CN2509640Y

CN2509640Y - Radiating apparatus for computer system processor

Info

Publication number: CN2509640Y
Application number: CN 01265566
Authority: CN
Inventors: 李宇沛
Original assignee: Giga Byte Technology Co Ltd
Current assignee: Giga Byte Technology Co Ltd
Priority date: 2001-09-28
Filing date: 2001-09-28
Publication date: 2002-09-04
Anticipated expiration: 2011-09-28

Abstract

The utility model relates to a radiating device for the system processor of the computer. The utility model comprises a radiating sheet on the system processor and a radiating fan which is fixed in the central concave part of the radiating sheet through a fixing frame; the radiating sheet is oval and is provided with a plurality of radiating fins in the round; the radiating fins with large wind flow have a larger area, and the radiation fins with small wind flow have smaller area; therefore the high heat produced by the system processor can be discharged and the discharged wind can be output in the special direction, and the heat of the component in the special direction can be discharged; therefore the utility model can enhance the radiating efficiency of the whole system.

Description

Heat abstractor on a kind of computer system processor

Technical field

The utility model relates to a kind of heat abstractor of being located on the computer system processor.

Background technology

Heat abstractor on the computer system processor, system's general reference is applicable to such as computer main frame panel, the VGA card, etc. the heat abstractor on system's machine plate, this heat abstractor normally can utilize fastener or heat-conducting glue by one and be fixed in heat radiator on the system processor, and the radiator fan of being located on this heat radiator constitutes, wherein, heat radiator generally has a plurality of radiating fins that utilize aluminium to squeeze type or cutting forming, the radiating fin that utilizes aluminium or copper foil to strike out continuous square wave shape is also arranged, and the setting of radiator fan, be generally and be located at the heat radiator top, the heavy heat radiator central depression of painstakingly reserving that is located at is also arranged, though those heat abstractors respectively have its characteristic, but it generally only takes into account the lifting of the radiating efficiency of system processor itself, the heating problem of other peripheral assembly does not then give attention on system's machine plate, in other words, the solution of system's machine plate heating problem is to want with system processor no doubt, but the assembly that is easy to generate heat is not limited in system processor, as when the disposal system heat dissipation problem, assembly beyond the system processor can be taken into account in the lump, then the lifting of globality will be arranged and make system acting more lasting for system radiating efficient, stable.

Figure 1 shows that general VGA card, be installed with heat abstractor 10 on its system processor, and above this heat abstractor 10 and right positions, and be provided with several can be for memories of data access (such as SDRAM or DDR SDRAM), leftward position at heat abstractor 10 then is provided with the power crystal that constitutes power circuit in addition, choke coil, assemblies such as capacitor, these assemblies also have the generation of heat when System Operation, though the heat that it produced is serious not as system processor to the influence of system, but also can not be ignored, and aforesaid heat abstractor 10 can't effectively solve the heating problem of these system processors assembly in addition for fear of following factor:

This heat abstractor 10 is the heat abstractors on a kind of VGA of being usually used in card, its radiating fin 11 is circular arrangement and in a radiator fan 12 is surrounded on, and its each radiating fin 11 certain angle that all tilts, use the air quantity that reinforcement is discharged by each radiating fin 11, promote its radiating efficiency, yet, though this heat abstractor 10 can provide certain radiating effect in system processor, but for fear of its radiating fin 11 is circular arrangement, and each radiating fin 11 all is identical size, make its air draft moving-wire be even dispersion shape around the court, in other words, the flow through air quantity in the space beyond the system processor is consistent.Now consider VGA card leftward position (power circuit) and right positions (memory), this two positions is the more part of heat generating component, therefore, the air quantity at this place helps the heat radiation of these assemblies than senior general if flow through, as for other position of VGA card then because of no heating problem or the less too big air quantity of flowing through that do not need of thermal value, in the case, above-mentioned heat abstractor 10 show because of its air quantity be evenly discharge, make the big part of air requirement that the regret of deficiency in draught obviously be arranged, more do not need big air quantity part then to waste wind energy.

In addition, the radiator fan 12 of above-mentioned heat abstractor 10 is when being fixedly arranged on the central dimple of heat radiator 11, its fan shaft portion (containing bearing) is directly to be posted by heat radiator 11, therefore, heat will be sent and directly will be passed to this fan axle through heat radiator 11 and locate by system processor, make the lubricating oil at fan axle place easily evaporate by heat, after a period of time, lubricating oil will evaporate totally, cause the wearing and tearing of fan axle at last at last and produce noise, even the fan stuck phenomenon takes place, this problem long-term existence is in heat abstractor commonly used at present.

Moreover, see also Fig. 2, for each radiating fin 111 that makes above-mentioned heat radiator 11 is equal angular towards equidirectional, use the lifting ventilation efficiency, this heat radiator 11 need be established a central seat hole 112, stretching into and fixing for the processing machine anchor clamps, use the radiating fin 111 that cuts required gradient, therefore, it needs to make in addition one and can supply spiral shell establish the pedestal 13 of radiator fan 12, and pedestal 13 is sticked in the central seat hole 112, thereby between radiating fin 111 and the pedestal 13 generation that the thermal resistance slit is arranged for the driving fit relation, this makes the pedestal 13 on the system processor can't soon heat be reached radiating fin 111, and then has influenced the heat dissipation of entire heat dissipation device.

Summary of the invention

The utility model is exactly in order to overcome the shortcoming of the heat abstractor on the present system processor, and the lubricating oil that the fan axle place of a kind of effective elevator system integral heat sink efficient and radiator fan is provided is difficult for being influenced by heat and heat abstractor on the system processor that evaporates.

The utility model is to realize like this.The utility model provides the heat abstractor on the computer system processor of the specific air draft direction of a kind of tool, it comprise one with the fastener button or with heat-conducting glue bonding etc. or alternate manner be located at heat radiator on the system processor, and one utilize fixed mount or alternate manner and be fixed in the radiator fan of heat radiator central depression, wherein, this heat radiator is oval, be provided with a plurality of radiating fins around it, and its radiating fin with respect to the big air quantity part of need flowing through is than large tracts of land, its with respect to the radiating fin of the air quantity part that need not to flow through for than small size, use and force wind toward needing big air quantity part to concentrate output, do not have required airflow and flow through part then with low air quantity output, like this, the high heat that is produced in the time of not only system processor can being operated is discharged rapidly, and when discharging, can export by specific direction than the concentrated area owing to air quantity, make that the heat that assembly produced be positioned at this specific direction will be discharged in the lump, according to and be able to effective elevator system integral heat sink efficient.

Because the utility model has a hollow axle tube for the central authorities of the fixed mount that radiator fan is settled, fan axle for radiator fan sets firmly in it, and between the fixed position of fan axle and the heat radiator and keep an enough effective gap, therefore, the lubricating oil at fan axle place is difficult for being influenced by heat and evaporates, and uses the running usefulness that makes radiator fan and is able to long term maintenance.

In addition because heat radiator of the present utility model is entirely integrally formed structure, therefore, the radiating fin around reaching fast from the heat energy of system processor, and then the radiating efficiency of effective elevator system processor.

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

The drawing explanation

Fig. 1 is the floor map of general VGA card.

Fig. 2 is a kind of three-dimensional exploded view of fin section of heat abstractor commonly used.

Fig. 3 is the three-dimensional exploded view of embodiment of the present utility model.

Fig. 4 is the stereo appearance figure of embodiment of the present utility model.

Fig. 5 is used in the synoptic diagram of VGA card for embodiment of the present utility model.

Fig. 6 is the part sectional drawing of embodiment of the present utility model.

Wherein, 10, the 20-heat abstractor, 11, the 21-heat radiator, 111, the 211-radiating fin, 112-central seat hole, 12, the 23-radiator fan, the 13-pedestal, the 22-fixed mount, the 221-central siphon, 222, the protruding pin of 222-, 231-bearing, 232-are fanned axle, A-draw-in groove.

Embodiment

See also Fig. 3 to Fig. 5, a kind of VGA of being suitable for card is disclosed, and the heat abstractor of the specific air draft direction of tool, this heat abstractor 20 comprises the heat radiator of being located on the system processor 21, and one utilize plastics fixed mount 22 and be fixed in the radiator fan 23 of heat radiator 21 central depression, this heat radiator 21 reaches to forcing wind to concentrate output to be oblong by both sides because of the restriction that is subjected to VGA card free space, make and in the finite space, obtain maximum area of dissipation and best air draft moving-wire, in other words, its oblong minor axis etc. is longer than the above-mentioned heat radiator 11 of heat abstractor 10 commonly used at present, its major axis is then greater than the above-mentioned heat radiator 11 of heat abstractor 10 commonly used at present, add the structure that all this heat radiator 21 are one of the forming, thereby the utility model obviously will be better than the heat abstractor of using always 10 because of it effectively utilizes the free space of VGA card to the radiating effect of system processor;

On this integrally formed heat radiator 21, have more by the radiating fin 211 that outwards protrudes out on every side, and this radiating fin 211 is in being than large tracts of land near the major axis place, and be than small size near the minor axis place, from another angle, VGA is stuck in the both sides of heat radiator 21 major axis for needing big air quantity output part, make and when radiator fan 23 air drafts, take away the heat that assembly produced that is positioned at this place in the lump, this heat radiator 21 is than large tracts of land with respect to the radiating fin 211 that needs big air quantity output part, it then is than small size with respect to the radiating fin 211 that only needs little air quantity output part, by ellipsoidal structure body and larger area radiating fin 211 thereof, export by larger area radiating fin 211 places to force more air quantity, in the present embodiment, place, the relative heat radiator of VGA card 21 major axis two ends is positioned at flowing through in the heat that assembly was produced (consulting shown in Figure 5) at this place with effective dissipation than big air quantity.

For the output moving-wire that makes wind is unlikely disorderly, among the present embodiment, the area of the radiating fin 211 around this heat radiator 21 along its elliptical profile and to the minor axis end decrescence by longitudinal end, and the shape that each radiating fin 211 of its major axis upper and lower half is lined up is corresponding mirroring relation;

As Fig. 3, shown in Figure 6, fixed mount 22 described in the utility model is the central siphon 211 that supplies radiator fan 23 to fix by, and several the protruding pin 222 that stretched out by these central siphon 211 bottoms are constituted, its convexity pin 222 ' is provided with draw-in groove A with the fixing power lead of radiator fan 23, the central depression of Yu Ze in order to whole fixed mount 22 spiral shells are established heat radiator 21, described central siphon 221 is a hollow tubular, its internal fixation one bearing 231 is with the fan axle 232 of the radiator fan 23 that is pivoted, and this bearing 231 is fixing and heat radiator 21 between more keep a thermal resistance gap, use and make this fan axle place more not be subjected to influence from the heat of heat radiator 11, and then make the lubricating oil at fan axle place be not easy to evaporation, with the smooth and easy running of long term maintenance radiator fan 23.

Claims

1. the heat abstractor on the computer system processor, comprise the heat radiator of being located on the system processor and to utilize fixed mount and be fixed in the radiator fan of this heat radiator central depression, it is characterized in that: this heat radiator is for oval, around it every one suitably distance promptly outwards be convexly equipped with a radiating fin, and radiating fin near the major axis place for being than small size near the minor axis place than large tracts of land.

2. the heat abstractor on the computer system processor according to claim 1, the area of radiating fin that it is characterized in that heat radiator is along its elliptical profile and by longitudinal end to the minor axis end decrescence, the shape that its each radiating fin that is positioned at the major axis both sides is lined up is corresponding mirroring relation.

3. the heat abstractor on the computer system processor according to claim 1 and 2 is characterized in that the structure that described heat radiator is one of the forming.

4. the heat abstractor on the computer system processor according to claim 1, it is characterized in that described fixed mount comprises one at least for the fixing central siphon of radiator fan, and several protruding pin that stretched out by this central siphon bottom, the central depression of whole fixed mount spiral shell being established heat radiator by protruding pin.

5. the heat abstractor on the computer system processor according to claim 1, the central siphon that it is characterized in that described fixed mount is a hollow tubular, its internal fixation one bearing is with the fan axle of the radiator fan that is pivoted, and the special thermal resistance gap of guarantor between this bearing and the heat radiator.

6. the heat abstractor on the computer system processor according to claim 4 is characterized in that having at least protruding pin to be provided with draw-in groove in the protruding pin of described fixed mount, supplies the fixedly power lead of radiator fan.