JPH02221792A - Hose edge fitting and setting method thereof - Google Patents
Hose edge fitting and setting method thereofInfo
- Publication number
- JPH02221792A JPH02221792A JP1044727A JP4472789A JPH02221792A JP H02221792 A JPH02221792 A JP H02221792A JP 1044727 A JP1044727 A JP 1044727A JP 4472789 A JP4472789 A JP 4472789A JP H02221792 A JPH02221792 A JP H02221792A
- Authority
- JP
- Japan
- Prior art keywords
- ring
- hose
- joint body
- outer circumferential
- outer cylinder
- 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
- 238000000034 method Methods 0.000 title claims description 11
- 230000002093 peripheral effect Effects 0.000 claims abstract description 33
- 210000002445 nipple Anatomy 0.000 claims description 12
- 230000000694 effects Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000009963 fulling Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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
- F16L21/00—Joints with sleeve or socket
- F16L21/02—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints That Cut Off Fluids, And Hose Joints (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この出願の発明は、高圧管路等におけるホース端部取付
具、及びそのホース端部取付具の取付方法に関するもの
である。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The invention of this application relates to a hose end fitting in a high-pressure pipeline, etc., and a method for attaching the hose end fitting.
従来、この種のホース端部取付具には、例えば第５図〜
第７図に示したようなものが存在する。Conventionally, this type of hose end fitting has been used, for example, in Figs.
Something like the one shown in FIG. 7 exists.
このホース端部取付具は、ホース（４）の端部内に挿入
されうるニップル部（１０）を有すると共に肩部（ｌｌ
ａ）及び外周溝（１１ｂ ）を有する継手本体（１１）
と、ホース（４）の端部を挿入しうる外筒（１２）と、
内周面に環状リブ（１３ａ）を有すると共に外周面に外
周溝（１３ｂ）を有するリング（１３）とからなってい
る。This hose end fitting has a nipple (10) that can be inserted into the end of the hose (4) and a shoulder (11).
a) and a joint body (11) having an outer circumferential groove (11b)
and an outer cylinder (12) into which the end of the hose (4) can be inserted.
It consists of a ring (13) having an annular rib (13a) on its inner circumferential surface and an outer circumferential groove (13b) on its outer circumferential surface.
そして、前記ホース端部取付具は、次のようにして取り
付けられる。The hose end fitting is attached as follows.
先ず、第５図に示すように、外筒（１２）にリング（１
３）を嵌め合わせると共にこのリング（１３）の環状リ
ブ（１３ａ）を継手本体（１１）の外周溝（１１ｂ）に
嵌め合わせることにより、組み立てられる。この位置に
おいて外筒（１２）の端部は、第６図に示すように内方
へ据込まれ、これにより外筒（１２）はリング（１３）
の外周溝（１３ｂ）内に、そしてリング（１３）の環状
リブ（１３ａ）は継手本体（１１）の外周溝（１１ｂ
）内にそれぞれ据込まれる、このようにして、ホース端
部取付具は一体となり、使用者によって何時でもホース
（４）の端部へ結合される。すなわち、使用者は、第７
図に示すように、継手本体（１１）のニップル部（１０
）をホース（４）の端部へ可能なかぎり深く挿入し、そ
して外筒（１２）をホース（４）に据込む。First, as shown in Fig. 5, a ring (1) is attached to the outer cylinder (12).
3) and the annular rib (13a) of this ring (13) is fitted into the outer circumferential groove (11b) of the joint body (11). In this position, the ends of the outer cylinder (12) are swaged inward as shown in FIG.
and the annular rib (13a) of the ring (13) is in the outer circumferential groove (11b) of the joint body (11).
), in this way the hose end fittings are integral and can be connected to the end of the hose (4) at any time by the user. In other words, the user
As shown in the figure, the nipple part (10
) into the end of the hose (4) as deep as possible, and the sleeve (12) is swung into the hose (4).
しかしながら、上記従来のホース端部取付具では、リン
グ（１３）の環状リブ（１３ａ）を継手本体（１１）の
外周溝（１１ｂ ）に嵌め合わせる場合に、両者の幅を
路間−としているので環状リブ（１３ａ）と外周溝（１
１ｂ ）の位置合わせがし難いという課題があった。ま
た、前記リング（１３）の環状リブ（１３ａ）が継手本
体（１１）の外周溝（１１ｂ ）内に据込まれる場合に
、密着が十分でないのでリング（１３）と継手本体（１
１）の回り止めが不十分であるという課題があった。However, in the above-mentioned conventional hose end fitting, when fitting the annular rib (13a) of the ring (13) into the outer circumferential groove (11b) of the joint body (11), the width between the two is set as a gap. Annular rib (13a) and outer circumferential groove (1
1b) There was a problem in that alignment was difficult. Furthermore, when the annular rib (13a) of the ring (13) is installed in the outer circumferential groove (11b) of the joint body (11), the ring (13) and the joint body (11) are not tightly attached.
There was a problem that the rotation prevention of 1) was insufficient.
また、上記従来のホース端部取付具の取付方法では、継
手本体（１１）のニップル部（１０）をホース（４）の
端部へ可能なかぎり深く挿入するため、外筒（１２）を
ホース（４）に据込んだ場合に、圧縮されて延びたホー
ス（４）の逃げ場所がなくなり外筒（１２）や継手本体
（１１）のニップル部（１０）に歪みが生じる虞れがあ
るという課題があった。In addition, in the conventional hose end fitting mounting method described above, in order to insert the nipple part (10) of the joint body (11) into the end of the hose (4) as deeply as possible, the outer cylinder (12) is attached to the hose end fitting. (4), there is no place for the compressed and extended hose (4) to escape, and there is a risk that distortion may occur in the outer cylinder (12) and the nipple part (10) of the joint body (11). There was an issue.
そこで、この出願の発明のホース端部取付具及びその取
付方法は、上記従来のホース端部取付具及びその取付方
法が有する課題を解決することを目的としてなされたも
のである。Therefore, the hose end fitting and its mounting method of the invention of this application are intended to solve the problems of the above-mentioned conventional hose end fitting and its mounting method.
そのため、この出願の請求項１記載の発明は、ホース端
部取付具を、ホース（４）の端部内に挿入されうるニッ
プル部（５）を有すると共に両テーパ側壁（６ａ）を形
成した外周溝（６）を有する継手本体（１）と、ホース
（４）の端部を挿入しうる外筒（２）と、内周面の幅（
３ａ）を前記外周溝（６）の底面の幅（６ｃ）より広く
、前記外周溝（６）の開口部の幅（６ｄ）より狭くする
と共に外周面に外周溝（３ｂ）を有するリング（３）と
からなるものとしている。Therefore, the invention according to claim 1 of this application provides for installing a hose end fitting into an outer circumferential groove having a nipple part (5) that can be inserted into the end of the hose (4) and forming both tapered side walls (6a). (6), an outer cylinder (2) into which the end of the hose (4) can be inserted, and an inner peripheral surface width (
3a) is wider than the width (6c) of the bottom surface of the outer circumferential groove (6) and narrower than the width (6d) of the opening of the outer circumferential groove (6), and has an outer circumferential groove (3b) on the outer circumferential surface. ).
さらに、この出願の請求項２記載の発明は、前記請求項
１記載の発明において、前記継手本体（１）の外周溝（
６）の外周面にローレット（６ｂ）を付けたものとして
いる。Furthermore, the invention according to claim 2 of this application is the invention according to claim 1, in which the outer circumferential groove (
6) is knurled (6b) on the outer peripheral surface.
さらに、この出願の請求項３記載の発明は、前記請求項
１記載の発明において、前記リング（３）の外周面にロ
ーレット（３Ｃ）を付けたものとしている。Furthermore, the invention according to claim 3 of this application is the invention according to claim 1, in which a knurling (3C) is provided on the outer circumferential surface of the ring (3).
さらに、この出願の請求項４記載の発明は、前記請求項
３記載の発明において、前記外周面にローレット（３Ｃ
）を付けたリング（３）の有効外径を、外筒（２）の内
径よりも大きくしたものとしている。Furthermore, the invention according to claim 4 of this application is the invention according to claim 3, in which the outer peripheral surface is provided with knurling (3C
) The effective outer diameter of the ring (3) is made larger than the inner diameter of the outer cylinder (2).
さらに、この出願の請求項５記載の発明の取付方法は、
ａ、外筒（２）にリング（３）を嵌め合わせると共に、
このリング（３）の内周面を、継手本体（１）の両テー
パ側壁（６ａ）を形成した外周溝（６）に嵌め合わせる
工程、ｂ、前記嵌め合わせ位置において、外筒（２）の
端部を内方へ据込むことにより、外筒（２）をリング（
３）の外周溝（３ｂ）内に据込み、リング（３）の内周
面を継手本体（１）の外周溝（６）内にその端部を押し
潰して据込む工程、Ｃ１継手本体（１）のニップル部（
５）をホース（４）の端部へ挿入し、継手本体（１）と
外筒（２）の間に空所（９）を有してホース（４）端部
を挟み込む工程、ｄ。Furthermore, the mounting method of the invention according to claim 5 of this application is as follows:
a. Fit the ring (3) to the outer cylinder (2), and
a step of fitting the inner circumferential surface of the ring (3) into the outer circumferential groove (6) formed on both tapered side walls (6a) of the joint body (1), b. By tucking the ends inward, the outer cylinder (2) is fitted into a ring (
Step 3) of upsetting the inner circumferential surface of the ring (3) into the outer circumferential groove (3b) of the joint body (1) by crushing its end; 1) Nipple part (
Step 5) of inserting the hose (4) into the end of the hose (4) and sandwiching the end of the hose (4) with a space (9) between the joint body (1) and the outer cylinder (2); d.
前記外筒（２）をホース（４）に据込む工程、の各工程
を有するものとしている。The method includes the steps of upsetting the outer cylinder (2) onto the hose (4).
この出願の発明のホース端部取付具及びその取付方法は
、上記手段を施したため、次のような作用を有する。Since the hose end fitting and the method for attaching the same according to the invention of this application have the above-mentioned means, they have the following effects.
すなわち、請求項１記載の発明では、リング（３）の内
周面の輻（３ａ）を継手本体（１）の外周溝（６）の底
面の幅（６ｃ）より広く、この外周溝（６）の開口部の
幅（６ｄ）より狭くしたために、リング（３）が継手本
体（１）の外周溝（６）に嵌め合わせ易（なった。また
、この請求項１記載の発明では、リング（３）の内周面
を継手本体（１）の外周溝（６）内に据込んだ場合に、
リング（３）の内周面の端部が継手本体（１）の両テー
パ側壁（６ａ）に当たって押し潰され、リング（３）の
内周面全体が継手本体（１）の外周溝（６）に密着する
。That is, in the invention according to claim 1, the radius (3a) of the inner circumferential surface of the ring (3) is wider than the width (6c) of the bottom surface of the outer circumferential groove (6) of the joint body (1). ) is narrower than the width (6d) of the opening of the joint body (1), the ring (3) can be easily fitted into the outer circumferential groove (6) of the joint body (1). When the inner peripheral surface of (3) is installed in the outer peripheral groove (6) of the joint body (1),
The end of the inner circumferential surface of the ring (3) hits both tapered side walls (6a) of the joint body (1) and is crushed, and the entire inner circumferential surface of the ring (3) fits into the outer circumferential groove (6) of the joint body (1). closely adhere to.
さらに、請求項２記載の発明では、上記請求項１記載の
発明と同様の作用を有すると共に、継手本体（１）の外
周溝（６）の外周面にローレット（６ｂ）を付けたこと
により、リング（３）が継手本体（１）に据込まれる場
合に、継手本体（１）とリング（３）の密着性が良くな
る。Furthermore, the invention according to claim 2 has the same effect as the invention according to claim 1, and also has a knurling (6b) on the outer peripheral surface of the outer peripheral groove (6) of the joint body (1). When the ring (3) is installed into the joint body (1), the adhesion between the joint body (1) and the ring (3) is improved.
さらに、請求項３記載の発明では、上記請求項１記載の
発明と同様の作用を有すると共に、リング（３）の外周
面にローレット（３Ｃ）を付けたことにより、外筒（２
）がリング（３）に据込まれる場合に、外筒（２）とリ
ング（３）の密着性が良くなる。Furthermore, the invention according to claim 3 has the same effect as the invention according to claim 1, and also has knurling (3C) on the outer circumferential surface of the ring (3).
) is installed in the ring (3), the adhesion between the outer cylinder (2) and the ring (3) is improved.
さらに、請求項４記載の発明では、上記請求項３記載の
発明と同様の作用を有すると共に、外周面にローレット
（３Ｃ）を付けたリング（３）の有効外径を、外筒（２
）の内径よりも大きくしたものとしているため、外筒（
２）にリング（３）を圧入して嵌め合わせることができ
る。Furthermore, in the invention set forth in claim 4, the effective outer diameter of the ring (3) having the same effect as the invention set forth in claim 3 and having knurling (3C) on the outer peripheral surface is set to the outer cylinder (2).
) is larger than the inner diameter of the outer cylinder (
The ring (3) can be press-fitted into 2).
さらに、請求項５記載の発明では、継手本体（１）と外
筒（２）の間に空所（９）を有してホース（４）端部を
挟み込み、外筒（２）をホース（４）据込んでいるので
、圧縮されて延びたホース（４）はこの空所（９）に逃
げ込むことができる〔実施例〕
以下、この出願の発明のホース端部取付具及びその取付
方法を図面に基づいて詳細に説明する。Furthermore, in the invention described in claim 5, a space (9) is provided between the joint body (1) and the outer cylinder (2) to sandwich the end of the hose (4), and the outer cylinder (2) is connected to the hose ( 4) Since it is upset, the compressed and extended hose (4) can escape into this space (9) [Example] Hereinafter, the hose end fitting of the invention of this application and its attachment method will be explained. This will be explained in detail based on the drawings.
この出願の発明のホース端部取付具は、図示したように
、継手本体（１）、外筒（２）、及びリング（３）から
なるものとしている。As shown in the drawing, the hose end fitting of the invention of this application consists of a joint body (1), an outer cylinder (2), and a ring (3).
前記継手本体（１）は、ホース（４）の端部内に挿入さ
れうるニップル部（５）を有すると共に両テーパ側壁（
６ａ）を形成した外周溝（６）を有している。そして、
この外周溝（６）の外周面には、ローレット（６ｂ）を
付けている。さらに、ニップル部（５）の外面には、ホ
ース（４）の抜止め用の環状リプ（５ａ）、及びホース
（４）の挿入ストッパー（５ｂ）を有している。尚、前
記環状リプ（５ａ）は、断面形状をタケノコ形状、箱溝
形状、アール形状等の各種の形状とすることができる。The fitting body (1) has a nipple part (5) that can be inserted into the end of the hose (4), and has both tapered side walls (
6a). and,
The outer peripheral surface of this outer peripheral groove (6) is knurled (6b). Furthermore, the outer surface of the nipple portion (5) has an annular lip (5a) for preventing the hose (4) from coming off, and an insertion stopper (5b) for the hose (4). Note that the annular lip (5a) can have various cross-sectional shapes such as a bamboo shoot shape, a box-groove shape, and a rounded shape.
前記外筒（２）は、ホース（４）の端部を挿入しうるよ
うにしており、その内周面の適宜位置に環状溝（８）を
有している。The outer cylinder (2) allows the end of the hose (4) to be inserted therein, and has annular grooves (8) at appropriate positions on its inner peripheral surface.
前記リング（３）は、内周面の幅（３ａ）を前記外周溝
（６）の底面の幅（６ｃ）より広く、外周溝（６）の開
口部の幅（６ｄ）より狭くすると共に外周面に外周溝（
３ｂ）を有している。さらに、リング（３）の外周面に
は、適宜形状のローレット（３ｃ）を付けている。そし
て、この外周面にローレット（３ｃ）を付けたリング（
３）の有効外径は、前記外筒（２）の内径よりも少し大
きくしている。尚、リング（３）の材質は、前記継手本
体（１）の材質とかたさの同じものか、かたさの小さい
ものが使用される。The ring (3) has an inner circumferential surface width (3a) wider than a bottom width (6c) of the outer circumferential groove (6) and narrower than an opening width (6d) of the outer circumferential groove (6). Peripheral groove on the surface (
3b). Further, the outer peripheral surface of the ring (3) is provided with appropriately shaped knurls (3c). Then, a ring (
The effective outer diameter of 3) is slightly larger than the inner diameter of the outer cylinder (2). The ring (3) is made of a material that has the same hardness as the material of the joint body (1), or a material that is less hard.
そして、前記構成としたホース端部取付具をホースに取
り付けるには、以下に述べるようにして行う。The hose end fitting configured as described above is attached to the hose as described below.
先ず、第１図に示すように、外筒（２）にリング（３）
を圧入して嵌め合わせると共に、このリング（３）の内
周面を、継手本体（１）の両テーパ側壁（６ａ）を形成
した外周溝（６）に嵌め合わせることにより、ホース端
部取付具を組み立てる。この位置において外筒（２）の
端部は、第２図に示すように内方へ据込まれ、これによ
り外筒（２）はリング（３）の外周溝（３ｂ）内に、そ
してリング（３）の内周面は継手本体（１）の外周溝（
６）内にその端部が押し潰されて据込まれる。そして、
第３図に示すように、挿入ストッパー （５ｂ）の手前
まで継手本体（１）のニップル部（５）をホース（４）
の端部へ挿入し、継手本体（１）と外筒（２）の間に空
所（９）を有してホース（４）端部を挟み込み、外筒（
２）をホース（４）に据込む。First, as shown in Figure 1, attach the ring (3) to the outer cylinder (2).
By press-fitting the ring (3) and fitting the inner circumferential surface of the ring (3) into the outer circumferential groove (6) formed on both tapered side walls (6a) of the joint body (1), the hose end fitting is attached. Assemble. In this position, the ends of the outer cylinder (2) are swaged inwardly as shown in Figure 2, so that the outer cylinder (2) is in the outer circumferential groove (3b) of the ring (3) and the ring The inner peripheral surface of (3) is the outer peripheral groove (
6) The end is crushed and swamped into the container. and,
As shown in Figure 3, insert the nipple part (5) of the fitting body (1) into the hose (4) until it reaches the insertion stopper (5b).
insert it into the end of the hose (4) with a space (9) between the joint body (1) and the outer cylinder (2), and insert the end of the hose (4) into the outer cylinder (2).
2) into the hose (4).
この出願の発明のホース端部取付具及びその取付方法は
、以上に述べたように構成されているので、次のような
効果を有する。The hose end fitting and its mounting method according to the invention of this application are configured as described above, and therefore have the following effects.
すなわち、請求項１記載の発明では、リング（３）の内
周面の幅（３ａ）を継手本体（１）の外周溝（６）の底
面の幅（６ｃ）より広く、この外周溝（６）の開口部の
幅（６ｄ）より狭くしたために、リング（３）が継手本
体（１）の外周溝（６）に嵌め合わせ易くなったので、
継手本体（１）の外周溝（６）とリング（３）の内周面
との位置合わせが非常にし易くなった。また、この請求
項１記載の発明では、リング（３）の内周面を継手本体
（１）の外周溝（６）内に据込んだ場合に、リング（３
）の内周面の端部が継手本体（１）の両テーパ側壁（６
ａ）に当たって押し潰され、リング（３）の内周面全体
が継手本体（１）の外周溝（６）に密着するので、継手
本体（１）とリング（３）の回り止めが十分となった。That is, in the invention according to claim 1, the width (3a) of the inner circumferential surface of the ring (3) is wider than the width (6c) of the bottom surface of the outer circumferential groove (6) of the joint body (1), and the outer circumferential groove (6) ) is narrower than the opening width (6d), which makes it easier for the ring (3) to fit into the outer circumferential groove (6) of the joint body (1).
It has become very easy to align the outer circumferential groove (6) of the joint body (1) and the inner circumferential surface of the ring (3). Further, in the invention according to claim 1, when the inner circumferential surface of the ring (3) is installed in the outer circumferential groove (6) of the joint body (1), the ring (3)
) is connected to both tapered side walls (6) of the joint body (1).
a) and is crushed, and the entire inner peripheral surface of the ring (3) comes into close contact with the outer peripheral groove (6) of the joint body (1), so that the rotation of the joint body (1) and ring (3) is sufficiently prevented. Ta.
さらに、請求項２記載の発明では、上記請求項１記載の
発明と同様の効果を有すると共に、継手本体（１）の外
周溝（６）の外周面にローレット（６ｂ）を付けたこと
により、リング（３）が継手本体（１）に据込まれる場
合に、リング（３）と継手本体（１）の密着性が良くな
るので、継手本体（１）とリング（３）の回り止めが十
分となった。Furthermore, the invention according to claim 2 has the same effect as the invention according to claim 1, and also has knurling (6b) on the outer peripheral surface of the outer peripheral groove (6) of the joint body (1). When the ring (3) is installed into the joint body (1), the adhesion between the ring (3) and the joint body (1) improves, so the rotation of the joint body (1) and ring (3) is sufficiently prevented. It became.
さらに、請求項３記載の発明では、上記請求項１記載の
発明と同様の効果を有すると共に、リング（３）の外周
面にローレット（３Ｃ）を付けたことにより、外筒（２
）がリング（３）に据込まれる場合に、外筒（２）とリ
ング（３）の密着性が良くなるので、外筒（２）とリン
グ（３）の回り止めが十分となった。Furthermore, the invention according to claim 3 has the same effect as the invention according to claim 1, and also has knurling (3C) on the outer peripheral surface of the ring (3), so that the outer cylinder (2)
) is installed in the ring (3), the tightness between the outer cylinder (2) and the ring (3) is improved, so that the rotation of the outer cylinder (2) and the ring (3) is sufficiently prevented.
さらに、この出願の請求項４記載の発明では、上記請求
項３記載の発明と同様の効果を有すると共に、前記外周
面にローレッ）（３ｃ）を付けたリング（３）の有効外
径を、外筒（２）の内径よりも大きくしたものとしてい
るので、外筒（２）にリング（３）を圧入して嵌め合わ
せることにより、両者の位置決めが容易に行える。Furthermore, the invention according to claim 4 of this application has the same effect as the invention according to claim 3, and the effective outer diameter of the ring (3) having knurling (3c) on the outer peripheral surface is Since the inner diameter of the outer cylinder (2) is larger than that of the outer cylinder (2), by press-fitting the ring (3) into the outer cylinder (2) and fitting them together, the positioning of both can be easily performed.
さらに、請求項５記載の発明では、継手本体（１）と外
筒（２）の間に空所（９）を有してホース（４）端部を
挟み込み、外筒（２）をホース（４）据込んでいるので
、圧縮されて延びたホース（４）はこの空所（９）に逃
げ込むことができるので、外筒（２）や継手本体（１）
のニップル部（５）に歪みが生じる虞れがなくなった。Furthermore, in the invention described in claim 5, a space (9) is provided between the joint body (1) and the outer cylinder (2) to sandwich the end of the hose (4), and the outer cylinder (2) is connected to the hose ( 4) Since it is upset, the compressed and extended hose (4) can escape into this space (9), so the outer cylinder (2) and the fitting body (1)
There is no longer any risk of distortion occurring in the nipple part (5).
第１図は、この出願の発明のホース端部取付具の組み立
てた状態を示す一部断面図。第２図は、この組み立てた
ホース端部取付具を据込んで一体化した状態を示す一部
断面図。第３図は、この据込んで一体化したホース端部
取付具をホースの端部に据込んだ状態を示す一部断面図
。第４図は、この出願の発明のホース端部取付具の継手
本体の側面図。第５図は、従来のホース端部取付具の組
み立てた状態を示す一部断面図。第６図は、この組み立
てた従来のホース端部取付具を据込んで一体化した状態
を示す一部断面図。第７図は、この据込んで一体化した
従来のホース端部取付具をホースの端部に据込んだ状態
を示す一部断面図。FIG. 1 is a partially sectional view showing the assembled state of the hose end fitting of the invention of this application. FIG. 2 is a partial sectional view showing a state in which the assembled hose end fitting is installed and integrated. FIG. 3 is a partial cross-sectional view showing a state in which the integrated hose end fitting is installed at the end of the hose. FIG. 4 is a side view of the joint body of the hose end fitting of the invention of this application. FIG. 5 is a partially sectional view showing the assembled state of a conventional hose end fitting. FIG. 6 is a partial cross-sectional view showing a state in which the assembled conventional hose end fitting is upset and integrated. FIG. 7 is a partial cross-sectional view showing a state in which the conventional integrated hose end fitting is installed at the end of a hose.
Claims (1)
５）を有すると共に両テーパ側壁（６ａ）を形成した外
周溝（６）を有する継手本体（１）と、ホース（４）の
端部を挿入しうる外筒（２）と、内周面の幅（３ａ）を
前記外周溝（６）の底面の幅（６ｃ）より広く、前記外
周溝（６）の開口部の幅（６ｄ）より狭くすると共に外
周面に外周溝（３ｂ）を有するリング（３）とからなる
ことを特徴とするホース端部取付具。 ２、前記継手本体（１）の外周溝（６）の外周面にロー
レット（６ｂ）を付けたことを特徴とする請求項１記載
のホース端部取付具。 ３、前記リング（３）の外周面にローレット（３ｃ）を
付けたことを特徴とする請求項１記載のホース端部取付
具。 ４、前記外周面にローレット（３ｃ）を付けたリング（
３）の有効外径を、外筒（２）の内径よりも大きくした
ことを特徴とする請求項３記載のホース端部取付具。 ５、ａ、外筒（２）にリング（３）を嵌め合わせると共
に、このリング（３）の内周面 を、継手本体（１）の両テーパ側壁（６ ａ）を形成した外周溝（６）に嵌め合わ せる工程、 ｂ、前記嵌め合わせ位置において、外筒（ ２）の端部を内方へ据込むことにより、 外筒（２）をリング（３）の外周溝（３ ｂ）内に据込み、リング（３）の内周面 を継手本体（１）の外周溝（６）内にそ の端部を押し潰して据込む工程、 ｃ、継手本体（１）のニップル部（５）を ホース（４）の端部へ挿入し、継手本体 （１）と外筒（２）の間に空所（９）を有 してホース（４）端部を挟み込む工程、 ｄ、前記外筒（２）をホース（４）に据込 む工程、 の各工程を有することを特徴とするホース 端部取付具の取付方法。[Claims] 1. A nipple portion that can be inserted into the end of the hose (4)
5) and an outer circumferential groove (6) in which both tapered side walls (6a) are formed; an outer cylinder (2) into which the end of the hose (4) can be inserted; A ring having a width (3a) wider than the bottom width (6c) of the outer circumferential groove (6) and narrower than the width (6d) of the opening of the outer circumferential groove (6), and having an outer circumferential groove (3b) on the outer circumferential surface. (3) A hose end fitting comprising: 2. The hose end fitting according to claim 1, wherein a knurling (6b) is provided on the outer circumferential surface of the outer circumferential groove (6) of the joint body (1). 3. The hose end fitting according to claim 1, characterized in that the outer peripheral surface of the ring (3) is knurled (3c). 4. Ring with knurling (3c) on the outer peripheral surface (
4. The hose end fitting according to claim 3, wherein the effective outer diameter of the outer cylinder (2) is larger than the inner diameter of the outer cylinder (2). 5, a. Fit the ring (3) into the outer cylinder (2), and insert the inner circumferential surface of the ring (3) into the outer circumferential groove (6) forming both tapered side walls (6 a) of the joint body (1). ) fitting the outer cylinder (2) into the outer circumferential groove (3b) of the ring (3) by upsetting the end of the outer cylinder (2) inward at the fitting position; Upsetting, a step of crushing the end of the inner peripheral surface of the ring (3) into the outer peripheral groove (6) of the joint body (1) and upsetting it; c. Upsetting the nipple part (5) of the joint body (1); a step of inserting into the end of the hose (4) and sandwiching the end of the hose (4) with a space (9) between the joint body (1) and the outer cylinder (2), d. 2) A method for attaching a hose end fitting, comprising the following steps:
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1044727A JP2696556B2 (en) | 1989-02-23 | 1989-02-23 | Hose end fitting and its mounting method |
| KR1019900002308A KR930009050B1 (en) | 1989-02-23 | 1990-02-23 | Hose coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1044727A JP2696556B2 (en) | 1989-02-23 | 1989-02-23 | Hose end fitting and its mounting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02221792A true JPH02221792A (en) | 1990-09-04 |
| JP2696556B2 JP2696556B2 (en) | 1998-01-14 |
Family
ID=12699476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1044727A Expired - Lifetime JP2696556B2 (en) | 1989-02-23 | 1989-02-23 | Hose end fitting and its mounting method |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2696556B2 (en) |
| KR (1) | KR930009050B1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6318763B1 (en) * | 1999-01-13 | 2001-11-20 | Hung-Yueh Huang | High-pressure fluid hose connector |
| WO2006126781A1 (en) * | 2005-05-23 | 2006-11-30 | Ki Bong Song | The screw tap assistance combination device |
| JP2011158054A (en) * | 2010-02-02 | 2011-08-18 | Yokohama Rubber Co Ltd:The | Manufacturing method for assembly of hydrogen filling hose and metal fitting for hose |
| JP2011202784A (en) * | 2010-03-26 | 2011-10-13 | Inoac Housing & Construction Materials Co Ltd | Pipe joint |
| US8936281B2 (en) * | 2007-07-26 | 2015-01-20 | Uponor Innovation Ab | Press fitting for a tube |
-
1989
- 1989-02-23 JP JP1044727A patent/JP2696556B2/en not_active Expired - Lifetime
-
1990
- 1990-02-23 KR KR1019900002308A patent/KR930009050B1/en not_active IP Right Cessation
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6318763B1 (en) * | 1999-01-13 | 2001-11-20 | Hung-Yueh Huang | High-pressure fluid hose connector |
| WO2006126781A1 (en) * | 2005-05-23 | 2006-11-30 | Ki Bong Song | The screw tap assistance combination device |
| US8936281B2 (en) * | 2007-07-26 | 2015-01-20 | Uponor Innovation Ab | Press fitting for a tube |
| JP2011158054A (en) * | 2010-02-02 | 2011-08-18 | Yokohama Rubber Co Ltd:The | Manufacturing method for assembly of hydrogen filling hose and metal fitting for hose |
| JP2011202784A (en) * | 2010-03-26 | 2011-10-13 | Inoac Housing & Construction Materials Co Ltd | Pipe joint |
Also Published As
| Publication number | Publication date |
|---|---|
| KR930009050B1 (en) | 1993-09-22 |
| JP2696556B2 (en) | 1998-01-14 |
| KR900013237A (en) | 1990-09-05 |
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