CN102081443A

CN102081443A - Computer case

Info

Publication number: CN102081443A
Application number: CN2009103107461A
Authority: CN
Inventors: 周海清
Original assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Hongfujin Precision Industry Shenzhen Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2009-12-01
Filing date: 2009-12-01
Publication date: 2011-06-01

Abstract

The invention relates to a computer case comprising a shell, a power supply arranged in the shell as well as a fan. The shell is provided with a vent, the fan emits heat in the power supply to the shell vent, the outer side of the shell vent is provided with at least separation blade; one side of the separation blade is pivotally connected with the shell; when the fan is in work, the separation blade rotates relative to the shell under the wind action and is exposed out of the vent; and when the fan stops working, the separation blade falls under the action of self weight and shields the vent.

Description

Computer housing

Technical field

The present invention relates to a kind of computer housing.

Background technology

Along with the develop rapidly of computer industry, the integrated level of computer is more and more higher, and arithmetic speed is also more and more faster, the also corresponding increase of the thermal value of its power supply.As if untimely these heats are distributed effectively, will greatly influence the serviceability of power supply, shorten the serviceable life of computer.For this reason, industry becomes open type with the case design of power supply usually, so that the inner used heat of power supply successfully is distributed in the system, discharges via the ventilating opening of cabinet then, sets up a radiator fan in case of necessity to quicken the discharge of used heat in power shell.Though housing adopts the open type design can help heat to discharge, but then, increase along with service time, impurity such as a large amount of dusts, some small worm that may occur as family may enter power shell inside from the ventilating opening of cabinet, behind the electric power starting, the dust of these accumulations and impurity may cause the danger of power supply short circuit.

Summary of the invention

In view of this, be necessary to provide a kind of computer housing that can prevent that impurity from entering.

A kind of computer housing, comprise a casing, be located at a power supply unit and a fan in the casing, this casing is provided with a ventilating opening, this fan is with the ventilating opening of the row of the heat in this power supply unit to this casing, this casing is provided with at least one catch in the outside of this ventilating opening, one side of this catch pivots with this casing and is connected, when fan work, this catch rotates and exposes this ventilating opening relative to this casing under the wind action of fan, when fan quit work, this catch was sagging and cover this ventilating opening under the effect of self gravitation.

The ventilating opening periphery of this casing is provided with catch, and this catch can rotate relative to this casing, and during this fan work, this catch is subjected to wind action and outwards rotates, and ventilating opening is exposed and air draft smoothly; And when fan quit work, this catch was subjected to the self gravitation effect sagging and cover ventilating opening, thereby preventing that impurity from entering from ventilating opening causes power supply short circuit in the power supply unit.

Description of drawings

Fig. 1 is the three-dimensional exploded view of computer housing of the present invention.

Fig. 2 is the enlarged drawing of Fig. 1 centre circle II part.

Fig. 3 is the in running order stereographic map in computer housing combination back shown in Figure 1.

Fig. 4 is in the stereographic map of off working state for computer housing shown in Figure 3.

The main element symbol description

Embodiment

See also Fig. 1, this computer housing comprises a casing 10 and a power supply unit 20.This casing 10 is the square square shape of hollow, comprises a backboard 12 and is vertically connected at the biside plate 14 of these backboard 12 left and right sides respectively.This backboard 12 is provided with a ventilating opening 120.

The outside of this backboard 12 is provided with two first catch 18 and one second catch 19 in these ventilating opening 120 places, and described first,

second catch

18,19 is made by light material and linked together up and down.This two first catch 18 is rectangular solid plate body.These second catch, 19 overall profile also roughly are rectangle, and different with first catch 18 is to form a U-shaped breach 190 on this second catch 19.This breach 190 runs through the bottom of this second catch 19.Each

catch

18,19 stretches out respectively in the left and right sides on its top and forms a rotating shaft 182,192.

Each side plate 14 comprises that the plate body 142 of a rectangle reaches from an end vertically extending flanging 144 of this plate body 142 near backboards 12.During assembling, this flanging 144 can corresponding be attached at the marginal portion of the left and right sides of backboard 12, wears this flanging 144 and backboard 12 by screw (figure does not show) it is interfixed.Please consult Fig. 2 simultaneously, convex with three arch connecting portions 146 on the flanging 144 of this side plate 14 respectively.This connecting portion 146 outwards protrudes from flanging 144 and forms.The central authorities of each connecting portion 146 form a horizontal accepting hole 140.Connecting portion 146 on the described flanging 144 equally spaced is arranged in the left and right sides of this ventilating opening 120 respectively, described connecting portion 146 difference are relative in twos, the height of the bottom surface of this casing 10 is equal relatively respectively for the accepting hole 140 of two connecting portions 146 that each is relative, i.e. the accepting hole 140 coaxial hearts of each two relative connecting portion 146.

This power supply unit 20 comprises a shell 22, is located at a power supply module (figure does not show) and a fan 24 in the shell 22.This shell 22 is provided with some vents 220.This fan 24 is located in this shell 22.The air-out direction of this fan 24 is over against the vent 220 of this shell.This fan 24 is electrically connected with the circuit of this power supply unit 20.Also be provided with an interface 26 on the shell 22 of this power supply unit 20, power lead (figure do not show) is connected between this interface 26 and the external power source and the power supply module in this power supply unit 20 is electrically connected with external power source.Breach 190 sizes on the size of this interface 26 and described second catch 19 about equally.

Please consult Fig. 3 and Fig. 4 simultaneously, when this computer housing was installed, two rotating shafts 182,192 of each

catch

18,19 were inserted in respectively in the accepting hole 140 of corresponding two connecting portions 146.Described rotating shaft 182,192 can be rotated in the accepting hole 140 of correspondence, therefore, each

catch

18,19 can outwards rotate and makes

catch

18,19 to be parallel to each other or two states in a certain angle with backboard 12 respectively relative to this backboard 12 around its rotating shaft 182,192.In the present embodiment, the size of the angle between described

catch

18,19 and the backboard 12 is not more than 90 degree.The vent 220 of this power supply unit 20 is provided with over against the ventilating opening 120 of this casing 10.As shown in Figure 4, when this catch 18,19 and backboard 12 are parallel, ventilating opening 120 on this backboard 12 is covered fully by

catch

18,19, this moment this power supply unit 20 interface 26 over against the breach 190 of this second catch 19, be convenient to power lead and wear this breach 190 power supply unit 20 is electrically connected with external power source; As shown in Figure 3, when this catch 18,19 and backboard 12 is vertical mutually, the ventilating opening 120 on this backboard 12 exposes, at this moment, and the area maximum of exposing of this ventilating opening 120.

As shown in Figure 3, during use, power supply unit 20 is accepted to start working after the power supply of external power source, the power connection of while fan 24 is also started working, the used heat that produces during with 20 work of this power supply unit is extracted out, and blows to the ventilating opening 120 of casing 10 and be positioned at first,

second catch

18,19 in ventilating opening 120 outsides via the vent 220 of power supply unit 20.Because first,

second catch

18,19 is made by light material, outwards kick up under the effect of wind-force in the bottom of this first,

second catch

18,19, makes the discharge of airflow smooth ground thereby the ventilating opening 120 of casing 10 is exposed.At this moment, because ventilating opening 120 places have air blast to discharge, impurity such as dust and small worm can't enter casing 10 inside from ventilating opening 120 naturally.

As shown in Figure 4, when computer housing is in non-working condition, fan 24 quits work, this first,

second catch

18,19 is no longer stressed, first,

second catch

18,19 is sagging and be parallel to each other with backboard 12 under the effect of self gravitation, thereby cover in ventilating opening 120, can prevent that so just little insect from creeping into the power supply unit 20 interior power supply short circuits that cause by the ventilating opening 120 of casing 10.When this second catch 19 cover in the ventilating opening 120 of this casing 10 time, the breach 190 of this second catch 19 is over against the interface 26 of this power supply unit 20, and the interface 26 of this power supply unit 20 is exposed, thereby can not hinder power supply unit 20 to be connected with external power source.Because the size of the breach 190 of this second catch 19 and the sizableness of interface 26, then these interface 26 peripheries still can be covered in by this second catch 19, can not influence the sealing of computer housing.

Be to be example with three

catch

18,19 in the present embodiment, certainly, the quantity of catch not necessarily is limited to three, and in actual applications, as long as can realize above-mentioned effect, the quantity of catch can suitably increase and decrease.

Claims

1. computer housing, comprise a casing, be located at a power supply unit and a fan in the casing, this casing is provided with a ventilating opening, this fan is with the ventilating opening of the row of the heat in this power supply unit to this casing, it is characterized in that: this casing is provided with at least one catch in the outside of this ventilating opening, one side of this catch pivots with this casing and is connected, when fan work, this catch rotates and exposes this ventilating opening relative to this casing under the wind action of fan, when fan quit work, this catch was sagging and cover this ventilating opening under the effect of self gravitation.

2. computer housing as claimed in claim 1, it is characterized in that: this catch is elongated, this catch stretches out respectively in the two ends on a long limit wherein and forms a rotating shaft, this casing is respectively equipped with a junction in the both sides of this ventilating opening, each connecting portion is provided with an accepting hole, and two rotating shafts of this catch are plugged in the accepting hole of this two connecting portion respectively and can rotate in this accepting hole.

3. computer housing as claimed in claim 2 is characterized in that: this connecting portion outwards protrudes and is arch.

4. computer housing as claimed in claim 1 is characterized in that: this power supply unit is provided with an interface, forms a breach on this catch, and this breach is over against the interface of power supply unit, and the size of this breach is suitable with this interface.

5. computer housing as claimed in claim 1 is characterized in that: described catch is made by light material.

6. computer housing as claimed in claim 1 is characterized in that: described catch under the wind action of fan when casing outwards rotates, be between described catch and the casing one be not more than 90 the degree angles.

7. computer housing as claimed in claim 1 is characterized in that: the quantity of described catch is a plurality of, and described a plurality of catch link together up and down.

8. as any described computer housing of claim 1 to 7, it is characterized in that: this casing comprises a backboard and is located at the biside plate of these backboard both sides respectively, each side plate comprises a plate body vertical with backboard and extends and be attached at respectively two flangings of backboard both sides of the edge from plate body near an end of backboard that the two ends of described catch are connected on the flanging of this side plate.

9. as any described computer housing of claim 1 to 7, it is characterized in that: this power supply unit comprises a shell, and described fan is contained in this shell, this shell be provided with this fan over against some vents.