JPH0261200U - - Google Patents
Info
- Publication number
- JPH0261200U JPH0261200U JP13918388U JP13918388U JPH0261200U JP H0261200 U JPH0261200 U JP H0261200U JP 13918388 U JP13918388 U JP 13918388U JP 13918388 U JP13918388 U JP 13918388U JP H0261200 U JPH0261200 U JP H0261200U
- Authority
- JP
- Japan
- Prior art keywords
- flow path
- inlet
- small blade
- guide vane
- blade
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案による出口翼角可変式入口ガイ
ドベーンの一例を示す要部構造断面図、第２図は
第１図の―線断面図、第３図は各小翼からな
る入口ガイドベーンと回転平板との接続状態を示
す斜視図、第４図ａ〜ｄは各小翼を入口流路内に
段階的に介装したときの使用状態図、第５図は圧
力（ヘツド）Ｈ、効率η―流量Ｑ特性曲線図、第
６図は従来の出口翼角可変式入口ガイドベーンを
示す要部構造断面図、第７図ａ〜ｃは従来の可変
式入口ガイドベーンを入口流路内に介装したとき
の使用状態図である。
１……入口ガイドベーン、１ａ〜１ｃ……各小
翼、２……入口流路、３……インペラ、５……流
路壁、６……空間部、９ａ〜９ｃ……各回転平板
、１２……ロツド。
Figure 1 is a cross-sectional view of the main part structure showing an example of the variable outlet angle type inlet guide vane according to the present invention, Figure 2 is a cross-sectional view taken along the line -- in Figure 1, and Figure 3 is an inlet guide vane consisting of each small blade. Fig. 4 is a perspective view showing the state of connection between the small blades and the rotating flat plate, Fig. 4 a to d are usage state diagrams when the small blades are interposed in stages in the inlet channel, Fig. 5 is the pressure (head) H, Efficiency η - Flow rate Q characteristic curve diagram, Figure 6 is a cross-sectional view of the main structure of a conventional variable outlet angle inlet guide vane, and Figures 7 a to c show the conventional variable inlet angle guide vane in the inlet flow path. It is a usage state diagram when interposed in. DESCRIPTION OF SYMBOLS 1... Inlet guide vane, 1a to 1c... Each small blade, 2... Inlet channel, 3... Impeller, 5... Channel wall, 6... Space, 9a to 9c... Each rotating plate, 12... Rod.
Claims (1)
に配置し、少なくとも１つ以上に分割した小翼を
直列に並べて翼弦を形成する入口ガイドベーンで
あつて、各小翼毎に夫々わずかずつ異なる出口翼
角を形成すると共に、各小翼が入口流路内又はそ
の流路を構成する流路壁の囲繞する空間部内に段
階的に可動するよう、該空間部に内蔵する環状の
回転平板と各小翼とを該回転平板に連動して半径
方向に摺動可能なロツドを介して接続してなる出
口翼角可変式入口ガイドベーン。 An inlet guide vane that is placed in the inlet flow path upstream of the impeller inlet of a centrifugal compressor, etc., and has at least one divided small blade arranged in series to form a chord. An annular rotating flat plate built into the space so as to form different outlet blade angles and to allow each small blade to move stepwise into the inlet flow path or into the space surrounded by the flow path wall constituting the flow path. and each small blade are connected via a rod that can slide in the radial direction in conjunction with the rotary plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13918388U JPH0261200U (en) | 1988-10-27 | 1988-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13918388U JPH0261200U (en) | 1988-10-27 | 1988-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0261200U true JPH0261200U (en) | 1990-05-07 |
Family
ID=31402205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13918388U Pending JPH0261200U (en) | 1988-10-27 | 1988-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0261200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04103294U (en) * | 1991-01-28 | 1992-09-07 | 三菱重工業株式会社 | Rotating machine inlet guide vane |
-
1988
- 1988-10-27 JP JP13918388U patent/JPH0261200U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04103294U (en) * | 1991-01-28 | 1992-09-07 | 三菱重工業株式会社 | Rotating machine inlet guide vane |
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