CN201060444Y

CN201060444Y - Dustproof, dust removal and destatic computer cabinet

Info

Publication number: CN201060444Y
Application number: CNU2007201008190U
Authority: CN
Inventors: 夏廷夸
Original assignee: Yanshan University
Current assignee: Yanshan University
Priority date: 2007-03-21
Filing date: 2007-03-21
Publication date: 2008-05-14
Anticipated expiration: 2017-03-21

Abstract

The utility model discloses a computer case with the function of dustproof, dust removal and static elimination, which is characterized in that the dust removing and static eliminating device (5) comprises a power supply interface (4), an air inlet (8) and a plastic shell (10). A corona discharge chamber (9), a dust chamber (18), a plasma generator (15), an axial fan(14) and a transformer booster (17) are in turn arranged on the plastic shell (10) end to end. The corona discharge chamber (9) is a rectangle and metal plate (26) and wire (19) arrays parallel to the plastic shell (10) are arranged in alternative in the corona discharge chamber and the metal plate (26) and the wire (19) connect with the cathode and the anode of the transformer booster (17) respectively. The dust chamber (18) is an S-shaped chamber which has the same cross section with the corona discharge chamber (9), a plurality of S-shaped metal plates (12) vertical to the plastic shell (10) are arranged in the chamber and metal plates are connected with the transformer booster (17) in alternative, thereby the utility model has the functions of dustproof, dust removal, static elimination and noise reduction and provides a clean space for the electrical element in the computer case.

Description

Dustproof dedusting destatics computer housing

Technical field

The utility model relates to a kind of computer housing, especially relates to a kind of computer housing that is provided with dustproof dedusting Destaticizing device.

Technical background

The common computer cabinet is mainly by a power supply fan heat radiation air draft, and the components and parts heat radiation of giving cabinet inside by the many places air inlet on lateral plates, the back plate face, in the ventilation and heat process, dust enters in the cabinet with air in the air, and under attracting, each components and parts institute static electrification sticks on each components and parts surface, through behind the certain hour, these dust just constitute many conducting systems, problem such as cause the computer arithmetic speed to slow down, crash and to restart automatically; And the insulator of computer housing inside is at the long-term lower surface meeting stored charge that uses, when being accumulated to a certain degree, electric charge will discharge, can injure the electronic component on the surface-mounted integrated circuit, common dedusting method can not the Ex-all cabinet dust, and can cause damage to electronic component, can not deal with problems from root.

Summary of the invention

Can not remove dust in the cabinet and cause the computer arithmetic speed to slow down, crash and problem such as restart automatically in order to overcome existing computer housing, the utility model provides a kind of New-type computer cabinet, that this computer housing has is dustproof, dedusting and destatic function, and the space of a cleaning is provided for the electric components of cabinet inside.

The technical scheme that its technical matters that solves the utility model adopts is: this dustproof dedusting destatics computer housing and comprises chassis lid, cabinet side board and case backboard, described cabinet side board is provided with the dedusting Destaticizing device, the heat dissipation ventilation mouth, electric source line interface and standby interface of the ground wire, described dedusting neutralizer comprises power interface, air intake and plastic casing, end to end successively on described plastic casing is corona discharge chamber, dust suction chamber, plasma generator, aerofoil fan and step-up transformer, described corona discharge chamber is a rectangular parallelepiped, be provided with in it and be parallel to plastic casing sheet metal and tinsel array alternately, sheet metal also links to each other with anodal with the negative pole that is arranged on described step-up transformer respectively with tinsel, described dust suction chamber is the xsect S type space the same with corona discharge chamber, in this space, be provided with S type sheet metal polylith perpendicular to plastic casing, the sheet metal compartment of terrain be arranged on described step-up transformer and link to each other.

As a kind of improvement of the present utility model, dedusting is dustproof to destatic in the brain cabinet, described dedusting, Destaticizing device, also comprise a heat abstractor, this device comprises a ventilation gas cylinder and be provided with the solid of revolution air scoop before gas cylinder central authorities and axial flow blower, this solid of revolution air scoop is pressed close to the cpu heat fan, makes the air major part from flowing between air scoop and the gas cylinder in the cabinet all around, and portion of air is supplied with the computer CPU heat radiation by air scoop.Adopt this kind mode can realize the heat radiation of cabinet well.

As another kind of improvement the of the present utility model, dedusting is dustproof to destatic in the brain cabinet, described heat dissipation ventilation mouth is venetian blind type by the polylith guide vane formation that is arranged in parallel, and wherein the heat dissipation ventilation mouth is arranged on computer power fan thermovent place, and the plate face is provided with rectangle strip venetian blind type ventilating opening from top to bottom behind computer housing, adopt this kind mode, derivation gas is flowed out downwards, outside dust is difficult for falling in the cabinet, and have every the effect of making an uproar, heat generating components can better be dispelled the heat.

The beneficial effects of the utility model are: after adopting technique scheme, cabinet is reasonable in design, easy to use, low noise, has dedusting, removes functions such as cabinet internal electric components and parts surface electrostatic lotus

Description of drawings

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.

To be that dedusting is dustproof destatic plate face front view behind the computer housing to Fig. 1;

Fig. 2 is the front view of dedusting Destaticizing device;

Fig. 3 is the vertical view of dedusting Destaticizing device;

Fig. 4 is the right view of arc chamber;

Fig. 5 is the vertical view of arc chamber.

In above-mentioned accompanying drawing, 1. control line interface board face, 2. standby interface of the ground wire, 3. electric source line interface, 4. power interface, 5. dedusting Destaticizing device, 6. heat dissipation ventilation mouth, 7. heat dissipation ventilation mouth, 8. air intake, 9. corona discharge chamber, 10. plastic casing, 11. screw holes, 12.S the type sheet metal, 13. dust-binding cloth covers, 14. aerofoil fans, 15. plasma generator, 16. shells, 17. step-up transformers, 18. dust suction chamber, 19. tinsels, 20. dirt pockets, 21. gas cylinder, 22.CPU heating radiator, 23.CPU radiator fan, 24. air scoop, 25. tinsel, 26. sheet metals, 27. plastic housings.

Embodiment

Fig. 1 is the disclosed embodiment of utility model, and dedusting Destaticizing device 5 comprises corona discharge chamber 9, dust suction chamber 18, plasma generator 15, plastic casing 10 and aerofoil fan 14 (see figure 2)s.

When dedusting, Destaticizing device 5 operations, aerofoil fan 14 rotations, the inside and outside draught head that produces of cabinet, extraneous air flows into corona discharge chamber 9, the sheet metal 26 and the tinsel 19 of corona discharge chamber 9 begin discharge under the action of high voltage of step-up transformer 17, and generation corona, the effect of corona discharge under respectively be with positive and negative electric charge by the airborne dust of corona zone this moment, and shift to different in nature electrode pad or tinsel at highfield effect next part dust, another part will enter dust suction chamber 18.Be provided with " S " type shape chamber and " S " type sheet metal in the dust suction chamber 18, sheet metal is provided with perpendicular to plastic casing 10, step-up transformer 17 is supplied with a high voltage and is formed a highfield for every sheet metal that faces mutually, charged dust is being adsorbed onto under the effect of highfield on the dust-binding cloth of showing on the sheet metal to be with, this dust-binding cloth and can dismantling to change untapped dust-binding cloth cover makes dust removing effects better.

As mentioned above, plasma generator 15 sends plasma in the compartment of terrain under the control of the pulse rate controller of dedusting Destaticizing device 5, plasma just enters into computer host box inside with dust suction chamber 18 effluent airs under the effect of aerofoil fan 14, the static charge of the insulating surface of the electronic devices and components of computer host box inside is just neutralized by plasma.

Heat abstractor comprises that gas cylinder 21, solid of revolution air scoop 24 cover on the cpu heat fan 23, make the inside and outside a part of draught head of cabinet come from cpu heat fan 23, under the acting in conjunction of air scoop 24 and gas cylinder 21, make the air major part from flowing between air scoop 24 and the gas cylinder 21 in the cabinet all around, portion of air is supplied with computer CPUs heat radiation (see figure 3)s by air scoop 24.

Venetian blind type blow vent 6 and 7, be arranged at plate face power supply fan thermovent 6 and rectangular capable strip thermovent 7 behind the computer host box, venetian blind type blow vent 6 and 7 has multi-disc guide vane parallel to each other to tilt to constitute, having the outside dust of the cabinet of preventing falls into, reduce the effect that the cabinet inside noise sheds, its effect is decided by shape and the material and the guide vane spacing of guide vane, and rectangle strip thermovent is arranged on a side of the many components and parts of heating, is beneficial to heat radiation.

Standby interface of the ground wire 2 is that the lead by a band plug links to each other with ground clamp, and ground clamp can be installed on easily as on the metal tube of heating installation or other and the metal object that the earth communicates, so that cabinet can have a reliable earthed system.

In addition, dedusting Destaticizing device 5 integral body are surrounded by insulator shell.Metal shell is arranged again on insulator, and metal shell links to each other safe in utilization to guarantee with the cabinet housing.

Length, width, thickness and shape that the utility model can be adjusted arc chamber 9, dust suction chamber 18 as required all can reach the purpose of this utility model.The utility model can also change shape and be used for the electrical equipment that the dustproof dedusting of all kinds of needs destatics.

Claims

1. a dedusting is prevented dust and is destaticed computer housing, comprise chassis lid, cabinet side board, case backboard, it is characterized in that: described cabinet side board is provided with dedusting Destaticizing device (5), heat dissipation ventilation mouth (6,7), electric source line interface (3) and standby interface of the ground wire (2), described dedusting neutralizer (5) comprises power interface (4), air intake (8) and plastic casing (10), end to end successively on described plastic casing (10) is corona discharge chamber (9), dust suction chamber (18), plasma generator (15), aerofoil fan (14) and step-up transformer (17), described corona discharge chamber (9) is a rectangular parallelepiped, be provided with in it and be parallel to plastic casing (10) sheet metal (26) and tinsel (19) array alternately, sheet metal (26) also links to each other with anodal with the negative pole that is arranged on described step-up transformer (17) respectively with tinsel (19), described dust suction chamber (18) is that xsect is the same with corona discharge chamber (9), be provided with the polylith S type sheet metal (12) perpendicular to plastic casing (10) in this space, the sheet metal compartment of terrain links to each other with described step-up transformer (17).

2. the dustproof computer housing that destatics of dedusting according to claim 1, it is characterized in that: described dedusting Destaticizing device (5), also comprise a heat abstractor, this device comprises an aerofoil fan (14) and coaxial with it ventilation gas cylinder (21), and at this gas cylinder (21) central authorities and the preceding solid of revolution air scoop (24) that is provided with of aerofoil fan (14), this solid of revolution air scoop (24) is pressed close to cpu heat fan (23), make the air major part interior all around from flowing to cabinet between air scoop (24) and the gas cylinder (21), portion of air is supplied with the computer CPU heat radiation by air scoop (24).

3. dedusting according to claim 1 and 2 is dustproof to destatic computer housing, and it is characterized in that: described S type sheet metal (12) surface is with a dismountable dust-binding cloth cover (13).

4. dedusting according to claim 3 is dustproof to destatic computer housing, and it is characterized in that: described plasma generator (15) is arranged on blower fan (14) porch.

5. the dustproof computer housing that destatics of dedusting according to claim 3, it is characterized in that: described heat dissipation ventilation mouth (6,7) be arranged in parallel by the polylith guide vane and constitute, be venetian blind type, wherein heat dissipation ventilation mouth (6) is arranged on computer power fan thermovent place, and the plate face is provided with rectangle strip venetian blind type heat dissipation ventilation mouth (7) from top to bottom behind computer housing.

6. destatic computer housing according to claims 1 or 2 described dedustings are dustproof, it is characterized in that: described standby interface of the ground wire (2) be pluggable interface, and links to each other with ground clamp by a line, and this ground clamp can be that books press from both sides.

7. destatic computer housing according to claims 1 or 2 described dedustings are dustproof, it is characterized in that: described dedusting Destaticizing device (5) is whole to be surrounded by insulator shell.