SG11201709527XA - Groove-type dynamic pressure gas radial bearing - Google Patents
Groove-type dynamic pressure gas radial bearingInfo
- Publication number
- SG11201709527XA SG11201709527XA SG11201709527XA SG11201709527XA SG11201709527XA SG 11201709527X A SG11201709527X A SG 11201709527XA SG 11201709527X A SG11201709527X A SG 11201709527XA SG 11201709527X A SG11201709527X A SG 11201709527XA SG 11201709527X A SG11201709527X A SG 11201709527XA
- Authority
- SG
- Singapore
- Prior art keywords
- groove
- pressure gas
- dynamic pressure
- radial bearing
- type dynamic
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
- F04D29/057—Bearings hydrostatic; hydrodynamic
-
- 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
- F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
- F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
- F16C17/107—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one surface for radial load and at least one surface for axial load
-
- 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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0603—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
- F04D29/0563—Bearings cartridges
-
- 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
-
- 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
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/028—Sliding-contact bearings for exclusively rotary movement for radial load only with fixed wedges to generate hydrodynamic pressure, e.g. multi-lobe 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
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sliding-Contact Bearings (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2015/079233 WO2016183787A1 (en) | 2015-05-19 | 2015-05-19 | Groove-type dynamic pressure gas radial bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11201709527XA true SG11201709527XA (en) | 2017-12-28 |
Family
ID=56166981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11201709527XA SG11201709527XA (en) | 2015-05-19 | 2015-05-19 | Groove-type dynamic pressure gas radial bearing |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US10280972B2 (en) |
| EP (1) | EP3299648B1 (en) |
| JP (1) | JP6762358B2 (en) |
| KR (1) | KR102030175B1 (en) |
| CN (5) | CN104895916A (en) |
| DK (1) | DK3299648T3 (en) |
| EA (1) | EA035430B1 (en) |
| ES (1) | ES2742897T3 (en) |
| HU (1) | HUE046304T2 (en) |
| PT (1) | PT3299648T (en) |
| SG (1) | SG11201709527XA (en) |
| TW (2) | TW201707548A (en) |
| WO (2) | WO2016183787A1 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EA035430B1 (en) * | 2015-05-19 | 2020-06-15 | Лифэн Ло | Groove-type dynamic pressure gas radial bearing |
| CN205858730U (en) * | 2015-05-19 | 2017-01-04 | 罗立峰 | A kind of ultrahigh speed aerator |
| CN105545956B (en) * | 2016-03-04 | 2019-05-14 | 至玥腾风科技投资集团有限公司 | A kind of active hydrodynamic gas-lubricated bearing that electromagnetism is enabled |
| CN106402270A (en) * | 2016-11-16 | 2017-02-15 | 沈阳航空航天大学 | Resistance increasing type extrusion oil film damper with grooves in outer ring and bosses on shaft neck |
| CN106352016A (en) * | 2016-11-16 | 2017-01-25 | 沈阳航空航天大学 | Resistance increasing type squeeze film damper with bosses on outer ring or shaft neck |
| CN110901953A (en) * | 2019-12-04 | 2020-03-24 | 中国直升机设计研究所 | Intelligent elastic bearing and state monitoring system thereof |
| CN112160980B (en) * | 2020-08-26 | 2021-10-08 | 珠海格力电器股份有限公司 | Gas dynamic pressure bearing, motor and compressor |
| CN113124063B (en) * | 2021-04-28 | 2023-01-13 | 青岛科技大学 | Dynamic pressure foil radial gas bearing cooling structure and cooling method |
| CN113864341A (en) * | 2021-09-24 | 2021-12-31 | 浙江翰翔科技有限公司 | Static and dynamic mixed air-bearing rotor system and operation method |
Family Cites Families (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4225196A (en) * | 1978-12-29 | 1980-09-30 | Mechanical Technology Incorporated | Hydrodynamic compliant thrust bearing |
| JP3305278B2 (en) * | 1999-03-26 | 2002-07-22 | セイコーインスツルメンツ株式会社 | Liquid dynamic pressure bearing and spindle motor |
| US6394842B1 (en) * | 1999-04-01 | 2002-05-28 | Fujitsu Takamisawa Component Limited | Cable connecting structure |
| JP2000345993A (en) * | 1999-06-02 | 2000-12-12 | Minebea Co Ltd | Blower |
| JP2001200838A (en) * | 1999-11-09 | 2001-07-27 | Seiko Instruments Inc | Fluid dynamic pressure bearing, fluid dynamic pressure bearing device, manufacturing method of fluid dynamic pressure bearing, and bearing surface machining method |
| JP2002323036A (en) * | 2001-04-27 | 2002-11-08 | Matsushita Electric Ind Co Ltd | Kinetic pressure gas bearing unit and hard disc drive unit using this bearing unit |
| US7296931B2 (en) * | 2002-11-13 | 2007-11-20 | Ntn Corporation | Fluid lubricated bearing device |
| JP2003239950A (en) * | 2002-02-15 | 2003-08-27 | Seiko Instruments Inc | Dynamic pressure bearing and motor |
| CN2558797Y (en) * | 2002-04-03 | 2003-07-02 | 廖英桐 | Improved dynamic bearing |
| JP2004028113A (en) * | 2002-06-21 | 2004-01-29 | Matsushita Electric Ind Co Ltd | Dynamic pressure gas bearing, and device using the same bearing |
| JP2005265010A (en) * | 2004-03-17 | 2005-09-29 | Ishikawajima Harima Heavy Ind Co Ltd | Dynamic pressure gas bearing |
| WO2005098252A1 (en) * | 2004-04-09 | 2005-10-20 | Ntn Corporation | Dynamic pressure bearing device |
| DE102004045629B4 (en) * | 2004-09-21 | 2008-07-03 | Minebea Co., Ltd. | Fluid dynamic storage system |
| CN100344047C (en) * | 2004-10-30 | 2007-10-17 | 鸿富锦精密工业（深圳）有限公司 | Fluid hydrodynamic bearing motor and fan using the same |
| CN1632331A (en) * | 2005-01-18 | 2005-06-29 | 哈尔滨工业大学 | Mixed type helical groove dynamical and static pressure gas composite thrust bearing |
| EP1972791A4 (en) * | 2005-12-22 | 2016-04-13 | Yamamoto Denki Kk | Flat brushless motor pump and electric water pump unit for vehicle employing flat brushless motor pump |
| CN101294601A (en) * | 2007-04-25 | 2008-10-29 | 富准精密工业(深圳)有限公司 | Hydrodynamic bearing structure and cooling fan using the same |
| TWI323318B (en) * | 2007-05-11 | 2010-04-11 | Foxconn Tech Co Ltd | Dynamic bearing structure and cooling fan employing the dynamic bearing structure |
| DE102007043575A1 (en) * | 2007-09-13 | 2009-03-26 | Minebea Co., Ltd. | Fluid dynamic bearing structure and fluid dynamic bearing |
| CN201106631Y (en) * | 2007-10-15 | 2008-08-27 | 中国科学院工程热物理研究所 | Dynamical pressure air bearing of interval channel self-lubricating structure |
| JP5121047B2 (en) * | 2007-11-02 | 2013-01-16 | 株式会社不二越 | Spindle device using hydrodynamic bearing and radial hydrodynamic bearing |
| CN201258910Y (en) * | 2008-08-11 | 2009-06-17 | 罗立峰 | Radial kinetic pressure air-float bearing |
| US8618706B2 (en) * | 2008-12-04 | 2013-12-31 | Seagate Technology Llc | Fluid pumping capillary seal for a fluid dynamic bearing |
| CN202108867U (en) * | 2011-05-27 | 2012-01-11 | 罗立峰 | Self-sealing dynamic gas radial ceramic bearing |
| CN202140419U (en) * | 2011-05-27 | 2012-02-08 | 罗立峰 | Dynamic pressure gas radial ceramic bearing |
| CN102278366A (en) * | 2011-05-27 | 2011-12-14 | 罗立峰 | Self-sealing dynamic-pressure gas radial ceramic bearing |
| CN102242762B (en) * | 2011-05-27 | 2013-01-23 | 罗立峰 | Dynamic pressure gas radial ceramic bearing |
| CN102192237A (en) * | 2011-06-07 | 2011-09-21 | 罗立峰 | Self-seal kinetic pressure gas radial ceramic bearing |
| CN202091349U (en) * | 2011-06-15 | 2011-12-28 | 罗立峰 | Dynamic pressure air thrust ceramic bearing |
| JP5892375B2 (en) * | 2011-06-30 | 2016-03-23 | 日本電産株式会社 | Hydrodynamic bearing device and fan |
| JP2013015038A (en) * | 2011-06-30 | 2013-01-24 | Nippon Densan Corp | Fan |
| JP5943291B2 (en) * | 2011-06-30 | 2016-07-05 | 日本電産株式会社 | Bearing device and blower fan |
| CN103688068B (en) * | 2011-08-24 | 2017-04-26 | 博格华纳公司 | Bearing arrangement |
| CN103670672B (en) * | 2013-12-19 | 2016-03-02 | 湖南大学 | A kind of turbosupercharger |
| CN104895924A (en) * | 2015-05-19 | 2015-09-09 | 罗立峰 | Hybrid aerodynamic journal bearing |
| EA035430B1 (en) * | 2015-05-19 | 2020-06-15 | Лифэн Ло | Groove-type dynamic pressure gas radial bearing |
-
2015
- 2015-05-19 EA EA201792554A patent/EA035430B1/en not_active IP Right Cessation
- 2015-05-19 JP JP2018512459A patent/JP6762358B2/en active Active
- 2015-05-19 EP EP15892166.8A patent/EP3299648B1/en active Active
- 2015-05-19 US US15/575,632 patent/US10280972B2/en active Active
- 2015-05-19 KR KR1020177036490A patent/KR102030175B1/en active IP Right Grant
- 2015-05-19 DK DK15892166.8T patent/DK3299648T3/en active
- 2015-05-19 WO PCT/CN2015/079233 patent/WO2016183787A1/en active Application Filing
- 2015-05-19 HU HUE15892166A patent/HUE046304T2/en unknown
- 2015-05-19 PT PT15892166T patent/PT3299648T/en unknown
- 2015-05-19 ES ES15892166T patent/ES2742897T3/en active Active
- 2015-05-19 SG SG11201709527XA patent/SG11201709527XA/en unknown
- 2015-06-01 CN CN201510292911.0A patent/CN104895916A/en not_active Withdrawn
- 2015-09-18 CN CN201510595515.5A patent/CN105202014B/en active Active
- 2015-09-18 CN CN201520723669.3U patent/CN205350045U/en not_active Withdrawn - After Issue
-
2016
- 2016-05-18 CN CN201620452896.1U patent/CN205858771U/en active Active
- 2016-05-18 CN CN201610327808.XA patent/CN105889121A/en active Pending
- 2016-05-19 TW TW105115470A patent/TW201707548A/en unknown
- 2016-05-19 WO PCT/CN2016/082669 patent/WO2016184402A1/en active Application Filing
- 2016-05-19 TW TW105115465A patent/TWI704295B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105202014A (en) | 2015-12-30 |
| EA201792554A1 (en) | 2018-07-31 |
| TW201707548A (en) | 2017-02-16 |
| CN104895916A (en) | 2015-09-09 |
| KR102030175B1 (en) | 2019-10-08 |
| TWI704295B (en) | 2020-09-11 |
| CN205350045U (en) | 2016-06-29 |
| JP2018514732A (en) | 2018-06-07 |
| TW201704649A (en) | 2017-02-01 |
| WO2016184402A1 (en) | 2016-11-24 |
| WO2016183787A1 (en) | 2016-11-24 |
| CN205858771U (en) | 2017-01-04 |
| CN105202014B (en) | 2018-11-27 |
| EA035430B1 (en) | 2020-06-15 |
| JP6762358B2 (en) | 2020-09-30 |
| HUE046304T2 (en) | 2020-02-28 |
| US20180119738A1 (en) | 2018-05-03 |
| EP3299648B1 (en) | 2019-07-03 |
| ES2742897T3 (en) | 2020-02-17 |
| CN105889121A (en) | 2016-08-24 |
| EP3299648A1 (en) | 2018-03-28 |
| KR20180018575A (en) | 2018-02-21 |
| US10280972B2 (en) | 2019-05-07 |
| PT3299648T (en) | 2019-08-20 |
| EP3299648A4 (en) | 2018-11-21 |
| DK3299648T3 (en) | 2019-08-12 |
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