CN114761712B - 低温活塞环改进 - Google Patents

低温活塞环改进 Download PDF

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Publication number
CN114761712B
CN114761712B CN202080087864.5A CN202080087864A CN114761712B CN 114761712 B CN114761712 B CN 114761712B CN 202080087864 A CN202080087864 A CN 202080087864A CN 114761712 B CN114761712 B CN 114761712B
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CN
China
Prior art keywords
piston ring
ring
diameter surface
outer diameter
end portion
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.)
Active
Application number
CN202080087864.5A
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English (en)
Chinese (zh)
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CN114761712A (zh
Inventor
J·W·斯特芬
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Individual
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Individual
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Publication of CN114761712A publication Critical patent/CN114761712A/zh
Application granted granted Critical
Publication of CN114761712B publication Critical patent/CN114761712B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/14—Joint-closures
    • F16J9/145—Joint-closures of spring expanders
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/06—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction using separate springs or elastic elements expanding the rings; Springs therefor ; Expansion by wedging
    • F16J9/061—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction using separate springs or elastic elements expanding the rings; Springs therefor ; Expansion by wedging using metallic coiled or blade springs
    • F16J9/063—Strip or wire along the entire circumference
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/14—Joint-closures
    • F16J9/16—Joint-closures obtained by stacking of rings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/06—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by thermal means
    • F04B37/08—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by thermal means by condensing or freezing, e.g. cryogenic pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F04B53/143—Sealing provided on the piston
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/14—Joint-closures
    • F16J9/18—Joint-closures with separate bridge-elements

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Compressor (AREA)
CN202080087864.5A 2019-12-17 2020-12-16 低温活塞环改进 Active CN114761712B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962949409P 2019-12-17 2019-12-17
US62/949409 2019-12-17
US17/247,542 US11326694B2 (en) 2019-12-17 2020-12-15 Cryogenic piston ring improvement
US17/247542 2020-12-15
PCT/US2020/070914 WO2021127695A1 (en) 2019-12-17 2020-12-16 Cryogenic piston ring improvement

Publications (2)

Publication Number Publication Date
CN114761712A CN114761712A (zh) 2022-07-15
CN114761712B true CN114761712B (zh) 2023-09-15

Family

ID=76317756

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080087864.5A Active CN114761712B (zh) 2019-12-17 2020-12-16 低温活塞环改进

Country Status (6)

Country Link
US (1) US11326694B2 (https=)
EP (1) EP4077983A4 (https=)
JP (1) JP2023507320A (https=)
KR (1) KR102639899B1 (https=)
CN (1) CN114761712B (https=)
WO (1) WO2021127695A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10436322B2 (en) * 2017-08-09 2019-10-08 Etagen, Inc. Piston sealing ring assemblies
EP4008933A1 (de) * 2020-12-04 2022-06-08 Burckhardt Compression AG Kolbenring für einen kolbenverdichter
JP7230153B1 (ja) * 2021-11-08 2023-02-28 三菱重工業株式会社 ピストンリングおよび昇圧ポンプ
JP7717039B2 (ja) * 2022-09-09 2025-08-01 三菱重工業株式会社 昇圧ポンプおよび水素供給システム
GB2643717A (en) * 2024-08-28 2026-03-04 Edwards Vacuum Llc Seal assembly

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1218540A (zh) * 1996-05-07 1999-06-02 曼B与W狄赛尔公司 内燃机的气缸衬筒
CN103079755A (zh) * 2010-08-03 2013-05-01 费德罗-莫格尔公司 活塞组件运输和安装装置及以其运输和安装活塞组件的方法
CN107237702A (zh) * 2016-03-28 2017-10-10 易安迪机车公司 用于内燃发动机及其系统和方法的活塞环组

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1646978A (en) * 1925-10-19 1927-10-25 John F Panyard Piston packing
JP2553203B2 (ja) 1988-10-31 1996-11-13 株式会社東芝 極低温冷凍機
US5253877A (en) 1990-08-06 1993-10-19 Richard DeBiasse Piston ring having tapered outwardly extending wiper
JPH0558879U (ja) * 1992-01-20 1993-08-03 トキコ株式会社 往復動圧縮機
GB9805124D0 (en) * 1998-03-10 1998-05-06 Compair Reavell Ltd Piston sealing ring assembly
JP2001032935A (ja) * 1999-05-14 2001-02-06 Ntn Corp ピストンリング
FR2805006B1 (fr) * 2000-02-11 2002-06-14 Air Liquide Pompe cryogenique tres haute pression
WO2003001044A1 (en) 2001-06-20 2003-01-03 New Power Concepts Llc Piston ring improvements for a stirling engine
JP2004125159A (ja) * 2002-08-05 2004-04-22 Sakushiyon Gas Kikan Seisakusho:Kk ピストンリング
CN101042191A (zh) * 2005-12-25 2007-09-26 宇秀明 密封油环
AT505549B1 (de) * 2008-01-14 2009-02-15 Hoerbiger Kompressortech Hold Gasdichte kolbenringanordnung
US7762227B2 (en) * 2008-02-19 2010-07-27 Federal Mogul Corporation Coolable piston for internal combustion engine
JP2012117393A (ja) * 2010-11-29 2012-06-21 Mitsubishi Heavy Ind Ltd ピストンリング及び昇圧ポンプ
JP5658585B2 (ja) 2011-02-03 2015-01-28 株式会社リケン 組合せピストンリング
WO2014064291A1 (de) * 2012-10-26 2014-05-01 Burckhardt Compression Ag Kolbenring
US10041593B2 (en) * 2016-06-13 2018-08-07 Hamilton Sundstrand Corporation Piston ring assembly
JP6424369B1 (ja) * 2018-06-20 2018-11-21 株式会社三井Ｅ＆Ｓマシナリー ピストンリング及び液化ガス用昇圧ポンプ
CN109458323A (zh) 2018-12-19 2019-03-12 东莞赫升机电有限公司 一种用于压缩机的复合式活塞环

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1218540A (zh) * 1996-05-07 1999-06-02 曼B与W狄赛尔公司 内燃机的气缸衬筒
CN103079755A (zh) * 2010-08-03 2013-05-01 费德罗-莫格尔公司 活塞组件运输和安装装置及以其运输和安装活塞组件的方法
CN107237702A (zh) * 2016-03-28 2017-10-10 易安迪机车公司 用于内燃发动机及其系统和方法的活塞环组

Also Published As

Publication number Publication date
US20210180694A1 (en) 2021-06-17
CN114761712A (zh) 2022-07-15
KR20220110262A (ko) 2022-08-05
WO2021127695A1 (en) 2021-06-24
KR102639899B1 (ko) 2024-02-22
JP2023507320A (ja) 2023-02-22
EP4077983A4 (en) 2023-12-27
EP4077983A1 (en) 2022-10-26
US11326694B2 (en) 2022-05-10

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