CN206960886U - The control circuit of electric cooking pot and the stand-by power consumption for reducing it - Google Patents
The control circuit of electric cooking pot and the stand-by power consumption for reducing it Download PDFInfo
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- CN206960886U CN206960886U CN201720731396.6U CN201720731396U CN206960886U CN 206960886 U CN206960886 U CN 206960886U CN 201720731396 U CN201720731396 U CN 201720731396U CN 206960886 U CN206960886 U CN 206960886U
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Abstract
The utility model discloses the control circuit of a kind of electric cooking pot and the stand-by power consumption for reducing it, wherein, the control circuit includes：The first controllable switch unit being connected between the second rectification module and control parameter detection module；The second controllable switch unit being connected between resonance modules and synchronized sampling module；Main control unit, main control unit is connected with the first controllable switch unit and the second controllable switch unit respectively, main control unit is disconnected when electric cooking pot enters holding state by the first controllable switch unit of control and the second controllable switch unit, so that control parameter detection module and the power-off of synchronized sampling module.According to control circuit of the present utility model, the stand-by power consumption of electric cooking pot can be reduced to a certain extent.
Description
Technical field
Household electrical appliance technical field is the utility model is related to, more particularly to a kind of stand-by power consumption for being used to reduce electric cooking pot
Control circuit and a kind of electric cooking pot.
Background technology
International standard requires to the stand-by power consumption of electronic apparatus class product.Stand-by power consumption refers to that electronic apparatus class is produced
Energy resource consumption of the product when shutting down or not exercising its major function.It is existing as network is gradually popularized and technology is maked rapid progress
Many electronic apparatus class products in generation both increase the functions such as standby display, remote control switch and network control.
In daily life, people are in order to more easily use electronic apparatus class product such as electromagnetic oven, micro-wave oven, electric oven
Deng the attaching plug of this kind of electronic apparatus is inserted in always on socket within some time, that is to say, that they are constantly in
Holding state.However, this kind of electronic apparatus is after being powered up, even if it is also moment consumption electric energy not work.For being particular about
The modern society of green low-carbon life, the stand-by power consumption for reducing electronic apparatus is not singly in order to meet its authentication requesting, more
It is to meet people's power saving, low consumed daily demand.
Utility model content
The utility model is intended to one of technical problem at least solving in correlation technique to a certain extent.
Therefore, a purpose of the present utility model is to propose a kind of control for being used to reduce the stand-by power consumption of electric cooking pot
Circuit, it can reduce the stand-by power consumption of electric cooking pot to a certain extent.
Second purpose of the present utility model is to propose a kind of electric cooking pot.
To reach above-mentioned purpose, the utility model proposes a kind of control electricity for being used to reduce the stand-by power consumption of electric cooking pot
Road, the electric cooking pot include the first rectification module, be connected with the output end of first rectification module resonance modules, to institute
The both end voltage for stating resonance modules synchronizes the synchronized sampling module of detection, the second rectification module and the second rectification mould
The connected control parameter detection module of the output end of block, the control circuit include：It is connected to second rectification module and institute
State the first controllable switch unit between control parameter detection module；It is connected to the resonance modules and the synchronized sampling module
Between the second controllable switch unit；Main control unit, the main control unit respectively with first controllable switch unit and described
Second controllable switch unit is connected, and the main control unit is when the electric cooking pot enters holding state by controlling described first
Controllable switch unit and second controllable switch unit disconnect, so that the control parameter detection module and the synchronized sampling
Module powers off.
According to the control circuit of the present utility model for being used to reduce the stand-by power consumption of electric cooking pot, the circuit is in the second rectification
Connect the first controllable switch unit between module and control parameter detection module, and resonance modules and synchronized sampling module it
Between connect the second controllable switch unit, and when electric cooking pot enters holding state, opened by the way that main control unit control first is controllable
Close unit and the second controllable switch unit simultaneously switches off, so that control parameter detection module and synchronized sampling module power off simultaneously,
Thereby, it is possible to reduce the stand-by power consumption of electric cooking pot to a certain extent, the energy is saved.
In addition, may be used also according to the control circuit of the utility model stand-by power consumption for reducing electric cooking pot set forth above
With technical characteristic additional as follows：
Specifically, the control parameter detection module includes surge detection module, zero passage detection module and voltage sample mould
One or more in block.
Specifically, when the control parameter detection module includes surge detection module, zero passage detection module and voltage sample
During module, first controllable switch unit includes：Hilted broadsword relay, the first contact of the hilted broadsword relay and described second
The output end of rectification module is connected, the second contact of the hilted broadsword relay respectively the test side with the surge detection module,
The test side of the zero passage detection module is connected with the sampling end of the voltage sample module；First resistor, the first resistor
One end be connected with default power supply, the other end of the first resistor is connected with the first end of the hilted broadsword relay coil；
Second resistance, the second resistance are in parallel with the first resistor；First diode, the negative electrode of first diode respectively with
The first end of the hilted broadsword relay coil is connected with the other end of the first resistor, the anode of first diode with
Second end of the hilted broadsword relay coil is connected；First triode, colelctor electrode and the hilted broadsword of first triode
Second end of relay coil is connected, and the grounded emitter of first triode, the base stage of first triode passes through
3rd resistor is connected to the main control unit；First electric capacity, first capacitance connection first triode base stage with
Between emitter stage.
Specifically, second controllable switch unit includes：Two keys relay, the first contact of the two keys relay and
Second contact is connected respectively to the both ends of the resonance modules, the 3rd contact of the two keys relay and the 4th contact respectively with
First sampling end of the synchronized sampling module and the second sampling end are corresponding connected；4th resistance, one end of the 4th resistance
It is connected with default power supply, the other end of the 4th resistance is connected with the first end of the two keys relay coil；5th electricity
Resistance, the 5th resistance and the 4th resistor coupled in parallel；Second diode, the negative electrode of second diode respectively with it is described double
The first end of knife relay coil is connected with the other end of the 4th resistance, the anode of second diode with it is described double
Second end of knife relay coil is connected；Second triode, colelctor electrode and the two keys relay of second triode
Second end of coil is connected, the grounded emitter of second triode, and the base stage of second triode passes through the 6th electricity
Resistance is connected to the main control unit；Second electric capacity, base stage and emitter stage of second capacitance connection in second triode
Between.
Specifically, the control circuit of the stand-by power consumption for reducing electric cooking pot also includes：Command communication unit, institute
Command communication unit is stated with the main control unit to be connected, the command communication unit be used for receive Client-initiated start-up command or
Shutdown command, and the start-up command or shutdown command are sent to the main control unit, wherein, the main control unit is receiving
Control first controllable switch unit and second controllable switch unit to disconnect after to the shutdown command, and receiving
First controllable switch unit and second controllable switch unit is controlled to close after the start-up command.
Specifically, the control circuit of the stand-by power consumption for reducing electric cooking pot also includes：Timer, the timing
Device is connected with the main control unit, and the timer is used to start timing, the master control when the electric cooking pot culinary art is completed
Unit controls first controllable switch unit and described second can when the timing time of the timer reaches preset time
Switch element is controlled to disconnect.
Specifically, the electric cooking pot is electromagnetic oven, IH (Induction Heat, Electromagnetic Heating) electric cookers or IH voltages
Power pot.
To reach above-mentioned purpose, the utility model also proposed a kind of electric cooking pot, and the electric cooking pot includes set forth above
Be used for reduce electric cooking pot stand-by power consumption control circuit.
According to electric cooking pot of the present utility model, using the above-mentioned control electricity for being used to reduce the stand-by power consumption of electric cooking pot
Road, stand-by power consumption can be reduced to a certain extent, save the energy.
Brief description of the drawings
Fig. 1 is that the electricity for being used to reduce the control circuit of the stand-by power consumption of electric cooking pot for including the utility model embodiment is cooked
Prepare food the block diagram of device；
Fig. 2 is the control circuit for being used to reduce the stand-by power consumption of electric cooking pot for including the utility model one embodiment
The block diagram of electric cooking pot；
Fig. 3 is the structural representation according to the master control borad of the electric cooking pot of the utility model one embodiment；
Fig. 4 is the electrical principle for being used to reduce the stand-by power consumption of electric cooking pot according to the utility model one embodiment
Figure；
Fig. 5 is the flow for being used to reduce the control method of the stand-by power consumption of electric cooking pot according to the utility model embodiment
Figure.
Embodiment
Embodiment of the present utility model is 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 the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
The electric cooking pot of the utility model embodiment is described and for reducing its stand-by power consumption below in conjunction with the accompanying drawings
Control circuit.
Fig. 1 is that the electricity for being used to reduce the control circuit of the stand-by power consumption of electric cooking pot for including the utility model embodiment is cooked
Prepare food the block diagram of device.
It should be noted that the electric cooking pot of the utility model embodiment can be electromagnetic oven, IH electric cookers or IH Voltage forces
The household electrical appliance such as pot.In embodiment of the present utility model, as shown in figure 1, in addition to control circuit 10, electric cooking pot may also include
First rectification module 20, the resonance modules 30 being connected with the output end of the first rectification module 20, the both ends electricity to resonance modules 30
Pressure synchronizes the synchronized sampling module 40 of detection, the second rectification module 50, is connected with the output end of the second rectification module 50
Control parameter detection module 60.
As shown in figure 1, the control circuit 10 that the electric cooking pot is used to reduce its stand-by power consumption may include：First gate-controlled switch
Unit 11, the second controllable switch unit 12 and main control unit 13.
Wherein, the first controllable switch unit 11 is connected between the second rectification module 50 and control parameter detection module 60.
Second controllable switch unit 12 is connected between resonance modules 30 and synchronized sampling module 40.Main control unit 13 respectively can with first
Control switch element 11 is connected with the second controllable switch unit 12, and main control unit 13 passes through when electric cooking pot enters holding state
The first controllable switch unit 11 and the second controllable switch unit 12 is controlled to disconnect, so as to control parameter detection module 60 and synchronously adopt
Egf block 40 powers off.
It should be noted that in embodiment of the present utility model, holding state refers to prolonged holding state, i.e., electric
The off-mode of cooking pot after being powered up, it specifically may include following state：One refers to electric cooking pot after being powered up,
User does not carry out the state of any reality (such as button) operation；Two refer to electric cooking pot after being powered up, and user is carried out
Practical operation is entered in cooking process or after the completion of culinary art, user with controlling electric cooking pot to enter cooking process in electric cooking pot
The state that shutdown is entered by key control electricity cooking pot can be actively clicked on, and after the completion of the culinary art of electric cooking pot, user is not actively
Shutdown button is clicked on, and the full preset time of timing time, user no longer carry out any practical operation electricity cooking pot state in which.
In one embodiment of the present utility model, as shown in Fig. 2 the above-mentioned stand-by power consumption for being used to reduce electric cooking pot
Control circuit 10 may also include command communication unit 14.Command communication unit 14 is connected with main control unit 13, command communication list
Member 14 is used to receiving the start-up command that user initiated by operation and display module 80 (in Fig. 2 not specifically illustrated) or shutdown refers to
Order, and start-up command or shutdown command are sent to main control unit 13.Command communication unit 14 is additionally operable to receive main control unit 13
The start-up command or shutdown command sent, and start-up command or shutdown command are sent to operation and display module 80, you can it is logical
Cross operation and display module 80 shows the current state of electric cooking pot.
In actual applications, such as start of setting function button is pressed in the operation that can be set in user oriented and display module 80
Elite on key, shutdown button or IH electric cookers is boiled and display screen such as LED (Light Emitting Diode, light emitting diode)
Display screen, LCD (Liquid Crystal Display, liquid crystal display) display screens or TFT (Thin Film
Transistor, thin film transistor (TFT)) display screen.Wherein, operation and display module 80 can be set independently of master control borad, can also be integrated
In on master control borad.
In one embodiment of the present utility model, as shown in Fig. 2 the above-mentioned stand-by power consumption for being used to reduce electric cooking pot
Control circuit 10 may also include timer 15.Timer 15 can be set independently of main control unit 13, and with the phase of main control unit 13
Even, can also be integrated in main control unit 13.Timer 15 is used to start timing, main control unit 13 after the completion of the culinary art of electric cooking pot
After the timing time of timer 15 reaches preset time, the first controllable switch unit 11 and the second controllable switch unit 12 are controlled
Disconnect.Wherein, preset time can be set in a program according to the actual requirements, for example, can pass through software program before dispatching from the factory
Preset time is set as 1 minute.
Specifically, when using electric cooking pot cooking food, user can be by clicking on starting key so that operation and display
Module 80 initiates start-up command, and command communication unit 14 receives Client-initiated start-up command, and start-up command is sent into master
Control unit 13.Main control unit 13 controls the first controllable switch unit 11 and the second gate-controlled switch list after start-up command is received
Member 12 is closed at, so that control parameter detection module 60 and synchronized sampling module 40 are simultaneously upper electric, so as to real-time inspection and control
The parameter of parameter detection module 60 and synchronized sampling module 40, electric cooking pot enter open state.Start is in electric cooking pot
During state, user can click on the function button being arranged on operation and display module 80, so that electric cooking pot enters cooking process.
After the cooking time that electric cooking pot cooks completion or sets terminates, the self-starting of timer 15 simultaneously starts timing.When
Timing time is not up in preset time, and electric cooking pot is in function and waits holding state.
It should be noted that function waits holding state to refer to the cooking time knot that electric cooking pot is completed or set in culinary art
Shu Hou, until reaching the whole process in preset time by the timing time of timer 15.Electric cooking pot waits standby in function
Be during state without cook work, but the first controllable switch unit 11 and the second controllable switch unit 12 be closure,
So that user clicks directly on function button to control electric cooking pot to be again introduced into cooking process.
After the timing time of timer 15 reaches preset time, main control unit 13 controls the He of the first controllable switch unit 11
Second controllable switch unit 12 simultaneously switches off, so that control parameter detection module 60 and synchronized sampling module 40 power off simultaneously, electricity
Cooking pot is again introduced into holding state, thereby, it is possible to reduce the stand-by power consumption of electric cooking pot to a certain extent, saves the energy.
After the timing time of timer 15 reaches preset time, timer 15 is reset, so that next time uses the timing of timer 15.
In addition, user when the working time of electric cooking pot being not up to cooking time, can send shutdown by the button that shuts down
Instruction, for main control unit 13 after control signal is sent after receiving shutdown command, the first controllable 11 and second of control is controllable
Unit 12 is simultaneously switched off, so that control parameter detection module 60 and synchronized sampling module 40 power off simultaneously, electric cooking pot, which enters, to be treated
Machine state.Thus, electric cooking pot can be forcibly controlled not continue to perform cooking process.
As shown in figure 3, resonance modules 30, synchronization are may be provided with the master control borad of the electric cooking pot of the utility model embodiment
Sampling module 40, control parameter detection module 60, IGBT and its drive module 70, operation and display module 80, air-blower control mould
Block 90, temperature sampling module 100, power module 110, the stand-by power consumption for being used to reduce electric cooking pot of the utility model embodiment
Control circuit be provided on master control borad.
In one embodiment of the present utility model, control parameter detection module 60 may include surge detection module 61, mistake
One or more in zero detection module 62 and voltage sample module 63.
As shown in figure 3, it can mainly be wrapped with module of the main control unit 13 in the presence of directly control, indirect control or transmission relation
Include：Resonance modules 30, synchronized sampling module 40, IGBT and its drive module 70, operation and display module 80, fan control module
90th, temperature sampling module 100, power module 110, surge detection module 61, zero passage detection module 62 and voltage sample module 63.
Wherein, power module 110 can provide operating voltage for whole master control borad.Synchronized sampling module 40 can be used for resonance modules 30
Both end voltage synchronizes detection to obtain synchronized sampling information, and synchronized sampling information is sent to main control unit 13.Work as master
Control unit 13 sends control signal and controls the second controllable switch unit 12 to be connect corresponding to synchronized sampling module 40 when being switched on or switched off
On-off is opened, meanwhile, the first controllable switch unit 11 of control turns on and off, surge detection module 61, zero passage detection module 62
With voltage sample module 63 corresponding to turn on and off.Surge detection module 61, zero passage detection module 62, voltage sample module 63
Sample information can be sent to main control unit 13 with synchronized sampling module 40.Operation and display module 80 can be logical with main control unit 13
Command communication unit 14 is crossed to send mutually with receiving command information.Main control unit 13 can directly control IGBT and its drive module 70
With turning on and off for fan control module 90.Temperature sampling information can be sent to main control unit 13 by temperature sampling module 110.
The stand-by power consumption for being used to reduce electric cooking pot of the utility model embodiment is further illustrated with reference to Fig. 4
Electrical principle.
As shown in figure 4, when control parameter detection module 60 includes surge detection module 61, zero passage detection module 62 and voltage
During sampling module 63, the first controllable switch unit 11 may include hilted broadsword relay Relay1, first resistor R1, second resistance R2,
First diode D1, the first triode Q1 and the first electric capacity C1.Hilted broadsword relay Relay1 the first contact and the second rectification mould
The output end of block 50 is connected, hilted broadsword relay Relay1 the second contact test side with surge detection module 61, zero passage respectively
The test side of detection module 62 is connected with the sampling end of voltage sample module 63.First resistor R1 one end and default power supply VCC
It is connected, the first resistor R1 other end is connected with hilted broadsword relay Relay1 coils KM1 first end.Second resistance R2 and
One resistance R1 is in parallel.The first diode D1 negative electrode first end and first with hilted broadsword relay Relay1 coils KM1 respectively
The resistance R1 other end is connected, and the first diode D1 anode is connected with hilted broadsword relay Relay1 coils KM1 the second end.
First triode Q1 colelctor electrode is connected with hilted broadsword relay Relay1 coils KM1 the second end, the first triode Q1 hair
Emitter grounding GND, the first triode Q1 base stage are connected to main control unit 13 by 3rd resistor R3.First electric capacity C1 is connected to
Between first triode Q1 base stage and emitter stage.Wherein, first resistor R1 and second resistance R2 can be divider resistance.3rd electricity
It can be current-limiting resistance to hinder R3.First electric capacity C1 can be filter capacitor.
As shown in figure 4, the second controllable switch unit 12 may include two keys relay Relay2, the 4th resistance R4, the 5th electricity
Hinder R5, the second diode D2, the second triode Q3 and the second electric capacity C2.Wherein, two keys relay Relay2 the first contact and
Second contact is connected respectively to the both ends of resonance modules 30, two keys relay Relay2 the 3rd contact and the 4th contact respectively with
First sampling end of synchronized sampling module 40 and the second sampling end are corresponding connected.4th resistance R4 one end and default power supply VCC
It is connected, the 4th resistance R4 other end is connected with two keys relay Relay2 coils KM2 first end.5th resistance R5 and
Four resistance R4 are in parallel.The second diode D2 negative electrode first end and the 4th with two keys relay Relay2 coils KM2 respectively
The resistance R4 other end is connected, and the second diode D2 anode is connected with two keys relay Relay2 coils KM2 the second end.
Second triode Q3 colelctor electrode is connected with two keys relay Relay2 coils KM2 the second end, the second triode Q3 hair
Emitter grounding GND, the second triode Q3 base stage are connected to main control unit 13 by the 6th resistance R6.Second electric capacity C2 is connected to
Between second triode Q3 base stage and emitter stage.Wherein, the 4th resistance R4 and the 5th resistance R5 can be divider resistance.6th electricity
It can be current-limiting resistance to hinder R6.Second electric capacity C2 can be filter capacitor.
After electric cooking pot switches on power, module 120, bridge rectifier 130, power module 110 are power supply after filtering
Main control unit 13 provides operating voltage.After user clicks on starting key first, command communication unit 14 receives Client-initiated and opened
Machine is instructed, and start-up command is sent into main control unit 13.Main control unit 13 passes through output end after start-up command is received
OUT1 and output end OUT2 while output control signal, so that the first triode Q1 and the second triode Q2 are simultaneously turned on, electricity is cooked
Device of preparing food enters open state.
It should be noted that the first triode Q1 and the second triode Q2 can be NPN type or positive-negative-positive.When the first triode
When Q1 is NPN type, the output end OUT1 output high level signals of main control unit 13, so that the first triode Q1 is turned on.When first
When triode Q1 is positive-negative-positive, the output end OUT1 output low level signals of main control unit 13, so that the first triode Q1 is turned on.
When the second triode Q2 is NPN type, the output end OUT2 output high level signals of main control unit 13, so that the second triode Q2
Conducting.When the second triode Q2 is positive-negative-positive, the output end OUT2 output low level signals of main control unit 13, so that the two or three
Pole pipe Q2 is turned on.
After the first triode Q1 conductings, power supply VCC is preset by second resistance R2 in parallel and first resistor R1 partial pressures
Hilted broadsword relay Relay1 coils KM1 both ends are added to afterwards, and coil KM1 obtains electric, hilted broadsword relay Relay1 the first contact
And the second switch K1 closures between contact so that surge detection module 61, zero passage detection module 62 and voltage sample module 63
Upper electricity, and voltage sample module 63 sends voltage sample information to main control unit 13.
Meanwhile after the second diode Q2 conductings, power supply VCC is preset by the 4th resistance R4 and the 5th resistance R5 in parallel
Be added to two keys relay Relay2 coils KM2 both ends after partial pressure, coil KM2 obtain it is electric, the first of two keys relay Relay2
To the switch K2 closures between the 4th contact so that it is electric in synchronized sampling module 40, and synchronized sampling module 40 is to main control unit
13 send synchronized sampling information.
Electric cooking pot enter open state after, user can click on be arranged on operation and display module 80 on function by
Key, so that electric cooking pot enters cooking process.
After the cooking time that electric cooking pot cooks completion or sets terminates, the self-starting of timer 15 simultaneously starts timing.When
Timing time is not up in preset time, and electric cooking pot is in function and waits holding state.
After the timing time of timer 15 reaches preset time, the output end OUT1 and output end OUT2 of main control unit 13
Output control signal simultaneously, so that the first triode Q1 and the second diode Q2 end simultaneously, and then cause hilted broadsword relay K1
Disconnected with two keys relay K2, electric cooking pot is hence into holding state.
It should be noted that when the first triode Q1 is NPN type, the output end OUT1 output low levels of main control unit 13
Signal, so that the first triode Q1 ends.When the first triode Q1 is positive-negative-positive, the output end OUT1 outputs of main control unit 13
High level signal, so that the first triode Q1 ends.When the second triode Q2 is NPN type, the output end of main control unit 13
OUT2 exports low level signal, so that the second triode Q2 ends.When the second triode Q2 is positive-negative-positive, main control unit 13
Output end OUT2 exports high level signal, so that the second triode Q2 ends.
After the first triode Q1 cut-offs, hilted broadsword relay Relay1 coil KM1 both ends do not have potential difference, coil KM1
Dead electricity, the switch K1 between hilted broadsword relay Relay1 the first contact and the second contact disconnect so that surge detection module 61,
Zero passage detection module 62 and voltage sample module 63 power off, and electric cooking pot enters holding state.It should be noted that the one or three
The moment of pole pipe Q1 cut-offs, because the electric current in coil KM1 can not sport zero, coil KM1 both ends produce a high voltage
Induced electromotive force, induced electromotive force caused by coil KM1 can be discharged by the first diode D1, so as to avoid the one or three
Pole pipe Q1 is breakdown, while can eliminate interference of the induced electromotive force to other components.
Meanwhile after the second triode Q2 cut-offs, two keys relay Relay2 coil KM2 both ends do not have potential difference, line
KM2 dead electricity is enclosed, the switch K2 between two keys relay Relay2 first to fourth contact disconnects so that synchronized sampling module 40
Power-off, electric cooking pot are in holding state.It should be noted that in the moment of the second triode Q2 cut-offs, due in coil KM2
Electric current can not sport zero, coil KM2 both ends produce the induced electromotive force of a high voltage, sense caused by coil KM2
Electromotive force can be discharged by the second diode D2, so as to avoid the second triode Q2 breakdown, while can eliminate sensing
Interference of the electromotive force to other components.
In addition, user when the working time of electric cooking pot being not up to cooking time, can send shutdown by the button that shuts down
Instruction, main control unit 13 is after shutdown command is received, its output end OUT1 and output end OUT2 while output control signal, with
Make the first triode Q1 and the second diode Q2 while end, electric cooking pot enters holding state.Thus, can forcibly control
Electric cooking pot does not continue to perform cooking process.
It should be noted that hilted broadsword relay Relay1 and two keys relay Relay2 in Fig. 4 can be replaced other
The relay of type, is specifically no longer limited here.
In order that obtaining those skilled in the art more clearly understands the utility model, as shown in figure 5, of the present utility model be used for
Reducing the control method of the stand-by power consumption of electric cooking pot may include following steps：
S101, switch on power, electric cooking pot carries out initial configuration.
S102, command communication unit receives Client-initiated start-up command or shutdown command, and the instruction is sent to
Main control unit.
S103, main control unit judge whether the instruction is start-up command.If it is, perform step S104；If not, perform
Step S106.
S104, main control unit output control signal, so that the first controllable switch unit and the second controllable switch unit are opened
Pass is closed at.
S105, into open state.
S106, maintain holding state.
S107, click function button is so that electric cooking pot enters cooking process, and in this process, main control unit judges whether
Receive shutdown command.If it is, perform step S108；If not, perform step S110.
S108, main control unit output control signal is so that the switch of the first controllable switch unit and the second controllable switch unit
Simultaneously switch off.
S109, into holding state.
S110, continue to former cooking status.
S111, after the cooking time that culinary art is completed or is set terminates, self-starting timer timing time.
S112, judges whether timing time reaches preset time.If it is, perform step S113；If not, perform step
S115。
S113, main control unit output control signal is so that the switch of the first controllable switch unit and the second controllable switch unit
Simultaneously switch off.
S114, into holding state.
S115, function is maintained to wait holding state.
In summary, according to the control circuit of the present utility model for being used to reduce the stand-by power consumption of electric cooking pot, the circuit
Connect the first controllable switch unit between the second rectification module and control parameter detection module, and resonance modules with it is synchronous
The second controllable switch unit is connected between sampling module, and when electric cooking pot enters holding state, is controlled by main control unit
First controllable switch unit and the second controllable switch unit simultaneously switch off, so that control parameter detection module and synchronized sampling module
Power off simultaneously, thereby, it is possible to reduce the stand-by power consumption of electric cooking pot to a certain extent, save the energy.
Based on above-described embodiment, the utility model also proposed a kind of electric cooking pot.
Electric cooking pot of the present utility model, it may include the control for the stand-by power consumption for electric cooking pot that above-described embodiment proposes
Circuit processed, its specific embodiment mode can refer to above-described embodiment.
According to electric cooking pot of the present utility model, using the control circuit of the above-mentioned stand-by power consumption for electric cooking pot,
Stand-by power consumption can be reduced to a certain extent, save the energy.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ",
The orientation or position relationship of the instruction such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on shown in the drawings
Orientation or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
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 one or more this feature.In description of the present utility model, " multiple " are meant that two or two
More than, unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be 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 utility model.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the different embodiments or example and the feature of different embodiments or example described in this specification can be entered
Row combines and combination.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (8)
1. a kind of control circuit for being used to reduce the stand-by power consumption of electric cooking pot, it is characterised in that the electric cooking pot includes the
One rectification module, the resonance modules being connected with the output end of first rectification module, the both end voltage to the resonance modules
Synchronize the synchronized sampling module of detection, the second rectification module, the control being connected with the output end of second rectification module
Parameter detection module, the control circuit include：
The first controllable switch unit being connected between second rectification module and the control parameter detection module；
The second controllable switch unit being connected between the resonance modules and the synchronized sampling module；
Main control unit, the main control unit respectively with first controllable switch unit and the second controllable switch unit phase
Even, the main control unit when the electric cooking pot enters holding state by controlling first controllable switch unit and described
Second controllable switch unit disconnects, so that the control parameter detection module and synchronized sampling module power-off.
2. the control circuit according to claim 1 for being used to reduce the stand-by power consumption of electric cooking pot, it is characterised in that described
Control parameter detection module includes the one or more in surge detection module, zero passage detection module and voltage sample module.
3. the control circuit according to claim 2 for being used to reduce the stand-by power consumption of electric cooking pot, it is characterised in that work as institute
When stating control parameter detection module includes surge detection module, zero passage detection module and voltage sample module, described first is controllable
Switch element includes：
Hilted broadsword relay, the first contact of the hilted broadsword relay are connected with the output end of second rectification module, the list
Second contact of knife the relay test side with the surge detection module, the test side of the zero passage detection module and institute respectively
The sampling end for stating voltage sample module is connected；
First resistor, one end of the first resistor are connected with default power supply, the other end of the first resistor and the hilted broadsword
The first end of relay coil is connected；
Second resistance, the second resistance are in parallel with the first resistor；
First diode, the negative electrode of first diode respectively with the first end of the hilted broadsword relay coil and described
The other end of one resistance is connected, and the anode of first diode is connected with the second end of the hilted broadsword relay coil；
First triode, the colelctor electrode of first triode is connected with the second end of the hilted broadsword relay coil, described
The grounded emitter of first triode, the base stage of first triode are connected to the main control unit by 3rd resistor；
First electric capacity, first capacitance connection is between the base stage of first triode and emitter stage.
4. the control circuit according to claim 3 for being used to reduce the stand-by power consumption of electric cooking pot, it is characterised in that described
Second controllable switch unit includes：
Two keys relay, the first contact and the second contact of the two keys relay are connected respectively to the two of the resonance modules
End, the 3rd contact of the two keys relay and the 4th contact the first sampling end and second with the synchronized sampling module respectively
Sampling end is corresponding to be connected；
4th resistance, one end of the 4th resistance are connected with default power supply, the other end and the double-pole of the 4th resistance
The first end of relay coil is connected；
5th resistance, the 5th resistance and the 4th resistor coupled in parallel；
Second diode, the negative electrode of second diode respectively with the first end of the two keys relay coil and described
The other end of four resistance is connected, and the anode of second diode is connected with the second end of the two keys relay coil；
Second triode, the colelctor electrode of second triode is connected with the second end of the two keys relay coil, described
The grounded emitter of second triode, the base stage of second triode are connected to the main control unit by the 6th resistance；
Second electric capacity, second capacitance connection is between the base stage of second triode and emitter stage.
5. the control circuit for being used to reduce the stand-by power consumption of electric cooking pot according to any one of claim 1-4, it is special
Sign is, in addition to：
Command communication unit, the command communication unit are connected with the main control unit, and the command communication unit is used to receive
Client-initiated start-up command or shutdown command, and the start-up command or shutdown command are sent to the main control unit, its
In, the main control unit controls first controllable switch unit and described second controllable to open after the shutdown command is received
Close unit to disconnect, and first controllable switch unit and second gate-controlled switch are controlled after the start-up command is received
Unit closes.
6. the control circuit according to claim 5 for being used to reduce the stand-by power consumption of electric cooking pot, it is characterised in that also wrap
Include：
Timer, the timer are connected with the main control unit, and the timer is used to complete in the electric cooking pot culinary art
When start timing, the main control unit controls described first controllable to open when the timing time of the timer reaches preset time
Close unit and second controllable switch unit disconnects.
7. the control circuit according to claim 1 for being used to reduce the stand-by power consumption of electric cooking pot, the electric cooking pot are
Electromagnetic oven, IH electric cookers or IH electric pressure cooking saucepans.
A kind of 8. electric cooking pot, it is characterised in that including according to any one of claim 1-7 be used for reduce electric culinary art
The control circuit of the stand-by power consumption of device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731396.6U CN206960886U (en) | 2017-06-21 | 2017-06-21 | The control circuit of electric cooking pot and the stand-by power consumption for reducing it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720731396.6U CN206960886U (en) | 2017-06-21 | 2017-06-21 | The control circuit of electric cooking pot and the stand-by power consumption for reducing it |
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| Publication Number | Publication Date |
|---|---|
| CN206960886U true CN206960886U (en) | 2018-02-02 |
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| CN201720731396.6U Active CN206960886U (en) | 2017-06-21 | 2017-06-21 | The control circuit of electric cooking pot and the stand-by power consumption for reducing it |
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| CN (1) | CN206960886U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110366282A (en) * | 2018-04-10 | 2019-10-22 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heater and its control method |
| CN110652195A (en) * | 2018-06-29 | 2020-01-07 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance and display method and device thereof |
-
2017
- 2017-06-21 CN CN201720731396.6U patent/CN206960886U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110366282A (en) * | 2018-04-10 | 2019-10-22 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heater and its control method |
| CN110366282B (en) * | 2018-04-10 | 2021-10-26 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heating device and control method thereof |
| CN110652195A (en) * | 2018-06-29 | 2020-01-07 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance and display method and device thereof |
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