CN208057499U - Fixed impeller of fan - Google Patents
Fixed impeller of fan Download PDFInfo
- Publication number
- CN208057499U CN208057499U CN201721792564.9U CN201721792564U CN208057499U CN 208057499 U CN208057499 U CN 208057499U CN 201721792564 U CN201721792564 U CN 201721792564U CN 208057499 U CN208057499 U CN 208057499U
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- China
- Prior art keywords
- wind deflector
- guide disc
- wind
- wind turbine
- air
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- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 4
- 239000011800 void material Substances 0.000 claims description 5
- 230000002035 prolonged effect Effects 0.000 abstract 2
- 238000001816 cooling Methods 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000000411 inducer Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
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- Wind Motors (AREA)
Abstract
The utility model discloses a fixed impeller of fan, include: the center of the air guide disc is provided with an axle hole penetrating through the upper surface and the lower surface of the air guide disc; the air guide disc is provided with an air inlet guide plate which penetrates through the air guide disc from top to bottom, the air inlet guide plate rotates downwards from the upper surface of the air guide disc and extends to the position below the air guide disc, the outer edge of the air guide disc is provided with a tooth part which extends upwards, and the tooth part is provided with an auxiliary air inlet guide plate which extends inwards and is positioned above the air inlet guide plate on the upstream of the air inlet direction. According to the utility model discloses, it makes the wind-guiding more smooth, has prolonged the air-out runner, and cold wind can be better along the runner from the leading-in motor inside in motor waist type hole, better cooling motor reduces the temperature rise, has prolonged motor life, and the extension of runner has reduced the air-out collision simultaneously, has reduced motor vibration and noise.
Description
Technical field
The utility model is related to wind turbine field, more particularly to a kind of wind turbine determines impeller.
Background technology
Wind turbine usually mainly consists of two parts, i.e. motor part and impeller wheel portion, and impeller wheel portion includes two main again
Component:Movable vane wheel and determine impeller.Movable vane wheel, when high speed rotation, will produce whirlwind;Determine impeller, also known as inducer, main function
It is that the high speed whirlwind that movable vane wheel is generated more smoothly discharges, determines direct whether the reasonable design in impeller air duct
Influence wind-guiding efficiency and effect.
In practical applications, it is existing determine impeller the main problems are as follows:Wind effect is poor;Easy shape at air outlet
At return air, outlet air is irregular, and motor oscillating is big, noise is big.In view of this, it is really necessary to develop a kind of impeller of determining of wind turbine, use
To solve the above problems.
Utility model content
For the shortcomings of the prior art, what the purpose of this utility model was to provide a kind of wind turbine determines impeller,
It so that wind-guiding is more smooth, extends outlet air runner, and cold wind can be imported preferably from motor waist-shaped hole in motor along runner
Portion preferably cools down motor, drops low-temperature-rise, extends motor service life, while the extension of runner reduces outlet air collision, drop
Low motor oscillating and noise.
In order to realize above-mentioned purpose according to the present utility model and other advantages, provide a kind of wind turbine determines impeller, packet
It includes:
The guide disc be equipped with up and down it is perforative into wind deflector, the upper table into wind deflector from guide disc is downwards
Rotation extends the lower section for being connected to the guide disc, and the outer rim of the guide disc is equipped with the teeth portion upwardly extended, and the teeth portion is set
Have and extends inwardly and positioned at air inlet direction upstream into secondary into wind deflector above wind deflector.
Preferably, the teeth portion is made of adjacent two sections of lead-in curves, and the lead-in curve includes:It extends obliquely downward
And in the round and smooth first surface to raise up of one end;And the second curved surface extended straight up, wherein the second curved surface and the first song
The one end in face is smoothly connected.
Preferably, the downward trend of the first surface is consistent with the downward trend into wind deflector.
Preferably, it is described it is secondary into wind deflector with enter the wind being smoothly connected into wind deflector for direction downstream.
Preferably, the end into wind deflector continues horizontal extension and forms cowling panel.
Preferably, the outside of the cowling panel is equipped with void region, and adjacent wherein one pair exists into wind deflector
Cover the void region in top.
Preferably, the lower surface of the guide disc extended to form downward vertically connection guide disc with into wind deflector
Several of side wall go out wind deflector.
Preferably, described adjacent two go out formation outlet air runner between wind deflector.
Preferably, the outlet air runner is spirally extended to from the outer of axis hole into wind deflector.
Compared with prior art, advantage is the utility model:
It so that wind-guiding is more smooth, extends outlet air runner, and cold wind can preferably be led from motor waist-shaped hole along runner
Enter inside motor, preferably cool down motor, drops low-temperature-rise, extend motor service life, while the extension of runner reduces out
Wind collides, and reduces motor oscillating and noise.
Description of the drawings
Fig. 1 is according to motor in an embodiment described in the utility model and to determine the matched stereogram of impeller;
Fig. 2 is the stereogram according to motor in an embodiment described in the utility model;
Fig. 3 is the vertical view for determining impeller according to wind turbine described in the utility model;
Fig. 4 is the upward view for determining impeller according to wind turbine described in the utility model;
Fig. 5 is the front view for determining impeller according to wind turbine described in the utility model;
Fig. 6 is to determine stereogram of the impeller under the first visual angle according to wind turbine described in the utility model, under the visual angle
Observation can be convenient for determine the surface structure of impeller;
Fig. 7 is to determine stereogram of the impeller under the second visual angle according to wind turbine described in the utility model, under the visual angle
Observation can be convenient for determine the lower surface configuration of impeller.
Reference sign:
1- determines impeller;2- motors;
11- guide discs, the skirt sections 12-, 13- go out wind deflector, 14- outlet air runners, 15- mounting posts;
21- electric machine casings, 22- motor power output shafts, 221- motors top waist-shaped hole, 222- motors bottom end
Waist-shaped hole;
111- axis holes, 112- is into wind deflector;
121- teeth portion, 122- pairs are into wind deflector;
1121- air guide holes, 1122- cowling panels;
1211- first surfaces, the second curved surfaces of 1212-.
Specific implementation mode
The following describes the utility model in further detail with reference to the accompanying drawings, the aforementioned and other mesh of the utility model
, feature, aspect and advantage will be apparent, to enable those skilled in the art can be real according to this with reference to specification word
It applies.In the accompanying drawings, for clarity, shape and size can be amplified, and identical attached drawing mark will be used in all figures
Remember to indicate same or analogous component.In the following description, such as center, thickness, height, length, front, back, rear portion,
The words such as the left side, the right, top, bottom, top, lower part are to be based on the orientation or positional relationship shown in the drawings.Particularly, " high
Degree " is equivalent to size from the top to the bottom, and " width " is equivalent to size from left to right, and " depth " is equivalent to be arrived in the past
Size afterwards.These relative terms are to be not intended to for convenience and usually need specifically to be orientated.Be related to attachment,
The term (for example, " connection " and " attachment ") of connection etc. refers to that these structures are fixed directly or indirectly to one another by intermediate structure
Or relationship and the movable or rigidly attached or relationship of attachment, unless otherwise clearly stating.
Shown in Fig. 4, the impeller 1 of determining of wind turbine includes:
Discoid guide disc 11, circle centre position offer the axis hole 111 through its upper and lower surface;And
Skirt section 12, the skirt section 12 integrally combine the guide disc 11 on the periphery of guide disc 11 and from the guide discs
11 periphery extends downwardly.
Wherein, 11 upper surface of guide disc be formed at skirt section 12 several circumferentially into wind deflector 112,
This spirally extends from the upper surface of guide disc 11 towards the lower section of guide disc 11 into wind deflector 112 is run through up and down with being formed
The air guide hole 1121 of guide disc 11.In the present invention, be embodied part, upper and lower sides be with respect to visual angle shown in Fig. 5 and
Speech.The air inlet wind deflector spirally declined enable to via movable vane wheel rotate the wind to be formed pass through it is more suitable into wind deflector 112
It is directed to slidingly at air guide hole 1121, reduces the collision of whirlwind and guide disc 11, dropped while reducing whirlwind energy loss
Low vibration and noise.
Further, continue horizontal extension into the end of wind deflector 112 and form cowling panel 1122.Cowling panel 1122 makes
The high-speed flow flowed out from air guide hole 1121 can more smoothly flow out, and reduce wind noise, described into outside wind deflector 112
Side is connect with the skirt section 12, and 1122 outside hollow out setting of the cowling panel, adjacent wherein one is described secondary into wind deflector 122
The void region is covered above.
With reference to Fig. 4, the lower surface of guide disc 11 extended to form downward vertically connection guide disc 11 with into wind deflector 112
Several of madial wall go out wind deflector 13, and described into wind deflector 112, centrifugal rotation extends up to axis hole 111 inwardly
Outer.
With reference to Fig. 7, adjacent two go out the outlet air runner separated by a distance being located at formation between the two of wind deflector 13
14.So that smooth can be imported into outlet air runner 14 from the high-speed flow from air guide hole 1121, moreover, outlet air runner
14 spirally extend to from the outer of axis hole 111 from air guide hole 1121, extend outlet air runner 14, cold wind can along runner
It is preferably imported inside motor from motor waist-shaped hole, preferably cools down motor, dropped low-temperature-rise, extend motor service life.
In a preferred embodiment, outlet air runner 14 is from the spiral decline in air guide hole 1121s.
Further, at least three mounting posts 15 extended straight down are formed at the lower surface edge of guide disc 11.
Mounting post 15 is evenly provided with three in the circumferencial direction of guide disc 11 in a preferred embodiment.
With reference to Fig. 5 and Fig. 6, several teeth upwardly extended from skirt section 12 are integrally formed on the periphery of guide disc 11
Portion 121, the teeth portion 121 are made of adjacent two sections of lead-in curves, which includes:
It extends obliquely downward and in the round and smooth first surface 1211 to raise up of one end;And
The second curved surface 1212 extended straight up, wherein the junction of the second curved surface 1212 and first surface is smooth
Connection.
Further, the downward trend of first surface 1211 is consistent with the downward trend into wind deflector 112, and air inlet is led
There is pair into wind deflector 122 to the formation of integral type between the top of plate 112 and the top of teeth portion 121, it is secondary into wind deflector 122
It is extended to form inwardly from teeth portion 121, the pair is into wind deflector 122 with air inlet direction downstream into 112 round and smooth company of wind deflector
It connects, and positioned at air inlet direction upstream into the top of wind deflector 112.Teeth portion 121 and the secondary setting into wind deflector 122 can make
Whirlwind is more gentle, smoothly enters in air guide hole 1121.
The teeth portion 121 it is secondary into wind deflector 122 vertically on blocked the wherein one adjacent cowling panel
Void region between 1122 and skirt section 12 helps, into wind deflector 112 and 14 suction airflow of outlet air runner, to improve air-flow
Flow into efficiency.
Number of devices and treatment scale described herein are the explanations for simplifying the utility model.To the utility model
Application, modifications and variations will be readily apparent to persons skilled in the art.
Although the embodiments of the present invention have been disclosed as above, it is not limited in institute in specification and embodiments
Row use, it can be applied to various fields suitable for the present invention completely, for those skilled in the art, can
Easily realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, this practicality
It is novel to be not limited to specific details and legend shown and described herein.
Claims (9)
1. a kind of wind turbine determines impeller (1), including:
Guide disc (11), circle centre position offer the axis hole (111) through its upper and lower surface;
The guide disc (11) be equipped with it is perforative into wind deflector (112) up and down, it is described into wind deflector (112) from guide disc
(11) upper surface is rotated down the lower section that extension is connected to the guide disc (11),
It is characterized in that:The outer rim of the guide disc is equipped with the teeth portion (121) upwardly extended, and the teeth portion (121) is equipped with inside
Side extends and positioned at air inlet direction upstream into secondary into wind deflector (122) above wind deflector (112).
2. wind turbine as described in claim 1 determines impeller, which is characterized in that the teeth portion (121) is bent by adjacent two sections guiding
Face is constituted, and the lead-in curve includes:It extends obliquely downward and in the round and smooth first surface (1211) to raise up of one end;And it is perpendicular
The second curved surface (1212) directly upwardly extended, wherein the second curved surface (1212) and one end of first surface are smoothly connected.
3. wind turbine as claimed in claim 2 determines impeller, which is characterized in that the downward trend of the first surface (1211) with
Downward trend into wind deflector (112) is consistent.
4. wind turbine as described in claim 1 determines impeller, which is characterized in that described secondary into wind deflector (122) and air inlet side
Being smoothly connected into wind deflector (112) downstream.
5. wind turbine as described in claim 1 determines impeller, which is characterized in that continue the end into wind deflector (112)
Horizontal extension forms cowling panel (1122).
6. wind turbine as claimed in claim 5 determines impeller, which is characterized in that the outside of the cowling panel (1122) is equipped with hollow out
Region, adjacent wherein one pair cover the void region above into wind deflector (122).
7. wind turbine as described in claim 1 determines impeller, which is characterized in that the lower surface of the guide disc (11) is downward vertically
It extends to form connection guide disc (11) and goes out wind deflector (13) with into several of wind deflector (112) madial wall.
8. wind turbine as claimed in claim 7 determines impeller, which is characterized in that described adjacent two go out between wind deflector (13)
Form outlet air runner (14).
9. wind turbine as claimed in claim 7 determines impeller, which is characterized in that the outlet air runner (14) is from axis hole (111)
Outer is spirally extended into wind deflector (112).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721792564.9U CN208057499U (en) | 2017-12-20 | 2017-12-20 | Fixed impeller of fan |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721792564.9U CN208057499U (en) | 2017-12-20 | 2017-12-20 | Fixed impeller of fan |
Publications (1)
Publication Number | Publication Date |
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CN208057499U true CN208057499U (en) | 2018-11-06 |
Family
ID=63998191
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201721792564.9U Active CN208057499U (en) | 2017-12-20 | 2017-12-20 | Fixed impeller of fan |
Country Status (1)
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CN (1) | CN208057499U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107956743A (en) * | 2017-12-20 | 2018-04-24 | 莱克电气股份有限公司 | Fixed impeller of fan |
-
2017
- 2017-12-20 CN CN201721792564.9U patent/CN208057499U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107956743A (en) * | 2017-12-20 | 2018-04-24 | 莱克电气股份有限公司 | Fixed impeller of fan |
CN107956743B (en) * | 2017-12-20 | 2024-03-22 | 莱克电气股份有限公司 | Fixed impeller of fan |
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