CN112971664A - Method and device for detecting faults of dish washing machine, dish washing machine and storage medium - Google Patents
Method and device for detecting faults of dish washing machine, dish washing machine and storage medium Download PDFInfo
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- CN112971664A CN112971664A CN201911316402.1A CN201911316402A CN112971664A CN 112971664 A CN112971664 A CN 112971664A CN 201911316402 A CN201911316402 A CN 201911316402A CN 112971664 A CN112971664 A CN 112971664A
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- 238000004851 dishwashing Methods 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 199
- 238000002347 injection Methods 0.000 claims abstract description 76
- 239000007924 injection Substances 0.000 claims abstract description 76
- 238000005406 washing Methods 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 230000015654 memory Effects 0.000 claims description 35
- 238000001514 detection method Methods 0.000 claims description 23
- 230000007257 malfunction Effects 0.000 claims description 7
- 239000010865 sewage Substances 0.000 description 10
- 208000028659 discharge Diseases 0.000 description 8
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- A47L15/42—Details
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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
- A47L15/4244—Water-level measuring or regulating arrangements
-
- 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
- A47L15/4287—Temperature measuring or regulating arrangements
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Abstract
The embodiment of the invention relates to a method and a device for detecting faults of a dish-washing machine, the dish-washing machine and a storage medium, wherein the method comprises the following steps: when the dishwasher is in a heating washing process, acquiring a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water drainage stage; acquiring a second temperature value corresponding to the dish washer in a preset second time period after the dish washer is in a water injection stage; if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, the fault warning is carried out on the dish washing machine, when the drainage stage and the water injection stage are connected, the temperature difference value in a short time is used for judging whether the dish washing machine has a drainage fault, and when the drainage fault is accurately detected, the cost of the dish washing machine can be reduced by only adding the temperature sensor.
Description
Technical Field
The embodiment of the invention relates to the field of smart home, in particular to a method and a device for detecting faults of a dish washing machine, the dish washing machine and a storage medium.
Background
With the development of the intelligence of the dish washer, the application of various sensors has become a new development spot of the dish washer. Most dish washing machines on the market detect the water level height of a certain point through a pressure switch device, but the method cannot linearly detect the water level height, so that the drainage state cannot be adjusted in real time through the change condition of the water level, and meanwhile, the traditional dish washing machines set a fixed drainage time value in the operation process.
If the drainage pump of the dish washer breaks down or the drainage pipe is blocked and exceeds the set drainage time value, the dish washer automatically enters the water injection stage when the sewage is not completely drained in the drainage stage, so that the sewage in the dish washer overflows.
Disclosure of Invention
In view of this, in order to solve the problem that the detection of the drain fault of the dishwasher is not accurate, embodiments of the present invention provide a method and an apparatus for detecting a fault of a dishwasher, a dishwasher and a storage medium.
In a first aspect, an embodiment of the present invention provides a method for detecting a malfunction of a dishwasher, including:
when the dishwasher is in a heating washing process, acquiring a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water drainage stage;
acquiring a second temperature value corresponding to the dish washer in a preset second time period after the dish washer is in a water injection stage;
and if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, performing fault alarm on the dishwasher.
In a possible embodiment, after the if the difference between the first temperature value and the second temperature value is smaller than the set first temperature threshold, the method further includes:
acquiring water level information in the dish washer;
if the water level information exceeds a preset water level threshold, triggering a first-level fault alarm of the dish washing machine;
and if the water level information does not exceed a preset water level threshold value, triggering a secondary fault alarm of the dishwasher.
In one possible embodiment, the fault warning the dishwasher includes:
if the dishwasher is in a primary fault alarm, controlling the dishwasher to stop running;
or the like, or, alternatively,
if the dishwasher is in the secondary fault alarm, the alarm information is broadcasted in a voice mode, and the dishwasher is controlled to stop water injection.
In one possible embodiment, the method further comprises:
acquiring a third temperature value corresponding to the dishwasher within a preset third time period of a drainage stage;
and if the difference value between the third temperature value and the second temperature value is smaller than a set second temperature threshold value, performing fault alarm on the dishwasher.
In one possible embodiment, the method further comprises:
if the difference value between the first temperature value and the second temperature value is larger than or equal to a set first temperature threshold value, continuing to execute the water injection step;
or the like, or, alternatively,
and if the difference value between the third temperature value and the second temperature value is smaller than a set second temperature threshold value, continuing to execute the water injection step.
In a second aspect, an embodiment of the present invention provides a dishwasher fault detection apparatus, including:
the device comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water drainage stage in a heating washing process;
the acquisition module is also used for acquiring a second temperature value corresponding to the dishwasher in a preset second time period after the water injection stage;
and the warning module is used for giving a fault warning to the dishwasher if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value.
In one possible embodiment, the obtaining module is further used for obtaining water level information in the dishwasher;
the device further comprises:
the triggering module is used for triggering a first-level fault alarm of the dish washing machine if the water level information exceeds a preset water level threshold value; and if the water level information does not exceed a preset water level threshold value, triggering a secondary fault alarm of the dishwasher.
In one possible embodiment, the warning module is specifically configured to control the dishwasher to stop operating if the dishwasher is in a primary fault warning; or if the dishwasher is in the secondary fault alarm, the alarm information is broadcasted in a voice mode, and the dishwasher is controlled to stop water injection.
In a third aspect, embodiments of the present invention provide a dishwasher, comprising: a processor and a memory, the processor being configured to execute the dishwasher failure detection program stored in the memory to implement the dishwasher failure detection method of any one of the above first aspects.
In a fourth aspect, embodiments of the present invention provide a storage medium storing one or more programs, the one or more programs being executable by one or more processors to implement the dishwasher fault detection method of any one of the above first aspects.
According to the fault detection scheme of the dish washing machine, when the dish washing machine is in a heating washing process, a first temperature value corresponding to a preset first time period when the dish washing machine enters a water injection stage from a water drainage stage is obtained; acquiring a second temperature value corresponding to the dish washer in a preset second time period after the dish washer is in a water injection stage; if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, the fault warning is carried out on the dish washing machine, when the drainage stage and the water injection stage are connected, the temperature difference value in a short time is used for judging whether the dish washing machine has a drainage fault, and when the drainage fault is accurately detected, the cost of the dish washing machine can be reduced by only adding the temperature sensor.
Drawings
FIG. 1 is a schematic flow chart of a method for detecting a malfunction of a dishwasher according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart of another dishwasher fault detection method according to an embodiment of the present invention;
FIG. 3 is a schematic flow chart of a method for detecting dishwasher faults according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a dishwasher fault detection apparatus according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a dishwasher according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
For the convenience of understanding of the embodiments of the present invention, the following description will be further explained with reference to specific embodiments, which are not to be construed as limiting the embodiments of the present invention.
Fig. 1 is a schematic flow chart of a method for detecting a malfunction of a dishwasher according to an embodiment of the present invention, as shown in fig. 1, the method specifically includes:
s11, when the dishwasher is in a heating washing process, acquiring a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water drainage stage.
The method for detecting the faults of the dishwasher is applied to detecting the working state of the dishwasher in a heating washing mode, the dishwasher generally comprises a multi-injection stage, a washing stage and a water discharge stage, and the fault detection of the embodiment is realized based on the temperature difference between the water discharge stage and the water injection stage.
Further, when the dish washer is in the heating washing mode, whether the dish washer enters the water injection stage by the drainage stage is detected, if the water injection stage is started after the completion of the drainage stage, a first temperature value in the cavity of the dish washer in a preset first time period is detected through a temperature sensor arranged in the dish washer.
Specifically, the preset first time period may be a time period corresponding to the completion of the water draining stage and the start of entering the water filling stage, for example, the first time period is a time period from when the water draining stage reaches a set water draining time value to when water filling into the dishwasher cavity is started.
In order to ensure the accuracy of temperature value measurement, the temperature sensor can be arranged at the bottom of the cavity of the dish washing machine, so that when water is injected into the cavity of the dish washing machine and flows into the bottom of the cavity, the temperature sensor can quickly measure the temperature change.
And S12, acquiring a second temperature value corresponding to the dishwasher in a preset second time period after the water injection stage.
The dishwasher is obtained through the temperature sensor and is in a water injection stage, a second temperature value in a second time period is preset after water injection is started, for example, the temperature value of the bottom of the dishwasher cavity obtained by the temperature sensor is 2s after water injection.
S13, if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, performing fault alarm on the dishwasher.
It should be noted that, if the dishwasher drains water normally, the water draining stage can drain the water in the cavity of the dishwasher completely, and after entering the water filling stage, the water injected into the cavity can rapidly reduce the temperature in the cavity; otherwise, if the dish washing machine drains abnormally, the water in the dish washing machine cavity in the draining stage is not drained, and after the water filling stage, the temperature injected into the cavity is slowly reduced in a period of time.
Further, if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, it is determined that water in the cavity of the dishwasher in the drainage stage is not drained, a drainage fault occurs on the surface of the dishwasher, and a fault alarm is given to the dishwasher.
Specifically, the first temperature threshold may be set according to an actual requirement, for example, 7 ℃, which is not specifically limited in this embodiment.
According to the method for detecting the faults of the dish washing machine, the corresponding first temperature value in the preset first time period when the dish washing machine enters the water injection stage from the water drainage stage is obtained in the heating and washing process of the dish washing machine; acquiring a second temperature value corresponding to the dish washer in a preset second time period after the dish washer is in a water injection stage; if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, the fault warning is carried out on the dish washing machine, when the drainage stage and the water injection stage are connected, the temperature difference value in a short time is used for judging whether the dish washing machine has a drainage fault, and when the drainage fault is accurately detected, the cost of the dish washing machine can be reduced by only adding the temperature sensor.
Fig. 2 is a schematic flow chart of another method for detecting a malfunction of a dishwasher according to an embodiment of the present invention, as shown in fig. 2, the method specifically includes:
s21, when the dishwasher is in a heating washing process, acquiring a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water drainage stage.
And S22, acquiring a second temperature value corresponding to the dishwasher in a preset second time period after the water injection stage.
The method for detecting the faults of the dishwasher is applied to detecting the working state of the dishwasher in a heating washing mode, the dishwasher generally comprises a multi-injection stage, a washing stage and a water discharge stage, and the fault detection of the embodiment is realized based on the temperature difference between the water discharge stage and the water injection stage.
In order to ensure the accuracy of temperature value measurement, the temperature sensor can be arranged at the bottom of the cavity of the dish washing machine, so that when water is injected into the cavity of the dish washing machine and flows into the bottom of the cavity, the temperature sensor can quickly measure the temperature change.
Further, the preset first time period may be: the drainage stage is completed and enters a time period corresponding to the water filling stage, for example, the first time period is a time period from when the drainage stage reaches a set drainage time value to when water is filled into the dishwasher cavity.
The preset second period of time may be: the dishwasher is in a filling phase, set time period after starting filling, e.g. 2s after starting filling.
Further, the first temperature value and the second temperature value may be instantaneous temperatures or average temperatures, for example, the first time period is a time period corresponding to the completion of the water discharge phase and the start of the water injection phase, the time period is 1s, and the corresponding first temperature value may be the average temperature within 1s, or may be the corresponding instantaneous temperature within 1 s; the second time period is the time period set after the dishwasher is in the water filling stage and water filling is started, the time period is 2s, and the corresponding second temperature value can be the average temperature value in the 2s or the corresponding instantaneous temperature value in the 2 s.
And S23, judging whether the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value.
And S24, if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, acquiring water level information in the dish washing machine.
And if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, determining that water in the cavity of the dish washing machine is not completely discharged in the water discharging stage, and acquiring water level information in the dish washing machine through a pressure sensor.
For example, the first temperature threshold may be: at 7 ℃.
And S25, if the water level information exceeds a preset water level threshold, triggering a primary fault alarm of the dishwasher.
And S26, if the water level information does not exceed a preset water level threshold, triggering a secondary fault alarm of the dishwasher.
In this embodiment, a water level threshold is preset, and the water level threshold may be set according to actual requirements, for example, 80% or 90%, and the specific value of the water level threshold is not limited in this embodiment.
Further, if the water level information exceeds a preset water level threshold, triggering a first-level fault alarm of the dishwasher, wherein the first-level fault alarm is an alarm with the highest priority level (when the water level information exceeds the water level threshold, water is continuously injected, and then sewage in a cavity of the dishwasher overflows); and if the water level information does not exceed the preset water level threshold, triggering a secondary fault alarm of the dishwasher, wherein the secondary fault alarm is an alarm with a lower priority level (when the water level information does not exceed the water level threshold, water is continuously injected, and the condition that sewage in the cavity of the dishwasher overflows can not occur within a certain time period).
And S27, if the dishwasher is in a primary fault alarm, controlling the dishwasher to stop running.
And if the dishwasher is in a primary fault alarm, indicating that the condition of sewage overflow in the cavity of the dishwasher can occur if water injection is continued, controlling the dishwasher to stop running, for example, cutting off a power supply of the dishwasher.
And S28, if the dishwasher is in the secondary fault alarm, the alarm information is broadcasted in a voice mode, and the dishwasher is controlled to stop water injection.
If the dish washer is in the second grade trouble and reports an emergency and asks for help or increased vigilance, show that the condition that sewage spills over in the dish washer cavity can not appear in continuing the water injection certain period of time, adopt the form of pronunciation to report an emergency and ask for help or increased vigilance, and control dish washer water filling port closes to the messenger stops to the inside water injection of dish washer cavity.
S29, if the difference value between the first temperature value and the second temperature value is larger than or equal to a set first temperature threshold value, continuing to execute the water injection step.
And if the difference value between the first temperature value and the second temperature value is larger than or equal to the set first temperature threshold value, the drainage of the surface dishwasher is normal in the drainage stage, and the water injection step of the water injection stage is continuously executed.
According to the method for detecting the faults of the dish washing machine, the corresponding first temperature value in the preset first time period when the dish washing machine enters the water injection stage from the water drainage stage is obtained in the heating and washing process of the dish washing machine; acquiring a second temperature value corresponding to the dish washer in a preset second time period after the dish washer is in a water injection stage; if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, the fault warning is carried out on the dish washing machine, when the drainage stage and the water injection stage are connected, the temperature difference value in a short time is used for judging whether the dish washing machine has a drainage fault, and when the drainage fault is accurately detected, the cost of the dish washing machine can be reduced by only adding the temperature sensor.
Fig. 3 is a schematic flow chart of another method for detecting a malfunction of a dishwasher according to an embodiment of the present invention, as shown in fig. 3, the method specifically includes:
s31, acquiring a third temperature value corresponding to a preset third time period when the dishwasher is in a water drainage stage in the heating and washing process of the dishwasher.
And S32, acquiring a second temperature value corresponding to the dishwasher in a preset second time period after the water injection stage.
The method for detecting the faults of the dishwasher is applied to detecting the working state of the dishwasher in a heating washing mode, the dishwasher generally comprises a multi-injection stage, a washing stage and a water discharge stage, and the fault detection of the embodiment is realized based on the temperature difference between the water discharge stage and the water injection stage.
In order to ensure the accuracy of temperature value measurement, the temperature sensor can be arranged at the bottom of the cavity of the dish washing machine, so that when water is injected into the cavity of the dish washing machine and flows into the bottom of the cavity, the temperature sensor can quickly measure the temperature change.
Further, the preset third time period may be: the last time period corresponding to the drainage phase, for example, the drainage time of the drainage phase is 50s, and the third time period may be 46-50s of the drainage phase.
The preset second period of time may be: the dishwasher is in a filling phase, set time period after starting filling, e.g. 2s after starting filling.
Further, the third temperature value and the second temperature value may be instantaneous temperatures or average temperatures, for example, the third time period is the last time period corresponding to the drainage stage, the time period is 1s, and the corresponding first temperature value may be the average temperature within 5s, or the corresponding instantaneous temperature within 5 s; the second time period is the time period set after the dishwasher is in the water filling stage and water filling is started, the time period is 2s, and the corresponding second temperature value can be the average temperature value in the 2s or the corresponding instantaneous temperature value in the 2 s.
And S33, judging whether the difference value between the third temperature value and the second temperature value is smaller than the set first temperature threshold value.
And S34, if the difference value between the third temperature value and the second temperature value is smaller than a set first temperature threshold value, acquiring water level information in the dish washing machine.
And if the difference value between the third temperature value and the second temperature value is smaller than a set second temperature threshold value, determining that water in the cavity of the dish washing machine is not completely discharged in the water discharging stage, and acquiring water level information in the dish washing machine through a pressure sensor.
For example, the second temperature threshold may be: at 7 ℃.
And S35, if the water level information exceeds a preset water level threshold, triggering a primary fault alarm of the dishwasher.
S36, if the water level information does not exceed the preset water level threshold, triggering a secondary fault alarm of the dishwasher
In this embodiment, a water level threshold is preset, and the water level threshold may be set according to actual requirements, for example, 80% or 90%, and the specific value of the water level threshold is not limited in this embodiment.
Further, if the water level information exceeds a preset water level threshold, triggering a first-level fault alarm of the dishwasher, wherein the first-level fault alarm is an alarm with the highest priority level (when the water level information exceeds the water level threshold, water is continuously injected, and then sewage in a cavity of the dishwasher overflows); and if the water level information does not exceed the preset water level threshold, triggering a secondary fault alarm of the dishwasher, wherein the secondary fault alarm is an alarm with a lower priority level (when the water level information does not exceed the water level threshold, water is continuously injected, and the condition that sewage in the cavity of the dishwasher overflows can not occur within a certain time period).
And S37, if the dishwasher is in a primary fault alarm, controlling the dishwasher to stop running.
And if the dishwasher is in a primary fault alarm, indicating that the condition of sewage overflow in the cavity of the dishwasher can occur if water injection is continued, controlling the dishwasher to stop running, for example, cutting off a power supply of the dishwasher.
And S38, if the dishwasher is in the secondary fault alarm, the alarm information is broadcasted in a voice mode, and the dishwasher is controlled to stop water injection.
If the dish washer is in the second grade trouble and reports an emergency and asks for help or increased vigilance, show that the condition that sewage spills over in the dish washer cavity can not appear in continuing the water injection certain period of time, adopt the form of pronunciation to report an emergency and ask for help or increased vigilance, and control dish washer water filling port closes to the messenger stops to the inside water injection of dish washer cavity.
S39, if the difference value between the third temperature value and the second temperature value is larger than or equal to a set first temperature threshold value, continuing to execute the water injection step.
And if the difference value between the first temperature value and the second temperature value is larger than or equal to the set first temperature threshold value, the drainage of the surface dishwasher is normal in the drainage stage, and the water injection step of the water injection stage is continuously executed.
According to the method for detecting the faults of the dish washing machine, the corresponding third temperature value in the preset third time period when the dish washing machine is in the heating and washing process is obtained; acquiring a second temperature value corresponding to the dish washer in a preset second time period after the dish washer is in a water injection stage; if the difference value between the third temperature value and the second temperature value is smaller than the set first temperature threshold value, the fault warning is carried out on the dish washing machine, when the drainage stage and the water injection stage are connected, the temperature difference value in a short time is used for judging whether the dish washing machine has a drainage fault, and when the drainage fault is accurately detected, the cost of the dish washing machine can be reduced by only adding the temperature sensor.
Fig. 4 is a schematic structural diagram of a dishwasher fault detection device according to an embodiment of the present invention, and as shown in fig. 4, the structure specifically includes:
the acquiring module 41 is configured to acquire a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water discharge stage in a heating and washing process of the dishwasher;
the obtaining module 41 is further configured to obtain a second temperature value corresponding to the dishwasher within a preset second time period after the water injection stage;
and the alarm module 42 is used for giving a fault alarm to the dishwasher if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value.
In a possible embodiment, the obtaining module 41 is further configured to obtain water level information in the dishwasher;
the device further comprises:
a triggering module 43, configured to trigger a first-level fault alarm of the dishwasher if the water level information exceeds a preset water level threshold; and if the water level information does not exceed a preset water level threshold value, triggering a secondary fault alarm of the dishwasher.
In one possible embodiment, the alarm module 42 is specifically configured to control the dishwasher to stop operating if the dishwasher is in a primary failure alarm; or if the dishwasher is in the secondary fault alarm, the alarm information is broadcasted in a voice mode, and the dishwasher is controlled to stop water injection.
In a possible embodiment, the obtaining module 41 is further configured to obtain a third temperature value corresponding to a preset third time period when the dishwasher is in the draining stage;
the alarm module 42 is further configured to alarm a fault of the dishwasher if a difference between the third temperature value and the second temperature value is smaller than a set second temperature threshold.
In a possible embodiment, the triggering module 43 is further configured to continue to perform the water filling step if a difference between the first temperature value and the second temperature value is greater than or equal to a set first temperature threshold; or if the difference value between the third temperature value and the second temperature value is smaller than the set second temperature threshold value, continuing to execute the water injection step.
The dishwasher fault detection apparatus provided in this embodiment may be the dishwasher fault detection apparatus shown in fig. 4, and may perform all the steps of the dishwasher fault detection method shown in fig. 1 to 3, so as to achieve the technical effects of the dishwasher fault detection method shown in fig. 1 to 3, and please refer to the related descriptions of fig. 1 to 3 for brevity, which is not described herein again.
Fig. 5 is a schematic structural diagram of a dishwasher according to an embodiment of the present invention, and the dishwasher 500 shown in fig. 5 includes: at least one processor 501, memory 502, at least one network interface 504, and other user interfaces 503. The various components in dishwasher 500 are coupled together by a bus system 505. It is understood that the bus system 505 is used to enable connection communications between these components. The bus system 505 includes a power bus, a control bus, and a status signal bus in addition to a data bus. For clarity of illustration, however, the various buses are labeled as bus system 505 in FIG. 5.
The user interface 503 may include, among other things, a display, a keyboard, or a pointing device (e.g., a mouse, trackball, touch pad, or touch screen, among others.
It is to be understood that the memory 502 in embodiments of the present invention may be either volatile memory or nonvolatile memory, or may include both volatile and nonvolatile memory. The non-volatile memory may be a Read-only memory (ROM), a programmable Read-only memory (PROM), an erasable programmable Read-only memory (erasabprom, EPROM), an electrically erasable programmable Read-only memory (EEPROM), or a flash memory. The volatile memory may be a Random Access Memory (RAM) which functions as an external cache. By way of example, but not limitation, many forms of RAM are available, such as static random access memory (staticiram, SRAM), dynamic random access memory (dynamic RAM, DRAM), synchronous dynamic random access memory (syncronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (DDRSDRAM ), Enhanced Synchronous DRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), and direct memory bus RAM (DRRAM). The memory 502 described herein is intended to comprise, without being limited to, these and any other suitable types of memory.
In some embodiments, memory 502 stores elements, executable units or data structures, or a subset thereof, or an expanded set thereof as follows: an operating system 5021 and application programs 5022.
The operating system 5021 includes various system programs, such as a framework layer, a core library layer, a driver layer, and the like, and is used for implementing various basic services and processing hardware-based tasks. The application 5022 includes various applications, such as a media player (MediaPlayer), a Browser (Browser), and the like, for implementing various application services. The program for implementing the method according to the embodiment of the present invention may be included in the application program 5022.
In the embodiment of the present invention, by calling a program or an instruction stored in the memory 502, specifically, a program or an instruction stored in the application 5022, the processor 501 is configured to execute the method steps provided by the method embodiments, for example, including:
when the dishwasher is in a heating washing process, acquiring a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water drainage stage; acquiring a second temperature value corresponding to the dish washer in a preset second time period after the dish washer is in a water injection stage; and if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, performing fault alarm on the dishwasher.
In one possible embodiment, water level information within the dishwasher is obtained; if the water level information exceeds a preset water level threshold, triggering a first-level fault alarm of the dish washing machine; and if the water level information does not exceed a preset water level threshold value, triggering a secondary fault alarm of the dishwasher.
In one possible embodiment, if the dishwasher is in a primary fault alarm, controlling the dishwasher to stop running; or if the dishwasher is in the secondary fault alarm, the alarm information is broadcasted in a voice mode, and the dishwasher is controlled to stop water injection.
In one possible embodiment, a third temperature value corresponding to a preset third time period when the dishwasher is in a drainage stage is obtained; and if the difference value between the third temperature value and the second temperature value is smaller than a set second temperature threshold value, performing fault alarm on the dishwasher.
In a possible embodiment, if the difference between the first temperature value and the second temperature value is greater than or equal to a set first temperature threshold, continuing to perform the water injection step; or if the difference value between the third temperature value and the second temperature value is smaller than the set second temperature threshold value, continuing to execute the water injection step.
The method disclosed by the above-mentioned embodiments of the present invention may be applied to the processor 501, or implemented by the processor 501. The processor 501 may be an integrated circuit chip having signal processing capabilities. In implementation, the steps of the above method may be performed by integrated logic circuits of hardware or instructions in the form of software in the processor 501. The processor 501 may be a general-purpose processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic device, or discrete hardware components. The various methods, steps and logic blocks disclosed in the embodiments of the present invention may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the method disclosed in connection with the embodiments of the present invention may be directly implemented by a hardware decoding processor, or implemented by a combination of hardware and software elements in the decoding processor. The software elements may be located in ram, flash, rom, prom, or eprom, registers, among other storage media that are well known in the art. The storage medium is located in the memory 502, and the processor 501 reads the information in the memory 502 and completes the steps of the method in combination with the hardware.
It is to be understood that the embodiments described herein may be implemented in hardware, software, firmware, middleware, microcode, or any combination thereof. For a hardware implementation, the processing units may be implemented within one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), general purpose processors, controllers, micro-controllers, microprocessors, other electronic units configured to perform the functions described herein, or a combination thereof.
For a software implementation, the techniques described herein may be implemented by means of units performing the functions described herein. The software codes may be stored in a memory and executed by a processor. The memory may be implemented within the processor or external to the processor.
The dishwasher provided in this embodiment may be the dishwasher as shown in fig. 5, and may perform all the steps of the method for detecting a fault of the dishwasher as shown in fig. 1 to 3, so as to achieve the technical effects of the method for detecting a fault of the dishwasher as shown in fig. 1 to 3, and for brevity, it is not described herein again.
The embodiment of the invention also provides a storage medium (computer readable storage medium). The storage medium herein stores one or more programs. Among others, the storage medium may include volatile memory, such as random access memory; the memory may also include non-volatile memory, such as read-only memory, flash memory, a hard disk, or a solid state disk; the memory may also comprise a combination of memories of the kind described above.
When one or more programs in the storage medium are executable by one or more processors to implement the above-described dishwasher failure detection method performed at the dishwasher failure detection apparatus side.
The processor is used for executing the dishwasher fault detection program stored in the memory so as to realize the following steps of the dishwasher fault detection method executed on the dishwasher fault detection device side:
when the dishwasher is in a heating washing process, acquiring a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water drainage stage; acquiring a second temperature value corresponding to the dish washer in a preset second time period after the dish washer is in a water injection stage; and if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, performing fault alarm on the dishwasher.
In one possible embodiment, water level information within the dishwasher is obtained; if the water level information exceeds a preset water level threshold, triggering a first-level fault alarm of the dish washing machine; and if the water level information does not exceed a preset water level threshold value, triggering a secondary fault alarm of the dishwasher.
In one possible embodiment, if the dishwasher is in a primary fault alarm, controlling the dishwasher to stop running; or if the dishwasher is in the secondary fault alarm, the alarm information is broadcasted in a voice mode, and the dishwasher is controlled to stop water injection.
In one possible embodiment, a third temperature value corresponding to a preset third time period when the dishwasher is in a drainage stage is obtained; and if the difference value between the third temperature value and the second temperature value is smaller than a set second temperature threshold value, performing fault alarm on the dishwasher.
In a possible embodiment, if the difference between the first temperature value and the second temperature value is greater than or equal to a set first temperature threshold, continuing to perform the water injection step; or if the difference value between the third temperature value and the second temperature value is smaller than the set second temperature threshold value, continuing to execute the water injection step.
Those of skill would further appreciate that the various illustrative components and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied in hardware, a software module executed by a processor, or a combination of the two. A software module may reside in Random Access Memory (RAM), memory, Read Only Memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A dishwasher malfunction detection method, comprising:
when the dishwasher is in a heating washing process, acquiring a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water drainage stage;
acquiring a second temperature value corresponding to the dish washer in a preset second time period after the dish washer is in a water injection stage;
and if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value, performing fault alarm on the dishwasher.
2. The method of claim 1, further comprising, after the determining if the difference between the first temperature value and the second temperature value is less than a set first temperature threshold:
acquiring water level information in the dish washer;
if the water level information exceeds a preset water level threshold, triggering a first-level fault alarm of the dish washing machine;
and if the water level information does not exceed a preset water level threshold value, triggering a secondary fault alarm of the dishwasher.
3. The method of claim 2, wherein said fault alerting said dishwasher comprises:
if the dishwasher is in a primary fault alarm, controlling the dishwasher to stop running;
or the like, or, alternatively,
if the dishwasher is in the secondary fault alarm, the alarm information is broadcasted in a voice mode, and the dishwasher is controlled to stop water injection.
4. The method of claim 1, further comprising:
acquiring a third temperature value corresponding to the dishwasher within a preset third time period of a drainage stage;
and if the difference value between the third temperature value and the second temperature value is smaller than a set second temperature threshold value, performing fault alarm on the dishwasher.
5. The method according to any one of claims 1-4, further comprising:
if the difference value between the first temperature value and the second temperature value is larger than or equal to a set first temperature threshold value, continuing to execute the water injection step;
or the like, or, alternatively,
and if the difference value between the third temperature value and the second temperature value is smaller than a set second temperature threshold value, continuing to execute the water injection step.
6. A dishwasher malfunction detection apparatus, comprising:
the device comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring a first temperature value corresponding to a preset first time period when the dishwasher enters a water injection stage from a water drainage stage in a heating washing process;
the acquisition module is also used for acquiring a second temperature value corresponding to the dishwasher in a preset second time period after the water injection stage;
and the warning module is used for giving a fault warning to the dishwasher if the difference value between the first temperature value and the second temperature value is smaller than a set first temperature threshold value.
7. The apparatus of claim 6, wherein the acquisition module is further configured to acquire water level information within the dishwasher;
the device further comprises:
the triggering module is used for triggering a first-level fault alarm of the dish washing machine if the water level information exceeds a preset water level threshold value; and if the water level information does not exceed a preset water level threshold value, triggering a secondary fault alarm of the dishwasher.
8. The device according to claim 7, wherein the alarm module is specifically configured to control the dishwasher to stop operating if the dishwasher is in a primary failure alarm; or if the dishwasher is in the secondary fault alarm, the alarm information is broadcasted in a voice mode, and the dishwasher is controlled to stop water injection.
9. A dishwasher, comprising: a processor and a memory, the processor is used for executing the dishwasher fault detection program stored in the memory to realize the dishwasher fault detection method of any one of claims 1-5.
10. A storage medium storing one or more programs executable by one or more processors to implement the dishwasher failure detection method of any one of claims 1 to 5.
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| CN201911316402.1A CN112971664A (en) | 2019-12-18 | 2019-12-18 | Method and device for detecting faults of dish washing machine, dish washing machine and storage medium |
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| CN201911316402.1A CN112971664A (en) | 2019-12-18 | 2019-12-18 | Method and device for detecting faults of dish washing machine, dish washing machine and storage medium |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114158995A (en) * | 2021-11-09 | 2022-03-11 | 佛山市百斯特电器科技有限公司 | Fault identification method and washing equipment |
| WO2024082603A1 (en) * | 2022-10-18 | 2024-04-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Dish washing machine and drainage fault detection method and apparatus therefor, and readable storage medium |
-
2019
- 2019-12-18 CN CN201911316402.1A patent/CN112971664A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114158995A (en) * | 2021-11-09 | 2022-03-11 | 佛山市百斯特电器科技有限公司 | Fault identification method and washing equipment |
| CN114158995B (en) * | 2021-11-09 | 2024-03-19 | 佛山市百斯特电器科技有限公司 | Fault identification method and washing equipment |
| WO2024082603A1 (en) * | 2022-10-18 | 2024-04-25 | 佛山市顺德区美的洗涤电器制造有限公司 | Dish washing machine and drainage fault detection method and apparatus therefor, and readable storage medium |
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