CN111870201A - Method and device for determining faults of dish washing machine and storage medium - Google Patents
Method and device for determining faults of dish washing machine and storage medium Download PDFInfo
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- CN111870201A CN111870201A CN202010774743.XA CN202010774743A CN111870201A CN 111870201 A CN111870201 A CN 111870201A CN 202010774743 A CN202010774743 A CN 202010774743A CN 111870201 A CN111870201 A CN 111870201A
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- lotion
- liquid level
- dishwasher
- pump motor
- level switch
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
- A47L15/0049—Detection or prevention of malfunction, including accident prevention
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/0018—Controlling processes, i.e. processes to control the operation of the machine characterised by the purpose or target of the control
- A47L15/0055—Metering or indication of used products, e.g. type or quantity of detergent, rinse aid or salt; for measuring or controlling the product concentration
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
- A47L15/4418—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants in the form of liquids
Abstract
The invention discloses a method and a device for determining faults of a dishwasher and a storage medium. Wherein, the method comprises the following steps: obtaining a signal feedback result of a motor encoder of a washing agent pump in the dish washing machine; acquiring liquid level parameters detected by a lotion liquid level switch arranged on a lotion liquid suction rod in the dishwasher, wherein one end of the lotion liquid suction rod is inserted into a lotion container for storing lotion; and determining a fault component in the dishwasher, which has faults, according to the signal feedback result and the liquid level parameter. The invention solves the technical problem of low determination efficiency caused by the fact that an engineer needs to manually determine a fault component on site in the related technology.
Description
Technical Field
The invention relates to the field of kitchens and bathrooms, in particular to a method and a device for determining faults of a dish washing machine and a storage medium.
Background
With the development of society, people pay more and more attention to food safety, and commercial dishwashers become necessary cleaning equipment for kitchens of restaurants, and are used particularly frequently. Therefore, whether the dish washer can be normally used becomes a restriction factor for normal operation of a restaurant, when the dish washer has a detergent putting fault, the concentration of a detergent in main washing water is reduced, the oil removing effect of the dish washer is poor, the final cleaning effect of tableware is directly influenced, and the national standard requirement of tableware cannot be met. Further, the drying effect of rinsing is deteriorated.
For the faults, the current common mode is that a merchant reports the faults, a dishwasher supplier sends an after-sale engineer to a field for maintenance, firstly, the engineer judges a fault point on the field, mainly checks the working condition of detergent feeding, and informs a company to provide replacement parts after the fault part is determined, and the maintenance and the replacement are carried out on the field. That is, the related art provides a method in which an engineer is required to manually determine a faulty component on site, resulting in a problem in that the fault determination efficiency is low. And will also seriously affect the normal use of the merchant.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the invention provides a method and a device for determining faults of a dishwasher and a storage medium, which are used for at least solving the technical problem of low determination efficiency caused by the fact that an engineer needs to manually determine the fault part on site in the related art.
According to an aspect of an embodiment of the present invention, there is provided a dishwasher fault determining method including: obtaining a signal feedback result of a motor encoder of a washing agent pump in the dish washing machine; acquiring liquid level parameters detected by a lotion liquid level switch arranged on a lotion liquid suction rod in the dishwasher, wherein one end of the lotion liquid suction rod is inserted into a lotion container for storing lotion; and determining a fault component in the dishwasher, which has a fault, according to the signal feedback result and the liquid level parameter.
According to another aspect of an embodiment of the present invention, there is also provided a dishwasher fault determining apparatus including: the first acquisition unit is used for acquiring a signal feedback result of a motor encoder of a washing agent pump in the dishwasher; a second obtaining unit, configured to obtain a liquid level parameter detected by a lotion level switch disposed on a lotion suction rod of the dishwasher, wherein one end of the lotion suction rod is inserted into a lotion container for storing lotion; and the determining unit is used for determining a fault component in the dishwasher, which has faults, according to the signal feedback result and the liquid level parameter.
According to a further aspect of the embodiments of the present invention, there is also provided a computer-readable storage medium having a computer program stored therein, wherein the computer program is configured to execute the above-mentioned dishwasher fault determination method when running.
In the embodiment of the invention, after the signal feedback result of a motor encoder of a washing machine pump in the dishwasher and the liquid level parameters detected by a washing liquid level switch arranged on a washing liquid suction rod are obtained, the above contents are subjected to cross verification to determine the fault part with the fault in the dishwasher instead of manually determining the fault part, so that the fault determination efficiency of the dishwasher is improved. And further, the technical problem that determination efficiency is low due to the fact that an engineer needs to manually determine a fault component on site in the related technology is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a flow chart of an alternative dishwasher fault determination method according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a dishwasher to which an alternative dishwasher fault determination method according to an embodiment of the present invention is applied;
FIG. 3 is a schematic structural diagram of a dishwasher to which another alternative dishwasher fault determination method according to an embodiment of the present invention is applied;
FIG. 4 is a flow chart of another alternative dishwasher fault determination method according to an embodiment of the present invention; and
fig. 5 is a schematic structural view of an alternative dishwasher malfunction determining apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
According to an aspect of an embodiment of the present invention, there is provided a method for determining a malfunction of a dishwasher, optionally, as an optional implementation, as shown in fig. 1, the method for determining a malfunction of a dishwasher includes:
s102, obtaining a signal feedback result of a motor encoder of a washing agent pump in the dish washing machine;
s104, acquiring liquid level parameters detected by a lotion liquid level switch arranged on a lotion liquid suction rod in the dishwasher, wherein one end of the lotion liquid suction rod is inserted into a lotion container for storing lotion;
and S106, determining a fault component with a fault in the dishwasher according to the signal feedback result and the liquid level parameter.
Alternatively, in the present embodiment, the above-described dishwasher malfunction determination method may be applied, but not limited, to a malfunction detection process of a dishwasher in which a wash level switch is provided on a pipette, where the dishwasher may be a commercial dishwasher or a household dishwasher, or the like. For example, the structure of the dishwasher herein may be, but is not limited to, as shown in fig. 2, including a lotion tank 202, a liquid suction rod 204, a detergent pump 206, a drier pump 208, a rinse water tank 210, a drier connector 212, a main wash water tank 214, and a detergent head 216, wherein the lotion tank 202 includes: a cleaning agent barrel 2021 and a drier barrel 2022, and liquid suction rods 204 are arranged in the cleaning agent barrel 2021 and the drier barrel 2022. The above is an example, and the structure of the dishwasher is not limited in this embodiment.
The operation of the dishwasher may be, but is not limited to, as follows:
the detergent pump 206 is installed at the front position of the bottom plate of the dishwasher through a screw, the inlet of the detergent pump 206 is connected with the liquid suction rod 204 of the detergent barrel 2021, the liquid suction rod of the detergent barrel is inserted into the detergent barrel 2021, the outlet is connected with the detergent connector 216 installed on the main washing water tank 214 of the dishwasher, the detergent connector 216 is fixed with the main washing water tank 214 through a nut, and the detergent is thrown into the main washing water tank 215 after passing through the liquid suction rod 204, the detergent pump 206 and the detergent connector 216 in sequence; the drier pump 208 is arranged at the front position of the bottom plate of the dish washer through a screw, the inlet of the drier pump 208 is connected with a liquid suction rod 2204 of a drier barrel 2022, the drier liquid suction rod is inserted into the drier barrel 2022, the outlet of the drier pump 208 is connected with a drier connector 212 arranged on a rinsing water tank 210 of the dish washer, the drier connector 212 is fixed with the rinsing water tank 210 through a nut, and the drier is thrown into the rinsing water tank 210 after passing through the liquid suction rod 204, the drier pump 208 and the drier connector 212 in sequence.
Optionally, in this embodiment, the lotion level switch may be, but not limited to, located at one end of the liquid suction rod, and is configured to obtain the liquid height value of the lotion according to the pressure value detected in the lotion barrel. Wherein, the lotion level switch can be but not limited to a capacitance lotion level switch.
Optionally, in this embodiment, the component determining the malfunction in the dishwasher according to the signal feedback result and the liquid level parameter may include, but is not limited to: and performing cross validation on the operating state of the dishwasher, the signal feedback result of the motor encoder of the washing pump and the liquid level parameter detected by the washing liquid level switch to determine a fault component with a fault in the dishwasher, wherein the fault component can include but is not limited to at least one of the following components: a lotion pump motor and a lotion liquid level switch.
Through the embodiment that this application provided, after the liquid level parameter that the liquid level switch that sets up on acquireing lotion pump motor encoder's signal feedback result and lotion imbibition pole in the dish washer detected, cross verification is carried out to above-mentioned content, confirms the trouble part that breaks down in the dish washer, and no longer manual definite trouble part to improve the trouble determination efficiency to the dish washer.
As an alternative, the step of obtaining a liquid level parameter detected by a lotion level switch provided on a lotion suction rod in the dishwasher comprises:
s1, acquiring the pressure value in the lotion container detected by the capacitance lotion liquid level switch under the condition that the lotion liquid level switch is the capacitance lotion liquid level switch;
and S2, calculating the liquid level height value of the lotion in the lotion container according to the pressure value.
Optionally, in this embodiment, a detergent liquid level switch is disposed in each of the detergent barrels (such as the detergent barrel and the dryer barrel), and the detergent liquid level switch may be, but is not limited to, a capacitive detergent liquid level switch, and is used for calculating and obtaining a liquid height value of the liquid stored in the barrel in real time by detecting a pressure value in the barrel. In addition, the lotion level switch in this embodiment can be, but is not limited to, embedded in the lotion pipe of the lotion bucket through the lotion level switch wire.
Through the embodiment that this application provided, the pressure value in the lotion container that detects through capacitanc lotion liquid level switch to the liquid height value in the lotion bucket is obtained in real time to the conversion, reaches the purpose of the use amount of real time monitoring merchant's lotion, so that before the lotion finishes consuming, in time mends the lotion bucket that liquid stock is not enough, is favorable to improving operation efficiency, saves the operation cost, can not delay the normal operation of trade company.
As an optional scheme, before acquiring a liquid level parameter detected by a lotion liquid level switch arranged on a lotion liquid suction rod in the dishwasher, the method further comprises the following steps:
s1, in the process of manufacturing the lotion suction rod by using the target material, embedding the lotion liquid level switch and a lotion liquid level switch lead connected with the lotion liquid level switch in the lotion suction rod, wherein the lotion liquid level switch is embedded in one end of the lotion suction rod, one end of the lotion liquid level switch lead embedded in the lotion liquid level switch is connected with the lotion liquid level switch, and the other end of the lotion liquid level switch lead embedded in the lotion liquid level switch is connected with a fixed structure at the inlet of the lotion container.
Optionally, in this embodiment, the target material may be, but is not limited to, a polypropylene material, and the material has characteristics of acid-base resistance, aging resistance, strong injection plasticity, low price, and the like, and is suitable for manufacturing the liquid absorbing rod.
The description is made with reference to fig. 3 specifically: a wash level switch lead 306 and a wash level switch 308 are provided in the wash pipe 302, which are secured by tightening the nut 304. The lotion level switch 308 (capacitive level switch) and the lotion level switch lead 306 are embedded during the injection molding production of the lotion conduit 302 and are integrated with the lotion conduit 302.
Through the embodiment that this application provided, bury lotion liquid level switch wire that lotion liquid level switch and be connected with lotion liquid level switch and annotate in lotion liquid absorption pole, wherein, lotion liquid level switch buries and annotates the one end of inhaling liquid pole at lotion, and lotion liquid level switch wire buries the one end of annotating and is connected with lotion liquid level switch, and the other end is connected with the fixed knot who washes the container entry and constructs. The height value of the liquid in the lotion barrel is monitored in real time by adding a lotion liquid level switch in the lotion pipe so as to achieve the purpose of timely replenishment.
As an alternative, the determining of the malfunctioning faulty component in the dishwasher based on the signal feedback result and the liquid level parameter comprises:
1) when the dishwasher is in a working state, the signal feedback result indicates that the washing pump motor encoder has fed back a signal, and the liquid level parameter indicates that the reading is reduced, determining that the washing pump motor related to the washing liquid level switch and the washing pump motor encoder has no fault at the same time;
2) when the dishwasher is in a working state, the signal feedback result indicates that the motor encoder of the washing pump feeds back a signal, but the indication reading of the liquid level parameter is not reduced, the faulted part is determined to be a washing liquid level switch, and the motor of the washing pump has no fault;
3) when the dishwasher is in a working state, the signal feedback result indicates that the encoder of the washing pump motor does not feed back a signal, but the liquid level parameter indicates that the reading number is reduced, and the fault parts with faults are determined to be a washing liquid level switch and a washing pump motor;
4) when the dishwasher is in a working state, the signal feedback result indicates that the motor encoder of the lotion pump does not feed back a signal, and the liquid level parameter indication reading is not reduced, the component with the fault is determined to be the motor of the lotion pump, and the lotion liquid level switch has no fault.
The description is made with reference to the example shown in fig. 4:
the malfunction detecting process for the dishwasher is started as by step S400, and then it is detected whether the main control board issues a washing pump operation command as by step S402. When the dishwasher enters a working state and the main control board sends out a washing agent pump working instruction, judging whether a washing agent pump motor encoder feeds back a signal or not in step S404-2, further judging whether the reading of a washing agent liquid level switch is reduced or not in step S406-2-1 after judging that the signal is not fed back, and if the reading of the washing agent liquid level switch is not reduced, determining that the washing agent pump motor is in a fault and the washing agent liquid level switch is not in a fault in step S408-5; if the reading of the wash level switch is decreasing, then it is determined that the wash level switch and the wash pump motor are simultaneously malfunctioning as in step S408-6.
After the feedback signal is judged, if the reading of the lotion liquid level switch is reduced in step S406-2-2, whether the reading of the lotion liquid level switch is reduced or not is further judged, if the reading of the lotion liquid level switch is not reduced, in step S408-7, the lotion liquid level switch is determined to be in fault, and a lotion pump motor is not in fault; if the reading of the wash level switch is decreased, then in step S408-8, it is determined that the wash pump motor and the wash level switch are simultaneously faultless.
As an alternative, the determining of the malfunctioning faulty component in the dishwasher based on the signal feedback result and the liquid level parameter comprises:
1) when the dishwasher is in a non-working state, the signal feedback result indicates that the motor encoder of the washing pump feeds back a signal, and the liquid level parameter indicates that the reading number is reduced, the faulted part is determined to be the washing pump motor related to the motor encoder of the washing pump, and the washing liquid level switch has no fault;
2) when the dishwasher is in a non-working state, the signal feedback result indicates that the encoder of the washing pump motor has fed back a signal, but the indication reading of the liquid level parameter is not reduced, the fault parts which have faults are determined to be a washing liquid level switch and a washing pump motor;
3) when the dishwasher is in a non-working state, the signal feedback result indicates that the motor encoder of the washing pump does not feed back a signal, but the liquid level parameter indicates that the reading number is reduced, the faulted part is determined to be a washing liquid level switch, and the motor of the washing pump has no fault;
4) and under the condition that the dishwasher is in a non-working state, the signal feedback result indicates that the washing pump motor encoder does not feed back a signal, and the liquid level parameter indication reading is not reduced, determining that the washing liquid level switch and the washing pump motor are simultaneously faultless.
The description is made with reference to the example shown in fig. 4:
the description is made with reference to the example shown in fig. 4:
the malfunction detecting process for the dishwasher is started as by step S400, and then it is detected whether the main control board issues a washing pump operation command as by step S402. When the dishwasher is not in a working state and the main control board does not send out a washing agent pump working instruction, judging whether a washing agent pump motor encoder feeds back a signal or not in step S404-1, further judging whether the reading of a washing agent liquid level switch is reduced or not in step S406-1-1 after judging that the signal is not fed back, and if the reading of the washing agent liquid level switch is not reduced, determining that the washing agent liquid level switch and the washing agent pump motor are not faulted simultaneously in step S408-1; if the reading of the lotion level switch is decreased, then in step S408-2, it is determined that the lotion level switch is faulty and the lotion pump motor is not faulty.
After the feedback signal is judged, if the reading of the lotion liquid level switch is reduced in step S406-1-2, if the reading of the lotion liquid level switch is not reduced, in step S408-3, the simultaneous failure of the lotion liquid level switch and the lotion pump motor is confirmed; if the reading of the lotion level switch is decreased, then in step S408-4, it is determined that the lotion pump motor is malfunctioning and the lotion level switch is not malfunctioning.
Through the embodiment that this application provided, the liquid level parameter three that the lotion liquid level switch that sets up on the lotion imbibition pole detected in the signal feedback result that combines operating condition, dish washer lotion pump motor encoder of dish washer and the dish washer realizes alternately verifying, before the notice maintainer, determines the trouble part in the dish washer in advance to shorten the repair time, improve the trouble and confirm efficiency.
As an optional scheme, before determining the fault component with fault in the dishwasher according to the signal feedback result and the liquid level parameter, the method further comprises the following steps:
s1, detecting a working instruction for controlling the dishwasher to work;
s2, determining that the dishwasher is in the working state under the condition that the working instruction is detected;
and S3, determining that the dishwasher is in a non-working state under the condition that the working instruction is not detected.
Through the embodiment that this application provided, whether send the work order that is used for controlling the lotion pump through detecting the main control board, confirm the operating condition of dish washer to the liquid level parameter that the signal feedback result that realizes combining the operating condition of dish washer and dish washer pump motor encoder and the lotion liquid level switch that sets up on the lotion imbibition pole in the dish washer detects comes the fault part who breaks down in the dish washer of high-efficient decision-making jointly.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.
According to another aspect of the embodiments of the present invention, there is also provided a method for implementing the above. . . . Dishwasher malfunction determining apparatus of the method. As shown in fig. 5, the apparatus includes:
1) a first obtaining unit 502, configured to obtain a signal feedback result of a motor encoder of a washing machine pump in a dishwasher;
2) a second obtaining unit 504, configured to obtain a liquid level parameter detected by a lotion level switch disposed on a lotion suction rod in the dishwasher, where one end of the lotion suction rod is to be inserted into a lotion container for storing lotion;
3) and a determining unit 506 for determining a faulty component in the dishwasher according to the signal feedback result and the liquid level parameter.
Optionally, in this embodiment, the above dishwasher fault determination apparatus may refer to, but is not limited to, the above embodiment, and is not described in detail in this embodiment.
As an optional scheme, the second obtaining unit 504 includes:
1) the obtaining module is used for obtaining the pressure value in the lotion container detected by the capacitance type lotion liquid level switch under the condition that the lotion liquid level switch is the capacitance type lotion liquid level switch;
2) and the calculation module is used for calculating the liquid level height value of the lotion in the lotion container according to the pressure value.
Optionally, in this embodiment, the above dishwasher fault determination apparatus may refer to, but is not limited to, the above embodiment, and is not described in detail in this embodiment.
As an alternative, the determining unit 506 includes:
1) the first determination module is used for determining that the washing pump motor related to the washing liquid level switch and the washing pump motor encoder has no fault at the same time under the condition that the dishwasher is in a working state, the signal feedback result indicates that the washing pump motor encoder has fed back a signal, and the liquid level parameter indicates that the reading is reduced;
2) the second determination module is used for determining that a fault part is a lotion liquid level switch and a lotion pump motor has no fault under the condition that the dishwasher is in a working state, the signal feedback result indicates that a lotion pump motor encoder has fed back a signal but the liquid level parameter indication reading is not reduced;
3) the third determination module is used for determining fault parts as a lotion liquid level switch and a lotion pump motor under the conditions that the dishwasher is in a working state, the signal feedback result indicates that a lotion pump motor encoder does not feed back a signal, but the liquid level parameter indicates that the reading number is reduced;
4) and the fourth determination module is used for determining that the faulted component is the washing pump motor and the washing liquid level switch has no fault under the conditions that the dishwasher is in a working state, the signal feedback result indicates that the washing pump motor encoder does not feed back a signal and the liquid level parameter indication reading is not reduced.
Optionally, in this embodiment, the above dishwasher fault determination apparatus may refer to, but is not limited to, the above embodiment, and is not described in detail in this embodiment.
As an alternative, the determining unit 506 includes:
1) the fifth determining module is used for determining that a fault part is a washing pump motor related to the washing pump motor encoder and a washing liquid level switch has no fault under the conditions that the dishwasher is in a non-working state, the signal feedback result indicates that a washing pump motor encoder feeds back a signal and the liquid level parameter indicates that the reading number is reduced;
2) the sixth determining module is used for determining fault parts as a lotion liquid level switch and a lotion pump motor under the condition that the dishwasher is in a non-working state, the signal feedback result indicates that a lotion pump motor encoder has fed back a signal, but the liquid level parameter indication reading is not reduced;
3) the seventh determining module is used for determining that a fault part is a lotion liquid level switch and a lotion pump motor has no fault under the conditions that the dishwasher is in a non-working state, the signal feedback result indicates that a lotion pump motor encoder does not feed back a signal, but the liquid level parameter indicates that the reading number is reduced;
4) and the eighth determining module is used for determining that the lotion liquid level switch and the lotion pump motor are not faultless at the same time under the conditions that the dishwasher is in a non-working state, the signal feedback result indicates that the lotion pump motor encoder does not feed back a signal and the liquid level parameter indication reading is not reduced.
Optionally, in this embodiment, the above dishwasher fault determination apparatus may refer to, but is not limited to, the above embodiment, and is not described in detail in this embodiment.
According to a further aspect of an embodiment of the present invention, there is also provided a computer-readable storage medium having a computer program stored thereon, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
Alternatively, in the present embodiment, the above-mentioned computer-readable storage medium may be configured to store a computer program for executing the steps of:
s1, obtaining a signal feedback result of a motor encoder of a washing machine pump in the dish washing machine;
s2, acquiring liquid level parameters detected by a lotion liquid level switch arranged on a lotion liquid suction rod in the dishwasher, wherein one end of the lotion liquid suction rod is inserted into a lotion container for storing lotion;
and S3, determining the fault component in the dishwasher according to the signal feedback result and the liquid level parameter.
Alternatively, in this embodiment, a person skilled in the art may understand that all or part of the steps in the methods of the foregoing embodiments may be implemented by a program instructing hardware associated with the terminal device, where the program may be stored in a computer-readable storage medium, and the storage medium may include: flash disks, Read-Only memories (ROMs), Random Access Memories (RAMs), magnetic or optical disks, and the like.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
The integrated unit in the above embodiments, if implemented in the form of a software functional unit and sold or used as a separate product, may be stored in the above computer-readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing one or more computer devices (which may be personal computers, servers, network devices, etc.) to execute all or part of the steps of the method according to the embodiments of the present invention.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the several embodiments provided in the present application, it should be understood that the disclosed client may be implemented in other manners. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one type of division of logical functions, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (11)
1. A method of determining a malfunction of a dishwasher, comprising:
obtaining a signal feedback result of a motor encoder of a washing agent pump in the dish washing machine;
acquiring liquid level parameters detected by a lotion liquid level switch arranged on a lotion liquid suction rod in the dishwasher, wherein one end of the lotion liquid suction rod is inserted into a lotion container for storing lotion;
and determining a fault component in the dishwasher, which has a fault, according to the signal feedback result and the liquid level parameter.
2. The method of claim 1, wherein said obtaining a level parameter sensed by a wash level switch disposed on a wash wand of said dishwasher comprises:
under the condition that the lotion liquid level switch is a capacitive lotion liquid level switch, acquiring a pressure value in the lotion container detected by the capacitive lotion liquid level switch;
and calculating the liquid level height value of the lotion in the lotion container according to the pressure value.
3. The method of claim 1, further comprising, prior to said obtaining a level parameter detected by a wash level switch disposed on a wash wand of said dishwasher:
in the process of manufacturing the lotion liquid absorption rod by using a target material, the lotion liquid level switch and a lotion liquid level switch lead connected with the lotion liquid level switch are embedded and injected in the lotion liquid absorption rod, wherein the lotion liquid level switch is embedded and injected at one end of the lotion liquid absorption rod, one end of the lotion liquid level switch lead embedded and injected is connected with the lotion liquid level switch, and the other end of the lotion liquid level switch lead embedded and injected is connected with a fixed structure at an inlet of a lotion container.
4. The method of claim 1, wherein said determining a malfunctioning component of the dishwasher based on the signal feedback and the level parameter comprises:
determining that the lotion pump motor associated with the lotion level switch and the lotion pump motor encoder is simultaneously faultless when the dishwasher is in a working state, the signal feedback result indicates that the lotion pump motor encoder has fed back a signal, and the level parameter indicates that the reading is reduced;
when the dishwasher is in a working state, the signal feedback result indicates that the washing pump motor encoder feeds back a signal, but the liquid level parameter indication reading is not reduced, the faulted component is determined to be the washing liquid level switch, and the washing pump motor has no fault;
when the dishwasher is in a working state, the signal feedback result indicates that the washing pump motor encoder does not feed back a signal, but the liquid level parameter indicates that the reading is reduced, the fault parts which are in fault are determined to be the washing liquid level switch and the washing pump motor;
when the dishwasher is in a working state, the signal feedback result indicates that the washing pump motor encoder does not feed back a signal, and the liquid level parameter indication reading is not reduced, the fault component which is determined to have a fault is the washing pump motor, and the washing liquid level switch has no fault.
5. The method of claim 1, wherein said determining a malfunctioning component of the dishwasher based on the signal feedback and the level parameter comprises:
when the dishwasher is in a non-working state, the signal feedback result indicates that the washing pump motor encoder feeds back a signal, and the liquid level parameter indicates that the reading is reduced, the faulted component is determined to be the washing pump motor related to the washing pump motor encoder, and the washing liquid level switch has no fault;
under the condition that the dishwasher is in a non-working state, the signal feedback result indicates that the washing pump motor encoder feeds back signals, but the liquid level parameter indication reading is not reduced, determining the fault parts to be the washing liquid level switch and the washing pump motor;
when the dishwasher is in a non-working state, the signal feedback result indicates that the washing pump motor encoder does not feed back a signal, but the liquid level parameter indicates that the reading is reduced, the faulted component is determined to be the washing liquid level switch, and the washing pump motor has no fault;
and under the condition that the dishwasher is in a non-working state, the signal feedback result indicates that the washing pump motor encoder does not feed back a signal, and the liquid level parameter indication reading is not reduced, determining that the washing liquid level switch and the washing pump motor are simultaneously faultless.
6. The method of claim 4 or 5, further comprising, prior to said determining a malfunctioning component in said dishwasher based on said signal feedback and said level parameter:
detecting a work instruction for controlling the dishwasher to work;
determining that the dishwasher is in the working state in case of detecting the working order;
determining that the dishwasher is in the non-operating state in case the operating command is not detected.
7. A dishwasher malfunction determining apparatus, characterized by comprising:
the first acquisition unit is used for acquiring a signal feedback result of a motor encoder of a washing agent pump in the dishwasher;
the second acquisition unit is used for acquiring liquid level parameters detected by a lotion liquid level switch arranged on a lotion liquid suction rod in the dishwasher, wherein one end of the lotion liquid suction rod is inserted into a lotion container for storing lotion;
and the determining unit is used for determining a fault component in the dishwasher, which has faults, according to the signal feedback result and the liquid level parameter.
8. The apparatus of claim 7, wherein the second obtaining unit comprises:
the obtaining module is used for obtaining the pressure value in the lotion container detected by the capacitance type lotion liquid level switch under the condition that the lotion liquid level switch is the capacitance type lotion liquid level switch;
and the calculation module is used for calculating the liquid level height value of the lotion in the lotion container according to the pressure value.
9. The apparatus of claim 7, wherein the determining unit comprises:
the first determination module is used for determining that the lotion pump motor related to the lotion liquid level switch and the lotion pump motor encoder is simultaneously faultless under the condition that the dishwasher is in a working state, the signal feedback result indicates that the lotion pump motor encoder has fed back a signal, and the liquid level parameter indicates that the reading is reduced;
the second determination module is used for determining that the fault component is the lotion liquid level switch and the lotion pump motor has no fault under the condition that the dishwasher is in a working state, the signal feedback result indicates that the lotion pump motor encoder has fed back signals, but the liquid level parameter indication reading is not reduced;
the third determination module is used for determining that the fault parts are the lotion liquid level switch and the lotion pump motor when the dishwasher is in a working state, the signal feedback result indicates that the lotion pump motor encoder does not feed back a signal, but the liquid level parameter indicates that the reading is reduced;
and the fourth determination module is used for determining that the fault component is the washing pump motor when the dishwasher is in a working state, the signal feedback result indicates that the washing pump motor encoder does not feed back a signal and the liquid level parameter indication reading is not reduced, and the washing liquid level switch has no fault.
10. The apparatus of claim 7, wherein the determining unit comprises:
a fifth determining module, configured to determine that the faulty component that has a fault is a wash pump motor associated with the wash pump motor encoder and the wash liquid level switch has no fault when the dishwasher is in a non-operating state, the signal feedback result indicates that the wash pump motor encoder has fed back a signal and the liquid level parameter indicates that the reading is reduced;
a sixth determining module, configured to determine that the faulty component that has a fault is the wash liquid level switch and the wash pump motor when the dishwasher is in a non-operating state, the signal feedback result indicates that the wash pump motor encoder has fed back a signal, but the liquid level parameter indication reading is not reduced;
a seventh determining module, configured to determine that the faulty component that has a fault is the lotion level switch and the lotion pump motor has no fault when the dishwasher is in a non-operating state, the signal feedback result indicates that the lotion pump motor encoder does not feed back a signal, but the level parameter indicates that the reading is reduced;
and the eighth determining module is used for determining that the lotion liquid level switch and the lotion pump motor are simultaneously faultless under the condition that the dishwasher is in a non-working state, the signal feedback result indicates that the lotion pump motor encoder does not feed back a signal and the liquid level parameter indication reading is not reduced.
11. A computer-readable storage medium comprising a stored program, wherein the program when executed performs the method of any of claims 1 to 6.
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