JPS6331285U - - Google Patents

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Publication number
JPS6331285U
JPS6331285U JP12621986U JP12621986U JPS6331285U JP S6331285 U JPS6331285 U JP S6331285U JP 12621986 U JP12621986 U JP 12621986U JP 12621986 U JP12621986 U JP 12621986U JP S6331285 U JPS6331285 U JP S6331285U
Authority
JP
Japan
Prior art keywords
volute
impeller
flow path
volutes
closes
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
Application number
JP12621986U
Other languages
Japanese (ja)
Other versions
JPH0513996Y2 (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 JP12621986U priority Critical patent/JPH0513996Y2/ja
Publication of JPS6331285U publication Critical patent/JPS6331285U/ja
Application granted granted Critical
Publication of JPH0513996Y2 publication Critical patent/JPH0513996Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Control Of Non-Positive-Displacement Pumps (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例を示すうず巻ポンプ
の断面図で、第２図はポンプ特性図である。 １……ケーシング、２……うず巻室、３……イ
ンペラ、４，５……ボリユート、６，７……流路
、８……開閉弁。 FIG. 1 is a sectional view of a centrifugal pump showing an embodiment of the present invention, and FIG. 2 is a diagram showing pump characteristics. 1... Casing, 2... Spiral chamber, 3... Impeller, 4, 5... Volute, 6, 7... Channel, 8... Open/close valve.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] うず巻室とインペラとの間に、その仮想巻き始
めを同一とし、かつ、インペラの回転方向に順次
異なる位置から形成された複数のボリユートを設
けるとともに、このボリユートの出口側ケーシン
グに、前記ケーシングとボリユートおよび各ボリ
ユート間で形成される流路を開閉してケーシング
流路形状を可変とする開閉弁を設けたことを特徴
とするうず巻ポンプ。 A plurality of volutes having the same virtual winding start and formed from sequentially different positions in the rotational direction of the impeller are provided between the spiral chamber and the impeller. A centrifugal pump characterized by being provided with a volute and an on-off valve that opens and closes a flow path formed between each volute to change the shape of the casing flow path.
JP12621986U 1986-08-18 1986-08-18 Expired - Lifetime JPH0513996Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12621986U JPH0513996Y2 (en) 1986-08-18 1986-08-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12621986U JPH0513996Y2 (en) 1986-08-18 1986-08-18

Publications (2)

Publication Number Publication Date
JPS6331285U true JPS6331285U (en) 1988-02-29
JPH0513996Y2 JPH0513996Y2 (en) 1993-04-14

Family

ID=31019816

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12621986U Expired - Lifetime JPH0513996Y2 (en) 1986-08-18 1986-08-18

Country Status (1)

Country Link
JP (1) JPH0513996Y2 (en)

Also Published As

Publication number Publication date
JPH0513996Y2 (en) 1993-04-14

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