WO2014010234A1 - Raccord - Google Patents

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Publication number
WO2014010234A1
WO2014010234A1 PCT/JP2013/004252 JP2013004252W WO2014010234A1 WO 2014010234 A1 WO2014010234 A1 WO 2014010234A1 JP 2013004252 W JP2013004252 W JP 2013004252W WO 2014010234 A1 WO2014010234 A1 WO 2014010234A1
Authority
WO
WIPO (PCT)
Prior art keywords
connector housing
connector
lock member
hole
lock
Prior art date
Application number
PCT/JP2013/004252
Other languages
English (en)
Japanese (ja)
Inventor
根津　幹夫
Original Assignee
株式会社ニフコ
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社ニフコ filed Critical 株式会社ニフコ
Publication of WO2014010234A1 publication Critical patent/WO2014010234A1/fr

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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

Definitions

  • the present invention relates to a connector used for connection of fluid piping, and more particularly to a connector capable of quickly and reliably connecting automotive piping.
  • a connector has a configuration in which a connector housing and a pipe body (male member) can be engaged and released by operating a wire retainer (lock member).
  • a connector includes a connector housing and a wire retainer (lock member), and an engagement slit (through hole) is provided in a retainer mounting portion of the connector housing, so that a part of the wire retainer is provided. Enters the engagement slit and protrudes into the retainer mounting portion.
  • the wire retainer engages with the outer peripheral groove of the pipe body and is locked.
  • the wire retainer is pulled up.
  • the wire retainer since the structure is released by the operation of pulling up the wire retainer (lock member), the wire retainer has a large allowance (operation stroke), and work is performed in a narrow space. Have difficulty. In addition, it is necessary to keep a distance from adjacent parts, which is not suitable for an engine room or the like of an automobile in which close arrangement is required. In addition, a tool may be necessary for the release, and there is a problem in workability, and there is a possibility that other parts may be damaged by the tool. Further, when the connector is removed after the lock is released, the wire retainer (lock member) is still stretched, which may cause interference with other components.
  • the present invention has been made in order to eliminate the above-described disadvantages, and includes a connector housing, a male member mounted on the connector housing, a lock member, and an operation member for operating the lock member, and the operation member is slid.
  • a connector that can release the engaged state is provided.
  • the present invention has the following contents. (1)
  • the present invention is a connector, which is a cylindrical connector housing provided with through holes extending in the circumferential direction on the left and right sides, and a taper that should be inserted into the opposite ends of the connector housing.
  • a cylindrical male member having a facing end including a tapered portion and having a circumferential groove that aligns with the through hole in a state in which the facing end of the connector housing protrudes, an intermediate portion, and the intermediate portion
  • An elastic lock member having left and right leg portions that extend left and right and should be received in the through hole, and the lock member is pushed in a direction in which the intermediate portion is close to the connector housing,
  • An engagement position in which both leg portions project inward from the through hole into the circumferential groove, and the intermediate portion is pulled out in a direction away from the connector housing, and a part of the both leg portions is the connector housing.
  • the connector further includes an operation member disposed in a part of the connector housing so as to be slidable in the axial direction, and the lock member is disposed between the two positions on the operation member.
  • the connector comprises a cam surface for displacing.
  • Embodiments of the present invention include the following. (2)
  • the lock member is made of a metal wire having elasticity.
  • the holding wall which controls the axial direction displacement of the lock member is provided in the perimeter of the connector housing.
  • the operation member is provided with a hook member formed so as to extend parallel to the cam surface with a space therebetween.
  • the operation member it is possible to perform a release operation with one touch of sliding the operation member, and there is no generation of a margin.
  • it can be installed closely with a close interval between adjacent parts.
  • it is not necessary to release with a tool, and there is no risk of damage to the surroundings with the tool.
  • the allowance of the lock member does not interfere with other parts.
  • the operation member is supported by a guide rail formed on the top of the connector housing so as to be slidable in the axial direction, the operation member does not protrude outward, and the release operation can be reliably performed. it can.
  • the operation member includes an inclined surface for lifting the lock member, and a hook member that is formed substantially in parallel with the inclined surface and a predetermined gap, the release operation is performed. Even in this case, it is possible to prevent the lock member from falling off the operation member. Moreover, if the said lock member is comprised from the metal wire which has elasticity, engagement strength can be enlarged. In addition, the manufacturing cost can be reduced because no mold is required. Furthermore, there is no creep deformation and stable engagement strength can be obtained.
  • FIG. 1 is a perspective view showing a connector coupling state according to an embodiment of the present invention.
  • FIG. 2 is a plan view of the connector.
  • FIG. 3 is a side view showing a separated state of the connector.
  • FIG. 4 is a front view in which a part of the connector is cut away.
  • FIG. 5 is a perspective view of a connector housing constituting the connector.
  • FIG. 6 is a plan view of the connector housing.
  • FIG. 7 is a front view of the connector housing.
  • FIG. 8 is a perspective view of an operation member used for the connector.
  • FIG. 9 is a perspective view of the operating member viewed from another direction.
  • FIG. 10 is a side view of the operation member.
  • FIG. 11 is a bottom view of the operation member.
  • FIG. 10 is a side view of the operation member.
  • FIG. 12 is a side view showing another embodiment of the operation member.
  • FIG. 13 is a front view of a locking member used for the connector.
  • FIG. 14 is a plan view of the locking member.
  • FIG. 15 is a side view of the locking member.
  • FIG. 16 is a front view showing another embodiment of the lock member used in the connector.
  • FIG. 17 is a plan view of the locking member.
  • FIG. 18 is a side view of the lock member.
  • the connector of the present invention comprises a connector housing, a male member mounted on the connector housing, a lock member, and an operation member for operating the lock member, and the male member is engaged with a part of the lock member on the outer periphery.
  • the connector housing includes a locking member holding wall formed on an outer periphery, a sliding slope on which a tip of the locking member slides, and a part of the locking member held by the locking member holding wall And a through hole formed to engage with an engaging portion formed on the outer periphery of the male member mounted on the connector housing, and the lock member is elastically coupled to the outer periphery of the male member. Since it is disengaged from the engaging portion formed on the outer periphery of the male member by sliding the operating member in the axial direction of the connector housing, it can be operated with one touch. Along with the kill, it is possible to eliminate the allowance for projection.
  • FIG. 1 is a perspective view showing a connector connected state according to an embodiment of the present invention
  • FIG. 2 is a plan view of the connector of the present invention
  • FIG. 3 is a side view showing a separated state of the connector of the present invention
  • FIG. It is the front view which notched a part of connector of invention.
  • the connector 10 has a cylindrical connector housing 12 having a hose connected to one end and a male member 11 attached to the other end (opposing end), a hose connected to one end, and the other end (opposing end).
  • a male member 11 mounted on the connector housing 12, a lock member 13 capable of engaging and releasing the connector housing 12 and the male member 11, and a part of the connector housing 12 are slid in the axial direction.
  • the male member 11 includes an engaging groove 14 that is an engaging portion with which the leg portion 13b of the locking member 13 is engaged on the outer periphery.
  • the lock member holding wall 15 formed on the outer periphery, the sliding slope 16 on which the tip 13a of the lock member 13 slides, and the lock member 1 held on the lock member holding wall 15 Some passes, and a through hole 18 formed to engage with the engaging groove 14 formed on the outer periphery of the male member 11 attached to the connector housing 12.
  • the engagement groove 14 may be an engagement step portion.
  • the male member 11 is made of, for example, a synthetic resin and has a cylindrical shape.
  • the male member 11 has a flange 19 at a base end portion to which a hose is connected, and an engagement groove 14 is formed on the outer periphery of a substantially intermediate portion.
  • the distal end portion 11 a attached to the connector housing 12 is formed in a tapered shape, and has a conical shape that is expanded just before the engagement groove 14.
  • the connector housing 12 has a hose connection part 12a to which a hose is connected at one end and a mounting port 12b to which the male member 11 is attached at the other end.
  • the connector housing 12 is made of, for example, a synthetic resin.
  • the outer periphery of the hose connection part 12a has a plurality of annular irregularities for preventing the hose from coming off.
  • a lock member holding wall 15 is formed on the left and right with a gap H in the center at the outer peripheral top of the enlarged mounting opening 12b.
  • the lock member holding wall 15 has a holding groove 20 that can hold the lock member 13 so as to be slidable, and a slide in which the guide rail 31 protrudes in a direction perpendicular to the holding groove 20 (axial direction of the connector housing).
  • a wall 32 is provided. That is, the sliding wall 32 faces the gap H and is disposed opposite to the left and right, and the guide rail 31 is disposed opposite to the lower end of the sliding wall 32 in the axial direction with a predetermined distance.
  • the operating member 30 is slidably mounted between the sliding walls 32 in the front-rear direction.
  • a through hole 18 is formed on the outer periphery of the connector housing 12 through which the leg portion 13b of the lock member 13 held by the lock member holding wall 15 can pass, and is formed on the outer periphery of the male member 11 mounted on the connector housing 12. Engages with the formed engaging groove 14.
  • a U-shaped wall 17 having a sliding slope 16 at a symmetrical position on the outer periphery of the connector housing 12 is formed.
  • the U-shaped wall 17 is positioned below the lock member holding wall 15 so that the tip end portion 13a abuts against the sliding slope 16 when the lock member 13 held by the lock member holding wall 15 is lifted. It is arranged.
  • the U-shaped wall 17 has a pair of side walls 17a and 17b extending in the radial direction of the connector housing 12, and a sliding slope 16 is formed between the side walls 17a and 17b. As shown in FIGS. 1, 3, 5, etc., the sliding slope 16 is formed as a flat surface inclined upward in a direction away from the connector housing 12.
  • an O-ring 21 and a backup ring 22 that holds the O-ring 21 are disposed at the back end of the mounting opening 12 b of the connector housing 12, and is watertight with the mounted male member 11. And airtightness is ensured.
  • the backup ring 22 is formed of a synthetic resin or the like, and is fixed to the inner wall of the connector housing 12 by a claw member or welding not shown.
  • the seal member is not limited to the O-ring, and may be another seal member such as a V ring or an X ring.
  • FIG. 8 is a perspective view of the operation member 30 used in the connector 10
  • FIG. 9 is a perspective view seen from another direction
  • FIG. 10 is a side view of the operation member 30
  • FIG. 11 is a bottom view thereof.
  • the operation member 30 is made of, for example, synthetic resin, and includes an inclined surface 33 for lifting the lock member 25 in front of the upper surface, an inclined surface 33, and a hook member 34 formed substantially in parallel with a predetermined gap h.
  • a slide piece 35 is formed on both sides of the lower end.
  • a stopper wall 38 is formed at the rear end of the slide piece 35 to restrict the forward movement of the operation member 30.
  • An operation surface 37 having a ridge 36 is formed on the rear end of the upper surface opposite to the inclined surface 33, and serves as a slip stopper when operated with a finger.
  • FIG. 12 is a side view showing another embodiment of the operation member 40.
  • the operation member 40 includes an inclined surface 33 for lifting the lock member 13 in front of the upper surface and an inclined surface 41 inclined in the opposite direction to the inclined surface 33, and slide pieces 35 are formed on both sides of the lower end. Yes.
  • a stopper wall 38 is formed at the rear end of the slide piece 35 to restrict the forward movement of the operation member 30.
  • An operation surface 37 having a ridge 36 and an operation surface 43 having a ridge 42 are formed at the rear end of the upper surface opposite to the inclined surface 33 in the direction opposite to the operation surface 37.
  • the operation member 40 configured as described above has the center 27 of the lock member 13 positioned at the valley portion of the inclined surface 33 and the inclined surface 41 and pushes the operation surface 37 forward, the finger is applied to the operation surface 43.
  • the locking member 13 can be released by any method, whether it is hung and retracted.
  • the lock member 13 includes a connecting portion 26 that is flat at the center 27 that contacts the inclined surface 33 or the inclined surface 41 of the operation member 30 and is curved convexly toward both ends, and the connecting portion 26.
  • Leg portions 13b that are linearly extended in parallel with each other from both sides (both sides in the width direction), and tip portions 13a that are bent at the tip ends of the leg portions 13b in a direction perpendicular to the leg portions. And is made of a metal elastic wire.
  • tip part 13a is bend
  • the diameter of the leg portion 13 b is smaller than the width of the through hole 18 and can pass through the through hole 18.
  • the length dimension of the leg portion 13b is longer than the length (height dimension) of the through hole 18.
  • the lock member 13 is configured in this manner and the arrangement of the tip end portion 13a is not symmetrical, the attachment direction when attaching to the connector housing 12 can be attached from any direction with respect to the axial direction. Can be realized.
  • the lock member 13 may be a metal or synthetic resin plate. That is, the same effect can be obtained even if it is composed of an elongated plate material, without being limited to the wire material.
  • FIG. 16 to 18 show another embodiment of the lock member 25.
  • FIG. In the present embodiment, the connecting portion 23 that is convexly convex upward, and the leg portion 25b and the leg that are linearly extended in parallel with each other from both sides (both sides in the width direction) of the connecting portion 23. It is made of, for example, a metal elastic wire that is bent so as to be provided with a tip portion 25a that is bent in a direction perpendicular to the leg portion at the tip of the portion 25b.
  • the diameter of the leg portion 25 b is smaller than the width of the through hole 18 and can pass through the through hole 18.
  • the length of the leg portion 25b is longer than the length (height dimension) of the through hole 18.
  • the operation for releasing the lock state is performed by sliding the connecting portion 23 while contacting the inclined surface 33 or the inclined surface 41 of the operation member 30 and is the same as in the first embodiment.
  • the operation member 30 is mounted between the sliding walls 32 of the connector housing 12 from the rear.
  • the slide piece 35 is inserted between the guide rail 31 and the outer peripheral surface of the connector housing 12.
  • the lock member 13 is attached from above.
  • the lock member 13 is attached in such a manner that when the leg portion 13b is inserted into the holding groove 20 of the lock member holding wall 15 so as to open to the left and right and then released, the distal end portion 13a comes into contact with the lower end of the sliding slope 16 by the elastic force of the wire.
  • the center of the connecting portion 26 of the lock member 25 is located between the inclined surface 33 and the hook member 34.
  • the distal end portion 13 a of the lock member 13 is attached toward the hose connection portion 12 a of the connector housing 12.
  • a part of the attached leg portion 13b protrudes from the through hole 18 of the connector housing 12 into the mounting opening 12b.
  • the tapered portion is formed in a conical shape immediately before the tip portion 11a and the engagement groove 14 to form the leg portion. After 13b is pushed and expanded in the outer circumferential direction, it is engaged with the engagement groove 14.
  • the O-ring 21 is positioned between the outer periphery of the distal end portion 11a of the male member 11 and the inner periphery of the mounting port 12b of the connector housing 12 as shown in FIG. It is pressed together and watertightness and airtightness can be maintained.
  • the operation surface 37 of the operation member 30 When releasing the engagement between the male member 11 and the connector housing 12, the operation surface 37 of the operation member 30 is pushed and slid forward. As the operation member 30 moves forward, the center 27 of the coupling portion 26 of the lock member 13 rises along the inclined surface 33, the tip portion 13a also rises along the sliding slope 16, and the leg portion 13b expands left and right. . Further, the advancement of the operation member 30 is restricted by the stopper wall 38. By expanding the leg portion 13b, the male member 11 can be pulled out by being disengaged from the engaging groove 14 of the male member 11 and released from the engagement.
  • the front end portion 13a is surrounded by the side walls 17a and 17b in the axial direction of the connector housing 12, the front end portion 13a can be prevented from being deformed by an unintended external force and the release operation can be executed reliably. it can.
  • the front end portion 13a since it can operate by only sliding the operation member 30, there is no space to project and it can be unlocked even in a narrow place.
  • the connector 10 of the present invention is easy to operate even in a narrow space and has no protruding portion, so there is no risk of damaging other parts when removed. Further, no tool is required for release, and parts are not damaged by the tool.
  • the connector according to the present invention can be used as a connector for large-diameter pipes in water pipes for radiators of construction machines and air pipes such as intercoolers.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

Le problème décrit par l'invention est de réaliser un raccord n'acceptant pas de saillie (partie en saillie) et permettant une mise en place en une seule opération. La solution selon l'invention porte sur un raccord comprenant un boîtier de raccord, un élément mâle monté sur le boîtier de raccord, un élément de verrouillage et un élément d'actionnement qui actionne l'élément de verrouillage, la périphérie extérieure de l'élément mâle étant dotée d'une section de coopération avec laquelle une partie de l'élément de verrouillage coopère. Le boîtier de raccord est pourvu d'une paroi de maintien d'élément de verrouillage, qui est formée au niveau de sa périphérie extérieure, d'une surface inclinée de glissement, sur laquelle l'extrémité de l'élément de verrouillage glisse, et d'un trou traversant, qui est formé de façon à coopérer avec la section de coopération formée sur la périphérie extérieure de l'élément mâle monté sur le boîtier de raccord et à travers lequel passe une partie de l'élément de verrouillage maintenu au niveau de la paroi de maintien d'élément de verrouillage, l'élément de verrouillage coopérant, par une force élastique, avec la section de coopération formée au niveau de la périphérie extérieure de l'élément mâle, et l'élément d'actionnement étant libéré de la section de coopération formée au niveau de la périphérie extérieure de l'élément mâle par le glissement, dans la direction axiale, du boîtier de raccord, ce qui rend possible une mise en place en une seule opération et une élimination de toute saillie.
PCT/JP2013/004252 2012-07-09 2013-07-09 Raccord WO2014010234A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012153305A JP5941772B2 (ja) 2012-07-09 2012-07-09 コネクタ
JP2012-153305 2012-07-09

Publications (1)

Publication Number Publication Date
WO2014010234A1 true WO2014010234A1 (fr) 2014-01-16

Family

ID=49915715

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2013/004252 WO2014010234A1 (fr) 2012-07-09 2013-07-09 Raccord

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JP (1) JP5941772B2 (fr)
WO (1) WO2014010234A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113646572A (zh) * 2019-04-03 2021-11-12 德国诺玛公司 用于插入至多个流体管线用的一快速连接器装置的插入件
CN114935054A (zh) * 2022-05-17 2022-08-23 东风汽车股份有限公司 用于车载气路的管路连接总成及其拆装方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014214312A1 (de) * 2014-07-23 2016-01-28 Schaeffler Technologies AG & Co. KG Weiblicher Steckverbinder, Verbindungsanordnung für ein hydraulisch betätigbares Einrücksystem und Einrücksystem für eine Kupplung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004211891A (ja) * 2002-12-18 2004-07-29 Piolax Inc チェッカー付きコネクタ
JP2006266472A (ja) * 2005-03-25 2006-10-05 Tokai Rubber Ind Ltd クイックコネクタ
JP2007500328A (ja) * 2003-05-27 2007-01-11 エタブリスマン・カイヨー 迅速接続継手

Family Cites Families (2)

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Publication number Priority date Publication date Assignee Title
JP3288025B2 (ja) * 1999-04-19 2002-06-04 トーセツ株式会社 給排気管の抜け止め装置
JP4299014B2 (ja) * 2002-07-31 2009-07-22 株式会社ケーブイケー 管継手

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004211891A (ja) * 2002-12-18 2004-07-29 Piolax Inc チェッカー付きコネクタ
JP2007500328A (ja) * 2003-05-27 2007-01-11 エタブリスマン・カイヨー 迅速接続継手
JP2006266472A (ja) * 2005-03-25 2006-10-05 Tokai Rubber Ind Ltd クイックコネクタ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113646572A (zh) * 2019-04-03 2021-11-12 德国诺玛公司 用于插入至多个流体管线用的一快速连接器装置的插入件
CN113646572B (zh) * 2019-04-03 2023-08-08 德国诺玛公司 用于插入至多个流体管线用的一快速连接器装置的插入件
CN114935054A (zh) * 2022-05-17 2022-08-23 东风汽车股份有限公司 用于车载气路的管路连接总成及其拆装方法

Also Published As

Publication number Publication date
JP5941772B2 (ja) 2016-06-29
JP2014015970A (ja) 2014-01-30

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