JPH0183919U - - Google Patents
Info
- Publication number
- JPH0183919U JPH0183919U JP1987178385U JP17838587U JPH0183919U JP H0183919 U JPH0183919 U JP H0183919U JP 1987178385 U JP1987178385 U JP 1987178385U JP 17838587 U JP17838587 U JP 17838587U JP H0183919 U JPH0183919 U JP H0183919U
- Authority
- JP
- Japan
- Prior art keywords
- inner ring
- rolling bearing
- ring
- sealing device
- sealing plate
- 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
Links
- 238000007789 sealing Methods 0.000 claims description 15
- 238000005096 rolling process Methods 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 1
Description
第１図は本考案の転がり軸受の密封装置の縦断
正面図、第２図は本考案の他の実施例を示す車輌
用円筒ころ軸受の密封装置の縦断正面図、第３図
は従来の車輌用円筒ころ軸受の密封装置の縦断正
面図、第４図は従来の転がり軸受の密封装置の縦
断正面図である。
符号の説明、１００，１００１：外輪、２００
，２００１：内輪、２０３，２００３：つば部、
２０４，２００４：端部外周面、２０６，２００
６：凸条部、２０５，２００５：凹溝、４００，
４００１：転動体、３００，３００１：保持器、
５００，５００１：密封板。
Fig. 1 is a longitudinal sectional front view of a sealing device for a rolling bearing according to the present invention, Fig. 2 is a longitudinal sectional front view of a sealing device for a cylindrical roller bearing for a vehicle showing another embodiment of the invention, and Fig. 3 is a conventional vehicular sealing device. FIG. 4 is a longitudinal sectional front view of a conventional sealing device for a rolling bearing. Explanation of codes, 100, 1001: Outer ring, 200
, 2001: Inner circle, 203, 2003: Tsubabe,
204, 2004: End outer peripheral surface, 206, 200
6: Convex strip, 205, 2005: Concave groove, 400,
4001: Rolling element, 300, 3001: Cage,
500, 5001: Sealing plate.
Claims (1)
前記外輪との間が、外輪に固定された非接触形式
の密封板によつて密封されてなる転がり軸受の密
封装置において、前記密封板は、反固定側となる
内周側に内輪の端部外周面との間に適当な軸方向
幅を有し、かつ、該内輪の外周面との間に微少の
シールすきまをもつて対向した円筒部を有し、内
輪には、前記円筒部が対向する外周面の内側に凹
溝を挾んで形成された凸条部を有することを特徴
とした転がり軸受の密封装置。 (2) 実用新案登録請求の範囲第１項において、
密封板の円筒部と対向する面が内輪のつば部また
はつばリングの外周面である転がり軸受の密封装
置。 (3) 実用新案登録請求の範囲第２項において、
転がり軸受が車輌用複列円筒ころ軸受であり、か
つ、前記内輪の凸条部の外径が、密封板の円筒部
の内径よりも小さくなつている転がり軸受の密封
装置。 (4) 実用新案登録請求の範囲第１項ないし第３
項のいずれかにおいて、密封板が金属製で、かつ
、その断面が略コ字形に形成されてなる転がり軸
受の密封装置。[Scope of claims for utility model registration] (1) A rolling element is provided between the outer ring and the inner ring, and
In a rolling bearing sealing device in which the space between the outer ring and the outer ring is sealed by a non-contact type sealing plate fixed to the outer ring, the sealing plate has an end of the inner ring on the inner circumferential side that is opposite to the fixed side. The inner ring has a cylindrical part which has an appropriate axial width between the inner ring and the outer circumferential surface and faces the inner ring with a small seal gap, and the inner ring has a cylindrical part facing the inner ring. A sealing device for a rolling bearing, characterized in that it has a convex groove formed on the inside of an outer circumferential surface with a concave groove interposed therebetween. (2) In paragraph 1 of the claims for utility model registration,
A sealing device for a rolling bearing in which the surface facing the cylindrical portion of the sealing plate is the collar of the inner ring or the outer peripheral surface of the collar ring. (3) In paragraph 2 of the claims for utility model registration,
A sealing device for a rolling bearing, wherein the rolling bearing is a double-row cylindrical roller bearing for a vehicle, and the outer diameter of the protruding portion of the inner ring is smaller than the inner diameter of the cylindrical portion of the sealing plate. (4) Scope of claims for utility model registration, paragraphs 1 to 3
The sealing device for a rolling bearing according to any one of the above items, wherein the sealing plate is made of metal and has a substantially U-shaped cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178385U JPH0183919U (en) | 1987-11-25 | 1987-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987178385U JPH0183919U (en) | 1987-11-25 | 1987-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0183919U true JPH0183919U (en) | 1989-06-05 |
Family
ID=31470007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987178385U Pending JPH0183919U (en) | 1987-11-25 | 1987-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0183919U (en) |
-
1987
- 1987-11-25 JP JP1987178385U patent/JPH0183919U/ja active Pending
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