CN108286531A - Blade structure, radiator and electronic equipment - Google Patents
Blade structure, radiator and electronic equipment Download PDFInfo
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- CN108286531A CN108286531A CN201710014602.6A CN201710014602A CN108286531A CN 108286531 A CN108286531 A CN 108286531A CN 201710014602 A CN201710014602 A CN 201710014602A CN 108286531 A CN108286531 A CN 108286531A
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- 230000017525 heat dissipation Effects 0.000 claims description 40
- 239000012530 fluid Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 241000883990 Flabellum Species 0.000 abstract 4
- 238000010586 diagram Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000004590 computer program Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
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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
- F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention discloses a kind of blade structure, radiator and electronic equipment, the blade structure：Take turns shell component, the first flabellum group and the second flabellum group；Wherein, the first flabellum group and the second flabellum group asymmetric distribution are in the not homonymy for taking turns shell component.
Description
Technical Field
The present invention relates to the field of heat dissipation technologies, and in particular, to a fan blade structure, a heat dissipation device, and an electronic apparatus.
Background
A heat dissipation device is generally disposed on a surface of an electronic component, and the heat dissipation device generally includes: the fan comprises a wheel shell assembly, a first fan blade group and a second fan blade group, wherein the first fan blade group is arranged on the first side of the wheel shell assembly, the second fan blade group is arranged on the second side of the wheel shell assembly, and the first fan blade group and the second fan blade group are symmetrically distributed on different sides of the wheel shell assembly. In use, it has been found that such heat sinks suffer from the problem of significant noise generated by heat dissipation.
Disclosure of Invention
In view of this, embodiments of the present invention are directed to a fan blade structure and a heat dissipation device, which can effectively reduce heat dissipation noise and improve user experience.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
an embodiment of the present invention provides a fan blade structure, where the fan blade structure includes: the fan comprises a wheel shell assembly, a first fan blade group and a second fan blade group; wherein,
the first fan blade group and the second fan blade group are asymmetrically distributed on different sides of the wheel shell assembly.
In the above embodiment, the first fan blade group and the second fan blade group are asymmetrically distributed on different sides of the wheel housing assembly, and include:
the first fan blade group is arranged on a first side of the wheel shell assembly;
the second fan blade group is arranged on the second side of the wheel shell assembly;
the second side is an opposite side of the first side.
In the above embodiments, the first fan blade group and the second fan blade group include fan blades with different shapes.
In the above embodiment, each first blade in the first blade group is set to be the first blade profile; each second fan blade in the second fan blade group is set as a second fan blade molded line; the first fan blade molded line is different from the second fan blade molded line.
In the above embodiment, the first fan blade group is distributed at a first position on the first side of the wheel housing assembly;
the second fan blade group is distributed at a second position on the second side of the wheel shell assembly;
a perpendicular projection of the second location on the first side is different from the first location.
In the above embodiment, the distance between two adjacent first blades in the first blade group is set as the first blade distance; the distance between two adjacent second fan blades in the second fan blade group is set as the second fan blade distance; wherein the first blade pitch is different from the second blade pitch.
In the above embodiment, each first fan blade in the first fan blade group is disposed in the first fan blade area of the wheel housing assembly; each second fan blade in the second fan blade group is arranged in a second fan blade area of the wheel shell assembly; the first fan blade area and the second fan blade area are asymmetrically distributed on different sides of the wheel shell assembly.
In the above embodiment, the distance between the inner end of each first fan blade in the first fan blade group and the center point of the wheel housing assembly is set to be a first inner diameter; the distance between the inner side end point and the central point of each second fan blade in the second fan blade group is set as a second inner diameter; wherein the first inner diameter is different from the second inner diameter.
In the above embodiment, the distance between the outer end point of each first fan blade in the first fan blade group and the center point of the wheel housing assembly is set as a first outer diameter; the distance between the outer side end and the central point of each second fan blade in the second fan blade group is set as a second outer diameter; wherein the first outer diameter is different from the second outer diameter.
The embodiment of the invention also discloses a heat dissipation device, which comprises: the fan blade structure, shaft and drive component of any of claims 1 to 8; wherein,
the rotating shaft is fixedly connected with the central position of the fan blade structure;
the driving part is used for providing a rotary driving force for the rotating shaft so as to drive the fan blade structure to rotate.
An embodiment of the present invention further provides an electronic device, which includes a housing, a heat generating component, and the heat dissipating apparatus according to claim 9;
the shell is provided with a convection hole;
the heat dissipation device is used for driving the fluid at the first temperature to flow from the convection hole to the heat-generating component, and simultaneously driving the fluid at the second temperature to exit from the heat-generating component through the convection hole; wherein the first temperature is lower than the second temperature.
Therefore, in the technical scheme of the embodiment of the invention, the first fan blade group and the second fan blade group are asymmetrically distributed on different sides of the wheel shell assembly. That is to say, in the technical solution provided in the embodiment of the present invention, since the first fan blade group and the second fan blade group are asymmetrically distributed on different sides of the wheel housing assembly, the first fan blade group and the second fan blade group generate sound waves with different phases. If two sound waves with the same phase are superposed in the same phase, the sound waves are strengthened mutually, and the volume is increased; in the embodiment, two sound waves with different phases are generated, and the sound waves are not overlapped and enhanced after being overlapped with each other, so that the heat dissipation noise generated by the fan blade structure is weakened relative to the overlapped and enhanced sound waves. Therefore, compared with the prior art, the fan blade structure, the heat dissipation device and the electronic equipment provided by the embodiment of the invention can effectively reduce the heat dissipation noise and improve the use experience of a user; the realization is simple and convenient, the popularization is convenient, and the application range is wider.
Drawings
FIG. 1 is a schematic view of a first component structure of a fan blade structure according to an embodiment of the present invention;
FIG. 2 is a schematic view of a second component structure of the fan blade structure according to the embodiment of the present invention;
FIG. 3 is a schematic view of a third component structure of the fan blade structure according to the embodiment of the present invention;
FIG. 4 is a fourth structural diagram of a fan blade structure according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The first structural embodiment:
fig. 1 is a schematic view of a first component structure of a fan blade structure in an embodiment of the present invention, and as shown in fig. 1, the fan blade structure may include: a wheel housing assembly 101, a first fan blade set 102 and a second fan blade set 103; wherein,
the first set of blades 102 and the second set of blades 103 are asymmetrically distributed on different sides of the wheel housing assembly 101.
Generally, noise of the heat dissipation device is mainly generated by cutting air flow when each fan blade rotates, and the periodic cutting of the air flow by each fan blade can cause periodic vibration of the air flow, so that sound waves are generated periodically when each fan blade rotates, and the sound waves generated by each fan blade are superposed with each other to form noise heard by people.
In the conventional heat dissipation device, because the first fan blade group and the second fan blade group are symmetrically distributed on different sides of the wheel housing assembly, two fan blades which are symmetrical to each other generate sound waves with the same phase, when the two sound waves with the same phase are superposed, the sound waves are strengthened mutually due to the same-phase superposition, and therefore noise with larger decibel is generated.
In the technical solution provided by the embodiment of the present invention, since the first fan blade group and the second fan blade group are asymmetrically distributed on different sides of the wheel housing assembly, the first fan blade group and the second fan blade group generate sound waves with different phases. If two sound waves with the same phase are superposed in the same phase, the sound waves are strengthened mutually, and the volume is increased; in the embodiment, two sound waves with different phases are generated, and the sound waves are not overlapped and enhanced after being overlapped with each other, so that the heat dissipation noise generated by the fan blade structure is weakened relative to the overlapped and enhanced sound waves.
The fan blade structure provided by the embodiment of the invention is applied to electronic equipment, changes the method that the first fan blade group and the second fan blade group are symmetrically distributed on different sides of the wheel shell assembly in the prior art, can effectively reduce the heat dissipation noise and improve the use experience of a user; the realization is simple and convenient, the popularization is convenient, and the application range is wider.
Structural embodiment two:
the fan blade structure provided by the embodiment may include: a wheel housing assembly 101, a first fan blade set 102 and a second fan blade set 103; wherein,
the first fan blade set 102 is arranged on a first side of the wheel housing assembly 101;
the second fan blade group 103 is arranged on the second side of the wheel housing assembly 101;
the second side is the opposite side of the first side;
the first set of blades 102 and the second set of blades 103 are asymmetrically distributed on different sides of the wheel housing assembly 101.
The fan blade structure according to the embodiment of the present invention is further limited to the fan blade structure according to the first structural embodiment, and the present embodiment provides a fan blade structure in which the first fan blade group and the second fan blade group are disposed on different sides of the wheel housing assembly, and has the advantages of simple implementation, low manufacturing cost, and the like.
The third structural embodiment:
the fan blade structure provided by the embodiment may include: a wheel housing assembly 101, a first fan blade set 102 and a second fan blade set 103; wherein,
the first set of blades 102 and the second set of blades 103 are asymmetrically distributed on different sides of the wheel housing assembly 101.
The first fan blade group 102 and the second fan blade group 103 include fan blades with different shapes.
The fan blade structure according to the embodiment of the present invention is further limited to the fan blade structure according to the first structural embodiment, and the present embodiment provides a fan blade structure in which the fan blades of the first fan blade group and the second fan blade group have different shapes, and has the advantages of simple implementation, low manufacturing cost, and the like.
The fourth structural embodiment:
the fan blade structure provided by the embodiment of the invention can comprise: a wheel housing assembly 101, a first fan blade set 102 and a second fan blade set 103; wherein,
the first set of blades 102 and the second set of blades 103 are asymmetrically distributed on different sides of the wheel housing assembly 101.
Specifically, each first blade in the first blade group 102 is set to be a first blade profile; each second fan blade in the second fan blade group 103 is set as a second fan blade profile; the first fan blade molded line is different from the second fan blade molded line.
The fan blade structure according to the embodiment of the present invention is further limited to the fan blade structure according to the second structural embodiment, and the present embodiment provides a fan blade structure in which the first fan blade profile and the second fan blade profile are different, and has the advantages of simple implementation, low manufacturing cost, and the like.
Structural example v:
fig. 2 is a schematic view of a second component structure of a fan blade structure in an embodiment of the invention, as shown in fig. 2, the fan blade structure may include: a wheel housing assembly 101, a first fan blade set 102 and a second fan blade set 103; wherein,
the first fan blade set 102 is arranged on a first side of the wheel housing assembly 101;
the second fan blade group 103 is arranged on the second side of the wheel housing assembly 101;
the second side is the opposite side of the first side;
the first set of blades 102 and the second set of blades 103 are asymmetrically distributed on different sides of the wheel housing assembly 101.
Wherein, the first fan blade group 102 is distributed at a first position on the first side of the wheel housing assembly 101;
the second fan blade group 103 is distributed at a second position on the second side of the wheel shell assembly 101;
the second location is different from the first location in a perpendicular projection to the first side.
The fan blade structure according to the embodiment of the present invention is further limited to the fan blade structure according to the first structural embodiment, and the present embodiment provides a fan blade structure in which a vertical projection of the second position of the second fan blade group on the first side is different from the first position of the first fan blade group, and has the advantages of simple implementation, low manufacturing cost, and the like.
The structural embodiment six:
fig. 3 is a schematic view of a third assembly structure of a fan blade structure in an embodiment of the present invention, where fig. 3(a) and fig. 3(b) are schematic views of the assembly structures of a first fan blade set and a second fan blade set, respectively, and as shown in fig. 3, the fan blade structure may include: a wheel housing assembly 101, a first fan blade set 102 and a second fan blade set 103; wherein,
the first fan blade set 102 is arranged on a first side of the wheel housing assembly 101;
the second fan blade group 103 is arranged on the second side of the wheel housing assembly 101;
the second side is the opposite side of the first side;
the first set of blades 102 and the second set of blades 103 are asymmetrically distributed on different sides of the wheel housing assembly 101.
The distance between two adjacent first blades in the first blade group 102 is set as a first blade distance; the distance between two adjacent second blades in the second blade group 103 is set as the second blade distance; wherein, the first fan blade interval is different from the second fan blade interval.
The fan blade structure according to the embodiment of the present invention is further limited to the fan blade structure according to the fourth structural embodiment, and the present embodiment provides a fan blade structure in which the first fan blade pitch of the first fan blade group is different from the second fan blade pitch of the second fan blade group, and has the advantages of simple implementation, low manufacturing cost, and the like.
The structure embodiment is seven:
the fan blade structure provided by the embodiment of the invention can comprise: a wheel housing assembly 101, a first fan blade set 102 and a second fan blade set 103; wherein,
the first fan blade set 102 is arranged on a first side of the wheel housing assembly 101;
the second fan blade group 103 is arranged on the second side of the wheel housing assembly 101;
the second side is the opposite side of the first side;
the first set of blades 102 and the second set of blades 103 are asymmetrically distributed on different sides of the wheel housing assembly 101.
Each first fan blade in the first fan blade group 102 is disposed in the first fan blade area of the wheel housing assembly 101; each second blade in the second blade group 103 is disposed in a second blade region of the wheel housing assembly 101; the first fan blade area and the second fan blade area are asymmetrically distributed on different sides of the wheel housing assembly 101.
The fan blade structure according to the embodiment of the present invention is further limited to the fan blade structure according to the fourth structural embodiment, and the present embodiment provides a fan blade structure in which the first fan blade area of the first fan blade group is different from the second fan blade area of the second fan blade group, and has the advantages of simple implementation, low manufacturing cost, and the like.
The structural embodiment eight:
fig. 4 is a schematic view of a fourth component structure of a fan blade structure in an embodiment of the invention, as shown in fig. 4, the fan blade structure may include: a wheel housing assembly 101, a first fan blade set 102 and a second fan blade set 103; wherein,
the first fan blade set 102 is arranged on a first side of the wheel housing assembly 101;
the second fan blade group 103 is arranged on the second side of the wheel housing assembly 101;
the second side is the opposite side of the first side;
the first set of blades 102 and the second set of blades 103 are asymmetrically distributed on different sides of the wheel housing assembly 101.
The distance between the end point of the inner side of each first fan blade in the first fan blade group 102 and the center point of the wheel housing assembly 101 is set as a first inner diameter; the distance between the inner end point and the center point of each second fan blade in the second fan blade group 103 is set as a second inner diameter; wherein the first inner diameter is different from the second inner diameter.
The fan blade structure according to the embodiment of the present invention is further limited to the fan blade structure according to the fourth structural embodiment, and the present embodiment provides a fan blade structure in which the first inner diameter of the first fan blade group is different from the second inner diameter of the second fan blade group, and has the advantages of simple implementation, low manufacturing cost, and the like.
Structural example nine:
the fan blade structure provided by the embodiment of the invention can comprise: a wheel housing assembly 101, a first fan blade set 102 and a second fan blade set 103; wherein,
the first fan blade set 102 is arranged on a first side of the wheel housing assembly 101;
the second fan blade group 103 is arranged on the second side of the wheel housing assembly 101;
the second side is the opposite side of the first side;
the first set of blades 102 and the second set of blades 103 are asymmetrically distributed on different sides of the wheel housing assembly 101.
The distance between the outer side end of each first fan blade in the first fan blade group 102 and the center point of the wheel housing assembly 101 is set as a first outer diameter; the distance between the center point and the outer side end of each second fan blade in the second fan blade group 103 is set as a second outer diameter; wherein the first outer diameter is different from the second outer diameter.
The fan blade structure according to the embodiment of the present invention is further limited to the fan blade structure according to the fourth structural embodiment, and the present embodiment provides a fan blade structure in which the first outer diameter of the first fan blade group is different from the second outer diameter of the second fan blade group, and has the advantages of simple implementation, low manufacturing cost, and the like.
In the fan blade structure provided by the embodiment of the invention, the first fan blade group and the second fan blade group are asymmetrically distributed on different sides of the wheel shell component, so that sound waves with different phases can be generated by the first fan blade group and the second fan blade group. If two sound waves with the same phase are superposed in the same phase, the sound waves are strengthened mutually, and the volume is increased; in the embodiment, two sound waves with different phases are generated, and the sound waves are not overlapped and enhanced after being overlapped with each other, so that the heat dissipation noise generated by the fan blade structure is weakened relative to the overlapped and enhanced sound waves. Therefore, compared with the prior art, the fan blade structure, the heat dissipation device and the electronic equipment provided by the embodiment of the invention can effectively reduce the heat dissipation noise and improve the use experience of a user; the realization is simple and convenient, the popularization is convenient, and the application range is wider.
The first embodiment of the device:
the heat dissipation device provided by the embodiment of the invention can comprise: the fan blade structure 901, the rotating shaft 902 and the driving part 903 as described in any one of structural embodiments 1 to 8; wherein,
the rotating shaft 902 is fixedly connected with the central position of the fan blade structure 901;
and a driving part 903 for providing a rotation driving force for the rotating shaft 902 to drive the fan blade structure to rotate.
According to the heat dissipation device provided by the embodiment of the invention, the fan blade structure as described in any one of the structural embodiments 1 to 8 is arranged in the heat dissipation device, so that the noise generated by the heat dissipation device is very low, the heat dissipation efficiency of the heat dissipation device is not reduced, and the heat dissipation effect of the heat dissipation device is well ensured.
In the heat dissipation device provided by the embodiment of the invention, the first fan blade group and the second fan blade group are asymmetrically distributed on different sides of the wheel shell assembly, so that sound waves with different phases can be generated by the first fan blade group and the second fan blade group. If two sound waves with the same phase are superposed in the same phase, the sound waves are strengthened mutually, and the volume is increased; in the embodiment, two sound waves with different phases are generated, and the sound waves are not overlapped and enhanced after being overlapped with each other, so that the heat dissipation noise generated by the fan blade structure is weakened relative to the overlapped and enhanced sound waves. Therefore, compared with the prior art, the fan blade structure, the heat dissipation device and the electronic equipment provided by the embodiment of the invention can effectively reduce the heat dissipation noise and improve the use experience of a user; the realization is simple and convenient, the popularization is convenient, and the application range is wider.
The first embodiment of the device:
the electronic device provided by the embodiment of the invention can comprise: a housing 1001, a heat generating component 1002, and a heat dissipating device 1003 as described in device embodiment 9;
a convection hole is formed in the housing 1001;
a heat sink 1003 for driving a fluid at a first temperature to flow from the convection hole to the heat-generating component 1002, while driving a fluid at a second temperature to exit from the heat-generating component 1002 through the convection hole; wherein the first temperature is lower than the second temperature.
The electronic equipment is an electronic equipment which can be used for communication and displaying images, such as a mobile phone or a tablet personal computer.
According to the electronic equipment provided by the embodiment of the invention, the heat dissipation device is arranged in the electronic equipment according to the device embodiment 1, so that the noise generated by the heat dissipation device in the electronic equipment is very low, the heat dissipation efficiency of the heat dissipation device is not reduced, and the normal work of the electronic equipment is well ensured.
In the electronic device provided by the embodiment of the invention, the first fan blade group and the second fan blade group are asymmetrically distributed on different sides of the wheel housing assembly, and the first fan blade group and the second fan blade group can generate sound waves with different phases. If two sound waves with the same phase are superposed in the same phase, the sound waves are strengthened mutually, and the volume is increased; in the embodiment, two sound waves with different phases are generated, and the sound waves are not overlapped and enhanced after being overlapped with each other, so that the heat dissipation noise generated by the fan blade structure is weakened relative to the overlapped and enhanced sound waves. Therefore, compared with the prior art, the fan blade structure, the heat dissipation device and the electronic equipment provided by the embodiment of the invention can effectively reduce the heat dissipation noise and improve the use experience of a user; the realization is simple and convenient, the popularization is convenient, and the application range is wider.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of a hardware embodiment, a software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (11)
1. A fan blade structure, said fan blade structure comprising: the fan comprises a wheel shell assembly, a first fan blade group and a second fan blade group; wherein,
the first fan blade group and the second fan blade group are asymmetrically distributed on different sides of the wheel shell assembly.
2. The method of claim 1, wherein the first fan blade set and the second fan blade set are asymmetrically distributed on different sides of the wheel housing assembly, comprising:
the first fan blade group is arranged on a first side of the wheel shell assembly;
the second fan blade group is arranged on the second side of the wheel shell assembly;
the second side is an opposite side of the first side.
3. The fan blade structure of claim 1,
the first fan blade group and the second fan blade group comprise fan blades with different shapes.
4. The fan blade structure of claim 3, wherein each first fan blade in the first fan blade group is provided as a first fan blade profile; each second fan blade in the second fan blade group is set as a second fan blade molded line; the first fan blade molded line is different from the second fan blade molded line.
5. The fan blade structure of claim 2,
the first fan blade group is distributed at a first position on the first side of the wheel shell assembly;
the second fan blade group is distributed at a second position on the second side of the wheel shell assembly;
a perpendicular projection of the second location on the first side is different from the first location.
6. The fan blade structure according to claim 5, wherein the distance between two adjacent first fan blades in the first fan blade group is set as a first fan blade distance; the distance between two adjacent second fan blades in the second fan blade group is set as the second fan blade distance; wherein the first blade pitch is different from the second blade pitch.
7. The fan blade structure of claim 5, wherein each first fan blade of the first fan blade group is disposed in a first fan blade region of the wheel housing assembly; each second fan blade in the second fan blade group is arranged in a second fan blade area of the wheel shell assembly; the first fan blade area and the second fan blade area are asymmetrically distributed on different sides of the wheel shell assembly.
8. The fan blade structure of claim 5, wherein a distance between an inner end of each first fan blade in the first fan blade group and a center point of the wheel housing assembly is set to a first inner diameter; the distance between the inner side end point and the central point of each second fan blade in the second fan blade group is set as a second inner diameter; wherein the first inner diameter is different from the second inner diameter.
9. The fan blade structure of claim 5, wherein a distance between an outer end point of each first fan blade in the first fan blade group and a center point of the wheel housing assembly is set to a first outer diameter; the distance between the outer side end and the central point of each second fan blade in the second fan blade group is set as a second outer diameter; wherein the first outer diameter is different from the second outer diameter.
10. A heat dissipating device, comprising: the fan blade structure, shaft and drive component of any of claims 1 to 8; wherein,
the rotating shaft is fixedly connected with the central position of the fan blade structure;
the driving part is used for providing a rotary driving force for the rotating shaft so as to drive the fan blade structure to rotate.
11. An electronic device, characterized in that the electronic device comprises a housing, a heat generating component, and the heat dissipating apparatus of claim 9;
the shell is provided with a convection hole;
the heat dissipation device is used for driving the fluid at the first temperature to flow from the convection hole to the heat-generating component, and simultaneously driving the fluid at the second temperature to exit from the heat-generating component through the convection hole; wherein the first temperature is lower than the second temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710014602.6A CN108286531A (en) | 2017-01-09 | 2017-01-09 | Blade structure, radiator and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710014602.6A CN108286531A (en) | 2017-01-09 | 2017-01-09 | Blade structure, radiator and electronic equipment |
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| CN108286531A true CN108286531A (en) | 2018-07-17 |
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| CN201710014602.6A Pending CN108286531A (en) | 2017-01-09 | 2017-01-09 | Blade structure, radiator and electronic equipment |
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