CN2457554Y

CN2457554Y - Heat pipe radiator

Info

Publication number: CN2457554Y
Application number: CN 00267656
Authority: CN
Inventors: 张凯程
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-12-19
Filing date: 2000-12-19
Publication date: 2001-10-31
Anticipated expiration: 2010-12-19

Abstract

The utility model discloses a heat pipe radiator, which is provided with a heat pipe and a fixing assembly, wherein, the heat pipe is vertically arranged on the corresponding heat source; the bottom end face of the heat pipe is connected with the surface of the heat source; the close lower end of the heat pipe is provided with a ring edge; an inner edge of the fixing assembly is positioned on the ring edge; an engagement sheet of the fixing assembly is fixed on a heat source or the circumference of the heat source; the circumference of the heat pipe can be sheathed with heat radiation components; the heat radiation components are horizontal overlapping type heat radiation fins or vertical heat radiation bodies and heat radiation sheets. A wind guide cover can also be arranged outside of the heat radiation components. The heat radiation components or the wind guide cover are or is provided with at least a fan.

Description

Heat-pipe radiating apparatus

The utility model relates to a kind of heat-pipe radiating apparatus, is meant a kind of heat abstractor that uses upright heat pipe as heat conductor specifically.

Because the microelectronics equipment is widely popular, particularly quote chip assembly as microprocessor, its chips arithmetic speed is fast more, corresponding will have better annealing device, because chip will be carried out the on-off action in 1,000,000 times in a second, can in the package layer of chip, produce huge heat, so, on the central processing unit of all computing machines heating radiator is arranged all at present, in order to get rid of the heat that produces, the central processing unit appearance as more speed just need correspondingly have better heat extraction equipment, can make itself and central processing unit produce complementary effect, so radiating equipment have its indispensable status.In recent years, constantly the someone drops into research and development in this respect, and attempt solves the heat dissipation problem of central processing unit.The efficient of central processing unit is proportional with the efficient of heating radiator, can find that the speed that nearest central processing unit is weeded out the old and bring forth the new is slowed down, and believes to be subjected to the bad influence of heating radiator work efficiency, the heating radiator of vertical type central processing unit has arrived its limit, requires further study.

As shown in Figure 1, known technology has proposed a kind of heat radiation guiding device, its radiator 13 profiles are the side of being all, to cooperate the size of central processing unit 12, join with the snapping piece 111 of engaging groove 140 with fastener 14 again, and the heat that central processing unit produced is discharged via radiator 13 with the holder 11 of central processing unit 12; Radiator is the qi slice structure, the employing aluminium extruded type is made into integration, utilization qi sheet reaches the effect of heat radiation, there was the people on radiator, to be equipped with a fan afterwards, be guided into air with fan, more can produce the effect of heat extraction, but this heat release be used in desktop PC still can, be used on the notebook computer then too thick, in order to reduce thickness, and make the middle embedded type fan structure, and around be provided with the wind guide strip of arc shaped, but this has also reduced the function of heat extraction, and a bigger shortcoming arranged, axial flow fan need import cold air from the top, when cold air flows from top to bottom, can strike the surface of contact between guiding structural and the fan, also produce between air-flow and flabellum and disturb, have influence on the smooth and easy of gas flow, reduced the effect of using, that is to say known radiator, only can solve a part of heat dissipation problem, for the article of more realistic demand are provided, the inventor researches and develops, to solve the problem of electronic package heat radiation in the known main frame.

The purpose of this utility model is to provide a kind of heat-pipe radiating apparatus, a kind of heat-pipe apparatus of direct conduction is provided, because the heat pipe on the heating radiator all is to adopt the mode of conduction indirectly at present, just need on thermal source, to be provided with a conducting strip, heat pipe could be set then on conducting strip, the other end of mat heat pipe leaves thermal source with heat conduction again, and most heat pipe conduction is adopted horizontal, and oneself not too can adapt to the demand of conduction at a high speed; So, the utility model is with the main body of extra heavy pipe heat pipe directly as conduction, heat pipe itself directly contacts with thermal source, directly thermal source is left in heat conduction, make heat pipe of the present utility model have double action, this is the maximum difference of the utility model and known heat-transfer device, moreover locates to be fixed together around heat pipe of the present utility model utilization fixation kit and thermal source or its, and this device is for strengthening the assembly that radiating effect can install radiating subassembly additional and guide air flow.

In order to achieve the above object, design proposal of the present utility model is: have a heat pipe and a fixation kit, heat pipe is for standing on corresponding thermal source, the bottom of heat pipe and thermal source surface join, heat pipe is provided with a ring edge in the nearly lower end of periphery, the inner edge location of fixation kit is buckled on the ring edge of this heat pipe, and fixation kit has a joint fastener to be fixed in the periphery of thermal source or thermal source in addition; Peripheral sleeve in heat pipe is connected to radiating subassembly again, and radiating subassembly is horizontal terrace radiating fin or vertical type radiator, heat radiator, can also be provided with a wind scooper outside radiating subassembly, is equipped with at least one fan in radiating subassembly or wind scooper.

For making distinguished juror can further understand the utility model is to reach technology, means and the effect thereof that predetermined purpose is taked, here describe in detail for a preferable feasible embodiment and conjunction with figs. as after, believe the purpose of this utility model, feature and advantage, can be goed deep into and concrete understanding thus.

The accompanying drawing simple declaration:

Fig. 1 is the three-dimensional exploded view of known heat abstractor.

Fig. 2 is a stereographic map of the present utility model.

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

Fig. 4 is the side view of the utility model combination.

Fig. 5 is the stereogram of bottom view of another embodiment of the utility model fixation kit.

Fig. 6 adds the first embodiment stereographic map of radiating subassembly for the utility model.

Fig. 7 adds the side view of first embodiment of radiating subassembly for the utility model.

Fig. 8 adds the side view of second embodiment of radiating subassembly for the utility model.

Fig. 9 adds the side view of the 3rd embodiment of radiating subassembly for the utility model.

Figure 10 adds the stereographic map of the 4th embodiment of radiating subassembly for the utility model.

Extremely shown in Figure 10 as Fig. 1, the utility model is a kind of heat-pipe radiating apparatus, its basic structure such as Fig. 2 to Fig. 4, have a heat pipe 2 and a fixation kit 3, heat pipe 2 is for standing on the corresponding thermal source 4, thermal source shown in the figure 4, it is a central processing unit 41, but thermal source 4 does not exceed with such electronic package, so long as can give out heat, needs a large amount of at a high speed heat radiation objects, can use heat pipe of the present utility model, heat pipe of the present utility model is mainly decided with the size of central processing unit 41, and is certainly thicker or thinner, for example, the central processing unit that is called for short the P III at present, its width is about 25mm, and the diameter of heat pipe then is about 25mm, so can obtain best covering and contact with heat conduction.Bottom face 20 with heat pipe 2 joins with thermal source 4 surfaces 40, and the nearly lower end of heat pipe 2 peripheries is provided with a ring edge 21.Be provided with a capillary structure 22 that links to each other in inner peripheral surface in the heat pipe 2 and the bottom surface, as shown in phantom in Figure 4, so that its heat conduction is more smooth and easy.

One inner edge 31 of fixation kit 3 is positioned to encircle on the edge 21, and this inner edge 31 can be a pair of outstanding part or the part of ring-type, fixes heat pipe 2 with inner edge 31 snares; Wherein this fixation kit 3 has an outstanding inner edge 31 at least, and this inner edge 31 is a tab 32, and these fixation kit 3 outstanding inner edges 31 can be connected to an arc sheet or a ring plate 34 in tab 32 outer ends, as shown in Figure 5.Outstanding interior of this fixation kit 3 is connected to a frame sheet 35 because of tab 34 outer ends, as shown in Figure 3.

Fixation kit 3 is fixed in the periphery of thermal source 4 or thermal source 4 again with at least one joint fastener 36, with aforementioned central processing unit is example, central processing unit itself can be for fixing position, because processor 41 is the chip of an encapsulation, utilize pin to be plugged on the holder 42, the heating radiator of traditional various types also is to be fixed on the holder 42 or to be fixed on the circuit board, joint fastener 36 of the present utility model is by stretching out the both sides of fixation kit 3, as shown in Figure 3, it is divided into the different pattern in both sides, but also can both sides for being symmetrical arranged, as be first silver or be second silver, wherein a side is for to stretch out with one first silver 37, and the end in first silver 37 has one first slotted eye 371 then, allows this first slotted eye 371 be buckled in and is located at one first projection 43 that holder 42 corresponding peripheries are located; Wherein joint fastener 36 opposite sides are for to stretch out with one second silver 38, end at second silver 38 is provided with a dovetail groove 381, other has a buckling piece 39, the both sides, upper end of buckling piece 39 have the tooth 391 of adjustable interface position, to be connected to dovetail groove 381 places, be provided with one second slotted eye 392 in buckling piece 39 lower ends again, allow this second slotted eye 392 be buckled in and be located at one second projection 44 that holder 42 corresponding peripheries are located: above-described joint fastener only is a kind of pattern, not as limit, can or collude sheet for the cramp or the contained elastic sheet that articulate, can both be used; Wherein this inner edge 31 can directly be connected to an outer rim 30, and this outer rim 30 is the frame shape in figure, and outer rim 30 is connected to joint fastener 36 again, i.e. assembled state as shown in Figure 4, these fixation kit 3 outer rims 30 are the center with each inner edge 31 of both sides, are driven to the both sides bending by joint fastener 36, finish the function of snapping.

The situation that is used in combination of the present utility model is as long as can make heat pipe form the heat abstractor that stands on the thermal source top with the heat pipe snaps into position on thermal source.Because heat pipe is for being starting material to conduct goodish copper, its conduction velocity is fairly good, and itself is the good conductor of heat, can have the dual-use function that conducts heat with heat radiation.

Peripheral sleeve in heat pipe 2 is connected to a radiating subassembly 5 again, and radiating subassembly 5 is horizontal terrace radiating fin 50, and as shown in Figure 6, the inner edge of radiating fin 50 needs to join with the periphery of heat pipe; Radiating subassembly also can be vertical type radiator 55 or vertical type heat radiator, as shown in figure 10, is a kind of radial radiator structure, is that the pattern with radiator represents, and be the solid construction of integral type, and heat radiator is for to be converted into similar shape with plate; Further can outside radiating subassembly 5, be equipped with a wind scooper 6, can be outside heat pipe 2 or radiating subassembly 5 or wind scooper 6 be equipped with at least one fan 7.

Wherein can outside heat pipe 2, be provided with a fan 7, directly opposite heat tube 2 blowing or air drafts; As shown in Figure 7, then be through a wind scooper 6, be connected to a fan 7 again in the side of wind scooper 6, can also in wind scooper 6, be connected to radiating fin 50.

This radiating fin 50 is the transverse sheet shape, and as shown in Figure 9, radiating fin 50 can directly be socketed on the heat pipe 2 or be connected to the outside surface of heat pipe with the structure of its setting, as be aluminium flake, if use the copper heat pipe, can use the expander mode allow heat pipe and the clamping mutually of aluminium matter radiating fin, just finish combination; Radiating fin can also be welded on the heat pipe, what can weld usually is copper sheet; Radiating fin 50 is laminar, can be socketed in above the heat pipe, establishes a circular hole 51 in the fin correspondence position, and can be connected to the ring edge 52 of projection at the inner edge of circular hole 51; Or can be converted into the 90 external edge 53 of spending in the two ends of radiating fin 50, as shown in Figure 8, can make things convenient for the storehouse of radiating fin 50, use above-mentioned two kinds of pattern persons also can not be provided with wind scooper, radiating fin 50 also can be provided with the flanging 54 of bending in a side in addition, to make things convenient for the flow guide discharging of air, as shown in Figure 9.

Wherein wind scooper 6 is illustrated in figure 6 as the U shape, and also there is a circular hole 61 bottom surface, ring bead 62 in circular hole 61 is provided with, and the opening in a side is equipped with auricle with fan attachment.And can be provided with one in ring edge 21 tops of heat pipe 2 and accept edge 23 with location wind scooper 6.Fan 6 can be axial flow fan or centrifugal fan etc., and a mode of taking out a row can also be set.

Heat-pipe radiating apparatus in sum, the juncture of the utility model utilization vertical type, formation is fixing with thermal source, because be the pivot joint state between heat pipe and fixation kit, so heat pipe can rotate, also and then rotation of radiating subassembly certainly, this is the place that the utility model is different from known fixed form, can make the direction of heat radiation can be selective, this be the known radiating subassembly function that is beyond one's reach.And heat pipe of the present utility model can match with the radiating subassembly of multiple pattern, has splendid radiating effect, the more important thing is and the utlity model has best direct conductive structure, with the heat that thermal source produced, the directly conduction by heat pipe, heat pipe itself be the conducting subassembly of heat conduction also be the assembly of heat radiation, only need cooperate the fixation kit location, so assembling of the present utility model is quite easy, good usability can be provided, be the diverse device of a kind of and known heating radiator.

The above is preferred embodiment detailed description of the present utility model and accompanying drawing, is not to be used for to restriction of the present utility model, and every embodiment or approximation apparatus that meets spirit of the present utility model or similar variation all should be contained among the utility model.

Claims

1, a kind of heat-pipe radiating apparatus is characterized by, and this device comprises:

One heat pipe stands on corresponding thermal source, and the bottom face of heat pipe and thermal source surface join, and the nearly lower end of heat pipe periphery is provided with a ring edge; And

One fixation kit has an inner edge, is positioned the ring edge of heat pipe with inner edge, and fixation kit has at least one joint fastener in addition, is fixed in thermal source with joint fastener.

2, heat-pipe radiating apparatus as claimed in claim 1 is characterized by: the inner peripheral surface and the inner bottom surface of described heat pipe are provided with capillary structure.

3, heat-pipe radiating apparatus as claimed in claim 1 is characterized by: described heat pipe is provided with at least one fan outward.

4, heat-pipe radiating apparatus as claimed in claim 1 is characterized by: described heat pipe is provided with a wind scooper outward, and wind scooper is provided with at least one fan.

5, heat-pipe radiating apparatus as claimed in claim 1 is characterized by: the peripheral sleeve of described heat pipe is connected to radiating subassembly.

6, heat-pipe radiating apparatus as claimed in claim 5 is characterized by: described radiating subassembly is equipped with at least one fan.

7, heat-pipe radiating apparatus as claimed in claim 5 is characterized by: described radiating subassembly is provided with a wind scooper outward, and wind scooper is provided with at least one fan.

8, heat-pipe radiating apparatus as claimed in claim 5 is characterized by: described radiating subassembly is horizontal terrace radiating fin or vertical type radiator or vertical type heat radiator.

9, heat-pipe radiating apparatus as claimed in claim 1, it is characterized by: described fixation kit is for being positioned the ring edge of heat pipe with at least one outstanding inner edge, this fixation kit joint fastener is that a cramp is respectively stretched out in both sides, with the cramp positioning and fixing in thermal source, the fixation kit inner edge is for being arranged in an outer rim, outer rim is connected to joint fastener, and this fixation kit outer rim is the center with each inner edge of both sides, is driven to the both sides bending by joint fastener.