JPH0650483A - Pipe fitting - Google Patents
Pipe fittingInfo
- Publication number
- JPH0650483A JPH0650483A JP4200941A JP20094192A JPH0650483A JP H0650483 A JPH0650483 A JP H0650483A JP 4200941 A JP4200941 A JP 4200941A JP 20094192 A JP20094192 A JP 20094192A JP H0650483 A JPH0650483 A JP H0650483A
- Authority
- JP
- Japan
- Prior art keywords
- socket
- spring ring
- plug
- groove
- portions
- 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
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
- F16L37/088—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of a split elastic ring
- F16L37/0885—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of a split elastic ring with access to the split elastic ring from a radial or tangential opening in the coupling
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、洗面化粧台や流し台に
おける水用配管の接続に使用する管継手に関するもので
ある。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pipe joint used for connecting water pipes in a vanity or sink.
【０００２】[0002]
【従来の技術】従来、洗面化粧台や流し台における水用
配管としては銅管が使われていることが多い。その際の
管継手としては図９に示すよう管継手に配管を差し込み
方式である。その構造は、継手本体３０外周に袋ナット
３１が螺合され、内部にパッキン３２、ワッシャー３
３、内径が配管３４外径より少し大きい配管固定リング
３５が配置されたもので、配管３４を該継手本体３０に
挿入し、該袋ナット３１を締め付けることにより、パッ
キン３２を管３４の中心方向に膨出させてシールをする
と同時に、配管固定リング３５も中心方向に押さえつけ
て配管３４を固定するようにしている。2. Description of the Related Art Conventionally, copper pipes are often used as water pipes in vanities and sinks. As a pipe joint at that time, a pipe is inserted into the pipe joint as shown in FIG. The structure is such that a cap nut 31 is screwed onto the outer periphery of the joint body 30, and a packing 32 and a washer 3 are provided inside.
3. A pipe fixing ring 35 having an inner diameter slightly larger than the outer diameter of the pipe 34 is arranged. The pipe 34 is inserted into the joint body 30 and the cap nut 31 is tightened to move the packing 32 toward the center of the pipe 34. At the same time, the pipe fixing ring 35 is pressed toward the center to fix the pipe 34.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、上記の
従来例においては、袋ナット３１を工具により締め付け
る作業が必要であるが、作業場所が洗面化粧台や流し台
の内部であるため、十分な作業スペースがとれず、非常
にやりずらく、且つ作業時間もかかるという問題があっ
た。However, in the above-mentioned conventional example, it is necessary to tighten the cap nut 31 with a tool, but since the working place is inside the vanity or sink, there is a sufficient working space. There was a problem that it was not easy to remove, it was very difficult to do, and it took time to work.
【０００４】本発明は上記の従来例の問題点に鑑みて発
明したものであって、その目的とするところは、簡単な
構成でワンタッチで接続ができ、作業がし易くて作業時
間を要しない管継手を提供するにある。The present invention has been made in view of the above-mentioned problems of the prior art, and the purpose thereof is to enable one-touch connection with a simple structure, which is easy to work and requires no working time. To provide pipe fittings.
【０００５】[0005]
【課題を解決するための手段】上記の従来例の問題点を
解決して本発明の目的を達成するため、本発明の管継手
は、筒状のプラグ１を筒状のソケット２にはめ込んで接
続する管継手において、筒状をしたプラグ１に後方側程
径が大きくなる案内用テーパ部４を設ける共に案内用テ
ーパ部４の後部に係止溝部５を設け、筒状のソケット２
の壁部にソケット２の内外に開口する切り溝６を設け、
ソケット２の外側からソケット２を跨いで切り溝６に挿
入される略Ｕ字状をしたばねリング７を設け、該ばねリ
ング７の切り溝６内に挿入された部分を切り溝６からソ
ケット２内部に突入させて弾性係止部８とし、ソケット
２内部に挿入されたプラグ１の係止溝部５にばねリング
７の弾性係止部８を係止して成る構成とした。In order to solve the problems of the above-mentioned conventional examples and to achieve the object of the present invention, in the pipe joint of the present invention, a tubular plug 1 is fitted in a tubular socket 2. In the connecting pipe joint, a tubular plug 1 is provided with a guiding taper portion 4 having a diameter that increases toward the rear side, and a locking groove portion 5 is provided in the rear portion of the guiding taper portion 4 to form a tubular socket 2
The kerf 6 that opens inside and outside the socket 2 is provided on the wall of the
A substantially U-shaped spring ring 7 that is inserted into the cut groove 6 from the outside of the socket 2 across the socket 2 is provided, and the portion of the spring ring 7 that is inserted into the cut groove 6 is cut from the cut groove 6 to the socket 2 The elastic locking portion 8 is made to project inside and the elastic locking portion 8 of the spring ring 7 is locked in the locking groove portion 5 of the plug 1 inserted in the socket 2.
【０００６】そして、略Ｕ字状をしたばねリング７の両
脚部９の対向する部分にそれぞれ対向する部分が凹とな
った弧状をした弾性係止部８を設け、両脚部９の弾性係
止部８の先方の部分にそれぞれ対向する部分が凹となっ
た弧状をした抜け止め用凹状部１０を設ける構成とする
ことが好ましい。また、基部１１の両端部からそれぞれ
脚部９を突設して略Ｕ字状をしたばねリング７を構成
し、基部１１を脚部９に対して略直角方向に略コ字状に
屈曲した構成とすることも好ましい。Then, arc-shaped elastic locking portions 8 having concave portions are provided at the facing portions of both leg portions 9 of the substantially U-shaped spring ring 7 to elastically lock the both leg portions 9. It is preferable to provide an arc-shaped retaining portion 10 having an arcuate shape in which a portion facing each of the front portions of the portion 8 is recessed. Further, leg portions 9 are provided so as to project from both ends of the base portion 11 to form a substantially U-shaped spring ring 7, and the base portion 11 is bent in a substantially U-shape in a direction substantially perpendicular to the leg portions 9. It is also preferable to have a configuration.
【０００７】[0007]
【作用】しかして、上記のような構成の本発明によれ
ば、筒状をしたプラグ１に後方側程径が大きくなる案内
用テーパ部４を設ける共に案内用テーパ部４の後部に係
止溝部５を設け、筒状のソケット２の壁部にソケット２
の内外に開口する切り溝６を設け、ソケット２の外側か
らソケット２を跨いで切り溝６に挿入される略Ｕ字状を
したばねリング７を設け、該ばねリング７の切り溝６内
に挿入された部分を切り溝６からソケット２内部に突入
させて弾性係止部８とし、ソケット２内部に挿入された
プラグ１の係止溝部５にばねリング７の弾性係止部８を
係止してあることで、ソケット２内にプラグ１を挿入す
ると、案内用テーパ部４にガイドされてばねリング７の
弾性係止部８を押し開きながらプラグ１がソケット２内
にはめ込まれ、弾性係止部８が係止溝部５に至った時点
で弾性係止部８が係止溝部５に弾性的に係止して接続が
なされるものである。そして、本発明によれば、このよ
うなワンタッチによる接続をするに当たり、筒状のソケ
ット２に切り溝６を形成してソケット２の外側からばね
リング７を挿入することで簡単に組み立て構成できるよ
うになったものである。According to the present invention having the above-described structure, however, the tubular plug 1 is provided with the guiding taper portion 4 whose diameter increases toward the rear side and is also locked to the rear portion of the guiding taper portion 4. The groove 5 is provided, and the socket 2 is provided on the wall of the cylindrical socket 2.
Is provided with a kerf 6 that opens inside and outside, and a substantially U-shaped spring ring 7 that is inserted into the kerf 6 from the outside of the socket 2 straddling the socket 2 is provided in the kerf 6 of the spring ring 7. The inserted portion is made to project from the cut groove 6 into the socket 2 to form the elastic locking portion 8, and the elastic locking portion 8 of the spring ring 7 is locked to the locking groove portion 5 of the plug 1 inserted in the socket 2. Therefore, when the plug 1 is inserted into the socket 2, the plug 1 is fitted into the socket 2 while being pushed by the guide taper portion 4 to push open the elastic locking portion 8 of the spring ring 7, and the elastic member When the stopper 8 reaches the engaging groove 5, the elastic engaging portion 8 elastically engages with the engaging groove 5 for connection. Further, according to the present invention, when such a one-touch connection is made, the cut groove 6 is formed in the cylindrical socket 2 and the spring ring 7 is inserted from the outside of the socket 2, so that the assembly can be easily configured. It has become.
【０００８】また、略Ｕ字状をしたばねリング７の両脚
部９の対向する部分にそれぞれ対向する部分が凹となっ
た弧状をした弾性係止部８を設け、両脚部９の弾性係止
部８の先方の部分にそれぞれ対向する部分が凹となった
弧状をした抜け止め用凹状部１０を設ける構成としたも
のにおいては、接続した後何らかの外力が作用して弾性
係止部８が係止溝部５から抜けても、弾性係止部８が抜
けると次の抜け止め用凹状部１０が係止溝部５に弾性的
に係止してそれ以上のばねリング７の抜けが防止され依
然としてばねリング７によるソケット２とプラグ１との
接続が継続されるようになっている。また、ソケット２
にプラグ１をはめ込む前においても、ソケット２からば
ねリング７が外れるのを抜け止め用凹状部１０により行
うことができるようになっている。Further, arc-shaped elastic locking portions 8 each having a concave portion are provided at opposing portions of both leg portions 9 of the substantially U-shaped spring ring 7 so that the both leg portions 9 are elastically retained. In the structure in which the arcuate retaining recesses 10 each having a concave portion are provided at the front portions of the portions 8, the retaining portions 8 are engaged by some external force after connection. Even if the spring ring 7 is pulled out from the stop groove portion 5, when the elastic locking portion 8 is pulled out, the next retaining concave portion 10 is elastically locked in the locking groove portion 5 to prevent the spring ring 7 from further pulling out. The connection between the socket 2 and the plug 1 by the ring 7 is continued. Also, socket 2
Even before the plug 1 is fitted in, the spring ring 7 can be removed from the socket 2 by the retaining recess 10.
【０００９】また、基部１１の両端部からそれぞれ脚部
９を突設して略Ｕ字状をしたばねリング７を構成し、基
部１１を脚部９に対して略直角方向に略コ字状に屈曲し
た構成とすると、小さな力で両脚部９を外に開くことが
できてプラグ１のソケット２への挿入による接続が容易
に行えるようになっている。また、ばねリング７をソケ
ット２に取付ける際にコ字状をした基部１１を指で摘ん
でぐらつかないようにした状態で取付けることができる
ようになっている。Further, leg portions 9 are provided so as to project from both ends of the base portion 11 to form a substantially U-shaped spring ring 7, and the base portion 11 is substantially U-shaped in a direction substantially perpendicular to the leg portions 9. With the bent configuration, both legs 9 can be opened to the outside with a small force, and the connection by inserting the plug 1 into the socket 2 can be easily performed. Further, when the spring ring 7 is attached to the socket 2, the U-shaped base portion 11 can be attached in a state in which the base portion 11 is pinched with fingers so as not to wobble.
【００１０】[0010]
【実施例】以下本発明を添付図面に示す実施例に基づい
て詳述する。図１に示すように銅製のフレキシブルな管
１２の端部に筒状のプラグ１が接続してある。この筒状
のプラグ１は図４に示すように先端部が非テーパ状とな
った小径部１３となっており、小径部１３の後部に後方
側程径が大きくなる案内用テーパ部４を設けてあり、ま
た、プラグ１の案内用テーパ部４の後部に係止溝部５が
周設してある。DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below in detail with reference to the embodiments shown in the accompanying drawings. As shown in FIG. 1, a tubular plug 1 is connected to an end of a flexible pipe 12 made of copper. As shown in FIG. 4, the cylindrical plug 1 has a small diameter portion 13 having a non-tapered tip portion, and a guide tapered portion 4 whose diameter increases toward the rear side is provided at the rear portion of the small diameter portion 13. Further, a locking groove portion 5 is provided around the rear portion of the guide tapered portion 4 of the plug 1.
【００１１】筒状のソケット２は図２に示すように前部
の外周に雄ねじ部１４が刻設してあり、後部の内周部の
奥が小径孔部１５となり、小径孔部１５よりも後部が大
径孔部１６となっている。小径孔部１５の内周部には溝
１８が凹設してあり、この溝１８にＯリング１９がはめ
込んである。そして、この筒状のソケット２の壁部の両
側にソケット２の内外に開口する切り溝６を設けてあ
り、この切り溝６は上記大径孔部１６部分においてソケ
ット２内に開口している。そして、切り溝６は図２に示
すように筒状のソケット２の軸方向と直交する方向に長
く切欠してある。そして、上記の構造のソケット２は他
の管材に接続される。As shown in FIG. 2, the cylindrical socket 2 has a male screw portion 14 engraved on the outer periphery of the front portion thereof, and the inner peripheral portion of the rear portion thereof has a small-diameter hole portion 15 which is smaller than the small-diameter hole portion 15. The rear portion is the large-diameter hole portion 16. A groove 18 is provided in the inner peripheral portion of the small diameter hole portion 15, and an O-ring 19 is fitted in the groove 18. Then, on both sides of the wall portion of the cylindrical socket 2, cut grooves 6 that open to the inside and the outside of the socket 2 are provided, and the cut grooves 6 open inside the socket 2 at the large-diameter hole portion 16 portion. . Then, as shown in FIG. 2, the cut groove 6 is cut long in a direction orthogonal to the axial direction of the cylindrical socket 2. Then, the socket 2 having the above structure is connected to another pipe material.
【００１２】ばねリング７は図３に示すように弾性を有
する線材を略Ｕ字状に屈曲して形成してあり、基部１１
の両端部から基部１１に対して略直角となるように脚部
９を連出して構成してあり、相対向する脚部９の対向す
る部分にそれぞれ対向する部分が凹となった弧状をした
弾性係止部８を設けてある。そして、両脚部９の先端部
は内側に向けて略く字状に屈曲してあって先端屈曲部１
７としてあり、この先端屈曲部１７の屈曲角部が互いに
近接していて、先端屈曲部１７の屈曲角部の距離が両切
り溝６間の距離よりも短くなっている。このような形状
のばねリング７はソケット２の外側からソケット２を跨
いで切り溝６に挿入されるものであって、ばねリング７
の弾性係止部８が切り溝６からソケット２内部に突入さ
せてある。As shown in FIG. 3, the spring ring 7 is formed by bending a wire material having elasticity into a substantially U shape, and has a base portion 11
The leg portions 9 are formed so as to extend from both end portions of the base portion 11 at substantially right angles to the base portion 11, and each leg portion 9 has an arc shape in which opposing portions of the opposing leg portions 9 are concave. An elastic locking portion 8 is provided. The tip portions of both leg portions 9 are bent inward in a substantially V shape, and the tip bending portion 1
7, the bending corners of the tip bending part 17 are close to each other, and the distance between the bending corners of the tip bending part 17 is shorter than the distance between the kerfs 6. The spring ring 7 having such a shape is to be inserted into the cut groove 6 from the outside of the socket 2 while straddling the socket 2.
The elastic locking portion 8 of the above is inserted into the inside of the socket 2 through the cut groove 6.
【００１３】しかして、プラグ１とソケット２とを接続
するに当たっては、ソケット２内にプラグ１を挿入し、
この場合、案内用テーパ部４にガイドされてばねリング
７の弾性係止部８を押し開きながらプラグ１がソケット
２内にはめ込まれ、弾性係止部８が係止溝部５に至った
時点で図１（ａ）（ｂ）のように弾性係止部８が係止溝
部５に弾性的に係止して接続がなされるものである。ま
た、この状態では、プラグ１の先端部の小径部１３がソ
ケット２の小径孔部１５にはめ込まると共にＯリング１
９が小径部１３の外周に弾性的に密着してシールがなさ
れるものである。一方、プラグ１をソケット２から外す
場合には、ばねリング７の一端部である基部１１部分を
プライヤやペンチ等の工具で引っ張る。すると、図５に
示すようにばねリング７の両脚部９の先端部の先端屈曲
部１７の屈曲角部が切り溝６の下端部の縁に乗り上げて
両脚部９が広がり、このことにより弾性係止部８が係止
溝部５から外れるので、この状態でプラグ１を引き抜く
と容易にプラグ１をソケット２から引き抜くことができ
るものである。この場合、完全にばねリング７を引き抜
いてもよいものである。When connecting the plug 1 and the socket 2, the plug 1 is inserted into the socket 2,
In this case, the plug 1 is fitted into the socket 2 while being pushed open by the elastic locking portion 8 of the spring ring 7 while being guided by the guiding taper portion 4, and when the elastic locking portion 8 reaches the locking groove portion 5. As shown in FIGS. 1A and 1B, the elastic locking portion 8 is elastically locked in the locking groove portion 5 for connection. Further, in this state, the small diameter portion 13 of the tip portion of the plug 1 is fitted into the small diameter hole portion 15 of the socket 2 and the O-ring 1
9 is elastically adhered to the outer periphery of the small-diameter portion 13 for sealing. On the other hand, when removing the plug 1 from the socket 2, the base 11 which is one end of the spring ring 7 is pulled by a tool such as pliers or pliers. Then, as shown in FIG. 5, the bent corner of the tip bent portion 17 at the tip of both legs 9 of the spring ring 7 rides up on the edge of the lower end of the kerf 6 and the two legs 9 spread, which causes the elastic members to move. Since the stopper 8 is disengaged from the locking groove 5, the plug 1 can be easily pulled out from the socket 2 by pulling out the plug 1 in this state. In this case, the spring ring 7 may be pulled out completely.
【００１４】図６には本発明の他の実施例が示してあ
り、略Ｕ字状をしたばねリング７の両脚部９の対向する
部分にそれぞれ対向する部分が凹となった弧状をした弾
性係止部８を設けてあり、両脚部９の弾性係止部８の先
方の部分にそれぞれ対向する部分が凹となった弧状をし
た抜け止め用凹状部１０を設けてあり、この抜け止め用
凹状部１０の先端部が先端屈曲部１７となっている。し
かして、この実施例においては、図６（ｂ）の状態にお
いて弾性係止部８が係止溝部５から外れるような外力
（例えば先端屈曲１７の先端を押すような外力）がばね
リング７に作用して弾性係止部８が係止溝部５から外れ
ても、図６（ｃ）に示すように抜け止め用凹状部１０が
プラグ１の係止溝部５に弾入してプラグ１とソケット２
との接続が保たれることになる。この図６（ｃ）の状態
において先端屈曲部１７がソケット２の外面より内側に
位置することで先端屈曲部１７を押そうとする外力が先
端屈曲部１７に作用することがなく、したがって、図６
（ｃ）の状態が保持されて抜けを防止できるものであ
る。また、この実施例においては、また、ソケットにプ
ラグをはめ込む前においても、いったんソケットにばね
リングを取付けた状態ではソケットからばねリングが外
れるのを抜け止め用凹状部１０により行うことができる
ようになっている。FIG. 6 shows another embodiment of the present invention, in which a substantially U-shaped spring ring 7 has an arc-shaped elasticity in which opposed portions of both legs 9 of the spring ring 7 are concave. A locking portion 8 is provided, and an arc-shaped retaining portion 10 having a concave shape is provided at the front portions of the elastic retaining portions 8 of both leg portions 9, respectively. The tip end portion of the concave portion 10 serves as a tip bending portion 17. Therefore, in this embodiment, an external force (for example, an external force that pushes the tip of the tip bend 17) such that the elastic locking portion 8 disengages from the locking groove portion 5 in the state of FIG. 6B is applied to the spring ring 7. Even when the elastic locking portion 8 is disengaged from the locking groove portion 5 due to the action, the retaining recessed portion 10 is inserted into the locking groove portion 5 of the plug 1 as shown in FIG. Two
The connection with will be maintained. In the state of FIG. 6 (c), the tip bending portion 17 is located inside the outer surface of the socket 2, so that an external force for pushing the tip bending portion 17 does not act on the tip bending portion 17, so that 6
The state of (c) is retained so that it can be prevented from coming off. In addition, in this embodiment, even before the plug is fitted into the socket, the retaining ring 10 can prevent the spring ring from coming off the socket once the spring ring is attached to the socket. Has become.
【００１５】図７には本発明の更に他の実施例が示して
あり、この実施例においては、基部１１の両端部からそ
れぞれ脚部９を突設して略Ｕ字状をしたばねリング７を
構成したものにおいて、図７（ａ）（ｂ）に示すように
基部１１を脚部９に対して略直角方向に略コ字状に屈曲
した構成としてある。このように、基部１１を脚部９に
対して略直角方向に略コ字状に屈曲した構成とすると、
図７（ａ）に示す脚部９のＡ方向への開きに対するばね
の反力Ｂが小さくなり、また、小さな力で両脚部９を外
に開くことができてプラグ１のソケット２への挿入によ
る接続が容易に行えるものである。また、このように基
部１１を脚部９に対して略直角方向に略コ字状に屈曲し
た構成とすると、図７（ｃ）に示すようにばねリング７
をソケット２に取付ける際にコ字状をした基部１１を指
で摘んでぐらつかないようにした状態で取付けることが
できるものである。FIG. 7 shows still another embodiment of the present invention. In this embodiment, the leg portions 9 are projected from both ends of the base portion 11 to form a substantially U-shaped spring ring 7. 7A and 7B, the base portion 11 is bent in a substantially U-shape in a direction substantially perpendicular to the leg portion 9 as shown in FIGS. In this way, when the base portion 11 is bent in a substantially U-shape in a direction substantially perpendicular to the leg portion 9,
The reaction force B of the spring with respect to the opening of the leg portion 9 in the A direction shown in FIG. 7 (a) becomes small, and both the leg portions 9 can be opened with a small force to insert the plug 1 into the socket 2. It is easy to connect by. Further, when the base portion 11 is bent in a substantially U-shape in a direction substantially perpendicular to the leg portion 9 as described above, as shown in FIG. 7C, the spring ring 7 is formed.
It is possible to mount it on the socket 2 with the U-shaped base portion 11 pinched with fingers so as not to wobble.
【００１６】[0016]
【発明の効果】本発明にあっては、上述のように、筒状
をしたプラグに後方側程径が大きくなる案内用テーパ部
を設ける共に案内用テーパ部の後部に係止溝部を設け、
筒状のソケットの壁部にソケットの内外に開口する切り
溝を設け、ソケットの外側からソケットを跨いで切り溝
に挿入される略Ｕ字状をしたばねリングを設け、該ばね
リングの切り溝内に挿入された部分を切り溝からソケッ
ト内部に突入させて弾性係止部とし、ソケット内部に挿
入されたプラグの係止溝部にばねリングの弾性係止部を
係止してあるので、ソケット内にプラグを挿入だけで弾
性係止部が係止溝部に弾性的に係止して接続がなされる
ものであって、ワンタッチによる接続ができるものであ
る。しかも、このようにワンタッチ接続するための構造
が、筒状のソケットに切り溝を形成してソケットの外側
からばねリングを挿入したものであって、構造が簡単で
且つ組み立てが簡略化されるものである。According to the present invention, as described above, the tubular plug is provided with the guiding taper portion whose diameter increases toward the rear side and the engaging groove portion is provided in the rear portion of the guiding taper portion.
A cut groove that opens inside and outside the socket is provided on a wall portion of the cylindrical socket, and a substantially U-shaped spring ring that is inserted into the cut groove across the socket from the outside of the socket is provided, and the cut groove of the spring ring The elastic insertion part of the spring ring is engaged with the engagement groove part of the plug inserted inside the socket by making the part inserted into the socket protrude into the inside of the socket from the cut groove. The elastic locking portion is elastically locked in the locking groove portion for connection only by inserting the plug therein, and the connection can be made by one-touch. Moreover, such a structure for one-touch connection is a structure in which the groove is formed in the cylindrical socket and the spring ring is inserted from the outside of the socket, and the structure is simple and the assembly is simplified. Is.
【００１７】また、略Ｕ字状をしたばねリングの両脚部
の対向する部分にそれぞれ対向する部分が凹となった弧
状をした弾性係止部を設け、両脚部の弾性係止部の先方
の部分にそれぞれ対向する部分が凹となった弧状をした
抜け止め用凹状部を設けるので、接続した後何らかの外
力が作用して弾性係止部が係止溝部から抜けても、弾性
係止部が抜けると次の抜け止め用凹状部が係止溝部に弾
性的に係止してそれ以上のばねリングの抜けが防止され
依然としてばねリングによるソケットとプラグとの接続
が継続され、接続が確実に保持できるものであり、ま
た、ソケットにプラグをはめ込む前においても、いった
んソケットにばねリングを取付けた状態ではソケットか
らばねリングが外れるのを抜け止め用凹状部により行う
ことができるものである。Further, arc-shaped elastic locking portions having concave portions are provided at opposing portions of both leg portions of the substantially U-shaped spring ring. Since the arcuate retaining recesses are formed in an arc shape in which the portions facing each other are recessed, even if some elastic force acts after the connection and the elastic locking part comes out of the locking groove part, the elastic locking part remains When it comes out, the next retaining groove is elastically locked in the locking groove to prevent the spring ring from coming off further, and the connection between the socket and plug by the spring ring is still maintained, and the connection is held securely. Also, even before the plug is fitted into the socket, the spring ring can be removed from the socket with the retaining recess once the spring ring is attached to the socket. That.
【００１８】また、基部の両端部からそれぞれ脚部を突
設して略Ｕ字状をしたばねリングを構成し、基部を脚部
に対して略直角方向に略コ字状に屈曲した構成とする
と、小さな力で両脚部を外に開くことができてプラグの
ソケットへの挿入による接続が容易に行え、また、ばね
リングをソケットに取付ける際にコ字状をした基部を指
で摘んでぐらつかないようにした状態で取付けることが
できるものである。In addition, leg portions are provided so as to project from both ends of the base portion to form a substantially U-shaped spring ring, and the base portion is bent in a substantially U-shape in a direction substantially perpendicular to the leg portions. Then, you can open both legs outward with a small force, and you can easily connect by inserting the plug into the socket.Also, when attaching the spring ring to the socket, pinch the U-shaped base with your fingers and loosen it. It can be installed without it.
【図１】本発明の一実施例を示し、（ａ）は接続状態を
示す一部破断した正面図であり、（ｂ）は同上の接続状
態を示す断面図であり、（ｃ）は接続前の状態を示す分
解斜視図である。FIG. 1 shows an embodiment of the present invention, (a) is a partially broken front view showing a connected state, (b) is a sectional view showing the same connected state, and (c) is a connected state. It is an exploded perspective view showing the previous state.
【図２】同上に用いるソケットを示し、（ａ）は一部破
断した正面図であり、（ｂ）は側面図であり、（ｃ）は
斜視図である。FIG. 2 shows a socket used in the same as above, (a) is a partially cutaway front view, (b) is a side view, and (c) is a perspective view.
【図３】同上に用いるばねリングを示し、（ａ）は側面
図であり、（ｂ）は正面図である。FIG. 3 shows a spring ring used in the same as above, (a) is a side view and (b) is a front view.
【図４】同上に用いるプラグの一部破断した正面図であ
る。FIG. 4 is a partially cutaway front view of the plug used in the above.
【図５】同上のソケットからプラグを引き抜くためにば
ねリングを引いた場合の作用説明図である。FIG. 5 is an operation explanatory view when the spring ring is pulled to pull out the plug from the socket.
【図６】本発明の他の実施例を示し、（ａ）はばねリン
グの側面図であり、（ｂ）は弾性係止部が係止溝部に係
止している状態の説明図であり、（ｃ）は抜け止め用凹
状部が係止溝部に係止している状態の説明図である。6A and 6B show another embodiment of the present invention, FIG. 6A is a side view of a spring ring, and FIG. 6B is an explanatory view of a state where an elastic locking portion is locked in a locking groove portion. , (C) are explanatory views of a state where the retaining groove is locked in the locking groove.
【図７】本発明の更に他の実施例を示し、（ａ）はばね
リングの側面図であり、（ｂ）はばねリングの正面図で
あり、（ｃ）はばねリングをプラグに取付けている状態
を示す斜視図である。FIG. 7 shows still another embodiment of the present invention, (a) is a side view of a spring ring, (b) is a front view of the spring ring, and (c) is a spring ring attached to a plug. It is a perspective view showing the state where it is.
【図８】同上の接続状態を示し、（ａ）は接続状態を示
す一部破断した正面図であり、（ｂ）は同上の接続状態
を示す断面図である。FIG. 8 shows a connection state of the above, FIG. 8A is a partially cutaway front view showing the connection state, and FIG. 8B is a sectional view showing the connection state of the same.
【図９】従来例の断面図である。FIG. 9 is a sectional view of a conventional example.
１ プラグ ２ ソケット ４ 案内用テーパ部 ５ 係止溝部 ６ 切り溝 ７ ばねリング ８ 弾性係止部 ９ 脚部 １０ 抜け止め用凹状部 １１ 基部 DESCRIPTION OF SYMBOLS 1 Plug 2 Socket 4 Guide taper part 5 Locking groove part 6 Cutting groove 7 Spring ring 8 Elastic locking part 9 Leg part 10 Recessing concave part 11 Base part
Claims (3)
んで接続する管継手において、筒状をしたプラグに後方
側程径が大きくなる案内用テーパ部を設けると共に案内
用テーパ部の後部に係止溝部を設け、筒状のソケットの
壁部にソケットの内外に開口する切り溝を設け、ソケッ
トの外側からソケットを跨いで切り溝に挿入される略Ｕ
字状をしたばねリングを設け、該ばねリングの切り溝内
に挿入された部分を切り溝からソケット内部に突入させ
て弾性係止部とし、ソケット内部に挿入されたプラグの
係止溝部にばねリングの弾性係止部を係止して成ること
を特徴とする管継手。1. A pipe joint in which a tubular plug is fitted into a tubular socket for connection, wherein a tubular plug is provided with a guiding taper portion whose diameter increases toward the rear side and at the rear of the guiding taper portion. A locking groove portion is provided, a cut groove that opens inside and outside the socket is provided in a wall portion of the cylindrical socket, and the cut groove is inserted into the cut groove across the socket from the outside of the socket.
A character-shaped spring ring is provided, and the portion inserted into the cut groove of the spring ring is projected into the socket from the cut groove to form an elastic locking portion, and the spring is inserted into the locking groove portion of the plug inserted into the socket. A pipe joint characterized by being formed by locking an elastic locking portion of a ring.
向する部分にそれぞれ対向する部分が凹となった弧状を
した弾性係止部を設け、両脚部の弾性係止部の先方の部
分にそれぞれ対向する部分が凹となった弧状をした抜け
止め用凹状部を設けて成る請求項１記載の管継手。2. A substantially U-shaped spring ring is provided with arc-shaped elastic locking portions having concave portions at both facing portions of the both leg portions, respectively. 2. The pipe joint according to claim 1, wherein arcuate retaining recesses are provided in which the portions facing each other are recessed.
て略Ｕ字状をしたばねリングを構成し、基部を脚部に対
して略直角方向に略コ字状に屈曲して成ることを特徴と
する請求項１又は請求項２記載の管継手。3. A substantially U-shaped spring ring is formed by projecting leg portions from both ends of the base portion, and the base portion is bent in a substantially U-shape in a direction substantially perpendicular to the leg portion. The pipe joint according to claim 1 or 2, characterized in that.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4200941A JP2595421B2 (en) | 1992-07-28 | 1992-07-28 | Pipe fittings |
| DE4310192A DE4310192C2 (en) | 1992-07-28 | 1993-03-29 | Quick connection coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4200941A JP2595421B2 (en) | 1992-07-28 | 1992-07-28 | Pipe fittings |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0650483A true JPH0650483A (en) | 1994-02-22 |
| JP2595421B2 JP2595421B2 (en) | 1997-04-02 |
Family
ID=16432847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4200941A Expired - Lifetime JP2595421B2 (en) | 1992-07-28 | 1992-07-28 | Pipe fittings |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2595421B2 (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5452924A (en) * | 1994-06-20 | 1995-09-26 | Bundy Corporation | Manually operable release mechanism for quick connector |
| US5586792A (en) * | 1995-02-21 | 1996-12-24 | Bundy Corporation | Quick connector with integral release mechanism |
| JP2001193886A (en) * | 1999-11-10 | 2001-07-17 | Georg Fischer Haustechnik Ag | Arrangement for fluid pipe connection |
| JP2003021287A (en) * | 2001-07-05 | 2003-01-24 | Piolax Inc | Spigot joint |
| JP2005180687A (en) * | 2003-11-28 | 2005-07-07 | Tokai Rubber Ind Ltd | Quick connector |
| WO2007083834A1 (en) * | 2006-01-19 | 2007-07-26 | Toyo Seikan Kaisha, Ltd. | Coupler and fuel cartridge for fuel cell |
| JP2007218387A (en) * | 2006-02-20 | 2007-08-30 | Toyo Seikan Kaisha Ltd | Coupler |
| WO2013098021A1 (en) * | 2011-12-26 | 2013-07-04 | Arcelik Anonim Sirketi | A compressor comprising a connection member |
| FR3001024A1 (en) * | 2013-01-17 | 2014-07-18 | Delphi Automotive Systems Lux | FAST CONNECTION DEVICE. |
| JP2019035243A (en) * | 2017-08-14 | 2019-03-07 | 株式会社Ｋｖｋ | Operation unit |
-
1992
- 1992-07-28 JP JP4200941A patent/JP2595421B2/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5452924A (en) * | 1994-06-20 | 1995-09-26 | Bundy Corporation | Manually operable release mechanism for quick connector |
| US5586792A (en) * | 1995-02-21 | 1996-12-24 | Bundy Corporation | Quick connector with integral release mechanism |
| JP2001193886A (en) * | 1999-11-10 | 2001-07-17 | Georg Fischer Haustechnik Ag | Arrangement for fluid pipe connection |
| JP2003021287A (en) * | 2001-07-05 | 2003-01-24 | Piolax Inc | Spigot joint |
| JP4703044B2 (en) * | 2001-07-05 | 2011-06-15 | 株式会社パイオラックス | Spigot fitting |
| JP2005180687A (en) * | 2003-11-28 | 2005-07-07 | Tokai Rubber Ind Ltd | Quick connector |
| US8490650B2 (en) | 2006-01-19 | 2013-07-23 | Toyo Seikan Kaisha, Ltd. | Coupler for transferring a liquid or other material between containers |
| WO2007083834A1 (en) * | 2006-01-19 | 2007-07-26 | Toyo Seikan Kaisha, Ltd. | Coupler and fuel cartridge for fuel cell |
| JP2007218387A (en) * | 2006-02-20 | 2007-08-30 | Toyo Seikan Kaisha Ltd | Coupler |
| WO2013098021A1 (en) * | 2011-12-26 | 2013-07-04 | Arcelik Anonim Sirketi | A compressor comprising a connection member |
| CN104093982A (en) * | 2011-12-26 | 2014-10-08 | 阿塞里克股份有限公司 | A compressor comprising a connection member |
| CN104093982B (en) * | 2011-12-26 | 2016-08-31 | 阿塞里克股份有限公司 | Compressor including connecting elements |
| FR3001024A1 (en) * | 2013-01-17 | 2014-07-18 | Delphi Automotive Systems Lux | FAST CONNECTION DEVICE. |
| WO2014111214A1 (en) * | 2013-01-17 | 2014-07-24 | Delphi Automotive Systems Luxembourg Sa | Quick connector device |
| US10502347B2 (en) | 2013-01-17 | 2019-12-10 | Mahle International Gmbh | Quick connector device |
| JP2019035243A (en) * | 2017-08-14 | 2019-03-07 | 株式会社Ｋｖｋ | Operation unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2595421B2 (en) | 1997-04-02 |
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