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WO2009043535A1 - Dispositif de retenue pour dispositif de pompe centrifuge - Google Patents

Dispositif de retenue pour dispositif de pompe centrifuge Download PDF

Info

Publication number
WO2009043535A1
WO2009043535A1 PCT/EP2008/008126 EP2008008126W WO2009043535A1 WO 2009043535 A1 WO2009043535 A1 WO 2009043535A1 EP 2008008126 W EP2008008126 W EP 2008008126W WO 2009043535 A1 WO2009043535 A1 WO 2009043535A1
Authority
WO
WIPO (PCT)
Prior art keywords
receiving element
connection
holding device
connection unit
motor
Prior art date
Application number
PCT/EP2008/008126
Other languages
German (de)
English (en)
Inventor
Manfred Prangenberg
Daniel Gontermann
Oliver Fischer
Original Assignee
Ksb Aktiengesellschaft
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 Ksb Aktiengesellschaft filed Critical Ksb Aktiengesellschaft
Publication of WO2009043535A1 publication Critical patent/WO2009043535A1/fr

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
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/605—Mounting; Assembling; Disassembling specially 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
    • 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
    • F04D13/0693—Details or arrangements of the wiring
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30—Structural association with control circuits or drive circuits
    • H02K11/33—Drive circuits, e.g. power electronics
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
    • H02K5/225—Terminal boxes or connection arrangements

Definitions

  • the invention relates to a holding device for the attachment of an electro-mechanical and / or electronic device for a centrifugal pump assembly with centrifugal pump and electric motor, in particular provided with motor terminal box standard motor, with a device connectable or connected to the receiving element, wherein the receiving element means for mechanical connection of the device having the receiving element.
  • centrifugal pump arrangement which consists inter alia of one or more centrifugal pumps and / or one or more electric motors and / or one or more centrifugal pump units, increasingly electromechanical and / or electronic devices are to be mounted or arranged on the centrifugal pump assembly and / or its environment.
  • From DE 10 2006 023 050 A1 discloses a holding device for the attachment of an electronic device, in particular a frequency converter, on an air-cooled, provided with cooling fins electric motor, in particular standard motor known. Between device and electric motor several holding components are arranged. The distance between the device and the electric motor is bridged by a receiving element connected to the device and a plurality of holding elements connected to the receiving element and resting against the electric motor. Here are the holding elements and / or in constructive open spaces of the electric motor to transmit power. This creates a little expensive attachment of a device to an electric motor. However, the necessary for an operation of the unit producing the electrical connection of the device to the supply voltage and the electrical connection of the device to the electric motor is subject to the usual connection expense. A subsequent maintenance of the device and / or a subsequent replacement of a device require time-consuming connection and assembly work.
  • DE 199 57 064 A1 discloses a cover of a motor connection box with an electronic circuit for the electrical influencing of an electric motor.
  • the cover has an electrical and mechanical interface for placement on other, different types of parts, for example, an intermediate part of a motor connection box with connection devices for power supply lines, wherein the intermediate part has at least three electrical lines for power to the cover.
  • the lid is electrically connected by means of a connector with the intermediate part.
  • the electronic circuit in the cover of the motor connection box has control and power electronics.
  • the disadvantage is the predetermined by the dimensions of the motor connection box and limited installation dimensions for the electronic circuit. This requires the use of special, integrable components and additional thermal barriers.
  • the cover construction must be adapted to the respective motor connection box.
  • the invention is therefore based on the object to provide an improved holding device with a receiving element for a number of to be attached to a centrifugal pump assembly or its environment electromechanical or electronic devices that allows a quick and inexpensive to connect the same.
  • the receiving element has an electrical connection unit for connection to a voltage network, that the connection unit is electrically connected to the electric motor and the connection unit has means for the electrical and / or mechanical connection of the device to the receiving element.
  • the receiving element is connected via its connection unit on the one hand with a voltage network and with the electric motor, on the other hand, this means for electrical ⁇ ntest a device to be fastened.
  • a device is connected by means of the connection unit with the voltage network and with the electric motor.
  • the receiving element of a holding device according to the invention is designed as a docking station, can be placed or connected to the various devices.
  • Devices include power dividers, in particular frequency converters or devices with phase control, electronic motor starters, such as soft-starters, devices based on contactors or contactor combinations, such as contactor combinations for direct start, star-delta starting or pole switching, as well as power supplies, motor protection switches, pole switches, power, Voltage, power meters or cos-phi measuring devices, devices for phase failure monitoring, devices based on relays and / or direction of rotation control devices.
  • the invention is also advantageously usable with electromechanical and / or electronic devices or equipment without effect on the mains or motor line and with functions relating to the engine-driven work machine, such as a pump monitor.
  • the connection unit has means for pluggable connection of the device with the receiving element.
  • the connection unit can have both means for electrical connection, such as plug contacts and / or sockets, as well as means for mechanical connection, such as clamping and / or snap-in connections.
  • the connection unit has a plurality of electrical connection positions. It is advantageous if the terminal positions are formed by touch-safe plug contacts and / or sockets. This makes it possible to connect a device quickly and safely.
  • connection unit has connection positions for connecting the device to a single-phase or multi-phase AC voltage network. In this case, a certain number of terminals is provided with a specific occupancy.
  • connection positions for three phase connections L1, L_2, L3, a neutral conductor N and a protective conductor PE Net Z are provided.
  • a phase connection, a neutral connection and a protective conductor connection are provided on the connection unit.
  • connection unit with a sufficient number of terminal assignments for a plurality of configurations occurring, in particular within a series, and to occupy a required subset of the connection positions as required.
  • a receiving element with its connection unit for different voltage networks and / or different device and electric motor combinations is suitable.
  • connection unit has connection positions for connecting the device to the electric motor.
  • the pre-assigned connection positions serve in particular for the connection of single-phase or three-phase asynchronous motors without or with one or more winding temperature sensors, such as PTC sensors and / or bimetallic sensors.
  • the three-phase motors are either internally connected or not.
  • electric motors whose inrush current is to be reduced by a star-delta start, usually all six winding connections are led to the outside, at motor
  • the motor windings are already connected internally in star or delta by means of corresponding connections of the motor terminals within the motor terminal box or motor terminal box, which are operated directly at the mains. Then it is sufficient to lead only three of the winding connections from the motor terminal box to the receiving element.
  • a certain number of reserve connection positions may be provided which, for example, serve to connect further sensors used on a centrifugal pump arrangement.
  • motors such as servomotors and DC motors can be connected to the connection unit of the holding device according to the invention.
  • the terminal unit provides at least six motor terminals U1, V1, W1, U2, V2, W2, a protective earth PE motor and two connections for a motor winding probes are available.
  • connection unit is connected via a separate connecting line to the motor terminal box.
  • suitable terminals are guided by means of a connecting line to the terminal unit of the electric motor and in particular of the terminal box and placed there existing connections.
  • connection unit there is a connection within the connection unit to the individual device connection positions.
  • the motor cable can be designed with a screen, in particular for operation on a frequency converter.
  • the shield can be attached to the connection unit. It has proven to be useful to lead a screen of the connecting line directly to a housing of the connection unit and connect.
  • the receiving element can be held on the electric motor by means of holding elements, which makes it possible to use one and the same receiving element for different engine sizes.
  • the receiving element itself can be designed such that different devices of different types are connectable to this.
  • the receiving element may alternatively by means of fastening means in the environment L of the centrifugal pump assembly, in particular on a wall, be mounted.
  • the receiving element consists of several optionally separately arranged parts.
  • the receiving element is connected via pluggable connections with the motor terminal box. This ensures that the electrical connections still to be produced for operation of a centrifugal pump arrangement can also be carried out quickly and safely.
  • the receiving element is arranged with connection unit on a motor terminal box of the electric motor.
  • the connecting line is saved from receiving element to the engine.
  • the receiving element with the motor terminal box if necessary, mechanically connected by means of a terminal box adapter, for example, be screwed.
  • a terminal box adapter for example, be screwed.
  • Such a motorfabrikatabhot-giger terminal box adapter has on its side facing the motor terminal box bottom, for example.
  • a motor-dependent arrangement of mounting holes and on its receiving element facing the top of a standardized arrangement of mounting holes are used in different engines.
  • connection unit is arranged within the receiving element and / or over the connection terminals of the motor terminal box, whereby the connection unit can be electrically connected to the terminal box in a simple manner.
  • the receiving element is integrated in the electric motor housing. The receiving element forms a structural unit with the electric motor housing, which offers cost advantages in addition to constructive advantages in series with large numbers.
  • the receiving element has means for permutation-free attachment of a device. This eliminates the possibility of core wiring when connecting a device with conventional connection techniques and prevents reverse polarity.
  • the receiving element has a connection unit which is arranged on the edge of the receiving element and / or whose outer contour has a tapered region.
  • the housing of the device to be fastened has an interface for connection to the connection unit and optionally an interface to other devices.
  • the device to be fastened on the underside of the device on a recess in the housing.
  • the device carries its connection contacts, which are to be brought into electrical connection with the connection positions of the connection unit of the receiving element.
  • the device with the housing recess in a simple manner on the connection unit of a receiving element can be placed and connected.
  • the device to be attached may also have a connection or interface unit for electrical connection to other devices and a receiving area for have tere devices. This allows a number of different modules to be combined or coupled together.
  • the device to be fastened on the top of the device has the same contour and the same connection positions as the receiving element.
  • zwigeji actual device and recording element even more equipment or resources can be installed.
  • Fig. 1 is a centrifugal pump assembly with a motor-mounted receiving element
  • Fig. 2 shows a receiving element with its electrical connection positions
  • Fig. 3 is a arranged by means of a terminal box adapter on a motor terminal box receiving element.
  • FIG. 1 is a schematic view showing a centrifugal pump assembly having a centrifugal pump 1 connected to an electric motor 2.
  • a receiving element 4 is arranged on holding elements 3.
  • the electric motor 2 has a terminal box 5.
  • the receiving element 4 has means - not shown here - for mechanical connection to an electromechanical and / or electronic device.
  • the receiving element 4 has an electrical connection unit 6. Via line 7, the electrical connection unit is connected to an electrical alternating voltage network, in this case a three-phase three-phase network. the.
  • the electrical connection unit 6 is electrically connected to the electric motor 2 via line 8.
  • the connection unit 6 - not shown here - means for mechanical connection of the device with the receiving element 4.
  • FIG. 2 an inventive receiving element 4 is shown in more detail.
  • the receiving element 4 has for mechanical connection to an electromechanical and / or electronic device on a - possibly interrupted - rail 10.
  • An electromechanical and / or electronic device to be fastened to the receiving element 4 can thus be pushed onto the receiving element 4.
  • the connection unit 6 has a plurality of electrical connection positions 11, 12. These serve a pluggable electrical connection of an electromechanical and / or electronic device with the receiving element 4.
  • the connection unit 6 has different terminal positions 11 for connecting the device to a single-phase or multi-phase AC voltage network.
  • the terminal unit 6 has a plurality of terminal positions 12 for connecting the device to the Electric motor 2 on. In the embodiment shown, these are to six motor terminals UI 1 VI 1 WI, U2, V2, W2, a ground wire connection PE moto r as well as two connections for a motor coil sensor 13, 14 a provided with such assignment of the connection positions connection unit 6 for various Motor types usable and largely universally usable.
  • connection unit with a sufficient number of terminal assignments for a plurality of configurations, in particular occurring within a series, and to occupy a required subset of the connection positions as required.
  • a receiving element with its connection unit for various Voltage networks and / or various devices and electric motor combinations suitable.
  • connection positions for a plurality of winding temperature sensors such as PTC sensors and / or bimetallic sensors in a receiving element.
  • a certain number of reserve connection positions may be provided. This allows the connection of other sensors used on a centrifugal pump assembly.
  • six motor connection elements are provided. This is useful for three-phase motors whose inrush current must be reduced by a star-delta start-up.
  • the motor windings are already connected internally in the star or delta connection by means of appropriate connections of the motor terminals within the motor terminal box. Then it may be sufficient to lead only three of the winding terminals from the motor terminal box to the receiving element.
  • connection unit 6 is connected in FIG. 2 via a separate connecting line 8 to the motor terminal box 5 of the electric motor 2 shown in FIG.
  • the suitable by the electric motor and in particular its terminal box 5 terminals are guided by means of connecting line 8 to the terminal unit 6 and placed on the existing there connections.
  • a connection to the individual device connection positions 12 exists within the connection unit 6.
  • a screen of the motor line 8 (not shown here) can also be attached to the connection unit 6. For this purpose, the screen is guided on the housing of the connection unit 6.
  • the terminal unit 6 is made of metal to achieve an electromagnetic shielding effect.
  • the shield which is guided with the connection cable 8 and an EMC screw 15 to the connection unit 6, finds its continuation through the metallic housing of the connection unit.
  • An inventive receiving element 4 can, as shown in Fig. 1, be held by means of holding elements 3 on the electric motor 2. This is a use of and allows the same receiving element for different engine sizes. Alternatively, such a receiving element 4 by means of fastening means, such as screws, also be mounted in the vicinity of a centrifugal pump assembly.
  • the receiving element 4 may for example be mounted on a separately arranged base and / or a wall. It is advantageous that the receiving element 4 has a connection unit 6 which is arranged on the edge of the receiving element 4 and / or whose outer contour has a bevelled area.
  • connection unit 6 By such an arrangement and configuration of the connection unit 6, an advantageous cable outlet is achieved, designed in compliance with predetermined bending radii simple assembly of the receiving element according to the invention both on a centrifugal pump assembly and / or centrifugal pump assembly and in their environment.
  • Fig. 3 shows another receiving element 16 which can be arranged on a motor terminal box 17 with mains supply line 18.
  • a terminal box adapter 19 is mounted on the motor terminal box 17, which has a motor-dependent arrangement of mounting holes 20 and on its the receiving element 16 facing top of a standardized arrangement of mounting holes 21 from its motor terminal box 17 facing bottom.
  • the receiving element 16 has a plurality of fastening holes 26.
  • connection unit 22 is arranged.
  • the connection unit 22 is located above the connection terminals 25 of the motor terminal box 17, whereby the connection unit 22 can be electrically connected in a simple manner to the terminal box 16 and its terminals 25.
  • the electrical connection can be made for example by a pluggable cable connection.
  • the connection unit 22 is equipped with plug contacts 23 and sockets 24 corresponding to the connection positions 11, 12 according to FIG. 2.
  • the arrangement of plug contacts 23 and sockets 24 ensures a reverse polarity connection of a device to be fastened.
  • the connecting line 8 is saved from receiving element to the electric motor in comparison to FIG.
  • the terminal box adapter 19 is motor-dependent available and allows always to use the same receptacle with different engines.
  • a connection of terminal box to the receiving element can also be produced by a guided in the receiving element or a special substructure line.

Landscapes

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

Abstract

La présente invention concerne un dispositif de retenue destiné à la fixation d'un appareil électromécanique et/ou électronique d'un dispositif de pompe centrifuge comprenant une pompe centrifuge et un moteur électrique, en particulier un moteur normalisé doté d'un boîtier de connexion moteur. Le dispositif comprend un élément de réception relié ou pouvant être relié à l'appareil, l'élément de réception présentant des moyens de liaison mécanique de l'appareil à l'élément de réception. L'élément de réception (4, 16) présente une unité de connexion électrique (6, 22) destinée à effectuer la connexion avec un réseau de tension, et l'unité de connexion est reliée électriquement au moteur électrique (2). L'unité de connexion (6, 22) présente des moyens de connexion électrique et/ou mécanique de l'appareil avec un élément de réception (4, 16).
PCT/EP2008/008126 2007-09-27 2008-09-25 Dispositif de retenue pour dispositif de pompe centrifuge WO2009043535A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007046674.0 2007-09-27
DE102007046674A DE102007046674A1 (de) 2007-09-27 2007-09-27 Haltevorrichtung für eine Kreiselpumpenanordnung

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US17/169,456 Continuation US11865001B2 (en) 2007-12-21 2021-02-06 Cardiac valve downsizing device and method

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US12/808,174 A-371-Of-International US9867702B2 (en) 2007-12-21 2008-12-20 Cardiac valve downsizing device and method
US15/838,265 Continuation US20180214268A1 (en) 2007-12-21 2017-12-11 Cardiac Valve Downsizing Device And Method

Publications (1)

Publication Number Publication Date
WO2009043535A1 true WO2009043535A1 (fr) 2009-04-09

Family

ID=40304589

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/008126 WO2009043535A1 (fr) 2007-09-27 2008-09-25 Dispositif de retenue pour dispositif de pompe centrifuge

Country Status (2)

Country Link
DE (1) DE102007046674A1 (fr)
WO (1) WO2009043535A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011117829A2 (fr) * 2010-03-23 2011-09-29 Refcomp S.P.A. Ensemble onduleur destiné à des compresseurs et compresseurs comprenant ledit ensemble
JP6032959B2 (ja) * 2012-06-18 2016-11-30 日本電産サンキョー株式会社 ポンプの固定構造およびポンプ
DE102014209975A1 (de) 2014-05-26 2015-11-26 Ksb Aktiengesellschaft Motoradapter
CN108757489A (zh) * 2018-05-25 2018-11-06 浙江东音泵业股份有限公司 一种泵用集成式变频控制系统

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8703832U1 (de) * 1987-03-16 1987-06-19 Wilo-Werk Gmbh & Co -Pumpen- Und Apparatebau-, 4600 Dortmund Elektromotor, insbesondere für Pumpen
EP0351272A1 (fr) * 1988-07-13 1990-01-17 POMPES SALMSON Société Anonyme à directoire dite: Moteur électrique équipé d'un moyen de jonction modulaire
DE4225148A1 (de) * 1992-07-30 1994-02-03 Wilo Gmbh Elektrisches Gerät, insbesondere Klemmenkasten
US6099325A (en) * 1998-11-05 2000-08-08 Ford Motor Company Electronic control module for an electric motor
EP1734640A2 (fr) * 2005-06-17 2006-12-20 KSB Aktiengesellschaft Dispositif permettant de fixer un appareil électrique à un moteur électrique

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19957064B4 (de) 1999-11-26 2020-06-18 Sew-Eurodrive Gmbh & Co Kg Deckel

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8703832U1 (de) * 1987-03-16 1987-06-19 Wilo-Werk Gmbh & Co -Pumpen- Und Apparatebau-, 4600 Dortmund Elektromotor, insbesondere für Pumpen
EP0351272A1 (fr) * 1988-07-13 1990-01-17 POMPES SALMSON Société Anonyme à directoire dite: Moteur électrique équipé d'un moyen de jonction modulaire
DE4225148A1 (de) * 1992-07-30 1994-02-03 Wilo Gmbh Elektrisches Gerät, insbesondere Klemmenkasten
US6099325A (en) * 1998-11-05 2000-08-08 Ford Motor Company Electronic control module for an electric motor
EP1734640A2 (fr) * 2005-06-17 2006-12-20 KSB Aktiengesellschaft Dispositif permettant de fixer un appareil électrique à un moteur électrique

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