CN101446302B - Fan having fan frame with stationary guide blade - Google Patents
Fan having fan frame with stationary guide blade Download PDFInfo
- Publication number
- CN101446302B CN101446302B CN2008101462892A CN200810146289A CN101446302B CN 101446302 B CN101446302 B CN 101446302B CN 2008101462892 A CN2008101462892 A CN 2008101462892A CN 200810146289 A CN200810146289 A CN 200810146289A CN 101446302 B CN101446302 B CN 101446302B
- Authority
- CN
- China
- Prior art keywords
- fan
- fan frame
- housing
- stator blade
- conducting element
- 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.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a fan having fan frame with stationary guide blade. The stationary blade of the fan frame is provided with a wing-shaped guide part. Matching of the stationary blade and the guide part smoothes flowing of the airflow, reduces turbulence, increases radiating efficiency to heat source and reduces noise resulting from turbulence. Besides, the guide part can prevent outside foreign matters from entering from the air outlet of the fan frame and guarantee safety of the elements inside the fan frame.
Description
The application is that application number is 200510103208.7, the applying date is on September 16th, 2005, denomination of invention is divided an application for " fan frame and fan with flow-guiding stator blade " application for a patent for invention.
Technical field
The present invention relates to a kind of fan frame and fan, relate in particular to a kind of fan frame and fan with wing stator blade and conducting element with flow-guiding stator blade.
Background technique
Common shaft streaming fan frame comprises the base 11 of a housing 10, in this housing 10 and the stator blade 12 of this housing 10 of a plurality of connection and this base 11 as shown in Figure 1.Please consult Fig. 2 simultaneously, when this known fan frame 1 collocation flabellum (not illustrating among the figure) operated, the air-flow that this flabellum drove can produce turbulent flow at this exhaust outlet place that fans frame 1, cause air-flow effectively to dispel the heat at thermal source; When particularly operating under high back pressure, the air-flow that flabellum produced more can produce turbulent flow on stator blade 12 curved surfaces, cause flabellum stall easily, and air-flow is effectively work done also, and can produce bigger noise.
Summary of the invention
Technical problem to be solved by this invention is: the air-flow that flabellum drove of known axial flow fan can produce turbulent flow at this exhaust outlet place that fans frame, causes air-flow effectively to dispel the heat at thermal source; When particularly operating under high back pressure, the air-flow that flabellum produced more can produce turbulent flow on the stator blade curved surface, cause flabellum stall easily, and air-flow is effectively work done also, and can produce bigger noise.
Main purpose of the present invention just is to provide a kind of fan frame and fan with flow-guiding stator blade, its inner edge from this fan frame between per two stator blades of this fan frame extends a wing conducting element, the collocation of this stator blade and this conducting element can allow the air-flow secondary-working, reduce the generation of turbulent flow, make by the flow field of stator blade curved surface more smooth and easy, increase heat dissipation, and can reduce the noise that turbulent flow is produced.
For achieving the above object, fan of the present invention comprises that a fan frame and is arranged at the impeller sets of this fan frame inside.This fan frame comprises stator blade and a plurality of conducting element that extends to the center from this housing inner edge of base, a plurality of connection this housing and this base of a housing, in this housing.Wherein this conducting element is a wing-shaped structure and does not contact with this base essence, and the shape of itself and this stator blade is worked in coordination, and makes the air-flow of this stator blade of flowing through can secondary-working, to reduce the generation of turbulent flow.The design of these conducting elements also can stop extraneous foreign matter to enter from the exhaust outlet of this fan frame in addition, can protect the safety of fan frame inner member.
Specifically, the invention provides a kind of fan, comprising:
One fan frame, it comprises:
One housing;
One is positioned at the base of this housing;
A plurality of stator blades are connected between this housing and this base; And
A plurality of conducting elements are arranged between this housing and this base, arrange with this stator blade each interval; And
One impeller sets is arranged at this fan frame inside.
The present invention provides a kind of fan again, comprising:
One fan frame, it comprises:
One housing;
One is positioned at the base of this housing;
A plurality of stator blades are connected between this housing and this base; And
A plurality of conducting elements are arranged between this housing and this base, wherein the height of this conducting element be this stator blade height 1/4th to 3/4ths; And
One impeller sets is arranged at this fan frame inside.
The present invention also provides a kind of fan, comprising:
One fan frame, it comprises:
One housing;
One is positioned at the base of this housing;
A plurality of stator blades are connected between this housing and this base; And
A plurality of conducting elements, extend on the top in this housing; And
One impeller sets is arranged at this fan frame inside.
By said structure, the present invention can be achieved as follows beneficial technical effects: can allow the air-flow secondary-working, reduce the generation of turbulent flow, make by the flow field of stator blade curved surface more smooth and easyly, increase heat dissipation, and can reduce the noise that turbulent flow is produced.
For above and other objects of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. are described in detail below:
Description of drawings
Fig. 1 is the sectional axonometric drawing of common shaft streaming fan frame.
Fig. 2 is the flow field schematic representation of common shaft streaming fan airstream on the stator blade curved surface.
Fig. 3 is fan one an embodiment's of the present invention sectional axonometric drawing, and wherein conducting element is to extend from housing inner edge top.
Fig. 4 is the stator blade of air-flow process Fig. 3 and the generalized section of conducting element.
Fig. 5 is another embodiment's of a fan of the present invention sectional axonometric drawing, and wherein conducting element is to extend from housing inner edge bottom.
Fig. 6 is the stator blade of air-flow process Fig. 5 and the generalized section of conducting element.
[primary component symbol description]
1,3: fan frame 10,30: housing
11,31: base 12,32: stator blade
2: impeller sets 33: conducting element
Embodiment
See also Fig. 3, the fan with flow-guiding stator blade of the present invention comprises that a fan frame 3 and is arranged at the impeller sets 2 of these fan frame 3 inside, and this impeller sets 2 has a plurality of skewed blades of the type of raising up that are.This fan frame 3 comprises stator blade 32 and a plurality of conducting element 33 that extends to the center from the top of this housing inner edge of cup dolly 31, a plurality of connection this housing and this base of housing that a summary is square 30, in this housing, and wherein these stator blades 32 are each interval with these conducting elements 33 and arrange.
This stator blade 32 all is wing with this conducting element 33, but this conducting element 33 does not contact with these base 31 essence to avoid the air quantity of excessive influence from these fan frame 3 outputs; In addition, the height of this conducting element 33 preferably is 1/4th to 3/4ths of these stator blade 32 height.
Please consult Fig. 4 simultaneously, when producing air-flow when these impeller sets 2 rotations, air-flow can be mobile along the curved surface of these stator blade 32 tops or this conducting element 33 earlier, the wing curved surface of this conducting element 33 can further be guided air-flow the bottom that carry over this stator blade 32 and be flowed, so can reduce the generation of the turbulence flow flied on these fan frame 3 exhaust outlets and this stator blade 32 curved surfaces, and can reduce the noise that turbulent flow is produced.In addition, the design of these conducting elements 33 also can stop extraneous foreign matter to enter from the exhaust outlet of this fan frame 3, can protect the safety of fan frame 3 inner members.
See also Fig. 5, another embodiment of the present invention is to extend to the center from the bottom of these housing 3 inner edges for these a plurality of conducting elements 33, and other structure characteristic and identical with connection relationship such as the above embodiments of other element repeats no more.
Please consult Fig. 6 simultaneously, when producing air-flow when these impeller sets 2 rotations, air-flow can be mobile along the curved surface of this stator blade 32 earlier, then at this air-flow with confusion reigned before the irregular turbulent flow, guiding by the wing curved surface of this conducting element 33, make this air-flow can carry over the Lower Half of curved surface of this stator blade 32 or the curved surface of this conducting element 33 flows, with generation that reduces turbulent flow and the noise that is produced thereof.Similarly, the design of these conducting elements 33 also can stop extraneous foreign matter to enter from the exhaust outlet of this fan frame 3, can protect the safety of fan frame 3 inner members.
The above only is preferred embodiment of the present invention, and the foregoing description only is used for illustrating but not in order to limit claim scope of the present invention, category of the present invention is defined by appending claims.All equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (7)
1. a fan is characterized in that, comprising:
One fan frame, it comprises:
One housing;
One is positioned at the base of this housing;
A plurality of stator blades are connected between this housing and this base; And
A plurality of conducting elements extend to the center from this housing inner edge, arrange with this stator blade each interval, and the shape of this conducting element and this stator blade is worked in coordination, and this conducting element does not contact with this base essence; And
One impeller sets is arranged at this fan frame inside.
2. fan as claimed in claim 1 is characterized in that, the height of this conducting element is 1/4th to 3/4ths of this stator blade height.
3. fan as claimed in claim 1 or 2 is characterized in that, this conducting element extends from top or bottom in this housing.
4. fan as claimed in claim 1 or 2 is characterized in that the section of this conducting element is wing.
5. fan as claimed in claim 1 or 2 is characterized in that the section of this stator blade is wing.
6. fan as claimed in claim 1 or 2 is characterized in that, this impeller sets has a plurality of skewed blades that are the type of raising up.
7. fan as claimed in claim 1 or 2 is characterized in that, this conducting element and this stator blade are curved arranged radially around this base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101462892A CN101446302B (en) | 2005-09-16 | 2005-09-16 | Fan having fan frame with stationary guide blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101462892A CN101446302B (en) | 2005-09-16 | 2005-09-16 | Fan having fan frame with stationary guide blade |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101032087A Division CN100427769C (en) | 2005-09-16 | 2005-09-16 | Fan frame with flow-guiding stator blade and fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101446302A CN101446302A (en) | 2009-06-03 |
| CN101446302B true CN101446302B (en) | 2011-09-14 |
Family
ID=40742120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101462892A Active CN101446302B (en) | 2005-09-16 | 2005-09-16 | Fan having fan frame with stationary guide blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101446302B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865246B (en) * | 2012-10-19 | 2015-01-14 | 哈尔滨泰富电气有限公司 | Axial-flow fan with large air amount and high wind speed |
| JP6381811B2 (en) * | 2015-08-10 | 2018-08-29 | 三菱電機株式会社 | Blower and air conditioner |
| CN107664142B (en) * | 2016-07-29 | 2019-11-05 | 台达电子工业股份有限公司 | Fan assembly |
| CN106287546A (en) * | 2016-08-16 | 2017-01-04 | 江苏绿扬光伏科技有限公司 | Shock resistance wind energy complementary power-generating illuminating device |
| JP2020104593A (en) * | 2018-12-26 | 2020-07-09 | 株式会社デンソー | Vehicular air conditioning unit |
| CN112392750A (en) * | 2020-11-30 | 2021-02-23 | 浙江泰达微电机有限公司 | High-air-volume radiating fan |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1566714A (en) * | 2003-07-02 | 2005-01-19 | 奇鋐科技股份有限公司 | Wind direction outlet control unit |
| CN2697361Y (en) * | 2004-03-17 | 2005-05-04 | 力致科技股份有限公司 | Centrifugal type radiation fan structure for office facilities |
-
2005
- 2005-09-16 CN CN2008101462892A patent/CN101446302B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1566714A (en) * | 2003-07-02 | 2005-01-19 | 奇鋐科技股份有限公司 | Wind direction outlet control unit |
| CN2697361Y (en) * | 2004-03-17 | 2005-05-04 | 力致科技股份有限公司 | Centrifugal type radiation fan structure for office facilities |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101446302A (en) | 2009-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101446302B (en) | Fan having fan frame with stationary guide blade | |
| CN101666328B (en) | Radiating device and fan impeller thereof | |
| CN101265923B (en) | Fan and its fan frame | |
| CN201972963U (en) | Fan module | |
| US20070154308A1 (en) | Heat-dissipating fan | |
| CN202266503U (en) | Multi-point output centrifugal fan | |
| JP2004169680A (en) | Blade structure and heat radiator using it | |
| CN100507281C (en) | Fan frame with notch connecting pieces and fan | |
| CN100460692C (en) | Fan frame with flow guiding stator blade and fan | |
| CN102011755A (en) | Fan device without fan blade | |
| CN100427769C (en) | Fan frame with flow-guiding stator blade and fan | |
| CN101377206A (en) | Fan vane structure and centrifugal fan having the same | |
| CN111734684B (en) | Heat radiation module of electric or electronic device | |
| JP2016017500A (en) | Centrifugal blower | |
| CN101205933B (en) | Airflow commutating device and serial fan | |
| CN201080925Y (en) | Fan flow guiding structure | |
| TWI328080B (en) | Fan and impeller thereof | |
| CN112628165B (en) | Fan and fan impeller thereof | |
| CN101319686B (en) | Fan and its frame | |
| CN201433940Y (en) | Fan frame of axial-flow type thermal fan | |
| WO2021139508A1 (en) | Diffuser, air supply apparatus, and dust collection equipment | |
| CN101008398B (en) | Fan and blade thereof | |
| CN100380000C (en) | Casing seat of axial-flow radiating fan | |
| CN100353077C (en) | Air-out structure of axial-flow fan | |
| CN205779899U (en) | Centrifugal fan blade, outer rotor fan and air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| 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 |