CN202125439U - Novel radiating fan and motor using same - Google Patents
Novel radiating fan and motor using same Download PDFInfo
- Publication number
- CN202125439U CN202125439U CN 201120182333 CN201120182333U CN202125439U CN 202125439 U CN202125439 U CN 202125439U CN 201120182333 CN201120182333 CN 201120182333 CN 201120182333 U CN201120182333 U CN 201120182333U CN 202125439 U CN202125439 U CN 202125439U
- Authority
- CN
- China
- Prior art keywords
- fan
- base plate
- blade
- fixed base
- small leaf
- 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 - Lifetime
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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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
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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
- F04D29/30—Vanes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model discloses a novel radiating fan and a motor using the same. The radiating fan comprises a base board (11) and a fixing base (13) protruded from the middle of the base board (11). Installing holes (12) are arranged on the base board (11) and the fixing base (13), and a plurality of fan blades (14) are protruded on the periphery of the fixing base (13) and at the bottom of the base board (11). The fan blades (14) include big fan blades (141) and small fan blades (142), the big fan blades (141) are close to the fixing base (13), and the width L2 of the small fan blades (142) is smaller than the width L1 of the big fan blades (141). The novel radiating fan is simple in structure, convenient to install and small in volume, enables motor structure to be compact, can radiate heat for the end face and an inner lateral side of a motor stator winding, and is good in radiating effect.
Description
Technical field:
The utility model relates to a kind of heat sinking fan and application of motor thereof.
Background technique:
At present, most of motor internals all are provided with radiation fan, and machine shaft is bearing in and drives the radiation fan rotation on the middle part mounting hole of radiation fan; Give motor radiating; But have following problem: 1) the radiation fan volume is bigger, takies too many space; Cause motor volume bigger, structure is not compact; 2) the motor windings radiating effect is bad, and electric machine temperature rise is high; 3) can not give the heat radiation of motor stator winding end face and inner side surface simultaneously, radiating effect is poor.
Summary of the invention:
A purpose of the utility model provides a kind of heat sinking fan, and it is simple in structure, and is easy for installation, and volume is little, gives the heat radiation of motor windings end face and inner side surface simultaneously, good heat dissipation effect.
The radiation fan of the utility model is achieved through following technical proposals.
A kind of heat sinking fan; Comprise base plate and the fixed base that protrudes from the base plate centre; On base plate and the fixed base mounting hole is set, the some fan blades of protrusion on the bottom surface of the periphery of fixed base, base plate, fan blade comprises big blade and small leaf; Big blade is near fixed base, and the width L2 of small leaf is less than the width L1 of big blade.
Above-mentioned described big blade tip is connected through joint on the outer surface of fixed base, and big blade afterbody is connected with small leaf, and small leaf extends base plate.
Above-mentioned described fan blade is evenly distributed on the base plate at interval, is radial extension.
Above-mentioned described big blade and small leaf pass through arc-shaped transition.
Above-mentioned described base plate, fixed base and fan blade integrated injection molding.
The utility model radiation fan compared with prior art has following effect: 1) the utility model comprises base plate and from the middle fixed base that protrudes of base plate, on base plate and the fixed base mounting hole is set; The some fan blades of protrusion on the bottom surface of the periphery of fixed base, base plate, fan blade comprises big blade and small leaf, big blade is near fixed base; The width L2 of small leaf is less than the width L1 of big blade, and is simple in structure, easy for installation; Volume is little, gives the heat radiation of motor windings end face and inner side surface simultaneously, good heat dissipation effect; 2) fan blade is evenly distributed on the base plate at interval, is radial extension, and is stressed even, good heat dissipation effect; 3) base plate, fixed base and fan blade integrated injection molding are with low cost, are applicable to batch process.
Another purpose of the utility model provides a kind of motor of using the heat sinking fan, and this electric machine structure is compact, good heat dissipation effect.
The motor of the utility model is achieved through following technical proposals.
A kind of motor of using the heat sinking fan comprises radiation fan, stator iron core, staor winding, rotor assembly, rotating shaft, front cover and rear end cover; Staor winding is wound on the stator iron core, and rotor assembly is nested in the stator iron core, and rotating shaft is passed in the middle of rotor assembly; Front cover with rear end cover connection be in the same place, form cavity between front cover or rear end cover and the staor winding, fan blade is installed in the rotating shaft; Place in the cavity, said radiation fan comprises base plate and from the middle fixed base that protrudes of base plate, on base plate and the fixed base mounting hole is set; The some fan blades of protrusion on the bottom surface of the periphery of fixed base, base plate; Fan blade comprises big blade and small leaf, and big blade is near fixed base, and the width L2 of small leaf is less than the width L1 of big blade.
Above-mentioned described big blade tip is connected through joint on the outer surface of fixed base, and big blade afterbody is connected with small leaf, and small leaf extends base plate.
Above-mentioned described fan blade is evenly distributed on the base plate at interval, is radial extension.
Above-mentioned described big blade and small leaf pass through arc-shaped transition.
Above-mentioned described base plate, fixed base and fan blade integrated injection molding.
The motor of the utility model compared with prior art has following effect: 1) motor comprises radiation fan, stator iron core, staor winding, rotor assembly, rotating shaft, front cover and rear end cover; Staor winding is wound on the stator iron core, and rotor assembly is nested in the stator iron core, and rotating shaft is passed in the middle of rotor assembly; Front cover with rear end cover connection be in the same place, form cavity between front cover or rear end cover and the staor winding, fan blade is installed in the rotating shaft; Place in the cavity, said radiation fan comprises base plate and from the middle fixed base that protrudes of base plate, on base plate and the fixed base mounting hole is set; The some fan blades of protrusion on the bottom surface of the periphery of fixed base, base plate, fan blade comprises big blade and small leaf, big blade is near fixed base; The width L2 of small leaf is less than the width L1 of big blade, and it is simple in structure, compact, good heat dissipation effect; 2) base plate, fixed base and fan blade integrated injection molding are with low cost, are applicable to batch process.
Description of drawings:
Fig. 1 is the utility model radiation fan stereogram.
Fig. 2 is the utility model cooling fan structure figure.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the utility model motor stereogram.
Fig. 5 is the utility model motor exploded view.
Embodiment:
Below through specific embodiment and combine accompanying drawing that the utility model is described in further detail.
Like Fig. 1, Fig. 2 and shown in Figure 3; A kind of heat sinking fan comprises base plate 11 and from the base plate 11 middle fixed bases 13 that protrude, on base plate 11 and the fixed base 13 mounting hole 12 is set; The some fan blades 14 of protrusion on the bottom surface of the periphery of fixed base 13, base plate 11; Fan blade 14 comprises big blade 141 and small leaf 142, and big blade 141 is near fixed base 13, and the width L2 of small leaf 142 is less than the width L1 of big blade 141; Big blade 141 ends are connected through joint 15 on the outer surface of fixed base 13, and big blade 141 afterbodys are connected with small leaf 142, and small leaf 142 extends base plate 11; Fan blade 14 is evenly distributed on the base plate 11 at interval, is radial extension; Big blade 141 passes through arc-shaped transition with small leaf 142; Base plate 11, fixed base 13 and fan blade 14 integrated injection moldings; This is simple in structure, and is easy for installation, and volume is little, gives the heat radiation of motor stator winding end face and inner side surface simultaneously, good heat dissipation effect.
In conjunction with Fig. 1 to Fig. 5, a kind of motor of using the heat sinking fan comprises radiation fan 1, stator iron core 2; Staor winding 3, rotor assembly 4, rotating shaft 5, front cover 6 and rear end cover 7, staor winding 3 are wound on the stator iron core 2, and rotor assembly 4 is nested in 2 li of stator iron cores; Rotating shaft 5 is passed in the middle of rotor assembly 4, front cover 6 with rear end cover 7 connections be in the same place formation cavity 8 between front cover 6 or rear end cover 7 and the staor winding 3; Fan blade 1 is installed in the rotating shaft 5; Place 8 li of cavitys, said radiation fan 1 comprises base plate 11 and from the base plate 11 middle fixed bases 13 that protrude, on base plate 11 and the fixed base 13 mounting hole 12 is set; The some fan blades 14 of protrusion on the bottom surface of the periphery of fixed base 13, base plate 11; Fan blade 14 comprises big blade 141 and small leaf 142, and big blade 141 is near fixed base 13, and the width L2 of small leaf 142 is less than the width L1 of big blade 141; Big blade 141 ends are connected through joint 15 on the outer surface of fixed base 13, and big blade 141 afterbodys are connected with small leaf 142, and small leaf 142 extends base plate 11; Fan blade 14 is evenly distributed on the base plate 11 at interval, is radial extension; Big blade 141 passes through arc-shaped transition with small leaf 142; Base plate 11, fixed base 13 and fan blade 14 integrated injection moldings, this electric machine structure is compact, good heat dissipation effect.
The radiation fan 1 of the utility model is installed on the machine shaft 5, and fan blade 14 is vertical with rotor assembly 4 end faces, and fan blade 14 comprises big blade 141 and small leaf 142; Big blade 141 stretches into motor stator winding 3 inner circular part positions, and small leaf 142 covering stator windings 3 ends are in motor operation course; Rotating shaft 5 drives radiation fan 1 rotation; Radiation fan 1 better to staor winding 3 inner and end heat radiations, has reduced electric machine temperature rise significantly, has improved the working efficiency of motor.
Claims (10)
1. heat sinking fan; Comprise base plate (11) and the fixed base (13) that protrudes from base plate (11) centre; On base plate (11) and the fixed base (13) mounting hole (12) is set, protrusion some fan blades (14) on the bottom surface of the periphery of fixed base (13), base plate (11), it is characterized in that: fan blade (14) comprises big blade (141) and small leaf (142); Big blade (141) is near fixed base (13), and the width L2 of small leaf (142) is less than the width L1 of big blade (141).
2. a kind of heat sinking fan according to claim 1; It is characterized in that: big blade (141) end is connected on the outer surface of fixed base (13) through joint (15); Big blade (141) afterbody is connected with small leaf (142), and small leaf (142) extends base plate (11).
3. a kind of heat sinking fan according to claim 1 and 2 is characterized in that: fan blade (14) is evenly distributed on the base plate (11) at interval, is radial extension.
4. a kind of heat sinking fan according to claim 1 and 2 is characterized in that: big blade (141) and small leaf (142) pass through arc-shaped transition.
5. a kind of heat sinking fan according to claim 1 and 2 is characterized in that: base plate (11), fixed base (13) and fan blade (14) integrated injection molding.
6. motor of using the said heat sinking fan of claim 1; Comprise radiation fan (1), stator iron core (2), staor winding (3), rotor assembly (4), rotating shaft (5), front cover (6) and rear end cover (7), staor winding (3) are wound on the stator iron core (2); Rotor assembly (4) is nested in stator iron core (2) lining; Rotating shaft (5) is passed in the middle of rotor assembly (4), and front cover (6) and rear end cover (7) connection form cavity (8) between front cover (6) or rear end cover (7) and the staor winding (3) together; Fan blade (1) is installed in the rotating shaft (5); Place cavity (8) lining, said radiation fan (1) comprises base plate (11) and from the middle fixed base (13) that protrudes of base plate (11), on base plate (11) and the fixed base (13) mounting hole (12) is set; Protrusion some fan blades (14) on the bottom surface of the periphery of fixed base (13), base plate (11); It is characterized in that: fan blade (14) comprises big blade (141) and small leaf (142), and big blade (141) is near fixed base (13), and the width L2 of small leaf (142) is less than the width L1 of big blade (141).
7. a kind of motor according to claim 6 is characterized in that: big blade (141) end is connected on the outer surface of fixed base (13) through joint (15), and big blade (141) afterbody is connected with small leaf (142), and small leaf (142) extends base plate (11).
8. according to claim 6 or 7 described a kind of motors, it is characterized in that: fan blade (14) is evenly distributed on the base plate (11) at interval, is radial extension.
9. according to claim 6 or 7 described a kind of motors, it is characterized in that: big blade (141) and small leaf (142) pass through arc-shaped transition.
10. according to claim 6 or 7 described a kind of motors, it is characterized in that: base plate (11), fixed base (13) and fan blade (14) integrated injection molding.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120182333 CN202125439U (en) | 2011-06-01 | 2011-06-01 | Novel radiating fan and motor using same |
| PCT/CN2011/080661 WO2012163001A1 (en) | 2011-06-01 | 2011-10-11 | Cooling fan and motor applying cooling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120182333 CN202125439U (en) | 2011-06-01 | 2011-06-01 | Novel radiating fan and motor using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202125439U true CN202125439U (en) | 2012-01-25 |
Family
ID=45488507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120182333 Expired - Lifetime CN202125439U (en) | 2011-06-01 | 2011-06-01 | Novel radiating fan and motor using same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN202125439U (en) |
| WO (1) | WO2012163001A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265684A (en) * | 2014-10-13 | 2015-01-07 | 福建亚南电机有限公司 | Quickly assembled and disassembled motor fan structure |
| CN104895837A (en) * | 2015-04-29 | 2015-09-09 | 安庆市紫韵电子商务有限公司 | Fan of asynchronous motor |
| CN105889126A (en) * | 2015-02-13 | 2016-08-24 | 铃木株式会社 | Cooling fan structure for internal combustion engine |
| CN106438460A (en) * | 2015-08-12 | 2017-02-22 | 苏州三星电子有限公司 | Washing machine and motor fan impeller |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3391199B2 (en) * | 1996-11-22 | 2003-03-31 | 日立工機株式会社 | Centrifugal fan |
| FR2824201B1 (en) * | 2001-04-27 | 2003-08-01 | Valeo Equip Electr Moteur | VENTILATION DEVICE FOR ROTATING ELECTRIC MACHINE |
| JP2005246542A (en) * | 2004-03-04 | 2005-09-15 | Hitachi Koki Co Ltd | Power tool |
| CN101114784A (en) * | 2007-08-17 | 2008-01-30 | 上海锐奇工具有限公司 | Heat radiator |
| CN201113683Y (en) * | 2007-10-24 | 2008-09-10 | 南阳防爆电气研究所有限公司 | Self-clamping type electric motor fan |
| CN101309033B (en) * | 2008-06-26 | 2010-10-06 | 上海电机成套联合有限公司 | Novel construction of rotor fan of large and medium size motor |
-
2011
- 2011-06-01 CN CN 201120182333 patent/CN202125439U/en not_active Expired - Lifetime
- 2011-10-11 WO PCT/CN2011/080661 patent/WO2012163001A1/en active Application Filing
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104265684A (en) * | 2014-10-13 | 2015-01-07 | 福建亚南电机有限公司 | Quickly assembled and disassembled motor fan structure |
| CN104265684B (en) * | 2014-10-13 | 2016-06-08 | 福建亚南电机有限公司 | A kind of motor fan structure of rapid-assembling/disassembling |
| CN105889126A (en) * | 2015-02-13 | 2016-08-24 | 铃木株式会社 | Cooling fan structure for internal combustion engine |
| CN105889126B (en) * | 2015-02-13 | 2019-10-15 | 铃木株式会社 | The cooling fan structure of internal combustion engine |
| CN104895837A (en) * | 2015-04-29 | 2015-09-09 | 安庆市紫韵电子商务有限公司 | Fan of asynchronous motor |
| CN106438460A (en) * | 2015-08-12 | 2017-02-22 | 苏州三星电子有限公司 | Washing machine and motor fan impeller |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012163001A1 (en) | 2012-12-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120125 |
|
| CX01 | Expiry of patent term |