CN220956158U - Fan blade mixed flow structure and fan - Google Patents
Fan blade mixed flow structure and fan Download PDFInfo
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- CN220956158U CN220956158U CN202321861524.0U CN202321861524U CN220956158U CN 220956158 U CN220956158 U CN 220956158U CN 202321861524 U CN202321861524 U CN 202321861524U CN 220956158 U CN220956158 U CN 220956158U
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- 241000883990 Flabellum Species 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000001754 anti-pyretic effect Effects 0.000 description 1
- 239000002221 antipyretic Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a fan blade mixed flow structure, which comprises: a hub; at least one axial flow blade arranged on the hub; at least one supercharging centrifugal blade is arranged on at least one axial flow blade. According to the fan blade mixed flow structure, the supercharging centrifugal blades are additionally arranged on the axial flow blades, so that the wind pressure can be increased when the fan blade mixed flow structure is driven to rotate, and the use requirement of large wind quantity and large wind pressure can be met. The utility model also discloses a fan, which can meet the use requirement of large air quantity and large wind pressure due to the adoption of the fan blade mixed flow structure.
Description
Technical Field
The present disclosure relates to fan blades, and particularly to a fan blade mixed flow structure.
Background
In the electronic industry, the heat generated by the electronic components during operation is not measurable, and the heat can damage the components, accelerate the aging of peripheral devices and reduce the service life of the peripheral devices. Therefore, the radiator is generated, and the fan is used as an active radiating element commonly used in the radiator, and is not necessary in the radiator, and plays a crucial role in the whole radiating process, so the performance of the fan is directly related to the antipyretic performance of the radiator.
The axial flow fan is a fan commonly used in a cooling fan, and most of fan blade structures of the axial flow fan at present are composed of traditional axial flow blades, and although the axial flow blades have good air volume performance, the air pressure P value is limited, so that the requirements of large air volume and large air pressure are hardly met.
Disclosure of utility model
In order to overcome the defects of the prior art, the utility model aims to provide a fan blade mixed flow structure and a fan, which can increase wind pressure, so that the use requirement of large wind quantity and large wind pressure can be met.
The utility model adopts the following technical scheme:
the utility model provides a fan blade mixed flow structure, which comprises:
A hub;
At least one axial flow blade arranged on the hub;
At least one supercharging centrifugal blade arranged on at least one axial flow blade;
The number of the axial flow blades is at least two, the first ends of the supercharging centrifugal blades are connected with one of the two adjacent axial flow blades, and the second ends of the supercharging centrifugal blades are connected with the other of the two adjacent axial flow blades.
Further, the first end of the supercharging centrifugal blade is connected with the front face of one of the two adjacent axial flow blades, and the second end of the supercharging centrifugal blade is connected with the back face of the other of the two adjacent axial flow blades.
Further, the number of the supercharging centrifugal blades is at least two, and two adjacent supercharging centrifugal blades are separated by one axial flow blade.
Further, the first side of the centrifugal blades and the first side of the axial blades are aligned along the axial direction of the hub, and the second side of the centrifugal blades and the second side of the axial blades are aligned along the axial direction of the hub.
Further, the number of the axial flow blades is at least two, the first ends of the supercharging centrifugal blades are connected with one of the two adjacent axial flow blades, and the second ends of the supercharging centrifugal blades extend towards the other of the two adjacent axial flow blades.
Further, the projection area of the supercharging centrifugal blade along the axial direction of the hub is within the projection area of the axial flow blade along the axial direction of the hub;
or, the projection area of the supercharging centrifugal blade along the axial direction of the hub and the projection area of the axial flow blade along the axial direction of the hub overlap.
Further, the front faces of both the axial flow blades and the supercharging centrifugal blades are provided with plane parts.
Further, the front edges of both the axial flow blades and the supercharging centrifugal blades are provided with the planar portion.
The utility model also provides a fan, which comprises the fan blade mixed flow structure.
Compared with the prior art, the utility model has the beneficial effects that:
According to the fan blade mixed flow structure, the supercharging centrifugal blades are additionally arranged on the axial flow blades, so that the wind pressure can be increased when the fan blade mixed flow structure is driven to rotate, and the use requirement of large wind quantity and large wind pressure can be met.
The fan provided by the utility model can meet the use requirement of large air quantity and large wind pressure due to the adoption of the fan blade mixed flow structure.
Drawings
Fig. 1 is a schematic structural diagram of a fan blade mixed flow structure of the present utility model.
In the figure: 10. a hub; 20. axial flow blades; 30. a supercharging centrifugal blade; 40. a planar portion.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
Referring to fig. 1, a fan blade mixed flow structure according to a preferred embodiment of the present utility model is shown, comprising: a hub 10; at least one axial flow blade 20 provided on the hub 10; at least one pressurizing centrifugal blade 30 is provided on at least one axial flow blade 20.
According to the fan blade mixed flow structure, the supercharging centrifugal blades 30 are additionally arranged on the axial flow blades 20, so that the wind pressure can be increased when the fan blade mixed flow structure is driven to rotate, and the use requirement of large wind quantity and large wind pressure can be met.
Specifically, in the present embodiment, both the adjacent axial flow blades 20 and the supercharging centrifugal blades 30 are arranged in a v-shape or a y-shape.
As a preferred embodiment, the number of the axial flow blades 20 is at least two, the first end of the supercharging centrifugal blade 30 is connected with one of the two adjacent axial flow blades 20, and the second end of the supercharging centrifugal blade 30 is connected with the other of the two adjacent axial flow blades 20, so that the wind pressure can be further increased, and the overall structural stability of the fan blade mixed flow structure can be increased, so that the fan blade mixed flow structure is not easy to deform and stretch outwards during operation, and noise is reduced.
More specifically, the first end of the supercharging centrifugal blade 30 is connected to the front face of one of the adjacent two axial flow blades 20, and the second end of the supercharging centrifugal blade 30 is connected to the rear face of the other of the adjacent two axial flow blades 20.
As the preferred embodiment, the number of the pressurizing centrifugal blades 30 is at least two, and two adjacent pressurizing centrifugal blades 30 are separated by one axial flow blade 20, so that the wind pressure of the fan blade mixed flow structure is larger during operation, and meanwhile, the structural stability is better.
More specifically, the first sides of the centrifugal blades 30 and 20 are aligned along the axial direction of the hub 10, and the second sides of the centrifugal blades 30 and 20 are aligned along the axial direction of the hub 10, so that the surface area of the centrifugal blades 30 is increased to enable the present blade mixed flow structure to obtain a greater wind pressure.
Of course, in other embodiments, the number of the axial flow blades 20 is at least two, the first end of the booster centrifugal blade 30 is connected to one of the adjacent two axial flow blades 20, and the second end of the booster centrifugal blade 30 extends toward the other of the adjacent two axial flow blades 20, that is, the second end of the booster centrifugal blade 30 is not connected to the other of the adjacent two axial flow blades 20, so that an increased wind pressure can be achieved as well.
As a preferred embodiment, the projection area of the centrifugal booster blade 30 along the axial direction of the hub 10 is within the projection area of the axial flow blade 20 along the axial direction of the hub 10, so that the centrifugal booster blade 30 can be prevented from protruding radially from the axial flow blade 20, and the mixed flow structure of the fan blade is more attractive in appearance. Of course, in other embodiments, the projected area of the supercharging centrifugal blade 30 in the axial direction of the hub 10 and the projected area of the axial flow blade 20 in the axial direction of the hub 10 may be overlapped.
As a preferred embodiment, the front surfaces of both the axial flow blades 20 and the pressurizing centrifugal blades 30 are provided with flat portions 40 so as to facilitate color distinction on the flat portions 40 of both the axial flow blades 20 and the pressurizing centrifugal blades 30, thereby exhibiting a distinctive visual effect.
More specifically, the front edges of both the axial flow blades 20 and the supercharging centrifugal blades 30 are provided with flat portions 40 to facilitate processing, thereby reducing manufacturing difficulty.
The utility model also provides a fan, which comprises the fan blade mixed flow structure. The fan provided by the utility model can meet the use requirement of large air quantity and large wind pressure due to the adoption of the fan blade mixed flow structure.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (9)
1. The flabellum mixed flow structure, its characterized in that includes:
A hub;
At least one axial flow blade arranged on the hub;
At least one supercharging centrifugal blade arranged on at least one axial flow blade;
The number of the axial flow blades is at least two, the first ends of the supercharging centrifugal blades are connected with one of the two adjacent axial flow blades, and the second ends of the supercharging centrifugal blades are connected with the other of the two adjacent axial flow blades.
2. The fan blade mixed flow structure according to claim 1, wherein a first end of the supercharging centrifugal blade is connected to a front face of one of the adjacent two axial flow blades, and a second end of the supercharging centrifugal blade is connected to a rear face of the other of the adjacent two axial flow blades.
3. The fan blade mixed flow structure according to claim 2, wherein the number of said centrifugal blades is at least two, and two adjacent centrifugal blades are separated by one axial flow blade.
4. The fan blade mixed flow structure of claim 3, wherein a first side of said centrifugal blades are aligned with a first side of said axial blades along an axial direction of said hub, and a second side of said centrifugal blades are aligned with a second side of said axial blades along an axial direction of said hub.
5. The fan blade mixed flow structure according to claim 1, wherein the number of the axial flow blades is at least two, a first end of the supercharging centrifugal blade is connected with one of the adjacent two axial flow blades, and a second end of the supercharging centrifugal blade extends toward the other of the adjacent two axial flow blades.
6. The blade mixing structure of claim 1, wherein a projected area of the supercharging centrifugal blade along an axial direction of the hub is within a projected area of the axial flow blade along the axial direction of the hub;
or, the projection area of the supercharging centrifugal blade along the axial direction of the hub and the projection area of the axial flow blade along the axial direction of the hub overlap.
7. The fan blade mixed flow structure according to claim 1, wherein the front surfaces of both the axial flow blades and the supercharging centrifugal blades are provided with planar portions.
8. The blade mixing structure according to claim 7, wherein the front edges of both the axial flow blade and the supercharging centrifugal blade are provided with the flat portions.
9. A fan comprising the fan blade mixed flow structure of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321861524.0U CN220956158U (en) | 2023-07-14 | 2023-07-14 | Fan blade mixed flow structure and fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321861524.0U CN220956158U (en) | 2023-07-14 | 2023-07-14 | Fan blade mixed flow structure and fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220956158U true CN220956158U (en) | 2024-05-14 |
Family
ID=91020472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321861524.0U Active CN220956158U (en) | 2023-07-14 | 2023-07-14 | Fan blade mixed flow structure and fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220956158U (en) |
-
2023
- 2023-07-14 CN CN202321861524.0U patent/CN220956158U/en active Active
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