JPH0484797U - - Google Patents
Info
- Publication number
- JPH0484797U JPH0484797U JP12838190U JP12838190U JPH0484797U JP H0484797 U JPH0484797 U JP H0484797U JP 12838190 U JP12838190 U JP 12838190U JP 12838190 U JP12838190 U JP 12838190U JP H0484797 U JPH0484797 U JP H0484797U
- Authority
- JP
- Japan
- Prior art keywords
- impeller
- compressor
- boss
- protrusion
- hollow
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本実施例による圧縮機用インペラ構造
の全体を示す断面図、第２図はそのインペラの部
分のみを抽出して示す断面図、第３図は本実施例
による特性を示す図、第４図は従来の圧縮機用イ
ンペラ構造を示す断面図、第５図はそのインペラ
の部分のみを抽出して示す断面図である。
１……インペラ、１ａ……インペラボス、１ｂ
……インペラブレード、２……回転軸、３……カ
ウリング、４……軸受、５……ガス入口、６……
ガス出口、７……突出部。
FIG. 1 is a cross-sectional view showing the entire structure of a compressor impeller according to this embodiment, FIG. 2 is a cross-sectional view showing only a portion of the impeller, and FIG. 3 is a diagram showing characteristics according to this example. FIG. 4 is a cross-sectional view showing the structure of a conventional compressor impeller, and FIG. 5 is a cross-sectional view showing only a portion of the impeller. 1... Impeller, 1a... Impeller boss, 1b
... Impeller blade, 2 ... Rotating shaft, 3 ... Cowling, 4 ... Bearing, 5 ... Gas inlet, 6 ...
Gas outlet, 7...protrusion.
Claims (1)
転軸が挿着される圧縮機用インペラ構造において
、前記インペラボスのインペラ背面部から軸方向
に沿う突出部を設け、この突出部の長さＨを、イ
ンペラ外径Ｄに対し、 ０．０５Ｄ≦Ｈ≦０．２０Ｄ の範囲に設定したことを特徴とする圧縮機用イン
ペラ構造。[Claims for Utility Model Registration] In an impeller structure for a compressor in which the center of the impeller boss is hollow and a rotating shaft is inserted into the hollow part, a protrusion along the axial direction is provided from the back surface of the impeller of the impeller boss. An impeller structure for a compressor, characterized in that the length H of the protrusion is set in the range of 0.05D≦H≦0.20D with respect to the impeller outer diameter D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12838190U JPH0484797U (en) | 1990-11-30 | 1990-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12838190U JPH0484797U (en) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0484797U true JPH0484797U (en) | 1992-07-23 |
Family
ID=31875842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12838190U Pending JPH0484797U (en) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0484797U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100412359B1 (en) * | 2001-10-31 | 2003-12-31 | 엘지전자 주식회사 | A turbo fan |
| JP2009541641A (en) * | 2006-06-19 | 2009-11-26 | アイ・ディ・イー・テクノロジーズ・リミテッド | Rotor for compressor |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6125599B2 (en) * | 1981-04-24 | 1986-06-16 | Boeing Co |
-
1990
- 1990-11-30 JP JP12838190U patent/JPH0484797U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6125599B2 (en) * | 1981-04-24 | 1986-06-16 | Boeing Co |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100412359B1 (en) * | 2001-10-31 | 2003-12-31 | 엘지전자 주식회사 | A turbo fan |
| JP2009541641A (en) * | 2006-06-19 | 2009-11-26 | アイ・ディ・イー・テクノロジーズ・リミテッド | Rotor for compressor |