JPS59170601U - Connection structure between ceramic turbine rotor and metal shaft - Google Patents

Connection structure between ceramic turbine rotor and metal shaft

Info

Publication number
JPS59170601U
JPS59170601U JP6395083U JP6395083U JPS59170601U JP S59170601 U JPS59170601 U JP S59170601U JP 6395083 U JP6395083 U JP 6395083U JP 6395083 U JP6395083 U JP 6395083U JP S59170601 U JPS59170601 U JP S59170601U
Authority
JP
Japan
Prior art keywords
turbine rotor
metal shaft
shaft
ceramic turbine
connection structure
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.)
Granted
Application number
JP6395083U
Other languages
Japanese (ja)
Other versions
JPH0217123Y2 (en
Inventor
克典 平井
Original Assignee
いすゞ自動車株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by いすゞ自動車株式会社 filed Critical いすゞ自動車株式会社
Priority to JP6395083U priority Critical patent/JPS59170601U/en
Publication of JPS59170601U publication Critical patent/JPS59170601U/en
Application granted granted Critical
Publication of JPH0217123Y2 publication Critical patent/JPH0217123Y2/ja
Granted legal-status Critical Current

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  • Supercharger (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図および第２図はそれぞれ従来のセラミックス製タ
ービンロータと金属シャフトとの結合構造を示す側面断
面図、第３図は尿考案に係るセラミックス製タービンロ
ータと金属シャフトとの結合構造の側面断面図、第４図
および第５図は同要部の熱変形を説明するための側面断
面図である。 １：タービンロータ、３：金属シャフト、５：ナツト、
７：芯保持金具、９：テーパ穴、１１：小径軸部、１３
：円筒部、１４：テーパ軸部。Figures 1 and 2 are side sectional views showing a conventional coupling structure between a ceramic turbine rotor and a metal shaft, respectively, and Figure 3 is a side sectional view of a coupling structure between a ceramic turbine rotor and a metal shaft according to the invention. 4 and 5 are side sectional views for explaining thermal deformation of the same essential parts. 1: Turbine rotor, 3: Metal shaft, 5: Nut,
7: Core holding metal fitting, 9: Tapered hole, 11: Small diameter shaft section, 13
: Cylindrical part, 14: Tapered shaft part.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）セラミックスからなるタービンロータの軸穴をテ
ーパ穴とし、金属シャフトに形成したテーパ軸部を前記
タービンロータのテーパ穴に嵌合し、前記金属シャフト
の端部にナツトを螺合して締付けるようにしたことを特
徴とするセラミック製タービンロータと金属シャフトと
の結合構造。(1) A shaft hole of a turbine rotor made of ceramics is made into a tapered hole, a tapered shaft portion formed on a metal shaft is fitted into the tapered hole of the turbine rotor, and a nut is screwed onto the end of the metal shaft and tightened. A joint structure between a ceramic turbine rotor and a metal shaft. （２）前記テーパ穴およびテーパ軸部のテーパ角が前記
金属シャフトの熱膨張による軸方向の伸びと径方向の熱
膨張による伸びとの割合に定めた実用新案登録請求の範
囲（１）に記載のセラミック製タービンロータと金属シ
ャフトとの結合構造。(2) The taper angle of the tapered hole and tapered shaft portion is set to the ratio of the elongation in the axial direction due to thermal expansion of the metal shaft and the elongation due to thermal expansion in the radial direction. A joint structure between a ceramic turbine rotor and a metal shaft.
JP6395083U 1983-04-29 1983-04-29 Connection structure between ceramic turbine rotor and metal shaft Granted JPS59170601U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6395083U JPS59170601U (en) 1983-04-29 1983-04-29 Connection structure between ceramic turbine rotor and metal shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6395083U JPS59170601U (en) 1983-04-29 1983-04-29 Connection structure between ceramic turbine rotor and metal shaft

Publications (2)

Publication Number Publication Date
JPS59170601U true JPS59170601U (en) 1984-11-15
JPH0217123Y2 JPH0217123Y2 (en) 1990-05-14

Family

ID=30194131

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6395083U Granted JPS59170601U (en) 1983-04-29 1983-04-29 Connection structure between ceramic turbine rotor and metal shaft

Country Status (1)

Country Link
JP (1) JPS59170601U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017020401A (en) * 2015-07-09 2017-01-26 エドワーズ株式会社 Vacuum pump, rotor and rotor shaft of the same
WO2020031262A1 (en) * 2018-08-07 2020-02-13 三菱重工エンジン＆ターボチャージャ株式会社 Turbine shaft, supercharger, and method for manufacturing supercharger

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5351978U (en) * 1975-10-15 1978-05-02
JPS5688902U (en) * 1979-12-11 1981-07-16

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5351978U (en) * 1975-10-15 1978-05-02
JPS5688902U (en) * 1979-12-11 1981-07-16

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017020401A (en) * 2015-07-09 2017-01-26 エドワーズ株式会社 Vacuum pump, rotor and rotor shaft of the same
WO2020031262A1 (en) * 2018-08-07 2020-02-13 三菱重工エンジン＆ターボチャージャ株式会社 Turbine shaft, supercharger, and method for manufacturing supercharger
JPWO2020031262A1 (en) * 2018-08-07 2021-08-02 三菱重工エンジン＆ターボチャージャ株式会社 Turbine shaft, turbocharger and method of manufacturing turbocharger
US11525394B2 (en) 2018-08-07 2022-12-13 Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. Turbine shaft, turbocharger, and manufacturing method of turbocharger

Also Published As

Publication number Publication date
JPH0217123Y2 (en) 1990-05-14

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