CN217406333U

CN217406333U - Machine head of floor fan with hidden motor

Info

Publication number: CN217406333U
Application number: CN202123188402.3U
Authority: CN
Inventors: 吴立坤; 陈作祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-09-09
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a hidden floor fan aircraft nose of motor, including screen panel subassembly, fan blade and brushless DC motor, wherein the fan blade set up in the screen panel subassembly, the fan blade include the central part and set up in the peripheral blade along circumference interval distribution of central part be formed with a cavity in the central part, brushless DC motor set up in the cavity, just brushless DC motor's pivot with the central part links together, brushless DC motor's motor support with the screen panel subassembly links together, its simple structure, compactness, the energy consumption is low.

Description

Machine head of floor fan with hidden motor

Technical Field

The utility model relates to a fan technical field especially relates to a hidden floor fan aircraft nose of motor.

Background

In the related art, the head of the floor fan generally includes a mesh enclosure assembly, a fan blade and an induction motor, the fan blade is disposed in the mesh enclosure assembly, the induction motor is disposed outside the mesh enclosure assembly, and a rotating shaft of the induction motor extends into the mesh enclosure assembly and is connected to the fan blade. However, the induction motor is externally arranged, and the oscillating supporting point of the fan is positioned below the motor, so that the occupied space of the machine head of the floor fan is large, and the floor fan is not attractive. Meanwhile, compared with the traditional induction motor of the old type, the induction motor has high energy consumption and does not meet the national target policy of energy conservation and emission reduction

Therefore, there is a need for an improved head structure of the floor fan.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the problems that exist among the current correlation technique at least to a certain extent, for this reason, the utility model discloses an aim at provides a hidden floor fan aircraft nose of motor, its simple structure, compactness, the energy consumption is low.

The above purpose is realized by the following technical scheme:

the utility model provides a hidden floor fan aircraft nose of motor, includes screen panel subassembly, fan blade and brushless DC motor, wherein the fan blade set up in the screen panel subassembly, the fan blade include the central part with set up in the blade of central part periphery along circumference interval distribution be formed with a cavity in the central part, brushless DC motor set up in the cavity, just brushless DC motor's pivot with the central part links together, brushless DC motor's motor support with the screen panel subassembly links together.

In some embodiments, the brushless dc motor further comprises a nut, and the rotating shaft of the brushless dc motor is locked with the nut after passing through the central portion from inside to outside.

In some embodiments, the brushless dc motor includes a motor housing, a magnet, a stator core, a front bearing and a rear bearing, wherein the front bearing and the rear bearing are respectively disposed at front and rear ends of the motor bracket, the rotating shaft penetrates through the front bearing and the rear bearing, the stator core is sleeved outside the motor bracket, the motor housing is sleeved outside the stator core and is connected to the rotating shaft, and the magnet is disposed on an inner surface of the motor housing.

In some embodiments, the screen assembly includes a front screen and a rear screen assembled together.

In some embodiments, an inwardly recessed connection portion is provided on the rear mesh cover, and the connection portion of the rear mesh cover and the motor bracket are connected together by a screw.

In some embodiments, a support arm is disposed at a bottom of the screen assembly.

In some embodiments, a support swing point is formed at the bottom of the screen assembly.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

1. the utility model discloses a hidden floor fan aircraft nose of motor, its simple structure, compactness, the energy consumption is low.

Drawings

Fig. 1 is a schematic perspective view of a floor fan head in an embodiment of the present invention;

FIG. 2 is a sectional view of the floor fan head according to an embodiment of the present invention;

FIG. 3 is a partial enlarged view of portion A of FIG. 2;

fig. 4 is a side view of the head of the floor fan in the embodiment of the present invention.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.

The first embodiment is as follows: as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the present embodiment provides a hidden floor fan head for a motor, including a mesh enclosure assembly 1, a fan blade 2 and a brushless dc motor 3, wherein the fan blade 2 is disposed in the mesh enclosure assembly 1, the fan blade 2 includes a central portion 21 and blades 22 disposed on the periphery of the central portion 21 and circumferentially spaced apart from each other, a cavity 210 is formed in the central portion 21, the brushless dc motor 3 is disposed in the cavity 210, a rotating shaft 31 of the brushless dc motor 3 is connected to the central portion 21, and a motor support 32 of the brushless dc motor 3 is connected to the mesh enclosure assembly 1.

The hidden floor fan aircraft nose of motor that this embodiment provided, its simple structure, compactness, the energy consumption is low. Specifically, the brushless direct current motor 3 is hidden in the cavity 210 of the fan blade 2, so that the brushless direct current motor 3 is prevented from being convexly arranged on the outer side of the mesh enclosure component 1, the purpose of saving space is achieved, the structure is simple and attractive, and the attraction of products is favorably improved.

In addition, the floor fan head provided by the embodiment adopts the ultrathin brushless direct current motor 3, and compared with the traditional induction motor, the electric energy utilization efficiency can be greatly improved, the purpose of saving electricity is achieved, and the national target guidelines of energy conservation and emission reduction are met.

In this embodiment, still including nut 4, brushless dc motor 3's pivot 31 is passed by inside outwards behind the central part 21 with nut 4 locks together, its simple structure, reasonable in design, ingenious to this is convenient for realize being connected between brushless dc motor 3's pivot 31 and the central part 21, drives the fan blade 2 through brushless dc motor 3's pivot 31 and rotates. In addition, the reliability and stability of the connection between the rotating shaft 31 and the central portion 21 of the brushless dc motor 3 can be improved by adopting the above-described structure.

Preferably, brushless DC motor 3 includes motor housing 33, magnet 34, stator core 35, front bearing 36 and rear bearing 37, wherein front bearing 36 with rear bearing 37 set up respectively in both ends around in the motor support 32, pivot 31 wears to locate front bearing 36 with in the rear bearing 37, stator core 35 cover is located outside the motor support 32, motor housing 33 cover is located outside stator core 35 and with pivot 31 links together, magnet 34 set up in on the internal surface of motor housing 33, its simple structure, reasonable in design, ingenious, brushless DC motor 3 job stabilization nature and reliability are high, and compare with old-fashioned traditional induction machine, can improve electric energy availability factor greatly, reach the purpose of using electricity wisely, accord with the target guideline of national energy saving and emission reduction.

Further, screen panel subassembly 1 is including the preceding screen panel 11 and the back screen panel 12 of equipment together, and its simple structure, reasonable in design, ingenious is convenient for realize the equipment of screen panel subassembly 1, does benefit to the assembly efficiency who improves the product.

Further, be provided with on the screen panel 12 of back toward the interior sunken connecting portion 120, will through screw 5 the connecting portion 120 of back screen panel 12 with motor support 32 links together, and its simple structure, reasonable in design, ingenious does benefit to the rationality that improves the product, avoids the part evagination, does benefit to the space utilization and the pleasing to the eye degree that improve the product, increases the appeal of product to the consumer.

In this embodiment, 1 bottom of screen panel subassembly is provided with support arm 100, its simple structure, and reasonable in design, ingenious do benefit to the angle size that realizes between floor fan aircraft nose and the floor fan base through support arm 100 who sets up, reach and adjust high low air-out angle purpose.

In this embodiment, a supporting swing point 200 is formed at the bottom of the mesh enclosure component 1, so as to adjust the front and rear inclination angles of the machine head of the floor fan, and thus the angle between the machine head of the floor fan and the base of the floor fan can be adjusted, and the purpose of adjusting the high and low air outlet angles is achieved.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. The utility model provides a hidden floor fan aircraft nose of motor, its characterized in that, includes screen panel subassembly (1), fan blade (2) and brushless DC motor (3), wherein fan blade (2) set up in screen panel subassembly (1), fan blade (2) include central part (21) and set up in central part (21) periphery is along circumference interval distribution's blade (22) be formed with a cavity (210) in central part (21), brushless DC motor (3) set up in cavity (210), just the pivot (31) of brushless DC motor (3) with central part (21) link together, the motor support (32) of brushless DC motor (3) with screen panel subassembly (1) links together.

2. The machine head of a floor fan with hidden motor as claimed in claim 1, further comprising a nut (4), wherein the rotating shaft (31) of the brushless dc motor (3) passes through the central portion (21) from inside to outside and then is locked with the nut (4).

3. The hidden floor fan head as claimed in claim 1, wherein the brushless dc motor (3) comprises a motor housing (33), a magnet (34), a stator core (35), a front bearing (36) and a rear bearing (37), wherein the front bearing (36) and the rear bearing (37) are respectively disposed at the front end and the rear end of the motor housing (32), the rotating shaft (31) is inserted into the front bearing (36) and the rear bearing (37), the stator core (35) is sleeved outside the motor housing (32), the motor housing (33) is sleeved outside the stator core (35) and connected to the rotating shaft (31), and the magnet (34) is disposed on the inner surface of the motor housing (33).

4. A motor-concealed floor fan head as claimed in claim 3, characterized in that said screen assembly (1) comprises a front screen (11) and a rear screen (12) assembled together.

5. The machine head of claim 4, wherein the rear mesh enclosure (12) is provided with a connecting portion (120) recessed inward, and the connecting portion (120) of the rear mesh enclosure (12) and the motor bracket (32) are connected together by a screw (5).

6. A machine head for a floor fan with hidden motor as claimed in any one of claims 1 to 5, characterized in that a supporting swinging point (200) is formed at the bottom of the screen assembly (1).