CN202652084U - Switch-power-supply digital-display voltage-adjustable controller - Google Patents
Switch-power-supply digital-display voltage-adjustable controller Download PDFInfo
- Publication number
- CN202652084U CN202652084U CN 201220107343 CN201220107343U CN202652084U CN 202652084 U CN202652084 U CN 202652084U CN 201220107343 CN201220107343 CN 201220107343 CN 201220107343 U CN201220107343 U CN 201220107343U CN 202652084 U CN202652084 U CN 202652084U
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- power supply
- adjustable controller
- adapter
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Abstract
The utility model provides a switch-power-supply digital-display voltage-adjustable controller. The control comprises a switch power supply adapter, a voltage-adjustable controller and a DC output adapter. The switch power supply adapter is connected with a voltage-adjustable controller input terminal through a three-core connection DC line. An output terminal of the voltage-adjustable controller is connected with the DC output adapter through a two-core DC output line. The DC output adapter is directly connected with an electric appliance and is power on. By using the switch-power-supply digital-display voltage-adjustable controller provided in the utility model, the output of a switch power supply output voltage can be adjusted arbitrarily and different output terminal conversion seats carry out conversion output, which can satisfy an adaption voltage of all kinds of household appliances. Therefore, the switch power supply adapter can be generally used in the household appliances. A problem that the switch power supply adapter can not be generally used in the household appliances is solved. Convenience is brought for a business trip and a travel. Simultaneously, production cost is reduced and energy is saved.
Description
Technical field
The utility model relates to the switch power technology field, relates in particular to a kind of Switching Power Supply numeral and shows the voltage adjustable controller.
Background technology
Along with popularizing of various domestic electronic appliances, such as computer, health care massage class, small household appliances class, electric type, can use switch power source adapter to each electronic product.Switch power source adapter has become people's daily necessities; But the adaptive utilization voltage of each electronic product is different, and electrical appliance only has switch power source adapter of the corresponding pairing of each product.
The Switching Power Supply of selling in the market is for fixing output voltage and only for the single power supply of adaptive electrical appliance, can not be to other electrical appliance power supply, thereby cause in the family switch power source adapter numerous, the daily life to the people during use is inconvenient greatly, causes the waste of Switching Power Supply excess resource.And the Switching Power Supply disunity, particularly go on a journey and carry a lot of power supplys, the consumer is said it also is that a kind of burden is burdensome.
Summary of the invention
The purpose of this utility model is to provide a kind of Switching Power Supply numeral to show the voltage adjustable controller, unifies the use problem with convenient solution consumer's electrical appliance and switch power source adapter.
The purpose of this utility model is achieved through the following technical solutions.
A kind of Switching Power Supply numeral shows the voltage adjustable controller, comprise: switch power source adapter, voltage adjustable controller and DC output adapter, described switch power source adapter connects the DC line by three cores and links to each other with voltage adjustable controller input, described voltage adjustable controller output links to each other with DC output adapter through two core DC output lines, and DC output adapter directly is connected energising with electrical appliance.
Preferably, described voltage adjustable controller comprises power-supplying circuit, key circuit, single-chip microcomputer, voltage-regulation control circuit and display circuit, described power-supplying circuit input termination switch power supply adaptor, its first output links to each other with DC output adapter, the second output links to each other with single-chip microcomputer, described single-chip microcomputer the first output termination key circuit, single-chip microcomputer the second output termination display circuit, single-chip microcomputer the 3rd output links to each other with the voltage-regulation control circuit, and described voltage-regulation control circuit is set up two-way the connection by voltage adjustable control line with power supply adaptor.
Preferably, described voltage adjustable controller also comprises backlight circuit, and described backlight circuit links to each other with described single-chip microcomputer.
Preferably, described backlight circuit is comprised of light-emitting diode, resistance and triode.
The utility model compared with prior art, beneficial effect is: the Switching Power Supply numeral demonstration voltage adjustable controller that the utility model provides can be accomplished any adjustable output of switch power source output voltage, add different lead-out terminal conversion seat conversion output, can satisfy the adapt voltages of the various electrical equipment of family expenses, reach a switch power source adapter to the effect of universal for household electrical appliance, greatly solved the uncurrent difficult problem of Household appliance switch power supply adaptor, also bring more conveniently for out of town trip, reduce production costs simultaneously, energy savings.
Description of drawings
Fig. 1 is that the utility model Switching Power Supply numeral shows voltage adjustable controller theory diagram;
Fig. 2 ~ Fig. 5 is the circuit theory diagrams that the utility model Switching Power Supply numeral shows each part of voltage adjustable controller.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 1, Fig. 2 ~ shown in Figure 5, the utility model Switching Power Supply numeral shows that the voltage adjustable controller comprises switch power source adapter, voltage adjustable controller and DC output adapter.The alternating current input connects the DC line through switch power source adapter by three cores and links to each other with voltage adjustable controller input, and voltage adjustable controller output links to each other with DC output adapter through two core DC output lines, and DC output adapter directly is connected energising with electrical appliance.
Wherein, the voltage adjustable controller comprises power-supplying circuit, key circuit, single-chip microcomputer, backlight circuit and display circuit, voltage-regulation control circuit, power-supplying circuit input termination switch power supply adaptor, its first output links to each other with DC output adapter, the second output links to each other with single-chip microcomputer, single-chip microcomputer the first output termination key circuit, the second output termination backlight circuit and display circuit, single-chip microcomputer the 3rd output links to each other with the voltage-regulation control circuit, and the voltage-regulation control circuit is set up two-way the connection by voltage adjustable control line with power supply adaptor.
Wherein, backlight display circuit is comprised of light-emitting diode BL1, resistance R 3, triode Q1, display screen LCD1; Key circuit is comprised of pull-up resistor R10, R11, shift knob S1, TS1.
Among Fig. 2 ~ Fig. 5, the AC power supplies input line provides operating voltage to Switching Power Supply, switch power source adapter startup work is by switch high transformer power conversion output voltage, output voltage connects the DC line through three cores and is connected to (V+IN, V-IN, KZ) end, and one road warp (V+OUT, V-OUT) two core DC output lines are DC output adapter power supply output.One the tunnel provides power supply to single-chip microcomputer, and R12, U2 voltage stabilizing supply power to single-chip microcomputer (U1) 7 pin in the power-supplying circuit, and single-chip microcomputer is started working, and the relevant pin position of single-chip microcomputer drives LCD1 and shows current control voltage.Set and draw R10 to provide upper bias-voltage to U1 power supply VCC on button (SET) S1, the level variation level changes by the U1(1 pin when pressing setting (SET) S1) input S1 button settings voltage, simultaneously by LCD1 display setting voltage.The information of voltage parameter that sets is with (R1-R9) resistance makes up final setting voltage value, carried out switch power source adapter voltage stabilizing IC(TL431 by the voltage-regulation control line that three cores connect in the DC line again by R1-R9 output KZ port by U1 combination IO mouth) G foot control system, change (TL431) G underfooting and partially be worth size adjustment output supply power voltage numerical value.Configuration switch power supply (TL431) G pin biasing size determines the height of output voltage, and (VO=Vrefc (1+R1/R2) (Vrefc=2.5V) for output voltage TL431 computing formula.Therefore by the size adjustment output voltage of utility model regulating and controlling line traffic control TL431 bias voltage, the realization Switching Power Supply is powered to various electrical appliances.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (4)
1. a Switching Power Supply numeral shows the voltage adjustable controller, it is characterized in that, comprise: switch power source adapter, voltage adjustable controller and DC output adapter, described switch power source adapter connects the DC line by three cores and links to each other with voltage adjustable controller input, described voltage adjustable controller output links to each other with DC output adapter through two core DC output lines, and DC output adapter directly is connected energising with electrical appliance.
2. Switching Power Supply numeral as claimed in claim 1 shows the voltage adjustable controller, it is characterized in that, described voltage adjustable controller comprises power-supplying circuit, key circuit, single-chip microcomputer, voltage-regulation control circuit and display circuit, described power-supplying circuit input termination switch power supply adaptor, its first output links to each other with DC output adapter, the second output links to each other with single-chip microcomputer, described single-chip microcomputer the first output termination key circuit, single-chip microcomputer the second output termination display circuit, single-chip microcomputer the 3rd output links to each other with the voltage-regulation control circuit, and described voltage-regulation control circuit is set up two-way the connection by voltage adjustable control line with power supply adaptor.
3. Switching Power Supply numeral as claimed in claim 2 shows the voltage adjustable controller, it is characterized in that, described voltage adjustable controller also comprises backlight circuit, and described backlight circuit links to each other with described single-chip microcomputer.
4. Switching Power Supply numeral as claimed in claim 3 shows the voltage adjustable controller, it is characterized in that, described backlight circuit is comprised of light-emitting diode, resistance and triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220107343 CN202652084U (en) | 2012-03-21 | 2012-03-21 | Switch-power-supply digital-display voltage-adjustable controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220107343 CN202652084U (en) | 2012-03-21 | 2012-03-21 | Switch-power-supply digital-display voltage-adjustable controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202652084U true CN202652084U (en) | 2013-01-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220107343 Expired - Lifetime CN202652084U (en) | 2012-03-21 | 2012-03-21 | Switch-power-supply digital-display voltage-adjustable controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202652084U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103634989A (en) * | 2013-12-03 | 2014-03-12 | 深圳市朗科智能电气股份有限公司 | Device and method for setting LED drive power output parameters |
| CN106136643A (en) * | 2016-07-01 | 2016-11-23 | 芜湖宝瓶智能化服务外包有限公司 | A kind of desk tops multifunctional low-voltage electric power system |
-
2012
- 2012-03-21 CN CN 201220107343 patent/CN202652084U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103634989A (en) * | 2013-12-03 | 2014-03-12 | 深圳市朗科智能电气股份有限公司 | Device and method for setting LED drive power output parameters |
| CN103634989B (en) * | 2013-12-03 | 2015-09-02 | 深圳市朗科智能电气股份有限公司 | A kind of device and method that LED drive power output parameter is set |
| CN106136643A (en) * | 2016-07-01 | 2016-11-23 | 芜湖宝瓶智能化服务外包有限公司 | A kind of desk tops multifunctional low-voltage electric power system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |
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| CX01 | Expiry of patent term |