CN105757731B - The control method of electromagnetic oven and electromagnetic oven - Google Patents
The control method of electromagnetic oven and electromagnetic oven Download PDFInfo
- Publication number
- CN105757731B CN105757731B CN201610247759.9A CN201610247759A CN105757731B CN 105757731 B CN105757731 B CN 105757731B CN 201610247759 A CN201610247759 A CN 201610247759A CN 105757731 B CN105757731 B CN 105757731B
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- Prior art keywords
- electromagnetic oven
- cookware
- heating unit
- detection
- heating
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Classifications
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
- H05B2213/00—Aspects relating both to resistive heating and to induction heating, covered by H05B3/00 and H05B6/00
- H05B2213/05—Heating plates with pan detection means
Abstract
The invention discloses a kind of electromagnetic oven, it includes heating unit, detection unit, processing unit and switch element.Detection unit includes the detection chip for the detecting element and connecting detection element being arranged on heating unit.The inductance value that detection chip is used to gather inductance detects signal accordingly to detect whether to be placed with cookware on heating unit and export.Processing unit is used to judge whether be placed with cookware on heating unit according to detection signal, and controls the heating unit work for being placed with the cookware.Processing unit is used for when heating unit works, the connection of the detection chip that controls switch unit and detecting element.The electromagnetic oven of embodiment of the present invention, due to when heating unit works, the connection of switch element disconnection detection element and detection chip, can so prevent other electronic components of the induced electromotive force damage electromagnetic oven of detecting element generation, improve the service life of electromagnetic oven.The invention also discloses a kind of control method of electromagnetic oven.
Description
Technical field
The present invention relates to household appliance technical field, more particularly to a kind of electromagnetic oven and a kind of control method of electromagnetic oven.
Background technology
In the related art, electromagnetic oven includes the detecting element that cookware whether is placed with detection heating unit.Work as electromagnetism
When furnaceman makees, heating unit produces the magnetic field of alternation so that detecting element produces higher induced electromotive force.The sense of generation
Answer electromotive force to be easily damaged other electronic devices of electromagnetic oven, cause the service life of electromagnetic oven to reduce.
The content of the invention
It is contemplated that at least solve one of technical problem existing in the prior art.For this reason, the present invention provides a kind of electricity
Magnetic stove and a kind of control method of electromagnetic oven.
The electromagnetic oven of embodiments of the present invention includes heating unit, detection unit, processing unit and switch element.Detection
Unit includes the detection chip for the detecting element and connecting detection element being arranged on heating unit.Detection chip is used to gather electricity
The inductance value of sense detects signal accordingly to detect whether to be placed with cookware on heating unit and export.Processing unit connecting detection
Chip and heating unit.Processing unit is used to judge whether be placed with cookware on heating unit according to detection signal, and controls and put
It is equipped with the heating unit work of the cookware.Switch element is connected between detecting element and detection chip.Processing unit
For when heating unit works, the connection of the detection chip that controls switch unit and detecting element.
The electromagnetic oven of embodiment of the present invention, since when heating unit works, switch element disconnection detection element is with examining
The connection of chip is surveyed, can so prevent the induced electromotive force that detecting element produces from damaging other electricity such as the detection chip of electromagnetic oven
Sub- component, improves the service life of electromagnetic oven.
In some embodiments, the detection unit includes detection circuit, and the detection circuit includes capacitance and inductance,
The capacitance includes first end and second end, and the inductance includes the 3rd end and the 4th end, the first end connection the described 3rd
End, the second end connect the 4th end；
The detection chip includes the first connecting pin and second connection end, first connecting pin connect the first end and
3rd end, the second connection end connect the second end and the 4th end.The inductance is as the detecting element；
The switch element is connected between the first end and the 3rd end.
In some embodiments, the detection unit includes detection circuit, and the detection circuit includes capacitance and inductance,
The capacitance includes first end and second end, and the inductance includes the 3rd end and the 4th end, the first end connection the described 3rd
End, the second end connect the 4th end；
The detection chip includes the first connecting pin and second connection end, first connecting pin connect the first end and
3rd end, the second connection end connect the second end and the 4th end；
The inductance is as the detecting element；
The switch element is connected between the first end and first connecting pin.
In some embodiments, the switch element includes relay.
In some embodiments, the quantity of the heating unit is multiple that multiple heating units form one and add
Thermal region, the processing unit are used to judge institute according to the detection signal when being placed with the cookware on the heating unit
Cookware is stated in the position of the heating region, and controls the heating unit work for being placed with the cookware.
In some embodiments, the electromagnetic oven includes display panel, and the processing unit is used to control the display
Cookware described in Display panel is in the position of the heating region.
In some embodiments, the processing unit is used to calculate when being placed with the cookware on the heating unit
The size of the cookware, and control the display panel to show the size of the cookware.
In some embodiments, the display panel is used to receive user's input, and the user is inputted and is sent extremely
The processing unit, the processing unit are used for the working status of the heating unit according to user's input control.
The control method of the electromagnetic oven of embodiment of the present invention includes step：
Whether the parameter value of acquisition testing element is placed with cookware and exports to detect on the heating unit of the electromagnetic oven
Corresponding detection signal；
According to it is described detection signal judge the cookware whether is placed with the heating unit, and control be placed with described in
The heating unit work of cookware；And
When the heating unit works, the switch element of the electromagnetic oven is controlled to disconnect the detecting element and the electricity
The connection of the detection chip of magnetic stove.
The control method of the electromagnetic oven of embodiment of the present invention, when being worked due to heating unit, switch element can disconnect electricity
Sense and the connection of detection chip, can so prevent the induced electromotive force that detecting element produces from damaging detection chip of electromagnetic oven etc.
Other electronic components, improve the service life of electromagnetic oven.
In some embodiments, the quantity of the heating unit is multiple that multiple heating units form one and add
Thermal region, the control method of the electromagnetic oven include step：
Judge that the cookware adds described according to the detection signal when being placed with the cookware on the heating unit
The position of thermal region；And
Control is placed with the heating unit work of the cookware.
In some embodiments, the control method of the electromagnetic oven includes step：
The display panel of the electromagnetic oven is controlled to show the cookware in the position of the heating region.
In some embodiments, the control method of the electromagnetic oven includes step：
The size of the cookware is calculated when being placed with the cookware on the heating unit, and controls the electromagnetic oven
Display panel shows the size of the cookware.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention is from combining in description of the accompanying drawings below to embodiment by change
Obtain substantially and be readily appreciated that, wherein：
Fig. 1 is the module diagram of the electromagnetic oven of embodiment of the present invention.
Fig. 2 is the partial circuit schematic diagram of the electromagnetic oven of embodiment of the present invention.
Fig. 3 is the structure diagram of the electromagnetic oven of embodiment of the present invention.
Fig. 4 is the flow diagram of the control method of the electromagnetic oven of embodiment of the present invention.
Fig. 5 is another flow diagram of the control method of the electromagnetic oven of embodiment of the present invention.
Fig. 6 is the another flow diagram of the control method of the electromagnetic oven of embodiment of the present invention.
Fig. 7 is another flow diagram of the control method of the electromagnetic oven of embodiment of the present invention.
Embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
Description is of the invention to be described with simplified, rather than the device or element of instruction or hint meaning must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, and it is not intended that instruction or hint relative importance or the implicit quantity for indicating indicated technical characteristic.
Thus, " first " is defined, the feature of " second " can be expressed or implicitly includes one or more feature.
In description of the invention, " multiple " are meant that two or more, unless otherwise specifically defined.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection or can mutually communicate；It can be directly connected, can also be by between intermediary
Connect connected, can be the interaction relationship of connection inside two elements or two elements.For the ordinary skill of this area
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not directly to contact but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Sign is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are directly over second feature and oblique upper, or be merely representative of
Fisrt feature level height is less than second feature.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.In order to
Simplify disclosure of the invention, hereinafter the component and setting of specific examples are described.Certainly, they are merely examples, and
And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, between itself not indicating discussed various embodiments and/or setting
Relation.In addition, the present invention provides various specific techniques and material examples, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
Also referring to Fig. 1~Fig. 3, the electromagnetic oven 100 of embodiments of the present invention includes heating unit 10, detection unit
20th, processing unit 30 and switch element 40.
Detection unit 20 includes the detection core for the detecting element 22 and connecting detection element 22 being arranged on heating unit 10
Piece 24.Whether the parameter value that detection chip 24 is used for acquisition testing element 22 is placed with cookware 50 simultaneously to detect on heating unit 10
The corresponding detection signal of output.
Processing unit 30 connects heating unit 10 and detection chip 24.Processing unit 30 is used to judge to add according to detection signal
Cookware 50 whether is placed with hot cell 10, and controls the heating unit 10 for being placed with cookware 50 to work.
Switch element 40 is connected between detecting element 22 and detection chip 24.Processing unit 30 is used in heating unit 10
During work, 40 disconnection detection element 22 of controlling switch unit and the connection of detection chip 24.
The electromagnetic oven 100 of embodiment of the present invention, when being worked due to heating unit 10,40 disconnection detection element of switch element
22 with the connection of detection chip 24, can so prevent other electricity of the induced electromotive force damage electromagnetic oven that detecting element 22 produces
Sub- component, electronic component are, for example, above-mentioned detection chip 24, improve the service life of electromagnetic oven.
In some embodiments, detection unit 20 includes detection circuit 26, and detection circuit 26 includes capacitance C and inductance L.
Capacitance C includes first end C1 and second end C2.Inductance L includes the 3rd end L1 and the 4th end L2, the 3rd end L1 of first end C1 connections,
The 4th end L2 of second end C2 connections.
Detection chip 24 includes the first connecting pin D1 and second connection end D2, the first connecting pin D1 connection first end C1 and the
Three end L1, second connection end D2 connection second end C2 and the 4th end L2.Inductance L is as detecting element 22.Switch element 40 connects
Between first end C1 and the 3rd end L1.
In this way, the structure of detection unit 20 is simple, the cost of electromagnetic oven 100 can be reduced.For example, detecting element 22 can be put
Put in the receiving space formed among heating unit 10, as shown in Figure 3.
Specifically, capacitance C and inductance L composes in parallel resonance circuit.In one example of embodiment of the present invention, core is detected
Piece 24 can use inductance digital quantizer (LDC).
When being placed with cookware 50 on heating unit 10, detection chip 24 detects that the inductance value of inductance L outputs is first
Value, when not being placed with cookware 50 on heating unit 10, detection chip 24 detects that the inductance value of inductance L outputs is second value.
Processing unit 30 is by judging the difference between the first value and second value, it is possible to judge on heating unit 10 whether
It is placed with cookware 50.Processing unit 30 and then the work that the heating unit 10 for being placed with cookware 50 can be controlled, and it is single in heating
40 disconnection detection element 22 of switch element and the connection of detection chip 24 are controlled when member 10 works.
In some embodiments, Fig. 2 please be join, switch element 40 is connected between the first connecting pin D1 and first end C1.
In some embodiments, switch element 40 includes relay.So so that switch element 40 is readily available, and
It is easy to control, the cost of electromagnetic oven 100 can be reduced.
In some embodiments, the operating voltage of the operating voltage of processing unit 30 and detection chip 24 is 3.3V.
In this way, electromagnetic oven 100 can detect whether heating unit 10 is placed with cookware 50, electromagnetic oven by weaker voltage
100 can also detect cookware 50 whether is placed with heating unit 10 in the state of shutdown, namely need not start heating unit 10
Just it can detect and cookware 50 whether is placed with heating unit 10, whether electromagnetic oven 100 is detected on heating unit 10 cookware 50
Shi Gengjia safety.
Processing unit 30 is, for example, that micro-control unit (Microcontroller Unit, MCU) etc. uses low voltage operating
Processing unit 30, processing unit 30 so can be achieved and realize the demand of low-power consumption.
In some embodiments, the quantity of heating unit 10 is multiple that multiple heating units 10 form a heating zone
Domain 110, processing unit 30 are used to judge that cookware 50 is heating according to detection signal when being placed with cookware 50 on heating unit 10
The position in region 110, and control the heating unit 10 for being placed with cookware 50 to work.
In this way, electromagnetic oven 100 can realize the position detection of cookware 50, so as to automatically control corresponding heating unit 10
Work, and other heating units 10 do not work, energy consumption is less, and improves the working life of heating unit 10.
Specifically, heating unit 10 can be drum.The quantity of heating unit 10, which is visually actually needed, to be determined.In an example
In son, the quantity of heating unit 10 is 23.
Further, it is simplify control, multiple heating units 10 can be divided into some heating unit groups, for example, one
Heating unit group includes two heating units 10, another heating unit group includes three heating units 10 etc..
In some embodiments, electromagnetic oven 100 includes display panel 70, and processing unit 30 is used to control the display panel 70
Show cookware 50 in the position of heating region 110.
In this way, display panel 70, which facilitates user intuitively to know, cookware 50 on which heating unit 10.
In one example, the interval between multiple heating units 10 can be by radiating requirements and the size of heating region 110
Determined.
When multiple heating units 10 are installed to electromagnetic oven 100, the relative position of multiple heating units 10 is fixed.Can be advance
Multiple heating units 10 are numbered and numbering is saved in processing unit 30.
In one example, it is A, B and C that three heating units 10 are numbered respectively, and the heating unit 10 of B numberings is located at A volumes
Number heating unit 10 and C numbering heating unit 10 between.When cookware 50 is placed on heating region 110, processing unit 30
The detection signal exported by detection chip 24 judges to be placed with cookware 50 on heating unit 10.
It is, for example, B meanwhile processing unit 30 judges it is that cookware 50 is placed with which heating unit 10 according to detection signal
Cookware 50 is calculated in the centre position of heating region 100 in the heating unit 10 of numbering, therefore, processing unit 30.Processing is single
Member 30 controls the display panel 70 display cookwares 50 in the centre position of heating region 110.
In some embodiments, processing unit 30 is used to calculate cookware 50 when being placed with cookware 50 on heating unit 10
Size, and control the display panel the size of 70 display cookwares 50.
Specifically, for example, when less cookware 50 is placed on heating region 110, less cookware 50 covers one and adds
Hot cell 10.When larger cookware 50 is placed on heating region 110, larger cookware 50 can cover two or more
Heating unit 10.
It so family can be used to be visually known the size of cookware 50, facilitate user to manually adjust the work shape of electromagnetic oven 100
State is to heat cookware 50.
It should be noted that single cookware 50 cover multiple (two or more) heating units 10 situation (under
Claim the first situation) it is covered each by with multiple cookwares 50 in the situation (calling the second situation in the following text) of multiple heating units 10, detection chip
The 24 detection signals for corresponding to output are different.
For example, in the first case, single cookware 50 is different from the distance of multiple detecting elements 22 of detection unit 20, makes
The multiple detection signals that export of detection chip 24 there is also difference, this species diversity to be set as yes when electromagnetic oven 100 designs
Single cookware 50 covers the situation of multiple heating units 10.Processing unit 30 can recognize that the first situation.
In a second situation, each detecting element 22 is roughly the same with the distance of cookware 50 so that detection chip 24 exports
Multiple detection signals identical (multiple detection signals may be present nuance, but this nuance and above-mentioned first situation
Differ greatly, it is believed that multiple detection signals are identical in the case of second), processing unit 30 can recognize that the second situation.
In some embodiments, display panel 70 is used to receive user's input, and user's input transmission is single to handling
Member 30.Processing unit 30 is used for the working status according to user's input control heating unit 10.
Specifically, display panel 70 has touch-control input function.When display panel 70 shows cookware 50 in heating region 110
Position when, user can pass through the selection of display panel 70 such as power gear and function parameter, after selection is definite, display panel 70
These users input is sent to processing unit 30 again, adding for cookware 50 is placed with according to user's input control by processing unit 30
Hot cell 10 works.
Referring to Fig. 4, the control method of the electromagnetic oven of embodiment of the present invention includes step：
Whether S1, the parameter value of acquisition testing element are placed with cookware and the output phase to detect on the heating unit of electromagnetic oven
The detection signal answered；
S2, judges cookware whether is placed with heating unit according to detection signal, and controls the heating list for being placed with cookware
Member work；And
S3, when heating unit works, controls the switch element disconnection detection element of electromagnetic oven and the detection core of electromagnetic oven
The connection of piece.
The control method of the electromagnetic oven of embodiment of the present invention, when being worked due to heating unit, switch element can disconnect electricity
Sense and the connection of detection chip, can so prevent the induced electromotive force that detecting element produces from damaging detection chip of electromagnetic oven etc.
Other electronic components, improve the service life of electromagnetic oven.
The control method of the electromagnetic oven of embodiment of the present invention can be realized by the electromagnetic oven 100 of embodiment of above.
Specifically, step S1 can be realized that step S2 and step S3 can be by above-mentioned by above-mentioned detection chip 24
Reason unit 30 is realized.
It should be noted that the explanation of above-mentioned 100 embodiment of electromagnetic oven is also applied for the electricity of present embodiment
The control method of magnetic stove, to avoid redundancy, is no longer developed in details herein.
Incorporated by reference to Fig. 5, in some embodiments, the quantity of heating unit is multiple, and multiple heating units form one
Heating region, the control method of electromagnetic oven further include step：
S4, judges cookware in the position of heating region when being placed with cookware on heating unit according to detection signal；
S5, control are placed with the heating unit work of cookware.
In this way, electromagnetic oven can realize the position detection of cookware, work is carried out so as to automatically control corresponding heating unit
Make, and other heating units do not work, energy consumption is less, improves the working life of heating unit.
It should be noted that the explanation of above-mentioned 100 embodiment of electromagnetic oven is also applied for the electricity of present embodiment
The control method of magnetic stove, to avoid redundancy, is no longer developed in details herein.
It is pointed out that in embodiments of the present invention, as an example, step S4 and step S5 step S3 it
After perform.It is appreciated that in other embodiments, step S4 and step S5 can be performed upon step s 2.
Incorporated by reference to Fig. 6, in some embodiments, the control method of electromagnetic oven further includes step：
S6, controls the display panel of electromagnetic oven to show cookware in the position of heating region.
In this way, display panel facilitates user intuitively to know on which heating unit and has cookware.
It should be noted that the explanation of above-mentioned 100 embodiment of electromagnetic oven is also applied for the electricity of present embodiment
The control method of magnetic stove, to avoid redundancy, is no longer developed in details herein.
It should be noted that in embodiments of the present invention, as an example, step S6 is performed after step s 5.
In other embodiments, step S6 can be performed after step s4.
Incorporated by reference to Fig. 7, in some embodiments, the control method of electromagnetic oven further includes step：
S7, the size of cookware is calculated when being placed with cookware on heating unit, and controls the display panel of electromagnetic oven to show
The size of cookware.
It so family can be used to be visually known the size of cookware, facilitate user to manually adjust the working status of electromagnetic oven 100
To be heated to cookware.
It should be noted that the explanation of above-mentioned 100 embodiment of electromagnetic oven is also applied for the electricity of present embodiment
The control method of magnetic stove, to avoid redundancy, is no longer developed in details herein.
It should be noted that in present embodiment, step S7 is performed after step S6.And in other embodiments,
Step S7 can be performed in any position between step S2~step S6.
For example, step S7 can be performed between step S2 and step S3.And for example, step S7 can step S5 and step S6 it
Between perform.The execution sequences of step S7 in other embodiments will not enumerate herein.
It is pointed out that other not deployed parts of the control method of the electromagnetic oven of embodiment of the present invention refer to
The 100 same or similar part of electromagnetic oven of embodiment is stated, to avoid redundancy, details are not described herein.
In the description of this specification, reference term " embodiment ", " certain embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means to combine embodiment or example describe it is specific
Feature, structure, material or feature are contained at least one embodiment or example of the present invention.In the present specification, it is right
The schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.Moreover, the specific features of description, knot
Structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
Any process or method described otherwise above description in flow chart or herein is construed as, and represents to include
Module, fragment or the portion of the code of the executable instruction of one or more the step of being used for realization specific logical function or process
Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discuss suitable
Sequence, including according to involved function by it is basic at the same time in the way of or in the opposite order, carry out perform function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system including the system of processor or other can be held from instruction
The system of row system, device or equipment instruction fetch and execute instruction) use, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium " can any can be included, store, communicate, propagate or pass
Defeated program is for instruction execution system, device or equipment or the dress used with reference to these instruction execution systems, device or equipment
Put.The more specifically example (non-exhaustive list) of computer-readable medium includes following：Electricity with one or more wiring
Connecting portion (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only storage
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can be for example by carrying out optical scanner to paper or other media, then into edlin, interpretation or if necessary with it
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each several part of the present invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned
In embodiment, software that multiple steps or method can be performed in memory and by suitable instruction execution system with storage
Or firmware is realized.If, and in another embodiment, can be with well known in the art for example, realized with hardware
Any one of row technology or their combination are realized：With the logic gates for realizing logic function to data-signal
Discrete logic, have suitable combinational logic gate circuit application-specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are appreciated that to realize all or part of step that above-described embodiment method carries
Suddenly it is that relevant hardware can be instructed to complete by program, the program can be stored in a kind of computer-readable storage medium
In matter, the program upon execution, including one or a combination set of the step of embodiment of the method.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, can also
That unit is individually physically present, can also two or more units be integrated in a module.Above-mentioned integrated mould
Block can both be realized in the form of hardware, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized in the form of software function module and as independent production marketing or in use, can also be stored in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only storage, disk or CD etc..Although have been shown and retouch above
The embodiment of the present invention is stated, it is to be understood that above-described embodiment is exemplary, it is impossible to be interpreted as the limit to the present invention
System, those of ordinary skill in the art can be changed above-described embodiment, change, replace and become within the scope of the invention
Type.
Claims (12)
- A kind of 1. electromagnetic oven, it is characterised in that including：Heating unit；Detection unit, the detection unit include the detecting element being arranged on the heating unit and the connection detecting element Detection chip, whether the detection chip is used to gathering the parameter value of the detecting element is put with detecting on the heating unit It is equipped with cookware and exports corresponding detection signal, the detecting element is inductance element；The processing unit of the detection chip and the heating unit is connected, the processing unit is used for according to the detection signal Judge the cookware whether is placed with the heating unit, and control the heating unit work for being placed with the cookware； AndThe switch element being connected between the detecting element and the detection chip, the processing unit are used in the heating During cell operation, the switch element is controlled to disconnect the detection chip and the connection of the detecting element.
- 2. electromagnetic oven as claimed in claim 1, it is characterised in that the detection unit includes detection circuit, the detection electricity Road includes capacitance and inductance, and the capacitance includes first end and second end, and the inductance includes the 3rd end and the 4th end, and described One end connects the 3rd end, and the second end connects the 4th end；The detection chip includes the first connecting pin and second connection end, and first connecting pin connects the first end and described 3rd end, the second connection end connect the second end and the 4th end；The inductance is as the detecting element；The switch element is connected between the first end and the 3rd end.
- 3. electromagnetic oven as claimed in claim 1, it is characterised in that the detection unit includes detection circuit, the detection electricity Road includes capacitance and inductance, and the capacitance includes first end and second end, and the inductance includes the 3rd end and the 4th end, and described One end connects the 3rd end, and the second end connects the 4th end；The detection chip includes the first connecting pin and second connection end, and first connecting pin connects the first end and described 3rd end, the second connection end connect the second end and the 4th end；The inductance is as the detecting element；The switch element is connected between the first end and first connecting pin.
- 4. electromagnetic oven as claimed in claim 1, it is characterised in that the switch element includes relay.
- 5. electromagnetic oven as claimed in claim 1, it is characterised in that the quantity of the heating unit to be multiple, it is multiple described plus Hot cell forms a heating region, and the processing unit is used for when being placed with the cookware on the heating unit according to institute State detection signal and judge the cookware in the position of the heating region, and control the heating unit for being placed with the cookware Work.
- 6. electromagnetic oven as claimed in claim 5, it is characterised in that the electromagnetic oven includes display panel, the processing unit For controlling the display panel to show the cookware in the position of the heating region.
- 7. electromagnetic oven as claimed in claim 6, it is characterised in that the processing unit is used to place on the heating unit The size of the cookware is calculated when having the cookware, and controls the display panel to show the size of the cookware.
- 8. electromagnetic oven as claimed in claim 6, it is characterised in that the display panel is used to receive user's input, and by institute State user and input to send to the processing unit, the processing unit and be used for the heating unit according to user's input control Working status.
- 9. a kind of control method of electromagnetic oven, it is characterised in that including step：The parameter value of acquisition testing element with detect cookware and the output phase whether are placed with the heating unit of the electromagnetic oven should Detection signal, the detecting element is inductance element；Judge cookware whether is placed with the heating unit according to the detection signal, and control the institute for being placed with the cookware State heating unit work；AndWhen the heating unit works, the switch element of the electromagnetic oven is controlled to disconnect the detecting element and the electromagnetic oven Detection chip connection.
- 10. the control method of electromagnetic oven as claimed in claim 9, it is characterised in that the quantity of the heating unit to be multiple, Multiple heating units form a heating region, and the control method of the electromagnetic oven includes step：Judge the cookware in the heating zone according to the detection signal when being placed with the cookware on the heating unit The position in domain；AndControl is placed with the heating unit work of the cookware.
- 11. the control method of electromagnetic oven as claimed in claim 10, it is characterised in that the control method of the electromagnetic oven includes Step：The display panel of the electromagnetic oven is controlled to show the cookware in the position of the heating region.
- 12. the control method of electromagnetic oven as claimed in claim 10, it is characterised in that the control method of the electromagnetic oven includes Step：The size of the cookware is calculated when being placed with the cookware on the heating unit, and controls the display of the electromagnetic oven The size of cookware described in Display panel.
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| CN201610247759.9A CN105757731B (en) | 2016-04-19 | 2016-04-19 | The control method of electromagnetic oven and electromagnetic oven |
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| CN111385923B (en) * | 2018-12-29 | 2022-04-19 | 佛山市顺德区美的电热电器制造有限公司 | Induction cooker, control method and device thereof and electronic equipment |
| CN112394243A (en) * | 2019-08-19 | 2021-02-23 | 广东美的白色家电技术创新中心有限公司 | Detection module and electrical equipment |
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