SE1350178A1 - Pump for pumping liquid - Google Patents

Pump for pumping liquid Download PDF

Info

Publication number
SE1350178A1
SE1350178A1 SE1350178A SE1350178A SE1350178A1 SE 1350178 A1 SE1350178 A1 SE 1350178A1 SE 1350178 A SE1350178 A SE 1350178A SE 1350178 A SE1350178 A SE 1350178A SE 1350178 A1 SE1350178 A1 SE 1350178A1
Authority
SE
Sweden
Prior art keywords
pump
pump housing
insert ring
locking screw
inlet
Prior art date
Application number
SE1350178A
Other languages
Swedish (sv)
Inventor
Viktor Bredwad
Original Assignee
Xylem Ip Man S R L
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 Xylem Ip Man S R L filed Critical Xylem Ip Man S R L
Priority to SE1350178A priority Critical patent/SE1350178A1/en
Priority to PCT/IB2014/058899 priority patent/WO2014125411A1/en
Publication of SE1350178A1 publication Critical patent/SE1350178A1/en

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
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • 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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel
    • 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
    • F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating

Landscapes

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

Claims (6)

10 15 20 25 30 35 Patentkrav10 15 20 25 30 35 Patent claim 1. Pump för pumpning av vätska, (1), och ett i nämnda pumphus (2) (4), belägen inloppsöppning (9) innefattande en hydraulenhet (2), roterbart anordnat pumphjul vilken innefattar ett pumphus en insatsring (3) varvid hydraulenheten (1) innefattar en uppströms och en nedströms belägen och avgränsar i följd ett inlopp (11), och ett utlopp (13), i området av övergången utloppsöppning (10) en pumpkammare (12) varvid insatsringen (3) är förbunden med pumphuset (2) mellan nämnda inlopp (11) och nämnda pumpkammare (12) och är förskjutbar i axiell led i förhållande till nämnda pumphus <2), gängat ingrepp med pumphuset (2) (2), är inrättat i gränssnittet mellan insats- (2)) * U av; äte insatsringen (3) är i och är vridbar i förhåll- ande till nämnda pumphus (19) ringen (3) och pumphuset och aëteva "”ï_åtminstone ett låselement 1 3:, . . w _ _ 1 _ _., .Qàlïïlšš ÉšÛÉK“ V1 få \x ~ .»A pump for pumping liquid, (1), and an inlet opening (9) located in said pump housing (2) (4), comprising a hydraulic unit (2), rotatably arranged impeller which comprises a pump housing an insert ring (3), the hydraulic unit (1) comprises an upstream and a downstream located and successively delimits an inlet (11), and an outlet (13), in the area of the transition outlet opening (10) a pump chamber (12), the insert ring (3) being connected to the pump housing ( 2) between said inlet (11) and said pump chamber (12) and is displaceable in axial direction relative to said pump housing <2), threaded engagement with the pump housing (2) (2), is arranged in the interface between the insert (2) ) * U av; the insert ring (3) is in and is rotatable relative to said pump housing (19) the ring (3) and the pump housing and aëteva "" ï_at at least one locking element 1 3 :,.. w _ _ 1 _ _.,. "V1 get \ x ~." 2. Pump enligt krav 1, kännetecknad av, att insatsringen (3) innefattar en utvändig gänga (20), (21). och att pumphuset (2) innefattar en invändig gängaPump according to claim 1, characterized in that the insert ring (3) comprises an external thread (20), (21). and that the pump housing (2) comprises an internal thread 3. Pump enligt krav 1 eller 2, kännetecknad av, att lås- elementet (19) utgörs av en låsskruv.Pump according to Claim 1 or 2, characterized in that the locking element (19) consists of a locking screw. 4. Pump enligt krav 3, kännetecknad av, att nämnda åtmin- stone en låsskruv (19) är anordnad i ett invändigt gängat hål (26) i pumphuset (2), varvid låsskruvens (19) första ände (27) är inrättad att ligga an mot insatsringen (3).Pump according to claim 3, characterized in that said at least one locking screw (19) is arranged in an internally threaded hole (26) in the pump housing (2), the first end (27) of the locking screw (19) being arranged to lie against the insert ring (3). 5. Pump enligt krav 3 eller 4, kännetecknad av, att lås- skruven (19) sträcker sig i axiell led. 10Pump according to Claim 3 or 4, characterized in that the locking screw (19) extends axially. 10 6. Pump enligt något av kraven 3-5, kännetecknad av, att (19) utsidan av pumphuset (2). år inrättad åtkomlig från låsskruven andra ände (29) êï. Pump enligt något av de föregående kraven, kännetecknad år förbunden med en inloppstratt (14) är av, att insatsringen (3) (14) (2), förbunden med en volut (lö) varvid nåmnda inloppstratt (2). hos pumphuset hos pumphuset §§. Pump enligt något av kraven 1-§š, kännetecknad av, att insatsringen (3) (l4) (1), år förbunden med hos pumphuset (2). innefattar en inlöppstratt hos hydraulenheten varvid insatsringen (3) en volut (l5)Pump according to one of Claims 3 to 5, characterized in that (19) the outside of the pump housing (2). year set up accessible from the locking screw other end (29) êï. Pump according to one of the preceding claims, characterized in that it is connected to an inlet funnel (14) in that the insert ring (3) (14) (2) is connected to a volute (lo) in which said inlet funnel (2). at the pump house at the pump house §§. Pump according to one of Claims 1 to 1, characterized in that the insert ring (3) (14) (1) is connected to the pump housing (2). comprises an inlet funnel of the hydraulic unit, the insert ring (3) having a volume (15)
SE1350178A 2013-02-15 2013-02-15 Pump for pumping liquid SE1350178A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE1350178A SE1350178A1 (en) 2013-02-15 2013-02-15 Pump for pumping liquid
PCT/IB2014/058899 WO2014125411A1 (en) 2013-02-15 2014-02-11 Pump for pumping liquid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1350178A SE1350178A1 (en) 2013-02-15 2013-02-15 Pump for pumping liquid

Publications (1)

Publication Number Publication Date
SE1350178A1 true SE1350178A1 (en) 2014-08-16

Family

ID=50288196

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1350178A SE1350178A1 (en) 2013-02-15 2013-02-15 Pump for pumping liquid

Country Status (2)

Country Link
SE (1) SE1350178A1 (en)
WO (1) WO2014125411A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015005054A1 (en) * 2015-04-21 2016-10-27 Man Diesel & Turbo Se flow machine
CN105370623A (en) * 2015-11-02 2016-03-02 武汉船用机械有限责任公司 Cover plate locking system for immersed pump and immersed pump

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1545608A (en) * 1924-10-31 1925-07-14 Frederick Iron & Steel Company Centrifugal pump
US3961758A (en) * 1974-08-23 1976-06-08 Peabody Barnes, Inc. Centrifugal pump with integral grinder
DE3513116A1 (en) 1985-04-12 1986-10-23 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8500 Nürnberg Controlled seal on centrifugal pump impellers

Also Published As

Publication number Publication date
WO2014125411A1 (en) 2014-08-21

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