CN2530080Y

CN2530080Y - Heat radiation air guider for electronic device

Info

Publication number: CN2530080Y
Application number: CN 01269677
Authority: CN
Inventors: 曾翌维; 苏怡如
Original assignee: Inventec Corp
Current assignee: Inventec Corp
Priority date: 2001-12-03
Filing date: 2001-12-03
Publication date: 2003-01-08
Anticipated expiration: 2011-12-03

Abstract

The utility model relates to a heat dissipating and air guiding device, which is suitable for assembling on an electric device. The electric device consists of a case body and a blast fan and the heat dissipating and air guiding device comprises an air guiding element in the case body for leading partial airflow blown by the blast fan to an area required of cooling. The air guiding element is provided with an air inlet end near the blast fan, an air outlet end far from the blast fan and an air guiding duct between the air inlet end and the air outlet end, so that the airflow can be guided effectively to prevent the overheat of partial units and promote the integrally heat dissipating effect.

Description

The heat radiation wind-guiding device that is used for electronic equipment

Technical field

The utility model relates to a kind of heat radiation wind-guiding device that is used for electronic equipment, particularly relates to a kind of heat radiation wind-guiding device that is fit to be installed in the flat server.

Background technique

The relative installation of various assemblies is as shown in Figure 1, 2 in the at present commercially available common flat server 1 (whole height is less than the server of width), because the restriction of the special type of above-mentioned such flat server 1, make these assemblies arrangement closely and layout elasticity less.This server 1 has a housing 10, horizontal has a circuit board 100 in the housing 10, then has a central processing unit (CPU) (CPU) 12 on the circuit board, assemblies such as one memory modules (DIMM) 14 and chip set 15, and a radiation fan 11 is arranged in the housing 10 and it is other to be positioned at central processing unit (CPU) 12, then affixed one radiator 13 with the upright and parallel radiating fin of multi-disc on this central processing unit (CPU) 12, and except the radiator 13 of this central processing unit (CPU) 12, all the other most assemblies, as memory modules (DIMM) 14, the height of chip set 15 assemblies such as grade is all far below the height of these flat server housing 10 inside, makes to have a cavity 16 between the loam cake (as shown in Figure 2) of these assemblies and this housing 10.

And under the situation of practical application, often the air-flow of radiation fan 11 generations is promptly flowed out by the ventilated port on the housing 10 101 through cavity 16 before the heat that does not absorb these meeting heating elements fully through behind the radiator 13.Therefore, some are the meeting heating element on the air current flow path not, and as south, north bridge chipset 15 etc., the high heat that is produced can't be taken away by air-flow usually.So the air-flow that radiation fan 11 produces can't be utilized effectively, and causes the bad and partial component generation superheating phenomenon of integral heat sink effect.

Therefore,, how to design one and be fit to be installed in this flat server 1, and the setting position that air-flow can be directed to the need heat radiation is the emphasis that a urgent need is improved to prolong the life-span of each heater element the server manufacturer.

[model utility content]

The purpose of this utility model is to provide a kind of and is used for electronic equipment and has the heat radiation wind-guiding device that air-flow is directed to the appointed area, of the present utility model being characterised in that: this device is to be used for an electronic equipment, this electronic equipment comprises that a housing and is arranged at the fan in this housing, this heat radiation wind-guiding device comprises an air guide member that is arranged in this housing, have at least one air intake and at least one outlet air end away from this fan near this fan, this air guide member can blow to the zone of institute's desire cooling by the air-flow directed stream that this air intake is given birth to this fan through this outlet air end.

[description of drawings]

Below by most preferred embodiment and accompanying drawing the heat radiation wind-guiding device that is used for electronic equipment of the present utility model is elaborated, in the accompanying drawing:

Fig. 1 is a three-dimensional combination figure, and the configuration of each assembly in the known flat server is described.

Fig. 2 is a diagrammatic cross-sectional side elevation of this existing flat server.

Fig. 3 is a three-dimensional combination figure, illustrates that first preferred embodiment of the utility model heat radiation wind-guiding device is assembled in the interior state of a server, and a loam cake of this server is removed.

Fig. 4 is a diagrammatic cross-sectional side elevation, illustrates that this first preferable enforcement is assembled in the state in the server.

Fig. 5 is a three-dimensional combination figure, illustrates that second preferred embodiment of heat radiation wind-guiding device of the present utility model is assembled in the interior state of a server, and a loam cake of this server is removed.

For convenience of description, following embodiment, identical assembly is represented with identical label.

[embodiment]

As Fig. 3, shown in 4, heat radiation wind-guiding device 2 of the present utility model or 2 ' is to be fit to be installed in electronic equipment, especially be fit to be installed in the programmable machine 1 of tool computing and computing function, this programmable machine can be a personal computer or a server, and server can be a flat server (its height dimension that means the server housing is less than width dimensions), in following preferred embodiment, be example with flat server, flat server 1 in first preferred embodiment comprises a housing 10, in this housing 10, has a circuit board 100, which is provided with a central processing unit (CPU) 12, radiator 13 be located at this CPU 12 on, a plurality of memory modules 14, the assembly that at least one chip set 15 and input output unit and storage device etc. are reached server 1 function all electrically connects with circuit board 101, because non-emphasis of the present utility model of these assemblies and genus prior art, so figure does not show and does not repeat them here that other has a radiation fan 11 and is positioned at this housing 10.

Housing 10 is cuboid, and first, second sidewall 104,105 and two that has a roof 102, a diapire 103, two is provided with relatively and uprightly and has a plurality of ventilated ports 101 relatively and upright the 3rd, the 4th sidewalls 106,107 that are provided with.This radiation fan 11 is fixedly arranged on this first side wall 104, contiguous CPU 12 and

radiator

13, and 14 of memory modules are positioned at the side of CPU 12 away from the first side wall 104, extend to these second sidewall, 105 directions to be provided with; Basically, CPU 12 is along radiation fan 11 air-supply axial arrangement with memory modules 14, therefore, and all contiguous the 4th sidewall 107 of above-mentioned radiation fan 11, CPU 12, radiator 13 and memory modules 14.Yet, because the restriction of space size, the electrical assembly that chip set 15 or other can produce heat can't all be installed in the air-supply axially of radiation fan 11, and with memory module 14, that CPU 12 is configured in same air-supply is axial, therefore, the electrical assembly that this chip set 15 or other can produce heat only is configured in the channel that the air-flow that blows out away from this radiation fan 11 is flowed through, so be difficult for heat radiation.

Heat radiation wind-guiding device 2 comprises an air guide member 21 that is arranged in this housing 10.Air guide member 21 is to be used for active guided portion air-flow to the zone that institute's desire is lowered the temperature, and especially these depart from the zone that radiation fan 11 blows out the axial direction of air-flow, such as chip set 15 regions.This air guide member 21 has a base plate 211, extend upward by the both sides of this base plate 211 and to be provided with two side plates 212, this base plate 211 match with this two side plate 212 define just like the wind-guiding road 213 as the slippery ladder, one end of this air guide member 21 is the air intake 214 near this radiation fan 11, and the other end then is the outlet air end 215 away from radiation fan 11.

In the present embodiment, base plate 211 and radiator 13 approaching ends (air intake 214) are to be in a higher position with respect to the other end (outlet air end 215) near thermal source, make that air guide member 21 is basipetal inclinations, and because chip set 15 or other can produce the electrical assembly of heat, as above-mentioned, be to depart from the axial direction that radiation fan 11 blows out air-flow, therefore in the present embodiment, air guide member 21 is arcuation (certainly the pattern of straight line also can), it can be partial to chip set 15 or other can produce the position of the electrical assembly of heat; Therefore a preferable enforcement be make air intake 214 aim at radiation fans 11 air-out direction in case the guided portion air-flow to outlet air end 215, outlet air end 215 is then aimed at chip set 15 zones that above-mentioned institute desire is lowered the temperature.

In addition, because the height lower (thinner thickness) of chip set 15, even therefore air guide member 21 is set in flat server 1 does not have problem yet, still there are enough spaces to make the height of air intake 214 be higher than outlet air end 215, can really air-flow be delivered to low chip set 15 zones that can produce high heat, position.

The air intake 214 of air guide member 21 can borrow any existing mode mechanically fixing with the radiating fin 131 of radiator 13, the biside plate 212 of air intake 214 lug 216 that can stretch out respectively for example, borrow lug 216 to be equipped in radiating fin 131, similarly, outlet air end 215 also can mechanically be fixed on the circuit board 100 by any existing mode; For example the biside plate 212 of outlet air end 215 also can extend a lug 216 respectively and can be fixed on the circuit board 100 by the structure of similar plate lock (board lock).

As shown in Figure 3, air guide member 21 is near set lug 216 on the biside plates 212 of air intake 214, and on another was implemented, lug 216 can be provided with perforation 2161 and borrow and wear screw 555 and the air intake 214 of this air guide member 21 is fixed on the roof 102 of housing 10.

As shown in Figure 5, second preferred embodiment of the present utility model, in present embodiment, heat radiation wind-guiding device 2 ' has two air intakes 214 ', outlet air end 215 ', the heat radiation wind-guiding device of locating at air intake 214 ' 2 ' is to form one, be will be so at different heating elements, so wind-guiding road 213 ' separates because of outlet air end 215 '; Therefore we can say that the heat radiation wind-guiding device 2 ' of this second preferred embodiment has two air guide members 21 ', each air guide member 21 ' still has structures such as base plate 211 ', two side plates 212 ', just, air intake 214 ' is located to be connected together, the two different need cooling zones but this two outlet air end 215 ' leads with then being separated from each other separately.

Therefore the sink 2 ' of this double flow channel pattern can be with airflow diversion and the different zone of leading; The means of fixation of the heat radiation wind-guiding device 2 ' of second preferred embodiment itself and radiator 13 or circuit board 100 can be used mode as described in the first embodiment, so no longer describe in detail at this.

By above explanation as can be known, the described heat radiation wind-guiding device 2 of a plurality of first embodiments is set, or the described heat radiation wind-guiding device 2 ' of a plurality of second embodiment also is feasible at flat server 1.

Conclude above-mentioned, the heat radiation wind-guiding device 2,2 ' that is used for flat server of the present utility model, no matter be list or double flow channel pattern, another district of all can effectively axial flow being led needs cooling and air-flow is difficult for the zone that arrives.In addition, this heat radiation wind-guiding device 2,2 ' pattern not only are limited to above-mentioned two kinds, also can be the pattern of other multithread road or multilayer, can be designed to above-mentioned different types via at least one wind-guiding of configuration road 213, the arrangement of looking each assembly in such flat server 1 fully is with various specific demand and different, makes full use of the purpose that air-flow dispels the heat to enable to reach really.And under the situation that flat server 1 demand and each assembly heating value increase day by day, practicability of the present utility model then more shape increase.

Claims

1, a kind of heat radiation wind-guiding device that is used for electronic equipment, this electronic equipment has a housing, and a fan is set in this housing, and this heat radiation wind-guiding device comprises an air guide member that is arranged in this housing, it is characterized in that:

This air guide member has at least one air intake and at least one outlet air end away from this fan near this fan airstream direction, and this air guide member can blow to the zone of institute's desire cooling by the air-flow directed stream that this air intake is given birth to this fan through this outlet air end.

2, the heat radiation wind-guiding device that is used for electronic equipment as claimed in claim 1, it is characterized in that: this housing has a diapire, and the distance of this air intake and this diapire is greater than the distance of this outlet air end and this diapire.

3, the heat radiation wind-guiding device that is used for electronic equipment as claimed in claim 1, it is characterized in that: the side plate that this air guide member comprises a base plate and extended in the same way by the both sides of this base plate, the wind-guiding road that this base plate matches and defines with this two side plate, this air intake is positioned at an end in this wind-guiding road, and this outlet air end is positioned at the other end in this wind-guiding road.

4, the heat radiation wind-guiding device that is used for electronic equipment as claimed in claim 1 is characterized in that: the curved shape of this air guide member.

5, the heat radiation wind-guiding device that is used for electronic equipment as claimed in claim 4 is characterized in that: this air guide member has more from this two side plates top outward extending two lugs respectively, and this two lug is solid on a roof of this housing in order to spiral shell.

6, as claim 1,2,3, the 4 described heat radiation wind-guiding devices that are used for electronic equipment, it is characterized in that: this electronic equipment is a server.

7, the heat radiation wind-guiding device that is used for electronic equipment as claimed in claim 6, it is characterized in that: the height of this server housing is less than width.

8, as claim 1,2,3, the 4 described heat radiation wind-guiding devices that are used for electronic equipment, it is characterized in that: this electronic equipment is a personal computer.