CN205862332U - A kind of teaching computer network security controls device - Google Patents

Abstract

This utility model relates to a kind of teaching computer network security and controls device, is made up of cabinet, safety equipment and security isolation system；Being provided with security isolation system on hard disk in described cabinet, the outside of cabinet is provided with safety equipment.This utility model, by by the extending space in external for equipment increase cabinet, improve service efficiency, reduces the temperature in cabinet, meanwhile, the equipment in outside it is arranged on heat abstractor, it is to avoid element is owing to crossing cause thermal damage, extend the service life of safety equipment, reduce maintenance cost.This utility model can be respectively provided with system at two pieces of hard disks, switching Intranet and outer net simultaneously, switch to the Internet or internal lan the most as required, guarantee that a hard disk is isolated from the outside all the time, important information can be placed in and guarantee its safety in the hard disk of the Internet isolation, can be used for information exchange at ordinary times with the hard disk of the Internet UNICOM, compared with two computers, greatly save cost.

Description

A kind of teaching computer network security controls device

Technical field

This utility model belongs to Computer Applied Technology field, particularly relates to a kind of teaching computer network security control Device.

Background technology

At present, computer (computer) is commonly called as computer, is a kind of electronic computer device for supercomputing, Ke Yijin Row numerical computations, can carry out again logical calculated, also have store-memory function.It is can to run according to program, automatically, at a high speed Process the modernization intelligent electronic device of mass data.It is made up of hardware system and software system, is fitted without any software Computer be referred to as bare machine.Supercomputer, industrial control computer, network computer, personal computer, embedded can be divided into Computer five class, more advanced computer has biocomputer, photonic computer, quantum computer etc..Invention on computer person is about Writing brush von Neumann.Computer is one of 20th century state-of-the-art science and technology invention, and production activity and society to the mankind are lived Move and create extremely important impact, and develop rapidly with powerful vitality.Its application is from initial military research Application extension, to the every field of society, has defined huge computer industry, has driven the technology of global range to enter Step, has thus caused deep social change, and computer, throughout general school, enterprises and institutions, enters common people house, becomes For instrument requisite in information-intensive society.Computer application is more and more universal in China, and after reform and opening-up, China calculates The quantity of machine user constantly rises, and application level improves constantly, and the particularly application in the field such as the Internet, communication, multimedia takes Obtained good achievement.1996 to 2009, computer user's quantity rose to 67,100,000 from original 6,300,000, networking Computer number of units is risen to 59,400,000 by original 2.9 ten thousand.Internet user has reached 3.16 hundred million, and wireless Internet has 6.7 hundred million mobile subscribers, wherein surfing Internet with cell phone user reaches 1.17 hundred million, for first, the whole world.

Existing Network Security Device be all calculate platform chipset Integrated design on mainboard, mainboard is fixed on In cabinet, thus causing the relatively simple for structure of one side cabinet, case system configuration is single, and integrated level is relatively low；On the other hand The upgrading ability of CPU is limited, and chipset can not be upgraded, and autgmentability is bad, configures underaction, on the other hand causes cabinet inner core The overall operation temperature of sheet raises, and heat radiation relatively not, easily causes the damage of parts.One is caused in order to ensure information safety A little units forbid that computer is connected with the Internet, but information-intensive society people be unable to do without again network, it has to separately set some with mutual The computer that networking connects is for people to use, and this adds use cost undoubtedly, in the less enterprise of some scales and family Being that it cannot undertake, some capsule information and other information all leave in same hard disk, are attacked by virus at computer Hitting, particularly when some hackers are invaded, despite taking precautions against software protection, but remain difficult to ensure its safety, risk is also Being the highest, how this risk is stopped, and still awaiting technological innovation provides superior technique scheme to make up.

Utility model content

This utility model provides a kind of simple in construction for solving to there is above-mentioned technical problem in prior art, installs and uses Teaching computer network security convenient, raising work efficiency controls device.

This utility model is adopted the technical scheme that by solving technical problem present in known technology:

Teaching computer network security of the present utility model controls device, described teaching computer network security control Device is made up of cabinet, safety equipment and security isolation system；

Being provided with security isolation system on hard disk in described cabinet, the outside of cabinet is provided with safety equipment；

Described safety equipment are provided with housing, the wiring board that is arranged in safety equipment housing and installing in the circuit board Chip, described safety equipment housing is the hollow housing shape of upper end open, and providing holes on the wall of safety equipment housing is arranged on Circuit board interface in safety equipment housing extends to safety equipment hull outside, the upper end of described safety equipment housing through hole Being provided with the capping removably connected with housing, described capping is fastened on the opening of safety equipment housing；

Described security isolation system is provided with power supply, two pieces of hard disks and synchronism switching switch, and synchronism switching switch is divided into Network switch groups, Anti-surging switch groups and power supply switch groups, network switch groups is eight double-pole double throw switches, this network switch groups eight cutter Output movable contact is connected with network interface card input port terminal respectively, and eight stationary contacts of this network switch groups eight cutter input homonymy divide Be not connected with internet input mouth terminal, eight stationary contacts of this network switch groups eight cutter input opposite side respectively with local Net input port terminal connects；Anti-surging switch groups is eight double-pole double throw switches, and this Anti-surging switch groups eight cutter movable contact leads to respectively Crossing resistance eutral grounding, this Anti-surging switch groups eight cutter movable contact exports movable contact non-UNICOM side with network switch groups eight cutter respectively The stationary contact of network switch groups eight cutter input connect, network switch groups movable contact is Tong Bu with Anti-surging switch groups movable contact instead To action；Network switch groups No. eight cutter is thrown No. eight cuttves with Anti-surging switch groups and is thrown every arrangement, and network switch groups and Anti-surging are cut Changing and organizing the stationary contact thrown of adjacent cutter is one group, totally eight groups, and often group diagonal angle stationary contact is connected；Power supply switch groups is that triple-pole double throw is opened Closing, three cutter input movable contacts are connected with power supply 12V, 5V, 3.3V positive pole respectively, and 12V, 5V, 3.3V port of one piece of hard disk divides Be not connected with 12V, 5V, 3.3V outfan stationary contact of this three cuttves homonymy, 12V, 5V, 3.3V port of another block hard disk respectively with 12V, 5V, 3.3V outfan stationary contact of this three cuttves opposite side connects, and the GND common port of power supply is public with two hard disk GND respectively End connects.

Further, the upper surface of described capping is provided with multiple heat radiation installing hole, and described heat radiation installing hole is for being vertically arranged Through hole, the plurality of heat radiation installing hole in rule geometric arrangements arrange, described capping be provided above heat abstractor.

Further, it is additionally provided with rubber mount between described radiating tube and heat radiation installing hole.

Further, described synchronism switching switch is provided with stirs handle, and synchronism switching switch is fixedly connected with an electric magnet, The GND common port of solenoid actuated coil one termination power, the other end is connected with power supply 12V end, and electric magnet has armature pivot pin, It is aligned on position when two stable states stirred by handle with pivot pin and being respectively equipped with and hole, pivot pin identical location.

This utility model has the advantage that with good effect: owing to this utility model is by by external for equipment increase cabinet In extending space, and external safety equipment can support extension and combination, improve service efficiency, and upgrading is convenient, reduces cabinet Interior temperature, meanwhile, is arranged on the equipment in outside with heat abstractor, it is to avoid element, owing to crossing cause thermal damage, extends safety equipment Service life, reduce maintenance cost.This utility model can be respectively provided with system at two pieces of hard disks, can be as required during use Being switched to one of by native system synchronism switching switch, switching Intranet and outer net, switch to the Internet the most as required simultaneously Or internal lan, it is ensured that a hard disk is isolated from the outside all the time, can be placed in by important information in the hard disk isolated with the Internet Guarantee its safety, can be used for information exchange at ordinary times with the hard disk of the Internet UNICOM, compared with two computers, greatly save About cost；Addition Anti-surging switch groups makes not to be connected terminal with network interface card and is in pull-down state, prevents unsettled high voltage surge from damaging Internal electrical components；Two pieces of hard disks can load different operating system, is respectively charged into incompatible software, and software selects to use more Flexibly；Additionally switching switch can carry out status lock by relay pivot pin and puts, misoperation when preventing computer operation.

Accompanying drawing explanation

Fig. 1 is that the teaching computer network security that this utility model embodiment provides controls apparatus structure schematic diagram；

Fig. 2 is the safety equipment structural representation that this utility model embodiment provides；

Fig. 3 is the security isolation system structure schematic diagram that this utility model embodiment provides；

In figure: 1, cabinet；2, safety equipment；3, security isolation system.

Detailed description of the invention

For summary of the invention of the present utility model, feature and effect can be further appreciated that, hereby enumerate following example, and coordinate Accompanying drawing describes in detail as follows

As it is shown in figure 1, the teaching of this utility model embodiment computer network security controls device by cabinet 1, safety Equipment 2 and security isolation system 3 form.

It is provided with on hard disk in cabinet 1 and switches to the Internet or internal lan as required, it is ensured that a hard disk is all the time The security isolation system 3 being isolated from the outside, the outside of cabinet is provided with the extending space increased in cabinet and improves computer network The safety equipment 2 of safety governor radiating efficiency.

As in figure 2 it is shown, safety equipment 2, including safety equipment housing 2-1, the circuit that is arranged in safety equipment housing 2-1 Plate 2-2 and the chip 2-3 being arranged on wiring board 2-2, described safety equipment housing 2-1 are the hollow housing shape of upper end open, Providing holes on the wall of safety equipment housing 2-1, the wiring board 2-2 interface being arranged in safety equipment housing extends to through hole Outside safety equipment housing 2-1, owing to interface is prior art, not showing that in the drawings, described safety equipment housing 2-1's is upper End is provided with the capping 2-4 removably connected with housing 2-1, and described capping 2-4 is fastened on the opening of safety equipment housing 2-1.

The upper surface of described capping 2-4 is provided with multiple heat radiation installing hole 2-5, and described heat radiation installing hole 2-5 is for vertically to set The through hole put, the plurality of heat radiation installing hole 2-5 geometric arrangements in rule is arranged, and described capping 2-4 is provided above Heat abstractor, described heat radiation installing hole 2-5 supports the use with heat abstractor, and under not using heat abstractor premise, heat radiation is installed Hole 2-5 plays thermolysis equally, and described heat abstractor includes radiating shell 2-6 and is vertically arranged in radiating shell 2-6 Radiating tube 2-7, described radiating shell 2-6 are seal casinghousing shape, the both ends open of described radiating tube 2-7, described radiating tube 2-7's Lower end is inserted to dispel the heat in installing hole 2-5 through the bottom surface of radiating shell 2-6, and the upper, open end of described radiating tube 2-7 is positioned at In radiating shell 2-6, wiring board 2-2 runs the heat produced and enters in radiating shell 2-6 by the lower end of radiating tube 2-7, position Radiating shell 2-6 sidewall in radiating tube 2-7 side is provided with air inlet 2-8, described air inlet 2-8 by connecting tube and air bag The intracavity inter-connection of 2-9, the opposite side radiating shell 2-6 sidewall relative with air inlet 2-8 is provided with air outlet 2-10.

During use, extruding gasbag 2-9, then unclamp, cold wind enters radiating shell 2-6 by air outlet 2-10, and cooling dissipates Heat pipe 2-7, the cold wind after heat exchange enters in air bag 2-9, and extruding gasbag 2-9 repeats above procedure again, the most repeatedly, to heat radiation The inner chamber of housing 2-6 dispels the heat.

The external diameter of described radiating tube 2-7 matches with the internal diameter of heat radiation installing hole 2-5, described radiating tube 2-7 and heat radiation peace It is additionally provided with rubber mount between dress hole 2-5, increases the firmness of plug-in mounting, and reduce plug-in mounting friction, extend the use of radiating tube 2-7 Life-span.

Described air inlet 2-8 and air outlet 2-10 is horizontally disposed strip through hole, and described through hole is along radiating tube 2-7 Orientation arrange, described elongate aperture can increase intake, meanwhile, increase the contact surface of every radiating tube 2-7 and cold wind Long-pending.

As it is shown on figure 3, security isolation system 3 includes being provided with power supply, two pieces of hard disks and synchronism switching switch, two pieces of hard disks It is connected with mainboard by data wire respectively；Synchronism switching switch is divided into network switch groups K1, Anti-surging switch groups K2 and power supply to cut Change group K3, network switch groups is eight double-pole double throw switches, this network switch groups eight cutter output movable contact respectively with network interface card input port Terminal is connected, and eight stationary contact Ia of this network switch groups eight cutter input the same side are respectively with internet input mouth terminal even Connecing, eight stationary contact Ib of this network switch groups eight cutter input opposite side are connected with LAN input port terminal respectively；Anti- Surge switch groups is eight double-pole double throw switches, and this Anti-surging switch groups eight cutter movable contact is respectively by resistance eutral grounding, and this Anti-surging is cut Change group eight cutter movable contacts to input with network switch groups eight cutter exporting movable contact non-UNICOM side with network switch groups eight cutter respectively The stationary contact of end is connected so that be not connected with pull down resistor with the Internet or the LAN terminal of network interface card UNICOM so that it is keep steady Determine current potential, prevent the generation of unsettled high voltage surge, protect machine inner member, network switch groups movable contact and Anti-surging switch groups Movable contact synchronous backward action；Network switch groups No. eight cutter is thrown No. eight cuttves with Anti-surging switch groups and is thrown every arrangement, and network switches The stationary contact that group and the adjacent cutter of Anti-surging switch groups are thrown is one group, totally eight groups, and often group diagonal angle stationary contact is connected so that switch knob Do not connect terminal with network interface card during action to be connected with pull down resistor；Power supply switch groups is triac device, and three cutter inputs are dynamic to be touched Point be connected with power supply 12V, 5V, 3.3V positive pole respectively, 12V, 5V, 3.3V port of one piece of hard disk respectively with this three cuttves homonymy 12V, 5V, 3.3V outfan stationary contact connect, 12V, 5V, 3.3V port of another block hard disk respectively with this three cuttves opposite side 12V, 5V, 3.3V outfan stationary contact connects, and the GND common port of power supply is connected with two hard disk GND common ports respectively, can make it In one piece of hard disk be in power-off and quit work state, physics cuts off and cannot access, it is ensured that its secure private.Each group cutter is thrown and is passed through One fixing connection of plastic connecting block, synchronizes to stir by handle.This utility model uses and is respectively provided with system at two pieces of hard disks, Can be switched to one of as desired by native system synchronism switching switch, switching Intranet and outer net simultaneously, the most as required Switch to the Internet or internal lan, it is ensured that a hard disk is isolated from the outside all the time, important information can be placed in and the Internet Guarantee its safety in the hard disk of isolation, can be used for information exchange at ordinary times with the hard disk of the Internet UNICOM, with two computers Compare, greatly saved cost；Two pieces of hard disks can load different operating system simultaneously, is respectively charged into incompatible software, Software selects use more flexible.

During enforcement, synchronism switching switch also can be provided with stirs handle, and synchronism switching switch is fixedly connected with an electric magnet, The GND common port of solenoid actuated coil one termination power, the other end is connected with power supply 12V end, and electric magnet has armature pivot pin, Being aligned on position when two stable states stirred by handle with pivot pin and being respectively equipped with and hole, pivot pin identical location, switching switch can pass through Relay pivot pin carries out status lock and puts, misoperation when preventing computer operation after opening machine.

The above is only to preferred embodiment of the present utility model, not this utility model is made any in form Restriction, every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations with Modify, belong in the range of technical solutions of the utility model.

Claims (4)

1. a teaching computer network security controls device, it is characterised in that described teaching computer network security control Device processed is made up of cabinet, safety equipment and security isolation system；

Being provided with security isolation system on hard disk in described cabinet, the outside of cabinet is provided with safety equipment；

Described safety equipment are provided with housing, the wiring board being arranged in safety equipment housing and installation core in the circuit board Sheet, described safety equipment housing is the hollow housing shape of upper end open, and providing holes on the wall of safety equipment housing is arranged on peace Circuit board interface in full apparatus casing extends to safety equipment hull outside through hole, and the upper end of described safety equipment housing sets The capping removably connected with housing, described capping is had to be fastened on the opening of safety equipment housing；

Described security isolation system is provided with power supply, two pieces of hard disks and synchronism switching switch, and synchronism switching switch is divided into network Switch groups, Anti-surging switch groups and power supply switch groups, network switch groups is eight double-pole double throw switches, and this network switch groups eight cutter exports Movable contact is connected with network interface card input port terminal respectively, eight stationary contacts of this network switch groups eight cutter input homonymy respectively with Internet input mouth terminal connects, and eight stationary contacts of this network switch groups eight cutter input opposite side are defeated with LAN respectively Inbound port terminal connects；Anti-surging switch groups is eight double-pole double throw switches, and this Anti-surging switch groups eight cutter movable contact is respectively by electricity Resistance ground connection, this Anti-surging switch groups eight cutter movable contact respectively with the net with network switch groups eight cutter output movable contact non-UNICOM side The stationary contact of network switch groups eight cutter input is connected, and network switch groups movable contact moves with Anti-surging switch groups movable contact synchronous backward Make；No. eight cuttves that network switch groups No. eight cutter is thrown with Anti-surging switch groups are thrown every arrangement, network switch groups and Anti-surging switch groups The stationary contact that adjacent cutter is thrown is one group, totally eight groups, and often group diagonal angle stationary contact is connected；Power supply switch groups is triac device, three Cutter input movable contact is connected with power supply 12V, 5V, 3.3V positive pole respectively, 12V, 5V, 3.3V port of one piece of hard disk respectively with this 12V, 5V, 3.3V outfan stationary contact of three cutter homonymies connects, 12V, 5V, 3.3V port of another block hard disk respectively with this three cutter 12V, 5V, 3.3V outfan stationary contact of opposite side connects, and the GND common port of power supply is connected with two hard disk GND common ports respectively.

2. teaching computer network security as claimed in claim 1 controls device, it is characterised in that the upper end of described capping Face is provided with multiple heat radiation installing hole, and described heat radiation installing hole is the through hole being vertically arranged, and the plurality of heat radiation installing hole is rule Geometric arrangements then is arranged, described capping be provided above heat abstractor.

3. teaching computer network security as claimed in claim 1 controls device, it is characterised in that described radiating tube is with scattered It is additionally provided with rubber mount between hot installing hole.

4. teaching computer network security as claimed in claim 1 controls device, it is characterised in that described synchronism switching is opened Pass is provided with stirs handle, and synchronism switching switch is fixedly connected with an electric magnet, the GND of solenoid actuated coil one termination power Common port, the other end is connected with power supply 12V end, and electric magnet has armature pivot pin, is aligned in handle with pivot pin and stirs two stable states Time position on be respectively equipped with and pivot pin coincide location hole.