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JPS6389426U - - Google Patents

Info

Publication number
JPS6389426U
JPS6389426U JP1986185069U JP18506986U JPS6389426U JP S6389426 U JPS6389426 U JP S6389426U JP 1986185069 U JP1986185069 U JP 1986185069U JP 18506986 U JP18506986 U JP 18506986U JP S6389426 U JPS6389426 U JP S6389426U
Authority
JP
Japan
Prior art keywords
film
support
outer ring
bearing
rotating shaft
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.)
Granted
Application number
JP1986185069U
Other languages
Japanese (ja)
Other versions
JPH0532653Y2 (en
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 filed Critical
Priority to JP1986185069U priority Critical patent/JPH0532653Y2/ja
Publication of JPS6389426U publication Critical patent/JPS6389426U/ja
Application granted granted Critical
Publication of JPH0532653Y2 publication Critical patent/JPH0532653Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
    • F16C27/045—Ball or roller bearings, e.g. with resilient rolling bodies with a fluid film, e.g. squeeze film damping
    • 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
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の好適一実施例を示す縦断面図
、第２図は第１図のＡ―Ａ矢視断面図、第３図は
フイルムダンパを示す斜視図、第４図及び第５図
は従来のスクイーズフイルム軸受構造を示す縦断
面図である。 尚、図中１は回転軸、２は軸受（ころがり軸受
）、３は外輪、４は外輪支持リング、５はバネピ
ン、６は軸受ケース、７は支承面、８は給油穴、
９は板バネ、１０は固定体、１１は軸受ケース、
１２は支承面、１３は間隙、１４は給油口、１５
は油溝、１６はダンパ抜け止め、１７はフイルム
ダンパ、１８は凹部、１９は凸部、２０は小孔で
ある。 FIG. 1 is a longitudinal sectional view showing a preferred embodiment of the present invention, FIG. 2 is a sectional view taken along the line A--A in FIG. 1, FIG. 3 is a perspective view showing a film damper, and FIGS. The figure is a longitudinal sectional view showing a conventional squeeze film bearing structure. In the figure, 1 is the rotating shaft, 2 is the bearing (rolling bearing), 3 is the outer ring, 4 is the outer ring support ring, 5 is the spring pin, 6 is the bearing case, 7 is the bearing surface, 8 is the oil supply hole,
9 is a leaf spring, 10 is a fixed body, 11 is a bearing case,
12 is a bearing surface, 13 is a gap, 14 is a fuel filler port, 15
16 is an oil groove, 16 is a damper retainer, 17 is a film damper, 18 is a concave portion, 19 is a convex portion, and 20 is a small hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転軸に取付けられた軸受の外輪支持リングと
、該外輪支持リングを覆うべく設けられた軸受ケ
ースの支承面との間に間隙を形成して、流体膜圧
により上記外輪支持リングを支承面上に支持させ
るスクイーズフイルム軸受構造において、上記間
隙に、上記回転軸の振動を吸収しつつこれを上記
支承面上に支持すべく一方の面に周方向に沿つて
適宜間隙をもつて形成した複数の凹部を有するフ
イルムダンパを設けると共に、該フイルムダンパ
の凹部に小孔を設けたことを特徴とするスクイー
ズフイルム軸受構造。 A gap is formed between the outer ring support ring of the bearing attached to the rotating shaft and the support surface of the bearing case provided to cover the outer ring support ring, and the outer ring support ring is pushed onto the support surface by fluid film pressure. In the squeeze film bearing structure, a plurality of squeeze film bearings are formed in the gap along the circumferential direction on one surface with appropriate gaps in order to absorb the vibrations of the rotating shaft and support it on the supporting surface. A squeeze film bearing structure characterized in that a film damper having a recess is provided, and a small hole is provided in the recess of the film damper.
JP1986185069U 1986-12-02 1986-12-02 Expired - Lifetime JPH0532653Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986185069U JPH0532653Y2 (en) 1986-12-02 1986-12-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986185069U JPH0532653Y2 (en) 1986-12-02 1986-12-02

Publications (2)

Publication Number Publication Date
JPS6389426U true JPS6389426U (en) 1988-06-10
JPH0532653Y2 JPH0532653Y2 (en) 1993-08-20

Family

ID=31133353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986185069U Expired - Lifetime JPH0532653Y2 (en) 1986-12-02 1986-12-02

Country Status (1)

Country Link
JP (1) JPH0532653Y2 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009057992A (en) * 2007-08-30 2009-03-19 Ntn Corp Multilayer foil bearing assembly
JP2018145969A (en) * 2017-03-06 2018-09-20 パナソニックＩｐマネジメント株式会社 Turbo compressor
JP2019132392A (en) * 2018-02-01 2019-08-08 本田技研工業株式会社 Bearing device
JP2020060290A (en) * 2018-10-04 2020-04-16 三菱重工業株式会社 Squeeze film damper and rotating machine
JP2020139544A (en) * 2019-02-27 2020-09-03 三菱重工業株式会社 Squeeze film damper bearing and rotary machine
EP3726079A1 (en) * 2019-03-18 2020-10-21 Pratt & Whitney Canada Corp. Multi-film oil damper with tapered damper rings

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5572910A (en) * 1978-10-19 1980-06-02 Gen Electric Bearing assembly
JPS5572911A (en) * 1978-10-19 1980-06-02 Gen Electric Bearing assembly
JPS6199719A (en) * 1984-10-18 1986-05-17 エリオツト・ターボマシナリー・カンパニー Support assembly for shaft

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5572910A (en) * 1978-10-19 1980-06-02 Gen Electric Bearing assembly
JPS5572911A (en) * 1978-10-19 1980-06-02 Gen Electric Bearing assembly
JPS6199719A (en) * 1984-10-18 1986-05-17 エリオツト・ターボマシナリー・カンパニー Support assembly for shaft

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009057992A (en) * 2007-08-30 2009-03-19 Ntn Corp Multilayer foil bearing assembly
JP2018145969A (en) * 2017-03-06 2018-09-20 パナソニックＩｐマネジメント株式会社 Turbo compressor
JP2019132392A (en) * 2018-02-01 2019-08-08 本田技研工業株式会社 Bearing device
JP2020060290A (en) * 2018-10-04 2020-04-16 三菱重工業株式会社 Squeeze film damper and rotating machine
JP2020139544A (en) * 2019-02-27 2020-09-03 三菱重工業株式会社 Squeeze film damper bearing and rotary machine
EP3726079A1 (en) * 2019-03-18 2020-10-21 Pratt & Whitney Canada Corp. Multi-film oil damper with tapered damper rings
US11067121B2 (en) 2019-03-18 2021-07-20 Pratt & Whitney Canada Corp. Multi-film oil damper with tapered damper rings

Also Published As

Publication number Publication date
JPH0532653Y2 (en) 1993-08-20

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