CN201328158Y - Standby power-supply circuit and electronic device - Google Patents
Standby power-supply circuit and electronic device Download PDFInfo
- Publication number
- CN201328158Y CN201328158Y CNU2008202136561U CN200820213656U CN201328158Y CN 201328158 Y CN201328158 Y CN 201328158Y CN U2008202136561 U CNU2008202136561 U CN U2008202136561U CN 200820213656 U CN200820213656 U CN 200820213656U CN 201328158 Y CN201328158 Y CN 201328158Y
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- China
- Prior art keywords
- circuit
- storage device
- energy storage
- diode
- standby power
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Abstract
The utility model belongs to the field of the solar electric source, and provides a standby power-supply circuit and an electronic device; the standby power-supply circuit comprises a solar battery board, an energy storage device, a first diode and a voltage stabilizing circuit; one end of the solar battery board is grounded, and the other end is connected with the anode of the first diode; the cathode of the first diode is connected with one end of the energy storage device, and the other end of the energy storage device is grounded; one end of the energy storage device is also connected with the standby circuit through the voltage stabilizing circuit. The standby power-supply circuit is power supplied by the solar energy, so that the electronic device is free from consuming the 220 V power source during the standby status, thereby realizing the standby zero power consumption and saving the electric power.
Description
Technical field
The utility model belongs to the solar-electricity source domain, relates in particular to a kind of standby power circuit and electronic equipment.
Background technology
Along with the global energy growing tension, energy savings more and more comes into one's own, and the power consumption that reduces electronic equipment also more and more is worth advocating.
Television set is one of indispensable household electrical appliance in the daily life, and the stand-by power consumption of television set is a urgent problem always.The stand-by power consumption of television set is meant the power that television set is consumed under holding state, the power that mainly comprises power unit, CPU and stand-by circuit and consumed.The power consumption of this part occurs under standby (inoperative) state of television set, therefore with respect to the user without any influence, but the consumption of the energy but exists always, promptly when the user was made as standby not seeing TV programme with television set, the stand-by circuit in the television set is the energy in consuming the 220V power supply still.
The utility model content
The purpose of this utility model is to provide a kind of standby power circuit, and being intended to solve stand-by circuit needs the power supply of 220V power supply to cause the problem of energy resource consumption.
The utility model is achieved in that a kind of standby power circuit, comprising:
Solar panel, energy storage device, first diode and voltage stabilizing circuit;
One end ground connection of described solar panel, the other end connects the positive pole of described first diode;
The negative pole of described first diode is connected with an end of described energy storage device, the other end ground connection of described energy storage device; One end of described energy storage device also is connected with stand-by circuit by described voltage stabilizing circuit.
Another purpose of the present utility model is to provide a kind of electronic equipment that adopts above-mentioned standby power circuit.
The standby power circuit that the utility model provides adopts solar energy to power to stand-by circuit, makes electronic equipment need not to consume the 220V power supply when holding state, has realized the standby zero-power, has saved electric energy.
Description of drawings
Fig. 1 is the structure chart of the standby power circuit that provides of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The standby power circuit that the utility model embodiment provides adopts solar energy to power to stand-by circuit, makes electronic equipment need not to consume the 220V power supply when holding state, has realized the standby zero-power.
The standby power circuit that the utility model embodiment provides is mainly used in the electronic equipments such as television set, mobile communication terminal, and its structure for convenience of explanation, only shows the part relevant with the utility model as shown in Figure 1, and details are as follows.
The standby power circuit comprises: solar panel 1, energy storage device 2, the first diode D1 and voltage stabilizing circuit 3; Wherein, an end ground connection of solar panel 1, the other end connects the positive pole of the first diode D1; The negative pole of the first diode D1 is connected with an end of energy storage device 2, the other end ground connection of energy storage device 2, and an end of energy storage device 2 also is connected with stand-by circuit 4 by voltage stabilizing circuit 3.
Solar panel 1 can be installed on the shell of electronic equipment or other the convenient places that can accept illumination again of installing.Solar panel 1 absorbs luminous energy, is electric energy with transform light energy, and by the first diode D1 with power storage in energy storage device 2, energy storage device 2 offers stand-by circuit 4 power supplies by voltage stabilizing circuit 3 with electric energy; Make electronic equipment under holding state, not need former power-supply system (220V voltage) power supply, realized the standby zero-power, saved electric energy, non-environmental-pollution simultaneously.
As an embodiment of the present utility model, energy storage device 2 can be electric capacity, also can be rechargeable battery, can also be any device that can storage of electrical energy.
In the utility model embodiment, voltage stabilizing circuit 3 further comprises: the second diode D2 and the voltage-stabiliser tube 31 that are connected in series successively; The positive pole of the second diode D2 is connected to an end of energy storage device 2, and the negative pole of the second diode D2 is connected to the input of voltage-stabiliser tube 31; The output of voltage-stabiliser tube 31 is connected with stand-by circuit 4.Voltage stabilizing circuit 3 is used for burning voltage, stable operating voltage is provided for stand-by circuit 4.
In the utility model embodiment, stand-by circuit 4 comprises: the microcontroller 41 of Lian Jieing, readiness control circuit 42 and power supply switch circuit 43 and the filter circuit that is connected with microcontroller 41 successively; Filter circuit is connected between voltage-stabiliser tube 31 and the microcontroller 41.As an embodiment of the present utility model, filter circuit further comprises the first filter capacitor C1 and the second filter capacitor C2, wherein, the end ground connection of the first filter capacitor C1, the other end is connected between voltage-stabiliser tube 31 and the microcontroller 41; The second filter capacitor C2 and the first filter capacitor C1 are connected in parallel.
The operation principle of the standby power circuit that the utility model embodiment provides now is described in detail in detail in conjunction with Fig. 1: is electric energy by solar panel 1 with transform light energy, electric energy charges to energy storage device 2 by the first diode D1, wherein the first diode D1 plays the forward conduction effect, to guarantee by the charging work to energy storage device 2 of the electric energy of transform light energy.When television set was in holding state, the electric energy that energy storage device 2 discharges gave stand-by circuit 4 power supplies by voltage stabilizing circuit 3.Wherein, voltage stabilizing circuit 3 is used for burning voltage, guarantees stand-by circuit 4 operate as normal.4 of stand-by circuits no longer need the 220V power supply that electric energy is provided, but are powered by the electric energy that energy storage device 2 stores.
Tube television receiver is not in open state or off-mode, as long as solar panel 1 can charge to energy storage device 2 when light is arranged, can guarantee the operate as normal of stand-by circuit 4.
Therefore, when television set is in holding state, originally needed to use the 220V power supply to provide the stand-by circuit 4 of electric energy no longer to need to use the 220V power supply, realized the purpose of standby zero-power, saved the energy simultaneously again without any pollution.
The standby power circuit that the utility model provides adopts solar energy to power to stand-by circuit, makes electronic equipment need not to consume the 220V power supply when holding state, has realized the standby zero-power, has saved electric energy.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (7)
1, a kind of standby power circuit is characterized in that, described standby power circuit comprises:
Solar panel, energy storage device, first diode and voltage stabilizing circuit;
One end ground connection of described solar panel, the other end connects the positive pole of described first diode;
The negative pole of described first diode is connected with an end of described energy storage device, the other end ground connection of described energy storage device; One end of described energy storage device also is connected with stand-by circuit by described voltage stabilizing circuit.
2, standby power circuit as claimed in claim 1 is characterized in that, described energy storage device is an electric capacity.
3, standby power circuit as claimed in claim 1 is characterized in that, described voltage stabilizing circuit comprises:
Second diode and the voltage-stabiliser tube that are connected in series successively;
The positive pole of described second diode is connected to an end of described energy storage device, and the negative pole of described second diode is connected to the input of described voltage-stabiliser tube;
The output of described voltage-stabiliser tube is connected with stand-by circuit.
4, standby power circuit as claimed in claim 3 is characterized in that, described stand-by circuit comprises:
The microcontroller of Lian Jieing, readiness control circuit and power supply switch circuit successively, and filter circuit;
Described filter circuit is connected between described voltage-stabiliser tube and the described microcontroller.
5, standby power circuit as claimed in claim 4 is characterized in that, described filter circuit comprises:
First filter capacitor and second filter capacitor;
One end ground connection of described first filter capacitor, the other end are connected between described voltage-stabiliser tube and the described microcontroller;
Described second filter capacitor and described first filter capacitor are connected in parallel.
6, a kind of electronic equipment is characterized in that, described electronic equipment comprises the arbitrary described standby power circuit of claim 1 to 5.
7, electronic equipment as claimed in claim 6 is characterized in that, described electronic equipment is television set or mobile communication terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202136561U CN201328158Y (en) | 2008-11-19 | 2008-11-19 | Standby power-supply circuit and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202136561U CN201328158Y (en) | 2008-11-19 | 2008-11-19 | Standby power-supply circuit and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201328158Y true CN201328158Y (en) | 2009-10-14 |
Family
ID=41180118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202136561U Expired - Fee Related CN201328158Y (en) | 2008-11-19 | 2008-11-19 | Standby power-supply circuit and electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201328158Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101771839A (en) * | 2009-12-18 | 2010-07-07 | 康佳集团股份有限公司 | Circuit for lowering liquid crystal display (LCD) TV standby power consumption |
| CN102812946A (en) * | 2011-06-10 | 2012-12-12 | 北京市电力公司 | Induction bird repeller |
| CN110504699A (en) * | 2019-08-29 | 2019-11-26 | 宁波三星医疗电气股份有限公司 | A kind of energy-storage units, intelligent meter and intelligent meter system |
-
2008
- 2008-11-19 CN CNU2008202136561U patent/CN201328158Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101771839A (en) * | 2009-12-18 | 2010-07-07 | 康佳集团股份有限公司 | Circuit for lowering liquid crystal display (LCD) TV standby power consumption |
| CN101771839B (en) * | 2009-12-18 | 2015-04-15 | 康佳集团股份有限公司 | Circuit for lowering liquid crystal display (LCD) TV standby power consumption |
| CN102812946A (en) * | 2011-06-10 | 2012-12-12 | 北京市电力公司 | Induction bird repeller |
| CN110504699A (en) * | 2019-08-29 | 2019-11-26 | 宁波三星医疗电气股份有限公司 | A kind of energy-storage units, intelligent meter and intelligent meter system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091014 Termination date: 20131119 |