CN103835968B - Cooling fan - Google Patents
Cooling fan Download PDFInfo
- Publication number
- CN103835968B CN103835968B CN201210567753.1A CN201210567753A CN103835968B CN 103835968 B CN103835968 B CN 103835968B CN 201210567753 A CN201210567753 A CN 201210567753A CN 103835968 B CN103835968 B CN 103835968B
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- Prior art keywords
- plate portion
- fan frame
- fan
- ceiling plate
- impeller
- 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.)
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- Structures Of Non-Positive Displacement Pumps (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a cooling fan which comprises a fan frame, a stator set and a fan wheel. The fan frame comprises a base plate part and a cover plate part. A side wall part is arranged between the base plate part and the cover plate part, and at least one of the base plate part, the cover plate part and the side wall part is provided with an air inlet and an air outlet. The stator set is arranged in the fan frame. The fan wheel can be combined with the stator set in a rotating mode, the fan wheel can rotate within a radial range, and a minimum distance exists between the fan wheel and the cover plate part of the fan frame. At least one limiting part is arranged between the base plate part of the fan frame and the cover plate part and located outside the rotation range of the fan wheel. When the cooling fan is assembled in all types of electronic products, normal operation of the fan wheel can be guaranteed, and the assembling convenience can be improved.
Description
Technical field
The present invention is with regard to a kind of radiator fan, especially a kind of radiator fan that can ensure that impeller runs well.
Background technology
Electronic product is generally towards direction R ＆ D design such as miniaturization trend now；Wherein it is installed in various electronic product
In, in order to provide the radiator fan of predetermined heat dissipation effect, then must matching design be equally more compactization, can smoothly answer
Electronic installation for miniaturization or electronic instrument.However, when user uses this miniaturized electronic product, may be via this
The excessively compressing of the outside of miniaturized electronic product is installed in the radiator fan of this miniaturized electronic interiors of products, leads to produce friction
Noise, or even cause this radiator fan operation difficult.
For example, as shown in figure 1, proposing explanation taking miniaturized electronic product mobile computer as a example.This notes type
Computer 80 has a housing 801, and this housing 801 has as components such as panel or keyboards；Wherein in this mobile computer 80
Portion is equiped with existing radiator fan 8, and this radiator fan 8 comprises to cover 82, in this fan frame 81 in the fan frame 81 and that be combined with each other
Portion arranges an impeller 83 of rotatable action；Panel when user's percussion or the housing 801 pressing this mobile computer 80
Or during the component such as keyboard, may result in the upper lid 82 that this housing 801 directly oppresses this radiator fan 8, on this, lid 82 then may
Oppress this impeller 83 further, so will produce frictional noise, or even cause this impeller 83 cannot run well, lead to radiate
Effect on driving birds is not good, makes the service life of this mobile computer 80 be greatly reduced.
For this reason, refer to shown in Fig. 2, it is No. M417596 " radiator fan " new patent case of TaiWan, China, this Patent Case
Disclose another kind of existing radiator fan 9.Wherein this radiator fan 9 substantially comprises a hollow staving 91, a fixed column 92, a stator
93rd, an impeller 94；This fixed column 92 has a fixing end 921 and a free end 922, and this fixing end 922 is fixed on this Hollow barrel
Body 91, this stator 93 combines this hollow staving 91, and this impeller 94 is rotatably engaged this fixed column 92 by a bearing 95；Borrow
This, this radiator fan 9 can be installed in inside the mobile computer with keyboard 96, when user taps this keyboard 96, should
The root edge of keyboard 96 can contact at the free end 922 of this fixed column 92, to avoid this keyboard 96 to oppress this impeller 94 it is ensured that this fan
Wheel 94 can run well.
However, this radiator fan 9 must utilize the design of this fixed column 92, this keyboard 96 can be avoided to urge this impeller
94；Therefore, during this radiator fan 9 is installed on mobile computer inside, it convexedly stretches in outside this radiator fan 9
Fixed column 92 free end 922, easily occupied the internal excessive space of this mobile computer, caused this mobile computer
The application efficiency in assembled inside space is not good；If also, when the axial height of this fixed column 92 is excessive, the freedom of this fixed column 92
End 922 is even more easily and the internal associated components of mobile computer form interference, and then lifts the assembling of this radiator fan
Degree of difficulty.
Content of the invention
Present invention is primarily intended to providing a kind of radiator fan, when this radiator fan is assembled in various electronic product inside,
Can effectively prevent user from excessively oppressing impeller via electronics external, to prevent frictional noise, and guarantee impeller energy
Enough normal operations.
A present invention time purpose is to provide a kind of radiator fan, and this radiator fan is easily assembled in various electronic product
Portion, and interference will not be formed with the associated components within electronic product or occupy excessive space.
Radiator fan of the present invention includes at least a fan frame, stator group, an impeller and at least one locating part.This fan frame comprises
One baseplate part and a ceiling plate portion, are provided with a side wall part between this baseplate part and this ceiling plate portion, this baseplate part, ceiling plate portion and side wall part
Wherein at least one position is provided with an air inlet and an air outlet；This stator pack is arranged inside this fan frame；This impeller is rotatable
This stator pack of combination, this impeller has a radial rotary scope, and has one between this impeller and ceiling plate portion of this fan frame
Small Distance；This at least one locating part is arranged between the baseplate part of this fan frame and ceiling plate portion and is located at the rotating range of this impeller
Outward.
One end of described locating part combines the baseplate part of this fan frame, and the other end extends towards the ceiling plate portion direction of this fan frame；
Or, one end of this locating part combines the ceiling plate portion of this fan frame, and the other end extends towards the baseplate part direction of this fan frame.
Described locating part and the distance between this baseplate part and this ceiling plate portion wherein at least one position（Can be zero）Little
In this minimum spacing.
Described stator pack comprises an axle bed and a coil group, and this axle bed is arranged at the baseplate part of this fan frame, and this coil group sets
It is placed in this axle bed neighboring, this impeller comprises a rotor, a central shaft and a permanent magnet, the periphery of this rotor is provided with number
Individual blade, this central shaft is incorporated into the central part of this rotor, and this central shaft is rotatably engaged this axle bed, this permanent magnet
There is air gap in conjunction with this rotor and and this coil group between.
The rotor of described impeller has a top surface of the ceiling plate portion towards this fan frame, and this minimum spacing is this rotor
The distance between ceiling plate portion of top surface and this fan frame.
The blade of described impeller has a leaf margin of the ceiling plate portion towards this fan frame, and this minimum spacing is the leaf margin of this blade
The distance between with the ceiling plate portion of this fan frame.
The air outlet of described locating part this fan frame adjoining；Or, this locating part is located at this air outlet and this radial rotary model
Between the peripheral tangent line enclosing, this peripheral tangent line refers to this radial rotary scope closest to a tangent line of air outlet.
The quantity of described locating part is one or several.
Brief description
Fig. 1 is cross-sectional schematic within mobile computer for the existing radiator fan device.
Fig. 2 is cross-sectional schematic within mobile computer for the existing radiator fan device.
Fig. 3 is the three-dimensional exploded view of first embodiment of the invention radiator fan.
Fig. 4 is the assembled sectional view of first embodiment of the invention radiator fan.
Fig. 5 is the three-dimensional exploded view of second embodiment of the invention radiator fan.
Fig. 6 is the assembled sectional view of second embodiment of the invention radiator fan.
Fig. 7 is cross-sectional schematic within mobile computer for the radiator fan of the present invention.
Cross-sectional schematic when Fig. 8 is several for the locating part quantity of radiator fan of the present invention.
【Primary clustering symbol description】
(present invention)
1 fan frame, 11 baseplate part 12 ceiling plate portion
121 air inlet, 13 side wall part 131 air outlet
2 stator pack, 21 axle bed 22 coil group
3 impeller, 31 rotor 311 blade
312 top surface 313 leaf margin
32 central shaft 33 permanent magnet
4th, 4 ' locating part, 5 electronic product 51 housing
D1 minimum spacing D2 distance
W radial rotary scope
(prior art)
8 radiator fan, 80 mobile computer 801 housing
83 impellers are covered in 81 fan frame 82
9 radiator fan, 91 hollow staving 92 fixed column
921 fixing end, 922 free end 93 stator
94 impeller, 95 bearing 96 keyboard.
Specific embodiment
It is that the above and other objects, features and advantages of the present invention can be become apparent, the present invention cited below particularly is relatively
Good embodiment, and coordinate appended accompanying drawing, it is described in detail below：
Refer to shown in Fig. 3, it is spacing that radiator fan of the present invention comprises a fan frame 1, stator group 2, an impeller 3 and at least one
Part 4.This fan frame 1 preferably can axially import and radial guiding goes out the centrifugal fan mount structure of air-flow；This stator pack 2 is incorporated into this
Inside fan frame 1；This impeller 3 is rotatably engaged in this stator pack 2, to drive the rotation of this impeller 3 dynamic by this stator pack 2
Make.
This fan frame 1 can be the structure design of various geometries, for example polygonal, circular or oval etc.；This is preferably real
Apply in example, disclosing this fan frame 1 is tetragonal frame structure.
The fan frame 1 of present pre-ferred embodiments comprises a baseplate part 11 and a ceiling plate portion 12, this baseplate part 11 and this cover plate
There is a spacing, for arranging a side wall part 13 between this baseplate part 11 and ceiling plate portion 12 between portion 12；Wherein this baseplate part 11,
The combination each other of ceiling plate portion 12 and side wall part 13 and molding mode are not restricted, and in the present embodiment, this side wall part 13 is one
Body ejection formation is incorporated into the outer peripheral edge of this baseplate part 11, and this ceiling plate portion 12 is a cover plate, and this cover plate is removably incorporated into this
Side wall part 13.Furthermore, this baseplate part 11, ceiling plate portion 12 and side wall part 13 wherein at least one position are provided with an air inlet and and go out
Air port.
In present pre-ferred embodiments, the ceiling plate portion 12 of this fan frame 1 is provided with this air inlet 121, and this side wall part 13 is then provided with
This air outlet 131；Wherein the set location of this air inlet 121 and air outlet 131 and quantity can coordinate the form of fan frame to make to change,
For example：When this fan frame is horizontal convection current fan frame, this air inlet and air outlet can be arranged at simultaneously this side wall part 13 to
Position；Or, when this fan frame is the centrifugal fan frame with double inlet air functions, this air inlet is two, and is respectively provided with
In this ceiling plate portion 12 and baseplate part 11 to position.
The stator pack 2 of present pre-ferred embodiments is arranged inside this fan frame 1, and is located at this baseplate part 11 and this ceiling plate portion
Between 12；Wherein this stator pack 2 is available for after the combination of this impeller 3 for various, and the structure in order to drive this impeller 3 spinning movement sets
Meter.As shown in figure 3, in the present embodiment, this stator pack 2 comprises an axle bed 21 and a coil group 22.This axle bed 21 can one or energy
Enough baseplate parts 11 being removably incorporated into this fan frame 1, so that this impeller 3 is rotatably engaged this coil group 22（Can comprise as silicon
The components such as steel disc, coil or insulation sleeve）It is arranged at this axle bed 21 neighboring, be for electrically connecting to one drive circuit（Do not illustrate）,
To coordinate this coil group 22 to drive this impeller 3 spinning movement；Wherein this stator pack 2 drives the detailed knot of impeller 3 spinning movement
Structure composition and operation principles are not repeat it will be understood by those skilled in the art that holding.
This impeller 3 is rotatably engaged this stator pack 2, and wherein this impeller 3 is the knot that can produce air-flow during various rotation
Structure designs, also, as shown in figure 4, this impeller 3 has radial rotary scope W, and the ceiling plate portion 12 of this impeller 3 and this fan frame 1 it
Between there is minimum spacing D1.
In the present embodiment, this impeller 3 comprises a rotor 31, a central shaft 32 and a permanent magnet 33；This rotor 31
Can be hub-like or flat moulding, and the periphery of this rotor 31 is provided with several blades 311；This central shaft 32 is incorporated into this
The central part of rotor 31, and this central shaft 32 is rotatably engaged the axle bed 21 of this stator pack 2；This permanent magnet 33 combines
This rotor 31 the coil group 22 towards this stator pack 2, make tool between this permanent magnet 33 and coil group 22 of this stator pack 2
There is air gap.
This locating part 4 is arranged between baseplate part 11 and the ceiling plate portion 12 of this fan frame 1, please coordinate shown in reference Fig. 4, and should
Locating part 4 is located at outside radial rotary scope W of this impeller 3.In this preferred embodiment, this locating part 4 and this baseplate part 11 and should
The distance between ceiling plate portion 12 wherein at least one position D2（Full text indication of the present invention apart from D2 can also be zero）Being less than should
Minimum spacing D1.
The locating part 4 of present pre-ferred embodiments substantially can divide into following several implementations：
As shown in Figures 3 and 4, disclose the locating part 4 of the first embodiment, one end of this locating part 4 combines this fan frame 1
Ceiling plate portion 12, the other end is axially extending towards the baseplate part 11 of this fan frame 1, this locating part 4 this air outlet 131 preferably adjoining, with
Just further from the runner of this fan frame 1, it is to avoid this locating part 4 affects the airflow of the runner of this fan frame 1；In addition, this limit
The combination of the ceiling plate portion 12 of one end and this fan frame 1 of position part 4 can bend for metal stamping or the mode such as integrally moulded,
In the present embodiment, disclosing this ceiling plate portion 12 is metal cover board, and this locating part 4 is formed from this metal substrate punching press bending；Also,
In the present embodiment, the rotor 31 of this impeller 3 has a top surface 312 of the ceiling plate portion 12 towards this fan frame 1, aforementioned minimum spacing
D1 refers to the distance between the top surface 312 of this rotor 31 and the ceiling plate portion 12 of this fan frame 1；Whereby, this locating part 4 and this baseplate part
The distance between 11 D2 are less than this minimum spacing D1.
As shown in Figures 5 and 6, disclose the locating part 4 ' of second embodiment, one end of this locating part 4 ' combines this fan frame 1
Baseplate part 11, the other end is axially extending towards the ceiling plate portion 12 of this fan frame 1, this locating part 4 ' be located at this air outlet 131 with should
Between the peripheral tangent line of the one of radial rotary scope W, this peripheral tangent line refers to this radial rotary scope W closest to air outlet 131
One tangent line；In addition, the combination of the baseplate part 11 of one end of this locating part 4 ' and this fan frame 1 be alternatively metal stamping bending or
The mode such as integrally moulded, in the present embodiment, disclosing this baseplate part 11 is plastic base, and this locating part 4 ' is from this plastic base
It is integrally formed；Also, in the present embodiment, the blade 311 of this impeller 3 has a leaf margin of the ceiling plate portion 12 towards this fan frame 1
313, aforementioned minimum spacing D1 refers to the distance between the leaf margin 313 of this blade 311 and the ceiling plate portion 12 of this fan frame 1；Whereby, this limit
Position part 4 ' and the distance between this ceiling plate portion 12 D2 are less than this minimum spacing D1.
Also, the teaching of the locating part 4,4 ' based on first and second embodiment above-mentioned, the locating part 4,4 ' of the present invention is mainly
It is arranged between the baseplate part 11 of this fan frame 1 and ceiling plate portion 12 and be located at outside radial rotary scope W of this impeller 3, this locating part
4th, 4 ' in addition to can be in conjunction with the baseplate part 11 of this fan frame 1 aforementioned and ceiling plate portion 12, and other can reach setting of identical purpose and function
Seated position still can be covered by the technological concept of the present invention, and therefore, the binding site of locating part 4,4 ' of the present invention is not restricted.Lift
For example, locating part also can be incorporated into the side wall part 13 of this fan frame 1 by one skilled in the art, and it is logical to be that this area has
Often skill is appreciated that and repeats no more explanation herein.Refer to shown in Fig. 7, the radiator fan with the first embodiment is
Example, radiator fan of the present invention, when actually used, can be loaded on inside the housing 51 of an electronic product 5（As mobile computer）,
This housing 51 has as components such as panel or keyboards；When user tap or press this electronic product 5 housing 51 panel or
During the components such as keyboard, it is less than the structure design of this minimum spacing D1 by the distance between this locating part 4 and this baseplate part 11 D2,
Even if this housing 51 directly oppresses the ceiling plate portion 12 of radiator fan of the present invention, this locating part 4 is still can be utilized to guarantee this impeller 3 and be somebody's turn to do
Between ceiling plate portion 12, there is spacing, so that this impeller 3 can be run well, and then lift the service life of this electronic product 5.
Also, being equally based on the teaching of the locating part 4,4 ' of first and second embodiment above-mentioned, the locating part 4,4 ' of the present invention
Quantity can be at least one.For example, as shown in Figures 3 to 6, the quantity of this locating part 4,4 ' is one；Or, such as
Shown in Fig. 8, taking the ceiling plate portion 12 that locating part 4 combines fan frame 1 as a example, the quantity of this locating part 4 is alternatively several（Second embodiment
Locating part 4 ' be also suitable）, between this several locating part 4, there is spacing, whereby, this locating part 4 can provide several points to support function,
To reach more preferably anti-compressing effect.
In sum, radiator fan of the present invention really can make this radiator fan group by the structure design of this locating part 4,4 '
When being loaded on various electronic product 5 inside, can effectively prevent user from excessively oppressing impeller 3 via electronic product 5 is outside, to reach
Guarantee effect that impeller can run well.
Also, radiator fan of the present invention this locating part 4,4 ' more available is arranged at baseplate part 11 and the ceiling plate portion of this fan frame 1
Between 12, and the structure design outside radial rotary scope W of this impeller 3, prevent this locating part 4,4 ' from protruding from this fan frame 1
Outside；Therefore, compared to existing radiator fan 9 as shown in Figure 2, radiator fan of the present invention is being installed on inside electronic product 5
During, the internal excessive space of electronic product 5 will not be occupied, be also unlikely to the internal associated components with electronic product 5 formed dry
Relate to phenomenon, therefore, there is lifting assembling convenience.
Only as described above, only presently preferred embodiments of the present invention, when can not limit the scope of the present invention with this；
Therefore, all simple equivalence changes made according to scope of the present invention patent and description of the invention content and modification, all should still belong to
In the range of patent of the present invention covers.
Claims (9)
1. a kind of radiator fan is it is characterised in that it includes：
One fan frame, including a baseplate part and a ceiling plate portion, is provided with a side wall part between this baseplate part and this ceiling plate portion,
This baseplate part, ceiling plate portion and side wall part wherein at least one position are provided with an air inlet and an air outlet；
One stator pack, is arranged inside this fan frame；
One impeller, this stator pack of the combination that can rotate, this impeller has a radial rotary scope, and this radial rotary model
Enclose a tangent line closest to this air outlet and form a peripheral tangent line, between this impeller and ceiling plate portion of this fan frame, have one
Individual minimum spacing；And
At least one locating part, is arranged between baseplate part and the ceiling plate portion of this fan frame, and this locating part be located at this air outlet with
Between this peripheral tangent line, this locating part is less than this with the distance between this baseplate part and this ceiling plate portion wherein at least one position
Small Distance.
2. radiator fan as claimed in claim 1 it is characterised in that this locating part one end combine this fan frame baseplate part,
The other end extends towards the ceiling plate portion direction of this fan frame.
3. radiator fan as claimed in claim 1 it is characterised in that this locating part one end combine this fan frame ceiling plate portion,
The other end extends towards the baseplate part direction of this fan frame.
4. radiator fan as claimed in claim 3 it is characterised in that this locating part and this baseplate part and this ceiling plate portion wherein extremely
The distance between few position is zero.
5. the radiator fan as described in claim 1,2 or 3 is it is characterised in that this stator pack includes an axle bed and a line
Circle group, this axle bed is arranged at the baseplate part of this fan frame, and this coil group is arranged at this axle bed neighboring, and this impeller includes a rotation
Body, a central shaft and a permanent magnet, the periphery of this rotor is provided with several blades, and this central shaft is incorporated into this rotor
Central part, this central shaft can rotatably combine this axle bed, this permanent magnet combine this rotor and with this coil group it
Between there is air gap.
6. radiator fan as claimed in claim 5 is it is characterised in that the rotor of this impeller has the cover plate towards this fan frame
One top surface in portion, this minimum spacing is the distance between ceiling plate portion of top surface and this fan frame of this rotor.
7. radiator fan as claimed in claim 5 is it is characterised in that the blade of this impeller has the ceiling plate portion towards this fan frame
A leaf margin, this minimum spacing is the distance between ceiling plate portion of leaf margin and this fan frame of this blade.
8. the radiator fan as described in claim 1,2 or 3 is it is characterised in that the quantity of this locating part is one.
9. the radiator fan as described in claim 1,2 or 3 is it is characterised in that the quantity of this locating part is several.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210567753.1A CN103835968B (en) | 2012-11-20 | 2012-12-24 | Cooling fan |
| TW102109009A TWI512203B (en) | 2012-11-20 | 2013-03-14 | Cooling fan |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220616701.4 | 2012-11-20 | ||
| CN2012206167014 | 2012-11-20 | ||
| CN201220616701 | 2012-11-20 | ||
| CN201210567753.1A CN103835968B (en) | 2012-11-20 | 2012-12-24 | Cooling fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103835968A CN103835968A (en) | 2014-06-04 |
| CN103835968B true CN103835968B (en) | 2017-02-08 |
Family
ID=48734130
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210567753.1A Active CN103835968B (en) | 2012-11-20 | 2012-12-24 | Cooling fan |
| CN 201220721078 Expired - Fee Related CN203051172U (en) | 2012-11-20 | 2012-12-24 | Cooling fan |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220721078 Expired - Fee Related CN203051172U (en) | 2012-11-20 | 2012-12-24 | Cooling fan |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN103835968B (en) |
| TW (1) | TWI512203B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103835968B (en) * | 2012-11-20 | 2017-02-08 | 昆山广兴电子有限公司 | Cooling fan |
| CN105471215B (en) * | 2016-01-15 | 2017-12-26 | 浙江三花智能控制股份有限公司 | Six groove three-phase external rotor brush-less fan motors of refrigerator |
| JP2018061408A (en) * | 2016-10-07 | 2018-04-12 | 日本電産株式会社 | Fan motor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2280165Y (en) * | 1996-11-06 | 1998-04-29 | 洪陈富英 | Super thin electric fan able to selecting blowing driection |
| CN101793265A (en) * | 2009-02-04 | 2010-08-04 | 昆山广兴电子有限公司 | Fan casing base |
| CN202360431U (en) * | 2011-12-06 | 2012-08-01 | 昆山广兴电子有限公司 | Fan capable of preventing vane from removing |
| CN203051172U (en) * | 2012-11-20 | 2013-07-10 | 昆山广兴电子有限公司 | Cooling fan |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003023281A (en) * | 2001-07-05 | 2003-01-24 | Toshiba Corp | Electric device incorporating heater and air-cooling type cooling device |
| JP5361878B2 (en) * | 2008-05-15 | 2013-12-04 | パナソニック株式会社 | Fan and electronic device having the same |
| TWI503484B (en) * | 2010-12-14 | 2015-10-11 | Delta Electronics Inc | Centrifugal fan |
| TWI451834B (en) * | 2011-12-05 | 2014-09-01 | Sunonwealth Electr Mach Ind Co | An advection-type fan |
-
2012
- 2012-12-24 CN CN201210567753.1A patent/CN103835968B/en active Active
- 2012-12-24 CN CN 201220721078 patent/CN203051172U/en not_active Expired - Fee Related
-
2013
- 2013-03-14 TW TW102109009A patent/TWI512203B/en active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2280165Y (en) * | 1996-11-06 | 1998-04-29 | 洪陈富英 | Super thin electric fan able to selecting blowing driection |
| CN101793265A (en) * | 2009-02-04 | 2010-08-04 | 昆山广兴电子有限公司 | Fan casing base |
| CN202360431U (en) * | 2011-12-06 | 2012-08-01 | 昆山广兴电子有限公司 | Fan capable of preventing vane from removing |
| CN203051172U (en) * | 2012-11-20 | 2013-07-10 | 昆山广兴电子有限公司 | Cooling fan |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI512203B (en) | 2015-12-11 |
| CN203051172U (en) | 2013-07-10 |
| CN103835968A (en) | 2014-06-04 |
| TW201420894A (en) | 2014-06-01 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |