CN207598577U - A kind of efficient impeller of axial-flow fan - Google Patents
A kind of efficient impeller of axial-flow fan Download PDFInfo
- Publication number
- CN207598577U CN207598577U CN201721496868.0U CN201721496868U CN207598577U CN 207598577 U CN207598577 U CN 207598577U CN 201721496868 U CN201721496868 U CN 201721496868U CN 207598577 U CN207598577 U CN 207598577U
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- China
- Prior art keywords
- blade
- wheel hub
- axial
- flow fan
- wheel
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Abstract
The utility model provides a kind of efficient impeller of axial-flow fan, including blade, wheel hub, radome fairing；The blade is evenly distributed on around the wheel hub, and the rectification the cover is above the wheel hub；The blade uses axis of runner blade direction wide outside and narrow inside and the veneer blade profile for hypsokinesis.Compared with prior art, a kind of efficient impeller of axial-flow fan of the utility model has the advantages that：(1) wheel hub is integrated punch forming, ensure that mechanical strength, and integrated punching realizes mass production；(2) simple for process, manufacturing cost is low；(3) applicable condition range is wider；(4) efficiency of axial flow fan vane wheel reaches 71%, reaches national two level Energy Efficiency Standard；(5) blade angle degree is adjustable, to meet different demands.
Description
Technical field
The utility model belongs to Fan Equipment technical field, and in particular to a kind of efficient impeller of axial-flow fan.
Background technology
It with the equidirectional air-flow of the axis of fan blade, such as electric fan, outdoor machine of air-conditioner fan is exactly axis stream mode that axial flow blower, which is exactly,
The wind turbine of operation.Why it is known as " axis stream ", is because parallel current is flowed in fan shaft.Axial flow blower is as large-scale use
Universal machine, applied to all trades and professions, and while offering convenience, the contradiction that economic development is expended with natural resources is also cured
Hair protrudes, in routine use, the efficiency of product also being taken seriously more.Therefore, axial flow fan vane wheel is optimized with
Improve the efficiency grade of product also more urgent.
Utility model content
The purpose of this utility model is to overcome deficiencies of the prior art, provide a kind of efficient impeller of axial-flow fan.
In order to achieve the above object, the utility model is achieved through the following technical solutions：
A kind of efficient impeller of axial-flow fan, which is characterized in that including blade, wheel hub, radome fairing；The blade is uniformly distributed
Around the wheel hub, the rectification the cover is above the wheel hub；The blade is wide outside and narrow inside using axis of runner blade direction
And it is the veneer blade profile of hypsokinesis.
Preferred embodiment according to the present utility model, the blade are distortion template.
Preferred embodiment according to the present utility model, the quantity of the blade is 3 to 8.
Preferred embodiment according to the present utility model, the mode that is fastenedly connected between the wheel hub and blade are selected from welding side
One kind in formula, integral cast mode, riveting method, binding agent bonding mode, bolt connecting mode.
Preferred embodiment according to the present utility model is fastenedly connected form as welding side between the wheel hub and blade
Formula.
Preferred embodiment according to the present utility model, the wheel hub include first wheel and the second wheel hub, the first round
Hub and the second wheel hub are cylinder；The first wheel and the second wheel hub are connected by welding manner.
Preferred embodiment according to the present utility model, the first wheel or the second wheel hub are integrated punch forming.
Preferred embodiment according to the present utility model, the first wheel or the second wheel hub include cylindrical bar, in circle
Axially extending boss on the circumference of cylindricality platform is equipped with through-hole at the center of cylindrical bar.
Preferred embodiment according to the present utility model, further includes reel；The reel is inserted perpendicularly into the wheel hub；The axis
Disk includes being inserted into ontology and baffle, and the insertion ontology and baffle are cylinder, and the baffle is located at the insertion ontology
Side and the insertion ontology is protruded from, described one end for being inserted into ontology is fixed by baffle, and the other end is fixed by reel end cap.
Preferred embodiment according to the present utility model, the blade 2/3rds at section angle for setting angle α,
The setting angle α can be adjusted in the range of 15 ° to 35 °.
Compared with prior art, a kind of efficient impeller of axial-flow fan of the utility model has the advantages that：
(1) wheel hub is integrated punch forming, ensure that mechanical strength, and integrated punching realizes mass production；
(2) simple for process, manufacturing cost is low；
(3) applicable condition range is wider；
(4) efficiency of axial flow fan vane wheel reaches 71%, reaches national two level Energy Efficiency Standard；
(5) blade angle degree is adjustable, to meet different demands.
Description of the drawings
Fig. 1 be the utility model is related to a kind of efficient impeller of axial-flow fan front view.
Fig. 2 be the utility model is related to a kind of efficient impeller of axial-flow fan left view.
Fig. 3 be the utility model is related to a kind of efficient impeller of axial-flow fan vertical view.
Fig. 4 be the utility model is related to a kind of efficient impeller of axial-flow fan the front view for removing radome fairing.
Fig. 5 be the utility model is related to a kind of efficient impeller of axial-flow fan the left view for removing radome fairing.
Fig. 6 be the utility model is related to a kind of efficient impeller of axial-flow fan the vertical view for removing radome fairing.
Fig. 7 be the utility model is related to a kind of efficient impeller of axial-flow fan explosive view.
Fig. 8 be the utility model is related to a kind of efficient impeller of axial-flow fan blade structure diagram.
Fig. 9 be the utility model is related to the structure of the wheel hub of first wheel/second of efficient impeller of axial-flow fan a kind of show
It is intended to.
Figure 10 be the utility model is related to a kind of efficient impeller of axial-flow fan blade angle degree schematic diagram.
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
Referring to Fig. 1-7, a kind of efficient impeller of axial-flow fan of the utility model, including blade 1, wheel hub 2, radome fairing 3；Institute
It states blade 1 to be evenly distributed on around the wheel hub 2, the radome fairing 3 is covered above the wheel hub 2；The blade 1 uses leaf
Piece axis direction is wide outside and narrow inside and is the veneer blade profile of hypsokinesis.Preferably, the blade 1 is distortion template (as shown in Figure 8).Institute
The quantity for stating blade is 3 to 8, and in a preferred embodiment, the quantity of the blade is 4.
Between the wheel hub 2 and blade 1 be fastenedly connected mode be selected from welding manner, integral cast mode, riveting method,
One kind in binding agent bonding mode, bolt connecting mode.In a preferred embodiment, the fastening between the wheel hub 2 and blade 1
Type of attachment is welding manner.
The wheel hub 2 includes 21 and second wheel hub 22 of first wheel, and 21 and second wheel hub 22 of first wheel is circle
Cylindricality；The first wheel 21 is connected with the second wheel hub 22 by welding manner.21 or second wheel hub 22 of first wheel is
Integrated punching is molded.The structure of 21 or second wheel hub 22 of first wheel is as shown in Figure 9.The first wheel 21 or second is taken turns
Hub 22 includes cylindrical bar 211, the axially extending boss 212 on the circumference of cylindrical bar 211, in cylindrical bar 211
Center be equipped with through-hole 213.
A kind of efficient impeller of axial-flow fan further includes reel 4；The reel 4 is inserted perpendicularly into the wheel hub 2；The reel 4
Including being inserted into ontology 41 and baffle 42, the insertion ontology 41 and baffle 42 are cylinder, and the baffle 42 is located at described insert
Enter the side of ontology 41 and protrude from the insertion ontology 41, described one end for being inserted into ontology 41 is fixed by baffle 42, the other end
It is fixed by reel end cap 5.
As shown in Figure 10, the angle in section is setting angle α at 2/3rds of the blade 1, and the setting angle α can
It is adjusted in the range of 15 ° to 35 °.
Compared with prior art, a kind of efficient impeller of axial-flow fan of the utility model has the advantages that：
(1) wheel hub is integrated punch forming, ensure that mechanical strength, and integrated punching realizes mass production；
(2) simple for process, manufacturing cost is low；
(3) applicable condition range is wider；
(4) efficiency of axial flow fan vane wheel reaches 71%, reaches national two level Energy Efficiency Standard；
(5) blade angle degree is adjustable, to meet different demands.
Embodiment in the utility model is only used for illustrating the utility model, does not form to right
Limitation, other substantially equivalent replacements that those skilled in that art are contemplated that, in scope of protection of the utility model
It is interior.
Claims (9)
1. a kind of efficient impeller of axial-flow fan, which is characterized in that including blade, wheel hub, radome fairing；The blade is evenly distributed on
Around the wheel hub, the rectification the cover is above the wheel hub；The blade using axis of runner blade direction it is wide outside and narrow inside and
Veneer blade profile for hypsokinesis；The wheel hub includes first wheel and the second wheel hub, and the first wheel and the second wheel hub are circle
Cylindricality；The first wheel and the second wheel hub are connected by welding manner.
2. a kind of efficient impeller of axial-flow fan according to claim 1, which is characterized in that the blade is distortion template.
3. a kind of efficient impeller of axial-flow fan according to claim 1, which is characterized in that the quantity of the blade is 3 to 8
Piece.
4. a kind of efficient impeller of axial-flow fan according to claim 1, which is characterized in that between the wheel hub and blade
Mode is fastenedly connected in welding manner, integral cast mode, riveting method, binding agent bonding mode, bolt connecting mode
One kind.
5. a kind of efficient impeller of axial-flow fan according to claim 4, which is characterized in that between the wheel hub and blade
Form is fastenedly connected as welding manner.
6. a kind of efficient impeller of axial-flow fan according to claim 1, which is characterized in that the first wheel or the second wheel
Hub is integrated punch forming.
7. a kind of efficient impeller of axial-flow fan according to claim 6, which is characterized in that the first wheel or the second wheel
Hub includes cylindrical bar, and the axially extending boss on the circumference of cylindrical bar is equipped with through-hole at the center of cylindrical bar.
8. a kind of efficient impeller of axial-flow fan according to claim 1, which is characterized in that further include reel；The reel
It is inserted perpendicularly into the wheel hub；The reel includes being inserted into ontology and baffle, and the insertion ontology and baffle are cylinder, described
Baffle is located at the side for being inserted into ontology and protrudes from the insertion ontology, and described one end for being inserted into ontology is fixed by baffle,
The other end is fixed by reel end cap.
9. a kind of efficient impeller of axial-flow fan according to claim 1, which is characterized in that at 2/3rds of the blade
The angle in section can be adjusted for setting angle α, the setting angle α in the range of 15 ° to 35 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721496868.0U CN207598577U (en) | 2017-11-09 | 2017-11-09 | A kind of efficient impeller of axial-flow fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721496868.0U CN207598577U (en) | 2017-11-09 | 2017-11-09 | A kind of efficient impeller of axial-flow fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207598577U true CN207598577U (en) | 2018-07-10 |
Family
ID=62757577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721496868.0U Expired - Fee Related CN207598577U (en) | 2017-11-09 | 2017-11-09 | A kind of efficient impeller of axial-flow fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207598577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115898919A (en) * | 2022-11-28 | 2023-04-04 | 上海特瑞机械设备盐城大丰有限公司 | Direct-connection structure fan of direct-current permanent magnet motor |
-
2017
- 2017-11-09 CN CN201721496868.0U patent/CN207598577U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115898919A (en) * | 2022-11-28 | 2023-04-04 | 上海特瑞机械设备盐城大丰有限公司 | Direct-connection structure fan of direct-current permanent magnet motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180710 Termination date: 20211109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |