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KR840005677A - 예비응력법 및 튜브장치 제작법 - Google Patents

예비응력법 및 튜브장치 제작법 Download PDF

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Publication number
KR840005677A
KR840005677A KR1019830004058A KR830004058A KR840005677A KR 840005677 A KR840005677 A KR 840005677A KR 1019830004058 A KR1019830004058 A KR 1019830004058A KR 830004058 A KR830004058 A KR 830004058A KR 840005677 A KR840005677 A KR 840005677A
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KR
South Korea
Prior art keywords
tube
stress
outer tube
inner tube
diameter
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KR1019830004058A
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English (en)
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KR910003174B1 (ko
Inventor
엘·홀브루크 리챠드 (외 1)
Original Assignee
로버트 제이 에드워즈
더 베드콕 앤드 윌콕스 캄파니
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Publication of KR840005677A publication Critical patent/KR840005677A/ko
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Publication of KR910003174B1 publication Critical patent/KR910003174B1/ko
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/04—Reducing; Closing
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/151—Making tubes with multiple passages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/154—Making multi-wall tubes
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B36/00—Heating, cooling or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B36/00—Heating, cooling or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones
    • E21B36/003—Insulating arrangements
    • 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
    • F16L9/00—Rigid pipes
    • F16L9/18—Double-walled pipes; Multi-channel pipes or pipe assemblies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49861—Sizing mating parts during final positional association
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49863—Assembling or joining with prestressing of part
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49879—Spaced wall tube or receptacle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming
    • Y10T29/49925—Inward deformation of aperture or hollow body wall
    • Y10T29/49927—Hollow body is axially joined cup or tube
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming
    • Y10T29/49925—Inward deformation of aperture or hollow body wall
    • Y10T29/49934—Inward deformation of aperture or hollow body wall by axially applying force

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Heat Treatment Of Steel (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
  • Thermal Insulation (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Processing Of Meat And Fish (AREA)
  • Heat Treatment Of Articles (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)

Abstract

내용 없음

Description

예비응력법 및 튜브장치 제작법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따라 예비응력이 가해질 겹튜브의 단면도.
제2도는 본 발명에 따라 롤 축출기를 사용하여 외축튜브의 직경을 축소시키는것을 도시한 투시도.
제3도는 롤 축출기에 의해 겹튜브가 처리되고 있는 것을 도시한 투시도.
제4도는 인장벤치를 사용하여 외측튜브의 직경이 축소되고 있는 것을 도시한 단면도.
제5도는 로울러를 사용하여 외축튜브의 직경이축소되고 있는 것을 도시한 투시도.

Claims (6)

  1. 튜브의 길이를 따라 최소한 두 지점에서 외축튜브에 연결되어 내측튜브 내부에 위치한 최소한 하나의 내측튜브를 갖춘 튜브장치에 예비응력을 가하는 방법으로서 외측튜브의 반경을 축소시켜 외측튜브를 영구 신장시키고 내측튜브에는 탄성응력이 가해지게 됨으로서 내측튜브에는 인장예비응력이 가해지게 됨으로서 내측튜브에는 인장예비응력이 생기고, 외측튜브에는 압축예비응력이 가해지는 것을특징으로 하는 예비응력법.
  2. 예비응력을 받은내측튜브와 외측튜브를 갖춘 튜브장치를제작하는 방법으로서, 외측튜브 내부에 내측튜브를 위치시키며, 외측튜브와 내측튜브상의 최소한 두 지점에서 외측튜브와 내측튜브를 연결시키고, 외측튜브의 직경을 기계적인 방법으로 축소시켜, 외측튜브를 영구 신장시키고 내측튜브에는 탄성응력이 가해지게함으로서, 외측튜브에 대해 내측튜브가 예비응력을 받도록 하는 것을 특징으로 하는 튜브장치 제작법.
  3. 제1항 또는 제2항에 있어서, 인장베티와를 축출기와 스웨이징기와를 신킹장치 및 튜브축소기중의 한가지를 사용하여, 외측튜브를 냉간가공함으로서 외측튜브의 직경을 축소시키는것을 특징으로 하는 예비응력법 및 튜브장치 제작법.
  4. 제1항에 있어서, 외측튜브의 내측방사상으로 외측튜브의 항복강도 이상의 응력을 가하여 외측튜브의 직경을 축소시킴으로서 외측튜브의 직경을 영구 축소시키고 외측튜브를 신장시키며, 내측튜브에는 탄성응력이 가해지게하여 내측튜브에 인장예비응력이 생기고 외측튜브에는 압축에비응력이 가해지게되는 것을 특징으로 하는 예비응력법.
  5. 튜브의 길이를 따라 최소한 두 지점에서 외측튜브에 연결되어 내측튜브 내부에 위치한 최소한 하나의 내측튜브를 갖춘 튜브장치 제법으로서, 내외측 튜브가 연결되는 동안 한쪽 튜브를 신장시키고,다른 한쪽 튜브에 탄성응력을 가함으로서 한쪽 튜브에 압축예비응력이 가해지고 다른 한쪽 튜브에는 인장 예비응력이 가해지는 것을 특징으로 하는 튜브장치 제작법.
  6. 튜브의 길이를 따라 최소한 두 지점에서 외측튜브에 연결되어 내측튜브 내부에 위치한 최소한 하나의 내측튜브를 갖춘 튜브장치에 에비응력을 가하는 방법으로서, 내측튜브의 직경을 확장시켜 내측튜브를 영구수축시킴으로서 내측튜브에 인장예비응력이 가해지고 외측튜브에는 압축예비응력이 가해지는 것을 특징으로 하는 예비응력법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019830004058A 1982-08-31 1983-08-30 관 장치에 예비응력을 부여하는 방법 및 이에 의한 관 장치 제작법 Expired KR910003174B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US413284 1982-08-31
US06/413,284 US4470188A (en) 1982-08-31 1982-08-31 Method of mechanically prestressing a tubular apparatus

Publications (2)

Publication Number Publication Date
KR840005677A true KR840005677A (ko) 1984-11-16
KR910003174B1 KR910003174B1 (ko) 1991-05-22

Family

ID=23636636

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019830004058A Expired KR910003174B1 (ko) 1982-08-31 1983-08-30 관 장치에 예비응력을 부여하는 방법 및 이에 의한 관 장치 제작법

Country Status (12)

Country Link
US (1) US4470188A (ko)
EP (1) EP0103439B1 (ko)
JP (1) JPS5993827A (ko)
KR (1) KR910003174B1 (ko)
AT (1) ATE22537T1 (ko)
BR (1) BR8304587A (ko)
CA (1) CA1211077A (ko)
DE (1) DE3366607D1 (ko)
IN (1) IN162941B (ko)
MX (1) MX158970A (ko)
PH (1) PH20159A (ko)
TR (1) TR21775A (ko)

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Publication number Publication date
EP0103439B1 (en) 1986-10-01
KR910003174B1 (ko) 1991-05-22
ATE22537T1 (de) 1986-10-15
IN162941B (ko) 1988-07-23
BR8304587A (pt) 1984-04-03
MX158970A (es) 1989-04-04
CA1211077A (en) 1986-09-09
JPS5993827A (ja) 1984-05-30
DE3366607D1 (en) 1986-11-06
TR21775A (tr) 1985-07-02
PH20159A (en) 1986-10-09
EP0103439A1 (en) 1984-03-21
JPS6343444B2 (ko) 1988-08-30
US4470188A (en) 1984-09-11

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