CN206180886U - Computer power adapter circuit - Google Patents
Computer power adapter circuit Download PDFInfo
- Publication number
- CN206180886U CN206180886U CN201621265915.6U CN201621265915U CN206180886U CN 206180886 U CN206180886 U CN 206180886U CN 201621265915 U CN201621265915 U CN 201621265915U CN 206180886 U CN206180886 U CN 206180886U
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- China
- Prior art keywords
- resistance
- electric capacity
- diode
- audion
- circuit
- Prior art date
- 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.)
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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
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- Dc-Dc Converters (AREA)
Abstract
The utility model discloses a computer power adapter circuit, including power supply circuit, triode resonance circuit and feedback output circuit, power supply circuit includes resistance R1, diode D1 and electric capacity C1, and triode resonance circuit includes triode V2, transformer W and resistance R6, and feedback output circuit includes diode D2, electric capacity C5, triode V1 and resistance R5. The utility model discloses computer power adapter circuit passes through triode and transformer and forms resonance circuit, utilize feedback voltage the technology to output voltage's automatically regulated, can guarantee the stability of computer power supply to reduce the unstability that leads to the fact output voltage because of voltage fluctuation OR circuit factor to the life of effectual extension computer, and circuit structure is simple, and the electronic component of use is few, has cost -effective advantage.
Description
Technical field
This utility model is related to a kind of power supply adaptor, specifically a kind of computer power adapter circuit.
Background technology
With the development of social economy, the living standard of people is improved constantly, computer be people's life ＆ amusement and
Which kind of handle official business instrument in requisite, common computer has two kinds of notebook and a desktop computer, no matter computer, inside it
Circuit board or wiring electronics row be required for DC-voltage supply, and the CPU and miscellaneous part of computer-internal to voltage
Stability requirement it is higher, overvoltage or blood pressure lowering can all cause the damage of chip.
The most single function of existing computer power adapter, interference free performance is poor, easily because electrical network fluctuation or
The problem of person's power supply adaptor itself circuit causes the unstable of output voltage so that blue screen, deadlock, arithmetic speed occurs in computer
Slow the problems such as, computer may be burnt when serious, affect the overall performance of computer.
Utility model content
The purpose of this utility model is to provide a kind of simple structure, computer power adapter circuit easy to use,
Propose in solve the problems, such as above-mentioned background technology.
For achieving the above object, this utility model provides following technical scheme：
A kind of computer power adapter circuit, including power circuit, audion resonance circuit and feedback output circuit, institute
Power circuit is stated including resistance R1, diode D1 and electric capacity C1, audion resonance circuit includes audion V2, transformator W and electricity
Resistance R6, feedback output circuit includes diode D2, electric capacity C5, audion V1 and resistance R5；
One end connection 220V alternating currents of the resistance R1, the other end of resistance R1 connects the anode of diode D1, two poles
The negative electrode connection resistance R2 of pipe D1, resistance R3, electric capacity C1, the winding N1 of electric capacity C4 and transformator W, the other end connection of resistance R2
The base stage of electric capacity C2, the colelctor electrode of audion V1 and audion V2, the base stage connection resistance R5 of audion V1, resistance R5's is another
Negative electrode, electric capacity C3, the negative electrode of diode D2, the electric capacity C5 and computer P of end connection diode D4, the winding N1's of transformator W
The anode of other end connection diode D3 and the colelctor electrode of audion V2, the emitter stage of audion V2 connects the sun of diode D4
Pole, electric capacity C3, resistance R6 and resistance R8, the base stage of the other end connecting triode V1 of resistance R5, the one of the winding N2 of transformator W
The anode of end connection diode D2, the negative electrode of diode D2, the emitter stage of audion V1 connects the other end, the resistance R6 of electric capacity C1
The other end, the other end of the other end, the other end of 220V alternating currents and computer P of electric capacity C5, the winding N2 of transformator W
Other end connection transformer W winding N3, the winding N3 of transformator W the other end connection resistance R4 and resistance R7 it is another
End.
As preferred version of the present utility model：The transformator W is polyphase transformer.
As preferred version of the present utility model：The model of the audion V1 and audion V2 is 9013.
As preferred version of the present utility model：The model of the diode D1-D4 is IN4007.
As preferred version of the present utility model：The electric capacity C1 and electric capacity C5 are filter capacitor.
Compared with prior art, the beneficial effects of the utility model are：This utility model computer power adapter circuit
Resonance circuit is constituted by audion and transformator, is realized using the technology of feedback voltage and output voltage is automatically adjusted,
The stability of computer power supply is able to ensure that, is reduced because voltage pulsation or circuit power factor cause the unstable of output voltage, so as to
Effectively extend the service life of computer, and circuit structure is simple, the electronic component for using is few, with cost-effective excellent
Point.
Description of the drawings
Fig. 1 is the circuit diagram of computer power adapter circuit.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
Refer to Fig. 1, a kind of computer power adapter circuit, including power circuit, audion resonance circuit and feedback
Output circuit, the power circuit include resistance R1, diode D1 and electric capacity C1, audion resonance circuit include audion V2,
Transformator W and resistance R6, feedback output circuit includes diode D2, electric capacity C5, audion V1 and resistance R5；
One end connection 220V alternating currents of the resistance R1, the other end of resistance R1 connects the anode of diode D1, two poles
The negative electrode connection resistance R2 of pipe D1, resistance R3, electric capacity C1, the winding N1 of electric capacity C4 and transformator W, the other end connection of resistance R2
The base stage of electric capacity C2, the colelctor electrode of audion V1 and audion V2, the base stage connection resistance R5 of audion V1, resistance R5's is another
Negative electrode, electric capacity C3, the negative electrode of diode D2, the electric capacity C5 and computer P of end connection diode D4, the winding N1's of transformator W
The anode of other end connection diode D3 and the colelctor electrode of audion V2, the emitter stage of audion V2 connects the sun of diode D4
Pole, electric capacity C3, resistance R6 and resistance R8, the base stage of the other end connecting triode V1 of resistance R5, the one of the winding N2 of transformator W
The anode of end connection diode D2, the negative electrode of diode D2, the emitter stage of audion V1 connects the other end, the resistance R6 of electric capacity C1
The other end, the other end of the other end, the other end of 220V alternating currents and computer P of electric capacity C5, the winding N2 of transformator W
Other end connection transformer W winding N3, the winding N3 of transformator W the other end connection resistance R4 and resistance R7 it is another
End.
Transformator W is polyphase transformer.The model of audion V1 and audion V2 is 9013.The type of diode D1-D4
Number it is IN4007.Electric capacity C1 and electric capacity C5 are filter capacitor.
Operation principle of the present utility model is：AC220V civil power Jing resistance R1 current limlitings, diode D1 halfwave rectifier, electric capacity C1
280V DC voltages are produced after smothing filtering, the primary of this voltage Jing switch transformers W all the way adds to V2 colelctor electrode (V2 around N1 groups
Emitter stage Jing small resistors R6 to ground constitutes loop):The base stage that the activated resistance R2 in another road adds to V2 with audion V1 partial pressures is carried
For starting current, the base stage of V1 is Jing after resistance R5 connects the sampling voltage regulation signal .V2 conductings of output voltage, and switching power circuit is humorous
Shake, by the inductive coupling of transformator W, on the secondary windings N2 and N3 of transformator output voltage is formed, this voltage is through two
Computer P is supplied after the rectification of pole pipe D2 and electric capacity C5 filtering to use, while this voltage also feeds back to the A points in circuit, work as output
When voltage is raised, A point voltages are also raised, and through resistance R5 the angle of flow of audion V1 is increased, the base stage conducting of audion V2
Therefore electric current reduces, and the output voltage of resonance circuit will reduce, otherwise still, so as to reach the purpose of burning voltage.
Claims (5)
1. a kind of computer power adapter circuit, including power circuit, audion resonance circuit and feedback output circuit, it is special
Levy and be, the power circuit includes resistance R1, diode D1 and electric capacity C1, audion resonance circuit includes audion V2, becomes
Depressor W and resistance R6, feedback output circuit includes diode D2, electric capacity C5, audion V1 and resistance R5；
One end connection 220V alternating currents of the resistance R1, the other end of resistance R1 connects the anode of diode D1, diode D1
Negative electrode connection resistance R2, resistance R3, electric capacity C1, the winding N1 of electric capacity C4 and transformator W, resistance R2 the other end connection electric capacity
The base stage of C2, the colelctor electrode of audion V1 and audion V2, the base stage connection resistance R5 of audion V1, the other end of resistance R5 connects
Negative electrode, electric capacity C3, the negative electrode of diode D2, electric capacity C5 and the computer P of diode D4 are met, the winding N1's of transformator W is another
The anode of end connection diode D3 and the colelctor electrode of audion V2, the emitter stage of audion V2 connects anode, the electricity of diode D4
Hold C3, resistance R6 and resistance R8, the base stage of the other end connecting triode V1 of resistance R5, one end of the winding N2 of transformator W connects
Connect the anode of diode D2, the negative electrode of diode D2, the other end of the emitter stage connection electric capacity C1 of audion V1, resistance R6 it is another
One end, the other end of the other end, the other end of 220V alternating currents and computer P of electric capacity C5, the winding N2's of transformator W is another
The other end of the winding N3 of the winding N3 of one end connection transformer W, transformator W connects the other end of resistance R4 and resistance R7.
2. a kind of computer power adapter circuit according to claim 1, it is characterised in that the audion V1 and three
The model of pole pipe V2 is 9013.
3. a kind of computer power adapter circuit according to claim 1, it is characterised in that the transformator W is many
Phase transformer.
4. a kind of computer power adapter circuit according to claim 1, it is characterised in that the diode D1-D4
Model be IN4007.
5. a kind of computer power adapter circuit according to claim 1, it is characterised in that the electric capacity C1 and electric capacity
C5 is filter capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621265915.6U CN206180886U (en) | 2016-11-24 | 2016-11-24 | Computer power adapter circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621265915.6U CN206180886U (en) | 2016-11-24 | 2016-11-24 | Computer power adapter circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206180886U true CN206180886U (en) | 2017-05-17 |
Family
ID=58685899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621265915.6U Expired - Fee Related CN206180886U (en) | 2016-11-24 | 2016-11-24 | Computer power adapter circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206180886U (en) |
-
2016
- 2016-11-24 CN CN201621265915.6U patent/CN206180886U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170517 Termination date: 20171124 |