CN104345659A - Power control method and circuit for household appliance function module - Google Patents
Power control method and circuit for household appliance function module Download PDFInfo
- Publication number
- CN104345659A CN104345659A CN201310339449.6A CN201310339449A CN104345659A CN 104345659 A CN104345659 A CN 104345659A CN 201310339449 A CN201310339449 A CN 201310339449A CN 104345659 A CN104345659 A CN 104345659A
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- functional module
- home appliance
- power supply
- module
- power
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25314—Modular structure, modules
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
The invention discloses a power supply control method and circuit for a household appliance function module. The method comprises the following steps that a microprocessor of a household appliance obtains an instruction for indicating the function module of the household appliance to stop running; when a third power supply required by maintaining the microprocessor in a running state is in a connecting state, a first power supply required by maintaining the function module in a running state and a second power supply required by maintaining the function module in a standby state are respectively controlled to perform a turn-off operation. The circuit comprises a power module, a switching power, an instruction sending module, a first on-off module and a second on-off module. When the household appliance is in a standby state, all power supplies of the function module are turned off, so that a lot of power resources are saved, the service life of the household appliance is prolonged, and the energy-saving and environmental protection effects are achieved.
Description
Technical field
The present invention relates to home appliance technology, particularly a kind of power control method of home appliance functional module and circuit.
Background technology
Along with the raising of living standards of the people, kind and the quantity of the existing household electrical appliance used in the family also get more and more.A lot of people does not generally pull out attaching plug after using electrical equipment, just selects the idle function of home appliance simply, uses to facilitate next time.
And existing home appliance is when being in holding state, although equipment not working, in fact still having larger power consumption, accumulating over a long period, cause the waste of great electric resources, meanwhile, due to long-term energising, also affect the serviceable life of home appliance.
Summary of the invention
Provide hereinafter about brief overview of the present invention, to provide about the basic comprehension in some of the present invention.Should be appreciated that this general introduction is not summarize about exhaustive of the present invention.It is not that intention determines key of the present invention or pith, and nor is it intended to limit the scope of the present invention.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
The invention provides a kind of power control method and circuit of home appliance functional module, in order to solve the electric resources waste caused when home appliance in prior art is in holding state, realize the Energy control of energy-saving and environmental protection.
The invention provides a kind of power control method of home appliance functional module, comprising:
The microprocessor of home appliance obtains and is used to indicate the instruction out of service of functional module that described home appliance comprises;
Maintain while described microprocessor the 3rd power supply be in needed for running status is in connection status, control described functional module respectively and maintain the second source that the first power supply needed for running status and described functional module maintain needed for holding state and perform rupturing operation.
Present invention also offers a kind of power control circuit of home appliance functional module, comprise: for providing the power module of power supply to described home appliance, microprocessor for comprising to described home appliance provides the Switching Power Supply of required power supply, and for sending the instruction sending module of instruction to described microprocessor, also comprise:
First break-make module, during for getting the instruction out of service of the functional module that comprises of the described home appliance of instruction when described microprocessor, under described microprocessor-based control, maintain while described microprocessor the 3rd power supply be in needed for running status is in connection status, rupturing operation is performed to the first power supply that described functional module maintains needed for running status;
Second break-make module, during for getting the instruction indicating described functional module out of service when described microprocessor, under described microprocessor-based control, performs rupturing operation to the second source that described functional module maintains needed for holding state.
The power control method of home appliance functional module provided by the invention and circuit, when home appliance is in holding state, all power supplys of cutting function module, save a large amount of electric resources, improve the serviceable life of home appliance simultaneously, reach the effect of energy-saving and environmental protection.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the process flow diagram of power control method first embodiment of home appliance functional module of the present invention;
Fig. 2 is the process flow diagram of power control method second embodiment of home appliance functional module of the present invention;
Fig. 3 is the structural representation of power control circuit first embodiment of home appliance functional module of the present invention;
Fig. 4 is the circuit diagram of power control circuit second embodiment of home appliance functional module of the present invention.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.The element described in an accompanying drawing of the present invention or a kind of embodiment and feature can combine with the element shown in one or more other accompanying drawing or embodiment and feature.It should be noted that for purposes of clarity, accompanying drawing and eliminate expression and the description of unrelated to the invention, parts known to persons of ordinary skill in the art and process in illustrating.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not paying creative work, all belongs to the scope of protection of the invention.
Fig. 1 is the process flow diagram of power control method first embodiment of home appliance functional module of the present invention.As shown in Figure 1, embodiments provide a kind of power control method of home appliance functional module, comprising:
The microprocessor of step 101, home appliance (Micro Control Unit is called for short MCU) obtains and is used to indicate the instruction out of service of functional module that this home appliance comprises;
The 3rd power supply that step 102, maintenance MCU are in needed for running status is in connection status;
Step 103, control this functional module respectively and maintain the second source that the first power supply needed for running status and this functional module maintain needed for holding state and perform rupturing operation.
In embodiments of the present invention, above-mentioned steps can be performed by the MCU of home appliance.When (namely MCU gets the instruction out of service of the functional module that is used to indicate this home appliance, indicate the instruction that this home appliance is standby) after, maintain the 3rd power supply and be in connection status, 3rd power supply is in the power supply needed for running status for MCU, meanwhile, the first power supply and second source execution rupturing operation is controlled respectively, wherein, the power supply of the first power supply needed for this functional module maintenance running status, the power supply of second source needed for this functional module maintenance holding state.In embodiments of the present invention, step 102 and step 103 perform simultaneously, in no particular order.Existing home appliance is when standby, and the functional module second source (that is, the control power supply of functional module) maintained needed for holding state connects, and brings great electric resources to waste.And the scheme that the embodiment of the present invention provides has cut off all power supplys of functional module.
The power control method of home appliance functional module provided by the invention, when home appliance is in holding state, all power supplys of cutting function module, save a large amount of electric resources, improve the serviceable life of home appliance simultaneously, reach the effect of energy-saving and environmental protection.
Fig. 2 is the process flow diagram of power control method second embodiment of home appliance functional module of the present invention.As shown in Figure 2, on the basis of above-described embodiment, step 103 can comprise:
Step 201, control this functional module maintain needed for running status first power supply perform rupturing operation;
Step 202, control this functional module and maintain second source needed for holding state and perform rupturing operation.
In embodiments of the present invention, step 102 and step 201 perform simultaneously, then perform step 202.Due to the control power supply that second source is functional module, therefore MCU needs first to cut off the first power supply and cuts off second source again, otherwise function module circuit is out of control easily causes damage.In like manner, when powering on for functional module, also needing first to connect second source, then connecting the first power supply.
Further, the functional module in the embodiment of the present invention can be DC fan motor.When standby, DC fan motor is the maximum functional module of home appliance power consumption, therefore, performs above-mentioned operation of cutting off the electricity supply, at utmost can must save electric resources to DC fan motor.Home appliance in the embodiment of the present invention all can comprise the equipment of DC fan motor for air-conditioning, refrigerator, washing machine etc.
Further, in the embodiment of the present invention, the voltage of the first power supply is the high direct voltage of 290-330 volt (V) behind commercial power rectification, and optimum is 310V, the voltage of second source is the DC low-voltage of 14-16V, optimum is 15V, and the voltage of the 3rd power supply is the DC low-voltage of 4-6V, and optimum is 5V.
The power control method of home appliance functional module provided by the invention, when home appliance is in holding state, cuts off all power supplys of the maximum DC fan motor of power consumption, save a large amount of electric resources, improve the serviceable life of home appliance simultaneously, reach the effect of energy-saving and environmental protection.
Fig. 3 is the structural representation of power control circuit first embodiment of home appliance functional module of the present invention.As shown in Figure 3, embodiments provide a kind of power control circuit of home appliance functional module, comprising: power module 31, Switching Power Supply 32, MCU33, instruction sending module 34, first break-make module 35 and the second break-make module 36.Wherein, power module 31 is for providing power supply to home appliance; Switching Power Supply 32 provides required power supply for the MCU33 comprised to home appliance; Instruction sending module 34 is for sending instruction to MCU33.First break-make module 35 is for getting the instruction out of service of the functional module 37 that comprises of instruction home appliance during as MCU33, under the control of MCU33, maintain while this MCU33 the 3rd power supply be in needed for running status is in connection status, rupturing operation is performed to the first power supply that this functional module 37 maintains needed for running status; Second break-make module 36 is for getting indication function module 37 instruction out of service during as MCU33, under the control of MCU33, rupturing operation is performed to the second source that this functional module 37 maintains needed for holding state.
In embodiments of the present invention, when (namely MCU33 gets the instruction out of service of the functional module 37 that is used to indicate this home appliance from instruction sending module 34, indicate the instruction that this home appliance is standby) after, first break-make module 35 maintains the 3rd power supply and is in connection status, control the first power supply simultaneously and perform rupturing operation, 3rd power supply is in the power supply needed for running status for MCU33, first power supply maintains the power supply needed for running status for this functional module 37, second break-make module 36 controls second source and performs rupturing operation, this second source maintains the power supply needed for holding state for this functional module 37.In embodiments of the present invention, the first break-make module 35 performs connection and rupturing operation simultaneously, in no particular order.
The power control circuit of home appliance functional module provided by the invention, when home appliance is in holding state, all power supplys of cutting function module, save a large amount of electric resources, improve the serviceable life of home appliance simultaneously, reach the effect of energy-saving and environmental protection.
Fig. 4 is the circuit diagram of power control circuit second embodiment of home appliance functional module of the present invention.As shown in Figure 4, on the basis of above-mentioned Fig. 3 described embodiment, first break-make module 35 first performs rupturing operation to the first power supply that functional module 37 maintains needed for running status, and the second source that the second break-make module 36 pairs of functional modules 37 maintain needed for holding state afterwards performs rupturing operation.Due to the control power supply that second source is functional module 37, therefore MCU33 needs first to control the first break-make module 35 and cuts off the first power supply and control the second break-make module 36 again and cut off second source, otherwise functional module 37 runaway electric circuit easily causes damage.In like manner, when powering on for functional module 37, also needing first to connect second source, then connecting the first power supply.
Further, the functional module 37 in the embodiment of the present invention can be DC fan motor (being called for short: DC fan).When standby, DC fan motor 37 is modules that in home appliance, power consumption is maximum, therefore, performs above-mentioned operation of cutting off the electricity supply to DC fan motor 37, at utmost can must save electric resources.Home appliance in the embodiment of the present invention all can comprise the equipment of DC fan motor 37 for air-conditioning, refrigerator, washing machine etc.Above-mentioned instruction sending module 34 can be infrared remote control or button.
Further, the first break-make module 35 can comprise: relay K 5, first triode N1, commutation diode D1 and D2, additional flat wave capacitor E2.The output terminal of relay K 5 is connected with the collector of the first triode N1, and the grounded emitter of the first triode N1 and the base stage of the first triode are connected with MCU33; The contact movable end (3) of relay K 5 is connected through first power input of power module 31 with functional module (direct current generator) 37, and the contact stiff end (4) of relay K 5 is connected with power module 31 and is connected with the first power withheld end of functional module (direct current generator) 37 through commutation diode D1 and additional flat wave capacitor E2 successively.
When DC fan 37 normally runs, relay K 5 no power, contact movable end (3) closes with contact stiff end (4), and power module 31 exports the first power supply to direct current generator 37; Now, the flat wave capacitor E1 that comprises of power module 31 and additional flat wave capacitor E2 works (that is, E1 branch and E2 branch all pass through electric current) simultaneously.When MCU33 gets the instruction indicating DC fan 37 out of service, the signal of cut-out first power supply is sent to the first break-make module 31, voltage is provided to relay K 5 by the collector of the first triode N1, relay K 5 is energized, contact movable end (3) and contact stiff end (4) disconnect, power module 31 is supplied with reference to ground to direct current generator 37 by commutation diode D1 and annex flat wave capacitor E2, that is, cut off the first power supply provided to DC fan 37; Meanwhile, power module 31 provides the 3rd power supply by Switching Power Supply 32 to MCU33; Now, the flat wave capacitor E1(that additional flat wave capacitor E2 replaces power module 31 to comprise is far longer than the voltage of the 3rd power supply due to the voltage of the first power supply, therefore the electric capacity of E2 is far smaller than the electric capacity of E1) perform filtering and stored energy operation (namely, E2 branch passes through electric current, the obstructed excess current of E1 branch).
Second break-make module 36 can comprise: the second triode N2, resistance R1 and photoelectrical coupler IC1.The base stage of the second triode N2 is connected with MCU33, the grounded emitter of the second triode N2 and the collector of the second triode N2 are connected with the input end of photoelectrical coupler IC1 through resistance R1, and the output terminal of photoelectrical coupler IC1 is connected with the second source input end of functional module (DC fan) 37.
When DC fan 37 normally runs, MCU33 is by the second triode N2 to photoelectrical coupler IC1 input low level, and the LEDs ON in photoelectrical coupler IC1 is luminous, and photoelectrical coupler IC1 provides second source to DC fan 37.When MCU33 gets the instruction indicating DC fan 37 out of service, by the second triode N2 to photoelectrical coupler IC1 input high level, light emitting diode cut-off in photoelectrical coupler IC1 is not luminous, and photoelectrical coupler IC1 cuts off the second source provided to DC fan 37.
Again further, in the embodiment of the present invention, the voltage of the first power supply is the high direct voltage of 290-330V behind commercial power rectification, and optimum is 310V, the voltage of second source is the DC low-voltage of 14-16V, optimum is 15V, and the voltage of the 3rd power supply is the DC low-voltage of 4-6V, and optimum is 5V.
The power control circuit of home appliance functional module provided by the invention, when home appliance is in holding state, cuts off all power supplys of the maximum DC fan motor of power consumption, save a large amount of electric resources, improve the serviceable life of home appliance simultaneously, reach the effect of energy-saving and environmental protection.
State in each embodiment on the invention, the sequence number of embodiment is only convenient to describe, and does not represent the quality of embodiment.The description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that programmed instruction is relevant, aforesaid program can be stored in a computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: ROM (read-only memory) (Read-Only Memory, be called for short ROM), random access memory (Random Access Memory is called for short RAM), magnetic disc or CD etc. various can be program code stored medium.
In the embodiments such as apparatus and method of the present invention, obviously, each parts or each step reconfigure after can decomposing, combine and/or decomposing.These decompose and/or reconfigure and should be considered as equivalents of the present invention.Simultaneously, above in the description of the specific embodiment of the invention, the feature described for a kind of embodiment and/or illustrate can use in one or more other embodiment in same or similar mode, combined with the feature in other embodiment, or substitute the feature in other embodiment.
Should emphasize, term " comprises/comprises " existence referring to feature, key element, step or assembly when using herein, but does not get rid of the existence or additional of one or more further feature, key element, step or assembly.
Although last it is noted that described the present invention and advantage thereof in detail above, be to be understood that and can carry out various change when not exceeding the spirit and scope of the present invention limited by appended claim, substituting and converting.And scope of the present invention is not limited only to the specific embodiment of process, equipment, means, method and step described by instructions.One of ordinary skilled in the art will readily appreciate that from disclosure of the present invention, can use perform the function substantially identical with corresponding embodiment described herein or obtain and its substantially identical result, existing and that will be developed in the future process, equipment, means, method or step according to the present invention.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.
Claims (10)
1. a power control method for home appliance functional module, is characterized in that, comprising:
The microprocessor of home appliance obtains and is used to indicate the instruction out of service of functional module that described home appliance comprises;
Maintain while described microprocessor the 3rd power supply be in needed for running status is in connection status, control described functional module respectively and maintain the second source that the first power supply needed for running status and described functional module maintain needed for holding state and perform rupturing operation.
2. the power control method of home appliance functional module according to claim 1, it is characterized in that, describedly control described functional module respectively and maintain the step that the first power supply needed for running status and the described functional module second source maintained needed for holding state perform rupturing operation, be specially:
First control first power supply of described functional module maintenance needed for running status and perform rupturing operation, control the second source of described functional module maintenance needed for holding state afterwards and perform rupturing operation.
3. the power control method of home appliance functional module according to claim 1 and 2, is characterized in that, described functional module is DC fan motor, and described home appliance is air-conditioning, refrigerator or washing machine.
4. the power control method of home appliance functional module according to claim 1 and 2, it is characterized in that, the DC voltage of described first power supply to be voltage be 290-330 volt, the voltage of described second source is the DC voltage of 14-16 volt, and the voltage of described 3rd power supply is the DC voltage of 4-6 volt.
5. the power control circuit of a home appliance functional module, comprise: for providing the power module of power supply to described home appliance, microprocessor for comprising to described home appliance provides the Switching Power Supply of required power supply, and for sending the instruction sending module of instruction to described microprocessor, it is characterized in that, also comprise:
First break-make module, during for getting the instruction out of service of the functional module that comprises of the described home appliance of instruction when described microprocessor, under described microprocessor-based control, maintain while described microprocessor the 3rd power supply be in needed for running status is in connection status, rupturing operation is performed to the first power supply that described functional module maintains needed for running status;
Second break-make module, during for getting the instruction indicating described functional module out of service when described microprocessor, under described microprocessor-based control, performs rupturing operation to the second source that described functional module maintains needed for holding state.
6. the power control circuit of home appliance functional module according to claim 5, it is characterized in that, described first break-make module first performs rupturing operation to the first power supply that described functional module maintains needed for running status, and described second break-make module performs rupturing operation to the second source that described functional module maintains needed for holding state afterwards.
7. the power control circuit of the home appliance functional module according to claim 5 or 6, it is characterized in that, described functional module is DC fan motor, and described home appliance is air-conditioning, refrigerator or washing machine, and described instruction sending module is infrared remote control or button.
8. the power control circuit of the home appliance functional module according to claim 5 or 6, is characterized in that, described first break-make module comprises: the first triode, relay, commutation diode and additional flat wave capacitor;
The output terminal of described relay is connected with the collector of described first triode, and the grounded emitter of described first triode and the base stage of described first triode are connected with described microprocessor;
The contact movable end of described relay is connected with the first power input of described functional module through described power module, and the contact stiff end of described relay is connected with described power module and is connected with the first power withheld end of described functional module through described commutation diode and described additional flat wave capacitor successively.
9. the power control circuit of the home appliance functional module according to claim 5 or 6, is characterized in that, described second break-make module comprises: the second triode, resistance and photoelectrical coupler;
The base stage of described second triode is connected with described microprocessor, the grounded emitter of described second triode and the collector of described second triode are connected through the input end of described resistance with described photoelectrical coupler, and the output terminal of described photoelectrical coupler is connected with the second source input end of described functional module.
10. the power control circuit of the home appliance functional module according to claim 5 or 6, it is characterized in that, the voltage of described first power supply is the DC voltage of 290-330 volt, the voltage of described second source is the DC voltage of 14-16 volt, and the voltage of described 3rd power supply is the DC voltage of 4-6 volt.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310339449.6A CN104345659A (en) | 2013-08-06 | 2013-08-06 | Power control method and circuit for household appliance function module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310339449.6A CN104345659A (en) | 2013-08-06 | 2013-08-06 | Power control method and circuit for household appliance function module |
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| CN104345659A true CN104345659A (en) | 2015-02-11 |
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| CN201310339449.6A Pending CN104345659A (en) | 2013-08-06 | 2013-08-06 | Power control method and circuit for household appliance function module |
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| US11284037B2 (en) | 2018-10-19 | 2022-03-22 | Zhejiang Dahua Technology Co., Ltd. | Digital video recorders and methods of use thereof |
| CN115542809A (en) * | 2022-09-30 | 2022-12-30 | 佛山食神网络智能科技有限公司 | Universal controller |
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Application publication date: 20150211 |