JPS5840621U - Sealing device for inner ring rotating bearings - Google Patents

Sealing device for inner ring rotating bearings

Info

Publication number
JPS5840621U
JPS5840621U JP13428681U JP13428681U JPS5840621U JP S5840621 U JPS5840621 U JP S5840621U JP 13428681 U JP13428681 U JP 13428681U JP 13428681 U JP13428681 U JP 13428681U JP S5840621 U JPS5840621 U JP S5840621U
Authority
JP
Japan
Prior art keywords
sealing plate
outer circumferential
lip
circumferential surface
inner ring
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
JP13428681U
Other languages
Japanese (ja)
Inventor
井口　任郎
大熊　健夫
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.)
NSK Ltd
Original Assignee
NSK Ltd
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 NSK Ltd filed Critical NSK Ltd
Priority to JP13428681U priority Critical patent/JPS5840621U/en
Publication of JPS5840621U publication Critical patent/JPS5840621U/en
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
    • 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
    • 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
    • F16C33/80—Labyrinth sealings
    • F16C33/805—Labyrinth sealings in addition to other sealings, e.g. dirt guards to protect sealings with sealing lips

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

図面はこの考案の実施例を示す縦断面図で、符号１は外
輪、２は内輪、３は内側密封板、３２２は接触リップ、
３２３は非接触リップ、４は外側密封板、４２１は外周
リップ、４２２は中間リップである。The drawing is a longitudinal sectional view showing an embodiment of this invention, in which reference numeral 1 is an outer ring, 2 is an inner ring, 3 is an inner sealing plate, 322 is a contact lip,
323 is a non-contact lip, 4 is an outer sealing plate, 421 is an outer peripheral lip, and 422 is an intermediate lip.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）　　外輪の端部の内周に装着した内側密封板と、
該内輪側密封板の外方に位置して内輪の端部の外周に設
けた段部に嵌着した外側密封板とで、□　すくなくとも
軸受の一端側を密封する内輪回転形軸受の密封装置にお
いて、前記内側密封板は、その内周部に、前記段部の壁
面に向って突出し、先端が前記壁面に接触する弾性体か
らなる接触リップと、前記外側密封板に向って突出し、
先端が前記外側密封板との間にラビリンスすきまを形成
している非接触リップとを有し、前記外側密封板は、そ
の外周部に、外輪の内周面に向って突出し、軸受の内側
より外側に向って径の拡大する傾斜面である外周面を備
え、先端が前記外輪の内周面との間にラビリンスすきま
を形成している外周リップを有し、又前記外側密封板の
半径方向の中間部に、前記内側密封板に向って突出し、
前記内側密封板に向って径が拡大″する傾斜面である外
周面を備え、先端が前記内側密封板との間にラビリンス
すきまを形成している中間リップを、有していることを
特徴とする内輪回転形軸受の密封装置。(1) An inner sealing plate attached to the inner periphery of the end of the outer ring;
□ In a sealing device for an inner ring rotating type bearing that seals at least one end of the bearing with an outer sealing plate positioned outside the inner ring side sealing plate and fitted to a step provided on the outer periphery of the end of the inner ring. , the inner sealing plate has a contact lip made of an elastic body that protrudes toward the wall surface of the stepped portion and has a tip contacting the wall surface, on an inner peripheral portion thereof, and a contact lip that protrudes toward the outer sealing plate,
a non-contact lip whose tip forms a labyrinth gap with the outer sealing plate; It has an outer circumferential surface that is an inclined surface whose diameter increases outwardly, an outer circumferential lip whose tip forms a labyrinth gap with the inner circumferential surface of the outer ring, and a radial direction of the outer sealing plate. protrudes toward the inner sealing plate at a middle portion of the
It is characterized by having an outer circumferential surface that is an inclined surface whose diameter increases toward the inner sealing plate, and an intermediate lip whose tip forms a labyrinth gap with the inner sealing plate. A sealing device for inner ring rotating bearings. （２）前記外周リップの外周面と対向する外輪の内周面
が前記外周リップの外周面と対応する傾斜面となってい
る実用新案登録請求の範囲第１項記載の内輪回転形軸受
の密封装置。(2) Sealing of the inner ring rotating type bearing according to claim 1, wherein the inner circumferential surface of the outer ring that faces the outer circumferential surface of the outer circumferential lip is an inclined surface corresponding to the outer circumferential surface of the outer circumferential lip. Device.
JP13428681U 1981-09-11 1981-09-11 Sealing device for inner ring rotating bearings Pending JPS5840621U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13428681U JPS5840621U (en) 1981-09-11 1981-09-11 Sealing device for inner ring rotating bearings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13428681U JPS5840621U (en) 1981-09-11 1981-09-11 Sealing device for inner ring rotating bearings

Publications (1)

Publication Number Publication Date
JPS5840621U true JPS5840621U (en) 1983-03-17

Family

ID=29927715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13428681U Pending JPS5840621U (en) 1981-09-11 1981-09-11 Sealing device for inner ring rotating bearings

Country Status (1)

Country Link
JP (1) JPS5840621U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62158221U (en) * 1986-03-28 1987-10-07
JPH04210125A (en) * 1990-12-10 1992-07-31 Tatsuno Co Ltd Flowmeter bearing structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62158221U (en) * 1986-03-28 1987-10-07
JPH04210125A (en) * 1990-12-10 1992-07-31 Tatsuno Co Ltd Flowmeter bearing structure

Similar Documents

Publication Publication Date Title
JPS5983217U (en) bearing
JPS5838038U (en) Sealed bearing with slinger
JPS5935729U (en) Rolling bearing sealing device
JPS5840621U (en) Sealing device for inner ring rotating bearings
JPS5967624U (en) Rolling bearing sealing device
JPS60184428U (en) Sealing device for rolling bearings
JPS58179903U (en) Sealing device for rolling mill bearings
JPS5886921U (en) Grease sealing device for outer ring rotating bearings
JPS6089422U (en) bearing sealing ring
JPS5845466U (en) sealing device
JPS59191428U (en) Sealing mechanism of rolling bearings
JPS5886925U (en) Sealing device for deep groove ball bearings
JPS6144025U (en) Sealing device for rolling bearings
JPS58130161U (en) sealing device
JPS591931U (en) Sealed rolling bearing
JPS6382864U (en)
JPS6059825U (en) bearing seal
JPS63187776U (en)
JPS6091846U (en) sealing device
JPS60103764U (en) Oil seal device
JPS5818158U (en) sealing device
JPS58177657U (en) Bearing sealing device in rolling mill
JPS5886922U (en) Grease-sealed outer ring rotating bearing
JPS59103961U (en) dust seal
JPS5811122U (en) Sealing device