JPS5875994U

JPS5875994U - multistage pump

Info

Publication number: JPS5875994U
Application number: JP17135281U
Authority: JP
Inventors: 池添　久治
Original assignee: 株式会社荏原製作所
Priority date: 1981-11-19
Filing date: 1981-11-19
Publication date: 1983-05-23

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

[Brief explanation of the drawing]

第１区は従来の多段プロセスポンプの一部を平面で示す
断面図、第２図は本考案の実施例を示す多段プロセスポ
ンプの一部を平面で示す断面図、第３図は要部の一部を
平面で示す断面図である１・・・・・・胴体、２・・・
・・・胴体カバー、３・・・・・・ボルト、４・・・・
・・主軸、５・・・・・・軸受、６・・・・・・軸受胴
体、７・・・・・・ブラケット、８・・・・・・ボルト
、９・・・・・・スリーブ、１０・・・・・・羽根車、
１１・・・・・・ディスタンスピース、１２・・・・・
・羽根車止めナツト、１３・・・・・・ガイドベーン、
１４・・・・・・仕切板、１５・・・・・・通しボルト
、１６・・・・・・ナツト、１７・・・・・・ライナリ
ング、１８・・・・・・ウェアリング、１９・・・・・
・バネ座金、ガスケット、２０・・・・・・バネ座金、
ウェーブワッシャーまたは隙間。Section 1 is a cross-sectional view showing a part of a conventional multi-stage process pump in plan view, FIG. 1. The fuselage, 2.
...Body cover, 3...Bolt, 4...
... Main shaft, 5 ... Bearing, 6 ... Bearing body, 7 ... Bracket, 8 ... Bolt, 9 ... Sleeve, 10...impeller,
11...Distance piece, 12...
・Impeller retaining nut, 13...Guide vane,
14... Partition plate, 15... Through bolt, 16... Nut, 17... Liner ring, 18... Wear ring, 19・・・・・・
・Spring washer, gasket, 20... Spring washer,
Wave washer or gap.

Claims

[Scope of utility model registration request]

In a multi-stage pump with a vertically split body, parts such as an impeller, distance piece, guide vane, and partition plate are inserted into the main shaft, and bolts are passed through the guide vane and partition plate and fixed to the body cover. In addition, an elastic member is interposed between the body and the guide vane facing it, and an elastic member is interposed between the nut of the through bolt and the guide vane facing it, or the gap is fixed. A multi-stage pump characterized by being provided with.