CN218717702U - Fan unit, fan assembly and humidifier - Google Patents

Abstract

The utility model relates to a humidification equipment technical field, concretely relates to fan unit, fan assembly and humidifier. The utility model provides a fan unit, fan unit include the blade, the edge of blade is equipped with a plurality of sawtooth. The utility model provides a fan unit at the marginal processing of blade a plurality of sawtooth, can reduce fan unit at the noise that the during operation produced, in addition, under the same rotational speed, has also increased fan unit's air output.

Description

Fan unit, fan assembly and humidifier

Technical Field

The utility model relates to a humidification equipment technical field, concretely relates to fan unit, fan assembly and humidifier.

Background

Air humidity is one of the important factors affecting environmental comfort, especially in northern areas and places where air conditioners are frequently used, and therefore humidifiers increasing the environmental humidity are becoming more and more necessary for many families. Humidifiers generally humidify air by drawing air in with a fan and then blowing the air into the surrounding environment with the generated mist.

The existing humidifier fan has high working noise when working, and particularly can interfere the sleep of a user when working at night, so that the use experience of the user is greatly influenced. In addition, the air outlet quantity of a fan of the traditional humidifier is small, the rising height of the blown water mist is low, the water mist is not favorable for being diffused, and the whole humidifying effect is poor.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the big and little defect of air output of humidifier fan noise of work among the prior art to a fan unit, fan assembly and humidifier are provided.

The utility model provides a fan unit, fan unit include the blade, the edge of blade is equipped with a plurality of sawtooth.

Preferably, the edge of the blade provided with the sawteeth is a curved edge with the middle part and two opposite ends sunken inwards.

Preferably, the serrations are distributed on the leeward side of the blade.

Preferably, the leeward side of the blade is provided with 20 to 32 of said serrations.

Preferably, the fan unit is provided with 9 to 11 of the blades.

Preferably, reinforcing ribs are uniformly distributed in the fan unit, the reinforcing ribs comprise sheet-shaped reinforcing ribs, and the number of the sheet-shaped reinforcing ribs is the same as that of the blades.

Preferably, the fan unit comprises a cap and a fan blade with the blades.

Preferably, the fan blade and/or the cap is provided with an opening.

The utility model also provides a fan assembly, include:

a motor;

the fan unit is fixedly connected with the output shaft of the motor.

Preferably, flabellum, cap are installed in proper order on the output shaft, the flabellum with the output shaft joint is suitable for synchronous rotation under the drive of motor, the cap with motor fixed connection, flabellum and cap butt.

Preferably, the output shaft is provided with a clamping shaft protruding out of the shaft lever, the fan blades are correspondingly provided with clamping grooves, and the clamping shaft is clamped into the clamping grooves.

Preferably, a barrel thread sleeve with an internal thread is arranged inside the cap cover, an external thread matched with the internal thread is correspondingly arranged on the output shaft, and the cap cover is in threaded connection with the output shaft.

Preferably, the cap and the tooth socket are integrally formed.

The utility model also provides a humidifier, include:

the aforementioned fan assembly;

the humidifier box, inside is provided with the supporting seat, the motor with supporting seat fixed connection.

The utility model has the advantages of it is following:

1. the utility model provides a fan unit at the marginal processing of blade a plurality of sawtooth, can reduce fan unit at the noise that the during operation produced, in addition, under the same rotational speed, has also increased fan unit's air output.

2. The utility model provides a fan assembly, because of having aforementioned fan unit, so have foretell advantage.

3. The utility model provides a fan assembly is provided with the protrusion on the output shaft in the card axle of axostylus axostyle, has seted up the draw-in groove on the flabellum correspondingly, in the draw-in groove was gone into to the card axle card, also can drive the flabellum and rotate in step when the output shaft rotates, after the connection is accomplished with the output shaft to the cap cover, through with the flabellum butt, when avoiding the flabellum to rock along the axial of output shaft, also avoided the card axle to deviate from in the draw-in groove, promoted the stability of being connected of flabellum and output shaft. The whole structure has stable and reliable transmission and is convenient to mount and dismount.

4. The utility model provides a fan assembly, flabellum are provided with the wash port, set up the delivery port on the casing of cap, and the wash port is discharged the delivery port that sets up on the casing through the cap after introducing the inside liquid of flabellum inside the cap. The liquid in the fan unit is discharged in time, the load of the motor can be reduced, and the stable work of the fan unit is facilitated.

5. The utility model provides a humidifier, because of having aforementioned fan assembly, so have foretell arbitrary advantage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a cross-sectional view of a fan assembly according to an embodiment of the present invention;

FIG. 2 is a top view of a fan unit according to an embodiment of the present invention;

fig. 3 is a bottom view of a fan unit according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a fan blade of a fan unit according to an embodiment of the present invention.

Description of reference numerals:

1. a motor; 10. an output shaft; 11. clamping a shaft; 2. a fan blade; 20. a blade; 201. saw teeth; 21. a card slot; 22. reinforcing ribs; 23. a drain hole; 3. a cap; 30. a barrel facing; 32. and (4) a water outlet.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

Referring to fig. 1 to 4, an embodiment of the present invention provides a fan unit, which includes a blade 20, and a plurality of saw teeth 201 are provided on an edge of the blade 20.

In this embodiment, the plurality of saw teeth 201 are formed on the edge of the blade 20, so that the noise generated when the fan unit operates can be reduced, and in addition, the air output of the fan unit is increased at the same rotation speed.

In the present embodiment, the position of the saw teeth 201 disposed on the blade edge is not particularly limited, and may be distributed on the entire edge of the blade 20 or a section of the blade edge. As a preferred embodiment, referring to fig. 1 and 4, the serrations 201 are distributed on the leeward side of the blade 20.

In this embodiment, the leeward side refers to the portion of the fan unit where the blade edge is located downstream of the airflow when the fan unit is rotating, and referring to fig. 1, a shows the airflow direction when the fan unit is operating, with the leeward side at the downstream end of the airflow.

In the present embodiment, the shape of the blade edge provided with the serrations 201 is not particularly limited. In a preferred embodiment, the blade edge provided with the saw teeth 201 is a curved edge with a central portion recessed inward at opposite ends.

In the present embodiment, the number of the serrations 201 provided on the leeward side of the blade 20 is not particularly limited, and depends on the specific size and the specific shape of the blade 20. As an embodiment, the leeward side of the blade 20 is provided with 20 to 32 serrations 201, and specifically, the leeward side of the blade 20 is provided with 28 serrations 201 in the present embodiment.

In the present embodiment, the number of the blades 20 provided on the fan unit is not particularly limited, and depends on the size of the blades 20 relative to the entire fan unit and the specific shape of the blades 20. In one embodiment, the fan unit has 9 to 11 blades 20, and in particular, the fan unit has 11 blades 20.

In addition to the above embodiments, in a preferred embodiment, the fan unit is provided with reinforcing ribs 22 uniformly distributed therein.

The above-mentioned "uniform distribution" means that: the arrangement of the ribs 22 should facilitate dynamic balancing of the fan unit.

In the present embodiment, the specific shape of the bead 22 is not particularly limited, and in the present embodiment, referring to fig. 2 and 4, the bead includes both a sheet-shaped bead and an annular bead. Further, the number of the sheet ribs is the same as the number of the blades 20.

In this embodiment, the structure of the fan unit is not particularly limited, and as an implementation manner, the wind power unit includes an integrally formed housing and blades 20 fixed outside the housing; as another embodiment, referring to fig. 1, the fan unit includes a cap 3, a fan blade 2 with blades 20. In the embodiment, the fan unit consists of two parts, and when other structures are arranged in the fan unit, the production and processing of products are facilitated.

In addition to the above embodiments, in a preferred embodiment, the fan blade 2 and/or the cap 3 are provided with openings. In this embodiment, the opening is formed in the fan blade 2 and/or the cap 3, so that the liquid in the fan unit can be discharged in time, the whole weight of the fan unit during working is reduced, and stable working of the fan unit is facilitated.

On the basis of the above embodiments, in a preferred embodiment, the fan blade 2 is provided with a drainage hole 23, the drainage hole 23 is adapted to introduce liquid into the interior of the cap 3, and the housing of the cap 3 is provided with a water outlet 32.

In this embodiment, the number and arrangement positions of the water outlets 32 and the water discharge holes 23 are not particularly limited, and depending on the specific structures of the fan blades 2 and the cap 3, the fan unit can discharge the internal liquid in time during operation. As an embodiment, referring to fig. 1 and 2, a circle of drainage holes 23 is formed at the bottom and the step of the fan blade 2, the outermost part of the fan blade housing abuts against the outermost part of the cap housing, a certain gap is left between the inside of the fan blade 2 and the inside of the cap 3, and after the liquid flows into the cap 3, the liquid is thrown out from the water outlet 32 of the cap 3 under the action of centrifugal force.

An embodiment of the utility model provides a still provide a fan assembly, include:

a motor 1;

the fan unit is fixedly connected to the output shaft 10 of the motor 1.

In this embodiment, flabellum 2, cap 3 install on output shaft 10 in proper order, and flabellum 2 and output shaft 10 joint are suitable for synchronous rotation under motor 1's drive, and cap 3 and motor 1 fixed connection, flabellum 2 and cap 3 butt.

In this embodiment, the fan blade 2 is connected with the output shaft 10 of the motor 1 in a clamping manner, so that the output shaft 10 and the fan blade 2 can rotate synchronously, the cap 3 is fixedly connected with the output shaft 10, the cap 3 is abutted to the fan blade 2 after being mounted in place, the axial movement of the fan blade 2 along the output shaft 10 is prevented, and the fan blade 2 is prevented from shaking to send out abnormal sound.

In this embodiment, the engagement structure between the fan blade 2 and the output shaft 10 is not particularly limited, and the fan blade 2 can be stably rotated in synchronization with the output shaft 10. As an implementation mode, a strip-shaped groove is formed in the surface of the output shaft 10 along the axial direction, a convex block is correspondingly arranged on the inner side of the fan blade 2, and the fan blade 2 and the output shaft 10 are clamped with each other through the convex block and the strip-shaped groove; as another embodiment, referring to fig. 1 and 2, the output shaft 10 is provided with a clamping shaft 11 protruding from the shaft, the fan blade 2 is correspondingly provided with a clamping groove 21, and the clamping shaft 11 is clamped into the clamping groove 21.

In this embodiment, be provided with protrusion in the card axle 11 of axostylus axostyle on the output shaft 10, draw-in groove 21 has been seted up on flabellum 2 correspondingly, card axle 11 card is gone into in the draw-in groove 21, also can drive flabellum 2 synchronous rotation when output shaft 10 rotates, cap 3 accomplishes with output shaft 10 and is connected the back, through with 2 butts of flabellum, when avoiding flabellum 2 to rock along the axial of output shaft 10, also avoided card axle 11 to deviate from in draw-in groove 21, the stability of being connected of flabellum 2 and output shaft 10 has been promoted. The whole structure has stable and reliable transmission and is convenient to mount and dismount.

In the present embodiment, the fixed connection mode of the cap 3 and the output shaft 10 is not particularly limited. As an embodiment, it may be a screw joint, and the cap 3 may be easily assembled and disassembled by using the screw joint.

Specifically, a barrel tooth socket 30 with an internal thread is arranged inside the cap cover 3, an external thread matched with the internal thread is correspondingly arranged on the output shaft 10, and the cap cover 3 is in threaded connection with the output shaft 10.

In one embodiment, the tooth socket can be independently processed and installed inside the cap cover 3 after being processed; in another embodiment, the cap 3 and the mouthpiece 30 are integrally formed, and may be integrally formed by injection molding.

An embodiment of the utility model provides a still provide a humidifier, include:

the aforementioned fan assembly;

humidifier box, inside is provided with the supporting seat, motor 1 and supporting seat fixed connection.

In this embodiment, the position of the support seat is not particularly limited. As an embodiment, the support seat is arranged at the bottom of the humidifier box body, and the fan assembly blows out the water mist by blowing; as another embodiment, the humidifier can also be provided with a supporting seat at the top of the humidifier box body, and the fan assembly draws out the water mist through air suction.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (14)

1. A fan unit, characterized in that it comprises a blade (20), the edge of the blade (20) being provided with a number of serrations (201).

2. A fan unit according to claim 1, characterized in that the blade edge provided with said serrations (201) is a curved edge having a central portion recessed inwardly at opposite ends.

3. A fan unit according to claim 1, characterized in that the serrations (201) are distributed on the leeward side of the blade (20).

4. A fan unit according to claim 3, characterized in that the leeward side of the blade (20) is provided with 20 to 32 of said serrations (201).

5. A fan unit as claimed in claim 1, characterized in that the fan unit is provided with 9 to 11 of said blades (20).

6. Fan unit according to any of claims 1-5, characterised in that the fan unit is internally provided with evenly distributed stiffening ribs (22), which stiffening ribs (22) comprise sheet-like stiffening ribs, the number of which is the same as the number of blades (20).

7. Fan unit according to any of claims 1-5, characterized in that the fan unit comprises a cap (3), a fan blade (2) with the blade (20).

8. A fan unit according to claim 7, characterized in that the fan blades (2) and/or the cap (3) are provided with openings.

9. A fan assembly, comprising:

a motor (1);

the fan unit as claimed in claim 7 or 8, being fixedly connected to an output shaft (10) of the motor (1).

10. The fan assembly according to claim 9, wherein the fan blade (2) and the cap (3) are sequentially mounted on the output shaft (10), the fan blade (2) is connected with the output shaft (10) in a clamping manner and is suitable for synchronous rotation under the driving of the motor (1), the cap (3) is fixedly connected with the motor (1), and the fan blade (2) is abutted to the cap (3).

11. The fan assembly according to claim 10, wherein the output shaft (10) is provided with a clamping shaft (11) protruding from the shaft rod, the fan blades (2) are correspondingly provided with clamping grooves (21), and the clamping shaft (11) is clamped in the clamping grooves (21).

12. The fan assembly according to claim 9, wherein the cap (3) is provided with a socket (30) having an internal thread inside, the output shaft (10) is correspondingly provided with an external thread adapted to the internal thread, and the cap (3) is in threaded connection with the output shaft (10).

13. The fan assembly of claim 12, wherein the cap (3) is integrally formed with the mouthpiece (30).

14. A humidifier, comprising:

the fan assembly of any of claims 9-13;

the humidifier box is internally provided with a supporting seat, and the motor (1) is fixedly connected with the supporting seat.

Images