JP2011052772A5 - - Google Patents

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Publication number
JP2011052772A5
JP2011052772A5 JP2009202862A JP2009202862A JP2011052772A5 JP 2011052772 A5 JP2011052772 A5 JP 2011052772A5 JP 2009202862 A JP2009202862 A JP 2009202862A JP 2009202862 A JP2009202862 A JP 2009202862A JP 2011052772 A5 JP2011052772 A5 JP 2011052772A5
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JP
Japan
Prior art keywords
hose
diameter
peripheral surface
outer peripheral
insertion direction
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JP2009202862A
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Japanese (ja)
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JP4868371B2 (en
JP2011052772A (en
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Priority to JP2009202862A priority Critical patent/JP4868371B2/en
Priority claimed from JP2009202862A external-priority patent/JP4868371B2/en
Priority to PCT/JP2010/064887 priority patent/WO2011027766A1/en
Priority to MYPI2012000900A priority patent/MY162527A/en
Priority to CN201080039029.0A priority patent/CN102575801B/en
Publication of JP2011052772A publication Critical patent/JP2011052772A/en
Publication of JP2011052772A5 publication Critical patent/JP2011052772A5/ja
Application granted granted Critical
Publication of JP4868371B2 publication Critical patent/JP4868371B2/en
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Claims (3)

ニップルの外周面に沿ってホースが挿入され、その外側に設けられた締め付け具の軸方向移動により、前記ホースの内周面が前記ニップルの外周面に密着されるホース継手であって、
ホース挿入方向へ徐々に拡径する拡径面及びその最大径部分から徐々に縮径する縮径面を有する環状の膨出部が外周面に形成される前記ニップルと、
前記膨出部の縮径面及び該縮径面よりもホース挿入方向奥側に位置する奥側外周面と対向して設けられる径方向へ弾性変形可能な拡縮スリーブと、
前記拡縮スリーブの外周面と対向して設けられ、前記ニップルに対する軸方向移動に伴って前記拡縮スリーブを縮径させるように押圧する押圧面部が内側に形成される前記締め付け具とを備え、
前記ニップルは、前記膨出部の縮径面よりもホース挿入方向奥側に形成される奥側外周面と、前記奥側外周面よりもホース挿入方向奥側に突出形成される環状段部と、前記環状段部の外側に前記奥側外周面と対向して形成される筒状部とを有し、
前記拡縮スリーブは、前記縮径面と対向するように形成される入口部と、該入口部よりもホース挿入方向奥側において前記奥側外周面と対向するように形成される筒状拡縮部と、前記筒状拡縮部のホース挿入方向奥側端から前記奥側外周面に向け前記環状段部に沿って前記ホースの先端面と対向するように形成される環状鍔部と、前記筒状拡縮部の外周面に前記筒状部の先端縁と対向して当接するように突出形成されるストッパーとを有し、
前記入口部及び前記筒状拡縮部の内径を、前記ホースの挿入時には、前記膨出部の縮径面に沿って挿入される前記ホースの外径よりも大きくなるように設定し、また前記締め付け具の軸方向移動に伴い前記押圧面部で前記拡縮スリーブが押圧された時には、前記膨出部の縮径面に沿って挿入される前記ホースの外径よりも小さくなるように設定し、
前記ストッパーのホース挿入方向奥側突出面から前記環状鍔部のホース挿入方向奥側端までの軸方向寸法と、前記筒状部の先端縁から前記環状段部までの軸方向寸法とが一致するように設定したことを特徴とするホース継手。 A hose joint in which a hose is inserted along the outer peripheral surface of the nipple, and the inner peripheral surface of the hose is in close contact with the outer peripheral surface of the nipple by the axial movement of a fastening tool provided outside the nipple,
It said nipple bulged portion of the annular having a reduced diameter surface gradually reduced in diameter from the diameter expansion surface and a maximum diameter portion gradually enlarged to hose insertion direction is formed on the outer peripheral surface,
An expansion / contraction sleeve that is elastically deformable in the radial direction and is provided opposite to the diameter-reduced surface of the bulging portion and the outer peripheral surface located on the rear side in the hose insertion direction than the diameter-reduced surface;
Provided face the outer peripheral surface of the front Symbol scaling sleeve, and said clamp pressing face is formed on the inside for pressing in so that reducing the diameter of the scaling sleeve with the axial movement against the nipple Prepared,
The nipple includes a rear outer peripheral surface formed on the back side in the hose insertion direction with respect to the diameter-reduced surface of the bulging portion, and an annular stepped portion formed to protrude from the back outer peripheral surface on the rear side in the hose insertion direction. A cylindrical portion formed on the outer side of the annular step portion so as to face the outer peripheral surface,
The expansion / contraction sleeve includes an inlet portion formed so as to face the reduced diameter surface, and a cylindrical expansion / contraction portion formed so as to face the outer peripheral surface on the back side in the hose insertion direction from the inlet portion. An annular flange portion formed so as to face the front end surface of the hose along the annular stepped portion from the rear end in the hose insertion direction of the cylindrical expansion / contraction portion toward the outer peripheral surface, and the cylindrical expansion / contraction A stopper that protrudes and abuts against the distal end edge of the cylindrical portion on the outer peripheral surface of the cylindrical portion,
The inner diameter of the inlet part and the cylindrical expansion / contraction part is set to be larger than the outer diameter of the hose inserted along the reduced diameter surface of the bulging part when the hose is inserted, and the tightening When the expansion / contraction sleeve is pressed by the pressing surface portion along with the axial movement of the tool, it is set to be smaller than the outer diameter of the hose inserted along the reduced diameter surface of the bulging portion ,
The axial dimension from the hose insertion direction back side protrusion surface of the stopper to the hose insertion direction back end of the annular flange matches the axial dimension from the tip edge of the cylindrical part to the annular step part. A hose coupling characterized by being set as follows. 前記拡縮スリーブの前記入口部及び前記筒状拡縮部に、その軸方向へ延びるすり割りを切欠形成して前記入口部及び前記筒状拡縮部を径方向へ弾性変形可能にするとともに、前記拡縮スリーブの前記入口部に、前記ホースの外周面と対向する環状の凸部を形成し、該環状の凸部の内径を、前記ホースの挿入時には前記膨出部の前記縮径面に沿って挿入される前記ホースの外径よりも大きくなるように設定し、また前記締め付け具の軸方向移動に伴い前記押圧面部で前記拡縮スリーブが押圧された時には、前記環状の凸部の内径を、前記膨出部の前記縮径面に沿って挿入される前記ホースの外径よりも小さくなるように設定したことを特徴とする請求項１記載のホース継手。 Said inlet portion and said tubular scaling unit of the scaling sleeve, while the elastically deformable the inlet portion and the tubular scaling portion slit extending axially notch formed to the radial direction, the scaling sleeve to the inlet portion to form the annular convex portion facing the outer peripheral surface of the hose, the inner diameter of the annular convex portion, during insertion of the hose is inserted along the reduced diameter surface of the bulging portion When the expansion / contraction sleeve is pressed by the pressing surface portion with the axial movement of the fastening tool, the inner diameter of the annular convex portion is set to be larger than the outer diameter of the hose. the hose coupling of claim 1, wherein the set to be smaller than the outer diameter of the hose to be inserted along the reduced diameter surface parts. 前記締め付け具の内周面に、該締め付け具の軸方向移動に伴って前記膨出部の前記拡径面と対向するように形成される押圧筒部を別体又は一体に設け、前記締め付け具の軸方向移動による締め付け状態で、該押圧筒部のホース挿入方向側端面と、前記拡縮スリーブの反ホース挿入方向側端面との間に形成される環状空間と対向するように係合凹部を形成したことを特徴とする請求項１又は２記載のホース継手。 The inner peripheral surface of said fastener, provided separately or integrally pressing tube portion formed so as to face the diverging surface of the bulging portion with the axial movement of the clamp, the clamp An engagement recess is formed so as to face the annular space formed between the end surface on the hose insertion direction side of the pressing tube portion and the end surface on the anti-hose insertion direction side of the expansion / contraction sleeve in a tightened state by axial movement of The hose coupling according to claim 1 or 2, wherein
JP2009202862A 2009-09-02 2009-09-02 Hose fittings Active JP4868371B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009202862A JP4868371B2 (en) 2009-09-02 2009-09-02 Hose fittings
PCT/JP2010/064887 WO2011027766A1 (en) 2009-09-02 2010-09-01 Hose joint
MYPI2012000900A MY162527A (en) 2009-09-02 2010-09-01 Hose joint
CN201080039029.0A CN102575801B (en) 2009-09-02 2010-09-01 Hose joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009202862A JP4868371B2 (en) 2009-09-02 2009-09-02 Hose fittings

Publications (3)

Publication Number Publication Date
JP2011052772A JP2011052772A (en) 2011-03-17
JP2011052772A5 true JP2011052772A5 (en) 2011-11-04
JP4868371B2 JP4868371B2 (en) 2012-02-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009202862A Active JP4868371B2 (en) 2009-09-02 2009-09-02 Hose fittings

Country Status (4)

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JP (1) JP4868371B2 (en)
CN (1) CN102575801B (en)
MY (1) MY162527A (en)
WO (1) WO2011027766A1 (en)

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JP5799326B2 (en) * 2013-08-30 2015-10-21 株式会社トヨックス Pipe fitting
JP5849261B2 (en) * 2013-08-30 2016-01-27 株式会社トヨックス Pipe fitting
CN105593592B (en) * 2013-08-30 2017-07-04 东洋克斯株式会社 Pipe joint
JP2015052344A (en) * 2013-09-06 2015-03-19 本田技研工業株式会社 Hose attachment structure
US9657656B2 (en) * 2014-08-27 2017-05-23 Continental Automotive Systems, Inc. Idle air control valve for use in a small engine and having a protective shroud with valve seat
JP6078857B2 (en) * 2015-08-27 2017-02-15 株式会社トヨックス Pipe fitting
CN106820530A (en) * 2016-12-30 2017-06-13 重庆鹏旭新能源有限公司 A kind of water heater integration formula shampoo trap
JP2019002462A (en) * 2017-06-14 2019-01-10 株式会社カネカ Tube joint
CN107504304A (en) * 2017-09-01 2017-12-22 全球能源互联网研究院 A kind of change current valve module FEP hose joint assemblies
EP3706598B1 (en) * 2017-11-09 2022-01-05 Oelschläger Metalltechnik GmbH Telescopic column, more particularly for pieces of furniture, such as tables, and table with column of this kind
CN113728188B (en) * 2019-04-18 2022-04-08 胡斯华纳有限公司 Hose connector

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US4900068A (en) * 1988-12-19 1990-02-13 Heyco Molded Products, Inc. Liquid tight connector for flexible non-metallic conduit and flexible non-metallic tubing
JPH0431066Y2 (en) * 1989-12-28 1992-07-27
JP3325086B2 (en) * 1993-06-28 2002-09-17 株式会社トヨックス Hose fittings
KR980008820U (en) * 1996-07-10 1998-04-30 박강훈 Synthetic hose connection
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