CN102573426A - Fan module - Google Patents
Fan module Download PDFInfo
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- CN102573426A CN102573426A CN201210022535XA CN201210022535A CN102573426A CN 102573426 A CN102573426 A CN 102573426A CN 201210022535X A CN201210022535X A CN 201210022535XA CN 201210022535 A CN201210022535 A CN 201210022535A CN 102573426 A CN102573426 A CN 102573426A
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Abstract
A fan module comprises: a thermal conducting unit, a heat dissipation unit and at least one crossflow fan. The heat dissipation unit possesses an air inlet and an air outlet. The crossflow fan is arranged opposite to the heat dissipation unit and comprises: a frame body and a centrifugal fan blade group. The frame body is provided with an air-out side, a plurality of air-in sides and a plurality of frame parts. The frame part possesses an accommodation groove and the two both define an accommodation space so as to accommodate the centrifugal fan blade group. Through the structure of the fan module, an air flow of the crossflow fan can be greatly increased, a volume occupied by the fan module can be reduced and heat dissipation efficiency can be increased.
Description
Technical field
The invention relates to a kind of fan module; Especially referring to a kind ofly can significantly increase the throughput of at least one cross flow fan and reduce outside the fan module volume, also can promote heat dissipation and effectively improve the fan module of known fan blade because of long vibration that causes and different sound phenomenon.
Background technology
Along with the electronics technology industry is constantly progressive, the electric crystal density of all kinds of wafers (like central processing unit, executable unit etc.) increases day by day, though the speed of Data Processing is more and more faster, the power that consumes and the heat of generation relatively increase; In order to make central processing unit can stablize running, high efficiency heat-sink unit has become important problem at present.
In order to keep high efficiency heat sinking function; The volume of heat-sink unit and weight are also had to heavy more greatly more thereupon; Yet in the design of notebook computer, panel computer, intelligent mobile phone, intelligent hand-hold electronic device etc., the restriction on the space is that maximum bottleneck is gone up in design always.
See also Fig. 1; Be known conventional fan module 1; Comprise a centrifugal fan 10, a heat pipe 11 and a heat-sink unit 12, traditional fan module 1 utilizes centrifugal fan 10 to drive air flow, and then takes away the heat of said heat-sink unit 12 and reach the purpose of cooling; And the area of the size of the blast of centrifugal fan 10, air quantity and heat-sink unit heat exchange promptly determines the usefulness of this fan module 1; If the heat exchange area of heat-sink unit 12 is big more, and is long more like the fin length of radiating fin,, can cause the whole volume of fan module excessive because of fin length increases though heat-sink unit 12 can be preferable with the effect that heat is discharged; Light, thin, short, the little spiritual demand that this and notebook computer are pursued is disagreed.
The dealer who is engaged in relevant industries is in order to reach above-mentioned light, thin, short, little spiritual demand; So as much as possible each element is contracted to minimizing; Therefore also that the size of this centrifugal fan is microminiaturized, but because dwindling of volume causes the flow of centrifugal fan also relatively more and more littler; The heat effect that causes being discharged is greatly affected, and microminiaturized centrifugal fan can produce more vibration and different sound greatly because of flabellum thin thickness, area.
Therefore how do not increase under the prerequisite of heat-sink unit volume as far as possible, effectively promote the usefulness of heat-sink unit, become the direction of technical staff's effort of many relevant industries.
The above, known have a following shortcoming:
1. volume is bigger;
2. heat-sinking capability is relatively poor;
3. be prone to produce vibration and different sound.
Therefore, how to solve above-mentioned public problem and disappearance, the inventor who is this case desires most ardently the direction place that research improves with the relevant manufacturer that is engaged in the industry.
Summary of the invention
For this reason, for effectively solving the above problems, main purpose of the present invention is to provide at least one cross flow fan to be arranged in the fan module, can significantly increase the air flow rate of cross flow fan and reduce the fan module of volume.
Secondary objective of the present invention is to promote heat dissipation and effectively improves and cause the vibration that beat produces and the fan module of different sound phenomenon because of blade is long.
For reaching above-mentioned purpose, the present invention is a kind of fan module, comprising: a heat-conducting unit, a heat-sink unit and at least one cross flow fan; Said heat-conducting unit one end is attached on the thermal source, and the other end of this heat-sink unit and this heat-conducting unit connects, and has the air outlet that an air intake vent and is communicated with this air intake vent; Said cross flow fan and this heat-sink unit are oppositely arranged, and it has a framework and a centrifugal flabellum group, and said framework is provided with air side, a plurality of inlet air side and a plurality of frame portion of this air intake vent of butt joint; Said inlet air side is opened in said framework each other; And be communicated with relative air side, and said frame portion has a pockets, said pockets communicates with each other and defines one jointly and is installed with the space; This is installed with this air side of spatial communication and inlet air side, and in order to be installed with this centrifugal flabellum group.
Through the design of aforesaid fan module, still can effectively significantly increase the air flow rate of cross flow fan down in the limited of space, also can reduce the volume of fan module; In addition, more can effectively improve the vibration that known fan caused because of the beat amount of the long generation of blade and the phenomenon of different sound.
Particularly, the invention provides a kind of fan module, comprising:
One heat-conducting unit, one of which end are attached on the thermal source;
One heat-sink unit connects with the relative other end of this heat-conducting unit, and has the air outlet that an air intake vent and is communicated with this air intake vent; And
At least one cross flow fan is oppositely arranged with this heat-sink unit, and it has a framework and a centrifugal flabellum group; Said framework is provided with air side, a plurality of inlet air side and a plurality of frame portion of this air intake vent of butt joint, and said inlet air side is opened in said framework each other, and is communicated with relative air side; And said frame portion has a pockets; Said pockets communicates with each other and defines one jointly and is installed with the space, and this is installed with said air side of spatial communication and inlet air side, and in order to be installed with this centrifugal flabellum group.
Preferably, described fan module, said framework two ends also have one first dividing plate and a second partition, and this first and second dividing plate is respectively equipped with an axle center hole.
Preferably, described fan module, said centrifugal flabellum group has an axle center and a plurality of Vane wheel, and said axle center wears said Vane wheel and provides said axle center hole.
Preferably, described fan module, said Vane wheel has a plurality of fan leafs respectively, and it is located on all sides in this axle center and is located in relatively in the said pockets.
Preferably, described fan module, said heat-conducting unit also have an endothermic section and a radiating part, and this endothermic section is attached on the said thermal source, and this heat-sink unit and this radiating part connect.
Preferably, described fan module, said cross flow fan also has at least one side plate, and it is arranged at position, said air side.
Preferably, it is wherein arbitrary that described fan module, said heat-sink unit can be the element of radiating fin group or radiator or tool thermal diffusivity.
Preferably, it is wherein arbitrary that described fan module, said heat-conducting unit can be the element of heat pipe or hot plate or tool thermal conductivity.
Preferably, described fan module, said heat-sink unit has a plurality of radiating fins, be formed with a honeycomb duct between the said radiating fin, and this honeycomb duct is communicated with said air intake vent and air outlet.
Preferably, described fan module, said cross flow fan more is provided with a motor, its be arranged at said first dividing plate or second partition wherein arbitrary.
The present invention has an advantage compared to known:
1. significantly reduce volume;
2. reduce the generation of vibration and different sound;
3. increase heat dissipation.
Description of drawings
Fig. 1 is the three-dimensional combination figure of known fan module;
Fig. 2 A is the three-dimensional exploded view of first embodiment of fan module of the present invention;
Fig. 2 B is the three-dimensional combination figure of first embodiment of fan module of the present invention;
Fig. 3 A is the three-dimensional exploded view of second embodiment of fan module of the present invention;
Fig. 3 B is the three-dimensional combination figure of second embodiment of fan module of the present invention;
Fig. 4 is the three-dimensional combination figure of the 3rd embodiment of fan module of the present invention.
The main element symbol description
Fan module 2
Heat-conducting unit 20
Endothermic section 201
Radiating part 202
Heat-sink unit 21
Radiating fin 211
Honeycomb duct 212
Air intake vent 213
Air outlet 214
Cross flow fan 22
Framework 221
Air side 2212
Pockets 2213a
Be installed with space 2214
First dividing plate 2215
Second partition 2216
Axle center hole 2217
Centrifugal flabellum group 222
Axle center 2221
Vane wheel 2223
Fan leaf 2223a
Motor 23
Thermal source 24
Embodiment
Characteristic on above-mentioned purpose of the present invention and structure thereof and the function will be explained according to appended graphic preferred embodiment.
See also Fig. 2 A, Fig. 2 B; Three-dimensional exploded view and three-dimensional combination figure for first embodiment of fan module of the present invention; As shown in the figure, a kind of fan module 2 comprises: a heat-conducting unit 20, a heat-sink unit 21 and at least one cross flow fan 22; Said heat-conducting unit 20 has an endothermic section 201 and a radiating part 202; This endothermic section 201 is attached on the thermal source 24 (like central processing unit, north and south bridge wafer, drawing wafer or performance element etc.), and the function of this endothermic section 201 is the heat that produced of absorption thermal source 24, and is passed on this radiating part 202; And that this heat-conducting unit 20 can be the element of heat pipe or hot plate or tool thermal conductivity is wherein arbitrary, in present embodiment with heat pipe as explanation, do not exceed but do not regard it as.
Said heat-sink unit 21 connects with the radiating part 202 of relative this heat-conducting unit 20, and has the air outlet 214 that an air intake vent 213 and is communicated with this air intake vent 213; It is wherein arbitrary that this heat-sink unit 21 can be the element of radiating fin group or radiator or tool thermal diffusivity, in present embodiment with the radiating fin group as explanation, do not exceed but do not regard it as; This heat-sink unit 21 has a plurality of radiating fins 211, and said radiating fin 211 is formed with a honeycomb duct 212 each other, and this honeycomb duct 212 is communicated with said air intake vent 213 and air outlets 214.
The aforesaid cross flow fan 22 of person is oppositely arranged with this heat-sink unit 21 in addition; This cross flow fan 22 has a framework 221 and a centrifugal flabellum group 222; Said framework 221 is provided with air side 2212, a plurality of inlet air side 2211 and a plurality of frame portion 2213 of the air intake vent 213 of a butt joint heat-sink unit 21; Said inlet air side 2211 is opened in said framework 221 each other; And be communicated with relative air side 2212, and said frame portion 2213 has a pockets 2213a, said pockets 2213a communicates with each other and defines one jointly and is installed with space 2214; This is installed with space 2214 and is communicated with said air side 2212 and inlet air side 2211, and is installed with space 2214 in order to be installed with said centrifugal flabellum group 222.
Moreover; Aforesaid centrifugal flabellum group 222 has an axle center 2221 and a plurality of Vane wheel 2223; Said Vane wheel 2223 has a plurality of fan leaf 2223a respectively, and it is located on all sides in this axle center 2221 and is located in relatively in the pockets 2213a of said frame portion 2213; The two ends of said framework 221 also have one first dividing plate 2215 and a second partition 2216, and this first and second dividing plate 2215,2216 has an axle center hole 2217 respectively, and aforesaid axle center 2221 wears said Vane wheel 2223 and provides said axle center hole 2217.
In addition, aforesaid cross flow fan 22 more is provided with a motor 23, and it is arranged at said first dividing plate 2215 or second partition 2216 arbitrary positions, and is connected with this centrifugal flabellum group 222, and it rotates in order to drive this centrifugal flabellum group 222; So invention through aforesaid fan module 2; When the motor 23 of this cross flow fan 22 orders about this centrifugal flabellum group 222 when rotating; At first can the outside fluid be directed in the said pockets 2213a via said inlet air side 2211; Then fluid is expelled in the air intake vent 213 of relative heat-sink unit 21 via this air side 2212 through said Vane wheel 2223 again; And the fluid of discharging flows to the direction of said air outlet 214 through the honeycomb duct 212 of said radiating fin 211 again, and fluid can be discharged the heat that said radiating part 202 conducts on the said radiating fin 211 in the lump by this air outlet 214, to increase heat dissipation and to reach radiating effect.
In addition; This structure Design of the present invention can be under limited space, said centrifugal flabellum group 222 and still horizontal expansion in the past of axle center 2221; And advance to promote outside the heat dissipation by the flow that this cross flow fan 22 significantly increases air-flow, also can effectively reduce the volume of fan module 2; Moreover, known fan module be can improve and its blade the vibration that the beat amount that produces caused and the phenomenon of different sound increased in order to increase heat dissipation.
See also Fig. 3 A, Fig. 3 B; Be three-dimensional exploded view and the three-dimensional combination figure of second embodiment of fan module of the present invention, described fan module portion of element and interelement corresponding relation are identical with aforesaid fan module, so repeat no more at this; Only this fan module and aforementioned topmost difference do; Said cross flow fan 22 also has at least one side plate 2218, and said side plate 2218 is arranged at 2212 positions, said air side, and is located at air intake vent 213 places of said heat-sink unit 21 relatively; So when this centrifugal flabellum group 222 of motor 23 drivings of this cross flow fan 22 is rotated; Can the outside fluid be directed in the said pockets 2213a via said inlet air side 2211; Then fluid is expelled in the air intake vent 213 of relative heat-sink unit 21 through said Vane wheel 2223; And fluid can flow towards these air outlet 214 directions through the honeycomb duct 212 of said radiating fin 211; And in simultaneously, fluid can be taken to this air outlet 214 with heat and carry out discharging operation, advances to increase heat radiation function and to reach radiating effect.
See also Fig. 4 at last; Be the three-dimensional combination figure of the 3rd embodiment of fan module of the present invention, described fan module portion of element and interelement corresponding relation are identical with aforesaid fan module, so repeat no more at this; Only this fan module and aforementioned topmost difference do; Said cross flow fan 22 can be simultaneously a plurality of side-by-side, and the air outlet 214 that can make fluid that heat is taken to said heat-sink unit 21 equally carries out discharging operation, and then reaches the usefulness of heat radiation; And in present embodiment be with two cross flow fans 22 side by side as the explanation, do not exceed but do not regard it as.
The above, the present invention has an advantage compared to known:
1. significantly reduce volume;
2. reduce the generation of vibration and different sound;
3. increase heat dissipation.
Below the present invention is done a detailed description, only the above person is merely a preferred embodiment of the present invention, when not limiting the scope that the present invention implements.Be that all equalizations of doing according to claim scope of the present invention change and modify etc., all should still belong to patent covering scope of the present invention.
Claims (10)
1. a fan module is characterized in that, comprising:
One heat-conducting unit, one of which end are attached on the thermal source;
One heat-sink unit, its other end with relative this heat-conducting unit connects, and has the air outlet that an air intake vent and is communicated with this air intake vent; And
At least one cross flow fan, itself and this heat-sink unit is oppositely arranged, and it has a framework and a centrifugal flabellum group; Said framework is provided with air side, a plurality of inlet air side and a plurality of frame portion of this air intake vent of butt joint, and said inlet air side is opened in said framework each other, and is communicated with relative air side; And said frame portion has a pockets; Said pockets communicates with each other and defines one jointly and is installed with the space, and this is installed with said air side of spatial communication and inlet air side, and in order to be installed with this centrifugal flabellum group.
2. fan module as claimed in claim 1 is characterized in that, said framework two ends also have one first dividing plate and a second partition, and this first and second dividing plate is respectively equipped with an axle center hole.
3. fan module as claimed in claim 2 is characterized in that, said centrifugal flabellum group has an axle center and a plurality of Vane wheel, and said axle center wears said Vane wheel and provides said axle center hole.
4. fan module as claimed in claim 3 is characterized in that said Vane wheel has a plurality of fan leafs respectively, and it is located on all sides in this axle center and is located in relatively in the said pockets.
5. fan module as claimed in claim 1 is characterized in that, said heat-conducting unit also has an endothermic section and a radiating part, and this endothermic section is attached on the said thermal source, and this heat-sink unit and this radiating part connect.
6. fan module as claimed in claim 1 is characterized in that said cross flow fan also has at least one side plate, and it is arranged at position, said air side.
7. fan module as claimed in claim 1 is characterized in that, it is wherein arbitrary that said heat-sink unit can be the element of radiating fin group or radiator or tool thermal diffusivity.
8. fan module as claimed in claim 1 is characterized in that, it is wherein arbitrary that said heat-conducting unit can be the element of heat pipe or hot plate or tool thermal conductivity.
9. fan module as claimed in claim 7 is characterized in that said heat-sink unit has a plurality of radiating fins, be formed with a honeycomb duct between the said radiating fin, and this honeycomb duct is communicated with said air intake vent and air outlet.
10. fan module as claimed in claim 2 is characterized in that said cross flow fan also is provided with a motor, its be arranged at said first dividing plate or second partition wherein arbitrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210022535.XA CN102573426B (en) | 2012-02-01 | 2012-02-01 | Fan module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210022535.XA CN102573426B (en) | 2012-02-01 | 2012-02-01 | Fan module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102573426A true CN102573426A (en) | 2012-07-11 |
| CN102573426B CN102573426B (en) | 2015-10-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210022535.XA Active CN102573426B (en) | 2012-02-01 | 2012-02-01 | Fan module |
Country Status (1)
| Country | Link |
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| CN (1) | CN102573426B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925239A (en) * | 2013-01-10 | 2014-07-16 | 纬创资通股份有限公司 | Composite Fan Structure |
| CN104421190A (en) * | 2013-09-04 | 2015-03-18 | 广东美的暖通设备有限公司 | Blowing-in fan and air conditioner with same |
| CN104421189A (en) * | 2013-09-04 | 2015-03-18 | 广东美的暖通设备有限公司 | Blowing-in fan and air conditioner with same |
| CN104105379B (en) * | 2013-04-12 | 2017-06-09 | 技嘉科技股份有限公司 | Radiating subassembly and display card module |
| CN108843603A (en) * | 2018-07-24 | 2018-11-20 | 大连碧蓝节能环保科技有限公司 | Centrifugal blower arranged side by side |
| CN108980079A (en) * | 2018-07-24 | 2018-12-11 | 大连碧蓝节能环保科技有限公司 | Through-flow is centrifuged hybrid blower |
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| CN1447424A (en) * | 2003-04-22 | 2003-10-08 | 威盛电子股份有限公司 | Combination of side blowing type heat radiation fins for electronic components |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925239A (en) * | 2013-01-10 | 2014-07-16 | 纬创资通股份有限公司 | Composite Fan Structure |
| CN104105379B (en) * | 2013-04-12 | 2017-06-09 | 技嘉科技股份有限公司 | Radiating subassembly and display card module |
| CN104421190A (en) * | 2013-09-04 | 2015-03-18 | 广东美的暖通设备有限公司 | Blowing-in fan and air conditioner with same |
| CN104421189A (en) * | 2013-09-04 | 2015-03-18 | 广东美的暖通设备有限公司 | Blowing-in fan and air conditioner with same |
| CN104421189B (en) * | 2013-09-04 | 2017-08-29 | 广东美的暖通设备有限公司 | Breeze fan and the air-conditioning with it |
| CN104421190B (en) * | 2013-09-04 | 2017-11-10 | 广东美的暖通设备有限公司 | Breeze fan and there is its air-conditioning |
| CN108843603A (en) * | 2018-07-24 | 2018-11-20 | 大连碧蓝节能环保科技有限公司 | Centrifugal blower arranged side by side |
| CN108980079A (en) * | 2018-07-24 | 2018-12-11 | 大连碧蓝节能环保科技有限公司 | Through-flow is centrifuged hybrid blower |
| CN108843603B (en) * | 2018-07-24 | 2020-01-21 | 威海市豪顿风机股份有限公司 | Parallel centrifugal fan |
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|---|---|
| CN102573426B (en) | 2015-10-21 |
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