CN2894063Y - Universal intelligent power supply device - Google Patents
Universal intelligent power supply device Download PDFInfo
- Publication number
- CN2894063Y CN2894063Y CN 200620072631 CN200620072631U CN2894063Y CN 2894063 Y CN2894063 Y CN 2894063Y CN 200620072631 CN200620072631 CN 200620072631 CN 200620072631 U CN200620072631 U CN 200620072631U CN 2894063 Y CN2894063 Y CN 2894063Y
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- circuit
- input end
- output
- transformer
- output end
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- Expired - Fee Related
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Abstract
The utility model discloses a universal intelligent power device, which comprises an input end of alternation current and an input end of direct current. With a rectifier filtering circuit, the input end of alternation current is connected with a transformer, which is connected with the convertible direct current output end by the high frequency rectifier filtering circuit. And the alternating control circuit is connected with the transformer too by a switch pipe. The direct current input end is connected with the convertible direct current output end through a DC / DC converter. The utility model can output one-circuit or multi-circuit power, provide power for one or more equipment, adjust the output voltage automatically according to the voltage used by the electric equipment, therefore enabling the user to provide power for all electric equipment with just one power device.
Description
Technical field
The utility model relates to a kind of universal intelligent electric power unit.
Background technology
At present, the input mode that power supply uses mostly is single input pattern, or the AC input, or the DC input.But, development along with communication field and portable electric appts, can use the AC input, can use the equipment of DC input increasing again, and the needed electric pressure of various device also is not quite similar, therefore, different power consumption equipments need be equipped with different supply units, thereby has brought very big trouble to user's use.
Summary of the invention
The purpose of this utility model is: a kind of universal intelligent electric power unit is provided, exportable one or more, the power supply that uses for one or more equipment simultaneously, and output voltage can be according to the different and regulation voltage etc. automatically of the working voltage of power consumption equipment, make the user as long as use a kind of supply unit, just can give all power consumption equipment power supplies.
The technical solution of the utility model is: a kind of universal intelligent electric power unit, comprise ac input end, direct-flow input end and dc output end, described ac input end connects transformer circuit through current rectifying and wave filtering circuit, transformer circuit is connected with dc output end through rectifier filter circuit, direct-flow input end is connected with dc output end through a DC/DC converter circuit, the feedback signal of dc output end is connected with AC control circuit with a DC/DC converter circuit respectively through single chip machine controlling circuit, and AC control circuit is connected with transformer circuit through the switching tube circuit.
The further technical scheme of the utility model is: a kind of universal intelligent electric power unit, comprise ac input end, direct-flow input end and dc output end, described ac input end connects transformer circuit through current rectifying and wave filtering circuit, transformer circuit is connected with dc output end through rectifier filter circuit, direct-flow input end is connected with dc output end through a DC/DC converter circuit, the feedback signal of dc output end is connected with AC control circuit with a DC/DC converter circuit respectively through single chip machine controlling circuit, and AC control circuit is connected with transformer circuit through the switching tube circuit; A described rectifier filter circuit and a DC/DC converter circuit are connected with the USB output through the 2nd DC/DC converter circuit respectively.
The utility model has the advantages that:
1. the utility model is by AC or DC input mode, exportable one or more, simultaneously for the power supply of one or more equipment uses.
2. output voltage of the present utility model can automatic regulation voltage etc. make the user as long as use a kind of supply unit according to the working voltage of power consumption equipment is different, just can give all power consumption equipment power supplies.
Description of drawings
The utility model will be further described below in conjunction with embodiment:
Fig. 1 is a circuit structure diagram of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model.
Wherein: 1 ac input end; 2 direct-flow input ends; 3 dc output ends; 4 current rectifying and wave filtering circuits; 5 transformer circuits; 6 rectifier filter circuit; 7 the one DC/DC converter circuits; 8 single chip machine controlling circuits; 9 AC control circuit; 10 switching tube circuit; 11 the 2nd DC/DC converters; The 12USB output.
Embodiment
Embodiment: as shown in Figure 1, a kind of universal intelligent electric power unit, comprise ac input end 1, direct-flow input end 2 and dc output end 3, described ac input end 1 connects transformer circuit 5 through current rectifying and wave filtering circuit 4, transformer circuit 5 is connected with dc output end 3 through rectifier filter circuit 6, direct-flow input end 2 is connected with dc output end 3 through a DC/DC converter circuit 7, the feedback signal of dc output end 3 is connected with AC control circuit 9 with a DC/DC converter circuit 7 respectively through single chip machine controlling circuit 8, AC control circuit 9 is connected with transformer circuit 5 through switching tube circuit 10, and a rectifier filter circuit 6 and a DC/DC converter circuit 7 are connected with USB output 12 through the 2nd DC/DC converter circuit 11 respectively.
Operation principle of the present utility model as shown in Figure 2.
The exchange conversion direct current component: civil power 100V-240V passes through filtering capacitor C 01, common mode inductance T01 and T02 again through fuse F01, by obtaining direct voltage after the rectifier bridge heap BD01 rectification, behind filter capacitor C02, produces high direct voltage DC130V-300V.Exchange the drive waveforms that the output of control chip SU01 (SG6841) the 8th pin can change duty ratio, Q01 conducting of pull switch pipe and closure, transformer T02 connects high voltage direct current, because switching tube Q01 conducting and closure produce alternating magnetic field on the former limit of transformer and are coupled to transformer pair output dc voltage behind rectifying and wave-filtering.Output voltage feeds back to chip SU01 (SG6841) by light lotus root U01 thereby the 2nd pin changes the output waveform duty ratio realizes regulating the output voltage height.
DC converting direct current component: after 11 filtering of input 10.5V-16V direct current process capacitor C, by inductance T04, DC control chip SU02 (MC34063) the 2nd pin output can change the drive waveforms of duty ratio, control switch pipe Q02 by open and close change by inductance T04 electric current produce induced electromotive force by rectifying tube D05 rectification after output dc voltage.Voltage feeds back to the duty ratio that control chip SU02 (MC34063) the 5th pin changes 2 pin output waveforms by sample resistance SR20, SR21, thereby realizes regulating the output voltage height.
USB DC converting direct current component: output voltage by DC/DC step-down chip U03 () directly with output voltage 15V-24V step-down after inductance T05, capacitor C 04 output 5V/500mA direct current.
Automatic voltage is regulated: when dc output end 3 with after power consumption equipment is connected, by inner single-chip microcomputer SU03 (EM78P458) the 6th, 7,8,9,10 foot control system triode Q03, Q04, Q05, Q06, Q07 conducting resistance SR40, SR41, SR42, SR43, SR44 are parallel to sample resistance SR20 change voltage and just export the voltage of one group of circulation saltus step.If when detecting power consumption equipment voltage and output voltage and coincideing, when promptly sample resistance RL1 had electric current to flow through, the single-chip microcomputer record also kept present voltage to export.
The utility model is by AC or DC input mode, exportable one or more, simultaneously for the power supply of one or more equipment uses; Output voltage of the present utility model can automatic regulation voltage etc. make the user as long as use a kind of supply unit according to the working voltage of power consumption equipment is different, just can give all power consumption equipment power supplies.
Claims (2)
1. universal intelligent electric power unit, comprise ac input end (1), direct-flow input end (2) and dc output end (3), it is characterized in that: described ac input end (1) connects transformer circuit (5) through current rectifying and wave filtering circuit (4), transformer circuit (5) is connected with dc output end (3) through rectifier filter circuit (6), direct-flow input end (2) is connected with dc output end (3) through a DC/DC converter circuit (7), the feedback signal of dc output end (3) is connected with AC control circuit (9) with a DC/DC converter circuit (7) respectively through single chip machine controlling circuit (8), and AC control circuit (9) is connected with transformer circuit (5) through switching tube circuit (10).
2. universal intelligent electric power unit according to claim 1 is characterized in that: a described rectifier filter circuit (6) and a DC/DC converter circuit (7) are connected with USB output (12) through the 2nd DC/DC converter circuit (11) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620072631 CN2894063Y (en) | 2006-04-13 | 2006-04-13 | Universal intelligent power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620072631 CN2894063Y (en) | 2006-04-13 | 2006-04-13 | Universal intelligent power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2894063Y true CN2894063Y (en) | 2007-04-25 |
Family
ID=38062212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620072631 Expired - Fee Related CN2894063Y (en) | 2006-04-13 | 2006-04-13 | Universal intelligent power supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2894063Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014040529A1 (en) * | 2012-09-11 | 2014-03-20 | Huawei Technologies Co., Ltd. | Flexible rectifier for providing variety of on-demand voltages |
| CN106773958A (en) * | 2016-12-16 | 2017-05-31 | 北京电子工程总体研究所 | A kind of general electric power system of control circuit |
-
2006
- 2006-04-13 CN CN 200620072631 patent/CN2894063Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014040529A1 (en) * | 2012-09-11 | 2014-03-20 | Huawei Technologies Co., Ltd. | Flexible rectifier for providing variety of on-demand voltages |
| US9712073B2 (en) | 2012-09-11 | 2017-07-18 | Futurewei Technologies, Inc. | Flexible rectifier for providing a variety of on-demand voltages |
| US10790760B2 (en) | 2012-09-11 | 2020-09-29 | Futurewei Technologies, Inc. | Flexible rectifier for providing a variety of on-demand voltages |
| CN106773958A (en) * | 2016-12-16 | 2017-05-31 | 北京电子工程总体研究所 | A kind of general electric power system of control circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |