JPS6328919U - - Google Patents

Info

Publication number
JPS6328919U
JPS6328919U JP1986121684U JP12168486U JPS6328919U JP S6328919 U JPS6328919 U JP S6328919U JP 1986121684 U JP1986121684 U JP 1986121684U JP 12168486 U JP12168486 U JP 12168486U JP S6328919 U JPS6328919 U JP S6328919U
Authority
JP
Japan
Prior art keywords
reinforcing ring
cylindrical portion
ring
lip
dust
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
JP1986121684U
Other languages
Japanese (ja)
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 JP1986121684U priority Critical patent/JPS6328919U/ja
Publication of JPS6328919U publication Critical patent/JPS6328919U/ja
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
    • F16C33/7869—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
    • F16C33/726—Sealings with means to vent the interior of the bearing

Landscapes

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

Description

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

第１図は、本考案の転がり軸受用密封装置の軸
受への装着状態を示す断面図、第２図は、本考案
の一実施例の分解断面図、第３図及び第４図は、
それぞれ、本考案の他の実施例の部分断面図、第
５図は、従来の転がり軸受用密封装置の断面図で
ある。 Ａ…ダストシール要素、Ｂ…グリースシール要
素、１…内輪、２…外輪、３…ボール、４…外側
補強環、５…周面ダストリツプ、６…端面ダスト
リツプ、７…内側補強環、８…グリースリツプ、
９…通気溝、１０…ネジ状突起、１２…ネジ状段
差。 FIG. 1 is a cross-sectional view showing how the sealing device for a rolling bearing of the present invention is attached to a bearing, FIG. 2 is an exploded cross-sectional view of an embodiment of the present invention, and FIGS. 3 and 4 are:
FIG. 5 is a partial cross-sectional view of another embodiment of the present invention, and FIG. 5 is a cross-sectional view of a conventional sealing device for a rolling bearing. A...Dust seal element, B...Grease seal element, 1...Inner ring, 2...Outer ring, 3...Ball, 4...Outer reinforcing ring, 5...Peripheral dust strip, 6...End face dust strip, 7...Inner reinforcing ring, 8...Grease lip ,
9... Ventilation groove, 10... Threaded projection, 12... Threaded step.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 転がり軸受の内輪１に嵌合される円筒部及び該
円筒部から外方に伸びた径方向部を有して略Ｌ字
様の断面形状を呈する外側補強環４及び該外側補
強環４の外方端部に接着されたゴム様弾性材料製
ダストリツプ５を有するダストシール要素Ａと、
ボール３を介して前記内輪１と組合される外輪２
に嵌合される円筒部及び該円筒部から内方に伸び
た径方向部を有して略倒立Ｌ字様の断面形状を呈
する内側補強環７及び該内側補強環７の内端部に
接着されたゴム様弾性材料製グリースリツプ８を
有し、前記ダストリツプ５が前記内側補強環７に
接触するとともに、前記グリースリツプ８が前記
外側補強環４に接触するようになして、前記ダス
トシール要素Ａと組合されたグリースシール要素
Ｂとよりなり、前記グリースリツプ８の内周面に
、浅い通気溝９及びネジ状に形成された突起１０
又は段差１２を付されてなる転がり軸受用密封装
置。 An outer reinforcing ring 4 having a cylindrical portion fitted into the inner ring 1 of the rolling bearing and a radial portion extending outward from the cylindrical portion and having a substantially L-shaped cross-sectional shape, and the outer side of the outer reinforcing ring 4. a dust seal element A having a dust lip 5 made of rubber-like elastic material glued to one end;
an outer ring 2 combined with the inner ring 1 via balls 3;
An inner reinforcing ring 7 having a cylindrical portion fitted into the cylindrical portion and a radial portion extending inward from the cylindrical portion and having an approximately inverted L-shaped cross-sectional shape, and bonded to the inner end of the inner reinforcing ring 7. The dust seal element A is provided with a grease lip 8 made of a rubber-like elastic material such that the dust lip 5 is in contact with the inner reinforcing ring 7 and the grease lip 8 is in contact with the outer reinforcing ring 4. A shallow ventilation groove 9 and a screw-shaped projection 10 are formed on the inner peripheral surface of the grease lip 8.
Or a sealing device for a rolling bearing provided with a step 12.
JP1986121684U 1986-08-08 1986-08-08 Pending JPS6328919U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986121684U JPS6328919U (en) 1986-08-08 1986-08-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986121684U JPS6328919U (en) 1986-08-08 1986-08-08

Publications (1)

Publication Number Publication Date
JPS6328919U true JPS6328919U (en) 1988-02-25

Family

ID=31011183

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986121684U Pending JPS6328919U (en) 1986-08-08 1986-08-08

Country Status (1)

Country Link
JP (1) JPS6328919U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0599235A (en) * 1991-05-02 1993-04-20 Timken Co:The Seal assembly for antifriction bearing
JP2003207053A (en) * 2002-11-08 2003-07-25 Nsk Ltd Water pump device
EP2631502A1 (en) * 2012-02-22 2013-08-28 Aktiebolaget SKF bearing device
JP2017219058A (en) * 2016-06-03 2017-12-14 Ntn株式会社 Bearing with seal

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0599235A (en) * 1991-05-02 1993-04-20 Timken Co:The Seal assembly for antifriction bearing
JP2003207053A (en) * 2002-11-08 2003-07-25 Nsk Ltd Water pump device
EP2631502A1 (en) * 2012-02-22 2013-08-28 Aktiebolaget SKF bearing device
JP2017219058A (en) * 2016-06-03 2017-12-14 Ntn株式会社 Bearing with seal

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