CN2478166Y

CN2478166Y - radiator structure

Info

Publication number: CN2478166Y
Application number: CN 01219547
Authority: CN
Inventors: 温永枝; 张泳裕
Original assignee: Dingpei Co ltd
Current assignee: XIANGDA PRECISION INDUSTRY Co Ltd
Priority date: 2001-04-16
Filing date: 2001-04-16
Publication date: 2002-02-20
Anticipated expiration: 2011-04-16

Abstract

A heat sink structure comprises a plurality of metal fins, each of which is provided with a convex piece near the edge of the top end, and can be buckled and assembled with another metal fin relative to the position of the convex piece, and the bottom end of the fin is provided with at least one arc-shaped notch and a folded edge, the arc-shaped notch can be combined with a heat pipe with an arc-shaped curved surface, and the folded edge can be fixed on a heat dissipation base; the metal fins are buckled and assembled to form a heat sink, and the metal fins are combined with the heat pipe with an arc-shaped curved surface to avoid the residual gap between the heat sink and the heat pipe to reduce the heat transfer function, effectively improve the efficiency of the heat pipe, and maximize the heat dissipation capacity, and are more suitable for mass production and assembly into a new type of heat sink.

Description

Heat spreader structures

The utility model relates to a kind of heat spreader structures, particularly relate to a kind of radiating efficiency that improves, increase the new radiator of heat radiation density, not only can effectively improve the thermal efficiency, avoid remaining slot to reduce the function that heat is transmitted, and brought into play maximum heat-sinking capability, more can be suitable for producing in a large number and being suitable for winding becoming new radiator.

Progress along with science and technology, the computing machine execution speed is more and more fast, but the temperature that is produced in the relative main frame is also more and more higher, for the temperature that will be produced in the main frame is effectively distributed outside system, operate under allowable temperature with each assembly of keeping in the main frame, usually be additional on each assembly surface that produces temperature to have the larger area heating radiator, increase its radiating effect by heating radiator.

See also shown in Figure 1, it is the structure of known snapping type heating radiator and heat pipe, this structure comprises several metal fins 10, this proximal edge place, metal fins 10 top respectively is provided with a lug 11, correspond to these lug 11 positions and can fasten another metal fins 10 of winding, this metal fins 10 fastens winding and can form a heating radiator 12, and this heating radiator 12 can combine with a heat pipe 13, these heat pipe 13 1 sides form a plat part 14, and this plat part 14 can be installed in the groove 16 of a cooling base 15.

See also shown in Figure 2, it is the structure of known folded form heating radiator and heat pipe, this structure comprises integrated metal fins 17, this metal fins 17 can form a heating radiator 18 after pressing lap, this heating radiator 18 can combine with a heat pipe 13, these heat pipe 13 1 sides form a plat part 14, and this plat part 14 can be installed in the groove 16 of a cooling base 15.

But, the structure of above-mentioned snapping type heating radiator and the structure of heat pipe or folded form heating radiator and heat pipe, its heat pipe 13 1 sides all form a plat part 14, so not only destroy the structure of heat pipe 13, and cause reducing the heat transfer efficiency of heat pipe 13, thereby the remaining slot of raising heating radiator 12,18 and heat pipe 13 and cooling base 15, more thereby greatly reduce the function that heat is transmitted, make it can't bring into play maximum heat-sinking capability.

Therefore, as from the foregoing, the structure of above-mentioned known snapping type heating radiator and heat pipe or the structure of folded form heating radiator and heat pipe in actual installation or use, obviously have inconvenience and exist with defective, and can wait to be improved.

So the design people awaits improving thoughts on above-mentioned defective, be that the spy concentrates on studies and cooperates actual utilization, propose a kind of reasonable in design and effectively improve the utility model goods of above-mentioned defective finally.

The purpose of this utility model is to provide a kind of heat spreader structures, refers to a kind of radiating efficiency that improves especially, increases the new radiator structure of heat radiation density.

The utility model relates to a kind of heat spreader structures, and it comprises:

One heating radiator, it is made up of at least more than one metal fins, but this metal fins one end proximal edge place respectively is provided with another metal fins of lug winding, and so as to forming this heating radiator, the other end is provided with at least one breach and flanging;

One heat pipe, it is the circular arc type curved surface; And

One cooling base;

It is characterized in that this heating radiator is provided with circular arc type breach and flanging, and can set firmly and be matched with on this circular arc type heat pipe or this cooling base.

According to heat spreader structures described in the utility model, wherein the metal fins of heating radiator can be snapping type or folded form;

Wherein heating radiator can be provided with two groups and heat pipe is coated on wherein;

Wherein flanging can also can be installed in heating radiator on the cooling base by soldering, hard solder, ultrasonic welding or resistance-type welding by smearing heat-conducting glue;

Wherein metal fins is with aluminium or copper punching press and one-body molded;

Wherein breach is greater than semi-circumference, with the convenient heat pipe that embeds;

Wherein heat pipe can be one-body molded with cooling base;

Wherein form a groove that can cooperate heat pipe and heating tube combination on the cooling base.

For reaching the effect of above-mentioned purpose, the utility model provides a kind of heat spreader structures, its technological means that adopts is to comprise several metal fins, this proximal edge place, metal fins top respectively is provided with a lug, correspond to this convex plate position and can fasten another metal fins of winding, this metal fins bottom is provided with at least one circular arc type breach and flanging, and this circular arc type breach can combine with the heat pipe of a circular arc type curved surface, and this flanging also can be installed on the cooling base; Adopt the fastening winding to form a heating radiator by metal fins, this heating radiator combines with the heat pipe of circular arc type curved surface.Heat spreader structures of the present utility model not only can effectively improve the thermal efficiency, avoids remaining slot to reduce the function that heat is transmitted, and is brought into play maximum heat-sinking capability, more can be suitable for producing in a large number and be fit to winding becoming new radiator.

In order further to understand architectural feature of the present utility model and technology contents, see also following detailed description and accompanying drawing, yet listed accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited about the utility model embodiment.

For above-mentioned purpose of the present utility model, feature and characteristics can be become apparent, especially exemplified by following preferred embodiment, and cooperate listed accompanying drawing, be described in detail below.

Brief Description Of Drawings:

Fig. 1 is the three-dimensional exploded view of known snapping type heating radiator;

Fig. 2 is the three-dimensional exploded view of known folded form heating radiator;

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

Fig. 4 is the three-dimensional combination figure of the utility model first embodiment;

Fig. 5 is the three-dimensional exploded view of the utility model second embodiment;

Fig. 6 is the three-dimensional combination figure of the utility model second embodiment;

Fig. 7 is the three-dimensional combination figure of the utility model the 3rd embodiment;

Fig. 8 is the three-dimensional exploded view of the utility model the 4th embodiment;

Fig. 9 is the three-dimensional exploded view of the utility model the 5th embodiment; And

Figure 10 is the three-dimensional exploded view of the utility model the 6th embodiment.

See also Fig. 3 and shown in Figure 4, the utility model provides a kind of heat spreader structures, especially refer to a kind of radiating efficiency that improves, increase the new radiator of heat radiation density, present embodiment is the structure of snapping type heating radiator and heat pipe, this structure comprises several metal fins 20, these metal fins 20 materials are made by the good material of thermal conductivity such as aluminium or copper, this metal fins 20 is formed in one and with the punch ram moulding, this proximal edge place, metal fins 20 top respectively is provided with a lug 21, correspond to these lug 21 positions and can fasten another metal fins 21 of winding, these metal fins 20 bottoms are provided with at least one circular arc type breach 22, this circular arc type breach 22 can combine with the heat pipe 40 of a circular arc type curved surface, this circular arc type breach 22 can be greater than semi-circumference, and has a function that embeds this heat pipe 40, these metal fins 20 bottoms form a flanging 23, the metal fins 20 that fastens winding forms a heating radiator 30, these heating radiator 30 length can increase or reduction according to the heat generating component that cooperates (figure slightly), this heating radiator 30 also can be installed on the cooling base 50, formation one can cooperate the circular arc type groove 51 of heat pipe 40 on this cooling base 50, this circular arc type groove 51 can supply these heat pipe 40 combinations, this flanging 23 can be smeared heat-conducting glue (figure slightly), or utilize soldering, hard solder, modes such as ultrasonic welding and resistance-type welding are installed in this heating radiator 30 on this cooling base 50 (as Fig. 4).

See also Fig. 5 and shown in Figure 6, it is second embodiment of the present utility model, this embodiment is the structure of folded form heating radiator and heat pipe, this structure comprises integrated metal fins 20, this metal fins 20 can form a heating radiator 30 after pressing lap, these heating radiator 30 bottoms are provided with at least one circular arc type breach 22, this circular arc type breach 22 can combine with the heat pipe 40 of a circular arc type curved surface, this heating radiator 30 can combine with a heat pipe 40, this heating radiator 30 also can be installed on the cooling base 50, formation one can cooperate the circular arc type groove 51 of heat pipe 40 on this cooling base 50, this circular arc type groove 51 can supply these heat pipe 40 combinations, and this heating radiator 30 is installed on this cooling base 50 (as Fig. 6).

See also shown in Figure 7, it is the 3rd embodiment of the present utility model, establish the circular arc type breach 22 of a heating radiator 30 in the present embodiment, the edge of this circular arc type breach 22 also forms a flange 24, this flange 24 can increase the bonded area with heat pipe 40, this heating radiator 30 also can be installed on the cooling base 50, the thickness of this cooling base 50 can increase according to the temperature of heat generating component or reduce, avoid that thickness because of this cooling base 50 is too thick to occupy too much usage space, also can avoid thickness low LCL, cause the bad problem of radiating effect to produce because of this cooling base 50.

See also Fig. 8, Fig. 9 and shown in Figure 10, it is the 4th embodiment of the present utility model, the 5th embodiment and the 6th embodiment, present embodiment is that the heat pipe 40 with the circular arc type curved surface combines with cooling base 50, and one-body molded (as Fig. 8), also the circular arc type breach 22 of heating radiator 30 can be dwindled, and cooperate the heat pipe 40 that dwindles to be fixedly arranged on (as Fig. 9) on the cooling base 50 again, two groups of heating radiators 30 more can be set, and heat pipe 40 is coated in two heating radiators 30 (as Figure 10), to bring into play maximum heat-sinking capability, all the other connected modes and collocation method, all first embodiment with above-mentioned is identical, so, not only can improve the radiating efficiency of heating radiator 30, and can increase heat radiation density, improve the efficient of heat pipe 40, more can avoid the heating radiator 30 and the remaining slot of heat pipe 40 to reduce the performance that heat is transmitted, the heat-sinking capability that performance is maximum, and be suitable for producing in a large number and be suitable for winding and become new radiator.

In sum, heat spreader structures of the present utility model has been had industry applications, novelty and progressive, innovation structure of the present utility model again also never sees like product and public use, does not more see before the application on all class publications, meets novel patented claim condition fully.

The above only is a preferable possible embodiments of the present utility model, be not so limit scope of the present utility model, so the equivalent structure that all utilization the utility model instructionss and accompanying drawing are made changes, or directly or indirectly apply to other relevant technical field and all in like manner be contained in the scope of the contained lid of the utility model.

Claims

1. heat spreader structures, it comprises:

One heating radiator, it is made up of at least more than one metal fins, but this metal fins one end proximal edge place respectively is provided with another metal fins of lug winding, and the other end is provided with at least one breach and flanging;

One heat pipe, it is the circular arc type curved surface; And

One cooling base;

2. heat spreader structures as claimed in claim 1 is characterized in that the metal fins of described heating radiator can be snapping type or folded form.

3. heat spreader structures as claimed in claim 1 is characterized in that, described heating radiator can be provided with two groups and heat pipe is coated on wherein.

4. heat spreader structures as claimed in claim 1 is characterized in that, described flanging can also can be installed in heating radiator on the cooling base by soldering, hard solder, ultrasonic welding or resistance-type welding by smearing heat-conducting glue.

5. heat spreader structures as claimed in claim 1 is characterized in that, described metal fins is with aluminium or copper punching press and one-body molded.

6. heat spreader structures as claimed in claim 1 is characterized in that described breach is greater than semi-circumference.

7. heat spreader structures as claimed in claim 1 is characterized in that described heat pipe can be one-body molded with cooling base.

8. heat spreader structures as claimed in claim 1 is characterized in that, formation one can cooperate the groove of heat pipe and heating tube combination on the described cooling base.