JPS6324301U - - Google Patents
Info
- Publication number
- JPS6324301U JPS6324301U JP11827886U JP11827886U JPS6324301U JP S6324301 U JPS6324301 U JP S6324301U JP 11827886 U JP11827886 U JP 11827886U JP 11827886 U JP11827886 U JP 11827886U JP S6324301 U JPS6324301 U JP S6324301U
- Authority
- JP
- Japan
- Prior art keywords
- parts
- shroud
- holes
- blades
- adjacent blades
- 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
- 238000013016 damping Methods 0.000 claims description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
Description
第１図から第５図は本考案に係わる実施例を示
す図で、第１図は本考案に係る一実施例を示す軸
流形翼の側断面図である。第２図、第３図は第１
図に図示のシユラウド部分の翼の挿入植込み方法
を示す水平断面図である。第４図、第５図は柱状
ピンの外形図である。第６図から第７図は従来例
を示す図で、第６図はシユラウド側面の摩擦ダン
ピングによる従来の方法を示す斜視図、第７図は
ダンピングワイヤによる従来方法を示す斜視図で
ある。
１０，２０…翼本体、１１，２１…シユラウド
部、１２，２２…ラツシングワイヤ部、１３，２
３…翼根部、１４，１５，２４，２５…シユラウ
ド部の有限長の孔（盲孔）、１６，１７，２６，
２７…ラツシングワイヤ部の有限長の孔（盲孔）
、３０，３１…スプリング、４０，４１，４２，
４３…柱状ピン。
1 to 5 are diagrams showing an embodiment of the present invention, and FIG. 1 is a side sectional view of an axial airfoil showing an embodiment of the present invention. Figures 2 and 3 are
FIG. 4 is a horizontal cross-sectional view showing a method of inserting and implanting a wing in the shroud portion shown in the figure. FIGS. 4 and 5 are external views of the columnar pin. 6 to 7 are diagrams showing conventional examples. FIG. 6 is a perspective view showing a conventional method using friction damping on the side surface of a shroud, and FIG. 7 is a perspective view showing a conventional method using damping wires. 10, 20...Blade body, 11,21...Shroud part, 12,22...Lashing wire part, 13,2
3...Blade root part, 14,15,24,25...Limited length hole (blind hole) in shroud part, 16,17,26,
27...Limited length hole (blind hole) in the lashing wire part
, 30, 31... Spring, 40, 41, 42,
43...Pillar pin.
Claims (1)
ワイヤ部の対向面の両側にそれぞれ有限長の孔を
穿設すると共に、同一対の孔にスプリングによつ
て押圧される柱状ピンを挿入して相隣り合う上記
翼同志を上記柱状ピンによつて連結させたことを
特徴とする回転翼の制振構造。 Holes of finite length are drilled on both sides of the opposing surfaces of the shroud parts or lashing wire parts of adjacent blades, and columnar pins pressed by springs are inserted into the same pair of holes so that the shroud parts or latching wire parts of adjacent blades are connected. A vibration damping structure for a rotor blade, characterized in that the blades are connected to each other by the columnar pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11827886U JPS6324301U (en) | 1986-07-31 | 1986-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11827886U JPS6324301U (en) | 1986-07-31 | 1986-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6324301U true JPS6324301U (en) | 1988-02-17 |
Family
ID=31004582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11827886U Pending JPS6324301U (en) | 1986-07-31 | 1986-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6324301U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH045402A (en) * | 1990-04-20 | 1992-01-09 | Mitsubishi Heavy Ind Ltd | Integral shroud vane |
| JP2014114734A (en) * | 2012-12-07 | 2014-06-26 | Mitsubishi Heavy Ind Ltd | Turbine blade and turbine |
| JP2015148284A (en) * | 2014-02-06 | 2015-08-20 | 三菱日立パワーシステムズ株式会社 | Liquid damper and rotary machine blade including the same |
-
1986
- 1986-07-31 JP JP11827886U patent/JPS6324301U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH045402A (en) * | 1990-04-20 | 1992-01-09 | Mitsubishi Heavy Ind Ltd | Integral shroud vane |
| JP2014114734A (en) * | 2012-12-07 | 2014-06-26 | Mitsubishi Heavy Ind Ltd | Turbine blade and turbine |
| JP2015148284A (en) * | 2014-02-06 | 2015-08-20 | 三菱日立パワーシステムズ株式会社 | Liquid damper and rotary machine blade including the same |
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