CN205490660U - Computer network safety isolation device - Google Patents
Computer network safety isolation device Download PDFInfo
- Publication number
- CN205490660U CN205490660U CN201620151164.9U CN201620151164U CN205490660U CN 205490660 U CN205490660 U CN 205490660U CN 201620151164 U CN201620151164 U CN 201620151164U CN 205490660 U CN205490660 U CN 205490660U
- Authority
- CN
- China
- Prior art keywords
- field effect
- effect transistor
- conducting resistance
- computer
- computer network
- 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
Links
Abstract
The utility model discloses a computer network safety isolation device, it includes computer, intranet treater, outer net treater, intranet data memory, outer net data memory, keeps apart memory and change over switch, and change over switch includes operational amplifier, four field effect transistor and four conducting resistance, the utility model discloses can be effectual improvement computer network's isolation effect, improve the speed that the data message switches, computer network safety through keeping apart intranet and outer net separately, can be guaranteed to reinforcing computer network's safe development, through setting up change over switch into operational amplifier and field effect transistor, utilizes circuit design, improvement change over switch's that can be fine switching speed, the performance of improvement computer, the utility model discloses novel structure, with circuit and computer network safety knot together, the effect of improvement computer that can be fine.
Description
Technical field
This utility model belongs to computer network mounting technique field, especially relates to one and is applied to computer
The xegregating unit of network security.
Background technology
Along with developing rapidly of network, people are more extensive to the application of network, but, network is pacified
Full problem the most gradually highlights so that how guarantee information and network inherently safe become prior problem.
Computer network security equipment has been developed as in E-Government and computer internet System Construction joining
The safety equipment put.It is mainly used for two access networks are separated into two completely self-contained network systems,
On the premise of blocking various network attacks and invasion, with " ferry-boat " file or the pass-through mode of data message,
Complete the secure exchange of initial data between network, and ensure data exchange process each time and content is credible,
Controlled, can audit, therefore, research with appliance computer technology of network isolation, for ensure computer network
Network and information security thereof have great theory significance and realistic price.At present a series of meter occurs
Calculation machine network security shielding system, it is generally individually to use switching switch that data are carried out secure exchange,
Such as, Chinese utility model patent CN205003682U i.e. discloses a kind of computer network security isolation system
System, its security isolation substantially achieving computer network and application.But, these current computers
Secure network shielding system is when data exchange, and switching rate is restricted, and does not reaches the requirement of network,
It is easily caused the phenomenon that computer card even crashes, governs two-forty computer application and development, because of
This, study a kind of high performance computer network security isolating device, send out for computer network security
Exhibition has extremely important effect.
Summary of the invention
This utility model is for existing technical problem, it is provided that a kind of computer network security isolating device,
Can effectively improve the isolation effect of computer network, improve the speed of data message switching, strengthen meter
The security developments of calculation machine network.
For achieving the above object, this utility model provides following technical scheme: a kind of computer network security every
From device, it includes computer, interior network processor, outer network processor, intranet data memorizer, outer net
Data storage, sequestering memory and switching switch, it is characterised in that described interior network processor is with described
Use Intranet interface communication to connect between computer, use between described outer network processor and described computer
Outer net interface communication connects, and is provided with described intranet data memorizer, outer network data is deposited in described computer
Reservoir, sequestering memory, wherein, use between described intranet data memorizer and described sequestering memory
Described switching switch connects, and is also provided with between described sequestering memory and described outer net data storage
Stating switching switch, described switching switch includes operational amplifier, four field effect transistor and four conducting resistance,
Wherein, connection power supply between drain electrode and the source electrode of the 4th field effect transistor of the first field effect transistor, described first
The source electrode of field effect transistor and the drain electrode of the second field effect transistor connect, the source electrode of the second field effect transistor and the 3rd
The drain electrode of effect pipe connects, and the source electrode of the 3rd field effect transistor and the drain electrode of the 4th field effect transistor connect, described
The outfan of the connection operational amplifier between the second field effect transistor and described 3rd field effect transistor, meter
Calculate the machine control signal input by the first conducting resistance concatenation operation amplifier, the first conducting resistance
It is also associated with the second conducting resistance and the 3rd conducting resistance on outfan, and the second conducting resistance is led with the 3rd
Energising resistance is arranged in parallel, and the outfan of the second conducting resistance is connected to the first field effect transistor and second effect
Should be between pipe, the outfan of the 3rd conducting resistance is connected between the 3rd field effect transistor and the 4th field effect transistor,
The grid of the grid of the first field effect transistor and the 3rd field effect transistor connects, the grid of the second field effect transistor and the
The grid of four field effect transistor connects, and sets between grid and the grid of the 3rd field effect transistor of the second field effect transistor
Being equipped with the 4th conducting resistance, the outfan of the second conducting resistance is the first switching output of described switching switch
Point, the outfan of the 3rd conducting resistance is the second switching output point of described switching switch.
Further, as preferably, this utility model also includes fault alarm, described fault alarm and institute
The grid stating the second field effect transistor connects.
Further, as preferably, described fault alarm is buzzer siren.
Compared with prior art, the beneficial effects of the utility model are:
This utility model can effectively improve the isolation effect of computer network, improves data message switching
Speed, strengthen the security developments of computer network, by isolating separately by Intranet and outer net, it is possible to protect
Card computer network security, by switching switch is set to operational amplifier and field effect transistor, utilizes electricity
Road is designed, it is possible to well improve the switching rate of switching switch, improves the serviceability of computer, this
Utility model novel structure, combines circuit with computer network security, it is possible to well improve
The effect of computer.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this utility model a kind of computer network security isolating device；
Fig. 2 is the structural representation of the switching switch of this utility model a kind of computer network security isolating device
Figure；
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only this utility model one
Divide embodiment rather than whole embodiments.Based on the embodiment in this utility model, this area is common
The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into this
The scope of utility model protection.
Referring to Fig. 1, this utility model provides a kind of technical scheme: a kind of computer network security isolation fills
Putting, it includes computer, interior network processor, outer network processor, intranet data memorizer, outer network data
Memorizer, sequestering memory and switching switch, it is characterised in that described interior network processor and described calculating
Use Intranet interface communication to connect between machine, between described outer network processor and described computer, use outer net
Interface communication connect, be provided with in described computer described intranet data memorizer, outer net data storage,
Sequestering memory, wherein, cuts described in employing between described intranet data memorizer and described sequestering memory
Change switch to connect, between described sequestering memory and described outer net data storage, be also equipped with described switching
Switch, as in figure 2 it is shown, described switching switch includes that operational amplifier A, four field effect transistor and four lead
Energising resistance, wherein, connects between drain electrode and the source electrode of the 4th field effect transistor T4 of the first field effect transistor T1
Power supply, the source electrode of described first field effect transistor T1 and the drain electrode of the second field effect transistor T2 connect, second
The drain electrode of the source electrode of effect pipe T2 and the 3rd field effect transistor T3 connects, the source electrode of the 3rd field effect transistor T3 with
The drain electrode of the 4th field effect transistor T4 connects, described second field effect transistor T2 and described 3rd field effect transistor T3
Between the outfan of connection operational amplifier A, computer control signal passes through the first conducting resistance
The input of R1 concatenation operation amplifier A, the outfan of the first conducting resistance R1 is also associated with second and leads
Energising hinders R2 and the 3rd conducting resistance R3, and the second conducting resistance R2 and the 3rd conducting resistance R3 parallel connection set
Put, and the outfan of the second conducting resistance R2 is connected to the first field effect transistor T1 and the second field effect transistor T2
Between, the outfan of the 3rd conducting resistance R3 is connected to the 3rd field effect transistor T3 and the 4th field effect transistor T4
Between, the grid of the first field effect transistor T1 and the grid of the 3rd field effect transistor T3 connect, the second field effect
The grid of pipe T2 and the grid of the 4th field effect transistor T4 connect, the grid of the second field effect transistor T2 and the 3rd
The 4th conducting resistance R4, the outfan of the second conducting resistance R2 it is provided with between the grid of field effect transistor T3
For the first switching output point of described switching switch, the outfan of the 3rd conducting resistance R3 is that described switching is opened
The the second switching output point closed.
In the present embodiment, this utility model also includes fault alarm, described fault alarm and described the
The grid of two field effect transistor connects.Described fault alarm is buzzer siren.
This utility model can effectively improve the isolation effect of computer network, improves data message switching
Speed, strengthens the security developments of computer network, by isolating separately by Intranet and outer net, it is possible to ensure
Computer network security, by switching switch is set to operational amplifier and field effect transistor, utilizes circuit
Design, it is possible to well improve the switching rate of switching switch, improves the serviceability of computer, this reality
Novel with new structure, circuit is combined with computer network security, it is possible to well improve meter
The effect of calculation machine.
Embodiment the most of the present utility model, for the ordinary skill people of this area
For Yuan, it is possible to understand that can be real to these in the case of without departing from principle of the present utility model and spirit
Executing example to carry out multiple change, revise, replace and modification, scope of the present utility model is by claims
And equivalent limits.
Claims (3)
- null1. a computer network security isolating device，It includes computer、Interior network processor、Outer network processor、Intranet data memorizer、Outer net data storage、Sequestering memory and switching switch，It is characterized in that，Intranet interface communication is used to be connected between described interior network processor and described computer，Outer net interface communication is used to be connected between described outer network processor and described computer，Described intranet data memorizer it is provided with in described computer、Outer net data storage、Sequestering memory，Wherein，Described switching switch is used to be connected between described intranet data memorizer and described sequestering memory，Described switching switch it is also equipped with between described sequestering memory and described outer net data storage，Described switching switch includes operational amplifier、Four field effect transistor and four conducting resistance，Wherein，Power supply is connected between drain electrode and the source electrode of the 4th field effect transistor of the first field effect transistor，The source electrode of described first field effect transistor and the drain electrode of the second field effect transistor connect，The source electrode of the second field effect transistor and the drain electrode of the 3rd field effect transistor connect，The source electrode of the 3rd field effect transistor and the drain electrode of the 4th field effect transistor connect，The outfan of the connection operational amplifier between described second field effect transistor and described 3rd field effect transistor，The computer control signal input by the first conducting resistance concatenation operation amplifier，The second conducting resistance and the 3rd conducting resistance it is also associated with on the outfan of the first conducting resistance，And second conducting resistance be arranged in parallel with the 3rd conducting resistance，And second the outfan of conducting resistance be connected between the first field effect transistor and the second field effect transistor，The outfan of the 3rd conducting resistance is connected between the 3rd field effect transistor and the 4th field effect transistor，The grid of the first field effect transistor and the grid of the 3rd field effect transistor connect，The grid of the second field effect transistor and the grid of the 4th field effect transistor connect，It is provided with the 4th conducting resistance between grid and the grid of the 3rd field effect transistor of the second field effect transistor，The outfan of the second conducting resistance is the first switching output point of described switching switch，The outfan of the 3rd conducting resistance is the second switching output point of described switching switch.
- A kind of computer network security isolating device the most according to claim 1, it is characterised in that: also include that fault alarm, described fault alarm are connected with the grid of described second field effect transistor.
- A kind of computer network security isolating device the most according to claim 2, it is characterised in that: described fault alarm is buzzer siren.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620151164.9U CN205490660U (en) | 2016-02-29 | 2016-02-29 | Computer network safety isolation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620151164.9U CN205490660U (en) | 2016-02-29 | 2016-02-29 | Computer network safety isolation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205490660U true CN205490660U (en) | 2016-08-17 |
Family
ID=56657773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620151164.9U Expired - Fee Related CN205490660U (en) | 2016-02-29 | 2016-02-29 | Computer network safety isolation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205490660U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112073380A (en) * | 2020-08-13 | 2020-12-11 | 中国电子科技集团公司第三十研究所 | Secure computer architecture based on double-processor KVM switching and password isolation |
-
2016
- 2016-02-29 CN CN201620151164.9U patent/CN205490660U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112073380A (en) * | 2020-08-13 | 2020-12-11 | 中国电子科技集团公司第三十研究所 | Secure computer architecture based on double-processor KVM switching and password isolation |
| CN112073380B (en) * | 2020-08-13 | 2022-02-08 | 中国电子科技集团公司第三十研究所 | Secure computer system based on double-processor KVM switching and password isolation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104778073B (en) | A kind of safe attacking and defending experiment porch of novel information and its implementation | |
| CN103941162B (en) | Utilize the malfunction route selection method for resonant grounded system of waveform time domain feature clustering | |
| CN105512730A (en) | BIM model-based data center operation and maintenance system | |
| CN205103825U (en) | Computer information safety control | |
| CN110224977A (en) | A kind of composite defense policy conflict digestion procedure and system | |
| CN104299464A (en) | Simulating training system for electric safety skills | |
| CN104363263B (en) | Internet of Things general-purpose platform based on cloud service | |
| Serdar et al. | Preparing for the unpredicted: a resiliency approach in energy system assessment | |
| CN103036998A (en) | Intrusion detection system based on immune principle in cloud computing | |
| CN205490660U (en) | Computer network safety isolation device | |
| CN107888427A (en) | Electric power communication network network control method based on SDN frameworks | |
| CN104504168A (en) | Method and system thereof for dynamically displaying power grid simulating calculation result through sand table | |
| CN102156795B (en) | Simulation information system of digital transformer station based on transformer station configuration description file | |
| CN205510104U (en) | E -government affair system secure network architecture | |
| CN103281221B (en) | Fire-fighting Internet of things system method of testing | |
| Chow et al. | Modelling the impact of extreme weather events on hospital facilities management using a system dynamics approach | |
| CN205068408U (en) | Computer network isolated system | |
| CN205210636U (en) | Distribution substation switching operation monitored control system | |
| CN204288285U (en) | The hand-held job-oriented terminal of electric power that a kind of security is higher | |
| CN106057013A (en) | Simulation training system and simulation training method based on real-time simulation kernel | |
| CN204884259U (en) | Staff training system of nuclear power plant | |
| CN202433032U (en) | Move-out detection circuit | |
| CN104408567A (en) | Hand-held power operation terminal with relatively high security | |
| Reissberg | The Advanced Syntegration as the Most Effective and Efficient Tool for Large‐Scale Disaster Response Coordination | |
| CN105718567B (en) | The recording method of user's selection operation based on the exploitation of map object |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20170229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |