CN209908840U - Wind wheel and baking equipment - Google Patents
Wind wheel and baking equipment Download PDFInfo
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- CN209908840U CN209908840U CN201920641085.XU CN201920641085U CN209908840U CN 209908840 U CN209908840 U CN 209908840U CN 201920641085 U CN201920641085 U CN 201920641085U CN 209908840 U CN209908840 U CN 209908840U
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Abstract
The application relates to a wind wheel and a baking device. The wind wheel includes: the fan blade, the hub, the fixing ring and the shaft sleeve are arranged on the hub; the fan blade is connected with the hub, the fan blade is connected with the fixing ring, the hub, the fan blade and the fixing ring are approximately of a cylindrical structure after being connected, and the hub and the fixing ring are respectively used as two bottom surfaces of the cylindrical structure; the fan blade is monoblock metal sheet stamping forming's overall structure, includes: a blade and a blade connection portion; the distance between adjacent blades is equal; the shaft sleeve is arranged at the central position of the hub. By adopting the technical scheme provided by the embodiment of the application, the problems that the traditional wind wheel is limited by the manufacturing process and unreasonable in structure, so that the noise is high during operation and the service life can be shortened can be solved.
Description
Technical Field
The application relates to the technical field of ventilation equipment, in particular to a wind wheel and baking equipment.
Background
In some installations, wind wheels are often used to create or modify the flow of air. For example, wind wheels are used in toasting apparatus to accelerate the flow of hot air and thereby reduce toasting time.
In the related art, the traditional wind wheel is generally formed by stamping and forming various parts from thin metal plates with different thicknesses and then assembling the parts, and the blades and the hub are simply connected with each other, so that the overall rigidity of the wind wheel is poor. In addition, firstly, the blades are formed by punching metal plates one by one, and weight difference exists among the blades; secondly, each blade is assembled with the hub, the spacing of the blades is difficult to ensure to be completely consistent, and the connection of a certain blade is not firm; the two points can cause uneven air resistance on the fan blades when the wind wheel rotates, so that the noise is high, and the service life of the equipment can be influenced.
That is, the traditional wind wheel is limited by the manufacturing process, and the structure is not reasonable, so that the problems of high noise and shortened service life during operation are caused.
SUMMERY OF THE UTILITY MODEL
The application provides a wind wheel and baking equipment to solve traditional wind wheel because the restriction that receives manufacturing process, its structure is unreasonable, and the noise is big and can shorten life's problem when leading to the operation.
The application comprises the following technical scheme:
in a first aspect, an embodiment of the present application provides a wind turbine, including: the fan blade, the hub, the fixing ring and the shaft sleeve are arranged on the hub;
the fan blade is connected with the hub, the fan blade is connected with the fixing ring, the hub, the fan blade and the fixing ring are of a cylindrical structure after connection, and the hub and the fixing ring are respectively used as two bottom surfaces of the cylindrical structure;
the fan blade is monoblock metal sheet stamping forming's overall structure, includes: a blade and a blade connection portion; the distance between the adjacent blades is equal;
the shaft sleeve is arranged at the center of the hub.
Optionally, all the blades are perpendicular to the blade connecting portion, that is, each blade is located on the radius of the circumference, and the direction is a pointing circle center.
Optionally, the blades are helically distributed around the central axis of the cylindrical structure at the same angle.
Optionally, the fan blade and the hub, and the fan blade and the fixing ring are all riveted.
Optionally, the circumference of the hub and the circumference of the fixing ring both include flanges for riveting connection, and the flanges are turned in a direction toward the center of the circle.
Optionally, the shaft sleeve and the hub are riveted.
Optionally, the circumference of the shaft sleeve comprises a flange for riveting connection, and the flange is turned over in a direction away from the center of the circle.
Optionally, the edge of the blade is in a rounded structure.
Optionally, the fan blade, the hub, the fixing ring and the shaft sleeve are all made of 304 stainless steel.
In a second aspect, the embodiment of the present application further provides a baking device, which includes any one of the wind wheels described above.
The technical scheme provided by the embodiment of the application can have the following beneficial effects:
when the technical scheme provided by the embodiment of the application is adopted, the fan blade is formed by punching a metal plate, so that firstly, the weight of each punched blade can be ensured to be the same; secondly, the distance between all the blades can be ensured to be the same. Secondly, because the fan blade is by a metal sheet stamping forming, the process when assembling it with wheel hub is simple and convenient so, and can not appear the insecure problem of certain blade connection after the assembly is accomplished, can also guarantee simultaneously that wind wheel overall structure's rigidity is good to noise and extension wind wheel when can reducing the wind wheel operation and for the life of the motor of its energy supply. Therefore, due to the advantages, the technical scheme provided by the embodiment of the application can solve the problems that the traditional wind wheel is limited by the manufacturing process, the structure is unreasonable, the noise is high during operation, and the service life is shortened.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Fig. 1 is an exploded view of a wind wheel provided in an embodiment of the present application;
fig. 2 is a multi-directional view of the overall structure of a wind turbine according to an embodiment of the present application;
fig. 3 is a schematic structural view of a fan blade in an unfolded state according to an embodiment of the present application;
fig. 4 is a schematic view of a riveting mode of a fan blade and a hub provided in the embodiment of the present application;
FIG. 5 is a schematic view of a riveting manner of a shaft sleeve and a hub according to an embodiment of the present application;
reference numerals: 1-a fan blade; 11-a blade; 12-a blade connection; 2-a hub; 21-flanging the hub; 3-fixing the ring; 4-shaft sleeve; 41-flanging the shaft sleeve.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.
Examples
Referring to fig. 1 and 2, fig. 1 is an exploded view of a wind wheel according to an embodiment of the present disclosure; fig. 2 is a multi-directional view of the overall structure of a wind turbine according to an embodiment of the present application. As shown in fig. 1 and 2, the wind wheel includes: the fan blade comprises a fan blade 1, a hub 2, a fixing ring 3 and a shaft sleeve 4; the fan blade 1 is connected with the hub 2, the fan blade 1 is connected with the fixing ring 3, the hub 2, the fan blade 1 and the fixing ring 3 are in a cylindrical structure after connection, and the hub 2 and the fixing ring 3 are respectively used as two bottom surfaces of the cylindrical structure; fan blade 1 is monoblock metal sheet stamping forming's overall structure, includes: a blade 11 and a blade connection portion 12; the distances between adjacent blades 11 are equal; the sleeve 4 is arranged in the center of the hub 2.
Further, the relative position relationship between the blade 11 and the blade connecting portion 12 may include various conditions, for example, please refer to fig. 3, and fig. 3 is a schematic structural diagram of the fan blade in an expanded state according to an embodiment of the present disclosure. As shown in fig. 3, the blades 11 are perpendicular to the blade connection 12, i.e. as shown in the top right view of fig. 2, each blade 11 is located on a radius of the circumference, directed towards the center of the circle. The wind wheel has the advantages that the wind wheel 1 is applied to the wind wheel to support forward rotation and reverse rotation, and wind power generated by the forward rotation and the reverse rotation is the same.
Of course, the blades 11 may be helically distributed around the central axis of the cylindrical structure at the same angle. This has the advantage that a greater wind force can be generated when rotating in the direction of deflection of the blades 11.
In addition, the fan blade 1 and the hub 2 as well as the fan blade 1 and the fixing ring 3 are riveted. Referring to fig. 4, fig. 4 is a schematic view illustrating a riveting manner of a blade and a hub according to an embodiment of the present application. As shown in fig. 4, a plurality of hub flanges 21 reserved on the circumference of the hub 2 are turned over toward the center of the circle by a riveting die, so that the hub 2 and the wind blade 1 are riveted. The riveting connection mode of the fan blade 1 and the fixing ring 3 is similar to that of the fan blade, namely, a fixing ring flanging is reserved on the circumference of the fixing ring 3, and the detailed description is omitted here.
In addition, the shaft sleeve 4 and the hub 2 are also riveted, please refer to fig. 5, and fig. 5 is a schematic view of a riveting manner of the shaft sleeve and the hub according to an embodiment of the present application. As shown in fig. 5, a plurality of shaft sleeve flanges 41 reserved on the circumference of the shaft sleeve 4 are turned over along the radius in the direction away from the center of the circle by a riveting die, so that the shaft sleeve 4 and the hub 2 are riveted.
In some embodiments, in order to reduce noise generated when the fan blade rotates, a fillet structure may be punched out of the edge of the fan blade through a stamping die, and the fillet structure is shown in fig. 3.
In some embodiments, the materials of the fan blade 1, the hub 2, the fixing ring 3 and the shaft sleeve 4 can be 304 stainless steel.
Furthermore, the wind wheel can be applied to baking equipment or other equipment needing similar wind wheels.
It should be noted that the wind wheel can be manufactured by stamping and forming according to the following steps:
putting the metal plate into a pre-designed stamping die;
continuously punching the metal plate by a punch press to manufacture the fan blade 1; in the stamping process, controlling the metal plate to translate towards a preset direction at a preset speed so as to stamp continuous equidistant blades 11 on the metal plate; the metal plate of the part which is not punched between the adjacent blades 11 forms a blade connecting part 12, and the blades 11 and the blade connecting part 12 form the fan blade 1;
respectively manufacturing the hub 2, the fixing ring 3 and the shaft sleeve 4 by stamping through a pre-designed stamping die;
after the hub 2 is fixed through a fixing mold, the fan blade 1 is fixed on the hub 2, and the fixing ring 3 is fixed on the fan blade 1 at a position opposite to the hub 2;
placing the fixed fan blade 1, the hub 2 and the fixing ring 3 into a connecting mold for connection;
the hub 4 is attached to the hub 2 at a central location to complete the manufacture.
The technical scheme provided by the embodiment of the application can have the following beneficial effects:
when the technical scheme provided by the embodiment of the application is adopted, firstly, the fan blade is continuously and equidistantly stamped and formed by one metal plate, and the fan blade has the advantages that firstly, the weight of each stamped and formed blade can be ensured to be the same; secondly, the distance between all the blades can be ensured to be the same. Secondly, because the fan blade is by a metal sheet stamping forming, the process when assembling it with wheel hub is simple and convenient so, and can not appear the insecure problem of certain blade connection after the assembly is accomplished, can also guarantee simultaneously that wind wheel overall structure's rigidity is good to noise and extension wind wheel when can reducing the wind wheel operation and for the life of the motor of its energy supply. Therefore, due to the advantages, the technical scheme provided by the embodiment of the application can solve the problems that the traditional wind wheel is limited by the manufacturing process, the structure is unreasonable, the noise is high during operation, and the service life is shortened.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It is noted that, in the description of the present application, the meaning of "a plurality" means at least two unless otherwise specified.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (10)
1. A wind turbine, comprising: the fan blade (1), the hub (2), the fixing ring (3) and the shaft sleeve (4);
the fan blade (1) is connected with the hub (2), the fan blade (1) is connected with the fixing ring (3), the hub (2), the fan blade (1) and the fixing ring (3) are of a cylindrical structure after being connected, and the hub (2) and the fixing ring (3) are respectively used as two bottom surfaces of the cylindrical structure;
fan blade (1) is monoblock metal sheet stamping forming's overall structure, includes: a blade (11) and a blade connection part (12); the distance between the adjacent blades (11) is equal;
the shaft sleeve (4) is arranged in the center of the hub (2).
2. The wind rotor according to claim 1, characterized in that all the blades (11) are perpendicular to the blade attachment (12), i.e. each blade (11) is located on a radius of the circumference, directed towards the centre of the circle.
3. The wind rotor according to claim 1, characterized in that the blades (11) are helically distributed around the central axis of the cylindrical structure at the same angle.
4. The wind wheel according to claim 1, characterized in that the blade (1) and the hub (2) and the blade (1) and the fixing ring (3) are riveted.
5. The wind wheel according to claim 4, characterized in that the circumference of the hub (2) and the circumference of the fixing ring (3) both comprise flanges for riveting connection, and the flanges are turned towards the center of the circle.
6. The wind wheel according to claim 1, characterized in that the shaft sleeve (4) and the hub (2) are riveted.
7. The wind wheel according to claim 6, characterized in that the circumference of the shaft sleeve (4) comprises a flange for riveting connection, and the flange is turned away from the center of the circle.
8. The wind rotor according to claim 1, characterized in that the edges of the blades (11) are rounded.
9. The wind wheel according to claim 1, characterized in that the material of the blades (1), the hub (2), the fixing ring (3) and the shaft sleeve (4) is 304 stainless steel.
10. A toasting apparatus comprising a wind wheel according to any of claims 1-9.
Priority Applications (1)
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CN201920641085.XU CN209908840U (en) | 2019-05-06 | 2019-05-06 | Wind wheel and baking equipment |
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CN201920641085.XU CN209908840U (en) | 2019-05-06 | 2019-05-06 | Wind wheel and baking equipment |
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CN209908840U true CN209908840U (en) | 2020-01-07 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110090900A (en) * | 2019-05-06 | 2019-08-06 | 中山市权心电器有限公司 | The manufacturing method and wind wheel of wind wheel |
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2019
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110090900A (en) * | 2019-05-06 | 2019-08-06 | 中山市权心电器有限公司 | The manufacturing method and wind wheel of wind wheel |
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