CN2708372Y

CN2708372Y - Heat sink

Info

Publication number: CN2708372Y
Application number: CN 200420050879
Authority: CN
Inventors: 周照曦
Original assignee: CpuMate Inc
Current assignee: CpuMate Inc
Priority date: 2004-05-11
Filing date: 2004-05-11
Publication date: 2005-07-06
Anticipated expiration: 2014-05-11

Abstract

Disclosed is a heat sink, composed of two radiators and a cover cap. Wherein, a first radiator is provided with a groove where fasteners are arranged, and the heat conducting block of a second radiator is arranged under the first radiator; two corresponding sides of the heat conducting block are provided with heat conducting pipes which aslant extend outwards, and the heat conducting pipes are provided with working fluid. The heat conducting pipes are respectively provided with a plurality of radiating fins, and a radiating fan is arranged in the center of the top side of the cover cap. Different fasteners are installed in the groove of the first radiator of the heat sink or are fixed on the outside of the cover cap, and therefore, the heat sink of the utility model is applied to various central processors.

Description

Heat abstractor

Technical field

The utility model relates to a kind of heat abstractor, relates in particular to a kind of heat abstractor that can use on multiple central processing unit (CPU), and this heat abstractor has good radiating efficiency.

Technical background

Along with developing rapidly of computer industry, (CPU) is more and more littler for central processing unit (CPU), and the heat that is produced during work is more and more higher.In order to be dispersed into this intensive heat outside the system effectively; to keep the permission working temperature of central processing unit; usually the larger area heating radiator can be installed on the surface of central processing unit; the heat radiation of assistance central processing unit, thereby the work efficiency and the serviceable life of effectively improving central processing unit.

The main flow of central processing unit is " Pentium IV " series of Intel (Intel) production or " K7 ", " K8 " series processors that ultra micro (AMD) is produced at present.The employed heating radiator of " Pentium IV " the central processing unit specific fixed frame of need arranging in pairs or groups is fixed on the motherboard, " K8 " central processing unit also uses fixed frame, and the employed heating radiator of " K7 " central processing unit need not be provided with fixed frame when being fixed on the motherboard.

But with regard to the fixed form between above-mentioned " Pentium IV ", " K7 ", " K8 " central processing unit and heating radiator, manufacturer all will be according to the central processing unit of different labels, model at present, the positioning component of design different size, structure, thereby the shape of relatively designed heating radiator and structure are also inequality.In the today that promotes the assembly mould blocking, known fixed form exists the shortcoming that can't be suitable for mutually, if can have at ground to overcome these shortcomings, must reduce manufacturing cost, the raising market competitiveness of product.Therefore, how to design and a kind ofly use and can improve the heating radiator of radiating efficiency, remain those skilled in the art and wish the problem that solves for multiple model central processing unit.

Therefore, at the variety of issue of above-mentioned known technology, designer of the present utility model concentrates on studies in conjunction with the experience of being engaged in the sector for many years, in line with excelsior spirit, has designed the utility model.

The utility model content

A purpose of the present utility model provides a kind of heat abstractor, and this heat abstractor is applicable to the central processing unit of various different models, with the manufacturing cost that reduces product and improve the market competitiveness.

Another purpose of the present utility model provides a kind of heat abstractor, and this heat abstractor can make the heat of central processing unit generation rapidly to external diffusion, thereby improves the radiating efficiency of entire heat dissipation device.

For achieving the above object, the utility model provides a kind of heat abstractor, comprising: one first heating radiator, have a radiating block, and described radiating block top is provided with a plurality of aluminium extruded type heat radiator; One second heating radiator is arranged on the below of the radiating block of described first heating radiator, and described second heating radiator has a heat-conducting block; Be provided with a groove in the middle of the described heat radiator of described first heating radiator, be respectively equipped with the heat pipe that has working fluid of outward-dipping extension in the corresponding both sides of the heat-conducting block of described second heating radiator, on described heat pipe, be respectively equipped with a plurality of radiating fins.

Preferably, described heat abstractor further comprises a cover cap, and described cover cap covers described first heating radiator, second heating radiator.

The corresponding both sides of the top board of described cover cap are respectively equipped with the side plate of downward extension, and described side plate is provided with breach corresponding to the place of the groove of described first heating radiator.

Be provided with a radiator fan in the middle of the top board of described cover cap.

" K7 ", the employed fastener of " K8 " central processing unit can be installed in the groove of first heating radiator, or the employed fastener of " Pentium IV " central processing unit is fixed on the cover cap outside, heat abstractor is applicable on " K7 ", " K8 " or " Pentium IV " or other central processing unit.

In addition, the heat-conducting block of described second heating radiator is installed in the below of the radiating block of first heating radiator, stretch out respectively at heat-conducting block two-phase respective side place and to be provided with the heat pipe of tool working fluid, make the heat pipe of both sides be a V-arrangement angle of inclination, and on these heat pipes, stacked a plurality of radiating fins respectively, therefore, because the radiating fin of the second heating radiator both sides is provided with to external diffusion, so can make heat rapidly to external diffusion, in the middle of not being concentrated in, thereby can improve radiating efficiency.

Description of drawings

Fig. 1 is the three-dimensional exploded view according to first embodiment of heat abstractor of the present utility model;

Fig. 2 is the stereographic map that first embodiment of foundation heat abstractor of the present utility model uses on K7 CPU;

Fig. 3 is the combination diagrammatic cross-section of heat abstractor shown in Figure 2;

Fig. 4 is the three-dimensional exploded view according to second embodiment of heat abstractor of the present utility model;

Fig. 5 is the stereographic map that uses on K8 CPU according to second embodiment of heat abstractor of the present utility model;

Fig. 6 is the three-dimensional exploded view according to the 3rd embodiment of heat abstractor of the present utility model;

Fig. 7 is the stereographic map that uses on Pentium IV CPU according to the 3rd embodiment of heat abstractor of the present utility model.

The assembly conventional letter is listed as follows in the accompanying drawing:

Heat abstractor 10 first heating radiators 1

Radiating block 11 screws 111

Heat radiator 12 grooves 13

Second heating radiator, 2 heat-conducting blocks 21

Heat pipe 22 radiating fins 23

Cover cap 3 top boards 31

Side plate 32 locking holes 321

Ventilation slotted eye 33 breach 34

Bolt assembly 41 "

fastener

4,4 ', 4 "

Radiator fan 5

central processing units

20,20 ', 20 "

Connector 200 fixed frames 201 ', 201 "

Button piece 202,202 ' support column 203 "

Button hole 204 "

The detailed description of utility model

Below in conjunction with accompanying drawing feature of the present utility model and technology contents are elaborated.Only for reference and the explanation usefulness of accompanying drawing is not to restriction of the present utility model.

Fig. 1 and Fig. 2 show the heat abstractor according to first embodiment of the present utility model.As shown in Figure 1 and Figure 2, this heat abstractor 10 is used for K7 central processing unit 20, and K7 central processing unit 20 is installed on a connector 200, and the corresponding both sides of connector 200 are respectively equipped with a plurality of button pieces 202.Heat abstractor 10 is made of two

heating radiators

1,2 and cover cap 3.Wherein, first heating radiator 1 is the aluminium extruded type heating radiator, and this first heating radiator 1 has the radiating block 11 of an aluminium matter, is provided with a plurality of aluminium extruded type heat radiator 12 above radiating block 11, and a groove 13 is left in the centre of these heat radiator 12, is used for installing a fastener 4.In the present embodiment, fastener 4 is to cooperate K7 central processing unit 20 to use.

As shown in Figure 1, in the utility model, radiating block 11 belows are provided with second heating radiator 2, this second heating radiator 2 has a copper heat-conducting block 21, heat-conducting block 21 is installed in the below of the radiating block 11 of first heating radiator 1, be respectively equipped with the heat pipe that has working fluid 22 of outward-dipping extension in heat-conducting block 21 corresponding both sides, the heat pipe 22 of both sides is a V-arrangement angle of inclination, and is respectively equipped with a plurality of radiating fins 23 on these heat pipes 22.

The top board 31 of cover cap 3 is fan-shaped arcuation, is used for cooperating the radiating fin 23 that tilts to install.The corresponding both sides of top board 31 are respectively equipped with the side plate 32 of downward extension, are provided with a plurality of ventilation slotted eyes 33 in the place at side plate 32 close tops.With the groove 13 corresponding places of first heating radiator 1, locate side plate 32 and be provided with breach 34, to hold fastener 4.In addition, in the middle of the top board 31 of cover cap 3 radiator fan 5 can be installed, this radiator fan 5 can be blown into extraneous wind in the heat abstractor 10, or heat is discharged to the external world.

As Fig. 2, shown in Figure 3, when on K7 central processing unit 20 heat abstractor 10 being installed, the fastener 4 that earlier K7 central processing unit 20 is used is installed in the groove 13 of first heating radiator 1, cover cap 3 is covered on two

heating radiators

1,2 again.Heat abstractor 10 can be installed on the K7 central processing unit 20 then, and fastener 4 is fastened on the button piece 202 of connector 200, make heat abstractor 10 be fixed on K7 central processing unit 20 tops, to dispel the heat.

During heat radiation, the part heat can be transmitted on the radiating fin 23 along heat pipe 22, the part heat then can be transmitted on the aluminium extruded type heat radiator 12 of first heating radiator 1, radiator fan 5 is discharged to the external world with the heat on radiating fin 23 or the heat radiator 12, or cool ambient air is blown in the cover cap 3, reducing the temperature on radiating fin 23 or the heat radiator 12, and reach the effect of heat radiation.

Fig. 4, Fig. 5 show the heat abstractor according to second embodiment of the present utility model.As Fig. 4, shown in Figure 5, heat abstractor 10 uses on K8 central processing unit 20 ', this K8 central processing unit 20 ' has a fixed frame 201 ', makes K8 central processing unit 20 ' be placed on fixed frame 201 ' middle place, and corresponding two outsides of fixed frame 201 ' then are provided with button piece 202 '.When K8 central processing unit 20 ' is gone up installation heat abstractor 10, the fastener 4 ' that earlier K8 central processing unit 20 ' is used is installed in the groove 13 of first heating radiator 1, again cover cap 3 is covered on two

heating radiators

1,2, heat abstractor 10 can be installed on the K8 central processing unit 20 ' then, and fastener 4 ' is fastened on the button piece 202 ' of fixed frame 201 '.Thereby can make heat abstractor 10 be fixed on K8 central processing unit 20 ' top, to dispel the heat.

Fig. 6, Fig. 7 show the 3rd embodiment of the present utility model.As Fig. 6, shown in Figure 7, heat abstractor 10 uses at Pentium IV central processing unit 20 " on.This Pentium IV central processing unit 20 " have a fixed frame 201 ", fixed frame 201 " four jiaos of support columns 203 that are respectively equipped with protrusion ", at support column 203 " on be provided with button hole 204 ".

At Pentium IV central processing unit 20 " when heat abstractor 10 go up to be installed; utilize bolt assembly 41 earlier " respectively with Pentium IV central processing unit 20 " two fasteners 4 being used " be fixed in the screw 111 (as shown in Figure 1) of first heating radiator 1 by set locking hole 321 on cover cap 3 biside plates 32, so that two fasteners 4 " be fixed on the biside plate 32 of cover cap 3.Then heat abstractor 10 is installed in Pentium IV central processing unit 20 " top; and make two fasteners 4 " be fastened on fixed frame 201 respectively " sway brace 203 " button hole 204 " in; can make heat abstractor 10 be fixed on Pentium IV central processing unit 20 " top, to dispel the heat.

By above-mentioned explanation as can be known, the utility model utilizes the particular design of heat abstractor 10, different fasteners (for example fastener 4,4 ', 4 ") can be installed in the groove 13 of first heating radiator 1 or be fixed on the outside of cover cap 3, thereby heat abstractor 10 is applicable on the central processing unit of multiple different model (as

central processing unit

20,20 ', 20 ").And the radiating fin 23 of these second heating radiator, 2 both sides expands outwardly, and can make heat rapidly to external diffusion, and unlikely concentrated in the centre, thereby can improve the radiating efficiency of entire heat dissipation device 10.

In sum, heat abstractor of the present utility model as can be known can reach described effect by above-mentioned disclosed structure really.And the utility model is not disclosed use, and is not open by various publications yet, had practicality, novelty and creativeness, meets the application important document of utility model fully.

The above only is a preferred embodiment of the present utility model, is not the restriction to the utility model claim, and those skilled in the art utilize equivalence variation that feature of the present utility model does or improvement etc., all are encompassed in the scope of the present utility model.

Claims

1. heat abstractor comprises:

One first heating radiator has a radiating block, and described radiating block top is provided with a plurality of aluminium extruded type heat radiator;

One second heating radiator is arranged on the below of the radiating block of described first heating radiator, and described second heating radiator has a heat-conducting block;

It is characterized in that, be provided with a groove in the middle of the described heat radiator of described first heating radiator, be respectively equipped with the heat pipe that has working fluid of outward-dipping extension in the corresponding both sides of the heat-conducting block of described second heating radiator, on described heat pipe, be respectively equipped with a plurality of radiating fins.

2. heat abstractor according to claim 1 is characterized in that, further comprises a cover cap, and described cover cap covers described first heating radiator, second heating radiator.

3. heat abstractor according to claim 2 is characterized in that the top board of described cover cap is fan-shaped arcuation, is used for cooperating the radiating fin on the described heat pipe that tilts to install.

4. heat abstractor according to claim 2 is characterized in that the corresponding both sides of described top board are respectively equipped with the side plate of downward extension, and described side plate is provided with breach corresponding to the place of the groove of described first heating radiator.

5, heat abstractor according to claim 4 is characterized in that, is provided with a plurality of ventilation slotted eyes in the place at the close top of described side plate.

6, heat abstractor according to claim 4 is characterized in that, but fixed fastener on the both sides side plate of described cover cap, and make heat abstractor be installed in the central processing unit top.

7. according to each described heat abstractor of claim 2 to 6, it is characterized in that, be provided with a radiator fan in the middle of the top board of described cover cap.

8, heat abstractor according to claim 1 is characterized in that, in the groove of described first heating radiator fastener can be set, and makes heat abstractor be installed in the central processing unit top.