CN105987409B - The heating control apparatus of electric cooking pot and electric cooking pot - Google Patents
The heating control apparatus of electric cooking pot and electric cooking pot Download PDFInfo
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- CN105987409B CN105987409B CN201510080871.3A CN201510080871A CN105987409B CN 105987409 B CN105987409 B CN 105987409B CN 201510080871 A CN201510080871 A CN 201510080871A CN 105987409 B CN105987409 B CN 105987409B
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Abstract
The invention discloses a kind of electric cooking pot and the heating control apparatus of electric cooking pot, heating control apparatus to include：M resonance modules, each resonance modules include resonant capacitance, N number of coil panel component and selecting switch unit, N number of coil panel component is in parallel by selecting switch unit, selecting switch unit is used to control at least one coil panel component in N number of coil panel component to be operated, wherein, M and N is the integer more than 1；For the power supply module to M resonance modules power supply；M switching tube corresponding with M resonance modules；Drive control module, at least one switching tube conducting that drive control module is used to control in M switching tube are operated.So as to which M × N number of coil panel component only needs M resonant capacitance and M switching tube, simplifies the wiring of circuit structure and coil panel component, and frequent switching selecting switch unit can not needed, extend the service life of switch, reduce noise during switch switching, lift the experience of user.
Description
Technical field
The present invention relates to living electric apparatus technical field, the more particularly to a kind of heating control apparatus and one kind of electric cooking pot
Electric cooking pot with the heating control apparatus.
Background technology
In mutually powered-down cooking pot, when heater has multiple coil panel components, it is also necessary to reconnect multiple resonance
Electric capacity and multiple IGBT switches also need to select when the number of coil panel component is more than three to form heater
The cooperation of switch.For example, 4 coil panel components need to be controlled with 4 IGBT switches, while also need to reconnect 4 resonance electricity
Hold, and need selecting switch to coordinate.So as to, making the circuit structure complexity of heater, the wiring of coil panel component is also complicated, and
And need frequent switching to switch, influence to switch service life, and noise is produced in switching, reduce the experience of user.
The content of the invention
It is contemplated that at least solves one of technical problem in correlation technique to a certain extent.Therefore, the present invention
One purpose is to propose that a kind of circuit structure fills simply and without the computer heating control of the electric cooking pot of frequent switching selecting switch
Put.
It is another object of the present invention to propose a kind of electric cooking pot.
The heating control apparatus for the electric cooking pot that embodiment proposes according to an aspect of the present invention, including：M resonance modules,
Each resonance modules in the M resonance modules include resonant capacitance, N number of coil panel component and selecting switch unit, institute
It is in parallel by the selecting switch unit to state N number of coil panel component, the selecting switch unit is used to control N number of coil panel
At least one coil panel component in component is operated, wherein, M and N are the integer more than 1；Power supply module, it is described
Power supply module is used to power to the M resonance modules；M switching tube, the M switching tube and the M resonant mode
Block is corresponding；Drive control module, the drive control module are used to control at least one switching tube in the M switching tube to lead
It is logical to be operated.
The heating control apparatus of the electric cooking pot proposed according to embodiments of the present invention, each resonance in M resonance modules
Module includes resonant capacitance, N number of coil panel component and selecting switch unit, and N number of coil panel component passes through selecting switch unit
Parallel connection, and control at least one coil panel component in N number of coil panel component to be operated by selecting switch unit, M are humorous
Module of shaking is also corresponding with M switching tube, and controls at least one switching tube in M switching tube to turn on by drive control module
It is operated, so as to which M × N number of coil panel component only needs M resonant capacitance and M switching tube, simplifies the circuit structure of device
With the wiring of coil panel component, and frequent switching selecting switch unit can not be needed, extend the service life of switch, reduction is opened
Noise when concern is changed, lift the experience of user.
According to one embodiment of present invention, when M is 2 and N is 2, the M resonance modules include the first resonance modules
With the second resonance modules, wherein, first resonance modules include first coil disk component, the second coil panel component and first choosing
Switch element is selected, one end of the first coil disk component is connected with one end of the second coil panel component, the First Line
Circle disk component the other end be connected with the first contact of the first choice switch element, the second coil panel component it is another
End is connected with the second contact of the first choice switch element, one end of the first coil disk component and second coil
There is first node, the 3rd contact of the first choice switch element is as section point between one end of disk component；It is described
Second resonance modules include tertiary coil disk component, the 4th coil panel component and the second selecting switch unit, the tertiary coil
One end of disk component is connected with one end of the 4th coil panel component, the other end of the tertiary coil disk component and described the
First contact of two selecting switch units is connected, the other end and the second selecting switch unit of the 4th coil panel component
The second contact be connected, between one end of one end of the tertiary coil disk component and the 4th coil panel component have the 3rd
Node, the 3rd contact of the second selecting switch unit is as fourth node.
According to another embodiment of the invention, when M is 2 and N is 2, the M resonance modules include the first resonant mode
Block and the second resonance modules, wherein, first resonance modules include first coil disk component, the second coil panel component and first
Selecting switch unit, one end of the first coil disk component are connected with the first contact of the first choice switch element, institute
The one end for stating the second coil panel component is connected with the second contact of the first choice switch element, the first coil disk component
The other end be connected with the other end of the second coil panel component, the 3rd contact of the first choice switch element is as
There is the second section between the other end of one node, the other end of the first coil disk component and the second coil panel component
Point；Second resonance modules include tertiary coil disk component, the 4th coil panel component and the second selecting switch unit, and described
One end of three-winding disk component is connected with the first contact of the second selecting switch unit, and the one of the 4th coil panel component
End is connected with the second contact of the second selecting switch unit, the other end of the tertiary coil disk component and the 4th line
The other end of circle disk component is connected, and the 3rd contact of the second selecting switch unit is as the 3rd node, the tertiary coil
There is fourth node between the other end of the other end of disk component and the 4th coil panel component.
According to some embodiments of the present invention, first resonance modules also include the first resonant capacitance, and described first is humorous
Shake one end of electric capacity is connected with the first node, and the other end of first resonant capacitance is connected with the section point；Institute
Stating the second resonance modules also includes the second resonant capacitance, and one end of second resonant capacitance is connected with the 3rd node, institute
The other end for stating the second resonant capacitance is connected with the fourth node.
According to some embodiments of the present invention, the M switching tube includes first switch pipe and second switch pipe, and described
The first end of one switching tube is connected with the section point, the second end ground connection of the first switch pipe, the first switch pipe
Control terminal be connected with the drive control module, the first end of the second switch pipe is connected with the fourth node, described
The second end ground connection of second switch pipe, the control terminal of the second switch pipe are connected with the drive control module.
According to some embodiments of the present invention, when the first contact and the 3rd contact of the first choice switch element
When first contact of connection and the second selecting switch unit is with three contacting, the drive control module control
The first switch pipe and the second switch pipe turn in turn, so that the first coil disk component and the tertiary coil disk
Component takes turns to operate；The second contact and the 3rd contacting and second selection when the first choice switch element
When second contact of switch element is with three contacting, the drive control module controls the first switch pipe and institute
State second switch pipe to turn in turn, so that the second coil panel component and the 4th coil panel component take turns to operate.
According to some embodiments of the present invention, the first choice switch element and the second selecting switch unit are described
Single-pole double-throw switch (SPDT), or first choice switch element and the second selecting switch unit can integrally disposed be double-point double-throw switch.
According to some embodiments of the present invention, the heating control apparatus of described electric cooking pot also includes：It is connected to described
Filtration module between power supply module and the M resonance modules, the filtration module include series connection filter inductance and
Filter capacitor.
The electric cooking pot that embodiment proposes according to a further aspect of the invention, include the computer heating control dress of described electric cooking pot
Put.
The electric cooking pot proposed according to embodiments of the present invention, simplify circuit structure and the wiring of electric cooking pot, and electricity
Relay in cooking pot can not need frequent switching, extend the service life of relay, reduce noise during relay switching,
Lift the experience of user.
Brief description of the drawings
Fig. 1 is the block diagram of the heating control apparatus of electric cooking pot according to embodiments of the present invention；
Fig. 2 is the block diagram of the heating control apparatus of electric cooking pot according to an embodiment of the invention；
Fig. 3 is the circuit theory diagrams according to the heating control apparatus of the electric cooking pot of a specific embodiment of the invention；
Fig. 4 is the circuit theory diagrams according to the heating control apparatus of the electric cooking pot of another specific embodiment of the invention；
And
Fig. 5 is the circuit theory diagrams of the heating control apparatus of electric cooking pot in accordance with a preferred embodiment of the present invention.
Reference：
M resonance modules 10, power supply module 20, M switching tube 30, drive control module 40, resonant capacitance 11, N
Individual coil panel component 12, selecting switch unit 13, filtration module 50, filter inductance L1, filter capacitor C3, the first resonance modules
101st, the second resonance modules 102, first coil disk component 1010, the second coil panel component 1011, first choice switch element
1012nd, tertiary coil disk component 1020, the 4th coil panel component 1021, the second selecting switch unit 1022, first switch pipe Q1,
Second switch pipe Q2, coil panel 41 and coil panel 42.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings 1-5 describes the electric cooking pot of the embodiment of the present invention and the heating control apparatus of electric cooking pot, should
Electric cooking pot is used to heat the food in electric cooking pot.
Fig. 1 is the block diagram of the heating control apparatus of electric cooking pot according to embodiments of the present invention.As shown in figure 1,
The heating control apparatus of the electric cooking pot includes：M resonance modules 10, power supply module 20, M switching tube 30 and driving control
Molding block 40.
Such as Fig. 1 example, M resonance modules 10 can be resonance modules 1, resonance modules 2 ..., resonance modules M.M are opened
Close pipe 30 can be switching tube 1, switching tube 2 ..., switching tube M.
Each resonance modules in M resonance modules 10 are opened including resonant capacitance 11, N number of coil panel component 12 and selection
Unit 13 is closed, N number of coil panel component 12 is in parallel by selecting switch unit 13, and selecting switch unit 13 is used to control N number of coil
At least one coil panel component in disk component 12 is operated, that is, is sayed, can be selected by selecting switch unit 13 and resonance electricity
Hold the 11 coil panel components for carrying out resonance heating.Wherein, M and N is the integer more than 1.
Power supply module 20 is used to power to M resonance modules 10, that is, it is respectively resonant mode to say power supply module 20
Block 1, resonance modules 2 ..., resonance modules M power supply.According to the specific example of the present invention, power supply module 20 can be defeated
Go out direct current and supply electricity to M resonance modules 10.
M switching tube 30 is corresponding with M resonance modules 10, and according to the specific example of the present invention, switching tube can be
IGBT (Insulated Gate Bipolar Transistor, insulated gate bipolar transistor) is managed.Drive control module 40 is used
It is operated in controlling the conducting of at least one switching tube in M switching tube 30.That is, drive control module 40 can be distinguished
Output driving control signal to control the conducting and closing of M switching tube 30, that is, says drive control module 40 to M switching tube 30
Independently control M switching tube 30.
It should be noted that the predeterminable computer heating control program of drive control module 40, drive control module 40 can be according to adding
Thermal control program controls the conducting and closing of M switching tube 30.
It should be noted that selecting switch unit can be controlled key control by coil panel, that is, say, user can pass through coil panel control
The connection path of key control selecting switch unit processed, and then control corresponding coil panel component to be operated.Certainly, selecting switch
Unit can also be controlled by the controller, predeterminable computer heating control program in controller, controller can according to computer heating control program or
The connection path of the input control selections switch element of user, and then control corresponding coil panel component to be operated.
It is understood that in each resonance modules, resonant capacitance 11 can be in parallel with N number of coil panel component 12, also may be used
Connect, that is, say with N number of coil panel component 12, N number of coil panel component 12 passes through electric also with resonance after the parallel connection of selecting switch unit 13
Hold 11 parallel connections, or N number of coil panel component 12 after the parallel connection of selecting switch unit 13 with resonant capacitance 11 by also connecting.
It should be noted that when selecting switch element 13 to switch over, it is necessary to M switching tube 30 be closed, so as to avoid
Switch contact arcing, the life-span of delay switch.
Specifically, on electric cooking pot after electricity, can first according to the input of user or computer heating control procedure selection need into
The coil panel component of row work, afterwards, drive control module 40 can be controlled according to computer heating control program to M switching tube 30
System, and at least one conducting in each controlling cycle in controllable M switching tube 30, so that corresponding to the switching tube of conducting
Resonance modules carry out resonance heating.More specifically, a line for needing to be operated can be selected in each resonance modules
Disk component is enclosed, drive control module 40 can control M switching tube 30 to turn in turn successively, so that the coil in M resonance modules
Disk component takes turns to operate.
Thus, the heating control apparatus for the electric cooking pot that the embodiment of the present invention proposes, it is each humorous in M resonance modules 10
Module of shaking includes resonant capacitance, N number of coil panel component and selecting switch unit, and N number of coil panel component passes through selecting switch list
It is first in parallel, and control at least one coil panel component in N number of coil panel component to be operated by selecting switch unit, M
Resonance modules 10 are also corresponding with M switching tube 30, and by least one in the M switching tube 30 of control of drive control module 40
Switching tube conducting is operated, so as to which M × N number of coil panel component only needs M resonant capacitance and M switching tube, simplifies device
Circuit structure and coil panel component wiring, and frequent switching selecting switch unit can not needed, extend the use of switch
In the life-span, noise during switch switching is reduced, lifts the experience of user.
In addition, according to a preferred embodiment of the present invention, power supply module 20 may include rectification module, rectification module
Input be connected with AC power, the output end of rectification module is connected with M resonance modules 10, rectification module be used for exchange
The alternating current of power input carries out rectification, and by the direct current electricity output obtained after rectification to M resonance modules 10.Wherein, rectification
Module can be diode or rectifier bridge.
According to one embodiment of present invention, as shown in Fig. 2 the heating control apparatus of the electric cooking pot of the embodiment of the present invention
Also include：Filtration module 50.Wherein, filtration module 50 is connected between power supply module 20 and M resonance modules 10, filtering
Module 50 is used to be filtered the direct current that power supply module 20 exports, and is supplied to M individual humorous in filtered direct current
Module of shaking 10.
Specifically, as shown in Figure 3-Figure 5, filtration module 50 includes the filter inductance L1 and filter capacitor C3 of series connection, that is, filters
Ripple inductance L1 one end is connected with power supply module 20, and the filter inductance L1 other end is connected with filter capacitor C3 one end,
Filter capacitor C3 other end ground connection, has node, node and M resonance modules 10 between filter inductance L1 and filter capacitor C3
It is connected.
The circuit structure of the heating control apparatus of the electric cooking pot of the embodiment of the present invention is carried out with reference to Fig. 3 and Fig. 4
It is described in detail.
According to Fig. 3 embodiment, when M is 2 and N is 2, M resonance modules 10 include the first resonance modules 101 and second
Resonance modules 102.
Wherein, the first resonance modules 101 include first coil disk component 1010, the second coil panel component 1011 and the first choosing
Switch element 1012 is selected, one end of first coil disk component 1010 is connected with one end of the second coil panel component 1011, First Line
The other end of circle disk component 1010 is connected with the first contact a1 of first choice switch element 1012, the second coil panel component 1011
The other end be connected with the second contact a2 of first choice switch element 1012, one end and second of first coil disk component 1010
There is first node, the 3rd contact a3 of first choice switch element 1012 is as second between one end of coil panel component 1011
Node.So, the coil panel component 1011 of first coil disk component 1010 and second is in parallel by first choice switch element 1012.
Also, the second resonance modules 102 include tertiary coil disk component 1020, the 4th coil panel component 1021 and the second choosing
Switch element 1022 is selected, one end of tertiary coil disk component 1020 is connected with one end of the 4th coil panel component 1021, the 3rd line
The other end of circle disk component 1020 is connected with the first contact a1 of the second selecting switch unit 1022, the 4th coil panel component 1021
The other end be connected with the second contact a2 of the second selecting switch unit 1022, one end and the 4th of tertiary coil disk component 1020
There is the 3rd node, the 3rd contact a3 of the second selecting switch unit 1022 is as the 4th between one end of coil panel component 1021
Node.Say, tertiary coil disk component 1020 and the 4th coil panel component 1021 are in parallel by the second selecting switch unit 1022.
According to Fig. 4 embodiment, when M is 2 and N is 2, it is humorous that M resonance modules include the first resonance modules 101 and second
Module of shaking 102.
Wherein, the first resonance modules 101 include first coil disk component 1010, the second coil panel component 1011 and the first choosing
Select switch element 1012, one end of first coil disk component 1010 and the first contact a1 phases of first choice switch element 1012
Even, one end of the second coil panel component 1011 is connected with the second contact a2 of first choice switch element 1012, first coil disk
The other end of component 1010 is connected with the other end of the second coil panel component 1011, and the 3rd of first choice switch element 1012 touches
Point a3 has as first node between the other end of first coil disk component 1010 and the other end of the second coil panel component 1011
There is section point.So, the coil panel component 1011 of first coil disk component 1010 and second passes through first choice switch element
1012 is in parallel.
Also, the second resonance modules 102 include tertiary coil disk component 1020, the 4th coil panel component 1021 and the second choosing
Select switch element 1022, one end of tertiary coil disk component 1020 and the first contact a1 phases of the second selecting switch unit 1022
Even, one end of the 4th coil panel component 1021 is connected with the second contact a2 of the second selecting switch unit 1022, tertiary coil disk
The other end of component 1020 is connected with the other end of the 4th coil panel component 1021, and the 3rd of the second selecting switch unit 1022 touches
Point a3 has as the 3rd node between the other end of tertiary coil disk component 1020 and the other end of the 4th coil panel component 1021
There is fourth node.Say, tertiary coil disk component 1020 and the 4th coil panel component 1021 pass through the second selecting switch unit
1022 is in parallel.
According to the specific example of the present invention, first coil disk component 1010 and the component of tertiary coil disk 1020 are arranged on
The bottom of electric cooking pot, the second coil panel component 1011 are arranged on the side of electric cooking pot, and the 4th coil panel component 1021 is set
At the top of electric cooking pot, so that multiple location independent heating can be achieved, heating is more uniform, provides the user diversified cook
Prepare food demand, lift the experience of user.
Further, such as Fig. 3 and Fig. 4 embodiment, the first resonance modules 101 also include the first resonant capacitance C1, and first
Resonant capacitance C1 one end is connected with first node, and the first resonant capacitance C1 other end is connected with section point；Second resonance
Module 102 also includes the second resonant capacitance C2, and the second resonant capacitance C2 one end is connected with the 3rd node, the second resonant capacitance C2
The other end be connected with fourth node.
So, because resonant capacitance is connected across on selecting switch unit and coil panel component, so avoiding computer heating control
Device dash current very big when working flows through selecting switch unit.
When the first contact a1 of first choice switch element 1012 and the 3rd contact a3 is connected, first coil disk component
1010 is in parallel with the first resonant capacitance C1, i.e. the resonant capacitance C1 of first coil disk component 1010 and first forms parallel resonance electricity
Road；And when the second contact a2 of first choice switch element 1012 and the 3rd contact a3 is connected, the second coil panel component 1011
In parallel with the first resonant capacitance C1, i.e. the second coil panel component 1011 and the first resonant capacitance C1 form antiresonant circuit.
When the first contact a1 of the second selecting switch unit 1022 and the 3rd contact a3 is connected, tertiary coil disk component
1020 is in parallel with the second resonant capacitance C2, i.e. the resonant capacitance C2 of tertiary coil disk component 1020 and second forms parallel resonance electricity
Road；And when when the second contact a2 of the second selecting switch unit 1022 and the 3rd contact a3 connections, the 4th coil panel component
1021 is in parallel with the second resonant capacitance C2, i.e. the 4th coil panel component 1021 and the second resonant capacitance C2 form parallel resonance electricity
Road.
Further, as shown in Figure 3 and Figure 4, M switching tube includes first switch pipe Q1 and second switch pipe Q2, and first
Switching tube Q2 first end is connected with section point, first switch pipe Q1 the second end ground connection, first switch pipe Q1 control terminal
It is connected with drive control module 40, second switch pipe Q2 first end is connected with fourth node, second switch pipe Q2 the second end
Ground connection, second switch pipe Q2 control terminal are connected with drive control module 40.That is, first switch pipe Q1 and the first resonance
The correspondence of module 101, second switch pipe Q2 is corresponding with the second resonance modules 102, when first switch pipe Q1 is turned on, the first resonant mode
Block 101 carries out resonance heating, and when second switch pipe Q2 is turned on, the second resonance modules 102 carry out resonance heating.
According to the specific example of the present invention, first switch pipe Q1 and second switch pipe Q2 can be that IGBT is managed.First
Switching tube Q1 and second switch pipe Q2 first end are colelctor electrode, and first switch pipe Q1 and second switch pipe Q2 the second end are hair
Emitter-base bandgap grading, first switch pipe Q1 and second switch pipe Q2 control terminal are grid.
According to the specific embodiment of the present invention, the selecting switch unit 1022 of first choice switch element 1012 and second
It is single-pole double-throw switch (SPDT), or the selecting switch unit 1022 of first choice switch element 1012 and second can integrally disposed be double
Double-pole double throw switch.
More specifically, first choice switch element 1012 can be the switch of the first relay, when the coil of the first relay
During no power, the first contact a1 of first choice switch element 1012 and the 3rd contact a3 are connected, when the coil of the first relay
During energization, the second contact a2 of first choice switch element 1012 and the 3rd contact a3 are connected；Second selecting switch unit 1022
Can be the switch of the second relay, when the coil no power of the second relay, the first of the second selecting switch unit 1022 touches
Point a1 and the 3rd contact a3 is connected, when the coil electricity of the first relay, the second contact of the second selecting switch unit 1022
A2 and the 3rd contact a3 is connected.
Or the selecting switch unit 1022 of first choice switch element 1012 and second can be opening for same relay
Close, when the coil no power of relay, the first contact a1 of above-mentioned two switch element and the 3rd contact a3 are connected, and work as relay
During the coil electricity of device, the second contact a2 of above-mentioned two switch element and the 3rd contact a3 are connected.
Specifically, according to an embodiment of the invention, when the first contact a1 of first choice switch element 1012 and the 3rd is touched
When point a3 is connected and the first contact a1 of the second selecting switch unit 1022 and the 3rd contact a3 is connected, drive control module 40 is controlled
First switch pipe Q1 and second switch pipe Q2 processed is turned in turn, so that first coil disk component and tertiary coil disk component work in turn
Make；When the second contact a2 of first choice switch element and the 3rd contact a3 connections and the second contact of the second selecting switch unit
When a2 and the 3rd contact a3 is connected, drive control module control first switch pipe and second switch pipe turn in turn, so that second
Coil panel component and the 4th coil panel component take turns to operate.
So that the selecting switch unit 1022 of first choice switch element 1012 and second is the switch of same relay as an example.
In the case of relay is cold, drive control module 40 can distinguish output driving control signal to first switch
Pipe Q1 and second switch pipe Q2, to control first switch pipe Q1 and second switch pipe Q2 to turn in turn, that is, say, drive control module
40 can first control first switch pipe Q1 to turn on preset time, while control second switch pipe Q2 to close preset time, first coil
Disk component 1010 is operated, then controls first switch pipe Q1 to close preset time, while controls second switch pipe Q2 conductings pre-
If the time, tertiary coil disk component 1020 is operated, in this way, first switch pipe Q1 and second switch pipe Q2 are turned in turn, if
First coil disk component 1010 and tertiary coil disk component 1020 in electric cooking pot bottom is put to take turns to operate.
In the case of relay power, drive control module 40 distinguishes output driving control signal to first switch pipe Q1
With second switch pipe Q2, to control first switch pipe Q1 and second switch pipe Q2 to turn in turn, that is, say, drive control module 40 can
First switch pipe Q1 conducting preset times are first controlled, while control second switch pipe Q2 to close preset time, the second coil panel group
Part 1011 is operated, then controls first switch pipe Q1 to close preset time, while when controlling second switch pipe Q2 conductings default
Between, the 4th coil panel component 1021 is operated, in this way, first switch pipe Q1 and second switch pipe Q2 are turned in turn, is arranged on
Side the second coil panel component 1011 and it is arranged on the coil panel component 1021 of bottom the 4th and takes turns to operate, so as to realizes different parts
Heat in turn.
Thus, realize that the heating of coil panel component switches by the break-make control of switching tube, without selecting switch list
Metaaction, extend the service life of switch, reduce noise during switch switching, lift the experience of user.
In addition, according to another embodiment of the invention, coil panel component can be in series by multiple coil panels.Change speech
It, each coil panel component may be split into multiple coil panels of series connection in N number of coil panel component, for example, first coil disk group
Part 1010 may be split into multiple coil panel series connection, and the second coil panel component 1011 may be split into multiple coil panel series connection, the 3rd line
Circle disk component 1020 may be split into multiple coil panel series connection, and the 4th coil panel component 1021 may be split into multiple coil panel series connection.
Preferably, as Fig. 5 example, the 4th coil panel component 1021 may include coil panel 41 and coil panel 42.Wherein, line
Circle disk 41 is connected with coil panel 42, and coil panel 41 may be provided at the different parts of electric cooking pot, such as coil panel with coil panel 42
41 may be provided at side, and coil panel 42 may be provided at bottom, so as to which multiple location can be achieved and heat, heating is more uniform, is simultaneously
User provides diversified culinary art demand, lifts the experience of user.
In addition, the embodiment of the present invention also proposed a kind of electric cooking pot, include the computer heating control dress of above-mentioned electric cooking pot
Put.
The electric cooking pot proposed according to embodiments of the present invention, simplify circuit structure and the wiring of electric cooking pot, and electricity
Relay in cooking pot can not need frequent switching, extend the service life of relay, reduce noise during relay switching,
Lift the experience of user.
In the description of the 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 ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, limited unless otherwise clear and definite.For one of ordinary skill in the art
For, 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 can be with "above" or "below" second feature
It is that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (9)
- A kind of 1. heating control apparatus of electric cooking pot, it is characterised in that including：M resonance modules, each resonance modules in the M resonance modules include resonant capacitance, N number of coil panel component and Selecting switch unit, N number of coil panel component is in parallel by the selecting switch unit, and the selecting switch unit is used to control At least one coil panel component made in N number of coil panel component is operated, wherein, M and N are the integer more than 1；Power supply module, the power supply module are used to power to the M resonance modules；M switching tube, the M switching tube are corresponding with the M resonance modules；Drive control module, the drive control module are used to control at least one switching tube in the M switching tube to turn on It is operated.
- 2. the heating control apparatus of electric cooking pot as claimed in claim 1, it is characterised in that when M is 2 and N is 2, the M Individual resonance modules include the first resonance modules and the second resonance modules, wherein,First resonance modules include first coil disk component, the second coil panel component and first choice switch element, described One end of first coil disk component is connected with one end of the second coil panel component, the other end of the first coil disk component It is connected with the first contact of the first choice switch element, the other end and the first choice of the second coil panel component Second contact of switch element is connected, between one end of one end of the first coil disk component and the second coil panel component With first node, the 3rd contact of the first choice switch element is as section point；Second resonance modules include tertiary coil disk component, the 4th coil panel component and the second selecting switch unit, described One end of tertiary coil disk component is connected with one end of the 4th coil panel component, the other end of the tertiary coil disk component It is connected with the first contact of the second selecting switch unit, the other end of the 4th coil panel component and the described second selection Second contact of switch element is connected, between one end of one end of the tertiary coil disk component and the 4th coil panel component With the 3rd node, the 3rd contact of the second selecting switch unit is as fourth node.
- 3. the heating control apparatus of electric cooking pot as claimed in claim 1, it is characterised in that when M is 2 and N is 2, the M Individual resonance modules include the first resonance modules and the second resonance modules, wherein,First resonance modules include first coil disk component, the second coil panel component and first choice switch element, described One end of first coil disk component is connected with the first contact of the first choice switch element, the second coil panel component One end is connected with the second contact of the first choice switch element, the other end of the first coil disk component and described second The other end of coil panel component is connected, and the 3rd contact of the first choice switch element is as first node, the First Line Enclosing between the other end of disk component and the other end of the second coil panel component has section point；Second resonance modules include tertiary coil disk component, the 4th coil panel component and the second selecting switch unit, described One end of tertiary coil disk component is connected with the first contact of the second selecting switch unit, the 4th coil panel component One end is connected with the second contact of the second selecting switch unit, the other end of the tertiary coil disk component and the described 4th The other end of coil panel component is connected, and the 3rd contact of the second selecting switch unit is as the 3rd node, the 3rd line Enclosing between the other end of disk component and the other end of the 4th coil panel component has fourth node.
- 4. the heating control apparatus of electric cooking pot as claimed in claim 2 or claim 3, it is characterised in thatFirst resonance modules also include the first resonant capacitance, one end of first resonant capacitance and the first node phase Even, the other end of first resonant capacitance is connected with the section point；AndSecond resonance modules also include the second resonant capacitance, one end of second resonant capacitance and the 3rd node phase Even, the other end of second resonant capacitance is connected with the fourth node.
- 5. the heating control apparatus of electric cooking pot as claimed in claim 2 or claim 3, it is characterised in that the M switching tube includes First switch pipe and second switch pipe, the first end of the first switch pipe are connected with the section point, the first switch The second end ground connection of pipe, the control terminal of the first switch pipe are connected with the drive control module, the second switch pipe First end is connected with the fourth node, the second end of second switch pipe ground connection, the control terminal of the second switch pipe with The drive control module is connected.
- 6. the heating control apparatus of electric cooking pot as claimed in claim 5, it is characterised in thatThe first contact and the 3rd contacting and the second selecting switch unit when the first choice switch element The first contact and three contacting when, the drive control module controls the first switch pipe and described second to open Close pipe to turn in turn, so that the first coil disk component and the tertiary coil disk component take turns to operate；The second contact and the 3rd contacting and the second selecting switch unit when the first choice switch element The second contact and three contacting when, the drive control module controls the first switch pipe and described second to open Close pipe to turn in turn, so that the second coil panel component and the 4th coil panel component take turns to operate.
- 7. the heating control apparatus of electric cooking pot as claimed in claim 2 or claim 3, it is characterised in that the first choice switch Unit and the second selecting switch unit are single-pole double-throw switch (SPDT), or first choice switch element and the second selecting switch unit Can integrally disposed be double-point double-throw switch.
- 8. the heating control apparatus of electric cooking pot as claimed in claim 1, it is characterised in that also include：The filtration module being connected between the power supply module and the M resonance modules, the filtration module include string The filter inductance and filter capacitor of connection.
- 9. a kind of electric cooking pot, it is characterised in that include the heating control of the electric cooking pot as any one of claim 1-8 Device processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510080871.3A CN105987409B (en) | 2015-02-13 | 2015-02-13 | The heating control apparatus of electric cooking pot and electric cooking pot |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510080871.3A CN105987409B (en) | 2015-02-13 | 2015-02-13 | The heating control apparatus of electric cooking pot and electric cooking pot |
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| CN105987409A CN105987409A (en) | 2016-10-05 |
| CN105987409B true CN105987409B (en) | 2018-01-02 |
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| CN108968648A (en) * | 2018-08-21 | 2018-12-11 | 珠海格力电器股份有限公司 | A kind of IH electric cooker and its control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5333437A (en) * | 1976-09-09 | 1978-03-29 | Matsushita Electric Ind Co Ltd | Induction heater |
| CN201282576Y (en) * | 2008-07-24 | 2009-07-29 | 武汉理工大学 | Electric control gear of modularization high-power electromagnetic stove |
| ES2534844T3 (en) * | 2009-12-11 | 2015-04-29 | Panasonic Corporation | Induction heating apparatus and induction heating cooker provided with it |
| CN102484907B (en) * | 2010-01-20 | 2014-12-31 | 松下电器产业株式会社 | Induction heating apparatus |
| CN102291864B (en) * | 2011-07-26 | 2013-07-31 | 美的集团股份有限公司 | Multi-ring electromagnetic heating circuit with common drive signal |
| CN204534702U (en) * | 2015-02-13 | 2015-08-05 | 佛山市顺德区美的电热电器制造有限公司 | The heating control apparatus of electricity cooking pot and electric cooking pot |
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