DE20004233U1 - Partly submersible motor pump unit - Google Patents

Partly submersible motor pump unit

Info

Publication number
DE20004233U1
DE20004233U1 DE20004233U DE20004233U DE20004233U1 DE 20004233 U1 DE20004233 U1 DE 20004233U1 DE 20004233 U DE20004233 U DE 20004233U DE 20004233 U DE20004233 U DE 20004233U DE 20004233 U1 DE20004233 U1 DE 20004233U1
Authority
DE
Germany
Prior art keywords
pump
motor
pump unit
unit according
centrifugal device
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
DE20004233U
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.)
GRUNDFOS A S BJERRINGBRO
Grundfos AS
Original Assignee
GRUNDFOS A S BJERRINGBRO
Grundfos AS
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 GRUNDFOS A S BJERRINGBRO, Grundfos AS filed Critical GRUNDFOS A S BJERRINGBRO
Priority to DE20004233U priority Critical patent/DE20004233U1/en
Publication of DE20004233U1 publication Critical patent/DE20004233U1/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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/043—Shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
    • F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use

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 erfaßt The description text was not recorded electronically  

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

Claims (7)

1. Teilweise eintauchbares Motorpumpenaggregat, umfassend eine Kreiselpumpe (2)
  • - mit einem in ein Fördermedium eintauchbaren Pumpengehäuse mit wenigs­ tens einem Förderauslass,
  • - einem außerhalb des Fördermediums an einer Halterung zu montierenden Befestigungsflansch mit wenigstens einem Druckstutzen und
  • - einer den Förderauslass und den Druckstutzen miteinander verbindenden Förderleitung,einen Antriebsmotor (3), der an dem Befestigungsflansch an dessen dem Pumpen­ gehäuse abgekehrter Seite montiert ist,
    und eine Antriebswelle, die sich von dem Antriebsmotor durch den Befestigungs­ flansch hindurch bis zu dem Pumpengehäuse erstreckt,
    dadurch gekennzeichnet, dass im Bereich des Befestigungsflansches (6) eine von der Antriebswelle (13) durchdrungene Auffangkammer (17) mit einer zum Pum­ pengehäuse (5) gerichteten Ablauföffnung (18) vorgesehen ist und dass wenigstens innerhalb der Auffangkammer eine die Antriebswelle umgebende, mitdrehende Abschleudereinrichtung (19) angeordnet ist.
1. Partially submersible motor pump unit, comprising a centrifugal pump ( 2 )
  • with a pump housing which can be immersed in a pumped medium and has at least one pump outlet,
  • - A mounting flange to be mounted outside of the delivery medium on a holder with at least one pressure port and
  • - a delivery line connecting the delivery outlet and the pressure connection to one another, a drive motor ( 3 ) which is mounted on the fastening flange on the side facing away from the pump housing,
    and a drive shaft that extends from the drive motor through the mounting flange to the pump housing,
    characterized in that in the area of the fastening flange ( 6 ) a collecting chamber ( 17 ) penetrated by the drive shaft ( 13 ) is provided with a drain opening ( 18 ) directed towards the pump housing ( 5 ) and that at least within the collecting chamber a rotating shaft surrounding the drive shaft Spinner ( 19 ) is arranged.
2. Motorpumpenaggregat nach Anspruch 1, dadurch gekennzeichnet, dass die Abschleudereinrichtung (19, 20) ein ringartiges Gebilde ist.2. Motor pump unit according to claim 1, characterized in that the centrifugal device ( 19 , 20 ) is an annular structure. 3. Motorpumpenaggregat nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass außerhalb der Auffangkammer (17) pumpenseitig eine weitere, mitdrehende Abschleudereinrichtung (20) vorgesehen ist. 3. Motor pump unit according to claim 1 or 2, characterized in that outside the collecting chamber ( 17 ) on the pump side, a further rotating centrifugal device ( 20 ) is provided. 4. Motorpumpenaggregat nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, dass die oder jede Abschleudereinrichtung (19, 20) aus einem O- Ring, einer Ringscheibe oder einem integralen Bund besteht.4. Motor pump unit according to one of the preceding claims, characterized in that the or each centrifugal device ( 19 , 20 ) consists of an O-ring, an annular disc or an integral collar. 5. Motorpumpenaggregat nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, dass die oder jede Abschleudereinrichtung (19, 20) an einer Kupplungshülse (16) vorgesehen ist, die die Antriebswelle (15) der Pumpe (2) mit dem herausragenden Wellenstumpf (14) des Antriebsmotors (3) drehfest verbindet.5. Motor pump unit according to one of the preceding claims, characterized in that the or each centrifugal device ( 19 , 20 ) is provided on a coupling sleeve ( 16 ) which the drive shaft ( 15 ) of the pump ( 2 ) with the protruding stub shaft ( 14 ) of the Drive motor ( 3 ) rotatably connects. 6. Motorpumpenaggregat nach einem der Ansprüche 1 bis 4, dadurch gekenn­ zeichnet, dass die jeweilige Abschleudereinrichtung (19, 20) unmittelbar an der Antriebswelle (15) der Pumpe (2) und/oder dem herausragenden Wellenstumpf (14) des Antriebsmotors (3) oder an einer gemeinsamen Welle für Pumpe und Motor vorgesehen ist.6. Motor pump unit according to one of claims 1 to 4, characterized in that the respective centrifugal device ( 19 , 20 ) directly on the drive shaft ( 15 ) of the pump ( 2 ) and / or the protruding stub shaft ( 14 ) of the drive motor ( 3 ) or is provided on a common shaft for the pump and motor. 7. Motorpumpenaggregat nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, dass die Auffangkammer (17) innerhalb des Befestigungsflan­ sches (6) vorgesehen ist.7. Motor pump unit according to one of the preceding claims, characterized in that the collecting chamber ( 17 ) within the mounting flange cal ( 6 ) is provided.
DE20004233U 2000-03-07 2000-03-07 Partly submersible motor pump unit Expired - Lifetime DE20004233U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20004233U DE20004233U1 (en) 2000-03-07 2000-03-07 Partly submersible motor pump unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20004233U DE20004233U1 (en) 2000-03-07 2000-03-07 Partly submersible motor pump unit

Publications (1)

Publication Number Publication Date
DE20004233U1 true DE20004233U1 (en) 2000-05-04

Family

ID=7938420

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20004233U Expired - Lifetime DE20004233U1 (en) 2000-03-07 2000-03-07 Partly submersible motor pump unit

Country Status (1)

Country Link
DE (1) DE20004233U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11415145B2 (en) * 2019-04-11 2022-08-16 Walrus Pump Co., Ltd. Vertical pump structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11415145B2 (en) * 2019-04-11 2022-08-16 Walrus Pump Co., Ltd. Vertical pump structure

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20000608

R150 Term of protection extended to 6 years

Effective date: 20030613

R151 Term of protection extended to 8 years

Effective date: 20060609

R152 Term of protection extended to 10 years

Effective date: 20080605

R071 Expiry of right