JPH0422653U

JPH0422653U -

Info

Publication number: JPH0422653U
Application number: JP1990063288U
Authority: JP
Priority date: 1990-06-15
Filing date: 1990-06-15
Publication date: 1992-02-25
Anticipated expiration: 2005-06-15
Also published as: JPH0741972Y2

Description

[Brief explanation of the drawing]

第１図はこの考案による密封装置を示す概略図
、第２図および第３図は従来の密封装置を示す概
略図である。１……密封装置、２，２２，３２……スリンガ
、３，２３，３３……リテーナ、４，２４，３４
……クランクシヤフト、５，３２ａ……筒状部、
６，２６，３６……延出部、６ａ，２６ａ，３６
ａ……摺動面、７，２７，３７……エンジンブロ
ツク、８……フランジ部、９……取付け部、１０
，２８，３８……リツプ部、１０ａ……リツプ、
１１，２９，３９……ダストリツプ部、１２，１
４……ねじ、１３……スリンガ押え治具、２５，
３５……金属環。 FIG. 1 is a schematic diagram showing a sealing device according to this invention, and FIGS. 2 and 3 are schematic diagrams showing a conventional sealing device. 1... Sealing device, 2, 22, 32... Slinger, 3, 23, 33... Retainer, 4, 24, 34
... Crankshaft, 5, 32a ... Cylindrical part,
6, 26, 36...extending portion, 6a, 26a, 36
a... Sliding surface, 7, 27, 37... Engine block, 8... Flange part, 9... Mounting part, 10
, 28, 38... lip portion, 10a... lip,
11, 29, 39...Dust lip section, 12, 1
4...Screw, 13...Slinger holding jig, 25,
35...Metal ring.

Claims

[Claims for Utility Model Registration] (1) A sealing device 1 for sealing between a fixed part 7 such as an engine block and a rotating shaft 4 such as a crankshaft protruding from the internal space of this fixed part 7; , the sealing device 1 includes a slinger 2 in which a disk-shaped extension 6 is integrally formed at one end of a cylindrical portion 5 that can be fitted onto a rotating shaft 4, and a slinger 2 located in the internal space of the fixed portion 7. At the same time, the extending portion 6 of the slinger 2
A lip part 10 having a lip 10a that comes into contact with the sliding surface 6a of the retainer 3 is integrally fixed to the mounting part 9. When the retainer 3 is pressed and positioned in the internal space of the fixing part 7 while in contact with the other end of the slinger 2,
the sliding surface 6a of the lip part 10, and the lip 10 of the lip part 10.
A sealing device characterized in that contact with a causes a predetermined pressing state. (2) The retainer 3 has a flange portion 8, and this flange portion 8 has a screw 14 on the end surface of the fixing portion 7.
The sealing device according to claim 1, wherein the sealing device is fixed with. (3) A dust lip portion 11 is provided on the lip portion 10 provided on the attachment portion 9 of the retainer 3, and when the retainer 3 is positioned on the engine block 7, the dust lip portion 11 is attached to the outer peripheral surface of the cylindrical portion 5 of the slinger 2. 2. A sealing device according to claim 1, wherein the sealing device abuts.