CN208028771U - The power switch circuit of vulnerabilities scan forceful electric power - Google Patents
The power switch circuit of vulnerabilities scan forceful electric power Download PDFInfo
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- CN208028771U CN208028771U CN201820032866.4U CN201820032866U CN208028771U CN 208028771 U CN208028771 U CN 208028771U CN 201820032866 U CN201820032866 U CN 201820032866U CN 208028771 U CN208028771 U CN 208028771U
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Abstract
The utility model is related to a kind of power switch circuits of vulnerabilities scan forceful electric power, including standby power control circuit, opto-coupled feedback circuit, electronic switch S1, standby power transformer, standby power rectifying and wave-filtering output circuit and the ac-dc converter circuit for being connected to electric main；Standby power control circuit includes control chip IC 1, and control chip IC 1 connects ac-dc converter circuit；Opto-coupled feedback circuit includes photoelectrical coupler, and photoelectrical coupler includes the first photophore to match and the second light-receiving device IC4；When electronic switch S1 is closed, the second light-receiving device IC4 is just short-circuited, cannot be by the second light-receiving device IC4 feed back inputs electric current to the COMP pins for controlling chip IC 1；When electronic switch S1 disconnections, then+5V standby voltages are exported.Thereby, phenomena such as output of standby power is controlled by electronic switch S1, not will produce prodigious immediate current, sparking, oxidation, poor contact extends the service life of computer power supply, also reduces cost.
Description
Technical field
The utility model is related to a kind of chassis power supply fields, refer in particular to a kind of power switch electricity of vulnerabilities scan forceful electric power
Road.
Background technology
Currently, computer in the market is mainly ATX power supplys, ATX power supply functions are to convert the power supply of alternating current 220V
At the power supply of direct current+5V, -5V ,+12V, -12V ,+3.3V ,+5VSB needed for computer-internal, using "+5VSB ", " PS-ON "
Combination realize that the open and close of power supply are the most important features of ATX power supplys, as long as the change of control " PS-ON " signal level
Change the open and close of just controllable power；Existing control method is, straight in the output end setting mechanical switch of electric main
The open and close of switch control computer power supply, the then open and close of realization+5VSB power supplys are connect, however mechanical switch is adopted
The break-make for changing circuit with mechanical touching mode, since mechanical switch needs 3C certifications, cost is higher, and mechanical switch is direct
It will produce prodigious immediate current when forceful electric power circuit is connected, the contact of switch shrapnel easy tos produce sparking, and sparking is also easy for
Make contact oxidation cause switch contact bad, switching function may be caused to fail, while touching has error, wears, has the service life
Number, to influence the service life of computer power supply.
Therefore, in the utility model patent application, applicant has studied intensively a kind of power switch of vulnerabilities scan forceful electric power
Circuit solves the above problem.
Utility model content
The utility model is existing insufficient for the above-mentioned prior art, and main purpose is to provide a kind of vulnerabilities scan forceful electric power
Power switch circuit, the output of standby power is controlled by electronic switch S1, prodigious immediate current is not will produce, beats
Phenomena such as fire, oxidation, poor contact, extends the service life of computer power supply, also reduce cost.For the mesh for realizing above-mentioned
, the utility model adopts the following technical scheme that：
A kind of power switch circuit of vulnerabilities scan forceful electric power is used to control standby power in computer ATX electric power circuit
Output, including standby power control circuit, opto-coupled feedback circuit, electronic switch S1, standby power transformer, standby power rectification
Filtering output circuit and the ac-dc converter circuit for being connected to electric main；
The standby power control circuit includes control chip IC 1, and aforementioned control chip IC 1 connects AC-DC conversion electricity
Road；The opto-coupled feedback circuit includes photoelectrical coupler, the photoelectrical coupler include the first photophore for matching and
The COMP pins of second light-receiving device IC4, control chip IC 1 connect the first pin 4 of the second light-receiving device IC4, the second light-receiving device IC4
The first pin 3 ground connection, one end of electronic switch S1 passes through the COMP pins of resistance R16 connections control chip IC 1, electronic switch
The other end of S1 is grounded, and control chip IC 1 connects the primary side of standby power transformer, and the secondary side of standby power transformer connects
Receive electromechanical source rectifying and wave-filtering output circuit；First photophore is connected to the secondary side of standby power transformer；
When electronic switch S1 is closed, the second light-receiving device IC4 is just short-circuited, and the secondary side of standby power transformer 20 is through first
Photophore, the second light-receiving device IC4 cooperation after, cannot be by the second light-receiving device IC4 feed back inputs electric current to control chip IC 1
COMP pins；
When electronic switch S1 is disconnected, the secondary side of standby power transformer (20) is through the first photophore, the second light-receiving device IC4
Cooperation after, by the second light-receiving device IC4 feed back inputs electric current to control chip IC 1 COMP pins；The control chip IC 1 is defeated
Go out voltage to the primary side of standby power transformer, the secondary side institute output voltage through standby power transformer, standby power is whole
Stream filtering output circuit controls output+5V standby voltages.
As a preferred embodiment, the standby power control circuit further includes resistance R22, resistance R14, resistance R34, electricity
Hold C2, resistance R39, resistance R24, resistance R21, resistance R25, resistance R27, resistance R11, resistance R17, resistance R20, resistance R1,
First switch pipe, second switch pipe, capacitance C5, polar capacitor C11, polar capacitor C6, capacitance C26, zener diode D6, voltage stabilizing
Diode ZD1, diode D38, diode D39, diode D1, diode D5, diode D7, diode D4 and the second light
Device IC3A；Aforementioned control chip IC 1 has controlling switch 1 to controlling switch 8, and the controlling switch 1 is grounded by resistance R22,
Pin 2, the controlling switch 2 are also grounded by capacitance C4 aforementioned COMP pins in order to control；The controlling switch 3 is CS pins,
The controlling switch 3 connects one end of capacitance C2, one end of resistance R14, the other end ground connection of capacitance C2 simultaneously；The control is drawn
Foot 4 is grounded；The controlling switch 5 is G pins, and the controlling switch 5 connects one end of resistance R39, and the other end of resistance R39 is same
When connection one end of resistance R34, switching tube control terminal, the other end of resistance R34 connects the other end, the electricity of resistance R14 simultaneously
Hinder one end of R1, the other end ground connection of resistance R1, one end of the output end connection resistance R1 of switching tube, the input terminal company of switching tube
Connect the anode of diode D7, the cathode of the cathode connection zener diode D6 of diode D7, the anode connection of zener diode D6
Direct voltage source VDC；
The controlling switch 6 is VCC pin, and the controlling switch 6 connects the cathode of diode D2, the anode of diode D2
By one end of resistance R24 connection resistance R20, the other end connection diode D5 anodes of resistance R20, the cathode of diode D5 is logical
Cross resistance R17 ground connection, the cathode of the cathode connecting diode D5 of polar capacitor C6, the cathode ground connection of polar capacitor C6, diode
The cathode of D5 connects one end of resistance R11, the output end of switching tube Q1 simultaneously, and the other end of resistance R11 connects the second light-receiving device
The second pin 3 of the second pin 4 of IC3A, the second light-receiving device IC3A is grounded by capacitance C26, the control terminal connection of switching tube Q1
The cathode of zener diode ZD1, the plus earth of zener diode ZD1, the input terminal connection diode D1 of switching tube Q1 is just
Pole, the cathode connection voltage source VCC of diode D1；The controlling switch 8 is HV pins, and the controlling switch 8 passes through resistance R21
Connect resistance R25, one end of resistance R25 connection resistance R27, the other end of resistance R27 at the same connect diode D39 cathode,
The cathode of diode D38, the anode connection electric main of the firewire L of the anode connection electric main of diode D39, pole pipe D38
Zero curve N.
As a preferred embodiment, the controlling switch 7 is spare pin.
As a preferred embodiment, the standby power transformer has standby power pin 2, standby power pin 4, standby
Power pins 5 and standby power pin 6, the standby power pin 2 connects the anode of zener diode D6, described to wait for electromechanics
Source pin 4 connects the anode of diode D7, and the standby power pin 5 connects one end of resistance R20, the standby power pin
6 ground connection.
As a preferred embodiment, the standby power rectifying and wave-filtering output circuit includes the first rectification module and the first electricity
Hold inductor filter module, aforementioned standby power transformer connects the first rectification module, first electricity of the first rectification module connection
Holding inductor filter module, first rectification module exports after receiving the output signal processing of standby power transformer, and described the
Output+5V standby voltages after the output signal processing of one capacitor and inductor filter module the first rectification module of reception.
As a preferred embodiment, the first capacitor and inductor filter module is connected with first voltage controller, and described
One voltage controller connects standby power control circuit.
As a preferred embodiment, the ac-dc converter circuit includes bridge rectifier module, PFC inductance, PFC-PWN controls
Device processed, high pressure diode filter module, high-voltage capacitance filter module, main power transformer, the second capacitor and inductor filter module,
Two rectification modules, energy storage inductor, the first DC-DC converter, the second DC-DC converter, third capacitor and inductor filter module, second
Voltage controller, protection IC modules, VCC power modules and the EMI circuits for being connected to electric main；The EMI circuits it is defeated
Outlet connects bridge-type rectification module, and the bridge rectifier module connects PFC inductance, the PFC inductance connections high pressure diode filter
Wave module, the high pressure diode filter module connect high-voltage capacitance filter module, the high-voltage capacitance filter module connection master
Power transformer, the main power transformer connect the second rectification module, and second rectification module connects energy storage inductor, described
Energy storage inductor connects the second capacitor and inductor filter module, the first DC-DC converter, the second DC-DC converter and third simultaneously
Capacitor and inductor filter module, the electricity of output+12V after the output signal processing of the second capacitor and inductor filter module reception energy storage inductor
Pressure, the voltage of output+5V, the second DC-DC converter connect after the output signal processing of the first DC-DC converter reception energy storage inductor
The voltage of output+3.3V, third capacitor and inductor filter module receive energy storage inductor after the output signal processing of receipts energy storage inductor
The voltage of output -12V after output signal processing, the second capacitor and inductor filter module, the first DC-DC converter, the 2nd DC-DC turn
Parallel operation, third capacitor and inductor filter module and the first capacitor and inductor filter module are all connected with protection IC modules, the protection IC
Module and aforementioned standby power control circuit are all connected with VCC power modules, and the protection IC modules are received from the first capacitance electricity
PG signals and PS-ON signals, the VCC power modules connection PFC-PWN controls are exported after feeling the output signal processing of filter module
Device processed, the second DC-DC converter connect PFC-PWN controllers, the PFC-PWN controllers difference by second voltage controller
Connect high pressure diode filter module and main power transformer.
As a preferred embodiment, the power switch circuit is set in computer cabinet, the surface of the cabinet
Dew is equipped with hand control switch, and the closure of the hand control switch linkage aforementioned electronic switch S1 disconnects.
As a preferred embodiment, the hand control switch is to wave control formula button.
The utility model has clear advantage and advantageous effect compared with prior art, specifically：By waiting for electromechanics
Electronic switch S1 opening and closings control the output of standby power in source control circuit, to the circuit of chassis power supply are not required to do and change greatly very much
It is ingenious rationally into, circuit structure design, by control the second light-receiving device IC4 whether can feed back input electric current to controlling chip
The COMP pins of IC1, to control+5V standby voltages in entire switching circuit（Also refer to+5SB）Output, be equivalent to vulnerabilities scan
Forceful electric power avoids directly using mechanical switch in forceful electric power circuit, to generate prodigious immediate current and be not in beat
Phenomena such as fire, oxidation, poor contact, extend the service life of computer power supply；Moreover, using electronic switch S1,3C is not needed
Certification, cost is relatively low, has preferable economic benefit；And overall construction design is ingenious, each circuit performance is stablized and safety can
It leans on.
More clearly to illustrate the structure feature and effect of the utility model, come below in conjunction with the accompanying drawings with specific embodiment pair
It is described in detail.
Description of the drawings
Fig. 1 is the substantially control structure schematic diagram of the embodiment of the utility model；
Fig. 2 is the standby power control circuit partial schematic diagram of the embodiment of the utility model；
Fig. 3 is the whole control block diagram of the embodiment of the utility model.
Drawing reference numeral explanation：
10, standby power control circuit 20, standby power transformer
30, standby power rectifying and wave-filtering output circuit 40, ac-dc converter circuit
50, electric main.
Specific implementation mode
The utility model is further described with specific implementation mode below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, a kind of power switch circuit of vulnerabilities scan forceful electric power, is used for computer ATX electric power circuit
Middle control standby power output, including standby power control circuit, opto-coupled feedback circuit, electronic switch S1, standby power transformation
Device, standby power rectifying and wave-filtering output circuit and the ac-dc converter circuit for being connected to electric main；The standby power control
Circuit processed includes control chip IC 1, and aforementioned control chip IC 1 connects ac-dc converter circuit；The opto-coupled feedback circuit includes
It includes the first photophore to match and the second light-receiving device IC4 to have photoelectrical coupler, the photoelectrical coupler, controls chip
The COMP pins of IC1 connect the first pin 4 of the second light-receiving device IC4, the first pin 3 ground connection of the second light-receiving device IC4, electronic cutting
The one end for closing S1 controls the COMP pins of chip IC 1 by resistance R16 connections, and the other end ground connection of electronic switch S1 controls core
The secondary side connection standby power rectifying and wave-filtering of the primary side of piece IC1 connection standby power transformers, standby power transformer is defeated
Go out circuit；First photophore is connected to the secondary side of standby power transformer
When electronic switch S1 is closed, the second light-receiving device IC4 is just short-circuited, and the secondary side of standby power transformer 20 is through first
Photophore, the second light-receiving device IC4 cooperation after, cannot be by the second light-receiving device IC4 feed back inputs electric current to control chip IC 1
COMP pins；
When electronic switch S1 is disconnected, the secondary side of standby power transformer 20 is through the first photophore, the second light-receiving device IC4
After cooperation, by the second light-receiving device IC4 feed back inputs electric current to the COMP pins for controlling chip IC 1；The control chip IC 1 exports
Voltage is to the primary side of standby power transformer, the secondary side institute output voltage through standby power transformer, standby power rectification
It filters output circuit and controls output+5V standby voltages.
In general, the power switch circuit is set in computer cabinet, the surface dew of the cabinet is equipped with control manually
System switch, the closure of the hand control switch linkage aforementioned electronic switch S1 disconnect.The hand control switch preferred design
To wave control formula button.In this way, for user, actually joined in cabinet peripheral operation hand control switch
The closure of dynamic electronic switch S1 disconnects, and is controlled chassis power supply in a manner of vulnerabilities scan forceful electric power.
Certainly, the output of standby power is controlled mentioned by electronic switch S1 opening and closings in standby power control circuit, it is right
The circuit of chassis power supply is not required to do too big improvement, and circuit structure design is ingenious rationally, by whether controlling the second light-receiving device IC4
Energy feed back input electric current is to the COMP pins for controlling chip IC 1, to control+5V standby voltages in entire switching circuit（Also refer to+
5SB）Output.
In the present embodiment, the standby power control circuit 10 further includes resistance R22, resistance R16, resistance R14, resistance
R34, capacitance C2, resistance R39, resistance R24, resistance R21, resistance R25, resistance R27, resistance R11, resistance R17, resistance R20, electricity
Hinder R1, first switch pipe, second switch pipe, capacitance C5, polar capacitor C11, polar capacitor C6, capacitance C26, zener diode
D6, zener diode ZD1, diode D38, diode D39, diode D1, diode D5, diode D7, diode D4 and
Second light-receiving device IC3A, aforementioned control chip IC 1 have controlling switch 1 to controlling switch 8, and the controlling switch 1 passes through resistance
R22 is grounded, and pin 2, the controlling switch 2 are also grounded by capacitance C4 aforementioned COMP pins in order to control, and the controlling switch 3 is
CS pins, the controlling switch 3 connect one end of capacitance C2, one end of resistance R14, the other end ground connection of capacitance C2 simultaneously；Institute
State the ground connection of controlling switch 4；The controlling switch 5 is G pins, and the controlling switch 5 connects one end of resistance R39, resistance R39's
The other end connects one end of resistance R34, the control terminal of switching tube simultaneously, and the other end of resistance R34 connects the another of resistance R14 simultaneously
One end, resistance R1 one end, the other end ground connection of resistance R1, one end of the output end connection resistance R1 of switching tube, switching tube
Input terminal connects the anode of diode D7, and the cathode of diode D7 connects the cathode of zener diode D6, zener diode D6's
Anode connection direct voltage source VDC；
The controlling switch 6 connects the cathode of diode D2, and the anode of diode D2 passes through resistance R24 connection resistance R20
One end, the other end connection diode D5 anode of resistance R20, the cathode of diode D5 is grounded by resistance R17, polar capacitor
The cathode of the cathode connecting diode D5 of C6, the cathode ground connection of polar capacitor C6, the cathode of diode D5 connect resistance R11 simultaneously
One end, switching tube Q1 output end, the other end of resistance R11 connects the second pin 4 of the second light-receiving device IC3A, the second light
The second pin 3 of device IC3A is grounded by capacitance C26, the cathode of the control terminal connection zener diode ZD1 of switching tube Q1, voltage stabilizing
The plus earth of diode ZD1, the anode of the input terminal connection diode D1 of switching tube Q1, the cathode of diode D1 connect voltage
Source VCC；The controlling switch 7 is spare pin；The controlling switch 8 passes through resistance R21 connection resistance R25, resistance R25 connections
The other end of one end of resistance R27, resistance R27 connects the cathode of diode D39, the cathode of diode D38, diode simultaneously
The zero curve N of the anode connection electric main 50 of the firewire L of the anode connection electric main 50 of D39, pole pipe D38.
In the present embodiment, the standby power transformer 20 has standby power pin 2, standby power pin 4, waits for electromechanics
Source pin 5 and standby power pin 6, the standby power pin 2 connect the anode of zener diode D6, the standby power
Pin 4 connects the anode of diode D7, and the standby power pin 5 connects one end of resistance R20, the standby power pin 6
Ground connection.
The standby power rectifying and wave-filtering output circuit 30 includes the first rectification module and the first capacitor and inductor filter module,
Aforementioned standby power transformer 20 connects the first rectification module, and first rectification module connects the first capacitor and inductor and filters mould
Block exports, first capacitor and inductor after the output signal processing of the first rectification module reception standby power transformer 20
Output+5V standby voltages after the output signal processing of filter module the first rectification module of reception；The first capacitor and inductor filtering
Module is connected with first voltage controller, the first voltage controller connection standby power control circuit 10.
The ac-dc converter circuit 40 includes bridge rectifier module, PFC inductance, PFC-PWN controllers, high pressure diode
Filter module, high-voltage capacitance filter module, main power transformer, the second capacitor and inductor filter module, the second rectification module, energy storage
Inductance, the first DC-DC converter, the second DC-DC converter, third capacitor and inductor filter module, second voltage controller, protection
The output end connection bridge-type of IC modules, VCC power modules and the EMI circuits for being connected to electric main 50, the EMI circuits is whole
Flow module, the bridge rectifier module connect PFC inductance, the PFC inductance connections high pressure diode filter module, the high pressure
Diode filter module connects high-voltage capacitance filter module, and the high-voltage capacitance filter module connects main power transformer, described
Main power transformer connects the second rectification module, and second rectification module connects energy storage inductor, and the energy storage inductor connects simultaneously
Connect the second capacitor and inductor filter module, the first DC-DC converter, the second DC-DC converter and third capacitor and inductor filtering mould
Block, the voltage of output+12V, the first DC-DC turn after the output signal processing of the second capacitor and inductor filter module reception energy storage inductor
The voltage of output+5V, the second DC-DC converter receive the defeated of energy storage inductor after the output signal processing of parallel operation reception energy storage inductor
Go out the voltage of output+3.3V after signal processing, after third capacitor and inductor filter module receives the output signal processing of energy storage inductor
The voltage of output -12V, the second capacitor and inductor filter module, the first DC-DC converter, the second DC-DC converter, third capacitance
Inductor filter module and the first capacitor and inductor filter module are all connected with protection IC modules, protection IC modules and aforementioned standby
Power control circuit 10 is all connected with VCC power modules, and the protection IC modules are received from the first capacitor and inductor filter module
Output PG signals and PS-ON signals after output signal processing, the VCC power modules connect PFC-PWN controllers, the 2nd DC-
DC converters connect PFC-PWN controllers by second voltage controller, and the PFC-PWN controllers are separately connected two pole of high pressure
Body filter module and main power transformer.
The utility model designing points are, mainly by electronic switch S1 opening and closings in standby power control circuit come
The output for controlling standby power is not required to do too big improvement to the circuit of chassis power supply, and circuit structure design is ingenious rationally, passes through
Control the second light-receiving device IC4 whether can feed back input electric current to control chip IC 1 COMP pins, to control entire switching circuit
In+5V standby voltages（Also refer to+5SB）Output, be equivalent to vulnerabilities scan forceful electric power, avoid in forceful electric power circuit directly using machinery
Switch extends computer thus phenomena such as will not generating prodigious immediate current and be not in sparking, oxidation, poor contact
The service life of power supply；Moreover, using electronic switch S1,3C certifications are not needed, cost is relatively low, has preferable economic benefit；
And overall construction design is ingenious, each circuit performance is stablized and safe and reliable.
The above is only the utility model preferred embodiment, not appoints to the technical scope of the utility model
What is limited, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent variations
With modification, it is still within the scope of the technical solutions of the present invention.
Claims (9)
1. a kind of power switch circuit of vulnerabilities scan forceful electric power is used to control standby power in computer ATX electric power circuit defeated
Go out, it is characterised in that：Including standby power control circuit, opto-coupled feedback circuit, electronic switch S1, standby power transformer, wait for
Electromechanical source rectifying and wave-filtering output circuit and the ac-dc converter circuit for being connected to electric main；
The standby power control circuit includes control chip IC 1, and aforementioned control chip IC 1 connects ac-dc converter circuit；Institute
It includes photoelectrical coupler to state opto-coupled feedback circuit, the photoelectrical coupler include the first photophore to match and second by
Light device IC4, the first pin 4 of the second light-receiving device IC4 of COMP pins connection of control chip IC 1, the first of the second light-receiving device IC4
Pin 3 is grounded, and one end of electronic switch S1 controls the COMP pins of chip IC 1 by resistance R16 connections, and electronic switch S1's is another
One end is grounded, and control chip IC 1 connects the primary side of standby power transformer, and the secondary side connection of standby power transformer is standby
Power supply rectification filter output circuit；First photophore is connected to the secondary side of standby power transformer；
When electronic switch S1 is closed, the second light-receiving device IC4 is just short-circuited, standby power transformer（20）Secondary side through first hair
Light device, the second light-receiving device IC4 cooperation after, cannot by the second light-receiving device IC4 feed back inputs electric current to control chip IC 1 COMP
Pin；
When electronic switch S1 disconnections, standby power transformer（20）Secondary side match through the first photophore, the second light-receiving device IC4
After conjunction, by the second light-receiving device IC4 feed back inputs electric current to the COMP pins for controlling chip IC 1；The control chip IC 1 exports electricity
It is depressed into the primary side of standby power transformer, the secondary side institute output voltage through standby power transformer, standby power rectification filter
Wave output circuit controls output+5V standby voltages.
2. the power switch circuit of vulnerabilities scan forceful electric power according to claim 1, it is characterised in that：The standby power control
Circuit processed further includes resistance R22, resistance R14, resistance R34, capacitance C2, resistance R39, resistance R24, resistance R21, resistance R25, electricity
Hinder R27, resistance R11, resistance R17, resistance R20, resistance R1, first switch pipe, second switch pipe, capacitance C5, polar capacitor
C11, polar capacitor C6, capacitance C26, zener diode D6, zener diode ZD1, diode D38, diode D39, diode
D1, diode D5, diode D7, diode D4 and the second light-receiving device IC3A；Aforementioned control chip IC 1 has controlling switch 1
To controlling switch 8, the controlling switch 1 is grounded by resistance R22, aforementioned COMP pins pin 2 in order to control, the controlling switch
2 are also grounded by capacitance C4；The controlling switch 3 is CS pins, and the controlling switch 3 connects one end, the electricity of capacitance C2 simultaneously
Hinder one end of R14, the other end ground connection of capacitance C2；The controlling switch 4 is grounded；The controlling switch 5 is G pins, the control
Pin 5 processed connects one end of resistance R39, and the other end of resistance R39 connects one end of resistance R34, the control terminal of switching tube simultaneously,
The other end of resistance R34 connects the other end of resistance R14, one end of resistance R1, the other end ground connection of resistance R1, switching tube simultaneously
Output end connection resistance R1 one end, the anode of the input terminal connection diode D7 of switching tube, the cathode connection of diode D7
The cathode of zener diode D6, the anode connection direct voltage source VDC of zener diode D6；
The controlling switch 6 is VCC pin, and the controlling switch 6 connects the cathode of diode D2, and the anode of diode D2 passes through
One end of resistance R24 connection resistance R20, the other end connection diode D5 anodes of resistance R20, the cathode of diode D5 pass through electricity
R17 ground connection is hindered, the cathode of the cathode of the cathode connecting diode D5 of polar capacitor C6, polar capacitor C6 is grounded, diode D5's
Cathode connects one end of resistance R11, the output end of switching tube Q1 simultaneously, and the other end of resistance R11 connects the second light-receiving device IC3A
Second pin 4, the second pin 3 of the second light-receiving device IC3A is grounded by capacitance C26, and the control terminal of switching tube Q1 connects voltage stabilizing
The cathode of diode ZD1, the plus earth of zener diode ZD1, the anode of the input terminal connection diode D1 of switching tube Q1, two
The cathode connection voltage source VCC of pole pipe D1；The controlling switch 8 is HV pins, and the controlling switch 8 is connected by resistance R21
Resistance R25, one end of resistance R25 connection resistance R27, the other end of resistance R27 connect cathode, two poles of diode D39 simultaneously
The cathode of pipe D38, the zero of the anode connection electric main of the firewire L of the anode connection electric main of diode D39, pole pipe D38
Line N.
3. the power switch circuit of vulnerabilities scan forceful electric power according to claim 2, it is characterised in that：The controlling switch 7
For spare pin.
4. the power switch circuit of vulnerabilities scan forceful electric power according to claim 2, it is characterised in that：The standby power becomes
Depressor has standby power pin 2, standby power pin 4, standby power pin 5 and standby power pin 6, the standby power
Pin 2 connects the anode of zener diode D6, and the standby power pin 4 connects the anode of diode D7, the standby power
Pin 5 connects one end of resistance R20, and the standby power pin 6 is grounded.
5. the power switch circuit of vulnerabilities scan forceful electric power according to claim 1, it is characterised in that：The standby power is whole
Stream filtering output circuit includes the first rectification module and the first capacitor and inductor filter module, aforementioned standby power transformer connection the
One rectification module, first rectification module connect the first capacitor and inductor filter module, and first rectification module receives standby
It is exported after the output signal processing of power transformer, the first capacitor and inductor filter module receives the output of the first rectification module
Output+5V standby voltages after signal processing.
6. the power switch circuit of vulnerabilities scan forceful electric power according to claim 5, it is characterised in that：The first capacitance electricity
Sense filter module is connected with first voltage controller, and the first voltage controller connects standby power control circuit.
7. the power switch circuit of vulnerabilities scan forceful electric power according to claim 4, it is characterised in that：The AC-DC conversion
Circuit includes bridge rectifier module, PFC inductance, PFC-PWN controllers, high pressure diode filter module, high-voltage capacitance filtering mould
Block, main power transformer, the second capacitor and inductor filter module, the second rectification module, energy storage inductor, the first DC-DC converter,
Two DC-DC converters, third capacitor and inductor filter module, second voltage controller, protection IC modules, VCC power modules and
It is connected to the EMI circuits of electric main；The output end of the EMI circuits connects bridge-type rectification module, the bridge rectifier module
PFC inductance, the PFC inductance connections high pressure diode filter module are connected, the high pressure diode filter module connects high pressure
Capacitor filtering module, the high-voltage capacitance filter module connect main power transformer, and the main power transformer connection second is whole
Flow module, the second rectification module connection energy storage inductor, the energy storage inductor while the second capacitor and inductor filter module of connection,
First DC-DC converter, the second DC-DC converter and third capacitor and inductor filter module, the second capacitor and inductor filter module
The voltage of output+12V, the first DC-DC converter receive the output of energy storage inductor after the output signal processing of reception energy storage inductor
The voltage of output+5V after signal processing, output+3.3V after the output signal processing of the second DC-DC converter reception energy storage inductor
Voltage, third capacitor and inductor filter module receive energy storage inductor output signal processing after output -12V voltage, second electricity
Hold inductor filter module, the first DC-DC converter, the second DC-DC converter, third capacitor and inductor filter module and the first electricity
Hold inductor filter module and be all connected with protection IC modules, the protection IC modules and aforementioned standby power control circuit are all connected with VCC
Power module, the protection IC modules export PG signals after receiving the output signal processing from the first capacitor and inductor filter module
With PS-ON signals, the VCC power modules connect PFC-PWN controllers, and the second DC-DC converter is controlled by second voltage
Device connects PFC-PWN controllers, and the PFC-PWN controllers are separately connected high pressure diode filter module and main power source transformation
Device.
8. the power switch circuit of vulnerabilities scan forceful electric power according to claim 1, it is characterised in that：The power switch electricity
Road is set in computer cabinet, and the surface dew of the cabinet is equipped with hand control switch, the hand control switch linkage
The closure of aforementioned electronic switch S1 disconnects.
9. the power switch circuit of vulnerabilities scan forceful electric power according to claim 8, it is characterised in that：It is described to manually control out
It closes to wave control formula button.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820032866.4U CN208028771U (en) | 2018-01-09 | 2018-01-09 | The power switch circuit of vulnerabilities scan forceful electric power |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820032866.4U CN208028771U (en) | 2018-01-09 | 2018-01-09 | The power switch circuit of vulnerabilities scan forceful electric power |
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| CN208028771U true CN208028771U (en) | 2018-10-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947561A (en) * | 2018-01-09 | 2018-04-20 | 东莞育嘉电子有限公司 | The power switch circuit of vulnerabilities scan forceful electric power |
| CN115395928A (en) * | 2022-08-30 | 2022-11-25 | 迈思普电子股份有限公司 | Signal detection circuit based on monitoring input and output voltage |
-
2018
- 2018-01-09 CN CN201820032866.4U patent/CN208028771U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947561A (en) * | 2018-01-09 | 2018-04-20 | 东莞育嘉电子有限公司 | The power switch circuit of vulnerabilities scan forceful electric power |
| CN107947561B (en) * | 2018-01-09 | 2024-06-14 | 东莞育嘉电子有限公司 | Power switch circuit for controlling strong current by weak current |
| CN115395928A (en) * | 2022-08-30 | 2022-11-25 | 迈思普电子股份有限公司 | Signal detection circuit based on monitoring input and output voltage |
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