JPS62119526U - - Google Patents
Info
- Publication number
- JPS62119526U JPS62119526U JP621986U JP621986U JPS62119526U JP S62119526 U JPS62119526 U JP S62119526U JP 621986 U JP621986 U JP 621986U JP 621986 U JP621986 U JP 621986U JP S62119526 U JPS62119526 U JP S62119526U
- Authority
- JP
- Japan
- Prior art keywords
- bracket
- rotary seal
- housing portion
- bearing
- labyrinth
- 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
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
- F16C33/80—Labyrinth sealings
- F16C33/805—Labyrinth sealings in addition to other sealings, e.g. dirt guards to protect sealings with sealing lips
-
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Description
第１図、第２図はこの考案の一実施例を示し、
第１図は第２図の―線による断面側面図、第
２図は回転シールを除いたブラケツト部の正面図
、第３図は回転シールの部分断面斜視図、第４図
は雨水の流れを示す断面側面図、第５図は従来の
回転機の軸受装置の断面側面図である。
図において、１はブラケツト、１ａはハウジン
グ部、１ｂは切欠き部、２は軸受、３は回転軸、
５はラビリンス部、６は回転シール、６ａは溝部
である。なお、各図中同一符号は相当部分を示す
。
Figures 1 and 2 show an embodiment of this invention,
Figure 1 is a cross-sectional side view taken along the - line in Figure 2, Figure 2 is a front view of the bracket excluding the rotary seal, Figure 3 is a partial cross-sectional perspective view of the rotary seal, and Figure 4 shows the flow of rainwater. FIG. 5 is a cross-sectional side view of a conventional bearing device for a rotating machine. In the figure, 1 is a bracket, 1a is a housing part, 1b is a notch part, 2 is a bearing, 3 is a rotating shaft,
5 is a labyrinth portion, 6 is a rotary seal, and 6a is a groove portion. Note that the same reference numerals in each figure indicate corresponding parts.
Claims (1)
ケツトと、上記軸受に回転自在に支承され、上記
ブラケツトのハウジング部を貫通する回転軸と、
円板形状を有し、上記回転軸に装着され上記ブラ
ケツトのハウジング部の側端部とわずかな隙間を
有する回転シールとを備え、上記ブラケツトと回
転シールとによつてラビリンス部を構成するとと
もに、回転シールのラビリンス部近傍部にはリン
グ状の溝部を有し、ブラケツト側端部のラビリン
ス部側には、径方向下方に向けた切欠き部を有し
ていることを特徴とする回転機の軸受装置。 (2) リング状の溝部は、断面Ｕ字状に形成され
ていることを特徴とする、実用新案登録請求の範
囲第１項記載の回転機の軸受装置。[Scope of Claim for Utility Model Registration] (1) A bracket having a bearing fitted and fixed to a housing portion, a rotating shaft rotatably supported by the bearing and passing through the housing portion of the bracket;
A rotary seal having a disc shape and attached to the rotating shaft and having a slight gap with a side end of the housing portion of the bracket, the bracket and the rotary seal forming a labyrinth portion, A rotating machine characterized in that the rotary seal has a ring-shaped groove in the vicinity of the labyrinth part, and the labyrinth part side of the bracket side end has a notch facing downward in the radial direction. Bearing device. (2) The bearing device for a rotating machine according to claim 1, wherein the ring-shaped groove portion is formed to have a U-shaped cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP621986U JPS62119526U (en) | 1986-01-20 | 1986-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP621986U JPS62119526U (en) | 1986-01-20 | 1986-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62119526U true JPS62119526U (en) | 1987-07-29 |
Family
ID=30788530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP621986U Pending JPS62119526U (en) | 1986-01-20 | 1986-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62119526U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010022114A (en) * | 2008-07-09 | 2010-01-28 | Mitsuba Corp | Electric motor |
-
1986
- 1986-01-20 JP JP621986U patent/JPS62119526U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010022114A (en) * | 2008-07-09 | 2010-01-28 | Mitsuba Corp | Electric motor |