CN101424029A - Water-guiding household device with a pump with a valve function - Google Patents

Water-guiding household device with a pump with a valve function Download PDF

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Publication number
CN101424029A
CN101424029A CNA2008101738154A CN200810173815A CN101424029A CN 101424029 A CN101424029 A CN 101424029A CN A2008101738154 A CNA2008101738154 A CN A2008101738154A CN 200810173815 A CN200810173815 A CN 200810173815A CN 101424029 A CN101424029 A CN 101424029A
Authority
CN
China
Prior art keywords
valve
housed device
pump
motor
water housed
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.)
Pending
Application number
CNA2008101738154A
Other languages
Chinese (zh)
Inventor
S·卢茨
B·赖特尔
M·罗森鲍尔
M·施蒂克尔
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Bosch und Siemens Hausgeraete GmbH
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 BSH Bosch und Siemens Hausgeraete GmbH filed Critical BSH Bosch und Siemens Hausgeraete GmbH
Publication of CN101424029A publication Critical patent/CN101424029A/en
Pending legal-status Critical Current

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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
    • 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
    • A47L15/4223—Devices for water discharge, e.g. devices to prevent siphoning, non-return valves
    • 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 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • 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
    • 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
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • 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
    • F04D29/2283—Rotors specially for centrifugal pumps with special measures for reverse pumping action

Abstract

The present invention relates to a water-loading household device, especially a dish washing machine or washing machine. The water-loading household device at least comprises a pump (2) which is connected to a pipeline system of water-loading house household device. The pump (2) is connected with a motor (18) and comprises a valve (4) which is provided with a valve body (20) that is installed on the impeller of pump (2) and can axially move. The invention is characterized in that the motor (2) can be driven in two directions. Furthermore the valve (4) is opened or closed according to the rotation direction of motor (18).

Description

Year water housed device that comprises pump with valve function
Technical field
What the present invention relates to a kind of preamble according to claim 1 carries water housed device, particularly dish-washing machine or washing machine.
Background technology
Carry the water housed device, for example dish-washing machine has pipe-line system, described pipe-line system can be after finishing cleaning course conducts washings to go out to carry the water housed device and deliver in the domestic waste water treatment system.In dish-washing machine, be provided with emptying pump for this reason, described pump is connected to the pipe-line system of carrying the water housed device for this reason.
EP1767788A1 discloses a kind of emptying pump that is used for dish-washing machine, and described pump also has the valve function, and it can prevent that mobile in the domestic waste water treatment system from causing in the pipe-line system of dish-washing machine and undesirable flow process occur, for example make the housed device emptying.Impeller in the pump also is configured to valve body, and be arranged to can along top be provided with valve body the axle axially displaced, wherein, the axle and the motor positive engagement that is used for driving pump.Spring assembly or alternatively electromagnet can be used as actuator, make valve body axially displaced between opening and closing.Yet, have complicated structure by the disclosed device of EP1767788A1.
Summary of the invention
Therefore, the purpose of this invention is to provide a kind of possibility simple in structure.
The present invention is based on a kind of year water housed device, particularly dish-washing machine or washing machine, which comprises at least the pump that is connected to the pipe-line system of carrying the water housed device, described pump is connected to motor and comprises valve, described valve have on the impeller that is arranged on pump can axially movable valve body.This pump that comprises valve can be an emptying pump, be used for when rinse cycle finishes the dirty washings that may be in addition polluted by dirt particle from treatment chamber for example the clean container of dish-washing machine be delivered to the domestic waste water treatment system.Valve body can and impeller between the second place that primary importance that valve is opened and valve are closed, move independently.Therefore, impeller and valve body constitute two members.Yet, preferably, pump and valve integrated the structure, promptly pump also comprises the valve body that is used to block by the passage of pump, this member can be axially, particularly move axially along the motor shaft that is set for driving pump, thereby so that open or close valve.
Therefore, the present invention at problem be resolved, motor can be driven on two rotation directions, and valve opens or closes according to the rotation direction of motor.Therefore, can realize the controlled opening and closing of valve in simple mode, thereby, passage blocked by pump.In addition, need no air efflux pump, described pump is used as emptying pump under the situation of dish-washing machine.
Preferably, motor and valve positive engagement, thus guarantee that valve is opened or closed by any rotation direction of motor fully, and valve can not influence with the flow condition in the pipe-line system of disadvantageous mode stand under load water housed device.
Valve also has the valve body that can move between open position and closed position, wherein, at open position, it is unimpeded that passage from the inlet of pump to outlet is caught, pump can transmit washings, and in the closed position, this passage is closed, even make under the situation of the mobile negative pressure that causes, flowing to the pipe-line system of carrying the water housed device can not taken place yet.Yet, can imagine, valve body can be shown in an open position and the closed position between the optional position, thereby can regulate flow rate.
Preferably, valve body can move along the axle that motor and pump are coupled together is coaxial.This utilizes motor and direct connection of pump makes that structure can be simple especially.
For valve is opened and closed according to the rotation direction of motor, transmission case preferably is arranged between motor and the valve.Described transmission case is converted to rotatablely moving of axle and the coaxial rectilinear motion that carries out of axle.For this reason, transmission case preferably has threaded spindle, and described threaded spindle is constructed such that valve body moves to the closed position, moves to open position from the closed position again when the rotation direction reversed of motor from open position according to rotation direction.
Any motor that is used for year water housed device traditionally all can be used as described motor.Yet, preferred brushless DC or the AC motor with permanent magnet, for example BLDC or the BLAC motor of using.Brushless DC or AC motor can be under the situation of no sensor the velocity of rotation of detecting motor, thereby make and to stop actuator, make under the situation that does not have other sensor, the prevention of actuator can be picked out, otherwise particularly the change of rotation direction make valve from open position move to the closed position or the time, and further motion is limited by the blocking part.BLDC or BLAC motor also make rotation direction to change fast, like this, utilize pump impeller inertia so that change in location without any need for another assist.
Motor is preferred so that the valve of cutting out is detected so the no longer driven mode of motor is connected to the control system of carrying the water housed device.And, therefore also can easily under the situation of fault, produce reaction, make when for example fresh water by filling specified quantitative again and simultaneous pumping water outlet change rotation direction, to make to block to disappear.
Also preferably, flow out the below that pipeline is arranged on the base portion of clean container, that is, carry the water housed device and do not have the discharge conduit that forms siphon pipe and form the backflow stop and drain air-breather.Therefore, carry a water housed device and have the structure of simplification, and the structure space that the saves configuration that can for example be used to improve the noise elimination effect or improve the used intermediate store of washings.Simultaneously, pump can be caught to have reduced size at its output facet, thereby saves energy and make structure space obtain in addition increasing.
Also preferably, the seal that cooperates with valve body is arranged on covering of pump, thereby produces simple especially structure, and this also helps the carrying out of maintenance or repair work.
At last, preferably, the impeller of pump is arranged to and can be moved axially with the valve body of valve, and promptly impeller and valve body are members, and can move between the second place that primary importance that valve is opened and valve are closed.
The invention still further relates to a kind of according to the pump that is used for according to housed device of the present invention of the present invention.
Description of drawings
Below, will the present invention be described in more detail referring to accompanying drawing, accompanying drawing comprises:
Fig. 1 shows the indicative icon according to the exemplary embodiment of the pump with valve of the present invention.
The specific embodiment
The pump 2 that serves as the emptying pump that is used for the dish-washing machine (not shown) has passage 24 and pumping chamber 22, and wherein, passage 24 is connected to the pipe-line system (not shown) of dish-washing machine by inlet connector (not shown) and outlet connector (not shown).
Impeller 14 is arranged in the pumping chamber 22, and is positioned at rotationally on the axle 6.Axle 6 is constituted to for example connector of BLDC or BLAC motor of motor 18, and described motor is connected to the control system (not shown) that is used to control purpose that carries the water housed device.
Impeller 14 has valve body 20 at its front end, at the closed position (not shown), and the seal 10 of valve body 20 by touching the inboard that is arranged on pumping chamber 22, and feasible passage of closing pump reliably.Another seal 12 also is arranged on the pump cover 16.
Valve body 20 and seal 10 constitute valve 4 together.Valve body 20 is connected to impeller 14 securely, and particularly for example is made of plastics one.
Impeller 14 also has transmission case 8, and described transmission case 8 comprises toothed shaft driver, and described toothed shaft driver 6 engages with axle, and makes that impeller 14 is removable, on the contrary according to the rotation direction of axle 6 make valve body 20 from open position reach the closed position or.For this reason, the toothed shaft driver (not shown) of transmission case 8 is converted to valve body 20 and axle 6 coaxial linear reciprocating motion according to rotation direction with rotatablely moving of axle 6.
During operation, valve 4 is opened by the driving of motor 18, and at this, transmission case 8 is converted to valve body 20 arrives open position shown in Figure 1 from the closed position line shifting with rotatablely moving of axle 6.When reaching described open position, the blocking part (not shown) makes this motion stop.Simultaneously, the control system of dish-washing machine detects this motion and is stoped by the blocking part, so finish this process.At this moment, fluid can be pumped by drives impeller 4.In order to close, motor 18 is driven in opposite direction, makes valve body 20 move to the closed position from open position, also stopped by the blocking part up to this motion, and this surveys by control system.
Reference numeral
2 pumps
4 valves
6
8 transmission cases
10 seals
12 seals
14 impellers
16 lids
18 motors
20 valve bodies
22 pumping chambers
24 passages

Claims (12)

1. one kind carries water housed device, particularly dish-washing machine or washing machine, at least comprise the pump (2) that is connected to the pipe-line system of carrying the water housed device, described pump (2) is connected to motor (18) and comprises valve (4), described valve (4) have on the impeller that is arranged on pump (2) can axially movable valve body (20), it is characterized in that, motor (18) can be driven on both direction, and valve (4) opens or closes according to the rotation direction of motor (18).
2. as claimed in claim 1 year water housed device is characterized in that, motor (18) and valve (4) positive engagement.
3. as claimed in claim 1 or 2 year water housed device is characterized in that, valve (4) comprises the valve body (20) that can move between open position and closed position.
4. as claimed in claim 3 year water housed device is characterized in that, valve body (20) can move along the axle (6) that motor (18) and pump (2) are coupled together is coaxial.
5. as arbitrary described year water housed device in the claim of front, it is characterized in that, be connected to each other by means of transmission case (8) between motor (18) and the valve (4).
6. as claimed in claim 5 year water housed device is characterized in that transmission case (8) comprises toothed shaft driver.
7. as arbitrary described year water housed device in the claim of front, it is characterized in that motor (18) is BLDC or BLAC motor.
8. as claimed in claim 7 year water housed device is characterized in that, motor (18) is so that the mode that the valve of cutting out at least (4) is detected is connected to the control system of carrying the water housed device.
9. as arbitrary described year water housed device in the claim of front, it is characterized in that the outflow pipeline that carries the water housed device is arranged on the below of the base portion of the clean container that carries the water housed device.
10. as arbitrary described year water housed device in the claim of front, it is characterized in that the seal (10) that cooperates with valve body (20) is arranged on the lid (16) of pump (2).
11., it is characterized in that the impeller of pump (2) is arranged to and can be moved axially with the valve body (20) of valve (4) as arbitrary described year water housed device in the claim of front.
12. a pump comprises the valve that is used for arbitrary described year water housed device of front claim.
CNA2008101738154A 2007-10-31 2008-10-29 Water-guiding household device with a pump with a valve function Pending CN101424029A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007052082A DE102007052082A1 (en) 2007-10-31 2007-10-31 Water-conducting household appliance with a pump with valve function
DE102007052082.6 2007-10-31

Publications (1)

Publication Number Publication Date
CN101424029A true CN101424029A (en) 2009-05-06

Family

ID=40348411

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2008101738154A Pending CN101424029A (en) 2007-10-31 2008-10-29 Water-guiding household device with a pump with a valve function

Country Status (5)

Country Link
EP (1) EP2055958B1 (en)
CN (1) CN101424029A (en)
DE (1) DE102007052082A1 (en)
ES (1) ES2813907T3 (en)
PL (1) PL2055958T3 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103781393A (en) * 2011-04-15 2014-05-07 埃尔特克有限公司 Safety device against fluid leaks for household appliances
CN105233964A (en) * 2015-10-29 2016-01-13 苏州美生环保科技有限公司 Discharging assembly
CN105233931A (en) * 2015-10-29 2016-01-13 苏州美生环保科技有限公司 Discharging assembly on domestic biological garbage disposer
CN105544152A (en) * 2016-02-25 2016-05-04 赵永潮 Washing machine drain pump
CN108209824A (en) * 2018-03-16 2018-06-29 佛山市海汇洗涤技术服务有限公司 A kind of dish-washing machine pipeline jointing construction and dish-washing machine
CN112739867A (en) * 2018-07-19 2021-04-30 Lg电子株式会社 Washing machine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016203747B3 (en) * 2016-03-08 2017-05-11 BSH Hausgeräte GmbH Laundry care device with a controller
EP3495547B1 (en) * 2017-12-11 2020-08-26 Vestel Elektronik Sanayi ve Ticaret A.S. Pump for a washing machine, washing machine and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB876839A (en) * 1959-07-27 1961-09-06 Gen Motors Corp Improvements in dishwashing machines
DE2510787A1 (en) * 1975-03-08 1976-09-16 Vaillant Joh Kg Circulating pump for central heating - has impeller formed to act as shut off valve when pump stops
DE10115989A1 (en) * 2000-04-04 2001-12-13 Bernhard Stadler Rotary circulation pump has an axially moveable motor rotor which is automatically positioned to block back circulation when in the quiescent mode
DE10145411A1 (en) * 2001-09-14 2003-04-03 Wilo Gmbh Impeller with valve function
DE10331973A1 (en) * 2003-04-24 2004-11-11 Wilo Ag Circulation pump with valve device
ES2311948T3 (en) 2005-09-23 2009-02-16 Bsh Bosch Und Siemens Hausgerate Gmbh PUMP FOR APPLIANCES.

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103781393A (en) * 2011-04-15 2014-05-07 埃尔特克有限公司 Safety device against fluid leaks for household appliances
CN103781393B (en) * 2011-04-15 2016-10-19 埃尔特克有限公司 The safety device for fluid leakage for home appliances
CN105233964A (en) * 2015-10-29 2016-01-13 苏州美生环保科技有限公司 Discharging assembly
CN105233931A (en) * 2015-10-29 2016-01-13 苏州美生环保科技有限公司 Discharging assembly on domestic biological garbage disposer
CN105233931B (en) * 2015-10-29 2017-12-01 苏州美生环保科技有限公司 A kind of discharge component on domestic biomass garbage disposer
CN105233964B (en) * 2015-10-29 2018-02-09 苏州美生环保科技有限公司 One kind discharge component
CN105544152A (en) * 2016-02-25 2016-05-04 赵永潮 Washing machine drain pump
CN108209824A (en) * 2018-03-16 2018-06-29 佛山市海汇洗涤技术服务有限公司 A kind of dish-washing machine pipeline jointing construction and dish-washing machine
CN112739867A (en) * 2018-07-19 2021-04-30 Lg电子株式会社 Washing machine

Also Published As

Publication number Publication date
PL2055958T3 (en) 2021-04-06
ES2813907T3 (en) 2021-03-25
EP2055958A2 (en) 2009-05-06
EP2055958A3 (en) 2013-02-27
EP2055958B1 (en) 2020-08-05
DE102007052082A1 (en) 2009-05-07

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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Open date: 20090506