RU2011144023A - ROTOR FOR HYDRAULIC MACHINE - Google Patents
ROTOR FOR HYDRAULIC MACHINE Download PDFInfo
- Publication number
- RU2011144023A RU2011144023A RU2011144023/06A RU2011144023A RU2011144023A RU 2011144023 A RU2011144023 A RU 2011144023A RU 2011144023/06 A RU2011144023/06 A RU 2011144023/06A RU 2011144023 A RU2011144023 A RU 2011144023A RU 2011144023 A RU2011144023 A RU 2011144023A
- Authority
- RU
- Russia
- Prior art keywords
- rotor
- contact surface
- shaft
- thrust ring
- axial thrust
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
- F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/166—Sliding contact bearing
- F01D25/168—Sliding contact bearing for axial load mainly
-
- 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
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/044—Active magnetic bearings
- F16C32/0459—Details of the magnetic circuit
- F16C32/0468—Details of the magnetic circuit of moving parts of the magnetic circuit, e.g. of the rotor
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
- F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
- F16D1/0876—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with axial keys and no other radial clamping
-
- 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
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/044—Active magnetic bearings
- F16C32/0474—Active magnetic bearings for rotary movement
- F16C32/0476—Active magnetic bearings for rotary movement with active support of one degree of freedom, e.g. axial magnetic bearings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding-Contact Bearings (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Rotary Pumps (AREA)
Abstract
1. Ротор (2) для гидравлической машины, включающий в себя вал (6) и установленное на нем осевое упорное кольцо (8) в качестве элемента осевого подшипника, служащего для осевого опирания вала (6), отличающийся тем, что осевое упорное кольцо (8) содержит первую, цилиндрическую контактную поверхность (14), служащую для радиального опирания на вал (6), и вторую, коническую контактную поверхность (22), служащую для самоцентрирования на валу (6).2. Ротор (2) по п.1, отличающийся тем, что вторая контактная поверхность (22) выполнена в виде обратного конуса, служащего для радиального сжатия осевого упорного кольца (8).3. Ротор (2) по п.2, отличающийся тем, что вторая контактная поверхность (22) выполнена с углом наклона к радиальному направлению (18) вала (6) от 5° до 30°.4. Ротор (2) по п.1, отличающийся тем, что осевое упорное кольцо (8) установлено так, что с возрастанием частоты вращения на вторую контактную поверхность (22) действует возрастающая сила реакции опоры.5. Ротор (2) по п.1, отличающийся тем, что осевое упорное кольцо (8) установлено первой контактной поверхностью (14) на валу (6) без натяга.6. Ротор (2) по п.2, отличающийся тем, что вторая контактная поверхность (22) прилегает к конической ответной поверхности (24), которая выработана в валу (6).7. Ротор (2) по п.1, отличающийся тем, что вторая контактная поверхность (22) представляет собой торцевую поверхность осевого упорного кольца (8).8. Ротор (2) по п.1, отличающийся тем, что вторая контактная поверхность (22) выполнена с возможностью передачи, по меньшей мере, преобладающей части тангенциальных сил от вала (6) на осевое упорное кольцо (8).9. Ротор (2) по п.1, отличающийся тем, что предусмотрена защита от прокручивания, кото1. A rotor (2) for a hydraulic machine, which includes a shaft (6) and an axial thrust ring (8) mounted on it as an element of an axial bearing serving to axially support the shaft (6), characterized in that the axial thrust ring ( 8) contains the first, cylindrical contact surface (14), which serves for radial support on the shaft (6), and the second, conical contact surface (22), which serves for self-centering on the shaft (6). 2. The rotor (2) according to claim 1, characterized in that the second contact surface (22) is made in the form of an inverse cone, which serves for radial compression of the axial thrust ring (8). The rotor (2) according to claim 2, characterized in that the second contact surface (22) is made with an inclination angle to the radial direction (18) of the shaft (6) from 5 ° to 30 °. The rotor (2) according to claim 1, characterized in that the axial thrust ring (8) is installed in such a way that an increasing reaction force of the support acts on the second contact surface (22) with increasing rotational speed. The rotor (2) according to claim 1, characterized in that the axial thrust ring (8) is installed with the first contact surface (14) on the shaft (6) without interference. The rotor (2) according to claim 2, characterized in that the second contact surface (22) bears against the conical counter surface (24), which is worked out in the shaft (6). The rotor (2) according to claim 1, characterized in that the second contact surface (22) is the end surface of the axial thrust ring (8). The rotor (2) according to claim 1, characterized in that the second contact surface (22) is configured to transmit at least the predominant part of the tangential forces from the shaft (6) to the axial thrust ring (8). The rotor (2) according to claim 1, characterized in that there is a protection against rotation, which
Claims (14)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009015859.6 | 2009-04-01 | ||
DE102009015859 | 2009-04-01 | ||
PCT/EP2010/054210 WO2010112509A2 (en) | 2009-04-01 | 2010-03-30 | Rotor for a turbomachine |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2011144023A true RU2011144023A (en) | 2013-05-10 |
RU2482336C1 RU2482336C1 (en) | 2013-05-20 |
Family
ID=42828758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2011144023/06A RU2482336C1 (en) | 2009-04-01 | 2010-03-30 | Rotor for hydraulic machine |
Country Status (6)
Country | Link |
---|---|
US (1) | US20120014790A1 (en) |
EP (1) | EP2414637A2 (en) |
CN (1) | CN102449267A (en) |
BR (1) | BRPI1009988A2 (en) |
RU (1) | RU2482336C1 (en) |
WO (1) | WO2010112509A2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2931874B1 (en) * | 2008-05-29 | 2010-06-25 | Snecma | AXIAL BLOCKING DEVICE FOR TREE GUIDE BEARING IN TURBOMACHINE. |
US20140064976A1 (en) * | 2012-08-14 | 2014-03-06 | Kevin L. Corcoran | Rotor keyhole fillet for a gas turbine engine |
FI127781B (en) * | 2015-01-21 | 2019-02-15 | Lappeenrannan Teknillinen Yliopisto | A rotor assembly for an axial magnetic bearing |
CN107030244B (en) * | 2017-04-18 | 2018-08-31 | 中国科学院工程热物理研究所 | A kind of tool structure for the assembly of rotor feather joint lock pin |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE49929C (en) * | J. SCHMITZ in Scheuburg bei Rheydt | Device for recycling the exhaust gases from steam boilers | ||
DE499929C (en) * | 1930-06-14 | Bbc Brown Boveri & Cie | Fastening of disks on shaft passing through the hub | |
SU1642078A1 (en) * | 1989-04-25 | 1991-04-15 | Сумское Машиностроительное Научно-Производственное Объединение Им.М.В.Фрунзе | Turbo-machine rotor |
FR2724974B1 (en) * | 1994-09-23 | 1996-11-22 | Framatome Sa | ROTARY AXIAL PUSH MACHINE |
US6059486A (en) * | 1998-06-03 | 2000-05-09 | Pratt & Whitney Canada Inc. | Flat key washer |
US6057619A (en) * | 1998-12-22 | 2000-05-02 | Sundstrand Corporation | Stress relief in a magnetic thrust bearing |
US6499969B1 (en) * | 2000-05-10 | 2002-12-31 | General Motors Corporation | Conically jointed turbocharger rotor |
EP1577493A1 (en) * | 2004-03-17 | 2005-09-21 | Siemens Aktiengesellschaft | Turbomachine and rotor for a turbomachine |
US7182579B2 (en) * | 2004-06-29 | 2007-02-27 | Ingersoll-Rand Company | Device and method for detachably connecting an impeller to a shaft |
RU2276287C1 (en) * | 2005-03-16 | 2006-05-10 | Владимир Дмитриевич Анохин | Multistage centrifugal pump |
CN200943509Y (en) * | 2006-07-26 | 2007-09-05 | 沈阳黎明航空发动机(集团)有限责任公司 | Radially pin-joined turbine disc |
-
2010
- 2010-03-30 EP EP10715754A patent/EP2414637A2/en not_active Withdrawn
- 2010-03-30 RU RU2011144023/06A patent/RU2482336C1/en not_active IP Right Cessation
- 2010-03-30 US US13/260,993 patent/US20120014790A1/en not_active Abandoned
- 2010-03-30 CN CN2010800241760A patent/CN102449267A/en active Pending
- 2010-03-30 BR BRPI1009988A patent/BRPI1009988A2/en not_active IP Right Cessation
- 2010-03-30 WO PCT/EP2010/054210 patent/WO2010112509A2/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN102449267A (en) | 2012-05-09 |
BRPI1009988A2 (en) | 2016-03-15 |
WO2010112509A3 (en) | 2011-06-03 |
US20120014790A1 (en) | 2012-01-19 |
EP2414637A2 (en) | 2012-02-08 |
WO2010112509A2 (en) | 2010-10-07 |
RU2482336C1 (en) | 2013-05-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20150331 |