ES2934334T1 - Conjunto de estanqueidad para una rueda motorizada de vehículo - Google Patents

Conjunto de estanqueidad para una rueda motorizada de vehículo Download PDF

Info

Publication number
ES2934334T1
ES2934334T1 ES22159016T ES22159016T ES2934334T1 ES 2934334 T1 ES2934334 T1 ES 2934334T1 ES 22159016 T ES22159016 T ES 22159016T ES 22159016 T ES22159016 T ES 22159016T ES 2934334 T1 ES2934334 T1 ES 2934334T1
Authority
ES
Spain
Prior art keywords
support ring
sealing
annular
radial
axial
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.)
Pending
Application number
ES22159016T
Other languages
English (en)
Inventor
Luca Breusa
Giorgio Cucco
Pasquale Angiulli
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Freudenberg Sealing Technologies SAS di Externa Italia SRL
Original Assignee
Freudenberg Sealing Technologies SAS di Externa Italia SRL
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Freudenberg Sealing Technologies SAS di Externa Italia SRL filed Critical Freudenberg Sealing Technologies SAS di Externa Italia SRL
Publication of ES2934334T1 publication Critical patent/ES2934334T1/es
Pending legal-status Critical Current

Links

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B27/00—Hubs
    • B60B27/0005—Hubs with ball bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B27/00—Hubs
    • B60B27/0073—Hubs characterised by sealing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
    • F16C19/18—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
    • F16C19/181—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact
    • F16C19/183—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles
    • F16C19/184—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement
    • 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
    • F16C33/726—Sealings with means to vent the interior of the bearing
    • 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
    • F16J15/32—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
    • F16J15/3216—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip supported in a direction parallel to the surfaces
    • 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
    • F16J15/322—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip supported in a direction perpendicular to the surfaces
    • 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
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more 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
    • F16J15/3248—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
    • F16J15/3248—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
    • F16J15/3256—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette 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
    • 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
    • F16J15/3256—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals
    • F16J15/3264—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports comprising two casing or support elements, one attached to each surface, e.g. cartridge or cassette seals the elements being separable from each other
    • 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
    • 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
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3436—Pressing means
    • F16J15/3456—Pressing means without external means for pressing the ring against the face, e.g. slip-ring with a resilient lip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0038—Disposition of motor in, or adjacent to, traction wheel the motor moving together with the wheel axle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle
    • 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
    • F16C2326/00—Articles relating to transporting
    • F16C2326/01—Parts of vehicles in general
    • F16C2326/02—Wheel hubs or castors
    • 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
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
    • F16C33/782—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region
    • F16C33/7823—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region of 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
    • 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
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7869—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward
    • F16C33/7873—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a single sealing ring of generally L-shaped cross-section
    • F16C33/7876—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a single sealing ring of generally L-shaped cross-section 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
    • 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
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7869—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward
    • F16C33/7879—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a further sealing ring
    • F16C33/7883—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a further sealing ring mounted to the inner race and of generally L-shape, the two sealing rings defining a sealing with box-shaped cross-section
    • 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
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7886—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted outside the gap between the inner and outer races, e.g. sealing rings mounted to an end face or outer surface of a race

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Gasket Seals (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
  • Sealing With Elastic Sealing Lips (AREA)

Abstract

Se describe un conjunto de sello (1) configurado para prevenir/limitar el ingreso de contaminantes externos a un compartimiento motor (15) de una rueda motorizada (2) para vehículos (6). El conjunto de sello (1) comprende un primer anillo de soporte (16) que es fijo, un segundo anillo de soporte (17) que es giratorio y radialmente más externo que el primer anillo de soporte (16), y un sello anular (18) interpuesto entre el anillos de soporte (16, 17) y que incluye una parte de anclaje (27), unida al segundo anillo de soporte (17) y al menos un primer y un segundo labio de sellado anular (30, 31), que sobresalen en voladizo de la parte de anclaje (27).), montadas por interferencia entre los anillos de soporte (16, 17), definiendo una configuración de sellado, en la que cooperan con distintas partes (24, 20) del primer anillo de soporte (16) a lo largo de las respectivas líneas anulares de contacto (L), (Traducción automática con Google Translate, sin valor legal)

Claims (11)

REIVINDICACIONES
1. Un conjunto (1) de obturación configurado para prevenir/limitar la entrada de contaminantes externos a un compartimento (15) de motor de una rueda motorizada (2) para vehículos (6), estando diseñado en particular dicho compartimento (15) de motor para alojar un motor eléctrico (3), teniendo dicho conjunto (1) de obturación un eje central (A) y comprendiendo:
- un primer anillo (16) de soporte hecho de un material rígido, que puede fijarse a una parte fija del estátor (7) de la rueda motorizada (2);
- un segundo anillo (17) de soporte de material rígido, giratorio durante el uso alrededor de dicho eje (A) con respecto al primer anillo (16) de soporte y conjuntamente con una porción (8) de rotor de la rueda motorizada (2) acoplada a la porción (7) de estátor; y
- una junta anular (18) de material elásticamente deformable, interpuesta entre dichos primer y segundo anillos (16, 17) de soporte e incluyendo una porción (27) de anclaje, unida a dicho segundo anillo (17) de soporte, y al menos un primer y un segundo labios anulares (30, 31) de obturación, que sobresalen en voladizo de dicha porción (27) de anclaje;
en donde el primer anillo (16) de soporte incluye una primera porción axial (20), que se extiende paralela a dicho eje (A) y es acoplable a la porción (7) de estátor de la rueda motorizada (2), y una primera porción radial (24), que se extiende radialmente con respecto a dicho eje (A); y
en donde el segundo anillo (17) de soporte comprende una segunda porción axial (25), extendiéndose paralelamente a dicho eje (A) en una posición orientada hacia la primera porción axial (20) y que puede fijarse a la porción de rotor (8) de la rueda motorizada (2), y una segunda porción radial (26), que se extiende radialmente con respecto a dicho eje (A) en una posición orientada hacia la primera porción radial (24);
en donde la segunda porción axial (25) del segundo anillo (17) de soporte está colocada radialmente más al exterior de la primera porción axial (20) del primer anillo (16) de soporte;
en donde la porción (27) de anclaje de la junta (18) está fijada a la segunda porción radial (26) del segundo anillo (17) de soporte;
caracterizado por que los labios de obturación anulares primero y segundo (30, 31) están interpuestos entre los anillos primero y segundo (16, 17) de soporte y definen una configuración de obturación, en la que cooperan en contacto con la primera porción radial (24) y con la primera porción axial (20) del primer anillo (16) de soporte, respectivamente, a lo largo de las respectivas líneas anulares (L) de contacto para ser precargados elásticamente, sin la ayuda de acciones externas o componentes externos, contra el propio primer anillo (16) de soporte; y por que el primer y segundo labios anulares (30, 31) de obturación se colocan por efecto centrífugo en una configuración de separación de la primera porción radial (24) y la primera porción axial (20) del primer anillo (16) de soporte, respectivamente, a velocidades (2) de la rueda motorizada superiores a un valor predeterminado (V) distinto de cero.
2. El conjunto de obturación de acuerdo con la reivindicación 1, en donde las porciones radiales primera y segunda (24, 26) se interponen entre las porciones axiales primera y segunda (20, 25).
3. El conjunto de obturación de acuerdo con la reivindicación 1 o la reivindicación 2, en donde el primer labio anular (30) de obturación tiene un pliegue intermedio (31) entre la porción (27) de anclaje de la junta (18) y un extremo libre (34) que coopera en contacto durante el uso con la primera porción radial (24) del primer anillo (16) de soporte en la configuración de obturación.
4. El conjunto de obturación de acuerdo con la reivindicación 3, en donde el primer labio anular (30) de obturación comprende una porción (35) de base que se extiende entre la porción (27) de anclaje de la junta (18) y dicho pliegue (31), y una porción oblicua (36) que se extiende entre dicho pliegue (31 ) y dicho extremo libre (34); y en donde dicha porción oblicua (36) de dicho primer labio anular (30) de obturación forma un ángulo agudo con la primera porción radial (24) de dicho primer anillo (16) de soporte en el lado orientado hacia dicha primera porción axial (20).
5. El conjunto de obturación de acuerdo con la reivindicación 4, en donde dicha porción (35) de base de dicho primer labio anular (30) de obturación discurre sustancialmente paralelo a dicho eje (A).
6. El conjunto de obturación de acuerdo con una cualquiera de las reivindicaciones anteriores, en donde dicho primer labio anular (30) de obturación tiene una sección cónica hacia su extremo libre (34).
7. El conjunto de obturación de acuerdo con una cualquiera de las reivindicaciones anteriores, en donde el segundo labio anular (31) de obturación se extiende desde la porción (27) de anclaje de la junta (18), en una posición radialmente interpuesta entre el primer labio anular (30) de obturación y la primera porción axial (20) del primer anillo (16) de soporte, y está delimitado, en el lado orientado hacia dicha primera porción axial (20) de dicho primer anillo (16) de soporte, por una superficie troncocónica (37) con respecto a dicho eje (A), teniendo diámetros decrecientes hacia la primera porción radial (24) de dicho primer anillo (16) de soporte.
8. El conjunto de obturación de acuerdo con una cualquiera de las reivindicaciones anteriores, en donde el primer labio anular (30) de obturación tiene, en su propia configuración sin deformar y antes del montaje en el conjunto (1) de obturación, una longitud axial total (M), a partir de la porción (27) de anclaje de la junta (18), de entre el 110 % y el 130 % de la distancia axial (N) entre dichas primera y segunda partes radiales (24, 26) de dichos primer y segundo anillos de soporte (16, 17) en su condición de montaje para formar el propio conjunto (1) de obturación.
9. El conjunto de obturación de acuerdo con una cualquiera de las reivindicaciones anteriores, en donde la porción (27) de anclaje de la junta (18) está unida a una porción de extremo libre de la segunda porción radial (26) de dicho segundo anillo (17) de soporte.
10. El conjunto de obturación de acuerdo con la reivindicación 9, en donde el segundo labio anular (31) de obturación tiene, en su propia configuración sin deformar y antes del montaje en el conjunto (1) de obturación, una longitud radial total (P) desde la porción (27) de anclaje de la junta (18), de entre el 110 % y el 130 % de la distancia radial (Q) entre la parte extrema libre de la segunda parte radial (26) del segundo anillo (17) de soporte y la primera parte axial (20) del primer anillo (16) de soporte en la condición de montaje del propio conjunto (1) de obturación.
11. El conjunto de obturación de acuerdo con una cualquiera de las reivindicaciones 7 a 10, que comprende además un tercer labio anular (38), de forma troncocónica, que presenta una conicidad opuesta a la de dicho segundo labio anular (31) de obturación y se extiende hacia dicha primera porción axial (20) del primer anillo (16) de soporte desde dicha porción (27) de anclaje; delimitando dicho tercer labio anular 38 con dicha primera porción axial (20) del primer anillo (16) de soporte una abertura anular (40) que tiene un tamaño tan pequeño como para permitir, en cualquier condición, el paso del aire pero que define un obstáculo para cualquier impureza en partículas.
ES22159016T 2021-02-26 2022-02-25 Conjunto de estanqueidad para una rueda motorizada de vehículo Pending ES2934334T1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102021000004538A IT202100004538A1 (it) 2021-02-26 2021-02-26 Gruppo di tenuta per una ruota motorizzata di un veicolo

Publications (1)

Publication Number Publication Date
ES2934334T1 true ES2934334T1 (es) 2023-02-21

Family

ID=75769926

Family Applications (1)

Application Number Title Priority Date Filing Date
ES22159016T Pending ES2934334T1 (es) 2021-02-26 2022-02-25 Conjunto de estanqueidad para una rueda motorizada de vehículo

Country Status (7)

Country Link
US (1) US11761539B2 (es)
EP (1) EP4050243A1 (es)
CN (1) CN114962644A (es)
BR (1) BR102022003724A2 (es)
DE (1) DE22159016T1 (es)
ES (1) ES2934334T1 (es)
IT (1) IT202100004538A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20250126382A (ko) * 2024-02-16 2025-08-25 현대자동차주식회사 씰링장치 및 이를 포함하는 인휠 모터
US20250282176A1 (en) * 2024-03-06 2025-09-11 Dale Robert Booms Modified bidirectional cassette seals useful in wheel assemblies

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4484752A (en) * 1984-03-08 1984-11-27 Federal-Mogul Corporation Rotating-lip bidirectional hydrodynamic oil seal
JPH0247475U (es) * 1988-09-26 1990-03-30
JP4054855B2 (ja) * 1996-04-24 2008-03-05 Ｎｔｎ株式会社 密封装置
JPH10252762A (ja) * 1997-03-12 1998-09-22 Nippon Seiko Kk 転がり軸受用密封装置
DE10056175A1 (de) * 1999-11-17 2001-06-13 Ntn Toyo Bearing Co Ltd Wheel Bearing and Sealing Davice Therefor
KR20010068304A (ko) * 2000-01-04 2001-07-23 일진산업주식회사 내니수성을 향상시킨 베어링용 시일링 장치
JP2006342829A (ja) * 2005-06-07 2006-12-21 Nok Corp 密封装置
WO2007146078A2 (en) * 2006-06-07 2007-12-21 Freudenberg-Nok General Partnership Bearing seal
ATE475827T1 (de) 2007-11-06 2010-08-15 Corcos Ind S A S Di Externa It Dichtungsanordnung für ein drehglied
JP5964201B2 (ja) * 2012-10-23 2016-08-03 Nok株式会社 オイルシール
JP6777464B2 (ja) * 2016-08-30 2020-10-28 Ntn株式会社 プーリユニット
JP7224198B2 (ja) * 2019-02-08 2023-02-17 Ntn株式会社 車両用動力装置および発電機付き車輪用軸受装置
DE102020105299A1 (de) * 2019-12-16 2021-06-17 Schaeffler Technologies AG & Co. KG Dichtungsanordnung eines Radlagers

Also Published As

Publication number Publication date
US11761539B2 (en) 2023-09-19
DE22159016T1 (de) 2023-04-20
CN114962644A (zh) 2022-08-30
US20220275864A1 (en) 2022-09-01
BR102022003724A2 (pt) 2022-09-06
IT202100004538A1 (it) 2022-08-26
EP4050243A1 (en) 2022-08-31

Similar Documents

Publication Publication Date Title
ES2934334T1 (es) Conjunto de estanqueidad para una rueda motorizada de vehículo
KR102712717B1 (ko) 밀봉 장치 및 구름 베어링 장치
CN106195013B (zh) 包括低摩擦密封装置的滚动轴承,特别是用于毂轴承单元
US4968156A (en) Bearing with a magnetic field sensor
US20080073854A1 (en) Sealing structure of wheel supporting device
BRPI0804818B1 (pt) Conjunto de vedação para um membro rotatório
KR950033143A (ko) 자동차 휘일용 베어링 장치
ES2389286T3 (es) Disposición de juntas de estanqueidad para el lado de compresor de un turbocargador de un motor de combustión interna, así como procedimiento correspondiente para la estanqueización de este lado de compresor
MX167767B (es) Conjunto de cierre hermetico de exclusion
EP3222891B1 (en) Sealing structure
CA3130182C (en) Seal case with over-molded rubber gasket securing plastic wafer
AU2016288498B2 (en) Rolling-element bearing unit
CN112277529A (zh) 用于轮毂总成的密封装置
JP5354196B2 (ja) センターベアリングサポート
JP2017190804A (ja) 密封装置
ES2400199T3 (es) Ensamblaje de rodamiento instrumentado para caja de eje ferroviario, su procedimiento de montaje y caja de eje asociada
US9770981B2 (en) System and method for unified torque transmission and rotary sealing
JP3196647U (ja) 一体型フローティングシール
CN102966672A (zh) 一种飞机机轮的挡油环组件
JP2020143703A (ja) 車輪用軸受装置
CN204175806U (zh) 一种汽车张紧轮轴承
CN110773760B (zh) 具有气密封严的双输出机械主轴机构
ES2230751T3 (es) Conjunto de montaje de obturacion.
JP6625340B2 (ja) 密封装置
CN117501036A (zh) 轮毂电机驱动系统用密封结构及轮毂电机驱动系统