CN2639946Y - Computer heat sink - Google Patents
Computer heat sink Download PDFInfo
- Publication number
- CN2639946Y CN2639946Y CN 03261888 CN03261888U CN2639946Y CN 2639946 Y CN2639946 Y CN 2639946Y CN 03261888 CN03261888 CN 03261888 CN 03261888 U CN03261888 U CN 03261888U CN 2639946 Y CN2639946 Y CN 2639946Y
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- Prior art keywords
- fan
- gathering cover
- wind gathering
- air intake
- intake opening
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- Expired - Fee Related
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Abstract
The utility model provides a heat dissipating device of computer, comprising a heat radiator an air inlet arranged on the computer case and a wind hood; wherein, the heat radiator is composed of a plurality of radiation fins and a fan; the wind hood is provided with two communicated ends, a first end is connected with an air inlet and a second end is connected with the fan, the fan absorbs the cold air out of the case from the air inlet through the wind hood and blows rapidly to the radiation fins to dissipate the heat quantity emitted by the central processing unit, the heat radiation efficiency can be greatly improved after eliminating the phenomenon of warm air in the computer case is circulated again to dissipate the heat quantity.
Description
Technical field
The utility model is about a kind of computer radiating apparatus, refers in particular to the wind that a kind of assurance blows to heat radiator and must be cold wind, the heat abstractor that radiating efficiency can significantly be improved.
Background technology
Utilize heating radiator to get rid of heat, damage, be the important outfit of many industrial products such as engine, computer cpu (CPU), Hard Disk Drive (HDD), power supply unit and computer chassis etc. in case machinery, device or utensil are overheated.Now the heating radiator that uses with general microcomputer central processing unit is example, and this heating radiator mainly is made up of a heat radiator and fan, and wherein heat radiator contacts with central processing unit with its basal surface usually, and fan is immobilizated on the heat radiator.The heat that central processing unit work produces, on the one hand can be via conduction of heat, and distribute at heat radiator, utilize fan owing to the air flow that rotation produces causes one strong wind on the other hand, blow to heat radiator, to continue removing heat, avoid central processing unit overheated and reduce work efficiency, even damage from heat radiator.Its major defect is:
When the traditional heat-dissipating device is utilizing fan to face toward heat radiator blowing time, the hot-air major part of distributing from heat radiator still is trapped in the casing, these hot-airs are owing to the rotation of fan produces mobile, and cause a blast of hot air to blow to heat radiator, be used for dispersing central processing unit and distribute heat on heat radiator, become hot-air then again and fly away in casing.The result of vicious cycle like this, radiating effect is had a greatly reduced quality naturally.
Consult shown in Figure 1, repeat the problem that is used for dispelling the heat in order to solve Hot air quilt in the casing, so the inventor is 89222888 at its application number, name is called in " portable computer heat radiation and prevent the electromagnetic wave releasing device " patent case, a kind of useful heat dissipating method is provided, its structure is, facing reservation air intake opening 32 on the computer chassis 31 of fan 30, fan 30 can be sucked the cold air outside the casing 31 in the casing 31 from air intake opening 32, and blow to heat radiator 33, be used for getting rid of central processing unit 34 and distribute heat on heat radiator 33, to improve radiating efficiency.Its major defect is:
Though 1, this disclosed technical scheme can make the cold air outside the fan 30 suction casings 31, disperse central processing unit 34 and distribute heat on heat radiator 33, but because of still have between air intake opening 32 and the fan 30 very big between crack 35, the part cold air may be flow in the casing by this gap 35, can't all be used for dispelling the heat.
2, on the other hand, dispersed the hot-air that afterwards is trapped in the casing 31, also can cause a blast of hot air because of the rotation of fan 30, and blow to heat radiator 33, radiating efficiency is affected from this gap 35.
Summary of the invention
The purpose of this utility model provides a kind of computer radiating apparatus, by fan via the cold air of a wind gathering cover outside casing air intake opening suction casing, rapidly and all blow to heat radiator, distribute heat on heat radiator, reach the purpose that significantly improves radiating efficiency to disperse central processing unit.
Another purpose of the present utility model provides a kind of computer radiating apparatus, by a wind gathering cover that connects fan and casing air intake opening, reaches and avoids being trapped in the interior Hot air quilt of casing fully and repeat the purpose that is used for dispelling the heat.
A purpose more of the present utility model provides a kind of computer radiating apparatus, axially adjusts length by wind gathering cover, to connect fan and casing air intake opening, reaches the purpose that is not subjected to the distance limit between fan and air intake opening.
Another purpose of the present utility model provides a kind of computer radiating apparatus, has pliability by wind gathering cover, be not subjected to the restriction of the position of central processing unit on motherboard, can connect fan and air intake opening smoothly, need not redesign and make casing or rearrange motherboard, reach the purpose that makes air intake opening and fan coaxial cable.
The purpose of this utility model is achieved in that a kind of computer radiating apparatus, it is characterized in that: it includes the heat radiator, that contacts with the computer thermal source of surface and is immobilizated on fan on the heat radiator, the formation computer chassis, and in the face of the air intake opening and a wind gathering cover of this fan, this wind gathering cover is provided with first end and second end of connection, this first end is connected the air intake opening of this casing, and this second end is connected this fan.
This wind gathering cover is to be combined by two pipes that screw togather end to end together.This wind gathering cover be by two end to end socket pipe together combine.This wind gathering cover is the pliability structure of energy free bend.This casing inner surface is provided with a bead around air intake opening, and this fan also is provided with one and extends the annular flange that forms from its housing, and this two bead is socketed on first end and second end of this wind gathering cover respectively.This wind gathering cover is directly to extend to form towards fan directional around this casing air intake opening, and the free end of this wind gathering cover is connected with this fan.This wind gathering cover is that direct housing from this fan extends to form towards this casing air intake opening direction, and the free end of this wind gathering cover is connected this air intake opening.This casing inner surface has a bead around this air intake opening, this fan also has its housing to extend the annular flange that forms, this two bead is socketed on first end and second end of this wind gathering cover respectively, and the screw thread that this wind gathering cover is provided with screws togather with the screw thread of being located at this air intake opening bead.
Major advantage of the present utility model is:
1, by reserving an air intake opening in the face of the position of fan at computer chassis, and utilize a wind gathering cover to be connected this air inlet and fan, fan just can suck via this wind gathering cover cold air that casing is outer, and the rapid heat radiator that also all blows to, distribute heat on heat radiator to disperse central processing unit, hot-air in the casing then because of pressure greater than the outer cold air of casing, can nature seek hole and discharge outside the casing, avoid being trapped in the casing and be repeated to be used for heat radiation;
2, because the thickness difference of fan, heat radiator makes the distance of same casing air intake opening and fan unfixing.Therefore, adjust length along direction of principal axis, just can not be subjected to the unfixed restriction of air intake opening and fan distance, and successfully be connected air intake opening and fan by making wind gathering cover;
3, because the position of central processing unit on motherboard is not to immobilize; In other words, casing air intake opening and fan will inevitably be on same axis.Therefore, by wind gathering cover have flexible can free bend, be not subjected to air intake opening and fan not in the restriction of same axis, and successfully be connected air intake opening and fan, needn't redesign and make casing and make air intake opening and fan coaxial cable, or rearrange (Layout) motherboard and make fan and air intake opening coaxial cable.
Further specify below in conjunction with preferred embodiment and accompanying drawing.
Description of drawings
Fig. 1 for the diagrammatic cross-section of traditional computer radiating apparatus (wherein empty arrow is represented hot-air, and solid arrow is represented cold air, below graphic also with).
Fig. 2 is the decomposing schematic representation of computer radiating apparatus of the present utility model.
Fig. 3 is used for the diagrammatic cross-section of computer for the utility model dress.
Fig. 4 is used for another user mode diagrammatic cross-section of computer for the utility model dress.
Fig. 5 is used for the another user mode diagrammatic cross-section of computer for the utility model dress.
Fig. 6 is used for the diagrammatic cross-section (showing that wind gathering cover is to extend to form from casing inner surface) of computer for the utility model dress.
Fig. 7 is the diagrammatic cross-section that is used for computer for the utility model dress (the demonstration wind gathering cover is that the housing from fan extends to form).
Embodiment
Consult Fig. 2-shown in Figure 3, computer radiating apparatus 10 of the present utility model comprises a heat radiator 11 and fan 12, and this heat radiator 11 contacts with the thermal source (for example central processing unit 20) of computer with its surface usually, to reach the heat conduction purpose; Fan 12 is with heat radiator 11 fixings, thereby the heat that central processing unit 20 work produce, can distribute at heat radiator 11 on the one hand, 12 in fan causes one strong wind to heat radiator 11 on the other hand, to continue removing heat from heat radiator 11, avoid central processing unit 20 overheated and reduce work efficiency, even damage.Because heat radiator 11 and fan 12 are prior art, so do not describe in detail.
Another pith of heat abstractor 10 is a wind gathering cover 15, this wind gathering cover 15 has first end and second end of connection, wherein first end is connected casing air intake opening 14, second end is connected fan 12, make fan 12 aspirate casings 13 cold air outward via wind gathering cover 15, and utilize because the air flow that the fan rotation produces causes one strong cold wind to blow to heat radiator 11, distribute heat on heat radiator 11 to disperse central processing unit 20, significantly improve radiating efficiency.Wind gathering cover 15 can improve the efficient of air-supply, and the cold air that it makes fan 12 be inhaled from air intake opening 14 must be earlier by heat radiator 11, and the Hot air quilt of avoiding simultaneously being trapped in the casing 13 repeats to be used for to dispel the heat.In other words, wind gathering cover 15 can guarantee that the wind that fan 12 is inhaled is cold wind, and also all blows to heat radiator 11 rapidly.
Be the convenient wind gathering cover 15 that is connected, in preferable present embodiment, casing 13 inside surfaces are provided with a bead 16 around air intake opening 14, to admit first end of wind gathering cover 15; Same, fan 12 also has an annular flange 17 that is formed at its housing, and second end for socket wind gathering cover 15 can be connected two ends of wind gathering cover 15 easily respectively with fan 12 housings with casing air intake opening 14.
Consult shown in Figure 4ly, because the thickness difference of heat radiator 11, fan 12, making the distance between casing air intake opening 14 and the fan 12 is not what fix.Therefore, in preferred embodiment, wind gathering cover 15 can be adjusted length along its direction of principal axis, as shown in Figure 4, establishing (interior) screw thread 18 around the bead 16 of casing air intake opening 14, establish at wind gathering cover 15 (outside) screw thread 19, rotating wind gathering cover 15 will move to the travel direction of screw thread, utilize this cooperation, can make rotatablely moves changes rectilinear motion into, reaches the purpose of adjusting wind gathering cover 15 length.Certainly, utilize two sockets or screw togather the wind gathering cover 15 that pipe together forms and also can reach the purpose of adjusting length end to end.Wind gathering cover 15 promptly can not be subjected to air intake opening 14 and the unfixed restriction of fan 12 distances, and successfully is connected air intake opening 14 and fan 12.
Consult shown in Figure 5ly, in addition, also on-fixed is constant in the position of central processing unit 20 on computer motherboard 21; In other words, casing air intake opening 14 may be at same axis with fan 12.Therefore, in preferred embodiment, as shown in Figure 5, wind gathering cover 15 can adopt flexible structure, but utilize the characteristic of its free bend, although make air intake opening 14 and fan 12 not at same axis, wind gathering cover 15 also can be connected air intake opening 14 and fan 12, needn't redesign and make casing 13 and make air intake opening 14 and fan 12 coaxial cables, or rearrange motherboard 21 and make fan 12 and air intake opening 14 coaxial cables.
Consult shown in Figure 6, moreover, the utility model can not limited by the foregoing description, this wind gathering cover 15 can directly extend to form towards fan 12 directions around casing air intake opening 14, the free end of wind gathering cover 15 then is connected with fan 12, make wind gathering cover 15 become the part of casing 13, promptly the two is the solid memder that utilizes plastic rubber ejaculate molding, omits the cost that wind gathering cover 15 is made in other die sinking.
Consult shown in Figure 7, in addition, wind gathering cover 15 also can be directly extends to form towards air intake opening 14 directions from the housing of fan 12, the free end of wind gathering cover 15 then is connected with air intake opening 14, be that wind gathering cover 15 is the solid memder that utilizes plastic rubber ejaculate molding with the fan housing, omit the cost that wind gathering cover 15 is made in other die sinking.Certainly, wind gathering cover 15 is directly molded on the pattern of casing 13 or fan 12 housings, adopts when being fit to fan 12 usually, if fan 12 and air intake opening 14 non-coaxial cables are not suitable for adopting with air intake opening 14 coaxial cables.
Heat abstractor according to this, because between fan 12 and casing air intake opening, wind gathering cover 15 is housed, the air that fan 12 is inhaled from air intake opening 14 must be cold air, and utilize the air flow that produces owing to fan 12 rotations to cause one strong cold wind, and the rapid heat radiator 11 that also all blows to, be used for dispersing central processing unit and distribute heat on hot heat radiator 11, prevent from simultaneously to be trapped in hot-airs in the casing 13 fully and be repeated the phenomenon that is used for dispelling the heat again, radiating efficiency is highly beneficial for improving, have industrial utilization, have novelty, creativeness and practicality.
All not breaking away from some variations in addition under the scope of the present utility model, all belong within the protection domain of the present utility model.
Claims (8)
1, a kind of computer radiating apparatus, it is characterized in that: it includes the heat radiator, that contacts with the computer thermal source of surface and is immobilizated on fan on the heat radiator, the formation computer chassis, and in the face of the air intake opening and a wind gathering cover of this fan, this wind gathering cover is provided with first end and second end of connection, this first end is connected the air intake opening of this casing, and this second end is connected this fan.
2, computer radiating apparatus according to claim 1 is characterized in that: this wind gathering cover is to be combined by two pipes that screw togather end to end together.
3, computer radiating apparatus according to claim 1 is characterized in that: this wind gathering cover be by two end to end socket pipe together combine.
4, computer radiating apparatus according to claim 1 is characterized in that: this wind gathering cover is the pliability structure of energy free bend.
5, computer radiating apparatus according to claim 1, it is characterized in that: this casing inner surface is provided with a bead around this air intake opening, this fan also is provided with one and extends the annular flange that forms from its housing, and this two bead is socketed on first end and second end of this wind gathering cover respectively.
6, computer radiating apparatus according to claim 1 is characterized in that: this wind gathering cover is directly to extend to form towards fan directional around this casing air intake opening, and the free end of this wind gathering cover is connected with this fan.
7, computer radiating apparatus according to claim 1 is characterized in that: this wind gathering cover is that direct housing from this fan extends to form towards this casing air intake opening direction, and the free end of this wind gathering cover is connected this air intake opening.
8, computer radiating apparatus according to claim 1, it is characterized in that: this casing inner surface has a bead around this air intake opening, this fan also has one to extend the annular flange that forms from its housing, this two bead is socketed on first end and second end of this wind gathering cover respectively, the screw thread that this wind gathering cover is provided with screws togather with the screw thread of being located at this air intake opening bead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03261888 CN2639946Y (en) | 2003-06-02 | 2003-06-02 | Computer heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03261888 CN2639946Y (en) | 2003-06-02 | 2003-06-02 | Computer heat sink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2639946Y true CN2639946Y (en) | 2004-09-08 |
Family
ID=34296762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03261888 Expired - Fee Related CN2639946Y (en) | 2003-06-02 | 2003-06-02 | Computer heat sink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2639946Y (en) |
-
2003
- 2003-06-02 CN CN 03261888 patent/CN2639946Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |