SG11201810103XA - Pump for pumping liquid as well as impeller assembly - Google Patents

Pump for pumping liquid as well as impeller assembly

Info

Publication number
SG11201810103XA
SG11201810103XA SG11201810103XA SG11201810103XA SG11201810103XA SG 11201810103X A SG11201810103X A SG 11201810103XA SG 11201810103X A SG11201810103X A SG 11201810103XA SG 11201810103X A SG11201810103X A SG 11201810103XA SG 11201810103X A SG11201810103X A SG 11201810103XA
Authority
SG
Singapore
Prior art keywords
impeller
drive shaft
pump
international
sleeve
Prior art date
Application number
SG11201810103XA
Inventor
Stefan Bergh
Original Assignee
Xylem Ip Man Sarl
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 Sarl filed Critical Xylem Ip Man Sarl
Publication of SG11201810103XA publication Critical patent/SG11201810103XA/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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/042—Axially shiftable rotors
    • 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
    • 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
    • F04D13/086—Units comprising pumps and their driving means the pump being electrically driven for submerged use the pump and drive motor are both submerged
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0027—Varying behaviour or the very pump
    • F04D15/0033—By-passing by increasing clearance between impeller and its casing
    • 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
    • F04D29/18—Rotors
    • F04D29/20—Mounting rotors on 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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2288—Rotors specially for centrifugal pumps with special measures for comminuting, mixing or separating
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
    • F16D1/08—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key
    • F16D1/09—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces
    • F16D1/093—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces using one or more elastic segmented conical rings forming at least one of the conical surfaces, the rings being expanded or contracted to effect clamping
    • F16D1/097—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end with clamping hub; with hub and longitudinal key with radial clamping due to axial loading of at least one pair of conical surfaces using one or more elastic segmented conical rings forming at least one of the conical surfaces, the rings being expanded or contracted to effect clamping with clamping effected by ring expansion only, e.g. with an expanded ring located between hub and shaft

Landscapes

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

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property 11111111111111111111101011111111111 011101111111111111001101111111101111111111 Organization International Bureau (10) International Publication Number (43) International Publication Date . . .., . ... WO 2017/198509 Al 23 November 2017 (23.11.2017) WIPO I PCT (51) International Patent Classification: (72) Inventor: BERGH, Stefan; Norra Lindasgatan 3, 361 42 F04D 7/04 (2006.01) F04D 29/042 (2006.01) LINDAS (SE). F04D 13/08 (2006.01) F16D 1/097(2006.01) (74) Agent: BRANN AB; P.O. Box 3690, 103 59 STOCK- F04D 15/00 (2006.01) HOLM (SE). (21) International Application Number: PCT/EP2017/061137 (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, (22) International Filing Date: AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, 10 May 2017 (10.05.2017) CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, (25) Filing Language: English HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KH, KN, KP, KR, (26) Publication Language: English KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, (30) Priority Data: MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, 16169846.9 17 May 2016 (17.05.2016) EP PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, (71) Applicant: XYLEM IP MANAGEMENT S.A R.L. TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. [LU/LU]; 11, Breedewues, 1259 SENNINGERBERG (84) Designated States (unless otherwise indicated, for every (LU). kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, (54) Title: PUMP = = = FOR PUMPING LIQUID AS WELL AS IMPELLER 4 18 20 ASSEMBLY ( 1 14 -..... 22 19 17 2 = = V -41.,411r A N — = 24 30 t o . . • • = A I L _ = = 4 - 1 • < L 1 \\,___,. 6 21 = . \> 32 . = 1 = 13 = Fig. 2 = (57) : In a fist aspect the invention relates to a pump for pumping a liquid, comprising an impeller (4) and an axially extending _ drive shaft assembly (5), wherein a distal end of the drive shaft assembly (5) is received in a central recess (8) of the impeller (4), the drive shaft assembly (5) comprising a drive shaft (14) and a connector (15), wherein the connector (15) comprises a sleeve (16) It that is in telescopic engagement with the drive shaft (14), the impeller (4) during operation of the pump (1) being displaceable in the \" I IC axial direction in relation to said sleeve (16) between a distal rest position and a proximal position. The pump is characterized in that 01 the impeller (4) is biased towards the distal rest position by means of a spring member (25) arranged between the sleeve (16) and the © impeller (4), the connector (15) comprising a hollow adjustment screw (31) that is in threaded engagement with an interior side of kr) pc the sleeve (16) and configured to limit the maximum degree of telescopic overlap between the sleeve (16) and the drive shaft (14), 01 wherein an impeller screw (33) extends through the adjustment screw (31) and is in threaded engagement with the drive shaft (14) 7 . 1 in order to press the adjustment screw (31) towards the drive shaft (14). In a second aspect the invention also relates to an impeller IN assembly for such a pump. 1-1 0 ei C [Continued on next page] WO 2017/198509 Al MIDEDIMOMOIDEIRMEMOMOHHHINIEHOMEMOIMIE UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: — of inventorship (Rule 4.17(iv)) Published: — with international search report (Art. 21(3))
SG11201810103XA 2016-05-17 2017-05-10 Pump for pumping liquid as well as impeller assembly SG11201810103XA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP16169846.9A EP3246574B1 (en) 2016-05-17 2016-05-17 Pump for pumping liquid as well as impeller assembly
PCT/EP2017/061137 WO2017198509A1 (en) 2016-05-17 2017-05-10 Pump for pumping liquid as well as impeller assembly

Publications (1)

Publication Number Publication Date
SG11201810103XA true SG11201810103XA (en) 2018-12-28

Family

ID=56008516

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201810103XA SG11201810103XA (en) 2016-05-17 2017-05-10 Pump for pumping liquid as well as impeller assembly

Country Status (18)

Country Link
US (1) US11236757B2 (en)
EP (1) EP3246574B1 (en)
KR (1) KR102345930B1 (en)
CN (1) CN109154299B (en)
AU (1) AU2017267092B2 (en)
CA (1) CA3024475A1 (en)
CL (1) CL2018003238A1 (en)
DK (1) DK3246574T3 (en)
ES (1) ES2716620T3 (en)
HU (1) HUE042106T2 (en)
MX (1) MX2018013480A (en)
PH (1) PH12018502262A1 (en)
PL (1) PL3246574T3 (en)
PT (1) PT3246574T (en)
RU (1) RU2733155C2 (en)
SG (1) SG11201810103XA (en)
WO (1) WO2017198509A1 (en)
ZA (1) ZA201808430B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL3312426T3 (en) * 2016-10-18 2019-12-31 Xylem Europe Gmbh Cutter wheel, cutter disc as well as cutter assembly suitable for grinder pumps
RU179501U1 (en) * 2017-07-18 2018-05-16 Федеральное государственное бюджетное образовательное учреждение высшего образования "Астраханский государственный технический университет", ФГБОУ ВО "АГТУ" ROTARY DRIVER BLADES TURNING MECHANISM
FR3078116B1 (en) * 2018-02-22 2021-09-10 Ksb Sas FINGER PUMP
JP7276099B2 (en) * 2019-11-26 2023-05-18 株式会社鶴見製作所 non-clogging pump
EP3988794B1 (en) * 2020-10-26 2024-07-31 Xylem Europe GmbH Impeller seat with a guide pin for a pump
CN215109532U (en) * 2021-07-13 2021-12-10 盾安汽车热管理科技有限公司 Electronic water pump
EP4198319A1 (en) * 2021-12-17 2023-06-21 Grundfos Holding A/S Pump assembly
CN114857030A (en) * 2022-06-02 2022-08-05 越连机电有限公司 Permanent magnet high-flow submersible sewage pump
CN115289025A (en) * 2022-08-03 2022-11-04 广东北控环保装备有限公司 Water pump

Family Cites Families (14)

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Publication number Priority date Publication date Assignee Title
US4130374A (en) 1977-08-10 1978-12-19 Milton Roy Company Centrifugal pump assembly
JPS5770997A (en) * 1980-10-22 1982-05-01 Toshiba Corp Centrifugal pump
JPS62228699A (en) * 1986-03-31 1987-10-07 Aisin Seiki Co Ltd Water pump
RU2027073C1 (en) * 1991-07-16 1995-01-20 Сумский физико-технологический институт Centrifugal pump
KR19980017629A (en) * 1996-08-31 1998-06-05 구자홍 Wear ring structure of centrifugal pump
SE513611C2 (en) 1999-02-03 2000-10-09 Itt Mfg Enterprises Inc Device for attaching a detail to a rotating shaft, for example a centrifugal or axial pump wheel on a drive shaft end, with the possibility of displacing the wheel on the shaft to obtain suitable location relative to a wheel surrounding pump housing
SE527964C2 (en) * 2005-07-01 2006-07-25 Itt Mfg Enterprises Inc Pump is for pumping contaminated liquid including solid material and incorporates pump housing with rotatable pump wheel suspended on drive shaft, with at least one blade and pump wheel seat
SE530785C2 (en) 2006-01-23 2008-09-09 Itt Mfg Enterprises Inc Pump for pumping contaminated liquid containing solids
SE530355C2 (en) * 2006-09-29 2008-05-13 Itt Mfg Enterprises Inc Device for interconnecting a first element and a second element, as well as a pump comprising such a device
KR101130708B1 (en) * 2011-09-01 2012-04-02 윤상근 A wearing control type submerged motor pump
SE536067C2 (en) * 2011-10-06 2013-04-23 Xylem Ip Holdings Llc Pump for pumping liquid containing solids
SE539558C2 (en) 2013-08-15 2017-10-10 Xylem Ip Man S À R L Pump for pumping fluid and impeller assembly
KR101461621B1 (en) * 2014-08-11 2014-11-20 안상구 Centrifugal pump havihg a wearing with an inclined thread
KR101461619B1 (en) * 2014-08-11 2014-11-19 안상구 Centrifugal pump havihg a wearing to adjust a gap

Also Published As

Publication number Publication date
KR102345930B1 (en) 2021-12-31
AU2017267092A1 (en) 2019-01-17
CN109154299B (en) 2021-05-11
PH12018502262B1 (en) 2019-07-15
BR112018073445A2 (en) 2019-03-26
PL3246574T3 (en) 2019-08-30
WO2017198509A1 (en) 2017-11-23
RU2018144302A3 (en) 2020-07-30
US11236757B2 (en) 2022-02-01
RU2018144302A (en) 2020-06-17
RU2733155C2 (en) 2020-09-29
PT3246574T (en) 2019-03-29
KR20190008338A (en) 2019-01-23
CL2018003238A1 (en) 2019-01-11
US20190154047A1 (en) 2019-05-23
EP3246574A1 (en) 2017-11-22
ES2716620T3 (en) 2019-06-13
PH12018502262A1 (en) 2019-07-15
CA3024475A1 (en) 2017-11-23
ZA201808430B (en) 2020-05-27
DK3246574T3 (en) 2019-04-08
MX2018013480A (en) 2019-02-28
EP3246574B1 (en) 2018-12-19
CN109154299A (en) 2019-01-04
AU2017267092B2 (en) 2022-11-03
HUE042106T2 (en) 2019-06-28

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