JPH03119503U - - Google Patents
Info
- Publication number
- JPH03119503U JPH03119503U JP2938990U JP2938990U JPH03119503U JP H03119503 U JPH03119503 U JP H03119503U JP 2938990 U JP2938990 U JP 2938990U JP 2938990 U JP2938990 U JP 2938990U JP H03119503 U JPH03119503 U JP H03119503U
- Authority
- JP
- Japan
- Prior art keywords
- seal ring
- groove
- shaped cross
- section
- seal device
- 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
Description
第１図は本考案に係るアクテイブシール装置が
蒸気タービンに取付けられている様子を示した軸
方向に沿つた断面図、第２図はアクテイブシール
装置のうち隣接する２個のシールリング部片と調
整板を取出して示した分解斜視図、第３図は従来
のアクテイブシール装置が蒸気タービンに取付け
られている様子を示した軸方向に沿つた断面図、
第４図は第３図の−線に沿う断面図、第５図
は従来のアクテイブシール装置のうち隣接する２
個のシールリング部片を取出して示した分解斜視
図である。
１……ケーシング、２……シユラウド、３……
シールリング部片、６……アクテイブシール装置
、７……調整板、８……溝。
Fig. 1 is a sectional view along the axial direction showing how the active seal device according to the present invention is installed in a steam turbine, and Fig. 2 shows two adjacent seal ring parts of the active seal device. FIG. 3 is an exploded perspective view showing the adjustment plate taken out; FIG. 3 is a cross-sectional view taken along the axial direction showing a conventional active seal device being attached to a steam turbine;
Fig. 4 is a sectional view taken along the - line in Fig. 3, and Fig. 5 is a cross-sectional view of two adjacent parts of the conventional active seal device.
FIG. 3 is an exploded perspective view showing individual seal ring pieces. 1...Casing, 2...Shroud, 3...
Seal ring piece, 6...active seal device, 7...adjustment plate, 8...groove.
Claims (1)
を制限するためにリング状に設けられ、半径方向
に移動可能なように全周を複数のシールリング部
片に分割して構成されたアクテイブシール装置に
おいて、分割された各シールリング部片相互の対
向面をフラツトに形成するとともにその面に断面
がＬ字状をした溝を穿設し、この溝に断面がＬ字
状をした調整板を挿入して隣接する各シールリン
グ部片相互を連結するようにしたアクテイブシー
ル装置。 In an active seal device that is provided in a ring shape to limit the gap between the tip of the rotor blade and the casing of a steam turbine, and is configured by dividing the entire circumference into multiple seal ring pieces so that it can move in the radial direction. , the opposing surfaces of each of the divided seal ring parts are formed flat, a groove with an L-shaped cross section is bored in the surface, and an adjustment plate with an L-shaped cross section is inserted into this groove. An active seal device in which adjacent seal ring parts are connected to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2938990U JPH03119503U (en) | 1990-03-22 | 1990-03-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2938990U JPH03119503U (en) | 1990-03-22 | 1990-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03119503U true JPH03119503U (en) | 1991-12-10 |
Family
ID=31532150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2938990U Pending JPH03119503U (en) | 1990-03-22 | 1990-03-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03119503U (en) |
-
1990
- 1990-03-22 JP JP2938990U patent/JPH03119503U/ja active Pending
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