置の完成状態の内部拡大断面図を示す。FIG. 5 shows an exploded perspective view of the connector device of the present invention, FIG. 6 shows an enlarged view of a connector terminal of the connector device, and FIG. 7 shows an enlarged internal sectional view of the connector device in a completed state.

以下にその構成の詳細を説１月する。The details of its configuration are explained below.

１６はコネクタ端子であり、上部より中央部を弓状に彎
曲させた舌片１６を形成し、更に上部には連結部１８が
設けられ、この連結部１８の下端にｔまＶ字状の溝１９
を設け、コネクタ端子１６を絶縁ハウジング２２に挿入
すると同時に折曲し分Ｎ１される。１７は上記弓状舌片
１６の頂点であり接触部である。２０はコネクタ端子１
６の端末部、２１Ｖ１この端末部２０の上部に設けた突
起で絶縁ハウジング２２の底面に形成した孔２９に圧入
される。Reference numeral 16 denotes a connector terminal, which has a tongue piece 16 whose central part is arched from the upper part, and furthermore, a connecting part 18 is provided at the upper part, and a V-shaped groove is formed at the lower end of this connecting part 18. 19
is provided, and is bent by N1 at the same time as the connector terminal 16 is inserted into the insulating housing 22. Reference numeral 17 is the apex of the arcuate tongue piece 16, which is a contact portion. 20 is connector terminal 1
The terminal portion of No. 6, 21V1, is press-fitted into the hole 29 formed in the bottom surface of the insulating housing 22 by a protrusion provided on the upper part of this terminal portion 20.

」１記絶縁ハウジング２２にはプリント基板３゜の挿入
ｉ（ｑ　２３か形成され、プリント基板３ｏがこの挿入
γｌ’ｌｉ　２３に挿入される。２４は仕すＪで挿入ａ
Ｉ■２３に沿って多数形成されている。又、１−記プリ
ント基板３ｏの挿入ｊｊｔ４’　２　ｓの底面には突起
２８゜２Ｂ’が形成され、」−記舌片１６の先端部がＡ
、Ａ’力方向幾分たわみながらコネクタ端子１５を植設
している。即ち予備タワミをもたせ、コネクタ端子１５
の並びを良好にすると共にプリント基板３０の挿入角θ
を均一にかつ、小さくし、プリント基板３０の挿入時の
抵抗を緩和させている。1. In the insulating housing 22, a printed circuit board 3° is inserted i (q 23), and a printed circuit board 3o is inserted into this insertion γl'li 23.
A large number of them are formed along I-23. In addition, a protrusion 28°2B' is formed on the bottom surface of the inserted printed circuit board 3o, and the tip of the tongue piece 16 is aligned with A.
, A' The connector terminal 15 is implanted while being slightly bent in the direction of the force. That is, the connector terminal 15 is provided with a spare deflection.
In addition to improving the alignment of the printed circuit board 30, the insertion angle θ
is made uniform and small, thereby reducing the resistance when inserting the printed circuit board 30.

２．５　、２５’は収利用ソバ、２．６．２６’はこの
収１・１川ツバ２５，２−５に設けた収伺孔、２７は一
定極数ごとに形成した極数マークである。2.5, 25' are the harvested buckwheat noodles, 2.6.26' are the collecting holes provided in the collars 25, 2-5, and 27 are the pole number marks formed for each fixed number of poles. be.

３１はプリント基板であり、上記コネクタ端子１６の端
末部２ｏと半１」１３２により接続される。Reference numeral 31 denotes a printed circuit board, which is connected to the terminal portion 2o of the connector terminal 16 by a half 1'' 132.

以」−のように本発明の実施例によれば、中央にｒ弓状
の′ｔ７ノ起し舌片１６を形成し、その頂点を接触３ｉ
　１７とし、その上部の端末部２０を絶縁ハウジング２
２のプリント基板挿入溝２３の底部の突起２８．２８’
に係止させて予備タワミをもたせることにより次のよう
な効果を得ることができる。According to the embodiment of the present invention, as shown in FIG.
17, and its upper terminal part 20 is connected to an insulating housing 2.
2.Protrusion 28.28' at the bottom of printed circuit board insertion groove 23
The following effects can be obtained by locking it to provide a preliminary sway.

■　コネクタ端子１５の低背化が１１Ｊ’　Ｅで更にコ
ネクタ装置の低背化が可能となる。(11J'E) allows the height of the connector terminal 15 to be reduced further, making it possible to further reduce the height of the connector device.

■　−Ｊ−記■により材料費を節減できろう（３Ｉ　プ
リント基板３０への接触部１７を従来より下部に、役定
することができ、従ってプリント基板３ｏとコネクタ端
子１６の摺りＪ距離が小さくなり耐挿抜寿命のすぐれた
コネクタ装置を提ｆ共し得る。■ −J− Note ■ will save material costs (3I The contact part 17 to the printed circuit board 30 can be placed lower than before, so the sliding distance between the printed circuit board 3o and the connector terminal 16 is small. Therefore, it is possible to provide a connector device with an excellent insertion and removal life.

（イ）　コネクタ端子１６の舌片１６の先端部を絶縁ハ
ウジングの突起２８．２８’に係止させることで、コネ
クタ端子１６の並びを良好にし、且、プリント基板挿入
角度θを小さくしプリント基板３０の挿入時の抵抗力を
小さくし接触面の重化を少なくし耐挿抜寿命のすぐれた
コネクタ装置を梶１共し得る。故に貴金属メッキの薄厚
化も１す能てコスト合理化に有効である。(a) By locking the tips of the tongue pieces 16 of the connector terminals 16 to the protrusions 28 and 28' of the insulating housing, the connector terminals 16 can be aligned well, and the printed circuit board insertion angle θ can be reduced, so that the printed circuit board can be inserted easily. It is possible to provide a connector device which reduces the resistance force when inserting the connector 30, reduces the weight of the contact surface, and has an excellent insertion/removal life. Therefore, it is possible to reduce the thickness of precious metal plating, which is effective for cost rationalization.

発り１の効果 以りのように本発明はコネクタ端子に上部より中央部を
弓状に切起した舌片を形成することで、コネクタサイズ
の低背化、材料費の節減が達成でき、更に接触部Ｉｉ従
来より下部になり摺動距離をより小さくてき接妙部の摩
耗を少なくし耐挿抜寿命のすぐれたコネクタ装置を提供
し得る。故にコネクタ端子の貴金属メッキ（Ａｕ）の薄
厚化もげ能となりコスト合理化にも貢献できるなとの効
果をもち、実Ｉｌｌ的仙百直の犬なるものである。As per the effect of the first aspect, the present invention can reduce the height of the connector size and reduce the material cost by forming a tongue piece in which the center part is cut and raised in an arcuate shape from the upper part of the connector terminal. Furthermore, the contact portion Ii is located lower than in the past, and the sliding distance is smaller, thereby reducing wear on the contact portion and providing a connector device with excellent insertion and removal resistance life. Therefore, it has the effect of reducing the thickness of the precious metal plating (Au) on the connector terminal, contributing to cost rationalization, and is a real world's best friend.

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来のコネクタ装置の分解斜視図、第２図は回
内部拡大断面図、第３図は動作を説り１するための片持
梁の説明図、第４図は回片持粱の接触圧力ー変位曲線図
、第６図は不発ＥＪ、ｌのコネクタ装置の一実施例の分
解ケ１視図、第６図は同コネクタ装置の端子拡大図、第
７図は同コネクタ装置の内部拡大断面図である。 １５・・・・・・コネクタ端子、１６・・・・・・舌片
、１７・・・接触部、２ｏ・・・・・・端末１９り、２
１・・・・・・突起、２２・・・・・絶縁ハウジング、
２３・・・・・・プリント基板挿入溝、２４・・・・・
・仕ｔ７Ｊ、２６．２５’・・・・・・収１・１用ツバ
、２６．２６’・・・・・・収１・１孔、２７・・・・
・・極数マーク、２８・・・・・突、１す、３０．３１
・・・・・・プリントノ＋（板。 第１図 第２図１ 第３図 第　４　図 第５図 第６図Fig. 1 is an exploded perspective view of a conventional connector device, Fig. 2 is an enlarged cross-sectional view of the inside of the supra, Fig. 3 is an explanatory diagram of a cantilever for explaining the operation, and Fig. 4 is an explanatory diagram of a cantilever for explaining the operation. Fig. 6 is an exploded view of an embodiment of the unexploded EJ connector device, Fig. 6 is an enlarged view of the terminals of the same connector device, and Fig. 7 is an exploded view of the connector device of the same connector device. It is an internal enlarged sectional view. 15... Connector terminal, 16... Tongue piece, 17... Contact portion, 2o... Terminal 19, 2
1...Protrusion, 22...Insulating housing,
23... Printed circuit board insertion groove, 24...
・Specification t7J, 26.25'...Brim for accommodation 1/1, 26.26'...Accommodation 1/1 hole, 27...
・Pole number mark, 28...Tsu, 1 Su, 30.31
・・・・・・Print + (board. Fig. 1 Fig. 2 Fig. 1 Fig. 3 Fig. 4 Fig. 5 Fig. 6

Claims (1)

【特許請求の範囲】[Claims] 方形の絶縁体の上面に長手方向に沿ってプリント基板挿
入溝を設けた絶縁・・ウジングと、−１−記プリント基
板挿入溝に治って植設され、」二足プリント基板の挿入
方向と同一方向に上部より中央部を１７Ｊ起して弓状に
彎曲した舌片を形成し、上記舌片の弓状部頂点を上記プ
リント基板との接触部とし、％；ｒ喘部を」１記絶縁・
・ウジングのプリント載板挿入！ｉｆｆ底部に形成した
突１尼に係干させ、上記プリント基板の挿入時に生じる
変位方向と同一方向に−Ｆ　ｆｌｉｉｉタワミをもたせ
たコネクタ端子とを備えたコネクタ装置。An insulating housing has a printed circuit board insertion groove along the longitudinal direction on the top surface of a rectangular insulator. The central part is raised 17J from the upper part in the direction to form an arched tongue piece, the apex of the arched part of the tongue piece is the contact part with the printed circuit board, and the part is insulated.・
・Using print board inserted! 1. A connector device comprising a connector terminal which is attached to a protrusion 1 formed at the bottom of an inverter and has a -F fliii deflection in the same direction as the direction of displacement that occurs when the printed circuit board is inserted.