CN2507138Y

CN2507138Y - Heat radiator for computer

Info

Publication number: CN2507138Y
Application number: CN 01259054
Authority: CN
Inventors: 王炯中
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-09-10
Filing date: 2001-09-10
Publication date: 2002-08-21
Anticipated expiration: 2011-09-10

Abstract

A computer radiator comprises a radiation barrel and a rothemujhle. The radiation barrel includes a bottom and a complex fin supported on the bottom to form a greater radiation surface and to improve the radiation effect. The rothemujhle covers the outer portion of the fin thereby the radiation barrel is enclosed to form the structure with just one end to be the air inlet and the opposite end to be the air outlet. The enclosed structure enables that when the air is blown from the inlet to the radiation barrel, the contact chance with the fin can be increased to reach the effect of cooling the fin. Further, the heat radiated from the fin will be discharged from the air outlet thereby the radiation efficiency can be significantly improved and at the same time the heat discharging direction can be freely chosen. A suction fan can further be arranged on the air outlet of the radiator and cooperates with a deliver fan of the air inlet thereby the air delivering efficiency will be improved.

Description

Computer radiator

Technical field

The utility model relates to a kind of electrical equipment radiator, especially about a kind of computer radiator.

Background technology

Utilize heat abstractor to come cooling jig, in case system overheat and damaging, be many industrial products for example necessity of computer be equipped with.As shown in Figure 1, be the heat abstractor 30 that microcomputer central processing unit (CPU) uses, this heat abstractor 30 is made up of a heat radiation center 31 and fan 32, wherein fan 32 is locked on the heat radiation center 31, heat radiation center 31 utilizes fastener lock to be buckled on the central processing unit socket (to scheme not shown), thereby the heat that produces when making the central processing unit running, can distribute in heat radiation center 31 theres on the one hand, 32 in fan causes one strong wind to heat radiation center 31 on the one hand, to continue removing heat, avoid system overheat from heat radiation center 31.

As shown in Figure 2, traditional heat-dissipating center 31 is normally with the aluminium alloy extrusion forming, this heat radiation center 31 comprises a bottom that contacts with central processing unit 33, and from these bottom 33 upwardly extending plural fins 34, so that obtain bigger cooling surface area, be beneficial to and loose so, the wind that fan causes then passes through 34 crisscross gaps 35 of fin, will disperse from the heat that fin 34 distributes.

Because the fan of traditional heat-dissipating device system is installed in above the heat radiation center, when wind from top to bottom blows to the heat radiation center, hot gas can upwards be arranged diffusing, and the hot gas that upwards row is diffusing can clash into the wind of new generation, therefore make wind be subjected to resistance and reduced air-supply efficient, its result, the heat extraction effect is greatly affected naturally.

Moreover, to commonly use the heat radiation center and be subject to the configuration design, its heat extraction direction all belongs to upwards arranging regularly looses, and can't freely select the heat extraction direction, and system is restricted when considering heat extraction.

In addition, the standard type heat radiation center of commonly using is only permitted to install a fan (the extended type heat radiation center that can install two fans additional then shoulds be regarded as a different matter), can not improve the efficient of air-supply, thereby the heat extraction effect is limited.

Summary of the invention

The purpose of this utility model is promptly addressing the above problem and shortcoming, a kind of computer radiator of novelty is provided, this radiator has the air intake vent and the air outlet of two opposition, after making wind blow to radiator by air intake vent, hot gas can be arranged smoothly from air outlet and be loose, and significantly improve thermal discharge efficiency, and allow freely to select the heat extraction direction to be beneficial to the design of system;

Another purpose of the present utility model is to provide a kind of computer radiator, and the air intake vent of this radiator and air outlet all can be installed fan, and wherein air intake vent can be extraction fan, and air outlet is a blower fan, to improve the efficient of air-supply.

The purpose of this utility model is achieved in that

A kind of computer radiator includes

One heat radiation center has a bottom, and props up the plural fin that is held on this bottom, and this fin maintains a gap each other, it is characterized in that, also includes

One fan housing, this fan housing cover this fin outside, and the center that should dispel the heat only surrounds that an end is an air intake vent, and opposite end is an air outlet, and the structure of periphery seal.

This heat radiation center further comprises one from the upwardly extending cavity in this bottom, and above-mentioned fin then is from this chamber outer wall to the ambient radiation shape;

The bottom lower surface of this heat radiation center has the dovetail groove that a conducting strip that agrees with it for a profile embeds;

The inwall of this fan housing comprises a trip at least, and this heat radiation center then has corresponding tongue-and-groove and embeds for this trip;

The section configuration of this fin is straight line, circular arc, curve, helix, or further from the plural fin that divides of the two outer surfaces extension of above-mentioned fin;

This fin axially tilts to opposite end from an end along it;

Only have the tip of specific fin to contact with the fan housing inwall, the tip of other fin then keeps a suitable distance and forms passage with the fan housing inwall, to should then being provided with the heat extraction hole on the fan housing of channel position.

Owing to adopt technique scheme, the utility model has technology to compare with habit and has following good effect: computer radiator of the present utility model, system is made up of a heat radiation center and fan housing, its heat radiation center comprises a bottom at least, reach and prop up the plural fin that is held on this bottom, can form bigger cooling surface area, improve radiating effect; This fan housing covers this fin outside, only surrounding with the center that will dispel the heat, an end is an air intake vent, opposite end is an air outlet, and the structure of periphery seal, when making wind blow to the heat radiation center, can increase and the fin touch opportunity, reach the cooling fin effect by air intake vent, and will distribute on fin heat and loose from air outlet row, significantly improve thermal discharge efficiency; Allow simultaneously freely to select the heat extraction direction, and this radiator and allowing at air outlet installation blower fan, cooperate with the blowing fan of air intake vent, can improve the efficient of air-supply; The bottom lower surface of this heat radiation center also has a dovetail groove, for a profile with this dovetail groove agrees with and thickness be a bit larger tham depth of dovetail conducting strip embedding, conducting strip is directly contacted with central processing unit, thereby can improve its heat conduction efficiency.

Description of drawings

Fig. 1 is a longitudinal sectional drawing of commonly using computer radiating apparatus;

Fig. 2 is for commonly using heat radiation center outside drawing;

Fig. 3 is the utility model embodiment 1 computer radiator outside drawing;

Fig. 4 is the longitudinal sectional drawing of the utility model embodiment 1;

Fig. 5 is the exploded view of the utility model embodiment 1;

Fig. 6 is the user mode reference view of the utility model embodiment 1, is presented at radiator one end blowing fan is installed, and installs the blower fan state additional in opposite end;

Fig. 7 is the computer radiator longitudinal profile of the utility model embodiment 2;

Fig. 8 is the computer radiator longitudinal sectional drawing of the utility model embodiment 3;

Fig. 9 implements the computer radiator outside drawing of 4 examples for the utility model, is presented at and sets up the poroid attitude of heat extraction on the fan housing;

Figure 10 axially has the fin outside drawing of inclination for the utility model, and wherein arrow represents that wind delivers to the state on the fin.

The piece number explanation:

1 heat radiation center, 2 fan housings

10 radiators, 11 end hardship

12 cavitys, 13 fins

14 gaps, 15 lumen pores

16 dovetail grooves, 17 conducting strips

18 tongue-and-grooves, 19 passages

20 heat extraction holes, 21 openings

22 trips, 25 blowing fans

26 blower fans, 30 heat abstractors

31 heat radiation centers, 32 fans

33 bottoms, 34 fins

35 gaps

Embodiment

Embodiment 1: extremely shown in Figure 5 as Fig. 3, computer radiator 10 of the present utility model is to be made up of a heat radiation center 1 and fan housing 2, wherein dispel the heat center 1 by high conductivity material, utilization extrudes the technology moulding as aluminium alloy, the textural bottom 11 that comprises, this bottom 11 has a smooth lower surface so that with heater for example central processing unit keep preferable contacting, promote its heat to transmit.Bottom 11 also extends upward a cavity 12 from central authorities, and these cavity 12 outer walls improve radiating effect further to external radiation plural number fin 13 to form bigger cooling surface area.The shape that each fin 13 tip is connected being aligned is roughly circle, or it is shown in Figure 7 square, or other suitable geometries: as for the section configuration of eel sheet 13 except that straight line, also can be circular curve, helix, or further from the plural fin that divides of the two outer surfaces extension of above-mentioned fin, as dendritic structure (scheming not shown), again, fin 13 axially can be by an end to opposite end tilt (consulting Fig. 9), the wind that this design can make fan cause increases and fin 13 surperficial touch opportunities (as Figure 10), help cooling fin 13, and will disperse from the heat that fin 13 distributes.In addition, keep a gap 14 between the adjacent fin 13, wind can be got rid of heat by this gap 14.Cavity 12 comprises a lumen pore 15 that runs through its two end again, uses the increase cooling surface area, simultaneously for the usefulness that fastener (scheming not shown) is installed, so that radiator I0 is latched on the central processing unit socket; Because this technology is a located by prior art, so be not described further.

Fig. 3 is to shown in Figure 5 for another example, in order to promote heat conduction efficiency, in preferred embodiment, bottom 11 lower surfaces of heat radiation center 1 comprise a dovetail groove 16, to admit a profile and this dovetail groove 16 to agree with, and the conducting strip 17 that thickness is a bit larger tham these dovetail groove 16 degree of depth embeds, make conducting strip 17 can protrude in bottom 11 slightly, be convenient to contact with central processing unit: since conducting strip 17 be high conductivity material for example copper coin process, distribute so the heat of central processing unit generation can be passed to fin 13 rapidly.

Consult Fig. 3 to Fig. 5 again, these fan housing 2 sections are circular haply, the geometry square or other are suitable, and an opening 21 is arranged at the bottom, snare is in fin 13 outsides to avoid cavity 12, and the tip that utilizes its inwall and fin 13 keeps disturbing CONTACT WITH FRICTION, fan housing 2 is combined on the heat radiation center 1, the center 1 that will dispel the heat only surrounds, and an end is an air inlet, opposite end is an air outlet, and the structure of periphery seal, structure according to this, the wind that causes when blowing fan 25 blows to radiator 10 (as Fig. 6) by air intake vent, and also not when air outlet is discharged, wind is the fin 13 of bump heat radiation center 1 constantly, reaches cooling fin 13 effects, and will distribute from heat on the fin 13 outside air outlet is discharged radiator 10, significantly improved thermal discharge efficiency.

Again, the air intake vent and the air outlet that have two opposition because of radiator 10, its horizontal heat extraction direction differs from traditional diffusing pattern of upwards row, so the heat extraction direction can freely be arranged, as long as system design allows, greatly can be air outlet towards the orientation that is easy to hot gas row is dissipated to the system outside, to promote the heat extraction effect.

Embodiment 2: as shown in Figure 7, for further fixedly fan housing 2, can be at the one or more trip 22 of fan housing 2 inwall punching presses, the correspondence position of heat radiation center 1 then has tongue-and-groove 18, embed to accept trip 22, make fan housing 2 more firm with the binding energy of heat radiation center 1.Again, in case after blowing fan 25 was locked in radiator 10, this blowing fan had fixedly fan housing 2 simultaneously, prevents the function of fan housing 2 axial slips.

The utility model can be installed blowing fan 25 at the air intake vent of radiator I0 in actual applications as shown in Figure 6, at the air outlet of opposite end blower fan 26 is installed, and send a cooperation of inhaling by this two fan one, improves air-supply efficient, and hot gas is expelled radiator I0 rapidly.

Embodiment 3: for example shown in Figure 8, the utility model is not subjected to above-mentioned reality to drag example restriction, installs fan housing 2 additional generally commonly using on the heat radiation center 1 of structure, and so the radiator I0 that constitutes also can reach identical heat extraction effect.

Embodiment 4: as shown in Figure 9, discharge radiator 10 for making in the hot gas the very fast dispersion of movement velocity, in preferred embodiment, fin 13 can be design different in size in advance; Promptly, only there is the tip of specific fins 13 such as being positioned at top and below to contact with fan housing 2 inwalls, the length of other fin 13 is shorter relatively, to keep a distance to form passage 19 with fan housing 2 inwalls, and on the fan housing 2 of respective channel 19 positions, set up the heat extraction hole, and this heat extraction hole shape is regardless of, and circular, microscler or other shapes all can, make from the hot gas that fin 13 distributes movement velocity faster molecule can discharge outside the radiators 10 by heat extraction hole 20 earlier, to improve the heat extraction effect.

Claims

1, a kind of computer radiator, include a heat radiation center, have a bottom, and prop up the plural fin that is held on this bottom, this fin maintains a gap each other, it is characterized in that, also include a fan housing, this fan housing covers this fin outside, and the center that should dispel the heat only surrounds that an end is an air intake vent, opposite end is an air outlet, and the structure of periphery seal.

2, computer radiator as claimed in claim 1 is characterized in that, this heat radiation center further comprises one from the upwardly extending cavity in this bottom, and above-mentioned fin then is from this chamber outer wall to ambient radiation columnar structure.

3, computer radiator as claimed in claim 1 or 2 is characterized in that, the bottom lower surface of this heat radiation center has the dovetail groove that a conducting strip that agrees with it for a profile embeds.

4, computer radiator as claimed in claim 1 is characterized in that, the inwall of this fan housing comprises a trip at least, and this heat radiation center then has corresponding tongue-and-groove and embeds for this trip.

5, computer radiator as claimed in claim 1 or 2 is characterized in that, the section configuration of this fin is straight line, circular arc, curve, helix, or further from the plural fin that divides of the two outer surfaces extension of above-mentioned fin.

6, computer radiator as claimed in claim 1 or 2 is characterized in that, this fin axially tilts to opposite end from an end along it.

7, computer radiator as claimed in claim 1 or 2, it is characterized in that, only have the tip of specific fin to contact with the fan housing inwall, the tip of other fin then keeps a suitable distance and form passage with the fan housing inwall, and fan housing that should channel position is provided with the heat extraction hole.