EP2966304A1 - Système de pompe - Google Patents

Système de pompe Download PDF

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Publication number
EP2966304A1
EP2966304A1 EP15175000.7A EP15175000A EP2966304A1 EP 2966304 A1 EP2966304 A1 EP 2966304A1 EP 15175000 A EP15175000 A EP 15175000A EP 2966304 A1 EP2966304 A1 EP 2966304A1
Authority
EP
European Patent Office
Prior art keywords
hydraulic unit
adapter
pump
arrangement according
suction nozzle
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.)
Granted
Application number
EP15175000.7A
Other languages
German (de)
English (en)
Other versions
EP2966304B1 (fr
Inventor
Werner Hangmann
Markus Wensel
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.)
Hanning Elektro Werke GmbH and Co KG
Original Assignee
Hanning Elektro Werke GmbH and Co KG
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 Hanning Elektro Werke GmbH and Co KG filed Critical Hanning Elektro Werke GmbH and Co KG
Publication of EP2966304A1 publication Critical patent/EP2966304A1/fr
Application granted granted Critical
Publication of EP2966304B1 publication Critical patent/EP2966304B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4285—Water-heater arrangements
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4225—Arrangements or adaption of recirculation or discharge pumps
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/04—Heating arrangements
    • 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
    • F04D13/0606—Canned motor 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
    • F04D13/0606—Canned motor pumps
    • F04D13/0626—Details of the can
    • 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
    • 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
    • F04D29/4293—Details of fluid inlet or outlet
    • 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
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
    • 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
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • D06F39/085—Arrangements or adaptations of pumps

Definitions

  • the invention relates to a pump assembly, in particular for water-conducting cleaning devices comprising a drive module with a stator, with a rotatably held with respect to the stator to a shaft of the drive module rotor and with a stator in some cases the shell side enclosing housing, comprising a pump shaft held on the shaft for conveying liquid and comprising a hydraulic unit with a suction nozzle, via which the liquid can be fed to the impeller.
  • water-carrying cleaning appliances such as dishwashers and washing machines pumping arrangements are provided for circulating detergent-added water.
  • the cleaning effect is based on that the material to be cleaned, such as laundry or dishes, wetted with the water and the detergent provided therein and cleaned under the action of the cleaning agent. Furthermore, dirt and impurities can be mechanically removed by the pressurized liquid of water and detergent.
  • the liquid heated In addition, to improve the cleaning effect, the liquid heated.
  • heaters are provided in the cleaning devices, which are usually operated electrically.
  • the heater is provided in a pump housing and therefore part of a flow-forming hydraulic part of the pump.
  • An impeller driven by an electric motor builds up the hydraulic pressure necessary to convey the fluid.
  • the liquid flows past a surface cooperating with the heater and is heated.
  • this results in a comparatively good heat transfer.
  • the heater can be made small and the heat transferring surface compact.
  • a hydraulic unit for a pump assembly wherein the heater at a front end of a substantially cylindrical pump space adjacent to a suction nozzle is provided, through which the liquid passes into the pump chamber and the pump wheel is supplied.
  • the walls of the pump chamber are made as part of the hydraulic unit made of a thermoplastic plastic.
  • the heater consists essentially of a plate-shaped stainless steel sheet, in which an electrically actuated heating element is embedded.
  • the walls of the hydraulic unit further comprise a Leitspirale for the liquid.
  • the Leitspirale is shaped so that a flow cross-section increases in the direction of a provided for discharging the liquid pressure port of the hydraulic unit.
  • the pump housing and the heater form insofar a fluidic unit, which is designed to be highly functional and spatially integrated.
  • a pump arrangement with an integrated heater in which the heater is substantially cylindrical or tubular and surrounds the impeller provided in the pump chamber shell side.
  • a synchronous motor is provided for actuating the impeller.
  • a gap tube for hermetic separation is provided between the stator and the rotor of the synchronous motor.
  • the heater surrounding the pump shell side is sealingly connected to a canned flange.
  • the end face of the pump chamber is closed by a pump cover made of a thermoplastic plastic.
  • the suction nozzle and the discharge nozzle of the hydraulic unit are integral parts of the cover. Due to the orientation of the nozzle, however, a deflection of the liquid by 180 ° is required with the result that the hydraulic efficiency of the pump assembly is comparatively low.
  • Object of the present invention is to develop a pump assembly such that in a simple manner, flexible and needs-based heating in the pump assembly is integrated and that at the same time a high flow quality and good efficiency for the pump assembly are realized.
  • the invention in conjunction with the preamble of claim 1, characterized in that between the drive module and the Hydraulic unit an adapter is provided, which is connected to the drive module on the one hand and the hydraulic unit on the other hand, which has a canned pot which extends between the rotor and the stator of the drive module and engages around the rotor on a side facing away from the impeller, which is located on a The Spaltrohrflansch in any case sections radially outwardly protrudes from the canned pot, which at least partially enclosing the pump shell side and a pump receiving the pump chamber limiting tube section and which has an integrally formed on the pipe section discharge nozzle for removing the fluid from the pump room.
  • the particular advantage of the invention is that the previously realized by the prior art fluidic unit is separated by providing the adapter between the hydraulic unit and the drive module.
  • the suction nozzle is realized as part of the hydraulic unit, while the discharge nozzle is integrally formed on the adapter.
  • a spatial separation which favors the flexible integration of the heater in the pump assembly.
  • there are many possibilities for integrating the heating so that a suitable heating concept can be selected as needed and the heating system can be designed in a performance-oriented manner and positioned in an application-specific manner.
  • the pump assembly is modular. It is provided that either a first hydraulic unit or at least one further hydraulic unit of the pump assembly can be attached to the adapter. At least the first hydraulic unit or the at least one further hydraulic unit have a heater for heating the liquid.
  • Advantageously result from the modular design of the pump assembly further geometric and functional possibilities of variation, which favor the integration of the same pump assembly in different water-leading cleaning equipment. It can insofar by the provision of a Modular system for the pump assembly favors the use of identical parts and the number of pieces in the production of the common parts are increased. By increasing the number of production units, the cost-effectiveness of the pump arrangement according to the invention improves significantly compared to today's concepts. At the same time, it is possible to respond flexibly to application-specific features or customer-specific wishes and specifications simply by replacing the hydraulic unit.
  • At least one and preferably two or more hydraulic units have the heater for heating the liquid.
  • the heater may for example be assigned to the suction nozzle shell side and heat the liquid when flowing to the impeller receiving the pump chamber.
  • the heating between a front side facing the pump housing housing component of the hydraulic unit and the adapter may be provided and engage around the pump shell side.
  • a hydraulic unit without heating can also be attached to the adapter.
  • the pump arrangement then provides the same drive module and the same adapter.
  • the adapter and the drive module define insofar identical parts of the modular pump assembly, whereas application-specific or customer-specific different hydraulic units are used and connected to the adapter.
  • the suction nozzle is provided on the first hydraulic unit and on the at least one further hydraulic unit coaxial with the shaft.
  • the same relative positioning of the suction nozzle on the various hydraulic units results in an identical or similar flow situation for the entire pump arrangement, regardless of which hydraulic unit is attached to the adapter.
  • the pump assembly can be aerodynamically optimized knowing the always same position of the suction nozzle. This results in spite of the use of different hydraulic units a favorable flow and a good hydraulic efficiency for the pump assembly.
  • the discharge nozzle projects radially or tangentially in the region of the tube section.
  • this further favors the hydraulic efficiency when the liquid is deflected only by 90 ° due to the relative allocation of discharge nozzle and suction nozzle.
  • a Leitspirale for the liquid is formed in the region of the Spaltrohrflanschs. It can also be provided that the adapter is formed spirally in the region of the pipe section. In each case, the geometry favors the hydraulic efficiency of the pump assembly. Since the design measures are provided in the range of the adapter, results regardless of the hydraulic unit used a favorable fluidic design and high hydraulic efficiency. The constructive measures, which have an influence on the flow form, are insofar different than previously customary not realized as part of the unit to be mounted uniformly hydraulic unit, but rather as part of the newly provided adapter.
  • the heating for the liquid is realized integrated into the end wall of the hydraulic unit.
  • the integration of the heater into the end wall results in good heat transfer efficiency.
  • a large contact surface and a high turbulence of the flow in the pump chamber in this case favor the heat transfer.
  • it has been shown that the installation space situation allows integration of the heating into the end wall for many different applications.
  • fastening means are provided on the adapter. Also provided on the first hydraulic unit and on the at least one further hydraulic unit counter-fastening means, which are designed so that they can be attached to the fastening means of the adapter for releasable or non-detachable connection of the components. Optionally, insofar as the first hydraulic unit or the second hydraulic unit can be attached to the adapter.
  • the fastening means of the adapter and the counter-fastening means which are provided on the hydraulic units, thus forming a standardized geometric interface. Design adjustments to the adapter are not necessary for the replacement of the hydraulic unit and constructive adjustments in the area of the adapter can be avoided.
  • a pump assembly according to the invention for water-leading cleaning equipment according to Fig. 1 and 2 includes a drive module 1, a first hydraulic unit 2 and an adapter 3, which is provided between the drive module 1 and the first hydraulic unit 2 and connected to both.
  • the pump arrangement according to the invention is designed, for example, as a circulating pump for a washing machine or a dishwasher and can be used in commercial and private environments.
  • the drive module 1 provides a stator 4, a rotatably held in relation to the stator 4 on a shaft 5 of the drive module 1 rotor 6 and a stator 4 on the shell side partially enclosing housing 7 before. To support the shaft 5, two plain bearings 8, 9 are provided.
  • the drive module 1 acts in particular in the manner of a synchronous motor. An air gap 10 provided between the stator 4 and the rotor 6 can therefore be made comparatively large.
  • the drive module 1 is connected to the adapter 3.
  • the adapter 3 has a rotor tube 6 in the region of the air gap 10 on the shell side and on the end facing away from the impeller 11 crevice tube 12, a to the canned pot 12 on a pump wheel 11 side facing Spaltrohrflansch 13 and a substantially cylindrically extending pipe section 14th on.
  • the pipe section 14 surrounds the impeller 11 shell side. From the pipe section 14 projects radially from a discharge nozzle 15, which is provided for discharging the circulated by the pump assembly 1 liquid.
  • the liquid usually pure water or detergent-added water is provided.
  • the adapter 3 is made in one piece.
  • the canned pot 12, the Spaltrohrflansch 13, the pipe section 14 and the discharge nozzle 15 are in the present case made as a common plastic component.
  • the shaft 5 is supported via the slide bearing 9 on the canned pot 12 from.
  • the second slide bearing 8 is supported on the Spaltrohrflansch 13 via a bearing support 16.
  • the rotor 6 of the drive module 1 is realized insofar as a wet rotor.
  • the fluid to be pumped by the pump assembly consequently fills the canned pot 12 of the Adapters 3.
  • the connected to the adapter 3 first hydraulic unit 2 provides a coaxial with the shaft 5 arranged suction nozzle 17 and a radially extending thereto end wall 18 before.
  • the suction nozzle 17 is designed in two parts. It comprises a first tubular part 19 and a second tubular part 20.
  • the tubular parts 19, 20 of the suction nozzle 17 are attached to each other and positively connected with each other.
  • An axially biased seal 21 is provided between the suction port 17 and the end face 18.
  • an electrically operated heater 32 Integrated into the end wall 18 is an electrically operated heater 32, which serves to heat the liquid conveyed by means of the pump arrangement.
  • the heater 32 is formed substantially plate-like.
  • first hydraulic unit 2 For connecting the first hydraulic unit 2 with the adapter 3 3 fastening means 33 are provided on the adapter.
  • the first hydraulic unit 2 provides counter fastening means 34, which can be attached to the fastening means 33.
  • the connection is realized in the present case via a snap lock.
  • a bayonet connection or the like can be realized.
  • a seal 22 between the hydraulic unit 2 and the adapter 3 is provided.
  • the liquid is fed via the suction nozzle 17 in a conveying direction 23 to the impeller 11 receiving pump chamber 24.
  • the pump chamber 24 is bounded on the shell side by the pipe section 14 of the adapter 3 and on the front side by the end wall 18 of the first hydraulic unit 2 and the other by the canned pot 12 and the Spaltrohrflansch 13 of the adapter 3.
  • the liquid via the discharge nozzle 15, which is realized as an integral part of the adapter 3, carried away.
  • the pump arrangement according to the invention is realized in the manner of a modular pump arrangement.
  • the Fig. 3 and 4 The pump assembly according to the invention with the drive module 1 and the adapter 3.
  • a second hydraulic unit 25 is now connected.
  • the second hydraulic unit 25 dispenses with an integrated heater. It provides a substantially radially extended, flat end wall 26 and a suction nozzle 27 molded onto it.
  • the suction nozzle 27 is formed in the region of an outer circumferential surface 28 for the installation of a tubular heater, not shown, via which the liquid supplied via the suction nozzle 27 is heated prior to entry into the pump chamber 24 of the pump assembly.
  • the adapter 3 and the second hydraulic unit 25 are releasably connected to each other via the fastening means 33 and the counter-fastening means 34. Between the adapter 3 and the second hydraulic unit 25 as before, the seal 22 is provided.
  • a third configuration of the pump arrangement according to the invention according to Fig. 5 and 6 provides a third hydraulic unit 29 connected to the adapter 3.
  • the third hydraulic unit 29 is realized without heating.
  • a suction nozzle 30 and a radially outwardly projecting outwardly end wall 31 are formed integrally with the counter-fastening means 34. Otherwise, the adapter 3 and the drive module 1 used are identical to the shown configurations of the pump arrangement according to the invention.
  • a guide spiral for the liquid in the region of the Spaltrohrflanschs 13 can be realized on the adapter 3.
  • the adapter 3 may be formed spirally in the region of the pipe section 14, wherein a flow cross-section increases in the direction of the pressure port 15.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Textile Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
EP15175000.7A 2014-07-09 2015-07-02 Assemblage de pompes Active EP2966304B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014109625.8A DE102014109625A1 (de) 2014-07-09 2014-07-09 Pumpenanordnung

Publications (2)

Publication Number Publication Date
EP2966304A1 true EP2966304A1 (fr) 2016-01-13
EP2966304B1 EP2966304B1 (fr) 2019-12-25

Family

ID=53502561

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15175000.7A Active EP2966304B1 (fr) 2014-07-09 2015-07-02 Assemblage de pompes

Country Status (4)

Country Link
US (1) US20160007823A1 (fr)
EP (1) EP2966304B1 (fr)
CN (1) CN105257550A (fr)
DE (1) DE102014109625A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106930979A (zh) * 2015-12-29 2017-07-07 杭州三花家电热管理系统有限公司 流体泵及家用电器
DE102017011086B4 (de) 2017-11-30 2023-07-06 Eichenauer Heizelemente Gmbh & Co. Kg Beheiztes Pumpengehäuse
CN108167230B (zh) * 2017-12-19 2020-03-31 佛山市威灵洗涤电机制造有限公司 加热泵及洗涤电器
CN111503053B (zh) * 2019-01-31 2025-02-14 三花亚威科电器设备（芜湖）有限公司 泵
CN112780573B (zh) * 2021-02-01 2024-12-13 德清三星机电科技有限公司 一种洗碗机一体化循环热泵动力模块
CN113775529A (zh) * 2021-10-13 2021-12-10 德清三星机电科技有限公司 一种洗碗机一体化循环热泵动力系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10064721C1 (de) * 2000-12-22 2002-05-02 Webasto Thermosysteme Gmbh Fahrzeugheizgerät mit integrierter Wärmeträger-Umwälzpumpe
DE102004011365A1 (de) 2004-03-05 2005-09-22 Aweco Appliance Systems Gmbh & Co. Kg Kreiselpumpe
EP1595489A1 (fr) * 2004-05-12 2005-11-16 Askoll Holding S.r.l. Pompe de circulation de fluide avec un moteur synchrone, comportant des moyens pour chauffer le fluide, en particulier pour des machines à laver
EP2384685A1 (fr) 2007-04-12 2011-11-09 BSH Bosch und Siemens Hausgeräte GmbH Pompe avec dispositif de chauffage
DE102011079510A1 (de) * 2011-07-20 2013-01-24 E.G.O. Elektro-Gerätebau GmbH Pumpe
US20130230416A1 (en) * 2012-03-05 2013-09-05 Electrolux Home Products, Inc. Safety arrangement for an integrated heater, pump, and motor for an appliance

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GB2332243B (en) * 1995-12-08 1999-08-18 Aisan Ind Magnetically coupled pump
JPH10311290A (ja) * 1997-05-13 1998-11-24 Japan Servo Co Ltd キャンドモータポンプとその製造方法
DE10116671B4 (de) * 2001-04-04 2006-04-27 Miele & Cie. Kg Umwälzpumpe mit Heizungseinrichtung
ITPD20030010A1 (it) * 2003-01-23 2004-07-24 Viesse Pompe Srl Pompa centrifuga modulare avente girante e voluta interni
DE102004048557A1 (de) * 2004-10-04 2006-04-06 Aweco Appliance Systems Gmbh & Co. Kg Flüssigkeitspumpe
DE102006028913A1 (de) * 2006-06-21 2007-12-27 Aweco Appliance Systems Gmbh & Co. Kg Pumpe, insbesondere für wasserführende Haushaltsmaschinen
TW200815676A (en) * 2006-09-18 2008-04-01 Prolynn Technology Inc Pumping apparatus of a cooling system
JP2009074433A (ja) * 2007-09-20 2009-04-09 Panasonic Electric Works Co Ltd ポンプ
DE102008055613A1 (de) * 2008-11-03 2010-05-06 Wilo Se Kreiselmotorpumpe
CN201297259Y (zh) * 2008-12-01 2009-08-26 张良光 一种高温高压磁力泵
CN102748329B (zh) * 2011-04-15 2017-02-22 德昌电机(深圳)有限公司 加热泵

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10064721C1 (de) * 2000-12-22 2002-05-02 Webasto Thermosysteme Gmbh Fahrzeugheizgerät mit integrierter Wärmeträger-Umwälzpumpe
DE102004011365A1 (de) 2004-03-05 2005-09-22 Aweco Appliance Systems Gmbh & Co. Kg Kreiselpumpe
EP1595489A1 (fr) * 2004-05-12 2005-11-16 Askoll Holding S.r.l. Pompe de circulation de fluide avec un moteur synchrone, comportant des moyens pour chauffer le fluide, en particulier pour des machines à laver
EP2384685A1 (fr) 2007-04-12 2011-11-09 BSH Bosch und Siemens Hausgeräte GmbH Pompe avec dispositif de chauffage
DE102011079510A1 (de) * 2011-07-20 2013-01-24 E.G.O. Elektro-Gerätebau GmbH Pumpe
US20130230416A1 (en) * 2012-03-05 2013-09-05 Electrolux Home Products, Inc. Safety arrangement for an integrated heater, pump, and motor for an appliance

Also Published As

Publication number Publication date
DE102014109625A1 (de) 2016-01-14
EP2966304B1 (fr) 2019-12-25
US20160007823A1 (en) 2016-01-14
CN105257550A (zh) 2016-01-20

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