CN216868715U

CN216868715U - Fan assembly for dual-mode humidifier

Info

Publication number: CN216868715U
Application number: CN202220537732.4U
Authority: CN
Inventors: 甘唤璋; 庄贵丰; 安森广
Original assignee: Ningbo Xiaohu Technology Co ltd
Current assignee: Ningbo Xiaohu Technology Co ltd
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-07-01
Anticipated expiration: 2032-03-10

Abstract

The utility model discloses a fan assembly for a dual-mode humidifier, which comprises a shell (1), wherein an air channel (2) is arranged on the shell (1); an annular cavity (5) is arranged on the shell (1) and surrounds the air duct (2), and a fog inlet (6) communicated with the annular cavity (5) is formed in the shell (1); an annular notch (7) with a flow guiding function is formed in the shell (1) in a way of penetrating through the inner wall of the air duct (2); the annular cavity (5) is communicated with the air duct (2) through the annular notch (7); one end of the air duct (2) is an air inlet, and the other end of the air duct is an air outlet; when the airflow flows from the annular cavity (5) to the air duct (2), the flow guiding direction of the annular notch (7) faces the air outlet; the utility model can efficiently lead out fog generated by ultrasonic waves and solve the problem of high fog loss.

Description

Fan assembly for dual-mode humidifier

Technical Field

The utility model relates to the technical field of air humidifiers, in particular to a fan assembly for a dual-mode humidifier.

Background

The applicant discloses an atomization and evaporation dual-mode humidifier in Chinese patent application with publication number CN113983589A, which combines two functions of ultrasonic atomization humidification and evaporation humidification, and comprises a mist outlet and an air outlet; an axial fan is arranged in the air outlet; in order to solve the problem that condensation is easily formed around a humidifier due to the fact that the mist conveying distance formed by ultrasonic atomization is not long, in the technical scheme, mist is guided into a humidification cavity by manually stirring a mist outlet conversion baffle between an atomization channel and an evaporation humidification cavity, and then is quickly blown out from an air outlet through a fan, so that the problem of condensation is solved.

SUMMERY OF THE UTILITY MODEL

The present invention is intended to solve one of the above technical problems: provided is a fan assembly for a dual mode humidifier, which can efficiently guide out mist generated by ultrasonic waves and solve the problem of large mist loss.

The technical scheme of the utility model is as follows: a fan assembly for a dual-mode humidifier comprises a shell, wherein an air channel is arranged on the shell, and an impeller and a motor for driving the impeller are arranged in the air channel; an annular cavity is arranged on the shell and surrounds the air duct, and a fog inlet communicated with the annular cavity is formed in the shell; the shell is provided with an annular cut which penetrates through the inner wall of the air duct and has a flow guide effect; the annular cavity is communicated with the air duct through the annular notch; one end of the air duct is an air inlet, and the other end of the air duct is an air outlet; when the airflow flows from the annular cavity to the air duct, the flow guiding direction of the annular notch faces the air outlet.

And as optimization, cellular networks for noise reduction are arranged at two ends of the air duct on the shell.

Preferably, the thickness of the honeycomb network is 0.5-1.5 cm.

Preferably, the fog inlet is communicated with an atomization channel of the humidifier.

Preferably, the annular notch is arranged coaxially with the rotating shaft of the motor.

Preferably, the upper side wall of the annular notch faces the air duct, and the lower side wall of the annular notch faces the annular cavity.

Preferably, the included angle between the side line of the cross section of the annular notch and the inner wall of the air duct is 15-60 degrees.

The utility model has the beneficial effects that: the fan assembly for the dual-mode humidifier can efficiently lead out mist generated by ultrasonic waves when being used for the dual-mode humidifier through the Bernoulli principle, and solves the problem of high mist loss.

Drawings

Fig. 1 is a schematic top view of a fan assembly for a dual mode humidifier in accordance with an embodiment.

Fig. 2 is a schematic sectional view along the direction of a-a in fig. 1.

Fig. 3 is a perspective view of a fan assembly for a dual mode humidifier in accordance with an embodiment.

Fig. 4 is a bottom view of a fan assembly for a dual mode humidifier in accordance with an embodiment.

In the figure: the device comprises a shell 1, an air duct 2, an impeller 3, a motor 4, an annular cavity 5, a mist inlet 6, an annular notch 7 and a honeycomb network 8.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, and the embodiments described below with reference to the accompanying drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention.

As shown in fig. 1 to 4, the present embodiment provides a fan assembly for a dual-mode humidifier, including a housing 1, wherein an air duct 2 is disposed on the housing 1, and an impeller 3 and a motor 4 for driving the impeller 3 are disposed in the air duct 2; an annular cavity 5 is arranged on the shell 1 and surrounds the air duct 2, and a fog inlet 6 communicated with the annular cavity 5 is arranged on the shell 1; an annular notch 7 with a flow guiding function is formed in the shell 1 and penetrates through the inner wall of the air duct 2; the annular cavity 5 is communicated with the air duct 2 through the annular notch 7; one end of the air duct 2 is an air inlet, and the other end of the air duct is an air outlet; when the air current flows from the annular cavity 5 to the air duct 2, the flow guiding direction of the annular notch 7 faces the air outlet.

Cellular networks 8 for reducing noise are arranged at two ends of the air duct 2 on the shell 1.

The thickness of the honeycomb net 8 is 1 cm.

The annular notch 7 is arranged coaxially with the rotating shaft of the motor 4.

As shown in fig. 2, the upper side wall of the ring-shaped cutout 7 faces the air duct 2, and the lower side wall faces the annular chamber 5. The included angle between the side line of the cross section of the annular notch 7 and the inner wall of the air duct 2 is 15-60 degrees.

Referring to fig. 2, the lower end of the air duct 2 is an air inlet, and the upper end is an air outlet; the lower end air inlet is communicated with the evaporation humidification cavity of the humidifier.

The fog inlet 6 is communicated with an atomization channel of the humidifier, due to the Bernoulli principle, the air speed is high when the impeller 3 of the air channel 2 rotates, air pressure in the air channel 2 can be reduced, fog in the annular cavity 5 can be taken out through the annular notch 7, accordingly, ultrasonic fog is directly sucked out of the atomization channel and blown out of an evaporation air outlet of the humidifier, remote conveying is achieved through the fan, condensation on the periphery of the humidifier can be reduced, the fog generated by ultrasonic waves can be efficiently led out, and the problem of high fog loss is solved.

It should be noted that, in the description of the present invention, it is to be understood that the terms "central", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Various alterations and modifications will no doubt become apparent to those skilled in the art after having read the above description. Therefore, the appended claims should be construed to cover all such variations and modifications as fall within the true spirit and scope of the utility model. Any and all equivalent ranges and contents within the scope of the claims should be considered to be within the intent and scope of the present invention.

Claims

1. A fan assembly for a dual-mode humidifier comprises a shell (1), wherein an air duct (2) is arranged on the shell (1), and an impeller (3) and a motor (4) for driving the impeller (3) are arranged in the air duct (2); the method is characterized in that: an annular cavity (5) is arranged on the shell (1) and surrounds the air duct (2), and a fog inlet (6) communicated with the annular cavity (5) is formed in the shell (1); an annular notch (7) with a flow guiding function is formed in the shell (1) in a way of penetrating through the inner wall of the air duct (2); the annular cavity (5) is communicated with the air duct (2) through the annular notch (7); one end of the air duct (2) is an air inlet, and the other end of the air duct is an air outlet; when the airflow flows from the annular cavity (5) to the air duct (2), the flow guiding direction of the annular notch (7) faces the air outlet.

2. A fan assembly for a dual mode humidifier according to claim 1, wherein the housing (1) is provided with a honeycomb network (8) for noise reduction at both ends of the air duct (2).

3. A fan assembly for a dual mode humidifier according to claim 2, wherein the thickness of the honeycomb mesh (8) is 0.5-1.5 cm.

4. A fan assembly for a dual mode humidifier according to claim 1, wherein the mist inlet (6) is in communication with the nebulization channel of the humidifier.

5. A fan assembly for a dual mode humidifier according to claim 1, wherein the ring-shaped cut-out (7) is arranged coaxially with the rotation axis of the motor (4).

6. A fan assembly for a dual mode humidifier according to claim 1, wherein the upper side wall of the annular cutout (7) faces the air duct (2) and the lower side wall faces the annular chamber (5).

7. A fan assembly for a dual mode humidifier according to claim 1, wherein the cross-sectional edge of the ring-shaped cut-out (7) forms an angle of 15-60 degrees with the inner wall of the air duct (2).