CN117043495A - 密封结构及密封方法 - Google Patents

密封结构及密封方法 Download PDF

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Publication number
CN117043495A
CN117043495A CN202280023266.0A CN202280023266A CN117043495A CN 117043495 A CN117043495 A CN 117043495A CN 202280023266 A CN202280023266 A CN 202280023266A CN 117043495 A CN117043495 A CN 117043495A
Authority
CN
China
Prior art keywords
sealing
rod
pressure space
peripheral surface
inner peripheral
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
CN202280023266.0A
Other languages
English (en)
Chinese (zh)
Inventor
池田笃史
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nok Corp
Original Assignee
Nok Corp
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 Nok Corp filed Critical Nok Corp
Publication of CN117043495A publication Critical patent/CN117043495A/zh
Pending legal-status Critical Current

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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/56—Other sealings for reciprocating rods
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3228—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip formed by deforming a flat ring
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • 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
    • F16J15/164—Sealings between relatively-moving surfaces the sealing action depending on movements; pressure difference, temperature or presence of leaking fluid
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3208—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3208—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings
    • F16J15/3212—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip provided with tension elements, e.g. elastic rings with metal springs
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/324—Arrangements for lubrication or cooling of the sealing itself
    • 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
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3248—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports
    • F16J15/3252—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports
    • F16J15/3256—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
CN202280023266.0A 2021-03-30 2022-03-28 密封结构及密封方法 Pending CN117043495A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-056971 2021-03-30
JP2021056971 2021-03-30
PCT/JP2022/014848 WO2022210480A1 (ja) 2021-03-30 2022-03-28 密封構造および密封方法

Publications (1)

Publication Number Publication Date
CN117043495A true CN117043495A (zh) 2023-11-10

Family

ID=83459126

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280023266.0A Pending CN117043495A (zh) 2021-03-30 2022-03-28 密封结构及密封方法

Country Status (6)

Country Link
US (1) US12607265B2 (https=)
EP (1) EP4317750A4 (https=)
JP (2) JP7175428B1 (https=)
KR (1) KR20230145489A (https=)
CN (1) CN117043495A (https=)
WO (1) WO2022210480A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7310778B2 (ja) * 2020-10-16 2023-07-19 株式会社デンソー バルブ装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101317029A (zh) * 2005-12-08 2008-12-03 Nok株式会社 唇型密封
US20130119611A1 (en) * 2011-11-15 2013-05-16 Harald Kofler Pressure balanced radial rotary shaft seal
CN108291580A (zh) * 2015-12-02 2018-07-17 奥依列斯工业株式会社 合成树脂制滑动轴承
CN111201391A (zh) * 2017-10-13 2020-05-26 Nok株式会社 密封装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434484A (en) * 1945-02-09 1948-01-13 Garlock Packing Co Oil seal
US2750212A (en) * 1952-10-09 1956-06-12 Renniks Company Plastic seal
US3951478A (en) * 1975-05-22 1976-04-20 Gte Laboratories Incorporated Vacuum assembly
US5975538A (en) * 1997-06-19 1999-11-02 John Crane Inc. Radial lip shaft seal
JP2001065703A (ja) 1999-08-24 2001-03-16 Eagle Ind Co Ltd リップ型シール
JP2003113780A (ja) 2001-07-30 2003-04-18 Toyota Industries Corp 軸封装置
JPWO2003044397A1 (ja) * 2001-11-22 2005-03-24 Nok株式会社 圧力開放弁
JP2008144784A (ja) * 2006-12-06 2008-06-26 Nok Corp パッキン及びシーリングシステム
US20140064936A1 (en) * 2011-01-28 2014-03-06 Aktiebolaget Skf Reinforced seal for rotary shafts
JP6663630B2 (ja) 2014-04-16 2020-03-13 Nok株式会社 密封装置
JP6534574B2 (ja) * 2015-07-27 2019-06-26 Nok株式会社 密封装置
DE102016208697A1 (de) * 2016-05-20 2017-11-23 Trelleborg Sealing Solutions Germany Gmbh Rotationsdichtungsanordnung mit druckaktivierbarer Rotationsdichtung sowie Rotationsdichtung
CN215410188U (zh) * 2018-09-11 2022-01-04 伊格尔工业股份有限公司 唇型轴封装置
DE112020002791B4 (de) * 2019-06-11 2023-06-07 Nok Corporation Abdichtvorrichtung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101317029A (zh) * 2005-12-08 2008-12-03 Nok株式会社 唇型密封
US20130119611A1 (en) * 2011-11-15 2013-05-16 Harald Kofler Pressure balanced radial rotary shaft seal
CN108291580A (zh) * 2015-12-02 2018-07-17 奥依列斯工业株式会社 合成树脂制滑动轴承
CN111201391A (zh) * 2017-10-13 2020-05-26 Nok株式会社 密封装置

Also Published As

Publication number Publication date
JP2022190167A (ja) 2022-12-22
JP7175428B1 (ja) 2022-11-18
WO2022210480A1 (ja) 2022-10-06
JPWO2022210480A1 (https=) 2022-10-06
EP4317750A4 (en) 2025-03-26
US20240167570A1 (en) 2024-05-23
KR20230145489A (ko) 2023-10-17
US12607265B2 (en) 2026-04-21
EP4317750A1 (en) 2024-02-07

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