DE29913964U1 - Housing arrangement for a centrifugal pump - Google Patents

Housing arrangement for a centrifugal pump

Info

Publication number
DE29913964U1
DE29913964U1 DE29913964U DE29913964U DE29913964U1 DE 29913964 U1 DE29913964 U1 DE 29913964U1 DE 29913964 U DE29913964 U DE 29913964U DE 29913964 U DE29913964 U DE 29913964U DE 29913964 U1 DE29913964 U1 DE 29913964U1
Authority
DE
Germany
Prior art keywords
arrangement according
shell
oversize
deep
welded
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.)
Expired - Lifetime
Application number
DE29913964U
Other languages
German (de)
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.)
Lowara SRL
Original Assignee
Lowara SRL
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 Lowara SRL filed Critical Lowara SRL
Publication of DE29913964U1 publication Critical patent/DE29913964U1/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
    • F04D29/406—Casings; Connections of working fluid 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
    • F04D29/40—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
    • F04D29/4266—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps made of sheet metal

Landscapes

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

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (8)

1. Gehäuseanordnung für eine Zentrifugalpumpe umfassend eine Gehäuseschale aus tiefgezogenem Blech aus rostfreiem Stahl, in der Ansaug- und Abgabeöffnungen ausgeschnitten sind, die mit einem Druckanschluß und Verbindungsflanschen verbunden sind, die aus tiefgezogenem Blech aus rostfreiem Stahl und/oder durch Guß hergestellt wurden, wobei das Gehäuse dadurch gekennzeichnet ist, daß mindestens die Komponenten, die in direkten Kontakt mit der Flüssigkeit treten können, mit der Schale durch Laserschweißen verbunden sind.1. Housing arrangement for a centrifugal pump comprising a housing shell made of deep-drawn stainless steel sheet, in which suction and discharge openings are cut out, which are connected to a pressure connection and connecting flanges, which were made from deep-drawn stainless steel sheet and / or by casting, wherein the housing is characterized in that at least the components which can come into direct contact with the liquid are connected to the shell by laser welding. 2. Anordnung nach Anspruch 1, dadurch gekennzeichnet, daß der aus Guß bestehende Druckanschluß seitlich an seinem Rohrstutzen einander gegenüberliegende monolitische Zapfen ausweist, die geeignet sind als Ansatzpunkte für mechanische Produktions- und Montagearbeiten.2. Arrangement according to claim 1, characterized in that the cast existing pressure connection on the side of his pipe socket each other shows opposite monolithic cones that are suitable as Starting points for mechanical production and assembly work. 3. Anordnung nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß an dem Druckanschluß ein Sitz zum Aufnehmen des Einfüllstopfens ausgebildet und integriert ist.3. Arrangement according to one or more of the preceding claims, characterized in that a seat for receiving at the pressure port the filler plug is formed and integrated. 4. Anordnung nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Schale mittels Laserschweißen mit einer aus tiefgezogenem Blech aus rostfreiem Stahl und/oder durch Guß hergestellten internen Membran verbunden ist.4. Arrangement according to one or more of the preceding claims, characterized in that the shell by means of laser welding with a deep-drawn sheet of stainless steel and / or cast internal membrane is connected. 5. Anordnung nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Membran einstückig ist und einen rohrförmigen Bereich hat, der mit der Ansaugöffnung und einem geflanschten Bereich verbunden ist, der innerhalb der Schale eine Trennwand bildet.5. Arrangement according to one or more of the preceding claims, characterized in that the membrane is in one piece and one has tubular area that with the suction opening and a flanged Area is connected, which forms a partition within the shell. 6. Anordnung nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der rohrförmige Bereich der Membran mit Übermaß, koaxial und angeschweißt an einem entsprechenden rohrförmigen Teil eines Ansaugflansches befestigt ist. 6. Arrangement according to one or more of the preceding claims, characterized in that the tubular region of the membrane with Oversize, coaxial and welded to a corresponding tubular Part of an intake flange is attached.   7. Anordnung nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß der geflanschte Bereich der Scheibe mit Übermaß, koaxial und angeschweißt an der Schale befestigt ist.7. Arrangement according to one or more of the preceding claims, characterized in that the flanged area of the disc with Oversize, coaxial and welded to the shell. 8. Anordnung nach einem oder mehreren der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß die Anordnung einen Abgabeflansch enthält, der koaxial befestigt ist und mit Übermaß an den Druckanschluß angeschweißt ist.8. Arrangement according to one or more of the preceding claims, characterized in that the assembly includes a delivery flange which is coaxially attached and welded to the pressure connection with oversize.
DE29913964U 1999-03-19 1999-08-10 Housing arrangement for a centrifugal pump Expired - Lifetime DE29913964U1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITPD990029 IT247723Y1 (en) 1999-03-19 1999-03-19 BODY STRUCTURE FOR CENTRIFUGAL PUMPS

Publications (1)

Publication Number Publication Date
DE29913964U1 true DE29913964U1 (en) 1999-10-28

Family

ID=11392468

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29913964U Expired - Lifetime DE29913964U1 (en) 1999-03-19 1999-08-10 Housing arrangement for a centrifugal pump

Country Status (2)

Country Link
DE (1) DE29913964U1 (en)
IT (1) IT247723Y1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19959292A1 (en) * 1999-12-09 2001-06-13 Rolls Royce Deutschland Method of manufacturing a combustion chamber of a gas turbine engine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19959292A1 (en) * 1999-12-09 2001-06-13 Rolls Royce Deutschland Method of manufacturing a combustion chamber of a gas turbine engine
US7243426B2 (en) 1999-12-09 2007-07-17 Rolls-Royce Deutschland Ltd & Co Kg Method for the manufacture of a combustion chamber of a gas-turbine engine

Also Published As

Publication number Publication date
ITPD990029U1 (en) 2000-09-19
IT247723Y1 (en) 2002-09-10

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19991202

R081 Change of applicant/patentee

Owner name: LOWARA S.R.L., IT

Free format text: FORMER OWNER: LOWARA S.P.A., MONTECCHIO MAGGIORE, IT

Effective date: 20020312

R150 Term of protection extended to 6 years

Effective date: 20021204

R151 Term of protection extended to 8 years

Effective date: 20051103

R152 Term of protection extended to 10 years

Effective date: 20071024

R071 Expiry of right