JPS648599U - - Google Patents
Info
- Publication number
- JPS648599U JPS648599U JP10276387U JP10276387U JPS648599U JP S648599 U JPS648599 U JP S648599U JP 10276387 U JP10276387 U JP 10276387U JP 10276387 U JP10276387 U JP 10276387U JP S648599 U JPS648599 U JP S648599U
- Authority
- JP
- Japan
- Prior art keywords
- prevention device
- plates
- cavitation prevention
- cavitation
- liner ring
- 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
- 230000002265 prevention Effects 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の一実施例を示すキヤビテーシ
ヨン防止装置を備えた遠心ポンプの上半分の断面
図、第２図ａ，ｂは第１図−線による異なつ
た実施例を示す要部断面図、第３図は更に異なつ
た実施例を示す要部断面図、第４図及び第５図は
異なつた従来例を示すポンプの断面図、第４ａ図
及び第５ａ図は要部説明図である。
１……羽根車、１ｂ……羽根、２……ライナリ
ング、３……ポンプ胴体、１０，１０ａ，１１…
…偏流板、〇イ……主流、〇ロ……漏れ流れ。
Fig. 1 is a sectional view of the upper half of a centrifugal pump equipped with a cavitation prevention device showing one embodiment of the present invention, and Figs. , FIG. 3 is a sectional view of a main part showing a further different embodiment, FIGS. 4 and 5 are sectional views of a pump showing different conventional examples, and FIGS. 4a and 5a are explanatory views of main parts. . 1... Impeller, 1b... Vane, 2... Liner ring, 3... Pump body, 10, 10a, 11...
...Blank plate, 〇I...mainstream, 〇ro...leakage flow.
Claims (1)
グ出口部において、該ライナリング出口からの漏
れ流れの旋回成分を除去する偏流板を設け、キヤ
ビテーシヨンの発生を防止するようにしたことを
特徴とするキヤビテーシヨン防止装置。 ２ 上記偏流板がライナリング出口に対向して設
けられている実用新案登録請求の範囲第１項記載
のキヤビテーシヨン防止装置。 ３ 上記偏流板が半径方向の直線偏流板からなつ
ていて、環状に間隔を隔てて多数配設されている
実用新案登録請求の範囲第１項又は第２項記載の
キヤビテーシヨン防止装置。 ４ 上記偏流板が翼型偏流板からなつていて、環
状に多数配設されている実用新案登録請求の範囲
第１項又は第２項記載のキヤビテーシヨン防止装
置。 ５ 上記偏流板がライナリング出口側側面に環状
の隔壁を備えている実用新案登録請求の範囲第１
項、第２項、第３項又は第４項の何れか１項記載
のキヤビテーシヨン防止装置。[Claims for Utility Model Registration] 1. At the liner ring outlet of centrifugal type and mixed flow type pump impellers, a deflection plate is provided to remove the swirling component of the leakage flow from the liner ring outlet, thereby preventing the occurrence of cavitation. A cavitation prevention device characterized by: 2. The cavitation prevention device according to claim 1, wherein the deflection plate is provided facing the liner ring outlet. 3. The cavitation prevention device according to claim 1 or 2, wherein the drifting plates are composed of linear drifting plates in the radial direction, and a large number of them are arranged annularly at intervals. 4. The cavitation prevention device according to claim 1 or 2, wherein the deflection plates are formed of airfoil type deflection plates and are arranged in a ring. 5. Utility model registration claim 1, in which the deflection plate is provided with an annular partition wall on the side surface on the liner ring exit side.
The cavitation prevention device according to any one of Items 1, 2, 3, and 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10276387U JPS648599U (en) | 1987-07-06 | 1987-07-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10276387U JPS648599U (en) | 1987-07-06 | 1987-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS648599U true JPS648599U (en) | 1989-01-18 |
Family
ID=31332971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10276387U Pending JPS648599U (en) | 1987-07-06 | 1987-07-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS648599U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06147195A (en) * | 1992-10-30 | 1994-05-27 | Ishikawajima Harima Heavy Ind Co Ltd | Compressor housing of turbo charger |
-
1987
- 1987-07-06 JP JP10276387U patent/JPS648599U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06147195A (en) * | 1992-10-30 | 1994-05-27 | Ishikawajima Harima Heavy Ind Co Ltd | Compressor housing of turbo charger |
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