CN101432555B - 在具有斜度的孔中保持动密封的方法 - Google Patents
在具有斜度的孔中保持动密封的方法 Download PDFInfo
- Publication number
- CN101432555B CN101432555B CN2007800118181A CN200780011818A CN101432555B CN 101432555 B CN101432555 B CN 101432555B CN 2007800118181 A CN2007800118181 A CN 2007800118181A CN 200780011818 A CN200780011818 A CN 200780011818A CN 101432555 B CN101432555 B CN 101432555B
- Authority
- CN
- China
- Prior art keywords
- surface portion
- limit
- finish
- sealing
- black box
- 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.)
- Expired - Fee Related
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
- F16J15/32—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
-
- 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
- F16J15/3268—Mounting of sealing rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Devices (AREA)
- Mechanical Sealing (AREA)
Abstract
本发明提供一种用于轴的密封组件。该密封组件包括运转时环绕旋转轴的密封件。该密封件具有面向外的环形密封面。密封组件还包括具有密封承纳所述环形密封面的孔的托架。该孔沿在所述第一边到第二边之间的轴延伸。所述孔包括具有第一表面光洁度的第一表面部和具有第二表面光洁度的第二表面部,其中第二表面光洁度较第一表面光洁度粗糙。所述第二表面光洁度与所述环形密封面配合以限制所述密封件沿所述轴的移动。
Description
技术领域
本发明涉及旋转轴的密封。
背景技术
泵、发动机以及其他转轴机械常与液体或乳状体相关,因此通常需要降低机械中液体或乳状体泄露的可能性。较早的在先技术是在驱动轴周围填满绳或绳索以产生密封。随后,机械密封组件发展为在转轴上锁定一元件,该元件可在设于机械本体上的固定安装缘内旋转。通过转轴的轴承面和设备壳体的轴承面之间的配合来实现该密封,其中各轴承面彼此机械压迫从而形成旋转件和安装缘之间的密封。可采用流体润滑和冷却这些轴承面,避免任何部分遭到破坏。随着转轴相对安装缘的移动,密封在某种程度上会变得复杂。
发明内容
本发明提供一种用于轴的密封组件。该密封组件包括运转时环绕旋转轴的密封件。该密封件具有面向外的环形密封面。密封组件还包括具有密封承纳所述环形密封面的孔的托架。该孔沿一轴延伸。所述孔包括具有第一表面光洁度的第一表面部和具有第二表面光洁度的第二表面部,其中第二表面光洁度较第一表面光洁度粗糙。所述第二表面光洁度与所述环形密封面配合以限制所述密封件沿所述轴的移动。
附图说明
为便于理解本发明的优点,以下结合具体实施例和附图对本发明进行详细描述,其中:
图1是本发明示范性实施例的密封组件的正视图;
图2是图1中的密封组件的仰视图;
图3是沿图1中剖面线3-3的密封组件的部分剖视图;以及
图4是密封组件的托架的一部分的立体图。
具体实施方式
本发明提供一种用于轴的密封组件。该密封组件包括运转时环绕可旋转轴的密封件12。密封件12包括面向外的环形密封面14。密封组件还包括托架16,该托架16设有密封承纳所述环形密封面14的孔18。该示范性的孔18沿轴20从具有第一直径的第一边22延伸至具有第二直径的第二边24,其中第二直径大于第一直径。在本发明的多个可选实施例中,孔18可以是等径孔。孔18包括具有第一表面光洁度的第一表面部26和具有第二表面光洁度的第二表面部28,其中第二表面光洁度较第一表面光洁度粗糙。第二表面光洁度与环形密封面14配合从而限制密封件12沿轴20的移动。
可将托架16固定安装以设置并环绕一轴。该示范性的托架16设有几个图中可见的边,例如边30、32。由于孔18在第一边22处的直径大于在第二边24处的直径,由此托架16的孔18确定一个斜度(draft)34。密封件12可通过第二边24***孔18中,以便密封件12上最终与第一边22相邻的部分在***期间逐渐被压缩。
在本发明的示范性实施例中,较为粗糙的第二表面部28与第一边22相间隔。同样,在该示范性实施例中,较为粗糙的第二表面部28从第二边24沿轴20延伸。在本发明的可选实施例中,第二表面部28可与两边均间隔。在示范性实施例运行期间,力会趋向于促使密封件12沿方向36脱离孔18。第二表面部28与环形密封面14配合,以限制密封件12沿轴20的移动。例如,具有光洁度的第二表面和环形密封面14之间的摩擦限制密封件12沿轴20移动。
本发明该示范性实施例的第一表面部26充分平滑。相对第二表面部28和环形密封面14之间形成的密封,平滑面部分和环形密封面14之间的配合可提供托架16和密封件12之间稍微加强的密封。因此,该示范性实施例既可加强密封,又可增强对密封件12移动的限制。
在本发明该示范性实施例中,第一表面部26和第二表面部28是连续的。例如,第一表面部26和第二表面部28分别直接从第一边22和第二边24向对方延伸。在本发明的多个可选实施例中,第一表面部26和第二表面部28可由孔18中的槽或凹口分开。在另外一些可选实施例中,第一表面部26和第二表面部28其中之一可被界定在孔18的槽或凹口中,第一表面部26和第二表面部28其中另一可形成于孔18基本呈圆柱状的部分中。
在本发明该示范性实施例中,密封件12包括形成环形密封面14的PTFE件38。在本发明的各种实施例中,该PTFE件38可以接触轴,也可以不接触轴。密封件12还包括钢环40,该钢环40与PTFE件38固定配合。钢环40支撑与孔18密封配合的环形密封面14。密封件12还包括与钢环40固定配合的弹性体轴环42。PTFE件至少部分地设置于钢环40和弹性体轴环42之间。弹性体轴环42和PTFE件38之间形成动态密封44。
很明显,根据以上描述可以对本发明做各种改变和修改。因此,可以理解,在所附权利要求的范围内,本发明可以采用其他方式实施,而不限于上述说明书中所描述。
Claims (7)
1.一种用于轴的密封组件,包括:
密封件,运转时环绕旋转轴并具有包括面向外的环形密封面的PTFE件;
与该PTFE件固定配合的钢环;
与所述钢环固定配合的弹性体轴环,其中,所述PTFE件至少部分地设置于所述钢环和所述弹性体轴环之间;以及
托架,具有密封承接所述环形密封面的孔,该孔整体沿一轴从第一边延伸至第二边,其中,所述孔包括具有第一表面光洁度且从所述第一边向所述第二边延伸的第一表面部和具有第二表面光洁度且从所述第二边向所述第一边延伸的第二表面部,所述第一表面部和第二表面部沿着一斜度延伸,其中第二表面光洁度较第一表面光洁度粗糙以限制所述密封件沿所述轴的移动,所述PTFE件的环形密封面密封配合所述第一表面部的第一表面光洁度和所述第二表面部的第二表面光洁度。
2.根据权利要求1所述的密封组件,其特征在于,所述较粗糙的第二表面部与所述第一边相间隔。
3.根据权利要求1所述的密封组件,其特征在于,所述第一表面部基本平滑。
4.根据权利要求3所述的密封组件,其特征在于,所述第一表面部和所述第二表面部是连续的。
5.根据权利要求3所述的密封组件,其特征在于,所述第一表面部和所述第二表面部分别直接从所述第一边和所述第二边向对方延伸。
6.根据权利要求1所述的密封组件,其特征在于,所述弹性体轴环和所述PTFE件之间形成动态密封。
7.根据权利要求1所述的密封组件,其特征在于,所述第一边进一步限定为具有第一直径,所述第二边进一步限定为具有第二直径,所述第二直径大于所述第一直径。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/348,714 | 2006-02-07 | ||
US11/348,714 US20080012238A1 (en) | 2006-02-07 | 2006-02-07 | Method of retaining a dynamic seal in a bore that has a draft |
PCT/US2007/061756 WO2007092880A2 (en) | 2006-02-07 | 2007-02-07 | Method of retaining a dynamic seal in a bore that has a draft |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101432555A CN101432555A (zh) | 2009-05-13 |
CN101432555B true CN101432555B (zh) | 2011-06-08 |
Family
ID=38345935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800118181A Expired - Fee Related CN101432555B (zh) | 2006-02-07 | 2007-02-07 | 在具有斜度的孔中保持动密封的方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20080012238A1 (zh) |
EP (1) | EP1982097A4 (zh) |
CN (1) | CN101432555B (zh) |
BR (1) | BRPI0707673A2 (zh) |
WO (1) | WO2007092880A2 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010001345B4 (de) * | 2010-01-28 | 2013-09-19 | Trelleborg Sealing Solutions Germany Gmbh | Drehdurchführung |
EP2805086B1 (en) * | 2012-01-19 | 2016-08-17 | Flowserve Management Company | Abeyance seal for high temperature, high pressure applications |
USD836186S1 (en) | 2016-07-05 | 2018-12-18 | Valqua, Ltd. | Seal member for a pressure vessel |
Family Cites Families (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US481662A (en) * | 1892-08-30 | Metallic rod-packing | ||
US48686A (en) * | 1865-07-11 | Improvement in metallic packing-boxes | ||
US2000276A (en) * | 1932-02-04 | 1935-05-07 | Gen Motors Corp | Bearing and guard therefor |
US2149147A (en) * | 1935-08-26 | 1939-02-28 | Victor Mfg & Gasket Co | Fluid seal diaphragm |
US2208482A (en) * | 1936-08-19 | 1940-07-16 | Victor Mfg & Gasket Co | Grease retainer with integral diaphragm and outer seal |
US2172325A (en) * | 1937-03-01 | 1939-09-05 | Victor Mfg & Gasket Co | Plastic fluid seal structure |
US2227771A (en) * | 1939-10-21 | 1941-01-07 | Victor Mfg And Gasket Company | Oil seal with variable shell |
US2394800A (en) * | 1941-06-02 | 1946-02-12 | Nat Supply Co | Rotary swivel |
US2646295A (en) * | 1950-08-26 | 1953-07-21 | Victor Mfg & Gasket Co | Oil seal construction |
US2797944A (en) * | 1952-12-05 | 1957-07-02 | Gen Motors Corp | Fluid seal |
US2804324A (en) * | 1953-09-11 | 1957-08-27 | Gen Motors Corp | Seal |
NL205860A (zh) * | 1955-04-01 | |||
US2896974A (en) * | 1957-04-02 | 1959-07-28 | Gen Motors Corp | Bell and spigot joint with plural flexible lip type seal |
US2889163A (en) * | 1957-07-26 | 1959-06-02 | Federal Mogul Bower Bearings | Oil seals |
US3053542A (en) * | 1958-05-12 | 1962-09-11 | Continental Motors Corp | Crankcase and split ring seal construction |
US3014768A (en) * | 1958-07-07 | 1961-12-26 | Fafnir Bearing Co | Bearing seal |
US3223425A (en) * | 1959-02-19 | 1965-12-14 | Arthur L Leman | Slush pump piston rod packing assembly and packing |
US3110095A (en) * | 1961-03-17 | 1963-11-12 | Federal Mogul Bower Bearings | Method of installing a shaft seal within a housing |
DE1264170B (de) * | 1963-04-05 | 1968-03-21 | Goetzewerke | Abdichtung fuer Rollenlager in Kraftfahrzeugradnaben |
US3275332A (en) * | 1964-03-02 | 1966-09-27 | Federal Mogul Corp | Oil seal |
US3549445A (en) * | 1964-10-23 | 1970-12-22 | Johns Manville | Method of forming a laminate sealing element |
US3362719A (en) * | 1965-10-23 | 1968-01-09 | Ramsey Corp | Inserts for rotary shaft seals |
US3467395A (en) * | 1966-05-13 | 1969-09-16 | Nippon Seiko Kk | Lubricant seal having casing and its holding means |
US3511512A (en) * | 1968-01-05 | 1970-05-12 | Crane Packing Co | Lip seal for light lubricants |
US3578345A (en) * | 1969-02-03 | 1971-05-11 | John C Copes | Mechanical seal inserts |
US3702193A (en) * | 1971-02-22 | 1972-11-07 | Josam Mfg Co | Self-retaining and sealing joint gasketing sleeve |
US3979130A (en) * | 1971-06-18 | 1976-09-07 | Fisons Limited | Sleeves |
FR2255816A5 (zh) * | 1973-12-19 | 1975-07-18 | Dechavanne Jacques | |
US3968022A (en) * | 1974-10-17 | 1976-07-06 | Hooker Chemicals & Plastics Corporation | Electrolytic cell seal |
US4194748A (en) * | 1976-01-27 | 1980-03-25 | Firma Carl Freudenberg | Radial shaft sealing ring |
US4026563A (en) * | 1976-03-23 | 1977-05-31 | Garlock Inc | Oil seal with locking bead and O. D. sealing rib |
US4131286A (en) * | 1976-06-30 | 1978-12-26 | Garlock Inc. | Seal and method for attaching seal |
US4183592A (en) * | 1977-05-13 | 1980-01-15 | Hisao Hasunuma | Sealed rolling bearing |
US4199430A (en) * | 1978-06-12 | 1980-04-22 | Electrostatic Equipment Company | Seal construction for electrostatic fluid treaters |
US4316053A (en) * | 1979-09-24 | 1982-02-16 | Coupling Systems, Inc. | Pipe couplings and coupling gaskets |
US4364571A (en) * | 1980-10-09 | 1982-12-21 | Durametallic Corporation | Tapered seal seat between stationary insert and gland |
DE3309538C2 (de) * | 1983-03-17 | 1986-05-28 | Fa. Carl Freudenberg, 6940 Weinheim | Dichtung |
US4643436A (en) * | 1984-03-30 | 1987-02-17 | Chicago Rawhide Mfg. Co. | Fluid seals with unitary wear sleeve elements |
US4613143A (en) * | 1984-04-11 | 1986-09-23 | Federal-Mogul Corporation | Dual-lip shaft seal with one spring-urged lip |
US4526385A (en) * | 1984-11-13 | 1985-07-02 | Texacone Company | Self-lubricating packing member |
EP0256389B1 (en) * | 1986-08-09 | 1992-07-08 | Nippondenso Co., Ltd. | Radial plunger pump driven by motor |
US4703940A (en) * | 1986-08-21 | 1987-11-03 | Ameron, Inc. | Joint sleeve for pipe with contoured inner surface |
US4669737A (en) * | 1986-08-26 | 1987-06-02 | Neapco, Inc. | Annular shaft seal with cam portion on sealing lip |
DE3806928A1 (de) * | 1988-03-03 | 1989-09-14 | Kugelfischer G Schaefer & Co | Dichtung, insbesondere fuer waelzlager |
US4936197A (en) * | 1988-10-12 | 1990-06-26 | C. E. Conover & Co., Inc. | Dynamic seal construction |
US5188402A (en) * | 1989-01-31 | 1993-02-23 | University Of Florida | Gasket apparatus and hermetically sealed joints employing said gasket apparatus |
DE3927589C2 (de) * | 1989-08-22 | 1994-09-29 | Kaco Gmbh Co | Dichtungseinheit |
US4960335A (en) * | 1989-11-13 | 1990-10-02 | The Timken Company | Unitary enclosure and cover therefor |
US5595697A (en) * | 1990-01-25 | 1997-01-21 | Nok Corporation | Method of manufacturing a sealing device |
US6053502A (en) * | 1995-01-13 | 2000-04-25 | Ab Volvo Penta | Seat for a sealing ring |
DE19632786A1 (de) * | 1996-08-15 | 1998-02-19 | Schenck Rotec Gmbh | Lagereinrichtung |
JP3591221B2 (ja) * | 1997-05-16 | 2004-11-17 | Nok株式会社 | 密封装置 |
US6279914B1 (en) * | 1997-10-24 | 2001-08-28 | Eagle Industry Co., Ltd. | Sealing apparatus |
CA2307433C (en) * | 2000-05-02 | 2004-04-13 | Halliburton Energy Services, Inc. | Seal assembly for limiting the movement of a seal within a seal housing |
US6347689B1 (en) * | 2000-06-30 | 2002-02-19 | Shimano Inc. | Roll back seal for disc brake |
DE10033446C5 (de) * | 2000-07-10 | 2006-12-14 | Dichtungstechnik G. Bruss Gmbh & Co. Kg | Wellendichtring |
JP2003113947A (ja) * | 2001-10-01 | 2003-04-18 | Ntn Corp | シール装置およびそれを備えた転がり軸受並びにクラッチ装置 |
US6776419B2 (en) * | 2002-06-05 | 2004-08-17 | Gregory S. Antoun | Seal for a reciprocating plunger |
US7134669B2 (en) * | 2002-11-11 | 2006-11-14 | Kaco Gmbh & Co. | Sealing ring |
CN100392293C (zh) * | 2003-02-27 | 2008-06-04 | 伊格尔工业股份有限公司 | 唇型密封 |
DE10353304A1 (de) * | 2003-11-10 | 2005-06-09 | Kaco Gmbh + Co. Kg | Dichtring, insbesondere Radialwellendichtring |
US20050189720A1 (en) * | 2004-02-27 | 2005-09-01 | R & D Dynamics Corporation | Dynamic seal for use in high-speed turbomachinery |
-
2006
- 2006-02-07 US US11/348,714 patent/US20080012238A1/en not_active Abandoned
-
2007
- 2007-02-07 WO PCT/US2007/061756 patent/WO2007092880A2/en active Application Filing
- 2007-02-07 EP EP07763621A patent/EP1982097A4/en not_active Withdrawn
- 2007-02-07 CN CN2007800118181A patent/CN101432555B/zh not_active Expired - Fee Related
- 2007-02-07 BR BRPI0707673-8A patent/BRPI0707673A2/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2007092880A2 (en) | 2007-08-16 |
WO2007092880A3 (en) | 2008-12-04 |
BRPI0707673A2 (pt) | 2011-05-10 |
US20080012238A1 (en) | 2008-01-17 |
EP1982097A2 (en) | 2008-10-22 |
EP1982097A4 (en) | 2012-06-20 |
CN101432555A (zh) | 2009-05-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103532283B (zh) | 整体驱动发电机壳体 | |
CN104061317A (zh) | 齿轮减速机高速轴非接触式密封装置 | |
CN201434075Y (zh) | 集装式双端面机械密封装置 | |
CN109681439A (zh) | 一种具有压力补偿功能的深水水泵 | |
CN101432555B (zh) | 在具有斜度的孔中保持动密封的方法 | |
US8910946B2 (en) | Rotary oil feedthrough | |
CN202108764U (zh) | 汽车发动机冷却水泵 | |
CN103238012B (zh) | 密封装置和密封结构 | |
CN214887700U (zh) | 一种氢气循环泵多重组合密封装置 | |
CN104040228B (zh) | 密封装置 | |
US20160061331A1 (en) | Self-lubricating and draining, contacting face, rotating shaft seal | |
EP2884122B1 (en) | Thrust bearing, drive train, gear and wind generator | |
CN201106576Y (zh) | 离心泵口环密封装置 | |
CN204716987U (zh) | 环式磁悬浮旋转轴磁流体密封结构 | |
CN201090490Y (zh) | 具有改良结构的前置泵 | |
US9010100B2 (en) | Seal assembly for torque converter | |
CN1271408A (zh) | 旋转泵的改进 | |
CN201417988Y (zh) | 直连行星锥盘式无级变速机的电动机轴端密封 | |
CN111572657A (zh) | 推土机用支重轮及其装配方法 | |
CN113803377A (zh) | 一种万向节的十字轴结构 | |
CN204677489U (zh) | 机械密封装置 | |
CN203836161U (zh) | 用于车辆驱动桥减速器的突缘、密封总成 | |
CN204004331U (zh) | 齿轮减速机高速轴非接触式密封装置 | |
EP0864047A1 (en) | Axial sealing | |
CN111594548B (zh) | 一种静压轴承轴承套 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20140207 |