JPS644803U - - Google Patents
Info
- Publication number
- JPS644803U JPS644803U JP9926387U JP9926387U JPS644803U JP S644803 U JPS644803 U JP S644803U JP 9926387 U JP9926387 U JP 9926387U JP 9926387 U JP9926387 U JP 9926387U JP S644803 U JPS644803 U JP S644803U
- Authority
- JP
- Japan
- Prior art keywords
- turbine rotor
- cavities
- balance weight
- base material
- melting point
- 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 2
- 239000000463 material Substances 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 239000011295 pitch Substances 0.000 claims 1
Description
第１図は本考案のバランスウエイトの一実施例
を示す断面図、第２図は第１図のＡ−Ａ断面図、
第３図は従来のバランスウエイトを示す断面図、
第４図は第３図のＰ矢視断面図、第５図は従来の
ねじ型バランスウエイトを示す断面図、第６図は
第５図のＱ矢視断面図である。
１１……タービンロータ、１３……タービン動
翼、１４……空間、１５……溶融金属導入穴、１
６……バランスウエイト。
Fig. 1 is a sectional view showing an embodiment of the balance weight of the present invention, Fig. 2 is a sectional view taken along line A-A in Fig. 1,
Figure 3 is a sectional view showing a conventional balance weight.
4 is a cross-sectional view taken along arrow P in FIG. 3, FIG. 5 is a cross-sectional view showing a conventional screw-type balance weight, and FIG. 6 is a cross-sectional view taken along arrow Q in FIG. 11... Turbine rotor, 13... Turbine rotor blade, 14... Space, 15... Molten metal introduction hole, 1
6...Balance weight.
Claims (1)
で設けられた空洞と、前記各空洞内とタービンロ
ータ外表面とを連絡する小穴と、前記タービンロ
ータの回転バランスを保持するように所定の空洞
内に前記小穴から充填されたタービンロータ母材
よりも低い融点を有する金属部材とを具備してな
ることを特徴とするタービンロータのバランスウ
エイト。 cavities provided at predetermined pitches along the inner periphery of the turbine rotor; small holes communicating between each of the cavities and the outer surface of the turbine rotor; 1. A balance weight for a turbine rotor, comprising: a metal member having a melting point lower than that of a turbine rotor base material filled from a small hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9926387U JPS644803U (en) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9926387U JPS644803U (en) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS644803U true JPS644803U (en) | 1989-01-12 |
Family
ID=31326261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9926387U Pending JPS644803U (en) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS644803U (en) |
-
1987
- 1987-06-30 JP JP9926387U patent/JPS644803U/ja active Pending