JP5621091B2 - 流体圧機器 - Google Patents
流体圧機器 Download PDFInfo
- Publication number
- JP5621091B2 JP5621091B2 JP2010115074A JP2010115074A JP5621091B2 JP 5621091 B2 JP5621091 B2 JP 5621091B2 JP 2010115074 A JP2010115074 A JP 2010115074A JP 2010115074 A JP2010115074 A JP 2010115074A JP 5621091 B2 JP5621091 B2 JP 5621091B2
- Authority
- JP
- Japan
- Prior art keywords
- support ring
- outer periphery
- piston
- inner peripheral
- sliding hole
- 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
Links
Images
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
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
-
- 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
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
-
- 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
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
- F16J15/24—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings with radially or tangentially compressed packing
-
- 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
- F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sealing Devices (AREA)
- Actuator (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
13…ピストン 24…パッキン装着溝
26、26a、26b…パッキン 42、42a…シール部材
44、44a、44b…サポートリング 46…シール用突部
48…肩部 50、50a…凹溝
52、52a…サポート面 54、54a…突条
56…内周突起
Claims (4)
- 摺動孔が形成されたハウジングと、
前記摺動孔内を軸線方向に移動する仕切部材と、
前記仕切部材の外周に装着されたパッキンと、を備え、
前記パッキンは、前記仕切部材の外周に形成された環状のパッキン装着溝に装着された、弾性材からなるリング状のシール部材と、前記シール部材の外周に取り付けられた低摩擦材からなるサポートリングと、を有し、
前記シール部材は、前記摺動孔の内周面に接触するシール用突部と、該シール用突部の両側又は片側のみに形成されて前記パッキン装着溝から外部に突出している肩部と、を外周に有し、
前記サポートリングは、前記シール用突部の両側又は片側のみに配置され、前記シール部材よりも軸線方向に突出し、
前記サポートリングの外周には、前記仕切部材の軸線方向に平坦なサポート面が形成され、
前記仕切部材に横荷重が作用していないとき、前記シール用突部は前記摺動孔の内周面に押圧されて弾性圧縮変形し、前記サポートリングの前記サポート面は前記摺動孔の内周面に接触する一方、前記サポートリングの内周面は前記仕切部材の外周に非接触の状態で前記仕切部材の外周に対向し、
前記仕切部材に所定以上の横荷重が作用しているとき、前記シール用突部は前記摺動孔の内周面に押圧されて弾性圧縮変形し、前記サポートリングの前記サポート面は前記摺動孔の内周面に接触するとともに、前記サポートリングの内周面は前記仕切部材の外周に接触する、
ことを特徴とする流体圧機器。 - 請求項1記載の流体圧機器において、
前記シール部材の外周には、前記肩部と前記シール用突部との間に介在する凹溝が設けられ、
前記サポートリングの内周には、係止用の突条が形成され、
前記突条が前記凹溝に係止されることにより、前記サポートリングが前記シール部材に前記肩部の外周を取り巻くように取り付けられる、
ことを特徴とする流体圧機器。 - 請求項1または2記載の流体圧機器において、
前記シール用突部の弾性圧縮変形量は、前記仕切部材に横荷重が作用していないときと、前記仕切部材に横荷重が作用しているときとで同じである、
ことを特徴とする流体圧機器。 - 請求項1〜3のいずれか1項に記載の流体圧機器において、
前記シール部材の内周に、前記パッキン装着溝の溝底に弾性的に接触するシール用の内周突起が形成されている、
ことを特徴とする流体圧機器。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010115074A JP5621091B2 (ja) | 2010-05-19 | 2010-05-19 | 流体圧機器 |
US13/107,230 US8739684B2 (en) | 2010-05-19 | 2011-05-13 | Fluid pressure apparatus |
TW100116803A TWI526641B (zh) | 2010-05-19 | 2011-05-13 | 流體壓力裝置 |
KR1020110046488A KR101802901B1 (ko) | 2010-05-19 | 2011-05-17 | 유체압 기기 |
DE102011101968.9A DE102011101968B4 (de) | 2010-05-19 | 2011-05-18 | Fluiddruckvorrichtung |
CN201110145285.4A CN102252093B (zh) | 2010-05-19 | 2011-05-19 | 流体压力设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010115074A JP5621091B2 (ja) | 2010-05-19 | 2010-05-19 | 流体圧機器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011241912A JP2011241912A (ja) | 2011-12-01 |
JP5621091B2 true JP5621091B2 (ja) | 2014-11-05 |
Family
ID=44971346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010115074A Active JP5621091B2 (ja) | 2010-05-19 | 2010-05-19 | 流体圧機器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8739684B2 (ja) |
JP (1) | JP5621091B2 (ja) |
KR (1) | KR101802901B1 (ja) |
CN (1) | CN102252093B (ja) |
DE (1) | DE102011101968B4 (ja) |
TW (1) | TWI526641B (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5621092B2 (ja) | 2010-05-19 | 2014-11-05 | Smc株式会社 | 流体圧機器 |
JP5636613B2 (ja) * | 2010-05-19 | 2014-12-10 | Smc株式会社 | 流体圧機器 |
JP5621091B2 (ja) | 2010-05-19 | 2014-11-05 | Smc株式会社 | 流体圧機器 |
CN102705295A (zh) * | 2012-05-30 | 2012-10-03 | 马鞍山市裕华机械制造有限公司 | 一种液压油缸导向套 |
US10316604B2 (en) * | 2014-07-02 | 2019-06-11 | Utex Industries, Inc. | Inflatable seal with fabric expansion restriction |
CN104154072A (zh) * | 2014-07-30 | 2014-11-19 | 莱歇研磨机械制造(上海)有限公司 | 一种磨机用液压加载***液压缸改良结构 |
US10041325B2 (en) * | 2014-08-01 | 2018-08-07 | Utex Industries, Inc. | High pressure seal with composite anti-extrusion mechanism |
JP6097799B2 (ja) * | 2015-08-25 | 2017-03-15 | Kyb株式会社 | 流体圧シリンダ |
JP6647551B2 (ja) * | 2015-10-14 | 2020-02-14 | Smc株式会社 | 流体圧機器及びその製造方法 |
CN108087548B (zh) * | 2017-11-07 | 2022-03-15 | 广东盛路通信有限公司 | 多零件配合面密封结构及方法 |
DE102017220691A1 (de) * | 2017-11-20 | 2019-05-23 | Bayerische Motoren Werke Aktiengesellschaft | Anordnungsstruktur sowie Verfahren zum Herstellen einer Bauteilanordnung |
EP3805616A4 (en) * | 2018-05-30 | 2022-03-02 | NOK Corporation | SEALING RING AND SEALING STRUCTURE |
US11242933B2 (en) * | 2019-06-03 | 2022-02-08 | Fisher Controls International Llc | Floating valve seat for a rotary control valve for use in severe service applications |
JP2021004670A (ja) * | 2019-06-27 | 2021-01-14 | 株式会社デンソー | バルブ装置 |
JP2022050742A (ja) * | 2020-09-18 | 2022-03-31 | トヨタ自動車株式会社 | プランジャチップ及び摺動方法 |
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JP5621091B2 (ja) | 2010-05-19 | 2014-11-05 | Smc株式会社 | 流体圧機器 |
-
2010
- 2010-05-19 JP JP2010115074A patent/JP5621091B2/ja active Active
-
2011
- 2011-05-13 TW TW100116803A patent/TWI526641B/zh not_active IP Right Cessation
- 2011-05-13 US US13/107,230 patent/US8739684B2/en active Active
- 2011-05-17 KR KR1020110046488A patent/KR101802901B1/ko active IP Right Grant
- 2011-05-18 DE DE102011101968.9A patent/DE102011101968B4/de not_active Expired - Fee Related
- 2011-05-19 CN CN201110145285.4A patent/CN102252093B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN102252093B (zh) | 2015-07-01 |
CN102252093A (zh) | 2011-11-23 |
TWI526641B (zh) | 2016-03-21 |
DE102011101968B4 (de) | 2022-07-14 |
TW201202577A (en) | 2012-01-16 |
KR20110127608A (ko) | 2011-11-25 |
JP2011241912A (ja) | 2011-12-01 |
US8739684B2 (en) | 2014-06-03 |
DE102011101968A1 (de) | 2012-02-09 |
US20110283880A1 (en) | 2011-11-24 |
KR101802901B1 (ko) | 2017-11-29 |
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