JPS6119697U - double suction volute pump - Google Patents

double suction volute pump

Info

Publication number
JPS6119697U
JPS6119697U JP10496184U JP10496184U JPS6119697U JP S6119697 U JPS6119697 U JP S6119697U JP 10496184 U JP10496184 U JP 10496184U JP 10496184 U JP10496184 U JP 10496184U JP S6119697 U JPS6119697 U JP S6119697U
Authority
JP
Japan
Prior art keywords
impeller
suction
suction port
double
centrifugal pump
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
JP10496184U
Other languages
Japanese (ja)
Other versions
JPH0426720Y2 (en
Inventor
洋介 竹本
Original Assignee
株式会社クボタ
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 株式会社クボタ filed Critical 株式会社クボタ
Priority to JP10496184U priority Critical patent/JPS6119697U/en
Publication of JPS6119697U publication Critical patent/JPS6119697U/en
Application granted granted Critical
Publication of JPH0426720Y2 publication Critical patent/JPH0426720Y2/ja
Granted legal-status Critical Current

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  • Structures Of Non-Positive Displacement Pumps (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) [Abstract] 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図はこの考案に係る両吸込渦巻ポンプの第１の実施
例を示す吸込口部の断面説明図、第２図および第３図は
同上第２および第３の実施例による吸込口部の断面説明
図であり、また第４図は一般的な従来の両吸込渦巻ポン
／の概要構成を示す正面断面図、第５図および第６図は
同上従来例での両吸込渦巻ポンプの吸込口部の各別例に
よる断面説明図である。 １・・・・・・ケーシング、１ａ，１ｂ・・・・・・ケ
ーシング、の吸込部、吐出部、２・・・・・・ポンプ軸
、３・・・・・・羽根車、４・・・・・・吸込口部、５
・・・・・・ライナリング、７・・・・・・入口部材。FIG. 1 is a cross-sectional explanatory diagram of a suction port showing a first embodiment of a double-suction centrifugal pump according to the invention, and FIGS. 2 and 3 show a suction port according to the second and third embodiments of the same. FIG. 4 is a front sectional view showing the general configuration of a conventional double suction centrifugal pump, and FIGS. 5 and 6 are suction ports of the conventional double suction centrifugal pump. FIG. 7 is an explanatory cross-sectional view of each different example of the portion. DESCRIPTION OF SYMBOLS 1... Casing, 1a, 1b... Suction part and discharge part of casing, 2... Pump shaft, 3... Impeller, 4... ...Suction port, 5
... Liner ring, 7... Entrance member.

Claims (1)

【実用新案登録請求の範囲】 （１）羽根車と、この羽根車を固定したポンプ軸と、こ
れらを覆うケーシングとを有し、′羽根車の回転駆動に
より、吸込まれる水流をケーシング内で、吸込口部を経
て羽根車へ流れ込ませるようにした両吸込渦巻ポンプに
おいて、前記羽根車への吸込口部を形成しているケーシ
ング面の所定範囲内に、耐キャビテーションエロージョ
レ特性の良好な材料からなるリング状の入口部材を着脱
自在に装着させたとと、を特徴とする両吸込渦巻ポンプ
。 ，、（２）羽根車への吸込口部を形成しているケーシン
グ面の所定範囲が、同吸込口部内径から同内径の１．５
倍以内の領域であることを特徴とする実用新案登録藷求
の範囲第１項記載の両吸込渦巻ポンプ。 （３）羽根車への吸込口部を形成しているケーシンーグ
面の所定範囲内を平面部とし、この平面部に入口部材を
着脱自在に装着させたことを特徴とする実用新案登録請
求の範囲第１項記載の両吸、込渦巻ポンプ。 （４）入口部材をライナリ′ング，と一体構造にしたこ
とを特徴とする実用新案登録請求の範囲第１項記載の両
吸込渦巻ポンプ。[Claims for Utility Model Registration] (1) It has an impeller, a pump shaft to which the impeller is fixed, and a casing that covers these; In a dual-suction centrifugal pump in which the air flows into the impeller via the suction port, a material with good cavitation-erosion resistance is applied within a predetermined range of the casing surface forming the suction port to the impeller. A double suction centrifugal pump characterized by: a ring-shaped inlet member consisting of a removably attached ring-shaped inlet member. ,,(2) The predetermined range of the casing surface forming the suction port to the impeller is 1.5 mm from the inner diameter of the suction port to the same inner diameter.
A double suction centrifugal pump according to item 1 of the application for utility model registration, characterized in that the range is within twice the range. (3) Claims for registration of a utility model characterized in that a predetermined range of the casing surface forming the suction port to the impeller is a flat part, and an inlet member is detachably attached to this flat part. The double suction, internal volute pump described in paragraph 1. (4) The double-suction centrifugal pump according to claim 1, wherein the inlet member is integrally constructed with the liner ring.
JP10496184U 1984-07-10 1984-07-10 double suction volute pump Granted JPS6119697U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10496184U JPS6119697U (en) 1984-07-10 1984-07-10 double suction volute pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10496184U JPS6119697U (en) 1984-07-10 1984-07-10 double suction volute pump

Publications (2)

Publication Number Publication Date
JPS6119697U true JPS6119697U (en) 1986-02-04
JPH0426720Y2 JPH0426720Y2 (en) 1992-06-26

Family

ID=30664299

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10496184U Granted JPS6119697U (en) 1984-07-10 1984-07-10 double suction volute pump

Country Status (1)

Country Link
JP (1) JPS6119697U (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010121542A (en) * 2008-11-20 2010-06-03 Kubota Corp Centrifugal pump
JP2013227970A (en) * 2012-03-29 2013-11-07 Ebara Corp Cavitation damage prevention structure and pump using the same
WO2014208327A1 (en) * 2013-06-27 2014-12-31 株式会社 荏原製作所 Corrosion and erosion preventing structure and pump comprising same, and pump manufacturing method and repairing method
JP2019127831A (en) * 2018-01-22 2019-08-01 株式会社荏原製作所 Liner ring, pump with the liner ring and process of replacing liner ring
JP2019190292A (en) * 2018-04-19 2019-10-31 株式会社荏原製作所 Liner ring, pump, and template used for repair of casing, and method for repairing casing of pump
JP2020190226A (en) * 2019-05-22 2020-11-26 株式会社荏原製作所 Pump, method for repairing pump and information processing device
JP2021195887A (en) * 2020-06-11 2021-12-27 株式会社荏原製作所 Cavitation inhibition device and centrifugal pump

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4524671Y1 (en) * 1967-11-08 1970-09-28
JPS5798660A (en) * 1980-12-08 1982-06-18 Toshiba Corp Apparatus using water and its manufacture

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4524671Y1 (en) * 1967-11-08 1970-09-28
JPS5798660A (en) * 1980-12-08 1982-06-18 Toshiba Corp Apparatus using water and its manufacture

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010121542A (en) * 2008-11-20 2010-06-03 Kubota Corp Centrifugal pump
JP2013227970A (en) * 2012-03-29 2013-11-07 Ebara Corp Cavitation damage prevention structure and pump using the same
WO2014208327A1 (en) * 2013-06-27 2014-12-31 株式会社 荏原製作所 Corrosion and erosion preventing structure and pump comprising same, and pump manufacturing method and repairing method
CN105339674A (en) * 2013-06-27 2016-02-17 株式会社荏原制作所 Corrosion and erosion preventing structure and pump comprising same, and pump manufacturing method and repairing method
JPWO2014208327A1 (en) * 2013-06-27 2017-02-23 株式会社荏原製作所 Corrosion erosion prevention structure, pump including the same, pump manufacturing method and repair method
JP2019127831A (en) * 2018-01-22 2019-08-01 株式会社荏原製作所 Liner ring, pump with the liner ring and process of replacing liner ring
JP2019190292A (en) * 2018-04-19 2019-10-31 株式会社荏原製作所 Liner ring, pump, and template used for repair of casing, and method for repairing casing of pump
JP2020190226A (en) * 2019-05-22 2020-11-26 株式会社荏原製作所 Pump, method for repairing pump and information processing device
JP2021195887A (en) * 2020-06-11 2021-12-27 株式会社荏原製作所 Cavitation inhibition device and centrifugal pump

Also Published As

Publication number Publication date
JPH0426720Y2 (en) 1992-06-26

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