JPS6246634U - - Google Patents
Info
- Publication number
- JPS6246634U JPS6246634U JP13752685U JP13752685U JPS6246634U JP S6246634 U JPS6246634 U JP S6246634U JP 13752685 U JP13752685 U JP 13752685U JP 13752685 U JP13752685 U JP 13752685U JP S6246634 U JPS6246634 U JP S6246634U
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- metal shaft
- ceramic
- metal
- thrust load
- 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
- 239000002184 metal Substances 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Ceramic Products (AREA)
Description
第１図は本考案セラミツク軸と金属軸との接合
構造の一例を示す断面図、第２図はその接合部お
よび段差部に発生する引張応力分布をＦＥＭによ
つて求めた結果の解析図、第３図および第４図は
本考案のそれぞれ他の実施例を示す断面図、第５
図は従来のセラミツク軸と金属軸との接合構造の
一例を示す断面図、第６図はその接合部および段
差部に発生する引張応力分布をＦＥＭによつて求
めた結果の解析図である。
１……ロータ軸、２……タービンロータ、３…
…金属軸、３Ａ……細径軸部、３Ｂ……ねじ部、
３Ｃ……太径軸部、４Ａ，４Ｂ……軸受、５……
接合部、６……圧縮機インペラ、７……スラスト
カラー、７Ａ……段付部、８……固定ナツト、９
，１０……段付部。
Fig. 1 is a cross-sectional view showing an example of the joint structure between the ceramic shaft and the metal shaft of the present invention, and Fig. 2 is an analysis diagram of the results obtained by FEM of the tensile stress distribution generated at the joint and the stepped part. 3 and 4 are sectional views showing other embodiments of the present invention, and FIG.
The figure is a cross-sectional view showing an example of a conventional joint structure between a ceramic shaft and a metal shaft, and FIG. 6 is an analysis diagram of the results obtained by FEM of the tensile stress distribution generated at the joint and the step. 1...Rotor shaft, 2...Turbine rotor, 3...
...Metal shaft, 3A...Small diameter shaft part, 3B...Threaded part,
3C...Large diameter shaft part, 4A, 4B...Bearing, 5...
Joint part, 6...Compressor impeller, 7...Thrust collar, 7A...Stepped part, 8...Fixing nut, 9
, 10...Stepped part.
Claims (1)
と突合せ部においてろう付けしたセラミツク軸と
金属軸との接合構造において、 前記突合せ部から離隔した前記金属軸上の位置
に段差部を設け、当該段差部によつて前記金属軸
に発生する前記スラスト荷重を担持させるように
したことを特徴とするセラミツク軸と金属軸との
接合構造。[Scope of Claim for Utility Model Registration] In a joint structure between a ceramic shaft and a metal shaft, in which a metal shaft on which a thrust load is generated is brazed to a ceramic shaft at an abutting portion, there is a step at a position on the metal shaft spaced apart from the abutting portion. 1. A joining structure for a ceramic shaft and a metal shaft, characterized in that the stepped portion is configured to carry the thrust load generated on the metal shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13752685U JPS6246634U (en) | 1985-09-10 | 1985-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13752685U JPS6246634U (en) | 1985-09-10 | 1985-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6246634U true JPS6246634U (en) | 1987-03-23 |
Family
ID=31041663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13752685U Pending JPS6246634U (en) | 1985-09-10 | 1985-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6246634U (en) |
-
1985
- 1985-09-10 JP JP13752685U patent/JPS6246634U/ja active Pending