CN101243961B - Dishware washing machine - Google Patents

Dishware washing machine Download PDF

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Publication number
CN101243961B
CN101243961B CN2008100741215A CN200810074121A CN101243961B CN 101243961 B CN101243961 B CN 101243961B CN 2008100741215 A CN2008100741215 A CN 2008100741215A CN 200810074121 A CN200810074121 A CN 200810074121A CN 101243961 B CN101243961 B CN 101243961B
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China
Prior art keywords
rotary speed
operation mode
washings
pump
washing
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Expired - Fee Related
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CN2008100741215A
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Chinese (zh)
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CN101243961A (en
Inventor
宫瀬启明
上﨑昌芳
梶雅弘
筑谷惠次
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Panasonic Holdings Corp
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Matsushita Electric Industrial Co Ltd
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Priority claimed from JP2007033099A external-priority patent/JP2008194269A/en
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of CN101243961A publication Critical patent/CN101243961A/en
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Publication of CN101243961B publication Critical patent/CN101243961B/en
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Abstract

The invention provides a dishware cleaning machine including a rinse bath in the way of accepting the washings; a washing pump for supplying the washing water to wash the washings; a draining pump for discharging the washing water supplied to the rinse bath from the rinse bath; and a control for driving the washing pump and the discharging pump. The control device can switch between a normal operational mode and a mute operational mode with the lower noise than the former, and operate at least one of the washing pump and the discharging pump. The dishware cleaning machine can reduce the generated noises.

Description

Dish cleaning machine
Technical field
The present invention relates to be used for the dish cleaning machine of wash dining set, more specifically, relate to common operation mode with the dish cleaning machine of the necessary stroke of the quiet operation mode operation that moves than the mode of common more quietization of operation mode.
Background technology
Can send the washing noise with dish cleaning machine washing or rinsing tableware the time, the user can feel bad to this washing noise.In order to reduce this washing noise, exploitation has and has the dish cleaning machine miscellaneous that can reduce washing noise program.
The Japan Patent spy opens 2000-316779 and discloses a kind of existing dish cleaning machine that can reduce the washing noise.This dish cleaning machine comprises that the expulsion pressure of the washings that reduction is sprayed comes the low pressure washing procedure of wash dining set from spray-hole.In this low pressure washing procedure, the expulsion pressure of the part in washing stroke is higher than the expulsion pressure in the rinsing stroke.Just can make washing noise in the washing stroke be lower than washing noise in the washing procedure of pressure usually thus.
In this existing dish cleaning machine, because the expulsion pressure in the reduction washing stroke if do not make wash time longer than the wash time in the common pressure washing procedure, just can't reach sufficient clean result.
Japanese patent laid-open 6-7282 discloses the existing dish cleaning machine of the another kind that can reduce the washing noise.In this dish cleaning machine, starting when injection nozzle is supplied with the washing pump of washings, after the energetic start up that is lower than predetermined power, to wash the power that the mode of operation till rising to regulation power controlled washing pump.
These existing dish cleaning machines, the noise that produces in the time of can being reduced in washing stroke or the rinsing stroke from injection nozzle jet cleaning water.When discharging washings after washing stroke or rinsing stroke, draining pump produces noise or all can produce noise because the washing water and air enters draining pump together.Such dish cleaning machine can not reduce these noises.
In addition, open the Japan Patent spy that disclosed existing dish cleaning machine has a plurality of injection nozzles among the 2000-316779.In order to supply with washings from washing pump to a plurality of injection nozzles, this dish cleaning machine possesses the hydroseparator structure that is arranged on the water pipe.
The Japan Patent spy opens 2004-275365 and discloses another the existing dish cleaning machine with this hydroseparator structure.This hydroseparator structure is made of the transfer valve with the inaccessible parts that are provided with cam mechanism.
This transfer valve have the inlet that imports the washings be washed the pump pressurization, with the washings that import respectively the Guide spray nozzle a plurality of outlets, connect the water flowing portion of these entrance and exits and in this water flowing portion on one side discontinuously rotation stop up the inaccessible parts of outlet on one side successively.These inaccessible parts are provided with and move back and forth and move back and forth therewith the cam mechanism of interlock to a direction rotation predetermined angular between entrance and exits.Rotatablely moving of reciprocating motion by inaccessible parts and the cam mechanism that accompanies therewith optionally switched the water flowing stream that is communicated with a plurality of injection nozzles successively, and the washings that pressurizeed by a washing pump are sprayed from a plurality of injection nozzles.
In this dish cleaning machine,, can reduce noise by can set the ejection pressure of washings from a plurality of injection nozzle jet cleaning water than the lowland.But when the inaccessible parts of the transfer valve that is used to switch the washings runner moved back and forth, inaccessible parts conflict with the parts of outlet can produce very big noise.
Summary of the invention
Dish cleaning machine comprise the sink that constitutes in the mode that can accommodate washings, to sink supply with the washings of washing washings washing pump, discharge the draining pump of the washings that are supplied to sink and drive the control device of washing pump and draining pump from sink.Control device is switching at common operation mode with between than the low quiet operation mode of the noise of common operation mode generation, and one the central mode of washing pump and draining pump that drives is at least moved.
This dish cleaning machine can reduce the noise of generation.
Description of drawings
Fig. 1 is the stereogram of the dish cleaning machine of embodiments of the present invention.
Fig. 2 A and Fig. 2 B are respectively the front cross-sectional view and the side cross-sectional views of the dish cleaning machine of embodiment.
Fig. 3 is the side cross-sectional views of division box of the dish cleaning machine of embodiment.
Fig. 4 A is the plane that the line 4A-4A from division box shown in Figure 3 sees.
Fig. 4 B is the plane that the line 4B-4B from division box shown in Figure 3 sees.
Fig. 4 C is the sectional view of the line 4C-4C of division box shown in Figure 3.
Fig. 4 D is the sectional view of the line 4D-4D of division box shown in Figure 3.
Fig. 5 is the trip map of operation of the dish cleaning machine of expression embodiment.
Fig. 6 represents the rotary speed of draining pump of the dish cleaning machine of embodiment.
Fig. 7 represents the rotary speed of draining pump of the dish cleaning machine of embodiment.
Fig. 8 represents the rotary speed of another kind of draining pump of the dish cleaning machine of embodiment.
Fig. 9 represents the rotary speed of another draining pump of the dish cleaning machine of embodiment.
Figure 10 A and Figure 10 B represent the rotary speed of washing pump of the dish cleaning machine of embodiment.
The specific embodiment
Fig. 1 is the stereogram of the dish cleaning machine 1001 of embodiments of the present invention.Fig. 2 A and Fig. 2 B are respectively the front cross-sectional view and the side cross-sectional views of dish cleaning machine 1001.
Dish cleaning machine 1001 comprises framework 1 and the sink 2 that is arranged in the framework 1.Sink 2 is used for accommodating washings such as tableware.Be provided with opening 1B in the front of framework 1, be used for washings being put into sink 2 or it therefrom being taken out, also be provided with the door 1A that opens or closes opening.When door 1A closes opening 1B, be arranged on the opening 1B hook 1D of 1C place, holding section elasticity engaging on every side, thus, door 1A is with opening 1B locking.Door 1A can be opened by the handle unlocking of operation setting on door 1A.
In sink 2, the tableware basket 48,49 that is used for putting into washings is can be freely to dispose from the mode of sink 2 loading and unloading.Tableware basket 49 is configured in the below of tableware basket 48.Dispose injection nozzle 41~44 in sink 2, this injection nozzle 41~44 has the nozzle bore 41A~44A of the washings jet cleaning water that is used in being placed on tableware basket 48,49 respectively. Injection nozzle 41,42 is arranged on the below of tableware basket 49.Injection nozzle 43 is arranged on the back side of tableware basket 48.Injection nozzle 44 is arranged between tableware basket 48 and the tableware basket 49.Washing pump 4, heater 5 and draining pump 6 have been taken in the space that is positioned at the framework 1 below the sink 2.The inlet 14A of washing pump 4 is connected with the discharge outlet 8 of the bottom that is arranged on sink 2 with the inlet 6A of draining pump 6.The outlet 14B of washing pump 4 is respectively through being connected for water route 56, division box 50 with injection nozzle 41~44 with branch water route 52,53,54.The outlet 6B of draining pump 6 is via the external communications of draining road 59 with framework 1.
From the washings that the outlet 14B of washing pump 4 comes out, feed to a plurality of injection nozzles 41~44 of branch in division box 50, be ejected on the washings that is housed in the tableware basket 48,49 by injection nozzle 41~44 again.The washings that sprayed are discharged and are supplied to the washing pump 4 as washings once more by draining pump 6 from the discharge outlet 8 of sink 2 bottoms and used.Washing pump 4 and draining pump 6 have the guiding motor respectively, and to regulate its power be rotary speed by the frequency of the AC power that applies is controlled.Thus, the displacement of the time per unit of the washings of discharging to the expulsion pressure of the washings that spray from injection nozzle 41~44, by draining road 59 is suitably set.
Bottom in sink 2 is provided with water level detecting portion 10, and the water level of the washings in the sink 2 is detected, and exports as the signal of telecommunication.Be provided with heater 5 in the bottom of sink 2, be used for heated scrub water.Improve the clean result and the wash effect of washings by heated scrub water.Be provided with the thermistor equitemperature test section of being close to 9 in the outside of sink 2 bottoms.Temperature detecting part 9 conducts the temperature that detects washings or the temperature of sink 2 by heat.The back side of the sink 2 in framework 1 is provided with blowing fan 7, and the steam that will produce in sink 2 by the outside that discharge duct 7B is discharged to framework 1, makes washing washings drying afterwards from exhaust outlet 7A.
Dish cleaning machine 1001 is built in the framework 1, comprises the control device 12 of feed water valve 3, washing pump 4, heater 5, draining pump 6, control blowing fan 7.Control device 12 has storage part 20.Control device 12 bases are come control heater 5 in the temperature of temperature detecting part 9 detected washings or sink 2, thereby control the temperature of the washings that heated by heater 5.
Injection nozzle 41,42,44 is supported by axle 45,46,47 respectively, the reaction force when being subjected to from spray- hole 41A, 42A, 44A ejection water and rotating.Injection nozzle 43 is fixed on the back side of sink 2.Washings come out from the outlet 14B of washing pump 4, through water supply road 56 and the branch water route 52,53,54 of division box 50 by being connected with division box 50.Washings by minute water route 52,53 feed to injection nozzle 41,42 respectively.Washings by minute water route 54 feed to injection nozzle 43,44.By the distributive pipe 55 that extends from injection nozzle 43 washings are fed to injection nozzle 44.Injection nozzle 44 is supported on the front end of distributive pipe 55.
Fig. 3 is the side cross-sectional views of division box 50.Fig. 4 A and Fig. 4 B are respectively the line 4A-4A and the observed planes of line 4B-4B of the division box represented from Fig. 3.Fig. 4 C and Fig. 4 D are respectively the line 4C-4C of division box shown in Figure 3 and the sectional view of line 4D-4D.
Division box 50 has valve body 51 and accommodates the valve chamber 58 of valve body 51.Valve body 51 is that the center rotates with rotating shaft 51A, will select one or the optionally order transmission to stipulate to minute water route 52,53 and 54 by the washings of giving water route 56. Divide water route 52,53,54 to be connected with the upper space 50A of division box 50.Be provided with bleeder 57 at upper space 50A.57 places are provided with the branch water opening 57A~57D of relative valve body 51 openings in the bleeder.Divide water opening 57A to be communicated with branch water route 52 on being connected injection nozzle 41.Divide water opening 57B to be communicated with branch water route 53 on being connected injection nozzle 42.Divide water opening 57C to be communicated with branch water route 54 on being connected injection nozzle 43,44.Branch water route 52 on dividing water opening 57D and being connected injection nozzle 41 and branch water route 53 these both sides that are connected on the injection nozzle 42 are communicated with.Dividing water opening 57A~57D is the arranged spaced of center with 90 ° of angles with rotating shaft 51A.
Valve body 51 moves in valve chamber 58 according to the hydraulic pressure of the washings of sending here from washing pump 4.That is, valve body 51 is according to hydraulic pressure, moves between the overstepping one's bounds water level that bleeder 57 was put and left to the branch water level that contacts with bleeder 57 is put.Shown in Fig. 4 B, valve body 51 has notch part 51B.When valve body 51 is positioned at the branch water level and puts, with 3 obstructions among minute water opening 57A~57D, then open remaining of dividing among water opening 57A~57D of notch part 51B.Thus, can not be in the branch water opening 57A~57D that is stopped up by valve body 51 three be transmitted washings, and in the branch water opening 57A~57D that is decontroled by notch part 51B one transmits washings.When valve body 51 was positioned at overstepping one's bounds water level and puts, valve body 51 can not stop up any one among branch water opening 57A~57D.
In valve chamber 58, valve body 51 is put and during overstepping one's bounds water level moves back and forth between putting at a minute water level, top jaw mechanism 61 and lower cam mechanism 62 interactive actions, thus make valve body 51 change the angle position of valve body 51 along rotating shaft 51A rotation.Lower cam mechanism 62 is made of intermeshing notched cam 61A, 61B.Notched cam 61A, 61B remain on valve body 51 on the position of 4 angles setting with 90 ° angle intervals, then do not keep on other angle.Top jaw mechanism 61 constitutes by chevron cam 62A with from the rib shape cam 62B of the radial extension of rotating shaft 51A.Chevron cam 62A is arranged on the valve body 51, and is relative with bleeder 57.Rib shape cam 62B also works as the next door of composition water opening 57A~57D is divided in bleeder 57.
The action of division box 50 then is described.By the valve body 51 that overstepping one's bounds water level is put that is positioned at of lower cam mechanism 62 maintenances, pressed to the top by the hydraulic pressure of the washings of sending into by water supply road 56, move to the branch water level and put and bleeder 57 butts.At this moment, the inclined-plane 162A of chevron cam 62A and rib shape cam 62B butt, make valve body 51 around rotating shaft 51A rotation greater than 0 less than 90 ° angle A 1.When valve body 51 contacts with bleeder 57, then stop up 3 among the 57A~57D of bleeder, remaining one is open at notch part 51B.When the hydraulic pressure step-down by giving the washings that water route 56 sends into or when not having washings to send into, valve body 51 is put to a minute water level and is fallen and move, by lower cam mechanism 62 around rotating shaft 51A rotation greater than 0 less than 90 ° angle A 2.Angle A 1 and A2 sum are 90 °.That is, valve body 51 is put and and the branch water level of bleeder 57 butts when making a round trip between putting, just around rotating shaft 51A half-twist at the overstepping one's bounds water level that is kept by lower cam mechanism 62.The result is that valve body 51 is opened each of dividing among water opening 57A~57D successively, and stops up the remaining branch water opening in the open branch water opening.Therefore, the washings of sending here from washing pump 6 by division box 50 are sent to injection nozzle 41 and are not sent to injection nozzle 42~44, be sent to injection nozzle 41,42 afterwards and be not sent to injection nozzle 43,44, be sent to injection nozzle 42 afterwards and be not sent to injection nozzle 41,43,44, be sent to injection nozzle 43,44 afterwards and be not sent in the injection nozzle 41,42.Later on washings similarly are switched in proper order with this and are sent to injection nozzle 41~44 and injected.
As shown in Figure 3, preferably on the face 57E relative, be fixed with elastomeric element 63 with the valve body 51 of bleeder 57.This elastomeric element 63 is made of such materials with impact and enhanced water resistance of rubber type of material such as fluorine-type resin materials such as polytetrafluoroethylene (PTFE) or SBs.Impulsive force when elastomeric element 63 can relax valve body 51 and bleeder 57 butts can reduce the noise that produce this moment.Further, by elastomeric element 63 being pressed on the bleeder 57, can improve the impermeability between valve body 51 and the bleeder 57 with valve body 51.
From the hydraulic pressure of washing pump 4 washing water supplied, be set at the predetermined value that to give full play to washing force.Eject washings by division box 50 from the place of change successively, the whole washings that are contained in the sink 2 are cleaned with enough washing forces.
Control device 12 control feed water valves 3, washing pump 4, heater 5, draining pump 6, blowing fan 7 are carried out washing stroke, rinsing stroke and dry trip.In addition, the dish cleaning machine 1001 of present embodiment there is no need to carry out dry trip.Dish cleaning machine 1001 as washing procedure, has common operation mode and quiet operation mode.The noise that the noise that produces during according to the operation of quiet operation mode when dish cleaning machine 1001 produces less than according to common operation mode operation the time.In common operation mode, the operator can be from standard procedure (course) thereby, the soft process of low temperature, a small amount of process, select required washing process that washings is washed the multiple washing process such as process fast.Washing procedure is stored in the storage part 20 of control device 12 as control program.Operator's operating operation panel 13 is selected the operation mode of hope from common operation mode and quiet operation mode, select various washing process.Control device 12 utilizes the control program control corresponding with operation mode of selecting and washing process and drives feed water valve 3, washing pump 4, heater 5, draining pump 6 and blowing fan 7.Usually whenever operation mode and quiet operation mode all can switch, and switch to quiet operation mode in the selected moment from common operation mode basically, perhaps switch to common operation mode from quiet operation mode.That is, control device 12 to be can switching between the lower quiet operation mode of common operation mode and the noise that produces than common operation mode, and at least one the mode that drives in washing pump 4 and the draining pump 6 is moved.
The following describes the operation of dish cleaning machine 1001.Fig. 5 represents the operation of dish cleaning machine 1001.Dish cleaning machine 1001 order is according to this implemented washing stroke, rinsing stroke and dry trip.
The dish cleaning machine 1001 of present embodiment is implemented once washing step S1 and washing step S1 drain step S2 afterwards in washing stroke.In washing step S1, washings is washed thereby the washings that are mixed with washing agent are sprayed to washings such as tableware from the nozzle bore 41A~44A of injection nozzle 41~44.At this moment, control device 12 also can drive heater 5 heated scrub water.The washings that washed washings are discharged to the outside of framework 1 via draining road 59 by draining pump 6 in drain step S2.
Dish cleaning machine 1001 as the rinsing stroke, is implemented drain step S4, S6, S8 after 3 normal temperature rinse step S3, S5, S7 and normal temperature rinse step S3, S5, the S7 respectively after the drain step S2 of washing stroke.The washings that are not mixed with washing agent in normal temperature rinse step S3, S5, S7 spray to washings with its rinsing from nozzle 41~44.At this moment, control device 12 does not utilize heater 5 heated scrub water.After normal temperature rinse step S3, S5, S7, washings are discharged to the outside of framework 1 via draining road 59 by draining pump 6 in drain step S4, S6, S8.As the rinsing stroke after the drain step S8, dish cleaning machine 1001 is implemented heating rinse step S9 and drain step S10.In heating rinse step S9, the washings that are not mixed with washing agent spray to washings from nozzle 41~44 it are carried out rinsing.At this moment, control device 12 utilizes heater 5 heated scrub water.After heating rinse step S9, in drain step S10, washings are discharged to the outside of framework 1 via draining road 59 by draining pump 6.
Dish cleaning machine 1001 is implemented the drying steps S11 with the washings drying after the drain step S10 of rinsing stroke.In drying steps S11, the steam that control device 12 driving blowing fans 7 will produce in sink 2 makes the washings drying from the outside that exhaust outlet is discharged to framework 1.But, can implement drying steps S11 based on the dish cleaning machine 1001 of present embodiment.
In washing step S1, normal temperature rinse step S3, S5, S7 and heating rinse step S9, at first, control device 12 is opened feed water valve 3, bottom storage washings at sink 2, afterwards, drive washing pump 4, supply with washings to injection nozzle 41~44 by division box 50.The washings that supply to injection nozzle 41~44 spray to the washings that is housed in the tableware basket 48,49, wash this washings and rinsing.Division box 50 is optionally supplied with the washings of storage to injection nozzle 41~44.Washings accumulate in the bottom of sink 2 once more, utilize washing pump 4 once more it to be fed to injection nozzle 41~44 and recycle.In drain step S2, S4, S6, S8, control device 12 drives washings that draining pumps 6 will accumulate in the bottom of sink 2 are discharged to framework 1 via draining road 59 from discharge outlet 8 outside.
In the dish cleaning machine 1001 of present embodiment, the operator utilizes the guidance panel 13 of the front that is arranged on framework 1, can carry out the switching between common operation mode and the quiet operation mode at any time.In quiet operation mode, control device 12 makes the rotary speed of washing pump 4, draining pump 6 and blowing fan 7 be lower than common operation mode, makes the noise in washing stroke and the generation of rinsing stroke be lower than common operation mode.
The following describes the operation of the drain step of dish cleaning machine 1001 under common operation mode.Fig. 6 is illustrated in the rotary speed of draining pump 6 of drain step S2, S4, S6, S8 and the S10 of common operation mode.As washing step S1 or rinse step S3, S5, when S7, S9 finish, control device 12 stops washing pump 4, starts draining pump 6 beginning drain step.When the beginning drain step, control device 12 thinks that the rotary speed R1 of 3000rpm drives draining pump 6 in the T1 at first at the appointed time.After this, be the secondary rotary speed R2 driving draining pump 6 discharge washings of 1500rpm with what be lower than a rotary speed R1.Afterwards, the moment TP1 that the washings that accumulate in the bottom of sink 2 tail off, control device 12 stops draining pump 6, and washings are focused on discharge outlet 8.Focus on the moment TP2 of discharge outlet 8 at washings, control device 12 makes draining pump 6 be elevated to three rotary speed R3 into 3500rpm rapidly, and the washings that focus on discharge outlet 8 are discharged rapidly.Afterwards, at moment TP3, the washings that accumulate in the sink 2 all are discharged from, and control device 12 stops draining pump 6, finish drain step.At this moment, draining pump 6 is driven with three the rotary speed R3 (3500rpm) that are higher than a rotary speed R1 and produces noise.In addition, because the amount of washings seldom at this moment,, air further produces noises so can entering draining pump 6 from inlet 8A.In addition, in the dish cleaning machine 1001 of present embodiment, the operation of the draining pump 6 of operation mode is not limited to operation shown in Figure 6 usually.
Then, the operation to the drain step of the quiet operation mode of dish cleaning machine 1001 describes.The rotary speed of the draining pump 6 of drain step S2, S4, S6, S8 and S10 when Fig. 7 is illustrated in quiet operation mode.As washing step S1 or rinse step S3, S5, when S7, S9 finish, control device 12 stops washing pump 4, starts draining pump 6 beginning drain step.When the beginning drain step, the control device 12 interior rotary speed R101 with 3000rpm of T101 at first at the appointed time drives draining pump 6.At the few moment TP101 of quantitative change of the washings of the bottom that accumulates in sink 2, control device 12 drives draining pump 6 with the rotary speed R102 of the 1500rpm lower than rotary speed R101, and the washings of periphery that accumulate in the discharge outlet 8 of sink 2 are discharged.Discharge the washings that all accumulate in the sink 2 at moment TP102 afterwards, then, control device 12 stops draining pump and finishes drain step.
As mentioned above, control device 12 moves in the mode that repeatedly drives washing pump 4 supply with washings in sink 2 and spray to the stroke of washings.In addition, control device 12 moves in the following manner: supplies with the mode of discharging washings after the stroke that washings spray to washings from sink 2 repeatedly carry out to drive washing pump 4 respectively to sink 2 in, repeatedly carry out the stroke of driving draining pump 6 from sink 2 discharge washings.In addition, control device at least once moves in the mode of silent mode driving draining pump 6 to drive draining pump 6 from the repeatedly stroke of sink 2 discharge washings.
In addition, as mentioned above, in quiet operation mode, control device 12 moves in the following manner: after the rotary speed of draining pump 6 is set at a rotary speed R101 draining pump 6 is driven, the rotary speed of draining pump 6 is reduced to than the low secondary rotary speed R102 of rotary speed R101 and drives draining pump 6 from rotary speed R101.Afterwards, control device 12 moves in the following manner: drive draining pump 6 with the rotary speed that is no more than secondary rotary speed R102, up to discharge the washings end from sink 2 till.
In common operation mode shown in Figure 6, in the moment of beginning drain step, control device 12 drives draining pump 6 with three rotary speed R3 that are higher than a rotary speed R1.In quiet operation mode shown in Figure 7, control device 12 drives draining pump 6 at moment TP101 with secondary rotary speed R102, and the moment TP102 that from then on begins to finish up to drain step does not drive draining pump with the rotary speed that is higher than rotary speed R102.Thus, in dish cleaning machine 1001, under quiet operation mode, compare the noise that can reduce generation with common operation mode.
Utilizing quiet operation mode shown in Figure 7 to drive under the situation of draining pump 6, to compare with common operation mode shown in Figure 6, the discharge ability of washings reduces.By setting efflux time TS shown in Figure 7 longer than TN shown in Figure 6, then can be from sink 2 the emptying washings.
Fig. 8 represents the rotary speed of the draining pump 6 in the another kind of drain step of quiet operation mode of dish cleaning machine 1001 of present embodiment.In Fig. 8,, omit its explanation for paying same cross reference number with rotary speed shown in Figure 7, constantly identical parameter.In common operation mode shown in Figure 6, control device 12 is reduced to secondary rotary speed R2 with the rotary speed of draining pump 6 from a rotary speed R1 with inclination SL1 at moment TP1.In quiet operation mode shown in Figure 8, control device 12 at moment TP101 the rotary speed of draining pump 6 is reduced to secondary rotary speed R102 from a rotary speed R101 than the littler inclination SL2 of inclination SL1.Thus, dish cleaning machine 1001 is compared the noise that can reduce generation with common operation mode under quiet operation mode.
Fig. 9 represents the rotary speed of the draining pump 6 in another drain step of quiet operation mode of dish cleaning machine 1001 of present embodiment.In Fig. 9,, omit its explanation for paying same cross reference number with rotary speed shown in Figure 7, constantly identical parameter.As shown in Figure 9, in quiet operation mode, control device 12 makes the rotary speed of draining pump after a rotary speed R101 is reduced to secondary rotary speed R102 at moment TP101, stop draining pump 6.Afterwards, control device 12 starts draining pump 6 and drives with three rotary speed R103.Three times rotary speed R103 is not more than secondary rotary speed R102.Thus, dish cleaning machine 1001 just can be compared the noise of reduction generation with common operation mode in quiet operation mode.In addition, in quiet operation mode shown in Figure 9, control device 12 also can make draining pump 6 be reduced to secondary rotary speed R102 from a rotary speed R101 with the slope littler than inclination SL1 at moment TP101.
In the dish cleaning machine 1001 of present embodiment, can not be but at least one drain step therein at all drain step S2, S4, S6, S8, S10 yet, control device 12 drives draining pump 6 like that shown in one of among Fig. 7~Fig. 9.For example, control device 12 also can drive draining pump 6 like that at drain step S2, S4, S6, S8 shown in one of among Fig. 7~Fig. 9, drive draining pump 6 then in drain step S10 as shown in Figure 6.Drive draining pump for which drain step in drain step S2, S4, S6, S8, S10 with quiet operation mode, can utilize the control program of the storage part 20 that is stored in control device 12 to set in advance.
In the dish cleaning machine 1001 of present embodiment, in washing stroke shown in Figure 5 and rinsing stroke, the guidance panel 13 of the front that the operator can be by being arranged on framework 1 at any time switches mutually common operation mode and quiet operation mode.In the dish cleaning machine 1001 of present embodiment, during implementing drain step S2, S4, S6, S8,, can not be transformed into quiet operation mode immediately even switch to quiet operation mode from common operation mode with common operation mode yet.Promptly, in dish cleaning machine 1001, implementing to switch under the situation of quiet operation mode from common operation mode during the drain step S2 with common operation mode, control device 12 is implemented drain step S4, S6, S8, S10 from rinse step S3 with quiet operation mode.Implementing to switch under the situation of quiet operation mode from common operation mode during the drain step S4 with common operation mode, control device 12 just begins to implement drain step S6, S8, S10 with quiet operation mode from rinsing stroke S5.Switch under the situation of quiet operation mode from common operation mode during with common operation mode enforcement drain step S6, control device 12 begins to implement drain step S8, S10 with quiet operation mode from rinse step S7.Implementing to switch under the situation of quiet operation mode from common operation mode during the drain step S8 with common operation mode, control device 12 begins with quiet operation mode operation drain step S10 from rinse step S9.Like this, in dish cleaning machine 1001, implement drain step during switch under the situation of quiet operation mode from common operation mode, control device 12 just from then on the next rinse step of drain step begin with quiet operation mode operation rinse step and drain step.
Like this, in driving the way of draining pump 6, switch under the situation of quiet operation mode from common operation mode with the one stroke of washings from the repeatedly stroke that sink 2 is discharged, control device 12 begins with the stroke next time of this one stroke from stroke repeatedly, and the mode that drives draining pump 6 with quiet operation mode is moved.Thus, can avoid during driving draining pump driving draining pump 6 and causing problem because of switching to quiet operation mode with common operation mode.
In dish cleaning machine 1001, because the rotary speed of draining pump 6 is not higher than secondary rotary speed R102 in drain step, so under the state that washings are almost all discharged, can not produce the sound that air is ingested.
In dish cleaning machine 1001,, just the washings in the sink 2 can be discharged and finish by being provided with longlyer with the water discharge time of quiet operation mode operation than common operation mode.
The operation of washing pump 4 then, is described.Figure 10 A and Figure 10 B are illustrated respectively in the rotary speed of the washing pump 4 under common operation mode and the quiet operation mode.
Shown in Figure 10 A, implement at common operation mode under the situation of washing step S2 or rinse step S4, S6, S8, S9, control device 12 with the first rotary speed climbing QL1 for example 2100rpm/sec make the rotary speed of washing pump 4 be elevated to for example 4200rpm of the first rotary speed Q1.Shown in Figure 10 B, implement at quiet operation mode under the situation of washing step S2 or rinse step S4, S6, S8, S9, control device 12 with than the slower second rotary speed climbing QL2 of the first rotary speed climbing QL1 for example 450rpm/sec make the rotary speed of washing pump 4 be elevated to for example 3600rpm of the second rotary speed Q2.Thus, control device 12 can more undisturbedly start washing pump 4 than common operation mode at quiet operation mode.
As shown in Figure 10 A, rotary speed with washing pump 4 control device 12 under the common operation mode starts (げ on the upright Chi) time T 201 (for example 2 seconds) first during rises to the first rotary speed Q1, promptly drives supply-water pump 4 with the first rotary speed Q1 afterwards.In addition, shown in Figure 10 B, during second T202 start-up time (for example 8 seconds), the rotary speed of washing pump 4 is risen to the second rotary speed Q2, promptly drive supply-water pump 4 afterwards with the second rotary speed Q1 at control device 12 under the quiet operation mode.Promptly, in the dish cleaning machine of present embodiment, under the quiet operation mode shown in Figure 10 B, T202 start-up time (for example 8 seconds) that washing pump 4 reaches the second rotary speed Q2 sets longlyer than T201 start-up time (for example 2 seconds) of the common operation mode shown in Figure 10 A.Control device 12 just can more undisturbedly start washing pump 4 than common operation mode at quiet operation mode thus.
In addition, the second rotary speed Q2 under the quiet operation mode sets lowlyer than the first rotary speed Q1 under the common operation mode.Therefore, drive washing pump 4 during, promptly in washing step S1 or rinse step S3, S5, S7, S9, quiet operation mode can more undisturbedly drive washing pump 4 than common operation mode.
In addition, in the dish cleaning machine 1001 of present embodiment, control device 12 can drive draining pump 6 and washing pump 4 these both sides with common operation mode and quiet operation mode.In the dish cleaning machine 1001 of present embodiment, control device 12 also can drive at least one side in draining pump 6 and the washing pump 4 with common operation mode and quiet operation mode.Thus, during the washing pump 4 that drives washing step S1 and rinse step S3, S5, S7, S9 and driving drain step S2, S4, S6, S8, S10 draining pump 6 during at least one during, can reduce the noise of generation.

Claims (8)

1. a dish cleaning machine is characterized in that, comprising:
The sink that constitutes in the mode of accommodating washings;
Supply with the washing pump of the washings of the described washings of washing to described sink;
The draining pump of the washings of described sink from described sink discharge will be supplied to; With
Drive the control device of described washing pump and described draining pump, wherein
Described control device moves as follows:
Can between the low quiet operation mode of common operation mode and the noise that produces than described common operation mode, switch, and in described washing pump and the described draining pump at least one driven;
Under described common operation mode, in first start-up time, the rotary speed of described washing pump is brought up to after first rotary speed, drive described washing pump with described first rotary speed;
Under described quiet operation mode, in second start-up time longer, the rotary speed of described washing pump is brought up to than after the second low rotary speed of described first rotary speed, driven described washing pump with described second rotary speed than described first start-up time.
2. dish cleaning machine as claimed in claim 1 is characterized in that:
Described control device moves in the following manner:
Repeatedly carry out and drive described washing pump, be supplied in the described sink described washings and the stroke that contacts with described washings,
repeatedly carry out to drive described washing pump respectively, described washings are supplied in the described sink and with stroke that described washings contacts after, in the mode that described washing water supplied is discharged from described sink, the stroke that repeatedly carry out to drive described draining pump, described washing water supplied is discharged from described sink
Drive described draining pump, with described washing water supplied from the repeatedly stroke that described sink is discharged, at least once drive described draining pump with described silent mode.
3. dish cleaning machine as claimed in claim 2 is characterized in that:
Described control device moves in the following manner under described quiet operation mode:
After the rotary speed with described draining pump is set at a rotary speed and drives described draining pump, the rotary speed of described draining pump is reduced to the secondary rotary speed that is lower than a described rotary speed and drives described draining pump from a described rotary speed
Afterwards, drive described draining pump, finish up to described washing water supplied is discharged from described sink with the rotary speed that is no more than described secondary rotary speed.
4. dish cleaning machine as claimed in claim 2 is characterized in that:
Under described quiet operation mode up to described washing water supplied is discharged the time of finishing from described sink, than long up to described washing water supplied is discharged the time of finishing from described sink under described common operation mode.
5. dish cleaning machine as claimed in claim 2 is characterized in that:
Described control device moves in the following manner: discharge from described sink in the way of the one stroke the repeatedly stroke of described washing water supplied driving described draining pump, switch under the situation of described quiet operation mode from described common operation mode, the next stroke of the described one stroke from described repeatedly stroke begins, and drives described draining pump with described quiet operation mode.
6. dish cleaning machine as claimed in claim 1 is characterized in that:
Described control device moves in the following manner:
Under described common operation mode, with first maximum momentary speed variation rotary speed of described washing pump is brought up to after described first rotary speed, drive described washing pump with described first rotary speed,
Under described quiet operation mode,, drive described washing pump with described second rotary speed the rotary speed of described washing pump is brought up to after described second rotary speed than the slower second speed climbing of described first maximum momentary speed variation.
7. dish cleaning machine as claimed in claim 1 is characterized in that, also comprises:
Has the division box that is provided with the bleeder that optionally makes a plurality of minutes water openings that the described washings supplied with from described washing pump pass through; With
With described a plurality of minutes water opening a plurality of nozzles that be connected respectively, that will in described sink, spray from the described washings that described washing pump is supplied with, wherein
Described division box has:
Hydraulic pressure according to the described washings of supplying with from described washing pump, and the branch water level of the described bleeder butt overstepping one's bounds water level of putting and leave described bleeder move between putting, open described a plurality of minutes at least one valve body that divide water opening and stop up other branch water opening in the water opening; With
Follow described valve body to put and described overstepping one's bounds water level moving between putting, change the angle position of described valve body at described minute water level, thus change by described valve body open described at least one divide the cam mechanism of water opening.
8. dish cleaning machine as claimed in claim 7 is characterized in that:
Described division box also has the elastomeric element on the face relative with described valve body that is fixed on described bleeder.
CN2008100741215A 2007-02-14 2008-02-14 Dishware washing machine Expired - Fee Related CN101243961B (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2007033099A JP2008194269A (en) 2007-02-14 2007-02-14 Dishwasher
JP2007-033099 2007-02-14
JP2007033099 2007-02-14
JP2007033098A JP4388086B2 (en) 2007-02-14 2007-02-14 Dishwasher
JP2007-033098 2007-02-14
JP2007033098 2007-02-14

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CN101243961A CN101243961A (en) 2008-08-20
CN101243961B true CN101243961B (en) 2010-09-15

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CN (1) CN101243961B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL2181636T3 (en) * 2008-10-31 2017-02-28 Electrolux Home Products Corporation N.V. Method for operating a dishwasher
CN104980067B (en) * 2014-04-11 2018-01-30 常州雷利电机科技有限公司 Draining pump DC Brushless Motor system and its control method and control device
CN110522383A (en) * 2019-09-23 2019-12-03 珠海格力电器股份有限公司 Dish washing machine control method and device, storage medium and dish washing machine
CN110974104B (en) * 2019-12-13 2020-12-25 珠海格力电器股份有限公司 Dish washing machine water supplementing control method and device, storage medium and dish washing machine

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JP4388086B2 (en) 2009-12-24
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