WO2021017143A1

WO2021017143A1 - Air blowing device

Info

Publication number: WO2021017143A1
Application number: PCT/CN2019/108657
Authority: WO
Inventors: 王庆; 陈汉飞; 杨鑫; 孙志平; 李名毕; 杜文波; 谭成波
Original assignee: 广东美的环境电器制造有限公司; 美的集团股份有限公司
Priority date: 2019-08-01
Filing date: 2019-09-27
Publication date: 2021-02-04
Also published as: CN112303735B; CN112303735A

Abstract

Provided is an air blowing device, comprising a housing (1), a wind wheel apparatus (2), and a humidification apparatus (3); the housing (1) is provided with an air inlet (1a), an air outlet (1b), and a mist outlet hole (1c); said air outlet (1b) and said mist outlet (1c) are arranged at intervals; said wind wheel apparatus (2) is located in said housing (1); the wind wheel apparatus (2) has an air intake (2a) in communication with the air inlet (1a) and an air exhaust outlet (2b) in communication with the air outlet (1b); the humidification apparatus (3) is located in the housing (1); the mist generated by the humidification apparatus (3) is discharged from the housing (1) by way of the mist outlet hole (1c); the humidification apparatus (3) is fitted with the mist outlet hole (1c) such that the direction in which the mist outlet hole (1c) discharges water mist intersects with the direction of air flow of the air outlet (1b); therefore the water mist discharged from the mist outlet hole (1c) is, under the effect of the air flow from the air outlet (1b), blown farther and at a wider range, quickly achieving air circulation, and improving environmental humidity.

Description

Blowing equipment

Cross references to related applications

This application is based on a Chinese patent application whose application number is 201910708409.1, and the filing date is August 1, 2019, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated into this application by reference.

Technical field

This application relates to the field of air conditioning technology, and in particular to a blowing device.

Background technique

The traditional blowing equipment includes a housing with an air inlet and an air outlet. The fan assembly installed in the housing forms an airflow through the action of the fan assembly. The airflow enters the blowing device from the air inlet, and then is discharged to the external environment through the air outlet. The air is circulated, but this kind of blowing device does not have the humidifying function and cannot change the environmental humidity.

Summary of the invention

In view of this, the embodiments of the present application expect to provide a blowing device that can speed up air circulation and improve environmental humidity. In order to achieve the above beneficial effects, the technical solutions of the embodiments of the present application are implemented as follows:

This application provides a blowing device, which includes:

A housing, the housing is provided with an air inlet, an air outlet, and a mist outlet, and the air outlet and the mist outlet are spaced apart;

A wind wheel device located in the housing, the wind wheel device having an air inlet communicating with the air inlet and an air outlet communicating with the air outlet;

The humidification device is located in the housing, the water mist generated by the humidification device is discharged from the housing through the mist outlet hole, and the humidification device cooperates with the mist outlet hole so that the mist outlet hole discharges water mist. The direction intersects with the air flow direction of the air outlet.

Further, the direction in which the water mist is discharged from the mist outlet hole and the air flow direction of the air outlet are at an angle of 30 degrees to 50 degrees.

Further, the inner wall of the mist outlet hole is formed with a first guide surface inclined toward the air flow direction of the air outlet;

And/or, the humidification device includes a mist outlet, the water mist generated by the humidification device is discharged from the humidification device through the mist outlet, the mist outlet is matched with the mist outlet, and the mist outlet A second guide surface inclined toward the air flow direction of the air outlet is formed inside the port.

Further, the humidification device is located below the wind wheel device, and the mist outlet is located below the air outlet.

Further, the humidification device further includes:

A mist outlet, the mist outlet is in communication with the mist outlet;

Water box, the water box includes a box body and a box cover buckled on the box body, the box cover includes a cover and a mist outlet channel, the mist outlet is connected to the mist outlet channel and the Between the mist outlet holes, the box body includes a second accommodating cavity and an air outlet air channel, and the second accommodating cavity is in communication with the mist outlet through the mist outlet channel;

The atomization component is arranged at the bottom of the second containing cavity; and

The fan assembly communicates with the air outlet duct.

Further, the cross section of the mist outlet channel gradually becomes smaller from the end far away from the mist outlet to the end where the mist outlet is located;

And/or, the mist outlet channel and the cover are integrally formed;

And/or, the mist outlet channel and the mist outlet port are integrally formed;

And/or, the air inlet end of the air outlet air duct penetrates the bottom of the second accommodating cavity, and the air outlet end of the air outlet air duct is arranged corresponding to the inner surface of the cover;

And/or, the mist outlet channel and the air outlet air channel are respectively located on lateral sides of the atomization assembly, and the air outlet of the air outlet air channel faces away from the mist outlet channel.

Further, the box cover includes a protrusion, and a first accommodating cavity is formed in the protrusion;

The first accommodating cavity is in communication with the second accommodating cavity, and one end of the mist outlet channel is connected with the protrusion.

Further, the box cover includes a groove, the groove is adjacent to the protrusion and has a height lower than the protrusion, and a first water inlet is formed at the groove; the humidification device further includes An L-shaped water tank, the water tank includes a water valve arranged at one end of the L-shaped, the end of the water tank far from the water valve is located above the protrusion, the water valve passes through the first The water inlet extends into the box body.

Further, the housing is provided with a water filling port, the humidification device includes a water tank bracket, the water tank bracket is arranged above the water box, the water box, the water tank bracket, and the housing are common Enclosed as an isolation chamber; the isolation chamber is in communication with the water addition port, and the water tank can be inserted into the isolation cavity from the water addition port.

Further, the housing further includes a shielding door for shielding the water filler;

And/or, the housing further includes a windshield for shielding the air outlet.

Further, the outer shell includes a front shell and a rear shell;

The mist outlet is provided on the front shell, and the water addition port is provided on the rear shell; and/or one side of the box body is connected to the front shell, and the other of the box body The side is connected with the rear shell.

Further, the wind turbine device includes:

An air duct assembly, the air duct assembly includes a housing, an air duct is formed in the housing, and the air inlet and the air outlet are formed on the air duct;

A wind wheel, the wind wheel is arranged on the side of the air duct close to the air inlet;

The first driving mechanism is connected with the wind wheel.

Further, the air duct assembly further includes a heating element unit arranged on a side of the air duct close to the air outlet, and a second driving mechanism for driving the heating element unit to rotate in the air duct.

Further, the first driving mechanism is arranged at the bottom of the housing, and the second driving mechanism is arranged at the top of the housing.

The embodiment of the application expects to provide a blowing device. The air forms an airflow under the action of the wind wheel device. The airflow passes from the air inlet through the air inlet and then through the air outlet, and finally exits the housing from the air outlet, and the water mist generated by the humidifier passes through the air outlet. The mist hole is discharged out of the housing, and the humidification device cooperates with the mist hole so that the direction of the mist discharge from the mist hole intersects with the air flow direction of the air outlet. Therefore, the water mist discharged from the mist hole is blown by the air flow discharged from the air outlet. Disperse farther and wider, can quickly realize air circulation and improve environmental humidity.

Description of the drawings

Figure 1 is a schematic structural diagram of a blowing device in an embodiment of the application;

Figure 2 is a schematic right side view of the blowing device in Figure 1;

Figure 3 is a schematic rear view of the blowing device in Figure 1;

Figure 4 is a cross-sectional view of the blowing device A-A in Figure 1;

Figure 5 is a cross-sectional view of the blowing device in Figure 1 in the direction of B-B;

Fig. 6 is a schematic structural diagram of a humidifying device in an embodiment of the application;

Fig. 7 is a top sectional view of the humidifying device in Fig. 6;

Figure 8 is an exploded view of the humidification device in Figure 6;

Figure 9 is a side sectional view of the humidifying device in Figure 6;

Fig. 10 is a schematic structural diagram of a wind turbine device in an embodiment of the application.

Detailed ways

It should be noted that, in the case of no conflict, the embodiments in the application and the technical features in the embodiments can be combined with each other. The detailed description in the specific implementation should be understood as an explanation of the purpose of the application and should not be regarded as Improper restrictions on this application.

In the description of the embodiments of the present application, the orientation or positional relationship of "inner", "outer", "upper", "lower", "top", "bottom" is based on the normal use state of the blowing device, such as the position shown in FIG. 1 Or positional relationship. It should be understood that these orientation terms are only for the convenience of describing the application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a reference to this application. limits.

The embodiment of the application provides a blowing device. Please refer to Figures 1 to 4. The blowing device includes a housing 1, a wind wheel device 2 and a humidifying device 3. The housing 1 is provided with an air inlet 1a, an air outlet 1b and a mist outlet 1c, the air outlet 1b and the mist outlet 1c are arranged at intervals. The wind wheel device 2 is located in the housing 1. The wind wheel device 2 has an air inlet 2a connected to the air inlet 1a and an air outlet 2b connected to the air outlet 1b. The humidification device 3 is located In the housing 1, the water mist generated by the humidifying device 3 exits the housing 1 through the mist outlet hole 1c, and the humidifying device 3 cooperates with the mist outlet hole 1c so that the direction of the mist outlet hole 1c and the air flow direction of the air outlet 1b intersect.

The air forms an airflow under the action of the wind wheel device 2. The airflow flows from the air inlet 1a through the air inlet 2a and then through the air outlet 2b, and finally exits the housing 1 from the air outlet 1b, and the water mist generated by the humidifier 3 is discharged through the mist outlet 1c The housing 1, the humidifying device 3 and the mist outlet 1c are matched so that the direction of the mist outlet 1c discharges water mist intersects with the air flow direction of the air outlet 1b. Therefore, the mist discharged from the mist outlet 1c is discharged from the air outlet 1b. Under the action, it can be blown farther and wider, which can quickly realize air circulation and improve environmental humidity.

In an embodiment of the present application, the direction in which the mist is discharged from the mist outlet 1c and the air flow direction of the air outlet 1b are at an angle of 30 to 50 degrees, which is more conducive to the water mist being blown farther under the action of the air flow. It is wider and further prevents the area where the water mist and air flow are mixed closer to the air outlet, and the water mist enters the blowing device through the air outlet, which affects the working performance of the blowing device.

In an embodiment of the present application, the inner wall of the mist outlet hole 1c is formed with a first guide surface inclined toward the air flow direction of the air outlet 1b, and the first guide surface is inclined toward the air flow direction of the air outlet 1b, and the flow is guided by the first guide surface The effect is such that the water mist discharged from the mist outlet 1c intersects the air flow direction of the air outlet 1b.

In an embodiment of the present application, referring to Fig. 9, the humidifying device 3 includes a mist outlet 3a. The water mist generated by the humidifying device 3 is discharged from the humidifying device 3 through the mist outlet 3a. The mist outlet 3a is matched with the mist outlet 1c, The inside of the mist port 3a is formed with a second guide surface 3a' inclined toward the airflow direction of the air outlet 1b, and the second guide surface 3a' is inclined toward the airflow direction of the air outlet 1b, so that the guiding effect of the second guide surface makes The water mist discharged from the mist outlet 1c intersects with the air flow direction of the air outlet 1b. The second guide surface 3a' may be one piece, two pieces, multiple pieces, or multiple pieces, so that the mist is discharged from the mist outlet 1c. It suffices that the water mist intersects the air flow direction of the air outlet 1b. In the embodiment of the present application, two second guide surfaces 3a' are provided.

It is understandable that the first guide surface can be one or two, or multiple, so that the water mist discharged from the mist outlet 1c intersects the air flow direction of the air outlet 1b, or the first guide surface can be provided at the same time. Both the guide surface and the second guide surface can make the water mist discharged from the mist outlet 1c intersect with the air flow direction of the air outlet 1b.

In an embodiment of the present application, please refer to FIG. 4, the humidifying device 3 is located below the wind wheel device 2, the mist outlet 1c is located below the air outlet 1b, and the humidifying device 3 is located below the wind wheel device 2, which is beneficial to stabilize the entire blowing The center of gravity of the device prevents the blowing device from tipping over. The mist outlet 1c is located below the air outlet 1b. As the water mist moves upward, it is easier to intersect the air flow direction of the air outlet 1b.

In an embodiment of the present application, please refer to Figures 6-8. The humidification device 3 further includes a mist outlet 3a, a water box 31, an atomization assembly 32, and a fan assembly 33. The mist outlet 3a is in communication with the mist outlet 1c. The box 31 includes a box body 311 and a box cover 312 fastened on the box body 311. The box cover 312 includes a cover body 3121 and a mist outlet channel 3122. The mist outlet port 3a is connected between the mist outlet channel 3122 and the mist outlet hole 1c. The box body 311 includes a second accommodating cavity 311a and an air outlet duct 3111. The second accommodating cavity 311a communicates with the mist outlet 3a through the mist outlet channel 3122. The atomization assembly 32 is arranged at the bottom of the second accommodating cavity 311a, and the fan assembly 33 Connected with the air outlet duct 3111.

The atomization assembly 32 atomizes the water in the second containing cavity 311a to form water mist. The airflow generated by the fan assembly 33 enters the space in the water box 31 through the air outlet duct 3111, and blows the water mist in the water box 31 toward The mist outlet 3a enters the external environment through the mist outlet 1c, thereby adjusting the humidity of the external environment.

It is understandable that, in the specific embodiment, the atomization assembly 32 can be an oscillating plate or a heating tube, as long as the atomization assembly can atomize water; the fan assembly 33 can be a blower or an axial flow. Fans, centrifugal fans, and cross-flow fans only need to provide wind power for the humidifier.

In an embodiment of the present application, referring to FIGS. 8 and 9, the cross section of the mist outlet channel 3122 gradually becomes smaller from the end away from the mist outlet port 3a to the end where the mist outlet port 3a is located, that is, the mist outlet channel 3122 Along the flow direction of the water mist, it is designed as a structure in which the cross section gradually changes from thick to fine, which has the effect of accelerating the flow of the water mist.

In an embodiment of the present application, referring to Figures 8 and 9, the mist outlet channel 3122 and the cover 3121 are integrally formed, and the water mist generated by the atomization assembly 32 can be directly discharged through the mist outlet channel 3122 without the need for additional soft The pipe or other pipes guide the water mist out of the humidifying device, thereby saving the assembly process of hoses or other pipes, greatly improving product reliability, and reducing the possibility of water leakage.

In an embodiment of the present application, referring to FIG. 8 and FIG. 9, the mist outlet channel 3122 and the mist outlet port 3a are integrally formed so as to further reduce the possibility of water leakage at the junction of the mist outlet channel 3122 and the mist outlet port 3a.

In order to prevent splashes of water from entering the air outlet duct, in an embodiment of the present application, referring to FIG. 8, the air inlet end of the air outlet duct 3111 penetrates the bottom of the second receiving cavity 311a, and the air outlet of the air outlet duct 3111 One end is corresponding to the inner surface of the cover 3121.

In an embodiment of the present application, referring to FIGS. 8 and 9, the mist outlet channel 3122 and the air outlet duct 3111 are respectively located on the lateral sides of the atomization assembly 32, and the air outlet 3111a of the air outlet duct 3111 faces away from the mist outlet channel 3122, the airflow direction can be opposite to the direction of the mist, so as to better prevent water mist or water droplets from entering the air outlet through the air outlet 3111a.

In an embodiment of the present application, referring to FIGS. 7-9, the box cover 312 includes a protrusion 3123, and a first accommodating cavity 3123a is formed in the protrusion 3123, and the first accommodating cavity 3123a is in communication with the second accommodating cavity 3121, One end of the mist outlet channel 3122 is connected with the protrusion 3123, so that a larger space formed by the first accommodating cavity 3123a and the second accommodating cavity 3121 can accommodate more water mist and increase the amount of water mist.

It is understandable that since the first accommodating cavity 1211a is provided in this embodiment, the air outlet end of the air outlet duct 3111 can be as close as possible to the first accommodating cavity 3123a on the premise that sufficient wind pressure can be generated in the first accommodation cavity 3123a. The inner surface of a receiving cavity 1211a, more specifically, the inner surface of the air outlet 3111a close to the top of the protrusion 3123.

In an embodiment of the present application, referring to FIG. 8, the box cover 312 includes a groove 312a, the groove 312a is adjacent to the protrusion 3123 and has a height lower than the protrusion 3123, and a first water inlet 3121a is formed at the groove 312a; The humidifying device 3 also includes a water tank 34 shaped in an L shape. The water tank 34 includes a water valve 341 arranged at one end of the L shape. The end of the water tank 34 away from the water valve 341 is located above the protrusion 3123, and the water valve 341 passes through the first The water inlet 3121a extends into the box body 311. On the one hand, the L-shaped water tank 34 makes full use of the space above the protrusion 3123 and the height difference between the groove 312a and the protrusion 3123, ensuring that the humidification device 3 and the blowing device have a compact structure. Under the conditions, the volume of the water tank 34 is large enough. On the other hand, the positioning and stabilization of the groove 312a prevents the water tank 34 from falling. The water valve is used to better control the water in the water tank 34 to flow into the box body 311 and avoid placing the water tank 34 When it is on the box body 311, the water in the water tank 34 is spilled out.

In an embodiment of the present application, referring to Figures 1 to 4, 6, and 8, a water filling port 1d is provided on the housing 1, and the humidifying device 3 includes a water tank bracket 35, which is arranged above the water box 31 , The water box 31, the water tank bracket 35, and the housing 1 are jointly enclosed to form an isolation chamber 1e, the isolation chamber 1e is in communication with the water filling port 1d, and the water tank 34 can be inserted into the isolation chamber 1e from the water filling port 1d; specifically, the housing Enclosed as a cavity, the isolation chamber 1e is isolated from the cavity enclosed by the shell, and the water box, the water tank bracket and the shell are jointly enclosed as an isolation cavity, that is, the water box, the water tank bracket and the shell Cooperating installation, a relatively closed space can be formed in the cavity enclosed by the housing, so that the water tank can be isolated from the charged body in the cavity enclosed by the housing. The charged body mentioned here includes the humidifier itself The live components, such as circuit boards, fan components, wires, etc., also include other live devices in the cavity enclosed by the shell, except for humidification devices, such as heaters and heating devices; the water tank can be taken out from the water filling port for convenience , Fast. In an embodiment of the present application, a handle can also be provided on the water tank to facilitate the extraction of the water tank. Specifically, the handle is placed vertically, which is ergonomic.

In order to reduce the entry of dust, hair and other impurities into the blowing device, and to beautify the appearance of the blowing device, in an embodiment of the present application, please refer to FIGS. 2 and 3. The housing 1 further includes a shielding door 11 for shielding the water filling port 1d. Specifically, The shielding door 11 can be retracted, pushed and pulled, or folded, and can also be a two-door opening on both sides, so that the water tank can be taken out or put in from the water filling port 1d.

In an embodiment of the present application, please refer to FIG. 2. The housing 1 also includes a windshield 12 for shielding the air outlet 1b. The windshield 12 can be turned over, pushed and pulled, shutters, or folded. The two doors open on the side can reduce the dust and hair and other impurities from the blowing device, and can also beautify the appearance of the blowing device.

To facilitate assembly, in an embodiment of the present application, please refer to Figures 2 and 4. The housing 1 includes a front housing 13 and a rear housing 14. The mist outlet 1c is provided on the front housing 13, and the water inlet 1d is provided on the rear housing 14. .

In order to make full use of the space in the housing and make the water box large enough, in an embodiment of the present application, referring to FIG. 4, one side of the box body 311 is connected to the front housing 13, and the other side of the box body 311 is connected to the rear housing 14. .

In order to facilitate the formation of air flow in the air duct, in an embodiment of the present application, please refer to FIGS. 5 and 10. The wind wheel device 2 includes an air duct assembly 21, a wind wheel 22 and a first driving mechanism 23, and the air duct assembly 21 includes a housing 211. An air duct 211a is formed in the housing 211, the air inlet 2a and the air outlet 2b are formed on the air duct 211a, the wind wheel 22 is arranged on the side of the air duct 211a close to the air inlet 2a, the first driving mechanism 23 and the wind wheel 22Connect.

In an embodiment of the present application, referring to FIGS. 5 and 10, the air duct assembly 21 further includes a heating element unit 212 disposed on the side of the air duct 211a close to the air outlet 2b, and a second heating element unit 212 that drives the heating element unit 212 to rotate in the air duct. The second driving mechanism 213, the heating element unit 212 is used to change the temperature of the air flow in the air duct. The heating element unit 212 is close to the air outlet 2b so that the heated air flow can quickly enter the external environment. When the second driving mechanism 213 drives the heating element unit 212 to rotate close to the wind The inner wall of the duct 211a prevents the airflow from the air duct 211a from passing through the heating element unit 212. In this case, the airflow blown by the blowing device is not heated, and is cold or normal temperature wind. When the heating element unit 212 rotates to block the air duct At the position of 211a, the air flow discharged from the air duct 211a flows through the heating element unit 212, that is, it has been heated. In this case, the air flow blown by the blowing device is a hot air flow. The second driving mechanism 213 drives the rotation of the heating element unit 212, namely Can realize the conversion of cold/hot air flow.

In an embodiment of the present application, referring to FIGS. 4 and 10, the first driving mechanism 23 is arranged at the bottom of the housing 211, and the second driving mechanism 213 is arranged at the top of the housing 211, so that the bottom and the housing 211 can be fully utilized. The space at the top makes the wind turbine device 2 compact.

In an embodiment of the present application, a panel can also be provided on the upper end of the housing. The panel can be a sheet made of PVC, PET, etc. The panel can be a control panel with button functions, or a person who prints various types of information. Machine interaction patterns, warnings, other information or non-information face stickers. For example, a sticky substance such as an adhesive layer is attached to one side of the panel to stick the panel on the shell, and the other side of the panel can have a button function.

In an embodiment of the present application, if the blowing device is a three-dimensional heater or a cooling fan, wheels can be provided on the end surface of the housing in contact with the ground to facilitate the movement of the blowing device on the ground; the air inlet can be set in a mesh shape, such as a diamond grid or a well The word grid can also be installed on the air inlet to prevent foreign matter from entering.

The blowing equipment can be a cooling fan, a heater, an air conditioner, etc., and there is no restriction here.

The various embodiments/implementations provided in this application can be combined with each other without conflicts.

The above descriptions are only preferred embodiments of the application, and are not used to limit the application. For those skilled in the art, the application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of this application shall be included in the protection scope of this application.

Claims

A blowing device, the blowing device includes:

A housing, the housing is provided with an air inlet, an air outlet, and a mist outlet, and the air outlet and the mist outlet are spaced apart;

A wind wheel device located in the housing, the wind wheel device having an air inlet communicating with the air inlet and an air outlet communicating with the air outlet;

The humidification device is located in the housing, the water mist generated by the humidification device is discharged from the housing through the mist outlet hole, and the humidification device cooperates with the mist outlet hole so that the mist outlet hole discharges water mist. The direction intersects with the air flow direction of the air outlet.
The blowing device according to claim 1, wherein the direction of the mist discharge hole and the air flow direction of the air outlet is at an angle of degree to degree.
The blowing device according to claim 1, wherein the inner wall of the mist outlet hole is formed with a first guide surface inclined toward the air flow direction of the air outlet;

And/or, the humidification device includes a mist outlet, the water mist generated by the humidification device is discharged from the humidification device through the mist outlet, the mist outlet is matched with the mist outlet, and the mist outlet A second guide surface inclined toward the air flow direction of the air outlet is formed inside the port.
The blowing device according to claim 1, wherein the humidifying device is located below the wind wheel device, and the mist outlet is located below the air outlet.
The blowing device according to claim 1, the humidifying device further comprising:

A mist outlet, the mist outlet is in communication with the mist outlet;

Water box, the water box includes a box body and a box cover buckled on the box body, the box cover includes a cover and a mist outlet channel, the mist outlet is connected to the mist outlet channel and the Between the mist outlet holes, the box body includes a second accommodating cavity and an air outlet air channel, and the second accommodating cavity is in communication with the mist outlet through the mist outlet channel;

The atomization component is arranged at the bottom of the second containing cavity; and

The fan assembly communicates with the air outlet duct.
The blowing device according to claim 5, wherein the cross section of the mist outlet channel gradually becomes smaller from the end far away from the mist outlet to the end where the mist outlet is located;

And/or, the mist outlet channel and the cover are integrally formed;

And/or, the mist outlet channel and the mist outlet port are integrally formed;

And/or, the air inlet end of the air outlet air duct penetrates the bottom of the second accommodating cavity, and the air outlet end of the air outlet air duct is arranged corresponding to the inner surface of the cover;

And/or, the mist outlet channel and the air outlet air channel are respectively located on lateral sides of the atomization assembly, and the air outlet of the air outlet air channel faces away from the mist outlet channel.
The blowing device according to claim 5, wherein the box cover includes a protrusion, and a first accommodating cavity is formed in the protrusion;

The first accommodating cavity is in communication with the second accommodating cavity, and one end of the mist outlet channel is connected with the protrusion.
The blowing device according to claim 7, the box cover includes a groove, the groove is adjacent to the protrusion and has a height lower than the protrusion, and a first water inlet is formed at the groove The humidification device further includes an L-shaped water tank, the water tank includes a water valve arranged at one end of the L-shaped, the end of the water tank far from the water valve is located above the protrusion, the water The valve passes through the first water inlet and extends into the box body.
The blowing device according to claim 5, wherein the housing is provided with a water addition port, the humidification device includes a water tank bracket, the water tank bracket is arranged above the water box, the water box and the water tank The bracket and the outer shell jointly enclose an isolation chamber; the isolation chamber is in communication with the water filling port, and the water tank can be inserted into the isolation chamber from the water filling port.
The blowing device according to claim 9, wherein the housing further comprises a shielding door for shielding the water filler;

And/or, the housing further includes a windshield for shielding the air outlet.
The blowing device according to claim 9,

The shell includes a front shell and a rear shell;

The mist outlet is provided on the front shell, and the water addition port is provided on the rear shell; and/or one side of the box body is connected to the front shell, and the other of the box body The side is connected with the rear shell.
The blowing device according to any one of claims 1-11, the wind wheel device comprising:

An air duct assembly, the air duct assembly comprising a housing, an air duct is formed in the housing, and the air inlet and the air outlet are formed on the air duct;

A wind wheel, the wind wheel is arranged on the side of the air duct close to the air inlet;

The first driving mechanism is connected with the wind wheel.
The blowing device according to claim 12, the air duct assembly further comprises a heating element unit disposed on a side of the air duct close to the air outlet, and a second heating element that drives the heating element unit to rotate in the air duct Two driving mechanism.
11. The blowing device according to claim 13, wherein the first driving mechanism is arranged at the bottom of the housing, and the second driving mechanism is arranged at the top of the housing.