CN200965870Y

CN200965870Y - A CPU radiator

Info

Publication number: CN200965870Y
Application number: CN 200620138493
Authority: CN
Inventors: 沙超群; 曾宇; 朱越; 聂华; 黄犊子
Original assignee: Dawning Information Industry Beijing Co Ltd
Current assignee: Dawning Information Industry Beijing Co Ltd
Priority date: 2006-09-04
Filing date: 2006-09-04
Publication date: 2007-10-24
Anticipated expiration: 2016-09-04

Abstract

The utility model relates to a radiator. A rectangle groove that longitudinally penetrates a base is arranged in the middle of the base and each arc groove is respectively arranged at two sides of the rectangle groove; the tops of two arc grooves face to each other and the openings of the tops of two arc grooves are extended to the margin of the base; heat pipes are embedded in the rectangle groove and two heat pipes are arc and another heat pipe or two heat pipes take a shape of a barrel; the height, the length and the shape of the heat pipe are consistent with that of the groove; a fin group is arranged on the base and through holes are arranged on the fins; a penetrating channel is formed between neighboring fins. Three to four heat pipes are adopted, which can effectively contact with all the fins that not only the middle of the fin group, but also the circumference; the structure is simple, the cost is lower and the radiating effect is remarkable; when the fan is turned on, the heat source can be emitted out through the penetrating channel, plays the action of releasing the pressure and enhances the wind speed and also the radiating efficiency; the base is made from copper and the fin group is made from aluminum, so the utility model has low cost and small weight and reduces the total weight of the server system, more particularly the blade server in which tens of CPU radiators are used.

Description

A kind of central processing unit radiator

Technical field

The utility model relates to a kind of radiator, specifically is a kind of high-performance radiator that is applied on the central processing unit.

Background technology

The general at present radiator structure that is arranged on the central processing unit top that uses, disclose radiator as notification number CN2612069Y and comprised radiating fin and the heat-conducting block that is installed in the groove of locating in the middle of the radiator bottom, the part of heat-conducting block is to protrude from the radiator base plane, makes the radiating fin of both sides be unsettled and places on the printed circuit board (PCB).As above-mentioned, known technology just is provided with heat-conducting block at the radiator mid portion in order effectively to improve thermolysis, and the thermal source of heat source body is again to accumulate in the radiator central part mostly, so just be unfavorable for the thermolysis of radiating fin, can be lost to its original heat dissipation.

Therefore, need design a member, with the former thermal source that accumulates in the heat source body central part, effectively and uniformly heat loss through conduction sheet group around, concentrate on the problem of the thermal source poor heat radiation under the pedestal with solution.

Summary of the invention

The purpose of this utility model just provides a kind of with the former thermal source that accumulates in the heat source body central part, effectively and uniformly heat loss through conduction sheet group around, concentrate on the high-performance radiator of the problem of the thermal source poor heat radiation under the pedestal with solution.

For achieving the above object, the basic design of technical scheme provided by the utility model is as follows:

The utility model provides a kind of central processing unit radiator, comprise: pedestal 10, heat pipe 20, radiating fin group 30, its special character is, described pedestal 10 middle parts are provided with a rectangular recess 12 that vertically runs through pedestal, and described rectangular recess 12 both sides respectively are provided with an arc groove 13; Groove 11 is embedded in heat pipe 20, and this heat pipe 20 is close to the wall of groove 11; On pedestal 10, be provided with an integrated radiating fin group 30 of multi-disc, be provided with the space 32 of perforation between the adjacent fin 31.

Described two arc groove 13 tops relatively and opening extend to the edge of pedestal 10.

Described heat pipe 20 wherein has two to be arc heat pipe 21, and other one or two is tubbiness heat pipe 22, and heat pipe 20 is consistent with height, length and the shape of groove 11.

Described fin 31 is perpendicular with pedestal 10.

Described fin 31 is provided with 2 to 5 through

holes

33, and 31 of adjacent fin form run-through

channel

34, and 34 of run-through channels are parallel to each other and vertical fin 31.

Compared with prior art, the utlity model has following advantage:

1, the utility model has been owing to adopted 3-4 root heat pipe, wherein two curved, two arc groove tops relatively and opening extend to the edge of pedestal; Other tubbiness heat pipe vertically runs through pedestal; Heat pipe is consistent with the height of groove and be close to the wall of groove; Such structure can effectively touch all fins, is not only the central authorities of fins group, around also having; It is simple in structure, cost is lower, radiating effect is remarkable.

2, fin of the present utility model is provided with 2 to 5 through holes, forms run-through channel between adjacent fin, is parallel to each other between run-through channel and vertical fin; When fan was opened, thermal source can come out by run-through channel, play and rushed down the pressure effect, had improved wind speed, had also improved the efficient of heat radiation.

3, the utility model pedestal is made of copper, and fins group is made of aluminum, and cost is low, in light weight, has reduced the total weight of server system, especially in the blade server that uses tens cpu heats.

The utility model is simple in structure, easy for installation, cheap, area of dissipation is big, radiating efficiency is high; Utility model can be widely used in 1U or the blade server.

Description of drawings

Fig. 1: be the utility model three-dimensional exploded view;

Fig. 2: be the utility model assembling stereogram;

Fig. 3: the front view that is pedestal in the utility model;

Fig. 4: the front view that is heat pipe in the utility model;

Fig. 5: the front view that is radiating fin group in the utility model;

Fig. 6: be the utility model heat pipe and pedestal assembling schematic diagram (heat pipe is 4);

Fig. 7: be fundamental diagram of the present utility model;

Fig. 8: be the utility model heat pipe and pedestal assembling schematic diagram (heat pipe is 3);

Fig. 9: be the utility model assembling stereogram (heat pipe is 3, and run-through channel is 4).

Among the figure: 10, pedestal; 11, groove (comprising rectangular recess and arc groove); 12, rectangular recess; 13, arc groove; 20, heat pipe (comprising arc heat pipe and tubbiness heat pipe); 21, arc heat pipe; 22, tubbiness heat pipe; 30, radiating fin group; 31, fin; 32, space; 33, through hole; 34, run-through channel; 40, fan.The flow direction of wind when the direction of arrow among Fig. 7 is fan work.

Embodiment

Below in conjunction with accompanying drawing, the utility model is described in further detail.

Embodiment 1

Referring to Fig. 1 to Fig. 7, the utility model comprises pedestal 10, heat pipe 20, radiating fin group 30, and pedestal 10 middle parts are provided with a rectangular recess 12 that vertically runs through pedestal, and rectangular recess 12 both sides respectively are provided with an arc groove 13; Two arc groove 13 tops relatively and opening extend to the edge of pedestal 10; Groove 11 is embedded in heat pipe 20, and it is consistent with height, length and the shape of groove 11 that heat pipe 20 is close to the wall and the heat pipe 20 of groove 11; Heat pipe 20 wherein has two to be arc heat pipe 21, and other two is tubbiness heat pipe 22; On pedestal 10, be provided with an integrated radiating fin group 30 of multi-disc, be provided with the space 32 of perforation between the adjacent fin 31; Fin 31 is perpendicular with pedestal 10; Fin 31 is provided with two through

holes

33, and 31 of adjacent fin form run-through

channel

34, and 34 of run-through channels are parallel to each other and vertical fin 31; Pedestal 10 is made of copper, and fins group 30 is made of aluminum.During installation, the radiator bottom is smeared silica gel and is sticked on the CPU, radiator is fixed on the CPU by four screws on the pedestal 10 with four bolts again, and radiator one side is equipped with fan 40, and the flow direction of wind is parallel with fin 31; During work, the thermal source of CPU is delivered to pedestal 10, by four heat pipes 20 on the pedestal 10, the central authorities that thermal source is evenly distributed to fins group 30 to around, fins group 30 is heated evenly, and fan 40 makes the radiator Homogeneouslly-radiating by the space on the fins group 30 32 and two run-through channels 34 from longitudinal and transverse direction.Two unique run-through channels of design can effectively improve wind speed, play and rush down the pressure effect, are beneficial to the radiating efficiency of radiator.

Embodiment 2

Present embodiment 2 is substantially the same manner as Example 1, has only different to be: fin 31 is provided with five through

holes

33, and 31 of adjacent fin form five run-through channels 34, also can increase and decrease its number as the case may be.

Embodiment 3

Present embodiment 3 is substantially the same manner as Example 1, has only different to be: fin 31 is provided with four through

holes

33, and 31 of adjacent fin form four run-through channels 34, also can increase and decrease its number as the case may be.

Embodiment 4

Referring to Fig. 8, present embodiment 4 is substantially the same manner as Example 1, has only different to be: heat pipe 20 has three, wherein has two to be arc heat pipe 21; Other one is tubbiness heat pipe 22, embeds rectangular recess 12.

Embodiment 5

Referring to Fig. 9, present embodiment 5 is substantially the same manner as Example 1, has only different to be: heat pipe 20 has three, wherein has two to be arc heat pipe 21; Other one is tubbiness heat pipe 22, embeds rectangular recess 12; Fin 31 is provided with four through

holes

Should be noted that at last: above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to the foregoing description, those of ordinary skill in the field are to be understood that: still can make amendment or be equal to replacement embodiment of the present utility model, and do not break away from any modification of the utility model spirit and scope or be equal to replacement, it all should be encompassed in the middle of the claim scope of the present utility model.

Claims

1, a kind of central processing unit radiator, comprise: pedestal (10), heat pipe (20), radiating fin group (30), it is characterized in that described pedestal (10) middle part is provided with a rectangular recess (12) that vertically runs through pedestal, described rectangular recess (12) both sides respectively are provided with an arc groove (13); Groove (11) is embedded in heat pipe (20), and this heat pipe (20) is close to the wall of groove (11); On pedestal (10), be provided with an integrated radiating fin group of multi-disc (30), be provided with the space (32) of perforation between the adjacent fin (31).

2, radiator according to claim 1 is characterized in that: described two arc grooves (13) top relatively and opening extend to the edge of pedestal (10).

3, radiator according to claim 1, it is characterized in that: described heat pipe (20) wherein has two to be arc heat pipe (21), other one or two is tubbiness heat pipe (22), and heat pipe (20) is consistent with height, length and the shape of groove (11).

4, radiator according to claim 1 is characterized in that: described fin (31) is perpendicular with pedestal (10).

5, according to claim 1 and 4 described radiators, it is characterized in that: described fin (31) is provided with 2 to 5 through holes (33), forms run-through channel (34) between adjacent fin (31), is parallel to each other between run-through channel (34) and vertical fin (31).