WO2024028907A1 - Pompe électrique ou pompe à moteur équipée d'un dispositif de fixation, et procédure de fixation associée - Google Patents

Pompe électrique ou pompe à moteur équipée d'un dispositif de fixation, et procédure de fixation associée Download PDF

Info

Publication number
WO2024028907A1
WO2024028907A1 PCT/IT2023/050177 IT2023050177W WO2024028907A1 WO 2024028907 A1 WO2024028907 A1 WO 2024028907A1 IT 2023050177 W IT2023050177 W IT 2023050177W WO 2024028907 A1 WO2024028907 A1 WO 2024028907A1
Authority
WO
WIPO (PCT)
Prior art keywords
pump
shaft
motor
keying
ball bearing
Prior art date
Application number
PCT/IT2023/050177
Other languages
English (en)
Inventor
Alberto AFFETTI
Original Assignee
Affetti Pumps 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 Affetti Pumps S.R.L. filed Critical Affetti Pumps S.R.L.
Publication of WO2024028907A1 publication Critical patent/WO2024028907A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/22—Arrangements for enabling ready assembly or disassembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
    • F04C15/0061—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
    • 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
    • F04D13/021—Units comprising pumps and their driving means containing a coupling

Definitions

  • the present invention refers to an electric pump or motor pump equipped with a suitable fixing device , in particular to a device for fixing the pump shaft of a rotary electric pump with the motor shaft of an electric motor, or to a device for fixing the pump shaft of a rotary motor pump with the motor shaft of an internal combustion engine or the like .
  • the present invention relates to a method for fixing the aforesaid electric pump or motor pump .
  • - IT-A-201800010750 which describes a motor unit designed to drive the rotating part of the electric pump, as well as a mechanical coupling between the motor shaft and the rotating part of the electric pump ;
  • Obj ect of the present invention is solving the aforementioned prior art problems , providing an electric pump or motor pump equipped with a suitable fastening device , and the relative fastening procedure , which allow in an optimal way the mechanical coupling between the motor shaft of an electric or internal combustion engine with the pump shaft of an electric pump or motor pump without making use of elastic or rigid couplings .
  • a further obj ect of the present invention is fixing the motor-shaft with the pump-shaft through a keying hole having standard measurements .
  • FIG . 1 shows a partially sectioned isometric view of an embodiment of a hori zontal electric pump equipped with the fastening device according to the present invention
  • FIG . 2 shows an enlarged, partially sectioned isometric view of the fastening device of FIG . 1 ;
  • FIG . 3 shows an isometric view, partially sectioned and enlarged, of a portion of the fastening device of FIG . 2 ;
  • FIG . 4 shows a partially sectioned isometric view of an embodiment of a vertical electric pump equipped with the fastening device according to the present invention
  • FIG . 5 shows an enlarged, partially sectioned isometric view of the fastening device of FIG. 4;
  • FIG. 6 shows an isometric view, partially sectioned and enlarged, of a portion of the fastening device of FIG. 5.
  • the electric pump or motor pump (100, 200) of the present invention is composed of a pump body (1) and a fixing device (10) , designed to make a connection of a pump shaft (3) contained in the pump body (1) with a motor shaft (4) of an electric motor (2) or an internal combustion engine, this connection taking place without elastic or rigid joints.
  • the electric pump or motor pump (100, 200) of the invention provides that the fastening device (10) comprises: at least one seat for a keying key (11) located on the motor shaft (4) ;
  • the keying hole (12) being designed to contain and be operatively coupled with the motorshaft
  • the keying recess (13) arranged in the internal portion of the keying hole (12) , being designed to accommodate and be operatively coupled with the keying key (11) of the motor shaft (4) and transmit the rotary motion induced by the motor shaft (4) to the pump shaft (3) ;
  • the ball bearing (1) being intimately connected with the internal portion of the pump shaft (3) , the external portion of the ball bearing (14) being connected with an anchoring portion of the lantern (21) of the pump body (1) , the upper side and the lower side of the ball bearing (14) being connected with at least one first stop ring (15) of the fastening device (10) ;
  • the stop ring (15) arranged in a superior position with respect to the ball bearing (14) along the pump shaft (3) , designed to prevent the axial sliding of the ball bearing (14) along the axis of the pump shaft (3) .
  • the electric pump or motor pump (100, 200) of the invention can also comprise a sealing ring (17) , the internal portion of the sealing ring (17) being operatively connected to the pump shaft (3) and the lateral portion of the sealing ring (17) being connected to a sealing portion (22) of the lantern (21) .
  • FIG. 4 shows, by way of non-limiting example, a second embodiment of the electric pump, namely a vertical electric pump (200) , to which the fastening device (10) of the present invention can be applied without problems.
  • This vertical electric pump (200) is equipped, with respect to the horizontal electric pump (100) and due to the slightly different configuration, with a second stop ring (16) and a third stop ring (23) (as shown in Figure 6) .
  • the invention also relates to a method for fixing the electric pump or motor pump (100, 200) described above, a method which is designed to fix the pump shaft (3) of the pump body (1) with the motor shaft (4) of an electric motor (2) or an internal combustion engine by means of the fixing device (10) .
  • This procedure includes the steps of:

Landscapes

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

Abstract

Une pompe électrique ou une pompe à moteur (100, 200) est décrite, constituée d'un corps de pompe (1) et d'un dispositif de fixation (10) conçu pour raccorder un arbre de pompe (3) contenu dans le corps de pompe (1) à un arbre de distribution (4) d'un moteur électrique (2) ou à un moteur à combustion interne, ce raccordement étant réalisé sans accouplement élastique ou rigide. Est également décrit un procédé de raccordement d'une pompe électrique ou d'une pompe à moteur (100, 200) à un moteur électrique (2) ou à un moteur à combustion interne.
PCT/IT2023/050177 2022-08-03 2023-07-26 Pompe électrique ou pompe à moteur équipée d'un dispositif de fixation, et procédure de fixation associée WO2024028907A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT202200016425 2022-08-03
IT102022000016425 2022-08-03

Publications (1)

Publication Number Publication Date
WO2024028907A1 true WO2024028907A1 (fr) 2024-02-08

Family

ID=83691440

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IT2023/050177 WO2024028907A1 (fr) 2022-08-03 2023-07-26 Pompe électrique ou pompe à moteur équipée d'un dispositif de fixation, et procédure de fixation associée

Country Status (1)

Country Link
WO (1) WO2024028907A1 (fr)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485646A1 (fr) 1980-06-30 1981-12-31 Seh Electro Hydraulique Dispositif de raccordement d'une pompe a un moteur et groupe de pompage comportant un tel dispositif
SE428313B (sv) * 1975-07-02 1983-06-20 Sihi Gmbh & Co Kg Centrifugalpumpaggregat
FR2644520A1 (fr) 1989-03-17 1990-09-21 Cazaux Rotorflex Ste Nle Ets Dispositif d'accouplement d'un moteur a une pompe
DE4234429A1 (de) * 1992-10-13 1994-04-14 Rexroth Mannesmann Gmbh Motor-Pumpen-Einheit
EP0597407A1 (fr) * 1992-11-13 1994-05-18 Leybold Aktiengesellschaft Pompe à vide à deux arbres
DE9404348U1 (de) * 1994-03-15 1994-06-09 Klein Schanzlin & Becker Ag Steckverbindung für Pumpenwellen
DE19756838C1 (de) * 1997-12-19 1999-04-15 K Busch Gmbh Druck & Vakuum Dr Drehkolbenpumpe
WO1999030039A1 (fr) * 1997-12-08 1999-06-17 Ebara Corporation Pompe centrifuge
EP1028263B1 (fr) * 1999-02-09 2003-06-04 Pompes Salmson Accouplement pour pompe et moteur a pompe
ES2248696T3 (es) * 2002-10-15 2006-03-16 Tuchenhagen Gmbh Bomba centrifuga.
IT201800010750A1 (it) 2018-11-30 2020-05-30 Pedrollo Spa Gruppo motore per elettropompe

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE428313B (sv) * 1975-07-02 1983-06-20 Sihi Gmbh & Co Kg Centrifugalpumpaggregat
FR2485646A1 (fr) 1980-06-30 1981-12-31 Seh Electro Hydraulique Dispositif de raccordement d'une pompe a un moteur et groupe de pompage comportant un tel dispositif
FR2644520A1 (fr) 1989-03-17 1990-09-21 Cazaux Rotorflex Ste Nle Ets Dispositif d'accouplement d'un moteur a une pompe
DE4234429A1 (de) * 1992-10-13 1994-04-14 Rexroth Mannesmann Gmbh Motor-Pumpen-Einheit
EP0597407A1 (fr) * 1992-11-13 1994-05-18 Leybold Aktiengesellschaft Pompe à vide à deux arbres
DE9404348U1 (de) * 1994-03-15 1994-06-09 Klein Schanzlin & Becker Ag Steckverbindung für Pumpenwellen
WO1999030039A1 (fr) * 1997-12-08 1999-06-17 Ebara Corporation Pompe centrifuge
DE19756838C1 (de) * 1997-12-19 1999-04-15 K Busch Gmbh Druck & Vakuum Dr Drehkolbenpumpe
EP1028263B1 (fr) * 1999-02-09 2003-06-04 Pompes Salmson Accouplement pour pompe et moteur a pompe
ES2248696T3 (es) * 2002-10-15 2006-03-16 Tuchenhagen Gmbh Bomba centrifuga.
IT201800010750A1 (it) 2018-11-30 2020-05-30 Pedrollo Spa Gruppo motore per elettropompe

Similar Documents

Publication Publication Date Title
US5546901A (en) Engine housing for an engine-device assembly
WO2024028907A1 (fr) Pompe électrique ou pompe à moteur équipée d'un dispositif de fixation, et procédure de fixation associée
US6125931A (en) Right angle drive adapter for use with a vertical drive head in an oil well progressing cavity pump drive
CA2057533C (fr) Machine submersible
US4636672A (en) Submersible motor
EP0778418B1 (fr) Pompe rotative
JP2006266188A (ja) ウォータポンプ用羽根車装置及びウォータポンプ
JP2000245097A (ja) 円筒形の小部材を軸方向および半径方向に相互にロックかつ固定するための装置
US4087211A (en) Driving unit for vertical pump
CA2190442C (fr) Dispositif de montage
JPH0587690B2 (fr)
US6120263A (en) Peristaltic pumpheads which independently supports a drive assembly
RU2018717C1 (ru) Герметичный насосный агрегат
US20050006970A1 (en) Electromotive drive, in particular for a pump for an electrohydraulic vehicle steering device
KR910004937A (ko) 로타리 진공펌프용 급속분해장치
EP0490846A1 (fr) Machine submersible
CN216414082U (zh) 一种电机连接结构及电机
KR20160068908A (ko) 베어링-클러치 하우징이 통합되어 있는 유압 동력 회수 터빈
CN216625511U (zh) 一种电机泵组
RU2147083C1 (ru) Погружной центробежный насос
JPH0537038Y2 (fr)
JPH0647167Y2 (ja) トランスミッションの潤滑用オイルポンプの取付構造
WO2007146915A2 (fr) système de couplage À combinaison de compression/diaphragme
SU1073494A1 (ru) Компрессорный агрегат
JPH0439432Y2 (fr)

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 23764731

Country of ref document: EP

Kind code of ref document: A1