CN210265274U - Wind-guiding fixed impeller and fan assembly - Google Patents
Wind-guiding fixed impeller and fan assembly Download PDFInfo
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- CN210265274U CN210265274U CN201920555487.8U CN201920555487U CN210265274U CN 210265274 U CN210265274 U CN 210265274U CN 201920555487 U CN201920555487 U CN 201920555487U CN 210265274 U CN210265274 U CN 210265274U
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- air guide
- wind
- guiding
- end portion
- circular ring
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Abstract
The utility model provides an impeller is decided to wind-guiding, it includes: the circular air guide disc is provided with an axle hole at the center of the circle, and the edge of the air guide disc is provided with a circular ring piece extending along the axial direction of the air guide disc; the air guide pieces are uniformly distributed along the circumferential direction of the circular ring piece and are arc-shaped, a first end portion and a second end portion are formed at two ends of each air guide piece respectively, the first end portion extends to the top edge of the circular ring piece, the second end portion extends to the edge of the air guide disc, and an included angle of 20-60 degrees is formed between the first end portion and the radial line of the air guide disc. The utility model also provides a fan subassembly. Compared with the prior art, the utility model can effectively reduce the windage of the fixed impeller and improve the wind-guiding efficiency.
Description
Technical Field
The utility model relates to a decide the impeller, particularly, relate to an impeller and fan subassembly are decided to wind-guiding.
Background
With the development of society and the transition of times, centrifugal fans have been widely used in various fields such as production, industry, and life as the most frequently used kind of various fans. Among them, a small centrifugal fan is widely used in a household cleaner. The flow of the fan is very complex during operation, and a plurality of problems often exist: the installation angle of the air guide pieces in the fixed impeller is unreasonable, and the air resistance of the fixed impeller is increased, so that the air guide efficiency is limited easily.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an impeller and fan subassembly are decided to wind-guiding aims at reducing the windage of deciding the impeller, improves wind-guiding efficiency effectively.
Therefore, on the one hand, the utility model provides an impeller is decided in wind-guiding, it includes:
the circular air guide disc is provided with an axle hole at the center of the circle, and the edge of the air guide disc is provided with a circular ring piece extending along the axial direction of the air guide disc;
the air guide pieces are uniformly distributed along the circumferential direction of the circular ring piece and are arc-shaped, a first end portion and a second end portion are formed at two ends of each air guide piece respectively, the first end portion extends to the top edge of the circular ring piece, the second end portion extends to the edge of the air guide disc, and an included angle of 20-60 degrees is formed between the first end portion and the radial line of the air guide disc.
Further, an included angle of 50-90 degrees is formed between the first end part and the top edge of the annular ring.
Furthermore, an included angle of 15-45 degrees is formed between the second end part and the edge of the air guide disc.
Further, the diameter of the wind guide plate is
Further, the diameter of the outer ring enclosed by the plurality of air guide sheets is
Furthermore, the number of the wind guide sheets is 8-18.
Further, the height of the circular ring piece is 9-13 mm.
Furthermore, the air guide disc, the circular ring piece and the plurality of air guide sheets are integrally formed.
On the other hand, the utility model provides a fan subassembly, including motor element and movable vane wheel, it still includes as above a wind-guiding fixed impeller.
The utility model provides a impeller and fan subassembly are decided to wind-guiding through forming 20-60 contained angle between the first end at the guide vane and the radial line of aviation baffle, through verifying, can improve motor efficiency effectively to can reduce the windage of deciding the impeller effectively, improve wind-guiding efficiency simultaneously.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a top view of an air guide stator vane wheel provided in an embodiment of the present invention;
fig. 2 is a side view of an air guide stator vane wheel provided in an embodiment of the present invention;
fig. 3 is a first perspective view of a wind guide fixed impeller provided in an embodiment of the present invention;
fig. 4 is a second perspective view of the air guide stator vane wheel provided in the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fan assembly according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1 to 4, the wind-guiding fixed impeller provided by an embodiment of the present invention is shown in the drawings, and mainly includes a circular wind-guiding plate 1 and a plurality of wind-guiding sheets 2, a circle center of the circular wind-guiding plate 1 is provided with a shaft hole 11 for assembling with other components of a fan assembly, an edge of the wind-guiding plate 1 is provided with a circular ring member 12 extending along an axial direction of the wind-guiding plate 1 by way of integral molding or the like, the plurality of wind-guiding sheets 2 are fixedly arranged on an outer wall of the circular ring member 12 by way of integral molding or the like, the plurality of wind-guiding sheets 2 are uniformly distributed along a circumferential direction of the circular ring member 12, the wind-guiding sheets 2 are arc-shaped wind-guiding sheets, two ends of the wind-guiding sheet 2 respectively form a first end portion 21 and a second end portion 22, the first end portion 21 extends to a top edge 121 of the circular ring member 12, the second end portion 22 extends to an edge of the wind-guiding plate 1, an included angle 3 of, meanwhile, an included angle a2 of 50-90 degrees is formed between the first end part 21 and the top edge 121 of the circular ring element 12, and an included angle a1 of 15-45 degrees is formed between the second end part 22 and the edge of the wind guide disc 1.
Meanwhile, refer to fig. 5, which shows a fan assembly provided by an embodiment of the present invention, which includes a motor part 3 and a movable impeller 4, and further includes the above-mentioned wind-guiding fixed impeller.
Specific examples of the above-mentioned included angles a1-a3 are shown in the following table.
The motor efficiency is the ratio of output power/input power of a motor. As can be seen from the above table, the efficiency of the motor is improved, so that the wind resistance of the fixed impeller can be effectively reduced, and the wind guiding efficiency is improved.
Furthermore, with reference to fig. 1 to 2, the diameter b1 of the wind deflector 1 can be in the range of
Alternatively, the diameter b2 of the outer ring formed by the plurality of air guiding sheets 2 can be within
And (4) internal selection.
Meanwhile, the number of the wind-guiding sheets 2 can be set according to the requirement, for example, 8-18 sheets. The height of the ring member 12 may be selected within 9-13 mm.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. An air guide stator vane wheel, comprising:
the air guide plate comprises a circular air guide plate (1), wherein a shaft hole (11) is formed in the center of the circle of the circular air guide plate (1), and a circular ring piece (12) extending along the axial direction of the air guide plate (1) is arranged on the edge of the air guide plate (1);
the air guide plates (2) are fixedly arranged on the outer wall of the circular ring piece (12), the air guide plates (2) are uniformly distributed along the circumferential direction of the circular ring piece (12), the air guide plates (2) are arc-shaped air guide plates, a first end portion (21) and a second end portion (22) are respectively formed at two ends of each air guide plate (2), the first end portion (21) extends to the top edge (121) of the circular ring piece (12), the second end portion (22) extends to the edge of the air guide disc (1), and an included angle (a3) of 20-60 degrees is formed between the first end portion (21) and the radial line of the air guide disc (1).
2. Wind-guiding impeller according to claim 1, wherein the first end portion (21) and the top edge (121) of the annular member (12) form an angle (a2) of 50-90 °.
3. Wind guiding vane wheel according to claim 1, characterized in that the second end (22) forms an angle (a1) of 15-45 ° with the edge of the wind guiding disc (1).
4. The wind guide as claimed in claim 1-fixed impeller, characterised in that the diameter (b1) of the air guide disc (1) is such that
5. The wind-guiding stator blade wheel as claimed in claim 1, wherein the diameter (b2) of the outer ring enclosed by the plurality of wind-guiding blades (2) is equal to
6. The wind-guiding stator impeller according to claim 1, characterized in that the number of the wind-guiding blades (2) is 8-18.
7. Wind-guiding stator blade wheel according to claim 1, characterised in that the height of the ring element (12) is 9-13 mm.
8. Wind-guiding stator blade wheel according to any one of claims 1 to 7, characterized in that the wind-guiding disc (1), the ring (12) and the plurality of wind-guiding fins (2) are integrally formed.
9. A fan assembly comprising a motor part (3) and a moving impeller (4), characterised by comprising a wind-guiding fixed impeller according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920555487.8U CN210265274U (en) | 2019-04-23 | 2019-04-23 | Wind-guiding fixed impeller and fan assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920555487.8U CN210265274U (en) | 2019-04-23 | 2019-04-23 | Wind-guiding fixed impeller and fan assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210265274U true CN210265274U (en) | 2020-04-07 |
Family
ID=70022622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920555487.8U Active CN210265274U (en) | 2019-04-23 | 2019-04-23 | Wind-guiding fixed impeller and fan assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210265274U (en) |
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2019
- 2019-04-23 CN CN201920555487.8U patent/CN210265274U/en active Active
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