PL443364A1 - Protective seal for the rolling bearing - Google Patents

Protective seal for the rolling bearing

Info

Publication number
PL443364A1
PL443364A1 PL443364A PL44336422A PL443364A1 PL 443364 A1 PL443364 A1 PL 443364A1 PL 443364 A PL443364 A PL 443364A PL 44336422 A PL44336422 A PL 44336422A PL 443364 A1 PL443364 A1 PL 443364A1
Authority
PL
Poland
Prior art keywords
rolling bearing
protective seal
seal
labyrinth
magnetic
Prior art date
Application number
PL443364A
Other languages
Polish (pl)
Other versions
PL249370B1 (en
Inventor
Marcin Szczęch
Original Assignee
Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie
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 Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie filed Critical Akademia Górniczo-Hutnicza im. Stanisława Staszica w Krakowie
Priority to PL443364A priority Critical patent/PL249370B1/en
Publication of PL443364A1 publication Critical patent/PL443364A1/en
Publication of PL249370B1 publication Critical patent/PL249370B1/en

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
    • 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
    • F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
    • F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
    • F16C33/7853—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc with one or more sealing lips to contact the inner race
    • 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
    • F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
    • F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
    • F16C33/7853—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc with one or more sealing lips to contact the inner race
    • F16C33/7856—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc with one or more sealing lips to contact the inner race with a single sealing lip
    • 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
    • F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
    • F16C33/7859—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a further sealing element
    • F16C33/7863—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a further sealing element mounted to the inner race, e.g. a flinger to use centrifugal effect
    • 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
    • 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
    • F16J15/3236—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips with at least one lip for each surface, e.g. U-cup packings
    • 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
    • F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
    • F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
    • F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
    • F16J15/3416—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities with at least one continuous groove
    • 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
    • F16J15/3444—Pressing means by magnetic attraction
    • 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
    • F16J15/4476—Labyrinth packings with radial 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
    • F16J15/54—Other sealings for rotating shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
  • Sealing Of Bearings (AREA)

Abstract

Przedmiotem zgłoszenia jest konstrukcja hybrydowego uszczelnienia ochronnego łożyska tocznego (1) z wykorzystaniem uszczelnienia labiryntowego utworzonego przez pierścień labiryntowy (3), nabiegunniki (4, 7) oraz niemagnetyczne tuleje dystansowe (5), magnesy (6) i ciecz magnetyczną (9).The subject of the application is the construction of a hybrid protective seal for a rolling bearing (1) using a labyrinth seal formed by a labyrinth ring (3), pole pieces (4, 7) and non-magnetic spacer sleeves (5), magnets (6) and a magnetic liquid (9).

PL443364A 2022-12-30 2022-12-30 Protective seal for rolling bearing PL249370B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL443364A PL249370B1 (en) 2022-12-30 2022-12-30 Protective seal for rolling bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL443364A PL249370B1 (en) 2022-12-30 2022-12-30 Protective seal for rolling bearing

Publications (2)

Publication Number Publication Date
PL443364A1 true PL443364A1 (en) 2024-07-01
PL249370B1 PL249370B1 (en) 2026-03-30

Family

ID=91719462

Family Applications (1)

Application Number Title Priority Date Filing Date
PL443364A PL249370B1 (en) 2022-12-30 2022-12-30 Protective seal for rolling bearing

Country Status (1)

Country Link
PL (1) PL249370B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2223995C1 (en) * 2002-07-26 2004-02-20 Государственное унитарное предприятие "БашНИПИстром" Composition for corrosion protection of bottoms of autoclaves used for production of cellular concretes (alternatives)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006046493A (en) * 2004-08-04 2006-02-16 Nsk Ltd Rolling bearings for wheels
WO2007055365A1 (en) * 2005-11-14 2007-05-18 Komatsu Ltd. Rolling wheel mechanism for construction machine and drive wheel mechanism for construction machine
JP2011144937A (en) * 2011-05-06 2011-07-28 Ntn Corp Rolling bearing
CN104471111A (en) * 2012-07-26 2015-03-25 东洋seal工业株式会社 Bearing seal

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006046493A (en) * 2004-08-04 2006-02-16 Nsk Ltd Rolling bearings for wheels
WO2007055365A1 (en) * 2005-11-14 2007-05-18 Komatsu Ltd. Rolling wheel mechanism for construction machine and drive wheel mechanism for construction machine
JP2011144937A (en) * 2011-05-06 2011-07-28 Ntn Corp Rolling bearing
CN104471111A (en) * 2012-07-26 2015-03-25 东洋seal工业株式会社 Bearing seal

Also Published As

Publication number Publication date
PL249370B1 (en) 2026-03-30

Similar Documents

Publication Publication Date Title
ATE377717T1 (en) MAGNETIC BEARING
PL443364A1 (en) Protective seal for the rolling bearing
PL438268A1 (en) Hybrid seal for large-size components with reciprocating or rotating motion
SA522431871B1 (en) Systems and methods for magneto-rotary coupling devices
PL396543A1 (en) Rotating shaft hybrid seal
JPS5676722A (en) Sealed antifriction bearing
ATE447116T1 (en) HIGH TEMPERATURE SUPERCONDUCTIVE MAGNETIC BEARING
PL434334A1 (en) Protective seal with magnetic fluid for the rolling bearing
PL429322A1 (en) Protective sealing of roller bearing using magnetic fluid
PL441794A1 (en) Hybrid protective seal with magnetic liquid for large-size rolling bearing
PL417886A1 (en) Multi-stage gland sealing for a rotating shaft, using magnetic fluid
PL419854A1 (en) Hybrid protective sealing with magnetic fluid for a rolling bearing
PL408714A1 (en) Protective sealing with magnetic fluid, especially for rolling bearings
CN108980361A (en) A kind of strong magnetic-assemblying type magnetic fluid sealing structure
PL430125A1 (en) Hybrid protective seal for a rolling bearing
PL128906U1 (en) Protective seal of a rolling bearing in a roller
PL435112A1 (en) Hybrid multi-stage seal with magnetic fluid for the rotating shaft
PL445075A1 (en) Eight-pole radial magnetic bearing with permanent magnets
PL428438A1 (en) Multistage magnetic fluid seal for rolling bearings
PL420022A1 (en) Two-stage sealing for a shaft with vertical arrangement
PL436738A3 (en) Magnetic separator
PL434442A1 (en) Hybrid thrust and axial bearing
PL415236A1 (en) Lateral magnetic bearing
PL428337A1 (en) Multistage magnetic fluid seal for non-magnetic shafts
PL442245A1 (en) Transverse and longitudinal magnetic bearing of the shaft