CN106321509B - Cooling fan structure applied to generator - Google Patents
Cooling fan structure applied to generator Download PDFInfo
- Publication number
- CN106321509B CN106321509B CN201510368013.9A CN201510368013A CN106321509B CN 106321509 B CN106321509 B CN 106321509B CN 201510368013 A CN201510368013 A CN 201510368013A CN 106321509 B CN106321509 B CN 106321509B
- Authority
- CN
- China
- Prior art keywords
- generator
- space
- center
- skeleton
- space cell
- 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
Abstract
The invention discloses a kind of cooling fan structures applied to generator, including skeleton and blade, by the outer ring of skeleton, the heart helically enters multiple blades thereto, and by the outer ring of skeleton, the heart gradually reduces the height of the blade thereto, center recess is formed on skeleton by the blade, the rotation output block of generator is connected in the center recess.One aspect of the present invention increases the air quantity of fan, generator can be entered in wind a part that fan center and fan surrounding constantly recycle simultaneously, simultaneously when the distinguished and admirable fan out of fan center, fan surrounding will form certain negative pressure, the wind of fan surrounding is simultaneously also to fan center flow, it drives the wind of generator external to form flowing with this, comes the outside of cooled electric generator, so that the inside and outside of generator can be cooled down.
Description
Technical field
The present invention relates to a kind of cooling fans, and in particular to a kind of cooling fan structure applied to generator.
Background technique
The fever of generator is the major issue that annoying generator manufacturer always, and the fever of generator studies carefully it
Reason mainly has the reason of following three aspects: 1, mechanical friction is generated heat, since generator is mutually to be rotated by stator with rotor
Electricity is generated, in rotary course, the mechanical wear face of mounting surface and support machine will generate heat；2, electric current by stator and turns
Fever is generated when sub- conductor；3, since stator and rotor are made by ferrimagnet, ferrimagnet generates in magnetic field
The fever for being vortexed and generating.In the use process of generator, if these heat dissipations gone out not in time and rapidly, it can lead
Pyrogenicity amount is assembled around generator, and generator-temperature detection is promoted to increase rapidly, when temperature is more than generator utmost carrying ability, power generation
Machine will burn, and gently then cause equipment damage, heavy then can generate major accident.Therefore, the heat dissipation problem of generator how is solved,
It is that current numerous generator manufacturers necessarily solve the problems, such as.
For this purpose, many generator manufacturers will install in some but components in generator and solve the above problems at present,
The current type of cooling mainly has two ways, such as air-cooled and water cooling.Wherein, water-cooling pattern is all well and good on cooling effect, but water
Cold mode but has a lot of other defects that can not solve: first is that it is stator that water cooling is mainly cooling, rotor can not be cooled down, therefore rotor
There are still raised possibility for temperature；Second is that the hidden danger of leak electricity short-circuit, due to there is water, it is possible to there is leakage, once occur, it will
Lead to very serious accident.Therefore it is seldom using the generator of water-cooling pattern currently on the market.
Current air cooling way is mainly on the armature spindle by fan inside the drive end bearing bracket, and wind is from rear when generator is run
End cap, which enters, flows to fan through generator gap, then flows out from drive end bearing bracket ventilation hole, but since fan is limited by structure
The problem of, on the one hand its air quantity is generally less than normal, and cooling effect is bad, and on the other hand its outlet air can only be flowed in generator,
Therefore can only cooled electric generator internal temperature, cooling effect is affected.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides one kind can be improved air quantity and can simultaneously cooled electric generator
The cooling fan structure applied to generator of inside and outside.
In order to achieve the above object, technical scheme is as follows:
Applied to the cooling fan structure of generator, including skeleton and blade, multiple blades by skeleton outer ring thereto
The heart helically enters, and by the outer ring of skeleton, the heart gradually reduces the height of the blade thereto, by the blade on skeleton shape
At center recess, the rotation output block of generator is connected in the center recess.
Further, one end of blade is to the slope that is centrally formed of skeleton, and the slope of multiple blades is in skeleton
It is formed centrally convergence, forms center recess.
Still further, blade forms the protrusion of mountain peak shape in the junction of its ontology and slope.
Still further, multiple protrusions are arranged in the form of circle.
Still further, the diameter for the circle that multiple protrusions are constituted is the half of the race diameter of skeleton.
Further, the space between the outer ring of skeleton and its center is separated into multiple space cells by multiple blades, more
A space cell constitutes multiple space cell groups, includes multiple space cells of different size in space cell group.
Still further, space cell group includes the first space cell, second space unit, third space cell, the 4th
The width of space cell and the 5th space cell, the first space cell is minimum, the width of second space unit and the 5th space cell
Spend identical and maximum, third space cell and the 4th space cell of same size and between the width of the first space cell and
Two space cells, the 5th space cell width between.
Further, center recess is equipped with suit component, which is used to connect the rotation output of generator
Component.
Still further, suit component includes the nested swivel nut with positioned at the nested two sides in center in center.
Still further, the longitudinal section of center nesting is in isosceles trapezoid.
The beneficial effect that the invention adopts the above technical scheme is: the blade being arranged by spiral is in frame center position
On be formed by center recess, in fan rotation, the air of fan center is flowed out in the effect of centrifugal force to fan surrounding,
Recessed portion forms vacuum environment to fan at this time in its center, close to center recess on fan under the action of atmosphere negative pressure
Wind starts to flow to fan surrounding again, forms wind and constantly recycles back and forth, thus increases the air quantity of fan,
Generator can be entered in wind a part that fan center and fan surrounding constantly recycle simultaneously, while working as fan center
It is distinguished and admirable go out fan when, fan surrounding will form certain negative pressure, and the wind of fan surrounding is simultaneously also to fan center flow, with this
It drives the wind of generator external to form flowing, comes the outside of cooled electric generator, so that the inside and outside of generator can obtain
It is cooling.
Detailed description of the invention
Fig. 1 is the structure sectional view of the cooling fan structure applied to generator of the invention.
Fig. 2 is the perspective view of the cooling fan structure applied to generator of the invention.
Fig. 3 is the top plane view of the blade of the cooling fan structure applied to generator of the invention.
Fig. 4 is the structural schematic diagram when cooling fan structure applied to generator of the invention is installed on generator.
Label declaration:
| Label | Component names |
| 1 | Skeleton |
| 11 | Outer ring |
| 12 | Space cell group |
| 13 | Space cell |
| 131 | First space cell |
| 132 | Second space unit |
| 133 | Third space cell |
| 134 | 4th space cell |
| 135 | 5th space cell |
| 2 | Blade |
| 21 | Center recess |
| 22 | Slope |
| 23 | Protrusion |
| 3 | Rotate output block |
| 4 | It is set with component |
| 41 | Center is nested |
| 42 | Swivel nut |
| Arrow | The flow direction of wind |
Specific embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
In order to reach the purpose of the present invention, as shown in Figs 1-4, in the cooling fan structure applied to generator of the invention
Some of embodiments in, multiple blades 2 are set on skeleton 1, and by the outer ring 11 of skeleton 1, the heart is in multiple blades 2 thereto
It is threaded into, and by the outer ring 11 of skeleton 1, the heart gradually reduces the height of the blade 2 thereto, through the blade 2 on skeleton 1
Center recess 21 is formed, the rotation output block 3 of generator is connected in the center recess 21.
It is formed by center recess 21 on 1 center of skeleton by the blade 2 that spiral is arranged, is rotated in fan
When, the air of fan center is flowed out in the effect of centrifugal force to fan surrounding, the formation of recessed portion 21 in its center of fan at this time
Vacuum environment, wind under the action of atmosphere negative pressure on fan close to center recess 21 start to flow to fan surrounding again, shape
It becomes a common practice and constantly recycles back and forth, thus increase the air quantity of fan, while in fan center and fan surrounding
The wind a part constantly recycled can enter generator, while when the distinguished and admirable fan out of fan center, fan surrounding
It will form certain negative pressure, the wind of fan surrounding drives the wind of generator external to be formed simultaneously also to fan center flow with this
Flowing, comes the outside of cooled electric generator, so that the inside and outside of generator can be cooled down.
Wherein, in order to reinforce the intensity of fan, fan can use nylon structure, proof strength and certain heat resistance.
Center recess 21 can be formed in several ways, be described below a kind of by changing 2 shape of blade and construction
The mode of the center recess 21 is formed, as shown in Figs. 1-2, one end of blade 2 is centrally formed slope 22 to skeleton 1,
The slope 22 of multiple blades 2 forms center recess 21 in the convergence that is centrally formed of skeleton 1, which preferably exists
Part in center recess 21 can also have the cambered surface of indent, the flowing for wind of being more convenient for, to form vacuum environment.
As shown in Figure 1-3, blade 2 forms the protrusion 23 of mountain peak shape in the junction of its ontology and slope 22, it is multiple
Protrusion 23 can also be arranged (in Fig. 3 shown in dotted line) in the form of circle, and the diameter of the circle can also be the outer ring 11 of skeleton 1
The half of diameter can make outer ring 11 be in one the most suitably apart from upper, no to the distance of center recess 21
As for the too small influence air quantity of distance, air leakage phenomena is caused very much greatly.
As Figure 2-3, the space between the outer ring 11 and its center of skeleton 1 is separated into multiple spaces by multiple blades 2
Unit 13, multiple space cells 13 constitute multiple space cell groups 12, include of different size multiple in space cell group 12
Space cell 13.Wherein, specifically, space cell group 12 may include the first space cell 131, second space unit 132,
The width of three space cells 133, the 4th space cell 134 and the 5th space cell 135, the first space cell 131 is minimum, and second
Of same size and maximum, third space cell 133 and the 4th space cell 134 of space cell 132 and the 5th space cell 135
Width of same size and between the width of the first space cell 131 and second space unit 132, the 5th space cell 135
Between.
Setting with this configuration can make wind when through the space cell of different in width, can make air quantity by
The increase of step when particular by five space cells 135, can pass through 133 He of third space cell by more air quantity
4th space cell 134 is segmented into two strands of wind, further increases air quantity after addition, hereafter passes through the first space cell again
131 and second space unit 132 air quantity increased by one small one big setting again.
As shown in Figure 1-3, center recess 21 is equipped with suit component 4, which is used to connect turning for generator
Dynamic output block 3.Wherein, specifically, suit component 4 may include center nesting 41 and the swivel nut positioned at nested 41 two sides in center
42.Center nesting 41 can also use metal material, it is ensured that installation strength, and the longitudinal section of center nesting can also be in isosceles ladder
Installation strength is also ensured in shape.
The course of work of the invention is introduced below with reference to Fig. 1-4: emphasis arrow as Figures 1 and 4 is signified, rotates output block
After the rotation of 3 driving fans, the air of the center recess 21 of fan is flowed out in the effect of centrifugal force to fan surrounding, wind at this time
Fan in its center recessed portion 21 formed vacuum environment, under the action of atmosphere negative pressure on fan close to center recess 21 wind again
Start to flow to fan surrounding, forms wind and constantly recycle back and forth, a part of wind enters generator, while working as central fovea
When the distinguished and admirable fan out of concave portion 21, fan surrounding will form certain negative pressure, and the wind of fan surrounding is simultaneously also to center recess
21 flowings drive the wind of generator external to form flowing with this.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention
Protection scope.
Claims (6)
1. being applied to the cooling fan structure of generator, including skeleton and blade, which is characterized in that multiple blades are by described
The heart helically enters thereto for the outer ring of skeleton, and by the outer ring of the skeleton, the heart gradually drops the height of the blade thereto
It is low, center recess is formed on the skeleton by the blade, the rotation output block of generator is connected to the center
In recessed portion, one end of the blade is to the slope that is centrally formed of the skeleton, and the slope of multiple blades is described
Skeleton is centrally formed convergence, forms the center recess, junction shape of the blade in its ontology and the slope
At the protrusion of mountain peak shape, multiple protrusions are arranged in the form of circle, the diameter for the circle that multiple protrusions are constituted
It is the half of the race diameter of the skeleton.
2. the cooling fan structure according to claim 1 applied to generator, which is characterized in that multiple blades will
Space between the outer ring of the skeleton and its center is separated into multiple space cells, and the multiple space cell packet constitutes multiple
Space cell group includes multiple space cells of different size in the space cell group.
3. the cooling fan structure according to claim 2 applied to generator, which is characterized in that the space cell group
Including the first space cell, second space unit, third space cell, the 4th space cell and the 5th space cell, described
The width of one space cell is minimum, of same size and maximum, the third of the second space unit and the 5th space cell
Space cell and the 4th space cell of same size and between the width of first space cell and the second space list
Between first, the 5th space cell width.
4. the cooling fan structure according to claim 1 applied to generator, which is characterized in that the center recess
Suit component is installed, the suit component is used to connect the rotation output block of generator.
5. the cooling fan structure according to claim 4 applied to generator, which is characterized in that the suit component packet
Include the nested swivel nut with positioned at the nested two sides in the center in center.
6. the cooling fan structure according to claim 5 applied to generator, which is characterized in that the center nesting
Longitudinal section is in isosceles trapezoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510368013.9A CN106321509B (en) | 2015-06-29 | 2015-06-29 | Cooling fan structure applied to generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510368013.9A CN106321509B (en) | 2015-06-29 | 2015-06-29 | Cooling fan structure applied to generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106321509A CN106321509A (en) | 2017-01-11 |
| CN106321509B true CN106321509B (en) | 2019-02-12 |
Family
ID=57722723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510368013.9A Active CN106321509B (en) | 2015-06-29 | 2015-06-29 | Cooling fan structure applied to generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106321509B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201137587Y (en) * | 2007-10-11 | 2008-10-22 | 艾纯 | Universal gasoline engines fan |
| CN101377207A (en) * | 2007-08-27 | 2009-03-04 | 建准电机工业股份有限公司 | Fan impeller |
| DE102012005827A1 (en) * | 2011-03-26 | 2012-09-27 | Ebm-Papst St. Georgen Gmbh & Co. Kg | Diagonal fan |
| CN203655702U (en) * | 2013-09-05 | 2014-06-18 | 芜湖杰诺瑞汽车电器系统有限公司 | Generator fan |
| CN204003646U (en) * | 2014-08-04 | 2014-12-10 | 绿田机械股份有限公司 | A kind of cooling fan of use for diesel engine |
| US9046109B2 (en) * | 2009-09-02 | 2015-06-02 | Apple Inc. | Centrifugal blower with asymmetric blade spacing |
| CN204900327U (en) * | 2015-06-29 | 2015-12-23 | 苏州金鼎机械制造有限公司 | Be applied to cooling fan structure of generator |
-
2015
- 2015-06-29 CN CN201510368013.9A patent/CN106321509B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101377207A (en) * | 2007-08-27 | 2009-03-04 | 建准电机工业股份有限公司 | Fan impeller |
| CN201137587Y (en) * | 2007-10-11 | 2008-10-22 | 艾纯 | Universal gasoline engines fan |
| US9046109B2 (en) * | 2009-09-02 | 2015-06-02 | Apple Inc. | Centrifugal blower with asymmetric blade spacing |
| DE102012005827A1 (en) * | 2011-03-26 | 2012-09-27 | Ebm-Papst St. Georgen Gmbh & Co. Kg | Diagonal fan |
| CN203655702U (en) * | 2013-09-05 | 2014-06-18 | 芜湖杰诺瑞汽车电器系统有限公司 | Generator fan |
| CN204003646U (en) * | 2014-08-04 | 2014-12-10 | 绿田机械股份有限公司 | A kind of cooling fan of use for diesel engine |
| CN204900327U (en) * | 2015-06-29 | 2015-12-23 | 苏州金鼎机械制造有限公司 | Be applied to cooling fan structure of generator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106321509A (en) | 2017-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108667213B (en) | Follow-up heat dissipation shock attenuation motor | |
| CN201381955Y (en) | Air-water cooling device for wind-driven generator | |
| CN106208521A (en) | A kind of gas cooled electrical machine | |
| CN204906108U (en) | Interior outer cooling type generator | |
| CN106321509B (en) | Cooling fan structure applied to generator | |
| CN103401325B (en) | Interior ventilation vertical tubular axis continuous structure generator | |
| CN205135898U (en) | Vertical shaft maglev wind power generator | |
| CN208608799U (en) | A kind of permanent magnet synchronous servo motor rotor structure | |
| CN206004475U (en) | A kind of motor of convenient radiating | |
| CN205017125U (en) | Rotor and motor with same | |
| CN105375688B (en) | A kind of half directly-drive permanent magnet electric generator structure of wind power generating set | |
| CN204900327U (en) | Be applied to cooling fan structure of generator | |
| CN209730943U (en) | One kind takes off vertically sand control motor | |
| CN211901066U (en) | Novel fan blade of cooling fan | |
| CN106533037A (en) | Doubly-fed wind power generator | |
| CN206226188U (en) | Duplex feeding wind-driven generator | |
| CN106329826A (en) | Inside and outside cooled generator | |
| CN106230189A (en) | A kind of motor of convenient heat radiation | |
| US9303527B2 (en) | Hub cooling apparatus adapted to wind-power generator and method thereof | |
| CN204906109U (en) | High -efficient cooling type generating set | |
| CN206522275U (en) | A kind of two-way centrifugal fan applied to generator | |
| CN206180777U (en) | Many rotors motor | |
| CN210468947U (en) | High-efficiency three-phase asynchronous motor | |
| CN205089529U (en) | Horizontal shaft magnetic suspension wind driven generator | |
| CN217741507U (en) | Circulating cooling equipment for induced draft fan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200731 Address after: No.18 Xinyin Road, Bufeng Industrial Park, Yancheng Economic and Technological Development Zone, Yancheng City, Jiangsu Province Patentee after: Jiangsu Yiding Machinery Manufacturing Co., Ltd Address before: 215505 Jinhua Road, Southeast Development Zone, Suzhou, Jiangsu, Changshou City Patentee before: SUZHOU JINDING MACHINERY MANUFACTURING Co.,Ltd. |
|
| TR01 | Transfer of patent right |