CN201210785Y - Air cooling heat conducting module - Google Patents
Air cooling heat conducting module Download PDFInfo
- Publication number
- CN201210785Y CN201210785Y CN 200820117017 CN200820117017U CN201210785Y CN 201210785 Y CN201210785 Y CN 201210785Y CN 200820117017 CN200820117017 CN 200820117017 CN 200820117017 U CN200820117017 U CN 200820117017U CN 201210785 Y CN201210785 Y CN 201210785Y
- Authority
- CN
- China
- Prior art keywords
- silicon steel
- fin
- steel sheet
- impeller
- heat conduction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001816 cooling Methods 0.000 title 1
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 52
- 241000883990 Flabellum Species 0.000 claims description 18
- 238000009423 ventilation Methods 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims description 2
- 230000005284 excitation Effects 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000008676 import Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Permanent Magnet Type Synchronous Machine (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
An air cooled heat transfer module, comprising a frame unit, a fin unit with a plurality of first fins, a rotor unit and a driving unit; the rotor unit comprises a fan wheel with a plurality of first blades, a magnetic ring disposed on the fan wheel, and first and second silicon steel sheets attached on top and bottom of the magnetic ring; electrical excitation can drive the first and second silicon steel sheets to generate rotation from mutually magnetic push thereof to drive the fan wheel to rotate, in order to carry out heat exchange between outer air and the fin unit; this utility model not only simplify inner component for electrical excitation, but also reduce space occupied by the first, second silicon steel sheets and the magnetic ring, being beneficial to thin this air cooled heat transfer module.
Description
[technical field]
The utility model relates to a kind of heat conduction module, particularly relates to a kind of ventilation type heat conduction module with fin.
[background technology]
Consult Fig. 1, general heat conduction module 1, comprise a fin seat 17, a base 11 of being located on this fin seat 17, central siphon 12 from these base 11 central projections, a bearing 10 of being located in this central siphon 12, a circuit board 13 that is sheathed on these central siphon 12 peripheries, overlapping this central siphon 12 silicon steel sheet 14 on every side that is located on of multi-disc, the many coils 16 that are wound in silicon steel sheet 14, and impeller unit 15, wherein, this impeller unit 15 comprises a wheel hub 151 that is hollow and described silicon steel sheet 14 of energy cover cap and coil 16, an axostylus axostyle 152 that is arranged in this bearing 10 rotationally and is connected with this wheel hub 151, multi-disc from the flabellum 153 of these wheel hub 151 outside projections, reaches a magnet ring 154 that is located on the inner peripheral surface of this wheel hub 151 respectively.
After this circuit board 13 operates via extraneous power supply energising, described silicon steel sheet 14 is produced alternating magnetic field with coil 16 energization excitations, then, repel each other by the magnetic force of this magnet ring 154 with described silicon steel sheet 14 and coil 16, make this magnet ring 154 produce rotation, and then a plurality of fins 171 that extraneous air is imported on inner and this fin seat 17 carry out heat exchange, reach the purpose of heat conduction.
Yet if dwindle the volume of described silicon steel sheet 14 and coil 16, the magnetic repulsion that generally can cause energization excitation to produce reduces, and then influences the speed that this impeller unit 15 rotates, and reduces the heat transfer efficiency of described fin 171 relatively; Therefore, described silicon steel sheet 14 need occupy certain volume with coil 16, and the magnetic repulsion that is produced when keeping energization excitation makes the thinning of this heat conduction module 1 be restricted relatively.
[utility model content]
The purpose of this utility model is to provide the thinning of a kind of energy and reduces the ventilation type heat conduction module of thickness volume.
For achieving the above object, the utility model ventilation type heat conduction module comprises a frame unit, a fin unit, a rotor unit, and a driver element.
This frame unit comprises a base, and one wherein, this base has a body that is connected with this fixed axis from the upwardly extending fixed axis of this base, reach one from this body extend upward and with this fixed axis supporter separately.
This fin unit comprises multi-disc from upwardly extending first fin of the body of this base, and described first fin is provided with around this fixed axis and space.
This rotor unit comprises an impeller, first silicon steel sheet that magnet ring, an a slice that is arranged on this impeller adheres on this magnet ring end face on the fixed axis that is hubbed on this frame unit, and a slice adheres on second silicon steel sheet of this magnet ring bottom surface, wherein, this impeller has one and is hubbed on the sleeve on this fixed axis, first flabellum, hollow form ring frame that is located on the described first flabellum external end edge that multi-disc is extended to external radiation from this sleeve, is to be provided with at least one bearing between this sleeve and this fixed axis in addition.
This driver element comprise one be sheathed on these magnet ring outer peripheral edges and be positioned at this first, between two silicon steel sheets and be fixed in circuit board on this supporter, one around being laid on this circuit board and in the face of one first coil groups of this first silicon steel sheet, one around being laid on this circuit board and in the face of second coil groups of this second silicon steel sheet, and one be electrically connected this circuit board and with this first, two silicon steel sheets separately and the sensing element that changes in order to the magnetic of detecting this rotor unit, this is first years old, two coil group energization excitation produces alternating magnetic field, and make this first, two silicon steel sheets rotate because of its magnetic repulsion, this magnet ring rotation of related driving.
Effect of the present utility model is, by with this first and second coil groups energization excitation, make first and second silicon steel sheet on this magnet ring because of this impeller of the related driving rotation that rotates of its magnetic repulsion, and then make outside air and this fin unit that imports carry out heat exchange, can only effectively not simplify its inner energization excitation member, the shared space of silicon steel sheet and magnet ring is reduced, help this ventilation type heat conduction module of thinning.
[description of drawings]
Fig. 1 is a cutaway view, and the aspect of existing heat conduction module is described.
Fig. 2 is a three-dimensional exploded view, and the preferred embodiment of the utility model ventilation type heat conduction module is described.
Fig. 3 is a cutaway view, and the structure of this preferred embodiment is described.
Fig. 4 is a part of vertical view, and the staggered aspect of first and second silicon steel sheet of this preferred embodiment is described.
[embodiment]
Below by preferred embodiment and accompanying drawing the utility model ventilation type heat conduction module is elaborated.
Before the utility model is described in detail, be noted that in the following description similar elements is to represent with identical numbering.
Consult Fig. 2, the preferred embodiment of the utility model ventilation type heat conduction module 2 comprises a frame unit 3, fin unit 6, a rotor unit 4, and a driver element 5.
Consult Fig. 2,3, this frame unit 3 comprises a base 31, and local upwardly extending fixed axis 32 from these base 31 centers, wherein, this base 31 has a body 311 that is connected with this fixed axis 32, and one from this body 311 extend upward and with this fixed axis 32 supporter 312 separately.
The supporter 312 of this base 31 is formed with the fixed part 313 that four screws 310, four are put for screw 310 locks, and four correspondences are located on the described fixed part 313 and can stretch through and by the made pad spare 314 of plastic material for screw 310.
This fin unit 6 comprises body 311 upwardly extending first fins 61 of multi-disc from this base 31, and multi-disc extends upward and is located at intervals second fin 62 of described first fin 61 peripheries from this body 311, wherein, described first fin 61 is provided with around this fixed axis 32 and space, and the height of each first fin 61 is the height greater than each second fin 62.
This rotor unit 4 comprises an impeller 41 on the fixed axis 32 that is hubbed on this frame unit 3, a magnet ring 42 that is arranged on this impeller 41, a slice adheres on first silicon steel sheet 43 of these magnet ring 42 end faces, and a slice adheres on second silicon steel sheet 44 of these magnet ring 42 bottom surfaces, wherein, this impeller 41 has a sleeve 411 that is hubbed on this fixed axis 32, first flabellum 412 that multi-disc is extended to external radiation from this sleeve 411, a hollow form ring frame 413 that is located on described first flabellum, 412 external end edges, one side is from the outward extending basal wall 414 of these ring frame 413 peripheries, and multi-disc is disposed on second flabellum 415 on this basal wall 414.
In addition, this rotor unit 4 also comprises three bearings 45 that are arranged between this sleeve 411 and this fixed axis 32, though present embodiment adopts three bearings 45, but also can only adopt the bearing 45 of or other quantity, this kind replaces with to have in its affiliated technical field knows that usually the knowledgeable finishes easily, so should be not to be confined to present embodiment for bearing 45 quantitative explanations.
This first silicon steel sheet 43 has first a ring plate portion 431 that is hollow form, and it is a plurality of from this first ring plate portion outward extending first projection piece 432 in 431 peripheries interval, wherein, this first ring plate portion 431 is placed on the ring frame 413 of this impeller 41 and adheres on this magnet ring 42 end faces.
Consult Fig. 2,4, this second silicon steel sheet 44 has second a ring plate portion 441 that is hollow form, and it is a plurality of from this second ring plate portion outward extending second projection piece 442 in 441 peripheries interval, wherein, this second ring plate portion 441 is placed on the ring frame 413 of this impeller 41 and adheres on this magnet ring 42 bottom surfaces, and, described second projection piece 442 and described first projection piece 432 interlaced (as shown in Figure 4).
The continuous Fig. 2,3 that consults, this driver element 5 comprise one be sheathed on these magnet ring 42 outer peripheral edges and between this first and second silicon steel sheet 43,44 and be fixed in circuit board 51 on this supporter 312, around being laid on this circuit board 51 and respectively in the face of first and second coil groups 52,53 of this first and second silicon steel sheet 43,44, and one be electrically connected this circuit board 51 and with this first and second silicon steel sheet 43,44 separately and the sensing element 54 that changes in order to the magnetic of detecting this rotor unit 4.
This circuit board 51 is stacked and placed on the pad spare 314 of this base 31, and this circuit board 51 locks are established the fixed part 313 that is fixed in this supporter 312 by described screw 310, and first and second projection piece the 432, the 442nd of this first and second silicon steel sheet 43,44, respectively in the face of this first and second coil groups 52,53.
Moreover, first and second coil groups the 52, the 53rd of this driver element 5 is located at the opposite sides of this circuit board 51 respectively, and adopt two metal line to form around laying with the opposite directions continuous crisping, each metal line can constitute many coil turns (its coil turn be concentric circles aspect as the fingerprint form in appearance, each coil turn is arranged around these circuit board 51 centers in the concentric circles mode again).
Be noted that at this, because the different magnetic that these magnet ring 42 opposite sides have, make first silicon steel sheet 43 and second silicon steel sheet 44 that are affixed by these magnet ring 42 opposite sides respectively have the two-phase diamagnetism, utilize whereby this first and second projection piece 432,442 respectively with these first and second coil groups 52,53 magnetic force mutual exclusions, drive this first and second silicon steel sheet 43,44 and rotate.
Wherein, for making this first and second silicon steel sheet 43,44 continue to rotate, the sensing element 54 of this driver element 5 is to be used for the magnetic of this first and second silicon steel sheet 43,44 of sensing, and then the control conducting is in the sense of current of this first and second coil groups 52,53, this first and second coil groups 52,53 is cooperated at any time produce corresponding magnetic, and then magnetic is scolded this first and second silicon steel sheet 43,44 rotations, because this sensing element 54 knows usually that by having in the affiliated technical field the knowledgeable is known, its thin portion member is just no longer added to give unnecessary details with action.
According to above-mentioned design, first flabellum 412 of this impeller 41 is to be an axial type electric fan pattern, 415 of second flabellums are a centrifugal fan flabellum pattern, therefore when this impeller 41 rotates, this first flabellum 411 is air-flow to be guided from top to bottom enter in second flabellum 415, utilize this second flabellum 415 that air is spilt out by lateral guide again, and form the impeller 41 of an air inlet through hollow shaft, side direction air-out.
And, utilize each first fin 61 to be higher than the design of each second fin 62, make this first fin 61 be placed in 415 of described second flabellums, so that import the air-flow of external heat exchange certainly by first flabellum 412, and by with described second flabellum 415 with the body 311 periphery heats of this base 31 along with lateral airflow derives, in order to strengthen the efficient of heat conduction.
Because this is first years old, two coil group 52, the 53rd, be laid on this circuit board 51, being wound in described silicon steel sheet 14 shared spaces for the coil 16 shown in Fig. 1 general technology just can effectively reduce, and this first, two silicon steel sheets 43, the 44th, the flaky texture that thickness is quite thin, constituted so that multi-disc is stacked compared to the silicon steel sheet 14 shown in Fig. 1 general technology, obviously also can effectively reduce thickness, moreover, magnet ring 154 shown in Fig. 1 general technology, must with described silicon steel sheet 14, coil 16 match induction and on its thickness greater than both summations of silicon steel sheet 14 and coil 16, review present embodiment and but be because this first, two coil group 52,53 with this first, two silicon steel sheets 43,44 all is thickness structure as thin as a wafer, and this magnet ring 42 again by this first, two silicon steel sheets 43,44 limitations that insert and put are so this magnet ring 42 also can effectively reduce thickness.Therefore, because first and second coil groups 52,53, first and second silicon steel sheet 43,44, the magnet ring 42 of present embodiment can both reduce thickness, so the just effectively thinning and reduce thickness volume of this ventilation type heat conduction module 2.
In addition, this circuit board 51 is to be posted by described pad spare 314 and to be locked on the fixed part 313 of this supporter 312, it is made by plastic cement material utilizing described pad spare 314, can absorb the vibrations that produced when this rotor unit 4 rotates, and just can improve the stability of this impeller 41 when rotating.
Conclude above-mentioned, the utility model ventilation type heat conduction module 2, utilization is with these first and second coil groups 52,53 energization excitations, first and second silicon steel sheet 43,44 on this magnet ring 42 is rotated and these impeller 41 rotations of related driving, and then make outside air and this fin unit 6 that imports carry out heat exchange, and not only simplify the member of inner energization excitation, also reduce the shared space of silicon steel sheet and magnet ring, help this ventilation type heat conduction module 2 of thinning, so can reach the purpose of this utility model really.
Claims (5)
1. ventilation type heat conduction module, comprise a frame unit, and fin unit, this frame unit comprises a base, reaches one from the upwardly extending fixed axis of this base, wherein, this base has a body that is connected with this fixed axis, and one from this body extend upward and with this fixed axis supporter separately, this fin unit comprises that multi-disc from upwardly extending first fin of the body of this base, is characterized in that:
First fin of this fin unit is to be surrounded on this fixed axis to be provided with at interval, this ventilation type heat conduction module also comprises a rotor unit, and driver element, this rotor unit comprises an impeller on the fixed axis that is hubbed on this frame unit, a magnet ring that is arranged on this impeller, a slice adheres on first silicon steel sheet of this magnet ring end face, and a slice adheres on second silicon steel sheet of this magnet ring bottom surface, wherein, this impeller has a sleeve that is hubbed on this fixed axis, first flabellum that multi-disc is extended to external radiation from this sleeve, a hollow form ring frame that is located on the described first flabellum external end edge, between this sleeve and this fixed axis, be provided with at least one bearing in addition, this driver element comprise a slice be sheathed on these magnet ring outer peripheral edges and be positioned at this first, between two silicon steel sheets and be fixed in circuit board on this supporter, one around being laid on this circuit board and in the face of one first coil groups of this first silicon steel sheet, one around being laid on this circuit board and in the face of second coil groups of this second silicon steel sheet, and one be electrically connected this circuit board and with this first, two silicon steel sheets are separately and in order to detect the sensing element that this rotor unit magnetic changes.
2. ventilation type heat conduction module as claimed in claim 1 is characterized in that:
This impeller also has one side from the outward extending basal wall of this ring frame periphery, and multi-disc is disposed on second flabellum on this basal wall.
3. ventilation type heat conduction module as claimed in claim 2 is characterized in that:
This first silicon steel sheet has first a ring plate portion that is hollow form, and it is a plurality of from this first ring plate portion outward extending first projection piece in periphery interval, this first ring plate portion is placed on the ring frame of this impeller and adheres on this magnet ring end face, described first projection piece is in the face of first coil groups of this driver element, this second silicon steel sheet has second a ring plate portion that is hollow form, and it is a plurality of from this second ring plate portion outward extending second projection piece in periphery interval, this second ring plate portion is placed on the ring frame of this impeller and adheres on this magnet ring bottom surface, described second projection piece is in the face of second coil groups of this driver element, and described second projection piece and described first projection piece are interlaced.
4. ventilation type heat conduction module as claimed in claim 3 is characterized in that:
This supporter has a plurality of fixed parts, a plurality of correspondence is located on the described fixed part and by the made pad spare of plastic cement material, and stretch through described pad spare and circuit board and spiral shell of a plurality of correspondences is located at the screw of this fixed part.
5. ventilation type heat conduction module as claimed in claim 4 is characterized in that:
This fin unit also has multi-disc and extends upward and be located on second fin of the described first fin periphery from the body of this base, and the height of each first fin is greater than the height of each second fin.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200820117017 CN201210785Y (en) | 2008-06-13 | 2008-06-13 | Air cooling heat conducting module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200820117017 CN201210785Y (en) | 2008-06-13 | 2008-06-13 | Air cooling heat conducting module |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201210785Y true CN201210785Y (en) | 2009-03-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200820117017 Expired - Fee Related CN201210785Y (en) | 2008-06-13 | 2008-06-13 | Air cooling heat conducting module |
Country Status (1)
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CN (1) | CN201210785Y (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106502345A (en) * | 2015-09-03 | 2017-03-15 | 苹果公司 | Peripheral driver centrifugal fan |
CN108575074A (en) * | 2017-03-09 | 2018-09-25 | 德尔福国际业务卢森堡公司 | Electronic equipment for motor vehicles |
-
2008
- 2008-06-13 CN CN 200820117017 patent/CN201210785Y/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106502345A (en) * | 2015-09-03 | 2017-03-15 | 苹果公司 | Peripheral driver centrifugal fan |
CN106502345B (en) * | 2015-09-03 | 2019-11-08 | 苹果公司 | Peripheral driver centrifugal fan |
CN108575074A (en) * | 2017-03-09 | 2018-09-25 | 德尔福国际业务卢森堡公司 | Electronic equipment for motor vehicles |
CN108575074B (en) * | 2017-03-09 | 2020-06-02 | 德尔福国际业务卢森堡公司 | Electronic assembly |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090318 Termination date: 20140613 |
|
EXPY | Termination of patent right or utility model |