JPH0484790U - - Google Patents

Info

Publication number
JPH0484790U
JPH0484790U JP12931390U JP12931390U JPH0484790U JP H0484790 U JPH0484790 U JP H0484790U JP 12931390 U JP12931390 U JP 12931390U JP 12931390 U JP12931390 U JP 12931390U JP H0484790 U JPH0484790 U JP H0484790U
Authority
JP
Japan
Prior art keywords
self
priming
stage impeller
partition plate
final stage
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
Application number
JP12931390U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP12931390U priority Critical patent/JPH0484790U/ja
Publication of JPH0484790U publication Critical patent/JPH0484790U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例の自吸式多段渦巻ポ
ンプの側面断面図、第2図は従来の自吸式多段ポ
ンプの側面断面図、第3図は従来の2段目羽根車
5の翼端5aと、還流孔8aとの関係を示す関係
図である。 15……駆動機、18……出力軸、19……2
段目羽根車(最終段羽根車)、20……1段目羽
根車(前段羽根車)、21……気水分離室、22
……仕切板、22a……還流孔、24……吸い込
みケーシング、25……吐き出しケーシング。

Claims (1)

    【実用新案登録請求の範囲】
  1. 最終段羽根車と前段羽根車との間に自吸用の気
    水分離室を形成する仕切板を設け、前記仕切板と
    羽根車を収納する吸込ケーシングを備え、前記最
    終段羽根車からの吐出液を吐出する吐出ケーシン
    グを、前記仕切板の気水分離の上部に前記吸込ケ
    ーシングを介して固定してなる自吸式多段渦巻ポ
    ンプの、自吸用前記最終段羽根車の外径Dと前
    段羽根車外径D′を変更し前記仕切板に設けた
    還流孔と自吸用前記最終段羽根車の外径Dを最
    適にすることを特徴とする自吸式多段渦巻ポンプ
JP12931390U 1990-11-30 1990-11-30 Pending JPH0484790U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12931390U JPH0484790U (ja) 1990-11-30 1990-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12931390U JPH0484790U (ja) 1990-11-30 1990-11-30

Publications (1)

Publication Number Publication Date
JPH0484790U true JPH0484790U (ja) 1992-07-23

Family

ID=31876719

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12931390U Pending JPH0484790U (ja) 1990-11-30 1990-11-30

Country Status (1)

Country Link
JP (1) JPH0484790U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226001A (en) * 1975-08-23 1977-02-26 Ebara Corp Self-feeding type multistage pump

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226001A (en) * 1975-08-23 1977-02-26 Ebara Corp Self-feeding type multistage pump

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