CN213684642U - Oscillating structure and electric fan - Google Patents
Oscillating structure and electric fan Download PDFInfo
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- CN213684642U CN213684642U CN202022481958.0U CN202022481958U CN213684642U CN 213684642 U CN213684642 U CN 213684642U CN 202022481958 U CN202022481958 U CN 202022481958U CN 213684642 U CN213684642 U CN 213684642U
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Abstract
The utility model discloses an oscillating structure and an electric fan, wherein the oscillating structure comprises a lower support and an upper support, the upper end of the lower support is provided with a containing cavity, and the inner wall of the containing cavity is provided with an inner gear ring; the upper support is rotatably connected to the lower support; the upper support is connected with a power part, the power part is connected with a pinion, at least part of the pinion is located in the containing cavity, and the pinion is meshed with the inner gear ring. When the driving fan head shakes, the power component drives the pinion to rotate, and because the pinion is meshed with the inner gear ring, the lower support is fixed, and the upper support rotates to drive the fan head to rotate left and right to shake the head. The structure that the pinion and the inner gear ring are matched is adopted, the pinion is accommodated in the accommodating cavity in the inner gear ring, and the head shaking structure is small in size, simple in structure, reliable and durable.
Description
Technical Field
The utility model relates to an electric fan technical field, in particular to structure and electric fan of shaking head.
Background
The electric fan is widely applied to civil and public buildings such as houses, offices, hotels, markets, hospitals, schools and the like. In hot weather, the electric fan brings cool wind to people, lowers the temperature and relieves summer heat.
In order to meet the requirement of blowing at a larger angle, part of electric fans have an oscillating function, but the existing oscillating structure of the electric fan generally has the defects of complex structure and large volume and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a structure of shaking head, it is small, stable in structure, reliable.
The utility model discloses provide simultaneously and use the electric fan of above-mentioned structure of shaking the head.
The oscillating structure comprises a lower support and an upper support, wherein the upper end of the lower support is provided with an accommodating cavity, and the inner wall of the accommodating cavity is provided with an inner gear ring; the upper support is rotatably connected to the lower support; the upper support is connected with a power part, the power part is connected with a pinion, at least part of the pinion is located in the containing cavity, and the pinion is meshed with the inner gear ring.
According to the utility model discloses electric fan has following beneficial effect at least: when the driving fan head shakes, the power component drives the pinion to rotate, and because the pinion is meshed with the inner gear ring, the lower support is fixed, and the upper support rotates to drive the fan head to rotate left and right to shake the head. The structure that the pinion and the inner gear ring are matched is adopted, the pinion is accommodated in the accommodating cavity in the inner gear ring, and the head shaking structure is small in size, simple in structure, reliable and durable.
According to some embodiments of the first aspect of the present invention, the upper portion of the lower support has an arc-shaped bracket, and the ring gear is disposed on an inner side wall of the bracket.
According to the utility model discloses some embodiments of the first aspect, two stoppers have been arranged to the lateral wall of support, the upper bracket is provided with and centers on the outer arc board of support, the lower extreme of outer arc board is provided with and is located two locating piece between the stopper.
According to some embodiments of the first aspect of the present invention, the outer arc plate abuts against the stopper.
According to some embodiments of the first aspect of the present invention, the upper support is connected to an outer shell, which is rotatably connected to the lower support.
According to some embodiments of the first aspect of the present invention, the outer periphery of the lower support is connected with a bearing, and the outer shell is connected with the bearing.
According to the utility model discloses some embodiments of the first aspect, the outer wall of upper bracket is provided with the shifting block, the shell body is provided with the cooperation the draw-in groove of shifting block.
According to the utility model discloses some embodiments of first aspect, the upper bracket is provided with the installation cavity that the opening faces down, power component is located the installation cavity, the upper bracket is provided with and is located the erection column of installation cavity both sides, power component passes through bolted connection the erection column.
According to the utility model discloses some embodiments of the first aspect, the upper end of upper bracket is provided with four stands, the up end of stand is provided with the screw hole, adjacent two be provided with the connecting plate between the stand, the connecting plate is provided with the wire casing.
According to the utility model discloses electric fan of second aspect embodiment, including base, fan head and as the first aspect embodiment shake the head structure, base fixed connection the undersetting, the fan head connect in the upper bracket.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 and 2 are schematic structural views of a shaking head structure according to some embodiments of the present invention;
fig. 3 and 4 are exploded schematic views of the oscillating structure according to some embodiments of the present invention;
FIG. 5 is a cross-sectional view of an electric fan in accordance with some embodiments of the second aspect of the present invention;
fig. 6 is a partially enlarged view of fig. 5.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 4, an oscillating structure according to an embodiment of the present invention includes a lower support 110 and an upper support 120, wherein an accommodating cavity 111 is provided at an upper end of the lower support 110, and an inner ring gear 112 is provided on an inner wall of the accommodating cavity 111; the upper support 120 is rotatably connected to the lower support 110; the upper support 120 is connected with a power component 130, the power component 130 is connected with a pinion 131, the pinion 131 is at least partially positioned in the accommodating cavity 111, and the pinion 131 is meshed with the inner gear ring 112.
When the fan head 220 is driven to shake the head, the power component 130 drives the pinion 131 to rotate, and since the pinion 131 is meshed with the inner gear ring 112 and the lower support 110 is fixed, the upper support 120 rotates to drive the fan head 220 to rotate left and right to shake the head. The structure that the pinion 131 is matched with the inner gear ring 112 is adopted, the pinion 131 is accommodated in the accommodating cavity 111 in the inner gear ring 112, and the head shaking structure is small in size, simple in structure, reliable and durable.
Referring to fig. 3, according to some embodiments of the first aspect of the present invention, the upper portion of the lower support 110 has an arc-shaped bracket 113, the ring gear 112 is disposed on an inner sidewall of the bracket 113, and the arc-shaped bracket 113 has a notch for facilitating the installation of the pinion and the addition of grease.
Referring to fig. 3 and 4, according to some embodiments of the first aspect of the present invention, two stoppers 114 are disposed on the outer sidewall of the bracket 113, the upper bracket 120 is provided with an outer arc plate 121 surrounding the bracket 113, and the lower end of the outer arc plate 121 is provided with a positioning block 122 located between the two stoppers 114. The two limit blocks 114 are used for limiting the moving range of the locating block 122, so that the rotating angle of the upper support 120 is limited, the rotating angle requirement of the electric fan is met, and excessive rotation is prevented.
Referring to fig. 2, according to some embodiments of the first aspect of the present invention, the outer arc plate 121 abuts on the stopper 114, and the stopper 114 is utilized to support the outer arc plate 121 and the upper support 120, so that the rotation of the upper support 120 is more stable.
Referring to fig. 3, 4 and 6, according to some embodiments of the first aspect of the present invention, the upper support 120 is connected to the outer shell 140, the outer shell 140 is rotatably connected to the lower support 110, the outer shell 140 is used to wrap the lower support 110 and the upper support 120, prevent foreign objects from entering the accommodating cavity 111 and affecting the swing head, and improve the appearance beauty.
Referring to fig. 3, 4 and 6, according to some embodiments of the first aspect of the present invention, the bearing 141 is connected to the outer periphery of the lower support 110, the bearing 141 is connected to the outer housing 140, and the bearing 141 is used to realize connection and rotation, thereby ensuring that the outer housing 140 can stably rotate.
Referring to fig. 3, 4 and 6, according to some embodiments of the first aspect of the present invention, the outer wall of the upper support 120 is provided with the shifting block 123, and the outer housing 140 is provided with a clamping groove for matching with the shifting block 123, it can be understood that the outer housing 140 is provided with a set of clamping blocks, a clamping groove is formed between the set of clamping blocks, that is, the shifting block 123 is clamped by the set of clamping blocks, and when the upper support 120 rotates, the shifting block 123 drives the outer housing 140 to rotate integrally. Certainly, the shifting block 123 can be provided in plurality, so that the transmission stress is better and more reliable.
Referring to fig. 4 and 6, according to some embodiments of the first aspect of the present invention, the upper support 120 is provided with an installation cavity 125 with a downward opening, the power component 130 is located in the installation cavity 125, the power component 130 is wrapped by the upper support 120, the power component 130 can be better protected, the collision can be prevented from bringing damage, the upper support 120 is provided with installation posts located on two sides of the installation cavity 125, and the power component 130 is convenient to disassemble and assemble through the bolt connection installation posts.
Referring to fig. 1 and 6, according to some embodiments of the first aspect of the present invention, the upper end of the upper support 120 is provided with four columns 126, the upper end face of each column 126 is provided with a threaded hole, the fan head 220 is mounted in the threaded hole of each column 126 through a bolt, the structure is simple and reliable, a connecting plate is provided between two adjacent columns 126, and the connecting plate is provided with a wire passing groove for passing through an electric wire of the power component 130.
Referring to fig. 5 and 6, according to the electric fan of the second aspect embodiment of the present invention, including the base 210, the fan head 220 and the oscillating structure, the base 210 has a telescopic vertical rod 211, the telescopic vertical rod 211 is fixedly connected to the lower support 110 of the oscillating structure, and the fan head is connected to the upper support 120 of the oscillating structure. The power unit 130 of the shaking head structure drives the pinion 131 to rotate, and since the pinion 131 is meshed with the inner gear ring 112 and the lower support 110 is fixed, the upper support 120 rotates to drive the fan head 220 to rotate left and right to shake the head. The structure that the pinion 131 is matched with the inner gear ring 112 is adopted, the pinion 131 is accommodated in the accommodating cavity 111 in the inner gear ring 112, and the head shaking structure is small in size, simple in structure, reliable and durable.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art.
Claims (10)
1. A structure of shaking head, characterized by comprising:
the upper end of the lower support is provided with an accommodating cavity, and the inner wall of the accommodating cavity is provided with an inner gear ring;
the upper support is rotatably connected to the lower support;
and the power part is connected with a pinion, the pinion is at least partially positioned in the accommodating cavity, and the pinion is meshed with the inner gear ring.
2. A moving head structure according to claim 1 wherein said lower support has an upper curved support and said inner gear ring is provided on an inner side wall of said support.
3. A moving head structure according to claim 2 wherein two stop blocks are arranged on the outer side wall of said support, said upper support is provided with an outer arc plate surrounding said support, and the lower end of said outer arc plate is provided with a positioning block located between said two stop blocks.
4. A moving head structure according to claim 3 wherein said outer arc plate abuts said stop block.
5. A moving head structure according to claim 1, characterized in that said upper support is connected to an outer shell, said outer shell being rotatably connected to said lower support.
6. A moving head structure according to claim 5, characterized in that said lower support is provided with bearings attached to its periphery, and said outer shell is attached to said bearings.
7. A moving head structure according to claim 5 wherein said upper support has a shifting block on its outer wall and said outer shell has a slot for engaging said shifting block.
8. An oscillating structure according to claim 1, characterized in that said upper support is provided with a mounting cavity with a downward opening, said power unit is located in said mounting cavity, said upper support is provided with mounting posts located on both sides of said mounting cavity, said power unit is connected to said mounting posts by bolts.
9. A moving head structure according to claim 1 wherein said upper support is provided with four uprights at the upper end thereof, said uprights being provided with threaded holes at the upper end faces thereof, two adjacent uprights being provided with a connecting plate therebetween, said connecting plate being provided with a wire passing groove.
10. Electric fan, characterized in that it comprises a base, a fan head and an oscillating structure according to any one of claims 1 to 9, said base being fixedly connected to said lower support and said fan head being connected to said upper support.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022481958.0U CN213684642U (en) | 2020-10-30 | 2020-10-30 | Oscillating structure and electric fan |
Applications Claiming Priority (1)
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CN202022481958.0U CN213684642U (en) | 2020-10-30 | 2020-10-30 | Oscillating structure and electric fan |
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CN213684642U true CN213684642U (en) | 2021-07-13 |
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CN202022481958.0U Active CN213684642U (en) | 2020-10-30 | 2020-10-30 | Oscillating structure and electric fan |
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2020
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