CN105266735A - Dishwasher and control method thereof - Google Patents
Dishwasher and control method thereof Download PDFInfo
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- CN105266735A CN105266735A CN201510648374.9A CN201510648374A CN105266735A CN 105266735 A CN105266735 A CN 105266735A CN 201510648374 A CN201510648374 A CN 201510648374A CN 105266735 A CN105266735 A CN 105266735A
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Abstract
The invention discloses a dishwasher and a control method thereof. The dishwasher comprises a liner and a weight sensor used for weighing the liner in real time. The method comprises the steps as follows: acquiring the initial liner weight of the dishwasher after the dishwasher starts working; making the dishwasher go into a water feeding stage, and acquiring the current liner weight of the dishwasher in real time; judging whether a first difference between the current liner weight and the initial liner weight is greater than or equal to a first preset weight; and making water feeding to the dishwasher stop if the first difference is greater than or equal to the first preset weight. Therefore, whether the water feeding process ends can be controlled automatically through the weight sensor, and water feeding can be controlled by the weight sensor only. The product cost is reduced, the market competitiveness of products is improved, and the user experience is improved.
Description
Technical field
The present invention relates to washing technical field of electric appliances, particularly a kind of control method of dish-washing machine and a kind of dish-washing machine performing the method.
Background technology
Along with the development of household electric appliances, more and more higher for the intelligentized requirement of household electrical appliances.In the related, for realizing many-sided intellectuality, by increasing multiple measurement mechanism in household electrical appliances, thus greatly improve the manufacturing cost of product, be unfavorable for market competition, such as, household electrical appliances in correlation technique are controlled water inlet by pressure switch and flowmeter and are utilized foam testing circuit and jogging switches measurement seepage fault.
To sum up, correlation technique needs to improve.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, one object of the present invention is the control method proposing a kind of dish-washing machine, and the method reduces the cost of product while ensureing intelligent product.
Another object of the present invention is to propose a kind of dish-washing machine.
For achieving the above object, one aspect of the present invention embodiment proposes a kind of control method of dish-washing machine, described dish-washing machine comprises inner bag and measures the weight sensor of inner bag weight in real time, said method comprising the steps of: after described dish-washing machine is started working, obtain the initial inner bag weight of described dish-washing machine; Control described dish-washing machine and enter fill phase, and the current inner bag weight of bowl machine described in Real-time Obtaining; Judge whether the first difference between described current inner bag weight and described initial inner bag weight is more than or equal to the first preset weight; If described first difference is more than or equal to described first preset weight, then controls described dish-washing machine and stop water inlet.
According to the control method of the dish-washing machine that the embodiment of the present invention proposes, after dish-washing machine is started working, obtain the initial inner bag weight of dish-washing machine, and control dish-washing machine enter fill phase after the current inner bag weight of Real-time Obtaining bowl machine, and judge whether the first difference between current inner bag weight and described initial inner bag weight is more than or equal to the first preset weight, if the first difference is more than or equal to the first preset weight, then control dish-washing machine and stop water inlet, thus, automatically can control water inlet process by weight sensor whether to terminate, and only need weight sensor can realize water inlet control, reduce product cost, improve the competitiveness of product in market, promote the experience of user.
According to some embodiments of the present invention, before the initial inner bag weight obtaining described dish-washing machine, also comprise: control described dish-washing machine draining Preset Time.
According to some embodiments of the present invention, after the described dish-washing machine of control stops water inlet, also comprise: control described dish-washing machine and enter the washing stage, and obtain a N continuous inner bag weight of described weight sensor measurement; Variation tendency according to a described N continuous inner bag weight judges whether described dish-washing machine seepage fault occurs, and sends a warning when judging described dish-washing machine generation seepage fault.
Thus, automatically control water inlet process and seepage fault verification by weight sensor, reduce product cost further, improve the competitiveness of product in market.
According to some embodiments of the present invention, the variation tendency according to a described N continuous inner bag weight judges whether described dish-washing machine seepage fault occurs, and specifically comprises: judge whether the 1st inner bag weight reduces one by one to N number of inner bag weight; If described 1st inner bag weight reduces one by one to described N number of inner bag weight, then judge further whether described 1st the second difference between inner bag weight and described N number of inner bag weight is more than or equal to the second preset weight; If described second difference is more than or equal to described second preset weight, then judge described dish-washing machine generation seepage fault.
According to some embodiments of the present invention, when obtaining N continuous that described weight sensor measures inner bag weight, also comprise: judge whether described dish-washing machine is in door opening state, malfunction or bleeding stage; If so, then a described N continuous inner bag weight is again obtained.
For achieving the above object, the present invention proposes a kind of dish-washing machine on the other hand, comprising: inner bag, the weight sensor of real-time measurement inner bag weight, controller, described controller is connected with described weight sensor, described controller is used for after described dish-washing machine is started working, obtain the initial inner bag weight of described dish-washing machine, and control described dish-washing machine and enter fill phase, and after described dish-washing machine enters fill phase, the current inner bag weight of bowl machine described in Real-time Obtaining, and judge whether the first difference between described current inner bag weight and described initial inner bag weight is more than or equal to the first preset weight, if described first difference is more than or equal to described first preset weight, then control described dish-washing machine and stop water inlet.
According to the dish-washing machine that the embodiment of the present invention proposes, after dish-washing machine is started working, controller obtains the initial inner bag weight of dish-washing machine, and control dish-washing machine enter fill phase after the current inner bag weight of Real-time Obtaining bowl machine, and judge whether the first difference between current inner bag weight and described initial inner bag weight is more than or equal to the first preset weight, if the first difference is more than or equal to the first preset weight, then control dish-washing machine and stop water inlet, thus, automatically can control water inlet process by weight sensor whether to terminate, and only need weight sensor can realize water inlet control, reduce product cost, improve the competitiveness of product in market, promote the experience of user.
According to some embodiments of the present invention, before the initial inner bag weight obtaining described dish-washing machine, described controller also controls described dish-washing machine draining Preset Time.
According to some embodiments of the present invention, after the described dish-washing machine of control stops water inlet, described controller also for: control described dish-washing machine and enter the washing stage, and obtain a N continuous inner bag weight of weight sensor measurement, and judge whether described dish-washing machine seepage fault occurs according to the variation tendency of a described N continuous inner bag weight, and send a warning when judging described dish-washing machine generation seepage fault.
Thus, automatically control water inlet process and seepage fault verification by weight sensor, reduce product cost further, improve the competitiveness of product in market.
According to some embodiments of the present invention, when judging whether described dish-washing machine seepage fault occurs according to the variation tendency of a described N continuous inner bag weight, described controller specifically for: judge whether the 1st inner bag weight reduces one by one to N number of inner bag weight, if described 1st inner bag weight reduces one by one to described N number of inner bag weight, then judge further whether described 1st the second difference between inner bag weight and described N number of inner bag weight is more than or equal to the second preset weight, if described second difference is more than or equal to described second preset weight, then judge described dish-washing machine generation seepage fault.
According to some embodiments of the present invention, when obtaining N continuous that described weight sensor measures inner bag weight, described controller also for: judge whether described dish-washing machine is in door opening state, malfunction or bleeding stage, if so, then again obtain a described N continuous inner bag weight.
According to some embodiments of the present invention, under the chassis that described weight sensor is arranged on described dish-washing machine or inner bag.
Accompanying drawing explanation
Fig. 1 is the flow chart of the control method of dish-washing machine according to an embodiment of the invention;
Fig. 2 is the flow chart of the control method of dish-washing machine according to the present invention's specific embodiment;
Fig. 3 is the flow chart of the control method of dish-washing machine in accordance with another embodiment of the present invention;
Fig. 4 is the flow chart of the control method of dish-washing machine according to another specific embodiment of the present invention;
Fig. 5 is the block diagram of the dish-washing machine according to the embodiment of the present invention;
Fig. 6 is the position view of weight sensor in the dish-washing machine according to the present invention's specific embodiment;
Fig. 7 is the schematic diagram of the dish-washing machine middle controller according to the present invention's specific embodiment.
Reference numeral:
Weight sensor 10, chassis 11, controller 20, signal processing unit 21 and control unit 22.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to the accompanying drawings the control method of a kind of dish-washing machine that the embodiment of the present invention proposes and a kind of dish-washing machine performing the method are described.
Fig. 1 is the flow chart of the control method of dish-washing machine according to an embodiment of the invention.Dish-washing machine comprises the inner bag placing tableware and the weight sensor measuring inner bag weight in real time.Wherein, under the chassis that weight sensor can be arranged on dish-washing machine or inner bag, weight sensor can be one or more, and as shown in Figure 6, weight sensor can be 4, and 4 weight sensors can be separately positioned on 4 feets on dish-washing machine chassis.
As shown in Figure 1, the control method of the dish-washing machine of the embodiment of the present invention comprises the following steps:
S1: after dish-washing machine is started working, obtains the initial inner bag weight of dish-washing machine.
According to one embodiment of present invention, dish-washing machine can comprise man-machine interaction panel, man-machine interaction panel can arrange multiple function button, wherein, dish-washing machine can obtain the instruction of user's input according to the trigger state of function button, in other words, user is by pressing function button to input corresponding instruction.
Particularly, man-machine interaction panel can arrange beginning button, and after user presses beginning button, dish-washing machine receives the sign on of user's input, and dish-washing machine is started working.After dish-washing machine is started working, the controller of dish-washing machine can receive the weight signal of weight sensor transmission immediately, and obtains the initial inner bag weight of dish-washing machine according to weight signal.
In addition, man-machine interaction panel also can arrange startup button, after user presses startup button, dish-washing machine receives the enabled instruction of user's input, and dish-washing machine enters holding state, and user can start to operate dish-washing machine.
It should be noted that, in embodiments of the present invention, judge whether that controlling dish-washing machine starts working by the beginning trigger state of button or the open and-shut mode of dish washing machine door, namely speech control dish-washing machine when beginning button is triggered or dish washing machine door is closed is started working.
S2: control dish-washing machine and enter fill phase, and the current inner bag weight of Real-time Obtaining bowl machine.
According to one embodiment of present invention, dish-washing machine also can comprise water intaking valve, after the initial inner bag weight obtaining dish-washing machine, the water intaking valve controlling dish-washing machine opens to intake to inner bag, namely control dish-washing machine and enter fill phase, and the inner bag weight of dish-washing machine measured in real time by weight sensor in water inlet process, to make the current inner bag weight of dish-washing machine Real-time Obtaining.
S3: judge whether the first difference between current inner bag weight and initial inner bag weight is more than or equal to the first preset weight.
S4: if the first difference is more than or equal to the first preset weight, then control dish-washing machine and stop water inlet.
That is, in water inlet process, along with the water yield entering inner bag increases, inner bag weight also constantly increases, according to the first difference between current inner bag weight and initial inner bag weight, the current inner bag weight of so real-time measurement, can judge whether that controlling water intaking valve closes to stop intaking.
It should be noted that, the inflow that the first preset weight can set in the program performed by dish-washing machine obtains.Such as, when dish-washing machine performs program semi-load, the inflow of dish-washing machine setting is Xkg, and namely the first preset weight can be Xkg; When dish-washing machine performs complete year program, the inflow of dish-washing machine setting is Ykg, and namely the first preset weight can be Ykg, and Y is more than or equal to X.
Specifically, after user presses startup button, dish-washing machine enters holding state, and user can start load tableware and operate dish-washing machine.Afterwards, after user presses beginning button or closes dish washing machine door, dish-washing machine is started working, and obtains the inner bag carrying capacity of dish-washing machine and the weight of the interior tableware placed of dishwasher machine, and the inner bag weight that now weight sensor is measured can be used as the initial inner bag weight of dish-washing machine.Then, the water intaking valve controlling dish-washing machine again opens to intake to inner bag, in water inlet process, the inner bag weight of dish-washing machine measured in real time by weight sensor, with the current inner bag weight of Real-time Obtaining, and current inner bag weight is deducted initial inner bag weight to obtain the first difference, if the first difference is more than or equal to the first preset weight, then illustrate that water inlet completes, water intaking valve can be controlled and close to stop water inlet; If the first difference is less than the first preset weight, then continue water inlet.
Thus, whether the control method of the dish-washing machine of the embodiment of the present invention, automatically can control water inlet process by weight sensor and terminate, and only need weight sensor can realize water inlet control, reduce product cost, improve the competitiveness of product in market, promote the experience of user.
Further, according to one embodiment of present invention, before the initial inner bag weight obtaining dish-washing machine, the control method of dish-washing machine also comprises: control dish-washing machine draining Preset Time.That is, water at the end of upper once washing in dish-washing machine may all not discharge, first draining was carried out like this before the initial inner bag weight obtaining dish-washing machine, in other words, dish-washing machine start working after first step be exactly draining, thus obtain initial inner bag weight accurately, and then accurately judge inflow, realize intaking accurately control.
Specifically, after dish-washing machine is started working, the controller of dish-washing machine can send drain signal immediately and open to control draining valve, dish-washing machine starts draining, draining complete i.e. water discharge time reach Preset Time time, controller can send water inlet signal and open to control water intaking valve, send simultaneously and stop drain signal to control drain shut valve, thus draining completes.
As mentioned above, according to the embodiment of Fig. 2, the inflow of the embodiment of the present invention judges to comprise the following steps:
S101: dish-washing machine enters holding state.
S102: judge whether dish-washing machine starts working, namely judges whether to receive sign on or detect that dish washing machine door is closed.
If so, then step S103 is performed; If not, then step S101 is returned.
S103: control dish-washing machine and start draining.
S104: judge whether water discharge time reaches Preset Time.
If so, then step S105 is performed; If not, then step S103 is returned.
S105: stop draining, obtains the initial inner bag weight N1 of dish-washing machine.
S106: control dish-washing machine and enter fill phase, and the current inner bag weight N2 of Real-time Obtaining dish-washing machine.
S107: judge whether the first difference N2-N1 between current inner bag weight N2 and initial inner bag weight N1 is more than or equal to the first preset weight NS.
If so, then step S108 is performed; If not, then step S106 is returned.
S108: fill phase terminates, controls dish-washing machine and stops water inlet.
The determination methods of the seepage fault of the embodiment of the present invention is described below in conjunction with Fig. 3 and Fig. 4.
According to another embodiment of the invention, as shown in Figure 3, after control dish-washing machine stops water inlet, the control method of dish-washing machine also comprises:
S5: control dish-washing machine and enter the washing stage, and obtain a N continuous inner bag weight of weight sensor measurement.
Wherein, dish-washing machine can be controlled in the washing stage and in intermittent wash mode, tableware be washed, such as, can wash the mode suspending washing 5 second for 1 minute again and wash.
According to a specific embodiment of the present invention, when obtaining N continuous the inner bag weight that weight sensor is measured, the control method of dish-washing machine also comprises: judge whether dish-washing machine is in door opening state, malfunction or bleeding stage; If so, then again a N continuous inner bag weight is obtained.
That is, after dish-washing machine enters the washing stage, the inner bag weight of the controller Real-time Obtaining weight sensor measurement of dish-washing machine, and record N continuous inner bag weight G (i) successively, i is record number of times, i=1,2,3 ..., N, N be greater than 1 integer, like this, first the inner bag weight obtained is designated as G (1), second the inner bag weight obtained is designated as G (2), the rest may be inferred, and the N number of inner bag weight obtained is designated as G (N).
In recording process, if judge that dish-washing machine is in door opening state, malfunction or bleeding stage, then the inner bag weight recorded before is all removed, new record N continuous of laying equal stress on inner bag weight G (i).
As mentioned above, a N continuous inner bag weight refers to N number of inner bag weight of weight sensor continuous measurement, and dish-washing machine is in and closes door state, unfaulty conditions and non-bleeding stage in the process measuring this N number of inner bag weight.
S6: the variation tendency according to a N continuous inner bag weight judges whether dish-washing machine seepage fault occurs, and sends a warning when judging dish-washing machine generation seepage fault.
According to a specific embodiment of the present invention, the variation tendency according to a N continuous inner bag weight judges whether dish-washing machine seepage fault occurs, and specifically comprises: judge whether the 1st inner bag weight reduces one by one to N number of inner bag weight; If the 1st inner bag weight reduces one by one to N number of inner bag weight, then judge whether the 1st the second difference between inner bag weight and N number of inner bag weight is more than or equal to the second preset weight further; If the second difference is more than or equal to the second preset weight, then judge dish-washing machine generation seepage fault.
That is, after have recorded N continuous inner bag weight G (i), then judge whether the 1st inner bag weight G (1) reduces one by one to N number of inner bag weight G (N), namely judge whether N continuous inner bag weight G (i) meets G (1) >G (2) > ... >G (N), if not reducing one by one, then will record a N continuous inner bag weight before all to remove, to lay equal stress on new record, if reduce one by one, then judge whether the second difference G (the 1)-G (N) between the 1st inner bag weight G (1) and N number of inner bag weight G (N) is more than or equal to the second preset weight NE further, if the second difference is less than the second preset weight NE, then will record a N continuous inner bag weight before all to remove, to lay equal stress on new record, if the second difference is more than or equal to the second preset weight NE, the seepage flow that there occurs weight and reduced then is described, control dish-washing machine and send seepage warning information, such as control seepage indicator lamp is lighted or is controlled buzzer and sounds a buzzer.
As mentioned above, according to the embodiment of Fig. 4, the seepage of the embodiment of the present invention judges to comprise the following steps:
S201: control dish-washing machine and enter the washing stage.
S202: the inner bag weight of Real-time Obtaining dish-washing machine, and be recorded as G (i) according to record number of times i.
S203: judge whether dish-washing machine is in door opening state, malfunction or bleeding stage.
If so, then step S204 is performed; If not, then step S205 is performed.
S204: the inner bag weight recorded before all removed, is clearly zero by i, and returns step S202 to re-start record.
S205: judge whether i is more than or equal to N.
If so, then step S206 is performed; If not, then step S202 is returned.
S206: judge whether the 1st inner bag weight G (1) reduces one by one to N number of inner bag weight G (N).
If so, then step S207 is performed; If not, then step S204 is returned.
S207: judge whether the second difference G (the 1)-G (N) between the 1st inner bag weight G (1) and N number of inner bag weight G (N) is more than or equal to the second preset weight NE.
If so, then step S208 is performed; If not, then step S204 is returned.
S208: control dish-washing machine and send seepage warning information.
Thus, the control method of the dish-washing machine of the embodiment of the present invention, automatically control water inlet process by weight sensor whether to terminate, and whether there is seepage fault by weight sensor automatic decision dish-washing machine, thus only need weight sensor can realize water inlet control and seepage fault verification, reduce further product cost, improve the competitiveness of product in market, promote the experience of user.
In sum, according to the control method of the dish-washing machine that the embodiment of the present invention proposes, after dish-washing machine is started working, obtain the initial inner bag weight of dish-washing machine, and control dish-washing machine enter fill phase after the current inner bag weight of Real-time Obtaining bowl machine, and judge whether the first difference between current inner bag weight and described initial inner bag weight is more than or equal to the first preset weight, if the first difference is more than or equal to the first preset weight, then control dish-washing machine and stop water inlet, and, after entering the washing stage, obtain the N continuous inner bag weight that weight sensor is measured, and judge whether dish-washing machine seepage fault occurs according to the variation tendency of a N continuous inner bag weight, thus, automatically control water inlet process by weight sensor whether to terminate, and whether there is seepage fault by weight sensor automatic decision dish-washing machine, thus only need weight sensor can realize water inlet control and seepage fault verification, reduce product cost, improve the competitiveness of product in market, promote the experience of user.
In order to perform above-described embodiment, the embodiment of the present invention also proposed a kind of dish-washing machine.
Fig. 5 is the block diagram of the dish-washing machine according to the embodiment of the present invention.As shown in Figure 5, the dish-washing machine of the embodiment of the present invention comprises: inner bag (not shown), weight sensor 10 and controller 20.
Wherein, weight sensor 10 is for measuring inner bag weight in real time.According to a concrete example of the present invention, under the chassis 11 that weight sensor 10 can be arranged on dish-washing machine or inner bag, weight sensor 10 can be one or more, as shown in Figure 6, weight sensor 10 can be 4, and 4 weight sensors can be separately positioned on 4 feets on dish-washing machine chassis 11.
Controller 20 is connected with weight sensor 10, controller 20 is for after starting working at dish-washing machine, obtain the initial inner bag weight of dish-washing machine, and control dish-washing machine and enter fill phase, and after dish-washing machine enters fill phase, the current inner bag weight of Real-time Obtaining bowl machine, and judge whether the first difference between current inner bag weight and initial inner bag weight is more than or equal to the first preset weight, if the first difference is more than or equal to the first preset weight, then controls dish-washing machine and stop water inlet.That is, in water inlet process, along with the water yield entering inner bag increases, inner bag weight also constantly increases, the current inner bag weight of so real-time measurement, controller 20 can judge whether to stop intaking according to the first difference between current inner bag weight and initial inner bag weight.
It should be noted that, the inflow that the first preset weight can set in the program performed by dish-washing machine obtains.Such as, when dish-washing machine performs program semi-load, the inflow of dish-washing machine setting is Xkg, and namely the first preset weight can be Xkg; When dish-washing machine performs complete year program, the inflow of dish-washing machine setting is Ykg, and namely the first preset weight can be Ykg, and Y is more than or equal to X.
According to one embodiment of present invention, dish-washing machine can comprise man-machine interaction panel, man-machine interaction panel can arrange multiple function button, wherein, controller 20 can obtain the instruction of user's input according to the trigger state of function button, in other words, user is by pressing function button to input corresponding instruction.
Particularly, man-machine interaction panel can arrange beginning button, and start after button when user presses, controller 20 receives the sign on of user's input, and controls dish-washing machine and start working.After dish-washing machine is started working, controller 20 can receive the weight signal that weight sensor sends immediately, and obtains the initial inner bag weight of dish-washing machine according to weight signal.
In addition, man-machine interaction panel also can arrange startup button, after user presses startup button, controller 20 receives the enabled instruction of user's input, and control dish-washing machine and enter holding state, user can start to operate dish-washing machine.
It should be noted that, in embodiments of the present invention, by starting the trigger state of button or the open and-shut mode of dish washing machine door, controller 20 judges whether that controlling dish-washing machine starts working, namely speech to be triggered or dish washing machine door is closed Time Controller 20 and controls dish-washing machine and start working when starting button.
According to one embodiment of present invention, dish-washing machine also can comprise water intaking valve, after the initial inner bag weight obtaining dish-washing machine, the water intaking valve that controller 20 controls dish-washing machine opens to intake to inner bag, namely control dish-washing machine and enter fill phase, and the inner bag weight of dish-washing machine measured in real time by weight sensor in water inlet process, to make the current inner bag weight of dish-washing machine Real-time Obtaining.
Specifically, after user presses startup button, controller 20 controls dish-washing machine and enters holding state, and user can start load tableware and operate dish-washing machine.Afterwards, after user presses beginning button or closes dish washing machine door, controller 20 controls dish-washing machine and starts working, and obtaining the inner bag carrying capacity of dish-washing machine and the weight of the interior tableware placed of dishwasher machine, the inner bag weight that now weight sensor 10 is measured can be used as the initial inner bag weight of dish-washing machine.Then, the water intaking valve that controller 20 controls dish-washing machine again opens to intake to inner bag, in water inlet process, the inner bag weight of dish-washing machine measured in real time by weight sensor 10, with the current inner bag weight of Real-time Obtaining, and current inner bag weight is deducted initial inner bag weight to obtain the first difference, if the first difference is more than or equal to the first preset weight, then illustrate that water inlet completes, controller 20 can control water intaking valve and cut out to stop water inlet; If the first difference is less than the first preset weight, then continue water inlet.
Thus, whether the dish-washing machine of the embodiment of the present invention, automatically can control water inlet process by weight sensor and terminate, and only need weight sensor can realize water inlet control, reduces product cost, improve the competitiveness of product in market, promote the experience of user.
Further, according to one embodiment of present invention, before control dish-washing machine enters fill phase, controller 20 also controls dish-washing machine draining Preset Time.That is, water at the end of upper once washing in dish-washing machine may all not discharge, first draining was carried out like this before the initial inner bag weight obtaining dish-washing machine, in other words, dish-washing machine start working after first step be exactly draining, thus obtain initial inner bag weight accurately, and then accurately judge inflow, realize intaking accurately control.
Specifically, after dish-washing machine is started working, controller 20 can send drain signal immediately and open to control draining valve, dish-washing machine starts draining, draining complete i.e. water discharge time reach Preset Time time, controller 20 can send water inlet signal and open to control water intaking valve, send simultaneously and stop drain signal to control drain shut valve, thus draining completes.
According to another embodiment of the invention, after control dish-washing machine stops water inlet, controller 20 also for: control dish-washing machine enter the washing stage, and obtain a N continuous inner bag weight of weight sensor measurement, and judge whether dish-washing machine seepage fault occurs according to the variation tendency of a N continuous inner bag weight, and send a warning when judging dish-washing machine generation seepage fault.
Wherein, in the washing stage, controller 20 can control dish-washing machine and wash tableware in intermittent wash mode, such as, can wash the mode suspending washing 5 second for 1 minute again and wash.
According to a specific embodiment of the present invention, when obtaining N continuous the inner bag weight that weight sensor is measured, controller 20 also for: judge whether dish-washing machine is in door opening state, malfunction or bleeding stage, if so, then again obtain a N continuous inner bag weight.
That is, after dish-washing machine enters the washing stage, the inner bag weight that controller 20 Real-time Obtaining weight sensor 10 is measured, and record N continuous inner bag weight G (i) successively, i is record number of times, i=1,2,3 ..., N, N be greater than 1 integer, like this, by obtain first inner bag weight be designated as G (1), by obtain second inner bag weight be designated as G (2), the rest may be inferred, and the N number of inner bag weight obtained is designated as G (N).
In recording process, if judge that dish-washing machine is in door opening state, malfunction or bleeding stage, the inner bag weight recorded before is all removed by controller 20, new record N continuous of laying equal stress on inner bag weight G (i).
As mentioned above, a N continuous inner bag weight refers to N number of inner bag weight of weight sensor continuous measurement, and dish-washing machine is in and closes door state, unfaulty conditions and non-bleeding stage in the process measuring this N number of inner bag weight.
And, when judging whether dish-washing machine seepage fault occurs according to the variation tendency of a N continuous inner bag weight, controller 20 specifically for: judge whether the 1st inner bag weight reduces one by one to N number of inner bag weight, if the 1st inner bag weight reduces one by one to N number of inner bag weight, then judge whether the 1st the second difference between inner bag weight and N number of inner bag weight is more than or equal to the second preset weight further, if the second difference is more than or equal to the second preset weight, then judge dish-washing machine generation seepage fault.
That is, after have recorded N continuous inner bag weight G (i), controller 20 then judges whether the 1st inner bag weight G (1) reduces one by one to N number of inner bag weight G (N), namely judge whether N continuous inner bag weight G (i) meets G (1) >G (2) > ... >G (N), if not reducing one by one, controller 20 will record a N continuous inner bag weight before and all remove, to lay equal stress on new record, if reduce one by one, controller 20 judges whether the second difference G (the 1)-G (N) between the 1st inner bag weight G (1) and N number of inner bag weight G (N) is more than or equal to the second preset weight NE further, if the second difference is less than the second preset weight NE, controller 20 will record a N continuous inner bag weight before and all remove, to lay equal stress on new record, if the second difference is more than or equal to the second preset weight NE, the seepage flow that there occurs weight and reduced then is described, controller 20 controls dish-washing machine and sends seepage warning information, such as control seepage indicator lamp is lighted or is controlled buzzer and sounds a buzzer.
Thus, the dish-washing machine of the embodiment of the present invention, automatically control water inlet process by weight sensor whether to terminate, and whether there is seepage fault by weight sensor automatic decision dish-washing machine, thus only need weight sensor can realize water inlet control and seepage fault verification, reduce further product cost, improve the competitiveness of product in market, promote the experience of user.
In addition, according to a specific embodiment of the present invention, as shown in Figure 7, controller 20 can comprise signal processing unit 21 and control unit 22.Wherein, signal processing unit 21 carries out filtering process for the weight signal sent weight sensor 10; Control unit 22 for obtaining the inner bag weight of dish-washing machine according to the weight signal after filtering process, and carries out judging and seepage breakdown judge into water according to the inner bag weight of dish-washing machine.
In sum, according to the dish-washing machine that the embodiment of the present invention proposes, after dish-washing machine is started working, controller obtains the initial inner bag weight of dish-washing machine, and control dish-washing machine enter fill phase after the current inner bag weight of Real-time Obtaining bowl machine, and judge whether the first difference between current inner bag weight and described initial inner bag weight is more than or equal to the first preset weight, if the first difference is more than or equal to the first preset weight, then control dish-washing machine and stop water inlet, and, after entering the washing stage, controller obtains the N continuous inner bag weight that weight sensor is measured, and judge whether dish-washing machine seepage fault occurs according to the variation tendency of a N continuous inner bag weight, thus, automatically control water inlet process by weight sensor whether to terminate, and whether there is seepage fault by weight sensor automatic decision dish-washing machine, thus only need weight sensor can realize water inlet control and seepage fault verification, reduce product cost, improve the competitiveness of product in market, promote the experience of user.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this description or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (11)
1. a control method for dish-washing machine, is characterized in that, described dish-washing machine comprises inner bag and measures the weight sensor of inner bag weight in real time, said method comprising the steps of:
After described dish-washing machine is started working, obtain the initial inner bag weight of described dish-washing machine;
Control described dish-washing machine and enter fill phase, and the current inner bag weight of bowl machine described in Real-time Obtaining;
Judge whether the first difference between described current inner bag weight and described initial inner bag weight is more than or equal to the first preset weight;
If described first difference is more than or equal to described first preset weight, then controls described dish-washing machine and stop water inlet.
2. the control method of dish-washing machine according to claim 1, is characterized in that, before the initial inner bag weight obtaining described dish-washing machine, also comprises:
Control described dish-washing machine draining Preset Time.
3. the control method of dish-washing machine according to claim 1 and 2, is characterized in that, after the described dish-washing machine of control stops water inlet, also comprises:
Control described dish-washing machine and enter the washing stage, and obtain a N continuous inner bag weight of described weight sensor measurement;
Variation tendency according to a described N continuous inner bag weight judges whether described dish-washing machine seepage fault occurs, and sends a warning when judging described dish-washing machine generation seepage fault.
4. the control method of dish-washing machine according to claim 3, is characterized in that, the variation tendency according to a described N continuous inner bag weight judges whether described dish-washing machine seepage fault occurs, and specifically comprises:
Judge whether the 1st inner bag weight reduces one by one to N number of inner bag weight;
If described 1st inner bag weight reduces one by one to described N number of inner bag weight, then judge further whether described 1st the second difference between inner bag weight and described N number of inner bag weight is more than or equal to the second preset weight;
If described second difference is more than or equal to described second preset weight, then judge described dish-washing machine generation seepage fault.
5. the control method of dish-washing machine according to claim 3, is characterized in that, when obtaining N continuous that described weight sensor measures inner bag weight, also comprises:
Judge whether described dish-washing machine is in door opening state, malfunction or bleeding stage;
If so, then a described N continuous inner bag weight is again obtained.
6. a dish-washing machine, is characterized in that, comprising:
Inner bag;
The weight sensor of real-time measurement inner bag weight;
Controller, described controller is connected with described weight sensor, described controller is used for after described dish-washing machine is started working, obtain the initial inner bag weight of described dish-washing machine, and control described dish-washing machine and enter fill phase, and after described dish-washing machine enters fill phase, the current inner bag weight of bowl machine described in Real-time Obtaining, and judge whether the first difference between described current inner bag weight and described initial inner bag weight is more than or equal to the first preset weight, if described first difference is more than or equal to described first preset weight, then control described dish-washing machine and stop water inlet.
7. dish-washing machine according to claim 6, is characterized in that, before the initial inner bag weight obtaining described dish-washing machine, described controller also controls described dish-washing machine draining Preset Time.
8. the dish-washing machine according to claim 6 or 7, is characterized in that, after the described dish-washing machine of control stops water inlet, described controller also for:
Control described dish-washing machine and enter the washing stage, and obtain a N continuous inner bag weight of weight sensor measurement, and judge whether described dish-washing machine seepage fault occurs according to the variation tendency of a described N continuous inner bag weight, and send a warning when judging described dish-washing machine generation seepage fault.
9. dish-washing machine according to claim 8, is characterized in that, when judging whether described dish-washing machine seepage fault occurs according to the variation tendency of a described N continuous inner bag weight, described controller specifically for:
Judge whether the 1st inner bag weight reduces one by one to N number of inner bag weight, if described 1st inner bag weight reduces one by one to described N number of inner bag weight, then judge further whether described 1st the second difference between inner bag weight and described N number of inner bag weight is more than or equal to the second preset weight, if described second difference is more than or equal to described second preset weight, then judge described dish-washing machine generation seepage fault.
10. dish-washing machine according to claim 8, is characterized in that, when obtaining N continuous that described weight sensor measures inner bag weight, described controller also for:
Judge whether described dish-washing machine is in door opening state, malfunction or bleeding stage, if so, then again obtain a described N continuous inner bag weight.
11. dish-washing machines according to claim 6, is characterized in that, under the chassis that described weight sensor is arranged on described dish-washing machine or inner bag.
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Effective date of registration: 20220815 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311 20 Beijiao Road, Beijiao Town, Shunde District, Foshan, Guangdong Patentee before: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. |
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