CN109645820A - The dry combustion method determination method and cooker of cooker - Google Patents

The dry combustion method determination method and cooker of cooker Download PDF

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Publication number
CN109645820A
CN109645820A CN201910085319.1A CN201910085319A CN109645820A CN 109645820 A CN109645820 A CN 109645820A CN 201910085319 A CN201910085319 A CN 201910085319A CN 109645820 A CN109645820 A CN 109645820A
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CN
China
Prior art keywords
cooking ware
heater element
dry
temperature
cooker
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Pending
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CN201910085319.1A
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Chinese (zh)
Inventor
李峰
李一峰
郑松杰
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Bear Electrical Appliance Co Ltd
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Bear Electrical Appliance Co Ltd
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Publication date
Application filed by Bear Electrical Appliance Co Ltd filed Critical Bear Electrical Appliance Co Ltd
Priority to CN201910085319.1A priority Critical patent/CN109645820A/en
Publication of CN109645820A publication Critical patent/CN109645820A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J29/00Egg-cookers
    • A47J29/02Egg-cookers for eggs or poached eggs; Time-controlled cookers
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00Thermometers specially adapted for specific purposes

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Cookers (AREA)
  • Baking, Grill, Roasting (AREA)
  • Electric Stoves And Ranges (AREA)

Abstract

The invention belongs to kitchen appliance technical fields; more particularly to the dry combustion method determination method and cooker of a kind of cooker; the cooker includes controller, cooking ware, the heater element set on cooking ware bottom and the temperature detector for real-time monitoring cooking ware bottom temp, and the controller is preset with protection temperature spot Toff, measurement temperature spot T0With reference time t0, described method includes following steps: when cooking ware bottom temp reaches ToffWhen, heater element stops heating, and vessel bottom temp to be cooked drops to T0When, it obtains from ToffDrop to T0Required time t1, and make following judgement: if t1≥t0, then it is determined as dry-fire condition;If t1< t0, then it is determined as non-dry-fire condition, heater element restarts to heat, until temperature reaches Toff, heater element stop again heat and repeat the above steps, the present invention can be improved dry combustion method judgement precision, be conducive to using.

Description

The dry combustion method determination method and cooker of cooker
Technical field
The invention belongs to kitchen appliance technical fields, and in particular to a kind of the dry combustion method determination method and culinary art dress of cooker It sets.
Background technique
The small household appliances that poacher newly rises as one kind, it is deep by vast family since it has the advantages that quick, to facilitate Front yard likes that poacher on the market generally comprises a vessel at present, and vessel bottom is equipped with heater element and temperature detector, temperature-sensitive Device is used to monitor the temperature of vessel bottom, and when the temperature detected reaches dry combustion method protection threshold value, heater element stops heating.
Vessel surface of internal cavity is coated with aqueous teflon coatings, when vessel just begin to use, since coating is being burnt One layer of inevitable grease can be formed on its surface during knot, and this layer of grease can obstruct a part and be transmitted by heater element To the heat of vessel inner cavity, there is biggish deviation, therefore temperature-sensitive so as to cause the temperature of vessel bottom and vessel surface of internal cavity Temperature detected by device is higher than the temperature on practical vessel surface of internal cavity, but this layer of grease is boiling general five times or so It can die away, temperature detected by temperature detector and vessel surface of internal cavity is almost the same after grease disappears.
Due to the influence of grease, causes product temperature detector when rigid use to be unable to monitor and go out vessel inner cavity table The actual temperature in face makes the dry combustion method overheating protection of product malfunction, and cannot accurately determine the whether real dry combustion method of vessel, therefore influence Usage experience, so researching and developing a kind of can be improved cooker dry combustion method and determine that the method for precision is very necessary.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of dry combustion methods applied on cooker to determine Method, the dry combustion method that cooker can be improved in this method judge precision, to overcome aqueous teflon coatings in background technique to bring Influence.
In order to solve the above-mentioned technical problem, the present invention uses following two technical solution:
The dry combustion method determination method of the first cooker, the cooker include controller, cooking ware, set on cooking It prepares food the heater element of vessel bottom and temperature detector for real-time monitoring cooking ware bottom temp, the controller is preset with Protect temperature spot Toff, measurement temperature spot T0With reference time t0, described method includes following steps: when cooking ware bottom temp Reach ToffWhen, heater element stops heating, and vessel bottom temp to be cooked drops to T0When, it obtains from ToffDrop to T0It is required The time t wanted1, and make following judgement:
If t1≥t0, then it is determined as dry-fire condition;If t1< t0, then it is determined as non-dry-fire condition, heater element restarts Heating, until temperature reaches Toff, heater element stop again heat and repeat the above steps.
Further, when being determined as dry-fire condition, dry combustion method prompt is issued, for example, prompting dry combustion method to protect by display module Information, such as indicator light, display screen are protected, dry combustion method protection can also be prompted by sound module, such as beep.
Compared with prior art, dry combustion method determination method provided by the invention includes decision stage twice, the first decision stage, When temperature detector senses that the temperature of cooking ware bottom reaches ToffWhen, heater element just stops heating, to prevent dry combustion method really occurs Phenomenon, vessel bottom temp to be cooked drop to T0When, it just carries out second and judges the stage, obtain temperature from ToffDrop to T0It needs Time t1, by determining t1With t0Relationship to determine whether dry combustion method really occurs, this kind determine the mode of dry combustion method with it is existing Method is compared, using vessel have water and it is anhydrous when the angle that has differences of rate of temperature fall more provide and be once confirmed whether really The process that dry combustion method occurs, to avoid in existing poacher since aqueous teflon coatings are formed by the heat-insulated shadow of grease bring It rings, improves the precision that the dry combustion method of cooker determines.
The present invention also provides a kind of cookers using above-mentioned dry combustion method determination method comprising controller, cooking ware, Heater element and temperature detector, the controller are electrically connected with heater element, temperature detector, and the heater element is set to cooking ware Bottom, the temperature of the temperature detector real-time monitoring cooking ware bottom.
The controller includes temperature storage unit, time memory cell, time acquisition unit, control unit and determines single Member, the temperature storage unit are preset with protection temperature spot ToffWith measurement temperature spot T0, wherein Toff> T0;Described control unit For controlling heater element when cooking ware bottom temp reaches ToffWhen stop heating;The time storage element is preset with ginseng Examine time t0;The time acquisition unit is for obtaining from ToffDrop to T0Required time t1;The judging unit is used for Determine whether dry-fire condition, specific decision procedure are as follows: work as t1≥t0When be dry-fire condition, work as t1< t0, then it is determined as non-dry Burning state.
Further, the surface of internal cavity of the cooking ware is coated with aqueous teflon coatings.
Compared with prior art, cooker provided by the invention use dual decision procedure, using vessel have water and The otherness of rate of temperature fall improves the precision that dry combustion method determines under anhydrous condition.
The dry combustion method determination method of second of cooker, the cooker include controller, cooking ware, set on cooking Prepare food vessel bottom heater element and temperature detector for real-time monitoring cooking ware bottom temp, the controller, which is equipped with, to be protected Protect temperature spot Toff, time of measuring point t0With reference temperature T0, described method includes following steps: when cooking ware bottom temp reaches To ToffWhen, heater element stops heating, and cooking ware cooling is obtained from heater element stopping and has heated cooking ware cooling t0 Cooking ware bottom temp T after time1, and make following judgement:
If T1≥T0, then it is determined as dry-fire condition;If T1< T0, then it is determined as non-dry-fire condition, heater element restarts Heating, until temperature reaches Toff, heater element stop again heat and repeat the above steps.
Further, when being determined as dry-fire condition, dry combustion method prompt is issued, for example, prompting dry combustion method to protect by display module Information, such as indicator light, display screen are protected, dry combustion method protection can also be prompted by sound module, such as beep.
Compared with prior art, dry combustion method determination method provided by the invention includes decision stage twice, the first decision stage, When temperature detector senses that the temperature of cooking ware bottom reaches ToffWhen, heater element just stops heating, to prevent dry combustion method really occurs Phenomenon, vessel cooling t to be cooked0Second is carried out afterwards and judges the stage, obtains cooling t0Cooking ware bottom temp T afterwards1, pass through Determine T1With T0Relationship to determine whether dry combustion method really occurs, this kind determines the mode of dry combustion method compared with the existing methods, utilizes Vessel have water and it is anhydrous when the angle that has differences of rate of temperature fall more provide the mistake for being once confirmed whether that dry combustion method really occurs Journey, to avoid improving and cooking since aqueous teflon coatings are formed by the heat-insulated influence of grease bring in existing poacher The precision that the dry combustion method of device of preparing food determines.
The present invention also provides a kind of cookers for applying second of dry combustion method determination method comprising controller, cooking pot Ware, heater element and temperature detector, the controller are electrically connected with heater element, temperature detector, and the heater element is set to cooking pot The bottom of ware, the temperature of the temperature detector real-time monitoring cooking ware bottom.
The controller includes temperature storage unit, time memory cell, control unit and judging unit, and the temperature is deposited Storage unit is preset with protection temperature spot ToffWith reference temperature T0, wherein Toff> T0;Described control unit is for controlling heater element When cooking ware bottom temp reaches ToffWhen stop heating;The time memory cell is preset with time of measuring point t0;It is described to sentence Order member is for determining whether dry-fire condition, specific decision procedure are as follows: is obtained by temperature detector from ToffCool down t0After time Cooking ware bottom temp T1, work as T1≥T0When be determined as dry-fire condition, work as T1< T0, then it is determined as non-dry-fire condition.
Further, the surface of internal cavity of the cooking ware is coated with aqueous teflon coatings.
Compared with prior art, cooker provided by the invention use dual decision procedure, using vessel have water and The otherness of rate of temperature fall improves the precision that dry combustion method determines under anhydrous condition.
Detailed description of the invention
Fig. 1 is the flow chart of embodiment one
Fig. 2 is the flow chart of embodiment two
Fig. 3 is the structural schematic diagram of cooker
Parts list represented by the reference numerals are as follows in attached drawing:
1- cooking ware, 2- heater element, 3- temperature detector.
Specific embodiment
Below in conjunction with Detailed description of the invention a specific embodiment of the invention.
Embodiment one:
Referring to Fig. 1 and Fig. 3, the present embodiment provides a kind of dry combustion method determination method of cooker, the cooker packet Include controller, cooking ware 1, set on the heater element 2 of 1 bottom of cooking ware and for 1 bottom of real-time monitoring cooking ware The temperature detector 3 of temperature, in a kind of specific embodiment, 1 surface of internal cavity of cooking ware is applied coated with aqueous Teflon Layer, the controller are preset with protection temperature spot Toff, measurement temperature spot T0With reference time t0, this method the following steps are included:
Firstly, cooker starts, heater element 2 is begun to warm up, the temperature of 3 real-time monitoring cooking ware of temperature detector, 1 bottom Degree, when 1 bottom temp of cooking ware rises to protection temperature spot ToffWhen, heater element 2 stops heating, then, vessel to be cooked 1, which is cooled to its bottom temp, reaches measurement temperature spot T0When, temperature is obtained from ToffDrop to T0Required time t1, and carry out Judge below: if t1≥t0, then it is determined as dry-fire condition;If t1< t0, then it is determined as non-dry-fire condition.
When being determined as non-dry-fire condition, heater element 2 restarts to heat, until temperature reaches Toff, heater element 2 Stop heating and repeating the above steps again, so circulation reaches dry combustion method protection.
When being determined as dry-fire condition, cooker issues dry combustion method prompt, in a kind of specific embodiment, Ke Yitong Display module prompt dry combustion method protection information is crossed, such as prompt etc. is issued by indicator light, display screen;Alternatively, sound can also be passed through Sound module prompts dry combustion method protection, such as beeps.
Following table is experimental data provided by the present embodiment, uses two groups of identical cookers in experiment and has carried out three Secondary control experiment, wherein the 1st group of cooker simulates non-dry-fire condition, cooking ware 1 is provided with water, the 2nd group of culinary art dress Set simulation dry-fire condition, no dress water in cooking ware 1, the T of two groups of experimentsoffIt is 153 DEG C, T0It is 135 DEG C.
By upper table experimental data it is found that cooking ware 1 in the case where there is water state by ToffIt is cooled to T0Required time ratio exists Wanting under anhydrous state is short, thus using the difference of above-mentioned temperature fall time as judge whether really occur dry combustion method according to According to, in a kind of specific embodiment, ToffIt is set as 150 DEG C, T0It is set as 135 DEG C, t0It is set as 30 seconds.
Compared with prior art, dry combustion method determination method provided by the invention includes decision stage twice, the first decision stage, When temperature detector 3 senses that the temperature of 1 bottom of cooking ware reaches ToffWhen, heater element 2 just stops heating, to prevent really occurring Dry combustion method phenomenon, 1 bottom temp of vessel to be cooked drop to T0When, it just carries out second and judges the stage, obtain temperature from ToffDrop to T0The time t needed1, by determining t1With t0Relationship to determine whether dry combustion method really occurs, this kind determine the mode of dry combustion method with Existing method is compared, using vessel have water and it is anhydrous when the angle that has differences of rate of temperature fall more provide primary confirmation and be The no real process that dry combustion method occurs, to avoid in existing poacher since aqueous teflon coatings are formed by grease bring Heat-insulated influence improves the precision that the dry combustion method of cooker determines.
Embodiment two:
Referring to Fig. 1 and Fig. 3, the present embodiment provides a kind of cooker of the dry combustion method determination method of Application Example one, Including controller, cooking ware 1, heater element 2 and temperature detector 3, the controller is electrically connected with heater element 2, temperature detector 3, The heater element 2 is set to the bottom of cooking ware 1, and the temperature of 3 real-time monitoring cooking ware of temperature detector, 1 bottom is described The surface of internal cavity of cooking ware 1 is coated with aqueous teflon coatings.
The controller includes temperature storage unit, time memory cell, time acquisition unit, control unit and determines single Member, the temperature storage unit are preset with protection temperature spot ToffWith measurement temperature spot T0, wherein Toff> T0;Described control unit For controlling heater element when cooking ware bottom temp reaches ToffWhen stop heating;The time storage element is preset with ginseng Examine time t0;The time acquisition unit is for obtaining from ToffDrop to T0Required time t1;The judging unit is used for Determine whether dry-fire condition, specific decision procedure are as follows: work as t1≥t0When be dry-fire condition, work as t1< t0, then it is determined as non-dry Burning state.
Compared with prior art, cooker provided by the invention use dual decision procedure, using vessel have water and The otherness of rate of temperature fall improves the precision that dry combustion method determines under anhydrous condition.
Embodiment three:
Referring to figs. 2 and 3, the difference between this embodiment and the first embodiment lies in, the present embodiment provides another culinary art dresses The dry combustion method determination method set, the cooker include controller, cooking ware 1, the fever member set on 1 bottom of cooking ware Part 2 and temperature detector 3 for 1 bottom temp of real-time monitoring cooking ware, in a kind of specific embodiment, the culinary art 1 surface of internal cavity of vessel is coated with aqueous teflon coatings, and the controller is preset with protection temperature spot Toff, time of measuring point t0 With reference temperature T0, this method the following steps are included:
Firstly, cooker starts, heater element 2 is begun to warm up, the temperature of 3 real-time monitoring cooking ware of temperature detector, 1 bottom Degree, when 1 bottom temp of cooking ware rises to protection temperature spot ToffWhen, heater element 2 stops heating, then, obtains spontaneous heating The cooling of cooking ware 1 t has been heated in the stopping of element 201 bottom temp T of cooking ware after time1, and carry out following judgement: if T1 ≥T0, then it is determined as dry-fire condition;If T1< T0, then it is determined as non-dry-fire condition.
When being determined as non-dry-fire condition, heater element 2 restarts to heat, until temperature reaches Toff, heater element 2 Stop heating and repeating the above steps again, so circulation reaches dry combustion method protection.
When being determined as dry-fire condition, cooker issues dry combustion method prompt, in a kind of specific embodiment, Ke Yitong Display module prompt dry combustion method protection information is crossed, such as prompt etc. is issued by indicator light, display screen;Alternatively, sound can also be passed through Sound module prompts dry combustion method protection, such as beeps.
Following table is experimental data provided by the present embodiment, uses two groups of identical cookers in experiment and has carried out three Secondary control experiment, wherein the 1st group of cooker simulates non-dry-fire condition, cooking ware 1 is provided with water, the 2nd group of culinary art dress Set simulation dry-fire condition, no dress water in cooking ware 1, the T of two groups of experimentsoffIt is 153 DEG C, t0It is 30 seconds.
By upper table experimental data it is found that cooking ware 1 in the case where there is water state by ToffCool down t0Temperature ratio after second is without watery Medicine under state is low, therefore using the difference of above-mentioned cooling extent as the foundation that dry combustion method really occurs is judged whether, one In kind specific embodiment, ToffIt is set as 150 DEG C, t0It is set as 30 seconds, T0It is set as 135 DEG C.
Compared with prior art, dry combustion method determination method provided by the invention includes decision stage twice, the first decision stage, When temperature detector 3 senses that the temperature of 1 bottom of cooking ware reaches ToffWhen, heater element 2 just stops heating, to prevent really occurring Dry combustion method phenomenon, the cooling of vessel 1 t to be cooked0Second is carried out afterwards and judges the stage, obtains cooling t01 bottom temp of cooking ware afterwards T1, by determining T1With T0Relationship to determine whether dry combustion method really occurs, this kind determines the mode and existing method phase of dry combustion method Than, using vessel have water and it is anhydrous when the angle that has differences of rate of temperature fall more provide once be confirmed whether really to occur it is dry The process of burning, to avoid mentioning in existing poacher since aqueous teflon coatings are formed by the heat-insulated influence of grease bring The precision that the dry combustion method of high cooker determines.
Example IV:
Referring to figs. 2 and 3, the present embodiment provides a kind of cooker of the dry combustion method determination method of Application Example two, Including controller, cooking ware 1, heater element 2 and temperature detector 3, the controller is electrically connected with heater element 2, temperature detector 3, The heater element 2 is set to the bottom of cooking ware 1, and the temperature of 3 real-time monitoring cooking ware of temperature detector, 1 bottom is described The surface of internal cavity of cooking ware 1 is coated with aqueous teflon coatings.
The controller includes temperature storage unit, time memory cell, control unit and judging unit, and the temperature is deposited Storage unit is preset with protection temperature spot ToffWith reference temperature T0, wherein Toff> T0;Described control unit is for controlling heater element When cooking ware bottom temp reaches ToffWhen stop heating;The time memory cell is preset with time of measuring point t0;It is described to sentence Order member is for determining whether dry-fire condition, specific decision procedure are as follows: is obtained by temperature detector 3 from ToffCool down t0Time Cooking ware bottom temp T afterwards1, work as T1≥T0When be determined as dry-fire condition, work as T1< T0, then it is determined as non-dry-fire condition.
Compared with prior art, cooker provided by the invention use dual decision procedure, using vessel have water and The otherness of rate of temperature fall improves the precision that dry combustion method determines under anhydrous condition.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party Formula is changed and is modified.Therefore, the invention is not limited to the specific embodiments disclosed and described above, to of the invention Some modifications and changes should also be as falling into the scope of the claims of the present invention.In addition, although being used in this specification Some specific terms, these terms are merely for convenience of description, does not limit the present invention in any way.

Claims (9)

1. the dry combustion method determination method of cooker, the cooker being related to includes controller, cooking ware, is set to cooking ware bottom The heater element in portion and temperature detector for real-time monitoring cooking ware bottom temp, it is characterised in that: the controller is pre- Equipped with protection temperature spot Toff, measurement temperature spot T0With reference time t0, described method includes following steps:
S1. when cooking ware bottom temp reaches ToffWhen, heater element stops heating;
S2. vessel bottom temp to be cooked drops to T0When, it obtains from ToffDrop to T0The time t needed1
If s3. t1≥t0, it is determined as dry-fire condition.
2. the dry combustion method determination method of cooker according to claim 1, it is characterised in that: if t1< t0, then it is determined as non- Dry-fire condition, heater element restart to heat.
3. the dry combustion method determination method of cooker according to claim 1, it is characterised in that: when being determined as dry-fire condition When, issue dry combustion method prompt.
4. the dry combustion method determination method of cooker, the cooker being related to includes controller, cooking ware, is set to cooking ware bottom The heater element in portion and temperature detector for real-time monitoring cooking ware bottom temp, it is characterised in that: the controller is set There is protection temperature spot Toff, time of measuring point t0With reference temperature T0, described method includes following steps:
S1. when cooking ware bottom temp reaches ToffWhen, heater element stops heating and starts timing;
S2. it is obtained from heater element stopping and has heated cooking ware cooling t0Cooking ware bottom temp T after time1
If s3. T1≥T0, it is determined as dry-fire condition, is otherwise determined as non-dry-fire condition.
5. the dry combustion method determination method of cooker according to claim 4, it is characterised in that: if T1< T0, then it is determined as non- Dry-fire condition, heater element restart to heat.
6. the dry combustion method determination method of cooker according to claim 4, it is characterised in that: when being determined as dry-fire condition When, issue dry combustion method prompt.
7. cooker, including controller, cooking ware, heater element and temperature detector, the controller and heater element, temperature-sensitive Device electrical connection, the heater element be set to cooking ware bottom, the temperature of the temperature detector real-time monitoring cooking ware bottom, It is characterized in that the controller includes:
- temperature storage unit is preset with protection temperature spot ToffWith measurement temperature spot T0, Toff> T0
- control unit, for controlling heater element when cooking ware bottom temp reaches ToffWhen stop heating;
- time memory cell is preset with reference time t0
- time acquisition unit, for obtaining from ToffDrop to T0Required time t1
- judging unit works as t for determining1≥t0When be dry-fire condition.
8. cooker, including controller, cooking ware, heater element and temperature detector, the controller and heater element, temperature-sensitive Device electrical connection, the heater element be set to cooking ware bottom, the temperature of the temperature detector real-time monitoring cooking ware bottom, It is characterized in that the controller includes:
- temperature storage unit is preset with protection temperature spot ToffWith reference temperature T0, Toff> T0
- control unit, for controlling heater element when cooking ware bottom temp reaches ToffWhen stop heating;
- time memory cell is preset with time of measuring point t0
- judging unit is obtained by temperature detector from ToffCool down t0Cooking ware bottom temp T after time1, work as determining T1≥T0When be dry-fire condition.
9. cooker according to claim 7 or 8, it is characterised in that: the surface of internal cavity of the cooking ware is coated with Aqueous teflon coatings.
CN201910085319.1A 2019-01-29 2019-01-29 The dry combustion method determination method and cooker of cooker Pending CN109645820A (en)

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Application Number Priority Date Filing Date Title
CN201910085319.1A CN109645820A (en) 2019-01-29 2019-01-29 The dry combustion method determination method and cooker of cooker

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Application Number Priority Date Filing Date Title
CN201910085319.1A CN109645820A (en) 2019-01-29 2019-01-29 The dry combustion method determination method and cooker of cooker

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CN109645820A true CN109645820A (en) 2019-04-19

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CN110916474A (en) * 2019-10-30 2020-03-27 九阳股份有限公司 Control method of food processing machine
CN112716283A (en) * 2020-12-30 2021-04-30 成都探寻家科技有限公司 Method for cooking soft boiled eggs and egg cooker
CN113384161A (en) * 2021-07-28 2021-09-14 珠海格力电器股份有限公司 Cooking control method and device, storage medium and cooking appliance

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CN110916474B (en) * 2019-10-30 2021-06-04 九阳股份有限公司 Control method of food processing machine
CN112716283A (en) * 2020-12-30 2021-04-30 成都探寻家科技有限公司 Method for cooking soft boiled eggs and egg cooker
CN112716283B (en) * 2020-12-30 2022-07-05 成都探寻家科技有限公司 Method for cooking soft boiled eggs and egg cooker
CN113384161A (en) * 2021-07-28 2021-09-14 珠海格力电器股份有限公司 Cooking control method and device, storage medium and cooking appliance

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Application publication date: 20190419

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