CN112612301A - Balance degree adjusting system and balance degree adjusting method of household appliance - Google Patents
Balance degree adjusting system and balance degree adjusting method of household appliance Download PDFInfo
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Abstract
The invention relates to the technical field of household appliance control, and provides a balance degree adjusting system and a balance degree adjusting method of a household appliance. The balance adjusting system of the household appliance comprises: the distance detection device is used for acquiring the distance from the target position of the household appliance to a target reference object; the foot margin adjusting device is used for adjusting the angle of the household appliance; and the feedback processing device is electrically connected with the distance detection device and the foot margin adjusting device, and is used for determining the amplitude of the household appliance during working based on the distance and controlling the foot margin adjusting device based on the amplitude. The balance degree adjusting system can indirectly monitor the amplitude of the household appliance in the working process by monitoring the distance from the household appliance to the target reference object, automatically adjust the balance degree of the household appliance based on the amplitude, and ensure that the household appliance can be kept at a balance position in the long-term working process.
Description
Technical Field
The invention relates to the technical field of household appliance control, in particular to a balance degree adjusting system and a balance degree adjusting method of a household appliance.
Background
After the household appliance is installed, the balance degree of the household appliance has great influence on the working life, the working stability and the working noise of the household appliance. For example, after the washing machine is installed at the installation position of the washing machine, if the installation balance degree does not meet the requirement, the washing machine can shake violently in the working process, which causes great working noise and reduces the service life. In the prior art, the feet are arranged below the household appliance, the balance is adjusted by adjusting the studs of the feet, the adjusting mode depends on the experience and the feeling of engineers, and the accuracy is not high.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a balance degree adjusting system of a household appliance, so that the household appliance can be kept at a balance position in the long-term working process.
The invention further provides the household appliance.
The invention further provides a balance degree adjusting method of the household appliance.
The invention also provides a balance degree adjusting device of the household appliance.
The invention further provides the electronic equipment.
The invention also proposes a non-transitory computer-readable storage medium.
A balance adjustment system for a home appliance according to an embodiment of a first aspect of the present invention includes:
the distance detection device is used for acquiring the distance from the target position of the household appliance to a target reference object;
the foot margin adjusting device is used for adjusting the angle of the household appliance;
and the feedback processing device is electrically connected with the distance detection device and the foot margin adjusting device, and is used for determining the amplitude of the household appliance during working based on the distance and controlling the foot margin adjusting device based on the amplitude.
According to the balance degree adjusting system of the household appliance, disclosed by the embodiment of the invention, the amplitude of the household appliance in the working process can be indirectly monitored by monitoring the distance from the household appliance to the target reference object, the balance degree of the household appliance is automatically adjusted based on the amplitude, the household appliance can be ensured to be kept at a balance position in the long-term working process, the work noise of the household appliance is favorably reduced, and the service life of the household appliance is prolonged.
According to an embodiment of the present invention, the feedback processing device is further configured to determine a displacement of the household appliance based on the distance, and control the foot margin adjusting device of the household appliance based on the displacement.
According to an embodiment of the present invention, the feedback processing apparatus includes:
the data processing unit is electrically connected with the distance detection device and is used for determining the amplitude based on the distance acquired by the distance detection device and sending a control signal based on the amplitude;
and the driving unit is electrically connected with the data processing unit and the ground pin adjusting device and is used for sending a control instruction to the ground pin adjusting device based on the control signal.
According to an embodiment of the present invention, the balance adjustment system of a home appliance further includes:
the balance detection device is used for acquiring the balance degree of the household appliance when the household appliance is static and is electrically connected with the feedback processing device;
and the feedback processing device is also used for controlling the foundation adjusting device based on the balance degree.
According to an embodiment of the present invention, the balance detecting device includes: a multi-axis gyroscope for acquiring acceleration and/or angular velocity of the household appliance during operation; the calculation processing unit is electrically connected with the feedback processing device and used for determining the balance degree based on the acceleration characteristic and/or the angular velocity characteristic and sending the balance degree to the feedback processing device.
The household appliance according to the second aspect of the embodiment of the present invention comprises the balance adjusting system as described in any one of the above.
According to a third aspect of the present invention, a balance adjusting method for a home appliance includes:
acquiring a first distance from a target position of the household appliance to a target reference object when the household appliance is static;
acquiring a second distance from the target position to the target reference object when the household appliance works;
determining the amplitude of the household appliance during operation based on the second distance and the first distance;
and determining that the amplitude is larger than a target amplitude, and controlling a ground pin adjusting device of the household appliance to work so as to adjust the balance degree of the household appliance.
According to an embodiment of the present invention, further comprising:
determining that the amplitude is not larger than the target amplitude, and acquiring a third distance from the target position to the target reference object when the household appliance is static after the household appliance stops working;
determining a displacement of the household appliance based on the third distance and the first distance;
and determining that the displacement is larger than a target moving value, and controlling a foot margin adjusting device of the household appliance to work so as to adjust the balance degree of the household appliance.
According to an embodiment of the present invention, after the determining the amplitude of the household appliance while operating based on the second distance and the first distance, the balance adjusting method further includes:
obtaining an amplitude characteristic curve based on the amplitude;
uploading the amplitude characteristic curve to a server;
and receiving a fault diagnosis result sent by the server, wherein the fault diagnosis result is determined based on the amplitude characteristic curve.
According to an embodiment of the present invention, further comprising:
acquiring the balance degree of the household appliance when the household appliance is static;
and determining that the balance degree is lower than a target balance value, and controlling a foot margin adjusting device of the household appliance to work so as to adjust the balance degree of the household appliance.
According to an embodiment of the present invention, further comprising:
acquiring acceleration characteristics and/or angular speed characteristics of the household appliance when the household appliance works;
uploading the acceleration characteristics and/or the angular speed characteristics to a server;
and receiving a fault identification result sent by the server, wherein the fault identification result is determined based on an acceleration curve and/or an angular velocity curve and a reference acceleration curve and/or a reference angular velocity curve of the household appliance, and the acceleration curve and/or the angular velocity curve is determined based on the acceleration characteristic and/or the angular velocity characteristic.
A balance adjusting apparatus of a home appliance according to a fourth aspect of the present invention includes:
the first acquisition unit is used for acquiring a first distance from a target position of the household appliance to a target reference object when the household appliance is static;
the second acquisition unit is used for acquiring a second distance from the target position to the target reference object when the household appliance works;
a first determining unit, configured to determine an amplitude of the household appliance during operation based on the second distance and the first distance;
and the first control unit is used for determining that the amplitude is larger than the target amplitude and controlling a ground pin adjusting device of the household appliance to work so as to adjust the balance degree of the household appliance.
The electronic device according to the fifth aspect of the present invention includes a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor implements the steps of the balance adjustment method for the household appliance as described in any one of the above when executing the computer program.
The non-transitory computer readable storage medium according to the sixth aspect of the present invention, has a computer program stored thereon, which when executed by a processor, implements the steps of the balance adjustment method of the home appliance as any one of the above.
One or more technical solutions in the embodiments of the present invention have at least one of the following technical effects: through monitoring the distance from the household appliance to the target reference object, the amplitude monitoring in the working process of the household appliance can be indirectly realized, and the balance degree of the household appliance is automatically adjusted based on the amplitude, so that the household appliance can be kept at a balance position in the long-term working process, the working noise of the household appliance is favorably reduced, and the service life of the household appliance is prolonged.
Further, adjustment in static and dynamic states can be achieved through balance measurement.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is one of schematic structural diagrams of a balance adjustment system of a household appliance according to an embodiment of the present invention;
fig. 2 is a second schematic structural diagram of a balance adjustment system of a household appliance according to an embodiment of the present invention;
fig. 3 is one of the flow diagrams of the balance adjustment method for a household appliance according to the embodiment of the present invention;
fig. 4 is a second schematic flowchart of a balance adjustment method for a household appliance according to an embodiment of the present invention;
fig. 5 is a third schematic flowchart of a balance adjustment method for a household appliance according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a balance adjustment device of a household appliance according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the embodiments of the present invention, it should be noted that the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. An "electrical connection" may be a wired connection through a cable, or a wireless connection through a wireless transceiver. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
A balance adjustment system of a home appliance according to an embodiment of the present invention will be described with reference to fig. 1 to 2.
The household appliance can be a washing machine, a dryer, a refrigerator, an air conditioner and other household appliances. In some embodiments, a household appliance is taken as an example of a washing machine.
As shown in fig. 1, the balance adjusting system of a home appliance provided by the present invention includes: a distance detection device 110, a foot margin adjustment device 120 and a feedback processing device 130.
And the distance detection device 110 is used for acquiring the distance from the target position of the household appliance to the target reference object.
The target position of the home appliance may be a designated position of the home appliance, such as a side or top corner of the home appliance, and the target reference object may be a calibration object of an installation environment in which the home is located, such as a peripheral wall.
The distance detecting device 110 is installed on the whole household appliance for realizing ranging, and the distance detecting device 110 may include an infrared ranging sensor or a millimeter wave radar, etc.
Taking the example that the distance detection means 110 includes a millimeter wave radar, the distance detection means 110 may include a millimeter wave radar including at least one radar module, one SP4T switch, and four radar antennas located at four sides of the household appliance, respectively. Therefore, no matter which direction the household appliance is installed in the house by the user, the opposite target reference object can be found.
The range finding precision of the millimeter wave radar is high, and the adjustment precision of the whole balance degree adjusting system is improved.
And a foot margin adjusting device 120 for adjusting an angle of the home appliance.
The foot margin adjusting device 120 can be installed in the bottom of this domestic appliance complete machine for support this domestic appliance, foot margin adjusting device 120 can be a plurality of, and every foot margin adjusting device 120 is installed in a base angle department of this domestic appliance respectively. For example, for a washing machine, a foot adjusting device 120 is installed at each of four bottom corners of the washing machine.
The foot margin adjusting device 120 can adjust its own length to realize the adjustment of the balance of the home appliance.
The foot adjusting device 120 may include a power mechanism, a transmission mechanism and an executing mechanism, and the power mechanism may be electric, pneumatic or hydraulic. The power mechanism is electric, the power mechanism can comprise a stepping motor, the transmission mechanism can comprise a gear pair or a lead screw, and the execution mechanism can comprise a stud, a hydraulic cylinder, and the like.
And a feedback processing device 130 electrically connected to the distance detecting device 110 and the foot margin adjusting device 120, for determining the amplitude of the household appliance during operation based on the distance, and controlling the foot margin adjusting device 120 based on the amplitude.
The feedback processing device 130 is installed on the whole household appliance and is used for controlling the foot margin adjusting device 120.
When the household appliance is static, the distance detection device 110 collects a first distance from a target position of the household appliance to a target reference object, when the household appliance is started to work, the household appliance vibrates, and at the moment, the distance detection device 110 collects a second distance from the target position of the household appliance to the target reference object when the household appliance works.
The feedback processing device 130 receives the first distance and the second distance, and may determine the amplitude of the household appliance when operating based on the second distance and the first distance.
For example, when the household appliance works, the second distances are continuously collected, and the difference between the maximum value in the second distances and the first distance is used as the amplitude when the household appliance works, or the difference between the average value of the maximum N values in the second distances and the first distance is used as the amplitude when the household appliance works, or the difference between the maximum value in the second distances and the first distance in each target period is used as the amplitude when the household appliance works.
When the amplitude is larger than the target amplitude, the feedback processing device 130 controls the foot margin adjusting device 120 to operate to adjust the balance degree of the home appliance. The target amplitude may be a preset value, and the target amplitude may be between 1mm and 5mm, such as 3 mm.
Of course, when the amplitude is larger than the target amplitude, the feedback processing device 130 may further output a prompt message, where the prompt message may be an alarm or a prompt message displayed on a display panel, or the feedback processing device 130 may further control the household appliance to stop to prevent the household appliance from being damaged.
According to the balance degree adjusting system of the household appliance, disclosed by the embodiment of the invention, the amplitude of the household appliance in the working process can be indirectly monitored by monitoring the distance from the household appliance to the target reference object, the balance degree of the household appliance is automatically adjusted based on the amplitude, the household appliance can be ensured to be kept at a balance position in the long-term working process, the work noise of the household appliance is favorably reduced, and the service life of the household appliance is prolonged.
In some embodiments, the feedback processing device 130 includes: a data processing unit and a driving unit.
The data processing unit is electrically connected with the distance detection device 110; the driving unit is electrically connected to the data processing unit and the foot margin adjusting device 120.
The data processing unit is configured to determine an amplitude based on the distance acquired by the distance detecting device 110, and send a control signal to the driving unit based on the amplitude, and the driving unit is configured to send a control command to the power mechanism of the foot margin adjusting device 120 based on the control signal transmitted by the data processing unit.
In some embodiments, the feedback processing device 130 is further configured to determine a displacement of the home appliance based on the distance, and control the foot adjusting device 120 of the home appliance based on the displacement.
It should be noted that the feedback processing device 130 is further configured to determine that the amplitude is not greater than the target amplitude, and obtain a third distance from the target position to the target reference object when the household appliance is stationary after the household appliance stops operating; the feedback processing device 130 is further used for determining the displacement of the household appliance based on the third distance and the first distance; and the feedback processing device 130 is further configured to determine that the displacement is greater than the target movement value, and control the foot margin adjusting device 120 of the household appliance to operate to adjust the balance degree of the household appliance.
The eccentric degree of the household appliance in the initial state is not too serious, but after the work is finished, the eccentric degree is compared with that before the start-up, a certain displacement exists, and the balance degree of the household appliance can be finely adjusted based on the displacement.
In some embodiments, as shown in fig. 2, the balance adjusting system of a home appliance provided by the present invention includes: a distance detection device 110, a foot margin adjustment device 120, a feedback processing device 130 and a balance detection device 140.
The balance detection device 140 is used for acquiring the balance degree of the household appliance when the household appliance is static, and the balance detection device 140 is electrically connected with the feedback processing device 130; the feedback processing device 130 is also used to control the foot adjusting device 120 based on the degree of balance.
The balance detection device 140 may include a multi-axis gyroscope and a calculation processing unit, the multi-axis gyroscope being electrically connected to the calculation processing unit, the calculation processing unit being electrically connected to the feedback processing device 130. The multi-axis gyroscope is used for acquiring acceleration characteristics and/or angular speed characteristics of the household appliance during working, and the calculation processing unit is used for determining the balance degree based on the acceleration characteristics and/or the angular speed characteristics and sending the balance degree to the feedback processing device. The gyroscope can be a six-axis gyroscope, the calculation processing unit is electrically connected with the gyroscope, and the calculation processing unit can measure the balance degree of the household appliance based on a four-element method.
When the balance detection device 140 is installed on the household appliance, it is necessary to ensure that the balance degree meets the system measurement accuracy requirement (if the balance accuracy requirement is less than 1mm, the balance degree is controlled to be less than 0.1mm), and the determined value of the balance detection device 140 is used as a reference value.
The balance detection device 140 can obtain the balance degree of the household appliance when the household appliance is static; the feedback processing device 130 is further configured to determine that the balance degree is lower than the target balance value, and control the foot margin adjusting device 120 of the household appliance to operate to adjust the balance degree of the household appliance.
After the household appliance is installed, the feet are not required to be adjusted in the hands of a user, the balance detection device 140 detects the inclination condition of the household appliance after power-on, information such as an inclination angle is output according to the inclination condition, the feedback processing device 130 calculates the control quantity of the stepping motor according to the inclination angle, the pulse control signal is output through the driving unit, the stepping motor is controlled by the pulse control signal to rotate by a corresponding angle, the feet adjusting device 120 is driven to adjust the feet, and the balance degree adjusting system achieves self-balance of the household appliance through a closed-loop control algorithm (PID and the like).
Therefore, when the household appliance is installed, the balance degree adjusting system can directly realize automatic adjustment of the balance degree.
In some embodiments, the balance detection device 140 may be further configured to obtain an acceleration characteristic and/or an angular velocity characteristic of the household appliance during operation.
Acceleration characteristics and/or angular velocity characteristics may be uploaded to a server; the server can determine an acceleration curve and/or an angular velocity curve based on the acceleration characteristic and/or the angular velocity characteristic, determine a fault identification result based on the acceleration curve and/or the angular velocity curve and a reference acceleration curve and/or a reference angular velocity curve of the household appliance, and send the fault identification result to the household appliance.
The balance detection device 140 collects acceleration/angular velocity information of the household appliance in each direction during the working process, and uploads the information to the server to generate an acceleration/angular velocity fitting curve of the household appliance during the working process by a curve fitting method.
The server compares the acceleration/angular speed fitting curve of the household appliance in the working process with the acceleration/angular speed fitting curve of the washing machine in the normal operation mode, judges that the household appliance is normal if the curve fitting degree meets the requirement, compares the curve fitting degree with the acceleration/angular speed fitting curves in various fault modes if the curve fitting degree does not meet the requirement, and judges the fault type according to the curve fitting degree.
After the fault type is judged and completed, the data can be uploaded to the server and used for after-sale of the household appliance, meanwhile, the data can be sent to the user through the APP, and the user can judge whether the user needs to report the repair according to the fault judgment condition.
The invention also provides a household appliance. The household appliance comprises the balance adjusting system of any one of the embodiments.
The household appliance can be a washing machine, a dryer, a refrigerator, an air conditioner and other household appliances. In particular to a household appliance comprising a motor or a household appliance with higher requirement on the balance of the whole machine.
According to the household appliance provided by the embodiment of the invention, the amplitude monitoring in the working process of the household appliance can be indirectly realized by monitoring the distance from the household appliance to the target reference object, the balance degree of the household appliance is automatically adjusted based on the amplitude, the household appliance can be kept at a balance position in the long-term working process, the working noise of the household appliance is effectively reduced, and the service life of the household appliance is prolonged.
The balance adjusting system of the home appliance according to the embodiment of the present invention will be described with reference to fig. 3 to 5.
As shown in fig. 3, the balance adjusting method of a home appliance according to an embodiment of the present invention includes: step 310-step 340.
the target position of the home appliance may be a designated position of the home appliance, such as a side of the home appliance, and the target reference object may be a calibration of an installation environment in which the home is located, such as a peripheral wall.
In actual implementation, when the household appliance is powered on, the distance detection device 110 on the household appliance performs distance scanning and obtains an initial first distance.
when the household appliance is in operation, the body may vibrate, and the distance detection device 110 measures the distance detection device 110.
in case the first distance and the second distance are obtained, the amplitude of the household appliance when operating may be determined based on the second distance and the first distance.
For example, when the household appliance works, the second distances are continuously collected, and the difference between the maximum value of the second distances and the first distance is used as the amplitude when the household appliance works, or the difference between the average value of the maximum N values of the second distances and the first distance is used as the amplitude when the household appliance works.
And 340, determining that the amplitude is larger than the target amplitude, and controlling the ground pin adjusting device 120 of the household appliance to work so as to adjust the balance degree of the household appliance.
The target amplitude may be a threshold value and the target amplitude may be between 1mm and 5mm, such as 3 mm.
Thus, the balance of the household appliance can be automatically adjusted.
Of course, when the amplitude is determined to be larger than the target amplitude, prompt information can be output or the household appliance can be controlled to stop. The prompt message may be an alarm or a prompt message displayed on the display panel. The household appliance can be prevented from being damaged by controlling the household appliance to stop.
According to the balance degree adjusting method of the household appliance, disclosed by the embodiment of the invention, the amplitude of the household appliance in the working process can be indirectly monitored by monitoring the distance from the household appliance to the target reference object, the balance degree of the household appliance is automatically adjusted based on the amplitude, the household appliance can be ensured to be kept at a balance position in the long-term working process, the working noise of the household appliance is favorably reduced, and the service life of the household appliance is prolonged.
In some embodiments, the balance adjustment method for a household appliance provided in the embodiments of the present invention may further include:
determining that the amplitude is not larger than the target amplitude, and acquiring a third distance from the target position to a target reference object when the household appliance is static after the household appliance stops working;
determining a displacement of the household appliance based on the third distance and the first distance;
and determining that the displacement is greater than the target moving value, and controlling the foot margin adjusting device 120 of the household appliance to work to adjust the balance degree of the household appliance.
It should be noted that the first distance is an initial distance from the household appliance to the target reference object before the household appliance works, the third distance is a termination distance from the household appliance to the target reference object after the household appliance works, and a difference between the third distance and the first distance is a displacement of the household appliance after the household appliance works.
Based on the displacement, the accumulated amount of movement of the household appliance due to the amplitude during the current operation can be reflected, and based on the displacement, the operation of the foot margin adjusting device 120 is controlled.
Of course, the balance degree adjusting method may further include: and determining that the displacement is larger than the target movement value, and outputting prompt information. The prompt message may be an audio prompt message or a prompt message displayed on the display panel.
In some embodiments, after determining the amplitude of the household appliance while operating based on the second distance and the first distance, the balance adjustment method may further include:
obtaining an amplitude characteristic curve based on the amplitude;
uploading the amplitude characteristic curve to a server;
and receiving a fault diagnosis result sent by the server, wherein the fault diagnosis result is determined based on the amplitude characteristic curve.
It can be understood that, during the operation of the home appliance, the distance detecting device 110 continuously monitors the distance from the target position of the home appliance to the target reference object, so that a plurality of amplitudes can be obtained, based on the amplitudes, an amplitude characteristic curve can be obtained, the amplitude characteristic curve is uploaded to the server, the server can judge whether other faults exist in the home appliance based on the amplitude characteristic curve, then the fault diagnosis result is issued, and the user can determine whether to report the fault according to the fault diagnosis result.
In some embodiments, as shown in fig. 4, taking a household appliance as an example of a washing machine, the balance adjustment method includes: the method comprises the steps that distance scanning is carried out on a millimeter wave radar, when the washing machine is powered on, the millimeter wave radar scans to generate a first distance of the washing machine, and distance changes of the washing machine and obstacles such as peripheral walls are measured through the millimeter wave radar in the washing process and converted into the amplitude of the washing machine; when the amplitude exceeds the target amplitude, giving a warning or stopping the operation of the washing machine, and controlling the work of the foot margin adjusting device 120 by the feedback processing device 130; when the amplitude does not exceed the target amplitude and the washing of the washing machine is finished, the millimeter wave radar system generates a third distance of the washing machine, and the difference between the first distance and the third distance is comprehensively compared to obtain displacement; the displacement exceeds the target displacement value, a warning is given and the foot adjusting means 120 is controlled by the feedback processing means 130.
In some embodiments, the balance adjustment method for a household appliance provided in the embodiments of the present invention may further include:
acquiring the balance degree of the household appliance when the household appliance is static;
and determining that the balance degree is lower than the target balance value, and controlling the foot margin adjusting device 120 of the household appliance to operate to adjust the balance degree of the household appliance.
After the household appliance is installed, the feet are not required to be adjusted in the hands of a user, the balance detection device 140 detects the inclination condition of the household appliance after power-on, information such as an inclination angle is output according to the inclination condition, the feedback processing device 130 calculates the control quantity of the stepping motor according to the inclination angle, the pulse control signal is output through the driving unit, the stepping motor is controlled by the pulse control signal to rotate by a corresponding angle, the feet adjusting device 120 is driven to adjust the feet, and the balance degree adjusting system achieves self-balance of the household appliance through a closed-loop control algorithm (PID and the like).
In some embodiments, the balance adjustment method may further include:
acquiring acceleration characteristics and/or angular speed characteristics of the household appliance when the household appliance works;
uploading the acceleration characteristics and/or the angular speed characteristics to a server;
and receiving a fault identification result sent by the server, wherein the fault identification result is determined based on the acceleration curve and/or the angular velocity curve and a reference acceleration curve and/or a reference angular velocity curve of the household appliance, and the acceleration curve and/or the angular velocity curve is determined based on the acceleration characteristic and/or the angular velocity characteristic.
And when the fitting degree of the acceleration curve and the reference acceleration curve is smaller than the first target fitting degree and/or the fitting degree of the angular velocity curve and the reference angular velocity curve is smaller than the second target fitting degree, comparing the acceleration curve and/or the angular velocity curve with the acceleration/angular velocity curves under various fault modes, judging the fault types according to the curve fitting degrees, and issuing a fault identification result.
In some embodiments, as shown in fig. 5, taking a household appliance as an example of a washing machine, the balance adjustment method includes: the balance detection device 140 tests the balance of the washing machine when the washing machine is powered on; if the balance is not balanced, the feedback processing device 130 performs balance adjustment of the washing machine through the foot margin adjusting device 120 according to the data of the balance detection device 140; if the balance is balanced, the balance detection device 140 tests the acceleration and the angular speed in the washing process of the washing machine, generates an acceleration curve and/or an angular speed curve and transmits the acceleration curve and/or the angular speed curve to the server; and if the fault fitting is close, uploading the fault fitting to the terminal and giving a user fault prompt through the APP.
The balance adjusting device of the household appliance provided by the embodiment of the invention is described below, and the balance adjusting device of the household appliance described below and the balance adjusting method of the household appliance described above can be referred to correspondingly.
As shown in fig. 6, the balance adjusting apparatus of a home appliance according to an embodiment of the present invention includes: a first acquisition unit 610, a second acquisition unit 620, a first determination unit 630, and a first control unit 640.
A first obtaining unit 610, configured to obtain a first distance from a target position of the home appliance to a target reference object when the home appliance is stationary;
a second obtaining unit 620, configured to obtain a second distance from the target position of the household appliance to the target reference object during operation;
a first determining unit 630 for determining an amplitude of the household appliance when operating based on the second distance and the first distance;
and the first control unit 640 is used for determining that the amplitude is larger than the target amplitude, and controlling the ground pin adjusting device 120 of the household appliance to work so as to adjust the balance degree of the household appliance.
According to the balance degree adjusting device of the household appliance, disclosed by the embodiment of the invention, the amplitude of the household appliance in the working process can be indirectly monitored by monitoring the distance from the household appliance to the target reference object, the balance degree of the household appliance is automatically adjusted based on the amplitude, the household appliance can be ensured to be kept at a balance position in the long-term working process, the working noise of the household appliance is favorably reduced, and the service life of the household appliance is prolonged.
Fig. 7 illustrates a physical structure diagram of an electronic device, and as shown in fig. 7, the electronic device may include: a processor (processor)710, a communication Interface (Communications Interface)720, a memory (memory)730, and a communication bus 740, wherein the processor 710, the communication Interface 720, and the memory 730 communicate with each other via the communication bus 740. The processor 710 may call the logic instructions in the memory 730 to perform a balance adjustment method of the home appliance, the method including: acquiring a first distance from a target position of the household appliance to a target reference object when the household appliance is static; acquiring a second distance from a target position to a target reference object when the household appliance works; determining the amplitude of the household appliance during operation based on the second distance and the first distance; and determining that the amplitude is larger than the target amplitude, and controlling the ground pin adjusting device 120 of the household appliance to work to adjust the balance degree of the household appliance.
In addition, the logic instructions in the memory 730 can be implemented in the form of software functional units and stored in a computer readable storage medium when the software functional units are sold or used as independent products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Further, an embodiment of the present invention discloses a computer program product, the computer program product includes a computer program stored on a non-transitory computer-readable storage medium, the computer program includes program instructions, when the program instructions are executed by a computer, the computer can execute the balance adjustment method for a household appliance provided by the above method embodiments, the method includes: acquiring a first distance from a target position of the household appliance to a target reference object when the household appliance is static; acquiring a second distance from a target position to a target reference object when the household appliance works; determining the amplitude of the household appliance during operation based on the second distance and the first distance; and determining that the amplitude is larger than the target amplitude, and controlling the ground pin adjusting device 120 of the household appliance to work to adjust the balance degree of the household appliance.
In another aspect, an embodiment of the present invention further provides a non-transitory computer-readable storage medium, on which a computer program is stored, where the computer program is implemented by a processor to execute the balance adjustment method for a home appliance provided in the foregoing embodiments, and the method includes: acquiring a first distance from a target position of the household appliance to a target reference object when the household appliance is static; acquiring a second distance from a target position to a target reference object when the household appliance works; determining the amplitude of the household appliance during operation based on the second distance and the first distance; and determining that the amplitude is larger than the target amplitude, and controlling the ground pin adjusting device 120 of the household appliance to work to adjust the balance degree of the household appliance.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.
Claims (14)
1. A balance adjustment system for a household appliance, comprising:
the distance detection device is used for acquiring the distance from the target position of the household appliance to a target reference object;
the foot margin adjusting device is used for adjusting the angle of the household appliance;
and the feedback processing device is electrically connected with the distance detection device and the foot margin adjusting device, and is used for determining the amplitude of the household appliance during working based on the distance and controlling the foot margin adjusting device based on the amplitude.
2. The balance adjustment system of a home appliance according to claim 1,
the feedback processing device is further used for determining the displacement of the household appliance based on the distance and controlling the foot margin adjusting device of the household appliance based on the displacement.
3. The balance adjustment system of a home appliance according to claim 1, wherein the feedback processing means comprises:
the data processing unit is electrically connected with the distance detection device and is used for determining the amplitude based on the distance acquired by the distance detection device and sending a control signal based on the amplitude;
and the driving unit is electrically connected with the data processing unit and the ground pin adjusting device and is used for sending a control instruction to the ground pin adjusting device based on the control signal.
4. The balance adjustment system of a home appliance according to any one of claims 1 to 3, further comprising:
the balance detection device is used for acquiring the balance degree of the household appliance when the household appliance is static and is electrically connected with the feedback processing device;
and the feedback processing device is also used for controlling the foundation adjusting device based on the balance degree.
5. The balance adjustment system of a home appliance according to claim 4, wherein the balance detection means comprises:
a multi-axis gyroscope for acquiring acceleration and/or angular velocity characteristics of the household appliance during operation;
the calculation processing unit is electrically connected with the feedback processing device and used for determining the balance degree based on the acceleration characteristic and/or the angular velocity characteristic and sending the balance degree to the feedback processing device.
6. A household appliance, characterized in that it comprises a balance adjustment system according to any one of claims 1 to 5.
7. A balance degree adjusting method of a household appliance is characterized by comprising the following steps:
acquiring a first distance from a target position of the household appliance to a target reference object when the household appliance is static;
acquiring a second distance from the target position to the target reference object when the household appliance works;
determining the amplitude of the household appliance during operation based on the second distance and the first distance;
and determining that the amplitude is larger than a target amplitude, and controlling a ground pin adjusting device of the household appliance to work so as to adjust the balance degree of the household appliance.
8. The balance adjustment method of a home appliance according to claim 7, further comprising:
determining that the amplitude is not larger than the target amplitude, and acquiring a third distance from the target position to the target reference object when the household appliance is static after the household appliance stops working;
determining a displacement of the household appliance based on the third distance and the first distance;
and determining that the displacement is larger than a target moving value, and controlling a foot margin adjusting device of the household appliance to work so as to adjust the balance degree of the household appliance.
9. The balance adjustment method of a home appliance according to claim 7, wherein after the determining the amplitude at which the home appliance operates based on the second distance and the first distance, the balance adjustment method further comprises:
obtaining an amplitude characteristic curve based on the amplitude;
uploading the amplitude characteristic curve to a server;
and receiving a fault diagnosis result sent by the server, wherein the fault diagnosis result is determined based on the amplitude characteristic curve.
10. The balance adjustment method of a home appliance according to any one of claims 7 to 9, further comprising:
acquiring the balance degree of the household appliance when the household appliance is static;
and determining that the balance degree is lower than a target balance value, and controlling a foot margin adjusting device of the household appliance to work so as to adjust the balance degree of the household appliance.
11. The balance adjustment method of a home appliance according to claim 10, further comprising:
acquiring acceleration characteristics and/or angular speed characteristics of the household appliance when the household appliance works;
uploading the acceleration characteristics and/or the angular speed characteristics to a server;
and receiving a fault identification result sent by the server, wherein the fault identification result is determined based on an acceleration curve and/or an angular velocity curve and a reference acceleration curve and/or a reference angular velocity curve of the household appliance, and the acceleration curve and/or the angular velocity curve is determined based on the acceleration characteristic and/or the angular velocity characteristic.
12. A balance adjustment device for a home appliance, comprising:
the first acquisition unit is used for acquiring a first distance from a target position of the household appliance to a target reference object when the household appliance is static;
the second acquisition unit is used for acquiring a second distance from the target position to the target reference object when the household appliance works;
a first determining unit, configured to determine an amplitude of the household appliance during operation based on the second distance and the first distance;
and the first control unit is used for determining that the amplitude is larger than the target amplitude and controlling a ground pin adjusting device of the household appliance to work so as to adjust the balance degree of the household appliance.
13. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the steps of the method for adjusting the degree of balance of a household appliance according to any one of claims 7 to 11 when executing said program.
14. A non-transitory computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, implements the steps of the balance adjustment method of the household appliance according to any one of claims 7 to 11.
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| CN202011440208.7A CN112612301A (en) | 2020-12-07 | 2020-12-07 | Balance degree adjusting system and balance degree adjusting method of household appliance |
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| CN202011440208.7A CN112612301A (en) | 2020-12-07 | 2020-12-07 | Balance degree adjusting system and balance degree adjusting method of household appliance |
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