JPH03106195U - - Google Patents
Info
- Publication number
- JPH03106195U JPH03106195U JP1459490U JP1459490U JPH03106195U JP H03106195 U JPH03106195 U JP H03106195U JP 1459490 U JP1459490 U JP 1459490U JP 1459490 U JP1459490 U JP 1459490U JP H03106195 U JPH03106195 U JP H03106195U
- Authority
- JP
- Japan
- Prior art keywords
- blades
- fluid machine
- rod
- centrifugal impeller
- shaped fixing
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案にかかる遠心羽根車の１実施例
を示す図、第２図は分割ブレード７を示す斜視図
、第３図は第１図に示すブレード３の幅がＢの場
合とＢ′の場合の遠心羽根車を用いた回転流体機
械の性能を示す図、第４図はブレード３（分割ブ
レード７の集合）の角度の変更方法を示す図、第
５図は遠心羽根車のブレード３の角度を変更した
場合の回転流体機械の性能を示す図、第６図は従
来の回転流体機械の性能を示す図、第７図は従来
の羽根車一体型の遠心羽根車を示す側断面図、第
８図は従来のブレード一体型の遠心羽根車を示す
側断面図、第９図は従来のブレード１３を示す斜
視図、第１０図はブレード１３を主板１１と側板
１２の間に固定した状態を示す要部斜視図、第１
１図は従来の他のブレード１３を示す斜視図であ
る。
図中、１……主板、２……側板、３……ブレー
ド、４……取付金具、５……取付穴、７……分割
ブレード、である。
FIG. 1 is a diagram showing one embodiment of the centrifugal impeller according to the present invention, FIG. 2 is a perspective view showing a divided blade 7, and FIG. 3 is a diagram showing a case where the width of the blade 3 shown in FIG. Figure 4 shows the method of changing the angle of the blades 3 (set of divided blades 7), Figure 5 shows the blades of the centrifugal impeller. Figure 6 is a diagram showing the performance of a conventional rotary fluid machine when the angle of 3 is changed. Figure 7 is a side cross section showing a conventional centrifugal impeller with an integrated impeller. 8 is a side sectional view showing a conventional centrifugal impeller with integrated blades, FIG. 9 is a perspective view showing a conventional blade 13, and FIG. 10 is a blade 13 fixed between the main plate 11 and the side plate 12. A perspective view of the main parts showing the state in which the
FIG. 1 is a perspective view showing another conventional blade 13. In the figure, 1... main plate, 2... side plate, 3... blade, 4... mounting bracket, 5... mounting hole, 7... divided blade.
Claims (1)
する構造で、回転流体機械のケーシング内を回転
することにより、該ケーシング内に流入する流体
に遠心力を発生させる回転流体機械の遠心羽根車
において、 前記ブレードを複数枚の板状の分割ブレードを
重ね合わせる構造とし、該重ね合わせた複数枚の
分割ブレードを貫通する複数本の棒状固定部材で
該複数の分割ブレードを前記主板と側板の間に固
定したことを特徴とする回転流体機械の遠心羽根
車。 (2) 前記分割ブレードの前記複数本の棒状固定
部材が貫通する穴が長穴であり、該棒状固定部材
が該長穴を貫通する位置を調整することにより、
分割ブレードの固定位置を調整できることを特徴
とする請求項(1)記載の回転流体機械の遠心羽根
車。[Claims for Utility Model Registration] (1) A structure in which multiple blades are fixed between a main plate and a side plate, which generates centrifugal force in the fluid flowing into the casing by rotating inside the casing of a rotating fluid machine. In a centrifugal impeller for a rotary fluid machine, the blades have a structure in which a plurality of plate-shaped divided blades are overlapped, and a plurality of rod-shaped fixing members passing through the overlapped plurality of divided blades are used to separate the plurality of divisions. A centrifugal impeller for a rotary fluid machine, characterized in that a blade is fixed between the main plate and the side plate. (2) The hole through which the plurality of rod-shaped fixing members of the split blade passes is an elongated hole, and by adjusting the position through which the rod-shaped fixing member passes through the elongate hole,
The centrifugal impeller for a rotary fluid machine according to claim 1, characterized in that the fixed position of the divided blades can be adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990014594U JPH077596Y2 (en) | 1990-02-16 | 1990-02-16 | Centrifugal impeller for rotating fluid machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990014594U JPH077596Y2 (en) | 1990-02-16 | 1990-02-16 | Centrifugal impeller for rotating fluid machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03106195U true JPH03106195U (en) | 1991-11-01 |
| JPH077596Y2 JPH077596Y2 (en) | 1995-02-22 |
Family
ID=31517946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990014594U Expired - Lifetime JPH077596Y2 (en) | 1990-02-16 | 1990-02-16 | Centrifugal impeller for rotating fluid machinery |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH077596Y2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001280291A (en) * | 2000-03-31 | 2001-10-10 | Tsunehiko Igarashi | Wind sending body and its manufacturing method |
| JP2012526230A (en) * | 2009-05-08 | 2012-10-25 | ヌオーヴォ ピニォーネ ソシエタ ペル アチオニ | Composite shroud and method of attaching shroud to multiple blades |
| US9797255B2 (en) | 2011-12-14 | 2017-10-24 | Nuovo Pignone S.P.A. | Rotary machine including a machine rotor with a composite impeller portion and a metal shaft portion |
| US9810235B2 (en) | 2009-11-23 | 2017-11-07 | Massimo Giannozzi | Mold for a centrifugal impeller, mold inserts and method for building a centrifugal impeller |
| US11162505B2 (en) | 2013-12-17 | 2021-11-02 | Nuovo Pignone Srl | Impeller with protection elements and centrifugal compressor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57123999U (en) * | 1981-01-27 | 1982-08-02 | ||
| JPS60259800A (en) * | 1984-05-24 | 1985-12-21 | エムオーエッチ―９（プロプライアタリー）リミテッド | Pump blade wheel |
-
1990
- 1990-02-16 JP JP1990014594U patent/JPH077596Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57123999U (en) * | 1981-01-27 | 1982-08-02 | ||
| JPS60259800A (en) * | 1984-05-24 | 1985-12-21 | エムオーエッチ―９（プロプライアタリー）リミテッド | Pump blade wheel |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001280291A (en) * | 2000-03-31 | 2001-10-10 | Tsunehiko Igarashi | Wind sending body and its manufacturing method |
| JP2012526230A (en) * | 2009-05-08 | 2012-10-25 | ヌオーヴォ ピニォーネ ソシエタ ペル アチオニ | Composite shroud and method of attaching shroud to multiple blades |
| US9810230B2 (en) | 2009-05-08 | 2017-11-07 | Nuovo Pignone Srl | Impeller for a turbomachine and method for attaching a shroud to an impeller |
| US9810235B2 (en) | 2009-11-23 | 2017-11-07 | Massimo Giannozzi | Mold for a centrifugal impeller, mold inserts and method for building a centrifugal impeller |
| US9797255B2 (en) | 2011-12-14 | 2017-10-24 | Nuovo Pignone S.P.A. | Rotary machine including a machine rotor with a composite impeller portion and a metal shaft portion |
| US11162505B2 (en) | 2013-12-17 | 2021-11-02 | Nuovo Pignone Srl | Impeller with protection elements and centrifugal compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH077596Y2 (en) | 1995-02-22 |
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