KR20240046244A - 슬라이딩 부품 - Google Patents

슬라이딩 부품 Download PDF

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Publication number
KR20240046244A
KR20240046244A KR1020247008518A KR20247008518A KR20240046244A KR 20240046244 A KR20240046244 A KR 20240046244A KR 1020247008518 A KR1020247008518 A KR 1020247008518A KR 20247008518 A KR20247008518 A KR 20247008518A KR 20240046244 A KR20240046244 A KR 20240046244A
Authority
KR
South Korea
Prior art keywords
dynamic pressure
groove
pressure generation
generation groove
relative rotation
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.)
Pending
Application number
KR1020247008518A
Other languages
English (en)
Korean (ko)
Inventor
타다츠구 이무라
Original Assignee
이구루코교 가부시기가이샤
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 이구루코교 가부시기가이샤 filed Critical 이구루코교 가부시기가이샤
Publication of KR20240046244A publication Critical patent/KR20240046244A/ko
Pending legal-status Critical Current

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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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • F16C17/045—Sliding-contact bearings for exclusively rotary movement for axial load only with grooves in the bearing surface to generate hydrodynamic pressure, e.g. spiral groove thrust bearings
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/1065—Grooves on a bearing surface for distributing or collecting the liquid
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/107—Grooves for generating pressure
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/74—Sealings of sliding-contact bearings
    • 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
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
    • F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
    • F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/42—Groove sizes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Sealing (AREA)
KR1020247008518A 2021-08-26 2022-08-24 슬라이딩 부품 Pending KR20240046244A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2021-138020 2021-08-26
JP2021138020 2021-08-26
PCT/JP2022/031862 WO2023027102A1 (ja) 2021-08-26 2022-08-24 摺動部品

Publications (1)

Publication Number Publication Date
KR20240046244A true KR20240046244A (ko) 2024-04-08

Family

ID=85322789

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247008518A Pending KR20240046244A (ko) 2021-08-26 2022-08-24 슬라이딩 부품

Country Status (6)

Country Link
US (1) US20240344555A1 (https=)
EP (1) EP4394217A4 (https=)
JP (1) JP7842769B2 (https=)
KR (1) KR20240046244A (https=)
CN (1) CN117836546A (https=)
WO (1) WO2023027102A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4411182A4 (en) * 2021-09-28 2025-09-17 Eagle Ind Co Ltd SLIDING COMPONENT
CN117469302A (zh) * 2023-10-20 2024-01-30 昆明理工大学 一种基于水润滑碳化硅轴承表面网状织构结构

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005180652A (ja) 2003-12-22 2005-07-07 Eagle Ind Co Ltd 摺動部品

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3380040A (en) * 1964-04-01 1968-04-23 Hughes Aircraft Co Hydrodynamic bearing support for a magnetic drum
US3855624A (en) * 1973-08-15 1974-12-17 Philips Corp Grooved air bearing head
US5201531A (en) * 1992-04-02 1993-04-13 John Crane Inc. Face seal with double spiral grooves
JPH08296745A (ja) * 1995-04-26 1996-11-12 Mitsubishi Heavy Ind Ltd メカニカルシール
US6152452A (en) * 1997-10-17 2000-11-28 Wang; Yuming Face seal with spiral grooves
US7044470B2 (en) * 2000-07-12 2006-05-16 Perkinelmer, Inc. Rotary face seal assembly
WO2011115073A1 (ja) * 2010-03-15 2011-09-22 イーグル工業株式会社 摺動部材
US9039013B2 (en) * 2011-05-04 2015-05-26 United Technologies Corporation Hydrodynamic non-contacting seal
US9371912B2 (en) * 2011-09-10 2016-06-21 Eagle Industry Co., Ltd. Sliding parts
US9353865B2 (en) * 2014-06-03 2016-05-31 Thermo King Corporation Mechanical face seal
WO2016104535A1 (ja) * 2014-12-22 2016-06-30 イーグル工業株式会社 すべり軸受及びポンプ
US10494941B2 (en) * 2016-10-17 2019-12-03 United Technologies Corporation Seal face plate cooling
JP7224740B2 (ja) * 2018-08-08 2023-02-20 イーグル工業株式会社 メカニカルシール
KR102541901B1 (ko) * 2018-12-21 2023-06-13 이구루코교 가부시기가이샤 슬라이딩 부품
KR102669558B1 (ko) * 2019-04-09 2024-05-28 이구루코교 가부시기가이샤 슬라이딩 부품
CN210800068U (zh) * 2019-05-21 2020-06-19 昆明理工大学 一种双层螺旋槽干气密封环
DE102020203764A1 (de) * 2020-03-24 2021-09-30 Eagleburgmann Germany Gmbh & Co. Kg Gleitringdichtung mit verbesserter Nutanordnung
CN111306302B (zh) * 2020-04-02 2025-04-29 清华大学 可降低端面磨损的机械密封端面结构及旋转机械设备
CN213899890U (zh) * 2020-12-01 2021-08-06 四川久龙密封件制造有限公司 一种干气密封装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005180652A (ja) 2003-12-22 2005-07-07 Eagle Ind Co Ltd 摺動部品

Also Published As

Publication number Publication date
CN117836546A (zh) 2024-04-05
EP4394217A4 (en) 2025-08-27
EP4394217A1 (en) 2024-07-03
US20240344555A1 (en) 2024-10-17
JP7842769B2 (ja) 2026-04-08
JPWO2023027102A1 (https=) 2023-03-02
WO2023027102A1 (ja) 2023-03-02

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