CN214036214U

CN214036214U - Swinging mechanism for fan head and single-arm supporting swinging circulating fan

Info

Publication number: CN214036214U
Application number: CN202022640100.4U
Authority: CN
Inventors: 蔡正富
Original assignee: Airmate Electric Jiujiang Co ltd
Current assignee: Airmate Electric Jiujiang Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-24
Anticipated expiration: 2030-11-17

Abstract

The utility model relates to a yaw mechanism and single armed support yaw circulation fan for fan head, wherein yaw mechanism, including fixed axle, first gear, with first gear engaged with second gear and driver, the fixed cover of first gear is established on the fixed axle, the second gear is connected in the drive shaft of driver, the driver drive the second gear is followed the circumference of first gear is rotatory, fan head by the second gear drive with the fixed axle is rotatory for the axle center. The utility model discloses a yaw mechanism of yaw circulation fan is supported to single arm, design benefit, applicable circulation fan in single arm support, simple structure saves space, can easily realize 360 arbitrary angle yaw of fan head.

Description

Swinging mechanism for fan head and single-arm supporting swinging circulating fan

Technical Field

The utility model relates to a fan technical field, more specifically say, relate to a yaw mechanism and single armed support yaw circulation fan for fan head.

Background

The circulation fan stirs the indoor air through powerful direct current wind, forms the convection current in order to produce the new trend, lets the distance that the wind was blown farther, produces the effect similar to natural wind, promotes indoor air circulation. The traditional circulating fan is usually supported by two points, and if only one supporting point is arranged on the side surface, the swinging of the head of the fan is difficult to realize.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a first circulation fan of yaw mechanism and single armed support yaw for fan head has solved the problem that the circulation fan single armed among the prior art supported and leads to the yaw difficulty.

The utility model provides a technical scheme that technical problem adopted is: the utility model provides a yaw mechanism for fan head, including fixed axle, first gear, with first gear engaged with second gear and driver, the fixed cover of first gear is established on the fixed axle, the second gear is connected in the drive shaft of driver, the driver drive the second gear is followed the circumference of first gear is rotatory, fan head by the second gear drive with the fixed axle is rotatory as the axle center.

The utility model discloses an in the yaw mechanism, it is equipped with the bearing still to overlap on the fixed axle.

The utility model discloses an in the yaw mechanism, the bearing is fixed by bearing support, first gear butt is in on the bearing.

The utility model discloses an in the yaw mechanism, first gear is kept away from the one end of bearing is equipped with the nut, first gear by the nut pins.

The utility model discloses an in the yaw mechanism, the nut with be equipped with the gasket between the first gear.

The utility model discloses an in the yaw mechanism, the driver by the driver support is fixed, the fan head with the driver support is connected.

The utility model also provides a single armed supports yaw circulation fan, including wobbling fan head, still including being used for driving fan head pivoted foretell yaw mechanism.

The utility model discloses a single armed supports yaw circulation fan, the strong point of fan head is located the circumference side position of fan head, yaw mechanism locates the strong point department, the fixed axle is in strong point department is followed the radial extension of fan head.

The utility model discloses a single armed supports yaw circulation fan, single armed supports yaw circulation fan still includes the support column, the support column includes vertical pole setting, the extending direction of pole setting with the contained angle of the extending direction of fixed axle is for being more than or equal to 90 and < 180.

The utility model discloses a single armed supports yaw circulation fan, the pole setting is located under the fan head, the support column still include with the support arm that the pole setting is connected, the support arm is kept away from the one end of pole setting is passed through yaw mechanism and is connected the strong point of fan head, the fixed axle is fixed the support arm is kept away from the one end of pole setting, the support arm is followed the crooked arc pole of periphery circumference of fan head.

Implement the utility model discloses a yaw mechanism and single armed support yaw circulation fan for fan head has following beneficial effect: the utility model discloses a yaw mechanism of yaw circulation fan is supported to single arm, design benefit, applicable circulation fan in single arm support, simple structure saves space, can easily realize 360 arbitrary angle yaw of fan head.

Drawings

Fig. 1 is an external view schematic diagram of a single-arm support swinging head circulation fan of the present invention;

fig. 2 is an exploded schematic view of the single-arm supported swinging head circulating fan of the present invention;

fig. 3 is a schematic sectional view of the oscillating mechanism of the single-arm supported oscillating circulating fan of the present invention.

Detailed Description

The structure and action principle of the swinging head mechanism and the single-arm supported swinging head circulation fan for the fan head of the present invention will be further explained with reference to the accompanying drawings and embodiments:

as shown in fig. 1, a preferred embodiment of the present invention provides a single-arm supported swinging circulation fan, which includes a support pillar 1, a swinging fan head 2 and a swinging mechanism 3 for driving the fan head 2 to rotate. The fan head 2 comprises a front face cover, a rear face cover, a hub and fan blades, wherein the hub and the fan blades are arranged between the front face cover and the rear face cover, and the fan blades are arranged along the circumferential direction of the hub.

Here, the support points 21 of the fan head 2 are provided at circumferential side regions of the fan head 2, preferably at circumferential side regions other than the top side and the bottom side of the fan head 2. The head swing mechanism 3 is provided at the support point 21.

The support column 1 comprises a vertical rod 11 and a support arm 12. The upright 11 extends in a vertical direction, and the upright 11 is supported by a seat body 13. The fan head 2 rotates by taking an axis 22 as a center, the axis 22 extends along the radial direction of the fan head 2 at a supporting point 21, and the included angle between the axis 22 and the extending direction of the upright stanchion 11 is more than or equal to 90 degrees and less than 180 degrees. Preferably, the included angle between the shaft axis 22 and the extending direction of the upright 11 is more than or equal to 120 degrees and less than or equal to 160 degrees.

Preferably, the upright rod 11 is provided right below the fan head 2, the upright rod 11 extends in the radial direction of the fan head 2, and the support arm 12 is an arc-shaped rod that is curved in the circumferential direction of the outer periphery of the fan head 2. The supporting arm 12 and the upright 11 are preferably integrally formed, and may be welded or the like. The end of the supporting arm 12 remote from the upright 11 is connected to a supporting point 21 of the fan head 2 via a head swinging mechanism 3.

As shown in fig. 2-3, the head swing mechanism 3 includes a fixed shaft 31, a first gear 32, a second gear 33 engaged with the first gear 32, and a driver 34, and the driver 34 may be a motor or a motor, such as a stepping motor. The first gear 32 is fixedly sleeved on the fixed shaft 31, the second gear 33 is connected to a driving shaft of the driver 34, the driver 34 drives the second gear 33 to rotate along the circumferential direction of the first gear 32, and the fan head 2 is driven by the second gear 33 to rotate by taking the fixed shaft 31 as an axis. The axis 22 of rotation of the fan head 2 is the center line of the fixed shaft 31. That is, the angle between the extending direction of the upright 11 and the extending direction of the fixed shaft 31 is greater than or equal to 90 degrees and less than 180 degrees.

The support arm 12 is connected to a fixing bracket 35, the fixing bracket 35 has substantially the same shape as the support arm 12, the fixing shaft 31 is preferably fixed to the fixing bracket 35 by using a hollow shaft, and the fixing shaft 31 and the fixing bracket 35 are preferably fixed to each other by a connection method such as integral molding or welding. A stationary shaft 31 is located at the end of the support arm 12 remote from the upright 11, the stationary shaft 31 extending in the radial direction of the fan head 2 at the support point 21.

The fixed shaft 31 is fitted with a bearing holder 36 and a bearing 37, and the bearing 37 is mounted on the bearing holder 36. The first gear 32 is sleeved on the fixed shaft 31 and abuts against the bearing 37. The end of the first gear 32 remote from the bearing 37 is provided with a nut 38, and the first gear 32 is locked by the nut 38. The first gear 32, the bearing 37, etc. are locked by the nut 38. A washer 39 is provided between the nut 38 and the first gear 32. The driver 34 is fixed by the driver bracket 40, wherein the second gear 33, the driver 34 and the driver bracket 40 rotate together with the second gear 33 around the outer circumference side of the first gear 32, the fan head 2 is connected with the driver bracket 40, and further, with synchronous rotation, the fan head 2 can be swung at 360 degrees.

The utility model discloses a yaw mechanism of yaw circulation fan is supported to single arm, design benefit, applicable circulation fan in single arm support, simple structure saves space, can easily realize 360 arbitrary angle yaw of fan head.

It should be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings, but fall within the scope of the appended claims.

Claims

1. The utility model provides a yaw mechanism for fan head, its characterized in that, including fixed axle, first gear, with first gear engaged with second gear and driver, the fixed cover of first gear is established on the fixed axle, the second gear is connected in the drive shaft of driver, the driver drive the second gear is followed the circumference of first gear is rotatory, fan head by the second gear drive with the fixed axle is rotatory as the axle center.

2. The head oscillating mechanism according to claim 1, wherein the fixed shaft is further sleeved with a bearing.

3. The yaw mechanism of claim 2, wherein the bearing is fixed by a bearing bracket, and the first gear abuts against the bearing.

4. The yaw mechanism of claim 3, wherein a nut is disposed on an end of the first gear remote from the bearing, and the first gear is locked by the nut.

5. The yaw mechanism of claim 4, wherein a spacer is disposed between the nut and the first gear.

6. The yaw mechanism of claim 1, wherein the drive is secured by the drive bracket and the fan head is coupled to the drive bracket.

7. A single arm supported swinging head circulation fan comprising a swingable fan head, characterized by further comprising a swinging head mechanism according to any one of claims 1 to 6 for driving said fan head to rotate.

8. The single-arm supported swinging head circulation fan according to claim 7, wherein a supporting point of the fan head is provided at a circumferential side portion of the fan head, the swinging head mechanism is provided at the supporting point, and the fixed shaft extends in a radial direction of the fan head at the supporting point.

9. The single-arm supported swinging head circulation fan as claimed in claim 8, further comprising a support column, wherein the support column comprises a vertical upright, and an included angle between the extending direction of the upright and the extending direction of the fixed shaft is greater than or equal to 90 ° and less than 180 °.

10. The single-arm supported swinging head circulation fan according to claim 9, wherein the vertical rod is arranged right below the fan head, the support column further comprises a support arm connected with the vertical rod, one end of the support arm far away from the vertical rod is connected to a support point of the fan head through a swinging head mechanism, the fixed shaft is fixed to one end of the support arm far away from the vertical rod, and the support arm is an arc-shaped rod which is bent along the circumferential direction of the fan head.