JPS60178391U - Centrifugal pump shaft seal extraction device - Google Patents

Centrifugal pump shaft seal extraction device

Info

Publication number
JPS60178391U
JPS60178391U JP6477084U JP6477084U JPS60178391U JP S60178391 U JPS60178391 U JP S60178391U JP 6477084 U JP6477084 U JP 6477084U JP 6477084 U JP6477084 U JP 6477084U JP S60178391 U JPS60178391 U JP S60178391U
Authority
JP
Japan
Prior art keywords
shaft seal
centrifugal pump
extraction device
pump shaft
seal extraction
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
JP6477084U
Other languages
Japanese (ja)
Other versions
JPH053758Y2 (en
Inventor
中務　幸正
荒川　愼一郎
上杉　久男
Original Assignee
株式会社荏原製作所
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 by 株式会社荏原製作所 filed Critical 株式会社荏原製作所
Priority to JP6477084U priority Critical patent/JPS60178391U/en
Publication of JPS60178391U publication Critical patent/JPS60178391U/en
Application granted granted Critical
Publication of JPH053758Y2 publication Critical patent/JPH053758Y2/ja
Granted legal-status Critical Current

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  • Mechanical Sealing (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

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ライン型ポンプの縦断
面図、第２図は第１図の要部拡大断面図、第３図は従来
のライン型ポンプの縦断面図、第４図は軸推力バランス
ホールを有する遠心ポンプの縦断面図である。 ２・・・・・・羽根車、６，６ａ、６ｂ・・・・・・ラ
イナ部、９・・・・・・軸封部（メカニカルシール）、
１０・・・・・・軸封室（メカニカルシール室）、２１
・・・・・・羽根車主板、２２・・・・・・空気抜用小
穴。Fig. 1 is a longitudinal sectional view of a line type pump showing an embodiment of the present invention, Fig. 2 is an enlarged sectional view of the main part of Fig. 1, Fig. 3 is a longitudinal sectional view of a conventional line type pump, and Fig. 4 is a longitudinal sectional view of a line type pump showing an embodiment of the present invention. The figure is a longitudinal sectional view of a centrifugal pump having an axial thrust balance hole. 2... Impeller, 6, 6a, 6b... Liner part, 9... Shaft seal part (mechanical seal),
10...Shaft sealing chamber (mechanical sealing chamber), 21
... Impeller main plate, 22 ... Small hole for air vent.

Claims (1)

【実用新案登録請求の範囲】 １　吸込側にのみライナ部を有する遠心形羽根車からな
るポンプにおいて、羽根車主板の軸封部付近に空気抜用
の***を設けたことを特徴とする遠心ポンプの軸封部油
気装置。 ２　前記軸封部をメカニカルシールによって構成した実
用新案登録請求の範囲第１項記載の遠心ポンプの軸封部
油気装置。[Claims for Utility Model Registration] 1. A centrifugal pump consisting of a centrifugal impeller having a liner portion only on the suction side, characterized in that a small hole for air venting is provided near the shaft sealing portion of the main plate of the impeller. Shaft seal lubrication system. 2. A shaft seal oil/air system for a centrifugal pump according to claim 1, wherein the shaft seal is a mechanical seal.
JP6477084U 1984-05-04 1984-05-04 Centrifugal pump shaft seal extraction device Granted JPS60178391U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6477084U JPS60178391U (en) 1984-05-04 1984-05-04 Centrifugal pump shaft seal extraction device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6477084U JPS60178391U (en) 1984-05-04 1984-05-04 Centrifugal pump shaft seal extraction device

Publications (2)

Publication Number Publication Date
JPS60178391U true JPS60178391U (en) 1985-11-27
JPH053758Y2 JPH053758Y2 (en) 1993-01-28

Family

ID=30596158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6477084U Granted JPS60178391U (en) 1984-05-04 1984-05-04 Centrifugal pump shaft seal extraction device

Country Status (1)

Country Link
JP (1) JPS60178391U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009270547A (en) * 2008-05-09 2009-11-19 Asmo Co Ltd Fluid pump
WO2021125197A1 (en) 2019-12-16 2021-06-24 株式会社荏原製作所 Pump and rotary baffle plate

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009270547A (en) * 2008-05-09 2009-11-19 Asmo Co Ltd Fluid pump
WO2021125197A1 (en) 2019-12-16 2021-06-24 株式会社荏原製作所 Pump and rotary baffle plate

Also Published As

Publication number Publication date
JPH053758Y2 (en) 1993-01-28

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