EP1178216A3 - Pump housing - Google Patents

Pump housing Download PDF

Info

Publication number
EP1178216A3
EP1178216A3 EP01118971A EP01118971A EP1178216A3 EP 1178216 A3 EP1178216 A3 EP 1178216A3 EP 01118971 A EP01118971 A EP 01118971A EP 01118971 A EP01118971 A EP 01118971A EP 1178216 A3 EP1178216 A3 EP 1178216A3
Authority
EP
European Patent Office
Prior art keywords
pump
chamber
impeller
pump housing
housing
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
EP01118971A
Other languages
German (de)
French (fr)
Other versions
EP1178216A2 (en
EP1178216B1 (en
Inventor
Albert Genster
Thomas Materne
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wilo SE
Original Assignee
Wilo GmbH
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 Wilo GmbH filed Critical Wilo GmbH
Publication of EP1178216A2 publication Critical patent/EP1178216A2/en
Publication of EP1178216A3 publication Critical patent/EP1178216A3/en
Application granted granted Critical
Publication of EP1178216B1 publication Critical patent/EP1178216B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/02—Selection of particular materials
    • F04D29/026—Selection of particular materials especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/40—Organic materials
    • F05D2300/43—Synthetic polymers, e.g. plastics; Rubber

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Die Erfindung betrifft ein aus Kunststoff bestehendes Pumpengehäuse 1 für eine Kreiselpumpe, mit einer Pumpenkammer, die einen Laufradraum 5 zur Aufnahme des Pumpenlaufrades und einen den Laufradraum 5 außen umgebenden Spiralraum 6 umfaßt, der über einen Eintrittsbereich 9 mit dem Laufradraum 5 verbunden ist, wobei in dem Eintrittsbereich 9 mindestens ein Verbindungssteg 10 angeordnet ist, der sich zwischen den sich axial gegenüberliegenden Gehäusewandungen 12, 13 des Pumpengehäuses 1 erstreckt und der an beiden Gehäusewandungen 12, 13 befestigt ist.

Figure 00000001
The invention relates to a plastic pump housing 1 for a centrifugal pump, with a pump chamber which comprises an impeller chamber 5 for receiving the pump impeller and a spiral chamber 6 which surrounds the impeller chamber 5 on the outside and is connected to the impeller chamber 5 via an inlet region 9, wherein in At least one connecting web 10 is arranged in the entry area 9, which extends between the axially opposite housing walls 12, 13 of the pump housing 1 and which is fastened to both housing walls 12, 13.
Figure 00000001
EP01118971A 2000-08-04 2001-08-06 Pump housing Expired - Lifetime EP1178216B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10038833A DE10038833A1 (en) 2000-08-04 2000-08-04 Pump housing with connecting bars
DE10038833 2000-08-04

Publications (3)

Publication Number Publication Date
EP1178216A2 EP1178216A2 (en) 2002-02-06
EP1178216A3 true EP1178216A3 (en) 2004-01-02
EP1178216B1 EP1178216B1 (en) 2005-10-12

Family

ID=7651827

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01118971A Expired - Lifetime EP1178216B1 (en) 2000-08-04 2001-08-06 Pump housing

Country Status (2)

Country Link
EP (1) EP1178216B1 (en)
DE (2) DE10038833A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20153948A1 (en) 2015-09-28 2017-03-28 Dab Pumps Spa PERFECT STRUCTURE OF CENTRIFUGAL ELECTRIC PUMP AND WALL FOR A SIMILAR PUMP

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052133A (en) * 1975-11-12 1977-10-04 The Gorman-Rupp Company Corrosion and abrasion resistant centrifugal pump
JPS6135218A (en) * 1985-02-25 1986-02-19 Hitachi Ltd Manufacture of pump made of synthetic resin
DE29708610U1 (en) * 1997-05-15 1997-07-10 Winter GmbH, 63512 Hainburg Housing with an irregular cavity
US6095771A (en) * 1995-12-30 2000-08-01 Robert Bosch Gmbh Fuel-feed unit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE976020C (en) * 1953-05-01 1963-01-17 Voith Gmbh J M Welded inlet guide vane ring for water turbines or pumps with spiral housing
DE1275865B (en) * 1966-12-16 1968-08-22 Siemens Ag Centrifugal pump plastic housing
DE2908733A1 (en) * 1979-03-06 1980-09-11 Gardena Kress & Kastner Gmbh Portable pump-motor set - has plastics casing and walling separating suction and pressure chambers
DE4005640A1 (en) * 1990-02-22 1991-08-29 Klein Schanzlin & Becker Ag SPIRAL CASE IN SHEET DESIGN

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052133A (en) * 1975-11-12 1977-10-04 The Gorman-Rupp Company Corrosion and abrasion resistant centrifugal pump
JPS6135218A (en) * 1985-02-25 1986-02-19 Hitachi Ltd Manufacture of pump made of synthetic resin
US6095771A (en) * 1995-12-30 2000-08-01 Robert Bosch Gmbh Fuel-feed unit
DE29708610U1 (en) * 1997-05-15 1997-07-10 Winter GmbH, 63512 Hainburg Housing with an irregular cavity

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 010, no. 191 (M - 495) 4 July 1986 (1986-07-04) *

Also Published As

Publication number Publication date
EP1178216A2 (en) 2002-02-06
EP1178216B1 (en) 2005-10-12
DE50107665D1 (en) 2006-02-23
DE10038833A1 (en) 2002-02-14

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