CN201479527U

CN201479527U - Radiator structure

Info

Publication number: CN201479527U
Application number: CN2009201699376U
Authority: CN
Inventors: 陈恒隆; 曾证兴
Original assignee: SUZHOU YONGTENG ELECTRONIC PRODUCT CO Ltd; KWO GER Metal Technology Inc
Current assignee: SUZHOU YONGTENG ELECTRONIC PRODUCT CO Ltd; KWO GER Metal Technology Inc
Priority date: 2009-08-31
Filing date: 2009-08-31
Publication date: 2010-05-19
Anticipated expiration: 2019-08-31

Abstract

The utility model provides a radiator structure, which comprises a radiating seat and a fan. The radiating seat comprises a seat body, the surface of one side of the seat body is a bonding surface which can prop against and be bonded with a preset heating source, the other side away from the bonding surface is provided with a plurality of fins, adjacent fins respectively form channels, and the fan is accommodated in the depressed accommodating space formed on the fins. When the utility model is used, the airflow generated during operation of the fan directly blows into the accommodating space, the heat exchange is realized through cold air in the hottest area of the seat body, and the cold air is guided into adjacent channels along the channels formed by adjacent fins and diversion channels which are communicated with the accommodating space and extend to penetrate through the fins on the outer side, so as to be rapidly guided out towards the outside specific direction, thereby realizing the cooling and radiating effect of the radiating seat through cold air convection within a large area.

Description

Heat spreader structures

Technical field

The utility model relates to a kind of heat spreader structures, especially contain fan in the accommodation space of moulding on a plurality of fins of a kind of radiating seat of finger institute tool, and the connection accommodation space extends through to outer side edges fin place and offers the shunting conduit that cold air can be directed in the adjacency channel, in order to convective cooling, the heat radiation of auxiliary cold air.

Background technology

Society is along with high-tech flourish now, the volume of the electronic component in its electronic product more is tending towards microminiaturization, and the closeness on the unit are is also more and more high, overall efficiency constantly strengthens especially, and under these factors, if the heat that does not have good radiating mode effectively to get rid of electronic component to be produced, these too high temperature will cause electronic component produce electronics free with phenomenon such as thermal stress, and cause the stability of a system to reduce, and shorten electronic component useful life itself, therefore will how to get rid of these heats to avoid electronic component overheated, be the problem that can not be ignored always.

Yet PC has been prevalent in the modern society, and computer life cycle from generation to generation is shorter, make its electronic component such as central processing unit (CPU), image processors etc. (GPU) etc. are eliminated the rate of changing and are also improved relatively, and treatment efficiency increases, speed is faster, following its heat that gives off that makes of phase shape also constantly increases, in addition, general radiating mode so fan directly blow the effect that cold wind reaches heat radiation to electronic component, the main therefore air of its fan is as the media of heat radiation, and that gets can directly not contact and damage or destroy with electronic component again easily, if fan and fin collocation are formed optimized heat spreader structures, then can more effectively solve the electronic element radiating problem.

Therefore, the present general practice of industry, be that fin is supported the pyrotoxin (as central processing unit, image processor or wafer) that is affixed on the circuit board, and can utilize a fan guard, or directly with screw locking, buckle body buckle modes such as holding the location with fan combination after on the fin, carry out the heat loss through convection effect of blow cold air again by fan.

See also shown in Figure 5, be existing stereo appearance figure, find out by knowing among the figure, it is to mold a plurality of fin post A11 that are arranged in the mode of aluminium extruded type cutting respectively in radiator A base A1 surface central authorities and two side places, and be positioned between adjacent fins post A11 and be formed with passage A12, and above the short a plurality of fin post A11 of base A1 central length, contain fan B in the formed space, be affixed on motherboard C and be positioned at and be one fixing on the central processing unit D1 surface that socket D plugged and can radiator A be supported by fastener, when the heat of central processing unit D1 generation conducts to base A1, just can blow cold air be assisted to base A1 by fan B running and reduce central processing unit D1 surface temperature, but, formed passage A12 between a plurality of fin post A11 of arranged derives because of can't following the hot-air after the heat exchange specific direction or air outlet place, produce irregular disturbance and sinuous flow between passage A12 but blow to arbitrarily on a plurality of fin post of different in width A11, to cause, and excessive disturbance and sinuous flow also can cause fan B to run well, or even it is overheated and the failure rate of fan B is improved, damage, and the problems of being sent during disturbance such as different sound.

Therefore, how to solve above-mentioned existing disappearance, be the relevant manufacturer that is engaged in the industry and desire most ardently the direction place that research improves.

Therefore, the creator is because above-mentioned existing problem and disappearance, is collect related data via assessing in many ways and consider, and utilizes and be engaged in the industry and research and develop experience for many years and constantly study and revise that the beginning is designed the novel birth of this kind heat spreader structures.

Summary of the invention

Main purpose of the present utility model provides a kind of heat spreader structures, it is to contain fan in the accommodation space of moulding on a plurality of fins, and the connection accommodation space extends through to outer side edges fin place and offers the shunting conduit that cold air can be directed in the adjacency channel, in order to convective cooling, the heat radiation of auxiliary cold air.

In order to achieve the above object, the utility model provides a kind of heat spreader structures, it includes radiating seat and fan, and described radiating seat is formed with the binding face that supports subsides with default pyrotoxin on described pedestal one side surface, and the side in addition away from described binding face is provided with a plurality of fins, and between two adjacent described fins, be formed with passage respectively, mold accommodation space on described again a plurality of fins, then contain the fan of corresponding generation air-flow again in described accommodation space, the accommodation space on the described pedestal extends through and offers one or more to outer side edges fin place and cold air can be directed into shunting conduit in the adjacency channel.

Main purpose of the present utility model is to be that shunting conduit that radiating seat offers on pedestal is for being communicated in accommodation space and extending through to outermost side fin place, and be staggered state with fin, with this structural design, just the cold air that fan produces directly can be blown into accommodation space inside and carry out heat exchange, again along formed passage between a plurality of fins and shunting conduit and deriving fast towards outside specific direction, the auxiliary heat dissipation seat carries out the heat exchange action than the large tracts of land cold air convection, and the heat that will hoard is directed to the outside and arranges diffusing, improve whole radiating efficiency, can avoid blowing to a plurality of fin posts arbitrarily just like the hot-air of existing radiator after with heat exchange causes interchannel to produce irregular disturbance and sinuous flow are arranged, and then the stability can guarantee fan running the time, have more good cooling, radiating effect.

Description of drawings

Fig. 1 is the stereo appearance figure of the utility model preferred embodiment;

Fig. 2 is the three-dimensional exploded view of the utility model preferred embodiment;

Fig. 3 is the vertical view of the utility model preferred embodiment;

Fig. 4 is the user mode figure of the utility model preferred embodiment;

Fig. 5 is existing stereo appearance figure.

Description of reference numerals: 1-radiating seat; The 11-pedestal; The 111-binding face; The 12-fin; The 121-passage; The 13-accommodation space; 131-shunts conduit; The 14-lockhole; The 15-perforation; 151-embedding cylinder; The 2-fan; The 21-fan base; The 211-through hole; The 212-lock member; The 22-driver element; The 23-flabellum; The 24-transmission wire plug; The A-radiator; The A1-base; A11-fin post; The A12-passage; The B-fan; The C-motherboard; The D-socket; The D1-central processing unit.

Embodiment

Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the utility model is above-mentioned.

See also Fig. 1 to shown in Figure 3, be respectively stereo appearance figure, three-dimensional exploded view and the vertical view of the utility model preferred embodiment, find out by knowing among the figure, the utility model is by including radiating seat 1 and fan 2 is formed, so with regard to this case main member and feature describe in detail as after, wherein:

Described radiating seat 1 has pedestal 11, and on pedestal 11 1 side surfaces, be formed with and support the binding face 111 that pastes with default pyrotoxin, and be provided with a plurality of fins 12 that are vertical away from the in addition side of binding face 111, and be positioned at that two 12 of adjacent fins are formed with respectively can be for the passage 121 of guiding cold air circulation; In addition, the processing cutting forming goes out to be the accommodation space 13 of recess on a plurality of fins 12, and is communicated with accommodation space 13 and extends through to outer side edges fin 12 places and then offer one or more shunting conduit 131; Moreover pedestal 11 is positioned at accommodation space 13 bottoms and is provided with a plurality of lockholes 14.

Described fan 2 is contained in the accommodation space 13 of radiating seat 1, and comprise fan base 21, driver element 22 at least and can supply a plurality of flabellums 23 of the angry stream of rotating band movable property form, and fan base 21 is provided with through hole 211 and the inner lock member 212 that wears the location thereof.

When the utility model in when assembling, be earlier fan 2 to be contained in the accommodation space 13 of radiating seat 1 pedestal 11 tops, and pass through hole 211 on the fan base 21 respectively with lock member 212, lock again and become one after in the lockhole 14 of pedestal 11 correspondences, making fan 2 and radiating seat 1 interlocking fixing, also can be further that the binding face 111 of pedestal 11 bottoms is certain in being affixed on the default pyrotoxin of circuit board (as central processing unit, image processor or wafer) on the surface, and be arranged in the perforation 15 of institute's tool on the pedestal 11 by embedding cylinder 151 after, then can utilize embedding cylinder 151 interlockings to fix, fasten location or other combinations and make radiating seat 1 be assembled in (not shown) on the circuit board, just finish the assembling of the utility model integral body.

And in use, be earlier the transmission wire plug 24 of 2 tools of fan to be docked the location with the supply socket on the circuit board, and fan 2 is powered by the electric power that circuit board transmitted, therefore, default pyrotoxin adstante febre on circuit board, can will preset the heat that produces of pyrotoxin running by binding face 111 fast and evenly heat conduct on the pedestal 11 and a plurality of fin 12 of 1 tool of radiating seat, and drive a plurality of flabellum 23 rotating band movable properties raw food air draughts with the driver element 22 of 2 tools of fan, make the air-flow of its corresponding generation directly be blown into accommodation space 13 inside, and after pedestal 11 thermal regions are carried out heat exchange with cold air, again along the passage 121 of 12 formation of a plurality of fins, and extend through to the shunting conduit 131 at outer side edges fin 12 places and derive (as shown in Figure 4) fast towards outside specific direction, then but auxiliary heat dissipation seat 1 carries out larger area cold air convection heat exchange action, simultaneously the heat of being hoarded can be directed to the outside fast and arrange diffusing, improve integral heat sink efficient, and avoid causing the interchannel generation that irregular disturbance and sinuous flow are arranged for blowing to arbitrarily in a plurality of fin posts of different in width just like the hot-air of existing radiator after with heat exchange, and then can guarantee fan 2 stability in the running and the problems of being sent when effectively solving disturbance such as different sound, have more good cooling, radiating effect.

In addition, the above only is preferred embodiment of the present utility model, non-so limit to claim of the present utility model, the shunting conduit 131 of the utility model radiating seat 1 is communicated in accommodation space 13 and extends through to outermost side fin 12 places, and form staggered state with a plurality of fins of being distributed in distance 12, be shunting conduit 131 can be directed into cold air in the passage 121 of 12 of accommodation space 13 each outside adjacent fin smoothly get final product; Different user demands of the visual users of fan 2 and be the radiator fan of tool air draught or air draft effect again, or in response to the restriction of the accommodation space 13 of radiating seat 1 and specification thereof (as rectangle, circle or other shaped design), the heat radiation situation waits to be changed, be assembled with the various radiator fan of different size size, its hot gas that only need provide fan 2 radiating seat 1 inside can be hoarded is discharged, or cool exterior air being sucked and blow to the thermal region in accommodation space 13 inside carries out the heat exchange action, again along 12 formed passages 121 of each adjacent fin, and shunting conduit 131 is directed into cold air in the passage 121 of 12 of accommodation space 13 each outside adjacent fin, and derive fast towards outside specific direction, auxiliary heat dissipation seat 1 carries out the convective cooling of cold air, radiating effect, and reason disturbance and sinuous flow do not cause fan 2 to produce stability and the reliability of over load amounts when guaranteeing to turn round, and relevant overheated burning can prevent to derive simultaneously, problems such as different sound.

More than explanation is just illustrative for the utility model; and it is nonrestrictive; those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited; can make many modifications; change, or equivalence, but all will fall in the protection range of the present utility model.

Claims

1. heat spreader structures, it includes radiating seat and fan, described radiating seat is formed with on described pedestal one side surface with default pyrotoxin and supports the binding face that pastes, and the side in addition away from described binding face is provided with a plurality of fins, and between two adjacent described fins, be formed with passage respectively, mold accommodation space on described again a plurality of fins, in described accommodation space, then contain the fan of corresponding generation air-flow again, it is characterized in that:

Accommodation space on the described pedestal extends through and offers one or more to outer side edges fin place and cold air can be directed into shunting conduit in the adjacency channel.

2. heat spreader structures according to claim 1 is characterized in that, described radiating seat goes out accommodation space with the processing cutting forming on described a plurality of fins, and described accommodation space is recess.

3. heat spreader structures according to claim 1 is characterized in that, the shunting conduit of described radiating seat institute tool forms staggered state with the described fin that is distributed in distance.