CN216199135U

CN216199135U - Vibration-proof fan structure

Info

Publication number: CN216199135U
Application number: CN202122619945.XU
Authority: CN
Inventors: 肖波; 谢宏华; 徐鹏; 刘赖明
Original assignee: Shenzhen Gaoyu Electronic Technology Co ltd
Current assignee: Shenzhen Gaoyu Electronic Technology Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-05
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a vibration-proof fan structure, which comprises a base, a driving motor and a fan blade piece, wherein the base is provided with a mounting groove, and the driving motor is arranged in the mounting groove; the driving motor comprises a shaft core, the shaft core comprises a first end and a second end, the first end of the shaft core is connected with the fan blade, the second end of the shaft core is abutted to the bottom of the mounting groove, and a vibration-proof piece is arranged between the second end of the shaft core and the mounting groove. According to the utility model, the anti-vibration piece is arranged between the second end of the shaft core and the mounting groove, so that when the fan is started, the shaft core and the mounting groove can be prevented from generating clearance collision, meanwhile, the noise can be reduced, the service life of the fan is greatly prolonged, and more experience is brought to a user.

Description

Vibration-proof fan structure

Technical Field

The utility model relates to the technical field of fans, in particular to a vibration-proof fan structure.

Background

The fan is an indispensable article in people's daily life, and its use is very extensive. Along with the development of science and technology, people also are higher and higher to the quality requirement of life, and current fan is after the rotor operation, because centrifugal force and the equilibrium problem of rotor can lead to axle core tip and contact to produce the clearance collision, and too much collision wear can lead to the life of fan to reduce, can produce great noise moreover, has brought very big puzzlement for the user.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a vibration-proof fan structure that can solve the problems of the conventional fan that the end of the shaft core collides with the contact member with a gap, which results in a reduction in the service life of the fan and a large noise.

In order to achieve the purpose, the technical scheme provided by the utility model is as follows: a vibration-proof fan structure comprises a base, a driving motor and a fan blade, wherein the base is provided with a mounting groove, and the driving motor is arranged in the mounting groove; the driving motor comprises a shaft core, the shaft core comprises a first end and a second end, the first end of the shaft core is connected with the fan blade, the second end of the shaft core is abutted to the bottom of the mounting groove, and a vibration-proof piece is arranged between the second end of the shaft core and the mounting groove.

In the vibration-proof fan structure of the utility model, the shaft core is sleeved with the fixing sheet near the first end.

In the vibration-proof fan structure of the present invention, the first end of the shaft core is provided with a connecting portion for connecting the fan blade members.

In the vibration-proof fan structure of the utility model, the fan blade piece comprises a mounting part and blades, the blades are arranged around the mounting part at equal intervals, and a connecting port matched with the connecting part is arranged in the mounting part.

In the vibration-proof fan structure, the utility model further comprises a bearing, and the bearing is sleeved on the mounting groove.

In the vibration-proof fan structure of the present invention, the bearing includes a first bearing and a second bearing; the first bearing comprises a bottom plate and a clamping seat, the clamping seat is arranged on the bottom plate, and the bottom plate is fixed on the base; the second bearing comprises a bayonet, and the second bearing is sleeved on the clamping seat of the first bearing through the bayonet.

In the vibration-proof fan structure of the utility model, the base is provided with a plurality of mounting holes.

In the vibration-proof fan structure of the utility model, the vibration-proof piece is a silica gel pad.

Through the technical scheme, the utility model has the beneficial effects that: according to the utility model, the anti-vibration piece is arranged between the second end of the shaft core and the mounting groove, so that when the fan is started, the shaft core and the mounting groove can be prevented from generating clearance collision, meanwhile, the noise can be reduced, the service life of the fan is greatly prolonged, and more experience is brought to a user.

Drawings

FIG. 1 is a schematic illustration of an explosive structure according to an embodiment of the utility model;

FIG. 2 is a schematic view of a base structure according to an embodiment of the present invention;

FIG. 3 is a schematic view of a driving motor according to an embodiment of the present invention;

FIG. 4 is a schematic view of a bearing structure of an embodiment of the present invention;

FIG. 5 is a schematic view of a bottom structure of a bearing according to an embodiment of the present invention;

FIG. 6 is a schematic illustration of an exploded structure of a bearing according to an embodiment of the present invention;

FIG. 7 is a schematic view of a fan blade according to an embodiment of the present invention;

fig. 8 is a schematic perspective view of an embodiment of the present invention.

100. A base; 110. mounting grooves; 120. mounting holes; 200. a drive motor; 210. a shaft core; 211. a first end; 2111. a connecting portion; 212. a second end; 300. a fan blade member; 310. an installation part; 311. a connecting port; 320. a blade; 400. a vibration-proof member; 500. a fixing sheet; 600. a bearing; 610. a first bearing; 611. a negative film; 612. a card holder; 620. a second bearing; 621. and (4) a bayonet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, a vibration-proof fan structure according to the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 to 8, a vibration-proof fan structure includes a base 100, a driving motor 200 and fan blades 300, wherein the base 100 is provided with a mounting groove 110, and the driving motor 200 is disposed in the mounting groove 110; the driving motor 200 comprises a shaft core 210, the shaft core 210 comprises a first end 211 and a second end 212, the first end 211 of the shaft core 210 is connected with the fan blade 300, the second end 212 of the shaft core 210 abuts against the bottom of the mounting groove 110, and a vibration-proof part 400 is arranged between the second end 212 of the shaft core 210 and the mounting groove 110.

It can be known that when the fan is started, the shaft core 210 of the driving motor 200 drives the fan blades to rotate, thereby generating wind. When the driving motor 200 works, a gap collision is generated between the second end 212 of the shaft core 210 and the bottom of the mounting groove 110, so that abrasion is easily caused, the service life is shortened, and meanwhile, the generated noise is large, thereby bringing troubles to users. Set up antivibration piece 400 between second end 212 of axle core 210 and mounting groove 110, when driving motor 200 during operation, can prevent to produce the clearance collision between axle core 210 and the mounting groove 110, can also the noise reduction simultaneously, improved the life of fan greatly, brought more experience sense for the user.

Referring to fig. 3, in the embodiment, a fixing plate 500 is sleeved on the position of the shaft core 210 close to the first end 211, so as to prevent the blade 300 from loosening caused by the displacement of the shaft core 210, specifically, an opening is formed in the fixing plate 500, the opening is sleeved on the first end 211 of the shaft core 210, the aperture of the opening is slightly larger than the diameter of the shaft core 210, a plurality of strip-shaped gaps are further formed around the opening, and the strip-shaped gaps are respectively communicated with the opening, so as to increase the elasticity of the fixing plate 500.

Referring to fig. 3, in the present embodiment, the first end 211 of the shaft core 210 is provided with a connection portion 2111 for connecting the fan blade 300. Preferably, the connection portion 2111 may be a locking block to facilitate the mounting and dismounting of the blade member, or may be an external thread.

Referring to fig. 7, in the present embodiment, the fan blade 300 includes a mounting portion 310 and a blade 320, the blade 320 is disposed around the mounting portion 310 at an equal distance, and a connection port 311 adapted to the connection portion 2111 is disposed in the mounting portion 310. Specifically, the mounting portion 310 is a circular groove, and a locking groove or an internal thread is provided in the connection port 311.

Referring to fig. 1, in the present embodiment, the present invention further includes a bearing 600, and the bearing sleeve 600 is disposed on the mounting groove 110, so that the mounting of the driving motor 200 is more stable, and the mounting groove 110 is prevented from being broken due to the vibration of the driving motor 200 for a long time.

Referring to fig. 4-6, in the present embodiment, the bearing 600 includes a first bearing 610 and a second bearing 620; the first bearing 610 comprises a bottom plate 611 and a clamping seat 612, the clamping seat 612 is arranged on the bottom plate 611, and the bottom plate 611 is fixed on the base 100; the second bearing 620 comprises a bayonet 621, and the second bearing 620 is sleeved on the clamping seat 612 of the first bearing 610 through the bayonet 621. The double bearings can make the operation of the fan more stable.

Referring to fig. 2, in the present embodiment, the base 100 is provided with a plurality of mounting holes 120, which facilitate the fan structure to be mounted on the housing.

In this embodiment, the vibration-proof member 400 is a silica gel pad, and the silica gel has large internal friction, soft texture and good vibration-damping performance.

The utility model is not described in detail, but is well known to those skilled in the art.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A vibration-proof fan structure is characterized by comprising a base (100), a driving motor (200) and fan blade pieces (300), wherein the base (100) is provided with a mounting groove (110), and the driving motor (200) is arranged in the mounting groove (110); driving motor (200) are including axle core (210), axle core (210) are including first end (211) and second end (212), first end (211) of axle core (210) with flabellum spare (300) are connected, second end (212) butt of axle core (210) is in mounting groove (110) bottom, second end (212) of axle core (210) with be equipped with antivibration piece (400) between mounting groove (110).

2. A vibration-proof fan structure according to claim 1, wherein a fixing piece (500) is fitted around said shaft core (210) near said first end (211).

3. A vibration-proof fan structure according to claim 1, wherein said first end (211) of said shaft core (210) is provided with a connecting portion (2111) for connecting said fan blade member (300).

4. A vibration-proof fan structure according to claim 3, wherein said fan blade member (300) includes a mounting portion (310) and blades (320), said blades (320) being disposed around said mounting portion (310) at equal intervals, and a connection port (311) adapted to said connection portion (2111) being provided in said mounting portion (310).

5. The vibration-proof fan structure according to claim 1, further comprising a bearing (600), wherein the bearing (600) is fitted over the mounting groove (110).

6. A vibration-proof fan structure according to claim 5, wherein said bearing (600) comprises a first bearing (610) and a second bearing (620);

the first bearing (610) comprises a bottom plate (611) and a clamping seat (612), the clamping seat (612) is arranged on the bottom plate (611), and the bottom plate (611) is fixed on the base (100); the second bearing (620) comprises a bayonet (621), and the second bearing (620) is sleeved on the clamping seat (612) of the first bearing (610) through the bayonet (621).

7. A vibration-proof fan structure according to claim 1, wherein said base (100) is provided with a plurality of mounting holes (120).

8. A vibration-proof fan structure according to claim 1, wherein said vibration-proof member (400) is a silicone pad.