JPH02144625U - - Google Patents
Info
- Publication number
- JPH02144625U JPH02144625U JP5377689U JP5377689U JPH02144625U JP H02144625 U JPH02144625 U JP H02144625U JP 5377689 U JP5377689 U JP 5377689U JP 5377689 U JP5377689 U JP 5377689U JP H02144625 U JPH02144625 U JP H02144625U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- oil
- seal
- shaft hole
- turbine rotor
- 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
- 239000000945 filler Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
Landscapes
- Supercharger (AREA)
Description
第１図は本考案の実施例の要部断面図、第２図
、第３図はそれぞれ第２、第３の実施例の要部断
面図、第４図は従来例の断面図、第５図は先願例
の要部断面図である。
１…タービンローラ、２…回転軸、３…コンプ
レツサインペラ、４…浮動ブツシユ、５…ハウジ
ング、８Ｃ…給油口、１１…シールリング、１５
…大径部、１６…シール軸孔部、１７…シールリ
ング溝、１８…オイル保持溝。
FIG. 1 is a sectional view of the main part of the embodiment of the present invention, FIGS. 2 and 3 are sectional views of the main part of the second and third embodiments, respectively, FIG. 4 is a sectional view of the conventional example, and FIG. The figure is a sectional view of the main part of the example of the prior application. DESCRIPTION OF SYMBOLS 1... Turbine roller, 2... Rotating shaft, 3... Compressed impeller, 4... Floating bush, 5... Housing, 8C... Oil filler port, 11... Seal ring, 15
...Large diameter portion, 16...Seal shaft hole portion, 17...Seal ring groove, 18...Oil retaining groove.
Claims (1)
軸にタービンロータとコンプレツサインペラとを
結合する一方、タービンロータの背面近傍に位置
して回転軸が挿通されるシール軸孔部をハウジン
グに形成し、回転軸のシール軸孔部への挿通部分
に位置してシールリングを配設するシールリング
溝と、この内側にオイル保持溝とを並設し、かつ
このシール軸孔部の内周にオイル保持溝に対面し
て冷却用の潤滑油を導入する給油口を開口したこ
とを特徴とするターボチヤージヤの冷却装置。 A turbine rotor and a compressor impeller are coupled to a rotary shaft rotatably supported by a bearing portion of the housing, while a seal shaft hole portion is formed in the housing near the back surface of the turbine rotor and into which the rotary shaft is inserted; A seal ring groove in which a seal ring is disposed is located at the insertion part of the rotating shaft into the seal shaft hole, and an oil holding groove is provided inside this groove, and the oil is held on the inner periphery of the seal shaft hole. A cooling device for a turbocharger, characterized in that an oil filler port for introducing cooling oil is opened facing the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5377689U JPH02144625U (en) | 1989-05-10 | 1989-05-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5377689U JPH02144625U (en) | 1989-05-10 | 1989-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02144625U true JPH02144625U (en) | 1990-12-07 |
Family
ID=31575255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5377689U Pending JPH02144625U (en) | 1989-05-10 | 1989-05-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02144625U (en) |
-
1989
- 1989-05-10 JP JP5377689U patent/JPH02144625U/ja active Pending
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