CN202795221U - Intelligent power line for notebook computer power supply - Google Patents
Intelligent power line for notebook computer power supply Download PDFInfo
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- CN202795221U CN202795221U CN 201220467509 CN201220467509U CN202795221U CN 202795221 U CN202795221 U CN 202795221U CN 201220467509 CN201220467509 CN 201220467509 CN 201220467509 U CN201220467509 U CN 201220467509U CN 202795221 U CN202795221 U CN 202795221U
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Abstract
The utility model relates to an intelligent power line for a notebook computer power supply, and relates to the technical field of power supply devices. The intelligent power line for the notebook computer power supply is characterized in that the third and fourth terminals of the output terminal OUT of a notebook computer power supply line are connected to the 220V voltage input terminal of the notebook computer power supply, the L terminal of a 220V alternating voltage is connected to a first pin of a double-direction controllable silicon of a triode Q1 through a third pin of the double-direction controllable silicon of the triode Q1, and the N terminal of the alternating voltage is rectified and voltage-stabilized through a diode D1 and a rectifier diode VD1 after being connected to a capacitor C1 through a resistor R8. A capacitor C2 outputs a 12V direct voltage after being filtered, wherein the positive terminal of the 12 voltage is connected with the cathode of a diode D2 and one end of a resistor R3. The other end of the R3 is connected with the anode of the diode D2 and the anode of a capacitor C3. The intelligent power line for the notebook computer power supply provided by the utility model is simple in structure and novel in circuit design. When the notebook computer is shutdown and the battery is charged, the notebook computer power supply is shutdown in a delayed time, so that the electricity is saved and the battery is prevented from being over-charged, the notebook computer power supply and the notebook computer battery are protected, and the battery is prevented from being over-charged.
Description
Technical field
The utility model relates to the power-supply device technical field, is specifically related to a kind of laptop electric power intelligent power line.
Background technology
Along with increasing substantially of computer popularity rate, computer is seen everywhere at aspects such as daily life, office, amusements, and the requirement of the convenient, fast degree when people use computer is more and more higher.Notebook computer is accepted by increasing people because of easy to carry.After the notebook computer shutdown, its power supply is still carrying out charged state, and the easy like this battery charging overfill that causes reduces battery, and the waste electric resources.
The utility model content
Technical problem to be solved in the utility model is to improve a kind of simple in structure, futuramic laptop electric power intelligent power line.
Technical problem to be solved in the utility model realizes by the following technical solutions:
A kind of laptop electric power intelligent power line, it is characterized in that: with the 3rd of the output terminal OUT of power cord of notebook computer, the 4th end is connected to the 220V voltage input end of laptop electric power, with the L of 220V alternating voltage end through the 3rd pin of triode Q1 bidirectional triode thyristor the 1st pin to triode Q1 bidirectional triode thyristor, 220V alternating voltage N end connects capacitor C 1 by diode D1 by resistance R 8, commutation diode VD1 rectifying and voltage-stabilizing, output 12V DC voltage after capacitor C 2 filtering, 12V voltage anode connects the negative pole of diode D2 and an end of resistance R 3, the other end of resistance R 3 connects the positive pole of diode D2 and the positive pole of capacitor C 3
Because diode D2 can not forward conduction, capacitor C 3 is passed through resistance R 3 to its charging, when resistance R 3 is charged to capacitor C 3, resistance R 3 is connected to the base stage of triode Q2 by resistance R 4, make triode Q2 base voltage be lower than the emitter voltage of Q2, make triode Q2 conducting, after the triode Q2 conducting, the collector output high level of triode Q2 is connected to the base stage of triode Q3 through resistance R 5, make triode Q3 base stage be in high level, triode Q3 conducting, triode Q3 collector is in low level, triode Q3 collector is connected to triode Q1 through resistance R 7, make the 2nd pin of triode Q1 bidirectional triode thyristor be in low level, the conducting of trigger triode Q1 bidirectional triode thyristor, make the 1st pin output 220V voltage of triode Q1 bidirectional triode thyristor, the 1st pin through triode Q1 bidirectional triode thyristor is connected to diode D6, diode D7, diode D5 and diode D4, diode D6, diode D7 and diode D5, after the diode D4 series connection again output HIGH voltage in parallel be connected to 220V Voltage-output the 4th end, 220V Voltage-output the 3rd end directly links to each other with 220V voltage input N end, at this moment, the 22V voltage of output keeps powering to laptop electric power;
After the normal unlatching of notebook computer, laptop electric power will be at diode D6, diode D7, diode D4, diode D5 two ends produce the voltage about 1.2-1.6V, the luminotron of optocoupler IC1 inside is lighted, trigger the phototriode conducting of optocoupler IC1 inside, optocoupler IC1 the 3rd pin output high level, through resistance R 10 dividing potential drops, charge to capacitor C 4 through diode D9, simultaneously through the collector of diode D8 negative pole output high level to triode Q2, make triode Q3 keep conducting, triode Q3 collector still is in low level, and triode Q1 bidirectional triode thyristor still keeps conducting, along with capacitor C 3 electricity are filled, the base voltage of triode Q2 is higher than triode Q2 emitter voltage, triode Q2 cut-off, but this moment, the conducting of the inner phototriode of optocoupler IC1, the 3rd pin output high level of optocoupler IC1 is to diode D9, diode D8, make triode Q3 keep conducting, triode Q1 bidirectional triode thyristor keeps conducting, and laptop electric power keeps "on" position;
Behind the notebook computer normal shutdown, during such as notebook computer internal cell underfill electricity, laptop electric power can charge to battery, when battery charges, laptop electric power also has certain load, so also can produce the voltage about 1.4V at diode D6, diode D7, diode D4, diode D5 two ends, still makes optocoupler IC1 keep work, triode Q3 keeps conducting, and triode Q1 still output HIGH voltage makes laptop electric power keep normal operating conditions;
After battery is full of electricity; the laptop electric power load reduction; diode 6; diode D7; diode D4; diode D5 both end voltage can reduce; can not make IC1 optocoupler internal illumination pipe luminous; the inner phototriode cut-off of optocoupler IC1; the 3rd pin Non voltage output; but institute's charging voltage will be by diode D8 on the capacitor C 4 at this moment; the base stage of resistance R 5 to triode Q3 is to emitter to the ground discharge; capacitor C 4 discharges make triode Q3 keep conducting; triode Q1 bidirectional triode thyristor keeps conducting; laptop electric power keeps energising; but very fast capacitor C 4 is discharged; triode Q3 cut-off; the 2nd pin of triode Q1 is in high level; triode Q1 the 2nd pin ends without low-voltage; triode Q1 the 1st pin is exported without high voltage; triode Q1 the 3rd; 4 ends are without the 220V Voltage-output; the laptop electric power outage; thereby reach after the notebook computer shutdown and be full of the rear time-delay closing laptop electric power of electricity at battery; using electricity wisely and prevent battery overcharge; protected laptop electric power and cells in notebook computer, prevented from overcharging.
The beneficial effects of the utility model are: the utility model circuit structure is simple; circuit design is novel; after the notebook computer shutdown, be full of the rear time-delay closing laptop electric power of electricity at battery; using electricity wisely and prevent battery overcharge; protected laptop electric power and cells in notebook computer, prevented from overcharging.
Description of drawings
Fig. 1 is the utility model circuit theory diagrams.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 1, at first with the output terminal the 3rd of power cord of notebook computer, the 4th end is connected to the 220V voltage input end of laptop electric power, then click the AN1 pushbutton switch, the L of 220V alternating voltage end is through 3 pin of triode Q1 bidirectional triode thyristor, 1 pin to triode Q1 bidirectional triode thyristor, 220V alternating voltage N end is by resistance R 8, capacitor C 1 step-down, through diode D1, commutation diode VD1 rectifying and voltage-stabilizing, output 12V DC voltage after capacitor C 2 filtering, 12V voltage anode is connecting negative pole and the resistance R 3 of diode D2, the other end of resistance R 3 is published in instalments the positive pole of diode D2 and the positive pole of capacitor C 3, because diode D2 can not forward conduction, capacitor C 3 is passed through resistance R 3 to its charging, when resistance R 3 is charged to capacitor C 3, resistance R 3 is by the base stage of resistance R 4 to triode Q2, make triode Q2 base voltage be lower than the emitter voltage of Q2, make triode Q2 conducting, after the triode Q2 conducting, collector output high level is through the base stage of resistance R 5 to triode Q3, make triode Q3 base stage be in high level, triode Q3 conducting, triode Q3 collector is in low level, make the 2nd pin of triode Q1 bidirectional triode thyristor be in low level through resistance R 7, the conducting of trigger triode Q1 bidirectional triode thyristor, make the 1st pin output 220V voltage of triode Q1 bidirectional triode thyristor, the 1st pin through triode Q1 bidirectional triode thyristor is connected to diode D6, diode D7, diode D5 and diode D4, diode D6, diode D7 and diode D5, after the diode D4 series connection again output HIGH voltage in parallel be connected to 220V Voltage-output the 4th end, 220V Voltage-output the 3rd end directly links to each other with 220V voltage input N end, at this moment, the 22V voltage of output keeps powering to laptop electric power; After the normal unlatching of notebook computer, laptop electric power will be at diode D6, diode D7, diode D4, diode D5 two ends produce the voltage about 1.4V, the luminotron that is optocoupler IC1 inside is lighted, trigger the phototriode conducting of optocoupler IC1 inside, optocoupler IC1 the 3rd pin output high level, through resistance R 10 dividing potential drops, charge to capacitor C 4 through diode D9, simultaneously through the collector of diode D8 negative pole output high level to triode Q2, make triode Q3 keep conducting, triode Q3 collector still is in low level, triode Q1 bidirectional triode thyristor still keeps conducting, and along with capacitor C 3 electricity are filled, the base voltage of triode Q2 is higher than triode Q2 emitter voltage, triode Q2 cut-off, but this moment, the conducting of the inner phototriode of optocoupler IC1, the 3rd pin output high level of optocoupler IC1 is with diode D9, diode D8 makes triode Q3 keep conducting, triode Q1 bidirectional triode thyristor keeps conducting, and laptop electric power keeps "on" position.
Behind the notebook computer normal shutdown, during such as notebook computer internal cell underfill electricity, laptop electric power can charge to battery, when battery charges, laptop electric power also has certain load, so also can produce the voltage about 1.4V at diode D6, diode D7, diode D4, diode D5 two ends, still makes optocoupler IC1 keep work, triode Q3 keeps conducting, and triode Q1 still output HIGH voltage makes laptop electric power keep normal operating conditions.
After battery is full of electricity; the laptop electric power load reduction; diode 6; diode D7; diode D4; diode D5 both end voltage can reduce; can not make IC1 optocoupler internal illumination pipe luminous; the inner phototriode cut-off of optocoupler IC1; the 3rd pin Non voltage output; but institute's charging voltage will be by diode D8 on the capacitor C 4 at this moment; the base stage of resistance R 5 to triode Q3 is to emitter to the ground discharge; capacitor C 4 discharges make triode Q3 keep conducting; triode Q1 bidirectional triode thyristor keeps conducting; laptop electric power keeps energising; but very fast capacitor C 4 is discharged; triode Q3 cut-off; the 2nd pin of triode Q1 is in high level; triode Q1 the 2nd pin ends without low-voltage; triode Q1 the 1st pin is exported without high voltage; triode Q1 the 3rd; 4 ends are without the 220V Voltage-output; the laptop electric power outage; thereby reach after the notebook computer shutdown and be full of the rear time-delay closing laptop electric power of electricity at battery; using electricity wisely and prevent battery overcharge; protected laptop electric power and cells in notebook computer, prevented from overcharging.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the instructions just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (1)
1. laptop electric power intelligent power line, it is characterized in that: with the 3rd of the output terminal (OUT) of power cord of notebook computer, the 4th end is connected to the 220V voltage input end of laptop electric power, with the L of 220V alternating voltage end through the 3rd pin of the first triode (Q1) bidirectional triode thyristor the 1st pin to the first triode (Q1) bidirectional triode thyristor, 220V alternating voltage N end connects the first electric capacity (C1) by the first diode (D1) by the 8th resistance (R8), commutation diode (VD1) rectifying and voltage-stabilizing, output 12V DC voltage after the second electric capacity (C2) filtering, 12V voltage anode connects the negative pole of the second diode (D2) and an end of the 3rd resistance (R3), and the other end of the 3rd resistance (R3) connects the positive pole of anodal and the 3rd electric capacity (C3) of the second diode (D2);
Because the second diode (D2) can not forward conduction, the 3rd electric capacity (C3) passes through the 3rd resistance (R3) to its charging, when the 3rd resistance (R3) charges to the 3rd electric capacity (C3), the 3rd resistance (R3) is connected to the base stage of the second triode (Q2) by the 4th resistance (R4), make the second triode (Q2) base voltage be lower than the emitter voltage of the second triode (Q2), make the second triode (Q2) conducting, after the second triode (Q2) conducting, the collector output high level of the second triode (Q2) is connected to the base stage of the 3rd triode (Q3) through the 5th resistance (R5), make the 3rd triode (Q3) base stage be in high level, the 3rd triode (Q3) conducting, the 3rd triode (Q3) collector is in low level, the 3rd triode (Q3) collector is connected to the first triode (Q1) through the 7th resistance (R7), make the 2nd pin of the first triode (Q1) bidirectional triode thyristor be in low level, trigger the conducting of the first triode (Q1) bidirectional triode thyristor, make the 1st pin output 220V voltage of the first triode (Q1) bidirectional triode thyristor, the 1st pin through the first triode (Q1) bidirectional triode thyristor is connected to the 6th diode (D6), the 7th diode (D7), the 5th diode (D5) and the 4th diode (D4), the 6th diode (D6), the 7th diode (D7) and the 5th diode (D5), after the 4th diode (D4) series connection again output HIGH voltage in parallel be connected to 220V Voltage-output the 4th end, 220V Voltage-output the 3rd end directly links to each other with 220V voltage input N end, at this moment, the 22V voltage of output keeps powering to laptop electric power;
After the normal unlatching of notebook computer, laptop electric power will be at the 6th diode (D6), the 7th diode (D7), the 4th diode (D4), the 5th diode (D5) two ends produce the voltage of 1.2-1.6V, the inner luminotron of optocoupler (IC1) is lighted, trigger the inner phototriode conducting of optocoupler (IC1), optocoupler (IC1) the 3rd pin output high level, through the tenth resistance (R10) dividing potential drop, charge to the 4th electric capacity (C4) through the 9th diode (D9), simultaneously through the collector of the 8th diode (D8) negative pole output high level to the second triode (Q2), make the 3rd triode (Q3) keep conducting, the 3rd triode (Q3) collector still is in low level, the first triode (Q1) bidirectional triode thyristor still keeps conducting, along with the 3rd electric capacity (C3) electricity is filled, the base voltage of the second triode (Q2) is higher than the second triode (Q2) emitter voltage, the second triode (Q2) cut-off, at this moment, the conducting of the inner phototriode of optocoupler (IC1), the 3rd pin output high level of optocoupler (IC1) is given the 9th diode (D9), the 8th diode (D8), make the 3rd triode (Q3) keep conducting, the first triode (Q1) bidirectional triode thyristor keeps conducting, and laptop electric power keeps "on" position;
Behind the notebook computer normal shutdown, during such as notebook computer internal cell underfill electricity, laptop electric power can charge to battery, when battery charges, laptop electric power also has certain load, also can produce the voltage of 1.2-1.6V at the 6th diode (D6), the 7th diode (D7), the 4th diode (D4), the 5th diode (D5) two ends, still make optocoupler (IC1) maintenance work, the 3rd triode (Q3) keeps conducting, and the first triode (Q1) still output HIGH voltage makes laptop electric power keep normal operating conditions;
After battery is full of electricity, the laptop electric power load reduction, the 6th diode (D6), the 7th diode (D7), the 4th diode (D4), the 5th diode (D5) both end voltage can reduce, can not make optocoupler (IC1) internal illumination pipe luminous, the inner phototriode cut-off of optocoupler (IC1), the 3rd pin Non voltage output of optocoupler (IC1), institute's charging voltage will be by the 8th diode (D8) on the 4th electric capacity this moment (C4), the 5th resistance (R5) discharges to ground to emitter to the base stage of the 3rd triode (Q3), the 4th electric capacity (C4) discharge makes the 3rd triode (Q3) keep conducting, the first triode (Q1) bidirectional triode thyristor keeps conducting, laptop electric power keeps energising, but very fast the 4th electric capacity (C4) is discharged, the 3rd triode (Q3) cut-off, the 2nd pin of the first triode (Q1) is in high level, the first triode (Q1) the 2nd pin ends without low-voltage, the first triode (Q1) the 1st pin is exported without high voltage, the first triode (Q1) the 3rd, 4 ends are without the 220V Voltage-output, and laptop electric power cuts off the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220467509 CN202795221U (en) | 2012-09-14 | 2012-09-14 | Intelligent power line for notebook computer power supply |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220467509 CN202795221U (en) | 2012-09-14 | 2012-09-14 | Intelligent power line for notebook computer power supply |
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| CN202795221U true CN202795221U (en) | 2013-03-13 |
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| CN 201220467509 Expired - Fee Related CN202795221U (en) | 2012-09-14 | 2012-09-14 | Intelligent power line for notebook computer power supply |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038733A (en) * | 2018-08-07 | 2018-12-18 | 六安市同心畅能电子科技有限公司 | With the fully charged 5VUSB data line automatically powered off |
| CN109066931A (en) * | 2018-08-23 | 2018-12-21 | 合肥斯姆雷品牌管理有限公司 | Power supply adapter for notebook computer D/C voltage intelligent charge connecting line |
| CN109528235A (en) * | 2018-11-16 | 2019-03-29 | 中聚科技股份有限公司 | A kind of wireless Multi probe fetal heart monitoring system of intelligent power supply and power-off |
| CN109980733A (en) * | 2019-04-03 | 2019-07-05 | 六安市同心畅能电子科技有限公司 | Laptop electric power direct current output charging connection wire circuit |
-
2012
- 2012-09-14 CN CN 201220467509 patent/CN202795221U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038733A (en) * | 2018-08-07 | 2018-12-18 | 六安市同心畅能电子科技有限公司 | With the fully charged 5VUSB data line automatically powered off |
| CN109066931A (en) * | 2018-08-23 | 2018-12-21 | 合肥斯姆雷品牌管理有限公司 | Power supply adapter for notebook computer D/C voltage intelligent charge connecting line |
| CN109528235A (en) * | 2018-11-16 | 2019-03-29 | 中聚科技股份有限公司 | A kind of wireless Multi probe fetal heart monitoring system of intelligent power supply and power-off |
| CN109528235B (en) * | 2018-11-16 | 2021-07-13 | 中聚科技股份有限公司 | Wireless multi-probe fetal heart monitoring system with intelligent power supply and power failure functions |
| CN109980733A (en) * | 2019-04-03 | 2019-07-05 | 六安市同心畅能电子科技有限公司 | Laptop electric power direct current output charging connection wire circuit |
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| 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: 20130313 Termination date: 20130914 |