CN215170899U

CN215170899U - Electric fan

Info

Publication number: CN215170899U
Application number: CN202120539088.XU
Authority: CN
Inventors: 刘伟军; 周洋
Original assignee: Dreame Technology Shanghai Co Ltd
Current assignee: Dreame Technology Shanghai Co Ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-12-14
Anticipated expiration: 2031-03-15

Abstract

An electric fan comprises a supporting rod, wherein a plug is arranged at one end of the supporting rod, a side wall is arranged on the plug, and reinforcing ribs are arranged on the side wall. The utility model discloses the electric fan has increased the intensity of the main atress department of plug root through set up the strengthening rib on the plug of bracing piece, has improved the structural strength of plug, the setting up of strengthening rib has increased the area of contact of plug and socket simultaneously, makes connection structure stabilize more and is difficult for rocking.

Description

Electric fan

Technical Field

The utility model relates to an electric fan field especially relates to an electric fan with plug.

Background

Floor fan among the prior art includes fan head, bracing piece and base, and fan head and base are connected to the bracing piece, because the bracing piece of floor fan is longer, and the weight of fan head makes floor fan rotatory or produce when rocking, and the bayonet joint department of bracing piece need bear great power, causes the easy cracked problem of bayonet joint department, influences product quality for the user uses and experiences poorly.

Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a better electric fan of structural strength.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an electric fan comprises a supporting rod, wherein a plug is arranged at one end of the supporting rod, a side wall is arranged on the plug, and reinforcing ribs are arranged on the side wall.

As a further improved technical scheme of the utility model, the plug be equipped with the grafting tip, with the relative root of grafting tip and wind the root outwards stands out the plug root face that extends and form, the strengthening rib with the plug root face links to each other.

As a further improved technical scheme of the utility model, the strengthening rib with plug root face junction has the chamfer.

As a further improved technical solution of the present invention, the reinforcing rib is extended along the axis direction of the supporting rod.

As a further improved technical scheme of the utility model, the strengthening rib is two at least, and for mutual parallel arrangement's straight bar structure.

As a further improved technical solution of the present invention, the plug further comprises a reinforcing rib between the reinforcing ribs, two adjacent reinforcing ribs are connected through at least one reinforcing rib, the reinforcing rib is perpendicular to the side wall of the plug.

As a further improved technical solution of the present invention, the reinforcing rib is located the reinforcing rib is kept away from the end portion of the plug root surface, the reinforcing rib and the reinforcing rib form a U-shaped structure.

As a further improved technical scheme of the utility model, still include with plug matched with socket, the socket is equipped with the card and holds the recess of strengthening rib.

As a further improved technical solution of the present invention, the socket includes a first annular wall and a second annular wall, and a plurality of reinforcing walls located between the first annular wall and the second annular wall.

As a further improved technical scheme of the utility model, the one end of bracing piece does the plug, the other end does the socket.

Compared with the prior art, the utility model discloses following beneficial effect has: the side wall of the supporting rod plug of the electric fan provided by the utility model is provided with the reinforcing ribs, so that the strength of the main stress part at the root part of the plug is increased, and the structural strength of the plug is greatly improved; simultaneously, the contact area of the plug and the socket matched with the plug is increased due to the arrangement of the reinforcing ribs, so that the connecting structure is more stable and is not easy to shake.

Drawings

Fig. 1 is a schematic perspective view of an electric fan according to an embodiment of the present invention.

Fig. 2 is a perspective view of fig. 1 from another angle.

Fig. 3 is a partially exploded perspective view of fig. 1.

Fig. 4 is a partially exploded perspective view of fig. 3 at another angle.

Fig. 5 is a partially exploded view of a dashed frame portion C in fig. 4.

Fig. 6 is a partially enlarged view of circled portion a in fig. 3.

Fig. 7 is a partially enlarged view of circled portion B in fig. 4.

Fig. 8 is a perspective view of the plug of fig. 5.

Fig. 9 is a partial exploded perspective view of the base of fig. 3 in one embodiment.

Fig. 10 is a top view of the lower cover.

Fig. 11 is a partially enlarged view of circled portion D in fig. 10.

Fig. 12 is a partially exploded perspective view of the lower cover.

Reference numerals:

electric fan-100; a fan head-1; a grill assembly-11; a rotating blade-12; a base-2; a support rod-3; a first stick body-301; a second rod-302; a combination part-30; a plug-31; a first sidewall-311; a first reinforcing rib-3111; a first slot-3112; a first reinforcing rib-3113; a second sidewall-312; a second stiffener-3121; a second slot-3122; a second reinforcing rib-3123; a third sidewall-313; a fourth sidewall-314; plug end-315; root portion-316; plug root face-3161; chamfer-3162; a socket-222; a chucking space-2220; a first groove-2221; a second groove-2222; a first projection-2223; a second projection-2224; a first annular wall-2225; a second annular wall-2226; a first reinforcing wall-2227.

Detailed Description

Exemplary embodiments of the present invention will be described in detail below with reference to the accompanying drawings. If several embodiments exist, the features of these embodiments may be combined with each other without conflict. When the description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The description set forth below in the exemplary detailed description does not represent all embodiments consistent with the present invention; rather, they are merely examples of apparatus, products, and/or methods consistent with certain aspects of the invention, as recited in the claims of the invention.

The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the invention. As used in the specification and claims of this application, the singular form of "a", "an", or "the" is intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the terms "first," "second," and the like as used in the description and in the claims of the present invention do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "back," "up," "down," and the like in the description of the invention are used for convenience of description and are not limited to a particular position or spatial orientation. The word "comprise" or "comprises", and the like, is an open-ended expression meaning that an element that precedes "includes" or "comprising" includes "that the element that follows" includes "or" comprises "and its equivalents, that do not preclude the element that precedes" includes "or" comprising "from also including other elements. If the utility model discloses in appear "a plurality of", its meaning indicates two and more than two.

Referring to fig. 1 to 12, an embodiment of the present invention discloses an electric fan 100, which includes a fan head 1, a base 2, and a support rod 3 connecting the fan head 1 and the base 2, wherein one end of the support rod 3 is connected to the fan head 1, and the other end of the support rod 3 is provided with a plug 31, and is connected to the base 2 through the plug 31. The fan head 1 comprises a grill assembly 11 and a drive motor and rotating blades 12 located within the grill assembly 11. The driving motor is used for driving the rotating blades 12 to rotate. A rotating structure capable of driving the fan head part 1 to swing is arranged in the base 2. The supporting rod 3 comprises an assembling part 30, and the assembling part 30 is used for detachably connecting the body of the supporting rod 3 and the fan head part 1 so as to realize the pitching of the fan head part 1.

Referring to fig. 4 to 8, the plug 31 has a side wall, and the side wall has a reinforcing rib, so that the structural strength of the plug 31 is improved by the reinforcing rib. Specifically, the side walls include a first side wall 311, a second side wall 312 opposite to the first side wall 311, a third side wall 313 connecting the first side wall 311 and the second side wall 312, a fourth side wall 314, a plurality of first reinforcing ribs 3111 protruding outward from the first side wall 311, and a plurality of second reinforcing ribs 3121 protruding outward from the second side wall 312. With such arrangement, the strength of the main stress part of the root 316 of the plug 31 is increased, so that the structural strength of the plug 31 is greatly improved; meanwhile, the first reinforcing rib 3111 and the second reinforcing rib 3121 are provided to increase the contact area between the plug 31 and the socket 222, so that the connection structure is more stable and less prone to shake.

Further, as shown in fig. 8, the plug 31 is provided with a plug end 315, a root portion 316 opposite to the plug end 315, and a plug root surface 3161 formed by extending and protruding outward around the root portion 316, the reinforcing rib is connected to the plug root surface 3161, that is, the reinforcing rib extends from the plug root surface 3161 to the plug end 315, and the reinforcing rib is connected to the plug root surface 3161, so that the structural strength of the plug 31 is further enhanced. Preferably, the joint of the rib and the plug root surface 3161 has a chamfer structure, and the chamfer 3162 is set, so that the plug 31 has better structural strength.

Preferably, as shown in fig. 6 to 8, the first reinforcing rib 3111 and the second reinforcing rib 3121 each extend in the axial direction, the number of the first reinforcing ribs 3111 is at least 2, and the first reinforcing ribs 3111 are in a straight-bar structure arranged in parallel with each other at a distance, and the number of the second reinforcing ribs 3121 is at least 2, and the second reinforcing ribs are in a straight-bar structure arranged in parallel with each other at a distance. Each of the first reinforcing rib 3111 and the second reinforcing rib 3121 is connected to the socket root face 3161, and a chamfer 3162 is formed at a junction of the first reinforcing rib 3111 and the second reinforcing rib 3121 with the socket root face 3161. With such an arrangement, the structural strength of the root portion 316 of the plug 31 can be enhanced, and the insertion and extraction strength of the plug 31 can be improved.

Referring to fig. 6 to 8, the plug 31 is further provided with a reinforcing rib. Specifically, the reinforcing ribs include a first reinforcing rib 3113 connecting adjacent two of the first reinforcing ribs 3111 and a second reinforcing rib 3123 connecting adjacent two of the second reinforcing ribs 3121, the first reinforcing rib 3113 is perpendicular to the first side wall 311, and the second reinforcing rib 3123 is perpendicular to the second side wall 312. In other embodiments, the first reinforcing rib 3113 and the second reinforcing rib 3123 may be plural as long as the perpendicular connection to the sidewall is maintained. The provision of the reinforcing ribs increases the strength of the reinforcing ribs and thus improves the structural strength of the plug 31.

Preferably, the first reinforcing rib 3113 is provided at an end of the first reinforcing rib 3111 away from the root portion 316, and the first reinforcing rib 3113 and the two connected first reinforcing ribs 3111 form a first U-shaped structure; the second reinforcing rib 3123 is provided at an end of the first reinforcing rib 3121 away from the root portion 316, and the second reinforcing rib 3123 and the two second reinforcing ribs 3121 form a second U-shaped structure. With the arrangement, the contact area between the plug 31 and the base 2 matched with the plug 31 is increased, and meanwhile, the structural strength of the plug 31 is greatly improved. Therefore, the plug 31 is more stably connected with the socket 222 and is not easy to shake.

Referring to fig. 5 and 6, the plug 31 has a first slot 3112 between two adjacent first U-shaped structures and a second slot 3122 between two adjacent second U-shaped structures. The first slot 3112 and the second slot 3122 are used for mating the plug 31 with the socket 222.

Referring to fig. 9 to 12, a socket 222 is provided for mating with the plug 31, and a groove is provided in the socket 222 for mating with the rib. Specifically, the socket 222 is provided with a holding space 2220 for accommodating the plug 31, and the first reinforcing rib 3111 and the second reinforcing rib 3121 are both in contact with the socket 222. Referring to fig. 9 to 11, the socket 222 is provided with a first groove 2221 for holding the first reinforcing rib 3111 and a second groove 2222 for holding the second reinforcing rib 3121. The socket 222 further includes a first projection 2223 located between two adjacent first grooves 2221, and the first projection 2223 is retained in the first slot 3112. The socket 222 further includes a second projection 2224 located between two adjacent second grooves 2222, and the second projection 2224 is retained in the second slot 3122.

Further, as shown in fig. 11 and 12, the socket 222 includes a first annular wall 2225 extending in the circumferential direction, a second annular wall 2226 extending in the circumferential direction and located at the periphery of the first annular wall 2225, and a plurality of first reinforcing walls 2227 extending in the radial direction and connecting the first annular wall 2225 and the second annular wall 2226. The first reinforcing wall 2227 can improve the structural strength of the socket 222, and improve the structural reliability of the electric fan 100.

In the present invention, the main body of the support rod 3 comprises a first rod 301 and a second rod 302 detachably connected to each other. The top end of the first rod 301 is used to connect with the fan head 1, and the bottom end of the first rod 301 is provided with a plug 31. The bottom end of the second rod 302 is configured as a head for connecting with the socket 222 on the base 2, and the top end of the second rod 302 is configured as the socket 222 for matching with the plug 31 at the bottom end of the first rod 301.

To sum up, the electric fan 100 provided by the present invention has the plug 31 disposed on the support rod 3, and the side wall of the plug is provided with the reinforcing rib, so as to increase the strength of the main stress portion of the root 316 of the plug 31, and greatly improve the structural strength of the plug 31; meanwhile, the arrangement of the reinforcing ribs increases the contact area between the plug 31 and the socket 2 matched with the plug 31, so that the connecting structure is more stable and is not easy to shake.

The above embodiments are only used for illustrating the present invention and not for limiting the technical solutions described in the present invention, and the understanding of the present invention should be based on the technical personnel in the technical field, although the present specification has been described in detail with reference to the above embodiments, however, the skilled in the art should understand that the technical personnel in the technical field can still modify the present invention or substitute the same, and all technical solutions and modifications thereof that do not depart from the spirit and scope of the present invention should be covered within the scope of the claims of the present invention.

Claims

1. An electric fan, includes the bracing piece, its characterized in that: one end of the supporting rod is provided with a plug, the plug is provided with a side wall, and the side wall is provided with a reinforcing rib.

2. The electric fan as claimed in claim 1, wherein: the plug is provided with a plugging end part, a root part opposite to the plugging end part and a plug root surface formed by extending the root part outwards in a protruding mode, and the reinforcing ribs are connected with the plug root surface.

3. The electric fan as claimed in claim 2, wherein: and the joint of the reinforcing rib and the root surface of the plug is provided with a chamfer.

4. The electric fan as claimed in claim 2, wherein: the reinforcing ribs extend along the axial direction of the support rod.

5. The electric fan as claimed in claim 4, wherein: the reinforcing ribs are at least two and are straight strip-shaped structures which are arranged in parallel.

6. The electric fan as claimed in claim 5, wherein: the reinforcing rib is arranged between the reinforcing ribs, two adjacent reinforcing ribs are connected through at least one reinforcing rib, and the reinforcing ribs are perpendicular to the side wall of the plug.

7. The electric fan as claimed in claim 6, wherein: the reinforcing rib is positioned at the end part of the reinforcing rib far away from the root surface of the plug, and the reinforcing rib form a U-shaped structure.

8. The electric fan as claimed in claim 1, wherein: the socket is provided with a groove for clamping the reinforcing rib.

9. The electric fan as claimed in claim 8, wherein: the socket includes first and second annular walls, and a plurality of strengthening walls located between the first and second annular walls.

10. The electric fan as claimed in claim 8, wherein: one end of the supporting rod is the plug, and the other end of the supporting rod is the socket.