JPH01105730U - - Google Patents
Info
- Publication number
- JPH01105730U JPH01105730U JP83888U JP83888U JPH01105730U JP H01105730 U JPH01105730 U JP H01105730U JP 83888 U JP83888 U JP 83888U JP 83888 U JP83888 U JP 83888U JP H01105730 U JPH01105730 U JP H01105730U
- Authority
- JP
- Japan
- Prior art keywords
- shroud
- diameter
- turbine wheel
- back surface
- divided
- 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
- 238000002485 combustion reaction Methods 0.000 claims 1
Landscapes
- Supercharger (AREA)
Description
第１図は本考案の一実施例を示すターボチヤー
ジヤの組立断面図、第２図は第１図に示すシユラ
ウドの分解斜視図、第３図は第２図のシユラウド
の組立斜視図、第４図は従来例のタービンホイー
ル近傍の部分断面図を示す。
１０…ターボチヤージヤ、１１…ベアリングハ
ウジング、１２…タービンハウジング、１４…タ
ービンホイール、１６…タービンシヤフト、２７
…シールリング、３１，３２…シユラウド。
Fig. 1 is an assembled sectional view of a turbocharger showing an embodiment of the present invention, Fig. 2 is an exploded perspective view of the shroud shown in Fig. 1, Fig. 3 is an assembled perspective view of the shroud shown in Fig. 2, and Fig. 4 shows a partial cross-sectional view of the vicinity of a conventional turbine wheel. 10...Turbocharger, 11...Bearing housing, 12...Turbine housing, 14...Turbine wheel, 16...Turbine shaft, 27
...Seal ring, 31, 32...Shroud.
Claims (1)
グとの間に断熱用のシユラウドを配設した内燃機
関のターボチヤージヤにおいて、該シユラウドを
直径方向に分割し、かつ、タービンホイール背面
と対面する前記シユラウド壁の部分は分割された
シユラウド壁を延伸して重ね合わせた構造となし
、前記シユラウドを組立てた時における該シユラ
ウド中心部の穴の直径は前記タービンホイール背
面ボス部の環状溝直径よりは大きく、タービンシ
ヤフトのオイルシール部端部の直径よりは小さく
したことを特徴とするターボチヤージヤのタービ
ンシヤフト支持構造。 In a turbocharger for an internal combustion engine in which a heat insulating shroud is disposed between a back surface of a turbine wheel and a bearing housing, the shroud is divided in the diametrical direction, and a portion of the shroud wall facing the back surface of the turbine wheel is divided. When the shroud is assembled, the diameter of the hole in the center of the shroud is larger than the diameter of the annular groove in the rear boss part of the turbine wheel, and the diameter of the hole in the center of the shroud is larger than the diameter of the annular groove in the rear boss part of the turbine wheel. A turbine shaft support structure for a turbocharger characterized in that the diameter is smaller than the diameter of the end portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP83888U JPH01105730U (en) | 1988-01-09 | 1988-01-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP83888U JPH01105730U (en) | 1988-01-09 | 1988-01-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01105730U true JPH01105730U (en) | 1989-07-17 |
Family
ID=31200205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP83888U Pending JPH01105730U (en) | 1988-01-09 | 1988-01-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01105730U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013036440A (en) * | 2011-08-10 | 2013-02-21 | Toyota Motor Corp | Compressor housing, exhaust turbine supercharger, and method for manufacturing compressor housing |
-
1988
- 1988-01-09 JP JP83888U patent/JPH01105730U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013036440A (en) * | 2011-08-10 | 2013-02-21 | Toyota Motor Corp | Compressor housing, exhaust turbine supercharger, and method for manufacturing compressor housing |