CN2383129Y

CN2383129Y - Combined structure for central processor radiator

Info

Publication number: CN2383129Y
Application number: CN 99214118
Authority: CN
Inventors: 林世仁
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-06-07
Filing date: 1999-06-07
Publication date: 2000-06-14
Anticipated expiration: 2009-06-07

Abstract

The utility model relates to a combined structure of a radiating device of a central processing unit. The utility model comprises an upper cover which is fixed above radiating fins and a fan which is arranged on a center containing section of the radiating fins; the bottom side ends of the radiating fins are tightly clung to the surface of the central processing unit; the inner part of an outside seat body of the upper cover is additionally provided with a plurality of connecting rods which are upwards and convexly extended, and the other end of upper cover is engaged with a plate body which is in a specified shape; a high and low fall is formed between the seat body and the plate body, and a through hole is formed among all connecting rods so that air flow sucked by the fan can enter the inner space of the radiating fins by the through holes. The utility model has the advantages of high radiating efficiency and high stability, and the utility model is suitable for notebook computers which have small space.

Description

The unitized construction of central processing unit heat abstractor

The utility model relates to a kind of central processing unit heat abstractor, relate in particular to a kind of design that sees through its loam cake and fan, and the cold air that the external world is sucked can be by blowing towards the heat radiator shunting between each flabellum, good to reach radiating efficiency, stability is high, and can be fit to the unitized construction of central processing unit heat abstractor of the notebook computer in less space.

Now; computer is popularized in every profession and trade and family; yet for to make the computer user of frequent activity can carry instant processing data in various places; so the computer researcher just designs gently; thin; short; little notebook computer comes out; but because of significantly reducing himself weight and volume; and make the problem of internal electron part generation electrocaloric effect more outstanding; arithmetic speed because of central processing unit sharply increases again; and the cooling when making the central processing unit amplifier is even more important; as shown in Figure 7; it is the three-dimensional exploded view of heat radiating fin structure commonly used; half of the heat abstractor that it is traditional is one to have the fan of spiral fashion flabellum; and fan is for directly being fixed on the heat radiator top; relend by fan and suck extraneous cold air, and make the air-flow of suction be blown into do one cooling use in the heat radiator, yet the heat dissipation of this kind heat abstractor is relatively poor and thickness is higher towards single direction; so when being used in thin notebook computer, just forming the situation that is difficult for installing and produce.As shown in Figure 8, the applicant developed a kind of follow-on integrated circuit crystal heat abstractor and authorizes through Taiwan Patent Office on July 26th, 1994, and its practical novel patent announcement is 289457.But by among the figure as can be known, it utilizes a tubeaxial fan to dispel the heat with each fin place blows cold air of mode heat radiator tomorrow of side-blown, though and this kind design makes the formed circulation of three side ring plates comparatively smooth and easy, but the radiating effect of bottom center is undesirable, as be replaced by the aerofoil fan of bottom blowing type, make circulation be difficult for discharge again by the indentation, there smoothness.

The purpose of this utility model is: the unitized construction that designs a kind of central processing unit heat abstractor.Make the flabellum of fan can be towards the bottom and side simultaneously heat radiator is done the heat radiation of different angles, again the fin of heat radiator is improved and make it reach heat radiation function significantly and the purpose that has good stability, can have a fan that rotates freely at the central holding part place of heat radiator, and make the flabellum height shape in the outside, rotation section form corresponding with the height of the central fin of heat radiator, and make the two all have an appropriate gap, and the pedestal in the loam cake that Heat Conduction Material the is made outside is the side upper surface that is fixed on heat radiator, and be engaged on the plate body protruding upward with the connecting link of a plurality of bendings, has the saturating emptying aperture that 360 degree can borrow air to flow into and form, make fan when action, its top cold air is sucked by saturating emptying aperture place all around, again with the shunting of flabellum design make its air-flow towards the below and side blow, and the air-flow that utilizes side-blown circulation will blow is down simultaneously overflowed fast towards the air outlet of specific direction, just it is good to reach radiating efficiency, and stability is high and can use in the heat radiation of the central processing unit of less space requirement.

The utility model be achieved in that it include one be fixed on heat radiator top loam cake and can be at heat radiator central authorities' holding part spatial rotation fan freely, and the bottom side end that makes heat radiator is close to the surface of central processing unit, extend out the connecting link that plural number upwards protrudes out in its outside pedestal of described loam cake, connecting link in addition end is engaged on a plate body that gives the setting shape, form a high low head between pedestal and plate body, all produce between each connecting link a saturating emptying aperture is arranged, can enter the heat radiator inner space by each saturating emptying aperture place to reach the air-flow that fan sucked, the rotation section of described fan directly with the cover plate mediad under the axial region that protrudes out make up mutually and turn freely; Described loam cake is made of Heat Conduction Material, described electric fan all is vertical, and all offer a breach below near rotation axis external peripheral surface one suitable distance at each flabellum, and each breach below is a little more than the central fin of heat radiator inner ring, and each flabellum outside all is formed with a thick yukeibe, and is connected between each flabellum with a slightly horizontal ring flat-plate in its bottom.The air outlet place of described heat radiator convexes with the water conservancy diversion fin of suitable spacing.The ring flat-plate below of thick yukeibe bottom side, described electric fan outside end is corresponding with the central fin of heat radiator outer ring, and makes the two form an appropriate gap space.Described fan rotation section also can directly be made of rotor, and cooperates the jack-post that protrudes out on the heat radiator, form fan other plant rotary state.The upright flabellum that described fan all is can be smooth shape, arc-curved shape or cooperate actual demand and do difform variation.Above-mentioned flabellum also can below the top of breach further offer relative breach.The air outlet of described heat radiator has on one side or above on one side design, to form specific direction or radial flow-guiding radiation.Described heat radiator can further be offered the through hole of number by its unsettled place during greater than the upper surface of central processing unit, make fan when action also thus through hole suck extraneous cold air.

The beneficial effect that the utility model has compared with the prior art is: the connecting link that extends out the plural bending that makes progress owing to the pedestal inboard of the loam cake made from Heat Conduction Material, and other is engaged on the plate body by end, and this plate body center extends out an axial region down, and penetrate the location by the below aperture of its axial region with the central column of a fan, and central column can be rotated freely on axial region, again the loam cake combination is fixed on three side top end surfaces of heat radiator, and make the breach of flabellum and the ring flat-plate of thick yukeibe bottom side, the outside and the central fin place of below heat radiator all be formed with an appropriate gap, in order to fan in when action, can by the saturating emptying aperture of cover plate towards the below and the outside shunting that is a specific wind direction blow, and heat radiator bottom side and central processing unit are fitted mutually, good to reach radiating efficiency, stability is high, and can be adapted at using on the notebook computer in less space.

Preferred embodiment further describes to the utility model below in conjunction with accompanying drawing:

Fig. 1 is a three-dimensional exploded view of the present utility model

Fig. 2 is a schematic top plan view of the present utility model

Fig. 3 is a side cutaway view of the present utility model

Fig. 4 is the side cutaway view after fan of the present utility model and the loam cake combination

Fig. 5 is the three-dimensional exploded view of another preferred embodiment of the present utility model

Fig. 6 is the diagrammatic cross-section of a preferred embodiment more of the present utility model

Fig. 7 is the three-dimensional exploded view of the central processing unit heat abstractor of usefulness

Fig. 8 plants the three-dimensional exploded view of the central processing unit heat abstractor of usefulness for other

Be illustrated in figure 1 as three-dimensional exploded view of the present utility model, it includes fan 1, heat radiator 2, loam cake 3 and central processing unit 4 compositions as seen from the figure.The central authorities of described fan 1 are saturating empty circular rotation section 11, a top, and its inner peripheral has the magnet 111 of a thickness, and its bottom side central authorities convex with an axle center 112 up, again by the lateral border of rotation section 11 towards outside extend out radially and give the flabellum 12 of establishing number, and flabellum 12 is interior narrow outer wide shape, even be formed with a breach 121 near place, 11 bottom sides, rotation section, and the outside is a thick yukeibe 122, by each thick yukeibe 122 bottom side end, be engaged on 12 of each flabellums again with ring flat-plate 13.

The periphery of heat radiator 2 has three sides 21 and an air outlet 25, and its inboard has the plural central fin 22 of projection and ring shooting, and make higher and the ladder setting that the outer ring is lower of its inner ring, flabellum 12 shapes with collocation fan 1 are used, and the inside of central fin 22 is one to be slightly larger than the holding part 23 of rotation section 11 external diameters, and its air outlet 25 places convex with the water conservancy diversion fin 24 of suitable spacing in addition.

Loam cake 3 is that the made length of a tool thermal conducting material is apart from body, and its outer ring portion is a pedestal 31, and the place, aperture respectively extends a distance with a plurality of connecting links 34 of bending up to the center in the central, and then be engaged on the bottom side end face of a plate body 32, and by convexing with a jack-post 321 under the mediad, can consult Fig. 3 this moment, after the axle center 112 of fan 1 is penetrated by aperture, jack-post 321 bottom side, just can a C matrix fix, and 112 outsides, axle center are around ball 323 is arranged, and fix a circuit board 324 at jack-post 321 outer upper surface places, the below all is the framework 326 of H type, and framework 326 central authorities are horizontally arranged with silicon steel sheet 325, and the coil 327 of vertically reeling, therefore part is not a characteristic of the present utility model, so only roughly narrate for understanding, can be a rotation status after magnet 111 inductions that can make rotation section 11 after the energising.

Described central processing unit device 4 also can be general arithmetic element or memory cell.

Be three-dimensional exploded view of the present utility model as Figure 1-3, schematic top plan view and side cutaway view, when each assembly during in practical combinations, axle center 112 with rotation section 11 in the fan 1 is penetrated in the hole of jack-post 321 below the plate body 32 of loam cake 3 central authorities up by following earlier, be fastened on 112 tops, axle center with a C matrix 322 again and fix (as shown in Figure 4), fan 1 and pedestal 3 after will making up are inserted on heat radiator 2 again, and make 11 pairs of its rotation sections just at holding part 23, and allow breach and 13 pairs of central fins 22 of ring flat-plate of flabellum 12, make again and respectively align the position and all have an appropriate gap, covering with the pedestal 31 of loam cake 3 is close to fixing on side 21 tops of heat radiator 2 again, make the bottom side of heat radiator 2 be fitted in the upper surface of central processing unit 4 again, just finished overall package this moment.

Shown in Fig. 2-4, when using on the heating radiator of the utility model central processing unit 4 in the notebook computer as fan 1 is used in, make three limits of heat radiator 2 that a side 21 all be arranged on every side, and the inboard of each side 21 is the central fin 22 with the different height projectioies of plural number, and the inside of entreating fin 22 hereinto forms a smooth holding part 23, and this holding part 23 is slightly larger than the rotation section 11 of fan 1, and a side of not having side 21 has an air outlet 25, and the plural water conservancy diversion fin 24 of appropriate gap arranged by air outlet 25 place's bump array, so when the rotation section 11 of fan 1 is positioned at the holding part 23 of heat radiator 2, its inboard breach 121 and ring flat-plate conveniently align for 13 times at low inside and high outside central fin 22, and make the two be formed with a suitable gap in order to fan 1 see through a loam cake 3 axial region 31 and after making rotation section 11 spinning movements, its outside air is just sucked by each saturating emptying aperture 33 place of loam cake 3, and enter along the gap of each flabellum 12, so its breach 121 place inhaled airs by flabellum 12 can be blowed towards central fin 22 places of inboard, below, and thick yukeibe 122 inhaled airs, because of horizontal ring flat-plate 13 stops, institute's inhaled air is blowed outwardly, the flow direction of the air that sucks is just divided into towards the below and is blown side outwardly and send at this moment, and the heat energy that is produced during central processing unit 4 running all with its central processing unit 4 upper surfaces for the highest, be can directly central processing unit 4 be conducted to heat energy that the high heat of central fin 22 and fan 1 rotation section 11 own thereof produce with the air that blows down to do a cooling, and the air that sees through side-blown is taken the heat of three sides 21 and the part air that blows each water conservancy diversion fin 24 place by air outlet 25 out of down.Know thus, the flabellum 123 of fan 1 is when applying to the heat radiation purposes of central processing unit 4, it is balanced more that extraneous inhaled air is flowed, and central parts that can central processing unit 4 is the warmmest see through central fin 22 and do a conduction and spread its area of dissipation and directly do a cooling action, formed circulation just can directly be overflowed cooled hot-air rapidly by air outlet 25 when cooperating side-blown, to reach the radiating efficiency height, the effect of good stability.

This novel loam cake 3 is that a Heat Conduction Material is made, so behind the central processing unit 4 in heat abstractor is installed in notebook computer, the high heat that its central processing unit 4 produces is just on heat loss through conduction sheet 2 and the loam cake 3, at this moment, because of the notebook computer volume inside very limited, so the central plate body 32 of loam cake 3 can directly be fitted in its upper wall surface after installing, and can be further the heat energy of loam cake 3 be sent to specific thermally conductive pathways, to increase its area of dissipation, and the plate body 32 of loam cake 3 is not because of being rotary part, just can be installed in easily in the inner space of notebook computer and use, can be adapted at using on the notebook computer of less space.

Be illustrated in figure 5 as the three-dimensional exploded view of this another novel preferred embodiment, the air outlet 25 of used heat radiator 2 also can be provided with on four limits, air after being blown in order to fan 1 shunting, hot-air after radiation-curable shape will dispel the heat is discharged fast by four limit air outlets 25, this heat abstractor also can be transferred to axial region 31 on the heat radiator 2, and loam cake 3 only uses in air inlet and fixation, plants the enforcement state to form other.

As shown in Figure 6, diagrammatic cross-section for this novel another embodiment, this heat radiator 2 can be greater than the upper surface of central processing unit 4, offer in order to unsettled place and to give the through hole 26 of establishing number and make fan 1, can suck extraneous cold air simultaneously to promote its radiating effect by upper and lower in when action.

Claims

1, a kind of unitized construction of central processing unit heat abstractor, include one be fixed on heat radiator top loam cake and can be at the fan in heat radiator central authorities holding part space, the bottom side end of heat radiator is close to the central processing unit surface, it is characterized in that: extend out the connecting link that plural number upwards protrudes out in the pedestal of the described loam cake outside, and make end in addition be engaged on a plate body that gives the setting shape, be formed with a high low head between pedestal and plate body, all producing between each connecting rod has a saturating emptying aperture.

2, unitized construction according to claim 1 is characterized in that: the rotation section of described fan directly with the cover plate mediad under the axial region that protrudes out make up mutually, and turn freely.

3, unitized construction according to claim 1 is characterized in that: described loam cake is made of Heat Conduction Material.

4, unitized construction according to claim 1, it is characterized in that: the flabellum of described fan all is vertical, and suitably all offer a breach below the distance near rotation axis external peripheral surface one at each flabellum, and each breach below is a little more than the central fin of heat radiator inner ring, and each flabellum outside all is formed with a thick yukeibe, and is connected between each flabellum with a slightly horizontal ring flat-plate in its bottom.

5, unitized construction according to claim 1 is characterized in that: the air outlet place of described heat radiator convexes with the water conservancy diversion fin of suitable spacing.

6, unitized construction according to claim 4 is characterized in that: the ring flat-plate below of the thick yukeibe bottom side end in the described flabellum outside is corresponding with the central fin of heat radiator outer ring, and the two forms the space of an appropriate gap.

7, unitized construction according to claim 1 is characterized in that: described fan rotation section also can directly be made of rotor, and cooperates the jack-post that protrudes out on the heat radiator, form fan other plant rotary state.

8, unitized construction according to claim 4 is characterized in that: described fan all is upright flabellum and can be smooth shape, arc-curved shape or cooperate actual demand and do difform variation.

9, unitized construction according to claim 4 is characterized in that: described flabellum also can below the top of breach further offer relative breach.

10, unitized construction according to claim 1, it is characterized in that: the air outlet of described heat radiator has on one side or above on one side design, form specific direction or radial flow-guiding radiation, heat radiator can further be offered by its unsettled place and give the through hole of establishing number during greater than the upper surface of central processing unit.