CN103452869B - The centrifugal fan of tool axial flow wind direction - Google Patents
The centrifugal fan of tool axial flow wind direction Download PDFInfo
- Publication number
- CN103452869B CN103452869B CN201210168823.6A CN201210168823A CN103452869B CN 103452869 B CN103452869 B CN 103452869B CN 201210168823 A CN201210168823 A CN 201210168823A CN 103452869 B CN103452869 B CN 103452869B
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- Prior art keywords
- centrifugal
- fan
- case
- axial flow
- wind direction
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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
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
- F04D17/165—Axial entry and discharge
-
- 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
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- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
-
- 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
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
- F04D29/4253—Fan casings with axial entry and discharge
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
A kind of centrifugal fan having axial flow wind direction, it comprises one and is centrifuged impeller and a case.Centrifugal impeller has one turn of cored structure and the multiple centrifugal flabellum around its spread configuration, the inner side of case has a ring-type wind-guiding face, ring-type wind-guiding face shields centrifugal flabellum around turning cored structure, by ring-type wind-guiding face, the centrifugal flow that centrifugal flabellum is peripheral is converted to axial flow air-flow.
Description
Technical field
The present invention is related to centrifugal fan, a kind of centrifugal fan with axial flow wind direction.
Background technology
Fan is element common in heat radiation engineering, and the most common fan kind has centrifugal fan and axle
Flow fan.The channel design of the two is: centrifugal fan along the air inlet through hollow shaft of impeller and revolves along it
The tangential direction air-out turned；Tube-axial fan is then along air inlet through hollow shaft and the air-out of impeller.The flow field of the two
Characteristic is: the static pressure in centrifugal fan flow field is relatively big, but its flow is less；Tube-axial fan flow field quiet
Press less, but its flow is bigger.
Corresponding different device space need to arrange the fan of multi-form, and such as portable electronic equipment etc. are narrow
Flat space be suitable for configuration centrifugal fan, and the box-shaped space of general main frame is well-to-do, sends out
Heat is also big compared with portable electronic equipment, then be suitable for tube-axial fan.
Refering to Fig. 1 and Fig. 2, the casing 10 of general device for vehicular electronic is relatively suitable for axle and enters the axial flow that axle goes out
Passage configures, therefore is suitable for arranging aerofoil fan.The area that the flabellum 21 of aerofoil fan 20 rotates is equal to it
Channel cross-sectional area, if arranging element in this range, it will hinders its flow field, therefore in casing 10 preferably
Electronic component fan hub 22 position that position is aerofoil fan 20 center is set, but general axis flow fan 20
Fan hub 22 volume little, the electronic component installation space in casing 10 is just restricted.To reach
Passage optimization, just needs to configure bigger aerofoil fan 20 to obtain bigger fan hub 22 area；If
The aerofoil fan 20 of configuration stock size, its passage then can be hindered by electronic component.
Summary of the invention
It is an object of the invention to provide a kind of centrifugal fan having axial flow wind direction, it guides gas by case
Flow and make its air-flow periphery by the central axial air inlet of centrifugal fan and from centrifugal impeller axial along it
Air-out.
For reaching above-mentioned purpose, the present invention provides a kind of centrifugal fan having axial flow wind direction, and it comprises one
Centrifugal impeller, a case and fix seat.Centrifugal impeller has one turn of cored structure and around turning cored structure row
The multiple centrifugal flabellum that row are arranged.Case is generally conical shape or cylindrical shape cover at outside centrifugal impeller,
The inner side of case has a ring-type wind-guiding face, and ring-type wind-guiding face shields centrifugal flabellum around turning cored structure,
Case offers an air inlet in top.Centrifugal impeller is connected to fixing seat.
It is preferred that the centrifugal fan of aforesaid tool axial flow wind direction, it turns cored structure and comprises a fan hub and an end
Plate, base plate radially extends from fan hub, and centrifugal flabellum is arranged on base plate.
It is preferred that the centrifugal fan of aforesaid tool axial flow wind direction, the end of its each centrifugal flabellum is towards centrifugal
The forward direction bending of impeller.
It is preferred that the centrifugal fan of aforesaid tool axial flow wind direction, constitute one between its case and fixing seat and go out
Air port, and air outlet substantially becomes parallel with air inlet opening direction.
It is preferred that the centrifugal fan of aforesaid tool axial flow wind direction, wherein it is vertically installed with one on this fixing seat
Axle sleeve turns cored structure to be socketed this, and this centrifugal impeller turns cored structure by this and is connected to this fixing seat.
For reaching above-mentioned purpose, the present invention separately provides a kind of centrifugal fan having axial flow wind direction, and it comprises
One is centrifuged impeller and a case.Centrifugal impeller has a fan hub, the base plate extended from fan hub and cincture fan
Hub spread configuration is in the multiple centrifugal flabellum of base plate.Case covers at outside centrifugal impeller, the inner side of case
Having a ring-type wind-guiding face, ring-type wind-guiding face is around fan hub and shields centrifugal flabellum, and case is in top
Offer an air inlet.The end of the most each centrifugal flabellum extends beyond base plate, and the end of each centrifugal flabellum
Hold and bend to the forward direction of centrifugal impeller.
It is preferred that the centrifugal fan of aforesaid tool axial flow wind direction also comprises fixes seat, centrifugal impeller connects
In fixing seat.
It is preferred that the centrifugal fan of aforesaid tool axial flow wind direction, its fixing seat is vertically installed with an axle sleeve
With socket fan hub, and this centrifugal impeller is connected to fixing seat by fan hub.
It is preferred that the centrifugal fan of aforesaid tool axial flow wind direction, its case is generally conical shape or cylindrical shape,
And constitute an air outlet between case root edge and this fixing seat.
It is preferred that the centrifugal fan of aforesaid tool axial flow wind direction, its air outlet is big with air inlet opening direction
Cause into parallel.
The centrifugal fan of the tool axial flow wind direction of the present invention is by ring-type wind-guiding face and the centrifugal fan blade end of torsion
By centrifugal direction, the air-flow that centrifugal impeller is peripheral is directed to axial flow direction, and it makes machine when being installed on casing
More space is had to may be used to arrange electronic component in shell.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of existing tube-axial fan.
Fig. 2 is the working state schematic representation of existing tube-axial fan.
Fig. 3 is the outside decomposing schematic representation of the centrifugal fan of first embodiment of the invention.
Fig. 4 is the inner side decomposing schematic representation of the centrifugal fan of first embodiment of the invention.
Fig. 5 is the schematic diagram of centrifugal impeller in first embodiment of the invention.
Fig. 6 is the outside schematic diagram of the centrifugal fan of first embodiment of the invention.
Fig. 7 is the lateral elevational view of the centrifugal fan of first embodiment of the invention.
Fig. 8 is the inner side schematic diagram of the centrifugal fan of first embodiment of the invention.
Fig. 9 is the medial elevational view of the centrifugal fan of first embodiment of the invention.
Figure 10 be in Fig. 8 the centrifugal fan of first embodiment of the invention along A-A sectional view.
Figure 11 is the decomposing schematic representation of the centrifugal fan of second embodiment of the invention.
Wherein, description of reference numerals is as follows:
10 casing
20 aerofoil fans
21 flabellums
22 existing fan hubs
100 are centrifuged impeller
110 turns of cored structures
111 fan hubs
112 rotating shafts
113 base plates
114 holes
120 are centrifuged flabellum
121 roots
122 ends
200 cases
210 ring-type wind-guiding faces
220 air inlets
230 stator blades
240 air outlets
300 fix seat
301 Fixed Divisions
310 axle sleeves
D1 forward direction
Detailed description of the invention
Refering to Fig. 3 and Fig. 4, the first embodiment of the present invention provides a kind of centrifugal fan having axial flow wind direction,
It comprises one and is centrifuged impeller 100, case 200 and and fixes seat 300.
Refering to Fig. 3 to Fig. 5, centrifugal impeller 100 comprises one turn of cored structure 110 and multiple centrifugal flabellum 120.
Turn cored structure 110 and comprise fan hub 111, base plate 113, the most cylindric housing of fan hub 111
(but the present invention is not limited to this, and such as fan hub 111 can also be taper shell), the inner side tool of fan hub 111
Having a rotating shaft 112, rotating shaft 112 is preferably along fanning the axially arranged of hub 111；Centrifugal impeller 100 is along rotating shaft
112 rotate towards forward direction D1；Base plate 113 is in discoideus, and it is from fanning hub 111 along fan hub
Radially extending of 111 (or rotating shafts 112), the junction along fan hub 111 and base plate 113 is run through and is offered
Multiple holes 114, these holes 114 arrange around fan hub 111.Centrifugal flabellum 120 twisted rotary shaft 112
Spread configuration is on base plate 113, and each centrifugal flabellum 120 is preferably vertical with base plate 113 is connected setting,
Each centrifugal flabellum 120 comprises root 121 and an end 122, root 121 in bending, each centrifugal fan
Leaf 120 is connected to base plate 113 preferably by root 121, and end 122 is then outwardly away from from root 121
Rotating shaft 112 extends, and the end 122 of the most each centrifugal flabellum 120 reverses towards centrifugal impeller 100
The bending of forward direction D1 and extend beyond the outer rim of base plate 113.
Aforementioned for being centrifuged impeller 100 preferably structure configuration mode, but the present invention is not limited to this, centrifugal
Impeller 100 can also only comprise a fan hub 111 and multiple centrifugal flabellum 120.The root of each centrifugal flabellum 120
Portion 121 is connected to fan hub 111, and its end 122 is outwardly away from rotating shaft 112 from root 121 and extends.
Refering to Fig. 6 to Fig. 8, case 200 is the most tapered, and it covers at outside centrifugal impeller 100,
There is inside it ring-type wind-guiding face 210, and the top of case 200 offers an air inlet 220.Ring-type
Wind-guiding face 210 conical surface in the form of a ring and its twisted rotary shaft 112 are arranged, and fan hub 111 air inlet 220 that aligns sets
Putting, the root 121 of each centrifugal flabellum 120 is exposed to air inlet 220, ring-type wind-guiding face 210 be shielded from from
The outside of heart flabellum 120 end 122, leads it is preferred that end 122 correspondence of centrifugal flabellum 120 is ring-type
The profile in wind face 210 is tapered.Being provided with a stator blade 230 on case 200, stator blade 230 is from case 200
The inwardly projecting inner side being arranged at case 200 of outer rim, it is for increasing the static pressure of case 200 interior flow field.
Refering to Fig. 8 and Fig. 9, it is preferred that fixing seat 300 is tabular, it is for fixing centrifugal impeller
The rotating shaft 112 of 100, and fixing seat 300 is connected to case 200.The outer rim of fixing seat 300 is extended many
Individual Fixed Division 301, fixing seat 300 be fixedly connected on by these Fixed Divisions 301 case 200 (such as with
Screw interlocking, but the invention is not restricted to this).It is vertically installed with an axle sleeve 310 on fixing seat 300, centrifugal
Impeller 100 is connected to fixing seat 300 by rotating shaft 112 is socketed axle sleeve 310, and the present invention from
Heart impeller 100 is between case 200 and fixing seat 300.It is preferred that the outer rim institute of fixing seat 300
The scope that encirclement scope is surrounded less than the outer rim of case 200 root edge, the root edge of case 200 and fixing seat
Between the outer rim of 300, there is gap and constitute an air outlet 240, and the opening of air outlet 240 and air inlet
Mouth direction substantially becomes parallel.
Refering to Figure 10, the centrifugal fan of the present invention is arranged at a casing 10.Centrifugal impeller 100 is along rotating shaft
112 rotate towards its forward direction D1 and are sucked by air inlet 220 by air, and air is along each centrifugal flabellum
The root 121 of 120, from the centrifugal end 122 flowing to each centrifugal flabellum 120 of fan hub 111, passes through centrifugal fan
The end 122 of leaf 120 bending and ring-type wind-guiding face 210 guide the air-flow of centrifugal direction and change to axial flow side
To and flow into casing 10 by air outlet 240.But the centrifugal fan of the present invention can also be only by ring-type
Wind-guiding face 210 guides air-flow conversion and does not bend the end 122 of centrifugal flabellum 120.
Refering to Figure 11, the second embodiment of the present invention provides a kind of centrifugal fan having axial flow wind direction, its bag
It is centrifuged impeller 100, case 200 and containing one and fixes seat 300.
Centrifugal impeller 100 comprises one turn of cored structure 110 and multiple centrifugal flabellum 120.Turn cored structure 110
Comprise fan hub 111, base plate 113, the most cylindric housing of fan hub 111 (but the present invention does not limits
Due to this, such as fan hub 111 can also be taper shell), the inner side of fan hub 111 has a rotating shaft 112,
Rotating shaft 112 is preferably along fanning the axially arranged of hub 111；Centrifugal impeller 100 is along rotating shaft 112 towards one just
Turn direction D1 to rotate；Base plate 113 fan hub 111 radially extending along fan hub 111 (or rotating shaft 112) certainly,
Run through along the junction fanning hub 111 and base plate 113 and offer multiple holes 114, these holes 114
Arrange around fan hub 111.Centrifugal flabellum 120 twisted rotary shaft 112 spread configuration on base plate 113,
Each centrifugal flabellum 120 is preferably vertical with base plate 113 is connected setting, and each centrifugal flabellum 120 comprises one
Portion 121 and an end 122, root 121 is in bending, and each centrifugal flabellum 120 is preferably by root
121 are connected to base plate 113, and end 122 is then outwardly away from rotating shaft 112 from root 121 and extends, and preferably
The end 122 of each centrifugal flabellum 120 in ground reverse forward direction D1 towards centrifugal impeller 100 bend and
Extend beyond the outer rim of base plate 113.
Aforementioned for being centrifuged impeller 100 preferably structure configuration mode, but the present invention is not limited to this, centrifugal
Impeller 100 can also only comprise a fan hub 111 and multiple centrifugal flabellum 120.The root of each centrifugal flabellum 120
Portion 121 is connected to fan hub 111, and its end 122 is outwardly away from rotating shaft 112 from root 121 and extends.
Case 200 housing cylindrically, it covers at outside centrifugal impeller 100, has one inside it
Ring-type wind-guiding face 210, and the top of case 200 offers an air inlet 220.Ring-type wind-guiding face 210
Ring plain and its twisted rotary shaft 112 are arranged, and fan hub 111 air inlet 220 that aligns is arranged, each centrifugal fan
The root 121 of leaf 120 is exposed to air inlet 220, and ring-type wind-guiding face 210 is shielded from centrifugal flabellum 120 end
The outside of end 122.
Fixing seat 300 is for the rotating shaft 112 of fixing centrifugal impeller 100, and fixing seat 300 is connected to case
200.The outer rim of fixing seat 300 extends the Fixed Division 301 of multiple feet, and fixing seat 300 is by this
A little Fixed Divisions 301 and be fixedly connected on case 200 (such as with screw interlocking, but the invention is not restricted to this).
Being vertically installed with an axle sleeve 310 on fixing seat 300, centrifugal impeller 100 is by being socketed axle sleeve by rotating shaft 112
310 and be connected to fixing seat 300, and the centrifugal impeller 100 of the present invention is positioned at case 200 and fixing seat
Between 300.It is preferred that the surrounded scope of outer rim of fixing seat 300 is less than the outer rim institute of case 200 root edge
The scope surrounded, has gap between root edge and the outer rim of fixing seat 300 of case 200 and constitutes one and go out
Air port 240, and air outlet 240 substantially becomes parallel with the opening direction of air inlet.
Its main air-out passage of the centrifugal fan of the present invention is in the periphery of its centrifugal impeller 100, by arranging
Ring-type wind-guiding face 210 and the end 122 of the centrifugal flabellum 120 of bending and by the gas of centrifugal impeller 100 periphery
Stream is directed to axial flow direction by centrifugal direction.Therefore can be logical as heat radiation using the periphery of casing 10 inner space
Road, the space within fixing seat 300 outer rim all can be used for arranging electronic component without hindering passage.
Compared to the conventional axial-flow fan 20 of prior art, the centrifugal fan of the present invention makes casing 10 inside to have
There is bigger utilization space, and narrow installation space can be applicable to, and gas channel is the most smooth and easy,
Further, centrifugal fan can also provide the blast that more existing aerofoil fan 20 is bigger.
The foregoing is only presently preferred embodiments of the present invention, be not used to limit the scope of the claims of the present invention, its
It uses the equivalence change of the patent spirit of the present invention, all should all belong to the scope of the claims of the present invention.
Claims (13)
1. the centrifugal fan having axial flow wind direction, it is characterised in that comprise:
One is centrifuged impeller, has one turn of cored structure and turns multiple centrifugal fans of cored structure spread configuration around this
Leaf, each described centrifugal flabellum comprises a root and an end, and described root is bending, and described end is then certainly
Described root is outwardly away from the rotating shaft of described centrifugal fan and extends, the end of each described centrifugal flabellum reverse towards
The forward direction bending of this centrifugal impeller；And
One case, wherein this case is tapered or cylindrical shape cover at outside this centrifugal impeller, this case
Inner side has a ring-type wind-guiding face, and this ring-type wind-guiding face turns cored structure around this and shields described centrifugal fan
Leaf, this case offers an air inlet in top, and the root of described centrifugal flabellum is exposed to described air inlet；
One fixes seat, and this centrifugal impeller is connected to this fixing seat.
2. the centrifugal fan having axial flow wind direction as claimed in claim 1, it is characterised in that this turns core knot
Structure comprises a fan hub and a base plate, and this base plate radially extends from this fan hub, and described centrifugal flabellum is arranged at this end
On plate.
3. the centrifugal fan having axial flow wind direction as claimed in claim 1, it is characterised in that described case
On be provided with a stator blade structure, described stator blade structure is from the inwardly projecting case that is arranged at of the outer rim of described case
Inner side, described stator blade structure is for increasing the static pressure in described casing interior flow field.
4. the as claimed in claim 1 centrifugal fan having axial flow wind direction, it is characterised in that this case with
Constitute an air outlet between this fixing seat, and this air outlet is parallel with this air inlet opening direction.
5. the centrifugal fan having axial flow wind direction as claimed in claim 1, it is characterised in that this fixing seat
On be vertically installed with an axle sleeve and turn cored structure to be socketed this, and this centrifugal impeller turns cored structure by this and connects
In this fixing seat.
6. the centrifugal fan having axial flow wind direction as claimed in claim 1, it is characterised in that described centrifugal
The profile in the corresponding ring-type wind-guiding face of the end of flabellum is tapered.
7. the centrifugal fan having axial flow wind direction, it is characterised in that comprise:
One is centrifuged impeller, has a fan hub, a base plate and cincture and turns multiple centrifugal fans of cored structure spread configuration
Leaf；And
One case, covers at outside this centrifugal impeller, and the inner side of this case has a ring-type wind-guiding face, this ring
Shape wind-guiding face turns cored structure around this and shields described centrifugal flabellum, and this case offers one in top and enters
QI KOU；
The end of the most each described centrifugal flabellum extends beyond this base plate, and the end of each described centrifugal flabellum is turned round
The forward direction turning to this centrifugal impeller bends.
8. the centrifugal fan having axial flow wind direction as claimed in claim 7, it is characterised in that also comprise
Fixing seat, this centrifugal impeller is connected to this fixing seat.
9. the centrifugal fan having axial flow wind direction as claimed in claim 8, it is characterised in that this fixing seat
On be vertically installed with an axle sleeve to be socketed this fan hub, and this centrifugal impeller is connected to this is fixed by this fan hub
Seat.
10. the as claimed in claim 8 centrifugal fan having axial flow wind direction, it is characterised in that this case in
An air outlet is constituted between taper or cylindrical shape, and this case root edge and this fixing seat.
11. centrifugal fans having axial flow wind direction as claimed in claim 10, it is characterised in that this air-out
Mouth is parallel with this air inlet opening direction.
12. centrifugal fans having axial flow wind direction as claimed in claim 7, it is characterised in that described case
On be provided with a stator blade structure, described stator blade structure is from the inwardly projecting case that is arranged at of the outer rim of described case
Inner side, described stator blade structure is for increasing the static pressure in described casing interior flow field.
13. centrifugal fans having axial flow wind direction as claimed in claim 7, it is characterised in that described centrifugal
The profile in the corresponding ring-type wind-guiding face of the end of flabellum is tapered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210168823.6A CN103452869B (en) | 2012-05-28 | 2012-05-28 | The centrifugal fan of tool axial flow wind direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210168823.6A CN103452869B (en) | 2012-05-28 | 2012-05-28 | The centrifugal fan of tool axial flow wind direction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103452869A CN103452869A (en) | 2013-12-18 |
| CN103452869B true CN103452869B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210168823.6A Active CN103452869B (en) | 2012-05-28 | 2012-05-28 | The centrifugal fan of tool axial flow wind direction |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696986A (en) * | 2014-01-06 | 2014-04-02 | 常立新 | Sleeve type centrifugal dehumidifying and purifying ventilator |
| CN104154009B (en) * | 2014-08-13 | 2016-08-24 | 深圳市锐钜科技有限公司 | Centrifugal type wind wheel multi-stage booster induced-draught fan |
| CN104235072B (en) * | 2014-09-19 | 2017-02-01 | 珠海格力电器股份有限公司 | Centrifugal fan and air purifier with same |
| TWI536717B (en) | 2014-11-07 | 2016-06-01 | 財團法人工業技術研究院 | Heat dispersion apparatus for motors |
| CN105317743A (en) * | 2015-09-07 | 2016-02-10 | 珠海格力电器股份有限公司 | Centrifugal fan and air conditioner |
| CN105370618A (en) * | 2015-11-16 | 2016-03-02 | 蔡少波 | Tapered axial flow centrifugal compressor |
| TWI603020B (en) | 2016-11-04 | 2017-10-21 | 財團法人工業技術研究院 | Fluid machinery lubrication system assembly |
| CN114233679B (en) * | 2020-09-09 | 2024-08-27 | 英业达科技有限公司 | Fan with fan body |
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| US5478201A (en) * | 1994-06-13 | 1995-12-26 | Carrier Corporation | Centrifugal fan inlet orifice and impeller assembly |
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| CN201339600Y (en) * | 2008-12-23 | 2009-11-04 | 广东肇庆德通有限公司 | Centrifugal medium-pressure blower impeller |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2115419U (en) * | 1991-10-03 | 1992-09-09 | 陈德洪 | S-shape vane centrifugal ventilator |
| US5478201A (en) * | 1994-06-13 | 1995-12-26 | Carrier Corporation | Centrifugal fan inlet orifice and impeller assembly |
| JP2003301794A (en) * | 2002-04-09 | 2003-10-24 | Denso Corp | Centrifugal blower |
| CN1873230A (en) * | 2005-06-02 | 2006-12-06 | 本田技研工业株式会社 | Multi-blade fan for air-cooled engine |
| CN201148995Y (en) * | 2008-01-16 | 2008-11-12 | 天津内燃机研究所 | Low noise cooling fan |
| CN101660535A (en) * | 2008-08-29 | 2010-03-03 | 株式会社日立产机系统 | Centrifugal fan and air fluid machinery using the same |
| CN201339600Y (en) * | 2008-12-23 | 2009-11-04 | 广东肇庆德通有限公司 | Centrifugal medium-pressure blower impeller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103452869A (en) | 2013-12-18 |
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