CN100426191C - Power supplier for supplying operation power to heat sink fan - Google Patents
Power supplier for supplying operation power to heat sink fan Download PDFInfo
- Publication number
- CN100426191C CN100426191C CNB2005101166575A CN200510116657A CN100426191C CN 100426191 C CN100426191 C CN 100426191C CN B2005101166575 A CNB2005101166575 A CN B2005101166575A CN 200510116657 A CN200510116657 A CN 200510116657A CN 100426191 C CN100426191 C CN 100426191C
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- China
- Prior art keywords
- radiator fan
- control circuit
- main frame
- supply unit
- power supply
- 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.)
- Expired - Fee Related
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- 230000005855 radiation Effects 0.000 claims abstract description 23
- 230000009183 running Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A power supplier used for supplying operation electric power of heat radiation fan is featured as providing normal AC power to remote switch control circuit for controlling on-off state of computer host and providing normal AC power to fan driving control circuit for driving heat radiation fan at back end by power supplier through standing power system, setting a heat radiation delay unit between two said circuit for making heat radiation fan run continuously for certain time then closing it down by outputting said remote switching off signal when remote switching off signal used to close down computer system is received by said delay unit.
Description
Technical field
The present invention relates to a kind of power supply unit to the radiator fan supplying operation power, the power supply unit that still provides electric power to lower the temperature with the running of driving radiator fan under the off-mode is provided at main frame in particularly a kind of main frame inside that is installed in.
Background technology
When main frame is in off-mode, still there is the heat energy the accumulate problem got rid of of cooling as yet.Mainly in No. the 392106th, Taiwan patent announcement, proposed to use the fan swicth control signal of South Bridge chip output, behind control circuit, send into the technology that fan power supply switching and on-off circuit carry out being at radiator fan the power source conversion under the off-mode again.And in No. the 400968th, Taiwan patent announcement, proposed power supply unit standing electric system, primary power system, and electrically connect the radiator fan of a late release device, under main frame start or off-mode, switch, be used to provide different electric power to drive the technology of radiator fan.But for this type technology of using on the existing market, based on No. the 400968th, Taiwan patent announcement, and be that the basis derives other invention technology with this technology, technological document such as Taiwan patent announcement No. 572579, No. 568300, M247876 number and M268654 patent for example.
Summary of the invention
Fundamental purpose of the present invention is to address the aforementioned drawbacks, for avoiding the existence of this defective, the invention provides a kind of main frame inside that is installed in, being at main frame still provides electric power to drive the power supply unit of radiator fan running cooling under the off-mode.
According to the power supply unit to the radiator fan supplying operation power of the present invention, be one alternating current to be converted to galvanic power supply unit, this power supply unit includes at least that a normality connects is converted to alternating current galvanic standing electric system, and one be converted to alternating current the main electric system of direct current for a main frame job under the power supply unit open state, it is characterized in that, standing electric system exports the direct current normality to one with the remote switch control circuit of main frame keying for start or off-mode, and standing electric system exports direct current to a fans drive control circuit to drive the radiator fan of rear end, and between fans drive control circuit and remote switch control circuit, be electrically connected with one the heat radiation delay cell, when the main frame of being exported when heat radiation delay cell receiving remote ON-OFF control circuit is in the remote power-off signal of off-mode, exports this remote power-off signal radiator fan was shut down after continuous running a period of time.
Therefore, the present invention has following advantage, that is, be implemented in main frame shutdown back radiator fan still continuous running a period of time with the effect of rapid reduction power supply unit or the inner remaining long-pending heat of main frame.
Description of drawings
Fig. 1 is the block schematic diagram according to the circuit of first embodiment of the invention;
Fig. 2 is the block schematic diagram according to the circuit of second embodiment of the invention.
Embodiment
About detailed content of the present invention and technical descriptioon, existing accompanying drawings is as follows:
Seeing also shown in Figure 1ly, is the block schematic diagram according to the circuit of first embodiment of the invention.As shown in the figure, the present invention is a kind of power supply unit to radiator fan 40 supplying operation powers, this power supply unit refers to one and converts alternating current 10 to galvanic power supply unit, wherein, the direct current power system that this power supply unit provides by current rectifying and wave filtering circuit 21 includes at least that a normality connects is converted to alternating current 10 galvanic standing electric system 22, and one is under the open state at power supply unit and alternating current 10 is converted to the main electric system 23 of direct current for a main frame 50 work.The technology of the present invention is characterised in that, this standing electric system 22 exports the direct current normality to one with the remote switch control circuit 25 of main frame 50 keyings for start or off-mode, and this standing electric system 22 exports direct current to a fans drive control circuit 24 to drive the radiator fan 40 of rear end, and between this fans drive control circuit 24 and this remote switch control circuit 25, be electrically connected with a heat radiation delay cell 30, when this heat radiation delay cell 30 receives main frame 50 that these remote switch control circuits 25 are exported and is in the remote power-off signal of off-mode, export this remote power-off signal radiator fan 40 was shut down after continuous running a period of time.
Second preferred embodiment of the present invention is disclosed in the calcspar of the circuit of Fig. 2 embodiment.In this embodiment, this standing electric system 22 possesses two large and small voltage quasi position direct current transmission lines 221,222, so that different voltage dcs are provided to the radiator fan 40 of this fans drive control circuit 24 and its rear end.This radiator fan 40 is by this big voltage quasi position direct-current drive when this main frame 50 is in open state.This radiator fan 40 is by the accurate position of this small voltage direct-current drive when this main frame 50 is in off-mode.This standing electric system 22 provides big voltage quasi position direct current transmission line 221, on this big voltage quasi position direct current transmission line 221, be provided with a switching circuit 26, this switching circuit 26 this main frame 50 be under the open state form closed circuit, and be in formation open circuit under the off-mode at this main frame 50, and this switching circuit 26 switches to closed circuit/open-circuit condition by remote opening/off signal (Remote on/off) that the main frame 50 that receives this remote switch control circuit 25 and exported is in start/off-mode, and it is equal to first embodiment.Between remote switch control circuit 25 and fans drive control circuit 24, be equipped with a heat radiation delay cell 30, by this heat radiation delay cell 30 be implemented in main frame 50 shutdown back radiator fans 40 still continuous running a period of time with the effect of the remaining long-pending heat of rapid reduction power supply unit or main frame 50 inside.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. power supply unit to the radiator fan supplying operation power, be one alternating current to be converted to galvanic power supply unit, described power supply unit includes a standing electric system and a main electric system at least, under described power supply unit open state, described main electric system is converted to direct current for a main frame job with alternating current, and described standing electric system normality connects that ground is converted to direct current with alternating current and be at described main frame electric power still is provided under the off-mode, it is characterized in that:
Described standing electric system exports the direct current normality to one with the remote switch control circuit of described main frame keying for start or off-mode, and described standing electric system exports direct current to a fans drive control circuit to drive the radiator fan of rear end, and between described fans drive control circuit and described remote switch control circuit, be electrically connected with one the heat radiation delay cell, when described heat radiation delay cell receives described main frame that described remote switch control circuit exported and is in the remote power-off signal of off-mode, export described remote power-off signal radiator fan was shut down after continuous running a period of time.
2. the power supply unit to the radiator fan supplying operation power according to claim 1 is characterized in that, described heat radiation delay cell is a timer.
3. the power supply unit to the radiator fan supplying operation power according to claim 1 is characterized in that, described heat radiation delay cell is a temperature detecting device.
4. the power supply unit to the radiator fan supplying operation power according to claim 1 is characterized in that, described heat radiation delay cell is the combination of a timer and a temperature detecting device.
5. the power supply unit to the radiator fan supplying operation power according to claim 1, it is characterized in that, when described heat radiation delay cell receives described main frame that described remote switch control circuit exported and is in the remote opening signal of open state, export described remote opening signal to start the radiator fan running.
6. the power supply unit to the radiator fan supplying operation power according to claim 1, it is characterized in that, described heat radiation delay cell receives the described remote power-off signal that described main frame that described remote switch control circuit exported is in off-mode, and described remote power-off signal source is described remote switch control circuit.
7. the power supply unit to the radiator fan supplying operation power according to claim 1, it is characterized in that, described heat radiation delay cell receives the described remote power-off signal that described main frame that described remote switch control circuit exported is in off-mode, and described remote power-off signal source is by described fans drive control circuit switching.
8. the power supply unit to the radiator fan supplying operation power according to claim 7, it is characterized in that, when described fans drive control circuit receives described main frame that described remote switch control circuit exported and is in the remote opening signal of open state, drive described radiator fan running.
9. the power supply unit to the radiator fan supplying operation power according to claim 1, it is characterized in that, described standing electric system provides the direct current of two large and small voltage quasi positions to the described radiator fan of described fans drive control circuit and its rear end, described radiator fan is under the open state by described big voltage quasi position direct-current drive at described main frame, and described radiator fan is under the off-mode by the accurate position of described small voltage direct-current drive at described main frame.
10. the power supply unit to the radiator fan supplying operation power according to claim 9, it is characterized in that, described standing electric system provides big voltage quasi position direct current transmission line, on described big voltage quasi position direct current transmission line, be provided with a switching circuit, described switching circuit is under the open state at described main frame and forms closed circuitly, forms open circuit under the off-mode and be at described main frame.
11. the power supply unit to the radiator fan supplying operation power according to claim 10, it is characterized in that described switching circuit switches to closed circuit/open-circuit condition by described remote opening/off signal that the described main frame that receives described remote switch control circuit and exported is in start/off-mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101166575A CN100426191C (en) | 2005-10-26 | 2005-10-26 | Power supplier for supplying operation power to heat sink fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101166575A CN100426191C (en) | 2005-10-26 | 2005-10-26 | Power supplier for supplying operation power to heat sink fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1955883A CN1955883A (en) | 2007-05-02 |
| CN100426191C true CN100426191C (en) | 2008-10-15 |
Family
ID=38063252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101166575A Expired - Fee Related CN100426191C (en) | 2005-10-26 | 2005-10-26 | Power supplier for supplying operation power to heat sink fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100426191C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107193305A (en) * | 2017-07-17 | 2017-09-22 | 合肥执念网络科技有限公司 | A kind of computer host box temperature control system |
| CN108803850A (en) * | 2018-07-08 | 2018-11-13 | 上海至盛信息技术股份有限公司 | A kind of method of quick shutdown heat dissipation |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6194858B1 (en) * | 1998-08-26 | 2001-02-27 | Mitac Technology Corp. | Speed control device of cooling fans and method of control thereof |
| CN1135463C (en) * | 1999-02-02 | 2004-01-21 | 新巨企业股份有限公司 | Delayed turn-off device of cooling blower |
| TWM268654U (en) * | 2004-12-06 | 2005-06-21 | Tsung-Yen Tsai | Delay device of Heatsink fan independent of power supply |
| CN2723741Y (en) * | 2004-08-11 | 2005-09-07 | 周青麟 | Controller for fan operation mode |
-
2005
- 2005-10-26 CN CNB2005101166575A patent/CN100426191C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6194858B1 (en) * | 1998-08-26 | 2001-02-27 | Mitac Technology Corp. | Speed control device of cooling fans and method of control thereof |
| CN1135463C (en) * | 1999-02-02 | 2004-01-21 | 新巨企业股份有限公司 | Delayed turn-off device of cooling blower |
| CN2723741Y (en) * | 2004-08-11 | 2005-09-07 | 周青麟 | Controller for fan operation mode |
| TWM268654U (en) * | 2004-12-06 | 2005-06-21 | Tsung-Yen Tsai | Delay device of Heatsink fan independent of power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1955883A (en) | 2007-05-02 |
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| C10 | Entry into substantive examination | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081015 Termination date: 20181026 |
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| CF01 | Termination of patent right due to non-payment of annual fee |