CN206657355U - A kind of network security controller of computer - Google Patents
A kind of network security controller of computer Download PDFInfo
- Publication number
- CN206657355U CN206657355U CN201720272421.9U CN201720272421U CN206657355U CN 206657355 U CN206657355 U CN 206657355U CN 201720272421 U CN201720272421 U CN 201720272421U CN 206657355 U CN206657355 U CN 206657355U
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- CN
- China
- Prior art keywords
- ethernet
- module
- lan
- protocol control
- hard disc
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Abstract
The utility model discloses a kind of network security controller of computer,Including central processing unit,Relay driving module,Relay,Secrecy hard disk and common hard disc,The central processing unit respectively with relay driving module,Common hard disc and pci interface connection,The relay respectively with relay driving module,Secrecy hard disk,Ethernet nic connects with LAN network interface card,The ethernet nic is connected by Ethernet communication module with outer net,The LAN network interface card is connected by local area communication module with Intranet,The ethernet nic is connected by Ethernet protocol control module with common hard disc,Ethernet encryption/decryption module is connected with the Ethernet protocol control module,The LAN network interface card is connected by LAN protocol control module with common hard disc,The utility model is rational in infrastructure,Improve the security performance of computer networking,It ensure that the safety of security information,Outer net,Intranet and suspension can switch in real time,It is easy to use.
Description
Technical field
Network safety control equipment field is the utility model is related to, specially a kind of network security controller of computer.
Background technology
With the rapid development of computer technology and network technology, oneself warp of computer turns into can not during people work and lived
The instrument lacked.In addition, with the development of internet, most computer has accessed network.Thus, the also letter to computer
Breath safety brings serious prestige rib.For example, the network information is stolen, information attack and viral transmission etc..In order to prevent Netowrk tape
The potential safety hazard come, large enterprise are provided with LAN switch and fire wall.But this mode for small business or
For personal computer, cost is too high, can not realize.
Current network security driver, program is simple, is easily hacked, and installs drive device on computers, more holds
The attack of virus is easily received, the random conversion of classified document and unclassified file can not be accomplished.
Utility model content
The purpose of this utility model is to provide a kind of security performance for improving computer networking, ensures the peace of security information
Entirely, the network security controller of computer that outer net, Intranet and suspension can switch in real time, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the utility model provides following technical scheme：
A kind of network security controller of computer, including central processing unit, relay driving module, relay, secrecy are hard
Disk and common hard disc, the central processing unit are connected with relay driving module, common hard disc and pci interface respectively, it is described after
Electrical equipment is connected with relay driving module, secrecy hard disk, ethernet nic and LAN network interface card respectively, and the ethernet nic is led to
Cross Ethernet communication module to be connected with outer net, the LAN network interface card is connected by local area communication module with Intranet, the Ethernet
Network interface card is connected by Ethernet protocol control module with common hard disc, and Ethernet is connected with the Ethernet protocol control module
Encryption/decryption module, the LAN network interface card are connected by LAN protocol control module with common hard disc, the LAN protocol
LAN encryption/decryption module is connected with control module.
Preferably, several safety certification devices are provided with the common hard disc.
Preferably, it is connected to current capacity contrast in the Ethernet protocol control module and LAN protocol control module
Device, another input of two current capacity contrast's devices are connected with Ethernet communication module, local area communication module respectively, two current capacity contrasts
The output end of device is connected to disconnecting switch, the common hard disc by disconnecting switch respectively with Ethernet protocol control module
Connected with LAN protocol control module.
Preferably, the relay model JQX115FA47.
Preferably, the pci interface uses PCI9054 Bus Interface Chips.
Compared with prior art, the beneficial effects of the utility model are：Ethernet nic, office can be selected by relay
Domain net network interface card or secrecy hard disk are connected with central processing unit, and when secrecy hard disk obtains electric, secrecy hard disk is connected with central processing unit can
To carry out data transmission；When ethernet nic obtains electric, Ethernet communication module is connected with central processing unit so that computer can connect
Outer net is connect, Ethernet protocol control module and Ethernet encryption/decryption module coordinate, it is ensured that the secure communication of outer net connection；LAN
When network interface card obtains electric, local area communication module is connected with central processing unit so that computer can connect Intranet, LAN protocol control
Module and LAN encryption/decryption module coordinate, it is ensured that the secure communication of Intranet connection；Ethernet nic or LAN network interface card obtain electric
When, secrecy hard disk is in stop working state, so as to ensure that the security of need for confidentiality information.The utility model structure is closed
Reason, improves the security performance of computer networking, ensure that the safety of security information, outer net, Intranet and suspension can be cut in real time
Change, it is easy to use.
Brief description of the drawings
Fig. 1 is a kind of structural representation of network security controller of computer.
In figure：1- central processing units, 2- relay driving modules, 3- relays, 4- secrecy hard disks, 5- LAN network interface cards,
6- LAN protocol control modules, 7- LAN encryption/decryption modules, 8- local area communication modules, 9- ethernet nics, 10- Ethernets
Protocol integrated test system module, 11- Ethernet encryption/decryption modules, 12- Ethernet communication modules, 13-PCI interfaces, 14- common hard discs, 15- peaces
Full authenticator.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of technical scheme：A kind of network security controller of computer, including in
Central processor 1, relay driving module 2, relay 3, secrecy hard disk 4 and common hard disc 14, the central processing unit 1 respectively with
Relay driving module 2, common hard disc 14 and pci interface 13 connect, the relay 3 respectively with relay driving module 2, protect
Close hard disk 4, ethernet nic 9 and LAN network interface card 5 connect, and the ethernet nic 9 passes through Ethernet communication module 12 and outer net
Connection, the LAN network interface card 5 are connected by local area communication module 8 with Intranet, and the ethernet nic 9 passes through Ethernet protocol
Control module 10 is connected with common hard disc 14, and Ethernet encryption/decryption module is connected with the Ethernet protocol control module 10
11, the LAN network interface card 5 is connected by LAN protocol control module 6 with common hard disc 14, the LAN protocol control
LAN encryption/decryption module 7 is connected with module 6.
Wherein, several safety certification devices 15 are provided with common hard disc 14；The He of Ethernet protocol control module 10
Be connected to current capacity contrast's device in LAN protocol control module 6, another inputs of two current capacity contrast's devices respectively with
Too communication module 12, local area communication module 8 connect, and the output end of two current capacity contrast's devices is connected to disconnecting switch, described
Common hard disc 14 is connected with Ethernet protocol control module 10 and LAN protocol control module 6 respectively by disconnecting switch, stream
Contrast device is measured using fidonetFido control module 10 or LAN protocol control module 6 with the signal of corresponding communication module as input
Signal, two signals are subjected to integration contrast, output result are transferred to disconnecting switch, disconnecting switch is located at protocol integrated test system module
Between common hard disc 14, the trigger condition of the output signal of current capacity contrast's device as disconnecting switch, when situation exception, isolation
Switch toggled and disconnect, thereby protect the safety of subscriber's main station；The model JQX115FA47 of relay 3；The PCI
Interface 13 uses PCI9054 Bus Interface Chips.
Operation principle of the present utility model is：Ethernet nic 9, LAN network interface card 5 can be selected by relay 3 or protected
Close hard disk 4 is connected with central processing unit 1, and when secrecy hard disk 4 obtains electric, secrecy hard disk 4 is connected with central processing unit 1 can enter line number
According to transmission；When ethernet nic 9 obtains electric, Ethernet communication module 12 is connected with central processing unit 1 so that computer can connect outer
Net, Ethernet protocol control module 10 and Ethernet encryption/decryption module 11 coordinate, it is ensured that the secure communication of outer net connection；LAN
When network interface card 5 obtains electric, local area communication module 8 is connected with central processing unit 1 so that computer can connect Intranet, LAN protocol
Control module 6 and LAN encryption/decryption module 7 coordinate, it is ensured that the secure communication of Intranet connection；Ethernet nic 9 or LAN net
When card 5 obtains electric, secrecy hard disk 4 is in stop working state, so as to ensure that the security of need for confidentiality information.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of network security controller of computer, including central processing unit（1）, relay driving module（2）, relay（3）、
Secrecy hard disk（4）And common hard disc（14）, it is characterised in that：The central processing unit（1）Respectively with relay driving module
（2）, common hard disc（14）And pci interface（13）Connection, the relay（3）Respectively with relay driving module（2）, secrecy it is hard
Disk（4）, ethernet nic（9）With LAN network interface card（5）Connection, the ethernet nic（9）Pass through Ethernet communication module（12）
It is connected with outer net, the LAN network interface card（5）Pass through local area communication module（8）It is connected with Intranet, the ethernet nic（9）It is logical
Cross Ethernet protocol control module（10）With common hard disc（14）Connection, the Ethernet protocol control module（10）On be connected with
Ethernet encryption/decryption module（11）, the LAN network interface card（5）Pass through LAN protocol control module（6）With common hard disc（14）
Connection, the LAN protocol control module（6）On be connected with LAN encryption/decryption module（7）.
A kind of 2. network security controller of computer according to claim 1, it is characterised in that：The common hard disc（14）
Inside it is provided with several safety certification devices（15）.
A kind of 3. network security controller of computer according to claim 1, it is characterised in that：The Ethernet protocol control
Molding block（10）With LAN protocol control module（6）On be connected to current capacity contrast's device, two current capacity contrast's devices it is another
Input respectively with Ethernet communication module（12）, local area communication module（8）Connection, the output end of two current capacity contrast's devices connect respectively
It is connected to disconnecting switch, the common hard disc（14）By disconnecting switch respectively with Ethernet protocol control module（10）And LAN
Protocol integrated test system module（6）Connection.
A kind of 4. network security controller of computer according to claim 1, it is characterised in that：The relay（3）Type
Number it is JQX115FA47.
A kind of 5. network security controller of computer according to claim 1, it is characterised in that：The pci interface（13）
Using PCI9054 Bus Interface Chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720272421.9U CN206657355U (en) | 2017-03-21 | 2017-03-21 | A kind of network security controller of computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720272421.9U CN206657355U (en) | 2017-03-21 | 2017-03-21 | A kind of network security controller of computer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206657355U true CN206657355U (en) | 2017-11-21 |
Family
ID=60316689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720272421.9U Expired - Fee Related CN206657355U (en) | 2017-03-21 | 2017-03-21 | A kind of network security controller of computer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206657355U (en) |
-
2017
- 2017-03-21 CN CN201720272421.9U patent/CN206657355U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171121 Termination date: 20180321 |