CN111878379B - Method and device for checking detergent faults of dish washing machine, storage medium and electronic device - Google Patents
Method and device for checking detergent faults of dish washing machine, storage medium and electronic device Download PDFInfo
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- CN111878379B CN111878379B CN202010773635.0A CN202010773635A CN111878379B CN 111878379 B CN111878379 B CN 111878379B CN 202010773635 A CN202010773635 A CN 202010773635A CN 111878379 B CN111878379 B CN 111878379B
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- lotion
- washing
- dishwasher
- pump
- wash
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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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
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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
- A47L15/449—Metering controlling devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Washing And Drying Of Tableware (AREA)
Abstract
The invention provides a method and a device for checking detergent faults of a dishwasher, a storage medium and an electronic device, wherein the method comprises the step of starting a detergent device in the dishwasher, wherein the detergent device comprises the following components: a wash pump motor and a wash pump in the dishwasher; obtaining the dosage of the lotion in a lotion pipeline communicated with the lotion pump; acquiring the signal state of a feedback signal in the motor of the lotion pump; determining a malfunctioning component in the dishwasher based on a signal state of a feedback signal in the wash pump motor and an amount of wash in the wash line, wherein the malfunctioning component comprises: the washing pump motor, the washing flowmeter in the dish washer. The invention solves the problems that the normal use of a restaurant is influenced because the time of the detergent fault diagnosis and maintenance process of the dish washing machine is longer, and further achieves the effect of quickly and accurately diagnosing the fault part when the detergent feeding fault occurs in the dish washing machine.
Description
Technical Field
The invention relates to the field of dish washing machines, in particular to a method and a device for checking faults of a washing agent of a dish washing machine, a storage medium and an electronic device.
Background
Commercial dishwashers have become a necessary cleaning device for kitchens of restaurants, the frequency of use is particularly high, and whether the dishwashers can be normally used has become a limiting factor for the normal operation of the restaurants.
If when the detergent feeding fault occurs in the dish washing machine, the concentration of the detergent in the main washing water is reduced, the oil removing effect of the dish washing machine is poor, the final cleaning effect of the tableware is directly influenced, and the drying effect of rinsing is also influenced. Since the failure report needs to be initiated by the merchant when the dishwasher has a problem of detergent delivery, the use of the merchant by users is already influenced at the moment. And the confirmation of the fault point needs the confirmation of an after-sale engineer on the site, has higher requirements on the experience and the capability of a maintenance worker, and has longer time consumption. Meanwhile, the possibility of wrong judgment exists, and a new replaced part needs to be obtained after the fault point is confirmed, so that time and labor are consumed.
In the prior art, no effective solution exists at present aiming at the problems that the normal use of a restaurant is influenced due to the fact that the time of the fault diagnosis and maintenance process of the washing agent of the dish washing machine is long.
Disclosure of Invention
The embodiment of the invention provides a method and a device for checking detergent faults of a dish-washing machine, a storage medium and an electronic device, which are used for at least solving the problem that the normal use of a restaurant is influenced because the time of detergent fault diagnosis and maintenance processes of the dish-washing machine in the related technology is long.
According to an embodiment of the present invention, there is provided a method of verifying a detergent malfunction of a dishwasher, including: monitoring the working state of the lotion pump; obtaining the dosage of the lotion in a lotion pipeline communicated with the lotion pump; acquiring a signal state of a feedback signal in a washing agent pump motor of the dishwasher; determining a malfunctioning component in the dishwasher based on the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor, and the amount of wash in the wash line, wherein the malfunctioning component comprises: the washing pump motor, the washing flowmeter in the dish washer.
According to another embodiment of the present invention, there is provided a detergent failure verifying apparatus of a dishwasher, including: the monitoring module is used for monitoring the working state of the lotion pump; the first obtaining module is used for obtaining the dosage of the lotion in a lotion pipeline communicated with the lotion pump; the second acquisition module is used for acquiring the signal state of a feedback signal in a washing agent pump motor of the dishwasher; a fault determination module for determining a faulty component in the dishwasher according to the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor and the amount of wash in the wash line, wherein the faulty component comprises: the washing pump motor, the washing flowmeter in the dish washer.
According to a further embodiment of the present invention, there is also provided a storage medium having a computer program stored therein, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
According to yet another embodiment of the present invention, there is also provided an electronic device, including a memory in which a computer program is stored and a processor configured to execute the computer program to perform the steps in any of the above method embodiments.
According to the invention, as the working state of the washing pump is monitored and the consumption of the washing agent in the washing agent pipeline and the signal state of the feedback signal are obtained, the fault part in the dishwasher, which has faults, is determined to be a washing agent pump motor and/or a washing agent flowmeter in the dishwasher according to the working state of the monitoring washing pump, the consumption of the washing agent in the washing agent pipeline and the signal state of the feedback signal. Therefore, the problem that the normal use of a restaurant is affected due to the fact that the time of the detergent fault diagnosis and maintenance process of the dish washing machine is long can be solved, and the effect that when the detergent feeding fault occurs in the dish washing machine, the fault part can be diagnosed quickly and accurately is achieved.
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 schematic diagram of a dishwasher and a lotion according to an embodiment of the present invention;
FIG. 2 is a flow chart of a method of verifying a malfunction of a lotion for a dishwasher according to an embodiment of the present invention;
FIG. 3 is a block diagram of a structure of a detergent failure verifying unit of a dishwasher according to an embodiment of the present invention;
FIG. 4 is a schematic flow chart of a method for verifying a malfunction of a detergent of a dishwasher according to an embodiment of the present invention.
Detailed Description
The invention will be described in detail hereinafter with reference to the drawings and embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
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.
Example 1
The method embodiment provided in the first embodiment of the present application may be implemented in a dishwasher or similar device. As shown in fig. 1, the dishwasher includes the following structure: the cleaning agent box comprises a cleaning agent barrel 1, a drier barrel 2, a cleaning agent pump 3, a drier pump 4, a rinsing water tank 5, a drier joint 6, a main washing water tank 7, a cleaning agent joint 8, a drier flow meter 9, a cleaning agent flow meter 10, a first liquid suction rod 11 and a second liquid suction rod 12.
Wherein the detergent pump 3 and the drier pump 4 use the same or different lotion pumps, the detergent joint 8 is installed on the main wash water tank 7, and the drier joint 6 is installed on the rinse water tank 5.
Specifically, the process of dispensing the lotion (detergent, drier) in the dishwasher is as follows:
the detergent pump 3 is installed at a position near the front of a bottom plate of the dishwasher by screws, an inlet of the detergent pump 3 is connected with the first liquid suction rod 11, the first liquid suction rod 11 of the detergent is inserted into the detergent barrel 1, and an outlet of the detergent pump is connected with the detergent joint 8 installed on the main wash water tank 7. The cleaning agent joint 8 is fixed with the main washing water tank 7 through a nut, and cleaning agent is put into the main washing water tank 7 after passing through the first liquid suction rod 11, the cleaning agent pump 3 and the cleaning agent joint 8 in sequence.
The drier pump 4 is installed at a position, close to the front, of a bottom plate of the dish washing machine through screws, an inlet of the drier pump 4 is connected with a second liquid suction rod 12, a second liquid suction rod 12 used for a drier is inserted into the drier barrel 2, an outlet of the drier pump is connected with a drier joint 6 installed on the rinsing water tank 5, the drier joint 6 is fixed with the rinsing water tank through nuts, and the drier is thrown into the rinsing water tank 5 after sequentially passing through the second liquid suction rod 12, the drier pump 4 and the drier joint 6. The drier flow meter 9 is arranged on a pipeline at the outlet of the drier pump 4 to detect the usage amount of the dishwasher detergent in real time.
In the present embodiment, a method for verifying a detergent failure in a dishwasher is provided, and fig. 2 is a flowchart of a method for verifying a detergent failure in a dishwasher according to an embodiment of the present invention, as shown in fig. 2, the flowchart includes the following steps:
step S202, monitoring the working state of the lotion pump;
step S204, obtaining the dosage of the lotion in a lotion pipeline communicated with the lotion pump;
step S206, acquiring the signal state of a feedback signal in a washing agent pump motor of the dishwasher;
step S208, determining a fault component with fault in the dishwasher according to the working state of the washing pump, the signal state of a feedback signal in the motor of the washing pump and the dosage of the washing agent in the washing agent pipeline, wherein the fault component comprises: the washing pump motor, the washing flowmeter in the dish washer.
Through the steps, due to the fact that the working state of the washing pump is monitored, the using amount of the washing agent in the washing agent pipeline and the signal state of the feedback signal are obtained, the fault part in the dishwasher, which is a motor of the washing agent pump and/or a washing agent flow meter in the dishwasher, is determined to be a fault part according to the working state of the washing agent pump, the using amount of the washing agent in the washing agent pipeline and the signal state of the feedback signal. Therefore, the problem that the normal use of a restaurant is affected due to the fact that the time of the detergent fault diagnosis and maintenance process of the dish washing machine is long can be solved, and the effect that when the detergent feeding fault occurs in the dish washing machine, the fault part can be diagnosed quickly and accurately is achieved.
In step S202, the operation state of the wash pump is monitored, and the wash pump in the dishwasher is started and performs the operation of dispensing the wash.
The usage amount of the lotion in the lotion pipeline communicated with the lotion pump is obtained in the step S204. In addition, by acquiring the usage amount of the lotion, the usage condition of a merchant can be prejudged in advance, and the lotion can be delivered in time before the stock of the lotion of the merchant is urgent, so that the operation efficiency is improved, the operation cost is reduced, and the normal use of the merchant is not influenced.
The signal state of the feedback signal obtained in the dishwasher pump motor in the above step S206 is the presence or absence of the feedback signal.
In the above step S208, it is determined in a cross-check manner, based on the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor and the dosage of the wash in the wash pipe, that the malfunctioning component in the dishwasher is the wash pump motor or the wash flowmeter in the dishwasher, and possibly that the wash pump motor and the wash flowmeter in the dishwasher are malfunctioning at the same time.
Optionally, the execution sequence of step S104 and step S106 may be interchanged, that is, step S104 may be executed first, and then step S102 may be executed.
In an alternative embodiment of the present invention, the determining of the faulty component in the dishwasher based on the signal status of the feedback signal in the wash pump motor and the amount of wash in the wash line, wherein the faulty component comprises: the wash pump motor, a wash flow meter in the dishwasher, comprising: (ii) a Determining a faulty component in the dishwasher to be the wash pump motor and/or a wash flow meter in the dishwasher according to the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor and the dosage of the wash in the wash line, wherein the operating state of the wash pump comprises: the lotion pump is in an operating state and the lotion pump is in a non-operating state. Namely, under the condition that the lotion pump is in a working state or the lotion pump is in a non-working state, the signal state of the feedback signal in the motor of the lotion pump and the dosage of the lotion in the lotion pipeline are subjected to cross validation, so that the fault component in the dishwasher is determined to be the motor of the lotion pump and/or the lotion flowmeter in the dishwasher.
During specific implementation, the states of the washing pump, the washing pump motor and the washing flow meter are monitored in the washing agent putting process of the dish washing machine, and fault parts are accurately judged through cross verification of the working states of the washing pump, the washing pump motor and the washing flow meter. When the dishwasher enters a working state, when the main control panel sends out a working command of the lotion pump or does not send out the working command of the lotion pump, the signal state of the feedback signal in the motor of the lotion pump and the dosage of the lotion in the lotion pipeline need to be further judged.
In an alternative embodiment of the invention said malfunctioning component which is determined to be malfunctioning in said dishwasher based on an operational status of said wash pump, a signal status of a feedback signal in said wash pump motor and a dosage of wash in said wash line is said wash pump motor, and/or a wash flow meter in said dishwasher comprises: under the condition that the washing pump is in a working state, a signal is fed back from an encoder of the washing pump motor, and the dosage of the washing agent in the washing pipeline is increased, determining that the washing pump motor in the dishwasher and a washing agent flow meter in the dishwasher are both free of faults; under the condition that the washing pump is in a working state, signals are fed back in an encoder of the washing pump motor and the dosage of the washing agent in the washing pipeline is not increased, the fact that the washing pump motor in the dishwasher is out of order and the washing agent flow meter in the dishwasher is out of order is determined; under the condition that the washing pump is in a working state, no feedback signal exists in an encoder of the washing pump motor and the dosage of the washing agent in the washing pipeline is increased, the faults of the washing pump motor in the dishwasher and the washing agent flow meter in the dishwasher are determined; and when the lotion pump is in a working state, no feedback signal exists in an encoder of the lotion pump motor and the dosage of the lotion in the lotion pipeline is not increased, determining that the lotion pump motor in the dishwasher has a fault and the lotion flow meter in the dishwasher has no fault.
During the concrete implementation, put in the in-process and monitor the state of lotion pump, lotion pump motor, lotion flowmeter at dish washer lotion, come accurate judgement trouble part through the cross validation to three operating condition. When dish washer gets into operating condition, when the main control board in the dish washer sent lotion pump operating command, need judge whether feedback signal of lotion pump motor encoder, no matter whether the lotion pump motor encoder feedback signal all need further judge whether the reading of lotion flowmeter increases, if the reading of lotion pump motor encoder feedback signal lotion flowmeter increases simultaneously, then lotion pump motor and lotion flowmeter are trouble-free simultaneously. If the washing agent pump motor encoder feeds back signals and the reading of the washing agent flow meter is not increased, the washing agent flow meter is in failure, and the washing agent pump motor is not in failure.
Further, if the wash pump motor encoder does not feed back a signal and the wash flow meter reading increases, both the wash flow meter and the wash pump motor fail simultaneously. If the washing pump motor encoder does not feed back signals and the reading of the washing flow meter is not increased, the washing pump motor fails and the washing flow meter does not have a fault.
In an alternative embodiment of the invention said malfunctioning component which is determined to be malfunctioning in said dishwasher based on an operational status of said wash pump, a signal status of a feedback signal in said wash pump motor and a dosage of wash in said wash line is said wash pump motor, and/or a wash flow meter in said dishwasher comprises: under the condition that the lotion pump is in a non-working state, signals are fed back in an encoder of the lotion pump motor and the dosage of the lotion in the lotion pipeline is increased, the failure of the lotion pump motor in the dishwasher and the failure of a lotion flow meter in the dishwasher are determined; under the condition that the washing pump is in a non-working state, a signal is fed back from an encoder of the washing pump motor, and the dosage of the washing agent in the washing pipeline is not increased, the faults of the washing pump motor in the dishwasher and the faults of a washing agent flow meter in the dishwasher are determined; under the condition that the washing pump is in a non-working state, no feedback signal exists in an encoder of the washing pump motor and the dosage of the washing agent in the washing pipeline is increased, determining that the washing pump motor in the dishwasher has no fault and a washing agent flow meter in the dishwasher has a fault; and under the condition that the lotion pump is in a non-working state, no feedback signal exists in an encoder of the lotion pump motor and the dosage of the lotion in the lotion pipeline is not increased, the motor of the lotion pump in the dishwasher and the lotion flow meter in the dishwasher are determined to have no fault.
When the concrete implementation, when the main control board in the dish washer did not send lotion pump work order, need to judge whether the feedback signal of lotion pump motor encoder, whether the feedback signal of lotion pump motor encoder all need further judge whether the reading of lotion flowmeter increases, if the reading of lotion pump motor encoder feedback signal lotion flowmeter increases simultaneously, then lotion pump motor trouble, the lotion flowmeter is faultless, if lotion pump motor encoder feedback signal and the reading of lotion flowmeter do not increase, then wash pump motor and lotion flowmeter trouble simultaneously.
Further, if the washing pump motor encoder does not feed back a signal and the reading of the washing flow meter is increased, the washing flow meter is in failure, and the washing pump motor is not in failure. If the washing pump motor encoder does not feed back signals and the reading of the washing flow meter is not increased, the washing flow meter and the washing pump motor are not in fault at the same time.
It is noted that the lotion pump includes: the detergent pump and the dryer pump. The wash flow meter includes: the detergent flow meter and the drier flow meter.
In an alternative embodiment of the present invention, the determining of the faulty component in the dishwasher based on the signal status of the feedback signal in the wash pump motor and the amount of wash in the wash line, wherein the faulty component comprises: the washing pump motor, the washing flowmeter in the dish washer include: the lotion pump motor includes: a first wash pump motor and a second wash pump motor; determining a malfunctioning component of the dishwasher to be a detergent pump and/or a detergent flow meter in the dishwasher based on a signal state of a feedback signal in a first detergent pump motor and an amount of cleaning detergent in the wash line; and determining that the fault component in the dish washing machine is a drier pump and/or a drier flow meter in the dish washing machine according to the signal state of the feedback signal in the second washing agent pump motor and the using amount of the drier cleaning agent in the washing agent pipeline.
Specifically, when a detergent feeding fault occurs in the dishwasher, the fault component in the dishwasher is determined to be a detergent pump according to the signal state of a feedback signal in a first detergent pump motor and the using amount of cleaning detergent in a detergent pipeline, and/or a detergent flow meter in the dishwasher and the fault component in the dishwasher is determined to be a drier pump according to the signal state of a feedback signal in a second detergent pump motor and the using amount of drier-forcing detergent in the detergent pipeline, and/or a drier-forcing flow meter in the dishwasher. Therefore, the fault parts are accurately diagnosed, after-sale maintenance personnel are informed to carry the corresponding parts to maintain, the maintenance efficiency is improved, and the operation cost is reduced. Through the data analysis of the washing pump motor and the washing flow meter, the damage condition of parts in the dish washing machine can be diagnosed in advance.
In an alternative embodiment of the present invention, the obtaining of the amount of the lotion in the lotion line in communication with the lotion pump comprises: the lotion flowmeter is additionally arranged on a lotion pipeline of the lotion pump; and the dosage of the lotion in the lotion pipeline communicated with the lotion pump is obtained through the lotion flowmeter.
During the concrete implementation, before dish washer influence user uses, through add on the lotion pipeline of lotion pump the use amount of lotion flowmeter can real-time detection lotion, foresees the in service behavior of trade company in advance, in time delivers before the lotion stock of trade company is worried about, improves operation efficiency, reduces the operation cost.
Through the description of the foregoing embodiments, it is clear to those skilled in the art that the method according to the foregoing embodiments may be implemented by software plus a necessary general hardware platform, and certainly may also be implemented by hardware, but the former is a better implementation mode in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present invention.
Example 2
In this embodiment, a device for checking a detergent failure of a dishwasher is further provided, which is used to implement the above embodiments and preferred embodiments, and which has been described above and will not be described in detail. As used below, the term "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware or a combination of software and hardware is also possible and contemplated.
FIG. 3 is a block diagram showing the construction of a detergent failure verifying apparatus of a dishwasher according to an embodiment of the present invention, which includes, as shown in FIG. 3
The monitoring module 30 is used for monitoring the working state of the lotion pump;
a first obtaining module 32 for obtaining the dosage of the lotion in the lotion pipeline communicated with the lotion pump;
a second obtaining module 34 for obtaining a signal status of a feedback signal in a wash pump motor of the dishwasher;
a fault determination module 36 for determining faulty components in the dishwasher according to the signal status of the feedback signal in the wash pump motor and the amount of wash in the wash line, wherein the faulty components include: the wash pump motor, a wash flow meter in the dishwasher.
Through the module, after a washing device in the dishwasher is started, the dosage of the washing agent in a washing agent pipeline and the signal state of a feedback signal are obtained, and the fault component with the fault in the dishwasher is determined to be a washing agent pump motor and/or a washing agent flowmeter in the dishwasher according to the dosage of the washing agent in the washing agent pipeline and the signal state of the feedback signal. Therefore, the problem that the normal use of a restaurant is affected due to the fact that the time of the detergent fault diagnosis and maintenance process of the dish washing machine is long can be solved, and the effect that when the detergent feeding fault occurs in the dish washing machine, the fault part can be diagnosed quickly and accurately is achieved.
In the starting module 30 of the present invention, the operation state of the wash pump is monitored, and the wash pump motor and the wash pump in the dishwasher are started and perform the operation of the detergent dispensing.
The usage amount of the lotion in the lotion line communicating with the lotion pump is acquired in the first acquiring module 32 of the present invention. In addition, by acquiring the usage amount of the lotion, the usage condition of a merchant can be prejudged in advance, and the lotion can be delivered in time before the stock of the lotion of the merchant is urgent, so that the operation efficiency is improved, the operation cost is reduced, and the normal use of the merchant is not influenced.
The signal state of the feedback signal in the lotion pump motor is obtained in the second obtaining module 34 of the present invention, i.e. with or without a feedback signal.
In the fault determination module 36 of the invention it is determined in a cross-check manner, based on the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor and the dosage of the wash liquor in the wash line obtained in the above-mentioned modules, that the faulty component in the dishwasher is the wash pump motor or the wash flow meter in the dishwasher, and possibly also that the wash pump motor and the wash flow meter in the dishwasher are faulty at the same time.
It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are located in different processors in any combination.
In order to better understand the above process, the following description is made with reference to the preferred embodiments, but the technical solutions of the embodiments of the present invention are not limited thereto.
Fig. 4 is a flowchart illustrating a method for verifying a detergent malfunction of a dishwasher according to an alternative embodiment of the present invention, which specifically includes the steps of:
step S400, start.
Step S401, send out a work instruction of the lotion pump? If so, the process proceeds to step S406, otherwise, the process proceeds to step S402.
And step S402, feeding back a signal by a motor encoder of the lotion pump.
Step S403, increase wash flow meter reading? If not, the process proceeds to step S404, and if so, the process proceeds to step S405.
Step S404, no failure.
Step S405, the wash flow meter is out of order.
Specifically, if the wash pump motor encoder feeds back a signal while the wash flow meter reading is increased, then the wash pump motor and wash flow meter are both fault free. If the washing agent pump motor encoder feeds back signals and the reading of the washing agent flow meter is not increased, the washing agent flow meter is in failure, and the washing agent pump motor is not in failure.
In step S406, is the lotion pump motor encoder feedback signal?
Step S407, increase wash flow meter reading?
Step S408, the motor of the lotion pump and the lotion flow meter simultaneously fail.
Step S409, the wash pump motor fails.
Specifically, if the wash pump motor encoder does not feed back a signal and the wash flow meter reading increases, both the wash flow meter and the wash pump motor fail simultaneously. If the washing pump motor encoder does not feed back signals and the reading of the washing flow meter is not increased, the washing pump motor fails and the washing flow meter does not have a fault.
Is the wash flow meter reading increased at step S410? If so, the process proceeds to step S414, otherwise, the process proceeds to step S415.
Step S411, increase wash flow meter reading?
In step S412, the wash pump motor fails.
And step S413, the motor of the lotion pump and the lotion flow meter simultaneously fail.
Specifically, if the washing pump motor encoder feeds back a signal while the reading of the washing flow meter is increased, the washing pump motor fails and the washing flow meter does not fail. If the washing pump motor encoder feeds back signals and the reading of the washing flow meter is not increased, the washing pump motor and the washing flow meter simultaneously fail.
Step S414, no fault.
Step S415, the wash flow meter malfunctions.
Specifically, if the washing agent pump motor encoder does not feed back a signal and the reading of the washing agent flow meter is increased, the washing agent flow meter is in failure and the washing agent pump motor is not in failure. If the washing pump motor encoder does not feed back signals and the reading of the washing flow meter is not increased, the washing flow meter and the washing pump motor are not in failure simultaneously.
An embodiment of the present invention further provides a storage medium having a computer program stored therein, wherein the computer program is configured to perform the steps in any of the method embodiments described above when executed.
Alternatively, in the present embodiment, the storage medium may be configured to store a computer program for executing the steps of:
s1, starting a washing device in a dishwasher, wherein the washing device comprises: a wash pump motor and a wash pump in the dishwasher;
s2, obtaining the dosage of the lotion in a lotion pipeline communicated with the lotion pump;
s3, acquiring a signal state of a feedback signal in the washing agent pump motor;
s4, determining a fault component with a fault in the dishwasher according to the signal state of the feedback signal in the washing pump motor and the using amount of the washing agent in the washing agent pipeline, wherein the fault component comprises: the wash pump motor, a wash flow meter in the dishwasher.
Optionally, the storage medium is further arranged to store a computer program for performing the steps of:
s1, monitoring the working state of the lotion pump, wherein the working state of the lotion pump comprises the following steps: the lotion pump is in a working state, and the lotion pump is in a non-working state;
s2, determining a fault component in the dishwasher, which has faults, as the washing pump motor and/or a washing flowmeter in the dishwasher according to the working state of the washing pump, the signal state of a feedback signal in the washing pump motor and the dosage of the washing in the washing pipeline.
Optionally, in this embodiment, the storage medium may include, but is not limited to: various media capable of storing computer programs, such as a usb disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic disk, or an optical disk.
Embodiments of the present invention further provide an electronic device, comprising a memory in which a computer program is stored and a processor configured to execute the computer program to perform the steps in any of the above method embodiments.
Optionally, the electronic apparatus may further include a transmission device and an input/output device, wherein the transmission device is connected to the processor, and the input/output device is connected to the processor.
Optionally, in this embodiment, the processor may be configured to execute the following steps by a computer program:
s1, starting a washing device in a dishwasher, wherein the washing device comprises: a wash pump motor and a wash pump in the dishwasher;
s2, obtaining the dosage of the lotion in a lotion pipeline communicated with the lotion pump;
s3, acquiring a signal state of a feedback signal in the washing agent pump motor;
s4, determining a fault component with a fault in the dishwasher according to the signal state of the feedback signal in the washing pump motor and the using amount of the washing agent in the washing agent pipeline, wherein the fault component comprises: the wash pump motor, a wash flow meter in the dishwasher.
Optionally, the specific examples in this embodiment may refer to the examples described in the above embodiments and optional implementation manners, and this embodiment is not described herein again.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A method of verifying a malfunction of a washing agent in a dishwasher, comprising:
monitoring the working state of the lotion pump;
obtaining the dosage of the lotion in a lotion pipeline communicated with the lotion pump;
acquiring a signal state of a feedback signal in a washing agent pump motor of the dishwasher;
determining a faulty component in the dishwasher according to the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor and the amount of wash in the wash line, wherein the faulty component comprises: a wash pump motor, a wash flow meter in the dishwasher;
wherein the faulty component in the dishwasher is determined according to the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor and the amount of wash in the wash line, wherein the faulty component comprises: the lotion pump motor, lotion flowmeter in the dish washer includes:
determining a faulty component in the dishwasher to be the wash pump motor and/or a wash flow meter in the dishwasher according to the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor and the dosage of the wash in the wash line, wherein the operating state of the wash pump comprises: the lotion pump is in a working state and the lotion pump is in a non-working state;
wherein the determination of the malfunctioning component in the dishwasher as the wash pump motor and/or the wash flow meter in the dishwasher on the basis of the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor and the dosage of the wash in the wash line comprises:
under the condition that the lotion pump is in a non-working state, signals are fed back in an encoder of the lotion pump motor and the dosage of the lotion in the lotion pipeline is increased, the failure of the lotion pump motor in the dishwasher and the failure of a lotion flow meter in the dishwasher are determined;
under the condition that the washing pump is in a non-working state, a signal is fed back from an encoder of the washing pump motor, and the dosage of the washing agent in the washing pipeline is not increased, the faults of the washing pump motor in the dishwasher and the faults of a washing agent flow meter in the dishwasher are determined;
under the condition that the washing pump is in a non-working state, no feedback signal exists in an encoder of the washing pump motor and the dosage of the washing agent in the washing pipeline is increased, determining that the washing pump motor in the dishwasher has no fault and a washing agent flow meter in the dishwasher has a fault;
and under the condition that the lotion pump is in a non-working state, no feedback signal exists in an encoder of the lotion pump motor and the dosage of the lotion in the lotion pipeline is not increased, the motor of the lotion pump in the dishwasher and the lotion flow meter in the dishwasher are determined to have no fault.
2. The method of claim 1, wherein determining the malfunctioning component of the dishwasher as the wash pump motor based on the operating condition of the wash pump, the signal condition of the feedback signal in the wash pump motor, and the amount of wash in the wash line, and/or a wash flow meter in the dishwasher comprises:
under the condition that the washing pump is in a working state, signals are fed back in an encoder of the washing pump motor and the dosage of the washing agent in the washing pipeline is increased, the washing pump motor in the dishwasher and a washing agent flow meter in the dishwasher are determined to be fault-free;
under the condition that the washing pump is in a working state, signals are fed back from an encoder of the washing pump motor, and the dosage of the washing agent in the washing pipeline is not increased, determining that the washing pump motor in the dishwasher has no fault and a washing agent flow meter in the dishwasher has a fault;
under the condition that the washing pump is in a working state, no feedback signal exists in an encoder of the washing pump motor and the dosage of the washing agent in the washing pipeline is increased, the faults of the washing pump motor in the dishwasher and the washing agent flow meter in the dishwasher are determined;
and determining that the motor of the washing pump in the dishwasher has a fault and the flow meter of the washing agent in the dishwasher has no fault under the conditions that the washing pump is in a working state, no feedback signal exists in the encoder of the motor of the washing pump and the dosage of the washing agent in the washing pipeline is not increased.
3. The method of claim 1, wherein the determining a faulty component in the dishwasher based on the signal state of the feedback signal in the wash pump motor and the amount of wash in the wash line comprises: the wash pump motor, wash flow meter in the dishwasher, comprising:
the lotion pump motor includes: a first wash pump motor and a second wash pump motor;
determining a malfunctioning component of the dishwasher to be a detergent pump and/or a detergent flow meter in the dishwasher based on a signal state of a feedback signal in a first detergent pump motor and an amount of cleaning detergent in the wash line;
and determining that the fault component in the dish washing machine is a drier pump and/or a drier flow meter in the dish washing machine according to the signal state of the feedback signal in the second washing agent pump motor and the using amount of the drier cleaning agent in the washing agent pipeline.
4. The method of claim 1, wherein said obtaining an amount of lotion in a lotion line in communication with said lotion pump comprises:
the lotion flow meter is additionally arranged on a lotion pipeline of the lotion pump;
and the dosage of the lotion in the lotion pipeline communicated with the lotion pump is obtained through the lotion flowmeter.
5. A detergent malfunction verification apparatus for a dishwasher, comprising:
the monitoring module is used for monitoring the working state of the lotion pump;
the first obtaining module is used for obtaining the dosage of the lotion in a lotion pipeline communicated with the lotion pump;
the second acquisition module is used for acquiring the signal state of a feedback signal in a washing agent pump motor of the dishwasher;
a fault determination module for determining a faulty component in the dishwasher according to the operating state of the wash pump, the signal state of the feedback signal in the wash pump motor and the amount of wash in the wash line, wherein the faulty component comprises: the wash pump motor, a wash flow meter in the dishwasher;
wherein, the fault determination module is used for determining a fault component in the dishwasher, which is a fault component in the dishwasher, as the washing pump motor and/or a washing flow meter in the dishwasher according to the working state of the washing pump, the signal state of the feedback signal in the washing pump motor and the dosage of the washing agent in the washing pipeline, wherein the working state of the washing pump comprises: the lotion pump is in a working state and the lotion pump is in a non-working state;
wherein the fault determination module is further configured to:
under the condition that the lotion pump is in a non-working state, signals are fed back in an encoder of the lotion pump motor and the dosage of the lotion in the lotion pipeline is increased, the failure of the lotion pump motor in the dishwasher and the failure of a lotion flow meter in the dishwasher are determined;
under the condition that the washing pump is in a non-working state, a signal is fed back from an encoder of the washing pump motor, and the dosage of the washing agent in the washing pipeline is not increased, the faults of the washing pump motor in the dishwasher and the faults of a washing agent flow meter in the dishwasher are determined;
under the condition that the washing pump is in a non-working state, no feedback signal exists in an encoder of the washing pump motor and the dosage of the washing agent in the washing pipeline is increased, determining that the washing pump motor in the dishwasher has no fault and a washing agent flow meter in the dishwasher has a fault;
and under the condition that the lotion pump is in a non-working state, no feedback signal exists in an encoder of the lotion pump motor and the dosage of the lotion in the lotion pipeline is not increased, the motor of the lotion pump in the dishwasher and the lotion flow meter in the dishwasher are determined to have no fault.
6. A storage medium, in which a computer program is stored, wherein the computer program is arranged to perform the method of any of claims 1 to 4 when executed.
7. An electronic device comprising a memory and a processor, wherein the memory has stored therein a computer program, and wherein the processor is arranged to execute the computer program to perform the method of any of claims 1 to 4.
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| CN202010773635.0A CN111878379B (en) | 2020-08-04 | 2020-08-04 | Method and device for checking detergent faults of dish washing machine, storage medium and electronic device |
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| CN202010773635.0A CN111878379B (en) | 2020-08-04 | 2020-08-04 | Method and device for checking detergent faults of dish washing machine, storage medium and electronic device |
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| CN111878379B true CN111878379B (en) | 2022-10-18 |
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| EP2609845B1 (en) * | 2011-12-30 | 2018-06-27 | Whirlpool EMEA S.p.A | Dishwasher and method for detecting malfunctions thereof |
| KR102402029B1 (en) * | 2015-11-13 | 2022-05-26 | 삼성전자주식회사 | Dish washing machine and method of controlling the same |
| CN108111360B (en) * | 2018-01-23 | 2022-01-11 | 北京红岸水滴科技发展有限公司 | Automatic diagnostic and data monitoring system for commercial dishwashers |
| CN108209799A (en) * | 2018-01-23 | 2018-06-29 | 北京红岸水滴科技发展有限公司 | For the smart allocation device of commercial dish-washing machine |
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