CN220378548U - Guide ring structure and fan - Google Patents
Guide ring structure and fan Download PDFInfo
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- CN220378548U CN220378548U CN202321883542.9U CN202321883542U CN220378548U CN 220378548 U CN220378548 U CN 220378548U CN 202321883542 U CN202321883542 U CN 202321883542U CN 220378548 U CN220378548 U CN 220378548U
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- arc section
- circular arc
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- 238000009434 installation Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The guide ring structure comprises a guide ring installation section, and further comprises a first circular arc section, a straight line section and a second circular arc section which are sequentially connected, wherein the first circular arc section is connected with the guide ring installation section, and the first circular arc section and the second circular arc section are in fancy shapes and are different in shape; the first circular arc section is formed by mixing a first curve and a second curve, the first curve is positioned on the guide ring installation section, and the second curve is positioned on the straight line section; the second circular arc section is formed by mixing a third curve and a fourth curve, the third curve is a space curve, and the fourth curve is positioned on the straight line section. According to the utility model, the first arc section and the second arc section of the fancy modeling structure are arranged at the inlet and the outlet of the guide ring, so that the air flow forms a space layered structure at the inlet and the outlet of the guide ring, turbulence is reduced, and noise and sound quality are improved; the inlet and outlet of the guide ring are in two different space fancy shapes, the structure is novel and special, and the guide ring structure can be applied to axial flow fans and centrifugal fans.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a guide ring structure and a fan.
Background
Chinese patent document No. CN111350698A discloses a guide ring device in the year 6 and 30 of 2020, which is provided on a mounting top plate of an axial flow fan, and includes: an air outlet circular arc section, wherein the upper edge of the air outlet circular arc section is in an outward expansion shape; a throat section; the lower edge of the air inlet circular arc section is in an outward expansion shape and is fixedly connected with the mounting top plate; the throat section is positioned between the air outlet arc section and the air inlet arc section, the upper end of the throat section is connected with the air outlet arc section in a tangential manner, and the lower end of the throat section is connected with the air inlet arc section in a tangential manner. The application also provides an axial fan, including impeller and installation roof, still include the water conservancy diversion circle device, the biggest section position of diameter of impeller aligns the setting of water conservancy diversion circle device throat section upper end point. The air inlet and the air outlet of the guide ring device are easy to generate turbulence, so that the noise is loud.
Therefore, further improvements are needed.
Disclosure of Invention
The utility model aims to provide a guide ring structure and a fan with simple structure, less turbulence, low noise and strong practicability, so as to overcome the defects in the prior art.
According to a guide ring structure of this purpose design, including guide ring installation section, its characterized in that: the novel guide ring comprises a guide ring body, and is characterized by further comprising a first arc section, a straight line section and a second arc section which are sequentially connected, wherein the first arc section is connected with the guide ring installation section, and the first arc section and the second arc section are in fancy shapes and are different in shape.
The first circular arc section is formed by mixing a first curve and a second curve, wherein the first curve is positioned on the guide ring installation section, and the second curve is positioned on the straight line section.
The first curve comprises a plurality of wave line segments and/or spline curve segments and/or sine and cosine function curve segments and variant curve segments thereof.
The second circular arc section is formed by mixing a third curve and a fourth curve, the third curve is a space curve, and the fourth curve is positioned on the straight line section.
The third curve comprises a plurality of wave line segments and/or spline curve segments and/or sine and cosine function curve segments and variant curve segments thereof.
The guide ring installation section is provided with a guide ring installation surface for installing the guide ring, the guide ring installation surface is arranged at one end of the guide ring, and the other end of the guide ring is a non-installation surface end.
The projection of the third curve on the guide ring mounting surface is a circle centered on the guide ring center line.
The third curve is located on the virtual mounting surface at the non-mounting surface end.
The first arc section is positioned at the inlet of the guide ring, and the second arc section is positioned at the outlet of the guide ring.
A fan according to this purpose design, its characterized in that: comprises the guide ring structure.
According to the utility model, the first arc section and the second arc section of the fancy modeling structure are arranged at the inlet and the outlet of the guide ring, so that the air flow forms a space layered structure at the inlet and the outlet of the guide ring, turbulence is reduced, and noise and sound quality are improved; the inlet and the outlet of the guide ring are in two different space fancy shapes, the structure is novel and special, and the guide ring structure can be applied to different types of fans such as axial flow fans, centrifugal fans and the like.
Drawings
Fig. 1 is a schematic view of the overall structure of a guide ring according to a first embodiment of the present utility model.
Fig. 2 is a schematic view showing the overall structure of the guide ring in another orientation according to the first embodiment of the present utility model.
Fig. 3 is a schematic view of the overall structure of a guide ring according to a second embodiment of the present utility model.
Fig. 4 is a schematic view showing the overall structure of the guide ring in another orientation according to the second embodiment of the present utility model.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
First embodiment
Referring to fig. 1-2, the guide ring structure comprises a guide ring mounting section a, and further comprises a special-shaped first arc section b, a straight line section c and a special-shaped second arc section d which are sequentially connected, wherein the first arc section b is connected with the guide ring mounting section a, and the first arc section b and the second arc section d are in fancy shapes and are different in shape.
The first arc section b is formed by mixing a first curve 1 and a second curve 2, wherein the first curve 1 is positioned on a guide ring mounting section a (namely a guide ring mounting surface 5), and the second curve 2 is positioned on a straight line section c.
The first curve 1 comprises a number of wave line segments and/or spline curve segments and/or sine and cosine function curve segments and their variant curve segments, and the composition of the first curve 1 is not limited to the line segments described above.
The second circular arc section d is formed by mixing a third curve 3 and a fourth curve 4, the third curve 3 is a space curve, the third curve 3 is not positioned on the guide ring mounting section a, and the fourth curve 4 is positioned on the straight line section c.
The third curve 3 comprises a number of wave line segments and/or spline curve segments and/or sine and cosine function curve segments and their variant curve segments, and the composition of the third curve 3 is not limited to the line segments described above.
The guide ring mounting section a is provided with a guide ring mounting surface 5 for mounting the guide ring, the guide ring mounting surface 5 is arranged at one end of the guide ring, and the other end of the guide ring is a non-mounting surface end 6.
The projection of the third curve 3 onto the guide ring mounting surface 5 is a circle centered on the guide ring center line.
The first arc section b is positioned at the inlet (namely the air inlet) of the guide ring, and the second arc section d is positioned at the outlet (namely the air outlet) of the guide ring.
A fan comprises a guide ring structure, wherein a mounting plate is arranged on the fan, and a guide ring is mounted on the mounting plate through a guide ring mounting surface 5.
Second embodiment:
referring to fig. 3-4, the present guide ring structure differs from the first embodiment in that:
the third curve 3 is located on the virtual mounting surface of the non-mounting surface end 6 (i.e. the guide ring mounting surface 5), i.e. it is assumed that the non-mounting surface end 6 of the guide ring is provided with a guide ring mounting section a, and the third curve 3 is located on the guide ring mounting section a (i.e. the guide ring mounting surface 5), where the third curve 3 is similar in shape to the first curve 1.
Other undescribed portions are the same as the first embodiment and are not described again here.
The foregoing is a preferred embodiment of the utility model showing and describing the general principles, features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. A guide ring structure comprising a guide ring mounting section (a), characterized in that: the novel guide ring comprises a guide ring body and is characterized by further comprising a first arc section (b), a straight line section (c) and a second arc section (d) which are sequentially connected, wherein the first arc section (b) is connected with the guide ring installation section (a), and the first arc section (b) and the second arc section (d) are in fancy shapes and are different in shape.
2. The guide ring structure according to claim 1, wherein: the first circular arc section (b) is formed by mixing a first curve (1) and a second curve (2), wherein the first curve (1) is positioned on the guide ring installation section (a), and the second curve (2) is positioned on the straight line section (c).
3. The guide ring structure according to claim 2, wherein: the first curve (1) comprises a plurality of wave line segments and/or spline curve segments and/or sine and cosine function curve segments and variant curve segments thereof.
4. A guide ring structure according to claim 3, wherein: the second circular arc section (d) is formed by mixing a third curve (3) and a fourth curve (4), the third curve (3) is a space curve, and the fourth curve (4) is positioned on the straight line section (c).
5. The guide ring structure of claim 4, wherein: the third curve (3) comprises a plurality of wave line segments and/or spline curve segments and/or sine and cosine function curve segments and variant curve segments thereof.
6. The guide ring structure of claim 5, wherein: the guide ring mounting section (a) is provided with a guide ring mounting surface (5) for mounting the guide ring, the guide ring mounting surface (5) is arranged at one end of the guide ring, and the other end of the guide ring is a non-mounting surface end (6).
7. The guide ring structure of claim 6, wherein: the projection of the third curve (3) on the guide ring mounting surface (5) is a circle with the center on the center line of the guide ring.
8. The guide ring structure of claim 6, wherein: the third curve (3) is located on the virtual mounting surface of the non-mounting surface end (6).
9. The guide ring structure according to claim 1, wherein: the first arc section (b) is positioned at the inlet of the guide ring, and the second arc section (d) is positioned at the outlet of the guide ring.
10. A fan, characterized in that: comprising a guide ring structure according to any one of claims 1-9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321883542.9U CN220378548U (en) | 2023-07-17 | 2023-07-17 | Guide ring structure and fan |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321883542.9U CN220378548U (en) | 2023-07-17 | 2023-07-17 | Guide ring structure and fan |
Publications (1)
Publication Number | Publication Date |
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CN220378548U true CN220378548U (en) | 2024-01-23 |
Family
ID=89570937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321883542.9U Active CN220378548U (en) | 2023-07-17 | 2023-07-17 | Guide ring structure and fan |
Country Status (1)
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CN (1) | CN220378548U (en) |
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2023
- 2023-07-17 CN CN202321883542.9U patent/CN220378548U/en active Active
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