CN103246208A - Electric appliance controller - Google Patents

Electric appliance controller Download PDF

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Publication number
CN103246208A
CN103246208A CN2012100284220A CN201210028422A CN103246208A CN 103246208 A CN103246208 A CN 103246208A CN 2012100284220 A CN2012100284220 A CN 2012100284220A CN 201210028422 A CN201210028422 A CN 201210028422A CN 103246208 A CN103246208 A CN 103246208A
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China
Prior art keywords
appliance controller
microcontroller
power supply
rectifier bridge
circuit
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Pending
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CN2012100284220A
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Chinese (zh)
Inventor
钟跳舟
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Suzhou Samsung Electronics Co Ltd
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Suzhou Samsung Electronics Co Ltd
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Publication date
Application filed by Suzhou Samsung Electronics Co Ltd filed Critical Suzhou Samsung Electronics Co Ltd
Priority to CN2012100284220A priority Critical patent/CN103246208A/en
Publication of CN103246208A publication Critical patent/CN103246208A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an electric appliance controller which comprises a rectifier bridge, a filter capacitor, a switch power source and a first microcontroller, wherein the rectifier bridge is connected with a power source which supplies voltage for the rectifier bridge; the filter capacitor is connected with two ends of the rectifier bridge; the output end of the rectifier bridge is connected with the switch power source; the switch power source is connected with the first microcontroller and a load respectively and supplies voltage for the first microcontroller and the load; and the electric appliance controller further comprises a standby device, which is connected in series between the power source and the rectifier bridge and is used for closing or opening the circuit between the power source and the rectifier bridge. According to the electric appliance controller provided by the invention, the standby device is connected in series with the circuit of the power source, and when the electric appliance controller is in a standby state, the standby device opens the circuit of the power source to prevent the circuit of the power source from supplying power to an entire control circuit, so that zero power consumption is realized and energy waste is reduced.

Description

Appliance controller
Technical field
The invention belongs to appliance field, be specifically related to a kind of appliance controller.
Background technology
The electric equipment that " standby energy consumption " refers to have idle function obsolete the time, the power consumption that does not have deenergization to take place.Electric equipment with standby energy consumption mainly contains air-conditioning, computer and communication system (comprising host computer, display screen, computer stereo, printer, scanner, charger, router etc.), home videos and audio system (comprising televisor, DVD, VCD, sound equipment, power amplifier, set-top box, satellite receiver etc.).For fear of the trouble of frequent plug appliance plug, or in order to preserve the setting of electrical equipment being used state, many users adopt not deenergization very habitually and only close electrical equipment easily with telepilot, make electrical equipment be in holding state for a long time.Idle function has also caused a large amount of energy dissipations when facilitating for the resident, formed huge environmental protection pressure simultaneously.
Join shown in Figure 1, in the prior art, appliance controller 10 is powered by power supply 11, comprise rectifier bridge 12, filter capacitor 13, Switching Power Supply 14 and microcontroller 15, power supply 11 is connected with rectifier bridge 12 and provides voltage for it, filter capacitor 13 is connected in the two ends of rectifier bridge 12, and the output terminal of rectifier bridge 12 is connected with Switching Power Supply 14, and Switching Power Supply 14 is connected to microcontroller 15 and load and provides voltage for it.The principle of work of appliance controller 10 is: the input of 220V electric main power supply, through the rectifier bridge rectification, after the filter capacitor filtering, form 310VDC voltage, after Switching Power Supply, can form various DC low-voltage more as required (as 5VDC, 12VDC, 15VDC etc.), supply with microcontroller and various driving circuit and low-voltage direct load.When standby, though sending instruction, microcontroller makes the load outage,, this moment, Switching Power Supply and the microcontroller of The whole control part still produced bigger power consumption, thereby caused energy dissipation.
In view of this, be necessary to provide a kind of novel appliance controller.
Summary of the invention
At the deficiencies in the prior art, the technical matters that the present invention solves provides a kind of appliance controller, and this appliance controller does not produce any power consumption when holding state.
For solving the problems of the technologies described above, technical scheme of the present invention is achieved in that a kind of appliance controller, comprise: rectifier bridge, filter capacitor, Switching Power Supply and first microcontroller, described rectifier bridge is connected with power supply and provides voltage by power supply for it, described filter capacitor is connected in the two ends of described rectifier bridge, the output terminal of described rectifier bridge is connected with Switching Power Supply, described Switching Power Supply is connected to described first microcontroller and load and provides voltage for it, especially, described appliance controller also comprises apparatus ' of standby, described apparatus ' of standby is connected between described power supply and the rectifier bridge, and the circuit between described power supply and the rectifier bridge is carried out closure or cut-out.
Preferably, in above-mentioned appliance controller, described apparatus ' of standby comprises relay, driving circuit and second microcontroller, described relay is connected on the circuit between described power supply and the rectifier bridge, so that this circuit is carried out closure or cut-out, described driving circuit is connected between described relay and second microcontroller.
Preferably, in above-mentioned appliance controller, described apparatus ' of standby also comprises rechargeable battery, and described rechargeable battery is connected with relay with described second microcontroller respectively and provides voltage for it.
Preferably, in above-mentioned appliance controller, described rechargeable battery also electrically is connected with described Switching Power Supply, and described Switching Power Supply is charged to described rechargeable battery.
Preferably, in above-mentioned appliance controller, electrically connect between described first microcontroller and described second microcontroller and mutual transfer instruction.
Preferably, in above-mentioned appliance controller, described apparatus ' of standby also comprises infrared receiving circuit, and described infrared receiving circuit is connected in described second microcontroller.
Preferably, in above-mentioned appliance controller, the both sides of described relay are parallel with emergency button.
Preferably, in above-mentioned appliance controller, described emergency button is pushbutton switch.
Preferably, in above-mentioned appliance controller, described appliance controller also comprises infrared receiving circuit, and described infrared receiving circuit is connected in described first microcontroller.
Compared with prior art, appliance controller of the present invention is by being in series with apparatus ' of standby in power circuit, when appliance controller is in holding state, the apparatus ' of standby circuit of cutting off the electricity supply, power circuit powers for the The whole control circuit, thereby realized zero-power, reduced energy dissipation.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Figure 1 shows that the principle schematic of appliance controller in the prior art;
Figure 2 shows that the principle schematic of appliance controller in the specific embodiment of the invention.
Embodiment
The object of the invention is to provide a kind of appliance controller, and this appliance controller does not produce any power consumption when holding state.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is described in detail, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work belongs to the scope of protection of the invention.
Join shown in Figure 2ly, appliance controller 20 is applied in the electrical equipment such as air-conditioning, computer, communication system, home videos, audio system, is a kind ofly to move or device out of service by which kind of mode in order to control above-mentioned electrical equipment.
Appliance controller 20 is powered by power supply 21, comprises rectifier bridge 22, filter capacitor 23, Switching Power Supply 24 and first microcontroller 25.Wherein, power supply 21 is connected with rectifier bridge 22 and provides voltage for it, filter capacitor 23 is connected in the two ends of rectifier bridge 22, and the output terminal of rectifier bridge 22 is connected with Switching Power Supply 24, and Switching Power Supply 24 is connected to first microcontroller 25 and load 26 and provides voltage for it.
Rectifier bridge 22 is that several (two or four) commutation diodes are enclosed in the bridge rectification device of forming together, and main effect still is converted to direct current to alternating current, rectification just.
Filter capacitor 23 is installed in the rectification circuit two ends and exchanges a kind of energy storage device that the pulse ripple coefficient promotes efficient smooth direct current output in order to reduce, and we are called filter capacitor to this device.Alternating current need be converted in the galvanic circuit at all, filter capacitor be set make the serviceability of electronic circuit more stable, also reduce the interference of alternation pulse ripple to electronic circuit simultaneously.The symbol of filter capacitor in circuit generally used " C " expression, and electric capacity is more big, and filtering performance is more good.In order to obtain better DC stabilization coefficient, electric capacity is typically chosen in hundreds of microfarads or more than thousands of microfarad.
Switching Power Supply 24 is to utilize modern power electronics technology, and the time ratio that the gauge tap pipe turns on and off is kept a kind of power supply of regulated output voltage, and Switching Power Supply generally is made of pulse-length modulation (PWM) control IC and MOSFET.
First microcontroller 25 is to have concentrated elements such as CPU, ROM, RAM, I/O Interface, timer/counter, interrupt system at a block semiconductor chip, constitutes a complete digital machine.It can be controlled by the controller button.
The principle of work of appliance controller 20 is: power supply 21 provides the electric main power supply of 220V, and input to whole appliance controller circuit, then through rectifier bridge 22 rectifications, and after filter capacitor 23 filtering, form the voltage of 310VDC, after Switching Power Supply 24, form as required more various needs DC low-voltage (as 5VDC, 12VDC, 15VDC etc.), supply with first microcontroller 25 and various driving circuits and low-voltage direct load 26.When holding state, first microcontroller 25 sends instruction and makes load 26 outages.
Appliance controller 20 also comprises apparatus ' of standby 27, and apparatus ' of standby 27 is connected between power supply 21 and the rectifier bridge 22.Apparatus ' of standby 27 can carry out closure or cut-out to the circuit between power supply 21 and the rectifier bridge 22.When holding state, apparatus ' of standby 27 cut off the electricity supply 21 and rectifier bridge 22 between circuit, at this moment, power supply 11 can't be powered to the The whole control circuit, thus whole appliance controller 20 is without any energy loss.
Apparatus ' of standby 27 comprises relay 271, driving circuit 272, second microcontroller 273, rechargeable battery 274, infrared receiving circuit 275 and emergency button 276.Wherein, relay 271 is connected on the circuit between power supply 21 and the rectifier bridge 22, and relay 271 can carry out closure or cut-out to this circuit; Driving circuit 272 is connected between relay 271 and second microcontroller 273, carries out work in order to drive relay 271; Second microcontroller 273 electrically connects between second microcontroller 273 and first microcontroller 25 in order to send " closure " or " unlatchings " and instruct driving relay 271 and relay 271, and transfer instruction mutually; Rechargeable battery 274 is connected with relay 271 with second microcontroller 273 respectively and for it provides voltage, rechargeable battery 274 also electrically connects with Switching Power Supply 24, and 24 pairs of rechargeable batteries 274 of Switching Power Supply charge; Infrared receiving circuit 275 is connected with second microcontroller 273, and it can receive the instruction of telepilot " start " or " shutdown ", and this instruction is transferred to second microcontroller 273; Emergency button 276 is connected in parallel on the two ends of relay 271, cause power consumption deficiency that rechargeable battery 274 stores when being in holding state for a long time so that during relay 271 adhesives, the user can enable emergency button 276, makes relay 271 contact short circuits, thereby makes civil power insert Switching Power Supply 24.Emergency button 276 is preferably push-button switch, is easy to expect, also can adopt other conventional switches.
Second microcontroller 273 is to have concentrated elements such as CPU, ROM, RAM, I/O Interface, timer/counter, interrupt system at a block semiconductor chip, constitutes a complete digital machine.Act as reception shutdown and starting-up signal at this, and the instruction of sending disconnection or closing relay 271, carry out communication with first microcontroller 25 simultaneously;
Infrared receiving circuit 275 is circuit modules that a kind of data to satisfactory infrared transmission receive decoding.Infrared ray is the electromagnetic wave of wavelength between 750nm to 1mm, and its frequency is higher than microwave and is lower than visible light, is the light that a kind of people's eyes be can't see.
Rechargeable battery 274 is secondary cell again, can discharge in application, also can be charged by charger.So, secondary cell storage power, rather than produce power.In other embodiments, the charge power supply of rechargeable battery 274 can be supplied by other power supplys, is not to be limited to Switching Power Supply 24.The power supply supply that rechargeable battery 274, the second microcontrollers 273 and relay 271 also can be set in the appliance controller 20 of the present invention can be passed through other power supply approach.
Relay 271 is a kind of when input quantity (electricity, magnetic, sound, light, heat) when reaching certain value, and the automatic control device that great-jump-forward changes will take place output quantity.
The principle of work of appliance controller 20 is as follows:
(1) appliance controller 20 is not when receiving start-up command: the relay 271 of apparatus ' of standby 27 is in off-state, thereby makes appliance controller 10 outage and do not produce any power consumption, thereby realizes zero stand-by power consumption;
During (2) by remote-control closedown: the power supply of apparatus ' of standby 27 is rechargeable batteries 274, after infrared receiving circuit 275 receives the off signal of telepilot, second microcontroller 273 sends instruction, relay 271 is disconnected, thereby make appliance controller 20 outages and do not produce any power consumption, thereby realize zero stand-by power consumption;
When (3) shutting down by the controller button: after first microcontroller 25 receives shutdown command, send shutdown command to second microcontroller 273, the second microcontrollers 273 by serial communication and send instruction relay 271 is disconnected; Thereby the input power supply of appliance controller 20 disconnects, and realizes zero stand-by power consumption;
During (4) by remote-controlled start-up: after infrared receiving circuit 275 receives the telepilot starting-up signal, second microcontroller 273 sends instruction, make relay 271 closures, thereby appliance controller 20 is got, in addition, the concrete telecommand of start that second microcontroller 273 will receive is by being transferred to first microcontroller 25 of appliance controller with serial communication, thereby realizes moving by telecommand;
(5) power supply of apparatus ' of standby 27: during standby, relay 271 disconnects, so relay coil does not produce power consumption, has only infrared receiving circuit 275 and 273 work of second microcontroller, and this moment, power consumption was very little, and was powered by the electric energy that rechargeable battery stores; When start, relay 271 closures, relay coil produces power consumption, and this moment, Switching Power Supply 24 charged the battery, and made battery keep sufficient electric energy.
(6) cause power consumption deficiency that rechargeable battery 274 stores when being in holding state for a long time so that during relay 271 adhesives, the user can enable emergency button 276 (pushbutton switch), make relay 271 contact short circuits, thereby make civil power insert Switching Power Supply 24, Switching Power Supply 24 electric after, electric equipment can be just can operate as normal, after charging in several hours, battery can satisfy the relay adhesive, the user can be set to off-state with emergency button 276, is in the zero-power state when making standby.
In other embodiments, infrared receiving circuit 275 also can be connected with first microcontroller 25, and when infrared receiving circuit 275 received telepilot start or off signal, first microcontroller 25 transferred to second microcontroller 273 with instruction.
In sum, appliance controller of the present invention is by be in series with apparatus ' of standby in power circuit, when appliance controller is in holding state, the apparatus ' of standby circuit of cutting off the electricity supply, power circuit powers for the The whole control circuit, thereby has realized zero-power, has reduced energy dissipation.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and under the situation that does not deviate from spirit of the present invention or essential characteristic, can realize the present invention with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present invention is limited by claims rather than above-mentioned explanation, therefore is intended to include in the present invention dropping on the implication that is equal to important document of claim and all changes in the scope.Any Reference numeral in the claim should be considered as limit related claim.
In addition, be to be understood that, though this instructions is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of instructions only is for clarity sake, those skilled in the art should make instructions as a whole, and the technical scheme among each embodiment also can form other embodiments that it will be appreciated by those skilled in the art that through appropriate combination.

Claims (9)

1. appliance controller, comprise: rectifier bridge, filter capacitor, Switching Power Supply and first microcontroller, described rectifier bridge is connected with power supply and provides voltage by power supply for it, described filter capacitor is connected in the two ends of described rectifier bridge, the output terminal of described rectifier bridge is connected with Switching Power Supply, described Switching Power Supply is connected to described first microcontroller and load and provides voltage for it, it is characterized in that: described appliance controller also comprises apparatus ' of standby, described apparatus ' of standby is connected between described power supply and the rectifier bridge, and the circuit between described power supply and the rectifier bridge is carried out closure or cut-out.
2. appliance controller according to claim 1, it is characterized in that: described apparatus ' of standby comprises relay, driving circuit and second microcontroller, described relay is connected on the circuit between described power supply and the rectifier bridge, so that this circuit is carried out closure or cut-out, described driving circuit is connected between described relay and second microcontroller.
3. appliance controller according to claim 2, it is characterized in that: described apparatus ' of standby also comprises rechargeable battery, described rechargeable battery is connected with relay with described second microcontroller respectively and provides voltage for it.
4. appliance controller according to claim 3, it is characterized in that: described rechargeable battery also electrically is connected with described Switching Power Supply, and described Switching Power Supply is charged to described rechargeable battery.
5. appliance controller according to claim 2 is characterized in that: electrically connect between described first microcontroller and described second microcontroller and mutual transfer instruction.
6. appliance controller according to claim 2, it is characterized in that: described apparatus ' of standby also comprises infrared receiving circuit, described infrared receiving circuit is connected in described second microcontroller.
7. appliance controller according to claim 2, it is characterized in that: the both sides of described relay are parallel with emergency button.
8. appliance controller according to claim 7, it is characterized in that: described emergency button is pushbutton switch.
9. appliance controller according to claim 1, it is characterized in that: described appliance controller also comprises infrared receiving circuit, described infrared receiving circuit is connected in described first microcontroller.
CN2012100284220A 2012-02-09 2012-02-09 Electric appliance controller Pending CN103246208A (en)

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CN2012100284220A CN103246208A (en) 2012-02-09 2012-02-09 Electric appliance controller

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103543643A (en) * 2012-07-13 2014-01-29 苏州三星电子有限公司 Electric appliance standby power saving control circuit
CN105278356A (en) * 2014-06-16 2016-01-27 青岛海尔空调器有限总公司 Air conditioner and low-standby-power-consumption circuit thereof
WO2017161730A1 (en) * 2016-03-23 2017-09-28 京东方科技集团股份有限公司 Standby control circuit and operation method therefor, and playback device
CN111928427A (en) * 2020-07-30 2020-11-13 海信（山东）空调有限公司 Air conditioner control system, air conditioner and control method thereof

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Publication number Priority date Publication date Assignee Title
CN200979659Y (en) * 2006-12-05 2007-11-21 刘可清 A household electric appliance controller
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CN201845300U (en) * 2010-11-19 2011-05-25 东莞市金河田实业有限公司 Zero stand-by power consumption computer power
CN201957153U (en) * 2010-11-05 2011-08-31 康佳集团股份有限公司 Television realizing standby with zero power consumption of power grid
CN202067106U (en) * 2011-05-26 2011-12-07 深圳市凯丰达科技有限公司 Energy-saving control device
CN102331726A (en) * 2011-07-14 2012-01-25 王稳忠 Standby energy conservation electronic module of intelligent electric apparatus
CN202135235U (en) * 2011-07-12 2012-02-01 青岛海信电器股份有限公司 Low power consumption standby circuit and TV

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200979659Y (en) * 2006-12-05 2007-11-21 刘可清 A household electric appliance controller
CN201340528Y (en) * 2008-12-16 2009-11-04 钱和革 Zero-power time-limited standby control circuit of household appliances
CN101867293A (en) * 2009-04-15 2010-10-20 钱和革 Batch type current consuming quasi-zero power consumption standby control circuit
CN201957153U (en) * 2010-11-05 2011-08-31 康佳集团股份有限公司 Television realizing standby with zero power consumption of power grid
CN201845300U (en) * 2010-11-19 2011-05-25 东莞市金河田实业有限公司 Zero stand-by power consumption computer power
CN202067106U (en) * 2011-05-26 2011-12-07 深圳市凯丰达科技有限公司 Energy-saving control device
CN202135235U (en) * 2011-07-12 2012-02-01 青岛海信电器股份有限公司 Low power consumption standby circuit and TV
CN102331726A (en) * 2011-07-14 2012-01-25 王稳忠 Standby energy conservation electronic module of intelligent electric apparatus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103543643A (en) * 2012-07-13 2014-01-29 苏州三星电子有限公司 Electric appliance standby power saving control circuit
CN105278356A (en) * 2014-06-16 2016-01-27 青岛海尔空调器有限总公司 Air conditioner and low-standby-power-consumption circuit thereof
CN105278356B (en) * 2014-06-16 2017-10-13 青岛海尔空调器有限总公司 A kind of circuit of air conditioner and its low standby power loss
WO2017161730A1 (en) * 2016-03-23 2017-09-28 京东方科技集团股份有限公司 Standby control circuit and operation method therefor, and playback device
US10396591B2 (en) 2016-03-23 2019-08-27 Boe Technology Group Co., Ltd. Standby control circuit and operating method thereof, playing apparatus
CN111928427A (en) * 2020-07-30 2020-11-13 海信（山东）空调有限公司 Air conditioner control system, air conditioner and control method thereof

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Application publication date: 20130814