CN101653351A - Dishwasher and controlling method of the same - Google Patents

Dishwasher and controlling method of the same Download PDF

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Publication number
CN101653351A
CN101653351A CN200910170403A CN200910170403A CN101653351A CN 101653351 A CN101653351 A CN 101653351A CN 200910170403 A CN200910170403 A CN 200910170403A CN 200910170403 A CN200910170403 A CN 200910170403A CN 101653351 A CN101653351 A CN 101653351A
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China
Prior art keywords
water
washing
storage tank
dish
cycles
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Granted
Application number
CN200910170403A
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Chinese (zh)
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CN101653351B (en
Inventor
尹尚宪
周炳炫
张宰源
崔龙珍
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LG Electronics Inc
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LG Electronics Inc
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/46Devices for the automatic control of the different phases of cleaning ; Controlling devices
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/4234Steam generating arrangements
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/0002Washing processes, i.e. machine working principles characterised by phases or operational steps
    • A47L15/0005Rinsing phases, e.g. pre-rinsing, intermediate rinsing, final rinsing
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/0002Washing processes, i.e. machine working principles characterised by phases or operational steps
    • A47L15/0015Washing processes, i.e. machine working principles characterised by phases or operational steps other treatment phases, e.g. steam or sterilizing phase
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/02Washing or rinsing machines for crockery or tableware with circulation and agitation of the cleaning liquid in the cleaning chamber containing a stationary basket
    • A47L15/12Washing or rinsing machines for crockery or tableware with circulation and agitation of the cleaning liquid in the cleaning chamber containing a stationary basket by a boiling effect
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/4214Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4219Water recirculation
    • A47L15/4221Arrangements for redirection of washing water, e.g. water diverters to selectively supply the spray arms
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2601/00Washing methods characterised by the use of a particular treatment
    • A47L2601/04Steam

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  • Washing And Drying Of Tableware (AREA)

Abstract

Dishwashers and methods of control for operation of dishwashers are disclosed. The dishwasher can include one or more racks in a washing compartment for placing used dishes having foreign matter, suchas food and drink, and unused dishes having relatively little or no foreign matter and varying washing loads. Operation of the dishwasher can include wash, water drain and supply, and rinse cycles. During the cycles, preheating of a steam generator, water draining and supplying, steam supplying, and water spraying can occur and partially or fully overlap. The dishwasher can reduce excessive washing of dishes having small washing loads and improve power and water consumption.

Description

Dish-washing machine and control method thereof
The cross reference of related application
The application requires the rights and interests of the 10-2008-0081796 korean patent application submitted on August 21st, 2008, this application with referring to mode include this paper in, set forth completely as here having carried out.
Background of invention
Technical field
The present invention generally relates to dish-washing machine.Specifically, the present invention relates to the control method of dish-washing machine, detersive efficiency and the speed of this method improvement when washing together with that cross or dirty bowl dish and new or clean bowl dish.
Background technology
Conventional dishwashers is the bowl dish jet cleaning water in being placed on bucket is stayed the foreign matter such as food debris on bowl dish with removal a machine.Usually, move dish-washing machine, the washings that are mixed with washing agent are ejected in the bucket that accommodates bowl dish, stay foreign matter on bowl dish with removal according to cycles of washing.But this dish-washing machine also heated scrub water improves performance.Usually, after cycles of washing, rinse cycle taking place, in this circulation the unmixed washings that cleaning agent arranged is ejected into and removes any retained foreign body in the bucket.After cycles of washing, carry out oven dry circulation with the bowl dish drier.
Usually, more than one spray arm and at least one shelf (being used to place the bowl dish of needs washing) are set in the single bucket of conventional dishwashers.For example, dish-washing machine has the top shelf and the lower shelf of double-layer structural usually usually in bucket.Then a plurality of fixtures can be set on the shelf of top, it fixedly has the less bowl dish such as noggin of less wash load, and the fixture of lesser amt is set on lower shelf, its fixedly have big wash load such as dinner dish or jorum than the jorum dish.Then upper spray and lower spray arm can be set, they are respectively at upper and lower shelf place's jet cleaning water.
Usually, the user of dish-washing machine need wash the old bowl dish that may buy recently and will wash after washed new bowl dish and use formerly during the manufacture process.The reason possibility of the new bowl of washing dish (this paper alternately is called " clean bowl dish " and " using a bowl dish ") and old bowl dish (this paper alternately is called " dirty bowl dish " and " bowl dish of using ") is different again, but can comprise and depositing or bacterial growth between allotment period or control of dust.Usually, compare with the bowl dish of using at mealtime, untapped bowl dish comprises few relatively foreign matter, and therefore has significantly different wash load.Regrettably, conventional dishwashers is not suitable for washing untapped bowl dish with the bowl dish of crossing.For example, it is to washing the bowl dish of using with big wash load with the unworn bowl dish with less wash load in same dish-washing machine (and specifically being same washing chamber), and the service efficiency of time and energy is low.
Summary of the invention
The present invention generally relates to a kind of method of improving dish-washing machine and the control and the operation dish-washing machine of detersive efficiency.In certain embodiments, can in the single washing chamber of dish-washing machine, wash used and unworn bowl dish with different wash loads.
Advantages and features of the invention partly can display from following specification, and partly the technology people of this area are also come and can be understood when consulting hereinafter maybe and can be understood from the practice of embodiment described herein.The advantage and the feature that can realize and obtain various embodiments of the present invention by the structure described in its written explanation, claims and the accompanying drawing and process.
In order to realize these and other advantage, and according to purpose of the present invention, as this paper specific implementation and wide in range as described in, a kind of control method of dish-washing machine is provided, and this dish-washing machine comprises the washing chamber, be configured to hold the storage tank of water, be configured to add storage tank heater, steam generator and at least one spray arm of hot water.This method can comprise: carry out cycles of washing by using the shelf injection water of spray arm in being arranged on the washing chamber; Water in being contained in storage tank is discharged this water afterwards and is supplied with new water to storage tank with crossing in cycles of washing; Preheating steam generator during discharging, supply or discharging and supply; And rinsing, rinsing comprises and sprays steam in the washing chamber and by using spray arm to come injection water, carry out the injection of steam and the injection of water in succession.
In the exemplary embodiment, can when carrying out cycles of washing and rinsing, open the storage tank heater.In addition, can open the storage tank heater, surpass default first temperature with the temperature that during rinsing, makes the storage tank heater.First temperature can be between 60 ℃ to 64 ℃.Can be at discharge water and carry out the preheating of steam generator when supplying with in the new water at least one.But steam generator preheating 2 to 4 minutes.
In one embodiment, provide a kind of control method of dish-washing machine, this dish-washing machine comprises the washing chamber, be configured to hold the storage tank of water, be configured to add storage tank heater, steam generator and at least one spray arm of hot water.This control method can comprise the execution cycles of washing, and the top shelf in being arranged on the washing chamber and lower shelf injection water are carried out this cycles of washing respectively by using upper spray and lower spray arm.During cycles of washing, make the storage tank heater be in opening.Rinsing, it is undertaken by following action: the discharging cycles of washing in the mistake water and supply with new water after, the steam continuous injection that the steam generator place is produced and is used alternatingly upper spray and lower spray arm is come to washing chamber's injection water in the washing chamber; And oven dry is placed on the bowl dish on the shelf.
In certain embodiments, but preheating steam generator at water that discharging is held in the storage tank and during supplying with new water.But be arranged on the interior steam heater preheating of steam generator 2 to 4 minutes.
In one embodiment, provide a kind of dish-washing machine, this dish-washing machine comprise washing chamber, fixing bowl dish at least one shelf, be configured to hold the storage tank of water, storage tank comprises the storage tank heater that is configured to heated scrub water.This dish-washing machine also can comprise: steam generator, and this steam generator preheating scheduled time slot, wherein preheating is carried out at least one in carrying out the new water of cycles of washing, discharge water and supply; And at least one spray arm, it is configured to the shelf injection water.
In one embodiment, if when beginning to carry out cycles of washing preheating steam generator, then can finish carry out cycles of washing in uperize.If preheating steam generator when beginning to carry out cycles of washing, then also can be when finishing discharge water and supplying with water uperize.
In certain embodiments, provide a kind of control method of dish-washing machine, this dish-washing machine comprises the washing chamber, be configured to hold the storage tank of water, be configured to storage tank heater, steam generator and at least one spray arm of heated scrub water.This control method can comprise carries out cycles of washing, discharge water and new water and the rinsing of supply.This control method also can be included in before the rinsing and supply with steam to the washing chamber, and wherein rinsing can comprise and ejecting water in the washing chamber.
In certain embodiments, supplying with steam can comprise and the overlapping period of discharge water (partially or completely).Steam is supplied with and also can be comprised the water overlapping period new with supply.In one embodiment, can continue to carry out steam after carrying out cycles of washing supplies with.Can be before supplying with steam the preheating steam generator preset period of time.
According to various embodiments of the present invention, when washing in single washing chamber such as with cross and do not use bowl dish have bowl dish of different wash loads the time, can improve the detersive efficiency of dish-washing machine.Advantageously, can shorten the washing bowl time that dish spent.In addition, can reduce the energy and the water consumption of dish-washing machine.
Should be appreciated that aforementioned general description and following detailed description are exemplary and indicative, and should not annotate and be restriction claims scope.
Description of drawings
Comprise accompanying drawing for further understanding the present invention, these accompanying drawings are included in this part that also constitutes the application.Drawing and description one are used from explains example embodiment of the present invention.In the accompanying drawing:
Fig. 1 illustrates according to the dish-washing machine of the embodiment of the invention and the schematic diagram of controller;
Fig. 2 illustrates the overall operation according to the dish-washing machine of the embodiment of the invention; And
Fig. 3 and 4 illustrates the illustrative methods according to the dish-washing machine that can be used to control chart 1 of the embodiment of the invention.
The specific embodiment
Now with reference to specific embodiments of the invention, their example shown in the drawings.In the case of any possible, identical Reference numeral will be used to indicate identical or similar parts in institute's drawings attached.
Fig. 1 illustrates according to the dish-washing machine of the embodiment of the invention and the cutaway view of controller.Dish-washing machine can comprise: housing 100, and this housing limits outward appearance; Door 120 is used to open and close housing 100; And control panel 130, it is installed on housing 100 or the door 120 and is used to move dish-washing machine.Housing 100 can comprise the washing chamber 150 with bucket 110.The bowl dish can be placed in the washing chamber 150.
In one embodiment, storage tank 200 can be arranged on bucket 110 belows, and this storage tank can hold washings.Pump 210 and filter (not shown) can be set in storage tank 200.But pump 210 pumps are inhaled the washings that are contained in the storage tank 200.Filter can advantageously filter sewage.In addition, storage tank heater 290 can be set and heat water in the storage tank 200 in storage tank 200.
Continuation is with reference to Fig. 1, and first feed pipe 250 can be connected with storage tank 200 with drainpipe 270.Can also can the washings in the storage tank 200 be discharged to the outside from the new water purification of external water source suction by first feed pipe 250 by drainpipe 270.Can the water supply that first feed water valve 255 controls to storage tank 200 be installed at first feed pipe, 250 places.
In certain embodiments, can be in bucket 110, such as at least one shelf and spray arm are set in washing chamber 150.When being placed into the bowl dish on the shelf, the water that suction of pump 210 pumps and spray arm are inhaled pump sprays to shelf.As shown in the figure, top shelf 160 and lower shelf 170 can be separately positioned in the upper and lower of washing chamber 150.In addition, can place upper spray 230 and lower spray arm 220 near top shelf 160 and lower shelf 170 then, thereby spray the water of inhaling by pump 210 pumps at each corresponding shelf place.Top jet nozzle 240 in washing chamber 150 also can comprise at an upper portion thereof is being sprayed downwards by the water that pump 210 pumps are inhaled.
Dish-washing machine can comprise that steam generator 300 is to supply with steam to washing chamber 150.Can use pump 210 and for example lower spray arm 220 and/or upper spray 230 that washings are circulated in washing chamber 150.In certain embodiments, steam generator 300 can be independent of the operation of storage tank heater 290 ground.As shown in the figure, steam generator 300 can be communicated with first feed pipe 250.Steam generator 300 can be communicated with washing chamber 150 by steam suppling tube 280.Can the water supply that second feed water valve 265 controls to steam generator 300 be installed at second feed pipe, 260 places.
Steam generator 300 can comprise steam heater 310 that is used to heat the water that is fed to steam generator 300 and the level sensor 320 that is used for water level in the sensing steam generator 300.Level sensor 320 sensings are low water level and high water level for example.The steam heater 310 of steam generator 300 can be scheduled to or be arranged to protect to low water level, and the water overflow of steam generator 300 can be scheduled to or be arranged to prevent be fed to high water level.In addition, steam generator 300 can comprise steam supply valve (not shown), and this valve is used to control the opening and closing of steam suppling tube 280, thereby supplies with steam in the different time or with different intervals to washing chamber 150.
Storage tank 200 can comprise the interior dustiness sensor (not shown) of predetermined portions of storage tank 200, and it measures for example dustiness of bucket 110 interior circulated washing water.In one embodiment, door 120 can comprise exhaust fan 190 and exhaust manifolds 192, with the 150 discharge humid air from the washing chamber.In certain embodiments, the control module 102 of control dish-washing machine can operationally be connected with control panel 130, pump 210 and steam generator 300.
Control module 102 can be controlled dish-washing machine according to the predetermined instruction that is stored in the memory (not shown).Control method 102 can operationally connect with control panel 130, washing pump 210 and steam generator 300 at least, thereby they can move according to the selection of user on control panel 130.
Can in dish-washing machine, pre-determine various operational modes.For example, can determine the operational mode of dish-washing machine according to user's selection or bowl dish type.In addition, can determine operational mode according to the dustiness or the degree of soiling of bowl dish.Advantageously, when having determined operational mode, can select operational factor such as the amount of the revolutions per minute of motor or cleaning agent according to determined operational mode.
The method of control or operation dish-washing machine can comprise carries out cycles of washing (W), rinse cycle (R) and oven dry circulation.During cycles of washing (W), can remove the food debris on bowl dish.During rinse cycle (R), the bowl dish is carried out rinsing.Can carry out rinse cycle (R) afterwards in cycles of washing (W).Drying cycle period, can remove moisture residual on bowl dish.In addition, can carry out littler circulation in each circulation in washing, rinsing or drying cycles, and/or can comprise other circulation.
Dish-washing machine can comprise: washing chamber 150, this washing chamber have and are used for fixing at least one shelf of bowl dish, such as top shelf 160 and lower shelf 170; Be configured to hold the storage tank 200 of water; And steam generator 300.In one embodiment, dish-washing machine can be carried out in the cycles of washing (W) preheating steam generator 300, discharge water and/or supply with new water or use one or more spray arms 220 and 230 at least one shelf 160 and 170 injection waters in preset period of time.
Dish-washing machine can raise and improve its efficient and speed with the temperature of crossing with unworn bowl dish.When the temperature of bowl dish raise, food debris available water or steam on the bowl dish soaked into, and can remove microorganism or bacterium on bowl dish.In one embodiment, during cycles of washing (W), can spray the water that heats by storage tank heater 290 by the bowl dish in being placed on washing chamber 150.In addition, the steam that is produced by steam generator 300 can be supplied to washing chamber 150.
Should be noted that and the water ratio that sprays by 290 heating of storage tank heater, use steam that higher energy service efficiency can be provided.This is may be greater than producing the energy that steam consumed by steam generator 300 because add the energy that hot water consumes by storage tank heater 290.Dish-washing machine such as the various circulations of cycles of washing (W) or rinse cycle (R) in use steam can save required energy and the water of operation dish-washing machine.
In certain embodiments, the heater in the steam generator 300 can and/or be used to steam generator 300 produce the water preheat of steam to surpassing the boiling temperature scheduled time slot to produce steam quickly.So why favourable is because may not produce steam when steam generator 300 switches to opening with generation steam.In one embodiment, when not being basically when cycles of washing (W) begins during uperize, dish-washing machine can use spray arm 220 and 230 to come injection water, and it moves basically simultaneously, and storage tank heater 290 comes gradually or Fast Heating water.
After cycles of washing (W) is finished, can discharge the washings that use in the cycles of washing (W).Can supply with new water then and carry out rinse cycle (R).During rinse cycle (R), can produce steam or supply to washing chamber 150, and the water of newly supplying with can be ejected in the washing chamber 150.For example, can be with steam generator 300 preheating scheduled time slots, thus uperize in rinse cycle (R) beginning basically.In one embodiment, scheduled time slot can be 2 to 4 minutes.In example embodiment, can apply electric current and come preheating steam generator 300 being arranged on electric heaters 310 in the steam generator 300.
Should be noted that and after cycles of washing (W) finishes, to carry out rinse cycle (R) immediately.At this moment, can be basically when carrying out cycles of washing (W) preheating steam generator 300 scheduled time slots can be favourable.
Fig. 2 illustrates the overall operation according to the dish-washing machine of the embodiment of the invention, comprises the illustrative methods of the operation that is used to control dish-washing machine.Usually, each illustrative methods comprises execution preliminary cycles of washing (P), main cycles of washing (W) and rinse cycle (R).Each exemplary method can be used for controlling dish-washing machine, thereby can have than the unworn bowl dish with the significantly little wash load of the bowl dish of crossing (having the foreign matter from Food ﹠ Drink) in washing more efficiently aspect time and the energy more quickly and for example.
As shown in the figure, each illustrative methods comprises cycles of washing (W) and rinse cycle (R).During cycles of washing (W), can after being supplied to washing chamber 150, washings move storage tank heater 290.Supplying with water during cycles of washing (W) can comprise and use upper spray 230 and/or lower spray arm 220 to come injection water.The water that alternately repeats upper spray 230 and lower spray arm 220 sprays scheduled time slot (after this being called " alternately spray the upper and lower ").For example, spray on the top that replaces and the bottom injection can replace or one after the other repeat one or more scheduled time slots.
Can supply with employed water during the cycles of washing from external water source.External water source can comprise city or the family's water system that is connected to first feed pipe 250, and can comprise storage tank 200.The water of being supplied with can be cold, room temperature or be heated to predetermined temperature to shorten wash time.In Fig. 2, water temperature is represented with (Tw).For example, the temperature of the water of supply can be between about 40 ℃ to 50 ℃.The water of being supplied with can carry out heat exchange with storage tank 200, and at this moment, the temperature of the water of being supplied with can raise and/or approaching about 30 ℃.
Storage tank heater 290 can be moved between injection period in alternately upper and lower in cycles of washing (W).For example, can in scheduled time slot, open storage tank heater 290.When storage tank heater 290 is opened, cycles of washing (W) can be preset to the execution preset period of time, and till the temperature of sustainable water in being contained in storage tank 200 reaches preset temperature.
After cycles of washing (W) is finished, can discharge the washings that use in the cycles of washing (W) and can supply with new water (DS).The new water of supplying with can be cold, temperature or heated.Because the temperature of storage tank 200 can raise owing to 290 unlatchings of storage tank heater during the cycles of washing (W), so the temperature of the new water of supplying with can remarkable decline as possible during cycles of washing (W).
In one embodiment, can and supply with new water (DS) at the discharging washings during the electric heater 310 of preheating steam generator 300.Preheating steam generator 300 can advantageously make it possible to the discharging washings and supply with new water (DS) afterwards (or at once afterwards) during rinse cycle (R), supply with and uperize.For example, can improve detersive efficiency at the initial period uperize of rinse cycle (R).Use steam to soak into and wash the bowl dish can be fast and washing efficiently have new bowl dish and old (using) bowl dish of remarkable less wash load.
Continuation during rinse cycle (R), can be carried out the supply (st) of steam and the injection (ws) of water with reference to Fig. 2 in succession.Should be noted that by supplying with steam, the temperature of the washing chamber 150 that can raise and the temperature of storage tank 200 that steam (st) sprayed during the stage.The supply (st) of steam can be carried out predetermined amount of time, perhaps can carry out till the temperature of washing chamber 150 or storage tank 200 reaches preset temperature (T1).For example, the supply of steam (st) can be carried out about more than 5 (five) minutes.When finishing steam supply (st), can begin the injection (ws) of water.Water in rinse cycle (R) sprays during (ws), can open storage tank heater 290, as during the cycles of washing (W).
In certain embodiments, the water temperature during cycles of washing (W) and the rinse cycle (R) can raise gradually.When the temperature of washings or washings raises, can shorten overall wash time.For example, the water heating that can use during with rinse cycle (R) by storage tank heater 290 is up to preset temperature (T2), and this temperature is about 60 ℃.Should be noted that at discharge water and during supplying with new water (DS) (after this being called " discharging/supply " or " DS ") preheating steam generator 300 can be used for discharging the water that used and to washing chamber's 150 supplies and/or spray new water purification.
Fig. 3 illustrates the illustrative methods that can be used to control dish-washing machine according to the embodiment of the invention.As shown in the figure, can during rinse cycle (R), supply with steam (st) before at injection water (ws), and can be overlapping with the circulation (DS) of supplying with new water with total emissions water.Should be noted that when supply steam (st) begins at discharge water with when supplying with new water (DS) basically, can shorten overall wash time.In one embodiment, can and can roughly supply with steam from steam generator 300 to washing chamber 150 at preheating steam generator during the cycles of washing (W) 300 at discharge water with when supplying with new water (DS).In addition, can open storage tank heater 290 during jet cleaning water (ws) improves efficient and/or shortens wash time.
Fig. 4 illustrates the illustrative methods that can be used to control dish-washing machine.As shown in Figure 4, can during rinse cycle (R), supply with steam (st) before at injection water (ws), and can be overlapping with the part such as preset period of time of supplying with new water circulation (DS) with discharge water.In one embodiment, can during cycles of washing (W), pre-vapours also can before finishing, discharge water and the new water (DS) of supply supply with steam to washing chamber 150.Should be noted that the steam heater 310 that during cycles of washing (W), moves steam generator 300 basically simultaneously and storage tank heater 290 may be inefficiency and bring than heavy duty to dish-washing machine.As shown in the figure, can just before cycles of washing (W) is finished, begin the preheating of steam heater 310, and supply with steam (st) in discharge water and the centre of supplying with new water circulation (DS) to washing chamber 150 then.Electricity overload when this configuration can reduce operation steam generator 300 and storage tank heater 290, or reduce the electric weight of dish-washing machine consumption and improve its efficient.
In certain embodiments, when storage tank heater 290 and steam generator 300 can move simultaneously, can be after cycles of washing (W) finishes or begin immediately afterwards to supply with steam (st) to washing chamber 150.In addition, can and supply with new water (DS) and finish before or supply with before being right after steam (st) at discharge water.
Continuation can be brought into use steam heater 310 preheating steam generators 300 in the centre of cycles of washing (W) with reference to Fig. 3 and 4.In addition, begin to supply with steam (st) before can be basically at discharge water and when supplying with new water circulation (DS) and/or (DS) finishing.These washing controls and the pattern of operation dish-washing machine can advantageously be improved scourability, such as shortening wash time and improving energy efficiency.
The preheating of steam generator 300 can with the time-interleaving of upper spray 230 and lower spray arm 220 injection waters, these upper spray and lower spray arm can be by alternately heating of storage tank heater 290.Then, use steam generator 300 supply with steam (st) can with cycles of washing (W) in carry out that water sprays the time-interleaving of (ws) and/or at discharge water with supply with new water circulation (DS) and carry out before taking place.Steam generator 300 and storage tank heater 290 can move or overlap in scheduled time slot basically simultaneously then.
In one embodiment, after water injection (ws) is finished in cycles of washing (W), can continue to open storage tank heater 290.During supplying with steam (st), washing chamber 150 also can close storage tank heater 290 at use steam generator 300.
Can in the significantly short period of the overall operation of dish-washing machine, carry out discharge water and new water is supplied with circulation (DS).In certain embodiments, when the preheating of steam generator 300 and discharge water and new water are supplied with the time-interleaving of (DS) circulation beginning, can shorten overall wash time and raise the efficiency.In certain embodiments, when supply with at discharge water and new water (DS) circulation beginning, middle, during or when supplying with steam (st) afterwards, can shorten overall wash time and raise the efficiency.
When finishing steam supply (st), can begin the injection (ws) of washings.Should be noted that can open storage tank heater 290 during spray rinse water (ws) raises the efficiency.When in corresponding preset period of time, carrying out steam during the cycles of washing (W) when supplying with (st) and water injection (ws), can determine to supply with during the rinse cycle (R) period of steam (st) and injection water (ws).Therefore can determine overall wash time.
To those skilled in the art, obviously can make various remodeling and modification and do not break away from the spirit or scope of the present invention the present invention.Therefore, the present invention wants to cover any remodeling and the modification that falls in appended claims and its equivalent scope.

Claims (17)

1. the control method of a dish-washing machine, described dish-washing machine comprise the washing chamber, be configured to hold the storage tank of water, be configured to add storage tank heater, steam generator and at least one spray arm of hot water, and described method comprises:
Carry out cycles of washing by using the shelf injection water of described spray arm in being arranged on described washing chamber;
Water in being contained in described storage tank is discharged described water afterwards and is supplied with new water to described storage tank with crossing in described cycles of washing;
The described steam generator of preheating during described discharging and supply; And
By spraying steam in the described washing chamber and using described spray arm to come injection water to carry out rinsing, described uperize and described injection water are one after the other carried out.
2. control method as claimed in claim 1 is characterized in that, at least a portion during carrying out described cycles of washing and rinsing is opened described storage tank heater in the time.
3. control method as claimed in claim 1 is characterized in that, opens described storage tank heater and surpass default first temperature to keep the water in the described storage tank during at least a portion of described rinsing.
4. control method as claimed in claim 3 is characterized in that, described first temperature is between 60 ℃ to 64 ℃.
5. control method as claimed in claim 1 is characterized in that, the preheating of described steam generator is carried out at least one with supplying with in the new water at discharge water.
6. control method as claimed in claim 5 is characterized in that, described steam generator preheating 2 to 4 minutes.
7. the control method of a dish-washing machine, described dish-washing machine comprise the washing chamber, be configured to hold the storage tank of water, be configured to add storage tank heater, steam generator and at least one spray arm of hot water, and described control method comprises:
Carry out cycles of washing when described storage tank heater is opened, the top shelf in being arranged on described washing chamber and lower shelf injection water are carried out described cycles of washing respectively by using upper spray and lower spray arm;
Rinsing, described rinsing is undertaken by following action:
After the water that discharging was used in the described cycles of washing, the steam continuous injection that will produce by steam generator in described washing chamber,
New water is supplied to described storage tank, and
Eject water in the described washing chamber by being used alternatingly described upper spray and described lower spray arm; And
Oven dry is placed on the bowl dish on the shelf of described upper and lower.
8. control method as claimed in claim 7 is characterized in that, the water that in the described storage tank of described discharging, holds and supply with new water during the described steam generator of preheating.
9. control method as claimed in claim 8 is characterized in that, is arranged on the interior steam heater preheating of described steam generator 2 to 4 minutes.
10. dish-washing machine, described dish-washing machine comprises:
Washing chamber, described washing chamber comprise that at least one shelf is with fixing bowl dish;
Storage tank, described storage tank is configured to hold water, and comprises the storage tank heater that is configured to heat described water;
Steam generator, described steam generator be configured to carry out cycles of washing, from described storage tank discharge water and when described storage tank is supplied with the new water at least one the preheating scheduled time slot; And
At least one spray arm, described spray arm are configured to described shelf injection water.
11. control method as claimed in claim 10 is characterized in that, if when beginning to carry out described cycles of washing the described steam generator of preheating, then finish carry out described cycles of washing in uperize.
12. control method as claimed in claim 11 is characterized in that, if when beginning to carry out described cycles of washing the described steam generator of preheating, then uperize when finishing discharge water and supplying with new water.
13. the control method of a dish-washing machine, described dish-washing machine comprise the washing chamber, be configured to hold the storage tank of water, be configured to add storage tank heater, steam generator and at least one spray arm of hot water, described control method comprises:
Carry out cycles of washing,
From described storage tank discharge water;
Supply with new water to described storage tank;
Supply with steam to described washing chamber; And
The content of the described washing chamber of rinsing,
Wherein beginning is supplied with steam to described washing chamber before rinsing.
14. control method as claimed in claim 13 is characterized in that, described supply steam comprises the period overlapping with discharge water.
15. control method as claimed in claim 14 is characterized in that, described supply steam comprises and supplies with the new overlapping period of water.
16. control method as claimed in claim 13 is characterized in that, carries out described supply steam after carrying out described cycles of washing continuously.
17. control method as claimed in claim 13 is characterized in that, described steam generator is the preheating preset period of time before described supply steam.
CN200910170403XA 2008-08-21 2009-08-20 Dishwasher and controlling method of the same Expired - Fee Related CN101653351B (en)

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CN110279373A (en) * 2019-06-18 2019-09-27 佛山市顺德区美的洗涤电器制造有限公司 Wash control method, washing electric appliance and the storage medium of electric appliance

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CN110279373A (en) * 2019-06-18 2019-09-27 佛山市顺德区美的洗涤电器制造有限公司 Wash control method, washing electric appliance and the storage medium of electric appliance
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CN101653351B (en) 2011-08-03
KR20100023169A (en) 2010-03-04
EP2156780A2 (en) 2010-02-24
US20100043827A1 (en) 2010-02-25

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