WO2008114589A1 - 食い込み式管継手、冷凍装置及び温水装置 - Google Patents

食い込み式管継手、冷凍装置及び温水装置 Download PDF

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Publication number
WO2008114589A1
WO2008114589A1 PCT/JP2008/053476 JP2008053476W WO2008114589A1 WO 2008114589 A1 WO2008114589 A1 WO 2008114589A1 JP 2008053476 W JP2008053476 W JP 2008053476W WO 2008114589 A1 WO2008114589 A1 WO 2008114589A1
Authority
WO
WIPO (PCT)
Prior art keywords
pipe fitting
flareless
water
cutting
thin
Prior art date
Application number
PCT/JP2008/053476
Other languages
English (en)
French (fr)
Inventor
Haruo Nakata
Akira Hashimoto
Seiji Chazono
Yoshiki Murayama
Original Assignee
Daikin Industries, Ltd.
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 Daikin Industries, Ltd. filed Critical Daikin Industries, Ltd.
Publication of WO2008114589A1 publication Critical patent/WO2008114589A1/ja

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
    • F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
    • F16L19/08—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe
    • F16L19/10—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the profile of the ring being altered
    • F16L19/14—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the profile of the ring being altered the rings being integral with one of the connecting parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/40—Fluid line arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Joints With Pressure Members (AREA)
  • Housings, Intake/Discharge, And Installation Of Fluid Heaters (AREA)

Abstract

　薄肉部４は、フェルール３を結合用部材２又は継手本体１に連結する。薄肉部４は、エッジ状の先端４１を有する切込により局部的に薄くされた最薄肉部４２を有する。結合用部材２を継手本体１に締結するとき、最薄肉部４２に応力が集中する。そして、薄肉部４の延伸量が少ない状態で、最薄肉部４２が切断される。従って、切り屑の発生が抑えられ、切り屑による管継手の性能低下が抑えられる。また、薄肉部４の延伸量が少ないため、切断されたときの感覚も明瞭となる。このため、作業者による切断の感知が容易になる。
PCT/JP2008/053476 2007-03-19 2008-02-28 食い込み式管継手、冷凍装置及び温水装置 WO2008114589A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-071055 2007-03-19
JP2007071055A JP4935444B2 (ja) 2007-03-19 2007-03-19 食い込み式管継手、冷凍装置及び温水装置

Publications (1)

Publication Number Publication Date
WO2008114589A1 true WO2008114589A1 (ja) 2008-09-25

Family

ID=39765699

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/053476 WO2008114589A1 (ja) 2007-03-19 2008-02-28 食い込み式管継手、冷凍装置及び温水装置

Country Status (2)

Country Link
JP (1) JP4935444B2 (ja)
WO (1) WO2008114589A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010084827A1 (ja) * 2009-01-21 2010-07-29 ダイキン工業株式会社 食い込み式管接続構造、弁、食い込み式管継手及び冷凍装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5091191B2 (ja) * 2009-05-22 2012-12-05 東尾メック株式会社 管継手

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS451814Y1 (ja) * 1966-07-15 1970-01-26
JPS5285709A (en) * 1976-01-09 1977-07-16 Gould Inc Integral connecting member
US4944534A (en) * 1988-10-03 1990-07-31 Mcneil (Ohio) Corporation Frangible male coupling component
JP2001355942A (ja) * 2000-06-15 2001-12-26 Daikin Ind Ltd 圧縮機ユニットおよびそれを用いた冷凍装置
JP2004526911A (ja) * 2001-02-06 2004-09-02 スウエイジロク・カンパニー 分離可能な管グリップ装置を備えた管継手
JP2005337326A (ja) * 2004-05-25 2005-12-08 Nasco Fitting Kk 管継手

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7066496B2 (en) * 2001-02-06 2006-06-27 Swagelok Company Fitting with separable gripping device for pipe and tube

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS451814Y1 (ja) * 1966-07-15 1970-01-26
JPS5285709A (en) * 1976-01-09 1977-07-16 Gould Inc Integral connecting member
US4944534A (en) * 1988-10-03 1990-07-31 Mcneil (Ohio) Corporation Frangible male coupling component
JP2001355942A (ja) * 2000-06-15 2001-12-26 Daikin Ind Ltd 圧縮機ユニットおよびそれを用いた冷凍装置
JP2004526911A (ja) * 2001-02-06 2004-09-02 スウエイジロク・カンパニー 分離可能な管グリップ装置を備えた管継手
JP2005337326A (ja) * 2004-05-25 2005-12-08 Nasco Fitting Kk 管継手

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010084827A1 (ja) * 2009-01-21 2010-07-29 ダイキン工業株式会社 食い込み式管接続構造、弁、食い込み式管継手及び冷凍装置
JP2010169165A (ja) * 2009-01-21 2010-08-05 Daikin Ind Ltd 食い込み式管接続構造、弁、食い込み式管継手及び冷凍装置
CN102265077A (zh) * 2009-01-21 2011-11-30 大金工业株式会社 卡套式管连接构造、阀、卡套式管接头以及冷冻装置
AU2010207305B2 (en) * 2009-01-21 2013-05-30 Daikin Industries, Ltd. Bite-in type pipe connection structure, valve, bite-in type pipe joint, and refrigeration device
US8919825B2 (en) 2009-01-21 2014-12-30 Daikin Industries, Ltd. Bite-in type pipe connection structure

Also Published As

Publication number Publication date
JP4935444B2 (ja) 2012-05-23
JP2008232227A (ja) 2008-10-02

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