CN107728766A - A kind of power supply - Google Patents
A kind of power supply Download PDFInfo
- Publication number
- CN107728766A CN107728766A CN201710943344.XA CN201710943344A CN107728766A CN 107728766 A CN107728766 A CN 107728766A CN 201710943344 A CN201710943344 A CN 201710943344A CN 107728766 A CN107728766 A CN 107728766A
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- Prior art keywords
- voltage
- module
- power source
- main power
- signal processing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
Abstract
The present invention provides a kind of power supply, comprising with lower module：Power module, it is electrically connected to the main power source control module of the power module；Main power source control module includes：N-type metal-oxide-semiconductor and signal processing module, the drain electrode of the N-type metal-oxide-semiconductor is electrically connected to the power module, source electrode is electrically connected to the main power source output end and grid is electrically connected to signal processing module；When receiving unlatching master battery signal, the signal processing module starts and is continuously applied the voltage that magnitude of voltage is more than first voltage value to the grid, and the first voltage value enables to voltage turn-on between the source electrode and drain electrode；When receiving closing master battery signal, the signal processing module starts and is continuously applied the voltage that magnitude of voltage is less than or equal to second voltage value to the grid, and the second voltage value enables to voltage between the source electrode and drain electrode to disconnect.Increase N-type metal-oxide-semiconductor on the basis of common power, be just provided with the function of main power source and standby power.
Description
Technical field
The present invention relates to technical field of communication equipment, more particularly to a kind of power supply for communication equipment.
Background technology
At present, the power supply of computer generally includes the main power source for maintaining computer system normal operation, and is counting
When calculation machine system is closed, the standby power compared with weak current can be provided（That is standby power supplys）；It is main when computer system is closed
Power supply can stop power supply, but standby power also may proceed to power, and so as to which computer capacity is connected to network, keeper just can be remote
The process control computer, remote opening main power source, so as to realize remote opening；And main power source unlatching before, dependence this treat electromechanics
Source, computer can detect to related component, and after detection is qualified, main power source be opened, so as to effectively reduce
The possibility that computer system operationally breaks down.
If it is appreciated that allowed the function that also there is communication equipment remote opening and component to detect, the electricity of communication equipment
Source is also required to include main power source and standby power, but this can undoubtedly increase the cost of communication equipment, especially in the logical of some low sides
Believe in equipment.
Therefore, a kind of power supply cheap including main power source and standby power, cost is designed, it is just urgently to be resolved hurrily as one
Problem.
The content of the invention
The mesh of the present invention is to provide a kind of power supply for communication equipment.
In order to realize the foregoing invention first purpose, an embodiment of the present invention provides a kind of power supply, comprising with lower module：
It is capable of the power module of the direct current of output rated voltage, power module is provided with defeated for the standby power of standby power
Go out end；The main power source control module of the power module is electrically connected to, main power source control module is provided with the master for main power source
Power output end；When receiving unlatching master battery signal, the main power source control module starts and continued power module is defeated
The direct current gone out is output to main power source output end；When receiving closing master battery signal, the main power source control module stops
The direct current that institute's power module exports is output to main power source output end.
As the further improvement of an embodiment of the present invention, the main power source control module includes：N-type metal-oxide-semiconductor and letter
Number processing module, the drain electrode of the N-type metal-oxide-semiconductor is electrically connected to the power module, source electrode is electrically connected to the main power source output
Hold and grid is electrically connected to signal processing module；Receive open master battery signal when, the signal processing module is to described
Grid start and be continuously applied magnitude of voltage be more than first voltage value voltage, the first voltage value enable to the source electrode and
Voltage turn-on between drain electrode；When receiving closing master battery signal, the signal processing module starts and held to the grid
The continuous voltage for applying magnitude of voltage and being less than or equal to second voltage value, the second voltage value are enabled between the source electrode and drain electrode
Voltage disconnects.
As the further improvement of an embodiment of the present invention, the signal processing module includes booster circuit, described
Booster circuit one end is electrically connected to power module, and the other end is electrically connected to the grid of N-type metal-oxide-semiconductor；Receiving unlatching main power source
During signal, signal processing module control booster circuit starts and is continuously applied magnitude of voltage to be more than first voltage to the grid
The voltage of value；When receiving closing master battery signal, the signal processing module control booster circuit starts to the grid
And it is continuously applied the voltage that magnitude of voltage is less than or equal to second voltage value.
As the further improvement of an embodiment of the present invention, the grid of the N-type metal-oxide-semiconductor passes through capacity earth.
As the further improvement of an embodiment of the present invention, the main power source control module includes：P-type metal-oxide-semiconductor and letter
Number processing module, the source electrode of the p-type metal-oxide-semiconductor is electrically connected to the power module, drain electrode is electrically connected to the main power source output
Hold and grid is electrically connected to signal processing module；Receive open master battery signal when, the signal processing module is to described
Grid start and be continuously applied magnitude of voltage be less than third voltage value voltage, the third voltage value enable to the source electrode and
Voltage turn-on between drain electrode；When receiving closing master battery signal, the signal processing module starts and held to the grid
The continuous voltage for applying magnitude of voltage and being more than or equal to the 4th magnitude of voltage, the 4th magnitude of voltage are enabled between the source electrode and drain electrode
Voltage disconnects.
As the further improvement of an embodiment of the present invention, the signal processing module includes reduction voltage circuit, described
Reduction voltage circuit one end is electrically connected to power module, and the other end is electrically connected to the grid of p-type metal-oxide-semiconductor；Receiving unlatching main power source
During signal, signal processing module control reduction voltage circuit starts and is continuously applied magnitude of voltage to be less than tertiary voltage to the grid
The voltage of value；When receiving closing master battery signal, the signal processing module control reduction voltage circuit starts to the grid
And it is continuously applied the voltage that magnitude of voltage is more than or equal to the 4th magnitude of voltage.
As the further improvement of an embodiment of the present invention, the power module is AC/DC power supply changeover devices.
As the further improvement of an embodiment of the present invention, the power module is provided with for the standby of standby power
Power output end, including：
The first direct current transformation module, the first direct current transformation module are provided between power module and standby power output end
Can the direct current transformation of rated voltage that is exported of the power module be direct current that voltage is the 5th magnitude of voltage.
As the further improvement of an embodiment of the present invention, the main power source control module is provided with for main power source
Main power source output end, including：
The second direct current transformation module, second direct current transformation are provided between main power source control module and main power source output end
Module can the direct current transformation that is exported of the main power source control module be direct current that voltage is the 6th magnitude of voltage.
One embodiment of the invention additionally provides a kind of communication equipment, and the communication equipment is provided with above-mentioned power supply.
Relative to prior art, the technical effects of the invention are that：In the power supply that the embodiment of the present invention is provided, comprising
Power module, the power module have two-way output, are used as standby power all the way, and another way is connected to metal-oxide-semiconductor, and works as
When the power supply receives unlatching master battery signal, the source electrode of metal-oxide-semiconductor will be caused to be connected with drain voltage, so as to the metal-oxide-semiconductor just
Can be as the output of main power source, and it is easily controlled the opening and closing of the main power source.It can be seen that the power supply is in common power
On the basis of increase metal-oxide-semiconductor, be just provided with the function of main power source and standby power, and cost is cheap, the communication suitable for bottom is set
It is standby.
Brief description of the drawings
Fig. 1 is the structural representation of the first implementation of the power supply in the embodiment of the present invention；
Fig. 2 is the structural representation of second of implementation of the power supply in the embodiment of the present invention.
Embodiment
Below with reference to each embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are not
The limitation present invention, structure that one of ordinary skill in the art is made according to these embodiments, method or change functionally
Change and be all contained in protection scope of the present invention.
The embodiment of the present invention one provides a kind of power supply, as shown in figure 1, comprising with lower module：
It is capable of the power module 1 of the direct current of output rated voltage, power module 1 is provided with the standby power for standby power
Output end 11；
Here, power module 1 can be various types of dc sources, such as：Alternating current on power transmission network can be converted into
The AC/DC of direct current（Alternating Current, alternating current；Direct Current, direct current）Power supply changeover device, storage
Battery or solar panel etc..Power module 1 being capable of output rated voltage always（Such as：12V or 15V etc.）Direct current.
The main power source control module 2 of the power module 1 is electrically connected to, main power source control module 2 is provided with for main electricity
The main power source output end 12 in source；When receiving unlatching master battery signal, the main power source control module 2 starts and continued electricity
The direct current that source module 1 exports is output to main power source output end 12；When receiving closing master battery signal, the main power source control
Molding block 2 stops the direct current that institute's power module 1 exports being output to main power source output end 12.
When actually using the power supply, the equipment using standby power can be all electronically connected to standby power output end
11, the equipment using main power source is all electronically connected to main power source output end 12.Open master battery signal and close master battery signal
Occurrence can be set according to being actually needed, such as：It is the voltage signal more than some magnitude of voltage to open master battery signal,
It is less than voltage signal of some magnitude of voltage etc. to close master battery signal.
It is understood that when communication equipment shuts down, due to standby power output end 11 can also normal power supply, then this
When, a simplified operating system can be run on the communication device, and the simplification operating system is connectable to network, keeper
The can Telnet simplification operating system, when keeper inputs and starts order, the simplification operating system can be to the communication
Hardware of equipment etc. carries out self-test, after qualified, the signal for opening main power source can be sent to main power source control module 2, so as to realize
It is long-range to start；Equally, when the communication equipment is in normal operating condition, when receiving shutdown command, the communication equipment can enter
The related power-off operation of row, afterwards, main power source control module 2 will receive closing master battery signal, so as to realize the communication
The shutdown of equipment, but now standby power output end 11 can still power.
Here, the main power source control module 2 receive once open main power source letter after, will continued power, accordingly,
After once closing master battery signal is received, main power source output end 12 will stop power supply；But the meeting of standby power output end 11
One direct power supply.
Preferably, as shown in figure 1, the main power source control module 2 includes：N-type metal-oxide-semiconductor 21 and signal processing module 22,
The drain electrode 2D of the N-type metal-oxide-semiconductor 21 is electrically connected to the power module 1, source electrode 2S is electrically connected to the main power source output end 12
And grid 2G is electrically connected to signal processing module 22；
When receiving unlatching master battery signal, the signal processing module 22 starts to the grid 2G and is continuously applied voltage
Value is more than the voltage of first voltage value, and the first voltage value enables to voltage turn-on between the source electrode 2S and drain electrode 2D；
When receiving closing master battery signal, the signal processing module 22 starts to the grid 2G and is continuously applied voltage
Value is less than or equal to the voltage of second voltage value, and the second voltage value enables to voltage between the source electrode 2S and drain electrode 2D to break
Open.
Here, when signal processing module 22 receives and opens master battery signal, magnitude of voltage can be continuously applied to grid 2G
More than the voltage of first voltage value, then between the 2D and source electrode 2S that drains will voltage turn-on, so as to power module 1 exported it is straight
Stream electricity will continue through main power source output end 12 and export, i.e., main power source starts.And receive closing in signal processing module 22
During master battery signal, the voltage that magnitude of voltage is less than second voltage value will be continuously applied to grid 2G, then drain 2D and source electrode 2S
Between will voltage disconnect, the direct current exported so as to power module 1 can not just be exported by main power source output end 12, i.e., main
Power-off.It is appreciated that in the power supply, a signal processing module 22 and N-type metal-oxide-semiconductor 21 are only increased, it becomes possible to
Realize the function of main power source and standby power, it is seen that its cost is very low.
Preferably, as shown in figure 1, the signal processing module 2 includes booster circuit 221, the booster circuit 221 1
End is electrically connected to power module 1, and the other end is electrically connected to the grid 2G of N-type metal-oxide-semiconductor 21；
When receiving unlatching master battery signal, the signal processing module 22 controls booster circuit 221 to be opened to the grid 2G
Begin and be continuously applied magnitude of voltage be more than first voltage value voltage；
When receiving closing master battery signal, the signal processing module 22 controls booster circuit 221 to be opened to the grid 2G
Begin and be continuously applied magnitude of voltage be less than or equal to second voltage value voltage.
Here, to cause between the drain electrode 2D of the N-type metal-oxide-semiconductor 21 and source electrode 2S can voltage turn-on, first voltage value needs
Some big value of magnitude of voltage than source electrode 2S（For example, 10V）, due in N-type 21 voltage turn-on of metal-oxide-semiconductor, source electrode 2S voltage
Equal to drain electrode 2D voltage, therefore, first voltage value needs the magnitude of voltage than the 2D that drains to be more than some value；Therefore, in main power source
A booster circuit 221 can be provided with control module 2, the voltage liter for power module 1 being exported by the booster circuit 221
It is pressed onto some value more than first voltage value.Here, the signal processing module 22 can apply two not to booster circuit 221
Same control signal：First control signal and the second control signal；It is defeated when booster circuit 221 receives the first control signal
Go out the voltage that magnitude of voltage is more than first voltage value, when receiving the second control signal, output voltage values are less than or equal to the second electricity
The voltage of pressure value.
Preferably, the grid 2G of the N-type metal-oxide-semiconductor 21 passes through electric capacity（It is not shown）Ground connection.Because booster circuit 221 is by electricity
The boost in voltage that source module 1 is exported needs a period of time to some value more than first voltage value, and the electric capacity can be with
Effectively slow down this process, that is, make it that the time is elongated.
Preferably, as shown in Fig. 2 the main power source control module includes：
P-type metal-oxide-semiconductor 23 and signal processing module 22, the source electrode 2S of the p-type metal-oxide-semiconductor 23 are electrically connected to the power module 1, leakage
Pole 2D is electrically connected to the main power source output end 12 and grid 2G is electrically connected to signal processing module 22；
When receiving unlatching master battery signal, the signal processing module 22 starts to the grid 2G and is continuously applied voltage
Value is less than the voltage of third voltage value, and the third voltage value enables to voltage turn-on between the source electrode 2S and drain electrode 2D；
When receiving closing master battery signal, the signal processing module 22 starts to the grid 2G and is continuously applied voltage
Value is more than or equal to the voltage of the 4th magnitude of voltage, and the 4th magnitude of voltage enables to voltage between the source electrode 2S and drain electrode 2D to break
Open.
Here, when signal processing module 22 receives and opens master battery signal, magnitude of voltage can be continuously applied to grid 2G
Less than the voltage of third voltage value, then between the 2D and source electrode 2S that drains will voltage turn-on, so as to power module 1 exported it is straight
Stream electricity will continue through main power source output end 12 and export, i.e., main power source starts.And receive closing in signal processing module 22
During master battery signal, the voltage that output voltage values are more than or equal to the 4th magnitude of voltage will be continued to grid 2G, then drain 2D and source
Between the 2S of pole will voltage disconnect, the direct current exported so as to power module 1 can not just be exported by main power source output end 12,
I.e. main power source is closed.It is appreciated that in the power supply that the embodiment of the present invention is provided, a signal processing module is only increased
22 and p-type metal-oxide-semiconductor 23, it becomes possible to realize the function of main power source and standby power, it is seen that its cost is very low.
Preferably, as shown in Fig. 2 the signal processing module 2 includes reduction voltage circuit 222, the reduction voltage circuit 222 1
End is electrically connected to power module 1, and the other end is electrically connected to the grid 2G of p-type metal-oxide-semiconductor 23；
When receiving unlatching master battery signal, the signal processing module 22 controls reduction voltage circuit 222 to be opened to the grid 2G
Begin and be continuously applied magnitude of voltage be less than third voltage value voltage；
When receiving closing master battery signal, the signal processing module 22 controls reduction voltage circuit 222 to be opened to the grid 2G
Begin and be continuously applied magnitude of voltage be more than or equal to the 4th magnitude of voltage voltage.
Here, the drain electrode 2D and source electrode 2S voltage turn-ons of the p-type metal-oxide-semiconductor 23 are enabled, third voltage value needs to compare
Source electrode 2S some small value of magnitude of voltage（For example, 10V）；Therefore, one can be provided with main power source control module 2 by piezoelectricity
The voltage that power module 1 is exported road 222, volt circuit 222 would be pressed against to some value less than third voltage value by this.
Preferably, the power module 1 is AC/DC power supply changeover devices.
Preferably, the power module 1 is provided with the standby power output end 11 for standby power, including：
The first direct current transformation module 3, first direct current transformation are provided between power module 1 and standby power output end 11
Module 3 can the direct current transformation of rated voltage that is exported of the power module 1 be direct current that voltage is the 5th magnitude of voltage.
In a communications device, the voltage needed for different components is possible to different, therefore, it is necessary to power module 1 is exported
Electric energy uses after transformation for different components.
Preferably, the main power source control module is provided with the main power source output end for main power source, including：
The second direct current transformation module 4, second direct current are provided between main power source control module 2 and main power source output end 12
Voltage changing module 4 can the direct current transformation that is exported of the main power source control module 2 be direct current that voltage is the 6th magnitude of voltage.
In a communications device, the voltage needed for different components is possible to different, therefore, it is necessary to by the institute of main power source control module 2
The electric energy of output uses after transformation for different components.
The embodiment of the present invention two provides a kind of communication equipment, and the communication equipment is provided with the power supply described in embodiment one.
It should be appreciated that although the present specification is described in terms of embodiments, not each embodiment only includes one
Individual independent technical scheme, this narrating mode of specification is only that those skilled in the art will should say for clarity
For bright book as an entirety, the technical scheme in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically
Bright, they simultaneously are not used to limit the scope of the invention, all equivalent implementations made without departing from skill spirit of the present invention
Or change should be included in the scope of the protection.
Claims (10)
1. a kind of power supply, it is characterised in that comprising with lower module：
It is capable of the power module of the direct current of output rated voltage, power module is provided with defeated for the standby power of standby power
Go out end；The main power source control module of the power module is electrically connected to, main power source control module is provided with the master for main power source
Power output end；
When receiving unlatching master battery signal, the main power source control module starts and continued the direct current for exporting power module
Electricity output is to main power source output end；When receiving closing master battery signal, the main power source control module stops institute's power supply
The direct current of module output is output to main power source output end.
2. power supply according to claim 1, it is characterised in that the main power source control module includes：
N-type metal-oxide-semiconductor and signal processing module, the drain electrode of the N-type metal-oxide-semiconductor are electrically connected to the power module, source electrode electrical connection
Signal processing module is electrically connected to the main power source output end and grid；
Receive open master battery signal when, the signal processing module starts to the grid and to be continuously applied magnitude of voltage big
In the voltage of first voltage value, the first voltage value enables to voltage turn-on between the source electrode and drain electrode；
Receive close master battery signal when, the signal processing module starts to the grid and to be continuously applied magnitude of voltage small
In the voltage equal to second voltage value, the second voltage value enables to voltage between the source electrode and drain electrode to disconnect.
3. power supply according to claim 2, it is characterised in that：
The signal processing module includes booster circuit, and described booster circuit one end is electrically connected to power module, other end electricity
It is connected to the grid of N-type metal-oxide-semiconductor；
When receiving unlatching master battery signal, the signal processing module control booster circuit starts and continued to the grid
Apply the voltage that magnitude of voltage is more than first voltage value；
When receiving closing master battery signal, the signal processing module control booster circuit starts and continued to the grid
Apply the voltage that magnitude of voltage is less than or equal to second voltage value.
4. power supply according to claim 3, it is characterised in that：
The grid of the N-type metal-oxide-semiconductor passes through capacity earth.
5. power supply according to claim 1, it is characterised in that the main power source control module includes：
P-type metal-oxide-semiconductor and signal processing module, the source electrode of the p-type metal-oxide-semiconductor are electrically connected to the power module, drain electrode electrical connection
Signal processing module is electrically connected to the main power source output end and grid；
Receive open master battery signal when, the signal processing module starts to the grid and to be continuously applied magnitude of voltage small
In the voltage of third voltage value, the third voltage value enables to voltage turn-on between the source electrode and drain electrode；
Receive close master battery signal when, the signal processing module starts to the grid and to be continuously applied magnitude of voltage big
In the voltage equal to the 4th magnitude of voltage, the 4th magnitude of voltage enables to voltage between the source electrode and drain electrode to disconnect.
6. power supply according to claim 5, it is characterised in that：
The signal processing module includes reduction voltage circuit, and described reduction voltage circuit one end is electrically connected to power module, other end electricity
It is connected to the grid of p-type metal-oxide-semiconductor；
When receiving unlatching master battery signal, the signal processing module control reduction voltage circuit starts and continued to the grid
Apply the voltage that magnitude of voltage is less than third voltage value；
When receiving closing master battery signal, the signal processing module control reduction voltage circuit starts and continued to the grid
Apply the voltage that magnitude of voltage is more than or equal to the 4th magnitude of voltage.
7. power supply according to claim 1, it is characterised in that：
The power module is AC/DC power supply changeover devices.
8. power supply according to claim 1, it is characterised in that the power module is provided with for the standby of standby power
Power output end, including：
The first direct current transformation module, the first direct current transformation module are provided between power module and standby power output end
Can the direct current transformation of rated voltage that is exported of the power module be direct current that voltage is the 5th magnitude of voltage.
9. power supply according to claim 1, it is characterised in that the main power source control module is provided with for main power source
Main power source output end, including：
The second direct current transformation module, second direct current transformation are provided between main power source control module and main power source output end
Module can the direct current transformation that is exported of the main power source control module be direct current that voltage is the 6th magnitude of voltage.
A kind of 10. communication equipment, it is characterised in that：Power supply described in claim any one of 1-9 is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710943344.XA CN107728766A (en) | 2017-10-11 | 2017-10-11 | A kind of power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710943344.XA CN107728766A (en) | 2017-10-11 | 2017-10-11 | A kind of power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107728766A true CN107728766A (en) | 2018-02-23 |
Family
ID=61210903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710943344.XA Withdrawn CN107728766A (en) | 2017-10-11 | 2017-10-11 | A kind of power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107728766A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040113677A1 (en) * | 2002-12-12 | 2004-06-17 | Clark Lawrence T. | Level shifter and voltage translator |
| CN1925298A (en) * | 2005-08-30 | 2007-03-07 | 厦门华侨电子企业有限公司 | Middle and large power switch electrical source for no-standby electrical source in electrical source system |
| CN203039571U (en) * | 2012-11-09 | 2013-07-03 | 福建捷联电子有限公司 | Vcc power supply voltage switching-on circuit of PFC and switching power supply using same |
| CN203851022U (en) * | 2014-05-22 | 2014-09-24 | 中山市电赢科技有限公司 | Standby electricity-saving direct current power source adapter |
| CN105449990A (en) * | 2015-11-20 | 2016-03-30 | 南京熊猫电子股份有限公司 | Circuit achieving zero power consumption shutdown |
-
2017
- 2017-10-11 CN CN201710943344.XA patent/CN107728766A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040113677A1 (en) * | 2002-12-12 | 2004-06-17 | Clark Lawrence T. | Level shifter and voltage translator |
| CN1925298A (en) * | 2005-08-30 | 2007-03-07 | 厦门华侨电子企业有限公司 | Middle and large power switch electrical source for no-standby electrical source in electrical source system |
| CN203039571U (en) * | 2012-11-09 | 2013-07-03 | 福建捷联电子有限公司 | Vcc power supply voltage switching-on circuit of PFC and switching power supply using same |
| CN203851022U (en) * | 2014-05-22 | 2014-09-24 | 中山市电赢科技有限公司 | Standby electricity-saving direct current power source adapter |
| CN105449990A (en) * | 2015-11-20 | 2016-03-30 | 南京熊猫电子股份有限公司 | Circuit achieving zero power consumption shutdown |
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Application publication date: 20180223 |
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