CN2735540Y - Central air-collecting cooling fan hood - Google Patents
Central air-collecting cooling fan hood Download PDFInfo
- Publication number
- CN2735540Y CN2735540Y CN 200420029471 CN200420029471U CN2735540Y CN 2735540 Y CN2735540 Y CN 2735540Y CN 200420029471 CN200420029471 CN 200420029471 CN 200420029471 U CN200420029471 U CN 200420029471U CN 2735540 Y CN2735540 Y CN 2735540Y
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- radiating fin
- face
- fan
- wind
- connects
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- Expired - Fee Related
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- 238000001816 cooling Methods 0.000 title 1
- 235000012431 wafers Nutrition 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
A central wind-collecting type wind-guiding cover for heat-radiating fan is composed of a fixed frame body, a fan connecting surface and a heat-radiating fin body connecting surface defined by two opposite end surfaces of said fixed frame body, a fan connected to said fan connecting surface, a heat-radiating fin body connected to said heat-radiating fin body, and a through hole passing through said fan connecting surface and said heat-radiating fin body connecting surface. The utility model discloses can improve the radiating efficiency of the radiating fin body.
Description
Technical field
The utility model relates to a kind of heat abstractor of electronic wafer, relates in particular to a kind of radiator fan wind scooper of central collective wind type of the radiating efficiency that improves radiating fin.
Background technology
Be applied to the heat abstractor on the electronic wafer at present, as shown in Figure 6, be to contain a radiating fin 71, be posted by on the thermal source 73, and above radiating fin 71 cross-over connection one fan 72, so that after startup, the heat energy of thermal source 73 can be passed on each fin of radiating fin 71 through heat transfer process, and blows to each fin of this radiating fin 71 with the cold air flow that fan 72 is produced, with with the heat energy band from, improve its radiating efficiency.
In the above-mentioned existing heat abstractor, this fan 72 is because each flabellum 721 is from a wheel hub 722 outside projections, and with this wheel hub 722 devices on the stator 723 of fan central authorities, therefore when fan 72 is rotated, only can produce air stream A in the view field of flabellum 721 air sides, and this air stream A is the axial line 720 that is parallel to wheel hub 722, and is positioned at the B of view field at wheel hub 72 rears.Get over convergence wheel hub 722 places, almost be a windless condition, therefore between each fin of the radiating fin 71 of the B of view field at wheel hub 722 rears scope, just can't obtain the air stream A that fan 72 is carried, and can't with the outwards fast speed belt of heat energy that should each fin of zone from.Because heat abstractor when mounted; wheel hub 722 projections of thermal source 73, radiating fin 71, fan 72 are aligned; so the air that fan 72 is produced flows the zone that A can't blow to radiating fin 71; this zone just radiating fin 71 near thermal source 73; it also is the zone of the highest temperature; because the air of fan 72 stream A can't send to, and therefore also reduces the integral heat sink efficient of heat abstractor greatly, and manifests its shortcoming.
The utility model content
For the above-mentioned shortcoming that the heat abstractor that overcomes existing electronic wafer exists, the utility model provides a kind of radiator fan wind scooper of central collective wind type, and the utility model can improve the radiating efficiency of radiating fin.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of radiator fan wind scooper of central collective wind type, it is characterized in that, comprise a fixed frame, make its opposite end surface, define and form that a fan connects face and a radiating fin connects face, it is to be connected a fan that this fan connects face, it is to be connected a radiating fin that this radiating fin connects face, and connect face and radiating fin connects between face at this relative fan, and run through a through hole, be provided with the wind-guiding ring body in this through hole, the internal diameter of this wind-guiding ring body, be to connect the face direction, and, be an oblique cone shape to the direction of axis line convergent of air guide ring body towards radiating fin.
The radiator fan wind scooper of aforementioned central collective wind type in the through hole of fixed frame, is to be provided with multilayer wind-guiding ring body wherein, between each layer wind-guiding ring body and through hole inner wall, connects with several connection ribs.
The radiator fan wind scooper of aforementioned central collective wind type, wherein the fan of fixed frame connects face and radiating fin connects between face, is through with several fixing holes, with corresponding interlocking fan and radiating fin.
The radiator fan wind scooper of aforementioned central collective wind type, wherein the air guide ring body is positioned at the end face that radiating fin connects the face side, and the radiating fin of this fixed frame connects between face, is at a distance of a spacing.
The utility model can improve the radiating efficiency of radiating fin.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is the schematic perspective view of looking up of the present utility model.
Fig. 3 is a scheme of installation of the present utility model.
Fig. 4 is the schematic diagram after installing shown in Figure 3.
Fig. 5 is the part sectioned view of 5-5 direction shown in Figure 4.
Fig. 6 is the schematic diagram of existing heat abstractor.
The number in the figure explanation:
Radiator fan wind scooper 11 fixed frames of 100 central collective wind types
12 fans connect face 13 radiating fins and connect face
14 through holes, 15 wind-guiding ring bodies, 150 axial lines, 151 end faces
16 connection ribs, 17 fixing holes
20 fans, 21 fixing holes, 22 central hubs
30 radiating fins, 31 top end faces, 40 thermals source
50 screw A air stream B zone
The D spacing
Embodiment
See also Fig. 1 to shown in Figure 5, the utility model is a kind of radiator fan wind scooper 100 of central collective wind type, contain a fixed frame 11, make its opposite end surface, define and form that a fan connects face 12 and a radiating fin connects face, wherein to connect face be to be connected a fan 20 to this fan, and it is to be connected a radiating fin 30 that this radiating fin connects face 13.This fan connects face 12 and radiating fin connects 13 in face, runs through a through hole 14, and in this through hole 14, being connected with at least one wind-guiding ring body 15, making the internal diameter of wind-guiding ring body 15, is to connect face 13 directions towards radiating fin, and, be an oblique cone shape to the axial line 150 direction convergents of air guide ring body 15.After fan connects fan 20 that face 12 is connected and starts, make by fan and meet the air stream A that face 12 is sent into, guiding through each wind-guiding ring body 15, the rear area B that concentrated 22 projections of central hub that blow to fan 20 are covered, concentrate the center position that connects face 13 towards radiating fin to blow, making cold air flow A can blow to this radiating fin connects in the radiating fin 30 that face 13 is connected, projection is between each fin of the central hub 22 rear area B of fan, be the high temperature position of the convergence thermal source 40 of radiating fin 30, to improve the radiating efficiency of radiating fin 30.
The utility model can be applicable in the heat radiation of wafers such as central processor CPU of computer motherboard, explicit card, perhaps in the radiator structure as power supply unit.
The radiator fan wind scooper 100 of central collective wind type of the present utility model in the through hole 14 of this fixed frame 11, is to be provided with multilayer wind-guiding ring body 15 wherein, makes between each layer wind-guiding ring body 15 and through hole 14 inner walls, is to connect with several connection ribs 16; In addition connect face 12 and radiating fin connects 13 in face, connect several fixing holes 17, with this fan 20 of corresponding interlocking and radiating fin 30 in the fan of this fixed frame 11.
The radiator fan wind scooper 100 of the utility model central authorities collective wind type, as Fig. 2, shown in Figure 5, order wherein each wind-guiding ring body 15 is positioned at the end face 151 that radiating fin connects face 13 sides, and the radiating fin of this fixed frame 11 connects 13 in face, be at a distance of a space D, when the utility model connects face 13 and is cross-placed on the top of radiating fin 30 with radiating fin, each wind-guiding ring body 15 can with the top end face 31 of radiating fin 30 spacing of being separated by, making the air of being sent by wind-guiding ring body 15 flow A can be smooth, be not obstructed and the concentrated area blows to the rear area B that 22 projections of central hub of fan are covered, can flee each projection in radiating fin 30 between each fin of the central hub 22 of fan 20, with the heat energy on each fin rapidly in addition from.
When using the utility model, as Fig. 1, Fig. 2, shown in Figure 3, earlier radiating fin 30 is close to, be cross-placed on the thermal source 40, then again with the radiator fan wind scooper 100 of the utility model central authorities collective wind type, connect on the top end face that face 13 is cross-placed on this radiating fin 30 with its radiating fin, then getting the fan that a fan 20 is cross-placed on the utility model wind scooper 100 again connects on the face 12, and with several screws 50, after passing the fixing hole 17 of radiator fan wind scooper 100 of the fixing hole 21 of fan 20 and central collective wind type respectively in regular turn, interlocking is in this radiating fin 30, so just, finish assembling of the present utility model, and be Fig. 4, state shown in Figure 5.
Because the utility model when mounted, be 30 of fan 20 in existing heat abstractor and radiating fins, do not need original fan 20 of conversion or radiating fin 30, therefore the utility model can effectively improve the integral heat sink effect of existing heat abstractor, has novelty, creativity, practicality.
The radiator fan wind scooper 100 of the utility model central authorities collective wind type, because each wind-guiding ring body 15, connect face 12 to radiating fin by fan and connect face 13, it is the taper ring body that is a convergent, therefore as 20 inhaled air stream of fan A, after entering by the larger caliber end of wind-guiding ring body 15, can be because of the sectional area convergent, form the pressurization effect, make when air guide ring body 15 more small-bore ends blow out, its air velocity can increase, to blow to radiating fin 30 fast, air stream A can be blown faster be butted on radiating fin 30 everywhere, to improve integral heat sink efficient.
The utlity model has following feature and advantage:
1. the air stream that is blown into the wind-guiding ring body 15 guiding fans of oblique cone shape, and make air stream A, the rear area of concentrating 22 projections of central hub of blowing to fan 20 to cover, i.e. the high-temperature region of general radiating fin 30 convergence thermals source 40 is to improve its radiating efficiency.
2. guide the air stream that fans are blown into the wind-guiding ring body 15 of oblique cone shape, the air stream A flow velocity that blows out from air guide ring body 15 is increased, to blow to radiating fin 30 fast, air stream A can be blown faster be butted on radiating fin 30 everywhere, increase integral heat sink efficient.
3. can improve the radiating efficiency of existing heat abstractor, the user does not need to change the device of whole group, and has novelty, creativity and practicality.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (4)
1. the radiator fan wind scooper of a central collective wind type, it is characterized in that, comprise a fixed frame, make its opposite end surface, define and form that a fan connects face and a radiating fin connects face, it is to be connected a fan that this fan connects face, it is to be connected a radiating fin that this radiating fin connects face, and connect face and radiating fin connects between face at this relative fan, and run through a through hole, be provided with the wind-guiding ring body in this through hole, the internal diameter of this wind-guiding ring body, be to connect the face direction, and, be an oblique cone shape to the direction of axis line convergent of air guide ring body towards radiating fin.
2. according to the radiator fan wind scooper of the described central collective wind type of claim 1, it is characterized in that in the through hole of described fixed frame, is to be provided with multilayer wind-guiding ring body, between each layer wind-guiding ring body and through hole inner wall, connects with several connection ribs.
3. according to the radiator fan wind scooper of the described central collective wind type of claim 1, the fan that it is characterized in that described fixed frame connects face and radiating fin connects between face, is through with several fixing holes, with corresponding interlocking fan and radiating fin.
4. according to the radiator fan wind scooper of the described central collective wind type of claim 1, it is characterized in that described air guide ring body is positioned at the end face that radiating fin connects the face side, and the radiating fin of this fixed frame connecing between face, is at a distance of a spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420029471 CN2735540Y (en) | 2004-08-06 | 2004-08-06 | Central air-collecting cooling fan hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420029471 CN2735540Y (en) | 2004-08-06 | 2004-08-06 | Central air-collecting cooling fan hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2735540Y true CN2735540Y (en) | 2005-10-19 |
Family
ID=35265409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420029471 Expired - Fee Related CN2735540Y (en) | 2004-08-06 | 2004-08-06 | Central air-collecting cooling fan hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2735540Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104684333A (en) * | 2013-11-26 | 2015-06-03 | 鸿富锦精密工业（深圳）有限公司 | Fan wall and fan module thereof |
| CN111708410A (en) * | 2020-06-17 | 2020-09-25 | 西安易朴通讯技术有限公司 | Heat dissipation device and case |
| WO2021143952A1 (en) * | 2020-01-16 | 2021-07-22 | 北京比特大陆科技有限公司 | Flow guide cover and server having same |
| WO2021235102A1 (en) * | 2020-05-20 | 2021-11-25 | ソニーグループ株式会社 | Projection-type display device |
-
2004
- 2004-08-06 CN CN 200420029471 patent/CN2735540Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104684333A (en) * | 2013-11-26 | 2015-06-03 | 鸿富锦精密工业（深圳）有限公司 | Fan wall and fan module thereof |
| WO2021143952A1 (en) * | 2020-01-16 | 2021-07-22 | 北京比特大陆科技有限公司 | Flow guide cover and server having same |
| WO2021235102A1 (en) * | 2020-05-20 | 2021-11-25 | ソニーグループ株式会社 | Projection-type display device |
| CN111708410A (en) * | 2020-06-17 | 2020-09-25 | 西安易朴通讯技术有限公司 | Heat dissipation device and case |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051019 Termination date: 20130806 |