CN209708130U - External connection of computer power safety managing device - Google Patents
External connection of computer power safety managing device Download PDFInfo
- Publication number
- CN209708130U CN209708130U CN201920934729.4U CN201920934729U CN209708130U CN 209708130 U CN209708130 U CN 209708130U CN 201920934729 U CN201920934729 U CN 201920934729U CN 209708130 U CN209708130 U CN 209708130U
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- China
- Prior art keywords
- power supply
- computer
- relay
- input
- normally opened
- 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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Abstract
The utility model discloses a kind of external connection of computer power safety managing devices, including shell, power supply line, temperature controller, network security module and power supply adaptor.Power supply line is located at shell exterior, and temperature controller, network security module and power supply adaptor are located at interior of shell.Cable is disconnected automatically after computer shutdown, avoids hacker's remote opening, simultaneous with temperature control module, can automatically cut off the power when temperature reaches threshold value by the utility model.
Description
Technical field
The utility model belongs to computer field, and in particular to external connection of computer power safety managing device.
Background technique
Using very frequently in life, office, many vital documents, data etc. are stored in computer computer, while electricity
Brain also has camera with microphone.When routine use, it is all by the shutdown key or journey on computer that we, which shut down most of,
Sequence is shut down, and computer power is seldom pulled from socket, will not pull up cable.Due to computer main board and network interface card band
There is long-range startup function, this just provides opportunity to hacker, is in connection status in cable, hacker is learning network interface card MAC
, can be by Remote Wake Up host behind address, then offensive attack, or computer camera, microphone are opened, record your family
Front yard life.If cable is in an off state, that hacker can only could be just switched on by being physically contacted.
Utility model content
Technical problem to be solved by the utility model is: overcoming the deficiencies of the prior art and provide a kind of external connection of computer electricity
Cable is disconnected automatically after computer shutdown, avoids hacker's remote opening, while band by source security control apparatus, the utility model
There is temperature control module, can be automatically cut off the power when temperature reaches threshold value.
The utility model solves the problems, such as it there are used technical solutions:
External connection of computer power safety managing device, including shell, power supply line, temperature controller, network security module with
And power supply adaptor.
Power supply line is located at shell exterior, and temperature controller, network security module and power supply adaptor are located at interior of shell.
With setting button, increase button, reduction button and digital display screen on temperature controller, setting button increases
Button, reduction button and digital display screen is added to be located at case surface.
The firewire of power supply line is connect by the relay on temperature controller with network security module AC input cell firewire
Point connection, the zero curve of power supply line are directly connect with network security module AC input cell zero curve contact.
The exchange output unit of network security module is connect with power supply adaptor, and power supply adaptor is computer power supply.
Preferably, the network security module includes: booting computer button SB1, the AC input cell, friendship on computer
Flow output unit, network inputs mouth WKI, network delivery outlet WKO, AC relay KA1 and DC relay KA2.Exchange input
Unit include: a pair of of ac input end and with the input firewire L1 and input zero curve N1 that are connected respectively with this to ac input end.
The exchange output unit include: a pair of of ac output end and the output line of fire L2 being connected respectively with this to ac output end and
Export zero curve N2.The AC relay KA1 includes: coil as AC driving circuit, two groups of power supply normally opened contacts, one
Group knob normally opened contact, one group for starting the starting normally opened contact of computer.The DC relay KA2 includes: as
The coil of DC drive circuit, two groups of power supply normally opened contacts, one group of on-off matched with power switch or power on button are normally closed
Contact and several groups connect one to one the communication normally opened contact of network inputs mouth WKI and network delivery outlet WKO.Exchange relay
Two groups of power supply normally opened contacts in two groups of power supply normally opened contacts and DC relay KA2 in device KA1 divide after corresponding and connecing
It Chuan Jie not input between firewire L1 and output line of fire L2 and input zero curve N1 and output zero curve N2.The AC relay KA1
One end of coil is connected with input firewire L1, and the other end is by concatenating the power on button on on-off normally-closed contact and computer together
SB1 is connected with input zero curve N1, and one group of knob normally opened contact is attempted by the both ends of power on button SB1.The direct current
The both ends of relay KA2 coil are connected with the positive and negative output end of+12 volt direct current outputs of computer respectively, one group of starting
Normally opened contact is connected to a pair of PW starting control terminal for starting computer on computer main board.
Preferably, eight groups of connect one to one network inputs mouth WKI and network delivery outlets are equipped with inside DC relay KA2
The communication normally opened contact of WKO.
Preferably, four groups of connect one to one network inputs mouth WKI and network delivery outlets are equipped with inside DC relay KA2
The communication normally opened contact of WKO.
Preferably, the varistor for overvoltage protection is provided between the input firewire L1 and input zero curve N1
ZNR。
Preferably, string is equipped with the overload protective device FR for overload protection, the overload protection on the input firewire L1
Device FR is the overload protective device matched with setting electric current and voltage.
Compared with prior art, possessed by the utility model the utility model has the advantages that
(1) after computer shutdown, cable is disconnected automatically, avoids hacker's remote opening.
(2) it simultaneous with temperature control module, can be automatically cut off the power when temperature reaches threshold value.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the utility model external connection of computer power safety managing device structural schematic diagram,
Fig. 2 is that the utility model is electrically connected schematic diagram,
Fig. 3 is the utility model network security module circuit diagram.
In figure: 1- shell, 2- power supply line, 3- temperature controller, 4- network security module, 5- power supply adaptor.
Specific embodiment
Attached drawing is the most preferred embodiment of the external connection of computer power safety managing device, practical new to this with reference to the accompanying drawing
The further details of explanation of type.
As shown in attached drawing 1, external connection of computer power safety managing device, including shell 1, power supply line 2, temperature controller 3,
Network security module 4 and power supply adaptor 5.Power supply line 2 is located at outside shell 1, temperature controller 3, network security module 4 with
And power supply adaptor 5 is located inside shell 1.
Temperature controller 3 connects with temperature sensor, program update above using easily up to logical 12V Temperature control module
Mouth, program power unit part, setting button, increases button, reduces button and digital display screen MCU single-chip microcontroller, 20A relay.
It wherein sets button, increase button, reduction button and digital display screen and is located at 1 surface of shell, temperature sensor detects shell 1
Internal temperature.As shown in attached drawing 2 ,+12 volt DC power supplies of computer are that temperature controller 3 supplies working power.
The firewire of power supply line 2 passes through the relay and 4 AC input cell firewire of network security module on temperature controller 3
Contact connection, the zero curve of power supply line 2 are directly connect with 4 AC input cell zero curve contact of network security module.Pass through temperature control
Setting button settings temperature threshold on device 3 processed passes through temperature when the temperature that temperature sensor detects reaches temperature threshold
Relay on controller 3 disconnects network security module 4 and power supply line 2, entire external connection of computer power safety managing device
Power-off, avoids temperature is excessively high from causing fire.
The exchange output unit of network security module 4 is connect with power supply adaptor 5, and power supply adaptor 5 is computer power supply.
As shown in attached drawing 3, the network security module 4 includes: booting computer button SB1 on computer, exchange input
Unit, exchange output unit, network inputs mouth WKI, network delivery outlet WKO, AC relay KA1 and DC relay KA2.
AC input cell include: a pair of of ac input end and with respectively with the input firewire being connected to ac input end
L1 and input zero curve N1.The L line contact of ac input end is connect with the relay of temperature controller 3, and the N line of ac input end connects
Point is connected with the N line of power supply line 2.
The exchange output unit include: a pair of of ac output end and respectively with the output being connected to ac output end
Firewire L2 and output zero curve N2.Ac output end is connect with power supply adaptor 5.
The AC relay KA1 includes: coil, the two groups of power supply normally opened contacts, one group as AC driving circuit
Knob normally opened contact, one group for starting the starting normally opened contact of computer.
The DC relay KA2 includes: coil, two groups of power supply normally opened contacts, one as DC drive circuit
The on-off normally-closed contact that matches with power switch or power on button of group and several groups connect one to one network inputs mouth WKI
With the communication normally opened contact of network delivery outlet WKO.For the network interface of eight lines, eight groups are equipped with inside DC relay KA2
The communication normally opened contact of the network inputs that connect one to one mouth WKI and network delivery outlet WKO.For the network interface of four-wire system,
The normally opened touching of communication of four groups of connect one to one network inputs mouth WKI and network delivery outlet WKO are equipped with inside DC relay KA2
Point.
Two groups of power supply normally opened contacts in two groups of power supply normally opened contacts and DC relay KA2 in AC relay KA1
After corresponding and connecing respectively between concatenation input firewire L1 and output line of fire L2 and input zero curve N1 and output zero curve N2.
One end of the AC relay KA1 coil with input firewire L1 be connected, the other end by concatenation together lead to
Power on button SB1 on disconnected normally-closed contact and computer is connected with input zero curve N1, and one group of knob normally opened contact is attempted by
The both ends of power on button SB1.
The both ends of the DC relay KA2 coil positive and negative output end phase with+12 volt direct current outputs of computer respectively
Even, one group of starting normally opened contact is connected to a pair of PW starting control terminal for starting computer on computer main board.
The varistor ZNR for overvoltage protection is provided between the input firewire L1 and input zero curve N1.It is described
Input firewire L1 on string be equipped with for overload protection overload protective device FR, overload protective device FR be and setting electric current and electricity
Press the overload protective device matched.
When pressing the power on button SB1 on computer, knob normally opened contact is connected, and the both ends of power on button SB1 are connected to, and is handed over
Current relay KA1 obtain it is electric, at the same time, exchange input port with exchange delivery outlet also due to two groups in AC relay KA1 electric
The connection of source normally opened contact and connect.Computer powers on, and the PW on computer main board is shorted due to starting the connection of normally opened contact, electricity
Brain starts to start.Until computer Switching Power Supply work normally after ,+12 volt DC voltage of one group to DC relay KA2 into
Row power supply, one group is powered for temperature controller 3.
Temperature sensor 3, which is powered, starts to work, if 1 internal temperature of shell reaches given threshold, by power supply line 2 and net
Network security module 4 disconnects.
DC relay KA2 starts to work after being powered, and on-off normally-closed contact disconnects, so that KA1 power loss, stops working, hands over
Stream input port with exchange delivery outlet connection shape maintained due to the connection of two groups of power supply normally opened contacts in D.C. contactor KA2
State, at the same time, network interface also due to it is corresponding with network interface communication normally opened contact connection and connect.
Computer use finishes, and clicks system closedown option and shuts down, after computer closing system, computer direct current output electricity
Pressure disappears, and the normally opened contact of DC relay KA2 power-off, DC relay KA2 disconnects, the exchange on plate used in computer
Connection between power supply and power grid disconnects, and network interface also disconnects.In this way, when computer is in standby, standby energy consumption is
Zero, the connection between AC power source and power grid on the plate as used in computer disconnects, and effectively prevents computer and is struck by lightning, net
Network interface is also at off-state, also effectively prevents all attacks of hacker to computer.
The embodiments of the present invention is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
Above embodiment, technical field those of ordinary skill within the scope of knowledge, this reality can also not departed from
With under the premise of novel objective, various changes can be made.
Claims (6)
1. external connection of computer power safety managing device, it is characterised in that:
Including shell (1), power supply line (2), temperature controller (3), network security module (4) and power supply adaptor (5),
Power supply line (2) is located at shell (1) outside, temperature controller (3), network security module (4) and power supply adaptor (5) position
It is internal in shell (1),
With setting button, increase button, reduction button and digital display screen on temperature controller (3), setting button increases
Button, reduction button and digital display screen are located at shell (1) surface,
The firewire of power supply line (2) passes through the relay and network security module (4) AC input cell fire on temperature controller (3)
The connection of line contact, the zero curve of power supply line (2) are directly connect with network security module (4) AC input cell zero curve contact,
The exchange output unit of network security module (4) is connect with power supply adaptor (5), and power supply adaptor (5) is computer power supply.
2. external connection of computer power safety managing device according to claim 1, it is characterised in that:
The network security module (4) includes: booting computer button SB1, AC input cell, exchange output list on computer
Member, network inputs mouth WKI, network delivery outlet WKO, AC relay KA1 and DC relay KA2,
AC input cell include: a pair of of ac input end and with the input firewire L1 being connected respectively with this to ac input end and
Zero curve N1 is inputted,
The exchange output unit include: a pair of of ac output end and respectively with the output line of fire being connected to ac output end
L2 and output zero curve N2,
The AC relay KA1 includes: the coil, two groups of power supply normally opened contacts, one group of knob as AC driving circuit
Normally opened contact, one group for starting the starting normally opened contact of computer,
The DC relay KA2 includes: as the coil of DC drive circuit, two groups of power supply normally opened contacts, one group with
The on-off normally-closed contact and several groups that power switch or power on button match connect one to one network inputs mouth WKI and net
The communication normally opened contact of network delivery outlet WKO,
Two groups of power supply normally opened contacts in two groups of power supply normally opened contacts and DC relay KA2 in AC relay KA1 are one by one
After corresponding to and connecing respectively between concatenation input firewire L1 and output line of fire L2 and input zero curve N1 and output zero curve N2,
One end of the AC relay KA1 coil is connected with input firewire L1, and the other end is normal by the on-off of concatenation together
Power on button SB1 on closed contact and computer is connected with input zero curve N1, and one group of knob normally opened contact is attempted by booting
The both ends of button SB1,
The both ends of the DC relay KA2 coil are connected with the positive and negative output end of+12 volt direct current outputs of computer respectively,
One group of starting normally opened contact is connected to a pair of PW starting control terminal for starting computer on computer main board.
3. external connection of computer power safety managing device according to claim 2, it is characterised in that:
Communication inside DC relay KA2 equipped with eight groups of network inputs mouth WKI and network delivery outlet WKO that connect one to one is normal
Open contact.
4. external connection of computer power safety managing device according to claim 2, it is characterised in that:
Communication inside DC relay KA2 equipped with four groups of network inputs mouth WKI and network delivery outlet WKO that connect one to one is normal
Open contact.
5. external connection of computer power safety managing device according to claim 2, it is characterised in that:
The varistor ZNR for overvoltage protection is provided between the input firewire L1 and input zero curve N1.
6. external connection of computer power safety managing device according to claim 2, it is characterised in that:
String is equipped with the overload protective device FR for overload protection on the input firewire L1, and overload protective device FR is and setting
The overload protective device that electric current and voltage match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920934729.4U CN209708130U (en) | 2019-06-20 | 2019-06-20 | External connection of computer power safety managing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920934729.4U CN209708130U (en) | 2019-06-20 | 2019-06-20 | External connection of computer power safety managing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209708130U true CN209708130U (en) | 2019-11-29 |
Family
ID=68651648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920934729.4U Expired - Fee Related CN209708130U (en) | 2019-06-20 | 2019-06-20 | External connection of computer power safety managing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209708130U (en) |
-
2019
- 2019-06-20 CN CN201920934729.4U patent/CN209708130U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191129 Termination date: 20200620 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |