CN110537041B - 背对背轴承密封系统 - Google Patents
背对背轴承密封系统 Download PDFInfo
- Publication number
- CN110537041B CN110537041B CN201880025546.9A CN201880025546A CN110537041B CN 110537041 B CN110537041 B CN 110537041B CN 201880025546 A CN201880025546 A CN 201880025546A CN 110537041 B CN110537041 B CN 110537041B
- Authority
- CN
- China
- Prior art keywords
- sealing element
- sealing
- rotor shaft
- seal
- labyrinth seal
- 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
- F16J15/44—Free-space packings
- F16J15/447—Labyrinth packings
- F16J15/4472—Labyrinth packings with axial path
-
- 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
- F16J15/002—Sealings comprising at least two sealings in succession
-
- 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
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/102—Shaft sealings especially adapted for elastic fluid pumps
- F04D29/104—Shaft sealings especially adapted for elastic fluid pumps the sealing fluid being other than the working fluid or being the working fluid treated
-
- 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
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/14—Shaft sealings operative only when pump is inoperative
- F04D29/143—Shaft sealings operative only when pump is inoperative especially adapted for elastic fluid pumps
-
- 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
- F16J15/40—Sealings between relatively-moving surfaces by means of 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
- F16J15/44—Free-space packings
- F16J15/441—Free-space packings with floating 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
- F16J15/44—Free-space packings
- F16J15/447—Labyrinth packings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/55—Seals
-
- 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
- F16C33/76—Sealings of ball or roller bearings
- F16C33/80—Labyrinth sealings
- F16C33/805—Labyrinth sealings in addition to other sealings, e.g. dirt guards to protect sealings with sealing lips
-
- 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
- F16J15/3224—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip capable of accommodating changes in distances or misalignment between the surfaces, e.g. able to compensate for defaults of eccentricity or angular deviations
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Sealing Of Bearings (AREA)
- Compressor (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762469422P | 2017-03-09 | 2017-03-09 | |
US62/469,422 | 2017-03-09 | ||
PCT/US2018/021586 WO2018165455A1 (en) | 2017-03-09 | 2018-03-08 | Back to back bearing sealing systems |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110537041A CN110537041A (zh) | 2019-12-03 |
CN110537041B true CN110537041B (zh) | 2022-05-24 |
Family
ID=61683962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201880025546.9A Active CN110537041B (zh) | 2017-03-09 | 2018-03-08 | 背对背轴承密封系统 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11293554B2 (zh) |
EP (1) | EP3593018B1 (zh) |
KR (1) | KR102377227B1 (zh) |
CN (1) | CN110537041B (zh) |
TW (1) | TWI808962B (zh) |
WO (1) | WO2018165455A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11940050B2 (en) * | 2022-06-10 | 2024-03-26 | Allison Transmission, Inc. | Seal for an axle shaft assembly |
WO2024194413A1 (en) * | 2023-03-21 | 2024-09-26 | Tyco Fire & Security Gmbh | Sealing system for hvac&r system |
WO2024232075A1 (ja) * | 2023-05-11 | 2024-11-14 | ファナック株式会社 | シール構造、回転テーブル装置および工作機械 |
CN117646797B (zh) * | 2024-01-30 | 2024-05-14 | 中密控股股份有限公司 | 一种适用于舰船动力装置冷却剂循环泵用密封 |
Citations (5)
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GB906366A (en) * | 1960-08-01 | 1962-09-19 | Gen Motors Corp | Lip-seals and methods of making them |
US3726531A (en) * | 1970-12-07 | 1973-04-10 | American Metal Bearing Co | Stern tube seal |
FR2765653A1 (fr) * | 1997-07-03 | 1999-01-08 | Hispano Suiza Sa | Dispositif de confinement a gaz supportant temporairement une surpression elevee |
CN201071799Y (zh) * | 2007-07-12 | 2008-06-11 | 宝鸡石油机械有限责任公司 | 往复泵用轴杆密封结构 |
CN101652590A (zh) * | 2007-03-27 | 2010-02-17 | 涡轮梅坎公司 | 具有受压唇部的双重密封 |
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-
2018
- 2018-03-08 US US16/491,469 patent/US11293554B2/en active Active
- 2018-03-08 KR KR1020197029310A patent/KR102377227B1/ko active Active
- 2018-03-08 EP EP18711802.1A patent/EP3593018B1/en active Active
- 2018-03-08 WO PCT/US2018/021586 patent/WO2018165455A1/en unknown
- 2018-03-08 CN CN201880025546.9A patent/CN110537041B/zh active Active
- 2018-03-09 TW TW107108106A patent/TWI808962B/zh active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB906366A (en) * | 1960-08-01 | 1962-09-19 | Gen Motors Corp | Lip-seals and methods of making them |
US3726531A (en) * | 1970-12-07 | 1973-04-10 | American Metal Bearing Co | Stern tube seal |
FR2765653A1 (fr) * | 1997-07-03 | 1999-01-08 | Hispano Suiza Sa | Dispositif de confinement a gaz supportant temporairement une surpression elevee |
CN101652590A (zh) * | 2007-03-27 | 2010-02-17 | 涡轮梅坎公司 | 具有受压唇部的双重密封 |
CN201071799Y (zh) * | 2007-07-12 | 2008-06-11 | 宝鸡石油机械有限责任公司 | 往复泵用轴杆密封结构 |
Also Published As
Publication number | Publication date |
---|---|
KR20190124772A (ko) | 2019-11-05 |
EP3593018A1 (en) | 2020-01-15 |
US11293554B2 (en) | 2022-04-05 |
TW201839283A (zh) | 2018-11-01 |
KR102377227B1 (ko) | 2022-03-22 |
TWI808962B (zh) | 2023-07-21 |
WO2018165455A1 (en) | 2018-09-13 |
US20200224771A1 (en) | 2020-07-16 |
CN110537041A (zh) | 2019-12-03 |
EP3593018B1 (en) | 2023-08-23 |
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