CN203102148U - Computer power supply - Google Patents
Computer power supply Download PDFInfo
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- CN203102148U CN203102148U CN 201320113149 CN201320113149U CN203102148U CN 203102148 U CN203102148 U CN 203102148U CN 201320113149 CN201320113149 CN 201320113149 CN 201320113149 U CN201320113149 U CN 201320113149U CN 203102148 U CN203102148 U CN 203102148U
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Abstract
The utility model relates to a computer power supply and belongs to the technical field of computer power supplies. The computer power supply solves the problem that normal use of a computer cannot be met due to the fact that the power supply cannot be adjusted automatically under abnormal power supply situations, and the computer power supply solves the problem that an existing PC adopts a standard ATX power supply so that all functions can only be achieved under the situation that a host machine is started. According to the scheme, a 220V alternating current power supply is divided into two circuits which are output to a main power supply and a transformer respectively, a first circuit comprises the main power supply, an input filter circuit, a rectifying circuit, a power conversion circuit, an output rectifying circuit and a control circuit, the first circuit is used for outputting direct voltage signals for the computer, a second circuit comprises the transformer, a +5VSB circuit and a +12VSB circuit, the second circuit provides a +5V voltage signal and a +12V voltage signal, and the computer power supply can provide a direct-current power supply for equipment of multimedia under the condition that the computer is not started.
Description
Technical field
The utility model relates to a kind of computer power supply, belongs to the computer power supply technical field.
Background technology
Power supply is the power producer of main frame, and all by the power supply power supply of cabinet inside, therefore, the quality of power supply output dc voltage will directly have influence on quality, life-span and the performance that computing machine uses to all component in the computer system.
The alternating voltage that computer power supply need provide electrical network is changed output dc voltage and is supplied to computing machine, and it need design according to the power standard of computing machine.The active computer power supply can't be adjusted power supply when abnormal electrical power supply automatically, to satisfy the normal request for utilization of computing machine.
Rapid growth along with computing power, the consumer is more and more to the demand of multimedia recreation aspect, the family multi-media center is the trend of present PC development, in order to comply with this trend, must on PC, increase many additional functions, but the ATX power supply of standard only provides one tunnel+5VSB power supply, because the restriction of ATX power supply itself, all functions all will could realize under the situation of main frame start.
Summary of the invention
The utility model is in order to solve the computer power supply power supply under the abnormal electrical power supply situation, can not adjust automatically, thereby can't satisfy the normal problem of using of computing machine, and existing PC adopts standard A TX power supply, the problem that causes all functions all will could realize under the situation of main frame start provides a kind of computer power supply.
A kind of computer power supply described in the utility model, it comprise primary power, input filter circuit, rectification circuit, power conversion circuit, output rectification circuit, control circuit, transformer ,+the 5VSB circuit and+the 12VSB circuit,
The 220V AC power is divided two-way, exports to primary power and transformer respectively;
The output terminal of primary power links to each other with the input end of input filter circuit, and the filtering signal output terminal of input filter circuit links to each other with the rectified signal input end of rectification circuit; The rectified signal output terminal of rectification circuit links to each other with the input end of power conversion circuit; The output terminal of power conversion circuit links to each other with the input end of output rectification circuit; Output rectification circuit output computing machine DC voltage;
The output terminal of output rectification circuit also links to each other with the input end of control circuit, and the output terminal of control circuit links to each other with the control end of power conversion circuit;
The 5V voltage signal output end of transformer links to each other+5VSB circuit output+5V d. c. voltage signal with the input end of+5VSB circuit;
The 12V voltage signal output end of transformer links to each other+12VSB circuit output+12V d. c. voltage signal with the input end of+12VSB circuit.
Advantage of the present utility model: the utility model is by the real-time monitoring computer DC voltage of control circuit, when unusual fluctuations appear in power supply, feed back to power conversion circuit by control circuit, control signal is adjusted in power conversion circuit output, realize adjusting automatically, guaranteeing the stable voltage signal of output rectification circuit output safety, and then ensured the safe handling of computing machine.
The utility model principle is simple, and is easy to use, and cost is low, helps popularizing.
The utility model provides one group of voltage output that is independent of primary power, and the part parts power supply for system realizes multimedia function under the situation of not starting shooting.
Description of drawings
Fig. 1 is a theory diagram of the present utility model.
Embodiment
Embodiment one: present embodiment is described below in conjunction with Fig. 1, the described a kind of computer power supply of present embodiment, it comprise primary power 1, input filter circuit 2, rectification circuit 3, power conversion circuit 4, output rectification circuit 5, control circuit 6, transformer 8 ,+5VSB circuit 9 and+12VSB circuit 10
The 220V AC power is divided two-way, exports to primary power 1 and transformer 8 respectively;
The output terminal of primary power 1 links to each other with the input end of input filter circuit 2, and the filtering signal output terminal of input filter circuit 2 links to each other with the rectified signal input end of rectification circuit 3; The rectified signal output terminal of rectification circuit 3 links to each other with the input end of power conversion circuit 4; The output terminal of power conversion circuit 4 links to each other with the input end of output rectification circuit 5; Output rectification circuit 5 output computing machine DC voltage;
The output terminal of output rectification circuit 5 also links to each other with the input end of control circuit 6, and the output terminal of control circuit 6 links to each other with the control end of power conversion circuit 4;
The 5V voltage signal output end of transformer 8 links to each other+5VSB circuit 9 output+5V d. c. voltage signals with the input end of+5VSB circuit 9;
The 12V voltage signal output end of transformer 8 links to each other+12VSB circuit 10 output+12V d. c. voltage signals with the input end of+12VSB circuit 10.
The 220V AC power is divided two-way, exports to primary power 1 and transformer 8 respectively;
Primary power 1, input filter circuit 2, rectification circuit 3, power conversion circuit 4 and output rectification circuit 5 one tunnel output computing machine DC voltage.Another road is that the 220V AC power is given transformer 8, and transformer 8 outputs divide two-way, provide+5V and+two kinds of d. c. voltage signals of 12V, like this, under the situation that computing machine is not started shooting, also can utilize the second the tunnel to give the power supply of multimedia hub various device.
In the first via embodiment, input filter circuit 2 directly links to each other with the 220V line voltage, carries out Filtering Processing with the 220V ac signal to line voltage output.
The first via course of work: input filter circuit 2 is used for eliminating the undesired signal that the electrical network various factors produces; Rectification circuit 3 carries out rectification for suitable DC voltage is provided with the electric signal of input filter circuit 2 outputs; Voltage signal behind power conversion circuit 4 goes out to be fit to the DC voltage that computing machine is used by whole wave circuit 5 conversion of output, the DC voltage that control circuit 6 monitoring computers are used, when fluctuation appears in this voltage signal, then export control signal corresponding and give power conversion circuit 4, with the voltage signal that guarantees that output is stable.
Embodiment two: present embodiment further specifies embodiment one, and it also comprises holding circuit 7, and holding circuit 7 connects the output terminal of output rectification circuit 5.
Claims (2)
1. computer power supply, it is characterized in that, it comprise primary power (1), input filter circuit (2), rectification circuit (3), power conversion circuit (4), output rectification circuit (5), control circuit (6), transformer (8) ,+5VSB circuit (9) and+12VSB circuit (10)
The 220V AC power is divided two-way, exports to primary power (1) and transformer (8) respectively;
The output terminal of primary power (1) links to each other with the input end of input filter circuit (2), and the filtering signal output terminal of input filter circuit (2) links to each other with the rectified signal input end of rectification circuit (3); The rectified signal output terminal of rectification circuit (3) links to each other with the input end of power conversion circuit (4); The output terminal of power conversion circuit (4) links to each other with the input end of output rectification circuit (5); Output rectification circuit (5) output computing machine DC voltage;
The output terminal of output rectification circuit (5) also links to each other with the input end of control circuit (6), and the output terminal of control circuit (6) links to each other with the control end of power conversion circuit (4);
The 5V voltage signal output end of transformer (8) links to each other+5VSB circuit (9) output+5V d. c. voltage signal with the input end of+5VSB circuit (9);
The 12V voltage signal output end of transformer (8) links to each other+12VSB circuit (10) output+12V d. c. voltage signal with the input end of+12VSB circuit (10).
2. a kind of computer power supply according to claim 1 is characterized in that, it also comprises holding circuit (7), and holding circuit (7) connects the output terminal of output rectification circuit (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320113149 CN203102148U (en) | 2013-03-13 | 2013-03-13 | Computer power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320113149 CN203102148U (en) | 2013-03-13 | 2013-03-13 | Computer power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203102148U true CN203102148U (en) | 2013-07-31 |
Family
ID=48853532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320113149 Expired - Fee Related CN203102148U (en) | 2013-03-13 | 2013-03-13 | Computer power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203102148U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334938A (en) * | 2015-10-29 | 2016-02-17 | 蔡杰 | Anti-addiction intelligent power supply control method by intermittently switching on and switching off |
| CN105354514A (en) * | 2015-10-29 | 2016-02-24 | 广东未来之星网络科技股份有限公司 | Simulated shutdown type anti-addiction intelligent power control method |
| CN105373203A (en) * | 2015-10-29 | 2016-03-02 | 广东未来之星网络科技股份有限公司 | Forced shutdown type anti-addiction intelligent power control method |
-
2013
- 2013-03-13 CN CN 201320113149 patent/CN203102148U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334938A (en) * | 2015-10-29 | 2016-02-17 | 蔡杰 | Anti-addiction intelligent power supply control method by intermittently switching on and switching off |
| CN105354514A (en) * | 2015-10-29 | 2016-02-24 | 广东未来之星网络科技股份有限公司 | Simulated shutdown type anti-addiction intelligent power control method |
| CN105373203A (en) * | 2015-10-29 | 2016-03-02 | 广东未来之星网络科技股份有限公司 | Forced shutdown type anti-addiction intelligent power control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Harbin Yuanda Communication Technology Service Co., Ltd. Assignor: Zhang Xue|Sun Lina Contract record no.: 2013230001725 Denomination of utility model: Computer power supply Granted publication date: 20130731 License type: Exclusive License Record date: 20130812 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20140313 |