JPH0367719U

JPH0367719U -

Info

Publication number: JPH0367719U
Application number: JP1989125370U
Authority: JP
Priority date: 1989-10-26
Filing date: 1989-10-26
Publication date: 1991-07-02
Anticipated expiration: 2004-10-26
Also published as: JPH0752425Y2

Description

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

第１図は本考案の一実施例にかかるころ軸受の
上半部を示す一部縦断側面図、第２図は従来例に
かかるころ軸受の上半部を示す一部縦断側面図で
ある。１……外輪、２……内輪、３……第１シールリ
ング、１０……ホルダ、２０……受け部材、２４
……第２シールリング。 FIG. 1 is a partially longitudinal side view showing the upper half of a roller bearing according to an embodiment of the present invention, and FIG. 2 is a partially longitudinal side view showing the upper half of a roller bearing according to a conventional example. DESCRIPTION OF SYMBOLS 1...Outer ring, 2...Inner ring, 3...First seal ring, 10...Holder, 20...Receiving member, 24
...Second seal ring.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

半径方向に延びる第１環状板部の内径部が内輪
の肩部に固定されるとともに、前記第１環状板部
の外径側に軸方向に延びる外筒部を有する環状の
ホルダと、該ホルダに対向するよう前記外筒部側
に配置された半径方向に延びる第２環状板部の外
径部が外輪に固定されるとともに、前記第２環状
板部の内径側に前記ホルダの環状空間内に臨むよ
う軸方向に延びかつ前記外筒部と対向する内筒部
を有する環状の受け部材と、前記ホルダ内に支持
され前記受け部材との間で密封部を形成する第１
シールリングと、前記ホルダの外筒部外周面に支
持され前記受け部材との間で密封部を形成する第
２シールリングとを備えていることを特徴とする
外輪回転形ころ軸受の密封装置。 An annular holder having an inner diameter portion of a first annular plate portion extending in a radial direction fixed to a shoulder portion of an inner ring, and an outer cylinder portion extending in an axial direction on an outer diameter side of the first annular plate portion; The outer diameter part of the second annular plate part extending in the radial direction, which is disposed on the outer cylinder part side so as to face the outer ring, is fixed to the outer ring, and the inner diameter part of the second annular plate part is arranged in the annular space of the holder. an annular receiving member that extends in the axial direction so as to face the outer tubular portion and has an inner tubular portion facing the outer tubular portion, and a first member that is supported within the holder and forms a sealing portion between the receiving member;
A sealing device for an outer ring rotating roller bearing, comprising: a seal ring; and a second seal ring supported by the outer circumferential surface of the outer cylindrical portion of the holder and forming a sealing portion with the receiving member.