CN217763815U - Disinfection robot and air duct module provided with same - Google Patents

Abstract

The utility model belongs to the technical field of disinfecting equipment, especially, relate to a disinfection robot and wind channel module that has thereof. Wherein, the wind channel module includes: the air duct shell is provided with an atomizing inner cavity, a first air inlet and a first air outlet which are communicated with the atomizing inner cavity, the atomizing inner cavity is used for containing atomized liquid, the air duct shell is also provided with a first air duct and an auxiliary air duct, the inlet end of the first air duct is communicated with the atomizing inner cavity, the outlet end of the first air duct and the outlet end of the auxiliary air duct are both communicated with the first air outlet, and the inlet end of the auxiliary air duct is a second air inlet; and the fan assembly comprises a first fan and a second fan, the air outlet of the first fan is communicated with the second air inlet, and the air outlet of the second fan is communicated with the first air inlet. Use the technical scheme of the utility model the disinfection efficiency that can promote the atomizer with reduce the potential safety hazard.

Description

Disinfection robot and air duct module with same

Technical Field

The utility model belongs to the technical field of disinfecting equipment, especially, relate to a disinfection robot and wind channel module that has thereof.

Background

Disinfection robots typically employ an atomizer to atomize a disinfecting solution into an atomized liquid that is sprayed into a space and disinfects the air. In the prior art, the diameter range of atomized liquid formed by the atomizer is large, and the large-diameter atomized liquid sprayed by the atomizer can directly scatter around the atomizer due to the large volume, so that more water vapor around the atomizer is generated, the atomized liquid sprayed into the air really is less, and the disinfection efficiency of the atomizer is reduced; meanwhile, the atomized liquid is accumulated on the electric appliance for a long time, and certain potential safety hazards also exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disinfection robot and wind channel module that has thereof aims at promoting the disinfection efficiency of atomizer and reducing the potential safety hazard.

In order to achieve the above object, the utility model adopts the following technical scheme: an air duct module, comprising: the air channel shell is provided with an atomizing inner cavity, a first air inlet and a first air outlet which are communicated with the atomizing inner cavity, the atomizing inner cavity is used for containing atomized liquid, the air channel shell is also provided with a first air channel and an auxiliary air channel, the inlet end of the first air channel is communicated with the atomizing inner cavity, the outlet end of the first air channel and the outlet end of the auxiliary air channel are both communicated with the first air outlet, and the inlet end of the auxiliary air channel is a second air inlet; and the fan assembly comprises a first fan and a second fan, an air outlet of the first fan is communicated with the second air inlet, and an air outlet of the second fan is communicated with the first air inlet.

In one embodiment, the air duct shell includes a first shell and a second shell, the first shell forms an atomizing cavity, the second shell includes a top wall and an air duct enclosure wall connected to the top wall, the second shell is placed in the atomizing cavity so that the air duct enclosure wall and a cavity wall of the atomizing cavity form a first air duct, a second air duct is disposed between the air duct enclosure wall and the top wall, the first shell is provided with a first intermediate air inlet pipe and a second intermediate air inlet pipe located in the atomizing cavity, a second air outlet of the second intermediate air inlet pipe is communicated with the atomizing cavity, a third air outlet of the first intermediate air inlet pipe is communicated with an inlet end of the second air duct so that a passage of the first intermediate air inlet pipe and the second air duct form an auxiliary air duct, an inlet end of the first intermediate air inlet pipe is a second air inlet, and an inlet end of the second intermediate air inlet pipe is a first air inlet.

In one embodiment, the fan assembly further includes a first air inlet housing and a second air inlet housing, the air outlet of the first fan is communicated with the air inlet port of the first air inlet housing, the air outlet port of the first air inlet housing is communicated with the second air inlet, the air outlet of the second fan is communicated with the air inlet port of the second air inlet housing, and the air outlet port of the second air inlet housing is communicated with the first air inlet.

In one embodiment, the number of air duct enclosure walls is at least two, at least two air duct enclosure walls being circumferentially spaced apart and connected to the top wall.

In an embodiment, the number of the first air outlets is at least two, and the at least two first air outlets are distributed in one-to-one correspondence with the outlet ends of the at least two first air ducts.

In one embodiment, at least one flow deflector is arranged between two adjacent air duct walls, the flow deflector is connected with the top wall to form a flow guiding air duct, an air inlet port of the flow guiding air duct is communicated with the second air outlet, and an air outlet port of the flow guiding air duct is communicated with the atomizing inner cavity.

In one embodiment, the first shell is provided with at least two arc-shaped walls protruding towards the inside of the atomizing inner cavity, the at least two arc-shaped walls correspond to the at least two air duct surrounding walls in a one-to-one mode, and each air duct surrounding wall sandwiches the corresponding arc-shaped wall to form the first air duct.

In one embodiment, the adjacent two arc-shaped walls and the shell wall between the two arc-shaped walls are connected in an arc.

In one embodiment, an atomization port is arranged at the bottom of the first shell and is communicated with the atomization inner cavity, the atomization port is used for enabling an atomization outlet of an atomizer to penetrate into the atomization inner cavity, and the atomization port and the inlet end of the first air duct are mutually staggered in the direction of the central axis of the first shell; wherein, the quantity of atomizing mouth is at least two, and the bottom of the first casing that corresponds between two adjacent arc walls is equipped with at least one atomizing mouth.

According to another aspect of the utility model, a disinfection robot is provided. In particular, the disinfection robot comprises an air duct module as described above.

The utility model discloses following beneficial effect has at least:

use the embodiment of the utility model provides an air channel module, the atomizing liquid in with the atomizing inner chamber blows out the in-process of outside, work simultaneously when first fan and second fan, then the air current that first fan was blown is directly carried to first air outlet along supplementary wind channel, and, the air current that the second fan was blown gets into the atomizing inner chamber earlier, make the air current carry the atomizing liquid and get into first wind channel, the air current that has carried the atomizing liquid flows to first air outlet along first wind channel, in order to blow the outside of department atomizing inner chamber. Like this, two strands of air currents are joined at first air outlet department, the air current that flows along first wind channel carries the atomized liquid to first air outlet, and the surplus kinetic energy of this air current blows the atomized liquid to the outside, simultaneously, the air current that flows along auxiliary air channel flows to first air outlet along auxiliary air channel direct flow from first fan, that is to say this air current does not have the loss kinetic energy hardly, this air current can help to blow the atomized liquid that flows to first air outlet, thereby make the atomized liquid can be blown farther distance, just so that blow the atomized liquid of sending outside and can cover bigger area scope and disinfect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a top view of an air duct module of the present invention;

FIG. 2 isbase:Sub>A cross-sectional view taken along A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;

FIG. 4 is an enlarged view of D in FIG. 3;

FIG. 5 is a cross-sectional view taken along line C-C of FIG. 1;

FIG. 6 is a schematic perspective view of FIG. 1;

FIG. 7 is a schematic perspective exploded view of FIG. 1;

FIG. 8 is a schematic perspective view of a second housing of the air duct module shown in FIG. 1;

FIG. 9 is a schematic perspective view of a first housing of the air duct module shown in FIG. 1;

fig. 10 is a schematic perspective view illustrating an assembled structure of a first intermediate air inlet duct and a first air inlet casing in the air duct module shown in fig. 1;

fig. 11 is an enlarged detail view of F in fig. 10.

Wherein, in the figures, the respective reference numerals:

10. an air duct shell; 101. a first air duct; 102. an auxiliary air duct; 103. a second air duct; 105. an atomizing port; 1. a first housing; 11. an atomizing inner cavity; 12. a first air inlet; 13. a second air inlet; 23. a first air outlet; 1121. a second air outlet; 41. a first fan; 42. a second fan; 2. a second housing; 2111. a top wall; 2112. an air duct surrounding wall; 111. a first intermediate air inlet duct; 112. a second intermediate air inlet pipe; 1121. a second air outlet; 1111. a third air outlet; 411. a first air intake casing; 421. a second air intake casing; 2113. a flow deflector; 211. a diversion air duct; 113. an arcuate wall; 51. a bottom case; 52. a housing; 6. an upper cover; 43. a filter screen; 7. a pin; 14. an atomizer.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and 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 thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include one or at least two of the feature. In the description of the present invention, "at least two" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, 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 meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

As shown in fig. 1-5, the embodiment of the present invention provides an air duct module including an air duct shell 10 and a fan assembly, wherein the air duct shell 10 is provided with an atomizing inner cavity 11 and a first air inlet 12 and a first air outlet 23 communicated with the atomizing inner cavity 11, and the fan assembly includes a first fan 41 and a second fan 42. In the air duct module, the atomizing cavity 11 is used for containing the atomized liquid, the air duct shell 10 is further provided with a first air duct 101 and an auxiliary air duct 102, an inlet end of the first air duct 101 is communicated with the atomizing cavity 11, an outlet end of the first air duct 101 and an outlet end of the auxiliary air duct 102 are both communicated with the first air outlet 23, an inlet end of the auxiliary air duct 102 is a second air inlet 13, during assembly, an air outlet of the first fan 41 is communicated with the second air inlet 13, and an air outlet of the second fan 42 is communicated with the first air inlet 12.

Thus, when the first fan 41 and the second fan 42 operate simultaneously, the airflow blown by the first fan 41 is directly conveyed to the first air outlet 23 along the auxiliary air duct 102, and the airflow blown by the second fan 42 firstly enters the atomizing cavity 11, so that the airflow carries the atomized liquid into the first air duct 101, and the airflow carrying the atomized liquid flows to the first air outlet 23 along the first air duct 101 to blow the outside of the atomizing cavity 11. In this way, the two air flows join at the first air outlet 23 (the air flow flowing along the first air duct 101 is the first air flow and the air flow flowing along the auxiliary air duct 102 is the second air flow), the first air flow carries the atomized liquid to the first air outlet 23, and the remaining kinetic energy of the first air flow blows the atomized liquid to the outside, meanwhile, the second air flow flows from the first fan 41 to the first air outlet 23 along the auxiliary air duct 102 directly, that is, the second air flow has almost no loss of kinetic energy, the second air flow can help blow the atomized liquid flowing to the first air outlet 23, so that the atomized liquid can be blown to a longer distance, and the atomized liquid blown out of the outside can cover a larger area range for sterilization and disinfection.

As the further injeciton of this embodiment, the fan subassembly still contains filter screen 43, and the air inlet end of two fans is located to the filter screen, prevents that the dust etc. from drifting during the wadding gets into the wind channel module, and then blockking up the wind channel, increase windage.

As shown in fig. 2 to 4 and 7 to 9, the air duct case 10 includes a first case 1 and a second case 2. The first housing 1 forms an atomizing chamber 11, and the atomizing chamber 11 floats with a sufficient amount of atomized liquid. The second housing 2 comprises a top wall 2111 and an air duct surrounding wall 2112 connected to the top wall 2111, the top wall 2111 and the air duct surrounding wall 2112 are integrally formed into an integral component by injection molding, and the second housing 2 is placed in the atomizing inner cavity 11 so that the air duct surrounding wall 2112 and the cavity wall of the atomizing inner cavity 11 form the first air duct 101. A second air flue 103 is arranged between the air flue surrounding wall 2112 and the top wall 2111, the first housing 1 is provided with a first intermediate air inlet pipe 111 and a second intermediate air inlet pipe 112 which are located in the atomizing inner cavity 11, a second air outlet 1121 of the second intermediate air inlet pipe 112 is communicated with the atomizing inner cavity 11, a third air outlet 1111 of the first intermediate air inlet pipe 111 is communicated with an inlet end of the second air flue 103 so that the passage of the first intermediate air inlet pipe 111 and the second air flue 103 form an auxiliary air flue 102 (see fig. 4 for combination), an inlet end of the first intermediate air inlet pipe 111 is a second air inlet 13, and an inlet end of the second intermediate air inlet pipe 112 is a first air inlet 12. When the first fan 41 and the second fan 42 operate simultaneously, the airflow blown by the first fan 41 enters the passage of the first intermediate air inlet pipe 111 from the inlet end (i.e., the second air inlet 13) of the first intermediate air inlet pipe 111 and flows into the second air duct 103 to be blown to the first air outlet 23, the airflow blown by the second fan 42 enters the atomizing cavity 11 along with the passage of the second intermediate air inlet pipe 112, and then the airflow carries the atomized liquid in the atomizing cavity 11 to be blown to the first air outlet 23 and output to the outside along with the first air duct 101. Like this, the air current that second wind channel 103 was blown just can assist the air current that carries the atomized liquid to carry farther distance with the atomized liquid, reach and cover the purpose that the disinfection was disinfected in bigger area scope, improve the disinfection efficiency that disinfects.

As shown in fig. 2, 3, 5, 6, 7, 10 and 11, the fan assembly further includes a first air inlet casing 411 and a second air inlet casing 421, the first air inlet casing 411 guides the air output by the first fan 41 into the first intermediate air inlet pipe 111, and the second air inlet casing 421 guides the air output by the second fan 42 into the second intermediate air inlet pipe 112, in other words, the air outlet of the first fan 41 is communicated with the air inlet port of the first air inlet casing 411, the air outlet of the second fan 42 is communicated with the air inlet port of the second air inlet casing 421, the air outlet port of the first air inlet casing 411 is communicated with the second air inlet 13, and the air outlet port of the second air inlet casing 421 is communicated with the first air inlet 12. Therefore, the air output by the fan is guided by the first air inlet shell 411 and the second air inlet shell 421, the utilization efficiency of the output air quantity of the fan is improved, and the air flow loss is reduced.

As shown in fig. 2, 3, 5, 7 and 8, the number of the air duct peripheral walls 2112 is at least two, and at least two air duct peripheral walls 2112 are connected to the top wall 2111 at circumferentially spaced intervals. Correspondingly, as shown in fig. 1 and fig. 3 to fig. 6, the number of the first air outlets 23 is at least two, and the at least two first air outlets 23 are distributed in one-to-one correspondence with the outlet ends of the at least two first air ducts 101. At least two first air outlets 23 that circumference was arranged export simultaneously and carry the air current of atomized liquid to blow the atomized liquid to the region on a large scale around this wind channel module's circumference, blow the atomized liquid to bigger region scope and disinfect, further improve the sterile work efficiency that disinfects.

As shown in fig. 2, 5, and 7, at least one flow deflector 2113 is disposed between two adjacent duct walls 2112, the flow deflector 2113 is connected to the top wall 2111 to form a flow guiding duct 211, an air inlet port of the flow guiding duct 211 is communicated with the second air outlet 1121, and an air outlet port of the flow guiding duct 211 is communicated with the atomizing inner cavity 11. The air flow enters the guiding air duct 211 after being output from the outlet end of the second middle air inlet pipe 112, that is, the air flow is guided by the guiding plate 2113, so that the air flow can enter the atomizing inner cavity 11 more smoothly, and preferably, the guiding plate 2113 extends in an arc shape, which is beneficial to reducing wind resistance and noise. After the airflow in the atomizing inner cavity 11 reaches a certain amount, the airflow carries the atomized liquid into the first air duct 101 and blows the atomized liquid to the first air outlet 23, and then blows the atomized liquid out of the auxiliary air duct 102 to assist the airflow, so that the atomized liquid is blown to a longer distance.

Each flow deflector 2113 is provided with a buckle structure, the top wall 2111 is provided with a socket, and the buckle structure is detachably inserted into the socket. Alternatively, each deflector 2113 is screwed locked to the top wall 2111 by means of a locking pin 7.

In the embodiment of the present invention, as shown in fig. 4, 7 and 9, the first housing 1 is provided with at least two arc walls 113 protruding toward the inside of the atomizing inner cavity 11, at least two arc walls 113 and at least two air duct enclosure walls 2112 are in one-to-one correspondence, and each air duct enclosure wall 2112 encloses the corresponding arc wall 113 to enclose the first air duct 101. That is to say, the first air duct 101 is an air duct formed by assembling, and only by assembling and matching the first casing 1 and the second casing 2, the first air duct 101 can be formed completely, and after the first casing 1 and the second casing 2 are disassembled and separated from each other, the first air duct 101 no longer exists. In order to make the first air duct 101 formed by assembling and assembling more compact, two adjacent arc-shaped walls 113 and the wall between the two arc-shaped walls are connected in an arc manner, so that two side edges of the air duct surrounding wall 2112 can be better attached to the arc-shaped walls 113, the corner positions of air flow in the air duct are reduced, and further, the wind resistance is reduced, the wind loss is reduced, and meanwhile, the noise can also be reduced.

As shown in fig. 5 and 7, the bottom of the first housing 1 is provided with an atomizing port 105, the atomizing port 105 is communicated with the atomizing cavity 11, the atomizing port 105 is used for the atomizing outlet of the atomizer 14 to penetrate into the atomizing cavity 11, and the atomizing port 105 and the inlet end of the first air duct 101 are mutually staggered in the central axis direction of the first housing 1. In this way, the atomizer 14 continuously generates the atomized liquid suspended in the atomizing cavity 11, and then the air flow blown into the atomizing cavity 11 from the guide air duct 211 carries the suspended atomized liquid into the first air duct 101 and reaches the first air outlet 23. Moreover, since the atomizing opening 105 and the inlet end of the first air duct 101 are mutually staggered in the central axis direction of the first housing 1, the atomized liquid generated by the atomizer 14 does not directly rise into the first air duct 101, but first floats in the atomizing inner cavity 11, and then is carried by the airflow input into the atomizing inner cavity 11 through the guide air duct 211 to flow toward the first air duct 101 and blown to the first air outlet 23.

Further, the number of the atomization openings 105 is at least two, and at least one atomization opening 105 is arranged at the bottom of the corresponding first housing 1 between two adjacent arc-shaped walls 113. That is to say, at least two atomizers 14 produce the atomized liquid simultaneously and suspend in atomizing inner chamber 11, have improved the efficiency that the atomized liquid produced greatly, guarantee to have sufficient atomized liquid to satisfy the output demand.

As a further limitation of this embodiment, the number of the arc-shaped walls 113 is four (of course, the number of the arc-shaped walls 113 may also be set to other numbers according to the actual size of the product, for example, five, six, seven, eight, etc., in this embodiment, the arc-shaped walls 113 are set to be four best), one atomizing opening 105 is provided at the bottom position between two adjacent arc-shaped walls 113 (i.e., one atomizer 14 passes through), and correspondingly, the number of the air duct surrounding wall 2112 and the number of the edge covers are also four.

As shown in fig. 2 to 7, the air duct module further includes a bottom shell 51 and a shell 52, the shell 52 is hollow, and the first casing 1 and the second casing 2 are both disposed in the shell 52. Correspondingly, the outer shell 52 is an appearance piece, which can be decorated. A bottom shell 51 is provided at the bottom of the atomizing chamber 11.

As shown in fig. 1, 2, 4 and 7, the air duct module further includes an upper cover 6, and the upper cover 6 may be disposed on the top of the second housing 2 as an appearance member. It will be appreciated that the upper cover 6 is provided on the side of the second housing 2 remote from the atomisation chamber 11, the upper cover 6 being removably mounted on the second housing 2. Optionally, the top face of the second housing 2 is an appearance piece, i.e. the upper cover 6 is an integral part with the second housing 2.

According to another aspect of the utility model, a disinfection robot is provided. In particular, the disinfection robot comprises the air duct module. Preferably, the air duct module is disposed at a top position of the sterilization robot, and an opening direction of the first air outlet 23 faces a ceiling.

The utility model discloses a wind channel module can take out the wind channel module with the atomized liquid at utmost that the atomizer produced, has increased the sterile effective scope that disinfects, has promoted the utilization ratio of atomized liquid, has further promoted disinfection efficiency.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims (10)

1. An air duct module, comprising:

the air duct shell is provided with an atomization inner cavity, a first air inlet and a first air outlet, the first air inlet and the first air outlet are communicated with the atomization inner cavity, the atomization inner cavity is used for containing atomized liquid, the air duct shell is further provided with a first air duct and an auxiliary air duct, the inlet end of the first air duct is communicated with the atomization inner cavity, the outlet end of the first air duct and the outlet end of the auxiliary air duct are both communicated with the first air outlet, and the inlet end of the auxiliary air duct is a second air inlet;

and the fan assembly comprises a first fan and a second fan, the air outlet of the first fan is communicated with the second air inlet, and the air outlet of the second fan is communicated with the first air inlet.

2. The air duct module of claim 1, wherein:

the air duct shell comprises a first shell and a second shell, the first shell is formed into the atomization inner cavity, the second shell comprises a top wall and an air duct surrounding wall connected to the top wall, the second shell is placed in the atomization inner cavity to enable the air duct surrounding wall to be formed with the cavity wall of the atomization inner cavity into a first air duct, the air duct surrounding wall is provided with a second air duct between the top wall, the first shell is provided with an air inlet pipe in the middle of the first air inlet pipe and the second air inlet pipe in the middle of the first air inlet pipe of the atomization inner cavity, the second air outlet of the air inlet pipe in the middle of the second air inlet pipe is communicated with the atomization inner cavity, the third air outlet of the air inlet pipe in the middle of the first air inlet pipe is communicated with the inlet end of the second air inlet pipe so that the passage of the first air inlet pipe and the second air inlet pipe form the auxiliary air duct, the inlet end of the air inlet pipe in the middle of the first air inlet pipe is the second air inlet.

3. The air duct module of claim 2, wherein:

the fan assembly further comprises a first air inlet shell and a second air inlet shell, the air outlet of the first fan is communicated with the air inlet port of the first air inlet shell, the air outlet port of the first air inlet shell is communicated with the second air inlet, the air outlet of the second fan is communicated with the air inlet port of the second air inlet shell, and the air outlet port of the second air inlet shell is communicated with the first air inlet.

4. The air duct module according to any one of claims 2-3, wherein:

the number of the air duct surrounding walls is at least two, and the at least two air duct surrounding walls are connected to the top wall at intervals along the circumferential direction.

5. The air duct module of claim 4, wherein:

the number of the first air outlets is at least two, and the at least two first air outlets are distributed in one-to-one correspondence with the outlet ends of the at least two first air channels.

6. The air duct module of claim 5, wherein:

at least one flow deflector is arranged between every two adjacent air duct surrounding walls, the flow deflectors are connected with the top wall to form a flow guide air duct, an air inlet port of the flow guide air duct is communicated with the second air outlet, and an air outlet port of the flow guide air duct is communicated with the atomizing inner cavity.

7. The air duct module of claim 4, wherein:

the first shell is provided with at least two arc-shaped walls protruding towards the inside of the atomizing inner cavity, at least two arc-shaped walls correspond to at least two air duct surrounding walls in a one-to-one mode, and each air duct surrounding wall is correspondingly wrapped and clamped by the arc-shaped walls to form the first air duct.

8. The air duct module of claim 7, wherein:

the adjacent two arc-shaped walls and the shell wall between the two arc-shaped walls are connected in an arc way.

9. The air duct module of claim 7, wherein:

an atomization port is arranged at the bottom of the first shell and is communicated with the atomization inner cavity, an atomization outlet of an atomizer penetrates into the atomization inner cavity, and the atomization port and the inlet end of the first air channel are mutually staggered in the direction of the central axis of the first shell;

the number of the atomizing openings is at least two, and at least one atomizing opening is formed in the bottom of the first shell corresponding to the space between the two adjacent arc-shaped walls.

10. A sanitizing robot, characterized in that it comprises a wind tunnel module according to any one of claims 1-9.

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