CN203412788U - Heat radiation fan with balance function - Google Patents
Heat radiation fan with balance function Download PDFInfo
- Publication number
- CN203412788U CN203412788U CN201320386772.4U CN201320386772U CN203412788U CN 203412788 U CN203412788 U CN 203412788U CN 201320386772 U CN201320386772 U CN 201320386772U CN 203412788 U CN203412788 U CN 203412788U
- Authority
- CN
- China
- Prior art keywords
- substrate
- radiation fan
- permanent magnet
- stator pack
- counterbalance
- 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
- 230000005855 radiation Effects 0.000 title claims description 42
- 239000000758 substrate Substances 0.000 claims abstract description 43
- 230000005291 magnetic effect Effects 0.000 claims abstract description 41
- 238000009413 insulation Methods 0.000 claims description 10
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 9
- 238000009966 trimming Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 abstract 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 9
- 230000008676 import Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 238000005323 electroforming Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/662—Balancing of rotors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
- F04D25/064—Details of the rotor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model relates to a radiator fan with balance function, which comprises a fan frame, a stator group and a fan wheel. The fan frame comprises a balancing piece, the stator group comprises a substrate and a coil group, the fan wheel is rotatably combined with the shaft connecting part and is provided with a permanent magnet, and an air gap is formed between the permanent magnet and the coil group of the stator group; the permanent magnet of the fan wheel is provided with a magnetic attraction range, the magnetic attraction range is axially opposite to the balance piece, and the substrate is positioned between the permanent magnet and the balance piece and used for shielding at least one part of the magnetic attraction range; therefore, the problem that the magnetic attraction force generated by direct opposition between the permanent magnet and the balance piece is too large can be solved, so that the resistance of the fan wheel during rotation is reduced, and the effect of improving the operation quality of the cooling fan is achieved.
Description
Technical field
The utility model is about a kind of radiation fan, especially a kind of radiation fan of guaranteeing that impeller steadily rotates.
Background technique
The existing motor configuration with balancing patch, as TaiWan, China is announced " Brushless DC motor structure " new patent case of No. 423760.Please refer to shown in Fig. 1, this existing motor 8 roughly comprises a pedestal 81, a stator 82, a rotor 83 and a balancing patch 84.This pedestal 81 has a central siphon 811; This stator 82 is incorporated into the periphery wall of this central siphon 811; This rotor 83 is provided with an axostylus axostyle 831 and a permanent magnet 832, and wherein this rotor 83 is the central siphons 811 by this pedestal 81 of the rotatable combination of this axostylus axostyle 831; This balancing patch 84 is that magnetic conductive material is made, and this balancing patch 84 is arranged on this pedestal 81 and with this permanent magnet 832 and keeps a magnetic spacing (G), to can form a magnetic effect between this balancing patch 84 and this permanent magnet 832, and then can impel this rotor 83 steadily to rotate.
When above-mentioned existing motor 8 is applied to radiation fan, though can guarantee that the impeller of this radiation fan steadily rotates by this balancing patch 84; Yet, also owing to being provided with balancing patch 84 between this pedestal 81 and this permanent magnet 832, cause this existing motor 8 to be difficult to again the further whole axial height of reduction; Therefore, relatively this existing radiation fan of limit is designed to the feasibility of more compactization, and this balancing patch 84 must sheathedly be incorporated into the central siphon 811 of this pedestal 81 when assembling, also can cause the inconvenience in assembling.
As TaiWan, China, announce " motor and there is the radiation fan of this motor " patent of invention case of No. I384732 again.Please refer to shown in Fig. 2, this existing motor 9 comprises a counterbalance 91, a stator 92 and a rotor 93.This counterbalance 91 is provided with an axis part 911 and a magnet sensing part 912; This stator 92 is in conjunction with this counterbalance 91; This rotor 93 comprises a rotatingshaft 931 and a permanent magnet 932, and this rotatingshaft 931 is in conjunction with this axis part 911, the mutual corresponding magnetic of magnet sensing part 912 of this permanent magnet 932 and this counterbalance 91.Whereby, this counterbalance 91 can be in order to maintain the balance rotating of this rotor 93.
When the existing motor 9 of above-mentioned another kind is applied to radiation fan, directly to replace the fan frame pedestal of traditional heat-dissipating fan with counterbalance 91, therefore conventional balanced sheet need not be set again between this counterbalance 91 and the permanent magnet 932 of this rotor 93, effectively to reduce the whole axial height of this radiation fan, and hold concurrently and can improve assembling convenience.Yet, between the permanent magnet 932 of this existing motor 9 and counterbalance 91 easily but because corresponding area is excessive and directly relative, cause this permanent magnet 932 excessive with counterbalance 91 axial magnetic suction between the two, when existing motor 9 is applied to radiation fan, this axial magnetic suction easily increases the impeller resistance in when rotation, and then affects the running quality of radiation fan.
Summary of the invention
The utility model main purpose is the radiation fan that is to provide a kind of tool equilibrium function, in order to the axial magnetic suction between effective minimizing permanent magnet and counterbalance.
For reaching aforementioned goal of the invention, the radiation fan of the utility model tool equilibrium function at least comprises a fan frame, stator group and an impeller.This fan frame comprises a counterbalance, and the outer periphery of this counterbalance are provided with an outer frame, and this outer frame is provided with a wind inlet and an exhaust outlet, and this counterbalance is provided with an axis part; This stator pack comprises a substrate and a coil groups; And this impeller comprises a central shaft and a permanent magnet, this central shaft is rotatably incorporated into this axis part, between this permanent magnet and the coil groups of this stator pack, forms an air gap; Wherein the permanent magnet of this impeller has an outer ring surface and an inner ring surface, between this outer ring surface and inner ring surface, form a magnetic scope, this magnetic scope is axially relative with this counterbalance, the substrate of this stator pack is between this permanent magnet and this counterbalance, in order to cover at least a portion of this magnetic scope.
Air gap between described permanent magnet and the coil groups of this stator pack is axial air-gap or radial air gap.
The outer periphery of the substrate of described stator pack are positioned at this magnetic scope or exceed this magnetic scope.
The substrate surface of described stator pack forms this coil groups, and this substrate is a circuit board, and this coil groups is electrically connected one drive circuit.
Described stator pack separately comprises at least one silicon steel plate and an insulation external member, and this substrate surface is provided with drive circuit to form a circuit substrate, and it is outside that this insulation external member is incorporated into this silicon steel plate, and this coil groups is wound in this insulation external member.
The outer periphery of the substrate of described stator pack are provided with relatively several breach.
The outer periphery of the substrate of described stator pack are provided with relatively several trimmings.
The outer frame of described fan frame is in conjunction with a cover plate, and this cover plate is provided with a through hole, and this through hole is relative with the wind inlet of this outer frame.
Radiation fan by above-mentioned tool equilibrium function, the substrate of this stator pack can cover at least a portion of this magnetic scope, in order to solve between this permanent magnet and this counterbalance because of problems such as direct relative produced magnetic attraction are excessive, resistance while rotating effectively to reduce this impeller, and then reach the effect that improves radiation fan running quality.
Accompanying drawing explanation
Fig. 1 is the assembled sectional view of the existing motor of the first.
Fig. 2 is the assembled sectional view of the existing motor of the second.
Fig. 3 is the three-dimensional exploded view of radiation fan of the tool equilibrium function of the utility model the first preferred embodiment.
Fig. 4 is the assembled sectional view of radiation fan of the tool equilibrium function of the utility model the first preferred embodiment.
Fig. 5 is the three-dimensional exploded view of radiation fan of the tool equilibrium function of the utility model the second preferred embodiment.
Fig. 6 is the assembled sectional view of radiation fan of the tool equilibrium function of the utility model the second preferred embodiment.
Fig. 7 is another better embodiment schematic top plan view of substrate of the radiation fan of the utility model tool equilibrium function.
Fig. 8 is the another better embodiment schematic top plan view of substrate of the radiation fan of the utility model tool equilibrium function.
Wherein:
(the utility model)
The auxiliary wind inlet of 1 fan frame 11 counterbalance 111
12 outer frame 121 wind inlet 122 exhaust outlets
13 axis part 14 cover plate 141 through holes
2 stator pack 21 substrate 211 outer periphery
22 coil groups 3 impeller 31 central shafts
32 permanent magnet 321 outer ring surface 322 inner ring surfaces
4 stator pack 41 substrate 411 outer periphery
412 breach 413 trimming 42 silicon steel plates
43 insulation external member 44 coil groups D magnetic scopes
(prior art)
8 motor 81 pedestal 811 central siphons
82 stator 83 rotors
831 axostylus axostyle 832 permanent magnet 84 balancing patches
G magnetic spacing 9 motor 91 counterbalances
911 axis part 912 magnet sensing part 92 stators
93 rotor 931 rotatingshaft 932 permanent magnets.
Embodiment
For above-mentioned and other object of the present utility model, feature and advantage can be become apparent, preferred embodiment of the present utility model cited below particularly, and coordinate accompanying drawing, be described in detail below.
Please refer to shown in Fig. 3 and Fig. 4, the radiation fan of the tool equilibrium function of the utility model the first preferred embodiment at least comprises a fan frame 1, stator group 2 and an impeller 3.This fan frame 1, for importing and derive the frame structure of air-flow, is fanned frame, centrifugal fan frame or horizontal convection fan frame etc. such as axial flow, and in this preferred embodiment, this fan frame 1 is centrifugal fan frame; This stator pack 2 is to be incorporated into this fan frame 1 inside; This impeller 3 is to be rotatably incorporated into this stator pack 2, to drive this impeller 3 rotation starts by this stator pack 2.
Above-mentioned fan frame 1 can be various can for above-mentioned stator pack 2 and above-mentioned impeller 3 be accommodating and for air-flow, with axial direction, import and hollow frame structure that radial direction derives, this hollow frame structure can be the structural design of various geometrical shapies, such as polygon, circle or oval etc.; In this preferred embodiment, disclosing this fan frame 1 is tetragonal frame structure.
Above-mentioned fan frame 1 mainly comprises a counterbalance 11, this counterbalance 11 be select can with the member of the mutual magnetic of a permanent magnet, such as: this counterbalance 11 can be metal sheet etc.; The outer periphery 211 of this counterbalance 11 are provided with an outer frame 12, and this outer frame 12 is provided with a wind inlet 121 and an exhaust outlet 122, and in order to import and to derive air-flow, and this counterbalance 11 is provided with an axis part 13, for above-mentioned impeller 3 combinations.
Again, the outer frame 12 of above-mentioned fan frame 1 is better can be in conjunction with a cover plate 14, and this cover plate 14 is provided with a through hole 141, and this through hole 141 is relative with the wind inlet 121 of this outer frame 12.
Said stator group 2 is be arranged at above-mentioned fan frame 1 inside and be incorporated into this counterbalance 11; Wherein this stator pack 2 is various for after above-mentioned impeller 3 combinations, in order to drive the structural design of these impeller 3 rotation starts.In this preferred embodiment, this stator pack 2 has a substrate 21, this substrate 21 is incorporated into this 13 outer peripherys, axis part, and the modes such as can connect up in these substrate 21 surfaces, electroforming are provided with at least one coil groups 22, make this substrate 21 can form a circuit board, this coil groups 22 is in order to be electrically connected one drive circuit (not shown), to drive above-mentioned impeller 3 rotation starts.
Above-mentioned impeller 3 is provided with a central shaft 31 and a permanent magnet 32, this central shaft 31 is rotatably incorporated into the axis part 13 of this fan frame 1, between this permanent magnet 32 and the coil groups 22 of this stator pack 2, form an air gap, in this preferred embodiment, this air gap is axial air-gap.
Again, please coordinate with reference to shown in Fig. 4, the permanent magnet 32 of above-mentioned impeller 3 has an outer ring surface 321 and an inner ring surface 322, between this outer ring surface 321 and inner ring surface 322, form a magnetic scope D, this magnetic scope D is axially relative with this counterbalance 11, and this substrate 21 is between this permanent magnet 32 and this counterbalance 11, in order to cover at least a portion of this magnetic scope D, in more detail, this substrate 21 has outer periphery 211, and these outer periphery 211 can be positioned at this magnetic scope D or exceed magnetic scope D; In this preferred embodiment, the outer periphery 211 of this substrate 21 exceed magnetic scope D, in order to cover the whole of this magnetic scope D.
Please refer to shown in Fig. 5 and Fig. 6, the radiation fan of the tool equilibrium function of the utility model the second preferred embodiment comprises a fan frame 1, stator group 4 and an impeller 3 equally.Wherein the structure characteristic of this fan frame 1 and impeller 3 and composition are roughly identical with above-mentioned the first preferred embodiment, hold and do not repeat.
The stator pack 4 of the utility model the second preferred embodiment comprises a substrate 41, at least one silicon steel plate 42, insulation external member 43 and a coil groups 44.Drive circuit is laid to form a circuit substrate in these substrate 41 surfaces, this silicon steel plate 42 can be solid memder, or this silicon steel plate 42 is several and mutual stacking being integrally formed, this insulation external member 43 is incorporated into this silicon steel plate 42 outsides, this coil groups 44 is wound in this insulation external member 43, wherein this substrate 41 is equally between this permanent magnet 32 and this counterbalance 11, in order to cover at least a portion of this magnetic scope D.Moreover the counterbalance 11 of the present embodiment is better is provided with at least one auxiliary wind inlet 111, to improve the air output of this radiation fan.
Again, shown in Fig. 6, in this preferred embodiment, between this coil groups 44 and this permanent magnet 32, form a radial air gap, compare with the first preferred embodiment shown in above-mentioned Fig. 4, the permanent magnet 32 of radiation fan and the corresponding magnetic area of counterbalance 11 with radial air gap are relatively little, therefore, for guaranteeing that this counterbalance 11 can maintain the basic balance and stability effect of this impeller 3, in this preferred embodiment, one outer periphery 411 of this substrate 41 are to be positioned at this magnetic scope D, use so that this substrate 41 only covers a part of this magnetic scope D; In more detail, as shown in Figure 7, the outer periphery 411 of this substrate 41 are better is provided with relatively several breach 412, or, as shown in Figure 8, the outer periphery 411 of this substrate 41 are better is provided with relatively several trimmings 413, makes this substrate 41 under the precondition of a part of only covering this magnetic scope D, this permanent magnet 32 still can maintain predetermined magnet effect by this breach 412 or trimming 413 and this counterbalance 11, makes this impeller 3 can have spin balancing concurrently simultaneously and rotate advantage smoothly.
The technological concept of the radiation fan based on above-mentioned tool equilibrium function, the utility model can directly replace the pedestal of the fan frame of existing radiation fan by this counterbalance 11, reduces structure complexity, improves assembling convenience, reduces many effects such as manufacture cost and reduction axial height to reach; Wherein utilize the mutual magnetic of this counterbalance 11 and this permanent magnet 32, no matter make the utility model radiation fan in running, static or while starting, all can suitably maintain spin balancing and the rotational stability of this impeller 3; The more important thing is, the utility model radiation fan more can further cover at least a portion of this magnetic scope D by the substrate 21,41 of this stator pack 2,4, in order to solve between this permanent magnet 32 and this counterbalance 11 because of problems such as direct relative produced magnetic attraction are excessive, resistance while rotating effectively to reduce this impeller 3, and then reach the effect that improves radiation fan running quality.
The above, be only preferred embodiment of the present utility model, when not limiting the utility model practical range with this; Therefore all simple equivalences of doing according to the utility model claim scope and description change and modify, all should still belong in the scope that the utility model patent contains.
Claims (11)
1. a radiation fan for tool equilibrium function, comprising:
A fan frame, comprises a counterbalance, and the outer periphery of this counterbalance are provided with an outer frame, and this outer frame is provided with a wind inlet and an exhaust outlet, and this counterbalance is provided with an axis part;
A stator pack, comprises a substrate and a coil groups; And
An impeller, comprises a central shaft and a permanent magnet, and this central shaft can be incorporated into this axis part rotatably, between this permanent magnet and the coil groups of this stator pack, forms air gap;
It is characterized in that, the permanent magnet of above-mentioned impeller has an outer ring surface and an inner ring surface, between this outer ring surface and inner ring surface, form a magnetic scope, this magnetic scope is axially relative with this counterbalance, the substrate of this stator pack is between this permanent magnet and this counterbalance, in order to cover at least a portion of this magnetic scope.
2. the radiation fan of tool equilibrium function according to claim 1, is characterized in that, the air gap between this permanent magnet and the coil groups of this stator pack is axial air-gap.
3. the radiation fan of tool equilibrium function according to claim 1, is characterized in that, the air gap between this permanent magnet and the coil groups of this stator pack is radial air gap.
4. according to the radiation fan of the tool equilibrium function described in claim 1,2 or 3, it is characterized in that, the outer periphery of the substrate of this stator pack are positioned at this magnetic scope.
5. according to the radiation fan of the tool equilibrium function described in claim 1,2 or 3, it is characterized in that, the outer periphery of the substrate of this stator pack exceed this magnetic scope.
6. according to the radiation fan of the tool equilibrium function described in claim 1,2 or 3, it is characterized in that, the substrate surface of this stator pack forms this coil groups, and this substrate is a circuit board, and this coil groups is electrically connected a drive circuit.
7. according to the radiation fan of the tool equilibrium function described in claim 1,2 or 3, it is characterized in that, this stator pack separately comprises at least one silicon steel plate and an insulation external member, this substrate surface is provided with drive circuit to form a circuit substrate, it is outside that this insulation external member is incorporated into this silicon steel plate, and this coil groups is wound in this insulation external member.
8. according to the radiation fan of the tool equilibrium function described in claim 1,2 or 3, it is characterized in that, the outer periphery of the substrate of this stator pack are provided with relative several breach.
9. according to the radiation fan of the tool equilibrium function described in claim 1,2 or 3, it is characterized in that, the outer periphery of the substrate of this stator pack are provided with relative several trimmings.
10. according to the radiation fan of the tool equilibrium function described in claim 1,2 or 3, it is characterized in that, the outer frame of this fan frame is in conjunction with a cover plate, and this cover plate is provided with a through hole, and this through hole is relative with the wind inlet of this outer frame.
11. according to the radiation fan of the tool equilibrium function described in claim 1,2 or 3, it is characterized in that, this counterbalance is provided with at least one auxiliary wind inlet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102121784A TWI516685B (en) | 2013-06-19 | 2013-06-19 | Balanceable fan |
| TW102121784 | 2013-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203412788U true CN203412788U (en) | 2014-01-29 |
Family
ID=49975677
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320386772.4U Expired - Fee Related CN203412788U (en) | 2013-06-19 | 2013-07-01 | Heat radiation fan with balance function |
| CN201310272094.3A Expired - Fee Related CN104235036B (en) | 2013-06-19 | 2013-07-01 | Heat radiation fan with balance function |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310272094.3A Expired - Fee Related CN104235036B (en) | 2013-06-19 | 2013-07-01 | Heat radiation fan with balance function |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20140377093A1 (en) |
| CN (2) | CN203412788U (en) |
| TW (1) | TWI516685B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235036A (en) * | 2013-06-19 | 2014-12-24 | 建准电机工业股份有限公司 | Heat radiation fan with balance function |
| CN105782081A (en) * | 2014-12-09 | 2016-07-20 | 建准电机工业股份有限公司 | Heat radiation fan |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10539144B2 (en) * | 2017-05-02 | 2020-01-21 | Asia Vital Components Co., Ltd. | Fan central barrel coupling structure |
| US11895803B2 (en) * | 2020-06-27 | 2024-02-06 | Intel Corporation | Fan for an electronic device |
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| JPH07109993A (en) * | 1993-10-14 | 1995-04-25 | Hitachi Ltd | Electric blower |
| US6050785A (en) * | 1998-11-04 | 2000-04-18 | Sunonwealth Electric Machine Industry Co., Ltd. | Axle balance plates for miniature heat dissipating fan assemblies |
| US6097120A (en) * | 1999-09-04 | 2000-08-01 | Sunonwealth Electric Machine Industry Co., Ltd. | Brushless D.C. motor assembly |
| US6290471B1 (en) * | 2000-02-18 | 2001-09-18 | Sunonwealth Electric Machine Industry Co., Ltd. | Pivotal structure for an impeller of a miniature heat dissipating fan |
| JP3749659B2 (en) * | 2000-10-12 | 2006-03-01 | 建準電機工業股▲分▼有限公司 | Balanced piece fixed structure of brushless DC motor |
| US6462443B2 (en) * | 2001-01-18 | 2002-10-08 | Sunonwealth Electric Machine Industry Co., Ltd. | Brushless D.C. motors structure |
| GB2379560B (en) * | 2001-03-30 | 2005-12-14 | Sunonwealth Electr Mach Ind Co | Supporting structure for a rotor |
| US6544011B2 (en) * | 2001-05-16 | 2003-04-08 | Hsieh Hsin-Mao | Heat dissipating fan with an oil guide |
| US6483209B1 (en) * | 2001-06-15 | 2002-11-19 | Sunonwealth Electric Machine Industry Co., Ltd. | Balance rings for motors |
| GB2379335B (en) * | 2001-08-29 | 2005-09-07 | Sunonwealth Electr Mach Ind Co | Supporting structure for a rotor |
| TWM243848U (en) * | 2003-07-09 | 2004-09-11 | Sunonwealth Electr Mach Ind Co | Rotational balance structure for a motor |
| JP2005192313A (en) * | 2003-12-25 | 2005-07-14 | Hitachi Global Storage Technologies Netherlands Bv | Data storage device |
| US7038341B1 (en) * | 2004-11-04 | 2006-05-02 | Industrial Technology Research Institute | Magnetic suspension bearing with damping system |
| TWI279061B (en) * | 2005-04-18 | 2007-04-11 | Sunonwealth Electr Mach Ind Co | Rotor balance structure for motor |
| TWI329403B (en) * | 2005-04-19 | 2010-08-21 | Sunonwealth Electr Mach Ind Co | Rotor balance structure for motor |
| US7221069B2 (en) * | 2005-06-07 | 2007-05-22 | Sunonwealth Electric Machine Industry Co., Ltd. | Balancing structure for motor rotor |
| CN100432447C (en) * | 2005-12-20 | 2008-11-12 | 建准电机工业股份有限公司 | Super thin fan |
| US7345884B2 (en) * | 2006-03-14 | 2008-03-18 | Sunonwealth Electic Machine Industry Co., Ltd. | Heat-dissipating fan |
| CN101060766A (en) * | 2006-04-17 | 2007-10-24 | 建准电机工业股份有限公司 | Thin heat radiation machine |
| TWI332058B (en) * | 2007-06-01 | 2010-10-21 | Adda Corp | Thin fan structure |
| CN101825094B (en) * | 2009-03-03 | 2012-01-04 | 建准电机工业股份有限公司 | Radiating fan |
| US8360747B2 (en) * | 2009-06-15 | 2013-01-29 | Sunonwealth Electric Machine Industry Co., Ltd. | Miniature fan |
| CN102025216B (en) * | 2009-09-15 | 2013-05-29 | 建准电机工业股份有限公司 | Motor and cooling fan with same |
| CN201528245U (en) * | 2009-09-15 | 2010-07-14 | 建准电机工业股份有限公司 | Motor and radiator fan with same |
| US8207639B2 (en) * | 2009-10-23 | 2012-06-26 | Sunonwealth Electric Machine Industry Co., Ltd. | Motor and heating dissipating fan including motor having an annular balancing member |
| CN103296790A (en) * | 2012-02-03 | 2013-09-11 | 日本电产株式会社 | Spindle motor and disk drive apparatus |
| TWI516685B (en) * | 2013-06-19 | 2016-01-11 | 建準電機工業股份有限公司 | Balanceable fan |
-
2013
- 2013-06-19 TW TW102121784A patent/TWI516685B/en not_active IP Right Cessation
- 2013-07-01 CN CN201320386772.4U patent/CN203412788U/en not_active Expired - Fee Related
- 2013-07-01 CN CN201310272094.3A patent/CN104235036B/en not_active Expired - Fee Related
-
2014
- 2014-04-29 US US14/264,114 patent/US20140377093A1/en not_active Abandoned
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104235036A (en) * | 2013-06-19 | 2014-12-24 | 建准电机工业股份有限公司 | Heat radiation fan with balance function |
| CN104235036B (en) * | 2013-06-19 | 2017-08-11 | 建准电机工业股份有限公司 | Heat radiation fan with balance function |
| CN105782081A (en) * | 2014-12-09 | 2016-07-20 | 建准电机工业股份有限公司 | Heat radiation fan |
| CN105782081B (en) * | 2014-12-09 | 2018-09-14 | 建准电机工业股份有限公司 | Heat radiation fan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104235036A (en) | 2014-12-24 |
| TWI516685B (en) | 2016-01-11 |
| CN104235036B (en) | 2017-08-11 |
| US20140377093A1 (en) | 2014-12-25 |
| TW201500653A (en) | 2015-01-01 |
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Address after: The new Taiwan China Ya Lu Kaohsiung City No. 30 Lane 296 Patentee after: Jianzhun Electric Motor Industry Co., Ltd. Address before: One road in Kaohsiung city in 120 Lingya District No. 12 Building 1 Patentee before: Jianzhun Electric Motor Industry Co., Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140129 Termination date: 20190701 |
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| CF01 | Termination of patent right due to non-payment of annual fee |