CN219101662U

CN219101662U - Wind direction regulating mechanism of floor fan

Info

Publication number: CN219101662U
Application number: CN202320166950.6U
Authority: CN
Inventors: 许志华
Original assignee: Foshan Fengzhiqing Electric Appliance Co ltd
Current assignee: Foshan Fengzhiqing Electric Appliance Co ltd
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-05-30
Anticipated expiration: 2033-02-09

Abstract

The utility model discloses a wind direction adjusting mechanism of a floor fan, which relates to the technical field of floor fans and comprises a base, a rotation adjusting mechanism, a lifting mechanism and a fan body, wherein the base is connected with the rotation adjusting mechanism, the rotation mechanism comprises a first machine case, a first rotating shaft, a first gear, a rotary table, a stepping motor, a second rotating shaft and a second gear, the upper surface of the base is fixedly connected with the upper surface of the base of the first machine case, and the first rotating shaft is also rotationally connected with the upper surface of the base.

Description

Wind direction regulating mechanism of floor fan

Technical Field

The utility model relates to the technical field of floor fans, in particular to a wind direction adjusting mechanism of a floor fan.

Background

The floor fan has the main characteristics of large wind quantity and low noise. In hot summer, the indoor ventilation, heatstroke prevention and temperature reduction are realized, the environmental effect is better, and the floor fan can be used safely when being stably placed on the ground.

The Chinese patent discloses a floor fan (bulletin number: CN 213360496U) with convenient height adjustment, wherein an adjusting rod is slid or fixed, so that the height adjustment of the floor fan is simpler and more convenient, but the floor fan still has the following defects that the wind direction of the floor fan is inconvenient to adjust and needs to be manually moved, although a plurality of fans capable of adjusting the wind direction by shaking the head are also arranged on the market, the floor fan consists of a gear reduction mechanism and a corresponding control mechanism of a crank rocker mechanism, the crank of the crank rocker mechanism converts the rotation motion transmitted from the gear reduction mechanism into the reciprocating swing of the rocker, thereby realizing the shaking motion of a machine head, but the floor fan can only shake the head in a fixed angle range because the length of the crank is fixed and the swinging angle of the rocker is determined because of the specific structural size of the crank mechanism, and the floor fan can not conveniently adjust the wind direction due to certain limitation of the adjustment of the wind direction.

Disclosure of Invention

The utility model aims to provide a wind direction adjusting mechanism of a floor fan, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a wind direction adjustment mechanism of floor fan, includes base, rotation adjustment mechanism, elevating system and fan body, be connected with rotation adjustment mechanism on the base, rotation mechanism includes first quick-witted case, first pivot, first gear, the revolving stage, step motor, second pivot and second gear, the upper surface of the first quick-witted case base of upper surface fixedly connected with of base still rotates and is connected with first pivot, fixed cover is equipped with first gear in the first pivot, the upper end of first pivot runs through the upper surface of first quick-witted case and fixedly connected with revolving stage, the upper surface mounting of first machine case has step motor, step motor's output runs through the upper surface of first machine case and through shaft coupling fixedly connected with second pivot, the lower extreme of second pivot is connected with the upper surface rotation of base, fixed cover is equipped with the second gear in the second pivot, the second gear is connected with first gear meshing, be connected with the elevating system who is used for height-adjusting on the revolving stage, install the fan body on the elevating system.

As a further scheme of the utility model: the lifting mechanism comprises a second chassis, a limiting rod, a servo motor, a screw rod, nut blocks, sliding rods and a supporting plate, wherein the second chassis is fixedly connected to the turntable, the inner upper surface of the second chassis is fixedly connected with the upper surface of the turntable through the two symmetrically arranged limiting rods, the servo motor is installed on the upper surface of the second chassis, the lower end of the servo motor penetrates through the upper surface of the second chassis and is fixedly connected with the screw rod through a coupling, the lower end of the screw rod is rotationally connected with the upper surface of the turntable, the nut blocks are sleeved on the screw rod in a threaded manner, the nut blocks are sleeved on the two limiting rods in a sliding manner, the sliding rods which are symmetrically arranged are fixedly connected with the upper surface of the limiting rods, the upper ends of the sliding rods penetrate through the upper surface of the second chassis in a sliding manner and are fixedly connected with the supporting plate, and the fan body is installed on the supporting plate.

As a further scheme of the utility model: a first through cavity is formed in the side face of the first chassis, and a first box door matched with the first through cavity is installed in the first through cavity.

As a further scheme of the utility model: the side of the first rotating shaft is fixedly connected with the lower surface of the rotary table through a plurality of rib blocks which are uniformly distributed.

As a further scheme of the utility model: the side of the second chassis is provided with a second through cavity, and a second matched box door is arranged in the second through cavity.

As a further scheme of the utility model: the lower surface of the base is provided with anti-skid patterns.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the fan, the fan body can rotate in any direction through the positive and negative rotation of the stepping motor and is locked through the self-locking function of the stepping motor, so that the wind direction of the fan body can be conveniently rotated and adjusted in any direction, manual moving is not needed for adjustment, and the fan is convenient and quick to use.

2. According to the utility model, through the lifting mechanism, the fan body can be moved up and down by the forward and reverse rotation of the servo motor and locked by the self-locking function of the servo motor, so that the fan body can be conveniently adjusted in height without manual operation, and the fan body is convenient and quick to adjust.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of another angle structure of the present utility model;

fig. 3 is a schematic view of the present utility model in partial cross-section.

In the figure: 1. a base; 2. a first chassis; 3. a first rotating shaft; 4. a turntable; 5. a stepping motor; 6. a second chassis; 7. a servo motor; 8. a slide bar; 9. a support plate; 10. a fan body; 11. a first door; 12. a second door; 13. a first gear; 14. a second rotating shaft; 15. a second gear; 16. a screw rod; 17. a nut block; 18. a limit rod; 19. rib blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, in an embodiment of the present utility model, a wind direction adjusting mechanism of a floor fan includes a base 1, a rotation adjusting mechanism, a lifting mechanism and a fan body 10.

In the specific implementation process, as shown in fig. 1, fig. 2 and fig. 3, a rotation adjusting mechanism is connected to the base 1, the rotation mechanism includes a first chassis 2, a first rotating shaft 3, a first gear 13, a turntable 4, a stepper motor 5, a second rotating shaft 14 and a second gear 15, the upper surface of the base 1 is fixedly connected with the upper surface of the base 1 of the first chassis 2, the first rotating shaft 3 is fixedly sleeved with the first gear 13, the upper end of the first rotating shaft 3 penetrates through the upper surface of the first chassis 2 and is fixedly connected with the turntable 4, the stepper motor 5 is mounted on the upper surface of the first chassis 2, the output end of the stepper motor 5 penetrates through the upper surface of the first chassis 2 and is fixedly connected with the second rotating shaft 14 through a coupling, the lower end of the second rotating shaft 14 is rotatably connected with the upper surface of the base 1, the second gear 15 is fixedly sleeved on the second rotating shaft 14 and is in meshed connection with the first gear 13, a lifting mechanism for adjusting the height is connected to the turntable 4, and a fan 10 is mounted on the lifting mechanism.

It should be noted that: when the wind direction needs to be regulated, the rotation of the second rotating shaft 14 can be driven through the rotation of the stepping motor 5, the rotation of the second rotating shaft 14 drives the rotation of the second gear 15, the rotation of the second gear 15 drives the rotation of the first rotating shaft 3 through the first gear 13, the turntable 4 rotates along with the rotation of the second rotating shaft, the rotation of the turntable 4 drives the rotation of the turntable 4, the fan body 10 can rotate along with the rotation, the fan body 10 can rotate in any direction through the positive and negative rotation of the stepping motor 5, and the fan body is locked through the self-locking function of the stepping motor 5, so that the wind direction of the fan body 10 can be conveniently rotated and regulated in any direction, manual moving is not needed, and the fan is convenient and quick to use.

Referring to fig. 1, 2 and 3, the lifting mechanism comprises a second chassis 6, a limit rod 18, a servo motor 7, a screw rod 16, a nut block 17, a slide rod 8 and a support plate 9, the second chassis 6 is fixedly connected to the turntable 4, the inner upper surface of the second chassis 6 is fixedly connected with the upper surface of the turntable 4 through two symmetrically arranged limit rods 18, the servo motor 7 is mounted on the upper surface of the second chassis 6, the lower end of the servo motor 7 penetrates through the upper surface of the second chassis 6 and is fixedly connected with the screw rod 16 through a coupling, the lower end of the screw rod 16 is rotationally connected with the upper surface of the turntable 4, the nut block 17 is sleeved on the two limit rods 18 in a sliding manner, the two symmetrically arranged slide rods 8 are fixedly connected to the upper surface of the limit rod 18, the upper end of the slide rod 8 penetrates through the upper surface of the second chassis 6 in a sliding manner and is fixedly connected with the support plate 9, and the fan 10 is mounted on the support plate 9.

It should be noted that: when the height needs to be adjusted, the screw rod 16 can be driven to rotate through the rotation of the servo motor 7, the nut block 17 can slide on the limiting rod 18 due to the rotation of the screw rod 16, the support plate 9 is driven to move through the slide rod 8 due to the movement of the nut block 17, the fan body 10 moves along with the movement of the support plate 9, the fan body 10 can be moved up and down through the forward and reverse rotation of the servo motor 7, and the self-locking function of the servo motor 7 is used for locking, so that the fan body 10 can be conveniently adjusted in height, manual operation is not needed, and convenience and quickness in adjustment are achieved.

Referring to fig. 2, a first through cavity is formed in a side surface of the first chassis 2, a first door 11 matched with the first through cavity is installed in the first through cavity, and the first through cavity and the first door 11 are arranged, so that inner overhaul is facilitated.

Referring to fig. 3, the side surface of the first rotating shaft 3 is fixedly connected with the lower surface of the rotating table 4 through a plurality of uniformly distributed rib blocks 19, and the structure of the rotating table 4 is more stable through the rib blocks 19.

Referring to fig. 1, a second through cavity is formed in a side surface of the second chassis 6, a second door 12 matched with the second through cavity is installed in the second through cavity, and the second through cavity and the second door 12 are arranged, so that maintenance in the second chassis 6 is facilitated.

Anti-skidding lines are formed in the lower surface of the base 1, friction force is increased through the arranged protection lines, and the base 1 is more stable when supported.

The electric elements are all connected with an external main controller and 220V mains supply through a transformer, and the main controller can be conventional known equipment for controlling a computer and the like.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A wind direction adjusting mechanism of a floor fan, comprising:

a base (1);

the rotary adjusting mechanism is connected to the base (1), the rotary adjusting mechanism comprises a first machine case (2), a first rotating shaft (3), a first gear (13), a rotary table (4), a stepping motor (5), a second rotating shaft (14) and a second gear (15), the upper surface of the base (1) is fixedly connected with the upper surface of the first machine case (2), the first rotating shaft (3) is fixedly sleeved with the first gear (13), the upper end of the first rotating shaft (3) penetrates through the upper surface of the first machine case (2) and is fixedly connected with the rotary table (4), the stepping motor (5) is installed on the upper surface of the first machine case (2), the output end of the stepping motor (5) penetrates through the upper surface of the first machine case (2) and is fixedly connected with the second rotating shaft (14) through a coupling, the lower end of the second rotating shaft (14) is rotatably connected with the upper surface of the base (1), the second gear (15) is fixedly sleeved on the second rotating shaft (14), and the second gear (15) is meshed with the first gear (13).

The lifting mechanism is connected with the turntable (4) and used for adjusting the height;

the fan body (10) is arranged on the lifting mechanism, and the fan body (10) is arranged on the lifting mechanism.

2. The wind direction adjusting mechanism of a floor fan according to claim 1, wherein the lifting mechanism comprises a second chassis (6), a limit rod (18), a servo motor (7), a screw rod (16), a nut block (17), a slide rod (8) and a supporting plate (9), the second chassis (6) is fixedly connected to the turntable (4), the inner upper surface of the second chassis (6) is fixedly connected with the upper surface of the turntable (4) through two symmetrically arranged limit rods (18), the servo motor (7) is mounted on the upper surface of the second chassis (6), the lower end of the servo motor (7) penetrates through the upper surface of the second chassis (6) and is fixedly connected with the screw rod (16) through a coupling, the lower end of the screw rod (16) is rotatably connected with the upper surface of the turntable (4), the nut block (17) is sleeved on the screw rod (16), the nut block (17) is slidably sleeved on the two limit rods (18), the upper surface of the limit rod (18) is fixedly connected with two symmetrically arranged slide rods (8), and the upper end of the slide rod (8) slidably penetrates through the upper chassis (6) and is fixedly connected with the supporting plate (10).

3. The wind direction adjusting mechanism of the floor fan according to claim 1, wherein a first through cavity is formed in the side face of the first chassis (2), and a first door (11) matched with the first through cavity is arranged in the first through cavity.

4. The wind direction adjusting mechanism of a floor fan according to claim 1, wherein the side surface of the first rotating shaft (3) is fixedly connected with the lower surface of the turntable (4) through a plurality of uniformly distributed rib blocks (19).

5. The wind direction adjusting mechanism of the floor fan according to claim 2, wherein a second through cavity is formed in the side face of the second chassis (6), and a matched second door (12) is installed in the second through cavity.

6. The wind direction adjusting mechanism of the floor fan according to claim 1, wherein anti-skid patterns are formed on the lower surface of the base (1).