CN113339854A - Control method, control device, cooking equipment and computer-readable storage medium - Google Patents

Control method, control device, cooking equipment and computer-readable storage medium Download PDF

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Publication number
CN113339854A
CN113339854A CN202010134656.8A CN202010134656A CN113339854A CN 113339854 A CN113339854 A CN 113339854A CN 202010134656 A CN202010134656 A CN 202010134656A CN 113339854 A CN113339854 A CN 113339854A
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CN
China
Prior art keywords
appliance
heating
specified
detection signal
cooking
Prior art date
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Pending
Application number
CN202010134656.8A
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Chinese (zh)
Inventor
曾燕侠
马日春
卢伟杰
陈永顺
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Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
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Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
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Priority to CN202010134656.8A priority Critical patent/CN113339854A/en
Publication of CN113339854A publication Critical patent/CN113339854A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/08—Arrangement or mounting of control or safety devices
    • F24C7/082—Arrangement or mounting of control or safety devices on ranges, e.g. control panels, illumination
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/06—Arrangement or mounting of electric heating elements
    • F24C7/067—Arrangement or mounting of electric heating elements on ranges
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/06—Control, e.g. of temperature, of power
    • H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
    • H05B6/065—Control, e.g. of temperature, of power for cooking plates or the like using coordinated control of multiple induction coils
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/10—Induction heating apparatus, other than furnaces, for specific applications
    • H05B6/12—Cooking devices
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2206/00—Aspects relating to heating by electric, magnetic, or electromagnetic fields covered by group H05B6/00
    • H05B2206/02—Induction heating

Abstract

The invention provides a control method, a control device, a cooking device and a computer readable storage medium, wherein the control method of the cooking device comprises the following steps: acquiring an appliance detection signal in response to a heating instruction of a specified appliance; and detecting that the appliance detection signal is matched with the configuration condition of the specified appliance, and controlling the heating device to operate according to a first heating mode matched with the specified appliance, wherein the appliance with the contact heating area smaller than the reference appliance area is recorded as the specified appliance. According to the technical scheme, the designated appliance is heated according to the corresponding first heating mode through detection of the designated appliance, so that the cooking equipment can meet the function of normally heating appliances with different sizes, the applicability of the cooking equipment to the appliances with different sizes is improved, and the use experience of a user is improved.

Description

Control method, control device, cooking equipment and computer-readable storage medium
Technical Field
The invention relates to the technical field of household appliances, in particular to a control method of a cooking device, a control device of the cooking device, the cooking device and a computer readable storage medium.
Background
In the related art, cooking devices such as induction cookers have selectivity to appliances to be heated, and if the area of the bottom surface of the appliance is too small, the cooking devices cannot start heating operation, so that the use of the cooking devices is limited.
Moreover, any discussion of the prior art throughout the specification is not an admission that the prior art is necessarily known to a person of ordinary skill in the art, and any discussion of the prior art throughout the specification is not an admission that the prior art is necessarily widely known or forms part of common general knowledge in the field.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art or the related art.
In view of the above, an object of the present invention is to provide a control method of a cooking apparatus.
Another object of the present invention is to provide a control device of a cooking apparatus.
Another object of the present invention is to provide a cooking apparatus.
It is yet another object of the present invention to provide a computer-readable storage medium.
In order to achieve the above object, an aspect of a first aspect of the present invention provides a control method of a cooking apparatus, including: acquiring an appliance detection signal in response to a heating instruction of a specified appliance; and detecting that the appliance detection signal is matched with the configuration condition of the specified appliance, and controlling the heating device to operate according to a first heating mode matched with the specified appliance, wherein the appliance with the contact heating area smaller than the reference appliance area is recorded as the specified appliance.
Wherein, the designated appliance can be understood as an appliance to be heated with a smaller contact heating area in the related art, for example, the reference appliance area is 35cm2To 40cm2Instruments in the interval can also be understood as being related to the related artThe pot in (1) is a designated pot with a small bottom area.
In addition, the reference appliance area can be regarded as an upper limit threshold of the contact heat receiving area, in order to prevent the misoperation of heating without a pan, a lower limit threshold of the contact heat receiving area of the designated appliance can be further defined, for example, the heat receiving area with the diameter of the bottom of the appliance being 45mm is regarded as a lower limit threshold, the heat receiving area with the diameter of the bottom of the appliance being 70mm is regarded as an upper limit threshold, appliances within the range of the lower limit threshold and the upper limit threshold can be regarded as designated appliances, and the designated appliances can also be understood as small articles which can not be normally started by the cooking equipment in the related art to heat the appliances, such as cups and the like.
In the technical scheme, if a heating instruction for a specified appliance is received, an appliance detection signal is triggered to be acquired, whether the appliance to be heated is the specified appliance is determined according to a matching result between the appliance detection signal and configuration conditions of the specified appliance, if the appliance to be heated is determined to be the specified appliance, the operation is performed according to a first heating mode matched with the specified appliance, so that the heating operation for the specified appliance is realized.
In addition, the heating device is controlled to operate according to the first heating mode matched with the specified appliance, damage to the specified appliance caused by overlarge heating power of the cooking equipment can be prevented, and smooth execution of the heating process of the specified appliance is guaranteed.
In the above technical solution, the cooking apparatus includes a resonant circuit, and in response to a heating instruction of a specific appliance, acquires an appliance detection signal, and specifically includes: in response to the heating command, a number of resonant pulses of the resonant circuit within a specified time duration is collected to determine the number of resonant pulses as the appliance detection signal.
The resonant circuit comprises a coil and a resonant capacitor which are connected in parallel, when no appliance exists, the oscillation time of the coil and the resonant capacitor is long, the energy attenuation is slow, in unit time, the number of resonant pulses is small, the contact heating area of the cookware is large, the energy attenuation is fast, the number of the resonant pulses generated in unit time is large, and based on the detection mode, the number of the resonant pulses can be determined as an appliance detection signal.
In the above technical solution, the method further comprises: detecting a relation between the number of resonance pulses and a first pulse number threshold value and a second pulse number threshold value; if the number of the resonance pulses is detected to be larger than or equal to the first pulse number threshold and smaller than or equal to the second pulse number threshold, determining that the appliance detection signal is matched with the configuration condition; if the number of resonance pulses is detected to be smaller than the first pulse number threshold or larger than the second pulse number threshold, it is determined that the appliance detection signal does not match the configuration condition.
Wherein the first pulse number threshold is less than the second pulse number threshold.
In the technical scheme, the first pulse number threshold and the second pulse number threshold are reasonably set, so that when the condition that the number of the resonance pulses is larger than or equal to the first pulse number threshold and smaller than or equal to the second pulse number threshold is detected, the current appliance to be heated is determined to be a designated appliance, the cooking equipment is controlled to operate according to the corresponding first heating mode, and the heating function of the designated appliance is realized.
In the above technical scheme, cooking equipment includes resonant circuit and the current transformer of electricity connection, and current transformer is suitable for the operating current who gathers resonant circuit, responds to the heating instruction of appointed utensil, obtains utensil detected signal, specifically includes: in response to the heating command, an operating current is collected to determine the operating current as the appliance detection signal.
Wherein, resonant circuit includes parallelly connected coil and resonance capacitor, and when no utensil, coil and resonance capacitor oscillation time are long, the energy decay slows down, and the electric current that current transformer detected is less relatively, and the contact heating area of pan is big more, and the energy decay is fast more, and the electric current that current transformer detected is great relatively, based on this detection mode, can be confirmed as utensil detected signal with the operating current that current transformer detected.
In the above technical solution, the method further comprises: detecting that the working current is greater than or equal to a first current threshold and less than or equal to a second current threshold, and determining that the appliance detection signal is matched with the configuration condition; if the number of resonance pulses is detected to be less than the first current threshold or greater than the second current threshold, it is determined that the appliance detection signal does not match the configuration condition.
Wherein the first current threshold is less than the second current threshold.
In the technical scheme, the first current threshold and the second current threshold are reasonably set, so that when the fact that the number of the resonance pulses is larger than or equal to the first current threshold and smaller than or equal to the second current threshold is detected, the current appliance to be heated is determined to be a designated appliance, the cooking equipment is controlled to operate according to the corresponding first heating mode, and the heating function of the designated appliance is achieved.
In the above technical solution, the method further comprises: further comprising: if the appliance detection signal is determined not to be matched with the configuration condition, further detecting whether a designated pot exists; if the specified cooker is detected, controlling the heating device to operate according to a second heating mode matched with the specified cooker; and if the cooking equipment does not have the designated pot or the designated appliance, controlling the cooking equipment to stop running, wherein the appliance with the contact heating area larger than or equal to the reference appliance area is marked as the designated pot.
In the technical scheme, if it is detected that the appliance detection signal is not matched with the configuration condition, the method at least comprises the following two conditions, the first condition is that no cookware or appliance to be heated exists on the cooking equipment, the second condition is that a specified cookware with a larger contact heating area exists on the cooking equipment, for the first condition, the cooking equipment can be directly controlled to close the heating device, for the second condition, the second heating mode matched with the specified cookware can be adopted to control the heating device to operate, so that the matched heating mode is determined according to the identification function of the cookware or appliance, and the heating device is controlled to operate according to the matched heating mode.
In the above technical solution, controlling the heating device to operate according to a first heating mode adapted to a specific appliance specifically includes: and controlling the heating device to operate for a specified time according to a specified duty ratio.
The duty ratio is the proportion of the electrifying time relative to the total time in one pulse cycle time.
In the technical scheme, the heating device is controlled to operate according to the specified duty ratio, and the operation time is specified, so that the heating time and the heating power of the specified appliance can be controlled, the accuracy of controlling the heating of the specified appliance is ensured, and the use experience of a user can be improved.
In the above technical solution, controlling the heating device to operate for a specified duration according to a specified duty cycle further includes: controlling the heating device to operate according to the first duty ratio; when the fact that the time length of the heating device running according to the first duty ratio is larger than or equal to a first time length threshold value is detected, the heating device is controlled to continue running according to a second duty ratio; and controlling to close the heating device when the time length of the heating device running according to the second duty ratio is detected to be greater than or equal to a second time length threshold value.
The first duty ratio is larger than the second duty ratio, and the first duration threshold is smaller than the second duration threshold.
According to the technical scheme, after the appliance to be heated is determined to be the designated appliance, the heating device is controlled to start heating the designated appliance according to the duration of the first duty ratio, when the fact that the duration of the small object running according to the first duty ratio is larger than or equal to the first duration threshold is detected, the heating device is controlled to continue running according to the second duty ratio, when the fact that the duration of the heating device running according to the second duty ratio is larger than or equal to the second duration threshold is detected, the fact that the heating operation is finished can be determined, the heating device is controlled to be turned off, the heating operation of the designated appliance by the cooking equipment is achieved, and the food can be heated satisfactorily by a user while the safety of heating of the designated appliance is guaranteed.
In the above technical solution, after detecting that the appliance detection signal matches the configuration condition, the method further includes: collecting the temperature of a heating area of cooking equipment; and detecting whether the temperature of the heating area is less than or equal to the reference heating temperature, and controlling to turn off the heating device if the temperature of the heating area is greater than the reference heating temperature.
In the technical scheme, whether heating operation is normally performed or whether the heating temperature is suitable for heating the designated appliance is determined according to the relation between the judged heating zone temperature and the reference heating temperature by further detecting the heating zone temperature of the cooking device, if the heating zone temperature is smaller than or equal to the reference heating temperature, heating is normal, and if the heating zone temperature is larger than the reference heating temperature, heating is abnormal, and the heating device is controlled to be turned off, so that the safety of heating the designated appliance is ensured.
An aspect of the second aspect of the present invention provides a control device for a cooking apparatus, including: a memory and a processor; a memory for storing program code; a processor for calling program codes to execute the control method of the cooking device as defined in any one of the above technical solutions.
Therefore, the technical effect of the control method of the cooking device defined in any one of the above technical solutions is not described herein again.
An aspect of the third aspect of the present invention provides a cooking apparatus, including: control means of the cooking apparatus as defined in the above second aspect; the heating device is electrically connected with the control device and is used for executing heating operation; the cooking control device is used for executing computer instructions to execute the following steps: acquiring an appliance detection signal in response to a heating instruction of a specified appliance; detecting that an appliance detection signal is matched with a configuration condition, and acquiring the temperature of a heating area of the cooking equipment; and detecting that the temperature of the heating zone is matched with the heating execution condition, and controlling the heating device to operate according to a first heating mode matched with the specified appliance.
In the above technical solution, the method further comprises: the temperature sensor is electrically connected with the control device and is used for acquiring the temperature of a heating area of the cooking equipment; the cooking control device is further configured to execute computer instructions to perform the steps of: collecting the temperature of a heating area of cooking equipment; detecting whether the temperature of the heating area is less than or equal to a reference heating temperature; and if the temperature of the heating area is higher than the reference heating temperature, controlling to close the heating device.
In the above technical solution, the heating device includes a resonant circuit and a power switch tube for controlling the resonant circuit to operate.
In one detection mode, the power switch tube outputs a voltage signal according to a received pulse signal, the voltage signal is input into a comparator and then is compared with a fixed voltage to output a comparison result, and the number of resonant pulses is generated according to the comparison result.
An aspect of the fourth aspect of the present invention provides a computer-readable storage medium, where a control program of a cooking device is stored, and when the control program of the cooking device is executed by a processor, the control method of the cooking device defined in any one of the above-mentioned aspects is implemented, so that the technical effects of the control method of the cooking device defined in any one of the above-mentioned aspects are achieved, and details are not repeated herein.
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
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows a flow diagram of a control method of a cooking apparatus according to an embodiment of the invention;
fig. 2 shows a flow chart of a control method of a cooking apparatus according to another embodiment of the present invention;
fig. 3 illustrates a schematic view of a heating control curve in a control method of a cooking apparatus according to an embodiment of the present invention;
fig. 4 shows a flowchart illustrating a control method of a cooking apparatus according to still another embodiment of the present invention;
fig. 5 shows a flowchart illustrating a control method of a cooking apparatus according to still another embodiment of the present invention;
fig. 6 shows a flowchart illustrating a control method of a cooking apparatus according to still another embodiment of the present invention;
fig. 7 shows a graphical representation of the variation of the temperature of the liquid in a given appliance in a control scheme of a cooking apparatus according to an embodiment of the invention;
fig. 8 shows a block schematic structure diagram of a control device of a cooking apparatus according to an embodiment of the invention;
fig. 9 shows a schematic block diagram of a cooking apparatus according to an embodiment of the invention;
FIG. 10 shows a schematic block diagram of a computer-readable storage medium according to an embodiment of the invention.
Detailed Description
So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Some embodiments of a cooking apparatus and a control method of the cooking apparatus of the present invention are described below with reference to fig. 1 to 10.
Example one
As shown in fig. 1, a method of controlling a cooking apparatus according to an embodiment of the present invention includes:
s102, responding to a heating instruction of a specified appliance, acquiring an appliance detection signal.
Wherein, the designated appliance can be understood as an appliance to be heated with a smaller contact heating area in the related art, for example, the reference appliance area is 35cm2To 40cm2The utensil in the section may be understood as a designated utensil smaller than the bottom area of the pot in the related art.
In addition, the reference appliance area can be regarded as an upper limit threshold of the contact heat receiving area, in order to prevent the misoperation of heating without a pan, a lower limit threshold of the contact heat receiving area of the designated appliance can be further defined, for example, the heat receiving area with the diameter of the bottom of the appliance being 45mm is regarded as a lower limit threshold, the heat receiving area with the diameter of the bottom of the appliance being 70mm is regarded as an upper limit threshold, appliances within the range of the lower limit threshold and the upper limit threshold can be regarded as designated appliances, and the designated appliances can also be understood as small articles which can not be normally started by the cooking equipment in the related art to heat the appliances, such as cups and the like.
And S104, detecting that the appliance detection signal is matched with the configuration condition of the specified appliance, and controlling the heating device to operate according to a first heating mode matched with the specified appliance, wherein the appliance with the contact heating area smaller than the reference appliance area is marked as the specified appliance.
In this embodiment, if a heating instruction for a specific appliance is received, an appliance detection signal is triggered to be acquired, whether the appliance to be heated is the specific appliance is determined according to a matching result between the appliance detection signal and a configuration condition of the specific appliance, if the appliance is determined to be the specific appliance, the cooking device is operated according to a first heating mode adapted to the specific appliance to realize a heating operation for the specific appliance, and compared with a scheme that the specific appliance cannot be heated in the related art, the cooking device meets a function of normally heating appliances of different sizes by detecting the specific appliance to heat the specific appliance according to the corresponding first heating mode, so that the applicability of the cooking device to appliances of different sizes is improved, and the use experience of a user can be improved.
In addition, the heating device is controlled to operate according to the first heating mode matched with the specified appliance, damage to the specified appliance caused by overlarge heating power of the cooking equipment can be prevented, and smooth execution of the heating process of the specified appliance is guaranteed.
In the above embodiment, controlling the heating device to operate according to the first heating mode adapted to the specific appliance specifically includes: and controlling the heating device to operate for a specified time according to a specified duty ratio.
The duty ratio is the proportion of the electrifying time relative to the total time in one pulse cycle time.
In the embodiment, the heating device is controlled to operate according to the specified duty ratio, and the operation time is specified, so that the heating time and the heating power of the specified appliance can be controlled, the accuracy of heating control of the specified appliance is ensured, and the use experience of a user can be improved.
As shown in fig. 2, in some embodiments, one possible implementation manner of the foregoing S104 is:
and S1042, controlling the heating device to operate according to the first duty ratio.
And S1044, controlling the heating device to continuously operate according to the second duty ratio when detecting that the operating time of the heating device according to the first duty ratio is greater than or equal to the first time threshold.
And S1046, controlling to close the heating device when the fact that the time length of the heating device running according to the second duty ratio is greater than or equal to a second time length threshold value is detected.
The first duty ratio is larger than the second duty ratio, and the first duration threshold is smaller than the second duration threshold.
In the embodiment, after the appliance to be heated is determined as the designated appliance, the heating device is controlled to start heating the designated appliance according to the first duty ratio, when the fact that the duration of the operation of the small object according to the first duty ratio is greater than or equal to the first duration threshold is detected, the heating device is controlled to continue to operate according to the second duty ratio, when the fact that the duration of the operation of the heating device according to the second duty ratio is greater than or equal to the second duration threshold is detected, the heating operation can be determined to be finished, the heating device is controlled to be turned off, the heating operation of the designated appliance by the cooking equipment is achieved, and food can be heated satisfactorily by a user while the safety of heating the designated appliance is guaranteed.
As shown in fig. 3, after the heating device is controlled to operate according to the first duty ratio for the first duration threshold, the heating device is controlled to operate according to the second duty ratio for the second duration threshold, the heating device includes a resonant circuit and a power switch, and when the power switch is turned on, the heating power of the heating device is 200W.
Example two
As shown in fig. 4, a control method of a cooking apparatus according to another embodiment of the present invention is applicable to a cooking apparatus including a resonance circuit, including:
s402, responding to a heating instruction of a specified appliance, acquiring the number of resonance pulses of the resonance circuit in a specified time length to determine the number of resonance pulses as an appliance detection signal.
S404, detecting the relation between the number of resonance pulses and the first pulse number threshold value and the second pulse number threshold value.
And S406, if the number of the resonance pulses is detected to be larger than or equal to the first pulse number threshold and smaller than or equal to the second pulse number threshold, controlling the heating device to operate according to a first heating mode matched with the specified appliance.
And S408, collecting the temperature of the heating area of the cooking equipment.
And S410, detecting whether the temperature of the heating area is less than or equal to the reference heating temperature.
And S412, if the temperature of the heating area is less than or equal to the reference heating temperature, controlling the heating device to continue to operate according to the first heating mode.
And S414, if the temperature of the heating area is higher than the reference heating temperature, controlling to close the heating device.
And S416, if the number of the resonance pulses is larger than the second pulse number threshold value, controlling the heating device to operate according to a second heating mode matched with the specified cooker.
And S418, if the number of the resonance pulses is detected to be less than the first pulse number threshold value, controlling the cooking equipment to stop running.
Wherein, the utensil with the contact heating area larger than or equal to the reference utensil area is marked as the appointed cooker.
The resonant circuit comprises a coil and a resonant capacitor which are connected in parallel, when no appliance exists, the oscillation time of the coil and the resonant capacitor is long, the energy attenuation is slow, in unit time, the number of resonant pulses is small, the larger the contact heating area of the cookware is, the faster the energy attenuation is, the larger the number of resonant pulses generated in unit time is, and based on the detection mode, the number of resonant pulses can be determined as an appliance detection signal.
In the above embodiment, the method further includes:
wherein the first pulse number threshold is less than the second pulse number threshold.
In the embodiment, the first pulse number threshold and the second pulse number threshold are reasonably set, so that when the resonant pulse number is detected to be greater than or equal to the first pulse number threshold and less than or equal to the second pulse number threshold, the current appliance to be heated is determined to be a designated appliance, the cooking equipment is controlled to operate according to the corresponding first heating mode, and the heating function of the designated appliance is realized.
Specifically, if it is detected that the appliance detection signal is not matched with the configuration condition, the method at least includes the following two cases, the first case is that no pan or appliance to be heated exists on the cooking equipment, the second case is that a specified pan with a larger contact heating area exists on the cooking equipment, for the first case, the cooking equipment can be directly controlled to close the heating device, for the second case, the second heating mode matched with the specified pan can be adopted to control the heating device to operate, so that the matched heating mode is determined according to the identification function of the pan or appliance, and the heating device is controlled to operate according to the matched heating mode.
In addition, whether the heating operation is normally performed or whether the heating temperature is suitable for heating the specified appliance can be determined according to the relation between the judged heating zone temperature and the reference heating temperature by further detecting the heating zone temperature of the cooking equipment, if the heating zone temperature is smaller than or equal to the reference heating temperature, the heating is normal, if the heating zone temperature is larger than the reference heating temperature, the heating is abnormal, and the heating device is controlled to be turned off, so that the safety of heating the specified appliance is ensured.
EXAMPLE III
As shown in fig. 5, a method for controlling a cooking apparatus according to another embodiment of the present invention is adapted to a cooking apparatus including a resonant circuit and a current transformer adapted to collect an operating current of the resonant circuit, and includes:
and S502, responding to a heating instruction of a specified appliance, acquiring working current so as to determine the working current as an appliance detection signal.
S504, the relation between the working current and the first current threshold value and the second current threshold value is detected.
And S506, detecting that the working current is greater than or equal to the first current threshold and less than or equal to the second current threshold, and controlling the heating device to operate according to a first heating mode adapted to the specified appliance.
Wherein the first current threshold is less than the second current threshold.
And S508, collecting the temperature of the heating area of the cooking equipment.
And S510, detecting whether the temperature of the heating area is less than or equal to the reference heating temperature.
And S512, if the temperature of the heating area is less than or equal to the reference heating temperature, controlling the heating device to continue to operate according to the first heating mode.
And S514, if the temperature of the heating area is higher than the reference heating temperature, controlling to close the heating device.
S516, if the working current is detected to be larger than the second current threshold value, the heating device is controlled to operate according to a second heating mode matched with the designated cooker.
And S518, if the working current is detected to be smaller than the first current threshold, controlling the cooking equipment to stop running.
Wherein, the utensil with the contact heating area larger than or equal to the reference utensil area is marked as the appointed cooker.
Specifically, the resonant circuit comprises a coil and a resonant capacitor which are connected in parallel, when no appliance exists, the oscillation time of the coil and the resonant capacitor is long, the energy attenuation is slow, the current detected by the current transformer is relatively small, the larger the contact heating area of the cookware is, the faster the energy attenuation is, and the relatively large current detected by the current transformer is, and based on the detection mode, the working current detected by the current transformer can be determined as an appliance detection signal.
In the embodiment, the first current threshold and the second current threshold are set reasonably, so that when the fact that the number of the resonance pulses is larger than or equal to the first current threshold and smaller than or equal to the second current threshold is detected, the appliance to be heated currently is determined to be a specified appliance, the cooking equipment is controlled to operate according to the corresponding first heating mode, and the heating function of the specified appliance is achieved.
Example four
As shown in fig. 6, according to a control method of a cooking apparatus according to another embodiment of the present invention, a small object is used to replace a specific appliance, and the control method specifically includes:
s602, receiving a cooking instruction of the small objects and starting the heating device.
S604, acquiring the number of resonance pulses for detecting the pan, detecting whether 8< the number of resonance pulses <12 is satisfied, if so, entering S606, and if not, controlling to end the process to close the heating device.
S606, collecting the temperature of the heating area of the cooking device, and detecting whether the temperature of the heating area is less than or equal to the reference heating temperature, if so, executing S608, otherwise, controlling the ending process to close the heating device.
And S608, controlling the heating device to operate for 2 minutes according to the first duty ratio, switching to a second duty ratio to control the heating device to operate for 3 minutes, and controlling to finish the process so as to close the heating device.
Wherein the first duty cycle is 9:10 and the second duty cycle is 2: 10.
Specifically, the diameter of the bottom of the small object is 45-70 mm, and the water temperature of the small object is ensured to meet the requirement of a user by controlling the heating power in the heating process, and simultaneously the safety requirement, namely the requirement on product safety, can be met.
According to the control method of the cooking device defined in the fourth embodiment, for a 160ml utensil (bottom diameter is 45mm), 3/4 water is contained in the utensil, the water temperature is detected during the cooking control, and the change curve of the water temperature is shown in fig. 7.
As shown in fig. 8, a control device 80 of a cooking apparatus according to an embodiment of the present invention includes: a memory 802 and a processor 804; a memory 802 for storing memory for storing program code; a processor 804 for calling program code to execute a control method of the cooking apparatus as defined in any one of the embodiments above. Therefore, the technical effects of any of the above embodiments are achieved, and are not described herein again.
EXAMPLE five
As shown in fig. 9, a cooking apparatus according to an embodiment of the invention includes: a control device 80 of a cooking apparatus as defined in any of the embodiments above; a heating device 910 electrically connected to the control device for performing a heating operation; the cooking control device is used for executing computer instructions to execute the following steps: acquiring an appliance detection signal in response to a heating instruction of a specified appliance; detecting that an appliance detection signal is matched with a configuration condition, and acquiring the temperature of a heating area of the cooking equipment; and detecting that the temperature of the heating zone is matched with the heating execution condition, and controlling the heating device to operate according to a first heating mode matched with the specified appliance.
In the above embodiment, the method further includes: a temperature sensor 908 electrically connected to the control device for collecting the temperature of the heating zone of the cooking apparatus; the cooking control device is further configured to execute computer instructions to perform the steps of: collecting the temperature of a heating area of cooking equipment; detecting whether the temperature of the heating area is less than or equal to a reference heating temperature; and if the temperature of the heating area is higher than the reference heating temperature, controlling to close the heating device.
In the above embodiment, the heating device 910 includes a resonant circuit and a power switch tube for controlling the operation of the resonant circuit.
In the embodiment, the heating device comprises a resonant circuit and a power switch tube for controlling the operation of the resonant circuit so as to configure the cooking device as an electromagnetic heating device, in a detection mode, the power switch tube outputs a voltage signal according to a received pulse signal, the voltage signal is input into a comparator and then compared with a fixed voltage so as to output a comparison result, and the number of resonant pulses is generated according to the comparison result.
As shown in fig. 9, a cooking apparatus according to an embodiment of the present invention further includes: an alternating current power source 902, a rectifying and filtering circuit 904 and a power supply unit 906.
The ac power 902 is converted into a dc signal through the rectifying and filtering circuit 904, the dc signal powers the control device 80 through the power supply unit 906, the dc signal is also used for powering the heating device 910, the control device 80 is electrically connected to the temperature sensor 908 to receive the heating zone temperature collected by the temperature sensor 908, and the control device 80 is adapted to control the heating device 910 to operate according to the first heating mode adapted to the specific appliance according to the appliance detection signal.
EXAMPLE six
As shown in fig. 10, an embodiment of the present invention also provides a computer-readable storage medium 100. The control program 1002 of the cooking apparatus is stored thereon, and when being executed by the processor, the control program 1002 of the cooking apparatus implements the control method of the cooking apparatus defined in any one of the above embodiments, so that the technical effects of any one of the above embodiments are achieved, and are not described herein again.
In this embodiment, the control program 1002 of the cooking apparatus, when executed by the processor, implements the steps of:
acquiring an appliance detection signal in response to a heating instruction of a specified appliance; and detecting that the appliance detection signal is matched with the configuration condition of the specified appliance, and controlling the heating device to operate according to a first heating mode matched with the specified appliance, wherein the appliance with the contact heating area smaller than the reference appliance area is recorded as the specified appliance.
Wherein, the designated appliance can be understood as an appliance to be heated with a smaller contact heating area in the related art, for example, the reference appliance area is 35cm2To 40cm2The utensil in the section may be understood as a designated utensil smaller than the bottom area of the pot in the related art.
In addition, the reference appliance area can be regarded as an upper limit threshold of the contact heat receiving area, in order to prevent the misoperation of heating without a pan, a lower limit threshold of the contact heat receiving area of the designated appliance can be further defined, for example, the heat receiving area with the diameter of the bottom of the appliance being 45mm is regarded as a lower limit threshold, the heat receiving area with the diameter of the bottom of the appliance being 70mm is regarded as an upper limit threshold, appliances within the range of the lower limit threshold and the upper limit threshold can be regarded as designated appliances, and the designated appliances can also be understood as small articles which can not be normally started by the cooking equipment in the related art to heat the appliances, such as cups and the like.
In this embodiment, if a heating instruction for a specific appliance is received, an appliance detection signal is triggered to be acquired, whether the appliance to be heated is the specific appliance is determined according to a matching result between the appliance detection signal and a configuration condition of the specific appliance, if the appliance is determined to be the specific appliance, the cooking device is operated according to a first heating mode adapted to the specific appliance to realize a heating operation for the specific appliance, and compared with a scheme that the specific appliance cannot be heated in the related art, the cooking device meets a function of normally heating appliances of different sizes by detecting the specific appliance to heat the specific appliance according to the corresponding first heating mode, so that the applicability of the cooking device to appliances of different sizes is improved, and the use experience of a user can be improved.
In addition, the heating device is controlled to operate according to the first heating mode matched with the specified appliance, damage to the specified appliance caused by overlarge heating power of the cooking equipment can be prevented, and smooth execution of the heating process of the specified appliance is guaranteed.
In the above embodiment, the cooking apparatus includes a resonant circuit, and acquires an appliance detection signal in response to a heating instruction of a specific appliance, and specifically includes: in response to the heating command, a number of resonant pulses of the resonant circuit within a specified time duration is collected to determine the number of resonant pulses as the appliance detection signal.
The resonant circuit comprises a coil and a resonant capacitor which are connected in parallel, when no appliance exists, the oscillation time of the coil and the resonant capacitor is long, the energy attenuation is slow, in unit time, the number of resonant pulses is small, the contact heating area of the cookware is large, the energy attenuation is fast, the number of the resonant pulses generated in unit time is large, and based on the detection mode, the number of the resonant pulses can be determined as an appliance detection signal.
In the above embodiment, the method further includes: detecting a relation between the number of resonance pulses and a first pulse number threshold value and a second pulse number threshold value; if the number of the resonance pulses is detected to be larger than or equal to the first pulse number threshold and smaller than or equal to the second pulse number threshold, determining that the appliance detection signal is matched with the configuration condition; if the number of resonance pulses is detected to be smaller than the first pulse number threshold or larger than the second pulse number threshold, it is determined that the appliance detection signal does not match the configuration condition.
Wherein the first pulse number threshold is less than the second pulse number threshold.
In the embodiment, the first pulse number threshold and the second pulse number threshold are reasonably set, so that when the resonant pulse number is detected to be greater than or equal to the first pulse number threshold and less than or equal to the second pulse number threshold, the current appliance to be heated is determined to be a designated appliance, the cooking equipment is controlled to operate according to the corresponding first heating mode, and the heating function of the designated appliance is realized.
In the above embodiment, the cooking apparatus includes a resonant circuit and a current transformer electrically connected to each other, and the current transformer is adapted to collect an operating current of the resonant circuit, and in response to a heating instruction of a specific appliance, acquire an appliance detection signal, and specifically includes: in response to the heating command, an operating current is collected to determine the operating current as the appliance detection signal.
Wherein, resonant circuit includes parallelly connected coil and resonance capacitor, and when no utensil, coil and resonance capacitor oscillation time are long, the energy decay slows down, and the electric current that current transformer detected is less relatively, and the contact heating area of pan is big more, and the energy decay is fast more, and the electric current that current transformer detected is great relatively, based on this detection mode, can be confirmed as utensil detected signal with the operating current that current transformer detected.
In the above embodiment, the method further includes: detecting that the working current is greater than or equal to a first current threshold and less than or equal to a second current threshold, and determining that the appliance detection signal is matched with the configuration condition; if the number of resonance pulses is detected to be less than the first current threshold or greater than the second current threshold, it is determined that the appliance detection signal does not match the configuration condition.
Wherein the first current threshold is less than the second current threshold.
In the embodiment, the first current threshold and the second current threshold are set reasonably, so that when the fact that the number of the resonance pulses is larger than or equal to the first current threshold and smaller than or equal to the second current threshold is detected, the appliance to be heated currently is determined to be a specified appliance, the cooking equipment is controlled to operate according to the corresponding first heating mode, and the heating function of the specified appliance is achieved.
In the above embodiment, the method further includes: further comprising: if the appliance detection signal is determined not to be matched with the configuration condition, further detecting whether a designated pot exists; if the specified cooker is detected, controlling the heating device to operate according to a second heating mode matched with the specified cooker; and if the cooking equipment does not have the designated pot or the designated appliance, controlling the cooking equipment to stop running, wherein the appliance with the contact heating area larger than or equal to the reference appliance area is marked as the designated pot.
In this embodiment, if it is detected that the appliance detection signal is not matched with the configuration condition, the method includes at least two cases, where the first case is that there is no pot or appliance to be heated on the cooking apparatus, and the second case is that there is a specific pot with a larger contact heating area on the cooking apparatus, for the first case, the cooking apparatus can be directly controlled to turn off the heating device, and for the second case, the heating device can be controlled to operate by using a second heating mode adapted to the specific pot, so as to determine an adapted heating mode according to the identification function of the pot or appliance, and control the heating device to operate according to the adapted heating mode.
In the above embodiment, controlling the heating device to operate according to the first heating mode adapted to the specific appliance specifically includes: and controlling the heating device to operate for a specified time according to a specified duty ratio.
The duty ratio is the proportion of the electrifying time relative to the total time in one pulse cycle time.
In the embodiment, the heating device is controlled to operate according to the specified duty ratio, and the operation time is specified, so that the heating time and the heating power of the specified appliance can be controlled, the accuracy of heating control of the specified appliance is ensured, and the use experience of a user can be improved.
In the above embodiment, controlling the heating device to operate for a specified duration according to a specified duty cycle further includes: controlling the heating device to operate according to the first duty ratio; when the fact that the time length of the heating device running according to the first duty ratio is larger than or equal to a first time length threshold value is detected, the heating device is controlled to continue running according to a second duty ratio; and controlling to close the heating device when the time length of the heating device running according to the second duty ratio is detected to be greater than or equal to a second time length threshold value.
The first duty ratio is larger than the second duty ratio, and the first duration threshold is smaller than the second duration threshold.
In the embodiment, after the appliance to be heated is determined as the designated appliance, the heating device is controlled to start heating the designated appliance according to the first duty ratio, when the fact that the duration of the operation of the small object according to the first duty ratio is greater than or equal to the first duration threshold is detected, the heating device is controlled to continue to operate according to the second duty ratio, when the fact that the duration of the operation of the heating device according to the second duty ratio is greater than or equal to the second duration threshold is detected, the heating operation can be determined to be finished, the heating device is controlled to be turned off, the heating operation of the designated appliance by the cooking equipment is achieved, and food can be heated satisfactorily by a user while the safety of heating the designated appliance is guaranteed.
In the above embodiment, after detecting that the appliance detection signal matches the configuration condition, the method further includes: collecting the temperature of a heating area of cooking equipment; and detecting whether the temperature of the heating area is less than or equal to the reference heating temperature, and controlling to turn off the heating device if the temperature of the heating area is greater than the reference heating temperature.
In this embodiment, it is also possible to determine whether the heating operation is normally performed or whether the heating temperature is suitable for heating the designated appliance by further detecting the heating zone temperature of the cooking apparatus according to the relationship between the judgment heating zone temperature and the reference heating temperature, indicate that the heating is normal if the heating zone temperature is less than or equal to the reference heating temperature, indicate that the heating is abnormal if the heating zone temperature is greater than the reference heating temperature, and control to turn off the heating device to ensure the safety of heating the designated appliance.
In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means 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 the invention. In this specification, the schematic representations of the terms used above do not necessarily 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.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (14)

1. A control method of a cooking device is suitable for the cooking device with a heating device, and is characterized by comprising the following steps:
acquiring an appliance detection signal in response to a heating instruction of a specified appliance;
detecting that the appliance detection signal matches the configuration condition of the specified appliance, controlling the heating device to operate according to a first heating mode adapted to the specified appliance,
wherein the appliance having a contact heating area smaller than the reference appliance area is designated as the designated appliance.
2. The method for controlling a cooking apparatus according to claim 1, wherein the cooking apparatus includes a resonant circuit, and the obtaining an appliance detection signal in response to a heating instruction of a specific appliance specifically includes:
in response to the heating instruction, acquiring a number of resonant pulses of the resonant circuit within a specified time duration to determine the number of resonant pulses as the appliance detection signal.
3. The control method of a cooking apparatus according to claim 2, further comprising:
detecting a relationship between the number of resonance pulses and a first pulse number threshold and a second pulse number threshold;
if the resonance pulse number is detected to be larger than or equal to the first pulse number threshold and smaller than or equal to the second pulse number threshold, determining that the appliance detection signal is matched with the configuration condition;
determining that the appliance detection signal does not match the configuration condition if the detected number of resonant pulses is less than the first pulse number threshold or greater than the second pulse number threshold.
4. The method for controlling a cooking apparatus according to claim 1, wherein the cooking apparatus comprises a resonant circuit and a current transformer electrically connected, the current transformer is adapted to collect an operating current of the resonant circuit, and the obtaining an appliance detection signal in response to a heating instruction of a specific appliance specifically comprises:
in response to the heating instruction, collecting the operating current to determine the operating current as the appliance detection signal.
5. The control method of a cooking apparatus according to claim 4, further comprising:
detecting that the operating current is greater than or equal to a first current threshold and less than or equal to a second current threshold, determining that the appliance detection signal matches the configuration condition;
determining that the appliance detection signal does not match the configuration condition if the detected number of resonant pulses is less than the first current threshold or greater than the second current threshold.
6. The control method of a cooking apparatus according to claim 3 or 5, further comprising:
if the appliance detection signal is determined not to be matched with the configuration condition, further detecting whether a designated pot exists;
if the specified cooker is detected, controlling the heating device to operate according to a second heating mode matched with the specified cooker;
if the specified cooker or the specified utensil is not detected, controlling the cooking equipment to stop running,
and recording the appliances with the contact heating area larger than or equal to the reference appliance area as the designated cookware.
7. The control method of the cooking apparatus according to any one of claims 1 to 5, wherein the controlling the heating device to operate according to a first heating mode adapted to the specific appliance specifically comprises:
and controlling the heating device to operate for a specified time according to a specified duty ratio.
8. The method of claim 7, wherein the controlling the heating device to operate for a specified duration according to a specified duty cycle further comprises:
controlling the heating device to operate according to a first duty ratio;
when the fact that the time length of the heating device operated according to the first duty ratio is larger than or equal to a first time length threshold value is detected, the heating device is controlled to continue to operate according to a second duty ratio;
and controlling to close the heating device when the fact that the time length of the heating device running according to the second duty ratio is larger than or equal to a second time length threshold value is detected.
9. The method of claim 7, further comprising, after detecting that the appliance detection signal matches a configuration condition:
collecting the temperature of a heating area of the cooking device;
detecting whether the temperature of the heating area is less than or equal to a reference heating temperature;
and if the temperature of the heating area is higher than the reference heating temperature, controlling to close the heating device.
10. A control device of a cooking apparatus, comprising: a memory and a processor;
the memory for storing program code;
the processor for calling the program code to perform the control method of the cooking apparatus according to any one of claims 1 to 9.
11. A cooking apparatus, characterized by comprising:
control means of a cooking apparatus according to claim 10;
the heating device is electrically connected with the control device and is used for executing heating operation;
the cooking control device is used for executing computer instructions to execute the following steps:
acquiring an appliance detection signal in response to a heating instruction of a specified appliance;
detecting that the appliance detection signal matches the configuration condition of the specified appliance, controlling the heating device to operate according to a first heating mode adapted to the specified appliance,
wherein the appliance having a contact heating area smaller than the reference appliance area is designated as the designated appliance.
12. The cooking apparatus of claim 11, further comprising:
the temperature sensor is electrically connected with the control device and is used for acquiring the temperature of a heating area of the cooking equipment;
the cooking control device is further configured to execute computer instructions to perform the steps of:
collecting the temperature of a heating area of the cooking device;
detecting whether the temperature of the heating area is less than or equal to a reference heating temperature;
and if the temperature of the heating area is higher than the reference heating temperature, controlling to close the heating device.
13. Cooking apparatus according to claim 11 or 12,
the heating device comprises a resonance circuit and a power switch tube for controlling the resonance circuit to work.
14. A computer-readable storage medium on which a control program of a cooking apparatus is stored, characterized in that the control program of the cooking apparatus implements the control method of the cooking apparatus according to any one of claims 1 to 9 when executed by a processor.
CN202010134656.8A 2020-03-02 2020-03-02 Control method, control device, cooking equipment and computer-readable storage medium Pending CN113339854A (en)

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KR880007756U (en) * 1986-10-03 1988-06-28 아루프스 덴기 가부시끼 가이샤 Type wheel selection mechanism
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