JPH0259232U - - Google Patents
Info
- Publication number
- JPH0259232U JPH0259232U JP13665588U JP13665588U JPH0259232U JP H0259232 U JPH0259232 U JP H0259232U JP 13665588 U JP13665588 U JP 13665588U JP 13665588 U JP13665588 U JP 13665588U JP H0259232 U JPH0259232 U JP H0259232U
- Authority
- JP
- Japan
- Prior art keywords
- ring seal
- seal groove
- turbine
- lubricating oil
- wheel side
- 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
- 238000005507 spraying Methods 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 claims 2
- 239000003921 oil Substances 0.000 claims 1
Landscapes
- Supercharger (AREA)
Description
第１図は本実施例によるタービンホイール側の
リングシール溝近傍の縦断面図、第２図はコンプ
レツサホイール側のリングシール溝近傍の縦断面
図、第３図は本実施例によるリングシール溝構造
の拡大断面図、第４図は、従来例のターボチヤー
ジヤの縦断面図、第５図は従来例のリングシール
溝構造の拡大断面図で、第５図ａはリングシール
とリングシール溝とが離れた状態、第５図ｂは前
記両者が一側面で接している状態を示す。
１……ターボチヤージヤ、２……タービンホイ
ール、３……コンプレツサホイール、４……ター
ビンシヤフト、８……プレーンベアリング、１０
……スラストベアリング、１３……オイル通路、
１４，１７……リングシール溝、１５，１９……
リングシール、２１……アブレーダブル溶射皮膜
。
Fig. 1 is a longitudinal sectional view of the vicinity of the ring seal groove on the turbine wheel side according to this embodiment, Fig. 2 is a longitudinal sectional view of the vicinity of the ring seal groove on the compressor wheel side, and Fig. 3 is a longitudinal sectional view of the vicinity of the ring seal groove on the compressor wheel side. FIG. 4 is an enlarged sectional view of the structure, FIG. 4 is a vertical sectional view of a conventional turbocharger, FIG. 5 is an enlarged sectional view of a conventional ring seal groove structure, and FIG. In the separated state, FIG. 5b shows the state in which the two are in contact on one side. 1... Turbo charger, 2... Turbine wheel, 3... Compressor wheel, 4... Turbine shaft, 8... Plain bearing, 10
...Thrust bearing, 13...Oil passage,
14, 17...Ring seal groove, 15, 19...
Ring seal, 21...Abradable thermal spray coating.
Claims (1)
ービンシヤフトを介して連結し、該タービンシヤ
フト軸受部に潤滑用オイルを供給するオイル通路
を有し、前記潤滑用オイルがタービンホイール側
及びコンプレツサホイール側に漏出することを防
止するためのリングシールを備えたターボチヤー
ジヤにおいて、該リングシールを受容するリング
シール溝内にアブレーダブル溶射皮膜を形成した
ことを特徴とするターボチヤージヤのリングシー
ル溝構造。 A turbine wheel and a compressor wheel are connected via a turbine shaft, and an oil passage is provided for supplying lubricating oil to the turbine shaft bearing portion, and the lubricating oil leaks to the turbine wheel side and the compressor wheel side. 1. A ring seal groove structure for a turbocharger, characterized in that an abradable thermal spray coating is formed in a ring seal groove that receives the ring seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13665588U JPH0259232U (en) | 1988-10-21 | 1988-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13665588U JPH0259232U (en) | 1988-10-21 | 1988-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0259232U true JPH0259232U (en) | 1990-04-27 |
Family
ID=31397364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13665588U Pending JPH0259232U (en) | 1988-10-21 | 1988-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0259232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013234589A (en) * | 2012-05-08 | 2013-11-21 | Ihi Corp | Oil seal structure and supercharger |
-
1988
- 1988-10-21 JP JP13665588U patent/JPH0259232U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013234589A (en) * | 2012-05-08 | 2013-11-21 | Ihi Corp | Oil seal structure and supercharger |